https://theirisk.com/assets/monologueSeaScene-CYfGkBkh.js

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2 * @license
3 * Copyright 2010-2024 Three.js Authors
4 * SPDX-License-Identifier: MIT
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this.enabled===!1||e===t||!e||!t||(this.spaces[e].transfer===Ke&&(i.r=rn(i.r),i.g=rn(i.g),i.b=rn(i.b)),this.spaces[e].primaries!==this.spaces[t].primaries&&(i.applyMatrix3(this.spaces[e].toXYZ),i.applyMatrix3(this.spaces[t].fromXYZ)),this.spaces[t].transfer===Ke&&(i.r=Jn(i.r),i.g=Jn(i.g),i.b=Jn(i.b))),i},fromWorkingColorSpace:function(i,e){return this.convert(i,this.workingColorSpace,e)},toWorkingColorSpace:function(i,e){return this.convert(i,e,this.workingColorSpace)},getPrimaries:function(i){return this.spaces[i].primaries},getTransfer:function(i){return i===gn?hr:this.spaces[i].transfer},getLuminanceCoefficients:function(i,e=this.workingColorSpace){return i.fromArray(this.spaces[e].luminanceCoefficients)},define:function(i){Object.assign(this.spaces,i)},_getMatrix:function(i,e,t){return i.copy(this.spaces[e].toXYZ).multiply(this.spaces[t].fromXYZ)},_getDrawingBufferColorSpace:function(i){return this.spaces[i].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(i=this.workingColorSpace){return this.spaces[i].workingColorSpaceConfig.unpackColorSpace}};function rn(i){return i<.04045?i*.0773993808:Math.pow(i*.9478672986+.0521327014,2.4)}function Jn(i){return i<.0031308?i*12.92:1.055*Math.pow(i,.41666)-.055}const ua=[.64,.33,.3,.6,.15,.06],ha=[.2126,.7152,.0722],fa=[.3127,.329],da=new Pe().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),pa=new Pe().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);Ve.define({[ai]:{primaries:ua,whitePoint:fa,transfer:hr,toXYZ:da,fromXYZ:pa,luminanceCoefficients:ha,workingColorSpaceConfig:{unpackColorSpace:wt},outputColorSpaceConfig:{drawingBufferColorSpace:wt}},[wt]:{primaries:ua,whitePoint:fa,transfer:Ke,toXYZ:da,fromXYZ:pa,luminanceCoefficients:ha,outputColorSpaceConfig:{drawingBufferColorSpace:wt}}});let In;class sc{static getDataURL(e){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{In===void 0&&(In=cr("canvas")),In.width=e.width,In.height=e.height;const n=In.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=In}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=cr("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const r=n.getImageData(0,0,e.width,e.height),s=r.data;for(let a=0;a<s.length;a++)s[a]=rn(s[a]/255)*255;return n.putImageData(r,0,0),t}else if(e.data){const t=e.data.slice(0);for(let n=0;n<t.length;n++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[n]=Math.floor(rn(t[n]/255)*255):t[n]=rn(t[n]);return{data:t,width:e.width,height:e.height}}else return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let ac=0;class Co{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:ac++}),this.uuid=li(),this.data=e,this.dataReady=!0,this.version=0}set needsUpdate(e){e===!0&&this.version++}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.images[this.uuid]!==void 0)return e.images[this.uuid];const n={uuid:this.uuid,url:""},r=this.data;if(r!==null){let s;if(Array.isArray(r)){s=[];for(let a=0,o=r.length;a<o;a++)r[a].isDataTexture?s.push(xr(r[a].image)):s.push(xr(r[a]))}else s=xr(r);n.url=s}return t||(e.images[this.uuid]=n),n}}function xr(i){return typeof HTMLImageElement<"u"&&i instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&i instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&i instanceof ImageBitmap?sc.getDataURL(i):i.data?{data:Array.from(i.data),width:i.width,height:i.height,type:i.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let oc=0;class pt extends oi{constructor(e=pt.DEFAULT_IMAGE,t=pt.DEFAULT_MAPPING,n=Cn,r=Cn,s=Ht,a=Pn,o=Nt,l=an,c=pt.DEFAULT_ANISOTROPY,h=gn){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:oc++}),this.uuid=li(),this.name="",this.source=new Co(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=r,this.magFilter=s,this.minFilter=a,this.anisotropy=c,this.format=o,this.internalFormat=null,this.type=l,this.offset=new we(0,0),this.repeat=new we(1,1),this.center=new we(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Pe,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=h,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return new this.constructor().copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace

5=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==mo)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case rs:e.x=e.x-Math.floor(e.x);break;case Cn:e.x=e.x<0?0:1;break;case ss: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 rs:e.y=e.y-Math.floor(e.y);break;case Cn:e.y=e.y<0?0:1;break;case ss:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}}pt.DEFAULT_IMAGE=null;pt.DEFAULT_MAPPING=mo;pt.DEFAULT_ANISOTROPY=1;class qe{constructor(e=0,t=0,n=0,r=1){qe.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=r}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,r){return this.x=e,this.y=t,this.z=n,this.w=r,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,r=this.z,s=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*r+a[12]*s,this.y=a[1]*t+a[5]*n+a[9]*r+a[13]*s,this.z=a[2]*t+a[6]*n+a[10]*r+a[14]*s,this.w=a[3]*t+a[7]*n+a[11]*r+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,n,r,s;const l=e.elements,c=l[0],h=l[4],f=l[8],d=l[1],m=l[5],_=l[9],M=l[2],p=l[6],u=l[10];if(Math.abs(h-d)<.01&&Math.abs(f-M)<.01&&Math.abs(_-p)<.01){if(Math.abs(h+d)<.1&&Math.abs(f+M)<.1&&Math.abs(_+p)<.1&&Math.abs(c+m+u-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const T=(c+1)/2,S=(m+1)/2,F=(u+1)/2,R=(h+d)/4,w=(f+M)/4,I=(_+p)/4;return T>S&&T>F?T<.01?(n=0,r=.707106781,s=.707106781):(n=Math.sqrt(T),r=R/n,s=w/n):S>F?S<.01?(n=.707106781,r=0,s=.707106781):(r=Math.sqrt(S),n=R/r,s=I/r):F<.01?(n=.707106781,r=.707106781,s=0):(s=Math.sqrt(F),n=w/s,r=I/s),this.set(n,r,s,t),this}let b=Math.sqrt((p-_)*(p-_)+(f-M)*(f-M)+(d-h)*(d-h));return Math.abs(b)<.001&&(b=1),this.x=(p-_)/b,this.y=(f-M)/b,this.z=(d-h)/b,this.w=Math.acos((c+m+u-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=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class lc extends oi{constructor(e=1,t=1,n={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new qe(0,0,e,t),this.scissorTest=!1,this.viewport=new qe(0,0,e,t);const r={width:e,height:t,depth:1};n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Ht,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},n);const s=new pt(r,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace);s.flipY=!1,s.generateMipmaps=n.generateMipmaps,s.internalFormat=n.internalFormat,this.textures=[];const a=n.count;for(let o=0;o<a;o++)this.textures[o]=s.clone(),this.textures[o].isRenderTargetTexture=!0;this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this.depthTexture=n.depthTexture,this.samples=n.samples}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let r=0,s=this.textures.length;r<s;r++)this.textures[r].image.width=e,this.textures[r].image.height=t,this.textures[r].image.depth=n;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let n=0,r=e.textures.length;n<r;n++)this.textures[n]=e.textures[n].clone(),this.textures[n].isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new Co(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Rt extends lc{constructor(e=1,t=1,n={}

5){super(e,t,n),this.isWebGLRenderTarget=!0}}class Po extends pt{constructor(e=null,t=1,n=1,r=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:r},this.magFilter=yt,this.minFilter=yt,this.wrapR=Cn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class cc extends pt{constructor(e=null,t=1,n=1,r=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:r},this.magFilter=yt,this.minFilter=yt,this.wrapR=Cn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class bi{constructor(e=0,t=0,n=0,r=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=r}static slerpFlat(e,t,n,r,s,a,o){let l=n[r+0],c=n[r+1],h=n[r+2],f=n[r+3];const d=s[a+0],m=s[a+1],_=s[a+2],M=s[a+3];if(o===0){e[t+0]=l,e[t+1]=c,e[t+2]=h,e[t+3]=f;return}if(o===1){e[t+0]=d,e[t+1]=m,e[t+2]=_,e[t+3]=M;return}if(f!==M||l!==d||c!==m||h!==_){let p=1-o;const u=l*d+c*m+h*_+f*M,b=u>=0?1:-1,T=1-u*u;if(T>Number.EPSILON){const F=Math.sqrt(T),R=Math.atan2(F,u*b);p=Math.sin(p*R)/F,o=Math.sin(o*R)/F}const S=o*b;if(l=l*p+d*S,c=c*p+m*S,h=h*p+_*S,f=f*p+M*S,p===1-o){const F=1/Math.sqrt(l*l+c*c+h*h+f*f);l*=F,c*=F,h*=F,f*=F}}e[t]=l,e[t+1]=c,e[t+2]=h,e[t+3]=f}static multiplyQuaternionsFlat(e,t,n,r,s,a){const o=n[r],l=n[r+1],c=n[r+2],h=n[r+3],f=s[a],d=s[a+1],m=s[a+2],_=s[a+3];return e[t]=o*_+h*f+l*m-c*d,e[t+1]=l*_+h*d+c*f-o*m,e[t+2]=c*_+h*m+o*d-l*f,e[t+3]=h*_-o*f-l*d-c*m,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,r){return this._x=e,this._y=t,this._z=n,this._w=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t=!0){const n=e._x,r=e._y,s=e._z,a=e._order,o=Math.cos,l=Math.sin,c=o(n/2),h=o(r/2),f=o(s/2),d=l(n/2),m=l(r/2),_=l(s/2);switch(a){case"XYZ":this._x=d*h*f+c*m*_,this._y=c*m*f-d*h*_,this._z=c*h*_+d*m*f,this._w=c*h*f-d*m*_;break;case"YXZ":this._x=d*h*f+c*m*_,this._y=c*m*f-d*h*_,this._z=c*h*_-d*m*f,this._w=c*h*f+d*m*_;break;case"ZXY":this._x=d*h*f-c*m*_,this._y=c*m*f+d*h*_,this._z=c*h*_+d*m*f,this._w=c*h*f-d*m*_;break;case"ZYX":this._x=d*h*f-c*m*_,this._y=c*m*f+d*h*_,this._z=c*h*_-d*m*f,this._w=c*h*f+d*m*_;break;case"YZX":this._x=d*h*f+c*m*_,this._y=c*m*f+d*h*_,this._z=c*h*_-d*m*f,this._w=c*h*f-d*m*_;break;case"XZY":this._x=d*h*f-c*m*_,this._y=c*m*f-d*h*_,this._z=c*h*_+d*m*f,this._w=c*h*f+d*m*_;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return t===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,r=Math.sin(n);return this._x=e.x*r,this._y=e.y*r,this._z=e.z*r,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],r=t[4],s=t[8],a=t[1],o=t[5],l=t[9],c=t[2],h=t[6],f=t[10],d=n+o+f;if(d>0){const m=.5/Math.sqrt(d+1);this._w=.25/m,this._x=(h-l)*m,this._y=(s-c)*m,this._z=(a-r)*m}else if(n>o&&n>f){const m=2*Math.sqrt(1+n-o-f);this._w=(h-l)/m,this._x=.25*m,this._y=(r+a)/m,this._z=(s+c)/m}else if(o>f){const m=2*Math.sqrt(1+o-n-f);this._w=(s-c)/m,this._x=(r+a)/m,this._y=.25*m,this._z=(l+h)/m}else{const m=2*Math.sqrt(1+f-n-o);this._w=(a-r)/m,this._x=(s+c)/m,this._y=(l+h)/m,this._z=.25*m}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(ft(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(n===0)return this;const r=Math.min(1,t/n);return this.slerp(e,r),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}

5conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return e===0?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,r=e._y,s=e._z,a=e._w,o=t._x,l=t._y,c=t._z,h=t._w;return this._x=n*h+a*o+r*c-s*l,this._y=r*h+a*l+s*o-n*c,this._z=s*h+a*c+n*l-r*o,this._w=a*h-n*o-r*l-s*c,this._onChangeCallback(),this}slerp(e,t){if(t===0)return this;if(t===1)return this.copy(e);const n=this._x,r=this._y,s=this._z,a=this._w;let o=a*e._w+n*e._x+r*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=n,this._y=r,this._z=s,this;const l=1-o*o;if(l<=Number.EPSILON){const m=1-t;return this._w=m*a+t*this._w,this._x=m*n+t*this._x,this._y=m*r+t*this._y,this._z=m*s+t*this._z,this.normalize(),this}const c=Math.sqrt(l),h=Math.atan2(c,o),f=Math.sin((1-t)*h)/c,d=Math.sin(t*h)/c;return this._w=a*f+this._w*d,this._x=n*f+this._x*d,this._y=r*f+this._y*d,this._z=s*f+this._z*d,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),r=Math.sqrt(1-n),s=Math.sqrt(n);return this.set(r*Math.sin(e),r*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()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class U{constructor(e=0,t=0,n=0){U.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(ma.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(ma.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,r=this.z,s=e.elements;return this.x=s[0]*t+s[3]*n+s[6]*r,this.y=s[1]*t+s[4]*n+s[7]*r,this.z=s[2]*t+s[5]*n+s[8]*r,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,r=this.z,s=e.elements,a=1/(s[3]*t+s[7]*n+s[11]*r+s[15]);return this.x=(s[0]*t+s[4]*n+s[8]*r+s[12])*a,this.y=(s[1]*t+s[5]*n+s[9]*r+s[13])*a,this.z=(s[2]*t+s[6]*n+s[10]*r+s[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,r=this.z,s=e.x,a=e.y,o=e.z,l=e.w,c=2*(a*r-o*n),h=2*(o*t-s*r),f=2*(s*n-a*t);return this.x=t+l*c+a*f-o*h,this.y=n+l*h+o*c-s*f,this.z=r+l*f+s*h-a*c,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,r=this.z,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*r,this.y=s[1]*t+s[5]*n+s[9]*r,this.z=s[2]*t+s[6]*n+s[10]*r,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,r=e.y,s=e.z,a=t.x,o=t.y,l=t.z;return this.x=r*l-s*o,this.y=s*a-n*l,this.z=n*o-r*a,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return Mr.copy(this).projectOnVector(e),this.sub(Mr)}reflect(e){return this.sub(Mr.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(ft(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,r=this.z-e.z;return t*t+n*n+r*r}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const r=Math.sin(t)*e;return this.x=r*Math.sin(n),this.y=Math.cos(t)*e,this.z=r*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),r=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=r,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,t=Math.random()*2-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Mr=new U,ma=new bi;class Ai{constructor(e=new U(1/0,1/0,1/0),t=new U(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(Dt.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(Dt.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Dt.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);const n=e.geometry;if(n!==void 0){const s=n.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,Dt):Dt.fromBufferAttribute(s,a),Dt.applyMatrix4(e.matrixWorld),this.expandByPoint(Dt);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),Ui.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),Ui.copy(n.boundingBox)),Ui.applyMatrix4(e.matrixWorld),this.union(Ui)}const r=e.children;for(let s=0,a=r.length;s<a;s++)this.expandByObject(r[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,Dt),Dt.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(di),Ii.subVectors(this.max,di),Nn.subVectors(e.a,di),Fn.subVectors(e.b,di),On.subVectors(e.c,di),cn.subVectors(Fn,Nn),un.subVectors(On,Fn),Mn.subVectors(Nn,On);let t=[0,-cn.z,cn.y,0,-un.z,un.y,0,-Mn.z,Mn.y,cn.z,0,-cn.x,un.z,0,-un.x,Mn.z,0,-Mn.x,-cn.y,cn.x,0,-un.y,un.x,0,-Mn.y,Mn.x,0];return!Sr(t,Nn,Fn,On,Ii)||(t=[1,0,0,0,1,0,0,0,1],!Sr(t,Nn,Fn,On,Ii))?!1:(Ni.crossVectors(cn,un),t=[Ni.x,Ni.y,Ni.z],Sr(t,Nn,Fn,On,Ii))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Dt).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(Dt).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:(qt[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),qt[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),qt[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),qt[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),qt[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),qt[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),qt[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),qt[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(qt),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 qt=[new U,new U,new U,new U,new U,new U,new U,new U],Dt=new U,Ui=new Ai,Nn=new U,Fn=new U,On=new U,cn=new U,un=new U,Mn=new U,di=new U,Ii=new U,Ni=new U,Sn=new U;function Sr(i,e,t,n,r){for(let s=0,a=i.length-3;s<=a;s+=3){Sn.fromArray(i,s);const o=r.x*Math.abs(Sn.x)+r.y*Math.abs(Sn.y)+r.z*Math.abs(Sn.z),l=e.dot(Sn),c=t.dot(Sn),h=n.dot(Sn);if(Math.max(-Math.max(l,c,h),Math.min(l,c,h))>o)return!1}return!0}const uc=new Ai,pi=new U,Er=new U;class fr{constructor(e=new U,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;t!==void 0?n.copy(t):uc.setFromPoints(e).getCenter(n);let r=0;for(let s=0,a=e.length;s<a;s++)r=Math.max(r,n.distanceToSquared(e[s]));return this.radius=Math.sqrt(r),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;pi.subVectors(e,this.center);const t=pi.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),r=(n-this.radius)*.5;this.center.addScaledVector(pi,r/n),this.radius+=r}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):(Er.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(pi.copy(e.center).add(Er)),this.expandByPoint(pi.copy(e.center).sub(Er))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const Yt=new U,yr=new U,Fi=new U,hn=new U,Tr=new U,Oi=new U,br=new U;class ks{constructor(e=new U,t=new U(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,Yt)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Yt.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Yt.copy(this.origin).addScaledVector(this.direction,t),Yt.distanceToSquared(e))}distanceSqToSegment(e,t,n,r){yr.copy(e).add(t).multiplyScalar(.5),Fi.copy(t).sub(e).normalize(),hn.copy(this.origin).sub(yr);const s=e.distanceTo(t)*.5,a=-this.direction.dot(Fi),o=hn.dot(this.direction),l=-hn.dot(Fi),c=hn.lengthSq(),h=Math.abs(1-a*a);let f,d,m,_;if(h>0)if(f=a*l-o,d=a*o-l,_=s*h,f>=0)if(d>=-_)if(d<=_){const M=1/h;f*=M,d*=M,m=f*(f+a*d+2*o)+d*(a*f+d+2*l)+c}else d=s,f=Math.max(0,-(a*d+o)),m=-f*f+d*(d+2*l)+c;else d=-s,f=Math.max(0,-(a*d+o)),m=-f*f+d*(d+2*l)+c;else d<=-_?(f=Math.max(0,-(-a*s+o)),d=f>0?-s:Math.min(Math.max(-s,-l),s),m=-f*f+d*(d+2*l)+c):d<=_?(f=0,d=Math.min(Math.max(-s,-l),s),m=d*(d+2*l)+c):(f=Math.max(0,-(a*s+o)),d=f>0?s:Math.min(Math.max(-s,-l),s),m=-f*f+d*(d+2*l)+c);else d=a>0?-s:s,f=Math.max(0,-(a*d+o)),m=-f*f+d*(d+2*l)+c;return n&&n.copy(this.origin).addScaledVector(this.direction,f),r&&r.copy(yr).addScaledVector(Fi,d),m}intersectSphere(e,t){Yt.subVectors(e.center,this.origin);const n=Yt.dot(this.direction),r=Yt.dot(Yt)-n*n,s=e.radius*e.radius;if(r>s)return null;const a=Math.sqrt(s-r),o=n-a,l=n+a;return l<0?null:o<0?this.at(l,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 n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return n===null?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,r,s,a,o,l;const c=1/this.direction.x,h=1/this.direction.y,f=1/this.direction.z,d=this.origin;return c>=0?(n=(e.min.x-d.x)*c,r=(e.max.x-d.x)*c):(n=(e.max.x-d.x)*c,r=(e.min.x-d.x)*c),h>=0?(s=(e.min.y-d.y)*h,a=(e.max.y-d.y)*h):(s=(e.max.y-d.y)*h,a=(e.min.y-d.y)*h),n>a||s>r||((s>n||isNaN(n))&&(n=s),(a<r||isNaN(r))&&(r=a),f>=0?(o=(e.min.z-d.z)*f,l=(e.max.z-d.z)*f):(o=(e.max.z-d.z)*f,l=(e.min.z-d.z)*f),n>l||o>r)||((o>n||n!==n)&&(n=o),(l<r||r!==r)&&(r=l),r<0)?null:this.at(n>=0?n:r,t)}intersectsBox(e){return this.intersectBox(e,Yt)!==null}intersectTriangle(e,t,n,r,s){Tr.subVectors(t,e),Oi.subVectors(n,e),br.crossVectors(Tr,Oi);let a=this.direction.dot(br),o;if(a>0){if(r)return null;o=1}else if(a<0)o=-1,a=-a;else return null;hn.subVectors(this.origin,e);const l=o*this.direction.dot(Oi.crossVectors(hn,Oi));if(l<0)return null;const c=o*this.direction.dot(Tr.cross(hn));if(c<0||l+c>a)return null;const h=-o*hn.dot(br);return h<0?null:this.at(h/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 Ze{constructor(e,t,n,r,s,a,o,l,c,h,f,d,m,_,M,p){Ze.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,r,s,a,o,l,c,h,f,d,m,_,M,p)}set(e,t,n,r,s,a,o,l,c,h,f,d,m,_,M,p){const u=this.elements;return u[0]=e,u[4]=t,u[8]=n,u[12]=r,u[1]=s,u[5]=a,u[9]=o,u[13]=l,u[2]=c,u[6]=h,u[10]=f,u[14]=d,u[3]=m,u[7]=_,u[11]=M,u[15]=p,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 Ze().fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,r=1/Bn.setFromMatrixColumn(e,0).length(),s=1/Bn.setFromMatrixColumn(e,1).length(),a=1/Bn.setFromMatrixColumn(e,2).length();return t[0]=n[0]*r,t[1]=n[1]*r,t[2]=n[2]*r,t[3]=0,t[4]=n[4]*s,t[5]=n[5]*s,t[6]=n[6]*s,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,r=e.y,s=e.z,a=Math.cos(n),o=Math.sin(n),l=Math.cos(r),c=Math.sin(r),h=Math.cos(s),f=Math.sin(s);if(e.order==="XYZ"){const d=a*h,m=a*f,_=o*h,M=o*f;t[0]=l*h,t[4]=-l*f,t[8]=c,t[1]=m+_*c,t[5]=d-M*c,t[9]=-o*l,t[2]=M-d*c,t[6]=_+m*c,t[10]=a*l}else if(e.order==="YXZ"){const d=l*h,m=l*f,_=c*h,M=c*f;t[0]=d+M*o,t[4]=_*o-m,t[8]=a*c,t[1]=a*f,t[5]=a*h,t[9]=-o,t[2]=m*o-_,t[6]=M+d*o,t[10]=a*l}else if(e.order==="ZXY"){const d=l*h,m=l*f,_=c*h,M=c*f;t[0]=d-M*o,t[4]=-a*f,t[8]=_+m*o,t[1]=m+_*o,t[5]=a*h,t[9]=M-d*o,t[2]=-a*c,t[6]=o,t[10]=a*l}else if(e.order==="ZYX"){const d=a*h,m=a*f,_=o*h,M=o*f;t[0]=l*h,t[4]=_*c-m,t[8]=d*c+M,t[1]=l*f,t[5]=M*c+d,t[9]=m*c-_,t[2]=-c,t[6]=o*l,t[10]=a*l}else if(e.order==="YZX"){const d=a*l,m=a*c,_=o*l,M=o*c;t[0]=l*h,t[4]=M-d*f,t[8]=_*f+m,t[1]=f,t[5]=a*h,t[9]=-o*h,t[2]=-c*h,t[6]=m*f+_,t[10]=d-M*f}else if(e.order==="XZY"){const d=a*l,m=a*c,_=o*l,M=o*c;t[0]=l*h,t[4]=-f,t[8]=c*h,t[1]=d*f+M,t[5]=a*h,t[9]=m*f-_,t[2]=_*f-m,t[6]=o*h,t[10]=M*f+d}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(hc,e,fc)}lookAt(e,t,n){const r=this.elements;return St.subVectors(e,t),St.lengthSq()===0&&(St.z=1),St.normalize(),fn.crossVectors(n,St),fn.lengthSq()===0&&(Math.abs(n.z)===1?St.x+=1e-4:St.z+=1e-4,St.normalize(),fn.crossVectors(n,St)),fn.normalize(),Bi.crossVectors(St,fn),r[0]=fn.x,r[4]=Bi.x,r[8]=St.x,r[1]=fn.y,r[5]=Bi.y,r[9]=St.y,r[2]=fn.z,r[6]=Bi.z,r[10]=St.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,r=t.elements,s=this.elements,a=n[0],o=n[4],l=n[8],c=n[12],h=n[1],f=n[5],d=n[9],m=n[13],_=n[2],M=n[6],p=n[10],u=n[14],b=n[3],T=n[7],S=n[11],F=n[15],R=r[0],w=r[4],I=r[8],E=r[12],x=r[1],A=r[5],W=r[9],z=r[13],G=r[2],Z=r[6],k=r[10],J=r[14],H=r[3],te=r[7],ce=r[11],xe=r[15];return s[0]=a*R+o*x+l*G+c*H,s[4]=a*w+o*A+l*Z+c*te,s[8]=a*I+o*W+l*k+c*ce,s[12]=a*E+o*z+l*J+c*xe,s[1]=h*R+f*x+d*G+m*H,s[5]=h*w+f*A+d*Z+m*te,s[9]=h*I+f*W+d*k+m*ce,s[13]=h*E+f*z+d*J+m*xe,s[2]=_*R+M*x+p*G+u*H,s[6]=_*w+M*A+p*Z+u*te,s[10]=_*I+M*W+p*k+u*ce,s[14]=_*E+M*z+p*J+u*xe,s[3]=b*R+T*x+S*G+F*H,s[7]=b*w+T*A+S*Z+F*te,s[11]=b*I+T*W+S*k+F*ce,s[15]=b*E+T*z+S*J+F*xe,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],r=e[8],s=e[12],a=e[1],o=e[5],l=e[9],c=e[13],h=e[2],f=e[6],d=e[10],m=e[14],_=e[3],M=e[7],p=e[11],u=e[15];return _*(+s*l*f-r*c*f-s*o*d+n*c*d+r*o*m-n*l*m)+M*(+t*l*m-t*c*d+s*a*d-r*a*m+r*c*h-s*l*h)+p*(+t*c*f-t*o*m-s*a*f+n*a*m+s*o*h-n*c*h)+u*(-r*o*h-t*l*f+t*o*d+r*a*f-n*a*d+n*l*h)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const r=this.elements;return e.isVector3?(r[12]=e.x,r[13]=e.y,r[14]=e.z):(r[12]=e,r[13]=t,r[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],r=e[2],s=e[3],a=e[4],o=e[5],l=e[6],c=e[7],h=e[8],f=e[9],d=e[10],m=e[11],_=e[12],M=e[13],p=e[14],u=e[15],b=f*p*c-M*d*c+M*l*m-o*p*m-f*l*u+o*d*u,T=_*d*c-h*p*c-_*l*m+a*p*m+h*l*u-a*d*u,S=h*M*c-_*f*c+_*o*m-a*M*m-h*o*u+a*f*u,F=_*f*l-h*M*l-_*o*d+a*M*d+h*o*p-a*f*p,R=t*b+n*T+r*S+s*F;if(R===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const w=1/R;return e[0]=b*w,e[1]=(M*d*s-f*p*s-M*r*m+n*p*m+f*r*u-n*d*u)*w,e[2]=(o*p*s-M*l*s+M*r*c-n*p*c-o*r*u+n*l*u)*w,e[3]=(f*l*s-o*d*s-f*r*c+n*d*c+o*r*m-n*l*m)*w,e[4]=T*w,e[5]=(h*p*s-_*d*s+_*r*m-t*p*m-h*r*u+t*d*u)*w,e[6]=(_*l*s-a*p*s-_*r*c+t*p*c+a*r*u-t*l*u)*w,e[7]=(a*d*s-h*l*s+h*r*c-t*d*c-a*r*m+t*l*m)*w,e[8]=S*w,e[9]=(_*f*s-h*M*s-_*n*m+t*M*m+h*n*u-t*f*u)*w,e[10]=(a*M*s-_*o*s+_*n*c-t*M*c-a*n*u+t*o*u)*w,e[11]=(h*o*s-a*f*s-h*n*c+t*f*c+a*n*m-t*o*m)*w,e[12]=F*w,e[13]=(h*M*r-_*f*r+_*n*d-t*M*d-h*n*p+t*f*p)*w,e[14]=(_*o*r-a*M*r-_*n*l+t*M*l+a*n*p-t*o*p)*w,e[15]=(a*f*r-h*o*r+h*n*l-t*f*l-a*n*d+t*o*d)*w,this}scale(e){const t=this.elements,n=e.x,r=e.y,s=e.z;return t[0]*=n,t[4]*=r,t[8]*=s,t[1]*=n,t[5]*=r,t[9]*=s,t[2]*=n,t[6]*=r,t[10]*=s,t[3]*=n,t[7]*=r,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],r=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,r))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),r=Math.sin(t),s=1-n,a=e.x,o=e.y,l=e.z,c=s*a,h=s*o;return this.set(c*a+n,c*o-r*l,c*l+r*o,0,c*o+r*l,h*o+n,h*l-r*a,0,c*l-r*o,h*l+r*a,s*l*l+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,r,s,a){return this.set(1,n,s,0,e,1,a,0,t,r,1,0,0,0,0,1),this}compose(e,t,n){const r=this.elements,s=t._x,a=t._y,o=t._z,l=t._w,c=s+s,h=a+a,f=o+o,d=s*c,m=s*h,_=s*f,M=a*h,p=a*f,u=o*f,b=l*c,T=l*h,S=l*f,F=n.x,R=n.y,w=n.z;return r[0]=(1-(M+u))*F,r[1]=(m+S)*F,r[2]=(_-T)*F,r[3]=0,r[4]=(m-S)*R,r[5]=(1-(d+u))*R,r[6]=(p+b)*R,r[7]=0,r[8]=(_+T)*w,r[9]=(p-b)*w,r[10]=(1-(d+M))*w,r[11]=0,r[12]=e.x,r[13]=e.y,r[14]=e.z,r[15]=1,this}decompose(e,t,n){const r=this.elements;let s=Bn.set(r[0],r[1],r[2]).length();const a=Bn.set(r[4],r[5],r[6]).length(),o=Bn.set(r[8],r[9],r[10]).length();this.determinant()<0&&(s=-s),e.x=r[12],e.y=r[13],e.z=r[14],Lt.copy(this);const c=1/s,h=1/a,f=1/o;return Lt.elements[0]*=c,Lt.elements[1]*=c,Lt.elements[2]*=c,Lt.elements[4]*=h,Lt.elements[5]*=h,Lt.elements[6]*=h,Lt.elements[8]*=f,Lt.elements[9]*=f,Lt.elements[10]*=f,t.setFromRotationMatrix(Lt),n.x=s,n.y=a,n.z=o,this}makePerspective(e,t,n,r,s,a,o=tn){const l=this.elements,c=2*s/(t-e),h=2*s/(n-r),f=(t+e)/(t-e),d=(n+r)/(n-r);let m,_;if(o===tn)m=-(a+s)/(a-s),_=-2*a*s/(a-s);else if(o===lr)m=-a/(a-s),_=-a*s/(a-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return l[0]=c,l[4]=0,l[8]=f,l[12]=0,l[1]=0,l[5]=h,l[9]=d,l[13]=0,l[2]=0,l[6]=0,l[10]=m,l[14]=_,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(e,t,n,r,s,a,o=tn){const l=this.elements,c=1/(t-e),h=1/(n-r),f=1/(a-s),d=(t+e)*c,m=(n+r)*h;let _,M;if(o===tn)_=(a+s)*f,M=-2*f;else if(o===lr)_=s*f,M=-1*f;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return l[0]=2*c,l[4]=0,l[8]=0,l[12]=-d,l[1]=0,l[5]=2*h,l[9]=0,l[13]=-m,l[2]=0,l[6]=0,l[10]=M,l[14]=-_,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let r=0;r<16;r++)if(t[r]!==n[r])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const Bn=new U,Lt=new Ze,hc=new U(0,0,0),fc=new U(1,1,1),fn=new U,Bi=new U,St=new U,ga=new Ze,_a=new bi;class Gt{constructor(e=0,t=0,n=0,r=Gt.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=r}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,r=this._order){return this._x=e,this._y=t,this._z=n,this._order=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const r=e.elements,s=r[0],a=r[4],o=r[8],l=r[1],c=r[5],h=r[9],f=r[2],d=r[6],m=r[10];switch(t){case"XYZ":this._y=Math.asin(ft(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,m),this._z=Math.atan2(-a,s)):(this._x=Math.atan2(d,c),this._z=0);break;case"YXZ":this._x=Math.asin(-ft(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(o,m),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-f,s),this._z=0);break;case"ZXY":this._x=Math.asin(ft(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-f,m),this._z=Math.atan2(-a,c)):(this._y=0,this._z=Math.atan2(l,s));break;case"ZYX":this._y=Math.asin(-ft(f,-1,1)),Math.abs(f)<.9999999?(this._x=Math.atan2(d,m),this._z=Math.atan2(l,s)):(this._x=0,this._z=Math.atan2(-a,c));break;case"YZX":this._z=Math.asin(ft(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-f,s)):(this._x=0,this._y=Math.atan2(o,m));break;case"XZY":this._z=Math.asin(-ft(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(d,c),this._y=Math.atan2(o,s)):(this._x=Math.atan2(-h,m),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return ga.makeRotationFromQuaternion(e),this.setFromRotationMatrix(ga,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return _a.setFromEuler(this),this.setFromQuaternion(_a,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}}Gt.DEFAULT_ORDER="XYZ";class Ws{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 dc=0;const va=new U,zn=new bi,Kt=new Ze,zi=new U,mi=new U,pc=new U,mc=new bi,xa=new U(1,0,0),Ma=new U(0,1,0),Sa=new U(0,0,1),Ea={type:"added"},gc={type:"removed"},Hn={type:"childadded",child:null},Ar={type:"childremoved",child:null};class lt extends oi{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:dc++}),this.uuid=li(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=lt.DEFAULT_UP.clone();const e=new U,t=new Gt,n=new bi,r=new U(1,1,1);function s(){n.setFromEuler(t,!1)}function a(){t.setFromQuaternion(n,void 0,!1)}t._onChange(s),n._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:n},scale:{configurable:!0,enumerable:!0,value:r},modelViewMatrix:{value:new Ze},normalMatrix:{value:new Pe}}),this.matrix=new Ze,this.matrixWorld=new Ze,this.matrixAutoUpdate=lt.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=lt.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Ws,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return zn.setFromAxisAngle(e,t),this.quaternion.multiply(zn),this}rotateOnWorldAxis(e,t){return zn.setFromAxisAngle(e,t),this.quaternion.premultiply(zn),this}rotateX(e){return this.rotateOnAxis(xa,e)}rotateY(e){return this.rotateOnAxis(Ma,e)}rotateZ(e){return this.rotateOnAxis(Sa,e)}translateOnAxis(e,t){return va.copy(e).applyQuaternion(this.quaternion),this.position.add(va.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(xa,e)}translateY(e){return this.translateOnAxis(Ma,e)}translateZ(e){return this.translateOnAxis(Sa,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Kt.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?zi.copy(e):zi.set(e,t,n);const r=this.parent;this.updateWorldMatrix(!0,!1),mi.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Kt.lookAt(mi,zi,this.up):Kt.lookAt(zi,mi,this.up),this.quaternion.setFromRotationMatrix(Kt),r&&(Kt.extractRotation(r.matrixWorld),zn.setFromRotationMatrix(Kt),this.quaternion.premultiply(zn.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(Ea),Hn.child=e,this.dispatchEvent(Hn),Hn.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.remove(arguments[n]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(gc),Ar.child=e,this.dispatchEvent(Ar),Ar.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),Kt.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),Kt.multiply(e.parent.matrixWorld)),e.applyMatrix4(Kt),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(Ea),Hn.child=e,this.dispatchEvent(Hn),Hn.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,r=this.children.length;n<r;n++){const a=this.children[n].getObjectByProperty(e,t);if(a!==void 0)return a}}getObjectsByProperty(e,t,n=[]){this[e]===t&&n.push(this);const r=this.children;for(let s=0,a=r.length;s<a;s++)r[s].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(mi,e,pc),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(mi,mc,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix

