https://technomancer.biz/build/assets/Index.1b656de9.js

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cT(){const n=Wc("canvas");return n.style.display="block",n}const F2={};function Gh(n){n in F2||(F2[n]=!0,console.warn(n))}function uT(n,e,t){return new Promise(function(r,i){function s(){switch(n.clientWaitSync(e,n.SYNC_FLUSH_COMMANDS_BIT,0)){case n.WAIT_FAILED:i();break;case n.TIMEOUT_EXPIRED:setTimeout(s,t);break;default:r()}}setTimeout(s,t)})}function hT(n){const e=n.elements;e[2]=.5*e[2]+.5*e[3],e[6]=.5*e[6]+.5*e[7],e[10]=.5*e[10]+.5*e[11],e[14]=.5*e[14]+.5*e[15]}function fT(n){const e=n.elements;e[11]===-1?(e[10]=-e[10]-1,e[14]=-e[14]):(e[10]=-e[10],e[14]=-e[14]+1)}const R2=new nn().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),U2=new nn().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function dT(){const n={enabled:!0,workingColorSpace:ui,spaces:{},convert:function(i,s,a){return this.enabled===!1||s===a||!s||!a||(this.spaces[s].transfer===Dn&&(i.r=ba(i.r),i.g=ba(i.g),i.b=ba(i.b)),this.spaces[s].primaries!==this.spaces[a].primaries&&(i.applyMatrix3(this.spaces[s].toXYZ),i.applyMatrix3(this.spaces[a].fromXYZ)),this.spaces[a].transfer===Dn&&(i.r=ul(i.r),i.g=ul(i.g),i.b=ul(i.b))),i},fromWorkingColorSpace:function(i,s){return this.convert(i,this.workingColorSpace,s)},toWorkingColorSpace:function(i,s){return this.convert(i,s,this.workingColorSpace)},getPrimaries:function(i){return this.spaces[i].primaries},getTransfer:function(i){return i===eo?rf:this.spaces[i].transfer},getLuminanceCoefficients:function(i,s=this.workingColorSpace){return i.fromArray(this.spaces[s].luminanceCoefficients)},define:function(i){Object.assign(this.spaces,i)},_getMatrix:function(i,s,a){return i.copy(this.spaces[s].toXYZ).multiply(this.spaces[a].fromXYZ)},_getDrawingBufferColorSpace:function(i){return this.space

5s[i].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(i=this.workingColorSpace){return this.spaces[i].workingColorSpaceConfig.unpackColorSpace}},e=[.64,.33,.3,.6,.15,.06],t=[.2126,.7152,.0722],r=[.3127,.329];return n.define({[ui]:{primaries:e,whitePoint:r,transfer:rf,toXYZ:R2,fromXYZ:U2,luminanceCoefficients:t,workingColorSpaceConfig:{unpackColorSpace:kr},outputColorSpaceConfig:{drawingBufferColorSpace:kr}},[kr]:{primaries:e,whitePoint:r,transfer:Dn,toXYZ:R2,fromXYZ:U2,luminanceCoefficients:t,outputColorSpaceConfig:{drawingBufferColorSpace:kr}}}),n}const xn=dT();function ba(n){return n<.04045?n*.0773993808:Math.pow(n*.9478672986+.0521327014,2.4)}function ul(n){return n<.0031308?n*12.92:1.055*Math.pow(n,.41666)-.055}let UA;class pT{static getDataURL(e,t="image/png"){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let r;if(e instanceof HTMLCanvasElement)r=e;else{UA===void 0&&(UA=Wc("canvas")),UA.width=e.width,UA.height=e.height;const i=UA.getContext("2d");e instanceof ImageData?i.putImageData(e,0,0):i.drawImage(e,0,0,e.width,e.height),r=UA}return r.toDataURL(t)}static sRGBToLinear(e){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=Wc("canvas");t.width=e.width,t.height=e.height;const r=t.getContext("2d");r.drawImage(e,0,0,e.width,e.height);const i=r.getImageData(0,0,e.width,e.height),s=i.data;for(let a=0;a<s.length;a++)s[a]=ba(s[a]/255)*255;return r.putImageData(i,0,0),t}else if(e.data){const t=e.data.slice(0);for(let r=0;r<t.length;r++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[r]=Math.floor(ba(t[r]/255)*255):t[r]=ba(t[r]);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 mT=0;class lg{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:mT++}),this.uuid=Bs(),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 r={uuid:this.uuid,url:""},i=this.data;if(i!==null){let s;if(Array.isArray(i)){s=[];for(let a=0,o=i.length;a<o;a++)i[a].isDataTexture?s.push(bd(i[a].image)):s.push(bd(i[a]))}else s=bd(i);r.url=s}return t||(e.images[this.uuid]=r),r}}function bd(n){return typeof HTMLImageElement<"u"&&n instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&n instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&n instanceof ImageBitmap?pT.getDataURL(n):n.data?{data:Array.from(n.data),width:n.width,height:n.height,type:n.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let gT=0;class Ur extends xA{constructor(e=Ur.DEFAULT_IMAGE,t=Ur.DEFAULT_MAPPING,r=to,i=to,s=Ni,a=ya,o=Zi,A=Ks,l=Ur.DEFAULT_ANISOTROPY,c=eo){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:gT++}),this.uuid=Bs(),this.name="",this.source=new lg(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=r,this.wrapT=i,this.magFilter=s,this.minFilter=a,this.anisotropy=l,this.format=o,this.internalFormat=null,this.type=A,this.offset=new Kt(0,0),this.repeat=new Kt(1,1),this.center=new Kt(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new nn,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=c,this.userData={},this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.isTextureArray=!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

5=e.colorSpace,this.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,this.isTextureArray=e.isTextureArray,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 r={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&&(r.userData=this.userData),t||(e.textures[this.uuid]=r),r}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==xy)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case xl:e.x=e.x-Math.floor(e.x);break;case to:e.x=e.x<0?0:1;break;case nf: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 xl:e.y=e.y-Math.floor(e.y);break;case to:e.y=e.y<0?0:1;break;case nf: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++}}Ur.DEFAULT_IMAGE=null;Ur.DEFAULT_MAPPING=xy;Ur.DEFAULT_ANISOTROPY=1;class Tn{constructor(e=0,t=0,r=0,i=1){Tn.prototype.isVector4=!0,this.x=e,this.y=t,this.z=r,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,r,i){return this.x=e,this.y=t,this.z=r,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,r=this.y,i=this.z,s=this.w,a=e.elements;return this.x=a[0]*t+a[4]*r+a[8]*i+a[12]*s,this.y=a[1]*t+a[5]*r+a[9]*i+a[13]*s,this.z=a[2]*t+a[6]*r+a[10]*i+a[14]*s,this.w=a[3]*t+a[7]*r+a[11]*i+a[15]*s,this}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,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,r,i,s;const A=e.elements,l=A[0],c=A[4],u=A[8],h=A[1],f=A[5],d=A[9],g=A[2],m=A[6],p=A[10];if(Math.abs(c-h)<.01&&Math.abs(u-g)<.01&&Math.abs(d-m)<.01){if(Math.abs(c+h)<.1&&Math.abs(u+g)<.1&&Math.abs(d+m)<.1&&Math.abs(l+f+p-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const C=(l+1)/2,b=(f+1)/2,U=(p+1)/2,F=(c+h)/4,D=(u+g)/4,O=(d+m)/4;return C>b&&C>U?C<.01?(r=0,i=.707106781,s=.707106781):(r=Math.sqrt(C),i=F/r,s=D/r):b>U?b<.01?(r=.707106781,i=0,s=.707106781):(i=Math.sqrt(b),r=F/i,s=O/i):U<.01?(r=.707106781,i=.707106781,s=0):(s=Math.sqrt(U),r=D/s,i=O/s),this.set(r,i,s,t),this}let w=Math.sqrt((m-d)*(m-d)+(u-g)*(u-g)+(h-c)*(h-c));return Math.abs(w)<.001&&(w=1),this.x=(m-d)/w,this.y=(u-g)/w,this.z=(h-c)/w,this.w=Math.acos((l+f+p-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],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=hn(this.x,e.x,t.x),this.y=hn(this.y,e.y,t.y),this.z=hn(this.z,e.z,t.z),this.w=hn(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=hn(this.x,e,t),this.y=hn(this.y,e,t),this.z=hn(this.z,e,t),this.w=hn(this.w,e,t),this}clampLength(e,t){const r=this.length();return this.divideScalar(r||1).multiplyScalar(hn(r,e,t))}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}

5round(){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,r){return this.x=e.x+(t.x-e.x)*r,this.y=e.y+(t.y-e.y)*r,this.z=e.z+(t.z-e.z)*r,this.w=e.w+(t.w-e.w)*r,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 yT extends xA{constructor(e=1,t=1,r={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=r.depth?r.depth:1,this.scissor=new Tn(0,0,e,t),this.scissorTest=!1,this.viewport=new Tn(0,0,e,t);const i={width:e,height:t,depth:this.depth};r=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Ni,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,multiview:!1},r);const s=new Ur(i,r.mapping,r.wrapS,r.wrapT,r.magFilter,r.minFilter,r.format,r.type,r.anisotropy,r.colorSpace);s.flipY=!1,s.generateMipmaps=r.generateMipmaps,s.internalFormat=r.internalFormat,this.textures=[];const a=r.count;for(let o=0;o<a;o++)this.textures[o]=s.clone(),this.textures[o].isRenderTargetTexture=!0,this.textures[o].renderTarget=this;this.depthBuffer=r.depthBuffer,this.stencilBuffer=r.stencilBuffer,this.resolveDepthBuffer=r.resolveDepthBuffer,this.resolveStencilBuffer=r.resolveStencilBuffer,this._depthTexture=null,this.depthTexture=r.depthTexture,this.samples=r.samples,this.multiview=r.multiview}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}set depthTexture(e){this._depthTexture!==null&&(this._depthTexture.renderTarget=null),e!==null&&(e.renderTarget=this),this._depthTexture=e}get depthTexture(){return this._depthTexture}setSize(e,t,r=1){if(this.width!==e||this.height!==t||this.depth!==r){this.width=e,this.height=t,this.depth=r;for(let i=0,s=this.textures.length;i<s;i++)this.textures[i].image.width=e,this.textures[i].image.height=t,this.textures[i].image.depth=r;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 t=0,r=e.textures.length;t<r;t++){this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;const i=Object.assign({},e.textures[t].image);this.textures[t].source=new lg(i)}return 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 AA extends yT{constructor(e=1,t=1,r={}){super(e,t,r),this.isWebGLRenderTarget=!0}}class Dy extends Ur{constructor(e=null,t=1,r=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:r,depth:i},this.magFilter=li,this.minFilter=li,this.wrapR=to,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class vT extends Ur{constructor(e=null,t=1,r=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:r,depth:i},this.magFilter=li,this.minFilter=li,this.wrapR=to,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Xs{constructor(e=0,t=0,r=0,i=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=r,this._w=i}static slerpFlat(e,t,r,i,s,a,o){let A=r[i+0],l=r[i+1],c=r[i+2],u=r[i+3];const h=s[a+0],f=s[a+1],d=s[a+2],g=s[a+3];if(o===0){e[t+0]=A,e[t+1]=l,e[t+2]=c,e[t+3]=u;return}if(o===1){e[t+0]=h,e[t+1]=f,e[t+2]=d,e[t+3]=g;return}if(u!==g||A!==h||l!==f||c!==d){let m=1-o;const p=A*h+l*f+c*d+u*g,w=p>=0?1:-1,C=1-p*p;if(C>Number.EPSILON){const U=Math.sqrt(C),F=Math.atan2(U,p*w);m=Math.sin(m*F)/U,o=Math.sin(o*F)/U}const b=o*w;if(A=A*m+h*b,l=l*m+f*b,c=c*m+d*b,u=u*m+g*b,m===1-o){const U=1/Math.sqrt(A*A+l*l+c*c+u*u);A*=U,l*=U,c*=U,u*=U}}e[t]=A,e[t+1]=l,e[t+2]=c,e[t+3]=u}static multiplyQuaternionsFlat(e,t,r,i,s,a){const o=r[i],A=r[i+1],l=r[i+2],c=r[i+3],u=s[a],h=s[a+1],f=s[a+2],d=s[a+3];return e[t]=o*d+c*u+A*f-l*h,e[t+1]=A*d+c*h+l*u-o*f,e[t+2]=l*d+c*f+o*h-A*u,e[t+3]=c*d-o*u-A*h-l*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()}

5set(e,t,r,i){return this._x=e,this._y=t,this._z=r,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 r=e._x,i=e._y,s=e._z,a=e._order,o=Math.cos,A=Math.sin,l=o(r/2),c=o(i/2),u=o(s/2),h=A(r/2),f=A(i/2),d=A(s/2);switch(a){case"XYZ":this._x=h*c*u+l*f*d,this._y=l*f*u-h*c*d,this._z=l*c*d+h*f*u,this._w=l*c*u-h*f*d;break;case"YXZ":this._x=h*c*u+l*f*d,this._y=l*f*u-h*c*d,this._z=l*c*d-h*f*u,this._w=l*c*u+h*f*d;break;case"ZXY":this._x=h*c*u-l*f*d,this._y=l*f*u+h*c*d,this._z=l*c*d+h*f*u,this._w=l*c*u-h*f*d;break;case"ZYX":this._x=h*c*u-l*f*d,this._y=l*f*u+h*c*d,this._z=l*c*d-h*f*u,this._w=l*c*u+h*f*d;break;case"YZX":this._x=h*c*u+l*f*d,this._y=l*f*u+h*c*d,this._z=l*c*d-h*f*u,this._w=l*c*u-h*f*d;break;case"XZY":this._x=h*c*u-l*f*d,this._y=l*f*u-h*c*d,this._z=l*c*d+h*f*u,this._w=l*c*u+h*f*d;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return t===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const r=t/2,i=Math.sin(r);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(r),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,r=t[0],i=t[4],s=t[8],a=t[1],o=t[5],A=t[9],l=t[2],c=t[6],u=t[10],h=r+o+u;if(h>0){const f=.5/Math.sqrt(h+1);this._w=.25/f,this._x=(c-A)*f,this._y=(s-l)*f,this._z=(a-i)*f}else if(r>o&&r>u){const f=2*Math.sqrt(1+r-o-u);this._w=(c-A)/f,this._x=.25*f,this._y=(i+a)/f,this._z=(s+l)/f}else if(o>u){const f=2*Math.sqrt(1+o-r-u);this._w=(s-l)/f,this._x=(i+a)/f,this._y=.25*f,this._z=(A+c)/f}else{const f=2*Math.sqrt(1+u-r-o);this._w=(a-i)/f,this._x=(s+l)/f,this._y=(A+c)/f,this._z=.25*f}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let r=e.dot(t)+1;return r<Number.EPSILON?(r=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=r):(this._x=0,this._y=-e.z,this._z=e.y,this._w=r)):(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=r),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(hn(this.dot(e),-1,1)))}rotateTowards(e,t){const r=this.angleTo(e);if(r===0)return this;const i=Math.min(1,t/r);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 r=e._x,i=e._y,s=e._z,a=e._w,o=t._x,A=t._y,l=t._z,c=t._w;return this._x=r*c+a*o+i*l-s*A,this._y=i*c+a*A+s*o-r*l,this._z=s*c+a*l+r*A-i*o,this._w=a*c-r*o-i*A-s*l,this._onChangeCallback(),this}slerp(e,t){if(t===0)return this;if(t===1)return this.copy(e);const r=this._x,i=this._y,s=this._z,a=this._w;let o=a*e._w+r*e._x+i*e._y+s*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=a,this._x=r,this._y=i,this._z=s,this;const A=1-o*o;if(A<=Number.EPSILON){const f=1-t;return this._w=f*a+t*this._w,this._x=f*r+t*this._x,this._y=f*i+t*this._y,this._z=f*s+t*this._z,this.normalize(),this}const l=Math.sqrt(A),c=Math.atan2(l,o),u=Math.sin((1-t)*c)/l,h=Math.sin(t*c)/l;return this._w=a*u+this._w*h,this._x=r*u+this._x*h,this._y=i*u+this._y*h,this._z=s*u+this._z*h,this._onChangeCallback(),this}slerpQuaternions(e,t,r){return this.copy(e).slerp(t,r)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),r=Math.random(),i=Math.sqrt(1-r),s=Math.sqrt(r);return this.set(i*Math.sin(e),i*Math.cos(e),s*Math.sin(t),s*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()}

