diff --git a/sf_base/models/base.py b/sf_base/models/base.py index f62c2929..0a1face8 100644 --- a/sf_base/models/base.py +++ b/sf_base/models/base.py @@ -34,6 +34,7 @@ class MachineBrand(models.Model): name = fields.Char('名称') tag_ids = fields.Many2many('sf.machine.brand.tags', 'rel_machine_brand_tags', string='类别') image_brand = fields.Image("品牌图片") + manufacturer_model_number = fields.Char('厂家型号', size=10) active = fields.Boolean('有效', default=True) code = fields.Char('编码') diff --git a/sf_base/models/fixture.py b/sf_base/models/fixture.py index 9387fb78..06418847 100644 --- a/sf_base/models/fixture.py +++ b/sf_base/models/fixture.py @@ -1,5 +1,4 @@ from odoo import models, fields, api -from odoo.exceptions import UserError class FixtureMaterial(models.Model): @@ -8,12 +7,9 @@ class FixtureMaterial(models.Model): code = fields.Char(string='编码') name = fields.Char(string="名称", size=15) + category = fields.Selection([('零点夹具', '零点夹具')], string="类别") remark = fields.Char(string="备注") - - def unlink(self): - for record in self: - if record: - raise UserError('不允许删除数据！') + active = fields.Boolean(string="有效", default=True) class Multi_MountingType(models.Model): @@ -23,6 +19,7 @@ class Multi_MountingType(models.Model): code = fields.Char(string='编码') name = fields.Char(string="名称", size=15) remark = fields.Char(string="备注") + active = fields.Boolean(string="有效", default=True) class FixtureModel(models.Model): @@ -35,6 +32,7 @@ class FixtureModel(models.Model): fixture_material_type = fields.Char(string="夹具物料类型", related='fixture_material_id.name') multi_mounting_type_id = fields.Many2one('sf.multi_mounting.type', string="联装类型") brand_id = fields.Many2one('sf.machine.brand', string="品牌") + manufacturer_model_number = fields.Char(string="厂家型号") clamping_way = fields.Char(string="装夹方式") port_type = fields.Char(string="接口类型") model_file = fields.Binary(string="3D模型图") diff --git a/sf_base/models/functional_fixture.py b/sf_base/models/functional_fixture.py index 55237c2f..4ef466f7 100644 --- a/sf_base/models/functional_fixture.py +++ b/sf_base/models/functional_fixture.py @@ -8,6 +8,7 @@ class FunctionalFixtureType(models.Model): code = fields.Char(string='编码', readonly=True) name = fields.Char(string="名称", size=15) remark = fields.Char(string="备注") + active = fields.Boolean(string="有效", default=True) class FunctionalFixture(models.Model): @@ -17,6 +18,7 @@ class FunctionalFixture(models.Model): code = fields.Char(string='编码', readonly=True) name = fields.Char(string="名称", size=15, required=True) type_id = fields.Many2one('sf.functional.fixture.type', string="功能夹具类型", required=True) + type = fields.Char(related='type_id.name', string="功能夹具类别", store=True) zero_chuck_model_ids = fields.Many2many('sf.fixture.model', 'rel_fixture_model_zero_chuck', string="零点卡盘型号", required=True, domain=[('fixture_material_type', '=', '零点卡盘')]) diff --git a/sf_base/views/fixture_view.xml b/sf_base/views/fixture_view.xml index e0ad6aea..04c6fe51 100644 --- a/sf_base/views/fixture_view.xml +++ b/sf_base/views/fixture_view.xml @@ -13,6 +13,7 @@ filter_domain="[('name', 'ilike', self)]"/> + @@ -21,45 +22,45 @@ 夹具物料 sf.fixture.material - + + - - + - - 夹具物料 - sf.fixture.material - -
- - - - - - - - - - - - - - - -
- - + + + + + + + + + + + + + + + + + + + + + + + 夹具物料 ir.actions.act_window sf.fixture.material - tree,form + tree @@ -76,6 +77,7 @@ filter_domain="[('name', 'ilike', self)]"/> + @@ -85,43 +87,42 @@ 联装类型 sf.multi_mounting.type - + - - + - - 联装类型 - sf.multi_mounting.type - -
- - - - - - - - - - - - - -
- - + + + + + + + + + + + + + + + + + + + + + 联装类型 ir.actions.act_window sf.multi_mounting.type - tree,form + tree @@ -144,7 +145,8 @@ - + @@ -159,14 +161,12 @@ 夹具型号 sf.fixture.model - + - - @@ -182,6 +182,7 @@ + diff --git a/sf_base/views/functional_fixture_view.xml b/sf_base/views/functional_fixture_view.xml index 8a2b45c7..6fe6a814 100644 --- a/sf_base/views/functional_fixture_view.xml +++ b/sf_base/views/functional_fixture_view.xml @@ -14,6 +14,7 @@ filter_domain="[('name', 'ilike', self)]"/> + @@ -22,43 +23,42 @@ 功能夹具类型 sf.functional.fixture.type - + - - + - - 功能夹具类型 - sf.functional.fixture.type - -
- - - - - - - - - - - - - -
- - + + + + + + + + + + + + + + + + + + + + + 功能夹具类型 ir.actions.act_window sf.functional.fixture.type - tree,form + tree @@ -81,12 +81,10 @@ 功能夹具 sf.functional.fixture - + - - @@ -99,14 +97,19 @@ - + + - - - - + + + + diff --git a/sf_mrs_connect/models/sync_common.py b/sf_mrs_connect/models/sync_common.py index ae0196bb..709214f8 100644 --- a/sf_mrs_connect/models/sync_common.py +++ b/sf_mrs_connect/models/sync_common.py @@ -524,15 +524,17 @@ class MachineBrand(models.Model): brand.id = item['id'], brand.name = item['name'], brand.code = item['code'], + brand.image_brand = '' if not item['image_brand'] else base64.b64encode(item.image_brand), + brand.manufacturer_model_number = item['manufacturer_model_number'], brand.active = item['active'] else: self.env['sf.machine.brand'].create({ "id": item['id'], "name": item['name'], "code": item['code'], - # "image_brand": item['image_brand'], + "image_brand": '' if not item['image_brand'] else base64.b64encode(item.image_brand), + "manufacturer_model_number": item['manufacturer_model_number'], "active": item['active'], - # "tag_ids": item['tag_ids'] }) else: @@ -559,6 +561,7 @@ class MachineBrand(models.Model): "id": item['id'], "name": item['name'], "code": item['code'], + "manufacturer_model_number": item['manufacturer_model_number'], "image_brand": '' if not item['image_brand'] else base64.b64encode(item.image_brand), "tag_ids": self.env['sf.machine.brand.tags'].search( [("name", 'in', item['tag_ids'])]).ids @@ -1439,12 +1442,16 @@ class SyncFixtureMaterial(models.Model): self.env['sf.fixture.material'].create({ "name": item['name'], "code": item['code'], + "category": item['category'], "remark": item['remark'], + "active": item['active'], }) else: fixture_material.write({ "name": item['name'], + "category": item['category'], "remark": item['remark'], + "active": item['active'], }) else: raise ValidationError("认证未通过") @@ -1471,12 +1478,16 @@ class SyncFixtureMaterial(models.Model): self.env['sf.fixture.material'].create({ "name": item['name'], "code": item['code'], + "category": item['category'], "remark": item['remark'], + "active": item['active'], }) else: fixture_material.write({ "name": item['name'], + "category": item['category'], "remark": item['remark'], + "active": item['active'], }) else: raise ValidationError("认证未通过") @@ -1488,7 +1499,7 @@ class SyncMulti_Mounting_Type(models.Model): url = '/api/multi_mounting_type/list' - # 定时同步夹具物料列表 + # 定时同步联装类型列表 def sync_multi_mounting_type(self): sf_sync_config = self.env['res.config.settings'].get_values() token = sf_sync_config['token'] @@ -1510,16 +1521,18 @@ class SyncMulti_Mounting_Type(models.Model): "name": item['name'], "code": item['code'], "remark": item['remark'], + "active": item['active'], }) else: multi_mounting_type.write({ "name": item['name'], "remark": item['remark'], + "active": item['active'], }) else: raise ValidationError("认证未通过") - # 定时同步所有夹具物料列表 + # 定时同步所有联装类型列表 def sync_all_multi_mounting_type(self): sf_sync_config = self.env['res.config.settings'].get_values() token = sf_sync_config['token'] @@ -1542,11 +1555,13 @@ class SyncMulti_Mounting_Type(models.Model): "name": item['name'], "code": item['code'], "remark": item['remark'], + "active": item['active'], }) else: multi_mounting_type.write({ "name": item['name'], "remark": item['remark'], + "active": item['active'], }) else: raise ValidationError("认证未通过") @@ -1584,6 +1599,7 @@ class SyncFixtureModel(models.Model): "multi_mounting_type_id": self.env['sf.multi_mounting.type'].search( [('code', '=', item['multi_mounting_type_code'])]).id, "brand_id": self.env['sf.machine.brand'].search([('code', '=', item['brand_code'])]).id, + "manufacturer_model_number": item['manufacturer_model_number'], "clamping_way": item['clamping_way'], "port_type": item['port_type'], "model_file": '' if not item['model_file'] else base64.b64decode(item['model_file']), @@ -1613,6 +1629,7 @@ class SyncFixtureModel(models.Model): "multi_mounting_type_id": self.env['sf.multi_mounting.type'].search( [('code', '=', item['multi_mounting_type_code'])]).id, "brand_id": self.env['sf.machine.brand'].search([('code', '=', item['brand_code'])]).id, + "manufacturer_model_number": item['manufacturer_model_number'], "clamping_way": item['clamping_way'], "port_type": item['port_type'], "model_file": '' if not item['model_file'] else base64.b64decode(item['model_file']), @@ -1664,6 +1681,7 @@ class SyncFixtureModel(models.Model): "multi_mounting_type_id": self.env['sf.multi_mounting.type'].search( [('code', '=', item['multi_mounting_type_code'])]).id, "brand_id": self.env['sf.machine.brand'].search([('code', '=', item['brand_code'])]).id, + "manufacturer_model_number": item['manufacturer_model_number'], "clamping_way": item['clamping_way'], "port_type": item['port_type'], "model_file": '' if not item['model_file'] else base64.b64decode(item['model_file']), @@ -1693,6 +1711,7 @@ class SyncFixtureModel(models.Model): "multi_mounting_type_id": self.env['sf.multi_mounting.type'].search( [('code', '=', item['multi_mounting_type_code'])]).id, "brand_id": self.env['sf.machine.brand'].search([('code', '=', item['brand_code'])]).id, + "manufacturer_model_number": item['manufacturer_model_number'], "clamping_way": item['clamping_way'], "port_type": item['port_type'], "model_file": '' if not item['model_file'] else base64.b64decode(item['model_file']), @@ -1746,11 +1765,13 @@ class SyncFunctionalFixtureType(models.Model): "name": item['name'], "code": item['code'], "remark": item['remark'], + "active": item['active'], }) else: functional_fixture_type.write({ "name": item['name'], "remark": item['remark'], + "active": item['active'], }) else: raise ValidationError("认证未通过") @@ -1777,11 +1798,14 @@ class SyncFunctionalFixtureType(models.Model): self.env['sf.functional.fixture.type'].create({ "name": item['name'], "code": item['code'], + "remark": item['remark'], + "active": item['active'], }) else: functional_fixture_type.write({ "name": item['name'], "remark": item['remark'], + "active": item['active'], }) else: raise ValidationError("认证未通过") diff --git a/web_widget_model_viewer/static/src/lib/model-viewer.min.js b/web_widget_model_viewer/static/src/lib/model-viewer.min.js index db1f204c..cfa44657 100644 --- a/web_widget_model_viewer/static/src/lib/model-viewer.min.js +++ b/web_widget_model_viewer/static/src/lib/model-viewer.min.js @@ -1,35 +1,11822 @@ +/** @odoo-module **/ + /** * @license * Copyright 2017 Google LLC * SPDX-License-Identifier: BSD-3-Clause */ -const t=(t,e)=>"method"===e.kind&&e.descriptor&&!("value"in e.descriptor)?{...e,finisher(i){i.createProperty(e.key,t)}}:{kind:"field",key:Symbol(),placement:"own",descriptor:{},originalKey:e.key,initializer(){"function"==typeof e.initializer&&(this[e.key]=e.initializer.call(this))},finisher(i){i.createProperty(e.key,t)}};function e(e){return(i,n)=>void 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i=t.elements,n=e.elements,s=this.elements,r=i[0],a=i[3],o=i[6],l=i[1],c=i[4],h=i[7],u=i[2],d=i[5],A=i[8],p=n[0],m=n[3],g=n[6],f=n[1],v=n[4],y=n[7],x=n[2],_=n[5],E=n[8];return s[0]=r*p+a*f+o*x,s[3]=r*m+a*v+o*_,s[6]=r*g+a*y+o*E,s[1]=l*p+c*f+h*x,s[4]=l*m+c*v+h*_,s[7]=l*g+c*y+h*E,s[2]=u*p+d*f+A*x,s[5]=u*m+d*v+A*_,s[8]=u*g+d*y+A*E,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[1],n=t[2],s=t[3],r=t[4],a=t[5],o=t[6],l=t[7],c=t[8];return e*r*c-e*a*l-i*s*c+i*a*o+n*s*l-n*r*o}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],s=t[3],r=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=c*r-a*l,u=a*o-c*s,d=l*s-r*o,A=e*h+i*u+n*d;if(0===A)return this.set(0,0,0,0,0,0,0,0,0);const p=1/A;return t[0]=h*p,t[1]=(n*l-c*i)*p,t[2]=(a*i-n*r)*p,t[3]=u*p,t[4]=(c*e-n*o)*p,t[5]=(n*s-a*e)*p,t[6]=d*p,t[7]=(i*o-l*e)*p,t[8]=(r*e-i*s)*p,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,n,s,r,a){const o=Math.cos(s),l=Math.sin(s);return this.set(i*o,i*l,-i*(o*r+l*a)+r+t,-n*l,n*o,-n*(-l*r+o*a)+a+e,0,0,1),this}scale(t,e){const i=this.elements;return i[0]*=t,i[3]*=t,i[6]*=t,i[1]*=e,i[4]*=e,i[7]*=e,this}rotate(t){const e=Math.cos(t),i=Math.sin(t),n=this.elements,s=n[0],r=n[3],a=n[6],o=n[1],l=n[4],c=n[7];return n[0]=e*s+i*o,n[3]=e*r+i*l,n[6]=e*a+i*c,n[1]=-i*s+e*o,n[4]=-i*r+e*l,n[7]=-i*a+e*c,this}translate(t,e){const i=this.elements;return i[0]+=t*i[2],i[3]+=t*i[5],i[6]+=t*i[8],i[1]+=e*i[2],i[4]+=e*i[5],i[7]+=e*i[8],this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}function x(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}function _(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function E(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function w(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}const b={srgb:{"srgb-linear":E},"srgb-linear":{srgb:w}},C={legacyMode:!0,get workingColorSpace(){return"srgb-linear"},set workingColorSpace(t){console.warn("THREE.ColorManagement: .workingColorSpace is readonly.")},convert:function(t,e,i){if(this.legacyMode||e===i||!e||!i)return t;if(b[e]&&void 0!==b[e][i]){const n=b[e][i];return t.r=n(t.r),t.g=n(t.g),t.b=n(t.b),t}throw new Error("Unsupported color space conversion.")},fromWorkingColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},toWorkingColorSpace:function(t,e){return this.convert(t,e,this.workingColorSpace)}},I={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},S={r:0,g:0,b:0},M={h:0,s:0,l:0},B={h:0,s:0,l:0};function T(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}function R(t,e){return e.r=t.r,e.g=t.g,e.b=t.b,e}class D{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,void 0===e&&void 0===i?this.set(t):this.setRGB(t,e,i)}set(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e="srgb"){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,C.toWorkingColorSpace(this,e),this}setRGB(t,e,i,n="srgb-linear"){return this.r=t,this.g=e,this.b=i,C.toWorkingColorSpace(this,n),this}setHSL(t,e,i,n="srgb-linear"){if(t=h(t,1),e=c(e,0,1),i=c(i,0,1),0===e)this.r=this.g=this.b=i;else{const n=i<=.5?i*(1+e):i+e-i*e,s=2*i-n;this.r=T(s,n,t+1/3),this.g=T(s,n,t),this.b=T(s,n,t-1/3)}return C.toWorkingColorSpace(this,n),this}setStyle(t,e="srgb"){function i(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(t)){let t;const s=n[1],r=n[2];switch(s){case"rgb":case"rgba":if(t=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,C.toWorkingColorSpace(this,e),i(t[4]),this;if(t=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(100,parseInt(t[1],10))/100,this.g=Math.min(100,parseInt(t[2],10))/100,this.b=Math.min(100,parseInt(t[3],10))/100,C.toWorkingColorSpace(this,e),i(t[4]),this;break;case"hsl":case"hsla":if(t=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r)){const n=parseFloat(t[1])/360,s=parseFloat(t[2])/100,r=parseFloat(t[3])/100;return i(t[4]),this.setHSL(n,s,r,e)}}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const t=n[1],i=t.length;if(3===i)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,C.toWorkingColorSpace(this,e),this;if(6===i)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,C.toWorkingColorSpace(this,e),this}return t&&t.length>0?this.setColorName(t,e):this}setColorName(t,e="srgb"){const i=I[t.toLowerCase()];return void 0!==i?this.setHex(i,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=E(t.r),this.g=E(t.g),this.b=E(t.b),this}copyLinearToSRGB(t){return this.r=w(t.r),this.g=w(t.g),this.b=w(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t="srgb"){return C.fromWorkingColorSpace(R(this,S),t),c(255*S.r,0,255)<<16^c(255*S.g,0,255)<<8^c(255*S.b,0,255)<<0}getHexString(t="srgb"){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e="srgb-linear"){C.fromWorkingColorSpace(R(this,S),e);const i=S.r,n=S.g,s=S.b,r=Math.max(i,n,s),a=Math.min(i,n,s);let o,l;const c=(a+r)/2;if(a===r)o=0,l=0;else{const t=r-a;switch(l=c<=.5?t/(r+a):t/(2-r-a),r){case i:o=(n-s)/t+(n2048||e.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",t),e.toDataURL("image/jpeg",.6)):e.toDataURL("image/png")}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=_("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const n=i.getImageData(0,0,t.width,t.height),s=n.data;for(let t=0;t1)switch(this.wrapS){case 1e3:t.x=t.x-Math.floor(t.x);break;case 1001:t.x=t.x<0?0:1;break;case 1002:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case 1e3:t.y=t.y-Math.floor(t.y);break;case 1001:t.y=t.y<0?0:1;break;case 1002:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}}U.DEFAULT_IMAGE=null,U.DEFAULT_MAPPING=300;class k{constructor(t=0,e=0,i=0,n=1){k.prototype.isVector4=!0,this.x=t,this.y=e,this.z=i,this.w=n}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,n){return this.x=t,this.y=e,this.z=i,this.w=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,s=this.w,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*n+r[12]*s,this.y=r[1]*e+r[5]*i+r[9]*n+r[13]*s,this.z=r[2]*e+r[6]*i+r[10]*n+r[14]*s,this.w=r[3]*e+r[7]*i+r[11]*n+r[15]*s,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,n,s;const r=.01,a=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],A=o[9],p=o[2],m=o[6],g=o[10];if(Math.abs(c-u)o&&t>f?tf?o=0?1:-1,n=1-e*e;if(n>Number.EPSILON){const s=Math.sqrt(n),r=Math.atan2(s,e*i);t=Math.sin(t*r)/s,a=Math.sin(a*r)/s}const s=a*i;if(o=o*t+u*s,l=l*t+d*s,c=c*t+A*s,h=h*t+p*s,t===1-a){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,i,n,s,r){const a=i[n],o=i[n+1],l=i[n+2],c=i[n+3],h=s[r],u=s[r+1],d=s[r+2],A=s[r+3];return t[e]=a*A+c*h+o*d-l*u,t[e+1]=o*A+c*u+l*h-a*d,t[e+2]=l*A+c*d+a*u-o*h,t[e+3]=c*A-a*h-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,n){return this._x=t,this._y=e,this._z=i,this._w=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e){const i=t._x,n=t._y,s=t._z,r=t._order,a=Math.cos,o=Math.sin,l=a(i/2),c=a(n/2),h=a(s/2),u=o(i/2),d=o(n/2),A=o(s/2);switch(r){case"XYZ":this._x=u*c*h+l*d*A,this._y=l*d*h-u*c*A,this._z=l*c*A+u*d*h,this._w=l*c*h-u*d*A;break;case"YXZ":this._x=u*c*h+l*d*A,this._y=l*d*h-u*c*A,this._z=l*c*A-u*d*h,this._w=l*c*h+u*d*A;break;case"ZXY":this._x=u*c*h-l*d*A,this._y=l*d*h+u*c*A,this._z=l*c*A+u*d*h,this._w=l*c*h-u*d*A;break;case"ZYX":this._x=u*c*h-l*d*A,this._y=l*d*h+u*c*A,this._z=l*c*A-u*d*h,this._w=l*c*h+u*d*A;break;case"YZX":this._x=u*c*h+l*d*A,this._y=l*d*h+u*c*A,this._z=l*c*A-u*d*h,this._w=l*c*h-u*d*A;break;case"XZY":this._x=u*c*h-l*d*A,this._y=l*d*h-u*c*A,this._z=l*c*A+u*d*h,this._w=l*c*h+u*d*A;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+r)}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,n=Math.sin(i);return this._x=t.x*n,this._y=t.y*n,this._z=t.z*n,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],n=e[4],s=e[8],r=e[1],a=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=i+a+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(s-l)*t,this._z=(r-n)*t}else if(i>a&&i>h){const t=2*Math.sqrt(1+i-a-h);this._w=(c-o)/t,this._x=.25*t,this._y=(n+r)/t,this._z=(s+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-i-h);this._w=(s-l)/t,this._x=(n+r)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-i-a);this._w=(r-n)/t,this._x=(s+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return iMath.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(c(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const n=Math.min(1,e/i);return this.slerp(t,n),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,n=t._y,s=t._z,r=t._w,a=e._x,o=e._y,l=e._z,c=e._w;return this._x=i*c+r*a+n*l-s*o,this._y=n*c+r*o+s*a-i*l,this._z=s*c+r*l+i*o-n*a,this._w=r*c-i*a-n*o-s*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const i=this._x,n=this._y,s=this._z,r=this._w;let a=r*t._w+i*t._x+n*t._y+s*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=r,this._x=i,this._y=n,this._z=s,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*r+e*this._w,this._x=t*i+e*this._x,this._y=t*n+e*this._y,this._z=t*s+e*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(o),c=Math.atan2(l,a),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=r*h+this._w*u,this._x=i*h+this._x*u,this._y=n*h+this._y*u,this._z=s*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=Math.random(),e=Math.sqrt(1-t),i=Math.sqrt(t),n=2*Math.PI*Math.random(),s=2*Math.PI*Math.random();return this.set(e*Math.cos(n),i*Math.sin(s),i*Math.cos(s),e*Math.sin(n))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class V{constructor(t=0,e=0,i=0){V.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(q.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(q.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,n=this.z,s=t.elements;return this.x=s[0]*e+s[3]*i+s[6]*n,this.y=s[1]*e+s[4]*i+s[7]*n,this.z=s[2]*e+s[5]*i+s[8]*n,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,s=t.elements,r=1/(s[3]*e+s[7]*i+s[11]*n+s[15]);return this.x=(s[0]*e+s[4]*i+s[8]*n+s[12])*r,this.y=(s[1]*e+s[5]*i+s[9]*n+s[13])*r,this.z=(s[2]*e+s[6]*i+s[10]*n+s[14])*r,this}applyQuaternion(t){const e=this.x,i=this.y,n=this.z,s=t.x,r=t.y,a=t.z,o=t.w,l=o*e+r*n-a*i,c=o*i+a*e-s*n,h=o*n+s*i-r*e,u=-s*e-r*i-a*n;return this.x=l*o+u*-s+c*-a-h*-r,this.y=c*o+u*-r+h*-s-l*-a,this.z=h*o+u*-a+l*-r-c*-s,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,n=this.z,s=t.elements;return this.x=s[0]*e+s[4]*i+s[8]*n,this.y=s[1]*e+s[5]*i+s[9]*n,this.z=s[2]*e+s[6]*i+s[10]*n,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(t,Math.min(e,i)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,n=t.y,s=t.z,r=e.x,a=e.y,o=e.z;return this.x=n*o-s*a,this.y=s*r-i*o,this.z=i*a-n*r,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return W.copy(this).projectOnVector(t),this.sub(W)}reflect(t){return this.sub(W.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(c(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,n=this.z-t.z;return e*e+i*i+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const n=Math.sin(e)*t;return this.x=n*Math.sin(i),this.y=Math.cos(e)*t,this.z=n*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=n,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=2*(Math.random()-.5),e=Math.random()*Math.PI*2,i=Math.sqrt(1-t**2);return this.x=i*Math.cos(e),this.y=i*Math.sin(e),this.z=t,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const W=new V,q=new H;class j{constructor(t=new V(1/0,1/0,1/0),e=new V(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){let e=1/0,i=1/0,n=1/0,s=-1/0,r=-1/0,a=-1/0;for(let o=0,l=t.length;os&&(s=l),c>r&&(r=c),h>a&&(a=h)}return this.min.set(e,i,n),this.max.set(s,r,a),this}setFromBufferAttribute(t){let e=1/0,i=1/0,n=1/0,s=-1/0,r=-1/0,a=-1/0;for(let o=0,l=t.count;os&&(s=l),c>r&&(r=c),h>a&&(a=h)}return this.min.set(e,i,n),this.max.set(s,r,a),this}setFromPoints(t){this.makeEmpty();for(let e=0,i=t.length;ethis.max.x||t.ythis.max.y||t.zthis.max.z)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return!(t.max.xthis.max.x||t.max.ythis.max.y||t.max.zthis.max.z)}intersectsSphere(t){return this.clampPoint(t.center,J),J.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(nt),st.subVectors(this.max,nt),K.subVectors(t.a,nt),$.subVectors(t.b,nt),Z.subVectors(t.c,nt),tt.subVectors($,K),et.subVectors(Z,$),it.subVectors(K,Z);let e=[0,-tt.z,tt.y,0,-et.z,et.y,0,-it.z,it.y,tt.z,0,-tt.x,et.z,0,-et.x,it.z,0,-it.x,-tt.y,tt.x,0,-et.y,et.x,0,-it.y,it.x,0];return!!ot(e,K,$,Z,st)&&(e=[1,0,0,0,1,0,0,0,1],!!ot(e,K,$,Z,st)&&(rt.crossVectors(tt,et),e=[rt.x,rt.y,rt.z],ot(e,K,$,Z,st)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return J.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return this.getCenter(t.center),t.radius=.5*this.getSize(J).length(),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Y[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Y[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Y[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Y[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Y[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Y[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Y[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Y[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Y)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const Y=[new V,new V,new V,new V,new V,new V,new V,new V],J=new V,X=new j,K=new V,$=new V,Z=new V,tt=new V,et=new V,it=new V,nt=new V,st=new V,rt=new V,at=new V;function ot(t,e,i,n,s){for(let r=0,a=t.length-3;r<=a;r+=3){at.fromArray(t,r);const a=s.x*Math.abs(at.x)+s.y*Math.abs(at.y)+s.z*Math.abs(at.z),o=e.dot(at),l=i.dot(at),c=n.dot(at);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const lt=new j,ct=new V,ht=new V;class ut{constructor(t=new V,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const i=this.center;void 0!==e?i.copy(e):lt.setFromPoints(t).getCenter(i);let n=0;for(let e=0,s=t.length;ethis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;ct.subVectors(t,this.center);const e=ct.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(ct,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(ht.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(ct.copy(t.center).add(ht)),this.expandByPoint(ct.copy(t.center).sub(ht))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const dt=new V,At=new V,pt=new V,mt=new V,gt=new V,ft=new V,vt=new V;class yt{constructor(t=new V,e=new V(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,dt)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const i=e.dot(this.direction);return i<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(i).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=dt.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(dt.copy(this.direction).multiplyScalar(e).add(this.origin),dt.distanceToSquared(t))}distanceSqToSegment(t,e,i,n){At.copy(t).add(e).multiplyScalar(.5),pt.copy(e).sub(t).normalize(),mt.copy(this.origin).sub(At);const s=.5*t.distanceTo(e),r=-this.direction.dot(pt),a=mt.dot(this.direction),o=-mt.dot(pt),l=mt.lengthSq(),c=Math.abs(1-r*r);let h,u,d,A;if(c>0)if(h=r*o-a,u=r*a-o,A=s*c,h>=0)if(u>=-A)if(u<=A){const t=1/c;h*=t,u*=t,d=h*(h+r*u+2*a)+u*(r*h+u+2*o)+l}else u=s,h=Math.max(0,-(r*u+a)),d=-h*h+u*(u+2*o)+l;else u=-s,h=Math.max(0,-(r*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-A?(h=Math.max(0,-(-r*s+a)),u=h>0?-s:Math.min(Math.max(-s,-o),s),d=-h*h+u*(u+2*o)+l):u<=A?(h=0,u=Math.min(Math.max(-s,-o),s),d=u*(u+2*o)+l):(h=Math.max(0,-(r*s+a)),u=h>0?s:Math.min(Math.max(-s,-o),s),d=-h*h+u*(u+2*o)+l);else u=r>0?-s:s,h=Math.max(0,-(r*u+a)),d=-h*h+u*(u+2*o)+l;return i&&i.copy(this.direction).multiplyScalar(h).add(this.origin),n&&n.copy(pt).multiplyScalar(u).add(At),d}intersectSphere(t,e){dt.subVectors(t.center,this.origin);const i=dt.dot(this.direction),n=dt.dot(dt)-i*i,s=t.radius*t.radius;if(n>s)return null;const r=Math.sqrt(s-n),a=i-r,o=i+r;return a<0&&o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,n,s,r,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(i=(t.min.x-u.x)*l,n=(t.max.x-u.x)*l):(i=(t.max.x-u.x)*l,n=(t.min.x-u.x)*l),c>=0?(s=(t.min.y-u.y)*c,r=(t.max.y-u.y)*c):(s=(t.max.y-u.y)*c,r=(t.min.y-u.y)*c),i>r||s>n?null:((s>i||isNaN(i))&&(i=s),(r=0?(a=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(a=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),i>o||a>n?null:((a>i||i!=i)&&(i=a),(o=0?i:n,e)))}intersectsBox(t){return null!==this.intersectBox(t,dt)}intersectTriangle(t,e,i,n,s){gt.subVectors(e,t),ft.subVectors(i,t),vt.crossVectors(gt,ft);let r,a=this.direction.dot(vt);if(a>0){if(n)return null;r=1}else{if(!(a<0))return null;r=-1,a=-a}mt.subVectors(this.origin,t);const o=r*this.direction.dot(ft.crossVectors(mt,ft));if(o<0)return null;const l=r*this.direction.dot(gt.cross(mt));if(l<0)return null;if(o+l>a)return null;const c=-r*mt.dot(vt);return c<0?null:this.at(c/a,s)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class xt{constructor(){xt.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]}set(t,e,i,n,s,r,a,o,l,c,h,u,d,A,p,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=s,g[5]=r,g[9]=a,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=A,g[11]=p,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new xt).fromArray(this.elements)}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],e[9]=i[9],e[10]=i[10],e[11]=i[11],e[12]=i[12],e[13]=i[13],e[14]=i[14],e[15]=i[15],this}copyPosition(t){const e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,i=t.elements,n=1/_t.setFromMatrixColumn(t,0).length(),s=1/_t.setFromMatrixColumn(t,1).length(),r=1/_t.setFromMatrixColumn(t,2).length();return e[0]=i[0]*n,e[1]=i[1]*n,e[2]=i[2]*n,e[3]=0,e[4]=i[4]*s,e[5]=i[5]*s,e[6]=i[6]*s,e[7]=0,e[8]=i[8]*r,e[9]=i[9]*r,e[10]=i[10]*r,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,i=t.x,n=t.y,s=t.z,r=Math.cos(i),a=Math.sin(i),o=Math.cos(n),l=Math.sin(n),c=Math.cos(s),h=Math.sin(s);if("XYZ"===t.order){const t=r*c,i=r*h,n=a*c,s=a*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=i+n*l,e[5]=t-s*l,e[9]=-a*o,e[2]=s-t*l,e[6]=n+i*l,e[10]=r*o}else if("YXZ"===t.order){const t=o*c,i=o*h,n=l*c,s=l*h;e[0]=t+s*a,e[4]=n*a-i,e[8]=r*l,e[1]=r*h,e[5]=r*c,e[9]=-a,e[2]=i*a-n,e[6]=s+t*a,e[10]=r*o}else if("ZXY"===t.order){const t=o*c,i=o*h,n=l*c,s=l*h;e[0]=t-s*a,e[4]=-r*h,e[8]=n+i*a,e[1]=i+n*a,e[5]=r*c,e[9]=s-t*a,e[2]=-r*l,e[6]=a,e[10]=r*o}else if("ZYX"===t.order){const t=r*c,i=r*h,n=a*c,s=a*h;e[0]=o*c,e[4]=n*l-i,e[8]=t*l+s,e[1]=o*h,e[5]=s*l+t,e[9]=i*l-n,e[2]=-l,e[6]=a*o,e[10]=r*o}else if("YZX"===t.order){const t=r*o,i=r*l,n=a*o,s=a*l;e[0]=o*c,e[4]=s-t*h,e[8]=n*h+i,e[1]=h,e[5]=r*c,e[9]=-a*c,e[2]=-l*c,e[6]=i*h+n,e[10]=t-s*h}else if("XZY"===t.order){const t=r*o,i=r*l,n=a*o,s=a*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+s,e[5]=r*c,e[9]=i*h-n,e[2]=n*h-i,e[6]=a*c,e[10]=s*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(wt,t,bt)}lookAt(t,e,i){const n=this.elements;return St.subVectors(t,e),0===St.lengthSq()&&(St.z=1),St.normalize(),Ct.crossVectors(i,St),0===Ct.lengthSq()&&(1===Math.abs(i.z)?St.x+=1e-4:St.z+=1e-4,St.normalize(),Ct.crossVectors(i,St)),Ct.normalize(),It.crossVectors(St,Ct),n[0]=Ct.x,n[4]=It.x,n[8]=St.x,n[1]=Ct.y,n[5]=It.y,n[9]=St.y,n[2]=Ct.z,n[6]=It.z,n[10]=St.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,s=this.elements,r=i[0],a=i[4],o=i[8],l=i[12],c=i[1],h=i[5],u=i[9],d=i[13],A=i[2],p=i[6],m=i[10],g=i[14],f=i[3],v=i[7],y=i[11],x=i[15],_=n[0],E=n[4],w=n[8],b=n[12],C=n[1],I=n[5],S=n[9],M=n[13],B=n[2],T=n[6],R=n[10],D=n[14],L=n[3],Q=n[7],P=n[11],F=n[15];return s[0]=r*_+a*C+o*B+l*L,s[4]=r*E+a*I+o*T+l*Q,s[8]=r*w+a*S+o*R+l*P,s[12]=r*b+a*M+o*D+l*F,s[1]=c*_+h*C+u*B+d*L,s[5]=c*E+h*I+u*T+d*Q,s[9]=c*w+h*S+u*R+d*P,s[13]=c*b+h*M+u*D+d*F,s[2]=A*_+p*C+m*B+g*L,s[6]=A*E+p*I+m*T+g*Q,s[10]=A*w+p*S+m*R+g*P,s[14]=A*b+p*M+m*D+g*F,s[3]=f*_+v*C+y*B+x*L,s[7]=f*E+v*I+y*T+x*Q,s[11]=f*w+v*S+y*R+x*P,s[15]=f*b+v*M+y*D+x*F,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[4],n=t[8],s=t[12],r=t[1],a=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+s*o*h-n*l*h-s*a*u+i*l*u+n*a*d-i*o*d)+t[7]*(+e*o*d-e*l*u+s*r*u-n*r*d+n*l*c-s*o*c)+t[11]*(+e*l*h-e*a*d-s*r*h+i*r*d+s*a*c-i*l*c)+t[15]*(-n*a*c-e*o*h+e*a*u+n*r*h-i*r*u+i*o*c)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,i){const n=this.elements;return t.isVector3?(n[12]=t.x,n[13]=t.y,n[14]=t.z):(n[12]=t,n[13]=e,n[14]=i),this}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],s=t[3],r=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],A=t[12],p=t[13],m=t[14],g=t[15],f=h*m*l-p*u*l+p*o*d-a*m*d-h*o*g+a*u*g,v=A*u*l-c*m*l-A*o*d+r*m*d+c*o*g-r*u*g,y=c*p*l-A*h*l+A*a*d-r*p*d-c*a*g+r*h*g,x=A*h*o-c*p*o-A*a*u+r*p*u+c*a*m-r*h*m,_=e*f+i*v+n*y+s*x;if(0===_)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const E=1/_;return t[0]=f*E,t[1]=(p*u*s-h*m*s-p*n*d+i*m*d+h*n*g-i*u*g)*E,t[2]=(a*m*s-p*o*s+p*n*l-i*m*l-a*n*g+i*o*g)*E,t[3]=(h*o*s-a*u*s-h*n*l+i*u*l+a*n*d-i*o*d)*E,t[4]=v*E,t[5]=(c*m*s-A*u*s+A*n*d-e*m*d-c*n*g+e*u*g)*E,t[6]=(A*o*s-r*m*s-A*n*l+e*m*l+r*n*g-e*o*g)*E,t[7]=(r*u*s-c*o*s+c*n*l-e*u*l-r*n*d+e*o*d)*E,t[8]=y*E,t[9]=(A*h*s-c*p*s-A*i*d+e*p*d+c*i*g-e*h*g)*E,t[10]=(r*p*s-A*a*s+A*i*l-e*p*l-r*i*g+e*a*g)*E,t[11]=(c*a*s-r*h*s-c*i*l+e*h*l+r*i*d-e*a*d)*E,t[12]=x*E,t[13]=(c*p*n-A*h*n+A*i*u-e*p*u-c*i*m+e*h*m)*E,t[14]=(A*a*n-r*p*n-A*i*o+e*p*o+r*i*m-e*a*m)*E,t[15]=(r*h*n-c*a*n+c*i*o-e*h*o-r*i*u+e*a*u)*E,this}scale(t){const e=this.elements,i=t.x,n=t.y,s=t.z;return e[0]*=i,e[4]*=n,e[8]*=s,e[1]*=i,e[5]*=n,e[9]*=s,e[2]*=i,e[6]*=n,e[10]*=s,e[3]*=i,e[7]*=n,e[11]*=s,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],n=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,i,n))}makeTranslation(t,e,i){return this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,e,-i,0,0,i,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,0,i,0,0,1,0,0,-i,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,0,i,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const i=Math.cos(e),n=Math.sin(e),s=1-i,r=t.x,a=t.y,o=t.z,l=s*r,c=s*a;return this.set(l*r+i,l*a-n*o,l*o+n*a,0,l*a+n*o,c*a+i,c*o-n*r,0,l*o-n*a,c*o+n*r,s*o*o+i,0,0,0,0,1),this}makeScale(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this}makeShear(t,e,i,n,s,r){return this.set(1,i,s,0,t,1,r,0,e,n,1,0,0,0,0,1),this}compose(t,e,i){const n=this.elements,s=e._x,r=e._y,a=e._z,o=e._w,l=s+s,c=r+r,h=a+a,u=s*l,d=s*c,A=s*h,p=r*c,m=r*h,g=a*h,f=o*l,v=o*c,y=o*h,x=i.x,_=i.y,E=i.z;return n[0]=(1-(p+g))*x,n[1]=(d+y)*x,n[2]=(A-v)*x,n[3]=0,n[4]=(d-y)*_,n[5]=(1-(u+g))*_,n[6]=(m+f)*_,n[7]=0,n[8]=(A+v)*E,n[9]=(m-f)*E,n[10]=(1-(u+p))*E,n[11]=0,n[12]=t.x,n[13]=t.y,n[14]=t.z,n[15]=1,this}decompose(t,e,i){const n=this.elements;let s=_t.set(n[0],n[1],n[2]).length();const r=_t.set(n[4],n[5],n[6]).length(),a=_t.set(n[8],n[9],n[10]).length();this.determinant()<0&&(s=-s),t.x=n[12],t.y=n[13],t.z=n[14],Et.copy(this);const o=1/s,l=1/r,c=1/a;return Et.elements[0]*=o,Et.elements[1]*=o,Et.elements[2]*=o,Et.elements[4]*=l,Et.elements[5]*=l,Et.elements[6]*=l,Et.elements[8]*=c,Et.elements[9]*=c,Et.elements[10]*=c,e.setFromRotationMatrix(Et),i.x=s,i.y=r,i.z=a,this}makePerspective(t,e,i,n,s,r){const a=this.elements,o=2*s/(e-t),l=2*s/(i-n),c=(e+t)/(e-t),h=(i+n)/(i-n),u=-(r+s)/(r-s),d=-2*r*s/(r-s);return a[0]=o,a[4]=0,a[8]=c,a[12]=0,a[1]=0,a[5]=l,a[9]=h,a[13]=0,a[2]=0,a[6]=0,a[10]=u,a[14]=d,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(t,e,i,n,s,r){const a=this.elements,o=1/(e-t),l=1/(i-n),c=1/(r-s),h=(e+t)*o,u=(i+n)*l,d=(r+s)*c;return a[0]=2*o,a[4]=0,a[8]=0,a[12]=-h,a[1]=0,a[5]=2*l,a[9]=0,a[13]=-u,a[2]=0,a[6]=0,a[10]=-2*c,a[14]=-d,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<16;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<16;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}}const _t=new V,Et=new xt,wt=new V(0,0,0),bt=new V(1,1,1),Ct=new V,It=new V,St=new V,Mt=new xt,Bt=new H;class Tt{constructor(t=0,e=0,i=0,n=Tt.DefaultOrder){this.isEuler=!0,this._x=t,this._y=e,this._z=i,this._order=n}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,i,n=this._order){return this._x=t,this._y=e,this._z=i,this._order=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,i=!0){const n=t.elements,s=n[0],r=n[4],a=n[8],o=n[1],l=n[5],h=n[9],u=n[2],d=n[6],A=n[10];switch(e){case"XYZ":this._y=Math.asin(c(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-h,A),this._z=Math.atan2(-r,s)):(this._x=Math.atan2(d,l),this._z=0);break;case"YXZ":this._x=Math.asin(-c(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(a,A),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-u,s),this._z=0);break;case"ZXY":this._x=Math.asin(c(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-u,A),this._z=Math.atan2(-r,l)):(this._y=0,this._z=Math.atan2(o,s));break;case"ZYX":this._y=Math.asin(-c(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(d,A),this._z=Math.atan2(o,s)):(this._x=0,this._z=Math.atan2(-r,l));break;case"YZX":this._z=Math.asin(c(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-u,s)):(this._x=0,this._y=Math.atan2(a,A));break;case"XZY":this._z=Math.asin(-c(r,-1,1)),Math.abs(r)<.9999999?(this._x=Math.atan2(d,l),this._y=Math.atan2(a,s)):(this._x=Math.atan2(-h,A),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===i&&this._onChangeCallback(),this}setFromQuaternion(t,e,i){return Mt.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Mt,e,i)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return Bt.setFromEuler(this),this.setFromQuaternion(Bt,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}toVector3(){console.error("THREE.Euler: .toVector3() has been removed. Use Vector3.setFromEuler() instead")}}Tt.DefaultOrder="XYZ",Tt.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class Rt{constructor(){this.mask=1}set(t){this.mask=(1<>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0){n.children=[];for(let e=0;e0){n.animations=[];for(let e=0;e0&&(i.geometries=e),n.length>0&&(i.materials=n),s.length>0&&(i.textures=s),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),l.length>0&&(i.skeletons=l),c.length>0&&(i.animations=c),h.length>0&&(i.nodes=h)}return i.object=n,i;function r(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e0?n.multiplyScalar(1/Math.sqrt(s)):n.set(0,0,0)}static getBarycoord(t,e,i,n,s){qt.subVectors(n,e),jt.subVectors(i,e),Yt.subVectors(t,e);const r=qt.dot(qt),a=qt.dot(jt),o=qt.dot(Yt),l=jt.dot(jt),c=jt.dot(Yt),h=r*l-a*a;if(0===h)return s.set(-2,-1,-1);const u=1/h,d=(l*o-a*c)*u,A=(r*c-a*o)*u;return s.set(1-d-A,A,d)}static containsPoint(t,e,i,n){return this.getBarycoord(t,e,i,n,Jt),Jt.x>=0&&Jt.y>=0&&Jt.x+Jt.y<=1}static getUV(t,e,i,n,s,r,a,o){return this.getBarycoord(t,e,i,n,Jt),o.set(0,0),o.addScaledVector(s,Jt.x),o.addScaledVector(r,Jt.y),o.addScaledVector(a,Jt.z),o}static isFrontFacing(t,e,i,n){return qt.subVectors(i,e),jt.subVectors(t,e),qt.cross(jt).dot(n)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,n){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[n]),this}setFromAttributeAndIndices(t,e,i,n){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,n),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return qt.subVectors(this.c,this.b),jt.subVectors(this.a,this.b),.5*qt.cross(jt).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return ie.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return ie.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,i,n,s){return ie.getUV(t,this.a,this.b,this.c,e,i,n,s)}containsPoint(t){return ie.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return ie.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,n=this.b,s=this.c;let r,a;Xt.subVectors(n,i),Kt.subVectors(s,i),Zt.subVectors(t,i);const o=Xt.dot(Zt),l=Kt.dot(Zt);if(o<=0&&l<=0)return e.copy(i);te.subVectors(t,n);const c=Xt.dot(te),h=Kt.dot(te);if(c>=0&&h<=c)return e.copy(n);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return r=o/(o-c),e.copy(i).addScaledVector(Xt,r);ee.subVectors(t,s);const d=Xt.dot(ee),A=Kt.dot(ee);if(A>=0&&d<=A)return e.copy(s);const p=d*l-o*A;if(p<=0&&l>=0&&A<=0)return a=l/(l-A),e.copy(i).addScaledVector(Kt,a);const m=c*A-d*h;if(m<=0&&h-c>=0&&d-A>=0)return $t.subVectors(s,n),a=(h-c)/(h-c+(d-A)),e.copy(n).addScaledVector($t,a);const g=1/(m+p+u);return r=p*g,a=u*g,e.copy(i).addScaledVector(Xt,r).addScaledVector(Kt,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}let ne=0;class se extends n{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:ne++}),this.uuid=l(),this.name="",this.type="Material",this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=100,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=7680,this.stencilZFail=7680,this.stencilZPass=7680,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(t){this._alphaTest>0!=t>0&&this.version++,this._alphaTest=t}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){console.warn("THREE.Material: '"+e+"' parameter is undefined.");continue}const n=this[e];void 0!==n?n&&n.isColor?n.set(i):n&&n.isVector3&&i&&i.isVector3?n.copy(i):this[e]=i:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function n(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=this.transparent),i.depthFunc=this.depthFunc,i.depthTest=this.depthTest,i.depthWrite=this.depthWrite,i.colorWrite=this.colorWrite,i.stencilWrite=this.stencilWrite,i.stencilWriteMask=this.stencilWriteMask,i.stencilFunc=this.stencilFunc,i.stencilRef=this.stencilRef,i.stencilFuncMask=this.stencilFuncMask,i.stencilFail=this.stencilFail,i.stencilZFail=this.stencilZFail,i.stencilZPass=this.stencilZPass,void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaToCoverage&&(i.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(i.wireframe=this.wireframe),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=this.flatShading),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),e){const e=n(t.textures),s=n(t.images);e.length>0&&(i.textures=e),s.length>0&&(i.images=s)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let n=0;n!==t;++n)i[n]=e[n].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class re extends se{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new D(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const ae=new V,oe=new v;class le{constructor(t,e,i){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===i,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let n=0,s=this.itemSize;n0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const n=i[e];t.data.attributes[e]=n.toJSON(t.data)}const n={};let s=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],r=[];for(let e=0,n=i.length;e0&&(n[e]=r,s=!0)}s&&(t.data.morphAttributes=n,t.data.morphTargetsRelative=this.morphTargetsRelative);const r=this.groups;r.length>0&&(t.data.groups=JSON.parse(JSON.stringify(r)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone(e));const n=t.attributes;for(const t in n){const i=n[t];this.setAttribute(t,i.clone(e))}const s=t.morphAttributes;for(const t in s){const i=[],n=s[t];for(let t=0,s=n.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;ti.far?null:{distance:c,point:Fe.clone(),object:t}}(t,e,i,n,we,be,Ce,Pe);if(A){o&&(De.fromBufferAttribute(o,c),Le.fromBufferAttribute(o,h),Qe.fromBufferAttribute(o,u),A.uv=ie.getUV(Pe,we,be,Ce,De,Le,Qe,new v)),l&&(De.fromBufferAttribute(l,c),Le.fromBufferAttribute(l,h),Qe.fromBufferAttribute(l,u),A.uv2=ie.getUV(Pe,we,be,Ce,De,Le,Qe,new v));const t={a:c,b:h,c:u,normal:new V,materialIndex:0};ie.getNormal(we,be,Ce,t.normal),A.face=t}return A}class ke extends ye{constructor(t=1,e=1,i=1,n=1,s=1,r=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:n,heightSegments:s,depthSegments:r};const a=this;n=Math.floor(n),s=Math.floor(s),r=Math.floor(r);const o=[],l=[],c=[],h=[];let u=0,d=0;function A(t,e,i,n,s,r,A,p,m,g,f){const v=r/m,y=A/g,x=r/2,_=A/2,E=p/2,w=m+1,b=g+1;let C=0,I=0;const S=new V;for(let r=0;r0?1:-1,c.push(S.x,S.y,S.z),h.push(o/m),h.push(1-r/g),C+=1}}for(let t=0;t0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class Ve extends Wt{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new xt,this.projectionMatrix=new xt,this.projectionMatrixInverse=new xt}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}class We extends Ve{constructor(t=50,e=1,i=.1,n=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=i,this.far=n,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*o*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*a*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*o*Math.atan(Math.tan(.5*a*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(t,e,i,n,s,r){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=i,this.view.offsetY=n,this.view.width=s,this.view.height=r,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*a*this.fov)/this.zoom,i=2*e,n=this.aspect*i,s=-.5*n;const r=this.view;if(null!==this.view&&this.view.enabled){const t=r.fullWidth,a=r.fullHeight;s+=r.offsetX*n/t,e-=r.offsetY*i/a,n*=r.width/t,i*=r.height/a}const o=this.filmOffset;0!==o&&(s+=t*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+n,e,e-i,t,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}class qe extends Wt{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i;const n=new We(90,1,t,e);n.layers=this.layers,n.up.set(0,-1,0),n.lookAt(new V(1,0,0)),this.add(n);const s=new We(90,1,t,e);s.layers=this.layers,s.up.set(0,-1,0),s.lookAt(new V(-1,0,0)),this.add(s);const r=new We(90,1,t,e);r.layers=this.layers,r.up.set(0,0,1),r.lookAt(new V(0,1,0)),this.add(r);const a=new We(90,1,t,e);a.layers=this.layers,a.up.set(0,0,-1),a.lookAt(new V(0,-1,0)),this.add(a);const o=new We(90,1,t,e);o.layers=this.layers,o.up.set(0,-1,0),o.lookAt(new V(0,0,1)),this.add(o);const l=new We(90,1,t,e);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new V(0,0,-1)),this.add(l)}update(t,e){null===this.parent&&this.updateMatrixWorld();const i=this.renderTarget,[n,s,r,a,o,l]=this.children,c=t.getRenderTarget(),h=t.toneMapping,u=t.xr.enabled;t.toneMapping=0,t.xr.enabled=!1;const d=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,t.setRenderTarget(i,0),t.render(e,n),t.setRenderTarget(i,1),t.render(e,s),t.setRenderTarget(i,2),t.render(e,r),t.setRenderTarget(i,3),t.render(e,a),t.setRenderTarget(i,4),t.render(e,o),i.texture.generateMipmaps=d,t.setRenderTarget(i,5),t.render(e,l),t.setRenderTarget(c),t.toneMapping=h,t.xr.enabled=u,i.texture.needsPMREMUpdate=!0}}class je extends U{constructor(t,e,i,n,s,r,a,o,l,c){super(t=void 0!==t?t:[],e=void 0!==e?e:301,i,n,s,r,a,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class Ye extends O{constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;const i={width:t,height:t,depth:1},n=[i,i,i,i,i,i];this.texture=new je(n,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.encoding),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:1006}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const i={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},n=new ke(5,5,5),s=new He({name:"CubemapFromEquirect",uniforms:Oe(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:1,blending:0});s.uniforms.tEquirect.value=e;const r=new Ne(n,s),a=e.minFilter;1008===e.minFilter&&(e.minFilter=1006);return new qe(1,10,this).update(t,r),e.minFilter=a,r.geometry.dispose(),r.material.dispose(),this}clear(t,e,i,n){const s=t.getRenderTarget();for(let s=0;s<6;s++)t.setRenderTarget(this,s),t.clear(e,i,n);t.setRenderTarget(s)}}const Je=new V,Xe=new V,Ke=new y;class $e{constructor(t=new V(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,i,n){return this.normal.set(t,e,i),this.constant=n,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,i){const n=Je.subVectors(i,e).cross(Xe.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(n,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)}intersectLine(t,e){const i=t.delta(Je),n=this.normal.dot(i);if(0===n)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const s=-(t.start.dot(this.normal)+this.constant)/n;return s<0||s>1?null:e.copy(i).multiplyScalar(s).add(t.start)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||Ke.getNormalMatrix(t),n=this.coplanarPoint(Je).applyMatrix4(t),s=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(s),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const Ze=new ut,ti=new V;class ei{constructor(t=new $e,e=new $e,i=new $e,n=new $e,s=new $e,r=new $e){this.planes=[t,e,i,n,s,r]}set(t,e,i,n,s,r){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(n),a[4].copy(s),a[5].copy(r),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t){const e=this.planes,i=t.elements,n=i[0],s=i[1],r=i[2],a=i[3],o=i[4],l=i[5],c=i[6],h=i[7],u=i[8],d=i[9],A=i[10],p=i[11],m=i[12],g=i[13],f=i[14],v=i[15];return e[0].setComponents(a-n,h-o,p-u,v-m).normalize(),e[1].setComponents(a+n,h+o,p+u,v+m).normalize(),e[2].setComponents(a+s,h+l,p+d,v+g).normalize(),e[3].setComponents(a-s,h-l,p-d,v-g).normalize(),e[4].setComponents(a-r,h-c,p-A,v-f).normalize(),e[5].setComponents(a+r,h+c,p+A,v+f).normalize(),this}intersectsObject(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),Ze.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(Ze)}intersectsSprite(t){return Ze.center.set(0,0,0),Ze.radius=.7071067811865476,Ze.applyMatrix4(t.matrixWorld),this.intersectsSphere(Ze)}intersectsSphere(t){const e=this.planes,i=t.center,n=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(i)0?t.max.x:t.min.x,ti.y=n.normal.y>0?t.max.y:t.min.y,ti.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(ti)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function ii(){let t=null,e=!1,i=null,n=null;function s(e,r){i(e,r),n=t.requestAnimationFrame(s)}return{start:function(){!0!==e&&null!==i&&(n=t.requestAnimationFrame(s),e=!0)},stop:function(){t.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(t){i=t},setContext:function(e){t=e}}}function ni(t,e){const i=e.isWebGL2,n=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),n.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);const i=n.get(e);i&&(t.deleteBuffer(i.buffer),n.delete(e))},update:function(e,s){if(e.isGLBufferAttribute){const t=n.get(e);return void((!t||t.version 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660, 0.0556434,\n\t\t-1.5371385, 1.8760108, -0.2040259,\n\t\t-0.4985314, 0.0415560, 1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\t return vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat R21 = R12;\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos.xyz );\n\t\tvec3 vSigmaY = dFdy( surf_pos.xyz );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat luminance( const in vec3 rgb ) {\n\tconst vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );\n\treturn dot( weights, rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_v0 0.339\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_v1 0.276\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_v4 0.046\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_v5 0.016\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_v6 0.0038\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"vec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert\n#define Material_LightProbeLOD( material )\t(0)",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tif ( cutoffDistance > 0.0 ) {\n\t\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t}\n\t\treturn distanceFalloff;\n\t#else\n\t\tif ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\t\treturn pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t\t}\n\t\treturn 1.0;\n\t#endif\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULARINTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vUv ).a;\n\t\t#endif\n\t\t#ifdef USE_SPECULARCOLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vUv ).rgb;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vUv ).a;\n\t#endif\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n};\nvec3 clearcoatSpecular = vec3( 0.0 );\nvec3 sheenSpecular = vec3( 0.0 );\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecular += ccIrradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\treflectedLight.directSpecular += irradiance * BRDF_GGX_Iridescence( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness );\n\t#else\n\t\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.roughness );\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * material.sheenColor * IBLSheenBRDF( geometry.normal, geometry.viewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef USE_CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometry.viewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometry, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry.normal );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometry.normal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\t\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\t\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\t\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\t#endif\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t\tuniform sampler2DArray morphTargetsTexture;\n\t\tuniform ivec2 morphTargetsTextureSize;\n\t\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t\t}\n\t#else\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\tuniform float morphTargetInfluences[ 8 ];\n\t\t#else\n\t\t\tuniform float morphTargetInfluences[ 4 ];\n\t\t#endif\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\t\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\t\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\t\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t\t#endif\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( - vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",output_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha + 0.1;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec2 packDepthToRG( in highp float v ) {\n\treturn packDepthToRGBA( v ).yx;\n}\nfloat unpackRGToDepth( const in highp vec2 v ) {\n\treturn unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if defined( USE_SHADOWMAP ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_COORDS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tuniform int boneTextureSize;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tfloat j = i * 4.0;\n\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\ty = dy * ( y + 0.5 );\n\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\treturn bone;\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmission = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmission.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmission.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat framebufferLod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\t#ifdef texture2DLodEXT\n\t\t\treturn texture2DLodEXT( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#else\n\t\t\treturn texture2D( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#endif\n\t}\n\tvec3 applyVolumeAttenuation( const in vec3 radiance, const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn radiance;\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance * radiance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\tvec3 attenuatedColor = applyVolumeAttenuation( transmittedLight.rgb, length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor * diffuseColor, transmittedLight.a );\n\t}\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tgl_FragColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tgl_FragColor = vec4( mix( pow( gl_FragColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), gl_FragColor.rgb * 0.0773993808, vec3( lessThanEqual( gl_FragColor.rgb, vec3( 0.04045 ) ) ) ), gl_FragColor.w );\n\t#endif\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULARINTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n\t#ifdef USE_SPECULARCOLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecular;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + clearcoatSpecular * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},ai={common:{diffuse:{value:new D(16777215)},opacity:{value:1},map:{value:null},uvTransform:{value:new y},uv2Transform:{value:new y},alphaMap:{value:null},alphaTest:{value:0}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new v(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new D(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new D(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new y}},sprite:{diffuse:{value:new D(16777215)},opacity:{value:1},center:{value:new v(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new y}}},oi={basic:{uniforms:Ge([ai.common,ai.specularmap,ai.envmap,ai.aomap,ai.lightmap,ai.fog]),vertexShader:ri.meshbasic_vert,fragmentShader:ri.meshbasic_frag},lambert:{uniforms:Ge([ai.common,ai.specularmap,ai.envmap,ai.aomap,ai.lightmap,ai.emissivemap,ai.bumpmap,ai.normalmap,ai.displacementmap,ai.fog,ai.lights,{emissive:{value:new D(0)}}]),vertexShader:ri.meshlambert_vert,fragmentShader:ri.meshlambert_frag},phong:{uniforms:Ge([ai.common,ai.specularmap,ai.envmap,ai.aomap,ai.lightmap,ai.emissivemap,ai.bumpmap,ai.normalmap,ai.displacementmap,ai.fog,ai.lights,{emissive:{value:new D(0)},specular:{value:new D(1118481)},shininess:{value:30}}]),vertexShader:ri.meshphong_vert,fragmentShader:ri.meshphong_frag},standard:{uniforms:Ge([ai.common,ai.envmap,ai.aomap,ai.lightmap,ai.emissivemap,ai.bumpmap,ai.normalmap,ai.displacementmap,ai.roughnessmap,ai.metalnessmap,ai.fog,ai.lights,{emissive:{value:new D(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:ri.meshphysical_vert,fragmentShader:ri.meshphysical_frag},toon:{uniforms:Ge([ai.common,ai.aomap,ai.lightmap,ai.emissivemap,ai.bumpmap,ai.normalmap,ai.displacementmap,ai.gradientmap,ai.fog,ai.lights,{emissive:{value:new D(0)}}]),vertexShader:ri.meshtoon_vert,fragmentShader:ri.meshtoon_frag},matcap:{uniforms:Ge([ai.common,ai.bumpmap,ai.normalmap,ai.displacementmap,ai.fog,{matcap:{value:null}}]),vertexShader:ri.meshmatcap_vert,fragmentShader:ri.meshmatcap_frag},points:{uniforms:Ge([ai.points,ai.fog]),vertexShader:ri.points_vert,fragmentShader:ri.points_frag},dashed:{uniforms:Ge([ai.common,ai.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:ri.linedashed_vert,fragmentShader:ri.linedashed_frag},depth:{uniforms:Ge([ai.common,ai.displacementmap]),vertexShader:ri.depth_vert,fragmentShader:ri.depth_frag},normal:{uniforms:Ge([ai.common,ai.bumpmap,ai.normalmap,ai.displacementmap,{opacity:{value:1}}]),vertexShader:ri.meshnormal_vert,fragmentShader:ri.meshnormal_frag},sprite:{uniforms:Ge([ai.sprite,ai.fog]),vertexShader:ri.sprite_vert,fragmentShader:ri.sprite_frag},background:{uniforms:{uvTransform:{value:new y},t2D:{value:null}},vertexShader:ri.background_vert,fragmentShader:ri.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0}},vertexShader:ri.backgroundCube_vert,fragmentShader:ri.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:ri.cube_vert,fragmentShader:ri.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:ri.equirect_vert,fragmentShader:ri.equirect_frag},distanceRGBA:{uniforms:Ge([ai.common,ai.displacementmap,{referencePosition:{value:new V},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:ri.distanceRGBA_vert,fragmentShader:ri.distanceRGBA_frag},shadow:{uniforms:Ge([ai.lights,ai.fog,{color:{value:new D(0)},opacity:{value:1}}]),vertexShader:ri.shadow_vert,fragmentShader:ri.shadow_frag}};function li(t,e,i,n,s,r,a){const o=new D(0);let l,c,h=!0===r?0:1,u=null,d=0,A=null;function p(t,e){n.buffers.color.setClear(t.r,t.g,t.b,e,a)}return{getClearColor:function(){return o},setClearColor:function(t,e=1){o.set(t),h=e,p(o,h)},getClearAlpha:function(){return h},setClearAlpha:function(t){h=t,p(o,h)},render:function(n,r){let a=!1,m=!0===r.isScene?r.background:null;if(m&&m.isTexture){m=(r.backgroundBlurriness>0?i:e).get(m)}const g=t.xr,f=g.getSession&&g.getSession();f&&"additive"===f.environmentBlendMode&&(m=null),null===m?p(o,h):m&&m.isColor&&(p(m,1),a=!0),(t.autoClear||a)&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),m&&(m.isCubeTexture||306===m.mapping)?(void 0===c&&(c=new Ne(new ke(1,1,1),new He({name:"BackgroundCubeMaterial",uniforms:Oe(oi.backgroundCube.uniforms),vertexShader:oi.backgroundCube.vertexShader,fragmentShader:oi.backgroundCube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1})),c.geometry.deleteAttribute("normal"),c.geometry.deleteAttribute("uv"),c.onBeforeRender=function(t,e,i){this.matrixWorld.copyPosition(i.matrixWorld)},Object.defineProperty(c.material,"envMap",{get:function(){return this.uniforms.envMap.value}}),s.update(c)),c.material.uniforms.envMap.value=m,c.material.uniforms.flipEnvMap.value=m.isCubeTexture&&!1===m.isRenderTargetTexture?-1:1,c.material.uniforms.backgroundBlurriness.value=r.backgroundBlurriness,u===m&&d===m.version&&A===t.toneMapping||(c.material.needsUpdate=!0,u=m,d=m.version,A=t.toneMapping),c.layers.enableAll(),n.unshift(c,c.geometry,c.material,0,0,null)):m&&m.isTexture&&(void 0===l&&(l=new Ne(new si(2,2),new He({name:"BackgroundMaterial",uniforms:Oe(oi.background.uniforms),vertexShader:oi.background.vertexShader,fragmentShader:oi.background.fragmentShader,side:0,depthTest:!1,depthWrite:!1,fog:!1})),l.geometry.deleteAttribute("normal"),Object.defineProperty(l.material,"map",{get:function(){return this.uniforms.t2D.value}}),s.update(l)),l.material.uniforms.t2D.value=m,!0===m.matrixAutoUpdate&&m.updateMatrix(),l.material.uniforms.uvTransform.value.copy(m.matrix),u===m&&d===m.version&&A===t.toneMapping||(l.material.needsUpdate=!0,u=m,d=m.version,A=t.toneMapping),l.layers.enableAll(),n.unshift(l,l.geometry,l.material,0,0,null))}}}function ci(t,e,i,n){const s=t.getParameter(34921),r=n.isWebGL2?null:e.get("OES_vertex_array_object"),a=n.isWebGL2||null!==r,o={},l=A(null);let c=l,h=!1;function u(e){return n.isWebGL2?t.bindVertexArray(e):r.bindVertexArrayOES(e)}function d(e){return n.isWebGL2?t.deleteVertexArray(e):r.deleteVertexArrayOES(e)}function A(t){const e=[],i=[],n=[];for(let t=0;t=0){const 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D(0)},sheenColorMap:{value:null},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},transmission:{value:0},transmissionMap:{value:null},transmissionSamplerSize:{value:new v},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},attenuationDistance:{value:0},attenuationColor:{value:new D(0)},specularIntensity:{value:1},specularIntensityMap:{value:null},specularColor:{value:new D(1,1,1)},specularColorMap:{value:null}}]),vertexShader:ri.meshphysical_vert,fragmentShader:ri.meshphysical_frag};class pi extends Ve{constructor(t=-1,e=1,i=1,n=-1,s=.1,r=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=i,this.bottom=n,this.near=s,this.far=r,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this}setViewOffset(t,e,i,n,s,r){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=i,this.view.offsetY=n,this.view.width=s,this.view.height=r,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),i=(this.right+this.left)/2,n=(this.top+this.bottom)/2;let s=i-t,r=i+t,a=n+e,o=n-e;if(null!==this.view&&this.view.enabled){const t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=t*this.view.offsetX,r=s+t*this.view.width,a-=e*this.view.offsetY,o=a-e*this.view.height}this.projectionMatrix.makeOrthographic(s,r,a,o,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}const mi=[.125,.215,.35,.446,.526,.582],gi=new pi,fi=new D;let vi=null;const yi=(1+Math.sqrt(5))/2,xi=1/yi,_i=[new V(1,1,1),new V(-1,1,1),new V(1,1,-1),new V(-1,1,-1),new V(0,yi,xi),new V(0,yi,-xi),new V(xi,0,yi),new V(-xi,0,yi),new V(yi,xi,0),new V(-yi,xi,0)];class Ei{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,i=.1,n=100){vi=this._renderer.getRenderTarget(),this._setSize(256);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(t,i,n,s),e>0&&this._blur(s,0,0,e),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Ii(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Ci(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(t){this._lodMax=Math.floor(Math.log2(t)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let t=0;tt-4?o=mi[a-t+4-1]:0===a&&(o=0),n.push(o);const l=1/(r-2),c=-l,h=1+l,u=[c,c,h,c,h,h,c,c,h,h,c,h],d=6,A=6,p=3,m=2,g=1,f=new Float32Array(p*A*d),v=new Float32Array(m*A*d),y=new Float32Array(g*A*d);for(let t=0;t2?0:-1,n=[e,i,0,e+2/3,i,0,e+2/3,i+1,0,e,i,0,e+2/3,i+1,0,e,i+1,0];f.set(n,p*A*t),v.set(u,m*A*t);const s=[t,t,t,t,t,t];y.set(s,g*A*t)}const x=new ye;x.setAttribute("position",new le(f,p)),x.setAttribute("uv",new le(v,m)),x.setAttribute("faceIndex",new le(y,g)),e.push(x),s>4&&s--}return{lodPlanes:e,sizeLods:i,sigmas:n}}(n)),this._blurMaterial=function(t,e,i){const n=new Float32Array(20),s=new V(0,1,0);return new He({name:"SphericalGaussianBlur",defines:{n:20,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/i,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:s}},vertexShader:Si(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}(n,t,e)}return n}_compileMaterial(t){const e=new Ne(this._lodPlanes[0],t);this._renderer.compile(e,gi)}_sceneToCubeUV(t,e,i,n){const s=new We(90,1,e,i),r=[1,-1,1,1,1,1],a=[1,1,1,-1,-1,-1],o=this._renderer,l=o.autoClear,c=o.toneMapping;o.getClearColor(fi),o.toneMapping=0,o.autoClear=!1;const h=new re({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),u=new Ne(new ke,h);let d=!1;const A=t.background;A?A.isColor&&(h.color.copy(A),t.background=null,d=!0):(h.color.copy(fi),d=!0);for(let e=0;e<6;e++){const i=e%3;0===i?(s.up.set(0,r[e],0),s.lookAt(a[e],0,0)):1===i?(s.up.set(0,0,r[e]),s.lookAt(0,a[e],0)):(s.up.set(0,r[e],0),s.lookAt(0,0,a[e]));const l=this._cubeSize;bi(n,i*l,e>2?l:0,l,l),o.setRenderTarget(n),d&&o.render(u,s),o.render(t,s)}u.geometry.dispose(),u.material.dispose(),o.toneMapping=c,o.autoClear=l,t.background=A}_textureToCubeUV(t,e){const i=this._renderer,n=301===t.mapping||302===t.mapping;n?(null===this._cubemapMaterial&&(this._cubemapMaterial=Ii()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Ci());const s=n?this._cubemapMaterial:this._equirectMaterial,r=new Ne(this._lodPlanes[0],s);s.uniforms.envMap.value=t;const a=this._cubeSize;bi(e,0,0,3*a,2*a),i.setRenderTarget(e),i.render(r,gi)}_applyPMREM(t){const e=this._renderer,i=e.autoClear;e.autoClear=!1;for(let e=1;e20&&console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${p} samples when the maximum is set to 20`);const m=[];let g=0;for(let t=0;t<20;++t){const e=t/A,i=Math.exp(-e*e/2);m.push(i),0===t?g+=i:tf-4?n-f+4:0),4*(this._cubeSize-v),3*v,2*v),o.setRenderTarget(e),o.render(c,gi)}}function wi(t,e,i){const n=new O(t,e,i);return n.texture.mapping=306,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function bi(t,e,i,n,s){t.viewport.set(e,i,n,s),t.scissor.set(e,i,n,s)}function Ci(){return new He({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:Si(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Ii(){return new He({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:Si(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Si(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = 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t[e.id]=i,i}}}(),s={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0};for(let t=0;t<9;t++)s.probe.push(new V);const r=new V,a=new xt,o=new xt;return{setup:function(r,a){let o=0,l=0,c=0;for(let t=0;t<9;t++)s.probe[t].set(0,0,0);let h=0,u=0,d=0,A=0,p=0,m=0,g=0,f=0,v=0,y=0;r.sort(ms);const x=!0!==a?Math.PI:1;for(let t=0,e=r.length;t0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(s.rectAreaLTC1=ai.LTC_FLOAT_1,s.rectAreaLTC2=ai.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")?(s.rectAreaLTC1=ai.LTC_HALF_1,s.rectAreaLTC2=ai.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),s.ambient[0]=o,s.ambient[1]=l,s.ambient[2]=c;const _=s.hash;_.directionalLength===h&&_.pointLength===u&&_.spotLength===d&&_.rectAreaLength===A&&_.hemiLength===p&&_.numDirectionalShadows===m&&_.numPointShadows===g&&_.numSpotShadows===f&&_.numSpotMaps===v||(s.directional.length=h,s.spot.length=d,s.rectArea.length=A,s.point.length=u,s.hemi.length=p,s.directionalShadow.length=m,s.directionalShadowMap.length=m,s.pointShadow.length=g,s.pointShadowMap.length=g,s.spotShadow.length=f,s.spotShadowMap.length=f,s.directionalShadowMatrix.length=m,s.pointShadowMatrix.length=g,s.spotLightMatrix.length=f+v-y,s.spotLightMap.length=v,s.numSpotLightShadowsWithMaps=y,_.directionalLength=h,_.pointLength=u,_.spotLength=d,_.rectAreaLength=A,_.hemiLength=p,_.numDirectionalShadows=m,_.numPointShadows=g,_.numSpotShadows=f,_.numSpotMaps=v,s.version=ps++)},setupView:function(t,e){let i=0,n=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e=r.length?(a=new fs(t,e),r.push(a)):a=r[s],a},dispose:function(){i=new WeakMap}}}class ys extends se{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class xs extends se{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.referencePosition=new V,this.nearDistance=1,this.farDistance=1e3,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.referencePosition.copy(t.referencePosition),this.nearDistance=t.nearDistance,this.farDistance=t.farDistance,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}function _s(t,e,i){let n=new ei;const s=new v,r=new v,a=new k,o=new ys({depthPacking:3201}),l=new xs,c={},h=i.maxTextureSize,u={0:1,1:0,2:2},d=new He({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new v},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include \nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),A=d.clone();A.defines.HORIZONTAL_PASS=1;const p=new ye;p.setAttribute("position",new le(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const m=new Ne(p,d),g=this;function f(i,n){const r=e.update(m);d.defines.VSM_SAMPLES!==i.blurSamples&&(d.defines.VSM_SAMPLES=i.blurSamples,A.defines.VSM_SAMPLES=i.blurSamples,d.needsUpdate=!0,A.needsUpdate=!0),null===i.mapPass&&(i.mapPass=new O(s.x,s.y)),d.uniforms.shadow_pass.value=i.map.texture,d.uniforms.resolution.value=i.mapSize,d.uniforms.radius.value=i.radius,t.setRenderTarget(i.mapPass),t.clear(),t.renderBufferDirect(n,null,r,d,m,null),A.uniforms.shadow_pass.value=i.mapPass.texture,A.uniforms.resolution.value=i.mapSize,A.uniforms.radius.value=i.radius,t.setRenderTarget(i.map),t.clear(),t.renderBufferDirect(n,null,r,A,m,null)}function y(e,i,n,s,r,a){let h=null;const d=!0===n.isPointLight?e.customDistanceMaterial:e.customDepthMaterial;if(h=void 0!==d?d:!0===n.isPointLight?l:o,t.localClippingEnabled&&!0===i.clipShadows&&Array.isArray(i.clippingPlanes)&&0!==i.clippingPlanes.length||i.displacementMap&&0!==i.displacementScale||i.alphaMap&&i.alphaTest>0){const t=h.uuid,e=i.uuid;let n=c[t];void 0===n&&(n={},c[t]=n);let s=n[e];void 0===s&&(s=h.clone(),n[e]=s),h=s}return h.visible=i.visible,h.wireframe=i.wireframe,h.side=3===a?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:u[i.side],h.alphaMap=i.alphaMap,h.alphaTest=i.alphaTest,h.clipShadows=i.clipShadows,h.clippingPlanes=i.clippingPlanes,h.clipIntersection=i.clipIntersection,h.displacementMap=i.displacementMap,h.displacementScale=i.displacementScale,h.displacementBias=i.displacementBias,h.wireframeLinewidth=i.wireframeLinewidth,h.linewidth=i.linewidth,!0===n.isPointLight&&!0===h.isMeshDistanceMaterial&&(h.referencePosition.setFromMatrixPosition(n.matrixWorld),h.nearDistance=s,h.farDistance=r),h}function x(i,s,r,a,o){if(!1===i.visible)return;if(i.layers.test(s.layers)&&(i.isMesh||i.isLine||i.isPoints)&&(i.castShadow||i.receiveShadow&&3===o)&&(!i.frustumCulled||n.intersectsObject(i))){i.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,i.matrixWorld);const n=e.update(i),s=i.material;if(Array.isArray(s)){const e=n.groups;for(let l=0,c=e.length;lh||s.y>h)&&(s.x>h&&(r.x=Math.floor(h/A.x),s.x=r.x*A.x,u.mapSize.x=r.x),s.y>h&&(r.y=Math.floor(h/A.y),s.y=r.y*A.y,u.mapSize.y=r.y)),null===u.map){const t=3!==this.type?{minFilter:1003,magFilter:1003}:{};u.map=new O(s.x,s.y,t),u.map.texture.name=c.name+".shadowMap",u.camera.updateProjectionMatrix()}t.setRenderTarget(u.map),t.clear();const p=u.getViewportCount();for(let t=0;t=1):-1!==R.indexOf("OpenGL ES")&&(T=parseFloat(/^OpenGL ES (\d)/.exec(R)[1]),B=T>=2);let D=null,L={};const Q=t.getParameter(3088),P=t.getParameter(2978),F=(new k).fromArray(Q),N=(new k).fromArray(P);function U(e,i,n){const s=new Uint8Array(4),r=t.createTexture();t.bindTexture(e,r),t.texParameteri(e,10241,9728),t.texParameteri(e,10240,9728);for(let e=0;en||t.height>n)&&(s=n/Math.max(t.width,t.height)),s<1||!0===e){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const n=e?p:Math.floor,r=n(s*t.width),a=n(s*t.height);void 0===f&&(f=x(r,a));const o=i?x(r,a):f;o.width=r,o.height=a;return o.getContext("2d").drawImage(t,0,0,r,a),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+t.width+"x"+t.height+") to ("+r+"x"+a+")."),o}return"data"in t&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+t.width+"x"+t.height+")."),t}return t}function w(t){return d(t.width)&&d(t.height)}function b(t,e){return t.generateMipmaps&&e&&1003!==t.minFilter&&1006!==t.minFilter}function C(e){t.generateMipmap(e)}function I(i,n,s,r,a=!1){if(!1===o)return n;if(null!==i){if(void 0!==t[i])return t[i];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+i+"'")}let l=n;return 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n=s[e.__cacheKey];n.usedTimes--,0===n.usedTimes&&R(t),0===Object.keys(s).length&&v.delete(i)}n.remove(t)}(e),e.isVideoTexture&&g.delete(e)}function T(e){const i=e.target;i.removeEventListener("dispose",T),function(e){const i=e.texture,s=n.get(e),r=n.get(i);void 0!==r.__webglTexture&&(t.deleteTexture(r.__webglTexture),a.memory.textures--);e.depthTexture&&e.depthTexture.dispose();if(e.isWebGLCubeRenderTarget)for(let e=0;e<6;e++)t.deleteFramebuffer(s.__webglFramebuffer[e]),s.__webglDepthbuffer&&t.deleteRenderbuffer(s.__webglDepthbuffer[e]);else{if(t.deleteFramebuffer(s.__webglFramebuffer),s.__webglDepthbuffer&&t.deleteRenderbuffer(s.__webglDepthbuffer),s.__webglMultisampledFramebuffer&&t.deleteFramebuffer(s.__webglMultisampledFramebuffer),s.__webglColorRenderbuffer)for(let e=0;e0&&s.__version!==t.version){const i=t.image;if(null===i)console.warn("THREE.WebGLRenderer: Texture marked for update but no image data found.");else{if(!1!==i.complete)return void 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C(){n.removeEventListener("select",b),n.removeEventListener("selectstart",b),n.removeEventListener("selectend",b),n.removeEventListener("squeeze",b),n.removeEventListener("squeezestart",b),n.removeEventListener("squeezeend",b),n.removeEventListener("end",C),n.removeEventListener("inputsourceschange",I);for(let t=0;t=0&&(f[n]=null,g[n].dispatchEvent({type:"disconnected",data:i}))}for(let e=0;e=f.length){f.push(i),n=t;break}if(null===f[t]){f[t]=i,n=t;break}}if(-1===n)break}const s=g[n];s&&s.dispatchEvent({type:"connected",data:i})}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=g[t];return void 0===e&&(e=new Ms,g[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=g[t];return void 0===e&&(e=new Ms,g[t]=e),e.getGripSpace()},this.getHand=function(t){let e=g[t];return void 0===e&&(e=new Ms,g[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){s=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot 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r,a;n.aoMap&&(i.aoMap.value=n.aoMap,i.aoMapIntensity.value=n.aoMapIntensity),n.map?r=n.map:n.specularMap?r=n.specularMap:n.displacementMap?r=n.displacementMap:n.normalMap?r=n.normalMap:n.bumpMap?r=n.bumpMap:n.roughnessMap?r=n.roughnessMap:n.metalnessMap?r=n.metalnessMap:n.alphaMap?r=n.alphaMap:n.emissiveMap?r=n.emissiveMap:n.clearcoatMap?r=n.clearcoatMap:n.clearcoatNormalMap?r=n.clearcoatNormalMap:n.clearcoatRoughnessMap?r=n.clearcoatRoughnessMap:n.iridescenceMap?r=n.iridescenceMap:n.iridescenceThicknessMap?r=n.iridescenceThicknessMap:n.specularIntensityMap?r=n.specularIntensityMap:n.specularColorMap?r=n.specularColorMap:n.transmissionMap?r=n.transmissionMap:n.thicknessMap?r=n.thicknessMap:n.sheenColorMap?r=n.sheenColorMap:n.sheenRoughnessMap&&(r=n.sheenRoughnessMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),i.uvTransform.value.copy(r.matrix)),n.aoMap?a=n.aoMap:n.lightMap&&(a=n.lightMap),void 0!==a&&(a.isWebGLRenderTarget&&(a=a.texture),!0===a.matrixAutoUpdate&&a.updateMatrix(),i.uv2Transform.value.copy(a.matrix))}return{refreshFogUniforms:function(t,e){t.fogColor.value.copy(e.color),e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)},refreshMaterialUniforms:function(t,n,s,r,a){n.isMeshBasicMaterial||n.isMeshLambertMaterial?i(t,n):n.isMeshToonMaterial?(i(t,n),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap)}(t,n)):n.isMeshPhongMaterial?(i(t,n),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4)}(t,n)):n.isMeshStandardMaterial?(i(t,n),function(t,i){t.roughness.value=i.roughness,t.metalness.value=i.metalness,i.roughnessMap&&(t.roughnessMap.value=i.roughnessMap);i.metalnessMap&&(t.metalnessMap.value=i.metalnessMap);e.get(i).envMap&&(t.envMapIntensity.value=i.envMapIntensity)}(t,n),n.isMeshPhysicalMaterial&&function(t,e,i){t.ior.value=e.ior,e.sheen>0&&(t.sheenColor.value.copy(e.sheenColor).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness,e.sheenColorMap&&(t.sheenColorMap.value=e.sheenColorMap),e.sheenRoughnessMap&&(t.sheenRoughnessMap.value=e.sheenRoughnessMap));e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap),e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,1===e.side&&t.clearcoatNormalScale.value.negate()));e.iridescence>0&&(t.iridescence.value=e.iridescence,t.iridescenceIOR.value=e.iridescenceIOR,t.iridescenceThicknessMinimum.value=e.iridescenceThicknessRange[0],t.iridescenceThicknessMaximum.value=e.iridescenceThicknessRange[1],e.iridescenceMap&&(t.iridescenceMap.value=e.iridescenceMap),e.iridescenceThicknessMap&&(t.iridescenceThicknessMap.value=e.iridescenceThicknessMap));e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=i.texture,t.transmissionSamplerSize.value.set(i.width,i.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap),t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor));t.specularIntensity.value=e.specularIntensity,t.specularColor.value.copy(e.specularColor),e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap);e.specularColorMap&&(t.specularColorMap.value=e.specularColorMap)}(t,n,a)):n.isMeshMatcapMaterial?(i(t,n),function(t,e){e.matcap&&(t.matcap.value=e.matcap)}(t,n)):n.isMeshDepthMaterial?i(t,n):n.isMeshDistanceMaterial?(i(t,n),function(t,e){t.referencePosition.value.copy(e.referencePosition),t.nearDistance.value=e.nearDistance,t.farDistance.value=e.farDistance}(t,n)):n.isMeshNormalMaterial?i(t,n):n.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,n),n.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,n)):n.isPointsMaterial?function(t,e,i,n){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*i,t.scale.value=.5*n,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);e.alphaTest>0&&(t.alphaTest.value=e.alphaTest);let 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t=null!==E?$.get(E).__webglFramebuffer:null;X.bindFramebuffer(36160,t)}}},this.copyFramebufferToTexture=function(t,e,i=0){const n=Math.pow(2,-i),s=Math.floor(e.image.width*n),r=Math.floor(e.image.height*n);Z.setTexture2D(e,0),vt.copyTexSubImage2D(3553,i,0,0,t.x,t.y,s,r),X.unbindTexture()},this.copyTextureToTexture=function(t,e,i,n=0){const s=e.image.width,r=e.image.height,a=mt.convert(i.format),o=mt.convert(i.type);Z.setTexture2D(i,0),vt.pixelStorei(37440,i.flipY),vt.pixelStorei(37441,i.premultiplyAlpha),vt.pixelStorei(3317,i.unpackAlignment),e.isDataTexture?vt.texSubImage2D(3553,n,t.x,t.y,s,r,a,o,e.image.data):e.isCompressedTexture?vt.compressedTexSubImage2D(3553,n,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,a,e.mipmaps[0].data):vt.texSubImage2D(3553,n,t.x,t.y,a,o,e.image),0===n&&i.generateMipmaps&&vt.generateMipmap(3553),X.unbindTexture()},this.copyTextureToTexture3D=function(t,e,i,n,s=0){if(g.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const r=t.max.x-t.min.x+1,a=t.max.y-t.min.y+1,o=t.max.z-t.min.z+1,l=mt.convert(n.format),c=mt.convert(n.type);let h;if(n.isData3DTexture)Z.setTexture3D(n,0),h=32879;else{if(!n.isDataArrayTexture)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");Z.setTexture2DArray(n,0),h=35866}vt.pixelStorei(37440,n.flipY),vt.pixelStorei(37441,n.premultiplyAlpha),vt.pixelStorei(3317,n.unpackAlignment);const u=vt.getParameter(3314),d=vt.getParameter(32878),A=vt.getParameter(3316),p=vt.getParameter(3315),m=vt.getParameter(32877),f=i.isCompressedTexture?i.mipmaps[0]:i.image;vt.pixelStorei(3314,f.width),vt.pixelStorei(32878,f.height),vt.pixelStorei(3316,t.min.x),vt.pixelStorei(3315,t.min.y),vt.pixelStorei(32877,t.min.z),i.isDataTexture||i.isData3DTexture?vt.texSubImage3D(h,s,e.x,e.y,e.z,r,a,o,l,c,f.data):i.isCompressedArrayTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),vt.compressedTexSubImage3D(h,s,e.x,e.y,e.z,r,a,o,l,f.data)):vt.texSubImage3D(h,s,e.x,e.y,e.z,r,a,o,l,c,f),vt.pixelStorei(3314,u),vt.pixelStorei(32878,d),vt.pixelStorei(3316,A),vt.pixelStorei(3315,p),vt.pixelStorei(32877,m),0===s&&n.generateMipmaps&&vt.generateMipmap(h),X.unbindTexture()},this.initTexture=function(t){t.isCubeTexture?Z.setTextureCube(t,0):t.isData3DTexture?Z.setTexture3D(t,0):t.isDataArrayTexture||t.isCompressedArrayTexture?Z.setTexture2DArray(t,0):Z.setTexture2D(t,0),X.unbindTexture()},this.resetState=function(){y=0,x=0,E=null,X.reset(),gt.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}(class extends Ls{}).prototype.isWebGL1Renderer=!0;class Qs extends Wt{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),this.backgroundBlurriness=t.backgroundBlurriness,null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.backgroundBlurriness=this.backgroundBlurriness),e}get autoUpdate(){return console.warn("THREE.Scene: autoUpdate was renamed to matrixWorldAutoUpdate in r144."),this.matrixWorldAutoUpdate}set autoUpdate(t){console.warn("THREE.Scene: autoUpdate was renamed to matrixWorldAutoUpdate in r144."),this.matrixWorldAutoUpdate=t}}class Ps{constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=l()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,i){t*=this.stride,i*=e.stride;for(let n=0,s=this.stride;no)continue;u.applyMatrix4(this.matrixWorld);const r=t.ray.origin.distanceTo(u);rt.far||e.push({distance:r,point:h.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this})}}else{for(let i=Math.max(0,r.start),n=Math.min(p.count,r.start+r.count)-1;io)continue;u.applyMatrix4(this.matrixWorld);const n=t.ray.origin.distanceTo(u);nt.far||e.push({distance:n,point:h.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this})}}}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;ts.far)return;r.push({distance:l,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,object:a})}}class xr extends U{constructor(t,e,i,n,s,r,a,o,l,c,h,u){super(null,r,a,o,l,c,n,s,h,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class _r extends xr{constructor(t,e,i,n,s,r){super(t,e,i,s,r),this.isCompressedArrayTexture=!0,this.image.depth=n,this.wrapR=1001}}class Er extends se{constructor(t){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new D(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new D(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new v(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapIntensity=t.envMapIntensity,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class wr extends Er{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new v(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return c(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new D(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new D(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new D(1,1,1),this.specularColorMap=null,this._sheen=0,this._clearcoat=0,this._iridescence=0,this._transmission=0,this.setValues(t)}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}function br(t,e,i){return Ir(t)?new t.constructor(t.subarray(e,void 0!==i?i:t.length)):t.slice(e,i)}function Cr(t,e,i){return!t||!i&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)}function Ir(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function Sr(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort((function(e,i){return t[e]-t[i]})),i}function Mr(t,e,i){const n=t.length,s=new t.constructor(n);for(let r=0,a=0;a!==n;++r){const n=i[r]*e;for(let i=0;i!==e;++i)s[a++]=t[n+i]}return s}function Br(t,e,i,n){let s=1,r=t[0];for(;void 0!==r&&void 0===r[n];)r=t[s++];if(void 0===r)return;let a=r[n];if(void 0!==a)if(Array.isArray(a))do{a=r[n],void 0!==a&&(e.push(r.time),i.push.apply(i,a)),r=t[s++]}while(void 0!==r);else if(void 0!==a.toArray)do{a=r[n],void 0!==a&&(e.push(r.time),a.toArray(i,i.length)),r=t[s++]}while(void 0!==r);else do{a=r[n],void 0!==a&&(e.push(r.time),i.push(a)),r=t[s++]}while(void 0!==r)}class Tr{constructor(t,e,i,n){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==n?n:new e.constructor(i),this.sampleValues=e,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(t){const e=this.parameterPositions;let i=this._cachedIndex,n=e[i],s=e[i-1];t:{e:{let r;i:{n:if(!(t=s)break t;{const a=e[1];t=s)break e}r=i,i=0}}for(;i>>1;te;)--r;if(++r,0!==s||r!==n){s>=r&&(r=Math.max(r,1),s=r-1);const t=this.getValueSize();this.times=br(i,s,r),this.values=br(this.values,s*t,r*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,n=this.values,s=i.length;0===s&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let r=null;for(let e=0;e!==s;e++){const n=i[e];if("number"==typeof n&&isNaN(n)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,n),t=!1;break}if(null!==r&&r>n){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,n,r),t=!1;break}r=n}if(void 0!==n&&Ir(n))for(let e=0,i=n.length;e!==i;++e){const i=n[e];if(isNaN(i)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=br(this.times),e=br(this.values),i=this.getValueSize(),n=2302===this.getInterpolation(),s=t.length-1;let r=1;for(let a=1;a0){t[r]=t[s];for(let t=s*i,n=r*i,a=0;a!==i;++a)e[n+a]=e[t+a];++r}return r!==t.length?(this.times=br(t,0,r),this.values=br(e,0,r*i)):(this.times=t,this.values=e),this}clone(){const t=br(this.times,0),e=br(this.values,0),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}Qr.prototype.TimeBufferType=Float32Array,Qr.prototype.ValueBufferType=Float32Array,Qr.prototype.DefaultInterpolation=2301;class Pr extends Qr{}Pr.prototype.ValueTypeName="bool",Pr.prototype.ValueBufferType=Array,Pr.prototype.DefaultInterpolation=2300,Pr.prototype.InterpolantFactoryMethodLinear=void 0,Pr.prototype.InterpolantFactoryMethodSmooth=void 0;class Fr extends Qr{}Fr.prototype.ValueTypeName="color";class Nr extends Qr{}Nr.prototype.ValueTypeName="number";class Ur extends Tr{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const s=this.resultBuffer,r=this.sampleValues,a=this.valueSize,o=(i-e)/(n-e);let l=t*a;for(let t=l+a;l!==t;l+=4)H.slerpFlat(s,0,r,l-a,r,l,o);return s}}class kr extends Qr{InterpolantFactoryMethodLinear(t){return new Ur(this.times,this.values,this.getValueSize(),t)}}kr.prototype.ValueTypeName="quaternion",kr.prototype.DefaultInterpolation=2301,kr.prototype.InterpolantFactoryMethodSmooth=void 0;class Or extends Qr{}Or.prototype.ValueTypeName="string",Or.prototype.ValueBufferType=Array,Or.prototype.DefaultInterpolation=2300,Or.prototype.InterpolantFactoryMethodLinear=void 0,Or.prototype.InterpolantFactoryMethodSmooth=void 0;class Gr extends Qr{}Gr.prototype.ValueTypeName="vector";class zr{constructor(t,e=-1,i,n=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=n,this.uuid=l(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,n=1/(t.fps||1);for(let t=0,s=i.length;t!==s;++t)e.push(Hr(i[t]).scale(n));const s=new this(t.name,t.duration,e,t.blendMode);return s.uuid=t.uuid,s}static toJSON(t){const e=[],i=t.tracks,n={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,n=i.length;t!==n;++t)e.push(Qr.toJSON(i[t]));return n}static CreateFromMorphTargetSequence(t,e,i,n){const s=e.length,r=[];for(let t=0;t1){const t=r[1];let e=n[t];e||(n[t]=e=[]),e.push(i)}}const r=[];for(const t in n)r.push(this.CreateFromMorphTargetSequence(t,n[t],e,i));return r}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,n,s){if(0!==i.length){const r=[],a=[];Br(i,r,a,n),0!==r.length&&s.push(new t(e,r,a))}},n=[],s=t.name||"default",r=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t{e&&e(s),this.manager.itemEnd(t)}),0),s;if(void 0!==Yr[t])return void Yr[t].push({onLoad:e,onProgress:i,onError:n});Yr[t]=[],Yr[t].push({onLoad:e,onProgress:i,onError:n});const r=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,o=this.responseType;fetch(r).then((e=>{if(200===e.status||0===e.status){if(0===e.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=Yr[t],n=e.body.getReader(),s=e.headers.get("Content-Length"),r=s?parseInt(s):0,a=0!==r;let o=0;const l=new ReadableStream({start(t){!function e(){n.read().then((({done:n,value:s})=>{if(n)t.close();else{o+=s.byteLength;const n=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:r});for(let t=0,e=i.length;t{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then((t=>(new DOMParser).parseFromString(t,a)));case"json":return t.json();default:if(void 0===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,n=new TextDecoder(i);return t.arrayBuffer().then((t=>n.decode(t)))}}})).then((e=>{Vr.add(t,e);const i=Yr[t];delete Yr[t];for(let t=0,n=i.length;t{const i=Yr[t];if(void 0===i)throw this.manager.itemError(t),e;delete Yr[t];for(let t=0,n=i.length;t{this.manager.itemEnd(t)})),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}}class Kr extends jr{constructor(t){super(t)}load(t,e,i,n){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const s=this,r=Vr.get(t);if(void 0!==r)return s.manager.itemStart(t),setTimeout((function(){e&&e(r),s.manager.itemEnd(t)}),0),r;const a=_("img");function o(){c(),Vr.add(t,this),e&&e(this),s.manager.itemEnd(t)}function l(e){c(),n&&n(e),s.manager.itemError(t),s.manager.itemEnd(t)}function c(){a.removeEventListener("load",o,!1),a.removeEventListener("error",l,!1)}return a.addEventListener("load",o,!1),a.addEventListener("error",l,!1),"data:"!==t.slice(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),s.manager.itemStart(t),a.src=t,a}}class $r extends jr{constructor(t){super(t)}load(t,e,i,n){const s=this,r=new Ws,a=new Xr(this.manager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(s.withCredentials),a.load(t,(function(t){const i=s.parse(t);i&&(void 0!==i.image?r.image=i.image:void 0!==i.data&&(r.image.width=i.width,r.image.height=i.height,r.image.data=i.data),r.wrapS=void 0!==i.wrapS?i.wrapS:1001,r.wrapT=void 0!==i.wrapT?i.wrapT:1001,r.magFilter=void 0!==i.magFilter?i.magFilter:1006,r.minFilter=void 0!==i.minFilter?i.minFilter:1006,r.anisotropy=void 0!==i.anisotropy?i.anisotropy:1,void 0!==i.encoding&&(r.encoding=i.encoding),void 0!==i.flipY&&(r.flipY=i.flipY),void 0!==i.format&&(r.format=i.format),void 0!==i.type&&(r.type=i.type),void 0!==i.mipmaps&&(r.mipmaps=i.mipmaps,r.minFilter=1008),1===i.mipmapCount&&(r.minFilter=1006),void 0!==i.generateMipmaps&&(r.generateMipmaps=i.generateMipmaps),r.needsUpdate=!0,e&&e(r,i))}),i,n),r}}class Zr extends jr{constructor(t){super(t)}load(t,e,i,n){const s=new U,r=new Kr(this.manager);return r.setCrossOrigin(this.crossOrigin),r.setPath(this.path),r.load(t,(function(t){s.image=t,s.needsUpdate=!0,void 0!==e&&e(s)}),i,n),s}}class ta extends Wt{constructor(t,e=1){super(),this.isLight=!0,this.type="Light",this.color=new D(t),this.intensity=e}dispose(){}copy(t,e){return super.copy(t,e),this.color.copy(t.color),this.intensity=t.intensity,this}toJSON(t){const e=super.toJSON(t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,void 0!==this.groundColor&&(e.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(e.object.distance=this.distance),void 0!==this.angle&&(e.object.angle=this.angle),void 0!==this.decay&&(e.object.decay=this.decay),void 0!==this.penumbra&&(e.object.penumbra=this.penumbra),void 0!==this.shadow&&(e.object.shadow=this.shadow.toJSON()),e}}const ea=new xt,ia=new V,na=new V;class sa{constructor(t){this.camera=t,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new v(512,512),this.map=null,this.mapPass=null,this.matrix=new xt,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new ei,this._frameExtents=new v(1,1),this._viewportCount=1,this._viewports=[new k(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const e=this.camera,i=this.matrix;ia.setFromMatrixPosition(t.matrixWorld),e.position.copy(ia),na.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(na),e.updateMatrixWorld(),ea.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(ea),i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(ea)}getViewport(t){return this._viewports[t]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(t){return this.camera=t.camera.clone(),this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){const t={};return 0!==this.bias&&(t.bias=this.bias),0!==this.normalBias&&(t.normalBias=this.normalBias),1!==this.radius&&(t.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(t.mapSize=this.mapSize.toArray()),t.camera=this.camera.toJSON(!1).object,delete t.camera.matrix,t}}class ra extends sa{constructor(){super(new We(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(t){const e=this.camera,i=2*o*t.angle*this.focus,n=this.mapSize.width/this.mapSize.height,s=t.distance||e.far;i===e.fov&&n===e.aspect&&s===e.far||(e.fov=i,e.aspect=n,e.far=s,e.updateProjectionMatrix()),super.updateMatrices(t)}copy(t){return super.copy(t),this.focus=t.focus,this}}class aa extends ta{constructor(t,e,i=0,n=Math.PI/3,s=0,r=1){super(t,e),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(Wt.DefaultUp),this.updateMatrix(),this.target=new Wt,this.distance=i,this.angle=n,this.penumbra=s,this.decay=r,this.map=null,this.shadow=new ra}get power(){return this.intensity*Math.PI}set power(t){this.intensity=t/Math.PI}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}const oa=new xt,la=new V,ca=new V;class ha extends sa{constructor(){super(new We(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new v(4,2),this._viewportCount=6,this._viewports=[new k(2,1,1,1),new k(0,1,1,1),new k(3,1,1,1),new k(1,1,1,1),new k(3,0,1,1),new k(1,0,1,1)],this._cubeDirections=[new V(1,0,0),new V(-1,0,0),new V(0,0,1),new V(0,0,-1),new V(0,1,0),new V(0,-1,0)],this._cubeUps=[new V(0,1,0),new V(0,1,0),new V(0,1,0),new V(0,1,0),new V(0,0,1),new V(0,0,-1)]}updateMatrices(t,e=0){const i=this.camera,n=this.matrix,s=t.distance||i.far;s!==i.far&&(i.far=s,i.updateProjectionMatrix()),la.setFromMatrixPosition(t.matrixWorld),i.position.copy(la),ca.copy(i.position),ca.add(this._cubeDirections[e]),i.up.copy(this._cubeUps[e]),i.lookAt(ca),i.updateMatrixWorld(),n.makeTranslation(-la.x,-la.y,-la.z),oa.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(oa)}}class ua extends ta{constructor(t,e,i=0,n=1){super(t,e),this.isPointLight=!0,this.type="PointLight",this.distance=i,this.decay=n,this.shadow=new ha}get power(){return 4*this.intensity*Math.PI}set power(t){this.intensity=t/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}class da extends sa{constructor(){super(new pi(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Aa extends ta{constructor(t,e){super(t,e),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(Wt.DefaultUp),this.updateMatrix(),this.target=new Wt,this.shadow=new da}dispose(){this.shadow.dispose()}copy(t){return super.copy(t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}class pa{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let t=0;t<9;t++)this.coefficients.push(new V)}set(t){for(let e=0;e<9;e++)this.coefficients[e].copy(t[e]);return this}zero(){for(let t=0;t<9;t++)this.coefficients[t].set(0,0,0);return this}getAt(t,e){const i=t.x,n=t.y,s=t.z,r=this.coefficients;return e.copy(r[0]).multiplyScalar(.282095),e.addScaledVector(r[1],.488603*n),e.addScaledVector(r[2],.488603*s),e.addScaledVector(r[3],.488603*i),e.addScaledVector(r[4],i*n*1.092548),e.addScaledVector(r[5],n*s*1.092548),e.addScaledVector(r[6],.315392*(3*s*s-1)),e.addScaledVector(r[7],i*s*1.092548),e.addScaledVector(r[8],.546274*(i*i-n*n)),e}getIrradianceAt(t,e){const i=t.x,n=t.y,s=t.z,r=this.coefficients;return e.copy(r[0]).multiplyScalar(.886227),e.addScaledVector(r[1],1.023328*n),e.addScaledVector(r[2],1.023328*s),e.addScaledVector(r[3],1.023328*i),e.addScaledVector(r[4],.858086*i*n),e.addScaledVector(r[5],.858086*n*s),e.addScaledVector(r[6],.743125*s*s-.247708),e.addScaledVector(r[7],.858086*i*s),e.addScaledVector(r[8],.429043*(i*i-n*n)),e}add(t){for(let e=0;e<9;e++)this.coefficients[e].add(t.coefficients[e]);return this}addScaledSH(t,e){for(let i=0;i<9;i++)this.coefficients[i].addScaledVector(t.coefficients[i],e);return this}scale(t){for(let e=0;e<9;e++)this.coefficients[e].multiplyScalar(t);return this}lerp(t,e){for(let i=0;i<9;i++)this.coefficients[i].lerp(t.coefficients[i],e);return this}equals(t){for(let e=0;e<9;e++)if(!this.coefficients[e].equals(t.coefficients[e]))return!1;return!0}copy(t){return this.set(t.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(t,e=0){const i=this.coefficients;for(let n=0;n<9;n++)i[n].fromArray(t,e+3*n);return this}toArray(t=[],e=0){const i=this.coefficients;for(let n=0;n<9;n++)i[n].toArray(t,e+3*n);return t}static getBasisAt(t,e){const i=t.x,n=t.y,s=t.z;e[0]=.282095,e[1]=.488603*n,e[2]=.488603*s,e[3]=.488603*i,e[4]=1.092548*i*n,e[5]=1.092548*n*s,e[6]=.315392*(3*s*s-1),e[7]=1.092548*i*s,e[8]=.546274*(i*i-n*n)}}class ma extends ta{constructor(t=new pa,e=1){super(void 0,e),this.isLightProbe=!0,this.sh=t}copy(t){return super.copy(t),this.sh.copy(t.sh),this}fromJSON(t){return this.intensity=t.intensity,this.sh.fromArray(t.sh),this}toJSON(t){const e=super.toJSON(t);return e.object.sh=this.sh.toArray(),e}}class ga{static decodeText(t){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let i=0,n=t.length;i0&&this._mixBufferRegionAdditive(i,n,this._addIndex*e,1,e);for(let t=e,s=e+e;t!==s;++t)if(i[t]!==i[t+e]){a.setValue(i,n);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,n=i*this._origIndex;t.getValue(e,n);for(let t=i,s=n;t!==s;++t)e[t]=e[n+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i=.5)for(let n=0;n!==s;++n)t[e+n]=t[i+n]}_slerp(t,e,i,n){H.slerpFlat(t,e,t,e,t,i,n)}_slerpAdditive(t,e,i,n,s){const r=this._workIndex*s;H.multiplyQuaternionsFlat(t,r,t,e,t,i),H.slerpFlat(t,e,t,e,t,r,n)}_lerp(t,e,i,n,s){const r=1-n;for(let a=0;a!==s;++a){const s=e+a;t[s]=t[s]*r+t[i+a]*n}}_lerpAdditive(t,e,i,n,s){for(let r=0;r!==s;++r){const s=e+r;t[s]=t[s]+t[i+r]*n}}}const ya=new RegExp("[\\[\\]\\.:\\/]","g"),xa="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",_a=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC","[^\\[\\]\\.:\\/]")+/(WCOD+)?/.source.replace("WCOD",xa)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC","[^\\[\\]\\.:\\/]")+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC","[^\\[\\]\\.:\\/]")+"$"),Ea=["material","materials","bones","map"];class wa{constructor(t,e,i){this.path=e,this.parsedPath=i||wa.parseTrackName(e),this.node=wa.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new wa.Composite(t,e,i):new wa(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(ya,"")}static parseTrackName(t){const e=_a.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==n&&-1!==n){const t=i.nodeName.substring(n+1);-1!==Ea.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let n=0;n0){const t=this._interpolants,e=this._propertyBindings;if(2501===this.blendMode)for(let i=0,n=t.length;i!==n;++i)t[i].evaluate(r),e[i].accumulateAdditive(a);else for(let i=0,s=t.length;i!==s;++i)t[i].evaluate(r),e[i].accumulate(n,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const n=i.evaluate(t)[0];e*=n,t>i.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;if(null!==i){e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let n=this.time+t,s=this._loopCount;const r=2202===i;if(0===t)return-1===s?n:r&&1==(1&s)?e-n:n;if(2200===i){-1===s&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(n>=e)n=e;else{if(!(n<0)){this.time=n;break t}n=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===s&&(t>=0?(s=0,this._setEndings(!0,0===this.repetitions,r)):this._setEndings(0===this.repetitions,!0,r)),n>=e||n<0){const i=Math.floor(n/e);n-=e*i,s+=Math.abs(i);const a=this.repetitions-s;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,n=t>0?e:0,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,r)}else this._setEndings(!1,!1,r);this._loopCount=s,this.time=n,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this.time=n;if(r&&1==(1&s))return e-n}return n}_setEndings(t,e,i){const n=this._interpolantSettings;i?(n.endingStart=2401,n.endingEnd=2401):(n.endingStart=t?this.zeroSlopeAtStart?2401:2400:2402,n.endingEnd=e?this.zeroSlopeAtEnd?2401:2400:2402)}_scheduleFading(t,e,i){const n=this._mixer,s=n.time;let r=this._weightInterpolant;null===r&&(r=n._lendControlInterpolant(),this._weightInterpolant=r);const a=r.parameterPositions,o=r.sampleValues;return a[0]=s,o[0]=e,a[1]=s+t,o[1]=i,this}}const Ca=new Float32Array(1);class Ia extends n{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(t,e){const i=t._localRoot||this._root,n=t._clip.tracks,s=n.length,r=t._propertyBindings,a=t._interpolants,o=i.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let t=0;t!==s;++t){const s=n[t],l=s.name;let h=c[l];if(void 0!==h)++h.referenceCount,r[t]=h;else{if(h=r[t],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const n=e&&e._propertyBindings[t].binding.parsedPath;h=new va(wa.create(i,l,n),s.ValueTypeName,s.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),r[t]=h}a[t].resultBuffer=h.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,i=t._clip.uuid,n=this._actionsByClip[i];this._bindAction(t,n&&n.knownActions[0]),this._addInactiveAction(t,i,e)}const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0==i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0==--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,n=this.time+=t,s=Math.sign(t),r=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(n,t,s,r)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(r);return this}setTime(t){this.time=0;for(let t=0;t>-e-14,n[256|t]=1024>>-e-14|32768,s[t]=-e-1,s[256|t]=-e-1):e<=15?(n[t]=e+15<<10,n[256|t]=e+15<<10|32768,s[t]=13,s[256|t]=13):e<128?(n[t]=31744,n[256|t]=64512,s[t]=24,s[256|t]=24):(n[t]=31744,n[256|t]=64512,s[t]=13,s[256|t]=13)}const r=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;0==(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,r[t]=e|i}for(let t=1024;t<2048;++t)r[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:n,shiftTable:s,mantissaTable:r,exponentTable:a,offsetTable:o}}var Da=Object.freeze({__proto__:null,toHalfFloat:function(t){Math.abs(t)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),t=c(t,-65504,65504),Ta.floatView[0]=t;const e=Ta.uint32View[0],i=e>>23&511;return Ta.baseTable[i]+((8388607&e)>>Ta.shiftTable[i])},fromHalfFloat:function(t){const e=t>>10;return Ta.uint32View[0]=Ta.mantissaTable[Ta.offsetTable[e]+(1023&t)]+Ta.exponentTable[e],Ta.floatView[0]}});"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:"146"}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__="146") +const t = (t, e) => "method" === e.kind && e.descriptor && !("value" in e.descriptor) ? { + ...e, finisher(i) { + i.createProperty(e.key, t) + } +} : { + kind: "field", key: Symbol(), placement: "own", descriptor: {}, originalKey: e.key, initializer() { + "function" == typeof e.initializer && (this[e.key] = e.initializer.call(this)) + }, finisher(i) { + i.createProperty(e.key, t) + } +}; + +function e(e) { + return (i, n) => void 0 !== n ? ((t, e, i) => { + e.constructor.createProperty(i, t) + })(e, i, n) : t(e, i) + /** + * @license + * Copyright 2021 Google LLC + * SPDX-License-Identifier: BSD-3-Clause + */ +} + +var i; +null === (i = window.HTMLSlotElement) || void 0 === i || i.prototype.assignedElements; + +class n { + addEventListener(t, e) { + void 0 === this._listeners && (this._listeners = {}); + const i = this._listeners; + void 0 === i[t] && (i[t] = []), -1 === i[t].indexOf(e) && i[t].push(e) + } + + hasEventListener(t, e) { + if (void 0 === this._listeners) return !1; + const i = this._listeners; + return void 0 !== i[t] && -1 !== i[t].indexOf(e) + } + + removeEventListener(t, e) { + if (void 0 === this._listeners) return; + const i = this._listeners[t]; + if (void 0 !== i) { + const t = i.indexOf(e); + -1 !== t && i.splice(t, 1) + } + } + + dispatchEvent(t) { + if (void 0 === this._listeners) return; + const e = this._listeners[t.type]; + if (void 0 !== e) { + t.target = this; + const i = e.slice(0); + for (let e = 0, n = i.length; e < n; e++) i[e].call(this, t); + t.target = null + } + } +} + +const s = ["00", "01", "02", "03", "04", "05", "06", "07", "08", "09", "0a", "0b", "0c", "0d", "0e", "0f", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "1a", "1b", "1c", "1d", "1e", "1f", "20", "21", "22", "23", "24", "25", "26", "27", "28", "29", "2a", "2b", "2c", "2d", "2e", "2f", "30", "31", "32", "33", "34", "35", "36", "37", "38", "39", "3a", "3b", "3c", "3d", "3e", "3f", "40", "41", "42", "43", "44", "45", "46", "47", "48", "49", "4a", "4b", "4c", "4d", "4e", "4f", "50", "51", "52", "53", "54", "55", "56", "57", "58", "59", "5a", "5b", "5c", "5d", "5e", "5f", "60", "61", "62", "63", "64", "65", "66", "67", "68", "69", "6a", "6b", "6c", "6d", "6e", "6f", "70", "71", "72", "73", "74", "75", "76", "77", "78", "79", "7a", "7b", "7c", "7d", "7e", "7f", "80", "81", "82", "83", "84", "85", "86", "87", "88", "89", "8a", "8b", "8c", "8d", "8e", "8f", "90", "91", "92", "93", "94", "95", "96", "97", "98", "99", "9a", "9b", "9c", "9d", "9e", "9f", "a0", "a1", "a2", "a3", "a4", "a5", "a6", "a7", "a8", "a9", "aa", "ab", "ac", "ad", "ae", "af", "b0", "b1", "b2", "b3", "b4", "b5", "b6", "b7", "b8", "b9", "ba", "bb", "bc", "bd", "be", "bf", "c0", "c1", "c2", "c3", "c4", "c5", "c6", "c7", "c8", "c9", "ca", "cb", "cc", "cd", "ce", "cf", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "d8", "d9", "da", "db", "dc", "dd", "de", "df", "e0", "e1", "e2", "e3", "e4", "e5", "e6", "e7", "e8", "e9", "ea", "eb", "ec", "ed", "ee", "ef", "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", "f8", "f9", "fa", "fb", "fc", "fd", "fe", "ff"]; +let r = 1234567; +const a = Math.PI / 180, o = 180 / Math.PI; + +function l() { + const t = 4294967295 * Math.random() | 0, e = 4294967295 * Math.random() | 0, i = 4294967295 * Math.random() | 0, + n = 4294967295 * Math.random() | 0; + return (s[255 & t] + s[t >> 8 & 255] + s[t >> 16 & 255] + s[t >> 24 & 255] + "-" + s[255 & e] + s[e >> 8 & 255] + "-" + s[e >> 16 & 15 | 64] + s[e >> 24 & 255] + "-" + s[63 & i | 128] + s[i >> 8 & 255] + "-" + s[i >> 16 & 255] + s[i >> 24 & 255] + s[255 & n] + s[n >> 8 & 255] + s[n >> 16 & 255] + s[n >> 24 & 255]).toLowerCase() +} + +function c(t, e, i) { + return Math.max(e, Math.min(i, t)) +} + +function h(t, e) { + return (t % e + e) % e +} + +function u(t, e, i) { + return (1 - i) * t + i * e +} + +function d(t) { + return 0 == (t & t - 1) && 0 !== t +} + +function A(t) { + return Math.pow(2, Math.ceil(Math.log(t) / Math.LN2)) +} + +function p(t) { + return Math.pow(2, Math.floor(Math.log(t) / Math.LN2)) +} + +function m(t, e) { + switch (e.constructor) { + case Float32Array: + return t; + case Uint16Array: + return t / 65535; + case Uint8Array: + return t / 255; + case Int16Array: + return Math.max(t / 32767, -1); + case Int8Array: + return Math.max(t / 127, -1); + default: + throw new Error("Invalid component type.") + } +} + +function g(t, e) { + switch (e.constructor) { + case Float32Array: + return t; + case Uint16Array: + return Math.round(65535 * t); + case Uint8Array: + return Math.round(255 * t); + case Int16Array: + return Math.round(32767 * t); + case Int8Array: + return Math.round(127 * t); + default: + throw new Error("Invalid component type.") + } +} + +var f = Object.freeze({ + __proto__: null, + DEG2RAD: a, + RAD2DEG: o, + generateUUID: l, + clamp: c, + euclideanModulo: h, + mapLinear: function (t, e, i, n, s) { + return n + (t - e) * (s - n) / (i - e) + }, + inverseLerp: function (t, e, i) { + return t !== e ? (i - t) / (e - t) : 0 + }, + lerp: u, + damp: function (t, e, i, n) { + return u(t, e, 1 - Math.exp(-i * n)) + }, + pingpong: function (t, e = 1) { + return e - Math.abs(h(t, 2 * e) - e) + }, + smoothstep: function (t, e, i) { + return t <= e ? 0 : t >= i ? 1 : (t = (t - e) / (i - e)) * t * (3 - 2 * t) + }, + smootherstep: function (t, e, i) { + return t <= e ? 0 : t >= i ? 1 : (t = (t - e) / (i - e)) * t * t * (t * (6 * t - 15) + 10) + }, + randInt: function (t, e) { + return t + Math.floor(Math.random() * (e - t + 1)) + }, + randFloat: function (t, e) { + return t + Math.random() * (e - t) + }, + randFloatSpread: function (t) { + return t * (.5 - Math.random()) + }, + seededRandom: function (t) { + void 0 !== t && (r = t); + let e = r += 1831565813; + return e = Math.imul(e ^ e >>> 15, 1 | e), e ^= e + Math.imul(e ^ e >>> 7, 61 | e), ((e ^ e >>> 14) >>> 0) / 4294967296 + }, + degToRad: function (t) { + return t * a + }, + radToDeg: function (t) { + return t * o + }, + isPowerOfTwo: d, + ceilPowerOfTwo: A, + floorPowerOfTwo: p, + setQuaternionFromProperEuler: function (t, e, i, n, s) { + const r = Math.cos, a = Math.sin, o = r(i / 2), l = a(i / 2), c = r((e + n) / 2), h = a((e + n) / 2), + u = r((e - n) / 2), d = a((e - n) / 2), A = r((n - e) / 2), p = a((n - e) / 2); + switch (s) { + case"XYX": + t.set(o * h, l * u, l * d, o * c); + break; + case"YZY": + t.set(l * d, o * h, l * u, o * c); + break; + case"ZXZ": + t.set(l * u, l * d, o * h, o * c); + break; + case"XZX": + t.set(o * h, l * p, l * A, o * c); + break; + case"YXY": + t.set(l * A, o * h, l * p, o * c); + break; + case"ZYZ": + t.set(l * p, l * A, o * h, o * c); + break; + default: + console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: " + s) + } + }, + normalize: g, + denormalize: m +}); + +class v { + constructor(t = 0, e = 0) { + v.prototype.isVector2 = !0, this.x = t, this.y = e + } + + get width() { + return this.x + } + + set width(t) { + this.x = t + } + + get height() { + return this.y + } + + set height(t) { + this.y = t + } + + set(t, e) { + return this.x = t, this.y = e, this + } + + setScalar(t) { + return this.x = t, this.y = t, this + } + + setX(t) { + return this.x = t, this + } + + setY(t) { + return this.y = t, this + } + + setComponent(t, e) { + switch (t) { + case 0: + this.x = e; + break; + case 1: + this.y = e; + break; + default: + throw new Error("index is out of range: " + t) + } + return this + } + + getComponent(t) { + switch (t) { + case 0: + return this.x; + case 1: + return this.y; + default: + throw new Error("index is out of range: " + t) + } + } + + clone() { + return new this.constructor(this.x, this.y) + } + + copy(t) { + return this.x = t.x, this.y = t.y, this + } + + add(t) { + return this.x += t.x, this.y += t.y, this + } + + addScalar(t) { + return this.x += t, this.y += t, this + } + + addVectors(t, e) { + return this.x = t.x + e.x, this.y = t.y + e.y, this + } + + addScaledVector(t, e) { + return this.x += t.x * e, this.y += t.y * e, this + } + + sub(t) { + return this.x -= t.x, this.y -= t.y, this + } + + subScalar(t) { + return this.x -= t, this.y -= t, this + } + + subVectors(t, e) { + return this.x = t.x - e.x, this.y = t.y - e.y, this + } + + multiply(t) { + return this.x *= t.x, this.y *= t.y, this + } + + multiplyScalar(t) { + return this.x *= t, this.y *= t, this + } + + divide(t) { + return this.x /= t.x, this.y /= t.y, this + } + + divideScalar(t) { + return this.multiplyScalar(1 / t) + } + + applyMatrix3(t) { + const e = this.x, i = this.y, n = t.elements; + return this.x = n[0] * e + n[3] * i + n[6], this.y = n[1] * e + n[4] * i + n[7], this + } + + min(t) { + return this.x = Math.min(this.x, t.x), this.y = Math.min(this.y, t.y), this + } + + max(t) { + return this.x = Math.max(this.x, t.x), this.y = Math.max(this.y, t.y), this + } + + clamp(t, e) { + return this.x = Math.max(t.x, Math.min(e.x, this.x)), this.y = Math.max(t.y, Math.min(e.y, this.y)), this + } + + clampScalar(t, e) { + return this.x = Math.max(t, Math.min(e, this.x)), this.y = Math.max(t, Math.min(e, this.y)), this + } + + clampLength(t, e) { + const i = this.length(); + return this.divideScalar(i || 1).multiplyScalar(Math.max(t, Math.min(e, i))) + } + + floor() { + return this.x = Math.floor(this.x), this.y = Math.floor(this.y), this + } + + ceil() { + return this.x = Math.ceil(this.x), this.y = Math.ceil(this.y), this + } + + round() { + return this.x = Math.round(this.x), this.y = Math.round(this.y), this + } + + roundToZero() { + return this.x = this.x < 0 ? Math.ceil(this.x) : Math.floor(this.x), this.y = this.y < 0 ? Math.ceil(this.y) : Math.floor(this.y), this + } + + negate() { + return this.x = -this.x, this.y = -this.y, this + } + + dot(t) { + return this.x * t.x + this.y * t.y + } + + cross(t) { + return this.x * t.y - this.y * t.x + } + + lengthSq() { + return this.x * this.x + this.y * this.y + } + + length() { + return Math.sqrt(this.x * this.x + this.y * this.y) + } + + manhattanLength() { + return Math.abs(this.x) + Math.abs(this.y) + } + + normalize() { + return this.divideScalar(this.length() || 1) + } + + angle() { + return Math.atan2(-this.y, -this.x) + Math.PI + } + + distanceTo(t) { + return Math.sqrt(this.distanceToSquared(t)) + } + + distanceToSquared(t) { + const e = this.x - t.x, i = this.y - t.y; + return e * e + i * i + } + + manhattanDistanceTo(t) { + return Math.abs(this.x - t.x) + Math.abs(this.y - t.y) + } + + setLength(t) { + return this.normalize().multiplyScalar(t) + } + + lerp(t, e) { + return this.x += (t.x - this.x) * e, this.y += (t.y - this.y) * e, this + } + + lerpVectors(t, e, i) { + return this.x = t.x + (e.x - t.x) * i, this.y = t.y + (e.y - t.y) * i, this + } + + equals(t) { + return t.x === this.x && t.y === this.y + } + + fromArray(t, e = 0) { + return this.x = t[e], this.y = t[e + 1], this + } + + toArray(t = [], e = 0) { + return t[e] = this.x, t[e + 1] = this.y, t + } + + fromBufferAttribute(t, e) { + return this.x = t.getX(e), this.y = t.getY(e), this + } + + rotateAround(t, e) { + const i = Math.cos(e), n = Math.sin(e), s = this.x - t.x, r = this.y - t.y; + return this.x = s * i - r * n + t.x, this.y = s * n + r * i + t.y, this + } + + random() { + return this.x = Math.random(), this.y = Math.random(), this + } + + * [Symbol.iterator]() { + yield this.x, yield this.y + } +} + +class y { + constructor() { + y.prototype.isMatrix3 = !0, this.elements = [1, 0, 0, 0, 1, 0, 0, 0, 1] + } + + set(t, e, i, n, s, r, a, o, l) { + const c = this.elements; + return c[0] = t, c[1] = n, c[2] = a, c[3] = e, c[4] = s, c[5] = o, c[6] = i, c[7] = r, c[8] = l, this + } + + identity() { + return this.set(1, 0, 0, 0, 1, 0, 0, 0, 1), this + } + + copy(t) { + const e = this.elements, i = t.elements; + return e[0] = i[0], e[1] = i[1], e[2] = i[2], e[3] = i[3], e[4] = i[4], e[5] = i[5], e[6] = i[6], e[7] = i[7], e[8] = i[8], this + } + + extractBasis(t, e, i) { + return t.setFromMatrix3Column(this, 0), e.setFromMatrix3Column(this, 1), i.setFromMatrix3Column(this, 2), this + } + + setFromMatrix4(t) { + const e = t.elements; + return this.set(e[0], e[4], e[8], e[1], e[5], e[9], e[2], e[6], e[10]), this + } + + multiply(t) { + return this.multiplyMatrices(this, t) + } + + premultiply(t) { + return this.multiplyMatrices(t, this) + } + + multiplyMatrices(t, e) { + const i = t.elements, n = e.elements, s = this.elements, r = i[0], a = i[3], o = i[6], l = i[1], c = i[4], + h = i[7], u = i[2], d = i[5], A = i[8], p = n[0], m = n[3], g = n[6], f = n[1], v = n[4], y = n[7], + x = n[2], _ = n[5], E = n[8]; + return s[0] = r * p + a * f + o * x, s[3] = r * m + a * v + o * _, s[6] = r * g + a * y + o * E, s[1] = l * p + c * f + h * x, s[4] = l * m + c * v + h * _, s[7] = l * g + c * y + h * E, s[2] = u * p + d * f + A * x, s[5] = u * m + d * v + A * _, s[8] = u * g + d * y + A * E, this + } + + multiplyScalar(t) { + const e = this.elements; + return e[0] *= t, e[3] *= t, e[6] *= t, e[1] *= t, e[4] *= t, e[7] *= t, e[2] *= t, e[5] *= t, e[8] *= t, this + } + + determinant() { + const t = this.elements, e = t[0], i = t[1], n = t[2], s = t[3], r = t[4], a = t[5], o = t[6], l = t[7], + c = t[8]; + return e * r * c - e * a * l - i * s * c + i * a * o + n * s * l - n * r * o + } + + invert() { + const t = this.elements, e = t[0], i = t[1], n = t[2], s = t[3], r = t[4], a = t[5], o = t[6], l = t[7], + c = t[8], h = c * r - a * l, u = a * o - c * s, d = l * s - r * o, A = e * h + i * u + n * d; + if (0 === A) return this.set(0, 0, 0, 0, 0, 0, 0, 0, 0); + const p = 1 / A; + return t[0] = h * p, t[1] = (n * l - c * i) * p, t[2] = (a * i - n * r) * p, t[3] = u * p, t[4] = (c * e - n * o) * p, t[5] = (n * s - a * e) * p, t[6] = d * p, t[7] = (i * o - l * e) * p, t[8] = (r * e - i * s) * p, this + } + + transpose() { + let t; + const e = this.elements; + return t = e[1], e[1] = e[3], e[3] = t, t = e[2], e[2] = e[6], e[6] = t, t = e[5], e[5] = e[7], e[7] = t, this + } + + getNormalMatrix(t) { + return this.setFromMatrix4(t).invert().transpose() + } + + transposeIntoArray(t) { + const e = this.elements; + return t[0] = e[0], t[1] = e[3], t[2] = e[6], t[3] = e[1], t[4] = e[4], t[5] = e[7], t[6] = e[2], t[7] = e[5], t[8] = e[8], this + } + + setUvTransform(t, e, i, n, s, r, a) { + const o = Math.cos(s), l = Math.sin(s); + return this.set(i * o, i * l, -i * (o * r + l * a) + r + t, -n * l, n * o, -n * (-l * r + o * a) + a + e, 0, 0, 1), this + } + + scale(t, e) { + const i = this.elements; + return i[0] *= t, i[3] *= t, i[6] *= t, i[1] *= e, i[4] *= e, i[7] *= e, this + } + + rotate(t) { + const e = Math.cos(t), i = Math.sin(t), n = this.elements, s = n[0], r = n[3], a = n[6], o = n[1], l = n[4], + c = n[7]; + return n[0] = e * s + i * o, n[3] = e * r + i * l, n[6] = e * a + i * c, n[1] = -i * s + e * o, n[4] = -i * r + e * l, n[7] = -i * a + e * c, this + } + + translate(t, e) { + const i = this.elements; + return i[0] += t * i[2], i[3] += t * i[5], i[6] += t * i[8], i[1] += e * i[2], i[4] += e * i[5], i[7] += e * i[8], this + } + + equals(t) { + const e = this.elements, i = t.elements; + for (let t = 0; t < 9; t++) if (e[t] !== i[t]) return !1; + return !0 + } + + fromArray(t, e = 0) { + for (let i = 0; i < 9; i++) this.elements[i] = t[i + e]; + return this + } + + toArray(t = [], e = 0) { + const i = this.elements; + return t[e] = i[0], t[e + 1] = i[1], t[e + 2] = i[2], t[e + 3] = i[3], t[e + 4] = i[4], t[e + 5] = i[5], t[e + 6] = i[6], t[e + 7] = i[7], t[e + 8] = i[8], t + } + + clone() { + return (new this.constructor).fromArray(this.elements) + } +} + +function x(t) { + for (let e = t.length - 1; e >= 0; --e) if (t[e] >= 65535) return !0; + return !1 +} + +function _(t) { + return document.createElementNS("http://www.w3.org/1999/xhtml", t) +} + +function E(t) { + return t < .04045 ? .0773993808 * t : Math.pow(.9478672986 * t + .0521327014, 2.4) +} + +function w(t) { + return t < .0031308 ? 12.92 * t : 1.055 * Math.pow(t, .41666) - .055 +} + +const b = {srgb: {"srgb-linear": E}, "srgb-linear": {srgb: w}}, C = { + legacyMode: !0, get workingColorSpace() { + return "srgb-linear" + }, set workingColorSpace(t) { + console.warn("THREE.ColorManagement: .workingColorSpace is readonly.") + }, convert: function (t, e, i) { + if (this.legacyMode || e === i || !e || !i) return t; + if (b[e] && void 0 !== b[e][i]) { + const n = b[e][i]; + return t.r = n(t.r), t.g = n(t.g), t.b = n(t.b), t + } + throw new Error("Unsupported color space conversion.") + }, fromWorkingColorSpace: function (t, e) { + return this.convert(t, this.workingColorSpace, e) + }, toWorkingColorSpace: function (t, e) { + return this.convert(t, e, this.workingColorSpace) + } +}, I = { + aliceblue: 15792383, + antiquewhite: 16444375, + aqua: 65535, + aquamarine: 8388564, + azure: 15794175, + beige: 16119260, + bisque: 16770244, + black: 0, + blanchedalmond: 16772045, + blue: 255, + blueviolet: 9055202, + brown: 10824234, + burlywood: 14596231, + cadetblue: 6266528, + chartreuse: 8388352, + chocolate: 13789470, + coral: 16744272, + cornflowerblue: 6591981, + cornsilk: 16775388, + crimson: 14423100, + cyan: 65535, + darkblue: 139, + darkcyan: 35723, + darkgoldenrod: 12092939, + darkgray: 11119017, + darkgreen: 25600, + darkgrey: 11119017, + darkkhaki: 12433259, + darkmagenta: 9109643, + darkolivegreen: 5597999, + darkorange: 16747520, + darkorchid: 10040012, + darkred: 9109504, + darksalmon: 15308410, + darkseagreen: 9419919, + darkslateblue: 4734347, + darkslategray: 3100495, + darkslategrey: 3100495, + darkturquoise: 52945, + darkviolet: 9699539, + deeppink: 16716947, + deepskyblue: 49151, + dimgray: 6908265, + dimgrey: 6908265, + dodgerblue: 2003199, + firebrick: 11674146, + floralwhite: 16775920, + forestgreen: 2263842, + fuchsia: 16711935, + gainsboro: 14474460, + ghostwhite: 16316671, + gold: 16766720, + goldenrod: 14329120, + gray: 8421504, + green: 32768, + greenyellow: 11403055, + grey: 8421504, + honeydew: 15794160, + hotpink: 16738740, + indianred: 13458524, + indigo: 4915330, + ivory: 16777200, + khaki: 15787660, + lavender: 15132410, + lavenderblush: 16773365, + lawngreen: 8190976, + lemonchiffon: 16775885, + lightblue: 11393254, + lightcoral: 15761536, + lightcyan: 14745599, + lightgoldenrodyellow: 16448210, + lightgray: 13882323, + lightgreen: 9498256, + lightgrey: 13882323, + lightpink: 16758465, + lightsalmon: 16752762, + lightseagreen: 2142890, + lightskyblue: 8900346, + lightslategray: 7833753, + lightslategrey: 7833753, + lightsteelblue: 11584734, + lightyellow: 16777184, + lime: 65280, + limegreen: 3329330, + linen: 16445670, + magenta: 16711935, + maroon: 8388608, + mediumaquamarine: 6737322, + mediumblue: 205, + mediumorchid: 12211667, + mediumpurple: 9662683, + mediumseagreen: 3978097, + mediumslateblue: 8087790, + mediumspringgreen: 64154, + mediumturquoise: 4772300, + mediumvioletred: 13047173, + midnightblue: 1644912, + mintcream: 16121850, + mistyrose: 16770273, + moccasin: 16770229, + navajowhite: 16768685, + navy: 128, + oldlace: 16643558, + olive: 8421376, + olivedrab: 7048739, + orange: 16753920, + orangered: 16729344, + orchid: 14315734, + palegoldenrod: 15657130, + palegreen: 10025880, + paleturquoise: 11529966, + palevioletred: 14381203, + papayawhip: 16773077, + peachpuff: 16767673, + peru: 13468991, + pink: 16761035, + plum: 14524637, + powderblue: 11591910, + purple: 8388736, + rebeccapurple: 6697881, + red: 16711680, + rosybrown: 12357519, + royalblue: 4286945, + saddlebrown: 9127187, + salmon: 16416882, + sandybrown: 16032864, + seagreen: 3050327, + seashell: 16774638, + sienna: 10506797, + silver: 12632256, + skyblue: 8900331, + slateblue: 6970061, + slategray: 7372944, + slategrey: 7372944, + snow: 16775930, + springgreen: 65407, + steelblue: 4620980, + tan: 13808780, + teal: 32896, + thistle: 14204888, + tomato: 16737095, + turquoise: 4251856, + violet: 15631086, + wheat: 16113331, + white: 16777215, + whitesmoke: 16119285, + yellow: 16776960, + yellowgreen: 10145074 +}, S = {r: 0, g: 0, b: 0}, M = {h: 0, s: 0, l: 0}, B = {h: 0, s: 0, l: 0}; + +function T(t, e, i) { + return i < 0 && (i += 1), i > 1 && (i -= 1), i < 1 / 6 ? t + 6 * (e - t) * i : i < .5 ? e : i < 2 / 3 ? t + 6 * (e - t) * (2 / 3 - i) : t +} + +function R(t, e) { + return e.r = t.r, e.g = t.g, e.b = t.b, e +} + +class D { + constructor(t, e, i) { + return this.isColor = !0, this.r = 1, this.g = 1, this.b = 1, void 0 === e && void 0 === i ? this.set(t) : this.setRGB(t, e, i) + } + + set(t) { + return t && t.isColor ? this.copy(t) : "number" == typeof t ? this.setHex(t) : "string" == typeof t && this.setStyle(t), this + } + + setScalar(t) { + return this.r = t, this.g = t, this.b = t, this + } + + setHex(t, e = "srgb") { + return t = Math.floor(t), this.r = (t >> 16 & 255) / 255, this.g = (t >> 8 & 255) / 255, this.b = (255 & t) / 255, C.toWorkingColorSpace(this, e), this + } + + setRGB(t, e, i, n = "srgb-linear") { + return this.r = t, this.g = e, this.b = i, C.toWorkingColorSpace(this, n), this + } + + setHSL(t, e, i, n = "srgb-linear") { + if (t = h(t, 1), e = c(e, 0, 1), i = c(i, 0, 1), 0 === e) this.r = this.g = this.b = i; else { + const n = i <= .5 ? i * (1 + e) : i + e - i * e, s = 2 * i - n; + this.r = T(s, n, t + 1 / 3), this.g = T(s, n, t), this.b = T(s, n, t - 1 / 3) + } + return C.toWorkingColorSpace(this, n), this + } + + setStyle(t, e = "srgb") { + function i(e) { + void 0 !== e && parseFloat(e) < 1 && console.warn("THREE.Color: Alpha component of " + t + " will be ignored.") + } + + let n; + if (n = /^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(t)) { + let t; + const s = n[1], r = n[2]; + switch (s) { + case"rgb": + case"rgba": + if (t = /^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r)) return this.r = Math.min(255, parseInt(t[1], 10)) / 255, this.g = Math.min(255, parseInt(t[2], 10)) / 255, this.b = Math.min(255, parseInt(t[3], 10)) / 255, C.toWorkingColorSpace(this, e), i(t[4]), this; + if (t = /^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r)) return this.r = Math.min(100, parseInt(t[1], 10)) / 100, this.g = Math.min(100, parseInt(t[2], 10)) / 100, this.b = Math.min(100, parseInt(t[3], 10)) / 100, C.toWorkingColorSpace(this, e), i(t[4]), this; + break; + case"hsl": + case"hsla": + if (t = /^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r)) { + const n = parseFloat(t[1]) / 360, s = parseFloat(t[2]) / 100, r = parseFloat(t[3]) / 100; + return i(t[4]), this.setHSL(n, s, r, e) + } + } + } else if (n = /^\#([A-Fa-f\d]+)$/.exec(t)) { + const t = n[1], i = t.length; + if (3 === i) return this.r = parseInt(t.charAt(0) + t.charAt(0), 16) / 255, this.g = parseInt(t.charAt(1) + t.charAt(1), 16) / 255, this.b = parseInt(t.charAt(2) + t.charAt(2), 16) / 255, C.toWorkingColorSpace(this, e), this; + if (6 === i) return this.r = parseInt(t.charAt(0) + t.charAt(1), 16) / 255, this.g = parseInt(t.charAt(2) + t.charAt(3), 16) / 255, this.b = parseInt(t.charAt(4) + t.charAt(5), 16) / 255, C.toWorkingColorSpace(this, e), this + } + return t && t.length > 0 ? this.setColorName(t, e) : this + } + + setColorName(t, e = "srgb") { + const i = I[t.toLowerCase()]; + return void 0 !== i ? this.setHex(i, e) : console.warn("THREE.Color: Unknown color " + t), this + } + + clone() { + return new this.constructor(this.r, this.g, this.b) + } + + copy(t) { + return this.r = t.r, this.g = t.g, this.b = t.b, this + } + + copySRGBToLinear(t) { + return this.r = E(t.r), this.g = E(t.g), this.b = E(t.b), this + } + + copyLinearToSRGB(t) { + return this.r = w(t.r), this.g = w(t.g), this.b = w(t.b), this + } + + convertSRGBToLinear() { + return this.copySRGBToLinear(this), this + } + + convertLinearToSRGB() { + return this.copyLinearToSRGB(this), this + } + + getHex(t = "srgb") { + return C.fromWorkingColorSpace(R(this, S), t), c(255 * S.r, 0, 255) << 16 ^ c(255 * S.g, 0, 255) << 8 ^ c(255 * S.b, 0, 255) << 0 + } + + getHexString(t = "srgb") { + return ("000000" + this.getHex(t).toString(16)).slice(-6) + } + + getHSL(t, e = "srgb-linear") { + C.fromWorkingColorSpace(R(this, S), e); + const i = S.r, n = S.g, s = S.b, r = Math.max(i, n, s), a = Math.min(i, n, s); + let o, l; + const c = (a + r) / 2; + if (a === r) o = 0, l = 0; else { + const t = r - a; + switch (l = c <= .5 ? t / (r + a) : t / (2 - r - a), r) { + case i: + o = (n - s) / t + (n < s ? 6 : 0); + break; + case n: + o = (s - i) / t + 2; + break; + case s: + o = (i - n) / t + 4 + } + o /= 6 + } + return t.h = o, t.s = l, t.l = c, t + } + + getRGB(t, e = "srgb-linear") { + return C.fromWorkingColorSpace(R(this, S), e), t.r = S.r, t.g = S.g, t.b = S.b, t + } + + getStyle(t = "srgb") { + return C.fromWorkingColorSpace(R(this, S), t), "srgb" !== t ? `color(${t} ${S.r} ${S.g} ${S.b})` : `rgb(${255 * S.r | 0},${255 * S.g | 0},${255 * S.b | 0})` + } + + offsetHSL(t, e, i) { + return this.getHSL(M), M.h += t, M.s += e, M.l += i, this.setHSL(M.h, M.s, M.l), this + } + + add(t) { + return this.r += t.r, this.g += t.g, this.b += t.b, this + } + + addColors(t, e) { + return this.r = t.r + e.r, this.g = t.g + e.g, this.b = t.b + e.b, this + } + + addScalar(t) { + return this.r += t, this.g += t, this.b += t, this + } + + sub(t) { + return this.r = Math.max(0, this.r - t.r), this.g = Math.max(0, this.g - t.g), this.b = Math.max(0, this.b - t.b), this + } + + multiply(t) { + return this.r *= t.r, this.g *= t.g, this.b *= t.b, this + } + + multiplyScalar(t) { + return this.r *= t, this.g *= t, this.b *= t, this + } + + lerp(t, e) { + return this.r += (t.r - this.r) * e, this.g += (t.g - this.g) * e, this.b += (t.b - this.b) * e, this + } + + lerpColors(t, e, i) { + return this.r = t.r + (e.r - t.r) * i, this.g = t.g + (e.g - t.g) * i, this.b = t.b + (e.b - t.b) * i, this + } + + lerpHSL(t, e) { + this.getHSL(M), t.getHSL(B); + const i = u(M.h, B.h, e), n = u(M.s, B.s, e), s = u(M.l, B.l, e); + return this.setHSL(i, n, s), this + } + + equals(t) { + return t.r === this.r && t.g === this.g && t.b === this.b + } + + fromArray(t, e = 0) { + return this.r = t[e], this.g = t[e + 1], this.b = t[e + 2], this + } + + toArray(t = [], e = 0) { + return t[e] = this.r, t[e + 1] = this.g, t[e + 2] = this.b, t + } + + fromBufferAttribute(t, e) { + return this.r = t.getX(e), this.g = t.getY(e), this.b = t.getZ(e), this + } + + toJSON() { + return this.getHex() + } + + * [Symbol.iterator]() { + yield this.r, yield this.g, yield this.b + } +} + +let L; +D.NAMES = I; + +class Q { + static getDataURL(t) { + if (/^data:/i.test(t.src)) return t.src; + if ("undefined" == typeof HTMLCanvasElement) return t.src; + let e; + if (t instanceof HTMLCanvasElement) e = t; else { + void 0 === L && (L = _("canvas")), L.width = t.width, L.height = t.height; + const i = L.getContext("2d"); + t instanceof ImageData ? i.putImageData(t, 0, 0) : i.drawImage(t, 0, 0, t.width, t.height), e = L + } + return e.width > 2048 || e.height > 2048 ? (console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons", t), e.toDataURL("image/jpeg", .6)) : e.toDataURL("image/png") + } + + static sRGBToLinear(t) { + if ("undefined" != typeof HTMLImageElement && t instanceof HTMLImageElement || "undefined" != typeof HTMLCanvasElement && t instanceof HTMLCanvasElement || "undefined" != typeof ImageBitmap && t instanceof ImageBitmap) { + const e = _("canvas"); + e.width = t.width, e.height = t.height; + const i = e.getContext("2d"); + i.drawImage(t, 0, 0, t.width, t.height); + const n = i.getImageData(0, 0, t.width, t.height), s = n.data; + for (let t = 0; t < s.length; t++) s[t] = 255 * E(s[t] / 255); + return i.putImageData(n, 0, 0), e + } + if (t.data) { + const e = t.data.slice(0); + for (let t = 0; t < e.length; t++) e instanceof Uint8Array || e instanceof Uint8ClampedArray ? e[t] = Math.floor(255 * E(e[t] / 255)) : e[t] = E(e[t]); + return {data: e, width: t.width, height: t.height} + } + return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."), t + } +} + +class P { + constructor(t = null) { + this.isSource = !0, this.uuid = l(), this.data = t, this.version = 0 + } + + set needsUpdate(t) { + !0 === t && this.version++ + } + + toJSON(t) { + const e = void 0 === t || "string" == typeof t; + if (!e && void 0 !== t.images[this.uuid]) return t.images[this.uuid]; + const i = {uuid: this.uuid, url: ""}, n = this.data; + if (null !== n) { + let t; + if (Array.isArray(n)) { + t = []; + for (let e = 0, i = n.length; e < i; e++) n[e].isDataTexture ? t.push(F(n[e].image)) : t.push(F(n[e])) + } else t = F(n); + i.url = t + } + return e || (t.images[this.uuid] = i), i + } +} + +function F(t) { + return "undefined" != typeof HTMLImageElement && t instanceof HTMLImageElement || "undefined" != typeof HTMLCanvasElement && t instanceof HTMLCanvasElement || "undefined" != typeof ImageBitmap && t instanceof ImageBitmap ? Q.getDataURL(t) : t.data ? { + data: Array.from(t.data), + width: t.width, + height: t.height, + type: t.data.constructor.name + } : (console.warn("THREE.Texture: Unable to serialize Texture."), {}) +} + +let N = 0; + +class U extends n { + constructor(t = U.DEFAULT_IMAGE, e = U.DEFAULT_MAPPING, i = 1001, n = 1001, s = 1006, r = 1008, a = 1023, o = 1009, c = 1, h = 3e3) { + super(), this.isTexture = !0, Object.defineProperty(this, "id", {value: N++}), this.uuid = l(), this.name = "", this.source = new P(t), this.mipmaps = [], this.mapping = e, this.wrapS = i, this.wrapT = n, this.magFilter = s, this.minFilter = r, this.anisotropy = c, this.format = a, this.internalFormat = null, this.type = o, this.offset = new v(0, 0), this.repeat = new v(1, 1), this.center = new v(0, 0), this.rotation = 0, this.matrixAutoUpdate = !0, this.matrix = new y, this.generateMipmaps = !0, this.premultiplyAlpha = !1, this.flipY = !0, this.unpackAlignment = 4, this.encoding = h, this.userData = {}, this.version = 0, this.onUpdate = null, this.isRenderTargetTexture = !1, this.needsPMREMUpdate = !1 + } + + get image() { + return this.source.data + } + + set image(t) { + this.source.data = t + } + + updateMatrix() { + this.matrix.setUvTransform(this.offset.x, this.offset.y, this.repeat.x, this.repeat.y, this.rotation, this.center.x, this.center.y) + } + + clone() { + return (new this.constructor).copy(this) + } + + copy(t) { + return this.name = t.name, this.source = t.source, this.mipmaps = t.mipmaps.slice(0), this.mapping = t.mapping, this.wrapS = t.wrapS, this.wrapT = t.wrapT, this.magFilter = t.magFilter, this.minFilter = t.minFilter, this.anisotropy = t.anisotropy, this.format = t.format, this.internalFormat = t.internalFormat, this.type = t.type, this.offset.copy(t.offset), this.repeat.copy(t.repeat), this.center.copy(t.center), this.rotation = t.rotation, this.matrixAutoUpdate = t.matrixAutoUpdate, this.matrix.copy(t.matrix), this.generateMipmaps = t.generateMipmaps, this.premultiplyAlpha = t.premultiplyAlpha, this.flipY = t.flipY, this.unpackAlignment = t.unpackAlignment, this.encoding = t.encoding, this.userData = JSON.parse(JSON.stringify(t.userData)), this.needsUpdate = !0, this + } + + toJSON(t) { + const e = void 0 === t || "string" == typeof t; + if (!e && void 0 !== t.textures[this.uuid]) return t.textures[this.uuid]; + const i = { + metadata: {version: 4.5, type: "Texture", generator: "Texture.toJSON"}, + uuid: this.uuid, + name: this.name, + image: this.source.toJSON(t).uuid, + mapping: this.mapping, + repeat: [this.repeat.x, this.repeat.y], + offset: [this.offset.x, this.offset.y], + center: [this.center.x, this.center.y], + rotation: this.rotation, + wrap: [this.wrapS, this.wrapT], + format: this.format, + type: this.type, + encoding: this.encoding, + minFilter: this.minFilter, + magFilter: this.magFilter, + anisotropy: this.anisotropy, + flipY: this.flipY, + premultiplyAlpha: this.premultiplyAlpha, + unpackAlignment: this.unpackAlignment + }; + return "{}" !