5):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].updateMatrixWorld(e)}updateWorldMatrix(e,t){const n=this.parent;if(e===!0&&n!==null&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),t===!0){const r=this.children;for(let s=0,a=r.length;s<a;s++)r[s].updateWorldMatrix(!1,!0)}}toJSON(e){const t=e===void 0||typeof e=="string",n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const r={};r.uuid=this.uuid,r.type=this.type,this.name!==""&&(r.name=this.name),this.castShadow===!0&&(r.castShadow=!0),this.receiveShadow===!0&&(r.receiveShadow=!0),this.visible===!1&&(r.visible=!1),this.frustumCulled===!1&&(r.frustumCulled=!1),this.renderOrder!==0&&(r.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(r.userData=this.userData),r.layers=this.layers.mask,r.matrix=this.matrix.toArray(),r.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(r.matrixAutoUpdate=!1),this.isInstancedMesh&&(r.type="InstancedMesh",r.count=this.count,r.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(r.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(r.type="BatchedMesh",r.perObjectFrustumCulled=this.perObjectFrustumCulled,r.sortObjects=this.sortObjects,r.drawRanges=this._drawRanges,r.reservedRanges=this._reservedRanges,r.visibility=this._visibility,r.active=this._active,r.bounds=this._bounds.map(o=>({boxInitialized:o.boxInitialized,boxMin:o.box.min.toArray(),boxMax:o.box.max.toArray(),sphereInitialized:o.sphereInitialized,sphereRadius:o.sphere.radius,sphereCenter:o.sphere.center.toArray()})),r.maxInstanceCount=this._maxInstanceCount,r.maxVertexCount=this._maxVertexCount,r.maxIndexCount=this._maxIndexCount,r.geometryInitialized=this._geometryInitialized,r.geometryCount=this._geometryCount,r.matricesTexture=this._matricesTexture.toJSON(e),this._colorsTexture!==null&&(r.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(r.boundingSphere={center:r.boundingSphere.center.toArray(),radius:r.boundingSphere.radius}),this.boundingBox!==null&&(r.boundingBox={min:r.boundingBox.min.toArray(),max:r.boundingBox.max.toArray()}));function s(o,l){return o[l.uuid]===void 0&&(o[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?r.background=this.background.toJSON():this.background.isTexture&&(r.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(r.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){r.geometry=s(e.geometries,this.geometry);const o=this.geometry.parameters;if(o!==void 0&&o.shapes!==void 0){const l=o.shapes;if(Array.isArray(l))for(let c=0,h=l.length;c<h;c++){const f=l[c];s(e.shapes,f)}else s(e.shapes,l)}}if(this.isSkinnedMesh&&(r.bindMode=this.bindMode,r.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),r.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const o=[];for(let l=0,c=this.material.length;l<c;l++)o.push(s(e.materials,this.material[l]));r.material=o}else r.material=s(e.materials,this.material);if(this.children.length>0){r.children=[];for(let o=0;o<this.children.length;o++)r.children.push(this.children[o].toJSON(e).object)}if(this.animations.length>0){r.animations=[];for(let o=0;o<this.animations.length;o++){const l=this.animations[o];r.animations.push(s(e.animations,l))}}if(t){const o=a(e.geometries),l=a(e.materials),c=a(e.textures),h=a(e.images),f=a(e.shapes),d=a(e.skeletons),m=a(e.animations),_=a(e.nodes);o.length>0&&(n.geometries=o),l.length>0&&(n.materials=l),c.length>0&&(n.textures=c),h.length>0&&(n.images=h),f.length>0&&(n.shapes=f),d.length>0&&(n.skeletons=d),m.length>0&&(n.animations=m),_.length>0&&(n.nodes=_)}return n.object=r,n;function a(o){const l=[];for(const c in o){const h=o[c];delete h.metadata,l.push(h)}return l}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let n=0;n<e.children.length;n++){const r=e.children[n];this.add(r.clone())}return this}}lt.DEFAULT_UP=new U(0,1,0);lt.DEFAULT_MATRIX_AUTO_UPDATE=!0;lt.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;