5_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ae{constructor(e=0,t=0,r=0){Ae.prototype.isVector3=!0,this.x=e,this.y=t,this.z=r}set(e,t,r){return r===void 0&&(r=this.z),this.x=e,this.y=t,this.z=r,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(M2.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(M2.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,r=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[3]*r+s[6]*i,this.y=s[1]*t+s[4]*r+s[7]*i,this.z=s[2]*t+s[5]*r+s[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,r=this.y,i=this.z,s=e.elements,a=1/(s[3]*t+s[7]*r+s[11]*i+s[15]);return this.x=(s[0]*t+s[4]*r+s[8]*i+s[12])*a,this.y=(s[1]*t+s[5]*r+s[9]*i+s[13])*a,this.z=(s[2]*t+s[6]*r+s[10]*i+s[14])*a,this}applyQuaternion(e){const t=this.x,r=this.y,i=this.z,s=e.x,a=e.y,o=e.z,A=e.w,l=2*(a*i-o*r),c=2*(o*t-s*i),u=2*(s*r-a*t);return this.x=t+A*l+a*u-o*c,this.y=r+A*c+o*l-s*u,this.z=i+A*u+s*c-a*l,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,r=this.y,i=this.z,s=e.elements;return this.x=s[0]*t+s[4]*r+s[8]*i,this.y=s[1]*t+s[5]*r+s[9]*i,this.z=s[2]*t+s[6]*r+s[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=hn(this.x,e.x,t.x),this.y=hn(this.y,e.y,t.y),this.z=hn(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=hn(this.x,e,t),this.y=hn(this.y,e,t),this.z=hn(this.z,e,t),this}clampLength(e,t){const r=this.length();return this.divideScalar(r||1).multiplyScalar(hn(r,e,t))}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,r){return this.x=e.x+(t.x-e.x)*r,this.y=e.y+(t.y-e.y)*r,this.z=e.z+(t.z-e.z)*r,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const r=e.x,i=e.y,s=e.z,a=t.x,o=t.y,A=t.z;return this.x=i*A-s*o,this.y=s*a-r*A,this.z=r*o-i*a,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const r=e.dot(this)/t;return this.copy(e).multiplyScalar(r)}projectOnPlane(e){return Cd.copy(this).projectOnVector(e),this.sub(Cd)}reflect(e){return this.sub(Cd.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 r=this.dot(e)/t;return Math.acos(hn(r,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,r=this.y-e.y,i=this.z-e.z;return t*t+r*r+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,r){const i=Math.sin(t)*e;return this.x=i*Math.sin(r),this.y=Math.cos(t)*e,this.z=i*Math.cos(r),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,r){return this.x=e*Math.sin(t),this.y=r,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(),r=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=r,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,r=Math.sqrt(1-t*t);return this.x=r*Math.cos(e),this.y=t,this.z=r*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Cd=new Ae,M2=new Xs;class Ua{constructor(e=new Ae(1/0,1/0,1/0),t=new Ae(-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,r=e.length;t<r;t+=3)this.expandByPoint(fs.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,r=e.count;t<r;t++)this.expandByPoint(fs.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,r=e.length;t<r;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const r=fs.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(r),this.max.copy(e).add(r),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 r=e.geometry;if(r!==void 0){const s=r.getAttribute("position");if(t===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let a=0,o=s.count;a<o;a++)e.isMesh===!0?e.getVertexPosition(a,fs):fs.fromBufferAttribute(s,a),fs.applyMatrix4(e.matrixWorld),this.expandByPoint(fs);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),Tu.copy(e.boundingBox)):(r.boundingBox===null&&r.computeBoundingBox(),Tu.copy(r.boundingBox)),Tu.applyMatrix4(e.matrixWorld),this.union(Tu)}const i=e.children;for(let s=0,a=i.length;s<a;s++)this.expandByObject(i[s],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,fs),fs.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,r;return e.normal.x>0?(t=e.normal.x*this.min.x,r=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,r=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,r+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,r+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,r+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,r+=e.normal.z*this.min.z),t<=-e.constant&&r>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(tc),Iu.subVectors(this.max,tc),MA.subVectors(e.a,tc),NA.subVectors(e.b,tc),DA.subVectors(e.c,tc),ka.subVectors(NA,MA),$a.subVectors(DA,NA),Ro.subVectors(MA,DA);let t=[0,-ka.z,ka.y,0,-$a.z,$a.y,0,-Ro.z,Ro.y,ka.z,0,-ka.x,$a.z,0,-$a.x,Ro.z,0,-Ro.x,-ka.y,ka.x,0,-$a.y,$a.x,0,-Ro.y,Ro.x,0];return!_d(t,MA,NA,DA,Iu)||(t=[1,0,0,0,1,0,0,0,1],!_d(t,MA,NA,DA,Iu))?!1:(Fu.crossVectors(ka,$a),t=[Fu.x,Fu.y,Fu.z],_d(t,MA,NA,DA,Iu))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,fs).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(fs).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:(sa[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),sa[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),sa[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),sa[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),sa[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),sa[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),sa[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),sa[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(sa),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 sa=[new Ae,new Ae,new Ae,new Ae,new Ae,new Ae,new Ae,new Ae],fs=new Ae,Tu=new Ua,MA=new Ae,NA=new Ae,DA=new Ae,ka=new Ae,$a=new Ae,Ro=new Ae,tc=new Ae,Iu=new Ae,Fu=new Ae,Uo=new Ae;function _d(n,e,t,r,i){for(let s=0,a=n.length-3;s<=a;s+=3){Uo.fromArray(n,s);const o=i.x*Math.abs(Uo.x)+i.y*Math.abs(Uo.y)+i.z*Math.abs(Uo.z),A=e.dot(Uo),l=t.dot(Uo),c=r.dot(Uo);if(Math.max(-Math.max(A,l,c),Math.min(A,l,c))>o)return!1}return!0}const wT=new Ua,nc=new Ae,Bd=new Ae;class qs{constructor(e=new Ae,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 r=this.center;t!==void 0?r.copy(t):wT.setFromPoints(e).getCenter(r);let i=0;for(let s=0,a=e.length;s<a;s++)i=Math.max(i,r.distanceToSquared(e[s]));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 r=this.center.distanceToSquared(e);return t.copy(e),r>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)}

5applyMatrix4(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;nc.subVectors(e,this.center);const t=nc.lengthSq();if(t>this.radius*this.radius){const r=Math.sqrt(t),i=(r-this.radius)*.5;this.center.addScaledVector(nc,i/r),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):(Bd.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(nc.copy(e.center).add(Bd)),this.expandByPoint(nc.copy(e.center).sub(Bd))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const aa=new Ae,Ed=new Ae,Ru=new Ae,Qa=new Ae,Sd=new Ae,Uu=new Ae,Td=new Ae;class uu{constructor(e=new Ae,t=new Ae(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,aa)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const r=t.dot(this.direction);return r<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,r)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=aa.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(aa.copy(this.origin).addScaledVector(this.direction,t),aa.distanceToSquared(e))}distanceSqToSegment(e,t,r,i){Ed.copy(e).add(t).multiplyScalar(.5),Ru.copy(t).sub(e).normalize(),Qa.copy(this.origin).sub(Ed);const s=e.distanceTo(t)*.5,a=-this.direction.dot(Ru),o=Qa.dot(this.direction),A=-Qa.dot(Ru),l=Qa.lengthSq(),c=Math.abs(1-a*a);let u,h,f,d;if(c>0)if(u=a*A-o,h=a*o-A,d=s*c,u>=0)if(h>=-d)if(h<=d){const g=1/c;u*=g,h*=g,f=u*(u+a*h+2*o)+h*(a*u+h+2*A)+l}else h=s,u=Math.max(0,-(a*h+o)),f=-u*u+h*(h+2*A)+l;else h=-s,u=Math.max(0,-(a*h+o)),f=-u*u+h*(h+2*A)+l;else h<=-d?(u=Math.max(0,-(-a*s+o)),h=u>0?-s:Math.min(Math.max(-s,-A),s),f=-u*u+h*(h+2*A)+l):h<=d?(u=0,h=Math.min(Math.max(-s,-A),s),f=h*(h+2*A)+l):(u=Math.max(0,-(a*s+o)),h=u>0?s:Math.min(Math.max(-s,-A),s),f=-u*u+h*(h+2*A)+l);else h=a>0?-s:s,u=Math.max(0,-(a*h+o)),f=-u*u+h*(h+2*A)+l;return r&&r.copy(this.origin).addScaledVector(this.direction,u),i&&i.copy(Ed).addScaledVector(Ru,h),f}intersectSphere(e,t){aa.subVectors(e.center,this.origin);const r=aa.dot(this.direction),i=aa.dot(aa)-r*r,s=e.radius*e.radius;if(i>s)return null;const a=Math.sqrt(s-i),o=r-a,A=r+a;return A<0?null:o<0?this.at(A,t):this.at(o,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 r=-(this.origin.dot(e.normal)+e.constant)/t;return r>=0?r:null}intersectPlane(e,t){const r=this.distanceToPlane(e);return r===null?null:this.at(r,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let r,i,s,a,o,A;const l=1/this.direction.x,c=1/this.direction.y,u=1/this.direction.z,h=this.origin;return l>=0?(r=(e.min.x-h.x)*l,i=(e.max.x-h.x)*l):(r=(e.max.x-h.x)*l,i=(e.min.x-h.x)*l),c>=0?(s=(e.min.y-h.y)*c,a=(e.max.y-h.y)*c):(s=(e.max.y-h.y)*c,a=(e.min.y-h.y)*c),r>a||s>i||((s>r||isNaN(r))&&(r=s),(a<i||isNaN(i))&&(i=a),u>=0?(o=(e.min.z-h.z)*u,A=(e.max.z-h.z)*u):(o=(e.max.z-h.z)*u,A=(e.min.z-h.z)*u),r>A||o>i)||((o>r||r!==r)&&(r=o),(A<i||i!==i)&&(i=A),i<0)?null:this.at(r>=0?r:i,t)}intersectsBox(e){return this.intersectBox(e,aa)!==null}intersectTriangle(e,t,r,i,s){Sd.subVectors(t,e),Uu.subVectors(r,e),Td.crossVectors(Sd,Uu);let a=this.direction.dot(Td),o;if(a>0){if(i)return null;o=1}else if(a<0)o=-1,a=-a;else return null;Qa.subVectors(this.origin,e);const A=o*this.direction.dot(Uu.crossVectors(Qa,Uu));if(A<0)return null;const l=o*this.direction.dot(Sd.cross(Qa));if(l<0||A+l>a)return null;const c=-o*Qa.dot(Td);return c<0?null:this.at(c/a,s)}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 an{constructor(e,t,r,i,s,a,o,A,l,c,u,h,f,d,g,m){an.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,r,i,s,a,o,A,l,c,u,h,f,d,g,m)}set(e,t,r,i,s,a,o,A,l,c,u,h,f,d,g,m){const p=this.elements;return p[0]=e,p[4]=t,p[8]=r,p[12]=i,p[1]=s,p[5]=a,p[9]=o,p[13]=A,p[2]=l,p[6]=c,p[10]=u,p[14]=h,p[3]=f,p[7]=d,p[11]=g,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 an().fromArray(this.elements)}copy(e){const t=this.elements,r=e.elements;return t[0]=r[0],t[1]=r[1],t[2]=r[2],t[3]=r[3],t[4]=r[4],t[5]=r[5],t[6]=r[6],t[7]=r[7],t[8]=r[8],t[9]=r[9],t[10]=r[10],t[11]=r[11],t[12]=r[12],t[13]=r[13],t[14]=r[14],t[15]=r[15],this}copyPosition(e){const t=this.elements,r=e.elements;return t[12]=r[12],t[13]=r[13],t[14]=r[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,r){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),r.setFromMatrixColumn(this,2),this}makeBasis(e,t,r){return this.set(e.x,t.x,r.x,0,e.y,t.y,r.y,0,e.z,t.z,r.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,r=e.elements,i=1/LA.setFromMatrixColumn(e,0).length(),s=1/LA.setFromMatrixColumn(e,1).length(),a=1/LA.setFromMatrixColumn(e,2).length();return t[0]=r[0]*i,t[1]=r[1]*i,t[2]=r[2]*i,t[3]=0,t[4]=r[4]*s,t[5]=r[5]*s,t[6]=r[6]*s,t[7]=0,t[8]=r[8]*a,t[9]=r[9]*a,t[10]=r[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,r=e.x,i=e.y,s=e.z,a=Math.cos(r),o=Math.sin(r),A=Math.cos(i),l=Math.sin(i),c=Math.cos(s),u=Math.sin(s);if(e.order==="XYZ"){const h=a*c,f=a*u,d=o*c,g=o*u;t[0]=A*c,t[4]=-A*u,t[8]=l,t[1]=f+d*l,t[5]=h-g*l,t[9]=-o*A,t[2]=g-h*l,t[6]=d+f*l,t[10]=a*A}else if(e.order==="YXZ"){const h=A*c,f=A*u,d=l*c,g=l*u;t[0]=h+g*o,t[4]=d*o-f,t[8]=a*l,t[1]=a*u,t[5]=a*c,t[9]=-o,t[2]=f*o-d,t[6]=g+h*o,t[10]=a*A}else if(e.order==="ZXY"){const h=A*c,f=A*u,d=l*c,g=l*u;t[0]=h-g*o,t[4]=-a*u,t[8]=d+f*o,t[1]=f+d*o,t[5]=a*c,t[9]=g-h*o,t[2]=-a*l,t[6]=o,t[10]=a*A}else if(e.order==="ZYX"){const h=a*c,f=a*u,d=o*c,g=o*u;t[0]=A*c,t[4]=d*l-f,t[8]=h*l+g,t[1]=A*u,t[5]=g*l+h,t[9]=f*l-d,t[2]=-l,t[6]=o*A,t[10]=a*A}else if(e.order==="YZX"){const h=a*A,f=a*l,d=o*A,g=o*l;t[0]=A*c,t[4]=g-h*u,t[8]=d*u+f,t[1]=u,t[5]=a*c,t[9]=-o*c,t[2]=-l*c,t[6]=f*u+d,t[10]=h-g*u}else if(e.order==="XZY"){const h=a*A,f=a*l,d=o*A,g=o*l;t[0]=A*c,t[4]=-u,t[8]=l*c,t[1]=h*u+g,t[5]=a*c,t[9]=f*u-d,t[2]=d*u-f,t[6]=o*c,t[10]=g*u+h}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(xT,e,bT)}lookAt(e,t,r){const i=this.elements;return Fi.subVectors(e,t),Fi.lengthSq()===0&&(Fi.z=1),Fi.normalize(),Ha.crossVectors(r,Fi),Ha.lengthSq()===0&&(Math.abs(r.z)===1?Fi.x+=1e-4:Fi.z+=1e-4,Fi.normalize(),Ha.crossVectors(r,Fi)),Ha.normalize(),Mu.crossVectors(Fi,Ha),i[0]=Ha.x,i[4]=Mu.x,i[8]=Fi.x,i[1]=Ha.y,i[5]=Mu.y,i[9]=Fi.y,i[2]=Ha.z,i[6]=Mu.z,i[10]=Fi.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const r=e.elements,i=t.elements,s=this.elements,a=r[0],o=r[4],A=r[8],l=r[12],c=r[1],u=r[5],h=r[9],f=r[13],d=r[2],g=r[6],m=r[10],p=r[14],w=r[3],C=r[7],b=r[11],U=r[15],F=i[0],D=i[4],O=i[8],I=i[12],R=i[1],V=i[5],re=i[9],Y=i[13],se=i[2],ge=i[6],ue=i[10],Ce=i[14],ae=i[3],we=i[7],Pe=i[11],$e=i[15];return s[0]=a*F+o*R+A*se+l*ae,s[4]=a*D+o*V+A*ge+l*we,s[8]=a*O+o*re+A*ue+l*Pe,s[12]=a*I+o*Y+A*Ce+l*$e,s[1]=c*F+u*R+h*se+f*ae,s[5]=c*D+u*V+h*ge+f*we,s[9]=c*O+u*re+h*ue+f*Pe,s[13]=c*I+u*Y+h*Ce+f*$e,s[2]=d*F+g*R+m*se+p*ae,s[6]=d*D+g*V+m*ge+p*we,s[10]=d*O+g*re+m*ue+p*Pe,s[14]=d*I+g*Y+m*Ce+p*$e,s[3]=w*F+C*R+b*se+U*ae,s[7]=w*D+C*V+b*ge+U*we,s[11]=w*O+C*re+b*ue+U*Pe,s[15]=w*I+C*Y+b*Ce+U*$e,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],r=e[4],i=e[8],s=e[12],a=e[1],o=e[5],A=e[9],l=e[13],c=e[2],u=e[6],h=e[10],f=e[14],d=e[3],g=e[7],m=e[11],p=e[15];return d*(+s*A*u-i*l*u-s*o*h+r*l*h+i*o*f-r*A*f)+g*(+t*A*f-t*l*h+s*a*h-i*a*f+i*l*c-s*A*c)+m*(+t*l*u-t*o*f-s*a*u+r*a*f+s*o*c-r*l*c)+p*(-i*o*c-t*A*u+t*o*h+i*a*u-r*a*h+r*A*c)}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,r){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]=r),this}invert(){const e=this.elements,t=e[0],r=e[1],i=e[2],s=e[3],a=e[4],o=e[5],A=e[6],l=e[7],c=e[8],u=e[9],h=e[10],f=e[11],d=e[12],g=e[13],m=e[14],p=e[15],w=u*m*l-g*h*l+g*A*f-o*m*f-u*A*p+o*h*p,C=d*h*l-c*m*l-d*A*f+a*m*f+c*A*p-a*h*p,b=c*g*l-d*u*l+d*o*f-a*g*f-c*o*p+a*u*p,U=d*u*A-c*g*A-d*o*h+a*g*h+c*o*m-a*u*m,F=t*w+r*C+i*b+s*U;if(F===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const D=1/F;return e[0]=w*D,e[1]=(g*h*s-u*m*s-g*i*f+r*m*f+u*i*p-r*h*p)*D,e[2]=(o*m*s-g*A*s+g*i*l-r*m*l-o*i*p+r*A*p)*D,e[3]=(u*A*s-o*h*s-u*i*l+r*h*l+o*i*f-r*A*f)*D,e[4]=C*D,e[5]=(c*m*s-d*h*s+d*i*f-t*m*f-c*i*p+t*h*p)*D,e[6]=(d*A*s-a*m*s-d*i*l+t*m*l+a*i*p-t*A*p)*D,e[7]=(a*h*s-c*A*s+c*i*l-t*h*l-a*i*f+t*A*f)*D,e[8]=b*D,e[9]=(d*u*s-c*g*s-d*r*f+t*g*f+c*r*p-t*u*p)*D,e[10]=(a*g*s-d*o*s+d*r*l-t*g*l-a*r*p+t*o*p)*D,e[11]=(c*o*s-a*u*s-c*r*l+t*u*l+a*r*f-t*o*f)*D,e[12]=U*D,e[13]=(c*g*i-d*u*i+d*r*h-t*g*h-c*r*m+t*u*m)*D,e[14]=(d*o*i-a*g*i-d*r*A+t*g*A+a*r*m-t*o*m)*D,e[15]=(a*u*i-c*o*i+c*r*A-t*u*A-a*r*h+t*o*h)*D,this}scale(e){const t=this.elements,r=e.x,i=e.y,s=e.z;return t[0]*=r,t[4]*=i,t[8]*=s,t[1]*=r,t[5]*=i,t[9]*=s,t[2]*=r,t[6]*=i,t[10]*=s,t[3]*=r,t[7]*=i,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],r=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,r,i))}makeTranslation(e,t,r){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,r,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),r=Math.sin(e);return this.set(1,0,0,0,0,t,-r,0,0,r,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),r=Math.sin(e);return this.set(t,0,r,0,0,1,0,0,-r,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),r=Math.sin(e);return this.set(t,-r,0,0,r,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const r=Math.cos(t),i=Math.sin(t),s=1-r,a=e.x,o=e.y,A=e.z,l=s*a,c=s*o;return this.set(l*a+r,l*o-i*A,l*A+i*o,0,l*o+i*A,c*o+r,c*A-i*a,0,l*A-i*o,c*A+i*a,s*A*A+r,0,0,0,0,1),this}makeScale(e,t,r){return this.set(e,0,0,0,0,t,0,0,0,0,r,0,0,0,0,1),this}makeShear(e,t,r,i,s,a){return this.set(1,r,s,0,e,1,a,0,t,i,1,0,0,0,0,1),this}compose(e,t,r){const i=this.elements,s=t._x,a=t._y,o=t._z,A=t._w,l=s+s,c=a+a,u=o+o,h=s*l,f=s*c,d=s*u,g=a*c,m=a*u,p=o*u,w=A*l,C=A*c,b=A*u,U=r.x,F=r.y,D=r.z;return i[0]=(1-(g+p))*U,i[1]=(f+b)*U,i[2]=(d-C)*U,i[3]=0,i[4]=(f-b)*F,i[5]=(1-(h+p))*F,i[6]=(m+w)*F,i[7]=0,i[8]=(d+C)*D,i[9]=(m-w)*D,i[10]=(1-(h+g))*D,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,r){const i=this.elements;let s=LA.set(i[0],i[1],i[2]).length();const a=LA.set(i[4],i[5],i[6]).length(),o=LA.set(i[8],i[9],i[10]).length();this.determinant()<0&&(s=-s),e.x=i[12],e.y=i[13],e.z=i[14],ds.copy(this);const l=1/s,c=1/a,u=1/o;return ds.elements[0]*=l,ds.elements[1]*=l,ds.elements[2]*=l,ds.elements[4]*=c,ds.elements[5]*=c,ds.elements[6]*=c,ds.elements[8]*=u,ds.elements[9]*=u,ds.elements[10]*=u,t.setFromRotationMatrix(ds),r.x=s,r.y=a,r.z=o,this}makePerspective(e,t,r,i,s,a,o=va){const A=this.elements,l=2*s/(t-e),c=2*s/(r-i),u=(t+e)/(t-e),h=(r+i)/(r-i);let f,d;if(o===va)f=-(a+s)/(a-s),d=-2*a*s/(a-s);else if(o===sf)f=-a/(a-s),d=-a*s/(a-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return A[0]=l,A[4]=0,A[8]=u,A[12]=0,A[1]=0,A[5]=c,A[9]=h,A[13]=0,A[2]=0,A[6]=0,A[10]=f,A[14]=d,A[3]=0,A[7]=0,A[11]=-1,A[15]=0,this}makeOrthographic(e,t,r,i,s,a,o=va){const A=this.elements,l=1/(t-e),c=1/(r-i),u=1/(a-s),h=(t+e)*l,f=(r+i)*c;let d,g;if(o===va)d=(a+s)*u,g=-2*u;else if(o===sf)d=s*u,g=-1*u;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return A[0]=2*l,A[4]=0,A[8]=0,A[12]=-h,A[1]=0,A[5]=2*c,A[9]=0,A[13]=-f,A[2]=0,A[6]=0,A[10]=g,A[14]=-d,A[3]=0,A[7]=0,A[11]=0,A[15]=1,this}equals(e){const t=this.elements,r=e.elements;for(let i=0;i<16;i++)if(t[i]!==r[i])return!1;return!0}fromArray(e,t=0){for(let r=0;r<16;r++)this.elements[r]=e[r+t];return this}toArray(e=[],t=0){const r=this.elements;return e[t]=r[0],e[t+1]=r[1],e[t+2]=r[2],e[t+3]=r[3],e[t+4]=r[4],e[t+5]=r[5],e[t+6]=r[6],e[t+7]=r[7],e[t+8]=r[8],e[t+9]=r[9],e[t+10]=r[10],e[t+11]=r[11],e[t+12]=r[12],e[t+13]=r[13],e[t+14]=r[14],e[t+15]=r[15],e}}const LA=new Ae,ds=new an,xT=new Ae(0,0,0),bT=new Ae(1,1,1),Ha=new Ae,Mu=new Ae,Fi=new Ae,N2=new an,D2=new Xs;class js{constructor(e=0,t=0,r=0,i=js.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=r,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,r,i=this._order){return this._x=e,this._y=t,this._z=r,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,r=!0){const i=e.elements,s=i[0],a=i[4],o=i[8],A=i[1],l=i[5],c=i[9],u=i[2],h=i[6],f=i[10];switch(t){case"XYZ":this._y=Math.asin(hn(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,f),this._z=Math.atan2(-a,s)):(this._x=Math.atan2(h,l),this._z=0);break;case"YXZ":this._x=Math.asin(-hn(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(o,f),this._z=Math.atan2(A,l)):(this._y=Math.atan2(-u,s),this._z=0);break;case"ZXY":this._x=Math.asin(hn(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(-u,f),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(A,s));break;case"ZYX":this._y=Math.asin(-hn(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(h,f),this._z=Math.atan2(A,s)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(hn(A,-1,1)),Math.abs(A)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-u,s)):(this._x=0,this._y=Math.atan2(o,f));break;case"XZY":this._z=Math.asin(-hn(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(h,l),this._y=Math.atan2(o,s)):(this._x=Math.atan2(-c,f),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,r===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,r){return N2.makeRotationFromQuaternion(e),this.setFromRotationMatrix(N2,t,r)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return D2.setFromEuler(this),this.setFromQuaternion(D2,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}}js.DEFAULT_ORDER="XYZ";class Ly{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}

