pages/assets/chunks/theme.iTIei8Mj.js

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 * @license
 * Copyright 2010-2024 Three.js Authors
 * SPDX-License-Identifier: MIT
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this.convert(s,this._workingColorSpace,e)},toWorkingColorSpace:function(s,e){return this.convert(s,e,this._workingColorSpace)},getPrimaries:function(s){return oo[s].primaries},getTransfer:function(s){return s===ti?Tr:oo[s].transfer}};function zs(s){return s<.04045?s*.0773993808:Math.pow(s*.9478672986+.0521327014,2.4)}function ul(s){return s<.0031308?s*12.92:1.055*Math.pow(s,.41666)-.055}let ds;class op{static getDataURL(e){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{ds===void 0&&(ds=Ir("canvas")),ds.width=e.width,ds.height=e.height;const n=ds.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=ds}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=Ir("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const i=n.getImageData(0,0,e.width,e.height),r=i.data;for(let o=0;o<r.length;o++)r[o]=zs(r[o]/255)*255;return n.putImageData(i,0,0),t}else if(e.data){const t=e.data.slice(0);for(let n=0;n<t.length;n++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[n]=Math.floor(zs(t[n]/255)*255):t[n]=zs(t[n]);return{data:t,width:e.width,height:e.height}}else return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let ov=0;class ji{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:ov++}),this.uuid=vn(),this.data=e,this.dataReady=!0,this.version=0}set needsUpdate(e){e===!0&&this.version++}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.images[this.uuid]!==void 0)return e.images[this.uuid];const n={uuid:this.uuid,url:""},i=this.data;if(i!==null){let r;if(Array.isArray(i)){r=[];for(let o=0,a=i.length;o<a;o++)i[o].isDataTexture?r.push(hl(i[o].image)):r.push(hl(i[o]))}else r=hl(i);n.url=r}return t||(e.images[this.uuid]=n),n}}function hl(s){return typeof HTMLImageElement<"u"&&s instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&s instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&s instanceof ImageBitmap?op.getDataURL(s):s.data?{data:Array.from(s.data),width:s.width,height:s.height,type:s.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let av=0;class Pt extends ui{constructor(e=Pt.DEFAULT_IMAGE,t=Pt.DEFAULT_MAPPING,n=Mn,i=Mn,r=Ot,o=zn,a=un,l=li,c=Pt.DEFAULT_ANISOTROPY,u=ti){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:av++}),this.uuid=vn(),this.name="",this.source=new ji(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=o,this.anisotropy=c,this.format=a,this.internalFormat=null,this.type=l,this.offset=new se(0,0),this.repeat=new se(1,1),this.center=new se(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Ze,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=u,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}get image(){return this.source.data}set image(e=null){this.source.data=e}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(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,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,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==Ca)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Mr:e.x=e.x-Math.floor(e.x);break;case Mn:e.x=e.x<0?0:1;break;case br:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case Mr:e.y=e.y-Math.floor(e.y);break;case Mn:e.y=e.y<0?0:1;break;case br:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}}Pt.DEFAULT_IMAGE=null;Pt.DEFAULT_MAPPING=Ca;Pt.DEFAULT_ANISOTROPY=1;class gt{constructor(e=0,t=0,n=0,i=1){gt.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){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: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=this.w,o=e.elements;return this.x=o[0]*t+o[4]*n+o[8]*i+o[12]*r,this.y=o[1]*t+o[5]*n+o[9]*i+o[13]*r,this.z=o[2]*t+o[6]*n+o[10]*i+o[14]*r,this.w=o[3]*t+o[7]*n+o[11]*i+o[15]*r,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,i,r;const l=e.elements,c=l[0],u=l[4],h=l[8],d=l[1],f=l[5],g=l[9],v=l[2],m=l[6],p=l[10];if(Math.abs(u-d)<.01&&Math.abs(h-v)<.01&&Math.abs(g-m)<.01){if(Math.abs(u+d)<.1&&Math.abs(h+v)<.1&&Math.abs(g+m)<.1&&Math.abs(c+f+p-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const _=(c+1)/2,x=(f+1)/2,A=(p+1)/2,b=(u+d)/4,E=(h+v)/4,I=(g+m)/4;return _>x&&_>A?_<.01?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(_),i=b/n,r=E/n):x>A?x<.01?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(x),n=b/i,r=I/i):A<.01?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(A),n=E/r,i=I/r),this.set(n,i,r,t),this}let y=Math.sqrt((m-g)*(m-g)+(h-v)*(h-v)+(d-u)*(d-u));return Math.abs(y)<.001&&(y=1),this.x=(m-g)/y,this.y=(h-v)/y,this.z=(d-u)/y,this.w=Math.acos((c+f+p-1)/2),this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}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=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.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(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),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 ap extends ui{constructor(e=1,t=1,n={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new gt(0,0,e,t),this.scissorTest=!1,this.viewport=new gt(0,0,e,t);const i={width:e,height:t,depth:1};n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Ot,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},n);const r=new Pt(i,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace);r.flipY=!1,r.generateMipmaps=n.generateMipmaps,r.internalFormat=n.internalFormat,this.textures=[];const o=n.count;for(let a=0;a<o;a++)this.textures[a]=r.clone(),this.textures[a].isRenderTargetTexture=!0;this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this.depthTexture=n.depthTexture,this.samples=n.samples}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let i=0,r=this.textures.length;i<r;i++)this.textures[i].image.width=e,this.textures[i].image.height=t,this.textures[i].image.depth=n;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let n=0,i=e.textures.length;n<i;n++)this.textures[n]=e.textures[n].clone(),this.textures[n].isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new ji(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class In extends ap{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class Ia extends Pt{constructor(e=null,t=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=Gt,this.minFilter=Gt,this.wrapR=Mn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class lv extends In{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGLArrayRenderTarget=!0,this.depth=n,this.texture=new Ia(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class hu extends Pt{constructor(e=null,t=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:i},this.magFilter=Gt,this.minFilter=Gt,this.wrapR=Mn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class cv extends In{constructor(e=1,t=1,n=1,i={}){super(e,t,i),this.isWebGL3DRenderTarget=!0,this.depth=n,this.texture=new hu(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class hn{constructor(e=0,t=0,n=0,i=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=i}static slerpFlat(e,t,n,i,r,o,a){let l=n[i+0],c=n[i+1],u=n[i+2],h=n[i+3];const d=r[o+0],f=r[o+1],g=r[o+2],v=r[o+3];if(a===0){e[t+0]=l,e[t+1]=c,e[t+2]=u,e[t+3]=h;return}if(a===1){e[t+0]=d,e[t+1]=f,e[t+2]=g,e[t+3]=v;return}if(h!==v||l!==d||c!==f||u!==g){let m=1-a;const p=l*d+c*f+u*g+h*v,y=p>=0?1:-1,_=1-p*p;if(_>Number.EPSILON){const A=Math.sqrt(_),b=Math.atan2(A,p*y);m=Math.sin(m*b)/A,a=Math.sin(a*b)/A}const x=a*y;if(l=l*m+d*x,c=c*m+f*x,u=u*m+g*x,h=h*m+v*x,m===1-a){const A=1/Math.sqrt(l*l+c*c+u*u+h*h);l*=A,c*=A,u*=A,h*=A}}e[t]=l,e[t+1]=c,e[t+2]=u,e[t+3]=h}static multiplyQuaternionsFlat(e,t,n,i,r,o){const a=n[i],l=n[i+1],c=n[i+2],u=n[i+3],h=r[o],d=r[o+1],f=r[o+2],g=r[o+3];return e[t]=a*g+u*h+l*f-c*d,e[t+1]=l*g+u*d+c*h-a*f,e[t+2]=c*g+u*f+a*d-l*h,e[t+3]=u*g-a*h-l*d-c*f,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t=!0){const n=e._x,i=e._y,r=e._z,o=e._order,a=Math.cos,l=Math.sin,c=a(n/2),u=a(i/2),h=a(r/2),d=l(n/2),f=l(i/2),g=l(r/2);switch(o){case"XYZ":this._x=d*u*h+c*f*g,this._y=c*f*h-d*u*g,this._z=c*u*g+d*f*h,this._w=c*u*h-d*f*g;break;case"YXZ":this._x=d*u*h+c*f*g,this._y=c*f*h-d*u*g,this._z=c*u*g-d*f*h,this._w=c*u*h+d*f*g;break;case"ZXY":this._x=d*u*h-c*f*g,this._y=c*f*h+d*u*g,this._z=c*u*g+d*f*h,this._w=c*u*h-d*f*g;break;case"ZYX":this._x=d*u*h-c*f*g,this._y=c*f*h+d*u*g,this._z=c*u*g-d*f*h,this._w=c*u*h+d*f*g;break;case"YZX":this._x=d*u*h+c*f*g,this._y=c*f*h+d*u*g,this._z=c*u*g-d*f*h,this._w=c*u*h-d*f*g;break;case"XZY":this._x=d*u*h-c*f*g,this._y=c*f*h-d*u*g,this._z=c*u*g+d*f*h,this._w=c*u*h+d*f*g;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+o)}return t===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],i=t[4],r=t[8],o=t[1],a=t[5],l=t[9],c=t[2],u=t[6],h=t[10],d=n+a+h;if(d>0){const f=.5/Math.sqrt(d+1);this._w=.25/f,this._x=(u-l)*f,this._y=(r-c)*f,this._z=(o-i)*f}else if(n>a&&n>h){const f=2*Math.sqrt(1+n-a-h);this._w=(u-l)/f,this._x=.25*f,this._y=(i+o)/f,this._z=(r+c)/f}else if(a>h){const f=2*Math.sqrt(1+a-n-h);this._w=(r-c)/f,this._x=(i+o)/f,this._y=.25*f,this._z=(l+u)/f}else{const f=2*Math.sqrt(1+h-n-a);this._w=(o-i)/f,this._x=(r+c)/f,this._y=(l+u)/f,this._z=.25*f}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(Et(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(n===0)return this;const i=Math.min(1,t/n);return this.slerp(e,i),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(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._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 e=this.length();return e===0?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,i=e._y,r=e._z,o=e._w,a=t._x,l=t._y,c=t._z,u=t._w;return this._x=n*u+o*a+i*c-r*l,this._y=i*u+o*l+r*a-n*c,this._z=r*u+o*c+n*l-i*a,this._w=o*u-n*a-i*l-r*c,this._onChangeCallback(),this}slerp(e,t){if(t===0)return this;if(t===1)return this.copy(e);const n=this._x,i=this._y,r=this._z,o=this._w;let a=o*e._w+n*e._x+i*e._y+r*e._z;if(a<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,a=-a):this.copy(e),a>=1)return this._w=o,this._x=n,this._y=i,this._z=r,this;const l=1-a*a;if(l<=Number.EPSILON){const f=1-t;return this._w=f*o+t*this._w,this._x=f*n+t*this._x,this._y=f*i+t*this._y,this._z=f*r+t*this._z,this.normalize(),this}const c=Math.sqrt(l),u=Math.atan2(c,a),h=Math.sin((1-t)*u)/c,d=Math.sin(t*u)/c;return this._w=o*h+this._w*d,this._x=n*h+this._x*d,this._y=i*h+this._y*d,this._z=r*h+this._z*d,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),i=Math.sqrt(1-n),r=Math.sqrt(n);return this.set(i*Math.sin(e),i*Math.cos(e),r*Math.sin(t),r*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class N{constructor(e=0,t=0,n=0){N.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(rh.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(rh.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*i,this.y=r[1]*t+r[4]*n+r[7]*i,this.z=r[2]*t+r[5]*n+r[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,i=this.z,r=e.elements,o=1/(r[3]*t+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*i+r[12])*o,this.y=(r[1]*t+r[5]*n+r[9]*i+r[13])*o,this.z=(r[2]*t+r[6]*n+r[10]*i+r[14])*o,this}applyQuaternion(e){const t=this.x,n=this.y,i=this.z,r=e.x,o=e.y,a=e.z,l=e.w,c=2*(o*i-a*n),u=2*(a*t-r*i),h=2*(r*n-o*t);return this.x=t+l*c+o*h-a*u,this.y=n+l*u+a*c-r*h,this.z=i+l*h+r*u-o*c,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i,this.y=r[1]*t+r[5]*n+r[9]*i,this.z=r[2]*t+r[6]*n+r[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}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=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.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(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,i=e.y,r=e.z,o=t.x,a=t.y,l=t.z;return this.x=i*l-r*a,this.y=r*o-n*l,this.z=n*a-i*o,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return dl.copy(this).projectOnVector(e),this.sub(dl)}reflect(e){return this.sub(dl.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(Et(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,t=Math.random()*2-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const dl=new N,rh=new hn;class sn{constructor(e=new N(1/0,1/0,1/0),t=new N(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(bn.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(bn.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=bn.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.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(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);const n=e.geometry;if(n!==void 0){const r=n.getAttribute("position");if(t===!0&&r!==void 0&&e.isInstancedMesh!==!0)for(let o=0,a=r.count;o<a;o++)e.isMesh===!0?e.getVertexPosition(o,bn):bn.fromBufferAttribute(r,o),bn.applyMatrix4(e.matrixWorld),this.expandByPoint(bn);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),ao.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),ao.copy(n.boundingBox)),ao.applyMatrix4(e.matrixWorld),this.union(ao)}const i=e.children;for(let r=0,o=i.length;r<o;r++)this.expandByObject(i[r],t);return this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)}intersectsSphere(e){return this.clampPoint(e.center,bn),bn.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Zs),lo.subVectors(this.max,Zs),fs.subVectors(e.a,Zs),ps.subVectors(e.b,Zs),ms.subVectors(e.c,Zs),mi.subVectors(ps,fs),gi.subVectors(ms,ps),Oi.subVectors(fs,ms);let t=[0,-mi.z,mi.y,0,-gi.z,gi.y,0,-Oi.z,Oi.y,mi.z,0,-mi.x,gi.z,0,-gi.x,Oi.z,0,-Oi.x,-mi.y,mi.x,0,-gi.y,gi.x,0,-Oi.y,Oi.x,0];return!fl(t,fs,ps,ms,lo)||(t=[1,0,0,0,1,0,0,0,1],!fl(t,fs,ps,ms,lo))?!1:(co.crossVectors(mi,gi),t=[co.x,co.y,co.z],fl(t,fs,ps,ms,lo))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,bn).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(bn).length()*.5),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()?this:(Zn[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Zn[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Zn[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Zn[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Zn[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Zn[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Zn[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Zn[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Zn),this)}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Zn=[new N,new N,new N,new N,new N,new N,new N,new N],bn=new N,ao=new sn,fs=new N,ps=new N,ms=new N,mi=new N,gi=new N,Oi=new N,Zs=new N,lo=new N,co=new N,Fi=new N;function fl(s,e,t,n,i){for(let r=0,o=s.length-3;r<=o;r+=3){Fi.fromArray(s,r);const a=i.x*Math.abs(Fi.x)+i.y*Math.abs(Fi.y)+i.z*Math.abs(Fi.z),l=e.dot(Fi),c=t.dot(Fi),u=n.dot(Fi);if(Math.max(-Math.max(l,c,u),Math.min(l,c,u))>a)return!1}return!0}const uv=new sn,Js=new N,pl=new N;class Zt{constructor(e=new N,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;t!==void 0?n.copy(t):uv.setFromPoints(e).getCenter(n);let i=0;for(let r=0,o=e.length;r<o;r++)i=Math.max(i,n.distanceToSquared(e[r]));return this.radius=Math.sqrt(i),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;Js.subVectors(e,this.center);const t=Js.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),i=(n-this.radius)*.5;this.center.addScaledVector(Js,i/n),this.radius+=i}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(this.center.equals(e.center)===!0?this.radius=Math.max(this.radius,e.radius):(pl.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Js.copy(e.center).add(pl)),this.expandByPoint(Js.copy(e.center).sub(pl))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const Jn=new N,ml=new N,uo=new N,vi=new N,gl=new N,ho=new N,vl=new N;class $s{constructor(e=new N,t=new N(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Jn)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Jn.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Jn.copy(this.origin).addScaledVector(this.direction,t),Jn.distanceToSquared(e))}distanceSqToSegment(e,t,n,i){ml.copy(e).add(t).multiplyScalar(.5),uo.copy(t).sub(e).normalize(),vi.copy(this.origin).sub(ml);const r=e.distanceTo(t)*.5,o=-this.direction.dot(uo),a=vi.dot(this.direction),l=-vi.dot(uo),c=vi.lengthSq(),u=Math.abs(1-o*o);let h,d,f,g;if(u>0)if(h=o*l-a,d=o*a-l,g=r*u,h>=0)if(d>=-g)if(d<=g){const v=1/u;h*=v,d*=v,f=h*(h+o*d+2*a)+d*(o*h+d+2*l)+c}else d=r,h=Math.max(0,-(o*d+a)),f=-h*h+d*(d+2*l)+c;else d=-r,h=Math.max(0,-(o*d+a)),f=-h*h+d*(d+2*l)+c;else d<=-g?(h=Math.max(0,-(-o*r+a)),d=h>0?-r:Math.min(Math.max(-r,-l),r),f=-h*h+d*(d+2*l)+c):d<=g?(h=0,d=Math.min(Math.max(-r,-l),r),f=d*(d+2*l)+c):(h=Math.max(0,-(o*r+a)),d=h>0?r:Math.min(Math.max(-r,-l),r),f=-h*h+d*(d+2*l)+c);else d=o>0?-r:r,h=Math.max(0,-(o*d+a)),f=-h*h+d*(d+2*l)+c;return n&&n.copy(this.origin).addScaledVector(this.direction,h),i&&i.copy(ml).addScaledVector(uo,d),f}intersectSphere(e,t){Jn.subVectors(e.center,this.origin);const n=Jn.dot(this.direction),i=Jn.dot(Jn)-n*n,r=e.radius*e.radius;if(i>r)return null;const o=Math.sqrt(r-i),a=n-o,l=n+o;return l<0?null:a<0?this.at(l,t):this.at(a,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return n===null?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,i,r,o,a,l;const c=1/this.direction.x,u=1/this.direction.y,h=1/this.direction.z,d=this.origin;return c>=0?(n=(e.min.x-d.x)*c,i=(e.max.x-d.x)*c):(n=(e.max.x-d.x)*c,i=(e.min.x-d.x)*c),u>=0?(r=(e.min.y-d.y)*u,o=(e.max.y-d.y)*u):(r=(e.max.y-d.y)*u,o=(e.min.y-d.y)*u),n>o||r>i||((r>n||isNaN(n))&&(n=r),(o<i||isNaN(i))&&(i=o),h>=0?(a=(e.min.z-d.z)*h,l=(e.max.z-d.z)*h):(a=(e.max.z-d.z)*h,l=(e.min.z-d.z)*h),n>l||a>i)||((a>n||n!==n)&&(n=a),(l<i||i!==i)&&(i=l),i<0)?null:this.at(n>=0?n:i,t)}intersectsBox(e){return this.intersectBox(e,Jn)!==null}intersectTriangle(e,t,n,i,r){gl.subVectors(t,e),ho.subVectors(n,e),vl.crossVectors(gl,ho);let o=this.direction.dot(vl),a;if(o>0){if(i)return null;a=1}else if(o<0)a=-1,o=-o;else return null;vi.subVectors(this.origin,e);const l=a*this.direction.dot(ho.crossVectors(vi,ho));if(l<0)return null;const c=a*this.direction.dot(gl.cross(vi));if(c<0||l+c>o)return null;const u=-a*vi.dot(vl);return u<0?null:this.at(u/o,r)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class qe{constructor(e,t,n,i,r,o,a,l,c,u,h,d,f,g,v,m){qe.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,i,r,o,a,l,c,u,h,d,f,g,v,m)}set(e,t,n,i,r,o,a,l,c,u,h,d,f,g,v,m){const p=this.elements;return p[0]=e,p[4]=t,p[8]=n,p[12]=i,p[1]=r,p[5]=o,p[9]=a,p[13]=l,p[2]=c,p[6]=u,p[10]=h,p[14]=d,p[3]=f,p[7]=g,p[11]=v,p[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 qe().fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,i=1/gs.setFromMatrixColumn(e,0).length(),r=1/gs.setFromMatrixColumn(e,1).length(),o=1/gs.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*o,t[9]=n[9]*o,t[10]=n[10]*o,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,i=e.y,r=e.z,o=Math.cos(n),a=Math.sin(n),l=Math.cos(i),c=Math.sin(i),u=Math.cos(r),h=Math.sin(r);if(e.order==="XYZ"){const d=o*u,f=o*h,g=a*u,v=a*h;t[0]=l*u,t[4]=-l*h,t[8]=c,t[1]=f+g*c,t[5]=d-v*c,t[9]=-a*l,t[2]=v-d*c,t[6]=g+f*c,t[10]=o*l}else if(e.order==="YXZ"){const d=l*u,f=l*h,g=c*u,v=c*h;t[0]=d+v*a,t[4]=g*a-f,t[8]=o*c,t[1]=o*h,t[5]=o*u,t[9]=-a,t[2]=f*a-g,t[6]=v+d*a,t[10]=o*l}else if(e.order==="ZXY"){const d=l*u,f=l*h,g=c*u,v=c*h;t[0]=d-v*a,t[4]=-o*h,t[8]=g+f*a,t[1]=f+g*a,t[5]=o*u,t[9]=v-d*a,t[2]=-o*c,t[6]=a,t[10]=o*l}else if(e.order==="ZYX"){const d=o*u,f=o*h,g=a*u,v=a*h;t[0]=l*u,t[4]=g*c-f,t[8]=d*c+v,t[1]=l*h,t[5]=v*c+d,t[9]=f*c-g,t[2]=-c,t[6]=a*l,t[10]=o*l}else if(e.order==="YZX"){const d=o*l,f=o*c,g=a*l,v=a*c;t[0]=l*u,t[4]=v-d*h,t[8]=g*h+f,t[1]=h,t[5]=o*u,t[9]=-a*u,t[2]=-c*u,t[6]=f*h+g,t[10]=d-v*h}else if(e.order==="XZY"){const d=o*l,f=o*c,g=a*l,v=a*c;t[0]=l*u,t[4]=-h,t[8]=c*u,t[1]=d*h+v,t[5]=o*u,t[9]=f*h-g,t[2]=g*h-f,t[6]=a*u,t[10]=v*h+d}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(hv,e,dv)}lookAt(e,t,n){const i=this.elements;return fn.subVectors(e,t),fn.lengthSq()===0&&(fn.z=1),fn.normalize(),_i.crossVectors(n,fn),_i.lengthSq()===0&&(Math.abs(n.z)===1?fn.x+=1e-4:fn.z+=1e-4,fn.normalize(),_i.crossVectors(n,fn)),_i.normalize(),fo.crossVectors(fn,_i),i[0]=_i.x,i[4]=fo.x,i[8]=fn.x,i[1]=_i.y,i[5]=fo.y,i[9]=fn.y,i[2]=_i.z,i[6]=fo.z,i[10]=fn.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,i=t.elements,r=this.elements,o=n[0],a=n[4],l=n[8],c=n[12],u=n[1],h=n[5],d=n[9],f=n[13],g=n[2],v=n[6],m=n[10],p=n[14],y=n[3],_=n[7],x=n[11],A=n[15],b=i[0],E=i[4],I=i[8],w=i[12],M=i[1],F=i[5],V=i[9],G=i[13],q=i[2],ae=i[6],Q=i[10],oe=i[14],B=i[3],Me=i[7],be=i[11],Ae=i[15];return r[0]=o*b+a*M+l*q+c*B,r[4]=o*E+a*F+l*ae+c*Me,r[8]=o*I+a*V+l*Q+c*be,r[12]=o*w+a*G+l*oe+c*Ae,r[1]=u*b+h*M+d*q+f*B,r[5]=u*E+h*F+d*ae+f*Me,r[9]=u*I+h*V+d*Q+f*be,r[13]=u*w+h*G+d*oe+f*Ae,r[2]=g*b+v*M+m*q+p*B,r[6]=g*E+v*F+m*ae+p*Me,r[10]=g*I+v*V+m*Q+p*be,r[14]=g*w+v*G+m*oe+p*Ae,r[3]=y*b+_*M+x*q+A*B,r[7]=y*E+_*F+x*ae+A*Me,r[11]=y*I+_*V+x*Q+A*be,r[15]=y*w+_*G+x*oe+A*Ae,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],i=e[8],r=e[12],o=e[1],a=e[5],l=e[9],c=e[13],u=e[2],h=e[6],d=e[10],f=e[14],g=e[3],v=e[7],m=e[11],p=e[15];return g*(+r*l*h-i*c*h-r*a*d+n*c*d+i*a*f-n*l*f)+v*(+t*l*f-t*c*d+r*o*d-i*o*f+i*c*u-r*l*u)+m*(+t*c*h-t*a*f-r*o*h+n*o*f+r*a*u-n*c*u)+p*(-i*a*u-t*l*h+t*a*d+i*o*h-n*o*d+n*l*u)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],o=e[4],a=e[5],l=e[6],c=e[7],u=e[8],h=e[9],d=e[10],f=e[11],g=e[12],v=e[13],m=e[14],p=e[15],y=h*m*c-v*d*c+v*l*f-a*m*f-h*l*p+a*d*p,_=g*d*c-u*m*c-g*l*f+o*m*f+u*l*p-o*d*p,x=u*v*c-g*h*c+g*a*f-o*v*f-u*a*p+o*h*p,A=g*h*l-u*v*l-g*a*d+o*v*d+u*a*m-o*h*m,b=t*y+n*_+i*x+r*A;if(b===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const E=1/b;return e[0]=y*E,e[1]=(v*d*r-h*m*r-v*i*f+n*m*f+h*i*p-n*d*p)*E,e[2]=(a*m*r-v*l*r+v*i*c-n*m*c-a*i*p+n*l*p)*E,e[3]=(h*l*r-a*d*r-h*i*c+n*d*c+a*i*f-n*l*f)*E,e[4]=_*E,e[5]=(u*m*r-g*d*r+g*i*f-t*m*f-u*i*p+t*d*p)*E,e[6]=(g*l*r-o*m*r-g*i*c+t*m*c+o*i*p-t*l*p)*E,e[7]=(o*d*r-u*l*r+u*i*c-t*d*c-o*i*f+t*l*f)*E,e[8]=x*E,e[9]=(g*h*r-u*v*r-g*n*f+t*v*f+u*n*p-t*h*p)*E,e[10]=(o*v*r-g*a*r+g*n*c-t*v*c-o*n*p+t*a*p)*E,e[11]=(u*a*r-o*h*r-u*n*c+t*h*c+o*n*f-t*a*f)*E,e[12]=A*E,e[13]=(u*v*i-g*h*i+g*n*d-t*v*d-u*n*m+t*h*m)*E,e[14]=(g*a*i-o*v*i-g*n*l+t*v*l+o*n*m-t*a*m)*E,e[15]=(o*h*i-u*a*i+u*n*l-t*h*l-o*n*d+t*a*d)*E,this}scale(e){const t=this.elements,n=e.x,i=e.y,r=e.z;return t[0]*=n,t[4]*=i,t[8]*=r,t[1]*=n,t[5]*=i,t[9]*=r,t[2]*=n,t[6]*=i,t[10]*=r,t[3]*=n,t[7]*=i,t[11]*=r,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),i=Math.sin(t),r=1-n,o=e.x,a=e.y,l=e.z,c=r*o,u=r*a;return this.set(c*o+n,c*a-i*l,c*l+i*a,0,c*a+i*l,u*a+n,u*l-i*o,0,c*l-i*a,u*l+i*o,r*l*l+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,i,r,o){return this.set(1,n,r,0,e,1,o,0,t,i,1,0,0,0,0,1),this}compose(e,t,n){const i=this.elements,r=t._x,o=t._y,a=t._z,l=t._w,c=r+r,u=o+o,h=a+a,d=r*c,f=r*u,g=r*h,v=o*u,m=o*h,p=a*h,y=l*c,_=l*u,x=l*h,A=n.x,b=n.y,E=n.z;return i[0]=(1-(v+p))*A,i[1]=(f+x)*A,i[2]=(g-_)*A,i[3]=0,i[4]=(f-x)*b,i[5]=(1-(d+p))*b,i[6]=(m+y)*b,i[7]=0,i[8]=(g+_)*E,i[9]=(m-y)*E,i[10]=(1-(d+v))*E,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,n){const i=this.elements;let r=gs.set(i[0],i[1],i[2]).length();const o=gs.set(i[4],i[5],i[6]).length(),a=gs.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],Sn.copy(this);const c=1/r,u=1/o,h=1/a;return Sn.elements[0]*=c,Sn.elements[1]*=c,Sn.elements[2]*=c,Sn.elements[4]*=u,Sn.elements[5]*=u,Sn.elements[6]*=u,Sn.elements[8]*=h,Sn.elements[9]*=h,Sn.elements[10]*=h,t.setFromRotationMatrix(Sn),n.x=r,n.y=o,n.z=a,this}makePerspective(e,t,n,i,r,o,a=Vn){const l=this.elements,c=2*r/(t-e),u=2*r/(n-i),h=(t+e)/(t-e),d=(n+i)/(n-i);let f,g;if(a===Vn)f=-(o+r)/(o-r),g=-2*o*r/(o-r);else if(a===Rr)f=-o/(o-r),g=-o*r/(o-r);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);return l[0]=c,l[4]=0,l[8]=h,l[12]=0,l[1]=0,l[5]=u,l[9]=d,l[13]=0,l[2]=0,l[6]=0,l[10]=f,l[14]=g,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(e,t,n,i,r,o,a=Vn){const l=this.elements,c=1/(t-e),u=1/(n-i),h=1/(o-r),d=(t+e)*c,f=(n+i)*u;let g,v;if(a===Vn)g=(o+r)*h,v=-2*h;else if(a===Rr)g=r*h,v=-1*h;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);return l[0]=2*c,l[4]=0,l[8]=0,l[12]=-d,l[1]=0,l[5]=2*u,l[9]=0,l[13]=-f,l[2]=0,l[6]=0,l[10]=v,l[14]=-g,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const gs=new N,Sn=new qe,hv=new N(0,0,0),dv=new N(1,1,1),_i=new N,fo=new N,fn=new N,oh=new qe,ah=new hn;class _n{constructor(e=0,t=0,n=0,i=_n.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,i=this._order){return this._x=e,this._y=t,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const i=e.elements,r=i[0],o=i[4],a=i[8],l=i[1],c=i[5],u=i[9],h=i[2],d=i[6],f=i[10];switch(t){case"XYZ":this._y=Math.asin(Et(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-u,f),this._z=Math.atan2(-o,r)):(this._x=Math.atan2(d,c),this._z=0);break;case"YXZ":this._x=Math.asin(-Et(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(a,f),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(Et(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-h,f),this._z=Math.atan2(-o,c)):(this._y=0,this._z=Math.atan2(l,r));break;case"ZYX":this._y=Math.asin(-Et(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(d,f),this._z=Math.atan2(l,r)):(this._x=0,this._z=Math.atan2(-o,c));break;case"YZX":this._z=Math.asin(Et(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-u,c),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(a,f));break;case"XZY":this._z=Math.asin(-Et(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(d,c),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-u,f),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return oh.makeRotationFromQuaternion(e),this.setFromRotationMatrix(oh,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return ah.setFromEuler(this),this.setFromQuaternion(ah,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],e[3]!==void 0&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}_n.DEFAULT_ORDER="XYZ";class La{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return(this.mask&e.mask)!==0}isEnabled(e){return(this.mask&(1<<e|0))!==0}}let fv=0;const lh=new N,vs=new hn,Kn=new qe,po=new N,Ks=new N,pv=new N,mv=new hn,ch=new N(1,0,0),uh=new N(0,1,0),hh=new N(0,0,1),dh={type:"added"},gv={type:"removed"},_s={type:"childadded",child:null},_l={type:"childremoved",child:null};class ct extends ui{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:fv++}),this.uuid=vn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ct.DEFAULT_UP.clone();const e=new N,t=new _n,n=new hn,i=new N(1,1,1);function r(){n.setFromEuler(t,!1)}function o(){t.setFromQuaternion(n,void 0,!1)}t._onChange(r),n._onChange(o),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new qe},normalMatrix:{value:new Ze}}),this.matrix=new qe,this.matrixWorld=new qe,this.matrixAutoUpdate=ct.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=ct.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new La,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return vs.setFromAxisAngle(e,t),this.quaternion.multiply(vs),this}rotateOnWorldAxis(e,t){return vs.setFromAxisAngle(e,t),this.quaternion.premultiply(vs),this}rotateX(e){return this.rotateOnAxis(ch,e)}rotateY(e){return this.rotateOnAxis(uh,e)}rotateZ(e){return this.rotateOnAxis(hh,e)}translateOnAxis(e,t){return lh.copy(e).applyQuaternion(this.quaternion),this.position.add(lh.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(ch,e)}translateY(e){return this.translateOnAxis(uh,e)}translateZ(e){return this.translateOnAxis(hh,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Kn.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?po.copy(e):po.set(e,t,n);const i=this.parent;this.updateWorldMatrix(!0,!1),Ks.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Kn.lookAt(Ks,po,this.up):Kn.lookAt(po,Ks,this.up),this.quaternion.setFromRotationMatrix(Kn),i&&(Kn.extractRotation(i.matrixWorld),vs.setFromRotationMatrix(Kn),this.quaternion.premultiply(vs.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(dh),_s.child=e,this.dispatchEvent(_s),_s.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.remove(arguments[n]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(gv),_l.child=e,this.dispatchEvent(_l),_l.child=null),this}removeFromParent(){const e=this.parent;return e!==null&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),Kn.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),Kn.multiply(e.parent.matrixWorld)),e.applyMatrix4(Kn),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(dh),_s.child=e,this.dispatchEvent(_s),_s.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,i=this.children.length;n<i;n++){const o=this.children[n].getObjectByProperty(e,t);if(o!==void 0)return o}}getObjectsByProperty(e,t,n=[]){this[e]===t&&n.push(this);const i=this.children;for(let r=0,o=i.length;r<o;r++)i[r].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ks,e,pv),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ks,mv,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,i=t.length;n<i;n++){const r=t[n];(r.matrixWorldAutoUpdate===!0||e===!0)&&r.updateMatrixWorld(e)}}updateWorldMatrix(e,t){const n=this.parent;if(e===!0&&n!==null&&n.matrixWorldAutoUpdate===!0&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),t===!0){const i=this.children;for(let r=0,o=i.length;r<o;r++){const a=i[r];a.matrixWorldAutoUpdate===!0&&a.updateWorldMatrix(!1,!0)}}}toJSON(e){const t=e===void 0||typeof e=="string",n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const i={};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.castShadow===!0&&(i.castShadow=!0),this.receiveShadow===!0&&(i.receiveShadow=!0),this.visible===!1&&(i.visible=!1),this.frustumCulled===!1&&(i.frustumCulled=!1),this.renderOrder!==0&&(i.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.visibility=this._visibility,i.active=this._active,i.bounds=this._bounds.map(a=>({boxInitialized:a.boxInitialized,boxMin:a.box.min.toArray(),boxMax:a.box.max.toArray(),sphereInitialized:a.sphereInitialized,sphereRadius:a.sphere.radius,sphereCenter:a.sphere.center.toArray()})),i.maxGeometryCount=this._maxGeometryCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.geometryCount=this._geometryCount,i.matricesTexture=this._matricesTexture.toJSON(e),this._colorsTexture!==null&&(i.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(i.boundingSphere={center:i.boundingSphere.center.toArray(),radius:i.boundingSphere.radius}),this.boundingBox!==null&&(i.boundingBox={min:i.boundingBox.min.toArray(),max:i.boundingBox.max.toArray()}));function r(a,l){return a[l.uuid]===void 0&&(a[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(e.geometries,this.geometry);const a=this.geometry.parameters;if(a!==void 0&&a.shapes!==void 0){const l=a.shapes;if(Array.isArray(l))for(let c=0,u=l.length;c<u;c++){const h=l[c];r(e.shapes,h)}else r(e.shapes,l)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(r(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const a=[];for(let l=0,c=this.material.length;l<c;l++)a.push(r(e.materials,this.material[l]));i.material=a}else i.material=r(e.materials,this.material);if(this.children.length>0){i.children=[];for(let a=0;a<this.children.length;a++)i.children.push(this.children[a].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let a=0;a<this.animations.length;a++){const l=this.animations[a];i.animations.push(r(e.animations,l))}}if(t){const a=o(e.geometries),l=o(e.materials),c=o(e.textures),u=o(e.images),h=o(e.shapes),d=o(e.skeletons),f=o(e.animations),g=o(e.nodes);a.length>0&&(n.geometries=a),l.length>0&&(n.materials=l),c.length>0&&(n.textures=c),u.length>0&&(n.images=u),h.length>0&&(n.shapes=h),d.length>0&&(n.skeletons=d),f.length>0&&(n.animations=f),g.length>0&&(n.nodes=g)}return n.object=i,n;function o(a){const l=[];for(const c in a){const u=a[c];delete u.metadata,l.push(u)}return l}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let n=0;n<e.children.length;n++){const i=e.children[n];this.add(i.clone())}return this}}ct.DEFAULT_UP=new N(0,1,0);ct.DEFAULT_MATRIX_AUTO_UPDATE=!0;ct.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const wn=new N,jn=new N,yl=new N,Qn=new N,ys=new N,xs=new N,fh=new N,xl=new N,Ml=new N,bl=new N;class mn{constructor(e=new N,t=new N,n=new N){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,i){i.subVectors(n,t),wn.subVectors(e,t),i.cross(wn);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(e,t,n,i,r){wn.subVectors(i,t),jn.subVectors(n,t),yl.subVectors(e,t);const o=wn.dot(wn),a=wn.dot(jn),l=wn.dot(yl),c=jn.dot(jn),u=jn.dot(yl),h=o*c-a*a;if(h===0)return r.set(0,0,0),null;const d=1/h,f=(c*l-a*u)*d,g=(o*u-a*l)*d;return r.set(1-f-g,g,f)}static containsPoint(e,t,n,i){return this.getBarycoord(e,t,n,i,Qn)===null?!1:Qn.x>=0&&Qn.y>=0&&Qn.x+Qn.y<=1}static getInterpolation(e,t,n,i,r,o,a,l){return this.getBarycoord(e,t,n,i,Qn)===null?(l.x=0,l.y=0,"z"in l&&(l.z=0),"w"in l&&(l.w=0),null):(l.setScalar(0),l.addScaledVector(r,Qn.x),l.addScaledVector(o,Qn.y),l.addScaledVector(a,Qn.z),l)}static isFrontFacing(e,t,n,i){return wn.subVectors(n,t),jn.subVectors(e,t),wn.cross(jn).dot(i)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,n,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,i),this}clone(){return new this.constructor().copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return wn.subVectors(this.c,this.b),jn.subVectors(this.a,this.b),wn.cross(jn).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return mn.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return mn.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,i,r){return mn.getInterpolation(e,this.a,this.b,this.c,t,n,i,r)}containsPoint(e){return mn.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return mn.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,i=this.b,r=this.c;let o,a;ys.subVectors(i,n),xs.subVectors(r,n),xl.subVectors(e,n);const l=ys.dot(xl),c=xs.dot(xl);if(l<=0&&c<=0)return t.copy(n);Ml.subVectors(e,i);const u=ys.dot(Ml),h=xs.dot(Ml);if(u>=0&&h<=u)return t.copy(i);const d=l*h-u*c;if(d<=0&&l>=0&&u<=0)return o=l/(l-u),t.copy(n).addScaledVector(ys,o);bl.subVectors(e,r);const f=ys.dot(bl),g=xs.dot(bl);if(g>=0&&f<=g)return t.copy(r);const v=f*c-l*g;if(v<=0&&c>=0&&g<=0)return a=c/(c-g),t.copy(n).addScaledVector(xs,a);const m=u*g-f*h;if(m<=0&&h-u>=0&&f-g>=0)return fh.subVectors(r,i),a=(h-u)/(h-u+(f-g)),t.copy(i).addScaledVector(fh,a);const p=1/(m+v+d);return o=v*p,a=d*p,t.copy(n).addScaledVector(ys,o).addScaledVector(xs,a)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const lp={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},yi={h:0,s:0,l:0},mo={h:0,s:0,l:0};function Sl(s,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?s+(e-s)*6*t:t<1/2?e:t<2/3?s+(e-s)*6*(2/3-t):s}class Pe{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(t===void 0&&n===void 0){const i=e;i&&i.isColor?this.copy(i):typeof i=="number"?this.setHex(i):typeof i=="string"&&this.setStyle(i)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=ln){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,ht.toWorkingColorSpace(this,t),this}setRGB(e,t,n,i=ht.workingColorSpace){return this.r=e,this.g=t,this.b=n,ht.toWorkingColorSpace(this,i),this}setHSL(e,t,n,i=ht.workingColorSpace){if(e=cu(e,1),t=Et(t,0,1),n=Et(n,0,1),t===0)this.r=this.g=this.b=n;else{const r=n<=.5?n*(1+t):n+t-n*t,o=2*n-r;this.r=Sl(o,r,e+1/3),this.g=Sl(o,r,e),this.b=Sl(o,r,e-1/3)}return ht.toWorkingColorSpace(this,i),this}setStyle(e,t=ln){function n(r){r!==void 0&&parseFloat(r)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let r;const o=i[1],a=i[2];switch(o){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,t);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,t);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const r=i[1],o=r.length;if(o===3)return this.setRGB(parseInt(r.charAt(0),16)/15,parseInt(r.charAt(1),16)/15,parseInt(r.charAt(2),16)/15,t);if(o===6)return this.setHex(parseInt(r,16),t);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=ln){const n=lp[e.toLowerCase()];return n!==void 0?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=zs(e.r),this.g=zs(e.g),this.b=zs(e.b),this}copyLinearToSRGB(e){return this.r=ul(e.r),this.g=ul(e.g),this.b=ul(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=ln){return ht.fromWorkingColorSpace(qt.copy(this),e),Math.round(Et(qt.r*255,0,255))*65536+Math.round(Et(qt.g*255,0,255))*256+Math.round(Et(qt.b*255,0,255))}getHexString(e=ln){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=ht.workingColorSpace){ht.fromWorkingColorSpace(qt.copy(this),t);const n=qt.r,i=qt.g,r=qt.b,o=Math.max(n,i,r),a=Math.min(n,i,r);let l,c;const u=(a+o)/2;if(a===o)l=0,c=0;else{const h=o-a;switch(c=u<=.5?h/(o+a):h/(2-o-a),o){case n:l=(i-r)/h+(i<r?6:0);break;case i:l=(r-n)/h+2;break;case r:l=(n-i)/h+4;break}l/=6}return e.h=l,e.s=c,e.l=u,e}getRGB(e,t=ht.workingColorSpace){return ht.fromWorkingColorSpace(qt.copy(this),t),e.r=qt.r,e.g=qt.g,e.b=qt.b,e}getStyle(e=ln){ht.fromWorkingColorSpace(qt.copy(this),e);const t=qt.r,n=qt.g,i=qt.b;return e!==ln?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(n*255)},${Math.round(i*255)})`}offsetHSL(e,t,n){return this.getHSL(yi),this.setHSL(yi.h+e,yi.s+t,yi.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(yi),e.getHSL(mo);const n=dr(yi.h,mo.h,t),i=dr(yi.s,mo.s,t),r=dr(yi.l,mo.l,t);return this.setHSL(n,i,r),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,i=this.b,r=e.elements;return this.r=r[0]*t+r[3]*n+r[6]*i,this.g=r[1]*t+r[4]*n+r[7]*i,this.b=r[2]*t+r[5]*n+r[8]*i,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const qt=new Pe;Pe.NAMES=lp;let vv=0;class Kt extends ui{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:vv++}),this.uuid=vn(),this.name="",this.type="Material",this.blending=es,this.side=oi,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=va,this.blendDst=_a,this.blendEquation=Ai,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Pe(0,0,0),this.blendAlpha=0,this.depthFunc=_r,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Pc,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Bn,this.stencilZFail=Bn,this.stencilZPass=Bn,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.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const n=e[t];if(n===void 0){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];if(i===void 0){console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`);continue}i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(n.shininess=this.shininess),this.clearcoat!==void 0&&(n.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.dispersion!==void 0&&(n.dispersion=this.dispersion),this.iridescence!==void 0&&(n.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(n.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(n.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(n.combine=this.combine)),this.envMapRotation!==void 0&&(n.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(n.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(n.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(n.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(n.size=this.size),this.shadowSide!==null&&(n.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==es&&(n.blending=this.blending),this.side!==oi&&(n.side=this.side),this.vertexColors===!0&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.transparent===!0&&(n.transparent=!0),this.blendSrc!==va&&(n.blendSrc=this.blendSrc),this.blendDst!==_a&&(n.blendDst=this.blendDst),this.blendEquation!==Ai&&(n.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(n.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(n.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==_r&&(n.depthFunc=this.depthFunc),this.depthTest===!1&&(n.depthTest=this.depthTest),this.depthWrite===!1&&(n.depthWrite=this.depthWrite),this.colorWrite===!1&&(n.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==Pc&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Bn&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Bn&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Bn&&(n.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(n.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(n.rotation=this.rotation),this.polygonOffset===!0&&(n.polygonOffset=!0),this.polygonOffsetFactor!==0&&(n.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(n.linewidth=this.linewidth),this.dashSize!==void 0&&(n.dashSize=this.dashSize),this.gapSize!==void 0&&(n.gapSize=this.gapSize),this.scale!==void 0&&(n.scale=this.scale),this.dithering===!0&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),this.alphaHash===!0&&(n.alphaHash=!0),this.alphaToCoverage===!0&&(n.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=!0),this.forceSinglePass===!0&&(n.forceSinglePass=!0),this.wireframe===!0&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(n.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(n.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(n.flatShading=!0),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),this.fog===!1&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData);function i(r){const o=[];for(const a in r){const l=r[a];delete l.metadata,o.push(l)}return o}if(t){const r=i(e.textures),o=i(e.images);r.length>0&&(n.textures=r),o.length>0&&(n.images=o)}return n}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(t!==null){const i=t.length;n=new Array(i);for(let r=0;r!==i;++r)n[r]=t[r].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){e===!0&&this.version++}}class hi extends Kt{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Pe(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.envMapRotation=new _n,this.combine=Gr,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const ni=_v();function _v(){const s=new ArrayBuffer(4),e=new Float32Array(s),t=new Uint32Array(s),n=new Uint32Array(512),i=new Uint32Array(512);for(let l=0;l<256;++l){const c=l-127;c<-27?(n[l]=0,n[l|256]=32768,i[l]=24,i[l|256]=24):c<-14?(n[l]=1024>>-c-14,n[l|256]=1024>>-c-14|32768,i[l]=-c-1,i[l|256]=-c-1):c<=15?(n[l]=c+15<<10,n[l|256]=c+15<<10|32768,i[l]=13,i[l|256]=13):c<128?(n[l]=31744,n[l|256]=64512,i[l]=24,i[l|256]=24):(n[l]=31744,n[l|256]=64512,i[l]=13,i[l|256]=13)}const r=new Uint32Array(2048),o=new Uint32Array(64),a=new Uint32Array(64);for(let l=1;l<1024;++l){let c=l<<13,u=0;for(;!(c&8388608);)c<<=1,u-=8388608;c&=-8388609,u+=947912704,r[l]=c|u}for(let l=1024;l<2048;++l)r[l]=939524096+(l-1024<<13);for(let l=1;l<31;++l)o[l]=l<<23;o[31]=1199570944,o[32]=2147483648;for(let l=33;l<63;++l)o[l]=2147483648+(l-32<<23);o[63]=3347054592;for(let l=1;l<64;++l)l!==32&&(a[l]=1024);return{floatView:e,uint32View:t,baseTable:n,shiftTable:i,mantissaTable:r,exponentTable:o,offsetTable:a}}function an(s){Math.abs(s)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),s=Et(s,-65504,65504),ni.floatView[0]=s;const e=ni.uint32View[0],t=e>>23&511;return ni.baseTable[t]+((e&8388607)>>ni.shiftTable[t])}function cr(s){const e=s>>10;return ni.uint32View[0]=ni.mantissaTable[ni.offsetTable[e]+(s&1023)]+ni.exponentTable[e],ni.floatView[0]}const yv={toHalfFloat:an,fromHalfFloat:cr},Dt=new N,go=new se;class pt{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=Pr,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=gn,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}get updateRange(){return uu("THREE.BufferAttribute: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[e+i]=t.array[n+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,n=this.count;t<n;t++)go.fromBufferAttribute(this,t),go.applyMatrix3(e),this.setXY(t,go.x,go.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)Dt.fromBufferAttribute(this,t),Dt.applyMatrix3(e),this.setXYZ(t,Dt.x,Dt.y,Dt.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)Dt.fromBufferAttribute(this,t),Dt.applyMatrix4(e),this.setXYZ(t,Dt.x,Dt.y,Dt.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Dt.fromBufferAttribute(this,t),Dt.applyNormalMatrix(e),this.setXYZ(t,Dt.x,Dt.y,Dt.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Dt.fromBufferAttribute(this,t),Dt.transformDirection(e),this.setXYZ(t,Dt.x,Dt.y,Dt.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=tn(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=tt(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=tn(t,this.array)),t}setX(e,t){return this.normalized&&(t=tt(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=tn(t,this.array)),t}setY(e,t){return this.normalized&&(t=tt(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=tn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=tt(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=tn(t,this.array)),t}setW(e,t){return this.normalized&&(t=tt(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=tt(t,this.array),n=tt(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=tt(t,this.array),n=tt(n,this.array),i=tt(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this}setXYZW(e,t,n,i,r){return e*=this.itemSize,this.normalized&&(t=tt(t,this.array),n=tt(n,this.array),i=tt(i,this.array),r=tt(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=r,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return this.name!==""&&(e.name=this.name),this.usage!==Pr&&(e.usage=this.usage),e}}class xv extends pt{constructor(e,t,n){super(new Int8Array(e),t,n)}}class Mv extends pt{constructor(e,t,n){super(new Uint8Array(e),t,n)}}class bv extends pt{constructor(e,t,n){super(new Uint8ClampedArray(e),t,n)}}class Sv extends pt{constructor(e,t,n){super(new Int16Array(e),t,n)}}class du extends pt{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class wv extends pt{constructor(e,t,n){super(new Int32Array(e),t,n)}}class fu extends pt{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class Av extends pt{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=cr(this.array[e*this.itemSize]);return this.normalized&&(t=tn(t,this.array)),t}setX(e,t){return this.normalized&&(t=tt(t,this.array)),this.array[e*this.itemSize]=an(t),this}getY(e){let t=cr(this.array[e*this.itemSize+1]);return this.normalized&&(t=tn(t,this.array)),t}setY(e,t){return this.normalized&&(t=tt(t,this.array)),this.array[e*this.itemSize+1]=an(t),this}getZ(e){let t=cr(this.array[e*this.itemSize+2]);return this.normalized&&(t=tn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=tt(t,this.array)),this.array[e*this.itemSize+2]=an(t),this}getW(e){let t=cr(this.array[e*this.itemSize+3]);return this.normalized&&(t=tn(t,this.array)),t}setW(e,t){return this.normalized&&(t=tt(t,this.array)),this.array[e*this.itemSize+3]=an(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=tt(t,this.array),n=tt(n,this.array)),this.array[e+0]=an(t),this.array[e+1]=an(n),this}setXYZ(e,t,n,i){return e*=this.itemSize,this.normalized&&(t=tt(t,this.array),n=tt(n,this.array),i=tt(i,this.array)),this.array[e+0]=an(t),this.array[e+1]=an(n),this.array[e+2]=an(i),this}setXYZW(e,t,n,i,r){return e*=this.itemSize,this.normalized&&(t=tt(t,this.array),n=tt(n,this.array),i=tt(i,this.array),r=tt(r,this.array)),this.array[e+0]=an(t),this.array[e+1]=an(n),this.array[e+2]=an(i),this.array[e+3]=an(r),this}}class Ne extends pt{constructor(e,t,n){super(new Float32Array(e),t,n)}}let Tv=0;const xn=new qe,wl=new ct,Ms=new N,pn=new sn,js=new sn,Vt=new N;class it extends ui{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Tv++}),this.uuid=vn(),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(e){return Array.isArray(e)?this.index=new(sp(e)?fu:du)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return this.attributes[e]!==void 0}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(n!==void 0){const r=new Ze().getNormalMatrix(e);n.applyNormalMatrix(r),n.needsUpdate=!0}const i=this.attributes.tangent;return i!==void 0&&(i.transformDirection(e),i.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return xn.makeRotationFromQuaternion(e),this.applyMatrix4(xn),this}rotateX(e){return xn.makeRotationX(e),this.applyMatrix4(xn),this}rotateY(e){return xn.makeRotationY(e),this.applyMatrix4(xn),this}rotateZ(e){return xn.makeRotationZ(e),this.applyMatrix4(xn),this}translate(e,t,n){return xn.makeTranslation(e,t,n),this.applyMatrix4(xn),this}scale(e,t,n){return xn.makeScale(e,t,n),this.applyMatrix4(xn),this}lookAt(e){return wl.lookAt(e),wl.updateMatrix(),this.applyMatrix4(wl.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ms).negate(),this.translate(Ms.x,Ms.y,Ms.z),this}setFromPoints(e){const t=[];for(let n=0,i=e.length;n<i;n++){const r=e[n];t.push(r.x,r.y,r.z||0)}return this.setAttribute("position",new Ne(t,3)),this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new sn);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new N(-1/0,-1/0,-1/0),new N(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,i=t.length;n<i;n++){const r=t[n];pn.setFromBufferAttribute(r),this.morphTargetsRelative?(Vt.addVectors(this.boundingBox.min,pn.min),this.boundingBox.expandByPoint(Vt),Vt.addVectors(this.boundingBox.max,pn.max),this.boundingBox.expandByPoint(Vt)):(this.boundingBox.expandByPoint(pn.min),this.boundingBox.expandByPoint(pn.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(){this.boundingSphere===null&&(this.boundingSphere=new Zt);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new N,1/0);return}if(e){const n=this.boundingSphere.center;if(pn.setFromBufferAttribute(e),t)for(let r=0,o=t.length;r<o;r++){const a=t[r];js.setFromBufferAttribute(a),this.morphTargetsRelative?(Vt.addVectors(pn.min,js.min),pn.expandByPoint(Vt),Vt.addVectors(pn.max,js.max),pn.expandByPoint(Vt)):(pn.expandByPoint(js.min),pn.expandByPoint(js.max))}pn.getCenter(n);let i=0;for(let r=0,o=e.count;r<o;r++)Vt.fromBufferAttribute(e,r),i=Math.max(i,n.distanceToSquared(Vt));if(t)for(let r=0,o=t.length;r<o;r++){const a=t[r],l=this.morphTargetsRelative;for(let c=0,u=a.count;c<u;c++)Vt.fromBufferAttribute(a,c),l&&(Ms.fromBufferAttribute(e,c),Vt.add(Ms)),i=Math.max(i,n.distanceToSquared(Vt))}this.boundingSphere.radius=Math.sqrt(i),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 e=this.index,t=this.attributes;if(e===null||t.position===void 0||t.normal===void 0||t.uv===void 0){console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const n=t.position,i=t.normal,r=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new pt(new Float32Array(4*n.count),4));const o=this.getAttribute("tangent"),a=[],l=[];for(let I=0;I<n.count;I++)a[I]=new N,l[I]=new N;const c=new N,u=new N,h=new N,d=new se,f=new se,g=new se,v=new N,m=new N;function p(I,w,M){c.fromBufferAttribute(n,I),u.fromBufferAttribute(n,w),h.fromBufferAttribute(n,M),d.fromBufferAttribute(r,I),f.fromBufferAttribute(r,w),g.fromBufferAttribute(r,M),u.sub(c),h.sub(c),f.sub(d),g.sub(d);const F=1/(f.x*g.y-g.x*f.y);isFinite(F)&&(v.copy(u).multiplyScalar(g.y).addScaledVector(h,-f.y).multiplyScalar(F),m.copy(h).multiplyScalar(f.x).addScaledVector(u,-g.x).multiplyScalar(F),a[I].add(v),a[w].add(v),a[M].add(v),l[I].add(m),l[w].add(m),l[M].add(m))}let y=this.groups;y.length===0&&(y=[{start:0,count:e.count}]);for(let I=0,w=y.length;I<w;++I){const M=y[I],F=M.start,V=M.count;for(let G=F,q=F+V;G<q;G+=3)p(e.getX(G+0),e.getX(G+1),e.getX(G+2))}const _=new N,x=new N,A=new N,b=new N;function E(I){A.fromBufferAttribute(i,I),b.copy(A);const w=a[I];_.copy(w),_.sub(A.multiplyScalar(A.dot(w))).normalize(),x.crossVectors(b,w);const F=x.dot(l[I])<0?-1:1;o.setXYZW(I,_.x,_.y,_.z,F)}for(let I=0,w=y.length;I<w;++I){const M=y[I],F=M.start,V=M.count;for(let G=F,q=F+V;G<q;G+=3)E(e.getX(G+0)),E(e.getX(G+1)),E(e.getX(G+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let n=this.getAttribute("normal");if(n===void 0)n=new pt(new Float32Array(t.count*3),3),this.setAttribute("normal",n);else for(let d=0,f=n.count;d<f;d++)n.setXYZ(d,0,0,0);const i=new N,r=new N,o=new N,a=new N,l=new N,c=new N,u=new N,h=new N;if(e)for(let d=0,f=e.count;d<f;d+=3){const g=e.getX(d+0),v=e.getX(d+1),m=e.getX(d+2);i.fromBufferAttribute(t,g),r.fromBufferAttribute(t,v),o.fromBufferAttribute(t,m),u.subVectors(o,r),h.subVectors(i,r),u.cross(h),a.fromBufferAttribute(n,g),l.fromBufferAttribute(n,v),c.fromBufferAttribute(n,m),a.add(u),l.add(u),c.add(u),n.setXYZ(g,a.x,a.y,a.z),n.setXYZ(v,l.x,l.y,l.z),n.setXYZ(m,c.x,c.y,c.z)}else for(let d=0,f=t.count;d<f;d+=3)i.fromBufferAttribute(t,d+0),r.fromBufferAttribute(t,d+1),o.fromBufferAttribute(t,d+2),u.subVectors(o,r),h.subVectors(i,r),u.cross(h),n.setXYZ(d+0,u.x,u.y,u.z),n.setXYZ(d+1,u.x,u.y,u.z),n.setXYZ(d+2,u.x,u.y,u.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Vt.fromBufferAttribute(e,t),Vt.normalize(),e.setXYZ(t,Vt.x,Vt.y,Vt.z)}toNonIndexed(){function e(a,l){const c=a.array,u=a.itemSize,h=a.normalized,d=new c.constructor(l.length*u);let f=0,g=0;for(let v=0,m=l.length;v<m;v++){a.isInterleavedBufferAttribute?f=l[v]*a.data.stride+a.offset:f=l[v]*u;for(let p=0;p<u;p++)d[g++]=c[f++]}return new pt(d,u,h)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new it,n=this.index.array,i=this.attributes;for(const a in i){const l=i[a],c=e(l,n);t.setAttribute(a,c)}const r=this.morphAttributes;for(const a in r){const l=[],c=r[a];for(let u=0,h=c.length;u<h;u++){const d=c[u],f=e(d,n);l.push(f)}t.morphAttributes[a]=l}t.morphTargetsRelative=this.morphTargetsRelative;const o=this.groups;for(let a=0,l=o.length;a<l;a++){const c=o[a];t.addGroup(c.start,c.count,c.materialIndex)}return t}toJSON(){const e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,this.name!==""&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),this.parameters!==void 0){const l=this.parameters;for(const c in l)l[c]!==void 0&&(e[c]=l[c]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const l in n){const c=n[l];e.data.attributes[l]=c.toJSON(e.data)}const i={};let r=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],u=[];for(let h=0,d=c.length;h<d;h++){const f=c[h];u.push(f.toJSON(e.data))}u.length>0&&(i[l]=u,r=!0)}r&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const o=this.groups;o.length>0&&(e.data.groups=JSON.parse(JSON.stringify(o)));const a=this.boundingSphere;return a!==null&&(e.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),e}clone(){return new this.constructor().copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;n!==null&&this.setIndex(n.clone(t));const i=e.attributes;for(const c in i){const u=i[c];this.setAttribute(c,u.clone(t))}const r=e.morphAttributes;for(const c in r){const u=[],h=r[c];for(let d=0,f=h.length;d<f;d++)u.push(h[d].clone(t));this.morphAttributes[c]=u}this.morphTargetsRelative=e.morphTargetsRelative;const o=e.groups;for(let c=0,u=o.length;c<u;c++){const h=o[c];this.addGroup(h.start,h.count,h.materialIndex)}const a=e.boundingBox;a!==null&&(this.boundingBox=a.clone());const l=e.boundingSphere;return l!==null&&(this.boundingSphere=l.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const ph=new qe,ki=new $s,vo=new Zt,mh=new N,bs=new N,Ss=new N,ws=new N,Al=new N,_o=new N,yo=new se,xo=new se,Mo=new se,gh=new N,vh=new N,_h=new N,bo=new N,So=new N;class Nt extends ct{constructor(e=new it,t=new hi){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,o=i.length;r<o;r++){const a=i[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=r}}}}getVertexPosition(e,t){const n=this.geometry,i=n.attributes.position,r=n.morphAttributes.position,o=n.morphTargetsRelative;t.fromBufferAttribute(i,e);const a=this.morphTargetInfluences;if(r&&a){_o.set(0,0,0);for(let l=0,c=r.length;l<c;l++){const u=a[l],h=r[l];u!==0&&(Al.fromBufferAttribute(h,e),o?_o.addScaledVector(Al,u):_o.addScaledVector(Al.sub(t),u))}t.add(_o)}return t}raycast(e,t){const n=this.geometry,i=this.material,r=this.matrixWorld;i!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),vo.copy(n.boundingSphere),vo.applyMatrix4(r),ki.copy(e.ray).recast(e.near),!(vo.containsPoint(ki.origin)===!1&&(ki.intersectSphere(vo,mh)===null||ki.origin.distanceToSquared(mh)>(e.far-e.near)**2))&&(ph.copy(r).invert(),ki.copy(e.ray).applyMatrix4(ph),!(n.boundingBox!==null&&ki.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,ki)))}_computeIntersections(e,t,n){let i;const r=this.geometry,o=this.material,a=r.index,l=r.attributes.position,c=r.attributes.uv,u=r.attributes.uv1,h=r.attributes.normal,d=r.groups,f=r.drawRange;if(a!==null)if(Array.isArray(o))for(let g=0,v=d.length;g<v;g++){const m=d[g],p=o[m.materialIndex],y=Math.max(m.start,f.start),_=Math.min(a.count,Math.min(m.start+m.count,f.start+f.count));for(let x=y,A=_;x<A;x+=3){const b=a.getX(x),E=a.getX(x+1),I=a.getX(x+2);i=wo(this,p,e,n,c,u,h,b,E,I),i&&(i.faceIndex=Math.floor(x/3),i.face.materialIndex=m.materialIndex,t.push(i))}}else{const g=Math.max(0,f.start),v=Math.min(a.count,f.start+f.count);for(let m=g,p=v;m<p;m+=3){const y=a.getX(m),_=a.getX(m+1),x=a.getX(m+2);i=wo(this,o,e,n,c,u,h,y,_,x),i&&(i.faceIndex=Math.floor(m/3),t.push(i))}}else if(l!==void 0)if(Array.isArray(o))for(let g=0,v=d.length;g<v;g++){const m=d[g],p=o[m.materialIndex],y=Math.max(m.start,f.start),_=Math.min(l.count,Math.min(m.start+m.count,f.start+f.count));for(let x=y,A=_;x<A;x+=3){const b=x,E=x+1,I=x+2;i=wo(this,p,e,n,c,u,h,b,E,I),i&&(i.faceIndex=Math.floor(x/3),i.face.materialIndex=m.materialIndex,t.push(i))}}else{const g=Math.max(0,f.start),v=Math.min(l.count,f.start+f.count);for(let m=g,p=v;m<p;m+=3){const y=m,_=m+1,x=m+2;i=wo(this,o,e,n,c,u,h,y,_,x),i&&(i.faceIndex=Math.floor(m/3),t.push(i))}}}}function Ev(s,e,t,n,i,r,o,a){let l;if(e.side===nn?l=n.intersectTriangle(o,r,i,!0,a):l=n.intersectTriangle(i,r,o,e.side===oi,a),l===null)return null;So.copy(a),So.applyMatrix4(s.matrixWorld);const c=t.ray.origin.distanceTo(So);return c<t.near||c>t.far?null:{distance:c,point:So.clone(),object:s}}function wo(s,e,t,n,i,r,o,a,l,c){s.getVertexPosition(a,bs),s.getVertexPosition(l,Ss),s.getVertexPosition(c,ws);const u=Ev(s,e,t,n,bs,Ss,ws,bo);if(u){i&&(yo.fromBufferAttribute(i,a),xo.fromBufferAttribute(i,l),Mo.fromBufferAttribute(i,c),u.uv=mn.getInterpolation(bo,bs,Ss,ws,yo,xo,Mo,new se)),r&&(yo.fromBufferAttribute(r,a),xo.fromBufferAttribute(r,l),Mo.fromBufferAttribute(r,c),u.uv1=mn.getInterpolation(bo,bs,Ss,ws,yo,xo,Mo,new se)),o&&(gh.fromBufferAttribute(o,a),vh.fromBufferAttribute(o,l),_h.fromBufferAttribute(o,c),u.normal=mn.getInterpolation(bo,bs,Ss,ws,gh,vh,_h,new N),u.normal.dot(n.direction)>0&&u.normal.multiplyScalar(-1));const h={a,b:l,c,normal:new N,materialIndex:0};mn.getNormal(bs,Ss,ws,h.normal),u.face=h}return u}class cs extends it{constructor(e=1,t=1,n=1,i=1,r=1,o=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:r,depthSegments:o};const a=this;i=Math.floor(i),r=Math.floor(r),o=Math.floor(o);const l=[],c=[],u=[],h=[];let d=0,f=0;g("z","y","x",-1,-1,n,t,e,o,r,0),g("z","y","x",1,-1,n,t,-e,o,r,1),g("x","z","y",1,1,e,n,t,i,o,2),g("x","z","y",1,-1,e,n,-t,i,o,3),g("x","y","z",1,-1,e,t,n,i,r,4),g("x","y","z",-1,-1,e,t,-n,i,r,5),this.setIndex(l),this.setAttribute("position",new Ne(c,3)),this.setAttribute("normal",new Ne(u,3)),this.setAttribute("uv",new Ne(h,2));function g(v,m,p,y,_,x,A,b,E,I,w){const M=x/E,F=A/I,V=x/2,G=A/2,q=b/2,ae=E+1,Q=I+1;let oe=0,B=0;const Me=new N;for(let be=0;be<Q;be++){const Ae=be*F-G;for(let ge=0;ge<ae;ge++){const ze=ge*M-V;Me[v]=ze*y,Me[m]=Ae*_,Me[p]=q,c.push(Me.x,Me.y,Me.z),Me[v]=0,Me[m]=0,Me[p]=b>0?1:-1,u.push(Me.x,Me.y,Me.z),h.push(ge/E),h.push(1-be/I),oe+=1}}for(let be=0;be<I;be++)for(let Ae=0;Ae<E;Ae++){const ge=d+Ae+ae*be,ze=d+Ae+ae*(be+1),U=d+(Ae+1)+ae*(be+1),D=d+(Ae+1)+ae*be;l.push(ge,ze,D),l.push(ze,U,D),B+=6}a.addGroup(f,B,w),f+=B,d+=oe}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new cs(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Hs(s){const e={};for(const t in s){e[t]={};for(const n in s[t]){const i=s[t][n];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=i.clone():Array.isArray(i)?e[t][n]=i.slice():e[t][n]=i}}return e}function en(s){const e={};for(let t=0;t<s.length;t++){const n=Hs(s[t]);for(const i in n)e[i]=n[i]}return e}function Cv(s){const e=[];for(let t=0;t<s.length;t++)e.push(s[t].clone());return e}function cp(s){const e=s.getRenderTarget();return e===null?s.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:ht.workingColorSpace}const up={clone:Hs,merge:en};var Pv=`void main() {
	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}`,Rv=`void main() {
	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
}`;class Ln extends Kt{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=Pv,this.fragmentShader=Rv,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={clipCullDistance:!1,multiDraw:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,e!==void 0&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Hs(e.uniforms),this.uniformsGroups=Cv(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const i in this.uniforms){const o=this.uniforms[i].value;o&&o.isTexture?t.uniforms[i]={type:"t",value:o.toJSON(e).uuid}:o&&o.isColor?t.uniforms[i]={type:"c",value:o.getHex()}:o&&o.isVector2?t.uniforms[i]={type:"v2",value:o.toArray()}:o&&o.isVector3?t.uniforms[i]={type:"v3",value:o.toArray()}:o&&o.isVector4?t.uniforms[i]={type:"v4",value:o.toArray()}:o&&o.isMatrix3?t.uniforms[i]={type:"m3",value:o.toArray()}:o&&o.isMatrix4?t.uniforms[i]={type:"m4",value:o.toArray()}:t.uniforms[i]={value:o}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const n={};for(const i in this.extensions)this.extensions[i]===!0&&(n[i]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class Xr extends ct{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new qe,this.projectionMatrix=new qe,this.projectionMatrixInverse=new qe,this.coordinateSystem=Vn}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}}const xi=new N,yh=new se,xh=new se;class Ut extends Xr{constructor(e=50,t=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=Vs*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(ns*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return Vs*2*Math.atan(Math.tan(ns*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,n){xi.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(xi.x,xi.y).multiplyScalar(-e/xi.z),xi.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(xi.x,xi.y).multiplyScalar(-e/xi.z)}getViewSize(e,t){return this.getViewBounds(e,yh,xh),t.subVectors(xh,yh)}setViewOffset(e,t,n,i,r,o){this.aspect=e/t,this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=o,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(ns*.5*this.fov)/this.zoom,n=2*t,i=this.aspect*n,r=-.5*i;const o=this.view;if(this.view!==null&&this.view.enabled){const l=o.fullWidth,c=o.fullHeight;r+=o.offsetX*i/l,t-=o.offsetY*n/c,i*=o.width/l,n*=o.height/c}const a=this.filmOffset;a!==0&&(r+=e*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,t,t-n,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const As=-90,Ts=1;class hp extends ct{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new Ut(As,Ts,e,t);i.layers=this.layers,this.add(i);const r=new Ut(As,Ts,e,t);r.layers=this.layers,this.add(r);const o=new Ut(As,Ts,e,t);o.layers=this.layers,this.add(o);const a=new Ut(As,Ts,e,t);a.layers=this.layers,this.add(a);const l=new Ut(As,Ts,e,t);l.layers=this.layers,this.add(l);const c=new Ut(As,Ts,e,t);c.layers=this.layers,this.add(c)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,i,r,o,a,l]=t;for(const c of t)this.remove(c);if(e===Vn)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),o.up.set(0,0,1),o.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),l.up.set(0,1,0),l.lookAt(0,0,-1);else if(e===Rr)n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),o.up.set(0,0,-1),o.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),l.up.set(0,-1,0),l.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const c of t)this.add(c),c.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[r,o,a,l,c,u]=this.children,h=e.getRenderTarget(),d=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),g=e.xr.enabled;e.xr.enabled=!1;const v=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,i),e.render(t,r),e.setRenderTarget(n,1,i),e.render(t,o),e.setRenderTarget(n,2,i),e.render(t,a),e.setRenderTarget(n,3,i),e.render(t,l),e.setRenderTarget(n,4,i),e.render(t,c),n.texture.generateMipmaps=v,e.setRenderTarget(n,5,i),e.render(t,u),e.setRenderTarget(h,d,f),e.xr.enabled=g,n.texture.needsPMREMUpdate=!0}}class qr extends Pt{constructor(e,t,n,i,r,o,a,l,c,u){e=e!==void 0?e:[],t=t!==void 0?t:ai,super(e,t,n,i,r,o,a,l,c,u),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class dp extends In{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new qr(i,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=t.generateMipmaps!==void 0?t.generateMipmaps:!1,this.texture.minFilter=t.minFilter!==void 0?t.minFilter:Ot}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:`