5const Ut=new U,Zt=new U,wr=new U,$t=new U,Vn=new U,Gn=new U,ya=new U,Rr=new U,Cr=new U,Pr=new U,Dr=new qe,Lr=new qe,Ur=new qe;class It{constructor(e=new U,t=new U,n=new U){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,r){r.subVectors(n,t),Ut.subVectors(e,t),r.cross(Ut);const s=r.lengthSq();return s>0?r.multiplyScalar(1/Math.sqrt(s)):r.set(0,0,0)}static getBarycoord(e,t,n,r,s){Ut.subVectors(r,t),Zt.subVectors(n,t),wr.subVectors(e,t);const a=Ut.dot(Ut),o=Ut.dot(Zt),l=Ut.dot(wr),c=Zt.dot(Zt),h=Zt.dot(wr),f=a*c-o*o;if(f===0)return s.set(0,0,0),null;const d=1/f,m=(c*l-o*h)*d,_=(a*h-o*l)*d;return s.set(1-m-_,_,m)}static containsPoint(e,t,n,r){return this.getBarycoord(e,t,n,r,$t)===null?!1:$t.x>=0&&$t.y>=0&&$t.x+$t.y<=1}static getInterpolation(e,t,n,r,s,a,o,l){return this.getBarycoord(e,t,n,r,$t)===null?(l.x=0,l.y=0,"z"in l&&(l.z=0),"w"in l&&(l.w=0),null):(l.setScalar(0),l.addScaledVector(s,$t.x),l.addScaledVector(a,$t.y),l.addScaledVector(o,$t.z),l)}static getInterpolatedAttribute(e,t,n,r,s,a){return Dr.setScalar(0),Lr.setScalar(0),Ur.setScalar(0),Dr.fromBufferAttribute(e,t),Lr.fromBufferAttribute(e,n),Ur.fromBufferAttribute(e,r),a.setScalar(0),a.addScaledVector(Dr,s.x),a.addScaledVector(Lr,s.y),a.addScaledVector(Ur,s.z),a}static isFrontFacing(e,t,n,r){return Ut.subVectors(n,t),Zt.subVectors(e,t),Ut.cross(Zt).dot(r)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,r){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[r]),this}setFromAttributeAndIndices(e,t,n,r){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,r),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 Ut.subVectors(this.c,this.b),Zt.subVectors(this.a,this.b),Ut.cross(Zt).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return It.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return It.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,r,s){return It.getInterpolation(e,this.a,this.b,this.c,t,n,r,s)}containsPoint(e){return It.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return It.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,r=this.b,s=this.c;let a,o;Vn.subVectors(r,n),Gn.subVectors(s,n),Rr.subVectors(e,n);const l=Vn.dot(Rr),c=Gn.dot(Rr);if(l<=0&&c<=0)return t.copy(n);Cr.subVectors(e,r);const h=Vn.dot(Cr),f=Gn.dot(Cr);if(h>=0&&f<=h)return t.copy(r);const d=l*f-h*c;if(d<=0&&l>=0&&h<=0)return a=l/(l-h),t.copy(n).addScaledVector(Vn,a);Pr.subVectors(e,s);const m=Vn.dot(Pr),_=Gn.dot(Pr);if(_>=0&&m<=_)return t.copy(s);const M=m*c-l*_;if(M<=0&&c>=0&&_<=0)return o=c/(c-_),t.copy(n).addScaledVector(Gn,o);const p=h*_-m*f;if(p<=0&&f-h>=0&&m-_>=0)return ya.subVectors(s,r),o=(f-h)/(f-h+(m-_)),t.copy(r).addScaledVector(ya,o);const u=1/(p+M+d);return a=M*u,o=d*u,t.copy(n).addScaledVector(Vn,a).addScaledVector(Gn,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const Do={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},dn={h:0,s:0,l:0},Hi={h:0,s:0,l:0};function Ir(i,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?i+(e-i)*6*t:t<1/2?e:t<2/3?i+(e-i)*6*(2/3-t):i}