5isEnabled(e){return(this.mask&(1<<e|0))!==0}}let CT=0;const L2=new Ae,OA=new Xs,oa=new an,Nu=new Ae,rc=new Ae,_T=new Ae,BT=new Xs,O2=new Ae(1,0,0),P2=new Ae(0,1,0),k2=new Ae(0,0,1),$2={type:"added"},ET={type:"removed"},PA={type:"childadded",child:null},Id={type:"childremoved",child:null};class or extends xA{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:CT++}),this.uuid=Bs(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=or.DEFAULT_UP.clone();const e=new Ae,t=new js,r=new Xs,i=new Ae(1,1,1);function s(){r.setFromEuler(t,!1)}function a(){t.setFromQuaternion(r,void 0,!1)}t._onChange(s),r._onChange(a),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:r},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new an},normalMatrix:{value:new nn}}),this.matrix=new an,this.matrixWorld=new an,this.matrixAutoUpdate=or.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=or.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Ly,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.customDepthMaterial=void 0,this.customDistanceMaterial=void 0,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 OA.setFromAxisAngle(e,t),this.quaternion.multiply(OA),this}rotateOnWorldAxis(e,t){return OA.setFromAxisAngle(e,t),this.quaternion.premultiply(OA),this}rotateX(e){return this.rotateOnAxis(O2,e)}rotateY(e){return this.rotateOnAxis(P2,e)}rotateZ(e){return this.rotateOnAxis(k2,e)}translateOnAxis(e,t){return L2.copy(e).applyQuaternion(this.quaternion),this.position.add(L2.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(O2,e)}translateY(e){return this.translateOnAxis(P2,e)}translateZ(e){return this.translateOnAxis(k2,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(oa.copy(this.matrixWorld).invert())}lookAt(e,t,r){e.isVector3?Nu.copy(e):Nu.set(e,t,r);const i=this.parent;this.updateWorldMatrix(!0,!1),rc.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?oa.lookAt(rc,Nu,this.up):oa.lookAt(Nu,rc,this.up),this.quaternion.setFromRotationMatrix(oa),i&&(oa.extractRotation(i.matrixWorld),OA.setFromRotationMatrix(oa),this.quaternion.premultiply(OA.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($2),PA.child=e,this.dispatchEvent(PA),PA.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let r=0;r<arguments.length;r++)this.remove(arguments[r]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(ET),Id.child=e,this.dispatchEvent(Id),Id.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),oa.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),oa.multiply(e.parent.matrixWorld)),e.applyMatrix4(oa),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent($2),PA.child=e,this.dispatchEvent(PA),PA.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 r=0,i=this.children.length;r<i;r++){const a=this.children[r].getObjectByProperty(e,t);if(a!==void 0)return a}}getObjectsByProperty(e,t,r=[]){this[e]===t&&r.push(this);const i=this.children;for(let s=0,a=i.length;s<a;s++)i[s].getObjectsByProperty(e,t,r);return r}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(rc,e,_T),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(rc,BT,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 r=0,i=t.length;r<i;r++)t[r].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let r=0,i=t.length;r<i;r++)t[r].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.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix

5odes);o.length>0&&(r.geometries=o),A.length>0&&(r.materials=A),l.length>0&&(r.textures=l),c.length>0&&(r.images=c),u.length>0&&(r.shapes=u),h.length>0&&(r.skeletons=h),f.length>0&&(r.animations=f),d.length>0&&(r.nodes=d)}return r.object=i,r;function a(o){const A=[];for(const l in o){const c=o[l];delete c.metadata,A.push(c)}return A}}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 r=0;r<e.children.length;r++){const i=e.children[r];this.add(i.clone())}return this}}or.DEFAULT_UP=new Ae(0,1,0);or.DEFAULT_MATRIX_AUTO_UPDATE=!0;or.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const ps=new Ae,Aa=new Ae,Fd=new Ae,la=new Ae,kA=new Ae,$A=new Ae,Q2=new Ae,Rd=new Ae,Ud=new Ae,Md=new Ae,Nd=new Tn,Dd=new Tn,Ld=new Tn;class bs{constructor(e=new Ae,t=new Ae,r=new Ae){this.a=e,this.b=t,this.c=r}static getNormal(e,t,r,i){i.subVectors(r,t),ps.subVectors(e,t),i.cross(ps);const s=i.lengthSq();return s>0?i.multiplyScalar(1/Math.sqrt(s)):i.set(0,0,0)}static getBarycoord(e,t,r,i,s){ps.subVectors(i,t),Aa.subVectors(r,t),Fd.subVectors(e,t);const a=ps.dot(ps),o=ps.dot(Aa),A=ps.dot(Fd),l=Aa.dot(Aa),c=Aa.dot(Fd),u=a*l-o*o;if(u===0)return s.set(0,0,0),null;const h=1/u,f=(l*A-o*c)*h,d=(a*c-o*A)*h;return s.set(1-f-d,d,f)}static containsPoint(e,t,r,i){return this.getBarycoord(e,t,r,i,la)===null?!1:la.x>=0&&la.y>=0&&la.x+la.y<=1}static getInterpolation(e,t,r,i,s,a,o,A){return this.getBarycoord(e,t,r,i,la)===null?(A.x=0,A.y=0,"z"in A&&(A.z=0),"w"in A&&(A.w=0),null):(A.setScalar(0),A.addScaledVector(s,la.x),A.addScaledVector(a,la.y),A.addScaledVector(o,la.z),A)}static getInterpolatedAttribute(e,t,r,i,s,a){return Nd.setScalar(0),Dd.setScalar(0),Ld.setScalar(0),Nd.fromBufferAttribute(e,t),Dd.fromBufferAttribute(e,r),Ld.fromBufferAttribute(e,i),a.setScalar(0),a.addScaledVector(Nd,s.x),a.addScaledVector(Dd,s.y),a.addScaledVector(Ld,s.z),a}static isFrontFacing(e,t,r,i){return ps.subVectors(r,t),Aa.subVectors(e,t),ps.cross(Aa).dot(i)<0}set(e,t,r){return this.a.copy(e),this.b.copy(t),this.c.copy(r),this}setFromPointsAndIndices(e,t,r,i){return this.a.copy(e[t]),this.b.copy(e[r]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,r,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,r),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 ps.subVectors(this.c,this.b),Aa.subVectors(this.a,this.b),ps.cross(Aa).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return bs.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return bs.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,r,i,s){return bs.getInterpolation(e,this.a,this.b,this.c,t,r,i,s)}containsPoint(e){return bs.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return bs.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const r=this.a,i=this.b,s=this.c;let a,o;kA.subVectors(i,r),$A.subVectors(s,r),Rd.subVectors(e,r);const A=kA.dot(Rd),l=$A.dot(Rd);if(A<=0&&l<=0)return t.copy(r);Ud.subVectors(e,i);const c=kA.dot(Ud),u=$A.dot(Ud);if(c>=0&&u<=c)return t.copy(i);const h=A*u-c*l;if(h<=0&&A>=0&&c<=0)return a=A/(A-c),t.copy(r).addScaledVector(kA,a);Md.subVectors(e,s);const f=kA.dot(Md),d=$A.dot(Md);if(d>=0&&f<=d)return t.copy(s);const g=f*l-A*d;if(g<=0&&l>=0&&d<=0)return o=l/(l-d),t.copy(r).addScaledVector($A,o);const m=c*d-f*u;if(m<=0&&u-c>=0&&f-d>=0)return Q2.subVectors(s,i),o=(u-c)/(u-c+(f-d)),t.copy(i).addScaledVector(Q2,o);const p=1/(m+g+h);return a=g*p,o=h*p,t.copy(r).addScaledVector(kA,a).addScaledVector($A,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const Oy={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},Va={h:0,s:0,l:0},Du={h:0,s:0,l:0};function Od(n,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?n+(e-n)*6*t:t<1/2?e:t<2/3?n+(e-n)*6*(2/3-t):n}

5class Yt{constructor(e,t,r){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,r)}set(e,t,r){if(t===void 0&&r===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,r);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=kr){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,xn.toWorkingColorSpace(this,t),this}setRGB(e,t,r,i=xn.workingColorSpace){return this.r=e,this.g=t,this.b=r,xn.toWorkingColorSpace(this,i),this}setHSL(e,t,r,i=xn.workingColorSpace){if(e=Ag(e,1),t=hn(t,0,1),r=hn(r,0,1),t===0)this.r=this.g=this.b=r;else{const s=r<=.5?r*(1+t):r+t-r*t,a=2*r-s;this.r=Od(a,s,e+1/3),this.g=Od(a,s,e),this.b=Od(a,s,e-1/3)}return xn.toWorkingColorSpace(this,i),this}setStyle(e,t=kr){function r(s){s!==void 0&&parseFloat(s)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const a=i[1],o=i[2];switch(a){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return r(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return r(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,t);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return r(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=i[1],a=s.length;if(a===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(s,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=kr){const r=Oy[e.toLowerCase()];return r!==void 0?this.setHex(r,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=ba(e.r),this.g=ba(e.g),this.b=ba(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=kr){return xn.fromWorkingColorSpace(Wr.copy(this),e),Math.round(hn(Wr.r*255,0,255))*65536+Math.round(hn(Wr.g*255,0,255))*256+Math.round(hn(Wr.b*255,0,255))}getHexString(e=kr){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=xn.workingColorSpace){xn.fromWorkingColorSpace(Wr.copy(this),t);const r=Wr.r,i=Wr.g,s=Wr.b,a=Math.max(r,i,s),o=Math.min(r,i,s);let A,l;const c=(o+a)/2;if(o===a)A=0,l=0;else{const u=a-o;switch(l=c<=.5?u/(a+o):u/(2-a-o),a){case r:A=(i-s)/u+(i<s?6:0);break;case i:A=(s-r)/u+2;break;case s:A=(r-i)/u+4;break}A/=6}return e.h=A,e.s=l,e.l=c,e}getRGB(e,t=xn.workingColorSpace){return xn.fromWorkingColorSpace(Wr.copy(this),t),e.r=Wr.r,e.g=Wr.g,e.b=Wr.b,e}getStyle(e=kr){xn.fromWorkingColorSpace(Wr.copy(this),e);const t=Wr.r,r=Wr.g,i=Wr.b;return e!==kr?`color(${e} ${t.toFixed(3)} ${r.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(r*255)},${Math.round(i*255)})`}offsetHSL(e,t,r){return this.getHSL(Va),this.setHSL(Va.h+e,Va.s+t,Va.l+r)}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,r){return this.r=e.r+(t.r-e.r)*r,this.g=e.g+(t.g-e.g)*r,this.b=e.b+(t.b-e.b)*r,this}lerpHSL(e,t){this.getHSL(Va),e.getHSL(Du);const r=Rc(Va.h,Du.h,t),i=Rc(Va.s,Du.s,t),s=Rc(Va.l,Du.l,t);return this.setHSL(r,i,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,r=this.g,i=this.b,s=e.elements;return this.r=s[0]*t+s[3]*r+s[6]*i,this.g=s[1]*t+s[4]*r+s[7]*i,this.b=s[2]*t+s[5]*r+s[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 Wr=new Yt;Yt.NAMES=Oy;let ST=0;class Vs extends xA{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:ST++}),this.uuid=Bs(),this.name="",this.type="Material",this.blending=cl,this.side=_a,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=jp,this.blendDst=Yp,this.blendEquation=Go,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Yt(0,0,0),this.blendAlpha=0,this.depthFunc=yl,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=S2,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=RA,this.stencilZFail=RA,this.stencilZPass=RA,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.allowOverride=!0,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}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const r=e[t];if(r===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(r):i&&i.isVector3&&r&&r.isVector3?i.copy(r):this[t]=r}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const r={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};