				varying vec3 vWorldDirection;

				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {

					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );

				}

				void main() {

					vWorldDirection = transformDirection( position, modelMatrix );

					#include <begin_vertex>
					#include <project_vertex>

				}
			`,fragmentShader:`

				uniform sampler2D tEquirect;

				varying vec3 vWorldDirection;

				#include <common>

				void main() {

					vec3 direction = normalize( vWorldDirection );

					vec2 sampleUV = equirectUv( direction );

					gl_FragColor = texture2D( tEquirect, sampleUV );

				}
			`},i=new cs(5,5,5),r=new Ln({name:"CubemapFromEquirect",uniforms:Hs(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:nn,blending:si});r.uniforms.tEquirect.value=t;const o=new Nt(i,r),a=t.minFilter;return t.minFilter===zn&&(t.minFilter=Ot),new hp(1,10,this).update(e,o),t.minFilter=a,o.geometry.dispose(),o.material.dispose(),this}clear(e,t,n,i){const r=e.getRenderTarget();for(let o=0;o<6;o++)e.setRenderTarget(this,o),e.clear(t,n,i);e.setRenderTarget(r)}}const Tl=new N,Iv=new N,Lv=new Ze;class wi{constructor(e=new N(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const i=Tl.subVectors(n,t).cross(Iv.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(Tl),i=this.normal.dot(n);if(i===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const r=-(e.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:t.copy(e.start).addScaledVector(n,r)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||Lv.getNormalMatrix(e),i=this.coplanarPoint(Tl).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}}const Bi=new Zt,Ao=new N;class Yr{constructor(e=new wi,t=new wi,n=new wi,i=new wi,r=new wi,o=new wi){this.planes=[e,t,n,i,r,o]}set(e,t,n,i,r,o){const a=this.planes;return a[0].copy(e),a[1].copy(t),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(o),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=Vn){const n=this.planes,i=e.elements,r=i[0],o=i[1],a=i[2],l=i[3],c=i[4],u=i[5],h=i[6],d=i[7],f=i[8],g=i[9],v=i[10],m=i[11],p=i[12],y=i[13],_=i[14],x=i[15];if(n[0].setComponents(l-r,d-c,m-f,x-p).normalize(),n[1].setComponents(l+r,d+c,m+f,x+p).normalize(),n[2].setComponents(l+o,d+u,m+g,x+y).normalize(),n[3].setComponents(l-o,d-u,m-g,x-y).normalize(),n[4].setComponents(l-a,d-h,m-v,x-_).normalize(),t===Vn)n[5].setComponents(l+a,d+h,m+v,x+_).normalize();else if(t===Rr)n[5].setComponents(a,h,v,_).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),Bi.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),Bi.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(Bi)}intersectsSprite(e){return Bi.center.set(0,0,0),Bi.radius=.7071067811865476,Bi.applyMatrix4(e.matrixWorld),this.intersectsSphere(Bi)}intersectsSphere(e){const t=this.planes,n=e.center,i=-e.radius;for(let r=0;r<6;r++)if(t[r].distanceToPoint(n)<i)return!1;return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const i=t[n];if(Ao.x=i.normal.x>0?e.max.x:e.min.x,Ao.y=i.normal.y>0?e.max.y:e.min.y,Ao.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(Ao)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}function fp(){let s=null,e=!1,t=null,n=null;function i(r,o){t(r,o),n=s.requestAnimationFrame(i)}return{start:function(){e!==!0&&t!==null&&(n=s.requestAnimationFrame(i),e=!0)},stop:function(){s.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(r){t=r},setContext:function(r){s=r}}}function Nv(s){const e=new WeakMap;function t(a,l){const c=a.array,u=a.usage,h=c.byteLength,d=s.createBuffer();s.bindBuffer(l,d),s.bufferData(l,c,u),a.onUploadCallback();let f;if(c instanceof Float32Array)f=s.FLOAT;else if(c instanceof Uint16Array)a.isFloat16BufferAttribute?f=s.HALF_FLOAT:f=s.UNSIGNED_SHORT;else if(c instanceof Int16Array)f=s.SHORT;else if(c instanceof Uint32Array)f=s.UNSIGNED_INT;else if(c instanceof Int32Array)f=s.INT;else if(c instanceof Int8Array)f=s.BYTE;else if(c instanceof Uint8Array)f=s.UNSIGNED_BYTE;else if(c instanceof Uint8ClampedArray)f=s.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+c);return{buffer:d,type:f,bytesPerElement:c.BYTES_PER_ELEMENT,version:a.version,size:h}}function n(a,l,c){const u=l.array,h=l._updateRange,d=l.updateRanges;if(s.bindBuffer(c,a),h.count===-1&&d.length===0&&s.bufferSubData(c,0,u),d.length!==0){for(let f=0,g=d.length;f<g;f++){const v=d[f];s.bufferSubData(c,v.start*u.BYTES_PER_ELEMENT,u,v.start,v.count)}l.clearUpdateRanges()}h.count!==-1&&(s.bufferSubData(c,h.offset*u.BYTES_PER_ELEMENT,u,h.offset,h.count),h.count=-1),l.onUploadCallback()}function i(a){return a.isInterleavedBufferAttribute&&(a=a.data),e.get(a)}function r(a){a.isInterleavedBufferAttribute&&(a=a.data);const l=e.get(a);l&&(s.deleteBuffer(l.buffer),e.delete(a))}function o(a,l){if(a.isGLBufferAttribute){const u=e.get(a);(!u||u.version<a.version)&&e.set(a,{buffer:a.buffer,type:a.type,bytesPerElement:a.elementSize,version:a.version});return}a.isInterleavedBufferAttribute&&(a=a.data);const c=e.get(a);if(c===void 0)e.set(a,t(a,l));else if(c.version<a.version){if(c.size!==a.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");n(c.buffer,a,l),c.version=a.version}}return{get:i,remove:r,update:o}}class Xs extends it{constructor(e=1,t=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};const r=e/2,o=t/2,a=Math.floor(n),l=Math.floor(i),c=a+1,u=l+1,h=e/a,d=t/l,f=[],g=[],v=[],m=[];for(let p=0;p<u;p++){const y=p*d-o;for(let _=0;_<c;_++){const x=_*h-r;g.push(x,-y,0),v.push(0,0,1),m.push(_/a),m.push(1-p/l)}}for(let p=0;p<l;p++)for(let y=0;y<a;y++){const _=y+c*p,x=y+c*(p+1),A=y+1+c*(p+1),b=y+1+c*p;f.push(_,x,b),f.push(x,A,b)}this.setIndex(f),this.setAttribute("position",new Ne(g,3)),this.setAttribute("normal",new Ne(v,3)),this.setAttribute("uv",new Ne(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Xs(e.width,e.height,e.widthSegments,e.heightSegments)}}var Dv=`#ifdef USE_ALPHAHASH
	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
#endif`,Uv=`#ifdef USE_ALPHAHASH
	const float ALPHA_HASH_SCALE = 0.05;
	float hash2D( vec2 value ) {
		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
	}
	float hash3D( vec3 value ) {
		return hash2D( vec2( hash2D( value.xy ), value.z ) );
	}
	float getAlphaHashThreshold( vec3 position ) {
		float maxDeriv = max(
			length( dFdx( position.xyz ) ),
			length( dFdy( position.xyz ) )
		);
		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
		vec2 pixScales = vec2(
			exp2( floor( log2( pixScale ) ) ),
			exp2( ceil( log2( pixScale ) ) )
		);
		vec2 alpha = vec2(
			hash3D( floor( pixScales.x * position.xyz ) ),
			hash3D( floor( pixScales.y * position.xyz ) )
		);
		float lerpFactor = fract( log2( pixScale ) );
		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
		float a = min( lerpFactor, 1.0 - lerpFactor );
		vec3 cases = vec3(
			x * x / ( 2.0 * a * ( 1.0 - a ) ),
			( x - 0.5 * a ) / ( 1.0 - a ),
			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
		);
		float threshold = ( x < ( 1.0 - a ) )
			? ( ( x < a ) ? cases.x : cases.y )
			: cases.z;
		return clamp( threshold , 1.0e-6, 1.0 );
	}
#endif`,Ov=`#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
#endif`,Fv=`#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,kv=`#ifdef USE_ALPHATEST
	#ifdef ALPHA_TO_COVERAGE
	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
	if ( diffuseColor.a == 0.0 ) discard;
	#else
	if ( diffuseColor.a < alphaTest ) discard;
	#endif
#endif`,Bv=`#ifdef USE_ALPHATEST
	uniform float alphaTest;
#endif`,zv=`#ifdef USE_AOMAP
	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
	reflectedLight.indirectDiffuse *= ambientOcclusion;
	#if defined( USE_CLEARCOAT ) 
		clearcoatSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_SHEEN ) 
		sheenSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD )
		float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );
		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );
	#endif
#endif`,Vv=`#ifdef USE_AOMAP
	uniform sampler2D aoMap;
	uniform float aoMapIntensity;
#endif`,Hv=`#ifdef USE_BATCHING
	attribute float batchId;
	uniform highp sampler2D batchingTexture;
	mat4 getBatchingMatrix( const in float i ) {
		int size = textureSize( batchingTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
#endif
#ifdef USE_BATCHING_COLOR
	uniform sampler2D batchingColorTexture;
	vec3 getBatchingColor( const in float i ) {
		int size = textureSize( batchingColorTexture, 0 ).x;
		int j = int( i );
		int x = j % size;
		int y = j / size;
		return texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;
	}
#endif`,Gv=`#ifdef USE_BATCHING
	mat4 batchingMatrix = getBatchingMatrix( batchId );
#endif`,Wv=`vec3 transformed = vec3( position );
#ifdef USE_ALPHAHASH
	vPosition = vec3( position );
#endif`,$v=`vec3 objectNormal = vec3( normal );
#ifdef USE_TANGENT
	vec3 objectTangent = vec3( tangent.xyz );
#endif`,Xv=`float G_BlinnPhong_Implicit( ) {
	return 0.25;
}
float D_BlinnPhong( const in float shininess, const in float dotNH ) {
	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );
}
vec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( specularColor, 1.0, dotVH );
	float G = G_BlinnPhong_Implicit( );
	float D = D_BlinnPhong( shininess, dotNH );
	return F * ( G * D );
} // validated`,qv=`#ifdef USE_IRIDESCENCE
	const mat3 XYZ_TO_REC709 = mat3(
		 3.2404542, -0.9692660,  0.0556434,
		-1.5371385,  1.8760108, -0.2040259,
		-0.4985314,  0.0415560,  1.0572252
	);
	vec3 Fresnel0ToIor( vec3 fresnel0 ) {
		vec3 sqrtF0 = sqrt( fresnel0 );
		return ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );
	}
	vec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );
	}
	float IorToFresnel0( float transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));
	}
	vec3 evalSensitivity( float OPD, vec3 shift ) {
		float phase = 2.0 * PI * OPD * 1.0e-9;
		vec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );
		vec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );
		vec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );
		vec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );
		xyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );
		xyz /= 1.0685e-7;
		vec3 rgb = XYZ_TO_REC709 * xyz;
		return rgb;
	}
	vec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {
		vec3 I;
		float iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );
		float sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );
		float cosTheta2Sq = 1.0 - sinTheta2Sq;
		if ( cosTheta2Sq < 0.0 ) {
			return vec3( 1.0 );
		}
		float cosTheta2 = sqrt( cosTheta2Sq );
		float R0 = IorToFresnel0( iridescenceIOR, outsideIOR );
		float R12 = F_Schlick( R0, 1.0, cosTheta1 );
		float T121 = 1.0 - R12;
		float phi12 = 0.0;
		if ( iridescenceIOR < outsideIOR ) phi12 = PI;
		float phi21 = PI - phi12;
		vec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );		vec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );
		vec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );
		vec3 phi23 = vec3( 0.0 );
		if ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;
		if ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;
		if ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;
		float OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;
		vec3 phi = vec3( phi21 ) + phi23;
		vec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );
		vec3 r123 = sqrt( R123 );
		vec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );
		vec3 C0 = R12 + Rs;
		I = C0;
		vec3 Cm = Rs - T121;
		for ( int m = 1; m <= 2; ++ m ) {
			Cm *= r123;
			vec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );
			I += Cm * Sm;
		}
		return max( I, vec3( 0.0 ) );
	}
#endif`,Yv=`#ifdef USE_BUMPMAP
	uniform sampler2D bumpMap;
	uniform float bumpScale;
	vec2 dHdxy_fwd() {
		vec2 dSTdx = dFdx( vBumpMapUv );
		vec2 dSTdy = dFdy( vBumpMapUv );
		float Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;
		float dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;
		float dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;
		return vec2( dBx, dBy );
	}
	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {
		vec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );
		vec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );
		vec3 vN = surf_norm;
		vec3 R1 = cross( vSigmaY, vN );
		vec3 R2 = cross( vN, vSigmaX );
		float fDet = dot( vSigmaX, R1 ) * faceDirection;
		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );
		return normalize( abs( fDet ) * surf_norm - vGrad );
	}
#endif`,Zv=`#if NUM_CLIPPING_PLANES > 0
	vec4 plane;
	#ifdef ALPHA_TO_COVERAGE
		float distanceToPlane, distanceGradient;
		float clipOpacity = 1.0;
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
			distanceGradient = fwidth( distanceToPlane ) / 2.0;
			clipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			if ( clipOpacity == 0.0 ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			float unionClipOpacity = 1.0;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
				distanceGradient = fwidth( distanceToPlane ) / 2.0;
				unionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			}
			#pragma unroll_loop_end
			clipOpacity *= 1.0 - unionClipOpacity;
		#endif
		diffuseColor.a *= clipOpacity;
		if ( diffuseColor.a == 0.0 ) discard;
	#else
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			bool clipped = true;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;
			}
			#pragma unroll_loop_end
			if ( clipped ) discard;
		#endif
	#endif
#endif`,Jv=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,Kv=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
#endif`,jv=`#if NUM_CLIPPING_PLANES > 0
	vClipPosition = - mvPosition.xyz;
#endif`,Qv=`#if defined( USE_COLOR_ALPHA )
	diffuseColor *= vColor;
#elif defined( USE_COLOR )
	diffuseColor.rgb *= vColor;
#endif`,e_=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR )
	varying vec3 vColor;
#endif`,t_=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	varying vec3 vColor;
#endif`,n_=`#if defined( USE_COLOR_ALPHA )
	vColor = vec4( 1.0 );
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	vColor = vec3( 1.0 );
#endif
#ifdef USE_COLOR
	vColor *= color;
#endif
#ifdef USE_INSTANCING_COLOR
	vColor.xyz *= instanceColor.xyz;
#endif
#ifdef USE_BATCHING_COLOR
	vec3 batchingColor = getBatchingColor( batchId );
	vColor.xyz *= batchingColor.xyz;
#endif`,i_=`#define PI 3.141592653589793
#define PI2 6.283185307179586
#define PI_HALF 1.5707963267948966
#define RECIPROCAL_PI 0.3183098861837907
#define RECIPROCAL_PI2 0.15915494309189535
#define EPSILON 1e-6
#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
#define whiteComplement( a ) ( 1.0 - saturate( a ) )
float pow2( const in float x ) { return x*x; }
vec3 pow2( const in vec3 x ) { return x*x; }
float pow3( const in float x ) { return x*x*x; }
float pow4( const in float x ) { float x2 = x*x; return x2*x2; }
float max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }
float average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }
highp float rand( const in vec2 uv ) {
	const highp float a = 12.9898, b = 78.233, c = 43758.5453;
	highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );
	return fract( sin( sn ) * c );
}
#ifdef HIGH_PRECISION
	float precisionSafeLength( vec3 v ) { return length( v ); }
#else
	float precisionSafeLength( vec3 v ) {
		float maxComponent = max3( abs( v ) );
		return length( v / maxComponent ) * maxComponent;
	}
#endif
struct IncidentLight {
	vec3 color;
	vec3 direction;
	bool visible;
};
struct ReflectedLight {
	vec3 directDiffuse;
	vec3 directSpecular;
	vec3 indirectDiffuse;
	vec3 indirectSpecular;
};
#ifdef USE_ALPHAHASH
	varying vec3 vPosition;
#endif
vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
}
vec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );
}
mat3 transposeMat3( const in mat3 m ) {
	mat3 tmp;
	tmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );
	tmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );
	tmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );
	return tmp;
}
float luminance( const in vec3 rgb ) {
	const vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );
	return dot( weights, rgb );
}
bool isPerspectiveMatrix( mat4 m ) {
	return m[ 2 ][ 3 ] == - 1.0;
}
vec2 equirectUv( in vec3 dir ) {
	float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;
	float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;
	return vec2( u, v );
}
vec3 BRDF_Lambert( const in vec3 diffuseColor ) {
	return RECIPROCAL_PI * diffuseColor;
}
vec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
}
float F_Schlick( const in float f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
} // validated`,s_=`#ifdef ENVMAP_TYPE_CUBE_UV
	#define cubeUV_minMipLevel 4.0
	#define cubeUV_minTileSize 16.0
	float getFace( vec3 direction ) {
		vec3 absDirection = abs( direction );
		float face = - 1.0;
		if ( absDirection.x > absDirection.z ) {
			if ( absDirection.x > absDirection.y )
				face = direction.x > 0.0 ? 0.0 : 3.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		} else {
			if ( absDirection.z > absDirection.y )
				face = direction.z > 0.0 ? 2.0 : 5.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		}
		return face;
	}
	vec2 getUV( vec3 direction, float face ) {
		vec2 uv;
		if ( face == 0.0 ) {
			uv = vec2( direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 1.0 ) {
			uv = vec2( - direction.x, - direction.z ) / abs( direction.y );
		} else if ( face == 2.0 ) {
			uv = vec2( - direction.x, direction.y ) / abs( direction.z );
		} else if ( face == 3.0 ) {
			uv = vec2( - direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 4.0 ) {
			uv = vec2( - direction.x, direction.z ) / abs( direction.y );
		} else {
			uv = vec2( direction.x, direction.y ) / abs( direction.z );
		}
		return 0.5 * ( uv + 1.0 );
	}
	vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {
		float face = getFace( direction );
		float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );
		mipInt = max( mipInt, cubeUV_minMipLevel );
		float faceSize = exp2( mipInt );
		highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;
		if ( face > 2.0 ) {
			uv.y += faceSize;
			face -= 3.0;
		}
		uv.x += face * faceSize;
		uv.x += filterInt * 3.0 * cubeUV_minTileSize;
		uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );
		uv.x *= CUBEUV_TEXEL_WIDTH;
		uv.y *= CUBEUV_TEXEL_HEIGHT;
		#ifdef texture2DGradEXT
			return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;
		#else
			return texture2D( envMap, uv ).rgb;
		#endif
	}
	#define cubeUV_r0 1.0
	#define cubeUV_m0 - 2.0
	#define cubeUV_r1 0.8
	#define cubeUV_m1 - 1.0
	#define cubeUV_r4 0.4
	#define cubeUV_m4 2.0
	#define cubeUV_r5 0.305
	#define cubeUV_m5 3.0
	#define cubeUV_r6 0.21
	#define cubeUV_m6 4.0
	float roughnessToMip( float roughness ) {
		float mip = 0.0;
		if ( roughness >= cubeUV_r1 ) {
			mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;
		} else if ( roughness >= cubeUV_r4 ) {
			mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;
		} else if ( roughness >= cubeUV_r5 ) {
			mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;
		} else if ( roughness >= cubeUV_r6 ) {
			mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;
		} else {
			mip = - 2.0 * log2( 1.16 * roughness );		}
		return mip;
	}
	vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {
		float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );
		float mipF = fract( mip );
		float mipInt = floor( mip );
		vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );
		if ( mipF == 0.0 ) {
			return vec4( color0, 1.0 );
		} else {
			vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );
			return vec4( mix( color0, color1, mipF ), 1.0 );
		}
	}
#endif`,r_=`vec3 transformedNormal = objectNormal;
#ifdef USE_TANGENT
	vec3 transformedTangent = objectTangent;
#endif
#ifdef USE_BATCHING
	mat3 bm = mat3( batchingMatrix );
	transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );
	transformedNormal = bm * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = bm * transformedTangent;
	#endif
#endif
#ifdef USE_INSTANCING
	mat3 im = mat3( instanceMatrix );
	transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );
	transformedNormal = im * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = im * transformedTangent;
	#endif
#endif
transformedNormal = normalMatrix * transformedNormal;
#ifdef FLIP_SIDED
	transformedNormal = - transformedNormal;
#endif
#ifdef USE_TANGENT
	transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;
	#ifdef FLIP_SIDED
		transformedTangent = - transformedTangent;
	#endif
#endif`,o_=`#ifdef USE_DISPLACEMENTMAP
	uniform sampler2D displacementMap;
	uniform float displacementScale;
	uniform float displacementBias;
#endif`,a_=`#ifdef USE_DISPLACEMENTMAP
	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,l_=`#ifdef USE_EMISSIVEMAP
	vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
	totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,c_=`#ifdef USE_EMISSIVEMAP
	uniform sampler2D emissiveMap;
#endif`,u_="gl_FragColor = linearToOutputTexel( gl_FragColor );",h_=`
const mat3 LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 = mat3(
	vec3( 0.8224621, 0.177538, 0.0 ),
	vec3( 0.0331941, 0.9668058, 0.0 ),
	vec3( 0.0170827, 0.0723974, 0.9105199 )
);
const mat3 LINEAR_DISPLAY_P3_TO_LINEAR_SRGB = mat3(
	vec3( 1.2249401, - 0.2249404, 0.0 ),
	vec3( - 0.0420569, 1.0420571, 0.0 ),
	vec3( - 0.0196376, - 0.0786361, 1.0982735 )
);
vec4 LinearSRGBToLinearDisplayP3( in vec4 value ) {
	return vec4( value.rgb * LINEAR_SRGB_TO_LINEAR_DISPLAY_P3, value.a );
}
vec4 LinearDisplayP3ToLinearSRGB( in vec4 value ) {
	return vec4( value.rgb * LINEAR_DISPLAY_P3_TO_LINEAR_SRGB, value.a );
}
vec4 LinearTransferOETF( in vec4 value ) {
	return value;
}
vec4 sRGBTransferOETF( in vec4 value ) {
	return 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 );
}
vec4 LinearToLinear( in vec4 value ) {
	return value;
}
vec4 LinearTosRGB( in vec4 value ) {
	return sRGBTransferOETF( value );
}`,d_=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vec3 cameraToFrag;
		if ( isOrthographic ) {
			cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToFrag = normalize( vWorldPosition - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vec3 reflectVec = reflect( cameraToFrag, worldNormal );
		#else
			vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );
		#endif
	#else
		vec3 reflectVec = vReflect;
	#endif
	#ifdef ENVMAP_TYPE_CUBE
		vec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );
	#else
		vec4 envColor = vec4( 0.0 );
	#endif
	#ifdef ENVMAP_BLENDING_MULTIPLY
		outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_MIX )
		outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_ADD )
		outgoingLight += envColor.xyz * specularStrength * reflectivity;
	#endif
#endif`,f_=`#ifdef USE_ENVMAP
	uniform float envMapIntensity;
	uniform float flipEnvMap;
	uniform mat3 envMapRotation;
	#ifdef ENVMAP_TYPE_CUBE
		uniform samplerCube envMap;
	#else
		uniform sampler2D envMap;
	#endif
	
#endif`,p_=`#ifdef USE_ENVMAP
	uniform float reflectivity;
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		varying vec3 vWorldPosition;
		uniform float refractionRatio;
	#else
		varying vec3 vReflect;
	#endif
#endif`,m_=`#ifdef USE_ENVMAP
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		
		varying vec3 vWorldPosition;
	#else
		varying vec3 vReflect;
		uniform float refractionRatio;
	#endif
#endif`,g_=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vWorldPosition = worldPosition.xyz;
	#else
		vec3 cameraToVertex;
		if ( isOrthographic ) {
			cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToVertex = normalize( worldPosition.xyz - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vReflect = reflect( cameraToVertex, worldNormal );
		#else
			vReflect = refract( cameraToVertex, worldNormal, refractionRatio );
		#endif
	#endif
#endif`,v_=`#ifdef USE_FOG
	vFogDepth = - mvPosition.z;
#endif`,__=`#ifdef USE_FOG
	varying float vFogDepth;
#endif`,y_=`#ifdef USE_FOG
	#ifdef FOG_EXP2
		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );
	#else
		float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );
	#endif
	gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );
#endif`,x_=`#ifdef USE_FOG
	uniform vec3 fogColor;
	varying float vFogDepth;
	#ifdef FOG_EXP2
		uniform float fogDensity;
	#else
		uniform float fogNear;
		uniform float fogFar;
	#endif
#endif`,M_=`#ifdef USE_GRADIENTMAP
	uniform sampler2D gradientMap;
#endif
vec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {
	float dotNL = dot( normal, lightDirection );
	vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );
	#ifdef USE_GRADIENTMAP
		return vec3( texture2D( gradientMap, coord ).r );
	#else
		vec2 fw = fwidth( coord ) * 0.5;
		return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );
	#endif
}`,b_=`#ifdef USE_LIGHTMAP
	uniform sampler2D lightMap;
	uniform float lightMapIntensity;
#endif`,S_=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,w_=`varying vec3 vViewPosition;
struct LambertMaterial {
	vec3 diffuseColor;
	float specularStrength;
};
void RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Lambert
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Lambert`,A_=`uniform bool receiveShadow;
uniform vec3 ambientLightColor;
#if defined( USE_LIGHT_PROBES )
	uniform vec3 lightProbe[ 9 ];
#endif
vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {
	float x = normal.x, y = normal.y, z = normal.z;
	vec3 result = shCoefficients[ 0 ] * 0.886227;
	result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;
	result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;
	result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;
	result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;
	result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;
	result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );
	result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;
	result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );
	return result;
}
vec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {
	vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
	vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );
	return irradiance;
}
vec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {
	vec3 irradiance = ambientLightColor;
	return irradiance;
}
float getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {
	float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );
	if ( cutoffDistance > 0.0 ) {
		distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );
	}
	return distanceFalloff;
}
float getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {
	return smoothstep( coneCosine, penumbraCosine, angleCosine );
}
#if NUM_DIR_LIGHTS > 0
	struct DirectionalLight {
		vec3 direction;
		vec3 color;
	};
	uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];
	void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {
		light.color = directionalLight.color;
		light.direction = directionalLight.direction;
		light.visible = true;
	}
#endif
#if NUM_POINT_LIGHTS > 0
	struct PointLight {
		vec3 position;
		vec3 color;
		float distance;
		float decay;
	};
	uniform PointLight pointLights[ NUM_POINT_LIGHTS ];
	void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = pointLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float lightDistance = length( lVector );
		light.color = pointLight.color;
		light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );
		light.visible = ( light.color != vec3( 0.0 ) );
	}
#endif
#if NUM_SPOT_LIGHTS > 0
	struct SpotLight {
		vec3 position;
		vec3 direction;
		vec3 color;
		float distance;
		float decay;
		float coneCos;
		float penumbraCos;
	};
	uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];
	void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = spotLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float angleCos = dot( light.direction, spotLight.direction );
		float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );
		if ( spotAttenuation > 0.0 ) {
			float lightDistance = length( lVector );
			light.color = spotLight.color * spotAttenuation;
			light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );
			light.visible = ( light.color != vec3( 0.0 ) );
		} else {
			light.color = vec3( 0.0 );
			light.visible = false;
		}
	}
#endif
#if NUM_RECT_AREA_LIGHTS > 0
	struct RectAreaLight {
		vec3 color;
		vec3 position;
		vec3 halfWidth;
		vec3 halfHeight;
	};
	uniform sampler2D ltc_1;	uniform sampler2D ltc_2;
	uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];
#endif
#if NUM_HEMI_LIGHTS > 0
	struct HemisphereLight {
		vec3 direction;
		vec3 skyColor;
		vec3 groundColor;
	};
	uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];
	vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {
		float dotNL = dot( normal, hemiLight.direction );
		float hemiDiffuseWeight = 0.5 * dotNL + 0.5;
		vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );
		return irradiance;
	}
#endif`,T_=`#ifdef USE_ENVMAP
	vec3 getIBLIrradiance( const in vec3 normal ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );
			return PI * envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 reflectVec = reflect( - viewDir, normal );
			reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );
			reflectVec = inverseTransformDirection( reflectVec, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );
			return envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	#ifdef USE_ANISOTROPY
		vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {
			#ifdef ENVMAP_TYPE_CUBE_UV
				vec3 bentNormal = cross( bitangent, viewDir );
				bentNormal = normalize( cross( bentNormal, bitangent ) );
				bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );
				return getIBLRadiance( viewDir, bentNormal, roughness );
			#else
				return vec3( 0.0 );
			#endif
		}
	#endif
#endif`,E_=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,C_=`varying vec3 vViewPosition;
struct ToonMaterial {
	vec3 diffuseColor;
};
void RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Toon
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Toon`,P_=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,R_=`varying vec3 vViewPosition;
struct BlinnPhongMaterial {
	vec3 diffuseColor;
	vec3 specularColor;
	float specularShininess;
	float specularStrength;
};
void RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
	reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;
}
void RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_BlinnPhong
#define RE_IndirectDiffuse		RE_IndirectDiffuse_BlinnPhong`,I_=`PhysicalMaterial material;
material.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );
vec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );
float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );
material.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;
material.roughness = min( material.roughness, 1.0 );
#ifdef IOR
	material.ior = ior;
	#ifdef USE_SPECULAR
		float specularIntensityFactor = specularIntensity;
		vec3 specularColorFactor = specularColor;
		#ifdef USE_SPECULAR_COLORMAP
			specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;
		#endif
		#ifdef USE_SPECULAR_INTENSITYMAP
			specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;
		#endif
		material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );
	#else
		float specularIntensityFactor = 1.0;
		vec3 specularColorFactor = vec3( 1.0 );
		material.specularF90 = 1.0;
	#endif
	material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );
#else
	material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );
	material.specularF90 = 1.0;
#endif
#ifdef USE_CLEARCOAT
	material.clearcoat = clearcoat;
	material.clearcoatRoughness = clearcoatRoughness;
	material.clearcoatF0 = vec3( 0.04 );
	material.clearcoatF90 = 1.0;
	#ifdef USE_CLEARCOATMAP
		material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;
	#endif
	#ifdef USE_CLEARCOAT_ROUGHNESSMAP
		material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;
	#endif
	material.clearcoat = saturate( material.clearcoat );	material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );
	material.clearcoatRoughness += geometryRoughness;
	material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );
#endif
#ifdef USE_DISPERSION
	material.dispersion = dispersion;
#endif
#ifdef USE_IRIDESCENCE
	material.iridescence = iridescence;
	material.iridescenceIOR = iridescenceIOR;
	#ifdef USE_IRIDESCENCEMAP
		material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;
	#endif
	#ifdef USE_IRIDESCENCE_THICKNESSMAP
		material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;
	#else
		material.iridescenceThickness = iridescenceThicknessMaximum;
	#endif
#endif
#ifdef USE_SHEEN
	material.sheenColor = sheenColor;
	#ifdef USE_SHEEN_COLORMAP
		material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;
	#endif
	material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );
	#ifdef USE_SHEEN_ROUGHNESSMAP
		material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;
	#endif
#endif
#ifdef USE_ANISOTROPY
	#ifdef USE_ANISOTROPYMAP
		mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );
		vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;
		vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;
	#else
		vec2 anisotropyV = anisotropyVector;
	#endif
	material.anisotropy = length( anisotropyV );
	if( material.anisotropy == 0.0 ) {
		anisotropyV = vec2( 1.0, 0.0 );
	} else {
		anisotropyV /= material.anisotropy;
		material.anisotropy = saturate( material.anisotropy );
	}
	material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );
	material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;
	material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;
#endif`,L_=`struct PhysicalMaterial {
	vec3 diffuseColor;
	float roughness;
	vec3 specularColor;
	float specularF90;
	float dispersion;
	#ifdef USE_CLEARCOAT
		float clearcoat;
		float clearcoatRoughness;
		vec3 clearcoatF0;
		float clearcoatF90;
	#endif
	#ifdef USE_IRIDESCENCE
		float iridescence;
		float iridescenceIOR;
		float iridescenceThickness;
		vec3 iridescenceFresnel;
		vec3 iridescenceF0;
	#endif
	#ifdef USE_SHEEN
		vec3 sheenColor;
		float sheenRoughness;
	#endif
	#ifdef IOR
		float ior;
	#endif
	#ifdef USE_TRANSMISSION
		float transmission;
		float transmissionAlpha;
		float thickness;
		float attenuationDistance;
		vec3 attenuationColor;
	#endif
	#ifdef USE_ANISOTROPY
		float anisotropy;
		float alphaT;
		vec3 anisotropyT;
		vec3 anisotropyB;
	#endif
};
vec3 clearcoatSpecularDirect = vec3( 0.0 );
vec3 clearcoatSpecularIndirect = vec3( 0.0 );
vec3 sheenSpecularDirect = vec3( 0.0 );
vec3 sheenSpecularIndirect = vec3(0.0 );
vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
    float x2 = x * x;
    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
}
float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
	float a2 = pow2( alpha );
	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
	return 0.5 / max( gv + gl, EPSILON );
}
float D_GGX( const in float alpha, const in float dotNH ) {
	float a2 = pow2( alpha );
	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
	return RECIPROCAL_PI * a2 / pow2( denom );
}
#ifdef USE_ANISOTROPY
	float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {
		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
		float v = 0.5 / ( gv + gl );
		return saturate(v);
	}
	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
		float a2 = alphaT * alphaB;
		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
		highp float v2 = dot( v, v );
		float w2 = a2 / v2;
		return RECIPROCAL_PI * a2 * pow2 ( w2 );
	}
#endif
#ifdef USE_CLEARCOAT
	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
		vec3 f0 = material.clearcoatF0;
		float f90 = material.clearcoatF90;
		float roughness = material.clearcoatRoughness;
		float alpha = pow2( roughness );
		vec3 halfDir = normalize( lightDir + viewDir );
		float dotNL = saturate( dot( normal, lightDir ) );
		float dotNV = saturate( dot( normal, viewDir ) );
		float dotNH = saturate( dot( normal, halfDir ) );
		float dotVH = saturate( dot( viewDir, halfDir ) );
		vec3 F = F_Schlick( f0, f90, dotVH );
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
		return F * ( V * D );
	}
#endif
vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
	vec3 f0 = material.specularColor;
	float f90 = material.specularF90;
	float roughness = material.roughness;
	float alpha = pow2( roughness );
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( f0, f90, dotVH );
	#ifdef USE_IRIDESCENCE
		F = mix( F, material.iridescenceFresnel, material.iridescence );
	#endif
	#ifdef USE_ANISOTROPY
		float dotTL = dot( material.anisotropyT, lightDir );
		float dotTV = dot( material.anisotropyT, viewDir );
		float dotTH = dot( material.anisotropyT, halfDir );
		float dotBL = dot( material.anisotropyB, lightDir );
		float dotBV = dot( material.anisotropyB, viewDir );
		float dotBH = dot( material.anisotropyB, halfDir );
		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
	#else
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
	#endif
	return F * ( V * D );
}
vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
	const float LUT_SIZE = 64.0;
	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
	const float LUT_BIAS = 0.5 / LUT_SIZE;
	float dotNV = saturate( dot( N, V ) );
	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
	uv = uv * LUT_SCALE + LUT_BIAS;
	return uv;
}
float LTC_ClippedSphereFormFactor( const in vec3 f ) {
	float l = length( f );
	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
}
vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
	float x = dot( v1, v2 );
	float y = abs( x );
	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
	float b = 3.4175940 + ( 4.1616724 + y ) * y;
	float v = a / b;
	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
	return cross( v1, v2 ) * theta_sintheta;
}
vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
	vec3 lightNormal = cross( v1, v2 );
	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
	vec3 T1, T2;
	T1 = normalize( V - N * dot( V, N ) );
	T2 = - cross( N, T1 );
	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );
	vec3 coords[ 4 ];
	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
	coords[ 0 ] = normalize( coords[ 0 ] );
	coords[ 1 ] = normalize( coords[ 1 ] );
	coords[ 2 ] = normalize( coords[ 2 ] );
	coords[ 3 ] = normalize( coords[ 3 ] );
	vec3 vectorFormFactor = vec3( 0.0 );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
	return vec3( result );
}
#if defined( USE_SHEEN )
float D_Charlie( float roughness, float dotNH ) {
	float alpha = pow2( roughness );
	float invAlpha = 1.0 / alpha;
	float cos2h = dotNH * dotNH;
	float sin2h = max( 1.0 - cos2h, 0.0078125 );
	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
}
float V_Neubelt( float dotNV, float dotNL ) {
	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
}
vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float D = D_Charlie( sheenRoughness, dotNH );
	float V = V_Neubelt( dotNV, dotNL );
	return sheenColor * ( D * V );
}
#endif
float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	float r2 = roughness * roughness;
	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
	return saturate( DG * RECIPROCAL_PI );
}
vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );
	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );
	vec4 r = roughness * c0 + c1;
	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;
	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;
	return fab;
}
vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	return specularColor * fab.x + specularF90 * fab.y;
}
#ifdef USE_IRIDESCENCE
void 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 ) {
#else
void 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 ) {
#endif
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	#ifdef USE_IRIDESCENCE
		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
	#else
		vec3 Fr = specularColor;
	#endif
	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
	float Ess = fab.x + fab.y;
	float Ems = 1.0 - Ess;
	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
	singleScatter += FssEss;
	multiScatter += Fms * Ems;
}
#if NUM_RECT_AREA_LIGHTS > 0
	void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
		vec3 normal = geometryNormal;
		vec3 viewDir = geometryViewDir;
		vec3 position = geometryPosition;
		vec3 lightPos = rectAreaLight.position;
		vec3 halfWidth = rectAreaLight.halfWidth;
		vec3 halfHeight = rectAreaLight.halfHeight;
		vec3 lightColor = rectAreaLight.color;
		float roughness = material.roughness;
		vec3 rectCoords[ 4 ];
		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
		vec2 uv = LTC_Uv( normal, viewDir, roughness );
		vec4 t1 = texture2D( ltc_1, uv );
		vec4 t2 = texture2D( ltc_2, uv );
		mat3 mInv = mat3(
			vec3( t1.x, 0, t1.y ),
			vec3(    0, 1,    0 ),
			vec3( t1.z, 0, t1.w )
		);
		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
	}
#endif
void RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	#ifdef USE_CLEARCOAT
		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
		vec3 ccIrradiance = dotNLcc * directLight.color;
		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
	#endif
	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {
	#ifdef USE_CLEARCOAT
		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
	#endif
	vec3 singleScattering = vec3( 0.0 );
	vec3 multiScattering = vec3( 0.0 );
	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
	#ifdef USE_IRIDESCENCE
		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
	#else
		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
	#endif
	vec3 totalScattering = singleScattering + multiScattering;
	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
	reflectedLight.indirectSpecular += radiance * singleScattering;
	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
}
#define RE_Direct				RE_Direct_Physical
#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
}`,N_=`
vec3 geometryPosition = - vViewPosition;
vec3 geometryNormal = normal;
vec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );
vec3 geometryClearcoatNormal = vec3( 0.0 );
#ifdef USE_CLEARCOAT
	geometryClearcoatNormal = clearcoatNormal;
#endif
#ifdef USE_IRIDESCENCE
	float dotNVi = saturate( dot( normal, geometryViewDir ) );
	if ( material.iridescenceThickness == 0.0 ) {
		material.iridescence = 0.0;
	} else {
		material.iridescence = saturate( material.iridescence );
	}
	if ( material.iridescence > 0.0 ) {
		material.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );
		material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );
	}
#endif
IncidentLight directLight;
#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )
	PointLight pointLight;
	#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
		pointLight = pointLights[ i ];
		getPointLightInfo( pointLight, geometryPosition, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )
		pointLightShadow = pointLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )
	SpotLight spotLight;
	vec4 spotColor;
	vec3 spotLightCoord;
	bool inSpotLightMap;
	#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
		spotLight = spotLights[ i ];
		getSpotLightInfo( spotLight, geometryPosition, directLight );
		#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX
		#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS
		#else
		#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#endif
		#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )
			spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;
			inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );
			spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );
			directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;
		#endif
		#undef SPOT_LIGHT_MAP_INDEX
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		spotLightShadow = spotLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )
	DirectionalLight directionalLight;
	#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
		directionalLight = directionalLights[ i ];
		getDirectionalLightInfo( directionalLight, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )
		directionalLightShadow = directionalLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )
	RectAreaLight rectAreaLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {
		rectAreaLight = rectAreaLights[ i ];
		RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if defined( RE_IndirectDiffuse )
	vec3 iblIrradiance = vec3( 0.0 );
	vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );
	#if defined( USE_LIGHT_PROBES )
		irradiance += getLightProbeIrradiance( lightProbe, geometryNormal );
	#endif
	#if ( NUM_HEMI_LIGHTS > 0 )
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {
			irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );
		}
		#pragma unroll_loop_end
	#endif
#endif
#if defined( RE_IndirectSpecular )
	vec3 radiance = vec3( 0.0 );
	vec3 clearcoatRadiance = vec3( 0.0 );
#endif`,D_=`#if defined( RE_IndirectDiffuse )
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;
		irradiance += lightMapIrradiance;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )
		iblIrradiance += getIBLIrradiance( geometryNormal );
	#endif
#endif
#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )
	#ifdef USE_ANISOTROPY
		radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );
	#else
		radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );
	#endif
	#ifdef USE_CLEARCOAT
		clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );
	#endif
#endif`,U_=`#if defined( RE_IndirectDiffuse )
	RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif
#if defined( RE_IndirectSpecular )
	RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif`,O_=`#if defined( USE_LOGDEPTHBUF )
	gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,F_=`#if defined( USE_LOGDEPTHBUF )
	uniform float logDepthBufFC;
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,k_=`#ifdef USE_LOGDEPTHBUF
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,B_=`#ifdef USE_LOGDEPTHBUF
	vFragDepth = 1.0 + gl_Position.w;
	vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
#endif`,z_=`#ifdef USE_MAP
	vec4 sampledDiffuseColor = texture2D( map, vMapUv );
	#ifdef DECODE_VIDEO_TEXTURE
		sampledDiffuseColor = 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 );
	