== JSON.stringify(this.userData) && (i.userData = this.userData), e || (t.textures[this.uuid] = i), i + } + + dispose() { + this.dispatchEvent({type: "dispose"}) + } + + transformUv(t) { + if (300 !== this.mapping) return t; + if (t.applyMatrix3(this.matrix), t.x < 0 || t.x > 1) switch (this.wrapS) { + case 1e3: + t.x = t.x - Math.floor(t.x); + break; + case 1001: + t.x = t.x < 0 ? 0 : 1; + break; + case 1002: + 1 === Math.abs(Math.floor(t.x) % 2) ? t.x = Math.ceil(t.x) - t.x : t.x = t.x - Math.floor(t.x) + } + if (t.y < 0 || t.y > 1) switch (this.wrapT) { + case 1e3: + t.y = t.y - Math.floor(t.y); + break; + case 1001: + t.y = t.y < 0 ? 0 : 1; + break; + case 1002: + 1 === Math.abs(Math.floor(t.y) % 2) ? t.y = Math.ceil(t.y) - t.y : t.y = t.y - Math.floor(t.y) + } + return this.flipY && (t.y = 1 - t.y), t + } + + set needsUpdate(t) { + !0 === t && (this.version++, this.source.needsUpdate = !0) + } +} + +U.DEFAULT_IMAGE = null, U.DEFAULT_MAPPING = 300; + +class k { + constructor(t = 0, e = 0, i = 0, n = 1) { + k.prototype.isVector4 = !0, this.x = t, this.y = e, this.z = i, this.w = n + } + + get width() { + return this.z + } + + set width(t) { + this.z = t + } + + get height() { + return this.w + } + + set height(t) { + this.w = t + } + + set(t, e, i, n) { + return this.x = t, this.y = e, this.z = i, this.w = n, this + } + + setScalar(t) { + return this.x = t, this.y = t, this.z = t, this.w = t, this + } + + setX(t) { + return this.x = t, this + } + + setY(t) { + return this.y = t, this + } + + setZ(t) { + return this.z = t, this + } + + setW(t) { + return this.w = t, this + } + + setComponent(t, e) { + switch (t) { + case 0: + this.x = e; + break; + case 1: + this.y = e; + break; + case 2: + this.z = e; + break; + case 3: + this.w = e; + break; + default: + throw new Error("index is out of range: " + t) + } + return this + } + + getComponent(t) { + switch (t) { + case 0: + return this.x; + case 1: + return this.y; + case 2: + return this.z; + case 3: + return this.w; + default: + throw new Error("index is out of range: " + t) + } + } + + clone() { + return new this.constructor(this.x, this.y, this.z, this.w) + } + + copy(t) { + return this.x = t.x, this.y = t.y, this.z = t.z, this.w = void 0 !== t.w ? t.w : 1, this + } + + add(t) { + return this.x += t.x, this.y += t.y, this.z += t.z, this.w += t.w, this + } + + addScalar(t) { + return this.x += t, this.y += t, this.z += t, this.w += t, this + } + + addVectors(t, e) { + return this.x = t.x + e.x, this.y = t.y + e.y, this.z = t.z + e.z, this.w = t.w + e.w, this + } + + addScaledVector(t, e) { + return this.x += t.x * e, this.y += t.y * e, this.z += t.z * e, this.w += t.w * e, this + } + + sub(t) { + return this.x -= t.x, this.y -= t.y, this.z -= t.z, this.w -= t.w, this + } + + subScalar(t) { + return this.x -= t, this.y -= t, this.z -= t, this.w -= t, this + } + + subVectors(t, e) { + return this.x = t.x - e.x, this.y = t.y - e.y, this.z = t.z - e.z, this.w = t.w - e.w, this + } + + multiply(t) { + return this.x *= t.x, this.y *= t.y, this.z *= t.z, this.w *= t.w, this + } + + multiplyScalar(t) { + return this.x *= t, this.y *= t, this.z *= t, this.w *= t, this + } + + applyMatrix4(t) { + const e = this.x, i = this.y, n = this.z, s = this.w, r = t.elements; + return this.x = r[0] * e + r[4] * i + r[8] * n + r[12] * s, this.y = r[1] * e + r[5] * i + r[9] * n + r[13] * s, this.z = r[2] * e + r[6] * i + r[10] * n + r[14] * s, this.w = r[3] * e + r[7] * i + r[11] * n + r[15] * s, this + } + + divideScalar(t) { + return this.multiplyScalar(1 / t) + } + + setAxisAngleFromQuaternion(t) { + this.w = 2 * Math.acos(t.w); + const e = Math.sqrt(1 - t.w * t.w); + return e < 1e-4 ? (this.x = 1, this.y = 0, this.z = 0) : (this.x = t.x / e, this.y = t.y / e, this.z = t.z / e), this + } + + setAxisAngleFromRotationMatrix(t) { + let e, i, n, s; + const r = .01, a = .1, o = t.elements, l = o[0], c = o[4], h = o[8], u = o[1], d = o[5], A = o[9], p = o[2], + m = o[6], g = o[10]; + if (Math.abs(c - u) < r && Math.abs(h - p) < r && Math.abs(A - m) < r) { + if (Math.abs(c + u) < a && Math.abs(h + p) < a && Math.abs(A + m) < a && Math.abs(l + d + g - 3) < a) return this.set(1, 0, 0, 0), this; + e = Math.PI; + const t = (l + 1) / 2, o = (d + 1) / 2, f = (g + 1) / 2, v = (c + u) / 4, y = (h + p) / 4, x = (A + m) / 4; + return t > o && t > f ? t < r ? (i = 0, n = .707106781, s = .707106781) : (i = Math.sqrt(t), n = v / i, s = y / i) : o > f ? o < r ? (i = .707106781, n = 0, s = .707106781) : (n = Math.sqrt(o), i = v / n, s = x / n) : f < r ? (i = .707106781, n = .707106781, s = 0) : (s = Math.sqrt(f), i = y / s, n = x / s), this.set(i, n, s, e), this + } + let f = Math.sqrt((m - A) * (m - A) + (h - p) * (h - p) + (u - c) * (u - c)); + return Math.abs(f) < .001 && (f = 1), this.x = (m - A) / f, this.y = (h - p) / f, this.z = (u - c) / f, this.w = Math.acos((l + d + g - 1) / 2), this + } + + min(t) { + return this.x = Math.min(this.x, t.x), this.y = Math.min(this.y, t.y), this.z = Math.min(this.z, t.z), this.w = Math.min(this.w, t.w), this + } + + max(t) { + return this.x = Math.max(this.x, t.x), this.y = Math.max(this.y, t.y), this.z = Math.max(this.z, t.z), this.w = Math.max(this.w, t.w), this + } + + clamp(t, e) { + return this.x = Math.max(t.x, Math.min(e.x, this.x)), this.y = Math.max(t.y, Math.min(e.y, this.y)), this.z = Math.max(t.z, Math.min(e.z, this.z)), this.w = Math.max(t.w, Math.min(e.w, this.w)), this + } + + clampScalar(t, e) { + return this.x = Math.max(t, Math.min(e, this.x)), this.y = Math.max(t, Math.min(e, this.y)), this.z = Math.max(t, Math.min(e, this.z)), this.w = Math.max(t, Math.min(e, this.w)), this + } + + clampLength(t, e) { + const i = this.length(); + return this.divideScalar(i || 1).multiplyScalar(Math.max(t, Math.min(e, i))) + } + + floor() { + return this.x = Math.floor(this.x), this.y = Math.floor(this.y), this.z = Math.floor(this.z), this.w = Math.floor(this.w), this + } + + ceil() { + return this.x = Math.ceil(this.x), this.y = Math.ceil(this.y), this.z = Math.ceil(this.z), this.w = Math.ceil(this.w), this + } + + round() { + return this.x = Math.round(this.x), this.y = Math.round(this.y), this.z = Math.round(this.z), this.w = Math.round(this.w), this + } + + roundToZero() { + return this.x = this.x < 0 ? Math.ceil(this.x) : Math.floor(this.x), this.y = this.y < 0 ? Math.ceil(this.y) : Math.floor(this.y), this.z = this.z < 0 ? Math.ceil(this.z) : Math.floor(this.z), this.w = this.w < 0 ? Math.ceil(this.w) : Math.floor(this.w), this + } + + negate() { + return this.x = -this.x, this.y = -this.y, this.z = -this.z, this.w = -this.w, this + } + + dot(t) { + return this.x * t.x + this.y * t.y + this.z * t.z + this.w * t.w + } + + lengthSq() { + return this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w + } + + length() { + return Math.sqrt(this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w) + } + + manhattanLength() { + return Math.abs(this.x) + Math.abs(this.y) + Math.abs(this.z) + Math.abs(this.w) + } + + normalize() { + return this.divideScalar(this.length() || 1) + } + + setLength(t) { + return this.normalize().multiplyScalar(t) + } + + lerp(t, e) { + return this.x += (t.x - this.x) * e, this.y += (t.y - this.y) * e, this.z += (t.z - this.z) * e, this.w += (t.w - this.w) * e, this + } + + lerpVectors(t, e, i) { + return this.x = t.x + (e.x - t.x) * i, this.y = t.y + (e.y - t.y) * i, this.z = t.z + (e.z - t.z) * i, this.w = t.w + (e.w - t.w) * i, this + } + + equals(t) { + return t.x === this.x && t.y === this.y && t.z === this.z && t.w === this.w + } + + fromArray(t, e = 0) { + return this.x = t[e], this.y = t[e + 1], this.z = t[e + 2], this.w = t[e + 3], this + } + + toArray(t = [], e = 0) { + return t[e] = this.x, t[e + 1] = this.y, t[e + 2] = this.z, t[e + 3] = this.w, t + } + + fromBufferAttribute(t, e) { + return this.x = t.getX(e), this.y = t.getY(e), this.z = t.getZ(e), this.w = t.getW(e), this + } + + random() { + return this.x = Math.random(), this.y = Math.random(), this.z = Math.random(), this.w = Math.random(), this + } + + * [Symbol.iterator]() { + yield this.x, yield this.y, yield this.z, yield this.w + } +} + +class O extends n { + constructor(t = 1, e = 1, i = {}) { + super(), this.isWebGLRenderTarget = !0, this.width = t, this.height = e, this.depth = 1, this.scissor = new k(0, 0, t, e), this.scissorTest = !1, this.viewport = new k(0, 0, t, e); + const n = {width: t, height: e, depth: 1}; + this.texture = new U(n, i.mapping, i.wrapS, i.wrapT, i.magFilter, i.minFilter, i.format, i.type, i.anisotropy, i.encoding), this.texture.isRenderTargetTexture = !0, this.texture.flipY = !1, this.texture.generateMipmaps = void 0 !== i.generateMipmaps && i.generateMipmaps, this.texture.internalFormat = void 0 !== i.internalFormat ? i.internalFormat : null, this.texture.minFilter = void 0 !== i.minFilter ? i.minFilter : 1006, this.depthBuffer = void 0 === i.depthBuffer || i.depthBuffer, this.stencilBuffer = void 0 !== i.stencilBuffer && i.stencilBuffer, this.depthTexture = void 0 !== i.depthTexture ? i.depthTexture : null, this.samples = void 0 !== i.samples ? i.samples : 0 + } + + setSize(t, e, i = 1) { + this.width === t && this.height === e && this.depth === i || (this.width = t, this.height = e, this.depth = i, this.texture.image.width = t, this.texture.image.height = e, this.texture.image.depth = i, this.dispose()), this.viewport.set(0, 0, t, e), this.scissor.set(0, 0, t, e) + } + + clone() { + return (new this.constructor).copy(this) + } + + copy(t) { + this.width = t.width, this.height = t.height, this.depth = t.depth, this.viewport.copy(t.viewport), this.texture = t.texture.clone(), this.texture.isRenderTargetTexture = !0; + const e = Object.assign({}, t.texture.image); + return this.texture.source = new P(e), this.depthBuffer = t.depthBuffer, this.stencilBuffer = t.stencilBuffer, null !== t.depthTexture && (this.depthTexture = t.depthTexture.clone()), this.samples = t.samples, this + } + + dispose() { + this.dispatchEvent({type: "dispose"}) + } +} + +class G extends U { + constructor(t = null, e = 1, i = 1, n = 1) { + super(null), this.isDataArrayTexture = !0, this.image = { + data: t, + width: e, + height: i, + depth: n + }, this.magFilter = 1003, this.minFilter = 1003, this.wrapR = 1001, this.generateMipmaps = !1, this.flipY = !1, this.unpackAlignment = 1 + } +} + +class z extends U { + constructor(t = null, e = 1, i = 1, n = 1) { + super(null), this.isData3DTexture = !0, this.image = { + data: t, + width: e, + height: i, + depth: n + }, this.magFilter = 1003, this.minFilter = 1003, this.wrapR = 1001, this.generateMipmaps = !1, this.flipY = !1, this.unpackAlignment = 1 + } +} + +class H { + constructor(t = 0, e = 0, i = 0, n = 1) { + this.isQuaternion = !0, this._x = t, this._y = e, this._z = i, this._w = n + } + + static slerpFlat(t, e, i, n, s, r, a) { + let o = i[n + 0], l = i[n + 1], c = i[n + 2], h = i[n + 3]; + const u = s[r + 0], d = s[r + 1], A = s[r + 2], p = s[r + 3]; + if (0 === a) return t[e + 0] = o, t[e + 1] = l, t[e + 2] = c, void (t[e + 3] = h); + if (1 === a) return t[e + 0] = u, t[e + 1] = d, t[e + 2] = A, void (t[e + 3] = p); + if (h !== p || o !== u || l !== d || c !== A) { + let t = 1 - a; + const e = o * u + l * d + c * A + h * p, i = e >= 0 ? 1 : -1, n = 1 - e * e; + if (n > Number.EPSILON) { + const s = Math.sqrt(n), r = Math.atan2(s, e * i); + t = Math.sin(t * r) / s, a = Math.sin(a * r) / s + } + const s = a * i; + if (o = o * t + u * s, l = l * t + d * s, c = c * t + A * s, h = h * t + p * s, t === 1 - a) { + const t = 1 / Math.sqrt(o * o + l * l + c * c + h * h); + o *= t, l *= t, c *= t, h *= t + } + } + t[e] = o, t[e + 1] = l, t[e + 2] = c, t[e + 3] = h + } + + static multiplyQuaternionsFlat(t, e, i, n, s, r) { + const a = i[n], o = i[n + 1], l = i[n + 2], c = i[n + 3], h = s[r], u = s[r + 1], d = s[r + 2], A = s[r + 3]; + return t[e] = a * A + c * h + o * d - l * u, t[e + 1] = o * A + c * u + l * h - a * d, t[e + 2] = l * A + c * d + a * u - o * h, t[e + 3] = c * A - a * h - o * u - l * d, t + } + + get x() { + return this._x + } + + set x(t) { + this._x = t, this._onChangeCallback() + } + + get y() { + return this._y + } + + set y(t) { + this._y = t, this._onChangeCallback() + } + + get z() { + return this._z + } + + set z(t) { + this._z = t, this._onChangeCallback() + } + + get w() { + return this._w + } + + set w(t) { + this._w = t, this._onChangeCallback() + } + + set(t, e, i, n) { + return this._x = t, this._y = e, this._z = i, this._w = n, this._onChangeCallback(), this + } + + clone() { + return new this.constructor(this._x, this._y, this._z, this._w) + } + + copy(t) { + return this._x = t.x, this._y = t.y, this._z = t.z, this._w = t.w, this._onChangeCallback(), this + } + + setFromEuler(t, e) { + const i = t._x, n = t._y, s = t._z, r = t._order, a = Math.cos, o = Math.sin, l = a(i / 2), c = a(n / 2), + h = a(s / 2), u = o(i / 2), d = o(n / 2), A = o(s / 2); + switch (r) { + case"XYZ": + this._x = u * c * h + l * d * A, this._y = l * d * h - u * c * A, this._z = l * c * A + u * d * h, this._w = l * c * h - u * d * A; + break; + case"YXZ": + this._x = u * c * h + l * d * A, this._y = l * d * h - u * c * A, this._z = l * c * A - u * d * h, this._w = l * c * h + u * d * A; + break; + case"ZXY": + this._x = u * c * h - l * d * A, this._y = l * d * h + u * c * A, this._z = l * c * A + u * d * h, this._w = l * c * h - u * d * A; + break; + case"ZYX": + this._x = u * c * h - l * d * A, this._y = l * d * h + u * c * A, this._z = l * c * A - u * d * h, this._w = l * c * h + u * d * A; + break; + case"YZX": + this._x = u * c * h + l * d * A, this._y = l * d * h + u * c * A, this._z = l * c * A - u * d * h, this._w = l * c * h - u * d * A; + break; + case"XZY": + this._x = u * c * h - l * d * A, this._y = l * d * h - u * c * A, this._z = l * c * A + u * d * h, this._w = l * c * h + u * d * A; + break; + default: + console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: " + r) + } + return !1 !== e && this._onChangeCallback(), this + } + + setFromAxisAngle(t, e) { + const i = e / 2, n = Math.sin(i); + return this._x = t.x * n, this._y = t.y * n, this._z = t.z * n, this._w = Math.cos(i), this._onChangeCallback(), this + } + + setFromRotationMatrix(t) { + const e = t.elements, i = e[0], n = e[4], s = e[8], r = e[1], a = e[5], o = e[9], l = e[2], c = e[6], h = e[10], + u = i + a + h; + if (u > 0) { + const t = .5 / Math.sqrt(u + 1); + this._w = .25 / t, this._x = (c - o) * t, this._y = (s - l) * t, this._z = (r - n) * t + } else if (i > a && i > h) { + const t = 2 * Math.sqrt(1 + i - a - h); + this._w = (c - o) / t, this._x = .25 * t, this._y = (n + r) / t, this._z = (s + l) / t + } else if (a > h) { + const t = 2 * Math.sqrt(1 + a - i - h); + this._w = (s - l) / t, this._x = (n + r) / t, this._y = .25 * t, this._z = (o + c) / t + } else { + const t = 2 * Math.sqrt(1 + h - i - a); + this._w = (r - n) / t, this._x = (s + l) / t, this._y = (o + c) / t, this._z = .25 * t + } + return this._onChangeCallback(), this + } + + setFromUnitVectors(t, e) { + let i = t.dot(e) + 1; + return i < Number.EPSILON ? (i = 0, Math.abs(t.x) > Math.abs(t.z) ? (this._x = -t.y, this._y = t.x, this._z = 0, this._w = i) : (this._x = 0, this._y = -t.z, this._z = t.y, this._w = i)) : (this._x = t.y * e.z - t.z * e.y, this._y = t.z * e.x - t.x * e.z, this._z = t.x * e.y - t.y * e.x, this._w = i), this.normalize() + } + + angleTo(t) { + return 2 * Math.acos(Math.abs(c(this.dot(t), -1, 1))) + } + + rotateTowards(t, e) { + const i = this.angleTo(t); + if (0 === i) return this; + const n = Math.min(1, e / i); + return this.slerp(t, n), this + } + + identity() { + return this.set(0, 0, 0, 1) + } + + invert() { + return this.conjugate() + } + + conjugate() { + return this._x *= -1, this._y *= -1, this._z *= -1, this._onChangeCallback(), this + } + + dot(t) { + return this._x * t._x + this._y * t._y + this._z * t._z + this._w * t._w + } + + lengthSq() { + return this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w + } + + length() { + return Math.sqrt(this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w) + } + + normalize() { + let t = this.length(); + return 0 === t ? (this._x = 0, this._y = 0, this._z = 0, this._w = 1) : (t = 1 / t, this._x = this._x * t, this._y = this._y * t, this._z = this._z * t, this._w = this._w * t), this._onChangeCallback(), this + } + + multiply(t) { + return this.multiplyQuaternions(this, t) + } + + premultiply(t) { + return this.multiplyQuaternions(t, this) + } + + multiplyQuaternions(t, e) { + const i = t._x, n = t._y, s = t._z, r = t._w, a = e._x, o = e._y, l = e._z, c = e._w; + return this._x = i * c + r * a + n * l - s * o, this._y = n * c + r * o + s * a - i * l, this._z = s * c + r * l + i * o - n * a, this._w = r * c - i * a - n * o - s * l, this._onChangeCallback(), this + } + + slerp(t, e) { + if (0 === e) return this; + if (1 === e) return this.copy(t); + const i = this._x, n = this._y, s = this._z, r = this._w; + let a = r * t._w + i * t._x + n * t._y + s * t._z; + if (a < 0 ? (this._w = -t._w, this._x = -t._x, this._y = -t._y, this._z = -t._z, a = -a) : this.copy(t), a >= 1) return this._w = r, this._x = i, this._y = n, this._z = s, this; + const o = 1 - a * a; + if (o <= Number.EPSILON) { + const t = 1 - e; + return this._w = t * r + e * this._w, this._x = t * i + e * this._x, this._y = t * n + e * this._y, this._z = t * s + e * this._z, this.normalize(), this._onChangeCallback(), this + } + const l = Math.sqrt(o), c = Math.atan2(l, a), h = Math.sin((1 - e) * c) / l, u = Math.sin(e * c) / l; + return this._w = r * h + this._w * u, this._x = i * h + this._x * u, this._y = n * h + this._y * u, this._z = s * h + this._z * u, this._onChangeCallback(), this + } + + slerpQuaternions(t, e, i) { + return this.copy(t).slerp(e, i) + } + + random() { + const t = Math.random(), e = Math.sqrt(1 - t), i = Math.sqrt(t), n = 2 * Math.PI * Math.random(), + s = 2 * Math.PI * Math.random(); + return this.set(e * Math.cos(n), i * Math.sin(s), i * Math.cos(s), e * Math.sin(n)) + } + + equals(t) { + return t._x === this._x && t._y === this._y && t._z === this._z && t._w === this._w + } + + fromArray(t, e = 0) { + return this._x = t[e], this._y = t[e + 1], this._z = t[e + 2], this._w = t[e + 3], this._onChangeCallback(), this + } + + toArray(t = [], e = 0) { + return t[e] = this._x, t[e + 1] = this._y, t[e + 2] = this._z, t[e + 3] = this._w, t + } + + fromBufferAttribute(t, e) { + return this._x = t.getX(e), this._y = t.getY(e), this._z = t.getZ(e), this._w = t.getW(e), this + } + + _onChange(t) { + return this._onChangeCallback = t, this + } + + _onChangeCallback() { + } + + * [Symbol.iterator]() { + yield this._x, yield this._y, yield this._z, yield this._w + } +} + +class V { + constructor(t = 0, e = 0, i = 0) { + V.prototype.isVector3 = !0, this.x = t, this.y = e, this.z = i + } + + set(t, e, i) { + return void 0 === i && (i = this.z), this.x = t, this.y = e, this.z = i, this + } + + setScalar(t) { + return this.x = t, this.y = t, this.z = t, this + } + + setX(t) { + return this.x = t, this + } + + setY(t) { + return this.y = t, this + } + + setZ(t) { + return this.z = t, this + } + + setComponent(t, e) { + switch (t) { + case 0: + this.x = e; + break; + case 1: + this.y = e; + break; + case 2: + this.z = e; + break; + default: + throw new Error("index is out of range: " + t) + } + return this + } + + getComponent(t) { + switch (t) { + case 0: + return this.x; + case 1: + return this.y; + case 2: + return this.z; + default: + throw new Error("index is out of range: " + t) + } + } + + clone() { + return new this.constructor(this.x, this.y, this.z) + } + + copy(t) { + return this.x = t.x, this.y = t.y, this.z = t.z, this + } + + add(t) { + return this.x += t.x, this.y += t.y, this.z += t.z, this + } + + addScalar(t) { + return this.x += t, this.y += t, this.z += t, this + } + + addVectors(t, e) { + return this.x = t.x + e.x, this.y = t.y + e.y, this.z = t.z + e.z, this + } + + addScaledVector(t, e) { + return this.x += t.x * e, this.y += t.y * e, this.z += t.z * e, this + } + + sub(t) { + return this.x -= t.x, this.y -= t.y, this.z -= t.z, this + } + + subScalar(t) { + return this.x -= t, this.y -= t, this.z -= t, this + } + + subVectors(t, e) { + return this.x = t.x - e.x, this.y = t.y - e.y, this.z = t.z - e.z, this + } + + multiply(t) { + return this.x *= t.x, this.y *= t.y, this.z *= t.z, this + } + + multiplyScalar(t) { + return this.x *= t, this.y *= t, this.z *= t, this + } + + multiplyVectors(t, e) { + return this.x = t.x * e.x, this.y = t.y * e.y, this.z = t.z * e.z, this + } + + applyEuler(t) { + return this.applyQuaternion(q.setFromEuler(t)) + } + + applyAxisAngle(t, e) { + return this.applyQuaternion(q.setFromAxisAngle(t, e)) + } + + applyMatrix3(t) { + const e = this.x, i = this.y, n = this.z, s = t.elements; + return this.x = s[0] * e + s[3] * i + s[6] * n, this.y = s[1] * e + s[4] * i + s[7] * n, this.z = s[2] * e + s[5] * i + s[8] * n, this + } + + applyNormalMatrix(t) { + return this.applyMatrix3(t).normalize() + } + + applyMatrix4(t) { + const e = this.x, i = this.y, n = this.z, s = t.elements, r = 1 / (s[3] * e + s[7] * i + s[11] * n + s[15]); + return this.x = (s[0] * e + s[4] * i + s[8] * n + s[12]) * r, this.y = (s[1] * e + s[5] * i + s[9] * n + s[13]) * r, this.z = (s[2] * e + s[6] * i + s[10] * n + s[14]) * r, this + } + + applyQuaternion(t) { + const e = this.x, i = this.y, n = this.z, s = t.x, r = t.y, a = t.z, o = t.w, l = o * e + r * n - a * i, + c = o * i + a * e - s * n, h = o * n + s * i - r * e, u = -s * e - r * i - a * n; + return this.x = l * o + u * -s + c * -a - h * -r, this.y = c * o + u * -r + h * -s - l * -a, this.z = h * o + u * -a + l * -r - c * -s, this + } + + project(t) { + return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix) + } + + unproject(t) { + return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld) + } + + transformDirection(t) { + const e = this.x, i = this.y, n = this.z, s = t.elements; + return this.x = s[0] * e + s[4] * i + s[8] * n, this.y = s[1] * e + s[5] * i + s[9] * n, this.z = s[2] * e + s[6] * i + s[10] * n, this.normalize() + } + + divide(t) { + return this.x /= t.x, this.y /= t.y, this.z /= t.z, this + } + + divideScalar(t) { + return this.multiplyScalar(1 / t) + } + + min(t) { + return this.x = Math.min(this.x, t.x), this.y = Math.min(this.y, t.y), this.z = Math.min(this.z, t.z), this + } + + max(t) { + return this.x = Math.max(this.x, t.x), this.y = Math.max(this.y, t.y), this.z = Math.max(this.z, t.z), this + } + + clamp(t, e) { + return this.x = Math.max(t.x, Math.min(e.x, this.x)), this.y = Math.max(t.y, Math.min(e.y, this.y)), this.z = Math.max(t.z, Math.min(e.z, this.z)), this + } + + clampScalar(t, e) { + return this.x = Math.max(t, Math.min(e, this.x)), this.y = Math.max(t, Math.min(e, this.y)), this.z = Math.max(t, Math.min(e, this.z)), this + } + + clampLength(t, e) { + const i = this.length(); + return this.divideScalar(i || 1).multiplyScalar(Math.max(t, Math.min(e, i))) + } + + floor() { + return this.x = Math.floor(this.x), this.y = Math.floor(this.y), this.z = Math.floor(this.z), this + } + + ceil() { + return this.x = Math.ceil(this.x), this.y = Math.ceil(this.y), this.z = Math.ceil(this.z), this + } + + round() { + return this.x = Math.round(this.x), this.y = Math.round(this.y), this.z = Math.round(this.z), this + } + + roundToZero() { + return this.x = this.x < 0 ? Math.ceil(this.x) : Math.floor(this.x), this.y = this.y < 0 ? Math.ceil(this.y) : Math.floor(this.y), this.z = this.z < 0 ? Math.ceil(this.z) : Math.floor(this.z), this + } + + negate() { + return this.x = -this.x, this.y = -this.y, this.z = -this.z, this + } + + dot(t) { + return this.x * t.x + this.y * t.y + this.z * t.z + } + + lengthSq() { + return this.x * this.x + this.y * this.y + this.z * this.z + } + + length() { + return Math.sqrt(this.x * this.x + this.y * this.y + this.z * this.z) + } + + manhattanLength() { + return Math.abs(this.x) + Math.abs(this.y) + Math.abs(this.z) + } + + normalize() { + return this.divideScalar(this.length() || 1) + } + + setLength(t) { + return this.normalize().multiplyScalar(t) + } + + lerp(t, e) { + return this.x += (t.x - this.x) * e, this.y += (t.y - this.y) * e, this.z += (t.z - this.z) * e, this + } + + lerpVectors(t, e, i) { + return this.x = t.x + (e.x - t.x) * i, this.y = t.y + (e.y - t.y) * i, this.z = t.z + (e.z - t.z) * i, this + } + + cross(t) { + return this.crossVectors(this, t) + } + + crossVectors(t, e) { + const i = t.x, n = t.y, s = t.z, r = e.x, a = e.y, o = e.z; + return this.x = n * o - s * a, this.y = s * r - i * o, this.z = i * a - n * r, this + } + + projectOnVector(t) { + const e = t.lengthSq(); + if (0 === e) return this.set(0, 0, 0); + const i = t.dot(this) / e; + return this.copy(t).multiplyScalar(i) + } + + projectOnPlane(t) { + return W.copy(this).projectOnVector(t), this.sub(W) + } + + reflect(t) { + return this.sub(W.copy(t).multiplyScalar(2 * this.dot(t))) + } + + angleTo(t) { + const e = Math.sqrt(this.lengthSq() * t.lengthSq()); + if (0 === e) return Math.PI / 2; + const i = this.dot(t) / e; + return Math.acos(c(i, -1, 1)) + } + + distanceTo(t) { + return Math.sqrt(this.distanceToSquared(t)) + } + + distanceToSquared(t) { + const e = this.x - t.x, i = this.y - t.y, n = this.z - t.z; + return e * e + i * i + n * n + } + + manhattanDistanceTo(t) { + return Math.abs(this.x - t.x) + Math.abs(this.y - t.y) + Math.abs(this.z - t.z) + } + + setFromSpherical(t) { + return this.setFromSphericalCoords(t.radius, t.phi, t.theta) + } + + setFromSphericalCoords(t, e, i) { + const n = Math.sin(e) * t; + return this.x = n * Math.sin(i), this.y = Math.cos(e) * t, this.z = n * Math.cos(i), this + } + + setFromCylindrical(t) { + return this.setFromCylindricalCoords(t.radius, t.theta, t.y) + } + + setFromCylindricalCoords(t, e, i) { + return this.x = t * Math.sin(e), this.y = i, this.z = t * Math.cos(e), this + } + + setFromMatrixPosition(t) { + const e = t.elements; + return this.x = e[12], this.y = e[13], this.z = e[14], this + } + + setFromMatrixScale(t) { + const e = this.setFromMatrixColumn(t, 0).length(), i = this.setFromMatrixColumn(t, 1).length(), + n = this.setFromMatrixColumn(t, 2).length(); + return this.x = e, this.y = i, this.z = n, this + } + + setFromMatrixColumn(t, e) { + return this.fromArray(t.elements, 4 * e) + } + + setFromMatrix3Column(t, e) { + return this.fromArray(t.elements, 3 * e) + } + + setFromEuler(t) { + return this.x = t._x, this.y = t._y, this.z = t._z, this + } + + equals(t) { + return t.x === this.x && t.y === this.y && t.z === this.z + } + + fromArray(t, e = 0) { + return this.x = t[e], this.y = t[e + 1], this.z = t[e + 2], this + } + + toArray(t = [], e = 0) { + return t[e] = this.x, t[e + 1] = this.y, t[e + 2] = this.z, t + } + + fromBufferAttribute(t, e) { + return this.x = t.getX(e), this.y = t.getY(e), this.z = t.getZ(e), this + } + + random() { + return this.x = Math.random(), this.y = Math.random(), this.z = Math.random(), this + } + + randomDirection() { + const t = 2 * (Math.random() - .5), e = Math.random() * Math.PI * 2, i = Math.sqrt(1 - t ** 2); + return this.x = i * Math.cos(e), this.y = i * Math.sin(e), this.z = t, this + } + + * [Symbol.iterator]() { + yield this.x, yield this.y, yield this.z + } +} + +const W = new V, q = new H; + +class j { + constructor(t = new V(1 / 0, 1 / 0, 1 / 0), e = new V(-1 / 0, -1 / 0, -1 / 0)) { + this.isBox3 = !0, this.min = t, this.max = e + } + + set(t, e) { + return this.min.copy(t), this.max.copy(e), this + } + + setFromArray(t) { + let e = 1 / 0, i = 1 / 0, n = 1 / 0, s = -1 / 0, r = -1 / 0, a = -1 / 0; + for (let o = 0, l = t.length; o < l; o += 3) { + const l = t[o], c = t[o + 1], h = t[o + 2]; + l < e && (e = l), c < i && (i = c), h < n && (n = h), l > s && (s = l), c > r && (r = c), h > a && (a = h) + } + return this.min.set(e, i, n), this.max.set(s, r, a), this + } + + setFromBufferAttribute(t) { + let e = 1 / 0, i = 1 / 0, n = 1 / 0, s = -1 / 0, r = -1 / 0, a = -1 / 0; + for (let o = 0, l = t.count; o < l; o++) { + const l = t.getX(o), c = t.getY(o), h = t.getZ(o); + l < e && (e = l), c < i && (i = c), h < n && (n = h), l > s && (s = l), c > r && (r = c), h > a && (a = h) + } + return this.min.set(e, i, n), this.max.set(s, r, a), this + } + + setFromPoints(t) { + this.makeEmpty(); + for (let e = 0, i = t.length; e < i; e++) this.expandByPoint(t[e]); + return this + } + + setFromCenterAndSize(t, e) { + const i = J.copy(e).multiplyScalar(.5); + return this.min.copy(t).sub(i), this.max.copy(t).add(i), this + } + + setFromObject(t, e = !1) { + return this.makeEmpty(), this.expandByObject(t, e) + } + + clone() { + return (new this.constructor).copy(this) + } + + copy(t) { + return this.min.copy(t.min), this.max.copy(t.max), this + } + + makeEmpty() { + return this.min.x = this.min.y = this.min.z = 1 / 0, this.max.x = this.max.y = this.max.z = -1 / 0, this + } + + isEmpty() { + return this.max.x < this.min.x || this.max.y < this.min.y || this.max.z < this.min.z + } + + getCenter(t) { + return this.isEmpty() ? t.set(0, 0, 0) : t.addVectors(this.min, this.max).multiplyScalar(.5) + } + + getSize(t) { + return this.isEmpty() ? t.set(0, 0, 0) : t.subVectors(this.max, this.min) + } + + expandByPoint(t) { + return this.min.min(t), this.max.max(t), this + } + + expandByVector(t) { + return this.min.sub(t), this.max.add(t), this + } + + expandByScalar(t) { + return this.min.addScalar(-t), this.max.addScalar(t), this + } + + expandByObject(t, e = !1) { + t.updateWorldMatrix(!1, !1); + const i = t.geometry; + if (void 0 !== i) if (e && null != i.attributes && void 0 !== i.attributes.position) { + const e = i.attributes.position; + for (let i = 0, n = e.count; i < n; i++) J.fromBufferAttribute(e, i).applyMatrix4(t.matrixWorld), this.expandByPoint(J) + } else null === i.boundingBox && i.computeBoundingBox(), X.copy(i.boundingBox), X.applyMatrix4(t.matrixWorld), this.union(X); + const n = t.children; + for (let t = 0, i = n.length; t < i; t++) this.expandByObject(n[t], e); + return this + } + + containsPoint(t) { + return !(t.x < this.min.x || t.x > this.max.x || t.y < this.min.y || t.y > this.max.y || t.z < this.min.z || t.z > this.max.z) + } + + containsBox(t) { + return this.min.x <= t.min.x && t.max.x <= this.max.x && this.min.y <= t.min.y && t.max.y <= this.max.y && this.min.z <= t.min.z && t.max.z <= this.max.z + } + + getParameter(t, e) { + return e.set((t.x - this.min.x) / (this.max.x - this.min.x), (t.y - this.min.y) / (this.max.y - this.min.y), (t.z - this.min.z) / (this.max.z - this.min.z)) + } + + intersectsBox(t) { + return !(t.max.x < this.min.x || t.min.x > this.max.x || t.max.y < this.min.y || t.min.y > this.max.y || t.max.z < this.min.z || t.min.z > this.max.z) + } + + intersectsSphere(t) { + return this.clampPoint(t.center, J), J.distanceToSquared(t.center) <= t.radius * t.radius + } + + intersectsPlane(t) { + let e, i; + return t.normal.x > 0 ? (e = t.normal.x * this.min.x, i = t.normal.x * this.max.x) : (e = t.normal.x * this.max.x, i = t.normal.x * this.min.x), t.normal.y > 0 ? (e += t.normal.y * this.min.y, i += t.normal.y * this.max.y) : (e += t.normal.y * this.max.y, i += t.normal.y * this.min.y), t.normal.z > 0 ? (e += t.normal.z * this.min.z, i += t.normal.z * this.max.z) : (e += t.normal.z * this.max.z, i += t.normal.z * this.min.z), e <= -t.constant && i >= -t.constant + } + + intersectsTriangle(t) { + if (this.isEmpty()) return !1; + this.getCenter(nt), st.subVectors(this.max, nt), K.subVectors(t.a, nt), $.subVectors(t.b, nt), Z.subVectors(t.c, nt), tt.subVectors($, K), et.subVectors(Z, $), it.subVectors(K, Z); + let e = [0, -tt.z, tt.y, 0, -et.z, et.y, 0, -it.z, it.y, tt.z, 0, -tt.x, et.z, 0, -et.x, it.z, 0, -it.x, -tt.y, tt.x, 0, -et.y, et.x, 0, -it.y, it.x, 0]; + return !!ot(e, K, $, Z, st) && (e = [1, 0, 0, 0, 1, 0, 0, 0, 1], !!ot(e, K, $, Z, st) && (rt.crossVectors(tt, et), e = [rt.x, rt.y, rt.z], ot(e, K, $, Z, st))) + } + + clampPoint(t, e) { + return e.copy(t).clamp(this.min, this.max) + } + + distanceToPoint(t) { + return J.copy(t).clamp(this.min, this.max).sub(t).length() + } + + getBoundingSphere(t) { + return this.getCenter(t.center), t.radius = .5 * this.getSize(J).length(), t + } + + intersect(t) { + return this.min.max(t.min), this.max.min(t.max), this.isEmpty() && this.makeEmpty(), this + } + + union(t) { + return this.min.min(t.min), this.max.max(t.max), this + } + + applyMatrix4(t) { + return this.isEmpty() || (Y[0].set(this.min.x, this.min.y, this.min.z).applyMatrix4(t), Y[1].set(this.min.x, this.min.y, this.max.z).applyMatrix4(t), Y[2].set(this.min.x, this.max.y, this.min.z).applyMatrix4(t), Y[3].set(this.min.x, this.max.y, this.max.z).applyMatrix4(t), Y[4].set(this.max.x, this.min.y, this.min.z).applyMatrix4(t), Y[5].set(this.max.x, this.min.y, this.max.z).applyMatrix4(t), Y[6].set(this.max.x, this.max.y, this.min.z).applyMatrix4(t), Y[7].set(this.max.x, this.max.y, this.max.z).applyMatrix4(t), this.setFromPoints(Y)), this + } + + translate(t) { + return this.min.add(t), this.max.add(t), this + } + + equals(t) { + return t.min.equals(this.min) && t.max.equals(this.max) + } +} + +const Y = [new V, new V, new V, new V, new V, new V, new V, new V], J = new V, X = new j, K = new V, $ = new V, + Z = new V, tt = new V, et = new V, it = new V, nt = new V, st = new V, rt = new V, at = new V; + +function ot(t, e, i, n, s) { + for (let r = 0, a = t.length - 3; r <= a; r += 3) { + at.fromArray(t, r); + const a = s.x * Math.abs(at.x) + s.y * Math.abs(at.y) + s.z * Math.abs(at.z), o = e.dot(at), l = i.dot(at), + c = n.dot(at); + if (Math.max(-Math.max(o, l, c), Math.min(o, l, c)) > a) return !1 + } + return !0 +} + +const lt = new j, ct = new V, ht = new V; + +class ut { + constructor(t = new V, e = -1) { + this.center = t, this.radius = e + } + + set(t, e) { + return this.center.copy(t), this.radius = e, this + } + + setFromPoints(t, e) { + const i = this.center; + void 0 !== e ? i.copy(e) : lt.setFromPoints(t).getCenter(i); + let n = 0; + for (let e = 0, s = t.length; e < s; e++) n = Math.max(n, i.distanceToSquared(t[e])); + return this.radius = Math.sqrt(n), this + } + + copy(t) { + return this.center.copy(t.center), this.radius = t.radius, this + } + + isEmpty() { + return this.radius < 0 + } + + makeEmpty() { + return this.center.set(0, 0, 0), this.radius = -1, this + } + + containsPoint(t) { + return t.distanceToSquared(this.center) <= this.radius * this.radius + } + + distanceToPoint(t) { + return t.distanceTo(this.center) - this.radius + } + + intersectsSphere(t) { + const e = this.radius + t.radius; + return t.center.distanceToSquared(this.center) <= e * e + } + + intersectsBox(t) { + return t.intersectsSphere(this) + } + + intersectsPlane(t) { + return Math.abs(t.distanceToPoint(this.center)) <= this.radius + } + + clampPoint(t, e) { + const i = this.center.distanceToSquared(t); + return e.copy(t), i > this.radius * this.radius && (e.sub(this.center).normalize(), e.multiplyScalar(this.radius).add(this.center)), e + } + + getBoundingBox(t) { + return this.isEmpty() ? (t.makeEmpty(), t) : (t.set(this.center, this.center), t.expandByScalar(this.radius), t) + } + + applyMatrix4(t) { + return this.center.applyMatrix4(t), this.radius = this.radius * t.getMaxScaleOnAxis(), this + } + + translate(t) { + return this.center.add(t), this + } + + expandByPoint(t) { + if (this.isEmpty()) return this.center.copy(t), this.radius = 0, this; + ct.subVectors(t, this.center); + const e = ct.lengthSq(); + if (e > this.radius * this.radius) { + const t = Math.sqrt(e), i = .5 * (t - this.radius); + this.center.addScaledVector(ct, i / t), this.radius += i + } + return this + } + + union(t) { + return t.isEmpty() ? this : this.isEmpty() ? (this.copy(t), this) : (!0 === this.center.equals(t.center) ? this.radius = Math.max(this.radius, t.radius) : (ht.subVectors(t.center, this.center).setLength(t.radius), this.expandByPoint(ct.copy(t.center).add(ht)), this.expandByPoint(ct.copy(t.center).sub(ht))), this) + } + + equals(t) { + return t.center.equals(this.center) && t.radius === this.radius + } + + clone() { + return (new this.constructor).copy(this) + } +} + +const dt = new V, At = new V, pt = new V, mt = new V, gt = new V, ft = new V, vt = new V; + +class yt { + constructor(t = new V, e = new V(0, 0, -1)) { + this.origin = t, this.direction = e + } + + set(t, e) { + return this.origin.copy(t), this.direction.copy(e), this + } + + copy(t) { + return this.origin.copy(t.origin), this.direction.copy(t.direction), this + } + + at(t, e) { + return e.copy(this.direction).multiplyScalar(t).add(this.origin) + } + + lookAt(t) { + return this.direction.copy(t).sub(this.origin).normalize(), this + } + + recast(t) { + return this.origin.copy(this.at(t, dt)), this + } + + closestPointToPoint(t, e) { + e.subVectors(t, this.origin); + const i = e.dot(this.direction); + return i < 0 ? e.copy(this.origin) : e.copy(this.direction).multiplyScalar(i).add(this.origin) + } + + distanceToPoint(t) { + return Math.sqrt(this.distanceSqToPoint(t)) + } + + distanceSqToPoint(t) { + const e = dt.subVectors(t, this.origin).dot(this.direction); + return e < 0 ? this.origin.distanceToSquared(t) : (dt.copy(this.direction).multiplyScalar(e).add(this.origin), dt.distanceToSquared(t)) + } + + distanceSqToSegment(t, e, i, n) { + At.copy(t).add(e).multiplyScalar(.5), pt.copy(e).sub(t).normalize(), mt.copy(this.origin).sub(At); + const s = .5 * t.distanceTo(e), r = -this.direction.dot(pt), a = mt.dot(this.direction), o = -mt.dot(pt), + l = mt.lengthSq(), c = Math.abs(1 - r * r); + let h, u, d, A; + if (c > 0) if (h = r * o - a, u = r * a - o, A = s * c, h >= 0) if (u >= -A) if (u <= A) { + const t = 1 / c; + h *= t, u *= t, d = h * (h + r * u + 2 * a) + u * (r * h + u + 2 * o) + l + } else u = s, h = Math.max(0, -(r * u + a)), d = -h * h + u * (u + 2 * o) + l; else u = -s, h = Math.max(0, -(r * u + a)), d = -h * h + u * (u + 2 * o) + l; else u <= -A ? (h = Math.max(0, -(-r * s + a)), u = h > 0 ? -s : Math.min(Math.max(-s, -o), s), d = -h * h + u * (u + 2 * o) + l) : u <= A ? (h = 0, u = Math.min(Math.max(-s, -o), s), d = u * (u + 2 * o) + l) : (h = Math.max(0, -(r * s + a)), u = h > 0 ? s : Math.min(Math.max(-s, -o), s), d = -h * h + u * (u + 2 * o) + l); else u = r > 0 ? -s : s, h = Math.max(0, -(r * u + a)), d = -h * h + u * (u + 2 * o) + l; + return i && i.copy(this.direction).multiplyScalar(h).add(this.origin), n && n.copy(pt).multiplyScalar(u).add(At), d + } + + intersectSphere(t, e) { + dt.subVectors(t.center, this.origin); + const i = dt.dot(this.direction), n = dt.dot(dt) - i * i, s = t.radius * t.radius; + if (n > s) return null; + const r = Math.sqrt(s - n), a = i - r, o = i + r; + return a < 0 && o < 0 ? null : a < 0 ? this.at(o, e) : this.at(a, e) + } + + intersectsSphere(t) { + return this.distanceSqToPoint(t.center) <= t.radius * t.radius + } + + distanceToPlane(t) { + const e = t.normal.dot(this.direction); + if (0 === e) return 0 === t.distanceToPoint(this.origin) ? 0 : null; + const i = -(this.origin.dot(t.normal) + t.constant) / e; + return i >= 0 ? i : null + } + + intersectPlane(t, e) { + const i = this.distanceToPlane(t); + return null === i ? null : this.at(i, e) + } + + intersectsPlane(t) { + const e = t.distanceToPoint(this.origin); + if (0 === e) return !0; + return t.normal.dot(this.direction) * e < 0 + } + + intersectBox(t, e) { + let i, n, s, r, a, o; + const l = 1 / this.direction.x, c = 1 / this.direction.y, h = 1 / this.direction.z, u = this.origin; + return l >= 0 ? (i = (t.min.x - u.x) * l, n = (t.max.x - u.x) * l) : (i = (t.max.x - u.x) * l, n = (t.min.x - u.x) * l), c >= 0 ? (s = (t.min.y - u.y) * c, r = (t.max.y - u.y) * c) : (s = (t.max.y - u.y) * c, r = (t.min.y - u.y) * c), i > r || s > n ? null : ((s > i || isNaN(i)) && (i = s), (r < n || isNaN(n)) && (n = r), h >= 0 ? (a = (t.min.z - u.z) * h, o = (t.max.z - u.z) * h) : (a = (t.max.z - u.z) * h, o = (t.min.z - u.z) * h), i > o || a > n ? null : ((a > i || i != i) && (i = a), (o < n || n != n) && (n = o), n < 0 ? null : this.at(i >= 0 ? i : n, e))) + } + + intersectsBox(t) { + return null !== this.intersectBox(t, dt) + } + + intersectTriangle(t, e, i, n, s) { + gt.subVectors(e, t), ft.subVectors(i, t), vt.crossVectors(gt, ft); + let r, a = this.direction.dot(vt); + if (a > 0) { + if (n) return null; + r = 1 + } else { + if (!(a < 0)) return null; + r = -1, a = -a + } + mt.subVectors(this.origin, t); + const o = r * this.direction.dot(ft.crossVectors(mt, ft)); + if (o < 0) return null; + const l = r * this.direction.dot(gt.cross(mt)); + if (l < 0) return null; + if (o + l > a) return null; + const c = -r * mt.dot(vt); + return c < 0 ? null : this.at(c / a, s) + } + + applyMatrix4(t) { + return this.origin.applyMatrix4(t), this.direction.transformDirection(t), this + } + + equals(t) { + return t.origin.equals(this.origin) && t.direction.equals(this.direction) + } + + clone() { + return (new this.constructor).copy(this) + } +} + +class xt { + constructor() { + xt.prototype.isMatrix4 = !0, this.elements = [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1] + } + + set(t, e, i, n, s, r, a, o, l, c, h, u, d, A, p, m) { + const g = this.elements; + return g[0] = t, g[4] = e, g[8] = i, g[12] = n, g[1] = s, g[5] = r, g[9] = a, g[13] = o, g[2] = l, g[6] = c, g[10] = h, g[14] = u, g[3] = d, g[7] = A, g[11] = p, g[15] = m, this + } + + identity() { + return this.set(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1), this + } + + clone() { + return (new xt).fromArray(this.elements) + } + + copy(t) { + const e = this.elements, i = t.elements; + return e[0] = i[0], e[1] = i[1], e[2] = i[2], e[3] = i[3], e[4] = i[4], e[5] = i[5], e[6] = i[6], e[7] = i[7], e[8] = i[8], e[9] = i[9], e[10] = i[10], e[11] = i[11], e[12] = i[12], e[13] = i[13], e[14] = i[14], e[15] = i[15], this + } + + copyPosition(t) { + const e = this.elements, i = t.elements; + return e[12] = i[12], e[13] = i[13], e[14] = i[14], this + } + + setFromMatrix3(t) { + const e = t.elements; + return this.set(e[0], e[3], e[6], 0, e[1], e[4], e[7], 0, e[2], e[5], e[8], 0, 0, 0, 0, 1), this + } + + extractBasis(t, e, i) { + return t.setFromMatrixColumn(this, 0), e.setFromMatrixColumn(this, 1), i.setFromMatrixColumn(this, 2), this + } + + makeBasis(t, e, i) { + return this.set(t.x, e.x, i.x, 0, t.y, e.y, i.y, 0, t.z, e.z, i.z, 0, 0, 0, 0, 1), this + } + + extractRotation(t) { + const e = this.elements, i = t.elements, n = 1 / _t.setFromMatrixColumn(t, 0).length(), + s = 1 / _t.setFromMatrixColumn(t, 1).length(), r = 1 / _t.setFromMatrixColumn(t, 2).length(); + return e[0] = i[0] * n, e[1] = i[1] * n, e[2] = i[2] * n, e[3] = 0, e[4] = i[4] * s, e[5] = i[5] * s, e[6] = i[6] * s, e[7] = 0, e[8] = i[8] * r, e[9] = i[9] * r, e[10] = i[10] * r, e[11] = 0, e[12] = 0, e[13] = 0, e[14] = 0, e[15] = 1, this + } + + makeRotationFromEuler(t) { + const e = this.elements, i = t.x, n = t.y, s = t.z, r = Math.cos(i), a = Math.sin(i), o = Math.cos(n), + l = Math.sin(n), c = Math.cos(s), h = Math.sin(s); + if ("XYZ" === t.order) { + const t = r * c, i = r * h, n = a * c, s = a * h; + e[0] = o * c, e[4] = -o * h, e[8] = l, e[1] = i + n * l, e[5] = t - s * l, e[9] = -a * o, e[2] = s - t * l, e[6] = n + i * l, e[10] = r * o + } else if ("YXZ" === t.order) { + const t = o * c, i = o * h, n = l * c, s = l * h; + e[0] = t + s * a, e[4] = n * a - i, e[8] = r * l, e[1] = r * h, e[5] = r * c, e[9] = -a, e[2] = i * a - n, e[6] = s + t * a, e[10] = r * o + } else if ("ZXY" === t.order) { + const t = o * c, i = o * h, n = l * c, s = l * h; + e[0] = t - s * a, e[4] = -r * h, e[8] = n + i * a, e[1] = i + n * a, e[5] = r * c, e[9] = s - t * a, e[2] = -r * l, e[6] = a, e[10] = r * o + } else if ("ZYX" === t.order) { + const t = r * c, i = r * h, n = a * c, s = a * h; + e[0] = o * c, e[4] = n * l - i, e[8] = t * l + s, e[1] = o * h, e[5] = s * l + t, e[9] = i * l - n, e[2] = -l, e[6] = a * o, e[10] = r * o + } else if ("YZX" === t.order) { + const t = r * o, i = r * l, n = a * o, s = a * l; + e[0] = o * c, e[4] = s - t * h, e[8] = n * h + i, e[1] = h, e[5] = r * c, e[9] = -a * c, e[2] = -l * c, e[6] = i * h + n, e[10] = t - s * h + } else if ("XZY" === t.order) { + const t = r * o, i = r * l, n = a * o, s = a * l; + e[0] = o * c, e[4] = -h, e[8] = l * c, e[1] = t * h + s, e[5] = r * c, e[9] = i * h - n, e[2] = n * h - i, e[6] = a * c, e[10] = s * h + t + } + return e[3] = 0, e[7] = 0, e[11] = 0, e[12] = 0, e[13] = 0, e[14] = 0, e[15] = 1, this + } + + makeRotationFromQuaternion(t) { + return this.compose(wt, t, bt) + } + + lookAt(t, e, i) { + const n = this.elements; + return St.subVectors(t, e), 0 === St.lengthSq() && (St.z = 1), St.normalize(), Ct.crossVectors(i, St), 0 === Ct.lengthSq() && (1 === Math.abs(i.z) ? St.x += 1e-4 : St.z += 1e-4, St.normalize(), Ct.crossVectors(i, St)), Ct.normalize(), It.crossVectors(St, Ct), n[0] = Ct.x, n[4] = It.x, n[8] = St.x, n[1] = Ct.y, n[5] = It.y, n[9] = St.y, n[2] = Ct.z, n[6] = It.z, n[10] = St.z, this + } + + multiply(t) { + return this.multiplyMatrices(this, t) + } + + premultiply(t) { + return this.multiplyMatrices(t, this) + } + + multiplyMatrices(t, e) { + const i = t.elements, n = e.elements, s = this.elements, r = i[0], a = i[4], o = i[8], l = i[12], c = i[1], + h = i[5], u = i[9], d = i[13], A = i[2], p = i[6], m = i[10], g = i[14], f = i[3], v = i[7], y = i[11], + x = i[15], _ = n[0], E = n[4], w = n[8], b = n[12], C = n[1], I = n[5], S = n[9], M = n[13], B = n[2], + T = n[6], R = n[10], D = n[14], L = n[3], Q = n[7], P = n[11], F = n[15]; + return s[0] = r * _ + a * C + o * B + l * L, s[4] = r * E + a * I + o * T + l * Q, s[8] = r * w + a * S + o * R + l * P, s[12] = r * b + a * M + o * D + l * F, s[1] = c * _ + h * C + u * B + d * L, s[5] = c * E + h * I + u * T + d * Q, s[9] = c * w + h * S + u * R + d * P, s[13] = c * b + h * M + u * D + d * F, s[2] = A * _ + p * C + m * B + g * L, s[6] = A * E + p * I + m * T + g * Q, s[10] = A * w + p * S + m * R + g * P, s[14] = A * b + p * M + m * D + g * F, s[3] = f * _ + v * C + y * B + x * L, s[7] = f * E + v * I + y * T + x * Q, s[11] = f * w + v * S + y * R + x * P, s[15] = f * b + v * M + y * D + x * F, this + } + + multiplyScalar(t) { + const e = this.elements; + return e[0] *= t, e[4] *= t, e[8] *= t, e[12] *= t, e[1] *= t, e[5] *= t, e[9] *= t, e[13] *= t, e[2] *= t, e[6] *= t, e[10] *= t, e[14] *= t, e[3] *= t, e[7] *= t, e[11] *= t, e[15] *= t, this + } + + determinant() { + const t = this.elements, e = t[0], i = t[4], n = t[8], s = t[12], r = t[1], a = t[5], o = t[9], l = t[13], + c = t[2], h = t[6], u = t[10], d = t[14]; + return t[3] * (+s * o * h - n * l * h - s * a * u + i * l * u + n * a * d - i * o * d) + t[7] * (+e * o * d - e * l * u + s * r * u - n * r * d + n * l * c - s * o * c) + t[11] * (+e * l * h - e * a * d - s * r * h + i * r * d + s * a * c - i * l * c) + t[15] * (-n * a * c - e * o * h + e * a * u + n * r * h - i * r * u + i * o * c) + } + + transpose() { + const t = this.elements; + let e; + return e = t[1], t[1] = t[4], t[4] = e, e = t[2], t[2] = t[8], t[8] = e, e = t[6], t[6] = t[9], t[9] = e, e = t[3], t[3] = t[12], t[12] = e, e = t[7], t[7] = t[13], t[13] = e, e = t[11], t[11] = t[14], t[14] = e, this + } + + setPosition(t, e, i) { + const n = this.elements; + return t.isVector3 ? (n[12] = t.x, n[13] = t.y, n[14] = t.z) : (n[12] = t, n[13] = e, n[14] = i), this + } + + invert() { + const t = this.elements, e = t[0], i = t[1], n = t[2], s = t[3], r = t[4], a = t[5], o = t[6], l = t[7], + c = t[8], h = t[9], u = t[10], d = t[11], A = t[12], p = t[13], m = t[14], g = t[15], + f = h * m * l - p * u * l + p * o * d - a * m * d - h * o * g + a * u * g, + v = A * u * l - c * m * l - A * o * d + r * m * d + c * o * g - r * u * g, + y = c * p * l - A * h * l + A * a * d - r * p * d - c * a * g + r * h * g, + x = A * h * o - c * p * o - A * a * u + r * p * u + c * a * m - r * h * m, + _ = e * f + i * v + n * y + s * x; + if (0 === _) return this.set(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); + const E = 1 / _; + return t[0] = f * E, t[1] = (p * u * s - h * m * s - p * n * d + i * m * d + h * n * g - i * u * g) * E, t[2] = (a * m * s - p * o * s + p * n * l - i * m * l - a * n * g + i * o * g) * E, t[3] = (h * o * s - a * u * s - h * n * l + i * u * l + a * n * d - i * o * d) * E, t[4] = v * E, t[5] = (c * m * s - A * u * s + A * n * d - e * m * d - c * n * g + e * u * g) * E, t[6] = (A * o * s - r * m * s - A * n * l + e * m * l + r * n * g - e * o * g) * E, t[7] = (r * u * s - c * o * s + c * n * l - e * u * l - r * n * d + e * o * d) * E, t[8] = y * E, t[9] = (A * h * s - c * p * s - A * i * d + e * p * d + c * i * g - e * h * g) * E, t[10] = (r * p * s - A * a * s + A * i * l - e * p * l - r * i * g + e * a * g) * E, t[11] = (c * a * s - r * h * s - c * i * l + e * h * l + r * i * d - e * a * d) * E, t[12] = x * E, t[13] = (c * p * n - A * h * n + A * i * u - e * p * u - c * i * m + e * h * m) * E, t[14] = (A * a * n - r * p * n - A * i * o + e * p * o + r * i * m - e * a * m) * E, t[15] = (r * h * n - c * a * n + c * i * o - e * h * o - r * i * u + e * a * u) * E, this + } + + scale(t) { + const e = this.elements, i = t.x, n = t.y, s = t.z; + return e[0] *= i, e[4] *= n, e[8] *= s, e[1] *= i, e[5] *= n, e[9] *= s, e[2] *= i, e[6] *= n, e[10] *= s, e[3] *= i, e[7] *= n, e[11] *= s, this + } + + getMaxScaleOnAxis() { + const t = this.elements, e = t[0] * t[0] + t[1] * t[1] + t[2] * t[2], + i = t[4] * t[4] + t[5] * t[5] + t[6] * t[6], n = t[8] * t[8] + t[9] * t[9] + t[10] * t[10]; + return Math.sqrt(Math.max(e, i, n)) + } + + makeTranslation(t, e, i) { + return this.set(1, 0, 0, t, 0, 1, 0, e, 0, 0, 1, i, 0, 0, 0, 1), this + } + + makeRotationX(t) { + const e = Math.cos(t), i = Math.sin(t); + return this.set(1, 0, 0, 0, 0, e, -i, 0, 0, i, e, 0, 0, 0, 0, 1), this + } + + makeRotationY(t) { + const e = Math.cos(t), i = Math.sin(t); + return this.set(e, 0, i, 0, 0, 1, 0, 0, -i, 0, e, 0, 0, 0, 0, 1), this + } + + makeRotationZ(t) { + const e = Math.cos(t), i = Math.sin(t); + return this.set(e, -i, 0, 0, i, e, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1), this + } + + makeRotationAxis(t, e) { + const i = Math.cos(e), n = Math.sin(e), s = 1 - i, r = t.x, a = t.y, o = t.z, l = s * r, c = s * a; + return this.set(l * r + i, l * a - n * o, l * o + n * a, 0, l * a + n * o, c * a + i, c * o - n * r, 0, l * o - n * a, c * o + n * r, s * o * o + i, 0, 0, 0, 0, 1), this + } + + makeScale(t, e, i) { + return this.set(t, 0, 0, 0, 0, e, 0, 0, 0, 0, i, 0, 0, 0, 0, 1), this + } + + makeShear(t, e, i, n, s, r) { + return this.set(1, i, s, 0, t, 1, r, 0, e, n, 1, 0, 0, 0, 0, 1), this + } + + compose(t, e, i) { + const n = this.elements, s = e._x, r = e._y, a = e._z, o = e._w, l = s + s, c = r + r, h = a + a, u = s * l, + d = s * c, A = s * h, p = r * c, m = r * h, g = a * h, f = o * l, v = o * c, y = o * h, x = i.x, _ = i.y, + E = i.z; + return n[0] = (1 - (p + g)) * x, n[1] = (d + y) * x, n[2] = (A - v) * x, n[3] = 0, n[4] = (d - y) * _, n[5] = (1 - (u + g)) * _, n[6] = (m + f) * _, n[7] = 0, n[8] = (A + v) * E, n[9] = (m - f) * E, n[10] = (1 - (u + p)) * E, n[11] = 0, n[12] = t.x, n[13] = t.y, n[14] = t.z, n[15] = 1, this + } + + decompose(t, e, i) { + const n = this.elements; + let s = _t.set(n[0], n[1], n[2]).length(); + const r = _t.set(n[4], n[5], n[6]).length(), a = _t.set(n[8], n[9], n[10]).length(); + this.determinant() < 0 && (s = -s), t.x = n[12], t.y = n[13], t.z = n[14], Et.copy(this); + const o = 1 / s, l = 1 / r, c = 1 / a; + return Et.elements[0] *= o, Et.elements[1] *= o, Et.elements[2] *= o, Et.elements[4] *= l, Et.elements[5] *= l, Et.elements[6] *= l, Et.elements[8] *= c, Et.elements[9] *= c, Et.elements[10] *= c, e.setFromRotationMatrix(Et), i.x = s, i.y = r, i.z = a, this + } + + makePerspective(t, e, i, n, s, r) { + const a = this.elements, o = 2 * s / (e - t), l = 2 * s / (i - n), c = (e + t) / (e - t), h = (i + n) / (i - n), + u = -(r + s) / (r - s), d = -2 * r * s / (r - s); + return a[0] = o, a[4] = 0, a[8] = c, a[12] = 0, a[1] = 0, a[5] = l, a[9] = h, a[13] = 0, a[2] = 0, a[6] = 0, a[10] = u, a[14] = d, a[3] = 0, a[7] = 0, a[11] = -1, a[15] = 0, this + } + + makeOrthographic(t, e, i, n, s, r) { + const a = this.elements, o = 1 / (e - t), l = 1 / (i - n), c = 1 / (r - s), h = (e + t) * o, u = (i + n) * l, + d = (r + s) * c; + return a[0] = 2 * o, a[4] = 0, a[8] = 0, a[12] = -h, a[1] = 0, a[5] = 2 * l, a[9] = 0, a[13] = -u, a[2] = 0, a[6] = 0, a[10] = -2 * c, a[14] = -d, a[3] = 0, a[7] = 0, a[11] = 0, a[15] = 1, this + } + + equals(t) { + const e = this.elements, i = t.elements; + for (let t = 0; t < 16; t++) if (e[t] !== i[t]) return !1; + return !0 + } + + fromArray(t, e = 0) { + for (let i = 0; i < 16; i++) this.elements[i] = t[i + e]; + return this + } + + toArray(t = [], e = 0) { + const i = this.elements; + return t[e] = i[0], t[e + 1] = i[1], t[e + 2] = i[2], t[e + 3] = i[3], t[e + 4] = i[4], t[e + 5] = i[5], t[e + 6] = i[6], t[e + 7] = i[7], t[e + 8] = i[8], t[e + 9] = i[9], t[e + 10] = i[10], t[e + 11] = i[11], t[e + 12] = i[12], t[e + 13] = i[13], t[e + 14] = i[14], t[e + 15] = i[15], t + } +} + +const _t = new V, Et = new xt, wt = new V(0, 0, 0), bt = new V(1, 1, 1), Ct = new V, It = new V, St = new V, + Mt = new xt, Bt = new H; + +class Tt { + constructor(t = 0, e = 0, i = 0, n = Tt.DefaultOrder) { + this.isEuler = !0, this._x = t, this._y = e, this._z = i, this._order = n + } + + get x() { + return this._x + } + + set x(t) { + this._x = t, this._onChangeCallback() + } + + get y() { + return this._y + } + + set y(t) { + this._y = t, this._onChangeCallback() + } + + get z() { + return this._z + } + + set z(t) { + this._z = t, this._onChangeCallback() + } + + get order() { + return this._order + } + + set order(t) { + this._order = t, this._onChangeCallback() + } + + set(t, e, i, n = this._order) { + return this._x = t, this._y = e, this._z = i, this._order = n, this._onChangeCallback(), this + } + + clone() { + return new this.constructor(this._x, this._y, this._z, this._order) + } + + copy(t) { + return this._x = t._x, this._y = t._y, this._z = t._z, this._order = t._order, this._onChangeCallback(), this + } + + setFromRotationMatrix(t, e = this._order, i = !0) { + const n = t.elements, s = n[0], r = n[4], a = n[8], o = n[1], l = n[5], h = n[9], u = n[2], d = n[6], A = n[10]; + switch (e) { + case"XYZ": + this._y = Math.asin(c(a, -1, 1)), Math.abs(a) < .9999999 ? (this._x = Math.atan2(-h, A), this._z = Math.atan2(-r, s)) : (this._x = Math.atan2(d, l), this._z = 0); + break; + case"YXZ": + this._x = Math.asin(-c(h, -1, 1)), Math.abs(h) < .9999999 ? (this._y = Math.atan2(a, A), this._z = Math.atan2(o, l)) : (this._y = Math.atan2(-u, s), this._z = 0); + break; + case"ZXY": + this._x = Math.asin(c(d, -1, 1)), Math.abs(d) < .9999999 ? (this._y = Math.atan2(-u, A), this._z = Math.atan2(-r, l)) : (this._y = 0, this._z = Math.atan2(o, s)); + break; + case"ZYX": + this._y = Math.asin(-c(u, -1, 1)), Math.abs(u) < .9999999 ? (this._x = Math.atan2(d, A), this._z = Math.atan2(o, s)) : (this._x = 0, this._z = Math.atan2(-r, l)); + break; + case"YZX": + this._z = Math.asin(c(o, -1, 1)), Math.abs(o) < .9999999 ? (this._x = Math.atan2(-h, l), this._y = Math.atan2(-u, s)) : (this._x = 0, this._y = Math.atan2(a, A)); + break; + case"XZY": + this._z = Math.asin(-c(r, -1, 1)), Math.abs(r) < .9999999 ? (this._x = Math.atan2(d, l), this._y = Math.atan2(a, s)) : (this._x = Math.atan2(-h, A), this._y = 0); + break; + default: + console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: " + e) + } + return this._order = e, !0 === i && this._onChangeCallback(), this + } + + setFromQuaternion(t, e, i) { + return Mt.makeRotationFromQuaternion(t), this.setFromRotationMatrix(Mt, e, i) + } + + setFromVector3(t, e = this._order) { + return this.set(t.x, t.y, t.z, e) + } + + reorder(t) { + return Bt.setFromEuler(this), this.setFromQuaternion(Bt, t) + } + + equals(t) { + return t._x === this._x && t._y === this._y && t._z === this._z && t._order === this._order + } + + fromArray(t) { + return this._x = t[0], this._y = t[1], this._z = t[2], void 0 !== t[3] && (this._order = t[3]), this._onChangeCallback(), this + } + + toArray(t = [], e = 0) { + return t[e] = this._x, t[e + 1] = this._y, t[e + 2] = this._z, t[e + 3] = this._order, t + } + + _onChange(t) { + return this._onChangeCallback = t, this + } + + _onChangeCallback() { + } + + * [Symbol.iterator]() { + yield this._x, yield this._y, yield this._z, yield this._order + } + + toVector3() { + console.error("THREE.Euler: .toVector3() has been removed. Use Vector3.setFromEuler() instead") + } +} + +Tt.DefaultOrder = "XYZ", Tt.RotationOrders = ["XYZ", "YZX", "ZXY", "XZY", "YXZ", "ZYX"]; + +class Rt { + constructor() { + this.mask = 1 + } + + set(t) { + this.mask = (1 << t | 0) >>> 0 + } + + enable(t) { + this.mask |= 1 << t | 0 + } + + enableAll() { + this.mask = -1 + } + + toggle(t) { + this.mask ^= 1 << t | 0 + } + + disable(t) { + this.mask &= ~(1 << t | 0) + } + + disableAll() { + this.mask = 0 + } + + test(t) { + return 0 != (this.mask & t.mask) + } + + isEnabled(t) { + return 0 != (this.mask & (1 << t | 0)) + } +} + +let Dt = 0; +const Lt = new V, Qt = new H, Pt = new xt, Ft = new V, Nt = new V, Ut = new V, kt = new H, Ot = new V(1, 0, 0), + Gt = new V(0, 1, 0), zt = new V(0, 0, 1), Ht = {type: "added"}, Vt = {type: "removed"}; + +class Wt extends n { + constructor() { + super(), this.isObject3D = !0, Object.defineProperty(this, "id", {value: Dt++}), this.uuid = l(), this.name = "", this.type = "Object3D", this.parent = null, this.children = [], this.up = Wt.DefaultUp.clone(); + const t = new V, e = new Tt, i = new H, n = new V(1, 1, 1); + e._onChange((function () { + i.setFromEuler(e, !1) + })), i._onChange((function () { + e.setFromQuaternion(i, void 0, !1) + })), Object.defineProperties(this, { + position: {configurable: !0, enumerable: !0, value: t}, + rotation: {configurable: !0, enumerable: !0, value: e}, + quaternion: {configurable: !0, enumerable: !0, value: i}, + scale: {configurable: !0, enumerable: !0, value: n}, + modelViewMatrix: {value: new xt}, + normalMatrix: {value: new y} + }), this.matrix = new xt, this.matrixWorld = new xt, this.matrixAutoUpdate = Wt.DefaultMatrixAutoUpdate, this.matrixWorldNeedsUpdate = !1, this.matrixWorldAutoUpdate = Wt.DefaultMatrixWorldAutoUpdate, this.layers = new Rt, this.visible = !0, this.castShadow = !1, this.receiveShadow = !1, this.frustumCulled = !0, this.renderOrder = 0, this.animations = [], this.userData = {} + } + + onBeforeRender() { + } + + onAfterRender() { + } + + applyMatrix4(t) { + this.matrixAutoUpdate && this.updateMatrix(), this.matrix.premultiply(t), this.matrix.decompose(this.position, this.quaternion, this.scale) + } + + applyQuaternion(t) { + return this.quaternion.premultiply(t), this + } + + setRotationFromAxisAngle(t, e) { + this.quaternion.setFromAxisAngle(t, e) + } + + setRotationFromEuler(t) { + this.quaternion.setFromEuler(t, !0) + } + + setRotationFromMatrix(t) { + this.quaternion.setFromRotationMatrix(t) + } + + setRotationFromQuaternion(t) { + this.quaternion.copy(t) + } + + rotateOnAxis(t, e) { + return Qt.setFromAxisAngle(t, e), this.quaternion.multiply(Qt), this + } + + rotateOnWorldAxis(t, e) { + return Qt.setFromAxisAngle(t, e), this.quaternion.premultiply(Qt), this + } + + rotateX(t) { + return this.rotateOnAxis(Ot, t) + } + + rotateY(t) { + return this.rotateOnAxis(Gt, t) + } + + rotateZ(t) { + return this.rotateOnAxis(zt, t) + } + + translateOnAxis(t, e) { + return Lt.copy(t).applyQuaternion(this.quaternion), this.position.add(Lt.multiplyScalar(e)), this + } + + translateX(t) { + return this.translateOnAxis(Ot, t) + } + + translateY(t) { + return this.translateOnAxis(Gt, t) + } + + translateZ(t) { + return this.translateOnAxis(zt, t) + } + + localToWorld(t) { + return t.applyMatrix4(this.matrixWorld) + } + + worldToLocal(t) { + return t.applyMatrix4(Pt.copy(this.matrixWorld).invert()) + } + + lookAt(t, e, i) { + t.isVector3 ? Ft.copy(t) : Ft.set(t, e, i); + const n = this.parent; + this.updateWorldMatrix(!0, !1), Nt.setFromMatrixPosition(this.matrixWorld), this.isCamera || this.isLight ? Pt.lookAt(Nt, Ft, this.up) : Pt.lookAt(Ft, Nt, this.up), this.quaternion.setFromRotationMatrix(Pt), n && (Pt.extractRotation(n.matrixWorld), Qt.setFromRotationMatrix(Pt), this.quaternion.premultiply(Qt.invert())) + } + + add(t) { + if (arguments.length > 1) { + for (let t = 0; t < arguments.length; t++) this.add(arguments[t]); + return this + } + return t === this ? (console.error("THREE.Object3D.add: object can't be added as a child of itself.", t), this) : (t && t.isObject3D ? (null !== t.parent && t.parent.remove(t), t.parent = this, this.children.push(t), t.dispatchEvent(Ht)) : console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.", t), this) + } + + remove(t) { + if (arguments.length > 1) { + for (let t = 0; t < arguments.length; t++) this.remove(arguments[t]); + return this + } + const e = this.children.indexOf(t); + return -1 !== e && (t.parent = null, this.children.splice(e, 1), t.dispatchEvent(Vt)), this + } + + removeFromParent() { + const t = this.parent; + return null !== t && t.remove(this), this + } + + clear() { + for (let t = 0; t < this.children.length; t++) { + const e = this.children[t]; + e.parent = null, e.dispatchEvent(Vt) + } + return this.children.length = 0, this + } + + attach(t) { + return this.updateWorldMatrix(!0, !1), Pt.copy(this.matrixWorld).invert(), null !== t.parent && (t.parent.updateWorldMatrix(!0, !1), Pt.multiply(t.parent.matrixWorld)), t.applyMatrix4(Pt), this.add(t), t.updateWorldMatrix(!1, !0), this + } + + getObjectById(t) { + return this.getObjectByProperty("id", t) + } + + getObjectByName(t) { + return this.getObjectByProperty("name", t) + } + + getObjectByProperty(t, e) { + if (this[t] === e) return this; + for (let i = 0, n = this.children.length; i < n; i++) { + const n = this.children[i].getObjectByProperty(t, e); + if (void 0 !== n) return n + } + } + + getWorldPosition(t) { + return this.updateWorldMatrix(!0, !1), t.setFromMatrixPosition(this.matrixWorld) + } + + getWorldQuaternion(t) { + return this.updateWorldMatrix(!0, !1), this.matrixWorld.decompose(Nt, t, Ut), t + } + + getWorldScale(t) { + return this.updateWorldMatrix(!0, !1), this.matrixWorld.decompose(Nt, kt, t), t + } + + getWorldDirection(t) { + this.updateWorldMatrix(!0, !1); + const e = this.matrixWorld.elements; + return t.set(e[8], e[9], e[10]).normalize() + } + + raycast() { + } + + traverse(t) { + t(this); + const e = this.children; + for (let i = 0, n = e.length; i < n; i++) e[i].traverse(t) + } + + traverseVisible(t) { + if (!1 === this.visible) return; + t(this); + const e = this.children; + for (let i = 0, n = e.length; i < n; i++) e[i].traverseVisible(t) + } + + traverseAncestors(t) { + const e = this.parent; + null !== e && (t(e), e.traverseAncestors(t)) + } + + updateMatrix() { + this.matrix.compose(this.position, this.quaternion, this.scale), this.matrixWorldNeedsUpdate = !0 + } + + updateMatrixWorld(t) { + this.matrixAutoUpdate && this.updateMatrix(), (this.matrixWorldNeedsUpdate || t) && (null === this.parent ? this.matrixWorld.copy(this.matrix) : this.matrixWorld.multiplyMatrices(this.parent.matrixWorld, this.matrix), this.matrixWorldNeedsUpdate = !1, t = !0); + const e = this.children; + for (let i = 0, n = e.length; i < n; i++) { + const n = e[i]; + !0 !== n.matrixWorldAutoUpdate && !0 !== t || n.updateMatrixWorld(t) + } + } + + updateWorldMatrix(t, e) { + const i = this.parent; + if (!0 === t && null !== i && !0 === i.matrixWorldAutoUpdate && i.updateWorldMatrix(!0, !1), this.matrixAutoUpdate && this.updateMatrix(), null === this.parent ? this.matrixWorld.copy(this.matrix) : this.matrixWorld.multiplyMatrices(this.parent.matrixWorld, this.matrix), !0 === e) { + const t = this.children; + for (let e = 0, i = t.length; e < i; e++) { + const i = t[e]; + !0 === i.matrixWorldAutoUpdate && i.updateWorldMatrix(!1, !0) + } + } + } + + toJSON(t) { + const e = void 0 === t || "string" == typeof t, i = {}; + e && (t = { + geometries: {}, + materials: {}, + textures: {}, + images: {}, + shapes: {}, + skeletons: {}, + animations: {}, + nodes: {} + }, i.metadata = {version: 4.5, type: "Object", generator: "Object3D.toJSON"}); + const n = {}; + + function s(e, i) { + return void 0 === e[i.uuid] && (e[i.uuid] = i.toJSON(t)), i.uuid + } + + if (n.uuid = this.uuid, n.type = this.type, "" !== this.name && (n.name = this.name), !0 === this.castShadow && (n.castShadow = !0), !0 === this.receiveShadow && (n.receiveShadow = !0), !1 === this.visible && (n.visible = !1), !1 === this.frustumCulled && (n.frustumCulled = !1), 0 !== this.renderOrder && (n.renderOrder = this.renderOrder), "{}" !== JSON.stringify(this.userData) && (n.userData = this.userData), n.layers = this.layers.mask, n.matrix = this.matrix.toArray(), !1 === this.matrixAutoUpdate && (n.matrixAutoUpdate = !1), this.isInstancedMesh && (n.type = "InstancedMesh", n.count = this.count, n.instanceMatrix = this.instanceMatrix.toJSON(), null !== this.instanceColor && (n.instanceColor = this.instanceColor.toJSON())), this.isScene) this.background && (this.background.isColor ? n.background = this.background.toJSON() : this.background.isTexture && (n.background = this.background.toJSON(t).uuid)), this.environment && this.environment.isTexture && !0 !== this.environment.isRenderTargetTexture && (n.environment = this.environment.toJSON(t).uuid); else if (this.isMesh || this.isLine || this.isPoints) { + n.geometry = s(t.geometries, this.geometry); + const e = this.geometry.parameters; + if (void 0 !== e && void 0 !== e.shapes) { + const i = e.shapes; + if (Array.isArray(i)) for (let e = 0, n = i.length; e < n; e++) { + const n = i[e]; + s(t.shapes, n) + } else s(t.shapes, i) + } + } + if (this.isSkinnedMesh && (n.bindMode = this.bindMode, n.bindMatrix = this.bindMatrix.toArray(), void 0 !== this.skeleton && (s(t.skeletons, this.skeleton), n.skeleton = this.skeleton.uuid)), void 0 !== this.material) if (Array.isArray(this.material)) { + const e = []; + for (let i = 0, n = this.material.length; i < n; i++) e.push(s(t.materials, this.material[i])); + n.material = e + } else n.material = s(t.materials, this.material); + if (this.children.length > 0) { + n.children = []; + for (let e = 0; e < this.children.length; e++) n.children.push(this.children[e].toJSON(t).object) + } + if (this.animations.length > 0) { + n.animations = []; + for (let e = 0; e < this.animations.length; e++) { + const i = this.animations[e]; + n.animations.push(s(t.animations, i)) + } + } + if (e) { + const e = r(t.geometries), n = r(t.materials), s = r(t.textures), a = r(t.images), o = r(t.shapes), + l = r(t.skeletons), c = r(t.animations), h = r(t.nodes); + e.length > 0 && (i.geometries = e), n.length > 0 && (i.materials = n), s.length > 0 && (i.textures = s), a.length > 0 && (i.images = a), o.length > 0 && (i.shapes = o), l.length > 0 && (i.skeletons = l), c.length > 0 && (i.animations = c), h.length > 0 && (i.nodes = h) + } + return i.object = n, i; + + function r(t) { + const e = []; + for (const i in t) { + const n = t[i]; + delete n.metadata, e.push(n) + } + return e + } + } + + clone(t) { + return (new this.constructor).copy(this, t) + } + + copy(t, e = !0) { + if (this.name = t.name, this.up.copy(t.up), this.position.copy(t.position), this.rotation.order = t.rotation.order, this.quaternion.copy(t.quaternion), this.scale.copy(t.scale), this.matrix.copy(t.matrix), this.matrixWorld.copy(t.matrixWorld), this.matrixAutoUpdate = t.matrixAutoUpdate, this.matrixWorldNeedsUpdate = t.matrixWorldNeedsUpdate, this.matrixWorldAutoUpdate = t.matrixWorldAutoUpdate, this.layers.mask = t.layers.mask, this.visible = t.visible, this.castShadow = t.castShadow, this.receiveShadow = t.receiveShadow, this.frustumCulled = t.frustumCulled, this.renderOrder = t.renderOrder, this.userData = JSON.parse(JSON.stringify(t.userData)), !0 === e) for (let e = 0; e < t.children.length; e++) { + const i = t.children[e]; + this.add(i.clone()) + } + return this + } +} + +Wt.DefaultUp = new V(0, 1, 0), Wt.DefaultMatrixAutoUpdate = !0, Wt.DefaultMatrixWorldAutoUpdate = !0; +const qt = new V, jt = new V, Yt = new V, Jt = new V, Xt = new V, Kt = new V, $t = new V, Zt = new V, te = new V, + ee = new V; + +class ie { + constructor(t = new V, e = new V, i = new V) { + this.a = t, this.b = e, this.c = i + } + + static getNormal(t, e, i, n) { + n.subVectors(i, e), qt.subVectors(t, e), n.cross(qt); + const s = n.lengthSq(); + return s > 0 ? n.multiplyScalar(1 / Math.sqrt(s)) : n.set(0, 0, 0) + } + + static getBarycoord(t, e, i, n, s) { + qt.subVectors(n, e), jt.subVectors(i, e), Yt.subVectors(t, e); + const r = qt.dot(qt), a = qt.dot(jt), o = qt.dot(Yt), l = jt.dot(jt), c = jt.dot(Yt), h = r * l - a * a; + if (0 === h) return s.set(-2, -1, -1); + const u = 1 / h, d = (l * o - a * c) * u, A = (r * c - a * o) * u; + return s.set(1 - d - A, A, d) + } + + static containsPoint(t, e, i, n) { + return this.getBarycoord(t, e, i, n, Jt), Jt.x >= 0 && Jt.y >= 0 && Jt.x + Jt.y <= 1 + } + + static getUV(t, e, i, n, s, r, a, o) { + return this.getBarycoord(t, e, i, n, Jt), o.set(0, 0), o.addScaledVector(s, Jt.x), o.addScaledVector(r, Jt.y), o.addScaledVector(a, Jt.z), o + } + + static isFrontFacing(t, e, i, n) { + return qt.subVectors(i, e), jt.subVectors(t, e), qt.cross(jt).dot(n) < 0 + } + + set(t, e, i) { + return this.a.copy(t), this.b.copy(e), this.c.copy(i), this + } + + setFromPointsAndIndices(t, e, i, n) { + return this.a.copy(t[e]), this.b.copy(t[i]), this.c.copy(t[n]), this + } + + setFromAttributeAndIndices(t, e, i, n) { + return this.a.fromBufferAttribute(t, e), this.b.fromBufferAttribute(t, i), this.c.fromBufferAttribute(t, n), this + } + + clone() { + return (new this.constructor).copy(this) + } + + copy(t) { + return this.a.copy(t.a), this.b.copy(t.b), this.c.copy(t.c), this + } + + getArea() { + return qt.subVectors(this.c, this.b), jt.subVectors(this.a, this.b), .5 * qt.cross(jt).length() + } + + getMidpoint(t) { + return t.addVectors(this.a, this.b).add(this.c).multiplyScalar(1 / 3) + } + + getNormal(t) { + return ie.getNormal(this.a, this.b, this.c, t) + } + + getPlane(t) { + return t.setFromCoplanarPoints(this.a, this.b, this.c) + } + + getBarycoord(t, e) { + return ie.getBarycoord(t, this.a, this.b, this.c, e) + } + + getUV(t, e, i, n, s) { + return ie.getUV(t, this.a, this.b, this.c, e, i, n, s) + } + + containsPoint(t) { + return ie.containsPoint(t, this.a, this.b, this.c) + } + + isFrontFacing(t) { + return ie.isFrontFacing(this.a, this.b, this.c, t) + } + + intersectsBox(t) { + return t.intersectsTriangle(this) + } + + closestPointToPoint(t, e) { + const i = this.a, n = this.b, s = this.c; + let r, a; + Xt.subVectors(n, i), Kt.subVectors(s, i), Zt.subVectors(t, i); + const o = Xt.dot(Zt), l = Kt.dot(Zt); + if (o <= 0 && l <= 0) return e.copy(i); + te.subVectors(t, n); + const c = Xt.dot(te), h = Kt.dot(te); + if (c >= 0 && h <= c) return e.copy(n); + const u = o * h - c * l; + if (u <= 0 && o >= 0 && c <= 0) return r = o / (o - c), e.copy(i).addScaledVector(Xt, r); + ee.subVectors(t, s); + const d = Xt.dot(ee), A = Kt.dot(ee); + if (A >= 0 && d <= A) return e.copy(s); + const p = d * l - o * A; + if (p <= 0 && l >= 0 && A <= 0) return a = l / (l - A), e.copy(i).addScaledVector(Kt, a); + const m = c * A - d * h; + if (m <= 0 && h - c >= 0 && d - A >= 0) return $t.subVectors(s, n), a = (h - c) / (h - c + (d - A)), e.copy(n).addScaledVector($t, a); + const g = 1 / (m + p + u); + return r = p * g, a = u * g, e.copy(i).addScaledVector(Xt, r).addScaledVector(Kt, a) + } + + equals(t) { + return t.a.equals(this.a) && t.b.equals(this.b) && t.c.equals(this.c) + } +} + +let ne = 0; + +class se extends n { + constructor() { + super(), this.isMaterial = !0, Object.defineProperty(this, "id", {value: ne++}), this.uuid = l(), this.name = "", this.type = "Material", this.blending = 1, this.side = 0, this.vertexColors = !1, this.opacity = 1, this.transparent = !1, this.blendSrc = 204, this.blendDst = 205, this.blendEquation = 100, this.blendSrcAlpha = null, this.blendDstAlpha = null, this.blendEquationAlpha = null, this.depthFunc = 3, this.depthTest = !0, this.depthWrite = !0, this.stencilWriteMask = 255, this.stencilFunc = 519, this.stencilRef = 0, this.stencilFuncMask = 255, this.stencilFail = 7680, this.stencilZFail = 7680, this.stencilZPass = 7680, this.stencilWrite = !1, this.clippingPlanes = null, this.clipIntersection = !1, this.clipShadows = !1, this.shadowSide = null, this.colorWrite = !0, this.precision = null, this.polygonOffset = !1, this.polygonOffsetFactor = 0, this.polygonOffsetUnits = 0, this.dithering = !1, this.alphaToCoverage = !1, this.premultipliedAlpha = !1, this.visible = !0, this.toneMapped = !0, this.userData = {}, this.version = 0, this._alphaTest = 0 + } + + get alphaTest() { + return this._alphaTest + } + + set alphaTest(t) { + this._alphaTest > 0 != t > 0 && this.version++, this._alphaTest = t + } + + onBuild() { + } + + onBeforeRender() { + } + + onBeforeCompile() { + } + + customProgramCacheKey() { + return this.onBeforeCompile.toString() + } + + setValues(t) { + if (void 0 !== t) for (const e in t) { + const i = t[e]; + if (void 0 === i) { + console.warn("THREE.Material: '" + e + "' parameter is undefined."); + continue + } + const n = this[e]; + void 0 !== n ? n && n.isColor ? n.set(i) : n && n.isVector3 && i && i.isVector3 ? n.copy(i) : this[e] = i : console.warn("THREE." + this.type + ": '" + e + "' is not a property of this material.") + } + } + + toJSON(t) { + const e = void 0 === t || "string" == typeof t; + e && (t = {textures: {}, images: {}}); + const i = {metadata: {version: 4.5, type: "Material", generator: "Material.toJSON"}}; + + function n(t) { + const e = []; + for (const i in t) { + const n = t[i]; + delete n.metadata, e.push(n) + } + return e + } + + if (i.uuid = this.uuid, i.type = this.type, "" !== this.name && (i.name = this.name), this.color && this.color.isColor && (i.color = this.color.getHex()), void 0 !== this.roughness && (i.roughness = this.roughness), void 0 !== this.metalness && (i.metalness = this.metalness), void 0 !== this.sheen && (i.sheen = this.sheen), this.sheenColor && this.sheenColor.isColor && (i.sheenColor = this.sheenColor.getHex()), void 0 !== this.sheenRoughness && (i.sheenRoughness = this.sheenRoughness), this.emissive && this.emissive.isColor && (i.emissive = this.emissive.getHex()), this.emissiveIntensity && 1 !== this.emissiveIntensity && (i.emissiveIntensity = this.emissiveIntensity), this.specular && this.specular.isColor && (i.specular = this.specular.getHex()), void 0 !== this.specularIntensity && (i.specularIntensity = this.specularIntensity), this.specularColor && this.specularColor.isColor && (i.specularColor = this.specularColor.getHex()), void 0 !== this.shininess && (i.shininess = this.shininess), void 0 !== this.clearcoat && (i.clearcoat = this.clearcoat), void 0 !== this.clearcoatRoughness && (i.clearcoatRoughness = this.clearcoatRoughness), this.clearcoatMap && this.clearcoatMap.isTexture && (i.clearcoatMap = this.clearcoatMap.toJSON(t).uuid), this.clearcoatRoughnessMap && this.clearcoatRoughnessMap.isTexture && (i.clearcoatRoughnessMap = this.clearcoatRoughnessMap.toJSON(t).uuid), this.clearcoatNormalMap && this.clearcoatNormalMap.isTexture && (i.clearcoatNormalMap = this.clearcoatNormalMap.toJSON(t).uuid, i.clearcoatNormalScale = this.clearcoatNormalScale.toArray()), void 0 !== this.iridescence && (i.iridescence = this.iridescence), void 0 !== this.iridescenceIOR && (i.iridescenceIOR = this.iridescenceIOR), void 0 !== this.iridescenceThicknessRange && (i.iridescenceThicknessRange = this.iridescenceThicknessRange), this.iridescenceMap && this.iridescenceMap.isTexture && (i.iridescenceMap = this.iridescenceMap.toJSON(t).uuid), this.iridescenceThicknessMap && this.iridescenceThicknessMap.isTexture && (i.iridescenceThicknessMap = this.iridescenceThicknessMap.toJSON(t).uuid), this.map && this.map.isTexture && (i.map = this.map.toJSON(t).uuid), this.matcap && this.matcap.isTexture && (i.matcap = this.matcap.toJSON(t).uuid), this.alphaMap && this.alphaMap.isTexture && (i.alphaMap = this.alphaMap.toJSON(t).uuid), this.lightMap && this.lightMap.isTexture && (i.lightMap = this.lightMap.toJSON(t).uuid, i.lightMapIntensity = this.lightMapIntensity), this.aoMap && this.aoMap.isTexture && (i.aoMap = this.aoMap.toJSON(t).uuid, i.aoMapIntensity = this.aoMapIntensity), this.bumpMap && this.bumpMap.isTexture && (i.bumpMap = this.bumpMap.toJSON(t).uuid, i.bumpScale = this.bumpScale), this.normalMap && this.normalMap.isTexture && (i.normalMap = this.normalMap.toJSON(t).uuid, i.normalMapType = this.normalMapType, i.normalScale = this.normalScale.toArray()), this.displacementMap && this.displacementMap.isTexture && (i.displacementMap = this.displacementMap.toJSON(t).uuid, i.displacementScale = this.displacementScale, i.displacementBias = this.displacementBias), this.roughnessMap && this.roughnessMap.isTexture && (i.roughnessMap = this.roughnessMap.toJSON(t).uuid), this.metalnessMap && this.metalnessMap.isTexture && (i.metalnessMap = this.metalnessMap.toJSON(t).uuid), this.emissiveMap && this.emissiveMap.isTexture && (i.emissiveMap = this.emissiveMap.toJSON(t).uuid), this.specularMap && this.specularMap.isTexture && (i.specularMap = this.specularMap.toJSON(t).uuid), this.specularIntensityMap && this.specularIntensityMap.isTexture && (i.specularIntensityMap = this.specularIntensityMap.toJSON(t).uuid), this.specularColorMap && this.specularColorMap.isTexture && (i.specularColorMap = this.specularColorMap.toJSON(t).uuid), this.envMap && this.envMap.isTexture && (i.envMap = this.envMap.toJSON(t).uuid, void 0 !== this.combine && (i.combine = this.combine)), void 0 !== this.envMapIntensity && (i.envMapIntensity = this.envMapIntensity), void 0 !== this.reflectivity && (i.reflectivity = this.reflectivity), void 0 !== this.refractionRatio && (i.refractionRatio = this.refractionRatio), this.gradientMap && this.gradientMap.isTexture && (i.gradientMap = this.gradientMap.toJSON(t).uuid), void 0 !== this.transmission && (i.transmission = this.transmission), this.transmissionMap && this.transmissionMap.isTexture && (i.transmissionMap = this.transmissionMap.toJSON(t).uuid), void 0 !== this.thickness && (i.thickness = this.thickness), this.thicknessMap && this.thicknessMap.isTexture && (i.thicknessMap = this.thicknessMap.toJSON(t).uuid), void 0 !== this.attenuationDistance && this.attenuationDistance !== 1 / 0 && (i.attenuationDistance = this.attenuationDistance), void 0 !== this.attenuationColor && (i.attenuationColor = this.attenuationColor.getHex()), void 0 !== this.size && (i.size = this.size), null !== this.shadowSide && (i.shadowSide = this.shadowSide), void 0 !== this.sizeAttenuation && (i.sizeAttenuation = this.sizeAttenuation), 1 !== this.blending && (i.blending = this.blending), 0 !== this.side && (i.side = this.side), this.vertexColors && (i.vertexColors = !0), this.opacity < 1 && (i.opacity = this.opacity), !0 === this.transparent && (i.transparent = this.transparent), i.depthFunc = this.depthFunc, i.depthTest = this.depthTest, i.depthWrite = this.depthWrite, i.colorWrite = this.colorWrite, i.stencilWrite = this.stencilWrite, i.stencilWriteMask = this.stencilWriteMask, i.stencilFunc = this.stencilFunc, i.stencilRef = this.stencilRef, i.stencilFuncMask = this.stencilFuncMask, i.stencilFail = this.stencilFail, i.stencilZFail = this.stencilZFail, i.stencilZPass = this.stencilZPass, void 0 !== this.rotation && 0 !== this.rotation && (i.rotation = this.rotation), !0 === this.polygonOffset && (i.polygonOffset = !0), 0 !== this.polygonOffsetFactor && (i.polygonOffsetFactor = this.polygonOffsetFactor), 0 !== this.polygonOffsetUnits && (i.polygonOffsetUnits = this.polygonOffsetUnits), void 0 !== this.linewidth && 1 !== this.linewidth && (i.linewidth = this.linewidth), void 0 !== this.dashSize && (i.dashSize = this.dashSize), void 0 !== this.gapSize && (i.gapSize = this.gapSize), void 0 !== this.scale && (i.scale = this.scale), !0 === this.dithering && (i.dithering = !0), this.alphaTest > 0 && (i.alphaTest = this.alphaTest), !0 === this.alphaToCoverage && (i.alphaToCoverage = this.alphaToCoverage), !0 === this.premultipliedAlpha && (i.premultipliedAlpha = this.premultipliedAlpha), !0 === this.wireframe && (i.wireframe = this.wireframe), this.wireframeLinewidth > 1 && (i.wireframeLinewidth = this.wireframeLinewidth), "round" !== this.wireframeLinecap && (i.wireframeLinecap = this.wireframeLinecap), "round" !== this.wireframeLinejoin && (i.wireframeLinejoin = this.wireframeLinejoin), !0 === this.flatShading && (i.flatShading = this.flatShading), !1 === this.visible && (i.visible = !1), !1 === this.toneMapped && (i.toneMapped = !1), !1 === this.fog && (i.fog = !1), "{}" !== JSON.stringify(this.userData) && (i.userData = this.userData), e) { + const e = n(t.textures), s = n(t.images); + e.length > 0 && (i.textures = e), s.length > 0 && (i.images = s) + } + return i + } + + clone() { + return (new this.constructor).copy(this) + } + + copy(t) { + this.name = t.name, this.blending = t.blending, this.side = t.side, this.vertexColors = t.vertexColors, this.opacity = t.opacity, this.transparent = t.transparent, this.blendSrc = t.blendSrc, this.blendDst = t.blendDst, this.blendEquation = t.blendEquation, this.blendSrcAlpha = t.blendSrcAlpha, this.blendDstAlpha = t.blendDstAlpha, this.blendEquationAlpha = t.blendEquationAlpha, this.depthFunc = t.depthFunc, this.depthTest = t.depthTest, this.depthWrite = t.depthWrite, this.stencilWriteMask = t.stencilWriteMask, this.stencilFunc = t.stencilFunc, this.stencilRef = t.stencilRef, this.stencilFuncMask = t.stencilFuncMask, this.stencilFail = t.stencilFail, this.stencilZFail = t.stencilZFail, this.stencilZPass = t.stencilZPass, this.stencilWrite = t.stencilWrite; + const e = t.clippingPlanes; + let i = null; + if (null !== e) { + const t = e.length; + i = new Array(t); + for (let n = 0; n !== t; ++n) i[n] = e[n].clone() + } + return this.clippingPlanes = i, this.clipIntersection = t.clipIntersection, this.clipShadows = t.clipShadows, this.shadowSide = t.shadowSide, this.colorWrite = t.colorWrite, this.precision = t.precision, this.polygonOffset = t.polygonOffset, this.polygonOffsetFactor = t.polygonOffsetFactor, this.polygonOffsetUnits = t.polygonOffsetUnits, this.dithering = t.dithering, this.alphaTest = t.alphaTest, this.alphaToCoverage = t.alphaToCoverage, this.premultipliedAlpha = t.premultipliedAlpha, this.visible = t.visible, this.toneMapped = t.toneMapped, this.userData = JSON.parse(JSON.stringify(t.userData)), this + } + + dispose() { + this.dispatchEvent({type: "dispose"}) + } + + set needsUpdate(t) { + !0 === t && this.version++ + } +} + +class re extends se { + constructor(t) { + super(), this.isMeshBasicMaterial = !0, this.type = "MeshBasicMaterial", this.color = new D(16777215), this.map = null, this.lightMap = null, this.lightMapIntensity = 1, this.aoMap = null, this.aoMapIntensity = 1, this.specularMap = null, this.alphaMap = null, this.envMap = null, this.combine = 0, this.reflectivity = 1, this.refractionRatio = .98, this.wireframe = !1, this.wireframeLinewidth = 1, this.wireframeLinecap = "round", this.wireframeLinejoin = "round", this.fog = !0, this.setValues(t) + } + + copy(t) { + return super.copy(t), this.color.copy(t.color), this.map = t.map, this.lightMap = t.lightMap, this.lightMapIntensity = t.lightMapIntensity, this.aoMap = t.aoMap, this.aoMapIntensity = t.aoMapIntensity, this.specularMap = t.specularMap, this.alphaMap = t.alphaMap, this.envMap = t.envMap, this.combine = t.combine, this.reflectivity = t.reflectivity, this.refractionRatio = t.refractionRatio, this.wireframe = t.wireframe, this.wireframeLinewidth = t.wireframeLinewidth, this.wireframeLinecap = t.wireframeLinecap, this.wireframeLinejoin = t.wireframeLinejoin, this.fog = t.fog, this + } +} + +const ae = new V, oe = new v; + +class le { + constructor(t, e, i) { + if (Array.isArray(t)) throw new TypeError("THREE.BufferAttribute: array should be a Typed Array."); + this.isBufferAttribute = !0, this.name = "", this.array = t, this.itemSize = e, this.count = void 0 !== t ? t.length / e : 0, this.normalized = !0 === i, this.usage = 35044, this.updateRange = { + offset: 0, + count: -1 + }, this.version = 0 + } + + onUploadCallback() { + } + + set needsUpdate(t) { + !0 === t && this.version++ + } + + setUsage(t) { + return this.usage = t, this + } + + copy(t) { + return this.name = t.name, this.array = new t.array.constructor(t.array), this.itemSize = t.itemSize, this.count = t.count, this.normalized = t.normalized, this.usage = t.usage, this + } + + copyAt(t, e, i) { + t *= this.itemSize, i *= e.itemSize; + for (let n = 0, s = this.itemSize; n < s; n++) this.array[t + n] = e.array[i + n]; + return this + } + + copyArray(t) { + return this.array.set(t), this + } + + applyMatrix3(t) { + if (2 === this.itemSize) for (let e = 0, i = this.count; e < i; e++) oe.fromBufferAttribute(this, e), oe.applyMatrix3(t), this.setXY(e, oe.x, oe.y); else if (3 === this.itemSize) for (let e = 0, i = this.count; e < i; e++) ae.fromBufferAttribute(this, e), ae.applyMatrix3(t), this.setXYZ(e, ae.x, ae.y, ae.z); + return this + } + + applyMatrix4(t) { + for (let e = 0, i = this.count; e < i; e++) ae.fromBufferAttribute(this, e), ae.applyMatrix4(t), this.setXYZ(e, ae.x, ae.y, ae.z); + return this + } + + applyNormalMatrix(t) { + for (let e = 0, i = this.count; e < i; e++) ae.fromBufferAttribute(this, e), ae.applyNormalMatrix(t), this.setXYZ(e, ae.x, ae.y, ae.z); + return this + } + + transformDirection(t) { + for (let e = 0, i = this.count; e < i; e++) ae.fromBufferAttribute(this, e), ae.transformDirection(t), this.setXYZ(e, ae.x, ae.y, ae.z); + return this + } + + set(t, e = 0) { + return this.array.set(t, e), this + } + + getX(t) { + let e = this.array[t * this.itemSize]; + return this.normalized && (e = m(e, this.array)), e + } + + setX(t, e) { + return this.normalized && (e = g(e, this.array)), this.array[t * this.itemSize] = e, this + } + + getY(t) { + let e = this.array[t * this.itemSize + 1]; + return this.normalized && (e = m(e, this.array)), e + } + + setY(t, e) { + return this.normalized && (e = g(e, this.array)), this.array[t * this.itemSize + 1] = e, this + } + + getZ(t) { + let e = this.array[t * this.itemSize + 2]; + return this.normalized && (e = m(e, this.array)), e + } + + setZ(t, e) { + return this.normalized && (e = g(e, this.array)), this.array[t * this.itemSize + 2] = e, this + } + + getW(t) { + let e = this.array[t * this.itemSize + 3]; + return this.normalized && (e = m(e, this.array)), e + } + + setW(t, e) { + return this.normalized && (e = g(e, this.array)), this.array[t * this.itemSize + 3] = e, this + } + + setXY(t, e, i) { + return t *= this.itemSize, this.normalized && (e = g(e, this.array), i = g(i, this.array)), this.array[t + 0] = e, this.array[t + 1] = i, this + } + + setXYZ(t, e, i, n) { + return t *= this.itemSize, this.normalized && (e = g(e, this.array), i = g(i, this.array), n = g(n, this.array)), this.array[t + 0] = e, this.array[t + 1] = i, this.array[t + 2] = n, this + } + + setXYZW(t, e, i, n, s) { + return t *= this.itemSize, this.normalized && (e = g(e, this.array), i = g(i, this.array), n = g(n, this.array), s = g(s, this.array)), this.array[t + 0] = e, this.array[t + 1] = i, this.array[t + 2] = n, this.array[t + 3] = s, this + } + + onUpload(t) { + return this.onUploadCallback = t, this + } + + clone() { + return new this.constructor(this.array, this.itemSize).copy(this) + } + + toJSON() { + const t = { + itemSize: this.itemSize, + type: this.array.constructor.name, + array: Array.from(this.array), + normalized: this.normalized + }; + return "" !== this.name && (t.name = this.name), 35044 !== this.usage && (t.usage = this.usage), 0 === this.updateRange.offset && -1 === this.updateRange.count || (t.updateRange = this.updateRange), t + } + + copyColorsArray() { + console.error("THREE.BufferAttribute: copyColorsArray() was removed in r144.") + } + + copyVector2sArray() { + console.error("THREE.BufferAttribute: copyVector2sArray() was removed in r144.") + } + + copyVector3sArray() { + console.error("THREE.BufferAttribute: copyVector3sArray() was removed in r144.") + } + + copyVector4sArray() { + console.error("THREE.BufferAttribute: copyVector4sArray() was removed in r144.") + } +} + +class ce extends le { + constructor(t, e, i) { + super(new Uint16Array(t), e, i) + } +} + +class he extends le { + constructor(t, e, i) { + super(new Uint32Array(t), e, i) + } +} + +class ue extends le { + constructor(t, e, i) { + super(new Float32Array(t), e, i) + } +} + +let de = 0; +const Ae = new xt, pe = new Wt, me = new V, ge = new j, fe = new j, ve = new V; + +class ye extends n { + constructor() { + super(), this.isBufferGeometry = !0, Object.defineProperty(this, "id", {value: de++}), this.uuid = l(), this.name = "", this.type = "BufferGeometry", this.index = null, this.attributes = {}, this.morphAttributes = {}, this.morphTargetsRelative = !1, this.groups = [], this.boundingBox = null, this.boundingSphere = null, this.drawRange = { + start: 0, + count: 1 / 0 + }, this.userData = {} + } + + getIndex() { + return this.index + } + + setIndex(t) { + return Array.isArray(t) ? this.index = new (x(t) ? he : ce)(t, 1) : this.index = t, this + } + + getAttribute(t) { + return this.attributes[t] + } + + setAttribute(t, e) { + return this.attributes[t] = e, this + } + + deleteAttribute(t) { + return delete this.attributes[t], this + } + + hasAttribute(t) { + return void 0 !== this.attributes[t] + } + + addGroup(t, e, i = 0) { + this.groups.push({start: t, count: e, materialIndex: i}) + } + + clearGroups() { + this.groups = [] + } + + setDrawRange(t, e) { + this.drawRange.start = t, this.drawRange.count = e + } + + applyMatrix4(t) { + const e = this.attributes.position; + void 0 !== e && (e.applyMatrix4(t), e.needsUpdate = !0); + const i = this.attributes.normal; + if (void 0 !== i) { + const e = (new y).getNormalMatrix(t); + i.applyNormalMatrix(e), i.needsUpdate = !0 + } + const n = this.attributes.tangent; + return void 0 !== n && (n.transformDirection(t), n.needsUpdate = !0), null !== this.boundingBox && this.computeBoundingBox(), null !== this.boundingSphere && this.computeBoundingSphere(), this + } + + applyQuaternion(t) { + return Ae.makeRotationFromQuaternion(t), this.applyMatrix4(Ae), this + } + + rotateX(t) { + return Ae.makeRotationX(t), this.applyMatrix4(Ae), this + } + + rotateY(t) { + return Ae.makeRotationY(t), this.applyMatrix4(Ae), this + } + + rotateZ(t) { + return Ae.makeRotationZ(t), this.applyMatrix4(Ae), this + } + + translate(t, e, i) { + return Ae.makeTranslation(t, e, i), this.applyMatrix4(Ae), this + } + + scale(t, e, i) { + return Ae.makeScale(t, e, i), this.applyMatrix4(Ae), this + } + + lookAt(t) { + return pe.lookAt(t), pe.updateMatrix(), this.applyMatrix4(pe.matrix), this + } + + center() { + return this.computeBoundingBox(), this.boundingBox.getCenter(me).negate(), this.translate(me.x, me.y, me.z), this + } + + setFromPoints(t) { + const e = []; + for (let i = 0, n = t.length; i < n; i++) { + const n = t[i]; + e.push(n.x, n.y, n.z || 0) + } + return this.setAttribute("position", new ue(e, 3)), this + } + + computeBoundingBox() { + null === this.boundingBox && (this.boundingBox = new j); + const t = this.attributes.position, e = this.morphAttributes.position; + if (t && t.isGLBufferAttribute) return console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".', this), void this.boundingBox.set(new V(-1 / 0, -1 / 0, -1 / 0), new V(1 / 0, 1 / 0, 1 / 0)); + if (void 0 !== t) { + if (this.boundingBox.setFromBufferAttribute(t), e) for (let t = 0, i = e.length; t < i; t++) { + const i = e[t]; + ge.setFromBufferAttribute(i), this.morphTargetsRelative ? (ve.addVectors(this.boundingBox.min, ge.min), this.boundingBox.expandByPoint(ve), ve.addVectors(this.boundingBox.max, ge.max), this.boundingBox.expandByPoint(ve)) : (this.boundingBox.expandByPoint(ge.min), this.boundingBox.expandByPoint(ge.max)) + } + } else this.boundingBox.makeEmpty(); + (isNaN(this.boundingBox.min.x) || isNaN(this.boundingBox.min.y) || isNaN(this.boundingBox.min.z)) && console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.', this) + } + + computeBoundingSphere() { + null === this.boundingSphere && (this.boundingSphere = new ut); + const t = this.attributes.position, e = this.morphAttributes.position; + if (t && t.isGLBufferAttribute) return console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".', this), void this.boundingSphere.set(new V, 1 / 0); + if (t) { + const i = this.boundingSphere.center; + if (ge.setFromBufferAttribute(t), e) for (let t = 0, i = e.length; t < i; t++) { + const i = e[t]; + fe.setFromBufferAttribute(i), this.morphTargetsRelative ? (ve.addVectors(ge.min, fe.min), ge.expandByPoint(ve), ve.addVectors(ge.max, fe.max), ge.expandByPoint(ve)) : (ge.expandByPoint(fe.min), ge.expandByPoint(fe.max)) + } + ge.getCenter(i); + let n = 0; + for (let e = 0, s = t.count; e < s; e++) ve.fromBufferAttribute(t, e), n = Math.max(n, i.distanceToSquared(ve)); + if (e) for (let s = 0, r = e.length; s < r; s++) { + const r = e[s], a = this.morphTargetsRelative; + for (let e = 0, s = r.count; e < s; e++) ve.fromBufferAttribute(r, e), a && (me.fromBufferAttribute(t, e), ve.add(me)), n = Math.max(n, i.distanceToSquared(ve)) + } + this.boundingSphere.radius = Math.sqrt(n), isNaN(this.boundingSphere.radius) && console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.', this) + } + } + + computeTangents() { + const t = this.index, e = this.attributes; + if (null === t || void 0 === e.position || void 0 === e.normal || void 0 === e.uv) return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)"); + const i = t.array, n = e.position.array, s = e.normal.array, r = e.uv.array, a = n.length / 3; + !1 === this.hasAttribute("tangent") && this.setAttribute("tangent", new le(new Float32Array(4 * a), 4)); + const o = this.getAttribute("tangent").array, l = [], c = []; + for (let t = 0; t < a; t++) l[t] = new V, c[t] = new V; + const h = new V, u = new V, d = new V, A = new v, p = new v, m = new v, g = new V, f = new V; + + function y(t, e, i) { + h.fromArray(n, 3 * t), u.fromArray(n, 3 * e), d.fromArray(n, 3 * i), A.fromArray(r, 2 * t), p.fromArray(r, 2 * e), m.fromArray(r, 2 * i), u.sub(h), d.sub(h), p.sub(A), m.sub(A); + const s = 1 / (p.x * m.y - m.x * p.y); + isFinite(s) && (g.copy(u).multiplyScalar(m.y).addScaledVector(d, -p.y).multiplyScalar(s), f.copy(d).multiplyScalar(p.x).addScaledVector(u, -m.x).multiplyScalar(s), l[t].add(g), l[e].add(g), l[i].add(g), c[t].add(f), c[e].add(f), c[i].add(f)) + } + + let x = this.groups; + 0 === x.length && (x = [{start: 0, count: i.length}]); + for (let t = 0, e = x.length; t < e; ++t) { + const e = x[t], n = e.start; + for (let t = n, s = n + e.count; t < s; t += 3) y(i[t + 0], i[t + 1], i[t + 2]) + } + const _ = new V, E = new V, w = new V, b = new V; + + function C(t) { + w.fromArray(s, 3 * t), b.copy(w); + const e = l[t]; + _.copy(e), _.sub(w.multiplyScalar(w.dot(e))).normalize(), E.crossVectors(b, e); + const i = E.dot(c[t]) < 0 ? -1 : 1; + o[4 * t] = _.x, o[4 * t + 1] = _.y, o[4 * t + 2] = _.z, o[4 * t + 3] = i + } + + for (let t = 0, e = x.length; t < e; ++t) { + const e = x[t], n = e.start; + for (let t = n, s = n + e.count; t < s; t += 3) C(i[t + 0]), C(i[t + 1]), C(i[t + 2]) + } + } + + computeVertexNormals() { + const t = this.index, e = this.getAttribute("position"); + if (void 0 !== e) { + let i = this.getAttribute("normal"); + if (void 0 === i) i = new le(new Float32Array(3 * e.count), 3), this.setAttribute("normal", i); else for (let t = 0, e = i.count; t < e; t++) i.setXYZ(t, 0, 0, 0); + const n = new V, s = new V, r = new V, a = new V, o = new V, l = new V, c = new V, h = new V; + if (t) for (let u = 0, d = t.count; u < d; u += 3) { + const d = t.getX(u + 0), A = t.getX(u + 1), p = t.getX(u + 2); + n.fromBufferAttribute(e, d), s.fromBufferAttribute(e, A), r.fromBufferAttribute(e, p), c.subVectors(r, s), h.subVectors(n, s), c.cross(h), a.fromBufferAttribute(i, d), o.fromBufferAttribute(i, A), l.fromBufferAttribute(i, p), a.add(c), o.add(c), l.add(c), i.setXYZ(d, a.x, a.y, a.z), i.setXYZ(A, o.x, o.y, o.z), i.setXYZ(p, l.x, l.y, l.z) + } else for (let t = 0, a = e.count; t < a; t += 3) n.fromBufferAttribute(e, t + 0), s.fromBufferAttribute(e, t + 1), r.fromBufferAttribute(e, t + 2), c.subVectors(r, s), h.subVectors(n, s), c.cross(h), i.setXYZ(t + 0, c.x, c.y, c.z), i.setXYZ(t + 1, c.x, c.y, c.z), i.setXYZ(t + 2, c.x, c.y, c.z); + this.normalizeNormals(), i.needsUpdate = !0 + } + } + + merge() { + return console.error("THREE.BufferGeometry.merge() has been removed. Use THREE.BufferGeometryUtils.mergeBufferGeometries() instead."), this + } + + normalizeNormals() { + const t = this.attributes.normal; + for (let e = 0, i = t.count; e < i; e++) ve.fromBufferAttribute(t, e), ve.normalize(), t.setXYZ(e, ve.x, ve.y, ve.z) + } + + toNonIndexed() { + function t(t, e) { + const i = t.array, n = t.itemSize, s = t.normalized, r = new i.constructor(e.length * n); + let a = 0, o = 0; + for (let s = 0, l = e.length; s < l; s++) { + a = t.isInterleavedBufferAttribute ? e[s] * t.data.stride + t.offset : e[s] * n; + for (let t = 0; t < n; t++) r[o++] = i[a++] + } + return new le(r, n, s) + } + + if (null === this.index) return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."), this; + const e = new ye, i = this.index.array, n = this.attributes; + for (const s in n) { + const r = t(n[s], i); + e.setAttribute(s, r) + } + const s = this.morphAttributes; + for (const n in s) { + const r = [], a = s[n]; + for (let e = 0, n = a.length; e < n; e++) { + const n = t(a[e], i); + r.push(n) + } + e.morphAttributes[n] = r + } + e.morphTargetsRelative = this.morphTargetsRelative; + const r = this.groups; + for (let t = 0, i = r.length; t < i; t++) { + const i = r[t]; + e.addGroup(i.start, i.count, i.materialIndex) + } + return e + } + + toJSON() { + const t = {metadata: {version: 4.5, type: "BufferGeometry", generator: "BufferGeometry.toJSON"}}; + if (t.uuid = this.uuid, t.type = this.type, "" !== this.name && (t.name = this.name), Object.keys(this.userData).length > 0 && (t.userData = this.userData), void 0 !== this.parameters) { + const e = this.parameters; + for (const i in e) void 0 !== e[i] && (t[i] = e[i]); + return t + } + t.data = {attributes: {}}; + const e = this.index; + null !== e && (t.data.index = {type: e.array.constructor.name, array: Array.prototype.slice.call(e.array)}); + const i = this.attributes; + for (const e in i) { + const n = i[e]; + t.data.attributes[e] = n.toJSON(t.data) + } + const n = {}; + let s = !1; + for (const e in this.morphAttributes) { + const i = this.morphAttributes[e], r = []; + for (let e = 0, n = i.length; e < n; e++) { + const n = i[e]; + r.push(n.toJSON(t.data)) + } + r.length > 0 && (n[e] = r, s = !0) + } + s && (t.data.morphAttributes = n, t.data.morphTargetsRelative = this.morphTargetsRelative); + const r = this.groups; + r.length > 0 && (t.data.groups = JSON.parse(JSON.stringify(r))); + const a = this.boundingSphere; + return null !== a && (t.data.boundingSphere = {center: a.center.toArray(), radius: a.radius}), t + } + + clone() { + return (new this.constructor).copy(this) + } + + copy(t) { + this.index = null, this.attributes = {}, this.morphAttributes = {}, this.groups = [], this.boundingBox = null, this.boundingSphere = null; + const e = {}; + this.name = t.name; + const i = t.index; + null !== i && this.setIndex(i.clone(e)); + const n = t.attributes; + for (const t in n) { + const i = n[t]; + this.setAttribute(t, i.clone(e)) + } + const s = t.morphAttributes; + for (const t in s) { + const i = [], n = s[t]; + for (let t = 0, s = n.length; t < s; t++) i.push(n[t].clone(e)); + this.morphAttributes[t] = i + } + this.morphTargetsRelative = t.morphTargetsRelative; + const r = t.groups; + for (let t = 0, e = r.length; t < e; t++) { + const e = r[t]; + this.addGroup(e.start, e.count, e.materialIndex) + } + const a = t.boundingBox; + null !== a && (this.boundingBox = a.clone()); + const o = t.boundingSphere; + return null !== o && (this.boundingSphere = o.clone()), this.drawRange.start = t.drawRange.start, this.drawRange.count = t.drawRange.count, this.userData = t.userData, void 0 !== t.parameters && (this.parameters = Object.assign({}, t.parameters)), this + } + + dispose() { + this.dispatchEvent({type: "dispose"}) + } +} + +const xe = new xt, _e = new yt, Ee = new ut, we = new V, be = new V, Ce = new V, Ie = new V, Se = new V, Me = new V, + Be = new V, Te = new V, Re = new V, De = new v, Le = new v, Qe = new v, Pe = new V, Fe = new V; + +class Ne extends Wt { + constructor(t = new ye, e = new re) { + super(), this.isMesh = !0, this.type = "Mesh", this.geometry = t, this.material = e, this.updateMorphTargets() + } + + copy(t, e) { + return super.copy(t, e), void 0 !== t.morphTargetInfluences && (this.morphTargetInfluences = t.morphTargetInfluences.slice()), void 0 !== t.morphTargetDictionary && (this.morphTargetDictionary = Object.assign({}, t.morphTargetDictionary)), this.material = t.material, this.geometry = t.geometry, this + } + + updateMorphTargets() { + const t = this.geometry.morphAttributes, e = Object.keys(t); + if (e.length > 0) { + const i = t[e[0]]; + if (void 0 !== i) { + this.morphTargetInfluences = [], this.morphTargetDictionary = {}; + for (let t = 0, e = i.length; t < e; t++) { + const e = i[t].name || String(t); + this.morphTargetInfluences.push(0), this.morphTargetDictionary[e] = t + } + } + } + } + + raycast(t, e) { + const i = this.geometry, n = this.material, s = this.matrixWorld; + if (void 0 === n) return; + if (null === i.boundingSphere && i.computeBoundingSphere(), Ee.copy(i.boundingSphere), Ee.applyMatrix4(s), !1 === t.ray.intersectsSphere(Ee)) return; + if (xe.copy(s).invert(), _e.copy(t.ray).applyMatrix4(xe), null !== i.boundingBox && !1 === _e.intersectsBox(i.boundingBox)) return; + let r; + const a = i.index, o = i.attributes.position, l = i.morphAttributes.position, c = i.morphTargetsRelative, + h = i.attributes.uv, u = i.attributes.uv2, d = i.groups, A = i.drawRange; + if (null !== a) if (Array.isArray(n)) for (let i = 0, s = d.length; i < s; i++) { + const s = d[i], p = n[s.materialIndex]; + for (let i = Math.max(s.start, A.start), n = Math.min(a.count, Math.min(s.start + s.count, A.start + A.count)); i < n; i += 3) { + const n = a.getX(i), d = a.getX(i + 1), A = a.getX(i + 2); + r = Ue(this, p, t, _e, o, l, c, h, u, n, d, A), r && (r.faceIndex = Math.floor(i / 3), r.face.materialIndex = s.materialIndex, e.push(r)) + } + } else { + for (let i = Math.max(0, A.start), s = Math.min(a.count, A.start + A.count); i < s; i += 3) { + const s = a.getX(i), d = a.getX(i + 1), A = a.getX(i + 2); + r = Ue(this, n, t, _e, o, l, c, h, u, s, d, A), r && (r.faceIndex = Math.floor(i / 3), e.push(r)) + } + } else if (void 0 !== o) if (Array.isArray(n)) for (let i = 0, s = d.length; i < s; i++) { + const s = d[i], a = n[s.materialIndex]; + for (let i = Math.max(s.start, A.start), n = Math.min(o.count, Math.min(s.start + s.count, A.start + A.count)); i < n; i += 3) { + r = Ue(this, a, t, _e, o, l, c, h, u, i, i + 1, i + 2), r && (r.faceIndex = Math.floor(i / 3), r.face.materialIndex = s.materialIndex, e.push(r)) + } + } else { + for (let i = Math.max(0, A.start), s = Math.min(o.count, A.start + A.count); i < s; i += 3) { + r = Ue(this, n, t, _e, o, l, c, h, u, i, i + 1, i + 2), r && (r.faceIndex = Math.floor(i / 3), e.push(r)) + } + } + } +} + +function Ue(t, e, i, n, s, r, a, o, l, c, h, u) { + we.fromBufferAttribute(s, c), be.fromBufferAttribute(s, h), Ce.fromBufferAttribute(s, u); + const d = t.morphTargetInfluences; + if (r && d) { + Be.set(0, 0, 0), Te.set(0, 0, 0), Re.set(0, 0, 0); + for (let t = 0, e = r.length; t < e; t++) { + const e = d[t], i = r[t]; + 0 !== e && (Ie.fromBufferAttribute(i, c), Se.fromBufferAttribute(i, h), Me.fromBufferAttribute(i, u), a ? (Be.addScaledVector(Ie, e), Te.addScaledVector(Se, e), Re.addScaledVector(Me, e)) : (Be.addScaledVector(Ie.sub(we), e), Te.addScaledVector(Se.sub(be), e), Re.addScaledVector(Me.sub(Ce), e))) + } + we.add(Be), be.add(Te), Ce.add(Re) + } + t.isSkinnedMesh && (t.boneTransform(c, we), t.boneTransform(h, be), t.boneTransform(u, Ce)); + const A = function (t, e, i, n, s, r, a, o) { + let l; + if (l = 1 === e.side ? n.intersectTriangle(a, r, s, !0, o) : n.intersectTriangle(s, r, a, 2 !== e.side, o), null === l) return null; + Fe.copy(o), Fe.applyMatrix4(t.matrixWorld); + const c = i.ray.origin.distanceTo(Fe); + return c < i.near || c > i.far ? null : {distance: c, point: Fe.clone(), object: t} + }(t, e, i, n, we, be, Ce, Pe); + if (A) { + o && (De.fromBufferAttribute(o, c), Le.fromBufferAttribute(o, h), Qe.fromBufferAttribute(o, u), A.uv = ie.getUV(Pe, we, be, Ce, De, Le, Qe, new v)), l && (De.fromBufferAttribute(l, c), Le.fromBufferAttribute(l, h), Qe.fromBufferAttribute(l, u), A.uv2 = ie.getUV(Pe, we, be, Ce, De, Le, Qe, new v)); + const t = {a: c, b: h, c: u, normal: new V, materialIndex: 0}; + ie.getNormal(we, be, Ce, t.normal), A.face = t + } + return A +} + +class ke extends ye { + constructor(t = 1, e = 1, i = 1, n = 1, s = 1, r = 1) { + super(), this.type = "BoxGeometry", this.parameters = { + width: t, + height: e, + depth: i, + widthSegments: n, + heightSegments: s, + depthSegments: r + }; + const a = this; + n = Math.floor(n), s = Math.floor(s), r = Math.floor(r); + const o = [], l = [], c = [], h = []; + let u = 0, d = 0; + + function A(t, e, i, n, s, r, A, p, m, g, f) { + const v = r / m, y = A / g, x = r / 2, _ = A / 2, E = p / 2, w = m + 1, b = g + 1; + let C = 0, I = 0; + const S = new V; + for (let r = 0; r < b; r++) { + const a = r * y - _; + for (let o = 0; o < w; o++) { + const u = o * v - x; + S[t] = u * n, S[e] = a * s, S[i] = E, l.push(S.x, S.y, S.z), S[t] = 0, S[e] = 0, S[i] = p > 0 ? 1 : -1, c.push(S.x, S.y, S.z), h.push(o / m), h.push(1 - r / g), C += 1 + } + } + for (let t = 0; t < g; t++) for (let e = 0; e < m; e++) { + const i = u + e + w * t, n = u + e + w * (t + 1), s = u + (e + 1) + w * (t + 1), + r = u + (e + 1) + w * t; + o.push(i, n, r), o.push(n, s, r), I += 6 + } + a.addGroup(d, I, f), d += I, u += C + } + + A("z", "y", "x", -1, -1, i, e, t, r, s, 0), A("z", "y", "x", 1, -1, i, e, -t, r, s, 1), A("x", "z", "y", 1, 1, t, i, e, n, r, 2), A("x", "z", "y", 1, -1, t, i, -e, n, r, 3), A("x", "y", "z", 1, -1, t, e, i, n, s, 4), A("x", "y", "z", -1, -1, t, e, -i, n, s, 5), this.setIndex(o), this.setAttribute("position", new ue(l, 3)), this.setAttribute("normal", new ue(c, 3)), this.setAttribute("uv", new ue(h, 2)) + } + + static fromJSON(t) { + return new ke(t.width, t.height, t.depth, t.widthSegments, t.heightSegments, t.depthSegments) + } +} + +function Oe(t) { + const e = {}; + for (const i in t) { + e[i] = {}; + for (const n in t[i]) { + const s = t[i][n]; + s && (s.isColor || s.isMatrix3 || s.isMatrix4 || s.isVector2 || s.isVector3 || s.isVector4 || s.isTexture || s.isQuaternion) ? e[i][n] = s.clone() : Array.isArray(s) ? e[i][n] = s.slice() : e[i][n] = s + } + } + return e +} + +function Ge(t) { + const e = {}; + for (let i = 0; i < t.length; i++) { + const n = Oe(t[i]); + for (const t in n) e[t] = n[t] + } + return e +} + +const ze = {clone: Oe, merge: Ge}; + +class He extends se { + constructor(t) { + super(), this.isShaderMaterial = !0, this.type = "ShaderMaterial", this.defines = {}, this.uniforms = {}, this.uniformsGroups = [], this.vertexShader = "void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}", this.fragmentShader = "void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}", this.linewidth = 1, this.wireframe = !1, this.wireframeLinewidth = 1, this.fog = !1, this.lights = !1, this.clipping = !1, this.extensions = { + derivatives: !1, + fragDepth: !1, + drawBuffers: !1, + shaderTextureLOD: !1 + }, this.defaultAttributeValues = { + color: [1, 1, 1], + uv: [0, 0], + uv2: [0, 0] + }, this.index0AttributeName = void 0, this.uniformsNeedUpdate = !1, this.glslVersion = null, void 0 !== t && this.setValues(t) + } + + copy(t) { + return super.copy(t), this.fragmentShader = t.fragmentShader, this.vertexShader = t.vertexShader, this.uniforms = Oe(t.uniforms), this.uniformsGroups = function (t) { + const e = []; + for (let i = 0; i < t.length; i++) e.push(t[i].clone()); + return e + }(t.uniformsGroups), this.defines = Object.assign({}, t.defines), this.wireframe = t.wireframe, this.wireframeLinewidth = t.wireframeLinewidth, this.fog = t.fog, this.lights = t.lights, this.clipping = t.clipping, this.extensions = Object.assign({}, t.extensions), this.glslVersion = t.glslVersion, this + } + + toJSON(t) { + const e = super.toJSON(t); + e.glslVersion = this.glslVersion, e.uniforms = {}; + for (const i in this.uniforms) { + const n = this.uniforms[i].value; + n && n.isTexture ? e.uniforms[i] = { + type: "t", + value: n.toJSON(t).uuid + } : n && n.isColor ? e.uniforms[i] = { + type: "c", + value: n.getHex() + } : n && n.isVector2 ? e.uniforms[i] = { + type: "v2", + value: n.toArray() + } : n && n.isVector3 ? e.uniforms[i] = { + type: "v3", + value: n.toArray() + } : n && n.isVector4 ? e.uniforms[i] = { + type: "v4", + value: n.toArray() + } : n && n.isMatrix3 ? e.uniforms[i] = { + type: "m3", + value: n.toArray() + } : n && n.isMatrix4 ? e.uniforms[i] = {type: "m4", value: n.toArray()} : e.uniforms[i] = {value: n} + } + Object.keys(this.defines).length > 0 && (e.defines = this.defines), e.vertexShader = this.vertexShader, e.fragmentShader = this.fragmentShader; + const i = {}; + for (const t in this.extensions) !0 === this.extensions[t] && (i[t] = !0); + return Object.keys(i).length > 0 && (e.extensions = i), e + } +} + +class Ve extends Wt { + constructor() { + super(), this.isCamera = !0, this.type = "Camera", this.matrixWorldInverse = new xt, this.projectionMatrix = new xt, this.projectionMatrixInverse = new xt + } + + copy(t, e) { + return super.copy(t, e), this.matrixWorldInverse.copy(t.matrixWorldInverse), this.projectionMatrix.copy(t.projectionMatrix), this.projectionMatrixInverse.copy(t.projectionMatrixInverse), this + } + + getWorldDirection(t) { + this.updateWorldMatrix(!0, !1); + const e = this.matrixWorld.elements; + return t.set(-e[8], -e[9], -e[10]).normalize() + } + + updateMatrixWorld(t) { + super.updateMatrixWorld(t), this.matrixWorldInverse.copy(this.matrixWorld).invert() + } + + updateWorldMatrix(t, e) { + super.updateWorldMatrix(t, e), this.matrixWorldInverse.copy(this.matrixWorld).invert() + } + + clone() { + return (new this.constructor).copy(this) + } +} + +class We extends Ve { + constructor(t = 50, e = 1, i = .1, n = 2e3) { + super(), this.isPerspectiveCamera = !0, this.type = "PerspectiveCamera", this.fov = t, this.zoom = 1, this.near = i, this.far = n, this.focus = 10, this.aspect = e, this.view = null, this.filmGauge = 35, this.filmOffset = 0, this.updateProjectionMatrix() + } + + copy(t, e) { + return super.copy(t, e), this.fov = t.fov, this.zoom = t.zoom, this.near = t.near, this.far = t.far, this.focus = t.focus, this.aspect = t.aspect, this.view = null === t.view ? null : Object.assign({}, t.view), this.filmGauge = t.filmGauge, this.filmOffset = t.filmOffset, this + } + + setFocalLength(t) { + const e = .5 * this.getFilmHeight() / t; + this.fov = 2 * o * Math.atan(e), this.updateProjectionMatrix() + } + + getFocalLength() { + const t = Math.tan(.5 * a * this.fov); + return .5 * this.getFilmHeight() / t + } + + getEffectiveFOV() { + return 2 * o * Math.atan(Math.tan(.5 * a * this.fov) / this.zoom) + } + + getFilmWidth() { + return this.filmGauge * Math.min(this.aspect, 1) + } + + getFilmHeight() { + return this.filmGauge / Math.max(this.aspect, 1) + } + + setViewOffset(t, e, i, n, s, r) { + this.aspect = t / e, null === this.view && (this.view = { + enabled: !0, + fullWidth: 1, + fullHeight: 1, + offsetX: 0, + offsetY: 0, + width: 1, + height: 1 + }), this.view.enabled = !0, this.view.fullWidth = t, this.view.fullHeight = e, this.view.offsetX = i, this.view.offsetY = n, this.view.width = s, this.view.height = r, this.updateProjectionMatrix() + } + + clearViewOffset() { + null !== this.view && (this.view.enabled = !1), this.updateProjectionMatrix() + } + + updateProjectionMatrix() { + const t = this.near; + let e = t * Math.tan(.5 * a * this.fov) / this.zoom, i = 2 * e, n = this.aspect * i, s = -.5 * n; + const r = this.view; + if (null !== this.view && this.view.enabled) { + const t = r.fullWidth, a = r.fullHeight; + s += r.offsetX * n / t, e -= r.offsetY * i / a, n *= r.width / t, i *= r.height / a + } + const o = this.filmOffset; + 0 !== o && (s += t * o / this.getFilmWidth()), this.projectionMatrix.makePerspective(s, s + n, e, e - i, t, this.far), this.projectionMatrixInverse.copy(this.projectionMatrix).invert() + } + + toJSON(t) { + const e = super.toJSON(t); + return e.object.fov = this.fov, e.object.zoom = this.zoom, e.object.near = this.near, e.object.far = this.far, e.object.focus = this.focus, e.object.aspect = this.aspect, null !== this.view && (e.object.view = Object.assign({}, this.view)), e.object.filmGauge = this.filmGauge, e.object.filmOffset = this.filmOffset, e + } +} + +class qe extends Wt { + constructor(t, e, i) { + super(), this.type = "CubeCamera", this.renderTarget = i; + const n = new We(90, 1, t, e); + n.layers = this.layers, n.up.set(0, -1, 0), n.lookAt(new V(1, 0, 0)), this.add(n); + const s = new We(90, 1, t, e); + s.layers = this.layers, s.up.set(0, -1, 0), s.lookAt(new V(-1, 0, 0)), this.add(s); + const r = new We(90, 1, t, e); + r.layers = this.layers, r.up.set(0, 0, 1), r.lookAt(new V(0, 1, 0)), this.add(r); + const a = new We(90, 1, t, e); + a.layers = this.layers, a.up.set(0, 0, -1), a.lookAt(new V(0, -1, 0)), this.add(a); + const o = new We(90, 1, t, e); + o.layers = this.layers, o.up.set(0, -1, 0), o.lookAt(new V(0, 0, 1)), this.add(o); + const l = new We(90, 1, t, e); + l.layers = this.layers, l.up.set(0, -1, 0), l.lookAt(new V(0, 0, -1)), this.add(l) + } + + update(t, e) { + null === this.parent && this.updateMatrixWorld(); + const i = this.renderTarget, [n, s, r, a, o, l] = this.children, c = t.getRenderTarget(), h = t.toneMapping, + u = t.xr.enabled; + t.toneMapping = 0, t.xr.enabled = !1; + const d = i.texture.generateMipmaps; + i.texture.generateMipmaps = !1, t.setRenderTarget(i, 0), t.render(e, n), t.setRenderTarget(i, 1), t.render(e, s), t.setRenderTarget(i, 2), t.render(e, r), t.setRenderTarget(i, 3), t.render(e, a), t.setRenderTarget(i, 4), t.render(e, o), i.texture.generateMipmaps = d, t.setRenderTarget(i, 5), t.render(e, l), t.setRenderTarget(c), t.toneMapping = h, t.xr.enabled = u, i.texture.needsPMREMUpdate = !0 + } +} + +class je extends U { + constructor(t, e, i, n, s, r, a, o, l, c) { + super(t = void 0 !== t ? t : [], e = void 0 !== e ? e : 301, i, n, s, r, a, o, l, c), this.isCubeTexture = !0, this.flipY = !1 + } + + get images() { + return this.image + } + + set images(t) { + this.image = t + } +} + +class Ye extends O { + constructor(t = 1, e = {}) { + super(t, t, e), this.isWebGLCubeRenderTarget = !0; + const i = {width: t, height: t, depth: 1}, n = [i, i, i, i, i, i]; + this.texture = new je(n, e.mapping, e.wrapS, e.wrapT, e.magFilter, e.minFilter, e.format, e.type, e.anisotropy, e.encoding), this.texture.isRenderTargetTexture = !0, this.texture.generateMipmaps = void 0 !== e.generateMipmaps && e.generateMipmaps, this.texture.minFilter = void 0 !== e.minFilter ? e.minFilter : 1006 + } + + fromEquirectangularTexture(t, e) { + this.texture.type = e.type, this.texture.encoding = e.encoding, this.texture.generateMipmaps = e.generateMipmaps, this.texture.minFilter = e.minFilter, this.texture.magFilter = e.magFilter; + const i = { + uniforms: {tEquirect: {value: null}}, + vertexShader: "\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t", + fragmentShader: "\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t" + }, n = new ke(5, 5, 5), s = new He({ + name: "CubemapFromEquirect", + uniforms: Oe(i.uniforms), + vertexShader: i.vertexShader, + fragmentShader: i.fragmentShader, + side: 1, + blending: 0 + }); + s.uniforms.tEquirect.value = e; + const r = new Ne(n, s), a = e.minFilter; + 1008 === e.minFilter && (e.minFilter = 1006); + return new qe(1, 10, this).update(t, r), e.minFilter = a, r.geometry.dispose(), r.material.dispose(), this + } + + clear(t, e, i, n) { + const s = t.getRenderTarget(); + for (let s = 0; s < 6; s++) t.setRenderTarget(this, s), t.clear(e, i, n); + t.setRenderTarget(s) + } +} + +const Je = new V, Xe = new V, Ke = new y; + +class $e { + constructor(t = new V(1, 0, 0), e = 0) { + this.isPlane = !0, this.normal = t, this.constant = e + } + + set(t, e) { + return this.normal.copy(t), this.constant = e, this + } + + setComponents(t, e, i, n) { + return this.normal.set(t, e, i), this.constant = n, this + } + + setFromNormalAndCoplanarPoint(t, e) { + return this.normal.copy(t), this.constant = -e.dot(this.normal), this + } + + setFromCoplanarPoints(t, e, i) { + const n = Je.subVectors(i, e).cross(Xe.subVectors(t, e)).normalize(); + return this.setFromNormalAndCoplanarPoint(n, t), this + } + + copy(t) { + return this.normal.copy(t.normal), this.constant = t.constant, this + } + + normalize() { + const t = 1 / this.normal.length(); + return this.normal.multiplyScalar(t), this.constant *= t, this + } + + negate() { + return this.constant *= -1, this.normal.negate(), this + } + + distanceToPoint(t) { + return this.normal.dot(t) + this.constant + } + + distanceToSphere(t) { + return this.distanceToPoint(t.center) - t.radius + } + + projectPoint(t, e) { + return e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t) + } + + intersectLine(t, e) { + const i = t.delta(Je), n = this.normal.dot(i); + if (0 === n) return 0 === this.distanceToPoint(t.start) ? e.copy(t.start) : null; + const s = -(t.start.dot(this.normal) + this.constant) / n; + return s < 0 || s > 1 ? null : e.copy(i).multiplyScalar(s).add(t.start) + } + + intersectsLine(t) { + const e = this.distanceToPoint(t.start), i = this.distanceToPoint(t.end); + return e < 0 && i > 0 || i < 0 && e > 0 + } + + intersectsBox(t) { + return t.intersectsPlane(this) + } + + intersectsSphere(t) { + return t.intersectsPlane(this) + } + + coplanarPoint(t) { + return t.copy(this.normal).multiplyScalar(-this.constant) + } + + applyMatrix4(t, e) { + const i = e || Ke.getNormalMatrix(t), n = this.coplanarPoint(Je).applyMatrix4(t), + s = this.normal.applyMatrix3(i).normalize(); + return this.constant = -n.dot(s), this + } + + translate(t) { + return this.constant -= t.dot(this.normal), this + } + + equals(t) { + return t.normal.equals(this.normal) && t.constant === this.constant + } + + clone() { + return (new this.constructor).copy(this) + } +} + +const Ze = new ut, ti = new V; + +class ei { + constructor(t = new $e, e = new $e, i = new $e, n = new $e, s = new $e, r = new $e) { + this.planes = [t, e, i, n, s, r] + } + + set(t, e, i, n, s, r) { + const a = this.planes; + return a[0].copy(t), a[1].copy(e), a[2].copy(i), a[3].copy(n), a[4].copy(s), a[5].copy(r), this + } + + copy(t) { + const e = this.planes; + for (let i = 0; i < 6; i++) e[i].copy(t.planes[i]); + return this + } + + setFromProjectionMatrix(t) { + const e = this.planes, i = t.elements, n = i[0], s = i[1], r = i[2], a = i[3], o = i[4], l = i[5], c = i[6], + h = i[7], u = i[8], d = i[9], A = i[10], p = i[11], m = i[12], g = i[13], f = i[14], v = i[15]; + return e[0].setComponents(a - n, h - o, p - u, v - m).normalize(), e[1].setComponents(a + n, h + o, p + u, v + m).normalize(), e[2].setComponents(a + s, h + l, p + d, v + g).normalize(), e[3].setComponents(a - s, h - l, p - d, v - g).normalize(), e[4].setComponents(a - r, h - c, p - A, v - f).normalize(), e[5].setComponents(a + r, h + c, p + A, v + f).normalize(), this + } + + intersectsObject(t) { + const e = t.geometry; + return null === e.boundingSphere && e.computeBoundingSphere(), Ze.copy(e.boundingSphere).applyMatrix4(t.matrixWorld), this.intersectsSphere(Ze) + } + + intersectsSprite(t) { + return Ze.center.set(0, 0, 0), Ze.radius = .7071067811865476, Ze.applyMatrix4(t.matrixWorld), this.intersectsSphere(Ze) + } + + intersectsSphere(t) { + const e = this.planes, i = t.center, n = -t.radius; + for (let t = 0; t < 6; t++) { + if (e[t].distanceToPoint(i) < n) return !1 + } + return !0 + } + + intersectsBox(t) { + const e = this.planes; + for (let i = 0; i < 6; i++) { + const n = e[i]; + if (ti.x = n.normal.x > 0 ? t.max.x : t.min.x, ti.y = n.normal.y > 0 ? t.max.y : t.min.y, ti.z = n.normal.z > 0 ? t.max.z : t.min.z, n.distanceToPoint(ti) < 0) return !1 + } + return !0 + } + + containsPoint(t) { + const e = this.planes; + for (let i = 0; i < 6; i++) if (e[i].distanceToPoint(t) < 0) return !1; + return !0 + } + + clone() { + return (new this.constructor).copy(this) + } +} + +function ii() { + let t = null, e = !1, i = null, n = null; + + function s(e, r) { + i(e, r), n = t.requestAnimationFrame(s) + } + + return { + start: function () { + !0 !== e && null !== i && (n = t.requestAnimationFrame(s), e = !0) + }, stop: function () { + t.cancelAnimationFrame(n), e = !1 + }, setAnimationLoop: function (t) { + i = t + }, setContext: function (e) { + t = e + } + } +} + +function ni(t, e) { + const i = e.isWebGL2, n = new WeakMap; + return { + get: function (t) { + return t.isInterleavedBufferAttribute && (t = t.data), n.get(t) + }, remove: function (e) { + e.isInterleavedBufferAttribute && (e = e.data); + const i = n.get(e); + i && (t.deleteBuffer(i.buffer), n.delete(e)) + }, update: function (e, s) { + if (e.isGLBufferAttribute) { + const t = n.get(e); + return void ((!t || t.version < e.version) && n.set(e, { + buffer: e.buffer, + type: e.type, + bytesPerElement: e.elementSize, + version: e.version + })) + } + e.isInterleavedBufferAttribute && (e = e.data); + const r = n.get(e); + void 0 === r ? n.set(e, function (e, n) { + const s = e.array, r = e.usage, a = t.createBuffer(); + let o; + if (t.bindBuffer(n, a), t.bufferData(n, s, r), e.onUploadCallback(), s instanceof Float32Array) o = 5126; else if (s instanceof Uint16Array) if (e.isFloat16BufferAttribute) { + if (!i) throw new Error("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2."); + o = 5131 + } else o = 5123; else if (s instanceof Int16Array) o = 5122; else if (s instanceof Uint32Array) o = 5125; else if (s instanceof Int32Array) o = 5124; else if (s instanceof Int8Array) o = 5120; else if (s instanceof Uint8Array) o = 5121; else { + if (!(s instanceof Uint8ClampedArray)) throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: " + s); + o = 5121 + } + return {buffer: a, type: o, bytesPerElement: s.BYTES_PER_ELEMENT, version: e.version} + }(e, s)) : r.version < e.version && (!function (e, n, s) { + const r = n.array, a = n.updateRange; + t.bindBuffer(s, e), -1 === a.count ? t.bufferSubData(s, 0, r) : (i ? t.bufferSubData(s, a.offset * r.BYTES_PER_ELEMENT, r, a.offset, a.count) : t.bufferSubData(s, a.offset * r.BYTES_PER_ELEMENT, r.subarray(a.offset, a.offset + a.count)), a.count = -1) + }(r.buffer, e, s), r.version = e.version) + } + } +} + +class si extends ye { + constructor(t = 1, e = 1, i = 1, n = 1) { + super(), this.type = "PlaneGeometry", this.parameters = { + width: t, + height: e, + widthSegments: i, + heightSegments: n + }; + const s = t / 2, r = e / 2, a = Math.floor(i), o = Math.floor(n), l = a + 1, c = o + 1, h = t / a, u = e / o, + d = [], A = [], p = [], m = []; + for (let t = 0; t < c; t++) { + const e = t * u - r; + for (let i = 0; i < l; i++) { + const n = i * h - s; + A.push(n, -e, 0), p.push(0, 0, 1), m.push(i / a), m.push(1 - t / o) + } + } + for (let t = 0; t < o; t++) for (let e = 0; e < a; e++) { + const i = e + l * t, n = e + l * (t + 1), s = e + 1 + l * (t + 1), r = e + 1 + l * t; + d.push(i, n, r), d.push(n, s, r) + } + this.setIndex(d), this.setAttribute("position", new ue(A, 3)), this.setAttribute("normal", new ue(p, 3)), this.setAttribute("uv", new ue(m, 2)) + } + + static fromJSON(t) { + return new si(t.width, t.height, t.widthSegments, t.heightSegments) + } +} + +const ri = { + alphamap_fragment: "#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif", + alphamap_pars_fragment: "#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif", + alphatest_fragment: "#ifdef USE_ALPHATEST\n\tif ( diffuseColor.a < alphaTest ) discard;\n#endif", + alphatest_pars_fragment: "#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif", + aomap_fragment: "#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif", + aomap_pars_fragment: "#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif", + begin_vertex: "vec3 transformed = vec3( position );", + beginnormal_vertex: "vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif", + bsdfs: "vec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in float f90, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( V * D );\n}\n#ifdef USE_IRIDESCENCE\n\tvec3 BRDF_GGX_Iridescence( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in float f90, const in float iridescence, const in vec3 iridescenceFresnel, const in float roughness ) {\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = mix( F_Schlick( f0, f90, dotVH ), iridescenceFresnel, iridescence );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif", + iridescence_fragment: "#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660, 0.0556434,\n\t\t-1.5371385, 1.8760108, -0.2040259,\n\t\t-0.4985314, 0.0415560, 1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\t return vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat R21 = R12;\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif", + bumpmap_pars_fragment: "#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos.xyz );\n\t\tvec3 vSigmaY = dFdy( surf_pos.xyz );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif", + clipping_planes_fragment: "#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif", + clipping_planes_pars_fragment: "#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif", + clipping_planes_pars_vertex: "#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif", + clipping_planes_vertex: "#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif", + color_fragment: "#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif", + color_pars_fragment: "#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif", + color_pars_vertex: "#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif", + color_vertex: "#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif", + common: "#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat luminance( const in vec3 rgb ) {\n\tconst vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );\n\treturn dot( weights, rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}", + cube_uv_reflection_fragment: "#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_v0 0.339\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_v1 0.276\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_v4 0.046\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_v5 0.016\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_v6 0.0038\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif", + defaultnormal_vertex: "vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif", + displacementmap_pars_vertex: "#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif", + displacementmap_vertex: "#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif", + emissivemap_fragment: "#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif", + emissivemap_pars_fragment: "#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif", + encodings_fragment: "gl_FragColor = linearToOutputTexel( gl_FragColor );", + encodings_pars_fragment: "vec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}", + envmap_fragment: "#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif", + envmap_common_pars_fragment: "#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif", + envmap_pars_fragment: "#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif", + envmap_pars_vertex: "#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif", + envmap_physical_pars_fragment: "#if defined( USE_ENVMAP )\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n#endif", + envmap_vertex: "#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif", + fog_vertex: "#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif", + fog_pars_vertex: "#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif", + fog_fragment: "#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif", + fog_pars_fragment: "#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif", + gradientmap_pars_fragment: "#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}", + lightmap_fragment: "#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif", + lightmap_pars_fragment: "#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif", + lights_lambert_fragment: "LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;", + lights_lambert_pars_fragment: "varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert\n#define Material_LightProbeLOD( material )\t(0)", + lights_pars_begin: "uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tif ( cutoffDistance > 0.0 ) {\n\t\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t}\n\t\treturn distanceFalloff;\n\t#else\n\t\tif ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\t\treturn pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t\t}\n\t\treturn 1.0;\n\t#endif\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif", + lights_toon_fragment: "ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;", + lights_toon_pars_fragment: "varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)", + lights_phong_fragment: "BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;", + lights_phong_pars_fragment: "varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)", + lights_physical_fragment: "PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULARINTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vUv ).a;\n\t\t#endif\n\t\t#ifdef USE_SPECULARCOLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vUv ).rgb;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vUv ).a;\n\t#endif\n#endif", + lights_physical_pars_fragment: "struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n};\nvec3 clearcoatSpecular = vec3( 0.0 );\nvec3 sheenSpecular = vec3( 0.0 );\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecular += ccIrradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\treflectedLight.directSpecular += irradiance * BRDF_GGX_Iridescence( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness );\n\t#else\n\t\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.roughness );\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * material.sheenColor * IBLSheenBRDF( geometry.normal, geometry.viewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}", + lights_fragment_begin: "\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef USE_CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometry.viewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometry, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry.normal );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif", + lights_fragment_maps: "#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometry.normal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif", + lights_fragment_end: "#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif", + logdepthbuf_fragment: "#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif", + logdepthbuf_pars_fragment: "#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif", + logdepthbuf_pars_vertex: "#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif", + logdepthbuf_vertex: "#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif", + map_fragment: "#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif", + map_pars_fragment: "#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif", + map_particle_fragment: "#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif", + map_particle_pars_fragment: "#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif", + metalnessmap_fragment: "float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif", + metalnessmap_pars_fragment: "#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif", + morphcolor_vertex: "#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif", + morphnormal_vertex: "#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\t\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\t\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\t\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\t#endif\n#endif", + morphtarget_pars_vertex: "#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t\tuniform sampler2DArray morphTargetsTexture;\n\t\tuniform ivec2 morphTargetsTextureSize;\n\t\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t\t}\n\t#else\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\tuniform float morphTargetInfluences[ 8 ];\n\t\t#else\n\t\t\tuniform float morphTargetInfluences[ 4 ];\n\t\t#endif\n\t#endif\n#endif", + morphtarget_vertex: "#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\t\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\t\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\t\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t\t#endif\n\t#endif\n#endif", + normal_fragment_begin: "float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;", + normal_fragment_maps: "#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( - vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif", + normal_pars_fragment: "#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif", + normal_pars_vertex: "#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif", + normal_vertex: "#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif", + normalmap_pars_fragment: "#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif", + clearcoat_normal_fragment_begin: "#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif", + clearcoat_normal_fragment_maps: "#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif", + clearcoat_pars_fragment: "#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif", + iridescence_pars_fragment: "#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif", + output_fragment: "#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha + 0.1;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );", + packing: "vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec2 packDepthToRG( in highp float v ) {\n\treturn packDepthToRGBA( v ).yx;\n}\nfloat unpackRGToDepth( const in highp vec2 v ) {\n\treturn unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}", + premultiplied_alpha_fragment: "#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif", + project_vertex: "vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;", + dithering_fragment: "#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif", + dithering_pars_fragment: "#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif", + roughnessmap_fragment: "float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif", + roughnessmap_pars_fragment: "#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif", + shadowmap_pars_fragment: "#if NUM_SPOT_LIGHT_COORDS > 0\n varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif", + shadowmap_pars_vertex: "#if NUM_SPOT_LIGHT_COORDS > 0\n uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif", + shadowmap_vertex: "#if defined( USE_SHADOWMAP ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_COORDS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif", + shadowmask_pars_fragment: "float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}", + skinbase_vertex: "#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif", + skinning_pars_vertex: "#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tuniform int boneTextureSize;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tfloat j = i * 4.0;\n\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\ty = dy * ( y + 0.5 );\n\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\treturn bone;\n\t}\n#endif", + skinning_vertex: "#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif", + skinnormal_vertex: "#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif", + specularmap_fragment: "float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif", + specularmap_pars_fragment: "#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif", + tonemapping_fragment: "#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif", + tonemapping_pars_fragment: "#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }", + transmission_fragment: "#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmission = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmission.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmission.rgb, material.transmission );\n#endif", + transmission_pars_fragment: "#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat framebufferLod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\t#ifdef texture2DLodEXT\n\t\t\treturn texture2DLodEXT( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#else\n\t\t\treturn texture2D( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#endif\n\t}\n\tvec3 applyVolumeAttenuation( const in vec3 radiance, const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn radiance;\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance * radiance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\tvec3 attenuatedColor = applyVolumeAttenuation( transmittedLight.rgb, length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor * diffuseColor, transmittedLight.a );\n\t}\n#endif", + uv_pars_fragment: "#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif", + uv_pars_vertex: "#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif", + uv_vertex: "#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif", + uv2_pars_fragment: "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif", + uv2_pars_vertex: "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif", + uv2_vertex: "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif", + worldpos_vertex: "#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif", + background_vert: "varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}", + background_frag: "uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tgl_FragColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tgl_FragColor = vec4( mix( pow( gl_FragColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), gl_FragColor.rgb * 0.0773993808, vec3( lessThanEqual( gl_FragColor.rgb, vec3( 0.04045 ) ) ) ), gl_FragColor.w );\n\t#endif\n\t#include \n\t#include \n}", + backgroundCube_vert: "varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}", + backgroundCube_frag: "#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}", + cube_vert: "varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}", + cube_frag: "uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}", + depth_vert: "#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}", + depth_frag: "#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}", + distanceRGBA_vert: "#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}", + distanceRGBA_frag: "#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}", + equirect_vert: "varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}", + equirect_frag: "uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}", + linedashed_vert: "uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + linedashed_frag: "uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + meshbasic_vert: "#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + meshbasic_frag: "uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + meshlambert_vert: "#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}", + meshlambert_frag: "#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + meshmatcap_vert: "#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}", + meshmatcap_frag: "#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + meshnormal_vert: "#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}", + meshnormal_frag: "#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}", + meshphong_vert: "#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}", + meshphong_frag: "#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + meshphysical_vert: "#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}", + meshphysical_frag: "#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULARINTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n\t#ifdef USE_SPECULARCOLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecular;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + clearcoatSpecular * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + meshtoon_vert: "#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}", + meshtoon_frag: "#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + points_vert: "uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}", + points_frag: "uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + shadow_vert: "#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}", + shadow_frag: "uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}", + sprite_vert: "uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}", + sprite_frag: "uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}" +}, ai = { + common: { + diffuse: {value: new D(16777215)}, + opacity: {value: 1}, + map: {value: null}, + uvTransform: {value: new y}, + uv2Transform: {value: new y}, + alphaMap: {value: null}, + alphaTest: {value: 0} + }, + specularmap: {specularMap: {value: null}}, + envmap: { + envMap: {value: null}, + flipEnvMap: {value: -1}, + reflectivity: {value: 1}, + ior: {value: 1.5}, + refractionRatio: {value: .98} + }, + aomap: {aoMap: {value: null}, aoMapIntensity: {value: 1}}, + lightmap: {lightMap: {value: null}, lightMapIntensity: {value: 1}}, + emissivemap: {emissiveMap: {value: null}}, + bumpmap: {bumpMap: {value: null}, bumpScale: {value: 1}}, + normalmap: {normalMap: {value: null}, normalScale: {value: new v(1, 1)}}, + displacementmap: {displacementMap: {value: null}, displacementScale: {value: 1}, displacementBias: {value: 0}}, + roughnessmap: {roughnessMap: {value: null}}, + metalnessmap: {metalnessMap: {value: null}}, + gradientmap: {gradientMap: {value: null}}, + fog: {fogDensity: {value: 25e-5}, fogNear: {value: 1}, fogFar: {value: 2e3}, fogColor: {value: new D(16777215)}}, + lights: { + ambientLightColor: {value: []}, + lightProbe: {value: []}, + directionalLights: {value: [], properties: {direction: {}, color: {}}}, + directionalLightShadows: { + value: [], + properties: {shadowBias: {}, shadowNormalBias: {}, shadowRadius: {}, shadowMapSize: {}} + }, + directionalShadowMap: {value: []}, + directionalShadowMatrix: {value: []}, + spotLights: { + value: [], + properties: {color: {}, position: {}, direction: {}, distance: {}, coneCos: {}, penumbraCos: {}, decay: {}} + }, + spotLightShadows: { + value: [], + properties: {shadowBias: {}, shadowNormalBias: {}, shadowRadius: {}, shadowMapSize: {}} + }, + spotLightMap: {value: []}, + spotShadowMap: {value: []}, + spotLightMatrix: {value: []}, + pointLights: {value: [], properties: {color: {}, position: {}, decay: {}, distance: {}}}, + pointLightShadows: { + value: [], + properties: { + shadowBias: {}, + shadowNormalBias: {}, + shadowRadius: {}, + shadowMapSize: {}, + shadowCameraNear: {}, + shadowCameraFar: {} + } + }, + pointShadowMap: {value: []}, + pointShadowMatrix: {value: []}, + hemisphereLights: {value: [], properties: {direction: {}, skyColor: {}, groundColor: {}}}, + rectAreaLights: {value: [], properties: {color: {}, position: {}, width: {}, height: {}}}, + ltc_1: {value: null}, + ltc_2: {value: null} + }, + points: { + diffuse: {value: new D(16777215)}, + opacity: {value: 1}, + size: {value: 1}, + scale: {value: 1}, + map: {value: null}, + alphaMap: {value: null}, + alphaTest: {value: 0}, + uvTransform: {value: new y} + }, + sprite: { + diffuse: {value: new D(16777215)}, + opacity: {value: 1}, + center: {value: new v(.5, .5)}, + rotation: {value: 0}, + map: {value: null}, + alphaMap: {value: null}, + alphaTest: {value: 0}, + uvTransform: {value: new y} + } +}, oi = { + basic: { + uniforms: Ge([ai.common, ai.specularmap, ai.envmap, ai.aomap, ai.lightmap, ai.fog]), + vertexShader: ri.meshbasic_vert, + fragmentShader: ri.meshbasic_frag + }, + lambert: { + uniforms: Ge([ai.common, ai.specularmap, ai.envmap, ai.aomap, ai.lightmap, ai.emissivemap, ai.bumpmap, ai.normalmap, ai.displacementmap, ai.fog, ai.lights, {emissive: {value: new D(0)}}]), + vertexShader: ri.meshlambert_vert, + fragmentShader: ri.meshlambert_frag + }, + phong: { + uniforms: Ge([ai.common, ai.specularmap, ai.envmap, ai.aomap, ai.lightmap, ai.emissivemap, ai.bumpmap, ai.normalmap, ai.displacementmap, ai.fog, ai.lights, { + emissive: {value: new D(0)}, + specular: {value: new D(1118481)}, + shininess: {value: 30} + }]), vertexShader: ri.meshphong_vert, fragmentShader: ri.meshphong_frag + }, + standard: { + uniforms: Ge([ai.common, ai.envmap, ai.aomap, ai.lightmap, ai.emissivemap, ai.bumpmap, ai.normalmap, ai.displacementmap, ai.roughnessmap, ai.metalnessmap, ai.fog, ai.lights, { + emissive: {value: new D(0)}, + roughness: {value: 1}, + metalness: {value: 0}, + envMapIntensity: {value: 1} + }]), vertexShader: ri.meshphysical_vert, fragmentShader: ri.meshphysical_frag + }, + toon: { + uniforms: Ge([ai.common, ai.aomap, ai.lightmap, ai.emissivemap, ai.bumpmap, ai.normalmap, ai.displacementmap, ai.gradientmap, ai.fog, ai.lights, {emissive: {value: new D(0)}}]), + vertexShader: ri.meshtoon_vert, + fragmentShader: ri.meshtoon_frag + }, + matcap: { + uniforms: Ge([ai.common, ai.bumpmap, ai.normalmap, ai.displacementmap, ai.fog, {matcap: {value: null}}]), + vertexShader: ri.meshmatcap_vert, + fragmentShader: ri.meshmatcap_frag + }, + points: {uniforms: Ge([ai.points, ai.fog]), vertexShader: ri.points_vert, fragmentShader: ri.points_frag}, + dashed: { + uniforms: Ge([ai.common, ai.fog, {scale: {value: 1}, dashSize: {value: 1}, totalSize: {value: 2}}]), + vertexShader: ri.linedashed_vert, + fragmentShader: ri.linedashed_frag + }, + depth: {uniforms: Ge([ai.common, ai.displacementmap]), vertexShader: ri.depth_vert, fragmentShader: ri.depth_frag}, + normal: { + uniforms: Ge([ai.common, ai.bumpmap, ai.normalmap, ai.displacementmap, {opacity: {value: 1}}]), + vertexShader: ri.meshnormal_vert, + fragmentShader: ri.meshnormal_frag + }, + sprite: {uniforms: Ge([ai.sprite, ai.fog]), vertexShader: ri.sprite_vert, fragmentShader: ri.sprite_frag}, + background: { + uniforms: {uvTransform: {value: new y}, t2D: {value: null}}, + vertexShader: ri.background_vert, + fragmentShader: ri.background_frag + }, + backgroundCube: { + uniforms: {envMap: {value: null}, flipEnvMap: {value: -1}, backgroundBlurriness: {value: 0}}, + vertexShader: ri.backgroundCube_vert, + fragmentShader: ri.backgroundCube_frag + }, + cube: { + uniforms: {tCube: {value: null}, tFlip: {value: -1}, opacity: {value: 1}}, + vertexShader: ri.cube_vert, + fragmentShader: ri.cube_frag + }, + equirect: {uniforms: {tEquirect: {value: null}}, vertexShader: ri.equirect_vert, fragmentShader: ri.equirect_frag}, + distanceRGBA: { + uniforms: Ge([ai.common, ai.displacementmap, { + referencePosition: {value: new V}, + nearDistance: {value: 1}, + farDistance: {value: 1e3} + }]), vertexShader: ri.distanceRGBA_vert, fragmentShader: ri.distanceRGBA_frag + }, + shadow: { + uniforms: Ge([ai.lights, ai.fog, {color: {value: new D(0)}, opacity: {value: 1}}]), + vertexShader: ri.shadow_vert, + fragmentShader: ri.shadow_frag + } +}; + +function li(t, e, i, n, s, r, a) { + const o = new D(0); + let l, c, h = !0 === r ? 0 : 1, u = null, d = 0, A = null; + + function p(t, e) { + n.buffers.color.setClear(t.r, t.g, t.b, e, a) + } + + return { + getClearColor: function () { + return o + }, setClearColor: function (t, e = 1) { + o.set(t), h = e, p(o, h) + }, getClearAlpha: function () { + return h + }, setClearAlpha: function (t) { + h = t, p(o, h) + }, render: function (n, r) { + let a = !1, m = !0 === r.isScene ? r.background : null; + if (m && m.isTexture) { + m = (r.backgroundBlurriness > 0 ? i : e).get(m) + } + const g = t.xr, f = g.getSession && g.getSession(); + f && "additive" === f.environmentBlendMode && (m = null), null === m ? p(o, h) : m && m.isColor && (p(m, 1), a = !0), (t.autoClear || a) && t.clear(t.autoClearColor, t.autoClearDepth, t.autoClearStencil), m && (m.isCubeTexture || 306 === m.mapping) ? (void 0 === c && (c = new Ne(new ke(1, 1, 1), new He({ + name: "BackgroundCubeMaterial", + uniforms: Oe(oi.backgroundCube.uniforms), + vertexShader: oi.backgroundCube.vertexShader, + fragmentShader: oi.backgroundCube.fragmentShader, + side: 1, + depthTest: !1, + depthWrite: !1, + fog: !1 + })), c.geometry.deleteAttribute("normal"), c.geometry.deleteAttribute("uv"), c.onBeforeRender = function (t, e, i) { + this.matrixWorld.copyPosition(i.matrixWorld) + }, Object.defineProperty(c.material, "envMap", { + get: function () { + return this.uniforms.envMap.value + } + }), s.update(c)), c.material.uniforms.envMap.value = m, c.material.uniforms.flipEnvMap.value = m.isCubeTexture && !1 === m.isRenderTargetTexture ? -1 : 1, c.material.uniforms.backgroundBlurriness.value = r.backgroundBlurriness, u === m && d === m.version && A === t.toneMapping || (c.material.needsUpdate = !0, u = m, d = m.version, A = t.toneMapping), c.layers.enableAll(), n.unshift(c, c.geometry, c.material, 0, 0, null)) : m && m.isTexture && (void 0 === l && (l = new Ne(new si(2, 2), new He({ + name: "BackgroundMaterial", + uniforms: Oe(oi.background.uniforms), + vertexShader: oi.background.vertexShader, + fragmentShader: oi.background.fragmentShader, + side: 0, + depthTest: !1, + depthWrite: !1, + fog: !1 + })), l.geometry.deleteAttribute("normal"), Object.defineProperty(l.material, "map", { + get: function () { + return this.uniforms.t2D.value + } + }), s.update(l)), l.material.uniforms.t2D.value = m, !0 === m.matrixAutoUpdate && m.updateMatrix(), l.material.uniforms.uvTransform.value.copy(m.matrix), u === m && d === m.version && A === t.toneMapping || (l.material.needsUpdate = !0, u = m, d = m.version, A = t.toneMapping), l.layers.enableAll(), n.unshift(l, l.geometry, l.material, 0, 0, null)) + } + } +} + +function ci(t, e, i, n) { + const s = t.getParameter(34921), r = n.isWebGL2 ? null : e.get("OES_vertex_array_object"), + a = n.isWebGL2 || null !== r, o = {}, l = A(null); + let c = l, h = !1; + + function u(e) { + return n.isWebGL2 ? t.bindVertexArray(e) : r.bindVertexArrayOES(e) + } + + function d(e) { + return n.isWebGL2 ? t.deleteVertexArray(e) : r.deleteVertexArrayOES(e) + } + + function A(t) { + const e = [], i = [], n = []; + for (let t = 0; t < s; t++) e[t] = 0, i[t] = 0, n[t] = 0; + return { + geometry: null, + program: null, + wireframe: !1, + newAttributes: e, + enabledAttributes: i, + attributeDivisors: n, + object: t, + attributes: {}, + index: null + } + } + + function p() { + const t = c.newAttributes; + for (let e = 0, i = t.length; e < i; e++) t[e] = 0 + } + + function m(t) { + g(t, 0) + } + + function g(i, s) { + const r = c.newAttributes, a = c.enabledAttributes, o = c.attributeDivisors; + if (r[i] = 1, 0 === a[i] && (t.enableVertexAttribArray(i), a[i] = 1), o[i] !== s) { + (n.isWebGL2 ? t : e.get("ANGLE_instanced_arrays"))[n.isWebGL2 ? "vertexAttribDivisor" : "vertexAttribDivisorANGLE"](i, s), o[i] = s + } + } + + function f() { + const e = c.newAttributes, i = c.enabledAttributes; + for (let n = 0, s = i.length; n < s; n++) i[n] !== e[n] && (t.disableVertexAttribArray(n), i[n] = 0) + } + + function v(e, i, s, r, a, o) { + !0 !== n.isWebGL2 || 5124 !== s && 5125 !== s ? t.vertexAttribPointer(e, i, s, r, a, o) : t.vertexAttribIPointer(e, i, s, a, o) + } + + function y() { + x(), h = !0, c !== l && (c = l, u(c.object)) + } + + function x() { + l.geometry = null, l.program = null, l.wireframe = !1 + } + + return { + setup: function (s, l, d, y, x) { + let _ = !1; + if (a) { + const e = function (e, i, s) { + const a = !0 === s.wireframe; + let l = o[e.id]; + void 0 === l && (l = {}, o[e.id] = l); + let c = l[i.id]; + void 0 === c && (c = {}, l[i.id] = c); + let h = c[a]; + void 0 === h && (h = A(n.isWebGL2 ? t.createVertexArray() : r.createVertexArrayOES()), c[a] = h); + return h + }(y, d, l); + c !== e && (c = e, u(c.object)), _ = function (t, e, i, n) { + const s = c.attributes, r = e.attributes; + let a = 0; + const o = i.getAttributes(); + for (const e in o) { + if (o[e].location >= 0) { + const i = s[e]; + let n = r[e]; + if (void 0 === n && ("instanceMatrix" === e && t.instanceMatrix && (n = t.instanceMatrix), "instanceColor" === e && t.instanceColor && (n = t.instanceColor)), void 0 === i) return !0; + if (i.attribute !== n) return !0; + if (n && i.data !== n.data) return !0; + a++ + } + } + return c.attributesNum !== a || c.index !== n + }(s, y, d, x), _ && function (t, e, i, n) { + const s = {}, r = e.attributes; + let a = 0; + const o = i.getAttributes(); + for (const e in o) { + if (o[e].location >= 0) { + let i = r[e]; + void 0 === i && ("instanceMatrix" === e && t.instanceMatrix && (i = t.instanceMatrix), "instanceColor" === e && t.instanceColor && (i = t.instanceColor)); + const n = {}; + n.attribute = i, i && i.data && (n.data = i.data), s[e] = n, a++ + } + } + c.attributes = s, c.attributesNum = a, c.index = n + }(s, y, d, x) + } else { + const t = !0 === l.wireframe; + c.geometry === y.id && c.program === d.id && c.wireframe === t || (c.geometry = y.id, c.program = d.id, c.wireframe = t, _ = !0) + } + null !== x && i.update(x, 34963), (_ || h) && (h = !1, function (s, r, a, o) { + if (!1 === n.isWebGL2 && (s.isInstancedMesh || o.isInstancedBufferGeometry) && null === e.get("ANGLE_instanced_arrays")) return; + p(); + const l = o.attributes, c = a.getAttributes(), h = r.defaultAttributeValues; + for (const e in c) { + const n = c[e]; + if (n.location >= 0) { + let r = l[e]; + if (void 0 === r && ("instanceMatrix" === e && s.instanceMatrix && (r = s.instanceMatrix), "instanceColor" === e && s.instanceColor && (r = s.instanceColor)), void 0 !== r) { + const e = r.normalized, a = r.itemSize, l = i.get(r); + if (void 0 === l) continue; + const c = l.buffer, h = l.type, u = l.bytesPerElement; + if (r.isInterleavedBufferAttribute) { + const i = r.data, l = i.stride, d = r.offset; + if (i.isInstancedInterleavedBuffer) { + for (let t = 0; t < n.locationSize; t++) g(n.location + t, i.meshPerAttribute); + !0 !== s.isInstancedMesh && void 0 === o._maxInstanceCount && (o._maxInstanceCount = i.meshPerAttribute * i.count) + } else for (let t = 0; t < n.locationSize; t++) m(n.location + t); + t.bindBuffer(34962, c); + for (let t = 0; t < n.locationSize; t++) v(n.location + t, a / n.locationSize, h, e, l * u, (d + a / n.locationSize * t) * u) + } else { + if (r.isInstancedBufferAttribute) { + for (let t = 0; t < n.locationSize; t++) g(n.location + t, r.meshPerAttribute); + !0 !== s.isInstancedMesh && void 0 === o._maxInstanceCount && (o._maxInstanceCount = r.meshPerAttribute * r.count) + } else for (let t = 0; t < n.locationSize; t++) m(n.location + t); + t.bindBuffer(34962, c); + for (let t = 0; t < n.locationSize; t++) v(n.location + t, a / n.locationSize, h, e, a * u, a / n.locationSize * t * u) + } + } else if (void 0 !== h) { + const i = h[e]; + if (void 0 !== i) switch (i.length) { + case 2: + t.vertexAttrib2fv(n.location, i); + break; + case 3: + t.vertexAttrib3fv(n.location, i); + break; + case 4: + t.vertexAttrib4fv(n.location, i); + break; + default: + t.vertexAttrib1fv(n.location, i) + } + } + } + } + f() + }(s, l, d, y), null !== x && t.bindBuffer(34963, i.get(x).buffer)) + }, reset: y, resetDefaultState: x, dispose: function () { + y(); + for (const t in o) { + const e = o[t]; + for (const t in e) { + const i = e[t]; + for (const t in i) d(i[t].object), delete i[t]; + delete e[t] + } + delete o[t] + } + }, releaseStatesOfGeometry: function (t) { + if (void 0 === o[t.id]) return; + const e = o[t.id]; + for (const t in e) { + const i = e[t]; + for (const t in i) d(i[t].object), delete i[t]; + delete e[t] + } + delete o[t.id] + }, releaseStatesOfProgram: function (t) { + for (const e in o) { + const i = o[e]; + if (void 0 === i[t.id]) continue; + const n = i[t.id]; + for (const t in n) d(n[t].object), delete n[t]; + delete i[t.id] + } + }, initAttributes: p, enableAttribute: m, disableUnusedAttributes: f + } +} + +function hi(t, e, i, n) { + const s = n.isWebGL2; + let r; + this.setMode = function (t) { + r = t + }, this.render = function (e, n) { + t.drawArrays(r, e, n), i.update(n, r, 1) + }, this.renderInstances = function (n, a, o) { + if (0 === o) return; + let l, c; + if (s) l = t, c = "drawArraysInstanced"; else if (l = e.get("ANGLE_instanced_arrays"), c = "drawArraysInstancedANGLE", null === l) return void console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays."); + l[c](r, n, a, o), i.update(a, r, o) + } +} + +function ui(t, e, i) { + let n; + + function s(e) { + if ("highp" === e) { + if (t.getShaderPrecisionFormat(35633, 36338).precision > 0 && t.getShaderPrecisionFormat(35632, 36338).precision > 0) return "highp"; + e = "mediump" + } + return "mediump" === e && t.getShaderPrecisionFormat(35633, 36337).precision > 0 && t.getShaderPrecisionFormat(35632, 36337).precision > 0 ? "mediump" : "lowp" + } + + const r = "undefined" != typeof WebGL2RenderingContext && t instanceof WebGL2RenderingContext || "undefined" != typeof WebGL2ComputeRenderingContext && t instanceof WebGL2ComputeRenderingContext; + let a = void 0 !== i.precision ? i.precision : "highp"; + const o = s(a); + o !== a && (console.warn("THREE.WebGLRenderer:", a, "not supported, using", o, "instead."), a = o); + const l = r || e.has("WEBGL_draw_buffers"), c = !0 === i.logarithmicDepthBuffer, h = t.getParameter(34930), + u = t.getParameter(35660), d = t.getParameter(3379), A = t.getParameter(34076), p = t.getParameter(34921), + m = t.getParameter(36347), g = t.getParameter(36348), f = t.getParameter(36349), v = u > 0, + y = r || e.has("OES_texture_float"); + return { + isWebGL2: r, + drawBuffers: l, + getMaxAnisotropy: function () { + if (void 0 !== n) return n; + if (!0 === e.has("EXT_texture_filter_anisotropic")) { + const i = e.get("EXT_texture_filter_anisotropic"); + n = t.getParameter(i.MAX_TEXTURE_MAX_ANISOTROPY_EXT) + } else n = 0; + return n + }, + getMaxPrecision: s, + precision: a, + logarithmicDepthBuffer: c, + maxTextures: h, + maxVertexTextures: u, + maxTextureSize: d, + maxCubemapSize: A, + maxAttributes: p, + maxVertexUniforms: m, + maxVaryings: g, + maxFragmentUniforms: f, + vertexTextures: v, + floatFragmentTextures: y, + floatVertexTextures: v && y, + maxSamples: r ? t.getParameter(36183) : 0 + } +} + +function di(t) { + const e = this; + let i = null, n = 0, s = !1, r = !1; + const a = new $e, o = new y, l = {value: null, needsUpdate: !1}; + + function c() { + l.value !== i && (l.value = i, l.needsUpdate = n > 0), e.numPlanes = n, e.numIntersection = 0 + } + + function h(t, i, n, s) { + const r = null !== t ? t.length : 0; + let c = null; + if (0 !== r) { + if (c = l.value, !0 !== s || null === c) { + const e = n + 4 * r, s = i.matrixWorldInverse; + o.getNormalMatrix(s), (null === c || c.length < e) && (c = new Float32Array(e)); + for (let e = 0, i = n; e !== r; ++e, i += 4) a.copy(t[e]).applyMatrix4(s, o), a.normal.toArray(c, i), c[i + 3] = a.constant + } + l.value = c, l.needsUpdate = !0 + } + return e.numPlanes = r, e.numIntersection = 0, c + } + + this.uniform = l, this.numPlanes = 0, this.numIntersection = 0, this.init = function (t, e, r) { + const a = 0 !== t.length || e || 0 !== n || s; + return s = e, i = h(t, r, 0), n = t.length, a + }, this.beginShadows = function () { + r = !0, h(null) + }, this.endShadows = function () { + r = !1, c() + }, this.setState = function (e, a, o) { + const u = e.clippingPlanes, d = e.clipIntersection, A = e.clipShadows, p = t.get(e); + if (!s || null === u || 0 === u.length || r && !A) r ? h(null) : c(); else { + const t = r ? 0 : n, e = 4 * t; + let s = p.clippingState || null; + l.value = s, s = h(u, a, e, o); + for (let t = 0; t !== e; ++t) s[t] = i[t]; + p.clippingState = s, this.numIntersection = d ? this.numPlanes : 0, this.numPlanes += t + } + } +} + +function Ai(t) { + let e = new WeakMap; + + function i(t, e) { + return 303 === e ? t.mapping = 301 : 304 === e && (t.mapping = 302), t + } + + function n(t) { + const i = t.target; + i.removeEventListener("dispose", n); + const s = e.get(i); + void 0 !== s && (e.delete(i), s.dispose()) + } + + return { + get: function (s) { + if (s && s.isTexture && !1 === s.isRenderTargetTexture) { + const r = s.mapping; + if (303 === r || 304 === r) { + if (e.has(s)) { + return i(e.get(s).texture, s.mapping) + } + { + const r = s.image; + if (r && r.height > 0) { + const a = new Ye(r.height / 2); + return a.fromEquirectangularTexture(t, s), e.set(s, a), s.addEventListener("dispose", n), i(a.texture, s.mapping) + } + return null + } + } + } + return s + }, dispose: function () { + e = new WeakMap + } + } +} + +oi.physical = { + uniforms: Ge([oi.standard.uniforms, { + clearcoat: {value: 0}, + clearcoatMap: {value: null}, + clearcoatRoughness: {value: 0}, + clearcoatRoughnessMap: {value: null}, + clearcoatNormalScale: {value: new v(1, 1)}, + clearcoatNormalMap: {value: null}, + iridescence: {value: 0}, + iridescenceMap: {value: null}, + iridescenceIOR: {value: 1.3}, + iridescenceThicknessMinimum: {value: 100}, + iridescenceThicknessMaximum: {value: 400}, + iridescenceThicknessMap: {value: null}, + sheen: {value: 0}, + sheenColor: {value: new D(0)}, + sheenColorMap: {value: null}, + sheenRoughness: {value: 1}, + sheenRoughnessMap: {value: null}, + transmission: {value: 0}, + transmissionMap: {value: null}, + transmissionSamplerSize: {value: new v}, + transmissionSamplerMap: {value: null}, + thickness: {value: 0}, + thicknessMap: {value: null}, + attenuationDistance: {value: 0}, + attenuationColor: {value: new D(0)}, + specularIntensity: {value: 1}, + specularIntensityMap: {value: null}, + specularColor: {value: new D(1, 1, 1)}, + specularColorMap: {value: null} + }]), vertexShader: ri.meshphysical_vert, fragmentShader: ri.meshphysical_frag +}; + +class pi extends Ve { + constructor(t = -1, e = 1, i = 1, n = -1, s = .1, r = 2e3) { + super(), this.isOrthographicCamera = !0, this.type = "OrthographicCamera", this.zoom = 1, this.view = null, this.left = t, this.right = e, this.top = i, this.bottom = n, this.near = s, this.far = r, this.updateProjectionMatrix() + } + + copy(t, e) { + return super.copy(t, e), this.left = t.left, this.right = t.right, this.top = t.top, this.bottom = t.bottom, this.near = t.near, this.far = t.far, this.zoom = t.zoom, this.view = null === t.view ? null : Object.assign({}, t.view), this + } + + setViewOffset(t, e, i, n, s, r) { + null === this.view && (this.view = { + enabled: !0, + fullWidth: 1, + fullHeight: 1, + offsetX: 0, + offsetY: 0, + width: 1, + height: 1 + }), this.view.enabled = !0, this.view.fullWidth = t, this.view.fullHeight = e, this.view.offsetX = i, this.view.offsetY = n, this.view.width = s, this.view.height = r, this.updateProjectionMatrix() + } + + clearViewOffset() { + null !== this.view && (this.view.enabled = !1), this.updateProjectionMatrix() + } + + updateProjectionMatrix() { + const t = (this.right - this.left) / (2 * this.zoom), e = (this.top - this.bottom) / (2 * this.zoom), + i = (this.right + this.left) / 2, n = (this.top + this.bottom) / 2; + let s = i - t, r = i + t, a = n + e, o = n - e; + if (null !== this.view && this.view.enabled) { + const t = (this.right - this.left) / this.view.fullWidth / this.zoom, + e = (this.top - this.bottom) / this.view.fullHeight / this.zoom; + s += t * this.view.offsetX, r = s + t * this.view.width, a -= e * this.view.offsetY, o = a - e * this.view.height + } + this.projectionMatrix.makeOrthographic(s, r, a, o, this.near, this.far), this.projectionMatrixInverse.copy(this.projectionMatrix).invert() + } + + toJSON(t) { + const e = super.toJSON(t); + return e.object.zoom = this.zoom, e.object.left = this.left, e.object.right = this.right, e.object.top = this.top, e.object.bottom = this.bottom, e.object.near = this.near, e.object.far = this.far, null !== this.view && (e.object.view = Object.assign({}, this.view)), e + } +} + +const mi = [.125, .215, .35, .446, .526, .582], gi = new pi, fi = new D; +let vi = null; +const yi = (1 + Math.sqrt(5)) / 2, xi = 1 / yi, + _i = [new V(1, 1, 1), new V(-1, 1, 1), new V(1, 1, -1), new V(-1, 1, -1), new V(0, yi, xi), new V(0, yi, -xi), new V(xi, 0, yi), new V(-xi, 0, yi), new V(yi, xi, 0), new V(-yi, xi, 0)]; + +class Ei { + constructor(t) { + this._renderer = t, this._pingPongRenderTarget = null, this._lodMax = 0, this._cubeSize = 0, this._lodPlanes = [], this._sizeLods = [], this._sigmas = [], this._blurMaterial = null, this._cubemapMaterial = null, this._equirectMaterial = null, this._compileMaterial(this._blurMaterial) + } + + fromScene(t, e = 0, i = .1, n = 100) { + vi = this._renderer.getRenderTarget(), this._setSize(256); + const s = this._allocateTargets(); + return s.depthBuffer = !0, this._sceneToCubeUV(t, i, n, s), e > 0 && this._blur(s, 0, 0, e), this._applyPMREM(s), this._cleanup(s), s + } + + fromEquirectangular(t, e = null) { + return this._fromTexture(t, e) + } + + fromCubemap(t, e = null) { + return this._fromTexture(t, e) + } + + compileCubemapShader() { + null === this._cubemapMaterial && (this._cubemapMaterial = Ii(), this._compileMaterial(this._cubemapMaterial)) + } + + compileEquirectangularShader() { + null === this._equirectMaterial && (this._equirectMaterial = Ci(), this._compileMaterial(this._equirectMaterial)) + } + + dispose() { + this._dispose(), null !== this._cubemapMaterial && this._cubemapMaterial.dispose(), null !== this._equirectMaterial && this._equirectMaterial.dispose() + } + + _setSize(t) { + this._lodMax = Math.floor(Math.log2(t)), this._cubeSize = Math.pow(2, this._lodMax) + } + + _dispose() { + null !== this._blurMaterial && this._blurMaterial.dispose(), null !== this._pingPongRenderTarget && this._pingPongRenderTarget.dispose(); + for (let t = 0; t < this._lodPlanes.length; t++) this._lodPlanes[t].dispose() + } + + _cleanup(t) { + this._renderer.setRenderTarget(vi), t.scissorTest = !1, bi(t, 0, 0, t.width, t.height) + } + + _fromTexture(t, e) { + 301 === t.mapping || 302 === t.mapping ? this._setSize(0 === t.image.length ? 16 : t.image[0].width || t.image[0].image.width) : this._setSize(t.image.width / 4), vi = this._renderer.getRenderTarget(); + const i = e || this._allocateTargets(); + return this._textureToCubeUV(t, i), this._applyPMREM(i), this._cleanup(i), i + } + + _allocateTargets() { + const t = 3 * Math.max(this._cubeSize, 112), e = 4 * this._cubeSize, i = { + magFilter: 1006, + minFilter: 1006, + generateMipmaps: !1, + type: 1016, + format: 1023, + encoding: 3e3, + depthBuffer: !1 + }, n = wi(t, e, i); + if (null === this._pingPongRenderTarget || this._pingPongRenderTarget.width !== t) { + null !== this._pingPongRenderTarget && this._dispose(), this._pingPongRenderTarget = wi(t, e, i); + const {_lodMax: n} = this; + ({sizeLods: this._sizeLods, lodPlanes: this._lodPlanes, sigmas: this._sigmas} = function (t) { + const e = [], i = [], n = []; + let s = t; + const r = t - 4 + 1 + mi.length; + for (let a = 0; a < r; a++) { + const r = Math.pow(2, s); + i.push(r); + let o = 1 / r; + a > t - 4 ? o = mi[a - t + 4 - 1] : 0 === a && (o = 0), n.push(o); + const l = 1 / (r - 2), c = -l, h = 1 + l, u = [c, c, h, c, h, h, c, c, h, h, c, h], d = 6, A = 6, + p = 3, m = 2, g = 1, f = new Float32Array(p * A * d), v = new Float32Array(m * A * d), + y = new Float32Array(g * A * d); + for (let t = 0; t < d; t++) { + const e = t % 3 * 2 / 3 - 1, i = t > 2 ? 0 : -1, + n = [e, i, 0, e + 2 / 3, i, 0, e + 2 / 3, i + 1, 0, e, i, 0, e + 2 / 3, i + 1, 0, e, i + 1, 0]; + f.set(n, p * A * t), v.set(u, m * A * t); + const s = [t, t, t, t, t, t]; + y.set(s, g * A * t) + } + const x = new ye; + x.setAttribute("position", new le(f, p)), x.setAttribute("uv", new le(v, m)), x.setAttribute("faceIndex", new le(y, g)), e.push(x), s > 4 && s-- + } + return {lodPlanes: e, sizeLods: i, sigmas: n} + }(n)), this._blurMaterial = function (t, e, i) { + const n = new Float32Array(20), s = new V(0, 1, 0); + return new He({ + name: "SphericalGaussianBlur", + defines: {n: 20, CUBEUV_TEXEL_WIDTH: 1 / e, CUBEUV_TEXEL_HEIGHT: 1 / i, CUBEUV_MAX_MIP: `${t}.0`}, + uniforms: { + envMap: {value: null}, + samples: {value: 1}, + weights: {value: n}, + latitudinal: {value: !1}, + dTheta: {value: 0}, + mipInt: {value: 0}, + poleAxis: {value: s} + }, + vertexShader: Si(), + fragmentShader: "\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t", + blending: 0, + depthTest: !1, + depthWrite: !1 + }) + }(n, t, e) + } + return n + } + + _compileMaterial(t) { + const e = new Ne(this._lodPlanes[0], t); + this._renderer.compile(e, gi) + } + + _sceneToCubeUV(t, e, i, n) { + const s = new We(90, 1, e, i), r = [1, -1, 1, 1, 1, 1], a = [1, 1, 1, -1, -1, -1], o = this._renderer, + l = o.autoClear, c = o.toneMapping; + o.getClearColor(fi), o.toneMapping = 0, o.autoClear = !1; + const h = new re({name: "PMREM.Background", side: 1, depthWrite: !1, depthTest: !1}), u = new Ne(new ke, h); + let d = !1; + const A = t.background; + A ? A.isColor && (h.color.copy(A), t.background = null, d = !0) : (h.color.copy(fi), d = !0); + for (let e = 0; e < 6; e++) { + const i = e % 3; + 0 === i ? (s.up.set(0, r[e], 0), s.lookAt(a[e], 0, 0)) : 1 === i ? (s.up.set(0, 0, r[e]), s.lookAt(0, a[e], 0)) : (s.up.set(0, r[e], 0), s.lookAt(0, 0, a[e])); + const l = this._cubeSize; + bi(n, i * l, e > 2 ? l : 0, l, l), o.setRenderTarget(n), d && o.render(u, s), o.render(t, s) + } + u.geometry.dispose(), u.material.dispose(), o.toneMapping = c, o.autoClear = l, t.background = A + } + + _textureToCubeUV(t, e) { + const i = this._renderer, n = 301 === t.mapping || 302 === t.mapping; + n ? (null === this._cubemapMaterial && (this._cubemapMaterial = Ii()), this._cubemapMaterial.uniforms.flipEnvMap.value = !1 === t.isRenderTargetTexture ? -1 : 1) : null === this._equirectMaterial && (this._equirectMaterial = Ci()); + const s = n ? this._cubemapMaterial : this._equirectMaterial, r = new Ne(this._lodPlanes[0], s); + s.uniforms.envMap.value = t; + const a = this._cubeSize; + bi(e, 0, 0, 3 * a, 2 * a), i.setRenderTarget(e), i.render(r, gi) + } + + _applyPMREM(t) { + const e = this._renderer, i = e.autoClear; + e.autoClear = !1; + for (let e = 1; e < this._lodPlanes.length; e++) { + const i = Math.sqrt(this._sigmas[e] * this._sigmas[e] - this._sigmas[e - 1] * this._sigmas[e - 1]), + n = _i[(e - 1) % _i.length]; + this._blur(t, e - 1, e, i, n) + } + e.autoClear = i + } + + _blur(t, e, i, n, s) { + const r = this._pingPongRenderTarget; + this._halfBlur(t, r, e, i, n, "latitudinal", s), this._halfBlur(r, t, i, i, n, "longitudinal", s) + } + + _halfBlur(t, e, i, n, s, r, a) { + const o = this._renderer, l = this._blurMaterial; + "latitudinal" !== r && "longitudinal" !== r && console.error("blur direction must be either latitudinal or longitudinal!"); + const c = new Ne(this._lodPlanes[n], l), h = l.uniforms, u = this._sizeLods[i] - 1, + d = isFinite(s) ? Math.PI / (2 * u) : 2 * Math.PI / 39, A = s / d, + p = isFinite(s) ? 1 + Math.floor(3 * A) : 20; + p > 20 && console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${p} samples when the maximum is set to 20`); + const m = []; + let g = 0; + for (let t = 0; t < 20; ++t) { + const e = t / A, i = Math.exp(-e * e / 2); + m.push(i), 0 === t ? g += i : t < p && (g += 2 * i) + } + for (let t = 0; t < m.length; t++) m[t] = m[t] / g; + h.envMap.value = t.texture, h.samples.value = p, h.weights.value = m, h.latitudinal.value = "latitudinal" === r, a && (h.poleAxis.value = a); + const {_lodMax: f} = this; + h.dTheta.value = d, h.mipInt.value = f - i; + const v = this._sizeLods[n]; + bi(e, 3 * v * (n > f - 4 ? n - f + 4 : 0), 4 * (this._cubeSize - v), 3 * v, 2 * v), o.setRenderTarget(e), o.render(c, gi) + } +} + +function wi(t, e, i) { + const n = new O(t, e, i); + return n.texture.mapping = 306, n.texture.name = "PMREM.cubeUv", n.scissorTest = !0, n +} + +function bi(t, e, i, n, s) { + t.viewport.set(e, i, n, s), t.scissor.set(e, i, n, s) +} + +function Ci() { + return new He({ + name: "EquirectangularToCubeUV", + uniforms: {envMap: {value: null}}, + vertexShader: Si(), + fragmentShader: "\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t", + blending: 0, + depthTest: !1, + depthWrite: !1 + }) +} + +function Ii() { + return new He({ + name: "CubemapToCubeUV", + uniforms: {envMap: {value: null}, flipEnvMap: {value: -1}}, + vertexShader: Si(), + fragmentShader: "\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t", + blending: 0, + depthTest: !1, + depthWrite: !1 + }) +} + +function Si() { + return "\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t" +} + +function Mi(t) { + let e = new WeakMap, i = null; + + function n(t) { + const i = t.target; + i.removeEventListener("dispose", n); + const s = e.get(i); + void 0 !== s && (e.delete(i), s.dispose()) + } + + return { + get: function (s) { + if (s && s.isTexture) { + const r = s.mapping, a = 303 === r || 304 === r, o = 301 === r || 302 === r; + if (a || o) { + if (s.isRenderTargetTexture && !0 === s.needsPMREMUpdate) { + s.needsPMREMUpdate = !1; + let n = e.get(s); + return null === i && (i = new Ei(t)), n = a ? i.fromEquirectangular(s, n) : i.fromCubemap(s, n), e.set(s, n), n.texture + } + if (e.has(s)) return e.get(s).texture; + { + const r = s.image; + if (a && r && r.height > 0 || o && r && function (t) { + let e = 0; + const i = 6; + for (let n = 0; n < i; n++) void 0 !== t[n] && e++; + return e === i + }(r)) { + null === i && (i = new Ei(t)); + const r = a ? i.fromEquirectangular(s) : i.fromCubemap(s); + return e.set(s, r), s.addEventListener("dispose", n), r.texture + } + return null + } + } + } + return s + }, dispose: function () { + e = new WeakMap, null !== i && (i.dispose(), i = null) + } + } +} + +function Bi(t) { + const e = {}; + + function i(i) { + if (void 0 !== e[i]) return e[i]; + let n; + switch (i) { + case"WEBGL_depth_texture": + n = t.getExtension("WEBGL_depth_texture") || t.getExtension("MOZ_WEBGL_depth_texture") || t.getExtension("WEBKIT_WEBGL_depth_texture"); + break; + case"EXT_texture_filter_anisotropic": + n = t.getExtension("EXT_texture_filter_anisotropic") || t.getExtension("MOZ_EXT_texture_filter_anisotropic") || t.getExtension("WEBKIT_EXT_texture_filter_anisotropic"); + break; + case"WEBGL_compressed_texture_s3tc": + n = t.getExtension("WEBGL_compressed_texture_s3tc") || t.getExtension("MOZ_WEBGL_compressed_texture_s3tc") || t.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc"); + break; + case"WEBGL_compressed_texture_pvrtc": + n = t.getExtension("WEBGL_compressed_texture_pvrtc") || t.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc"); + break; + default: + n = t.getExtension(i) + } + return e[i] = n, n + } + + return { + has: function (t) { + return null !== i(t) + }, init: function (t) { + t.isWebGL2 ? i("EXT_color_buffer_float") : (i("WEBGL_depth_texture"), i("OES_texture_float"), i("OES_texture_half_float"), i("OES_texture_half_float_linear"), i("OES_standard_derivatives"), i("OES_element_index_uint"), i("OES_vertex_array_object"), i("ANGLE_instanced_arrays")), i("OES_texture_float_linear"), i("EXT_color_buffer_half_float"), i("WEBGL_multisampled_render_to_texture") + }, get: function (t) { + const e = i(t); + return null === e && console.warn("THREE.WebGLRenderer: " + t + " extension not supported."), e + } + } +} + +function Ti(t, e, i, n) { + const s = {}, r = new WeakMap; + + function a(t) { + const o = t.target; + null !== o.index && e.remove(o.index); + for (const t in o.attributes) e.remove(o.attributes[t]); + o.removeEventListener("dispose", a), delete s[o.id]; + const l = r.get(o); + l && (e.remove(l), r.delete(o)), n.releaseStatesOfGeometry(o), !0 === o.isInstancedBufferGeometry && delete o._maxInstanceCount, i.memory.geometries-- + } + + function o(t) { + const i = [], n = t.index, s = t.attributes.position; + let a = 0; + if (null !== n) { + const t = n.array; + a = n.version; + for (let e = 0, n = t.length; e < n; e += 3) { + const n = t[e + 0], s = t[e + 1], r = t[e + 2]; + i.push(n, s, s, r, r, n) + } + } else { + const t = s.array; + a = s.version; + for (let e = 0, n = t.length / 3 - 1; e < n; e += 3) { + const t = e + 0, n = e + 1, s = e + 2; + i.push(t, n, n, s, s, t) + } + } + const o = new (x(i) ? he : ce)(i, 1); + o.version = a; + const l = r.get(t); + l && e.remove(l), r.set(t, o) + } + + return { + get: function (t, e) { + return !0 === s[e.id] || (e.addEventListener("dispose", a), s[e.id] = !0, i.memory.geometries++), e + }, update: function (t) { + const i = t.attributes; + for (const t in i) e.update(i[t], 34962); + const n = t.morphAttributes; + for (const t in n) { + const i = n[t]; + for (let t = 0, n = i.length; t < n; t++) e.update(i[t], 34962) + } + }, getWireframeAttribute: function (t) { + const e = r.get(t); + if (e) { + const i = t.index; + null !== i && e.version < i.version && o(t) + } else o(t); + return r.get(t) + } + } +} + +function Ri(t, e, i, n) { + const s = n.isWebGL2; + let r, a, o; + this.setMode = function (t) { + r = t + }, this.setIndex = function (t) { + a = t.type, o = t.bytesPerElement + }, this.render = function (e, n) { + t.drawElements(r, n, a, e * o), i.update(n, r, 1) + }, this.renderInstances = function (n, l, c) { + if (0 === c) return; + let h, u; + if (s) h = t, u = "drawElementsInstanced"; else if (h = e.get("ANGLE_instanced_arrays"), u = "drawElementsInstancedANGLE", null === h) return void console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays."); + h[u](r, l, a, n * o, c), i.update(l, r, c) + } +} + +function Di(t) { + const e = {frame: 0, calls: 0, triangles: 0, points: 0, lines: 0}; + return { + memory: {geometries: 0, textures: 0}, render: e, programs: null, autoReset: !0, reset: function () { + e.frame++, e.calls = 0, e.triangles = 0, e.points = 0, e.lines = 0 + }, update: function (t, i, n) { + switch (e.calls++, i) { + case 4: + e.triangles += n * (t / 3); + break; + case 1: + e.lines += n * (t / 2); + break; + case 3: + e.lines += n * (t - 1); + break; + case 2: + e.lines += n * t; + break; + case 0: + e.points += n * t; + break; + default: + console.error("THREE.WebGLInfo: Unknown draw mode:", i) + } + } + } +} + +function Li(t, e) { + return t[0] - e[0] +} + +function Qi(t, e) { + return Math.abs(e[1]) - Math.abs(t[1]) +} + +function Pi(t, e, i) { + const n = {}, s = new Float32Array(8), r = new WeakMap, a = new k, o = []; + for (let t = 0; t < 8; t++) o[t] = [t, 0]; + return { + update: function (l, c, h, u) { + const d = l.morphTargetInfluences; + if (!0 === e.isWebGL2) { + const n = c.morphAttributes.position || c.morphAttributes.normal || c.morphAttributes.color, + s = void 0 !== n ? n.length : 0; + let o = r.get(c); + if (void 0 === o || o.count !== s) { + void 0 !== o && o.texture.dispose(); + const t = void 0 !== c.morphAttributes.position, i = void 0 !== c.morphAttributes.normal, + n = void 0 !== c.morphAttributes.color, l = c.morphAttributes.position || [], + h = c.morphAttributes.normal || [], u = c.morphAttributes.color || []; + let d = 0; + !0 === t && (d = 1), !0 === i && (d = 2), !0 === n && (d = 3); + let A = c.attributes.position.count * d, p = 1; + A > e.maxTextureSize && (p = Math.ceil(A / e.maxTextureSize), A = e.maxTextureSize); + const m = new Float32Array(A * p * 4 * s), g = new G(m, A, p, s); + g.type = 1015, g.needsUpdate = !0; + const f = 4 * d; + for (let e = 0; e < s; e++) { + const s = l[e], r = h[e], o = u[e], c = A * p * 4 * e; + for (let e = 0; e < s.count; e++) { + const l = e * f; + !0 === t && (a.fromBufferAttribute(s, e), m[c + l + 0] = a.x, m[c + l + 1] = a.y, m[c + l + 2] = a.z, m[c + l + 3] = 0), !0 === i && (a.fromBufferAttribute(r, e), m[c + l + 4] = a.x, m[c + l + 5] = a.y, m[c + l + 6] = a.z, m[c + l + 7] = 0), !0 === n && (a.fromBufferAttribute(o, e), m[c + l + 8] = a.x, m[c + l + 9] = a.y, m[c + l + 10] = a.z, m[c + l + 11] = 4 === o.itemSize ? a.w : 1) + } + } + o = { + count: s, + texture: g, + size: new v(A, p) + }, r.set(c, o), c.addEventListener("dispose", (function t() { + g.dispose(), r.delete(c), c.removeEventListener("dispose", t) + })) + } + let l = 0; + for (let t = 0; t < d.length; t++) l += d[t]; + const h = c.morphTargetsRelative ? 1 : 1 - l; + u.getUniforms().setValue(t, "morphTargetBaseInfluence", h), u.getUniforms().setValue(t, "morphTargetInfluences", d), u.getUniforms().setValue(t, "morphTargetsTexture", o.texture, i), u.getUniforms().setValue(t, "morphTargetsTextureSize", o.size) + } else { + const e = void 0 === d ? 0 : d.length; + let i = n[c.id]; + if (void 0 === i || i.length !== e) { + i = []; + for (let t = 0; t < e; t++) i[t] = [t, 0]; + n[c.id] = i + } + for (let t = 0; t < e; t++) { + const e = i[t]; + e[0] = t, e[1] = d[t] + } + i.sort(Qi); + for (let t = 0; t < 8; t++) t < e && i[t][1] ? (o[t][0] = i[t][0], o[t][1] = i[t][1]) : (o[t][0] = Number.MAX_SAFE_INTEGER, o[t][1] = 0); + o.sort(Li); + const r = c.morphAttributes.position, a = c.morphAttributes.normal; + let l = 0; + for (let t = 0; t < 8; t++) { + const e = o[t], i = e[0], n = e[1]; + i !== Number.MAX_SAFE_INTEGER && n ? (r && c.getAttribute("morphTarget" + t) !== r[i] && c.setAttribute("morphTarget" + t, r[i]), a && c.getAttribute("morphNormal" + t) !== a[i] && c.setAttribute("morphNormal" + t, a[i]), s[t] = n, l += n) : (r && !0 === c.hasAttribute("morphTarget" + t) && c.deleteAttribute("morphTarget" + t), a && !0 === c.hasAttribute("morphNormal" + t) && c.deleteAttribute("morphNormal" + t), s[t] = 0) + } + const h = c.morphTargetsRelative ? 1 : 1 - l; + u.getUniforms().setValue(t, "morphTargetBaseInfluence", h), u.getUniforms().setValue(t, "morphTargetInfluences", s) + } + } + } +} + +function Fi(t, e, i, n) { + let s = new WeakMap; + + function r(t) { + const e = t.target; + e.removeEventListener("dispose", r), i.remove(e.instanceMatrix), null !== e.instanceColor && i.remove(e.instanceColor) + } + + return { + update: function (t) { + const a = n.render.frame, o = t.geometry, l = e.get(t, o); + return s.get(l) !== a && (e.update(l), s.set(l, a)), t.isInstancedMesh && (!1 === t.hasEventListener("dispose", r) && t.addEventListener("dispose", r), i.update(t.instanceMatrix, 34962), null !== t.instanceColor && i.update(t.instanceColor, 34962)), l + }, dispose: function () { + s = new WeakMap + } + } +} + +const Ni = new U, Ui = new G, ki = new z, Oi = new je, Gi = [], zi = [], Hi = new Float32Array(16), + Vi = new Float32Array(9), Wi = new Float32Array(4); + +function qi(t, e, i) { + const n = t[0]; + if (n <= 0 || n > 0) return t; + const s = e * i; + let r = Gi[s]; + if (void 0 === r && (r = new Float32Array(s), Gi[s] = r), 0 !== e) { + n.toArray(r, 0); + for (let n = 1, s = 0; n !== e; ++n) s += i, t[n].toArray(r, s) + } + return r +} + +function ji(t, e) { + if (t.length !== e.length) return !1; + for (let i = 0, n = t.length; i < n; i++) if (t[i] !== e[i]) return !1; + return !0 +} + +function Yi(t, e) { + for (let i = 0, n = e.length; i < n; i++) t[i] = e[i] +} + +function Ji(t, e) { + let i = zi[e]; + void 0 === i && (i = new Int32Array(e), zi[e] = i); + for (let n = 0; n !== e; ++n) i[n] = t.allocateTextureUnit(); + return i +} + +function Xi(t, e) { + const i = this.cache; + i[0] !== e && (t.uniform1f(this.addr, e), i[0] = e) +} + +function Ki(t, e) { + const i = this.cache; + if (void 0 !== e.x) i[0] === e.x && i[1] === e.y || (t.uniform2f(this.addr, e.x, e.y), i[0] = e.x, i[1] = e.y); else { + if (ji(i, e)) return; + t.uniform2fv(this.addr, e), Yi(i, e) + } +} + +function $i(t, e) { + const i = this.cache; + if (void 0 !== e.x) i[0] === e.x && i[1] === e.y && i[2] === e.z || (t.uniform3f(this.addr, e.x, e.y, e.z), i[0] = e.x, i[1] = e.y, i[2] = e.z); else if (void 0 !== e.r) i[0] === e.r && i[1] === e.g && i[2] === e.b || (t.uniform3f(this.addr, e.r, e.g, e.b), i[0] = e.r, i[1] = e.g, i[2] = e.b); else { + if (ji(i, e)) return; + t.uniform3fv(this.addr, e), Yi(i, e) + } +} + +function Zi(t, e) { + const i = this.cache; + if (void 0 !== e.x) i[0] === e.x && i[1] === e.y && i[2] === e.z && i[3] === e.w || (t.uniform4f(this.addr, e.x, e.y, e.z, e.w), i[0] = e.x, i[1] = e.y, i[2] = e.z, i[3] = e.w); else { + if (ji(i, e)) return; + t.uniform4fv(this.addr, e), Yi(i, e) + } +} + +function tn(t, e) { + const i = this.cache, n = e.elements; + if (void 0 === n) { + if (ji(i, e)) return; + t.uniformMatrix2fv(this.addr, !1, e), Yi(i, e) + } else { + if (ji(i, n)) return; + Wi.set(n), t.uniformMatrix2fv(this.addr, !1, Wi), Yi(i, n) + } +} + +function en(t, e) { + const i = this.cache, n = e.elements; + if (void 0 === n) { + if (ji(i, e)) return; + t.uniformMatrix3fv(this.addr, !1, e), Yi(i, e) + } else { + if (ji(i, n)) return; + Vi.set(n), t.uniformMatrix3fv(this.addr, !1, Vi), Yi(i, n) + } +} + +function nn(t, e) { + const i = this.cache, n = e.elements; + if (void 0 === n) { + if (ji(i, e)) return; + t.uniformMatrix4fv(this.addr, !1, e), Yi(i, e) + } else { + if (ji(i, n)) return; + Hi.set(n), t.uniformMatrix4fv(this.addr, !1, Hi), Yi(i, n) + } +} + +function sn(t, e) { + const i = this.cache; + i[0] !== e && (t.uniform1i(this.addr, e), i[0] = e) +} + +function rn(t, e) { + const i = this.cache; + if (void 0 !== e.x) i[0] === e.x && i[1] === e.y || (t.uniform2i(this.addr, e.x, e.y), i[0] = e.x, i[1] = e.y); else { + if (ji(i, e)) return; + t.uniform2iv(this.addr, e), Yi(i, e) + } +} + +function an(t, e) { + const i = this.cache; + if (void 0 !== e.x) i[0] === e.x && i[1] === e.y && i[2] === e.z || (t.uniform3i(this.addr, e.x, e.y, e.z), i[0] = e.x, i[1] = e.y, i[2] = e.z); else { + if (ji(i, e)) return; + t.uniform3iv(this.addr, e), Yi(i, e) + } +} + +function on(t, e) { + const i = this.cache; + if (void 0 !== e.x) i[0] === e.x && i[1] === e.y && i[2] === e.z && i[3] === e.w || (t.uniform4i(this.addr, e.x, e.y, e.z, e.w), i[0] = e.x, i[1] = e.y, i[2] = e.z, i[3] = e.w); else { + if (ji(i, e)) return; + t.uniform4iv(this.addr, e), Yi(i, e) + } +} + +function ln(t, e) { + const i = this.cache; + i[0] !== e && (t.uniform1ui(this.addr, e), i[0] = e) +} + +function cn(t, e) { + const i = this.cache; + if (void 0 !== e.x) i[0] === e.x && i[1] === e.y || (t.uniform2ui(this.addr, e.x, e.y), i[0] = e.x, i[1] = e.y); else { + if (ji(i, e)) return; + t.uniform2uiv(this.addr, e), Yi(i, e) + } +} + +function hn(t, e) { + const i = this.cache; + if (void 0 !== e.x) i[0] === e.x && i[1] === e.y && i[2] === e.z || (t.uniform3ui(this.addr, e.x, e.y, e.z), i[0] = e.x, i[1] = e.y, i[2] = e.z); else { + if (ji(i, e)) return; + t.uniform3uiv(this.addr, e), Yi(i, e) + } +} + +function un(t, e) { + const i = this.cache; + if (void 0 !== e.x) i[0] === e.x && i[1] === e.y && i[2] === e.z && i[3] === e.w || (t.uniform4ui(this.addr, e.x, e.y, e.z, e.w), i[0] = e.x, i[1] = e.y, i[2] = e.z, i[3] = e.w); else { + if (ji(i, e)) return; + t.uniform4uiv(this.addr, e), Yi(i, e) + } +} + +function dn(t, e, i) { + const n = this.cache, s = i.allocateTextureUnit(); + n[0] !== s && (t.uniform1i(this.addr, s), n[0] = s), i.setTexture2D(e || Ni, s) +} + +function An(t, e, i) { + const n = this.cache, s = i.allocateTextureUnit(); + n[0] !== s && (t.uniform1i(this.addr, s), n[0] = s), i.setTexture3D(e || ki, s) +} + +function pn(t, e, i) { + const n = this.cache, s = i.allocateTextureUnit(); + n[0] !== s && (t.uniform1i(this.addr, s), n[0] = s), i.setTextureCube(e || Oi, s) +} + +function mn(t, e, i) { + const n = this.cache, s = i.allocateTextureUnit(); + n[0] !== s && (t.uniform1i(this.addr, s), n[0] = s), i.setTexture2DArray(e || Ui, s) +} + +function gn(t, e) { + t.uniform1fv(this.addr, e) +} + +function fn(t, e) { + const i = qi(e, this.size, 2); + t.uniform2fv(this.addr, i) +} + +function vn(t, e) { + const i = qi(e, this.size, 3); + t.uniform3fv(this.addr, i) +} + +function yn(t, e) { + const i = qi(e, this.size, 4); + t.uniform4fv(this.addr, i) +} + +function xn(t, e) { + const i = qi(e, this.size, 4); + t.uniformMatrix2fv(this.addr, !1, i) +} + +function _n(t, e) { + const i = qi(e, this.size, 9); + t.uniformMatrix3fv(this.addr, !1, i) +} + +function En(t, e) { + const i = qi(e, this.size, 16); + t.uniformMatrix4fv(this.addr, !1, i) +} + +function wn(t, e) { + t.uniform1iv(this.addr, e) +} + +function bn(t, e) { + t.uniform2iv(this.addr, e) +} + +function Cn(t, e) { + t.uniform3iv(this.addr, e) +} + +function In(t, e) { + t.uniform4iv(this.addr, e) +} + +function Sn(t, e) { + t.uniform1uiv(this.addr, e) +} + +function Mn(t, e) { + t.uniform2uiv(this.addr, e) +} + +function Bn(t, e) { + t.uniform3uiv(this.addr, e) +} + +function Tn(t, e) { + t.uniform4uiv(this.addr, e) +} + +function Rn(t, e, i) { + const n = this.cache, s = e.length, r = Ji(i, s); + ji(n, r) || (t.uniform1iv(this.addr, r), Yi(n, r)); + for (let t = 0; t !== s; ++t) i.setTexture2D(e[t] || Ni, r[t]) +} + +function Dn(t, e, i) { + const n = this.cache, s = e.length, r = Ji(i, s); + ji(n, r) || (t.uniform1iv(this.addr, r), Yi(n, r)); + for (let t = 0; t !== s; ++t) i.setTexture3D(e[t] || ki, r[t]) +} + +function Ln(t, e, i) { + const n = this.cache, s = e.length, r = Ji(i, s); + ji(n, r) || (t.uniform1iv(this.addr, r), Yi(n, r)); + for (let t = 0; t !== s; ++t) i.setTextureCube(e[t] || Oi, r[t]) +} + +function Qn(t, e, i) { + const n = this.cache, s = e.length, r = Ji(i, s); + ji(n, r) || (t.uniform1iv(this.addr, r), Yi(n, r)); + for (let t = 0; t !== s; ++t) i.setTexture2DArray(e[t] || Ui, r[t]) +} + +class Pn { + constructor(t, e, i) { + this.id = t, this.addr = i, this.cache = [], this.setValue = function (t) { + switch (t) { + case 5126: + return Xi; + case 35664: + return Ki; + case 35665: + return $i; + case 35666: + return Zi; + case 35674: + return tn; + case 35675: + return en; + case 35676: + return nn; + case 5124: + case 35670: + return sn; + case 35667: + case 35671: + return rn; + case 35668: + case 35672: + return an; + case 35669: + case 35673: + return on; + case 5125: + return ln; + case 36294: + return cn; + case 36295: + return hn; + case 36296: + return un; + case 35678: + case 36198: + case 36298: + case 36306: + case 35682: + return dn; + case 35679: + case 36299: + case 36307: + return An; + case 35680: + case 36300: + case 36308: + case 36293: + return pn; + case 36289: + case 36303: + case 36311: + case 36292: + return mn + } + }(e.type) + } +} + +class Fn { + constructor(t, e, i) { + this.id = t, this.addr = i, this.cache = [], this.size = e.size, this.setValue = function (t) { + switch (t) { + case 5126: + return gn; + case 35664: + return fn; + case 35665: + return vn; + case 35666: + return yn; + case 35674: + return xn; + case 35675: + return _n; + case 35676: + return En; + case 5124: + case 35670: + return wn; + case 35667: + case 35671: + return bn; + case 35668: + case 35672: + return Cn; + case 35669: + case 35673: + return In; + case 5125: + return Sn; + case 36294: + return Mn; + case 36295: + return Bn; + case 36296: + return Tn; + case 35678: + case 36198: + case 36298: + case 36306: + case 35682: + return Rn; + case 35679: + case 36299: + case 36307: + return Dn; + case 35680: + case 36300: + case 36308: + case 36293: + return Ln; + case 36289: + case 36303: + case 36311: + case 36292: + return Qn + } + }(e.type) + } +} + +class Nn { + constructor(t) { + this.id = t, this.seq = [], this.map = {} + } + + setValue(t, e, i) { + const n = this.seq; + for (let s = 0, r = n.length; s !== r; ++s) { + const r = n[s]; + r.setValue(t, e[r.id], i) + } + } +} + +const Un = /(\w+)(\])?(\[|\.)?/g; + +function kn(t, e) { + t.seq.push(e), t.map[e.id] = e +} + +function On(t, e, i) { + const n = t.name, s = n.length; + for (Un.lastIndex = 0; ;) { + const r = Un.exec(n), a = Un.lastIndex; + let o = r[1]; + const l = "]" === r[2], c = r[3]; + if (l && (o |= 0), void 0 === c || "[" === c && a + 2 === s) { + kn(i, void 0 === c ? new Pn(o, t, e) : new Fn(o, t, e)); + break + } + { + let t = i.map[o]; + void 0 === t && (t = new Nn(o), kn(i, t)), i = t + } + } +} + +class Gn { + constructor(t, e) { + this.seq = [], this.map = {}; + const i = t.getProgramParameter(e, 35718); + for (let n = 0; n < i; ++n) { + const i = t.getActiveUniform(e, n); + On(i, t.getUniformLocation(e, i.name), this) + } + } + + setValue(t, e, i, n) { + const s = this.map[e]; + void 0 !== s && s.setValue(t, i, n) + } + + setOptional(t, e, i) { + const n = e[i]; + void 0 !== n && this.setValue(t, i, n) + } + + static upload(t, e, i, n) { + for (let s = 0, r = e.length; s !== r; ++s) { + const r = e[s], a = i[r.id]; + !1 !== a.needsUpdate && r.setValue(t, a.value, n) + } + } + + static seqWithValue(t, e) { + const i = []; + for (let n = 0, s = t.length; n !== s; ++n) { + const s = t[n]; + s.id in e && i.push(s) + } + return i + } +} + +function zn(t, e, i) { + const n = t.createShader(e); + return t.shaderSource(n, i), t.compileShader(n), n +} + +let Hn = 0; + +function Vn(t, e, i) { + const n = t.getShaderParameter(e, 35713), s = t.getShaderInfoLog(e).trim(); + if (n && "" === s) return ""; + const r = /ERROR: 0:(\d+)/.exec(s); + if (r) { + const n = parseInt(r[1]); + return i.toUpperCase() + "\n\n" + s + "\n\n" + function (t, e) { + const i = t.split("\n"), n = [], s = Math.max(e - 6, 0), r = Math.min(e + 6, i.length); + for (let t = s; t < r; t++) { + const s = t + 1; + n.push(`${s === e ? ">" : " "} ${s}: ${i[t]}`) + } + return n.join("\n") + }(t.getShaderSource(e), n) + } + return s +} + +function Wn(t, e) { + const i = function (t) { + switch (t) { + case 3e3: + return ["Linear", "( value )"]; + case 3001: + return ["sRGB", "( value )"]; + default: + return console.warn("THREE.WebGLProgram: Unsupported encoding:", t), ["Linear", "( value )"] + } + }(e); + return "vec4 " + t + "( vec4 value ) { return LinearTo" + i[0] + i[1] + "; }" +} + +function qn(t, e) { + let i; + switch (e) { + case 1: + i = "Linear"; + break; + case 2: + i = "Reinhard"; + break; + case 3: + i = "OptimizedCineon"; + break; + case 4: + i = "ACESFilmic"; + break; + case 5: + i = "Custom"; + break; + default: + console.warn("THREE.WebGLProgram: Unsupported toneMapping:", e), i = "Linear" + } + return "vec3 " + t + "( vec3 color ) { return " + i + "ToneMapping( color ); }" +} + +function jn(t) { + return "" !== t +} + +function Yn(t, e) { + const i = e.numSpotLightShadows + e.numSpotLightMaps - e.numSpotLightShadowsWithMaps; + return t.replace(/NUM_DIR_LIGHTS/g, e.numDirLights).replace(/NUM_SPOT_LIGHTS/g, e.numSpotLights).replace(/NUM_SPOT_LIGHT_MAPS/g, e.numSpotLightMaps).replace(/NUM_SPOT_LIGHT_COORDS/g, i).replace(/NUM_RECT_AREA_LIGHTS/g, e.numRectAreaLights).replace(/NUM_POINT_LIGHTS/g, e.numPointLights).replace(/NUM_HEMI_LIGHTS/g, e.numHemiLights).replace(/NUM_DIR_LIGHT_SHADOWS/g, e.numDirLightShadows).replace(/NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS/g, e.numSpotLightShadowsWithMaps).replace(/NUM_SPOT_LIGHT_SHADOWS/g, e.numSpotLightShadows).replace(/NUM_POINT_LIGHT_SHADOWS/g, e.numPointLightShadows) +} + +function Jn(t, e) { + return t.replace(/NUM_CLIPPING_PLANES/g, e.numClippingPlanes).replace(/UNION_CLIPPING_PLANES/g, e.numClippingPlanes - e.numClipIntersection) +} + +const Xn = /^[ \t]*#include +<([\w\d./]+)>/gm; + +function Kn(t) { + return t.replace(Xn, $n) +} + +function $n(t, e) { + const i = ri[e]; + if (void 0 === i) throw new Error("Can not resolve #include <" + e + ">"); + return Kn(i) +} + +const Zn = /#pragma unroll_loop_start\s+for\s*\(\s*int\s+i\s*=\s*(\d+)\s*;\s*i\s*<\s*(\d+)\s*;\s*i\s*\+\+\s*\)\s*{([\s\S]+?)}\s+#pragma unroll_loop_end/g; + +function ts(t) { + return t.replace(Zn, es) +} + +function es(t, e, i, n) { + let s = ""; + for (let t = parseInt(e); t < parseInt(i); t++) s += n.replace(/\[\s*i\s*\]/g, "[ " + t + " ]").replace(/UNROLLED_LOOP_INDEX/g, t); + return s +} + +function is(t) { + let e = "precision " + t.precision + " float;\nprecision " + t.precision + " int;"; + return "highp" === t.precision ? e += "\n#define HIGH_PRECISION" : "mediump" === t.precision ? e += "\n#define MEDIUM_PRECISION" : "lowp" === t.precision && (e += "\n#define LOW_PRECISION"), e +} + +function ns(t, e, i, n) { + const s = t.getContext(), r = i.defines; + let a = i.vertexShader, o = i.fragmentShader; + const l = function (t) { + let e = "SHADOWMAP_TYPE_BASIC"; + return 1 === t.shadowMapType ? e = "SHADOWMAP_TYPE_PCF" : 2 === t.shadowMapType ? e = "SHADOWMAP_TYPE_PCF_SOFT" : 3 === t.shadowMapType && (e = "SHADOWMAP_TYPE_VSM"), e + }(i), c = function (t) { + let e = "ENVMAP_TYPE_CUBE"; + if (t.envMap) switch (t.envMapMode) { + case 301: + case 302: + e = "ENVMAP_TYPE_CUBE"; + break; + case 306: + e = "ENVMAP_TYPE_CUBE_UV" + } + return e + }(i), h = function (t) { + let e = "ENVMAP_MODE_REFLECTION"; + t.envMap && 302 === t.envMapMode && (e = "ENVMAP_MODE_REFRACTION"); + return e + }(i), u = function (t) { + let e = "ENVMAP_BLENDING_NONE"; + if (t.envMap) switch (t.combine) { + case 0: + e = "ENVMAP_BLENDING_MULTIPLY"; + break; + case 1: + e = "ENVMAP_BLENDING_MIX"; + break; + case 2: + e = "ENVMAP_BLENDING_ADD" + } + return e + }(i), d = function (t) { + const e = t.envMapCubeUVHeight; + if (null === e) return null; + const i = Math.log2(e) - 2, n = 1 / e; + return {texelWidth: 1 / (3 * Math.max(Math.pow(2, i), 112)), texelHeight: n, maxMip: i} + }(i), A = i.isWebGL2 ? "" : function (t) { + return [t.extensionDerivatives || t.envMapCubeUVHeight || t.bumpMap || t.tangentSpaceNormalMap || t.clearcoatNormalMap || t.flatShading || "physical" === t.shaderID ? "#extension GL_OES_standard_derivatives : enable" : "", (t.extensionFragDepth || t.logarithmicDepthBuffer) && t.rendererExtensionFragDepth ? "#extension GL_EXT_frag_depth : enable" : "", t.extensionDrawBuffers && t.rendererExtensionDrawBuffers ? "#extension GL_EXT_draw_buffers : require" : "", (t.extensionShaderTextureLOD || t.envMap || t.transmission) && t.rendererExtensionShaderTextureLod ? "#extension GL_EXT_shader_texture_lod : enable" : ""].filter(jn).join("\n") + }(i), p = function (t) { + const e = []; + for (const i in t) { + const n = t[i]; + !1 !== n && e.push("#define " + i + " " + n) + } + return e.join("\n") + }(r), m = s.createProgram(); + let g, f, v = i.glslVersion ? "#version " + i.glslVersion + "\n" : ""; + i.isRawShaderMaterial ? (g = [p].filter(jn).join("\n"), g.length > 0 && (g += "\n"), f = [A, p].filter(jn).join("\n"), f.length > 0 && (f += "\n")) : (g = [is(i), "#define SHADER_NAME " + i.shaderName, p, i.instancing ? "#define USE_INSTANCING" : "", i.instancingColor ? "#define USE_INSTANCING_COLOR" : "", i.supportsVertexTextures ? "#define VERTEX_TEXTURES" : "", i.useFog && i.fog ? "#define USE_FOG" : "", i.useFog && i.fogExp2 ? "#define FOG_EXP2" : "", i.map ? "#define USE_MAP" : "", i.envMap ? "#define USE_ENVMAP" : "", i.envMap ? "#define " + h : "", i.lightMap ? "#define USE_LIGHTMAP" : "", i.aoMap ? "#define USE_AOMAP" : "", i.emissiveMap ? "#define USE_EMISSIVEMAP" : "", i.bumpMap ? "#define USE_BUMPMAP" : "", i.normalMap ? "#define USE_NORMALMAP" : "", i.normalMap && i.objectSpaceNormalMap ? "#define OBJECTSPACE_NORMALMAP" : "", i.normalMap && i.tangentSpaceNormalMap ? "#define TANGENTSPACE_NORMALMAP" : "", i.clearcoatMap ? "#define USE_CLEARCOATMAP" : "", i.clearcoatRoughnessMap ? "#define USE_CLEARCOAT_ROUGHNESSMAP" : "", i.clearcoatNormalMap ? "#define USE_CLEARCOAT_NORMALMAP" : "", i.iridescenceMap ? "#define USE_IRIDESCENCEMAP" : "", i.iridescenceThicknessMap ? "#define USE_IRIDESCENCE_THICKNESSMAP" : "", i.displacementMap && i.supportsVertexTextures ? "#define USE_DISPLACEMENTMAP" : "", i.specularMap ? "#define USE_SPECULARMAP" : "", i.specularIntensityMap ? "#define USE_SPECULARINTENSITYMAP" : "", i.specularColorMap ? "#define USE_SPECULARCOLORMAP" : "", i.roughnessMap ? "#define USE_ROUGHNESSMAP" : "", i.metalnessMap ? "#define USE_METALNESSMAP" : "", i.alphaMap ? "#define USE_ALPHAMAP" : "", i.transmission ? "#define USE_TRANSMISSION" : "", i.transmissionMap ? "#define USE_TRANSMISSIONMAP" : "", i.thicknessMap ? "#define USE_THICKNESSMAP" : "", i.sheenColorMap ? "#define USE_SHEENCOLORMAP" : "", i.sheenRoughnessMap ? "#define USE_SHEENROUGHNESSMAP" : "", i.vertexTangents ? "#define USE_TANGENT" : "", i.vertexColors ? "#define USE_COLOR" : "", i.vertexAlphas ? "#define USE_COLOR_ALPHA" : "", i.vertexUvs ? "#define USE_UV" : "", i.uvsVertexOnly ? "#define UVS_VERTEX_ONLY" : "", i.flatShading ? "#define FLAT_SHADED" : "", i.skinning ? "#define USE_SKINNING" : "", i.morphTargets ? "#define USE_MORPHTARGETS" : "", i.morphNormals && !1 === i.flatShading ? "#define USE_MORPHNORMALS" : "", i.morphColors && i.isWebGL2 ? "#define USE_MORPHCOLORS" : "", i.morphTargetsCount > 0 && i.isWebGL2 ? "#define MORPHTARGETS_TEXTURE" : "", i.morphTargetsCount > 0 && i.isWebGL2 ? "#define MORPHTARGETS_TEXTURE_STRIDE " + i.morphTextureStride : "", i.morphTargetsCount > 0 && i.isWebGL2 ? "#define MORPHTARGETS_COUNT " + i.morphTargetsCount : "", i.doubleSided ? "#define DOUBLE_SIDED" : "", i.flipSided ? "#define FLIP_SIDED" : "", i.shadowMapEnabled ? "#define USE_SHADOWMAP" : "", i.shadowMapEnabled ? "#define " + l : "", i.sizeAttenuation ? "#define USE_SIZEATTENUATION" : "", i.logarithmicDepthBuffer ? "#define USE_LOGDEPTHBUF" : "", i.logarithmicDepthBuffer && i.rendererExtensionFragDepth ? "#define USE_LOGDEPTHBUF_EXT" : "", "uniform mat4 modelMatrix;", "uniform mat4 modelViewMatrix;", "uniform mat4 projectionMatrix;", "uniform mat4 viewMatrix;", "uniform mat3 normalMatrix;", "uniform vec3 cameraPosition;", "uniform bool isOrthographic;", "#ifdef USE_INSTANCING", "\tattribute mat4 instanceMatrix;", "#endif", "#ifdef USE_INSTANCING_COLOR", "\tattribute vec3 instanceColor;", "#endif", "attribute vec3 position;", "attribute vec3 normal;", "attribute vec2 uv;", "#ifdef USE_TANGENT", "\tattribute vec4 tangent;", "#endif", "#if defined( USE_COLOR_ALPHA )", "\tattribute vec4 color;", "#elif defined( USE_COLOR )", "\tattribute vec3 color;", "#endif", "#if ( defined( USE_MORPHTARGETS ) && ! defined( MORPHTARGETS_TEXTURE ) )", "\tattribute vec3 morphTarget0;", "\tattribute vec3 morphTarget1;", "\tattribute vec3 morphTarget2;", "\tattribute vec3 morphTarget3;", "\t#ifdef USE_MORPHNORMALS", "\t\tattribute vec3 morphNormal0;", "\t\tattribute vec3 morphNormal1;", "\t\tattribute vec3 morphNormal2;", "\t\tattribute vec3 morphNormal3;", "\t#else", "\t\tattribute vec3 morphTarget4;", "\t\tattribute vec3 morphTarget5;", "\t\tattribute vec3 morphTarget6;", "\t\tattribute vec3 morphTarget7;", "\t#endif", "#endif", "#ifdef USE_SKINNING", "\tattribute vec4 skinIndex;", "\tattribute vec4 skinWeight;", "#endif", "\n"].filter(jn).join("\n"), f = [A, is(i), "#define SHADER_NAME " + i.shaderName, p, i.useFog && i.fog ? "#define USE_FOG" : "", i.useFog && i.fogExp2 ? "#define FOG_EXP2" : "", i.map ? "#define USE_MAP" : "", i.matcap ? "#define USE_MATCAP" : "", i.envMap ? "#define USE_ENVMAP" : "", i.envMap ? "#define " + c : "", i.envMap ? "#define " + h : "", i.envMap ? "#define " + u : "", d ? "#define CUBEUV_TEXEL_WIDTH " + d.texelWidth : "", d ? "#define CUBEUV_TEXEL_HEIGHT " + d.texelHeight : "", d ? "#define CUBEUV_MAX_MIP " + d.maxMip + ".0" : "", i.lightMap ? "#define USE_LIGHTMAP" : "", i.aoMap ? "#define USE_AOMAP" : "", i.emissiveMap ? "#define USE_EMISSIVEMAP" : "", i.bumpMap ? "#define USE_BUMPMAP" : "", i.normalMap ? "#define USE_NORMALMAP" : "", i.normalMap && i.objectSpaceNormalMap ? "#define OBJECTSPACE_NORMALMAP" : "", i.normalMap && i.tangentSpaceNormalMap ? "#define TANGENTSPACE_NORMALMAP" : "", i.clearcoat ? "#define USE_CLEARCOAT" : "", i.clearcoatMap ? "#define USE_CLEARCOATMAP" : "", i.clearcoatRoughnessMap ? "#define USE_CLEARCOAT_ROUGHNESSMAP" : "", i.clearcoatNormalMap ? "#define USE_CLEARCOAT_NORMALMAP" : "", i.iridescence ? "#define USE_IRIDESCENCE" : "", i.iridescenceMap ? "#define USE_IRIDESCENCEMAP" : "", i.iridescenceThicknessMap ? "#define USE_IRIDESCENCE_THICKNESSMAP" : "", i.specularMap ? "#define USE_SPECULARMAP" : "", i.specularIntensityMap ? "#define USE_SPECULARINTENSITYMAP" : "", i.specularColorMap ? "#define USE_SPECULARCOLORMAP" : "", i.roughnessMap ? "#define USE_ROUGHNESSMAP" : "", i.metalnessMap ? "#define USE_METALNESSMAP" : "", i.alphaMap ? "#define USE_ALPHAMAP" : "", i.alphaTest ? "#define USE_ALPHATEST" : "", i.sheen ? "#define USE_SHEEN" : "", i.sheenColorMap ? "#define USE_SHEENCOLORMAP" : "", i.sheenRoughnessMap ? "#define USE_SHEENROUGHNESSMAP" : "", i.transmission ? "#define USE_TRANSMISSION" : "", i.transmissionMap ? "#define USE_TRANSMISSIONMAP" : "", i.thicknessMap ? "#define USE_THICKNESSMAP" : "", i.decodeVideoTexture ? "#define DECODE_VIDEO_TEXTURE" : "", i.vertexTangents ? "#define USE_TANGENT" : "", i.vertexColors || i.instancingColor ? "#define USE_COLOR" : "", i.vertexAlphas ? "#define USE_COLOR_ALPHA" : "", i.vertexUvs ? "#define USE_UV" : "", i.uvsVertexOnly ? "#define UVS_VERTEX_ONLY" : "", i.gradientMap ? "#define USE_GRADIENTMAP" : "", i.flatShading ? "#define FLAT_SHADED" : "", i.doubleSided ? "#define DOUBLE_SIDED" : "", i.flipSided ? "#define FLIP_SIDED" : "", i.shadowMapEnabled ? "#define USE_SHADOWMAP" : "", i.shadowMapEnabled ? "#define " + l : "", i.premultipliedAlpha ? "#define PREMULTIPLIED_ALPHA" : "", i.physicallyCorrectLights ? "#define PHYSICALLY_CORRECT_LIGHTS" : "", i.logarithmicDepthBuffer ? "#define USE_LOGDEPTHBUF" : "", i.logarithmicDepthBuffer && i.rendererExtensionFragDepth ? "#define USE_LOGDEPTHBUF_EXT" : "", "uniform mat4 viewMatrix;", "uniform vec3 cameraPosition;", "uniform bool isOrthographic;", 0 !== i.toneMapping ? "#define TONE_MAPPING" : "", 0 !== i.toneMapping ? ri.tonemapping_pars_fragment : "", 0 !== i.toneMapping ? qn("toneMapping", i.toneMapping) : "", i.dithering ? "#define DITHERING" : "", i.opaque ? "#define OPAQUE" : "", ri.encodings_pars_fragment, Wn("linearToOutputTexel", i.outputEncoding), i.useDepthPacking ? "#define DEPTH_PACKING " + i.depthPacking : "", "\n"].filter(jn).join("\n")), a = Kn(a), a = Yn(a, i), a = Jn(a, i), o = Kn(o), o = Yn(o, i), o = Jn(o, i), a = ts(a), o = ts(o), i.isWebGL2 && !0 !== i.isRawShaderMaterial && (v = "#version 300 es\n", g = ["precision mediump sampler2DArray;", "#define attribute in", "#define varying out", "#define texture2D texture"].join("\n") + "\n" + g, f = ["#define varying in", "300 es" === i.glslVersion ? "" : "layout(location = 0) out highp vec4 pc_fragColor;", "300 es" === i.glslVersion ? "" : "#define gl_FragColor pc_fragColor", "#define gl_FragDepthEXT gl_FragDepth", "#define texture2D texture", "#define textureCube texture", "#define texture2DProj textureProj", "#define texture2DLodEXT textureLod", "#define texture2DProjLodEXT textureProjLod", "#define textureCubeLodEXT textureLod", "#define texture2DGradEXT textureGrad", "#define texture2DProjGradEXT textureProjGrad", "#define textureCubeGradEXT textureGrad"].join("\n") + "\n" + f); + const y = v + f + o, x = zn(s, 35633, v + g + a), _ = zn(s, 35632, y); + if (s.attachShader(m, x), s.attachShader(m, _), void 0 !== i.index0AttributeName ? s.bindAttribLocation(m, 0, i.index0AttributeName) : !0 === i.morphTargets && s.bindAttribLocation(m, 0, "position"), s.linkProgram(m), t.debug.checkShaderErrors) { + const t = s.getProgramInfoLog(m).trim(), e = s.getShaderInfoLog(x).trim(), i = s.getShaderInfoLog(_).trim(); + let n = !0, r = !0; + if (!1 === s.getProgramParameter(m, 35714)) { + n = !1; + const e = Vn(s, x, "vertex"), i = Vn(s, _, "fragment"); + console.error("THREE.WebGLProgram: Shader Error " + s.getError() + " - VALIDATE_STATUS " + s.getProgramParameter(m, 35715) + "\n\nProgram Info Log: " + t + "\n" + e + "\n" + i) + } else "" !== t ? console.warn("THREE.WebGLProgram: Program Info Log:", t) : "" !== e && "" !== i || (r = !1); + r && (this.diagnostics = { + runnable: n, + programLog: t, + vertexShader: {log: e, prefix: g}, + fragmentShader: {log: i, prefix: f} + }) + } + let E, w; + return s.deleteShader(x), s.deleteShader(_), this.getUniforms = function () { + return void 0 === E && (E = new Gn(s, m)), E + }, this.getAttributes = function () { + return void 0 === w && (w = function (t, e) { + const i = {}, n = t.getProgramParameter(e, 35721); + for (let s = 0; s < n; s++) { + const n = t.getActiveAttrib(e, s), r = n.name; + let a = 1; + 35674 === n.type && (a = 2), 35675 === n.type && (a = 3), 35676 === n.type && (a = 4), i[r] = { + type: n.type, + location: t.getAttribLocation(e, r), + locationSize: a + } + } + return i + }(s, m)), w + }, this.destroy = function () { + n.releaseStatesOfProgram(this), s.deleteProgram(m), this.program = void 0 + }, this.name = i.shaderName, this.id = Hn++, this.cacheKey = e, this.usedTimes = 1, this.program = m, this.vertexShader = x, this.fragmentShader = _, this +} + +let ss = 0; + +class rs { + constructor() { + this.shaderCache = new Map, this.materialCache = new Map + } + + update(t) { + const e = t.vertexShader, i = t.fragmentShader, n = this._getShaderStage(e), s = this._getShaderStage(i), + r = this._getShaderCacheForMaterial(t); + return !1 === r.has(n) && (r.add(n), n.usedTimes++), !1 === r.has(s) && (r.add(s), s.usedTimes++), this + } + + remove(t) { + const e = this.materialCache.get(t); + for (const t of e) t.usedTimes--, 0 === t.usedTimes && this.shaderCache.delete(t.code); + return this.materialCache.delete(t), this + } + + getVertexShaderID(t) { + return this._getShaderStage(t.vertexShader).id + } + + getFragmentShaderID(t) { + return this._getShaderStage(t.fragmentShader).id + } + + dispose() { + this.shaderCache.clear(), this.materialCache.clear() + } + + _getShaderCacheForMaterial(t) { + const e = this.materialCache; + let i = e.get(t); + return void 0 === i && (i = new Set, e.set(t, i)), i + } + + _getShaderStage(t) { + const e = this.shaderCache; + let i = e.get(t); + return void 0 === i && (i = new as(t), e.set(t, i)), i + } +} + +class as { + constructor(t) { + this.id = ss++, this.code = t, this.usedTimes = 0 + } +} + +function os(t, e, i, n, s, r, a) { + const o = new Rt, l = new rs, c = [], h = s.isWebGL2, u = s.logarithmicDepthBuffer, d = s.vertexTextures; + let A = s.precision; + const p = { + MeshDepthMaterial: "depth", + MeshDistanceMaterial: "distanceRGBA", + MeshNormalMaterial: "normal", + MeshBasicMaterial: "basic", + MeshLambertMaterial: "lambert", + MeshPhongMaterial: "phong", + MeshToonMaterial: "toon", + MeshStandardMaterial: "physical", + MeshPhysicalMaterial: "physical", + MeshMatcapMaterial: "matcap", + LineBasicMaterial: "basic", + LineDashedMaterial: "dashed", + PointsMaterial: "points", + ShadowMaterial: "shadow", + SpriteMaterial: "sprite" + }; + return { + getParameters: function (r, o, c, m, g) { + const f = m.fog, v = g.geometry, y = r.isMeshStandardMaterial ? m.environment : null, + x = (r.isMeshStandardMaterial ? i : e).get(r.envMap || y), + _ = x && 306 === x.mapping ? x.image.height : null, E = p[r.type]; + null !== r.precision && (A = s.getMaxPrecision(r.precision), A !== r.precision && console.warn("THREE.WebGLProgram.getParameters:", r.precision, "not supported, using", A, "instead.")); + const w = v.morphAttributes.position || v.morphAttributes.normal || v.morphAttributes.color, + b = void 0 !== w ? w.length : 0; + let C, I, S, M, B = 0; + if (void 0 !== v.morphAttributes.position && (B = 1), void 0 !== v.morphAttributes.normal && (B = 2), void 0 !== v.morphAttributes.color && (B = 3), E) { + const t = oi[E]; + C = t.vertexShader, I = t.fragmentShader + } else C = r.vertexShader, I = r.fragmentShader, l.update(r), S = l.getVertexShaderID(r), M = l.getFragmentShaderID(r); + const T = t.getRenderTarget(), R = r.alphaTest > 0, D = r.clearcoat > 0, L = r.iridescence > 0; + return { + isWebGL2: h, + shaderID: E, + shaderName: r.type, + vertexShader: C, + fragmentShader: I, + defines: r.defines, + customVertexShaderID: S, + customFragmentShaderID: M, + isRawShaderMaterial: !0 === r.isRawShaderMaterial, + glslVersion: r.glslVersion, + precision: A, + instancing: !0 === g.isInstancedMesh, + instancingColor: !0 === g.isInstancedMesh && null !== g.instanceColor, + supportsVertexTextures: d, + outputEncoding: null === T ? t.outputEncoding : !0 === T.isXRRenderTarget ? T.texture.encoding : 3e3, + map: !!r.map, + matcap: !!r.matcap, + envMap: !!x, + envMapMode: x && x.mapping, + envMapCubeUVHeight: _, + lightMap: !!r.lightMap, + aoMap: !!r.aoMap, + emissiveMap: !!r.emissiveMap, + bumpMap: !!r.bumpMap, + normalMap: !!r.normalMap, + objectSpaceNormalMap: 1 === r.normalMapType, + tangentSpaceNormalMap: 0 === r.normalMapType, + decodeVideoTexture: !!r.map && !0 === r.map.isVideoTexture && 3001 === r.map.encoding, + clearcoat: D, + clearcoatMap: D && !!r.clearcoatMap, + clearcoatRoughnessMap: D && !!r.clearcoatRoughnessMap, + clearcoatNormalMap: D && !!r.clearcoatNormalMap, + iridescence: L, + iridescenceMap: L && !!r.iridescenceMap, + iridescenceThicknessMap: L && !!r.iridescenceThicknessMap, + displacementMap: !!r.displacementMap, + roughnessMap: !!r.roughnessMap, + metalnessMap: !!r.metalnessMap, + specularMap: !!r.specularMap, + specularIntensityMap: !!r.specularIntensityMap, + specularColorMap: !!r.specularColorMap, + opaque: !1 === r.transparent && 1 === r.blending, + alphaMap: !!r.alphaMap, + alphaTest: R, + gradientMap: !!r.gradientMap, + sheen: r.sheen > 0, + sheenColorMap: !!r.sheenColorMap, + sheenRoughnessMap: !!r.sheenRoughnessMap, + transmission: r.transmission > 0, + transmissionMap: !!r.transmissionMap, + thicknessMap: !!r.thicknessMap, + combine: r.combine, + vertexTangents: !!r.normalMap && !!v.attributes.tangent, + vertexColors: r.vertexColors, + vertexAlphas: !0 === r.vertexColors && !!v.attributes.color && 4 === v.attributes.color.itemSize, + vertexUvs: !!(r.map || r.bumpMap || r.normalMap || r.specularMap || r.alphaMap || r.emissiveMap || r.roughnessMap || r.metalnessMap || r.clearcoatMap || r.clearcoatRoughnessMap || r.clearcoatNormalMap || r.iridescenceMap || r.iridescenceThicknessMap || r.displacementMap || r.transmissionMap || r.thicknessMap || r.specularIntensityMap || r.specularColorMap || r.sheenColorMap || r.sheenRoughnessMap), + uvsVertexOnly: !(r.map || r.bumpMap || r.normalMap || r.specularMap || r.alphaMap || r.emissiveMap || r.roughnessMap || r.metalnessMap || r.clearcoatNormalMap || r.iridescenceMap || r.iridescenceThicknessMap || r.transmission > 0 || r.transmissionMap || r.thicknessMap || r.specularIntensityMap || r.specularColorMap || r.sheen > 0 || r.sheenColorMap || r.sheenRoughnessMap || !r.displacementMap), + fog: !!f, + useFog: !0 === r.fog, + fogExp2: f && f.isFogExp2, + flatShading: !!r.flatShading, + sizeAttenuation: r.sizeAttenuation, + logarithmicDepthBuffer: u, + skinning: !0 === g.isSkinnedMesh, + morphTargets: void 0 !== v.morphAttributes.position, + morphNormals: void 0 !== v.morphAttributes.normal, + morphColors: void 0 !== v.morphAttributes.color, + morphTargetsCount: b, + morphTextureStride: B, + numDirLights: o.directional.length, + numPointLights: o.point.length, + numSpotLights: o.spot.length, + numSpotLightMaps: o.spotLightMap.length, + numRectAreaLights: o.rectArea.length, + numHemiLights: o.hemi.length, + numDirLightShadows: o.directionalShadowMap.length, + numPointLightShadows: o.pointShadowMap.length, + numSpotLightShadows: o.spotShadowMap.length, + numSpotLightShadowsWithMaps: o.numSpotLightShadowsWithMaps, + numClippingPlanes: a.numPlanes, + numClipIntersection: a.numIntersection, + dithering: r.dithering, + shadowMapEnabled: t.shadowMap.enabled && c.length > 0, + shadowMapType: t.shadowMap.type, + toneMapping: r.toneMapped ? t.toneMapping : 0, + physicallyCorrectLights: t.physicallyCorrectLights, + premultipliedAlpha: r.premultipliedAlpha, + doubleSided: 2 === r.side, + flipSided: 1 === r.side, + useDepthPacking: !!r.depthPacking, + depthPacking: r.depthPacking || 0, + index0AttributeName: r.index0AttributeName, + extensionDerivatives: r.extensions && r.extensions.derivatives, + extensionFragDepth: r.extensions && r.extensions.fragDepth, + extensionDrawBuffers: r.extensions && r.extensions.drawBuffers, + extensionShaderTextureLOD: r.extensions && r.extensions.shaderTextureLOD, + rendererExtensionFragDepth: h || n.has("EXT_frag_depth"), + rendererExtensionDrawBuffers: h || n.has("WEBGL_draw_buffers"), + rendererExtensionShaderTextureLod: h || n.has("EXT_shader_texture_lod"), + customProgramCacheKey: r.customProgramCacheKey() + } + }, getProgramCacheKey: function (e) { + const i = []; + if (e.shaderID ? i.push(e.shaderID) : (i.push(e.customVertexShaderID), i.push(e.customFragmentShaderID)), void 0 !== e.defines) for (const t in e.defines) i.push(t), i.push(e.defines[t]); + return !1 === e.isRawShaderMaterial && (!function (t, e) { + t.push(e.precision), t.push(e.outputEncoding), t.push(e.envMapMode), t.push(e.envMapCubeUVHeight), t.push(e.combine), t.push(e.vertexUvs), t.push(e.fogExp2), t.push(e.sizeAttenuation), t.push(e.morphTargetsCount), t.push(e.morphAttributeCount), t.push(e.numDirLights), t.push(e.numPointLights), t.push(e.numSpotLights), t.push(e.numSpotLightMaps), t.push(e.numHemiLights), t.push(e.numRectAreaLights), t.push(e.numDirLightShadows), t.push(e.numPointLightShadows), t.push(e.numSpotLightShadows), t.push(e.numSpotLightShadowsWithMaps), t.push(e.shadowMapType), t.push(e.toneMapping), t.push(e.numClippingPlanes), t.push(e.numClipIntersection), t.push(e.depthPacking) + }(i, e), function (t, e) { + o.disableAll(), e.isWebGL2 && o.enable(0); + e.supportsVertexTextures && o.enable(1); + e.instancing && o.enable(2); + e.instancingColor && o.enable(3); + e.map && o.enable(4); + e.matcap && o.enable(5); + e.envMap && o.enable(6); + e.lightMap && o.enable(7); + e.aoMap && o.enable(8); + e.emissiveMap && o.enable(9); + e.bumpMap && o.enable(10); + e.normalMap && o.enable(11); + e.objectSpaceNormalMap && o.enable(12); + e.tangentSpaceNormalMap && o.enable(13); + e.clearcoat && o.enable(14); + e.clearcoatMap && o.enable(15); + e.clearcoatRoughnessMap && o.enable(16); + e.clearcoatNormalMap && o.enable(17); + e.iridescence && o.enable(18); + e.iridescenceMap && o.enable(19); + e.iridescenceThicknessMap && o.enable(20); + e.displacementMap && o.enable(21); + e.specularMap && o.enable(22); + e.roughnessMap && o.enable(23); + e.metalnessMap && o.enable(24); + e.gradientMap && o.enable(25); + e.alphaMap && o.enable(26); + e.alphaTest && o.enable(27); + e.vertexColors && o.enable(28); + e.vertexAlphas && o.enable(29); + e.vertexUvs && o.enable(30); + e.vertexTangents && o.enable(31); + e.uvsVertexOnly && o.enable(32); + t.push(o.mask), o.disableAll(), e.fog && o.enable(0); + e.useFog && o.enable(1); + e.flatShading && o.enable(2); + e.logarithmicDepthBuffer && o.enable(3); + e.skinning && o.enable(4); + e.morphTargets && o.enable(5); + e.morphNormals && o.enable(6); + e.morphColors && o.enable(7); + e.premultipliedAlpha && o.enable(8); + e.shadowMapEnabled && o.enable(9); + e.physicallyCorrectLights && o.enable(10); + e.doubleSided && o.enable(11); + e.flipSided && o.enable(12); + e.useDepthPacking && o.enable(13); + e.dithering && o.enable(14); + e.specularIntensityMap && o.enable(15); + e.specularColorMap && o.enable(16); + e.transmission && o.enable(17); + e.transmissionMap && o.enable(18); + e.thicknessMap && o.enable(19); + e.sheen && o.enable(20); + e.sheenColorMap && o.enable(21); + e.sheenRoughnessMap && o.enable(22); + e.decodeVideoTexture && o.enable(23); + e.opaque && o.enable(24); + t.push(o.mask) + }(i, e), i.push(t.outputEncoding)), i.push(e.customProgramCacheKey), i.join() + }, getUniforms: function (t) { + const e = p[t.type]; + let i; + if (e) { + const t = oi[e]; + i = ze.clone(t.uniforms) + } else i = t.uniforms; + return i + }, acquireProgram: function (e, i) { + let n; + for (let t = 0, e = c.length; t < e; t++) { + const e = c[t]; + if (e.cacheKey === i) { + n = e, ++n.usedTimes; + break + } + } + return void 0 === n && (n = new ns(t, i, e, r), c.push(n)), n + }, releaseProgram: function (t) { + if (0 == --t.usedTimes) { + const e = c.indexOf(t); + c[e] = c[c.length - 1], c.pop(), t.destroy() + } + }, releaseShaderCache: function (t) { + l.remove(t) + }, programs: c, dispose: function () { + l.dispose() + } + } +} + +function ls() { + let t = new WeakMap; + return { + get: function (e) { + let i = t.get(e); + return void 0 === i && (i = {}, t.set(e, i)), i + }, remove: function (e) { + t.delete(e) + }, update: function (e, i, n) { + t.get(e)[i] = n + }, dispose: function () { + t = new WeakMap + } + } +} + +function cs(t, e) { + return t.groupOrder !== e.groupOrder ? t.groupOrder - e.groupOrder : t.renderOrder !== e.renderOrder ? t.renderOrder - e.renderOrder : t.material.id !== e.material.id ? t.material.id - e.material.id : t.z !== e.z ? t.z - e.z : t.id - e.id +} + +function hs(t, e) { + return t.groupOrder !== e.groupOrder ? t.groupOrder - e.groupOrder : t.renderOrder !== e.renderOrder ? t.renderOrder - e.renderOrder : t.z !== e.z ? e.z - t.z : t.id - e.id +} + +function us() { + const t = []; + let e = 0; + const i = [], n = [], s = []; + + function r(i, n, s, r, a, o) { + let l = t[e]; + return void 0 === l ? (l = { + id: i.id, + object: i, + geometry: n, + material: s, + groupOrder: r, + renderOrder: i.renderOrder, + z: a, + group: o + }, t[e] = l) : (l.id = i.id, l.object = i, l.geometry = n, l.material = s, l.groupOrder = r, l.renderOrder = i.renderOrder, l.z = a, l.group = o), e++, l + } + + return { + opaque: i, transmissive: n, transparent: s, init: function () { + e = 0, i.length = 0, n.length = 0, s.length = 0 + }, push: function (t, e, a, o, l, c) { + const h = r(t, e, a, o, l, c); + a.transmission > 0 ? n.push(h) : !0 === a.transparent ? s.push(h) : i.push(h) + }, unshift: function (t, e, a, o, l, c) { + const h = r(t, e, a, o, l, c); + a.transmission > 0 ? n.unshift(h) : !0 === a.transparent ? s.unshift(h) : i.unshift(h) + }, finish: function () { + for (let i = e, n = t.length; i < n; i++) { + const e = t[i]; + if (null === e.id) break; + e.id = null, e.object = null, e.geometry = null, e.material = null, e.group = null + } + }, sort: function (t, e) { + i.length > 1 && i.sort(t || cs), n.length > 1 && n.sort(e || hs), s.length > 1 && s.sort(e || hs) + } + } +} + +function ds() { + let t = new WeakMap; + return { + get: function (e, i) { + const n = t.get(e); + let s; + return void 0 === n ? (s = new us, t.set(e, [s])) : i >= n.length ? (s = new us, n.push(s)) : s = n[i], s + }, dispose: function () { + t = new WeakMap + } + } +} + +function As() { + const t = {}; + return { + get: function (e) { + if (void 0 !== t[e.id]) return t[e.id]; + let i; + switch (e.type) { + case"DirectionalLight": + i = {direction: new V, color: new D}; + break; + case"SpotLight": + i = { + position: new V, + direction: new V, + color: new D, + distance: 0, + coneCos: 0, + penumbraCos: 0, + decay: 0 + }; + break; + case"PointLight": + i = {position: new V, color: new D, distance: 0, decay: 0}; + break; + case"HemisphereLight": + i = {direction: new V, skyColor: new D, groundColor: new D}; + break; + case"RectAreaLight": + i = {color: new D, position: new V, halfWidth: new V, halfHeight: new V} + } + return t[e.id] = i, i + } + } +} + +let ps = 0; + +function ms(t, e) { + return (e.castShadow ? 2 : 0) - (t.castShadow ? 2 : 0) + (e.map ? 1 : 0) - (t.map ? 1 : 0) +} + +function gs(t, e) { + const i = new As, n = function () { + const t = {}; + return { + get: function (e) { + if (void 0 !== t[e.id]) return t[e.id]; + let i; + switch (e.type) { + case"DirectionalLight": + case"SpotLight": + i = {shadowBias: 0, shadowNormalBias: 0, shadowRadius: 1, shadowMapSize: new v}; + break; + case"PointLight": + i = { + shadowBias: 0, + shadowNormalBias: 0, + shadowRadius: 1, + shadowMapSize: new v, + shadowCameraNear: 1, + shadowCameraFar: 1e3 + } + } + return t[e.id] = i, i + } + } + }(), s = { + version: 0, + hash: { + directionalLength: -1, + pointLength: -1, + spotLength: -1, + rectAreaLength: -1, + hemiLength: -1, + numDirectionalShadows: -1, + numPointShadows: -1, + numSpotShadows: -1, + numSpotMaps: -1 + }, + ambient: [0, 0, 0], + probe: [], + directional: [], + directionalShadow: [], + directionalShadowMap: [], + directionalShadowMatrix: [], + spot: [], + spotLightMap: [], + spotShadow: [], + spotShadowMap: [], + spotLightMatrix: [], + rectArea: [], + rectAreaLTC1: null, + rectAreaLTC2: null, + point: [], + pointShadow: [], + pointShadowMap: [], + pointShadowMatrix: [], + hemi: [], + numSpotLightShadowsWithMaps: 0 + }; + for (let t = 0; t < 9; t++) s.probe.push(new V); + const r = new V, a = new xt, o = new xt; + return { + setup: function (r, a) { + let o = 0, l = 0, c = 0; + for (let t = 0; t < 9; t++) s.probe[t].set(0, 0, 0); + let h = 0, u = 0, d = 0, A = 0, p = 0, m = 0, g = 0, f = 0, v = 0, y = 0; + r.sort(ms); + const x = !0 !== a ? Math.PI : 1; + for (let t = 0, e = r.length; t < e; t++) { + const e = r[t], a = e.color, _ = e.intensity, E = e.distance, + w = e.shadow && e.shadow.map ? e.shadow.map.texture : null; + if (e.isAmbientLight) o += a.r * _ * x, l += a.g * _ * x, c += a.b * _ * x; else if (e.isLightProbe) for (let t = 0; t < 9; t++) s.probe[t].addScaledVector(e.sh.coefficients[t], _); else if (e.isDirectionalLight) { + const t = i.get(e); + if (t.color.copy(e.color).multiplyScalar(e.intensity * x), e.castShadow) { + const t = e.shadow, i = n.get(e); + i.shadowBias = t.bias, i.shadowNormalBias = t.normalBias, i.shadowRadius = t.radius, i.shadowMapSize = t.mapSize, s.directionalShadow[h] = i, s.directionalShadowMap[h] = w, s.directionalShadowMatrix[h] = e.shadow.matrix, m++ + } + s.directional[h] = t, h++ + } else if (e.isSpotLight) { + const t = i.get(e); + t.position.setFromMatrixPosition(e.matrixWorld), t.color.copy(a).multiplyScalar(_ * x), t.distance = E, t.coneCos = Math.cos(e.angle), t.penumbraCos = Math.cos(e.angle * (1 - e.penumbra)), t.decay = e.decay, s.spot[d] = t; + const r = e.shadow; + if (e.map && (s.spotLightMap[v] = e.map, v++, r.updateMatrices(e), e.castShadow && y++), s.spotLightMatrix[d] = r.matrix, e.castShadow) { + const t = n.get(e); + t.shadowBias = r.bias, t.shadowNormalBias = r.normalBias, t.shadowRadius = r.radius, t.shadowMapSize = r.mapSize, s.spotShadow[d] = t, s.spotShadowMap[d] = w, f++ + } + d++ + } else if (e.isRectAreaLight) { + const t = i.get(e); + t.color.copy(a).multiplyScalar(_), t.halfWidth.set(.5 * e.width, 0, 0), t.halfHeight.set(0, .5 * e.height, 0), s.rectArea[A] = t, A++ + } else if (e.isPointLight) { + const t = i.get(e); + if (t.color.copy(e.color).multiplyScalar(e.intensity * x), t.distance = e.distance, t.decay = e.decay, e.castShadow) { + const t = e.shadow, i = n.get(e); + i.shadowBias = t.bias, i.shadowNormalBias = t.normalBias, i.shadowRadius = t.radius, i.shadowMapSize = t.mapSize, i.shadowCameraNear = t.camera.near, i.shadowCameraFar = t.camera.far, s.pointShadow[u] = i, s.pointShadowMap[u] = w, s.pointShadowMatrix[u] = e.shadow.matrix, g++ + } + s.point[u] = t, u++ + } else if (e.isHemisphereLight) { + const t = i.get(e); + t.skyColor.copy(e.color).multiplyScalar(_ * x), t.groundColor.copy(e.groundColor).multiplyScalar(_ * x), s.hemi[p] = t, p++ + } + } + A > 0 && (e.isWebGL2 || !0 === t.has("OES_texture_float_linear") ? (s.rectAreaLTC1 = ai.LTC_FLOAT_1, s.rectAreaLTC2 = ai.LTC_FLOAT_2) : !0 === t.has("OES_texture_half_float_linear") ? (s.rectAreaLTC1 = ai.LTC_HALF_1, s.rectAreaLTC2 = ai.LTC_HALF_2) : console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")), s.ambient[0] = o, s.ambient[1] = l, s.ambient[2] = c; + const _ = s.hash; + _.directionalLength === h && _.pointLength === u && _.spotLength === d && _.rectAreaLength === A && _.hemiLength === p && _.numDirectionalShadows === m && _.numPointShadows === g && _.numSpotShadows === f && _.numSpotMaps === v || (s.directional.length = h, s.spot.length = d, s.rectArea.length = A, s.point.length = u, s.hemi.length = p, s.directionalShadow.length = m, s.directionalShadowMap.length = m, s.pointShadow.length = g, s.pointShadowMap.length = g, s.spotShadow.length = f, s.spotShadowMap.length = f, s.directionalShadowMatrix.length = m, s.pointShadowMatrix.length = g, s.spotLightMatrix.length = f + v - y, s.spotLightMap.length = v, s.numSpotLightShadowsWithMaps = y, _.directionalLength = h, _.pointLength = u, _.spotLength = d, _.rectAreaLength = A, _.hemiLength = p, _.numDirectionalShadows = m, _.numPointShadows = g, _.numSpotShadows = f, _.numSpotMaps = v, s.version = ps++) + }, setupView: function (t, e) { + let i = 0, n = 0, l = 0, c = 0, h = 0; + const u = e.matrixWorldInverse; + for (let e = 0, d = t.length; e < d; e++) { + const d = t[e]; + if (d.isDirectionalLight) { + const t = s.directional[i]; + t.direction.setFromMatrixPosition(d.matrixWorld), r.setFromMatrixPosition(d.target.matrixWorld), t.direction.sub(r), t.direction.transformDirection(u), i++ + } else if (d.isSpotLight) { + const t = s.spot[l]; + t.position.setFromMatrixPosition(d.matrixWorld), t.position.applyMatrix4(u), t.direction.setFromMatrixPosition(d.matrixWorld), r.setFromMatrixPosition(d.target.matrixWorld), t.direction.sub(r), t.direction.transformDirection(u), l++ + } else if (d.isRectAreaLight) { + const t = s.rectArea[c]; + t.position.setFromMatrixPosition(d.matrixWorld), t.position.applyMatrix4(u), o.identity(), a.copy(d.matrixWorld), a.premultiply(u), o.extractRotation(a), t.halfWidth.set(.5 * d.width, 0, 0), t.halfHeight.set(0, .5 * d.height, 0), t.halfWidth.applyMatrix4(o), t.halfHeight.applyMatrix4(o), c++ + } else if (d.isPointLight) { + const t = s.point[n]; + t.position.setFromMatrixPosition(d.matrixWorld), t.position.applyMatrix4(u), n++ + } else if (d.isHemisphereLight) { + const t = s.hemi[h]; + t.direction.setFromMatrixPosition(d.matrixWorld), t.direction.transformDirection(u), h++ + } + } + }, state: s + } +} + +function fs(t, e) { + const i = new gs(t, e), n = [], s = []; + return { + init: function () { + n.length = 0, s.length = 0 + }, state: {lightsArray: n, shadowsArray: s, lights: i}, setupLights: function (t) { + i.setup(n, t) + }, setupLightsView: function (t) { + i.setupView(n, t) + }, pushLight: function (t) { + n.push(t) + }, pushShadow: function (t) { + s.push(t) + } + } +} + +function vs(t, e) { + let i = new WeakMap; + return { + get: function (n, s = 0) { + const r = i.get(n); + let a; + return void 0 === r ? (a = new fs(t, e), i.set(n, [a])) : s >= r.length ? (a = new fs(t, e), r.push(a)) : a = r[s], a + }, dispose: function () { + i = new WeakMap + } + } +} + +class ys extends se { + constructor(t) { + super(), this.isMeshDepthMaterial = !0, this.type = "MeshDepthMaterial", this.depthPacking = 3200, this.map = null, this.alphaMap = null, this.displacementMap = null, this.displacementScale = 1, this.displacementBias = 0, this.wireframe = !1, this.wireframeLinewidth = 1, this.setValues(t) + } + + copy(t) { + return super.copy(t), this.depthPacking = t.depthPacking, this.map = t.map, this.alphaMap = t.alphaMap, this.displacementMap = t.displacementMap, this.displacementScale = t.displacementScale, this.displacementBias = t.displacementBias, this.wireframe = t.wireframe, this.wireframeLinewidth = t.wireframeLinewidth, this + } +} + +class xs extends se { + constructor(t) { + super(), this.isMeshDistanceMaterial = !0, this.type = "MeshDistanceMaterial", this.referencePosition = new V, this.nearDistance = 1, this.farDistance = 1e3, this.map = null, this.alphaMap = null, this.displacementMap = null, this.displacementScale = 1, this.displacementBias = 0, this.setValues(t) + } + + copy(t) { + return super.copy(t), this.referencePosition.copy(t.referencePosition), this.nearDistance = t.nearDistance, this.farDistance = t.farDistance, this.map = t.map, this.alphaMap = t.alphaMap, this.displacementMap = t.displacementMap, this.displacementScale = t.displacementScale, this.displacementBias = t.displacementBias, this + } +} + +function _s(t, e, i) { + let n = new ei; + const s = new v, r = new v, a = new k, o = new ys({depthPacking: 3201}), l = new xs, c = {}, h = i.maxTextureSize, + u = {0: 1, 1: 0, 2: 2}, d = new He({ + defines: {VSM_SAMPLES: 8}, + uniforms: {shadow_pass: {value: null}, resolution: {value: new v}, radius: {value: 4}}, + vertexShader: "void main() {\n\tgl_Position = vec4( position, 1.0 );\n}", + fragmentShader: "uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include \nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}" + }), A = d.clone(); + A.defines.HORIZONTAL_PASS = 1; + const p = new ye; + p.setAttribute("position", new le(new Float32Array([-1, -1, .5, 3, -1, .5, -1, 3, .5]), 3)); + const m = new Ne(p, d), g = this; + + function f(i, n) { + const r = e.update(m); + d.defines.VSM_SAMPLES !== i.blurSamples && (d.defines.VSM_SAMPLES = i.blurSamples, A.defines.VSM_SAMPLES = i.blurSamples, d.needsUpdate = !0, A.needsUpdate = !0), null === i.mapPass && (i.mapPass = new O(s.x, s.y)), d.uniforms.shadow_pass.value = i.map.texture, d.uniforms.resolution.value = i.mapSize, d.uniforms.radius.value = i.radius, t.setRenderTarget(i.mapPass), t.clear(), t.renderBufferDirect(n, null, r, d, m, null), A.uniforms.shadow_pass.value = i.mapPass.texture, A.uniforms.resolution.value = i.mapSize, A.uniforms.radius.value = i.radius, t.setRenderTarget(i.map), t.clear(), t.renderBufferDirect(n, null, r, A, m, null) + } + + function y(e, i, n, s, r, a) { + let h = null; + const d = !0 === n.isPointLight ? e.customDistanceMaterial : e.customDepthMaterial; + if (h = void 0 !== d ? d : !0 === n.isPointLight ? l : o, t.localClippingEnabled && !0 === i.clipShadows && Array.isArray(i.clippingPlanes) && 0 !== i.clippingPlanes.length || i.displacementMap && 0 !== i.displacementScale || i.alphaMap && i.alphaTest > 0) { + const t = h.uuid, e = i.uuid; + let n = c[t]; + void 0 === n && (n = {}, c[t] = n); + let s = n[e]; + void 0 === s && (s = h.clone(), n[e] = s), h = s + } + return h.visible = i.visible, h.wireframe = i.wireframe, h.side = 3 === a ? null !== i.shadowSide ? i.shadowSide : i.side : null !== i.shadowSide ? i.shadowSide : u[i.side], h.alphaMap = i.alphaMap, h.alphaTest = i.alphaTest, h.clipShadows = i.clipShadows, h.clippingPlanes = i.clippingPlanes, h.clipIntersection = i.clipIntersection, h.displacementMap = i.displacementMap, h.displacementScale = i.displacementScale, h.displacementBias = i.displacementBias, h.wireframeLinewidth = i.wireframeLinewidth, h.linewidth = i.linewidth, !0 === n.isPointLight && !0 === h.isMeshDistanceMaterial && (h.referencePosition.setFromMatrixPosition(n.matrixWorld), h.nearDistance = s, h.farDistance = r), h + } + + function x(i, s, r, a, o) { + if (!1 === i.visible) return; + if (i.layers.test(s.layers) && (i.isMesh || i.isLine || i.isPoints) && (i.castShadow || i.receiveShadow && 3 === o) && (!i.frustumCulled || n.intersectsObject(i))) { + i.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse, i.matrixWorld); + const n = e.update(i), s = i.material; + if (Array.isArray(s)) { + const e = n.groups; + for (let l = 0, c = e.length; l < c; l++) { + const c = e[l], h = s[c.materialIndex]; + if (h && h.visible) { + const e = y(i, h, a, r.near, r.far, o); + t.renderBufferDirect(r, null, n, e, i, c) + } + } + } else if (s.visible) { + const e = y(i, s, a, r.near, r.far, o); + t.renderBufferDirect(r, null, n, e, i, null) + } + } + const l = i.children; + for (let t = 0, e = l.length; t < e; t++) x(l[t], s, r, a, o) + } + + this.enabled = !1, this.autoUpdate = !0, this.needsUpdate = !1, this.type = 1, this.render = function (e, i, o) { + if (!1 === g.enabled) return; + if (!1 === g.autoUpdate && !1 === g.needsUpdate) return; + if (0 === e.length) return; + const l = t.getRenderTarget(), c = t.getActiveCubeFace(), u = t.getActiveMipmapLevel(), d = t.state; + d.setBlending(0), d.buffers.color.setClear(1, 1, 1, 1), d.buffers.depth.setTest(!0), d.setScissorTest(!1); + for (let l = 0, c = e.length; l < c; l++) { + const c = e[l], u = c.shadow; + if (void 0 === u) { + console.warn("THREE.WebGLShadowMap:", c, "has no shadow."); + continue + } + if (!1 === u.autoUpdate && !1 === u.needsUpdate) continue; + s.copy(u.mapSize); + const A = u.getFrameExtents(); + if (s.multiply(A), r.copy(u.mapSize), (s.x > h || s.y > h) && (s.x > h && (r.x = Math.floor(h / A.x), s.x = r.x * A.x, u.mapSize.x = r.x), s.y > h && (r.y = Math.floor(h / A.y), s.y = r.y * A.y, u.mapSize.y = r.y)), null === u.map) { + const t = 3 !== this.type ? {minFilter: 1003, magFilter: 1003} : {}; + u.map = new O(s.x, s.y, t), u.map.texture.name = c.name + ".shadowMap", u.camera.updateProjectionMatrix() + } + t.setRenderTarget(u.map), t.clear(); + const p = u.getViewportCount(); + for (let t = 0; t < p; t++) { + const e = u.getViewport(t); + a.set(r.x * e.x, r.y * e.y, r.x * e.z, r.y * e.w), d.viewport(a), u.updateMatrices(c, t), n = u.getFrustum(), x(i, o, u.camera, c, this.type) + } + !0 !== u.isPointLightShadow && 3 === this.type && f(u, o), u.needsUpdate = !1 + } + g.needsUpdate = !1, t.setRenderTarget(l, c, u) + } +} + +function Es(t, e, i) { + const n = i.isWebGL2; + const s = new function () { + let e = !1; + const i = new k; + let n = null; + const s = new k(0, 0, 0, 0); + return { + setMask: function (i) { + n === i || e || (t.colorMask(i, i, i, i), n = i) + }, setLocked: function (t) { + e = t + }, setClear: function (e, n, r, a, o) { + !0 === o && (e *= a, n *= a, r *= a), i.set(e, n, r, a), !1 === s.equals(i) && (t.clearColor(e, n, r, a), s.copy(i)) + }, reset: function () { + e = !1, n = null, s.set(-1, 0, 0, 0) + } + } + }, r = new function () { + let e = !1, i = null, n = null, s = null; + return { + setTest: function (t) { + t ? G(2929) : z(2929) + }, setMask: function (n) { + i === n || e || (t.depthMask(n), i = n) + }, setFunc: function (e) { + if (n !== e) { + switch (e) { + case 0: + t.depthFunc(512); + break; + case 1: + t.depthFunc(519); + break; + case 2: + t.depthFunc(513); + break; + case 3: + default: + t.depthFunc(515); + break; + case 4: + t.depthFunc(514); + break; + case 5: + t.depthFunc(518); + break; + case 6: + t.depthFunc(516); + break; + case 7: + t.depthFunc(517) + } + n = e + } + }, setLocked: function (t) { + e = t + }, setClear: function (e) { + s !== e && (t.clearDepth(e), s = e) + }, reset: function () { + e = !1, i = null, n = null, s = null + } + } + }, a = new function () { + let e = !1, i = null, n = null, s = null, r = null, a = null, o = null, l = null, c = null; + return { + setTest: function (t) { + e || (t ? G(2960) : z(2960)) + }, setMask: function (n) { + i === n || e || (t.stencilMask(n), i = n) + }, setFunc: function (e, i, a) { + n === e && s === i && r === a || (t.stencilFunc(e, i, a), n = e, s = i, r = a) + }, setOp: function (e, i, n) { + a === e && o === i && l === n || (t.stencilOp(e, i, n), a = e, o = i, l = n) + }, setLocked: function (t) { + e = t + }, setClear: function (e) { + c !== e && (t.clearStencil(e), c = e) + }, reset: function () { + e = !1, i = null, n = null, s = null, r = null, a = null, o = null, l = null, c = null + } + } + }, o = new WeakMap, l = new WeakMap; + let c = {}, h = {}, u = new WeakMap, d = [], A = null, p = !1, m = null, g = null, f = null, v = null, y = null, + x = null, _ = null, E = !1, w = null, b = null, C = null, I = null, S = null; + const M = t.getParameter(35661); + let B = !1, T = 0; + const R = t.getParameter(7938); + -1 !== R.indexOf("WebGL") ? (T = parseFloat(/^WebGL (\d)/.exec(R)[1]), B = T >= 1) : -1 !== R.indexOf("OpenGL ES") && (T = parseFloat(/^OpenGL ES (\d)/.exec(R)[1]), B = T >= 2); + let D = null, L = {}; + const Q = t.getParameter(3088), P = t.getParameter(2978), F = (new k).fromArray(Q), N = (new k).fromArray(P); + + function U(e, i, n) { + const s = new Uint8Array(4), r = t.createTexture(); + t.bindTexture(e, r), t.texParameteri(e, 10241, 9728), t.texParameteri(e, 10240, 9728); + for (let e = 0; e < n; e++) t.texImage2D(i + e, 0, 6408, 1, 1, 0, 6408, 5121, s); + return r + } + + const O = {}; + + function G(e) { + !0 !== c[e] && (t.enable(e), c[e] = !0) + } + + function z(e) { + !1 !== c[e] && (t.disable(e), c[e] = !1) + } + + O[3553] = U(3553, 3553, 1), O[34067] = U(34067, 34069, 6), s.setClear(0, 0, 0, 1), r.setClear(1), a.setClear(0), G(2929), r.setFunc(3), q(!1), j(1), G(2884), W(0); + const H = {100: 32774, 101: 32778, 102: 32779}; + if (n) H[103] = 32775, H[104] = 32776; else { + const t = e.get("EXT_blend_minmax"); + null !== t && (H[103] = t.MIN_EXT, H[104] = t.MAX_EXT) + } + const V = { + 200: 0, + 201: 1, + 202: 768, + 204: 770, + 210: 776, + 208: 774, + 206: 772, + 203: 769, + 205: 771, + 209: 775, + 207: 773 + }; + + function W(e, i, n, s, r, a, o, l) { + if (0 !== e) { + if (!1 === p && (G(3042), p = !0), 5 === e) r = r || i, a = a || n, o = o || s, i === g && r === y || (t.blendEquationSeparate(H[i], H[r]), g = i, y = r), n === f && s === v && a === x && o === _ || (t.blendFuncSeparate(V[n], V[s], V[a], V[o]), f = n, v = s, x = a, _ = o), m = e, E = null; else if (e !== m || l !== E) { + if (100 === g && 100 === y || (t.blendEquation(32774), g = 100, y = 100), l) switch (e) { + case 1: + t.blendFuncSeparate(1, 771, 1, 771); + break; + case 2: + t.blendFunc(1, 1); + break; + case 3: + t.blendFuncSeparate(0, 769, 0, 1); + break; + case 4: + t.blendFuncSeparate(0, 768, 0, 770); + break; + default: + console.error("THREE.WebGLState: Invalid blending: ", e) + } else switch (e) { + case 1: + t.blendFuncSeparate(770, 771, 1, 771); + break; + case 2: + t.blendFunc(770, 1); + break; + case 3: + t.blendFuncSeparate(0, 769, 0, 1); + break; + case 4: + t.blendFunc(0, 768); + break; + default: + console.error("THREE.WebGLState: Invalid blending: ", e) + } + f = null, v = null, x = null, _ = null, m = e, E = l + } + } else !0 === p && (z(3042), p = !1) + } + + function q(e) { + w !== e && (e ? t.frontFace(2304) : t.frontFace(2305), w = e) + } + + function j(e) { + 0 !== e ? (G(2884), e !== b && (1 === e ? t.cullFace(1029) : 2 === e ? t.cullFace(1028) : t.cullFace(1032))) : z(2884), b = e + } + + function Y(e, i, n) { + e ? (G(32823), I === i && S === n || (t.polygonOffset(i, n), I = i, S = n)) : z(32823) + } + + return { + buffers: {color: s, depth: r, stencil: a}, enable: G, disable: z, bindFramebuffer: function (e, i) { + return h[e] !== i && (t.bindFramebuffer(e, i), h[e] = i, n && (36009 === e && (h[36160] = i), 36160 === e && (h[36009] = i)), !0) + }, drawBuffers: function (n, s) { + let r = d, a = !1; + if (n) if (r = u.get(s), void 0 === r && (r = [], u.set(s, r)), n.isWebGLMultipleRenderTargets) { + const t = n.texture; + if (r.length !== t.length || 36064 !== r[0]) { + for (let e = 0, i = t.length; e < i; e++) r[e] = 36064 + e; + r.length = t.length, a = !0 + } + } else 36064 !== r[0] && (r[0] = 36064, a = !0); else 1029 !== r[0] && (r[0] = 1029, a = !0); + a && (i.isWebGL2 ? t.drawBuffers(r) : e.get("WEBGL_draw_buffers").drawBuffersWEBGL(r)) + }, useProgram: function (e) { + return A !== e && (t.useProgram(e), A = e, !0) + }, setBlending: W, setMaterial: function (t, e) { + 2 === t.side ? z(2884) : G(2884); + let i = 1 === t.side; + e && (i = !i), q(i), 1 === t.blending && !1 === t.transparent ? W(0) : W(t.blending, t.blendEquation, t.blendSrc, t.blendDst, t.blendEquationAlpha, t.blendSrcAlpha, t.blendDstAlpha, t.premultipliedAlpha), r.setFunc(t.depthFunc), r.setTest(t.depthTest), r.setMask(t.depthWrite), s.setMask(t.colorWrite); + const n = t.stencilWrite; + a.setTest(n), n && (a.setMask(t.stencilWriteMask), a.setFunc(t.stencilFunc, t.stencilRef, t.stencilFuncMask), a.setOp(t.stencilFail, t.stencilZFail, t.stencilZPass)), Y(t.polygonOffset, t.polygonOffsetFactor, t.polygonOffsetUnits), !0 === t.alphaToCoverage ? G(32926) : z(32926) + }, setFlipSided: q, setCullFace: j, setLineWidth: function (e) { + e !== C && (B && t.lineWidth(e), C = e) + }, setPolygonOffset: Y, setScissorTest: function (t) { + t ? G(3089) : z(3089) + }, activeTexture: function (e) { + void 0 === e && (e = 33984 + M - 1), D !== e && (t.activeTexture(e), D = e) + }, bindTexture: function (e, i, n) { + void 0 === n && (n = null === D ? 33984 + M - 1 : D); + let s = L[n]; + void 0 === s && (s = { + type: void 0, + texture: void 0 + }, L[n] = s), s.type === e && s.texture === i || (D !== n && (t.activeTexture(n), D = n), t.bindTexture(e, i || O[e]), s.type = e, s.texture = i) + }, unbindTexture: function () { + const e = L[D]; + void 0 !== e && void 0 !== e.type && (t.bindTexture(e.type, null), e.type = void 0, e.texture = void 0) + }, compressedTexImage2D: function () { + try { + t.compressedTexImage2D.apply(t, arguments) + } catch (t) { + console.error("THREE.WebGLState:", t) + } + }, compressedTexImage3D: function () { + try { + t.compressedTexImage3D.apply(t, arguments) + } catch (t) { + console.error("THREE.WebGLState:", t) + } + }, texImage2D: function () { + try { + t.texImage2D.apply(t, arguments) + } catch (t) { + console.error("THREE.WebGLState:", t) + } + }, texImage3D: function () { + try { + t.texImage3D.apply(t, arguments) + } catch (t) { + console.error("THREE.WebGLState:", t) + } + }, updateUBOMapping: function (e, i) { + let n = l.get(i); + void 0 === n && (n = new WeakMap, l.set(i, n)); + let s = n.get(e); + void 0 === s && (s = t.getUniformBlockIndex(i, e.name), n.set(e, s)) + }, uniformBlockBinding: function (e, i) { + const n = l.get(i).get(e); + o.get(e) !== n && (t.uniformBlockBinding(i, n, e.__bindingPointIndex), o.set(e, n)) + }, texStorage2D: function () { + try { + t.texStorage2D.apply(t, arguments) + } catch (t) { + console.error("THREE.WebGLState:", t) + } + }, texStorage3D: function () { + try { + t.texStorage3D.apply(t, arguments) + } catch (t) { + console.error("THREE.WebGLState:", t) + } + }, texSubImage2D: function () { + try { + t.texSubImage2D.apply(t, arguments) + } catch (t) { + console.error("THREE.WebGLState:", t) + } + }, texSubImage3D: function () { + try { + t.texSubImage3D.apply(t, arguments) + } catch (t) { + console.error("THREE.WebGLState:", t) + } + }, compressedTexSubImage2D: function () { + try { + t.compressedTexSubImage2D.apply(t, arguments) + } catch (t) { + console.error("THREE.WebGLState:", t) + } + }, compressedTexSubImage3D: function () { + try { + t.compressedTexSubImage3D.apply(t, arguments) + } catch (t) { + console.error("THREE.WebGLState:", t) + } + }, scissor: function (e) { + !1 === F.equals(e) && (t.scissor(e.x, e.y, e.z, e.w), F.copy(e)) + }, viewport: function (e) { + !1 === N.equals(e) && (t.viewport(e.x, e.y, e.z, e.w), N.copy(e)) + }, reset: function () { + t.disable(3042), t.disable(2884), t.disable(2929), t.disable(32823), t.disable(3089), t.disable(2960), t.disable(32926), t.blendEquation(32774), t.blendFunc(1, 0), t.blendFuncSeparate(1, 0, 1, 0), t.colorMask(!0, !0, !0, !0), t.clearColor(0, 0, 0, 0), t.depthMask(!0), t.depthFunc(513), t.clearDepth(1), t.stencilMask(4294967295), t.stencilFunc(519, 0, 4294967295), t.stencilOp(7680, 7680, 7680), t.clearStencil(0), t.cullFace(1029), t.frontFace(2305), t.polygonOffset(0, 0), t.activeTexture(33984), t.bindFramebuffer(36160, null), !0 === n && (t.bindFramebuffer(36009, null), t.bindFramebuffer(36008, null)), t.useProgram(null), t.lineWidth(1), t.scissor(0, 0, t.canvas.width, t.canvas.height), t.viewport(0, 0, t.canvas.width, t.canvas.height), c = {}, D = null, L = {}, h = {}, u = new WeakMap, d = [], A = null, p = !1, m = null, g = null, f = null, v = null, y = null, x = null, _ = null, E = !1, w = null, b = null, C = null, I = null, S = null, F.set(0, 0, t.canvas.width, t.canvas.height), N.set(0, 0, t.canvas.width, t.canvas.height), s.reset(), r.reset(), a.reset() + } + } +} + +function ws(t, e, i, n, s, r, a) { + const o = s.isWebGL2, l = s.maxTextures, c = s.maxCubemapSize, h = s.maxTextureSize, u = s.maxSamples, + A = e.has("WEBGL_multisampled_render_to_texture") ? e.get("WEBGL_multisampled_render_to_texture") : null, + m = /OculusBrowser/g.test("undefined" == typeof navigator ? "" : navigator.userAgent), g = new WeakMap; + let f; + const v = new WeakMap; + let y = !1; + try { + y = "undefined" != typeof OffscreenCanvas && null !== new OffscreenCanvas(1, 1).getContext("2d") + } catch (t) { + } + + function x(t, e) { + return y ? new OffscreenCanvas(t, e) : _("canvas") + } + + function E(t, e, i, n) { + let s = 1; + if ((t.width > n || t.height > n) && (s = n / Math.max(t.width, t.height)), s < 1 || !0 === e) { + if ("undefined" != typeof HTMLImageElement && t instanceof HTMLImageElement || "undefined" != typeof HTMLCanvasElement && t instanceof HTMLCanvasElement || "undefined" != typeof ImageBitmap && t instanceof ImageBitmap) { + const n = e ? p : Math.floor, r = n(s * t.width), a = n(s * t.height); + void 0 === f && (f = x(r, a)); + const o = i ? x(r, a) : f; + o.width = r, o.height = a; + return o.getContext("2d").drawImage(t, 0, 0, r, a), console.warn("THREE.WebGLRenderer: Texture has been resized from (" + t.width + "x" + t.height + ") to (" + r + "x" + a + ")."), o + } + return "data" in t && console.warn("THREE.WebGLRenderer: Image in DataTexture is too big (" + t.width + "x" + t.height + ")."), t + } + return t + } + + function w(t) { + return d(t.width) && d(t.height) + } + + function b(t, e) { + return t.generateMipmaps && e && 1003 !== t.minFilter && 1006 !== t.minFilter + } + + function C(e) { + t.generateMipmap(e) + } + + function I(i, n, s, r, a = !1) { + if (!1 === o) return n; + if (null !== i) { + if (void 0 !== t[i]) return t[i]; + console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '" + i + "'") + } + let l = n; + return 6403 === n && (5126 === s && (l = 33326), 5131 === s && (l = 33325), 5121 === s && (l = 33321)), 33319 === n && (5126 === s && (l = 33328), 5131 === s && (l = 33327), 5121 === s && (l = 33323)), 6408 === n && (5126 === s && (l = 34836), 5131 === s && (l = 34842), 5121 === s && (l = 3001 === r && !1 === a ? 35907 : 32856), 32819 === s && (l = 32854), 32820 === s && (l = 32855)), 33325 !== l && 33326 !== l && 33327 !== l && 33328 !== l && 34842 !== l && 34836 !== l || e.get("EXT_color_buffer_float"), l + } + + function S(t, e, i) { + return !0 === b(t, i) || t.isFramebufferTexture && 1003 !== t.minFilter && 1006 !== t.minFilter ? Math.log2(Math.max(e.width, e.height)) + 1 : void 0 !== t.mipmaps && t.mipmaps.length > 0 ? t.mipmaps.length : t.isCompressedTexture && Array.isArray(t.image) ? e.mipmaps.length : 1 + } + + function M(t) { + return 1003 === t || 1004 === t || 1005 === t ? 9728 : 9729 + } + + function B(t) { + const e = t.target; + e.removeEventListener("dispose", B), function (t) { + const e = n.get(t); + if (void 0 === e.__webglInit) return; + const i = t.source, s = v.get(i); + if (s) { + const n = s[e.__cacheKey]; + n.usedTimes--, 0 === n.usedTimes && R(t), 0 === Object.keys(s).length && v.delete(i) + } + n.remove(t) + }(e), e.isVideoTexture && g.delete(e) + } + + function T(e) { + const i = e.target; + i.removeEventListener("dispose", T), function (e) { + const i = e.texture, s = n.get(e), r = n.get(i); + void 0 !== r.__webglTexture && (t.deleteTexture(r.__webglTexture), a.memory.textures--); + e.depthTexture && e.depthTexture.dispose(); + if (e.isWebGLCubeRenderTarget) for (let e = 0; e < 6; e++) t.deleteFramebuffer(s.__webglFramebuffer[e]), s.__webglDepthbuffer && t.deleteRenderbuffer(s.__webglDepthbuffer[e]); else { + if (t.deleteFramebuffer(s.__webglFramebuffer), s.__webglDepthbuffer && t.deleteRenderbuffer(s.__webglDepthbuffer), s.__webglMultisampledFramebuffer && t.deleteFramebuffer(s.__webglMultisampledFramebuffer), s.__webglColorRenderbuffer) for (let e = 0; e < s.__webglColorRenderbuffer.length; e++) s.__webglColorRenderbuffer[e] && t.deleteRenderbuffer(s.__webglColorRenderbuffer[e]); + s.__webglDepthRenderbuffer && t.deleteRenderbuffer(s.__webglDepthRenderbuffer) + } + if (e.isWebGLMultipleRenderTargets) for (let e = 0, s = i.length; e < s; e++) { + const s = n.get(i[e]); + s.__webglTexture && (t.deleteTexture(s.__webglTexture), a.memory.textures--), n.remove(i[e]) + } + n.remove(i), n.remove(e) + }(i) + } + + function R(e) { + const i = n.get(e); + t.deleteTexture(i.__webglTexture); + const s = e.source; + delete v.get(s)[i.__cacheKey], a.memory.textures-- + } + + let D = 0; + + function L(t, e) { + const s = n.get(t); + if (t.isVideoTexture && function (t) { + const e = a.render.frame; + g.get(t) !== e && (g.set(t, e), t.update()) + }(t), !1 === t.isRenderTargetTexture && t.version > 0 && s.__version !== t.version) { + const i = t.image; + if (null === i) console.warn("THREE.WebGLRenderer: Texture marked for update but no image data found."); else { + if (!1 !== i.complete) return void k(s, t, e); + console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete") + } + } + i.bindTexture(3553, s.__webglTexture, 33984 + e) + } + + const P = {1e3: 10497, 1001: 33071, 1002: 33648}, + F = {1003: 9728, 1004: 9984, 1005: 9986, 1006: 9729, 1007: 9985, 1008: 9987}; + + function N(i, r, a) { + if (a ? (t.texParameteri(i, 10242, P[r.wrapS]), t.texParameteri(i, 10243, P[r.wrapT]), 32879 !== i && 35866 !== i || t.texParameteri(i, 32882, P[r.wrapR]), t.texParameteri(i, 10240, F[r.magFilter]), t.texParameteri(i, 10241, F[r.minFilter])) : (t.texParameteri(i, 10242, 33071), t.texParameteri(i, 10243, 33071), 32879 !== i && 35866 !== i || t.texParameteri(i, 32882, 33071), 1001 === r.wrapS && 1001 === r.wrapT || console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping."), t.texParameteri(i, 10240, M(r.magFilter)), t.texParameteri(i, 10241, M(r.minFilter)), 1003 !== r.minFilter && 1006 !== r.minFilter && console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.")), !0 === e.has("EXT_texture_filter_anisotropic")) { + const a = e.get("EXT_texture_filter_anisotropic"); + if (1015 === r.type && !1 === e.has("OES_texture_float_linear")) return; + if (!1 === o && 1016 === r.type && !1 === e.has("OES_texture_half_float_linear")) return; + (r.anisotropy > 1 || n.get(r).__currentAnisotropy) && (t.texParameterf(i, a.TEXTURE_MAX_ANISOTROPY_EXT, Math.min(r.anisotropy, s.getMaxAnisotropy())), n.get(r).__currentAnisotropy = r.anisotropy) + } + } + + function U(e, i) { + let n = !1; + void 0 === e.__webglInit && (e.__webglInit = !0, i.addEventListener("dispose", B)); + const s = i.source; + let r = v.get(s); + void 0 === r && (r = {}, v.set(s, r)); + const o = function (t) { + const e = []; + return e.push(t.wrapS), e.push(t.wrapT), e.push(t.wrapR || 0), e.push(t.magFilter), e.push(t.minFilter), e.push(t.anisotropy), e.push(t.internalFormat), e.push(t.format), e.push(t.type), e.push(t.generateMipmaps), e.push(t.premultiplyAlpha), e.push(t.flipY), e.push(t.unpackAlignment), e.push(t.encoding), e.join() + }(i); + if (o !== e.__cacheKey) { + void 0 === r[o] && (r[o] = { + texture: t.createTexture(), + usedTimes: 0 + }, a.memory.textures++, n = !0), r[o].usedTimes++; + const s = r[e.__cacheKey]; + void 0 !== s && (r[e.__cacheKey].usedTimes--, 0 === s.usedTimes && R(i)), e.__cacheKey = o, e.__webglTexture = r[o].texture + } + return n + } + + function k(e, s, a) { + let l = 3553; + (s.isDataArrayTexture || s.isCompressedArrayTexture) && (l = 35866), s.isData3DTexture && (l = 32879); + const c = U(e, s), u = s.source; + i.bindTexture(l, e.__webglTexture, 33984 + a); + const d = n.get(u); + if (u.version !== d.__version || !0 === c) { + i.activeTexture(33984 + a), t.pixelStorei(37440, s.flipY), t.pixelStorei(37441, s.premultiplyAlpha), t.pixelStorei(3317, s.unpackAlignment), t.pixelStorei(37443, 0); + const e = function (t) { + return !o && (1001 !== t.wrapS || 1001 !== t.wrapT || 1003 !== t.minFilter && 1006 !== t.minFilter) + }(s) && !1 === w(s.image); + let n = E(s.image, e, !1, h); + n = W(s, n); + const A = w(n) || o, p = r.convert(s.format, s.encoding); + let m, g = r.convert(s.type), f = I(s.internalFormat, p, g, s.encoding, s.isVideoTexture); + N(l, s, A); + const v = s.mipmaps, y = o && !0 !== s.isVideoTexture, x = void 0 === d.__version || !0 === c, + _ = S(s, n, A); + if (s.isDepthTexture) f = 6402, o ? f = 1015 === s.type ? 36012 : 1014 === s.type ? 33190 : 1020 === s.type ? 35056 : 33189 : 1015 === s.type && console.error("WebGLRenderer: Floating point depth texture requires WebGL2."), 1026 === s.format && 6402 === f && 1012 !== s.type && 1014 !== s.type && (console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."), s.type = 1014, g = r.convert(s.type)), 1027 === s.format && 6402 === f && (f = 34041, 1020 !== s.type && (console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."), s.type = 1020, g = r.convert(s.type))), x && (y ? i.texStorage2D(3553, 1, f, n.width, n.height) : i.texImage2D(3553, 0, f, n.width, n.height, 0, p, g, null)); else if (s.isDataTexture) if (v.length > 0 && A) { + y && x && i.texStorage2D(3553, _, f, v[0].width, v[0].height); + for (let t = 0, e = v.length; t < e; t++) m = v[t], y ? i.texSubImage2D(3553, t, 0, 0, m.width, m.height, p, g, m.data) : i.texImage2D(3553, t, f, m.width, m.height, 0, p, g, m.data); + s.generateMipmaps = !1 + } else y ? (x && i.texStorage2D(3553, _, f, n.width, n.height), i.texSubImage2D(3553, 0, 0, 0, n.width, n.height, p, g, n.data)) : i.texImage2D(3553, 0, f, n.width, n.height, 0, p, g, n.data); else if (s.isCompressedTexture) if (s.isCompressedArrayTexture) { + y && x && i.texStorage3D(35866, _, f, v[0].width, v[0].height, n.depth); + for (let t = 0, e = v.length; t < e; t++) m = v[t], 1023 !== s.format ? null !== p ? y ? i.compressedTexSubImage3D(35866, t, 0, 0, 0, m.width, m.height, n.depth, p, m.data, 0, 0) : i.compressedTexImage3D(35866, t, f, m.width, m.height, n.depth, 0, m.data, 0, 0) : console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()") : y ? i.texSubImage3D(35866, t, 0, 0, 0, m.width, m.height, n.depth, p, g, m.data) : i.texImage3D(35866, t, f, m.width, m.height, n.depth, 0, p, g, m.data) + } else { + y && x && i.texStorage2D(3553, _, f, v[0].width, v[0].height); + for (let t = 0, e = v.length; t < e; t++) m = v[t], 1023 !== s.format ? null !== p ? y ? i.compressedTexSubImage2D(3553, t, 0, 0, m.width, m.height, p, m.data) : i.compressedTexImage2D(3553, t, f, m.width, m.height, 0, m.data) : console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()") : y ? i.texSubImage2D(3553, t, 0, 0, m.width, m.height, p, g, m.data) : i.texImage2D(3553, t, f, m.width, m.height, 0, p, g, m.data) + } else if (s.isDataArrayTexture) y ? (x && i.texStorage3D(35866, _, f, n.width, n.height, n.depth), i.texSubImage3D(35866, 0, 0, 0, 0, n.width, n.height, n.depth, p, g, n.data)) : i.texImage3D(35866, 0, f, n.width, n.height, n.depth, 0, p, g, n.data); else if (s.isData3DTexture) y ? (x && i.texStorage3D(32879, _, f, n.width, n.height, n.depth), i.texSubImage3D(32879, 0, 0, 0, 0, n.width, n.height, n.depth, p, g, n.data)) : i.texImage3D(32879, 0, f, n.width, n.height, n.depth, 0, p, g, n.data); else if (s.isFramebufferTexture) { + if (x) if (y) i.texStorage2D(3553, _, f, n.width, n.height); else { + let t = n.width, e = n.height; + for (let n = 0; n < _; n++) i.texImage2D(3553, n, f, t, e, 0, p, g, null), t >>= 1, e >>= 1 + } + } else if (v.length > 0 && A) { + y && x && i.texStorage2D(3553, _, f, v[0].width, v[0].height); + for (let t = 0, e = v.length; t < e; t++) m = v[t], y ? i.texSubImage2D(3553, t, 0, 0, p, g, m) : i.texImage2D(3553, t, f, p, g, m); + s.generateMipmaps = !1 + } else y ? (x && i.texStorage2D(3553, _, f, n.width, n.height), i.texSubImage2D(3553, 0, 0, 0, p, g, n)) : i.texImage2D(3553, 0, f, p, g, n); + b(s, A) && C(l), d.__version = u.version, s.onUpdate && s.onUpdate(s) + } + e.__version = s.version + } + + function O(e, s, a, o, l) { + const c = r.convert(a.format, a.encoding), h = r.convert(a.type), u = I(a.internalFormat, c, h, a.encoding); + n.get(s).__hasExternalTextures || (32879 === l || 35866 === l ? i.texImage3D(l, 0, u, s.width, s.height, s.depth, 0, c, h, null) : i.texImage2D(l, 0, u, s.width, s.height, 0, c, h, null)), i.bindFramebuffer(36160, e), V(s) ? A.framebufferTexture2DMultisampleEXT(36160, o, l, n.get(a).__webglTexture, 0, H(s)) : (3553 === l || l >= 34069 && l <= 34074) && t.framebufferTexture2D(36160, o, l, n.get(a).__webglTexture, 0), i.bindFramebuffer(36160, null) + } + + function G(e, i, n) { + if (t.bindRenderbuffer(36161, e), i.depthBuffer && !i.stencilBuffer) { + let s = 33189; + if (n || V(i)) { + const e = i.depthTexture; + e && e.isDepthTexture && (1015 === e.type ? s = 36012 : 1014 === e.type && (s = 33190)); + const n = H(i); + V(i) ? A.renderbufferStorageMultisampleEXT(36161, n, s, i.width, i.height) : t.renderbufferStorageMultisample(36161, n, s, i.width, i.height) + } else t.renderbufferStorage(36161, s, i.width, i.height); + t.framebufferRenderbuffer(36160, 36096, 36161, e) + } else if (i.depthBuffer && i.stencilBuffer) { + const s = H(i); + n && !1 === V(i) ? t.renderbufferStorageMultisample(36161, s, 35056, i.width, i.height) : V(i) ? A.renderbufferStorageMultisampleEXT(36161, s, 35056, i.width, i.height) : t.renderbufferStorage(36161, 34041, i.width, i.height), t.framebufferRenderbuffer(36160, 33306, 36161, e) + } else { + const e = !0 === i.isWebGLMultipleRenderTargets ? i.texture : [i.texture]; + for (let s = 0; s < e.length; s++) { + const a = e[s], o = r.convert(a.format, a.encoding), l = r.convert(a.type), + c = I(a.internalFormat, o, l, a.encoding), h = H(i); + n && !1 === V(i) ? t.renderbufferStorageMultisample(36161, h, c, i.width, i.height) : V(i) ? A.renderbufferStorageMultisampleEXT(36161, h, c, i.width, i.height) : t.renderbufferStorage(36161, c, i.width, i.height) + } + } + t.bindRenderbuffer(36161, null) + } + + function z(e) { + const s = n.get(e), r = !0 === e.isWebGLCubeRenderTarget; + if (e.depthTexture && !s.__autoAllocateDepthBuffer) { + if (r) throw new Error("target.depthTexture not supported in Cube render targets"); + !function (e, s) { + if (s && s.isWebGLCubeRenderTarget) throw new Error("Depth Texture with cube render targets is not supported"); + if (i.bindFramebuffer(36160, e), !s.depthTexture || !s.depthTexture.isDepthTexture) throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture"); + n.get(s.depthTexture).__webglTexture && s.depthTexture.image.width === s.width && s.depthTexture.image.height === s.height || (s.depthTexture.image.width = s.width, s.depthTexture.image.height = s.height, s.depthTexture.needsUpdate = !0), L(s.depthTexture, 0); + const r = n.get(s.depthTexture).__webglTexture, a = H(s); + if (1026 === s.depthTexture.format) V(s) ? A.framebufferTexture2DMultisampleEXT(36160, 36096, 3553, r, 0, a) : t.framebufferTexture2D(36160, 36096, 3553, r, 0); else { + if (1027 !== s.depthTexture.format) throw new Error("Unknown depthTexture format"); + V(s) ? A.framebufferTexture2DMultisampleEXT(36160, 33306, 3553, r, 0, a) : t.framebufferTexture2D(36160, 33306, 3553, r, 0) + } + }(s.__webglFramebuffer, e) + } else if (r) { + s.__webglDepthbuffer = []; + for (let n = 0; n < 6; n++) i.bindFramebuffer(36160, s.__webglFramebuffer[n]), s.__webglDepthbuffer[n] = t.createRenderbuffer(), G(s.__webglDepthbuffer[n], e, !1) + } else i.bindFramebuffer(36160, s.__webglFramebuffer), s.__webglDepthbuffer = t.createRenderbuffer(), G(s.__webglDepthbuffer, e, !1); + i.bindFramebuffer(36160, null) + } + + function H(t) { + return Math.min(u, t.samples) + } + + function V(t) { + const i = n.get(t); + return o && t.samples > 0 && !0 === e.has("WEBGL_multisampled_render_to_texture") && !1 !== i.__useRenderToTexture + } + + function W(t, i) { + const n = t.encoding, s = t.format, r = t.type; + return !0 === t.isCompressedTexture || !0 === t.isVideoTexture || 1035 === t.format || 3e3 !== n && (3001 === n ? !1 === o ? !0 === e.has("EXT_sRGB") && 1023 === s ? (t.format = 1035, t.minFilter = 1006, t.generateMipmaps = !1) : i = Q.sRGBToLinear(i) : 1023 === s && 1009 === r || console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType.") : console.error("THREE.WebGLTextures: Unsupported texture encoding:", n)), i + } + + this.allocateTextureUnit = function () { + const t = D; + return t >= l && console.warn("THREE.WebGLTextures: Trying to use " + t + " texture units while this GPU supports only " + l), D += 1, t + }, this.resetTextureUnits = function () { + D = 0 + }, this.setTexture2D = L, this.setTexture2DArray = function (t, e) { + const s = n.get(t); + t.version > 0 && s.__version !== t.version ? k(s, t, e) : i.bindTexture(35866, s.__webglTexture, 33984 + e) + }, this.setTexture3D = function (t, e) { + const s = n.get(t); + t.version > 0 && s.__version !== t.version ? k(s, t, e) : i.bindTexture(32879, s.__webglTexture, 33984 + e) + }, this.setTextureCube = function (e, s) { + const a = n.get(e); + e.version > 0 && a.__version !== e.version ? function (e, s, a) { + if (6 !== s.image.length) return; + const l = U(e, s), h = s.source; + i.bindTexture(34067, e.__webglTexture, 33984 + a); + const u = n.get(h); + if (h.version !== u.__version || !0 === l) { + i.activeTexture(33984 + a), t.pixelStorei(37440, s.flipY), t.pixelStorei(37441, s.premultiplyAlpha), t.pixelStorei(3317, s.unpackAlignment), t.pixelStorei(37443, 0); + const e = s.isCompressedTexture || s.image[0].isCompressedTexture, + n = s.image[0] && s.image[0].isDataTexture, d = []; + for (let t = 0; t < 6; t++) d[t] = e || n ? n ? s.image[t].image : s.image[t] : E(s.image[t], !1, !0, c), d[t] = W(s, d[t]); + const A = d[0], p = w(A) || o, m = r.convert(s.format, s.encoding), g = r.convert(s.type), + f = I(s.internalFormat, m, g, s.encoding), v = o && !0 !