5class Ue{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(t===void 0&&n===void 0){const r=e;r&&r.isColor?this.copy(r):typeof r=="number"?this.setHex(r):typeof r=="string"&&this.setStyle(r)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=wt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,Ve.toWorkingColorSpace(this,t),this}setRGB(e,t,n,r=Ve.workingColorSpace){return this.r=e,this.g=t,this.b=n,Ve.toWorkingColorSpace(this,r),this}setHSL(e,t,n,r=Ve.workingColorSpace){if(e=Gs(e,1),t=ft(t,0,1),n=ft(n,0,1),t===0)this.r=this.g=this.b=n;else{const s=n<=.5?n*(1+t):n+t-n*t,a=2*n-s;this.r=Ir(a,s,e+1/3),this.g=Ir(a,s,e),this.b=Ir(a,s,e-1/3)}return Ve.toWorkingColorSpace(this,r),this}setStyle(e,t=wt){function n(s){s!==void 0&&parseFloat(s)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let r;if(r=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const a=r[1],o=r[2];switch(a){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(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*)?$/.exec(o))return n(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(r=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=r[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=wt){const n=Do[e.toLowerCase()];return n!==void 0?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=rn(e.r),this.g=rn(e.g),this.b=rn(e.b),this}copyLinearToSRGB(e){return this.r=Jn(e.r),this.g=Jn(e.g),this.b=Jn(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=wt){return Ve.fromWorkingColorSpace(ht.copy(this),e),Math.round(ft(ht.r*255,0,255))*65536+Math.round(ft(ht.g*255,0,255))*256+Math.round(ft(ht.b*255,0,255))}getHexString(e=wt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Ve.workingColorSpace){Ve.fromWorkingColorSpace(ht.copy(this),t);const n=ht.r,r=ht.g,s=ht.b,a=Math.max(n,r,s),o=Math.min(n,r,s);let l,c;const h=(o+a)/2;if(o===a)l=0,c=0;else{const f=a-o;switch(c=h<=.5?f/(a+o):f/(2-a-o),a){case n:l=(r-s)/f+(r<s?6:0);break;case r:l=(s-n)/f+2;break;case s:l=(n-r)/f+4;break}l/=6}return e.h=l,e.s=c,e.l=h,e}getRGB(e,t=Ve.workingColorSpace){return Ve.fromWorkingColorSpace(ht.copy(this),t),e.r=ht.r,e.g=ht.g,e.b=ht.b,e}getStyle(e=wt){Ve.fromWorkingColorSpace(ht.copy(this),e);const t=ht.r,n=ht.g,r=ht.b;return e!==wt?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${r.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(n*255)},${Math.round(r*255)})`}offsetHSL(e,t,n){return this.getHSL(dn),this.setHSL(dn.h+e,dn.s+t,dn.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}

5lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(dn),e.getHSL(Hi);const n=Si(dn.h,Hi.h,t),r=Si(dn.s,Hi.s,t),s=Si(dn.l,Hi.l,t);return this.setHSL(n,r,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,r=this.b,s=e.elements;return this.r=s[0]*t+s[3]*n+s[6]*r,this.g=s[1]*t+s[4]*n+s[7]*r,this.b=s[2]*t+s[5]*n+s[8]*r,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 ht=new Ue;Ue.NAMES=Do;let _c=0;class ci extends oi{static get type(){return"Material"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:_c++}),this.uuid=li(),this.name="",this.blending=$n,this.side=vn,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=Yr,this.blendDst=Kr,this.blendEquation=wn,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Ue(0,0,0),this.blendAlpha=0,this.depthFunc=Qn,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=sa,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Un,this.stencilZFail=Un,this.stencilZPass=Un,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const n=e[t];if(n===void 0){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const r=this[t];if(r===void 0){console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`);continue}r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};

5n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(n.shininess=this.shininess),this.clearcoat!==void 0&&(n.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.dispersion!==void 0&&(n.dispersion=this.dispersion),this.iridescence!==void 0&&(n.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(n.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(n.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(n.combine=this.combine)),this.envMapRotation!==void 0&&(n.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(n.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(n.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(n.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(n.size=this.size),this.shadowSide!==null&&(n.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==$n&&(n.blending=this.blending),this.side!==vn&&(n.side=this.side),this.vertexColors===!0&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.transparent===!0&&(n.transparent=!0),this.blendSrc!==Yr&&(n.blendSrc=this.blendSrc),this.blendDst!==Kr&&(n.blendDst=this.blendDst),this.blendEquation!==wn&&(n.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(n.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(n.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==Qn&&(n.depthFunc=this.depthFunc),this.depthTest===!1&&(n.depthTest=this.depthTest),this.depthWrite===!1&&(n.depthWrite=this.depthWrite),this.colorWrite===!1&&(n.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==sa&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Un&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Un&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Un&&(n.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(n.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(n.rotation=this.rotation),this.polygonOffset===!0&&(n.polygonOffset=!0),this.polygonOffsetFactor!==0&&(n.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(n.linewidth=this.linewidth),this.dashSize!==void 0&&(n.dashSize=this.dashSize),this.gapSize!==void 0&&(n.gapSize=this.gapSize),this.scale!==void 0&&(n.scale=this.scale),this.dithering===!0&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),this.alphaHash===!0&&(n.alphaHash=!0),this.alphaToCoverage===!0&&(n.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=!0),this.forceSinglePass===!0&&(n.forceSinglePass=!0),this.wireframe===!0&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(n.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(n.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(n.flatShading=!0),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),this.fog===!1&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData);function r(s){const a=[];for(const o in s){const l=s[o];delete l.metadata,a.push(l)}return a}if(t){const s=r(e.textures),a=r(e.images);s.length>0&&(n.textures=s),a.length>0&&(n.images=a)}return n}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(t!==null){const r=t.length;n=new Array(r);for(let s=0;s!==r;++s)n[s]=t[s].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipSh

5adows,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++}onBuild(){console.warn("Material: onBuild() has been removed.")}}class Xs extends ci{static get type(){return"MeshBasicMaterial"}constructor(e){super(),this.isMeshBasicMaterial=!0,this.color=new Ue(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 Gt,this.combine=po,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 Qt=vc();function vc(){const i=new ArrayBuffer(4),e=new Float32Array(i),t=new Uint32Array(i),n=new Uint32Array(512),r=new Uint32Array(512);for(let l=0;l<256;++l){const c=l-127;c<-27?(n[l]=0,n[l|256]=32768,r[l]=24,r[l|256]=24):c<-14?(n[l]=1024>>-c-14,n[l|256]=1024>>-c-14|32768,r[l]=-c-1,r[l|256]=-c-1):c<=15?(n[l]=c+15<<10,n[l|256]=c+15<<10|32768,r[l]=13,r[l|256]=13):c<128?(n[l]=31744,n[l|256]=64512,r[l]=24,r[l|256]=24):(n[l]=31744,n[l|256]=64512,r[l]=13,r[l|256]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let l=1;l<1024;++l){let c=l<<13,h=0;for(;(c&8388608)===0;)c<<=1,h-=8388608;c&=-8388609,h+=947912704,s[l]=c|h}for(let l=1024;l<2048;++l)s[l]=939524096+(l-1024<<13);for(let l=1;l<31;++l)a[l]=l<<23;a[31]=1199570944,a[32]=2147483648;for(let l=33;l<63;++l)a[l]=2147483648+(l-32<<23);a[63]=3347054592;for(let l=1;l<64;++l)l!==32&&(o[l]=1024);return{floatView:e,uint32View:t,baseTable:n,shiftTable:r,mantissaTable:s,exponentTable:a,offsetTable:o}}function xc(i){Math.abs(i)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),i=ft(i,-65504,65504),Qt.floatView[0]=i;const e=Qt.uint32View[0],t=e>>23&511;return Qt.baseTable[t]+((e&8388607)>>Qt.shiftTable[t])}function Mc(i){const e=i>>10;return Qt.uint32View[0]=Qt.mantissaTable[Qt.offsetTable[e]+(i&1023)]+Qt.exponentTable[e],Qt.floatView[0]}const Lp={toHalfFloat:xc,fromHalfFloat:Mc},rt=new U,Vi=new we;class Ot{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=aa,this.updateRanges=[],this.gpuType=en,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,n){e*=this.itemSize,n*=t.itemSize;for(let r=0,s=this.itemSize;r<s;r++)this.array[e+r]=t.array[n+r];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,n=this.count;t<n;t++)Vi.fromBufferAttribute(this,t),Vi.applyMatrix3(e),this.setXY(t,Vi.x,Vi.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)rt.fromBufferAttribute(this,t),rt.applyMatrix3(e),this.setXYZ(t,rt.x,rt.y,rt.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)rt.fromBufferAttribute(this,t),rt.applyMatrix4(e),this.setXYZ(t,rt.x,rt.y,rt.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)rt.fromBufferAttribute(this,t),rt.applyNormalMatrix(e),this.setXYZ(t,rt.x,rt.y,rt.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)rt.fromBufferAttribute(this,t),rt.transformDirection(e),this.setXYZ(t,rt.x,rt.y,rt.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=Yn(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=mt(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=Yn(t,this.array)),t}setX(e,t){return this.normalized&&(t=mt(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=Yn(t,this.array)),t}setY(e,t){return this.normalized&&(t=mt(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=Yn(t,this.array)),t}setZ(e,t){return this.normalized&&(t=mt(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=Yn(t,this.array)),t}setW(e,t){return this.normalized&&(t=mt(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=mt(t,this.array),n=mt(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,r){return e*=this.itemSize,this.normalized&&(t=mt(t,this.array),n=mt(n,this.array),r=mt(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this}setXYZW(e,t,n,r,s){return e*=this.itemSize,this.normalized&&(t=mt(t,this.array),n=mt(n,this.array),r=mt(r,this.array),s=mt(s,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this.array[e+3]=s,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return this.name!==""&&(e.name=this.name),this.usage!==aa&&(e.usage=this.usage),e}}class Lo extends Ot{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class Uo extends Ot{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class sn extends Ot{constructor(e,t,n){super(new Float32Array(e),t,n)}}let Sc=0;const At=new Ze,Nr=new lt,kn=new U,Et=new Ai,gi=new Ai,ot=new U;class kt extends oi{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Sc++}),this.uuid=li(),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(Ro(e)?Uo:Lo)(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,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(n!==void 0){const s=new Pe().getNormalMatrix(e);n.applyNormalMatrix(s),n.needsUpdate=!0}const r=this.attributes.tangent;return r!==void 0&&(r.transformDirection(e),r.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return At.makeRotationFromQuaternion(e),this.applyMatrix4(At),this}rotateX(e){return At.makeRotationX(e),this.applyMatrix4(At),this}rotateY(e){return At.makeRotationY(e),this.applyMatrix4(At),this}rotateZ(e){return At.makeRotationZ(e),this.applyMatrix4(At),this}translate(e,t,n){return At.makeTranslation(e,t,n),this.applyMatrix4(At),this}scale(e,t,n){return At.makeScale(e,t,n),this.applyMatrix4(At),this}lookAt(e){return Nr.lookAt(e),Nr.updateMatrix(),this.applyMatrix4(Nr.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(kn).negate(),this.translate(kn.x,kn.y,kn.z),this}setFromPoints(e){const t=this.getAttribute("position");if(t===void 0){const n=[];for(let r=0,s=e.length;r<s;r++){const a=e[r];n.push(a.x,a.y,a.z||0)}this.setAttribute("position",new sn(n,3))}else{for(let n=0,r=t.count;n<r;n++){const s=e[n];t.setXYZ(n,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 Ai);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 U(-1/0,-1/0,-1/0),new U(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,r=t.length;n<r;n++){const s=t[n];Et.setFromBufferAttribute(s),this.morphTargetsRelative?(ot.addVectors(this.boundingBox.min,Et.min),this.boundingBox.expandByPoint(ot),ot.addVectors(this.boundingBox.max,Et.max),this.boundingBox.expandByPoint(ot)):(this.boundingBox.expandByPoint(Et.min),this.boundingBox.expandByPoint(Et.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 fr);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 U,1/0);return}if(e){const n=this.boundingSphere.center;if(Et.setFromBufferAttribute(e),t)for(let s=0,a=t.length;s<a;s++){const o=t[s];gi.setFromBufferAttribute(o),this.morphTargetsRelative?(ot.addVectors(Et.min,gi.min),Et.expandByPoint(ot),ot.addVectors(Et.max,gi.max),Et.expandByPoint(ot)):(Et.expandByPoint(gi.min),Et.expandByPoint(gi.max))}Et.getCenter(n);let r=0;for(let s=0,a=e.count;s<a;s++)ot.fromBufferAttribute(e,s),r=Math.max(r,n.distanceToSquared(ot));if(t)for(let s=0,a=t.length;s<a;s++){const o=t[s],l=this.morphTargetsRelative;for(let c=0,h=o.count;c<h;c++)ot.fromBufferAttribute(o,c),l&&(kn.fromBufferAttribute(e,c),ot.add(kn)),r=Math.max(r,n.distanceToSquared(ot))}this.boundingSphere.radius=Math.sqrt(r),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const e=this.index,t=this.attributes;if(e===null||t.position===void 0||t.normal===void 0||t.uv===void 0){console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const n=t.position,r=t.normal,s=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new Ot(new Float32Array(4*n.count),4));const a=this.getAttribute("tangent"),o=[],l=[];for(let I=0;I<n.count;I++)o[I]=new U,l[I]=new U;const c=new U,h=new U,f=new U,d=new we,m=new we,_=new we,M=new U,p=new U;function u(I,E,x){c.fromBufferAttribute(n,I),h.fromBufferAttribute(n,E),f.fromBufferAttribute(n,x),d.fromBufferAttribute(s,I),m.fromBufferAttribute(s,E),_.fromBufferAttribute(s,x),h.sub(c),f.sub(c),m.sub(d),_.sub(d);const A=1/(m.x*_.y-_.x*m.y);isFinite(A)&&(M.copy(h).multiplyScalar(_.y).addScaledVector(f,-m.y).multiplyScalar(A),p.copy(f).multiplyScalar(m.x).addScaledVector(h,-_.x).multiplyScalar(A),o[I].add(M),o[E].add(M),o[x].add(M),l[I].add(p),l[E].add(p),l[x].add(p))}let b=this.groups;b.length===0&&(b=[{start:0,count:e.count}]);for(let I=0,E=b.length;I<E;++I){const x=b[I],A=x.start,W=x.count;for(let z=A,G=A+W;z<G;z+=3)u(e.getX(z+0),e.getX(z+1),e.getX(z+2))}const T=new U,S=new U,F=new U,R=new U;function w(I){F.fromBufferAttribute(r,I),R.copy(F);const E=o[I];T.copy(E),T.sub(F.multiplyScalar(F.dot(E))).normalize(),S.crossVectors(R,E);const A=S.dot(l[I])<0?-1:1;a.setXYZW(I,T.x,T.y,T.z,A)}for(let I=0,E=b.length;I<E;++I){const x=b[I],A=x.start,W=x.count;for(let z=A,G=A+W;z<G;z+=3)w(e.getX(z+0)),w(e.getX(z+1)),w(e.getX(z+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let n=this.getAttribute("normal");if(n===void 0)n=new Ot(new Float32Array(t.count*3),3),this.setAttribute("normal",n