	#endif
	diffuseColor *= sampledDiffuseColor;
#endif`,V_=`#ifdef USE_MAP
	uniform sampler2D map;
#endif`,H_=`#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
	#if defined( USE_POINTS_UV )
		vec2 uv = vUv;
	#else
		vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;
	#endif
#endif
#ifdef USE_MAP
	diffuseColor *= texture2D( map, uv );
#endif
#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, uv ).g;
#endif`,G_=`#if defined( USE_POINTS_UV )
	varying vec2 vUv;
#else
	#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
		uniform mat3 uvTransform;
	#endif
#endif
#ifdef USE_MAP
	uniform sampler2D map;
#endif
#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,W_=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
	vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
	metalnessFactor *= texelMetalness.b;
#endif`,$_=`#ifdef USE_METALNESSMAP
	uniform sampler2D metalnessMap;
#endif`,X_=`#ifdef USE_INSTANCING_MORPH
	float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	float morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		morphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;
	}
#endif`,q_=`#if defined( USE_MORPHCOLORS )
	vColor *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		#if defined( USE_COLOR_ALPHA )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];
		#elif defined( USE_COLOR )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];
		#endif
	}
#endif`,Y_=`#ifdef USE_MORPHNORMALS
	objectNormal *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,Z_=`#ifdef USE_MORPHTARGETS
	#ifndef USE_INSTANCING_MORPH
		uniform float morphTargetBaseInfluence;
		uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	#endif
	uniform sampler2DArray morphTargetsTexture;
	uniform ivec2 morphTargetsTextureSize;
	vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {
		int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;
		int y = texelIndex / morphTargetsTextureSize.x;
		int x = texelIndex - y * morphTargetsTextureSize.x;
		ivec3 morphUV = ivec3( x, y, morphTargetIndex );
		return texelFetch( morphTargetsTexture, morphUV, 0 );
	}
#endif`,J_=`#ifdef USE_MORPHTARGETS
	transformed *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,K_=`float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;
#ifdef FLAT_SHADED
	vec3 fdx = dFdx( vViewPosition );
	vec3 fdy = dFdy( vViewPosition );
	vec3 normal = normalize( cross( fdx, fdy ) );
#else
	vec3 normal = normalize( vNormal );
	#ifdef DOUBLE_SIDED
		normal *= faceDirection;
	#endif
#endif
#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )
	#ifdef USE_TANGENT
		mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn = getTangentFrame( - vViewPosition, normal,
		#if defined( USE_NORMALMAP )
			vNormalMapUv
		#elif defined( USE_CLEARCOAT_NORMALMAP )
			vClearcoatNormalMapUv
		#else
			vUv
		#endif
		);
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn[0] *= faceDirection;
		tbn[1] *= faceDirection;
	#endif
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	#ifdef USE_TANGENT
		mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn2[0] *= faceDirection;
		tbn2[1] *= faceDirection;
	#endif
#endif
vec3 nonPerturbedNormal = normal;`,j_=`#ifdef USE_NORMALMAP_OBJECTSPACE
	normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	#ifdef FLIP_SIDED
		normal = - normal;
	#endif
	#ifdef DOUBLE_SIDED
		normal = normal * faceDirection;
	#endif
	normal = normalize( normalMatrix * normal );
#elif defined( USE_NORMALMAP_TANGENTSPACE )
	vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	mapN.xy *= normalScale;
	normal = normalize( tbn * mapN );
#elif defined( USE_BUMPMAP )
	normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );
#endif`,Q_=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,e0=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,t0=`#ifndef FLAT_SHADED
	vNormal = normalize( transformedNormal );
	#ifdef USE_TANGENT
		vTangent = normalize( transformedTangent );
		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
	#endif
#endif`,n0=`#ifdef USE_NORMALMAP
	uniform sampler2D normalMap;
	uniform vec2 normalScale;
#endif
#ifdef USE_NORMALMAP_OBJECTSPACE
	uniform mat3 normalMatrix;
#endif
#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )
	mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {
		vec3 q0 = dFdx( eye_pos.xyz );
		vec3 q1 = dFdy( eye_pos.xyz );
		vec2 st0 = dFdx( uv.st );
		vec2 st1 = dFdy( uv.st );
		vec3 N = surf_norm;
		vec3 q1perp = cross( q1, N );
		vec3 q0perp = cross( N, q0 );
		vec3 T = q1perp * st0.x + q0perp * st1.x;
		vec3 B = q1perp * st0.y + q0perp * st1.y;
		float det = max( dot( T, T ), dot( B, B ) );
		float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );
		return mat3( T * scale, B * scale, N );
	}
#endif`,i0=`#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,s0=`#ifdef USE_CLEARCOAT_NORMALMAP
	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
	clearcoatMapN.xy *= clearcoatNormalScale;
	clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,r0=`#ifdef USE_CLEARCOATMAP
	uniform sampler2D clearcoatMap;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform sampler2D clearcoatNormalMap;
	uniform vec2 clearcoatNormalScale;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform sampler2D clearcoatRoughnessMap;
#endif`,o0=`#ifdef USE_IRIDESCENCEMAP
	uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform sampler2D iridescenceThicknessMap;
#endif`,a0=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,l0=`vec3 packNormalToRGB( const in vec3 normal ) {
	return normalize( normal ) * 0.5 + 0.5;
}
vec3 unpackRGBToNormal( const in vec3 rgb ) {
	return 2.0 * rgb.xyz - 1.0;
}
const float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;
const vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );
const vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );
const float ShiftRight8 = 1. / 256.;
vec4 packDepthToRGBA( const in float v ) {
	vec4 r = vec4( fract( v * PackFactors ), v );
	r.yzw -= r.xyz * ShiftRight8;	return r * PackUpscale;
}
float unpackRGBAToDepth( const in vec4 v ) {
	return dot( v, UnpackFactors );
}
vec2 packDepthToRG( in highp float v ) {
	return packDepthToRGBA( v ).yx;
}
float unpackRGToDepth( const in highp vec2 v ) {
	return unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );
}
vec4 pack2HalfToRGBA( vec2 v ) {
	vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );
	return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );
}
vec2 unpackRGBATo2Half( vec4 v ) {
	return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );
}
float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {
	return ( viewZ + near ) / ( near - far );
}
float orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return depth * ( near - far ) - near;
}
float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {
	return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );
}
float perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return ( near * far ) / ( ( far - near ) * depth - far );
}`,c0=`#ifdef PREMULTIPLIED_ALPHA
	gl_FragColor.rgb *= gl_FragColor.a;
#endif`,u0=`vec4 mvPosition = vec4( transformed, 1.0 );
#ifdef USE_BATCHING
	mvPosition = batchingMatrix * mvPosition;
#endif
#ifdef USE_INSTANCING
	mvPosition = instanceMatrix * mvPosition;
#endif
mvPosition = modelViewMatrix * mvPosition;
gl_Position = projectionMatrix * mvPosition;`,h0=`#ifdef DITHERING
	gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,d0=`#ifdef DITHERING
	vec3 dithering( vec3 color ) {
		float grid_position = rand( gl_FragCoord.xy );
		vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );
		dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );
		return color + dither_shift_RGB;
	}
#endif`,f0=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
	roughnessFactor *= texelRoughness.g;
#endif`,p0=`#ifdef USE_ROUGHNESSMAP
	uniform sampler2D roughnessMap;
#endif`,m0=`#if NUM_SPOT_LIGHT_COORDS > 0
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#if NUM_SPOT_LIGHT_MAPS > 0
	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
		struct SpotLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );
	}
	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
		return unpackRGBATo2Half( texture2D( shadow, uv ) );
	}
	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){
		float occlusion = 1.0;
		vec2 distribution = texture2DDistribution( shadow, uv );
		float hard_shadow = step( compare , distribution.x );
		if (hard_shadow != 1.0 ) {
			float distance = compare - distribution.x ;
			float variance = max( 0.00000, distribution.y * distribution.y );
			float softness_probability = variance / (variance + distance * distance );			softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );			occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );
		}
		return occlusion;
	}
	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
		float shadow = 1.0;
		shadowCoord.xyz /= shadowCoord.w;
		shadowCoord.z += shadowBias;
		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
		if ( frustumTest ) {
		#if defined( SHADOWMAP_TYPE_PCF )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx0 = - texelSize.x * shadowRadius;
			float dy0 = - texelSize.y * shadowRadius;
			float dx1 = + texelSize.x * shadowRadius;
			float dy1 = + texelSize.y * shadowRadius;
			float dx2 = dx0 / 2.0;
			float dy2 = dy0 / 2.0;
			float dx3 = dx1 / 2.0;
			float dy3 = dy1 / 2.0;
			shadow = (
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
			) * ( 1.0 / 17.0 );
		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx = texelSize.x;
			float dy = texelSize.y;
			vec2 uv = shadowCoord.xy;
			vec2 f = fract( uv * shadowMapSize + 0.5 );
			uv -= f * texelSize;
			shadow = (
				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
						  f.x ),
					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
						  f.x ),
					 f.y )
			) * ( 1.0 / 9.0 );
		#elif defined( SHADOWMAP_TYPE_VSM )
			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
		#else
			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
		#endif
		}
		return shadow;
	}
	vec2 cubeToUV( vec3 v, float texelSizeY ) {
		vec3 absV = abs( v );
		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
		absV *= scaleToCube;
		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
		vec2 planar = v.xy;
		float almostATexel = 1.5 * texelSizeY;
		float almostOne = 1.0 - almostATexel;
		if ( absV.z >= almostOne ) {
			if ( v.z > 0.0 )
				planar.x = 4.0 - v.x;
		} else if ( absV.x >= almostOne ) {
			float signX = sign( v.x );
			planar.x = v.z * signX + 2.0 * signX;
		} else if ( absV.y >= almostOne ) {
			float signY = sign( v.y );
			planar.x = v.x + 2.0 * signY + 2.0;
			planar.y = v.z * signY - 2.0;
		}
		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
	}
	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
		float shadow = 1.0;
		vec3 lightToPosition = shadowCoord.xyz;
		
		float lightToPositionLength = length( lightToPosition );
		if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {
			float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );			dp += shadowBias;
			vec3 bd3D = normalize( lightToPosition );
			vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
			#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
				vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
				shadow = (
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
				) * ( 1.0 / 9.0 );
			#else
				shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
			#endif
		}
		return shadow;
	}
#endif`,g0=`#if NUM_SPOT_LIGHT_COORDS > 0
	uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		struct SpotLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
#endif`,v0=`#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )
	vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
	vec4 shadowWorldPosition;
#endif
#if defined( USE_SHADOWMAP )
	#if NUM_DIR_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );
			vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );
			vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
#endif
#if NUM_SPOT_LIGHT_COORDS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {
		shadowWorldPosition = worldPosition;
		#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
			shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;
		#endif
		vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;
	}
	#pragma unroll_loop_end
#endif`,_0=`float getShadowMask() {
	float shadow = 1.0;
	#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
		directionalLight = directionalLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {
		spotLight = spotLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
		pointLight = pointLightShadows[ i ];
		shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#endif
	return shadow;
}`,y0=`#ifdef USE_SKINNING
	mat4 boneMatX = getBoneMatrix( skinIndex.x );
	mat4 boneMatY = getBoneMatrix( skinIndex.y );
	mat4 boneMatZ = getBoneMatrix( skinIndex.z );
	mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,x0=`#ifdef USE_SKINNING
	uniform mat4 bindMatrix;
	uniform mat4 bindMatrixInverse;
	uniform highp sampler2D boneTexture;
	mat4 getBoneMatrix( const in float i ) {
		int size = textureSize( boneTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
#endif`,M0=`#ifdef USE_SKINNING
	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );
	vec4 skinned = vec4( 0.0 );
	skinned += boneMatX * skinVertex * skinWeight.x;
	skinned += boneMatY * skinVertex * skinWeight.y;
	skinned += boneMatZ * skinVertex * skinWeight.z;
	skinned += boneMatW * skinVertex * skinWeight.w;
	transformed = ( bindMatrixInverse * skinned ).xyz;
#endif`,b0=`#ifdef USE_SKINNING
	mat4 skinMatrix = mat4( 0.0 );
	skinMatrix += skinWeight.x * boneMatX;
	skinMatrix += skinWeight.y * boneMatY;
	skinMatrix += skinWeight.z * boneMatZ;
	skinMatrix += skinWeight.w * boneMatW;
	skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;
	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;
	#ifdef USE_TANGENT
		objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;
	#endif
#endif`,S0=`float specularStrength;
#ifdef USE_SPECULARMAP
	vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
	specularStrength = texelSpecular.r;
#else
	specularStrength = 1.0;
#endif`,w0=`#ifdef USE_SPECULARMAP
	uniform sampler2D specularMap;
#endif`,A0=`#if defined( TONE_MAPPING )
	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,T0=`#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
uniform float toneMappingExposure;
vec3 LinearToneMapping( vec3 color ) {
	return saturate( toneMappingExposure * color );
}
vec3 ReinhardToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	return saturate( color / ( vec3( 1.0 ) + color ) );
}
vec3 OptimizedCineonToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	color = max( vec3( 0.0 ), color - 0.004 );
	return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );
}
vec3 RRTAndODTFit( vec3 v ) {
	vec3 a = v * ( v + 0.0245786 ) - 0.000090537;
	vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;
	return a / b;
}
vec3 ACESFilmicToneMapping( vec3 color ) {
	const mat3 ACESInputMat = mat3(
		vec3( 0.59719, 0.07600, 0.02840 ),		vec3( 0.35458, 0.90834, 0.13383 ),
		vec3( 0.04823, 0.01566, 0.83777 )
	);
	const mat3 ACESOutputMat = mat3(
		vec3(  1.60475, -0.10208, -0.00327 ),		vec3( -0.53108,  1.10813, -0.07276 ),
		vec3( -0.07367, -0.00605,  1.07602 )
	);
	color *= toneMappingExposure / 0.6;
	color = ACESInputMat * color;
	color = RRTAndODTFit( color );
	color = ACESOutputMat * color;
	return saturate( color );
}
const mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(
	vec3( 1.6605, - 0.1246, - 0.0182 ),
	vec3( - 0.5876, 1.1329, - 0.1006 ),
	vec3( - 0.0728, - 0.0083, 1.1187 )
);
const mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(
	vec3( 0.6274, 0.0691, 0.0164 ),
	vec3( 0.3293, 0.9195, 0.0880 ),
	vec3( 0.0433, 0.0113, 0.8956 )
);
vec3 agxDefaultContrastApprox( vec3 x ) {
	vec3 x2 = x * x;
	vec3 x4 = x2 * x2;
	return + 15.5 * x4 * x2
		- 40.14 * x4 * x
		+ 31.96 * x4
		- 6.868 * x2 * x
		+ 0.4298 * x2
		+ 0.1191 * x
		- 0.00232;
}
vec3 AgXToneMapping( vec3 color ) {
	const mat3 AgXInsetMatrix = mat3(
		vec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),
		vec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),
		vec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )
	);
	const mat3 AgXOutsetMatrix = mat3(
		vec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),
		vec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),
		vec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )
	);
	const float AgxMinEv = - 12.47393;	const float AgxMaxEv = 4.026069;
	color *= toneMappingExposure;
	color = LINEAR_SRGB_TO_LINEAR_REC2020 * color;
	color = AgXInsetMatrix * color;
	color = max( color, 1e-10 );	color = log2( color );
	color = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );
	color = clamp( color, 0.0, 1.0 );
	color = agxDefaultContrastApprox( color );
	color = AgXOutsetMatrix * color;
	color = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );
	color = LINEAR_REC2020_TO_LINEAR_SRGB * color;
	color = clamp( color, 0.0, 1.0 );
	return color;
}
vec3 NeutralToneMapping( vec3 color ) {
	const float StartCompression = 0.8 - 0.04;
	const float Desaturation = 0.15;
	color *= toneMappingExposure;
	float x = min( color.r, min( color.g, color.b ) );
	float offset = x < 0.08 ? x - 6.25 * x * x : 0.04;
	color -= offset;
	float peak = max( color.r, max( color.g, color.b ) );
	if ( peak < StartCompression ) return color;
	float d = 1. - StartCompression;
	float newPeak = 1. - d * d / ( peak + d - StartCompression );
	color *= newPeak / peak;
	float g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );
	return mix( color, vec3( newPeak ), g );
}
vec3 CustomToneMapping( vec3 color ) { return color; }`,E0=`#ifdef USE_TRANSMISSION
	material.transmission = transmission;
	material.transmissionAlpha = 1.0;
	material.thickness = thickness;
	material.attenuationDistance = attenuationDistance;
	material.attenuationColor = attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;
	#endif
	#ifdef USE_THICKNESSMAP
		material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;
	#endif
	vec3 pos = vWorldPosition;
	vec3 v = normalize( cameraPosition - pos );
	vec3 n = inverseTransformDirection( normal, viewMatrix );
	vec4 transmitted = getIBLVolumeRefraction(
		n, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,
		pos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,
		material.attenuationColor, material.attenuationDistance );
	material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );
	totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );
#endif`,C0=`#ifdef USE_TRANSMISSION
	uniform float transmission;
	uniform float thickness;
	uniform float attenuationDistance;
	uniform vec3 attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		uniform sampler2D transmissionMap;
	#endif
	#ifdef USE_THICKNESSMAP
		uniform sampler2D thicknessMap;
	#endif
	uniform vec2 transmissionSamplerSize;
	uniform sampler2D transmissionSamplerMap;
	uniform mat4 modelMatrix;
	uniform mat4 projectionMatrix;
	varying vec3 vWorldPosition;
	float w0( float a ) {
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );
	}
	float w1( float a ) {
		return ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );
	}
	float w2( float a ){
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );
	}
	float w3( float a ) {
		return ( 1.0 / 6.0 ) * ( a * a * a );
	}
	float g0( float a ) {
		return w0( a ) + w1( a );
	}
	float g1( float a ) {
		return w2( a ) + w3( a );
	}
	float h0( float a ) {
		return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );
	}
	float h1( float a ) {
		return 1.0 + w3( a ) / ( w2( a ) + w3( a ) );
	}
	vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {
		uv = uv * texelSize.zw + 0.5;
		vec2 iuv = floor( uv );
		vec2 fuv = fract( uv );
		float g0x = g0( fuv.x );
		float g1x = g1( fuv.x );
		float h0x = h0( fuv.x );
		float h1x = h1( fuv.x );
		float h0y = h0( fuv.y );
		float h1y = h1( fuv.y );
		vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +
			g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );
	}
	vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {
		vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );
		vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );
		vec2 fLodSizeInv = 1.0 / fLodSize;
		vec2 cLodSizeInv = 1.0 / cLodSize;
		vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );
		vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );
		return mix( fSample, cSample, fract( lod ) );
	}
	vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {
		vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );
		vec3 modelScale;
		modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );
		modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );
		modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );
		return normalize( refractionVector ) * thickness * modelScale;
	}
	float applyIorToRoughness( const in float roughness, const in float ior ) {
		return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );
	}
	vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {
		float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );
		return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );
	}
	vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {
		if ( isinf( attenuationDistance ) ) {
			return vec3( 1.0 );
		} else {
			vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;
			vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );			return transmittance;
		}
	}
	vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,
		const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,
		const in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,
		const in vec3 attenuationColor, const in float attenuationDistance ) {
		vec4 transmittedLight;
		vec3 transmittance;
		#ifdef USE_DISPERSION
			float halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;
			vec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );
			for ( int i = 0; i < 3; i ++ ) {
				vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );
				vec3 refractedRayExit = position + transmissionRay;
		
				vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
				vec2 refractionCoords = ndcPos.xy / ndcPos.w;
				refractionCoords += 1.0;
				refractionCoords /= 2.0;
		
				vec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );
				transmittedLight[ i ] = transmissionSample[ i ];
				transmittedLight.a += transmissionSample.a;
				transmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];
			}
			transmittedLight.a /= 3.0;
		
		#else
		
			vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );
			vec3 refractedRayExit = position + transmissionRay;
			vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
			vec2 refractionCoords = ndcPos.xy / ndcPos.w;
			refractionCoords += 1.0;
			refractionCoords /= 2.0;
			transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );
			transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );
		
		#endif
		vec3 attenuatedColor = transmittance * transmittedLight.rgb;
		vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );
		float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;
		return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );
	}
#endif`,P0=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_SPECULARMAP
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,R0=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	uniform mat3 mapTransform;
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	uniform mat3 alphaMapTransform;
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	uniform mat3 lightMapTransform;
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	uniform mat3 aoMapTransform;
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	uniform mat3 bumpMapTransform;
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	uniform mat3 normalMapTransform;
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_DISPLACEMENTMAP
	uniform mat3 displacementMapTransform;
	varying vec2 vDisplacementMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	uniform mat3 emissiveMapTransform;
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	uniform mat3 metalnessMapTransform;
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	uniform mat3 roughnessMapTransform;
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	uniform mat3 anisotropyMapTransform;
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	uniform mat3 clearcoatMapTransform;
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform mat3 clearcoatNormalMapTransform;
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform mat3 clearcoatRoughnessMapTransform;
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	uniform mat3 sheenColorMapTransform;
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	uniform mat3 sheenRoughnessMapTransform;
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	uniform mat3 iridescenceMapTransform;
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform mat3 iridescenceThicknessMapTransform;
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SPECULARMAP
	uniform mat3 specularMapTransform;
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	uniform mat3 specularColorMapTransform;
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	uniform mat3 specularIntensityMapTransform;
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,I0=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	vUv = vec3( uv, 1 ).xy;
#endif
#ifdef USE_MAP
	vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ALPHAMAP
	vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_LIGHTMAP
	vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_AOMAP
	vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_BUMPMAP
	vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_NORMALMAP
	vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_DISPLACEMENTMAP
	vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_EMISSIVEMAP
	vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_METALNESSMAP
	vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ROUGHNESSMAP
	vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ANISOTROPYMAP
	vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOATMAP
	vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCEMAP
	vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_COLORMAP
	vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULARMAP
	vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_COLORMAP
	vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_TRANSMISSIONMAP
	vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_THICKNESSMAP
	vThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;
#endif`,L0=`#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0
	vec4 worldPosition = vec4( transformed, 1.0 );
	#ifdef USE_BATCHING
		worldPosition = batchingMatrix * worldPosition;
	#endif
	#ifdef USE_INSTANCING
		worldPosition = instanceMatrix * worldPosition;
	#endif
	worldPosition = modelMatrix * worldPosition;
#endif`;const N0=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,D0=`uniform sampler2D t2D;
uniform float backgroundIntensity;
varying vec2 vUv;
void main() {
	vec4 texColor = texture2D( t2D, vUv );
	#ifdef DECODE_VIDEO_TEXTURE
		texColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,U0=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,O0=`#ifdef ENVMAP_TYPE_CUBE
	uniform samplerCube envMap;
#elif defined( ENVMAP_TYPE_CUBE_UV )
	uniform sampler2D envMap;
#endif
uniform float flipEnvMap;
uniform float backgroundBlurriness;
uniform float backgroundIntensity;
uniform mat3 backgroundRotation;
varying vec3 vWorldDirection;
#include <cube_uv_reflection_fragment>
void main() {
	#ifdef ENVMAP_TYPE_CUBE
		vec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );
	#elif defined( ENVMAP_TYPE_CUBE_UV )
		vec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );
	#else
		vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,F0=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,k0=`uniform samplerCube tCube;
uniform float tFlip;
uniform float opacity;
varying vec3 vWorldDirection;
void main() {
	vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );
	gl_FragColor = texColor;
	gl_FragColor.a *= opacity;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,B0=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
varying vec2 vHighPrecisionZW;
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vHighPrecisionZW = gl_Position.zw;
}`,z0=`#if DEPTH_PACKING == 3200
	uniform float opacity;
#endif
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
varying vec2 vHighPrecisionZW;
void main() {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#if DEPTH_PACKING == 3200
		diffuseColor.a = opacity;
	#endif
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <logdepthbuf_fragment>
	float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;
	#if DEPTH_PACKING == 3200
		gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );
	#elif DEPTH_PACKING == 3201
		gl_FragColor = packDepthToRGBA( fragCoordZ );
	#endif
}`,V0=`#define DISTANCE
varying vec3 vWorldPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <worldpos_vertex>
	#include <clipping_planes_vertex>
	vWorldPosition = worldPosition.xyz;
}`,H0=`#define DISTANCE
uniform vec3 referencePosition;
uniform float nearDistance;
uniform float farDistance;
varying vec3 vWorldPosition;
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <clipping_planes_pars_fragment>
void main () {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	float dist = length( vWorldPosition - referencePosition );
	dist = ( dist - nearDistance ) / ( farDistance - nearDistance );
	dist = saturate( dist );
	gl_FragColor = packDepthToRGBA( dist );
}`,G0=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
}`,W0=`uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include <common>
void main() {
	vec3 direction = normalize( vWorldDirection );
	vec2 sampleUV = equirectUv( direction );
	gl_FragColor = texture2D( tEquirect, sampleUV );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,$0=`uniform float scale;
attribute float lineDistance;
varying float vLineDistance;
#include <common>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	vLineDistance = scale * lineDistance;
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,X0=`uniform vec3 diffuse;
uniform float opacity;
uniform float dashSize;
uniform float totalSize;
varying float vLineDistance;
#include <common>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	if ( mod( vLineDistance, totalSize ) > dashSize ) {
		discard;
	}
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,q0=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinbase_vertex>
		#include <skinnormal_vertex>
		#include <defaultnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <fog_vertex>
}`,Y0=`uniform vec3 diffuse;
uniform float opacity;
#ifndef FLAT_SHADED
	varying vec3 vNormal;
#endif
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;
	#else
		reflectedLight.indirectDiffuse += vec3( 1.0 );
	#endif
	#include <aomap_fragment>
	reflectedLight.indirectDiffuse *= diffuseColor.rgb;
	vec3 outgoingLight = reflectedLight.indirectDiffuse;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Z0=`#define LAMBERT
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,J0=`#define LAMBERT
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_lambert_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_lambert_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,K0=`#define MATCAP
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <displacementmap_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
	vViewPosition = - mvPosition.xyz;
}`,j0=`#define MATCAP
uniform vec3 diffuse;
uniform float opacity;
uniform sampler2D matcap;
varying vec3 vViewPosition;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	vec3 viewDir = normalize( vViewPosition );
	vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );
	vec3 y = cross( viewDir, x );
	vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;
	#ifdef USE_MATCAP
		vec4 matcapColor = texture2D( matcap, uv );
	#else
		vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );
	#endif
	vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Q0=`#define NORMAL
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	vViewPosition = - mvPosition.xyz;
#endif
}`,ey=`#define NORMAL
uniform float opacity;
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <packing>
#include <uv_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	gl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );
	#ifdef OPAQUE
		gl_FragColor.a = 1.0;
	#endif
}`,ty=`#define PHONG
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,ny=`#define PHONG
uniform vec3 diffuse;
uniform vec3 emissive;
uniform vec3 specular;
uniform float shininess;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_phong_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_phong_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,iy=`#define STANDARD
varying vec3 vViewPosition;
#ifdef USE_TRANSMISSION
	varying vec3 vWorldPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
#ifdef USE_TRANSMISSION
	vWorldPosition = worldPosition.xyz;
#endif
}`,sy=`#define STANDARD
#ifdef PHYSICAL
	#define IOR
	#define USE_SPECULAR
#endif
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float roughness;
uniform float metalness;
uniform float opacity;
#ifdef IOR
	uniform float ior;
#endif
#ifdef USE_SPECULAR
	uniform float specularIntensity;
	uniform vec3 specularColor;
	#ifdef USE_SPECULAR_COLORMAP
		uniform sampler2D specularColorMap;
	#endif
	#ifdef USE_SPECULAR_INTENSITYMAP
		uniform sampler2D specularIntensityMap;
	#endif
#endif
#ifdef USE_CLEARCOAT
	uniform float clearcoat;
	uniform float clearcoatRoughness;
#endif
#ifdef USE_DISPERSION
	uniform float dispersion;
#endif
#ifdef USE_IRIDESCENCE
	uniform float iridescence;
	uniform float iridescenceIOR;
	uniform float iridescenceThicknessMinimum;
	uniform float iridescenceThicknessMaximum;
#endif
#ifdef USE_SHEEN
	uniform vec3 sheenColor;
	uniform float sheenRoughness;
	#ifdef USE_SHEEN_COLORMAP
		uniform sampler2D sheenColorMap;
	#endif
	#ifdef USE_SHEEN_ROUGHNESSMAP
		uniform sampler2D sheenRoughnessMap;
	#endif
#endif
#ifdef USE_ANISOTROPY
	uniform vec2 anisotropyVector;
	#ifdef USE_ANISOTROPYMAP
		uniform sampler2D anisotropyMap;
	#endif
#endif
varying vec3 vViewPosition;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <iridescence_fragment>
#include <cube_uv_reflection_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_physical_pars_fragment>
#include <fog_pars_fragment>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_physical_pars_fragment>
#include <transmission_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <clearcoat_pars_fragment>
#include <iridescence_pars_fragment>
#include <roughnessmap_pars_fragment>
#include <metalnessmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <roughnessmap_fragment>
	#include <metalnessmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <clearcoat_normal_fragment_begin>
	#include <clearcoat_normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_physical_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;
	vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;
	#include <transmission_fragment>
	vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;
	#ifdef USE_SHEEN
		float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );
		outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;
	#endif
	#ifdef USE_CLEARCOAT
		float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );
		vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );
		outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;
	#endif
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,ry=`#define TOON
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,oy=`#define TOON
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <gradientmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_toon_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_toon_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,ay=`uniform float size;
uniform float scale;
#include <common>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
#ifdef USE_POINTS_UV
	varying vec2 vUv;
	uniform mat3 uvTransform;
#endif
void main() {
	#ifdef USE_POINTS_UV
		vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	#endif
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	gl_PointSize = size;
	#ifdef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );
	#endif
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <fog_vertex>
}`,ly=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <color_pars_fragment>
#include <map_particle_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_particle_fragment>
	#include <color_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,cy=`#include <common>
#include <batching_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <shadowmap_pars_vertex>
void main() {
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,uy=`uniform vec3 color;
uniform float opacity;
#include <common>
#include <packing>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <logdepthbuf_pars_fragment>
#include <shadowmap_pars_fragment>
#include <shadowmask_pars_fragment>
void main() {
	#include <logdepthbuf_fragment>
	gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,hy=`uniform float rotation;
uniform vec2 center;
#include <common>
#include <uv_pars_vertex>
#include <fog_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	vec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );
	vec2 scale;
	scale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );
	scale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );
	#ifndef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) scale *= - mvPosition.z;
	#endif
	vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;
	vec2 rotatedPosition;
	rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;
	rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;
	mvPosition.xy += rotatedPosition;
	gl_Position = projectionMatrix * mvPosition;
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,dy=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,nt={alphahash_fragment:Dv,alphahash_pars_fragment:Uv,alphamap_fragment:Ov,alphamap_pars_fragment:Fv,alphatest_fragment:kv,alphatest_pars_fragment:Bv,aomap_fragment:zv,aomap_pars_fragment:Vv,batching_pars_vertex:Hv,batching_vertex:Gv,begin_vertex:Wv,beginnormal_vertex:$v,bsdfs:Xv,iridescence_fragment:qv,bumpmap_pars_fragment:Yv,clipping_planes_fragment:Zv,clipping_planes_pars_fragment:Jv,clipping_planes_pars_vertex:Kv,clipping_planes_vertex:jv,color_fragment:Qv,color_pars_fragment:e_,color_pars_vertex:t_,color_vertex:n_,common:i_,cube_uv_reflection_fragment:s_,defaultnormal_vertex:r_,displacementmap_pars_vertex:o_,displacementmap_vertex:a_,emissivemap_fragment:l_,emissivemap_pars_fragment:c_,colorspace_fragment:u_,colorspace_pars_fragment:h_,envmap_fragment:d_,envmap_common_pars_fragment:f_,envmap_pars_fragment:p_,envmap_pars_vertex:m_,envmap_physical_pars_fragment:T_,envmap_vertex:g_,fog_vertex:v_,fog_pars_vertex:__,fog_fragment:y_,fog_pars_fragment:x_,gradientmap_pars_fragment:M_,lightmap_pars_fragment:b_,lights_lambert_fragment:S_,lights_lambert_pars_fragment:w_,lights_pars_begin:A_,lights_toon_fragment:E_,lights_toon_pars_fragment:C_,lights_phong_fragment:P_,lights_phong_pars_fragment:R_,lights_physical_fragment:I_,lights_physical_pars_fragment:L_,lights_fragment_begin:N_,lights_fragment_maps:D_,lights_fragment_end:U_,logdepthbuf_fragment:O_,logdepthbuf_pars_fragment:F_,logdepthbuf_pars_vertex:k_,logdepthbuf_vertex:B_,map_fragment:z_,map_pars_fragment:V_,map_particle_fragment:H_,map_particle_pars_fragment:G_,metalnessmap_fragment:W_,metalnessmap_pars_fragment:$_,morphinstance_vertex:X_,morphcolor_vertex:q_,morphnormal_vertex:Y_,morphtarget_pars_vertex:Z_,morphtarget_vertex:J_,normal_fragment_begin:K_,normal_fragment_maps:j_,normal_pars_fragment:Q_,normal_pars_vertex:e0,normal_vertex:t0,normalmap_pars_fragment:n0,clearcoat_normal_fragment_begin:i0,clearcoat_normal_fragment_maps:s0,clearcoat_pars_fragment:r0,iridescence_pars_fragment:o0,opaque_fragment:a0,packing:l0,premultiplied_alpha_fragment:c0,project_vertex:u0,dithering_fragment:h0,dithering_pars_fragment:d0,roughnessmap_fragment:f0,roughnessmap_pars_fragment:p0,shadowmap_pars_fragment:m0,shadowmap_pars_vertex:g0,shadowmap_vertex:v0,shadowmask_pars_fragment:_0,skinbase_vertex:y0,skinning_pars_vertex:x0,skinning_vertex:M0,skinnormal_vertex:b0,specularmap_fragment:S0,specularmap_pars_fragment:w0,tonemapping_fragment:A0,tonemapping_pars_fragment:T0,transmission_fragment:E0,transmission_pars_fragment:C0,uv_pars_fragment:P0,uv_pars_vertex:R0,uv_vertex:I0,worldpos_vertex:L0,background_vert:N0,background_frag:D0,backgroundCube_vert:U0,backgroundCube_frag:O0,cube_vert:F0,cube_frag:k0,depth_vert:B0,depth_frag:z0,distanceRGBA_vert:V0,distanceRGBA_frag:H0,equirect_vert:G0,equirect_frag:W0,linedashed_vert:$0,linedashed_frag:X0,meshbasic_vert:q0,meshbasic_frag:Y0,meshlambert_vert:Z0,meshlambert_frag:J0,meshmatcap_vert:K0,meshmatcap_frag:j0,meshnormal_vert:Q0,meshnormal_frag:ey,meshphong_vert:ty,meshphong_frag:ny,meshphysical_vert:iy,meshphysical_frag:sy,meshtoon_vert:ry,meshtoon_frag:oy,points_vert:ay,points_frag:ly,shadow_vert:cy,shadow_frag:uy,sprite_vert:hy,sprite_frag:dy},Ce={common:{diffuse:{value:new Pe(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Ze},alphaMap:{value:null},alphaMapTransform:{value:new Ze},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Ze}},envmap:{envMap:{value:null},envMapRotation:{value:new Ze},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Ze}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Ze}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Ze},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Ze},normalScale:{value:new se(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Ze},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Ze}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Ze}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Ze}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Pe(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 Pe(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Ze},alphaTest:{value:0},uvTransform:{value:new Ze}},sprite:{diffuse:{value:new Pe(16777215)},opacity:{value:1},center:{value:new se(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Ze},alphaMap:{value:null},alphaMapTransform:{value:new Ze},alphaTest:{value:0}}},Tn={basic:{uniforms:en([Ce.common,Ce.specularmap,Ce.envmap,Ce.aomap,Ce.lightmap,Ce.fog]),vertexShader:nt.meshbasic_vert,fragmentShader:nt.meshbasic_frag},lambert:{uniforms:en([Ce.common,Ce.specularmap,Ce.envmap,Ce.aomap,Ce.lightmap,Ce.emissivemap,Ce.bumpmap,Ce.normalmap,Ce.displacementmap,Ce.fog,Ce.lights,{emissive:{value:new Pe(0)}}]),vertexShader:nt.meshlambert_vert,fragmentShader:nt.meshlambert_frag},phong:{uniforms:en([Ce.common,Ce.specularmap,Ce.envmap,Ce.aomap,Ce.lightmap,Ce.emissivemap,Ce.bumpmap,Ce.normalmap,Ce.displacementmap,Ce.fog,Ce.lights,{emissive:{value:new Pe(0)},specular:{value:new Pe(1118481)},shininess:{value:30}}]),vertexShader:nt.meshphong_vert,fragmentShader:nt.meshphong_frag},standard:{uniforms:en([Ce.common,Ce.envmap,Ce.aomap,Ce.lightmap,Ce.emissivemap,Ce.bumpmap,Ce.normalmap,Ce.displacementmap,Ce.roughnessmap,Ce.metalnessmap,Ce.fog,Ce.lights,{emissive:{value:new Pe(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:nt.meshphysical_vert,fragmentShader:nt.meshphysical_frag},toon:{uniforms:en([Ce.common,Ce.aomap,Ce.lightmap,Ce.emissivemap,Ce.bumpmap,Ce.normalmap,Ce.displacementmap,Ce.gradientmap,Ce.fog,Ce.lights,{emissive:{value:new Pe(0)}}]),vertexShader:nt.meshtoon_vert,fragmentShader:nt.meshtoon_frag},matcap:{uniforms:en([Ce.common,Ce.bumpmap,Ce.normalmap,Ce.displacementmap,Ce.fog,{matcap:{value:null}}]),vertexShader:nt.meshmatcap_vert,fragmentShader:nt.meshmatcap_frag},points:{uniforms:en([Ce.points,Ce.fog]),vertexShader:nt.points_vert,fragmentShader:nt.points_frag},dashed:{uniforms:en([Ce.common,Ce.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:nt.linedashed_vert,fragmentShader:nt.linedashed_frag},depth:{uniforms:en([Ce.common,Ce.displacementmap]),vertexShader:nt.depth_vert,fragmentShader:nt.depth_frag},normal:{uniforms:en([Ce.common,Ce.bumpmap,Ce.normalmap,Ce.displacementmap,{opacity:{value:1}}]),vertexShader:nt.meshnormal_vert,fragmentShader:nt.meshnormal_frag},sprite:{uniforms:en([Ce.sprite,Ce.fog]),vertexShader:nt.sprite_vert,fragmentShader:nt.sprite_frag},background:{uniforms:{uvTransform:{value:new Ze},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:nt.background_vert,fragmentShader:nt.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new Ze}},vertexShader:nt.backgroundCube_vert,fragmentShader:nt.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:nt.cube_vert,fragmentShader:nt.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:nt.equirect_vert,fragmentShader:nt.equirect_frag},distanceRGBA:{uniforms:en([Ce.common,Ce.displacementmap,{referencePosition:{value:new N},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:nt.distanceRGBA_vert,fragmentShader:nt.distanceRGBA_frag},shadow:{uniforms:en([Ce.lights,Ce.fog,{color:{value:new Pe(0)},opacity:{value:1}}]),vertexShader:nt.shadow_vert,fragmentShader:nt.shadow_frag}};Tn.physical={uniforms:en([Tn.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new Ze},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new Ze},clearcoatNormalScale:{value:new se(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new Ze},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new Ze},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new Ze},sheen:{value:0},sheenColor:{value:new Pe(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new Ze},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new Ze},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new Ze},transmissionSamplerSize:{value:new se},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new Ze},attenuationDistance:{value:0},attenuationColor:{value:new Pe(0)},specularColor:{value:new Pe(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new Ze},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new Ze},anisotropyVector:{value:new se},anisotropyMap:{value:null},anisotropyMapTransform:{value:new Ze}}]),vertexShader:nt.meshphysical_vert,fragmentShader:nt.meshphysical_frag};const To={r:0,b:0,g:0},zi=new _n,fy=new qe;function py(s,e,t,n,i,r,o){const a=new Pe(0);let l=r===!0?0:1,c,u,h=null,d=0,f=null;function g(y){let _=y.isScene===!0?y.background:null;return _&&_.isTexture&&(_=(y.backgroundBlurriness>0?t:e).get(_)),_}function v(y){let _=!1;const 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c=(this.right-this.left)/this.view.fullWidth/this.zoom,u=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=c*this.view.offsetX,o=r+c*this.view.width,a-=u*this.view.offsetY,l=a-u*this.view.height}this.projectionMatrix.makeOrthographic(r,o,a,l,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,this.view!==null&&(t.object.view=Object.assign({},this.view)),t}}const Os=4,Mh=[.125,.215,.35,.446,.526,.582],Zi=20,El=new Na,bh=new Pe;let Cl=null,Pl=0,Rl=0,Il=!1;const Yi=(1+Math.sqrt(5))/2,Es=1/Yi,Sh=[new N(-Yi,Es,0),new N(Yi,Es,0),new N(-Es,0,Yi),new N(Es,0,Yi),new N(0,Yi,-Es),new N(0,Yi,Es),new N(-1,1,-1),new N(1,1,-1),new N(-1,1,1),new N(1,1,1)];class Ic{constructor(e){this._renderer=e,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(e,t=0,n=.1,i=100){Cl=this._renderer.getRenderTarget(),Pl=this._renderer.getActiveCubeFace(),Rl=this._renderer.getActiveMipmapLevel(),Il=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(256);const r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(e,n,i,r),t>0&&this._blur(r,0,0,t),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=Th(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=Ah(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),this._cubemapMaterial!==null&&this._cubemapMaterial.dispose(),this._equirectMaterial!==null&&this._equirectMaterial.dispose()}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){this._blurMaterial!==null&&this._blurMaterial.dispose(),this._pingPongRenderTarget!==null&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(Cl,Pl,Rl),this._renderer.xr.enabled=Il,e.scissorTest=!1,Eo(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===ai||e.mapping===Ci?this._setSize(e.image.length===0?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),Cl=this._renderer.getRenderTarget(),Pl=this._renderer.getActiveCubeFace(),Rl=this._renderer.getActiveMipmapLevel(),Il=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:Ot,minFilter:Ot,generateMipmaps:!1,type:Wr,format:un,colorSpace:ci,depthBuffer:!1},i=wh(e,t,n);if(this._pingPongRenderTarget===null||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){this._pingPongRenderTarget!==null&&this._dispose(),this._pingPongRenderTarget=wh(e,t,n);const{_lodMax:r}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=xy(r)),this._blurMaterial=My(r,e,t)}return i}_compileMaterial(e){const t=new Nt(this._lodPlanes[0],e);this._renderer.compile(t,El)}_sceneToCubeUV(e,t,n,i){const a=new Ut(90,1,t,n),l=[1,-1,1,1,1,1],c=[1,1,1,-1,-1,-1],u=this._renderer,h=u.autoClear,d=u.toneMapping;u.getClearColor(bh),u.toneMapping=Hn,u.autoClear=!1;const f=new hi({name:"PMREM.Background",side:nn,depthWrite:!1,depthTest:!1}),g=new Nt(new cs,f);let v=!1;const m=e.background;m?m.isColor&&(f.color.copy(m),e.background=null,v=!0):(f.color.copy(bh),v=!0);for(let p=0;p<6;p++){const y=p%3;y===0?(a.up.set(0,l[p],0),a.lookAt(c[p],0,0)):y===1?(a.up.set(0,0,l[p]),a.lookAt(0,c[p],0)):(a.up.set(0,l[p],0),a.lookAt(0,0,c[p]));const _=this._cubeSize;Eo(i,y*_,p>2?_:0,_,_),u.setRenderTarget(i),v&&u.render(g,a),u.render(e,a)}g.geometry.dispose(),g.material.dispose(),u.toneMapping=d,u.autoClear=h,e.background=m}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===ai||e.mapping===Ci;i?(this._cubemapMaterial===null&&(this._cubemapMaterial=Th()),this._cubemapMaterial.uniforms.flipEnvMap.value=e.isRenderTargetTexture===!1?-1:1):this._equirectMaterial===null&&(this._equirectMaterial=Ah());const r=i?this._cubemapMaterial:this._equirectMaterial,o=new Nt(this._lodPlanes[0],r),a=r.uniforms;a.envMap.value=e;const l=this._cubeSize;Eo(t,0,0,3*l,2*l),n.setRenderTarget(t),n.render(o,El)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodPlanes.length;for(let r=1;r<i;r++){const o=Math.sqrt(this._sigmas[r]*this._sigmas[r]-this._sigmas[r-1]*this._sigmas[r-1]),a=Sh[(i-r-1)%Sh.length];this._blur(e,r-1,r,o,a)}t.autoClear=n}_blur(e,t,n,i,r){const o=this._pingPongRenderTarget;this._halfBlur(e,o,t,n,i,"latitudinal",r),this._halfBlur(o,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,o,a){const l=this._renderer,c=this._blurMaterial;o!=="latitudinal"&&o!=="longitudinal"&&console.error("blur direction must be either latitudinal or longitudinal!");const u=3,h=new Nt(this._lodPlanes[i],c),d=c.uniforms,f=this._sizeLods[n]-1,g=isFinite(r)?Math.PI/(2*f):2*Math.PI/(2*Zi-1),v=r/g,m=isFinite(r)?1+Math.floor(u*v):Zi;m>Zi&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to ${Zi}`);const p=[];let y=0;for(let E=0;E<Zi;++E){const I=E/v,w=Math.exp(-I*I/2);p.push(w),E===0?y+=w:E<m&&(y+=2*w)}for(let E=0;E<p.length;E++)p[E]=p[E]/y;d.envMap.value=e.texture,d.samples.value=m,d.weights.value=p,d.latitudinal.value=o==="latitudinal",a&&(d.poleAxis.value=a);const{_lodMax:_}=this;d.dTheta.value=g,d.mipInt.value=_-n;const x=this._sizeLods[i],A=3*x*(i>_-Os?i-_+Os:0),b=4*(this._cubeSize-x);Eo(t,A,b,3*x,2*x),l.setRenderTarget(t),l.render(h,El)}}function xy(s){const e=[],t=[],n=[];let i=s;const r=s-Os+1+Mh.length;for(let o=0;o<r;o++){const a=Math.pow(2,i);t.push(a);let l=1/a;o>s-Os?l=Mh[o-s+Os-1]:o===0&&(l=0),n.push(l);const c=1/(a-2),u=-c,h=1+c,d=[u,u,h,u,h,h,u,u,h,h,u,h],f=6,g=6,v=3,m=2,p=1,y=new Float32Array(v*g*f),_=new Float32Array(m*g*f),x=new Float32Array(p*g*f);for(let b=0;b<f;b++){const E=b%3*2/3-1,I=b>2?0:-1,w=[E,I,0,E+2/3,I,0,E+2/3,I+1,0,E,I,0,E+2/3,I+1,0,E,I+1,0];y.set(w,v*g*b),_.set(d,m*g*b);const M=[b,b,b,b,b,b];x.set(M,p*g*b)}const A=new it;A.setAttribute("position",new pt(y,v)),A.setAttribute("uv",new pt(_,m)),A.setAttribute("faceIndex",new pt(x,p)),e.push(A),i>Os&&i--}return{lodPlanes:e,sizeLods:t,sigmas:n}}function wh(s,e,t){const n=new In(s,e,t);return n.texture.mapping=Ws,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function Eo(s,e,t,n,i){s.viewport.set(e,t,n,i),s.scissor.set(e,t,n,i)}function My(s,e,t){const n=new Float32Array(Zi),i=new N(0,1,0);return new Ln({name:"SphericalGaussianBlur",defines:{n:Zi,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${s}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:i}},vertexShader:pu(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;
			uniform int samples;
			uniform float weights[ n ];
			uniform bool latitudinal;
			uniform float dTheta;
			uniform float mipInt;
			uniform vec3 poleAxis;

			#define ENVMAP_TYPE_CUBE_UV
			#include <cube_uv_reflection_fragment>

			vec3 getSample( float theta, vec3 axis ) {

				float cosTheta = cos( theta );
				// Rodrigues' axis-angle rotation
				vec3 sampleDirection = vOutputDirection * cosTheta
					+ cross( axis, vOutputDirection ) * sin( theta )
					+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );

				return bilinearCubeUV( envMap, sampleDirection, mipInt );

			}

			void main() {

				vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );

				if ( all( equal( axis, vec3( 0.0 ) ) ) ) {

					axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );

				}

				axis = normalize( axis );

				gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
				gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );

				for ( int i = 1; i < n; i++ ) {

					if ( i >= samples ) {

						break;

					}

					float theta = dTheta * float( i );
					gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
					gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );

				}

			}
		`,blending:si,depthTest:!1,depthWrite:!1})}function Ah(){return new Ln({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:pu(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;

			#include <common>

			void main() {

				vec3 outputDirection = normalize( vOutputDirection );
				vec2 uv = equirectUv( outputDirection );

				gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );

			}
		`,blending:si,depthTest:!1,depthWrite:!1})}function Th(){return new Ln({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:pu(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			uniform float flipEnvMap;

			varying vec3 vOutputDirection;

			uniform samplerCube envMap;

			void main() {

				gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );

			}
		`,blending:si,depthTest:!1,depthWrite:!1})}function pu(){return`

		precision mediump float;
		precision mediump int;

		attribute float faceIndex;

		varying vec3 vOutputDirection;

		// RH coordinate system; PMREM face-indexing convention
		vec3 getDirection( vec2 uv, float face ) {

			uv = 2.0 * uv - 1.0;

			vec3 direction = vec3( uv, 1.0 );

			if ( face == 0.0 ) {

				direction = direction.zyx; // ( 1, v, u ) pos x

			} else if ( face == 1.0 ) {

				direction = direction.xzy;
				direction.xz *= -1.0; // ( -u, 1, -v ) pos y

			} else if ( face == 2.0 ) {

				direction.x *= -1.0; // ( -u, v, 1 ) pos z

			} else if ( face == 3.0 ) {

				direction = direction.zyx;
				direction.xz *= -1.0; // ( -1, v, -u ) neg x

			} else if ( face == 4.0 ) {

				direction = direction.xzy;
				direction.xy *= -1.0; // ( -u, -1, v ) neg y

			} else if ( face == 5.0 ) {

				direction.z *= -1.0; // ( u, v, -1 ) neg z

			}

			return direction;

		}

		void main() {

			vOutputDirection = getDirection( uv, faceIndex );
			gl_Position = vec4( position, 1.0 );

		}
	`}function by(s){let e=new WeakMap,t=null;function n(a){if(a&&a.isTexture){const l=a.mapping,c=l===yr||l===xr,u=l===ai||l===Ci;if(c||u){let h=e.get(a);const d=h!==void 0?h.texture.pmremVersion:0;if(a.isRenderTargetTexture&&a.pmremVersion!==d)return t===null&&(t=new Ic(s)),h=c?t.fromEquirectangular(a,h):t.fromCubemap(a,h),h.texture.pmremVersion=a.pmremVersion,e.set(a,h),h.texture;if(h!==void 0)return h.texture;{const f=a.image;return c&&f&&f.height>0||u&&f&&i(f)?(t===null&&(t=new Ic(s)),h=c?t.fromEquirectangular(a):t.fromCubemap(a),h.texture.pmremVersion=a.pmremVersion,e.set(a,h),a.addEventListener("dispose",r),h.texture):null}}}return a}function i(a){let l=0;const c=6;for(let u=0;u<c;u++)a[u]!==void 0&&l++;return l===c}function r(a){const l=a.target;l.removeEventListener("dispose",r);const c=e.get(l);c!==void 0&&(e.delete(l),c.dispose())}function o(){e=new WeakMap,t!==null&&(t.dispose(),t=null)}return{get:n,dispose:o}}function Sy(s){const e={};function t(n){if(e[n]!==void 0)return e[n];let i;switch(n){case"WEBGL_depth_texture":i=s.getExtension("WEBGL_depth_texture")||s.getExtension("MOZ_WEBGL_depth_texture")||s.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=s.getExtension("EXT_texture_filter_anisotropic")||s.getExtension("MOZ_EXT_texture_filter_anisotropic")||s.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=s.getExtension("WEBGL_compressed_texture_s3tc")||s.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||s.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=s.getExtension("WEBGL_compressed_texture_pvrtc")||s.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=s.getExtension(n)}return e[n]=i,i}return{has:function(n){return t(n)!==null},init:function(){t("EXT_color_buffer_float"),t("WEBGL_clip_cull_distance"),t("OES_texture_float_linear"),t("EXT_color_buffer_half_float"),t("WEBGL_multisampled_render_to_texture"),t("WEBGL_render_shared_exponent")},get:function(n){const i=t(n);return i===null&&uu("THREE.WebGLRenderer: "+n+" extension not supported."),i}}}function wy(s,e,t,n){const i={},r=new WeakMap;function o(h){const d=h.target;d.index!==null&&e.remove(d.index);for(const g in d.attributes)e.remove(d.attributes[g]);for(const g in d.morphAttributes){const v=d.morphAttributes[g];for(let m=0,p=v.length;m<p;m++)e.remove(v[m])}d.removeEventListener("dispose",o),delete i[d.id];const f=r.get(d);f&&(e.remove(f),r.delete(d)),n.releaseStatesOfGeometry(d),d.isInstancedBufferGeometry===!0&&delete d._maxInstanceCount,t.memory.geometries--}function a(h,d){return i[d.id]===!0||(d.addEventListener("dispose",o),i[d.id]=!0,t.memory.geometries++),d}function l(h){const d=h.attributes;for(const g in d)e.update(d[g],s.ARRAY_BUFFER);const f=h.morphAttributes;for(const g in f){const v=f[g];for(let m=0,p=v.length;m<p;m++)e.update(v[m],s.ARRAY_BUFFER)}}function c(h){const d=[],f=h.index,g=h.attributes.position;let v=0;if(f!==null){const y=f.array;v=f.version;for(let _=0,x=y.length;_<x;_+=3){const A=y[_+0],b=y[_+1],E=y[_+2];d.push(A,b,b,E,E,A)}}else if(g!==void 0){const y=g.array;v=g.version;for(let _=0,x=y.length/3-1;_<x;_+=3){const A=_+0,b=_+1,E=_+2;d.push(A,b,b,E,E,A)}}else return;const m=new(sp(d)?fu:du)(d,1);m.version=v;const p=r.get(h);p&&e.remove(p),r.set(h,m)}function u(h){const d=r.get(h);if(d){const f=h.index;f!==null&&d.version<f.version&&c(h)}else c(h);return r.get(h)}return{get:a,update:l,getWireframeAttribute:u}}function Ay(s,e,t){let n;function i(d){n=d}let r,o;function a(d){r=d.type,o=d.bytesPerElement}function l(d,f){s.drawElements(n,f,r,d*o),t.update(f,n,1)}function c(d,f,g){g!==0&&(s.drawElementsInstanced(n,f,r,d*o,g),t.update(f,n,g))}function u(d,f,g){if(g===0)return;const v=e.get("WEBGL_multi_draw");if(v===null)for(let m=0;m<g;m++)this.render(d[m]/o,f[m]);else{v.multiDrawElementsWEBGL(n,f,0,r,d,0,g);let m=0;for(let p=0;p<g;p++)m+=f[p];t.update(m,n,1)}}function h(d,f,g,v){if(g===0)return;const m=e.get("WEBGL_multi_draw");if(m===null)for(let p=0;p<d.length;p++)c(d[p]/o,f[p],v[p]);else{m.multiDrawElementsInstancedWEBGL(n,f,0,r,d,0,v,0,g);let p=0;for(let y=0;y<g;y++)p+=f[y];for(let y=0;y<v.length;y++)t.update(p,n,v[y])}}this.setMode=i,this.setIndex=a,this.render=l,this.renderInstances=c,this.renderMultiDraw=u,this.renderMultiDrawInstances=h}function Ty(s){const e={geometries:0,textures:0},t={frame:0,calls:0,triangles:0,points:0,lines:0};function n(r,o,a){switch(t.calls++,o){case s.TRIANGLES:t.triangles+=a*(r/3);break;case s.LINES:t.lines+=a*(r/2);break;case s.LINE_STRIP:t.lines+=a*(r-1);break;case s.LINE_LOOP:t.lines+=a*r;break;case s.POINTS:t.points+=a*r;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",o);break}}function i(){t.calls=0,t.triangles=0,t.points=0,t.lines=0}return{memory:e,render:t,programs:null,autoReset:!0,reset:i,update:n}}function Ey(s,e,t){const n=new WeakMap,i=new gt;function r(o,a,l){const c=o.morphTargetInfluences,u=a.morphAttributes.position||a.morphAttributes.normal||a.morphAttributes.color,h=u!==void 0?u.length:0;let d=n.get(a);if(d===void 0||d.count!==h){let w=function(){E.dispose(),n.delete(a),a.removeEventListener("dispose",w)};d!==void 0&&d.texture.dispose();const f=a.morphAttributes.position!==void 0,g=a.morphAttributes.normal!==void 0,v=a.morphAttributes.color!==void 0,m=a.morphAttributes.position||[],p=a.morphAttributes.normal||[],y=a.morphAttributes.color||[];let _=0;f===!0&&(_=1),g===!0&&(_=2),v===!0&&(_=3);let x=a.attributes.position.count*_,A=1;x>e.maxTextureSize&&(A=Math.ceil(x/e.maxTextureSize),x=e.maxTextureSize);const b=new Float32Array(x*A*4*h),E=new Ia(b,x,A,h);E.type=gn,E.needsUpdate=!0;const I=_*4;for(let M=0;M<h;M++){const F=m[M],V=p[M],G=y[M],q=x*A*4*M;for(let ae=0;ae<F.count;ae++){const Q=ae*I;f===!0&&(i.fromBufferAttribute(F,ae),b[q+Q+0]=i.x,b[q+Q+1]=i.y,b[q+Q+2]=i.z,b[q+Q+3]=0),g===!0&&(i.fromBufferAttribute(V,ae),b[q+Q+4]=i.x,b[q+Q+5]=i.y,b[q+Q+6]=i.z,b[q+Q+7]=0),v===!0&&(i.fromBufferAttribute(G,ae),b[q+Q+8]=i.x,b[q+Q+9]=i.y,b[q+Q+10]=i.z,b[q+Q+11]=G.itemSize===4?i.w:1)}}d={count:h,texture:E,size:new se(x,A)},n.set(a,d),a.addEventListener("dispose",w)}if(o.isInstancedMesh===!0&&o.morphTexture!==null)l.getUniforms().setValue(s,"morphTexture",o.morphTexture,t);else{let f=0;for(let v=0;v<c.length;v++)f+=c[v];const g=a.morphTargetsRelative?1:1-f;l.getUniforms().setValue(s,"morphTargetBaseInfluence",g),l.getUniforms().setValue(s,"morphTargetInfluences",c)}l.getUniforms().setValue(s,"morphTargetsTexture",d.texture,t),l.getUniforms().setValue(s,"morphTargetsTextureSize",d.size)}return{update:r}}function Cy(s,e,t,n){let i=new WeakMap;function r(l){const c=n.render.frame,u=l.geometry,h=e.get(l,u);if(i.get(h)!==c&&(e.update(h),i.set(h,c)),l.isInstancedMesh&&(l.hasEventListener("dispose",a)===!1&&l.addEventListener("dispose",a),i.get(l)!==c&&(t.update(l.instanceMatrix,s.ARRAY_BUFFER),l.instanceColor!==null&&t.update(l.instanceColor,s.ARRAY_BUFFER),i.set(l,c))),l.isSkinnedMesh){const d=l.skeleton;i.get(d)!==c&&(d.update(),i.set(d,c))}return h}function o(){i=new WeakMap}function a(l){const c=l.target;c.removeEventListener("dispose",a),t.remove(c.instanceMatrix),c.instanceColor!==null&&t.remove(c.instanceColor)}return{update:r,dispose:o}}class mu extends Pt{constructor(e,t,n,i,r,o,a,l,c,u=ts){if(u!==ts&&u!==os)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");n===void 0&&u===ts&&(n=ss),n===void 0&&u===os&&(n=rs),super(null,i,r,o,a,l,u,n,c),this.isDepthTexture=!0,this.image={width:e,height:t},this.magFilter=a!==void 0?a:Gt,this.minFilter=l!==void 0?l:Gt,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return this.compareFunction!==null&&(t.compareFunction=this.compareFunction),t}}const pp=new Pt,mp=new mu(1,1);mp.compareFunction=lu;const gp=new Ia,vp=new hu,_p=new qr,Eh=[],Ch=[],Ph=new Float32Array(16),Rh=new Float32Array(9),Ih=new Float32Array(4);function qs(s,e,t){const n=s[0];if(n<=0||n>0)return s;const i=e*t;let r=Eh[i];if(r===void 0&&(r=new Float32Array(i),Eh[i]=r),e!==0){n.toArray(r,0);for(let o=1,a=0;o!==e;++o)a+=t,s[o].toArray(r,a)}return r}function Ft(s,e){if(s.length!==e.length)return!1;for(let t=0,n=s.length;t<n;t++)if(s[t]!==e[t])return!1;return!0}function kt(s,e){for(let t=0,n=e.length;t<n;t++)s[t]=e[t]}function Da(s,e){let t=Ch[e];t===void 0&&(t=new Int32Array(e),Ch[e]=t);for(let n=0;n!==e;++n)t[n]=s.allocateTextureUnit();return t}function Py(s,e){const t=this.cache;t[0]!==e&&(s.uniform1f(this.addr,e),t[0]=e)}function Ry(s,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(s.uniform2f(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(Ft(t,e))return;s.uniform2fv(this.addr,e),kt(t,e)}}function Iy(s,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(s.uniform3f(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else if(e.r!==void 0)(t[0]!==e.r||t[1]!==e.g||t[2]!==e.b)&&(s.uniform3f(this.addr,e.r,e.g,e.b),t[0]=e.r,t[1]=e.g,t[2]=e.b);else{if(Ft(t,e))return;s.uniform3fv(this.addr,e),kt(t,e)}}function Ly(s,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z||t[3]!==e.w)&&(s.uniform4f(this.addr,e.x,e.y,e.z,e.w),t[0]=e.x,t[1]=e.y,t[2]=e.z,t[3]=e.w);else{if(Ft(t,e))return;s.uniform4fv(this.addr,e),kt(t,e)}}function Ny(s,e){const t=this.cache,n=e.elements;if(n===void 0){if(Ft(t,e))return;s.uniformMatrix2fv(this.addr,!1,e),kt(t,e)}else{if(Ft(t,n))return;Ih.set(n),s.uniformMatrix2fv(this.addr,!1,Ih),kt(t,n)}}function Dy(s,e){const t=this.cache,n=e.elements;if(n===void 0){if(Ft(t,e))return;s.uniformMatrix3fv(this.addr,!1,e),kt(t,e)}else{if(Ft(t,n))return;Rh.set(n),s.uniformMatrix3fv(this.addr,!1,Rh),kt(t,n)}}function Uy(s,e){const t=this.cache,n=e.elements;if(n===void 0){if(Ft(t,e))return;s.uniformMatrix4fv(this.addr,!1,e),kt(t,e)}else{if(Ft(t,n))return;Ph.set(n),s.uniformMatrix4fv(this.addr,!1,Ph),kt(t,n)}}function Oy(s,e){const t=this.cache;t[0]!==e&&(s.uniform1i(this.addr,e),t[0]=e)}function Fy(s,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(s.uniform2i(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(Ft(t,e))return;s.uniform2iv(this.addr,e),kt(t,e)}}function ky(s,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(s.uniform3i(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else{if(Ft(t,e))return;s.uniform3iv(this.addr,e),kt(t,e)}}function By(s,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z||t[3]!==e.w)&&(s.uniform4i(this.addr,e.x,e.y,e.z,e.w),t[0]=e.x,t[1]=e.y,t[2]=e.z,t[3]=e.w);else{if(Ft(t,e))return;s.uniform4iv(this.addr,e),kt(t,e)}}function zy(s,e){const t=this.cache;t[0]!==e&&(s.uniform1ui(this.addr,e),t[0]=e)}function Vy(s,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(s.uniform2ui(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(Ft(t,e))return;s.uniform2uiv(this.addr,e),kt(t,e)}}function Hy(s,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(s.uniform3ui(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else{if(Ft(t,e))return;s.uniform3uiv(this.addr,e),kt(t,e)}}function Gy(s,e){const t=this.cache;if(e.x!==void 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"+t.lightMapUv:"",t.aoMapUv?"#define AOMAP_UV "+t.aoMapUv:"",t.emissiveMapUv?"#define EMISSIVEMAP_UV "+t.emissiveMapUv:"",t.bumpMapUv?"#define BUMPMAP_UV "+t.bumpMapUv:"",t.normalMapUv?"#define NORMALMAP_UV "+t.normalMapUv:"",t.displacementMapUv?"#define DISPLACEMENTMAP_UV "+t.displacementMapUv:"",t.metalnessMapUv?"#define METALNESSMAP_UV "+t.metalnessMapUv:"",t.roughnessMapUv?"#define ROUGHNESSMAP_UV "+t.roughnessMapUv:"",t.anisotropyMapUv?"#define ANISOTROPYMAP_UV "+t.anisotropyMapUv:"",t.clearcoatMapUv?"#define CLEARCOATMAP_UV "+t.clearcoatMapUv:"",t.clearcoatNormalMapUv?"#define CLEARCOAT_NORMALMAP_UV "+t.clearcoatNormalMapUv:"",t.clearcoatRoughnessMapUv?"#define CLEARCOAT_ROUGHNESSMAP_UV "+t.clearcoatRoughnessMapUv:"",t.iridescenceMapUv?"#define IRIDESCENCEMAP_UV "+t.iridescenceMapUv:"",t.iridescenceThicknessMapUv?"#define IRIDESCENCE_THICKNESSMAP_UV "+t.iridescenceThicknessMapUv:"",t.sheenColorMapUv?"#define SHEEN_COLORMAP_UV "+t.sheenColorMapUv:"",t.sheenRoughnessMapUv?"#define SHEEN_ROUGHNESSMAP_UV "+t.sheenRoughnessMapUv:"",t.specularMapUv?"#define SPECULARMAP_UV "+t.specularMapUv:"",t.specularColorMapUv?"#define SPECULAR_COLORMAP_UV "+t.specularColorMapUv:"",t.specularIntensityMapUv?"#define SPECULAR_INTENSITYMAP_UV "+t.specularIntensityMapUv:"",t.transmissionMapUv?"#define TRANSMISSIONMAP_UV "+t.transmissionMapUv:"",t.thicknessMapUv?"#define THICKNESSMAP_UV "+t.thicknessMapUv:"",t.vertexTangents&&t.flatShading===!1?"#define USE_TANGENT":"",t.vertexColors?"#define USE_COLOR":"",t.vertexAlphas?"#define USE_COLOR_ALPHA":"",t.vertexUv1s?"#define USE_UV1":"",t.vertexUv2s?"#define USE_UV2":"",t.vertexUv3s?"#define USE_UV3":"",t.pointsUvs?"#define USE_POINTS_UV":"",t.flatShading?"#define FLAT_SHADED":"",t.skinning?"#define USE_SKINNING":"",t.morphTargets?"#define USE_MORPHTARGETS":"",t.morphNormals&&t.flatShading===!1?"#define USE_MORPHNORMALS":"",t.morphColors?"#define USE_MORPHCOLORS":"",t.morphTargetsCount>0?"#define MORPHTARGETS_TEXTURE_STRIDE "+t.morphTextureStride:"",t.morphTargetsCount>0?"#define MORPHTARGETS_COUNT "+t.morphTargetsCount:"",t.doubleSided?"#define DOUBLE_SIDED":"",t.flipSided?"#define FLIP_SIDED":"",t.shadowMapEnabled?"#define USE_SHADOWMAP":"",t.shadowMapEnabled?"#define "+l:"",t.sizeAttenuation?"#define USE_SIZEATTENUATION":"",t.numLightProbes>0?"#define USE_LIGHT_PROBES":"",t.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":"","uniform mat4 modelMatrix;","uniform mat4 modelViewMatrix;","uniform mat4 projectionMatrix;","uniform mat4 viewMatrix;","uniform mat3 normalMatrix;","uniform vec3 cameraPosition;","uniform bool isOrthographic;","#ifdef USE_INSTANCING","	attribute mat4 instanceMatrix;","#endif","#ifdef USE_INSTANCING_COLOR","	attribute vec3 instanceColor;","#endif","#ifdef USE_INSTANCING_MORPH","	uniform sampler2D morphTexture;","#endif","attribute vec3 position;","attribute vec3 normal;","attribute vec2 uv;","#ifdef USE_UV1","	attribute vec2 uv1;","#endif","#ifdef USE_UV2","	attribute vec2 uv2;","#endif","#ifdef USE_UV3","	attribute vec2 uv3;","#endif","#ifdef USE_TANGENT","	attribute vec4 tangent;","#endif","#if defined( USE_COLOR_ALPHA )","	attribute vec4 color;","#elif defined( USE_COLOR )","	attribute vec3 color;","#endif","#ifdef USE_SKINNING","	attribute vec4 skinIndex;","	attribute vec4 skinWeight;","#endif",`
`].filter(ur).join(`
`),p=[kh(t),"#define SHADER_TYPE "+t.shaderType,"#define SHADER_NAME "+t.shaderName,g,t.useFog&&t.fog?"#define USE_FOG":"",t.useFog&&t.fogExp2?"#define FOG_EXP2":"",t.alphaToCoverage?"#define ALPHA_TO_COVERAGE":"",t.map?"#define USE_MAP":"",t.matcap?"#define USE_MATCAP":"",t.envMap?"#define USE_ENVMAP":"",t.envMap?"#define "+c:"",t.envMap?"#define "+u:"",t.envMap?"#define "+h:"",d?"#define CUBEUV_TEXEL_WIDTH "+d.texelWidth:"",d?"#define CUBEUV_TEXEL_HEIGHT "+d.texelHeight:"",d?"#define CUBEUV_MAX_MIP "+d.maxMip+".0":"",t.lightMap?"#define USE_LIGHTMAP":"",t.aoMap?"#define USE_AOMAP":"",t.bumpMap?"#define USE_BUMPMAP":"",t.normalMap?"#define USE_NORMALMAP":"",t.normalMapObjectSpace?"#define USE_NORMALMAP_OBJECTSPACE":"",t.normalMapTangentSpace?"#define USE_NORMALMAP_TANGENTSPACE":"",t.emissiveMap?"#define USE_EMISSIVEMAP":"",t.anisotropy?"#define USE_ANISOTROPY":"",t.anisotropyMap?"#define USE_ANISOTROPYMAP":"",t.clearcoat?"#define USE_CLEARCOAT":"",t.clearcoatMap?"#define USE_CLEARCOATMAP":"",t.clearcoatRoughnessMap?"#define USE_CLEARCOAT_ROUGHNESSMAP":"",t.clearcoatNormalMap?"#define USE_CLEARCOAT_NORMALMAP":"",t.dispersion?"#define USE_DISPERSION":"",t.iridescence?"#define USE_IRIDESCENCE":"",t.iridescenceMap?"#define USE_IRIDESCENCEMAP":"",t.iridescenceThicknessMap?"#define USE_IRIDESCENCE_THICKNESSMAP":"",t.specularMap?"#define USE_SPECULARMAP":"",t.specularColorMap?"#define USE_SPECULAR_COLORMAP":"",t.specularIntensityMap?"#define USE_SPECULAR_INTENSITYMAP":"",t.roughnessMap?"#define USE_ROUGHNESSMAP":"",t.metalnessMap?"#define USE_METALNESSMAP":"",t.alphaMap?"#define USE_ALPHAMAP":"",t.alphaTest?"#define USE_ALPHATEST":"",t.alphaHash?"#define USE_ALPHAHASH":"",t.sheen?"#define USE_SHEEN":"",t.sheenColorMap?"#define USE_SHEEN_COLORMAP":"",t.sheenRoughnessMap?"#define USE_SHEEN_ROUGHNESSMAP":"",t.transmission?"#define USE_TRANSMISSION":"",t.transmissionMap?"#define USE_TRANSMISSIONMAP":"",t.thicknessMap?"#define USE_THICKNESSMAP":"",t.vertexTangents&&t.flatShading===!1?"#define USE_TANGENT":"",t.vertexColors||t.instancingColor||t.batchingColor?"#define USE_COLOR":"",t.vertexAlphas?"#define USE_COLOR_ALPHA":"",t.vertexUv1s?"#define USE_UV1":"",t.vertexUv2s?"#define USE_UV2":"",t.vertexUv3s?"#define USE_UV3":"",t.pointsUvs?"#define USE_POINTS_UV":"",t.gradientMap?"#define USE_GRADIENTMAP":"",t.flatShading?"#define FLAT_SHADED":"",t.doubleSided?"#define DOUBLE_SIDED":"",t.flipSided?"#define FLIP_SIDED":"",t.shadowMapEnabled?"#define USE_SHADOWMAP":"",t.shadowMapEnabled?"#define "+l:"",t.premultipliedAlpha?"#define PREMULTIPLIED_ALPHA":"",t.numLightProbes>0?"#define USE_LIGHT_PROBES":"",t.decodeVideoTexture?"#define DECODE_VIDEO_TEXTURE":"",t.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":"","uniform mat4 viewMatrix;","uniform vec3 cameraPosition;","uniform bool isOrthographic;",t.toneMapping!==Hn?"#define TONE_MAPPING":"",t.toneMapping!==Hn?nt.tonemapping_pars_fragment:"",t.toneMapping!==Hn?wx("toneMapping",t.toneMapping):"",t.dithering?"#define DITHERING":"",t.opaque?"#define OPAQUE":"",nt.colorspace_pars_fragment,Sx("linearToOutputTexel",t.outputColorSpace),t.useDepthPacking?"#define DEPTH_PACKING "+t.depthPacking:"",`
`].filter(ur).join(`
`)),o=Lc(o),o=Uh(o,t),o=Oh(o,t),a=Lc(a),a=Uh(a,t),a=Oh(a,t),o=Fh(o),a=Fh(a),t.isRawShaderMaterial!==!0&&(y=`#version 300 es
`,m=[f,"#define attribute in","#define varying out","#define texture2D texture"].join(`
`)+`
`+m,p=["#define varying in",t.glslVersion===Rc?"":"layout(location = 0) out highp vec4 pc_fragColor;",t.glslVersion===Rc?"":"#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(`
`)+`
`+p);const _=y+m+o,x=y+p+a,A=Nh(i,i.VERTEX_SHADER,_),b=Nh(i,i.FRAGMENT_SHADER,x);i.attachShader(v,A),i.attachShader(v,b),t.index0AttributeName!==void 0?i.bindAttribLocation(v,0,t.index0AttributeName):t.morphTargets===!0&&i.bindAttribLocation(v,0,"position"),i.linkProgram(v);function E(F){if(s.debug.checkShaderErrors){const V=i.getProgramInfoLog(v).trim(),G=i.getShaderInfoLog(A).trim(),q=i.getShaderInfoLog(b).trim();let ae=!0,Q=!0;if(i.getProgramParameter(v,i.LINK_STATUS)===!1)if(ae=!1,typeof s.debug.onShaderError=="function")s.debug.onShaderError(i,v,A,b);else{const oe=Dh(i,A,"vertex"),B=Dh(i,b,"fragment");console.error("THREE.WebGLProgram: Shader Error "+i.getError()+" - VALIDATE_STATUS "+i.getProgramParameter(v,i.VALIDATE_STATUS)+`