5r.uuid=this.uuid,r.type=this.type,this.name!==""&&(r.name=this.name),this.color&&this.color.isColor&&(r.color=this.color.getHex()),this.roughness!==void 0&&(r.roughness=this.roughness),this.metalness!==void 0&&(r.metalness=this.metalness),this.sheen!==void 0&&(r.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(r.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(r.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(r.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(r.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(r.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(r.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(r.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(r.shininess=this.shininess),this.clearcoat!==void 0&&(r.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(r.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(r.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(r.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(r.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,r.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.dispersion!==void 0&&(r.dispersion=this.dispersion),this.iridescence!==void 0&&(r.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(r.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(r.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(r.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(r.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(r.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(r.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(r.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(r.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(r.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(r.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(r.lightMap=this.lightMap.toJSON(e).uuid,r.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(r.aoMap=this.aoMap.toJSON(e).uuid,r.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(r.bumpMap=this.bumpMap.toJSON(e).uuid,r.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(r.normalMap=this.normalMap.toJSON(e).uuid,r.normalMapType=this.normalMapType,r.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(r.displacementMap=this.displacementMap.toJSON(e).uuid,r.displacementScale=this.displacementScale,r.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(r.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(r.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(r.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(r.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(r.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(r.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(r.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(r.combine=this.combine)),this.envMapRotation!==void 0&&(r.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(r.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(r.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(r.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(r.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(r.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(r.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(r.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(r.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(r.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(r.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(r.size=this.size),this.shadowSide!==null&&(r.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(r.sizeAttenuation=this.sizeAttenuation),this.blending!==cl&&(r.blending=this.blending),this.side!==_a&&(r.side=this.side),this.vertexColors===!0&&(r.vertexColors=!0),this.opacity<1&&(r.opacity=this.opacity),this.transparent===!0&&(r.transparent=!0),this.blendSrc!==jp&&(r.blendSrc=this.blendSrc),this.blendDst!==Yp&&(r.blendDst=this.blendDst),this.blendEquation!==Go&&(r.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(r.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(r.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(r.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(r.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(r.blendAlpha=this.blendAlpha),this.depthFunc!==yl&&(r.depthFunc=this.depthFunc),this.depthTest===!1&&(r.depthTest=this.depthTest),this.depthWrite===!1&&(r.depthWrite=this.depthWrite),this.colorWrite===!1&&(r.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(r.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==S2&&(r.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(r.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(r.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==RA&&(r.stencilFail=this.stencilFail),this.stencilZFail!==RA&&(r.stencilZFail=this.stencilZFail),this.stencilZPass!==RA&&(r.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(r.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(r.rotation=this.rotation),this.polygonOffset===!0&&(r.polygonOffset=!0),this.polygonOffsetFactor!==0&&(r.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(r.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(r.linewidth=this.linewidth),this.dashSize!==void 0&&(r.dashSize=this.dashSize),this.gapSize!==void 0&&(r.gapSize=this.gapSize),this.scale!==void 0&&(r.scale=this.scale),this.dithering===!0&&(r.dithering=!0),this.alphaTest>0&&(r.alphaTest=this.alphaTest),this.alphaHash===!0&&(r.alphaHash=!0),this.alphaToCoverage===!0&&(r.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(r.premultipliedAlpha=!0),this.forceSinglePass===!0&&(r.forceSinglePass=!0),this.wireframe===!0&&(r.wireframe=!0),this.wireframeLinewidth>1&&(r.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(r.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(r.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(r.flatShading=!0),this.visible===!1&&(r.visible=!1),this.toneMapped===!1&&(r.toneMapped=!1),this.fog===!1&&(r.fog=!1),Object.keys(this.userData).length>0&&(r.userData=this.userData);function i(s){const a=[];for(const o in s){const A=s[o];delete A.metadata,a.push(A)}return a}if(t){const s=i(e.textures),a=i(e.images);s.length>0&&(r.textures=s),a.length>0&&(r.images=a)}return r}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 r=null;if(t!==null){const i=t.length;r=new Array(i);for(let s=0;s!==i;++s)r[s]=t[s].clone()}return this.clippingPlanes=r,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 no extends Vs{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Yt(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 js,this.combine=wy,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 dr=new Ae,Lu=new Kt;let TT=0;class ci{constructor(e,t,r=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:TT++}),this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=r,this.usage=Mm,this.updateRanges=[],this.gpuType=_s,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}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,r){e*=this.itemSize,r*=t.itemSize;for(let i=0,s=this.itemSize;i<s;i++)this.array[e+i]=t.array[r+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,r=this.count;t<r;t++)Lu.fromBufferAttribute(this,t),Lu.applyMatrix3(e),this.setXY(t,Lu.x,Lu.y);else if(this.itemSize===3)for(let t=0,r=this.count;t<r;t++)dr.fromBufferAttribute(this,t),dr.applyMatrix3(e),this.setXYZ(t,dr.x,dr.y,dr.z);return this}applyMatrix4(e){for(let t=0,r=this.count;t<r;t++)dr.fromBufferAttribute(this,t),dr.applyMatrix4(e),this.setXYZ(t,dr.x,dr.y,dr.z);return this}applyNormalMatrix(e){for(let t=0,r=this.count;t<r;t++)dr.fromBufferAttribute(this,t),dr.applyNormalMatrix(e),this.setXYZ(t,dr.x,dr.y,dr.z);return this}transformDirection(e){for(let t=0,r=this.count;t<r;t++)dr.fromBufferAttribute(this,t),dr.transformDirection(e),this.setXYZ(t,dr.x,dr.y,dr.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let r=this.array[e*this.itemSize+t];return this.normalized&&(r=xs(r,this.array)),r}setComponent(e,t,r){return this.normalized&&(r=Fn(r,this.array)),this.array[e*this.itemSize+t]=r,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=xs(t,this.array)),t}setX(e,t){return this.normalized&&(t=Fn(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=xs(t,this.array)),t}setY(e,t){return this.normalized&&(t=Fn(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=xs(t,this.array)),t}setZ(e,t){return this.normalized&&(t=Fn(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=xs(t,this.array)),t}setW(e,t){return this.normalized&&(t=Fn(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,r){return e*=this.itemSize,this.normalized&&(t=Fn(t,this.array),r=Fn(r,this.array)),this.array[e+0]=t,this.array[e+1]=r,this}setXYZ(e,t,r,i){return e*=this.itemSize,this.normalized&&(t=Fn(t,this.array),r=Fn(r,this.array),i=Fn(i,this.array)),this.array[e+0]=t,this.array[e+1]=r,this.array[e+2]=i,this}setXYZW(e,t,r,i,s){return e*=this.itemSize,this.normalized&&(t=Fn(t,this.array),r=Fn(r,this.array),i=Fn(i,this.array),s=Fn(s,this.array)),this.array[e+0]=t,this.array[e+1]=r,this.array[e+2]=i,this.array[e+3]=s,this}

5onUpload(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!==Mm&&(e.usage=this.usage),e}}class Py extends ci{constructor(e,t,r){super(new Uint16Array(e),t,r)}}class ky extends ci{constructor(e,t,r){super(new Uint32Array(e),t,r)}}class Gs extends ci{constructor(e,t,r){super(new Float32Array(e),t,r)}}let IT=0;const Wi=new an,Pd=new or,QA=new Ae,Ri=new Ua,ic=new Ua,Tr=new Ae;class Is extends xA{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:IT++}),this.uuid=Bs(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=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(Ny(e)?ky:Py)(e,1):this.index=e,this}setIndirect(e){return this.indirect=e,this}getIndirect(){return this.indirect}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,r=0){this.groups.push({start:e,count:t,materialIndex:r})}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 r=this.attributes.normal;if(r!==void 0){const s=new nn().getNormalMatrix(e);r.applyNormalMatrix(s),r.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 Wi.makeRotationFromQuaternion(e),this.applyMatrix4(Wi),this}rotateX(e){return Wi.makeRotationX(e),this.applyMatrix4(Wi),this}rotateY(e){return Wi.makeRotationY(e),this.applyMatrix4(Wi),this}rotateZ(e){return Wi.makeRotationZ(e),this.applyMatrix4(Wi),this}translate(e,t,r){return Wi.makeTranslation(e,t,r),this.applyMatrix4(Wi),this}scale(e,t,r){return Wi.makeScale(e,t,r),this.applyMatrix4(Wi),this}lookAt(e){return Pd.lookAt(e),Pd.updateMatrix(),this.applyMatrix4(Pd.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(QA).negate(),this.translate(QA.x,QA.y,QA.z),this}setFromPoints(e){const t=this.getAttribute("position");if(t===void 0){const r=[];for(let i=0,s=e.length;i<s;i++){const a=e[i];r.push(a.x,a.y,a.z||0)}this.setAttribute("position",new Gs(r,3))}else{const r=Math.min(e.length,t.count);for(let i=0;i<r;i++){const s=e[i];t.setXYZ(i,s.x,s.y,s.z||0)}e.length>t.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),t.needsUpdate=!0}return this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new Ua);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 Ae(-1/0,-1/0,-1/0),new Ae(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let r=0,i=t.length;r<i;r++){const s=t[r];Ri.setFromBufferAttribute(s),this.morphTargetsRelative?(Tr.addVectors(this.boundingBox.min,Ri.min),this.boundingBox.expandByPoint(Tr),Tr.addVectors(this.boundingBox.max,Ri.max),this.boundingBox.expandByPoint(Tr)):(this.boundingBox.expandByPoint(Ri.min),this.boundingBox.expandByPoint(Ri.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 qs);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 Ae,1/0);return}if(e){const r=this.boundingSphere.center;if(Ri.setFromBufferAttribute(e),t)for(let s=0,a=t.length;s<a;s++){const o=t[s];ic.setFromBufferAttribute(o),this.morphTargetsRelative?(Tr.addVectors(Ri.min,ic.min),Ri.expandByPoint(Tr),Tr.addVectors(Ri.max,ic.max),Ri.expandByPoint(Tr)):(Ri.expandByPoint(ic.min),Ri.expandByPoint(ic.max)

5)}Ri.getCenter(r);let i=0;for(let s=0,a=e.count;s<a;s++)Tr.fromBufferAttribute(e,s),i=Math.max(i,r.distanceToSquared(Tr));if(t)for(let s=0,a=t.length;s<a;s++){const o=t[s],A=this.morphTargetsRelative;for(let l=0,c=o.count;l<c;l++)Tr.fromBufferAttribute(o,l),A&&(QA.fromBufferAttribute(e,l),Tr.add(QA)),i=Math.max(i,r.distanceToSquared(Tr))}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 r=t.position,i=t.normal,s=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new ci(new Float32Array(4*r.count),4));const a=this.getAttribute("tangent"),o=[],A=[];for(let O=0;O<r.count;O++)o[O]=new Ae,A[O]=new Ae;const l=new Ae,c=new Ae,u=new Ae,h=new Kt,f=new Kt,d=new Kt,g=new Ae,m=new Ae;function p(O,I,R){l.fromBufferAttribute(r,O),c.fromBufferAttribute(r,I),u.fromBufferAttribute(r,R),h.fromBufferAttribute(s,O),f.fromBufferAttribute(s,I),d.fromBufferAttribute(s,R),c.sub(l),u.sub(l),f.sub(h),d.sub(h);const V=1/(f.x*d.y-d.x*f.y);!isFinite(V)||(g.copy(c).multiplyScalar(d.y).addScaledVector(u,-f.y).multiplyScalar(V),m.copy(u).multiplyScalar(f.x).addScaledVector(c,-d.x).multiplyScalar(V),o[O].add(g),o[I].add(g),o[R].add(g),A[O].add(m),A[I].add(m),A[R].add(m))}let w=this.groups;w.length===0&&(w=[{start:0,count:e.count}]);for(let O=0,I=w.length;O<I;++O){const R=w[O],V=R.start,re=R.count;for(let Y=V,se=V+re;Y<se;Y+=3)p(e.getX(Y+0),e.getX(Y+1),e.getX(Y+2))}const C=new Ae,b=new Ae,U=new Ae,F=new Ae;function D(O){U.fromBufferAttribute(i,O),F.copy(U);const I=o[O];C.copy(I),C.sub(U.multiplyScalar(U.dot(I))).normalize(),b.crossVectors(F,I);const V=b.dot(A[O])<0?-1:1;a.setXYZW(O,C.x,C.y,C.z,V)}for(let O=0,I=w.length;O<I;++O){const R=w[O],V=R.start,re=R.count;for(let Y=V,se=V+re;Y<se;Y+=3)D(e.getX(Y+0)),D(e.getX(Y+1)),D(e.getX(Y+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let r=this.getAttribute("normal");if(r===void 0)r=new ci(new Float32Array(t.count*3),3),this.setAttribute("normal",r);else for(let h=0,f=r.count;h<f;h++)r.setXYZ(h,0,0,0);const i=new Ae,s=new Ae,a=new Ae,o=new Ae,A=new Ae,l=new Ae,c=new Ae,u=new Ae;if(e)for(let h=0,f=e.count;h<f;h+=3){const d=e.getX(h+0),g=e.getX(h+1),m=e.getX(h+2);i.fromBufferAttribute(t,d),s.fromBufferAttribute(t,g),a.fromBufferAttribute(t,m),c.subVectors(a,s),u.subVectors(i,s),c.cross(u),o.fromBufferAttribute(r,d),A.fromBufferAttribute(r,g),l.fromBufferAttribute(r,m),o.add(c),A.add(c),l.add(c),r.setXYZ(d,o.x,o.y,o.z),r.setXYZ(g,A.x,A.y,A.z),r.setXYZ(m,l.x,l.y,l.z)}else for(let h=0,f=t.count;h<f;h+=3)i.fromBufferAttribute(t,h+0),s.fromBufferAttribute(t,h+1),a.fromBufferAttribute(t,h+2),c.subVectors(a,s),u.subVectors(i,s),c.cross(u),r.setXYZ(h+0,c.x,c.y,c.z),r.setXYZ(h+1,

5c.x,c.y,c.z),r.setXYZ(h+2,c.x,c.y,c.z);this.normalizeNormals(),r.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,r=e.count;t<r;t++)Tr.fromBufferAttribute(e,t),Tr.normalize(),e.setXYZ(t,Tr.x,Tr.y,Tr.z)}toNonIndexed(){function e(o,A){const l=o.array,c=o.itemSize,u=o.normalized,h=new l.constructor(A.length*c);let f=0,d=0;for(let g=0,m=A.length;g<m;g++){o.isInterleavedBufferAttribute?f=A[g]*o.data.stride+o.offset:f=A[g]*c;for(let p=0;p<c;p++)h[d++]=l[f++]}return new ci(h,c,u)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Is,r=this.index.array,i=this.attributes;for(const o in i){const A=i[o],l=e(A,r);t.setAttribute(o,l)}const s=this.morphAttributes;for(const o in s){const A=[],l=s[o];for(let c=0,u=l.length;c<u;c++){const h=l[c],f=e(h,r);A.push(f)}t.morphAttributes[o]=A}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,A=a.length;o<A;o++){const l=a[o];t.addGroup(l.start,l.count,l.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 A=this.parameters;for(const l in A)A[l]!==void 0&&(e[l]=A[l]);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 r=this.attributes;for(const A in r){const l=r[A];e.data.attributes[A]=l.toJSON(e.data)}const i={};let s=!1;for(const A in this.morphAttributes){const l=this.morphAttributes[A],c=[];for(let u=0,h=l.length;u<h;u++){const f=l[u];c.push(f.toJSON(e.data))}c.length>0&&(i[A]=c,s=!0)}s&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return o!==null&&(e.data.boundingSphere={center:o.center.toArray(),radius:o.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 r=e.index;r!==null&&this.setIndex(r.clone());const i=e.attributes;for(const l in i){const c=i[l];this.setAttribute(l,c.clone(t))}const s=e.morphAttributes;for(const l in s){const c=[],u=s[l];for(let h=0,f=u.length;h<f;h++)c.push(u[h].clone(t));this.morphAttributes[l]=c}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let l=0,c=a.length;l<c;l++){const u=a[l];this.addGroup(u.start,u.count,u.materialIndex)}const o=e.boundingBox;o!==null&&(this.boundingBox=o.clone());const A=e.boundingSphere;return A!==null&&(this.boundingSphere=A.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const H2=new an,Mo=new uu,Ou=new qs,V2=new Ae,Pu=new Ae,ku=new Ae,$u=new Ae,kd=new Ae,Qu=new Ae,G2=new Ae,Hu=new Ae;class Ci extends or{constructor(e=new Is,t=new no){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,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,r=Object.keys(t);if(r.length>0){const i=t[r[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}getVertexPosition(e,t){const r=this.geometry,i=r.attributes.position,s=r.morphAttributes.position,a=r.morphTargetsRelative;t.fromBufferAttribute(i,e);const o=this.morphTargetInfluences;if(s&&o){Qu.set(0,0,0);for(let A=0,l=s.length;A<l;A++){const c=o[A],u=s[A];c!==0&&(kd.fromBufferAttribute(u,e),a?Qu.addScaledVector(kd,c):Qu.addScaledVector(kd.sub(t),c))}t.add(Qu)}return t}raycast(e,t){const r=this.geometry,i=this.material,s=this.matrixWorld;i!==void 0&&(r.boundingSphere===null&&r.computeBoundingSphere(),Ou.copy(r.boundingSphere),Ou.applyMatrix4(s),Mo.copy(e.ray).recast(e.near),!(Ou.containsPoint(Mo.origin)===!1&&(Mo.intersectSphere(Ou,V2)===null||Mo.origin.distanceToSquared(V2)>(e.far-e.near)**2))&&(H2.copy(s).invert(),Mo.copy(e.ray).applyMatrix4(H2),!(r.boundingBox!==null&&Mo.intersectsBox(r.boundingBox)===!1)&&this._computeIntersections(e,t,Mo)))}_computeIntersections(e,t,r){let i;const s=this.geometry,a=this.material,o=s.index,A=s.attributes.position,l=s.attributes.uv,c=s.attributes.uv1,u=s.attributes.normal,h=s.groups,f=s.drawRange;if(o!==null)if(Array.isArray(a))for(let d=0,g=h.length;d<g;d++){const m=h[d],p=a[m.materialIndex],w=Math.max(m.start,f.start),C=Math.min(o.count,Math.min(m.start+m.count,f.start+f.count));for(let b=w,U=C;b<U;b+=3){const F=o.getX(b),D=o.getX(b+1),O=o.getX(b+2);i=Vu(this,p,e,r,l,c,u,F,D,O),i&&(i.faceIndex=Math.floor(b/3),i.face.materialIndex=m.materialIndex,t.push(i))}}else{const d=Math.max(0,f.start),g=Math.min(o.count,f.start+f.count);for(let m=d,p=g;m<p;m+=3){const w=o.getX(m),C=o.getX(m+1),b=o.getX(m+2);i=Vu(this,a,e,r,l,c,u,w,C,b),i&&(i.faceIndex=Math.floor(m/3),t.push(i))}}else if(A!==void 0)if(Array.isArray(a))for(let d=0,g=h.length;d<g;d++){const m=h[d],p=a[m.materialIndex],w=Math.max(m.start,f.start),C=Math.min(A.count,Math.min(m.start+m.count,f.start+f.count));for(let b=w,U=C;b<U;b+=3){const F=b,D=b+1,O=b+2;i=Vu(this,p,e,r,l,c,u,F,D,O),i&&(i.faceIndex=Math.floor(b/3),i.face.materialIndex=m.materialIndex,t.push(i))}}else{const d=Math.max(0,f.start),g=Math.min(A.count,f.start+f.count);for(let m=d,p=g;m<p;m+=3){const w=m,C=m+1,b=m+2;i=Vu(this,a,e,r,l,c,u,w,C,b),i&&(i.faceIndex=Math.floor(m/3),t.push(i))}}}}function FT(n,e,t,r,i,s,a,o){let A;if(e.side===Bi?A=r.intersectTriangle(a,s,i,!0,o):A=r.intersectTriangle(i,s,a,e.side===_a,o),A===null)return null;Hu.copy(o),Hu.applyMatrix4(n.matrixWorld);const l=t.ray.origin.distanceTo(Hu);return l<t.near||l>t.far?null:{distance:l,point:Hu.clone(),object:n}}function Vu(n,e,t,r,i,s,a,o,A,l){n.getVertexPosition(o,Pu),n.getVertexPosition(A,ku),n.getVertexPosition(l,$u);const c=FT(n,e,t,r,Pu,ku,$u,G2);if(c){const u=new Ae;bs.getBarycoord(G2,Pu,ku,$u,u),i&&(c.uv=bs.getInterpolatedAttribute(i,o,A,l,u,new Kt)),s&&(c.uv1=bs.getInterpolatedAttribute(s,o,A,l,u,new Kt)),a&&(c.normal=bs.getInterpolatedAttribute(a,o,A,l,u,new Ae),c.normal.dot(r.direction)>0&&c.normal.multiplyScalar(-1));const h={a:o,b:A,c:l,normal:new Ae,materialIndex:0};bs.getNormal(Pu,ku,$u,h.normal),c.face=h,c.barycoord=u}return c}class hu extends Is{constructor(e=1,t=1,r=1,i=1,s=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:r,widthSegments:i,heightSegments:s,depthSegments:a};const o=this;i=Math.floor(i),s=Math.floor(s),a=Math.floor(a);const A=[],l=[],c=[],u=[];let h=0,f=0;d("z","y","x",-1,-1,r,t,e,a,s,0),d("z","y","x",1,-1,r,t,-e,a,s,1),d("x","z","y",1,1,e,r,t,i,a,2),d("x","z","y",1,-1,e,r,-t,i,a,3),d("x","y","z",1,-1,e,t,r,i,s,4),d("x","y","z",-1,-1,e,t,-r,i,s,5),this.setIndex(A),this.setAttribute("position",new Gs(l,3)),this.setAttribute("normal",new Gs(c,3)),this.setAttribute("uv",new Gs(u,2));function d(g,m,p,w,C,b,U,F,D,O,I){const R=b/D,V=U/O,re=b/2,Y=U/2,se=F/2,ge=D+1,ue=O+1;let Ce=0,ae=0;const we=new Ae;for(let Pe=0;Pe<ue;Pe++){const $e=Pe*V-Y;for(let yt=0;yt<ge;yt++){const Dt=yt*R-re;we[g]=Dt*w,we[m]=$e*C,we[p]=se,l.push(we.x,we.y,we.z),we[g]=0,we[m]=0,we[p]=F>0?1:-1,c.push(we.x,we.y,we.z),u.push(yt/D),u.push(1-Pe/O),Ce+=1}}for(let Pe=0;Pe<O;Pe++)for(let $e=0;$e<D;$e++){const yt=h+$e+ge*Pe,Dt=h+$e+ge*(Pe+1),Be=h+($e+1)+ge*(Pe+1),De=h+($e+1)+ge*Pe;A.push(yt,Dt,De),A.push(Dt,Be,De),ae+=6}o.addGroup(f,ae,I),f+=ae,h+=Ce}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new hu(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Cl(n){const e={};for(const t in n){e[t]={};for(const r in n[t]){const i=n[t][r];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][r]=null):e[t][r]=i.clone():Array.isArray(i)?e[t][r]=i.slice():e[t][r]=i}}return e}function ii(n){const e={};for(let t=0;t<n.length;t++){const r=Cl(n[t]);for(const i in r)e[i]=r[i]}return e}function RT(n){const e=[];for(let t=0;t<n.length;t++)e.push(n[t].clone());return e}function $y(n){const e=n.getRenderTarget();return e===null?n.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:xn.workingColorSpace}const UT={clone:Cl,merge:ii};var MT=`void main() {
6	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
7}`,NT=`void main() {
8	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
9}`;class yo extends Vs{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=MT,this.fragmentShader=NT,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=Cl(e.uniforms),this.uniformsGroups=RT(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 a=this.uniforms[i].value;a&&a.isTexture?t.uniforms[i]={type:"t",value:a.toJSON(e).uuid}:a&&a.isColor?t.uniforms[i]={type:"c",value:a.getHex()}:a&&a.isVector2?t.uniforms[i]={type:"v2",value:a.toArray()}:a&&a.isVector3?t.uniforms[i]={type:"v3",value:a.toArray()}:a&&a.isVector4?t.uniforms[i]={type:"v4",value:a.toArray()}:a&&a.isMatrix3?t.uniforms[i]={type:"m3",value:a.toArray()}:a&&a.isMatrix4?t.uniforms[i]={type:"m4",value:a.toArray()}:t.uniforms[i]={value:a}}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 r={};for(const i in this.extensions)this.extensions[i]===!0&&(r[i]=!0);return Object.keys(r).length>0&&(t.extensions=r),t}}class Qy extends or{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new an,this.projectionMatrix=new an,this.projectionMatrixInverse=new an,this.coordinateSystem=va}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 Ga=new Ae,z2=new Kt,W2=new Kt;class oi extends Qy{constructor(e=50,t=1,r=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=r,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=bl*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(Fc*.5*this.fov);return .5*this.getFilmHeight()/e}

