https://www.katasterjam.si/chunk-XQJHKDRB.js

1function gh(i,t,e){return i!==t?(e-i)/(t-i):0}function zi(i,t,e){return(1-e)*i+e*t}function _h(i,t,e,n){return zi(i,t,1-Math.exp(-e*n))}function xh(i,t=1){return t-Math.abs(oo(i,t*2)-t)}function vh(i,t,e){return i<=t?0:i>=e?1:(i=(i-t)/(e-t),i*i*(3-2*i))}function yh(i,t,e){return i<=t?0:i>=e?1:(i=(i-t)/(e-t),i*i*i*(i*(i*6-15)+10))}function Mh(i,t){return i+Math.floor(Math.random()*(t-i+1))}function Sh(i,t){return i+Math.random()*(t-i)}function bh(i){return i*(.5-Math.random())}function Eh(i){i!==void 0&&(Vo=i);let t=Vo+=1831565813;return t=Math.imul(t^t>>>15,t|1),t^=t+Math.imul(t^t>>>7,t|61),((t^t>>>14)>>>0)/4294967296}function wh(i){return i*Bi}function Th(i){return i*Gi}function Ah(i){return(i&i-1)===0&&i!==0}function Ch(i){return Math.pow(2,Math.ceil(Math.log(i)/Math.LN2))}function Rh(i){return Math.pow(2,Math.floor(Math.log(i)/Math.LN2))}function Ph(i,t,e,n,s){let r=Math.cos,a=Math.sin,o=r(e/2),c=a(e/2),l=r((t+n)/2),h=a((t+n)/2),p=r((t-n)/2),d=a((t-n)/2),m=r((n-t)/2),_=a((n-t)/2);switch(s){case"XYX":i.set(o*h,c*p,c*d,o*l);break;case"YZY":i.set(c*d,o*h,c*p,o*l);break;case"ZXZ":i.set(c*p,c*d,o*h,o*l);break;case"XZX":i.set(o*h,c*_,c*m,o*l);break;case"YXY":i.set(c*m,o*h,c*_,o*l);break;case"ZYZ":i.set(c*_,c*m,o*h,o*l);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+s)}}function hi(i,t){switch(t.constructor){case Float32Array:return i;case Uint32Array:return i/4294967295;case Uint16Array:return i/65535;case Uint8Array:return i/255;case Int32Array:return Math.max(i/2147483647,-1);case Int16Array:return Math.max(i/32767,-1);case Int8Array:return Math.max(i/127,-1);default:throw new Error("Invalid component type.")}}function ye(i,t){switch(t.constructor){case Float32Array:return i;case Uint32Array:return Math.round(i*4294967295);case Uint16Array:return Math.round(i*65535);case Uint8Array:return Math.round(i*255);case Int32Array:return Math.round(i*2147483647);case Int16Array:return Math.round(i*32767);case Int8Array:return Math.round(i*127);default:throw new Error("Invalid component type.")}}var $c={DEG2RAD:Bi,RAD2DEG:Gi,generateUUID:Ai,clamp:xe,euclideanModulo:oo,mapLinear:mh,inverseLerp:gh,lerp:zi,damp:_h,pingpong:xh,smoothstep:vh,smootherstep:yh,randInt:Mh,randFloat:Sh,randFloatSpread:bh,seededRandom:Eh,degToRad:wh,radToDeg:Th,isPowerOfTwo:Ah,ceilPowerOfTwo:Ch,floorPowerOfTwo:Rh,setQuaternionFromProperEuler:Ph,normalize:ye,denormalize:hi},Tt=class i{constructor(t=0,e=0){i.prototype.isVector2=!0,this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t){return this.x+=t.x,this.y+=t.y,this}addScalar(t){return this.x+=t,this.y+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this}subScalar(t){return this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){let e=this.x,n=this.y,s=t.elements;return this.x=s[0]*e+s[3]*n+s[6],this.y=s[1]*e+s[4]*n+s[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this}clampLength(t,e){let n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}

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this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){let n=Math.cos(e),s=Math.sin(e),r=this.x-t.x,a=this.y-t.y;return this.x=r*n-a*s+t.x,this.y=r*s+a*n+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}},Ut=class i{constructor(t,e,n,s,r,a,o,c,l){i.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],t!==void 0&&this.set(t,e,n,s,r,a,o,c,l)}set(t,e,n,s,r,a,o,c,l){let h=this.elements;return h[0]=t,h[1]=s,h[2]=o,h[3]=e,h[4]=r,h[5]=c,h[6]=n,h[7]=a,h[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){let e=this.elements,n=t.elements;return 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i=Us("canvas");return i.style.display="block",i}var Ho={};function ki(i){i in Ho||(Ho[i]=!0,console.warn(i))}function Lh(i,t,e){return new Promise(function(n,s){function r(){switch(i.clientWaitSync(t,i.SYNC_FLUSH_COMMANDS_BIT,0)){case i.WAIT_FAILED:s();break;case i.TIMEOUT_EXPIRED:setTimeout(r,e);break;default:n()}}setTimeout(r,e)})}var Go=new Ut().set(.8224621,.177538,0,.0331941,.9668058,0,.0170827,.0723974,.9105199),Wo=new