Material Name: `+F.name+`
Material Type: `+F.type+`

Program Info Log: `+V+`
`+oe+`
`+B)}else V!==""?console.warn("THREE.WebGLProgram: Program Info Log:",V):(G===""||q==="")&&(Q=!1);Q&&(F.diagnostics={runnable:ae,programLog:V,vertexShader:{log:G,prefix:m},fragmentShader:{log:q,prefix:p}})}i.deleteShader(A),i.deleteShader(b),I=new ua(i,v),w=Ex(i,v)}let I;this.getUniforms=function(){return I===void 0&&E(this),I};let w;this.getAttributes=function(){return w===void 0&&E(this),w};let M=t.rendererExtensionParallelShaderCompile===!1;return this.isReady=function(){return M===!1&&(M=i.getProgramParameter(v,yx)),M},this.destroy=function(){n.releaseStatesOfProgram(this),i.deleteProgram(v),this.program=void 0},this.type=t.shaderType,this.name=t.shaderName,this.id=xx++,this.cacheKey=e,this.usedTimes=1,this.program=v,this.vertexShader=A,this.fragmentShader=b,this}let Bx=0;class zx{constructor(){this.shaderCache=new Map,this.materialCache=new Map}update(e){const t=e.vertexShader,n=e.fragmentShader,i=this._getShaderStage(t),r=this._getShaderStage(n),o=this._getShaderCacheForMaterial(e);return o.has(i)===!1&&(o.add(i),i.usedTimes++),o.has(r)===!1&&(o.add(r),r.usedTimes++),this}remove(e){const t=this.materialCache.get(e);for(const n of t)n.usedTimes--,n.usedTimes===0&&this.shaderCache.delete(n.code);return this.materialCache.delete(e),this}getVertexShaderID(e){return this._getShaderStage(e.vertexShader).id}getFragmentShaderID(e){return this._getShaderStage(e.fragmentShader).id}dispose(){this.shaderCache.clear(),this.materialCache.clear()}_getShaderCacheForMaterial(e){const t=this.materialCache;let n=t.get(e);return n===void 0&&(n=new Set,t.set(e,n)),n}_getShaderStage(e){const t=this.shaderCache;let n=t.get(e);return n===void 0&&(n=new Vx(e),t.set(e,n)),n}}class Vx{constructor(e){this.id=Bx++,this.code=e,this.usedTimes=0}}function Hx(s,e,t,n,i,r,o){const a=new La,l=new zx,c=new Set,u=[],h=i.logarithmicDepthBuffer,d=i.vertexTextures;let f=i.precision;const g={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"};function v(w){return c.add(w),w===0?"uv":`uv${w}`}function m(w,M,F,V,G){const q=V.fog,ae=G.geometry,Q=w.isMeshStandardMaterial?V.environment:null,oe=(w.isMeshStandardMaterial?t:e).get(w.envMap||Q),B=oe&&oe.mapping===Ws?oe.image.height:null,Me=g[w.type];w.precision!==null&&(f=i.getMaxPrecision(w.precision),f!==w.precision&&console.warn("THREE.WebGLProgram.getParameters:",w.precision,"not supported, using",f,"instead."));const be=ae.morphAttributes.position||ae.morphAttributes.normal||ae.morphAttributes.color,Ae=be!==void 0?be.length:0;let ge=0;ae.morphAttributes.position!==void 0&&(ge=1),ae.morphAttributes.normal!==void 0&&(ge=2),ae.morphAttributes.color!==void 0&&(ge=3);let ze,U,D,R;if(Me){const vt=Tn[Me];ze=vt.vertexShader,U=vt.fragmentShader}else ze=w.vertexShader,U=w.fragmentShader,l.update(w),D=l.getVertexShaderID(w),R=l.getFragmentShaderID(w);const T=s.getRenderTarget(),ie=G.isInstancedMesh===!0,he=G.isBatchedMesh===!0,J=!!w.map,L=!!w.matcap,X=!!oe,K=!!w.aoMap,H=!!w.lightMap,$=!!w.bumpMap,te=!!w.normalMap,le=!!w.displacementMap,k=!!w.emissiveMap,O=!!w.metalnessMap,P=!!w.roughnessMap,S=w.anisotropy>0,ee=w.clearcoat>0,pe=w.dispersion>0,ce=w.iridescence>0,ve=w.sheen>0,Ve=w.transmission>0,Ee=S&&!!w.anisotropyMap,Te=ee&&!!w.clearcoatMap,Qe=ee&&!!w.clearcoatNormalMap,xe=ee&&!!w.clearcoatRoughnessMap,Ue=ce&&!!w.iridescenceMap,st=ce&&!!w.iridescenceThicknessMap,Je=ve&&!!w.sheenColorMap,Re=ve&&!!w.sheenRoughnessMap,rt=!!w.specularMap,at=!!w.specularColorMap,Rt=!!w.specularIntensityMap,z=Ve&&!!w.transmissionMap,Ie=Ve&&!!w.thicknessMap,de=!!w.gradientMap,_e=!!w.alphaMap,we=w.alphaTest>0,et=!!w.alphaHash,ut=!!w.extensions;let It=Hn;w.toneMapped&&(T===null||T.isXRRenderTarget===!0)&&(It=s.toneMapping);const Bt={shaderID:Me,shaderType:w.type,shaderName:w.name,vertexShader:ze,fragmentShader:U,defines:w.defines,customVertexShaderID:D,customFragmentShaderID:R,isRawShaderMaterial:w.isRawShaderMaterial===!0,glslVersion:w.glslVersion,precision:f,batching:he,batchingColor:he&&G._colorsTexture!==null,instancing:ie,instancingColor:ie&&G.instanceColor!==null,instancingMorph:ie&&G.morphTexture!==null,supportsVertexTextures:d,outputColorSpace:T===null?s.outputColorSpace:T.isXRRenderTarget===!0?T.texture.colorSpace:ci,alphaToCoverage:!!w.alphaToCoverage,map:J,matcap:L,envMap:X,envMapMode:X&&oe.mapping,envMapCubeUVHeight:B,aoMap:K,lightMap:H,bumpMap:$,normalMap:te,displacementMap:d&&le,emissiveMap:k,normalMapObjectSpace:te&&w.normalMapType===Yf,normalMapTangentSpace:te&&w.normalMapType===Ii,metalnessMap:O,roughnessMap:P,anisotropy:S,anisotropyMap:Ee,clearcoat:ee,clearcoatMap:Te,clearcoatNormalMap:Qe,clearcoatRoughnessMap:xe,dispersion:pe,iridescence:ce,iridescenceMap:Ue,iridescenceThicknessMap:st,sheen:ve,sheenColorMap:Je,sheenRoughnessMap:Re,specularMap:rt,specularColorMap:at,specularIntensityMap:Rt,transmission:Ve,transmissionMap:z,thicknessMap:Ie,gradientMap:de,opaque:w.transparent===!1&&w.blending===es&&w.alphaToCoverage===!1,alphaMap:_e,alphaTest:we,alphaHash:et,combine:w.combine,mapUv:J&&v(w.map.channel),aoMapUv:K&&v(w.aoMap.channel),lightMapUv:H&&v(w.lightMap.channel),bumpMapUv:$&&v(w.bumpMap.channel),normalMapUv:te&&v(w.normalMap.channel),displacementMapUv:le&&v(w.displacementMap.channel),emissiveMapUv:k&&v(w.emissiveMap.channel),metalnessMapUv:O&&v(w.metalnessMap.channel),roughnessMapUv:P&&v(w.roughnessMap.channel),anisotropyMapUv:Ee&&v(w.anisotropyMap.channel),clearcoatMapUv:Te&&v(w.clearcoatMap.channel),clearcoatNormalMapUv:Qe&&v(w.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:xe&&v(w.clearcoatRoughnessMap.channel),iridescenceMapUv:Ue&&v(w.iridescenceMap.channel),iridescenceThicknessMapUv:st&&v(w.iridescenceThicknessMap.channel),sheenColorMapUv:Je&&v(w.sheenColorMap.channel),sheenRoughnessMapUv:Re&&v(w.sheenRoughnessMap.channel),specularMapUv:rt&&v(w.specularMap.channel),specularColorMapUv:at&&v(w.specularColorMap.channel),specularIntensityMapUv:Rt&&v(w.specularIntensityMap.channel),transmissionMapUv:z&&v(w.transmissionMap.channel),thicknessMapUv:Ie&&v(w.thicknessMap.channel),alphaMapUv:_e&&v(w.alphaMap.channel),vertexTangents:!!ae.attributes.tangent&&(te||S),vertexColors:w.vertexColors,vertexAlphas:w.vertexColors===!0&&!!ae.attributes.color&&ae.attributes.color.itemSize===4,pointsUvs:G.isPoints===!0&&!!ae.attributes.uv&&(J||_e),fog:!!q,useFog:w.fog===!0,fogExp2:!!q&&q.isFogExp2,flatShading:w.flatShading===!0,sizeAttenuation:w.sizeAttenuation===!0,logarithmicDepthBuffer:h,skinning:G.isSkinnedMesh===!0,morphTargets:ae.morphAttributes.position!==void 0,morphNormals:ae.morphAttributes.normal!==void 0,morphColors:ae.morphAttributes.color!==void 0,morphTargetsCount:Ae,morphTextureStride:ge,numDirLights:M.directional.length,numPointLights:M.point.length,numSpotLights:M.spot.length,numSpotLightMaps:M.spotLightMap.length,numRectAreaLights:M.rectArea.length,numHemiLights:M.hemi.length,numDirLightShadows:M.directionalShadowMap.length,numPointLightShadows:M.pointShadowMap.length,numSpotLightShadows:M.spotShadowMap.length,numSpotLightShadowsWithMaps:M.numSpotLightShadowsWithMaps,numLightProbes:M.numLightProbes,numClippingPlanes:o.numPlanes,numClipIntersection:o.numIntersection,dithering:w.dithering,shadowMapEnabled:s.shadowMap.enabled&&F.length>0,shadowMapType:s.shadowMap.type,toneMapping:It,decodeVideoTexture:J&&w.map.isVideoTexture===!0&&ht.getTransfer(w.map.colorSpace)===Mt,premultipliedAlpha:w.premultipliedAlpha,doubleSided:w.side===En,flipSided:w.side===nn,useDepthPacking:w.depthPacking>=0,depthPacking:w.depthPacking||0,index0AttributeName:w.index0AttributeName,extensionClipCullDistance:ut&&w.extensions.clipCullDistance===!0&&n.has("WEBGL_clip_cull_distance"),extensionMultiDraw:ut&&w.extensions.multiDraw===!0&&n.has("WEBGL_multi_draw"),rendererExtensionParallelShaderCompile:n.has("KHR_parallel_shader_compile"),customProgramCacheKey:w.customProgramCacheKey()};return Bt.vertexUv1s=c.has(1),Bt.vertexUv2s=c.has(2),Bt.vertexUv3s=c.has(3),c.clear(),Bt}function p(w){const M=[];if(w.shaderID?M.push(w.shaderID):(M.push(w.customVertexShaderID),M.push(w.customFragmentShaderID)),w.defines!==void 0)for(const F in w.defines)M.push(F),M.push(w.defines[F]);return w.isRawShaderMaterial===!1&&(y(M,w),_(M,w),M.push(s.outputColorSpace)),M.push(w.customProgramCacheKey),M.join()}function y(w,M){w.push(M.precision),w.push(M.outputColorSpace),w.push(M.envMapMode),w.push(M.envMapCubeUVHeight),w.push(M.mapUv),w.push(M.alphaMapUv),w.push(M.lightMapUv),w.push(M.aoMapUv),w.push(M.bumpMapUv),w.push(M.normalMapUv),w.push(M.displacementMapUv),w.push(M.emissiveMapUv),w.push(M.metalnessMapUv),w.push(M.roughnessMapUv),w.push(M.anisotropyMapUv),w.push(M.clearcoatMapUv),w.push(M.clearcoatNormalMapUv),w.push(M.clearcoatRoughnessMapUv),w.push(M.iridescenceMapUv),w.push(M.iridescenceThicknessMapUv),w.push(M.sheenColorMapUv),w.push(M.sheenRoughnessMapUv),w.push(M.specularMapUv),w.push(M.specularColorMapUv),w.push(M.specularIntensityMapUv),w.push(M.transmissionMapUv),w.push(M.thicknessMapUv),w.push(M.combine),w.push(M.fogExp2),w.push(M.sizeAttenuation),w.push(M.morphTargetsCount),w.push(M.morphAttributeCount),w.push(M.numDirLights),w.push(M.numPointLights),w.push(M.numSpotLights),w.push(M.numSpotLightMaps),w.push(M.numHemiLights),w.push(M.numRectAreaLights),w.push(M.numDirLightShadows),w.push(M.numPointLightShadows),w.push(M.numSpotLightShadows),w.push(M.numSpotLightShadowsWithMaps),w.push(M.numLightProbes),w.push(M.shadowMapType),w.push(M.toneMapping),w.push(M.numClippingPlanes),w.push(M.numClipIntersection),w.push(M.depthPacking)}function _(w,M){a.disableAll(),M.supportsVertexTextures&&a.enable(0),M.instancing&&a.enable(1),M.instancingColor&&a.enable(2),M.instancingMorph&&a.enable(3),M.matcap&&a.enable(4),M.envMap&&a.enable(5),M.normalMapObjectSpace&&a.enable(6),M.normalMapTangentSpace&&a.enable(7),M.clearcoat&&a.enable(8),M.iridescence&&a.enable(9),M.alphaTest&&a.enable(10),M.vertexColors&&a.enable(11),M.vertexAlphas&&a.enable(12),M.vertexUv1s&&a.enable(13),M.vertexUv2s&&a.enable(14),M.vertexUv3s&&a.enable(15),M.vertexTangents&&a.enable(16),M.anisotropy&&a.enable(17),M.alphaHash&&a.enable(18),M.batching&&a.enable(19),M.dispersion&&a.enable(20),M.batchingColor&&a.enable(21),w.push(a.mask),a.disableAll(),M.fog&&a.enable(0),M.useFog&&a.enable(1),M.flatShading&&a.enable(2),M.logarithmicDepthBuffer&&a.enable(3),M.skinning&&a.enable(4),M.morphTargets&&a.enable(5),M.morphNormals&&a.enable(6),M.morphColors&&a.enable(7),M.premultipliedAlpha&&a.enable(8),M.shadowMapEnabled&&a.enable(9),M.doubleSided&&a.enable(10),M.flipSided&&a.enable(11),M.useDepthPacking&&a.enable(12),M.dithering&&a.enable(13),M.transmission&&a.enable(14),M.sheen&&a.enable(15),M.opaque&&a.enable(16),M.pointsUvs&&a.enable(17),M.decodeVideoTexture&&a.enable(18),M.alphaToCoverage&&a.enable(19),w.push(a.mask)}function x(w){const M=g[w.type];let F;if(M){const V=Tn[M];F=up.clone(V.uniforms)}else F=w.uniforms;return F}function A(w,M){let F;for(let V=0,G=u.length;V<G;V++){const q=u[V];if(q.cacheKey===M){F=q,++F.usedTimes;break}}return F===void 0&&(F=new kx(s,M,w,r),u.push(F)),F}function b(w){if(--w.usedTimes===0){const M=u.indexOf(w);u[M]=u[u.length-1],u.pop(),w.destroy()}}function E(w){l.remove(w)}function I(){l.dispose()}return{getParameters:m,getProgramCacheKey:p,getUniforms:x,acquireProgram:A,releaseProgram:b,releaseShaderCache:E,programs:u,dispose:I}}function Gx(){let s=new WeakMap;function e(r){let o=s.get(r);return o===void 0&&(o={},s.set(r,o)),o}function t(r){s.delete(r)}function n(r,o,a){s.get(r)[o]=a}function i(){s=new WeakMap}return{get:e,remove:t,update:n,dispose:i}}function Wx(s,e){return s.groupOrder!==e.groupOrder?s.groupOrder-e.groupOrder:s.renderOrder!==e.renderOrder?s.renderOrder-e.renderOrder:s.material.id!==e.material.id?s.material.id-e.material.id:s.z!==e.z?s.z-e.z:s.id-e.id}function Bh(s,e){return s.groupOrder!==e.groupOrder?s.groupOrder-e.groupOrder:s.renderOrder!==e.renderOrder?s.renderOrder-e.renderOrder:s.z!==e.z?e.z-s.z:s.id-e.id}function zh(){const s=[];let e=0;const t=[],n=[],i=[];function r(){e=0,t.length=0,n.length=0,i.length=0}function o(h,d,f,g,v,m){let p=s[e];return p===void 0?(p={id:h.id,object:h,geometry:d,material:f,groupOrder:g,renderOrder:h.renderOrder,z:v,group:m},s[e]=p):(p.id=h.id,p.object=h,p.geometry=d,p.material=f,p.groupOrder=g,p.renderOrder=h.renderOrder,p.z=v,p.group=m),e++,p}function a(h,d,f,g,v,m){const p=o(h,d,f,g,v,m);f.transmission>0?n.push(p):f.transparent===!0?i.push(p):t.push(p)}function l(h,d,f,g,v,m){const p=o(h,d,f,g,v,m);f.transmission>0?n.unshift(p):f.transparent===!0?i.unshift(p):t.unshift(p)}function c(h,d){t.length>1&&t.sort(h||Wx),n.length>1&&n.sort(d||Bh),i.length>1&&i.sort(d||Bh)}function u(){for(let h=e,d=s.length;h<d;h++){const f=s[h];if(f.id===null)break;f.id=null,f.object=null,f.geometry=null,f.material=null,f.group=null}}return{opaque:t,transmissive:n,transparent:i,init:r,push:a,unshift:l,finish:u,sort:c}}function $x(){let s=new WeakMap;function e(n,i){const r=s.get(n);let o;return r===void 0?(o=new zh,s.set(n,[o])):i>=r.length?(o=new zh,r.push(o)):o=r[i],o}function t(){s=new WeakMap}return{get:e,dispose:t}}function Xx(){const s={};return{get:function(e){if(s[e.id]!==void 0)return s[e.id];let t;switch(e.type){case"DirectionalLight":t={direction:new N,color:new Pe};break;case"SpotLight":t={position:new N,direction:new N,color:new Pe,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":t={position:new N,color:new Pe,distance:0,decay:0};break;case"HemisphereLight":t={direction:new N,skyColor:new Pe,groundColor:new Pe};break;case"RectAreaLight":t={color:new Pe,position:new N,halfWidth:new N,halfHeight:new N};break}return s[e.id]=t,t}}}function qx(){const s={};return{get:function(e){if(s[e.id]!==void 0)return s[e.id];let t;switch(e.type){case"DirectionalLight":t={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new se};break;case"SpotLight":t={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new se};break;case"PointLight":t={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new se,shadowCameraNear:1,shadowCameraFar:1e3};break}return s[e.id]=t,t}}}let Yx=0;function Zx(s,e){return(e.castShadow?2:0)-(s.castShadow?2:0)+(e.map?1:0)-(s.map?1:0)}function Jx(s){const e=new Xx,t=qx(),n={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-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,numLightProbes:0};for(let c=0;c<9;c++)n.probe.push(new N);const i=new N,r=new qe,o=new qe;function a(c){let u=0,h=0,d=0;for(let w=0;w<9;w++)n.probe[w].set(0,0,0);let f=0,g=0,v=0,m=0,p=0,y=0,_=0,x=0,A=0,b=0,E=0;c.sort(Zx);for(let w=0,M=c.length;w<M;w++){const F=c[w],V=F.color,G=F.intensity,q=F.distance,ae=F.shadow&&F.shadow.map?F.shadow.map.texture:null;if(F.isAmbientLight)u+=V.r*G,h+=V.g*G,d+=V.b*G;else if(F.isLightProbe){for(let Q=0;Q<9;Q++)n.probe[Q].addScaledVector(F.sh.coefficients[Q],G);E++}else if(F.isDirectionalLight){const Q=e.get(F);if(Q.color.copy(F.color).multiplyScalar(F.intensity),F.castShadow){const oe=F.shadow,B=t.get(F);B.shadowBias=oe.bias,B.shadowNormalBias=oe.normalBias,B.shadowRadius=oe.radius,B.shadowMapSize=oe.mapSize,n.directionalShadow[f]=B,n.directionalShadowMap[f]=ae,n.directionalShadowMatrix[f]=F.shadow.matrix,y++}n.directional[f]=Q,f++}else if(F.isSpotLight){const Q=e.get(F);Q.position.setFromMatrixPosition(F.matrixWorld),Q.color.copy(V).multiplyScalar(G),Q.distance=q,Q.coneCos=Math.cos(F.angle),Q.penumbraCos=Math.cos(F.angle*(1-F.penumbra)),Q.decay=F.decay,n.spot[v]=Q;const oe=F.shadow;if(F.map&&(n.spotLightMap[A]=F.map,A++,oe.updateMatrices(F),F.castShadow&&b++),n.spotLightMatrix[v]=oe.matrix,F.castShadow){const B=t.get(F);B.shadowBias=oe.bias,B.shadowNormalBias=oe.normalBias,B.shadowRadius=oe.radius,B.shadowMapSize=oe.mapSize,n.spotShadow[v]=B,n.spotShadowMap[v]=ae,x++}v++}else if(F.isRectAreaLight){const Q=e.get(F);Q.color.copy(V).multiplyScalar(G),Q.halfWidth.set(F.width*.5,0,0),Q.halfHeight.set(0,F.height*.5,0),n.rectArea[m]=Q,m++}else if(F.isPointLight){const Q=e.get(F);if(Q.color.copy(F.color).multiplyScalar(F.intensity),Q.distance=F.distance,Q.decay=F.decay,F.castShadow){const oe=F.shadow,B=t.get(F);B.shadowBias=oe.bias,B.shadowNormalBias=oe.normalBias,B.shadowRadius=oe.radius,B.shadowMapSize=oe.mapSize,B.shadowCameraNear=oe.camera.near,B.shadowCameraFar=oe.camera.far,n.pointShadow[g]=B,n.pointShadowMap[g]=ae,n.pointShadowMatrix[g]=F.shadow.matrix,_++}n.point[g]=Q,g++}else if(F.isHemisphereLight){const Q=e.get(F);Q.skyColor.copy(F.color).multiplyScalar(G),Q.groundColor.copy(F.groundColor).multiplyScalar(G),n.hemi[p]=Q,p++}}m>0&&(s.has("OES_texture_float_linear")===!0?(n.rectAreaLTC1=Ce.LTC_FLOAT_1,n.rectAreaLTC2=Ce.LTC_FLOAT_2):(n.rectAreaLTC1=Ce.LTC_HALF_1,n.rectAreaLTC2=Ce.LTC_HALF_2)),n.ambient[0]=u,n.ambient[1]=h,n.ambient[2]=d;const I=n.hash;(I.directionalLength!==f||I.pointLength!==g||I.spotLength!==v||I.rectAreaLength!==m||I.hemiLength!==p||I.numDirectionalShadows!==y||I.numPointShadows!==_||I.numSpotShadows!==x||I.numSpotMaps!==A||I.numLightProbes!==E)&&(n.directional.length=f,n.spot.length=v,n.rectArea.length=m,n.point.length=g,n.hemi.length=p,n.directionalShadow.length=y,n.directionalShadowMap.length=y,n.pointShadow.length=_,n.pointShadowMap.length=_,n.spotShadow.length=x,n.spotShadowMap.length=x,n.directionalShadowMatrix.length=y,n.pointShadowMatrix.length=_,n.spotLightMatrix.length=x+A-b,n.spotLightMap.length=A,n.numSpotLightShadowsWithMaps=b,n.numLightProbes=E,I.directionalLength=f,I.pointLength=g,I.spotLength=v,I.rectAreaLength=m,I.hemiLength=p,I.numDirectionalShadows=y,I.numPointShadows=_,I.numSpotShadows=x,I.numSpotMaps=A,I.numLightProbes=E,n.version=Yx++)}function l(c,u){let h=0,d=0,f=0,g=0,v=0;const m=u.matrixWorldInverse;for(let p=0,y=c.length;p<y;p++){const _=c[p];if(_.isDirectionalLight){const x=n.directional[h];x.direction.setFromMatrixPosition(_.matrixWorld),i.setFromMatrixPosition(_.target.matrixWorld),x.direction.sub(i),x.direction.transformDirection(m),h++}else if(_.isSpotLight){const x=n.spot[f];x.position.setFromMatrixPosition(_.matrixWorld),x.position.applyMatrix4(m),x.direction.setFromMatrixPosition(_.matrixWorld),i.setFromMatrixPosition(_.target.matrixWorld),x.direction.sub(i),x.direction.transformDirection(m),f++}else if(_.isRectAreaLight){const x=n.rectArea[g];x.position.setFromMatrixPosition(_.matrixWorld),x.position.applyMatrix4(m),o.identity(),r.copy(_.matrixWorld),r.premultiply(m),o.extractRotation(r),x.halfWidth.set(_.width*.5,0,0),x.halfHeight.set(0,_.height*.5,0),x.halfWidth.applyMatrix4(o),x.halfHeight.applyMatrix4(o),g++}else if(_.isPointLight){const x=n.point[d];x.position.setFromMatrixPosition(_.matrixWorld),x.position.applyMatrix4(m),d++}else if(_.isHemisphereLight){const x=n.hemi[v];x.direction.setFromMatrixPosition(_.matrixWorld),x.direction.transformDirection(m),v++}}}return{setup:a,setupView:l,state:n}}function Vh(s){const e=new Jx(s),t=[],n=[];function i(u){c.camera=u,t.length=0,n.length=0}function r(u){t.push(u)}function o(u){n.push(u)}function a(){e.setup(t)}function l(u){e.setupView(t,u)}const c={lightsArray:t,shadowsArray:n,camera:null,lights:e,transmissionRenderTarget:{}};return{init:i,state:c,setupLights:a,setupLightsView:l,pushLight:r,pushShadow:o}}function Kx(s){let e=new WeakMap;function t(i,r=0){const o=e.get(i);let a;return o===void 0?(a=new Vh(s),e.set(i,[a])):r>=o.length?(a=new Vh(s),o.push(a)):a=o[r],a}function n(){e=new WeakMap}return{get:t,dispose:n}}class gu extends Kt{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=Xf,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class vu extends Kt{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}const jx=`void main() {
	gl_Position = vec4( position, 1.0 );
}`,Qx=`uniform sampler2D shadow_pass;
uniform vec2 resolution;
uniform float radius;
#include <packing>
void main() {
	const float samples = float( VSM_SAMPLES );
	float mean = 0.0;
	float squared_mean = 0.0;
	float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );
	float uvStart = samples <= 1.0 ? 0.0 : - 1.0;
	for ( float i = 0.0; i < samples; i ++ ) {
		float uvOffset = uvStart + i * uvStride;
		#ifdef HORIZONTAL_PASS
			vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );
			mean += distribution.x;
			squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;
		#else
			float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );
			mean += depth;
			squared_mean += depth * depth;
		#endif
	}
	mean = mean / samples;
	squared_mean = squared_mean / samples;
	float std_dev = sqrt( squared_mean - mean * mean );
	gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );
}`;function eM(s,e,t){let n=new Yr;const i=new se,r=new se,o=new gt,a=new gu({depthPacking:qf}),l=new vu,c={},u=t.maxTextureSize,h={[oi]:nn,[nn]:oi,[En]:En},d=new Ln({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new se},radius:{value:4}},vertexShader:jx,fragmentShader:Qx}),f=d.clone();f.defines.HORIZONTAL_PASS=1;const g=new it;g.setAttribute("position",new pt(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const v=new Nt(g,d),m=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=Kc;let p=this.type;this.render=function(b,E,I){if(m.enabled===!1||m.autoUpdate===!1&&m.needsUpdate===!1||b.length===0)return;const w=s.getRenderTarget(),M=s.getActiveCubeFace(),F=s.getActiveMipmapLevel(),V=s.state;V.setBlending(si),V.buffers.color.setClear(1,1,1,1),V.buffers.depth.setTest(!0),V.setScissorTest(!1);const G=p!==kn&&this.type===kn,q=p===kn&&this.type!==kn;for(let ae=0,Q=b.length;ae<Q;ae++){const oe=b[ae],B=oe.shadow;if(B===void 0){console.warn("THREE.WebGLShadowMap:",oe,"has no shadow.");continue}if(B.autoUpdate===!1&&B.needsUpdate===!1)continue;i.copy(B.mapSize);const Me=B.getFrameExtents();if(i.multiply(Me),r.copy(B.mapSize),(i.x>u||i.y>u)&&(i.x>u&&(r.x=Math.floor(u/Me.x),i.x=r.x*Me.x,B.mapSize.x=r.x),i.y>u&&(r.y=Math.floor(u/Me.y),i.y=r.y*Me.y,B.mapSize.y=r.y)),B.map===null||G===!0||q===!0){const Ae=this.type!==kn?{minFilter:Gt,magFilter:Gt}:{};B.map!==null&&B.map.dispose(),B.map=new In(i.x,i.y,Ae),B.map.texture.name=oe.name+".shadowMap",B.camera.updateProjectionMatrix()}s.setRenderTarget(B.map),s.clear();const be=B.getViewportCount();for(let Ae=0;Ae<be;Ae++){const ge=B.getViewport(Ae);o.set(r.x*ge.x,r.y*ge.y,r.x*ge.z,r.y*ge.w),V.viewport(o),B.updateMatrices(oe,Ae),n=B.getFrustum(),x(E,I,B.camera,oe,this.type)}B.isPointLightShadow!==!0&&this.type===kn&&y(B,I),B.needsUpdate=!1}p=this.type,m.needsUpdate=!1,s.setRenderTarget(w,M,F)};function y(b,E){const I=e.update(v);d.defines.VSM_SAMPLES!==b.blurSamples&&(d.defines.VSM_SAMPLES=b.blurSamples,f.defines.VSM_SAMPLES=b.blurSamples,d.needsUpdate=!0,f.needsUpdate=!0),b.mapPass===null&&(b.mapPass=new In(i.x,i.y)),d.uniforms.shadow_pass.value=b.map.texture,d.uniforms.resolution.value=b.mapSize,d.uniforms.radius.value=b.radius,s.setRenderTarget(b.mapPass),s.clear(),s.renderBufferDirect(E,null,I,d,v,null),f.uniforms.shadow_pass.value=b.mapPass.texture,f.uniforms.resolution.value=b.mapSize,f.uniforms.radius.value=b.radius,s.setRenderTarget(b.map),s.clear(),s.renderBufferDirect(E,null,I,f,v,null)}function _(b,E,I,w){let M=null;const F=I.isPointLight===!0?b.customDistanceMaterial:b.customDepthMaterial;if(F!==void 0)M=F;else if(M=I.isPointLight===!0?l:a,s.localClippingEnabled&&E.clipShadows===!0&&Array.isArray(E.clippingPlanes)&&E.clippingPlanes.length!==0||E.displacementMap&&E.displacementScale!==0||E.alphaMap&&E.alphaTest>0||E.map&&E.alphaTest>0){const V=M.uuid,G=E.uuid;let q=c[V];q===void 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Using 24-bit attachment.")):S===null||S===ss||S===rs?ee=s.DEPTH_COMPONENT24:S===gn?ee=s.DEPTH_COMPONENT32F:S===Sr&&(ee=s.DEPTH_COMPONENT16),ee}function x(P,S){return m(P)===!0||P.isFramebufferTexture&&P.minFilter!==Gt&&P.minFilter!==Ot?Math.log2(Math.max(S.width,S.height))+1:P.mipmaps!==void 0&&P.mipmaps.length>0?P.mipmaps.length:P.isCompressedTexture&&Array.isArray(P.image)?S.mipmaps.length:1}function A(P){const S=P.target;S.removeEventListener("dispose",A),E(S),S.isVideoTexture&&u.delete(S)}function b(P){const S=P.target;S.removeEventListener("dispose",b),w(S)}function E(P){const S=n.get(P);if(S.__webglInit===void 0)return;const ee=P.source,pe=d.get(ee);if(pe){const ce=pe[S.__cacheKey];ce.usedTimes--,ce.usedTimes===0&&I(P),Object.keys(pe).length===0&&d.delete(ee)}n.remove(P)}function I(P){const S=n.get(P);s.deleteTexture(S.__webglTexture);const ee=P.source,pe=d.get(ee);delete pe[S.__cacheKey],o.memory.textures--}function w(P){const S=n.get(P);if(P.depthTexture&&P.depthTexture.dispose(),P.isWebGLCubeRenderTarget)for(let pe=0;pe<6;pe++){if(Array.isArray(S.__webglFramebuffer[pe]))for(let ce=0;ce<S.__webglFramebuffer[pe].length;ce++)s.deleteFramebuffer(S.__webglFramebuffer[pe][ce]);else s.deleteFramebuffer(S.__webglFramebuffer[pe]);S.__webglDepthbuffer&&s.deleteRenderbuffer(S.__webglDepthbuffer[pe])}else{if(Array.isArray(S.__webglFramebuffer))for(let pe=0;pe<S.__webglFramebuffer.length;pe++)s.deleteFramebuffer(S.__webglFramebuffer[pe]);else s.deleteFramebuffer(S.__webglFramebuffer);if(S.__webglDepthbuffer&&s.deleteRenderbuffer(S.__webglDepthbuffer),S.__webglMultisampledFramebuffer&&s.deleteFramebuffer(S.__webglMultisampledFramebuffer),S.__webglColorRenderbuffer)for(let pe=0;pe<S.__webglColorRenderbuffer.length;pe++)S.__webglColorRenderbuffer[pe]&&s.deleteRenderbuffer(S.__webglColorRenderbuffer[pe]);S.__webglDepthRenderbuffer&&s.deleteRenderbuffer(S.__webglDepthRenderbuffer)}const ee=P.textures;for(let pe=0,ce=ee.length;pe<ce;pe++){const ve=n.get(ee[pe]);ve.__webglTexture&&(s.deleteTexture(ve.__webglTexture),o.memory.textures--),n.remove(ee[pe])}n.remove(P)}let M=0;function F(){M=0}function V(){const P=M;return P>=i.maxTextures&&console.warn("THREE.WebGLTextures: Trying to use "+P+" texture units while this GPU supports only "+i.maxTextures),M+=1,P}function G(P){const S=[];return S.push(P.wrapS),S.push(P.wrapT),S.push(P.wrapR||0),S.push(P.magFilter),S.push(P.minFilter),S.push(P.anisotropy),S.push(P.internalFormat),S.push(P.format),S.push(P.type),S.push(P.generateMipmaps),S.push(P.premultiplyAlpha),S.push(P.flipY),S.push(P.unpackAlignment),S.push(P.colorSpace),S.join()}function q(P,S){const ee=n.get(P);if(P.isVideoTexture&&le(P),P.isRenderTargetTexture===!1&&P.version>0&&ee.__version!==P.version){const pe=P.image;if(pe===null)console.warn("THREE.WebGLRenderer: Texture marked for update but no image data found.");else if(pe.complete===!1)console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete");else{ze(ee,P,S);return}}t.bindTexture(s.TEXTURE_2D,ee.__webglTexture,s.TEXTURE0+S)}function ae(P,S){const ee=n.get(P);if(P.version>0&&ee.__version!==P.version){ze(ee,P,S);return}t.bindTexture(s.TEXTURE_2D_ARRAY,ee.__webglTexture,s.TEXTURE0+S)}function Q(P,S){const ee=n.get(P);if(P.version>0&&ee.__version!==P.version){ze(ee,P,S);return}t.bindTexture(s.TEXTURE_3D,ee.__webglTexture,s.TEXTURE0+S)}function oe(P,S){const ee=n.get(P);if(P.version>0&&ee.__version!==P.version){U(ee,P,S);return}t.bindTexture(s.TEXTURE_CUBE_MAP,ee.__webglTexture,s.TEXTURE0+S)}const B={[Mr]:s.REPEAT,[Mn]:s.CLAMP_TO_EDGE,[br]:s.MIRRORED_REPEAT},Me={[Gt]:s.NEAREST,[Qc]:s.NEAREST_MIPMAP_NEAREST,[Ds]:s.NEAREST_MIPMAP_LINEAR,[Ot]:s.LINEAR,[hr]:s.LINEAR_MIPMAP_NEAREST,[zn]:s.LINEAR_MIPMAP_LINEAR},be={[Jf]:s.NEVER,[np]:s.ALWAYS,[Kf]:s.LESS,[lu]:s.LEQUAL,[jf]:s.EQUAL,[tp]:s.GEQUAL,[Qf]:s.GREATER,[ep]:s.NOTEQUAL};function Ae(P,S){if(S.type===gn&&e.has("OES_texture_float_linear")===!1&&(S.magFilter===Ot||S.magFilter===hr||S.magFilter===Ds||S.magFilter===zn||S.minFilter===Ot||S.minFilter===hr||S.minFilter===Ds||S.minFilter===zn)&&console.warn("THREE.WebGLRenderer: Unable to use linear filtering with floating point textures. OES_texture_float_linear not supported on this device."),s.texParameteri(P,s.TEXTURE_WRAP_S,B[S.wrapS]),s.texParameteri(P,s.TEXTURE_WRAP_T,B[S.wrapT]),(P===s.TEXTURE_3D||P===s.TEXTURE_2D_ARRAY)&&s.texParameteri(P,s.TEXTURE_WRAP_R,B[S.wrapR]),s.texParameteri(P,s.TEXTURE_MAG_FILTER,Me[S.magFilter]),s.texParameteri(P,s.TEXTURE_MIN_FILTER,Me[S.minFilter]),S.compareFunction&&(s.texParameteri(P,s.TEXTURE_COMPARE_MODE,s.COMPARE_REF_TO_TEXTURE),s.texParameteri(P,s.TEXTURE_COMPARE_FUNC,be[S.compareFunction])),e.has("EXT_texture_filter_anisotropic")===!0){if(S.magFilter===Gt||S.minFilter!==Ds&&S.minFilter!==zn||S.type===gn&&e.has("OES_texture_float_linear")===!1)return;if(S.anisotropy>1||n.get(S).__currentAnisotropy){const ee=e.get("EXT_texture_filter_anisotropic");s.texParameterf(P,ee.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(S.anisotropy,i.getMaxAnisotropy())),n.get(S).__currentAnisotropy=S.anisotropy}}}function ge(P,S){let ee=!1;P.__webglInit===void 0&&(P.__webglInit=!0,S.addEventListener("dispose",A));const pe=S.source;let ce=d.get(pe);ce===void 0&&(ce={},d.set(pe,ce));const ve=G(S);if(ve!==P.__cacheKey){ce[ve]===void 0&&(ce[ve]={texture:s.createTexture(),usedTimes:0},o.memory.textures++,ee=!0),ce[ve].usedTimes++;const Ve=ce[P.__cacheKey];Ve!==void 0&&(ce[P.__cacheKey].usedTimes--,Ve.usedTimes===0&&I(S)),P.__cacheKey=ve,P.__webglTexture=ce[ve].texture}return ee}function ze(P,S,ee){let pe=s.TEXTURE_2D;(S.isDataArrayTexture||S.isCompressedArrayTexture)&&(pe=s.TEXTURE_2D_ARRAY),S.isData3DTexture&&(pe=s.TEXTURE_3D);const ce=ge(P,S),ve=S.source;t.bindTexture(pe,P.__webglTexture,s.TEXTURE0+ee);const Ve=n.get(ve);if(ve.version!==Ve.__version||ce===!0){t.activeTexture(s.TEXTURE0+ee);const Ee=ht.getPrimaries(ht.workingColorSpace),Te=S.colorSpace===ti?null:ht.getPrimaries(S.colorSpace),Qe=S.colorSpace===ti||Ee===Te?s.NONE:s.BROWSER_DEFAULT_WEBGL;s.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,S.flipY),s.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,S.premultiplyAlpha),s.pixelStorei(s.UNPACK_ALIGNMENT,S.unpackAlignment),s.pixelStorei(s.UNPACK_COLORSPACE_CONVERSION_WEBGL,Qe);let xe=v(S.image,!1,i.maxTextureSize);xe=k(S,xe);const Ue=r.convert(S.format,S.colorSpace),st=r.convert(S.type);let Je=y(S.internalFormat,Ue,st,S.colorSpace,S.isVideoTexture);Ae(pe,S);let Re;const rt=S.mipmaps,at=S.isVideoTexture!==!0,Rt=Ve.__version===void 0||ce===!0,z=ve.dataReady,Ie=x(S,xe);if(S.isDepthTexture)Je=_(S.format===os,S.type),Rt&&(at?t.texStorage2D(s.TEXTURE_2D,1,Je,xe.width,xe.height):t.texImage2D(s.TEXTURE_2D,0,Je,xe.width,xe.height,0,Ue,st,null));else if(S.isDataTexture)if(rt.length>0){at&&Rt&&t.texStorage2D(s.TEXTURE_2D,Ie,Je,rt[0].width,rt[0].height);for(let de=0,_e=rt.length;de<_e;de++)Re=rt[de],at?z&&t.texSubImage2D(s.TEXTURE_2D,de,0,0,Re.width,Re.height,Ue,st,Re.data):t.texImage2D(s.TEXTURE_2D,de,Je,Re.width,Re.height,0,Ue,st,Re.data);S.generateMipmaps=!1}else at?(Rt&&t.texStorage2D(s.TEXTURE_2D,Ie,Je,xe.width,xe.height),z&&t.texSubImage2D(s.TEXTURE_2D,0,0,0,xe.width,xe.height,Ue,st,xe.data)):t.texImage2D(s.TEXTURE_2D,0,Je,xe.width,xe.height,0,Ue,st,xe.data);else if(S.isCompressedTexture)if(S.isCompressedArrayTexture){at&&Rt&&t.texStorage3D(s.TEXTURE_2D_ARRAY,Ie,Je,rt[0].width,rt[0].height,xe.depth);for(let de=0,_e=rt.length;de<_e;de++)if(Re=rt[de],S.format!==un)if(Ue!==null)if(at){if(z)if(S.layerUpdates.size>0){for(const we of S.layerUpdates){const et=Re.width*Re.height;t.compressedTexSubImage3D(s.TEXTURE_2D_ARRAY,de,0,0,we,Re.width,Re.height,1,Ue,Re.data.slice(et*we,et*(we+1)),0,0)}S.clearLayerUpdates()}else t.compressedTexSubImage3D(s.TEXTURE_2D_ARRAY,de,0,0,0,Re.width,Re.height,xe.depth,Ue,Re.data,0,0)}else t.compressedTexImage3D(s.TEXTURE_2D_ARRAY,de,Je,Re.width,Re.height,xe.depth,0,Re.data,0,0);else console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");else at?z&&t.texSubImage3D(s.TEXTURE_2D_ARRAY,de,0,0,0,Re.width,Re.height,xe.depth,Ue,st,Re.data):t.texImage3D(s.TEXTURE_2D_ARRAY,de,Je,Re.width,Re.height,xe.depth,0,Ue,st,Re.data)}else{at&&Rt&&t.texStorage2D(s.TEXTURE_2D,Ie,Je,rt[0].width,rt[0].height);for(let de=0,_e=rt.length;de<_e;de++)Re=rt[de],S.format!==un?Ue!==null?at?z&&t.compressedTexSubImage2D(s.TEXTURE_2D,de,0,0,Re.width,Re.height,Ue,Re.data):t.compressedTexImage2D(s.TEXTURE_2D,de,Je,Re.width,Re.height,0,Re.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):at?z&&t.texSubImage2D(s.TEXTURE_2D,de,0,0,Re.width,Re.height,Ue,st,Re.data):t.texImage2D(s.TEXTURE_2D,de,Je,Re.width,Re.height,0,Ue,st,Re.data)}else if(S.isDataArrayTexture)if(at){if(Rt&&t.texStorage3D(s.TEXTURE_2D_ARRAY,Ie,Je,xe.width,xe.height,xe.depth),z)if(S.layerUpdates.size>0){let de;switch(st){case s.UNSIGNED_BYTE:switch(Ue){case s.ALPHA:de=1;break;case s.LUMINANCE:de=1;break;case s.LUMINANCE_ALPHA:de=2;break;case s.RGB:de=3;break;case s.RGBA:de=4;break;default:throw new Error(`Unknown texel size for format ${Ue}.`)}break;case s.UNSIGNED_SHORT_4_4_4_4:case s.UNSIGNED_SHORT_5_5_5_1:case s.UNSIGNED_SHORT_5_6_5:de=1;break;default:throw new Error(`Unknown texel size for type ${st}.`)}const _e=xe.width*xe.height*de;for(const we of S.layerUpdates)t.texSubImage3D(s.TEXTURE_2D_ARRAY,0,0,0,we,xe.width,xe.height,1,Ue,st,xe.data.slice(_e*we,_e*(we+1)));S.clearLayerUpdates()}else t.texSubImage3D(s.TEXTURE_2D_ARRAY,0,0,0,0,xe.width,xe.height,xe.depth,Ue,st,xe.data)}else t.texImage3D(s.TEXTURE_2D_ARRAY,0,Je,xe.width,xe.height,xe.depth,0,Ue,st,xe.data);else if(S.isData3DTexture)at?(Rt&&t.texStorage3D(s.TEXTURE_3D,Ie,Je,xe.width,xe.height,xe.depth),z&&t.texSubImage3D(s.TEXTURE_3D,0,0,0,0,xe.width,xe.height,xe.depth,Ue,st,xe.data)):t.texImage3D(s.TEXTURE_3D,0,Je,xe.width,xe.height,xe.depth,0,Ue,st,xe.data);else if(S.isFramebufferTexture){if(Rt)if(at)t.texStorage2D(s.TEXTURE_2D,Ie,Je,xe.width,xe.height);else{let de=xe.width,_e=xe.height;for(let we=0;we<Ie;we++)t.texImage2D(s.TEXTURE_2D,we,Je,de,_e,0,Ue,st,null),de>>=1,_e>>=1}}else if(rt.length>0){if(at&&Rt){const de=O(rt[0]);t.texStorage2D(s.TEXTURE_2D,Ie,Je,de.width,de.height)}for(let de=0,_e=rt.length;de<_e;de++)Re=rt[de],at?z&&t.texSubImage2D(s.TEXTURE_2D,de,0,0,Ue,st,Re):t.texImage2D(s.TEXTURE_2D,de,Je,Ue,st,Re);S.generateMipmaps=!1}else if(at){if(Rt){const de=O(xe);t.texStorage2D(s.TEXTURE_2D,Ie,Je,de.width,de.height)}z&&t.texSubImage2D(s.TEXTURE_2D,0,0,0,Ue,st,xe)}else t.texImage2D(s.TEXTURE_2D,0,Je,Ue,st,xe);m(S)&&p(pe),Ve.__version=ve.version,S.onUpdate&&S.onUpdate(S)}P.__version=S.version}function U(P,S,ee){if(S.image.length!==6)return;const pe=ge(P,S),ce=S.source;t.bindTexture(s.TEXTURE_CUBE_MAP,P.__webglTexture,s.TEXTURE0+ee);const ve=n.get(ce);if(ce.version!==ve.__version||pe===!0){t.activeTexture(s.TEXTURE0+ee);const Ve=ht.getPrimaries(ht.workingColorSpace),Ee=S.colorSpace===ti?null:ht.getPrimaries(S.colorSpace),Te=S.colorSpace===ti||Ve===Ee?s.NONE:s.BROWSER_DEFAULT_WEBGL;s.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,S.flipY),s.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,S.premultiplyAlpha),s.pixelStorei(s.UNPACK_ALIGNMENT,S.unpackAlignment),s.pixelStorei(s.UNPACK_COLORSPACE_CONVERSION_WEBGL,Te);const Qe=S.isCompressedTexture||S.image[0].isCompressedTexture,xe=S.image[0]&&S.image[0].isDataTexture,Ue=[];for(let _e=0;_e<6;_e++)!Qe&&!xe?Ue[_e]=v(S.image[_e],!0,i.maxCubemapSize):Ue[_e]=xe?S.image[_e].image:S.image[_e],Ue[_e]=k(S,Ue[_e]);const st=Ue[0],Je=r.convert(S.format,S.colorSpace),Re=r.convert(S.type),rt=y(S.internalFormat,Je,Re,S.colorSpace),at=S.isVideoTexture!==!0,Rt=ve.__version===void 0||pe===!0,z=ce.dataReady;let Ie=x(S,st);Ae(s.TEXTURE_CUBE_MAP,S);let de;if(Qe){at&&Rt&&t.texStorage2D(s.TEXTURE_CUBE_MAP,Ie,rt,st.width,st.height);for(let _e=0;_e<6;_e++){de=Ue[_e].mipmaps;for(let we=0;we<de.length;we++){const et=de[we];S.format!==un?Je!==null?at?z&&t.compressedTexSubImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,we,0,0,et.width,et.height,Je,et.data):t.compressedTexImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,we,rt,et.width,et.height,0,et.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):at?z&&t.texSubImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,we,0,0,et.width,et.height,Je,Re,et.data):t.texImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,we,rt,et.width,et.height,0,Je,Re,et.data)}}}else{if(de=S.mipmaps,at&&Rt){de.length>0&&Ie++;const _e=O(Ue[0]);t.texStorage2D(s.TEXTURE_CUBE_MAP,Ie,rt,_e.width,_e.height)}for(let _e=0;_e<6;_e++)if(xe){at?z&&t.texSubImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,0,0,0,Ue[_e].width,Ue[_e].height,Je,Re,Ue[_e].data):t.texImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,0,rt,Ue[_e].width,Ue[_e].height,0,Je,Re,Ue[_e].data);for(let we=0;we<de.length;we++){const ut=de[we].image[_e].image;at?z&&t.texSubImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,we+1,0,0,ut.width,ut.height,Je,Re,ut.data):t.texImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,we+1,rt,ut.width,ut.height,0,Je,Re,ut.data)}}else{at?z&&t.texSubImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,0,0,0,Je,Re,Ue[_e]):t.texImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,0,rt,Je,Re,Ue[_e]);for(let we=0;we<de.length;we++){const et=de[we];at?z&&t.texSubImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,we+1,0,0,Je,Re,et.image[_e]):t.texImage2D(s.TEXTURE_CUBE_MAP_POSITIVE_X+_e,we+1,rt,Je,Re,et.image[_e])}}}m(S)&&p(s.TEXTURE_CUBE_MAP),ve.__version=ce.version,S.onUpdate&&S.onUpdate(S)}P.__version=S.version}function D(P,S,ee,pe,ce,ve){const Ve=r.convert(ee.format,ee.colorSpace),Ee=r.convert(ee.type),Te=y(ee.internalFormat,Ve,Ee,ee.colorSpace);if(!n.get(S).__hasExternalTextures){const xe=Math.max(1,S.width>>ve),Ue=Math.max(1,S.height>>ve);ce===s.TEXTURE_3D||ce===s.TEXTURE_2D_ARRAY?t.texImage3D(ce,ve,Te,xe,Ue,S.depth,0,Ve,Ee,null):t.texImage2D(ce,ve,Te,xe,Ue,0,Ve,Ee,null)}t.bindFramebuffer(s.FRAMEBUFFER,P),te(S)?a.framebufferTexture2DMultisampleEXT(s.FRAMEBUFFER,pe,ce,n.get(ee).__webglTexture,0,$(S)):(ce===s.TEXTURE_2D||ce>=s.TEXTURE_CUBE_MAP_POSITIVE_X&&ce<=s.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&s.framebufferTexture2D(s.FRAMEBUFFER,pe,ce,n.get(ee).__webglTexture,ve),t.bindFramebuffer(s.FRAMEBUFFER,null)}function R(P,S,ee){if(s.bindRenderbuffer(s.RENDERBUFFER,P),S.depthBuffer){const pe=S.depthTexture,ce=pe&&pe.isDepthTexture?pe.type:null,ve=_(S.stencilBuffer,ce),Ve=S.stencilBuffer?s.DEPTH_STENCIL_ATTACHMENT:s.DEPTH_ATTACHMENT,Ee=$(S);te(S)?a.renderbufferStorageMultisampleEXT(s.RENDERBUFFER,Ee,ve,S.width,S.height):ee?s.renderbufferStorageMultisample(s.RENDERBUFFER,Ee,ve,S.width,S.height):s.renderbufferStorage(s.RENDERBUFFER,ve,S.width,S.height),s.framebufferRenderbuffer(s.FRAMEBUFFER,Ve,s.RENDERBUFFER,P)}else{const pe=S.textures;for(let ce=0;ce<pe.length;ce++){const ve=pe[ce],Ve=r.convert(ve.format,ve.colorSpace),Ee=r.convert(ve.type),Te=y(ve.internalFormat,Ve,Ee,ve.colorSpace),Qe=$(S);ee&&te(S)===!1?s.renderbufferStorageMultisample(s.RENDERBUFFER,Qe,Te,S.width,S.height):te(S)?a.renderbufferStorageMultisampleEXT(s.RENDERBUFFER,Qe,Te,S.width,S.height):s.renderbufferStorage(s.RENDERBUFFER,Te,S.width,S.height)}}s.bindRenderbuffer(s.RENDERBUFFER,null)}function T(P,S){if(S&&S.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(s.FRAMEBUFFER,P),!(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),q(S.depthTexture,0);const pe=n.get(S.depthTexture).__webglTexture,ce=$(S);if(S.depthTexture.format===ts)te(S)?a.framebufferTexture2DMultisampleEXT(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.TEXTURE_2D,pe,0,ce):s.framebufferTexture2D(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.TEXTURE_2D,pe,0);else if(S.depthTexture.format===os)te(S)?a.framebufferTexture2DMultisampleEXT(s.FRAMEBUFFER,s.DEPTH_STENCIL_ATTACHMENT,s.TEXTURE_2D,pe,0,ce):s.framebufferTexture2D(s.FRAMEBUFFER,s.DEPTH_STENCIL_ATTACHMENT,s.TEXTURE_2D,pe,0);else throw new Error("Unknown depthTexture format")}function ie(P){const S=n.get(P),ee=P.isWebGLCubeRenderTarget===!0;if(P.depthTexture&&!S.__autoAllocateDepthBuffer){if(ee)throw new Error("target.depthTexture not supported in Cube render targets");T(S.__webglFramebuffer,P)}else if(ee){S.__webglDepthbuffer=[];for(let pe=0;pe<6;pe++)t.bindFramebuffer(s.FRAMEBUFFER,S.__webglFramebuffer[pe]),S.__webglDepthbuffer[pe]=s.createRenderbuffer(),R(S.__webglDepthbuffer[pe],P,!1)}else t.bindFramebuffer(s.FRAMEBUFFER,S.__webglFramebuffer),S.__webglDepthbuffer=s.createRenderbuffer(),R(S.__webglDepthbuffer,P,!1);t.bindFramebuffer(s.FRAMEBUFFER,null)}function he(P,S,ee){const pe=n.get(P);S!==void 0&&D(pe.__webglFramebuffer,P,P.texture,s.COLOR_ATTACHMENT0,s.TEXTURE_2D,0),ee!==void 0&&ie(P)}function J(P){const S=P.texture,ee=n.get(P),pe=n.get(S);P.addEventListener("dispose",b);const ce=P.textures,ve=P.isWebGLCubeRenderTarget===!0,Ve=ce.length>1;if(Ve||(pe.__webglTexture===void 0&&(pe.__webglTexture=s.createTexture()),pe.__version=S.version,o.memory.textures++),ve){ee.__webglFramebuffer=[];for(let Ee=0;Ee<6;Ee++)if(S.mipmaps&&S.mipmaps.length>0){ee.__webglFramebuffer[Ee]=[];for(let Te=0;Te<S.mipmaps.length;Te++)ee.__webglFramebuffer[Ee][Te]=s.createFramebuffer()}else ee.__webglFramebuffer[Ee]=s.createFramebuffer()}else{if(S.mipmaps&&S.mipmaps.length>0){ee.__webglFramebuffer=[];for(let Ee=0;Ee<S.mipmaps.length;Ee++)ee.__webglFramebuffer[Ee]=s.createFramebuffer()}else ee.__webglFramebuffer=s.createFramebuffer();if(Ve)for(let Ee=0,Te=ce.length;Ee<Te;Ee++){const Qe=n.get(ce[Ee]);Qe.__webglTexture===void 0&&(Qe.__webglTexture=s.createTexture(),o.memory.textures++)}if(P.samples>0&&te(P)===!1){ee.__webglMultisampledFramebuffer=s.createFramebuffer(),ee.__webglColorRenderbuffer=[],t.bindFramebuffer(s.FRAMEBUFFER,ee.__webglMultisampledFramebuffer);for(let Ee=0;Ee<ce.length;Ee++){const Te=ce[Ee];ee.__webglColorRenderbuffer[Ee]=s.createRenderbuffer(),s.bindRenderbuffer(s.RENDERBUFFER,ee.__webglColorRenderbuffer[Ee]);const Qe=r.convert(Te.format,Te.colorSpace),xe=r.convert(Te.type),Ue=y(Te.internalFormat,Qe,xe,Te.colorSpace,P.isXRRenderTarget===!0),st=$(P);s.renderbufferStorageMultisample(s.RENDERBUFFER,st,Ue,P.width,P.height),s.framebufferRenderbuffer(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+Ee,s.RENDERBUFFER,ee.__webglColorRenderbuffer[Ee])}s.bindRenderbuffer(s.RENDERBUFFER,null),P.depthBuffer&&(ee.__webglDepthRenderbuffer=s.createRenderbuffer(),R(ee.__webglDepthRenderbuffer,P,!0)),t.bindFramebuffer(s.FRAMEBUFFER,null)}}if(ve){t.bindTexture(s.TEXTURE_CUBE_MAP,pe.__webglTexture),Ae(s.TEXTURE_CUBE_MAP,S);for(let Ee=0;Ee<6;Ee++)if(S.mipmaps&&S.mipmaps.length>0)for(let Te=0;Te<S.mipmaps.length;Te++)D(ee.__webglFramebuffer[Ee][Te],P,S,s.COLOR_ATTACHMENT0,s.TEXTURE_CUBE_MAP_POSITIVE_X+Ee,Te);else D(ee.__webglFramebuffer[Ee],P,S,s.COLOR_ATTACHMENT0,s.TEXTURE_CUBE_MAP_POSITIVE_X+Ee,0);m(S)&&p(s.TEXTURE_CUBE_MAP),t.unbindTexture()}else if(Ve){for(let Ee=0,Te=ce.length;Ee<Te;Ee++){const Qe=ce[Ee],xe=n.get(Qe);t.bindTexture(s.TEXTURE_2D,xe.__webglTexture),Ae(s.TEXTURE_2D,Qe),D(ee.__webglFramebuffer,P,Qe,s.COLOR_ATTACHMENT0+Ee,s.TEXTURE_2D,0),m(Qe)&&p(s.TEXTURE_2D)}t.unbindTexture()}else{let Ee=s.TEXTURE_2D;if((P.isWebGL3DRenderTarget||P.isWebGLArrayRenderTarget)&&(Ee=P.isWebGL3DRenderTarget?s.TEXTURE_3D:s.TEXTURE_2D_ARRAY),t.bindTexture(Ee,pe.__webglTexture),Ae(Ee,S),S.mipmaps&&S.mipmaps.length>0)for(let Te=0;Te<S.mipmaps.length;Te++)D(ee.__webglFramebuffer[Te],P,S,s.COLOR_ATTACHMENT0,Ee,Te);else D(ee.__webglFramebuffer,P,S,s.COLOR_ATTACHMENT0,Ee,0);m(S)&&p(Ee),t.unbindTexture()}P.depthBuffer&&ie(P)}function L(P){const S=P.textures;for(let ee=0,pe=S.length;ee<pe;ee++){const ce=S[ee];if(m(ce)){const ve=P.isWebGLCubeRenderTarget?s.TEXTURE_CUBE_MAP:s.TEXTURE_2D,Ve=n.get(ce).__webglTexture;t.bindTexture(ve,Ve),p(ve),t.unbindTexture()}}}const X=[],K=[];function H(P){if(P.samples>0){if(te(P)===!1){const S=P.textures,ee=P.width,pe=P.height;let ce=s.COLOR_BUFFER_BIT;const ve=P.stencilBuffer?s.DEPTH_STENCIL_ATTACHMENT:s.DEPTH_ATTACHMENT,Ve=n.get(P),Ee=S.length>1;if(Ee)for(let Te=0;Te<S.length;Te++)t.bindFramebuffer(s.FRAMEBUFFER,Ve.__webglMultisampledFramebuffer),s.framebufferRenderbuffer(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+Te,s.RENDERBUFFER,null),t.bindFramebuffer(s.FRAMEBUFFER,Ve.__webglFramebuffer),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,s.COLOR_ATTACHMENT0+Te,s.TEXTURE_2D,null,0);t.bindFramebuffer(s.READ_FRAMEBUFFER,Ve.__webglMultisampledFramebuffer),t.bindFramebuffer(s.DRAW_FRAMEBUFFER,Ve.__webglFramebuffer);for(let Te=0;Te<S.length;Te++){if(P.resolveDepthBuffer&&(P.depthBuffer&&(ce|=s.DEPTH_BUFFER_BIT),P.stencilBuffer&&P.resolveStencilBuffer&&(ce|=s.STENCIL_BUFFER_BIT)),Ee){s.framebufferRenderbuffer(s.READ_FRAMEBUFFER,s.COLOR_ATTACHMENT0,s.RENDERBUFFER,Ve.__webglColorRenderbuffer[Te]);const Qe=n.get(S[Te]).__webglTexture;s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,s.COLOR_ATTACHMENT0,s.TEXTURE_2D,Qe,0)}s.blitFramebuffer(0,0,ee,pe,0,0,ee,pe,ce,s.NEAREST),l===!0&&(X.length=0,K.length=0,X.push(s.COLOR_ATTACHMENT0+Te),P.depthBuffer&&P.resolveDepthBuffer===!1&&(X.push(ve),K.push(ve),s.invalidateFramebuffer(s.DRAW_FRAMEBUFFER,K)),s.invalidateFramebuffer(s.READ_FRAMEBUFFER,X))}if(t.bindFramebuffer(s.READ_FRAMEBUFFER,null),t.bindFramebuffer(s.DRAW_FRAMEBUFFER,null),Ee)for(let Te=0;Te<S.length;Te++){t.bindFramebuffer(s.FRAMEBUFFER,Ve.__webglMultisampledFramebuffer),s.framebufferRenderbuffer(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0+Te,s.RENDERBUFFER,Ve.__webglColorRenderbuffer[Te]);const Qe=n.get(S[Te]).__webglTexture;t.bindFramebuffer(s.FRAMEBUFFER,Ve.__webglFramebuffer),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,s.COLOR_ATTACHMENT0+Te,s.TEXTURE_2D,Qe,0)}t.bindFramebuffer(s.DRAW_FRAMEBUFFER,Ve.__webglMultisampledFramebuffer)}else if(P.depthBuffer&&P.resolveDepthBuffer===!1&&l){const S=P.stencilBuffer?s.DEPTH_STENCIL_ATTACHMENT:s.DEPTH_ATTACHMENT;s.invalidateFramebuffer(s.DRAW_FRAMEBUFFER,[S])}}}function $(P){return Math.min(i.maxSamples,P.samples)}function te(P){const S=n.get(P);return P.samples>0&&e.has("WEBGL_multisampled_render_to_texture")===!0&&S.__useRenderToTexture!==!1}function le(P){const S=o.render.frame;u.get(P)!==S&&(u.set(P,S),P.update())}function k(P,S){const ee=P.colorSpace,pe=P.format,ce=P.type;return P.isCompressedTexture===!0||P.isVideoTexture===!0||ee!==ci&&ee!==ti&&(ht.getTransfer(ee)===Mt?(pe!==un||ce!==li)&&console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",ee)),S}function O(P){return typeof HTMLImageElement<"u"&&P instanceof HTMLImageElement?(c.width=P.naturalWidth||P.width,c.height=P.naturalHeight||P.height):typeof VideoFrame<"u"&&P instanceof VideoFrame?(c.width=P.displayWidth,c.height=P.displayHeight):(c.width=P.width,c.height=P.height),c}this.allocateTextureUnit=V,this.resetTextureUnits=F,this.setTexture2D=q,this.setTexture2DArray=ae,this.setTexture3D=Q,this.setTextureCube=oe,this.rebindTextures=he,this.setupRenderTarget=J,this.updateRenderTargetMipmap=L,this.updateMultisampleRenderTarget=H,this.setupDepthRenderbuffer=ie,this.setupFrameBufferTexture=D,this.useMultisampledRTT=te}function yp(s,e){function t(n,i=ti){let r;const o=ht.getTransfer(i);if(n===li)return s.UNSIGNED_BYTE;if(n===tu)return s.UNSIGNED_SHORT_4_4_4_4;if(n===nu)return s.UNSIGNED_SHORT_5_5_5_1;if(n===Of)return s.UNSIGNED_INT_5_9_9_9_REV;if(n===Df)return s.BYTE;if(n===Uf)return s.SHORT;if(n===Sr)return s.UNSIGNED_SHORT;if(n===eu)return s.INT;if(n===ss)return s.UNSIGNED_INT;if(n===gn)return s.FLOAT;if(n===Wr)return s.HALF_FLOAT;if(n===Ff)return s.ALPHA;if(n===kf)return s.RGB;if(n===un)return s.RGBA;if(n===Bf)return s.LUMINANCE;if(n===zf)return s.LUMINANCE_ALPHA;if(n===ts)return s.DEPTH_COMPONENT;if(n===os)return s.DEPTH_STENCIL;if(n===iu)return s.RED;if(n===su)return s.RED_INTEGER;if(n===Vf)return s.RG;if(n===ru)return s.RG_INTEGER;if(n===ou)return s.RGBA_INTEGER;if(n===sa||n===ra||n===oa||n===aa)if(o===Mt)if(r=e.get("WEBGL_compressed_texture_s3tc_srgb"),r!==null){if(n===sa)return r.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(n===ra)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(n===oa)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(n===aa)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else return null;else if(r=e.get("WEBGL_compressed_texture_s3tc"),r!==null){if(n===sa)return r.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===ra)return r.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===oa)return r.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===aa)return r.COMPRESSED_RGBA_S3TC_DXT5_EXT}else return null;if(n===ic||n===sc||n===rc||n===oc)if(r=e.get("WEBGL_compressed_texture_pvrtc"),r!==null){if(n===ic)return r.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===sc)return r.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===rc)return r.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===oc)return r.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(n===ac||n===lc||n===cc)if(r=e.get("WEBGL_compressed_texture_etc"),r!==null){if(n===ac||n===lc)return o===Mt?r.COMPRESSED_SRGB8_ETC2:r.COMPRESSED_RGB8_ETC2;if(n===cc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:r.COMPRESSED_RGBA8_ETC2_EAC}else return null;if(n===uc||n===hc||n===dc||n===fc||n===pc||n===mc||n===gc||n===vc||n===_c||n===yc||n===xc||n===Mc||n===bc||n===Sc)if(r=e.get("WEBGL_compressed_texture_astc"),r!==null){if(n===uc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:r.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===hc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:r.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===dc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:r.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===fc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:r.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===pc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:r.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===mc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:r.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===gc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:r.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===vc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:r.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===_c)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:r.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===yc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:r.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===xc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:r.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===Mc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:r.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===bc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:r.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===Sc)return o===Mt?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:r.COMPRESSED_RGBA_ASTC_12x12_KHR}else return null;if(n===la||n===wc||n===Ac)if(r=e.get("EXT_texture_compression_bptc"),r!==null){if(n===la)return o===Mt?r.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:r.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(n===wc)return r.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(n===Ac)return r.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}else return null;if(n===Hf||n===Tc||n===Ec||n===Cc)if(r=e.get("EXT_texture_compression_rgtc"),r!==null){if(n===la)return r.COMPRESSED_RED_RGTC1_EXT;if(n===Tc)return r.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===Ec)return r.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===Cc)return r.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}else return null;return n===rs?s.UNSIGNED_INT_24_8:s[n]!==void 0?s[n]:null}return{convert:t}}class xp extends Ut{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class Fs extends ct{constructor(){super(),this.isGroup=!0,this.type="Group"}}const iM={type:"move"};class Nl{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new Fs,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return this._targetRay===null&&(this._targetRay=new Fs,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new N,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new N),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new Fs,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new N,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new N),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,n){let i=null,r=null,o=null;const a=this._targetRay,l=this._grip,c=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(c&&e.hand){o=!0;for(const v of e.hand.values()){const m=t.getJointPose(v,n),p=this._getHandJoint(c,v);m!==null&&(p.matrix.fromArray(m.transform.matrix),p.matrix.decompose(p.position,p.rotation,p.scale),p.matrixWorldNeedsUpdate=!0,p.jointRadius=m.radius),p.visible=m!==null}const u=c.joints["index-finger-tip"],h=c.joints["thumb-tip"],d=u.position.distanceTo(h.position),f=.02,g=.005;c.inputState.pinching&&d>f+g?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!c.inputState.pinching&&d<=f-g&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else l!==null&&e.gripSpace&&(r=t.getPose(e.gripSpace,n),r!==null&&(l.matrix.fromArray(r.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,r.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(r.linearVelocity)):l.hasLinearVelocity=!1,r.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(r.angularVelocity)):l.hasAngularVelocity=!1));a!==null&&(i=t.getPose(e.targetRaySpace,n),i===null&&r!==null&&(i=r),i!==null&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,i.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(i.linearVelocity)):a.hasLinearVelocity=!1,i.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(i.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(iM)))}return a!==null&&(a.visible=i!==null),l!==null&&(l.visible=r!==null),c!==null&&(c.visible=o!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const n=new Fs;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}const sM=`
void main() {