9getEffectiveFOV(){return bl*2*Math.atan(Math.tan(Fc*.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,r){Ga.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(Ga.x,Ga.y).multiplyScalar(-e/Ga.z),Ga.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),r.set(Ga.x,Ga.y).multiplyScalar(-e/Ga.z)}getViewSize(e,t){return this.getViewBounds(e,z2,W2),t.subVectors(W2,z2)}setViewOffset(e,t,r,i,s,a){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=r,this.view.offsetY=i,this.view.width=s,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(Fc*.5*this.fov)/this.zoom,r=2*t,i=this.aspect*r,s=-.5*i;const a=this.view;if(this.view!==null&&this.view.enabled){const A=a.fullWidth,l=a.fullHeight;s+=a.offsetX*i/A,t-=a.offsetY*r/l,i*=a.width/A,r*=a.height/l}const o=this.filmOffset;o!==0&&(s+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+i,t,t-r,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 HA=-90,VA=1;class DT extends or{constructor(e,t,r){super(),this.type="CubeCamera",this.renderTarget=r,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new oi(HA,VA,e,t);i.layers=this.layers,this.add(i);const s=new oi(HA,VA,e,t);s.layers=this.layers,this.add(s);const a=new oi(HA,VA,e,t);a.layers=this.layers,this.add(a);const o=new oi(HA,VA,e,t);o.layers=this.layers,this.add(o);const A=new oi(HA,VA,e,t);A.layers=this.layers,this.add(A);const l=new oi(HA,VA,e,t);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[r,i,s,a,o,A]=t;for(const l of t)this.remove(l);if(e===va)r.up.set(0,1,0),r.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),o.up.set(0,1,0),o.lookAt(0,0,1),A.up.set(0,1,0),A.lookAt(0,0,-1);else if(e===sf)r.up.set(0,-1,0),r.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),A.up.set(0,-1,0),A.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const l of t)this.add(l),l.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:r,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,a,o,A,l,c]=this.children,u=e.getRenderTarget(),h=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),d=e.xr.enabled;e.xr.enabled=!1;const g=r.texture.generateMipmaps;r.texture.generateMipmaps=!1,e.setRenderTarget(r,0,i),e.render(t,s),e.setRenderTarget(r,1,i),e.render(t,a),e.setRenderTarget(r,2,i),e.render(t,o),e.setRenderTarget(r,3,i),e.render(t,A),e.setRenderTarget(r,4,i),e.render(t,l),r.texture.generateMipmaps=g,e.setRenderTarget(r,5,i),e.render(t,c),e.setRenderTarget(u,h,f),e.xr.enabled=d,r.texture.needsPMREMUpdate=!0}}class Hy extends Ur{constructor(e=[],t=vl,r,i,s,a,o,A,l,c){super(e,t,r,i,s,a,o,A,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class LT extends AA{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const r={width:e,height:e,depth:1},i=[r,r,r,r,r,r];this.texture=new Hy(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:Ni}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace

9=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const r={uniforms:{tEquirect:{value:null}},vertexShader:`
10
11				varying vec3 vWorldDirection;
12
13				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
14
15					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
16
17				}
18
19				void main() {
20
21					vWorldDirection = transformDirection( position, modelMatrix );
22
23					#include <begin_vertex>
24					#include <project_vertex>
25
26				}
27			`,fragmentShader:`
28
29				uniform sampler2D tEquirect;
30
31				varying vec3 vWorldDirection;
32
33				#include <common>
34
35				void main() {
36
37					vec3 direction = normalize( vWorldDirection );
38
39					vec2 sampleUV = equirectUv( direction );
40
41					gl_FragColor = texture2D( tEquirect, sampleUV );
42
43				}
44			`},i=new hu(5,5,5),s=new yo({name:"CubemapFromEquirect",uniforms:Cl(r.uniforms),vertexShader:r.vertexShader,fragmentShader:r.fragmentShader,side:Bi,blending:lo});s.uniforms.tEquirect.value=t;const a=new Ci(i,s),o=t.minFilter;return t.minFilter===ya&&(t.minFilter=Ni),new DT(1,10,this).update(e,a),t.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(e,t=!0,r=!0,i=!0){const s=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,r,i);e.setRenderTarget(s)}}class qo extends or{constructor(){super(),this.isGroup=!0,this.type="Group"}}const OT={type:"move"};class $d{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new qo,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 qo,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Ae,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Ae),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new qo,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Ae,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Ae),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 r of e.hand.values())this._getHandJoint(t,r)}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,r){let i=null,s=null,a=null;const o=this._targetRay,A=this._grip,l=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(l&&e.hand){a=!0;for(const g of e.hand.values()){const m=t.getJointPose(g,r),p=this._getHandJoint(l,g);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 c=l.joints["index-finger-tip"],u=l.joints["thumb-tip"],h=c.position.distanceTo(u.position),f=.02,d=.005;l.inputState.pinching&&h>f+d?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&h<=f-d&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else A!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,r),s!==null&&(A.matrix.fromArray(s.transform.matrix),A.matrix.decompose(A.position,A.rotation,A.scale),A.matrixWorldNeedsUpdate=!0,s.linearVelocity?(A.hasLinearVelocity=!0,A.linearVelocity.copy(s.linearVelocity)):A.hasLinearVelocity=!1,s.angularVelocity?(A.hasAngularVelocity=!0,A.angularVelocity.copy(s.angularVelocity)):A.hasAngularVelocity=!1));o!==null&&(i=t.getPose(e.targetRaySpace,r),i===null&&s!==null&&(i=s),i!==null&&(o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,i.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(i.linearVelocity)):o.hasLinearVelocity=!1,i.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(i.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(OT)))}return o!==null&&(o.visible=i!==null),A!==null&&(A.visible=s!==null),l!==null&&(l.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const r=new qo;r.matrixAutoUpdate=!1,r.visible=!1,e.joints[t.jointName]=r,e.add(r)}return e.joints[t.jointName]}}class PT extends or{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 js,this.environmentIntensity=1,this.environmentRotation=new js,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}}

44class kT{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=Mm,this.updateRanges=[],this.version=0,this.uuid=Bs()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}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,r){e*=this.stride,r*=t.stride;for(let i=0,s=this.stride;i<s;i++)this.array[e+i]=t.array[r+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=Bs()),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]),r=new this.constructor(t,this.stride);return r.setUsage(this.usage),r}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=Bs()),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 ri=new Ae;class cg{constructor(e,t,r,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=r,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,r=this.data.count;t<r;t++)ri.fromBufferAttribute(this,t),ri.applyMatrix4(e),this.setXYZ(t,ri.x,ri.y,ri.z);return this}applyNormalMatrix(e){for(let t=0,r=this.count;t<r;t++)ri.fromBufferAttribute(this,t),ri.applyNormalMatrix(e),this.setXYZ(t,ri.x,ri.y,ri.z);return this}transformDirection(e){for(let t=0,r=this.count;t<r;t++)ri.fromBufferAttribute(this,t),ri.transformDirection(e),this.setXYZ(t,ri.x,ri.y,ri.z);return this}getComponent(e,t){let r=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(r=xs(r,this.array)),r}setComponent(e,t,r){return this.normalized&&(r=Fn(r,this.array)),this.data.array[e*this.data.stride+this.offset+t]=r,this}setX(e,t){return this.normalized&&(t=Fn(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=Fn(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=Fn(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=Fn(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=xs(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=xs(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=xs(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=xs(t,this.array)),t}setXY(e,t,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=Fn(t,this.array),r=Fn(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=r,this}setXYZ(e,t,r,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=Fn(t,this.array),r=Fn(r,this.array),i=Fn(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=r,this.data.array[e+2]=i,this}setXYZW(e,t,r,i,s){return e=e*this.data.stride+this.offset,this.normalized&&(t=Fn(t,this.array),r=Fn(r,this.array),i=Fn(i,this.array),s=Fn(s,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=r,this.data.array[e+2]=i,this.data.array[e+3]=s,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 r=0;r<this.count;r++){const i=r*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}return new ci(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 cg(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 r=0;r<this.count;r++){const i=r*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[i+s])}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}}}const K2=new Ae,X2=new Tn,j2=new Tn,$T=new Ae,Y2=new an,Gu=new Ae,Qd=new qs,q2=new an,Hd=new uu;class QT extends Ci{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=C2,this.bindMatrix=new an,this.bindMatrixInverse=new an,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new Ua),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let r=0;r<t.count;r++)this.getVertexPosition(r,Gu),this.boundingBox.expandByPoint(Gu)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new qs),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let r=0;r<t.count;r++)this.getVertexPosition(r,Gu),this.boundingSphere.expandByPoint(Gu)}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 r=this.material,i=this.matrixWorld;r!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Qd.copy(this.boundingSphere),Qd.applyMatrix4(i),e.ray.intersectsSphere(Qd)!==!1&&(q2.copy(i).invert(),Hd.copy(e.ray).applyMatrix4(q2),!(this.boundingBox!==null&&Hd.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,Hd)))}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 Tn,t=this.geometry.attributes.skinWeight;for(let r=0,i=t.count;r<i;r++){e.fromBufferAttribute(t,r);const s=1/e.manhattanLength();s!==1/0?e.multiplyScalar(s):e.set(1,0,0,0),t.setXYZW(r,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===C2?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===DS?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const r=this.skeleton,i=this.geometry;X2.fromBufferAttribute(i.attributes.skinIndex,e),j2.fromBufferAttribute(i.attributes.skinWeight,e),K2.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let s=0;s<4;s++){const a=j2.getComponent(s);if(a!==0){const o=X2.getComponent(s);Y2.multiplyMatrices(r.bones[o].matrixWorld,r.boneInverses[o]),t.addScaledVector($T.copy(K2).applyMatrix4(Y2),a)}}return t.applyMatrix4(this.bindMatrixInverse)}}class Vy extends or{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Gy extends Ur{constructor(e=null,t=1,r=1,i,s,a,o,A,l=li,c=li,u,h){super(null,a,o,A,l,c,i,s,u,h),this.isDataTexture=!0,this.image={data:e,width:t,height:r},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const J2=new an,HT=new an;class ug{constructor(e=[],t=[]){this.uuid=Bs(),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 r=0,i=this.bones.length;r<i;r++)this.boneInverses.push(new an)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const r=new an;this.bones[e]&&r.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(r)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const r=this.bones[e];r&&r.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const r=this.bones[e];r&&(r.parent&&r.parent.isBone?(r.matrix.copy(r.parent.matrixWorld).invert(),r.matrix.multiply(r.matrixWorld)):r.matrix.copy(r.matrixWorld),r.matrix.decompose(r.position,r.quaternion,r.scale))}}update(){const e=this.bones,t=this.boneInverses,r=this.boneMatrices,i=this.boneTexture;for(let s=0,a=e.length;s<a;s++){const o=e[s]?e[s].matrixWorld:HT;