== s.isVideoTexture, + y = void 0 === u.__version || !0 === l; + let x, _ = S(s, A, p); + if (N(34067, s, p), e) { + v && y && i.texStorage2D(34067, _, f, A.width, A.height); + for (let t = 0; t < 6; t++) { + x = d[t].mipmaps; + for (let e = 0; e < x.length; e++) { + const n = x[e]; + 1023 !== s.format ? null !== m ? v ? i.compressedTexSubImage2D(34069 + t, e, 0, 0, n.width, n.height, m, n.data) : i.compressedTexImage2D(34069 + t, e, f, n.width, n.height, 0, n.data) : console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()") : v ? i.texSubImage2D(34069 + t, e, 0, 0, n.width, n.height, m, g, n.data) : i.texImage2D(34069 + t, e, f, n.width, n.height, 0, m, g, n.data) + } + } + } else { + x = s.mipmaps, v && y && (x.length > 0 && _++, i.texStorage2D(34067, _, f, d[0].width, d[0].height)); + for (let t = 0; t < 6; t++) if (n) { + v ? i.texSubImage2D(34069 + t, 0, 0, 0, d[t].width, d[t].height, m, g, d[t].data) : i.texImage2D(34069 + t, 0, f, d[t].width, d[t].height, 0, m, g, d[t].data); + for (let e = 0; e < x.length; e++) { + const n = x[e].image[t].image; + v ? i.texSubImage2D(34069 + t, e + 1, 0, 0, n.width, n.height, m, g, n.data) : i.texImage2D(34069 + t, e + 1, f, n.width, n.height, 0, m, g, n.data) + } + } else { + v ? i.texSubImage2D(34069 + t, 0, 0, 0, m, g, d[t]) : i.texImage2D(34069 + t, 0, f, m, g, d[t]); + for (let e = 0; e < x.length; e++) { + const n = x[e]; + v ? i.texSubImage2D(34069 + t, e + 1, 0, 0, m, g, n.image[t]) : i.texImage2D(34069 + t, e + 1, f, m, g, n.image[t]) + } + } + } + b(s, p) && C(34067), u.__version = h.version, s.onUpdate && s.onUpdate(s) + } + e.__version = s.version + }(a, e, s) : i.bindTexture(34067, a.__webglTexture, 33984 + s) + }, this.rebindTextures = function (t, e, i) { + const s = n.get(t); + void 0 !== e && O(s.__webglFramebuffer, t, t.texture, 36064, 3553), void 0 !== i && z(t) + }, this.setupRenderTarget = function (e) { + const l = e.texture, c = n.get(e), h = n.get(l); + e.addEventListener("dispose", T), !0 !== e.isWebGLMultipleRenderTargets && (void 0 === h.__webglTexture && (h.__webglTexture = t.createTexture()), h.__version = l.version, a.memory.textures++); + const u = !0 === e.isWebGLCubeRenderTarget, d = !0 === e.isWebGLMultipleRenderTargets, A = w(e) || o; + if (u) { + c.__webglFramebuffer = []; + for (let e = 0; e < 6; e++) c.__webglFramebuffer[e] = t.createFramebuffer() + } else { + if (c.__webglFramebuffer = t.createFramebuffer(), d) if (s.drawBuffers) { + const i = e.texture; + for (let e = 0, s = i.length; e < s; e++) { + const s = n.get(i[e]); + void 0 === s.__webglTexture && (s.__webglTexture = t.createTexture(), a.memory.textures++) + } + } else console.warn("THREE.WebGLRenderer: WebGLMultipleRenderTargets can only be used with WebGL2 or WEBGL_draw_buffers extension."); + if (o && e.samples > 0 && !1 === V(e)) { + const n = d ? l : [l]; + c.__webglMultisampledFramebuffer = t.createFramebuffer(), c.__webglColorRenderbuffer = [], i.bindFramebuffer(36160, c.__webglMultisampledFramebuffer); + for (let i = 0; i < n.length; i++) { + const s = n[i]; + c.__webglColorRenderbuffer[i] = t.createRenderbuffer(), t.bindRenderbuffer(36161, c.__webglColorRenderbuffer[i]); + const a = r.convert(s.format, s.encoding), o = r.convert(s.type), + l = I(s.internalFormat, a, o, s.encoding, !0 === e.isXRRenderTarget), h = H(e); + t.renderbufferStorageMultisample(36161, h, l, e.width, e.height), t.framebufferRenderbuffer(36160, 36064 + i, 36161, c.__webglColorRenderbuffer[i]) + } + t.bindRenderbuffer(36161, null), e.depthBuffer && (c.__webglDepthRenderbuffer = t.createRenderbuffer(), G(c.__webglDepthRenderbuffer, e, !0)), i.bindFramebuffer(36160, null) + } + } + if (u) { + i.bindTexture(34067, h.__webglTexture), N(34067, l, A); + for (let t = 0; t < 6; t++) O(c.__webglFramebuffer[t], e, l, 36064, 34069 + t); + b(l, A) && C(34067), i.unbindTexture() + } else if (d) { + const t = e.texture; + for (let s = 0, r = t.length; s < r; s++) { + const r = t[s], a = n.get(r); + i.bindTexture(3553, a.__webglTexture), N(3553, r, A), O(c.__webglFramebuffer, e, r, 36064 + s, 3553), b(r, A) && C(3553) + } + i.unbindTexture() + } else { + let t = 3553; + (e.isWebGL3DRenderTarget || e.isWebGLArrayRenderTarget) && (o ? t = e.isWebGL3DRenderTarget ? 32879 : 35866 : console.error("THREE.WebGLTextures: THREE.Data3DTexture and THREE.DataArrayTexture only supported with WebGL2.")), i.bindTexture(t, h.__webglTexture), N(t, l, A), O(c.__webglFramebuffer, e, l, 36064, t), b(l, A) && C(t), i.unbindTexture() + } + e.depthBuffer && z(e) + }, this.updateRenderTargetMipmap = function (t) { + const e = w(t) || o, s = !0 === t.isWebGLMultipleRenderTargets ? t.texture : [t.texture]; + for (let r = 0, a = s.length; r < a; r++) { + const a = s[r]; + if (b(a, e)) { + const e = t.isWebGLCubeRenderTarget ? 34067 : 3553, s = n.get(a).__webglTexture; + i.bindTexture(e, s), C(e), i.unbindTexture() + } + } + }, this.updateMultisampleRenderTarget = function (e) { + if (o && e.samples > 0 && !1 === V(e)) { + const s = e.isWebGLMultipleRenderTargets ? e.texture : [e.texture], r = e.width, a = e.height; + let o = 16384; + const l = [], c = e.stencilBuffer ? 33306 : 36096, h = n.get(e), u = !0 === e.isWebGLMultipleRenderTargets; + if (u) for (let e = 0; e < s.length; e++) i.bindFramebuffer(36160, h.__webglMultisampledFramebuffer), t.framebufferRenderbuffer(36160, 36064 + e, 36161, null), i.bindFramebuffer(36160, h.__webglFramebuffer), t.framebufferTexture2D(36009, 36064 + e, 3553, null, 0); + i.bindFramebuffer(36008, h.__webglMultisampledFramebuffer), i.bindFramebuffer(36009, h.__webglFramebuffer); + for (let i = 0; i < s.length; i++) { + l.push(36064 + i), e.depthBuffer && l.push(c); + const d = void 0 !== h.__ignoreDepthValues && h.__ignoreDepthValues; + if (!1 === d && (e.depthBuffer && (o |= 256), e.stencilBuffer && (o |= 1024)), u && t.framebufferRenderbuffer(36008, 36064, 36161, h.__webglColorRenderbuffer[i]), !0 === d && (t.invalidateFramebuffer(36008, [c]), t.invalidateFramebuffer(36009, [c])), u) { + const e = n.get(s[i]).__webglTexture; + t.framebufferTexture2D(36009, 36064, 3553, e, 0) + } + t.blitFramebuffer(0, 0, r, a, 0, 0, r, a, o, 9728), m && t.invalidateFramebuffer(36008, l) + } + if (i.bindFramebuffer(36008, null), i.bindFramebuffer(36009, null), u) for (let e = 0; e < s.length; e++) { + i.bindFramebuffer(36160, h.__webglMultisampledFramebuffer), t.framebufferRenderbuffer(36160, 36064 + e, 36161, h.__webglColorRenderbuffer[e]); + const r = n.get(s[e]).__webglTexture; + i.bindFramebuffer(36160, h.__webglFramebuffer), t.framebufferTexture2D(36009, 36064 + e, 3553, r, 0) + } + i.bindFramebuffer(36009, h.__webglMultisampledFramebuffer) + } + }, this.setupDepthRenderbuffer = z, this.setupFrameBufferTexture = O, this.useMultisampledRTT = V +} + +function bs(t, e, i) { + const n = i.isWebGL2; + return { + convert: function (i, s = null) { + let r; + if (1009 === i) return 5121; + if (1017 === i) return 32819; + if (1018 === i) return 32820; + if (1010 === i) return 5120; + if (1011 === i) return 5122; + if (1012 === i) return 5123; + if (1013 === i) return 5124; + if (1014 === i) return 5125; + if (1015 === i) return 5126; + if (1016 === i) return n ? 5131 : (r = e.get("OES_texture_half_float"), null !== r ? r.HALF_FLOAT_OES : null); + if (1021 === i) return 6406; + if (1023 === i) return 6408; + if (1024 === i) return 6409; + if (1025 === i) return 6410; + if (1026 === i) return 6402; + if (1027 === i) return 34041; + if (1028 === i) return 6403; + if (1022 === i) return console.warn("THREE.WebGLRenderer: THREE.RGBFormat has been removed. Use THREE.RGBAFormat instead. https://github.com/mrdoob/three.js/pull/23228"), 6408; + if (1035 === i) return r = e.get("EXT_sRGB"), null !== r ? r.SRGB_ALPHA_EXT : null; + if (1029 === i) return 36244; + if (1030 === i) return 33319; + if (1031 === i) return 33320; + if (1033 === i) return 36249; + if (33776 === i || 33777 === i || 33778 === i || 33779 === i) if (3001 === s) { + if (r = e.get("WEBGL_compressed_texture_s3tc_srgb"), null === r) return null; + if (33776 === i) return r.COMPRESSED_SRGB_S3TC_DXT1_EXT; + if (33777 === i) return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT; + if (33778 === i) return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT; + if (33779 === i) return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT + } else { + if (r = e.get("WEBGL_compressed_texture_s3tc"), null === r) return null; + if (33776 === i) return r.COMPRESSED_RGB_S3TC_DXT1_EXT; + if (33777 === i) return r.COMPRESSED_RGBA_S3TC_DXT1_EXT; + if (33778 === i) return r.COMPRESSED_RGBA_S3TC_DXT3_EXT; + if (33779 === i) return r.COMPRESSED_RGBA_S3TC_DXT5_EXT + } + if (35840 === i || 35841 === i || 35842 === i || 35843 === i) { + if (r = e.get("WEBGL_compressed_texture_pvrtc"), null === r) return null; + if (35840 === i) return r.COMPRESSED_RGB_PVRTC_4BPPV1_IMG; + if (35841 === i) return r.COMPRESSED_RGB_PVRTC_2BPPV1_IMG; + if (35842 === i) return r.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG; + if (35843 === i) return r.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG + } + if (36196 === i) return r = e.get("WEBGL_compressed_texture_etc1"), null !== r ? r.COMPRESSED_RGB_ETC1_WEBGL : null; + if (37492 === i || 37496 === i) { + if (r = e.get("WEBGL_compressed_texture_etc"), null === r) return null; + if (37492 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ETC2 : r.COMPRESSED_RGB8_ETC2; + if (37496 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC : r.COMPRESSED_RGBA8_ETC2_EAC + } + if (37808 === i || 37809 === i || 37810 === i || 37811 === i || 37812 === i || 37813 === i || 37814 === i || 37815 === i || 37816 === i || 37817 === i || 37818 === i || 37819 === i || 37820 === i || 37821 === i) { + if (r = e.get("WEBGL_compressed_texture_astc"), null === r) return null; + if (37808 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR : r.COMPRESSED_RGBA_ASTC_4x4_KHR; + if (37809 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR : r.COMPRESSED_RGBA_ASTC_5x4_KHR; + if (37810 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR : r.COMPRESSED_RGBA_ASTC_5x5_KHR; + if (37811 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR : r.COMPRESSED_RGBA_ASTC_6x5_KHR; + if (37812 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR : r.COMPRESSED_RGBA_ASTC_6x6_KHR; + if (37813 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR : r.COMPRESSED_RGBA_ASTC_8x5_KHR; + if (37814 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR : r.COMPRESSED_RGBA_ASTC_8x6_KHR; + if (37815 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR : r.COMPRESSED_RGBA_ASTC_8x8_KHR; + if (37816 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR : r.COMPRESSED_RGBA_ASTC_10x5_KHR; + if (37817 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR : r.COMPRESSED_RGBA_ASTC_10x6_KHR; + if (37818 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR : r.COMPRESSED_RGBA_ASTC_10x8_KHR; + if (37819 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR : r.COMPRESSED_RGBA_ASTC_10x10_KHR; + if (37820 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR : r.COMPRESSED_RGBA_ASTC_12x10_KHR; + if (37821 === i) return 3001 === s ? r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR : r.COMPRESSED_RGBA_ASTC_12x12_KHR + } + if (36492 === i) { + if (r = e.get("EXT_texture_compression_bptc"), null === r) return null; + if (36492 === i) return 3001 === s ? r.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT : r.COMPRESSED_RGBA_BPTC_UNORM_EXT + } + return 1020 === i ? n ? 34042 : (r = e.get("WEBGL_depth_texture"), null !== r ? r.UNSIGNED_INT_24_8_WEBGL : null) : void 0 !== t[i] ? t[i] : null + } + } +} + +class Cs extends We { + constructor(t = []) { + super(), this.isArrayCamera = !0, this.cameras = t + } +} + +class Is extends Wt { + constructor() { + super(), this.isGroup = !0, this.type = "Group" + } +} + +const Ss = {type: "move"}; + +class Ms { + constructor() { + this._targetRay = null, this._grip = null, this._hand = null + } + + getHandSpace() { + return null === this._hand && (this._hand = new Is, this._hand.matrixAutoUpdate = !1, this._hand.visible = !1, this._hand.joints = {}, this._hand.inputState = {pinching: !1}), this._hand + } + + getTargetRaySpace() { + return null === this._targetRay && (this._targetRay = new Is, this._targetRay.matrixAutoUpdate = !1, this._targetRay.visible = !1, this._targetRay.hasLinearVelocity = !1, this._targetRay.linearVelocity = new V, this._targetRay.hasAngularVelocity = !1, this._targetRay.angularVelocity = new V), this._targetRay + } + + getGripSpace() { + return null === this._grip && (this._grip = new Is, this._grip.matrixAutoUpdate = !1, this._grip.visible = !1, this._grip.hasLinearVelocity = !1, this._grip.linearVelocity = new V, this._grip.hasAngularVelocity = !1, this._grip.angularVelocity = new V), this._grip + } + + dispatchEvent(t) { + return null !== this._targetRay && this._targetRay.dispatchEvent(t), null !== this._grip && this._grip.dispatchEvent(t), null !== this._hand && this._hand.dispatchEvent(t), this + } + + disconnect(t) { + return this.dispatchEvent({ + type: "disconnected", + data: t + }), null !== this._targetRay && (this._targetRay.visible = !1), null !== this._grip && (this._grip.visible = !1), null !== this._hand && (this._hand.visible = !1), this + } + + update(t, e, i) { + let n = null, s = null, r = null; + const a = this._targetRay, o = this._grip, l = this._hand; + if (t && "visible-blurred" !== e.session.visibilityState) { + if (l && t.hand) { + r = !0; + for (const n of t.hand.values()) { + const t = e.getJointPose(n, i); + if (void 0 === l.joints[n.jointName]) { + const t = new Is; + t.matrixAutoUpdate = !1, t.visible = !1, l.joints[n.jointName] = t, l.add(t) + } + const s = l.joints[n.jointName]; + null !== t && (s.matrix.fromArray(t.transform.matrix), s.matrix.decompose(s.position, s.rotation, s.scale), s.jointRadius = t.radius), s.visible = null !== t + } + const n = l.joints["index-finger-tip"], s = l.joints["thumb-tip"], + a = n.position.distanceTo(s.position), o = .02, c = .005; + l.inputState.pinching && a > o + c ? (l.inputState.pinching = !1, this.dispatchEvent({ + type: "pinchend", + handedness: t.handedness, + target: this + })) : !l.inputState.pinching && a <= o - c && (l.inputState.pinching = !0, this.dispatchEvent({ + type: "pinchstart", + handedness: t.handedness, + target: this + })) + } else null !== o && t.gripSpace && (s = e.getPose(t.gripSpace, i), null !== s && (o.matrix.fromArray(s.transform.matrix), o.matrix.decompose(o.position, o.rotation, o.scale), s.linearVelocity ? (o.hasLinearVelocity = !0, o.linearVelocity.copy(s.linearVelocity)) : o.hasLinearVelocity = !1, s.angularVelocity ? (o.hasAngularVelocity = !0, o.angularVelocity.copy(s.angularVelocity)) : o.hasAngularVelocity = !1)); + null !== a && (n = e.getPose(t.targetRaySpace, i), null === n && null !== s && (n = s), null !== n && (a.matrix.fromArray(n.transform.matrix), a.matrix.decompose(a.position, a.rotation, a.scale), n.linearVelocity ? (a.hasLinearVelocity = !0, a.linearVelocity.copy(n.linearVelocity)) : a.hasLinearVelocity = !1, n.angularVelocity ? (a.hasAngularVelocity = !0, a.angularVelocity.copy(n.angularVelocity)) : a.hasAngularVelocity = !1, this.dispatchEvent(Ss))) + } + return null !== a && (a.visible = null !== n), null !== o && (o.visible = null !== s), null !== l && (l.visible = null !== r), this + } +} + +class Bs extends U { + constructor(t, e, i, n, s, r, a, o, l, c) { + if (1026 !== (c = void 0 !== c ? c : 1026) && 1027 !== c) throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat"); + void 0 === i && 1026 === c && (i = 1014), void 0 === i && 1027 === c && (i = 1020), super(null, n, s, r, a, o, c, i, l), this.isDepthTexture = !0, this.image = { + width: t, + height: e + }, this.magFilter = void 0 !== a ? a : 1003, this.minFilter = void 0 !== o ? o : 1003, this.flipY = !1, this.generateMipmaps = !1 + } +} + +class Ts extends n { + constructor(t, e) { + super(); + const i = this; + let n = null, s = 1, r = null, a = "local-floor", o = null, l = null, c = null, h = null, u = null, d = null; + const A = e.getContextAttributes(); + let p = null, m = null; + const g = [], f = [], v = new We; + v.layers.enable(1), v.viewport = new k; + const y = new We; + y.layers.enable(2), y.viewport = new k; + const x = [v, y], _ = new Cs; + _.layers.enable(1), _.layers.enable(2); + let E = null, w = null; + + function b(t) { + const e = f.indexOf(t.inputSource); + if (-1 === e) return; + const i = g[e]; + void 0 !== i && i.dispatchEvent({type: t.type, data: t.inputSource}) + } + + function C() { + n.removeEventListener("select", b), n.removeEventListener("selectstart", b), n.removeEventListener("selectend", b), n.removeEventListener("squeeze", b), n.removeEventListener("squeezestart", b), n.removeEventListener("squeezeend", b), n.removeEventListener("end", C), n.removeEventListener("inputsourceschange", I); + for (let t = 0; t < g.length; t++) { + const e = f[t]; + null !== e && (f[t] = null, g[t].disconnect(e)) + } + E = null, w = null, t.setRenderTarget(p), u = null, h = null, c = null, n = null, m = null, R.stop(), i.isPresenting = !1, i.dispatchEvent({type: "sessionend"}) + } + + function I(t) { + for (let e = 0; e < t.removed.length; e++) { + const i = t.removed[e], n = f.indexOf(i); + n >= 0 && (f[n] = null, g[n].dispatchEvent({type: "disconnected", data: i})) + } + for (let e = 0; e < t.added.length; e++) { + const i = t.added[e]; + let n = f.indexOf(i); + if (-1 === n) { + for (let t = 0; t < g.length; t++) { + if (t >= f.length) { + f.push(i), n = t; + break + } + if (null === f[t]) { + f[t] = i, n = t; + break + } + } + if (-1 === n) break + } + const s = g[n]; + s && s.dispatchEvent({type: "connected", data: i}) + } + } + + this.cameraAutoUpdate = !0, this.enabled = !1, this.isPresenting = !1, this.getController = function (t) { + let e = g[t]; + return void 0 === e && (e = new Ms, g[t] = e), e.getTargetRaySpace() + }, this.getControllerGrip = function (t) { + let e = g[t]; + return void 0 === e && (e = new Ms, g[t] = e), e.getGripSpace() + }, this.getHand = function (t) { + let e = g[t]; + return void 0 === e && (e = new Ms, g[t] = e), e.getHandSpace() + }, this.setFramebufferScaleFactor = function (t) { + s = t, !0 === i.isPresenting && console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.") + }, this.setReferenceSpaceType = function (t) { + a = t, !0 === i.isPresenting && console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.") + }, this.getReferenceSpace = function () { + return o || r + }, this.setReferenceSpace = function (t) { + o = t + }, this.getBaseLayer = function () { + return null !== h ? h : u + }, this.getBinding = function () { + return c + }, this.getFrame = function () { + return d + }, this.getSession = function () { + return n + }, this.setSession = async function (l) { + if (n = l, null !== n) { + if (p = t.getRenderTarget(), n.addEventListener("select", b), n.addEventListener("selectstart", b), n.addEventListener("selectend", b), n.addEventListener("squeeze", b), n.addEventListener("squeezestart", b), n.addEventListener("squeezeend", b), n.addEventListener("end", C), n.addEventListener("inputsourceschange", I), !0 !== A.xrCompatible && await e.makeXRCompatible(), void 0 === n.renderState.layers || !1 === t.capabilities.isWebGL2) { + const i = { + antialias: void 0 !== n.renderState.layers || A.antialias, + alpha: A.alpha, + depth: A.depth, + stencil: A.stencil, + framebufferScaleFactor: s + }; + u = new XRWebGLLayer(n, e, i), n.updateRenderState({baseLayer: u}), m = new O(u.framebufferWidth, u.framebufferHeight, { + format: 1023, + type: 1009, + encoding: t.outputEncoding, + stencilBuffer: A.stencil + }) + } else { + let i = null, r = null, a = null; + A.depth && (a = A.stencil ? 35056 : 33190, i = A.stencil ? 1027 : 1026, r = A.stencil ? 1020 : 1014); + const o = {colorFormat: 32856, depthFormat: a, scaleFactor: s}; + c = new XRWebGLBinding(n, e), h = c.createProjectionLayer(o), n.updateRenderState({layers: [h]}), m = new O(h.textureWidth, h.textureHeight, { + format: 1023, + type: 1009, + depthTexture: new Bs(h.textureWidth, h.textureHeight, r, void 0, void 0, void 0, void 0, void 0, void 0, i), + stencilBuffer: A.stencil, + encoding: t.outputEncoding, + samples: A.antialias ? 4 : 0 + }); + t.properties.get(m).__ignoreDepthValues = h.ignoreDepthValues + } + m.isXRRenderTarget = !0, this.setFoveation(1), o = null, r = await n.requestReferenceSpace(a), R.setContext(n), R.start(), i.isPresenting = !0, i.dispatchEvent({type: "sessionstart"}) + } + }; + const S = new V, M = new V; + + function B(t, e) { + null === e ? t.matrixWorld.copy(t.matrix) : t.matrixWorld.multiplyMatrices(e.matrixWorld, t.matrix), t.matrixWorldInverse.copy(t.matrixWorld).invert() + } + + this.updateCamera = function (t) { + if (null === n) return; + _.near = y.near = v.near = t.near, _.far = y.far = v.far = t.far, E === _.near && w === _.far || (n.updateRenderState({ + depthNear: _.near, + depthFar: _.far + }), E = _.near, w = _.far); + const e = t.parent, i = _.cameras; + B(_, e); + for (let t = 0; t < i.length; t++) B(i[t], e); + _.matrixWorld.decompose(_.position, _.quaternion, _.scale), t.matrix.copy(_.matrix), t.matrix.decompose(t.position, t.quaternion, t.scale); + const s = t.children; + for (let t = 0, e = s.length; t < e; t++) s[t].updateMatrixWorld(!0); + 2 === i.length ? function (t, e, i) { + S.setFromMatrixPosition(e.matrixWorld), M.setFromMatrixPosition(i.matrixWorld); + const n = S.distanceTo(M), s = e.projectionMatrix.elements, r = i.projectionMatrix.elements, + a = s[14] / (s[10] - 1), o = s[14] / (s[10] + 1), l = (s[9] + 1) / s[5], c = (s[9] - 1) / s[5], + h = (s[8] - 1) / s[0], u = (r[8] + 1) / r[0], d = a * h, A = a * u, p = n / (-h + u), m = p * -h; + e.matrixWorld.decompose(t.position, t.quaternion, t.scale), t.translateX(m), t.translateZ(p), t.matrixWorld.compose(t.position, t.quaternion, t.scale), t.matrixWorldInverse.copy(t.matrixWorld).invert(); + const g = a + p, f = o + p, v = d - m, y = A + (n - m), x = l * o / f * g, _ = c * o / f * g; + t.projectionMatrix.makePerspective(v, y, x, _, g, f) + }(_, v, y) : _.projectionMatrix.copy(v.projectionMatrix) + }, this.getCamera = function () { + return _ + }, this.getFoveation = function () { + return null !== h ? h.fixedFoveation : null !== u ? u.fixedFoveation : void 0 + }, this.setFoveation = function (t) { + null !== h && (h.fixedFoveation = t), null !== u && void 0 !== u.fixedFoveation && (u.fixedFoveation = t) + }; + let T = null; + const R = new ii; + R.setAnimationLoop((function (e, i) { + if (l = i.getViewerPose(o || r), d = i, null !== l) { + const e = l.views; + null !== u && (t.setRenderTargetFramebuffer(m, u.framebuffer), t.setRenderTarget(m)); + let i = !1; + e.length !== _.cameras.length && (_.cameras.length = 0, i = !0); + for (let n = 0; n < e.length; n++) { + const s = e[n]; + let r = null; + if (null !== u) r = u.getViewport(s); else { + const e = c.getViewSubImage(h, s); + r = e.viewport, 0 === n && (t.setRenderTargetTextures(m, e.colorTexture, h.ignoreDepthValues ? void 0 : e.depthStencilTexture), t.setRenderTarget(m)) + } + let a = x[n]; + void 0 === a && (a = new We, a.layers.enable(n), a.viewport = new k, x[n] = a), a.matrix.fromArray(s.transform.matrix), a.projectionMatrix.fromArray(s.projectionMatrix), a.viewport.set(r.x, r.y, r.width, r.height), 0 === n && _.matrix.copy(a.matrix), !0 === i && _.cameras.push(a) + } + } + for (let t = 0; t < g.length; t++) { + const e = f[t], n = g[t]; + null !== e && void 0 !== n && n.update(e, i, o || r) + } + T && T(e, i), d = null + })), this.setAnimationLoop = function (t) { + T = t + }, this.dispose = function () { + } + } +} + +function Rs(t, e) { + function i(i, n) { + i.opacity.value = n.opacity, n.color && i.diffuse.value.copy(n.color), n.emissive && i.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity), n.map && (i.map.value = n.map), n.alphaMap && (i.alphaMap.value = n.alphaMap), n.bumpMap && (i.bumpMap.value = n.bumpMap, i.bumpScale.value = n.bumpScale, 1 === n.side && (i.bumpScale.value *= -1)), n.displacementMap && (i.displacementMap.value = n.displacementMap, i.displacementScale.value = n.displacementScale, i.displacementBias.value = n.displacementBias), n.emissiveMap && (i.emissiveMap.value = n.emissiveMap), n.normalMap && (i.normalMap.value = n.normalMap, i.normalScale.value.copy(n.normalScale), 1 === n.side && i.normalScale.value.negate()), n.specularMap && (i.specularMap.value = n.specularMap), n.alphaTest > 0 && (i.alphaTest.value = n.alphaTest); + const s = e.get(n).envMap; + if (s && (i.envMap.value = s, i.flipEnvMap.value = s.isCubeTexture && !1 === s.isRenderTargetTexture ? -1 : 1, i.reflectivity.value = n.reflectivity, i.ior.value = n.ior, i.refractionRatio.value = n.refractionRatio), n.lightMap) { + i.lightMap.value = n.lightMap; + const e = !0 !== t.physicallyCorrectLights ? Math.PI : 1; + i.lightMapIntensity.value = n.lightMapIntensity * e + } + let r, a; + n.aoMap && (i.aoMap.value = n.aoMap, i.aoMapIntensity.value = n.aoMapIntensity), n.map ? r = n.map : n.specularMap ? r = n.specularMap : n.displacementMap ? r = n.displacementMap : n.normalMap ? r = n.normalMap : n.bumpMap ? r = n.bumpMap : n.roughnessMap ? r = n.roughnessMap : n.metalnessMap ? r = n.metalnessMap : n.alphaMap ? r = n.alphaMap : n.emissiveMap ? r = n.emissiveMap : n.clearcoatMap ? r = n.clearcoatMap : n.clearcoatNormalMap ? r = n.clearcoatNormalMap : n.clearcoatRoughnessMap ? r = n.clearcoatRoughnessMap : n.iridescenceMap ? r = n.iridescenceMap : n.iridescenceThicknessMap ? r = n.iridescenceThicknessMap : n.specularIntensityMap ? r = n.specularIntensityMap : n.specularColorMap ? r = n.specularColorMap : n.transmissionMap ? r = n.transmissionMap : n.thicknessMap ? r = n.thicknessMap : n.sheenColorMap ? r = n.sheenColorMap : n.sheenRoughnessMap && (r = n.sheenRoughnessMap), void 0 !== r && (r.isWebGLRenderTarget && (r = r.texture), !0 === r.matrixAutoUpdate && r.updateMatrix(), i.uvTransform.value.copy(r.matrix)), n.aoMap ? a = n.aoMap : n.lightMap && (a = n.lightMap), void 0 !== a && (a.isWebGLRenderTarget && (a = a.texture), !0 === a.matrixAutoUpdate && a.updateMatrix(), i.uv2Transform.value.copy(a.matrix)) + } + + return { + refreshFogUniforms: function (t, e) { + t.fogColor.value.copy(e.color), e.isFog ? (t.fogNear.value = e.near, t.fogFar.value = e.far) : e.isFogExp2 && (t.fogDensity.value = e.density) + }, refreshMaterialUniforms: function (t, n, s, r, a) { + n.isMeshBasicMaterial || n.isMeshLambertMaterial ? i(t, n) : n.isMeshToonMaterial ? (i(t, n), function (t, e) { + e.gradientMap && (t.gradientMap.value = e.gradientMap) + }(t, n)) : n.isMeshPhongMaterial ? (i(t, n), function (t, e) { + t.specular.value.copy(e.specular), t.shininess.value = Math.max(e.shininess, 1e-4) + }(t, n)) : n.isMeshStandardMaterial ? (i(t, n), function (t, i) { + t.roughness.value = i.roughness, t.metalness.value = i.metalness, i.roughnessMap && (t.roughnessMap.value = i.roughnessMap); + i.metalnessMap && (t.metalnessMap.value = i.metalnessMap); + e.get(i).envMap && (t.envMapIntensity.value = i.envMapIntensity) + }(t, n), n.isMeshPhysicalMaterial && function (t, e, i) { + t.ior.value = e.ior, e.sheen > 0 && (t.sheenColor.value.copy(e.sheenColor).multiplyScalar(e.sheen), t.sheenRoughness.value = e.sheenRoughness, e.sheenColorMap && (t.sheenColorMap.value = e.sheenColorMap), e.sheenRoughnessMap && (t.sheenRoughnessMap.value = e.sheenRoughnessMap)); + e.clearcoat > 0 && (t.clearcoat.value = e.clearcoat, t.clearcoatRoughness.value = e.clearcoatRoughness, e.clearcoatMap && (t.clearcoatMap.value = e.clearcoatMap), e.clearcoatRoughnessMap && (t.clearcoatRoughnessMap.value = e.clearcoatRoughnessMap), e.clearcoatNormalMap && (t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale), t.clearcoatNormalMap.value = e.clearcoatNormalMap, 1 === e.side && t.clearcoatNormalScale.value.negate())); + e.iridescence > 0 && (t.iridescence.value = e.iridescence, t.iridescenceIOR.value = e.iridescenceIOR, t.iridescenceThicknessMinimum.value = e.iridescenceThicknessRange[0], t.iridescenceThicknessMaximum.value = e.iridescenceThicknessRange[1], e.iridescenceMap && (t.iridescenceMap.value = e.iridescenceMap), e.iridescenceThicknessMap && (t.iridescenceThicknessMap.value = e.iridescenceThicknessMap)); + e.transmission > 0 && (t.transmission.value = e.transmission, t.transmissionSamplerMap.value = i.texture, t.transmissionSamplerSize.value.set(i.width, i.height), e.transmissionMap && (t.transmissionMap.value = e.transmissionMap), t.thickness.value = e.thickness, e.thicknessMap && (t.thicknessMap.value = e.thicknessMap), t.attenuationDistance.value = e.attenuationDistance, t.attenuationColor.value.copy(e.attenuationColor)); + t.specularIntensity.value = e.specularIntensity, t.specularColor.value.copy(e.specularColor), e.specularIntensityMap && (t.specularIntensityMap.value = e.specularIntensityMap); + e.specularColorMap && (t.specularColorMap.value = e.specularColorMap) + }(t, n, a)) : n.isMeshMatcapMaterial ? (i(t, n), function (t, e) { + e.matcap && (t.matcap.value = e.matcap) + }(t, n)) : n.isMeshDepthMaterial ? i(t, n) : n.isMeshDistanceMaterial ? (i(t, n), function (t, e) { + t.referencePosition.value.copy(e.referencePosition), t.nearDistance.value = e.nearDistance, t.farDistance.value = e.farDistance + }(t, n)) : n.isMeshNormalMaterial ? i(t, n) : n.isLineBasicMaterial ? (function (t, e) { + t.diffuse.value.copy(e.color), t.opacity.value = e.opacity + }(t, n), n.isLineDashedMaterial && function (t, e) { + t.dashSize.value = e.dashSize, t.totalSize.value = e.dashSize + e.gapSize, t.scale.value = e.scale + }(t, n)) : n.isPointsMaterial ? function (t, e, i, n) { + t.diffuse.value.copy(e.color), t.opacity.value = e.opacity, t.size.value = e.size * i, t.scale.value = .5 * n, e.map && (t.map.value = e.map); + e.alphaMap && (t.alphaMap.value = e.alphaMap); + e.alphaTest > 0 && (t.alphaTest.value = e.alphaTest); + let s; + e.map ? s = e.map : e.alphaMap && (s = e.alphaMap); + void 0 !== s && (!0 === s.matrixAutoUpdate && s.updateMatrix(), t.uvTransform.value.copy(s.matrix)) + }(t, n, s, r) : n.isSpriteMaterial ? function (t, e) { + t.diffuse.value.copy(e.color), t.opacity.value = e.opacity, t.rotation.value = e.rotation, e.map && (t.map.value = e.map); + e.alphaMap && (t.alphaMap.value = e.alphaMap); + e.alphaTest > 0 && (t.alphaTest.value = e.alphaTest); + let i; + e.map ? i = e.map : e.alphaMap && (i = e.alphaMap); + void 0 !== i && (!0 === i.matrixAutoUpdate && i.updateMatrix(), t.uvTransform.value.copy(i.matrix)) + }(t, n) : n.isShadowMaterial ? (t.color.value.copy(n.color), t.opacity.value = n.opacity) : n.isShaderMaterial && (n.uniformsNeedUpdate = !1) + } + } +} + +function Ds(t, e, i, n) { + let s = {}, r = {}, a = []; + const o = i.isWebGL2 ? t.getParameter(35375) : 0; + + function l(t, e, i) { + const n = t.value; + if (void 0 === i[e]) return i[e] = "number" == typeof n ? n : n.clone(), !0; + if ("number" == typeof n) { + if (i[e] !== n) return i[e] = n, !0 + } else { + const t = i[e]; + if (!1 === t.equals(n)) return t.copy(n), !0 + } + return !1 + } + + function c(t) { + const e = t.value, i = {boundary: 0, storage: 0}; + return "number" == typeof e ? (i.boundary = 4, i.storage = 4) : e.isVector2 ? (i.boundary = 8, i.storage = 8) : e.isVector3 || e.isColor ? (i.boundary = 16, i.storage = 12) : e.isVector4 ? (i.boundary = 16, i.storage = 16) : e.isMatrix3 ? (i.boundary = 48, i.storage = 48) : e.isMatrix4 ? (i.boundary = 64, i.storage = 64) : e.isTexture ? console.warn("THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group.") : console.warn("THREE.WebGLRenderer: Unsupported uniform value type.", e), i + } + + function h(e) { + const i = e.target; + i.removeEventListener("dispose", h); + const n = a.indexOf(i.__bindingPointIndex); + a.splice(n, 1), t.deleteBuffer(s[i.id]), delete s[i.id], delete r[i.id] + } + + return { + bind: function (t, e) { + const i = e.program; + n.uniformBlockBinding(t, i) + }, update: function (i, u) { + let d = s[i.id]; + void 0 === d && (!function (t) { + const e = t.uniforms; + let i = 0; + const n = 16; + let s = 0; + for (let t = 0, r = e.length; t < r; t++) { + const r = e[t], a = c(r); + if (r.__data = new Float32Array(a.storage / Float32Array.BYTES_PER_ELEMENT), r.__offset = i, t > 0) { + s = i % n; + const t = n - s; + 0 !== s && t - a.boundary < 0 && (i += n - s, r.__offset = i) + } + i += a.storage + } + s = i % n, s > 0 && (i += n - s); + t.__size = i, t.__cache = {} + }(i), d = function (e) { + const i = function () { + for (let t = 0; t < o; t++) if (-1 === a.indexOf(t)) return a.push(t), t; + return console.error("THREE.WebGLRenderer: Maximum number of simultaneously usable uniforms groups reached."), 0 + }(); + e.__bindingPointIndex = i; + const n = t.createBuffer(), s = e.__size, r = e.usage; + return t.bindBuffer(35345, n), t.bufferData(35345, s, r), t.bindBuffer(35345, null), t.bindBufferBase(35345, i, n), n + }(i), s[i.id] = d, i.addEventListener("dispose", h)); + const A = u.program; + n.updateUBOMapping(i, A); + const p = e.render.frame; + r[i.id] !== p && (!function (e) { + const i = s[e.id], n = e.uniforms, r = e.__cache; + t.bindBuffer(35345, i); + for (let e = 0, i = n.length; e < i; e++) { + const i = n[e]; + if (!0 === l(i, e, r)) { + const e = i.value, n = i.__offset; + "number" == typeof e ? (i.__data[0] = e, t.bufferSubData(35345, n, i.__data)) : (i.value.isMatrix3 ? (i.__data[0] = i.value.elements[0], i.__data[1] = i.value.elements[1], i.__data[2] = i.value.elements[2], i.__data[3] = i.value.elements[0], i.__data[4] = i.value.elements[3], i.__data[5] = i.value.elements[4], i.__data[6] = i.value.elements[5], i.__data[7] = i.value.elements[0], i.__data[8] = i.value.elements[6], i.__data[9] = i.value.elements[7], i.__data[10] = i.value.elements[8], i.__data[11] = i.value.elements[0]) : e.toArray(i.__data), t.bufferSubData(35345, n, i.__data)) + } + } + t.bindBuffer(35345, null) + }(i), r[i.id] = p) + }, dispose: function () { + for (const e in s) t.deleteBuffer(s[e]); + a = [], s = {}, r = {} + } + } +} + +function Ls(t = {}) { + this.isWebGLRenderer = !0; + const e = void 0 !== t.canvas ? t.canvas : function () { + const t = _("canvas"); + return t.style.display = "block", t + }(), i = void 0 !== t.context ? t.context : null, n = void 0 === t.depth || t.depth, + s = void 0 === t.stencil || t.stencil, r = void 0 !== t.antialias && t.antialias, + a = void 0 === t.premultipliedAlpha || t.premultipliedAlpha, + o = void 0 !== t.preserveDrawingBuffer && t.preserveDrawingBuffer, + l = void 0 !== t.powerPreference ? t.powerPreference : "default", + c = void 0 !== t.failIfMajorPerformanceCaveat && t.failIfMajorPerformanceCaveat; + let h; + h = null !== i ? i.getContextAttributes().alpha : void 0 !== t.alpha && t.alpha; + let u = null, d = null; + const A = [], m = []; + this.domElement = e, this.debug = {checkShaderErrors: !0}, this.autoClear = !0, this.autoClearColor = !0, this.autoClearDepth = !0, this.autoClearStencil = !0, this.sortObjects = !0, this.clippingPlanes = [], this.localClippingEnabled = !1, this.outputEncoding = 3e3, this.physicallyCorrectLights = !1, this.toneMapping = 0, this.toneMappingExposure = 1, Object.defineProperties(this, { + gammaFactor: { + get: function () { + return console.warn("THREE.WebGLRenderer: .gammaFactor has been removed."), 2 + }, set: function () { + console.warn("THREE.WebGLRenderer: .gammaFactor has been removed.") + } + } + }); + const g = this; + let f = !1, y = 0, x = 0, E = null, w = -1, b = null; + const C = new k, I = new k; + let S = null, M = e.width, B = e.height, T = 1, R = null, D = null; + const L = new k(0, 0, M, B), Q = new k(0, 0, M, B); + let P = !1; + const F = new ei; + let N = !1, U = !1, G = null; + const z = new xt, H = new v, W = new V, + q = {background: null, fog: null, environment: null, overrideMaterial: null, isScene: !0}; + + function j() { + return null === E ? T : 1 + } + + let Y, J, X, K, $, Z, tt, et, it, nt, st, rt, at, ot, lt, ct, ht, ut, dt, At, pt, mt, gt, ft, vt = i; + + function yt(t, i) { + for (let n = 0; n < t.length; n++) { + const s = t[n], r = e.getContext(s, i); + if (null !== r) return r + } + return null + } + + try { + const t = { + alpha: !0, + depth: n, + stencil: s, + antialias: r, + premultipliedAlpha: a, + preserveDrawingBuffer: o, + powerPreference: l, + failIfMajorPerformanceCaveat: c + }; + if ("setAttribute" in e && e.setAttribute("data-engine", "three.js r146"), e.addEventListener("webglcontextlost", wt, !1), e.addEventListener("webglcontextrestored", bt, !1), e.addEventListener("webglcontextcreationerror", Ct, !1), null === vt) { + const e = ["webgl2", "webgl", "experimental-webgl"]; + if (!0 === g.isWebGL1Renderer && e.shift(), vt = yt(e, t), null === vt) throw yt(e) ? new Error("Error creating WebGL context with your selected attributes.") : new Error("Error creating WebGL context.") + } + void 0 === vt.getShaderPrecisionFormat && (vt.getShaderPrecisionFormat = function () { + return {rangeMin: 1, rangeMax: 1, precision: 1} + }) + } catch (t) { + throw console.error("THREE.WebGLRenderer: " + t.message), t + } + + function _t() { + Y = new Bi(vt), J = new ui(vt, Y, t), Y.init(J), mt = new bs(vt, Y, J), X = new Es(vt, Y, J), K = new Di, $ = new ls, Z = new ws(vt, Y, X, $, J, mt, K), tt = new Ai(g), et = new Mi(g), it = new ni(vt, J), gt = new ci(vt, Y, it, J), nt = new Ti(vt, it, K, gt), st = new Fi(vt, nt, it, K), dt = new Pi(vt, J, Z), ct = new di($), rt = new os(g, tt, et, Y, J, gt, ct), at = new Rs(g, $), ot = new ds, lt = new vs(Y, J), ut = new li(g, tt, et, X, st, h, a), ht = new _s(g, st, J), ft = new Ds(vt, K, J, X), At = new hi(vt, Y, K, J), pt = new Ri(vt, Y, K, J), K.programs = rt.programs, g.capabilities = J, g.extensions = Y, g.properties = $, g.renderLists = ot, g.shadowMap = ht, g.state = X, g.info = K + } + + _t(); + const Et = new Ts(g, vt); + + function wt(t) { + t.preventDefault(), console.log("THREE.WebGLRenderer: Context Lost."), f = !0 + } + + function bt() { + console.log("THREE.WebGLRenderer: Context Restored."), f = !1; + const t = K.autoReset, e = ht.enabled, i = ht.autoUpdate, n = ht.needsUpdate, s = ht.type; + _t(), K.autoReset = t, ht.enabled = e, ht.autoUpdate = i, ht.needsUpdate = n, ht.type = s + } + + function Ct(t) { + console.error("THREE.WebGLRenderer: A WebGL context could not be created. Reason: ", t.statusMessage) + } + + function It(t) { + const e = t.target; + e.removeEventListener("dispose", It), function (t) { + (function (t) { + const e = $.get(t).programs; + void 0 !== e && (e.forEach((function (t) { + rt.releaseProgram(t) + })), t.isShaderMaterial && rt.releaseShaderCache(t)) + })(t), $.remove(t) + }(e) + } + + this.xr = Et, this.getContext = function () { + return vt + }, this.getContextAttributes = function () { + return vt.getContextAttributes() + }, this.forceContextLoss = function () { + const t = Y.get("WEBGL_lose_context"); + t && t.loseContext() + }, this.forceContextRestore = function () { + const t = Y.get("WEBGL_lose_context"); + t && t.restoreContext() + }, this.getPixelRatio = function () { + return T + }, this.setPixelRatio = function (t) { + void 0 !== t && (T = t, this.setSize(M, B, !1)) + }, this.getSize = function (t) { + return t.set(M, B) + }, this.setSize = function (t, i, n) { + Et.isPresenting ? console.warn("THREE.WebGLRenderer: Can't change size while VR device is presenting.") : (M = t, B = i, e.width = Math.floor(t * T), e.height = Math.floor(i * T), !1 !== n && (e.style.width = t + "px", e.style.height = i + "px"), this.setViewport(0, 0, t, i)) + }, this.getDrawingBufferSize = function (t) { + return t.set(M * T, B * T).floor() + }, this.setDrawingBufferSize = function (t, i, n) { + M = t, B = i, T = n, e.width = Math.floor(t * n), e.height = Math.floor(i * n), this.setViewport(0, 0, t, i) + }, this.getCurrentViewport = function (t) { + return t.copy(C) + }, this.getViewport = function (t) { + return t.copy(L) + }, this.setViewport = function (t, e, i, n) { + t.isVector4 ? L.set(t.x, t.y, t.z, t.w) : L.set(t, e, i, n), X.viewport(C.copy(L).multiplyScalar(T).floor()) + }, this.getScissor = function (t) { + return t.copy(Q) + }, this.setScissor = function (t, e, i, n) { + t.isVector4 ? Q.set(t.x, t.y, t.z, t.w) : Q.set(t, e, i, n), X.scissor(I.copy(Q).multiplyScalar(T).floor()) + }, this.getScissorTest = function () { + return P + }, this.setScissorTest = function (t) { + X.setScissorTest(P = t) + }, this.setOpaqueSort = function (t) { + R = t + }, this.setTransparentSort = function (t) { + D = t + }, this.getClearColor = function (t) { + return t.copy(ut.getClearColor()) + }, this.setClearColor = function () { + ut.setClearColor.apply(ut, arguments) + }, this.getClearAlpha = function () { + return ut.getClearAlpha() + }, this.setClearAlpha = function () { + ut.setClearAlpha.apply(ut, arguments) + }, this.clear = function (t = !0, e = !0, i = !0) { + let n = 0; + t && (n |= 16384), e && (n |= 256), i && (n |= 1024), vt.clear(n) + }, this.clearColor = function () { + this.clear(!0, !1, !1) + }, this.clearDepth = function () { + this.clear(!1, !0, !1) + }, this.clearStencil = function () { + this.clear(!1, !1, !0) + }, this.dispose = function () { + e.removeEventListener("webglcontextlost", wt, !1), e.removeEventListener("webglcontextrestored", bt, !1), e.removeEventListener("webglcontextcreationerror", Ct, !1), ot.dispose(), lt.dispose(), $.dispose(), tt.dispose(), et.dispose(), st.dispose(), gt.dispose(), ft.dispose(), rt.dispose(), Et.dispose(), Et.removeEventListener("sessionstart", Mt), Et.removeEventListener("sessionend", Bt), G && (G.dispose(), G = null), Tt.stop() + }, this.renderBufferDirect = function (t, e, i, n, s, r) { + null === e && (e = q); + const a = s.isMesh && s.matrixWorld.determinant() < 0, o = function (t, e, i, n, s) { + !0 !== e.isScene && (e = q); + Z.resetTextureUnits(); + const r = e.fog, a = n.isMeshStandardMaterial ? e.environment : null, + o = null === E ? g.outputEncoding : !0 === E.isXRRenderTarget ? E.texture.encoding : 3e3, + l = (n.isMeshStandardMaterial ? et : tt).get(n.envMap || a), + c = !0 === n.vertexColors && !!i.attributes.color && 4 === i.attributes.color.itemSize, + h = !!n.normalMap && !!i.attributes.tangent, u = !!i.morphAttributes.position, + A = !!i.morphAttributes.normal, p = !!i.morphAttributes.color, m = n.toneMapped ? g.toneMapping : 0, + f = i.morphAttributes.position || i.morphAttributes.normal || i.morphAttributes.color, + v = void 0 !== f ? f.length : 0, y = $.get(n), x = d.state.lights; + if (!0 === N && (!0 === U || t !== b)) { + const e = t === b && n.id === w; + ct.setState(n, t, e) + } + let _ = !1; + n.version === y.__version ? y.needsLights && y.lightsStateVersion !== x.state.version || y.outputEncoding !== o || s.isInstancedMesh && !1 === y.instancing ? _ = !0 : s.isInstancedMesh || !0 !== y.instancing ? s.isSkinnedMesh && !1 === y.skinning ? _ = !0 : s.isSkinnedMesh || !0 !== y.skinning ? y.envMap !== l || !0 === n.fog && y.fog !== r ? _ = !0 : void 0 === y.numClippingPlanes || y.numClippingPlanes === ct.numPlanes && y.numIntersection === ct.numIntersection ? (y.vertexAlphas !== c || y.vertexTangents !== h || y.morphTargets !== u || y.morphNormals !== A || y.morphColors !== p || y.toneMapping !== m || !0 === J.isWebGL2 && y.morphTargetsCount !== v) && (_ = !0) : _ = !0 : _ = !0 : _ = !0 : (_ = !0, y.__version = n.version); + let C = y.currentProgram; + !0 === _ && (C = Pt(n, e, s)); + let I = !1, S = !1, M = !1; + const R = C.getUniforms(), D = y.uniforms; + X.useProgram(C.program) && (I = !0, S = !0, M = !0); + n.id !== w && (w = n.id, S = !0); + if (I || b !== t) { + if (R.setValue(vt, "projectionMatrix", t.projectionMatrix), J.logarithmicDepthBuffer && R.setValue(vt, "logDepthBufFC", 2 / (Math.log(t.far + 1) / Math.LN2)), b !== t && (b = t, S = !0, M = !0), n.isShaderMaterial || n.isMeshPhongMaterial || n.isMeshToonMaterial || n.isMeshStandardMaterial || n.envMap) { + const e = R.map.cameraPosition; + void 0 !== e && e.setValue(vt, W.setFromMatrixPosition(t.matrixWorld)) + } + (n.isMeshPhongMaterial || n.isMeshToonMaterial || n.isMeshLambertMaterial || n.isMeshBasicMaterial || n.isMeshStandardMaterial || n.isShaderMaterial) && R.setValue(vt, "isOrthographic", !0 === t.isOrthographicCamera), (n.isMeshPhongMaterial || n.isMeshToonMaterial || n.isMeshLambertMaterial || n.isMeshBasicMaterial || n.isMeshStandardMaterial || n.isShaderMaterial || n.isShadowMaterial || s.isSkinnedMesh) && R.setValue(vt, "viewMatrix", t.matrixWorldInverse) + } + if (s.isSkinnedMesh) { + R.setOptional(vt, s, "bindMatrix"), R.setOptional(vt, s, "bindMatrixInverse"); + const t = s.skeleton; + t && (J.floatVertexTextures ? (null === t.boneTexture && t.computeBoneTexture(), R.setValue(vt, "boneTexture", t.boneTexture, Z), R.setValue(vt, "boneTextureSize", t.boneTextureSize)) : console.warn("THREE.WebGLRenderer: SkinnedMesh can only be used with WebGL 2. With WebGL 1 OES_texture_float and vertex textures support is required.")) + } + const L = i.morphAttributes; + (void 0 !== L.position || void 0 !== L.normal || void 0 !== L.color && !0 === J.isWebGL2) && dt.update(s, i, n, C); + (S || y.receiveShadow !== s.receiveShadow) && (y.receiveShadow = s.receiveShadow, R.setValue(vt, "receiveShadow", s.receiveShadow)); + n.isMeshGouraudMaterial && null !== n.envMap && (D.envMap.value = l, D.flipEnvMap.value = l.isCubeTexture && !1 === l.isRenderTargetTexture ? -1 : 1); + S && (R.setValue(vt, "toneMappingExposure", g.toneMappingExposure), y.needsLights && (P = M, (Q = D).ambientLightColor.needsUpdate = P, Q.lightProbe.needsUpdate = P, Q.directionalLights.needsUpdate = P, Q.directionalLightShadows.needsUpdate = P, Q.pointLights.needsUpdate = P, Q.pointLightShadows.needsUpdate = P, Q.spotLights.needsUpdate = P, Q.spotLightShadows.needsUpdate = P, Q.rectAreaLights.needsUpdate = P, Q.hemisphereLights.needsUpdate = P), r && !0 === n.fog && at.refreshFogUniforms(D, r), at.refreshMaterialUniforms(D, n, T, B, G), Gn.upload(vt, y.uniformsList, D, Z)); + var Q, P; + n.isShaderMaterial && !0 === n.uniformsNeedUpdate && (Gn.upload(vt, y.uniformsList, D, Z), n.uniformsNeedUpdate = !1); + n.isSpriteMaterial && R.setValue(vt, "center", s.center); + if (R.setValue(vt, "modelViewMatrix", s.modelViewMatrix), R.setValue(vt, "normalMatrix", s.normalMatrix), R.setValue(vt, "modelMatrix", s.matrixWorld), n.isShaderMaterial || n.isRawShaderMaterial) { + const t = n.uniformsGroups; + for (let e = 0, i = t.length; e < i; e++) if (J.isWebGL2) { + const i = t[e]; + ft.update(i, C), ft.bind(i, C) + } else console.warn("THREE.WebGLRenderer: Uniform Buffer Objects can only be used with WebGL 2.") + } + return C + }(t, e, i, n, s); + X.setMaterial(n, a); + let l = i.index; + const c = i.attributes.position; + if (null === l) { + if (void 0 === c || 0 === c.count) return + } else if (0 === l.count) return; + let h, u = 1; + !0 === n.wireframe && (l = nt.getWireframeAttribute(i), u = 2), gt.setup(s, n, o, i, l); + let A = At; + null !== l && (h = it.get(l), A = pt, A.setIndex(h)); + const p = null !== l ? l.count : c.count, m = i.drawRange.start * u, f = i.drawRange.count * u, + v = null !== r ? r.start * u : 0, y = null !== r ? r.count * u : 1 / 0, x = Math.max(m, v), + _ = Math.min(p, m + f, v + y) - 1, C = Math.max(0, _ - x + 1); + if (0 !== C) { + if (s.isMesh) !0 === n.wireframe ? (X.setLineWidth(n.wireframeLinewidth * j()), A.setMode(1)) : A.setMode(4); else if (s.isLine) { + let t = n.linewidth; + void 0 === t && (t = 1), X.setLineWidth(t * j()), s.isLineSegments ? A.setMode(1) : s.isLineLoop ? A.setMode(2) : A.setMode(3) + } else s.isPoints ? A.setMode(0) : s.isSprite && A.setMode(4); + if (s.isInstancedMesh) A.renderInstances(x, C, s.count); else if (i.isInstancedBufferGeometry) { + const t = Math.min(i.instanceCount, i._maxInstanceCount); + A.renderInstances(x, C, t) + } else A.render(x, C) + } + }, this.compile = function (t, e) { + function i(t, e, i) { + !0 === t.transparent && 2 === t.side ? (t.side = 1, t.needsUpdate = !0, Pt(t, e, i), t.side = 0, t.needsUpdate = !0, Pt(t, e, i), t.side = 2) : Pt(t, e, i) + } + + d = lt.get(t), d.init(), m.push(d), t.traverseVisible((function (t) { + t.isLight && t.layers.test(e.layers) && (d.pushLight(t), t.castShadow && d.pushShadow(t)) + })), d.setupLights(g.physicallyCorrectLights), t.traverse((function (e) { + const n = e.material; + if (n) if (Array.isArray(n)) for (let s = 0; s < n.length; s++) { + i(n[s], t, e) + } else i(n, t, e) + })), m.pop(), d = null + }; + let St = null; + + function Mt() { + Tt.stop() + } + + function Bt() { + Tt.start() + } + + const Tt = new ii; + + function Rt(t, e, i, n) { + if (!1 === t.visible) return; + if (t.layers.test(e.layers)) if (t.isGroup) i = t.renderOrder; else if (t.isLOD) !0 === t.autoUpdate && t.update(e); else if (t.isLight) d.pushLight(t), t.castShadow && d.pushShadow(t); else if (t.isSprite) { + if (!t.frustumCulled || F.intersectsSprite(t)) { + n && W.setFromMatrixPosition(t.matrixWorld).applyMatrix4(z); + const e = st.update(t), s = t.material; + s.visible && u.push(t, e, s, i, W.z, null) + } + } else if ((t.isMesh || t.isLine || t.isPoints) && (t.isSkinnedMesh && t.skeleton.frame !== K.render.frame && (t.skeleton.update(), t.skeleton.frame = K.render.frame), !t.frustumCulled || F.intersectsObject(t))) { + n && W.setFromMatrixPosition(t.matrixWorld).applyMatrix4(z); + const e = st.update(t), s = t.material; + if (Array.isArray(s)) { + const n = e.groups; + for (let r = 0, a = n.length; r < a; r++) { + const a = n[r], o = s[a.materialIndex]; + o && o.visible && u.push(t, e, o, i, W.z, a) + } + } else s.visible && u.push(t, e, s, i, W.z, null) + } + const s = t.children; + for (let t = 0, r = s.length; t < r; t++) Rt(s[t], e, i, n) + } + + function Dt(t, e, i, n) { + const s = t.opaque, a = t.transmissive, o = t.transparent; + d.setupLightsView(i), a.length > 0 && function (t, e, i) { + const n = J.isWebGL2; + null === G && (G = new O(1, 1, { + generateMipmaps: !0, + type: Y.has("EXT_color_buffer_half_float") ? 1016 : 1009, + minFilter: 1008, + samples: n && !0 === r ? 4 : 0 + })); + g.getDrawingBufferSize(H), n ? G.setSize(H.x, H.y) : G.setSize(p(H.x), p(H.y)); + const s = g.getRenderTarget(); + g.setRenderTarget(G), g.clear(); + const a = g.toneMapping; + g.toneMapping = 0, Lt(t, e, i), g.toneMapping = a, Z.updateMultisampleRenderTarget(G), Z.updateRenderTargetMipmap(G), g.setRenderTarget(s) + }(s, e, i), n && X.viewport(C.copy(n)), s.length > 0 && Lt(s, e, i), a.length > 0 && Lt(a, e, i), o.length > 0 && Lt(o, e, i), X.buffers.depth.setTest(!0), X.buffers.depth.setMask(!0), X.buffers.color.setMask(!0), X.setPolygonOffset(!1) + } + + function Lt(t, e, i) { + const n = !0 === e.isScene ? e.overrideMaterial : null; + for (let s = 0, r = t.length; s < r; s++) { + const r = t[s], a = r.object, o = r.geometry, l = null === n ? r.material : n, c = r.group; + a.layers.test(i.layers) && Qt(a, e, i, o, l, c) + } + } + + function Qt(t, e, i, n, s, r) { + t.onBeforeRender(g, e, i, n, s, r), t.modelViewMatrix.multiplyMatrices(i.matrixWorldInverse, t.matrixWorld), t.normalMatrix.getNormalMatrix(t.modelViewMatrix), s.onBeforeRender(g, e, i, n, t, r), !0 === s.transparent && 2 === s.side ? (s.side = 1, s.needsUpdate = !0, g.renderBufferDirect(i, e, n, s, t, r), s.side = 0, s.needsUpdate = !0, g.renderBufferDirect(i, e, n, s, t, r), s.side = 2) : g.renderBufferDirect(i, e, n, s, t, r), t.onAfterRender(g, e, i, n, s, r) + } + + function Pt(t, e, i) { + !0 !== e.isScene && (e = q); + const n = $.get(t), s = d.state.lights, r = d.state.shadowsArray, a = s.state.version, + o = rt.getParameters(t, s.state, r, e, i), l = rt.getProgramCacheKey(o); + let c = n.programs; + n.environment = t.isMeshStandardMaterial ? e.environment : null, n.fog = e.fog, n.envMap = (t.isMeshStandardMaterial ? et : tt).get(t.envMap || n.environment), void 0 === c && (t.addEventListener("dispose", It), c = new Map, n.programs = c); + let h = c.get(l); + if (void 0 !== h) { + if (n.currentProgram === h && n.lightsStateVersion === a) return Ft(t, o), h + } else o.uniforms = rt.getUniforms(t), t.onBuild(i, o, g), t.onBeforeCompile(o, g), h = rt.acquireProgram(o, l), c.set(l, h), n.uniforms = o.uniforms; + const u = n.uniforms; + (t.isShaderMaterial || t.isRawShaderMaterial) && !0 !== t.clipping || (u.clippingPlanes = ct.uniform), Ft(t, o), n.needsLights = function (t) { + return t.isMeshLambertMaterial || t.isMeshToonMaterial || t.isMeshPhongMaterial || t.isMeshStandardMaterial || t.isShadowMaterial || t.isShaderMaterial && !0 === t.lights + }(t), n.lightsStateVersion = a, n.needsLights && (u.ambientLightColor.value = s.state.ambient, u.lightProbe.value = s.state.probe, u.directionalLights.value = s.state.directional, u.directionalLightShadows.value = s.state.directionalShadow, u.spotLights.value = s.state.spot, u.spotLightShadows.value = s.state.spotShadow, u.rectAreaLights.value = s.state.rectArea, u.ltc_1.value = s.state.rectAreaLTC1, u.ltc_2.value = s.state.rectAreaLTC2, u.pointLights.value = s.state.point, u.pointLightShadows.value = s.state.pointShadow, u.hemisphereLights.value = s.state.hemi, u.directionalShadowMap.value = s.state.directionalShadowMap, u.directionalShadowMatrix.value = s.state.directionalShadowMatrix, u.spotShadowMap.value = s.state.spotShadowMap, u.spotLightMatrix.value = s.state.spotLightMatrix, u.spotLightMap.value = s.state.spotLightMap, u.pointShadowMap.value = s.state.pointShadowMap, u.pointShadowMatrix.value = s.state.pointShadowMatrix); + const A = h.getUniforms(), p = Gn.seqWithValue(A.seq, u); + return n.currentProgram = h, n.uniformsList = p, h + } + + function Ft(t, e) { + const i = $.get(t); + i.outputEncoding = e.outputEncoding, i.instancing = e.instancing, i.skinning = e.skinning, i.morphTargets = e.morphTargets, i.morphNormals = e.morphNormals, i.morphColors = e.morphColors, i.morphTargetsCount = e.morphTargetsCount, i.numClippingPlanes = e.numClippingPlanes, i.numIntersection = e.numClipIntersection, i.vertexAlphas = e.vertexAlphas, i.vertexTangents = e.vertexTangents, i.toneMapping = e.toneMapping + } + + Tt.setAnimationLoop((function (t) { + St && St(t) + })), "undefined" != typeof self && Tt.setContext(self), this.setAnimationLoop = function (t) { + St = t, Et.setAnimationLoop(t), null === t ? Tt.stop() : Tt.start() + }, Et.addEventListener("sessionstart", Mt), Et.addEventListener("sessionend", Bt), this.render = function (t, e) { + if (void 0 !== e && !0 !== e.isCamera) return void console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera."); + if (!0 === f) return; + !0 === t.matrixWorldAutoUpdate && t.updateMatrixWorld(), null === e.parent && !0 === e.matrixWorldAutoUpdate && e.updateMatrixWorld(), !0 === Et.enabled && !0 === Et.isPresenting && (!0 === Et.cameraAutoUpdate && Et.updateCamera(e), e = Et.getCamera()), !0 === t.isScene && t.onBeforeRender(g, t, e, E), d = lt.get(t, m.length), d.init(), m.push(d), z.multiplyMatrices(e.projectionMatrix, e.matrixWorldInverse), F.setFromProjectionMatrix(z), U = this.localClippingEnabled, N = ct.init(this.clippingPlanes, U, e), u = ot.get(t, A.length), u.init(), A.push(u), Rt(t, e, 0, g.sortObjects), u.finish(), !0 === g.sortObjects && u.sort(R, D), !0 === N && ct.beginShadows(); + const i = d.state.shadowsArray; + if (ht.render(i, t, e), !0 === N && ct.endShadows(), !0 === this.info.autoReset && this.info.reset(), ut.render(u, t), d.setupLights(g.physicallyCorrectLights), e.isArrayCamera) { + const i = e.cameras; + for (let e = 0, n = i.length; e < n; e++) { + const n = i[e]; + Dt(u, t, n, n.viewport) + } + } else Dt(u, t, e); + null !== E && (Z.updateMultisampleRenderTarget(E), Z.updateRenderTargetMipmap(E)), !0 === t.isScene && t.onAfterRender(g, t, e), gt.resetDefaultState(), w = -1, b = null, m.pop(), d = m.length > 0 ? m[m.length - 1] : null, A.pop(), u = A.length > 0 ? A[A.length - 1] : null + }, this.getActiveCubeFace = function () { + return y + }, this.getActiveMipmapLevel = function () { + return x + }, this.getRenderTarget = function () { + return E + }, this.setRenderTargetTextures = function (t, e, i) { + $.get(t.texture).__webglTexture = e, $.get(t.depthTexture).__webglTexture = i; + const n = $.get(t); + n.__hasExternalTextures = !0, n.__hasExternalTextures && (n.__autoAllocateDepthBuffer = void 0 === i, n.__autoAllocateDepthBuffer || !0 === Y.has("WEBGL_multisampled_render_to_texture") && (console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"), n.__useRenderToTexture = !1)) + }, this.setRenderTargetFramebuffer = function (t, e) { + const i = $.get(t); + i.__webglFramebuffer = e, i.__useDefaultFramebuffer = void 0 === e + }, this.setRenderTarget = function (t, e = 0, i = 0) { + E = t, y = e, x = i; + let n = !0, s = null, r = !1, a = !1; + if (t) { + const i = $.get(t); + void 0 !== i.__useDefaultFramebuffer ? (X.bindFramebuffer(36160, null), n = !1) : void 0 === i.__webglFramebuffer ? Z.setupRenderTarget(t) : i.__hasExternalTextures && Z.rebindTextures(t, $.get(t.texture).__webglTexture, $.get(t.depthTexture).__webglTexture); + const o = t.texture; + (o.isData3DTexture || o.isDataArrayTexture || o.isCompressedArrayTexture) && (a = !0); + const l = $.get(t).__webglFramebuffer; + t.isWebGLCubeRenderTarget ? (s = l[e], r = !0) : s = J.isWebGL2 && t.samples > 0 && !1 === Z.useMultisampledRTT(t) ? $.get(t).__webglMultisampledFramebuffer : l, C.copy(t.viewport), I.copy(t.scissor), S = t.scissorTest + } else C.copy(L).multiplyScalar(T).floor(), I.copy(Q).multiplyScalar(T).floor(), S = P; + if (X.bindFramebuffer(36160, s) && J.drawBuffers && n && X.drawBuffers(t, s), X.viewport(C), X.scissor(I), X.setScissorTest(S), r) { + const n = $.get(t.texture); + vt.framebufferTexture2D(36160, 36064, 34069 + e, n.__webglTexture, i) + } else if (a) { + const n = $.get(t.texture), s = e || 0; + vt.framebufferTextureLayer(36160, 36064, n.__webglTexture, i || 0, s) + } + w = -1 + }, this.readRenderTargetPixels = function (t, e, i, n, s, r, a) { + if (!t || !t.isWebGLRenderTarget) return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget."); + let o = $.get(t).__webglFramebuffer; + if (t.isWebGLCubeRenderTarget && void 0 !== a && (o = o[a]), o) { + X.bindFramebuffer(36160, o); + try { + const a = t.texture, o = a.format, l = a.type; + if (1023 !== o && mt.convert(o) !== vt.getParameter(35739)) return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format."); + const c = 1016 === l && (Y.has("EXT_color_buffer_half_float") || J.isWebGL2 && Y.has("EXT_color_buffer_float")); + if (!(1009 === l || mt.convert(l) === vt.getParameter(35738) || 1015 === l && (J.isWebGL2 || Y.has("OES_texture_float") || Y.has("WEBGL_color_buffer_float")) || c)) return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type."); + e >= 0 && e <= t.width - n && i >= 0 && i <= t.height - s && vt.readPixels(e, i, n, s, mt.convert(o), mt.convert(l), r) + } finally { + const t = null !== E ? $.get(E).__webglFramebuffer : null; + X.bindFramebuffer(36160, t) + } + } + }, this.copyFramebufferToTexture = function (t, e, i = 0) { + const n = Math.pow(2, -i), s = Math.floor(e.image.width * n), r = Math.floor(e.image.height * n); + Z.setTexture2D(e, 0), vt.copyTexSubImage2D(3553, i, 0, 0, t.x, t.y, s, r), X.unbindTexture() + }, this.copyTextureToTexture = function (t, e, i, n = 0) { + const s = e.image.width, r = e.image.height, a = mt.convert(i.format), o = mt.convert(i.type); + Z.setTexture2D(i, 0), vt.pixelStorei(37440, i.flipY), vt.pixelStorei(37441, i.premultiplyAlpha), vt.pixelStorei(3317, i.unpackAlignment), e.isDataTexture ? vt.texSubImage2D(3553, n, t.x, t.y, s, r, a, o, e.image.data) : e.isCompressedTexture ? vt.compressedTexSubImage2D(3553, n, t.x, t.y, e.mipmaps[0].width, e.mipmaps[0].height, a, e.mipmaps[0].data) : vt.texSubImage2D(3553, n, t.x, t.y, a, o, e.image), 0 === n && i.generateMipmaps && vt.generateMipmap(3553), X.unbindTexture() + }, this.copyTextureToTexture3D = function (t, e, i, n, s = 0) { + if (g.isWebGL1Renderer) return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2."); + const r = t.max.x - t.min.x + 1, a = t.max.y - t.min.y + 1, o = t.max.z - t.min.z + 1, l = mt.convert(n.format), + c = mt.convert(n.type); + let h; + if (n.isData3DTexture) Z.setTexture3D(n, 0), h = 32879; else { + if (!n.isDataArrayTexture) return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray."); + Z.setTexture2DArray(n, 0), h = 35866 + } + vt.pixelStorei(37440, n.flipY), vt.pixelStorei(37441, n.premultiplyAlpha), vt.pixelStorei(3317, n.unpackAlignment); + const u = vt.getParameter(3314), d = vt.getParameter(32878), A = vt.getParameter(3316), + p = vt.getParameter(3315), m = vt.getParameter(32877), f = i.isCompressedTexture ? i.mipmaps[0] : i.image; + vt.pixelStorei(3314, f.width), vt.pixelStorei(32878, f.height), vt.pixelStorei(3316, t.min.x), vt.pixelStorei(3315, t.min.y), vt.pixelStorei(32877, t.min.z), i.isDataTexture || i.isData3DTexture ? vt.texSubImage3D(h, s, e.x, e.y, e.z, r, a, o, l, c, f.data) : i.isCompressedArrayTexture ? (console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."), vt.compressedTexSubImage3D(h, s, e.x, e.y, e.z, r, a, o, l, f.data)) : vt.texSubImage3D(h, s, e.x, e.y, e.z, r, a, o, l, c, f), vt.pixelStorei(3314, u), vt.pixelStorei(32878, d), vt.pixelStorei(3316, A), vt.pixelStorei(3315, p), vt.pixelStorei(32877, m), 0 === s && n.generateMipmaps && vt.generateMipmap(h), X.unbindTexture() + }, this.initTexture = function (t) { + t.isCubeTexture ? Z.setTextureCube(t, 0) : t.isData3DTexture ? Z.setTexture3D(t, 0) : t.isDataArrayTexture || t.isCompressedArrayTexture ? Z.setTexture2DArray(t, 0) : Z.setTexture2D(t, 0), X.unbindTexture() + }, this.resetState = function () { + y = 0, x = 0, E = null, X.reset(), gt.reset() + }, "undefined" != typeof __THREE_DEVTOOLS__ && __THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe", {detail: this})) +} + +(class extends Ls { +}).prototype.isWebGL1Renderer = !0; + +class Qs extends Wt { + constructor() { + super(), this.isScene = !0, this.type = "Scene", this.background = null, this.environment = null, this.fog = null, this.backgroundBlurriness = 0, this.overrideMaterial = null, "undefined" != typeof __THREE_DEVTOOLS__ && __THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe", {detail: this})) + } + + copy(t, e) { + return super.copy(t, e), null !== t.background && (this.background = t.background.clone()), null !== t.environment && (this.environment = t.environment.clone()), null !== t.fog && (this.fog = t.fog.clone()), this.backgroundBlurriness = t.backgroundBlurriness, null !== t.overrideMaterial && (this.overrideMaterial = t.overrideMaterial.clone()), this.matrixAutoUpdate = t.matrixAutoUpdate, this + } + + toJSON(t) { + const e = super.toJSON(t); + return null !== this.fog && (e.object.fog = this.fog.toJSON()), this.backgroundBlurriness > 0 && (e.backgroundBlurriness = this.backgroundBlurriness), e + } + + get autoUpdate() { + return console.warn("THREE.Scene: autoUpdate was renamed to matrixWorldAutoUpdate in r144."), this.matrixWorldAutoUpdate + } + + set autoUpdate(t) { + console.warn("THREE.Scene: autoUpdate was renamed to matrixWorldAutoUpdate in r144."), this.matrixWorldAutoUpdate = t + } +} + +class Ps { + constructor(t, e) { + this.isInterleavedBuffer = !0, this.array = t, this.stride = e, this.count = void 0 !== t ? t.length / e : 0, this.usage = 35044, this.updateRange = { + offset: 0, + count: -1 + }, this.version = 0, this.uuid = l() + } + + onUploadCallback() { + } + + set needsUpdate(t) { + !0 === t && this.version++ + } + + setUsage(t) { + return this.usage = t, this + } + + copy(t) { + return this.array = new t.array.constructor(t.array), this.count = t.count, this.stride = t.stride, this.usage = t.usage, this + } + + copyAt(t, e, i) { + t *= this.stride, i *= e.stride; + for (let n = 0, s = this.stride; n < s; n++) this.array[t + n] = e.array[i + n]; + return this + } + + set(t, e = 0) { + return this.array.set(t, e), this + } + + clone(t) { + void 0 === t.arrayBuffers && (t.arrayBuffers = {}), void 0 === this.array.buffer._uuid && (this.array.buffer._uuid = l()), void 0 === t.arrayBuffers[this.array.buffer._uuid] && (t.arrayBuffers[this.array.buffer._uuid] = this.array.slice(0).buffer); + const e = new this.array.constructor(t.arrayBuffers[this.array.buffer._uuid]), + i = new this.constructor(e, this.stride); + return i.setUsage(this.usage), i + } + + onUpload(t) { + return this.onUploadCallback = t, this + } + + toJSON(t) { + return void 0 === t.arrayBuffers && (t.arrayBuffers = {}), void 0 === this.array.buffer._uuid && (this.array.buffer._uuid = l()), void 0 === t.arrayBuffers[this.array.buffer._uuid] && (t.arrayBuffers[this.array.buffer._uuid] = Array.from(new Uint32Array(this.array.buffer))), { + uuid: this.uuid, + buffer: this.array.buffer._uuid, + type: this.array.constructor.name, + stride: this.stride + } + } +} + +const Fs = new V; + +class Ns { + constructor(t, e, i, n = !1) { + this.isInterleavedBufferAttribute = !0, this.name = "", this.data = t, this.itemSize = e, this.offset = i, this.normalized = !0 === n + } + + get count() { + return this.data.count + } + + get array() { + return this.data.array + } + + set needsUpdate(t) { + this.data.needsUpdate = t + } + + applyMatrix4(t) { + for (let e = 0, i = this.data.count; e < i; e++) Fs.fromBufferAttribute(this, e), Fs.applyMatrix4(t), this.setXYZ(e, Fs.x, Fs.y, Fs.z); + return this + } + + applyNormalMatrix(t) { + for (let e = 0, i = this.count; e < i; e++) Fs.fromBufferAttribute(this, e), Fs.applyNormalMatrix(t), this.setXYZ(e, Fs.x, Fs.y, Fs.z); + return this + } + + transformDirection(t) { + for (let e = 0, i = this.count; e < i; e++) Fs.fromBufferAttribute(this, e), Fs.transformDirection(t), this.setXYZ(e, Fs.x, Fs.y, Fs.z); + return this + } + + setX(t, e) { + return this.normalized && (e = g(e, this.array)), this.data.array[t * this.data.stride + this.offset] = e, this + } + + setY(t, e) { + return this.normalized && (e = g(e, this.array)), this.data.array[t * this.data.stride + this.offset + 1] = e, this + } + + setZ(t, e) { + return this.normalized && (e = g(e, this.array)), this.data.array[t * this.data.stride + this.offset + 2] = e, this + } + + setW(t, e) { + return this.normalized && (e = g(e, this.array)), this.data.array[t * this.data.stride + this.offset + 3] = e, this + } + + getX(t) { + let e = this.data.array[t * this.data.stride + this.offset]; + return this.normalized && (e = m(e, this.array)), e + } + + getY(t) { + let e = this.data.array[t * this.data.stride + this.offset + 1]; + return this.normalized && (e = m(e, this.array)), e + } + + getZ(t) { + let e = this.data.array[t * this.data.stride + this.offset + 2]; + return this.normalized && (e = m(e, this.array)), e + } + + getW(t) { + let e = this.data.array[t * this.data.stride + this.offset + 3]; + return this.normalized && (e = m(e, this.array)), e + } + + setXY(t, e, i) { + return t = t * this.data.stride + this.offset, this.normalized && (e = g(e, this.array), i = g(i, this.array)), this.data.array[t + 0] = e, this.data.array[t + 1] = i, this + } + + setXYZ(t, e, i, n) { + return t = t * this.data.stride + this.offset, this.normalized && (e = g(e, this.array), i = g(i, this.array), n = g(n, this.array)), this.data.array[t + 0] = e, this.data.array[t + 1] = i, this.data.array[t + 2] = n, this + } + + setXYZW(t, e, i, n, s) { + return t = t * this.data.stride + this.offset, this.normalized && (e = g(e, this.array), i = g(i, this.array), n = g(n, this.array), s = g(s, this.array)), this.data.array[t + 0] = e, this.data.array[t + 1] = i, this.data.array[t + 2] = n, this.data.array[t + 3] = s, this + } + + clone(t) { + if (void 0 === t) { + console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will deinterleave buffer data."); + const t = []; + for (let e = 0; e < this.count; e++) { + const i = e * this.data.stride + this.offset; + for (let e = 0; e < this.itemSize; e++) t.push(this.data.array[i + e]) + } + return new le(new this.array.constructor(t), this.itemSize, this.normalized) + } + return void 0 === t.interleavedBuffers && (t.interleavedBuffers = {}), void 0 === t.interleavedBuffers[this.data.uuid] && (t.interleavedBuffers[this.data.uuid] = this.data.clone(t)), new Ns(t.interleavedBuffers[this.data.uuid], this.itemSize, this.offset, this.normalized) + } + + toJSON(t) { + if (void 0 === t) { + console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will deinterleave buffer data."); + const t = []; + for (let e = 0; e < this.count; e++) { + const i = e * this.data.stride + this.offset; + for (let e = 0; e < this.itemSize; e++) t.push(this.data.array[i + e]) + } + return {itemSize: this.itemSize, type: this.array.constructor.name, array: t, normalized: this.normalized} + } + return void 0 === t.interleavedBuffers && (t.interleavedBuffers = {}), void 0 === t.interleavedBuffers[this.data.uuid] && (t.interleavedBuffers[this.data.uuid] = this.data.toJSON(t)), { + isInterleavedBufferAttribute: !0, + itemSize: this.itemSize, + data: this.data.uuid, + offset: this.offset, + normalized: this.normalized + } + } +} + +const Us = new V, ks = new k, Os = new k, Gs = new V, zs = new xt; + +class Hs extends Ne { + constructor(t, e) { + super(t, e), this.isSkinnedMesh = !0, this.type = "SkinnedMesh", this.bindMode = "attached", this.bindMatrix = new xt, this.bindMatrixInverse = new xt + } + + copy(t, e) { + return super.copy(t, e), this.bindMode = t.bindMode, this.bindMatrix.copy(t.bindMatrix), this.bindMatrixInverse.copy(t.bindMatrixInverse), this.skeleton = t.skeleton, this + } + + bind(t, e) { + this.skeleton = t, void 0 === e && (this.updateMatrixWorld(!0), this.skeleton.calculateInverses(), e = this.matrixWorld), this.bindMatrix.copy(e), this.bindMatrixInverse.copy(e).invert() + } + + pose() { + this.skeleton.pose() + } + + normalizeSkinWeights() { + const t = new k, e = this.geometry.attributes.skinWeight; + for (let i = 0, n = e.count; i < n; i++) { + t.fromBufferAttribute(e, i); + const n = 1 / t.manhattanLength(); + n !== 1 / 0 ? t.multiplyScalar(n) : t.set(1, 0, 0, 0), e.setXYZW(i, t.x, t.y, t.z, t.w) + } + } + + updateMatrixWorld(t) { + super.updateMatrixWorld(t), "attached" === this.bindMode ? this.bindMatrixInverse.copy(this.matrixWorld).invert() : "detached" === this.bindMode ? this.bindMatrixInverse.copy(this.bindMatrix).invert() : console.warn("THREE.SkinnedMesh: Unrecognized bindMode: " + this.bindMode) + } + + boneTransform(t, e) { + const i = this.skeleton, n = this.geometry; + ks.fromBufferAttribute(n.attributes.skinIndex, t), Os.fromBufferAttribute(n.attributes.skinWeight, t), Us.copy(e).applyMatrix4(this.bindMatrix), e.set(0, 0, 0); + for (let t = 0; t < 4; t++) { + const n = Os.getComponent(t); + if (0 !== n) { + const s = ks.getComponent(t); + zs.multiplyMatrices(i.bones[s].matrixWorld, i.boneInverses[s]), e.addScaledVector(Gs.copy(Us).applyMatrix4(zs), n) + } + } + return e.applyMatrix4(this.bindMatrixInverse) + } +} + +class Vs extends Wt { + constructor() { + super(), this.isBone = !0, this.type = "Bone" + } +} + +class Ws extends U { + constructor(t = null, e = 1, i = 1, n, s, r, a, o, l = 1003, c = 1003, h, u) { + super(null, r, a, o, l, c, n, s, h, u), this.isDataTexture = !0, this.image = { + data: t, + width: e, + height: i + }, this.generateMipmaps = !1, this.flipY = !1, this.unpackAlignment = 1 + } +} + +const qs = new xt, js = new xt; + +class Ys { + constructor(t = [], e = []) { + this.uuid = l(), this.bones = t.slice(0), this.boneInverses = e, this.boneMatrices = null, this.boneTexture = null, this.boneTextureSize = 0, this.frame = -1, this.init() + } + + init() { + const t = this.bones, e = this.boneInverses; + if (this.boneMatrices = new Float32Array(16 * t.length), 0 === e.length) this.calculateInverses(); else if (t.length !== e.length) { + console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."), this.boneInverses = []; + for (let t = 0, e = this.bones.length; t < e; t++) this.boneInverses.push(new xt) + } + } + + calculateInverses() { + this.boneInverses.length = 0; + for (let t = 0, e = this.bones.length; t < e; t++) { + const e = new xt; + this.bones[t] && e.copy(this.bones[t].matrixWorld).invert(), this.boneInverses.push(e) + } + } + + pose() { + for (let t = 0, e = this.bones.length; t < e; t++) { + const e = this.bones[t]; + e && e.matrixWorld.copy(this.boneInverses[t]).invert() + } + for (let t = 0, e = this.bones.length; t < e; t++) { + const e = this.bones[t]; + e && (e.parent && e.parent.isBone ? (e.matrix.copy(e.parent.matrixWorld).invert(), e.matrix.multiply(e.matrixWorld)) : e.matrix.copy(e.matrixWorld), e.matrix.decompose(e.position, e.quaternion, e.scale)) + } + } + + update() { + const t = this.bones, e = this.boneInverses, i = this.boneMatrices, n = this.boneTexture; + for (let n = 0, s = t.length; n < s; n++) { + const s = t[n] ? t[n].matrixWorld : js; + qs.multiplyMatrices(s, e[n]), qs.toArray(i, 16 * n) + } + null !== n && (n.needsUpdate = !0) + } + + clone() { + return new Ys(this.bones, this.boneInverses) + } + + computeBoneTexture() { + let t = Math.sqrt(4 * this.bones.length); + t = A(t), t = Math.max(t, 4); + const e = new Float32Array(t * t * 4); + e.set(this.boneMatrices); + const i = new Ws(e, t, t, 1023, 1015); + return i.needsUpdate = !0, this.boneMatrices = e, this.boneTexture = i, this.boneTextureSize = t, this + } + + getBoneByName(t) { + for (let e = 0, i = this.bones.length; e < i; e++) { + const i = this.bones[e]; + if (i.name === t) return i + } + } + + dispose() { + null !== this.boneTexture && (this.boneTexture.dispose(), this.boneTexture = null) + } + + fromJSON(t, e) { + this.uuid = t.uuid; + for (let i = 0, n = t.bones.length; i < n; i++) { + const n = t.bones[i]; + let s = e[n]; + void 0 === s && (console.warn("THREE.Skeleton: No bone found with UUID:", n), s = new Vs), this.bones.push(s), this.boneInverses.push((new xt).fromArray(t.boneInverses[i])) + } + return this.init(), this + } + + toJSON() { + const t = { + metadata: {version: 4.5, type: "Skeleton", generator: "Skeleton.toJSON"}, + bones: [], + boneInverses: [] + }; + t.uuid = this.uuid; + const e = this.bones, i = this.boneInverses; + for (let n = 0, s = e.length; n < s; n++) { + const s = e[n]; + t.bones.push(s.uuid); + const r = i[n]; + t.boneInverses.push(r.toArray()) + } + return t + } +} + +class Js extends le { + constructor(t, e, i, n = 1) { + super(t, e, i), this.isInstancedBufferAttribute = !0, this.meshPerAttribute = n + } + + copy(t) { + return super.copy(t), this.meshPerAttribute = t.meshPerAttribute, this + } + + toJSON() { + const t = super.toJSON(); + return t.meshPerAttribute = this.meshPerAttribute, t.isInstancedBufferAttribute = !0, t + } +} + +const Xs = new xt, Ks = new xt, $s = [], Zs = new xt, tr = new Ne; + +class er extends Ne { + constructor(t, e, i) { + super(t, e), this.isInstancedMesh = !0, this.instanceMatrix = new Js(new Float32Array(16 * i), 16), this.instanceColor = null, this.count = i, this.frustumCulled = !1; + for (let t = 0; t < i; t++) this.setMatrixAt(t, Zs) + } + + copy(t, e) { + return super.copy(t, e), this.instanceMatrix.copy(t.instanceMatrix), null !== t.instanceColor && (this.instanceColor = t.instanceColor.clone()), this.count = t.count, this + } + + getColorAt(t, e) { + e.fromArray(this.instanceColor.array, 3 * t) + } + + getMatrixAt(t, e) { + e.fromArray(this.instanceMatrix.array, 16 * t) + } + + raycast(t, e) { + const i = this.matrixWorld, n = this.count; + if (tr.geometry = this.geometry, tr.material = this.material, void 0 !== tr.material) for (let s = 0; s < n; s++) { + this.getMatrixAt(s, Xs), Ks.multiplyMatrices(i, Xs), tr.matrixWorld = Ks, tr.raycast(t, $s); + for (let t = 0, i = $s.length; t < i; t++) { + const i = $s[t]; + i.instanceId = s, i.object = this, e.push(i) + } + $s.length = 0 + } + } + + setColorAt(t, e) { + null === this.instanceColor && (this.instanceColor = new Js(new Float32Array(3 * this.instanceMatrix.count), 3)), e.toArray(this.instanceColor.array, 3 * t) + } + + setMatrixAt(t, e) { + e.toArray(this.instanceMatrix.array, 16 * t) + } + + updateMorphTargets() { + } + + dispose() { + this.dispatchEvent({type: "dispose"}) + } +} + +class ir extends se { + constructor(t) { + super(), this.isLineBasicMaterial = !0, this.type = "LineBasicMaterial", this.color = new D(16777215), this.linewidth = 1, this.linecap = "round", this.linejoin = "round", this.fog = !0, this.setValues(t) + } + + copy(t) { + return super.copy(t), this.color.copy(t.color), this.linewidth = t.linewidth, this.linecap = t.linecap, this.linejoin = t.linejoin, this.fog = t.fog, this + } +} + +const nr = new V, sr = new V, rr = new xt, ar = new yt, or = new ut; + +class lr extends Wt { + constructor(t = new ye, e = new ir) { + super(), this.isLine = !0, this.type = "Line", this.geometry = t, this.material = e, this.updateMorphTargets() + } + + copy(t, e) { + return super.copy(t, e), this.material = t.material, this.geometry = t.geometry, this + } + + computeLineDistances() { + const t = this.geometry; + if (null === t.index) { + const e = t.attributes.position, i = [0]; + for (let t = 1, n = e.count; t < n; t++) nr.fromBufferAttribute(e, t - 1), sr.fromBufferAttribute(e, t), i[t] = i[t - 1], i[t] += nr.distanceTo(sr); + t.setAttribute("lineDistance", new ue(i, 1)) + } else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry."); + return this + } + + raycast(t, e) { + const i = this.geometry, n = this.matrixWorld, s = t.params.Line.threshold, r = i.drawRange; + if (null === i.boundingSphere && i.computeBoundingSphere(), or.copy(i.boundingSphere), or.applyMatrix4(n), or.radius += s, !1 === t.ray.intersectsSphere(or)) return; + rr.copy(n).invert(), ar.copy(t.ray).applyMatrix4(rr); + const a = s / ((this.scale.x + this.scale.y + this.scale.z) / 3), o = a * a, l = new V, c = new V, h = new V, + u = new V, d = this.isLineSegments ? 2 : 1, A = i.index, p = i.attributes.position; + if (null !== A) { + for (let i = Math.max(0, r.start), n = Math.min(A.count, r.start + r.count) - 1; i < n; i += d) { + const n = A.getX(i), s = A.getX(i + 1); + l.fromBufferAttribute(p, n), c.fromBufferAttribute(p, s); + if (ar.distanceSqToSegment(l, c, u, h) > o) continue; + u.applyMatrix4(this.matrixWorld); + const r = t.ray.origin.distanceTo(u); + r < t.near || r > t.far || e.push({ + distance: r, + point: h.clone().applyMatrix4(this.matrixWorld), + index: i, + face: null, + faceIndex: null, + object: this + }) + } + } else { + for (let i = Math.max(0, r.start), n = Math.min(p.count, r.start + r.count) - 1; i < n; i += d) { + l.fromBufferAttribute(p, i), c.fromBufferAttribute(p, i + 1); + if (ar.distanceSqToSegment(l, c, u, h) > o) continue; + u.applyMatrix4(this.matrixWorld); + const n = t.ray.origin.distanceTo(u); + n < t.near || n > t.far || e.push({ + distance: n, + point: h.clone().applyMatrix4(this.matrixWorld), + index: i, + face: null, + faceIndex: null, + object: this + }) + } + } + } + + updateMorphTargets() { + const t = this.geometry.morphAttributes, e = Object.keys(t); + if (e.length > 0) { + const i = t[e[0]]; + if (void 0 !== i) { + this.morphTargetInfluences = [], this.morphTargetDictionary = {}; + for (let t = 0, e = i.length; t < e; t++) { + const e = i[t].name || String(t); + this.morphTargetInfluences.push(0), this.morphTargetDictionary[e] = t + } + } + } + } +} + +const cr = new V, hr = new V; + +class ur extends lr { + constructor(t, e) { + super(t, e), this.isLineSegments = !0, this.type = "LineSegments" + } + + computeLineDistances() { + const t = this.geometry; + if (null === t.index) { + const e = t.attributes.position, i = []; + for (let t = 0, n = e.count; t < n; t += 2) cr.fromBufferAttribute(e, t), hr.fromBufferAttribute(e, t + 1), i[t] = 0 === t ? 0 : i[t - 1], i[t + 1] = i[t] + cr.distanceTo(hr); + t.setAttribute("lineDistance", new ue(i, 1)) + } else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry."); + return this + } +} + +class dr extends lr { + constructor(t, e) { + super(t, e), this.isLineLoop = !0, this.type = "LineLoop" + } +} + +class Ar extends se { + constructor(t) { + super(), this.isPointsMaterial = !0, this.type = "PointsMaterial", this.color = new D(16777215), this.map = null, this.alphaMap = null, this.size = 1, this.sizeAttenuation = !0, this.fog = !0, this.setValues(t) + } + + copy(t) { + return super.copy(t), this.color.copy(t.color), this.map = t.map, this.alphaMap = t.alphaMap, this.size = t.size, this.sizeAttenuation = t.sizeAttenuation, this.fog = t.fog, this + } +} + +const pr = new xt, mr = new yt, gr = new ut, fr = new V; + +class vr extends Wt { + constructor(t = new ye, e = new Ar) { + super(), this.isPoints = !0, this.type = "Points", this.geometry = t, this.material = e, this.updateMorphTargets() + } + + copy(t, e) { + return super.copy(t, e), this.material = t.material, this.geometry = t.geometry, this + } + + raycast(t, e) { + const i = this.geometry, n = this.matrixWorld, s = t.params.Points.threshold, r = i.drawRange; + if (null === i.boundingSphere && i.computeBoundingSphere(), gr.copy(i.boundingSphere), gr.applyMatrix4(n), gr.radius += s, !1 === t.ray.intersectsSphere(gr)) return; + pr.copy(n).invert(), mr.copy(t.ray).applyMatrix4(pr); + const a = s / ((this.scale.x + this.scale.y + this.scale.z) / 3), o = a * a, l = i.index, + c = i.attributes.position; + if (null !== l) { + for (let i = Math.max(0, r.start), s = Math.min(l.count, r.start + r.count); i < s; i++) { + const s = l.getX(i); + fr.fromBufferAttribute(c, s), yr(fr, s, o, n, t, e, this) + } + } else { + for (let i = Math.max(0, r.start), s = Math.min(c.count, r.start + r.count); i < s; i++) fr.fromBufferAttribute(c, i), yr(fr, i, o, n, t, e, this) + } + } + + updateMorphTargets() { + const t = this.geometry.morphAttributes, e = Object.keys(t); + if (e.length > 0) { + const i = t[e[0]]; + if (void 0 !== i) { + this.morphTargetInfluences = [], this.morphTargetDictionary = {}; + for (let t = 0, e = i.length; t < e; t++) { + const e = i[t].name || String(t); + this.morphTargetInfluences.push(0), this.morphTargetDictionary[e] = t + } + } + } + } +} + +function yr(t, e, i, n, s, r, a) { + const o = mr.distanceSqToPoint(t); + if (o < i) { + const i = new V; + mr.closestPointToPoint(t, i), i.applyMatrix4(n); + const l = s.ray.origin.distanceTo(i); + if (l < s.near || l > s.far) return; + r.push({distance: l, distanceToRay: Math.sqrt(o), point: i, index: e, face: null, object: a}) + } +} + +class xr extends U { + constructor(t, e, i, n, s, r, a, o, l, c, h, u) { + super(null, r, a, o, l, c, n, s, h, u), this.isCompressedTexture = !0, this.image = { + width: e, + height: i + }, this.mipmaps = t, this.flipY = !1, this.generateMipmaps = !1 + } +} + +class _r extends xr { + constructor(t, e, i, n, s, r) { + super(t, e, i, s, r), this.isCompressedArrayTexture = !0, this.image.depth = n, this.wrapR = 1001 + } +} + +class Er extends se { + constructor(t) { + super(), this.isMeshStandardMaterial = !0, this.defines = {STANDARD: ""}, this.type = "MeshStandardMaterial", this.color = new D(16777215), this.roughness = 1, this.metalness = 0, this.map = null, this.lightMap = null, this.lightMapIntensity = 1, this.aoMap = null, this.aoMapIntensity = 1, this.emissive = new D(0), this.emissiveIntensity = 1, this.emissiveMap = null, this.bumpMap = null, this.bumpScale = 1, this.normalMap = null, this.normalMapType = 0, this.normalScale = new v(1, 1), this.displacementMap = null, this.displacementScale = 1, this.displacementBias = 0, this.roughnessMap = null, this.metalnessMap = null, this.alphaMap = null, this.envMap = null, this.envMapIntensity = 1, this.wireframe = !1, this.wireframeLinewidth = 1, this.wireframeLinecap = "round", this.wireframeLinejoin = "round", this.flatShading = !1, this.fog = !0, this.setValues(t) + } + + copy(t) { + return super.copy(t), this.defines = {STANDARD: ""}, this.color.copy(t.color), this.roughness = t.roughness, this.metalness = t.metalness, this.map = t.map, this.lightMap = t.lightMap, this.lightMapIntensity = t.lightMapIntensity, this.aoMap = t.aoMap, this.aoMapIntensity = t.aoMapIntensity, this.emissive.copy(t.emissive), this.emissiveMap = t.emissiveMap, this.emissiveIntensity = t.emissiveIntensity, this.bumpMap = t.bumpMap, this.bumpScale = t.bumpScale, this.normalMap = t.normalMap, this.normalMapType = t.normalMapType, this.normalScale.copy(t.normalScale), this.displacementMap = t.displacementMap, this.displacementScale = t.displacementScale, this.displacementBias = t.displacementBias, this.roughnessMap = t.roughnessMap, this.metalnessMap = t.metalnessMap, this.alphaMap = t.alphaMap, this.envMap = t.envMap, this.envMapIntensity = t.envMapIntensity, this.wireframe = t.wireframe, this.wireframeLinewidth = t.wireframeLinewidth, this.wireframeLinecap = t.wireframeLinecap, this.wireframeLinejoin = t.wireframeLinejoin, this.flatShading = t.flatShading, this.fog = t.fog, this + } +} + +class wr extends Er { + constructor(t) { + super(), this.isMeshPhysicalMaterial = !0, this.defines = { + STANDARD: "", + PHYSICAL: "" + }, this.type = "MeshPhysicalMaterial", this.clearcoatMap = null, this.clearcoatRoughness = 0, this.clearcoatRoughnessMap = null, this.clearcoatNormalScale = new v(1, 1), this.clearcoatNormalMap = null, this.ior = 1.5, Object.defineProperty(this, "reflectivity", { + get: function () { + return c(2.5 * (this.ior - 1) / (this.ior + 1), 0, 1) + }, set: function (t) { + this.ior = (1 + .4 * t) / (1 - .4 * t) + } + }), this.iridescenceMap = null, this.iridescenceIOR = 1.3, this.iridescenceThicknessRange = [100, 400], this.iridescenceThicknessMap = null, this.sheenColor = new D(0), this.sheenColorMap = null, this.sheenRoughness = 1, this.sheenRoughnessMap = null, this.transmissionMap = null, this.thickness = 0, this.thicknessMap = null, this.attenuationDistance = 1 / 0, this.attenuationColor = new D(1, 1, 1), this.specularIntensity = 1, this.specularIntensityMap = null, this.specularColor = new D(1, 1, 1), this.specularColorMap = null, this._sheen = 0, this._clearcoat = 0, this._iridescence = 0, this._transmission = 0, this.setValues(t) + } + + get sheen() { + return this._sheen + } + + set sheen(t) { + this._sheen > 0 != t > 0 && this.version++, this._sheen = t + } + + get clearcoat() { + return this._clearcoat + } + + set clearcoat(t) { + this._clearcoat > 0 != t > 0 && this.version++, this._clearcoat = t + } + + get iridescence() { + return this._iridescence + } + + set iridescence(t) { + this._iridescence > 0 != t > 0 && this.version++, this._iridescence = t + } + + get transmission() { + return this._transmission + } + + set transmission(t) { + this._transmission > 0 != t > 0 && this.version++, this._transmission = t + } + + copy(t) { + return super.copy(t), this.defines = { + STANDARD: "", + PHYSICAL: "" + }, this.clearcoat = t.clearcoat, this.clearcoatMap = t.clearcoatMap, this.clearcoatRoughness = t.clearcoatRoughness, this.clearcoatRoughnessMap = t.clearcoatRoughnessMap, this.clearcoatNormalMap = t.clearcoatNormalMap, this.clearcoatNormalScale.copy(t.clearcoatNormalScale), this.ior = t.ior, this.iridescence = t.iridescence, this.iridescenceMap = t.iridescenceMap, this.iridescenceIOR = t.iridescenceIOR, this.iridescenceThicknessRange = [...t.iridescenceThicknessRange], this.iridescenceThicknessMap = t.iridescenceThicknessMap, this.sheen = t.sheen, this.sheenColor.copy(t.sheenColor), this.sheenColorMap = t.sheenColorMap, this.sheenRoughness = t.sheenRoughness, this.sheenRoughnessMap = t.sheenRoughnessMap, this.transmission = t.transmission, this.transmissionMap = t.transmissionMap, this.thickness = t.thickness, this.thicknessMap = t.thicknessMap, this.attenuationDistance = t.attenuationDistance, this.attenuationColor.copy(t.attenuationColor), this.specularIntensity = t.specularIntensity, this.specularIntensityMap = t.specularIntensityMap, this.specularColor.copy(t.specularColor), this.specularColorMap = t.specularColorMap, this + } +} + +function br(t, e, i) { + return Ir(t) ? new t.constructor(t.subarray(e, void 0 !== i ? i : t.length)) : t.slice(e, i) +} + +function Cr(t, e, i) { + return !t || !i && t.constructor === e ? t : "number" == typeof e.BYTES_PER_ELEMENT ? new e(t) : Array.prototype.slice.call(t) +} + +function Ir(t) { + return ArrayBuffer.isView(t) && !(t instanceof DataView) +} + +function Sr(t) { + const e = t.length, i = new Array(e); + for (let t = 0; t !== e; ++t) i[t] = t; + return i.sort((function (e, i) { + return t[e] - t[i] + })), i +} + +function Mr(t, e, i) { + const n = t.length, s = new t.constructor(n); + for (let r = 0, a = 0; a !== n; ++r) { + const n = i[r] * e; + for (let i = 0; i !== e; ++i) s[a++] = t[n + i] + } + return s +} + +function Br(t, e, i, n) { + let s = 1, r = t[0]; + for (; void 0 !== r && void 0 === r[n];) r = t[s++]; + if (void 0 === r) return; + let a = r[n]; + if (void 0 !== a) if (Array.isArray(a)) do { + a = r[n], void 0 !== a && (e.push(r.time), i.push.apply(i, a)), r = t[s++] + } while (void 0 !== r); else if (void 0 !== a.toArray) do { + a = r[n], void 0 !== a && (e.push(r.time), a.toArray(i, i.length)), r = t[s++] + } while (void 0 !== r); else do { + a = r[n], void 0 !== a && (e.push(r.time), i.push(a)), r = t[s++] + } while (void 0 !== r) +} + +class Tr { + constructor(t, e, i, n) { + this.parameterPositions = t, this._cachedIndex = 0, this.resultBuffer = void 0 !== n ? n : new e.constructor(i), this.sampleValues = e, this.valueSize = i, this.settings = null, this.DefaultSettings_ = {} + } + + evaluate(t) { + const e = this.parameterPositions; + let i = this._cachedIndex, n = e[i], s = e[i - 1]; + t:{ + e:{ + let r; + i:{ + n:if (!(t < n)) { + for (let r = i + 2; ;) { + if (void 0 === n) { + if (t < s) break n; + return i = e.length, this._cachedIndex = i, this.copySampleValue_(i - 1) + } + if (i === r) break; + if (s = n, n = e[++i], t < n) break e + } + r = e.length; + break i + } + if (t >= s) break t; + { + const a = e[1]; + t < a && (i = 2, s = a); + for (let r = i - 2; ;) { + if (void 0 === s) return this._cachedIndex = 0, this.copySampleValue_(0); + if (i === r) break; + if (n = s, s = e[--i - 1], t >= s) break e + } + r = i, i = 0 + } + } + for (; i < r;) { + const n = i + r >>> 1; + t < e[n] ? r = n : i = n + 1 + } + if (n = e[i], s = e[i - 1], void 0 === s) return this._cachedIndex = 0, this.copySampleValue_(0); + if (void 0 === n) return i = e.length, this._cachedIndex = i, this.copySampleValue_(i - 1) + } + this._cachedIndex = i, this.intervalChanged_(i, s, n) + } + return this.interpolate_(i, s, t, n) + } + + getSettings_() { + return this.settings || this.DefaultSettings_ + } + + copySampleValue_(t) { + const e = this.resultBuffer, i = this.sampleValues, n = this.valueSize, s = t * n; + for (let t = 0; t !== n; ++t) e[t] = i[s + t]; + return e + } + + interpolate_() { + throw new Error("call to abstract method") + } + + intervalChanged_() { + } +} + +class Rr extends Tr { + constructor(t, e, i, n) { + super(t, e, i, n), this._weightPrev = -0, this._offsetPrev = -0, this._weightNext = -0, this._offsetNext = -0, this.DefaultSettings_ = { + endingStart: 2400, + endingEnd: 2400 + } + } + + intervalChanged_(t, e, i) { + const n = this.parameterPositions; + let s = t - 2, r = t + 1, a = n[s], o = n[r]; + if (void 0 === a) switch (this.getSettings_().endingStart) { + case 2401: + s = t, a = 2 * e - i; + break; + case 2402: + s = n.length - 2, a = e + n[s] - n[s + 1]; + break; + default: + s = t, a = i + } + if (void 0 === o) switch (this.getSettings_().endingEnd) { + case 2401: + r = t, o = 2 * i - e; + break; + case 2402: + r = 1, o = i + n[1] - n[0]; + break; + default: + r = t - 1, o = e + } + const l = .5 * (i - e), c = this.valueSize; + this._weightPrev = l / (e - a), this._weightNext = l / (o - i), this._offsetPrev = s * c, this._offsetNext = r * c + } + + interpolate_(t, e, i, n) { + const s = this.resultBuffer, r = this.sampleValues, a = this.valueSize, o = t * a, l = o - a, + c = this._offsetPrev, h = this._offsetNext, u = this._weightPrev, d = this._weightNext, + A = (i - e) / (n - e), p = A * A, m = p * A, g = -u * m + 2 * u * p - u * A, + f = (1 + u) * m + (-1.5 - 2 * u) * p + (-.5 + u) * A + 1, v = (-1 - d) * m + (1.5 + d) * p + .5 * A, + y = d * m - d * p; + for (let t = 0; t !== a; ++t) s[t] = g * r[c + t] + f * r[l + t] + v * r[o + t] + y * r[h + t]; + return s + } +} + +class Dr extends Tr { + constructor(t, e, i, n) { + super(t, e, i, n) + } + + interpolate_(t, e, i, n) { + const s = this.resultBuffer, r = this.sampleValues, a = this.valueSize, o = t * a, l = o - a, + c = (i - e) / (n - e), h = 1 - c; + for (let t = 0; t !== a; ++t) s[t] = r[l + t] * h + r[o + t] * c; + return s + } +} + +class Lr extends Tr { + constructor(t, e, i, n) { + super(t, e, i, n) + } + + interpolate_(t) { + return this.copySampleValue_(t - 1) + } +} + +class Qr { + constructor(t, e, i, n) { + if (void 0 === t) throw new Error("THREE.KeyframeTrack: track name is undefined"); + if (void 0 === e || 0 === e.length) throw new Error("THREE.KeyframeTrack: no keyframes in track named " + t); + this.name = t, this.times = Cr(e, this.TimeBufferType), this.values = Cr(i, this.ValueBufferType), this.setInterpolation(n || this.DefaultInterpolation) + } + + static toJSON(t) { + const e = t.constructor; + let i; + if (e.toJSON !== this.toJSON) i = e.toJSON(t); else { + i = {name: t.name, times: Cr(t.times, Array), values: Cr(t.values, Array)}; + const e = t.getInterpolation(); + e !== t.DefaultInterpolation && (i.interpolation = e) + } + return i.type = t.ValueTypeName, i + } + + InterpolantFactoryMethodDiscrete(t) { + return new Lr(this.times, this.values, this.getValueSize(), t) + } + + InterpolantFactoryMethodLinear(t) { + return new Dr(this.times, this.values, this.getValueSize(), t) + } + + InterpolantFactoryMethodSmooth(t) { + return new Rr(this.times, this.values, this.getValueSize(), t) + } + + setInterpolation(t) { + let e; + switch (t) { + case 2300: + e = this.InterpolantFactoryMethodDiscrete; + break; + case 2301: + e = this.InterpolantFactoryMethodLinear; + break; + case 2302: + e = this.InterpolantFactoryMethodSmooth + } + if (void 0 === e) { + const e = "unsupported interpolation for " + this.ValueTypeName + " keyframe track named " + this.name; + if (void 0 === this.createInterpolant) { + if (t === this.DefaultInterpolation) throw new Error(e); + this.setInterpolation(this.DefaultInterpolation) + } + return console.warn("THREE.KeyframeTrack:", e), this + } + return this.createInterpolant = e, this + } + + getInterpolation() { + switch (this.createInterpolant) { + case this.InterpolantFactoryMethodDiscrete: + return 2300; + case this.InterpolantFactoryMethodLinear: + return 2301; + case this.InterpolantFactoryMethodSmooth: + return 2302 + } + } + + getValueSize() { + return this.values.length / this.times.length + } + + shift(t) { + if (0 !== t) { + const e = this.times; + for (let i = 0, n = e.length; i !== n; ++i) e[i] += t + } + return this + } + + scale(t) { + if (1 !== t) { + const e = this.times; + for (let i = 0, n = e.length; i !== n; ++i) e[i] *= t + } + return this + } + + trim(t, e) { + const i = this.times, n = i.length; + let s = 0, r = n - 1; + for (; s !== n && i[s] < t;) ++s; + for (; -1 !== r && i[r] > e;) --r; + if (++r, 0 !== s || r !== n) { + s >= r && (r = Math.max(r, 1), s = r - 1); + const t = this.getValueSize(); + this.times = br(i, s, r), this.values = br(this.values, s * t, r * t) + } + return this + } + + validate() { + let t = !0; + const e = this.getValueSize(); + e - Math.floor(e) != 0 && (console.error("THREE.KeyframeTrack: Invalid value size in track.", this), t = !1); + const i = this.times, n = this.values, s = i.length; + 0 === s && (console.error("THREE.KeyframeTrack: Track is empty.", this), t = !1); + let r = null; + for (let e = 0; e !== s; e++) { + const n = i[e]; + if ("number" == typeof n && isNaN(n)) { + console.error("THREE.KeyframeTrack: Time is not a valid number.", this, e, n), t = !1; + break + } + if (null !== r && r > n) { + console.error("THREE.KeyframeTrack: Out of order keys.", this, e, n, r), t = !1; + break + } + r = n + } + if (void 0 !== n && Ir(n)) for (let e = 0, i = n.length; e !== i; ++e) { + const i = n[e]; + if (isNaN(i)) { + console.error("THREE.KeyframeTrack: Value is not a valid number.", this, e, i), t = !1; + break + } + } + return t + } + + optimize() { + const t = br(this.times), e = br(this.values), i = this.getValueSize(), n = 2302 === this.getInterpolation(), + s = t.length - 1; + let r = 1; + for (let a = 1; a < s; ++a) { + let s = !1; + const o = t[a]; + if (o !== t[a + 1] && (1 !== a || o !== t[0])) if (n) s = !0; else { + const t = a * i, n = t - i, r = t + i; + for (let a = 0; a !== i; ++a) { + const i = e[t + a]; + if (i !== e[n + a] || i !== e[r + a]) { + s = !0; + break + } + } + } + if (s) { + if (a !== r) { + t[r] = t[a]; + const n = a * i, s = r * i; + for (let t = 0; t !== i; ++t) e[s + t] = e[n + t] + } + ++r + } + } + if (s > 0) { + t[r] = t[s]; + for (let t = s * i, n = r * i, a = 0; a !== i; ++a) e[n + a] = e[t + a]; + ++r + } + return r !== t.length ? (this.times = br(t, 0, r), this.values = br(e, 0, r * i)) : (this.times = t, this.values = e), this + } + + clone() { + const t = br(this.times, 0), e = br(this.values, 0), i = new (0, this.constructor)(this.name, t, e); + return i.createInterpolant = this.createInterpolant, i + } +} + +Qr.prototype.TimeBufferType = Float32Array, Qr.prototype.ValueBufferType = Float32Array, Qr.prototype.DefaultInterpolation = 2301; + +class Pr extends Qr { +} + +Pr.prototype.ValueTypeName = "bool", Pr.prototype.ValueBufferType = Array, Pr.prototype.DefaultInterpolation = 2300, Pr.prototype.InterpolantFactoryMethodLinear = void 0, Pr.prototype.InterpolantFactoryMethodSmooth = void 0; + +class Fr extends Qr { +} + +Fr.prototype.ValueTypeName = "color"; + +class Nr extends Qr { +} + +Nr.prototype.ValueTypeName = "number"; + +class Ur extends Tr { + constructor(t, e, i, n) { + super(t, e, i, n) + } + + interpolate_(t, e, i, n) { + const s = this.resultBuffer, r = this.sampleValues, a = this.valueSize, o = (i - e) / (n - e); + let l = t * a; + for (let t = l + a; l !== t; l += 4) H.slerpFlat(s, 0, r, l - a, r, l, o); + return s + } +} + +class kr extends Qr { + InterpolantFactoryMethodLinear(t) { + return new Ur(this.times, this.values, this.getValueSize(), t) + } +} + +kr.prototype.ValueTypeName = "quaternion", kr.prototype.DefaultInterpolation = 2301, kr.prototype.InterpolantFactoryMethodSmooth = void 0; + +class Or extends Qr { +} + +Or.prototype.ValueTypeName = "string", Or.prototype.ValueBufferType = Array, Or.prototype.DefaultInterpolation = 2300, Or.prototype.InterpolantFactoryMethodLinear = void 0, Or.prototype.InterpolantFactoryMethodSmooth = void 0; + +class Gr extends Qr { +} + +Gr.prototype.ValueTypeName = "vector"; + +class zr { + constructor(t, e = -1, i, n = 2500) { + this.name = t, this.tracks = i, this.duration = e, this.blendMode = n, this.uuid = l(), this.duration < 0 && this.resetDuration() + } + + static parse(t) { + const e = [], i = t.tracks, n = 1 / (t.fps || 1); + for (let t = 0, s = i.length; t !== s; ++t) e.push(Hr(i[t]).scale(n)); + const s = new this(t.name, t.duration, e, t.blendMode); + return s.uuid = t.uuid, s + } + + static toJSON(t) { + const e = [], i = t.tracks, + n = {name: t.name, duration: t.duration, tracks: e, uuid: t.uuid, blendMode: t.blendMode}; + for (let t = 0, n = i.length; t !== n; ++t) e.push(Qr.toJSON(i[t])); + return n + } + + static CreateFromMorphTargetSequence(t, e, i, n) { + const s = e.length, r = []; + for (let t = 0; t < s; t++) { + let a = [], o = []; + a.push((t + s - 1) % s, t, (t + 1) % s), o.push(0, 1, 0); + const l = Sr(a); + a = Mr(a, 1, l), o = Mr(o, 1, l), n || 0 !== a[0] || (a.push(s), o.push(o[0])), r.push(new Nr(".morphTargetInfluences[" + e[t].name + "]", a, o).scale(1 / i)) + } + return new this(t, -1, r) + } + + static findByName(t, e) { + let i = t; + if (!Array.isArray(t)) { + const e = t; + i = e.geometry && e.geometry.animations || e.animations + } + for (let t = 0; t < i.length; t++) if (i[t].name === e) return i[t]; + return null + } + + static CreateClipsFromMorphTargetSequences(t, e, i) { + const n = {}, s = /^([\w-]*?)([\d]+)$/; + for (let e = 0, i = t.length; e < i; e++) { + const i = t[e], r = i.name.match(s); + if (r && r.length > 1) { + const t = r[1]; + let e = n[t]; + e || (n[t] = e = []), e.push(i) + } + } + const r = []; + for (const t in n) r.push(this.CreateFromMorphTargetSequence(t, n[t], e, i)); + return r + } + + static parseAnimation(t, e) { + if (!t) return console.error("THREE.AnimationClip: No animation in JSONLoader data."), null; + const i = function (t, e, i, n, s) { + if (0 !== i.length) { + const r = [], a = []; + Br(i, r, a, n), 0 !== r.length && s.push(new t(e, r, a)) + } + }, n = [], s = t.name || "default", r = t.fps || 30, a = t.blendMode; + let o = t.length || -1; + const l = t.hierarchy || []; + for (let t = 0; t < l.length; t++) { + const s = l[t].keys; + if (s && 0 !== s.length) if (s[0].morphTargets) { + const t = {}; + let e; + for (e = 0; e < s.length; e++) if (s[e].morphTargets) for (let i = 0; i < s[e].morphTargets.length; i++) t[s[e].morphTargets[i]] = -1; + for (const i in t) { + const t = [], r = []; + for (let n = 0; n !== s[e].morphTargets.length; ++n) { + const n = s[e]; + t.push(n.time), r.push(n.morphTarget === i ? 1 : 0) + } + n.push(new Nr(".morphTargetInfluence[" + i + "]", t, r)) + } + o = t.length * r + } else { + const r = ".bones[" + e[t].name + "]"; + i(Gr, r + ".position", s, "pos", n), i(kr, r + ".quaternion", s, "rot", n), i(Gr, r + ".scale", s, "scl", n) + } + } + if (0 === n.length) return null; + return new this(s, o, n, a) + } + + resetDuration() { + let t = 0; + for (let e = 0, i = this.tracks.length; e !== i; ++e) { + const i = this.tracks[e]; + t = Math.max(t, i.times[i.times.length - 1]) + } + return this.duration = t, this + } + + trim() { + for (let t = 0; t < this.tracks.length; t++) this.tracks[t].trim(0, this.duration); + return this + } + + validate() { + let t = !0; + for (let e = 0; e < this.tracks.length; e++) t = t && this.tracks[e].validate(); + return t + } + + optimize() { + for (let t = 0; t < this.tracks.length; t++) this.tracks[t].optimize(); + return this + } + + clone() { + const t = []; + for (let e = 0; e < this.tracks.length; e++) t.push(this.tracks[e].clone()); + return new this.constructor(this.name, this.duration, t, this.blendMode) + } + + toJSON() { + return this.constructor.toJSON(this) + } +} + +function Hr(t) { + if (void 0 === t.type) throw new Error("THREE.KeyframeTrack: track type undefined, can not parse"); + const e = function (t) { + switch (t.toLowerCase()) { + case"scalar": + case"double": + case"float": + case"number": + case"integer": + return Nr; + case"vector": + case"vector2": + case"vector3": + case"vector4": + return Gr; + case"color": + return Fr; + case"quaternion": + return kr; + case"bool": + case"boolean": + return Pr; + case"string": + return Or + } + throw new Error("THREE.KeyframeTrack: Unsupported typeName: " + t) + }(t.type); + if (void 0 === t.times) { + const e = [], i = []; + Br(t.keys, e, i, "value"), t.times = e, t.values = i + } + return void 0 !== e.parse ? e.parse(t) : new e(t.name, t.times, t.values, t.interpolation) +} + +const Vr = { + enabled: !1, files: {}, add: function (t, e) { + !1 !== this.enabled && (this.files[t] = e) + }, get: function (t) { + if (!1 !== this.enabled) return this.files[t] + }, remove: function (t) { + delete this.files[t] + }, clear: function () { + this.files = {} + } +}; + +class Wr { + constructor(t, e, i) { + const n = this; + let s, r = !1, a = 0, o = 0; + const l = []; + this.onStart = void 0, this.onLoad = t, this.onProgress = e, this.onError = i, this.itemStart = function (t) { + o++, !1 === r && void 0 !== n.onStart && n.onStart(t, a, o), r = !0 + }, this.itemEnd = function (t) { + a++, void 0 !== n.onProgress && n.onProgress(t, a, o), a === o && (r = !1, void 0 !== n.onLoad && n.onLoad()) + }, this.itemError = function (t) { + void 0 !== n.onError && n.onError(t) + }, this.resolveURL = function (t) { + return s ? s(t) : t + }, this.setURLModifier = function (t) { + return s = t, this + }, this.addHandler = function (t, e) { + return l.push(t, e), this + }, this.removeHandler = function (t) { + const e = l.indexOf(t); + return -1 !== e && l.splice(e, 2), this + }, this.getHandler = function (t) { + for (let e = 0, i = l.length; e < i; e += 2) { + const i = l[e], n = l[e + 1]; + if (i.global && (i.lastIndex = 0), i.test(t)) return n + } + return null + } + } +} + +const qr = new Wr; + +class jr { + constructor(t) { + this.manager = void 0 !== t ? t : qr, this.crossOrigin = "anonymous", this.withCredentials = !1, this.path = "", this.resourcePath = "", this.requestHeader = {} + } + + load() { + } + + loadAsync(t, e) { + const i = this; + return new Promise((function (n, s) { + i.load(t, n, e, s) + })) + } + + parse() { + } + + setCrossOrigin(t) { + return this.crossOrigin = t, this + } + + setWithCredentials(t) { + return this.withCredentials = t, this + } + + setPath(t) { + return this.path = t, this + } + + setResourcePath(t) { + return this.resourcePath = t, this + } + + setRequestHeader(t) { + return this.requestHeader = t, this + } +} + +const Yr = {}; + +class Jr extends Error { + constructor(t, e) { + super(t), this.response = e + } +} + +class Xr extends jr { + constructor(t) { + super(t) + } + + load(t, e, i, n) { + void 0 === t && (t = ""), void 0 !== this.path && (t = this.path + t), t = this.manager.resolveURL(t); + const s = Vr.get(t); + if (void 0 !== s) return this.manager.itemStart(t), setTimeout((() => { + e && e(s), this.manager.itemEnd(t) + }), 0), s; + if (void 0 !== Yr[t]) return void Yr[t].push({onLoad: e, onProgress: i, onError: n}); + Yr[t] = [], Yr[t].push({onLoad: e, onProgress: i, onError: n}); + const r = new Request(t, { + headers: new Headers(this.requestHeader), + credentials: this.withCredentials ? "include" : "same-origin" + }), a = this.mimeType, o = this.responseType; + fetch(r).then((e => { + if (200 === e.status || 0 === e.status) { + if (0 === e.status && console.warn("THREE.FileLoader: HTTP Status 0 received."), "undefined" == typeof ReadableStream || void 0 === e.body || void 0 === e.body.getReader) return e; + const i = Yr[t], n = e.body.getReader(), s = e.headers.get("Content-Length"), r = s ? parseInt(s) : 0, + a = 0 !== r; + let o = 0; + const l = new ReadableStream({ + start(t) { + !function e() { + n.read().then((({done: n, value: s}) => { + if (n) t.close(); else { + o += s.byteLength; + const n = new ProgressEvent("progress", {lengthComputable: a, loaded: o, total: r}); + for (let t = 0, e = i.length; t < e; t++) { + const e = i[t]; + e.onProgress && e.onProgress(n) + } + t.enqueue(s), e() + } + })) + }() + } + }); + return new Response(l) + } + throw new Jr(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`, e) + })).then((t => { + switch (o) { + case"arraybuffer": + return t.arrayBuffer(); + case"blob": + return t.blob(); + case"document": + return t.text().then((t => (new DOMParser).parseFromString(t, a))); + case"json": + return t.json(); + default: + if (void 0 === a) return t.text(); + { + const e = /charset="?([^;"\s]*)"?/i.exec(a), i = e && e[1] ? e[1].toLowerCase() : void 0, + n = new TextDecoder(i); + return t.arrayBuffer().then((t => n.decode(t))) + } + } + })).then((e => { + Vr.add(t, e); + const i = Yr[t]; + delete Yr[t]; + for (let t = 0, n = i.length; t < n; t++) { + const n = i[t]; + n.onLoad && n.onLoad(e) + } + })).catch((e => { + const i = Yr[t]; + if (void 0 === i) throw this.manager.itemError(t), e; + delete Yr[t]; + for (let t = 0, n = i.length; t < n; t++) { + const n = i[t]; + n.onError && n.onError(e) + } + this.manager.itemError(t) + })).finally((() => { + this.manager.itemEnd(t) + })), this.manager.itemStart(t) + } + + setResponseType(t) { + return this.responseType = t, this + } + + setMimeType(t) { + return this.mimeType = t, this + } +} + +class Kr extends jr { + constructor(t) { + super(t) + } + + load(t, e, i, n) { + void 0 !== this.path && (t = this.path + t), t = this.manager.resolveURL(t); + const s = this, r = Vr.get(t); + if (void 0 !== r) return s.manager.itemStart(t), setTimeout((function () { + e && e(r), s.manager.itemEnd(t) + }), 0), r; + const a = _("img"); + + function o() { + c(), Vr.add(t, this), e && e(this), s.manager.itemEnd(t) + } + + function l(e) { + c(), n && n(e), s.manager.itemError(t), s.manager.itemEnd(t) + } + + function c() { + a.removeEventListener("load", o, !1), a.removeEventListener("error", l, !1) + } + + return a.addEventListener("load", o, !1), a.addEventListener("error", l, !1), "data:" !== t.slice(0, 5) && void 0 !== this.crossOrigin && (a.crossOrigin = this.crossOrigin), s.manager.itemStart(t), a.src = t, a + } +} + +class $r extends jr { + constructor(t) { + super(t) + } + + load(t, e, i, n) { + const s = this, r = new Ws, a = new Xr(this.manager); + return a.setResponseType("arraybuffer"), a.setRequestHeader(this.requestHeader), a.setPath(this.path), a.setWithCredentials(s.withCredentials), a.load(t, (function (t) { + const i = s.parse(t); + i && (void 0 !== i.image ? r.image = i.image : void 0 !== i.data && (r.image.width = i.width, r.image.height = i.height, r.image.data = i.data), r.wrapS = void 0 !== i.wrapS ? i.wrapS : 1001, r.wrapT = void 0 !== i.wrapT ? i.wrapT : 1001, r.magFilter = void 0 !== i.magFilter ? i.magFilter : 1006, r.minFilter = void 0 !== i.minFilter ? i.minFilter : 1006, r.anisotropy = void 0 !== i.anisotropy ? i.anisotropy : 1, void 0 !== i.encoding && (r.encoding = i.encoding), void 0 !== i.flipY && (r.flipY = i.flipY), void 0 !== i.format && (r.format = i.format), void 0 !== i.type && (r.type = i.type), void 0 !== i.mipmaps && (r.mipmaps = i.mipmaps, r.minFilter = 1008), 1 === i.mipmapCount && (r.minFilter = 1006), void 0 !== i.generateMipmaps && (r.generateMipmaps = i.generateMipmaps), r.needsUpdate = !0, e && e(r, i)) + }), i, n), r + } +} + +class Zr extends jr { + constructor(t) { + super(t) + } + + load(t, e, i, n) { + const s = new U, r = new Kr(this.manager); + return r.setCrossOrigin(this.crossOrigin), r.setPath(this.path), r.load(t, (function (t) { + s.image = t, s.needsUpdate = !0, void 0 !== e && e(s) + }), i, n), s + } +} + +class ta extends Wt { + constructor(t, e = 1) { + super(), this.isLight = !0, this.type = "Light", this.color = new D(t), this.intensity = e + } + + dispose() { + } + + copy(t, e) { + return super.copy(t, e), this.color.copy(t.color), this.intensity = t.intensity, this + } + + toJSON(t) { + const e = super.toJSON(t); + return e.object.color = this.color.getHex(), e.object.intensity = this.intensity, void 0 !== this.groundColor && (e.object.groundColor = this.groundColor.getHex()), void 0 !== this.distance && (e.object.distance = this.distance), void 0 !== this.angle && (e.object.angle = this.angle), void 0 !== this.decay && (e.object.decay = this.decay), void 0 !== this.penumbra && (e.object.penumbra = this.penumbra), void 0 !== this.shadow && (e.object.shadow = this.shadow.toJSON()), e + } +} + +const ea = new xt, ia = new V, na = new V; + +class sa { + constructor(t) { + this.camera = t, this.bias = 0, this.normalBias = 0, this.radius = 1, this.blurSamples = 8, this.mapSize = new v(512, 512), this.map = null, this.mapPass = null, this.matrix = new xt, this.autoUpdate = !0, this.needsUpdate = !1, this._frustum = new ei, this._frameExtents = new v(1, 1), this._viewportCount = 1, this._viewports = [new k(0, 0, 1, 1)] + } + + getViewportCount() { + return this._viewportCount + } + + getFrustum() { + return this._frustum + } + + updateMatrices(t) { + const e = this.camera, i = this.matrix; + ia.setFromMatrixPosition(t.matrixWorld), e.position.copy(ia), na.setFromMatrixPosition(t.target.matrixWorld), e.lookAt(na), e.updateMatrixWorld(), ea.multiplyMatrices(e.projectionMatrix, e.matrixWorldInverse), this._frustum.setFromProjectionMatrix(ea), i.set(.5, 0, 0, .5, 0, .5, 0, .5, 0, 0, .5, .5, 0, 0, 0, 1), i.multiply(ea) + } + + getViewport(t) { + return this._viewports[t] + } + + getFrameExtents() { + return this._frameExtents + } + + dispose() { + this.map && this.map.dispose(), this.mapPass && this.mapPass.dispose() + } + + copy(t) { + return this.camera = t.camera.clone(), this.bias = t.bias, this.radius = t.radius, this.mapSize.copy(t.mapSize), this + } + + clone() { + return (new this.constructor).copy(this) + } + + toJSON() { + const t = {}; + return 0 !== this.bias && (t.bias = this.bias), 0 !== this.normalBias && (t.normalBias = this.normalBias), 1 !== this.radius && (t.radius = this.radius), 512 === this.mapSize.x && 512 === this.mapSize.y || (t.mapSize = this.mapSize.toArray()), t.camera = this.camera.toJSON(!1).object, delete t.camera.matrix, t + } +} + +class ra extends sa { + constructor() { + super(new We(50, 1, .5, 500)), this.isSpotLightShadow = !0, this.focus = 1 + } + + updateMatrices(t) { + const e = this.camera, i = 2 * o * t.angle * this.focus, n = this.mapSize.width / this.mapSize.height, + s = t.distance || e.far; + i === e.fov && n === e.aspect && s === e.far || (e.fov = i, e.aspect = n, e.far = s, e.updateProjectionMatrix()), super.updateMatrices(t) + } + + copy(t) { + return super.copy(t), this.focus = t.focus, this + } +} + +class aa extends ta { + constructor(t, e, i = 0, n = Math.PI / 3, s = 0, r = 1) { + super(t, e), this.isSpotLight = !0, this.type = "SpotLight", this.position.copy(Wt.DefaultUp), this.updateMatrix(), this.target = new Wt, this.distance = i, this.angle = n, this.penumbra = s, this.decay = r, this.map = null, this.shadow = new ra + } + + get power() { + return this.intensity * Math.PI + } + + set power(t) { + this.intensity = t / Math.PI + } + + dispose() { + this.shadow.dispose() + } + + copy(t, e) { + return super.copy(t, e), this.distance = t.distance, this.angle = t.angle, this.penumbra = t.penumbra, this.decay = t.decay, this.target = t.target.clone(), this.shadow = t.shadow.clone(), this + } +} + +const oa = new xt, la = new V, ca = new V; + +class ha extends sa { + constructor() { + super(new We(90, 1, .5, 500)), this.isPointLightShadow = !0, this._frameExtents = new v(4, 2), this._viewportCount = 6, this._viewports = [new k(2, 1, 1, 1), new k(0, 1, 1, 1), new k(3, 1, 1, 1), new k(1, 1, 1, 1), new k(3, 0, 1, 1), new k(1, 0, 1, 1)], this._cubeDirections = [new V(1, 0, 0), new V(-1, 0, 0), new V(0, 0, 1), new V(0, 0, -1), new V(0, 1, 0), new V(0, -1, 0)], this._cubeUps = [new V(0, 1, 0), new V(0, 1, 0), new V(0, 1, 0), new V(0, 1, 0), new V(0, 0, 1), new V(0, 0, -1)] + } + + updateMatrices(t, e = 0) { + const i = this.camera, n = this.matrix, s = t.distance || i.far; + s !== i.far && (i.far = s, i.updateProjectionMatrix()), la.setFromMatrixPosition(t.matrixWorld), i.position.copy(la), ca.copy(i.position), ca.add(this._cubeDirections[e]), i.up.copy(this._cubeUps[e]), i.lookAt(ca), i.updateMatrixWorld(), n.makeTranslation(-la.x, -la.y, -la.z), oa.multiplyMatrices(i.projectionMatrix, i.matrixWorldInverse), this._frustum.setFromProjectionMatrix(oa) + } +} + +class ua extends ta { + constructor(t, e, i = 0, n = 1) { + super(t, e), this.isPointLight = !0, this.type = "PointLight", this.distance = i, this.decay = n, this.shadow = new ha + } + + get power() { + return 4 * this.intensity * Math.PI + } + + set power(t) { + this.intensity = t / (4 * Math.PI) + } + + dispose() { + this.shadow.dispose() + } + + copy(t, e) { + return super.copy(t, e), this.distance = t.distance, this.decay = t.decay, this.shadow = t.shadow.clone(), this + } +} + +class da extends sa { + constructor() { + super(new pi(-5, 5, 5, -5, .5, 500)), this.isDirectionalLightShadow = !0 + } +} + +class Aa extends ta { + constructor(t, e) { + super(t, e), this.isDirectionalLight = !0, this.type = "DirectionalLight", this.position.copy(Wt.DefaultUp), this.updateMatrix(), this.target = new Wt, this.shadow = new da + } + + dispose() { + this.shadow.dispose() + } + + copy(t) { + return super.copy(t), this.target = t.target.clone(), this.shadow = t.shadow.clone(), this + } +} + +class pa { + constructor() { + this.isSphericalHarmonics3 = !0, this.coefficients = []; + for (let t = 0; t < 9; t++) this.coefficients.push(new V) + } + + set(t) { + for (let e = 0; e < 9; e++) this.coefficients[e].copy(t[e]); + return this + } + + zero() { + for (let t = 0; t < 9; t++) this.coefficients[t].set(0, 0, 0); + return this + } + + getAt(t, e) { + const i = t.x, n = t.y, s = t.z, r = this.coefficients; + return e.copy(r[0]).multiplyScalar(.282095), e.addScaledVector(r[1], .488603 * n), e.addScaledVector(r[2], .488603 * s), e.addScaledVector(r[3], .488603 * i), e.addScaledVector(r[4], i * n * 1.092548), e.addScaledVector(r[5], n * s * 1.092548), e.addScaledVector(r[6], .315392 * (3 * s * s - 1)), e.addScaledVector(r[7], i * s * 1.092548), e.addScaledVector(r[8], .546274 * (i * i - n * n)), e + } + + getIrradianceAt(t, e) { + const i = t.x, n = t.y, s = t.z, r = this.coefficients; + return e.copy(r[0]).multiplyScalar(.886227), e.addScaledVector(r[1], 1.023328 * n), e.addScaledVector(r[2], 1.023328 * s), e.addScaledVector(r[3], 1.023328 * i), e.addScaledVector(r[4], .858086 * i * n), e.addScaledVector(r[5], .858086 * n * s), e.addScaledVector(r[6], .743125 * s * s - .247708), e.addScaledVector(r[7], .858086 * i * s), e.addScaledVector(r[8], .429043 * (i * i - n * n)), e + } + + add(t) { + for (let e = 0; e < 9; e++) this.coefficients[e].add(t.coefficients[e]); + return this + } + + addScaledSH(t, e) { + for (let i = 0; i < 9; i++) this.coefficients[i].addScaledVector(t.coefficients[i], e); + return this + } + + scale(t) { + for (let e = 0; e < 9; e++) this.coefficients[e].multiplyScalar(t); + return this + } + + lerp(t, e) { + for (let i = 0; i < 9; i++) this.coefficients[i].lerp(t.coefficients[i], e); + return this + } + + equals(t) { + for (let e = 0; e < 9; e++) if (!this.coefficients[e].equals(t.coefficients[e])) return !1; + return !0 + } + + copy(t) { + return this.set(t.coefficients) + } + + clone() { + return (new this.constructor).copy(this) + } + + fromArray(t, e = 0) { + const i = this.coefficients; + for (let n = 0; n < 9; n++) i[n].fromArray(t, e + 3 * n); + return this + } + + toArray(t = [], e = 0) { + const i = this.coefficients; + for (let n = 0; n < 9; n++) i[n].toArray(t, e + 3 * n); + return t + } + + static getBasisAt(t, e) { + const i = t.x, n = t.y, s = t.z; + e[0] = .282095, e[1] = .488603 * n, e[2] = .488603 * s, e[3] = .488603 * i, e[4] = 1.092548 * i * n, e[5] = 1.092548 * n * s, e[6] = .315392 * (3 * s * s - 1), e[7] = 1.092548 * i * s, e[8] = .546274 * (i * i - n * n) + } +} + +class ma extends ta { + constructor(t = new pa, e = 1) { + super(void 0, e), this.isLightProbe = !0, this.sh = t + } + + copy(t) { + return super.copy(t), this.sh.copy(t.sh), this + } + + fromJSON(t) { + return this.intensity = t.intensity, this.sh.fromArray(t.sh), this + } + + toJSON(t) { + const e = super.toJSON(t); + return e.object.sh = this.sh.toArray(), e + } +} + +class ga { + static decodeText(t) { + if ("undefined" != typeof TextDecoder) return (new TextDecoder).decode(t); + let e = ""; + for (let i = 0, n = t.length; i < n; i++) e += String.fromCharCode(t[i]); + try { + return decodeURIComponent(escape(e)) + } catch (t) { + return e + } + } + + static extractUrlBase(t) { + const e = t.lastIndexOf("/"); + return -1 === e ? "./" : t.slice(0, e + 1) + } + + static resolveURL(t, e) { + return "string" != typeof t || "" === t ? "" : (/^https?:\/\//i.test(e) && /^\//.test(t) && (e = e.replace(/(^https?:\/\/[^\/]+).*/i, "$1")), /^(https?:)?\/\//i.test(t) || /^data:.*,.*$/i.test(t) || /^blob:.*$/i.test(t) ? t : e + t) + } +} + +class fa extends jr { + constructor(t) { + super(t), this.isImageBitmapLoader = !0, "undefined" == typeof createImageBitmap && console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."), "undefined" == typeof fetch && console.warn("THREE.ImageBitmapLoader: fetch() not supported."), this.options = {premultiplyAlpha: "none"} + } + + setOptions(t) { + return this.options = t, this + } + + load(t, e, i, n) { + void 0 === t && (t = ""), void 0 !== this.path && (t = this.path + t), t = this.manager.resolveURL(t); + const s = this, r = Vr.get(t); + if (void 0 !== r) return s.manager.itemStart(t), setTimeout((function () { + e && e(r), s.manager.itemEnd(t) + }), 0), r; + const a = {}; + a.credentials = "anonymous" === this.crossOrigin ? "same-origin" : "include", a.headers = this.requestHeader, fetch(t, a).then((function (t) { + return t.blob() + })).then((function (t) { + return createImageBitmap(t, Object.assign(s.options, {colorSpaceConversion: "none"})) + })).then((function (i) { + Vr.add(t, i), e && e(i), s.manager.itemEnd(t) + })).catch((function (e) { + n && n(e), s.manager.itemError(t), s.manager.itemEnd(t) + })), s.manager.itemStart(t) + } +} + +class va { + constructor(t, e, i) { + let n, s, r; + switch (this.binding = t, this.valueSize = i, e) { + case"quaternion": + n = this._slerp, s = this._slerpAdditive, r = this._setAdditiveIdentityQuaternion, this.buffer = new Float64Array(6 * i), this._workIndex = 5; + break; + case"string": + case"bool": + n = this._select, s = this._select, r = this._setAdditiveIdentityOther, this.buffer = new Array(5 * i); + break; + default: + n = this._lerp, s = this._lerpAdditive, r = this._setAdditiveIdentityNumeric, this.buffer = new Float64Array(5 * i) + } + this._mixBufferRegion = n, this._mixBufferRegionAdditive = s, this._setIdentity = r, this._origIndex = 3, this._addIndex = 4, this.cumulativeWeight = 0, this.cumulativeWeightAdditive = 0, this.useCount = 0, this.referenceCount = 0 + } + + accumulate(t, e) { + const i = this.buffer, n = this.valueSize, s = t * n + n; + let r = this.cumulativeWeight; + if (0 === r) { + for (let t = 0; t !== n; ++t) i[s + t] = i[t]; + r = e + } else { + r += e; + const t = e / r; + this._mixBufferRegion(i, s, 0, t, n) + } + this.cumulativeWeight = r + } + + accumulateAdditive(t) { + const e = this.buffer, i = this.valueSize, n = i * this._addIndex; + 0 === this.cumulativeWeightAdditive && this._setIdentity(), this._mixBufferRegionAdditive(e, n, 0, t, i), this.cumulativeWeightAdditive += t + } + + apply(t) { + const e = this.valueSize, i = this.buffer, n = t * e + e, s = this.cumulativeWeight, + r = this.cumulativeWeightAdditive, a = this.binding; + if (this.cumulativeWeight = 0, this.cumulativeWeightAdditive = 0, s < 1) { + const t = e * this._origIndex; + this._mixBufferRegion(i, n, t, 1 - s, e) + } + r > 0 && this._mixBufferRegionAdditive(i, n, this._addIndex * e, 1, e); + for (let t = e, s = e + e; t !== s; ++t) if (i[t] !== i[t + e]) { + a.setValue(i, n); + break + } + } + + saveOriginalState() { + const t = this.binding, e = this.buffer, i = this.valueSize, n = i * this._origIndex; + t.getValue(e, n); + for (let t = i, s = n; t !== s; ++t) e[t] = e[n + t % i]; + this._setIdentity(), this.cumulativeWeight = 0, this.cumulativeWeightAdditive = 0 + } + + restoreOriginalState() { + const t = 3 * this.valueSize; + this.binding.setValue(this.buffer, t) + } + + _setAdditiveIdentityNumeric() { + const t = this._addIndex * this.valueSize, e = t + this.valueSize; + for (let i = t; i < e; i++) this.buffer[i] = 0 + } + + _setAdditiveIdentityQuaternion() { + this._setAdditiveIdentityNumeric(), this.buffer[this._addIndex * this.valueSize + 3] = 1 + } + + _setAdditiveIdentityOther() { + const t = this._origIndex * this.valueSize, e = this._addIndex * this.valueSize; + for (let i = 0; i < this.valueSize; i++) this.buffer[e + i] = this.buffer[t + i] + } + + _select(t, e, i, n, s) { + if (n >= .5) for (let n = 0; n !== s; ++n) t[e + n] = t[i + n] + } + + _slerp(t, e, i, n) { + H.slerpFlat(t, e, t, e, t, i, n) + } + + _slerpAdditive(t, e, i, n, s) { + const r = this._workIndex * s; + H.multiplyQuaternionsFlat(t, r, t, e, t, i), H.slerpFlat(t, e, t, e, t, r, n) + } + + _lerp(t, e, i, n, s) { + const r = 1 - n; + for (let a = 0; a !== s; ++a) { + const s = e + a; + t[s] = t[s] * r + t[i + a] * n + } + } + + _lerpAdditive(t, e, i, n, s) { + for (let r = 0; r !== s; ++r) { + const s = e + r; + t[s] = t[s] + t[i + r] * n + } + } +} + +const ya = new RegExp("[\\[\\]\\.:\\/]", "g"), xa = "[^" + "\\[\\]\\.:\\/".replace("\\.", "") + "]", + _a = new RegExp("^" + /((?:WC+[\/:])*)/.source.replace("WC", "[^\\[\\]\\.:\\/]") + /(WCOD+)?/.source.replace("WCOD", xa) + /(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC", "[^\\[\\]\\.:\\/]") + /\.(WC+)(?:\[(.+)\])?/.source.replace("WC", "[^\\[\\]\\.:\\/]") + "$"), + Ea = ["material", "materials", "bones", "map"]; + +class wa { + constructor(t, e, i) { + this.path = e, this.parsedPath = i || wa.parseTrackName(e), this.node = wa.findNode(t, this.parsedPath.nodeName) || t, this.rootNode = t, this.getValue = this._getValue_unbound, this.setValue = this._setValue_unbound + } + + static create(t, e, i) { + return t && t.isAnimationObjectGroup ? new wa.Composite(t, e, i) : new wa(t, e, i) + } + + static sanitizeNodeName(t) { + return t.replace(/\s/g, "_").replace(ya, "") + } + + static parseTrackName(t) { + const e = _a.exec(t); + if (null === e) throw new Error("PropertyBinding: Cannot parse trackName: " + t); + const i = {nodeName: e[2], objectName: e[3], objectIndex: e[4], propertyName: e[5], propertyIndex: e[6]}, + n = i.nodeName && i.nodeName.lastIndexOf("."); + if (void 0 !== n && -1 !== n) { + const t = i.nodeName.substring(n + 1); + -1 !== Ea.indexOf(t) && (i.nodeName = i.nodeName.substring(0, n), i.objectName = t) + } + if (null === i.propertyName || 0 === i.propertyName.length) throw new Error("PropertyBinding: can not parse propertyName from trackName: " + t); + return i + } + + static findNode(t, e) { + if (void 0 === e || "" === e || "." === e || -1 === e || e === t.name || e === t.uuid) return t; + if (t.skeleton) { + const i = t.skeleton.getBoneByName(e); + if (void 0 !== i) return i + } + if (t.children) { + const i = function (t) { + for (let n = 0; n < t.length; n++) { + const s = t[n]; + if (s.name === e || s.uuid === e) return s; + const r = i(s.children); + if (r) return r + } + return null + }, n = i(t.children); + if (n) return n + } + return null + } + + _getValue_unavailable() { + } + + _setValue_unavailable() { + } + + _getValue_direct(t, e) { + t[e] = this.targetObject[this.propertyName] + } + + _getValue_array(t, e) { + const i = this.resolvedProperty; + for (let n = 0, s = i.length; n !== s; ++n) t[e++] = i[n] + } + + _getValue_arrayElement(t, e) { + t[e] = this.resolvedProperty[this.propertyIndex] + } + + _getValue_toArray(t, e) { + this.resolvedProperty.toArray(t, e) + } + + _setValue_direct(t, e) { + this.targetObject[this.propertyName] = t[e] + } + + _setValue_direct_setNeedsUpdate(t, e) { + this.targetObject[this.propertyName] = t[e], this.targetObject.needsUpdate = !0 + } + + _setValue_direct_setMatrixWorldNeedsUpdate(t, e) { + this.targetObject[this.propertyName] = t[e], this.targetObject.matrixWorldNeedsUpdate = !0 + } + + _setValue_array(t, e) { + const i = this.resolvedProperty; + for (let n = 0, s = i.length; n !== s; ++n) i[n] = t[e++] + } + + _setValue_array_setNeedsUpdate(t, e) { + const i = this.resolvedProperty; + for (let n = 0, s = i.length; n !== s; ++n) i[n] = t[e++]; + this.targetObject.needsUpdate = !0 + } + + _setValue_array_setMatrixWorldNeedsUpdate(t, e) { + const i = this.resolvedProperty; + for (let n = 0, s = i.length; n !== s; ++n) i[n] = t[e++]; + this.targetObject.matrixWorldNeedsUpdate = !0 + } + + _setValue_arrayElement(t, e) { + this.resolvedProperty[this.propertyIndex] = t[e] + } + + _setValue_arrayElement_setNeedsUpdate(t, e) { + this.resolvedProperty[this.propertyIndex] = t[e], this.targetObject.needsUpdate = !0 + } + + _setValue_arrayElement_setMatrixWorldNeedsUpdate(t, e) { + this.resolvedProperty[this.propertyIndex] = t[e], this.targetObject.matrixWorldNeedsUpdate = !0 + } + + _setValue_fromArray(t, e) { + this.resolvedProperty.fromArray(t, e) + } + + _setValue_fromArray_setNeedsUpdate(t, e) { + this.resolvedProperty.fromArray(t, e), this.targetObject.needsUpdate = !0 + } + + _setValue_fromArray_setMatrixWorldNeedsUpdate(t, e) { + this.resolvedProperty.fromArray(t, e), this.targetObject.matrixWorldNeedsUpdate = !0 + } + + _getValue_unbound(t, e) { + this.bind(), this.getValue(t, e) + } + + _setValue_unbound(t, e) { + this.bind(), this.setValue(t, e) + } + + bind() { + let t = this.node; + const e = this.parsedPath, i = e.objectName, n = e.propertyName; + let s = e.propertyIndex; + if (t || (t = wa.findNode(this.rootNode, e.nodeName) || this.rootNode, this.node = t), this.getValue = this._getValue_unavailable, this.setValue = this._setValue_unavailable, !t) return void console.error("THREE.PropertyBinding: Trying to update node for track: " + this.path + " but it wasn't found."); + if (i) { + let n = e.objectIndex; + switch (i) { + case"materials": + if (!t.material) return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.", this); + if (!t.material.materials) return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.", this); + t = t.material.materials; + break; + case"bones": + if (!t.skeleton) return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.", this); + t = t.skeleton.bones; + for (let e = 0; e < t.length; e++) if (t[e].name === n) { + n = e; + break + } + break; + case"map": + if ("map" in t) { + t = t.map; + break + } + if (!t.material) return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.", this); + if (!t.material.map) return void console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.", this); + t = t.material.map; + break; + default: + if (void 0 === t[i]) return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.", this); + t = t[i] + } + if (void 0 !== n) { + if (void 0 === t[n]) return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.", this, t); + t = t[n] + } + } + const r = t[n]; + if (void 0 === r) { + const i = e.nodeName; + return void console.error("THREE.PropertyBinding: Trying to update property for track: " + i + "." + n + " but it wasn't found.", t) + } + let a = this.Versioning.None; + this.targetObject = t, void 0 !== t.needsUpdate ? a = this.Versioning.NeedsUpdate : void 0 !== t.matrixWorldNeedsUpdate && (a = this.Versioning.MatrixWorldNeedsUpdate); + let o = this.BindingType.Direct; + if (void 0 !== s) { + if ("morphTargetInfluences" === n) { + if (!t.geometry) return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.", this); + if (!t.geometry.morphAttributes) return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.", this); + void 0 !== t.morphTargetDictionary[s] && (s = t.morphTargetDictionary[s]) + } + o = this.BindingType.ArrayElement, this.resolvedProperty = r, this.propertyIndex = s + } else void 0 !== r.fromArray && void 0 !== r.toArray ? (o = this.BindingType.HasFromToArray, this.resolvedProperty = r) : Array.isArray(r) ? (o = this.BindingType.EntireArray, this.resolvedProperty = r) : this.propertyName = n; + this.getValue = this.GetterByBindingType[o], this.setValue = this.SetterByBindingTypeAndVersioning[o][a] + } + + unbind() { + this.node = null, this.getValue = this._getValue_unbound, this.setValue = this._setValue_unbound + } +} + +wa.Composite = class { + constructor(t, e, i) { + const n = i || wa.parseTrackName(e); + this._targetGroup = t, this._bindings = t.subscribe_(e, n) + } + + getValue(t, e) { + this.bind(); + const i = this._targetGroup.nCachedObjects_, n = this._bindings[i]; + void 0 !== n && n.getValue(t, e) + } + + setValue(t, e) { + const i = this._bindings; + for (let n = this._targetGroup.nCachedObjects_, s = i.length; n !== s; ++n) i[n].setValue(t, e) + } + + bind() { + const t = this._bindings; + for (let e = this._targetGroup.nCachedObjects_, i = t.length; e !== i; ++e) t[e].bind() + } + + unbind() { + const t = this._bindings; + for (let e = this._targetGroup.nCachedObjects_, i = t.length; e !== i; ++e) t[e].unbind() + } +}, wa.prototype.BindingType = { + Direct: 0, + EntireArray: 1, + ArrayElement: 2, + HasFromToArray: 3 +}, wa.prototype.Versioning = { + None: 0, + NeedsUpdate: 1, + MatrixWorldNeedsUpdate: 2 +}, wa.prototype.GetterByBindingType = [wa.prototype._getValue_direct, wa.prototype._getValue_array, wa.prototype._getValue_arrayElement, wa.prototype._getValue_toArray], wa.prototype.SetterByBindingTypeAndVersioning = [[wa.prototype._setValue_direct, wa.prototype._setValue_direct_setNeedsUpdate, wa.prototype._setValue_direct_setMatrixWorldNeedsUpdate], [wa.prototype._setValue_array, wa.prototype._setValue_array_setNeedsUpdate, wa.prototype._setValue_array_setMatrixWorldNeedsUpdate], [wa.prototype._setValue_arrayElement, wa.prototype._setValue_arrayElement_setNeedsUpdate, wa.