	gl_Position = vec4( position, 1.0 );

}`,rM=`
uniform sampler2DArray depthColor;
uniform float depthWidth;
uniform float depthHeight;

void main() {

	vec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );

	if ( coord.x >= 1.0 ) {

		gl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;

	} else {

		gl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;

	}

}`;class oM{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(e,t,n){if(this.texture===null){const i=new Pt,r=e.properties.get(i);r.__webglTexture=t.texture,(t.depthNear!=n.depthNear||t.depthFar!=n.depthFar)&&(this.depthNear=t.depthNear,this.depthFar=t.depthFar),this.texture=i}}getMesh(e){if(this.texture!==null&&this.mesh===null){const t=e.cameras[0].viewport,n=new Ln({vertexShader:sM,fragmentShader:rM,uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new Nt(new Xs(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}}class aM extends ui{constructor(e,t){super();const n=this;let i=null,r=1,o=null,a="local-floor",l=1,c=null,u=null,h=null,d=null,f=null,g=null;const v=new oM,m=t.getContextAttributes();let p=null,y=null;const _=[],x=[],A=new se;let b=null;const E=new Ut;E.layers.enable(1),E.viewport=new gt;const I=new Ut;I.layers.enable(2),I.viewport=new gt;const w=[E,I],M=new xp;M.layers.enable(1),M.layers.enable(2);let F=null,V=null;this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(U){let D=_[U];return D===void 0&&(D=new Nl,_[U]=D),D.getTargetRaySpace()},this.getControllerGrip=function(U){let D=_[U];return D===void 0&&(D=new Nl,_[U]=D),D.getGripSpace()},this.getHand=function(U){let D=_[U];return D===void 0&&(D=new Nl,_[U]=D),D.getHandSpace()};function G(U){const D=x.indexOf(U.inputSource);if(D===-1)return;const R=_[D];R!==void 0&&(R.update(U.inputSource,U.frame,c||o),R.dispatchEvent({type:U.type,data:U.inputSource}))}function q(){i.removeEventListener("select",G),i.removeEventListener("selectstart",G),i.removeEventListener("selectend",G),i.removeEventListener("squeeze",G),i.removeEventListener("squeezestart",G),i.removeEventListener("squeezeend",G),i.removeEventListener("end",q),i.removeEventListener("inputsourceschange",ae);for(let U=0;U<_.length;U++){const D=x[U];D!==null&&(x[U]=null,_[U].disconnect(D))}F=null,V=null,v.reset(),e.setRenderTarget(p),f=null,d=null,h=null,i=null,y=null,ze.stop(),n.isPresenting=!1,e.setPixelRatio(b),e.setSize(A.width,A.height,!1),n.dispatchEvent({type:"sessionend"})}this.setFramebufferScaleFactor=function(U){r=U,n.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(U){a=U,n.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return c||o},this.setReferenceSpace=function(U){c=U},this.getBaseLayer=function(){return d!==null?d:f},this.getBinding=function(){return h},this.getFrame=function(){return g},this.getSession=function(){return i},this.setSession=async function(U){if(i=U,i!==null){if(p=e.getRenderTarget(),i.addEventListener("select",G),i.addEventListener("selectstart",G),i.addEventListener("selectend",G),i.addEventListener("squeeze",G),i.addEventListener("squeezestart",G),i.addEventListener("squeezeend",G),i.addEventListener("end",q),i.addEventListener("inputsourceschange",ae),m.xrCompatible!==!0&&await t.makeXRCompatible(),b=e.getPixelRatio(),e.getSize(A),i.renderState.layers===void 0){const D={antialias:m.antialias,alpha:!0,depth:m.depth,stencil:m.stencil,framebufferScaleFactor:r};f=new XRWebGLLayer(i,t,D),i.updateRenderState({baseLayer:f}),e.setPixelRatio(1),e.setSize(f.framebufferWidth,f.framebufferHeight,!1),y=new In(f.framebufferWidth,f.framebufferHeight,{format:un,type:li,colorSpace:e.outputColorSpace,stencilBuffer:m.stencil})}else{let D=null,R=null,T=null;m.depth&&(T=m.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,D=m.stencil?os:ts,R=m.stencil?rs:ss);const ie={colorFormat:t.RGBA8,depthFormat:T,scaleFactor:r};h=new XRWebGLBinding(i,t),d=h.createProjectionLayer(ie),i.updateRenderState({layers:[d]}),e.setPixelRatio(1),e.setSize(d.textureWidth,d.textureHeight,!1),y=new In(d.textureWidth,d.textureHeight,{format:un,type:li,depthTexture:new mu(d.textureWidth,d.textureHeight,R,void 0,void 0,void 0,void 0,void 0,void 0,D),stencilBuffer:m.stencil,colorSpace:e.outputColorSpace,samples:m.antialias?4:0,resolveDepthBuffer:d.ignoreDepthValues===!1})}y.isXRRenderTarget=!0,this.setFoveation(l),c=null,o=await i.requestReferenceSpace(a),ze.setContext(i),ze.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(i!==null)return i.environmentBlendMode};function ae(U){for(let D=0;D<U.removed.length;D++){const R=U.removed[D],T=x.indexOf(R);T>=0&&(x[T]=null,_[T].disconnect(R))}for(let D=0;D<U.added.length;D++){const R=U.added[D];let T=x.indexOf(R);if(T===-1){for(let he=0;he<_.length;he++)if(he>=x.length){x.push(R),T=he;break}else if(x[he]===null){x[he]=R,T=he;break}if(T===-1)break}const ie=_[T];ie&&ie.connect(R)}}const Q=new N,oe=new N;function B(U,D,R){Q.setFromMatrixPosition(D.matrixWorld),oe.setFromMatrixPosition(R.matrixWorld);const T=Q.distanceTo(oe),ie=D.projectionMatrix.elements,he=R.projectionMatrix.elements,J=ie[14]/(ie[10]-1),L=ie[14]/(ie[10]+1),X=(ie[9]+1)/ie[5],K=(ie[9]-1)/ie[5],H=(ie[8]-1)/ie[0],$=(he[8]+1)/he[0],te=J*H,le=J*$,k=T/(-H+$),O=k*-H;D.matrixWorld.decompose(U.position,U.quaternion,U.scale),U.translateX(O),U.translateZ(k),U.matrixWorld.compose(U.position,U.quaternion,U.scale),U.matrixWorldInverse.copy(U.matrixWorld).invert();const P=J+k,S=L+k,ee=te-O,pe=le+(T-O),ce=X*L/S*P,ve=K*L/S*P;U.projectionMatrix.makePerspective(ee,pe,ce,ve,P,S),U.projectionMatrixInverse.copy(U.projectionMatrix).invert()}function Me(U,D){D===null?U.matrixWorld.copy(U.matrix):U.matrixWorld.multiplyMatrices(D.matrixWorld,U.matrix),U.matrixWorldInverse.copy(U.matrixWorld).invert()}this.updateCamera=function(U){if(i===null)return;v.texture!==null&&(U.near=v.depthNear,U.far=v.depthFar),M.near=I.near=E.near=U.near,M.far=I.far=E.far=U.far,(F!==M.near||V!==M.far)&&(i.updateRenderState({depthNear:M.near,depthFar:M.far}),F=M.near,V=M.far,E.near=F,E.far=V,I.near=F,I.far=V,E.updateProjectionMatrix(),I.updateProjectionMatrix(),U.updateProjectionMatrix());const D=U.parent,R=M.cameras;Me(M,D);for(let T=0;T<R.length;T++)Me(R[T],D);R.length===2?B(M,E,I):M.projectionMatrix.copy(E.projectionMatrix),be(U,M,D)};function be(U,D,R){R===null?U.matrix.copy(D.matrixWorld):(U.matrix.copy(R.matrixWorld),U.matrix.invert(),U.matrix.multiply(D.matrixWorld)),U.matrix.decompose(U.position,U.quaternion,U.scale),U.updateMatrixWorld(!0),U.projectionMatrix.copy(D.projectionMatrix),U.projectionMatrixInverse.copy(D.projectionMatrixInverse),U.isPerspectiveCamera&&(U.fov=Vs*2*Math.atan(1/U.projectionMatrix.elements[5]),U.zoom=1)}this.getCamera=function(){return M},this.getFoveation=function(){if(!(d===null&&f===null))return l},this.setFoveation=function(U){l=U,d!==null&&(d.fixedFoveation=U),f!==null&&f.fixedFoveation!==void 0&&(f.fixedFoveation=U)},this.hasDepthSensing=function(){return v.texture!==null},this.getDepthSensingMesh=function(){return v.getMesh(M)};let Ae=null;function ge(U,D){if(u=D.getViewerPose(c||o),g=D,u!==null){const R=u.views;f!==null&&(e.setRenderTargetFramebuffer(y,f.framebuffer),e.setRenderTarget(y));let T=!1;R.length!==M.cameras.length&&(M.cameras.length=0,T=!0);for(let he=0;he<R.length;he++){const J=R[he];let L=null;if(f!==null)L=f.getViewport(J);else{const K=h.getViewSubImage(d,J);L=K.viewport,he===0&&(e.setRenderTargetTextures(y,K.colorTexture,d.ignoreDepthValues?void 0:K.depthStencilTexture),e.setRenderTarget(y))}let X=w[he];X===void 0&&(X=new Ut,X.layers.enable(he),X.viewport=new gt,w[he]=X),X.matrix.fromArray(J.transform.matrix),X.matrix.decompose(X.position,X.quaternion,X.scale),X.projectionMatrix.fromArray(J.projectionMatrix),X.projectionMatrixInverse.copy(X.projectionMatrix).invert(),X.viewport.set(L.x,L.y,L.width,L.height),he===0&&(M.matrix.copy(X.matrix),M.matrix.decompose(M.position,M.quaternion,M.scale)),T===!0&&M.cameras.push(X)}const ie=i.enabledFeatures;if(ie&&ie.includes("depth-sensing")){const he=h.getDepthInformation(R[0]);he&&he.isValid&&he.texture&&v.init(e,he,i.renderState)}}for(let R=0;R<_.length;R++){const T=x[R],ie=_[R];T!==null&&ie!==void 0&&ie.update(T,D,c||o)}Ae&&Ae(U,D),D.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:D}),g=null}const ze=new fp;ze.setAnimationLoop(ge),this.setAnimationLoop=function(U){Ae=U},this.dispose=function(){}}}const Vi=new _n,lM=new qe;function cM(s,e){function t(m,p){m.matrixAutoUpdate===!0&&m.updateMatrix(),p.value.copy(m.matrix)}function n(m,p){p.color.getRGB(m.fogColor.value,cp(s)),p.isFog?(m.fogNear.value=p.near,m.fogFar.value=p.far):p.isFogExp2&&(m.fogDensity.value=p.density)}function i(m,p,y,_,x){p.isMeshBasicMaterial||p.isMeshLambertMaterial?r(m,p):p.isMeshToonMaterial?(r(m,p),h(m,p)):p.isMeshPhongMaterial?(r(m,p),u(m,p)):p.isMeshStandardMaterial?(r(m,p),d(m,p),p.isMeshPhysicalMaterial&&f(m,p,x)):p.isMeshMatcapMaterial?(r(m,p),g(m,p)):p.isMeshDepthMaterial?r(m,p):p.isMeshDistanceMaterial?(r(m,p),v(m,p)):p.isMeshNormalMaterial?r(m,p):p.isLineBasicMaterial?(o(m,p),p.isLineDashedMaterial&&a(m,p)):p.isPointsMaterial?l(m,p,y,_):p.isSpriteMaterial?c(m,p):p.isShadowMaterial?(m.color.value.copy(p.color),m.opacity.value=p.opacity):p.isShaderMaterial&&(p.uniformsNeedUpdate=!1)}function r(m,p){m.opacity.value=p.opacity,p.color&&m.diffuse.value.copy(p.color),p.emissive&&m.emissive.value.copy(p.emissive).multiplyScalar(p.emissiveIntensity),p.map&&(m.map.value=p.map,t(p.map,m.mapTransform)),p.alphaMap&&(m.alphaMap.value=p.alphaMap,t(p.alphaMap,m.alphaMapTransform)),p.bumpMap&&(m.bumpMap.value=p.bumpMap,t(p.bumpMap,m.bumpMapTransform),m.bumpScale.value=p.bumpScale,p.side===nn&&(m.bumpScale.value*=-1)),p.normalMap&&(m.normalMap.value=p.normalMap,t(p.normalMap,m.normalMapTransform),m.normalScale.value.copy(p.normalScale),p.side===nn&&m.normalScale.value.negate()),p.displacementMap&&(m.displacementMap.value=p.displacementMap,t(p.displacementMap,m.displacementMapTransform),m.displacementScale.value=p.displacementScale,m.displacementBias.value=p.displacementBias),p.emissiveMap&&(m.emissiveMap.value=p.emissiveMap,t(p.emissiveMap,m.emissiveMapTransform)),p.specularMap&&(m.specularMap.value=p.specularMap,t(p.specularMap,m.specularMapTransform)),p.alphaTest>0&&(m.alphaTest.value=p.alphaTest);const y=e.get(p),_=y.envMap,x=y.envMapRotation;_&&(m.envMap.value=_,Vi.copy(x),Vi.x*=-1,Vi.y*=-1,Vi.z*=-1,_.isCubeTexture&&_.isRenderTargetTexture===!1&&(Vi.y*=-1,Vi.z*=-1),m.envMapRotation.value.setFromMatrix4(lM.makeRotationFromEuler(Vi)),m.flipEnvMap.value=_.isCubeTexture&&_.isRenderTargetTexture===!1?-1:1,m.reflectivity.value=p.reflectivity,m.ior.value=p.ior,m.refractionRatio.value=p.refractionRatio),p.lightMap&&(m.lightMap.value=p.lightMap,m.lightMapIntensity.value=p.lightMapIntensity,t(p.lightMap,m.lightMapTransform)),p.aoMap&&(m.aoMap.value=p.aoMap,m.aoMapIntensity.value=p.aoMapIntensity,t(p.aoMap,m.aoMapTransform))}function o(m,p){m.diffuse.value.copy(p.color),m.opacity.value=p.opacity,p.map&&(m.map.value=p.map,t(p.map,m.mapTransform))}function a(m,p){m.dashSize.value=p.dashSize,m.totalSize.value=p.dashSize+p.gapSize,m.scale.value=p.scale}function l(m,p,y,_){m.diffuse.value.copy(p.color),m.opacity.value=p.opacity,m.size.value=p.size*y,m.scale.value=_*.5,p.map&&(m.map.value=p.map,t(p.map,m.uvTransform)),p.alphaMap&&(m.alphaMap.value=p.alphaMap,t(p.alphaMap,m.alphaMapTransform)),p.alphaTest>0&&(m.alphaTest.value=p.alphaTest)}function c(m,p){m.diffuse.value.copy(p.color),m.opacity.value=p.opacity,m.rotation.value=p.rotation,p.map&&(m.map.value=p.map,t(p.map,m.mapTransform)),p.alphaMap&&(m.alphaMap.value=p.alphaMap,t(p.alphaMap,m.alphaMapTransform)),p.alphaTest>0&&(m.alphaTest.value=p.alphaTest)}function u(m,p){m.specular.value.copy(p.specular),m.shininess.value=Math.max(p.shininess,1e-4)}function h(m,p){p.gradientMap&&(m.gradientMap.value=p.gradientMap)}function d(m,p){m.metalness.value=p.metalness,p.metalnessMap&&(m.metalnessMap.value=p.metalnessMap,t(p.metalnessMap,m.metalnessMapTransform)),m.roughness.value=p.roughness,p.roughnessMap&&(m.roughnessMap.value=p.roughnessMap,t(p.roughnessMap,m.roughnessMapTransform)),p.envMap&&(m.envMapIntensity.value=p.envMapIntensity)}function f(m,p,y){m.ior.value=p.ior,p.sheen>0&&(m.sheenColor.value.copy(p.sheenColor).multiplyScalar(p.sheen),m.sheenRoughness.value=p.sheenRoughness,p.sheenColorMap&&(m.sheenColorMap.value=p.sheenColorMap,t(p.sheenColorMap,m.sheenColorMapTransform)),p.sheenRoughnessMap&&(m.sheenRoughnessMap.value=p.sheenRoughnessMap,t(p.sheenRoughnessMap,m.sheenRoughnessMapTransform))),p.clearcoat>0&&(m.clearcoat.value=p.clearcoat,m.clearcoatRoughness.value=p.clearcoatRoughness,p.clearcoatMap&&(m.clearcoatMap.value=p.clearcoatMap,t(p.clearcoatMap,m.clearcoatMapTransform)),p.clearcoatRoughnessMap&&(m.clearcoatRoughnessMap.value=p.clearcoatRoughnessMap,t(p.clearcoatRoughnessMap,m.clearcoatRoughnessMapTransform)),p.clearcoatNormalMap&&(m.clearcoatNormalMap.value=p.clearcoatNormalMap,t(p.clearcoatNormalMap,m.clearcoatNormalMapTransform),m.clearcoatNormalScale.value.copy(p.clearcoatNormalScale),p.side===nn&&m.clearcoatNormalScale.value.negate())),p.dispersion>0&&(m.dispersion.value=p.dispersion),p.iridescence>0&&(m.iridescence.value=p.iridescence,m.iridescenceIOR.value=p.iridescenceIOR,m.iridescenceThicknessMinimum.value=p.iridescenceThicknessRange[0],m.iridescenceThicknessMaximum.value=p.iridescenceThicknessRange[1],p.iridescenceMap&&(m.iridescenceMap.value=p.iridescenceMap,t(p.iridescenceMap,m.iridescenceMapTransform)),p.iridescenceThicknessMap&&(m.iridescenceThicknessMap.value=p.iridescenceThicknessMap,t(p.iridescenceThicknessMap,m.iridescenceThicknessMapTransform))),p.transmission>0&&(m.transmission.value=p.transmission,m.transmissionSamplerMap.value=y.texture,m.transmissionSamplerSize.value.set(y.width,y.height),p.transmissionMap&&(m.transmissionMap.value=p.transmissionMap,t(p.transmissionMap,m.transmissionMapTransform)),m.thickness.value=p.thickness,p.thicknessMap&&(m.thicknessMap.value=p.thicknessMap,t(p.thicknessMap,m.thicknessMapTransform)),m.attenuationDistance.value=p.attenuationDistance,m.attenuationColor.value.copy(p.attenuationColor)),p.anisotropy>0&&(m.anisotropyVector.value.set(p.anisotropy*Math.cos(p.anisotropyRotation),p.anisotropy*Math.sin(p.anisotropyRotation)),p.anisotropyMap&&(m.anisotropyMap.value=p.anisotropyMap,t(p.anisotropyMap,m.anisotropyMapTransform))),m.specularIntensity.value=p.specularIntensity,m.specularColor.value.copy(p.specularColor),p.specularColorMap&&(m.specularColorMap.value=p.specularColorMap,t(p.specularColorMap,m.specularColorMapTransform)),p.specularIntensityMap&&(m.specularIntensityMap.value=p.specularIntensityMap,t(p.specularIntensityMap,m.specularIntensityMapTransform))}function g(m,p){p.matcap&&(m.matcap.value=p.matcap)}function v(m,p){const y=e.get(p).light;m.referencePosition.value.setFromMatrixPosition(y.matrixWorld),m.nearDistance.value=y.shadow.camera.near,m.farDistance.value=y.shadow.camera.far}return{refreshFogUniforms:n,refreshMaterialUniforms:i}}function uM(s,e,t,n){let i={},r={},o=[];const a=s.getParameter(s.MAX_UNIFORM_BUFFER_BINDINGS);function l(y,_){const x=_.program;n.uniformBlockBinding(y,x)}function c(y,_){let x=i[y.id];x===void 0&&(g(y),x=u(y),i[y.id]=x,y.addEventListener("dispose",m));const A=_.program;n.updateUBOMapping(y,A);const b=e.render.frame;r[y.id]!==b&&(d(y),r[y.id]=b)}function u(y){const _=h();y.__bindingPointIndex=_;const x=s.createBuffer(),A=y.__size,b=y.usage;return s.bindBuffer(s.UNIFORM_BUFFER,x),s.bufferData(s.UNIFORM_BUFFER,A,b),s.bindBuffer(s.UNIFORM_BUFFER,null),s.bindBufferBase(s.UNIFORM_BUFFER,_,x),x}function h(){for(let y=0;y<a;y++)if(o.indexOf(y)===-1)return o.push(y),y;return console.error("THREE.WebGLRenderer: 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dn,mt=st;if(He!==null&&(dn=S.get(He),mt=Je,mt.setIndex(dn)),Z.isMesh)re.wireframe===!0?($.setLineWidth(re.wireframeLinewidth*J()),mt.setMode(L.LINES)):mt.setMode(L.TRIANGLES);else if(Z.isLine){let We=re.linewidth;We===void 0&&(We=1),$.setLineWidth(We*J()),Z.isLineSegments?mt.setMode(L.LINES):Z.isLineLoop?mt.setMode(L.LINE_LOOP):mt.setMode(L.LINE_STRIP)}else Z.isPoints?mt.setMode(L.POINTS):Z.isSprite&&mt.setMode(L.TRIANGLES);if(Z.isBatchedMesh)Z._multiDrawInstances!==null?mt.renderMultiDrawInstances(Z._multiDrawStarts,Z._multiDrawCounts,Z._multiDrawCount,Z._multiDrawInstances):mt.renderMultiDraw(Z._multiDrawStarts,Z._multiDrawCounts,Z._multiDrawCount);else if(Z.isInstancedMesh)mt.renderInstances(dt,At,Z.count);else if(ne.isInstancedBufferGeometry){const We=ne._maxInstanceCount!==void 0?ne._maxInstanceCount:1/0,jt=Math.min(ne.instanceCount,We);mt.renderInstances(dt,At,jt)}else mt.render(dt,At)};function It(C,W,ne){C.transparent===!0&&C.side===En&&C.forceSinglePass===!1?(C.side=nn,C.needsUpdate=!0,so(C,W,ne),C.side=oi,C.needsUpdate=!0,so(C,W,ne),C.side=En):so(C,W,ne)}this.compile=function(C,W,ne=null){ne===null&&(ne=C),m=Ee.get(ne),m.init(W),y.push(m),ne.traverseVisible(function(Z){Z.isLight&&Z.layers.test(W.layers)&&(m.pushLight(Z),Z.castShadow&&m.pushShadow(Z))}),C!==ne&&C.traverseVisible(function(Z){Z.isLight&&Z.layers.test(W.layers)&&(m.pushLight(Z),Z.castShadow&&m.pushShadow(Z))}),m.setupLights();const re=new Set;return C.traverse(function(Z){const Se=Z.material;if(Se)if(Array.isArray(Se))for(let Le=0;Le<Se.length;Le++){const Oe=Se[Le];It(Oe,ne,Z),re.add(Oe)}else It(Se,ne,Z),re.add(Se)}),y.pop(),m=null,re},this.compileAsync=function(C,W,ne=null){const re=this.compile(C,W,ne);return new Promise(Z=>{function 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Z=C.opaque,Se=C.transmissive,Le=C.transparent;m.setupLightsView(ne),U===!0&&Te.setGlobalState(_.clippingPlanes,ne),re&&$.viewport(M.copy(re)),Z.length>0&&io(Z,W,ne),Se.length>0&&io(Se,W,ne),Le.length>0&&io(Le,W,ne),$.buffers.depth.setTest(!0),$.buffers.depth.setMask(!0),$.buffers.color.setMask(!0),$.setPolygonOffset(!1)}function Zu(C,W,ne,re){if((ne.isScene===!0?ne.overrideMaterial:null)!==null)return;m.state.transmissionRenderTarget[re.id]===void 0&&(m.state.transmissionRenderTarget[re.id]=new In(1,1,{generateMipmaps:!0,type:K.has("EXT_color_buffer_half_float")||K.has("EXT_color_buffer_float")?Wr:li,minFilter:zn,samples:4,stencilBuffer:r,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:ht.workingColorSpace}));const Se=m.state.transmissionRenderTarget[re.id],Le=re.viewport||M;Se.setSize(Le.z,Le.w);const Oe=_.getRenderTarget();_.setRenderTarget(Se),_.getClearColor(G),q=_.getClearAlpha(),q<1&&_.setClearColor(16777215,.5),he?xe.render(ne):_.clear();const He=_.toneMapping;_.toneMapping=Hn;const Ke=re.viewport;if(re.viewport!==void 0&&(re.viewport=void 0),m.setupLightsView(re),U===!0&&Te.setGlobalState(_.clippingPlanes,re),io(C,ne,re),k.updateMultisampleRenderTarget(Se),k.updateRenderTargetMipmap(Se),K.has("WEBGL_multisampled_render_to_texture")===!1){let je=!1;for(let Xe=0,dt=W.length;Xe<dt;Xe++){const wt=W[Xe],At=wt.object,dn=wt.geometry,mt=wt.material,We=wt.group;if(mt.side===En&&At.layers.test(re.layers)){const jt=mt.side;mt.side=nn,mt.needsUpdate=!0,Ju(At,ne,re,dn,mt,We),mt.side=jt,mt.needsUpdate=!0,je=!0}}je===!0&&(k.updateMultisampleRenderTarget(Se),k.updateRenderTargetMipmap(Se))}_.setRenderTarget(Oe),_.setClearColor(G,q),Ke!==void 0&&(re.viewport=Ke),_.toneMapping=He}function io(C,W,ne){const re=W.isScene===!0?W.overrideMaterial:null;for(let Z=0,Se=C.length;Z<Se;Z++){const Le=C[Z],Oe=Le.object,He=Le.geometry,Ke=re===null?Le.material:re,je=Le.group;Oe.layers.test(ne.layers)&&Ju(Oe,W,ne,He,Ke,je)}}function Ju(C,W,ne,re,Z,Se){C.onBeforeRender(_,W,ne,re,Z,Se),C.modelViewMatrix.multiplyMatrices(ne.matrixWorldInverse,C.matrixWorld),C.normalMatrix.getNormalMatrix(C.modelViewMatrix),Z.onBeforeRender(_,W,ne,re,C,Se),Z.transparent===!0&&Z.side===En&&Z.forceSinglePass===!1?(Z.side=nn,Z.needsUpdate=!0,_.renderBufferDirect(ne,W,re,Z,C,Se),Z.side=oi,Z.needsUpdate=!0,_.renderBufferDirect(ne,W,re,Z,C,Se),Z.side=En):_.renderBufferDirect(ne,W,re,Z,C,Se),C.onAfterRender(_,W,ne,re,Z,Se)}function so(C,W,ne){W.isScene!==!0&&(W=ie);const re=le.get(C),Z=m.state.lights,Se=m.state.shadowsArray,Le=Z.state.version,Oe=ce.getParameters(C,Z.state,Se,W,ne),He=ce.getProgramCacheKey(Oe);let Ke=re.programs;re.environment=C.isMeshStandardMaterial?W.environment:null,re.fog=W.fog,re.envMap=(C.isMeshStandardMaterial?P:O).get(C.envMap||re.environment),re.envMapRotation=re.environment!==null&&C.envMap===null?W.environmentRotation:C.envMapRotation,Ke===void 0&&(C.addEventListener("dispose",we),Ke=new Map,re.programs=Ke);let je=Ke.get(He);if(je!==void 0){if(re.currentProgram===je&&re.lightsStateVersion===Le)return ju(C,Oe),je}else Oe.uniforms=ce.getUniforms(C),C.onBuild(ne,Oe,_),C.onBeforeCompile(Oe,_),je=ce.acquireProgram(Oe,He),Ke.set(He,je),re.uniforms=Oe.uniforms;const 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Ku(C){if(C.uniformsList===null){const W=C.currentProgram.getUniforms();C.uniformsList=ua.seqWithValue(W.seq,C.uniforms)}return C.uniformsList}function ju(C,W){const ne=le.get(C);ne.outputColorSpace=W.outputColorSpace,ne.batching=W.batching,ne.batchingColor=W.batchingColor,ne.instancing=W.instancing,ne.instancingColor=W.instancingColor,ne.instancingMorph=W.instancingMorph,ne.skinning=W.skinning,ne.morphTargets=W.morphTargets,ne.morphNormals=W.morphNormals,ne.morphColors=W.morphColors,ne.morphTargetsCount=W.morphTargetsCount,ne.numClippingPlanes=W.numClippingPlanes,ne.numIntersection=W.numClipIntersection,ne.vertexAlphas=W.vertexAlphas,ne.vertexTangents=W.vertexTangents,ne.toneMapping=W.toneMapping}function Fm(C,W,ne,re,Z){W.isScene!==!0&&(W=ie),k.resetTextureUnits();const Se=W.fog,Le=re.isMeshStandardMaterial?W.environment:null,Oe=E===null?_.outputColorSpace:E.isXRRenderTarget===!0?E.texture.colorSpace:ci,He=(re.isMeshStandardMaterial?P:O).get(re.envMap||Le),Ke=re.vertexColors===!0&&!!ne.attributes.color&&ne.attributes.color.itemSize===4,je=!!ne.attributes.tangent&&(!!re.normalMap||re.anisotropy>0),Xe=!!ne.morphAttributes.position,dt=!!ne.morphAttributes.normal,wt=!!ne.morphAttributes.color;let At=Hn;re.toneMapped&&(E===null||E.isXRRenderTarget===!0)&&(At=_.toneMapping);const dn=ne.morphAttributes.position||ne.morphAttributes.normal||ne.morphAttributes.color,mt=dn!==void 0?dn.length:0,We=le.get(re),jt=m.state.lights;if(U===!0&&(D===!0||C!==w)){const yn=C===w&&re.id===I;Te.setState(re,C,yn)}let _t=!1;re.version===We.__version?(We.needsLights&&We.lightsStateVersion!==jt.state.version||We.outputColorSpace!==Oe||Z.isBatchedMesh&&We.batching===!1||!Z.isBatchedMesh&&We.batching===!0||Z.isBatchedMesh&&We.batchingColor===!0&&Z.colorTexture===null||Z.isBatchedMesh&&We.batchingColor===!1&&Z.colorTexture!==null||Z.isInstancedMesh&&We.instancing===!1||!Z.isInstancedMesh&&We.instancing===!0||Z.isSkinnedMesh&&We.skinning===!1||!Z.isSkinnedMesh&&We.skinning===!0||Z.isInstancedMesh&&We.instancingColor===!0&&Z.instanceColor===null||Z.isInstancedMesh&&We.instancingColor===!1&&Z.instanceColor!==null||Z.isInstancedMesh&&We.instancingMorph===!0&&Z.morphTexture===null||Z.isInstancedMesh&&We.instancingMorph===!1&&Z.morphTexture!==null||We.envMap!==He||re.fog===!0&&We.fog!==Se||We.numClippingPlanes!==void 0&&(We.numClippingPlanes!==Te.numPlanes||We.numIntersection!==Te.numIntersection)||We.vertexAlphas!==Ke||We.vertexTangents!==je||We.morphTargets!==Xe||We.morphNormals!==dt||We.morphColors!==wt||We.toneMapping!==At||We.morphTargetsCount!==mt)&&(_t=!0):(_t=!0,We.__version=re.version);let Yn=We.currentProgram;_t===!0&&(Yn=so(re,W,Z));let ro=!1,Ui=!1,ol=!1;const zt=Yn.getUniforms(),pi=We.uniforms;if($.useProgram(Yn.program)&&(ro=!0,Ui=!0,ol=!0),re.id!==I&&(I=re.id,Ui=!0),ro||w!==C){zt.setValue(L,"projectionMatrix",C.projectionMatrix),zt.setValue(L,"viewMatrix",C.matrixWorldInverse);const yn=zt.map.cameraPosition;yn!==void 0&&yn.setValue(L,T.setFromMatrixPosition(C.matrixWorld)),H.logarithmicDepthBuffer&&zt.setValue(L,"logDepthBufFC",2/(Math.log(C.far+1)/Math.LN2)),(re.isMeshPhongMaterial||re.isMeshToonMaterial||re.isMeshLambertMaterial||re.isMeshBasicMaterial||re.isMeshStandardMaterial||re.isShaderMaterial)&&zt.setValue(L,"isOrthographic",C.isOrthographicCamera===!0),w!==C&&(w=C,Ui=!0,ol=!0)}if(Z.isSkinnedMesh){zt.setOptional(L,Z,"bindMatrix"),zt.setOptional(L,Z,"bindMatrixInverse");const yn=Z.skeleton;yn&&(yn.boneTexture===null&&yn.computeBoneTexture(),zt.setValue(L,"boneTexture",yn.boneTexture,k))}Z.isBatchedMesh&&(zt.setOptional(L,Z,"batchingTexture"),zt.setValue(L,"batchingTexture",Z._matricesTexture,k),zt.setOptional(L,Z,"batchingColorTexture"),Z._colorsTexture!==null&&zt.setValue(L,"batchingColorTexture",Z._colorsTexture,k));const al=ne.morphAttributes;if((al.position!==void 0||al.normal!==void 0||al.color!==void 0)&&Ue.update(Z,ne,Yn),(Ui||We.receiveShadow!==Z.receiveShadow)&&(We.receiveShadow=Z.receiveShadow,zt.setValue(L,"receiveShadow",Z.receiveShadow)),re.isMeshGouraudMaterial&&re.envMap!==null&&(pi.envMap.value=He,pi.flipEnvMap.value=He.isCubeTexture&&He.isRenderTargetTexture===!1?-1:1),re.isMeshStandardMaterial&&re.envMap===null&&W.environment!==null&&(pi.envMapIntensity.value=W.environmentIntensity),Ui&&(zt.setValue(L,"toneMappingExposure",_.toneMappingExposure),We.needsLights&&km(pi,ol),Se&&re.fog===!0&&ve.refreshFogUniforms(pi,Se),ve.refreshMaterialUniforms(pi,re,oe,Q,m.state.transmissionRenderTarget[C.id]),ua.upload(L,Ku(We),pi,k)),re.isShaderMaterial&&re.uniformsNeedUpdate===!0&&(ua.upload(L,Ku(We),pi,k),re.uniformsNeedUpdate=!1),re.isSpriteMaterial&&zt.setValue(L,"center",Z.center),zt.setValue(L,"modelViewMatrix",Z.modelViewMatrix),zt.setValue(L,"normalMatrix",Z.normalMatrix),zt.setValue(L,"modelMatrix",Z.matrixWorld),re.isShaderMaterial||re.isRawShaderMaterial){const yn=re.uniformsGroups;for(let ll=0,zm=yn.length;ll<zm;ll++){const Qu=yn[ll];at.update(Qu,Yn),at.bind(Qu,Yn)}}return Yn}function km(C,W){C.ambientLightColor.needsUpdate=W,C.lightProbe.needsUpdate=W,C.directionalLights.needsUpdate=W,C.directionalLightShadows.needsUpdate=W,C.pointLights.needsUpdate=W,C.pointLightShadows.needsUpdate=W,C.spotLights.needsUpdate=W,C.spotLightShadows.needsUpdate=W,C.rectAreaLights.needsUpdate=W,C.hemisphereLights.needsUpdate=W}function Bm(C){return C.isMeshLambertMaterial||C.isMeshToonMaterial||C.isMeshPhongMaterial||C.isMeshStandardMaterial||C.isShadowMaterial||C.isShaderMaterial&&C.lights===!0}this.getActiveCubeFace=function(){return A},this.getActiveMipmapLevel=function(){return b},this.getRenderTarget=function(){return E},this.setRenderTargetTextures=function(C,W,ne){le.get(C.texture).__webglTexture=W,le.get(C.depthTexture).__webglTexture=ne;const re=le.get(C);re.__hasExternalTextures=!0,re.__autoAllocateDepthBuffer=ne===void 0,re.__autoAllocateDepthBuffer||K.has("WEBGL_multisampled_render_to_texture")===!0&&(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),re.__useRenderToTexture=!1)},this.setRenderTargetFramebuffer=function(C,W){const ne=le.get(C);ne.__webglFramebuffer=W,ne.__useDefaultFramebuffer=W===void 0},this.setRenderTarget=function(C,W=0,ne=0){E=C,A=W,b=ne;let re=!0,Z=null,Se=!1,Le=!1;if(C){const He=le.get(C);He.__useDefaultFramebuffer!==void 0?($.bindFramebuffer(L.FRAMEBUFFER,null),re=!1):He.__webglFramebuffer===void 0?k.setupRenderTarget(C):He.__hasExternalTextures&&k.rebindTextures(C,le.get(C.texture).__webglTexture,le.get(C.depthTexture).__webglTexture);const Ke=C.texture;(Ke.isData3DTexture||Ke.isDataArrayTexture||Ke.isCompressedArrayTexture)&&(Le=!0);const je=le.get(C).__webglFramebuffer;C.isWebGLCubeRenderTarget?(Array.isArray(je[W])?Z=je[W][ne]:Z=je[W],Se=!0):C.samples>0&&k.useMultisampledRTT(C)===!1?Z=le.get(C).__webglMultisampledFramebuffer:Array.isArray(je)?Z=je[ne]:Z=je,M.copy(C.viewport),F.copy(C.scissor),V=C.scissorTest}else M.copy(be).multiplyScalar(oe).floor(),F.copy(Ae).multiplyScalar(oe).floor(),V=ge;if($.bindFramebuffer(L.FRAMEBUFFER,Z)&&re&&$.drawBuffers(C,Z),$.viewport(M),$.scissor(F),$.setScissorTest(V),Se){const He=le.get(C.texture);L.framebufferTexture2D(L.FRAMEBUFFER,L.COLOR_ATTACHMENT0,L.TEXTURE_CUBE_MAP_POSITIVE_X+W,He.__webglTexture,ne)}else if(Le){const He=le.get(C.texture),Ke=W||0;L.framebufferTextureLayer(L.FRAMEBUFFER,L.COLOR_ATTACHMENT0,He.__webglTexture,ne||0,Ke)}I=-1},this.readRenderTargetPixels=function(C,W,ne,re,Z,Se,Le){if(!(C&&C.isWebGLRenderTarget)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");return}let Oe=le.get(C).__webglFramebuffer;if(C.isWebGLCubeRenderTarget&&Le!==void 0&&(Oe=Oe[Le]),Oe){$.bindFramebuffer(L.FRAMEBUFFER,Oe);try{const He=C.texture,Ke=He.format,je=He.type;if(!H.textureFormatReadable(Ke)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");return}if(!H.textureTypeReadable(je)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");return}W>=0&&W<=C.width-re&&ne>=0&&ne<=C.height-Z&&L.readPixels(W,ne,re,Z,Re.convert(Ke),Re.convert(je),Se)}finally{const He=E!==null?le.get(E).__webglFramebuffer:null;$.bindFramebuffer(L.FRAMEBUFFER,He)}}},this.readRenderTargetPixelsAsync=async function(C,W,ne,re,Z,Se,Le){if(!(C&&C.isWebGLRenderTarget))throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let Oe=le.get(C).__webglFramebuffer;if(C.isWebGLCubeRenderTarget&&Le!==void 0&&(Oe=Oe[Le]),Oe){$.bindFramebuffer(L.FRAMEBUFFER,Oe);try{const He=C.texture,Ke=He.format,je=He.type;if(!H.textureFormatReadable(Ke))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!H.textureTypeReadable(je))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");if(W>=0&&W<=C.width-re&&ne>=0&&ne<=C.height-Z){const Xe=L.createBuffer();L.bindBuffer(L.PIXEL_PACK_BUFFER,Xe),L.bufferData(L.PIXEL_PACK_BUFFER,Se.byteLength,L.STREAM_READ),L.readPixels(W,ne,re,Z,Re.convert(Ke),Re.convert(je),0),L.flush();const dt=L.fenceSync(L.SYNC_GPU_COMMANDS_COMPLETE,0);await sv(L,dt,4);try{L.bindBuffer(L.PIXEL_PACK_BUFFER,Xe),L.getBufferSubData(L.PIXEL_PACK_BUFFER,0,Se)}finally{L.deleteBuffer(Xe),L.deleteSync(dt)}return Se}}finally{const He=E!==null?le.get(E).__webglFramebuffer:null;$.bindFramebuffer(L.FRAMEBUFFER,He)}}},this.copyFramebufferToTexture=function(C,W=null,ne=0){C.isTexture!==!0&&(console.warn("WebGLRenderer: copyFramebufferToTexture function signature has changed."),W=arguments[0]||null,C=arguments[1]);const re=Math.pow(2,-ne),Z=Math.floor(C.image.width*re),Se=Math.floor(C.image.height*re),Le=W!==null?W.x:0,Oe=W!==null?W.y:0;k.setTexture2D(C,0),L.copyTexSubImage2D(L.TEXTURE_2D,ne,0,0,Le,Oe,Z,Se),$.unbindTexture()},this.copyTextureToTexture=function(C,W,ne=null,re=null,Z=0){C.isTexture!==!0&&(console.warn("WebGLRenderer: copyTextureToTexture function signature has changed."),re=arguments[0]||null,C=arguments[1],W=arguments[2],Z=arguments[3]||0,ne=null);let Se,Le,Oe,He,Ke,je;ne!==null?(Se=ne.max.x-ne.min.x,Le=ne.max.y-ne.min.y,Oe=ne.min.x,He=ne.min.y):(Se=C.image.width,Le=C.image.height,Oe=0,He=0),re!==null?(Ke=re.x,je=re.y):(Ke=0,je=0);const Xe=Re.convert(W.format),dt=Re.convert(W.type);k.setTexture2D(W,0),L.pixelStorei(L.UNPACK_FLIP_Y_WEBGL,W.flipY),L.pixelStorei(L.UNPACK_PREMULTIPLY_ALPHA_WEBGL,W.premultiplyAlpha),L.pixelStorei(L.UNPACK_ALIGNMENT,W.unpackAlignment);const wt=L.getParameter(L.UNPACK_ROW_LENGTH),At=L.getParameter(L.UNPACK_IMAGE_HEIGHT),dn=L.getParameter(L.UNPACK_SKIP_PIXELS),mt=L.getParameter(L.UNPACK_SKIP_ROWS),We=L.getParameter(L.UNPACK_SKIP_IMAGES),jt=C.isCompressedTexture?C.mipmaps[Z]:C.image;L.pixelStorei(L.UNPACK_ROW_LENGTH,jt.width),L.pixelStorei(L.UNPACK_IMAGE_HEIGHT,jt.height),L.pixelStorei(L.UNPACK_SKIP_PIXELS,Oe),L.pixelStorei(L.UNPACK_SKIP_ROWS,He),C.isDataTexture?L.texSubImage2D(L.TEXTURE_2D,Z,Ke,je,Se,Le,Xe,dt,jt.data):C.isCompressedTexture?L.compressedTexSubImage2D(L.TEXTURE_2D,Z,Ke,je,jt.width,jt.height,Xe,jt.data):L.texSubImage2D(L.TEXTURE_2D,Z,Ke,je,Xe,dt,jt),L.pixelStorei(L.UNPACK_ROW_LENGTH,wt),L.pixelStorei(L.UNPACK_IMAGE_HEIGHT,At),L.pixelStorei(L.UNPACK_SKIP_PIXELS,dn),L.pixelStorei(L.UNPACK_SKIP_ROWS,mt),L.pixelStorei(L.UNPACK_SKIP_IMAGES,We),Z===0&&W.generateMipmaps&&L.generateMipmap(L.TEXTURE_2D),$.unbindTexture()},this.copyTextureToTexture3D=function(C,W,ne=null,re=null,Z=0){C.isTexture!==!0&&(console.warn("WebGLRenderer: copyTextureToTexture3D function signature has changed."),ne=arguments[0]||null,re=arguments[1]||null,C=arguments[2],W=arguments[3],Z=arguments[4]||0);let Se,Le,Oe,He,Ke,je,Xe,dt,wt;const At=C.isCompressedTexture?C.mipmaps[Z]:C.image;ne!==null?(Se=ne.max.x-ne.min.x,Le=ne.max.y-ne.min.y,Oe=ne.max.z-ne.min.z,He=ne.min.x,Ke=ne.min.y,je=ne.min.z):(Se=At.width,Le=At.height,Oe=At.depth,He=0,Ke=0,je=0),re!==null?(Xe=re.x,dt=re.y,wt=re.z):(Xe=0,dt=0,wt=0);const dn=Re.convert(W.format),mt=Re.convert(W.type);let We;if(W.isData3DTexture)k.setTexture3D(W,0),We=L.TEXTURE_3D;else if(W.isDataArrayTexture||W.isCompressedArrayTexture)k.setTexture2DArray(W,0),We=L.TEXTURE_2D_ARRAY;else{console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");return}L.pixelStorei(L.UNPACK_FLIP_Y_WEBGL,W.flipY),L.pixelStorei(L.UNPACK_PREMULTIPLY_ALPHA_WEBGL,W.premultiplyAlpha),L.pixelStorei(L.UNPACK_ALIGNMENT,W.unpackAlignment);const jt=L.getParameter(L.UNPACK_ROW_LENGTH),_t=L.getParameter(L.UNPACK_IMAGE_HEIGHT),Yn=L.getParameter(L.UNPACK_SKIP_PIXELS),ro=L.getParameter(L.UNPACK_SKIP_ROWS),Ui=L.getParameter(L.UNPACK_SKIP_IMAGES);L.pixelStorei(L.UNPACK_ROW_LENGTH,At.width),L.pixelStorei(L.UNPACK_IMAGE_HEIGHT,At.height),L.pixelStorei(L.UNPACK_SKIP_PIXELS,He),L.pixelStorei(L.UNPACK_SKIP_ROWS,Ke),L.pixelStorei(L.UNPACK_SKIP_IMAGES,je),C.isDataTexture||C.isData3DTexture?L.texSubImage3D(We,Z,Xe,dt,wt,Se,Le,Oe,dn,mt,At.data):W.isCompressedArrayTexture?L.compressedTexSubImage3D(We,Z,Xe,dt,wt,Se,Le,Oe,dn,At.data):L.texSubImage3D(We,Z,Xe,dt,wt,Se,Le,Oe,dn,mt,At),L.pixelStorei(L.UNPACK_ROW_LENGTH,jt),L.pixelStorei(L.UNPACK_IMAGE_HEIGHT,_t),L.pixelStorei(L.UNPACK_SKIP_PIXELS,Yn),L.pixelStorei(L.UNPACK_SKIP_ROWS,ro),L.pixelStorei(L.UNPACK_SKIP_IMAGES,Ui),Z===0&&W.generateMipmaps&&L.generateMipmap(We),$.unbindTexture()},this.initRenderTarget=function(C){le.get(C).__webglFramebuffer===void 0&&k.setupRenderTarget(C)},this.initTexture=function(C){C.isCubeTexture?k.setTextureCube(C,0):C.isData3DTexture?k.setTexture3D(C,0):C.isDataArrayTexture||C.isCompressedArrayTexture?k.setTexture2DArray(C,0):k.setTexture2D(C,0),$.unbindTexture()},this.resetState=function(){A=0,b=0,E=null,$.reset(),rt.reset()},typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return Vn}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(e){this._outputColorSpace=e;const t=this.getContext();t.drawingBufferColorSpace=e===Ra?"display-p3":"srgb",t.unpackColorSpace=ht.workingColorSpace===$r?"display-p3":"srgb"}}class Ua{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new Pe(e),this.density=t}clone(){return new Ua(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class Oa{constructor(e,t=1,n=1e3){this.isFog=!0,this.name="",this.color=new Pe(e),this.near=t,this.far=n}clone(){return new Oa(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class Fa extends ct{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new _n,this.environmentIntensity=1,this.environmentRotation=new _n,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),e.background!==null&&(this.background=e.background.clone()),e.environment!==null&&(this.environment=e.environment.clone()),e.fog!==null&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class ka{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=Pr,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.version=0,this.uuid=vn()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}get updateRange(){return uu("THREE.InterleavedBuffer: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let i=0,r=this.stride;i<r;i++)this.array[e+i]=t.array[n+i];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=vn()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=vn()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.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 Qt=new N;class as{constructor(e,t,n,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=i}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.count;t<n;t++)Qt.fromBufferAttribute(this,t),Qt.applyMatrix4(e),this.setXYZ(t,Qt.x,Qt.y,Qt.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Qt.fromBufferAttribute(this,t),Qt.applyNormalMatrix(e),this.setXYZ(t,Qt.x,Qt.y,Qt.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Qt.fromBufferAttribute(this,t),Qt.transformDirection(e),this.setXYZ(t,Qt.x,Qt.y,Qt.z);return this}getComponent(e,t){let n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=tn(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=tt(n,this.array)),this.data.array[e*this.data.stride+this.offset+t]=n,this}setX(e,t){return this.normalized&&(t=tt(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=tt(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=tt(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=tt(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=tn(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=tn(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=tn(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=tn(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=tt(t,this.array),n=tt(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=tt(t,this.array),n=tt(n,this.array),i=tt(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this}setXYZW(e,t,n,i,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=tt(t,this.array),n=tt(n,this.array),i=tt(i,this.array),r=tt(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=i,this.data.array[e+3]=r,this}clone(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let r=0;r<this.itemSize;r++)t.push(this.data.array[i+r])}return new pt(new this.array.constructor(t),this.itemSize,this.normalized)}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new as(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let n=0;n<this.count;n++){const i=n*this.data.stride+this.offset;for(let r=0;r<this.itemSize;r++)t.push(this.data.array[i+r])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}class _u extends Kt{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Pe(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}let Cs;const Qs=new N,Ps=new N,Rs=new N,Is=new se,er=new se,Mp=new qe,Co=new N,tr=new N,Po=new N,Hh=new se,Dl=new se,Gh=new se;class bp extends ct{constructor(e=new _u){if(super(),this.isSprite=!0,this.type="Sprite",Cs===void 0){Cs=new it;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),n=new ka(t,5);Cs.setIndex([0,1,2,0,2,3]),Cs.setAttribute("position",new as(n,3,0,!1)),Cs.setAttribute("uv",new as(n,2,3,!1))}this.geometry=Cs,this.material=e,this.center=new se(.5,.5)}raycast(e,t){e.camera===null&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),Ps.setFromMatrixScale(this.matrixWorld),Mp.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),Rs.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&this.material.sizeAttenuation===!1&&Ps.multiplyScalar(-Rs.z);const n=this.material.rotation;let i,r;n!==0&&(r=Math.cos(n),i=Math.sin(n));const o=this.center;Ro(Co.set(-.5,-.5,0),Rs,o,Ps,i,r),Ro(tr.set(.5,-.5,0),Rs,o,Ps,i,r),Ro(Po.set(.5,.5,0),Rs,o,Ps,i,r),Hh.set(0,0),Dl.set(1,0),Gh.set(1,1);let a=e.ray.intersectTriangle(Co,tr,Po,!1,Qs);if(a===null&&(Ro(tr.set(-.5,.5,0),Rs,o,Ps,i,r),Dl.set(0,1),a=e.ray.intersectTriangle(Co,Po,tr,!1,Qs),a===null))return;const l=e.ray.origin.distanceTo(Qs);l<e.near||l>e.far||t.push({distance:l,point:Qs.clone(),uv:mn.getInterpolation(Qs,Co,tr,Po,Hh,Dl,Gh,new se),face:null,object:this})}copy(e,t){return super.copy(e,t),e.center!==void 0&&this.center.copy(e.center),this.material=e.material,this}}function Ro(s,e,t,n,i,r){Is.subVectors(s,t).addScalar(.5).multiply(n),i!==void 0?(er.x=r*Is.x-i*Is.y,er.y=i*Is.x+r*Is.y):er.copy(Is),s.copy(e),s.x+=er.x,s.y+=er.y,s.applyMatrix4(Mp)}const Io=new N,Wh=new N;class Sp extends ct{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let n=0,i=t.length;n<i;n++){const r=t[n];this.addLevel(r.object.clone(),r.distance,r.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e,t=0,n=0){t=Math.abs(t);const i=this.levels;let r;for(r=0;r<i.length&&!(t<i[r].distance);r++);return i.splice(r,0,{distance:t,hysteresis:n,object:e}),this.add(e),this}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let n,i;for(n=1,i=t.length;n<i;n++){let r=t[n].distance;if(t[n].object.visible&&(r-=r*t[n].hysteresis),e<r)break}return t[n-1].object}return null}raycast(e,t){if(this.levels.length>0){Io.setFromMatrixPosition(this.matrixWorld);const i=e.ray.origin.distanceTo(Io);this.getObjectForDistance(i).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){Io.setFromMatrixPosition(e.matrixWorld),Wh.setFromMatrixPosition(this.matrixWorld);const n=Io.distanceTo(Wh)/e.zoom;t[0].object.visible=!0;let i,r;for(i=1,r=t.length;i<r;i++){let o=t[i].distance;if(t[i].object.visible&&(o-=o*t[i].hysteresis),n>=o)t[i-1].object.visible=!1,t[i].object.visible=!0;else break}for(this._currentLevel=i-1;i<r;i++)t[i].object.visible=!1}}toJSON(e){const t=super.toJSON(e);this.autoUpdate===!1&&(t.object.autoUpdate=!1),t.object.levels=[];const n=this.levels;for(let i=0,r=n.length;i<r;i++){const o=n[i];t.object.levels.push({object:o.object.uuid,distance:o.distance,hysteresis:o.hysteresis})}return t}}const $h=new N,Xh=new gt,qh=new gt,hM=new N,Yh=new qe,Lo=new N,Ul=new Zt,Zh=new qe,Ol=new $s;class wp extends Nt{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=nc,this.bindMatrix=new qe,this.bindMatrixInverse=new qe,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new sn),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,Lo),this.boundingBox.expandByPoint(Lo)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new Zt),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,Lo),this.boundingSphere.expandByPoint(Lo)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){const n=this.material,i=this.matrixWorld;n!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Ul.copy(this.boundingSphere),Ul.applyMatrix4(i),e.ray.intersectsSphere(Ul)!==!1&&(Zh.copy(i).invert(),Ol.copy(e.ray).applyMatrix4(Zh),!(this.boundingBox!==null&&Ol.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,Ol)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,t===void 0&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new gt,t=this.geometry.attributes.skinWeight;for(let n=0,i=t.count;n<i;n++){e.fromBufferAttribute(t,n);const r=1/e.manhattanLength();r!==1/0?e.multiplyScalar(r):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===nc?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===Nf?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const n=this.skeleton,i=this.geometry;Xh.fromBufferAttribute(i.attributes.skinIndex,e),qh.fromBufferAttribute(i.attributes.skinWeight,e),$h.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let r=0;r<4;r++){const o=qh.getComponent(r);if(o!==0){const a=Xh.getComponent(r);Yh.multiplyMatrices(n.bones[a].matrixWorld,n.boneInverses[a]),t.addScaledVector(hM.copy($h).applyMatrix4(Yh),o)}}return t.applyMatrix4(this.bindMatrixInverse)}}class yu extends ct{constructor(){super(),this.isBone=!0,this.type="Bone"}}class ri extends Pt{constructor(e=null,t=1,n=1,i,r,o,a,l,c=Gt,u=Gt,h,d){super(null,o,a,l,c,u,i,r,h,d),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Jh=new qe,dM=new qe;class Ba{constructor(e=[],t=[]){this.uuid=vn(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(e.length*16),t.length===0)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let n=0,i=this.bones.length;n<i;n++)this.boneInverses.push(new qe)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const n=new qe;this.bones[e]&&n.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(n)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&n.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const n=this.bones[e];n&&(n.parent&&n.parent.isBone?(n.matrix.copy(n.parent.matrixWorld).invert(),n.matrix.multiply(n.matrixWorld)):n.matrix.copy(n.matrixWorld),n.matrix.decompose(n.position,n.quaternion,n.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,i=this.boneTexture;for(let r=0,o=e.length;r<o;r++){const a=e[r]?e[r].matrixWorld:dM;Jh.multiplyMatrices(a,t[r]),Jh.toArray(n,r*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new Ba(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(this.bones.length*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const n=new ri(t,e,e,un,gn);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const i=this.bones[t];if(i.name===e)return i}}dispose(){this.boneTexture!==null&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,i=e.bones.length;n<i;n++){const r=e.bones[n];let o=t[r];o===void 0&&(console.warn("THREE.Skeleton: No bone found with UUID:",r),o=new yu),this.bones.push(o),this.boneInverses.push(new qe().fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,n=this.boneInverses;for(let i=0,r=t.length;i<r;i++){const o=t[i];e.bones.push(o.uuid);const a=n[i];e.boneInverses.push(a.toArray())}return e}}class Gs extends pt{constructor(e,t,n,i=1){super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=i}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const Ls=new qe,Kh=new qe,No=[],jh=new sn,fM=new qe,nr=new Nt,ir=new Zt;class Ap extends Nt{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new Gs(new Float32Array(n*16),16),this.instanceColor=null,this.morphTexture=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let i=0;i<n;i++)this.setMatrixAt(i,fM)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new sn),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Ls),jh.copy(e.boundingBox).applyMatrix4(Ls),this.boundingBox.union(jh)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new Zt),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Ls),ir.copy(e.boundingSphere).applyMatrix4(Ls),this.boundingSphere.union(ir)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),e.morphTexture!==null&&(this.morphTexture=e.morphTexture.clone()),e.instanceColor!==null&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,e*16)}getMorphAt(e,t){const n=t.morphTargetInfluences,i=this.morphTexture.source.data.data,r=n.length+1,o=e*r+1;for(let a=0;a<n.length;a++)n[a]=i[o+a]}raycast(e,t){const n=this.matrixWorld,i=this.count;if(nr.geometry=this.geometry,nr.material=this.material,nr.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),ir.copy(this.boundingSphere),ir.applyMatrix4(n),e.ray.intersectsSphere(ir)!==!1))for(let r=0;r<i;r++){this.getMatrixAt(r,Ls),Kh.multiplyMatrices(n,Ls),nr.matrixWorld=Kh,nr.raycast(e,No);for(let o=0,a=No.length;o<a;o++){const l=No[o];l.instanceId=r,l.object=this,t.push(l)}No.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new Gs(new Float32Array(this.instanceMatrix.count*3),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}setMorphAt(e,t){const n=t.morphTargetInfluences,i=n.length+1;this.morphTexture===null&&(this.morphTexture=new ri(new Float32Array(i*this.count),i,this.count,iu,gn));const r=this.morphTexture.source.data.data;let o=0;for(let c=0;c<n.length;c++)o+=n[c];const a=this.geometry.morphTargetsRelative?1:1-o,l=i*e;r[l]=a,r.set(n,l+1)}updateMorphTargets(){}dispose(){return this.dispatchEvent({type:"dispose"}),this.morphTexture!==null&&(this.morphTexture.dispose(),this.morphTexture=null),this}}function pM(s,e){return s.z-e.z}function mM(s,e){return e.z-s.z}class gM{constructor(){this.index=0,this.pool=[],this.list=[]}push(e,t){const n=this.pool,i=this.list;this.index>=n.length&&n.push({start:-1,count:-1,z:-1});const r=n[this.index];i.push(r),this.index++,r.start=e.start,r.count=e.count,r.z=t}reset(){this.list.length=0,this.index=0}}const Ns="batchId",Mi=new qe,Fl=new qe,vM=new qe,_M=new Pe(1,1,1),Qh=new qe,kl=new Yr,Do=new sn,Hi=new Zt,sr=new N,ed=new N,yM=new N,Bl=new gM,Yt=new Nt,Uo=[];function xM(s,e,t=0){const n=e.itemSize;if(s.isInterleavedBufferAttribute||s.array.constructor!==e.array.constructor){const i=s.count;for(let r=0;r<i;r++)for(let o=0;o<n;o++)e.setComponent(r+t,o,s.getComponent(r,o))}else e.array.set(s.array,t*n);e.needsUpdate=!0}class Tp extends Nt{get maxGeometryCount(){return this._maxGeometryCount}constructor(e,t,n=t*2,i){super(new it,i),this.isBatchedMesh=!0,this.perObjectFrustumCulled=!0,this.sortObjects=!0,this.boundingBox=null,this.boundingSphere=null,this.customSort=null,this._drawRanges=[],this._reservedRanges=[],this._visibility=[],this._active=[],this._bounds=[],this._maxGeometryCount=e,this._maxVertexCount=t,this._maxIndexCount=n,this._geometryInitialized=!1,this._geometryCount=0,this._multiDrawCounts=new Int32Array(e),this._multiDrawStarts=new Int32Array(e),this._multiDrawCount=0,this._multiDrawInstances=null,this._visibilityChanged=!0,this._matricesTexture=null,this._initMatricesTexture(),this._colorsTexture=null}_initMatricesTexture(){let e=Math.sqrt(this._maxGeometryCount*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4),n=new ri(t,e,e,un,gn);this._matricesTexture=n}_initColorsTexture(){let e=Math.sqrt(this._maxGeometryCount);e=Math.ceil(e);const t=new Float32Array(e*e*4).fill(1),n=new ri(t,e,e,un,gn);n.colorSpace=ht.workingColorSpace,this._colorsTexture=n}_initializeGeometry(e){const t=this.geometry,n=this._maxVertexCount,i=this._maxGeometryCount,r=this._maxIndexCount;if(this._geometryInitialized===!1){for(const a in e.attributes){const l=e.getAttribute(a),{array:c,itemSize:u,normalized:h}=l,d=new c.constructor(n*u),f=new pt(d,u,h);t.setAttribute(a,f)}if(e.getIndex()!==null){const a=n>65536?new Uint32Array(r):new Uint16Array(r);t.setIndex(new pt(a,1))}const o=i>65536?new Uint32Array(n):new Uint16Array(n);t.setAttribute(Ns,new pt(o,1)),this._geometryInitialized=!0}}_validateGeometry(e){if(e.getAttribute(Ns))throw new Error(`BatchedMesh: Geometry cannot use attribute "${Ns}"`);const t=this.geometry;if(!!e.getIndex()!=!!t.getIndex())throw new Error('BatchedMesh: All geometries must consistently have "index".');for(const n in t.attributes){if(n===Ns)continue;if(!e.hasAttribute(n))throw new Error(`BatchedMesh: Added geometry missing "${n}". All geometries must have consistent attributes.`);const i=e.getAttribute(n),r=t.getAttribute(n);if(i.itemSize!==r.itemSize||i.normalized!==r.normalized)throw new Error("BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}setCustomSort(e){return this.customSort=e,this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new sn);const e=this._geometryCount,t=this.boundingBox,n=this._active;t.makeEmpty();for(let i=0;i<e;i++)n[i]!==!1&&(this.getMatrixAt(i,Mi),this.getBoundingBoxAt(i,Do).applyMatrix4(Mi),t.union(Do))}computeBoundingSphere(){this.boundingSphere===null&&(this.boundingSphere=new Zt);const e=this._geometryCount,t=this.boundingSphere,n=this._active;t.makeEmpty();for(let i=0;i<e;i++)n[i]!==!1&&(this.getMatrixAt(i,Mi),this.getBoundingSphereAt(i,Hi).applyMatrix4(Mi),t.union(Hi))}addGeometry(e,t=-1,n=-1){if(this._initializeGeometry(e),this._validateGeometry(e),this._geometryCount>=this._maxGeometryCount)throw new Error("BatchedMesh: Maximum geometry count reached.");const i={vertexStart:-1,vertexCount:-1,indexStart:-1,indexCount:-1};let r=null;const o=this._reservedRanges,a=this._drawRanges,l=this._bounds;this._geometryCount!==0&&(r=o[o.length-1]),t===-1?i.vertexCount=e.getAttribute("position").count:i.vertexCount=t,r===null?i.vertexStart=0:i.vertexStart=r.vertexStart+r.vertexCount;const c=e.getIndex(),u=c!==null;if(u&&(n===-1?i.indexCount=c.count:i.indexCount=n,r===null?i.indexStart=0:i.indexStart=r.indexStart+r.indexCount),i.indexStart!==-1&&i.indexStart+i.indexCount>this._maxIndexCount||i.vertexStart+i.vertexCount>this._maxVertexCount)throw new Error("BatchedMesh: Reserved space request exceeds the maximum buffer size.");const h=this._visibility,d=this._active,f=this._matricesTexture,g=this._matricesTexture.image.data,v=this._colorsTexture;h.push(!0),d.push(!0);const m=this._geometryCount;this._geometryCount++,vM.toArray(g,m*16),f.needsUpdate=!0,v!==null&&(_M.toArray(v.image.data,m*4),v.needsUpdate=!0),o.push(i),a.push({start:u?i.indexStart:i.vertexStart,count:-1}),l.push({boxInitialized:!1,box:new sn,sphereInitialized:!1,sphere:new Zt});const p=this.geometry.getAttribute(Ns);for(let y=0;y<i.vertexCount;y++)p.setX(i.vertexStart+y,m);return p.needsUpdate=!0,this.setGeometryAt(m,e),m}setGeometryAt(e,t){if(e>=this._geometryCount)throw new Error("BatchedMesh: Maximum geometry count reached.");this._validateGeometry(t);const n=this.geometry,i=n.getIndex()!==null,r=n.getIndex(),o=t.getIndex(),a=this._reservedRanges[e];if(i&&o.count>a.indexCount||t.attributes.position.count>a.vertexCount)throw new Error("BatchedMesh: Reserved space not large enough for provided geometry.");const l=a.vertexStart,c=a.vertexCount;for(const f in n.attributes){if(f===Ns)continue;const g=t.getAttribute(f),v=n.getAttribute(f);xM(g,v,l);const m=g.itemSize;for(let p=g.count,y=c;p<y;p++){const _=l+p;for(let x=0;x<m;x++)v.setComponent(_,x,0)}v.needsUpdate=!0,v.addUpdateRange(l*m,c*m)}if(i){const f=a.indexStart;for(let g=0;g<o.count;g++)r.setX(f+g,l+o.getX(g));for(let g=o.count,v=a.indexCount;g<v;g++)r.setX(f+g,l);r.needsUpdate=!0,r.addUpdateRange(f,a.indexCount)}const u=this._bounds[e];t.boundingBox!==null?(u.box.copy(t.boundingBox),u.boxInitialized=!0):u.boxInitialized=!1,t.boundingSphere!==null?(u.sphere.copy(t.boundingSphere),u.sphereInitialized=!0):u.sphereInitialized=!1;const h=this._drawRanges[e],d=t.getAttribute("position");return h.count=i?o.count:d.count,this._visibilityChanged=!0,e}deleteGeometry(e){const t=this._active;return e>=t.length||t[e]===!1?this:(t[e]=!1,this._visibilityChanged=!0,this)}getInstanceCountAt(e){return this._multiDrawInstances===null?null:this._multiDrawInstances[e]}setInstanceCountAt(e,t){return this._multiDrawInstances===null&&(this._multiDrawInstances=new Int32Array(this._maxGeometryCount).fill(1)),this._multiDrawInstances[e]=t,e}getBoundingBoxAt(e,t){if(this._active[e]===!1)return null;const i=this._bounds[e],r=i.box,o=this.geometry;if(i.boxInitialized===!1){r.makeEmpty();const a=o.index,l=o.attributes.position,c=this._drawRanges[e];for(let u=c.start,h=c.start+c.count;u<h;u++){let d=u;a&&(d=a.getX(d)),r.expandByPoint(sr.fromBufferAttribute(l,d))}i.boxInitialized=!0}return t.copy(r),t}getBoundingSphereAt(e,t){if(this._active[e]===!1)return null;const i=this._bounds[e],r=i.sphere,o=this.geometry;if(i.sphereInitialized===!1){r.makeEmpty(),this.getBoundingBoxAt(e,Do),Do.getCenter(r.center);const a=o.index,l=o.attributes.position,c=this._drawRanges[e];let u=0;for(let h=c.start,d=c.start+c.count;h<d;h++){let f=h;a&&(f=a.getX(f)),sr.fromBufferAttribute(l,f),u=Math.max(u,r.center.distanceToSquared(sr))}r.radius=Math.sqrt(u),i.sphereInitialized=!0}return t.copy(r),t}setMatrixAt(e,t){const n=this._active,i=this._matricesTexture,r=this._matricesTexture.image.data,o=this._geometryCount;return e>=o||n[e]===!1?this:(t.toArray(r,e*16),i.needsUpdate=!0,this)}getMatrixAt(e,t){const n=this._active,i=this._matricesTexture.image.data,r=this._geometryCount;return e>=r||n[e]===!1?null:t.fromArray(i,e*16)}setColorAt(e,t){this._colorsTexture===null&&this._initColorsTexture();const n=this._active,i=this._colorsTexture,r=this._colorsTexture.image.data,o=this._geometryCount;return e>=o||n[e]===!1?this:(t.toArray(r,e*4),i.needsUpdate=!0,this)}getColorAt(e,t){const n=this._active,i=this._colorsTexture.image.data,r=this._geometryCount;return e>=r||n[e]===!1?null:t.fromArray(i,e*4)}setVisibleAt(e,t){const n=this._visibility,i=this._active,r=this._geometryCount;return e>=r||i[e]===!1||n[e]===t?this:(n[e]=t,this._visibilityChanged=!0,this)}getVisibleAt(e){const t=this._visibility,n=this._active,i=this._geometryCount;return e>=i||n[e]===!1?!1:t[e]}raycast(e,t){const n=this._visibility,i=this._active,r=this._drawRanges,o=this._geometryCount,a=this.matrixWorld,l=this.geometry;Yt.material=this.material,Yt.geometry.index=l.index,Yt.geometry.attributes=l.attributes,Yt.geometry.boundingBox===null&&(Yt.geometry.boundingBox=new sn),Yt.geometry.boundingSphere===null&&(Yt.geometry.boundingSphere=new Zt);for(let c=0;c<o;c++){if(!n[c]||!i[c])continue;const u=r[c];Yt.geometry.setDrawRange(u.start,u.count),this.getMatrixAt(c,Yt.matrixWorld).premultiply(a),this.getBoundingBoxAt(c,Yt.geometry.boundingBox),this.getBoundingSphereAt(c,Yt.geometry.boundingSphere),Yt.raycast(e,Uo);for(let h=0,d=Uo.length;h<d;h++){const f=Uo[h];f.object=this,f.batchId=c,t.push(f)}Uo.length=0}Yt.material=null,Yt.geometry.index=null,Yt.geometry.attributes={},Yt.geometry.setDrawRange(0,1/0)}copy(e){return super.copy(e),this.geometry=e.geometry.clone(),this.perObjectFrustumCulled=e.perObjectFrustumCulled,this.sortObjects=e.sortObjects,this.boundingBox=e.boundingBox!==null?e.boundingBox.clone():null,this.boundingSphere=e.boundingSphere!==null?e.boundingSphere.clone():null,this._drawRanges=e._drawRanges.map(t=>({...t})),this._reservedRanges=e._reservedRanges.map(t=>({...t})),this._visibility=e._visibility.slice(),this._active=e._active.slice(),this._bounds=e._bounds.map(t=>({boxInitialized:t.boxInitialized,box:t.box.clone(),sphereInitialized:t.sphereInitialized,sphere:t.sphere.clone()})),this._maxGeometryCount=e._maxGeometryCount,this._maxVertexCount=e._maxVertexCount,this._maxIndexCount=e._maxIndexCount,this._geometryInitialized=e._geometryInitialized,this._geometryCount=e._geometryCount,this._multiDrawCounts=e._multiDrawCounts.slice(),this._multiDrawStarts=e._multiDrawStarts.slice(),this._matricesTexture=e._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.slice(),this._colorsTexture!==null&&(this._colorsTexture=e._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.slice()),this}dispose(){return this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._colorsTexture!==null&&(this._colorsTexture.dispose(),this._colorsTexture=null),this}onBeforeRender(e,t,n,i,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const o=i.getIndex(),a=o===null?1:o.array.BYTES_PER_ELEMENT,l=this._active,c=this._visibility,u=this._multiDrawStarts,h=this._multiDrawCounts,d=this._drawRanges,f=this.perObjectFrustumCulled;f&&(Qh.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse).multiply(this.matrixWorld),kl.setFromProjectionMatrix(Qh,e.coordinateSystem));let g=0;if(this.sortObjects){Fl.copy(this.matrixWorld).invert(),sr.setFromMatrixPosition(n.matrixWorld).applyMatrix4(Fl),ed.set(0,0,-1).transformDirection(n.matrixWorld).transformDirection(Fl);for(let p=0,y=c.length;p<y;p++)if(c[p]&&l[p]){this.getMatrixAt(p,Mi),this.getBoundingSphereAt(p,Hi).applyMatrix4(Mi);let _=!1;if(f&&(_=!kl.intersectsSphere(Hi)),!_){const x=yM.subVectors(Hi.center,sr).dot(ed);Bl.push(d[p],x)}}const v=Bl.list,m=this.customSort;m===null?v.sort(r.transparent?mM:pM):m.call(this,v,n);for(let p=0,y=v.length;p<y;p++){const _=v[p];u[g]=_.start*a,h[g]=_.count,g++}Bl.reset()}else for(let v=0,m=c.length;v<m;v++)if(c[v]&&l[v]){let p=!1;if(f&&(this.getMatrixAt(v,Mi),this.getBoundingSphereAt(v,Hi).applyMatrix4(Mi),p=!kl.intersectsSphere(Hi)),!p){const y=d[v];u[g]=y.start*a,h[g]=y.count,g++}}this._multiDrawCount=g,this._visibilityChanged=!1}onBeforeShadow(e,t,n,i,r,o){this.onBeforeRender(e,null,i,r,o)}}class rn extends Kt{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Pe(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const xa=new N,Ma=new N,td=new qe,rr=new $s,Oo=new Zt,zl=new N,nd=new N;class Pi extends ct{constructor(e=new it,t=new rn){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[0];for(let i=1,r=t.count;i<r;i++)xa.fromBufferAttribute(t,i-1),Ma.fromBufferAttribute(t,i),n[i]=n[i-1],n[i]+=xa.distanceTo(Ma);e.setAttribute("lineDistance",new Ne(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Line.threshold,o=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),Oo.copy(n.boundingSphere),Oo.applyMatrix4(i),Oo.radius+=r,e.ray.intersectsSphere(Oo)===!1)return;td.copy(i).invert(),rr.copy(e.ray).applyMatrix4(td);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),l=a*a,c=this.isLineSegments?2:1,u=n.index,d=n.attributes.position;if(u!==null){const f=Math.max(0,o.start),g=Math.min(u.count,o.start+o.count);for(let v=f,m=g-1;v<m;v+=c){const p=u.getX(v),y=u.getX(v+1),_=Fo(this,e,rr,l,p,y);_&&t.push(_)}if(this.isLineLoop){const v=u.getX(g-1),m=u.getX(f),p=Fo(this,e,rr,l,v,m);p&&t.push(p)}}else{const f=Math.max(0,o.start),g=Math.min(d.count,o.start+o.count);for(let v=f,m=g-1;v<m;v+=c){const p=Fo(this,e,rr,l,v,v+1);p&&t.push(p)}if(this.isLineLoop){const v=Fo(this,e,rr,l,g-1,f);v&&t.push(v)}}}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,o=i.length;r<o;r++){const a=i[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=r}}}}}function Fo(s,e,t,n,i,r){const o=s.geometry.attributes.position;if(xa.fromBufferAttribute(o,i),Ma.fromBufferAttribute(o,r),t.distanceSqToSegment(xa,Ma,zl,nd)>n)return;zl.applyMatrix4(s.matrixWorld);const l=e.ray.origin.distanceTo(zl);if(!(l<e.near||l>e.far))return{distance:l,point:nd.clone().applyMatrix4(s.matrixWorld),index:i,face:null,faceIndex:null,object:s}}const id=new N,sd=new N;class qn extends Pi{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,n=[];for(let i=0,r=t.count;i<r;i+=2)id.fromBufferAttribute(t,i),sd.fromBufferAttribute(t,i+1),n[i]=i===0?0:n[i-1],n[i+1]=n[i]+id.distanceTo(sd);e.setAttribute("lineDistance",new Ne(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class Ep extends Pi{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class xu extends Kt{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Pe(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const rd=new qe,Nc=new $s,ko=new Zt,Bo=new N;class Cp extends ct{constructor(e=new it,t=new xu){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,i=this.matrixWorld,r=e.params.Points.threshold,o=n.drawRange;if(n.boundingSphere===null&&n.computeBoundingSphere(),ko.copy(n.boundingSphere),ko.applyMatrix4(i),ko.radius+=r,e.ray.intersectsSphere(ko)===!1)return;rd.copy(i).invert(),Nc.copy(e.ray).applyMatrix4(rd);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),l=a*a,c=n.index,h=n.attributes.position;if(c!==null){const d=Math.max(0,o.start),f=Math.min(c.count,o.start+o.count);for(let g=d,v=f;g<v;g++){const m=c.getX(g);Bo.fromBufferAttribute(h,m),od(Bo,m,l,i,e,t,this)}}else{const d=Math.max(0,o.start),f=Math.min(h.count,o.start+o.count);for(let g=d,v=f;g<v;g++)Bo.fromBufferAttribute(h,g),od(Bo,g,l,i,e,t,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const i=t[n[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,o=i.length;r<o;r++){const a=i[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=r}}}}}function od(s,e,t,n,i,r,o){const a=Nc.distanceSqToPoint(s);if(a<t){const l=new N;Nc.closestPointToPoint(s,l),l.applyMatrix4(n);const c=i.ray.origin.distanceTo(l);if(c<i.near||c>i.far)return;r.push({distance:c,distanceToRay:Math.sqrt(a),point:l,index:e,face:null,object:o})}}class MM extends Pt{constructor(e,t,n,i,r,o,a,l,c){super(e,t,n,i,r,o,a,l,c),this.isVideoTexture=!0,this.minFilter=o!==void 0?o:Ot,this.magFilter=r!