Ut().set(1.2249401,-.2249404,0,-.0420569,1.0420571,0,-.0196376,-.0786361,1.0982735),Pi={[bn]:{transfer:Ps,primaries:Is,luminanceCoefficients:[.2126,.7152,.0722],toReference:i=>i,fromReference:i=>i},[Xe]:{transfer:Zt,primaries:Is,luminanceCoefficients:[.2126,.7152,.0722],toReference:i=>i.convertSRGBToLinear(),fromReference:i=>i.convertLinearToSRGB()},[rr]:{transfer:Ps,primaries:Ls,luminanceCoefficients:[.2289,.6917,.0793],toReference:i=>i.applyMatrix3(Wo),fromReference:i=>i.applyMatrix3(Go)},[ao]:{transfer:Zt,primaries:Ls,luminanceCoefficients:[.2289,.6917,.0793],toReference:i=>i.convertSRGBToLinear().applyMatrix3(Wo),fromReference:i=>i.applyMatrix3(Go).convertLinearToSRGB()}},Dh=new Set([bn,rr]),Yt={enabled:!0,_workingColorSpace:bn,get workingColorSpace(){return this._workingColorSpace},set workingColorSpace(i){if(!Dh.has(i))throw new Error(`Unsupported working color space, "${i}".`);

1=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){let n=e===void 0||typeof e=="string";if(!n&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];let s={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&&(s.userData=this.userData),n||(e.textures[this.uuid]=s),s}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==Uo)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Jr:e.x=e.x-Math.floor(e.x);break;case Un:e.x=e.x<0?0:1;break;case Kr: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 Jr:e.y=e.y-Math.floor(e.y);break;case Un:e.y=e.y<0?0:1;break;case Kr: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++}}return i.DEFAULT_IMAGE=null,i.DEFAULT_MAPPING=Uo,i.DEFAULT_ANISOTROPY=1,i})(),Jt=class i{constructor(t=0,e=0,n=0,s=1){i.prototype.isVector4=!0,this.x=t,this.y=e,this.z=n,this.w=s}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,s){return this.x=t,this.y=e,this.z=n,this.w=s,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=t.w!==void 0?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){let e=this.x,n=this.y,s=this.z,r=this.w,a=t.elements;return this.x=a[0]*e+a[4]*n+a[8]*s+a[12]*r,this.y=a[1]*e+a[5]*n+a[9]*s+a[13]*r,this.z=a[2]*e+a[6]*n+a[10]*s+a[14]*r,this.w=a[3]*e+a[7]*n+a[11]*s+a[15]*r,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);let e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,s,r,c=t.elements,l=c[0],h=c[4],p=c[8],d=c[1],m=c[5],_=c[9],v=c[2],f=c[6],u=c[10];if(Math.abs(h-d)<.01&&Math.abs(p-v)<.01&&Math.abs(_-f)<.01){if(Math.abs(h+d)<.1&&Math.abs(p+v)<.1&&Math.abs(_+f)<.1&&Math.abs(l+m+u-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;let S=(l+1)/2,T=(m+1)/2,N=(u+1)/2,R=(h+d)/4,A=(p+v)/4,F=(_+f)/4;return S>T&&S>N?S<.01?(n=0,s=.707106781,r=.707106781):(n=Math.sqrt(S),s=R/n,r=A/n):T>N?T<.01?(n=.707106781,s=0,r=.707106781):(s=Math.sqrt(T),n=R/s,r=F/s):N<.01?(n=.707106781,s=.707106781,r=0):(r=Math.sqrt(N),n=A/r,s=F/r),this.set(n,s,r,e),this}let w=Math.sqrt((f-_)*(f-_)+(p-v)*(p-v)+(d-h)*(d-h));return Math.abs(w)<.001&&(w=1),this.x=(f-_)/w,this.y=(p-v)/w,this.z=(d-h

1)/w,this.w=Math.acos((l+m+u-1)/2),this}setFromMatrixPosition(t){let e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this.w=e[15],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this.w=Math.max(t,Math.min(e,this.w)),this}clampLength(t,e){let n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,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(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this.w=t.w+(e.w-t.w)*n,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}},wa=class extends qe{constructor(t=1,e=1,n={}){super(),this.isRenderTarget=!0,this.width=t,this.height=e,this.depth=1,this.scissor=new Jt(0,0,t,e),this.scissorTest=!1,this.viewport=new Jt(0,0,t,e);let s={width:t,height:e,depth:1};n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Ve,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},n);let r=new Gn(s,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace);r.flipY=!1,r.generateMipmaps=n.generateMipmaps,r.internalFormat=n.internalFormat,this.textures=[];let a=n.count;for(let o=0;o<a;o++)this.textures[o]=r.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(t){this.textures[0]=t}setSize(t,e,n=1){if(this.width!==t||this.height!==e||this.depth!==n){this.width=t,this.height=e,this.depth=n;for(let s=0,r=this.textures.length;s<r;s++)this.textures[s].image.width=t,this.textures[s].image.height=e,this.textures[s].image.depth=n;this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return new this.constructor().copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let n=0,s=t.textures.length;n<s;n++)this.textures[n]=t.textures[n].clone(),this.textures[n].isRenderTargetTexture=!0;let e=Object.assign({},t.texture.image);return this.texture.source=new Ns(e),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.resolveDepthBuffer=t.resolveDepthBuffer,this.resolveStencilBuffer=t.resolveStencilBuffer,t.depthTexture!==null&&(this.depthTexture=t.depthTexture.clone()),this.samples=t.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}},on=class extends wa{constructor(t=1,e=1,n={}