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate], [wa.prototype._setValue_fromArray, wa.prototype._setValue_fromArray_setNeedsUpdate, wa.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]]; + +class ba { + constructor(t, e, i = null, n = e.blendMode) { + this._mixer = t, this._clip = e, this._localRoot = i, this.blendMode = n; + const s = e.tracks, r = s.length, a = new Array(r), o = {endingStart: 2400, endingEnd: 2400}; + for (let t = 0; t !== r; ++t) { + const e = s[t].createInterpolant(null); + a[t] = e, e.settings = o + } + this._interpolantSettings = o, this._interpolants = a, this._propertyBindings = new Array(r), this._cacheIndex = null, this._byClipCacheIndex = null, this._timeScaleInterpolant = null, this._weightInterpolant = null, this.loop = 2201, this._loopCount = -1, this._startTime = null, this.time = 0, this.timeScale = 1, this._effectiveTimeScale = 1, this.weight = 1, this._effectiveWeight = 1, this.repetitions = 1 / 0, this.paused = !1, this.enabled = !0, this.clampWhenFinished = !1, this.zeroSlopeAtStart = !0, this.zeroSlopeAtEnd = !0 + } + + play() { + return this._mixer._activateAction(this), this + } + + stop() { + return this._mixer._deactivateAction(this), this.reset() + } + + reset() { + return this.paused = !1, this.enabled = !0, this.time = 0, this._loopCount = -1, this._startTime = null, this.stopFading().stopWarping() + } + + isRunning() { + return this.enabled && !this.paused && 0 !== this.timeScale && null === this._startTime && this._mixer._isActiveAction(this) + } + + isScheduled() { + return this._mixer._isActiveAction(this) + } + + startAt(t) { + return this._startTime = t, this + } + + setLoop(t, e) { + return this.loop = t, this.repetitions = e, this + } + + setEffectiveWeight(t) { + return this.weight = t, this._effectiveWeight = this.enabled ? t : 0, this.stopFading() + } + + getEffectiveWeight() { + return this._effectiveWeight + } + + fadeIn(t) { + return this._scheduleFading(t, 0, 1) + } + + fadeOut(t) { + return this._scheduleFading(t, 1, 0) + } + + crossFadeFrom(t, e, i) { + if (t.fadeOut(e), this.fadeIn(e), i) { + const i = this._clip.duration, n = t._clip.duration, s = n / i, r = i / n; + t.warp(1, s, e), this.warp(r, 1, e) + } + return this + } + + crossFadeTo(t, e, i) { + return t.crossFadeFrom(this, e, i) + } + + stopFading() { + const t = this._weightInterpolant; + return null !== t && (this._weightInterpolant = null, this._mixer._takeBackControlInterpolant(t)), this + } + + setEffectiveTimeScale(t) { + return this.timeScale = t, this._effectiveTimeScale = this.paused ? 0 : t, this.stopWarping() + } + + getEffectiveTimeScale() { + return this._effectiveTimeScale + } + + setDuration(t) { + return this.timeScale = this._clip.duration / t, this.stopWarping() + } + + syncWith(t) { + return this.time = t.time, this.timeScale = t.timeScale, this.stopWarping() + } + + halt(t) { + return this.warp(this._effectiveTimeScale, 0, t) + } + + warp(t, e, i) { + const n = this._mixer, s = n.time, r = this.timeScale; + let a = this._timeScaleInterpolant; + null === a && (a = n._lendControlInterpolant(), this._timeScaleInterpolant = a); + const o = a.parameterPositions, l = a.sampleValues; + return o[0] = s, o[1] = s + i, l[0] = t / r, l[1] = e / r, this + } + + stopWarping() { + const t = this._timeScaleInterpolant; + return null !== t && (this._timeScaleInterpolant = null, this._mixer._takeBackControlInterpolant(t)), this + } + + getMixer() { + return this._mixer + } + + getClip() { + return this._clip + } + + getRoot() { + return this._localRoot || this._mixer._root + } + + _update(t, e, i, n) { + if (!this.enabled) return void this._updateWeight(t); + const s = this._startTime; + if (null !== s) { + const n = (t - s) * i; + n < 0 || 0 === i ? e = 0 : (this._startTime = null, e = i * n) + } + e *= this._updateTimeScale(t); + const r = this._updateTime(e), a = this._updateWeight(t); + if (a > 0) { + const t = this._interpolants, e = this._propertyBindings; + if (2501 === this.blendMode) for (let i = 0, n = t.length; i !== n; ++i) t[i].evaluate(r), e[i].accumulateAdditive(a); else for (let i = 0, s = t.length; i !== s; ++i) t[i].evaluate(r), e[i].accumulate(n, a) + } + } + + _updateWeight(t) { + let e = 0; + if (this.enabled) { + e = this.weight; + const i = this._weightInterpolant; + if (null !== i) { + const n = i.evaluate(t)[0]; + e *= n, t > i.parameterPositions[1] && (this.stopFading(), 0 === n && (this.enabled = !1)) + } + } + return this._effectiveWeight = e, e + } + + _updateTimeScale(t) { + let e = 0; + if (!this.paused) { + e = this.timeScale; + const i = this._timeScaleInterpolant; + if (null !== i) { + e *= i.evaluate(t)[0], t > i.parameterPositions[1] && (this.stopWarping(), 0 === e ? this.paused = !0 : this.timeScale = e) + } + } + return this._effectiveTimeScale = e, e + } + + _updateTime(t) { + const e = this._clip.duration, i = this.loop; + let n = this.time + t, s = this._loopCount; + const r = 2202 === i; + if (0 === t) return -1 === s ? n : r && 1 == (1 & s) ? e - n : n; + if (2200 === i) { + -1 === s && (this._loopCount = 0, this._setEndings(!0, !0, !1)); + t:{ + if (n >= e) n = e; else { + if (!(n < 0)) { + this.time = n; + break t + } + n = 0 + } + this.clampWhenFinished ? this.paused = !0 : this.enabled = !1, this.time = n, this._mixer.dispatchEvent({ + type: "finished", + action: this, + direction: t < 0 ? -1 : 1 + }) + } + } else { + if (-1 === s && (t >= 0 ? (s = 0, this._setEndings(!0, 0 === this.repetitions, r)) : this._setEndings(0 === this.repetitions, !0, r)), n >= e || n < 0) { + const i = Math.floor(n / e); + n -= e * i, s += Math.abs(i); + const a = this.repetitions - s; + if (a <= 0) this.clampWhenFinished ? this.paused = !0 : this.enabled = !1, n = t > 0 ? e : 0, this.time = n, this._mixer.dispatchEvent({ + type: "finished", + action: this, + direction: t > 0 ? 1 : -1 + }); else { + if (1 === a) { + const e = t < 0; + this._setEndings(e, !e, r) + } else this._setEndings(!1, !1, r); + this._loopCount = s, this.time = n, this._mixer.dispatchEvent({ + type: "loop", + action: this, + loopDelta: i + }) + } + } else this.time = n; + if (r && 1 == (1 & s)) return e - n + } + return n + } + + _setEndings(t, e, i) { + const n = this._interpolantSettings; + i ? (n.endingStart = 2401, n.endingEnd = 2401) : (n.endingStart = t ? this.zeroSlopeAtStart ? 2401 : 2400 : 2402, n.endingEnd = e ? this.zeroSlopeAtEnd ? 2401 : 2400 : 2402) + } + + _scheduleFading(t, e, i) { + const n = this._mixer, s = n.time; + let r = this._weightInterpolant; + null === r && (r = n._lendControlInterpolant(), this._weightInterpolant = r); + const a = r.parameterPositions, o = r.sampleValues; + return a[0] = s, o[0] = e, a[1] = s + t, o[1] = i, this + } +} + +const Ca = new Float32Array(1); + +class Ia extends n { + constructor(t) { + super(), this._root = t, this._initMemoryManager(), this._accuIndex = 0, this.time = 0, this.timeScale = 1 + } + + _bindAction(t, e) { + const i = t._localRoot || this._root, n = t._clip.tracks, s = n.length, r = t._propertyBindings, + a = t._interpolants, o = i.uuid, l = this._bindingsByRootAndName; + let c = l[o]; + void 0 === c && (c = {}, l[o] = c); + for (let t = 0; t !== s; ++t) { + const s = n[t], l = s.name; + let h = c[l]; + if (void 0 !== h) ++h.referenceCount, r[t] = h; else { + if (h = r[t], void 0 !== h) { + null === h._cacheIndex && (++h.referenceCount, this._addInactiveBinding(h, o, l)); + continue + } + const n = e && e._propertyBindings[t].binding.parsedPath; + h = new va(wa.create(i, l, n), s.ValueTypeName, s.getValueSize()), ++h.referenceCount, this._addInactiveBinding(h, o, l), r[t] = h + } + a[t].resultBuffer = h.buffer + } + } + + _activateAction(t) { + if (!this._isActiveAction(t)) { + if (null === t._cacheIndex) { + const e = (t._localRoot || this._root).uuid, i = t._clip.uuid, n = this._actionsByClip[i]; + this._bindAction(t, n && n.knownActions[0]), this._addInactiveAction(t, i, e) + } + const e = t._propertyBindings; + for (let t = 0, i = e.length; t !== i; ++t) { + const i = e[t]; + 0 == i.useCount++ && (this._lendBinding(i), i.saveOriginalState()) + } + this._lendAction(t) + } + } + + _deactivateAction(t) { + if (this._isActiveAction(t)) { + const e = t._propertyBindings; + for (let t = 0, i = e.length; t !== i; ++t) { + const i = e[t]; + 0 == --i.useCount && (i.restoreOriginalState(), this._takeBackBinding(i)) + } + this._takeBackAction(t) + } + } + + _initMemoryManager() { + this._actions = [], this._nActiveActions = 0, this._actionsByClip = {}, this._bindings = [], this._nActiveBindings = 0, this._bindingsByRootAndName = {}, this._controlInterpolants = [], this._nActiveControlInterpolants = 0; + const t = this; + this.stats = { + actions: { + get total() { + return t._actions.length + }, get inUse() { + return t._nActiveActions + } + }, bindings: { + get total() { + return t._bindings.length + }, get inUse() { + return t._nActiveBindings + } + }, controlInterpolants: { + get total() { + return t._controlInterpolants.length + }, get inUse() { + return t._nActiveControlInterpolants + } + } + } + } + + _isActiveAction(t) { + const e = t._cacheIndex; + return null !== e && e < this._nActiveActions + } + + _addInactiveAction(t, e, i) { + const n = this._actions, s = this._actionsByClip; + let r = s[e]; + if (void 0 === r) r = {knownActions: [t], actionByRoot: {}}, t._byClipCacheIndex = 0, s[e] = r; else { + const e = r.knownActions; + t._byClipCacheIndex = e.length, e.push(t) + } + t._cacheIndex = n.length, n.push(t), r.actionByRoot[i] = t + } + + _removeInactiveAction(t) { + const e = this._actions, i = e[e.length - 1], n = t._cacheIndex; + i._cacheIndex = n, e[n] = i, e.pop(), t._cacheIndex = null; + const s = t._clip.uuid, r = this._actionsByClip, a = r[s], o = a.knownActions, l = o[o.length - 1], + c = t._byClipCacheIndex; + l._byClipCacheIndex = c, o[c] = l, o.pop(), t._byClipCacheIndex = null; + delete a.actionByRoot[(t._localRoot || this._root).uuid], 0 === o.length && delete r[s], this._removeInactiveBindingsForAction(t) + } + + _removeInactiveBindingsForAction(t) { + const e = t._propertyBindings; + for (let t = 0, i = e.length; t !== i; ++t) { + const i = e[t]; + 0 == --i.referenceCount && this._removeInactiveBinding(i) + } + } + + _lendAction(t) { + const e = this._actions, i = t._cacheIndex, n = this._nActiveActions++, s = e[n]; + t._cacheIndex = n, e[n] = t, s._cacheIndex = i, e[i] = s + } + + _takeBackAction(t) { + const e = this._actions, i = t._cacheIndex, n = --this._nActiveActions, s = e[n]; + t._cacheIndex = n, e[n] = t, s._cacheIndex = i, e[i] = s + } + + _addInactiveBinding(t, e, i) { + const n = this._bindingsByRootAndName, s = this._bindings; + let r = n[e]; + void 0 === r && (r = {}, n[e] = r), r[i] = t, t._cacheIndex = s.length, s.push(t) + } + + _removeInactiveBinding(t) { + const e = this._bindings, i = t.binding, n = i.rootNode.uuid, s = i.path, r = this._bindingsByRootAndName, + a = r[n], o = e[e.length - 1], l = t._cacheIndex; + o._cacheIndex = l, e[l] = o, e.pop(), delete a[s], 0 === Object.keys(a).length && delete r[n] + } + + _lendBinding(t) { + const e = this._bindings, i = t._cacheIndex, n = this._nActiveBindings++, s = e[n]; + t._cacheIndex = n, e[n] = t, s._cacheIndex = i, e[i] = s + } + + _takeBackBinding(t) { + const e = this._bindings, i = t._cacheIndex, n = --this._nActiveBindings, s = e[n]; + t._cacheIndex = n, e[n] = t, s._cacheIndex = i, e[i] = s + } + + _lendControlInterpolant() { + const t = this._controlInterpolants, e = this._nActiveControlInterpolants++; + let i = t[e]; + return void 0 === i && (i = new Dr(new Float32Array(2), new Float32Array(2), 1, Ca), i.__cacheIndex = e, t[e] = i), i + } + + _takeBackControlInterpolant(t) { + const e = this._controlInterpolants, i = t.__cacheIndex, n = --this._nActiveControlInterpolants, s = e[n]; + t.__cacheIndex = n, e[n] = t, s.__cacheIndex = i, e[i] = s + } + + clipAction(t, e, i) { + const n = e || this._root, s = n.uuid; + let r = "string" == typeof t ? zr.findByName(n, t) : t; + const a = null !== r ? r.uuid : t, o = this._actionsByClip[a]; + let l = null; + if (void 0 === i && (i = null !== r ? r.blendMode : 2500), void 0 !== o) { + const t = o.actionByRoot[s]; + if (void 0 !== t && t.blendMode === i) return t; + l = o.knownActions[0], null === r && (r = l._clip) + } + if (null === r) return null; + const c = new ba(this, r, e, i); + return this._bindAction(c, l), this._addInactiveAction(c, a, s), c + } + + existingAction(t, e) { + const i = e || this._root, n = i.uuid, s = "string" == typeof t ? zr.findByName(i, t) : t, r = s ? s.uuid : t, + a = this._actionsByClip[r]; + return void 0 !== a && a.actionByRoot[n] || null + } + + stopAllAction() { + const t = this._actions; + for (let e = this._nActiveActions - 1; e >= 0; --e) t[e].stop(); + return this + } + + update(t) { + t *= this.timeScale; + const e = this._actions, i = this._nActiveActions, n = this.time += t, s = Math.sign(t), + r = this._accuIndex ^= 1; + for (let a = 0; a !== i; ++a) { + e[a]._update(n, t, s, r) + } + const a = this._bindings, o = this._nActiveBindings; + for (let t = 0; t !== o; ++t) a[t].apply(r); + return this + } + + setTime(t) { + this.time = 0; + for (let t = 0; t < this._actions.length; t++) this._actions[t].time = 0; + return this.update(t) + } + + getRoot() { + return this._root + } + + uncacheClip(t) { + const e = this._actions, i = t.uuid, n = this._actionsByClip, s = n[i]; + if (void 0 !== s) { + const t = s.knownActions; + for (let i = 0, n = t.length; i !== n; ++i) { + const n = t[i]; + this._deactivateAction(n); + const s = n._cacheIndex, r = e[e.length - 1]; + n._cacheIndex = null, n._byClipCacheIndex = null, r._cacheIndex = s, e[s] = r, e.pop(), this._removeInactiveBindingsForAction(n) + } + delete n[i] + } + } + + uncacheRoot(t) { + const e = t.uuid, i = this._actionsByClip; + for (const t in i) { + const n = i[t].actionByRoot[e]; + void 0 !== n && (this._deactivateAction(n), this._removeInactiveAction(n)) + } + const n = this._bindingsByRootAndName[e]; + if (void 0 !== n) for (const t in n) { + const e = n[t]; + e.restoreOriginalState(), this._removeInactiveBinding(e) + } + } + + uncacheAction(t, e) { + const i = this.existingAction(t, e); + null !== i && (this._deactivateAction(i), this._removeInactiveAction(i)) + } +} + +function Sa(t, e) { + return t.distance - e.distance +} + +function Ma(t, e, i, n) { + if (t.layers.test(e.layers) && t.raycast(e, i), !0 === n) { + const n = t.children; + for (let t = 0, s = n.length; t < s; t++) Ma(n[t], e, i, !0) + } +} + +class Ba { + constructor(t = 1, e = 0, i = 0) { + return this.radius = t, this.phi = e, this.theta = i, this + } + + set(t, e, i) { + return this.radius = t, this.phi = e, this.theta = i, this + } + + copy(t) { + return this.radius = t.radius, this.phi = t.phi, this.theta = t.theta, this + } + + makeSafe() { + const t = 1e-6; + return this.phi = Math.max(t, Math.min(Math.PI - t, this.phi)), this + } + + setFromVector3(t) { + return this.setFromCartesianCoords(t.x, t.y, t.z) + } + + setFromCartesianCoords(t, e, i) { + return this.radius = Math.sqrt(t * t + e * e + i * i), 0 === this.radius ? (this.theta = 0, this.phi = 0) : (this.theta = Math.atan2(t, i), this.phi = Math.acos(c(e / this.radius, -1, 1))), this + } + + clone() { + return (new this.constructor).copy(this) + } +} + +const Ta = Ra(); + +function Ra() { + const t = new ArrayBuffer(4), e = new Float32Array(t), i = new Uint32Array(t), n = new Uint32Array(512), + s = new Uint32Array(512); + for (let t = 0; t < 256; ++t) { + const e = t - 127; + e < -27 ? (n[t] = 0, n[256 | t] = 32768, s[t] = 24, s[256 | t] = 24) : e < -14 ? (n[t] = 1024 >> -e - 14, n[256 | t] = 1024 >> -e - 14 | 32768, s[t] = -e - 1, s[256 | t] = -e - 1) : e <= 15 ? (n[t] = e + 15 << 10, n[256 | t] = e + 15 << 10 | 32768, s[t] = 13, s[256 | t] = 13) : e < 128 ? (n[t] = 31744, n[256 | t] = 64512, s[t] = 24, s[256 | t] = 24) : (n[t] = 31744, n[256 | t] = 64512, s[t] = 13, s[256 | t] = 13) + } + const r = new Uint32Array(2048), a = new Uint32Array(64), o = new Uint32Array(64); + for (let t = 1; t < 1024; ++t) { + let e = t << 13, i = 0; + for (; 0 == (8388608 & e);) e <<= 1, i -= 8388608; + e &= -8388609, i += 947912704, r[t] = e | i + } + for (let t = 1024; t < 2048; ++t) r[t] = 939524096 + (t - 1024 << 13); + for (let t = 1; t < 31; ++t) a[t] = t << 23; + a[31] = 1199570944, a[32] = 2147483648; + for (let t = 33; t < 63; ++t) a[t] = 2147483648 + (t - 32 << 23); + a[63] = 3347054592; + for (let t = 1; t < 64; ++t) 32 !== t && (o[t] = 1024); + return { + floatView: e, + uint32View: i, + baseTable: n, + shiftTable: s, + mantissaTable: r, + exponentTable: a, + offsetTable: o + } +} + +var Da = Object.freeze({ + __proto__: null, toHalfFloat: function (t) { + Math.abs(t) > 65504 && console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."), t = c(t, -65504, 65504), Ta.floatView[0] = t; + const e = Ta.uint32View[0], i = e >> 23 & 511; + return Ta.baseTable[i] + ((8388607 & e) >> Ta.shiftTable[i]) + }, fromHalfFloat: function (t) { + const e = t >> 10; + return Ta.uint32View[0] = Ta.mantissaTable[Ta.offsetTable[e] + (1023 & t)] + Ta.exponentTable[e], Ta.floatView[0] + } +}); +"undefined" != typeof __THREE_DEVTOOLS__ && __THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register", {detail: {revision: "146"}})), "undefined" != typeof window && (window.__THREE__ ? console.warn("WARNING: Multiple instances of Three.js being imported.") : window.__THREE__ = "146") /** * @license * Copyright 2019 Google LLC * SPDX-License-Identifier: BSD-3-Clause - */;const La=window,Qa=La.ShadowRoot&&(void 0===La.ShadyCSS||La.ShadyCSS.nativeShadow)&&"adoptedStyleSheets"in Document.prototype&&"replace"in CSSStyleSheet.prototype,Pa=Symbol(),Fa=new WeakMap;class Na{constructor(t,e,i){if(this._$cssResult$=!0,i!==Pa)throw Error("CSSResult is not constructable. Use `unsafeCSS` or `css` instead.");this.cssText=t,this.t=e}get styleSheet(){let t=this.o;const e=this.t;if(Qa&&void 0===t){const i=void 0!==e&&1===e.length;i&&(t=Fa.get(e)),void 0===t&&((this.o=t=new CSSStyleSheet).replaceSync(this.cssText),i&&Fa.set(e,t))}return t}toString(){return this.cssText}}const Ua=Qa?t=>t:t=>t instanceof CSSStyleSheet?(t=>{let e="";for(const i of t.cssRules)e+=i.cssText;return(t=>new Na("string"==typeof t?t:t+"",void 0,Pa))(e)})(t):t -/** - * @license - * Copyright 2017 Google LLC - * SPDX-License-Identifier: BSD-3-Clause - */;var ka;const Oa=window,Ga=Oa.trustedTypes,za=Ga?Ga.emptyScript:"",Ha=Oa.reactiveElementPolyfillSupport,Va={toAttribute(t,e){switch(e){case Boolean:t=t?za:null;break;case Object:case Array:t=null==t?t:JSON.stringify(t)}return t},fromAttribute(t,e){let i=t;switch(e){case Boolean:i=null!==t;break;case Number:i=null===t?null:Number(t);break;case Object:case Array:try{i=JSON.parse(t)}catch(t){i=null}}return i}},Wa=(t,e)=>e!==t&&(e==e||t==t),qa={attribute:!0,type:String,converter:Va,reflect:!1,hasChanged:Wa};class ja extends HTMLElement{constructor(){super(),this._$Ei=new Map,this.isUpdatePending=!1,this.hasUpdated=!1,this._$El=null,this.u()}static addInitializer(t){var e;this.finalize(),(null!==(e=this.h)&&void 0!==e?e:this.h=[]).push(t)}static get observedAttributes(){this.finalize();const t=[];return this.elementProperties.forEach(((e,i)=>{const n=this._$Ep(i,e);void 0!==n&&(this._$Ev.set(n,i),t.push(n))})),t}static createProperty(t,e=qa){if(e.state&&(e.attribute=!1),this.finalize(),this.elementProperties.set(t,e),!e.noAccessor&&!this.prototype.hasOwnProperty(t)){const i="symbol"==typeof t?Symbol():"__"+t,n=this.getPropertyDescriptor(t,i,e);void 0!==n&&Object.defineProperty(this.prototype,t,n)}}static getPropertyDescriptor(t,e,i){return{get(){return this[e]},set(n){const s=this[t];this[e]=n,this.requestUpdate(t,s,i)},configurable:!0,enumerable:!0}}static getPropertyOptions(t){return this.elementProperties.get(t)||qa}static finalize(){if(this.hasOwnProperty("finalized"))return!1;this.finalized=!0;const t=Object.getPrototypeOf(this);if(t.finalize(),void 0!==t.h&&(this.h=[...t.h]),this.elementProperties=new Map(t.elementProperties),this._$Ev=new Map,this.hasOwnProperty("properties")){const t=this.properties,e=[...Object.getOwnPropertyNames(t),...Object.getOwnPropertySymbols(t)];for(const i of e)this.createProperty(i,t[i])}return this.elementStyles=this.finalizeStyles(this.styles),!0}static finalizeStyles(t){const e=[];if(Array.isArray(t)){const i=new Set(t.flat(1/0).reverse());for(const t of i)e.unshift(Ua(t))}else void 0!==t&&e.push(Ua(t));return e}static _$Ep(t,e){const i=e.attribute;return!1===i?void 0:"string"==typeof i?i:"string"==typeof t?t.toLowerCase():void 0}u(){var t;this._$E_=new Promise((t=>this.enableUpdating=t)),this._$AL=new Map,this._$Eg(),this.requestUpdate(),null===(t=this.constructor.h)||void 0===t||t.forEach((t=>t(this)))}addController(t){var e,i;(null!==(e=this._$ES)&&void 0!==e?e:this._$ES=[]).push(t),void 0!==this.renderRoot&&this.isConnected&&(null===(i=t.hostConnected)||void 0===i||i.call(t))}removeController(t){var e;null===(e=this._$ES)||void 0===e||e.splice(this._$ES.indexOf(t)>>>0,1)}_$Eg(){this.constructor.elementProperties.forEach(((t,e)=>{this.hasOwnProperty(e)&&(this._$Ei.set(e,this[e]),delete this[e])}))}createRenderRoot(){var t;const e=null!==(t=this.shadowRoot)&&void 0!==t?t:this.attachShadow(this.constructor.shadowRootOptions);return((t,e)=>{Qa?t.adoptedStyleSheets=e.map((t=>t instanceof CSSStyleSheet?t:t.styleSheet)):e.forEach((e=>{const i=document.createElement("style"),n=La.litNonce;void 0!==n&&i.setAttribute("nonce",n),i.textContent=e.cssText,t.appendChild(i)}))})(e,this.constructor.elementStyles),e}connectedCallback(){var t;void 0===this.renderRoot&&(this.renderRoot=this.createRenderRoot()),this.enableUpdating(!0),null===(t=this._$ES)||void 0===t||t.forEach((t=>{var e;return null===(e=t.hostConnected)||void 0===e?void 0:e.call(t)}))}enableUpdating(t){}disconnectedCallback(){var t;null===(t=this._$ES)||void 0===t||t.forEach((t=>{var e;return null===(e=t.hostDisconnected)||void 0===e?void 0:e.call(t)}))}attributeChangedCallback(t,e,i){this._$AK(t,i)}_$EO(t,e,i=qa){var n;const s=this.constructor._$Ep(t,i);if(void 0!==s&&!0===i.reflect){const r=(void 0!==(null===(n=i.converter)||void 0===n?void 0:n.toAttribute)?i.converter:Va).toAttribute(e,i.type);this._$El=t,null==r?this.removeAttribute(s):this.setAttribute(s,r),this._$El=null}}_$AK(t,e){var i;const n=this.constructor,s=n._$Ev.get(t);if(void 0!==s&&this._$El!==s){const t=n.getPropertyOptions(s),r="function"==typeof t.converter?{fromAttribute:t.converter}:void 0!==(null===(i=t.converter)||void 0===i?void 0:i.fromAttribute)?t.converter:Va;this._$El=s,this[s]=r.fromAttribute(e,t.type),this._$El=null}}requestUpdate(t,e,i){let n=!0;void 0!==t&&(((i=i||this.constructor.getPropertyOptions(t)).hasChanged||Wa)(this[t],e)?(this._$AL.has(t)||this._$AL.set(t,e),!0===i.reflect&&this._$El!==t&&(void 0===this._$EC&&(this._$EC=new Map),this._$EC.set(t,i))):n=!1),!this.isUpdatePending&&n&&(this._$E_=this._$Ej())}async _$Ej(){this.isUpdatePending=!0;try{await this._$E_}catch(t){Promise.reject(t)}const t=this.scheduleUpdate();return null!=t&&await t,!this.isUpdatePending}scheduleUpdate(){return this.performUpdate()}performUpdate(){var t;if(!this.isUpdatePending)return;this.hasUpdated,this._$Ei&&(this._$Ei.forEach(((t,e)=>this[e]=t)),this._$Ei=void 0);let e=!1;const i=this._$AL;try{e=this.shouldUpdate(i),e?(this.willUpdate(i),null===(t=this._$ES)||void 0===t||t.forEach((t=>{var e;return null===(e=t.hostUpdate)||void 0===e?void 0:e.call(t)})),this.update(i)):this._$Ek()}catch(t){throw e=!1,this._$Ek(),t}e&&this._$AE(i)}willUpdate(t){}_$AE(t){var e;null===(e=this._$ES)||void 0===e||e.forEach((t=>{var e;return null===(e=t.hostUpdated)||void 0===e?void 0:e.call(t)})),this.hasUpdated||(this.hasUpdated=!0,this.firstUpdated(t)),this.updated(t)}_$Ek(){this._$AL=new Map,this.isUpdatePending=!1}get updateComplete(){return this.getUpdateComplete()}getUpdateComplete(){return this._$E_}shouldUpdate(t){return!0}update(t){void 0!==this._$EC&&(this._$EC.forEach(((t,e)=>this._$EO(e,this[e],t))),this._$EC=void 0),this._$Ek()}updated(t){}firstUpdated(t){}} + */; +const La = window, + Qa = La.ShadowRoot && (void 0 === La.ShadyCSS || La.ShadyCSS.nativeShadow) && "adoptedStyleSheets" in Document.prototype && "replace" in CSSStyleSheet.prototype, + Pa = Symbol(), Fa = new WeakMap; + +class Na { + constructor(t, e, i) { + if (this._$cssResult$ = !0, i !== Pa) throw Error("CSSResult is not constructable. Use `unsafeCSS` or `css` instead."); + this.cssText = t, this.t = e + } + + get styleSheet() { + let t = this.o; + const e = this.t; + if (Qa && void 0 === t) { + const i = void 0 !== e && 1 === e.length; + i && (t = Fa.get(e)), void 0 === t && ((this.o = t = new CSSStyleSheet).replaceSync(this.cssText), i && Fa.set(e, t)) + } + return t + } + + toString() { + return this.cssText + } +} + +const Ua = Qa ? t => t : t => t instanceof CSSStyleSheet ? (t => { + let e = ""; + for (const i of t.cssRules) e += i.cssText; + return (t => new Na("string" == typeof t ? t : t + "", void 0, Pa))(e) + })(t) : t + /** + * @license + * Copyright 2017 Google LLC + * SPDX-License-Identifier: BSD-3-Clause + */; +var ka; +const Oa = window, Ga = Oa.trustedTypes, za = Ga ? Ga.emptyScript : "", Ha = Oa.reactiveElementPolyfillSupport, Va = { + toAttribute(t, e) { + switch (e) { + case Boolean: + t = t ? za : null; + break; + case Object: + case Array: + t = null == t ? t : JSON.stringify(t) + } + return t + }, fromAttribute(t, e) { + let i = t; + switch (e) { + case Boolean: + i = null !== t; + break; + case Number: + i = null === t ? null : Number(t); + break; + case Object: + case Array: + try { + i = JSON.parse(t) + } catch (t) { + i = null + } + } + return i + } + }, Wa = (t, e) => e !== t && (e == e || t == t), + qa = {attribute: !0, type: String, converter: Va, reflect: !1, hasChanged: Wa}; + +class ja extends HTMLElement { + constructor() { + super(), this._$Ei = new Map, this.isUpdatePending = !1, this.hasUpdated = !1, this._$El = null, this.u() + } + + static addInitializer(t) { + var e; + this.finalize(), (null !== (e = this.h) && void 0 !== e ? e : this.h = []).push(t) + } + + static get observedAttributes() { + this.finalize(); + const t = []; + return this.elementProperties.forEach(((e, i) => { + const n = this._$Ep(i, e); + void 0 !== n && (this._$Ev.set(n, i), t.push(n)) + })), t + } + + static createProperty(t, e = qa) { + if (e.state && (e.attribute = !1), this.finalize(), this.elementProperties.set(t, e), !e.noAccessor && !this.prototype.hasOwnProperty(t)) { + const i = "symbol" == typeof t ? Symbol() : "__" + t, n = this.getPropertyDescriptor(t, i, e); + void 0 !== n && Object.defineProperty(this.prototype, t, n) + } + } + + static getPropertyDescriptor(t, e, i) { + return { + get() { + return this[e] + }, set(n) { + const s = this[t]; + this[e] = n, this.requestUpdate(t, s, i) + }, configurable: !0, enumerable: !0 + } + } + + static getPropertyOptions(t) { + return this.elementProperties.get(t) || qa + } + + static finalize() { + if (this.hasOwnProperty("finalized")) return !1; + this.finalized = !0; + const t = Object.getPrototypeOf(this); + if (t.finalize(), void 0 !== t.h && (this.h = [...t.h]), this.elementProperties = new Map(t.elementProperties), this._$Ev = new Map, this.hasOwnProperty("properties")) { + const t = this.properties, e = [...Object.getOwnPropertyNames(t), ...Object.getOwnPropertySymbols(t)]; + for (const i of e) this.createProperty(i, t[i]) + } + return this.elementStyles = this.finalizeStyles(this.styles), !0 + } + + static finalizeStyles(t) { + const e = []; + if (Array.isArray(t)) { + const i = new Set(t.flat(1 / 0).reverse()); + for (const t of i) e.unshift(Ua(t)) + } else void 0 !== t && e.push(Ua(t)); + return e + } + + static _$Ep(t, e) { + const i = e.attribute; + return !1 === i ? void 0 : "string" == typeof i ? i : "string" == typeof t ? t.toLowerCase() : void 0 + } + + u() { + var t; + this._$E_ = new Promise((t => this.enableUpdating = t)), this._$AL = new Map, this._$Eg(), this.requestUpdate(), null === (t = this.constructor.h) || void 0 === t || t.forEach((t => t(this))) + } + + addController(t) { + var e, i; + (null !== (e = this._$ES) && void 0 !== e ? e : this._$ES = []).push(t), void 0 !== this.renderRoot && this.isConnected && (null === (i = t.hostConnected) || void 0 === i || i.call(t)) + } + + removeController(t) { + var e; + null === (e = this._$ES) || void 0 === e || e.splice(this._$ES.indexOf(t) >>> 0, 1) + } + + _$Eg() { + this.constructor.elementProperties.forEach(((t, e) => { + this.hasOwnProperty(e) && (this._$Ei.set(e, this[e]), delete this[e]) + })) + } + + createRenderRoot() { + var t; + const e = null !== (t = this.shadowRoot) && void 0 !== t ? t : this.attachShadow(this.constructor.shadowRootOptions); + return ((t, e) => { + Qa ? t.adoptedStyleSheets = e.map((t => t instanceof CSSStyleSheet ? t : t.styleSheet)) : e.forEach((e => { + const i = document.createElement("style"), n = La.litNonce; + void 0 !== n && i.setAttribute("nonce", n), i.textContent = e.cssText, t.appendChild(i) + })) + })(e, this.constructor.elementStyles), e + } + + connectedCallback() { + var t; + void 0 === this.renderRoot && (this.renderRoot = this.createRenderRoot()), this.enableUpdating(!0), null === (t = this._$ES) || void 0 === t || t.forEach((t => { + var e; + return null === (e = t.hostConnected) || void 0 === e ? void 0 : e.call(t) + })) + } + + enableUpdating(t) { + } + + disconnectedCallback() { + var t; + null === (t = this._$ES) || void 0 === t || t.forEach((t => { + var e; + return null === (e = t.hostDisconnected) || void 0 === e ? void 0 : e.call(t) + })) + } + + attributeChangedCallback(t, e, i) { + this._$AK(t, i) + } + + _$EO(t, e, i = qa) { + var n; + const s = this.constructor._$Ep(t, i); + if (void 0 !== s && !0 === i.reflect) { + const r = (void 0 !== (null === (n = i.converter) || void 0 === n ? void 0 : n.toAttribute) ? i.converter : Va).toAttribute(e, i.type); + this._$El = t, null == r ? this.removeAttribute(s) : this.setAttribute(s, r), this._$El = null + } + } + + _$AK(t, e) { + var i; + const n = this.constructor, s = n._$Ev.get(t); + if (void 0 !== s && this._$El !== s) { + const t = n.getPropertyOptions(s), + r = "function" == typeof t.converter ? {fromAttribute: t.converter} : void 0 !== (null === (i = t.converter) || void 0 === i ? void 0 : i.fromAttribute) ? t.converter : Va; + this._$El = s, this[s] = r.fromAttribute(e, t.type), this._$El = null + } + } + + requestUpdate(t, e, i) { + let n = !0; + void 0 !== t && (((i = i || this.constructor.getPropertyOptions(t)).hasChanged || Wa)(this[t], e) ? (this._$AL.has(t) || this._$AL.set(t, e), !0 === i.reflect && this._$El !== t && (void 0 === this._$EC && (this._$EC = new Map), this._$EC.set(t, i))) : n = !1), !this.isUpdatePending && n && (this._$E_ = this._$Ej()) + } + + async _$Ej() { + this.isUpdatePending = !0; + try { + await this._$E_ + } catch (t) { + Promise.reject(t) + } + const t = this.scheduleUpdate(); + return null != t && await t, !this.isUpdatePending + } + + scheduleUpdate() { + return this.performUpdate() + } + + performUpdate() { + var t; + if (!this.isUpdatePending) return; + this.hasUpdated, this._$Ei && (this._$Ei.forEach(((t, e) => this[e] = t)), this._$Ei = void 0); + let e = !1; + const i = this._$AL; + try { + e = this.shouldUpdate(i), e ? (this.willUpdate(i), null === (t = this._$ES) || void 0 === t || t.forEach((t => { + var e; + return null === (e = t.hostUpdate) || void 0 === e ? void 0 : e.call(t) + })), this.update(i)) : this._$Ek() + } catch (t) { + throw e = !1, this._$Ek(), t + } + e && this._$AE(i) + } + + willUpdate(t) { + } + + _$AE(t) { + var e; + null === (e = this._$ES) || void 0 === e || e.forEach((t => { + var e; + return null === (e = t.hostUpdated) || void 0 === e ? void 0 : e.call(t) + })), this.hasUpdated || (this.hasUpdated = !0, this.firstUpdated(t)), this.updated(t) + } + + _$Ek() { + this._$AL = new Map, this.isUpdatePending = !1 + } + + get updateComplete() { + return this.getUpdateComplete() + } + + getUpdateComplete() { + return this._$E_ + } + + shouldUpdate(t) { + return !0 + } + + update(t) { + void 0 !== this._$EC && (this._$EC.forEach(((t, e) => this._$EO(e, this[e], t))), this._$EC = void 0), this._$Ek() + } + + updated(t) { + } + + firstUpdated(t) { + } +} + /** * @license * Copyright 2017 Google LLC * SPDX-License-Identifier: BSD-3-Clause */ -var Ya;ja.finalized=!0,ja.elementProperties=new Map,ja.elementStyles=[],ja.shadowRootOptions={mode:"open"},null==Ha||Ha({ReactiveElement:ja}),(null!==(ka=Oa.reactiveElementVersions)&&void 0!==ka?ka:Oa.reactiveElementVersions=[]).push("1.4.2");const Ja=window,Xa=Ja.trustedTypes,Ka=Xa?Xa.createPolicy("lit-html",{createHTML:t=>t}):void 0,$a=`lit$${(Math.random()+"").slice(9)}$`,Za="?"+$a,to=`<${Za}>`,eo=document,io=(t="")=>eo.createComment(t),no=t=>null===t||"object"!=typeof t&&"function"!=typeof t,so=Array.isArray,ro=/<(?:(!--|\/[^a-zA-Z])|(\/?[a-zA-Z][^>\s]*)|(\/?$))/g,ao=/-->/g,oo=/>/g,lo=RegExp(">|[ \t\n\f\r](?:([^\\s\"'>=/]+)([ \t\n\f\r]*=[ \t\n\f\r]*(?:[^ \t\n\f\r\"'`<>=]|(\"|')|))|$)","g"),co=/'/g,ho=/"/g,uo=/^(?:script|style|textarea|title)$/i,Ao=(t=>(e,...i)=>({_$litType$:t,strings:e,values:i}))(1),po=Symbol.for("lit-noChange"),mo=Symbol.for("lit-nothing"),go=new WeakMap,fo=eo.createTreeWalker(eo,129,null,!1),vo=(t,e)=>{const i=t.length-1,n=[];let s,r=2===e?"":"",a=ro;for(let e=0;e"===l[0]?(a=null!=s?s:ro,c=-1):void 0===l[1]?c=-2:(c=a.lastIndex-l[2].length,o=l[1],a=void 0===l[3]?lo:'"'===l[3]?ho:co):a===ho||a===co?a=lo:a===ao||a===oo?a=ro:(a=lo,s=void 0);const u=a===lo&&t[e+1].startsWith("/>")?" ":"";r+=a===ro?i+to:c>=0?(n.push(o),i.slice(0,c)+"$lit$"+i.slice(c)+$a+u):i+$a+(-2===c?(n.push(void 0),e):u)}const o=r+(t[i]||"")+(2===e?"":"");if(!Array.isArray(t)||!t.hasOwnProperty("raw"))throw Error("invalid template strings array");return[void 0!==Ka?Ka.createHTML(o):o,n]};class yo{constructor({strings:t,_$litType$:e},i){let n;this.parts=[];let s=0,r=0;const a=t.length-1,o=this.parts,[l,c]=vo(t,e);if(this.el=yo.createElement(l,i),fo.currentNode=this.el.content,2===e){const t=this.el.content,e=t.firstChild;e.remove(),t.append(...e.childNodes)}for(;null!==(n=fo.nextNode())&&o.length0){n.textContent=Xa?Xa.emptyScript:"";for(let i=0;iso(t)||"function"==typeof(null==t?void 0:t[Symbol.iterator]))(t)?this.k(t):this.g(t)}O(t,e=this._$AB){return this._$AA.parentNode.insertBefore(t,e)}T(t){this._$AH!==t&&(this._$AR(),this._$AH=this.O(t))}g(t){this._$AH!==mo&&no(this._$AH)?this._$AA.nextSibling.data=t:this.T(eo.createTextNode(t)),this._$AH=t}$(t){var e;const{values:i,_$litType$:n}=t,s="number"==typeof n?this._$AC(t):(void 0===n.el&&(n.el=yo.createElement(n.h,this.options)),n);if((null===(e=this._$AH)||void 0===e?void 0:e._$AD)===s)this._$AH.p(i);else{const t=new _o(s,this),e=t.v(this.options);t.p(i),this.T(e),this._$AH=t}}_$AC(t){let e=go.get(t.strings);return void 0===e&&go.set(t.strings,e=new yo(t)),e}k(t){so(this._$AH)||(this._$AH=[],this._$AR());const e=this._$AH;let i,n=0;for(const s of t)n===e.length?e.push(i=new Eo(this.O(io()),this.O(io()),this,this.options)):i=e[n],i._$AI(s),n++;n2||""!==i[0]||""!==i[1]?(this._$AH=Array(i.length-1).fill(new String),this.strings=i):this._$AH=mo}get tagName(){return this.element.tagName}get _$AU(){return this._$AM._$AU}_$AI(t,e=this,i,n){const s=this.strings;let r=!1;if(void 0===s)t=xo(this,t,e,0),r=!no(t)||t!==this._$AH&&t!==po,r&&(this._$AH=t);else{const n=t;let a,o;for(t=s[0],a=0;a{var n,s;const r=null!==(n=null==i?void 0:i.renderBefore)&&void 0!==n?n:e;let a=r._$litPart$;if(void 0===a){const t=null!==(s=null==i?void 0:i.renderBefore)&&void 0!==s?s:null;r._$litPart$=a=new Eo(e.insertBefore(io(),t),t,void 0,null!=i?i:{})}return a._$AI(t),a -/** - * @license - * Copyright 2017 Google LLC - * SPDX-License-Identifier: BSD-3-Clause - */};var Ro,Do;class Lo extends ja{constructor(){super(...arguments),this.renderOptions={host:this},this._$Do=void 0}createRenderRoot(){var t,e;const i=super.createRenderRoot();return null!==(t=(e=this.renderOptions).renderBefore)&&void 0!==t||(e.renderBefore=i.firstChild),i}update(t){const e=this.render();this.hasUpdated||(this.renderOptions.isConnected=this.isConnected),super.update(t),this._$Do=To(e,this.renderRoot,this.renderOptions)}connectedCallback(){var t;super.connectedCallback(),null===(t=this._$Do)||void 0===t||t.setConnected(!0)}disconnectedCallback(){var t;super.disconnectedCallback(),null===(t=this._$Do)||void 0===t||t.setConnected(!1)}render(){return po}}Lo.finalized=!0,Lo._$litElement$=!0,null===(Ro=globalThis.litElementHydrateSupport)||void 0===Ro||Ro.call(globalThis,{LitElement:Lo});const Qo=globalThis.litElementPolyfillSupport;null==Qo||Qo({LitElement:Lo}),(null!==(Do=globalThis.litElementVersions)&&void 0!==Do?Do:globalThis.litElementVersions=[]).push("3.2.2"); +var Ya; +ja.finalized = !0, ja.elementProperties = new Map, ja.elementStyles = [], ja.shadowRootOptions = {mode: "open"}, null == Ha || Ha({ReactiveElement: ja}), (null !== (ka = Oa.reactiveElementVersions) && void 0 !== ka ? ka : Oa.reactiveElementVersions = []).push("1.4.2"); +const Ja = window, Xa = Ja.trustedTypes, Ka = Xa ? Xa.createPolicy("lit-html", {createHTML: t => t}) : void 0, + $a = `lit$${(Math.random() + "").slice(9)}$`, Za = "?" + $a, to = `<${Za}>`, eo = document, + io = (t = "") => eo.createComment(t), no = t => null === t || "object" != typeof t && "function" != typeof t, + so = Array.isArray, ro = /<(?:(!--|\/[^a-zA-Z])|(\/?[a-zA-Z][^>\s]*)|(\/?$))/g, ao = /-->/g, oo = />/g, + lo = RegExp(">|[ \t\n\f\r](?:([^\\s\"'>=/]+)([ \t\n\f\r]*=[ \t\n\f\r]*(?:[^ \t\n\f\r\"'`<>=]|(\"|')|))|$)", "g"), + co = /'/g, ho = /"/g, uo = /^(?:script|style|textarea|title)$/i, + Ao = (t => (e, ...i) => ({_$litType$: t, strings: e, values: i}))(1), po = Symbol.for("lit-noChange"), + mo = Symbol.for("lit-nothing"), go = new WeakMap, fo = eo.createTreeWalker(eo, 129, null, !1), vo = (t, e) => { + const i = t.length - 1, n = []; + let s, r = 2 === e ? "" : "", a = ro; + for (let e = 0; e < i; e++) { + const i = t[e]; + let o, l, c = -1, h = 0; + for (; h < i.length && (a.lastIndex = h, l = a.exec(i), null !== l);) h = a.lastIndex, a === ro ? "!--" === l[1] ? a = ao : void 0 !== l[1] ? a = oo : void 0 !== l[2] ? (uo.test(l[2]) && (s = RegExp("" === l[0] ? (a = null != s ? s : ro, c = -1) : void 0 === l[1] ? c = -2 : (c = a.lastIndex - l[2].length, o = l[1], a = void 0 === l[3] ? lo : '"' === l[3] ? ho : co) : a === ho || a === co ? a = lo : a === ao || a === oo ? a = ro : (a = lo, s = void 0); + const u = a === lo && t[e + 1].startsWith("/>") ? " " : ""; + r += a === ro ? i + to : c >= 0 ? (n.push(o), i.slice(0, c) + "$lit$" + i.slice(c) + $a + u) : i + $a + (-2 === c ? (n.push(void 0), e) : u) + } + const o = r + (t[i] || "") + (2 === e ? "" : ""); + if (!Array.isArray(t) || !t.hasOwnProperty("raw")) throw Error("invalid template strings array"); + return [void 0 !== Ka ? Ka.createHTML(o) : o, n] + }; + +class yo { + constructor({strings: t, _$litType$: e}, i) { + let n; + this.parts = []; + let s = 0, r = 0; + const a = t.length - 1, o = this.parts, [l, c] = vo(t, e); + if (this.el = yo.createElement(l, i), fo.currentNode = this.el.content, 2 === e) { + const t = this.el.content, e = t.firstChild; + e.remove(), t.append(...e.childNodes) + } + for (; null !== (n = fo.nextNode()) && o.length < a;) { + if (1 === n.nodeType) { + if (n.hasAttributes()) { + const t = []; + for (const e of n.getAttributeNames()) if (e.endsWith("$lit$") || e.startsWith($a)) { + const i = c[r++]; + if (t.push(e), void 0 !== i) { + const t = n.getAttribute(i.toLowerCase() + "$lit$").split($a), e = /([.?@])?(.*)/.exec(i); + o.push({ + type: 1, + index: s, + name: e[2], + strings: t, + ctor: "." === e[1] ? bo : "?" === e[1] ? Io : "@" === e[1] ? So : wo + }) + } else o.push({type: 6, index: s}) + } + for (const e of t) n.removeAttribute(e) + } + if (uo.test(n.tagName)) { + const t = n.textContent.split($a), e = t.length - 1; + if (e > 0) { + n.textContent = Xa ? Xa.emptyScript : ""; + for (let i = 0; i < e; i++) n.append(t[i], io()), fo.nextNode(), o.push({type: 2, index: ++s}); + n.append(t[e], io()) + } + } + } else if (8 === n.nodeType) if (n.data === Za) o.push({type: 2, index: s}); else { + let t = -1; + for (; -1 !== (t = n.data.indexOf($a, t + 1));) o.push({type: 7, index: s}), t += $a.length - 1 + } + s++ + } + } + + static createElement(t, e) { + const i = eo.createElement("template"); + return i.innerHTML = t, i + } +} + +function xo(t, e, i = t, n) { + var s, r, a, o; + if (e === po) return e; + let l = void 0 !== n ? null === (s = i._$Co) || void 0 === s ? void 0 : s[n] : i._$Cl; + const c = no(e) ? void 0 : e._$litDirective$; + return (null == l ? void 0 : l.constructor) !== c && (null === (r = null == l ? void 0 : l._$AO) || void 0 === r || r.call(l, !1), void 0 === c ? l = void 0 : (l = new c(t), l._$AT(t, i, n)), void 0 !== n ? (null !== (a = (o = i)._$Co) && void 0 !== a ? a : o._$Co = [])[n] = l : i._$Cl = l), void 0 !== l && (e = xo(t, l._$AS(t, e.values), l, n)), e +} + +class _o { + constructor(t, e) { + this.u = [], this._$AN = void 0, this._$AD = t, this._$AM = e + } + + get parentNode() { + return this._$AM.parentNode + } + + get _$AU() { + return this._$AM._$AU + } + + v(t) { + var e; + const {el: {content: i}, parts: n} = this._$AD, + s = (null !== (e = null == t ? void 0 : t.creationScope) && void 0 !== e ? e : eo).importNode(i, !0); + fo.currentNode = s; + let r = fo.nextNode(), a = 0, o = 0, l = n[0]; + for (; void 0 !== l;) { + if (a === l.index) { + let e; + 2 === l.type ? e = new Eo(r, r.nextSibling, this, t) : 1 === l.type ? e = new l.ctor(r, l.name, l.strings, this, t) : 6 === l.type && (e = new Mo(r, this, t)), this.u.push(e), l = n[++o] + } + a !== (null == l ? void 0 : l.index) && (r = fo.nextNode(), a++) + } + return s + } + + p(t) { + let e = 0; + for (const i of this.u) void 0 !== i && (void 0 !== i.strings ? (i._$AI(t, i, e), e += i.strings.length - 2) : i._$AI(t[e])), e++ + } +} + +class Eo { + constructor(t, e, i, n) { + var s; + this.type = 2, this._$AH = mo, this._$AN = void 0, this._$AA = t, this._$AB = e, this._$AM = i, this.options = n, this._$Cm = null === (s = null == n ? void 0 : n.isConnected) || void 0 === s || s + } + + get _$AU() { + var t, e; + return null !== (e = null === (t = this._$AM) || void 0 === t ? void 0 : t._$AU) && void 0 !== e ? e : this._$Cm + } + + get parentNode() { + let t = this._$AA.parentNode; + const e = this._$AM; + return void 0 !== e && 11 === t.nodeType && (t = e.parentNode), t + } + + get startNode() { + return this._$AA + } + + get endNode() { + return this._$AB + } + + _$AI(t, e = this) { + t = xo(this, t, e), no(t) ? t === mo || null == t || "" === t ? (this._$AH !== mo && this._$AR(), this._$AH = mo) : t !== this._$AH && t !== po && this.g(t) : void 0 !== t._$litType$ ? this.$(t) : void 0 !== t.nodeType ? this.T(t) : (t => so(t) || "function" == typeof (null == t ? void 0 : t[Symbol.iterator]))(t) ? this.k(t) : this.g(t) + } + + O(t, e = this._$AB) { + return this._$AA.parentNode.insertBefore(t, e) + } + + T(t) { + this._$AH !== t && (this._$AR(), this._$AH = this.O(t)) + } + + g(t) { + this._$AH !== mo && no(this._$AH) ? this._$AA.nextSibling.data = t : this.T(eo.createTextNode(t)), this._$AH = t + } + + $(t) { + var e; + const {values: i, _$litType$: n} = t, + s = "number" == typeof n ? this._$AC(t) : (void 0 === n.el && (n.el = yo.createElement(n.h, this.options)), n); + if ((null === (e = this._$AH) || void 0 === e ? void 0 : e._$AD) === s) this._$AH.p(i); else { + const t = new _o(s, this), e = t.v(this.options); + t.p(i), this.T(e), this._$AH = t + } + } + + _$AC(t) { + let e = go.get(t.strings); + return void 0 === e && go.set(t.strings, e = new yo(t)), e + } + + k(t) { + so(this._$AH) || (this._$AH = [], this._$AR()); + const e = this._$AH; + let i, n = 0; + for (const s of t) n === e.length ? e.push(i = new Eo(this.O(io()), this.O(io()), this, this.options)) : i = e[n], i._$AI(s), n++; + n < e.length && (this._$AR(i && i._$AB.nextSibling, n), e.length = n) + } + + _$AR(t = this._$AA.nextSibling, e) { + var i; + for (null === (i = this._$AP) || void 0 === i || i.call(this, !1, !0, e); t && t !== this._$AB;) { + const e = t.nextSibling; + t.remove(), t = e + } + } + + setConnected(t) { + var e; + void 0 === this._$AM && (this._$Cm = t, null === (e = this._$AP) || void 0 === e || e.call(this, t)) + } +} + +class wo { + constructor(t, e, i, n, s) { + this.type = 1, this._$AH = mo, this._$AN = void 0, this.element = t, this.name = e, this._$AM = n, this.options = s, i.length > 2 || "" !== i[0] || "" !== i[1] ? (this._$AH = Array(i.length - 1).fill(new String), this.strings = i) : this._$AH = mo + } + + get tagName() { + return this.element.tagName + } + + get _$AU() { + return this._$AM._$AU + } + + _$AI(t, e = this, i, n) { + const s = this.strings; + let r = !1; + if (void 0 === s) t = xo(this, t, e, 0), r = !no(t) || t !== this._$AH && t !== po, r && (this._$AH = t); else { + const n = t; + let a, o; + for (t = s[0], a = 0; a < s.length - 1; a++) o = xo(this, n[i + a], e, a), o === po && (o = this._$AH[a]), r || (r = !no(o) || o !== this._$AH[a]), o === mo ? t = mo : t !== mo && (t += (null != o ? o : "") + s[a + 1]), this._$AH[a] = o + } + r && !n && this.j(t) + } + + j(t) { + t === mo ? this.element.removeAttribute(this.name) : this.element.setAttribute(this.name, null != t ? t : "") + } +} + +class bo extends wo { + constructor() { + super(...arguments), this.type = 3 + } + + j(t) { + this.element[this.name] = t === mo ? void 0 : t + } +} + +const Co = Xa ? Xa.emptyScript : ""; + +class Io extends wo { + constructor() { + super(...arguments), this.type = 4 + } + + j(t) { + t && t !== mo ? this.element.setAttribute(this.name, Co) : this.element.removeAttribute(this.name) + } +} + +class So extends wo { + constructor(t, e, i, n, s) { + super(t, e, i, n, s), this.type = 5 + } + + _$AI(t, e = this) { + var i; + if ((t = null !== (i = xo(this, t, e, 0)) && void 0 !== i ? i : mo) === po) return; + const n = this._$AH, + s = t === mo && n !== mo || t.capture !== n.capture || t.once !== n.once || t.passive !== n.passive, + r = t !== mo && (n === mo || s); + s && this.element.removeEventListener(this.name, this, n), r && this.element.addEventListener(this.name, this, t), this._$AH = t + } + + handleEvent(t) { + var e, i; + "function" == typeof this._$AH ? this._$AH.call(null !== (i = null === (e = this.options) || void 0 === e ? void 0 : e.host) && void 0 !== i ? i : this.element, t) : this._$AH.handleEvent(t) + } +} + +class Mo { + constructor(t, e, i) { + this.element = t, this.type = 6, this._$AN = void 0, this._$AM = e, this.options = i + } + + get _$AU() { + return this._$AM._$AU + } + + _$AI(t) { + xo(this, t) + } +} + +const Bo = Ja.litHtmlPolyfillSupport; +null == Bo || Bo(yo, Eo), (null !== (Ya = Ja.litHtmlVersions) && void 0 !== Ya ? Ya : Ja.litHtmlVersions = []).push("2.4.0"); +const To = (t, e, i) => { + var n, s; + const r = null !== (n = null == i ? void 0 : i.renderBefore) && void 0 !== n ? n : e; + let a = r._$litPart$; + if (void 0 === a) { + const t = null !== (s = null == i ? void 0 : i.renderBefore) && void 0 !== s ? s : null; + r._$litPart$ = a = new Eo(e.insertBefore(io(), t), t, void 0, null != i ? i : {}) + } + return a._$AI(t), a + /** + * @license + * Copyright 2017 Google LLC + * SPDX-License-Identifier: BSD-3-Clause + */ +}; +var Ro, Do; + +class Lo extends ja { + constructor() { + super(...arguments), this.renderOptions = {host: this}, this._$Do = void 0 + } + + createRenderRoot() { + var t, e; + const i = super.createRenderRoot(); + return null !== (t = (e = this.renderOptions).renderBefore) && void 0 !== t || (e.renderBefore = i.firstChild), i + } + + update(t) { + const e = this.render(); + this.hasUpdated || (this.renderOptions.isConnected = this.isConnected), super.update(t), this._$Do = To(e, this.renderRoot, this.renderOptions) + } + + connectedCallback() { + var t; + super.connectedCallback(), null === (t = this._$Do) || void 0 === t || t.setConnected(!0) + } + + disconnectedCallback() { + var t; + super.disconnectedCallback(), null === (t = this._$Do) || void 0 === t || t.setConnected(!1) + } + + render() { + return po + } +} + +Lo.finalized = !0, Lo._$litElement$ = !0, null === (Ro = globalThis.litElementHydrateSupport) || void 0 === Ro || Ro.call(globalThis, {LitElement: Lo}); +const Qo = globalThis.litElementPolyfillSupport; +null == Qo || Qo({LitElement: Lo}), (null !== (Do = globalThis.litElementVersions) && void 0 !== Do ? Do : globalThis.litElementVersions = []).push("3.2.2"); /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -44,7 +11831,52 @@ var Ya;ja.finalized=!0,ja.elementProperties=new Map,ja.elementStyles=[],ja.shado * See the License for the specific language governing permissions and * limitations under the License. */ -const Po=null!=navigator.xr&&null!=self.XRSession&&null!=navigator.xr.isSessionSupported,Fo=Po&&null!=self.XRSession.prototype.requestHitTestSource,No=null!=self.ResizeObserver,Uo=null!=self.IntersectionObserver,ko=Fo;(()=>{const t=navigator.userAgent||navigator.vendor||self.opera;let e=!1;(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(t)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(t.substr(0,4)))&&(e=!0)})(),/\bCrOS\b/.test(navigator.userAgent);const Oo=/android/i.test(navigator.userAgent),Go=/iPad|iPhone|iPod/.test(navigator.userAgent)&&!self.MSStream||"MacIntel"===navigator.platform&&navigator.maxTouchPoints>1;/Safari\//.test(navigator.userAgent);const zo=/firefox/i.test(navigator.userAgent),Ho=/OculusBrowser/.test(navigator.userAgent);Go&&/CriOS\//.test(navigator.userAgent);const Vo=Oo&&!zo&&!Ho,Wo=Boolean(window.webkit&&window.webkit.messageHandlers),qo=(()=>{if(Go){if(Wo)return Boolean(/CriOS\/|EdgiOS\/|FxiOS\/|GSA\/|DuckDuckGo\//.test(navigator.userAgent));{const t=document.createElement("a");return Boolean(t.relList&&t.relList.supports&&t.relList.supports("ar"))}}return!1})(),jo=t=>t&&"null"!==t?Jo(t):null,Yo=()=>{if(ko)return;const t=[];throw Po||t.push("WebXR Device API"),Fo||t.push("WebXR Hit Test API"),new Error(`The following APIs are required for AR, but are missing in this browser: ${t.join(", ")}`)},Jo=t=>new URL(t,window.location.toString()).toString(),Xo=(t,e)=>{let i=null;return(...n)=>{null!=i&&self.clearTimeout(i),i=self.setTimeout((()=>{i=null,t(...n)}),e)}},Ko=(t,e,i)=>Math.max(e,Math.min(i,t)),$o=(()=>{const t=(()=>{var t;if(null===(t=document.documentElement.getAttribute("itemtype"))||void 0===t?void 0:t.includes("schema.org/SearchResultsPage"))return!0;const e=null!=document.head?Array.from(document.head.querySelectorAll("meta")):[];for(const t of e)if("viewport"===t.name)return!0;return!1})();return t||console.warn('No detected; will cap pixel density at 1.'),()=>t?window.devicePixelRatio:1})(),Zo=(()=>{const t=new RegExp("[?&]model-viewer-debug-mode(&|$)");return()=>self.ModelViewerElement&&self.ModelViewerElement.debugMode||self.location&&self.location.search&&self.location.search.match(t)})(); +const Po = null != navigator.xr && null != self.XRSession && null != navigator.xr.isSessionSupported, + Fo = Po && null != self.XRSession.prototype.requestHitTestSource, No = null != self.ResizeObserver, + Uo = null != self.IntersectionObserver, ko = Fo; +(() => { + const t = navigator.userAgent || navigator.vendor || self.opera; + let e = !1; + (/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(t) || /1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(t.substr(0, 4))) && (e = !0) +})(), /\bCrOS\b/.test(navigator.userAgent); +const Oo = /android/i.test(navigator.userAgent), + Go = /iPad|iPhone|iPod/.test(navigator.userAgent) && !self.MSStream || "MacIntel" === navigator.platform && navigator.maxTouchPoints > 1; +/Safari\//.test(navigator.userAgent); +const zo = /firefox/i.test(navigator.userAgent), Ho = /OculusBrowser/.test(navigator.userAgent); +Go && /CriOS\//.test(navigator.userAgent); +const Vo = Oo && !zo && !Ho, Wo = Boolean(window.webkit && window.webkit.messageHandlers), qo = (() => { + if (Go) { + if (Wo) return Boolean(/CriOS\/|EdgiOS\/|FxiOS\/|GSA\/|DuckDuckGo\//.test(navigator.userAgent)); + { + const t = document.createElement("a"); + return Boolean(t.relList && t.relList.supports && t.relList.supports("ar")) + } + } + return !1 +})(), jo = t => t && "null" !== t ? Jo(t) : null, Yo = () => { + if (ko) return; + const t = []; + throw Po || t.push("WebXR Device API"), Fo || t.push("WebXR Hit Test API"), new Error(`The following APIs are required for AR, but are missing in this browser: ${t.join(", ")}`) +}, Jo = t => new URL(t, window.location.toString()).toString(), Xo = (t, e) => { + let i = null; + return (...n) => { + null != i && self.clearTimeout(i), i = self.setTimeout((() => { + i = null, t(...n) + }), e) + } +}, Ko = (t, e, i) => Math.max(e, Math.min(i, t)), $o = (() => { + const t = (() => { + var t; + if (null === (t = document.documentElement.getAttribute("itemtype")) || void 0 === t ? void 0 : t.includes("schema.org/SearchResultsPage")) return !0; + const e = null != document.head ? Array.from(document.head.querySelectorAll("meta")) : []; + for (const t of e) if ("viewport" === t.name) return !0; + return !1 + })(); + return t || console.warn('No detected; will cap pixel density at 1.'), () => t ? window.devicePixelRatio : 1 +})(), Zo = (() => { + const t = new RegExp("[?&]model-viewer-debug-mode(&|$)"); + return () => self.ModelViewerElement && self.ModelViewerElement.debugMode || self.location && self.location.search && self.location.search.match(t) +})(); /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -59,7 +11891,12 @@ const Po=null!=navigator.xr&&null!=self.XRSession&&null!=navigator.xr.isSessionS * See the License for the specific language governing permissions and * limitations under the License. */ -var tl=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const el=Symbol("currentEnvironmentMap"),il=Symbol("currentBackground"),nl=Symbol("updateEnvironment"),sl=Symbol("cancelEnvironmentUpdate"); +var tl = function (t, e, i, n) { + for (var s, r = arguments.length, a = r < 3 ? e : null === n ? n = Object.getOwnPropertyDescriptor(e, i) : n, o = t.length - 1; o >= 0; o--) (s = t[o]) && (a = (r < 3 ? s(a) : r > 3 ? s(e, i, a) : s(e, i)) || a); + return r > 3 && a && Object.defineProperty(e, i, a), a +}; +const el = Symbol("currentEnvironmentMap"), il = Symbol("currentBackground"), nl = Symbol("updateEnvironment"), + sl = Symbol("cancelEnvironmentUpdate"); /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -74,7 +11911,7 @@ var tl=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object. * See the License for the specific language governing permissions and * limitations under the License. */ -const rl=Ao` +const rl = Ao`
`, al = new WeakMap; + +function ol() { + let t, e; + + function i(t, e, i, n, s, r) { + const a = r.num_components(), o = i.num_points() * a, l = o * s.BYTES_PER_ELEMENT, c = function (t, e) { + switch (e) { + case Float32Array: + return t.DT_FLOAT32; + case Int8Array: + return t.DT_INT8; + case Int16Array: + return t.DT_INT16; + case Int32Array: + return t.DT_INT32; + case Uint8Array: + return t.DT_UINT8; + case Uint16Array: + return t.DT_UINT16; + case Uint32Array: + return t.DT_UINT32 + } + }(t, s), h = t._malloc(l); + e.GetAttributeDataArrayForAllPoints(i, r, c, l, h); + const u = new s(t.HEAPF32.buffer, h, o).slice(); + return t._free(h), {name: n, array: u, itemSize: a} + } + + onmessage = function (n) { + const s = n.data; + switch (s.type) { + case"init": + t = s.decoderConfig, e = new Promise((function (e) { + t.onModuleLoaded = function (t) { + e({draco: t}) + }, DracoDecoderModule(t) + })); + break; + case"decode": + const n = s.buffer, r = s.taskConfig; + e.then((t => { + const e = t.draco, a = new e.Decoder, o = new e.DecoderBuffer; + o.Init(new Int8Array(n), n.byteLength); + try { + const t = function (t, e, n, s) { + const r = s.attributeIDs, a = s.attributeTypes; + let o, l; + const c = e.GetEncodedGeometryType(n); + if (c === t.TRIANGULAR_MESH) o = new t.Mesh, l = e.DecodeBufferToMesh(n, o); else { + if (c !== t.POINT_CLOUD) throw new Error("THREE.DRACOLoader: Unexpected geometry type."); + o = new t.PointCloud, l = e.DecodeBufferToPointCloud(n, o) + } + if (!l.ok() || 0 === o.ptr) throw new Error("THREE.DRACOLoader: Decoding failed: " + l.error_msg()); + const h = {index: null, attributes: []}; + for (const n in r) { + const l = self[a[n]]; + let c, u; + if (s.useUniqueIDs) u = r[n], c = e.GetAttributeByUniqueId(o, u); else { + if (u = e.GetAttributeId(o, t[r[n]]), -1 === u) continue; + c = e.GetAttribute(o, u) + } + h.attributes.push(i(t, e, o, n, l, c)) + } + c === t.TRIANGULAR_MESH && (h.index = function (t, e, i) { + const n = 3 * i.num_faces(), s = 4 * n, r = t._malloc(s); + e.GetTrianglesUInt32Array(i, s, r); + const a = new Uint32Array(t.HEAPF32.buffer, r, n).slice(); + return t._free(r), {array: a, itemSize: 1} + }(t, e, o)); + return t.destroy(o), h + }(e, a, o, r), n = t.attributes.map((t => t.array.buffer)); + t.index && n.push(t.index.array.buffer), self.postMessage({ + type: "decode", + id: s.id, + geometry: t + }, n) + } catch (t) { + console.error(t), self.postMessage({type: "error", id: s.id, error: t.message}) + } finally { + e.destroy(o), e.destroy(a) + } + })) + } + } +} + +class ll extends jr { + constructor(t) { + super(t), this.dracoLoader = null, this.ktx2Loader = null, this.meshoptDecoder = null, this.pluginCallbacks = [], this.register((function (t) { + return new pl(t) + })), this.register((function (t) { + return new _l(t) + })), this.register((function (t) { + return new El(t) + })), this.register((function (t) { + return new gl(t) + })), this.register((function (t) { + return new fl(t) + })), this.register((function (t) { + return new vl(t) + })), this.register((function (t) { + return new yl(t) + })), this.register((function (t) { + return new Al(t) + })), this.register((function (t) { + return new xl(t) + })), this.register((function (t) { + return new ml(t) + })), this.register((function (t) { + return new ul(t) + })), this.register((function (t) { + return new wl(t) + })), this.register((function (t) { + return new bl(t) + })) + } + + load(t, e, i, n) { + const s = this; + let r; + r = "" !== this.resourcePath ? this.resourcePath : "" !== this.path ? this.path : ga.extractUrlBase(t), this.manager.itemStart(t); + const a = function (e) { + n ? n(e) : console.error(e), s.manager.itemError(t), s.manager.itemEnd(t) + }, o = new Xr(this.manager); + o.setPath(this.path), o.setResponseType("arraybuffer"), o.setRequestHeader(this.requestHeader), o.setWithCredentials(this.withCredentials), o.load(t, (function (i) { + try { + s.parse(i, r, (function (i) { + e(i), s.manager.itemEnd(t) + }), a) + } catch (t) { + a(t) + } + }), i, a) + } + + setDRACOLoader(t) { + return this.dracoLoader = t, this + } + + setDDSLoader() { + throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".') + } + + setKTX2Loader(t) { + return this.ktx2Loader = t, this + } + + setMeshoptDecoder(t) { + return this.meshoptDecoder = t, this + } + + register(t) { + return -1 === this.pluginCallbacks.indexOf(t) && this.pluginCallbacks.push(t), this + } + + unregister(t) { + return -1 !== this.pluginCallbacks.indexOf(t) && this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(t), 1), this + } + + parse(t, e, i, n) { + let s; + const r = {}, a = {}; + if ("string" == typeof t) s = JSON.parse(t); else if (t instanceof ArrayBuffer) { + if (ga.decodeText(new Uint8Array(t, 0, 4)) === Cl) { + try { + r[hl.KHR_BINARY_GLTF] = new Ml(t) + } catch (t) { + return void (n && n(t)) + } + s = JSON.parse(r[hl.KHR_BINARY_GLTF].content) + } else s = JSON.parse(ga.decodeText(new Uint8Array(t))) + } else s = t; + if (void 0 === s.asset || s.asset.version[0] < 2) return void (n && n(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."))); + const o = new ec(s, { + path: e || this.resourcePath || "", + crossOrigin: this.crossOrigin, + requestHeader: this.requestHeader, + manager: this.manager, + ktx2Loader: this.ktx2Loader, + meshoptDecoder: this.meshoptDecoder + }); + o.fileLoader.setRequestHeader(this.requestHeader); + for (let t = 0; t < this.pluginCallbacks.length; t++) { + const e = this.pluginCallbacks[t](o); + a[e.name] = e, r[e.name] = !0 + } + if (s.extensionsUsed) for (let t = 0; t < s.extensionsUsed.length; ++t) { + const e = s.extensionsUsed[t], i = s.extensionsRequired || []; + switch (e) { + case hl.KHR_MATERIALS_UNLIT: + r[e] = new dl; + break; + case hl.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS: + r[e] = new Dl; + break; + case hl.KHR_DRACO_MESH_COMPRESSION: + r[e] = new Bl(s, this.dracoLoader); + break; + case hl.KHR_TEXTURE_TRANSFORM: + r[e] = new Tl; + break; + case hl.KHR_MESH_QUANTIZATION: + r[e] = new Ll; + break; + default: + i.indexOf(e) >= 0 && void 0 === a[e] && console.warn('THREE.GLTFLoader: Unknown extension "' + e + '".') + } + } + o.setExtensions(r), o.setPlugins(a), o.parse(i, n) + } + + parseAsync(t, e) { + const i = this; + return new Promise((function (n, s) { + i.parse(t, e, n, s) + })) + } +} + +function cl() { + let t = {}; + return { + get: function (e) { + return t[e] + }, add: function (e, i) { + t[e] = i + }, remove: function (e) { + delete t[e] + }, removeAll: function () { + t = {} + } + } +} + +const hl = { + KHR_BINARY_GLTF: "KHR_binary_glTF", + KHR_DRACO_MESH_COMPRESSION: "KHR_draco_mesh_compression", + KHR_LIGHTS_PUNCTUAL: "KHR_lights_punctual", + KHR_MATERIALS_CLEARCOAT: "KHR_materials_clearcoat", + KHR_MATERIALS_IOR: "KHR_materials_ior", + KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS: "KHR_materials_pbrSpecularGlossiness", + KHR_MATERIALS_SHEEN: "KHR_materials_sheen", + KHR_MATERIALS_SPECULAR: "KHR_materials_specular", + KHR_MATERIALS_TRANSMISSION: "KHR_materials_transmission", + KHR_MATERIALS_IRIDESCENCE: "KHR_materials_iridescence", + KHR_MATERIALS_UNLIT: "KHR_materials_unlit", + KHR_MATERIALS_VOLUME: "KHR_materials_volume", + KHR_TEXTURE_BASISU: "KHR_texture_basisu", + KHR_TEXTURE_TRANSFORM: "KHR_texture_transform", + KHR_MESH_QUANTIZATION: "KHR_mesh_quantization", + KHR_MATERIALS_EMISSIVE_STRENGTH: "KHR_materials_emissive_strength", + EXT_TEXTURE_WEBP: "EXT_texture_webp", + EXT_MESHOPT_COMPRESSION: "EXT_meshopt_compression", + EXT_MESH_GPU_INSTANCING: "EXT_mesh_gpu_instancing" +}; + +class ul { + constructor(t) { + this.parser = t, this.name = hl.KHR_LIGHTS_PUNCTUAL, this.cache = {refs: {}, uses: {}} + } + + _markDefs() { + const t = this.parser, e = this.parser.json.nodes || []; + for (let i = 0, n = e.length; i < n; i++) { + const n = e[i]; + n.extensions && n.extensions[this.name] && void 0 !== n.extensions[this.name].light && t._addNodeRef(this.cache, n.extensions[this.name].light) + } + } + + _loadLight(t) { + const e = this.parser, i = "light:" + t; + let n = e.cache.get(i); + if (n) return n; + const s = e.json, r = ((s.extensions && s.extensions[this.name] || {}).lights || [])[t]; + let a; + const o = new D(16777215); + void 0 !== r.color && o.fromArray(r.color); + const l = void 0 !== r.range ? r.range : 0; + switch (r.type) { + case"directional": + a = new Aa(o), a.target.position.set(0, 0, -1), a.add(a.target); + break; + case"point": + a = new ua(o), a.distance = l; + break; + case"spot": + a = new aa(o), a.distance = l, r.spot = r.spot || {}, r.spot.innerConeAngle = void 0 !== r.spot.innerConeAngle ? r.spot.innerConeAngle : 0, r.spot.outerConeAngle = void 0 !== r.spot.outerConeAngle ? r.spot.outerConeAngle : Math.PI / 4, a.angle = r.spot.outerConeAngle, a.penumbra = 1 - r.spot.innerConeAngle / r.spot.outerConeAngle, a.target.position.set(0, 0, -1), a.add(a.target); + break; + default: + throw new Error("THREE.GLTFLoader: Unexpected light type: " + r.type) + } + return a.position.set(0, 0, 0), a.decay = 2, void 0 !== r.intensity && (a.intensity = r.intensity), a.name = e.createUniqueName(r.name || "light_" + t), n = Promise.resolve(a), e.cache.add(i, n), n + } + + createNodeAttachment(t) { + const e = this, i = this.parser, n = i.json.nodes[t], s = (n.extensions && n.extensions[this.name] || {}).light; + return void 0 === s ? null : this._loadLight(s).then((function (t) { + return i._getNodeRef(e.cache, s, t) + })) + } +} + +class dl { + constructor() { + this.name = hl.KHR_MATERIALS_UNLIT + } + + getMaterialType() { + return re + } + + extendParams(t, e, i) { + const n = []; + t.color = new D(1, 1, 1), t.opacity = 1; + const s = e.pbrMetallicRoughness; + if (s) { + if (Array.isArray(s.baseColorFactor)) { + const e = s.baseColorFactor; + t.color.fromArray(e), t.opacity = e[3] + } + void 0 !== s.baseColorTexture && n.push(i.assignTexture(t, "map", s.baseColorTexture, 3001)) + } + return Promise.all(n) + } +} + +class Al { + constructor(t) { + this.parser = t, this.name = hl.KHR_MATERIALS_EMISSIVE_STRENGTH + } + + extendMaterialParams(t, e) { + const i = this.parser.json.materials[t]; + if (!i.extensions || !i.extensions[this.name]) return Promise.resolve(); + const n = i.extensions[this.name].emissiveStrength; + return void 0 !== n && (e.emissiveIntensity = n), Promise.resolve() + } +} + +class pl { + constructor(t) { + this.parser = t, this.name = hl.KHR_MATERIALS_CLEARCOAT + } + + getMaterialType(t) { + const e = this.parser.json.materials[t]; + return e.extensions && e.extensions[this.name] ? wr : null + } + + extendMaterialParams(t, e) { + const i = this.parser, n = i.json.materials[t]; + if (!n.extensions || !n.extensions[this.name]) return Promise.resolve(); + const s = [], r = n.extensions[this.name]; + if (void 0 !== r.clearcoatFactor && (e.clearcoat = r.clearcoatFactor), void 0 !== r.clearcoatTexture && s.push(i.assignTexture(e, "clearcoatMap", r.clearcoatTexture)), void 0 !== r.clearcoatRoughnessFactor && (e.clearcoatRoughness = r.clearcoatRoughnessFactor), void 0 !== r.clearcoatRoughnessTexture && s.push(i.assignTexture(e, "clearcoatRoughnessMap", r.clearcoatRoughnessTexture)), void 0 !== r.clearcoatNormalTexture && (s.push(i.assignTexture(e, "clearcoatNormalMap", r.clearcoatNormalTexture)), void 0 !== r.clearcoatNormalTexture.scale)) { + const t = r.clearcoatNormalTexture.scale; + e.clearcoatNormalScale = new v(t, t) + } + return Promise.all(s) + } +} + +class ml { + constructor(t) { + this.parser = t, this.name = hl.KHR_MATERIALS_IRIDESCENCE + } + + getMaterialType(t) { + const e = this.parser.json.materials[t]; + return e.extensions && e.extensions[this.name] ? wr : null + } + + extendMaterialParams(t, e) { + const i = this.parser, n = i.json.materials[t]; + if (!n.extensions || !n.extensions[this.name]) return Promise.resolve(); + const s = [], r = n.extensions[this.name]; + return void 0 !== r.iridescenceFactor && (e.iridescence = r.iridescenceFactor), void 0 !== r.iridescenceTexture && s.push(i.assignTexture(e, "iridescenceMap", r.iridescenceTexture)), void 0 !== r.iridescenceIor && (e.iridescenceIOR = r.iridescenceIor), void 0 === e.iridescenceThicknessRange && (e.iridescenceThicknessRange = [100, 400]), void 0 !== r.iridescenceThicknessMinimum && (e.iridescenceThicknessRange[0] = r.iridescenceThicknessMinimum), void 0 !== r.iridescenceThicknessMaximum && (e.iridescenceThicknessRange[1] = r.iridescenceThicknessMaximum), void 0 !== r.iridescenceThicknessTexture && s.push(i.assignTexture(e, "iridescenceThicknessMap", r.iridescenceThicknessTexture)), Promise.all(s) + } +} + +class gl { + constructor(t) { + this.parser = t, this.name = hl.KHR_MATERIALS_SHEEN + } + + getMaterialType(t) { + const e = this.parser.json.materials[t]; + return e.extensions && e.extensions[this.name] ? wr : null + } + + extendMaterialParams(t, e) { + const i = this.parser, n = i.json.materials[t]; + if (!n.extensions || !n.extensions[this.name]) return Promise.resolve(); + const s = []; + e.sheenColor = new D(0, 0, 0), e.sheenRoughness = 0, e.sheen = 1; + const r = n.extensions[this.name]; + return void 0 !== r.sheenColorFactor && e.sheenColor.fromArray(r.sheenColorFactor), void 0 !== r.sheenRoughnessFactor && (e.sheenRoughness = r.sheenRoughnessFactor), void 0 !== r.sheenColorTexture && s.push(i.assignTexture(e, "sheenColorMap", r.sheenColorTexture, 3001)), void 0 !== r.sheenRoughnessTexture && s.push(i.assignTexture(e, "sheenRoughnessMap", r.sheenRoughnessTexture)), Promise.all(s) + } +} + +class fl { + constructor(t) { + this.parser = t, this.name = hl.KHR_MATERIALS_TRANSMISSION + } + + getMaterialType(t) { + const e = this.parser.json.materials[t]; + return e.extensions && e.extensions[this.name] ? wr : null + } + + extendMaterialParams(t, e) { + const i = this.parser, n = i.json.materials[t]; + if (!n.extensions || !n.extensions[this.name]) return Promise.resolve(); + const s = [], r = n.extensions[this.name]; + return void 0 !== r.transmissionFactor && (e.transmission = r.transmissionFactor), void 0 !== r.transmissionTexture && s.push(i.assignTexture(e, "transmissionMap", r.transmissionTexture)), Promise.all(s) + } +} + +class vl { + constructor(t) { + this.parser = t, this.name = hl.KHR_MATERIALS_VOLUME + } + + getMaterialType(t) { + const e = this.parser.json.materials[t]; + return e.extensions && e.extensions[this.name] ? wr : null + } + + extendMaterialParams(t, e) { + const i = this.parser, n = i.json.materials[t]; + if (!n.extensions || !n.extensions[this.name]) return Promise.resolve(); + const s = [], r = n.extensions[this.name]; + e.thickness = void 0 !== r.thicknessFactor ? r.thicknessFactor : 0, void 0 !== r.thicknessTexture && s.push(i.assignTexture(e, "thicknessMap", r.thicknessTexture)), e.attenuationDistance = r.attenuationDistance || 1 / 0; + const a = r.attenuationColor || [1, 1, 1]; + return e.attenuationColor = new D(a[0], a[1], a[2]), Promise.all(s) + } +} + +class yl { + constructor(t) { + this.parser = t, this.name = hl.KHR_MATERIALS_IOR + } + + getMaterialType(t) { + const e = this.parser.json.materials[t]; + return e.extensions && e.extensions[this.name] ? wr : null + } + + extendMaterialParams(t, e) { + const i = this.parser.json.materials[t]; + if (!i.extensions || !i.extensions[this.name]) return Promise.resolve(); + const n = i.extensions[this.name]; + return e.ior = void 0 !== n.ior ? n.ior : 1.5, Promise.resolve() + } +} + +class xl { + constructor(t) { + this.parser = t, this.name = hl.KHR_MATERIALS_SPECULAR + } + + getMaterialType(t) { + const e = this.parser.json.materials[t]; + return e.extensions && e.extensions[this.name] ? wr : null + } + + extendMaterialParams(t, e) { + const i = this.parser, n = i.json.materials[t]; + if (!n.extensions || !n.extensions[this.name]) return Promise.resolve(); + const s = [], r = n.extensions[this.name]; + e.specularIntensity = void 0 !== r.specularFactor ? r.specularFactor : 1, void 0 !== r.specularTexture && s.push(i.assignTexture(e, "specularIntensityMap", r.specularTexture)); + const a = r.specularColorFactor || [1, 1, 1]; + return e.specularColor = new D(a[0], a[1], a[2]), void 0 !== r.specularColorTexture && s.push(i.assignTexture(e, "specularColorMap", r.specularColorTexture, 3001)), Promise.all(s) + } +} + +class _l { + constructor(t) { + this.parser = t, this.name = hl.KHR_TEXTURE_BASISU + } + + loadTexture(t) { + const e = this.parser, i = e.json, n = i.textures[t]; + if (!n.extensions || !n.extensions[this.name]) return null; + const s = n.extensions[this.name], r = e.options.ktx2Loader; + if (!r) { + if (i.extensionsRequired && i.extensionsRequired.indexOf(this.name) >= 0) throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures"); + return null + } + return e.loadTextureImage(t, s.source, r) + } +} + +class El { + constructor(t) { + this.parser = t, this.name = hl.EXT_TEXTURE_WEBP, this.isSupported = null + } + + loadTexture(t) { + const e = this.name, i = this.parser, n = i.json, s = n.textures[t]; + if (!s.extensions || !s.extensions[e]) return null; + const r = s.extensions[e], a = n.images[r.source]; + let o = i.textureLoader; + if (a.uri) { + const t = i.options.manager.getHandler(a.uri); + null !== t && (o = t) + } + return this.detectSupport().then((function (s) { + if (s) return i.loadTextureImage(t, r.source, o); + if (n.extensionsRequired && n.extensionsRequired.indexOf(e) >= 0) throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported."); + return i.loadTexture(t) + })) + } + + detectSupport() { + return this.isSupported || (this.isSupported = new Promise((function (t) { + const e = new Image; + e.src = "data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA", e.onload = e.onerror = function () { + t(1 === e.height) + } + }))), this.isSupported + } +} + +class wl { + constructor(t) { + this.name = hl.EXT_MESHOPT_COMPRESSION, this.parser = t + } + + loadBufferView(t) { + const e = this.parser.json, i = e.bufferViews[t]; + if (i.extensions && i.extensions[this.name]) { + const t = i.extensions[this.name], n = this.parser.getDependency("buffer", t.buffer), + s = this.parser.options.meshoptDecoder; + if (!s || !s.supported) { + if (e.extensionsRequired && e.extensionsRequired.indexOf(this.name) >= 0) throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files"); + return null + } + return n.then((function (e) { + const i = t.byteOffset || 0, n = t.byteLength || 0, r = t.count, a = t.byteStride, + o = new Uint8Array(e, i, n); + return s.decodeGltfBufferAsync ? s.decodeGltfBufferAsync(r, a, o, t.mode, t.filter).then((function (t) { + return t.buffer + })) : s.ready.then((function () { + const e = new ArrayBuffer(r * a); + return s.decodeGltfBuffer(new Uint8Array(e), r, a, o, t.mode, t.filter), e + })) + })) + } + return null + } +} + +class bl { + constructor(t) { + this.name = hl.EXT_MESH_GPU_INSTANCING, this.parser = t + } + + createNodeMesh(t) { + const e = this.parser.json, i = e.nodes[t]; + if (!i.extensions || !i.extensions[this.name] || void 0 === i.mesh) return null; + const n = e.meshes[i.mesh]; + for (const t of n.primitives) if (t.mode !== Nl.TRIANGLES && t.mode !== Nl.TRIANGLE_STRIP && t.mode !== Nl.TRIANGLE_FAN && void 0 !== t.mode) return null; + const s = i.extensions[this.name].attributes, r = [], a = {}; + for (const t in s) r.push(this.parser.getDependency("accessor", s[t]).then((e => (a[t] = e, a[t])))); + return r.length < 1 ? null : (r.push(this.parser.createNodeMesh(t)), Promise.all(r).then((t => { + const e = t.pop(), i = e.isGroup ? e.children : [e], n = t[0].count, s = []; + for (const t of i) { + const e = new xt, i = new V, r = new H, o = new V(1, 1, 1), l = new er(t.geometry, t.material, n); + for (let t = 0; t < n; t++) a.TRANSLATION && i.fromBufferAttribute(a.TRANSLATION, t), a.ROTATION && r.fromBufferAttribute(a.ROTATION, t), a.SCALE && o.fromBufferAttribute(a.SCALE, t), l.setMatrixAt(t, e.compose(i, r, o)); + for (const e in a) "TRANSLATION" !== e && "ROTATION" !== e && "SCALE" !== e && t.geometry.setAttribute(e, a[e]); + Wt.prototype.copy.call(l, t), l.frustumCulled = !1, this.parser.assignFinalMaterial(l), s.push(l) + } + return e.isGroup ? (e.clear(), e.add(...s), e) : s[0] + }))) + } +} + +const Cl = "glTF", Il = 1313821514, Sl = 5130562; + +class Ml { + constructor(t) { + this.name = hl.KHR_BINARY_GLTF, this.content = null, this.body = null; + const e = new DataView(t, 0, 12); + if (this.header = { + magic: ga.decodeText(new Uint8Array(t.slice(0, 4))), + version: e.getUint32(4, !0), + length: e.getUint32(8, !0) + }, this.header.magic !== Cl) throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header."); + if (this.header.version < 2) throw new Error("THREE.GLTFLoader: Legacy binary file detected."); + const i = this.header.length - 12, n = new DataView(t, 12); + let s = 0; + for (; s < i;) { + const e = n.getUint32(s, !0); + s += 4; + const i = n.getUint32(s, !0); + if (s += 4, i === Il) { + const i = new Uint8Array(t, 12 + s, e); + this.content = ga.decodeText(i) + } else if (i === Sl) { + const i = 12 + s; + this.body = t.slice(i, i + e) + } + s += e + } + if (null === this.content) throw new Error("THREE.GLTFLoader: JSON content not found.") + } +} + +class Bl { + constructor(t, e) { + if (!e) throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided."); + this.name = hl.KHR_DRACO_MESH_COMPRESSION, this.json = t, this.dracoLoader = e, this.dracoLoader.preload() + } + + decodePrimitive(t, e) { + const i = this.json, n = this.dracoLoader, s = t.extensions[this.name].bufferView, + r = t.extensions[this.name].attributes, a = {}, o = {}, l = {}; + for (const t in r) { + const e = zl[t] || t.toLowerCase(); + a[e] = r[t] + } + for (const e in t.attributes) { + const n = zl[e] || e.toLowerCase(); + if (void 0 !== r[e]) { + const s = i.accessors[t.attributes[e]], r = Ul[s.componentType]; + l[n] = r.name, o[n] = !0 === s.normalized + } + } + return e.getDependency("bufferView", s).then((function (t) { + return new Promise((function (e) { + n.decodeDracoFile(t, (function (t) { + for (const e in t.attributes) { + const i = t.attributes[e], n = o[e]; + void 0 !== n && (i.normalized = n) + } + e(t) + }), a, l) + })) + })) + } +} + +class Tl { + constructor() { + this.name = hl.KHR_TEXTURE_TRANSFORM + } + + extendTexture(t, e) { + return void 0 !== e.texCoord && console.warn('THREE.GLTFLoader: Custom UV sets in "' + this.name + '" extension not yet supported.'), void 0 === e.offset && void 0 === e.rotation && void 0 === e.scale || (t = t.clone(), void 0 !== e.offset && t.offset.fromArray(e.offset), void 0 !== e.rotation && (t.rotation = e.rotation), void 0 !== e.scale && t.repeat.fromArray(e.scale), t.needsUpdate = !0), t + } +} + +class Rl extends Er { + constructor(t) { + super(), this.isGLTFSpecularGlossinessMaterial = !0; + const e = ["#ifdef USE_SPECULARMAP", "\tuniform sampler2D specularMap;", "#endif"].join("\n"), + i = ["#ifdef USE_GLOSSINESSMAP", "\tuniform sampler2D glossinessMap;", "#endif"].join("\n"), + n = ["vec3 specularFactor = specular;", "#ifdef USE_SPECULARMAP", "\tvec4 texelSpecular = texture2D( specularMap, vUv );", "\t// reads channel RGB, compatible with a glTF Specular-Glossiness (RGBA) texture", "\tspecularFactor *= texelSpecular.rgb;", "#endif"].join("\n"), + s = ["float glossinessFactor = glossiness;", "#ifdef USE_GLOSSINESSMAP", "\tvec4 texelGlossiness = texture2D( glossinessMap, vUv );", "\t// reads channel A, compatible with a glTF Specular-Glossiness (RGBA) texture", "\tglossinessFactor *= texelGlossiness.a;", "#endif"].join("\n"), + r = ["PhysicalMaterial material;", "material.diffuseColor = diffuseColor.rgb * ( 1. - max( specularFactor.r, max( specularFactor.g, specularFactor.b ) ) );", "vec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );", "float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );", "material.roughness = max( 1.0 - glossinessFactor, 0.0525 ); // 0.0525 corresponds to the base mip of a 256 cubemap.", "material.roughness += geometryRoughness;", "material.roughness = min( material.roughness, 1.0 );", "material.specularColor = specularFactor;"].join("\n"), + a = { + specular: {value: (new D).setHex(16777215)}, + glossiness: {value: 1}, + specularMap: {value: null}, + glossinessMap: {value: null} + }; + this._extraUniforms = a, this.onBeforeCompile = function (t) { + for (const e in a) t.uniforms[e] = a[e]; + t.fragmentShader = t.fragmentShader.replace("uniform float roughness;", "uniform vec3 specular;").replace("uniform float metalness;", "uniform float glossiness;").replace("#include ", e).replace("#include ", i).replace("#include ", n).replace("#include ", s).replace("#include ", r) + }, Object.defineProperties(this, { + specular: { + get: function () { + return a.specular.value + }, set: function (t) { + a.specular.value = t + } + }, specularMap: { + get: function () { + return a.specularMap.value + }, set: function (t) { + a.specularMap.value = t, t ? this.defines.USE_SPECULARMAP = "" : delete this.defines.USE_SPECULARMAP + } + }, glossiness: { + get: function () { + return a.glossiness.value + }, set: function (t) { + a.glossiness.value = t + } + }, glossinessMap: { + get: function () { + return a.glossinessMap.value + }, set: function (t) { + a.glossinessMap.value = t, t ? (this.defines.USE_GLOSSINESSMAP = "", this.defines.USE_UV = "") : (delete this.defines.USE_GLOSSINESSMAP, delete this.defines.USE_UV) + } + } + }), delete this.metalness, delete this.roughness, delete this.metalnessMap, delete this.roughnessMap, this.setValues(t) + } + + copy(t) { + return super.copy(t), this.specularMap = t.specularMap, this.specular.copy(t.specular), this.glossinessMap = t.glossinessMap, this.glossiness = t.glossiness, delete this.metalness, delete this.roughness, delete this.metalnessMap, delete this.roughnessMap, this + } +} + +class Dl { + constructor() { + this.name = hl.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS, this.specularGlossinessParams = ["color", "map", "lightMap", "lightMapIntensity", "aoMap", "aoMapIntensity", "emissive", "emissiveIntensity", "emissiveMap", "bumpMap", "bumpScale", "normalMap", "normalMapType", "displacementMap", "displacementScale", "displacementBias", "specularMap", "specular", "glossinessMap", "glossiness", "alphaMap", "envMap", "envMapIntensity"] + } + + getMaterialType() { + return Rl + } + + extendParams(t, e, i) { + const n = e.extensions[this.name]; + t.color = new D(1, 1, 1), t.opacity = 1; + const s = []; + if (Array.isArray(n.diffuseFactor)) { + const e = n.diffuseFactor; + t.color.fromArray(e), t.opacity = e[3] + } + if (void 0 !== n.diffuseTexture && s.push(i.assignTexture(t, "map", n.diffuseTexture, 3001)), t.emissive = new D(0, 0, 0), t.glossiness = void 0 !== n.glossinessFactor ? n.glossinessFactor : 1, t.specular = new D(1, 1, 1), Array.isArray(n.specularFactor) && t.specular.fromArray(n.specularFactor), void 0 !== n.specularGlossinessTexture) { + const e = n.specularGlossinessTexture; + s.push(i.assignTexture(t, "glossinessMap", e)), s.push(i.assignTexture(t, "specularMap", e, 3001)) + } + return Promise.all(s) + } + + createMaterial(t) { + const e = new Rl(t); + return e.fog = !0, e.color = t.color, e.map = void 0 === t.map ? null : t.map, e.lightMap = null, e.lightMapIntensity = 1, e.aoMap = void 0 === t.aoMap ? null : t.aoMap, e.aoMapIntensity = 1, e.emissive = t.emissive, e.emissiveIntensity = void 0 === t.emissiveIntensity ? 1 : t.emissiveIntensity, e.emissiveMap = void 0 === t.emissiveMap ? null : t.emissiveMap, e.bumpMap = void 0 === t.bumpMap ? null : t.bumpMap, e.bumpScale = 1, e.normalMap = void 0 === t.normalMap ? null : t.normalMap, e.normalMapType = 0, t.normalScale && (e.normalScale = t.normalScale), e.displacementMap = null, e.displacementScale = 1, e.displacementBias = 0, e.specularMap = void 0 === t.specularMap ? null : t.specularMap, e.specular = t.specular, e.glossinessMap = void 0 === t.glossinessMap ? null : t.glossinessMap, e.glossiness = t.glossiness, e.alphaMap = null, e.envMap = void 0 === t.envMap ? null : t.envMap, e.envMapIntensity = 1, e + } +} + +class Ll { + constructor() { + this.name = hl.KHR_MESH_QUANTIZATION + } +} + +class Ql extends Tr { + constructor(t, e, i, n) { + super(t, e, i, n) + } + + copySampleValue_(t) { + const e = this.resultBuffer, i = this.sampleValues, n = this.valueSize, s = t * n * 3 + n; + for (let t = 0; t !== n; t++) e[t] = i[s + t]; + return e + } + + interpolate_(t, e, i, n) { + const s = this.resultBuffer, r = this.sampleValues, a = this.valueSize, o = 2 * a, l = 3 * a, c = n - e, + h = (i - e) / c, u = h * h, d = u * h, A = t * l, p = A - l, m = -2 * d + 3 * u, g = d - u, f = 1 - m, + v = g - u + h; + for (let t = 0; t !== a; t++) { + const e = r[p + t + a], i = r[p + t + o] * c, n = r[A + t + a], l = r[A + t] * c; + s[t] = f * e + v * i + m * n + g * l + } + return s + } +} + +const Pl = new H; + +class Fl extends Ql { + interpolate_(t, e, i, n) { + const s = super.interpolate_(t, e, i, n); + return Pl.fromArray(s).normalize().toArray(s), s + } +} + +const Nl = { + FLOAT: 5126, + FLOAT_MAT3: 35675, + FLOAT_MAT4: 35676, + FLOAT_VEC2: 35664, + FLOAT_VEC3: 35665, + FLOAT_VEC4: 35666, + LINEAR: 9729, + REPEAT: 10497, + SAMPLER_2D: 35678, + POINTS: 0, + LINES: 1, + LINE_LOOP: 2, + LINE_STRIP: 3, + TRIANGLES: 4, + TRIANGLE_STRIP: 5, + TRIANGLE_FAN: 6, + UNSIGNED_BYTE: 5121, + UNSIGNED_SHORT: 5123 + }, Ul = {5120: Int8Array, 5121: Uint8Array, 5122: Int16Array, 5123: Uint16Array, 5125: Uint32Array, 5126: Float32Array}, + kl = {9728: 1003, 9729: 1006, 9984: 1004, 9985: 1007, 9986: 1005, 9987: 1008}, + Ol = {33071: 1001, 33648: 1002, 10497: 1e3}, + Gl = {SCALAR: 1, VEC2: 2, VEC3: 3, VEC4: 4, MAT2: 4, MAT3: 9, MAT4: 16}, zl = { + POSITION: "position", + NORMAL: "normal", + TANGENT: "tangent", + TEXCOORD_0: "uv", + TEXCOORD_1: "uv2", + COLOR_0: "color", + WEIGHTS_0: "skinWeight", + JOINTS_0: "skinIndex" + }, Hl = {scale: "scale", translation: "position", rotation: "quaternion", weights: "morphTargetInfluences"}, + Vl = {CUBICSPLINE: void 0, LINEAR: 2301, STEP: 2300}, Wl = "OPAQUE", ql = "MASK", jl = "BLEND"; + +function Yl(t) { + return void 0 === t.DefaultMaterial && (t.DefaultMaterial = new Er({ + color: 16777215, + emissive: 0, + metalness: 1, + roughness: 1, + transparent: !1, + depthTest: !0, + side: 0 + })), t.DefaultMaterial +} + +function Jl(t, e, i) { + for (const n in i.extensions) void 0 === t[n] && (e.userData.gltfExtensions = e.userData.gltfExtensions || {}, e.userData.gltfExtensions[n] = i.extensions[n]) +} + +function Xl(t, e) { + void 0 !== e.extras && ("object" == typeof e.extras ? Object.assign(t.userData, e.extras) : console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, " + e.extras)) +} + +function Kl(t, e) { + if (t.updateMorphTargets(), void 0 !== e.weights) for (let i = 0, n = e.weights.length; i < n; i++) t.morphTargetInfluences[i] = e.weights[i]; + if (e.extras && Array.isArray(e.extras.targetNames)) { + const i = e.extras.targetNames; + if (t.morphTargetInfluences.length === i.length) { + t.morphTargetDictionary = {}; + for (let e = 0, n = i.length; e < n; e++) t.morphTargetDictionary[i[e]] = e + } else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.") + } +} + +function $l(t) { + const e = t.extensions && t.extensions[hl.KHR_DRACO_MESH_COMPRESSION]; + let i; + return i = e ? "draco:" + e.bufferView + ":" + e.indices + ":" + Zl(e.attributes) : t.indices + ":" + Zl(t.attributes) + ":" + t.mode, i +} + +function Zl(t) { + let e = ""; + const i = Object.keys(t).sort(); + for (let n = 0, s = i.length; n < s; n++) e += i[n] + ":" + t[i[n]] + ";"; + return e +} + +function tc(t) { + switch (t) { + case Int8Array: + return 1 / 127; + case Uint8Array: + return 1 / 255; + case Int16Array: + return 1 / 32767; + case Uint16Array: + return 1 / 65535; + default: + throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.") + } +} + +class ec { + constructor(t = {}, e = {}) { + this.json = t, this.extensions = {}, this.plugins = {}, this.options = e, this.cache = new cl, this.associations = new Map, this.primitiveCache = {}, this.meshCache = { + refs: {}, + uses: {} + }, this.cameraCache = {refs: {}, uses: {}}, this.lightCache = { + refs: {}, + uses: {} + }, this.sourceCache = {}, this.textureCache = {}, this.nodeNamesUsed = {}; + const i = !0 === /^((?!chrome|android).)*safari/i.test(navigator.userAgent), + n = navigator.userAgent.indexOf("Firefox") > -1, + s = n ? navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1] : -1; + "undefined" == typeof createImageBitmap || i || n && s < 98 ? this.textureLoader = new Zr(this.options.manager) : this.textureLoader = new fa(this.options.manager), this.textureLoader.setCrossOrigin(this.options.crossOrigin), this.textureLoader.setRequestHeader(this.options.requestHeader), this.fileLoader = new Xr(this.options.manager), this.fileLoader.setResponseType("arraybuffer"), "use-credentials" === this.options.crossOrigin && this.fileLoader.setWithCredentials(!0) + } + + setExtensions(t) { + this.extensions = t + } + + setPlugins(t) { + this.plugins = t + } + + parse(t, e) { + const i = this, n = this.json, s = this.extensions; + this.cache.removeAll(), this._invokeAll((function (t) { + return t._markDefs && t._markDefs() + })), Promise.all(this._invokeAll((function (t) { + return t.beforeRoot && t.beforeRoot() + }))).then((function () { + return Promise.all([i.getDependencies("scene"), i.getDependencies("animation"), i.getDependencies("camera")]) + })).then((function (e) { + const r = { + scene: e[0][n.scene || 0], + scenes: e[0], + animations: e[1], + cameras: e[2], + asset: n.asset, + parser: i, + userData: {} + }; + Jl(s, r, n), Xl(r, n), Promise.all(i._invokeAll((function (t) { + return t.afterRoot && t.afterRoot(r) + }))).then((function () { + t(r) + })) + })).catch(e) + } + + _markDefs() { + const t = this.json.nodes || [], e = this.json.skins || [], i = this.json.meshes || []; + for (let i = 0, n = e.length; i < n; i++) { + const n = e[i].joints; + for (let e = 0, i = n.length; e < i; e++) t[n[e]].isBone = !0 + } + for (let e = 0, n = t.length; e < n; e++) { + const n = t[e]; + void 0 !== n.mesh && (this._addNodeRef(this.meshCache, n.mesh), void 0 !== n.skin && (i[n.mesh].isSkinnedMesh = !0)), void 0 !== n.camera && this._addNodeRef(this.cameraCache, n.camera) + } + } + + _addNodeRef(t, e) { + void 0 !== e && (void 0 === t.refs[e] && (t.refs[e] = t.uses[e] = 0), t.refs[e]++) + } + + _getNodeRef(t, e, i) { + if (t.refs[e] <= 1) return i; + const n = i.clone(), s = (t, e) => { + const i = this.associations.get(t); + null != i && this.associations.set(e, i); + for (const [i, n] of t.children.entries()) s(n, e.children[i]) + }; + return s(i, n), n.name += "_instance_" + t.uses[e]++, n + } + + _invokeOne(t) { + const e = Object.values(this.plugins); + e.push(this); + for (let i = 0; i < e.length; i++) { + const n = t(e[i]); + if (n) return n + } + return null + } + + _invokeAll(t) { + const e = Object.values(this.plugins); + e.unshift(this); + const i = []; + for (let n = 0; n < e.length; n++) { + const s = t(e[n]); + s && i.push(s) + } + return i + } + + getDependency(t, e) { + const i = t + ":" + e; + let n = this.cache.get(i); + if (!n) { + switch (t) { + case"scene": + n = this.loadScene(e); + break; + case"node": + n = this.loadNode(e); + break; + case"mesh": + n = this._invokeOne((function (t) { + return t.loadMesh && t.loadMesh(e) + })); + break; + case"accessor": + n = this.loadAccessor(e); + break; + case"bufferView": + n = this._invokeOne((function (t) { + return t.loadBufferView && t.loadBufferView(e) + })); + break; + case"buffer": + n = this.loadBuffer(e); + break; + case"material": + n = this._invokeOne((function (t) { + return t.loadMaterial && t.loadMaterial(e) + })); + break; + case"texture": + n = this._invokeOne((function (t) { + return t.loadTexture && t.loadTexture(e) + })); + break; + case"skin": + n = this.loadSkin(e); + break; + case"animation": + n = this._invokeOne((function (t) { + return t.loadAnimation && t.loadAnimation(e) + })); + break; + case"camera": + n = this.loadCamera(e); + break; + default: + throw new Error("Unknown type: " + t) + } + this.cache.add(i, n) + } + return n + } + + getDependencies(t) { + let e = this.cache.get(t); + if (!e) { + const i = this, n = this.json[t + ("mesh" === t ? "es" : "s")] || []; + e = Promise.all(n.map((function (e, n) { + return i.getDependency(t, n) + }))), this.cache.add(t, e) + } + return e + } + + loadBuffer(t) { + const e = this.json.buffers[t], i = this.fileLoader; + if (e.type && "arraybuffer" !== e.type) throw new Error("THREE.GLTFLoader: " + e.type + " buffer type is not supported."); + if (void 0 === e.uri && 0 === t) return Promise.resolve(this.extensions[hl.KHR_BINARY_GLTF].body); + const n = this.options; + return new Promise((function (t, s) { + i.load(ga.resolveURL(e.uri, n.path), t, void 0, (function () { + s(new Error('THREE.GLTFLoader: Failed to load buffer "' + e.uri + '".')) + })) + })) + } + + loadBufferView(t) { + const e = this.json.bufferViews[t]; + return this.getDependency("buffer", e.buffer).then((function (t) { + const i = e.byteLength || 0, n = e.byteOffset || 0; + return t.slice(n, n + i) + })) + } + + loadAccessor(t) { + const e = this, i = this.json, n = this.json.accessors[t]; + if (void 0 === n.bufferView && void 0 === n.sparse) return Promise.resolve(null); + const s = []; + return void 0 !== n.bufferView ? s.push(this.getDependency("bufferView", n.bufferView)) : s.push(null), void 0 !== n.sparse && (s.push(this.getDependency("bufferView", n.sparse.indices.bufferView)), s.push(this.getDependency("bufferView", n.sparse.values.bufferView))), Promise.all(s).then((function (t) { + const s = t[0], r = Gl[n.type], a = Ul[n.componentType], o = a.BYTES_PER_ELEMENT, l = o * r, + c = n.byteOffset || 0, h = void 0 !== n.bufferView ? i.bufferViews[n.bufferView].byteStride : void 0, + u = !0 === n.normalized; + let d, A; + if (h && h !== l) { + const t = Math.floor(c / h), + i = "InterleavedBuffer:" + n.bufferView + ":" + n.componentType + ":" + t + ":" + n.count; + let l = e.cache.get(i); + l || (d = new a(s, t * h, n.count * h / o), l = new Ps(d, h / o), e.cache.add(i, l)), A = new Ns(l, r, c % h / o, u) + } else d = null === s ? new a(n.count * r) : new a(s, c, n.count * r), A = new le(d, r, u); + if (void 0 !== n.sparse) { + const e = Gl.SCALAR, i = Ul[n.sparse.indices.componentType], o = n.sparse.indices.byteOffset || 0, + l = n.sparse.values.byteOffset || 0, c = new i(t[1], o, n.sparse.count * e), + h = new a(t[2], l, n.sparse.count * r); + null !== s && (A = new le(A.array.slice(), A.itemSize, A.normalized)); + for (let t = 0, e = c.length; t < e; t++) { + const e = c[t]; + if (A.setX(e, h[t * r]), r >= 2 && A.setY(e, h[t * r + 1]), r >= 3 && A.setZ(e, h[t * r + 2]), r >= 4 && A.setW(e, h[t * r + 3]), r >= 5) throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.") + } + } + return A + })) + } + + loadTexture(t) { + const e = this.json, i = this.options, n = e.textures[t].source, s = e.images[n]; + let r = this.textureLoader; + if (s.uri) { + const t = i.manager.getHandler(s.uri); + null !== t && (r = t) + } + return this.loadTextureImage(t, n, r) + } + + loadTextureImage(t, e, i) { + const n = this, s = this.json, r = s.textures[t], a = s.images[e], + o = (a.uri || a.bufferView) + ":" + r.sampler; + if (this.textureCache[o]) return this.textureCache[o]; + const l = this.loadImageSource(e, i).then((function (e) { + e.flipY = !1, e.name = r.name || a.name || ""; + const i = (s.samplers || {})[r.sampler] || {}; + return e.magFilter = kl[i.magFilter] || 1006, e.minFilter = kl[i.minFilter] || 1008, e.wrapS = Ol[i.wrapS] || 1e3, e.wrapT = Ol[i.wrapT] || 1e3, n.associations.set(e, {textures: t}), e + })).catch((function () { + return null + })); + return this.textureCache[o] = l, l + } + + loadImageSource(t, e) { + const i = this, n = this.json, s = this.options; + if (void 0 !== this.sourceCache[t]) return this.sourceCache[t].then((t => t.clone())); + const r = n.images[t], a = self.URL || self.webkitURL; + let o = r.uri || "", l = !1; + if (void 0 !== r.bufferView) o = i.getDependency("bufferView", r.bufferView).then((function (t) { + l = !0; + const e = new Blob([t], {type: r.mimeType}); + return o = a.createObjectURL(e), o + })); else if (void 0 === r.uri) throw new Error("THREE.GLTFLoader: Image " + t + " is missing URI and bufferView"); + const c = Promise.resolve(o).then((function (t) { + return new Promise((function (i, n) { + let r = i; + !0 === e.isImageBitmapLoader && (r = function (t) { + const e = new U(t); + e.needsUpdate = !0, i(e) + }), e.load(ga.resolveURL(t, s.path), r, void 0, n) + })) + })).then((function (t) { + var e; + return !0 === l && a.revokeObjectURL(o), t.userData.mimeType = r.mimeType || ((e = r.uri).search(/\.jpe?g($|\?)/i) > 0 || 0 === e.search(/^data\:image\/jpeg/) ? "image/jpeg" : e.search(/\.webp($|\?)/i) > 0 || 0 === e.search(/^data\:image\/webp/) ? "image/webp" : "image/png"), t + })).catch((function (t) { + throw console.error("THREE.GLTFLoader: Couldn't load texture", o), t + })); + return this.sourceCache[t] = c, c + } + + assignTexture(t, e, i, n) { + const s = this; + return this.getDependency("texture", i.index).then((function (r) { + if (void 0 === i.texCoord || 0 == i.texCoord || "aoMap" === e && 1 == i.texCoord || console.warn("THREE.GLTFLoader: Custom UV set " + i.texCoord + " for texture " + e + " not yet supported."), s.extensions[hl.KHR_TEXTURE_TRANSFORM]) { + const t = void 0 !== i.extensions ? i.extensions[hl.KHR_TEXTURE_TRANSFORM] : void 0; + if (t) { + const e = s.associations.get(r); + r = s.extensions[hl.KHR_TEXTURE_TRANSFORM].extendTexture(r, t), s.associations.set(r, e) + } + } + return void 0 !== n && (r.encoding = n), t[e] = r, r + })) + } + + assignFinalMaterial(t) { + const e = t.geometry; + let i = t.material; + const n = void 0 === e.attributes.tangent, s = void 0 !== e.attributes.color, + r = void 0 === e.attributes.normal; + if (t.isPoints) { + const t = "PointsMaterial:" + i.uuid; + let e = this.cache.get(t); + e || (e = new Ar, se.prototype.copy.call(e, i), e.color.copy(i.color), e.map = i.map, e.sizeAttenuation = !1, this.cache.add(t, e)), i = e + } else if (t.isLine) { + const t = "LineBasicMaterial:" + i.uuid; + let e = this.cache.get(t); + e || (e = new ir, se.prototype.copy.call(e, i), e.color.copy(i.color), this.cache.add(t, e)), i = e + } + if (n || s || r) { + let t = "ClonedMaterial:" + i.uuid + ":"; + i.isGLTFSpecularGlossinessMaterial && (t += "specular-glossiness:"), n && (t += "derivative-tangents:"), s && (t += "vertex-colors:"), r && (t += "flat-shading:"); + let e = this.cache.get(t); + e || (e = i.clone(), s && (e.vertexColors = !0), r && (e.flatShading = !0), n && (e.normalScale && (e.normalScale.y *= -1), e.clearcoatNormalScale && (e.clearcoatNormalScale.y *= -1)), this.cache.add(t, e), this.associations.set(e, this.associations.get(i))), i = e + } + i.aoMap && void 0 === e.attributes.uv2 && void 0 !== e.attributes.uv && e.setAttribute("uv2", e.attributes.uv), t.material = i + } + + getMaterialType() { + return Er + } + + loadMaterial(t) { + const e = this, i = this.json, n = this.extensions, s = i.materials[t]; + let r; + const a = {}, o = s.extensions || {}, l = []; + if (o[hl.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]) { + const t = n[hl.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS]; + r = t.getMaterialType(), l.push(t.extendParams(a, s, e)) + } else if (o[hl.KHR_MATERIALS_UNLIT]) { + const t = n[hl.KHR_MATERIALS_UNLIT]; + r = t.getMaterialType(), l.push(t.extendParams(a, s, e)) + } else { + const i = s.pbrMetallicRoughness || {}; + if (a.color = new D(1, 1, 1), a.opacity = 1, Array.isArray(i.baseColorFactor)) { + const t = i.baseColorFactor; + a.color.fromArray(t), a.opacity = t[3] + } + void 0 !== i.baseColorTexture && l.push(e.assignTexture(a, "map", i.baseColorTexture, 3001)), a.metalness = void 0 !== i.metallicFactor ? i.metallicFactor : 1, a.roughness = void 0 !== i.roughnessFactor ? i.roughnessFactor : 1, void 0 !== i.metallicRoughnessTexture && (l.push(e.assignTexture(a, "metalnessMap", i.metallicRoughnessTexture)), l.push(e.assignTexture(a, "roughnessMap", i.metallicRoughnessTexture))), r = this._invokeOne((function (e) { + return e.getMaterialType && e.getMaterialType(t) + })), l.push(Promise.all(this._invokeAll((function (e) { + return e.extendMaterialParams && e.extendMaterialParams(t, a) + })))) + } + !0 === s.doubleSided && (a.side = 2); + const c = s.alphaMode || Wl; + if (c === jl ? (a.transparent = !0, a.depthWrite = !1) : (a.transparent = !1, c === ql && (a.alphaTest = void 0 !== s.alphaCutoff ? s.alphaCutoff : .5)), void 0 !== s.normalTexture && r !== re && (l.push(e.assignTexture(a, "normalMap", s.normalTexture)), a.normalScale = new v(1, 1), void 0 !== s.normalTexture.scale)) { + const t = s.normalTexture.scale; + a.normalScale.set(t, t) + } + return void 0 !== s.occlusionTexture && r !== re && (l.push(e.assignTexture(a, "aoMap", s.occlusionTexture)), void 0 !== s.occlusionTexture.strength && (a.aoMapIntensity = s.occlusionTexture.strength)), void 0 !== s.emissiveFactor && r !== re && (a.emissive = (new D).fromArray(s.emissiveFactor)), void 0 !== s.emissiveTexture && r !== re && l.push(e.assignTexture(a, "emissiveMap", s.emissiveTexture, 3001)), Promise.all(l).then((function () { + let i; + return i = r === Rl ? n[hl.KHR_MATERIALS_PBR_SPECULAR_GLOSSINESS].createMaterial(a) : new r(a), s.name && (i.name = s.name), Xl(i, s), e.associations.set(i, {materials: t}), s.extensions && Jl(n, i, s), i + })) + } + + createUniqueName(t) { + const e = wa.sanitizeNodeName(t || ""); + let i = e; + for (let t = 1; this.nodeNamesUsed[i]; ++t) i = e + "_" + t; + return this.nodeNamesUsed[i] = !0, i + } + + loadGeometries(t) { + const e = this, i = this.extensions, n = this.primitiveCache; + + function s(t) { + return i[hl.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(t, e).then((function (i) { + return nc(i, t, e) + })) + } + + const r = []; + for (let i = 0, a = t.length; i < a; i++) { + const a = t[i], o = $l(a), l = n[o]; + if (l) r.push(l.promise); else { + let t; + t = a.extensions && a.extensions[hl.KHR_DRACO_MESH_COMPRESSION] ? s(a) : nc(new ye, a, e), n[o] = { + primitive: a, + promise: t + }, r.push(t) + } + } + return Promise.all(r) + } + + loadMesh(t) { + const e = this, i = this.json, n = this.extensions, s = i.meshes[t], r = s.primitives, a = []; + for (let t = 0, e = r.length; t < e; t++) { + const e = void 0 === r[t].material ? Yl(this.cache) : this.getDependency("material", r[t].material); + a.push(e) + } + return a.push(e.loadGeometries(r)), Promise.all(a).then((function (i) { + const a = i.slice(0, i.length - 1), o = i[i.length - 1], l = []; + for (let i = 0, c = o.length; i < c; i++) { + const c = o[i], h = r[i]; + let u; + const d = a[i]; + if (h.mode === Nl.TRIANGLES || h.mode === Nl.TRIANGLE_STRIP || h.mode === Nl.TRIANGLE_FAN || void 0 === h.mode) u = !0 === s.isSkinnedMesh ? new Hs(c, d) : new Ne(c, d), !0 !== u.isSkinnedMesh || u.geometry.attributes.skinWeight.normalized || u.normalizeSkinWeights(), h.mode === Nl.TRIANGLE_STRIP ? u.geometry = sc(u.geometry, 1) : h.mode === Nl.TRIANGLE_FAN && (u.geometry = sc(u.geometry, 2)); else if (h.mode === Nl.LINES) u = new ur(c, d); else if (h.mode === Nl.LINE_STRIP) u = new lr(c, d); else if (h.mode === Nl.LINE_LOOP) u = new dr(c, d); else { + if (h.mode !== Nl.POINTS) throw new Error("THREE.GLTFLoader: Primitive mode unsupported: " + h.mode); + u = new vr(c, d) + } + Object.keys(u.geometry.morphAttributes).length > 0 && Kl(u, s), u.name = e.createUniqueName(s.name || "mesh_" + t), Xl(u, s), h.extensions && Jl(n, u, h), e.assignFinalMaterial(u), l.push(u) + } + for (let i = 0, n = l.length; i < n; i++) e.associations.set(l[i], {meshes: t, primitives: i}); + if (1 === l.length) return l[0]; + const c = new Is; + e.associations.set(c, {meshes: t}); + for (let t = 0, e = l.length; t < e; t++) c.add(l[t]); + return c + })) + } + + loadCamera(t) { + let e; + const i = this.json.cameras[t], n = i[i.type]; + if (n) return "perspective" === i.type ? e = new We(f.radToDeg(n.yfov), n.aspectRatio || 1, n.znear || 1, n.zfar || 2e6) : "orthographic" === i.type && (e = new pi(-n.xmag, n.xmag, n.ymag, -n.ymag, n.znear, n.zfar)), i.name && (e.name = this.createUniqueName(i.name)), Xl(e, i), Promise.resolve(e); + console.warn("THREE.GLTFLoader: Missing camera parameters.") + } + + loadSkin(t) { + const e = this.json.skins[t], i = {joints: e.joints}; + return void 0 === e.inverseBindMatrices ? Promise.resolve(i) : this.getDependency("accessor", e.inverseBindMatrices).then((function (t) { + return i.inverseBindMatrices = t, i + })) + } + + loadAnimation(t) { + const e = this.json.animations[t], i = [], n = [], s = [], r = [], a = []; + for (let t = 0, o = e.channels.length; t < o; t++) { + const o = e.channels[t], l = e.samplers[o.sampler], c = o.target, h = c.node, + u = void 0 !== e.parameters ? e.parameters[l.input] : l.input, + d = void 0 !== e.parameters ? e.parameters[l.output] : l.output; + i.push(this.getDependency("node", h)), n.push(this.getDependency("accessor", u)), s.push(this.getDependency("accessor", d)), r.push(l), a.push(c) + } + return Promise.all([Promise.all(i), Promise.all(n), Promise.all(s), Promise.all(r), Promise.all(a)]).then((function (i) { + const n = i[0], s = i[1], r = i[2], a = i[3], o = i[4], l = []; + for (let t = 0, e = n.length; t < e; t++) { + const e = n[t], i = s[t], c = r[t], h = a[t], u = o[t]; + if (void 0 === e) continue; + let d; + switch (e.updateMatrix(), Hl[u.path]) { + case Hl.weights: + d = Nr; + break; + case Hl.rotation: + d = kr; + break; + default: + d = Gr + } + const A = e.name ? e.name : e.uuid, p = void 0 !== h.interpolation ? Vl[h.interpolation] : 2301, m = []; + Hl[u.path] === Hl.weights ? e.traverse((function (t) { + t.morphTargetInfluences && m.push(t.name ? t.name : t.uuid) + })) : m.push(A); + let g = c.array; + if (c.normalized) { + const t = tc(g.constructor), e = new Float32Array(g.length); + for (let i = 0, n = g.length; i < n; i++) e[i] = g[i] * t; + g = e + } + for (let t = 0, e = m.length; t < e; t++) { + const e = new d(m[t] + "." + Hl[u.path], i.array, g, p); + "CUBICSPLINE" === h.interpolation && (e.createInterpolant = function (t) { + return new (this instanceof kr ? Fl : Ql)(this.times, this.values, this.getValueSize() / 3, t) + }, e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline = !0), l.push(e) + } + } + const c = e.name ? e.name : "animation_" + t; + return new zr(c, void 0, l) + })) + } + + createNodeMesh(t) { + const e = this.json, i = this, n = e.nodes[t]; + return void 0 === n.mesh ? null : i.getDependency("mesh", n.mesh).then((function (t) { + const e = i._getNodeRef(i.meshCache, n.mesh, t); + return void 0 !== n.weights && e.traverse((function (t) { + if (t.isMesh) for (let e = 0, i = n.weights.length; e < i; e++) t.morphTargetInfluences[e] = n.weights[e] + })), e + })) + } + + loadNode(t) { + const e = this.json, i = this.extensions, n = this, s = e.nodes[t], + r = s.name ? n.createUniqueName(s.name) : ""; + return function () { + const e = [], i = n._invokeOne((function (e) { + return e.createNodeMesh && e.createNodeMesh(t) + })); + return i && e.push(i), void 0 !== s.camera && e.push(n.getDependency("camera", s.camera).then((function (t) { + return n._getNodeRef(n.cameraCache, s.camera, t) + }))), n._invokeAll((function (e) { + return e.createNodeAttachment && e.createNodeAttachment(t) + })).forEach((function (t) { + e.push(t) + })), Promise.all(e) + }().then((function (e) { + let a; + if (a = !0 === s.isBone ? new Vs : e.length > 1 ? new Is : 1 === e.length ? e[0] : new Wt, a !== e[0]) for (let t = 0, i = e.length; t < i; t++) a.add(e[t]); + if (s.name && (a.userData.name = s.name, a.name = r), Xl(a, s), s.extensions && Jl(i, a, s), void 0 !== s.matrix) { + const t = new xt; + t.fromArray(s.matrix), a.applyMatrix4(t) + } else void 0 !== s.translation && a.position.fromArray(s.translation), void 0 !== s.rotation && a.quaternion.fromArray(s.rotation), void 0 !== s.scale && a.scale.fromArray(s.scale); + return n.associations.has(a) || n.associations.set(a, {}), n.associations.get(a).nodes = t, a + })) + } + + loadScene(t) { + const e = this.json, i = this.extensions, n = this.json.scenes[t], s = this, r = new Is; + n.name && (r.name = s.createUniqueName(n.name)), Xl(r, n), n.extensions && Jl(i, r, n); + const a = n.nodes || [], o = []; + for (let t = 0, i = a.length; t < i; t++) o.push(ic(a[t], r, e, s)); + return Promise.all(o).then((function () { + return s.associations = (t => { + const e = new Map; + for (const [t, i] of s.associations) (t instanceof se || t instanceof U) && e.set(t, i); + return t.traverse((t => { + const i = s.associations.get(t); + null != i && e.set(t, i) + })), e + })(r), r + })) + } +} + +function ic(t, e, i, n) { + const s = i.nodes[t]; + return n.getDependency("node", t).then((function (t) { + if (void 0 === s.skin) return t; + let e; + return n.getDependency("skin", s.skin).then((function (t) { + e = t; + const i = []; + for (let t = 0, s = e.joints.length; t < s; t++) i.push(n.getDependency("node", e.joints[t])); + return Promise.all(i) + })).then((function (i) { + return t.traverse((function (t) { + if (!t.isMesh) return; + const n = [], s = []; + for (let t = 0, r = i.length; t < r; t++) { + const r = i[t]; + if (r) { + n.push(r); + const i = new xt; + void 0 !== e.inverseBindMatrices && i.fromArray(e.inverseBindMatrices.array, 16 * t), s.push(i) + } else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.', e.joints[t]) + } + t.bind(new Ys(n, s), t.matrixWorld) + })), t + })) + })).then((function (t) { + e.add(t); + const r = []; + if (s.children) { + const e = s.children; + for (let s = 0, a = e.length; s < a; s++) { + const a = e[s]; + r.push(ic(a, t, i, n)) + } + } + return Promise.all(r) + })) +} + +function nc(t, e, i) { + const n = e.attributes, s = []; + + function r(e, n) { + return i.getDependency("accessor", e).then((function (e) { + t.setAttribute(n, e) + })) + } + + for (const e in n) { + const i = zl[e] || e.toLowerCase(); + i in t.attributes || s.push(r(n[e], i)) + } + if (void 0 !== e.indices && !t.index) { + const n = i.getDependency("accessor", e.indices).then((function (e) { + t.setIndex(e) + })); + s.push(n) + } + return Xl(t, e), function (t, e, i) { + const n = e.attributes, s = new j; + if (void 0 === n.POSITION) return; + { + const t = i.json.accessors[n.POSITION], e = t.min, r = t.max; + if (void 0 === e || void 0 === r) return void console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION."); + if (s.set(new V(e[0], e[1], e[2]), new V(r[0], r[1], r[2])), t.normalized) { + const e = tc(Ul[t.componentType]); + s.min.multiplyScalar(e), s.max.multiplyScalar(e) + } + } + const r = e.targets; + if (void 0 !== r) { + const t = new V, e = new V; + for (let n = 0, s = r.length; n < s; n++) { + const s = r[n]; + if (void 0 !== s.POSITION) { + const n = i.json.accessors[s.POSITION], r = n.min, a = n.max; + if (void 0 !== r && void 0 !== a) { + if (e.setX(Math.max(Math.abs(r[0]), Math.abs(a[0]))), e.setY(Math.max(Math.abs(r[1]), Math.abs(a[1]))), e.setZ(Math.max(Math.abs(r[2]), Math.abs(a[2]))), n.normalized) { + const t = tc(Ul[n.componentType]); + e.multiplyScalar(t) + } + t.max(e) + } else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.") + } + } + s.expandByVector(t) + } + t.boundingBox = s; + const a = new ut; + s.getCenter(a.center), a.radius = s.min.distanceTo(s.max) / 2, t.boundingSphere = a + }(t, e, i), Promise.all(s).then((function () { + return void 0 !== e.targets ? function (t, e, i) { + let n = !1, s = !1, r = !1; + for (let t = 0, i = e.length; t < i; t++) { + const i = e[t]; + if (void 0 !== i.POSITION && (n = !0), void 0 !== i.NORMAL && (s = !0), void 0 !== i.COLOR_0 && (r = !0), n && s && r) break + } + if (!n && !s && !r) return Promise.resolve(t); + const a = [], o = [], l = []; + for (let c = 0, h = e.length; c < h; c++) { + const h = e[c]; + if (n) { + const e = void 0 !== h.POSITION ? i.getDependency("accessor", h.POSITION) : t.attributes.position; + a.push(e) + } + if (s) { + const e = void 0 !== h.NORMAL ? i.getDependency("accessor", h.NORMAL) : t.attributes.normal; + o.push(e) + } + if (r) { + const e = void 0 !== h.COLOR_0 ? i.getDependency("accessor", h.COLOR_0) : t.attributes.color; + l.push(e) + } + } + return Promise.all([Promise.all(a), Promise.all(o), Promise.all(l)]).then((function (e) { + const i = e[0], a = e[1], o = e[2]; + return n && (t.morphAttributes.position = i), s && (t.morphAttributes.normal = a), r && (t.morphAttributes.color = o), t.morphTargetsRelative = !0, t + })) + }(t, e.targets, i) : t + })) +} + +function sc(t, e) { + let i = t.getIndex(); + if (null === i) { + const e = [], n = t.getAttribute("position"); + if (void 0 === n) return console.error("THREE.GLTFLoader.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."), t; + for (let t = 0; t < n.count; t++) e.push(t); + t.setIndex(e), i = t.getIndex() + } + const n = i.count - 2, s = []; + if (2 === e) for (let t = 1; t <= n; t++) s.push(i.getX(0)), s.push(i.getX(t)), s.push(i.getX(t + 1)); else for (let t = 0; t < n; t++) t % 2 == 0 ? (s.push(i.getX(t)), s.push(i.getX(t + 1)), s.push(i.getX(t + 2))) : (s.push(i.getX(t + 2)), s.push(i.getX(t + 1)), s.push(i.getX(t))); + s.length / 3 !== n && console.error("THREE.GLTFLoader.toTrianglesDrawMode(): Unable to generate correct amount of triangles."); + const r = t.clone(); + return r.setIndex(s), r +} + +class rc { + constructor(t = 4) { + this.pool = t, this.queue = [], this.workers = [], this.workersResolve = [], this.workerStatus = 0 + } + + _initWorker(t) { + if (!this.workers[t]) { + const e = this.workerCreator(); + e.addEventListener("message", this._onMessage.bind(this, t)), this.workers[t] = e + } + } + + _getIdleWorker() { + for (let t = 0; t < this.pool; t++) if (!(this.workerStatus & 1 << t)) return t; + return -1 + } + + _onMessage(t, e) { + const i = this.workersResolve[t]; + if (i && i(e), this.queue.length) { + const {resolve: e, msg: i, transfer: n} = this.queue.shift(); + this.workersResolve[t] = e, this.workers[t].postMessage(i, n) + } else this.workerStatus ^= 1 << t + } + + setWorkerCreator(t) { + this.workerCreator = t + } + + setWorkerLimit(t) { + this.pool = t + } + + postMessage(t, e) { + return new Promise((i => { + const n = this._getIdleWorker(); + -1 !== n ? (this._initWorker(n), this.workerStatus |= 1 << n, this.workersResolve[n] = i, this.workers[n].postMessage(t, e)) : this.queue.push({ + resolve: i, + msg: t, + transfer: e + }) + })) + } + + dispose() { + this.workers.forEach((t => t.terminate())), this.workersResolve.length = 0, this.workers.length = 0, this.queue.length = 0, this.workerStatus = 0 + } +} + +class ac { + constructor() { + this.vkFormat = 0, this.typeSize = 1, this.pixelWidth = 0, this.pixelHeight = 0, this.pixelDepth = 0, this.layerCount = 0, this.faceCount = 1, this.supercompressionScheme = 0, this.levels = [], this.dataFormatDescriptor = [{ + vendorId: 0, + descriptorType: 0, + descriptorBlockSize: 0, + versionNumber: 2, + colorModel: 0, + colorPrimaries: 1, + transferFunction: 2, + flags: 0, + texelBlockDimension: [0, 0, 0, 0], + bytesPlane: [0, 0, 0, 0, 0, 0, 0, 0], + samples: [] + }], this.keyValue = {}, this.globalData = null + } +} + +class oc { + constructor(t, e, i, n) { + this._dataView = new DataView(t.buffer, t.byteOffset + e, i), this._littleEndian = n, this._offset = 0 + } + + _nextUint8() { + const t = this._dataView.getUint8(this._offset); + return this._offset += 1, t + } + + _nextUint16() { + const t = this._dataView.getUint16(this._offset, this._littleEndian); + return this._offset += 2, t + } + + _nextUint32() { + const t = this._dataView.getUint32(this._offset, this._littleEndian); + return this._offset += 4, t + } + + _nextUint64() { + const t = this._dataView.getUint32(this._offset, this._littleEndian) + 2 ** 32 * this._dataView.getUint32(this._offset + 4, this._littleEndian); + return this._offset += 8, t + } + + _nextInt32() { + const t = this._dataView.getInt32(this._offset, this._littleEndian); + return this._offset += 4, t + } + + _skip(t) { + return this._offset += t, this + } + + _scan(t, e = 0) { + const i = this._offset; + let n = 0; + for (; this._dataView.getUint8(this._offset) !== e && n < t;) n++, this._offset++; + return n < t && this._offset++, new Uint8Array(this._dataView.buffer, this._dataView.byteOffset + i, n) + } +} + +const lc = [171, 75, 84, 88, 32, 50, 48, 187, 13, 10, 26, 10]; + +function cc(t) { + return "undefined" != typeof TextDecoder ? (new TextDecoder).decode(t) : Buffer.from(t).toString("utf8") +} + +let hc, uc, dc; +const Ac = { + env: { + emscripten_notify_memory_growth: function (t) { + dc = new Uint8Array(uc.exports.memory.buffer) + } + } +}; + +class pc { + init() { + return hc || (hc = "undefined" != typeof fetch ? fetch("data:application/wasm;base64," + mc).then((t => t.arrayBuffer())).then((t => WebAssembly.instantiate(t, Ac))).then(this._init) : WebAssembly.instantiate(Buffer.from(mc, "base64"), Ac).then(this._init), hc) + } + + _init(t) { + uc = t.instance, Ac.env.emscripten_notify_memory_growth(0) + } + + decode(t, e = 0) { + if (!uc) throw new Error("ZSTDDecoder: Await .init() before decoding."); + const i = t.byteLength, n = uc.exports.malloc(i); + dc.set(t, n), e = e || Number(uc.exports.ZSTD_findDecompressedSize(n, i)); + const s = uc.exports.malloc(e), r = uc.exports.ZSTD_decompress(s, e, n, i), a = dc.slice(s, s + r); + return uc.exports.free(n), uc.exports.free(s), a + } +} + +const mc = "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+ gc = new WeakMap; +let fc, vc = 0; + +class yc extends jr { + constructor(t) { + super(t), this.transcoderPath = "", this.transcoderBinary = null, this.transcoderPending = null, this.workerPool = new rc, this.workerSourceURL = "", this.workerConfig = null, "undefined" != typeof MSC_TRANSCODER && console.warn('THREE.KTX2Loader: Please update to latest "basis_transcoder". "msc_basis_transcoder" is no longer supported in three.js r125+.') + } + + setTranscoderPath(t) { + return this.transcoderPath = t, this + } + + setWorkerLimit(t) { + return this.workerPool.setWorkerLimit(t), this + } + + detectSupport(t) { + return this.workerConfig = { + astcSupported: t.extensions.has("WEBGL_compressed_texture_astc"), + etc1Supported: t.extensions.has("WEBGL_compressed_texture_etc1"), + etc2Supported: t.extensions.has("WEBGL_compressed_texture_etc"), + dxtSupported: t.extensions.has("WEBGL_compressed_texture_s3tc"), + bptcSupported: t.extensions.has("EXT_texture_compression_bptc"), + pvrtcSupported: t.extensions.has("WEBGL_compressed_texture_pvrtc") || t.extensions.has("WEBKIT_WEBGL_compressed_texture_pvrtc") + }, t.capabilities.isWebGL2 && (this.workerConfig.etc1Supported = !1), this + } + + init() { + if (!this.transcoderPending) { + const t = new Xr(this.manager); + t.setPath(this.transcoderPath), t.setWithCredentials(this.withCredentials); + const e = t.loadAsync("basis_transcoder.js"), i = new Xr(this.manager); + i.setPath(this.transcoderPath), i.setResponseType("arraybuffer"), i.setWithCredentials(this.withCredentials); + const n = i.loadAsync("basis_transcoder.wasm"); + this.transcoderPending = Promise.all([e, n]).then((([t, e]) => { + const i = yc.BasisWorker.toString(), + n = ["/* constants */", "let _EngineFormat = " + JSON.stringify(yc.EngineFormat), "let _TranscoderFormat = " + JSON.stringify(yc.TranscoderFormat), "let _BasisFormat = " + JSON.stringify(yc.BasisFormat), "/* basis_transcoder.js */", t, "/* worker */", i.substring(i.indexOf("{") + 1, i.lastIndexOf("}"))].join("\n"); + this.workerSourceURL = URL.createObjectURL(new Blob([n])), this.transcoderBinary = e, this.workerPool.setWorkerCreator((() => { + const t = new Worker(this.workerSourceURL), e = this.transcoderBinary.slice(0); + return t.postMessage({type: "init", config: this.workerConfig, transcoderBinary: e}, [e]), t + })) + })), vc > 0 && console.warn("THREE.KTX2Loader: Multiple active KTX2 loaders may cause performance issues. Use a single KTX2Loader instance, or call .dispose() on old instances."), vc++ + } + return this.transcoderPending + } + + load(t, e, i, n) { + if (null === this.workerConfig) throw new Error("THREE.KTX2Loader: Missing initialization with `.detectSupport( renderer )`."); + const s = new Xr(this.manager); + s.setResponseType("arraybuffer"), s.setWithCredentials(this.withCredentials), s.load(t, (t => { + if (gc.has(t)) { + return gc.get(t).promise.then(e).catch(n) + } + this._createTexture(t).then((t => e ? e(t) : null)).catch(n) + }), i, n) + } + + _createTextureFrom(t, e) { + const {mipmaps: i, width: n, height: s, format: r, type: a, error: o, dfdTransferFn: l, dfdFlags: c} = t; + if ("error" === a) return Promise.reject(o); + const h = e.layerCount > 1 ? new _r(i, n, s, e.layerCount, r, 1009) : new xr(i, n, s, r, 1009); + return h.minFilter = 1 === i.length ? 1006 : 1008, h.magFilter = 1006, h.generateMipmaps = !1, h.needsUpdate = !0, h.encoding = 2 === l ? 3001 : 3e3, h.premultiplyAlpha = !!(1 & c), h + } + + async _createTexture(t, e = {}) { + const i = function (t) { + const e = new Uint8Array(t.buffer, t.byteOffset, lc.length); + if (e[0] !== lc[0] || e[1] !== lc[1] || e[2] !== lc[2] || e[3] !== lc[3] || e[4] !== lc[4] || e[5] !== lc[5] || e[6] !== lc[6] || e[7] !== lc[7] || e[8] !== lc[8] || e[9] !== lc[9] || e[10] !== lc[10] || e[11] !== lc[11]) throw new Error("Missing KTX 2.0 identifier."); + const i = new ac, n = 17 * Uint32Array.BYTES_PER_ELEMENT, s = new oc(t, lc.length, n, !0); + i.vkFormat = s._nextUint32(), i.typeSize = s._nextUint32(), i.pixelWidth = s._nextUint32(), i.pixelHeight = s._nextUint32(), i.pixelDepth = s._nextUint32(), i.layerCount = s._nextUint32(), i.faceCount = s._nextUint32(); + const r = s._nextUint32(); + i.supercompressionScheme = s._nextUint32(); + const a = s._nextUint32(), o = s._nextUint32(), l = s._nextUint32(), c = s._nextUint32(), + h = s._nextUint64(), u = s._nextUint64(), d = new oc(t, lc.length + n, 3 * r * 8, !0); + for (let e = 0; e < r; e++) i.levels.push({ + levelData: new Uint8Array(t.buffer, t.byteOffset + d._nextUint64(), d._nextUint64()), + uncompressedByteLength: d._nextUint64() + }); + const A = new oc(t, a, o, !0), p = { + vendorId: A._skip(4)._nextUint16(), + descriptorType: A._nextUint16(), + versionNumber: A._nextUint16(), + descriptorBlockSize: A._nextUint16(), + colorModel: A._nextUint8(), + colorPrimaries: A._nextUint8(), + transferFunction: A._nextUint8(), + flags: A._nextUint8(), + texelBlockDimension: [A._nextUint8(), A._nextUint8(), A._nextUint8(), A._nextUint8()], + bytesPlane: [A._nextUint8(), A._nextUint8(), A._nextUint8(), A._nextUint8(), A._nextUint8(), A._nextUint8(), A._nextUint8(), A._nextUint8()], + samples: [] + }, m = (p.descriptorBlockSize / 4 - 6) / 4; + for (let t = 0; t < m; t++) { + const e = { + bitOffset: A._nextUint16(), + bitLength: A._nextUint8(), + channelType: A._nextUint8(), + samplePosition: [A._nextUint8(), A._nextUint8(), A._nextUint8(), A._nextUint8()], + sampleLower: -1 / 0, + sampleUpper: 1 / 0 + }; + 64 & e.channelType ? (e.sampleLower = A._nextInt32(), e.sampleUpper = A._nextInt32()) : (e.sampleLower = A._nextUint32(), e.sampleUpper = A._nextUint32()), p.samples[t] = e + } + i.dataFormatDescriptor.length = 0, i.dataFormatDescriptor.push(p); + const g = new oc(t, l, c, !0); + for (; g._offset < c;) { + const t = g._nextUint32(), e = g._scan(t), n = cc(e), s = g._scan(t - e.byteLength); + i.keyValue[n] = n.match(/^ktx/i) ? cc(s) : s, g._offset % 4 && g._skip(4 - g._offset % 4) + } + if (u <= 0) return i; + const f = new oc(t, h, u, !0), v = f._nextUint16(), y = f._nextUint16(), x = f._nextUint32(), + _ = f._nextUint32(), E = f._nextUint32(), w = f._nextUint32(), b = []; + for (let t = 0; t < r; t++) b.push({ + imageFlags: f._nextUint32(), + rgbSliceByteOffset: f._nextUint32(), + rgbSliceByteLength: f._nextUint32(), + alphaSliceByteOffset: f._nextUint32(), + alphaSliceByteLength: f._nextUint32() + }); + const C = h + f._offset, I = C + x, S = I + _, M = S + E, B = new Uint8Array(t.buffer, t.byteOffset + C, x), + T = new Uint8Array(t.buffer, t.byteOffset + I, _), R = new Uint8Array(t.buffer, t.byteOffset + S, E), + D = new Uint8Array(t.buffer, t.byteOffset + M, w); + return i.globalData = { + endpointCount: v, + selectorCount: y, + imageDescs: b, + endpointsData: B, + selectorsData: T, + tablesData: R, + extendedData: D + }, i + }(new Uint8Array(t)); + if (0 !== i.vkFormat) return async function (t) { + const {vkFormat: e, pixelWidth: i, pixelHeight: n, pixelDepth: s} = t; + if (void 0 === xc[e]) throw new Error("THREE.KTX2Loader: Unsupported vkFormat."); + const r = t.levels[0]; + let a, o; + if (0 === t.supercompressionScheme) a = r.levelData; else { + if (2 !== t.supercompressionScheme) throw new Error("THREE.KTX2Loader: Unsupported supercompressionScheme."); + fc || (fc = new Promise((async t => { + const e = new pc; + await e.init(), t(e) + }))), a = (await fc).decode(r.levelData, r.uncompressedByteLength) + } + o = 1015 === _c[e] ? new Float32Array(a.buffer, a.byteOffset, a.byteLength / Float32Array.BYTES_PER_ELEMENT) : 1016 === _c[e] ? new Uint16Array(a.buffer, a.byteOffset, a.byteLength / Uint16Array.BYTES_PER_ELEMENT) : a; + const l = 0 === s ? new Ws(o, i, n) : new z(o, i, n, s); + return l.type = _c[e], l.format = xc[e], l.encoding = Ec[e] || 3e3, l.needsUpdate = !0, Promise.resolve(l) + } + /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); * you may not use this file except in compliance with the License. @@ -527,35 +14196,286 @@ canvas { * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */(i);const n=e,s=this.init().then((()=>this.workerPool.postMessage({type:"transcode",buffer:t,taskConfig:n},[t]))).then((t=>this._createTextureFrom(t.data,i)));return gc.set(t,{promise:s}),s}dispose(){return this.workerPool.dispose(),this.workerSourceURL&&URL.revokeObjectURL(this.workerSourceURL),vc--,this}}yc.BasisFormat={ETC1S:0,UASTC_4x4:1},yc.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},yc.EngineFormat={RGBAFormat:1023,RGBA_ASTC_4x4_Format:37808,RGBA_BPTC_Format:36492,RGBA_ETC2_EAC_Format:37496,RGBA_PVRTC_4BPPV1_Format:35842,RGBA_S3TC_DXT5_Format:33779,RGB_ETC1_Format:36196,RGB_ETC2_Format:37492,RGB_PVRTC_4BPPV1_Format:35840,RGB_S3TC_DXT1_Format:33776},yc.BasisWorker=function(){let t,e,i;const n=_EngineFormat,s=_TranscoderFormat,r=_BasisFormat;self.addEventListener("message",(function(a){const u=a.data;switch(u.type){case"init":t=u.config,d=u.transcoderBinary,e=new Promise((t=>{i={wasmBinary:d,onRuntimeInitialized:t},BASIS(i)})).then((()=>{i.initializeBasis(),void 0===i.KTX2File&&console.warn("THREE.KTX2Loader: Please update Basis Universal transcoder.")}));break;case"transcode":e.then((()=>{try{const{width:e,height:a,hasAlpha:d,mipmaps:A,format:p,dfdTransferFn:m,dfdFlags:g}=function(e){const a=new i.KTX2File(new Uint8Array(e));function u(){a.close(),a.delete()}if(!a.isValid())throw u(),new Error("THREE.KTX2Loader:\tInvalid or unsupported .ktx2 file");const d=a.isUASTC()?r.UASTC_4x4:r.ETC1S,A=a.getWidth(),p=a.getHeight(),m=a.getLayers()||1,g=a.getLevels(),f=a.getHasAlpha(),v=a.getDFDTransferFunc(),y=a.getDFDFlags(),{transcoderFormat:x,engineFormat:_}=function(e,i,a,h){let u,d;const A=e===r.ETC1S?o:l;for(let n=0;n=this[Mc];--t){const e=this[Ic][t];0===this[Cc].get(e)&&(this[Bc].delete(e),this[Ic].splice(t,1))}}} -/* @license - * Copyright 2021 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const Rc=t=>{const e=new Map;for(const i of t.mappings)for(const t of i.variants)e.set(t,{material:null,gltfMaterialIndex:i.material});return e};class Dc{constructor(t){this.parser=t,this.name="KHR_materials_variants"}afterRoot(t){const e=this.parser,i=e.json;if(void 0===i.extensions||void 0===i.extensions[this.name])return null;const n=(t=>{const e=[],i=new Set;for(const n of t){let t=n,s=0;for(;i.has(t);)t=n+"."+ ++s;i.add(t),e.push(t)}return e})((i.extensions[this.name].variants||[]).map((t=>t.name)));for(const n of t.scenes)n.traverse((t=>{const n=t;if(!n.isMesh)return;const s=e.associations.get(n);if(null==s||null==s.meshes||null==s.primitives)return;const r=i.meshes[s.meshes].primitives[s.primitives].extensions;r&&r[this.name]&&(n.userData.variantMaterials=Rc(r[this.name]))}));return t.userData.variants=n,Promise.resolve()}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var Lc,Qc;const Pc=new Map,Fc=new Map;let Nc;const Uc=new class extends jr{constructor(t){super(t),this.decoderPath="",this.decoderConfig={},this.decoderBinary=null,this.decoderPending=null,this.workerLimit=4,this.workerPool=[],this.workerNextTaskID=1,this.workerSourceURL="",this.defaultAttributeIDs={position:"POSITION",normal:"NORMAL",color:"COLOR",uv:"TEX_COORD"},this.defaultAttributeTypes={position:"Float32Array",normal:"Float32Array",color:"Float32Array",uv:"Float32Array"}}setDecoderPath(t){return this.decoderPath=t,this}setDecoderConfig(t){return this.decoderConfig=t,this}setWorkerLimit(t){return this.workerLimit=t,this}load(t,e,i,n){const s=new Xr(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(t,(t=>{this.decodeDracoFile(t,e).catch(n)}),i,n)}decodeDracoFile(t,e,i,n){const s={attributeIDs:i||this.defaultAttributeIDs,attributeTypes:n||this.defaultAttributeTypes,useUniqueIDs:!!i};return this.decodeGeometry(t,s).then(e)}decodeGeometry(t,e){const i=JSON.stringify(e);if(al.has(t)){const e=al.get(t);if(e.key===i)return e.promise;if(0===t.byteLength)throw new Error("THREE.DRACOLoader: Unable to re-decode a buffer with different settings. Buffer has already been transferred.")}let n;const s=this.workerNextTaskID++,r=t.byteLength,a=this._getWorker(s,r).then((i=>(n=i,new Promise(((i,r)=>{n._callbacks[s]={resolve:i,reject:r},n.postMessage({type:"decode",id:s,taskConfig:e,buffer:t},[t])}))))).then((t=>this._createGeometry(t.geometry)));return a.catch((()=>!0)).then((()=>{n&&s&&this._releaseTask(n,s)})),al.set(t,{key:i,promise:a}),a}_createGeometry(t){const e=new ye;t.index&&e.setIndex(new le(t.index.array,1));for(let i=0;i{i.load(t,e,void 0,n)}))}preload(){return this._initDecoder(),this}_initDecoder(){if(this.decoderPending)return this.decoderPending;const t="object"!=typeof WebAssembly||"js"===this.decoderConfig.type,e=[];return t?e.push(this._loadLibrary("draco_decoder.js","text")):(e.push(this._loadLibrary("draco_wasm_wrapper.js","text")),e.push(this._loadLibrary("draco_decoder.wasm","arraybuffer"))),this.decoderPending=Promise.all(e).then((e=>{const i=e[0];t||(this.decoderConfig.wasmBinary=e[1]);const n=ol.toString(),s=["/* draco decoder */",i,"","/* worker */",n.substring(n.indexOf("{")+1,n.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([s]))})),this.decoderPending}_getWorker(t,e){return this._initDecoder().then((()=>{if(this.workerPool.lengthe._taskLoad?-1:1}));const i=this.workerPool[this.workerPool.length-1];return i._taskCosts[t]=e,i._taskLoad+=e,i}))}_releaseTask(t,e){t._taskLoad-=t._taskCosts[e],delete t._callbacks[e],delete t._taskCosts[e]}debug(){console.log("Task load: ",this.workerPool.map((t=>t._taskLoad)))}dispose(){for(let t=0;tnew Dc(t))),this[Wc]=t,this[Hc].setDRACOLoader(Uc),this[Hc].setKTX2Loader(Oc)}static setDRACODecoderLocation(t){Nc=t,Uc.setDecoderPath(t)}static getDRACODecoderLocation(){return Nc}static setKTX2TranscoderLocation(t){kc=t,Oc.setTranscoderPath(t)}static getKTX2TranscoderLocation(){return kc}static setMeshoptDecoderLocation(t){var e;Gc!==t&&(Gc=t,zc=(e=t,new Promise(((t,i)=>{const n=document.createElement("script");document.body.appendChild(n),n.onload=t,n.onerror=i,n.async=!0,n.src=e}))).then((()=>MeshoptDecoder.ready)).then((()=>MeshoptDecoder)))}static getMeshoptDecoderLocation(){return Gc}static initializeKTX2Loader(t){Oc.detectSupport(t)}static get cache(){return Pc}static clearCache(){Pc.forEach(((t,e)=>{this.delete(e)})),this[Vc].reset()}static has(t){return Pc.has(t)}static async delete(t){if(!this.has(t))return;const e=Pc.get(t);Fc.delete(t),Pc.delete(t);(await e).dispose()}static hasFinishedLoading(t){return!!Fc.get(t)}get[(Lc=Vc,Qc=Hc,Vc)](){return this.constructor[Vc]}async preload(t,e,i=(()=>{})){if(this[Hc].setWithCredentials(qc.withCredentials),this.dispatchEvent({type:"preload",element:e,src:t}),!Pc.has(t)){null!=zc&&this[Hc].setMeshoptDecoder(await zc);const e=((t,e,i=(()=>{}))=>{const n=t=>{const e=t.loaded/t.total;i(Math.max(0,Math.min(1,isFinite(e)?e:1)))};return new Promise(((i,s)=>{e.load(t,i,n,s)}))})(t,this[Hc],(t=>{i(.8*t)})),n=this[Wc],s=e.then((t=>n.prepare(t))).then((t=>(i(.9),new n(t)))).catch((t=>(console.error(t),new n)));Pc.set(t,s)}await Pc.get(t),Fc.set(t,!0),i&&i(1)}async load(t,e,i=(()=>{})){await this.preload(t,e,i);const n=await Pc.get(t),s=await n.clone();return this[Vc].retain(t),s.dispose=()=>{this[Vc].release(t)},s}}qc[Lc]=new Tc(qc);class jc extends Wt{constructor(t=document.createElement("div")){super(),this.isCSS2DObject=!0,this.element=t,this.element.style.position="absolute",this.element.style.userSelect="none",this.element.setAttribute("draggable",!1),this.addEventListener("removed",(function(){this.traverse((function(t){t.element instanceof Element&&null!==t.element.parentNode&&t.element.parentNode.removeChild(t.element)}))}))}copy(t,e){return super.copy(t,e),this.element=t.element.cloneNode(!0),this}}const Yc=new V,Jc=new xt,Xc=new xt,Kc=new V,$c=new V;class Zc{constructor(t={}){const e=this;let i,n,s,r;const a={objects:new WeakMap},o=void 0!==t.element?t.element:document.createElement("div");function l(t,i,n){if(t.isCSS2DObject){Yc.setFromMatrixPosition(t.matrixWorld),Yc.applyMatrix4(Xc);const l=!0===t.visible&&Yc.z>=-1&&Yc.z<=1&&!0===t.layers.test(n.layers);if(t.element.style.display=!0===l?"":"none",!0===l){t.onBeforeRender(e,i,n);const a=t.element;a.style.transform="translate(-50%,-50%) translate("+(Yc.x*s+s)+"px,"+(-Yc.y*r+r)+"px)",a.parentNode!