==void 0?r:Ot,this.generateMipmaps=!1;const u=this;function h(){u.needsUpdate=!0,e.requestVideoFrameCallback(h)}"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback(h)}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;"requestVideoFrameCallback"in e===!1&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class bM extends Pt{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=Gt,this.minFilter=Gt,this.generateMipmaps=!1,this.needsUpdate=!0}}class za extends Pt{constructor(e,t,n,i,r,o,a,l,c,u,h,d){super(null,o,a,l,c,u,i,r,h,d),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class SM extends za{constructor(e,t,n,i,r,o){super(e,t,n,r,o),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=Mn,this.layerUpdates=new Set}addLayerUpdates(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class wM extends za{constructor(e,t,n){super(void 0,e[0].width,e[0].height,t,n,ai),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class AM extends Pt{constructor(e,t,n,i,r,o,a,l,c){super(e,t,n,i,r,o,a,l,c),this.isCanvasTexture=!0,this.needsUpdate=!0}}class Dn{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,i=this.getPoint(0),r=0;t.push(0);for(let o=1;o<=e;o++)n=this.getPoint(o/e),r+=n.distanceTo(i),t.push(r),i=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const n=this.getLengths();let i=0;const r=n.length;let o;t?o=t:o=e*n[r-1];let a=0,l=r-1,c;for(;a<=l;)if(i=Math.floor(a+(l-a)/2),c=n[i]-o,c<0)a=i+1;else if(c>0)l=i-1;else{l=i;break}if(i=l,n[i]===o)return i/(r-1);const u=n[i],d=n[i+1]-u,f=(o-u)/d;return(i+f)/(r-1)}getTangent(e,t){let i=e-1e-4,r=e+1e-4;i<0&&(i=0),r>1&&(r=1);const o=this.getPoint(i),a=this.getPoint(r),l=t||(o.isVector2?new se:new N);return l.copy(a).sub(o).normalize(),l}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t){const n=new N,i=[],r=[],o=[],a=new N,l=new qe;for(let f=0;f<=e;f++){const g=f/e;i[f]=this.getTangentAt(g,new N)}r[0]=new N,o[0]=new N;let c=Number.MAX_VALUE;const u=Math.abs(i[0].x),h=Math.abs(i[0].y),d=Math.abs(i[0].z);u<=c&&(c=u,n.set(1,0,0)),h<=c&&(c=h,n.set(0,1,0)),d<=c&&n.set(0,0,1),a.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],a),o[0].crossVectors(i[0],r[0]);for(let f=1;f<=e;f++){if(r[f]=r[f-1].clone(),o[f]=o[f-1].clone(),a.crossVectors(i[f-1],i[f]),a.length()>Number.EPSILON){a.normalize();const g=Math.acos(Et(i[f-1].dot(i[f]),-1,1));r[f].applyMatrix4(l.makeRotationAxis(a,g))}o[f].crossVectors(i[f],r[f])}if(t===!0){let f=Math.acos(Et(r[0].dot(r[e]),-1,1));f/=e,i[0].dot(a.crossVectors(r[0],r[e]))>0&&(f=-f);for(let g=1;g<=e;g++)r[g].applyMatrix4(l.makeRotationAxis(i[g],f*g)),o[g].crossVectors(i[g],r[g])}return{tangents:i,normals:r,binormals:o}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class Va extends Dn{constructor(e=0,t=0,n=1,i=1,r=0,o=Math.PI*2,a=!1,l=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=o,this.aClockwise=a,this.aRotation=l}getPoint(e,t=new se){const n=t,i=Math.PI*2;let r=this.aEndAngle-this.aStartAngle;const o=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=i;for(;r>i;)r-=i;r<Number.EPSILON&&(o?r=0:r=i),this.aClockwise===!0&&!o&&(r===i?r=-i:r=r-i);const a=this.aStartAngle+e*r;let l=this.aX+this.xRadius*Math.cos(a),c=this.aY+this.yRadius*Math.sin(a);if(this.aRotation!==0){const u=Math.cos(this.aRotation),h=Math.sin(this.aRotation),d=l-this.aX,f=c-this.aY;l=d*u-f*h+this.aX,c=d*h+f*u+this.aY}return n.set(l,c)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class Pp extends Va{constructor(e,t,n,i,r,o){super(e,t,n,n,i,r,o),this.isArcCurve=!0,this.type="ArcCurve"}}function Mu(){let s=0,e=0,t=0,n=0;function i(r,o,a,l){s=r,e=a,t=-3*r+3*o-2*a-l,n=2*r-2*o+a+l}return{initCatmullRom:function(r,o,a,l,c){i(o,a,c*(a-r),c*(l-o))},initNonuniformCatmullRom:function(r,o,a,l,c,u,h){let d=(o-r)/c-(a-r)/(c+u)+(a-o)/u,f=(a-o)/u-(l-o)/(u+h)+(l-a)/h;d*=u,f*=u,i(o,a,d,f)},calc:function(r){const o=r*r,a=o*r;return s+e*r+t*o+n*a}}}const zo=new N,Vl=new Mu,Hl=new Mu,Gl=new Mu;class Rp extends Dn{constructor(e=[],t=!1,n="centripetal",i=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=i}getPoint(e,t=new N){const n=t,i=this.points,r=i.length,o=(r-(this.closed?0:1))*e;let a=Math.floor(o),l=o-a;this.closed?a+=a>0?0:(Math.floor(Math.abs(a)/r)+1)*r:l===0&&a===r-1&&(a=r-2,l=1);let c,u;this.closed||a>0?c=i[(a-1)%r]:(zo.subVectors(i[0],i[1]).add(i[0]),c=zo);const h=i[a%r],d=i[(a+1)%r];if(this.closed||a+2<r?u=i[(a+2)%r]:(zo.subVectors(i[r-1],i[r-2]).add(i[r-1]),u=zo),this.curveType==="centripetal"||this.curveType==="chordal"){const f=this.curveType==="chordal"?.5:.25;let g=Math.pow(c.distanceToSquared(h),f),v=Math.pow(h.distanceToSquared(d),f),m=Math.pow(d.distanceToSquared(u),f);v<1e-4&&(v=1),g<1e-4&&(g=v),m<1e-4&&(m=v),Vl.initNonuniformCatmullRom(c.x,h.x,d.x,u.x,g,v,m),Hl.initNonuniformCatmullRom(c.y,h.y,d.y,u.y,g,v,m),Gl.initNonuniformCatmullRom(c.z,h.z,d.z,u.z,g,v,m)}else this.curveType==="catmullrom"&&(Vl.initCatmullRom(c.x,h.x,d.x,u.x,this.tension),Hl.initCatmullRom(c.y,h.y,d.y,u.y,this.tension),Gl.initCatmullRom(c.z,h.z,d.z,u.z,this.tension));return n.set(Vl.calc(l),Hl.calc(l),Gl.calc(l)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new N().fromArray(i))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function ad(s,e,t,n,i){const r=(n-e)*.5,o=(i-t)*.5,a=s*s,l=s*a;return(2*t-2*n+r+o)*l+(-3*t+3*n-2*r-o)*a+r*s+t}function TM(s,e){const t=1-s;return t*t*e}function EM(s,e){return 2*(1-s)*s*e}function CM(s,e){return s*s*e}function fr(s,e,t,n){return TM(s,e)+EM(s,t)+CM(s,n)}function PM(s,e){const t=1-s;return t*t*t*e}function RM(s,e){const t=1-s;return 3*t*t*s*e}function IM(s,e){return 3*(1-s)*s*s*e}function LM(s,e){return s*s*s*e}function pr(s,e,t,n,i){return PM(s,e)+RM(s,t)+IM(s,n)+LM(s,i)}class bu extends Dn{constructor(e=new se,t=new se,n=new se,i=new se){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new se){const n=t,i=this.v0,r=this.v1,o=this.v2,a=this.v3;return n.set(pr(e,i.x,r.x,o.x,a.x),pr(e,i.y,r.y,o.y,a.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Ip extends Dn{constructor(e=new N,t=new N,n=new N,i=new N){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=i}getPoint(e,t=new N){const n=t,i=this.v0,r=this.v1,o=this.v2,a=this.v3;return n.set(pr(e,i.x,r.x,o.x,a.x),pr(e,i.y,r.y,o.y,a.y),pr(e,i.z,r.z,o.z,a.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Su extends Dn{constructor(e=new se,t=new se){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new se){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new se){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Lp extends Dn{constructor(e=new N,t=new N){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new N){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new N){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class wu extends Dn{constructor(e=new se,t=new se,n=new se){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new se){const n=t,i=this.v0,r=this.v1,o=this.v2;return n.set(fr(e,i.x,r.x,o.x),fr(e,i.y,r.y,o.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Au extends Dn{constructor(e=new N,t=new N,n=new N){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new N){const n=t,i=this.v0,r=this.v1,o=this.v2;return n.set(fr(e,i.x,r.x,o.x),fr(e,i.y,r.y,o.y),fr(e,i.z,r.z,o.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Tu extends Dn{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new se){const n=t,i=this.points,r=(i.length-1)*e,o=Math.floor(r),a=r-o,l=i[o===0?o:o-1],c=i[o],u=i[o>i.length-2?i.length-1:o+1],h=i[o>i.length-3?i.length-1:o+2];return n.set(ad(a,l.x,c.x,u.x,h.x),ad(a,l.y,c.y,u.y,h.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(i.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const i=this.points[t];e.points.push(i.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const i=e.points[t];this.points.push(new se().fromArray(i))}return this}}var ba=Object.freeze({__proto__:null,ArcCurve:Pp,CatmullRomCurve3:Rp,CubicBezierCurve:bu,CubicBezierCurve3:Ip,EllipseCurve:Va,LineCurve:Su,LineCurve3:Lp,QuadraticBezierCurve:wu,QuadraticBezierCurve3:Au,SplineCurve:Tu});class Np extends Dn{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(e){this.curves.push(e)}closePath(){const e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);if(!e.equals(t)){const n=e.isVector2===!0?"LineCurve":"LineCurve3";this.curves.push(new ba[n](t,e))}return this}getPoint(e,t){const n=e*this.getLength(),i=this.getCurveLengths();let r=0;for(;r<i.length;){if(i[r]>=n){const o=i[r]-n,a=this.curves[r],l=a.getLength(),c=l===0?0:1-o/l;return a.getPointAt(c,t)}r++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,i=this.curves.length;n<i;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let n;for(let i=0,r=this.curves;i<r.length;i++){const o=r[i],a=o.isEllipseCurve?e*2:o.isLineCurve||o.isLineCurve3?1:o.isSplineCurve?e*o.points.length:e,l=o.getPoints(a);for(let c=0;c<l.length;c++){const u=l[c];n&&n.equals(u)||(t.push(u),n=u)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(i.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const i=this.curves[t];e.curves.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const i=e.curves[t];this.curves.push(new ba[i.type]().fromJSON(i))}return this}}class Ti extends Np{constructor(e){super(),this.type="Path",this.currentPoint=new se,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const n=new Su(this.currentPoint.clone(),new se(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,i){const r=new wu(this.currentPoint.clone(),new se(e,t),new se(n,i));return this.curves.push(r),this.currentPoint.set(n,i),this}bezierCurveTo(e,t,n,i,r,o){const a=new bu(this.currentPoint.clone(),new se(e,t),new se(n,i),new se(r,o));return this.curves.push(a),this.currentPoint.set(r,o),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new Tu(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,i,r,o){const a=this.currentPoint.x,l=this.currentPoint.y;return this.absarc(e+a,t+l,n,i,r,o),this}absarc(e,t,n,i,r,o){return this.absellipse(e,t,n,n,i,r,o),this}ellipse(e,t,n,i,r,o,a,l){const c=this.currentPoint.x,u=this.currentPoint.y;return this.absellipse(e+c,t+u,n,i,r,o,a,l),this}absellipse(e,t,n,i,r,o,a,l){const c=new Va(e,t,n,i,r,o,a,l);if(this.curves.length>0){const h=c.getPoint(0);h.equals(this.currentPoint)||this.lineTo(h.x,h.y)}this.curves.push(c);const u=c.getPoint(1);return this.currentPoint.copy(u),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class Zr extends it{constructor(e=[new se(0,-.5),new se(.5,0),new se(0,.5)],t=12,n=0,i=Math.PI*2){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:i},t=Math.floor(t),i=Et(i,0,Math.PI*2);const r=[],o=[],a=[],l=[],c=[],u=1/t,h=new N,d=new se,f=new N,g=new N,v=new N;let m=0,p=0;for(let y=0;y<=e.length-1;y++)switch(y){case 0:m=e[y+1].x-e[y].x,p=e[y+1].y-e[y].y,f.x=p*1,f.y=-m,f.z=p*0,v.copy(f),f.normalize(),l.push(f.x,f.y,f.z);break;case e.length-1:l.push(v.x,v.y,v.z);break;default:m=e[y+1].x-e[y].x,p=e[y+1].y-e[y].y,f.x=p*1,f.y=-m,f.z=p*0,g.copy(f),f.x+=v.x,f.y+=v.y,f.z+=v.z,f.normalize(),l.push(f.x,f.y,f.z),v.copy(g)}for(let y=0;y<=t;y++){const _=n+y*u*i,x=Math.sin(_),A=Math.cos(_);for(let b=0;b<=e.length-1;b++){h.x=e[b].x*x,h.y=e[b].y,h.z=e[b].x*A,o.push(h.x,h.y,h.z),d.x=y/t,d.y=b/(e.length-1),a.push(d.x,d.y);const E=l[3*b+0]*x,I=l[3*b+1],w=l[3*b+0]*A;c.push(E,I,w)}}for(let y=0;y<t;y++)for(let _=0;_<e.length-1;_++){const x=_+y*e.length,A=x,b=x+e.length,E=x+e.length+1,I=x+1;r.push(A,b,I),r.push(E,I,b)}this.setIndex(r),this.setAttribute("position",new Ne(o,3)),this.setAttribute("uv",new Ne(a,2)),this.setAttribute("normal",new Ne(c,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Zr(e.points,e.segments,e.phiStart,e.phiLength)}}class Ha extends Zr{constructor(e=1,t=1,n=4,i=8){const r=new Ti;r.absarc(0,-t/2,e,Math.PI*1.5,0),r.absarc(0,t/2,e,0,Math.PI*.5),super(r.getPoints(n),i),this.type="CapsuleGeometry",this.parameters={radius:e,length:t,capSegments:n,radialSegments:i}}static fromJSON(e){return new Ha(e.radius,e.length,e.capSegments,e.radialSegments)}}class Ga extends it{constructor(e=1,t=32,n=0,i=Math.PI*2){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:i},t=Math.max(3,t);const r=[],o=[],a=[],l=[],c=new N,u=new se;o.push(0,0,0),a.push(0,0,1),l.push(.5,.5);for(let h=0,d=3;h<=t;h++,d+=3){const f=n+h/t*i;c.x=e*Math.cos(f),c.y=e*Math.sin(f),o.push(c.x,c.y,c.z),a.push(0,0,1),u.x=(o[d]/e+1)/2,u.y=(o[d+1]/e+1)/2,l.push(u.x,u.y)}for(let h=1;h<=t;h++)r.push(h,h+1,0);this.setIndex(r),this.setAttribute("position",new Ne(o,3)),this.setAttribute("normal",new Ne(a,3)),this.setAttribute("uv",new Ne(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ga(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class Ys extends it{constructor(e=1,t=1,n=1,i=32,r=1,o=!1,a=0,l=Math.PI*2){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:i,heightSegments:r,openEnded:o,thetaStart:a,thetaLength:l};const c=this;i=Math.floor(i),r=Math.floor(r);const u=[],h=[],d=[],f=[];let g=0;const v=[],m=n/2;let p=0;y(),o===!1&&(e>0&&_(!0),t>0&&_(!1)),this.setIndex(u),this.setAttribute("position",new Ne(h,3)),this.setAttribute("normal",new Ne(d,3)),this.setAttribute("uv",new Ne(f,2));function y(){const x=new N,A=new N;let b=0;const E=(t-e)/n;for(let I=0;I<=r;I++){const w=[],M=I/r,F=M*(t-e)+e;for(let V=0;V<=i;V++){const G=V/i,q=G*l+a,ae=Math.sin(q),Q=Math.cos(q);A.x=F*ae,A.y=-M*n+m,A.z=F*Q,h.push(A.x,A.y,A.z),x.set(ae,E,Q).normalize(),d.push(x.x,x.y,x.z),f.push(G,1-M),w.push(g++)}v.push(w)}for(let I=0;I<i;I++)for(let w=0;w<r;w++){const M=v[w][I],F=v[w+1][I],V=v[w+1][I+1],G=v[w][I+1];u.push(M,F,G),u.push(F,V,G),b+=6}c.addGroup(p,b,0),p+=b}function _(x){const A=g,b=new se,E=new N;let I=0;const w=x===!0?e:t,M=x===!0?1:-1;for(let V=1;V<=i;V++)h.push(0,m*M,0),d.push(0,M,0),f.push(.5,.5),g++;const F=g;for(let V=0;V<=i;V++){const q=V/i*l+a,ae=Math.cos(q),Q=Math.sin(q);E.x=w*Q,E.y=m*M,E.z=w*ae,h.push(E.x,E.y,E.z),d.push(0,M,0),b.x=ae*.5+.5,b.y=Q*.5*M+.5,f.push(b.x,b.y),g++}for(let V=0;V<i;V++){const G=A+V,q=F+V;x===!0?u.push(q,q+1,G):u.push(q+1,q,G),I+=3}c.addGroup(p,I,x===!0?1:2),p+=I}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ys(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Wa extends Ys{constructor(e=1,t=1,n=32,i=1,r=!1,o=0,a=Math.PI*2){super(0,e,t,n,i,r,o,a),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:o,thetaLength:a}}static fromJSON(e){return new Wa(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Li extends it{constructor(e=[],t=[],n=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:n,detail:i};const r=[],o=[];a(i),c(n),u(),this.setAttribute("position",new Ne(r,3)),this.setAttribute("normal",new Ne(r.slice(),3)),this.setAttribute("uv",new Ne(o,2)),i===0?this.computeVertexNormals():this.normalizeNormals();function a(y){const _=new N,x=new N,A=new N;for(let b=0;b<t.length;b+=3)f(t[b+0],_),f(t[b+1],x),f(t[b+2],A),l(_,x,A,y)}function l(y,_,x,A){const b=A+1,E=[];for(let I=0;I<=b;I++){E[I]=[];const w=y.clone().lerp(x,I/b),M=_.clone().lerp(x,I/b),F=b-I;for(let V=0;V<=F;V++)V===0&&I===b?E[I][V]=w:E[I][V]=w.clone().lerp(M,V/F)}for(let I=0;I<b;I++)for(let w=0;w<2*(b-I)-1;w++){const M=Math.floor(w/2);w%2===0?(d(E[I][M+1]),d(E[I+1][M]),d(E[I][M])):(d(E[I][M+1]),d(E[I+1][M+1]),d(E[I+1][M]))}}function c(y){const _=new N;for(let x=0;x<r.length;x+=3)_.x=r[x+0],_.y=r[x+1],_.z=r[x+2],_.normalize().multiplyScalar(y),r[x+0]=_.x,r[x+1]=_.y,r[x+2]=_.z}function u(){const y=new N;for(let _=0;_<r.length;_+=3){y.x=r[_+0],y.y=r[_+1],y.z=r[_+2];const x=m(y)/2/Math.PI+.5,A=p(y)/Math.PI+.5;o.push(x,1-A)}g(),h()}function h(){for(let y=0;y<o.length;y+=6){const _=o[y+0],x=o[y+2],A=o[y+4],b=Math.max(_,x,A),E=Math.min(_,x,A);b>.9&&E<.1&&(_<.2&&(o[y+0]+=1),x<.2&&(o[y+2]+=1),A<.2&&(o[y+4]+=1))}}function d(y){r.push(y.x,y.y,y.z)}function f(y,_){const x=y*3;_.x=e[x+0],_.y=e[x+1],_.z=e[x+2]}function g(){const y=new N,_=new N,x=new N,A=new N,b=new se,E=new se,I=new se;for(let w=0,M=0;w<r.length;w+=9,M+=6){y.set(r[w+0],r[w+1],r[w+2]),_.set(r[w+3],r[w+4],r[w+5]),x.set(r[w+6],r[w+7],r[w+8]),b.set(o[M+0],o[M+1]),E.set(o[M+2],o[M+3]),I.set(o[M+4],o[M+5]),A.copy(y).add(_).add(x).divideScalar(3);const F=m(A);v(b,M+0,y,F),v(E,M+2,_,F),v(I,M+4,x,F)}}function v(y,_,x,A){A<0&&y.x===1&&(o[_]=y.x-1),x.x===0&&x.z===0&&(o[_]=A/2/Math.PI+.5)}function m(y){return Math.atan2(y.z,-y.x)}function p(y){return Math.atan2(-y.y,Math.sqrt(y.x*y.x+y.z*y.z))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Li(e.vertices,e.indices,e.radius,e.details)}}class $a extends Li{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2,i=1/n,r=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i],o=[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9];super(r,o,e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new $a(e.radius,e.detail)}}const Vo=new N,Ho=new N,Wl=new N,Go=new mn;class Dp extends it{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},e!==null){const i=Math.pow(10,4),r=Math.cos(ns*t),o=e.getIndex(),a=e.getAttribute("position"),l=o?o.count:a.count,c=[0,0,0],u=["a","b","c"],h=new Array(3),d={},f=[];for(let g=0;g<l;g+=3){o?(c[0]=o.getX(g),c[1]=o.getX(g+1),c[2]=o.getX(g+2)):(c[0]=g,c[1]=g+1,c[2]=g+2);const{a:v,b:m,c:p}=Go;if(v.fromBufferAttribute(a,c[0]),m.fromBufferAttribute(a,c[1]),p.fromBufferAttribute(a,c[2]),Go.getNormal(Wl),h[0]=`${Math.round(v.x*i)},${Math.round(v.y*i)},${Math.round(v.z*i)}`,h[1]=`${Math.round(m.x*i)},${Math.round(m.y*i)},${Math.round(m.z*i)}`,h[2]=`${Math.round(p.x*i)},${Math.round(p.y*i)},${Math.round(p.z*i)}`,!(h[0]===h[1]||h[1]===h[2]||h[2]===h[0]))for(let y=0;y<3;y++){const _=(y+1)%3,x=h[y],A=h[_],b=Go[u[y]],E=Go[u[_]],I=`${x}_${A}`,w=`${A}_${x}`;w in d&&d[w]?(Wl.dot(d[w].normal)<=r&&(f.push(b.x,b.y,b.z),f.push(E.x,E.y,E.z)),d[w]=null):I in d||(d[I]={index0:c[y],index1:c[_],normal:Wl.clone()})}}for(const g in d)if(d[g]){const{index0:v,index1:m}=d[g];Vo.fromBufferAttribute(a,v),Ho.fromBufferAttribute(a,m),f.push(Vo.x,Vo.y,Vo.z),f.push(Ho.x,Ho.y,Ho.z)}this.setAttribute("position",new Ne(f,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}class Ei extends Ti{constructor(e){super(e),this.uuid=vn(),this.type="Shape",this.holes=[]}getPointsHoles(e){const t=[];for(let n=0,i=this.holes.length;n<i;n++)t[n]=this.holes[n].getPoints(e);return t}extractPoints(e){return{shape:this.getPoints(e),holes:this.getPointsHoles(e)}}copy(e){super.copy(e),this.holes=[];for(let t=0,n=e.holes.length;t<n;t++){const i=e.holes[t];this.holes.push(i.clone())}return this}toJSON(){const e=super.toJSON();e.uuid=this.uuid,e.holes=[];for(let t=0,n=this.holes.length;t<n;t++){const i=this.holes[t];e.holes.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.uuid=e.uuid,this.holes=[];for(let t=0,n=e.holes.length;t<n;t++){const i=e.holes[t];this.holes.push(new Ti().fromJSON(i))}return this}}const NM={triangulate:function(s,e,t=2){const n=e&&e.length,i=n?e[0]*t:s.length;let r=Up(s,0,i,t,!0);const o=[];if(!r||r.next===r.prev)return o;let 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s.next.i!==e.i&&s.prev.i!==e.i&&!qM(s,e)&&(Nr(s,e)&&Nr(e,s)&&YM(s,e)&&(St(s.prev,s,e.prev)||St(s,e.prev,e))||Xa(s,e)&&St(s.prev,s,s.next)>0&&St(e.prev,e,e.next)>0)}function St(s,e,t){return(e.y-s.y)*(t.x-e.x)-(e.x-s.x)*(t.y-e.y)}function Xa(s,e){return s.x===e.x&&s.y===e.y}function Op(s,e,t,n){const i=$o(St(s,e,t)),r=$o(St(s,e,n)),o=$o(St(t,n,s)),a=$o(St(t,n,e));return!!(i!==r&&o!==a||i===0&&Wo(s,t,e)||r===0&&Wo(s,n,e)||o===0&&Wo(t,s,n)||a===0&&Wo(t,e,n))}function Wo(s,e,t){return e.x<=Math.max(s.x,t.x)&&e.x>=Math.min(s.x,t.x)&&e.y<=Math.max(s.y,t.y)&&e.y>=Math.min(s.y,t.y)}function $o(s){return s>0?1:s<0?-1:0}function qM(s,e){let t=s;do{if(t.i!==s.i&&t.next.i!==s.i&&t.i!==e.i&&t.next.i!==e.i&&Op(t,t.next,s,e))return!0;t=t.next}while(t!==s);return!1}function Nr(s,e){return St(s.prev,s,s.next)<0?St(s,e,s.next)>=0&&St(s,s.prev,e)>=0:St(s,e,s.prev)<0||St(s,s.next,e)<0}function YM(s,e){let t=s,n=!1;const i=(s.x+e.x)/2,r=(s.y+e.y)/2;do 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o=e.length;t.forEach(cd);for(let l=0;l<t.length;l++)i.push(o),o+=t[l].length,ud(n,t[l]);const a=NM.triangulate(n,i);for(let l=0;l<a.length;l+=3)r.push(a.slice(l,l+3));return r}}function cd(s){const e=s.length;e>2&&s[e-1].equals(s[0])&&s.pop()}function ud(s,e){for(let t=0;t<e.length;t++)s.push(e[t].x),s.push(e[t].y)}class qa extends it{constructor(e=new Ei([new se(.5,.5),new se(-.5,.5),new se(-.5,-.5),new se(.5,-.5)]),t={}){super(),this.type="ExtrudeGeometry",this.parameters={shapes:e,options:t},e=Array.isArray(e)?e:[e];const n=this,i=[],r=[];for(let a=0,l=e.length;a<l;a++){const c=e[a];o(c)}this.setAttribute("position",new Ne(i,3)),this.setAttribute("uv",new Ne(r,2)),this.computeVertexNormals();function o(a){const l=[],c=t.curveSegments!==void 0?t.curveSegments:12,u=t.steps!==void 0?t.steps:1,h=t.depth!==void 0?t.depth:1;let d=t.bevelEnabled!==void 0?t.bevelEnabled:!0,f=t.bevelThickness!==void 0?t.bevelThickness:.2,g=t.bevelSize!==void 0?t.bevelSize:f-.1,v=t.bevelOffset!==void 0?t.bevelOffset:0,m=t.bevelSegments!==void 0?t.bevelSegments:3;const p=t.extrudePath,y=t.UVGenerator!==void 0?t.UVGenerator:JM;let _,x=!1,A,b,E,I;p&&(_=p.getSpacedPoints(u),x=!0,d=!1,A=p.computeFrenetFrames(u,!1),b=new N,E=new N,I=new N),d||(m=0,f=0,g=0,v=0);const w=a.extractPoints(c);let M=w.shape;const F=w.holes;if(!Pn.isClockWise(M)){M=M.reverse();for(let X=0,K=F.length;X<K;X++){const H=F[X];Pn.isClockWise(H)&&(F[X]=H.reverse())}}const G=Pn.triangulateShape(M,F),q=M;for(let X=0,K=F.length;X<K;X++){const H=F[X];M=M.concat(H)}function ae(X,K,H){return K||console.error("THREE.ExtrudeGeometry: vec does not exist"),X.clone().addScaledVector(K,H)}const Q=M.length,oe=G.length;function B(X,K,H){let $,te,le;const k=X.x-K.x,O=X.y-K.y,P=H.x-X.x,S=H.y-X.y,ee=k*k+O*O,pe=k*S-O*P;if(Math.abs(pe)>Number.EPSILON){const ce=Math.sqrt(ee),ve=Math.sqrt(P*P+S*S),Ve=K.x-O/ce,Ee=K.y+k/ce,Te=H.x-S/ve,Qe=H.y+P/ve,xe=((Te-Ve)*S-(Qe-Ee)*P)/(k*S-O*P);$=Ve+k*xe-X.x,te=Ee+O*xe-X.y;const Ue=$*$+te*te;if(Ue<=2)return new se($,te);le=Math.sqrt(Ue/2)}else{let ce=!1;k>Number.EPSILON?P>Number.EPSILON&&(ce=!0):k<-Number.EPSILON?P<-Number.EPSILON&&(ce=!0):Math.sign(O)===Math.sign(S)&&(ce=!0),ce?($=-O,te=k,le=Math.sqrt(ee)):($=k,te=O,le=Math.sqrt(ee/2))}return new se($/le,te/le)}const Me=[];for(let X=0,K=q.length,H=K-1,$=X+1;X<K;X++,H++,$++)H===K&&(H=0),$===K&&($=0),Me[X]=B(q[X],q[H],q[$]);const be=[];let Ae,ge=Me.concat();for(let X=0,K=F.length;X<K;X++){const H=F[X];Ae=[];for(let $=0,te=H.length,le=te-1,k=$+1;$<te;$++,le++,k++)le===te&&(le=0),k===te&&(k=0),Ae[$]=B(H[$],H[le],H[k]);be.push(Ae),ge=ge.concat(Ae)}for(let X=0;X<m;X++){const K=X/m,H=f*Math.cos(K*Math.PI/2),$=g*Math.sin(K*Math.PI/2)+v;for(let te=0,le=q.length;te<le;te++){const k=ae(q[te],Me[te],$);T(k.x,k.y,-H)}for(let te=0,le=F.length;te<le;te++){const k=F[te];Ae=be[te];for(let O=0,P=k.length;O<P;O++){const S=ae(k[O],Ae[O],$);T(S.x,S.y,-H)}}}const ze=g+v;for(let X=0;X<Q;X++){const K=d?ae(M[X],ge[X],ze):M[X];x?(E.copy(A.normals[0]).multiplyScalar(K.x),b.copy(A.binormals[0]).multiplyScalar(K.y),I.copy(_[0]).add(E).add(b),T(I.x,I.y,I.z)):T(K.x,K.y,0)}for(let X=1;X<=u;X++)for(let K=0;K<Q;K++){const H=d?ae(M[K],ge[K],ze):M[K];x?(E.copy(A.normals[X]).multiplyScalar(H.x),b.copy(A.binormals[X]).multiplyScalar(H.y),I.copy(_[X]).add(E).add(b),T(I.x,I.y,I.z)):T(H.x,H.y,h/u*X)}for(let X=m-1;X>=0;X--){const K=X/m,H=f*Math.cos(K*Math.PI/2),$=g*Math.sin(K*Math.PI/2)+v;for(let te=0,le=q.length;te<le;te++){const k=ae(q[te],Me[te],$);T(k.x,k.y,h+H)}for(let te=0,le=F.length;te<le;te++){const k=F[te];Ae=be[te];for(let O=0,P=k.length;O<P;O++){const S=ae(k[O],Ae[O],$);x?T(S.x,S.y+_[u-1].y,_[u-1].x+H):T(S.x,S.y,h+H)}}}U(),D();function U(){const X=i.length/3;if(d){let K=0,H=Q*K;for(let $=0;$<oe;$++){const te=G[$];ie(te[2]+H,te[1]+H,te[0]+H)}K=u+m*2,H=Q*K;for(let $=0;$<oe;$++){const te=G[$];ie(te[0]+H,te[1]+H,te[2]+H)}}else{for(let K=0;K<oe;K++){const H=G[K];ie(H[2],H[1],H[0])}for(let K=0;K<oe;K++){const H=G[K];ie(H[0]+Q*u,H[1]+Q*u,H[2]+Q*u)}}n.addGroup(X,i.length/3-X,0)}function D(){const X=i.length/3;let K=0;R(q,K),K+=q.length;for(let H=0,$=F.length;H<$;H++){const te=F[H];R(te,K),K+=te.length}n.addGroup(X,i.length/3-X,1)}function R(X,K){let H=X.length;for(;--H>=0;){const $=H;let te=H-1;te<0&&(te=X.length-1);for(let le=0,k=u+m*2;le<k;le++){const O=Q*le,P=Q*(le+1),S=K+$+O,ee=K+te+O,pe=K+te+P,ce=K+$+P;he(S,ee,pe,ce)}}}function T(X,K,H){l.push(X),l.push(K),l.push(H)}function ie(X,K,H){J(X),J(K),J(H);const $=i.length/3,te=y.generateTopUV(n,i,$-3,$-2,$-1);L(te[0]),L(te[1]),L(te[2])}function he(X,K,H,$){J(X),J(K),J($),J(K),J(H),J($);const te=i.length/3,le=y.generateSideWallUV(n,i,te-6,te-3,te-2,te-1);L(le[0]),L(le[1]),L(le[3]),L(le[1]),L(le[2]),L(le[3])}function J(X){i.push(l[X*3+0]),i.push(l[X*3+1]),i.push(l[X*3+2])}function L(X){r.push(X.x),r.push(X.y)}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes,n=this.parameters.options;return KM(t,n,e)}static fromJSON(e,t){const n=[];for(let r=0,o=e.shapes.length;r<o;r++){const a=t[e.shapes[r]];n.push(a)}const i=e.options.extrudePath;return i!==void 0&&(e.options.extrudePath=new ba[i.type]().fromJSON(i)),new qa(n,e.options)}}const JM={generateTopUV:function(s,e,t,n,i){const r=e[t*3],o=e[t*3+1],a=e[n*3],l=e[n*3+1],c=e[i*3],u=e[i*3+1];return[new se(r,o),new se(a,l),new se(c,u)]},generateSideWallUV:function(s,e,t,n,i,r){const o=e[t*3],a=e[t*3+1],l=e[t*3+2],c=e[n*3],u=e[n*3+1],h=e[n*3+2],d=e[i*3],f=e[i*3+1],g=e[i*3+2],v=e[r*3],m=e[r*3+1],p=e[r*3+2];return Math.abs(a-u)<Math.abs(o-c)?[new se(o,1-l),new se(c,1-h),new se(d,1-g),new se(v,1-p)]:[new se(a,1-l),new se(u,1-h),new se(f,1-g),new se(m,1-p)]}};function KM(s,e,t){if(t.shapes=[],Array.isArray(s))for(let n=0,i=s.length;n<i;n++){const r=s[n];t.shapes.push(r.uuid)}else t.shapes.push(s.uuid);return t.options=Object.assign({},e),e.extrudePath!==void 0&&(t.options.extrudePath=e.extrudePath.toJSON()),t}class Ya extends Li{constructor(e=1,t=0){const n=(1+Math.sqrt(5))/2,i=[-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1],r=[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1];super(i,r,e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Ya(e.radius,e.detail)}}class Jr extends Li{constructor(e=1,t=0){const n=[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],i=[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2];super(n,i,e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Jr(e.radius,e.detail)}}class Za extends it{constructor(e=.5,t=1,n=32,i=1,r=0,o=Math.PI*2){super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:n,phiSegments:i,thetaStart:r,thetaLength:o},n=Math.max(3,n),i=Math.max(1,i);const a=[],l=[],c=[],u=[];let h=e;const d=(t-e)/i,f=new N,g=new se;for(let v=0;v<=i;v++){for(let m=0;m<=n;m++){const p=r+m/n*o;f.x=h*Math.cos(p),f.y=h*Math.sin(p),l.push(f.x,f.y,f.z),c.push(0,0,1),g.x=(f.x/t+1)/2,g.y=(f.y/t+1)/2,u.push(g.x,g.y)}h+=d}for(let v=0;v<i;v++){const m=v*(n+1);for(let p=0;p<n;p++){const y=p+m,_=y,x=y+n+1,A=y+n+2,b=y+1;a.push(_,x,b),a.push(x,A,b)}}this.setIndex(a),this.setAttribute("position",new Ne(l,3)),this.setAttribute("normal",new Ne(c,3)),this.setAttribute("uv",new Ne(u,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Za(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class Ja extends it{constructor(e=new Ei([new se(0,.5),new se(-.5,-.5),new se(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],i=[],r=[],o=[];let a=0,l=0;if(Array.isArray(e)===!1)c(e);else for(let u=0;u<e.length;u++)c(e[u]),this.addGroup(a,l,u),a+=l,l=0;this.setIndex(n),this.setAttribute("position",new Ne(i,3)),this.setAttribute("normal",new Ne(r,3)),this.setAttribute("uv",new Ne(o,2));function c(u){const h=i.length/3,d=u.extractPoints(t);let f=d.shape;const g=d.holes;Pn.isClockWise(f)===!1&&(f=f.reverse());for(let m=0,p=g.length;m<p;m++){const y=g[m];Pn.isClockWise(y)===!0&&(g[m]=y.reverse())}const v=Pn.triangulateShape(f,g);for(let m=0,p=g.length;m<p;m++){const y=g[m];f=f.concat(y)}for(let m=0,p=f.length;m<p;m++){const y=f[m];i.push(y.x,y.y,0),r.push(0,0,1),o.push(y.x,y.y)}for(let m=0,p=v.length;m<p;m++){const y=v[m],_=y[0]+h,x=y[1]+h,A=y[2]+h;n.push(_,x,A),l+=3}}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON(),t=this.parameters.shapes;return jM(t,e)}static fromJSON(e,t){const n=[];for(let i=0,r=e.shapes.length;i<r;i++){const o=t[e.shapes[i]];n.push(o)}return new Ja(n,e.curveSegments)}}function jM(s,e){if(e.shapes=[],Array.isArray(s))for(let t=0,n=s.length;t<n;t++){const i=s[t];e.shapes.push(i.uuid)}else e.shapes.push(s.uuid);return e}class Kr extends it{constructor(e=1,t=32,n=16,i=0,r=Math.PI*2,o=0,a=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:i,phiLength:r,thetaStart:o,thetaLength:a},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const l=Math.min(o+a,Math.PI);let c=0;const u=[],h=new N,d=new N,f=[],g=[],v=[],m=[];for(let p=0;p<=n;p++){const y=[],_=p/n;let x=0;p===0&&o===0?x=.5/t:p===n&&l===Math.PI&&(x=-.5/t);for(let A=0;A<=t;A++){const b=A/t;h.x=-e*Math.cos(i+b*r)*Math.sin(o+_*a),h.y=e*Math.cos(o+_*a),h.z=e*Math.sin(i+b*r)*Math.sin(o+_*a),g.push(h.x,h.y,h.z),d.copy(h).normalize(),v.push(d.x,d.y,d.z),m.push(b+x,1-_),y.push(c++)}u.push(y)}for(let p=0;p<n;p++)for(let y=0;y<t;y++){const _=u[p][y+1],x=u[p][y],A=u[p+1][y],b=u[p+1][y+1];(p!==0||o>0)&&f.push(_,x,b),(p!==n-1||l<Math.PI)&&f.push(x,A,b)}this.setIndex(f),this.setAttribute("position",new Ne(g,3)),this.setAttribute("normal",new Ne(v,3)),this.setAttribute("uv",new Ne(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Kr(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class Ka extends Li{constructor(e=1,t=0){const n=[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],i=[2,1,0,0,3,2,1,3,0,2,3,1];super(n,i,e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Ka(e.radius,e.detail)}}class ja extends it{constructor(e=1,t=.4,n=12,i=48,r=Math.PI*2){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:i,arc:r},n=Math.floor(n),i=Math.floor(i);const o=[],a=[],l=[],c=[],u=new N,h=new N,d=new N;for(let f=0;f<=n;f++)for(let g=0;g<=i;g++){const v=g/i*r,m=f/n*Math.PI*2;h.x=(e+t*Math.cos(m))*Math.cos(v),h.y=(e+t*Math.cos(m))*Math.sin(v),h.z=t*Math.sin(m),a.push(h.x,h.y,h.z),u.x=e*Math.cos(v),u.y=e*Math.sin(v),d.subVectors(h,u).normalize(),l.push(d.x,d.y,d.z),c.push(g/i),c.push(f/n)}for(let f=1;f<=n;f++)for(let g=1;g<=i;g++){const v=(i+1)*f+g-1,m=(i+1)*(f-1)+g-1,p=(i+1)*(f-1)+g,y=(i+1)*f+g;o.push(v,m,y),o.push(m,p,y)}this.setIndex(o),this.setAttribute("position",new Ne(a,3)),this.setAttribute("normal",new Ne(l,3)),this.setAttribute("uv",new Ne(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ja(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class Qa extends it{constructor(e=1,t=.4,n=64,i=8,r=2,o=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:i,p:r,q:o},n=Math.floor(n),i=Math.floor(i);const a=[],l=[],c=[],u=[],h=new N,d=new N,f=new N,g=new N,v=new N,m=new N,p=new N;for(let _=0;_<=n;++_){const x=_/n*r*Math.PI*2;y(x,r,o,e,f),y(x+.01,r,o,e,g),m.subVectors(g,f),p.addVectors(g,f),v.crossVectors(m,p),p.crossVectors(v,m),v.normalize(),p.normalize();for(let A=0;A<=i;++A){const b=A/i*Math.PI*2,E=-t*Math.cos(b),I=t*Math.sin(b);h.x=f.x+(E*p.x+I*v.x),h.y=f.y+(E*p.y+I*v.y),h.z=f.z+(E*p.z+I*v.z),l.push(h.x,h.y,h.z),d.subVectors(h,f).normalize(),c.push(d.x,d.y,d.z),u.push(_/n),u.push(A/i)}}for(let _=1;_<=n;_++)for(let x=1;x<=i;x++){const A=(i+1)*(_-1)+(x-1),b=(i+1)*_+(x-1),E=(i+1)*_+x,I=(i+1)*(_-1)+x;a.push(A,b,I),a.push(b,E,I)}this.setIndex(a),this.setAttribute("position",new Ne(l,3)),this.setAttribute("normal",new Ne(c,3)),this.setAttribute("uv",new Ne(u,2));function y(_,x,A,b,E){const I=Math.cos(_),w=Math.sin(_),M=A/x*_,F=Math.cos(M);E.x=b*(2+F)*.5*I,E.y=b*(2+F)*w*.5,E.z=b*Math.sin(M)*.5}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Qa(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class el extends it{constructor(e=new Au(new N(-1,-1,0),new N(-1,1,0),new N(1,1,0)),t=64,n=1,i=8,r=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:i,closed:r};const o=e.computeFrenetFrames(t,r);this.tangents=o.tangents,this.normals=o.normals,this.binormals=o.binormals;const a=new N,l=new N,c=new se;let u=new N;const h=[],d=[],f=[],g=[];v(),this.setIndex(g),this.setAttribute("position",new Ne(h,3)),this.setAttribute("normal",new Ne(d,3)),this.setAttribute("uv",new Ne(f,2));function v(){for(let _=0;_<t;_++)m(_);m(r===!1?t:0),y(),p()}function m(_){u=e.getPointAt(_/t,u);const x=o.normals[_],A=o.binormals[_];for(let b=0;b<=i;b++){const E=b/i*Math.PI*2,I=Math.sin(E),w=-Math.cos(E);l.x=w*x.x+I*A.x,l.y=w*x.y+I*A.y,l.z=w*x.z+I*A.z,l.normalize(),d.push(l.x,l.y,l.z),a.x=u.x+n*l.x,a.y=u.y+n*l.y,a.z=u.z+n*l.z,h.push(a.x,a.y,a.z)}}function p(){for(let _=1;_<=t;_++)for(let x=1;x<=i;x++){const A=(i+1)*(_-1)+(x-1),b=(i+1)*_+(x-1),E=(i+1)*_+x,I=(i+1)*(_-1)+x;g.push(A,b,I),g.push(b,E,I)}}function y(){for(let _=0;_<=t;_++)for(let x=0;x<=i;x++)c.x=_/t,c.y=x/i,f.push(c.x,c.y)}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new el(new ba[e.path.type]().fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class kp extends it{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},e!==null){const t=[],n=new Set,i=new N,r=new N;if(e.index!==null){const o=e.attributes.position,a=e.index;let l=e.groups;l.length===0&&(l=[{start:0,count:a.count,materialIndex:0}]);for(let c=0,u=l.length;c<u;++c){const h=l[c],d=h.start,f=h.count;for(let g=d,v=d+f;g<v;g+=3)for(let m=0;m<3;m++){const p=a.getX(g+m),y=a.getX(g+(m+1)%3);i.fromBufferAttribute(o,p),r.fromBufferAttribute(o,y),hd(i,r,n)===!0&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}}else{const o=e.attributes.position;for(let a=0,l=o.count/3;a<l;a++)for(let c=0;c<3;c++){const u=3*a+c,h=3*a+(c+1)%3;i.fromBufferAttribute(o,u),r.fromBufferAttribute(o,h),hd(i,r,n)===!0&&(t.push(i.x,i.y,i.z),t.push(r.x,r.y,r.z))}}this.setAttribute("position",new Ne(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function hd(s,e,t){const n=`${s.x},${s.y},${s.z}-${e.x},${e.y},${e.z}`,i=`${e.x},${e.y},${e.z}-${s.x},${s.y},${s.z}`;return t.has(n)===!0||t.has(i)===!0?!1:(t.add(n),t.add(i),!0)}var dd=Object.freeze({__proto__:null,BoxGeometry:cs,CapsuleGeometry:Ha,CircleGeometry:Ga,ConeGeometry:Wa,CylinderGeometry:Ys,DodecahedronGeometry:$a,EdgesGeometry:Dp,ExtrudeGeometry:qa,IcosahedronGeometry:Ya,LatheGeometry:Zr,OctahedronGeometry:Jr,PlaneGeometry:Xs,PolyhedronGeometry:Li,RingGeometry:Za,ShapeGeometry:Ja,SphereGeometry:Kr,TetrahedronGeometry:Ka,TorusGeometry:ja,TorusKnotGeometry:Qa,TubeGeometry:el,WireframeGeometry:kp});class Bp extends Kt{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new Pe(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}}class zp extends Ln{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Eu extends Kt{constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Pe(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 Pe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ii,this.normalScale=new se(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new _n,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Vp extends Eu{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new se(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return Et(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 Pe(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 Pe(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Pe(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get dispersion(){return this._dispersion}set dispersion(e){this._dispersion>0!=e>0&&this.version++,this._dispersion=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.dispersion=e.dispersion,this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class Hp extends Kt{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Pe(16777215),this.specular=new Pe(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ii,this.normalScale=new se(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new _n,this.combine=Gr,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Gp extends Kt{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Pe(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ii,this.normalScale=new se(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class Wp extends Kt{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ii,this.normalScale=new se(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class $p extends Kt{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Pe(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ii,this.normalScale=new se(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new _n,this.combine=Gr,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Xp extends Kt{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Pe(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ii,this.normalScale=new se(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this.fog=e.fog,this}}class qp extends rn{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function Qi(s,e,t){return!s||!t&&s.constructor===e?s:typeof e.BYTES_PER_ELEMENT=="number"?new e(s):Array.prototype.slice.call(s)}function Yp(s){return ArrayBuffer.isView(s)&&!(s instanceof DataView)}function Zp(s){function e(i,r){return s[i]-s[r]}const t=s.length,n=new Array(t);for(let i=0;i!==t;++i)n[i]=i;return n.sort(e),n}function Oc(s,e,t){const n=s.length,i=new s.constructor(n);for(let r=0,o=0;o!==n;++r){const a=t[r]*e;for(let l=0;l!==e;++l)i[o++]=s[a+l]}return i}function Cu(s,e,t,n){let i=1,r=s[0];for(;r!==void 0&&r[n]===void 0;)r=s[i++];if(r===void 0)return;let o=r[n];if(o!==void 0)if(Array.isArray(o))do o=r[n],o!==void 0&&(e.push(r.time),t.push.apply(t,o)),r=s[i++];while(r!==void 0);else if(o.toArray!==void 0)do o=r[n],o!==void 0&&(e.push(r.time),o.toArray(t,t.length)),r=s[i++];while(r!==void 0);else do o=r[n],o!==void 0&&(e.push(r.time),t.push(o)),r=s[i++];while(r!==void 0)}function QM(s,e,t,n,i=30){const r=s.clone();r.name=e;const o=[];for(let l=0;l<r.tracks.length;++l){const c=r.tracks[l],u=c.getValueSize(),h=[],d=[];for(let f=0;f<c.times.length;++f){const g=c.times[f]*i;if(!(g<t||g>=n)){h.push(c.times[f]);for(let v=0;v<u;++v)d.push(c.values[f*u+v])}}h.length!==0&&(c.times=Qi(h,c.times.constructor),c.values=Qi(d,c.values.constructor),o.push(c))}r.tracks=o;let a=1/0;for(let l=0;l<r.tracks.length;++l)a>r.tracks[l].times[0]&&(a=r.tracks[l].times[0]);for(let l=0;l<r.tracks.length;++l)r.tracks[l].shift(-1*a);return r.resetDuration(),r}function eb(s,e=0,t=s,n=30){n<=0&&(n=30);const i=t.tracks.length,r=e/n;for(let o=0;o<i;++o){const a=t.tracks[o],l=a.ValueTypeName;if(l==="bool"||l==="string")continue;const c=s.tracks.find(function(p){return p.name===a.name&&p.ValueTypeName===l});if(c===void 0)continue;let u=0;const h=a.getValueSize();a.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(u=h/3);let d=0;const f=c.getValueSize();c.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(d=f/3);const g=a.times.length-1;let v;if(r<=a.times[0]){const p=u,y=h-u;v=a.values.slice(p,y)}else if(r>=a.times[g]){const p=g*h+u,y=p+h-u;v=a.values.slice(p,y)}else{const p=a.createInterpolant(),y=u,_=h-u;p.evaluate(r),v=p.resultBuffer.slice(y,_)}l==="quaternion"&&new hn().fromArray(v).normalize().conjugate().toArray(v);const m=c.times.length;for(let p=0;p<m;++p){const y=p*f+d;if(l==="quaternion")hn.multiplyQuaternionsFlat(c.values,y,v,0,c.values,y);else{const _=f-d*2;for(let x=0;x<_;++x)c.values[y+x]-=v[x]}}}return s.blendMode=au,s}const tb={convertArray:Qi,isTypedArray:Yp,getKeyframeOrder:Zp,sortedArray:Oc,flattenJSON:Cu,subclip:QM,makeClipAdditive:eb};class jr{constructor(e,t,n,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=i!==void 0?i:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let n=this._cachedIndex,i=t[n],r=t[n-1];e:{t:{let o;n:{i:if(!(e<i)){for(let a=n+2;;){if(i===void 0){if(e<r)break i;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===a)break;if(r=i,i=t[++n],e<i)break t}o=t.length;break n}if(!(e>=r)){const a=t[1];e<a&&(n=2,r=a);for(let l=n-2;;){if(r===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(n===l)break;if(i=r,r=t[--n-1],e>=r)break t}o=n,n=0;break n}break e}for(;n<o;){const a=n+o>>>1;e<t[a]?o=a:n=a+1}if(i=t[n],r=t[n-1],r===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===void 0)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,r,i)}return this.interpolate_(n,r,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,i=this.valueSize,r=e*i;for(let o=0;o!==i;++o)t[o]=n[r+o];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class Jp extends jr{constructor(e,t,n,i){super(e,t,n,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Ji,endingEnd:Ji}}intervalChanged_(e,t,n){const i=this.parameterPositions;let r=e-2,o=e+1,a=i[r],l=i[o];if(a===void 0)switch(this.getSettings_().endingStart){case Ki:r=e,a=2*t-n;break;case Ar:r=i.length-2,a=t+i[r]-i[r+1];break;default:r=e,a=n}if(l===void 0)switch(this.getSettings_().endingEnd){case Ki:o=e,l=2*n-t;break;case Ar:o=1,l=n+i[1]-i[0];break;default:o=e-1,l=t}const c=(n-t)*.5,u=this.valueSize;this._weightPrev=c/(t-a),this._weightNext=c/(l-n),this._offsetPrev=r*u,this._offsetNext=o*u}interpolate_(e,t,n,i){const r=this.resultBuffer,o=this.sampleValues,a=this.valueSize,l=e*a,c=l-a,u=this._offsetPrev,h=this._offsetNext,d=this._weightPrev,f=this._weightNext,g=(n-t)/(i-t),v=g*g,m=v*g,p=-d*m+2*d*v-d*g,y=(1+d)*m+(-1.5-2*d)*v+(-.5+d)*g+1,_=(-1-f)*m+(1.5+f)*v+.5*g,x=f*m-f*v;for(let A=0;A!==a;++A)r[A]=p*o[u+A]+y*o[c+A]+_*o[l+A]+x*o[h+A];return r}}class Pu extends jr{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const r=this.resultBuffer,o=this.sampleValues,a=this.valueSize,l=e*a,c=l-a,u=(n-t)/(i-t),h=1-u;for(let d=0;d!==a;++d)r[d]=o[c+d]*h+o[l+d]*u;return r}}class Kp extends jr{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class Un{constructor(e,t,n,i){if(e===void 0)throw new Error("THREE.KeyframeTrack: track name is undefined");if(t===void 0||t.length===0)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Qi(t,this.TimeBufferType),this.values=Qi(n,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:Qi(e.times,Array),values:Qi(e.values,Array)};const i=e.getInterpolation();i!==e.DefaultInterpolation&&(n.interpolation=i)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new Kp(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new Pu(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new Jp(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case wr:t=this.InterpolantFactoryMethodDiscrete;break;case ya:t=this.InterpolantFactoryMethodLinear;break;case ca:t=this.InterpolantFactoryMethodSmooth;break}if(t===void 0){const n="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(this.createInterpolant===void 0)if(e!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw new Error(n);return console.warn("THREE.KeyframeTrack:",n),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return wr;case this.InterpolantFactoryMethodLinear:return ya;case this.InterpolantFactoryMethodSmooth:return ca}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]+=e}return this}scale(e){if(e!==1){const t=this.times;for(let n=0,i=t.length;n!==i;++n)t[n]*=e}return this}trim(e,t){const n=this.times,i=n.length;let r=0,o=i-1;for(;r!==i&&n[r]<e;)++r;for(;o!==-1&&n[o]>t;)--o;if(++o,r!==0||o!==i){r>=o&&(o=Math.max(o,1),r=o-1);const a=this.getValueSize();this.times=n.slice(r,o),this.values=this.values.slice(r*a,o*a)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!==0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,i=this.values,r=n.length;r===0&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let o=null;for(let a=0;a!==r;a++){const l=n[a];if(typeof l=="number"&&isNaN(l)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,a,l),e=!1;break}if(o!==null&&o>l){console.error("THREE.KeyframeTrack: Out of order keys.",this,a,l,o),e=!1;break}o=l}if(i!==void 0&&Yp(i))for(let a=0,l=i.length;a!==l;++a){const c=i[a];if(isNaN(c)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,a,c),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),n=this.getValueSize(),i=this.getInterpolation()===ca,r=e.length-1;let o=1;for(let a=1;a<r;++a){let l=!1;const c=e[a],u=e[a+1];if(c!==u&&(a!==1||c!==e[0]))if(i)l=!0;else{const h=a*n,d=h-n,f=h+n;for(let g=0;g!==n;++g){const v=t[h+g];if(v!==t[d+g]||v!==t[f+g]){l=!0;break}}}if(l){if(a!==o){e[o]=e[a];const h=a*n,d=o*n;for(let f=0;f!==n;++f)t[d+f]=t[h+f]}++o}}if(r>0){e[o]=e[r];for(let a=r*n,l=o*n,c=0;c!==n;++c)t[l+c]=t[a+c];++o}return o!==e.length?(this.times=e.slice(0,o),this.values=t.slice(0,o*n)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),n=this.constructor,i=new n(this.name,e,t);return i.createInterpolant=this.createInterpolant,i}}Un.prototype.TimeBufferType=Float32Array;Un.prototype.ValueBufferType=Float32Array;Un.prototype.DefaultInterpolation=ya;class us extends Un{constructor(e,t,n){super(e,t,n)}}us.prototype.ValueTypeName="bool";us.prototype.ValueBufferType=Array;us.prototype.DefaultInterpolation=wr;us.prototype.InterpolantFactoryMethodLinear=void 0;us.prototype.InterpolantFactoryMethodSmooth=void 0;class Ru extends Un{}Ru.prototype.ValueTypeName="color";class Ur extends Un{}Ur.prototype.ValueTypeName="number";class jp extends jr{constructor(e,t,n,i){super(e,t,n,i)}interpolate_(e,t,n,i){const r=this.resultBuffer,o=this.sampleValues,a=this.valueSize,l=(n-t)/(i-t);let c=e*a;for(let u=c+a;c!==u;c+=4)hn.slerpFlat(r,0,o,c-a,o,c,l);return r}}class Qr extends Un{InterpolantFactoryMethodLinear(e){return new jp(this.times,this.values,this.getValueSize(),e)}}Qr.prototype.ValueTypeName="quaternion";Qr.prototype.InterpolantFactoryMethodSmooth=void 0;class hs extends Un{constructor(e,t,n){super(e,t,n)}}hs.prototype.ValueTypeName="string";hs.prototype.ValueBufferType=Array;hs.prototype.DefaultInterpolation=wr;hs.prototype.InterpolantFactoryMethodLinear=void 0;hs.prototype.InterpolantFactoryMethodSmooth=void 0;class Or extends Un{}Or.prototype.ValueTypeName="vector";class Fr{constructor(e="",t=-1,n=[],i=Pa){this.name=e,this.tracks=n,this.duration=t,this.blendMode=i,this.uuid=vn(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],n=e.tracks,i=1/(e.fps||1);for(let o=0,a=n.length;o!==a;++o)t.push(ib(n[o]).scale(i));const r=new this(e.name,e.duration,t,e.blendMode);return r.uuid=e.uuid,r}static toJSON(e){const t=[],n=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let r=0,o=n.length;r!==o;++r)t.push(Un.toJSON(n[r]));return i}static CreateFromMorphTargetSequence(e,t,n,i){const r=t.length,o=[];for(let a=0;a<r;a++){let l=[],c=[];l.push((a+r-1)%r,a,(a+1)%r),c.push(0,1,0);const u=Zp(l);l=Oc(l,1,u),c=Oc(c,1,u),!i&&l[0]===0&&(l.push(r),c.push(c[0])),o.push(new Ur(".morphTargetInfluences["+t[a].name+"]",l,c).scale(1/n))}return new this(e,-1,o)}static findByName(e,t){let n=e;if(!Array.isArray(e)){const i=e;n=i.geometry&&i.geometry.animations||i.animations}for(let i=0;i<n.length;i++)if(n[i].name===t)return n[i];return null}static CreateClipsFromMorphTargetSequences(e,t,n){const i={},r=/^([\w-]*?)([\d]+)$/;for(let a=0,l=e.length;a<l;a++){const c=e[a],u=c.name.match(r);if(u&&u.length>1){const h=u[1];let d=i[h];d||(i[h]=d=[]),d.push(c)}}const o=[];for(const a in i)o.push(this.CreateFromMorphTargetSequence(a,i[a],t,n));return o}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(h,d,f,g,v){if(f.length!==0){const m=[],p=[];Cu(f,m,p,g),m.length!==0&&v.push(new h(d,m,p))}},i=[],r=e.name||"default",o=e.fps||30,a=e.blendMode;let l=e.length||-1;const c=e.hierarchy||[];for(let h=0;h<c.length;h++){const d=c[h].keys;if(!(!d||d.length===0))if(d[0].morphTargets){const f={};let g;for(g=0;g<d.length;g++)if(d[g].morphTargets)for(let v=0;v<d[g].morphTargets.length;v++)f[d[g].morphTargets[v]]=-1;for(const v in f){const m=[],p=[];for(let y=0;y!==d[g].morphTargets.length;++y){const _=d[g];m.push(_.time),p.push(_.morphTarget===v?1:0)}i.push(new Ur(".morphTargetInfluence["+v+"]",m,p))}l=f.length*o}else{const f=".bones["+t[h].name+"]";n(Or,f+".position",d,"pos",i),n(Qr,f+".quaternion",d,"rot",i),n(Or,f+".scale",d,"scl",i)}}return i.length===0?null:new this(r,l,i,a)}resetDuration(){const e=this.tracks;let t=0;for(let n=0,i=e.length;n!==i;++n){const r=this.tracks[n];t=Math.max(t,r.times[r.times.length-1])}return this.duration=t,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function nb(s){switch(s.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return Ur;case"vector":case"vector2":case"vector3":case"vector4":return Or;case"color":return Ru;case"quaternion":return Qr;case"bool":case"boolean":return us;case"string":return hs}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+s)}function ib(s){if(s.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=nb(s.type);if(s.times===void 0){const t=[],n=[];Cu(s.keys,t,n,"value"),s.times=t,s.values=n}return e.parse!==void 0?e.parse(s):new e(s.name,s.times,s.values,s.interpolation)}const ii={enabled:!1,files:{},add:function(s,e){this.enabled!==!1&&(this.files[s]=e)},get:function(s){if(this.enabled!==!1)return this.files[s]},remove:function(s){delete this.files[s]},clear:function(){this.files={}}};class Iu{constructor(e,t,n){const i=this;let r=!1,o=0,a=0,l;const c=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this.itemStart=function(u){a++,r===!1&&i.onStart!==void 0&&i.onStart(u,o,a),r=!0},this.itemEnd=function(u){o++,i.onProgress!==void 0&&i.onProgress(u,o,a),o===a&&(r=!1,i.onLoad!==void 0&&i.onLoad())},this.itemError=function(u){i.onError!==void 0&&i.onError(u)},this.resolveURL=function(u){return l?l(u):u},this.setURLModifier=function(u){return l=u,this},this.addHandler=function(u,h){return c.push(u,h),this},this.removeHandler=function(u){const h=c.indexOf(u);return h!==-1&&c.splice(h,2),this},this.getHandler=function(u){for(let h=0,d=c.length;h<d;h+=2){const f=c[h],g=c[h+1];if(f.global&&(f.lastIndex=0),f.test(u))return g}return null}}}const Qp=new Iu;class on{constructor(e){this.manager=e!==void 0?e:Qp,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const n=this;return new Promise(function(i,r){n.load(e,i,t,r)})}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}on.DEFAULT_MATERIAL_NAME="__DEFAULT";const ei={};class sb extends Error{constructor(e,t){super(e),this.response=t}}class $n extends on{constructor(e){super(e)}load(e,t,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const r=ii.get(e);if(r!==void 0)return this.manager.itemStart(e),setTimeout(()=>{t&&t(r),this.manager.itemEnd(e)},0),r;if(ei[e]!==void 0){ei[e].push({onLoad:t,onProgress:n,onError:i});return}ei[e]=[],ei[e].push({onLoad:t,onProgress:n,onError:i});const o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,l=this.responseType;fetch(o).then(c=>{if(c.status===200||c.status===0){if(c.status===0&&console.warn("THREE.FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||c.body===void 0||c.body.getReader===void 0)return c;const u=ei[e],h=c.body.getReader(),d=c.headers.get("X-File-Size")||c.headers.get("Content-Length"),f=d?parseInt(d):0,g=f!==0;let v=0;const m=new ReadableStream({start(p){y();function y(){h.read().then(({done:_,value:x})=>{if(_)p.close();else{v+=x.byteLength;const A=new ProgressEvent("progress",{lengthComputable:g,loaded:v,total:f});for(let b=0,E=u.length;b<E;b++){const I=u[b];I.onProgress&&I.onProgress(A)}p.enqueue(x),y()}},_=>{p.error(_)})}}});return new Response(m)}else throw new sb(`fetch for "${c.url}" responded with ${c.status}: ${c.statusText}`,c)}).then(c=>{switch(l){case"arraybuffer":return c.arrayBuffer();case"blob":return c.blob();case"document":return c.text().then(u=>new DOMParser().parseFromString(u,a));case"json":return c.json();default:if(a===void 0)return c.text();{const h=/charset="?([^;"\s]*)"?/i.exec(a),d=h&&h[1]?h[1].toLowerCase():void 0,f=new TextDecoder(d);return c.arrayBuffer().then(g=>f.decode(g))}}}).then(c=>{ii.add(e,c);const u=ei[e];delete ei[e];for(let h=0,d=u.length;h<d;h++){const f=u[h];f.onLoad&&f.onLoad(c)}}).catch(c=>{const u=ei[e];if(u===void 0)throw this.manager.itemError(e),c;delete ei[e];for(let h=0,d=u.length;h<d;h++){const f=u[h];f.onError&&f.onError(c)}this.manager.itemError(e)}).finally(()=>{this.manager.itemEnd(e)}),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class rb extends on{constructor(e){super(e)}load(e,t,n,i){const r=this,o=new $n(this.manager);o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,function(a){try{t(r.parse(JSON.parse(a)))}catch(l){i?i(l):console.error(l),r.manager.itemError(e)}},n,i)}parse(e){const t=[];for(let n=0;n<e.length;n++){const i=Fr.parse(e[n]);t.push(i)}return t}}class ob extends on{constructor(e){super(e)}load(e,t,n,i){const r=this,o=[],a=new za,l=new $n(this.manager);l.setPath(this.path),l.setResponseType("arraybuffer"),l.setRequestHeader(this.requestHeader),l.setWithCredentials(r.withCredentials);let c=0;function u(h){l.load(e[h],function(d){const f=r.parse(d,!0);o[h]={width:f.width,height:f.height,format:f.format,mipmaps:f.mipmaps},c+=1,c===6&&(f.mipmapCount===1&&(a.minFilter=Ot),a.image=o,a.format=f.format,a.needsUpdate=!0,t&&t(a))},n,i)}if(Array.isArray(e))for(let h=0,d=e.length;h<d;++h)u(h);else l.load(e,function(h){const d=r.parse(h,!0);if(d.isCubemap){const f=d.mipmaps.length/d.mipmapCount;for(let g=0;g<f;g++){o[g]={mipmaps:[]};for(let v=0;v<d.mipmapCount;v++)o[g].mipmaps.push(d.mipmaps[g*d.mipmapCount+v]),o[g].format=d.format,o[g].width=d.width,o[g].height=d.height}a.image=o}else a.image.width=d.width,a.image.height=d.height,a.mipmaps=d.mipmaps;d.mipmapCount===1&&(a.minFilter=Ot),a.format=d.format,a.needsUpdate=!0,t&&t(a)},n,i);return a}}class kr extends on{constructor(e){super(e)}load(e,t,n,i){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,o=ii.get(e);if(o!==void 0)return r.manager.itemStart(e),setTimeout(function(){t&&t(o),r.manager.itemEnd(e)},0),o;const a=Ir("img");function l(){u(),ii.add(e,this),t&&t(this),r.manager.itemEnd(e)}function c(h){u(),i&&i(h),r.manager.itemError(e),r.manager.itemEnd(e)}function u(){a.removeEventListener("load",l,!1),a.removeEventListener("error",c,!1)}return a.addEventListener("load",l,!1),a.addEventListener("error",c,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(a.crossOrigin=this.crossOrigin),r.manager.itemStart(e),a.src=e,a}}class ab extends on{constructor(e){super(e)}load(e,t,n,i){const r=new qr;r.colorSpace=ln;const o=new kr(this.manager);o.setCrossOrigin(this.crossOrigin),o.setPath(this.path);let a=0;function l(c){o.load(e[c],function(u){r.images[c]=u,a++,a===6&&(r.needsUpdate=!0,t&&t(r))},void 0,i)}for(let c=0;c<e.length;++c)l(c);return r}}class lb extends on{constructor(e){super(e)}load(e,t,n,i){const r=this,o=new ri,a=new $n(this.manager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(r.withCredentials),a.load(e,function(l){let c;try{c=r.parse(l)}catch(u){if(i!==void 0)i(u);else{console.error(u);return}}c.image!==void 0?o.image=c.image:c.data!==void 0&&(o.image.width=c.width,o.image.height=c.height,o.image.data=c.data),o.wrapS=c.wrapS!==void 0?c.wrapS:Mn,o.wrapT=c.wrapT!==void 0?c.wrapT:Mn,o.magFilter=c.magFilter!==void 0?c.magFilter:Ot,o.minFilter=c.minFilter!==void 0?c.minFilter:Ot,o.anisotropy=c.anisotropy!==void 0?c.anisotropy:1,c.colorSpace!==void 0&&(o.colorSpace=c.colorSpace),c.flipY!==void 0&&(o.flipY=c.flipY),c.format!==void 0&&(o.format=c.format),c.type!==void 0&&(o.type=c.type),c.mipmaps!==void 0&&(o.mipmaps=c.mipmaps,o.minFilter=zn),c.mipmapCount===1&&(o.minFilter=Ot),c.generateMipmaps!==void 0&&(o.generateMipmaps=c.generateMipmaps),o.needsUpdate=!0,t&&t(o,c)},n,i),o}}class cb extends on{constructor(e){super(e)}load(e,t,n,i){const r=new Pt,o=new kr(this.manager);return o.setCrossOrigin(this.crossOrigin),o.setPath(this.path),o.load(e,function(a){r.image=a,r.needsUpdate=!0,t!==void 0&&t(r)},n,i),r}}class Ni extends ct{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new Pe(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,this.groundColor!==void 0&&(t.object.groundColor=this.groundColor.getHex()),this.distance!==void 0&&(t.object.distance=this.distance),this.angle!==void 0&&(t.object.angle=this.angle),this.decay!==void 0&&(t.object.decay=this.decay),this.penumbra!==void 0&&(t.object.penumbra=this.penumbra),this.shadow!==void 0&&(t.object.shadow=this.shadow.toJSON()),t}}class em extends Ni{constructor(e,t,n){super(e,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(ct.DEFAULT_UP),this.updateMatrix(),this.groundColor=new Pe(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}const $l=new qe,fd=new N,pd=new N;class Lu{constructor(e){this.camera=e,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new se(512,512),this.map=null,this.mapPass=null,this.matrix=new qe,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Yr,this._frameExtents=new se(1,1),this._viewportCount=1,this._viewports=[new gt(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;fd.setFromMatrixPosition(e.matrixWorld),t.position.copy(fd),pd.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(pd),t.updateMatrixWorld(),$l.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix($l),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply($l)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this}clone(){return new this.constructor().copy(this)}toJSON(){const e={};return this.bias!==0&&(e.bias=this.bias),this.normalBias!==0&&(e.normalBias=this.normalBias),this.radius!==1&&(e.radius=this.radius),(this.mapSize.x!==512||this.mapSize.y!==512)&&(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class ub extends Lu{constructor(){super(new Ut(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,n=Vs*2*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height,r=e.distance||t.far;(n!==t.fov||i!==t.aspect||r!==t.far)&&(t.fov=n,t.aspect=i,t.far=r,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class tm extends Ni{constructor(e,t,n=0,i=Math.PI/3,r=0,o=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(ct.DEFAULT_UP),this.updateMatrix(),this.target=new ct,this.distance=n,this.angle=i,this.penumbra=r,this.decay=o,this.map=null,this.shadow=new ub}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}const md=new qe,or=new N,Xl=new N;class hb extends Lu{constructor(){super(new Ut(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new se(4,2),this._viewportCount=6,this._viewports=[new gt(2,1,1,1),new gt(0,1,1,1),new gt(3,1,1,1),new gt(1,1,1,1),new gt(3,0,1,1),new gt(1,0,1,1)],this._cubeDirections=[new N(1,0,0),new N(-1,0,0),new N(0,0,1),new N(0,0,-1),new N(0,1,0),new N(0,-1,0)],this._cubeUps=[new N(0,1,0),new N(0,1,0),new N(0,1,0),new N(0,1,0),new N(0,0,1),new N(0,0,-1)]}updateMatrices(e,t=0){const n=this.camera,i=this.matrix,r=e.distance||n.far;r!==n.far&&(n.far=r,n.updateProjectionMatrix()),or.setFromMatrixPosition(e.matrixWorld),n.position.copy(or),Xl.copy(n.position),Xl.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(Xl),n.updateMatrixWorld(),i.makeTranslation(-or.x,-or.y,-or.z),md.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(md)}}class nm extends Ni{constructor(e,t,n=0,i=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=i,this.shadow=new hb}get power(){return this.intensity*4*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class db extends Lu{constructor(){super(new Na(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class im extends Ni{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(ct.DEFAULT_UP),this.updateMatrix(),this.target=new ct,this.shadow=new db}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class sm extends Ni{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class rm extends Ni{constructor(e,t,n=10,i=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=n,this.height=i}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}class om{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new N)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const n=e.x,i=e.y,r=e.z,o=this.coefficients;return t.copy(o[0]).multiplyScalar(.282095),t.addScaledVector(o[1],.488603*i),t.addScaledVector(o[2],.488603*r),t.addScaledVector(o[3],.488603*n),t.addScaledVector(o[4],1.092548*(n*i)),t.addScaledVector(o[5],1.092548*(i*r)),t.addScaledVector(o[6],.315392*(3*r*r-1)),t.addScaledVector(o[7],1.092548*(n*r)),t.addScaledVector(o[8],.546274*(n*n-i*i)),t}getIrradianceAt(e,t){const n=e.x,i=e.y,r=e.z,o=this.coefficients;return t.copy(o[0]).multiplyScalar(.886227),t.addScaledVector(o[1],2*.511664*i),t.addScaledVector(o[2],2*.511664*r),t.addScaledVector(o[3],2*.511664*n),t.addScaledVector(o[4],2*.429043*n*i),t.addScaledVector(o[5],2*.429043*i*r),t.addScaledVector(o[6],.743125*r*r-.247708),t.addScaledVector(o[7],2*.429043*n*r),t.addScaledVector(o[8],.429043*(n*n-i*i)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return new this.constructor().copy(this)}fromArray(e,t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].fromArray(e,t+i*3);return this}toArray(e=[],t=0){const n=this.coefficients;for(let i=0;i<9;i++)n[i].toArray(e,t+i*3);return e}static getBasisAt(e,t){const n=e.x,i=e.y,r=e.z;t[0]=.282095,t[1]=.488603*i,t[2]=.488603*r,t[3]=.488603*n,t[4]=1.092548*n*i,t[5]=1.092548*i*r,t[6]=.315392*(3*r*r-1),t[7]=1.092548*n*r,t[8]=.546274*(n*n-i*i)}}class am extends Ni{constructor(e=new om,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}fromJSON(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class tl extends on{constructor(e){super(e),this.textures={}}load(e,t,n,i){const r=this,o=new $n(r.manager);o.setPath(r.path),o.setRequestHeader(r.requestHeader),o.setWithCredentials(r.withCredentials),o.load(e,function(a){try{t(r.parse(JSON.parse(a)))}catch(l){i?i(l):console.error(l),r.manager.itemError(e)}},n,i)}parse(e){const t=this.textures;function n(r){return t[r]===void 0&&console.warn("THREE.MaterialLoader: Undefined texture",r),t[r]}const i=tl.createMaterialFromType(e.type);if(e.uuid!==void 0&&(i.uuid=e.uuid),e.name!==void 0&&(i.name=e.name),e.color!==void 0&&i.color!==void 0&&i.color.setHex(e.color),e.roughness!==void 0&&(i.roughness=e.roughness),e.metalness!==void 0&&(i.metalness=e.metalness),e.sheen!==void 0&&(i.sheen=e.sheen),e.sheenColor!==void 0&&(i.sheenColor=new Pe().setHex(e.sheenColor)),e.sheenRoughness!==void 0&&(i.sheenRoughness=e.sheenRoughness),e.emissive!==void 0&&i.emissive!==void 0&&i.emissive.setHex(e.emissive),e.specular!==void 0&&i.specular!==void 0&&i.specular.setHex(e.specular),e.specularIntensity!==void 0&&(i.specularIntensity=e.specularIntensity),e.specularColor!==void 0&&i.specularColor!==void 0&&i.specularColor.setHex(e.specularColor),e.shininess!==void 0&&(i.shininess=e.shininess),e.clearcoat!==void 0&&(i.clearcoat=e.clearcoat),e.clearcoatRoughness!==void 0&&(i.clearcoatRoughness=e.clearcoatRoughness),e.dispersion!==void 0&&(i.dispersion=e.dispersion),e.iridescence!==void 0&&(i.iridescence=e.iridescence),e.iridescenceIOR!==void 0&&(i.iridescenceIOR=e.iridescenceIOR),e.iridescenceThicknessRange!==void 0&&(i.iridescenceThicknessRange=e.iridescenceThicknessRange),e.transmission!==void 0&&(i.transmission=e.transmission),e.thickness!==void 0&&(i.thickness=e.thickness),e.attenuationDistance!==void 0&&(i.attenuationDistance=e.attenuationDistance),e.attenuationColor!==void 0&&i.attenuationColor!==void 0&&i.attenuationColor.setHex(e.attenuationColor),e.anisotropy!==void 0&&(i.anisotropy=e.anisotropy),e.anisotropyRotation!==void 0&&(i.anisotropyRotation=e.anisotropyRotation),e.fog!==void 0&&(i.fog=e.fog),e.flatShading!