1){super(t,e,n),this.isWebGLRenderTarget=!0}},Os=class extends Gn{constructor(t=null,e=1,n=1,s=1){super(null),this.isDataArrayTexture=!0,this.image={data:t,width:e,height:n,depth:s},this.magFilter=Ue,this.minFilter=Ue,this.wrapR=Un,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}};var Ta=class extends Gn{constructor(t=null,e=1,n=1,s=1){super(null),this.isData3DTexture=!0,this.image={data:t,width:e,height:n,depth:s},this.magFilter=Ue,this.minFilter=Ue,this.wrapR=Un,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}};var Ge=class{constructor(t=0,e=0,n=0,s=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=n,this._w=s}static slerpFlat(t,e,n,s,r,a,o){let c=n[s+0],l=n[s+1],h=n[s+2],p=n[s+3],d=r[a+0],m=r[a+1],_=r[a+2],v=r[a+3];if(o===0){t[e+0]=c,t[e+1]=l,t[e+2]=h,t[e+3]=p;return}if(o===1){t[e+0]=d,t[e+1]=m,t[e+2]=_,t[e+3]=v;return}if(p!==v||c!==d||l!==m||h!==_){let f=1-o,u=c*d+l*m+h*_+p*v,w=u>=0?1:-1,S=1-u*u;if(S>Number.EPSILON){let N=Math.sqrt(S),R=Math.atan2(N,u*w);f=Math.sin(f*R)/N,o=Math.sin(o*R)/N}let T=o*w;if(c=c*f+d*T,l=l*f+m*T,h=h*f+_*T,p=p*f+v*T,f===1-o){let N=1/Math.sqrt(c*c+l*l+h*h+p*p);c*=N,l*=N,h*=N,p*=N}}t[e]=c,t[e+1]=l,t[e+2]=h,t[e+3]=p}static multiplyQuaternionsFlat(t,e,n,s,r,a){let o=n[s],c=n[s+1],l=n[s+2],h=n[s+3],p=r[a],d=r[a+1],m=r[a+2],_=r[a+3];return t[e]=o*_+h*p+c*m-l*d,t[e+1]=c*_+h*d+l*p-o*m,t[e+2]=l*_+h*m+o*d-c*p,t[e+3]=h*_-o*p-c*d-l*m,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,n,s){return this._x=t,this._y=e,this._z=n,this._w=s,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){let n=t._x,s=t._y,r=t._z,a=t._order,o=Math.cos,c=Math.sin,l=o(n/2),h=o(s/2),p=o(r/2),d=c(n/2),m=c(s/2),_=c(r/2);switch(a){case"XYZ":this._x=d*h*p+l*m*_,this._y=l*m*p-d*h*_,this._z=l*h*_+d*m*p,this._w=l*h*p-d*m*_;break;case"YXZ":this._x=d*h*p+l*m*_,this._y=l*m*p-d*h*_,this._z=l*h*_-d*m*p,this._w=l*h*p+d*m*_;break;case"ZXY":this._x=d*h*p-l*m*_,this._y=l*m*p+d*h*_,this._z=l*h*_+d*m*p,this._w=l*h*p-d*m*_;break;case"ZYX":this._x=d*h*p-l*m*_,this._y=l*m*p+d*h*_,this._z=l*h*_-d*m*p,this._w=l*h*p+d*m*_;break;case"YZX":this._x=d*h*p+l*m*_,this._y=l*m*p+d*h*_,this._z=l*h*_-d*m*p,this._w=l*h*p-d*m*_;break;case"XZY":this._x=d*h*p-l*m*_,this._y=l*m*p-d*h*_,this._z=l*h*_+d*m*p,this._w=l*h*p+d*m*_;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return e===!0&&this._onChangeCallback(),this}setFromAxisAngle(t,e){let n=e/2,s=Math.sin(n);return this._x=t.x*s,this._y=t.y*s,this._z=t.z*s,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){let e=t.elements,n=e[0],s=e[4],r=e[8],a=e[1],o=e[5],c=e[9],l=e[2],h=e[6],p=e[10],d=n+o+p;if(d>0){let m=.5/Math.sqrt(d+1);this._w=.25/m,this._x=(h-c)*m,this._y=(r-l)*m,this._z=(a-s)*m}else if(n>o&&n>p){let m=2*Math.sqrt(1+n-o-p);this._w=(h-c)/m,this._x=.25*m,this._y=(s+a)/m,this._z=(r+l)/m}else if(o>p){let m=2*Math.sqrt(1+o-n-p);this._w=(r-l)/m,this._x=(s+a)/m,this._y=.25*m,this._z=(c+h)/m}else{let m=2*Math.sqrt(1+p-n-o);this._w=(a-s)/m,this._x=(r+l)/m,this._y=(c+h)/m,this._z=.25*m}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return n<Number.EPSILON?(n=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(xe(this.dot(t),-1,1)))}rotateTowards(t,e){let n=this.angleTo(t);if(n===0)return this;let s=Math.min(1,e/n);return this.slerp(t,s),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return t===0?