44J2.multiplyMatrices(o,t[s]),J2.toArray(r,s*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new ug(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 r=new Gy(t,e,e,Zi,_s);return r.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=r,this}getBoneByName(e){for(let t=0,r=this.bones.length;t<r;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 r=0,i=e.bones.length;r<i;r++){const s=e.bones[r];let a=t[s];a===void 0&&(console.warn("THREE.Skeleton: No bone found with UUID:",s),a=new Vy),this.bones.push(a),this.boneInverses.push(new an().fromArray(e.boneInverses[r]))}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,r=this.boneInverses;for(let i=0,s=t.length;i<s;i++){const a=t[i];e.bones.push(a.uuid);const o=r[i];e.boneInverses.push(o.toArray())}return e}}class Nm extends ci{constructor(e,t,r,i=1){super(e,t,r),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 GA=new an,Z2=new an,zu=[],e0=new Ua,VT=new an,sc=new Ci,ac=new qs;class GT extends Ci{constructor(e,t,r){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new Nm(new Float32Array(r*16),16),this.instanceColor=null,this.morphTexture=null,this.count=r,this.boundingBox=null,this.boundingSphere=null;for(let i=0;i<r;i++)this.setMatrixAt(i,VT)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new Ua),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let r=0;r<t;r++)this.getMatrixAt(r,GA),e0.copy(e.boundingBox).applyMatrix4(GA),this.boundingBox.union(e0)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new qs),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let r=0;r<t;r++)this.getMatrixAt(r,GA),ac.copy(e.boundingSphere).applyMatrix4(GA),this.boundingSphere.union(ac)}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 r=t.morphTargetInfluences,i=this.morphTexture.source.data.data,s=r.length+1,a=e*s+1;for(let o=0;o<r.length;o++)r[o]=i[a+o]}raycast(e,t){const r=this.matrixWorld,i=this.count;if(sc.geometry=this.geometry,sc.material=this.material,sc.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),ac.copy(this.boundingSphere),ac.applyMatrix4(r),e.ray.intersectsSphere(ac)!==!1))for(let s=0;s<i;s++){this.getMatrixAt(s,GA),Z2.multiplyMatrices(r,GA),sc.matrixWorld=Z2,sc.raycast(e,zu);for(let a=0,o=zu.length;a<o;a++){const A=zu[a];A.instanceId=s,A.object=this,t.push(A)}zu.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new Nm(new Float32Array(this.instanceMatrix.count*3).fill(1),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}setMorphAt(e,t){const r=t.morphTargetInfluences,i=r.length+1;this.morphTexture===null&&(this.morphTexture=new Gy(new Float32Array(i*this.count),i,this.count,ig,_s));const s=this.morphTexture.source.data.data;let a=0;for(let l=0;l<r.length;l++)a+=r[l];const o=this.geometry.morphTargetsRelative?1:1-a,A=i*e;s[A]=o,s.set(r,A+1)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"}),this.morphTexture!==null&&(this.morphTexture.dispose(),this.morphTexture=null)}}const Vd=new Ae,zT=new Ae,WT=new nn;class qa{constructor(e=new Ae(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,r,i){return this.normal.set(e,t,r),this.constant=i,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,r){const i=Vd.subVectors(r,t).cross(zT.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 r=e.delta(Vd),i=this.normal.dot(r);if(i===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/i;return s<0||s>1?null:t.copy(e.start).addScaledVector(r,s)}intersectsLine(e){const t=this.distanceToPoint(e.start),r=this.distanceToPoint(e.end);return t<0&&r>0||r<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 r=t||WT.getNormalMatrix(e),i=this.coplanarPoint(Vd).applyMatrix4(e),s=this.normal.applyMatrix3(r).normalize();return this.constant=-i.dot(s),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 No=new qs,Wu=new Ae;class hg{constructor(e=new qa,t=new qa,r=new qa,i=new qa,s=new qa,a=new qa){this.planes=[e,t,r,i,s,a]}set(e,t,r,i,s,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(r),o[3].copy(i),o[4].copy(s),o[5].copy(a),this}copy(e){const t=this.planes;for(let r=0;r<6;r++)t[r].copy(e.planes[r]);return this}setFromProjectionMatrix(e,t=va){const r=this.planes,i=e.elements,s=i[0],a=i[1],o=i[2],A=i[3],l=i[4],c=i[5],u=i[6],h=i[7],f=i[8],d=i[9],g=i[10],m=i[11],p=i[12],w=i[13],C=i[14],b=i[15];if(r[0].setComponents(A-s,h-l,m-f,b-p).normalize(),r[1].setComponents(A+s,h+l,m+f,b+p).normalize(),r[2].setComponents(A+a,h+c,m+d,b+w).normalize(),r[3].setComponents(A-a,h-c,m-d,b-w).normalize(),r[4].setComponents(A-o,h-u,m-g,b-C).normalize(),t===va)r[5].setComponents(A+o,h+u,m+g,b+C).normalize();else if(t===sf)r[5].setComponents(o,u,g,C).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(),No.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),No.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(No)}intersectsSprite(e){return No.center.set(0,0,0),No.radius=.7071067811865476,No.applyMatrix4(e.matrixWorld),this.intersectsSphere(No)}intersectsSphere(e){const t=this.planes,r=e.center,i=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(r)<i)return!1;return!0}intersectsBox(e){const t=this.planes;for(let r=0;r<6;r++){const i=t[r];if(Wu.x=i.normal.x>0?e.max.x:e.min.x,Wu.y=i.normal.y>0?e.max.y:e.min.y,Wu.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(Wu)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let r=0;r<6;r++)if(t[r].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}class zy extends Vs{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Yt(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 af=new Ae,of=new Ae,t0=new an,oc=new uu,Ku=new qs,Gd=new Ae,n0=new Ae;class fg extends or{constructor(e=new Is,t=new zy){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,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,r=[0];for(let i=1,s=t.count;i<s;i++)af.fromBufferAttribute(t,i-1),of.fromBufferAttribute(t,i),r[i]=r[i-1],r[i]+=af.distanceTo(of);e.setAttribute("lineDistance",new Gs(r,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const r=this.geometry,i=this.matrixWorld,s=e.params.Line.threshold,a=r.drawRange;if(r.boundingSphere===null&&r.computeBoundingSphere(),Ku.copy(r.boundingSphere),Ku.applyMatrix4(i),Ku.radius+=s,e.ray.intersectsSphere(Ku)===!1)return;t0.copy(i).invert(),oc.copy(e.ray).applyMatrix4(t0);const o=s/((this.scale.x+this.scale.y+this.scale.z)/3),A=o*o,l=this.isLineSegments?2:1,c=r.index,h=r.attributes.position;if(c!==null){const f=Math.max(0,a.start),d=Math.min(c.count,a.start+a.count);for(let g=f,m=d-1;g<m;g+=l){const p=c.getX(g),w=c.getX(g+1),C=Xu(this,e,oc,A,p,w,g);C&&t.push(C)}if(this.isLineLoop){const g=c.getX(d-1),m=c.getX(f),p=Xu(this,e,oc,A,g,m,d-1);p&&t.push(p)}}else{const f=Math.max(0,a.start),d=Math.min(h.count,a.start+a.count);for(let g=f,m=d-1;g<m;g+=l){const p=Xu(this,e,oc,A,g,g+1,g);p&&t.push(p)}if(this.isLineLoop){const g=Xu(this,e,oc,A,d-1,f,d-1);g&&t.push(g)}}}updateMorphTargets(){const t=this.geometry.morphAttributes,r=Object.keys(t);if(r.length>0){const i=t[r[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}}function Xu(n,e,t,r,i,s,a){const o=n.geometry.attributes.position;if(af.fromBufferAttribute(o,i),of.fromBufferAttribute(o,s),t.distanceSqToSegment(af,of,Gd,n0)>r)return;Gd.applyMatrix4(n.matrixWorld);const l=e.ray.origin.distanceTo(Gd);if(!(l<e.near||l>e.far))return{distance:l,point:n0.clone().applyMatrix4(n.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:n}}const r0=new Ae,i0=new Ae;class KT extends fg{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,r=[];for(let i=0,s=t.count;i<s;i+=2)r0.fromBufferAttribute(t,i),i0.fromBufferAttribute(t,i+1),r[i]=i===0?0:r[i-1],r[i+1]=r[i]+r0.distanceTo(i0);e.setAttribute("lineDistance",new Gs(r,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class XT extends fg{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class Wy extends Vs{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Yt(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 s0=new an,Dm=new uu,ju=new qs,Yu=new Ae;class jT extends or{constructor(e=new Is,t=new Wy){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,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 r=this.geometry,i=this.matrixWorld,s=e.params.Points.threshold,a=r.drawRange;if(r.boundingSphere===null&&r.computeBoundingSphere(),ju.copy(r.boundingSphere),ju.applyMatrix4(i),ju.radius+=s,e.ray.intersectsSphere(ju)===!1)return;s0.copy(i).invert(),Dm.copy(e.ray).applyMatrix4(s0);const o=s/((this.scale.x+this.scale.y+this.scale.z)/3),A=o*o,l=r.index,u=r.attributes.position;if(l!==null){const h=Math.max(0,a.start),f=Math.min(l.count,a.start+a.count);for(let d=h,g=f;d<g;d++){const m=l.getX(d);Yu.fromBufferAttribute(u,m),a0(Yu,m,A,i,e,t,this)}}else{const h=Math.max(0,a.start),f=Math.min(u.count,a.start+a.count);for(let d=h,g=f;d<g;d++)Yu.fromBufferAttribute(u,d),a0(Yu,d,A,i,e,t,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,r=Object.keys(t);if(r.length>0){const i=t[r[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=i.length;s<a;s++){const o=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}}function a0(n,e,t,r,i,s,a){const o=Dm.distanceSqToPoint(n);if(o<t){const A=new Ae;Dm.closestPointToPoint(n,A),A.applyMatrix4(r);const l=i.ray.origin.distanceTo(A);if(l<i.near||l>i.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:A,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}

44class Ky extends Ur{constructor(e,t,r=oA,i,s,a,o=li,A=li,l,c=Hc){if(c!==Hc&&c!==Vc)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super(null,i,s,a,o,A,c,r,l),this.isDepthTexture=!0,this.image={width:e,height:t},this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.source=new lg(Object.assign({},e.image)),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return this.compareFunction!==null&&(t.compareFunction=this.compareFunction),t}}class $f extends Is{constructor(e=1,t=1,r=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:r,heightSegments:i};const s=e/2,a=t/2,o=Math.floor(r),A=Math.floor(i),l=o+1,c=A+1,u=e/o,h=t/A,f=[],d=[],g=[],m=[];for(let p=0;p<c;p++){const w=p*h-a;for(let C=0;C<l;C++){const b=C*u-s;d.push(b,-w,0),g.push(0,0,1),m.push(C/o),m.push(1-p/A)}}for(let p=0;p<A;p++)for(let w=0;w<o;w++){const C=w+l*p,b=w+l*(p+1),U=w+1+l*(p+1),F=w+1+l*p;f.push(C,b,F),f.push(b,U,F)}this.setIndex(f),this.setAttribute("position",new Gs(d,3)),this.setAttribute("normal",new Gs(g,3)),this.setAttribute("uv",new Gs(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new $f(e.width,e.height,e.widthSegments,e.heightSegments)}}class dg extends Vs{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Yt(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 Yt(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Ry,this.normalScale=new Kt(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 js,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 Js extends dg{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 Kt(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return hn(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 Yt(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 Yt(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Yt(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 YT extends Vs{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=PS,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 qT extends Vs{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}}function qu(n,e){return!n||n.constructor===e?n:typeof e.BYTES_PER_ELEMENT=="number"?new e(n):Array.prototype.slice.call(n)}function JT(n){return ArrayBuffer.isView(n)&&!(n instanceof DataView)}function ZT(n){function e(i,s){return n[i]-n[s]}const t=n.length,r=new Array(t);for(let i=0;i!==t;++i)r[i]=i;return r.sort(e),r}function o0(n,e,t){const r=n.length,i=new n.constructor(r);for(let s=0,a=0;a!==r;++s){const o=t[s]*e;for(let A=0;A!==e;++A)i[a++]=n[o+A]}return i}function Xy(n,e,t,r){let i=1,s=n[0];for(;s!==void 0&&s[r]===void 0;)s=n[i++];if(s===void 0)return;let a=s[r];if(a!==void 0)if(Array.isArray(a))do a=s[r],a!==void 0&&(e.push(s.time),t.push(...a)),s=n[i++];while(s!==void 0);else if(a.toArray!==void 0)do a=s[r],a!==void 0&&(e.push(s.time),a.toArray(t,t.length)),s=n[i++];while(s!==void 0);else do a=s[r],a!==void 0&&(e.push(s.time),t.push(a)),s=n[i++];while(s!==void 0)}

44class fu{constructor(e,t,r,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=i!==void 0?i:new t.constructor(r),this.sampleValues=t,this.valueSize=r,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let r=this._cachedIndex,i=t[r],s=t[r-1];e:{t:{let a;n:{r:if(!(e<i)){for(let o=r+2;;){if(i===void 0){if(e<s)break r;return r=t.length,this._cachedIndex=r,this.copySampleValue_(r-1)}if(r===o)break;if(s=i,i=t[++r],e<i)break t}a=t.length;break n}if(!(e>=s)){const o=t[1];e<o&&(r=2,s=o);for(let A=r-2;;){if(s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(r===A)break;if(i=s,s=t[--r-1],e>=s)break t}a=r,r=0;break n}break e}for(;r<a;){const o=r+a>>>1;e<t[o]?a=o:r=o+1}if(i=t[r],s=t[r-1],s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===void 0)return r=t.length,this._cachedIndex=r,this.copySampleValue_(r-1)}this._cachedIndex=r,this.intervalChanged_(r,s,i)}return this.interpolate_(r,s,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,r=this.sampleValues,i=this.valueSize,s=e*i;for(let a=0;a!==i;++a)t[a]=r[s+a];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class eI extends fu{constructor(e,t,r,i){super(e,t,r,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:_2,endingEnd:_2}}intervalChanged_(e,t,r){const i=this.parameterPositions;let s=e-2,a=e+1,o=i[s],A=i[a];if(o===void 0)switch(this.getSettings_().endingStart){case B2:s=e,o=2*t-r;break;case E2:s=i.length-2,o=t+i[s]-i[s+1];break;default:s=e,o=r}if(A===void 0)switch(this.getSettings_().endingEnd){case B2:a=e,A=2*r-t;break;case E2:a=1,A=r+i[1]-i[0];break;default:a=e-1,A=t}const l=(r-t)*.5,c=this.valueSize;this._weightPrev=l/(t-o),this._weightNext=l/(A-r),this._offsetPrev=s*c,this._offsetNext=a*c}interpolate_(e,t,r,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,A=e*o,l=A-o,c=this._offsetPrev,u=this._offsetNext,h=this._weightPrev,f=this._weightNext,d=(r-t)/(i-t),g=d*d,m=g*d,p=-h*m+2*h*g-h*d,w=(1+h)*m+(-1.5-2*h)*g+(-.5+h)*d+1,C=(-1-f)*m+(1.5+f)*g+.5*d,b=f*m-f*g;for(let U=0;U!==o;++U)s[U]=p*a[c+U]+w*a[l+U]+C*a[A+U]+b*a[u+U];return s}}class tI extends fu{constructor(e,t,r,i){super(e,t,r,i)}interpolate_(e,t,r,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,A=e*o,l=A-o,c=(r-t)/(i-t),u=1-c;for(let h=0;h!==o;++h)s[h]=a[l+h]*u+a[A+h]*c;return s}}class nI extends fu{constructor(e,t,r,i){super(e,t,r,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class Fs{constructor(e,t,r,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=qu(t,this.TimeBufferType),this.values=qu(r,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let r;if(t.toJSON!==this.toJSON)r=t.toJSON(e);else{r={name:e.name,times:qu(e.times,Array),values:qu(e.values,Array)};const i=e.getInterpolation();i!==e.DefaultInterpolation&&(r.interpolation=i)}return r.type=e.ValueTypeName,r}InterpolantFactoryMethodDiscrete(e){return new nI(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new tI(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new eI(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case Gc:t=this.InterpolantFactoryMethodDiscrete;break;case zc:t=this.InterpolantFactoryMethodLinear;break;case wd:t=this.InterpolantFactoryMethodSmooth;break}if(t===void 0){const r="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(r);return console.warn("THREE.KeyframeTrack:",r),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return Gc;case this.InterpolantFactoryMethodLinear:return zc;case this.InterpolantFactoryMethodSmooth:return wd}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){const t=this.times;for(let r=0,i=t.length;r!==i;++r)t[r]+=e}return this}scale(e){if(e!==1){const t=this.times;for(let r=0,i=t.length;r!==i;++r)t[r]*=e}return this}trim(e,t){const r=this.times,i=r.length;let s=0,a=i-1;for(;s!==i&&r[s]<e;)++s;for(;a!==-1&&r[a]>t;)--a;if(++a,s!==0||a!==i){s>=a&&(a=Math.max(a,1),s=a-1);const o=this.getValueSize();this.times=r.slice(s,a),this.values=this.values.slice(s*o,a*o)}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 r=this.times,i=this.values,s=r.length;s===0&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let o=0;o!==s;o++){const A=r[o];if(typeof A=="number"&&isNaN(A)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,o,A),e=!1;break}if(a!==null&&a>A){console.error("THREE.KeyframeTrack: Out of order keys.",this,o,A,a),e=!1;break}a=A}if(i!==void 0&&JT(i))for(let o=0,A=i.length;o!==A;++o){const l=i[o];if(isNaN(l)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,o,l),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),r=this.getValueSize(),i=this.getInterpolation()===wd,s=e.length-1;let a=1;for(let o=1;o<s;++o){let A=!1;const l=e[o],c=e[o+1];if(l!==c&&(o!==1||l!==e[0]))if(i)A=!0;else{const u=o*r,h=u-r,f=u+r;for(let d=0;d!==r;++d){const g=t[u+d];if(g!==t[h+d]||g!==t[f+d]){A=!0;break}}}if(A){if(o!==a){e[a]=e[o];const u=o*r,h=a*r;for(let f=0;f!==r;++f)t[h+f]=t[u+f]}++a}}if(s>0){e[a]=e[s];for(let o=s*r,A=a*r,l=0;l!==r;++l)t[A+l]=t[o+l];++a}return a!==e.length?(this.times=e.slice(0,a),this.values=t.slice(0,a*r)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),r=this.constructor,i=new r(this.name,e,t);return i.createInterpolant=this.createInterpolant,i}}Fs.prototype.ValueTypeName="";Fs.prototype.TimeBufferType=Float32Array;Fs.prototype.ValueBufferType=Float32Array;Fs.prototype.DefaultInterpolation=zc;class Ol extends Fs{constructor(e,t,r){super(e,t,r)}}Ol.prototype.ValueTypeName="bool";Ol.prototype.ValueBufferType=Array;Ol.prototype.DefaultInterpolation=Gc;Ol.prototype.InterpolantFactoryMethodLinear=void 0;Ol.prototype.InterpolantFactoryMethodSmooth=void 0;class jy extends Fs{constructor(e,t,r,i){super(e,t,r,i)}}jy.prototype.ValueTypeName="color";class _l extends Fs{constructor(e,t,r,i){super(e,t,r,i)}}_l.prototype.ValueTypeName="number";class rI extends fu{constructor(e,t,r,i){super(e,t,r,i)}interpolate_(e,t,r,i){const s=this.resultBuffer,a=this.sampleValues,o=this.valueSize,A=(r-t)/(i-t);let l=e*o;for(let c=l+o;l!==c;l+=4)Xs.slerpFlat(s,0,a,l-o,a,l,A);return s}}class Bl extends Fs{constructor(e,t,r,i){super(e,t,r,i)}InterpolantFactoryMethodLinear(e){return new rI(this.times,this.values,this.getValueSize(),e)}}Bl.prototype.ValueTypeName="quaternion";Bl.prototype.InterpolantFactoryMethodSmooth=void 0;class Pl extends Fs{constructor(e,t,r){super(e,t,r)}}Pl.prototype.ValueTypeName="string";Pl.prototype.ValueBufferType=Array;Pl.prototype.DefaultInterpolation=Gc;Pl.prototype.InterpolantFactoryMethodLinear=void 0;Pl.prototype.InterpolantFactoryMethodSmooth=void 0;class El extends Fs{constructor(e,t,r,i){super(e,t,r,i)}}El.prototype.ValueTypeName="vector";class iI{constructor(e="",t=-1,r=[],i=LS){this.name=e,this.tracks=r,this.duration=t,this.blendMode=i,this.uuid=Bs(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],r=e.tracks,i=1/(e.fps||1);for(let a=0,o=r.length;a!==o;++a)t.push(aI(r[a]).scale(i));const s=new this(e.name,e.duration,t,e.blendMode);return s.uuid=e.uuid,s}static toJSON(e){const t=[],r=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let s=0,a=r.length;s!==a;++s)t.push(Fs.toJSON(r[s]));return i}static CreateFromMorphTargetSequence(e,t,r,i){const s=t.length,a=[];for(let o=0;o<s;o++){let A=[],l=[];A.push((o+s-1)%s,o,(o+1)%s),l.push(0,1,0);const c=ZT(A);A=o0(A,1,c),l=o0(l,1,c),!i&&A[0]===0&&(A.push(s),l.push(l[0])),a.push(new _l(".morphTargetInfluences["+t[o].name+"]",A,l).scale(1/r))}return new this(e,-1,a)}static findByName(e,t){let r=e;if(!Array.isArray(e)){const i=e;r=i.geometry&&i.geometry.animations||i.animations}for(let i=0;i<r.length;i++)if(r[i].name===t)return r[i];return null}static CreateClipsFromMorphTargetSequences(e,t,r){const i={},s=/^([\w-]*?)([\d]+)$/;for(let o=0,A=e.length;o<A;o++){const l=e[o],c=l.name.match(s);if(c&&c.length>1){const u=c[1];let h=i[u];h||(i[u]=h=[]),h.push(l)}}const a=[];for(const o in i)a.push(this.CreateFromMorphTargetSequence(o,i[o],t,r));return a}static parseAnimation(e,t){if(console.warn("THREE.AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const r=function(u,h,f,d,g){if(f.length!==0){const m=[],p=[];Xy(f,m,p,d),m.length!==0&&g.push(new u(h,m,p))}},i=[],s=e.name||"default",a=e.fps||30,o=e.blendMode;let A=e.length||-1;const l=e.hierarchy||[];for(let u=0;u<l.length;u++){const h=l[u].keys;if(!(!h||h.length===0))if(h[0].morphTargets){const f={};let d;for(d=0;d<h.length;d++)if(h[d].morphTargets)for(let g=0;g<h[d].morphTargets.length;g++)f[h[d].morphTargets[g]]=-1;for(const g in f){const m=[],p=[];for(let w=0;w!==h[d].morphTargets.length;++w){const C=h[d];m.push(C.time),p.push(C.morphTarget===g?1:0)}i.push(new _l(".morphTargetInfluence["+g+"]",m,p))}A=f.length*a}else{const f=".bones["+t[u].name+"]";r(El,f+".position",h,"pos",i),r(Bl,f+".quaternion",h,"rot",i),r(El,f+".scale",h,"scl",i)}}return i.length===0?null:new this(s,A,i,o)}resetDuration(){const e=this.tracks;let t=0;for(let r=0,i=e.length;r!==i;++r){const s=this.tracks[r];t=Math.max(t,s.times[s.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 sI(n){switch(n.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return _l;