==void 0&&(i.flatShading=e.flatShading),e.blending!==void 0&&(i.blending=e.blending),e.combine!==void 0&&(i.combine=e.combine),e.side!==void 0&&(i.side=e.side),e.shadowSide!==void 0&&(i.shadowSide=e.shadowSide),e.opacity!==void 0&&(i.opacity=e.opacity),e.transparent!==void 0&&(i.transparent=e.transparent),e.alphaTest!==void 0&&(i.alphaTest=e.alphaTest),e.alphaHash!==void 0&&(i.alphaHash=e.alphaHash),e.depthFunc!==void 0&&(i.depthFunc=e.depthFunc),e.depthTest!==void 0&&(i.depthTest=e.depthTest),e.depthWrite!==void 0&&(i.depthWrite=e.depthWrite),e.colorWrite!==void 0&&(i.colorWrite=e.colorWrite),e.blendSrc!==void 0&&(i.blendSrc=e.blendSrc),e.blendDst!==void 0&&(i.blendDst=e.blendDst),e.blendEquation!==void 0&&(i.blendEquation=e.blendEquation),e.blendSrcAlpha!==void 0&&(i.blendSrcAlpha=e.blendSrcAlpha),e.blendDstAlpha!==void 0&&(i.blendDstAlpha=e.blendDstAlpha),e.blendEquationAlpha!==void 0&&(i.blendEquationAlpha=e.blendEquationAlpha),e.blendColor!==void 0&&i.blendColor!==void 0&&i.blendColor.setHex(e.blendColor),e.blendAlpha!==void 0&&(i.blendAlpha=e.blendAlpha),e.stencilWriteMask!==void 0&&(i.stencilWriteMask=e.stencilWriteMask),e.stencilFunc!==void 0&&(i.stencilFunc=e.stencilFunc),e.stencilRef!==void 0&&(i.stencilRef=e.stencilRef),e.stencilFuncMask!==void 0&&(i.stencilFuncMask=e.stencilFuncMask),e.stencilFail!==void 0&&(i.stencilFail=e.stencilFail),e.stencilZFail!==void 0&&(i.stencilZFail=e.stencilZFail),e.stencilZPass!==void 0&&(i.stencilZPass=e.stencilZPass),e.stencilWrite!==void 0&&(i.stencilWrite=e.stencilWrite),e.wireframe!==void 0&&(i.wireframe=e.wireframe),e.wireframeLinewidth!==void 0&&(i.wireframeLinewidth=e.wireframeLinewidth),e.wireframeLinecap!==void 0&&(i.wireframeLinecap=e.wireframeLinecap),e.wireframeLinejoin!==void 0&&(i.wireframeLinejoin=e.wireframeLinejoin),e.rotation!==void 0&&(i.rotation=e.rotation),e.linewidth!==void 0&&(i.linewidth=e.linewidth),e.dashSize!==void 0&&(i.dashSize=e.dashSize),e.gapSize!==void 0&&(i.gapSize=e.gapSize),e.scale!==void 0&&(i.scale=e.scale),e.polygonOffset!==void 0&&(i.polygonOffset=e.polygonOffset),e.polygonOffsetFactor!==void 0&&(i.polygonOffsetFactor=e.polygonOffsetFactor),e.polygonOffsetUnits!==void 0&&(i.polygonOffsetUnits=e.polygonOffsetUnits),e.dithering!==void 0&&(i.dithering=e.dithering),e.alphaToCoverage!==void 0&&(i.alphaToCoverage=e.alphaToCoverage),e.premultipliedAlpha!==void 0&&(i.premultipliedAlpha=e.premultipliedAlpha),e.forceSinglePass!==void 0&&(i.forceSinglePass=e.forceSinglePass),e.visible!==void 0&&(i.visible=e.visible),e.toneMapped!==void 0&&(i.toneMapped=e.toneMapped),e.userData!==void 0&&(i.userData=e.userData),e.vertexColors!==void 0&&(typeof e.vertexColors=="number"?i.vertexColors=e.vertexColors>0:i.vertexColors=e.vertexColors),e.uniforms!==void 0)for(const r in e.uniforms){const o=e.uniforms[r];switch(i.uniforms[r]={},o.type){case"t":i.uniforms[r].value=n(o.value);break;case"c":i.uniforms[r].value=new Pe().setHex(o.value);break;case"v2":i.uniforms[r].value=new se().fromArray(o.value);break;case"v3":i.uniforms[r].value=new N().fromArray(o.value);break;case"v4":i.uniforms[r].value=new gt().fromArray(o.value);break;case"m3":i.uniforms[r].value=new Ze().fromArray(o.value);break;case"m4":i.uniforms[r].value=new qe().fromArray(o.value);break;default:i.uniforms[r].value=o.value}}if(e.defines!==void 0&&(i.defines=e.defines),e.vertexShader!==void 0&&(i.vertexShader=e.vertexShader),e.fragmentShader!==void 0&&(i.fragmentShader=e.fragmentShader),e.glslVersion!==void 0&&(i.glslVersion=e.glslVersion),e.extensions!==void 0)for(const r in e.extensions)i.extensions[r]=e.extensions[r];if(e.lights!==void 0&&(i.lights=e.lights),e.clipping!==void 0&&(i.clipping=e.clipping),e.size!==void 0&&(i.size=e.size),e.sizeAttenuation!==void 0&&(i.sizeAttenuation=e.sizeAttenuation),e.map!==void 0&&(i.map=n(e.map)),e.matcap!==void 0&&(i.matcap=n(e.matcap)),e.alphaMap!==void 0&&(i.alphaMap=n(e.alphaMap)),e.bumpMap!==void 0&&(i.bumpMap=n(e.bumpMap)),e.bumpScale!==void 0&&(i.bumpScale=e.bumpScale),e.normalMap!==void 0&&(i.normalMap=n(e.normalMap)),e.normalMapType!==void 0&&(i.normalMapType=e.normalMapType),e.normalScale!==void 0){let r=e.normalScale;Array.isArray(r)===!1&&(r=[r,r]),i.normalScale=new se().fromArray(r)}return e.displacementMap!==void 0&&(i.displacementMap=n(e.displacementMap)),e.displacementScale!==void 0&&(i.displacementScale=e.displacementScale),e.displacementBias!==void 0&&(i.displacementBias=e.displacementBias),e.roughnessMap!==void 0&&(i.roughnessMap=n(e.roughnessMap)),e.metalnessMap!==void 0&&(i.metalnessMap=n(e.metalnessMap)),e.emissiveMap!==void 0&&(i.emissiveMap=n(e.emissiveMap)),e.emissiveIntensity!==void 0&&(i.emissiveIntensity=e.emissiveIntensity),e.specularMap!==void 0&&(i.specularMap=n(e.specularMap)),e.specularIntensityMap!==void 0&&(i.specularIntensityMap=n(e.specularIntensityMap)),e.specularColorMap!==void 0&&(i.specularColorMap=n(e.specularColorMap)),e.envMap!==void 0&&(i.envMap=n(e.envMap)),e.envMapRotation!==void 0&&i.envMapRotation.fromArray(e.envMapRotation),e.envMapIntensity!==void 0&&(i.envMapIntensity=e.envMapIntensity),e.reflectivity!==void 0&&(i.reflectivity=e.reflectivity),e.refractionRatio!==void 0&&(i.refractionRatio=e.refractionRatio),e.lightMap!==void 0&&(i.lightMap=n(e.lightMap)),e.lightMapIntensity!==void 0&&(i.lightMapIntensity=e.lightMapIntensity),e.aoMap!==void 0&&(i.aoMap=n(e.aoMap)),e.aoMapIntensity!==void 0&&(i.aoMapIntensity=e.aoMapIntensity),e.gradientMap!==void 0&&(i.gradientMap=n(e.gradientMap)),e.clearcoatMap!==void 0&&(i.clearcoatMap=n(e.clearcoatMap)),e.clearcoatRoughnessMap!==void 0&&(i.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),e.clearcoatNormalMap!==void 0&&(i.clearcoatNormalMap=n(e.clearcoatNormalMap)),e.clearcoatNormalScale!==void 0&&(i.clearcoatNormalScale=new se().fromArray(e.clearcoatNormalScale)),e.iridescenceMap!==void 0&&(i.iridescenceMap=n(e.iridescenceMap)),e.iridescenceThicknessMap!==void 0&&(i.iridescenceThicknessMap=n(e.iridescenceThicknessMap)),e.transmissionMap!==void 0&&(i.transmissionMap=n(e.transmissionMap)),e.thicknessMap!==void 0&&(i.thicknessMap=n(e.thicknessMap)),e.anisotropyMap!==void 0&&(i.anisotropyMap=n(e.anisotropyMap)),e.sheenColorMap!==void 0&&(i.sheenColorMap=n(e.sheenColorMap)),e.sheenRoughnessMap!==void 0&&(i.sheenRoughnessMap=n(e.sheenRoughnessMap)),i}setTextures(e){return this.textures=e,this}static createMaterialFromType(e){const t={ShadowMaterial:Bp,SpriteMaterial:_u,RawShaderMaterial:zp,ShaderMaterial:Ln,PointsMaterial:xu,MeshPhysicalMaterial:Vp,MeshStandardMaterial:Eu,MeshPhongMaterial:Hp,MeshToonMaterial:Gp,MeshNormalMaterial:Wp,MeshLambertMaterial:$p,MeshDepthMaterial:gu,MeshDistanceMaterial:vu,MeshBasicMaterial:hi,MeshMatcapMaterial:Xp,LineDashedMaterial:qp,LineBasicMaterial:rn,Material:Kt};return new t[e]}}class Fc{static decodeText(e){if(console.warn("THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead."),typeof TextDecoder<"u")return new TextDecoder().decode(e);let t="";for(let n=0,i=e.length;n<i;n++)t+=String.fromCharCode(e[n]);try{return decodeURIComponent(escape(t))}catch{return t}}static extractUrlBase(e){const t=e.lastIndexOf("/");return t===-1?"./":e.slice(0,t+1)}static resolveURL(e,t){return typeof e!="string"||e===""?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}}class lm extends it{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){const e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}class cm extends on{constructor(e){super(e)}load(e,t,n,i){const r=this,o=new $n(r.manager);o.setPath(r.path),o.setRequestHeader(r.requestHeader),o.setWithCredentials(r.withCredentials),o.load(e,function(a){try{t(r.parse(JSON.parse(a)))}catch(l){i?i(l):console.error(l),r.manager.itemError(e)}},n,i)}parse(e){const t={},n={};function i(f,g){if(t[g]!==void 0)return t[g];const m=f.interleavedBuffers[g],p=r(f,m.buffer),y=Us(m.type,p),_=new ka(y,m.stride);return _.uuid=m.uuid,t[g]=_,_}function r(f,g){if(n[g]!==void 0)return n[g];const m=f.arrayBuffers[g],p=new Uint32Array(m).buffer;return n[g]=p,p}const o=e.isInstancedBufferGeometry?new lm:new it,a=e.data.index;if(a!==void 0){const f=Us(a.type,a.array);o.setIndex(new pt(f,1))}const l=e.data.attributes;for(const f in l){const g=l[f];let v;if(g.isInterleavedBufferAttribute){const m=i(e.data,g.data);v=new as(m,g.itemSize,g.offset,g.normalized)}else{const m=Us(g.type,g.array),p=g.isInstancedBufferAttribute?Gs:pt;v=new p(m,g.itemSize,g.normalized)}g.name!==void 0&&(v.name=g.name),g.usage!==void 0&&v.setUsage(g.usage),o.setAttribute(f,v)}const c=e.data.morphAttributes;if(c)for(const f in c){const g=c[f],v=[];for(let m=0,p=g.length;m<p;m++){const y=g[m];let _;if(y.isInterleavedBufferAttribute){const x=i(e.data,y.data);_=new as(x,y.itemSize,y.offset,y.normalized)}else{const x=Us(y.type,y.array);_=new pt(x,y.itemSize,y.normalized)}y.name!==void 0&&(_.name=y.name),v.push(_)}o.morphAttributes[f]=v}e.data.morphTargetsRelative&&(o.morphTargetsRelative=!0);const h=e.data.groups||e.data.drawcalls||e.data.offsets;if(h!==void 0)for(let f=0,g=h.length;f!==g;++f){const v=h[f];o.addGroup(v.start,v.count,v.materialIndex)}const d=e.data.boundingSphere;if(d!==void 0){const f=new N;d.center!==void 0&&f.fromArray(d.center),o.boundingSphere=new Zt(f,d.radius)}return e.name&&(o.name=e.name),e.userData&&(o.userData=e.userData),o}}class fb extends on{constructor(e){super(e)}load(e,t,n,i){const r=this,o=this.path===""?Fc.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||o;const a=new $n(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(l){let c=null;try{c=JSON.parse(l)}catch(h){i!==void 0&&i(h),console.error("THREE:ObjectLoader: Can't parse "+e+".",h.message);return}const u=c.metadata;if(u===void 0||u.type===void 0||u.type.toLowerCase()==="geometry"){i!==void 0&&i(new Error("THREE.ObjectLoader: Can't load "+e)),console.error("THREE.ObjectLoader: Can't load "+e);return}r.parse(c,t)},n,i)}async loadAsync(e,t){const n=this,i=this.path===""?Fc.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||i;const r=new $n(this.manager);r.setPath(this.path),r.setRequestHeader(this.requestHeader),r.setWithCredentials(this.withCredentials);const o=await r.loadAsync(e,t),a=JSON.parse(o),l=a.metadata;if(l===void 0||l.type===void 0||l.type.toLowerCase()==="geometry")throw new Error("THREE.ObjectLoader: Can't load "+e);return await n.parseAsync(a)}parse(e,t){const n=this.parseAnimations(e.animations),i=this.parseShapes(e.shapes),r=this.parseGeometries(e.geometries,i),o=this.parseImages(e.images,function(){t!==void 0&&t(c)}),a=this.parseTextures(e.textures,o),l=this.parseMaterials(e.materials,a),c=this.parseObject(e.object,r,l,a,n),u=this.parseSkeletons(e.skeletons,c);if(this.bindSkeletons(c,u),t!==void 0){let h=!1;for(const d in o)if(o[d].data instanceof HTMLImageElement){h=!0;break}h===!1&&t(c)}return c}async parseAsync(e){const t=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),i=this.parseGeometries(e.geometries,n),r=await this.parseImagesAsync(e.images),o=this.parseTextures(e.textures,r),a=this.parseMaterials(e.materials,o),l=this.parseObject(e.object,i,a,o,t),c=this.parseSkeletons(e.skeletons,l);return this.bindSkeletons(l,c),l}parseShapes(e){const t={};if(e!==void 0)for(let n=0,i=e.length;n<i;n++){const r=new Ei().fromJSON(e[n]);t[r.uuid]=r}return t}parseSkeletons(e,t){const n={},i={};if(t.traverse(function(r){r.isBone&&(i[r.uuid]=r)}),e!==void 0)for(let r=0,o=e.length;r<o;r++){const a=new Ba().fromJSON(e[r],i);n[a.uuid]=a}return n}parseGeometries(e,t){const n={};if(e!==void 0){const i=new cm;for(let r=0,o=e.length;r<o;r++){let a;const l=e[r];switch(l.type){case"BufferGeometry":case"InstancedBufferGeometry":a=i.parse(l);break;default:l.type in dd?a=dd[l.type].fromJSON(l,t):console.warn(`THREE.ObjectLoader: Unsupported geometry type "${l.type}"`)}a.uuid=l.uuid,l.name!==void 0&&(a.name=l.name),l.userData!==void 0&&(a.userData=l.userData),n[l.uuid]=a}}return n}parseMaterials(e,t){const n={},i={};if(e!==void 0){const r=new tl;r.setTextures(t);for(let o=0,a=e.length;o<a;o++){const l=e[o];n[l.uuid]===void 0&&(n[l.uuid]=r.parse(l)),i[l.uuid]=n[l.uuid]}}return i}parseAnimations(e){const t={};if(e!==void 0)for(let n=0;n<e.length;n++){const i=e[n],r=Fr.parse(i);t[r.uuid]=r}return t}parseImages(e,t){const n=this,i={};let r;function o(l){return n.manager.itemStart(l),r.load(l,function(){n.manager.itemEnd(l)},void 0,function(){n.manager.itemError(l),n.manager.itemEnd(l)})}function a(l){if(typeof l=="string"){const c=l,u=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(c)?c:n.resourcePath+c;return o(u)}else return l.data?{data:Us(l.type,l.data),width:l.width,height:l.height}:null}if(e!==void 0&&e.length>0){const l=new Iu(t);r=new kr(l),r.setCrossOrigin(this.crossOrigin);for(let c=0,u=e.length;c<u;c++){const h=e[c],d=h.url;if(Array.isArray(d)){const f=[];for(let g=0,v=d.length;g<v;g++){const m=d[g],p=a(m);p!==null&&(p instanceof HTMLImageElement?f.push(p):f.push(new ri(p.data,p.width,p.height)))}i[h.uuid]=new ji(f)}else{const f=a(h.url);i[h.uuid]=new ji(f)}}}return i}async parseImagesAsync(e){const t=this,n={};let i;async function r(o){if(typeof o=="string"){const a=o,l=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(a)?a:t.resourcePath+a;return await i.loadAsync(l)}else return o.data?{data:Us(o.type,o.data),width:o.width,height:o.height}:null}if(e!==void 0&&e.length>0){i=new kr(this.manager),i.setCrossOrigin(this.crossOrigin);for(let o=0,a=e.length;o<a;o++){const l=e[o],c=l.url;if(Array.isArray(c)){const u=[];for(let h=0,d=c.length;h<d;h++){const f=c[h],g=await r(f);g!==null&&(g instanceof HTMLImageElement?u.push(g):u.push(new ri(g.data,g.width,g.height)))}n[l.uuid]=new ji(u)}else{const u=await r(l.url);n[l.uuid]=new ji(u)}}}return n}parseTextures(e,t){function n(r,o){return typeof r=="number"?r:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",r),o[r])}const i={};if(e!==void 0)for(let r=0,o=e.length;r<o;r++){const a=e[r];a.image===void 0&&console.warn('THREE.ObjectLoader: No "image" specified for',a.uuid),t[a.image]===void 0&&console.warn("THREE.ObjectLoader: Undefined image",a.image);const l=t[a.image],c=l.data;let u;Array.isArray(c)?(u=new qr,c.length===6&&(u.needsUpdate=!0)):(c&&c.data?u=new ri:u=new Pt,c&&(u.needsUpdate=!0)),u.source=l,u.uuid=a.uuid,a.name!==void 0&&(u.name=a.name),a.mapping!==void 0&&(u.mapping=n(a.mapping,pb)),a.channel!==void 0&&(u.channel=a.channel),a.offset!==void 0&&u.offset.fromArray(a.offset),a.repeat!==void 0&&u.repeat.fromArray(a.repeat),a.center!==void 0&&u.center.fromArray(a.center),a.rotation!==void 0&&(u.rotation=a.rotation),a.wrap!==void 0&&(u.wrapS=n(a.wrap[0],gd),u.wrapT=n(a.wrap[1],gd)),a.format!==void 0&&(u.format=a.format),a.internalFormat!==void 0&&(u.internalFormat=a.internalFormat),a.type!==void 0&&(u.type=a.type),a.colorSpace!==void 0&&(u.colorSpace=a.colorSpace),a.minFilter!==void 0&&(u.minFilter=n(a.minFilter,vd)),a.magFilter!==void 0&&(u.magFilter=n(a.magFilter,vd)),a.anisotropy!==void 0&&(u.anisotropy=a.anisotropy),a.flipY!==void 0&&(u.flipY=a.flipY),a.generateMipmaps!==void 0&&(u.generateMipmaps=a.generateMipmaps),a.premultiplyAlpha!==void 0&&(u.premultiplyAlpha=a.premultiplyAlpha),a.unpackAlignment!==void 0&&(u.unpackAlignment=a.unpackAlignment),a.compareFunction!==void 0&&(u.compareFunction=a.compareFunction),a.userData!==void 0&&(u.userData=a.userData),i[a.uuid]=u}return i}parseObject(e,t,n,i,r){let o;function a(d){return t[d]===void 0&&console.warn("THREE.ObjectLoader: Undefined geometry",d),t[d]}function l(d){if(d!==void 0){if(Array.isArray(d)){const f=[];for(let g=0,v=d.length;g<v;g++){const m=d[g];n[m]===void 0&&console.warn("THREE.ObjectLoader: Undefined material",m),f.push(n[m])}return f}return n[d]===void 0&&console.warn("THREE.ObjectLoader: Undefined material",d),n[d]}}function c(d){return i[d]===void 0&&console.warn("THREE.ObjectLoader: Undefined texture",d),i[d]}let u,h;switch(e.type){case"Scene":o=new Fa,e.background!==void 0&&(Number.isInteger(e.background)?o.background=new Pe(e.background):o.background=c(e.background)),e.environment!==void 0&&(o.environment=c(e.environment)),e.fog!==void 0&&(e.fog.type==="Fog"?o.fog=new Oa(e.fog.color,e.fog.near,e.fog.far):e.fog.type==="FogExp2"&&(o.fog=new Ua(e.fog.color,e.fog.density)),e.fog.name!==""&&(o.fog.name=e.fog.name)),e.backgroundBlurriness!==void 0&&(o.backgroundBlurriness=e.backgroundBlurriness),e.backgroundIntensity!==void 0&&(o.backgroundIntensity=e.backgroundIntensity),e.backgroundRotation!==void 0&&o.backgroundRotation.fromArray(e.backgroundRotation),e.environmentIntensity!==void 0&&(o.environmentIntensity=e.environmentIntensity),e.environmentRotation!==void 0&&o.environmentRotation.fromArray(e.environmentRotation);break;case"PerspectiveCamera":o=new Ut(e.fov,e.aspect,e.near,e.far),e.focus!==void 0&&(o.focus=e.focus),e.zoom!==void 0&&(o.zoom=e.zoom),e.filmGauge!==void 0&&(o.filmGauge=e.filmGauge),e.filmOffset!==void 0&&(o.filmOffset=e.filmOffset),e.view!==void 0&&(o.view=Object.assign({},e.view));break;case"OrthographicCamera":o=new Na(e.left,e.right,e.top,e.bottom,e.near,e.far),e.zoom!==void 0&&(o.zoom=e.zoom),e.view!==void 0&&(o.view=Object.assign({},e.view));break;case"AmbientLight":o=new sm(e.color,e.intensity);break;case"DirectionalLight":o=new im(e.color,e.intensity);break;case"PointLight":o=new nm(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":o=new rm(e.color,e.intensity,e.width,e.height);break;case"SpotLight":o=new tm(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay);break;case"HemisphereLight":o=new em(e.color,e.groundColor,e.intensity);break;case"LightProbe":o=new am().fromJSON(e);break;case"SkinnedMesh":u=a(e.geometry),h=l(e.material),o=new wp(u,h),e.bindMode!==void 0&&(o.bindMode=e.bindMode),e.bindMatrix!==void 0&&o.bindMatrix.fromArray(e.bindMatrix),e.skeleton!==void 0&&(o.skeleton=e.skeleton);break;case"Mesh":u=a(e.geometry),h=l(e.material),o=new Nt(u,h);break;case"InstancedMesh":u=a(e.geometry),h=l(e.material);const d=e.count,f=e.instanceMatrix,g=e.instanceColor;o=new Ap(u,h,d),o.instanceMatrix=new Gs(new Float32Array(f.array),16),g!==void 0&&(o.instanceColor=new Gs(new Float32Array(g.array),g.itemSize));break;case"BatchedMesh":u=a(e.geometry),h=l(e.material),o=new Tp(e.maxGeometryCount,e.maxVertexCount,e.maxIndexCount,h),o.geometry=u,o.perObjectFrustumCulled=e.perObjectFrustumCulled,o.sortObjects=e.sortObjects,o._drawRanges=e.drawRanges,o._reservedRanges=e.reservedRanges,o._visibility=e.visibility,o._active=e.active,o._bounds=e.bounds.map(v=>{const m=new sn;m.min.fromArray(v.boxMin),m.max.fromArray(v.boxMax);const p=new Zt;return p.radius=v.sphereRadius,p.center.fromArray(v.sphereCenter),{boxInitialized:v.boxInitialized,box:m,sphereInitialized:v.sphereInitialized,sphere:p}}),o._maxGeometryCount=e.maxGeometryCount,o._maxVertexCount=e.maxVertexCount,o._maxIndexCount=e.maxIndexCount,o._geometryInitialized=e.geometryInitialized,o._geometryCount=e.geometryCount,o._matricesTexture=c(e.matricesTexture.uuid),e.colorsTexture!==void 0&&(o._colorsTexture=c(e.colorsTexture.uuid));break;case"LOD":o=new Sp;break;case"Line":o=new Pi(a(e.geometry),l(e.material));break;case"LineLoop":o=new Ep(a(e.geometry),l(e.material));break;case"LineSegments":o=new qn(a(e.geometry),l(e.material));break;case"PointCloud":case"Points":o=new Cp(a(e.geometry),l(e.material));break;case"Sprite":o=new bp(l(e.material));break;case"Group":o=new Fs;break;case"Bone":o=new yu;break;default:o=new ct}if(o.uuid=e.uuid,e.name!==void 0&&(o.name=e.name),e.matrix!==void 0?(o.matrix.fromArray(e.matrix),e.matrixAutoUpdate!==void 0&&(o.matrixAutoUpdate=e.matrixAutoUpdate),o.matrixAutoUpdate&&o.matrix.decompose(o.position,o.quaternion,o.scale)):(e.position!==void 0&&o.position.fromArray(e.position),e.rotation!==void 0&&o.rotation.fromArray(e.rotation),e.quaternion!==void 0&&o.quaternion.fromArray(e.quaternion),e.scale!==void 0&&o.scale.fromArray(e.scale)),e.up!==void 0&&o.up.fromArray(e.up),e.castShadow!==void 0&&(o.castShadow=e.castShadow),e.receiveShadow!==void 0&&(o.receiveShadow=e.receiveShadow),e.shadow&&(e.shadow.bias!==void 0&&(o.shadow.bias=e.shadow.bias),e.shadow.normalBias!==void 0&&(o.shadow.normalBias=e.shadow.normalBias),e.shadow.radius!==void 0&&(o.shadow.radius=e.shadow.radius),e.shadow.mapSize!==void 0&&o.shadow.mapSize.fromArray(e.shadow.mapSize),e.shadow.camera!==void 0&&(o.shadow.camera=this.parseObject(e.shadow.camera))),e.visible!==void 0&&(o.visible=e.visible),e.frustumCulled!==void 0&&(o.frustumCulled=e.frustumCulled),e.renderOrder!==void 0&&(o.renderOrder=e.renderOrder),e.userData!==void 0&&(o.userData=e.userData),e.layers!==void 0&&(o.layers.mask=e.layers),e.children!==void 0){const d=e.children;for(let f=0;f<d.length;f++)o.add(this.parseObject(d[f],t,n,i,r))}if(e.animations!==void 0){const d=e.animations;for(let f=0;f<d.length;f++){const g=d[f];o.animations.push(r[g])}}if(e.type==="LOD"){e.autoUpdate!==void 0&&(o.autoUpdate=e.autoUpdate);const d=e.levels;for(let f=0;f<d.length;f++){const g=d[f],v=o.getObjectByProperty("uuid",g.object);v!==void 0&&o.addLevel(v,g.distance,g.hysteresis)}}return o}bindSkeletons(e,t){Object.keys(t).length!==0&&e.traverse(function(n){if(n.isSkinnedMesh===!0&&n.skeleton!==void 0){const i=t[n.skeleton];i===void 0?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",n.skeleton):n.bind(i,n.bindMatrix)}})}}const pb={UVMapping:Ca,CubeReflectionMapping:ai,CubeRefractionMapping:Ci,EquirectangularReflectionMapping:yr,EquirectangularRefractionMapping:xr,CubeUVReflectionMapping:Ws},gd={RepeatWrapping:Mr,ClampToEdgeWrapping:Mn,MirroredRepeatWrapping:br},vd={NearestFilter:Gt,NearestMipmapNearestFilter:Qc,NearestMipmapLinearFilter:Ds,LinearFilter:Ot,LinearMipmapNearestFilter:hr,LinearMipmapLinearFilter:zn};class mb extends on{constructor(e){super(e),this.isImageBitmapLoader=!0,typeof createImageBitmap>"u"&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(e){return this.options=e,this}load(e,t,n,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const r=this,o=ii.get(e);if(o!==void 0){if(r.manager.itemStart(e),o.then){o.then(c=>{t&&t(c),r.manager.itemEnd(e)}).catch(c=>{i&&i(c)});return}return setTimeout(function(){t&&t(o),r.manager.itemEnd(e)},0),o}const a={};a.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",a.headers=this.requestHeader;const l=fetch(e,a).then(function(c){return c.blob()}).then(function(c){return createImageBitmap(c,Object.assign(r.options,{colorSpaceConversion:"none"}))}).then(function(c){return ii.add(e,c),t&&t(c),r.manager.itemEnd(e),c}).catch(function(c){i&&i(c),ii.remove(e),r.manager.itemError(e),r.manager.itemEnd(e)});ii.add(e,l),r.manager.itemStart(e)}}let Xo;class Nu{static getContext(){return Xo===void 0&&(Xo=new(window.AudioContext||window.webkitAudioContext)),Xo}static setContext(e){Xo=e}}class gb extends on{constructor(e){super(e)}load(e,t,n,i){const r=this,o=new $n(this.manager);o.setResponseType("arraybuffer"),o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,function(l){try{const c=l.slice(0);Nu.getContext().decodeAudioData(c,function(h){t(h)}).catch(a)}catch(c){a(c)}},n,i);function a(l){i?i(l):console.error(l),r.manager.itemError(e)}}}const _d=new qe,yd=new qe,Gi=new qe;class vb{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Ut,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Ut,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(e){const t=this._cache;if(t.focus!==e.focus||t.fov!==e.fov||t.aspect!==e.aspect*this.aspect||t.near!==e.near||t.far!==e.far||t.zoom!==e.zoom||t.eyeSep!==this.eyeSep){t.focus=e.focus,t.fov=e.fov,t.aspect=e.aspect*this.aspect,t.near=e.near,t.far=e.far,t.zoom=e.zoom,t.eyeSep=this.eyeSep,Gi.copy(e.projectionMatrix);const i=t.eyeSep/2,r=i*t.near/t.focus,o=t.near*Math.tan(ns*t.fov*.5)/t.zoom;let a,l;yd.elements[12]=-i,_d.elements[12]=i,a=-o*t.aspect+r,l=o*t.aspect+r,Gi.elements[0]=2*t.near/(l-a),Gi.elements[8]=(l+a)/(l-a),this.cameraL.projectionMatrix.copy(Gi),a=-o*t.aspect-r,l=o*t.aspect-r,Gi.elements[0]=2*t.near/(l-a),Gi.elements[8]=(l+a)/(l-a),this.cameraR.projectionMatrix.copy(Gi)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(yd),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(_d)}}class nl{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=xd(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const t=xd();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function xd(){return(typeof performance>"u"?Date:performance).now()}const Wi=new N,Md=new hn,_b=new N,$i=new N;class yb extends ct{constructor(){super(),this.type="AudioListener",this.context=Nu.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new nl}getInput(){return this.gain}removeFilter(){return this.filter!==null&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(e){return this.filter!==null?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}updateMatrixWorld(e){super.updateMatrixWorld(e);const t=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(Wi,Md,_b),$i.set(0,0,-1).applyQuaternion(Md),t.positionX){const i=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(Wi.x,i),t.positionY.linearRampToValueAtTime(Wi.y,i),t.positionZ.linearRampToValueAtTime(Wi.z,i),t.forwardX.linearRampToValueAtTime($i.x,i),t.forwardY.linearRampToValueAtTime($i.y,i),t.forwardZ.linearRampToValueAtTime($i.z,i),t.upX.linearRampToValueAtTime(n.x,i),t.upY.linearRampToValueAtTime(n.y,i),t.upZ.linearRampToValueAtTime(n.z,i)}else t.setPosition(Wi.x,Wi.y,Wi.z),t.setOrientation($i.x,$i.y,$i.z,n.x,n.y,n.z)}}class um extends ct{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(e=0){if(this.isPlaying===!0){console.warn("THREE.Audio: Audio is already playing.");return}if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}this._startedAt=this.context.currentTime+e;const t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.isPlaying===!0&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,this.loop===!0&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this}stop(){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this._progress=0,this.source!==null&&(this.source.stop(),this.source.onended=null),this.isPlaying=!1,this}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(this._connected!==!1){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}}getFilters(){return this.filters}setFilters(e){return e||(e=[]),this._connected===!0?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){return this.detune=e,this.isPlaying===!0&&this.source.detune!==void 0&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.playbackRate=e,this.isPlaying===!0&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return this.hasPlaybackControl===!1?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(this.hasPlaybackControl===!1){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.loop=e,this.isPlaying===!0&&(this.source.loop=this.loop),this}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}}const Xi=new N,bd=new hn,xb=new N,qi=new N;class Mb extends um{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}connect(){super.connect(),this.panner.connect(this.gain)}disconnect(){super.disconnect(),this.panner.disconnect(this.gain)}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(e){return this.panner.refDistance=e,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(e){return this.panner.rolloffFactor=e,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(e){return this.panner.distanceModel=e,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(e){return this.panner.maxDistance=e,this}setDirectionalCone(e,t,n){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=n,this}updateMatrixWorld(e){if(super.updateMatrixWorld(e),this.hasPlaybackControl===!0&&this.isPlaying===!1)return;this.matrixWorld.decompose(Xi,bd,xb),qi.set(0,0,1).applyQuaternion(bd);const t=this.panner;if(t.positionX){const n=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(Xi.x,n),t.positionY.linearRampToValueAtTime(Xi.y,n),t.positionZ.linearRampToValueAtTime(Xi.z,n),t.orientationX.linearRampToValueAtTime(qi.x,n),t.orientationY.linearRampToValueAtTime(qi.y,n),t.orientationZ.linearRampToValueAtTime(qi.z,n)}else t.setPosition(Xi.x,Xi.y,Xi.z),t.setOrientation(qi.x,qi.y,qi.z)}}class bb{constructor(e,t=2048){this.analyser=e.context.createAnalyser(),this.analyser.fftSize=t,this.data=new Uint8Array(this.analyser.frequencyBinCount),e.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let e=0;const t=this.getFrequencyData();for(let n=0;n<t.length;n++)e+=t[n];return e/t.length}}class hm{constructor(e,t,n){this.binding=e,this.valueSize=n;let i,r,o;switch(t){case"quaternion":i=this._slerp,r=this._slerpAdditive,o=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(n*6),this._workIndex=5;break;case"string":case"bool":i=this._select,r=this._select,o=this._setAdditiveIdentityOther,this.buffer=new Array(n*5);break;default:i=this._lerp,r=this._lerpAdditive,o=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(n*5)}this._mixBufferRegion=i,this._mixBufferRegionAdditive=r,this._setIdentity=o,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){const n=this.buffer,i=this.valueSize,r=e*i+i;let o=this.cumulativeWeight;if(o===0){for(let a=0;a!==i;++a)n[r+a]=n[a];o=t}else{o+=t;const a=t/o;this._mixBufferRegion(n,r,0,a,i)}this.cumulativeWeight=o}accumulateAdditive(e){const t=this.buffer,n=this.valueSize,i=n*this._addIndex;this.cumulativeWeightAdditive===0&&this._setIdentity(),this._mixBufferRegionAdditive(t,i,0,e,n),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,n=this.buffer,i=e*t+t,r=this.cumulativeWeight,o=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){const l=t*this._origIndex;this._mixBufferRegion(n,i,l,1-r,t)}o>0&&this._mixBufferRegionAdditive(n,i,this._addIndex*t,1,t);for(let l=t,c=t+t;l!==c;++l)if(n[l]!==n[l+t]){a.setValue(n,i);break}}saveOriginalState(){const e=this.binding,t=this.buffer,n=this.valueSize,i=n*this._origIndex;e.getValue(t,i);for(let r=n,o=i;r!==o;++r)t[r]=t[i+r%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=this.valueSize*3;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let n=e;n<t;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,i,r){if(i>=.5)for(let o=0;o!==r;++o)e[t+o]=e[n+o]}_slerp(e,t,n,i){hn.slerpFlat(e,t,e,t,e,n,i)}_slerpAdditive(e,t,n,i,r){const o=this._workIndex*r;hn.multiplyQuaternionsFlat(e,o,e,t,e,n),hn.slerpFlat(e,t,e,t,e,o,i)}_lerp(e,t,n,i,r){const o=1-i;for(let a=0;a!==r;++a){const l=t+a;e[l]=e[l]*o+e[n+a]*i}}_lerpAdditive(e,t,n,i,r){for(let o=0;o!==r;++o){const a=t+o;e[a]=e[a]+e[n+o]*i}}}const Du="\\[\\]\\.:\\/",Sb=new RegExp("["+Du+"]","g"),Uu="[^"+Du+"]",wb="[^"+Du.replace("\\.","")+"]",Ab=/((?:WC+[\/:])*)/.source.replace("WC",Uu),Tb=/(WCOD+)?/.source.replace("WCOD",wb),Eb=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Uu),Cb=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Uu),Pb=new RegExp("^"+Ab+Tb+Eb+Cb+"$"),Rb=["material","materials","bones","map"];class Ib{constructor(e,t,n){const i=n||lt.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,i)}getValue(e,t){this.bind();const n=this._targetGroup.nCachedObjects_,i=this._bindings[n];i!==void 0&&i.getValue(e,t)}setValue(e,t){const n=this._bindings;for(let i=this._targetGroup.nCachedObjects_,r=n.length;i!==r;++i)n[i].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}}class lt{constructor(e,t,n){this.path=t,this.parsedPath=n||lt.parseTrackName(t),this.node=lt.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new lt.Composite(e,t,n):new lt(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(Sb,"")}static parseTrackName(e){const t=Pb.exec(e);if(t===null)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(i!==void 0&&i!==-1){const r=n.nodeName.substring(i+1);Rb.indexOf(r)!==-1&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=r)}if(n.propertyName===null||n.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}static findNode(e,t){if(t===void 0||t===""||t==="."||t===-1||t===e.name||t===e.uuid)return e;if(e.skeleton){const n=e.skeleton.getBoneByName(t);if(n!==void 0)return n}if(e.children){const n=function(r){for(let o=0;o<r.length;o++){const a=r[o];if(a.name===t||a.uuid===t)return a;const l=n(a.children);if(l)return l}return null},i=n(e.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)e[t++]=n[i]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const n=this.resolvedProperty;for(let i=0,r=n.length;i!==r;++i)n[i]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,n=t.objectName,i=t.propertyName;let r=t.propertyIndex;if(e||(e=lt.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");return}if(n){let c=t.objectIndex;switch(n){case"materials":if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);return}e=e.material.materials;break;case"bones":if(!e.skeleton){console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}e=e.skeleton.bones;for(let u=0;u<e.length;u++)if(e[u].name===c){c=u;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.map){console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);return}e=e.material.map;break;default:if(e[n]===void 0){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[n]}if(c!==void 0){if(e[c]===void 0){console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[c]}}const o=e[i];if(o===void 0){const c=t.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+c+"."+i+" but it wasn't found.",e);return}let a=this.Versioning.None;this.targetObject=e,e.needsUpdate!==void 0?a=this.Versioning.NeedsUpdate:e.matrixWorldNeedsUpdate!==void 0&&(a=this.Versioning.MatrixWorldNeedsUpdate);let l=this.BindingType.Direct;if(r!==void 0){if(i==="morphTargetInfluences"){if(!e.geometry){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(!e.geometry.morphAttributes){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}e.morphTargetDictionary[r]!==void 0&&(r=e.morphTargetDictionary[r])}l=this.BindingType.ArrayElement,this.resolvedProperty=o,this.propertyIndex=r}else o.fromArray!==void 0&&o.toArray!==void 0?(l=this.BindingType.HasFromToArray,this.resolvedProperty=o):Array.isArray(o)?(l=this.BindingType.EntireArray,this.resolvedProperty=o):this.propertyName=i;this.getValue=this.GetterByBindingType[l],this.setValue=this.SetterByBindingTypeAndVersioning[l][a]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}lt.Composite=Ib;lt.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};lt.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};lt.prototype.GetterByBindingType=[lt.prototype._getValue_direct,lt.prototype._getValue_array,lt.prototype._getValue_arrayElement,lt.prototype._getValue_toArray];lt.prototype.SetterByBindingTypeAndVersioning=[[lt.prototype._setValue_direct,lt.prototype._setValue_direct_setNeedsUpdate,lt.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[lt.prototype._setValue_array,lt.prototype._setValue_array_setNeedsUpdate,lt.prototype._setValue_array_setMatrixWorldNeedsUpdate],[lt.prototype._setValue_arrayElement,lt.prototype._setValue_arrayElement_setNeedsUpdate,lt.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[lt.prototype._setValue_fromArray,lt.prototype._setValue_fromArray_setNeedsUpdate,lt.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class Lb{constructor(){this.isAnimationObjectGroup=!0,this.uuid=vn(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const e={};this._indicesByUUID=e;for(let n=0,i=arguments.length;n!==i;++n)e[arguments[n].uuid]=n;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const t=this;this.stats={objects:{get total(){return t._objects.length},get inUse(){return this.total-t.nCachedObjects_}},get bindingsPerObject(){return t._bindings.length}}}add(){const e=this._objects,t=this._indicesByUUID,n=this._paths,i=this._parsedPaths,r=this._bindings,o=r.length;let a,l=e.length,c=this.nCachedObjects_;for(let u=0,h=arguments.length;u!==h;++u){const d=arguments[u],f=d.uuid;let g=t[f];if(g===void 0){g=l++,t[f]=g,e.push(d);for(let v=0,m=o;v!==m;++v)r[v].push(new lt(d,n[v],i[v]))}else if(g<c){a=e[g];const v=--c,m=e[v];t[m.uuid]=g,e[g]=m,t[f]=v,e[v]=d;for(let p=0,y=o;p!==y;++p){const _=r[p],x=_[v];let A=_[g];_[g]=x,A===void 0&&(A=new lt(d,n[p],i[p])),_[v]=A}}else e[g]!==a&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=c}remove(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_;for(let o=0,a=arguments.length;o!==a;++o){const l=arguments[o],c=l.uuid,u=t[c];if(u!==void 0&&u>=r){const h=r++,d=e[h];t[d.uuid]=u,e[u]=d,t[c]=h,e[h]=l;for(let f=0,g=i;f!==g;++f){const v=n[f],m=v[h],p=v[u];v[u]=m,v[h]=p}}}this.nCachedObjects_=r}uncache(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_,o=e.length;for(let a=0,l=arguments.length;a!==l;++a){const c=arguments[a],u=c.uuid,h=t[u];if(h!==void 0)if(delete t[u],h<r){const d=--r,f=e[d],g=--o,v=e[g];t[f.uuid]=h,e[h]=f,t[v.uuid]=d,e[d]=v,e.pop();for(let m=0,p=i;m!==p;++m){const y=n[m],_=y[d],x=y[g];y[h]=_,y[d]=x,y.pop()}}else{const d=--o,f=e[d];d>0&&(t[f.uuid]=h),e[h]=f,e.pop();for(let g=0,v=i;g!==v;++g){const m=n[g];m[h]=m[d],m.pop()}}}this.nCachedObjects_=r}subscribe_(e,t){const n=this._bindingsIndicesByPath;let i=n[e];const r=this._bindings;if(i!==void 0)return r[i];const o=this._paths,a=this._parsedPaths,l=this._objects,c=l.length,u=this.nCachedObjects_,h=new Array(c);i=r.length,n[e]=i,o.push(e),a.push(t),r.push(h);for(let d=u,f=l.length;d!==f;++d){const g=l[d];h[d]=new lt(g,e,t)}return h}unsubscribe_(e){const t=this._bindingsIndicesByPath,n=t[e];if(n!==void 0){const i=this._paths,r=this._parsedPaths,o=this._bindings,a=o.length-1,l=o[a],c=e[a];t[c]=n,o[n]=l,o.pop(),r[n]=r[a],r.pop(),i[n]=i[a],i.pop()}}}class dm{constructor(e,t,n=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=i;const r=t.tracks,o=r.length,a=new Array(o),l={endingStart:Ji,endingEnd:Ji};for(let c=0;c!==o;++c){const u=r[c].createInterpolant(null);a[c]=u,u.settings=l}this._interpolantSettings=l,this._interpolants=a,this._propertyBindings=new Array(o),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Wf,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&&this.timeScale!==0&&this._startTime===null&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,n){if(e.fadeOut(t),this.fadeIn(t),n){const i=this._clip.duration,r=e._clip.duration,o=r/i,a=i/r;e.warp(1,o,t),this.warp(a,1,t)}return this}crossFadeTo(e,t,n){return e.crossFadeFrom(this,t,n)}stopFading(){const e=this._weightInterpolant;return e!==null&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,n){const i=this._mixer,r=i.time,o=this.timeScale;let a=this._timeScaleInterpolant;a===null&&(a=i._lendControlInterpolant(),this._timeScaleInterpolant=a);const l=a.parameterPositions,c=a.sampleValues;return l[0]=r,l[1]=r+n,c[0]=e/o,c[1]=t/o,this}stopWarping(){const e=this._timeScaleInterpolant;return e!==null&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,n,i){if(!this.enabled){this._updateWeight(e);return}const r=this._startTime;if(r!==null){const l=(e-r)*n;l<0||n===0?t=0:(this._startTime=null,t=n*l)}t*=this._updateTimeScale(e);const o=this._updateTime(t),a=this._updateWeight(e);if(a>0){const l=this._interpolants,c=this._propertyBindings;switch(this.blendMode){case au:for(let u=0,h=l.length;u!==h;++u)l[u].evaluate(o),c[u].accumulateAdditive(a);break;case Pa:default:for(let u=0,h=l.length;u!==h;++u)l[u].evaluate(o),c[u].accumulate(i,a)}}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const n=this._weightInterpolant;if(n!==null){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopFading(),i===0&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const n=this._timeScaleInterpolant;if(n!==null){const i=n.evaluate(e)[0];t*=i,e>n.parameterPositions[1]&&(this.stopWarping(),t===0?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,n=this.loop;let i=this.time+e,r=this._loopCount;const o=n===$f;if(e===0)return r===-1?i:o&&(r&1)===1?t-i:i;if(n===Gf){r===-1&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(i>=t)i=t;else if(i<0)i=0;else{this.time=i;break e}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(r===-1&&(e>=0?(r=0,this._setEndings(!0,this.repetitions===0,o)):this._setEndings(this.repetitions===0,!0,o)),i>=t||i<0){const a=Math.floor(i/t);i-=t*a,r+=Math.abs(a);const l=this.repetitions-r;if(l<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=e>0?t:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(l===1){const c=e<0;this._setEndings(c,!c,o)}else this._setEndings(!1,!1,o);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:a})}}else this.time=i;if(o&&(r&1)===1)return t-i}return i}_setEndings(e,t,n){const i=this._interpolantSettings;n?(i.endingStart=Ki,i.endingEnd=Ki):(e?i.endingStart=this.zeroSlopeAtStart?Ki:Ji:i.endingStart=Ar,t?i.endingEnd=this.zeroSlopeAtEnd?Ki:Ji:i.endingEnd=Ar)}_scheduleFading(e,t,n){const i=this._mixer,r=i.time;let o=this._weightInterpolant;o===null&&(o=i._lendControlInterpolant(),this._weightInterpolant=o);const a=o.parameterPositions,l=o.sampleValues;return a[0]=r,l[0]=t,a[1]=r+e,l[1]=n,this}}const Nb=new Float32Array(1);class Db extends ui{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const n=e._localRoot||this._root,i=e._clip.tracks,r=i.length,o=e._propertyBindings,a=e._interpolants,l=n.uuid,c=this._bindingsByRootAndName;let u=c[l];u===void 0&&(u={},c[l]=u);for(let h=0;h!==r;++h){const d=i[h],f=d.name;let g=u[f];if(g!==void 0)++g.referenceCount,o[h]=g;else{if(g=o[h],g!==void 0){g._cacheIndex===null&&(++g.referenceCount,this._addInactiveBinding(g,l,f));continue}const v=t&&t._propertyBindings[h].binding.parsedPath;g=new hm(lt.create(n,f,v),d.ValueTypeName,d.getValueSize()),++g.referenceCount,this._addInactiveBinding(g,l,f),o[h]=g}a[h].resultBuffer=g.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(e._cacheIndex===null){const n=(e._localRoot||this._root).uuid,i=e._clip.uuid,r=this._actionsByClip[i];this._bindAction(e,r&&r.knownActions[0]),this._addInactiveAction(e,i,n)}const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const r=t[n];r.useCount++===0&&(this._lendBinding(r),r.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const r=t[n];--r.useCount===0&&(r.restoreOriginalState(),this._takeBackBinding(r))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return t!==null&&t<this._nActiveActions}_addInactiveAction(e,t,n){const i=this._actions,r=this._actionsByClip;let o=r[t];if(o===void 0)o={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,r[t]=o;else{const a=o.knownActions;e._byClipCacheIndex=a.length,a.push(e)}e._cacheIndex=i.length,i.push(e),o.actionByRoot[n]=e}_removeInactiveAction(e){const t=this._actions,n=t[t.length-1],i=e._cacheIndex;n._cacheIndex=i,t[i]=n,t.pop(),e._cacheIndex=null;const r=e._clip.uuid,o=this._actionsByClip,a=o[r],l=a.knownActions,c=l[l.length-1],u=e._byClipCacheIndex;c._byClipCacheIndex=u,l[u]=c,l.pop(),e._byClipCacheIndex=null;const h=a.actionByRoot,d=(e._localRoot||this._root).uuid;delete h[d],l.length===0&&delete o[r],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let n=0,i=t.length;n!==i;++n){const r=t[n];--r.referenceCount===0&&this._removeInactiveBinding(r)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,i=this._nActiveActions++,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,i=--this._nActiveActions,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_addInactiveBinding(e,t,n){const i=this._bindingsByRootAndName,r=this._bindings;let o=i[t];o===void 0&&(o={},i[t]=o),o[n]=e,e._cacheIndex=r.length,r.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,i=n.rootNode.uuid,r=n.path,o=this._bindingsByRootAndName,a=o[i],l=t[t.length-1],c=e._cacheIndex;l._cacheIndex=c,t[c]=l,t.pop(),delete a[r],Object.keys(a).length===0&&delete o[i]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,i=this._nActiveBindings++,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,i=--this._nActiveBindings,r=t[i];e._cacheIndex=i,t[i]=e,r._cacheIndex=n,t[n]=r}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return n===void 0&&(n=new Pu(new Float32Array(2),new Float32Array(2),1,Nb),n.__cacheIndex=t,e[t]=n),n}_takeBackControlInterpolant(e){const t=this._controlInterpolants,n=e.__cacheIndex,i=--this._nActiveControlInterpolants,r=t[i];e.__cacheIndex=i,t[i]=e,r.__cacheIndex=n,t[n]=r}clipAction(e,t,n){const i=t||this._root,r=i.uuid;let o=typeof e=="string"?Fr.findByName(i,e):e;const a=o!==null?o.uuid:e,l=this._actionsByClip[a];let c=null;if(n===void 0&&(o!==null?n=o.blendMode:n=Pa),l!==void 0){const h=l.actionByRoot[r];if(h!==void 0&&h.blendMode===n)return h;c=l.knownActions[0],o===null&&(o=c._clip)}if(o===null)return null;const u=new dm(this,o,t,n);return this._bindAction(u,c),this._addInactiveAction(u,a,r),u}existingAction(e,t){const n=t||this._root,i=n.uuid,r=typeof e=="string"?Fr.findByName(n,e):e,o=r?r.uuid:e,a=this._actionsByClip[o];return a!==void 0&&a.actionByRoot[i]||null}stopAllAction(){const e=this._actions,t=this._nActiveActions;for(let n=t-1;n>=0;--n)e[n].stop();return this}update(e){e*=this.timeScale;const t=this._actions,n=this._nActiveActions,i=this.time+=e,r=Math.sign(e),o=this._accuIndex^=1;for(let c=0;c!==n;++c)t[c]._update(i,e,r,o);const a=this._bindings,l=this._nActiveBindings;for(let c=0;c!==l;++c)a[c].apply(o);return this}setTime(e){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,n=e.uuid,i=this._actionsByClip,r=i[n];if(r!==void 0){const o=r.knownActions;for(let a=0,l=o.length;a!==l;++a){const c=o[a];this._deactivateAction(c);const u=c._cacheIndex,h=t[t.length-1];c._cacheIndex=null,c._byClipCacheIndex=null,h._cacheIndex=u,t[u]=h,t.pop(),this._removeInactiveBindingsForAction(c)}delete i[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const o in n){const a=n[o].actionByRoot,l=a[t];l!==void 0&&(this._deactivateAction(l),this._removeInactiveAction(l))}const i=this._bindingsByRootAndName,r=i[t];if(r!==void 0)for(const o in r){const a=r[o];a.restoreOriginalState(),this._removeInactiveBinding(a)}}uncacheAction(e,t){const n=this.existingAction(e,t);n!==null&&(this._deactivateAction(n),this._removeInactiveAction(n))}}class Ou{constructor(e){this.value=e}clone(){return new Ou(this.value.clone===void 0?this.value:this.value.clone())}}let Ub=0;class Ob extends ui{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:Ub++}),this.name="",this.usage=Pr,this.uniforms=[]}add(e){return this.uniforms.push(e),this}remove(e){const t=this.uniforms.indexOf(e);return t!==-1&&this.uniforms.splice(t,1),this}setName(e){return this.name=e,this}setUsage(e){return this.usage=e,this}dispose(){return this.dispatchEvent({type:"dispose"}),this}copy(e){this.name=e.name,this.usage=e.usage;const t=e.uniforms;this.uniforms.length=0;for(let n=0,i=t.length;n<i;n++){const r=Array.isArray(t[n])?t[n]:[t[n]];for(let o=0;o<r.length;o++)this.uniforms.push(r[o].clone())}return this}clone(){return new this.constructor().copy(this)}}class Fb extends ka{constructor(e,t,n=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=n}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){const t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){const t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}}class kb{constructor(e,t,n,i,r){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=n,this.elementSize=i,this.count=r,this.version=0}set needsUpdate(e){e===!0&&this.version++}setBuffer(e){return this.buffer=e,this}setType(e,t){return this.type=e,this.elementSize=t,this}setItemSize(e){return this.itemSize=e,this}setCount(e){return this.count=e,this}}const Sd=new qe;class fm{constructor(e,t,n=0,i=1/0){this.ray=new $s(e,t),this.near=n,this.far=i,this.camera=null,this.layers=new La,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)}setFromXRController(e){return Sd.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(Sd),this}intersectObject(e,t=!0,n=[]){return kc(e,this,n,t),n.sort(wd),n}intersectObjects(e,t=!0,n=[]){for(let i=0,r=e.length;i<r;i++)kc(e[i],this,n,t);return n.sort(wd),n}}function wd(s,e){return s.distance-e.distance}function kc(s,e,t,n){let i=!0;if(s.layers.test(e.layers)&&s.raycast(e,t)===!1&&(i=!1),i===!0&&n===!0){const r=s.children;for(let o=0,a=r.length;o<a;o++)kc(r[o],e,t,!0)}}class Bb{constructor(e=1,t=0,n=0){return this.radius=e,this.phi=t,this.theta=n,this}set(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),this.radius===0?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(Et(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}class zb{constructor(e=1,t=0,n=0){return this.radius=e,this.theta=t,this.y=n,this}set(e,t,n){return this.radius=e,this.theta=t,this.y=n,this}copy(e){return this.radius=e.radius,this.theta=e.theta,this.y=e.y,this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+n*n),this.theta=Math.atan2(e,n),this.y=t,this}clone(){return new this.constructor().copy(this)}}const Ad=new se;class pm{constructor(e=new se(1/0,1/0),t=new se(-1/0,-1/0)){this.isBox2=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Ad.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y}getCenter(e){return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y)}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Ad).distanceTo(e)}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Td=new N,qo=new N;class Vb{constructor(e=new N,t=new N){this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){Td.subVectors(e,this.start),qo.subVectors(this.end,this.start);const n=qo.dot(qo);let r=qo.dot(Td)/n;return t&&(r=Et(r,0,1)),r}closestPointToPoint(e,t,n){const i=this.closestPointToPointParameter(e,t);return this.delta(n).multiplyScalar(i).add(this.start)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return new this.constructor().copy(this)}}const Ed=new N;class Hb extends ct{constructor(e,t){super(),this.light=e,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const n=new it,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let o=0,a=1,l=32;o<l;o++,a++){const c=o/l*Math.PI*2,u=a/l*Math.PI*2;i.push(Math.cos(c),Math.sin(c),1,Math.cos(u),Math.sin(u),1)}n.setAttribute("position",new Ne(i,3));const r=new rn({fog:!1,toneMapped:!1});this.cone=new qn(n,r),this.add(this.cone),this.update()}dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),this.parent?(this.parent.updateWorldMatrix(!0),this.matrix.copy(this.parent.matrixWorld).invert().multiply(this.light.matrixWorld)):this.matrix.copy(this.light.matrixWorld),this.matrixWorld.copy(this.light.matrixWorld);const e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),Ed.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(Ed),this.color!==void 0?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}const bi=new N,Yo=new qe,ql=new qe;class Gb extends qn{constructor(e){const t=mm(e),n=new it,i=[],r=[],o=new Pe(0,0,1),a=new Pe(0,1,0);for(let c=0;c<t.length;c++){const u=t[c];u.parent&&u.parent.isBone&&(i.push(0,0,0),i.push(0,0,0),r.push(o.r,o.g,o.b),r.push(a.r,a.g,a.b))}n.setAttribute("position",new Ne(i,3)),n.setAttribute("color",new Ne(r,3));const l=new rn({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0});super(n,l),this.isSkeletonHelper=!0,this.type="SkeletonHelper",this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1}updateMatrixWorld(e){const t=this.bones,n=this.geometry,i=n.getAttribute("position");ql.copy(this.root.matrixWorld).invert();for(let r=0,o=0;r<t.length;r++){const a=t[r];a.parent&&a.parent.isBone&&(Yo.multiplyMatrices(ql,a.matrixWorld),bi.setFromMatrixPosition(Yo),i.setXYZ(o,bi.x,bi.y,bi.z),Yo.multiplyMatrices(ql,a.parent.matrixWorld),bi.setFromMatrixPosition(Yo),i.setXYZ(o+1,bi.x,bi.y,bi.z),o+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose()}}function mm(s){const e=[];s.isBone===!0&&e.push(s);for(let t=0;t<s.children.length;t++)e.push.apply(e,mm(s.children[t]));return e}class Wb extends Nt{constructor(e,t,n){const i=new Kr(t,4,2),r=new hi({wireframe:!0,fog:!1,toneMapped:!1});super(i,r),this.light=e,this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.color!==void 0?this.material.color.set(this.color):this.material.color.copy(this.light.color)}}const $b=new N,Cd=new Pe,Pd=new Pe;class Xb extends ct{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="HemisphereLightHelper";const i=new Jr(t);i.rotateY(Math.PI*.5),this.material=new hi({wireframe:!0,fog:!1,toneMapped:!1}),this.color===void 0&&(this.material.vertexColors=!0);const r=i.getAttribute("position"),o=new Float32Array(r.count*3);i.setAttribute("color",new pt(o,3)),this.add(new Nt(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const e=this.children[0];if(this.color!==void 0)this.material.color.set(this.color);else{const t=e.geometry.getAttribute("color");Cd.copy(this.light.color),Pd.copy(this.light.groundColor);for(let n=0,i=t.count;n<i;n++){const r=n<i/2?Cd:Pd;t.setXYZ(n,r.r,r.g,r.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt($b.setFromMatrixPosition(this.light.matrixWorld).negate())}}class qb extends qn{constructor(e=10,t=10,n=4473924,i=8947848){n=new Pe(n),i=new Pe(i);const r=t/2,o=e/t,a=e/2,l=[],c=[];for(let d=0,f=0,g=-a;d<=t;d++,g+=o){l.push(-a,0,g,a,0,g),l.push(g,0,-a,g,0,a);const v=d===r?n:i;v.toArray(c,f),f+=3,v.toArray(c,f),f+=3,v.toArray(c,f),f+=3,v.toArray(c,f),f+=3}const u=new it;u.setAttribute("position",new Ne(l,3)),u.setAttribute("color",new Ne(c,3));const h=new rn({vertexColors:!0,toneMapped:!1});super(u,h),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class Yb extends qn{constructor(e=10,t=16,n=8,i=64,r=4473924,o=8947848){r=new Pe(r),o=new Pe(o);const a=[],l=[];if(t>1)for(let h=0;h<t;h++){const d=h/t*(Math.PI*2),f=Math.sin(d)*e,g=Math.cos(d)*e;a.push(0,0,0),a.push(f,0,g);const v=h&1?r:o;l.push(v.r,v.g,v.b),l.push(v.r,v.g,v.b)}for(let h=0;h<n;h++){const d=h&1?r:o,f=e-e/n*h;for(let g=0;g<i;g++){let v=g/i*(Math.PI*2),m=Math.sin(v)*f,p=Math.cos(v)*f;a.push(m,0,p),l.push(d.r,d.g,d.b),v=(g+1)/i*(Math.PI*2),m=Math.sin(v)*f,p=Math.cos(v)*f,a.push(m,0,p),l.push(d.r,d.g,d.b)}}const c=new it;c.setAttribute("position",new Ne(a,3)),c.setAttribute("color",new Ne(l,3));const u=new rn({vertexColors:!0,toneMapped:!1});super(c,u),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}const Rd=new N,Zo=new N,Id=new N;class Zb extends ct{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="DirectionalLightHelper",t===void 0&&(t=1);let i=new it;i.setAttribute("position",new Ne([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));const r=new rn({fog:!1,toneMapped:!1});this.lightPlane=new Pi(i,r),this.add(this.lightPlane),i=new it,i.setAttribute("position",new Ne([0,0,0,0,0,1],3)),this.targetLine=new Pi(i,r),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),Rd.setFromMatrixPosition(this.light.matrixWorld),Zo.setFromMatrixPosition(this.light.target.matrixWorld),Id.subVectors(Zo,Rd),this.lightPlane.lookAt(Zo),this.color!==void 0?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(Zo),this.targetLine.scale.z=Id.length()}}const Jo=new N,Tt=new Xr;class Jb extends qn{constructor(e){const t=new it,n=new rn({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],r=[],o={};a("n1","n2"),a("n2","n4"),a("n4","n3"),a("n3","n1"),a("f1","f2"),a("f2","f4"),a("f4","f3"),a("f3","f1"),a("n1","f1"),a("n2","f2"),a("n3","f3"),a("n4","f4"),a("p","n1"),a("p","n2"),a("p","n3"),a("p","n4"),a("u1","u2"),a("u2","u3"),a("u3","u1"),a("c","t"),a("p","c"),a("cn1","cn2"),a("cn3","cn4"),a("cf1","cf2"),a("cf3","cf4");function a(g,v){l(g),l(v)}function l(g){i.push(0,0,0),r.push(0,0,0),o[g]===void 0&&(o[g]=[]),o[g].push(i.length/3-1)}t.setAttribute("position",new Ne(i,3)),t.setAttribute("color",new Ne(r,3)),super(t,n),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=o,this.update();const c=new Pe(16755200),u=new Pe(16711680),h=new Pe(43775),d=new Pe(16777215),f=new Pe(3355443);this.setColors(c,u,h,d,f)}setColors(e,t,n,i,r){const a=this.geometry.getAttribute("color");a.setXYZ(0,e.r,e.g,e.b),a.setXYZ(1,e.r,e.g,e.b),a.setXYZ(2,e.r,e.g,e.b),a.setXYZ(3,e.r,e.g,e.b),a.setXYZ(4,e.r,e.g,e.b),a.setXYZ(5,e.r,e.g,e.b),a.setXYZ(6,e.r,e.g,e.b),a.setXYZ(7,e.r,e.g,e.b),a.setXYZ(8,e.r,e.g,e.b),a.setXYZ(9,e.r,e.g,e.b),a.setXYZ(10,e.r,e.g,e.b),a.setXYZ(11,e.r,e.g,e.b),a.setXYZ(12,e.r,e.g,e.b),a.setXYZ(13,e.r,e.g,e.b),a.setXYZ(14,e.r,e.g,e.b),a.setXYZ(15,e.r,e.g,e.b),a.setXYZ(16,e.r,e.g,e.b),a.setXYZ(17,e.r,e.g,e.b),a.setXYZ(18,e.r,e.g,e.b),a.setXYZ(19,e.r,e.g,e.b),a.setXYZ(20,e.r,e.g,e.b),a.setXYZ(21,e.r,e.g,e.b),a.setXYZ(22,e.r,e.g,e.b),a.setXYZ(23,e.r,e.g,e.b),a.setXYZ(24,t.r,t.g,t.b),a.setXYZ(25,t.r,t.g,t.b),a.setXYZ(26,t.r,t.g,t.b),a.setXYZ(27,t.r,t.g,t.b),a.setXYZ(28,t.r,t.g,t.b),a.setXYZ(29,t.r,t.g,t.b),a.setXYZ(30,t.r,t.g,t.b),a.setXYZ(31,t.r,t.g,t.b),a.setXYZ(32,n.r,n.g,n.b),a.setXYZ(33,n.r,n.g,n.b),a.setXYZ(34,n.r,n.g,n.b),a.setXYZ(35,n.r,n.g,n.b),a.setXYZ(36,n.r,n.g,n.b),a.setXYZ(37,n.r,n.g,n.b),a.setXYZ(38,i.r,i.g,i.b),a.setXYZ(39,i.r,i.g,i.b),a.setXYZ(40,r.r,r.g,r.b),a.setXYZ(41,r.r,r.g,r.b),a.setXYZ(42,r.r,r.g,r.b),a.setXYZ(43,r.r,r.g,r.b),a.setXYZ(44,r.r,r.g,r.b),a.setXYZ(45,r.r,r.g,r.b),a.setXYZ(46,r.r,r.g,r.b),a.setXYZ(47,r.r,r.g,r.b),a.setXYZ(48,r.r,r.g,r.b),a.setXYZ(49,r.r,r.g,r.b),a.needsUpdate=!0}update(){const e=this.geometry,t=this.pointMap,n=1,i=1;Tt.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),Lt("c",t,e,Tt,0,0,-1),Lt("t",t,e,Tt,0,0,1),Lt("n1",t,e,Tt,-n,-i,-1),Lt("n2",t,e,Tt,n,-i,-1),Lt("n3",t,e,Tt,-n,i,-1),Lt("n4",t,e,Tt,n,i,-1),Lt("f1",t,e,Tt,-n,-i,1),Lt("f2",t,e,Tt,n,-i,1),Lt("f3",t,e,Tt,-n,i,1),Lt("f4",t,e,Tt,n,i,1),Lt("u1",t,e,Tt,n*.7,i*1.1,-1),Lt("u2",t,e,Tt,-n*.7,i*1.1,-1),Lt("u3",t,e,Tt,0,i*2,-1),Lt("cf1",t,e,Tt,-n,0,1),Lt("cf2",t,e,Tt,n,0,1),Lt("cf3",t,e,Tt,0,-i,1),Lt("cf4",t,e,Tt,0,i,1),Lt("cn1",t,e,Tt,-n,0,-1),Lt("cn2",t,e,Tt,n,0,-1),Lt("cn3",t,e,Tt,0,-i,-1),Lt("cn4",t,e,Tt,0,i,-1),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}}function Lt(s,e,t,n,i,r,o){Jo.set(i,r,o).unproject(n);const a=e[s];if(a!==void 0){const l=t.getAttribute("position");for(let c=0,u=a.length;c<u;c++)l.setXYZ(a[c],Jo.x,Jo.y,Jo.z)}}const Ko=new sn;class Kb extends qn{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Float32Array(8*3),r=new it;r.setIndex(new pt(n,1)),r.setAttribute("position",new pt(i,3)),super(r,new rn({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(e){if(e!==void 0&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),this.object!==void 0&&Ko.setFromObject(this.object),Ko.isEmpty())return;const t=Ko.min,n=Ko.max,i=this.geometry.attributes.position,r=i.array;r[0]=n.x,r[1]=n.y,r[2]=n.z,r[3]=t.x,r[4]=n.y,r[5]=n.z,r[6]=t.x,r[7]=t.y,r[8]=n.z,r[9]=n.x,r[10]=t.y,r[11]=n.z,r[12]=n.x,r[13]=n.y,r[14]=t.z,r[15]=t.x,r[16]=n.y,r[17]=t.z,r[18]=t.x,r[19]=t.y,r[20]=t.z,r[21]=n.x,r[22]=t.y,r[23]=t.z,i.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(e){return this.object=e,this.update(),this}copy(e,t){return super.copy(e,t),this.object=e.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class jb extends qn{constructor(e,t=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],r=new it;r.setIndex(new pt(n,1)),r.setAttribute("position",new Ne(i,3)),super(r,new rn({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(e){const t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(e))}dispose(){this.geometry.dispose(),this.material.dispose()}}class Qb extends Pi{constructor(e,t=1,n=16776960){const i=n,r=[1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],o=new it;o.setAttribute("position",new Ne(r,3)),o.computeBoundingSphere(),super(o,new rn({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;const a=[1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],l=new it;l.setAttribute("position",new Ne(a,3)),l.computeBoundingSphere(),this.add(new Nt(l,new hi({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(e){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()}}const Ld=new N;let jo,Yl;class eS extends ct{constructor(e=new N(0,0,1),t=new N(0,0,0),n=1,i=16776960,r=n*.2,o=r*.2){super(),this.type="ArrowHelper",jo===void 0&&(jo=new it,jo.setAttribute("position",new Ne([0,0,0,0,1,0],3)),Yl=new Ys(0,.5,1,5,1),Yl.translate(0,-.5,0)),this.position.copy(t),this.line=new Pi(jo,new rn({color:i,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new Nt(Yl,new hi({color:i,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(n,r,o)}setDirection(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{Ld.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(Ld,t)}}setLength(e,t=e*.2,n=t*.2){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class tS extends qn{constructor(e=1){const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],n=[1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],i=new it;i.setAttribute("position",new Ne(t,3)),i.setAttribute("color",new Ne(n,3));const r=new rn({vertexColors:!0,toneMapped:!1});super(i,r),this.type="AxesHelper"}setColors(e,t,n){const i=new Pe,r=this.geometry.attributes.color.array;return i.set(e),i.toArray(r,0),i.toArray(r,3),i.set(t),i.toArray(r,6),i.toArray(r,9),i.set(n),i.toArray(r,12),i.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class Si{constructor(){this.type="ShapePath",this.color=new Pe,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new Ti,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,n,i){return this.currentPath.quadraticCurveTo(e,t,n,i),this}bezierCurveTo(e,t,n,i,r,o){return this.currentPath.bezierCurveTo(e,t,n,i,r,o),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(p){const y=[];for(let _=0,x=p.length;_<x;_++){const A=p[_],b=new Ei;b.curves=A.curves,y.push(b)}return y}function n(p,y){const _=y.length;let x=!1;for(let A=_-1,b=0;b<_;A=b++){let E=y[A],I=y[b],w=I.x-E.x,M=I.y-E.y;if(Math.abs(M)>Number.EPSILON){if(M<0&&(E=y[b],w=-w,I=y[A],M=-M),p.y<E.y||p.y>I.y)continue;if(p.y===E.y){if(p.x===E.x)return!0}else{const F=M*(p.x-E.x)-w*(p.y-E.y);if(F===0)return!0;if(F<0)continue;x=!x}}else{if(p.y!==E.y)continue;if(I.x<=p.x&&p.x<=E.x||E.x<=p.x&&p.x<=I.x)return!0}}return x}const i=Pn.isClockWise,r=this.subPaths;if(r.length===0)return[];let o,a,l;const c=[];if(r.length===1)return a=r[0],l=new Ei,l.curves=a.curves,c.push(l),c;let u=!i(r[0].getPoints());u=e?!u:u;const h=[],d=[];let f=[],g=0,v;d[g]=void 0,f[g]=[];for(let p=0,y=r.length;p<y;p++)a=r[p],v=a.getPoints(),o=i(v),o=e?!o:o,o?(!u&&d[g]&&g++,d[g]={s:new Ei,p:v},d[g].s.curves=a.curves,u&&g++,f[g]=[]):f[g].push({h:a,p:v[0]});if(!d[0])return t(r);if(d.length>1){let p=!1,y=0;for(let _=0,x=d.length;_<x;_++)h[_]=[];for(let _=0,x=d.length;_<x;_++){const A=f[_];for(let b=0;b<A.length;b++){const E=A[b];let I=!0;for(let w=0;w<d.length;w++)n(E.p,d[w].p)&&(_!==w&&y++,I?(I=!1,h[w].push(E)):p=!0);I&&h[_].push(E)}}y>0&&p===!1&&(f=h)}let m;for(let p=0,y=d.length;p<y;p++){l=d[p].s,c.push(l),m=f[p];for(let _=0,x=m.length;_<x;_++)l.holes.push(m[_].h)}return c}}class nS extends In{constructor(e=1,t=1,n=1,i={}){console.warn('THREE.WebGLMultipleRenderTargets has been deprecated and will be removed in r172. 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// Description : Array and textureless GLSL 2D/3D/4D simplex 
//               noise functions.
//      Author : Ian McEwan, Ashima Arts.
//  Maintainer : stegu
//     Lastmod : 20201014 (stegu)
//     License : Copyright (C) 2011 Ashima Arts. All rights reserved.
//               Distributed under the MIT License. See LICENSE file.
//               https://github.com/ashima/webgl-noise
//               https://github.com/stegu/webgl-noise
// 