5);else for(let d=0,m=n.count;d<m;d++)n.setXYZ(d,0,0,0);const r=new U,s=new U,a=new U,o=new U,l=new U,c=new U,h=new U,f=new U;if(e)for(let d=0,m=e.count;d<m;d+=3){const _=e.getX(d+0),M=e.getX(d+1),p=e.getX(d+2);r.fromBufferAttribute(t,_),s.fromBufferAttribute(t,M),a.fromBufferAttribute(t,p),h.subVectors(a,s),f.subVectors(r,s),h.cross(f),o.fromBufferAttribute(n,_),l.fromBufferAttribute(n,M),c.fromBufferAttribute(n,p),o.add(h),l.add(h),c.add(h),n.setXYZ(_,o.x,o.y,o.z),n.setXYZ(M,l.x,l.y,l.z),n.setXYZ(p,c.x,c.y,c.z)}else for(let d=0,m=t.count;d<m;d+=3)r.fromBufferAttribute(t,d+0),s.fromBufferAttribute(t,d+1),a.fromBufferAttribute(t,d+2),h.subVectors(a,s),f.subVectors(r,s),h.cross(f),n.setXYZ(d+0,h.x,h.y,h.z),n.setXYZ(d+1,h.x,h.y,h.z),n.setXYZ(d+2,h.x,h.y,h.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)ot.fromBufferAttribute(e,t),ot.normalize(),e.setXYZ(t,ot.x,ot.y,ot.z)}toNonIndexed(){function e(o,l){const c=o.array,h=o.itemSize,f=o.normalized,d=new c.constructor(l.length*h);let m=0,_=0;for(let M=0,p=l.length;M<p;M++){o.isInterleavedBufferAttribute?m=l[M]*o.data.stride+o.offset:m=l[M]*h;for(let u=0;u<h;u++)d[_++]=c[m++]}return new Ot(d,h,f)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new kt,n=this.index.array,r=this.attributes;for(const o in r){const l=r[o],c=e(l,n);t.setAttribute(o,c)}const s=this.morphAttributes;for(const o in s){const l=[],c=s[o];for(let h=0,f=c.length;h<f;h++){const d=c[h],m=e(d,n);l.push(m)}t.morphAttributes[o]=l}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,l=a.length;o<l;o++){const c=a[o];t.addGroup(c.start,c.count,c.materialIndex)}return t}toJSON(){const e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,this.name!==""&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),this.parameters!==void 0){const l=this.parameters;for(const c in l)l[c]!==void 0&&(e[c]=l[c]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const l in n){const c=n[l];e.data.attributes[l]=c.toJSON(e.data)}const r={};let s=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],h=[];for(let f=0,d=c.length;f<d;f++){const m=c[f];h.push(m.toJSON(e.data))}h.length>0&&(r[l]=h,s=!0)}s&&(e.data.morphAttributes=r,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 n=e.index;n!==null&&this.setIndex(n.clone(t));const r=e.attributes;for(const c in r){const h=r[c];this.setAttribute(c,h.clone(t))}const s=e.morphAttributes;for(const c in s){const h=[],f=s[c];for(let d=0,m=f.length;d<m;d++)h.push(f[d].clone(t));this.morphAttributes[c]=h}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let c=0,h=a.length;c<h;c++){const f=a[c];this.addGroup(f.start,f.count,f.materialIndex)}const o=e.boundingBox;o!==null&&(this.boundingBox=o.clone());const l=e.boundingSphere;return l!==null&&(this.boundingSphere=l.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Ta=new Ze,En=new ks,Gi=new fr,ba=new U,ki=new U,Wi=new U,Xi=new U,Fr=new U,qi=new U,Aa=new U,Yi=new U;class Ft extends lt{constructor(e=new kt,t=new Xs){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const r=t[n[0]];if(r!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=r.length;s<a;s++){const o=r[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}getVertexPosition(e,t){const n=this.geometry,r=n.attributes.position,s=n.morphAttributes.position,a=n.morphTargetsRelative;t.fromBufferAttribute(r,e);const o=this.morphTargetInfluences;if(s&&o){qi.set(0,0,0);for(let l=0,c=s.length;l<c;l++){const h=o[l],f=s[l];h!==0&&(Fr.fromBufferAttribute(f,e),a?qi.addScaledVector(Fr,h):qi.addScaledVector(Fr.sub(t),h))}t.add(qi)}return t}raycast(e,t){const n=this.geometry,r=this.material,s=this.matrixWorld;r!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),Gi.copy(n.boundingSphere),Gi.applyMatrix4(s),En.copy(e.ray).recast(e.near),!(Gi.containsPoint(En.origin)===!1&&(En.intersectSphere(Gi,ba)===null||En.origin.distanceToSquared(ba)>(e.far-e.near)**2))&&(Ta.copy(s).invert(),En.copy(e.ray).applyMatrix4(Ta),!(n.boundingBox!==null&&En.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,En)))}_computeIntersections(e,t,n){let r;const s=this.geometry,a=this.material,o=s.index,l=s.attributes.position,c=s.attributes.uv,h=s.attributes.uv1,f=s.attributes.normal,d=s.groups,m=s.drawRange;if(o!==null)if(Array.isArray(a))for(let _=0,M=d.length;_<M;_++){const p=d[_],u=a[p.materialIndex],b=Math.max(p.start,m.start),T=Math.min(o.count,Math.min(p.start+p.count,m.start+m.count));for(let S=b,F=T;S<F;S+=3){const R=o.getX(S),w=o.getX(S+1),I=o.getX(S+2);r=Ki(this,u,e,n,c,h,f,R,w,I),r&&(r.faceIndex=Math.floor(S/3),r.face.materialIndex=p.materialIndex,t.push(r))}}else{const _=Math.max(0,m.start),M=Math.min(o.count,m.start+m.count);for(let p=_,u=M;p<u;p+=3){const b=o.getX(p),T=o.getX(p+1),S=o.getX(p+2);r=Ki(this,a,e,n,c,h,f,b,T,S),r&&(r.faceIndex=Math.floor(p/3),t.pu