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){let n=t._x,s=t._y,r=t._z,a=t._w,o=e._x,c=e._y,l=e._z,h=e._w;return this._x=n*h+a*o+s*l-r*c,this._y=s*h+a*c+r*o-n*l,this._z=r*h+a*l+n*c-s*o,this._w=a*h-n*o-s*c-r*l,this._onChangeCallback(),this}slerp(t,e){if(e===0)return this;if(e===1)return this.copy(t);let n=this._x,s=this._y,r=this._z,a=this._w,o=a*t._w+n*t._x+s*t._y+r*t._z;if(o<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,o=-o):this.copy(t),o>=1)return this._w=a,this._x=n,this._y=s,this._z=r,this;let c=1-o*o;if(c<=Number.EPSILON){let m=1-e;return this._w=m*a+e*this._w,this._x=m*n+e*this._x,this._y=m*s+e*this._y,this._z=m*r+e*this._z,this.normalize(),this}let l=Math.sqrt(c),h=Math.atan2(l,o),p=Math.sin((1-e)*h)/l,d=Math.sin(e*h)/l;return this._w=a*p+this._w*d,this._x=n*p+this._x*d,this._y=s*p+this._y*d,this._z=r*p+this._z*d,this._onChangeCallback(),this}slerpQuaternions(t,e,n){return this.copy(t).slerp(e,n)}random(){let t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),n=Math.random(),s=Math.sqrt(1-n),r=Math.sqrt(n);return 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this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){let e=this.x,n=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*s,this.y=r[1]*e+r[5]*n+r[9]*s,this.z=r[2]*e+r[6]*n+r[10]*s,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){let n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,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(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){let n=t.x,s=t.y,r=t.z,a=e.x,o=e.y,c=e.z;return this.x=s*c-r*o,this.y=r*a-n*c,this.z=n*o-s*a,this}projectOnVector(t){let e=t.lengthSq();if(e===0)return this.set(0,0,0);let n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return Mr.copy(this).projectOnVector(t),this.sub(Mr)}reflect(t){return this.sub(Mr.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){let e=Math.sqrt(this.lengthSq()*t.lengthSq());if(e===0)return Math.PI/2;let n=this.dot(t)/e;return Math.acos(xe(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){let e=this.x-t.x,n=this.y-t.y,s=this.z-t.z;return e*e+n*n+s*s}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){let s=Math.sin(e)*t;return this.x=s*Math.sin(n),this.y=Math.cos(e)*t,this.z=s*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){let e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){let e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),s=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=s,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,e*4)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,e*3)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){let t=Math.random()*Math.PI*2,e=Math.random()*2-1,n=Math.sqrt(1-e*e);return this.x=n*Math.cos(t),this.y=e,this.z=n*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}},Mr=new I,Xo=new Ge,Fn=class{constructor(t=new I(1/0,1/0,1/0),e=new I(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,n=t.length;e<n;e+=3)this.expandByPoint(Fe.fromArray(t,e));return this}setFromBufferAttribute(t){this.makeEmpty();for(let e=0,n=t.count;e<n;e++)this.expandByPoint(Fe.fromBufferAttribute(t,e));return this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){let n=Fe.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this}setFromObject(t,e=!1){return this.makeEmpty(),this.expandByObject(t,e)}clone(){return new this.constructor().copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(t){return this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}expandByObject(t,e=!1){t.updateWorldMatrix(!1,!1);let n=t.geometry;if(n!==void 0){let r=n.getAttribute("position");if(e===!0&&r!==void 0&&t.isInstancedMesh!==!0)for(let a=0,o=r.count;a<o;a++)t.isMesh===!0?t.getVertexPosition(a,Fe):Fe.fromBufferAttribute(r,a),Fe.applyMatrix4(t.matrixWorld),this.expandByPoint(Fe);else t.boundingBox!==void 0?(t.boundingBox===null&&t.computeBoundingBox(),Qi.copy(t.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),Qi.copy(n.boundingBox)),Qi.applyMatrix4(t.matrixWorld),this.union(Qi)}let s=t.children;for(let r=0,a=s.length;r<a;r++)this.expandByObject(s[r],e);return this}containsPoint(t){return t.x>=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,Fe),Fe.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(Ii),ts.subVectors(this.max,Ii),Jn.subVectors(t.a,Ii),Kn.subVectors(t.b,Ii),$n.subVectors(t.c,Ii),dn.subVectors(Kn,Jn),fn.subVectors($n,Kn),wn.subVectors(Jn,$n);let e=[0,-dn.z,dn.y,0,-fn.z,fn.y,0,-wn.z,wn.y,dn.z,0,-dn.x,fn.z,0,-fn.x,wn.z,0,-wn.x,-dn.y,dn.x,0,-fn.y,fn.x,0,-wn.y,wn.x,0];return!Sr(e,Jn,Kn,$n,ts)||(e=[1,0,0,0,1,0,0,0,1],!Sr(e,Jn,Kn,$n,ts))?!1:(es.crossVectors(dn,fn),e=[es.x,es.y,es.z],Sr(e,Jn,Kn,$n,ts))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,Fe).