vec3 mod289(vec3 x) {
  return x - floor(x * (1.0 / 289.0)) * 289.0;
}

vec4 mod289(vec4 x) {
  return x - floor(x * (1.0 / 289.0)) * 289.0;
}

vec4 permute(vec4 x) {
     return mod289(((x*34.0)+10.0)*x);
}

vec4 taylorInvSqrt(vec4 r)
{
  return 1.79284291400159 - 0.85373472095314 * r;
}

float snoise(vec3 v)
  { 
  const vec2  C = vec2(1.0/6.0, 1.0/3.0) ;
  const vec4  D = vec4(0.0, 0.5, 1.0, 2.0);

// First corner
  vec3 i  = floor(v + dot(v, C.yyy) );
  vec3 x0 =   v - i + dot(i, C.xxx) ;

// Other corners
  vec3 g = step(x0.yzx, x0.xyz);
  vec3 l = 1.0 - g;
  vec3 i1 = min( g.xyz, l.zxy );
  vec3 i2 = max( g.xyz, l.zxy );

  //   x0 = x0 - 0.0 + 0.0 * C.xxx;
  //   x1 = x0 - i1  + 1.0 * C.xxx;
  //   x2 = x0 - i2  + 2.0 * C.xxx;
  //   x3 = x0 - 1.0 + 3.0 * C.xxx;
  vec3 x1 = x0 - i1 + C.xxx;
  vec3 x2 = x0 - i2 + C.yyy; // 2.0*C.x = 1/3 = C.y
  vec3 x3 = x0 - D.yyy;      // -1.0+3.0*C.x = -0.5 = -D.y

// Permutations
  i = mod289(i); 
  vec4 p = permute( permute( permute( 
             i.z + vec4(0.0, i1.z, i2.z, 1.0 ))
           + i.y + vec4(0.0, i1.y, i2.y, 1.0 )) 
           + i.x + vec4(0.0, i1.x, i2.x, 1.0 ));

// Gradients: 7x7 points over a square, mapped onto an octahedron.
// The ring size 17*17 = 289 is close to a multiple of 49 (49*6 = 294)
  float n_ = 0.142857142857; // 1.0/7.0
  vec3  ns = n_ * D.wyz - D.xzx;

  vec4 j = p - 49.0 * floor(p * ns.z * ns.z);  //  mod(p,7*7)

  vec4 x_ = floor(j * ns.z);
  vec4 y_ = floor(j - 7.0 * x_ );    // mod(j,N)

  vec4 x = x_ *ns.x + ns.yyyy;
  vec4 y = y_ *ns.x + ns.yyyy;
  vec4 h = 1.0 - abs(x) - abs(y);

  vec4 b0 = vec4( x.xy, y.xy );
  vec4 b1 = vec4( x.zw, y.zw );

  //vec4 s0 = vec4(lessThan(b0,0.0))*2.0 - 1.0;
  //vec4 s1 = vec4(lessThan(b1,0.0))*2.0 - 1.0;
  vec4 s0 = floor(b0)*2.0 + 1.0;
  vec4 s1 = floor(b1)*2.0 + 1.0;
  vec4 sh = -step(h, vec4(0.0));

  vec4 a0 = b0.xzyw + s0.xzyw*sh.xxyy ;
  vec4 a1 = b1.xzyw + s1.xzyw*sh.zzww ;

  vec3 p0 = vec3(a0.xy,h.x);
  vec3 p1 = vec3(a0.zw,h.y);
  vec3 p2 = vec3(a1.xy,h.z);
  vec3 p3 = vec3(a1.zw,h.w);

//Normalise gradients
  vec4 norm = taylorInvSqrt(vec4(dot(p0,p0), dot(p1,p1), dot(p2, p2), dot(p3,p3)));
  p0 *= norm.x;
  p1 *= norm.y;
  p2 *= norm.z;
  p3 *= norm.w;

// Mix final noise value
  vec4 m = max(0.5 - vec4(dot(x0,x0), dot(x1,x1), dot(x2,x2), dot(x3,x3)), 0.0);
  m = m * m;
  return 105.0 * dot( m*m, vec4( dot(p0,x0), dot(p1,x1), 
                                dot(p2,x2), dot(p3,x3) ) );
  }

// demo code:
// float color(vec2 xy) { return 0.7 * snoise(vec3(xy, 0.3*iTime)); }
// void mainImage(out vec4 fragColor, in vec2 fragCoord) {
//     vec2 p = (fragCoord.xy/iResolution.y) * 2.0 - 1.0;

//     vec3 xyz = vec3(p, 0);

//     vec2 step = vec2(1.3, 1.7);
//     float n = color(xyz.xy);
//     n += 0.5 * color(xyz.xy * 2.0 - step);
//     n += 0.25 * color(xyz.xy * 4.0 - 2.0 * step);
//     n += 0.125 * color(xyz.xy * 8.0 - 3.0 * step);
//     n += 0.0625 * color(xyz.xy * 16.0 - 4.0 * step);
//     n += 0.03125 * color(xyz.xy * 32.0 - 5.0 * step);

//     fragColor.xyz = vec3(0.5 + 0.5 * vec3(n, n, n));

// }
`,Bw=`
varying vec2 vUv;

void main() {
  vec4 modelPosition = modelMatrix * vec4(position, 1.0);
  vec4 viewPosition = viewMatrix * modelPosition;
  gl_Position = projectionMatrix * viewPosition;
  vUv = uv;
}
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${kw}
precision mediump float;
uniform float uTime;
uniform vec2 uMouse;
uniform vec3 uColor;
varying vec2 vUv;

void main() {
  float dist = distance(gl_FragCoord.xy, uMouse);
  float alpha = max(0., 1. - dist / 304.);
  alpha += max(0., snoise(vec3(gl_FragCoord.xy / 304., uTime / 4.)));
  gl_FragColor = vec4(mix(uColor, vec3(0.), alpha), uColor == vec3(0.) ? alpha : 1.);
}
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