5sh(r))}}else if(l!==void 0)if(Array.isArray(a))for(let _=0,M=d.length;_<M;_++){const p=d[_],u=a[p.materialIndex],b=Math.max(p.start,m.start),T=Math.min(l.count,Math.min(p.start+p.count,m.start+m.count));for(let S=b,F=T;S<F;S+=3){const R=S,w=S+1,I=S+2;r=Ki(this,u,e,n,c,h,f,R,w,I),r&&(r.faceIndex=Math.floor(S/3),r.face.materialIndex=p.materialIndex,t.push(r))}}else{const _=Math.max(0,m.start),M=Math.min(l.count,m.start+m.count);for(let p=_,u=M;p<u;p+=3){const b=p,T=p+1,S=p+2;r=Ki(this,a,e,n,c,h,f,b,T,S),r&&(r.faceIndex=Math.floor(p/3),t.push(r))}}}}function Ec(i,e,t,n,r,s,a,o){let l;if(e.side===xt?l=n.intersectTriangle(a,s,r,!0,o):l=n.intersectTriangle(r,s,a,e.side===vn,o),l===null)return null;Yi.copy(o),Yi.applyMatrix4(i.matrixWorld);const c=t.ray.origin.distanceTo(Yi);return c<t.near||c>t.far?null:{distance:c,point:Yi.clone(),object:i}}function Ki(i,e,t,n,r,s,a,o,l,c){i.getVertexPosition(o,ki),i.getVertexPosition(l,Wi),i.getVertexPosition(c,Xi);const h=Ec(i,e,t,n,ki,Wi,Xi,Aa);if(h){const f=new U;It.getBarycoord(Aa,ki,Wi,Xi,f),r&&(h.uv=It.getInterpolatedAttribute(r,o,l,c,f,new we)),s&&(h.uv1=It.getInterpolatedAttribute(s,o,l,c,f,new we)),a&&(h.normal=It.getInterpolatedAttribute(a,o,l,c,f,new U),h.normal.dot(n.direction)>0&&h.normal.multiplyScalar(-1));const d={a:o,b:l,c,normal:new U,materialIndex:0};It.getNormal(ki,Wi,Xi,d.normal),h.face=d,h.barycoord=f}return h}class wi extends kt{constructor(e=1,t=1,n=1,r=1,s=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:r,heightSegments:s,depthSegments:a};const o=this;r=Math.floor(r),s=Math.floor(s),a=Math.floor(a);const l=[],c=[],h=[],f=[];let d=0,m=0;_("z","y","x",-1,-1,n,t,e,a,s,0),_("z","y","x",1,-1,n,t,-e,a,s,1),_("x","z","y",1,1,e,n,t,r,a,2),_("x","z","y",1,-1,e,n,-t,r,a,3),_("x","y","z",1,-1,e,t,n,r,s,4),_("x","y","z",-1,-1,e,t,-n,r,s,5),this.setIndex(l),this.setAttribute("position",new sn(c,3)),this.setAttribute("normal",new sn(h,3)),this.setAttribute("uv",new sn(f,2));function _(M,p,u,b,T,S,F,R,w,I,E){const x=S/w,A=F/I,W=S/2,z=F/2,G=R/2,Z=w+1,k=I+1;let J=0,H=0;const te=new U;for(let ce=0;ce<k;ce++){const xe=ce*A-z;for(let Ie=0;Ie<Z;Ie++){const ke=Ie*x-W;te[M]=ke*b,te[p]=xe*T,te[u]=G,c.push(te.x,te.y,te.z),te[M]=0,te[p]=0,te[u]=R>0?1:-1,h.push(te.x,te.y,te.z),f.push(Ie/w),f.push(1-ce/I),J+=1}}for(let ce=0;ce<I;ce++)for(let xe=0;xe<w;xe++){const Ie=d+xe+Z*ce,ke=d+xe+Z*(ce+1),q=d+(xe+1)+Z*(ce+1),ee=d+(xe+1)+Z*ce;l.push(Ie,ke,ee),l.push(ke,q,ee),H+=6}o.addGroup(m,H,E),m+=H,d+=J}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new wi(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function si(i){const e={};for(const t in i){e[t]={};for(const n in i[t]){const r=i[t][n];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=r.clone():Array.isArray(r)?e[t][n]=r.slice():e[t][n]=r}}return e}function gt(i){const e={};for(let t=0;t<i.length;t++){const n=si(i[t]);for(const r in n)e[r]=n[r]}return e}function yc(i){const e=[];for(let t=0;t<i.length;t++)e.push(i[t].clone());return e}function Io(i){const e=i.getRenderTarget();return e===null?i.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:Ve.workingColorSpace}const yi={clone:si,merge:gt};var Tc=`void main() {
6	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
7}`,bc=`void main() {
8	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
9}`;class dt extends ci{static get type(){return"ShaderMaterial"}constructor(e){super(),this.isShaderMaterial=!0,this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=Tc,this.fragmentShader=bc,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=si(e.uniforms),this.uniformsGroups=yc(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 r in this.uniforms){const a=this.uniforms[r].value;a&&a.isTexture?t.uniforms[r]={type:"t",value:a.toJSON(e).uuid}:a&&a.isColor?t.uniforms[r]={type:"c",value:a.getHex()}:a&&a.isVector2?t.uniforms[r]={type:"v2",value:a.toArray()}:a&&a.isVector3?t.uniforms[r]={type:"v3",value:a.toArray()}:a&&a.isVector4?t.uniforms[r]={type:"v4",value:a.toArray()}:a&&a.isMatrix3?t.uniforms[r]={type:"m3",value:a.toArray()}:a&&a.isMatrix4?t.uniforms[r]={type:"m4",value:a.toArray()}:t.uniforms[r]={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 n={};for(const r in this.extensions)this.extensions[r]===!0&&(n[r]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class No extends lt{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Ze,this.projectionMatrix=new Ze,this.projectionMatrixInverse=new Ze,this.coordinateSystem=tn}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 pn=new U,wa=new we,Ra=new we;class vt extends No{constructor(e=50,t=1,n=.1,r=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=r,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=ri*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(Mi*.5*this.fov);return .5*this.getFilmHeight()/e}