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=this.getSize(Fe).length()*.5),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()?this:($e[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),$e[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),$e[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),$e[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),$e[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),$e[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),$e[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),$e[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints($e),this)}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}},$e=[new I,new I,new I,new I,new I,new I,new I,new I],Fe=new I,Qi=new Fn,Jn=new I,Kn=new I,$n=new I,dn=new I,fn=new I,wn=new I,Ii=new I,ts=new I,es=new I,Tn=new I;function Sr(i,t,e,n,s){for(let r=0,a=i.length-3;r<=a;r+=3){Tn.fromArray(i,r);let o=s.x*Math.abs(Tn.x)+s.y*Math.abs(Tn.y)+s.z*Math.abs(Tn.z),c=t.dot(Tn),l=e.dot(Tn),h=n.dot(Tn);if(Math.max(-Math.max(c,l,h),Math.min(c,l,h))>o)return!1}return!0}var Oh=new Fn,Li=new I,br=new I,Si=class{constructor(t=new I,e=-1){this.isSphere=!0,this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){let n=this.center;e!==void 0?n.copy(e):Oh.setFromPoints(t).getCenter(n);let s=0;for(let r=0,a=t.length;r<a;r++)s=Math.max(s,n.distanceToSquared(t[r]));return this.radius=Math.sqrt(s),this}copy(t){return this.center.copy(t.center),this.radius=t.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(t){return t.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(t){return t.distanceTo(this.center)-this.radius}intersectsSphere(t){let e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e}intersectsBox(t){return t.intersectsSphere(this)}intersectsPlane(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius}clampPoint(t,e){let n=this.center.distanceToSquared(t);return e.copy(t),n>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;Li.subVectors(t,this.center);let e=Li.lengthSq();if(e>this.radius*this.radius){let n=Math.sqrt(e),s=(n-this.radius)*.5;this.center.addScaledVector(Li,s/n),this.radius+=s}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(this.center.equals(t.center)===!0?this.radius=Math.max(this.radius,t.radius):(br.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Li.copy(t.center).add(br)),this.expandByPoint(Li.copy(t.center).sub(br))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return new this.constructor().copy(this)}},je=new I,Er=new I,ns=new I,pn=new I,wr=new I,is=new I,Tr=new I,bi=class{constructor(t=new I,e=new I(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,je)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);let n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){let e=je.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(je.copy(this.origin).addScaledVector(this.direction,e),je.distanceToSquared(t))}distanceSqToSegment(t,e,n,s){Er.copy(t).add(e).multiplyScalar(.5),ns.copy(e).sub(t).normalize(),pn.copy(this.origin).sub(Er);let r=t.distanceTo(e)*.5,a=-this.direction.dot(ns),o=pn.dot(this.direction),c=-pn.dot(ns),l=pn.lengthSq(),h=Math.abs(1-a*a),p,d,m,_;if(h>0)if(p=a*c-o,d=a*o-c,_=r*h,p>=0)if(d>=-_)if(d<=_){let v=1/h;p*=v,d*=v,m=p*(p+a*d+2*o)+d*(a*p+d+2*c)+l}else d=r,p=Math.max(0,-(a*d+o)),m=-p*p+d*(d+2*c)+l;else d=-r,p=Math.max(0,-(a*d+o)),m=-p*p+d*(d+2*c)+l;else d<=-_?(p=Math.max(0,-(-a*r+o)),d=p>0?-r:Math.min(Math.max(-r,-c),r),m=-p*p+d*(d+2*c)+l):d<=_?(p=0,d=Math.min(Math.max(-r,-c),r),m=d*(d+2*c)+l):(p=Math.max(0,-(a*r+o)),d=p>0?r:Math.min(Math.max(-r,-c),r),m=-p*p+d*(d+2*c)+l);else d=a>0?