44case"vector":case"vector2":case"vector3":case"vector4":return El;case"color":return jy;case"quaternion":return Bl;case"bool":case"boolean":return Ol;case"string":return Pl}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+n)}function aI(n){if(n.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=sI(n.type);if(n.times===void 0){const t=[],r=[];Xy(n.keys,t,r,"value"),n.times=t,n.values=r}return e.parse!==void 0?e.parse(n):new e(n.name,n.times,n.values,n.interpolation)}const ro={enabled:!1,files:{},add:function(n,e){this.enabled!==!1&&(this.files[n]=e)},get:function(n){if(this.enabled!==!1)return this.files[n]},remove:function(n){delete this.files[n]},clear:function(){this.files={}}};class oI{constructor(e,t,r){const i=this;let s=!1,a=0,o=0,A;const l=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=r,this.itemStart=function(c){o++,s===!1&&i.onStart!==void 0&&i.onStart(c,a,o),s=!0},this.itemEnd=function(c){a++,i.onProgress!==void 0&&i.onProgress(c,a,o),a===o&&(s=!1,i.onLoad!==void 0&&i.onLoad())},this.itemError=function(c){i.onError!==void 0&&i.onError(c)},this.resolveURL=function(c){return A?A(c):c},this.setURLModifier=function(c){return A=c,this},this.addHandler=function(c,u){return l.push(c,u),this},this.removeHandler=function(c){const u=l.indexOf(c);return u!==-1&&l.splice(u,2),this},this.getHandler=function(c){for(let u=0,h=l.length;u<h;u+=2){const f=l[u],d=l[u+1];if(f.global&&(f.lastIndex=0),f.test(c))return d}return null}}}const AI=new oI;class kl{constructor(e){this.manager=e!==void 0?e:AI,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const r=this;return new Promise(function(i,s){r.load(e,i,t,s)})}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}}kl.DEFAULT_MATERIAL_NAME="__DEFAULT";const ca={};class lI extends Error{constructor(e,t){super(e),this.response=t}}class Yy extends kl{constructor(e){super(e),this.mimeType="",this.responseType=""}load(e,t,r,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=ro.get(e);if(s!==void 0)return this.manager.itemStart(e),setTimeout(()=>{t&&t(s),this.manager.itemEnd(e)},0),s;if(ca[e]!==void 0){ca[e].push({onLoad:t,onProgress:r,onError:i});return}ca[e]=[],ca[e].push({onLoad:t,onProgress:r,onError:i});const a=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),o=this.mimeType,A=this.responseType;fetch(a).then(l=>{if(l.status===200||l.status===0){if(l.status===0&&console.warn("THREE.FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||l.body===void 0||l.body.getReader===void 0)return l;const c=ca[e],u=l.body.getReader(),h=l.headers.get("X-File-Size")||l.headers.get("Content-Length"),f=h?parseInt(h):0,d=f!==0;let g=0;const m=new ReadableStream({start(p){w();function w(){u.read().then(({done:C,value:b})=>{if(C)p.close();else{g+=b.byteLength;const U=new ProgressEvent("progress",{lengthComputable:d,loaded:g,total:f});for(let F=0,D=c.length;F<D;F++){const O=c[F];O.onProgress&&O.onProgress(U)}p.enqueue(b),w()}},C=>{p.error(C)})}}});return new Response(m)}else throw new lI(`fetch for "${l.url}" responded with ${l.status}: ${l.statusText}`,l)}).then(l=>{switch(A){case"arraybuffer":return l.arrayBuffer();case"blob":return l.blob();case"document":return l.text().then(c=>new DOMParser().parseFromString(c,o));case"json":return l.json();default:if(o==="")return l.text();{const u=/charset="?([^;"\s]*)"?/i.exec(o),h=u&&u[1]?u[1].toLowerCase():void 0,f=new TextDecoder(h);return l.arrayBuffer().then(d=>f.decode(d))}}}).then(l=>{ro.add(e,l);const c=ca[e];delete ca[e];for(let u=0,h=c.length;u<h;u++){const f=c[u];f.onLoad&&f.onLoad(l)}}).catch(l=>{const c=ca[e];if(c===void 0)throw this.manager.itemError(e),l;delete ca[e];for(let u=0,h=c.length;u<h;u++){const f=c[u];f.onError&&f.onError(l)}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 cI extends kl{constructor(e){super(e)}load(e,t,r,i){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,a=ro.get(e);if(a!==void 0)return s.manager.itemStart(e),setTimeout(function(){t&&t(a),s.manager.itemEnd(e)},0),a;const o=Wc("img");function A(){c(),ro.add(e,this),t&&t(this),s.manager.itemEnd(e)}function l(u){c(),i&&i(u),s.manager.itemError(e),s.manager.itemEnd(e)}function c(){o.removeEventListener("load",A,!1),o.removeEventListener("error",l,!1)}return o.addEventListener("load",A,!1),o.addEventListener("error",l,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(o.crossOrigin=this.crossOrigin),s.manager.itemStart(e),o.src=e,o}}class uI extends kl{constructor(e){super(e)}load(e,t,r,i){const s=new Ur,a=new cI(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(e,function(o){s.image=o,s.needsUpdate=!0,t!==void 0&&t(s)},r,i),s}}class pg extends or{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new Yt(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()),this.target!==void 0&&(t.object.target=this.target.uuid),t}}const zd=new an,A0=new Ae,l0=new Ae;class mg{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new Kt(512,512),this.mapType=Ks,this.map=null,this.mapPass=null,this.matrix=new an,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new hg,this._frameExtents=new Kt(1,1),this._viewportCount=1,this._viewports=[new Tn(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,r=this.matrix;A0.setFromMatrixPosition(e.matrixWorld),t.position.copy(A0),l0.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(l0),t.updateMatrixWorld(),zd.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(zd),r.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),r.multiply(zd)}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.intensity=e.intensity,this.bias=e.bias,this.radius=e.radius,this.autoUpdate=e.autoUpdate,this.needsUpdate=e.needsUpdate,this.normalBias=e.normalBias,this.blurSamples=e.blurSamples,this.mapSize.copy(e.mapSize),this}clone(){return new this.constructor().copy(this)}toJSON(){const e={};return this.intensity!==1&&(e.intensity=this.intensity),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 hI extends mg{constructor(){super(new oi(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,r=bl*2*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height,s=e.distance||t.far;(r!==t.fov||i!==t.aspect||s!==t.far)&&(t.fov=r,t.aspect=i,t.far=s,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class fI extends pg{constructor(e,t,r=0,i=Math.PI/3,s=0,a=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(or.DEFAULT_UP),this.updateMatrix(),this.target=new or,this.distance=r,this.angle=i,this.penumbra=s,this.decay=a,this.map=null,this.shadow=new hI}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 c0=new an,Ac=new Ae,Wd=new Ae;class dI extends mg{constructor(){super(new oi(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new Kt(4,2),this._viewportCount=6,this._viewports=[new Tn(2,1,1,1),new Tn(0,1,1,1),new Tn(3,1,1,1),new Tn(1,1,1,1),new Tn(3,0,1,1),new Tn(1,0,1,1)],this._cubeDirections=[new Ae(1,0,0),new Ae(-1,0,0),new Ae(0,0,1),new Ae(0,0,-1),new Ae(0,1,0),new Ae(0,-1,0)],this._cubeUps=[new Ae(0,1,0),new Ae(0,1,0),new Ae(0,1,0),new Ae(0,1,0),new Ae(0,0,1),new Ae(0,0,-1)]}updateMatrices(e,t=0){const r=this.camera,i=this.matrix,s=e.distance||r.far;s!==r.far&&(r.far=s,r.updateProjectionMatrix()),Ac.setFromMatrixPosition(e.matrixWorld),r.position.copy(Ac),Wd.copy(r.position),Wd.add(this._cubeDirections[t]),r.up.copy(this._cubeUps[t]),r.lookAt(Wd),r.updateMatrixWorld(),i.makeTranslation(-Ac.x,-Ac.y,-Ac.z),c0.multiplyMatrices(r.projectionMatrix,r.matrixWorldInverse),this._frustum.setFromProjectionMatrix(c0)}}class pI extends pg{constructor(e,t,r=0,i=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=r,this.decay=i,this.shadow=new dI}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 Qf extends Qy{constructor(e=-1,t=1,r=1,i=-1,s=.1,a=2e3){super(),this.isOrthographicCamera=!0,this.type="Orthogra

44_setValue_array_setMatrixWorldNeedsUpdate(e,t){const r=this.resolvedProperty;for(let i=0,s=r.length;i!==s;++i)r[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,r=t.objectName,i=t.propertyName;let s=t.propertyIndex;if(e||(e=Rn.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(r){let l=t.objectIndex;switch(r){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 c=0;c<e.length;c++)if(e[c].name===l){l=c;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[r]===void 0){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[r]}if(l!==void 0){if(e[l]===void 0){console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[l]}}const a=e[i];if(a===void 0){const l=t.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+l+"."+i+" but it wasn't found.",e);return}let o=this.Versioning.None;this.targetObject=e,e.isMaterial===!0?o=this.Versioning.NeedsUpdate:e.isObject3D===!0&&(o=this.Versioning.MatrixWorldNeedsUpdate);let A=this.BindingType.Direct;if(s!==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[s]!==void 0&&(s=e.morphTargetDictionary[s])}A=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=s}else a.fromArray!==void 0&&a.toArray!==void 0?(A=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(A=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=i;this.getValue=this.GetterByBindingType[A],this.setValue=this.SetterByBindingTypeAndVersioning[A][o]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}Rn.Composite=SI;Rn.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};Rn.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};Rn.prototype.GetterByBindingType=[Rn.prototype._getValue_direct,Rn.prototype._getValue_array,Rn.prototype._getValue_arrayElement,Rn.prototype._getValue_toArray];Rn.prototype.SetterByBindingTypeAndVersioning=[[Rn.prototype._setValue_direct,Rn.prototype._setValue_direct_setNeedsUpdate,Rn.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[Rn.prototype._setValue_array,Rn.prototype._setValue_array_setNeedsUpdate,Rn.prototype._setValue_array_setMatr

44ixWorldNeedsUpdate],[Rn.prototype._setValue_arrayElement,Rn.prototype._setValue_arrayElement_setNeedsUpdate,Rn.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[Rn.prototype._setValue_fromArray,Rn.prototype._setValue_fromArray_setNeedsUpdate,Rn.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class u0{constructor(e=1,t=0,r=0){this.radius=e,this.phi=t,this.theta=r}set(e,t,r){return this.radius=e,this.phi=t,this.theta=r,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){return this.phi=hn(this.phi,1e-6,Math.PI-1e-6),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,r){return this.radius=Math.sqrt(e*e+t*t+r*r),this.radius===0?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,r),this.phi=Math.acos(hn(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}class TI extends xA{constructor(e,t=null){super(),this.object=e,this.domElement=t,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}connect(e){if(e===void 0){console.warn("THREE.Controls: connect() now requires an element.");return}this.domElement!==null&&this.disconnect(),this.domElement=e}disconnect(){}dispose(){}update(){}}function h0(n,e,t,r){const i=II(r);switch(t){case Ey:return n*e;case ig:return n*e/i.components*i.byteLength;case sg:return n*e/i.components*i.byteLength;case Ty:return n*e*2/i.components*i.byteLength;case ag:return n*e*2/i.components*i.byteLength;case Sy:return n*e*3/i.components*i.byteLength;case Zi:return n*e*4/i.components*i.byteLength;case og:return n*e*4/i.components*i.byteLength;case kh:case $h:return Math.floor((n+3)/4)*Math.floor((e+3)/4)*8;case Qh:case Hh:return Math.floor((n+3)/4)*Math.floor((e+3)/4)*16;case om:case lm:return Math.max(n,16)*Math.max(e,8)/4;case am:case Am:return Math.max(n,8)*Math.max(e,8)/2;case cm:case um:return Math.floor((n+3)/4)*Math.floor((e+3)/4)*8;case hm:return Math.floor((n+3)/4)*Math.floor((e+3)/4)*16;case fm:return Math.floor((n+3)/4)*Math.floor((e+3)/4)*16;case dm:return Math.floor((n+4)/5)*Math.floor((e+3)/4)*16;case pm:return Math.floor((n+4)/5)*Math.floor((e+4)/5)*16;case mm:return Math.floor((n+5)/6)*Math.floor((e+4)/5)*16;case gm:return Math.floor((n+5)/6)*Math.floor((e+5)/6)*16;case ym:return Math.floor((n+7)/8)*Math.floor((e+4)/5)*16;case vm:return Math.floor((n+7)/8)*Math.floor((e+5)/6)*16;case wm:return Math.floor((n+7)/8)*Math.floor((e+7)/8)*16;case xm:return Math.floor((n+9)/10)*Math.floor((e+4)/5)*16;case bm:return Math.floor((n+9)/10)*Math.floor((e+5)/6)*16;case Cm:return Math.floor((n+9)/10)*Math.floor((e+7)/8)*16;case _m:return Math.floor((n+9)/10)*Math.floor((e+9)/10)*16;case Bm:return Math.floor((n+11)/12)*Math.floor((e+9)/10)*16;case Em:return Math.floor((n+11)/12)*Math.floor((e+11)/12)*16;case Vh:case Sm:case Tm:return Math.ceil(n/4)*Math.ceil(e/4)*16;case Iy:case Im:return Math.ceil(n/4)*Math.ceil(e/4)*8;case Fm:case Rm:return Math.ceil(n/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${t} format.`)}function II(n){switch(n){case Ks:case Cy:return{byteLength:1,components:1};case $c:case _y:case cu:return{byteLength:2,components:1};case ng:case rg:return{byteLength:2,components:4};case oA:case tg:case _s:return{byteLength:4,components:1};case By:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${n}.`)}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:eg}}));typeof window<"u"&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=eg);/**
45 * @license
46 * Copyright 2010-2025 Three.js Authors
47 * SPDX-License-Identifier: MIT
48 */function qy(){let n=null,e=!1,t=null,r=null;function i(s,a){t(s,a),r=n.requestAnimationFrame(i)}return{start:function(){e!==!0&&t!==null&&(r=n.requestAnimationFrame(i),e=!0)},stop:function(){n.cancelAnimationFrame(r),e=!1},setAnimationLoop:function(s){t=s},setContext:function(s){n=s}}}function FI(n){const e=new WeakMap;function t(o,A){const l=o.array,c=o.usage,u=l.byteLength,h=n.createBuffer();n.bindBuffer(A,h),n.bufferData(A,l,c),o.onUploadCallback();let f;if(l instanceof Float32Array)f=n.FLOAT;else if(l instanceof Uint16Array)o.isFloat16BufferAttribute?f=n.HALF_FLOAT:f=n.UNSIGNED_SHORT;else if(l instanceof Int16Array)f=n.SHORT;else if(l instanceof Uint32Array)f=n.UNSIGNED_INT;else if(l instanceof Int32Array)f=n.INT;else if(l instanceof Int8Array)f=n.BYTE;else if(l instanceof Uint8Array)f=n.UNSIGNED_BYTE;else if(l instanceof Uint8ClampedArray)f=n.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+l);return{buffer:h,type:f,bytesPerElement:l.BYTES_PER_ELEMENT,version:o.version,size:u}}function r(o,A,l){const c=A.array,u=A.updateRanges;if(n.bindBuffer(l,o),u.length===0)n.bufferSubData(l,0,c);else{u.sort((f,d)=>