==o&&o.appendChild(a),t.onAfterRender(e,i,n)}const h={distanceToCameraSquared:c(n,t)};a.objects.set(t,h)}for(let e=0,s=t.children.length;et.toBlob(i,e)));let i;return"image/jpeg"===e?i=.92:"image/webp"===e&&(i=.8),t.convertToBlob({type:e,quality:i})}class Mh{constructor(){this.plugins=[],this.options={},this.pending=[],this.buffers=[],this.byteOffset=0,this.buffers=[],this.nodeMap=new Map,this.skins=[],this.extensionsUsed={},this.uids=new Map,this.uid=0,this.json={asset:{version:"2.0",generator:"THREE.GLTFExporter"}},this.cache={meshes:new Map,attributes:new Map,attributesNormalized:new Map,materials:new Map,textures:new Map,images:new Map}}setPlugins(t){this.plugins=t}async write(t,e,i){this.options=Object.assign({},{binary:!1,trs:!1,onlyVisible:!0,maxTextureSize:1/0,animations:[],includeCustomExtensions:!1},i),this.options.animations.length>0&&(this.options.trs=!0),this.processInput(t),await Promise.all(this.pending);const n=this,s=n.buffers,r=n.json;i=n.options;const a=n.extensionsUsed,o=new Blob(s,{type:"application/octet-stream"}),l=Object.keys(a);if(l.length>0&&(r.extensionsUsed=l),r.buffers&&r.buffers.length>0&&(r.buffers[0].byteLength=o.size),!0===i.binary){const t=new FileReader;t.readAsArrayBuffer(o),t.onloadend=function(){const i=Ch(t.result),n=new DataView(new ArrayBuffer(8));n.setUint32(0,i.byteLength,!0),n.setUint32(4,5130562,!0);const s=Ch((a=JSON.stringify(r),(new TextEncoder).encode(a).buffer),32);var a;const o=new DataView(new ArrayBuffer(8));o.setUint32(0,s.byteLength,!0),o.setUint32(4,1313821514,!0);const l=new ArrayBuffer(12),c=new DataView(l);c.setUint32(0,1179937895,!0),c.setUint32(4,2,!0);const h=12+o.byteLength+s.byteLength+n.byteLength+i.byteLength;c.setUint32(8,h,!0);const u=new Blob([l,o,s,n,i],{type:"application/octet-stream"}),d=new FileReader;d.readAsArrayBuffer(u),d.onloadend=function(){e(d.result)}}}else if(r.buffers&&r.buffers.length>0){const t=new FileReader;t.readAsDataURL(o),t.onloadend=function(){const i=t.result;r.buffers[0].uri=i,e(r)}}else e(r)}serializeUserData(t,e){if(0===Object.keys(t.userData).length)return;const i=this.options,n=this.extensionsUsed;try{const s=JSON.parse(JSON.stringify(t.userData));if(i.includeCustomExtensions&&s.gltfExtensions){void 0===e.extensions&&(e.extensions={});for(const t in s.gltfExtensions)e.extensions[t]=s.gltfExtensions[t],n[t]=!0;delete s.gltfExtensions}Object.keys(s).length>0&&(e.extras=s)}catch(e){console.warn("THREE.GLTFExporter: userData of '"+t.name+"' won't be serialized because of JSON.stringify error - "+e.message)}}getUID(t,e=!1){if(!1===this.uids.has(t)){const e=new Map;e.set(!0,this.uid++),e.set(!1,this.uid++),this.uids.set(t,e)}return this.uids.get(t).get(e)}isNormalizedNormalAttribute(t){if(this.cache.attributesNormalized.has(t))return!1;const e=new V;for(let i=0,n=t.count;i5e-4)return!1;return!0}createNormalizedNormalAttribute(t){const e=this.cache;if(e.attributesNormalized.has(t))return e.attributesNormalized.get(t);const i=t.clone(),n=new V;for(let t=0,e=i.count;t4?n=t.array[s*t.itemSize+i]:0===i?n=t.getX(s):1===i?n=t.getY(s):2===i?n=t.getZ(s):3===i&&(n=t.getW(s)),e===lh?l.setFloat32(c,n,!0):e===ch?l.setUint32(c,n,!0):e===oh?l.setUint16(c,n,!0):e===ah&&l.setUint8(c,n),c+=a}const h={buffer:this.processBuffer(l.buffer),byteOffset:this.byteOffset,byteLength:o};void 0!==s&&(h.target=s),s===hh&&(h.byteStride=t.itemSize*a),this.byteOffset+=o,r.bufferViews.push(h);return{id:r.bufferViews.length-1,byteLength:0}}processBufferViewImage(t){const e=this,i=e.json;return i.bufferViews||(i.bufferViews=[]),new Promise((function(n){const s=new FileReader;s.readAsArrayBuffer(t),s.onloadend=function(){const t=Ch(s.result),r={buffer:e.processBuffer(t),byteOffset:e.byteOffset,byteLength:t.byteLength};e.byteOffset+=t.byteLength,n(i.bufferViews.push(r)-1)}}))}processAccessor(t,e,i,n){const s=this.json;let r;if(t.array.constructor===Float32Array)r=lh;else if(t.array.constructor===Uint32Array)r=ch;else if(t.array.constructor===Uint16Array)r=oh;else{if(t.array.constructor!==Uint8Array)throw new Error("THREE.GLTFExporter: Unsupported bufferAttribute component type.");r=ah}if(void 0===i&&(i=0),void 0===n&&(n=t.count),0===n)return null;const a=function(t,e,i){const n={min:new Array(t.itemSize).fill(Number.POSITIVE_INFINITY),max:new Array(t.itemSize).fill(Number.NEGATIVE_INFINITY)};for(let s=e;s4?i=t.array[s*t.itemSize+e]:0===e?i=t.getX(s):1===e?i=t.getY(s):2===e?i=t.getZ(s):3===e&&(i=t.getW(s)),n.min[e]=Math.min(n.min[e],i),n.max[e]=Math.max(n.max[e],i)}return n}(t,i,n);let o;void 0!==e&&(o=t===e.index?uh:hh);const l=this.processBufferView(t,r,i,n,o),c={bufferView:l.id,byteOffset:l.byteOffset,componentType:r,count:n,max:a.max,min:a.min,type:{1:"SCALAR",2:"VEC2",3:"VEC3",4:"VEC4",16:"MAT4"}[t.itemSize]};return!0===t.normalized&&(c.normalized=!0),s.accessors||(s.accessors=[]),s.accessors.push(c)-1}processImage(t,e,i,n="image/png"){const s=this,r=s.cache,a=s.json,o=s.options,l=s.pending;r.images.has(t)||r.images.set(t,{});const c=r.images.get(t),h=n+":flipY/"+i.toString();if(void 0!==c[h])return c[h];a.images||(a.images=[]);const u={mimeType:n},d=Ih();d.width=Math.min(t.width,o.maxTextureSize),d.height=Math.min(t.height,o.maxTextureSize);const A=d.getContext("2d");if(!0===i&&(A.translate(0,d.height),A.scale(1,-1)),void 0!==t.data){1023!==e&&console.error("GLTFExporter: Only RGBAFormat is supported."),(t.width>o.maxTextureSize||t.height>o.maxTextureSize)&&console.warn("GLTFExporter: Image size is bigger than maxTextureSize",t);const i=new Uint8ClampedArray(t.height*t.width*4);for(let e=0;es.processBufferViewImage(t))).then((t=>{u.bufferView=t}))):void 0!==d.toDataURL?u.uri=d.toDataURL(n):l.push(Sh(d,n).then((t=>(new FileReader).readAsDataURL(t))).then((t=>{u.uri=t})));const p=a.images.push(u)-1;return c[h]=p,p}processSampler(t){const e=this.json;e.samplers||(e.samplers=[]);const i={magFilter:_h[t.magFilter],minFilter:_h[t.minFilter],wrapS:_h[t.wrapS],wrapT:_h[t.wrapT]};return e.samplers.push(i)-1}processTexture(t){const e=this.cache,i=this.json;if(e.textures.has(t))return e.textures.get(t);i.textures||(i.textures=[]);let n=t.userData.mimeType;"image/webp"===n&&(n="image/png");const s={sampler:this.processSampler(t),source:this.processImage(t.image,t.format,t.flipY,n)};t.name&&(s.name=t.name),this._invokeAll((function(e){e.writeTexture&&e.writeTexture(t,s)}));const r=i.textures.push(s)-1;return e.textures.set(t,r),r}processMaterial(t){const e=this.cache,i=this.json;if(e.materials.has(t))return e.materials.get(t);if(t.isShaderMaterial)return console.warn("GLTFExporter: THREE.ShaderMaterial not supported."),null;i.materials||(i.materials=[]);const n={pbrMetallicRoughness:{}};!0!==t.isMeshStandardMaterial&&!0!==t.isMeshBasicMaterial&&console.warn("GLTFExporter: Use MeshStandardMaterial or MeshBasicMaterial for best results.");const s=t.color.toArray().concat([t.opacity]);if(wh(s,[1,1,1,1])||(n.pbrMetallicRoughness.baseColorFactor=s),t.isMeshStandardMaterial?(n.pbrMetallicRoughness.metallicFactor=t.metalness,n.pbrMetallicRoughness.roughnessFactor=t.roughness):(n.pbrMetallicRoughness.metallicFactor=.5,n.pbrMetallicRoughness.roughnessFactor=.5),t.metalnessMap||t.roughnessMap){const e=this.buildMetalRoughTexture(t.metalnessMap,t.roughnessMap),i={index:this.processTexture(e)};this.applyTextureTransform(i,e),n.pbrMetallicRoughness.metallicRoughnessTexture=i}if(t.map){const e={index:this.processTexture(t.map)};this.applyTextureTransform(e,t.map),n.pbrMetallicRoughness.baseColorTexture=e}if(t.emissive){const e=t.emissive.clone().multiplyScalar(t.emissiveIntensity),i=Math.max(e.r,e.g,e.b);if(i>1&&(e.multiplyScalar(1/i),console.warn("THREE.GLTFExporter: Some emissive components exceed 1; emissive has been limited")),i>0&&(n.emissiveFactor=e.toArray()),t.emissiveMap){const e={index:this.processTexture(t.emissiveMap)};this.applyTextureTransform(e,t.emissiveMap),n.emissiveTexture=e}}if(t.normalMap){const e={index:this.processTexture(t.normalMap)};t.normalScale&&1!==t.normalScale.x&&(e.scale=t.normalScale.x),this.applyTextureTransform(e,t.normalMap),n.normalTexture=e}if(t.aoMap){const e={index:this.processTexture(t.aoMap),texCoord:1};1!==t.aoMapIntensity&&(e.strength=t.aoMapIntensity),this.applyTextureTransform(e,t.aoMap),n.occlusionTexture=e}t.transparent?n.alphaMode="BLEND":t.alphaTest>0&&(n.alphaMode="MASK",n.alphaCutoff=t.alphaTest),2===t.side&&(n.doubleSided=!0),""!==t.name&&(n.name=t.name),this.serializeUserData(t,n),this._invokeAll((function(e){e.writeMaterial&&e.writeMaterial(t,n)}));const r=i.materials.push(n)-1;return e.materials.set(t,r),r}processMesh(t){const e=this.cache,i=this.json,n=[t.geometry.uuid];if(Array.isArray(t.material))for(let e=0,i=t.material.length;e0){const i=[],n=[],s={};if(void 0!==t.morphTargetDictionary)for(const e in t.morphTargetDictionary)s[t.morphTargetDictionary[e]]=e;for(let a=0;a0&&(o.extras={},o.extras.targetNames=n)}const p=Array.isArray(t.material);if(p&&0===r.groups.length)return null;const m=p?t.material:[t.material],g=p?r.groups:[{materialIndex:0,start:void 0,count:void 0}];for(let t=0,i=g.length;t0&&(i.targets=h),null!==r.index){let n=this.getUID(r.index);void 0===g[t].start&&void 0===g[t].count||(n+=":"+g[t].start+":"+g[t].count),e.attributes.has(n)?i.indices=e.attributes.get(n):(i.indices=this.processAccessor(r.index,r,g[t].start,g[t].count),e.attributes.set(n,i.indices)),null===i.indices&&delete i.indices}const n=this.processMaterial(m[g[t].materialIndex]);null!==n&&(i.material=n),c.push(i)}o.primitives=c,i.meshes||(i.meshes=[]),this._invokeAll((function(e){e.writeMesh&&e.writeMesh(t,o)}));const f=i.meshes.push(o)-1;return e.meshes.set(s,f),f}processCamera(t){const e=this.json;e.cameras||(e.cameras=[]);const i=t.isOrthographicCamera,n={type:i?"orthographic":"perspective"};return i?n.orthographic={xmag:2*t.right,ymag:2*t.top,zfar:t.far<=0?.001:t.far,znear:t.near<0?0:t.near}:n.perspective={aspectRatio:t.aspect,yfov:f.degToRad(t.fov),zfar:t.far<=0?.001:t.far,znear:t.near<0?0:t.near},""!==t.name&&(n.name=t.type),e.cameras.push(n)-1}processAnimation(t,e){const i=this.json,n=this.nodeMap;i.animations||(i.animations=[]);const s=(t=th.Utils.mergeMorphTargetTracks(t.clone(),e)).tracks,r=[],a=[];for(let t=0;t0){const e=[];for(let n=0,s=t.children.length;n0&&(s.children=e)}this._invokeAll((function(e){e.writeNode&&e.writeNode(t,s)}));const r=e.nodes.push(s)-1;return n.set(t,r),r}processScene(t){const e=this.json,i=this.options;e.scenes||(e.scenes=[],e.scene=0);const n={};""!==t.name&&(n.name=t.name),e.scenes.push(n);const s=[];for(let e=0,n=t.children.length;e0&&(n.nodes=s),this.serializeUserData(t,n)}processObjects(t){const e=new Qs;e.name="AuxScene";for(let i=0;i0&&this.processObjects(i);for(let t=0;t0&&(r.range=t.distance)):t.isSpotLight&&(r.type="spot",t.distance>0&&(r.range=t.distance),r.spot={},r.spot.innerConeAngle=(t.penumbra-1)*t.angle*-1,r.spot.outerConeAngle=t.angle),void 0!==t.decay&&2!==t.decay&&console.warn("THREE.GLTFExporter: Light decay may be lost. glTF is physically-based, and expects light.decay=2."),!t.target||t.target.parent===t&&0===t.target.position.x&&0===t.target.position.y&&-1===t.target.position.z||console.warn("THREE.GLTFExporter: Light direction may be lost. For best results, make light.target a child of the light with position 0,0,-1."),s[this.name]||(n.extensions=n.extensions||{},n.extensions[this.name]={lights:[]},s[this.name]=!0);const a=n.extensions[this.name].lights;a.push(r),e.extensions=e.extensions||{},e.extensions[this.name]={light:a.length-1}}}class Th{constructor(t){this.writer=t,this.name="KHR_materials_unlit"}writeMaterial(t,e){if(!t.isMeshBasicMaterial)return;const i=this.writer.extensionsUsed;e.extensions=e.extensions||{},e.extensions[this.name]={},i[this.name]=!0,e.pbrMetallicRoughness.metallicFactor=0,e.pbrMetallicRoughness.roughnessFactor=.9}}class Rh{constructor(t){this.writer=t,this.name="KHR_materials_pbrSpecularGlossiness"}writeMaterial(t,e){if(!t.isGLTFSpecularGlossinessMaterial)return;const i=this.writer,n=i.extensionsUsed,s={};e.pbrMetallicRoughness.baseColorFactor&&(s.diffuseFactor=e.pbrMetallicRoughness.baseColorFactor);const r=[1,1,1];if(t.specular.toArray(r,0),s.specularFactor=r,s.glossinessFactor=t.glossiness,e.pbrMetallicRoughness.baseColorTexture&&(s.diffuseTexture=e.pbrMetallicRoughness.baseColorTexture),t.specularMap){const e={index:i.processTexture(t.specularMap)};i.applyTextureTransform(e,t.specularMap),s.specularGlossinessTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class Dh{constructor(t){this.writer=t,this.name="KHR_materials_clearcoat"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.clearcoatFactor=t.clearcoat,t.clearcoatMap){const e={index:i.processTexture(t.clearcoatMap)};i.applyTextureTransform(e,t.clearcoatMap),s.clearcoatTexture=e}if(s.clearcoatRoughnessFactor=t.clearcoatRoughness,t.clearcoatRoughnessMap){const e={index:i.processTexture(t.clearcoatRoughnessMap)};i.applyTextureTransform(e,t.clearcoatRoughnessMap),s.clearcoatRoughnessTexture=e}if(t.clearcoatNormalMap){const e={index:i.processTexture(t.clearcoatNormalMap)};i.applyTextureTransform(e,t.clearcoatNormalMap),s.clearcoatNormalTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class Lh{constructor(t){this.writer=t,this.name="KHR_materials_iridescence"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.iridescenceFactor=t.iridescence,t.iridescenceMap){const e={index:i.processTexture(t.iridescenceMap)};i.applyTextureTransform(e,t.iridescenceMap),s.iridescenceTexture=e}if(s.iridescenceIor=t.iridescenceIOR,s.iridescenceThicknessMinimum=t.iridescenceThicknessRange[0],s.iridescenceThicknessMaximum=t.iridescenceThicknessRange[1],t.iridescenceThicknessMap){const e={index:i.processTexture(t.iridescenceThicknessMap)};i.applyTextureTransform(e,t.iridescenceThicknessMap),s.iridescenceThicknessTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class Qh{constructor(t){this.writer=t,this.name="KHR_materials_transmission"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0===t.transmission)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.transmissionFactor=t.transmission,t.transmissionMap){const e={index:i.processTexture(t.transmissionMap)};i.applyTextureTransform(e,t.transmissionMap),s.transmissionTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class Ph{constructor(t){this.writer=t,this.name="KHR_materials_volume"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0===t.transmission)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.thicknessFactor=t.thickness,t.thicknessMap){const e={index:i.processTexture(t.thicknessMap)};i.applyTextureTransform(e,t.thicknessMap),s.thicknessTexture=e}s.attenuationDistance=t.attenuationDistance,s.attenuationColor=t.attenuationColor.toArray(),e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}th.Utils={insertKeyframe:function(t,e){const i=.001,n=t.getValueSize(),s=new t.TimeBufferType(t.times.length+1),r=new t.ValueBufferType(t.values.length+n),a=t.createInterpolant(new t.ValueBufferType(n));let o;if(0===t.times.length){s[0]=e;for(let t=0;tt.times[t.times.length-1]){if(Math.abs(t.times[t.times.length-1]-e)e){s.set(t.times.slice(0,l+1),0),s[l+1]=e,s.set(t.times.slice(l+1),l+2),r.set(t.values.slice(0,(l+1)*n),0),r.set(a.evaluate(e),(l+1)*n),r.set(t.values.slice((l+1)*n),(l+2)*n),o=l+1;break}}return t.times=s,t.values=r,o},mergeMorphTargetTracks:function(t,e){const i=[],n={},s=t.tracks;for(let t=0;t this.workerPool.postMessage({ + type: "transcode", + buffer: t, + taskConfig: n + }, [t]))).then((t => this._createTextureFrom(t.data, i))); + return gc.set(t, {promise: s}), s + } + + dispose() { + return this.workerPool.dispose(), this.workerSourceURL && URL.revokeObjectURL(this.workerSourceURL), vc--, this + } +} + +yc.BasisFormat = {ETC1S: 0, UASTC_4x4: 1}, yc.TranscoderFormat = { + ETC1: 0, + ETC2: 1, + BC1: 2, + BC3: 3, + BC4: 4, + BC5: 5, + BC7_M6_OPAQUE_ONLY: 6, + BC7_M5: 7, + PVRTC1_4_RGB: 8, + PVRTC1_4_RGBA: 9, + ASTC_4x4: 10, + ATC_RGB: 11, + ATC_RGBA_INTERPOLATED_ALPHA: 12, + RGBA32: 13, + RGB565: 14, + BGR565: 15, + RGBA4444: 16 +}, yc.EngineFormat = { + RGBAFormat: 1023, + RGBA_ASTC_4x4_Format: 37808, + RGBA_BPTC_Format: 36492, + RGBA_ETC2_EAC_Format: 37496, + RGBA_PVRTC_4BPPV1_Format: 35842, + RGBA_S3TC_DXT5_Format: 33779, + RGB_ETC1_Format: 36196, + RGB_ETC2_Format: 37492, + RGB_PVRTC_4BPPV1_Format: 35840, + RGB_S3TC_DXT1_Format: 33776 +}, yc.BasisWorker = function () { + let t, e, i; + const n = _EngineFormat, s = _TranscoderFormat, r = _BasisFormat; + self.addEventListener("message", (function (a) { + const u = a.data; + switch (u.type) { + case"init": + t = u.config, d = u.transcoderBinary, e = new Promise((t => { + i = {wasmBinary: d, onRuntimeInitialized: t}, BASIS(i) + })).then((() => { + i.initializeBasis(), void 0 === i.KTX2File && console.warn("THREE.KTX2Loader: Please update Basis Universal transcoder.") + })); + break; + case"transcode": + e.then((() => { + try { + const { + width: e, + height: a, + hasAlpha: d, + mipmaps: A, + format: p, + dfdTransferFn: m, + dfdFlags: g + } = function (e) { + const a = new i.KTX2File(new Uint8Array(e)); + + function u() { + a.close(), a.delete() + } + + if (!a.isValid()) throw u(), new Error("THREE.KTX2Loader:\tInvalid or unsupported .ktx2 file"); + const d = a.isUASTC() ? r.UASTC_4x4 : r.ETC1S, A = a.getWidth(), p = a.getHeight(), + m = a.getLayers() || 1, g = a.getLevels(), f = a.getHasAlpha(), + v = a.getDFDTransferFunc(), y = a.getDFDFlags(), { + transcoderFormat: x, + engineFormat: _ + } = function (e, i, a, h) { + let u, d; + const A = e === r.ETC1S ? o : l; + for (let n = 0; n < A.length; n++) { + const s = A[n]; + if (t[s.if] && (s.basisFormat.includes(e) && !(h && s.transcoderFormat.length < 2) && (!s.needsPowerOfTwo || c(i) && c(a)))) return u = s.transcoderFormat[h ? 1 : 0], d = s.engineFormat[h ? 1 : 0], { + transcoderFormat: u, + engineFormat: d + } + } + return console.warn("THREE.KTX2Loader: No suitable compressed texture format found. Decoding to RGBA32."), u = s.RGBA32, d = n.RGBAFormat, { + transcoderFormat: u, + engineFormat: d + } + }(d, A, p, f); + if (!A || !p || !g) throw u(), new Error("THREE.KTX2Loader:\tInvalid texture"); + if (!a.startTranscoding()) throw u(), new Error("THREE.KTX2Loader: .startTranscoding failed"); + const E = []; + for (let t = 0; t < g; t++) { + const e = []; + let i, n; + for (let s = 0; s < m; s++) { + const r = a.getImageLevelInfo(t, s, 0); + i = r.origWidth, n = r.origHeight; + const o = new Uint8Array(a.getImageTranscodedSizeInBytes(t, s, 0, x)); + if (!a.transcodeImage(o, t, s, 0, x, 0, -1, -1)) throw u(), new Error("THREE.KTX2Loader: .transcodeImage failed."); + e.push(o) + } + E.push({data: h(e), width: i, height: n}) + } + return u(), { + width: A, + height: p, + hasAlpha: f, + mipmaps: E, + format: _, + dfdTransferFn: v, + dfdFlags: y + } + }(u.buffer), f = []; + for (let t = 0; t < A.length; ++t) f.push(A[t].data.buffer); + self.postMessage({ + type: "transcode", + id: u.id, + width: e, + height: a, + hasAlpha: d, + mipmaps: A, + format: p, + dfdTransferFn: m, + dfdFlags: g + }, f) + } catch (t) { + console.error(t), self.postMessage({type: "error", id: u.id, error: t.message}) + } + })) + } + var d + })); + const a = [{ + if: "astcSupported", + basisFormat: [r.UASTC_4x4], + transcoderFormat: [s.ASTC_4x4, s.ASTC_4x4], + engineFormat: [n.RGBA_ASTC_4x4_Format, n.RGBA_ASTC_4x4_Format], + priorityETC1S: 1 / 0, + priorityUASTC: 1, + needsPowerOfTwo: !1 + }, { + if: "bptcSupported", + basisFormat: [r.ETC1S, r.UASTC_4x4], + transcoderFormat: [s.BC7_M5, s.BC7_M5], + engineFormat: [n.RGBA_BPTC_Format, n.RGBA_BPTC_Format], + priorityETC1S: 3, + priorityUASTC: 2, + needsPowerOfTwo: !1 + }, { + if: "dxtSupported", + basisFormat: [r.ETC1S, r.UASTC_4x4], + transcoderFormat: [s.BC1, s.BC3], + engineFormat: [n.RGB_S3TC_DXT1_Format, n.RGBA_S3TC_DXT5_Format], + priorityETC1S: 4, + priorityUASTC: 5, + needsPowerOfTwo: !1 + }, { + if: "etc2Supported", + basisFormat: [r.ETC1S, r.UASTC_4x4], + transcoderFormat: [s.ETC1, s.ETC2], + engineFormat: [n.RGB_ETC2_Format, n.RGBA_ETC2_EAC_Format], + priorityETC1S: 1, + priorityUASTC: 3, + needsPowerOfTwo: !1 + }, { + if: "etc1Supported", + basisFormat: [r.ETC1S, r.UASTC_4x4], + transcoderFormat: [s.ETC1], + engineFormat: [n.RGB_ETC1_Format], + priorityETC1S: 2, + priorityUASTC: 4, + needsPowerOfTwo: !1 + }, { + if: "pvrtcSupported", + basisFormat: [r.ETC1S, r.UASTC_4x4], + transcoderFormat: [s.PVRTC1_4_RGB, s.PVRTC1_4_RGBA], + engineFormat: [n.RGB_PVRTC_4BPPV1_Format, n.RGBA_PVRTC_4BPPV1_Format], + priorityETC1S: 5, + priorityUASTC: 6, + needsPowerOfTwo: !0 + }], o = a.sort((function (t, e) { + return t.priorityETC1S - e.priorityETC1S + })), l = a.sort((function (t, e) { + return t.priorityUASTC - e.priorityUASTC + })); + + function c(t) { + return t <= 2 || 0 == (t & t - 1) && 0 !== t + } + + function h(t) { + let e = 0; + for (const i of t) e += i.byteLength; + const i = new Uint8Array(e); + let n = 0; + for (const e of t) i.set(e, n), n += e.byteLength; + return i + } +}; +const xc = { + 109: 1023, + 97: 1023, + 37: 1023, + 43: 1023, + 103: 1030, + 83: 1030, + 16: 1030, + 22: 1030, + 100: 1028, + 76: 1028, + 15: 1028, + 9: 1028 +}, _c = { + 109: 1015, + 97: 1016, + 37: 1009, + 43: 1009, + 103: 1015, + 83: 1016, + 16: 1009, + 22: 1009, + 100: 1015, + 76: 1016, + 15: 1009, + 9: 1009 +}, Ec = {43: 3001, 22: 3001, 15: 3001}; +var wc, bc; +const Cc = Symbol("retainerCount"), Ic = Symbol("recentlyUsed"), Sc = Symbol("evict"), Mc = Symbol("evictionThreshold"), + Bc = Symbol("cache"); + +class Tc { + constructor(t, e = 5) { + this[wc] = new Map, this[bc] = [], this[Bc] = t, this[Mc] = e + } + + set evictionThreshold(t) { + this[Mc] = t, this[Sc]() + } + + get evictionThreshold() { + return this[Mc] + } + + get cache() { + return this[Bc] + } + + retainerCount(t) { + return this[Cc].get(t) || 0 + } + + reset() { + this[Cc].clear(), this[Ic] = [] + } + + retain(t) { + this[Cc].has(t) || this[Cc].set(t, 0), this[Cc].set(t, this[Cc].get(t) + 1); + const e = this[Ic].indexOf(t); + -1 !== e && this[Ic].splice(e, 1), this[Ic].unshift(t), this[Sc]() + } + + release(t) { + this[Cc].has(t) && this[Cc].set(t, Math.max(this[Cc].get(t) - 1, 0)), this[Sc]() + } + + [(wc = Cc, bc = Ic, Sc)]() { + if (!(this[Ic].length < this[Mc])) for (let t = this[Ic].length - 1; t >= this[Mc]; --t) { + const e = this[Ic][t]; + 0 === this[Cc].get(e) && (this[Bc].delete(e), this[Ic].splice(t, 1)) + } + } +} + /* @license * Copyright 2021 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -570,35 +14490,41 @@ canvas { * See the License for the specific language governing permissions and * limitations under the License. */ -const Fh=t=>void 0!==t.material&&t.userData&&t.userData.variantMaterials&&!!Array.from(t.userData.variantMaterials.values()).filter((t=>Nh(t.material))),Nh=t=>t&&t.isMaterial&&!Array.isArray(t);class Uh{constructor(t){this.writer=t,this.name="KHR_materials_variants",this.variantNames=[]}beforeParse(t){const e=new Set;for(const i of t)i.traverse((t=>{if(!Fh(t))return;const i=t.userData.variantMaterials,n=t.userData.variantData;for(const[t,s]of n){const n=i.get(s.index);n&&Nh(n.material)&&e.add(t)}}));e.forEach((t=>this.variantNames.push(t)))}writeMesh(t,e){if(!Fh(t))return;const i=t.userData,n=i.variantMaterials,s=i.variantData,r=new Map,a=new Map,o=Array.from(s.values()).sort(((t,e)=>t.index-e.index));for(const[t,e]of o.entries())a.set(e.index,t);for(const t of s.values()){const e=n.get(t.index);if(!e||!Nh(e.material))continue;const i=this.writer.processMaterial(e.material);r.has(i)||r.set(i,{material:i,variants:[]}),r.get(i).variants.push(a.get(t.index))}const l=Array.from(r.values()).map((t=>t.variants.sort(((t,e)=>t-e))&&t)).sort(((t,e)=>t.material-e.material));if(0===l.length)return;const c=Nh(i.originalMaterial)?this.writer.processMaterial(i.originalMaterial):-1;for(const t of e.primitives)c>=0&&(t.material=c),t.extensions=t.extensions||{},t.extensions[this.name]={mappings:l}}afterParse(){if(0===this.variantNames.length)return;const t=this.writer.json;t.extensions=t.extensions||{};const e=this.variantNames.map((t=>({name:t})));t.extensions[this.name]={variants:e},this.writer.extensionsUsed[this.name]=!0}}class kh{constructor(t,e,i,n,s){this.xrLight=t,this.renderer=e,this.lightProbe=i,this.xrWebGLBinding=null,this.estimationStartCallback=s,this.frameCallback=this.onXRFrame.bind(this);const r=e.xr.getSession();if(n&&"XRWebGLBinding"in window){const i=new Ye(16);t.environment=i.texture;const n=e.getContext();switch(r.preferredReflectionFormat){case"srgba8":n.getExtension("EXT_sRGB");break;case"rgba16f":n.getExtension("OES_texture_half_float")}this.xrWebGLBinding=new XRWebGLBinding(r,n),this.lightProbe.addEventListener("reflectionchange",(()=>{this.updateReflection()}))}r.requestAnimationFrame(this.frameCallback)}updateReflection(){const t=this.renderer.properties.get(this.xrLight.environment);if(t){const e=this.xrWebGLBinding.getReflectionCubeMap(this.lightProbe);e&&(t.__webglTexture=e,this.xrLight.environment.needsPMREMUpdate=!0)}}onXRFrame(t,e){if(!this.xrLight)return;e.session.requestAnimationFrame(this.frameCallback);const i=e.getLightEstimate(this.lightProbe);if(i){this.xrLight.lightProbe.sh.fromArray(i.sphericalHarmonicsCoefficients),this.xrLight.lightProbe.intensity=1;const t=Math.max(1,Math.max(i.primaryLightIntensity.x,Math.max(i.primaryLightIntensity.y,i.primaryLightIntensity.z)));this.xrLight.directionalLight.color.setRGB(i.primaryLightIntensity.x/t,i.primaryLightIntensity.y/t,i.primaryLightIntensity.z/t),this.xrLight.directionalLight.intensity=t,this.xrLight.directionalLight.position.copy(i.primaryLightDirection),this.estimationStartCallback&&(this.estimationStartCallback(),this.estimationStartCallback=null)}}dispose(){this.xrLight=null,this.renderer=null,this.lightProbe=null,this.xrWebGLBinding=null}}class Oh extends Is{constructor(t,e=!0){super(),this.lightProbe=new ma,this.lightProbe.intensity=0,this.add(this.lightProbe),this.directionalLight=new Aa,this.directionalLight.intensity=0,this.add(this.directionalLight),this.environment=null;let i=null,n=!1;t.xr.addEventListener("sessionstart",(()=>{const s=t.xr.getSession();"requestLightProbe"in s&&s.requestLightProbe({reflectionFormat:s.preferredReflectionFormat}).then((s=>{i=new kh(this,t,s,e,(()=>{n=!0,this.dispatchEvent({type:"estimationstart"})}))}))})),t.xr.addEventListener("sessionend",(()=>{i&&(i.dispose(),i=null),n&&this.dispatchEvent({type:"estimationend"})})),this.dispose=()=>{i&&(i.dispose(),i=null),this.remove(this.lightProbe),this.lightProbe=null,this.remove(this.directionalLight),this.directionalLight=null,this.environment=null}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */class Gh{constructor(t=50){this.velocity=0,this.naturalFrequency=0,this.setDecayTime(t)}setDecayTime(t){this.naturalFrequency=1/Math.max(.001,t)}update(t,e,i,n){const s=2e-4*this.naturalFrequency;if(null==t||0===n)return e;if(t===e&&0===this.velocity)return e;if(i<0)return t;const r=t-e,a=this.velocity+this.naturalFrequency*r,o=r+i*a,l=Math.exp(-this.naturalFrequency*i),c=(a-this.naturalFrequency*o)*l,h=-this.naturalFrequency*(c+a*l);return Math.abs(c)=0?(this.velocity=0,e):(this.velocity=c,e+o*l)}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const zh=Math.PI/24,Hh=new v,Vh=(t,e,i)=>{let n=e>0?i>0?0:-Math.PI/2:i>0?Math.PI/2:Math.PI;for(let s=0;s<=12;++s)t.push(e+.17*Math.cos(n),i+.17*Math.sin(n),0,e+.2*Math.cos(n),i+.2*Math.sin(n),0),n+=zh};class Wh extends Ne{constructor(t,e){const i=new ye,n=[],s=[],{size:r,boundingBox:a}=t,o=r.x/2,l=("back"===e?r.y:r.z)/2;Vh(s,o,l),Vh(s,-o,l),Vh(s,-o,-l),Vh(s,o,-l);const c=s.length/3;for(let t=0;t0}dispose(){var t;const{geometry:e,material:i}=this.hitPlane;e.dispose(),i.dispose(),this.geometry.dispose(),this.material.dispose(),null===(t=this.parent)||void 0===t||t.remove(this)}} +const Rc = t => { + const e = new Map; + for (const i of t.mappings) for (const t of i.variants) e.set(t, {material: null, gltfMaterialIndex: i.material}); + return e +}; + +class Dc { + constructor(t) { + this.parser = t, this.name = "KHR_materials_variants" + } + + afterRoot(t) { + const e = this.parser, i = e.json; + if (void 0 === i.extensions || void 0 === i.extensions[this.name]) return null; + const n = (t => { + const e = [], i = new Set; + for (const n of t) { + let t = n, s = 0; + for (; i.has(t);) t = n + "." + ++s; + i.add(t), e.push(t) + } + return e + })((i.extensions[this.name].variants || []).map((t => t.name))); + for (const n of t.scenes) n.traverse((t => { + const n = t; + if (!n.isMesh) return; + const s = e.associations.get(n); + if (null == s || null == s.meshes || null == s.primitives) return; + const r = i.meshes[s.meshes].primitives[s.primitives].extensions; + r && r[this.name] && (n.userData.variantMaterials = Rc(r[this.name])) + })); + return t.userData.variants = n, Promise.resolve() + } +} + /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -612,49 +14538,1060 @@ const Fh=t=>void 0!==t.material&&t.userData&&t.userData.variantMaterials&&!!Arra * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */const qh="not-presenting",jh="session-started",Yh="object-placed",Jh="failed",Xh="tracking",Kh="not-tracking",$h=new V,Zh=new xt,tu=new V,eu=new We(45,1,.1,100);class iu extends n{constructor(t){super(),this.renderer=t,this.currentSession=null,this.placeOnWall=!1,this.placementBox=null,this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.frame=null,this.initialHitSource=null,this.transientHitTestSource=null,this.inputSource=null,this._presentedScene=null,this.resolveCleanup=null,this.exitWebXRButtonContainer=null,this.overlay=null,this.xrLight=null,this.tracking=!0,this.frames=0,this.initialized=!1,this.oldTarget=new V,this.placementComplete=!1,this.isTranslating=!1,this.isRotating=!1,this.isTwoFingering=!1,this.lastDragPosition=new V,this.firstRatio=0,this.lastAngle=0,this.goalPosition=new V,this.goalYaw=0,this.goalScale=1,this.xDamper=new Gh,this.yDamper=new Gh,this.zDamper=new Gh,this.yawDamper=new Gh,this.scaleDamper=new Gh,this.onExitWebXRButtonContainerClick=()=>this.stopPresenting(),this.onUpdateScene=()=>{null!=this.placementBox&&this.isPresenting&&(this.placementBox.dispose(),this.placementBox=new Wh(this.presentedScene,this.placeOnWall?"back":"bottom"))},this.onSelectStart=t=>{const e=this.transientHitTestSource;if(null==e)return;const i=this.frame.getHitTestResultsForTransientInput(e),n=this.presentedScene,s=this.placementBox;if(1===i.length){this.inputSource=t.inputSource;const{axes:e}=this.inputSource.gamepad,i=s.getHit(this.presentedScene,e[0],e[1]);s.show=!0,null!=i?(this.isTranslating=!0,this.lastDragPosition.copy(i)):!1===this.placeOnWall&&(this.isRotating=!0,this.lastAngle=1.5*e[0])}else if(2===i.length){s.show=!0,this.isTwoFingering=!0;const{separation:t}=this.fingerPolar(i);this.firstRatio=t/n.scale.x}},this.onSelectEnd=()=>{this.isTranslating=!1,this.isRotating=!1,this.isTwoFingering=!1,this.inputSource=null,this.goalPosition.y+=this.placementBox.offsetHeight*this.presentedScene.scale.x,this.placementBox.show=!1},this.threeRenderer=t.threeRenderer,this.threeRenderer.xr.enabled=!0}async resolveARSession(){Yo();const t=await navigator.xr.requestSession("immersive-ar",{requiredFeatures:["hit-test"],optionalFeatures:["dom-overlay","light-estimation"],domOverlay:this.overlay?{root:this.overlay}:void 0});return this.threeRenderer.xr.setReferenceSpaceType("local"),await this.threeRenderer.xr.setSession(t),this.threeRenderer.xr.cameraAutoUpdate=!1,t}get presentedScene(){return this._presentedScene}async supportsPresentation(){try{return Yo(),await navigator.xr.isSessionSupported("immersive-ar")}catch(t){return console.warn("Request to present in WebXR denied:"),console.warn(t),console.warn("Falling back to next ar-mode"),!1}}async present(t,e=!1){this.isPresenting&&console.warn("Cannot present while a model is already presenting");let i=new Promise(((t,e)=>{requestAnimationFrame((()=>t()))}));t.setHotspotsVisibility(!1),t.queueRender(),await i,this._presentedScene=t,this.overlay=t.element.shadowRoot.querySelector("div.default"),!0===e&&(this.xrLight=new Oh(this.threeRenderer),this.xrLight.addEventListener("estimationstart",(()=>{if(!this.isPresenting||null==this.xrLight)return;const t=this.presentedScene;t.add(this.xrLight),t.environment=this.xrLight.environment})));const n=await this.resolveARSession();n.addEventListener("end",(()=>{this.postSessionCleanup()}),{once:!0});const s=t.element.shadowRoot.querySelector(".slot.exit-webxr-ar-button");s.classList.add("enabled"),s.addEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=s;const r=await n.requestReferenceSpace("viewer");this.tracking=!0,this.frames=0,this.initialized=!1,this.turntableRotation=t.yaw,this.goalYaw=t.yaw,this.goalScale=1,t.background=null,this.oldShadowIntensity=t.shadowIntensity,t.setShadowIntensity(.01),this.oldTarget.copy(t.getTarget()),t.element.addEventListener("load",this.onUpdateScene);const a=20*Math.PI/180,o=!0===this.placeOnWall?void 0:new XRRay(new DOMPoint(0,0,0),{x:0,y:-Math.sin(a),z:-Math.cos(a)});n.requestHitTestSource({space:r,offsetRay:o}).then((t=>{this.initialHitSource=t})),this.currentSession=n,this.placementBox=new Wh(t,this.placeOnWall?"back":"bottom"),this.placementComplete=!1,this.lastTick=performance.now(),this.dispatchEvent({type:"status",status:jh})}async stopPresenting(){if(!this.isPresenting)return;const t=new Promise((t=>{this.resolveCleanup=t}));try{await this.currentSession.end(),await t}catch(t){console.warn("Error while trying to end WebXR AR session"),console.warn(t),this.postSessionCleanup()}}get isPresenting(){return null!=this.presentedScene}get target(){return this.oldTarget}updateTarget(){const t=this.presentedScene;if(null!=t){const e=t.getTarget();this.oldTarget.copy(e),this.placeOnWall?e.z=t.boundingBox.min.z:e.y=t.boundingBox.min.y,t.setTarget(e.x,e.y,e.z)}}postSessionCleanup(){const t=this.currentSession;null!=t&&(t.removeEventListener("selectstart",this.onSelectStart),t.removeEventListener("selectend",this.onSelectEnd),this.currentSession=null);const e=this.presentedScene;if(this._presentedScene=null,null!=e){const{element:t}=e;null!=this.xrLight&&(e.remove(this.xrLight),this.xrLight.dispose(),this.xrLight=null),e.position.set(0,0,0),e.scale.set(1,1,1),e.setShadowOffset(0);const i=this.turntableRotation;null!=i&&(e.yaw=i);const n=this.oldShadowIntensity;null!=n&&e.setShadowIntensity(n),e.setEnvironmentAndSkybox(t[el],t[il]);const s=this.oldTarget;e.setTarget(s.x,s.y,s.z),e.xrCamera=null,e.element.removeEventListener("load",this.onUpdateScene),e.orientHotspots(0),t.requestUpdate("cameraTarget"),t.requestUpdate("maxCameraOrbit"),t[Rp](t.getBoundingClientRect())}this.renderer.height=0;const i=this.exitWebXRButtonContainer;null!=i&&(i.classList.remove("enabled"),i.removeEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=null);const n=this.transientHitTestSource;null!=n&&(n.cancel(),this.transientHitTestSource=null);const s=this.initialHitSource;null!=s&&(s.cancel(),this.initialHitSource=null),null!=this.placementBox&&(this.placementBox.dispose(),this.placementBox=null),this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.frame=null,this.inputSource=null,this.overlay=null,null!=this.resolveCleanup&&this.resolveCleanup(),this.dispatchEvent({type:"status",status:qh})}updateView(t){const e=this.presentedScene,i=this.threeRenderer.xr;i.updateCamera(eu),e.xrCamera=i.getCamera();const{elements:n}=e.getCamera().matrixWorld;if(e.orientHotspots(Math.atan2(n[1],n[5])),this.initialized||(this.placeInitially(),this.initialized=!0),t.requestViewportScale&&t.recommendedViewportScale){const e=t.recommendedViewportScale;t.requestViewportScale(Math.max(e,.25))}const s=this.currentSession.renderState.baseLayer.getViewport(t);this.threeRenderer.setViewport(s.x,s.y,s.width,s.height)}placeInitially(){const t=this.presentedScene,{position:e,element:i}=t,n=t.getCamera(),{width:s,height:r}=this.overlay.getBoundingClientRect();t.setSize(s,r),n.projectionMatrixInverse.copy(n.projectionMatrix).invert();const{theta:a,radius:o}=i.getCameraOrbit(),l=n.getWorldDirection($h);t.yaw=Math.atan2(-l.x,-l.z)-a,this.goalYaw=t.yaw,e.copy(n.position).add(l.multiplyScalar(o)),this.updateTarget();const c=t.getTarget();e.add(c).sub(this.oldTarget),this.goalPosition.copy(e),t.setHotspotsVisibility(!0);const{session:h}=this.frame;h.addEventListener("selectstart",this.onSelectStart),h.addEventListener("selectend",this.onSelectEnd),h.requestHitTestSourceForTransientInput({profile:"generic-touchscreen"}).then((t=>{this.transientHitTestSource=t}))}getTouchLocation(){const{axes:t}=this.inputSource.gamepad;let e=this.placementBox.getExpandedHit(this.presentedScene,t[0],t[1]);return null!=e&&($h.copy(e).sub(this.presentedScene.getCamera().position),$h.length()>10)?null:e}getHitPoint(t){const e=this.threeRenderer.xr.getReferenceSpace(),i=t.getPose(e);if(null==i)return null;const n=Zh.fromArray(i.transform.matrix);return!0===this.placeOnWall&&(this.goalYaw=Math.atan2(n.elements[4],n.elements[6])),n.elements[5]>.75!==this.placeOnWall?tu.setFromMatrixPosition(n):null}moveToFloor(t){const e=this.initialHitSource;if(null==e)return;const i=t.getHitTestResults(e);if(0==i.length)return;const n=i[0],s=this.getHitPoint(n);null!=s&&(this.placementBox.show=!0,this.isTranslating||(this.placeOnWall?this.goalPosition.copy(s):this.goalPosition.y=s.y),e.cancel(),this.initialHitSource=null,this.dispatchEvent({type:"status",status:Yh}))}fingerPolar(t){const e=t[0].inputSource.gamepad.axes,i=t[1].inputSource.gamepad.axes,n=i[0]-e[0],s=i[1]-e[1],r=Math.atan2(s,n);let a=this.lastAngle-r;return a>Math.PI?a-=2*Math.PI:a<-Math.PI&&(a+=2*Math.PI),this.lastAngle=r,{separation:Math.sqrt(n*n+s*s),deltaYaw:a}}processInput(t){const e=this.transientHitTestSource;if(null==e)return;if(!this.isTranslating&&!this.isTwoFingering&&!this.isRotating)return;const i=t.getHitTestResultsForTransientInput(e),n=this.presentedScene,s=n.scale.x;if(this.isTwoFingering)if(i.length<2)this.isTwoFingering=!1;else{const{separation:t,deltaYaw:e}=this.fingerPolar(i);if(!1===this.placeOnWall&&(this.goalYaw+=e),n.canScale){const e=t/this.firstRatio;this.goalScale=e<1.3&&e>.7692307692307692?1:e}}else if(2!==i.length)if(this.isRotating){const t=1.5*this.inputSource.gamepad.axes[0];this.goalYaw+=t-this.lastAngle,this.lastAngle=t}else this.isTranslating&&i.forEach((t=>{if(t.inputSource!==this.inputSource)return;let e=null;if(t.results.length>0&&(e=this.getHitPoint(t.results[0])),null==e&&(e=this.getTouchLocation()),null!=e){if(this.goalPosition.sub(this.lastDragPosition),!1===this.placeOnWall){const t=e.y-this.lastDragPosition.y;if(t<0){this.placementBox.offsetHeight=t/s,this.presentedScene.setShadowOffset(t);const i=$h.copy(n.getCamera().position),r=-t/(i.y-e.y);i.multiplyScalar(r),e.multiplyScalar(1-r).add(i)}}this.goalPosition.add(e),this.lastDragPosition.copy(e)}}));else{this.isTranslating=!1,this.isRotating=!1,this.isTwoFingering=!0;const{separation:t}=this.fingerPolar(i);this.firstRatio=t/s}}moveScene(t){const e=this.presentedScene,{position:i,yaw:n}=e,s=e.boundingSphere.radius,r=this.goalPosition,a=e.scale.x,o=this.placementBox;if(!r.equals(i)||this.goalScale!==a){let{x:n,y:l,z:c}=i;n=this.xDamper.update(n,r.x,t,s),l=this.yDamper.update(l,r.y,t,s),c=this.zDamper.update(c,r.z,t,s),i.set(n,l,c);const h=this.scaleDamper.update(a,this.goalScale,t,1);if(e.scale.set(h,h,h),!this.isTranslating){const t=r.y-l;this.placementComplete&&!1===this.placeOnWall?(o.offsetHeight=t/h,e.setShadowOffset(t)):0===t&&(this.placementComplete=!0,o.show=!1,e.setShadowIntensity(.8))}}o.updateOpacity(t),e.updateTarget(t),e.yaw=this.yawDamper.update(n,this.goalYaw,t,Math.PI)}onWebXRFrame(t,e){this.frame=e,++this.frames;const i=this.threeRenderer.xr.getReferenceSpace(),n=e.getViewerPose(i);null==n&&!0===this.tracking&&this.frames>30&&(this.tracking=!1,this.dispatchEvent({type:"tracking",status:Kh}));const s=this.presentedScene;if(null==n||null==s||!s.element.loaded)return void this.threeRenderer.clear();!1===this.tracking&&(this.tracking=!0,this.dispatchEvent({type:"tracking",status:Xh}));let r=!0;for(const i of n.views){if(this.updateView(i),r){this.moveToFloor(e),this.processInput(e);const i=t-this.lastTick;this.moveScene(i),this.renderer.preRender(s,t,i),this.lastTick=t,s.renderShadow(this.threeRenderer)}this.threeRenderer.render(s,s.getCamera()),r=!1}}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */class nu{constructor(t){t.threeRenderer.debug={checkShaderErrors:!0},Promise.resolve().then((()=>{self.dispatchEvent(new CustomEvent("model-viewer-renderer-debug",{detail:{renderer:t,THREE:{ShaderMaterial:He,Texture:U,Mesh:Ne,Scene:Qs,PlaneGeometry:si,OrthographicCamera:pi,WebGLRenderTarget:O}}}))}))}addScene(t){self.dispatchEvent(new CustomEvent("model-viewer-scene-added-debug",{detail:{scene:t}}))}removeScene(t){self.dispatchEvent(new CustomEvent("model-viewer-scene-removed-debug",{detail:{scene:t}}))}}function su(t){const e=new Map,i=new Map,n=t.clone();return ru(t,n,(function(t,n){e.set(n,t),i.set(t,n)})),n.traverse((function(t){if(!t.isSkinnedMesh)return;const n=t,s=e.get(t),r=s.skeleton.bones;n.skeleton=s.skeleton.clone(),n.bindMatrix.copy(s.bindMatrix),n.skeleton.bones=r.map((function(t){return i.get(t)})),n.bind(n.skeleton,n.bindMatrix)})),n}function ru(t,e,i){i(t,e);for(let n=0;n{t.traverse((t=>{if(!t.isMesh)return;const e=t;(Array.isArray(e.material)?e.material:[e.material]).forEach((t=>{for(const e in t){const i=t[e];if(i instanceof U){const t=i.source.data;null!=t.close&&t.close(),i.dispose()}}t.dispose()})),e.geometry.dispose()}))}))}[cu](){const t=this[lu],e=su(this.scene);uu(e,this.scene);const i=[e],n=t.userData?Object.assign({},t.userData):{};return Object.assign(Object.assign({},t),{scene:e,scenes:i,userData:n})}}const uu=(t,e)=>{du(t,e,((t,e)=>{void 0!==e.userData.variantMaterials&&(t.userData.variantMaterials=new Map(e.userData.variantMaterials)),void 0!==e.userData.variantData&&(t.userData.variantData=e.userData.variantData),void 0!==e.userData.originalMaterial&&(t.userData.originalMaterial=e.userData.originalMaterial)}))},du=(t,e,i)=>{i(t,e);for(let n=0;n{const n=e.threeObjectMap.get(t);if(null!=n)for(const t in n)if(null!=t&&"primitives"!==t){const e=t,o=n[e],l=s[e][o],c=r.get(i)||{};c[e]=o,r.set(i,c);const h=a.get(l)||new Set;h.add(i),a.set(l,h)}}));return new xu(t,s,r,a)}static[fu](t,e,i){const n=(t,e)=>{if(i(t,e),t.isObject3D){if(t.isMesh)if(Array.isArray(t.material))for(let i=0;i{t.renderOrder=1e3,t.frustumCulled=!1,t.name||(t.name=t.uuid);const i=t;if(i.isMesh){const{geometry:t}=i;i.castShadow=!0,i.isSkinnedMesh&&(t.boundingSphere=n,t.boundingBox=null);const s=i.material;if(!0===s.isMeshBasicMaterial&&(s.toneMapped=!1),s.shadowSide=0,s.aoMap){const{gltf:i,threeObjectMap:n}=e[_u],r=n.get(s);if(null!=i.materials&&null!=r&&null!=r.materials){const e=i.materials[r.materials];e.occlusionTexture&&0===e.occlusionTexture.texCoord&&null!=t.attributes.uv&&t.setAttribute("uv2",t.attributes.uv)}}}})),e}get correlatedSceneGraph(){return this[lu][_u]}[cu](){const t=super[cu](),e=new Map;return t.scene.traverse((t=>{if(t.isMesh){const i=t,n=i.material;if(null!=n){if(e.has(n.uuid))return void(i.material=e.get(n.uuid));i.material=n.clone(),e.set(n.uuid,i.material)}}})),t[_u]=xu.from(t,this.correlatedSceneGraph),t}} + */ +var Lc, Qc; +const Pc = new Map, Fc = new Map; +let Nc; +const Uc = new class extends jr { + constructor(t) { + super(t), this.decoderPath = "", this.decoderConfig = {}, this.decoderBinary = null, this.decoderPending = null, this.workerLimit = 4, this.workerPool = [], this.workerNextTaskID = 1, this.workerSourceURL = "", this.defaultAttributeIDs = { + position: "POSITION", + normal: "NORMAL", + color: "COLOR", + uv: "TEX_COORD" + }, this.defaultAttributeTypes = { + position: "Float32Array", + normal: "Float32Array", + color: "Float32Array", + uv: "Float32Array" + } + } + + setDecoderPath(t) { + return this.decoderPath = t, this + } + + setDecoderConfig(t) { + return this.decoderConfig = t, this + } + + setWorkerLimit(t) { + return this.workerLimit = t, this + } + + load(t, e, i, n) { + const s = new Xr(this.manager); + s.setPath(this.path), s.setResponseType("arraybuffer"), s.setRequestHeader(this.requestHeader), s.setWithCredentials(this.withCredentials), s.load(t, (t => { + this.decodeDracoFile(t, e).catch(n) + }), i, n) + } + + decodeDracoFile(t, e, i, n) { + const s = { + attributeIDs: i || this.defaultAttributeIDs, + attributeTypes: n || this.defaultAttributeTypes, + useUniqueIDs: !!i + }; + return this.decodeGeometry(t, s).then(e) + } + + decodeGeometry(t, e) { + const i = JSON.stringify(e); + if (al.has(t)) { + const e = al.get(t); + if (e.key === i) return e.promise; + if (0 === t.byteLength) throw new Error("THREE.DRACOLoader: Unable to re-decode a buffer with different settings. Buffer has already been transferred.") + } + let n; + const s = this.workerNextTaskID++, r = t.byteLength, + a = this._getWorker(s, r).then((i => (n = i, new Promise(((i, r) => { + n._callbacks[s] = {resolve: i, reject: r}, n.postMessage({ + type: "decode", + id: s, + taskConfig: e, + buffer: t + }, [t]) + }))))).then((t => this._createGeometry(t.geometry))); + return a.catch((() => !0)).then((() => { + n && s && this._releaseTask(n, s) + })), al.set(t, {key: i, promise: a}), a + } + + _createGeometry(t) { + const e = new ye; + t.index && e.setIndex(new le(t.index.array, 1)); + for (let i = 0; i < t.attributes.length; i++) { + const n = t.attributes[i], s = n.name, r = n.array, a = n.itemSize; + e.setAttribute(s, new le(r, a)) + } + return e + } + + _loadLibrary(t, e) { + const i = new Xr(this.manager); + return i.setPath(this.decoderPath), i.setResponseType(e), i.setWithCredentials(this.withCredentials), new Promise(((e, n) => { + i.load(t, e, void 0, n) + })) + } + + preload() { + return this._initDecoder(), this + } + + _initDecoder() { + if (this.decoderPending) return this.decoderPending; + const t = "object" != typeof WebAssembly || "js" === this.decoderConfig.type, e = []; + return t ? e.push(this._loadLibrary("draco_decoder.js", "text")) : (e.push(this._loadLibrary("draco_wasm_wrapper.js", "text")), e.push(this._loadLibrary("draco_decoder.wasm", "arraybuffer"))), this.decoderPending = Promise.all(e).then((e => { + const i = e[0]; + t || (this.decoderConfig.wasmBinary = e[1]); + const n = ol.toString(), + s = ["/* draco decoder */", i, "", "/* worker */", n.substring(n.indexOf("{") + 1, n.lastIndexOf("}"))].join("\n"); + this.workerSourceURL = URL.createObjectURL(new Blob([s])) + })), this.decoderPending + } + + _getWorker(t, e) { + return this._initDecoder().then((() => { + if (this.workerPool.length < this.workerLimit) { + const t = new Worker(this.workerSourceURL); + t._callbacks = {}, t._taskCosts = {}, t._taskLoad = 0, t.postMessage({ + type: "init", + decoderConfig: this.decoderConfig + }), t.onmessage = function (e) { + const i = e.data; + switch (i.type) { + case"decode": + t._callbacks[i.id].resolve(i); + break; + case"error": + t._callbacks[i.id].reject(i); + break; + default: + console.error('THREE.DRACOLoader: Unexpected message, "' + i.type + '"') + } + }, this.workerPool.push(t) + } else this.workerPool.sort((function (t, e) { + return t._taskLoad > e._taskLoad ? -1 : 1 + })); + const i = this.workerPool[this.workerPool.length - 1]; + return i._taskCosts[t] = e, i._taskLoad += e, i + })) + } + + _releaseTask(t, e) { + t._taskLoad -= t._taskCosts[e], delete t._callbacks[e], delete t._taskCosts[e] + } + + debug() { + console.log("Task load: ", this.workerPool.map((t => t._taskLoad))) + } + + dispose() { + for (let t = 0; t < this.workerPool.length; ++t) this.workerPool[t].terminate(); + return this.workerPool.length = 0, this + } +}; +let kc; +const Oc = new yc; +let Gc, zc; +const Hc = Symbol("loader"), Vc = Symbol("evictionPolicy"), Wc = Symbol("GLTFInstance"); + +class qc extends n { + constructor(t) { + super(), this[Qc] = (new ll).register((t => new Dc(t))), this[Wc] = t, this[Hc].setDRACOLoader(Uc), this[Hc].setKTX2Loader(Oc) + } + + static setDRACODecoderLocation(t) { + Nc = t, Uc.setDecoderPath(t) + } + + static getDRACODecoderLocation() { + return Nc + } + + static setKTX2TranscoderLocation(t) { + kc = t, Oc.setTranscoderPath(t) + } + + static getKTX2TranscoderLocation() { + return kc + } + + static setMeshoptDecoderLocation(t) { + var e; + Gc !== t && (Gc = t, zc = (e = t, new Promise(((t, i) => { + const n = document.createElement("script"); + document.body.appendChild(n), n.onload = t, n.onerror = i, n.async = !0, n.src = e + }))).then((() => MeshoptDecoder.ready)).then((() => MeshoptDecoder))) + } + + static getMeshoptDecoderLocation() { + return Gc + } + + static initializeKTX2Loader(t) { + Oc.detectSupport(t) + } + + static get cache() { + return Pc + } + + static clearCache() { + Pc.forEach(((t, e) => { + this.delete(e) + })), this[Vc].reset() + } + + static has(t) { + return Pc.has(t) + } + + static async delete(t) { + if (!this.has(t)) return; + const e = Pc.get(t); + Fc.delete(t), Pc.delete(t); + (await e).dispose() + } + + static hasFinishedLoading(t) { + return !!Fc.get(t) + } + + get [(Lc = Vc, Qc = Hc, Vc)]() { + return this.constructor[Vc] + } + + async preload(t, e, i = (() => { + })) { + if (this[Hc].setWithCredentials(qc.withCredentials), this.dispatchEvent({ + type: "preload", + element: e, + src: t + }), !Pc.has(t)) { + null != zc && this[Hc].setMeshoptDecoder(await zc); + const e = ((t, e, i = (() => { + })) => { + const n = t => { + const e = t.loaded / t.total; + i(Math.max(0, Math.min(1, isFinite(e) ? e : 1))) + }; + return new Promise(((i, s) => { + e.load(t, i, n, s) + })) + })(t, this[Hc], (t => { + i(.8 * t) + })), n = this[Wc], + s = e.then((t => n.prepare(t))).then((t => (i(.9), new n(t)))).catch((t => (console.error(t), new n))); + Pc.set(t, s) + } + await Pc.get(t), Fc.set(t, !0), i && i(1) + } + + async load(t, e, i = (() => { + })) { + await this.preload(t, e, i); + const n = await Pc.get(t), s = await n.clone(); + return this[Vc].retain(t), s.dispose = () => { + this[Vc].release(t) + }, s + } +} + +qc[Lc] = new Tc(qc); + +class jc extends Wt { + constructor(t = document.createElement("div")) { + super(), this.isCSS2DObject = !0, this.element = t, this.element.style.position = "absolute", this.element.style.userSelect = "none", this.element.setAttribute("draggable", !1), this.addEventListener("removed", (function () { + this.traverse((function (t) { + t.element instanceof Element && null !== t.element.parentNode && t.element.parentNode.removeChild(t.element) + })) + })) + } + + copy(t, e) { + return super.copy(t, e), this.element = t.element.cloneNode(!0), this + } +} + +const Yc = new V, Jc = new xt, Xc = new xt, Kc = new V, $c = new V; + +class Zc { + constructor(t = {}) { + const e = this; + let i, n, s, r; + const a = {objects: new WeakMap}, o = void 0 !== t.element ? t.element : document.createElement("div"); + + function l(t, i, n) { + if (t.isCSS2DObject) { + Yc.setFromMatrixPosition(t.matrixWorld), Yc.applyMatrix4(Xc); + const l = !0 === t.visible && Yc.z >= -1 && Yc.z <= 1 && !0 === t.layers.test(n.layers); + if (t.element.style.display = !0 === l ? "" : "none", !0 === l) { + t.onBeforeRender(e, i, n); + const a = t.element; + a.style.transform = "translate(-50%,-50%) translate(" + (Yc.x * s + s) + "px," + (-Yc.y * r + r) + "px)", a.parentNode !== o && o.appendChild(a), t.onAfterRender(e, i, n) + } + const h = {distanceToCameraSquared: c(n, t)}; + a.objects.set(t, h) + } + for (let e = 0, s = t.children.length; e < s; e++) l(t.children[e], i, n) + } + + function c(t, e) { + return Kc.setFromMatrixPosition(t.matrixWorld), $c.setFromMatrixPosition(e.matrixWorld), Kc.distanceToSquared($c) + } + + o.style.overflow = "hidden", this.domElement = o, this.getSize = function () { + return {width: i, height: n} + }, this.render = function (t, e) { + !0 === t.matrixWorldAutoUpdate && t.updateMatrixWorld(), null === e.parent && !0 === e.matrixWorldAutoUpdate && e.updateMatrixWorld(), Jc.copy(e.matrixWorldInverse), Xc.multiplyMatrices(e.projectionMatrix, Jc), l(t, t, e), function (t) { + const e = function (t) { + const e = []; + return t.traverse((function (t) { + t.isCSS2DObject && e.push(t) + })), e + }(t).sort((function (t, e) { + if (t.renderOrder !== e.renderOrder) return e.renderOrder - t.renderOrder; + return a.objects.get(t).distanceToCameraSquared - a.objects.get(e).distanceToCameraSquared + })), i = e.length; + for (let t = 0, n = e.length; t < n; t++) e[t].element.style.zIndex = i - t + }(t) + }, this.setSize = function (t, e) { + i = t, n = e, s = i / 2, r = n / 2, o.style.width = t + "px", o.style.height = e + "px" + } + } +} + +class th { + constructor() { + this.pluginCallbacks = [], this.register((function (t) { + return new Bh(t) + })), this.register((function (t) { + return new Th(t) + })), this.register((function (t) { + return new Rh(t) + })), this.register((function (t) { + return new Qh(t) + })), this.register((function (t) { + return new Ph(t) + })), this.register((function (t) { + return new Dh(t) + })), this.register((function (t) { + return new Lh(t) + })) + } + + register(t) { + return -1 === this.pluginCallbacks.indexOf(t) && this.pluginCallbacks.push(t), this + } + + unregister(t) { + return -1 !== this.pluginCallbacks.indexOf(t) && this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(t), 1), this + } + + parse(t, e, i, n) { + const s = new Mh, r = []; + for (let t = 0, e = this.pluginCallbacks.length; t < e; t++) r.push(this.pluginCallbacks[t](s)); + s.setPlugins(r), s.write(t, e, n).catch(i) + } + + parseAsync(t, e) { + const i = this; + return new Promise((function (n, s) { + i.parse(t, n, s, e) + })) + } +} + +const eh = 0, ih = 1, nh = 2, sh = 3, rh = 4, ah = 5121, oh = 5123, lh = 5126, ch = 5125, hh = 34962, uh = 34963, + dh = 9728, Ah = 9729, ph = 9984, mh = 9985, gh = 9986, fh = 9987, vh = 33071, yh = 33648, xh = 10497, _h = {}; +_h[1003] = dh, _h[1004] = ph, _h[1005] = gh, _h[1006] = Ah, _h[1007] = mh, _h[1008] = fh, _h[1001] = vh, _h[1e3] = xh, _h[1002] = yh; +const Eh = {scale: "scale", position: "translation", quaternion: "rotation", morphTargetInfluences: "weights"}; + +function wh(t, e) { + return t.length === e.length && t.every((function (t, i) { + return t === e[i] + })) +} + +function bh(t) { + return 4 * Math.ceil(t / 4) +} + +function Ch(t, e = 0) { + const i = bh(t.byteLength); + if (i !== t.byteLength) { + const n = new Uint8Array(i); + if (n.set(new Uint8Array(t)), 0 !== e) for (let s = t.byteLength; s < i; s++) n[s] = e; + return n.buffer + } + return t +} + +function Ih() { + return "undefined" == typeof document && "undefined" != typeof OffscreenCanvas ? new OffscreenCanvas(1, 1) : document.createElement("canvas") +} + +function Sh(t, e) { + if (void 0 !== t.toBlob) return new Promise((i => t.toBlob(i, e))); + let i; + return "image/jpeg" === e ? i = .92 : "image/webp" === e && (i = .8), t.convertToBlob({type: e, quality: i}) +} + +class Mh { + constructor() { + this.plugins = [], this.options = {}, this.pending = [], this.buffers = [], this.byteOffset = 0, this.buffers = [], this.nodeMap = new Map, this.skins = [], this.extensionsUsed = {}, this.uids = new Map, this.uid = 0, this.json = { + asset: { + version: "2.0", + generator: "THREE.GLTFExporter" + } + }, this.cache = { + meshes: new Map, + attributes: new Map, + attributesNormalized: new Map, + materials: new Map, + textures: new Map, + images: new Map + } + } + + setPlugins(t) { + this.plugins = t + } + + async write(t, e, i) { + this.options = Object.assign({}, { + binary: !1, + trs: !1, + onlyVisible: !0, + maxTextureSize: 1 / 0, + animations: [], + includeCustomExtensions: !1 + }, i), this.options.animations.length > 0 && (this.options.trs = !0), this.processInput(t), await Promise.all(this.pending); + const n = this, s = n.buffers, r = n.json; + i = n.options; + const a = n.extensionsUsed, o = new Blob(s, {type: "application/octet-stream"}), l = Object.keys(a); + if (l.length > 0 && (r.extensionsUsed = l), r.buffers && r.buffers.length > 0 && (r.buffers[0].byteLength = o.size), !0 === i.binary) { + const t = new FileReader; + t.readAsArrayBuffer(o), t.onloadend = function () { + const i = Ch(t.result), n = new DataView(new ArrayBuffer(8)); + n.setUint32(0, i.byteLength, !0), n.setUint32(4, 5130562, !0); + const s = Ch((a = JSON.stringify(r), (new TextEncoder).encode(a).buffer), 32); + var a; + const o = new DataView(new ArrayBuffer(8)); + o.setUint32(0, s.byteLength, !0), o.setUint32(4, 1313821514, !0); + const l = new ArrayBuffer(12), c = new DataView(l); + c.setUint32(0, 1179937895, !0), c.setUint32(4, 2, !0); + const h = 12 + o.byteLength + s.byteLength + n.byteLength + i.byteLength; + c.setUint32(8, h, !0); + const u = new Blob([l, o, s, n, i], {type: "application/octet-stream"}), d = new FileReader; + d.readAsArrayBuffer(u), d.onloadend = function () { + e(d.result) + } + } + } else if (r.buffers && r.buffers.length > 0) { + const t = new FileReader; + t.readAsDataURL(o), t.onloadend = function () { + const i = t.result; + r.buffers[0].uri = i, e(r) + } + } else e(r) + } + + serializeUserData(t, e) { + if (0 === Object.keys(t.userData).length) return; + const i = this.options, n = this.extensionsUsed; + try { + const s = JSON.parse(JSON.stringify(t.userData)); + if (i.includeCustomExtensions && s.gltfExtensions) { + void 0 === e.extensions && (e.extensions = {}); + for (const t in s.gltfExtensions) e.extensions[t] = s.gltfExtensions[t], n[t] = !0; + delete s.gltfExtensions + } + Object.keys(s).length > 0 && (e.extras = s) + } catch (e) { + console.warn("THREE.GLTFExporter: userData of '" + t.name + "' won't be serialized because of JSON.stringify error - " + e.message) + } + } + + getUID(t, e = !1) { + if (!1 === this.uids.has(t)) { + const e = new Map; + e.set(!0, this.uid++), e.set(!1, this.uid++), this.uids.set(t, e) + } + return this.uids.get(t).get(e) + } + + isNormalizedNormalAttribute(t) { + if (this.cache.attributesNormalized.has(t)) return !1; + const e = new V; + for (let i = 0, n = t.count; i < n; i++) if (Math.abs(e.fromBufferAttribute(t, i).length() - 1) > 5e-4) return !1; + return !0 + } + + createNormalizedNormalAttribute(t) { + const e = this.cache; + if (e.attributesNormalized.has(t)) return e.attributesNormalized.get(t); + const i = t.clone(), n = new V; + for (let t = 0, e = i.count; t < e; t++) n.fromBufferAttribute(i, t), 0 === n.x && 0 === n.y && 0 === n.z ? n.setX(1) : n.normalize(), i.setXYZ(t, n.x, n.y, n.z); + return e.attributesNormalized.set(t, i), i + } + + applyTextureTransform(t, e) { + let i = !1; + const n = {}; + 0 === e.offset.x && 0 === e.offset.y || (n.offset = e.offset.toArray(), i = !0), 0 !== e.rotation && (n.rotation = e.rotation, i = !0), 1 === e.repeat.x && 1 === e.repeat.y || (n.scale = e.repeat.toArray(), i = !0), i && (t.extensions = t.extensions || {}, t.extensions.KHR_texture_transform = n, this.extensionsUsed.KHR_texture_transform = !0) + } + + buildMetalRoughTexture(t, e) { + if (t === e) return t; + + function i(t) { + return 3001 === t.encoding ? function (t) { + return t < .04045 ? .0773993808 * t : Math.pow(.9478672986 * t + .0521327014, 2.4) + } : function (t) { + return t + } + } + + console.warn("THREE.GLTFExporter: Merged metalnessMap and roughnessMap textures."); + const n = t?.image, s = e?.image, r = Math.max(n?.width || 0, s?.width || 0), + a = Math.max(n?.height || 0, s?.height || 0), o = Ih(); + o.width = r, o.height = a; + const l = o.getContext("2d"); + l.fillStyle = "#00ffff", l.fillRect(0, 0, r, a); + const c = l.getImageData(0, 0, r, a); + if (n) { + l.drawImage(n, 0, 0, r, a); + const e = i(t), s = l.getImageData(0, 0, r, a).data; + for (let t = 2; t < s.length; t += 4) c.data[t] = 256 * e(s[t] / 256) + } + if (s) { + l.drawImage(s, 0, 0, r, a); + const t = i(e), n = l.getImageData(0, 0, r, a).data; + for (let e = 1; e < n.length; e += 4) c.data[e] = 256 * t(n[e] / 256) + } + l.putImageData(c, 0, 0); + const h = (t || e).clone(); + return h.source = new P(o), h.encoding = 3e3, h + } + + processBuffer(t) { + const e = this.json, i = this.buffers; + return e.buffers || (e.buffers = [{byteLength: 0}]), i.push(t), 0 + } + + processBufferView(t, e, i, n, s) { + const r = this.json; + let a; + r.bufferViews || (r.bufferViews = []), a = e === ah ? 1 : e === oh ? 2 : 4; + const o = bh(n * t.itemSize * a), l = new DataView(new ArrayBuffer(o)); + let c = 0; + for (let s = i; s < i + n; s++) for (let i = 0; i < t.itemSize; i++) { + let n; + t.itemSize > 4 ? n = t.array[s * t.itemSize + i] : 0 === i ? n = t.getX(s) : 1 === i ? n = t.getY(s) : 2 === i ? n = t.getZ(s) : 3 === i && (n = t.getW(s)), e === lh ? l.setFloat32(c, n, !0) : e === ch ? l.setUint32(c, n, !0) : e === oh ? l.setUint16(c, n, !0) : e === ah && l.setUint8(c, n), c += a + } + const h = {buffer: this.processBuffer(l.buffer), byteOffset: this.byteOffset, byteLength: o}; + void 0 !== s && (h.target = s), s === hh && (h.byteStride = t.itemSize * a), this.byteOffset += o, r.bufferViews.push(h); + return {id: r.bufferViews.length - 1, byteLength: 0} + } + + processBufferViewImage(t) { + const e = this, i = e.json; + return i.bufferViews || (i.bufferViews = []), new Promise((function (n) { + const s = new FileReader; + s.readAsArrayBuffer(t), s.onloadend = function () { + const t = Ch(s.result), + r = {buffer: e.processBuffer(t), byteOffset: e.byteOffset, byteLength: t.byteLength}; + e.byteOffset += t.byteLength, n(i.bufferViews.push(r) - 1) + } + })) + } + + processAccessor(t, e, i, n) { + const s = this.json; + let r; + if (t.array.constructor === Float32Array) r = lh; else if (t.array.constructor === Uint32Array) r = ch; else if (t.array.constructor === Uint16Array) r = oh; else { + if (t.array.constructor !== Uint8Array) throw new Error("THREE.GLTFExporter: Unsupported bufferAttribute component type."); + r = ah + } + if (void 0 === i && (i = 0), void 0 === n && (n = t.count), 0 === n) return null; + const a = function (t, e, i) { + const n = { + min: new Array(t.itemSize).fill(Number.POSITIVE_INFINITY), + max: new Array(t.itemSize).fill(Number.NEGATIVE_INFINITY) + }; + for (let s = e; s < e + i; s++) for (let e = 0; e < t.itemSize; e++) { + let i; + t.itemSize > 4 ? i = t.array[s * t.itemSize + e] : 0 === e ? i = t.getX(s) : 1 === e ? i = t.getY(s) : 2 === e ? i = t.getZ(s) : 3 === e && (i = t.getW(s)), n.min[e] = Math.min(n.min[e], i), n.max[e] = Math.max(n.max[e], i) + } + return n + }(t, i, n); + let o; + void 0 !== e && (o = t === e.index ? uh : hh); + const l = this.processBufferView(t, r, i, n, o), c = { + bufferView: l.id, + byteOffset: l.byteOffset, + componentType: r, + count: n, + max: a.max, + min: a.min, + type: {1: "SCALAR", 2: "VEC2", 3: "VEC3", 4: "VEC4", 16: "MAT4"}[t.itemSize] + }; + return !0 === t.normalized && (c.normalized = !0), s.accessors || (s.accessors = []), s.accessors.push(c) - 1 + } + + processImage(t, e, i, n = "image/png") { + const s = this, r = s.cache, a = s.json, o = s.options, l = s.pending; + r.images.has(t) || r.images.set(t, {}); + const c = r.images.get(t), h = n + ":flipY/" + i.toString(); + if (void 0 !== c[h]) return c[h]; + a.images || (a.images = []); + const u = {mimeType: n}, d = Ih(); + d.width = Math.min(t.width, o.maxTextureSize), d.height = Math.min(t.height, o.maxTextureSize); + const A = d.getContext("2d"); + if (!0 === i && (A.translate(0, d.height), A.scale(1, -1)), void 0 !== t.data) { + 1023 !== e && console.error("GLTFExporter: Only RGBAFormat is supported."), (t.width > o.maxTextureSize || t.height > o.maxTextureSize) && console.warn("GLTFExporter: Image size is bigger than maxTextureSize", t); + const i = new Uint8ClampedArray(t.height * t.width * 4); + for (let e = 0; e < i.length; e += 4) i[e + 0] = t.data[e + 0], i[e + 1] = t.data[e + 1], i[e + 2] = t.data[e + 2], i[e + 3] = t.data[e + 3]; + A.putImageData(new ImageData(i, t.width, t.height), 0, 0) + } else A.drawImage(t, 0, 0, d.width, d.height); + !0 === o.binary ? l.push(Sh(d, n).then((t => s.processBufferViewImage(t))).then((t => { + u.bufferView = t + }))) : void 0 !== d.toDataURL ? u.uri = d.toDataURL(n) : l.push(Sh(d, n).then((t => (new FileReader).readAsDataURL(t))).then((t => { + u.uri = t + }))); + const p = a.images.push(u) - 1; + return c[h] = p, p + } + + processSampler(t) { + const e = this.json; + e.samplers || (e.samplers = []); + const i = {magFilter: _h[t.magFilter], minFilter: _h[t.minFilter], wrapS: _h[t.wrapS], wrapT: _h[t.wrapT]}; + return e.samplers.push(i) - 1 + } + + processTexture(t) { + const e = this.cache, i = this.json; + if (e.textures.has(t)) return e.textures.get(t); + i.textures || (i.textures = []); + let n = t.userData.mimeType; + "image/webp" === n && (n = "image/png"); + const s = {sampler: this.processSampler(t), source: this.processImage(t.image, t.format, t.flipY, n)}; + t.name && (s.name = t.name), this._invokeAll((function (e) { + e.writeTexture && e.writeTexture(t, s) + })); + const r = i.textures.push(s) - 1; + return e.textures.set(t, r), r + } + + processMaterial(t) { + const e = this.cache, i = this.json; + if (e.materials.has(t)) return e.materials.get(t); + if (t.isShaderMaterial) return console.warn("GLTFExporter: THREE.ShaderMaterial not supported."), null; + i.materials || (i.materials = []); + const n = {pbrMetallicRoughness: {}}; + !0 !== t.isMeshStandardMaterial && !0 !== t.isMeshBasicMaterial && console.warn("GLTFExporter: Use MeshStandardMaterial or MeshBasicMaterial for best results."); + const s = t.color.toArray().concat([t.opacity]); + if (wh(s, [1, 1, 1, 1]) || (n.pbrMetallicRoughness.baseColorFactor = s), t.isMeshStandardMaterial ? (n.pbrMetallicRoughness.metallicFactor = t.metalness, n.pbrMetallicRoughness.roughnessFactor = t.roughness) : (n.pbrMetallicRoughness.metallicFactor = .5, n.pbrMetallicRoughness.roughnessFactor = .5), t.metalnessMap || t.roughnessMap) { + const e = this.buildMetalRoughTexture(t.metalnessMap, t.roughnessMap), i = {index: this.processTexture(e)}; + this.applyTextureTransform(i, e), n.pbrMetallicRoughness.metallicRoughnessTexture = i + } + if (t.map) { + const e = {index: this.processTexture(t.map)}; + this.applyTextureTransform(e, t.map), n.pbrMetallicRoughness.baseColorTexture = e + } + if (t.emissive) { + const e = t.emissive.clone().multiplyScalar(t.emissiveIntensity), i = Math.max(e.r, e.g, e.b); + if (i > 1 && (e.multiplyScalar(1 / i), console.warn("THREE.GLTFExporter: Some emissive components exceed 1; emissive has been limited")), i > 0 && (n.emissiveFactor = e.toArray()), t.emissiveMap) { + const e = {index: this.processTexture(t.emissiveMap)}; + this.applyTextureTransform(e, t.emissiveMap), n.emissiveTexture = e + } + } + if (t.normalMap) { + const e = {index: this.processTexture(t.normalMap)}; + t.normalScale && 1 !== t.normalScale.x && (e.scale = t.normalScale.x), this.applyTextureTransform(e, t.normalMap), n.normalTexture = e + } + if (t.aoMap) { + const e = {index: this.processTexture(t.aoMap), texCoord: 1}; + 1 !== t.aoMapIntensity && (e.strength = t.aoMapIntensity), this.applyTextureTransform(e, t.aoMap), n.occlusionTexture = e + } + t.transparent ? n.alphaMode = "BLEND" : t.alphaTest > 0 && (n.alphaMode = "MASK", n.alphaCutoff = t.alphaTest), 2 === t.side && (n.doubleSided = !0), "" !== t.name && (n.name = t.name), this.serializeUserData(t, n), this._invokeAll((function (e) { + e.writeMaterial && e.writeMaterial(t, n) + })); + const r = i.materials.push(n) - 1; + return e.materials.set(t, r), r + } + + processMesh(t) { + const e = this.cache, i = this.json, n = [t.geometry.uuid]; + if (Array.isArray(t.material)) for (let e = 0, i = t.material.length; e < i; e++) n.push(t.material[e].uuid); else n.push(t.material.uuid); + const s = n.join(":"); + if (e.meshes.has(s)) return e.meshes.get(s); + const r = t.geometry; + let a; + a = t.isLineSegments ? ih : t.isLineLoop ? nh : t.isLine ? sh : t.isPoints ? eh : t.material.wireframe ? ih : rh; + const o = {}, l = {}, c = [], h = [], + u = {uv: "TEXCOORD_0", uv2: "TEXCOORD_1", color: "COLOR_0", skinWeight: "WEIGHTS_0", skinIndex: "JOINTS_0"}, + d = r.getAttribute("normal"); + void 0 === d || this.isNormalizedNormalAttribute(d) || (console.warn("THREE.GLTFExporter: Creating normalized normal attribute from the non-normalized one."), r.setAttribute("normal", this.createNormalizedNormalAttribute(d))); + let A = null; + for (let t in r.attributes) { + if ("morph" === t.slice(0, 5)) continue; + const i = r.attributes[t]; + t = u[t] || t.toUpperCase(); + if (/^(POSITION|NORMAL|TANGENT|TEXCOORD_\d+|COLOR_\d+|JOINTS_\d+|WEIGHTS_\d+)$/.test(t) || (t = "_" + t), e.attributes.has(this.getUID(i))) { + l[t] = e.attributes.get(this.getUID(i)); + continue + } + A = null; + const n = i.array; + "JOINTS_0" !== t || n instanceof Uint16Array || n instanceof Uint8Array || (console.warn('GLTFExporter: Attribute "skinIndex" converted to type UNSIGNED_SHORT.'), A = new le(new Uint16Array(n), i.itemSize, i.normalized)); + const s = this.processAccessor(A || i, r); + null !== s && (l[t] = s, e.attributes.set(this.getUID(i), s)) + } + if (void 0 !== d && r.setAttribute("normal", d), 0 === Object.keys(l).length) return null; + if (void 0 !== t.morphTargetInfluences && t.morphTargetInfluences.length > 0) { + const i = [], n = [], s = {}; + if (void 0 !== t.morphTargetDictionary) for (const e in t.morphTargetDictionary) s[t.morphTargetDictionary[e]] = e; + for (let a = 0; a < t.morphTargetInfluences.length; ++a) { + const o = {}; + let l = !1; + for (const t in r.morphAttributes) { + if ("position" !== t && "normal" !== t) { + l || (console.warn("GLTFExporter: Only POSITION and NORMAL morph are supported."), l = !0); + continue + } + const i = r.morphAttributes[t][a], n = t.toUpperCase(), s = r.attributes[t]; + if (e.attributes.has(this.getUID(i, !0))) { + o[n] = e.attributes.get(this.getUID(i, !0)); + continue + } + const c = i.clone(); + if (!r.morphTargetsRelative) for (let t = 0, e = i.count; t < e; t++) c.setXYZ(t, i.getX(t) - s.getX(t), i.getY(t) - s.getY(t), i.getZ(t) - s.getZ(t)); + o[n] = this.processAccessor(c, r), e.attributes.set(this.getUID(s, !0), o[n]) + } + h.push(o), i.push(t.morphTargetInfluences[a]), void 0 !== t.morphTargetDictionary && n.push(s[a]) + } + o.weights = i, n.length > 0 && (o.extras = {}, o.extras.targetNames = n) + } + const p = Array.isArray(t.material); + if (p && 0 === r.groups.length) return null; + const m = p ? t.material : [t.material], g = p ? r.groups : [{materialIndex: 0, start: void 0, count: void 0}]; + for (let t = 0, i = g.length; t < i; t++) { + const i = {mode: a, attributes: l}; + if (this.serializeUserData(r, i), h.length > 0 && (i.targets = h), null !== r.index) { + let n = this.getUID(r.index); + void 0 === g[t].start && void 0 === g[t].count || (n += ":" + g[t].start + ":" + g[t].count), e.attributes.has(n) ? i.indices = e.attributes.get(n) : (i.indices = this.processAccessor(r.index, r, g[t].start, g[t].count), e.attributes.set(n, i.indices)), null === i.indices && delete i.indices + } + const n = this.processMaterial(m[g[t].materialIndex]); + null !== n && (i.material = n), c.push(i) + } + o.primitives = c, i.meshes || (i.meshes = []), this._invokeAll((function (e) { + e.writeMesh && e.writeMesh(t, o) + })); + const f = i.meshes.push(o) - 1; + return e.meshes.set(s, f), f + } + + processCamera(t) { + const e = this.json; + e.cameras || (e.cameras = []); + const i = t.isOrthographicCamera, n = {type: i ? "orthographic" : "perspective"}; + return i ? n.orthographic = { + xmag: 2 * t.right, + ymag: 2 * t.top, + zfar: t.far <= 0 ? .001 : t.far, + znear: t.near < 0 ? 0 : t.near + } : n.perspective = { + aspectRatio: t.aspect, + yfov: f.degToRad(t.fov), + zfar: t.far <= 0 ? .001 : t.far, + znear: t.near < 0 ? 0 : t.near + }, "" !== t.name && (n.name = t.type), e.cameras.push(n) - 1 + } + + processAnimation(t, e) { + const i = this.json, n = this.nodeMap; + i.animations || (i.animations = []); + const s = (t = th.Utils.mergeMorphTargetTracks(t.clone(), e)).tracks, r = [], a = []; + for (let t = 0; t < s.length; ++t) { + const i = s[t], o = wa.parseTrackName(i.name); + let l = wa.findNode(e, o.nodeName); + const c = Eh[o.propertyName]; + if ("bones" === o.objectName && (l = !0 === l.isSkinnedMesh ? l.skeleton.getBoneByName(o.objectIndex) : void 0), !l || !c) return console.warn('THREE.GLTFExporter: Could not export animation track "%s".', i.name), null; + const h = 1; + let u, d = i.values.length / i.times.length; + c === Eh.morphTargetInfluences && (d /= l.morphTargetInfluences.length), !0 === i.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline ? (u = "CUBICSPLINE", d /= 3) : u = 2300 === i.getInterpolation() ? "STEP" : "LINEAR", a.push({ + input: this.processAccessor(new le(i.times, h)), + output: this.processAccessor(new le(i.values, d)), + interpolation: u + }), r.push({sampler: a.length - 1, target: {node: n.get(l), path: c}}) + } + return i.animations.push({ + name: t.name || "clip_" + i.animations.length, + samplers: a, + channels: r + }), i.animations.length - 1 + } + + processSkin(t) { + const e = this.json, i = this.nodeMap, n = e.nodes[i.get(t)], s = t.skeleton; + if (void 0 === s) return null; + const r = t.skeleton.bones[0]; + if (void 0 === r) return null; + const a = [], o = new Float32Array(16 * s.bones.length), l = new xt; + for (let e = 0; e < s.bones.length; ++e) a.push(i.get(s.bones[e])), l.copy(s.boneInverses[e]), l.multiply(t.bindMatrix).toArray(o, 16 * e); + void 0 === e.skins && (e.skins = []), e.skins.push({ + inverseBindMatrices: this.processAccessor(new le(o, 16)), + joints: a, + skeleton: i.get(r) + }); + return n.skin = e.skins.length - 1 + } + + processNode(t) { + const e = this.json, i = this.options, n = this.nodeMap; + e.nodes || (e.nodes = []); + const s = {}; + if (i.trs) { + const e = t.quaternion.toArray(), i = t.position.toArray(), n = t.scale.toArray(); + wh(e, [0, 0, 0, 1]) || (s.rotation = e), wh(i, [0, 0, 0]) || (s.translation = i), wh(n, [1, 1, 1]) || (s.scale = n) + } else t.matrixAutoUpdate && t.updateMatrix(), !1 === wh(t.matrix.elements, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1]) && (s.matrix = t.matrix.elements); + if ("" !== t.name && (s.name = String(t.name)), this.serializeUserData(t, s), t.isMesh || t.isLine || t.isPoints) { + const e = this.processMesh(t); + null !== e && (s.mesh = e) + } else t.isCamera && (s.camera = this.processCamera(t)); + if (t.isSkinnedMesh && this.skins.push(t), t.children.length > 0) { + const e = []; + for (let n = 0, s = t.children.length; n < s; n++) { + const s = t.children[n]; + if (s.visible || !1 === i.onlyVisible) { + const t = this.processNode(s); + null !== t && e.push(t) + } + } + e.length > 0 && (s.children = e) + } + this._invokeAll((function (e) { + e.writeNode && e.writeNode(t, s) + })); + const r = e.nodes.push(s) - 1; + return n.set(t, r), r + } + + processScene(t) { + const e = this.json, i = this.options; + e.scenes || (e.scenes = [], e.scene = 0); + const n = {}; + "" !== t.name && (n.name = t.name), e.scenes.push(n); + const s = []; + for (let e = 0, n = t.children.length; e < n; e++) { + const n = t.children[e]; + if (n.visible || !1 === i.onlyVisible) { + const t = this.processNode(n); + null !== t && s.push(t) + } + } + s.length > 0 && (n.nodes = s), this.serializeUserData(t, n) + } + + processObjects(t) { + const e = new Qs; + e.name = "AuxScene"; + for (let i = 0; i < t.length; i++) e.children.push(t[i]); + this.processScene(e) + } + + processInput(t) { + const e = this.options; + t = t instanceof Array ? t : [t], this._invokeAll((function (e) { + e.beforeParse && e.beforeParse(t) + })); + const i = []; + for (let e = 0; e < t.length; e++) t[e] instanceof Qs ? this.processScene(t[e]) : i.push(t[e]); + i.length > 0 && this.processObjects(i); + for (let t = 0; t < this.skins.length; ++t) this.processSkin(this.skins[t]); + for (let i = 0; i < e.animations.length; ++i) this.processAnimation(e.animations[i], t[0]); + this._invokeAll((function (e) { + e.afterParse && e.afterParse(t) + })) + } + + _invokeAll(t) { + for (let e = 0, i = this.plugins.length; e < i; e++) t(this.plugins[e]) + } +} + +class Bh { + constructor(t) { + this.writer = t, this.name = "KHR_lights_punctual" + } + + writeNode(t, e) { + if (!t.isLight) return; + if (!t.isDirectionalLight && !t.isPointLight && !t.isSpotLight) return void console.warn("THREE.GLTFExporter: Only directional, point, and spot lights are supported.", t); + const i = this.writer, n = i.json, s = i.extensionsUsed, r = {}; + t.name && (r.name = t.name), r.color = t.color.toArray(), r.intensity = t.intensity, t.isDirectionalLight ? r.type = "directional" : t.isPointLight ? (r.type = "point", t.distance > 0 && (r.range = t.distance)) : t.isSpotLight && (r.type = "spot", t.distance > 0 && (r.range = t.distance), r.spot = {}, r.spot.innerConeAngle = (t.penumbra - 1) * t.angle * -1, r.spot.outerConeAngle = t.angle), void 0 !== t.decay && 2 !== t.decay && console.warn("THREE.GLTFExporter: Light decay may be lost. glTF is physically-based, and expects light.decay=2."), !t.target || t.target.parent === t && 0 === t.target.position.x && 0 === t.target.position.y && -1 === t.target.position.z || console.warn("THREE.GLTFExporter: Light direction may be lost. For best results, make light.target a child of the light with position 0,0,-1."), s[this.name] || (n.extensions = n.extensions || {}, n.extensions[this.name] = {lights: []}, s[this.name] = !0); + const a = n.extensions[this.name].lights; + a.push(r), e.extensions = e.extensions || {}, e.extensions[this.name] = {light: a.length - 1} + } +} + +class Th { + constructor(t) { + this.writer = t, this.name = "KHR_materials_unlit" + } + + writeMaterial(t, e) { + if (!t.isMeshBasicMaterial) return; + const i = this.writer.extensionsUsed; + e.extensions = e.extensions || {}, e.extensions[this.name] = {}, i[this.name] = !0, e.pbrMetallicRoughness.metallicFactor = 0, e.pbrMetallicRoughness.roughnessFactor = .9 + } +} + +class Rh { + constructor(t) { + this.writer = t, this.name = "KHR_materials_pbrSpecularGlossiness" + } + + writeMaterial(t, e) { + if (!t.isGLTFSpecularGlossinessMaterial) return; + const i = this.writer, n = i.extensionsUsed, s = {}; + e.pbrMetallicRoughness.baseColorFactor && (s.diffuseFactor = e.pbrMetallicRoughness.baseColorFactor); + const r = [1, 1, 1]; + if (t.specular.toArray(r, 0), s.specularFactor = r, s.glossinessFactor = t.glossiness, e.pbrMetallicRoughness.baseColorTexture && (s.diffuseTexture = e.pbrMetallicRoughness.baseColorTexture), t.specularMap) { + const e = {index: i.processTexture(t.specularMap)}; + i.applyTextureTransform(e, t.specularMap), s.specularGlossinessTexture = e + } + e.extensions = e.extensions || {}, e.extensions[this.name] = s, n[this.name] = !0 + } +} + +class Dh { + constructor(t) { + this.writer = t, this.name = "KHR_materials_clearcoat" + } + + writeMaterial(t, e) { + if (!t.isMeshPhysicalMaterial) return; + const i = this.writer, n = i.extensionsUsed, s = {}; + if (s.clearcoatFactor = t.clearcoat, t.clearcoatMap) { + const e = {index: i.processTexture(t.clearcoatMap)}; + i.applyTextureTransform(e, t.clearcoatMap), s.clearcoatTexture = e + } + if (s.clearcoatRoughnessFactor = t.clearcoatRoughness, t.clearcoatRoughnessMap) { + const e = {index: i.processTexture(t.clearcoatRoughnessMap)}; + i.applyTextureTransform(e, t.clearcoatRoughnessMap), s.clearcoatRoughnessTexture = e + } + if (t.clearcoatNormalMap) { + const e = {index: i.processTexture(t.clearcoatNormalMap)}; + i.applyTextureTransform(e, t.clearcoatNormalMap), s.clearcoatNormalTexture = e + } + e.extensions = e.extensions || {}, e.extensions[this.name] = s, n[this.name] = !0 + } +} + +class Lh { + constructor(t) { + this.writer = t, this.name = "KHR_materials_iridescence" + } + + writeMaterial(t, e) { + if (!t.isMeshPhysicalMaterial) return; + const i = this.writer, n = i.extensionsUsed, s = {}; + if (s.iridescenceFactor = t.iridescence, t.iridescenceMap) { + const e = {index: i.processTexture(t.iridescenceMap)}; + i.applyTextureTransform(e, t.iridescenceMap), s.iridescenceTexture = e + } + if (s.iridescenceIor = t.iridescenceIOR, s.iridescenceThicknessMinimum = t.iridescenceThicknessRange[0], s.iridescenceThicknessMaximum = t.iridescenceThicknessRange[1], t.iridescenceThicknessMap) { + const e = {index: i.processTexture(t.iridescenceThicknessMap)}; + i.applyTextureTransform(e, t.iridescenceThicknessMap), s.iridescenceThicknessTexture = e + } + e.extensions = e.extensions || {}, e.extensions[this.name] = s, n[this.name] = !0 + } +} + +class Qh { + constructor(t) { + this.writer = t, this.name = "KHR_materials_transmission" + } + + writeMaterial(t, e) { + if (!t.isMeshPhysicalMaterial || 0 === t.transmission) return; + const i = this.writer, n = i.extensionsUsed, s = {}; + if (s.transmissionFactor = t.transmission, t.transmissionMap) { + const e = {index: i.processTexture(t.transmissionMap)}; + i.applyTextureTransform(e, t.transmissionMap), s.transmissionTexture = e + } + e.extensions = e.extensions || {}, e.extensions[this.name] = s, n[this.name] = !0 + } +} + +class Ph { + constructor(t) { + this.writer = t, this.name = "KHR_materials_volume" + } + + writeMaterial(t, e) { + if (!t.isMeshPhysicalMaterial || 0 === t.transmission) return; + const i = this.writer, n = i.extensionsUsed, s = {}; + if (s.thicknessFactor = t.thickness, t.thicknessMap) { + const e = {index: i.processTexture(t.thicknessMap)}; + i.applyTextureTransform(e, t.thicknessMap), s.thicknessTexture = e + } + s.attenuationDistance = t.attenuationDistance, s.attenuationColor = t.attenuationColor.toArray(), e.extensions = e.extensions || {}, e.extensions[this.name] = s, n[this.name] = !0 + } +} + +th.Utils = { + insertKeyframe: function (t, e) { + const i = .001, n = t.getValueSize(), s = new t.TimeBufferType(t.times.length + 1), + r = new t.ValueBufferType(t.values.length + n), a = t.createInterpolant(new t.ValueBufferType(n)); + let o; + if (0 === t.times.length) { + s[0] = e; + for (let t = 0; t < n; t++) r[t] = 0; + o = 0 + } else if (e < t.times[0]) { + if (Math.abs(t.times[0] - e) < i) return 0; + s[0] = e, s.set(t.times, 1), r.set(a.evaluate(e), 0), r.set(t.values, n), o = 0 + } else if (e > t.times[t.times.length - 1]) { + if (Math.abs(t.times[t.times.length - 1] - e) < i) return t.times.length - 1; + s[s.length - 1] = e, s.set(t.times, 0), r.set(t.values, 0), r.set(a.evaluate(e), t.values.length), o = s.length - 1 + } else for (let l = 0; l < t.times.length; l++) { + if (Math.abs(t.times[l] - e) < i) return l; + if (t.times[l] < e && t.times[l + 1] > e) { + s.set(t.times.slice(0, l + 1), 0), s[l + 1] = e, s.set(t.times.slice(l + 1), l + 2), r.set(t.values.slice(0, (l + 1) * n), 0), r.set(a.evaluate(e), (l + 1) * n), r.set(t.values.slice((l + 1) * n), (l + 2) * n), o = l + 1; + break + } + } + return t.times = s, t.values = r, o + }, mergeMorphTargetTracks: function (t, e) { + const i = [], n = {}, s = t.tracks; + for (let t = 0; t < s.length; ++t) { + let r = s[t]; + const a = wa.parseTrackName(r.name), o = wa.findNode(e, a.nodeName); + if ("morphTargetInfluences" !== a.propertyName || void 0 === a.propertyIndex) { + i.push(r); + continue + } + if (r.createInterpolant !== r.InterpolantFactoryMethodDiscrete && r.createInterpolant !== r.InterpolantFactoryMethodLinear) { + if (r.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline) throw new Error("THREE.GLTFExporter: Cannot merge tracks with glTF CUBICSPLINE interpolation."); + console.warn("THREE.GLTFExporter: Morph target interpolation mode not yet supported. Using LINEAR instead."), r = r.clone(), r.setInterpolation(2301) + } + const l = o.morphTargetInfluences.length, c = o.morphTargetDictionary[a.propertyIndex]; + if (void 0 === c) throw new Error("THREE.GLTFExporter: Morph target name not found: " + a.propertyIndex); + let h; + if (void 0 === n[o.uuid]) { + h = r.clone(); + const t = new h.ValueBufferType(l * h.times.length); + for (let e = 0; e < h.times.length; e++) t[e * l + c] = h.values[e]; + h.name = (a.nodeName || "") + ".morphTargetInfluences", h.values = t, n[o.uuid] = h, i.push(h); + continue + } + const u = r.createInterpolant(new r.ValueBufferType(1)); + h = n[o.uuid]; + for (let t = 0; t < h.times.length; t++) h.values[t * l + c] = u.evaluate(h.times[t]); + for (let t = 0; t < r.times.length; t++) { + const e = this.insertKeyframe(h, r.times[t]); + h.values[e * l + c] = r.values[t] + } + } + return t.tracks = i, t + } +}; /* @license * Copyright 2021 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -669,7 +15606,799 @@ const Fh=t=>void 0!==t.material&&t.userData&&t.userData.variantMaterials&&!!Arra * See the License for the specific language governing permissions and * limitations under the License. */ -class wu extends Qs{constructor(){super(),this.position.y=-3.5;const t=new ke;t.deleteAttribute("uv");const e=new Er({metalness:0,side:1}),i=new Er({metalness:0}),n=new ua(16777215,500,28,2);n.position.set(.418,16.199,.3),this.add(n);const s=new Ne(t,e);s.position.set(-.757,13.219,.717),s.scale.set(31.713,28.305,28.591),this.add(s);const r=new Ne(t,i);r.position.set(-10.906,2.009,1.846),r.rotation.set(0,-.195,0),r.scale.set(2.328,7.905,4.651),this.add(r);const a=new Ne(t,i);a.position.set(-5.607,-.754,-.758),a.rotation.set(0,.994,0),a.scale.set(1.97,1.534,3.955),this.add(a);const o=new Ne(t,i);o.position.set(6.167,.857,7.803),o.rotation.set(0,.561,0),o.scale.set(3.927,6.285,3.687),this.add(o);const l=new Ne(t,i);l.position.set(-2.017,.018,6.124),l.rotation.set(0,.333,0),l.scale.set(2.002,4.566,2.064),this.add(l);const c=new Ne(t,i);c.position.set(2.291,-.756,-2.621),c.rotation.set(0,-.286,0),c.scale.set(1.546,1.552,1.496),this.add(c);const h=new Ne(t,i);h.position.set(-2.193,-.369,-5.547),h.rotation.set(0,.516,0),h.scale.set(3.875,3.487,2.986),this.add(h);const u=new Ne(t,this.createAreaLightMaterial(50));u.position.set(-16.116,14.37,8.208),u.scale.set(.1,2.428,2.739),this.add(u);const d=new Ne(t,this.createAreaLightMaterial(50));d.position.set(-16.109,18.021,-8.207),d.scale.set(.1,2.425,2.751),this.add(d);const A=new Ne(t,this.createAreaLightMaterial(17));A.position.set(14.904,12.198,-1.832),A.scale.set(.15,4.265,6.331),this.add(A);const p=new Ne(t,this.createAreaLightMaterial(43));p.position.set(-.462,8.89,14.52),p.scale.set(4.38,5.441,.088),this.add(p);const m=new Ne(t,this.createAreaLightMaterial(20));m.position.set(3.235,11.486,-12.541),m.scale.set(2.5,2,.1),this.add(m);const g=new Ne(t,this.createAreaLightMaterial(100));g.position.set(0,20,0),g.scale.set(1,.1,1),this.add(g)}createAreaLightMaterial(t){const e=new re;return e.color.setScalar(t),e}} +const Fh = t => void 0 !== t.material && t.userData && t.userData.variantMaterials && !!Array.from(t.userData.variantMaterials.values()).filter((t => Nh(t.material))), + Nh = t => t && t.isMaterial && !Array.isArray(t); + +class Uh { + constructor(t) { + this.writer = t, this.name = "KHR_materials_variants", this.variantNames = [] + } + + beforeParse(t) { + const e = new Set; + for (const i of t) i.traverse((t => { + if (!Fh(t)) return; + const i = t.userData.variantMaterials, n = t.userData.variantData; + for (const [t, s] of n) { + const n = i.get(s.index); + n && Nh(n.material) && e.add(t) + } + })); + e.forEach((t => this.variantNames.push(t))) + } + + writeMesh(t, e) { + if (!Fh(t)) return; + const i = t.userData, n = i.variantMaterials, s = i.variantData, r = new Map, a = new Map, + o = Array.from(s.values()).sort(((t, e) => t.index - e.index)); + for (const [t, e] of o.entries()) a.set(e.index, t); + for (const t of s.values()) { + const e = n.get(t.index); + if (!e || !Nh(e.material)) continue; + const i = this.writer.processMaterial(e.material); + r.has(i) || r.set(i, {material: i, variants: []}), r.get(i).variants.push(a.get(t.index)) + } + const l = Array.from(r.values()).map((t => t.variants.sort(((t, e) => t - e)) && t)).sort(((t, e) => t.material - e.material)); + if (0 === l.length) return; + const c = Nh(i.originalMaterial) ? this.writer.processMaterial(i.originalMaterial) : -1; + for (const t of e.primitives) c >= 0 && (t.material = c), t.extensions = t.extensions || {}, t.extensions[this.name] = {mappings: l} + } + + afterParse() { + if (0 === this.variantNames.length) return; + const t = this.writer.json; + t.extensions = t.extensions || {}; + const e = this.variantNames.map((t => ({name: t}))); + t.extensions[this.name] = {variants: e}, this.writer.extensionsUsed[this.name] = !0 + } +} + +class kh { + constructor(t, e, i, n, s) { + this.xrLight = t, this.renderer = e, this.lightProbe = i, this.xrWebGLBinding = null, this.estimationStartCallback = s, this.frameCallback = this.onXRFrame.bind(this); + const r = e.xr.getSession(); + if (n && "XRWebGLBinding" in window) { + const i = new Ye(16); + t.environment = i.texture; + const n = e.getContext(); + switch (r.preferredReflectionFormat) { + case"srgba8": + n.getExtension("EXT_sRGB"); + break; + case"rgba16f": + n.getExtension("OES_texture_half_float") + } + this.xrWebGLBinding = new XRWebGLBinding(r, n), this.lightProbe.addEventListener("reflectionchange", (() => { + this.updateReflection() + })) + } + r.requestAnimationFrame(this.frameCallback) + } + + updateReflection() { + const t = this.renderer.properties.get(this.xrLight.environment); + if (t) { + const e = this.xrWebGLBinding.getReflectionCubeMap(this.lightProbe); + e && (t.__webglTexture = e, this.xrLight.environment.needsPMREMUpdate = !0) + } + } + + onXRFrame(t, e) { + if (!this.xrLight) return; + e.session.requestAnimationFrame(this.frameCallback); + const i = e.getLightEstimate(this.lightProbe); + if (i) { + this.xrLight.lightProbe.sh.fromArray(i.sphericalHarmonicsCoefficients), this.xrLight.lightProbe.intensity = 1; + const t = Math.max(1, Math.max(i.primaryLightIntensity.x, Math.max(i.primaryLightIntensity.y, i.primaryLightIntensity.z))); + this.xrLight.directionalLight.color.setRGB(i.primaryLightIntensity.x / t, i.primaryLightIntensity.y / t, i.primaryLightIntensity.z / t), this.xrLight.directionalLight.intensity = t, this.xrLight.directionalLight.position.copy(i.primaryLightDirection), this.estimationStartCallback && (this.estimationStartCallback(), this.estimationStartCallback = null) + } + } + + dispose() { + this.xrLight = null, this.renderer = null, this.lightProbe = null, this.xrWebGLBinding = null + } +} + +class Oh extends Is { + constructor(t, e = !0) { + super(), this.lightProbe = new ma, this.lightProbe.intensity = 0, this.add(this.lightProbe), this.directionalLight = new Aa, this.directionalLight.intensity = 0, this.add(this.directionalLight), this.environment = null; + let i = null, n = !1; + t.xr.addEventListener("sessionstart", (() => { + const s = t.xr.getSession(); + "requestLightProbe" in s && s.requestLightProbe({reflectionFormat: s.preferredReflectionFormat}).then((s => { + i = new kh(this, t, s, e, (() => { + n = !0, this.dispatchEvent({type: "estimationstart"}) + })) + })) + })), t.xr.addEventListener("sessionend", (() => { + i && (i.dispose(), i = null), n && this.dispatchEvent({type: "estimationend"}) + })), this.dispose = () => { + i && (i.dispose(), i = null), this.remove(this.lightProbe), this.lightProbe = null, this.remove(this.directionalLight), this.directionalLight = null, this.environment = null + } + } +} + +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +class Gh { + constructor(t = 50) { + this.velocity = 0, this.naturalFrequency = 0, this.setDecayTime(t) + } + + setDecayTime(t) { + this.naturalFrequency = 1 / Math.max(.001, t) + } + + update(t, e, i, n) { + const s = 2e-4 * this.naturalFrequency; + if (null == t || 0 === n) return e; + if (t === e && 0 === this.velocity) return e; + if (i < 0) return t; + const r = t - e, a = this.velocity + this.naturalFrequency * r, o = r + i * a, + l = Math.exp(-this.naturalFrequency * i), c = (a - this.naturalFrequency * o) * l, + h = -this.naturalFrequency * (c + a * l); + return Math.abs(c) < s * Math.abs(n) && h * r >= 0 ? (this.velocity = 0, e) : (this.velocity = c, e + o * l) + } +} + +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const zh = Math.PI / 24, Hh = new v, Vh = (t, e, i) => { + let n = e > 0 ? i > 0 ? 0 : -Math.PI / 2 : i > 0 ? Math.PI / 2 : Math.PI; + for (let s = 0; s <= 12; ++s) t.push(e + .17 * Math.cos(n), i + .17 * Math.sin(n), 0, e + .2 * Math.cos(n), i + .2 * Math.sin(n), 0), n += zh +}; + +class Wh extends Ne { + constructor(t, e) { + const i = new ye, n = [], s = [], {size: r, boundingBox: a} = t, o = r.x / 2, + l = ("back" === e ? r.y : r.z) / 2; + Vh(s, o, l), Vh(s, -o, l), Vh(s, -o, -l), Vh(s, o, -l); + const c = s.length / 3; + for (let t = 0; t < c - 2; t += 2) n.push(t, t + 1, t + 3, t, t + 3, t + 2); + const h = c - 2; + n.push(h, h + 1, 1, h, 1, 0), i.setAttribute("position", new ue(s, 3)), i.setIndex(n), super(i), this.side = e; + const u = this.material; + switch (u.side = 2, u.transparent = !0, u.opacity = 0, this.goalOpacity = 0, this.opacityDamper = new Gh, this.hitPlane = new Ne(new si(2 * (o + .2), 2 * (l + .2))), this.hitPlane.visible = !1, this.hitPlane.material.side = 2, this.add(this.hitPlane), a.getCenter(this.position), e) { + case"bottom": + this.rotateX(-Math.PI / 2), this.shadowHeight = a.min.y, this.position.y = this.shadowHeight; + break; + case"back": + this.shadowHeight = a.min.z, this.position.z = this.shadowHeight + } + t.target.add(this), this.offsetHeight = 0 + } + + getHit(t, e, i) { + Hh.set(e, -i), this.hitPlane.visible = !0; + const n = t.positionAndNormalFromPoint(Hh, this.hitPlane); + return this.hitPlane.visible = !1, null == n ? null : n.position + } + + getExpandedHit(t, e, i) { + this.hitPlane.scale.set(1e3, 1e3, 1e3), this.hitPlane.updateMatrixWorld(); + const n = this.getHit(t, e, i); + return this.hitPlane.scale.set(1, 1, 1), n + } + + set offsetHeight(t) { + t -= .001, "back" === this.side ? this.position.z = this.shadowHeight + t : this.position.y = this.shadowHeight + t + } + + get offsetHeight() { + return "back" === this.side ? this.position.z - this.shadowHeight : this.position.y - this.shadowHeight + } + + set show(t) { + this.goalOpacity = t ? .75 : 0 + } + + updateOpacity(t) { + const e = this.material; + e.opacity = this.opacityDamper.update(e.opacity, this.goalOpacity, t, 1), this.visible = e.opacity > 0 + } + + dispose() { + var t; + const {geometry: e, material: i} = this.hitPlane; + e.dispose(), i.dispose(), this.geometry.dispose(), this.material.dispose(), null === (t = this.parent) || void 0 === t || t.remove(this) + } +} + +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const qh = "not-presenting", jh = "session-started", Yh = "object-placed", Jh = "failed", Xh = "tracking", + Kh = "not-tracking", $h = new V, Zh = new xt, tu = new V, eu = new We(45, 1, .1, 100); + +class iu extends n { + constructor(t) { + super(), this.renderer = t, this.currentSession = null, this.placeOnWall = !1, this.placementBox = null, this.lastTick = null, this.turntableRotation = null, this.oldShadowIntensity = null, this.frame = null, this.initialHitSource = null, this.transientHitTestSource = null, this.inputSource = null, this._presentedScene = null, this.resolveCleanup = null, this.exitWebXRButtonContainer = null, this.overlay = null, this.xrLight = null, this.tracking = !0, this.frames = 0, this.initialized = !1, this.oldTarget = new V, this.placementComplete = !1, this.isTranslating = !1, this.isRotating = !1, this.isTwoFingering = !1, this.lastDragPosition = new V, this.firstRatio = 0, this.lastAngle = 0, this.goalPosition = new V, this.goalYaw = 0, this.goalScale = 1, this.xDamper = new Gh, this.yDamper = new Gh, this.zDamper = new Gh, this.yawDamper = new Gh, this.scaleDamper = new Gh, this.onExitWebXRButtonContainerClick = () => this.stopPresenting(), this.onUpdateScene = () => { + null != this.placementBox && this.isPresenting && (this.placementBox.dispose(), this.placementBox = new Wh(this.presentedScene, this.placeOnWall ? "back" : "bottom")) + }, this.onSelectStart = t => { + const e = this.transientHitTestSource; + if (null == e) return; + const i = this.frame.getHitTestResultsForTransientInput(e), n = this.presentedScene, s = this.placementBox; + if (1 === i.length) { + this.inputSource = t.inputSource; + const {axes: e} = this.inputSource.gamepad, i = s.getHit(this.presentedScene, e[0], e[1]); + s.show = !0, null != i ? (this.isTranslating = !0, this.lastDragPosition.copy(i)) : !1 === this.placeOnWall && (this.isRotating = !0, this.lastAngle = 1.5 * e[0]) + } else if (2 === i.length) { + s.show = !0, this.isTwoFingering = !0; + const {separation: t} = this.fingerPolar(i); + this.firstRatio = t / n.scale.x + } + }, this.onSelectEnd = () => { + this.isTranslating = !1, this.isRotating = !1, this.isTwoFingering = !1, this.inputSource = null, this.goalPosition.y += this.placementBox.offsetHeight * this.presentedScene.scale.x, this.placementBox.show = !1 + }, this.threeRenderer = t.threeRenderer, this.threeRenderer.xr.enabled = !0 + } + + async resolveARSession() { + Yo(); + const t = await navigator.xr.requestSession("immersive-ar", { + requiredFeatures: ["hit-test"], + optionalFeatures: ["dom-overlay", "light-estimation"], + domOverlay: this.overlay ? {root: this.overlay} : void 0 + }); + return this.threeRenderer.xr.setReferenceSpaceType("local"), await this.threeRenderer.xr.setSession(t), this.threeRenderer.xr.cameraAutoUpdate = !1, t + } + + get presentedScene() { + return this._presentedScene + } + + async supportsPresentation() { + try { + return Yo(), await navigator.xr.isSessionSupported("immersive-ar") + } catch (t) { + return console.warn("Request to present in WebXR denied:"), console.warn(t), console.warn("Falling back to next ar-mode"), !1 + } + } + + async present(t, e = !1) { + this.isPresenting && console.warn("Cannot present while a model is already presenting"); + let i = new Promise(((t, e) => { + requestAnimationFrame((() => t())) + })); + t.setHotspotsVisibility(!1), t.queueRender(), await i, this._presentedScene = t, this.overlay = t.element.shadowRoot.querySelector("div.default"), !0 === e && (this.xrLight = new Oh(this.threeRenderer), this.xrLight.addEventListener("estimationstart", (() => { + if (!this.isPresenting || null == this.xrLight) return; + const t = this.presentedScene; + t.add(this.xrLight), t.environment = this.xrLight.environment + }))); + const n = await this.resolveARSession(); + n.addEventListener("end", (() => { + this.postSessionCleanup() + }), {once: !0}); + const s = t.element.shadowRoot.querySelector(".slot.exit-webxr-ar-button"); + s.classList.add("enabled"), s.addEventListener("click", this.onExitWebXRButtonContainerClick), this.exitWebXRButtonContainer = s; + const r = await n.requestReferenceSpace("viewer"); + this.tracking = !0, this.frames = 0, this.initialized = !1, this.turntableRotation = t.yaw, this.goalYaw = t.yaw, this.goalScale = 1, t.background = null, this.oldShadowIntensity = t.shadowIntensity, t.setShadowIntensity(.01), this.oldTarget.copy(t.getTarget()), t.element.addEventListener("load", this.onUpdateScene); + const a = 20 * Math.PI / 180, o = !0 === this.placeOnWall ? void 0 : new XRRay(new DOMPoint(0, 0, 0), { + x: 0, + y: -Math.sin(a), + z: -Math.cos(a) + }); + n.requestHitTestSource({space: r, offsetRay: o}).then((t => { + this.initialHitSource = t + })), this.currentSession = n, this.placementBox = new Wh(t, this.placeOnWall ? "back" : "bottom"), this.placementComplete = !1, this.lastTick = performance.now(), this.dispatchEvent({ + type: "status", + status: jh + }) + } + + async stopPresenting() { + if (!this.isPresenting) return; + const t = new Promise((t => { + this.resolveCleanup = t + })); + try { + await this.currentSession.end(), await t + } catch (t) { + console.warn("Error while trying to end WebXR AR session"), console.warn(t), this.postSessionCleanup() + } + } + + get isPresenting() { + return null != this.presentedScene + } + + get target() { + return this.oldTarget + } + + updateTarget() { + const t = this.presentedScene; + if (null != t) { + const e = t.getTarget(); + this.oldTarget.copy(e), this.placeOnWall ? e.z = t.boundingBox.min.z : e.y = t.boundingBox.min.y, t.setTarget(e.x, e.y, e.z) + } + } + + postSessionCleanup() { + const t = this.currentSession; + null != t && (t.removeEventListener("selectstart", this.onSelectStart), t.removeEventListener("selectend", this.onSelectEnd), this.currentSession = null); + const e = this.presentedScene; + if (this._presentedScene = null, null != e) { + const {element: t} = e; + null != this.xrLight && (e.remove(this.xrLight), this.xrLight.dispose(), this.xrLight = null), e.position.set(0, 0, 0), e.scale.set(1, 1, 1), e.setShadowOffset(0); + const i = this.turntableRotation; + null != i && (e.yaw = i); + const n = this.oldShadowIntensity; + null != n && e.setShadowIntensity(n), e.setEnvironmentAndSkybox(t[el], t[il]); + const s = this.oldTarget; + e.setTarget(s.x, s.y, s.z), e.xrCamera = null, e.element.removeEventListener("load", this.onUpdateScene), e.orientHotspots(0), t.requestUpdate("cameraTarget"), t.requestUpdate("maxCameraOrbit"), t[Rp](t.getBoundingClientRect()) + } + this.renderer.height = 0; + const i = this.exitWebXRButtonContainer; + null != i && (i.classList.remove("enabled"), i.removeEventListener("click", this.onExitWebXRButtonContainerClick), this.exitWebXRButtonContainer = null); + const n = this.transientHitTestSource; + null != n && (n.cancel(), this.transientHitTestSource = null); + const s = this.initialHitSource; + null != s && (s.cancel(), this.initialHitSource = null), null != this.placementBox && (this.placementBox.dispose(), this.placementBox = null), this.lastTick = null, this.turntableRotation = null, this.oldShadowIntensity = null, this.frame = null, this.inputSource = null, this.overlay = null, null != this.resolveCleanup && this.resolveCleanup(), this.dispatchEvent({ + type: "status", + status: qh + }) + } + + updateView(t) { + const e = this.presentedScene, i = this.threeRenderer.xr; + i.updateCamera(eu), e.xrCamera = i.getCamera(); + const {elements: n} = e.getCamera().matrixWorld; + if (e.orientHotspots(Math.atan2(n[1], n[5])), this.initialized || (this.placeInitially(), this.initialized = !0), t.requestViewportScale && t.recommendedViewportScale) { + const e = t.recommendedViewportScale; + t.requestViewportScale(Math.max(e, .25)) + } + const s = this.currentSession.renderState.baseLayer.getViewport(t); + this.threeRenderer.setViewport(s.x, s.y, s.width, s.height) + } + + placeInitially() { + const t = this.presentedScene, {position: e, element: i} = t, n = t.getCamera(), { + width: s, + height: r + } = this.overlay.getBoundingClientRect(); + t.setSize(s, r), n.projectionMatrixInverse.copy(n.projectionMatrix).invert(); + const {theta: a, radius: o} = i.getCameraOrbit(), l = n.getWorldDirection($h); + t.yaw = Math.atan2(-l.x, -l.z) - a, this.goalYaw = t.yaw, e.copy(n.position).add(l.multiplyScalar(o)), this.updateTarget(); + const c = t.getTarget(); + e.add(c).sub(this.oldTarget), this.goalPosition.copy(e), t.setHotspotsVisibility(!0); + const {session: h} = this.frame; + h.addEventListener("selectstart", this.onSelectStart), h.addEventListener("selectend", this.onSelectEnd), h.requestHitTestSourceForTransientInput({profile: "generic-touchscreen"}).then((t => { + this.transientHitTestSource = t + })) + } + + getTouchLocation() { + const {axes: t} = this.inputSource.gamepad; + let e = this.placementBox.getExpandedHit(this.presentedScene, t[0], t[1]); + return null != e && ($h.copy(e).sub(this.presentedScene.getCamera().position), $h.length() > 10) ? null : e + } + + getHitPoint(t) { + const e = this.threeRenderer.xr.getReferenceSpace(), i = t.getPose(e); + if (null == i) return null; + const n = Zh.fromArray(i.transform.matrix); + return !0 === this.placeOnWall && (this.goalYaw = Math.atan2(n.elements[4], n.elements[6])), n.elements[5] > .75 !== this.placeOnWall ? tu.setFromMatrixPosition(n) : null + } + + moveToFloor(t) { + const e = this.initialHitSource; + if (null == e) return; + const i = t.getHitTestResults(e); + if (0 == i.length) return; + const n = i[0], s = this.getHitPoint(n); + null != s && (this.placementBox.show = !0, this.isTranslating || (this.placeOnWall ? this.goalPosition.copy(s) : this.goalPosition.y = s.y), e.cancel(), this.initialHitSource = null, this.dispatchEvent({ + type: "status", + status: Yh + })) + } + + fingerPolar(t) { + const e = t[0].inputSource.gamepad.axes, i = t[1].inputSource.gamepad.axes, n = i[0] - e[0], s = i[1] - e[1], + r = Math.atan2(s, n); + let a = this.lastAngle - r; + return a > Math.PI ? a -= 2 * Math.PI : a < -Math.PI && (a += 2 * Math.PI), this.lastAngle = r, { + separation: Math.sqrt(n * n + s * s), + deltaYaw: a + } + } + + processInput(t) { + const e = this.transientHitTestSource; + if (null == e) return; + if (!this.isTranslating && !this.isTwoFingering && !this.isRotating) return; + const i = t.getHitTestResultsForTransientInput(e), n = this.presentedScene, s = n.scale.x; + if (this.isTwoFingering) if (i.length < 2) this.isTwoFingering = !1; else { + const {separation: t, deltaYaw: e} = this.fingerPolar(i); + if (!1 === this.placeOnWall && (this.goalYaw += e), n.canScale) { + const e = t / this.firstRatio; + this.goalScale = e < 1.3 && e > .7692307692307692 ? 1 : e + } + } else if (2 !== i.length) if (this.isRotating) { + const t = 1.5 * this.inputSource.gamepad.axes[0]; + this.goalYaw += t - this.lastAngle, this.lastAngle = t + } else this.isTranslating && i.forEach((t => { + if (t.inputSource !== this.inputSource) return; + let e = null; + if (t.results.length > 0 && (e = this.getHitPoint(t.results[0])), null == e && (e = this.getTouchLocation()), null != e) { + if (this.goalPosition.sub(this.lastDragPosition), !1 === this.placeOnWall) { + const t = e.y - this.lastDragPosition.y; + if (t < 0) { + this.placementBox.offsetHeight = t / s, this.presentedScene.setShadowOffset(t); + const i = $h.copy(n.getCamera().position), r = -t / (i.y - e.y); + i.multiplyScalar(r), e.multiplyScalar(1 - r).add(i) + } + } + this.goalPosition.add(e), this.lastDragPosition.copy(e) + } + })); else { + this.isTranslating = !1, this.isRotating = !1, this.isTwoFingering = !0; + const {separation: t} = this.fingerPolar(i); + this.firstRatio = t / s + } + } + + moveScene(t) { + const e = this.presentedScene, {position: i, yaw: n} = e, s = e.boundingSphere.radius, r = this.goalPosition, + a = e.scale.x, o = this.placementBox; + if (!r.equals(i) || this.goalScale !== a) { + let {x: n, y: l, z: c} = i; + n = this.xDamper.update(n, r.x, t, s), l = this.yDamper.update(l, r.y, t, s), c = this.zDamper.update(c, r.z, t, s), i.set(n, l, c); + const h = this.scaleDamper.update(a, this.goalScale, t, 1); + if (e.scale.set(h, h, h), !this.isTranslating) { + const t = r.y - l; + this.placementComplete && !1 === this.placeOnWall ? (o.offsetHeight = t / h, e.setShadowOffset(t)) : 0 === t && (this.placementComplete = !0, o.show = !1, e.setShadowIntensity(.8)) + } + } + o.updateOpacity(t), e.updateTarget(t), e.yaw = this.yawDamper.update(n, this.goalYaw, t, Math.PI) + } + + onWebXRFrame(t, e) { + this.frame = e, ++this.frames; + const i = this.threeRenderer.xr.getReferenceSpace(), n = e.getViewerPose(i); + null == n && !0 === this.tracking && this.frames > 30 && (this.tracking = !1, this.dispatchEvent({ + type: "tracking", + status: Kh + })); + const s = this.presentedScene; + if (null == n || null == s || !s.element.loaded) return void this.threeRenderer.clear(); + !1 === this.tracking && (this.tracking = !0, this.dispatchEvent({type: "tracking", status: Xh})); + let r = !0; + for (const i of n.views) { + if (this.updateView(i), r) { + this.moveToFloor(e), this.processInput(e); + const i = t - this.lastTick; + this.moveScene(i), this.renderer.preRender(s, t, i), this.lastTick = t, s.renderShadow(this.threeRenderer) + } + this.threeRenderer.render(s, s.getCamera()), r = !1 + } + } +} + +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +class nu { + constructor(t) { + t.threeRenderer.debug = {checkShaderErrors: !0}, Promise.resolve().then((() => { + self.dispatchEvent(new CustomEvent("model-viewer-renderer-debug", { + detail: { + renderer: t, + THREE: { + ShaderMaterial: He, + Texture: U, + Mesh: Ne, + Scene: Qs, + PlaneGeometry: si, + OrthographicCamera: pi, + WebGLRenderTarget: O + } + } + })) + })) + } + + addScene(t) { + self.dispatchEvent(new CustomEvent("model-viewer-scene-added-debug", {detail: {scene: t}})) + } + + removeScene(t) { + self.dispatchEvent(new CustomEvent("model-viewer-scene-removed-debug", {detail: {scene: t}})) + } +} + +function su(t) { + const e = new Map, i = new Map, n = t.clone(); + return ru(t, n, (function (t, n) { + e.set(n, t), i.set(t, n) + })), n.traverse((function (t) { + if (!t.isSkinnedMesh) return; + const n = t, s = e.get(t), r = s.skeleton.bones; + n.skeleton = s.skeleton.clone(), n.bindMatrix.copy(s.bindMatrix), n.skeleton.bones = r.map((function (t) { + return i.get(t) + })), n.bind(n.skeleton, n.bindMatrix) + })), n +} + +function ru(t, e, i) { + i(t, e); + for (let n = 0; n < t.children.length; n++) ru(t.children[n], e.children[n], i) +} + +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const au = Symbol("prepared"), ou = Symbol("prepare"), lu = Symbol("preparedGLTF"), cu = Symbol("clone"); + +class hu { + constructor(t) { + this[lu] = t + } + + static prepare(t) { + if (null == t.scene) throw new Error("Model does not have a scene"); + if (t[au]) return t; + const e = this[ou](t); + return e[au] = !0, e + } + + static [ou](t) { + const {scene: e} = t, i = [e]; + return Object.assign(Object.assign({}, t), {scene: e, scenes: i}) + } + + get parser() { + return this[lu].parser + } + + get animations() { + return this[lu].animations + } + + get scene() { + return this[lu].scene + } + + get scenes() { + return this[lu].scenes + } + + get cameras() { + return this[lu].cameras + } + + get asset() { + return this[lu].asset + } + + get userData() { + return this[lu].userData + } + + clone() { + return new (0, this.constructor)(this[cu]()) + } + + dispose() { + this.scenes.forEach((t => { + t.traverse((t => { + if (!t.isMesh) return; + const e = t; + (Array.isArray(e.material) ? e.material : [e.material]).forEach((t => { + for (const e in t) { + const i = t[e]; + if (i instanceof U) { + const t = i.source.data; + null != t.close && t.close(), i.dispose() + } + } + t.dispose() + })), e.geometry.dispose() + })) + })) + } + + [cu]() { + const t = this[lu], e = su(this.scene); + uu(e, this.scene); + const i = [e], n = t.userData ? Object.assign({}, t.userData) : {}; + return Object.assign(Object.assign({}, t), {scene: e, scenes: i, userData: n}) + } +} + +const uu = (t, e) => { + du(t, e, ((t, e) => { + void 0 !== e.userData.variantMaterials && (t.userData.variantMaterials = new Map(e.userData.variantMaterials)), void 0 !== e.userData.variantData && (t.userData.variantData = e.userData.variantData), void 0 !== e.userData.originalMaterial && (t.userData.originalMaterial = e.userData.originalMaterial) + })) + }, du = (t, e, i) => { + i(t, e); + for (let n = 0; n < t.children.length; n++) du(t.children[n], e.children[n], i) + }, Au = Symbol("threeGLTF"), pu = Symbol("gltf"), mu = Symbol("gltfElementMap"), gu = Symbol("threeObjectMap"), + fu = Symbol("parallelTraverseThreeScene"), vu = Symbol("correlateOriginalThreeGLTF"), + yu = Symbol("correlateCloneThreeGLTF"); + +class xu { + constructor(t, e, i, n) { + this[Au] = t, this[pu] = e, this[mu] = n, this[gu] = i + } + + static from(t, e) { + return null != e ? this[yu](t, e) : this[vu](t) + } + + static [vu](t) { + const e = t.parser.json, i = t.parser.associations, n = new Map, s = {name: "Default"}, + r = {type: "materials", index: -1}; + for (const t of i.keys()) t instanceof se && null == i.get(t) && (r.index < 0 && (null == e.materials && (e.materials = []), r.index = e.materials.length, e.materials.push(s)), t.name = s.name, i.set(t, {materials: r.index})); + for (const [t, s] of i) { + if (s) { + const e = t; + e.userData = e.userData || {}, e.userData.associations = s + } + for (const i in s) if (null != i && "primitives" !== i) { + const r = i, a = (e[r] || [])[s[r]]; + if (null == a) continue; + let o = n.get(a); + null == o && (o = new Set, n.set(a, o)), o.add(t) + } + } + return new xu(t, e, i, n) + } + + static [yu](t, e) { + const i = e.threeGLTF, n = e.gltf, s = JSON.parse(JSON.stringify(n)), r = new Map, a = new Map; + for (let n = 0; n < i.scenes.length; n++) this[fu](i.scenes[n], t.scenes[n], ((t, i) => { + const n = e.threeObjectMap.get(t); + if (null != n) for (const t in n) if (null != t && "primitives" !== t) { + const e = t, o = n[e], l = s[e][o], c = r.get(i) || {}; + c[e] = o, r.set(i, c); + const h = a.get(l) || new Set; + h.add(i), a.set(l, h) + } + })); + return new xu(t, s, r, a) + } + + static [fu](t, e, i) { + const n = (t, e) => { + if (i(t, e), t.isObject3D) { + if (t.isMesh) if (Array.isArray(t.material)) for (let i = 0; i < t.material.length; ++i) n(t.material[i], e.material[i]); else n(t.material, e.material); + for (let i = 0; i < t.children.length; ++i) n(t.children[i], e.children[i]) + } + }; + n(t, e) + } + + get threeGLTF() { + return this[Au] + } + + get gltf() { + return this[pu] + } + + get gltfElementMap() { + return this[mu] + } + + get threeObjectMap() { + return this[gu] + } +} + +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const _u = Symbol("correlatedSceneGraph"); + +class Eu extends hu { + static [ou](t) { + const e = super[ou](t); + null == e[_u] && (e[_u] = xu.from(e)); + const {scene: i} = e, n = new ut(void 0, 1 / 0); + return i.traverse((t => { + t.renderOrder = 1e3, t.frustumCulled = !1, t.name || (t.name = t.uuid); + const i = t; + if (i.isMesh) { + const {geometry: t} = i; + i.castShadow = !0, i.isSkinnedMesh && (t.boundingSphere = n, t.boundingBox = null); + const s = i.material; + if (!0 === s.isMeshBasicMaterial && (s.toneMapped = !1), s.shadowSide = 0, s.aoMap) { + const {gltf: i, threeObjectMap: n} = e[_u], r = n.get(s); + if (null != i.materials && null != r && null != r.materials) { + const e = i.materials[r.materials]; + e.occlusionTexture && 0 === e.occlusionTexture.texCoord && null != t.attributes.uv && t.setAttribute("uv2", t.attributes.uv) + } + } + } + })), e + } + + get correlatedSceneGraph() { + return this[lu][_u] + } + + [cu]() { + const t = super[cu](), e = new Map; + return t.scene.traverse((t => { + if (t.isMesh) { + const i = t, n = i.material; + if (null != n) { + if (e.has(n.uuid)) return void (i.material = e.get(n.uuid)); + i.material = n.clone(), e.set(n.uuid, i.material) + } + } + })), t[_u] = xu.from(t, this.correlatedSceneGraph), t + } +} + /* @license * Copyright 2021 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -683,37 +16412,50 @@ class wu extends Qs{constructor(){super(),this.position.y=-3.5;const t=new ke;t. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */class bu extends Qs{constructor(){super(),this.position.y=-3.5;const t=new ke;t.deleteAttribute("uv");const e=new Er({metalness:0,side:1}),i=new Er({metalness:0}),n=new ua(16777215,400,28,2);n.position.set(.5,14,.5),this.add(n);const s=new Ne(t,e);s.position.set(0,13.2,0),s.scale.set(31.5,28.5,31.5),this.add(s);const r=new Ne(t,i);r.position.set(-10.906,-1,1.846),r.rotation.set(0,-.195,0),r.scale.set(2.328,7.905,4.651),this.add(r);const a=new Ne(t,i);a.position.set(-5.607,-.754,-.758),a.rotation.set(0,.994,0),a.scale.set(1.97,1.534,3.955),this.add(a);const o=new Ne(t,i);o.position.set(6.167,-.16,7.803),o.rotation.set(0,.561,0),o.scale.set(3.927,6.285,3.687),this.add(o);const l=new Ne(t,i);l.position.set(-2.017,.018,6.124),l.rotation.set(0,.333,0),l.scale.set(2.002,4.566,2.064),this.add(l);const c=new Ne(t,i);c.position.set(2.291,-.756,-2.621),c.rotation.set(0,-.286,0),c.scale.set(1.546,1.552,1.496),this.add(c);const h=new Ne(t,i);h.position.set(-2.193,-.369,-5.547),h.rotation.set(0,.516,0),h.scale.set(3.875,3.487,2.986),this.add(h);const u=new Ne(t,this.createAreaLightMaterial(80));u.position.set(-14,10,8),u.scale.set(.1,2.5,2.5),this.add(u);const d=new Ne(t,this.createAreaLightMaterial(80));d.position.set(-14,14,-4),d.scale.set(.1,2.5,2.5),this.add(d);const A=new Ne(t,this.createAreaLightMaterial(23));A.position.set(14,12,0),A.scale.set(.1,5,5),this.add(A);const p=new Ne(t,this.createAreaLightMaterial(16));p.position.set(0,9,14),p.scale.set(5,5,.1),this.add(p);const m=new Ne(t,this.createAreaLightMaterial(80));m.position.set(7,8,-14),m.scale.set(2.5,2.5,.1),this.add(m);const g=new Ne(t,this.createAreaLightMaterial(80));g.position.set(-7,16,-14),g.scale.set(2.5,2.5,.1),this.add(g);const f=new Ne(t,this.createAreaLightMaterial(1));f.position.set(0,20,0),f.scale.set(.1,.1,.1),this.add(f)}createAreaLightMaterial(t){const e=new re;return e.color.setScalar(t),e}} + */ +class wu extends Qs { + constructor() { + super(), this.position.y = -3.5; + const t = new ke; + t.deleteAttribute("uv"); + const e = new Er({metalness: 0, side: 1}), i = new Er({metalness: 0}), n = new ua(16777215, 500, 28, 2); + n.position.set(.418, 16.199, .3), this.add(n); + const s = new Ne(t, e); + s.position.set(-.757, 13.219, .717), s.scale.set(31.713, 28.305, 28.591), this.add(s); + const r = new Ne(t, i); + r.position.set(-10.906, 2.009, 1.846), r.rotation.set(0, -.195, 0), r.scale.set(2.328, 7.905, 4.651), this.add(r); + const a = new Ne(t, i); + a.position.set(-5.607, -.754, -.758), a.rotation.set(0, .994, 0), a.scale.set(1.97, 1.534, 3.955), this.add(a); + const o = new Ne(t, i); + o.position.set(6.167, .857, 7.803), o.rotation.set(0, .561, 0), o.scale.set(3.927, 6.285, 3.687), this.add(o); + const l = new Ne(t, i); + l.position.set(-2.017, .018, 6.124), l.rotation.set(0, .333, 0), l.scale.set(2.002, 4.566, 2.064), this.add(l); + const c = new Ne(t, i); + c.position.set(2.291, -.756, -2.621), c.rotation.set(0, -.286, 0), c.scale.set(1.546, 1.552, 1.496), this.add(c); + const h = new Ne(t, i); + h.position.set(-2.193, -.369, -5.547), h.rotation.set(0, .516, 0), h.scale.set(3.875, 3.487, 2.986), this.add(h); + const u = new Ne(t, this.createAreaLightMaterial(50)); + u.position.set(-16.116, 14.37, 8.208), u.scale.set(.1, 2.428, 2.739), this.add(u); + const d = new Ne(t, this.createAreaLightMaterial(50)); + d.position.set(-16.109, 18.021, -8.207), d.scale.set(.1, 2.425, 2.751), this.add(d); + const A = new Ne(t, this.createAreaLightMaterial(17)); + A.position.set(14.904, 12.198, -1.832), A.scale.set(.15, 4.265, 6.331), this.add(A); + const p = new Ne(t, this.createAreaLightMaterial(43)); + p.position.set(-.462, 8.89, 14.52), p.scale.set(4.38, 5.441, .088), this.add(p); + const m = new Ne(t, this.createAreaLightMaterial(20)); + m.position.set(3.235, 11.486, -12.541), m.scale.set(2.5, 2, .1), this.add(m); + const g = new Ne(t, this.createAreaLightMaterial(100)); + g.position.set(0, 20, 0), g.scale.set(1, .1, 1), this.add(g) + } + + createAreaLightMaterial(t) { + const e = new re; + return e.color.setScalar(t), e + } +} + /* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const Cu=/\.hdr(\.js)?$/,Iu=new Zr,Su=new class extends $r{constructor(t){super(t),this.type=1016}parse(t){const e=function(t,e){switch(t){case 1:console.error("THREE.RGBELoader Read Error: "+(e||""));break;case 2:console.error("THREE.RGBELoader Write Error: "+(e||""));break;case 3:console.error("THREE.RGBELoader Bad File Format: "+(e||""));break;default:console.error("THREE.RGBELoader: Error: "+(e||""))}return-1},i=function(t,e,i){e=e||1024;let n=t.pos,s=-1,r=0,a="",o=String.fromCharCode.apply(null,new Uint16Array(t.subarray(n,n+128)));for(;0>(s=o.indexOf("\n"))&&r=t.byteLength||!(l=i(t)))return e(1,"no header found");if(!(c=l.match(/^#\?(\S+)/)))return e(3,"bad initial token");for(o.valid|=1,o.programtype=c[1],o.string+=l+"\n";l=i(t),!1!==l;)if(o.string+=l+"\n","#"!==l.charAt(0)){if((c=l.match(n))&&(o.gamma=parseFloat(c[1])),(c=l.match(s))&&(o.exposure=parseFloat(c[1])),(c=l.match(r))&&(o.valid|=2,o.format=c[1]),(c=l.match(a))&&(o.valid|=4,o.height=parseInt(c[1],10),o.width=parseInt(c[2],10)),2&o.valid&&4&o.valid)break}else o.comments+=l+"\n";return 2&o.valid?4&o.valid?o:e(3,"missing image size specifier"):e(3,"missing format specifier")}(r);if(-1!==a){const t=a.width,i=a.height,o=function(t,i,n){const s=i;if(s<8||s>32767||2!==t[0]||2!==t[1]||128&t[2])return new Uint8Array(t);if(s!==(t[2]<<8|t[3]))return e(3,"wrong scanline width");const r=new Uint8Array(4*i*n);if(!r.length)return e(4,"unable to allocate buffer space");let a=0,o=0;const l=4*s,c=new Uint8Array(4),h=new Uint8Array(l);let u=n;for(;u>0&&ot.byteLength)return e(1);if(c[0]=t[o++],c[1]=t[o++],c[2]=t[o++],c[3]=t[o++],2!=c[0]||2!=c[1]||(c[2]<<8|c[3])!=s)return e(3,"bad rgbe scanline format");let i,n=0;for(;n128;if(s&&(i-=128),0===i||n+i>l)return e(3,"bad scanline data");if(s){const e=t[o++];for(let t=0;t{})){try{const i=Cu.test(t),n=i?Su:Iu,s=await new Promise(((i,s)=>n.load(t,i,(t=>{e(t.loaded/t.total*.9)}),s)));return e(1),s.name=t,s.mapping=303,i||(s.encoding=3001),s}finally{e&&e(1)}}async generateEnvironmentMapAndSkybox(t=null,e=null,i=(()=>{})){const n="legacy"!==e;"legacy"!==e&&"neutral"!==e||(e=null),e=jo(e);let s,r=Promise.resolve(null);t&&(r=this.loadEquirectFromUrl(t,i)),s=e?this.loadEquirectFromUrl(e,i):t?this.loadEquirectFromUrl(t,i):n?this.loadGeneratedEnvironmentMapAlt():this.loadGeneratedEnvironmentMap();const[a,o]=await Promise.all([s,r]);if(null==a)throw new Error("Failed to load environment map.");return{environmentMap:a,skybox:o}}async loadEquirectFromUrl(t,e){if(!this.skyboxCache.has(t)){const i=this.load(t,e);this.skyboxCache.set(t,i)}return this.skyboxCache.get(t)}async GenerateEnvironmentMap(t,e){await((t=0)=>new Promise((e=>setTimeout(e,t))))();const i=this.threeRenderer,n=new Ye(256,{generateMipmaps:!1,type:1016,format:1023,encoding:3e3,depthBuffer:!0}),s=new qe(.1,100,n),r=s.renderTarget.texture;r.name=e;const a=i.outputEncoding,o=i.toneMapping;return i.toneMapping=0,i.outputEncoding=3e3,s.update(i,t),this.blurCubemap(n,.04),i.toneMapping=o,i.outputEncoding=a,r}async loadGeneratedEnvironmentMap(){return null==this.generatedEnvironmentMap&&(this.generatedEnvironmentMap=this.GenerateEnvironmentMap(new wu,"legacy")),this.generatedEnvironmentMap}async loadGeneratedEnvironmentMapAlt(){return null==this.generatedEnvironmentMapAlt&&(this.generatedEnvironmentMapAlt=this.GenerateEnvironmentMap(new bu,"neutral")),this.generatedEnvironmentMapAlt}blurCubemap(t,e){if(null==this.blurMaterial){this.blurMaterial=this.getBlurShader(20);const t=new ke,e=new Ne(t,this.blurMaterial);this.blurScene=new Qs,this.blurScene.add(e)}const i=t.clone();this.halfblur(t,i,e,"latitudinal"),this.halfblur(i,t,e,"longitudinal")}halfblur(t,e,i,n){const s=t.width,r=isFinite(i)?Math.PI/(2*s):2*Math.PI/39,a=i/r,o=isFinite(i)?1+Math.floor(3*a):20;o>20&&console.warn(`sigmaRadians, ${i}, is too large and will clip, as it requested ${o} samples when the maximum is set to 20`);const l=[];let c=0;for(let t=0;t<20;++t){const e=t/a,i=Math.exp(-e*e/2);l.push(i),0==t?c+=i:t= samples ) {\n \n break;\n \n }\n \n float theta = dTheta * float( i );\n gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n \n }\n }\n ",blending:0,depthTest:!1,depthWrite:!1,side:1})}async dispose(){for(const[,t]of this.skyboxCache){(await t).dispose()}null!=this.generatedEnvironmentMap&&((await this.generatedEnvironmentMap).dispose(),this.generatedEnvironmentMap=null),null!=this.generatedEnvironmentMapAlt&&((await this.generatedEnvironmentMapAlt).dispose(),this.generatedEnvironmentMapAlt=null),null!=this.blurMaterial&&this.blurMaterial.dispose()}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const Bu=[1,.79,.62,.5,.4,.31,.25];class Tu extends n{constructor(t){super(),this.loader=new qc(Eu),this.width=0,this.height=0,this.dpr=1,this.debugger=null,this.scenes=new Set,this.multipleScenesVisible=!1,this.lastTick=performance.now(),this.renderedLastFrame=!1,this.scaleStep=0,this.lastStep=3,this.avgFrameDuration=50,this.onWebGLContextLost=t=>{this.dispatchEvent({type:"contextlost",sourceEvent:t})},this.onWebGLContextRestored=()=>{var t;null===(t=this.textureUtils)||void 0===t||t.dispose(),this.textureUtils=new Mu(this.threeRenderer);for(const t of this.scenes)t.element[nl]()},this.dpr=$o(),this.canvas3D=document.createElement("canvas"),this.canvas3D.id="webgl-canvas",this.canvas3D.classList.add("show");try{this.threeRenderer=new Ls({canvas:this.canvas3D,alpha:!0,antialias:!0,powerPreference:t.powerPreference,preserveDrawingBuffer:!0}),this.threeRenderer.autoClear=!0,this.threeRenderer.outputEncoding=3001,this.threeRenderer.physicallyCorrectLights=!0,this.threeRenderer.setPixelRatio(1),this.debugger=t.debug?new nu(this):null,this.threeRenderer.debug={checkShaderErrors:!!this.debugger},this.threeRenderer.toneMapping=4}catch(t){console.warn(t)}this.arRenderer=new iu(this),this.textureUtils=this.canRender?new Mu(this.threeRenderer):null,qc.initializeKTX2Loader(this.threeRenderer),this.canvas3D.addEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.addEventListener("webglcontextrestored",this.onWebGLContextRestored),this.updateRendererSize()}static get singleton(){return this._singleton}static resetSingleton(){const t=this._singleton.dispose();for(const e of t)e.disconnectedCallback();this._singleton=new Tu({powerPreference:(self.ModelViewerElement||{}).powerPreference||"high-performance",debug:Zo()});for(const e of t)e.connectedCallback()}get canRender(){return null!=this.threeRenderer}get scaleFactor(){return Bu[this.scaleStep]}set minScale(t){let e=1;for(;e0&&this.threeRenderer.setAnimationLoop(((t,e)=>this.render(t,e))),null!=this.debugger&&this.debugger.addScene(t)}unregisterScene(t){this.scenes.delete(t),this.canvas3D.parentElement===t.canvas.parentElement&&t.canvas.parentElement.removeChild(this.canvas3D),this.canRender&&0===this.scenes.size&&this.threeRenderer.setAnimationLoop(null),null!=this.debugger&&this.debugger.removeScene(t)}displayCanvas(t){return this.multipleScenesVisible?t.element[Ip]:this.canvas3D}countVisibleScenes(){const{canvas3D:t}=this;let e=0,i=null;for(const n of this.scenes){const{element:s}=n;s.modelIsVisible&&null==n.externalRenderer&&++e,t.parentElement===n.canvas.parentElement&&(i=n)}const n=e>1;if(null!=i){const e=n&&!this.multipleScenesVisible,s=!i.element.modelIsVisible;if(e||s){const{width:e,height:n}=this.sceneSize(i);this.copyPixels(i,e,n),t.parentElement.removeChild(t)}}this.multipleScenesVisible=n}updateRendererSize(){const t=$o();if(t!==this.dpr)for(const t of this.scenes){const{element:e}=t;e[Ap](e.getBoundingClientRect())}let e=0,i=0;for(const t of this.scenes)e=Math.max(e,t.width),i=Math.max(i,t.height);if(e!==this.width||i!==this.height||t!==this.dpr){this.width=e,this.height=i,this.dpr=t,e=Math.ceil(e*t),i=Math.ceil(i*t),this.canRender&&this.threeRenderer.setSize(e,i,!1);for(const t of this.scenes){const{canvas:n}=t;n.width=e,n.height=i,t.forceRescale()}}}updateRendererScale(t){const e=this.scaleStep;this.avgFrameDuration+=Ko(.2*(t-this.avgFrameDuration),-5,5),this.avgFrameDuration>60?++this.scaleStep:this.avgFrameDuration<40&&this.scaleStep>0&&--this.scaleStep,this.scaleStep=Math.min(this.scaleStep,this.lastStep),e!==this.scaleStep&&(this.avgFrameDuration=50)}shouldRender(t){if(t.shouldRender())t.scaleStep!=this.scaleStep&&(t.scaleStep=this.scaleStep,this.rescaleCanvas(t));else{if(0==t.scaleStep)return!1;t.scaleStep=0,this.rescaleCanvas(t)}return!0}rescaleCanvas(t){const e=Bu[t.scaleStep],i=Math.ceil(this.width/e),n=Math.ceil(this.height/e),{style:s}=t.canvas;s.width=`${i}px`,s.height=`${n}px`,this.canvas3D.style.width=`${i}px`,this.canvas3D.style.height=`${n}px`;const r=this.dpr*e,a=e<1?"GPU throttling":this.dpr!==window.devicePixelRatio?"No meta viewport tag":"";t.element.dispatchEvent(new CustomEvent("render-scale",{detail:{reportedDpr:window.devicePixelRatio,renderedDpr:r,minimumDpr:this.dpr*Bu[this.lastStep],pixelWidth:Math.ceil(t.width*r),pixelHeight:Math.ceil(t.height*r),reason:a}}))}sceneSize(t){const{dpr:e}=this,i=Bu[t.scaleStep];return{width:Math.min(Math.ceil(t.width*i*e),this.canvas3D.width),height:Math.min(Math.ceil(t.height*i*e),this.canvas3D.height)}}copyPixels(t,e,i){const n=t.context;null!=n?(n.clearRect(0,0,e,i),n.drawImage(this.canvas3D,0,0,e,i,0,0,e,i),t.canvas.classList.add("show")):console.log("could not acquire 2d context")}orderedScenes(){const t=[];for(const e of[!1,!0])for(const i of this.scenes)i.element.modelIsVisible===e&&t.push(i);return t}get isPresenting(){return this.arRenderer.isPresenting}preRender(t,e,i){const{element:n,exposure:s}=t;n[Bp](e,i);const r="number"==typeof s&&!Number.isNaN(s);this.threeRenderer.toneMappingExposure=r?s:1}render(t,e){if(null!=e)return void this.arRenderer.onWebXRFrame(t,e);const i=t-this.lastTick;if(this.lastTick=t,!this.canRender||this.isPresenting)return;this.countVisibleScenes(),this.updateRendererSize(),this.renderedLastFrame&&(this.updateRendererScale(i),this.renderedLastFrame=!1);const{canvas3D:n}=this;for(const e of this.orderedScenes()){const{element:s}=e;if(!s.loaded||!s.modelIsVisible&&e.renderCount>0)continue;if(this.preRender(e,t,i),!this.shouldRender(e))continue;if(null!=e.externalRenderer){const t=e.getCamera();t.updateMatrix();const{matrix:i,projectionMatrix:n}=t,s=i.elements.slice(),r=e.getTarget();s[12]+=r.x,s[13]+=r.y,s[14]+=r.z,e.externalRenderer.render({viewMatrix:s,projectionMatrix:n.elements});continue}if(!s.modelIsVisible&&!this.multipleScenesVisible)for(const t of this.scenes)t.element.modelIsVisible&&t.queueRender();const{width:r,height:a}=this.sceneSize(e);e.renderShadow(this.threeRenderer),this.threeRenderer.setRenderTarget(null),this.threeRenderer.setViewport(0,Math.ceil(this.height*this.dpr)-a,r,a),this.threeRenderer.render(e,e.camera),this.multipleScenesVisible||0===e.renderCount?this.copyPixels(e,r,a):n.parentElement!==e.canvas.parentElement&&(e.canvas.parentElement.appendChild(n),e.canvas.classList.remove("show")),e.hasRendered(),++e.renderCount,this.renderedLastFrame=!0}}dispose(){null!=this.textureUtils&&this.textureUtils.dispose(),null!=this.threeRenderer&&this.threeRenderer.dispose(),this.textureUtils=null,this.threeRenderer=null;const t=[];for(const e of this.scenes)t.push(e.element);return this.canvas3D.removeEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.removeEventListener("webglcontextrestored",this.onWebGLContextRestored),t}}Tu._singleton=new Tu({powerPreference:(self.ModelViewerElement||{}).powerPreference||"high-performance",debug:Zo()}); -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. + * Copyright 2021 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at @@ -726,122 +16468,49 @@ class wu extends Qs{constructor(){super(),this.position.y=-3.5;const t=new ke;t. * See the License for the specific language governing permissions and * limitations under the License. */ -const Ru=Symbol("correlatedObjects"),Du=Symbol("sourceObject"),Lu=Symbol("onUpdate");class Qu{constructor(t,e,i=null){this[Lu]=t,this[Du]=e,this[Ru]=i}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const Pu=new re,Fu=new si(2,2);let Nu=0;const Uu=Symbol("threeTexture");class ku extends Qu{get[Uu](){var t;return console.assert(null!=this[Ru]&&this[Ru].size>0,"Image correlated object is undefined"),null===(t=this[Ru])||void 0===t?void 0:t.values().next().value}constructor(t,e,i){super(t,i=null!=i?i:{name:e&&e.image&&e.image.src?e.image.src.split("/").pop():"adhoc_image",uri:e&&e.image&&e.image.src?e.image.src:"adhoc_image"+Nu++},new Set(e?[e]:[]))}get name(){return this[Du].name||""}get uri(){return this[Du].uri}get bufferView(){return this[Du].bufferView}get type(){return null!=this.uri?"external":"embedded"}set name(t){this[Du].name=t}async createThumbnail(t,e){const i=new Qs;Pu.map=this[Uu];const n=new Ne(Fu,Pu);i.add(n);const s=new pi(-1,1,1,-1,0,1),{threeRenderer:r}=Tu.singleton,a=new O(t,e);r.setRenderTarget(a),r.render(i,s),r.setRenderTarget(null);const o=new Uint8Array(t*e*4);r.readRenderTargetPixels(a,0,0,t,e,o),np.width=t,np.height=e;const l=np.getContext("2d"),c=l.createImageData(t,e);return c.data.set(o),l.putImageData(c,0,0),new Promise((async(t,e)=>{np.toBlob((i=>{if(!i)return e("Failed to capture thumbnail.");t(URL.createObjectURL(i))}),"image/png")}))}}var Ou,Gu;!function(t){t[t.Nearest=9728]="Nearest",t[t.Linear=9729]="Linear",t[t.NearestMipmapNearest=9984]="NearestMipmapNearest",t[t.LinearMipmapNearest=9985]="LinearMipmapNearest",t[t.NearestMipmapLinear=9986]="NearestMipmapLinear",t[t.LinearMipmapLinear=9987]="LinearMipmapLinear"}(Ou||(Ou={})),function(t){t[t.ClampToEdge=33071]="ClampToEdge",t[t.MirroredRepeat=33648]="MirroredRepeat",t[t.Repeat=10497]="Repeat"}(Gu||(Gu={})); -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -const zu=(()=>{const t=[Ou.Nearest,Ou.Linear,Ou.NearestMipmapNearest,Ou.LinearMipmapLinear,Ou.NearestMipmapLinear,Ou.LinearMipmapLinear];return e=>t.indexOf(e)>-1})(),Hu=(()=>{const t=[Ou.Nearest,Ou.Linear];return e=>t.indexOf(e)>-1})(),Vu=(()=>{const t=[Gu.ClampToEdge,Gu.MirroredRepeat,Gu.Repeat];return e=>t.indexOf(e)>-1})(),Wu=Symbol("threeTextures"),qu=Symbol("setProperty"),ju=Symbol("sourceSampler");class Yu extends Qu{get[Wu](){return console.assert(null!