-r:r,p=Math.max(0,-(a*d+o)),m=-p*p+d*(d+2*c)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,p),s&&s.copy(Er).addScaledVector(ns,d),m}intersectSphere(t,e){je.subVectors(t.center,this.origin);let n=je.dot(this.direction),s=je.dot(je)-n*n,r=t.radius*t.radius;if(s>r)return null;let a=Math.sqrt(r-s),o=n-a,c=n+a;return c<0?null:o<0?this.at(c,e):this.at(o,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){let e=t.normal.dot(this.direction);if(e===0)return t.distanceToPoint(this.origin)===0?0:null;let n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){let n=this.distanceToPlane(t);return n===null?null:this.at(n,e)}intersectsPlane(t){let e=t.distanceToPoint(this.origin);return e===0||t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,s,r,a,o,c,l=1/this.direction.x,h=1/this.direction.y,p=1/this.direction.z,d=this.origin;return l>=0?(n=(t.min.x-d.x)*l,s=(t.max.x-d.x)*l):(n=(t.max.x-d.x)*l,s=(t.min.x-d.x)*l),h>=0?(r=(t.min.y-d.y)*h,a=(t.max.y-d.y)*h):(r=(t.max.y-d.y)*h,a=(t.min.y-d.y)*h),n>a||r>s||((r>n||isNaN(n))&&(n=r),(a<s||isNaN(s))&&(s=a),p>=0?(o=(t.min.z-d.z)*p,c=(t.max.z-d.z)*p):(o=(t.max.z-d.z)*p,c=(t.min.z-d.z)*p),n>c||o>s)||((o>n||n!==n)&&(n=o),(c<s||s!==s)&&(s=c),s<0)?null:this.at(n>=0?n:s,e)}intersectsBox(t){return this.intersectBox(t,je)!==null}intersectTriangle(t,e,n,s,r){wr.subVectors(e,t),is.subVectors(n,t),Tr.crossVectors(wr,is);let a=this.direction.dot(Tr),o;if(a>0){if(s)return null;o=1}else if(a<0)o=-1,a=-a;else return null;pn.subVectors(this.origin,t);let c=o*this.direction.dot(is.crossVectors(pn,is));if(c<0)return null;let l=o*this.direction.dot(wr.cross(pn));if(l<0||c+l>a)return null;let h=-o*pn.dot(Tr);return h<0?null:this.at(h/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}},ee=class i{constructor(t,e,n,s,r,a,o,c,l,h,p,d,m,_,v,f){i.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],t!==void 0&&this.set(t,e,n,s,r,a,o,c,l,h,p,d,m,_,v,f)}set(t,e,n,s,r,a,o,c,l,h,p,d,m,_,v,f){let u=this.elements;return u[0]=t,u[4]=e,u[8]=n,u[12]=s,u[1]=r,u[5]=a,u[9]=o,u[13]=c,u[2]=l,u[6]=h,u[10]=p,u[14]=d,u[3]=m,u[7]=_,u[11]=v,u[15]=f,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 i().fromArray(this.elements)}copy(t){let e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){let e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){let e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){let e=this.elements,n=t.elements,s=1/jn.setFromMatrixColumn(t,0).length(),r=1/jn.setFromMatrixColumn(t,1).length(),a=1/jn.setFromMatrixColumn(t,2).length();return e[0]=n[0]*s,e[1]=n[1]*s,e[2]=n[2]*s,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*a,e[9]=n[9]*a,e[10]=n[10]*a,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){let e=this.elements,n=t.x,s=t.y,r=t.z,a=Math.cos(n),o=Math.sin(n),c=Math.cos(s),l=Math.sin(s),h=Math.cos(r),p=Math.sin(r);if(t.order==="XYZ"){let d=a*h,m=a*p,_=o*h,v=o*p;e[0]=c*h,e[4]=-c*p,e[8]=l,e[1]=m+_*l,e[5]=d-v*l,e[9]=-o*c,e[2]=v-d*l,e[6]=_+m*l,e[10]=a*c}else if(t.order==="YXZ"){let d=c*h,m=c*p,_=l*h,v=l*p;e[0]=d+v*o,e[4]=_*o-m,e[8]=a*l,e[1]=a*p,e[5]=a*h,e[9]=-o,e[2]=m*o-_,e[6]=v+d*o,e[10]=a*c}else if(t.order==="ZXY"){let d=c*h,m=c*p,_=l*h,v=l*p;e[0]=d-v*o,e[4]=-a*p,e[8]=_+m*o,e[1]=m+_*o,e[5]=a*h,e[9]=v-d*o,e[2]=-a*l,e[6]=o,e[10]=a*c}else if(t.order==="ZYX"){let d=a*h,m=a*p,_=o*h,v=o*p;e[0]=c*h,e[4]=_*l-m,e[8]=d*l+v,e[1]=c*p,e[5]=v*l+d,e[9]=m*l-_,e[2]=-l,e[6]=o*c,e[10]=a*c}else if(t.order==="YZX"){let d=a*c,m=a*l,_=o*c,v=o*l;e[0]=c*h,e[4]=v-d*p,e[8]=_*p+m,e[1]=p,e[5]=a*h,e[9]=-o*h,e[2]=-l*h,e[6]=m*p+_,e[10]=d-v*p}else if(t.order==="XZY"){let d=a*c,m=a*l,_=o*c,v=o*l;e[0]=c*h,e[4]=-p,e[8]=l*h,e[1]=d*p+v,e[5]=a*h,e[9]=m*p-_,e[2]=_*p-m,e[6]=o*h,e[10]=v*p+d}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(Fh,t,Bh)}lookAt(t,e,n){let s=this.elements;return Ae.subVectors(t,e),Ae.lengthSq()===0&&(Ae.z=1),Ae.normalize(),mn.crossVectors(n,Ae),mn.lengthSq()===0&&(Math.abs(n.z)===1?Ae.x+=1e-4:Ae.z+=1e-4,Ae.normalize(),mn.crossVectors(n,Ae)),mn.normalize(),ss.crossVectors(Ae,mn),s[0]=mn.x,s[4]=ss.x,s[8]=Ae.x,s[1]=mn.y,s[5]=ss.y,s[9]=Ae.y,s[2]=mn.z,s[6]=ss.z,s[10]=Ae.