48f.start-d.start);let h=0;for(let f=1;f<u.length;f++){const d=u[h],g=u[f];g.start<=d.start+d.count+1?d.count=Math.max(d.count,g.start+g.count-d.start):(++h,u[h]=g)}u.length=h+1;for(let f=0,d=u.length;f<d;f++){const g=u[f];n.bufferSubData(l,g.start*c.BYTES_PER_ELEMENT,c,g.start,g.count)}A.clearUpdateRanges()}A.onUploadCallback()}function i(o){return o.isInterleavedBufferAttribute&&(o=o.data),e.get(o)}function s(o){o.isInterleavedBufferAttribute&&(o=o.data);const A=e.get(o);A&&(n.deleteBuffer(A.buffer),e.delete(o))}function a(o,A){if(o.isInterleavedBufferAttribute&&(o=o.data),o.isGLBufferAttribute){const c=e.get(o);(!c||c.version<o.version)&&e.set(o,{buffer:o.buffer,type:o.type,bytesPerElement:o.elementSize,version:o.version});return}const l=e.get(o);if(l===void 0)e.set(o,t(o,A));else if(l.version<o.version){if(l.size!==o.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.");r(l.buffer,o,A),l.version=o.version}}return{get:i,remove:s,update:a}}var RI=`#ifdef USE_ALPHAHASH
49	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
50#endif`,UI=`#ifdef USE_ALPHAHASH
51	const float ALPHA_HASH_SCALE = 0.05;
52	float hash2D( vec2 value ) {
53		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
54	}
55	float hash3D( vec3 value ) {
56		return hash2D( vec2( hash2D( value.xy ), value.z ) );
57	}
58	float getAlphaHashThreshold( vec3 position ) {
59		float maxDeriv = max(
60			length( dFdx( position.xyz ) ),
61			length( dFdy( position.xyz ) )
62		);
63		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
64		vec2 pixScales = vec2(
65			exp2( floor( log2( pixScale ) ) ),
66			exp2( ceil( log2( pixScale ) ) )
67		);
68		vec2 alpha = vec2(
69			hash3D( floor( pixScales.x * position.xyz ) ),
70			hash3D( floor( pixScales.y * position.xyz ) )
71		);
72		float lerpFactor = fract( log2( pixScale ) );
73		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
74		float a = min( lerpFactor, 1.0 - lerpFactor );
75		vec3 cases = vec3(
76			x * x / ( 2.0 * a * ( 1.0 - a ) ),
77			( x - 0.5 * a ) / ( 1.0 - a ),
78			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
79		);
80		float threshold = ( x < ( 1.0 - a ) )
81			? ( ( x < a ) ? cases.x : cases.y )
82			: cases.z;
83		return clamp( threshold , 1.0e-6, 1.0 );
84	}
85#endif`,MI=`#ifdef USE_ALPHAMAP
86	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
87#endif`,NI=`#ifdef USE_ALPHAMAP
88	uniform sampler2D alphaMap;
89#endif`,DI=`#ifdef USE_ALPHATEST
90	#ifdef ALPHA_TO_COVERAGE
91	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
92	if ( diffuseColor.a == 0.0 ) discard;
93	#else
94	if ( diffuseColor.a < alphaTest ) discard;
95	#endif
96#endif`,LI=`#ifdef USE_ALPHATEST
97	uniform float alphaTest;
98#endif`,OI=`#ifdef USE_AOMAP
99	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
100	reflectedLight.indirectDiffuse *= ambientOcclusion;
101	#if defined( USE_CLEARCOAT ) 
102		clearcoatSpecularIndirect *= ambientOcclusion;
103	#endif
104	#if defined( USE_SHEEN ) 
105		sheenSpecularIndirect *= ambientOcclusion;
106	#endif
107	#if defined( USE_ENVMAP ) && defined( STANDARD )
108		float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );
109		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );
110	#endif
111#endif`,PI=`#ifdef USE_AOMAP
112	uniform sampler2D aoMap;
113	uniform float aoMapIntensity;
114#endif`,kI=`#ifdef USE_BATCHING
115	#if ! defined( GL_ANGLE_multi_draw )
116	#define gl_DrawID _gl_DrawID
117	uniform int _gl_DrawID;
118	#endif
119	uniform highp sampler2D batchingTexture;
120	uniform highp usampler2D batchingIdTexture;
121	mat4 getBatchingMatrix( const in float i ) {
122		int size = textureSize( batchingTexture, 0 ).x;
123		int j = int( i ) * 4;
124		int x = j % size;
125		int y = j / size;
126		vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );
127		vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );
128		vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );
129		vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );
130		return mat4( v1, v2, v3, v4 );
131	}
132	float getIndirectIndex( const in int i ) {
133		int size = textureSize( batchingIdTexture, 0 ).x;
134		int x = i % size;
135		int y = i / size;
136		return float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );
137	}
138#endif
139#ifdef USE_BATCHING_COLOR
140	uniform sampler2D batchingColorTexture;
141	vec3 getBatchingColor( const in float i ) {
142		int size = textureSize( batchingColorTexture, 0 ).x;
143		int j = int( i );
144		int x = j % size;
145		int y = j / size;
146		return texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;
147	}
148#endif`,$I=`#ifdef USE_BATCHING
149	mat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );
150#endif`,QI=`vec3 transformed = vec3( position );
151#ifdef USE_ALPHAHASH
152	vPosition = vec3( position );
153#endif`,HI=`vec3 objectNormal = vec3( normal );
154#ifdef USE_TANGENT
155	vec3 objectTangent = vec3( tangent.xyz );
156#endif`,VI=`float G_BlinnPhong_Implicit( ) {
157	return 0.25;
158}
159float D_BlinnPhong( const in float shininess, const in float dotNH ) {
160	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );
161}

949=`struct PhysicalMaterial {
950	vec3 diffuseColor;
951	float roughness;
952	vec3 specularColor;
953	float specularF90;
954	float dispersion;
955	#ifdef USE_CLEARCOAT
956		float clearcoat;
957		float clearcoatRoughness;
958		vec3 clearcoatF0;
959		float clearcoatF90;
960	#endif
961	#ifdef USE_IRIDESCENCE
962		float iridescence;
963		float iridescenceIOR;
964		float iridescenceThickness;
965		vec3 iridescenceFresnel;
966		vec3 iridescenceF0;
967	#endif
968	#ifdef USE_SHEEN
969		vec3 sheenColor;
970		float sheenRoughness;
971	#endif
972	#ifdef IOR
973		float ior;
974	#endif
975	#ifdef USE_TRANSMISSION
976		float transmission;
977		float transmissionAlpha;
978		float thickness;
979		float attenuationDistance;
980		vec3 attenuationColor;
981	#endif
982	#ifdef USE_ANISOTROPY
983		float anisotropy;
984		float alphaT;
985		vec3 anisotropyT;
986		vec3 anisotropyB;
987	#endif
988};
989vec3 clearcoatSpecularDirect = vec3( 0.0 );
990vec3 clearcoatSpecularIndirect = vec3( 0.0 );
991vec3 sheenSpecularDirect = vec3( 0.0 );
992vec3 sheenSpecularIndirect = vec3(0.0 );
993vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
994    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
995    float x2 = x * x;
996    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
997    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
998}
999float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
1000	float a2 = pow2( alpha );
1001	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
1002	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
1003	return 0.5 / max( gv + gl, EPSILON );
1004}
1005float D_GGX( const in float alpha, const in float dotNH ) {
1006	float a2 = pow2( alpha );
1007	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
1008	return RECIPROCAL_PI * a2 / pow2( denom );
1009}
1010#ifdef USE_ANISOTROPY
1011	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 ) {
1012		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
1013		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
1014		float v = 0.5 / ( gv + gl );
1015		return saturate(v);
1016	}
1017	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
1018		float a2 = alphaT * alphaB;
1019		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
1020		highp float v2 = dot( v, v );
1021		float w2 = a2 / v2;
1022		return RECIPROCAL_PI * a2 * pow2 ( w2 );
1023	}
1024#endif
1025#ifdef USE_CLEARCOAT
1026	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
1027		vec3 f0 = material.clearcoatF0;
1028		float f90 = material.clearcoatF90;
1029		float roughness = material.clearcoatRoughness;
1030		float alpha = pow2( roughness );
1031		vec3 halfDir = normalize( lightDir + viewDir );
1032		float dotNL = saturate( dot( normal, lightDir ) );
1033		float dotNV = saturate( dot( normal, viewDir ) );
1034		float dotNH = saturate( dot( normal, halfDir ) );
1035		float dotVH = saturate( dot( viewDir, halfDir ) );
1036		vec3 F = F_Schlick( f0, f90, dotVH );
1037		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1038		float D = D_GGX( alpha, dotNH );
1039		return F * ( V * D );
1040	}
1041#endif
1042vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
1043	vec3 f0 = material.specularColor;
1044	float f90 = material.specularF90;
1045	float roughness = material.roughness;
1046	float alpha = pow2( roughness );
1047	vec3 halfDir = normalize( lightDir + viewDir );
1048	float dotNL = saturate( dot( normal, lightDir ) );
1049	float dotNV = saturate( dot( normal, viewDir ) );
1050	float dotNH = saturate( dot( normal, halfDir ) );
1051	float dotVH = saturate( dot( viewDir, halfDir ) );
1052	vec3 F = F_Schlick( f0, f90, dotVH );
1053	#ifdef USE_IRIDESCENCE
1054		F = mix( F, material.iridescenceFresnel, material.iridescence );
1055	#endif
1056	#ifdef USE_ANISOTROPY
1057		float dotTL = dot( material.anisotropyT, lightDir );
1058		float dotTV = dot( material.anisotropyT, viewDir );
1059		float dotTH = dot( material.anisotropyT, halfDir );
1060		float dotBL = dot( material.anisotropyB, lightDir );
1061		float dotBV = dot( material.anisotropyB, viewDir );
1062		float dotBH = dot( material.anisotropyB, halfDir );
1063		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
1064		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
1065	#else
1066		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1067		float D = D_GGX( alpha, dotNH );
1068	#endif
1069	return F * ( V * D );
1070}
1071vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
1072	const float LUT_SIZE = 64.0;
1073	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
1074	const float LUT_BIAS = 0.5 / LUT_SIZE;
1075	float dotNV = saturate( dot( N, V ) );
1076	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
1077	uv = uv * LUT_SCALE + LUT_BIAS;
1078	return uv;
1079}
1080float LTC_ClippedSphereFormFactor( const in vec3 f ) {
1081	float l = length( f );
1082	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
1083}
1084vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
1085	float x = dot( v1, v2 );
1086	float y = abs( x );
1087	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
1088	float b = 3.4175940 + ( 4.1616724 + y ) * y;
1089	float v = a / b;
1090	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
1091	return cross( v1, v2 ) * theta_sintheta;
1092}
1093vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
1094	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
1095	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
1096	vec3 lightNormal = cross( v1, v2 );
1097	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
1098	vec3 T1, T2;
1099	T1 = normalize( V - N * dot( V, N ) );
1100	T2 = - cross( N, T1 );
1101	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );
1102	vec3 coords[ 4 ];
1103	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
1104	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
1105	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
1106	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
1107	coords[ 0 ] = normalize( coords[ 0 ] );
1108	coords[ 1 ] = normalize( coords[ 1 ] );
1109	coords[ 2 ] = normalize( coords[ 2 ] );
1110	coords[ 3 ] = normalize( coords[ 3 ] );
1111	vec3 vectorFormFactor = vec3( 0.0 );
1112	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
1113	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
1114	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
1115	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
1116	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
1117	return vec3( result );
1118}
1119#if defined( USE_SHEEN )
1120float D_Charlie( float roughness, float dotNH ) {
1121	float alpha = pow2( roughness );
1122	float invAlpha = 1.0 / alpha;
1123	float cos2h = dotNH * dotNH;
1124	float sin2h = max( 1.0 - cos2h, 0.0078125 );
1125	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
1126}
1127float V_Neubelt( float dotNV, float dotNL ) {
1128	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
1129}
1130vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
1131	vec3 halfDir = normalize( lightDir + viewDir );
1132	float dotNL = saturate( dot( normal, lightDir ) );
1133	float dotNV = saturate( dot( normal, viewDir ) );
1134	float dotNH = saturate( dot( normal, halfDir ) );
1135	float D = D_Charlie( sheenRoughness, dotNH );
1136	float V = V_Neubelt( dotNV, dotNL );
1137	return sheenColor * ( D * V );
1138}
1139#endif
1140float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1141	float dotNV = saturate( dot( normal, viewDir ) );
1142	float r2 = roughness * roughness;
1143	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
1144	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
1145	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
1146	return saturate( DG * RECIPROCAL_PI );
1147}
1148vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1149	float dotNV = saturate( dot( normal, viewDir ) );
1150	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );
1151	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );
1152	vec4 r = roughness * c0 + c1;
1153	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;
1154	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;
1155	return fab;
1156}
1157vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
1158	vec2 fab = DFGApprox( normal, viewDir, roughness );
1159	return specularColor * fab.x + specularF90 * fab.y;
1160}
1161#ifdef USE_IRIDESCENCE
1162void 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 ) {
1163#else
1164void 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 ) {
1165#endif
1166	vec2 fab = DFGApprox( normal, viewDir, roughness );
1167	#ifdef USE_IRIDESCENCE
1168		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
1169	#else
1170		vec3 Fr = specularColor;
1171	#endif
1172	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
1173	float Ess = fab.x + fab.y;
1174	float Ems = 1.0 - Ess;
1175	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
1176	singleScatter += FssEss;
1177	multiScatter += Fms * Ems;
1178}
1179#if NUM_RECT_AREA_LIGHTS > 0
1180	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 ) {
1181		vec3 normal = geometryNormal;
1182		vec3 viewDir = geometryViewDir;
1183		vec3 position = geometryPosition;
1184		vec3 lightPos = rectAreaLight.position;
1185		vec3 halfWidth = rectAreaLight.halfWidth;
1186		vec3 halfHeight = rectAreaLight.halfHeight;
1187		vec3 lightColor = rectAreaLight.color;
1188		float roughness = material.roughness;
1189		vec3 rectCoords[ 4 ];
1190		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
1191		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
1192		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
1193		vec2 uv = LTC_Uv( normal, viewDir, roughness );
1194		vec4 t1 = texture2D( ltc_1, uv );
1195		vec4 t2 = texture2D( ltc_2, uv );
1196		mat3 mInv = mat3(
1197			vec3( t1.x, 0, t1.y ),
1198			vec3(    0, 1,    0 ),
1199			vec3( t1.z, 0, t1.w )
1200		);
1201		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
1202		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
1203		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
1204	}
1205#endif
1206void 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 ) {
1207	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
1208	vec3 irradiance = dotNL * directLight.color;
1209	#ifdef USE_CLEARCOAT
1210		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
1211		vec3 ccIrradiance = dotNLcc * directLight.color;
1212		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
1213	#endif
1214	#ifdef USE_SHEEN
1215		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
1216	#endif
1217	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );
1218	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
1219}
1220void 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 ) {
1221	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
1222}
1223void 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) {
1224	#ifdef USE_CLEARCOAT
1225		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
1226	#endif
1227	#ifdef USE_SHEEN
1228		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1229	#endif
1230	vec3 singleScattering = vec3( 0.0 );
1231	vec3 multiScattering = vec3( 0.0 );
1232	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
1233	#ifdef USE_IRIDESCENCE
1234		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
1235	#else
1236		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
1237	#endif
1238	vec3 totalScattering = singleScattering + multiScattering;
1239	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
1240	reflectedLight.indirectSpecular += radiance * singleScattering;
1241	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
1242	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
1243}
1244#define RE_Direct				RE_Direct_Physical
1245#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
1246#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
1247#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
1248float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
1249	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
1250}`,

1694`#if NUM_SPOT_LIGHT_COORDS > 0
1695	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
1696#endif
1697#if NUM_SPOT_LIGHT_MAPS > 0
1698	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
1699#endif
1700#ifdef USE_SHADOWMAP
1701	#if NUM_DIR_LIGHT_SHADOWS > 0
1702		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
1703		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
1704		struct DirectionalLightShadow {
1705			float shadowIntensity;
1706			float shadowBias;
1707			float shadowNormalBias;
1708			float shadowRadius;
1709			vec2 shadowMapSize;
1710		};
1711		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
1712	#endif
1713	#if NUM_SPOT_LIGHT_SHADOWS > 0
1714		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
1715		struct SpotLightShadow {
1716			float shadowIntensity;
1717			float shadowBias;
1718			float shadowNormalBias;
1719			float shadowRadius;
1720			vec2 shadowMapSize;
1721		};
1722		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
1723	#endif
1724	#if NUM_POINT_LIGHT_SHADOWS > 0
1725		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
1726		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
1727		struct PointLightShadow {
1728			float shadowIntensity;
1729			float shadowBias;
1730			float shadowNormalBias;
1731			float shadowRadius;
1732			vec2 shadowMapSize;
1733			float shadowCameraNear;
1734			float shadowCameraFar;
1735		};
1736		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
1737	#endif
1738	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
1739		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );
1740	}
1741	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
1742		return unpackRGBATo2Half( texture2D( shadow, uv ) );
1743	}
1744	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){
1745		float occlusion = 1.0;
1746		vec2 distribution = texture2DDistribution( shadow, uv );
1747		float hard_shadow = step( compare , distribution.x );
1748		if (hard_shadow != 1.0 ) {
1749			float distance = compare - distribution.x ;
1750			float variance = max( 0.00000, distribution.y * distribution.y );
1751			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 );
1752		}
1753		return occlusion;
1754	}
1755	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
1756		float shadow = 1.0;
1757		shadowCoord.xyz /= shadowCoord.w;
1758		shadowCoord.z += shadowBias;
1759		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
1760		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
1761		if ( frustumTest ) {
1762		#if defined( SHADOWMAP_TYPE_PCF )
1763			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
1764			float dx0 = - texelSize.x * shadowRadius;
1765			float dy0 = - texelSize.y * shadowRadius;
1766			float dx1 = + texelSize.x * shadowRadius;
1767			float dy1 = + texelSize.y * shadowRadius;
1768			float dx2 = dx0 / 2.0;
1769			float dy2 = dy0 / 2.0;
1770			float dx3 = dx1 / 2.0;
1771			float dy3 = dy1 / 2.0;
1772			shadow = (
1773				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
1774				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
1775				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
1776				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
1777				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
1778				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
1779				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
1780				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
1781				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
1782				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
1783				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
1784				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
1785				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
1786				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
1787				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
1788				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
1789				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
1790			) * ( 1.0 / 17.0 );
1791		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
1792			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
1793			float dx = texelSize.x;
1794			float dy = texelSize.y;
1795			vec2 uv = shadowCoord.xy;
1796			vec2 f = fract( uv * shadowMapSize + 0.5 );
1797			uv -= f * texelSize;
1798			shadow = (
1799				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
1800				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
1801				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
1802				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
1803				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
1804					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
1805					 f.x ) +
1806				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
1807					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
1808					 f.x ) +
1809				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
1810					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
1811					 f.y ) +
1812				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
1813					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
1814					 f.y ) +
1815				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
1816						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
1817						  f.x ),
1818					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
1819						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
1820						  f.x ),
1821					 f.y )
1822			) * ( 1.0 / 9.0 );
1823		#elif defined( SHADOWMAP_TYPE_VSM )
1824			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
1825		#else
1826			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
1827		#endif
1828		}
1829		return mix( 1.0, shadow, shadowIntensity );
1830	}
1831	vec2 cubeToUV( vec3 v, float texelSizeY ) {
1832		vec3 absV = abs( v );
1833		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
1834		absV *= scaleToCube;
1835		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
1836		vec2 planar = v.xy;
1837		float almostATexel = 1.5 * texelSizeY;
1838		float almostOne = 1.0 - almostATexel;
1839		if ( absV.z >= almostOne ) {
1840			if ( v.z > 0.0 )
1841				planar.x = 4.0 - v.x;
1842		} else if ( absV.x >= almostOne ) {
1843			float signX = sign( v.x );
1844			planar.x = v.z * signX + 2.0 * signX;
1845		} else if ( absV.y >= almostOne ) {
1846			float signY = sign( v.y );
1847			planar.x = v.x + 2.0 * signY + 2.0;
1848			planar.y = v.z * signY - 2.0;
1849		}
1850		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
1851	}
1852	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
1853		float shadow = 1.0;
1854		vec3 lightToPosition = shadowCoord.xyz;
1855		
1856		float lightToPositionLength = length( lightToPosition );
1857		if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {
1858			float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );			dp += shadowBias;
1859			vec3 bd3D = normalize( lightToPosition );
1860			vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
1861			#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
1862				vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
1863				shadow = (
1864					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
1865					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
1866					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
1867					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
1868					texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
1869					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
1870					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
1871					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
1872					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
1873				) * ( 1.0 / 9.0 );
1874			#else
1875				shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
1876			#endif
1877		}
1878		return mix( 1.0, shadow, shadowIntensity );
1879	}
1880#endif`,