9getEffectiveFOV(){return ri*2*Math.atan(Math.tan(Mi*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,n){pn.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(pn.x,pn.y).multiplyScalar(-e/pn.z),pn.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(pn.x,pn.y).multiplyScalar(-e/pn.z)}getViewSize(e,t){return this.getViewBounds(e,wa,Ra),t.subVectors(Ra,wa)}setViewOffset(e,t,n,r,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=n,this.view.offsetY=r,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(Mi*.5*this.fov)/this.zoom,n=2*t,r=this.aspect*n,s=-.5*r;const a=this.view;if(this.view!==null&&this.view.enabled){const l=a.fullWidth,c=a.fullHeight;s+=a.offsetX*r/l,t-=a.offsetY*n/c,r*=a.width/l,n*=a.height/c}const o=this.filmOffset;o!==0&&(s+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+r,t,t-n,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const Wn=-90,Xn=1;class Ac extends lt{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const r=new vt(Wn,Xn,e,t);r.layers=this.layers,this.add(r);const s=new vt(Wn,Xn,e,t);s.layers=this.layers,this.add(s);const a=new vt(Wn,Xn,e,t);a.layers=this.layers,this.add(a);const o=new vt(Wn,Xn,e,t);o.layers=this.layers,this.add(o);const l=new vt(Wn,Xn,e,t);l.layers=this.layers,this.add(l);const c=new vt(Wn,Xn,e,t);c.layers=this.layers,this.add(c)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,r,s,a,o,l]=t;for(const c of t)this.remove(c);if(e===tn)n.up.set(0,1,0),n.lookAt(1,0,0),r.up.set(0,1,0),r.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),l.up.set(0,1,0),l.lookAt(0,0,-1);else if(e===lr)n.up.set(0,-1,0),n.lookAt(-1,0,0),r.up.set(0,-1,0),r.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),l.up.set(0,-1,0),l.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const c of t)this.add(c),c.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:r}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,a,o,l,c,h]=this.children,f=e.getRenderTarget(),d=e.getActiveCubeFace(),m=e.getActiveMipmapLevel(),_=e.xr.enabled;e.xr.enabled=!1;const M=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,r),e.render(t,s),e.setRenderTarget(n,1,r),e.render(t,a),e.setRenderTarget(n,2,r),e.render(t,o),e.setRenderTarget(n,3,r),e.render(t,l),e.setRenderTarget(n,4,r),e.render(t,c),n.texture.generateMipmaps=M,e.setRenderTarget(n,5,r),e.render(t,h),e.setRenderTarget(f,d,m),e.xr.enabled=_,n.texture.needsPMREMUpdate=!0}}class Fo extends pt{constructor(e,t,n,r,s,a,o,l,c,h){e=e!==void 0?e:[],t=t!==void 0?t:ei,super(e,t,n,r,s,a,o,l,c,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class wc extends Rt{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},r=[n,n,n,n,n,n];this.texture=new Fo(r,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:Ht}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 n={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			`},r=new wi(5,5,5),s=new dt({name:"CubemapFromEquirect",uniforms:si(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:xt,blending:nn});s.uniforms.tEquirect.value=t;const a=new Ft(r,s),o=t.minFilter;return t.minFilter===Pn&&(t.minFilter=Ht),new Ac(1,10,this).update(e,a),t.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(e,t,n,r){const s=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,n,r);e.setRenderTarget(s)}}const Or=new U,Rc=new U,Cc=new Pe;class mn{constructor(e=new U(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,r){return this.normal.set(e,t,n),this.constant=r,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const r=Or.subVectors(n,t).cross(Rc.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(r,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(Or),r=this.normal.dot(n);if(r===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/r;return s<0||s>1?null:t.copy(e.start).addScaledVector(n,s)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||Cc.getNormalMatrix(e),r=this.coplanarPoint(Or).applyMatrix4(e),s=this.normal.applyMatrix3(n).normalize();return this.constant=-r.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 yn=new fr,Zi=new U;class qs{constructor(e=new mn,t=new mn,n=new mn,r=new mn,s=new mn,a=new mn){this.planes=[e,t,n,r,s,a]}set(e,t,n,r,s,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(r),o[4].copy(s),o[5].copy(a),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=tn){const n=this.planes,r=e.elements,s=r[0],a=r[1],o=r[2],l=r[3],c=r[4],h=r[5],f=r[6],d=r[7],m=r[8],_=r[9],M=r[10],p=r[11],u=r[12],b=r[13],T=r[14],S=r[15];if(n[0].setComponents(l-s,d-c,p-m,S-u).normalize(),n[1].setComponents(l+s,d+c,p+m,S+u).normalize(),n[2].setComponents(l+a,d+h,p+_,S+b).normalize(),n[3].setComponents(l-a,d-h,p-_,S-b).normalize(),n[4].setComponents(l-o,d-f,p-M,S-T).normalize(),t===tn)n[5].setComponents(l+o,d+f,p+M,S+T).normalize();else if(t===lr)n[5].setComponents(o,f,M,T).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(),yn.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),yn.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(yn)}intersectsSprite(e){return yn.center.set(0,0,0),yn.radius=.7071067811865476,yn.applyMatrix4(e.matrixWorld),this.intersectsSphere(yn)}intersectsSphere(e){const t=this.planes,n=e.center,r=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(n)<r)return!1;return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const r=t[n];if(Zi.x=r.normal.x>0?e.max.x:e.min.x,Zi.y=r.normal.y>0?e.max.y:e.min.y,Zi.z=r.normal.z>0?e.max.z:e.min.z,r.distanceToPoint(Zi)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}function Oo(){let i=null,e=!1,t=null,n=null;function r(s,a){t(s,a),n=i.requestAnimationFrame(r)}return{start:function(){e!==!0&&t!==null&&(n=i.requestAnimationFrame(r),e=!0)},stop:function(){i.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(s){t=s},setContext:function(s){i=s}}}function Pc(i){const e=new WeakMap;function t(o,l){const c=o.array,h=o.usage,f=c.byteLength,d=i.createBuffer();i.bindBuffer(l,d),i.bufferData(l,c,h),o.onUploadCallback();let m;if(c instanceof Float32Array)m=i.FLOAT;else if(c instanceof Uint16Array)o.isFloat16BufferAttribute?m=i.HALF_FLOAT:m=i.UNSIGNED_SHORT;else if(c instanceof Int16Array)m=i.SHORT;else if(c instanceof Uint32Array)m=i.UNSIGNED_INT;else if(c instanceof Int32Array)m=i.INT;else if(c instanceof Int8Array)m=i.BYTE;else if(c instanceof Uint8Array)m=i.UNSIGNED_BYTE;else if(c instanceof Uint8ClampedArray)m=i.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+c);return{buffer:d,type:m,bytesPerElement:c.BYTES_PER_ELEMENT,version:o.version,size:f}}function n(o,l,c){const h=l.array,f=l.updateRanges;if(i.bindBuffer(c,o),f.length===0)i.bufferSubData(c,0,h);else{f.sort((m,_)=>m.start-_.start);let d=0;for(let m=1;m<f.length;m++){const _=f[d],M=f[m];M.start<=_.start+_.count+1?_.count=Math.max(_.count,M.start+M.count-_.start):(++d,f[d]=M)}f.length=d+1;for(let m=0,_=f.length;m<_;m++){const M=f[m];i.bufferSubData(c,M.start*h.BYTES_PER_ELEMENT,h,M.start,M.count)}l.clearUpdateRanges()}l.onUploadCallback()}function r(o){return o.isInterleavedBufferAttribute&&(o=o.data),e.get(o)}function s(o){o.isInterleavedBufferAttribute&&(o=o.data);const l=e.get(o);l&&(i.deleteBuffer(l.buffer),e.delete(o))}function a(o,l){if(o.isInterleavedBufferAttribute&&(o=o.data),o.isGLBufferAttribute){const h=e.get(o);(!h||h.version<o.version)&&e.set(o,{buffer:o.buffer,type:o.type,bytesPerElement:o.elementSize,version:o.version});return}const c=e.get(o);if(c===void 0)e.set(o,t(o,l));else if(c.version<o.version){if(c.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.");n(c.buffer,o,l),c.version=o.version}}return{get:r,remove:s,update:a}}class Ri extends kt{constructor(e=1,t=1,n=1,r=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:r};const s=e/2,a=t/2,o=Math.floor(n),l=Math.floor(r),c=o+1,h=l+1,f=e/o,d=t/l,m=[],_=[],M=[],p=[];for(let u=0;u<h;u++){const b=u*d-a;for(let T=0;T<c;T++){const S=T*f-s;_.push(S,-b,0),M.push(0,0,1),p.push(T/o),p.push(1-u/l)}}for(let u=0;u<l;u++)for(let b=0;b<o;b++){const T=b+c*u,S=b+c*(u+1),F=b+1+c*(u+1),R=b+1+c*u;m.push(T,S,R),m.push(S,F,R)}this.setIndex(m),this.setAttribute("position",new sn(_,3)),this.setAttribute("normal",new sn(M,3)),this.setAttribute("uv",new sn(p,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ri(e.width,e.height,e.widthSegments,e.heightSegments)}}var Dc=`#ifdef USE_ALPHAHASH
45	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
46#endif`,Lc=`#ifdef USE_ALPHAHASH
47	const float ALPHA_HASH_SCALE = 0.05;
48	float hash2D( vec2 value ) {
49		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
50	}
51	float hash3D( vec3 value ) {
52		return hash2D( vec2( hash2D( value.xy ), value.z ) );
53	}
54	float getAlphaHashThreshold( vec3 position ) {
55		float maxDeriv = max(
56			length( dFdx( position.xyz ) ),
57			length( dFdy( position.xyz ) )
58		);
59		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
60		vec2 pixScales = vec2(
61			exp2( floor( log2( pixScale ) ) ),
62			exp2( ceil( log2( pixScale ) ) )
63		);
64		vec2 alpha = vec2(
65			hash3D( floor( pixScales.x * position.xyz ) ),
66			hash3D( floor( pixScales.y * position.xyz ) )
67		);
68		float lerpFactor = fract( log2( pixScale ) );
69		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
70		float a = min( lerpFactor, 1.0 - lerpFactor );
71		vec3 cases = vec3(
72			x * x / ( 2.0 * a * ( 1.0 - a ) ),
73			( x - 0.5 * a ) / ( 1.0 - a ),
74			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
75		);
76		float threshold = ( x < ( 1.0 - a ) )
77			? ( ( x < a ) ? cases.x : cases.y )
78			: cases.z;
79		return clamp( threshold , 1.0e-6, 1.0 );
80	}
81#endif`,Uc=`#ifdef USE_ALPHAMAP
82	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
83#endif`,Ic=`#ifdef USE_ALPHAMAP
84	uniform sampler2D alphaMap;
85#endif`,Nc=`#ifdef USE_ALPHATEST
86	#ifdef ALPHA_TO_COVERAGE
87	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
88	if ( diffuseColor.a == 0.0 ) discard;
89	#else
90	if ( diffuseColor.a < alphaTest ) discard;
91	#endif
92#endif`,Fc=`#ifdef USE_ALPHATEST
93	uniform float alphaTest;
94#endif`,Oc=`#ifdef USE_AOMAP
95	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
96	reflectedLight.indirectDiffuse *= ambientOcclusion;
97	#if defined( USE_CLEARCOAT ) 
98		clearcoatSpecularIndirect *= ambientOcclusion;
99	#endif
100	#if defined( USE_SHEEN ) 
101		sheenSpecularIndirect *= ambientOcclusion;
102	#endif
103	#if defined( USE_ENVMAP ) && defined( STANDARD )

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

1690`#if NUM_SPOT_LIGHT_COORDS > 0
1691	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
1692#endif
1693#if NUM_SPOT_LIGHT_MAPS > 0
1694	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
1695#endif
1696#ifdef USE_SHADOWMAP
1697	#if NUM_DIR_LIGHT_SHADOWS > 0
1698		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
1699		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
1700		struct DirectionalLightShadow {
1701			float shadowIntensity;
1702			float shadowBias;
1703			float shadowNormalBias;
1704			float shadowRadius;
1705			vec2 shadowMapSize;
1706		};
1707		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
1708	#endif
1709	#if NUM_SPOT_LIGHT_SHADOWS > 0
1710		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
1711		struct SpotLightShadow {
1712			float shadowIntensity;
1713			float shadowBias;
1714			float shadowNormalBias;
1715			float shadowRadius;
1716			vec2 shadowMapSize;
1717		};
1718		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
1719	#endif
1720	#if NUM_POINT_LIGHT_SHADOWS > 0
1721		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
1722		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
1723		struct PointLightShadow {
1724			float shadowIntensity;
1725			float shadowBias;
1726			float shadowNormalBias;
1727			float shadowRadius;
1728			vec2 shadowMapSize;
1729			float shadowCameraNear;
1730			float shadowCameraFar;
1731		};
1732		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
1733	#endif
1734	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
1735		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );
1736	}
1737	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
1738		return unpackRGBATo2Half( texture2D( shadow, uv ) );
1739	}
1740	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){
1741		float occlusion = 1.0;
1742		vec2 distribution = texture2DDistribution( shadow, uv );
1743		float hard_shadow = step( compare , distribution.x );
1744		if (hard_shadow != 1.0 ) {
1745			float distance = compare - distribution.x ;
1746			float variance = max( 0.00000, distribution.y * distribution.y );
1747			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 );
1748		}
1749		return occlusion;
1750	}
1751	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
1752		float shadow = 1.0;
1753		shadowCoord.xyz /= shadowCoord.w;
1754		shadowCoord.z += shadowBias;
1755		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
1756		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
1757		if ( frustumTest ) {
1758		#if defined( SHADOWMAP_TYPE_PCF )
1759			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
1760			float dx0 = - texelSize.x * shadowRadius;
1761			float dy0 = - texelSize.y * shadowRadius;
1762			float dx1 = + texelSize.x * shadowRadius;
1763			float dy1 = + texelSize.y * shadowRadius;
1764			float dx2 = dx0 / 2.0;
1765			float dy2 = dy0 / 2.0;
1766			float dx3 = dx1 / 2.0;
1767			float dy3 = dy1 / 2.0;
1768			shadow = (
1769				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
1770				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
1771				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
1772				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
1773				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
1774				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
1775				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
1776				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
1777				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
1778				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
1779				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
1780				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
1781				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
1782				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
1783				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
1784				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
1785				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
1786			) * ( 1.0 / 17.0 );
1787		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
1788			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
1789			float dx = texelSize.x;
1790			float dy = texelSize.y;
1791			vec2 uv = shadowCoord.xy;
1792			vec2 f = fract( uv * shadowMapSize + 0.5 );
1793			uv -= f * texelSize;
1794			shadow = (
1795				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
1796				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
1797				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
1798				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
1799				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
1800					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
1801					 f.x ) +
1802				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
1803					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
1804					 f.x ) +
1805				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
1806					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
1807					 f.y ) +
1808				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
1809					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
1810					 f.y ) +
1811				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
1812						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
1813						  f.x ),
1814					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
1815						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
1816						  f.x ),
1817					 f.y )
1818			) * ( 1.0 / 9.0 );
1819		#elif defined( SHADOWMAP_TYPE_VSM )
1820			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
1821		#else
1822			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
1823		#endif
1824		}
1825		return mix( 1.0, shadow, shadowIntensity );
1826	}
1827	vec2 cubeToUV( vec3 v, float texelSizeY ) {
1828		vec3 absV = abs( v );
1829		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
1830		absV *= scaleToCube;
1831		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
1832		vec2 planar = v.xy;
1833		float almostATexel = 1.5 * texelSizeY;
1834		float almostOne = 1.0 - almostATexel;
1835		if ( absV.z >= almostOne ) {
1836			if ( v.z > 0.0 )
1837				planar.x = 4.0 - v.x;
1838		} else if ( absV.x >= almostOne ) {
1839			float signX = sign( v.x );
1840			planar.x = v.z * signX + 2.0 * signX;
1841		} else if ( absV.y >= almostOne ) {
1842			float signY = sign( v.y );
1843			planar.x = v.x + 2.0 * signY + 2.0;
1844			planar.y = v.z * signY - 2.0;
1845		}
1846		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
1847	}
1848	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
1849		float shadow = 1.0;
1850		vec3 lightToPosition = shadowCoord.xyz;
1851		
1852		float lightToPositionLength = length( lightToPosition );
1853		if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {
1854			float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );			dp += shadowBias;
1855			vec3 bd3D = normalize( lightToPosition );
1856			vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
1857			#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
1858				vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
1859				shadow = (
1860					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
1861					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
1862					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
1863					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
1864					texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
1865					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
1866					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
1867					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
1868					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
1869				) * ( 1.0 / 9.0 );
1870			#else
1871				shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
1872			#endif
1873		}
1874		return mix( 1.0, shadow, shadowIntensity );
1875	}
1876#endif`,