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){let n=t.elements,s=e.elements,r=this.elements,a=n[0],o=n[4],c=n[8],l=n[12],h=n[1],p=n[5],d=n[9],m=n[13],_=n[2],v=n[6],f=n[10],u=n[14],w=n[3],S=n[7],T=n[11],N=n[15],R=s[0],A=s[4],F=s[8],b=s[12],M=s[1],P=s[5],W=s[9],V=s[13],Z=s[2],q=s[6],X=s[10],J=s[14],G=s[3],rt=s[7],lt=s[11],pt=s[15];return r[0]=a*R+o*M+c*Z+l*G,r[4]=a*A+o*P+c*q+l*rt,r[8]=a*F+o*W+c*X+l*lt,r[12]=a*b+o*V+c*J+l*pt,r[1]=h*R+p*M+d*Z+m*G,r[5]=h*A+p*P+d*q+m*rt,r[9]=h*F+p*W+d*X+m*lt,r[13]=h*b+p*V+d*J+m*pt,r[2]=_*R+v*M+f*Z+u*G,r[6]=_*A+v*P+f*q+u*rt,r[10]=_*F+v*W+f*X+u*lt,r[14]=_*b+v*V+f*J+u*pt,r[3]=w*R+S*M+T*Z+N*G,r[7]=w*A+S*P+T*q+N*rt,r[11]=w*F+S*W+T*X+N*lt,r[15]=w*b+S*V+T*J+N*pt,this}multiplyScalar(t){let e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){let t=this.elements,e=t[0],n=t[4],s=t[8],r=t[12],a=t[1],o=t[5],c=t[9],l=t[13],h=t[2],p=t[6],d=t[10],m=t[14],_=t[3],v=t[7],f=t[11],u=t[15];return _*(+r*c*p-s*l*p-r*o*d+n*l*d+s*o*m-n*c*m)+v*(+e*c*m-e*l*d+r*a*d-s*a*m+s*l*h-r*c*h)+f*(+e*l*p-e*o*m-r*a*p+n*a*m+r*o*h-n*l*h)+u*(-s*o*h-e*c*p+e*o*d+s*a*p-n*a*d+n*c*h)}transpose(){let t=this.elements,e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){let s=this.elements;return t.isVector3?(s[12]=t.x,s[13]=t.y,s[14]=t.z):(s[12]=t,s[13]=e,s[14]=n),this}invert(){let t=this.elements,e=t[0],n=t[1],s=t[2],r=t[3],a=t[4],o=t[5],c=t[6],l=t[7],h=t[8],p=t[9],d=t[10],m=t[11],_=t[12],v=t[13],f=t[14],u=t[15],w=p*f*l-v*d*l+v*c*m-o*f*m-p*c*u+o*d*u,S=_*d*l-h*f*l-_*c*m+a*f*m+h*c*u-a*d*u,T=h*v*l-_*p*l+_*o*m-a*v*m-h*o*u+a*p*u,N=_*p*c-h*v*c-_*o*d+a*v*d+h*o*f-a*p*f,R=e*w+n*S+s*T+r*N;if(R===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);let A=1/R;return t[0]=w*A,t[1]=(v*d*r-p*f*r-v*s*m+n*f*m+p*s*u-n*d*u)*A,t[2]=(o*f*r-v*c*r+v*s*l-n*f*l-o*s*u+n*c*u)*A,t[3]=(p*c*r-o*d*r-p*s*l+n*d*l+o*s*m-n*c*m)*A,t[4]=S*A,t[5]=(h*f*r-_*d*r+_*s*m-e*f*m-h*s*u+e*d*u)*A,t[6]=(_*c*r-a*f*r-_*s*l+e*f*l+a*s*u-e*c*u)*A,t[7]=(a*d*r-h*c*r+h*s*l-e*d*l-a*s*m+e*c*m)*A,t[8]=T*A,t[9]=(_*p*r-h*v*r-_*n*m+e*v*m+h*n*u-e*p*u)*A,t[10]=(a*v*r-_*o*r+_*n*l-e*v*l-a*n*u+e*o*u)*A,t[11]=(h*o*r-a*p*r-h*n*l+e*p*l+a*n*m-e*o*m)*A,t[12]=N*A,t[13]=(h*v*s-_*p*s+_*n*d-e*v*d-h*n*f+e*p*f)*A,t[14]=(_*o*s-a*v*s-_*n*c+e*v*c+a*n*f-e*o*f)*A,t[15]=(a*p*s-h*o*s+h*n*c-e*p*c-a*n*d+e*o*d)*A,this}scale(t){let e=this.elements,n=t.x,s=t.y,r=t.z;return e[0]*=n,e[4]*=s,e[8]*=r,e[1]*=n,e[5]*=s,e[9]*=r,e[2]*=n,e[6]*=s,e[10]*=r,e[3]*=n,e[7]*=s,e[11]*=r,this}getMaxScaleOnAxis(){let t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],s=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,s))}makeTranslation(t,e,n){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){let e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){let e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){let e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){let n=Math.cos(e),s=Math.sin(e),r=1-n,a=t.x,o=t.y,c=t.z,l=r*a,h=r*o;return this.set(l*a+n,l*o-s*c,l*c+s*o,0,l*o+s*c,h*o+n,h*c-s*a,0,l*c-s*o,h*c+s*a,r*c*c+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,s,r,a){return this.set(1,n,r,0,t,1,a,0,e,s,1,0,0,0,0,1),this}compose(t,e,n){let s=this.elements,r=e._x,a=e._y,o=e._z,c=e._w,l=r+r,h=a+a,p=o+o,d=r*l,m=r*h,_=r*p,v=a*h,f=a*p,u=o*p,w=c*l,S=c*h,T=c*p,N=n.x,R=n.y,A=n.z;return s[0]=(1-(v+u))*N,s[1]=(m+T)*N,s[2]=(_-S)*N,s[3]=0,s[4]=(m-T)*R,s[5]=(1-(d+u))*R,s[6]=(f+w)*R,s[7]=0,s[8]=(_+S)*A,s[9]=(f-w)*A,s[10]=(1-(d+v))*A,s[11]=0,s[12]=t.x,s[13]=t.y,s[14]=t.z,s[15]=1,this}decompose(t,e,n){let s=this.elements,r=jn.set(s[0],s[1],s[2]).length(),a=jn.set(s[4],s[5],s[6]).length(),o=jn.set(s[8],s[9],s[10]).length();this.determinant()<0&&(r=-r),t.x=s[12],t.y=s[13],t.z=s[14],Be.copy(this);let l=1/r,h=1/a,p=1/o;return Be.elements[0]*=l,Be.elements[1]*=l,Be.elements[2]*=l,Be.elements[4]*=h,Be.elements[5]*=h,Be.elements[6]*=h,Be.elements[8]*=p,Be.elements[9]*=p,Be.elements[10]*=p,e.setFromRotationMatrix(Be),n.x=r,n.y=a,n.z=o,this}makePerspective(t,e,n,s,r,a,o=rn){let c=this.elements,l=2*r/(e-t),h=2*r/(n-s),p=(e+t)/(e-t),d=(n+s)/(n-s),m,_;if(o===rn)m=-(a+r)/(a-r),_=-2*a*r/(a-r);else if(o===Ds)m=-a/(a-r),_=-a*r/(a-r);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return 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i.DEFAULT_ORDER="XYZ",i})(),Fs=class{constructor(){this.mask=1}set(t){this.mask=(1<<t|0)>>>0}enable(t){this.mask|=1<<t|0}enableAll(){this.mask=-1}toggle(t){this.mask^=1<<t|0}disable(t){this.mask&=~(1<<t|0)}disableAll(){this.mask=0}test(t){return(this.mask&t.mask)!==0}isEnabled(t){return(this.mask&(1<<t|0))!