=this[Ru]&&this[Ru].size>0,"Sampler correlated object is undefined"),this[Ru]}get[ju](){return console.assert(null!=this[Du],"Sampler source is undefined"),this[Du]}constructor(t,e,i){null==(i=null!=i?i:{}).minFilter&&(i.minFilter=e?e.minFilter:Ou.LinearMipmapLinear),null==i.magFilter&&(i.magFilter=e?e.magFilter:Ou.Linear),null==i.wrapS&&(i.wrapS=e?e.wrapS:Gu.Repeat),null==i.wrapT&&(i.wrapT=e?e.wrapT:Gu.Repeat),super(t,i,new Set(e?[e]:[]))}get name(){return this[Du].name||""}get minFilter(){return this[ju].minFilter}get magFilter(){return this[ju].magFilter}get wrapS(){return this[ju].wrapS}get wrapT(){return this[ju].wrapT}setMinFilter(t){this[qu]("minFilter",t)}setMagFilter(t){this[qu]("magFilter",t)}setWrapS(t){this[qu]("wrapS",t)}setWrapT(t){this[qu]("wrapT",t)}[qu](t,e){const i=this[ju];if(null!=i){if(((t,e)=>{switch(t){case"minFilter":return zu(e);case"magFilter":return Hu(e);case"wrapS":case"wrapT":return Vu(e);default:throw new Error(`Cannot configure property "${t}" on Sampler`)}})(t,e)){i[t]=e;for(const i of this[Wu])i[t]=e,i.needsUpdate=!0}this[Lu]()}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const Ju=Symbol("image"),Xu=Symbol("sampler");class Ku extends Qu{constructor(t,e,i=null,n=null,s=null){super(t,i||{},new Set(e?[e]:[])),this[Xu]=new Yu(t,e,n),this[Ju]=new ku(t,e,s)}get name(){return this[Du].name||""}set name(t){this[Du].name=t}get sampler(){return this[Xu]}get source(){return this[Ju]}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var $u,Zu;const td=Symbol("texture"),ed=Symbol("transform"),id=Symbol("materials"),nd=Symbol("usage");var sd;!function(t){t[t.Base=0]="Base",t[t.MetallicRoughness=1]="MetallicRoughness",t[t.Normal=2]="Normal",t[t.Occlusion=3]="Occlusion",t[t.Emissive=4]="Emissive"}(sd||(sd={}));class rd{constructor(t,e,i,n,s,r){if(this[$u]=null,this[Zu]={rotation:0,scale:new v(1,1),offset:new v(0,0)},r&&i){const e=s.textures?s.textures[r.index]:null,n=e&&s.samplers?s.samplers[e.sampler]:null,a=e&&s.images?s.images[e.source]:null;this[ed].rotation=i.rotation,this[ed].scale.copy(i.repeat),this[ed].offset.copy(i.offset),this[td]=new Ku(t,i,e,n,a)}this.onUpdate=t,this[id]=n,this[nd]=e}get texture(){return this[td]}setTexture(t){const e=null!=t?t.source[Uu]:null;let i=3001;if(this[td]=t,this[id])for(const t of this[id]){switch(this[nd]){case sd.Base:t.map=e;break;case sd.MetallicRoughness:i=3e3,t.metalnessMap=e,t.roughnessMap=e;break;case sd.Normal:i=3e3,t.normalMap=e;break;case sd.Occlusion:i=3e3,t.aoMap=e;break;case sd.Emissive:t.emissiveMap=e}t.needsUpdate=!0}e&&(e.encoding=i,e.rotation=this[ed].rotation,e.repeat=this[ed].scale,e.offset=this[ed].offset),this.onUpdate()}}$u=td,Zu=ed; -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -const ad=Symbol("threeMaterials"),od=Symbol("baseColorTexture"),ld=Symbol("metallicRoughnessTexture");class cd extends Qu{constructor(t,e,i,n){super(t,i,n),null==i.baseColorFactor&&(i.baseColorFactor=[1,1,1,1]),null==i.roughnessFactor&&(i.roughnessFactor=1),null==i.metallicFactor&&(i.metallicFactor=1);const{baseColorTexture:s,metallicRoughnessTexture:r}=i,{map:a,metalnessMap:o}=n.values().next().value;this[od]=new rd(t,sd.Base,a,n,e,s||null),this[ld]=new rd(t,sd.MetallicRoughness,o,n,e,r||null)}get[ad](){return this[Ru]}get baseColorFactor(){return this[Du].baseColorFactor}get metallicFactor(){return this[Du].metallicFactor}get roughnessFactor(){return this[Du].roughnessFactor}get baseColorTexture(){return this[od]}get metallicRoughnessTexture(){return this[ld]}setBaseColorFactor(t){const e=new D;t instanceof Array?e.fromArray(t):e.set(t).convertSRGBToLinear();for(const i of this[ad])i.color.set(e),t instanceof Array?i.opacity=t[3]:(t=[0,0,0,i.opacity],e.toArray(t));this[Du].baseColorFactor=t,this[Lu]()}setMetallicFactor(t){for(const e of this[ad])e.metalness=t;this[Du].metallicFactor=t,this[Lu]()}setRoughnessFactor(t){for(const e of this[ad])e.roughness=t;this[Du].roughnessFactor=t,this[Lu]()}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var hd;const ud=Symbol("pbrMetallicRoughness"),dd=Symbol("normalTexture"),Ad=Symbol("occlusionTexture"),pd=Symbol("emissiveTexture"),md=Symbol("backingThreeMaterial"),gd=Symbol("applyAlphaCutoff"),fd=Symbol("lazyLoadGLTFInfo"),vd=Symbol("initialize"),yd=Symbol("getLoadedMaterial"),xd=Symbol("ensureMaterialIsLoaded"),_d=Symbol("gltfIndex"),Ed=Symbol("setActive"),wd=Symbol("variantIndices"),bd=Symbol("isActive"),Cd=Symbol("variantSet"),Id=Symbol("modelVariants");class Sd extends Qu{constructor(t,e,i,n,s,r,a,o){super(t,i,a),this[hd]=new Set,this[_d]=n,this[bd]=s,this[Id]=r,null==o?this[vd](e):this[fd]=o}get[(hd=Cd,md)](){return this[Ru].values().next().value}[vd](t){const e=this[Lu],i=this[Du],n=this[Ru];i.extensions&&i.extensions.KHR_materials_pbrSpecularGlossiness&&console.warn(`Material ${i.name} uses a deprecated extension\n "KHR_materials_pbrSpecularGlossiness", please use\n "pbrMetallicRoughness" instead. Specular Glossiness materials are\n currently supported for rendering, but not for our scene-graph API,\n nor for auto-generation of USDZ for Quick Look.`),null==i.pbrMetallicRoughness&&(i.pbrMetallicRoughness={}),this[ud]=new cd(e,t,i.pbrMetallicRoughness,n),null==i.emissiveFactor&&(i.emissiveFactor=[0,0,0]),null==i.doubleSided&&(i.doubleSided=!1),null==i.alphaMode&&(i.alphaMode="OPAQUE"),null==i.alphaCutoff&&(i.alphaCutoff=.5);const{normalTexture:s,occlusionTexture:r,emissiveTexture:a}=i,{normalMap:o,aoMap:l,emissiveMap:c}=n.values().next().value;this[dd]=new rd(e,sd.Normal,o,n,t,s||null),this[Ad]=new rd(e,sd.Occlusion,l,n,t,r||null),this[pd]=new rd(e,sd.Emissive,c,n,t,a||null)}async[yd](){if(null!=this[fd]){const{set:t,material:e}=await this[fd].doLazyLoad();return this[Ru]=t,this[vd](this[fd].gltf),this[fd]=void 0,this.ensureLoaded=async()=>{},e}return this[Ru].values().next().value}[xd](){if(null!=this[fd])throw new Error(`Material "${this.name}" has not been loaded, call 'await\n myMaterial.ensureLoaded()' before using an unloaded material.`)}async ensureLoaded(){await this[yd]()}get isLoaded(){return null==this[fd]}get isActive(){return this[bd]}[Ed](t){this[bd]=t}get name(){return this[Du].name}set name(t){const e=this[Du];if(null!=e&&(e.name=t),null!=this[Ru])for(const e of this[Ru])e.name=t}get pbrMetallicRoughness(){return this[xd](),this[ud]}get normalTexture(){return this[xd](),this[dd]}get occlusionTexture(){return this[xd](),this[Ad]}get emissiveTexture(){return this[xd](),this[pd]}get emissiveFactor(){return this[xd](),this[Du].emissiveFactor}get index(){return this[_d]}[wd](){return this[Cd]}hasVariant(t){const e=this[Id].get(t);return null!=e&&this[Cd].has(e.index)}setEmissiveFactor(t){this[xd]();const e=new D;t instanceof Array?e.fromArray(t):e.set(t).convertSRGBToLinear();for(const t of this[Ru])t.emissive.set(e);this[Du].emissiveFactor=e.toArray(),this[Lu]()}[gd](){this[xd]();const t=this[Du];for(const e of this[Ru])"MASK"===this[Du].alphaMode?e.alphaTest=t.alphaCutoff:e.alphaTest=void 0,e.needsUpdate=!0}setAlphaCutoff(t){this[xd](),this[Du].alphaCutoff=t,this[gd](),this[Lu]()}getAlphaCutoff(){return this[xd](),this[Du].alphaCutoff}setDoubleSided(t){this[xd]();for(const e of this[Ru])e.side=t?2:0,e.needsUpdate=!0;this[Du].doubleSided=t,this[Lu]()}getDoubleSided(){return this[xd](),this[Du].doubleSided}setAlphaMode(t){this[xd]();const e=(t,e)=>{t.transparent=e,t.depthWrite=!e};this[Du].alphaMode=t;for(const i of this[Ru])e(i,"BLEND"===t),this[gd](),i.needsUpdate=!0;this[Lu]()}getAlphaMode(){return this[xd](),this[Du].alphaMode}}var Md,Bd,Td,Rd,Dd;const Ld=Symbol("materials"),Qd=Symbol("variantToMaterialMap"),Pd=Symbol("modelVariants"),Fd=Symbol("mesh"),Nd=Symbol("children"),Ud=Symbol("initialMaterialIdx"),kd=Symbol("activeMaterialIdx");class Od{constructor(t){this.name="",this[Md]=new Array,this.name=t}}Md=Nd;class Gd extends Od{constructor(t,e,i,n){super(t.name),this[Bd]=new Map,this[Td]=new Map,this[Rd]=0,this[Dd]=0,this[Fd]=t;const{gltf:s,threeGLTF:r,threeObjectMap:a}=n;this[Pd]=i,this.mesh.userData.variantData=i;const o=a.get(t.material);null!=o.materials?this[Ud]=this[kd]=o.materials:console.error(`Primitive (${t.name}) missing initial material reference.`);const l=t.userData.associations||{};if(null==l.meshes)return void console.error("Mesh is missing primitive index association");const c=((s.meshes||[])[l.meshes].primitives||[])[l.primitives];if(null!=c){if(null!=c.material)this[Ld].set(c.material,e[c.material]);else{const t=e.findIndex((t=>"Default"===t.name));t>=0?this[Ld].set(t,e[t]):console.warn("gltfPrimitive has no material!")}if(c.extensions&&c.extensions.KHR_materials_variants){const t=c.extensions.KHR_materials_variants,n=r.parser.json.extensions.KHR_materials_variants.variants;for(const s of t.mappings){const t=e[s.material];this[Ld].set(s.material,t);for(const e of s.variants){const{name:s}=n[e];this[Qd].set(e,t),t[wd]().add(e),i.has(s)||i.set(s,{name:s,index:e})}}}}else console.error("Mesh primitive definition is missing.")}get mesh(){return this[Fd]}async setActiveMaterial(t){const e=this[Ld].get(t);return null!=e&&(this.mesh.material=await e[yd](),this[kd]=t),this.mesh.material}getActiveMaterial(){return this[Ld].get(this[kd])}getMaterial(t){return this[Ld].get(t)}async enableVariant(t){if(null==t)return this.setActiveMaterial(this[Ud]);if(null!=this[Qd]&&this[Pd].has(t)){const e=this[Pd].get(t);return this.enableVariantHelper(e.index)}return null}async enableVariantHelper(t){if(null!=this[Qd]&&null!=t){const e=this[Qd].get(t);if(null!=e)return this.setActiveMaterial(e.index)}return null}async instantiateVariants(){if(null!=this[Qd])for(const t of this[Qd].keys()){const e=this.mesh.userData.variantMaterials.get(t);if(null!=e.material)continue;const i=await this.enableVariantHelper(t);null!=i&&(e.material=i)}}get variantInfo(){return this[Qd]}addVariant(t,e){if(!this.ensureVariantIsUnused(e))return!1;this[Pd].has(e)||this[Pd].set(e,{name:e,index:this[Pd].size});const i=this[Pd].get(e).index;return t[wd]().add(i),this[Qd].set(i,t),this[Ld].set(t.index,t),this.updateVariantUserData(i,t),!0}deleteVariant(t){if(this.variantInfo.has(t)){this.variantInfo.delete(t);const e=this.mesh.userData.variantMaterials;null!=e&&e.delete(t)}}updateVariantUserData(t,e){e[wd]().add(t),this.mesh.userData.variantData=this[Pd],this.mesh.userData.variantMaterials=this.mesh.userData.variantMaterials||new Map;this.mesh.userData.variantMaterials.set(t,{material:e[Ru].values().next().value,gltfMaterialIndex:e.index})}ensureVariantIsUnused(t){const e=this[Pd].get(t);return null==e||!this.variantInfo.has(e.index)||(console.warn(`Primitive cannot add variant '${t}' for this material, it already exists.`),!1)}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -var zd,Hd,Vd,Wd,qd,jd;Bd=Ld,Td=Qd,Rd=Ud,Dd=kd;const Yd=Symbol("materials"),Jd=Symbol("hierarchy"),Xd=Symbol("roots"),Kd=Symbol("primitives"),$d=Symbol("correlatedSceneGraph"),Zd=Symbol("prepareVariantsForExport"),tA=Symbol("switchVariant"),eA=Symbol("threeScene"),iA=Symbol("materialsFromPoint"),nA=Symbol("materialFromPoint"),sA=Symbol("variantData"),rA=Symbol("availableVariants"),aA=Symbol("modelOnUpdate"),oA=Symbol("cloneMaterial");class lA{constructor(t,e,i,n){this.gltf=t,this.gltfElementMap=e,this.mapKey=i,this.doLazyLoad=n}}class cA{constructor(t,e=(()=>{})){this[zd]=new Array,this[Hd]=new Array,this[Vd]=new Array,this[Wd]=new Array,this[qd]=()=>{},this[jd]=new Map,this[aA]=e,this[$d]=t;const{gltf:i,threeGLTF:n,gltfElementMap:s}=t;this[eA]=n.scene;for(const[t,r]of i.materials.entries()){const a=s.get(r);if(null!=a)this[Yd].push(new Sd(e,i,r,t,!0,this[sA],a));else{const r=(i.materials||[])[t],o=t,l=async()=>{const t=await n.parser.getDependency("material",o),e=new Set;return s.set(r,e),e.add(t),{set:e,material:t}};this[Yd].push(new Sd(e,i,r,t,!1,this[sA],a,new lA(i,s,r,l)))}}const r=new Map,a=new Array;for(const t of n.scene.children)a.push(t);for(;a.length>0;){const e=a.pop();let i=null;e instanceof Ne?(i=new Gd(e,this.materials,this[sA],t),this[Kd].push(i)):i=new Od(e.name);const n=r.get(e);null!=n?n[Nd].push(i):this[Xd].push(i),this[Jd].push(i);for(const t of e.children)a.push(t),r.set(e,i)}}get materials(){return this[Yd]}[(zd=Yd,Hd=Jd,Vd=Xd,Wd=Kd,qd=aA,jd=sA,rA)](){const t=Array.from(this[sA].values());return t.sort(((t,e)=>t.index-e.index)),t.map((t=>t.name))}getMaterialByName(t){const e=this[Yd].filter((e=>e.name===t));return e.length>0?e[0]:null}[iA](t){return t.intersectObject(this[eA],!0).map((t=>{const e=this[Jd].find((e=>{if(e instanceof Gd){if(e.mesh===t.object)return!0}return!1}));return null!=e?e.getActiveMaterial():null}))}[nA](t){const e=this[iA](t);return e.length>0?e[0]:null}async[tA](t){for(const e of this[Kd])await e.enableVariant(t);for(const t of this.materials)t[Ed](!1);for(const t of this[Kd])this.materials[t.getActiveMaterial().index][Ed](!0)}async[Zd](){const t=new Array;for(const e of this[Kd])t.push(e.instantiateVariants());await Promise.all(t)}[oA](t,e){const i=this.materials[t];i.isLoaded||console.error("Cloning an unloaded material,\n call 'material.ensureLoaded() before cloning the material.");const n=i[Ru],s=JSON.parse(JSON.stringify(i[Du]));s.name=e;this[$d].gltf.materials.push(s);const r=new Set;for(const[t,i]of n.entries()){const s=i.clone();s.name=e+(n.size>1?"_inst"+t:""),r.add(s)}const a=new Sd(this[aA],this[$d].gltf,s,this[Yd].length,!1,this[sA],r);return this[Yd].push(a),a}createMaterialInstanceForVariant(t,e,i,n=!0){let s=null;for(const n of this[Kd]){const r=this[sA].get(i);null!=r&&n.variantInfo.has(r.index)||null!=n.getMaterial(t)&&(this.hasVariant(i)||this.createVariant(i),null==s&&(s=this[oA](t,e)),n.addVariant(s,i))}if(n&&null!=s){s[Ed](!0),this.materials[t][Ed](!1);for(const t of this[Kd])t.enableVariant(i)}return s}createVariant(t){this[sA].has(t)?console.warn(`Variant '${t}'' already exists`):this[sA].set(t,{name:t,index:this[sA].size})}hasVariant(t){return this[sA].has(t)}setMaterialToVariant(t,e){if(null!=this[rA]().find((t=>t===e)))if(t<0||t>=this.materials.length)console.error("setMaterialToVariant(): materialIndex is out of bounds.");else for(const i of this[Kd]){const n=i.getMaterial(t);null!=n&&i.addVariant(n,e)}else console.warn(`Can't add material to '${e}', the variant does not exist.'`)}updateVariantName(t,e){const i=this[sA].get(t);null!=i&&(i.name=e,this[sA].set(e,i),this[sA].delete(t))}deleteVariant(t){const e=this[sA].get(t);if(null!=e){for(const i of this.materials)i.hasVariant(t)&&i[Cd].delete(e.index);for(const t of this[Kd])t.deleteVariant(e.index);this[sA].delete(t)}}} -/* @license - * Copyright 2020 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var hA=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const uA=Symbol("currentGLTF"),dA=Symbol("originalGltfJson"),AA=Symbol("model"),pA=Symbol("getOnUpdateMethod"),mA=Symbol("textureLoader"),gA=(t,e)=>({type:"number",number:t,unit:e}),fA=(()=>{const t={};return e=>{const i=e;if(i in t)return t[i];const n=[];let s=0;for(;e;){if(++s>1e3){e="";break}const t=vA(e),i=t.nodes[0];if(null==i||0===i.terms.length)break;n.push(i),e=t.remainingInput}return t[i]=n}})(),vA=(()=>{const t=/^(\-\-|[a-z\u0240-\uffff])/i,e=/^([\*\+\/]|[\-]\s)/i,i=/^[\),]/;return n=>{const s=[];for(;n.length&&(n=n.trim(),!i.test(n));)if("("===n[0]){const{nodes:t,remainingInput:e}=EA(n);n=e,s.push({type:"function",name:{type:"ident",value:"calc"},arguments:t})}else if(t.test(n)){const t=yA(n),e=t.nodes[0];if("("===(n=t.remainingInput)[0]){const{nodes:t,remainingInput:i}=EA(n);s.push({type:"function",name:e,arguments:t}),n=i}else s.push(e)}else if(e.test(n))s.push({type:"operator",value:n[0]}),n=n.slice(1);else{const{nodes:t,remainingInput:e}="#"===n[0]?_A(n):xA(n);if(0===t.length)break;s.push(t[0]),n=e}return{nodes:[{type:"expression",terms:s}],remainingInput:n}}})(),yA=(()=>{const t=/[^a-z0-9_\-\u0240-\uffff]/i;return e=>{const i=e.match(t);return{nodes:[{type:"ident",value:null==i?e:e.substr(0,i.index)}],remainingInput:null==i?"":e.substr(i.index)}}})(),xA=(()=>{const t=/[\+\-]?(\d+[\.]\d+|\d+|[\.]\d+)([eE][\+\-]?\d+)?/,e=/^[a-z%]+/i,i=/^(m|mm|cm|rad|deg|[%])$/;return n=>{const s=n.match(t),r=null==s?"0":s[0],a=(n=null==r?n:n.slice(r.length)).match(e);let o=null!=a&&""!==a[0]?a[0]:null;const l=null==a?n:n.slice(o.length);return null==o||i.test(o)||(o=null),{nodes:[{type:"number",number:parseFloat(r)||0,unit:o}],remainingInput:l}}})(),_A=(()=>{const t=/^[a-f0-9]*/i;return e=>{const i=(e=e.slice(1).trim()).match(t);return{nodes:null==i?[]:[{type:"hex",value:i[0]}],remainingInput:null==i?e:e.slice(i[0].length)}}})(),EA=t=>{const e=[];for(t=t.slice(1).trim();t.length;){const i=vA(t);if(e.push(i.nodes[0]),","===(t=i.remainingInput.trim())[0])t=t.slice(1).trim();else if(")"===t[0]){t=t.slice(1);break}}return{nodes:e,remainingInput:t}},wA=Symbol("visitedTypes");class bA{constructor(t){this[wA]=t}walk(t,e){const i=t.slice();for(;i.length;){const t=i.shift();switch(this[wA].indexOf(t.type)>-1&&e(t),t.type){case"expression":i.unshift(...t.terms);break;case"function":i.unshift(t.name,...t.arguments)}}}}const CA=Object.freeze({type:"number",number:0,unit:null}),IA=(t,e=0)=>{let{number:i,unit:n}=t;if(isFinite(i)){if("rad"===t.unit||null==t.unit)return t}else i=e,n="rad";return{type:"number",number:("deg"===n&&null!=i?i:0)*Math.PI/180,unit:"rad"}},SA=(t,e=0)=>{let i,{number:n,unit:s}=t;if(isFinite(n)){if("m"===t.unit)return t}else n=e,s="m";switch(s){default:i=1;break;case"cm":i=.01;break;case"mm":i=.001}return{type:"number",number:i*n,unit:"m"}},MA=(()=>{const t=t=>t,e={rad:t,deg:IA,m:t,mm:SA,cm:SA};return(t,i=CA)=>{isFinite(t.number)||(t.number=i.number,t.unit=i.unit);const{unit:n}=t;if(null==n)return t;const s=e[n];return null==s?i:s(t)}})(); +class bu extends Qs { + constructor() { + super(), this.position.y = -3.5; + const t = new ke; + t.deleteAttribute("uv"); + const e = new Er({metalness: 0, side: 1}), i = new Er({metalness: 0}), n = new ua(16777215, 400, 28, 2); + n.position.set(.5, 14, .5), this.add(n); + const s = new Ne(t, e); + s.position.set(0, 13.2, 0), s.scale.set(31.5, 28.5, 31.5), this.add(s); + const r = new Ne(t, i); + r.position.set(-10.906, -1, 1.846), r.rotation.set(0, -.195, 0), r.scale.set(2.328, 7.905, 4.651), this.add(r); + const a = new Ne(t, i); + a.position.set(-5.607, -.754, -.758), a.rotation.set(0, .994, 0), a.scale.set(1.97, 1.534, 3.955), this.add(a); + const o = new Ne(t, i); + o.position.set(6.167, -.16, 7.803), o.rotation.set(0, .561, 0), o.scale.set(3.927, 6.285, 3.687), this.add(o); + const l = new Ne(t, i); + l.position.set(-2.017, .018, 6.124), l.rotation.set(0, .333, 0), l.scale.set(2.002, 4.566, 2.064), this.add(l); + const c = new Ne(t, i); + c.position.set(2.291, -.756, -2.621), c.rotation.set(0, -.286, 0), c.scale.set(1.546, 1.552, 1.496), this.add(c); + const h = new Ne(t, i); + h.position.set(-2.193, -.369, -5.547), h.rotation.set(0, .516, 0), h.scale.set(3.875, 3.487, 2.986), this.add(h); + const u = new Ne(t, this.createAreaLightMaterial(80)); + u.position.set(-14, 10, 8), u.scale.set(.1, 2.5, 2.5), this.add(u); + const d = new Ne(t, this.createAreaLightMaterial(80)); + d.position.set(-14, 14, -4), d.scale.set(.1, 2.5, 2.5), this.add(d); + const A = new Ne(t, this.createAreaLightMaterial(23)); + A.position.set(14, 12, 0), A.scale.set(.1, 5, 5), this.add(A); + const p = new Ne(t, this.createAreaLightMaterial(16)); + p.position.set(0, 9, 14), p.scale.set(5, 5, .1), this.add(p); + const m = new Ne(t, this.createAreaLightMaterial(80)); + m.position.set(7, 8, -14), m.scale.set(2.5, 2.5, .1), this.add(m); + const g = new Ne(t, this.createAreaLightMaterial(80)); + g.position.set(-7, 16, -14), g.scale.set(2.5, 2.5, .1), this.add(g); + const f = new Ne(t, this.createAreaLightMaterial(1)); + f.position.set(0, 20, 0), f.scale.set(.1, .1, .1), this.add(f) + } + + createAreaLightMaterial(t) { + const e = new re; + return e.color.setScalar(t), e + } +} + /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -856,6 +16525,459 @@ var zd,Hd,Vd,Wd,qd,jd;Bd=Ld,Td=Qd,Rd=Ud,Dd=kd;const Yd=Symbol("materials"),Jd=Sy * See the License for the specific language governing permissions and * limitations under the License. */ +const Cu = /\.hdr(\.js)?$/, Iu = new Zr, Su = new class extends $r { + constructor(t) { + super(t), this.type = 1016 + } + + parse(t) { + const e = function (t, e) { + switch (t) { + case 1: + console.error("THREE.RGBELoader Read Error: " + (e || "")); + break; + case 2: + console.error("THREE.RGBELoader Write Error: " + (e || "")); + break; + case 3: + console.error("THREE.RGBELoader Bad File Format: " + (e || "")); + break; + default: + console.error("THREE.RGBELoader: Error: " + (e || "")) + } + return -1 + }, i = function (t, e, i) { + e = e || 1024; + let n = t.pos, s = -1, r = 0, a = "", + o = String.fromCharCode.apply(null, new Uint16Array(t.subarray(n, n + 128))); + for (; 0 > (s = o.indexOf("\n")) && r < e && n < t.byteLength;) a += o, r += o.length, n += 128, o += String.fromCharCode.apply(null, new Uint16Array(t.subarray(n, n + 128))); + return -1 < s && (!1 !== i && (t.pos += r + s + 1), a + o.slice(0, s)) + }, n = function (t, e, i, n) { + const s = t[e + 3], r = Math.pow(2, s - 128) / 255; + i[n + 0] = t[e + 0] * r, i[n + 1] = t[e + 1] * r, i[n + 2] = t[e + 2] * r, i[n + 3] = 1 + }, s = function (t, e, i, n) { + const s = t[e + 3], r = Math.pow(2, s - 128) / 255; + i[n + 0] = Da.toHalfFloat(Math.min(t[e + 0] * r, 65504)), i[n + 1] = Da.toHalfFloat(Math.min(t[e + 1] * r, 65504)), i[n + 2] = Da.toHalfFloat(Math.min(t[e + 2] * r, 65504)), i[n + 3] = Da.toHalfFloat(1) + }, r = new Uint8Array(t); + r.pos = 0; + const a = function (t) { + const n = /^\s*GAMMA\s*=\s*(\d+(\.\d+)?)\s*$/, s = /^\s*EXPOSURE\s*=\s*(\d+(\.\d+)?)\s*$/, + r = /^\s*FORMAT=(\S+)\s*$/, a = /^\s*\-Y\s+(\d+)\s+\+X\s+(\d+)\s*$/, o = { + valid: 0, + string: "", + comments: "", + programtype: "RGBE", + format: "", + gamma: 1, + exposure: 1, + width: 0, + height: 0 + }; + let l, c; + if (t.pos >= t.byteLength || !(l = i(t))) return e(1, "no header found"); + if (!(c = l.match(/^#\?(\S+)/))) return e(3, "bad initial token"); + for (o.valid |= 1, o.programtype = c[1], o.string += l + "\n"; l = i(t), !1 !== l;) if (o.string += l + "\n", "#" !== l.charAt(0)) { + if ((c = l.match(n)) && (o.gamma = parseFloat(c[1])), (c = l.match(s)) && (o.exposure = parseFloat(c[1])), (c = l.match(r)) && (o.valid |= 2, o.format = c[1]), (c = l.match(a)) && (o.valid |= 4, o.height = parseInt(c[1], 10), o.width = parseInt(c[2], 10)), 2 & o.valid && 4 & o.valid) break + } else o.comments += l + "\n"; + return 2 & o.valid ? 4 & o.valid ? o : e(3, "missing image size specifier") : e(3, "missing format specifier") + }(r); + if (-1 !== a) { + const t = a.width, i = a.height, o = function (t, i, n) { + const s = i; + if (s < 8 || s > 32767 || 2 !== t[0] || 2 !== t[1] || 128 & t[2]) return new Uint8Array(t); + if (s !== (t[2] << 8 | t[3])) return e(3, "wrong scanline width"); + const r = new Uint8Array(4 * i * n); + if (!r.length) return e(4, "unable to allocate buffer space"); + let a = 0, o = 0; + const l = 4 * s, c = new Uint8Array(4), h = new Uint8Array(l); + let u = n; + for (; u > 0 && o < t.byteLength;) { + if (o + 4 > t.byteLength) return e(1); + if (c[0] = t[o++], c[1] = t[o++], c[2] = t[o++], c[3] = t[o++], 2 != c[0] || 2 != c[1] || (c[2] << 8 | c[3]) != s) return e(3, "bad rgbe scanline format"); + let i, n = 0; + for (; n < l && o < t.byteLength;) { + i = t[o++]; + const s = i > 128; + if (s && (i -= 128), 0 === i || n + i > l) return e(3, "bad scanline data"); + if (s) { + const e = t[o++]; + for (let t = 0; t < i; t++) h[n++] = e + } else h.set(t.subarray(o, o + i), n), n += i, o += i + } + const d = s; + for (let t = 0; t < d; t++) { + let e = 0; + r[a] = h[t + e], e += s, r[a + 1] = h[t + e], e += s, r[a + 2] = h[t + e], e += s, r[a + 3] = h[t + e], a += 4 + } + u-- + } + return r + }(r.subarray(r.pos), t, i); + if (-1 !== o) { + let e, r, l; + switch (this.type) { + case 1015: + l = o.length / 4; + const t = new Float32Array(4 * l); + for (let e = 0; e < l; e++) n(o, 4 * e, t, 4 * e); + e = t, r = 1015; + break; + case 1016: + l = o.length / 4; + const i = new Uint16Array(4 * l); + for (let t = 0; t < l; t++) s(o, 4 * t, i, 4 * t); + e = i, r = 1016; + break; + default: + console.error("THREE.RGBELoader: unsupported type: ", this.type) + } + return {width: t, height: i, data: e, header: a.string, gamma: a.gamma, exposure: a.exposure, type: r} + } + } + return null + } + + setDataType(t) { + return this.type = t, this + } + + load(t, e, i, n) { + return super.load(t, (function (t, i) { + switch (t.type) { + case 1015: + case 1016: + t.encoding = 3e3, t.minFilter = 1006, t.magFilter = 1006, t.generateMipmaps = !1, t.flipY = !0 + } + e && e(t, i) + }), i, n) + } +}; +Su.setDataType(1016); + +class Mu extends n { + constructor(t) { + super(), this.threeRenderer = t, this.generatedEnvironmentMap = null, this.generatedEnvironmentMapAlt = null, this.skyboxCache = new Map, this.blurMaterial = null, this.blurScene = null + } + + async load(t, e = (() => { + })) { + try { + const i = Cu.test(t), n = i ? Su : Iu, s = await new Promise(((i, s) => n.load(t, i, (t => { + e(t.loaded / t.total * .9) + }), s))); + return e(1), s.name = t, s.mapping = 303, i || (s.encoding = 3001), s + } finally { + e && e(1) + } + } + + async generateEnvironmentMapAndSkybox(t = null, e = null, i = (() => { + })) { + const n = "legacy" !== e; + "legacy" !== e && "neutral" !== e || (e = null), e = jo(e); + let s, r = Promise.resolve(null); + t && (r = this.loadEquirectFromUrl(t, i)), s = e ? this.loadEquirectFromUrl(e, i) : t ? this.loadEquirectFromUrl(t, i) : n ? this.loadGeneratedEnvironmentMapAlt() : this.loadGeneratedEnvironmentMap(); + const [a, o] = await Promise.all([s, r]); + if (null == a) throw new Error("Failed to load environment map."); + return {environmentMap: a, skybox: o} + } + + async loadEquirectFromUrl(t, e) { + if (!this.skyboxCache.has(t)) { + const i = this.load(t, e); + this.skyboxCache.set(t, i) + } + return this.skyboxCache.get(t) + } + + async GenerateEnvironmentMap(t, e) { + await ((t = 0) => new Promise((e => setTimeout(e, t))))(); + const i = this.threeRenderer, + n = new Ye(256, {generateMipmaps: !1, type: 1016, format: 1023, encoding: 3e3, depthBuffer: !0}), + s = new qe(.1, 100, n), r = s.renderTarget.texture; + r.name = e; + const a = i.outputEncoding, o = i.toneMapping; + return i.toneMapping = 0, i.outputEncoding = 3e3, s.update(i, t), this.blurCubemap(n, .04), i.toneMapping = o, i.outputEncoding = a, r + } + + async loadGeneratedEnvironmentMap() { + return null == this.generatedEnvironmentMap && (this.generatedEnvironmentMap = this.GenerateEnvironmentMap(new wu, "legacy")), this.generatedEnvironmentMap + } + + async loadGeneratedEnvironmentMapAlt() { + return null == this.generatedEnvironmentMapAlt && (this.generatedEnvironmentMapAlt = this.GenerateEnvironmentMap(new bu, "neutral")), this.generatedEnvironmentMapAlt + } + + blurCubemap(t, e) { + if (null == this.blurMaterial) { + this.blurMaterial = this.getBlurShader(20); + const t = new ke, e = new Ne(t, this.blurMaterial); + this.blurScene = new Qs, this.blurScene.add(e) + } + const i = t.clone(); + this.halfblur(t, i, e, "latitudinal"), this.halfblur(i, t, e, "longitudinal") + } + + halfblur(t, e, i, n) { + const s = t.width, r = isFinite(i) ? Math.PI / (2 * s) : 2 * Math.PI / 39, a = i / r, + o = isFinite(i) ? 1 + Math.floor(3 * a) : 20; + o > 20 && console.warn(`sigmaRadians, ${i}, is too large and will clip, as it requested ${o} samples when the maximum is set to 20`); + const l = []; + let c = 0; + for (let t = 0; t < 20; ++t) { + const e = t / a, i = Math.exp(-e * e / 2); + l.push(i), 0 == t ? c += i : t < o && (c += 2 * i) + } + for (let t = 0; t < l.length; t++) l[t] = l[t] / c; + const h = this.blurMaterial.uniforms; + h.envMap.value = t.texture, h.samples.value = o, h.weights.value = l, h.latitudinal.value = "latitudinal" === n, h.dTheta.value = r; + new qe(.1, 100, e).update(this.threeRenderer, this.blurScene) + } + + getBlurShader(t) { + const e = new Float32Array(t), i = new V(0, 1, 0); + return new He({ + name: "SphericalGaussianBlur", + defines: {n: t}, + uniforms: { + envMap: {value: null}, + samples: {value: 1}, + weights: {value: e}, + latitudinal: {value: !1}, + dTheta: {value: 0}, + poleAxis: {value: i} + }, + vertexShader: "\n \n varying vec3 vOutputDirection;\n \n void main() {\n \n vOutputDirection = vec3( position );\n gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n \n }\n ", + fragmentShader: "\n varying vec3 vOutputDirection;\n \n uniform samplerCube envMap;\n uniform int samples;\n uniform float weights[ n ];\n uniform bool latitudinal;\n uniform float dTheta;\n uniform vec3 poleAxis;\n \n vec3 getSample( float theta, vec3 axis ) {\n \n float cosTheta = cos( theta );\n // Rodrigues' axis-angle rotation\n vec3 sampleDirection = vOutputDirection * cosTheta\n + cross( axis, vOutputDirection ) * sin( theta )\n + axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n \n return vec3( textureCube( envMap, sampleDirection ) );\n \n }\n \n void main() {\n \n vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n \n if ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n \n axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n \n }\n \n axis = normalize( axis );\n \n gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n \n for ( int i = 1; i < n; i++ ) {\n \n if ( i >= samples ) {\n \n break;\n \n }\n \n float theta = dTheta * float( i );\n gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n \n }\n }\n ", + blending: 0, + depthTest: !1, + depthWrite: !1, + side: 1 + }) + } + + async dispose() { + for (const [, t] of this.skyboxCache) { + (await t).dispose() + } + null != this.generatedEnvironmentMap && ((await this.generatedEnvironmentMap).dispose(), this.generatedEnvironmentMap = null), null != this.generatedEnvironmentMapAlt && ((await this.generatedEnvironmentMapAlt).dispose(), this.generatedEnvironmentMapAlt = null), null != this.blurMaterial && this.blurMaterial.dispose() + } +} + +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const Bu = [1, .79, .62, .5, .4, .31, .25]; + +class Tu extends n { + constructor(t) { + super(), this.loader = new qc(Eu), this.width = 0, this.height = 0, this.dpr = 1, this.debugger = null, this.scenes = new Set, this.multipleScenesVisible = !1, this.lastTick = performance.now(), this.renderedLastFrame = !1, this.scaleStep = 0, this.lastStep = 3, this.avgFrameDuration = 50, this.onWebGLContextLost = t => { + this.dispatchEvent({type: "contextlost", sourceEvent: t}) + }, this.onWebGLContextRestored = () => { + var t; + null === (t = this.textureUtils) || void 0 === t || t.dispose(), this.textureUtils = new Mu(this.threeRenderer); + for (const t of this.scenes) t.element[nl]() + }, this.dpr = $o(), this.canvas3D = document.createElement("canvas"), this.canvas3D.id = "webgl-canvas", this.canvas3D.classList.add("show"); + try { + this.threeRenderer = new Ls({ + canvas: this.canvas3D, + alpha: !0, + antialias: !0, + powerPreference: t.powerPreference, + preserveDrawingBuffer: !0 + }), this.threeRenderer.autoClear = !0, this.threeRenderer.outputEncoding = 3001, this.threeRenderer.physicallyCorrectLights = !0, this.threeRenderer.setPixelRatio(1), this.debugger = t.debug ? new nu(this) : null, this.threeRenderer.debug = {checkShaderErrors: !!this.debugger}, this.threeRenderer.toneMapping = 4 + } catch (t) { + console.warn(t) + } + this.arRenderer = new iu(this), this.textureUtils = this.canRender ? new Mu(this.threeRenderer) : null, qc.initializeKTX2Loader(this.threeRenderer), this.canvas3D.addEventListener("webglcontextlost", this.onWebGLContextLost), this.canvas3D.addEventListener("webglcontextrestored", this.onWebGLContextRestored), this.updateRendererSize() + } + + static get singleton() { + return this._singleton + } + + static resetSingleton() { + const t = this._singleton.dispose(); + for (const e of t) e.disconnectedCallback(); + this._singleton = new Tu({ + powerPreference: (self.ModelViewerElement || {}).powerPreference || "high-performance", + debug: Zo() + }); + for (const e of t) e.connectedCallback() + } + + get canRender() { + return null != this.threeRenderer + } + + get scaleFactor() { + return Bu[this.scaleStep] + } + + set minScale(t) { + let e = 1; + for (; e < Bu.length && !(Bu[e] < t);) ++e; + this.lastStep = e - 1 + } + + registerScene(t) { + this.scenes.add(t), t.forceRescale(); + const e = new v; + this.threeRenderer.getSize(e), t.canvas.width = e.x, t.canvas.height = e.y, this.canRender && this.scenes.size > 0 && this.threeRenderer.setAnimationLoop(((t, e) => this.render(t, e))), null != this.debugger && this.debugger.addScene(t) + } + + unregisterScene(t) { + this.scenes.delete(t), this.canvas3D.parentElement === t.canvas.parentElement && t.canvas.parentElement.removeChild(this.canvas3D), this.canRender && 0 === this.scenes.size && this.threeRenderer.setAnimationLoop(null), null != this.debugger && this.debugger.removeScene(t) + } + + displayCanvas(t) { + return this.multipleScenesVisible ? t.element[Ip] : this.canvas3D + } + + countVisibleScenes() { + const {canvas3D: t} = this; + let e = 0, i = null; + for (const n of this.scenes) { + const {element: s} = n; + s.modelIsVisible && null == n.externalRenderer && ++e, t.parentElement === n.canvas.parentElement && (i = n) + } + const n = e > 1; + if (null != i) { + const e = n && !this.multipleScenesVisible, s = !i.element.modelIsVisible; + if (e || s) { + const {width: e, height: n} = this.sceneSize(i); + this.copyPixels(i, e, n), t.parentElement.removeChild(t) + } + } + this.multipleScenesVisible = n + } + + updateRendererSize() { + const t = $o(); + if (t !== this.dpr) for (const t of this.scenes) { + const {element: e} = t; + e[Ap](e.getBoundingClientRect()) + } + let e = 0, i = 0; + for (const t of this.scenes) e = Math.max(e, t.width), i = Math.max(i, t.height); + if (e !== this.width || i !== this.height || t !== this.dpr) { + this.width = e, this.height = i, this.dpr = t, e = Math.ceil(e * t), i = Math.ceil(i * t), this.canRender && this.threeRenderer.setSize(e, i, !1); + for (const t of this.scenes) { + const {canvas: n} = t; + n.width = e, n.height = i, t.forceRescale() + } + } + } + + updateRendererScale(t) { + const e = this.scaleStep; + this.avgFrameDuration += Ko(.2 * (t - this.avgFrameDuration), -5, 5), this.avgFrameDuration > 60 ? ++this.scaleStep : this.avgFrameDuration < 40 && this.scaleStep > 0 && --this.scaleStep, this.scaleStep = Math.min(this.scaleStep, this.lastStep), e !== this.scaleStep && (this.avgFrameDuration = 50) + } + + shouldRender(t) { + if (t.shouldRender()) t.scaleStep != this.scaleStep && (t.scaleStep = this.scaleStep, this.rescaleCanvas(t)); else { + if (0 == t.scaleStep) return !1; + t.scaleStep = 0, this.rescaleCanvas(t) + } + return !0 + } + + rescaleCanvas(t) { + const e = Bu[t.scaleStep], i = Math.ceil(this.width / e), n = Math.ceil(this.height / e), {style: s} = t.canvas; + s.width = `${i}px`, s.height = `${n}px`, this.canvas3D.style.width = `${i}px`, this.canvas3D.style.height = `${n}px`; + const r = this.dpr * e, + a = e < 1 ? "GPU throttling" : this.dpr !== window.devicePixelRatio ? "No meta viewport tag" : ""; + t.element.dispatchEvent(new CustomEvent("render-scale", { + detail: { + reportedDpr: window.devicePixelRatio, + renderedDpr: r, + minimumDpr: this.dpr * Bu[this.lastStep], + pixelWidth: Math.ceil(t.width * r), + pixelHeight: Math.ceil(t.height * r), + reason: a + } + })) + } + + sceneSize(t) { + const {dpr: e} = this, i = Bu[t.scaleStep]; + return { + width: Math.min(Math.ceil(t.width * i * e), this.canvas3D.width), + height: Math.min(Math.ceil(t.height * i * e), this.canvas3D.height) + } + } + + copyPixels(t, e, i) { + const n = t.context; + null != n ? (n.clearRect(0, 0, e, i), n.drawImage(this.canvas3D, 0, 0, e, i, 0, 0, e, i), t.canvas.classList.add("show")) : console.log("could not acquire 2d context") + } + + orderedScenes() { + const t = []; + for (const e of [!1, !0]) for (const i of this.scenes) i.element.modelIsVisible === e && t.push(i); + return t + } + + get isPresenting() { + return this.arRenderer.isPresenting + } + + preRender(t, e, i) { + const {element: n, exposure: s} = t; + n[Bp](e, i); + const r = "number" == typeof s && !Number.isNaN(s); + this.threeRenderer.toneMappingExposure = r ? s : 1 + } + + render(t, e) { + if (null != e) return void this.arRenderer.onWebXRFrame(t, e); + const i = t - this.lastTick; + if (this.lastTick = t, !this.canRender || this.isPresenting) return; + this.countVisibleScenes(), this.updateRendererSize(), this.renderedLastFrame && (this.updateRendererScale(i), this.renderedLastFrame = !1); + const {canvas3D: n} = this; + for (const e of this.orderedScenes()) { + const {element: s} = e; + if (!s.loaded || !s.modelIsVisible && e.renderCount > 0) continue; + if (this.preRender(e, t, i), !this.shouldRender(e)) continue; + if (null != e.externalRenderer) { + const t = e.getCamera(); + t.updateMatrix(); + const {matrix: i, projectionMatrix: n} = t, s = i.elements.slice(), r = e.getTarget(); + s[12] += r.x, s[13] += r.y, s[14] += r.z, e.externalRenderer.render({ + viewMatrix: s, + projectionMatrix: n.elements + }); + continue + } + if (!s.modelIsVisible && !this.multipleScenesVisible) for (const t of this.scenes) t.element.modelIsVisible && t.queueRender(); + const {width: r, height: a} = this.sceneSize(e); + e.renderShadow(this.threeRenderer), this.threeRenderer.setRenderTarget(null), this.threeRenderer.setViewport(0, Math.ceil(this.height * this.dpr) - a, r, a), this.threeRenderer.render(e, e.camera), this.multipleScenesVisible || 0 === e.renderCount ? this.copyPixels(e, r, a) : n.parentElement !== e.canvas.parentElement && (e.canvas.parentElement.appendChild(n), e.canvas.classList.remove("show")), e.hasRendered(), ++e.renderCount, this.renderedLastFrame = !0 + } + } + + dispose() { + null != this.textureUtils && this.textureUtils.dispose(), null != this.threeRenderer && this.threeRenderer.dispose(), this.textureUtils = null, this.threeRenderer = null; + const t = []; + for (const e of this.scenes) t.push(e.element); + return this.canvas3D.removeEventListener("webglcontextlost", this.onWebGLContextLost), this.canvas3D.removeEventListener("webglcontextrestored", this.onWebGLContextRestored), t + } +} + +Tu._singleton = new Tu({ + powerPreference: (self.ModelViewerElement || {}).powerPreference || "high-performance", + debug: Zo() +}); /* @license * Copyright 2020 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -870,7 +16992,942 @@ var zd,Hd,Vd,Wd,qd,jd;Bd=Ld,Td=Qd,Rd=Ud,Dd=kd;const Yd=Symbol("materials"),Jd=Sy * See the License for the specific language governing permissions and * limitations under the License. */ -class BA extends jc{constructor(t){super(document.createElement("div")),this.normal=new V(0,1,0),this.initialized=!1,this.referenceCount=1,this.pivot=document.createElement("div"),this.slot=document.createElement("slot"),this.element.classList.add("annotation-wrapper"),this.slot.name=t.name,this.element.appendChild(this.pivot),this.pivot.appendChild(this.slot),this.updatePosition(t.position),this.updateNormal(t.normal)}get facingCamera(){return!this.element.classList.contains("hide")}show(){this.facingCamera&&this.initialized||this.updateVisibility(!0)}hide(){!this.facingCamera&&this.initialized||this.updateVisibility(!1)}increment(){this.referenceCount++}decrement(){return this.referenceCount>0&&--this.referenceCount,0===this.referenceCount}updatePosition(t){if(null==t)return;const e=fA(t)[0].terms;for(let t=0;t<3;++t)this.position.setComponent(t,MA(e[t]).number);this.updateMatrixWorld()}updateNormal(t){if(null==t)return;const e=fA(t)[0].terms;for(let t=0;t<3;++t)this.normal.setComponent(t,MA(e[t]).number)}orient(t){this.pivot.style.transform=`rotate(${t}rad)`}updateVisibility(t){t?this.element.classList.remove("hide"):this.element.classList.add("hide"),this.slot.assignedNodes().forEach((e=>{if(e.nodeType!==Node.ELEMENT_NODE)return;const i=e,n=i.dataset.visibilityAttribute;if(null!=n){const e=`data-${n}`;t?i.setAttribute(e,""):i.removeAttribute(e)}i.dispatchEvent(new CustomEvent("hotspot-visibility",{detail:{visible:t}}))})),this.initialized=!0}} +const Ru = Symbol("correlatedObjects"), Du = Symbol("sourceObject"), Lu = Symbol("onUpdate"); + +class Qu { + constructor(t, e, i = null) { + this[Lu] = t, this[Du] = e, this[Ru] = i + } +} + +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const Pu = new re, Fu = new si(2, 2); +let Nu = 0; +const Uu = Symbol("threeTexture"); + +class ku extends Qu { + get [Uu]() { + var t; + return console.assert(null != this[Ru] && this[Ru].size > 0, "Image correlated object is undefined"), null === (t = this[Ru]) || void 0 === t ? void 0 : t.values().next().value + } + + constructor(t, e, i) { + super(t, i = null != i ? i : { + name: e && e.image && e.image.src ? e.image.src.split("/").pop() : "adhoc_image", + uri: e && e.image && e.image.src ? e.image.src : "adhoc_image" + Nu++ + }, new Set(e ? [e] : [])) + } + + get name() { + return this[Du].name || "" + } + + get uri() { + return this[Du].uri + } + + get bufferView() { + return this[Du].bufferView + } + + get type() { + return null != this.uri ? "external" : "embedded" + } + + set name(t) { + this[Du].name = t + } + + async createThumbnail(t, e) { + const i = new Qs; + Pu.map = this[Uu]; + const n = new Ne(Fu, Pu); + i.add(n); + const s = new pi(-1, 1, 1, -1, 0, 1), {threeRenderer: r} = Tu.singleton, a = new O(t, e); + r.setRenderTarget(a), r.render(i, s), r.setRenderTarget(null); + const o = new Uint8Array(t * e * 4); + r.readRenderTargetPixels(a, 0, 0, t, e, o), np.width = t, np.height = e; + const l = np.getContext("2d"), c = l.createImageData(t, e); + return c.data.set(o), l.putImageData(c, 0, 0), new Promise((async (t, e) => { + np.toBlob((i => { + if (!i) return e("Failed to capture thumbnail."); + t(URL.createObjectURL(i)) + }), "image/png") + })) + } +} + +var Ou, Gu; +!function (t) { + t[t.Nearest = 9728] = "Nearest", t[t.Linear = 9729] = "Linear", t[t.NearestMipmapNearest = 9984] = "NearestMipmapNearest", t[t.LinearMipmapNearest = 9985] = "LinearMipmapNearest", t[t.NearestMipmapLinear = 9986] = "NearestMipmapLinear", t[t.LinearMipmapLinear = 9987] = "LinearMipmapLinear" +}(Ou || (Ou = {})), function (t) { + t[t.ClampToEdge = 33071] = "ClampToEdge", t[t.MirroredRepeat = 33648] = "MirroredRepeat", t[t.Repeat = 10497] = "Repeat" +}(Gu || (Gu = {})); +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const zu = (() => { + const t = [Ou.Nearest, Ou.Linear, Ou.NearestMipmapNearest, Ou.LinearMipmapLinear, Ou.NearestMipmapLinear, Ou.LinearMipmapLinear]; + return e => t.indexOf(e) > -1 +})(), Hu = (() => { + const t = [Ou.Nearest, Ou.Linear]; + return e => t.indexOf(e) > -1 +})(), Vu = (() => { + const t = [Gu.ClampToEdge, Gu.MirroredRepeat, Gu.Repeat]; + return e => t.indexOf(e) > -1 +})(), Wu = Symbol("threeTextures"), qu = Symbol("setProperty"), ju = Symbol("sourceSampler"); + +class Yu extends Qu { + get [Wu]() { + return console.assert(null != this[Ru] && this[Ru].size > 0, "Sampler correlated object is undefined"), this[Ru] + } + + get [ju]() { + return console.assert(null != this[Du], "Sampler source is undefined"), this[Du] + } + + constructor(t, e, i) { + null == (i = null != i ? i : {}).minFilter && (i.minFilter = e ? e.minFilter : Ou.LinearMipmapLinear), null == i.magFilter && (i.magFilter = e ? e.magFilter : Ou.Linear), null == i.wrapS && (i.wrapS = e ? e.wrapS : Gu.Repeat), null == i.wrapT && (i.wrapT = e ? e.wrapT : Gu.Repeat), super(t, i, new Set(e ? [e] : [])) + } + + get name() { + return this[Du].name || "" + } + + get minFilter() { + return this[ju].minFilter + } + + get magFilter() { + return this[ju].magFilter + } + + get wrapS() { + return this[ju].wrapS + } + + get wrapT() { + return this[ju].wrapT + } + + setMinFilter(t) { + this[qu]("minFilter", t) + } + + setMagFilter(t) { + this[qu]("magFilter", t) + } + + setWrapS(t) { + this[qu]("wrapS", t) + } + + setWrapT(t) { + this[qu]("wrapT", t) + } + + [qu](t, e) { + const i = this[ju]; + if (null != i) { + if (((t, e) => { + switch (t) { + case"minFilter": + return zu(e); + case"magFilter": + return Hu(e); + case"wrapS": + case"wrapT": + return Vu(e); + default: + throw new Error(`Cannot configure property "${t}" on Sampler`) + } + })(t, e)) { + i[t] = e; + for (const i of this[Wu]) i[t] = e, i.needsUpdate = !0 + } + this[Lu]() + } + } +} + +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const Ju = Symbol("image"), Xu = Symbol("sampler"); + +class Ku extends Qu { + constructor(t, e, i = null, n = null, s = null) { + super(t, i || {}, new Set(e ? [e] : [])), this[Xu] = new Yu(t, e, n), this[Ju] = new ku(t, e, s) + } + + get name() { + return this[Du].name || "" + } + + set name(t) { + this[Du].name = t + } + + get sampler() { + return this[Xu] + } + + get source() { + return this[Ju] + } +} + +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +var $u, Zu; +const td = Symbol("texture"), ed = Symbol("transform"), id = Symbol("materials"), nd = Symbol("usage"); +var sd; +!function (t) { + t[t.Base = 0] = "Base", t[t.MetallicRoughness = 1] = "MetallicRoughness", t[t.Normal = 2] = "Normal", t[t.Occlusion = 3] = "Occlusion", t[t.Emissive = 4] = "Emissive" +}(sd || (sd = {})); + +class rd { + constructor(t, e, i, n, s, r) { + if (this[$u] = null, this[Zu] = {rotation: 0, scale: new v(1, 1), offset: new v(0, 0)}, r && i) { + const e = s.textures ? s.textures[r.index] : null, n = e && s.samplers ? s.samplers[e.sampler] : null, + a = e && s.images ? s.images[e.source] : null; + this[ed].rotation = i.rotation, this[ed].scale.copy(i.repeat), this[ed].offset.copy(i.offset), this[td] = new Ku(t, i, e, n, a) + } + this.onUpdate = t, this[id] = n, this[nd] = e + } + + get texture() { + return this[td] + } + + setTexture(t) { + const e = null != t ? t.source[Uu] : null; + let i = 3001; + if (this[td] = t, this[id]) for (const t of this[id]) { + switch (this[nd]) { + case sd.Base: + t.map = e; + break; + case sd.MetallicRoughness: + i = 3e3, t.metalnessMap = e, t.roughnessMap = e; + break; + case sd.Normal: + i = 3e3, t.normalMap = e; + break; + case sd.Occlusion: + i = 3e3, t.aoMap = e; + break; + case sd.Emissive: + t.emissiveMap = e + } + t.needsUpdate = !0 + } + e && (e.encoding = i, e.rotation = this[ed].rotation, e.repeat = this[ed].scale, e.offset = this[ed].offset), this.onUpdate() + } +} + +$u = td, Zu = ed; +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const ad = Symbol("threeMaterials"), od = Symbol("baseColorTexture"), ld = Symbol("metallicRoughnessTexture"); + +class cd extends Qu { + constructor(t, e, i, n) { + super(t, i, n), null == i.baseColorFactor && (i.baseColorFactor = [1, 1, 1, 1]), null == i.roughnessFactor && (i.roughnessFactor = 1), null == i.metallicFactor && (i.metallicFactor = 1); + const {baseColorTexture: s, metallicRoughnessTexture: r} = i, { + map: a, + metalnessMap: o + } = n.values().next().value; + this[od] = new rd(t, sd.Base, a, n, e, s || null), this[ld] = new rd(t, sd.MetallicRoughness, o, n, e, r || null) + } + + get [ad]() { + return this[Ru] + } + + get baseColorFactor() { + return this[Du].baseColorFactor + } + + get metallicFactor() { + return this[Du].metallicFactor + } + + get roughnessFactor() { + return this[Du].roughnessFactor + } + + get baseColorTexture() { + return this[od] + } + + get metallicRoughnessTexture() { + return this[ld] + } + + setBaseColorFactor(t) { + const e = new D; + t instanceof Array ? e.fromArray(t) : e.set(t).convertSRGBToLinear(); + for (const i of this[ad]) i.color.set(e), t instanceof Array ? i.opacity = t[3] : (t = [0, 0, 0, i.opacity], e.toArray(t)); + this[Du].baseColorFactor = t, this[Lu]() + } + + setMetallicFactor(t) { + for (const e of this[ad]) e.metalness = t; + this[Du].metallicFactor = t, this[Lu]() + } + + setRoughnessFactor(t) { + for (const e of this[ad]) e.roughness = t; + this[Du].roughnessFactor = t, this[Lu]() + } +} + +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +var hd; +const ud = Symbol("pbrMetallicRoughness"), dd = Symbol("normalTexture"), Ad = Symbol("occlusionTexture"), + pd = Symbol("emissiveTexture"), md = Symbol("backingThreeMaterial"), gd = Symbol("applyAlphaCutoff"), + fd = Symbol("lazyLoadGLTFInfo"), vd = Symbol("initialize"), yd = Symbol("getLoadedMaterial"), + xd = Symbol("ensureMaterialIsLoaded"), _d = Symbol("gltfIndex"), Ed = Symbol("setActive"), + wd = Symbol("variantIndices"), bd = Symbol("isActive"), Cd = Symbol("variantSet"), Id = Symbol("modelVariants"); + +class Sd extends Qu { + constructor(t, e, i, n, s, r, a, o) { + super(t, i, a), this[hd] = new Set, this[_d] = n, this[bd] = s, this[Id] = r, null == o ? this[vd](e) : this[fd] = o + } + + get [(hd = Cd, md)]() { + return this[Ru].values().next().value + } + + [vd](t) { + const e = this[Lu], i = this[Du], n = this[Ru]; + i.extensions && i.extensions.KHR_materials_pbrSpecularGlossiness && console.warn(`Material ${i.name} uses a deprecated extension\n "KHR_materials_pbrSpecularGlossiness", please use\n "pbrMetallicRoughness" instead. Specular Glossiness materials are\n currently supported for rendering, but not for our scene-graph API,\n nor for auto-generation of USDZ for Quick Look.`), null == i.pbrMetallicRoughness && (i.pbrMetallicRoughness = {}), this[ud] = new cd(e, t, i.pbrMetallicRoughness, n), null == i.emissiveFactor && (i.emissiveFactor = [0, 0, 0]), null == i.doubleSided && (i.doubleSided = !1), null == i.alphaMode && (i.alphaMode = "OPAQUE"), null == i.alphaCutoff && (i.alphaCutoff = .5); + const {normalTexture: s, occlusionTexture: r, emissiveTexture: a} = i, { + normalMap: o, + aoMap: l, + emissiveMap: c + } = n.values().next().value; + this[dd] = new rd(e, sd.Normal, o, n, t, s || null), this[Ad] = new rd(e, sd.Occlusion, l, n, t, r || null), this[pd] = new rd(e, sd.Emissive, c, n, t, a || null) + } + + async [yd]() { + if (null != this[fd]) { + const {set: t, material: e} = await this[fd].doLazyLoad(); + return this[Ru] = t, this[vd](this[fd].gltf), this[fd] = void 0, this.ensureLoaded = async () => { + }, e + } + return this[Ru].values().next().value + } + + [xd]() { + if (null != this[fd]) throw new Error(`Material "${this.name}" has not been loaded, call 'await\n myMaterial.ensureLoaded()' before using an unloaded material.`) + } + + async ensureLoaded() { + await this[yd]() + } + + get isLoaded() { + return null == this[fd] + } + + get isActive() { + return this[bd] + } + + [Ed](t) { + this[bd] = t + } + + get name() { + return this[Du].name + } + + set name(t) { + const e = this[Du]; + if (null != e && (e.name = t), null != this[Ru]) for (const e of this[Ru]) e.name = t + } + + get pbrMetallicRoughness() { + return this[xd](), this[ud] + } + + get normalTexture() { + return this[xd](), this[dd] + } + + get occlusionTexture() { + return this[xd](), this[Ad] + } + + get emissiveTexture() { + return this[xd](), this[pd] + } + + get emissiveFactor() { + return this[xd](), this[Du].emissiveFactor + } + + get index() { + return this[_d] + } + + [wd]() { + return this[Cd] + } + + hasVariant(t) { + const e = this[Id].get(t); + return null != e && this[Cd].has(e.index) + } + + setEmissiveFactor(t) { + this[xd](); + const e = new D; + t instanceof Array ? e.fromArray(t) : e.set(t).convertSRGBToLinear(); + for (const t of this[Ru]) t.emissive.set(e); + this[Du].emissiveFactor = e.toArray(), this[Lu]() + } + + [gd]() { + this[xd](); + const t = this[Du]; + for (const e of this[Ru]) "MASK" === this[Du].alphaMode ? e.alphaTest = t.alphaCutoff : e.alphaTest = void 0, e.needsUpdate = !0 + } + + setAlphaCutoff(t) { + this[xd](), this[Du].alphaCutoff = t, this[gd](), this[Lu]() + } + + getAlphaCutoff() { + return this[xd](), this[Du].alphaCutoff + } + + setDoubleSided(t) { + this[xd](); + for (const e of this[Ru]) e.side = t ? 2 : 0, e.needsUpdate = !0; + this[Du].doubleSided = t, this[Lu]() + } + + getDoubleSided() { + return this[xd](), this[Du].doubleSided + } + + setAlphaMode(t) { + this[xd](); + const e = (t, e) => { + t.transparent = e, t.depthWrite = !e + }; + this[Du].alphaMode = t; + for (const i of this[Ru]) e(i, "BLEND" === t), this[gd](), i.needsUpdate = !0; + this[Lu]() + } + + getAlphaMode() { + return this[xd](), this[Du].alphaMode + } +} + +var Md, Bd, Td, Rd, Dd; +const Ld = Symbol("materials"), Qd = Symbol("variantToMaterialMap"), Pd = Symbol("modelVariants"), Fd = Symbol("mesh"), + Nd = Symbol("children"), Ud = Symbol("initialMaterialIdx"), kd = Symbol("activeMaterialIdx"); + +class Od { + constructor(t) { + this.name = "", this[Md] = new Array, this.name = t + } +} + +Md = Nd; + +class Gd extends Od { + constructor(t, e, i, n) { + super(t.name), this[Bd] = new Map, this[Td] = new Map, this[Rd] = 0, this[Dd] = 0, this[Fd] = t; + const {gltf: s, threeGLTF: r, threeObjectMap: a} = n; + this[Pd] = i, this.mesh.userData.variantData = i; + const o = a.get(t.material); + null != o.materials ? this[Ud] = this[kd] = o.materials : console.error(`Primitive (${t.name}) missing initial material reference.`); + const l = t.userData.associations || {}; + if (null == l.meshes) return void console.error("Mesh is missing primitive index association"); + const c = ((s.meshes || [])[l.meshes].primitives || [])[l.primitives]; + if (null != c) { + if (null != c.material) this[Ld].set(c.material, e[c.material]); else { + const t = e.findIndex((t => "Default" === t.name)); + t >= 0 ? this[Ld].set(t, e[t]) : console.warn("gltfPrimitive has no material!") + } + if (c.extensions && c.extensions.KHR_materials_variants) { + const t = c.extensions.KHR_materials_variants, + n = r.parser.json.extensions.KHR_materials_variants.variants; + for (const s of t.mappings) { + const t = e[s.material]; + this[Ld].set(s.material, t); + for (const e of s.variants) { + const {name: s} = n[e]; + this[Qd].set(e, t), t[wd]().add(e), i.has(s) || i.set(s, {name: s, index: e}) + } + } + } + } else console.error("Mesh primitive definition is missing.") + } + + get mesh() { + return this[Fd] + } + + async setActiveMaterial(t) { + const e = this[Ld].get(t); + return null != e && (this.mesh.material = await e[yd](), this[kd] = t), this.mesh.material + } + + getActiveMaterial() { + return this[Ld].get(this[kd]) + } + + getMaterial(t) { + return this[Ld].get(t) + } + + async enableVariant(t) { + if (null == t) return this.setActiveMaterial(this[Ud]); + if (null != this[Qd] && this[Pd].has(t)) { + const e = this[Pd].get(t); + return this.enableVariantHelper(e.index) + } + return null + } + + async enableVariantHelper(t) { + if (null != this[Qd] && null != t) { + const e = this[Qd].get(t); + if (null != e) return this.setActiveMaterial(e.index) + } + return null + } + + async instantiateVariants() { + if (null != this[Qd]) for (const t of this[Qd].keys()) { + const e = this.mesh.userData.variantMaterials.get(t); + if (null != e.material) continue; + const i = await this.enableVariantHelper(t); + null != i && (e.material = i) + } + } + + get variantInfo() { + return this[Qd] + } + + addVariant(t, e) { + if (!this.ensureVariantIsUnused(e)) return !1; + this[Pd].has(e) || this[Pd].set(e, {name: e, index: this[Pd].size}); + const i = this[Pd].get(e).index; + return t[wd]().add(i), this[Qd].set(i, t), this[Ld].set(t.index, t), this.updateVariantUserData(i, t), !0 + } + + deleteVariant(t) { + if (this.variantInfo.has(t)) { + this.variantInfo.delete(t); + const e = this.mesh.userData.variantMaterials; + null != e && e.delete(t) + } + } + + updateVariantUserData(t, e) { + e[wd]().add(t), this.mesh.userData.variantData = this[Pd], this.mesh.userData.variantMaterials = this.mesh.userData.variantMaterials || new Map; + this.mesh.userData.variantMaterials.set(t, {material: e[Ru].values().next().value, gltfMaterialIndex: e.index}) + } + + ensureVariantIsUnused(t) { + const e = this[Pd].get(t); + return null == e || !this.variantInfo.has(e.index) || (console.warn(`Primitive cannot add variant '${t}' for this material, it already exists.`), !1) + } +} + +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +var zd, Hd, Vd, Wd, qd, jd; +Bd = Ld, Td = Qd, Rd = Ud, Dd = kd; +const Yd = Symbol("materials"), Jd = Symbol("hierarchy"), Xd = Symbol("roots"), Kd = Symbol("primitives"), + $d = Symbol("correlatedSceneGraph"), Zd = Symbol("prepareVariantsForExport"), tA = Symbol("switchVariant"), + eA = Symbol("threeScene"), iA = Symbol("materialsFromPoint"), nA = Symbol("materialFromPoint"), + sA = Symbol("variantData"), rA = Symbol("availableVariants"), aA = Symbol("modelOnUpdate"), + oA = Symbol("cloneMaterial"); + +class lA { + constructor(t, e, i, n) { + this.gltf = t, this.gltfElementMap = e, this.mapKey = i, this.doLazyLoad = n + } +} + +class cA { + constructor(t, e = (() => { + })) { + this[zd] = new Array, this[Hd] = new Array, this[Vd] = new Array, this[Wd] = new Array, this[qd] = () => { + }, this[jd] = new Map, this[aA] = e, this[$d] = t; + const {gltf: i, threeGLTF: n, gltfElementMap: s} = t; + this[eA] = n.scene; + for (const [t, r] of i.materials.entries()) { + const a = s.get(r); + if (null != a) this[Yd].push(new Sd(e, i, r, t, !0, this[sA], a)); else { + const r = (i.materials || [])[t], o = t, l = async () => { + const t = await n.parser.getDependency("material", o), e = new Set; + return s.set(r, e), e.add(t), {set: e, material: t} + }; + this[Yd].push(new Sd(e, i, r, t, !1, this[sA], a, new lA(i, s, r, l))) + } + } + const r = new Map, a = new Array; + for (const t of n.scene.children) a.push(t); + for (; a.length > 0;) { + const e = a.pop(); + let i = null; + e instanceof Ne ? (i = new Gd(e, this.materials, this[sA], t), this[Kd].push(i)) : i = new Od(e.name); + const n = r.get(e); + null != n ? n[Nd].push(i) : this[Xd].push(i), this[Jd].push(i); + for (const t of e.children) a.push(t), r.set(e, i) + } + } + + get materials() { + return this[Yd] + } + + [(zd = Yd, Hd = Jd, Vd = Xd, Wd = Kd, qd = aA, jd = sA, rA)]() { + const t = Array.from(this[sA].values()); + return t.sort(((t, e) => t.index - e.index)), t.map((t => t.name)) + } + + getMaterialByName(t) { + const e = this[Yd].filter((e => e.name === t)); + return e.length > 0 ? e[0] : null + } + + [iA](t) { + return t.intersectObject(this[eA], !0).map((t => { + const e = this[Jd].find((e => { + if (e instanceof Gd) { + if (e.mesh === t.object) return !0 + } + return !1 + })); + return null != e ? e.getActiveMaterial() : null + })) + } + + [nA](t) { + const e = this[iA](t); + return e.length > 0 ? e[0] : null + } + + async [tA](t) { + for (const e of this[Kd]) await e.enableVariant(t); + for (const t of this.materials) t[Ed](!1); + for (const t of this[Kd]) this.materials[t.getActiveMaterial().index][Ed](!0) + } + + async [Zd]() { + const t = new Array; + for (const e of this[Kd]) t.push(e.instantiateVariants()); + await Promise.all(t) + } + + [oA](t, e) { + const i = this.materials[t]; + i.isLoaded || console.error("Cloning an unloaded material,\n call 'material.ensureLoaded() before cloning the material."); + const n = i[Ru], s = JSON.parse(JSON.stringify(i[Du])); + s.name = e; + this[$d].gltf.materials.push(s); + const r = new Set; + for (const [t, i] of n.entries()) { + const s = i.clone(); + s.name = e + (n.size > 1 ? "_inst" + t : ""), r.add(s) + } + const a = new Sd(this[aA], this[$d].gltf, s, this[Yd].length, !1, this[sA], r); + return this[Yd].push(a), a + } + + createMaterialInstanceForVariant(t, e, i, n = !0) { + let s = null; + for (const n of this[Kd]) { + const r = this[sA].get(i); + null != r && n.variantInfo.has(r.index) || null != n.getMaterial(t) && (this.hasVariant(i) || this.createVariant(i), null == s && (s = this[oA](t, e)), n.addVariant(s, i)) + } + if (n && null != s) { + s[Ed](!0), this.materials[t][Ed](!1); + for (const t of this[Kd]) t.enableVariant(i) + } + return s + } + + createVariant(t) { + this[sA].has(t) ? console.warn(`Variant '${t}'' already exists`) : this[sA].set(t, { + name: t, + index: this[sA].size + }) + } + + hasVariant(t) { + return this[sA].has(t) + } + + setMaterialToVariant(t, e) { + if (null != this[rA]().find((t => t === e))) if (t < 0 || t >= this.materials.length) console.error("setMaterialToVariant(): materialIndex is out of bounds."); else for (const i of this[Kd]) { + const n = i.getMaterial(t); + null != n && i.addVariant(n, e) + } else console.warn(`Can't add material to '${e}', the variant does not exist.'`) + } + + updateVariantName(t, e) { + const i = this[sA].get(t); + null != i && (i.name = e, this[sA].set(e, i), this[sA].delete(t)) + } + + deleteVariant(t) { + const e = this[sA].get(t); + if (null != e) { + for (const i of this.materials) i.hasVariant(t) && i[Cd].delete(e.index); + for (const t of this[Kd]) t.deleteVariant(e.index); + this[sA].delete(t) + } + } +} + +/* @license + * Copyright 2020 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +var hA = function (t, e, i, n) { + for (var s, r = arguments.length, a = r < 3 ? e : null === n ? n = Object.getOwnPropertyDescriptor(e, i) : n, o = t.length - 1; o >= 0; o--) (s = t[o]) && (a = (r < 3 ? s(a) : r > 3 ? s(e, i, a) : s(e, i)) || a); + return r > 3 && a && Object.defineProperty(e, i, a), a +}; +const uA = Symbol("currentGLTF"), dA = Symbol("originalGltfJson"), AA = Symbol("model"), + pA = Symbol("getOnUpdateMethod"), mA = Symbol("textureLoader"), + gA = (t, e) => ({type: "number", number: t, unit: e}), fA = (() => { + const t = {}; + return e => { + const i = e; + if (i in t) return t[i]; + const n = []; + let s = 0; + for (; e;) { + if (++s > 1e3) { + e = ""; + break + } + const t = vA(e), i = t.nodes[0]; + if (null == i || 0 === i.terms.length) break; + n.push(i), e = t.remainingInput + } + return t[i] = n + } + })(), vA = (() => { + const t = /^(\-\-|[a-z\u0240-\uffff])/i, e = /^([\*\+\/]|[\-]\s)/i, i = /^[\),]/; + return n => { + const s = []; + for (; n.length && (n = n.trim(), !i.test(n));) if ("(" === n[0]) { + const {nodes: t, remainingInput: e} = EA(n); + n = e, s.push({type: "function", name: {type: "ident", value: "calc"}, arguments: t}) + } else if (t.test(n)) { + const t = yA(n), e = t.nodes[0]; + if ("(" === (n = t.remainingInput)[0]) { + const {nodes: t, remainingInput: i} = EA(n); + s.push({type: "function", name: e, arguments: t}), n = i + } else s.push(e) + } else if (e.test(n)) s.push({type: "operator", value: n[0]}), n = n.slice(1); else { + const {nodes: t, remainingInput: e} = "#" === n[0] ? _A(n) : xA(n); + if (0 === t.length) break; + s.push(t[0]), n = e + } + return {nodes: [{type: "expression", terms: s}], remainingInput: n} + } + })(), yA = (() => { + const t = /[^a-z0-9_\-\u0240-\uffff]/i; + return e => { + const i = e.match(t); + return { + nodes: [{type: "ident", value: null == i ? e : e.substr(0, i.index)}], + remainingInput: null == i ? "" : e.substr(i.index) + } + } + })(), xA = (() => { + const t = /[\+\-]?(\d+[\.]\d+|\d+|[\.]\d+)([eE][\+\-]?\d+)?/, e = /^[a-z%]+/i, i = /^(m|mm|cm|rad|deg|[%])$/; + return n => { + const s = n.match(t), r = null == s ? "0" : s[0], a = (n = null == r ? n : n.slice(r.length)).match(e); + let o = null != a && "" !== a[0] ? a[0] : null; + const l = null == a ? n : n.slice(o.length); + return null == o || i.test(o) || (o = null), { + nodes: [{type: "number", number: parseFloat(r) || 0, unit: o}], + remainingInput: l + } + } + })(), _A = (() => { + const t = /^[a-f0-9]*/i; + return e => { + const i = (e = e.slice(1).trim()).match(t); + return { + nodes: null == i ? [] : [{type: "hex", value: i[0]}], + remainingInput: null == i ? e : e.slice(i[0].length) + } + } + })(), EA = t => { + const e = []; + for (t = t.slice(1).trim(); t.length;) { + const i = vA(t); + if (e.push(i.nodes[0]), "," === (t = i.remainingInput.trim())[0]) t = t.slice(1).trim(); else if (")" === t[0]) { + t = t.slice(1); + break + } + } + return {nodes: e, remainingInput: t} + }, wA = Symbol("visitedTypes"); + +class bA { + constructor(t) { + this[wA] = t + } + + walk(t, e) { + const i = t.slice(); + for (; i.length;) { + const t = i.shift(); + switch (this[wA].indexOf(t.type) > -1 && e(t), t.type) { + case"expression": + i.unshift(...t.terms); + break; + case"function": + i.unshift(t.name, ...t.arguments) + } + } + } +} + +const CA = Object.freeze({type: "number", number: 0, unit: null}), IA = (t, e = 0) => { + let {number: i, unit: n} = t; + if (isFinite(i)) { + if ("rad" === t.unit || null == t.unit) return t + } else i = e, n = "rad"; + return {type: "number", number: ("deg" === n && null != i ? i : 0) * Math.PI / 180, unit: "rad"} +}, SA = (t, e = 0) => { + let i, {number: n, unit: s} = t; + if (isFinite(n)) { + if ("m" === t.unit) return t + } else n = e, s = "m"; + switch (s) { + default: + i = 1; + break; + case"cm": + i = .01; + break; + case"mm": + i = .001 + } + return {type: "number", number: i * n, unit: "m"} +}, MA = (() => { + const t = t => t, e = {rad: t, deg: IA, m: t, mm: SA, cm: SA}; + return (t, i = CA) => { + isFinite(t.number) || (t.number = i.number, t.unit = i.unit); + const {unit: n} = t; + if (null == n) return t; + const s = e[n]; + return null == s ? i : s(t) + } +})(); /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -884,7 +17941,120 @@ class BA extends jc{constructor(t){super(document.createElement("div")),this.nor * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */const TA=(t,e,i)=>{let n=i;const s=new V;return t.traverseVisible((t=>{let i,r;t.updateWorldMatrix(!1,!1);const a=t.geometry;if(void 0!==a)if(a.isGeometry){const o=a.vertices;for(i=0,r=o.length;i 0 && --this.referenceCount, 0 === this.referenceCount + } + + updatePosition(t) { + if (null == t) return; + const e = fA(t)[0].terms; + for (let t = 0; t < 3; ++t) this.position.setComponent(t, MA(e[t]).number); + this.updateMatrixWorld() + } + + updateNormal(t) { + if (null == t) return; + const e = fA(t)[0].terms; + for (let t = 0; t < 3; ++t) this.normal.setComponent(t, MA(e[t]).number) + } + + orient(t) { + this.pivot.style.transform = `rotate(${t}rad)` + } + + updateVisibility(t) { + t ? this.element.classList.remove("hide") : this.element.classList.add("hide"), this.slot.assignedNodes().forEach((e => { + if (e.nodeType !== Node.ELEMENT_NODE) return; + const i = e, n = i.dataset.visibilityAttribute; + if (null != n) { + const e = `data-${n}`; + t ? i.setAttribute(e, "") : i.removeAttribute(e) + } + i.dispatchEvent(new CustomEvent("hotspot-visibility", {detail: {visible: t}})) + })), this.initialized = !0 + } +} + +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +const TA = (t, e, i) => { + let n = i; + const s = new V; + return t.traverseVisible((t => { + let i, r; + t.updateWorldMatrix(!1, !1); + const a = t.geometry; + if (void 0 !== a) if (a.isGeometry) { + const o = a.vertices; + for (i = 0, r = o.length; i < r; i++) s.copy(o[i]), t.isSkinnedMesh ? t.boneTransform(i, s) : s.applyMatrix4(t.matrixWorld), n = e(n, s) + } else if (a.isBufferGeometry) { + const {position: o} = a.attributes; + if (void 0 !== o) for (i = 0, r = o.count; i < r; i++) s.fromBufferAttribute(o, i), t.isSkinnedMesh ? t.boneTransform(i, s) : s.applyMatrix4(t.matrixWorld), n = e(n, s) + } + })), n +}, RA = { + uniforms: {tDiffuse: {value: null}, h: {value: 1 / 512}}, + vertexShader: "\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}", + fragmentShader: "\n\n\t\tuniform sampler2D tDiffuse;\n\t\tuniform float h;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvec4 sum = vec4( 0.0 );\n\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 4.0 * h, vUv.y ) ) * 0.051;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 3.0 * h, vUv.y ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 2.0 * h, vUv.y ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 1.0 * h, vUv.y ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 1.0 * h, vUv.y ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 2.0 * h, vUv.y ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 3.0 * h, vUv.y ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 4.0 * h, vUv.y ) ) * 0.051;\n\n\t\t\tgl_FragColor = sum;\n\n\t\t}" +}, DA = { + uniforms: {tDiffuse: {value: null}, v: {value: 1 / 512}}, + vertexShader: "\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}", + fragmentShader: "\n\n\t\tuniform sampler2D tDiffuse;\n\t\tuniform float v;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvec4 sum = vec4( 0.0 );\n\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 4.0 * v ) ) * 0.051;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 3.0 * v ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 2.0 * v ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 1.0 * v ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 1.0 * v ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 2.0 * v ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 3.0 * v ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 4.0 * v ) ) * 0.051;\n\n\t\t\tgl_FragColor = sum;\n\n\t\t}" +}; + +function LA(t, e, i) { + return (1 - i) * t + i * e +} + /* @license * Copyright 2022 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -898,21 +18068,90 @@ class BA extends jc{constructor(t){super(document.createElement("div")),this.nor * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */class QA extends Wt{constructor(t,e,i){super(),this.camera=new pi,this.renderTarget=null,this.renderTargetBlur=null,this.depthMaterial=new ys,this.horizontalBlurMaterial=new He(RA),this.verticalBlurMaterial=new He(DA),this.intensity=0,this.softness=1,this.boundingBox=new j,this.size=new V,this.maxDimension=0,this.isAnimated=!1,this.needsUpdate=!1;const{camera:n}=this;n.rotation.x=Math.PI/2,n.left=-.5,n.right=.5,n.bottom=-.5,n.top=.5,this.add(n);const s=new si,r=new re({opacity:1,transparent:!0,side:1});this.floor=new Ne(s,r),this.floor.userData.shadow=!0,n.add(this.floor),this.blurPlane=new Ne(s),this.blurPlane.visible=!1,n.add(this.blurPlane),t.target.add(this),this.depthMaterial.onBeforeCompile=function(t){t.fragmentShader=t.fragmentShader.replace("gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );","gl_FragColor = vec4( vec3( 0.0 ), ( 1.0 - fragCoordZ ) * opacity );")},this.horizontalBlurMaterial.depthTest=!1,this.verticalBlurMaterial.depthTest=!1,this.setScene(t,e,i)}setScene(t,e,i){const{boundingBox:n,size:s,rotation:r,position:a}=this;if(this.isAnimated=t.animationNames.length>0,this.boundingBox.copy(t.boundingBox),this.size.copy(t.size),this.maxDimension=Math.max(s.x,s.y,s.z)*(this.isAnimated?2:1),this.boundingBox.getCenter(a),"back"===i){const{min:t,max:e}=n;[t.y,t.z]=[t.z,t.y],[e.y,e.z]=[e.z,e.y],[s.y,s.z]=[s.z,s.y],r.x=Math.PI/2,r.y=Math.PI}else r.x=0,r.y=0;if(this.isAnimated){const t=n.min.y,e=n.max.y;s.y=this.maxDimension,n.expandByVector(s.subScalar(this.maxDimension).multiplyScalar(-.5)),n.min.y=t,n.max.y=e,s.set(this.maxDimension,e-t,this.maxDimension)}"bottom"===i?a.y=n.min.y:a.z=n.min.y,this.setSoftness(e)}setSoftness(t){this.softness=t;const{size:e,camera:i}=this,n=this.isAnimated?2:1,s=n*Math.pow(2,9-3*t);this.setMapSize(s);const r=e.y/2,a=e.y*n;i.near=0,i.far=LA(a,r,t),this.depthMaterial.opacity=1/t,i.updateProjectionMatrix(),this.setIntensity(this.intensity),this.setOffset(0)}setMapSize(t){const{size:e}=this;this.isAnimated&&(t*=2);const i=Math.floor(e.x>e.z?t:t*e.x/e.z),n=Math.floor(e.x>e.z?t*e.z/e.x:t),s=10+i,r=10+n;if(null==this.renderTarget||this.renderTarget.width===s&&this.renderTarget.height===r||(this.renderTarget.dispose(),this.renderTarget=null,this.renderTargetBlur.dispose(),this.renderTargetBlur=null),null==this.renderTarget){const t={format:1023};this.renderTarget=new O(s,r,t),this.renderTargetBlur=new O(s,r,t),this.floor.material.map=this.renderTarget.texture}this.camera.scale.set(e.x*(1+10/i),e.z*(1+10/n),1),this.needsUpdate=!0}setIntensity(t){this.intensity=t,t>0?(this.visible=!0,this.floor.visible=!0,this.floor.material.opacity=t*LA(.3,1,this.softness*this.softness)):(this.visible=!1,this.floor.visible=!1)}getIntensity(){return this.intensity}setOffset(t){this.floor.position.z=-t+.001*this.maxDimension}render(t,e){e.overrideMaterial=this.depthMaterial;const i=t.getClearAlpha();t.setClearAlpha(0),this.floor.visible=!1;const n=t.xr.enabled;t.xr.enabled=!1;const s=t.getRenderTarget();t.setRenderTarget(this.renderTarget),t.render(e,this.camera),e.overrideMaterial=null,this.floor.visible=!0,this.blurShadow(t),t.xr.enabled=n,t.setRenderTarget(s),t.setClearAlpha(i)}blurShadow(t){const{camera:e,horizontalBlurMaterial:i,verticalBlurMaterial:n,renderTarget:s,renderTargetBlur:r,blurPlane:a}=this;a.visible=!0,a.material=i,i.uniforms.h.value=1/this.renderTarget.width,i.uniforms.tDiffuse.value=this.renderTarget.texture,t.setRenderTarget(r),t.render(a,e),a.material=n,n.uniforms.v.value=1/this.renderTarget.height,n.uniforms.tDiffuse.value=this.renderTargetBlur.texture,t.setRenderTarget(s),t.render(a,e),a.visible=!1}dispose(){null!=this.renderTarget&&this.renderTarget.dispose(),null!=this.renderTargetBlur&&this.renderTargetBlur.dispose(),this.depthMaterial.dispose(),this.horizontalBlurMaterial.dispose(),this.verticalBlurMaterial.dispose(),this.floor.material.dispose(),this.floor.geometry.dispose(),this.blurPlane.geometry.dispose(),this.removeFromParent()}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const PA=new V,FA=new V,NA=new V,UA=new class{constructor(t,e,i=0,n=1/0){this.ray=new yt(t,e),this.near=i,this.far=n,this.camera=null,this.layers=new Rt,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(t,e){this.ray.set(t,e)}setFromCamera(t,e){e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize(),this.camera=e):e.isOrthographicCamera?(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),this.camera=e):console.error("THREE.Raycaster: Unsupported camera type: "+e.type)}intersectObject(t,e=!0,i=[]){return Ma(t,this,i,e),i.sort(Sa),i}intersectObjects(t,e=!0,i=[]){for(let n=0,s=t.length;n{})){if(!t||t===this.url)return void e(1);if(this.reset(),this.url=t,null!=this.externalRenderer){const t=await this.externalRenderer.load(e);return this.boundingSphere.radius=t.framedRadius,void(this.idealAspect=t.fieldOfViewAspect)}let i;null!=this.cancelPendingSourceChange&&(this.cancelPendingSourceChange(),this.cancelPendingSourceChange=null);try{i=await new Promise((async(i,n)=>{this.cancelPendingSourceChange=()=>n();try{i(await this.element[Dp].loader.load(t,this.element,e))}catch(t){n(t)}}))}catch(t){if(null==t)return;throw t}this.cancelPendingSourceChange=null,this.reset(),this.url=t,this._currentGLTF=i,null!=i&&(this._model=i.scene,this.target.add(i.scene));const{animations:n}=i,s=new Map,r=[];for(const t of n)s.set(t.name,t),r.push(t.name);this.animations=n,this.animationsByName=s,this.animationNames=r,await this.setupScene()}async setupScene(){this.applyTransform(),this.updateBoundingBox(),await this.updateFraming(),this.updateShadow(),this.setShadowIntensity(this.shadowIntensity)}reset(){this.url=null,this.queueRender(),null!=this.shadow&&this.shadow.setIntensity(0),this.bakedShadows.clear();const{_model:t}=this;null!=t&&(t.removeFromParent(),this._model=null);const e=this._currentGLTF;null!=e&&(e.dispose(),this._currentGLTF=null),null!=this.currentAnimationAction&&(this.currentAnimationAction.stop(),this.currentAnimationAction=null),this.mixer.stopAllAction(),this.mixer.uncacheRoot(this)}dispose(){this.reset(),null!=this.shadow&&(this.shadow.dispose(),this.shadow=null),this.element[uA]=null,this.element[dA]=null,this.element[AA]=null}get currentGLTF(){return this._currentGLTF}setSize(t,e){if(this.width!==t||this.height!==e){if(this.width=Math.max(t,1),this.height=Math.max(e,1),this.annotationRenderer.setSize(t,e),this.aspect=this.width/this.height,null!=this.externalRenderer){const i=$o();this.externalRenderer.resize(t*i,e*i)}this.queueRender()}}markBakedShadow(t){t.userData.shadow=!0,this.bakedShadows.add(t)}unmarkBakedShadow(t){t.userData.shadow=!1,t.visible=!0,this.bakedShadows.delete(t),this.boundingBox.expandByObject(t)}findBakedShadows(t){const e=new j;t.traverse((t=>{const i=t;if(!i.isMesh)return;if(!i.material.transparent)return;e.setFromObject(i);const n=e.getSize(kA),s=Math.min(n.x,n.y,n.z);Math.max(n.x,n.y,n.z)<100*s||this.markBakedShadow(i)}))}checkBakedShadows(){const{min:t,max:e}=this.boundingBox,i=new j;this.boundingBox.getSize(this.size);for(const n of this.bakedShadows)i.setFromObject(n),i.min.y=e.x&&i.min.z<=t.z&&i.max.z>=e.z||i.min.z=e.x&&i.min.y<=t.y&&i.max.y>=e.y||this.unmarkBakedShadow(n)}applyTransform(){const{model:t}=this;if(null==t)return;const e=fA(this.element.orientation)[0].terms,i=MA(e[0]).number,n=MA(e[1]).number,s=MA(e[2]).number;t.quaternion.setFromEuler(new Tt(n,s,i,"YXZ"));const r=fA(this.element.scale)[0].terms;t.scale.set(r[0].number,r[1].number,r[2].number)}updateBoundingBox(){const{model:t}=this;if(null==t)return;this.target.remove(t),this.findBakedShadows(t);const e=(t,e)=>t.expandByPoint(e);this.setBakedShadowVisibility(!1),this.boundingBox=TA(t,e,new j),this.boundingBox.isEmpty()&&(this.setBakedShadowVisibility(!0),this.bakedShadows.forEach((t=>this.unmarkBakedShadow(t))),this.boundingBox=TA(t,e,new j)),this.checkBakedShadows(),this.setBakedShadowVisibility(),this.boundingBox.getSize(this.size),this.target.add(t)}async updateFraming(){const{model:t}=this;if(null==t)return;this.target.remove(t),this.setBakedShadowVisibility(!1);const{center:e}=this.boundingSphere;this.element.requestUpdate("cameraTarget"),await this.element.updateComplete,e.copy(this.getTarget());this.boundingSphere.radius=Math.sqrt(TA(t,((t,i)=>Math.max(t,e.distanceToSquared(i))),0));this.idealAspect=TA(t,((t,i)=>{i.sub(e);const n=Math.sqrt(i.x*i.x+i.z*i.z);return Math.max(t,n/(this.idealCameraDistance()-Math.abs(i.y)))}),0)/Math.tan(this.framedFoVDeg/2*Math.PI/180),this.setBakedShadowVisibility(),this.target.add(t)}setBakedShadowVisibility(t=this.shadowIntensity<=0){for(const e of this.bakedShadows)e.visible=t}idealCameraDistance(){const t=this.framedFoVDeg/2*Math.PI/180;return this.boundingSphere.radius/Math.sin(t)}adjustedFoV(t){const e=Math.tan(t/2*Math.PI/180)*Math.max(1,this.idealAspect/this.aspect);return 2*Math.atan(e)*180/Math.PI}getNDC(t,e){if(null!=this.xrCamera)OA.set(t/window.screen.width,e/window.screen.height);else{const i=this.element.getBoundingClientRect();OA.set((t-i.x)/this.width,(e-i.y)/this.height)}return OA.multiplyScalar(2).subScalar(1),OA.y*=-1,OA}getSize(){return{width:this.width,height:this.height}}setEnvironmentAndSkybox(t,e){this.element[Dp].arRenderer.presentedScene!==this&&(this.environment=t,this.background=e,this.queueRender())}setTarget(t,e,i){this.goalTarget.set(-t,-e,-i)}setTargetDamperDecayTime(t){this.targetDamperX.setDecayTime(t),this.targetDamperY.setDecayTime(t),this.targetDamperZ.setDecayTime(t)}getTarget(){return this.goalTarget.clone().multiplyScalar(-1)}jumpToGoal(){this.updateTarget(1e4)}updateTarget(t){const e=this.goalTarget,i=this.target.position;if(e.equals(i))return!1;{const n=this.boundingSphere.radius/10;let{x:s,y:r,z:a}=i;return s=this.targetDamperX.update(s,e.x,t,n),r=this.targetDamperY.update(r,e.y,t,n),a=this.targetDamperZ.update(a,e.z,t,n),this.target.position.set(s,r,a),this.target.updateMatrixWorld(),this.queueRender(),!0}}pointTowards(t,e){const{x:i,z:n}=this.position;this.yaw=Math.atan2(t-i,e-n)}get model(){return this._model}set yaw(t){this.rotation.y=t,this.queueRender()}get yaw(){return this.rotation.y}set animationTime(t){this.mixer.setTime(t),this.queueShadowRender()}get animationTime(){if(null!=this.currentAnimationAction){const t=Math.max(this.currentAnimationAction._loopCount,0);return 2202===this.currentAnimationAction.loop&&1==(1&t)?this.duration-this.currentAnimationAction.time:this.currentAnimationAction.time}return 0}set animationTimeScale(t){this.mixer.timeScale=t}get animationTimeScale(){return this.mixer.timeScale}get duration(){return null!=this.currentAnimationAction&&this.currentAnimationAction.getClip()?this.currentAnimationAction.getClip().duration:0}get hasActiveAnimation(){return null!=this.currentAnimationAction}playAnimation(t=null,e=0,i=2201,n=1/0){if(null==this._currentGLTF)return;const{animations:s}=this;if(null==s||0===s.length)return void console.warn("Cannot play animation (model does not have any animations)");let r=null;if(null!=t&&(r=this.animationsByName.get(t),null==r)){const e=parseInt(t);!isNaN(e)&&e>=0&&e0&&this.animationTime==this.duration&&(this.animationTime=0)),s.setLoop(i,n),s.enabled=!0,s.clampWhenFinished=!0,s.play()}catch(t){console.error(t)}}stopAnimation(){this.currentAnimationAction=null,this.mixer.stopAllAction()}updateAnimation(t){this.mixer.update(t),this.queueShadowRender()}subscribeMixerEvent(t,e){this.mixer.addEventListener(t,e)}updateShadow(){const t=this.shadow;if(null!=t){const e="wall"===this.element.arPlacement?"back":"bottom";t.setScene(this,this.shadowSoftness,e),t.needsUpdate=!0}}renderShadow(t){const e=this.shadow;null!=e&&1==e.needsUpdate&&(e.render(t,this),e.needsUpdate=!1)}queueShadowRender(){null!=this.shadow&&(this.shadow.needsUpdate=!0)}setShadowIntensity(t){if(this.shadowIntensity=t,null!=this._currentGLTF&&(this.setBakedShadowVisibility(),!(t<=0&&null==this.shadow))){if(null==this.shadow){const t="wall"===this.element.arPlacement?"back":"bottom";this.shadow=new QA(this,this.shadowSoftness,t)}this.shadow.setIntensity(t)}}setShadowSoftness(t){this.shadowSoftness=t;const e=this.shadow;null!=e&&e.setSoftness(t)}setShadowOffset(t){const e=this.shadow;null!=e&&e.setOffset(t)}get raycaster(){return UA}positionAndNormalFromPoint(t,e=this){this.raycaster.setFromCamera(t,this.getCamera());const i=this.raycaster.intersectObject(e,!0).find((t=>t.object.visible&&!t.object.userData.shadow));return null==i||null==i.face?null:null==i.uv?{position:i.point,normal:i.face.normal,uv:null}:(i.face.normal.applyNormalMatrix((new y).getNormalMatrix(i.object.matrixWorld)),{position:i.point,normal:i.face.normal,uv:i.uv})}addHotspot(t){this.target.add(t),this.annotationRenderer.domElement.appendChild(t.element)}removeHotspot(t){this.target.remove(t)}forHotspots(t){const{children:e}=this.target;for(let i=0,n=e.length;i{PA.copy(t),FA.setFromMatrixPosition(e.matrixWorld),PA.sub(FA),NA.copy(e.normal).transformDirection(this.target.matrixWorld),PA.dot(NA)<0?e.hide():e.show()}))}orientHotspots(t){this.forHotspots((e=>{e.orient(t)}))}setHotspotsVisibility(t){this.forHotspots((e=>{e.visible=t}))}updateSchema(t){var e;const{schemaElement:i,element:n}=this,{alt:s,poster:r,iosSrc:a}=n;if(null!=t){const n=[{"@type":"MediaObject",contentUrl:t,encodingFormat:"gltf"===(null===(e=t.split(".").pop())||void 0===e?void 0:e.toLowerCase())?"model/gltf+json":"model/gltf-binary"}];a&&n.push({"@type":"MediaObject",contentUrl:a,encodingFormat:"model/vnd.usdz+zip"});const o={"@context":"http://schema.org/","@type":"3DModel",image:null!=r?r:void 0,name:null!=s?s:void 0,encoding:n};i.textContent=JSON.stringify(o),document.head.appendChild(i)}else null!=i.parentElement&&i.parentElement.removeChild(i)}} + */ +class QA extends Wt { + constructor(t, e, i) { + super(), this.camera = new pi, this.renderTarget = null, this.renderTargetBlur = null, this.depthMaterial = new ys, this.horizontalBlurMaterial = new He(RA), this.verticalBlurMaterial = new He(DA), this.intensity = 0, this.softness = 1, this.boundingBox = new j, this.size = new V, this.maxDimension = 0, this.isAnimated = !1, this.needsUpdate = !1; + const {camera: n} = this; + n.rotation.x = Math.PI / 2, n.left = -.5, n.right = .5, n.bottom = -.5, n.top = .5, this.add(n); + const s = new si, r = new re({opacity: 1, transparent: !0, side: 1}); + this.floor = new Ne(s, r), this.floor.userData.shadow = !0, n.add(this.floor), this.blurPlane = new Ne(s), this.blurPlane.visible = !1, n.add(this.blurPlane), t.target.add(this), this.depthMaterial.onBeforeCompile = function (t) { + t.fragmentShader = t.fragmentShader.replace("gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );", "gl_FragColor = vec4( vec3( 0.0 ), ( 1.0 - fragCoordZ ) * opacity );") + }, this.horizontalBlurMaterial.depthTest = !1, this.verticalBlurMaterial.depthTest = !1, this.setScene(t, e, i) + } + + setScene(t, e, i) { + const {boundingBox: n, size: s, rotation: r, position: a} = this; + if (this.isAnimated = t.animationNames.length > 0, this.boundingBox.copy(t.boundingBox), this.size.copy(t.size), this.maxDimension = Math.max(s.x, s.y, s.z) * (this.isAnimated ? 2 : 1), this.boundingBox.getCenter(a), "back" === i) { + const {min: t, max: e} = n; + [t.y, t.z] = [t.z, t.y], [e.y, e.z] = [e.z, e.y], [s.y, s.z] = [s.z, s.y], r.x = Math.PI / 2, r.y = Math.PI + } else r.x = 0, r.y = 0; + if (this.isAnimated) { + const t = n.min.y, e = n.max.y; + s.y = this.maxDimension, n.expandByVector(s.subScalar(this.maxDimension).multiplyScalar(-.5)), n.min.y = t, n.max.y = e, s.set(this.maxDimension, e - t, this.maxDimension) + } + "bottom" === i ? a.y = n.min.y : a.z = n.min.y, this.setSoftness(e) + } + + setSoftness(t) { + this.softness = t; + const {size: e, camera: i} = this, n = this.isAnimated ? 2 : 1, s = n * Math.pow(2, 9 - 3 * t); + this.setMapSize(s); + const r = e.y / 2, a = e.y * n; + i.near = 0, i.far = LA(a, r, t), this.depthMaterial.opacity = 1 / t, i.updateProjectionMatrix(), this.setIntensity(this.intensity), this.setOffset(0) + } + + setMapSize(t) { + const {size: e} = this; + this.isAnimated && (t *= 2); + const i = Math.floor(e.x > e.z ? t : t * e.x / e.z), n = Math.floor(e.x > e.z ? t * e.z / e.x : t), s = 10 + i, + r = 10 + n; + if (null == this.renderTarget || this.renderTarget.width === s && this.renderTarget.height === r || (this.renderTarget.dispose(), this.renderTarget = null, this.renderTargetBlur.dispose(), this.renderTargetBlur = null), null == this.renderTarget) { + const t = {format: 1023}; + this.renderTarget = new O(s, r, t), this.renderTargetBlur = new O(s, r, t), this.floor.material.map = this.renderTarget.texture + } + this.camera.scale.set(e.x * (1 + 10 / i), e.z * (1 + 10 / n), 1), this.needsUpdate = !0 + } + + setIntensity(t) { + this.intensity = t, t > 0 ? (this.visible = !0, this.floor.visible = !0, this.floor.material.opacity = t * LA(.3, 1, this.softness * this.softness)) : (this.visible = !1, this.floor.visible = !1) + } + + getIntensity() { + return this.intensity + } + + setOffset(t) { + this.floor.position.z = -t + .001 * this.maxDimension + } + + render(t, e) { + e.overrideMaterial = this.depthMaterial; + const i = t.getClearAlpha(); + t.setClearAlpha(0), this.floor.visible = !1; + const n = t.xr.enabled; + t.xr.enabled = !1; + const s = t.getRenderTarget(); + t.setRenderTarget(this.renderTarget), t.render(e, this.camera), e.overrideMaterial = null, this.floor.visible = !0, this.blurShadow(t), t.xr.enabled = n, t.setRenderTarget(s), t.setClearAlpha(i) + } + + blurShadow(t) { + const { + camera: e, + horizontalBlurMaterial: i, + verticalBlurMaterial: n, + renderTarget: s, + renderTargetBlur: r, + blurPlane: a + } = this; + a.visible = !0, a.material = i, i.uniforms.h.value = 1 / this.renderTarget.width, i.uniforms.tDiffuse.value = this.renderTarget.texture, t.setRenderTarget(r), t.render(a, e), a.material = n, n.uniforms.v.value = 1 / this.renderTarget.height, n.uniforms.tDiffuse.value = this.renderTargetBlur.texture, t.setRenderTarget(s), t.render(a, e), a.visible = !1 + } + + dispose() { + null != this.renderTarget && this.renderTarget.dispose(), null != this.renderTargetBlur && this.renderTargetBlur.dispose(), this.depthMaterial.dispose(), this.horizontalBlurMaterial.dispose(), this.verticalBlurMaterial.dispose(), this.floor.material.dispose(), this.floor.geometry.dispose(), this.blurPlane.geometry.dispose(), this.removeFromParent() + } +} + /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -927,6 +18166,428 @@ class BA extends jc{constructor(t){super(document.createElement("div")),this.nor * See the License for the specific language governing permissions and * limitations under the License. */ +const PA = new V, FA = new V, NA = new V, UA = new class { + constructor(t, e, i = 0, n = 1 / 0) { + this.ray = new yt(t, e), this.near = i, this.far = n, this.camera = null, this.layers = new Rt, this.params = { + Mesh: {}, + Line: {threshold: 1}, + LOD: {}, + Points: {threshold: 1}, + Sprite: {} + } + } + + set(t, e) { + this.ray.set(t, e) + } + + setFromCamera(t, e) { + e.isPerspectiveCamera ? (this.ray.origin.setFromMatrixPosition(e.matrixWorld), this.ray.direction.set(t.x, t.y, .5).unproject(e).sub(this.ray.origin).normalize(), this.camera = e) : e.isOrthographicCamera ? (this.ray.origin.set(t.x, t.y, (e.near + e.far) / (e.near - e.far)).unproject(e), this.ray.direction.set(0, 0, -1).transformDirection(e.matrixWorld), this.camera = e) : console.error("THREE.Raycaster: Unsupported camera type: " + e.type) + } + + intersectObject(t, e = !0, i = []) { + return Ma(t, this, i, e), i.sort(Sa), i + } + + intersectObjects(t, e = !0, i = []) { + for (let n = 0, s = t.length; n < s; n++) Ma(t[n], this, i, e); + return i.sort(Sa), i + } +}, kA = new V, OA = new v; + +class GA extends Qs { + constructor({canvas: t, element: e, width: i, height: n}) { + super(), this.annotationRenderer = new Zc, this.schemaElement = document.createElement("script"), this.width = 1, this.height = 1, this.aspect = 1, this.scaleStep = 0, this.renderCount = 0, this.externalRenderer = null, this.camera = new We(45, 1, .1, 100), this.xrCamera = null, this.url = null, this.target = new Wt, this.animationNames = [], this.boundingBox = new j, this.boundingSphere = new ut, this.size = new V, this.idealAspect = 0, this.framedFoVDeg = 0, this.shadow = null, this.shadowIntensity = 0, this.shadowSoftness = 1, this.bakedShadows = new Set, this.exposure = 1, this.canScale = !0, this.isDirty = !1, this.goalTarget = new V, this.targetDamperX = new Gh, this.targetDamperY = new Gh, this.targetDamperZ = new Gh, this._currentGLTF = null, this._model = null, this.cancelPendingSourceChange = null, this.animationsByName = new Map, this.currentAnimationAction = null, this.name = "ModelScene", this.element = e, this.canvas = t, this.camera = new We(45, 1, .1, 100), this.camera.name = "MainCamera", this.add(this.target), this.setSize(i, n), this.target.name = "Target", this.mixer = new Ia(this.target); + const {domElement: s} = this.annotationRenderer, {style: r} = s; + r.display = "none", r.pointerEvents = "none", r.position = "absolute", r.top = "0", this.element.shadowRoot.querySelector(".default").appendChild(s), this.schemaElement.setAttribute("type", "application/ld+json") + } + + get context() { + return this.canvas.getContext("2d") + } + + getCamera() { + return null != this.xrCamera ? this.xrCamera : this.camera + } + + queueRender() { + this.isDirty = !0 + } + + shouldRender() { + return this.isDirty + } + + hasRendered() { + this.isDirty = !1 + } + + forceRescale() { + this.scaleStep = -1, this.queueRender() + } + + async setObject(t) { + this.reset(), this._model = t, this.target.add(t), await this.setupScene() + } + + async setSource(t, e = (() => { + })) { + if (!t || t === this.url) return void e(1); + if (this.reset(), this.url = t, null != this.externalRenderer) { + const t = await this.externalRenderer.load(e); + return this.boundingSphere.radius = t.framedRadius, void (this.idealAspect = t.fieldOfViewAspect) + } + let i; + null != this.cancelPendingSourceChange && (this.cancelPendingSourceChange(), this.cancelPendingSourceChange = null); + try { + i = await new Promise((async (i, n) => { + this.cancelPendingSourceChange = () => n(); + try { + i(await this.element[Dp].loader.load(t, this.element, e)) + } catch (t) { + n(t) + } + })) + } catch (t) { + if (null == t) return; + throw t + } + this.cancelPendingSourceChange = null, this.reset(), this.url = t, this._currentGLTF = i, null != i && (this._model = i.scene, this.target.add(i.scene)); + const {animations: n} = i, s = new Map, r = []; + for (const t of n) s.set(t.name, t), r.push(t.name); + this.animations = n, this.animationsByName = s, this.animationNames = r, await this.setupScene() + } + + async setupScene() { + this.applyTransform(), this.updateBoundingBox(), await this.updateFraming(), this.updateShadow(), this.setShadowIntensity(this.shadowIntensity) + } + + reset() { + this.url = null, this.queueRender(), null != this.shadow && this.shadow.setIntensity(0), this.bakedShadows.clear(); + const {_model: t} = this; + null != t && (t.removeFromParent(), this._model = null); + const e = this._currentGLTF; + null != e && (e.dispose(), this._currentGLTF = null), null != this.currentAnimationAction && (this.currentAnimationAction.stop(), this.currentAnimationAction = null), this.mixer.stopAllAction(), this.mixer.uncacheRoot(this) + } + + dispose() { + this.reset(), null != this.shadow && (this.shadow.dispose(), this.shadow = null), this.element[uA] = null, this.element[dA] = null, this.element[AA] = null + } + + get currentGLTF() { + return this._currentGLTF + } + + setSize(t, e) { + if (this.width !== t || this.height !== e) { + if (this.width = Math.max(t, 1), this.height = Math.max(e, 1), this.annotationRenderer.setSize(t, e), this.aspect = this.width / this.height, null != this.externalRenderer) { + const i = $o(); + this.externalRenderer.resize(t * i, e * i) + } + this.queueRender() + } + } + + markBakedShadow(t) { + t.userData.shadow = !0, this.bakedShadows.add(t) + } + + unmarkBakedShadow(t) { + t.userData.shadow = !1, t.visible = !0, this.bakedShadows.delete(t), this.boundingBox.expandByObject(t) + } + + findBakedShadows(t) { + const e = new j; + t.traverse((t => { + const i = t; + if (!i.isMesh) return; + if (!i.material.transparent) return; + e.setFromObject(i); + const n = e.getSize(kA), s = Math.min(n.x, n.y, n.z); + Math.max(n.x, n.y, n.z) < 100 * s || this.markBakedShadow(i) + })) + } + + checkBakedShadows() { + const {min: t, max: e} = this.boundingBox, i = new j; + this.boundingBox.getSize(this.size); + for (const n of this.bakedShadows) i.setFromObject(n), i.min.y < t.y + this.size.y / 100 && i.min.x <= t.x && i.max.x >= e.x && i.min.z <= t.z && i.max.z >= e.z || i.min.z < t.z + this.size.z / 100 && i.min.x <= t.x && i.max.x >= e.x && i.min.y <= t.y && i.max.y >= e.y || this.unmarkBakedShadow(n) + } + + applyTransform() { + const {model: t} = this; + if (null == t) return; + const e = fA(this.element.orientation)[0].terms, i = MA(e[0]).number, n = MA(e[1]).number, s = MA(e[2]).number; + t.quaternion.setFromEuler(new Tt(n, s, i, "YXZ")); + const r = fA(this.element.scale)[0].terms; + t.scale.set(r[0].number, r[1].number, r[2].number) + } + + updateBoundingBox() { + const {model: t} = this; + if (null == t) return; + this.target.remove(t), this.findBakedShadows(t); + const e = (t, e) => t.expandByPoint(e); + this.setBakedShadowVisibility(!1), this.boundingBox = TA(t, e, new j), this.boundingBox.isEmpty() && (this.setBakedShadowVisibility(!0), this.bakedShadows.forEach((t => this.unmarkBakedShadow(t))), this.boundingBox = TA(t, e, new j)), this.checkBakedShadows(), this.setBakedShadowVisibility(), this.boundingBox.getSize(this.size), this.target.add(t) + } + + async updateFraming() { + const {model: t} = this; + if (null == t) return; + this.target.remove(t), this.setBakedShadowVisibility(!1); + const {center: e} = this.boundingSphere; + this.element.requestUpdate("cameraTarget"), await this.element.updateComplete, e.copy(this.getTarget()); + this.boundingSphere.radius = Math.sqrt(TA(t, ((t, i) => Math.max(t, e.distanceToSquared(i))), 0)); + this.idealAspect = TA(t, ((t, i) => { + i.sub(e); + const n = Math.sqrt(i.x * i.x + i.z * i.z); + return Math.max(t, n / (this.idealCameraDistance() - Math.abs(i.y))) + }), 0) / Math.tan(this.framedFoVDeg / 2 * Math.PI / 180), this.setBakedShadowVisibility(), this.target.add(t) + } + + setBakedShadowVisibility(t = this.shadowIntensity <= 0) { + for (const e of this.bakedShadows) e.visible = t + } + + idealCameraDistance() { + const t = this.framedFoVDeg / 2 * Math.PI / 180; + return this.boundingSphere.radius / Math.sin(t) + } + + adjustedFoV(t) { + const e = Math.tan(t / 2 * Math.PI / 180) * Math.max(1, this.idealAspect / this.aspect); + return 2 * Math.atan(e) * 180 / Math.PI + } + + getNDC(t, e) { + if (null != this.xrCamera) OA.set(t / window.screen.width, e / window.screen.height); else { + const i = this.element.getBoundingClientRect(); + OA.set((t - i.x) / this.width, (e - i.y) / this.height) + } + return OA.multiplyScalar(2).subScalar(1), OA.y *= -1, OA + } + + getSize() { + return {width: this.width, height: this.height} + } + + setEnvironmentAndSkybox(t, e) { + this.element[Dp].arRenderer.presentedScene !== this && (this.environment = t, this.background = e, this.queueRender()) + } + + setTarget(t, e, i) { + this.goalTarget.set(-t, -e, -i) + } + + setTargetDamperDecayTime(t) { + this.targetDamperX.setDecayTime(t), this.targetDamperY.setDecayTime(t), this.targetDamperZ.setDecayTime(t) + } + + getTarget() { + return this.goalTarget.clone().multiplyScalar(-1) + } + + jumpToGoal() { + this.updateTarget(1e4) + } + + updateTarget(t) { + const e = this.goalTarget, i = this.target.position; + if (e.equals(i)) return !1; + { + const n = this.boundingSphere.radius / 10; + let {x: s, y: r, z: a} = i; + return s = this.targetDamperX.update(s, e.x, t, n), r = this.targetDamperY.update(r, e.y, t, n), a = this.targetDamperZ.update(a, e.z, t, n), this.target.position.set(s, r, a), this.target.updateMatrixWorld(), this.queueRender(), !0 + } + } + + pointTowards(t, e) { + const {x: i, z: n} = this.position; + this.yaw = Math.atan2(t - i, e - n) + } + + get model() { + return this._model + } + + set yaw(t) { + this.rotation.y = t, this.queueRender() + } + + get yaw() { + return this.rotation.y + } + + set animationTime(t) { + this.mixer.setTime(t), this.queueShadowRender() + } + + get animationTime() { + if (null != this.currentAnimationAction) { + const t = Math.max(this.currentAnimationAction._loopCount, 0); + return 2202 === this.currentAnimationAction.loop && 1 == (1 & t) ? this.duration - this.currentAnimationAction.time : this.currentAnimationAction.time + } + return 0 + } + + set animationTimeScale(t) { + this.mixer.timeScale = t + } + + get animationTimeScale() { + return this.mixer.timeScale + } + + get duration() { + return null != this.currentAnimationAction && this.currentAnimationAction.getClip() ? this.currentAnimationAction.getClip().duration : 0 + } + + get hasActiveAnimation() { + return null != this.currentAnimationAction + } + + playAnimation(t = null, e = 0, i = 2201, n = 1 / 0) { + if (null == this._currentGLTF) return; + const {animations: s} = this; + if (null == s || 0 === s.length) return void console.warn("Cannot play animation (model does not have any animations)"); + let r = null; + if (null != t && (r = this.animationsByName.get(t), null == r)) { + const e = parseInt(t); + !isNaN(e) && e >= 0 && e < s.length && (r = s[e]) + } + null == r && (r = s[0]); + try { + const {currentAnimationAction: t} = this, s = this.mixer.clipAction(r, this); + this.currentAnimationAction = s, this.element.paused ? this.mixer.stopAllAction() : (s.paused = !1, null != t && s !== t ? s.crossFadeFrom(t, e, !1) : this.animationTimeScale > 0 && this.animationTime == this.duration && (this.animationTime = 0)), s.setLoop(i, n), s.enabled = !0, s.clampWhenFinished = !0, s.play() + } catch (t) { + console.error(t) + } + } + + stopAnimation() { + this.currentAnimationAction = null, this.mixer.stopAllAction() + } + + updateAnimation(t) { + this.mixer.update(t), this.queueShadowRender() + } + + subscribeMixerEvent(t, e) { + this.mixer.addEventListener(t, e) + } + + updateShadow() { + const t = this.shadow; + if (null != t) { + const e = "wall" === this.element.arPlacement ? "back" : "bottom"; + t.setScene(this, this.shadowSoftness, e), t.needsUpdate = !0 + } + } + + renderShadow(t) { + const e = this.shadow; + null != e && 1 == e.needsUpdate && (e.render(t, this), e.needsUpdate = !1) + } + + queueShadowRender() { + null != this.shadow && (this.shadow.needsUpdate = !0) + } + + setShadowIntensity(t) { + if (this.shadowIntensity = t, null != this._currentGLTF && (this.setBakedShadowVisibility(), !(t <= 0 && null == this.shadow))) { + if (null == this.shadow) { + const t = "wall" === this.element.arPlacement ? "back" : "bottom"; + this.shadow = new QA(this, this.shadowSoftness, t) + } + this.shadow.setIntensity(t) + } + } + + setShadowSoftness(t) { + this.shadowSoftness = t; + const e = this.shadow; + null != e && e.setSoftness(t) + } + + setShadowOffset(t) { + const e = this.shadow; + null != e && e.setOffset(t) + } + + get raycaster() { + return UA + } + + positionAndNormalFromPoint(t, e = this) { + this.raycaster.setFromCamera(t, this.getCamera()); + const i = this.raycaster.intersectObject(e, !0).find((t => t.object.visible && !t.object.userData.shadow)); + return null == i || null == i.face ? null : null == i.uv ? { + position: i.point, + normal: i.face.normal, + uv: null + } : (i.face.normal.applyNormalMatrix((new y).getNormalMatrix(i.object.matrixWorld)), { + position: i.point, + normal: i.face.normal, + uv: i.uv + }) + } + + addHotspot(t) { + this.target.add(t), this.annotationRenderer.domElement.appendChild(t.element) + } + + removeHotspot(t) { + this.target.remove(t) + } + + forHotspots(t) { + const {children: e} = this.target; + for (let i = 0, n = e.length; i < n; i++) { + const n = e[i]; + n instanceof BA && t(n) + } + } + + updateHotspots(t) { + this.forHotspots((e => { + PA.copy(t), FA.setFromMatrixPosition(e.matrixWorld), PA.sub(FA), NA.copy(e.normal).transformDirection(this.target.matrixWorld), PA.dot(NA) < 0 ? e.hide() : e.show() + })) + } + + orientHotspots(t) { + this.forHotspots((e => { + e.orient(t) + })) + } + + setHotspotsVisibility(t) { + this.forHotspots((e => { + e.visible = t + })) + } + + updateSchema(t) { + var e; + const {schemaElement: i, element: n} = this, {alt: s, poster: r, iosSrc: a} = n; + if (null != t) { + const n = [{ + "@type": "MediaObject", + contentUrl: t, + encodingFormat: "gltf" === (null === (e = t.split(".").pop()) || void 0 === e ? void 0 : e.toLowerCase()) ? "model/gltf+json" : "model/gltf-binary" + }]; + a && n.push({"@type": "MediaObject", contentUrl: a, encodingFormat: "model/vnd.usdz+zip"}); + const o = { + "@context": "http://schema.org/", + "@type": "3DModel", + image: null != r ? r : void 0, + name: null != s ? s : void 0, + encoding: n + }; + i.textContent = JSON.stringify(o), document.head.appendChild(i) + } else null != i.parentElement && i.parentElement.removeChild(i) + } +} + /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -941,21 +18602,7 @@ class BA extends jc{constructor(t){super(document.createElement("div")),this.nor * See the License for the specific language governing permissions and * limitations under the License. */ -class zA extends EventTarget{constructor(){super(...arguments),this.ongoingActivities=new Set,this.totalProgress=0}get ongoingActivityCount(){return this.ongoingActivities.size}beginActivity(){const t={progress:0,completed:!1};return this.ongoingActivities.add(t),1===this.ongoingActivityCount&&this.announceTotalProgress(t,0),e=>{let i;return i=Math.max(Ko(e,0,1),t.progress),i!==t.progress&&this.announceTotalProgress(t,i),t.progress}}announceTotalProgress(t,e){let i=0,n=0;1==e&&(t.completed=!0);for(const t of this.ongoingActivities){const{progress:e}=t;i+=1-e,!0===t.completed&&n++}const s=t.progress;t.progress=e,this.totalProgress+=(e-s)*(1-this.totalProgress)/i;const r=n===this.ongoingActivityCount?1:this.totalProgress;this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:r}})),n===this.ongoingActivityCount&&(this.totalProgress=0,this.ongoingActivities.clear())}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var HA,VA,WA,qA,jA,YA,JA,XA,KA,$A,ZA,tp,ep,ip=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const np=document.createElement("canvas"),sp=Symbol("fallbackResizeHandler"),rp=Symbol("defaultAriaLabel"),ap=Symbol("resizeObserver"),op=Symbol("clearModelTimeout"),lp=Symbol("onContextLost"),cp=Symbol("loaded"),hp=Symbol("status"),up=Symbol("onFocus"),dp=Symbol("onBlur"),Ap=Symbol("updateSize"),pp=Symbol("intersectionObserver"),mp=Symbol("isElementInViewport"),gp=Symbol("announceModelVisibility"),fp=Symbol("ariaLabel"),vp=Symbol("altDefaulted"),yp=Symbol("statusElement"),xp=Symbol("updateStatus"),_p=Symbol("loadedTime"),Ep=Symbol("updateSource"),wp=Symbol("markLoaded"),bp=Symbol("container"),Cp=Symbol("input"),Ip=Symbol("canvas"),Sp=Symbol("scene"),Mp=Symbol("needsRender"),Bp=Symbol("tick"),Tp=Symbol("onModelLoad"),Rp=Symbol("onResize"),Dp=Symbol("renderer"),Lp=Symbol("progressTracker"),Qp=Symbol("getLoaded"),Pp=Symbol("getModelIsVisible"),Fp=Symbol("shouldAttemptPreload"),Np=t=>({x:t.x,y:t.y,z:t.z,toString(){return`${this.x}m ${this.y}m ${this.z}m`}}),Up=t=>({u:t.x,v:t.y,toString(){return`${this.u} ${this.v}`}});class kp extends ja{constructor(){super(),this.alt=null,this.src=null,this.withCredentials=!1,this.generateSchema=!1,this[HA]=!1,this[VA]=!1,this[WA]=0,this[qA]="",this[jA]=null,this[YA]=Xo((()=>{const t=this.getBoundingClientRect();this[Ap](t)}),50),this[JA]=Xo((t=>{const e=this.modelIsVisible;e!==t&&this.dispatchEvent(new CustomEvent("model-visibility",{detail:{visible:e}}))}),0),this[XA]=null,this[KA]=null,this[$A]=new zA,this[ZA]=()=>{this[yp].textContent=this[hp]},this[tp]=()=>{this[yp].textContent=""},this[ep]=t=>{this.dispatchEvent(new CustomEvent("error",{detail:{type:"webglcontextlost",sourceError:t.sourceEvent}}))},this.attachShadow({mode:"open"});const t=this.shadowRoot;let e,i;if((t=>{To(rl,t)})(t),this[bp]=t.querySelector(".container"),this[Cp]=t.querySelector(".userInput"),this[Ip]=t.querySelector("canvas"),this[yp]=t.querySelector("#status"),this[rp]=this[Cp].getAttribute("aria-label"),this.isConnected){const t=this.getBoundingClientRect();e=t.width,i=t.height}else e=300,i=150;this[Sp]=new GA({canvas:this[Ip],element:this,width:e,height:i}),Promise.resolve().then((()=>{this[Ap](this.getBoundingClientRect())})),No&&(this[ap]=new ResizeObserver((t=>{if(!this[Dp].isPresenting)for(let e of t)e.target===this&&this[Ap](e.contentRect)}))),Uo?this[pp]=new IntersectionObserver((t=>{for(let e of t)if(e.target===this){const t=this.modelIsVisible;this[mp]=e.isIntersecting,this[gp](t),this[mp]&&!this.loaded&&this[Ep]()}}),{root:null,rootMargin:"0px",threshold:1e-5}):this[mp]=!0}static get is(){return"model-viewer"}static set modelCacheSize(t){qc[Vc].evictionThreshold=t}static get modelCacheSize(){return qc[Vc].evictionThreshold}static set minimumRenderScale(t){t>1&&console.warn(" minimumRenderScale has been clamped to a maximum value of 1."),t<=0&&console.warn(" minimumRenderScale has been clamped to a minimum value of 0.25."),Tu.singleton.minScale=t}static get minimumRenderScale(){return Tu.singleton.minScale}get loaded(){return this[Qp]()}get[(HA=mp,VA=cp,WA=_p,qA=hp,jA=op,YA=sp,JA=gp,XA=ap,KA=pp,$A=Lp,Dp)](){return Tu.singleton}get modelIsVisible(){return this[Pp]()}connectedCallback(){super.connectedCallback&&super.connectedCallback(),No?this[ap].observe(this):self.addEventListener("resize",this[sp]),Uo&&this[pp].observe(this),this.addEventListener("focus",this[up]),this.addEventListener("blur",this[dp]);const t=this[Dp];t.addEventListener("contextlost",this[lp]),t.registerScene(this[Sp]),null!=this[op]&&(self.clearTimeout(this[op]),this[op]=null,this.requestUpdate("src",null))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),No?this[ap].unobserve(this):self.removeEventListener("resize",this[sp]),Uo&&this[pp].unobserve(this),this.removeEventListener("focus",this[up]),this.removeEventListener("blur",this[dp]);const t=this[Dp];t.removeEventListener("contextlost",this[lp]),t.unregisterScene(this[Sp]),this[op]=self.setTimeout((()=>{this[Sp].dispose(),this[op]=null}),1e3)}updated(t){super.updated(t),t.has("src")&&(null==this.src?(this[cp]=!1,this[_p]=0,this[Sp].reset()):this.src!==this[Sp].url&&(this[cp]=!1,this[_p]=0,this[Ep]())),t.has("alt")&&this[Cp].setAttribute("aria-label",this[fp]),t.has("withCredentials")&&(qc.withCredentials=this.withCredentials),t.has("generateSchema")&&(this.generateSchema?this[Sp].updateSchema(this.src):this[Sp].updateSchema(null))}toDataURL(t,e){return this[Dp].displayCanvas(this[Sp]).toDataURL(t,e)}async toBlob(t){const e=t?t.mimeType:void 0,i=t?t.qualityArgument:void 0,n=t?t.idealAspect:void 0,{width:s,height:r,idealAspect:a,aspect:o}=this[Sp],{dpr:l,scaleFactor:c}=this[Dp];let h=s*c*l,u=r*c*l,d=0,A=0;if(!0===n)if(a>o){const t=u;u=Math.round(h/a),A=(t-u)/2}else{const t=h;h=Math.round(u*a),d=(t-h)/2}np.width=h,np.height=u;try{return new Promise((async(t,n)=>(np.getContext("2d").drawImage(this[Dp].displayCanvas(this[Sp]),d,A,h,u,0,0,h,u),!np.msToBlob||e&&"image/png"!==e?np.toBlob?void np.toBlob((e=>{if(!e)return n(new Error("Unable to retrieve canvas blob"));t(e)}),e,i):t(await(async t=>new Promise(((e,i)=>{const n=t.match(/data:(.*);/);if(!n)return i(new Error(`${t} is not a valid data Url`));const s=n[1],r=t.replace(/data:image\/\w+;base64,/,""),a=atob(r),o=[];for(let t=0;te(.95*Ko(t,0,1)))),s=this[nl]();await Promise.all([n,s]),this[wp](),this[Tp](),await new Promise((t=>{requestAnimationFrame((()=>{requestAnimationFrame((()=>{this.dispatchEvent(new CustomEvent("load",{detail:{url:i}})),t()}))}))}))}catch(t){this.dispatchEvent(new CustomEvent("error",{detail:{type:"loadfailure",sourceError:t}}))}finally{e(1)}}}ip([e({type:String})],kp.prototype,"alt",void 0),ip([e({type:String})],kp.prototype,"src",void 0),ip([e({type:Boolean,attribute:"with-credentials"})],kp.prototype,"withCredentials",void 0),ip([e({type:Boolean,attribute:"generate-schema"})],kp.prototype,"generateSchema",void 0); + /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -970,15 +18617,686 @@ class zA extends EventTarget{constructor(){super(...arguments),this.ongoingActiv * See the License for the specific language governing permissions and * limitations under the License. */ -var Op=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const Gp=Symbol("changeAnimation"),zp=Symbol("paused"),Hp={repetitions:1/0,pingpong:!1},Vp=Symbol("hotspotMap"),Wp=Symbol("mutationCallback"),qp=Symbol("observer"),jp=Symbol("addHotspot"),Yp=Symbol("removeHotspot"),Jp=new xt,Xp=new y; +class zA extends EventTarget { + constructor() { + super(...arguments), this.ongoingActivities = new Set, this.totalProgress = 0 + } + + get ongoingActivityCount() { + return this.ongoingActivities.size + } + + beginActivity() { + const t = {progress: 0, completed: !1}; + return this.ongoingActivities.add(t), 1 === this.ongoingActivityCount && this.announceTotalProgress(t, 0), e => { + let i; + return i = Math.max(Ko(e, 0, 1), t.progress), i !== t.progress && this.announceTotalProgress(t, i), t.progress + } + } + + announceTotalProgress(t, e) { + let i = 0, n = 0; + 1 == e && (t.completed = !0); + for (const t of this.ongoingActivities) { + const {progress: e} = t; + i += 1 - e, !0 === t.completed && n++ + } + const s = t.progress; + t.progress = e, this.totalProgress += (e - s) * (1 - this.totalProgress) / i; + const r = n === this.ongoingActivityCount ? 1 : this.totalProgress; + this.dispatchEvent(new CustomEvent("progress", {detail: {totalProgress: r}})), n === this.ongoingActivityCount && (this.totalProgress = 0, this.ongoingActivities.clear()) + } +} + +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +var HA, VA, WA, qA, jA, YA, JA, XA, KA, $A, ZA, tp, ep, ip = function (t, e, i, n) { + for (var s, r = arguments.length, a = r < 3 ? e : null === n ? n = Object.getOwnPropertyDescriptor(e, i) : n, o = t.length - 1; o >= 0; o--) (s = t[o]) && (a = (r < 3 ? s(a) : r > 3 ? s(e, i, a) : s(e, i)) || a); + return r > 3 && a && Object.defineProperty(e, i, a), a +}; +const np = document.createElement("canvas"), sp = Symbol("fallbackResizeHandler"), rp = Symbol("defaultAriaLabel"), + ap = Symbol("resizeObserver"), op = Symbol("clearModelTimeout"), lp = Symbol("onContextLost"), + cp = Symbol("loaded"), hp = Symbol("status"), up = Symbol("onFocus"), dp = Symbol("onBlur"), + Ap = Symbol("updateSize"), pp = Symbol("intersectionObserver"), mp = Symbol("isElementInViewport"), + gp = Symbol("announceModelVisibility"), fp = Symbol("ariaLabel"), vp = Symbol("altDefaulted"), + yp = Symbol("statusElement"), xp = Symbol("updateStatus"), _p = Symbol("loadedTime"), Ep = Symbol("updateSource"), + wp = Symbol("markLoaded"), bp = Symbol("container"), Cp = Symbol("input"), Ip = Symbol("canvas"), + Sp = Symbol("scene"), Mp = Symbol("needsRender"), Bp = Symbol("tick"), Tp = Symbol("onModelLoad"), + Rp = Symbol("onResize"), Dp = Symbol("renderer"), Lp = Symbol("progressTracker"), Qp = Symbol("getLoaded"), + Pp = Symbol("getModelIsVisible"), Fp = Symbol("shouldAttemptPreload"), Np = t => ({ + x: t.x, y: t.y, z: t.z, toString() { + return `${this.x}m ${this.y}m ${this.z}m` + } + }), Up = t => ({ + u: t.x, v: t.y, toString() { + return `${this.u} ${this.v}` + } + }); + +class kp extends ja { + constructor() { + super(), this.alt = null, this.src = null, this.withCredentials = !1, this.generateSchema = !1, this[HA] = !1, this[VA] = !1, this[WA] = 0, this[qA] = "", this[jA] = null, this[YA] = Xo((() => { + const t = this.getBoundingClientRect(); + this[Ap](t) + }), 50), this[JA] = Xo((t => { + const e = this.modelIsVisible; + e !== t && this.dispatchEvent(new CustomEvent("model-visibility", {detail: {visible: e}})) + }), 0), this[XA] = null, this[KA] = null, this[$A] = new zA, this[ZA] = () => { + this[yp].textContent = this[hp] + }, this[tp] = () => { + this[yp].textContent = "" + }, this[ep] = t => { + this.dispatchEvent(new CustomEvent("error", { + detail: { + type: "webglcontextlost", + sourceError: t.sourceEvent + } + })) + }, this.attachShadow({mode: "open"}); + const t = this.shadowRoot; + let e, i; + if ((t => { + To(rl, t) + })(t), this[bp] = t.querySelector(".container"), this[Cp] = t.querySelector(".userInput"), this[Ip] = t.querySelector("canvas"), this[yp] = t.querySelector("#status"), this[rp] = this[Cp].getAttribute("aria-label"), this.isConnected) { + const t = this.getBoundingClientRect(); + e = t.width, i = t.height + } else e = 300, i = 150; + this[Sp] = new GA({canvas: this[Ip], element: this, width: e, height: i}), Promise.resolve().then((() => { + this[Ap](this.getBoundingClientRect()) + })), No && (this[ap] = new ResizeObserver((t => { + if (!this[Dp].isPresenting) for (let e of t) e.target === this && this[Ap](e.contentRect) + }))), Uo ? this[pp] = new IntersectionObserver((t => { + for (let e of t) if (e.target === this) { + const t = this.modelIsVisible; + this[mp] = e.isIntersecting, this[gp](t), this[mp] && !this.loaded && this[Ep]() + } + }), {root: null, rootMargin: "0px", threshold: 1e-5}) : this[mp] = !0 + } + + static get is() { + return "model-viewer" + } + + static set modelCacheSize(t) { + qc[Vc].evictionThreshold = t + } + + static get modelCacheSize() { + return qc[Vc].evictionThreshold + } + + static set minimumRenderScale(t) { + t > 1 && console.warn(" minimumRenderScale has been clamped to a maximum value of 1."), t <= 0 && console.warn(" minimumRenderScale has been clamped to a minimum value of 0.25."), Tu.singleton.minScale = t + } + + static get minimumRenderScale() { + return Tu.singleton.minScale + } + + get loaded() { + return this[Qp]() + } + + get [(HA = mp, VA = cp, WA = _p, qA = hp, jA = op, YA = sp, JA = gp, XA = ap, KA = pp, $A = Lp, Dp)]() { + return Tu.singleton + } + + get modelIsVisible() { + return this[Pp]() + } + + connectedCallback() { + super.connectedCallback && super.connectedCallback(), No ? this[ap].observe(this) : self.addEventListener("resize", this[sp]), Uo && this[pp].observe(this), this.addEventListener("focus", this[up]), this.addEventListener("blur", this[dp]); + const t = this[Dp]; + t.addEventListener("contextlost", this[lp]), t.registerScene(this[Sp]), null != this[op] && (self.clearTimeout(this[op]), this[op] = null, this.requestUpdate("src", null)) + } + + disconnectedCallback() { + super.disconnectedCallback && super.disconnectedCallback(), No ? this[ap].unobserve(this) : self.removeEventListener("resize", this[sp]), Uo && this[pp].unobserve(this), this.removeEventListener("focus", this[up]), this.removeEventListener("blur", this[dp]); + const t = this[Dp]; + t.removeEventListener("contextlost", this[lp]), t.unregisterScene(this[Sp]), this[op] = self.setTimeout((() => { + this[Sp].dispose(), this[op] = null + }), 1e3) + } + + updated(t) { + super.updated(t), t.has("src") && (null == this.src ? (this[cp] = !1, this[_p] = 0, this[Sp].reset()) : this.src !== this[Sp].url && (this[cp] = !1, this[_p] = 0, this[Ep]())), t.has("alt") && this[Cp].setAttribute("aria-label", this[fp]), t.has("withCredentials") && (qc.withCredentials = this.withCredentials), t.has("generateSchema") && (this.generateSchema ? this[Sp].updateSchema(this.src) : this[Sp].updateSchema(null)) + } + + toDataURL(t, e) { + return this[Dp].displayCanvas(this[Sp]).toDataURL(t, e) + } + + async toBlob(t) { + const e = t ? t.mimeType : void 0, i = t ? t.qualityArgument : void 0, + n = t ? t.idealAspect : void 0, {width: s, height: r, idealAspect: a, aspect: o} = this[Sp], { + dpr: l, + scaleFactor: c + } = this[Dp]; + let h = s * c * l, u = r * c * l, d = 0, A = 0; + if (!0 === n) if (a > o) { + const t = u; + u = Math.round(h / a), A = (t - u) / 2 + } else { + const t = h; + h = Math.round(u * a), d = (t - h) / 2 + } + np.width = h, np.height = u; + try { + return new Promise((async (t, n) => (np.getContext("2d").drawImage(this[Dp].displayCanvas(this[Sp]), d, A, h, u, 0, 0, h, u), !np.msToBlob || e && "image/png" !== e ? np.toBlob ? void np.toBlob((e => { + if (!e) return n(new Error("Unable to retrieve canvas blob")); + t(e) + }), e, i) : t(await (async t => new Promise(((e, i) => { + const n = t.match(/data:(.*);/); + if (!n) return i(new Error(`${t} is not a valid data Url`)); + const s = n[1], r = t.replace(/data:image\/\w+;base64,/, ""), a = atob(r), o = []; + for (let t = 0; t < a.length; t += 512) { + const e = a.slice(t, t + 512), i = new Array(e.length); + for (let t = 0; t < e.length; t++) i[t] = e.charCodeAt(t); + const n = new Uint8Array(i); + o.push(n) + } + e(new Blob(o, {type: s})) + })))(np.toDataURL(e, i))) : t(np.msToBlob())))) + } finally { + this[Ap]({width: s, height: r}) + } + } + + registerRenderer(t) { + this[Sp].externalRenderer = t + } + + unregisterRenderer() { + this[Sp].externalRenderer = null + } + + get [fp]() { + return this[vp] + } + + get [vp]() { + return null == this.alt || "null" === this.alt ? this[rp] : this.alt + } + + [Qp]() { + return this[cp] + } + + [Pp]() { + return this.loaded && this[mp] + } + + [Fp]() { + return !!this.src && this[mp] + } + + [Ap]({width: t, height: e}) { + this[bp].style.width = `${t}px`, this[bp].style.height = `${e}px`, this[Rp]({ + width: parseFloat(t), + height: parseFloat(e) + }) + } + + [Bp](t, e) { + } + + [wp]() { + this[cp] || (this[cp] = !0, this[_p] = performance.now()) + } + + [Mp]() { + this[Sp].queueRender() + } + + [Tp]() { + } + + [xp](t) { + this[hp] = t; + const e = this.getRootNode(); + null != e && e.activeElement === this && this[yp].textContent != t && (this[yp].textContent = t) + } + + [(ZA = up, tp = dp, Rp)](t) { + this[Sp].setSize(t.width, t.height) + } + + async [(ep = lp, Ep)]() { + const t = this[Sp]; + if (this.loaded || !this[Fp]() || this.src === t.url) return; + this.generateSchema && t.updateSchema(this.src), this[xp]("Loading"), t.stopAnimation(); + const e = this[Lp].beginActivity(), i = this.src; + try { + const n = t.setSource(i, (t => e(.95 * Ko(t, 0, 1)))), s = this[nl](); + await Promise.all([n, s]), this[wp](), this[Tp](), await new Promise((t => { + requestAnimationFrame((() => { + requestAnimationFrame((() => { + this.dispatchEvent(new CustomEvent("load", {detail: {url: i}})), t() + })) + })) + })) + } catch (t) { + this.dispatchEvent(new CustomEvent("error", {detail: {type: "loadfailure", sourceError: t}})) + } finally { + e(1) + } + } +} + +ip([e({type: String})], kp.prototype, "alt", void 0), ip([e({type: String})], kp.prototype, "src", void 0), ip([e({ + type: Boolean, + attribute: "with-credentials" +})], kp.prototype, "withCredentials", void 0), ip([e({ + type: Boolean, + attribute: "generate-schema" +})], kp.prototype, "generateSchema", void 0); +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +var Op = function (t, e, i, n) { + for (var s, r = arguments.length, a = r < 3 ? e : null === n ? n = Object.getOwnPropertyDescriptor(e, i) : n, o = t.length - 1; o >= 0; o--) (s = t[o]) && (a = (r < 3 ? s(a) : r > 3 ? s(e, i, a) : s(e, i)) || a); + return r > 3 && a && Object.defineProperty(e, i, a), a +}; +const Gp = Symbol("changeAnimation"), zp = Symbol("paused"), Hp = {repetitions: 1 / 0, pingpong: !1}, + Vp = Symbol("hotspotMap"), Wp = Symbol("mutationCallback"), qp = Symbol("observer"), jp = Symbol("addHotspot"), + Yp = Symbol("removeHotspot"), Jp = new xt, Xp = new y; /*! fflate - fast JavaScript compression/decompression Licensed under MIT. https://github.com/101arrowz/fflate/blob/master/LICENSE version 0.6.9 */ -var Kp=function(t){return URL.createObjectURL(new Blob([t],{type:"text/javascript"}))};try{URL.revokeObjectURL(Kp(""))}catch(Ka){Kp=function(t){return"data:application/javascript;charset=UTF-8,"+encodeURI(t)}}var $p=Uint8Array,Zp=Uint16Array,tm=Uint32Array,em=new $p([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0,0,0,0]),im=new $p([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13,0,0]),nm=new $p([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),sm=function(t,e){for(var i=new Zp(31),n=0;n<31;++n)i[n]=e+=1<>>1|(21845&hm)<<1;um=(61680&(um=(52428&um)>>>2|(13107&um)<<2))>>>4|(3855&um)<<4,cm[hm]=((65280&um)>>>8|(255&um)<<8)>>>1}var 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$p(A),p]},Em=function(t,e,i){return-1==t.s?Math.max(Em(t.l,e,i+1),Em(t.r,e,i+1)):e[t.s]=i},wm=function(t){for(var e=t.length;e&&!t[--e];);for(var i=new Zp(++e),n=0,s=t[0],r=1,a=function(t){i[n++]=t},o=1;o<=e;++o)if(t[o]==s&&o!=e)++r;else{if(!s&&r>2){for(;r>138;r-=138)a(32754);r>2&&(a(r>10?r-11<<5|28690:r-3<<5|12305),r=0)}else if(r>3){for(a(s),--r;r>6;r-=6)a(8304);r>2&&(a(r-3<<5|8208),r=0)}for(;r--;)a(s);r=1,s=t[o]}return[i.subarray(0,n),e]},bm=function(t,e){for(var i=0,n=0;n>>8,t[s+2]=255^t[s],t[s+3]=255^t[s+1];for(var r=0;r4&&!I[nm[M-1]];--M);var B,T,R,D,L=c+5<<3,Q=bm(s,Am)+bm(r,pm)+a,P=bm(s,d)+bm(r,m)+a+14+3*M+bm(w,I)+(2*w[16]+3*w[17]+7*w[18]);if(L<=Q&&L<=P)return Cm(e,h,t.subarray(l,l+c));if(ym(e,h,1+(P15&&(ym(e,h,k[b]>>>5&127),h+=k[b]>>>12)}}}else B=mm,T=Am,R=gm,D=pm;for(b=0;b255){O=n[b]>>>18&31;xm(e,h,B[O+257]),h+=T[O+257],O>7&&(ym(e,h,n[b]>>>23&31),h+=em[O]);var G=31&n[b];xm(e,h,R[G]),h+=D[G],G>3&&(xm(e,h,n[b]>>>5&8191),h+=im[G])}else xm(e,h,B[n[b]]),h+=T[n[b]];return xm(e,h,B[256]),h+T[256]},Sm=new tm([65540,131080,131088,131104,262176,1048704,1048832,2114560,2117632]),Mm=new $p(0),Bm=function(){for(var t=new tm(256),e=0;e<256;++e){for(var i=e,n=9;--n;)i=(1&i&&3988292384)^i>>>1;t[e]=i}return t}(),Tm=function(){var t=-1;return{p:function(e){for(var i=t,n=0;n>>8;t=i},d:function(){return~t}}},Rm=function(t,e,i,n,s){return function(t,e,i,n,s,r){var a=t.length,o=new $p(n+a+5*(1+Math.ceil(a/7e3))+s),l=o.subarray(n,o.length-s),c=0;if(!e||a<8)for(var h=0;h<=a;h+=65535){var u=h+65535;u>>13,p=8191&d,m=(1<7e3||I>24576)&&D>423){c=Im(t,l,0,_,E,w,C,I,M,h-M,c),I=b=C=0,M=h;for(var L=0;L<286;++L)E[L]=0;for(L=0;L<30;++L)w[L]=0}var Q=2,P=0,F=p,N=T-R&32767;if(D>2&&B==x(h-N))for(var U=Math.min(A,D)-1,k=Math.min(32767,h),O=Math.min(258,D);N<=k&&--F&&T!=R;){if(t[h+Q]==t[h+Q-N]){for(var G=0;GQ){if(Q=G,P=N,G>U)break;var z=Math.min(N,G-2),H=0;for(L=0;LH&&(H=W,R=V)}}}N+=(T=R)-(R=g[T])+32768&32767}if(P){_[I++]=268435456|om[Q]<<18|lm[P];var q=31&om[Q],j=31&lm[P];C+=em[q]+im[j],++E[257+q],++w[j],S=h+Q,++b}else _[I++]=t[h],++E[t[h]]}}c=Im(t,l,r,_,E,w,C,I,M,h-M,c),!r&&7&c&&(c=Cm(l,c+1,Mm))}return vm(o,0,n+fm(c)+s)}(t,null==e.level?6:e.level,null==e.mem?Math.ceil(1.5*Math.max(8,Math.min(13,Math.log(t.length)))):12+e.mem,i,n,!s)},Dm=function(t,e){var i={};for(var n in t)i[n]=t[n];for(var n in e)i[n]=e[n];return i},Lm=function(t,e,i){for(;i;++e)t[e]=i,i>>>=8};function Qm(t,e){return Rm(t,e||{},0,0)}var Pm=function(t,e,i,n){for(var s in t){var r=t[s],a=e+s;r instanceof $p?i[a]=[r,n]:Array.isArray(r)?i[a]=[r[0],Dm(n,r[1])]:Pm(r,a+"/",i,n)}},Fm="undefined"!=typeof TextEncoder&&new TextEncoder,Nm="undefined"!=typeof TextDecoder&&new TextDecoder;try{Nm.decode(Mm,{stream:!0}),1}catch(Ka){}function Um(t,e){if(e){for(var i=new $p(t.length),n=0;n>1)),a=0,o=function(t){r[a++]=t};for(n=0;nr.length){var l=new $p(a+8+(s-n<<1));l.set(r),r=l}var c=t.charCodeAt(n);c<128||e?o(c):c<2048?(o(192|c>>6),o(128|63&c)):c>55295&&c<57344?(o(240|(c=65536+(1047552&c)|1023&t.charCodeAt(++n))>>18),o(128|c>>12&63),o(128|c>>6&63),o(128|63&c)):(o(224|c>>12),o(128|c>>6&63),o(128|63&c))}return vm(r,0,a)}var km=function(t){var e=0;if(t)for(var i in t){var n=t[i].length;if(n>65535)throw"extra field too long";e+=n+4}return e},Om=function(t,e,i,n,s,r,a,o){var l=n.length,c=i.extra,h=o&&o.length,u=km(c);Lm(t,e,null!=a?33639248:67324752),e+=4,null!=a&&(t[e++]=20,t[e++]=i.os),t[e]=20,e+=2,t[e++]=i.flag<<1|(null==r&&8),t[e++]=s&&8,t[e++]=255&i.compression,t[e++]=i.compression>>8;var d=new Date(null==i.mtime?Date.now():i.mtime),A=d.getFullYear()-1980;if(A<0||A>119)throw"date not in range 1980-2099";if(Lm(t,e,A<<25|d.getMonth()+1<<21|d.getDate()<<16|d.getHours()<<11|d.getMinutes()<<5|d.getSeconds()>>>1),e+=4,null!=r&&(Lm(t,e,i.crc),Lm(t,e+4,r),Lm(t,e+8,i.size)),Lm(t,e+12,l),Lm(t,e+14,u),e+=16,null!=a&&(Lm(t,e,h),Lm(t,e+6,i.attrs),Lm(t,e+10,a),e+=14),t.set(n,e),e+=l,u)for(var p in c){var m=c[p],g=m.length;Lm(t,e,+p),Lm(t,e+2,g),t.set(m,e+4),e+=4+g}return h&&(t.set(o,e),e+=h),e};function Gm(t,e){e||(e={});var i={},n=[];Pm(t,"",i,e);var s=0,r=0;for(var a in i){var o=i[a],l=o[0],c=o[1],h=0==c.level?0:8,u=(w=Um(a)).length,d=c.comment,A=d&&Um(d),p=A&&A.length,m=km(c.extra);if(u>65535)throw"filename too long";var g=h?Qm(l,c):l,f=g.length,v=Tm();v.p(l),n.push(Dm(c,{size:l.length,crc:v.d(),c:g,f:w,m:A,u:u!=a.length||A&&d.length!=p,o:s,compression:h})),s+=30+u+m+f,r+=76+2*(u+m)+(p||0)+f}for(var y=new $p(r+22),x=s,_=r-s,E=0;E{if(t.isMesh){const s=t.geometry,r=t.material;if(r.isMeshStandardMaterial){const a="geometries/Geometry_"+s.id+".usd";if(!(a in e)){const t=function(t){return`\ndef "Geometry"\n{\n ${function(t){const e="Geometry",i=t.attributes,n=i.position.count;return`\n def Mesh "${e}"\n {\n int[] faceVertexCounts = [${function(t){const e=null!==t.index?t.index.count:t.attributes.position.count;return Array(e/3).fill(3).join(", ")}(t)}]\n int[] faceVertexIndices = [${function(t){const e=t.index,i=[];if(null!==e)for(let t=0;t\n)\n{\n matrix4d xformOp:transform = ${s}\n uniform token[] xformOpOrder = ["xformOp:transform"]\n\n rel material:binding = \n}\n\n`}(t,s,r)}else console.warn("THREE.USDZExporter: Unsupported material type (USDZ only supports MeshStandardMaterial)",t)}else t.isCamera&&(i+=function(t){const e=t.name?t.name:"Camera_"+t.id,i=Wm(t.matrixWorld);t.matrixWorld.determinant()<0&&console.warn("THREE.USDZExporter: USDZ does not support negative scales",t);return t.isOrthographicCamera?`def Camera "${e}"\n\t\t{\n\t\t\tmatrix4d xformOp:transform = ${i}\n\t\t\tuniform token[] xformOpOrder = ["xformOp:transform"]\n\t\n\t\t\tfloat2 clippingRange = (${t.near}, ${t.far})\n\t\t\tfloat horizontalAperture = ${10*(Math.abs(t.left)+Math.abs(t.right))}\n\t\t\tfloat verticalAperture = ${10*(Math.abs(t.top)+Math.abs(t.bottom))}\n\t\t\ttoken projection = "orthographic"\n\t\t}\n\t\n\t`:`def Camera "${e}"\n\t\t{\n\t\t\tmatrix4d xformOp:transform = ${i}\n\t\t\tuniform token[] xformOpOrder = ["xformOp:transform"]\n\t\n\t\t\tfloat2 clippingRange = (${t.near}, ${t.far})\n\t\t\tfloat focalLength = ${t.getFocalLength()}\n\t\t\tfloat focusDistance = ${t.focus}\n\t\t\tfloat horizontalAperture = ${t.getFilmWidth()}\n\t\t\ttoken projection = "perspective"\n\t\t\tfloat verticalAperture = ${t.getFilmHeight()}\n\t\t}\n\t\n\t`} -/* @license +var Kp = function (t) { + return URL.createObjectURL(new Blob([t], {type: "text/javascript"})) +}; +try { + URL.revokeObjectURL(Kp("")) +} catch (Ka) { + Kp = function (t) { + return "data:application/javascript;charset=UTF-8," + encodeURI(t) + } +} +var $p = Uint8Array, Zp = Uint16Array, tm = Uint32Array, + em = new $p([0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0, 0, 0, 0]), + im = new $p([0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 0, 0]), + nm = new $p([16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15]), sm = function (t, e) { + for (var i = new Zp(31), n = 0; n < 31; ++n) i[n] = e += 1 << t[n - 1]; + var s = new tm(i[30]); + for (n = 1; n < 30; ++n) for (var r = i[n]; r < i[n + 1]; ++r) s[r] = r - i[n] << 5 | n; + return [i, s] + }, rm = sm(em, 2), am = rm[0], om = rm[1]; +am[28] = 258, om[258] = 28; +for (var lm = sm(im, 0)[1], cm = new Zp(32768), hm = 0; hm < 32768; ++hm) { + var um = (43690 & hm) >>> 1 | (21845 & hm) << 1; + um = (61680 & (um = (52428 & um) >>> 2 | (13107 & um) << 2)) >>> 4 | (3855 & um) << 4, cm[hm] = ((65280 & um) >>> 8 | (255 & um) << 8) >>> 1 +} +var dm = function (t, e, i) { + for (var n = t.length, s = 0, r = new Zp(e); s < n; ++s) ++r[t[s] - 1]; + var a, o = new Zp(e); + for (s = 0; s < e; ++s) o[s] = o[s - 1] + r[s - 1] << 1; + if (i) { + a = new Zp(1 << e); + var l = 15 - e; + for (s = 0; s < n; ++s) if (t[s]) for (var c = s << 4 | t[s], h = e - t[s], u = o[t[s] - 1]++ << h, d = u | (1 << h) - 1; u <= d; ++u) a[cm[u] >>> l] = c + } else for (a = new Zp(n), s = 0; s < n; ++s) t[s] && (a[s] = cm[o[t[s] - 1]++] >>> 15 - t[s]); + return a +}, Am = new $p(288); +for (hm = 0; hm < 144; ++hm) Am[hm] = 8; +for (hm = 144; hm < 256; ++hm) Am[hm] = 9; +for (hm = 256; hm < 280; ++hm) Am[hm] = 7; +for (hm = 280; hm < 288; ++hm) Am[hm] = 8; +var pm = new $p(32); +for (hm = 0; hm < 32; ++hm) pm[hm] = 5; +var mm = dm(Am, 9, 0), gm = dm(pm, 5, 0), fm = function (t) { + return (t / 8 | 0) + (7 & t && 1) + }, vm = function (t, e, i) { + (null == e || e < 0) && (e = 0), (null == i || i > t.length) && (i = t.length); + var n = new (t instanceof Zp ? Zp : t instanceof tm ? tm : $p)(i - e); + return n.set(t.subarray(e, i)), n + }, ym = function (t, e, i) { + i <<= 7 & e; + var n = e / 8 | 0; + t[n] |= i, t[n + 1] |= i >>> 8 + }, xm = function (t, e, i) { + i <<= 7 & e; + var n = e / 8 | 0; + t[n] |= i, t[n + 1] |= i >>> 8, t[n + 2] |= i >>> 16 + }, _m = function (t, e) { + for (var i = [], n = 0; n < t.length; ++n) t[n] && i.push({s: n, f: t[n]}); + var s = i.length, r = i.slice(); + if (!s) return [Mm, 0]; + if (1 == s) { + var a = new $p(i[0].s + 1); + return a[i[0].s] = 1, [a, 1] + } + i.sort((function (t, e) { + return t.f - e.f + })), i.push({s: -1, f: 25001}); + var o = i[0], l = i[1], c = 0, h = 1, u = 2; + for (i[0] = { + s: -1, + f: o.f + l.f, + l: o, + r: l + }; h != s - 1;) o = i[i[c].f < i[u].f ? c++ : u++], l = i[c != h && i[c].f < i[u].f ? c++ : u++], i[h++] = { + s: -1, + f: o.f + l.f, + l: o, + r: l + }; + var d = r[0].s; + for (n = 1; n < s; ++n) r[n].s > d && (d = r[n].s); + var A = new Zp(d + 1), p = Em(i[h - 1], A, 0); + if (p > e) { + n = 0; + var m = 0, g = p - e, f = 1 << g; + for (r.sort((function (t, e) { + return A[e.s] - A[t.s] || t.f - e.f + })); n < s; ++n) { + var v = r[n].s; + if (!(A[v] > e)) break; + m += f - (1 << p - A[v]), A[v] = e + } + for (m >>>= g; m > 0;) { + var y = r[n].s; + A[y] < e ? m -= 1 << e - A[y]++ - 1 : ++n + } + for (; n >= 0 && m; --n) { + var x = r[n].s; + A[x] == e && (--A[x], ++m) + } + p = e + } + return [new $p(A), p] + }, Em = function (t, e, i) { + return -1 == t.s ? Math.max(Em(t.l, e, i + 1), Em(t.r, e, i + 1)) : e[t.s] = i + }, wm = function (t) { + for (var e = t.length; e && !t[--e];) ; + for (var i = new Zp(++e), n = 0, s = t[0], r = 1, a = function (t) { + i[n++] = t + }, o = 1; o <= e; ++o) if (t[o] == s && o != e) ++r; else { + if (!s && r > 2) { + for (; r > 138; r -= 138) a(32754); + r > 2 && (a(r > 10 ? r - 11 << 5 | 28690 : r - 3 << 5 | 12305), r = 0) + } else if (r > 3) { + for (a(s), --r; r > 6; r -= 6) a(8304); + r > 2 && (a(r - 3 << 5 | 8208), r = 0) + } + for (; r--;) a(s); + r = 1, s = t[o] + } + return [i.subarray(0, n), e] + }, bm = function (t, e) { + for (var i = 0, n = 0; n < e.length; ++n) i += t[n] * e[n]; + return i + }, Cm = function (t, e, i) { + var n = i.length, s = fm(e + 2); + t[s] = 255 & n, t[s + 1] = n >>> 8, t[s + 2] = 255 ^ t[s], t[s + 3] = 255 ^ t[s + 1]; + for (var r = 0; r < n; ++r) t[s + r + 4] = i[r]; + return 8 * (s + 4 + n) + }, Im = function (t, e, i, n, s, r, a, o, l, c, h) { + ym(e, h++, i), ++s[256]; + for (var u = _m(s, 15), d = u[0], A = u[1], p = _m(r, 15), m = p[0], g = p[1], f = wm(d), v = f[0], y = f[1], x = wm(m), _ = x[0], E = x[1], w = new Zp(19), b = 0; b < v.length; ++b) w[31 & v[b]]++; + for (b = 0; b < _.length; ++b) w[31 & _[b]]++; + for (var C = _m(w, 7), I = C[0], S = C[1], M = 19; M > 4 && !I[nm[M - 1]]; --M) ; + var B, T, R, D, L = c + 5 << 3, Q = bm(s, Am) + bm(r, pm) + a, + P = bm(s, d) + bm(r, m) + a + 14 + 3 * M + bm(w, I) + (2 * w[16] + 3 * w[17] + 7 * w[18]); + if (L <= Q && L <= P) return Cm(e, h, t.subarray(l, l + c)); + if (ym(e, h, 1 + (P < Q)), h += 2, P < Q) { + B = dm(d, A, 0), T = d, R = dm(m, g, 0), D = m; + var F = dm(I, S, 0); + ym(e, h, y - 257), ym(e, h + 5, E - 1), ym(e, h + 10, M - 4), h += 14; + for (b = 0; b < M; ++b) ym(e, h + 3 * b, I[nm[b]]); + h += 3 * M; + for (var N = [v, _], U = 0; U < 2; ++U) { + var k = N[U]; + for (b = 0; b < k.length; ++b) { + var O = 31 & k[b]; + ym(e, h, F[O]), h += I[O], O > 15 && (ym(e, h, k[b] >>> 5 & 127), h += k[b] >>> 12) + } + } + } else B = mm, T = Am, R = gm, D = pm; + for (b = 0; b < o; ++b) if (n[b] > 255) { + O = n[b] >>> 18 & 31; + xm(e, h, B[O + 257]), h += T[O + 257], O > 7 && (ym(e, h, n[b] >>> 23 & 31), h += em[O]); + var G = 31 & n[b]; + xm(e, h, R[G]), h += D[G], G > 3 && (xm(e, h, n[b] >>> 5 & 8191), h += im[G]) + } else xm(e, h, B[n[b]]), h += T[n[b]]; + return xm(e, h, B[256]), h + T[256] + }, Sm = new tm([65540, 131080, 131088, 131104, 262176, 1048704, 1048832, 2114560, 2117632]), Mm = new $p(0), + Bm = function () { + for (var t = new tm(256), e = 0; e < 256; ++e) { + for (var i = e, n = 9; --n;) i = (1 & i && 3988292384) ^ i >>> 1; + t[e] = i + } + return t + }(), Tm = function () { + var t = -1; + return { + p: function (e) { + for (var i = t, n = 0; n < e.length; ++n) i = Bm[255 & i ^ e[n]] ^ i >>> 8; + t = i + }, d: function () { + return ~t + } + } + }, Rm = function (t, e, i, n, s) { + return function (t, e, i, n, s, r) { + var a = t.length, o = new $p(n + a + 5 * (1 + Math.ceil(a / 7e3)) + s), l = o.subarray(n, o.length - s), c = 0; + if (!e || a < 8) for (var h = 0; h <= a; h += 65535) { + var u = h + 65535; + u < a ? c = Cm(l, c, t.subarray(h, u)) : (l[h] = r, c = Cm(l, c, t.subarray(h, a))) + } else { + for (var d = Sm[e - 1], A = d >>> 13, p = 8191 & d, m = (1 << i) - 1, g = new Zp(32768), f = new Zp(m + 1), v = Math.ceil(i / 3), y = 2 * v, x = function (e) { + return (t[e] ^ t[e + 1] << v ^ t[e + 2] << y) & m + }, _ = new tm(25e3), E = new Zp(288), w = new Zp(32), b = 0, C = 0, I = (h = 0, 0), S = 0, M = 0; h < a; ++h) { + var B = x(h), T = 32767 & h, R = f[B]; + if (g[T] = R, f[B] = T, S <= h) { + var D = a - h; + if ((b > 7e3 || I > 24576) && D > 423) { + c = Im(t, l, 0, _, E, w, C, I, M, h - M, c), I = b = C = 0, M = h; + for (var L = 0; L < 286; ++L) E[L] = 0; + for (L = 0; L < 30; ++L) w[L] = 0 + } + var Q = 2, P = 0, F = p, N = T - R & 32767; + if (D > 2 && B == x(h - N)) for (var U = Math.min(A, D) - 1, k = Math.min(32767, h), O = Math.min(258, D); N <= k && --F && T != R;) { + if (t[h + Q] == t[h + Q - N]) { + for (var G = 0; G < O && t[h + G] == t[h + G - N]; ++G) ; + if (G > Q) { + if (Q = G, P = N, G > U) break; + var z = Math.min(N, G - 2), H = 0; + for (L = 0; L < z; ++L) { + var V = h - N + L + 32768 & 32767, W = V - g[V] + 32768 & 32767; + W > H && (H = W, R = V) + } + } + } + N += (T = R) - (R = g[T]) + 32768 & 32767 + } + if (P) { + _[I++] = 268435456 | om[Q] << 18 | lm[P]; + var q = 31 & om[Q], j = 31 & lm[P]; + C += em[q] + im[j], ++E[257 + q], ++w[j], S = h + Q, ++b + } else _[I++] = t[h], ++E[t[h]] + } + } + c = Im(t, l, r, _, E, w, C, I, M, h - M, c), !r && 7 & c && (c = Cm(l, c + 1, Mm)) + } + return vm(o, 0, n + fm(c) + s) + }(t, null == e.level ? 6 : e.level, null == e.mem ? Math.ceil(1.5 * Math.max(8, Math.min(13, Math.log(t.length)))) : 12 + e.mem, i, n, !s) + }, Dm = function (t, e) { + var i = {}; + for (var n in t) i[n] = t[n]; + for (var n in e) i[n] = e[n]; + return i + }, Lm = function (t, e, i) { + for (; i; ++e) t[e] = i, i >>>= 8 + }; + +function Qm(t, e) { + return Rm(t, e || {}, 0, 0) +} + +var Pm = function (t, e, i, n) { + for (var s in t) { + var r = t[s], a = e + s; + r instanceof $p ? i[a] = [r, n] : Array.isArray(r) ? i[a] = [r[0], Dm(n, r[1])] : Pm(r, a + "/", i, n) + } +}, Fm = "undefined" != typeof TextEncoder && new TextEncoder, Nm = "undefined" != typeof TextDecoder && new TextDecoder; +try { + Nm.decode(Mm, {stream: !0}), 1 +} catch (Ka) { +} + +function Um(t, e) { + if (e) { + for (var i = new $p(t.length), n = 0; n < t.length; ++n) i[n] = t.charCodeAt(n); + return i + } + if (Fm) return Fm.encode(t); + var s = t.length, r = new $p(t.length + (t.length >> 1)), a = 0, o = function (t) { + r[a++] = t + }; + for (n = 0; n < s; ++n) { + if (a + 5 > r.length) { + var l = new $p(a + 8 + (s - n << 1)); + l.set(r), r = l + } + var c = t.charCodeAt(n); + c < 128 || e ? o(c) : c < 2048 ? (o(192 | c >> 6), o(128 | 63 & c)) : c > 55295 && c < 57344 ? (o(240 | (c = 65536 + (1047552 & c) | 1023 & t.charCodeAt(++n)) >> 18), o(128 | c >> 12 & 63), o(128 | c >> 6 & 63), o(128 | 63 & c)) : (o(224 | c >> 12), o(128 | c >> 6 & 63), o(128 | 63 & c)) + } + return vm(r, 0, a) +} + +var km = function (t) { + var e = 0; + if (t) for (var i in t) { + var n = t[i].length; + if (n > 65535) throw"extra field too long"; + e += n + 4 + } + return e +}, Om = function (t, e, i, n, s, r, a, o) { + var l = n.length, c = i.extra, h = o && o.length, u = km(c); + Lm(t, e, null != a ? 33639248 : 67324752), e += 4, null != a && (t[e++] = 20, t[e++] = i.os), t[e] = 20, e += 2, t[e++] = i.flag << 1 | (null == r && 8), t[e++] = s && 8, t[e++] = 255 & i.compression, t[e++] = i.compression >> 8; + var d = new Date(null == i.mtime ? Date.now() : i.mtime), A = d.getFullYear() - 1980; + if (A < 0 || A > 119) throw"date not in range 1980-2099"; + if (Lm(t, e, A << 25 | d.getMonth() + 1 << 21 | d.getDate() << 16 | d.getHours() << 11 | d.getMinutes() << 5 | d.getSeconds() >>> 1), e += 4, null != r && (Lm(t, e, i.crc), Lm(t, e + 4, r), Lm(t, e + 8, i.size)), Lm(t, e + 12, l), Lm(t, e + 14, u), e += 16, null != a && (Lm(t, e, h), Lm(t, e + 6, i.attrs), Lm(t, e + 10, a), e += 14), t.set(n, e), e += l, u) for (var p in c) { + var m = c[p], g = m.length; + Lm(t, e, +p), Lm(t, e + 2, g), t.set(m, e + 4), e += 4 + g + } + return h && (t.set(o, e), e += h), e +}; + +function Gm(t, e) { + e || (e = {}); + var i = {}, n = []; + Pm(t, "", i, e); + var s = 0, r = 0; + for (var a in i) { + var o = i[a], l = o[0], c = o[1], h = 0 == c.level ? 0 : 8, u = (w = Um(a)).length, d = c.comment, + A = d && Um(d), p = A && A.length, m = km(c.extra); + if (u > 65535) throw"filename too long"; + var g = h ? Qm(l, c) : l, f = g.length, v = Tm(); + v.p(l), n.push(Dm(c, { + size: l.length, + crc: v.d(), + c: g, + f: w, + m: A, + u: u != a.length || A && d.length != p, + o: s, + compression: h + })), s += 30 + u + m + f, r += 76 + 2 * (u + m) + (p || 0) + f + } + for (var y = new $p(r + 22), x = s, _ = r - s, E = 0; E < n.length; ++E) { + var w = n[E]; + Om(y, w.o, w, w.f, w.u, w.c.length); + var b = 30 + w.f.length + km(w.extra); + y.set(w.c, w.o + b), Om(y, s, w, w.f, w.u, w.c.length, w.o, w.m), s += 16 + b + (w.m ? w.m.length : 0) + } + return function (t, e, i, n, s) { + Lm(t, e, 101010256), Lm(t, e + 8, i), Lm(t, e + 10, i), Lm(t, e + 12, n), Lm(t, e + 16, s) + }(y, s, n.length, _, x), y +} + +class zm { + async parse(t) { + const e = {}; + e["model.usda"] = null; + let i = Vm(); + const n = {}, s = {}; + t.traverseVisible((t => { + if (t.isMesh) { + const s = t.geometry, r = t.material; + if (r.isMeshStandardMaterial) { + const a = "geometries/Geometry_" + s.id + ".usd"; + if (!(a in e)) { + const t = function (t) { + return `\ndef "Geometry"\n{\n ${function (t) { + const e = "Geometry", i = t.attributes, n = i.position.count; + return `\n def Mesh "${e}"\n {\n int[] faceVertexCounts = [${function (t) { + const e = null !== t.index ? t.index.count : t.attributes.position.count; + return Array(e / 3).fill(3).join(", ") + }(t)}]\n int[] faceVertexIndices = [${function (t) { + const e = t.index, i = []; + if (null !== e) for (let t = 0; t < e.count; t++) i.push(e.getX(t)); else { + const e = t.attributes.position.count; + for (let t = 0; t < e; t++) i.push(t) + } + return i.join(", ") + }(t)}]\n normal3f[] normals = [${jm(i.normal, n)}] (\n interpolation = "vertex"\n )\n point3f[] points = [${jm(i.position, n)}]\n float2[] primvars:st = [${function (t, e) { + if (void 0 === t) return console.warn("USDZExporter: UVs missing."), Array(e).fill("(0, 0)").join(", "); + const i = []; + for (let e = 0; e < t.count; e++) { + const n = t.getX(e), s = t.getY(e); + i.push(`(${n.toPrecision(7)}, ${1 - s.toPrecision(7)})`) + } + return i.join(", ") + }(i.uv, n)}] (\n interpolation = "vertex"\n )\n uniform token subdivisionScheme = "none"\n }\n` + }(t)}\n}\n` + }(s); + e[a] = function (t) { + let e = Vm(); + return e += t, Um(e) + }(t) + } + r.uuid in n || (n[r.uuid] = r), i += function (t, e, i) { + const n = "Object_" + t.id, s = Wm(t.matrixWorld); + t.matrixWorld.determinant() < 0 && console.warn("THREE.USDZExporter: USDZ does not support negative scales", t); + return `def Xform "${n}" (\n prepend references = @./geometries/Geometry_${e.id}.usd@\n)\n{\n matrix4d xformOp:transform = ${s}\n uniform token[] xformOpOrder = ["xformOp:transform"]\n\n rel material:binding = \n}\n\n` + }(t, s, r) + } else console.warn("THREE.USDZExporter: Unsupported material type (USDZ only supports MeshStandardMaterial)", t) + } else t.isCamera && (i += function (t) { + const e = t.name ? t.name : "Camera_" + t.id, i = Wm(t.matrixWorld); + t.matrixWorld.determinant() < 0 && console.warn("THREE.USDZExporter: USDZ does not support negative scales", t); + return t.isOrthographicCamera ? `def Camera "${e}"\n\t\t{\n\t\t\tmatrix4d xformOp:transform = ${i}\n\t\t\tuniform token[] xformOpOrder = ["xformOp:transform"]\n\t\n\t\t\tfloat2 clippingRange = (${t.near}, ${t.far})\n\t\t\tfloat horizontalAperture = ${10 * (Math.abs(t.left) + Math.abs(t.right))}\n\t\t\tfloat verticalAperture = ${10 * (Math.abs(t.top) + Math.abs(t.bottom))}\n\t\t\ttoken projection = "orthographic"\n\t\t}\n\t\n\t` : `def Camera "${e}"\n\t\t{\n\t\t\tmatrix4d xformOp:transform = ${i}\n\t\t\tuniform token[] xformOpOrder = ["xformOp:transform"]\n\t\n\t\t\tfloat2 clippingRange = (${t.near}, ${t.far})\n\t\t\tfloat focalLength = ${t.getFocalLength()}\n\t\t\tfloat focusDistance = ${t.focus}\n\t\t\tfloat horizontalAperture = ${t.getFilmWidth()}\n\t\t\ttoken projection = "perspective"\n\t\t\tfloat verticalAperture = ${t.getFilmHeight()}\n\t\t}\n\t\n\t` + } + /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); * you may not use this file except in compliance with the License. @@ -991,7 +19309,92 @@ var Kp=function(t){return URL.createObjectURL(new Blob([t],{type:"text/javascrip * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - */(t))})),i+=function(t,e){const i=[];for(const n in t){const s=t[n];i.push(Ym(s,e))}return`def "Materials"\n{\n${i.join("")}\n}\n\n`}(n,s),e["model.usda"]=Um(i),i=null;for(const t in s){const i=s[t],n=t.split("_")[1],r=1023===i.format,a=Hm(i.image,n),o=await new Promise((t=>a.toBlob(t,r?"image/png":"image/jpeg",1)));e[`textures/Texture_${t}.${r?"png":"jpg"}`]=new Uint8Array(await o.arrayBuffer())}let r=0;for(const t in e){const i=e[t];r+=34+t.length;const n=63&r;if(4!==n){const s=new Uint8Array(64-n);e[t]=[i,{extra:{12345:s}}]}r=i.length}return Gm(e,{level:0})}}function Hm(t,e){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof OffscreenCanvas&&t instanceof OffscreenCanvas||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const i=1024/Math.max(t.width,t.height),n=document.createElement("canvas");n.width=t.width*Math.min(1,i),n.height=t.height*Math.min(1,i);const s=n.getContext("2d");if(s.drawImage(t,0,0,n.width,n.height),void 0!==e){const t=parseInt(e,16),i=(t>>16&255)/255,r=(t>>8&255)/255,a=(255&t)/255,o=s.getImageData(0,0,n.width,n.height),l=o.data;for(let t=0;t\n float2 inputs:scale = ${Xm(i.repeat)}\n float2 inputs:translation = ${Xm(i.offset)}\n float2 outputs:result\n }\n\n def Shader "Texture_${i.id}_${n}"\n {\n uniform token info:id = "UsdUVTexture"\n asset inputs:file = @textures/Texture_${r}.${a?"png":"jpg"}@\n float2 inputs:st.connect = \n token inputs:wrapS = "repeat"\n token inputs:wrapT = "repeat"\n float outputs:r\n float outputs:g\n float outputs:b\n float3 outputs:rgb\n ${t.transparent||t.alphaTest>0?"float outputs:a":""}\n }`}return 2===t.side&&console.warn("THREE.USDZExporter: USDZ does not support double sided materials",t),null!==t.map?(n.push(`${i}color3f inputs:diffuseColor.connect = `),t.transparent?n.push(`${i}float inputs:opacity.connect = `):t.alphaTest>0&&(n.push(`${i}float inputs:opacity.connect = `),n.push(`${i}float inputs:opacityThreshold = ${t.alphaTest}`)),s.push(r(t.map,"diffuse",t.color))):n.push(`${i}color3f inputs:diffuseColor = ${Jm(t.color)}`),null!==t.emissiveMap?(n.push(`${i}color3f inputs:emissiveColor.connect = `),s.push(r(t.emissiveMap,"emissive"))):t.emissive.getHex()>0&&n.push(`${i}color3f inputs:emissiveColor = ${Jm(t.emissive)}`),null!==t.normalMap&&(n.push(`${i}normal3f inputs:normal.connect = `),s.push(r(t.normalMap,"normal"))),null!==t.aoMap&&(n.push(`${i}float inputs:occlusion.connect = `),s.push(r(t.aoMap,"occlusion"))),null!==t.roughnessMap&&1===t.roughness?(n.push(`${i}float inputs:roughness.connect = `),s.push(r(t.roughnessMap,"roughness"))):n.push(`${i}float inputs:roughness = ${t.roughness}`),null!==t.metalnessMap&&1===t.metalness?(n.push(`${i}float inputs:metallic.connect = `),s.push(r(t.metalnessMap,"metallic"))):n.push(`${i}float inputs:metallic = ${t.metalness}`),null!==t.alphaMap?(n.push(`${i}float inputs:opacity.connect = `),n.push(`${i}float inputs:opacityThreshold = 0.0001`),s.push(r(t.alphaMap,"opacity"))):n.push(`${i}float inputs:opacity = ${t.opacity}`),t.isMeshPhysicalMaterial&&(n.push(`${i}float inputs:clearcoat = ${t.clearcoat}`),n.push(`${i}float inputs:clearcoatRoughness = ${t.clearcoatRoughness}`),n.push(`${i}float inputs:ior = ${t.ior}`)),`\n def Material "Material_${t.id}"\n {\n def Shader "PreviewSurface"\n {\n uniform token info:id = "UsdPreviewSurface"\n${n.join("\n")}\n int inputs:useSpecularWorkflow = 0\n token outputs:surface\n }\n\n token outputs:surface.connect = \n token inputs:frame:stPrimvarName = "st"\n\n def Shader "uvReader_st"\n {\n uniform token info:id = "UsdPrimvarReader_float2"\n token inputs:varname.connect = \n float2 inputs:fallback = (0.0, 0.0)\n float2 outputs:result\n }\n\n${s.join("\n")}\n\n }\n`}function Jm(t){return`(${t.r}, ${t.g}, ${t.b})`}function Xm(t){return`(${t.x}, ${t.y})`} + */(t)) + })), i += function (t, e) { + const i = []; + for (const n in t) { + const s = t[n]; + i.push(Ym(s, e)) + } + return `def "Materials"\n{\n${i.join("")}\n}\n\n` + }(n, s), e["model.usda"] = Um(i), i = null; + for (const t in s) { + const i = s[t], n = t.split("_")[1], r = 1023 === i.format, a = Hm(i.image, n), + o = await new Promise((t => a.toBlob(t, r ? "image/png" : "image/jpeg", 1))); + e[`textures/Texture_${t}.${r ? "png" : "jpg"}`] = new Uint8Array(await o.arrayBuffer()) + } + let r = 0; + for (const t in e) { + const i = e[t]; + r += 34 + t.length; + const n = 63 & r; + if (4 !== n) { + const s = new Uint8Array(64 - n); + e[t] = [i, {extra: {12345: s}}] + } + r = i.length + } + return Gm(e, {level: 0}) + } +} + +function Hm(t, e) { + if ("undefined" != typeof HTMLImageElement && t instanceof HTMLImageElement || "undefined" != typeof HTMLCanvasElement && t instanceof HTMLCanvasElement || "undefined" != typeof OffscreenCanvas && t instanceof OffscreenCanvas || "undefined" != typeof ImageBitmap && t instanceof ImageBitmap) { + const i = 1024 / Math.max(t.width, t.height), n = document.createElement("canvas"); + n.width = t.width * Math.min(1, i), n.height = t.height * Math.min(1, i); + const s = n.getContext("2d"); + if (s.drawImage(t, 0, 0, n.width, n.height), void 0 !== e) { + const t = parseInt(e, 16), i = (t >> 16 & 255) / 255, r = (t >> 8 & 255) / 255, a = (255 & t) / 255, + o = s.getImageData(0, 0, n.width, n.height), l = o.data; + for (let t = 0; t < l.length; t += 4) l[t + 0] = l[t + 0] * i, l[t + 1] = l[t + 1] * r, l[t + 2] = l[t + 2] * a; + s.putImageData(o, 0, 0) + } + return n + } +} + +function Vm() { + return '#usda 1.0\n(\n customLayerData = {\n string creator = "Three.js USDZExporter"\n }\n metersPerUnit = 1\n upAxis = "Y"\n)\n\n' +} + +function Wm(t) { + const e = t.elements; + return `( ${qm(e, 0)}, ${qm(e, 4)}, ${qm(e, 8)}, ${qm(e, 12)} )` +} + +function qm(t, e) { + return `(${t[e + 0]}, ${t[e + 1]}, ${t[e + 2]}, ${t[e + 3]})` +} + +function jm(t, e) { + if (void 0 === t) return console.warn("USDZExporter: Normals missing."), Array(e).fill("(0, 0, 0)").join(", "); + const i = []; + for (let e = 0; e < t.count; e++) { + const n = t.getX(e), s = t.getY(e), r = t.getZ(e); + i.push(`(${n.toPrecision(7)}, ${s.toPrecision(7)}, ${r.toPrecision(7)})`) + } + return i.join(", ") +} + +function Ym(t, e) { + const i = " ", n = [], s = []; + + function r(i, n, s) { + const r = i.id + (s ? "_" + s.getHexString() : ""), a = 1023 === i.format; + return e[r] = i, `\n def Shader "Transform2d_${n}" (\n sdrMetadata = {\n string role = "math"\n }\n )\n {\n uniform token info:id = "UsdTransform2d"\n float2 inputs:in.connect = \n float2 inputs:scale = ${Xm(i.repeat)}\n float2 inputs:translation = ${Xm(i.offset)}\n float2 outputs:result\n }\n\n def Shader "Texture_${i.id}_${n}"\n {\n uniform token info:id = "UsdUVTexture"\n asset inputs:file = @textures/Texture_${r}.${a ? "png" : "jpg"}@\n float2 inputs:st.connect = \n token inputs:wrapS = "repeat"\n token inputs:wrapT = "repeat"\n float outputs:r\n float outputs:g\n float outputs:b\n float3 outputs:rgb\n ${t.transparent || t.alphaTest > 0 ? "float outputs:a" : ""}\n }` + } + + return 2 === t.side && console.warn("THREE.USDZExporter: USDZ does not support double sided materials", t), null !== t.map ? (n.push(`${i}color3f inputs:diffuseColor.connect = `), t.transparent ? n.push(`${i}float inputs:opacity.connect = `) : t.alphaTest > 0 && (n.push(`${i}float inputs:opacity.connect = `), n.push(`${i}float inputs:opacityThreshold = ${t.alphaTest}`)), s.push(r(t.map, "diffuse", t.color))) : n.push(`${i}color3f inputs:diffuseColor = ${Jm(t.color)}`), null !== t.emissiveMap ? (n.push(`${i}color3f inputs:emissiveColor.connect = `), s.push(r(t.emissiveMap, "emissive"))) : t.emissive.getHex() > 0 && n.push(`${i}color3f inputs:emissiveColor = ${Jm(t.emissive)}`), null !== t.normalMap && (n.push(`${i}normal3f inputs:normal.connect = `), s.push(r(t.normalMap, "normal"))), null !== t.aoMap && (n.push(`${i}float inputs:occlusion.connect = `), s.push(r(t.aoMap, "occlusion"))), null !== t.roughnessMap && 1 === t.roughness ? (n.push(`${i}float inputs:roughness.connect = `), s.push(r(t.roughnessMap, "roughness"))) : n.push(`${i}float inputs:roughness = ${t.roughness}`), null !== t.metalnessMap && 1 === t.metalness ? (n.push(`${i}float inputs:metallic.connect = `), s.push(r(t.metalnessMap, "metallic"))) : n.push(`${i}float inputs:metallic = ${t.metalness}`), null !== t.alphaMap ? (n.push(`${i}float inputs:opacity.connect = `), n.push(`${i}float inputs:opacityThreshold = 0.0001`), s.push(r(t.alphaMap, "opacity"))) : n.push(`${i}float inputs:opacity = ${t.opacity}`), t.isMeshPhysicalMaterial && (n.push(`${i}float inputs:clearcoat = ${t.clearcoat}`), n.push(`${i}float inputs:clearcoatRoughness = ${t.clearcoatRoughness}`), n.push(`${i}float inputs:ior = ${t.ior}`)), `\n def Material "Material_${t.id}"\n {\n def Shader "PreviewSurface"\n {\n uniform token info:id = "UsdPreviewSurface"\n${n.join("\n")}\n int inputs:useSpecularWorkflow = 0\n token outputs:surface\n }\n\n token outputs:surface.connect = \n token inputs:frame:stPrimvarName = "st"\n\n def Shader "uvReader_st"\n {\n uniform token info:id = "UsdPrimvarReader_float2"\n token inputs:varname.connect = \n float2 inputs:fallback = (0.0, 0.0)\n float2 outputs:result\n }\n\n${s.join("\n")}\n\n }\n` +} + +function Jm(t) { + return `(${t.r}, ${t.g}, ${t.b})` +} + +function Xm(t) { + return `(${t.x}, ${t.y})` +} + /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -1006,7 +19409,28 @@ var Kp=function(t){return URL.createObjectURL(new Blob([t],{type:"text/javascrip * See the License for the specific language governing permissions and * limitations under the License. */ -var Km=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};let $m=!1,Zm=!1;const tg=(eg=["quick-look","scene-viewer","webxr","none"],t=>{try{const e=fA(t),i=(e.length?e[0].terms:[]).filter((t=>t&&"ident"===t.type)).map((t=>t.value)).filter((t=>eg.indexOf(t)>-1)),n=new Set;for(const t of i)n.add(t);return n}catch(t){}return new Set});var eg;const ig="quick-look",ng="scene-viewer",sg="webxr",rg="none",ag=Symbol("arButtonContainer"),og=Symbol("enterARWithWebXR"),lg=Symbol("openSceneViewer"),cg=Symbol("openIOSARQuickLook"),hg=Symbol("canActivateAR"),ug=Symbol("arMode"),dg=Symbol("arModes"),Ag=Symbol("arAnchor"),pg=Symbol("preload"),mg=Symbol("onARButtonContainerClick"),gg=Symbol("onARStatus"),fg=Symbol("onARTracking"),vg=Symbol("onARTap"),yg=Symbol("selectARMode"),xg=Symbol("triggerLoad"); +var Km = function (t, e, i, n) { + for (var s, r = arguments.length, a = r < 3 ? e : null === n ? n = Object.getOwnPropertyDescriptor(e, i) : n, o = t.length - 1; o >= 0; o--) (s = t[o]) && (a = (r < 3 ? s(a) : r > 3 ? s(e, i, a) : s(e, i)) || a); + return r > 3 && a && Object.defineProperty(e, i, a), a +}; +let $m = !1, Zm = !1; +const tg = (eg = ["quick-look", "scene-viewer", "webxr", "none"], t => { + try { + const e = fA(t), + i = (e.length ? e[0].terms : []).filter((t => t && "ident" === t.type)).map((t => t.value)).filter((t => eg.indexOf(t) > -1)), + n = new Set; + for (const t of i) n.add(t); + return n + } catch (t) { + } + return new Set +}); +var eg; +const ig = "quick-look", ng = "scene-viewer", sg = "webxr", rg = "none", ag = Symbol("arButtonContainer"), + og = Symbol("enterARWithWebXR"), lg = Symbol("openSceneViewer"), cg = Symbol("openIOSARQuickLook"), + hg = Symbol("canActivateAR"), ug = Symbol("arMode"), dg = Symbol("arModes"), Ag = Symbol("arAnchor"), + pg = Symbol("preload"), mg = Symbol("onARButtonContainerClick"), gg = Symbol("onARStatus"), + fg = Symbol("onARTracking"), vg = Symbol("onARTap"), yg = Symbol("selectARMode"), xg = Symbol("triggerLoad"); /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -1021,21 +19445,196 @@ var Km=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object. * See the License for the specific language governing permissions and * limitations under the License. */ -var _g,Eg,wg;const bg=Symbol("evaluate"),Cg=Symbol("lastValue");class Ig{constructor(){this[_g]=null}static evaluatableFor(t,e=CA){if(t instanceof Ig)return t;if("number"===t.type)return"%"===t.unit?new Bg(t,e):t;switch(t.name.value){case"calc":return new Qg(t,e);case"env":return new Rg(t)}return CA}static evaluate(t){return t instanceof Ig?t.evaluate():t}static isConstant(t){return!(t instanceof Ig)||t.isConstant}static applyIntrinsics(t,e){const{basis:i,keywords:n}=e,{auto:s}=n;return i.map(((e,i)=>{const r=null==s[i]?e:s[i];let a=t[i]?t[i]:r;if("ident"===a.type){const t=a.value;t in n&&(a=n[t][i])}return null!=a&&"ident"!==a.type||(a=r),"%"===a.unit?gA(a.number/100*e.number,e.unit):(a=MA(a,e),a.unit!==e.unit?e:a)}))}get isConstant(){return!1}evaluate(){return this.isConstant&&null!=this[Cg]||(this[Cg]=this[bg]()),this[Cg]}}_g=Cg;const Sg=Symbol("percentage"),Mg=Symbol("basis");class Bg extends Ig{constructor(t,e){super(),this[Sg]=t,this[Mg]=e}get isConstant(){return!0}[bg](){return gA(this[Sg].number/100*this[Mg].number,this[Mg].unit)}}const Tg=Symbol("identNode");class Rg extends Ig{constructor(t){super(),this[Eg]=null;const e=t.arguments.length?t.arguments[0].terms[0]:null;null!=e&&"ident"===e.type&&(this[Tg]=e)}get isConstant(){return!1}[(Eg=Tg,bg)](){if(null!=this[Tg]&&"window-scroll-y"===this[Tg].value){return{type:"number",number:window.pageYOffset/(Math.max(document.body.scrollHeight,document.body.offsetHeight,document.documentElement.clientHeight,document.documentElement.scrollHeight,document.documentElement.offsetHeight)-window.innerHeight)||0,unit:null}}return CA}}const Dg=/[\*\/]/,Lg=Symbol("evaluator");class Qg extends Ig{constructor(t,e=CA){if(super(),this[wg]=null,1!==t.arguments.length)return;const i=t.arguments[0].terms.slice(),n=[];for(;i.length;){const t=i.shift();if(n.length>0){const i=n[n.length-1];if("operator"===i.type&&Dg.test(i.value)){const i=n.pop(),s=n.pop();if(null==s)return;n.push(new Ug(i,Ig.evaluatableFor(s,e),Ig.evaluatableFor(t,e)));continue}}n.push("operator"===t.type?t:Ig.evaluatableFor(t,e))}for(;n.length>2;){const[t,i,s]=n.splice(0,3);if("operator"!==i.type)return;n.unshift(new Ug(i,Ig.evaluatableFor(t,e),Ig.evaluatableFor(s,e)))}1===n.length&&(this[Lg]=n[0])}get isConstant(){return null==this[Lg]||Ig.isConstant(this[Lg])}[(wg=Lg,bg)](){return null!=this[Lg]?Ig.evaluate(this[Lg]):CA}}const Pg=Symbol("operator"),Fg=Symbol("left"),Ng=Symbol("right");class Ug extends Ig{constructor(t,e,i){super(),this[Pg]=t,this[Fg]=e,this[Ng]=i}get isConstant(){return Ig.isConstant(this[Fg])&&Ig.isConstant(this[Ng])}[bg](){const t=MA(Ig.evaluate(this[Fg])),e=MA(Ig.evaluate(this[Ng])),{number:i,unit:n}=t,{number:s,unit:r}=e;if(null!=r&&null!=n&&r!=n)return CA;const a=n||r;let o;switch(this[Pg].value){case"+":o=i+s;break;case"-":o=i-s;break;case"/":o=i/s;break;case"*":o=i*s;break;default:return CA}return{type:"number",number:o,unit:a}}}const kg=Symbol("evaluatables"),Og=Symbol("intrinsics");class Gg extends Ig{constructor(t,e){super(),this[Og]=e;const i=t[0],n=null!=i?i.terms:[];this[kg]=e.basis.map(((t,e)=>{const i=n[e];return null==i?{type:"ident",value:"auto"}:"ident"===i.type?i:Ig.evaluatableFor(i,t)}))}get isConstant(){for(const t of this[kg])if(!Ig.isConstant(t))return!1;return!0}[bg](){const t=this[kg].map((t=>Ig.evaluate(t)));return Ig.applyIntrinsics(t,this[Og]).map((t=>t.number))}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */var zg,Hg,Vg,Wg;const qg=Symbol("instances"),jg=Symbol("activateListener"),Yg=Symbol("deactivateListener"),Jg=Symbol("notifyInstances"),Xg=Symbol("notify"),Kg=Symbol("callback");class $g{constructor(t){this[Kg]=t}static[Jg](){for(const t of $g[qg])t[Xg]()}static[(zg=qg,jg)](){window.addEventListener("scroll",this[Jg],{passive:!0})}static[Yg](){window.removeEventListener("scroll",this[Jg])}observe(){0===$g[qg].size&&$g[jg](),$g[qg].add(this)}disconnect(){$g[qg].delete(this),0===$g[qg].size&&$g[Yg]()}[Xg](){this[Kg]()}}$g[zg]=new Set;const Zg=Symbol("computeStyleCallback"),tf=Symbol("astWalker"),ef=Symbol("dependencies"),nf=Symbol("onScroll");class sf{constructor(t){this[Hg]={},this[Vg]=new bA(["function"]),this[Wg]=()=>{this[Zg]({relatedState:"window-scroll"})},this[Zg]=t}observeEffectsFor(t){const e={},i=this[ef];this[tf].walk(t,(t=>{const{name:n}=t,s=t.arguments[0].terms[0];if("env"===n.value&&null!=s&&"ident"===s.type&&"window-scroll-y"===s.value)if(null==e["window-scroll"]){const t="window-scroll"in i?i["window-scroll"]:new $g(this[nf]);t.observe(),delete i["window-scroll"],e["window-scroll"]=t}}));for(const t in i){i[t].disconnect()}this[ef]=e}dispose(){for(const t in this[ef]){this[ef][t].disconnect()}}}Hg=ef,Vg=tf,Wg=nf; +var _g, Eg, wg; +const bg = Symbol("evaluate"), Cg = Symbol("lastValue"); + +class Ig { + constructor() { + this[_g] = null + } + + static evaluatableFor(t, e = CA) { + if (t instanceof Ig) return t; + if ("number" === t.type) return "%" === t.unit ? new Bg(t, e) : t; + switch (t.name.value) { + case"calc": + return new Qg(t, e); + case"env": + return new Rg(t) + } + return CA + } + + static evaluate(t) { + return t instanceof Ig ? t.evaluate() : t + } + + static isConstant(t) { + return !(t instanceof Ig) || t.isConstant + } + + static applyIntrinsics(t, e) { + const {basis: i, keywords: n} = e, {auto: s} = n; + return i.map(((e, i) => { + const r = null == s[i] ? e : s[i]; + let a = t[i] ? t[i] : r; + if ("ident" === a.type) { + const t = a.value; + t in n && (a = n[t][i]) + } + return null != a && "ident" !== a.type || (a = r), "%" === a.unit ? gA(a.number / 100 * e.number, e.unit) : (a = MA(a, e), a.unit !== e.unit ? e : a) + })) + } + + get isConstant() { + return !1 + } + + evaluate() { + return this.isConstant && null != this[Cg] || (this[Cg] = this[bg]()), this[Cg] + } +} + +_g = Cg; +const Sg = Symbol("percentage"), Mg = Symbol("basis"); + +class Bg extends Ig { + constructor(t, e) { + super(), this[Sg] = t, this[Mg] = e + } + + get isConstant() { + return !0 + } + + [bg]() { + return gA(this[Sg].number / 100 * this[Mg].number, this[Mg].unit) + } +} + +const Tg = Symbol("identNode"); + +class Rg extends Ig { + constructor(t) { + super(), this[Eg] = null; + const e = t.arguments.length ? t.arguments[0].terms[0] : null; + null != e && "ident" === e.type && (this[Tg] = e) + } + + get isConstant() { + return !1 + } + + [(Eg = Tg, bg)]() { + if (null != this[Tg] && "window-scroll-y" === this[Tg].value) { + return { + type: "number", + number: window.pageYOffset / (Math.max(document.body.scrollHeight, document.body.offsetHeight, document.documentElement.clientHeight, document.documentElement.scrollHeight, document.documentElement.offsetHeight) - window.innerHeight) || 0, + unit: null + } + } + return CA + } +} + +const Dg = /[\*\/]/, Lg = Symbol("evaluator"); + +class Qg extends Ig { + constructor(t, e = CA) { + if (super(), this[wg] = null, 1 !== t.arguments.length) return; + const i = t.arguments[0].terms.slice(), n = []; + for (; i.length;) { + const t = i.shift(); + if (n.length > 0) { + const i = n[n.length - 1]; + if ("operator" === i.type && Dg.test(i.value)) { + const i = n.pop(), s = n.pop(); + if (null == s) return; + n.push(new Ug(i, Ig.evaluatableFor(s, e), Ig.evaluatableFor(t, e))); + continue + } + } + n.push("operator" === t.type ? t : Ig.evaluatableFor(t, e)) + } + for (; n.length > 2;) { + const [t, i, s] = n.splice(0, 3); + if ("operator" !== i.type) return; + n.unshift(new Ug(i, Ig.evaluatableFor(t, e), Ig.evaluatableFor(s, e))) + } + 1 === n.length && (this[Lg] = n[0]) + } + + get isConstant() { + return null == this[Lg] || Ig.isConstant(this[Lg]) + } + + [(wg = Lg, bg)]() { + return null != this[Lg] ? Ig.evaluate(this[Lg]) : CA + } +} + +const Pg = Symbol("operator"), Fg = Symbol("left"), Ng = Symbol("right"); + +class Ug extends Ig { + constructor(t, e, i) { + super(), this[Pg] = t, this[Fg] = e, this[Ng] = i + } + + get isConstant() { + return Ig.isConstant(this[Fg]) && Ig.isConstant(this[Ng]) + } + + [bg]() { + const t = MA(Ig.evaluate(this[Fg])), e = MA(Ig.evaluate(this[Ng])), {number: i, unit: n} = t, { + number: s, + unit: r + } = e; + if (null != r && null != n && r != n) return CA; + const a = n || r; + let o; + switch (this[Pg].value) { + case"+": + o = i + s; + break; + case"-": + o = i - s; + break; + case"/": + o = i / s; + break; + case"*": + o = i * s; + break; + default: + return CA + } + return {type: "number", number: o, unit: a} + } +} + +const kg = Symbol("evaluatables"), Og = Symbol("intrinsics"); + +class Gg extends Ig { + constructor(t, e) { + super(), this[Og] = e; + const i = t[0], n = null != i ? i.terms : []; + this[kg] = e.basis.map(((t, e) => { + const i = n[e]; + return null == i ? {type: "ident", value: "auto"} : "ident" === i.type ? i : Ig.evaluatableFor(i, t) + })) + } + + get isConstant() { + for (const t of this[kg]) if (!Ig.isConstant(t)) return !1; + return !0 + } + + [bg]() { + const t = this[kg].map((t => Ig.evaluate(t))); + return Ig.applyIntrinsics(t, this[Og]).map((t => t.number)) + } +} + /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -1050,34 +19649,74 @@ var _g,Eg,wg;const bg=Symbol("evaluate"),Cg=Symbol("lastValue");class Ig{constru * See the License for the specific language governing permissions and * limitations under the License. */ -const rf=t=>{const e=t.observeEffects||!1,i=t.intrinsics instanceof Function?t.intrinsics:()=>t.intrinsics;return(n,s)=>{const r=n.updated,a=n.connectedCallback,o=n.disconnectedCallback,l=Symbol(`${s}StyleEffector`),c=Symbol(`${s}StyleEvaluator`),h=Symbol(`${s}UpdateEvaluator`),u=Symbol(`${s}EvaluateAndSync`);Object.defineProperties(n,{[l]:{value:null,writable:!0},[c]:{value:null,writable:!0},[h]:{value:function(){const t=fA(this[s]);this[c]=new Gg(t,i(this)),null==this[l]&&e&&(this[l]=new sf((()=>this[u]()))),null!=this[l]&&this[l].observeEffectsFor(t)}},[u]:{value:function(){if(null==this[c])return;const e=this[c].evaluate();this[t.updateHandler](e)}},updated:{value:function(t){t.has(s)&&(this[h](),this[u]()),r.call(this,t)}},connectedCallback:{value:function(){a.call(this),this.requestUpdate(s,this[s])}},disconnectedCallback:{value:function(){o.call(this),null!=this[l]&&(this[l].dispose(),this[l]=null)}}})}},af=new v,of=new V,lf=Object.freeze({minimumRadius:0,maximumRadius:1/0,minimumPolarAngle:Math.PI/8,maximumPolarAngle:Math.PI-Math.PI/8,minimumAzimuthalAngle:-1/0,maximumAzimuthalAngle:1/0,minimumFieldOfView:10,maximumFieldOfView:45,touchAction:"none"}),cf=Math.PI/8,hf="user-interaction",uf="none",df="automatic"; -/* @license - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */class Af extends n{constructor(t,e,i){super(),this.camera=t,this.element=e,this.scene=i,this.orbitSensitivity=1,this.inputSensitivity=1,this.changeSource=uf,this._interactionEnabled=!1,this._disableZoom=!1,this.isUserPointing=!1,this.enablePan=!0,this.enableTap=!0,this.panProjection=new y,this.panPerPixel=0,this.spherical=new Ba,this.goalSpherical=new Ba,this.thetaDamper=new Gh,this.phiDamper=new Gh,this.radiusDamper=new Gh,this.logFov=Math.log(lf.maximumFieldOfView),this.goalLogFov=this.logFov,this.fovDamper=new Gh,this.touchMode=null,this.pointers=[],this.startTime=0,this.startPointerPosition={clientX:0,clientY:0},this.lastSeparation=0,this.touchDecided=!1,this.onContext=t=>{if(this.enablePan)t.preventDefault();else for(const t of this.pointers)this.onPointerUp(new PointerEvent("pointercancel",Object.assign(Object.assign({},this.startPointerPosition),{pointerId:t.id})))},this.touchModeZoom=(t,e)=>{if(!this._disableZoom){const t=this.twoTouchDistance(this.pointers[0],this.pointers[1]),e=.04*(this.lastSeparation-t)*50/this.scene.height;this.lastSeparation=t,this.userAdjustOrbit(0,0,e)}this.panPerPixel>0&&this.movePan(t,e)},this.disableScroll=t=>{t.preventDefault()},this.touchModeRotate=(t,e)=>{const{touchAction:i}=this._options;if(!this.touchDecided&&"none"!==i){this.touchDecided=!0;const n=Math.abs(t),s=Math.abs(e);if(this.changeSource===hf&&("pan-y"===i&&s>n||"pan-x"===i&&n>s))return void(this.touchMode=null);this.element.addEventListener("touchmove",this.disableScroll,{passive:!1})}this.handleSinglePointerMove(t,e)},this.onPointerDown=t=>{if(this.pointers.length>2)return;const{element:e}=this;0===this.pointers.length&&(e.addEventListener("pointermove",this.onPointerMove),e.addEventListener("pointerup",this.onPointerUp),this.touchMode=null,this.touchDecided=!1,this.startPointerPosition.clientX=t.clientX,this.startPointerPosition.clientY=t.clientY,this.startTime=performance.now());try{e.setPointerCapture(t.pointerId)}catch(t){}this.pointers.push({clientX:t.clientX,clientY:t.clientY,id:t.pointerId}),this.isUserPointing=!1,"touch"===t.pointerType?(this.changeSource=t.altKey?df:hf,this.onTouchChange(t)):(this.changeSource=hf,this.onMouseDown(t))},this.onPointerMove=t=>{const e=this.pointers.find((e=>e.id===t.pointerId));if(null==e)return;const i=this.pointers.length,n=(t.clientX-e.clientX)/i,s=(t.clientY-e.clientY)/i;0===n&&0===s||(e.clientX=t.clientX,e.clientY=t.clientY,"touch"===t.pointerType?(this.changeSource=t.altKey?df:hf,null!==this.touchMode&&this.touchMode(n,s)):(this.changeSource=hf,this.panPerPixel>0?this.movePan(n,s):this.handleSinglePointerMove(n,s)))},this.onPointerUp=t=>{const{element:e}=this,i=this.pointers.findIndex((e=>e.id===t.pointerId));-1!==i&&this.pointers.splice(i,1),this.panPerPixel>0&&!t.altKey&&this.resetRadius(),0===this.pointers.length?(e.removeEventListener("pointermove",this.onPointerMove),e.removeEventListener("pointerup",this.onPointerUp),e.removeEventListener("touchmove",this.disableScroll),this.enablePan&&this.enableTap&&this.recenter(t)):null!==this.touchMode&&this.onTouchChange(t),this.scene.element[Nf].style.opacity=0,e.style.cursor="grab",this.panPerPixel=0,this.isUserPointing&&this.dispatchEvent({type:"pointer-change-end"})},this.onWheel=t=>{this.changeSource=hf;const e=t.deltaY*(1==t.deltaMode?18:1)*.04/30;this.userAdjustOrbit(0,0,e),t.preventDefault()},this.onKeyDown=t=>{const{changeSource:e}=this;this.changeSource=hf;(t.shiftKey&&this.enablePan?this.panKeyCodeHandler(t):this.orbitZoomKeyCodeHandler(t))?t.preventDefault():this.changeSource=e},this._options=Object.assign({},lf),this.setOrbit(0,Math.PI/2,1),this.setFieldOfView(100),this.jumpToGoal()}get interactionEnabled(){return this._interactionEnabled}enableInteraction(){if(!1===this._interactionEnabled){const{element:t}=this;t.addEventListener("pointerdown",this.onPointerDown),t.addEventListener("pointercancel",this.onPointerUp),this._disableZoom||t.addEventListener("wheel",this.onWheel),t.addEventListener("keydown",this.onKeyDown),t.addEventListener("touchmove",(()=>{}),{passive:!1}),t.addEventListener("contextmenu",this.onContext),this.element.style.cursor="grab",this._interactionEnabled=!0,this.updateTouchActionStyle()}}disableInteraction(){if(!0===this._interactionEnabled){const{element:t}=this;t.removeEventListener("pointerdown",this.onPointerDown),t.removeEventListener("pointermove",this.onPointerMove),t.removeEventListener("pointerup",this.onPointerUp),t.removeEventListener("pointercancel",this.onPointerUp),t.removeEventListener("wheel",this.onWheel),t.removeEventListener("keydown",this.onKeyDown),t.removeEventListener("contextmenu",this.onContext),t.style.cursor="",this.touchMode=null,this._interactionEnabled=!1,this.updateTouchActionStyle()}}get options(){return this._options}set disableZoom(t){this._disableZoom!=t&&(this._disableZoom=t,!0===t?this.element.removeEventListener("wheel",this.onWheel):this.element.addEventListener("wheel",this.onWheel),this.updateTouchActionStyle())}getCameraSpherical(t=new Ba){return t.copy(this.spherical)}getFieldOfView(){return this.camera.fov}applyOptions(t){Object.assign(this._options,t),this.setOrbit(),this.setFieldOfView(Math.exp(this.goalLogFov))}updateNearFar(t,e){this.camera.near=Math.max(t,e/1e3),this.camera.far=e,this.camera.updateProjectionMatrix()}updateAspect(t){this.camera.aspect=t,this.camera.updateProjectionMatrix()}setOrbit(t=this.goalSpherical.theta,e=this.goalSpherical.phi,i=this.goalSpherical.radius){const{minimumAzimuthalAngle:n,maximumAzimuthalAngle:s,minimumPolarAngle:r,maximumPolarAngle:a,minimumRadius:o,maximumRadius:l}=this._options,{theta:c,phi:h,radius:u}=this.goalSpherical,d=Ko(t,n,s);isFinite(n)||isFinite(s)||(this.spherical.theta=this.wrapAngle(this.spherical.theta-d)+d);const A=Ko(e,r,a),p=Ko(i,o,l);return(d!==c||A!==h||p!==u)&&(this.goalSpherical.theta=d,this.goalSpherical.phi=A,this.goalSpherical.radius=p,this.goalSpherical.makeSafe(),!0)}setRadius(t){this.goalSpherical.radius=t,this.setOrbit()}setFieldOfView(t){const{minimumFieldOfView:e,maximumFieldOfView:i}=this._options;t=Ko(t,e,i),this.goalLogFov=Math.log(t)}setDamperDecayTime(t){this.thetaDamper.setDecayTime(t),this.phiDamper.setDecayTime(t),this.radiusDamper.setDecayTime(t),this.fovDamper.setDecayTime(t)}adjustOrbit(t,e,i){const{theta:n,phi:s,radius:r}=this.goalSpherical,{minimumRadius:a,maximumRadius:o,minimumFieldOfView:l,maximumFieldOfView:c}=this._options,h=this.spherical.theta-n,u=Math.PI-.001,d=n-Ko(t,-u-h,u-h),A=s-e,p=0===i?0:((i>0?o:a)-r)/(Math.log(i>0?c:l)-this.goalLogFov),m=r+i*(isFinite(p)?p:2*(o-a));if(this.setOrbit(d,A,m),0!==i){const t=this.goalLogFov+i;this.setFieldOfView(Math.exp(t))}}jumpToGoal(){this.update(0,1e4)}update(t,e){if(this.isStationary())return;const{maximumPolarAngle:i,maximumRadius:n}=this._options,s=this.spherical.theta-this.goalSpherical.theta;Math.abs(s)>Math.PI&&!isFinite(this._options.minimumAzimuthalAngle)&&!isFinite(this._options.maximumAzimuthalAngle)&&(this.spherical.theta-=2*Math.sign(s)*Math.PI),this.spherical.theta=this.thetaDamper.update(this.spherical.theta,this.goalSpherical.theta,e,Math.PI),this.spherical.phi=this.phiDamper.update(this.spherical.phi,this.goalSpherical.phi,e,i),this.spherical.radius=this.radiusDamper.update(this.spherical.radius,this.goalSpherical.radius,e,n),this.logFov=this.fovDamper.update(this.logFov,this.goalLogFov,e,1),this.moveCamera()}updateTouchActionStyle(){const{style:t}=this.element;if(this._interactionEnabled){const{touchAction:e}=this._options;this._disableZoom&&"none"!==e?t.touchAction="manipulation":t.touchAction=e}else t.touchAction=""}isStationary(){return this.goalSpherical.theta===this.spherical.theta&&this.goalSpherical.phi===this.spherical.phi&&this.goalSpherical.radius===this.spherical.radius&&this.goalLogFov===this.logFov}dispatchChange(){this.dispatchEvent({type:"change",source:this.changeSource})}moveCamera(){this.spherical.makeSafe(),this.camera.position.setFromSpherical(this.spherical),this.camera.setRotationFromEuler(new Tt(this.spherical.phi-Math.PI/2,this.spherical.theta,0,"YXZ")),this.camera.fov!==Math.exp(this.logFov)&&(this.camera.fov=Math.exp(this.logFov),this.camera.updateProjectionMatrix()),this.dispatchChange()}userAdjustOrbit(t,e,i){this.adjustOrbit(t*this.orbitSensitivity*this.inputSensitivity,e*this.orbitSensitivity*this.inputSensitivity,i*this.inputSensitivity),this.dispatchChange()}wrapAngle(t){const e=(t+Math.PI)/(2*Math.PI);return 2*(e-Math.floor(e))*Math.PI-Math.PI}pixelLengthToSphericalAngle(t){return 2*Math.PI*t/this.element.clientHeight}twoTouchDistance(t,e){const{clientX:i,clientY:n}=t,{clientX:s,clientY:r}=e,a=s-i,o=r-n;return Math.sqrt(a*a+o*o)}handleSinglePointerMove(t,e){const i=this.pixelLengthToSphericalAngle(t),n=this.pixelLengthToSphericalAngle(e);!1===this.isUserPointing&&(this.isUserPointing=!0,this.dispatchEvent({type:"pointer-change-start"})),this.userAdjustOrbit(i,n,0)}initializePan(){const{theta:t,phi:e}=this.spherical,i=t-this.scene.yaw;this.panPerPixel=.018/this.scene.height,this.panProjection.set(-Math.cos(i),-Math.cos(e)*Math.sin(i),0,0,Math.sin(e),0,Math.sin(i),-Math.cos(e)*Math.cos(i),0)}movePan(t,e){const{scene:i}=this,n=of.set(t,e,0).multiplyScalar(this.inputSensitivity),s=this.spherical.radius*Math.exp(this.logFov)*this.panPerPixel;n.multiplyScalar(s);const r=i.getTarget();r.add(n.applyMatrix3(this.panProjection)),i.boundingSphere.clampPoint(r,r),i.setTarget(r.x,r.y,r.z),this.dispatchChange()}recenter(t){if(performance.now()>this.startTime+300||Math.abs(t.clientX-this.startPointerPosition.clientX)>2||Math.abs(t.clientY-this.startPointerPosition.clientY)>2)return;const{scene:e}=this,i=e.positionAndNormalFromPoint(e.getNDC(t.clientX,t.clientY));if(null==i){const{cameraTarget:t}=e.element;e.element.cameraTarget="",e.element.cameraTarget=t,this.userAdjustOrbit(0,0,1)}else e.target.worldToLocal(i.position),e.setTarget(i.position.x,i.position.y,i.position.z)}resetRadius(){const{scene:t}=this,e=t.positionAndNormalFromPoint(af.set(0,0));if(null==e)return;t.target.worldToLocal(e.position);const i=t.getTarget(),{theta:n,phi:s}=this.spherical,r=n-t.yaw,a=of.set(Math.sin(s)*Math.sin(r),Math.cos(s),Math.sin(s)*Math.cos(r)),o=a.dot(e.position.sub(i));i.add(a.multiplyScalar(o)),t.setTarget(i.x,i.y,i.z),this.setOrbit(void 0,void 0,this.goalSpherical.radius-o)}onTouchChange(t){if(1===this.pointers.length)this.touchMode=this.touchModeRotate;else{if(this._disableZoom)return this.touchMode=null,void this.element.removeEventListener("touchmove",this.disableScroll);this.touchMode=this.touchDecided&&null===this.touchMode?null:this.touchModeZoom,this.touchDecided=!0,this.element.addEventListener("touchmove",this.disableScroll,{passive:!1}),this.lastSeparation=this.twoTouchDistance(this.pointers[0],this.pointers[1]),this.enablePan&&null!=this.touchMode&&(this.initializePan(),t.altKey||(this.scene.element[Nf].style.opacity=1))}}onMouseDown(t){this.panPerPixel=0,this.enablePan&&(2===t.button||t.ctrlKey||t.metaKey||t.shiftKey)&&(this.initializePan(),this.scene.element[Nf].style.opacity=1),this.element.style.cursor="grabbing"}orbitZoomKeyCodeHandler(t){let e=!0;switch(t.key){case"PageUp":this.userAdjustOrbit(0,0,.04);break;case"PageDown":this.userAdjustOrbit(0,0,-.04);break;case"ArrowUp":this.userAdjustOrbit(0,-cf,0);break;case"ArrowDown":this.userAdjustOrbit(0,cf,0);break;case"ArrowLeft":this.userAdjustOrbit(-cf,0,0);break;case"ArrowRight":this.userAdjustOrbit(cf,0,0);break;default:e=!1}return e}panKeyCodeHandler(t){this.initializePan();let e=!0;switch(t.key){case"ArrowUp":this.movePan(0,-10);break;case"ArrowDown":this.movePan(0,10);break;case"ArrowLeft":this.movePan(-10,0);break;case"ArrowRight":this.movePan(10,0);break;default:e=!1}return e}} -/* @license - * Copyright 2019 Google LLC. All Rights Reserved. - * Licensed under the Apache License, Version 2.0 (the 'License'); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an 'AS IS' BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */const pf=t=>t<.5?2*t*t:(4-2*t)*t-1,mf=(t,e,i=pf)=>n=>t+(e-t)*i(n),gf=t=>{const e=[],i=[];let n=t.initialValue;for(let s=0;s{const i=e.map((n=0,t=>n+=t));var n;return e=>{e=Ko(e,0,1),e*=i[i.length-1];const n=i.findIndex((t=>t>=e)),s=n<1?0:i[n-1],r=i[n];return t[n]((e-s)/(r-s))}})(e,i)}; +var zg, Hg, Vg, Wg; +const qg = Symbol("instances"), jg = Symbol("activateListener"), Yg = Symbol("deactivateListener"), + Jg = Symbol("notifyInstances"), Xg = Symbol("notify"), Kg = Symbol("callback"); + +class $g { + constructor(t) { + this[Kg] = t + } + + static [Jg]() { + for (const t of $g[qg]) t[Xg]() + } + + static [(zg = qg, jg)]() { + window.addEventListener("scroll", this[Jg], {passive: !0}) + } + + static [Yg]() { + window.removeEventListener("scroll", this[Jg]) + } + + observe() { + 0 === $g[qg].size && $g[jg](), $g[qg].add(this) + } + + disconnect() { + $g[qg].delete(this), 0 === $g[qg].size && $g[Yg]() + } + + [Xg]() { + this[Kg]() + } +} + +$g[zg] = new Set; +const Zg = Symbol("computeStyleCallback"), tf = Symbol("astWalker"), ef = Symbol("dependencies"), + nf = Symbol("onScroll"); + +class sf { + constructor(t) { + this[Hg] = {}, this[Vg] = new bA(["function"]), this[Wg] = () => { + this[Zg]({relatedState: "window-scroll"}) + }, this[Zg] = t + } + + observeEffectsFor(t) { + const e = {}, i = this[ef]; + this[tf].walk(t, (t => { + const {name: n} = t, s = t.arguments[0].terms[0]; + if ("env" === n.value && null != s && "ident" === s.type && "window-scroll-y" === s.value) if (null == e["window-scroll"]) { + const t = "window-scroll" in i ? i["window-scroll"] : new $g(this[nf]); + t.observe(), delete i["window-scroll"], e["window-scroll"] = t + } + })); + for (const t in i) { + i[t].disconnect() + } + this[ef] = e + } + + dispose() { + for (const t in this[ef]) { + this[ef][t].disconnect() + } + } +} + +Hg = ef, Vg = tf, Wg = nf; /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -1092,7 +19731,361 @@ const rf=t=>{const e=t.observeEffects||!1,i=t.intrinsics instanceof Function?t.i * See the License for the specific language governing permissions and * limitations under the License. */ -var ff=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const vf=gf({initialValue:0,keyframes:[{frames:5,value:-1},{frames:1,value:-1},{frames:8,value:1},{frames:1,value:1},{frames:5,value:0},{frames:18,value:0}]}),yf=gf({initialValue:0,keyframes:[{frames:1,value:1},{frames:5,value:1},{frames:1,value:0},{frames:6,value:0}]}),xf=["front","right","back","left"],_f=["upper-","","lower-"],Ef="auto",wf="basic",bf="wiggle",Cf="none",If=()=>({basis:[IA(gA(30,"deg"))],keywords:{auto:[null]}}),Sf=()=>({basis:[IA(gA(12,"deg"))],keywords:{auto:[null]}}),Mf=(()=>{const t=fA("0deg 75deg 105%")[0].terms,e=MA(t[0]),i=MA(t[1]);return t=>{const n=t[Sp].idealCameraDistance();return{basis:[e,i,gA(n,"m")],keywords:{auto:[null,null,gA(105,"%")]}}}})(),Bf=t=>{const e=2.2*t[Sp].boundingSphere.radius;return{basis:[gA(-1/0,"rad"),gA(Math.PI/8,"rad"),gA(e,"m")],keywords:{auto:[null,null,null]}}},Tf=t=>{const e=Mf(t),i=new Gg([],e).evaluate()[2];return{basis:[gA(1/0,"rad"),gA(Math.PI-Math.PI/8,"rad"),gA(i,"m")],keywords:{auto:[null,null,null]}}},Rf=t=>{const e=t[Sp].boundingBox.getCenter(new V);return{basis:[gA(e.x,"m"),gA(e.y,"m"),gA(e.z,"m")],keywords:{auto:[null,null,null]}}},Df=Math.PI/2,Lf=Math.PI/3,Qf=Df/2,Pf=2*Math.PI,Ff=Symbol("controls"),Nf=Symbol("panElement"),Uf=Symbol("promptElement"),kf=Symbol("promptAnimatedContainer"),Of=Symbol("fingerAnimatedContainers"),Gf=Symbol("deferInteractionPrompt"),zf=Symbol("updateAria"),Hf=Symbol("updateCameraForRadius"),Vf=Symbol("onChange"),Wf=Symbol("onPointerChange"),qf=Symbol("waitingToPromptUser"),jf=Symbol("userHasInteracted"),Yf=Symbol("promptElementVisibleTime"),Jf=Symbol("lastPromptOffset"),Xf=Symbol("lastSpherical"),Kf=Symbol("jumpCamera"),$f=Symbol("initialized"),Zf=Symbol("maintainThetaPhi"),tv=Symbol("syncCameraOrbit"),ev=Symbol("syncFieldOfView"),iv=Symbol("syncCameraTarget"),nv=Symbol("syncMinCameraOrbit"),sv=Symbol("syncMaxCameraOrbit"),rv=Symbol("syncMinFieldOfView"),av=Symbol("syncMaxFieldOfView"); +const rf = t => { + const e = t.observeEffects || !1, i = t.intrinsics instanceof Function ? t.intrinsics : () => t.intrinsics; + return (n, s) => { + const r = n.updated, a = n.connectedCallback, o = n.disconnectedCallback, l = Symbol(`${s}StyleEffector`), + c = Symbol(`${s}StyleEvaluator`), h = Symbol(`${s}UpdateEvaluator`), u = Symbol(`${s}EvaluateAndSync`); + Object.defineProperties(n, { + [l]: {value: null, writable: !0}, + [c]: {value: null, writable: !0}, + [h]: { + value: function () { + const t = fA(this[s]); + this[c] = new Gg(t, i(this)), null == this[l] && e && (this[l] = new sf((() => this[u]()))), null != this[l] && this[l].observeEffectsFor(t) + } + }, + [u]: { + value: function () { + if (null == this[c]) return; + const e = this[c].evaluate(); + this[t.updateHandler](e) + } + }, + updated: { + value: function (t) { + t.has(s) && (this[h](), this[u]()), r.call(this, t) + } + }, + connectedCallback: { + value: function () { + a.call(this), this.requestUpdate(s, this[s]) + } + }, + disconnectedCallback: { + value: function () { + o.call(this), null != this[l] && (this[l].dispose(), this[l] = null) + } + } + }) + } +}, af = new v, of = new V, lf = Object.freeze({ + minimumRadius: 0, + maximumRadius: 1 / 0, + minimumPolarAngle: Math.PI / 8, + maximumPolarAngle: Math.PI - Math.PI / 8, + minimumAzimuthalAngle: -1 / 0, + maximumAzimuthalAngle: 1 / 0, + minimumFieldOfView: 10, + maximumFieldOfView: 45, + touchAction: "none" +}), cf = Math.PI / 8, hf = "user-interaction", uf = "none", df = "automatic"; + +/* @license + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +class Af extends n { + constructor(t, e, i) { + super(), this.camera = t, this.element = e, this.scene = i, this.orbitSensitivity = 1, this.inputSensitivity = 1, this.changeSource = uf, this._interactionEnabled = !1, this._disableZoom = !1, this.isUserPointing = !1, this.enablePan = !0, this.enableTap = !0, this.panProjection = new y, this.panPerPixel = 0, this.spherical = new Ba, this.goalSpherical = new Ba, this.thetaDamper = new Gh, this.phiDamper = new Gh, this.radiusDamper = new Gh, this.logFov = Math.log(lf.maximumFieldOfView), this.goalLogFov = this.logFov, this.fovDamper = new Gh, this.touchMode = null, this.pointers = [], this.startTime = 0, this.startPointerPosition = { + clientX: 0, + clientY: 0 + }, this.lastSeparation = 0, this.touchDecided = !1, this.onContext = t => { + if (this.enablePan) t.preventDefault(); else for (const t of this.pointers) this.onPointerUp(new PointerEvent("pointercancel", Object.assign(Object.assign({}, this.startPointerPosition), {pointerId: t.id}))) + }, this.touchModeZoom = (t, e) => { + if (!this._disableZoom) { + const t = this.twoTouchDistance(this.pointers[0], this.pointers[1]), + e = .04 * (this.lastSeparation - t) * 50 / this.scene.height; + this.lastSeparation = t, this.userAdjustOrbit(0, 0, e) + } + this.panPerPixel > 0 && this.movePan(t, e) + }, this.disableScroll = t => { + t.preventDefault() + }, this.touchModeRotate = (t, e) => { + const {touchAction: i} = this._options; + if (!this.touchDecided && "none" !== i) { + this.touchDecided = !0; + const n = Math.abs(t), s = Math.abs(e); + if (this.changeSource === hf && ("pan-y" === i && s > n || "pan-x" === i && n > s)) return void (this.touchMode = null); + this.element.addEventListener("touchmove", this.disableScroll, {passive: !1}) + } + this.handleSinglePointerMove(t, e) + }, this.onPointerDown = t => { + if (this.pointers.length > 2) return; + const {element: e} = this; + 0 === this.pointers.length && (e.addEventListener("pointermove", this.onPointerMove), e.addEventListener("pointerup", this.onPointerUp), this.touchMode = null, this.touchDecided = !1, this.startPointerPosition.clientX = t.clientX, this.startPointerPosition.clientY = t.clientY, this.startTime = performance.now()); + try { + e.setPointerCapture(t.pointerId) + } catch (t) { + } + this.pointers.push({ + clientX: t.clientX, + clientY: t.clientY, + id: t.pointerId + }), this.isUserPointing = !1, "touch" === t.pointerType ? (this.changeSource = t.altKey ? df : hf, this.onTouchChange(t)) : (this.changeSource = hf, this.onMouseDown(t)) + }, this.onPointerMove = t => { + const e = this.pointers.find((e => e.id === t.pointerId)); + if (null == e) return; + const i = this.pointers.length, n = (t.clientX - e.clientX) / i, s = (t.clientY - e.clientY) / i; + 0 === n && 0 === s || (e.clientX = t.clientX, e.clientY = t.clientY, "touch" === t.pointerType ? (this.changeSource = t.altKey ? df : hf, null !== this.touchMode && this.touchMode(n, s)) : (this.changeSource = hf, this.panPerPixel > 0 ? this.movePan(n, s) : this.handleSinglePointerMove(n, s))) + }, this.onPointerUp = t => { + const {element: e} = this, i = this.pointers.findIndex((e => e.id === t.pointerId)); + -1 !== i && this.pointers.splice(i, 1), this.panPerPixel > 0 && !t.altKey && this.resetRadius(), 0 === this.pointers.length ? (e.removeEventListener("pointermove", this.onPointerMove), e.removeEventListener("pointerup", this.onPointerUp), e.removeEventListener("touchmove", this.disableScroll), this.enablePan && this.enableTap && this.recenter(t)) : null !== this.touchMode && this.onTouchChange(t), this.scene.element[Nf].style.opacity = 0, e.style.cursor = "grab", this.panPerPixel = 0, this.isUserPointing && this.dispatchEvent({type: "pointer-change-end"}) + }, this.onWheel = t => { + this.changeSource = hf; + const e = t.deltaY * (1 == t.deltaMode ? 18 : 1) * .04 / 30; + this.userAdjustOrbit(0, 0, e), t.preventDefault() + }, this.onKeyDown = t => { + const {changeSource: e} = this; + this.changeSource = hf; + (t.shiftKey && this.enablePan ? this.panKeyCodeHandler(t) : this.orbitZoomKeyCodeHandler(t)) ? t.preventDefault() : this.changeSource = e + }, this._options = Object.assign({}, lf), this.setOrbit(0, Math.PI / 2, 1), this.setFieldOfView(100), this.jumpToGoal() + } + + get interactionEnabled() { + return this._interactionEnabled + } + + enableInteraction() { + if (!1 === this._interactionEnabled) { + const {element: t} = this; + t.addEventListener("pointerdown", this.onPointerDown), t.addEventListener("pointercancel", this.onPointerUp), this._disableZoom || t.addEventListener("wheel", this.onWheel), t.addEventListener("keydown", this.onKeyDown), t.addEventListener("touchmove", (() => { + }), {passive: !1}), t.addEventListener("contextmenu", this.onContext), this.element.style.cursor = "grab", this._interactionEnabled = !0, this.updateTouchActionStyle() + } + } + + disableInteraction() { + if (!0 === this._interactionEnabled) { + const {element: t} = this; + t.removeEventListener("pointerdown", this.onPointerDown), t.removeEventListener("pointermove", this.onPointerMove), t.removeEventListener("pointerup", this.onPointerUp), t.removeEventListener("pointercancel", this.onPointerUp), t.removeEventListener("wheel", this.onWheel), t.removeEventListener("keydown", this.onKeyDown), t.removeEventListener("contextmenu", this.onContext), t.style.cursor = "", this.touchMode = null, this._interactionEnabled = !1, this.updateTouchActionStyle() + } + } + + get options() { + return this._options + } + + set disableZoom(t) { + this._disableZoom != t && (this._disableZoom = t, !0 === t ? this.element.removeEventListener("wheel", this.onWheel) : this.element.addEventListener("wheel", this.onWheel), this.updateTouchActionStyle()) + } + + getCameraSpherical(t = new Ba) { + return t.copy(this.spherical) + } + + getFieldOfView() { + return this.camera.fov + } + + applyOptions(t) { + Object.assign(this._options, t), this.setOrbit(), this.setFieldOfView(Math.exp(this.goalLogFov)) + } + + updateNearFar(t, e) { + this.camera.near = Math.max(t, e / 1e3), this.camera.far = e, this.camera.updateProjectionMatrix() + } + + updateAspect(t) { + this.camera.aspect = t, this.camera.updateProjectionMatrix() + } + + setOrbit(t = this.goalSpherical.theta, e = this.goalSpherical.phi, i = this.goalSpherical.radius) { + const { + minimumAzimuthalAngle: n, + maximumAzimuthalAngle: s, + minimumPolarAngle: r, + maximumPolarAngle: a, + minimumRadius: o, + maximumRadius: l + } = this._options, {theta: c, phi: h, radius: u} = this.goalSpherical, d = Ko(t, n, s); + isFinite(n) || isFinite(s) || (this.spherical.theta = this.wrapAngle(this.spherical.theta - d) + d); + const A = Ko(e, r, a), p = Ko(i, o, l); + return (d !== c || A !== h || p !== u) && (this.goalSpherical.theta = d, this.goalSpherical.phi = A, this.goalSpherical.radius = p, this.goalSpherical.makeSafe(), !0) + } + + setRadius(t) { + this.goalSpherical.radius = t, this.setOrbit() + } + + setFieldOfView(t) { + const {minimumFieldOfView: e, maximumFieldOfView: i} = this._options; + t = Ko(t, e, i), this.goalLogFov = Math.log(t) + } + + setDamperDecayTime(t) { + this.thetaDamper.setDecayTime(t), this.phiDamper.setDecayTime(t), this.radiusDamper.setDecayTime(t), this.fovDamper.setDecayTime(t) + } + + adjustOrbit(t, e, i) { + const {theta: n, phi: s, radius: r} = this.goalSpherical, { + minimumRadius: a, + maximumRadius: o, + minimumFieldOfView: l, + maximumFieldOfView: c + } = this._options, h = this.spherical.theta - n, u = Math.PI - .001, d = n - Ko(t, -u - h, u - h), A = s - e, + p = 0 === i ? 0 : ((i > 0 ? o : a) - r) / (Math.log(i > 0 ? c : l) - this.goalLogFov), + m = r + i * (isFinite(p) ? p : 2 * (o - a)); + if (this.setOrbit(d, A, m), 0 !== i) { + const t = this.goalLogFov + i; + this.setFieldOfView(Math.exp(t)) + } + } + + jumpToGoal() { + this.update(0, 1e4) + } + + update(t, e) { + if (this.isStationary()) return; + const {maximumPolarAngle: i, maximumRadius: n} = this._options, + s = this.spherical.theta - this.goalSpherical.theta; + Math.abs(s) > Math.PI && !isFinite(this._options.minimumAzimuthalAngle) && !isFinite(this._options.maximumAzimuthalAngle) && (this.spherical.theta -= 2 * Math.sign(s) * Math.PI), this.spherical.theta = this.thetaDamper.update(this.spherical.theta, this.goalSpherical.theta, e, Math.PI), this.spherical.phi = this.phiDamper.update(this.spherical.phi, this.goalSpherical.phi, e, i), this.spherical.radius = this.radiusDamper.update(this.spherical.radius, this.goalSpherical.radius, e, n), this.logFov = this.fovDamper.update(this.logFov, this.goalLogFov, e, 1), this.moveCamera() + } + + updateTouchActionStyle() { + const {style: t} = this.element; + if (this._interactionEnabled) { + const {touchAction: e} = this._options; + this._disableZoom && "none" !== e ? t.touchAction = "manipulation" : t.touchAction = e + } else t.touchAction = "" + } + + isStationary() { + return this.goalSpherical.theta === this.spherical.theta && this.goalSpherical.phi === this.spherical.phi && this.goalSpherical.radius === this.spherical.radius && this.goalLogFov === this.logFov + } + + dispatchChange() { + this.dispatchEvent({type: "change", source: this.changeSource}) + } + + moveCamera() { + this.spherical.makeSafe(), this.camera.position.setFromSpherical(this.spherical), this.camera.setRotationFromEuler(new Tt(this.spherical.phi - Math.PI / 2, this.spherical.theta, 0, "YXZ")), this.camera.fov !== Math.exp(this.logFov) && (this.camera.fov = Math.exp(this.logFov), this.camera.updateProjectionMatrix()), this.dispatchChange() + } + + userAdjustOrbit(t, e, i) { + this.adjustOrbit(t * this.orbitSensitivity * this.inputSensitivity, e * this.orbitSensitivity * this.inputSensitivity, i * this.inputSensitivity), this.dispatchChange() + } + + wrapAngle(t) { + const e = (t + Math.PI) / (2 * Math.PI); + return 2 * (e - Math.floor(e)) * Math.PI - Math.PI + } + + pixelLengthToSphericalAngle(t) { + return 2 * Math.PI * t / this.element.clientHeight + } + + twoTouchDistance(t, e) { + const {clientX: i, clientY: n} = t, {clientX: s, clientY: r} = e, a = s - i, o = r - n; + return Math.sqrt(a * a + o * o) + } + + handleSinglePointerMove(t, e) { + const i = this.pixelLengthToSphericalAngle(t), n = this.pixelLengthToSphericalAngle(e); + !1 === this.isUserPointing && (this.isUserPointing = !0, this.dispatchEvent({type: "pointer-change-start"})), this.userAdjustOrbit(i, n, 0) + } + + initializePan() { + const {theta: t, phi: e} = this.spherical, i = t - this.scene.yaw; + this.panPerPixel = .018 / this.scene.height, this.panProjection.set(-Math.cos(i), -Math.cos(e) * Math.sin(i), 0, 0, Math.sin(e), 0, Math.sin(i), -Math.cos(e) * Math.cos(i), 0) + } + + movePan(t, e) { + const {scene: i} = this, n = of.set(t, e, 0).multiplyScalar(this.inputSensitivity), + s = this.spherical.radius * Math.exp(this.logFov) * this.panPerPixel; + n.multiplyScalar(s); + const r = i.getTarget(); + r.add(n.applyMatrix3(this.panProjection)), i.boundingSphere.clampPoint(r, r), i.setTarget(r.x, r.y, r.z), this.dispatchChange() + } + + recenter(t) { + if (performance.now() > this.startTime + 300 || Math.abs(t.clientX - this.startPointerPosition.clientX) > 2 || Math.abs(t.clientY - this.startPointerPosition.clientY) > 2) return; + const {scene: e} = this, i = e.positionAndNormalFromPoint(e.getNDC(t.clientX, t.clientY)); + if (null == i) { + const {cameraTarget: t} = e.element; + e.element.cameraTarget = "", e.element.cameraTarget = t, this.userAdjustOrbit(0, 0, 1) + } else e.target.worldToLocal(i.position), e.setTarget(i.position.x, i.position.y, i.position.z) + } + + resetRadius() { + const {scene: t} = this, e = t.positionAndNormalFromPoint(af.set(0, 0)); + if (null == e) return; + t.target.worldToLocal(e.position); + const i = t.getTarget(), {theta: n, phi: s} = this.spherical, r = n - t.yaw, + a = of.set(Math.sin(s) * Math.sin(r), Math.cos(s), Math.sin(s) * Math.cos(r)), o = a.dot(e.position.sub(i)); + i.add(a.multiplyScalar(o)), t.setTarget(i.x, i.y, i.z), this.setOrbit(void 0, void 0, this.goalSpherical.radius - o) + } + + onTouchChange(t) { + if (1 === this.pointers.length) this.touchMode = this.touchModeRotate; else { + if (this._disableZoom) return this.touchMode = null, void this.element.removeEventListener("touchmove", this.disableScroll); + this.touchMode = this.touchDecided && null === this.touchMode ? null : this.touchModeZoom, this.touchDecided = !0, this.element.addEventListener("touchmove", this.disableScroll, {passive: !1}), this.lastSeparation = this.twoTouchDistance(this.pointers[0], this.pointers[1]), this.enablePan && null != this.touchMode && (this.initializePan(), t.altKey || (this.scene.element[Nf].style.opacity = 1)) + } + } + + onMouseDown(t) { + this.panPerPixel = 0, this.enablePan && (2 === t.button || t.ctrlKey || t.metaKey || t.shiftKey) && (this.initializePan(), this.scene.element[Nf].style.opacity = 1), this.element.style.cursor = "grabbing" + } + + orbitZoomKeyCodeHandler(t) { + let e = !0; + switch (t.key) { + case"PageUp": + this.userAdjustOrbit(0, 0, .04); + break; + case"PageDown": + this.userAdjustOrbit(0, 0, -.04); + break; + case"ArrowUp": + this.userAdjustOrbit(0, -cf, 0); + break; + case"ArrowDown": + this.userAdjustOrbit(0, cf, 0); + break; + case"ArrowLeft": + this.userAdjustOrbit(-cf, 0, 0); + break; + case"ArrowRight": + this.userAdjustOrbit(cf, 0, 0); + break; + default: + e = !1 + } + return e + } + + panKeyCodeHandler(t) { + this.initializePan(); + let e = !0; + switch (t.key) { + case"ArrowUp": + this.movePan(0, -10); + break; + case"ArrowDown": + this.movePan(0, 10); + break; + case"ArrowLeft": + this.movePan(-10, 0); + break; + case"ArrowRight": + this.movePan(10, 0); + break; + default: + e = !1 + } + return e + } +} + /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -1107,7 +20100,23 @@ var ff=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object. * See the License for the specific language governing permissions and * limitations under the License. */ -var ov=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const lv="auto",cv="auto",hv="eager",uv=Symbol("defaultProgressBarElement"),dv=Symbol("posterContainerElement"),Av=Symbol("defaultPosterElement"),pv=Symbol("shouldDismissPoster"),mv=Symbol("hidePoster"),gv=Symbol("modelIsRevealed"),fv=Symbol("updateProgressBar"),vv=Symbol("ariaLabelCallToAction"),yv=Symbol("onProgress"); +const pf = t => t < .5 ? 2 * t * t : (4 - 2 * t) * t - 1, mf = (t, e, i = pf) => n => t + (e - t) * i(n), gf = t => { + const e = [], i = []; + let n = t.initialValue; + for (let s = 0; s < t.keyframes.length; ++s) { + const r = t.keyframes[s], {value: a, frames: o} = r, l = r.ease || pf, c = mf(n, a, l); + e.push(c), i.push(o), n = a + } + return ((t, e) => { + const i = e.map((n = 0, t => n += t)); + var n; + return e => { + e = Ko(e, 0, 1), e *= i[i.length - 1]; + const n = i.findIndex((t => t >= e)), s = n < 1 ? 0 : i[n - 1], r = i[n]; + return t[n]((e - s) / (r - s)) + } + })(e, i) +}; /* @license * Copyright 2019 Google LLC. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the 'License'); @@ -1122,5 +20131,1031 @@ var ov=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object. * See the License for the specific language governing permissions and * limitations under the License. */ -var xv=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const _v=Math.PI/32,Ev={basis:[IA(gA(_v,"rad"))],keywords:{auto:[null]}},wv=Symbol("autoRotateStartTime"),bv=Symbol("radiansPerSecond"),Cv=Symbol("syncRotationRate"),Iv=Symbol("onCameraChange"),Sv=(t=>{var e,i,n;class s extends t{constructor(){super(...arguments),this[e]=new Map,this[i]=t=>{t.forEach((t=>{t instanceof MutationRecord&&"childList"!==t.type||(t.addedNodes.forEach((t=>{this[jp](t)})),t.removedNodes.forEach((t=>{this[Yp](t)})),this[Mp]())}))},this[n]=new MutationObserver(this[Wp])}connectedCallback(){super.connectedCallback();for(let t=0;t{var i,n,s,r;class a extends t{constructor(){super(...arguments),this[i]=void 0,this[n]=null,this[s]=new Zr,this[r]=null,this.variantName=null,this.orientation="0 0 0",this.scale="1 1 1"}get model(){return this[AA]}get availableVariants(){return this.model?this.model[rA]():[]}get originalGltfJson(){return this[dA]}[(i=AA,n=uA,s=mA,r=dA,pA)](){return()=>{this[Mp]()}}async createTexture(t,e="image/png"){const i=this[uA],n=await new Promise((e=>this[mA].load(t,e)));return i&&n?(n.encoding=3001,n.wrapS=1e3,n.wrapT=1e3,n.flipY=!1,n.userData.mimeType=e,new Ku(this[pA](),n)):null}async updated(t){if(super.updated(t),t.has("variantName")){const t=this[Lp].beginActivity();t(.1);const e=this[AA],{variantName:i}=this;null!=e&&(await e[tA](i),this[Mp](),this.dispatchEvent(new CustomEvent("variant-applied"))),t(1)}if(t.has("orientation")||t.has("scale")){if(!this.loaded)return;const t=this[Sp];t.applyTransform(),t.updateBoundingBox(),t.updateShadow(),this[Dp].arRenderer.onUpdateScene(),this[Mp]()}}[Tp](){super[Tp]();const{currentGLTF:t}=this[Sp];if(null!=t){const{correlatedSceneGraph:e}=t;null!=e&&t!==this[uA]&&(this[AA]=new cA(e,this[pA]()),this[dA]=JSON.parse(JSON.stringify(e.gltf))),"variants"in t.userData&&this.requestUpdate("variantName")}this[uA]=t}async exportScene(t){const e=this[Sp];return new Promise((async(i,n)=>{const s={binary:!0,onlyVisible:!0,maxTextureSize:1/0,includeCustomExtensions:!1,forceIndices:!1};Object.assign(s,t),s.animations=e.animations,s.truncateDrawRange=!0;const r=e.shadow;let a=!1;null!=r&&(a=r.visible,r.visible=!1),await this[AA][Zd]();(new th).register((t=>new Uh(t))).parse(e.model,(t=>i(new Blob([s.binary?t:JSON.stringify(t)],{type:s.binary?"application/octet-stream":"application/json"}))),(()=>n("glTF export failed")),s),null!=r&&(r.visible=a)}))}materialFromPoint(t,e){const i=this[Sp],n=i.getNDC(t,e);return i.raycaster.setFromCamera(n,i.getCamera()),this[AA][nA](i.raycaster)}}return hA([e({type:String,attribute:"variant-name"})],a.prototype,"variantName",void 0),hA([e({type:String,attribute:"orientation"})],a.prototype,"orientation",void 0),hA([e({type:String,attribute:"scale"})],a.prototype,"scale",void 0),a})((t=>{var i,n,s;class r extends t{constructor(){super(...arguments),this.autoRotate=!1,this.autoRotateDelay=3e3,this.rotationPerSecond="auto",this[i]=performance.now(),this[n]=0,this[s]=t=>{this.autoRotate&&"user-interaction"===t.detail.source&&(this[wv]=performance.now())}}connectedCallback(){super.connectedCallback(),this.addEventListener("camera-change",this[Iv]),this[wv]=performance.now()}disconnectedCallback(){super.disconnectedCallback(),this.removeEventListener("camera-change",this[Iv]),this[wv]=performance.now()}updated(t){super.updated(t),t.has("autoRotate")&&(this[wv]=performance.now())}[(i=wv,n=bv,Cv)](t){this[bv]=t[0]}[Bp](t,e){if(super[Bp](t,e),!this.autoRotate||!this[Pp]()||this[Dp].isPresenting)return;const i=Math.min(e,t-this[wv]-this.autoRotateDelay);i>0&&(this[Sp].yaw=this.turntableRotation+this[bv]*i*.001)}get turntableRotation(){return this[Sp].yaw}resetTurntableRotation(t=0){this[Sp].yaw=t}}return s=Iv,xv([e({type:Boolean,attribute:"auto-rotate"})],r.prototype,"autoRotate",void 0),xv([e({type:Number,attribute:"auto-rotate-delay"})],r.prototype,"autoRotateDelay",void 0),xv([rf({intrinsics:Ev,updateHandler:Cv}),e({type:String,attribute:"rotation-per-second"})],r.prototype,"rotationPerSecond",void 0),r})((t=>{var i,n,s;class r extends t{constructor(){super(...arguments),this.environmentImage=null,this.skyboxImage=null,this.shadowIntensity=0,this.shadowSoftness=1,this.exposure=1,this[i]=null,this[n]=null,this[s]=null}updated(t){super.updated(t),t.has("shadowIntensity")&&(this[Sp].setShadowIntensity(.5*this.shadowIntensity),this[Mp]()),t.has("shadowSoftness")&&(this[Sp].setShadowSoftness(this.shadowSoftness),this[Mp]()),t.has("exposure")&&(this[Sp].exposure=this.exposure,this[Mp]()),(t.has("environmentImage")||t.has("skyboxImage"))&&this[Fp]()&&this[nl]()}hasBakedShadow(){return this[Sp].bakedShadows.size>0}async[(i=el,n=il,s=sl,nl)](){const{skyboxImage:t,environmentImage:e}=this;null!=this[sl]&&(this[sl](),this[sl]=null);const{textureUtils:i}=this[Dp];if(null==i)return;const n=this[Lp].beginActivity();try{const{environmentMap:s,skybox:r}=await i.generateEnvironmentMapAndSkybox(jo(t),e,(t=>n(Ko(t,0,1))));this[el]!==s&&(this[el]=s,this.dispatchEvent(new CustomEvent("environment-change"))),this[il]=null!=r?r.name===s.name?s:r:null,this[Sp].setEnvironmentAndSkybox(this[el],this[il]),this[Sp].dispatchEvent({type:"envmap-update"})}catch(t){if(t instanceof Error)throw this[Sp].setEnvironmentAndSkybox(null,null),t}finally{n(1)}}}return tl([e({type:String,attribute:"environment-image"})],r.prototype,"environmentImage",void 0),tl([e({type:String,attribute:"skybox-image"})],r.prototype,"skyboxImage",void 0),tl([e({type:Number,attribute:"shadow-intensity"})],r.prototype,"shadowIntensity",void 0),tl([e({type:Number,attribute:"shadow-softness"})],r.prototype,"shadowSoftness",void 0),tl([e({type:Number})],r.prototype,"exposure",void 0),r})((t=>{var i,n,s,r,a,o,l,c,h,u,d,A,p,m,g;class f extends t{constructor(){super(...arguments),this.cameraControls=!1,this.cameraOrbit="0deg 75deg 105%",this.cameraTarget="auto auto auto",this.fieldOfView="auto",this.minCameraOrbit="auto",this.maxCameraOrbit="auto",this.minFieldOfView="auto",this.maxFieldOfView="auto",this.interactionPromptThreshold=3e3,this.interactionPrompt=Ef,this.interactionPromptStyle=bf,this.orbitSensitivity=1,this.touchAction=Cf,this.disableZoom=!1,this.disablePan=!1,this.disableTap=!1,this.interpolationDecay=50,this[i]=this.shadowRoot.querySelector(".interaction-prompt"),this[n]=this.shadowRoot.querySelector("#prompt"),this[s]=[this.shadowRoot.querySelector("#finger0"),this.shadowRoot.querySelector("#finger1")],this[r]=this.shadowRoot.querySelector(".pan-target"),this[a]=0,this[o]=1/0,this[l]=!1,this[c]=!1,this[h]=new Af(this[Sp].camera,this[Cp],this[Sp]),this[u]=new Ba,this[d]=!1,this[A]=!1,this[p]=!1,this[m]=({source:t})=>{this[zf](),this[Mp](),t===hf&&(this[jf]=!0,this[Gf]()),this.dispatchEvent(new CustomEvent("camera-change",{detail:{source:t}}))},this[g]=t=>{"pointer-change-start"===t.type?this[bp].classList.add("pointer-tumbling"):this[bp].classList.remove("pointer-tumbling")}}get inputSensitivity(){return this[Ff].inputSensitivity}set inputSensitivity(t){this[Ff].inputSensitivity=t}getCameraOrbit(){const{theta:t,phi:e,radius:i}=this[Xf];return{theta:t,phi:e,radius:i,toString(){return`${this.theta}rad ${this.phi}rad ${this.radius}m`}}}getCameraTarget(){return Np(this[Dp].isPresenting?this[Dp].arRenderer.target:this[Sp].getTarget())}getFieldOfView(){return this[Ff].getFieldOfView()}getMinimumFieldOfView(){return this[Ff].options.minimumFieldOfView}getMaximumFieldOfView(){return this[Ff].options.maximumFieldOfView}getIdealAspect(){return this[Sp].idealAspect}jumpCameraToGoal(){this[Kf]=!0,this.requestUpdate(Kf,!1)}resetInteractionPrompt(){this[Jf]=0,this[Yf]=1/0,this[jf]=!1,this[qf]=this.interactionPrompt===Ef&&this.cameraControls}zoom(t){const e=new WheelEvent("wheel",{deltaY:-30*t});this[Cp].dispatchEvent(e)}connectedCallback(){super.connectedCallback(),this[Ff].addEventListener("change",this[Vf]),this[Ff].addEventListener("pointer-change-start",this[Wf]),this[Ff].addEventListener("pointer-change-end",this[Wf])}disconnectedCallback(){super.disconnectedCallback(),this[Ff].removeEventListener("change",this[Vf]),this[Ff].removeEventListener("pointer-change-start",this[Wf]),this[Ff].removeEventListener("pointer-change-end",this[Wf])}updated(t){super.updated(t);const e=this[Ff],i=this[Sp];if(t.has("cameraControls")&&(this.cameraControls?(e.enableInteraction(),this.interactionPrompt===Ef&&(this[qf]=!0)):(e.disableInteraction(),this[Gf]()),this[Cp].setAttribute("aria-label",this[fp])),t.has("disableZoom")&&(e.disableZoom=this.disableZoom),t.has("disablePan")&&(e.enablePan=!this.disablePan),t.has("disableTap")&&(e.enableTap=!this.disableTap),(t.has("interactionPrompt")||t.has("cameraControls")||t.has("src"))&&(this.interactionPrompt===Ef&&this.cameraControls&&!this[jf]?this[qf]=!0:this[Gf]()),t.has("interactionPromptStyle")&&(this[kf].style.opacity=this.interactionPromptStyle==wf?"1":"0"),t.has("touchAction")){const t=this.touchAction;e.applyOptions({touchAction:t}),e.updateTouchActionStyle()}t.has("orbitSensitivity")&&(e.orbitSensitivity=this.orbitSensitivity),t.has("interpolationDecay")&&(e.setDamperDecayTime(this.interpolationDecay),i.setTargetDamperDecayTime(this.interpolationDecay)),!0===this[Kf]&&Promise.resolve().then((()=>{e.jumpToGoal(),i.jumpToGoal(),this[Kf]=!1}))}async updateFraming(){const t=this[Sp],e=t.adjustedFoV(t.framedFoVDeg);await t.updateFraming();const i=t.adjustedFoV(t.framedFoVDeg),n=this[Ff].getFieldOfView()/e;this[Ff].setFieldOfView(i*n),this[Zf]=!0,this.requestUpdate("maxFieldOfView"),this.requestUpdate("fieldOfView"),this.requestUpdate("minCameraOrbit"),this.requestUpdate("maxCameraOrbit"),this.requestUpdate("cameraOrbit"),await this.updateComplete}interact(t,e,i){const n=this[Cp],s=this[Of];if("1"===s[0].style.opacity)return void console.warn("interact() failed because an existing interaction is running.");const r=new Array;r.push({x:gf(e.x),y:gf(e.y)});const a=[{x:r[0].x(0),y:r[0].y(0)}];null!=i&&(r.push({x:gf(i.x),y:gf(i.y)}),a.push({x:r[1].x(0),y:r[1].y(0)}));let o=performance.now();const{width:l,height:c}=this[Sp],h=t=>{for(const[e,i]of a.entries()){const{style:r}=s[e];r.transform=`translateX(${l*i.x}px) translateY(${c*i.y}px)`,"pointerdown"===t?r.opacity="1":"pointerup"===t&&(r.opacity="0");const a={pointerId:e-5678,pointerType:"touch",target:n,clientX:l*i.x,clientY:c*i.y,altKey:!0};n.dispatchEvent(new PointerEvent(t,a))}},u=()=>{const{changeSource:e}=this[Ff];if(e!==df||!n.isConnected){for(const t of this[Of])t.style.opacity="0";return h("pointercancel"),this.dispatchEvent(new CustomEvent("interact-stopped",{detail:{source:e}})),void document.removeEventListener("visibilitychange",d)}const i=Math.min(1,(performance.now()-o)/t);for(const[t,e]of a.entries())e.x=r[t].x(i),e.y=r[t].y(i);h("pointermove"),i<1?requestAnimationFrame(u):(h("pointerup"),this.dispatchEvent(new CustomEvent("interact-stopped",{detail:{source:e}})),document.removeEventListener("visibilitychange",d))},d=()=>{let t=0;"hidden"===document.visibilityState?t=performance.now()-o:o=performance.now()-t};document.addEventListener("visibilitychange",d),h("pointerdown"),requestAnimationFrame(u)}[(i=Uf,n=kf,s=Of,r=Nf,a=Jf,o=Yf,l=jf,c=qf,h=Ff,u=Xf,d=Kf,A=$f,p=Zf,ev)](t){const e=this[Sp];e.framedFoVDeg=180*t[0]/Math.PI,this[Ff].setFieldOfView(e.adjustedFoV(e.framedFoVDeg))}[tv](t){const e=this[Ff];if(this[Zf]){const{theta:e,phi:i}=this.getCameraOrbit();t[0]=e,t[1]=i,this[Zf]=!1}e.changeSource=uf,e.setOrbit(t[0],t[1],t[2])}[nv](t){this[Ff].applyOptions({minimumAzimuthalAngle:t[0],minimumPolarAngle:t[1],minimumRadius:t[2]}),this.jumpCameraToGoal()}[sv](t){this[Ff].applyOptions({maximumAzimuthalAngle:t[0],maximumPolarAngle:t[1],maximumRadius:t[2]}),this[Hf](t[2]),this.jumpCameraToGoal()}[rv](t){this[Ff].applyOptions({minimumFieldOfView:180*t[0]/Math.PI}),this.jumpCameraToGoal()}[av](t){const e=this[Sp].adjustedFoV(180*t[0]/Math.PI);this[Ff].applyOptions({maximumFieldOfView:e}),this.jumpCameraToGoal()}[iv](t){const[e,i,n]=t;this[Dp].arRenderer.isPresenting||this[Sp].setTarget(e,i,n),this[Ff].changeSource=uf,this[Dp].arRenderer.updateTarget()}[Bp](t,e){if(super[Bp](t,e),this[Dp].isPresenting||!this[Pp]())return;const i=this[Ff],n=this[Sp],s=performance.now();if(this[qf]&&this.loaded&&s>this[_p]+this.interactionPromptThreshold&&(this[qf]=!1,this[Yf]=s,this[Uf].classList.add("visible")),isFinite(this[Yf])&&this.interactionPromptStyle===bf){const t=(s-this[Yf])/5e3%1,e=vf(t),r=yf(t);if(this[kf].style.opacity=`${r}`,e!==this[Jf]){const t=e*n.width*.05,s=(e-this[Jf])*Math.PI/16;this[kf].style.transform=`translateX(${t}px)`,i.changeSource=df,i.adjustOrbit(s,0,0),this[Jf]=e}}i.update(t,e),n.updateTarget(e)&&this[Vf]({type:"change",source:i.changeSource})}[Gf](){this[qf]=!1,this[Uf].classList.remove("visible"),this[Yf]=1/0}[Hf](t){const e=2*Math.max(this[Sp].boundingSphere.radius,t);this[Ff].updateNearFar(0,e)}[zf](){const{theta:t,phi:e}=this[Ff].getCameraSpherical(this[Xf]),i=(4+Math.floor((t%Pf+Qf)/Df))%4,n=Math.floor(e/Lf),s=xf[i],r=_f[n];this[xp](`View from stage ${r}${s}`)}get[fp](){return super[fp]+(this.cameraControls?". Use mouse, touch or arrow keys to move.":"")}async[Rp](t){const e=this[Ff],i=this[Sp],n=i.adjustedFoV(i.framedFoVDeg);super[Rp](t);const s=i.adjustedFoV(i.framedFoVDeg)/n,r=e.getFieldOfView()*(isFinite(s)?s:1);e.updateAspect(this[Sp].aspect),this.requestUpdate("maxFieldOfView",this.maxFieldOfView),await this.updateComplete,this[Ff].setFieldOfView(r),this.jumpCameraToGoal()}[Tp](){super[Tp](),this[$f]?this[Zf]=!0:this[$f]=!0,this.requestUpdate("maxFieldOfView",this.maxFieldOfView),this.requestUpdate("fieldOfView",this.fieldOfView),this.requestUpdate("minCameraOrbit",this.minCameraOrbit),this.requestUpdate("maxCameraOrbit",this.maxCameraOrbit),this.requestUpdate("cameraOrbit",this.cameraOrbit),this.requestUpdate("cameraTarget",this.cameraTarget),this.jumpCameraToGoal()}}return m=Vf,g=Wf,ff([e({type:Boolean,attribute:"camera-controls"})],f.prototype,"cameraControls",void 0),ff([rf({intrinsics:Mf,observeEffects:!0,updateHandler:tv}),e({type:String,attribute:"camera-orbit",hasChanged:()=>!0})],f.prototype,"cameraOrbit",void 0),ff([rf({intrinsics:Rf,observeEffects:!0,updateHandler:iv}),e({type:String,attribute:"camera-target",hasChanged:()=>!0})],f.prototype,"cameraTarget",void 0),ff([rf({intrinsics:If,observeEffects:!0,updateHandler:ev}),e({type:String,attribute:"field-of-view",hasChanged:()=>!0})],f.prototype,"fieldOfView",void 0),ff([rf({intrinsics:Bf,updateHandler:nv}),e({type:String,attribute:"min-camera-orbit",hasChanged:()=>!0})],f.prototype,"minCameraOrbit",void 0),ff([rf({intrinsics:Tf,updateHandler:sv}),e({type:String,attribute:"max-camera-orbit",hasChanged:()=>!0})],f.prototype,"maxCameraOrbit",void 0),ff([rf({intrinsics:Sf,updateHandler:rv}),e({type:String,attribute:"min-field-of-view",hasChanged:()=>!0})],f.prototype,"minFieldOfView",void 0),ff([rf({intrinsics:If,updateHandler:av}),e({type:String,attribute:"max-field-of-view",hasChanged:()=>!0})],f.prototype,"maxFieldOfView",void 0),ff([e({type:Number,attribute:"interaction-prompt-threshold"})],f.prototype,"interactionPromptThreshold",void 0),ff([e({type:String,attribute:"interaction-prompt"})],f.prototype,"interactionPrompt",void 0),ff([e({type:String,attribute:"interaction-prompt-style"})],f.prototype,"interactionPromptStyle",void 0),ff([e({type:Number,attribute:"orbit-sensitivity"})],f.prototype,"orbitSensitivity",void 0),ff([e({type:String,attribute:"touch-action"})],f.prototype,"touchAction",void 0),ff([e({type:Boolean,attribute:"disable-zoom"})],f.prototype,"disableZoom",void 0),ff([e({type:Boolean,attribute:"disable-pan"})],f.prototype,"disablePan",void 0),ff([e({type:Boolean,attribute:"disable-tap"})],f.prototype,"disableTap",void 0),ff([e({type:Number,attribute:"interpolation-decay"})],f.prototype,"interpolationDecay",void 0),f})((t=>{var i,n,s,r,a,o,l,c,h,u;class d extends t{constructor(){super(...arguments),this.ar=!1,this.arScale="auto",this.arPlacement="floor",this.arModes="webxr scene-viewer quick-look",this.iosSrc=null,this.xrEnvironment=!1,this[i]=!1,this[n]=this.shadowRoot.querySelector(".ar-button"),this[s]=document.createElement("a"),this[r]=new Set,this[a]=rg,this[o]=!1,this[l]=t=>{t.preventDefault(),this.activateAR()},this[c]=({status:t})=>{t!==qh&&this[Dp].arRenderer.presentedScene!==this[Sp]||(this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}})),t===qh?this.removeAttribute("ar-tracking"):t===jh&&this.setAttribute("ar-tracking",Xh))},this[h]=({status:t})=>{this.setAttribute("ar-tracking",t),this.dispatchEvent(new CustomEvent("ar-tracking",{detail:{status:t}}))},this[u]=t=>{"_apple_ar_quicklook_button_tapped"==t.data&&this.dispatchEvent(new CustomEvent("quick-look-button-tapped"))}}get canActivateAR(){return this[ug]!==rg}connectedCallback(){super.connectedCallback(),this[Dp].arRenderer.addEventListener("status",this[gg]),this.setAttribute("ar-status",qh),this[Dp].arRenderer.addEventListener("tracking",this[fg]),this[Ag].addEventListener("message",this[vg])}disconnectedCallback(){super.disconnectedCallback(),this[Dp].arRenderer.removeEventListener("status",this[gg]),this[Dp].arRenderer.removeEventListener("tracking",this[fg]),this[Ag].removeEventListener("message",this[vg])}update(t){super.update(t),t.has("arScale")&&(this[Sp].canScale="fixed"!==this.arScale),t.has("arPlacement")&&(this[Sp].updateShadow(),this[Mp]()),t.has("arModes")&&(this[dg]=tg(this.arModes)),(t.has("ar")||t.has("arModes")||t.has("src")||t.has("iosSrc"))&&this[yg]()}async activateAR(){switch(this[ug]){case ig:this[cg]();break;case sg:await this[og]();break;case ng:this[lg]();break;default:console.warn("No AR Mode can be activated. This is probably due to missing configuration or device capabilities")}}async[(i=hg,n=ag,s=Ag,r=dg,a=ug,o=pg,l=mg,c=gg,h=fg,u=vg,yg)](){let t=rg;if(this.ar){if(null!=this.src)for(const e of this[dg]){if("webxr"===e&&ko&&!$m&&await this[Dp].arRenderer.supportsPresentation()){t=sg;break}if("scene-viewer"===e&&Vo&&!Zm){t=ng;break}if("quick-look"===e&&qo){t=ig;break}}t===rg&&null!=this.iosSrc&&qo&&(t=ig)}if(t!==rg)this[ag].classList.add("enabled"),this[ag].addEventListener("click",this[mg]);else if(this[ag].classList.contains("enabled")){this[ag].removeEventListener("click",this[mg]),this[ag].classList.remove("enabled");const t=Jh;this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}}))}this[ug]=t}async[og](){console.log("Attempting to present in AR with WebXR..."),await this[xg]();try{this[ag].removeEventListener("click",this[mg]);const{arRenderer:t}=this[Dp];t.placeOnWall="wall"===this.arPlacement,await t.present(this[Sp],this.xrEnvironment)}catch(t){console.warn("Error while trying to present in AR with WebXR"),console.error(t),await this[Dp].arRenderer.stopPresenting(),$m=!0,console.warn("Falling back to next ar-mode"),await this[yg](),this.activateAR()}finally{this[yg]()}}async[xg](){this.loaded||(this[pg]=!0,this[Ep](),await((t,e,i=null)=>new Promise((n=>{t.addEventListener(e,(function s(r){i&&!i(r)||(n(r),t.removeEventListener(e,s))}))})))(this,"load"),this[pg]=!1)}[Fp](){return super[Fp]()||this[pg]}[lg](){const t=self.location.toString(),e=new URL(t),i=new URL(this.src,t),n=new URLSearchParams(i.search);if(e.hash="#model-viewer-no-ar-fallback",n.set("mode","ar_preferred"),n.has("disable_occlusion")||n.set("disable_occlusion","true"),"fixed"===this.arScale&&n.set("resizable","false"),"wall"===this.arPlacement&&n.set("enable_vertical_placement","true"),n.has("sound")){const e=new URL(n.get("sound"),t);n.set("sound",e.toString())}if(n.has("link")){const e=new URL(n.get("link"),t);n.set("link",e.toString())}const s=`intent://arvr.google.com/scene-viewer/1.0?${n.toString()+"&file="+encodeURIComponent(i.toString())}#Intent;scheme=https;package=com.google.ar.core;action=android.intent.action.VIEW;S.browser_fallback_url=${encodeURIComponent(e.toString())};end;`;self.addEventListener("hashchange",(()=>{"#model-viewer-no-ar-fallback"===self.location.hash&&(Zm=!0,self.history.back(),console.warn("Error while trying to present in AR with Scene Viewer"),console.warn("Falling back to next ar-mode"),this[yg]())}),{once:!0}),this[Ag].setAttribute("href",s),console.log("Attempting to present in AR with Scene Viewer..."),this[Ag].click()}async[cg](){const t=!this.iosSrc;this[ag].classList.remove("enabled");const e=t?await this.prepareUSDZ():this.iosSrc,i=new URL(e,self.location.toString());if(t){const t=self.location.toString(),e=new URL(t),n=new URL(this.src,e);n.hash&&(i.hash=n.hash)}"fixed"===this.arScale&&(i.hash&&(i.hash+="&"),i.hash+="allowsContentScaling=0");const n=this[Ag];n.setAttribute("rel","ar");const s=document.createElement("img");n.appendChild(s),n.setAttribute("href",i.toString()),t&&n.setAttribute("download","model.usdz"),n.style.display="none",n.isConnected||this.shadowRoot.appendChild(n),console.log("Attempting to present in AR with Quick Look..."),n.click(),n.removeChild(s),t&&URL.revokeObjectURL(e),this[ag].classList.add("enabled")}async prepareUSDZ(){const t=this[Lp].beginActivity();await this[xg]();const{model:e,shadow:i}=this[Sp];if(null==e)return"";let n=!1;null!=i&&(n=i.visible,i.visible=!1),t(.2);const s=new zm,r=await s.parse(e),a=new Blob([r],{type:"model/vnd.usdz+zip"}),o=URL.createObjectURL(a);return t(1),null!=i&&(i.visible=n),o}}return Km([e({type:Boolean,attribute:"ar"})],d.prototype,"ar",void 0),Km([e({type:String,attribute:"ar-scale"})],d.prototype,"arScale",void 0),Km([e({type:String,attribute:"ar-placement"})],d.prototype,"arPlacement",void 0),Km([e({type:String,attribute:"ar-modes"})],d.prototype,"arModes",void 0),Km([e({type:String,attribute:"ios-src"})],d.prototype,"iosSrc",void 0),Km([e({type:Boolean,attribute:"xr-environment"})],d.prototype,"xrEnvironment",void 0),d})((t=>{var i,n,s,r,a,o,l,c;class h extends t{constructor(...t){super(...t),this.poster=null,this.reveal=lv,this.loading=cv,this[i]=!1,this[n]=!1,this[s]=this.shadowRoot.querySelector(".slot.poster"),this[r]=this.shadowRoot.querySelector("#default-poster"),this[a]=this.shadowRoot.querySelector("#default-progress-bar > .bar"),this[o]=this[Av].getAttribute("aria-label"),this[l]=((t,e)=>{let i=null;const n=(...n)=>{null==i&&(t(...n),i=self.setTimeout((()=>i=null),e))};return n.flush=()=>{null!=i&&(self.clearTimeout(i),i=null)},n})((t=>{const e=this[uv].parentNode;requestAnimationFrame((()=>{this[uv].style.transform=`scaleX(${t})`,0===t&&(e.removeChild(this[uv]),e.appendChild(this[uv])),1===t?this[uv].classList.add("hide"):this[uv].classList.remove("hide")}))}),100),this[c]=t=>{const e=t.detail.totalProgress;1===e&&(this[fv].flush(),this.loaded&&(this[pv]||this.reveal===lv)&&this[mv]()),this[fv](e),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:e}}))};const e=self.ModelViewerElement||{},h=e.dracoDecoderLocation||"https://www.gstatic.com/draco/versioned/decoders/1.4.1/";qc.setDRACODecoderLocation(h);const u=e.ktx2TranscoderLocation||"https://www.gstatic.com/basis-universal/versioned/2021-04-15-ba1c3e4/";qc.setKTX2TranscoderLocation(u),e.meshoptDecoderLocation&&qc.setMeshoptDecoderLocation(e.meshoptDecoderLocation)}static set dracoDecoderLocation(t){qc.setDRACODecoderLocation(t)}static get dracoDecoderLocation(){return qc.getDRACODecoderLocation()}static set ktx2TranscoderLocation(t){qc.setKTX2TranscoderLocation(t)}static get ktx2TranscoderLocation(){return qc.getKTX2TranscoderLocation()}static set meshoptDecoderLocation(t){qc.setMeshoptDecoderLocation(t)}static get meshoptDecoderLocation(){return qc.getMeshoptDecoderLocation()}static mapURLs(t){Tu.singleton.loader[Hc].manager.setURLModifier(t)}dismissPoster(){this.loaded?this[mv]():(this[pv]=!0,this[Ep]())}showPoster(){const t=this[dv];if(t.classList.contains("show"))return;t.classList.add("show"),this[Cp].classList.remove("show");const e=this[Av];e.removeAttribute("tabindex"),e.removeAttribute("aria-hidden");const i=this.modelIsVisible;this[gv]=!1,this[gp](i)}getDimensions(){return Np(this[Sp].size)}getBoundingBoxCenter(){return Np(this[Sp].boundingBox.getCenter(new V))}connectedCallback(){super.connectedCallback(),this.showPoster(),this[Lp].addEventListener("progress",this[yv])}disconnectedCallback(){super.disconnectedCallback(),this[Lp].removeEventListener("progress",this[yv])}async updated(t){super.updated(t),t.has("poster")&&null!=this.poster&&(this[Av].style.backgroundImage=`url(${this.poster})`),t.has("alt")&&this[Av].setAttribute("aria-label",this[vp]),(t.has("reveal")||t.has("loading"))&&this[Ep]()}[(i=gv,n=pv,s=dv,r=Av,a=uv,o=vv,l=fv,c=yv,Fp)](){return!!this.src&&(this[pv]||this.loading===hv||this.reveal===lv&&this[mp])}[mv](){this[pv]=!1;const t=this[dv];if(!t.classList.contains("show"))return;t.classList.remove("show"),this[Cp].classList.add("show");const e=this.modelIsVisible;this[gv]=!0,this[gp](e);const i=this.getRootNode();i&&i.activeElement===this&&this[Cp].focus();const n=this[Av];n.setAttribute("aria-hidden","true"),n.tabIndex=-1,this.dispatchEvent(new CustomEvent("poster-dismissed"))}[Pp](){return super[Pp]()&&this[gv]}}return ov([e({type:String})],h.prototype,"poster",void 0),ov([e({type:String})],h.prototype,"reveal",void 0),ov([e({type:String})],h.prototype,"loading",void 0),h})((t=>{var i;class n extends t{constructor(...t){super(t),this.autoplay=!1,this.animationName=void 0,this.animationCrossfadeDuration=300,this[i]=!0,this[Sp].subscribeMixerEvent("loop",(t=>{const e=t.action._loopCount;this.dispatchEvent(new CustomEvent("loop",{detail:{count:e}}))})),this[Sp].subscribeMixerEvent("finished",(()=>{this[zp]=!0,this.dispatchEvent(new CustomEvent("finished"))}))}get availableAnimations(){return this.loaded?this[Sp].animationNames:[]}get duration(){return this[Sp].duration}get paused(){return this[zp]}get currentTime(){return this[Sp].animationTime}set currentTime(t){this[Sp].animationTime=t,this[Mp]()}get timeScale(){return this[Sp].animationTimeScale}set timeScale(t){this[Sp].animationTimeScale=t}pause(){this[zp]||(this[zp]=!0,this.dispatchEvent(new CustomEvent("pause")))}play(t){this.availableAnimations.length>0&&(this[zp]=!1,this[Gp](t),this.dispatchEvent(new CustomEvent("play")))}[(i=zp,Tp)](){super[Tp](),this[zp]=!0,this.autoplay&&this.play()}[Bp](t,e){super[Bp](t,e),this[zp]||!this[Pp]()&&!this[Dp].isPresenting||(this[Sp].updateAnimation(e/1e3),this[Mp]())}updated(t){super.updated(t),t.has("autoplay")&&this.autoplay&&this.play(),t.has("animationName")&&this[Gp]()}[Gp](t=Hp){var e;const i=null!==(e=t.repetitions)&&void 0!==e?e:1/0,n=t.pingpong?2202:1===i?2200:2201;this[Sp].playAnimation(this.animationName,this.animationCrossfadeDuration/1e3,n,i),this[zp]&&(this[Sp].updateAnimation(0),this[Mp]())}}return Op([e({type:Boolean})],n.prototype,"autoplay",void 0),Op([e({type:String,attribute:"animation-name"})],n.prototype,"animationName",void 0),Op([e({type:Number,attribute:"animation-crossfade-duration"})],n.prototype,"animationCrossfadeDuration",void 0),n})((t=>{var e;const i=Symbol("endPolyfillCoordination");return e=i,class extends t{constructor(){super(...arguments),this[e]=null}connectedCallback(){super.connectedCallback&&super.connectedCallback(),null==this[i]&&(this[i]=(t=>{if(null==t.shadowRoot||t.hasAttribute("data-js-focus-visible"))return()=>{};if(!self.applyFocusVisiblePolyfill){const e=()=>{self.applyFocusVisiblePolyfill(t.shadowRoot)};return self.addEventListener("focus-visible-polyfill-ready",e,{once:!0}),()=>{self.removeEventListener("focus-visible-polyfill-ready",e)}}return self.applyFocusVisiblePolyfill(t.shadowRoot),()=>{}})(this))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),null!=this[i]&&(this[i](),this[i]=null)}}})(kp)))))))));customElements.define("model-viewer",Sv);export{Sv as ModelViewerElement}; +var ff = function (t, e, i, n) { + for (var s, r = arguments.length, a = r < 3 ? e : null === n ? n = Object.getOwnPropertyDescriptor(e, i) : n, o = t.length - 1; o >= 0; o--) (s = t[o]) && (a = (r < 3 ? s(a) : r > 3 ? s(e, i, a) : s(e, i)) || a); + return r > 3 && a && Object.defineProperty(e, i, a), a +}; +const vf = gf({ + initialValue: 0, + keyframes: [{frames: 5, value: -1}, {frames: 1, value: -1}, {frames: 8, value: 1}, { + frames: 1, + value: 1 + }, {frames: 5, value: 0}, {frames: 18, value: 0}] + }), yf = gf({ + initialValue: 0, + keyframes: [{frames: 1, value: 1}, {frames: 5, value: 1}, {frames: 1, value: 0}, {frames: 6, value: 0}] + }), xf = ["front", "right", "back", "left"], _f = ["upper-", "", "lower-"], Ef = "auto", wf = "basic", bf = "wiggle", + Cf = "none", If = () => ({basis: [IA(gA(30, "deg"))], keywords: {auto: [null]}}), + Sf = () => ({basis: [IA(gA(12, "deg"))], keywords: {auto: [null]}}), Mf = (() => { + const t = fA("0deg 75deg 105%")[0].terms, e = MA(t[0]), i = MA(t[1]); + return t => { + const n = t[Sp].idealCameraDistance(); + return {basis: [e, i, gA(n, "m")], keywords: {auto: [null, null, gA(105, "%")]}} + } + })(), Bf = t => { + const e = 2.2 * t[Sp].boundingSphere.radius; + return {basis: [gA(-1 / 0, "rad"), gA(Math.PI / 8, "rad"), gA(e, "m")], keywords: {auto: [null, null, null]}} + }, Tf = t => { + const e = Mf(t), i = new Gg([], e).evaluate()[2]; + return { + basis: [gA(1 / 0, "rad"), gA(Math.PI - Math.PI / 8, "rad"), gA(i, "m")], + keywords: {auto: [null, null, null]} + } + }, Rf = t => { + const e = t[Sp].boundingBox.getCenter(new V); + return {basis: [gA(e.x, "m"), gA(e.y, "m"), gA(e.z, "m")], keywords: {auto: [null, null, null]}} + }, Df = Math.PI / 2, Lf = Math.PI / 3, Qf = Df / 2, Pf = 2 * Math.PI, Ff = Symbol("controls"), + Nf = Symbol("panElement"), Uf = Symbol("promptElement"), kf = Symbol("promptAnimatedContainer"), + Of = Symbol("fingerAnimatedContainers"), Gf = Symbol("deferInteractionPrompt"), zf = Symbol("updateAria"), + Hf = Symbol("updateCameraForRadius"), Vf = Symbol("onChange"), Wf = Symbol("onPointerChange"), + qf = Symbol("waitingToPromptUser"), jf = Symbol("userHasInteracted"), Yf = Symbol("promptElementVisibleTime"), + Jf = Symbol("lastPromptOffset"), Xf = Symbol("lastSpherical"), Kf = Symbol("jumpCamera"), + $f = Symbol("initialized"), Zf = Symbol("maintainThetaPhi"), tv = Symbol("syncCameraOrbit"), + ev = Symbol("syncFieldOfView"), iv = Symbol("syncCameraTarget"), nv = Symbol("syncMinCameraOrbit"), + sv = Symbol("syncMaxCameraOrbit"), rv = Symbol("syncMinFieldOfView"), av = Symbol("syncMaxFieldOfView"); +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +var ov = function (t, e, i, n) { + for (var s, r = arguments.length, a = r < 3 ? e : null === n ? n = Object.getOwnPropertyDescriptor(e, i) : n, o = t.length - 1; o >= 0; o--) (s = t[o]) && (a = (r < 3 ? s(a) : r > 3 ? s(e, i, a) : s(e, i)) || a); + return r > 3 && a && Object.defineProperty(e, i, a), a +}; +const lv = "auto", cv = "auto", hv = "eager", uv = Symbol("defaultProgressBarElement"), + dv = Symbol("posterContainerElement"), Av = Symbol("defaultPosterElement"), pv = Symbol("shouldDismissPoster"), + mv = Symbol("hidePoster"), gv = Symbol("modelIsRevealed"), fv = Symbol("updateProgressBar"), + vv = Symbol("ariaLabelCallToAction"), yv = Symbol("onProgress"); +/* @license + * Copyright 2019 Google LLC. All Rights Reserved. + * Licensed under the Apache License, Version 2.0 (the 'License'); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an 'AS IS' BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +var xv = function (t, e, i, n) { + for (var s, r = arguments.length, a = r < 3 ? e : null === n ? n = Object.getOwnPropertyDescriptor(e, i) : n, o = t.length - 1; o >= 0; o--) (s = t[o]) && (a = (r < 3 ? s(a) : r > 3 ? s(e, i, a) : s(e, i)) || a); + return r > 3 && a && Object.defineProperty(e, i, a), a +}; +const _v = Math.PI / 32, Ev = {basis: [IA(gA(_v, "rad"))], keywords: {auto: [null]}}, + wv = Symbol("autoRotateStartTime"), bv = Symbol("radiansPerSecond"), Cv = Symbol("syncRotationRate"), + Iv = Symbol("onCameraChange"), Sv = (t => { + var e, i, n; + + class s extends t { + constructor() { + super(...arguments), this[e] = new Map, this[i] = t => { + t.forEach((t => { + t instanceof MutationRecord && "childList" !== t.type || (t.addedNodes.forEach((t => { + this[jp](t) + })), t.removedNodes.forEach((t => { + this[Yp](t) + })), this[Mp]()) + })) + }, this[n] = new MutationObserver(this[Wp]) + } + + connectedCallback() { + super.connectedCallback(); + for (let t = 0; t < this.children.length; ++t) this[jp](this.children[t]); + const {ShadyDOM: t} = self; + null == t ? this[qp].observe(this, {childList: !0}) : this[qp] = t.observeChildren(this, this[Wp]) + } + + disconnectedCallback() { + super.disconnectedCallback(); + const {ShadyDOM: t} = self; + null == t ? this[qp].disconnect() : t.unobserveChildren(this[qp]) + } + + [(e = Vp, i = Wp, n = qp, Bp)](t, e) { + super[Bp](t, e); + const i = this[Sp], {annotationRenderer: n} = i, s = i.getCamera(); + i.shouldRender() && (i.updateHotspots(s.position), n.domElement.style.display = "", n.render(i, s)) + } + + updateHotspot(t) { + const e = this[Vp].get(t.name); + null != e && (e.updatePosition(t.position), e.updateNormal(t.normal), this[Mp]()) + } + + queryHotspot(t) { + const e = this[Vp].get(t); + if (null == e) return null; + const i = Np(e.position), n = Np(e.normal), s = e.facingCamera, r = this[Sp], a = r.getCamera(), o = new V; + o.setFromMatrixPosition(e.matrixWorld), o.project(a); + const l = r.width / 2, c = r.height / 2; + o.x = o.x * l + l, o.y = -o.y * c + c; + const h = Np(new V(o.x, o.y, o.z)); + return Number.isFinite(h.x) && Number.isFinite(h.y) ? { + position: i, + normal: n, + canvasPosition: h, + facingCamera: s + } : null + } + + positionAndNormalFromPoint(t, e) { + const i = this[Sp], n = i.getNDC(t, e), s = i.positionAndNormalFromPoint(n); + if (null == s) return null; + Jp.copy(i.target.matrixWorld).invert(); + const r = Np(s.position.applyMatrix4(Jp)); + Xp.getNormalMatrix(Jp); + const a = Np(s.normal.applyNormalMatrix(Xp)); + let o = null; + return null != s.uv && (o = Up(s.uv)), {position: r, normal: a, uv: o} + } + + [jp](t) { + if (!(t instanceof HTMLElement && 0 === t.slot.indexOf("hotspot"))) return; + let e = this[Vp].get(t.slot); + null != e ? e.increment() : (e = new BA({ + name: t.slot, + position: t.dataset.position, + normal: t.dataset.normal + }), this[Vp].set(t.slot, e), this[Sp].addHotspot(e)), this[Sp].queueRender() + } + + [Yp](t) { + if (!(t instanceof HTMLElement)) return; + const e = this[Vp].get(t.slot); + e && (e.decrement() && (this[Sp].removeHotspot(e), this[Vp].delete(t.slot)), this[Sp].queueRender()) + } + } + + return s + })((t => { + var i, n, s, r; + + class a extends t { + constructor() { + super(...arguments), this[i] = void 0, this[n] = null, this[s] = new Zr, this[r] = null, this.variantName = null, this.orientation = "0 0 0", this.scale = "1 1 1" + } + + get model() { + return this[AA] + } + + get availableVariants() { + return this.model ? this.model[rA]() : [] + } + + get originalGltfJson() { + return this[dA] + } + + [(i = AA, n = uA, s = mA, r = dA, pA)]() { + return () => { + this[Mp]() + } + } + + async createTexture(t, e = "image/png") { + const i = this[uA], n = await new Promise((e => this[mA].load(t, e))); + return i && n ? (n.encoding = 3001, n.wrapS = 1e3, n.wrapT = 1e3, n.flipY = !1, n.userData.mimeType = e, new Ku(this[pA](), n)) : null + } + + async updated(t) { + if (super.updated(t), t.has("variantName")) { + const t = this[Lp].beginActivity(); + t(.1); + const e = this[AA], {variantName: i} = this; + null != e && (await e[tA](i), this[Mp](), this.dispatchEvent(new CustomEvent("variant-applied"))), t(1) + } + if (t.has("orientation") || t.has("scale")) { + if (!this.loaded) return; + const t = this[Sp]; + t.applyTransform(), t.updateBoundingBox(), t.updateShadow(), this[Dp].arRenderer.onUpdateScene(), this[Mp]() + } + } + + [Tp]() { + super[Tp](); + const {currentGLTF: t} = this[Sp]; + if (null != t) { + const {correlatedSceneGraph: e} = t; + null != e && t !== this[uA] && (this[AA] = new cA(e, this[pA]()), this[dA] = JSON.parse(JSON.stringify(e.gltf))), "variants" in t.userData && this.requestUpdate("variantName") + } + this[uA] = t + } + + async exportScene(t) { + const e = this[Sp]; + return new Promise((async (i, n) => { + const s = { + binary: !0, + onlyVisible: !0, + maxTextureSize: 1 / 0, + includeCustomExtensions: !1, + forceIndices: !1 + }; + Object.assign(s, t), s.animations = e.animations, s.truncateDrawRange = !0; + const r = e.shadow; + let a = !1; + null != r && (a = r.visible, r.visible = !1), await this[AA][Zd](); + (new th).register((t => new Uh(t))).parse(e.model, (t => i(new Blob([s.binary ? t : JSON.stringify(t)], {type: s.binary ? "application/octet-stream" : "application/json"}))), (() => n("glTF export failed")), s), null != r && (r.visible = a) + })) + } + + materialFromPoint(t, e) { + const i = this[Sp], n = i.getNDC(t, e); + return i.raycaster.setFromCamera(n, i.getCamera()), this[AA][nA](i.raycaster) + } + } + + return hA([e({type: String, attribute: "variant-name"})], a.prototype, "variantName", void 0), hA([e({ + type: String, + attribute: "orientation" + })], a.prototype, "orientation", void 0), hA([e({ + type: String, + attribute: "scale" + })], a.prototype, "scale", void 0), a + })((t => { + var i, n, s; + + class r extends t { + constructor() { + super(...arguments), this.autoRotate = !1, this.autoRotateDelay = 3e3, this.rotationPerSecond = "auto", this[i] = performance.now(), this[n] = 0, this[s] = t => { + this.autoRotate && "user-interaction" === t.detail.source && (this[wv] = performance.now()) + } + } + + connectedCallback() { + super.connectedCallback(), this.addEventListener("camera-change", this[Iv]), this[wv] = performance.now() + } + + disconnectedCallback() { + super.disconnectedCallback(), this.removeEventListener("camera-change", this[Iv]), this[wv] = performance.now() + } + + updated(t) { + super.updated(t), t.has("autoRotate") && (this[wv] = performance.now()) + } + + [(i = wv, n = bv, Cv)](t) { + this[bv] = t[0] + } + + [Bp](t, e) { + if (super[Bp](t, e), !this.autoRotate || !this[Pp]() || this[Dp].isPresenting) return; + const i = Math.min(e, t - this[wv] - this.autoRotateDelay); + i > 0 && (this[Sp].yaw = this.turntableRotation + this[bv] * i * .001) + } + + get turntableRotation() { + return this[Sp].yaw + } + + resetTurntableRotation(t = 0) { + this[Sp].yaw = t + } + } + + return s = Iv, xv([e({ + type: Boolean, + attribute: "auto-rotate" + })], r.prototype, "autoRotate", void 0), xv([e({ + type: Number, + attribute: "auto-rotate-delay" + })], r.prototype, "autoRotateDelay", void 0), xv([rf({intrinsics: Ev, updateHandler: Cv}), e({ + type: String, + attribute: "rotation-per-second" + })], r.prototype, "rotationPerSecond", void 0), r + })((t => { + var i, n, s; + + class r extends t { + constructor() { + super(...arguments), this.environmentImage = null, this.skyboxImage = null, this.shadowIntensity = 0, this.shadowSoftness = 1, this.exposure = 1, this[i] = null, this[n] = null, this[s] = null + } + + updated(t) { + super.updated(t), t.has("shadowIntensity") && (this[Sp].setShadowIntensity(.5 * this.shadowIntensity), this[Mp]()), t.has("shadowSoftness") && (this[Sp].setShadowSoftness(this.shadowSoftness), this[Mp]()), t.has("exposure") && (this[Sp].exposure = this.exposure, this[Mp]()), (t.has("environmentImage") || t.has("skyboxImage")) && this[Fp]() && this[nl]() + } + + hasBakedShadow() { + return this[Sp].bakedShadows.size > 0 + } + + async [(i = el, n = il, s = sl, nl)]() { + const {skyboxImage: t, environmentImage: e} = this; + null != this[sl] && (this[sl](), this[sl] = null); + const {textureUtils: i} = this[Dp]; + if (null == i) return; + const n = this[Lp].beginActivity(); + try { + const { + environmentMap: s, + skybox: r + } = await i.generateEnvironmentMapAndSkybox(jo(t), e, (t => n(Ko(t, 0, 1)))); + this[el] !== s && (this[el] = s, this.dispatchEvent(new CustomEvent("environment-change"))), this[il] = null != r ? r.name === s.name ? s : r : null, this[Sp].setEnvironmentAndSkybox(this[el], this[il]), this[Sp].dispatchEvent({type: "envmap-update"}) + } catch (t) { + if (t instanceof Error) throw this[Sp].setEnvironmentAndSkybox(null, null), t + } finally { + n(1) + } + } + } + + return tl([e({ + type: String, + attribute: "environment-image" + })], r.prototype, "environmentImage", void 0), tl([e({ + type: String, + attribute: "skybox-image" + })], r.prototype, "skyboxImage", void 0), tl([e({ + type: Number, + attribute: "shadow-intensity" + })], r.prototype, "shadowIntensity", void 0), tl([e({ + type: Number, + attribute: "shadow-softness" + })], r.prototype, "shadowSoftness", void 0), tl([e({type: Number})], r.prototype, "exposure", void 0), r + })((t => { + var i, n, s, r, a, o, l, c, h, u, d, A, p, m, g; + + class f extends t { + constructor() { + super(...arguments), this.cameraControls = !1, this.cameraOrbit = "0deg 75deg 105%", this.cameraTarget = "auto auto auto", this.fieldOfView = "auto", this.minCameraOrbit = "auto", this.maxCameraOrbit = "auto", this.minFieldOfView = "auto", this.maxFieldOfView = "auto", this.interactionPromptThreshold = 3e3, this.interactionPrompt = Ef, this.interactionPromptStyle = bf, this.orbitSensitivity = 1, this.touchAction = Cf, this.disableZoom = !1, this.disablePan = !1, this.disableTap = !1, this.interpolationDecay = 50, this[i] = this.shadowRoot.querySelector(".interaction-prompt"), this[n] = this.shadowRoot.querySelector("#prompt"), this[s] = [this.shadowRoot.querySelector("#finger0"), this.shadowRoot.querySelector("#finger1")], this[r] = this.shadowRoot.querySelector(".pan-target"), this[a] = 0, this[o] = 1 / 0, this[l] = !1, this[c] = !1, this[h] = new Af(this[Sp].camera, this[Cp], this[Sp]), this[u] = new Ba, this[d] = !1, this[A] = !1, this[p] = !1, this[m] = ({source: t}) => { + this[zf](), this[Mp](), t === hf && (this[jf] = !0, this[Gf]()), this.dispatchEvent(new CustomEvent("camera-change", {detail: {source: t}})) + }, this[g] = t => { + "pointer-change-start" === t.type ? this[bp].classList.add("pointer-tumbling") : this[bp].classList.remove("pointer-tumbling") + } + } + + get inputSensitivity() { + return this[Ff].inputSensitivity + } + + set inputSensitivity(t) { + this[Ff].inputSensitivity = t + } + + getCameraOrbit() { + const {theta: t, phi: e, radius: i} = this[Xf]; + return { + theta: t, phi: e, radius: i, toString() { + return `${this.theta}rad ${this.phi}rad ${this.radius}m` + } + } + } + + getCameraTarget() { + return Np(this[Dp].isPresenting ? this[Dp].arRenderer.target : this[Sp].getTarget()) + } + + getFieldOfView() { + return this[Ff].getFieldOfView() + } + + getMinimumFieldOfView() { + return this[Ff].options.minimumFieldOfView + } + + getMaximumFieldOfView() { + return this[Ff].options.maximumFieldOfView + } + + getIdealAspect() { + return this[Sp].idealAspect + } + + jumpCameraToGoal() { + this[Kf] = !0, this.requestUpdate(Kf, !1) + } + + resetInteractionPrompt() { + this[Jf] = 0, this[Yf] = 1 / 0, this[jf] = !1, this[qf] = this.interactionPrompt === Ef && this.cameraControls + } + + zoom(t) { + const e = new WheelEvent("wheel", {deltaY: -30 * t}); + this[Cp].dispatchEvent(e) + } + + connectedCallback() { + super.connectedCallback(), this[Ff].addEventListener("change", this[Vf]), this[Ff].addEventListener("pointer-change-start", this[Wf]), this[Ff].addEventListener("pointer-change-end", this[Wf]) + } + + disconnectedCallback() { + super.disconnectedCallback(), this[Ff].removeEventListener("change", this[Vf]), this[Ff].removeEventListener("pointer-change-start", this[Wf]), this[Ff].removeEventListener("pointer-change-end", this[Wf]) + } + + updated(t) { + super.updated(t); + const e = this[Ff], i = this[Sp]; + if (t.has("cameraControls") && (this.cameraControls ? (e.enableInteraction(), this.interactionPrompt === Ef && (this[qf] = !0)) : (e.disableInteraction(), this[Gf]()), this[Cp].setAttribute("aria-label", this[fp])), t.has("disableZoom") && (e.disableZoom = this.disableZoom), t.has("disablePan") && (e.enablePan = !this.disablePan), t.has("disableTap") && (e.enableTap = !this.disableTap), (t.has("interactionPrompt") || t.has("cameraControls") || t.has("src")) && (this.interactionPrompt === Ef && this.cameraControls && !this[jf] ? this[qf] = !0 : this[Gf]()), t.has("interactionPromptStyle") && (this[kf].style.opacity = this.interactionPromptStyle == wf ? "1" : "0"), t.has("touchAction")) { + const t = this.touchAction; + e.applyOptions({touchAction: t}), e.updateTouchActionStyle() + } + t.has("orbitSensitivity") && (e.orbitSensitivity = this.orbitSensitivity), t.has("interpolationDecay") && (e.setDamperDecayTime(this.interpolationDecay), i.setTargetDamperDecayTime(this.interpolationDecay)), !0 === this[Kf] && Promise.resolve().then((() => { + e.jumpToGoal(), i.jumpToGoal(), this[Kf] = !1 + })) + } + + async updateFraming() { + const t = this[Sp], e = t.adjustedFoV(t.framedFoVDeg); + await t.updateFraming(); + const i = t.adjustedFoV(t.framedFoVDeg), n = this[Ff].getFieldOfView() / e; + this[Ff].setFieldOfView(i * n), this[Zf] = !0, this.requestUpdate("maxFieldOfView"), this.requestUpdate("fieldOfView"), this.requestUpdate("minCameraOrbit"), this.requestUpdate("maxCameraOrbit"), this.requestUpdate("cameraOrbit"), await this.updateComplete + } + + interact(t, e, i) { + const n = this[Cp], s = this[Of]; + if ("1" === s[0].style.opacity) return void console.warn("interact() failed because an existing interaction is running."); + const r = new Array; + r.push({x: gf(e.x), y: gf(e.y)}); + const a = [{x: r[0].x(0), y: r[0].y(0)}]; + null != i && (r.push({x: gf(i.x), y: gf(i.y)}), a.push({x: r[1].x(0), y: r[1].y(0)})); + let o = performance.now(); + const {width: l, height: c} = this[Sp], h = t => { + for (const [e, i] of a.entries()) { + const {style: r} = s[e]; + r.transform = `translateX(${l * i.x}px) translateY(${c * i.y}px)`, "pointerdown" === t ? r.opacity = "1" : "pointerup" === t && (r.opacity = "0"); + const a = { + pointerId: e - 5678, + pointerType: "touch", + target: n, + clientX: l * i.x, + clientY: c * i.y, + altKey: !0 + }; + n.dispatchEvent(new PointerEvent(t, a)) + } + }, u = () => { + const {changeSource: e} = this[Ff]; + if (e !== df || !n.isConnected) { + for (const t of this[Of]) t.style.opacity = "0"; + return h("pointercancel"), this.dispatchEvent(new CustomEvent("interact-stopped", {detail: {source: e}})), void document.removeEventListener("visibilitychange", d) + } + const i = Math.min(1, (performance.now() - o) / t); + for (const [t, e] of a.entries()) e.x = r[t].x(i), e.y = r[t].y(i); + h("pointermove"), i < 1 ? requestAnimationFrame(u) : (h("pointerup"), this.dispatchEvent(new CustomEvent("interact-stopped", {detail: {source: e}})), document.removeEventListener("visibilitychange", d)) + }, d = () => { + let t = 0; + "hidden" === document.visibilityState ? t = performance.now() - o : o = performance.now() - t + }; + document.addEventListener("visibilitychange", d), h("pointerdown"), requestAnimationFrame(u) + } + + [(i = Uf, n = kf, s = Of, r = Nf, a = Jf, o = Yf, l = jf, c = qf, h = Ff, u = Xf, d = Kf, A = $f, p = Zf, ev)](t) { + const e = this[Sp]; + e.framedFoVDeg = 180 * t[0] / Math.PI, this[Ff].setFieldOfView(e.adjustedFoV(e.framedFoVDeg)) + } + + [tv](t) { + const e = this[Ff]; + if (this[Zf]) { + const {theta: e, phi: i} = this.getCameraOrbit(); + t[0] = e, t[1] = i, this[Zf] = !1 + } + e.changeSource = uf, e.setOrbit(t[0], t[1], t[2]) + } + + [nv](t) { + this[Ff].applyOptions({ + minimumAzimuthalAngle: t[0], + minimumPolarAngle: t[1], + minimumRadius: t[2] + }), this.jumpCameraToGoal() + } + + [sv](t) { + this[Ff].applyOptions({ + maximumAzimuthalAngle: t[0], + maximumPolarAngle: t[1], + maximumRadius: t[2] + }), this[Hf](t[2]), this.jumpCameraToGoal() + } + + [rv](t) { + this[Ff].applyOptions({minimumFieldOfView: 180 * t[0] / Math.PI}), this.jumpCameraToGoal() + } + + [av](t) { + const e = this[Sp].adjustedFoV(180 * t[0] / Math.PI); + this[Ff].applyOptions({maximumFieldOfView: e}), this.jumpCameraToGoal() + } + + [iv](t) { + const [e, i, n] = t; + this[Dp].arRenderer.isPresenting || this[Sp].setTarget(e, i, n), this[Ff].changeSource = uf, this[Dp].arRenderer.updateTarget() + } + + [Bp](t, e) { + if (super[Bp](t, e), this[Dp].isPresenting || !this[Pp]()) return; + const i = this[Ff], n = this[Sp], s = performance.now(); + if (this[qf] && this.loaded && s > this[_p] + this.interactionPromptThreshold && (this[qf] = !1, this[Yf] = s, this[Uf].classList.add("visible")), isFinite(this[Yf]) && this.interactionPromptStyle === bf) { + const t = (s - this[Yf]) / 5e3 % 1, e = vf(t), r = yf(t); + if (this[kf].style.opacity = `${r}`, e !== this[Jf]) { + const t = e * n.width * .05, s = (e - this[Jf]) * Math.PI / 16; + this[kf].style.transform = `translateX(${t}px)`, i.changeSource = df, i.adjustOrbit(s, 0, 0), this[Jf] = e + } + } + i.update(t, e), n.updateTarget(e) && this[Vf]({type: "change", source: i.changeSource}) + } + + [Gf]() { + this[qf] = !1, this[Uf].classList.remove("visible"), this[Yf] = 1 / 0 + } + + [Hf](t) { + const e = 2 * Math.max(this[Sp].boundingSphere.radius, t); + this[Ff].updateNearFar(0, e) + } + + [zf]() { + const {theta: t, phi: e} = this[Ff].getCameraSpherical(this[Xf]), + i = (4 + Math.floor((t % Pf + Qf) / Df)) % 4, n = Math.floor(e / Lf), s = xf[i], r = _f[n]; + this[xp](`View from stage ${r}${s}`) + } + + get [fp]() { + return super[fp] + (this.cameraControls ? ". Use mouse, touch or arrow keys to move." : "") + } + + async [Rp](t) { + const e = this[Ff], i = this[Sp], n = i.adjustedFoV(i.framedFoVDeg); + super[Rp](t); + const s = i.adjustedFoV(i.framedFoVDeg) / n, r = e.getFieldOfView() * (isFinite(s) ? s : 1); + e.updateAspect(this[Sp].aspect), this.requestUpdate("maxFieldOfView", this.maxFieldOfView), await this.updateComplete, this[Ff].setFieldOfView(r), this.jumpCameraToGoal() + } + + [Tp]() { + super[Tp](), this[$f] ? this[Zf] = !0 : this[$f] = !0, this.requestUpdate("maxFieldOfView", this.maxFieldOfView), this.requestUpdate("fieldOfView", this.fieldOfView), this.requestUpdate("minCameraOrbit", this.minCameraOrbit), this.requestUpdate("maxCameraOrbit", this.maxCameraOrbit), this.requestUpdate("cameraOrbit", this.cameraOrbit), this.requestUpdate("cameraTarget", this.cameraTarget), this.jumpCameraToGoal() + } + } + + return m = Vf, g = Wf, ff([e({ + type: Boolean, + attribute: "camera-controls" + })], f.prototype, "cameraControls", void 0), ff([rf({ + intrinsics: Mf, + observeEffects: !0, + updateHandler: tv + }), e({ + type: String, + attribute: "camera-orbit", + hasChanged: () => !0 + })], f.prototype, "cameraOrbit", void 0), ff([rf({ + intrinsics: Rf, + observeEffects: !0, + updateHandler: iv + }), e({ + type: String, + attribute: "camera-target", + hasChanged: () => !0 + })], f.prototype, "cameraTarget", void 0), ff([rf({ + intrinsics: If, + observeEffects: !0, + updateHandler: ev + }), e({ + type: String, + attribute: "field-of-view", + hasChanged: () => !0 + })], f.prototype, "fieldOfView", void 0), ff([rf({intrinsics: Bf, updateHandler: nv}), e({ + type: String, + attribute: "min-camera-orbit", + hasChanged: () => !0 + })], f.prototype, "minCameraOrbit", void 0), ff([rf({intrinsics: Tf, updateHandler: sv}), e({ + type: String, + attribute: "max-camera-orbit", + hasChanged: () => !0 + })], f.prototype, "maxCameraOrbit", void 0), ff([rf({intrinsics: Sf, updateHandler: rv}), e({ + type: String, + attribute: "min-field-of-view", + hasChanged: () => !0 + })], f.prototype, "minFieldOfView", void 0), ff([rf({intrinsics: If, updateHandler: av}), e({ + type: String, + attribute: "max-field-of-view", + hasChanged: () => !0 + })], f.prototype, "maxFieldOfView", void 0), ff([e({ + type: Number, + attribute: "interaction-prompt-threshold" + })], f.prototype, "interactionPromptThreshold", void 0), ff([e({ + type: String, + attribute: "interaction-prompt" + })], f.prototype, "interactionPrompt", void 0), ff([e({ + type: String, + attribute: "interaction-prompt-style" + })], f.prototype, "interactionPromptStyle", void 0), ff([e({ + type: Number, + attribute: "orbit-sensitivity" + })], f.prototype, "orbitSensitivity", void 0), ff([e({ + type: String, + attribute: "touch-action" + })], f.prototype, "touchAction", void 0), ff([e({ + type: Boolean, + attribute: "disable-zoom" + })], f.prototype, "disableZoom", void 0), ff([e({ + type: Boolean, + attribute: "disable-pan" + })], f.prototype, "disablePan", void 0), ff([e({ + type: Boolean, + attribute: "disable-tap" + })], f.prototype, "disableTap", void 0), ff([e({ + type: Number, + attribute: "interpolation-decay" + })], f.prototype, "interpolationDecay", void 0), f + })((t => { + var i, n, s, r, a, o, l, c, h, u; + + class d extends t { + constructor() { + super(...arguments), this.ar = !1, this.arScale = "auto", this.arPlacement = "floor", this.arModes = "webxr scene-viewer quick-look", this.iosSrc = null, this.xrEnvironment = !1, this[i] = !1, this[n] = this.shadowRoot.querySelector(".ar-button"), this[s] = document.createElement("a"), this[r] = new Set, this[a] = rg, this[o] = !1, this[l] = t => { + t.preventDefault(), this.activateAR() + }, this[c] = ({status: t}) => { + t !== qh && this[Dp].arRenderer.presentedScene !== this[Sp] || (this.setAttribute("ar-status", t), this.dispatchEvent(new CustomEvent("ar-status", {detail: {status: t}})), t === qh ? this.removeAttribute("ar-tracking") : t === jh && this.setAttribute("ar-tracking", Xh)) + }, this[h] = ({status: t}) => { + this.setAttribute("ar-tracking", t), this.dispatchEvent(new CustomEvent("ar-tracking", {detail: {status: t}})) + }, this[u] = t => { + "_apple_ar_quicklook_button_tapped" == t.data && this.dispatchEvent(new CustomEvent("quick-look-button-tapped")) + } + } + + get canActivateAR() { + return this[ug] !== rg + } + + connectedCallback() { + super.connectedCallback(), this[Dp].arRenderer.addEventListener("status", this[gg]), this.setAttribute("ar-status", qh), this[Dp].arRenderer.addEventListener("tracking", this[fg]), this[Ag].addEventListener("message", this[vg]) + } + + disconnectedCallback() { + super.disconnectedCallback(), this[Dp].arRenderer.removeEventListener("status", this[gg]), this[Dp].arRenderer.removeEventListener("tracking", this[fg]), this[Ag].removeEventListener("message", this[vg]) + } + + update(t) { + super.update(t), t.has("arScale") && (this[Sp].canScale = "fixed" !== this.arScale), t.has("arPlacement") && (this[Sp].updateShadow(), this[Mp]()), t.has("arModes") && (this[dg] = tg(this.arModes)), (t.has("ar") || t.has("arModes") || t.has("src") || t.has("iosSrc")) && this[yg]() + } + + async activateAR() { + switch (this[ug]) { + case ig: + this[cg](); + break; + case sg: + await this[og](); + break; + case ng: + this[lg](); + break; + default: + console.warn("No AR Mode can be activated. This is probably due to missing configuration or device capabilities") + } + } + + async [(i = hg, n = ag, s = Ag, r = dg, a = ug, o = pg, l = mg, c = gg, h = fg, u = vg, yg)]() { + let t = rg; + if (this.ar) { + if (null != this.src) for (const e of this[dg]) { + if ("webxr" === e && ko && !$m && await this[Dp].arRenderer.supportsPresentation()) { + t = sg; + break + } + if ("scene-viewer" === e && Vo && !Zm) { + t = ng; + break + } + if ("quick-look" === e && qo) { + t = ig; + break + } + } + t === rg && null != this.iosSrc && qo && (t = ig) + } + if (t !== rg) this[ag].classList.add("enabled"), this[ag].addEventListener("click", this[mg]); else if (this[ag].classList.contains("enabled")) { + this[ag].removeEventListener("click", this[mg]), this[ag].classList.remove("enabled"); + const t = Jh; + this.setAttribute("ar-status", t), this.dispatchEvent(new CustomEvent("ar-status", {detail: {status: t}})) + } + this[ug] = t + } + + async [og]() { + console.log("Attempting to present in AR with WebXR..."), await this[xg](); + try { + this[ag].removeEventListener("click", this[mg]); + const {arRenderer: t} = this[Dp]; + t.placeOnWall = "wall" === this.arPlacement, await t.present(this[Sp], this.xrEnvironment) + } catch (t) { + console.warn("Error while trying to present in AR with WebXR"), console.error(t), await this[Dp].arRenderer.stopPresenting(), $m = !0, console.warn("Falling back to next ar-mode"), await this[yg](), this.activateAR() + } finally { + this[yg]() + } + } + + async [xg]() { + this.loaded || (this[pg] = !0, this[Ep](), await ((t, e, i = null) => new Promise((n => { + t.addEventListener(e, (function s(r) { + i && !i(r) || (n(r), t.removeEventListener(e, s)) + })) + })))(this, "load"), this[pg] = !1) + } + + [Fp]() { + return super[Fp]() || this[pg] + } + + [lg]() { + const t = self.location.toString(), e = new URL(t), i = new URL(this.src, t), + n = new URLSearchParams(i.search); + if (e.hash = "#model-viewer-no-ar-fallback", n.set("mode", "ar_preferred"), n.has("disable_occlusion") || n.set("disable_occlusion", "true"), "fixed" === this.arScale && n.set("resizable", "false"), "wall" === this.arPlacement && n.set("enable_vertical_placement", "true"), n.has("sound")) { + const e = new URL(n.get("sound"), t); + n.set("sound", e.toString()) + } + if (n.has("link")) { + const e = new URL(n.get("link"), t); + n.set("link", e.toString()) + } + const s = `intent://arvr.google.com/scene-viewer/1.0?${n.toString() + "&file=" + encodeURIComponent(i.toString())}#Intent;scheme=https;package=com.google.ar.core;action=android.intent.action.VIEW;S.browser_fallback_url=${encodeURIComponent(e.toString())};end;`; + self.addEventListener("hashchange", (() => { + "#model-viewer-no-ar-fallback" === self.location.hash && (Zm = !0, self.history.back(), console.warn("Error while trying to present in AR with Scene Viewer"), console.warn("Falling back to next ar-mode"), this[yg]()) + }), {once: !0}), this[Ag].setAttribute("href", s), console.log("Attempting to present in AR with Scene Viewer..."), this[Ag].click() + } + + async [cg]() { + const t = !this.iosSrc; + this[ag].classList.remove("enabled"); + const e = t ? await this.prepareUSDZ() : this.iosSrc, i = new URL(e, self.location.toString()); + if (t) { + const t = self.location.toString(), e = new URL(t), n = new URL(this.src, e); + n.hash && (i.hash = n.hash) + } + "fixed" === this.arScale && (i.hash && (i.hash += "&"), i.hash += "allowsContentScaling=0"); + const n = this[Ag]; + n.setAttribute("rel", "ar"); + const s = document.createElement("img"); + n.appendChild(s), n.setAttribute("href", i.toString()), t && n.setAttribute("download", "model.usdz"), n.style.display = "none", n.isConnected || this.shadowRoot.appendChild(n), console.log("Attempting to present in AR with Quick Look..."), n.click(), n.removeChild(s), t && URL.revokeObjectURL(e), this[ag].classList.add("enabled") + } + + async prepareUSDZ() { + const t = this[Lp].beginActivity(); + await this[xg](); + const {model: e, shadow: i} = this[Sp]; + if (null == e) return ""; + let n = !1; + null != i && (n = i.visible, i.visible = !1), t(.2); + const s = new zm, r = await s.parse(e), a = new Blob([r], {type: "model/vnd.usdz+zip"}), + o = URL.createObjectURL(a); + return t(1), null != i && (i.visible = n), o + } + } + + return Km([e({type: Boolean, attribute: "ar"})], d.prototype, "ar", void 0), Km([e({ + type: String, + attribute: "ar-scale" + })], d.prototype, "arScale", void 0), Km([e({ + type: String, + attribute: "ar-placement" + })], d.prototype, "arPlacement", void 0), Km([e({ + type: String, + attribute: "ar-modes" + })], d.prototype, "arModes", void 0), Km([e({ + type: String, + attribute: "ios-src" + })], d.prototype, "iosSrc", void 0), Km([e({ + type: Boolean, + attribute: "xr-environment" + })], d.prototype, "xrEnvironment", void 0), d + })((t => { + var i, n, s, r, a, o, l, c; + + class h extends t { + constructor(...t) { + super(...t), this.poster = null, this.reveal = lv, this.loading = cv, this[i] = !1, this[n] = !1, this[s] = this.shadowRoot.querySelector(".slot.poster"), this[r] = this.shadowRoot.querySelector("#default-poster"), this[a] = this.shadowRoot.querySelector("#default-progress-bar > .bar"), this[o] = this[Av].getAttribute("aria-label"), this[l] = ((t, e) => { + let i = null; + const n = (...n) => { + null == i && (t(...n), i = self.setTimeout((() => i = null), e)) + }; + return n.flush = () => { + null != i && (self.clearTimeout(i), i = null) + }, n + })((t => { + const e = this[uv].parentNode; + requestAnimationFrame((() => { + this[uv].style.transform = `scaleX(${t})`, 0 === t && (e.removeChild(this[uv]), e.appendChild(this[uv])), 1 === t ? this[uv].classList.add("hide") : this[uv].classList.remove("hide") + })) + }), 100), this[c] = t => { + const e = t.detail.totalProgress; + 1 === e && (this[fv].flush(), this.loaded && (this[pv] || this.reveal === lv) && this[mv]()), this[fv](e), this.dispatchEvent(new CustomEvent("progress", {detail: {totalProgress: e}})) + }; + const e = self.ModelViewerElement || {}, + h = e.dracoDecoderLocation || "https://www.gstatic.com/draco/versioned/decoders/1.4.1/"; + qc.setDRACODecoderLocation(h); + const u = e.ktx2TranscoderLocation || "https://www.gstatic.com/basis-universal/versioned/2021-04-15-ba1c3e4/"; + qc.setKTX2TranscoderLocation(u), e.meshoptDecoderLocation && qc.setMeshoptDecoderLocation(e.meshoptDecoderLocation) + } + + static set dracoDecoderLocation(t) { + qc.setDRACODecoderLocation(t) + } + + static get dracoDecoderLocation() { + return qc.getDRACODecoderLocation() + } + + static set ktx2TranscoderLocation(t) { + qc.setKTX2TranscoderLocation(t) + } + + static get ktx2TranscoderLocation() { + return qc.getKTX2TranscoderLocation() + } + + static set meshoptDecoderLocation(t) { + qc.setMeshoptDecoderLocation(t) + } + + static get meshoptDecoderLocation() { + return qc.getMeshoptDecoderLocation() + } + + static mapURLs(t) { + Tu.singleton.loader[Hc].manager.setURLModifier(t) + } + + dismissPoster() { + this.loaded ? this[mv]() : (this[pv] = !0, this[Ep]()) + } + + showPoster() { + const t = this[dv]; + if (t.classList.contains("show")) return; + t.classList.add("show"), this[Cp].classList.remove("show"); + const e = this[Av]; + e.removeAttribute("tabindex"), e.removeAttribute("aria-hidden"); + const i = this.modelIsVisible; + this[gv] = !1, this[gp](i) + } + + getDimensions() { + return Np(this[Sp].size) + } + + getBoundingBoxCenter() { + return Np(this[Sp].boundingBox.getCenter(new V)) + } + + connectedCallback() { + super.connectedCallback(), this.showPoster(), this[Lp].addEventListener("progress", this[yv]) + } + + disconnectedCallback() { + super.disconnectedCallback(), this[Lp].removeEventListener("progress", this[yv]) + } + + async updated(t) { + super.updated(t), t.has("poster") && null != this.poster && (this[Av].style.backgroundImage = `url(${this.poster})`), t.has("alt") && this[Av].setAttribute("aria-label", this[vp]), (t.has("reveal") || t.has("loading")) && this[Ep]() + } + + [(i = gv, n = pv, s = dv, r = Av, a = uv, o = vv, l = fv, c = yv, Fp)]() { + return !!this.src && (this[pv] || this.loading === hv || this.reveal === lv && this[mp]) + } + + [mv]() { + this[pv] = !1; + const t = this[dv]; + if (!t.classList.contains("show")) return; + t.classList.remove("show"), this[Cp].classList.add("show"); + const e = this.modelIsVisible; + this[gv] = !0, this[gp](e); + const i = this.getRootNode(); + i && i.activeElement === this && this[Cp].focus(); + const n = this[Av]; + n.setAttribute("aria-hidden", "true"), n.tabIndex = -1, this.dispatchEvent(new CustomEvent("poster-dismissed")) + } + + [Pp]() { + return super[Pp]() && this[gv] + } + } + + return ov([e({type: String})], h.prototype, "poster", void 0), ov([e({type: String})], h.prototype, "reveal", void 0), ov([e({type: String})], h.prototype, "loading", void 0), h + })((t => { + var i; + + class n extends t { + constructor(...t) { + super(t), this.autoplay = !1, this.animationName = void 0, this.animationCrossfadeDuration = 300, this[i] = !0, this[Sp].subscribeMixerEvent("loop", (t => { + const e = t.action._loopCount; + this.dispatchEvent(new CustomEvent("loop", {detail: {count: e}})) + })), this[Sp].subscribeMixerEvent("finished", (() => { + this[zp] = !0, this.dispatchEvent(new CustomEvent("finished")) + })) + } + + get availableAnimations() { + return this.loaded ? this[Sp].animationNames : [] + } + + get duration() { + return this[Sp].duration + } + + get paused() { + return this[zp] + } + + get currentTime() { + return this[Sp].animationTime + } + + set currentTime(t) { + this[Sp].animationTime = t, this[Mp]() + } + + get timeScale() { + return this[Sp].animationTimeScale + } + + set timeScale(t) { + this[Sp].animationTimeScale = t + } + + pause() { + this[zp] || (this[zp] = !0, this.dispatchEvent(new CustomEvent("pause"))) + } + + play(t) { + this.availableAnimations.length > 0 && (this[zp] = !1, this[Gp](t), this.dispatchEvent(new CustomEvent("play"))) + } + + [(i = zp, Tp)]() { + super[Tp](), this[zp] = !0, this.autoplay && this.play() + } + + [Bp](t, e) { + super[Bp](t, e), this[zp] || !this[Pp]() && !this[Dp].isPresenting || (this[Sp].updateAnimation(e / 1e3), this[Mp]()) + } + + updated(t) { + super.updated(t), t.has("autoplay") && this.autoplay && this.play(), t.has("animationName") && this[Gp]() + } + + [Gp](t = Hp) { + var e; + const i = null !== (e = t.repetitions) && void 0 !== e ? e : 1 / 0, + n = t.pingpong ? 2202 : 1 === i ? 2200 : 2201; + this[Sp].playAnimation(this.animationName, this.animationCrossfadeDuration / 1e3, n, i), this[zp] && (this[Sp].updateAnimation(0), this[Mp]()) + } + } + + return Op([e({type: Boolean})], n.prototype, "autoplay", void 0), Op([e({ + type: String, + attribute: "animation-name" + })], n.prototype, "animationName", void 0), Op([e({ + type: Number, + attribute: "animation-crossfade-duration" + })], n.prototype, "animationCrossfadeDuration", void 0), n + })((t => { + var e; + const i = Symbol("endPolyfillCoordination"); + return e = i, class extends t { + constructor() { + super(...arguments), this[e] = null + } + + connectedCallback() { + super.connectedCallback && super.connectedCallback(), null == this[i] && (this[i] = (t => { + if (null == t.shadowRoot || t.hasAttribute("data-js-focus-visible")) return () => { + }; + if (!self.applyFocusVisiblePolyfill) { + const e = () => { + self.applyFocusVisiblePolyfill(t.shadowRoot) + }; + return self.addEventListener("focus-visible-polyfill-ready", e, {once: !0}), () => { + self.removeEventListener("focus-visible-polyfill-ready", e) + } + } + return self.applyFocusVisiblePolyfill(t.shadowRoot), () => { + } + })(this)) + } + + disconnectedCallback() { + super.disconnectedCallback && super.disconnectedCallback(), null != this[i] && (this[i](), this[i] = null) + } + } + })(kp))))))))); +// customElements.define("model-viewer", Sv); +if (!customElements.get("model-viewer")) { + customElements.define("model-viewer", Sv); +} +export {Sv as ModelViewerElement}; //# sourceMappingURL=model-viewer.min.js.map