==0}},zh=0,Zo=new I,Qn=new Ge,Qe=new ee,rs=new I,Di=new I,kh=new I,Vh=new Ge,Jo=new I(1,0,0),Ko=new I(0,1,0),$o=new I(0,0,1),jo={type:"added"},Hh={type:"removed"},ti={type:"childadded",child:null},Ar={type:"childremoved",child:null},Ze=(()=>{class i extends qe{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:zh++}),this.uuid=Ai(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=i.DEFAULT_UP.clone();let e=new I,n=new Bn,s=new Ge,r=new I(1,1,1);function a(){s.setFromEuler(n,!1)}function o(){n.setFromQuaternion(s,void 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this.constructor().copy(this,e)}copy(e,n=!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)),n===!0)for(let s=0;s<e.children.length;s++){let r=e.children[s];this.add(r.clone())}return this}}return i.DEFAULT_UP=new I(0,1,0),i.DEFAULT_MATRIX_AUTO_UPDATE=!0,i.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0,i})(),ze=new I,tn=new I,Cr=new I,en=new I,ei=new I,ni=new I,Qo=new I,Rr=new I,Pr=new I,Ir=new I,ui=class i{constructor(t=new I,e=new I,n=new I){this.a=t,this.b=e,this.c=n}static getNormal(t,e,n,s){s.subVectors(n,e),ze.subVectors(t,e),s.cross(ze);let r=s.lengthSq();return r>0?s.multiplyScalar(1/Math.sqrt(r)):s.set(0,0,0)}static getBarycoord(t,e,n,s,r){ze.subVectors(s,e),tn.subVectors(n,e),Cr.subVectors(t,e);let a=ze.dot(ze),o=ze.dot(tn),c=ze.dot(Cr),l=tn.dot(tn),h=tn.dot(Cr),p=a*l-o*o;if(p===0)return r.set(0,0,0),null;let d=1/p,m=(l*c-o*h)*d,_=(a*h-o*c)*d;return r.set(1-m-_,_,m)}static containsPoint(t,e,n,s){return this.getBarycoord(t,e,n,s,en)===null?!1:en.x>=0&&en.y>=0&&en.x+en.y<=1}static getInterpolation(t,e,n,s,r,a,o,c){return this.getBarycoord(t,e,n,s,en)===null?(c.x=0,c.y=0,"z"in c&&(c.z=0),"w"in c&&(c.w=0),null):(c.setScalar(0),c.addScaledVector(r,en.x),c.addScaledVector(a,en.y),c.addScaledVector(o,en.z),c)}static isFrontFacing(t,e,n,s){return ze.subVectors(n,e),tn.subVectors(t,e),ze.cross(tn).dot(s)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,s){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[s]),this}setFromAttributeAndIndices(t,e,n,s){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,n),this.c.fromBufferAttribute(t,s),this}clone(){return new this.constructor().copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return ze.subVectors(this.c,this.b),tn.subVectors(this.a,this.b),ze.cross(tn).length()*.5}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return i.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return i.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,n,s,r){return i.getInterpolation(t,this.a,this.b,this.c,e,n,s,r)}containsPoint(t){return i.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return i.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){let n=this.a,s=this.b,r=this.c,a,o;ei.subVectors(s,n),ni.subVectors(r,n),Rr.subVectors(t,n);let c=ei.dot(Rr),l=ni.dot(Rr);if(c<=0&&l<=0)return e.copy(n);Pr.subVectors(t,s);let h=ei.dot(Pr),p=ni.dot(Pr);if(h>=0&&p<=h)return e.copy(s);let d=c*p-h*l;if(d<=0&&c>=0&&h<=0)return a=c/(c-h),e.copy(n).addScaledVector(ei,a);Ir.subVectors(t,r);let m=ei.dot(Ir),_=ni.dot(Ir);if(_>=0&&m<=_)return e.copy(r);let v=m*l-c*_;if(v<=0&&l>=0&&_<=0)return o=l/(l-_),e.copy(n).addScaledVector(ni,o);let f=h*_-m*p;if(f<=0&&p-h>=0&&m-_>=0)return Qo.subVectors(r,s),o=(p-h)/(p-h+(m-_)),e.copy(s).addScaledVector(Qo,o);let u=1/(f+v+d);return a=v*u,o=d*u,e.copy(n).addScaledVector(ei,a).addScaledVector(ni,o)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}},Qc={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},gn={h:0,s:0,l:0},as={h:0,s:0,l:0};function Lr(i,t,e){return e<0&&(e+=1),e>1&&(e-=1),e<1/6?i+(t-i)*6*e:e<1/2?t:e<2/3?i+(t-i)*6*(2/3-e):i}var Ot=class{constructor(t,e,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,n)}set(t,e,n){if(e===void 0&&n===void 0){let s=t;s&&s.isColor?this.copy(s):typeof s=="number"?this.setHex(s):typeof s=="string"&&this.setStyle(s)}else this.setRGB(t,e,n);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=Xe){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(t&255)/255,Yt.toWorkingColorSpace(this,e),this}setRGB(t,e,n,s=Yt.workingColorSpace){return this.r=t,this.g=e,this.b=n,Yt.toWorkingColorSpace(this,s),this}setHSL(t,e,n,s=Yt.workingColorSpace){if(t=oo(t,1),e=xe(e,0,1),n=xe(n,0,1),e===0)this.r=this.g=this.b=n;else{let r=n<=.5?n*(1+e):n+e-n*e,a=2*n-r;this.r=Lr(a,r,t+1/3),this.g=Lr(a,r,t),this.b=Lr(a,r,t-1/3)}return Yt.toWorkingColorSpace(this,s),this}setStyle(t,e=Xe){function n(r){r!==void 0&&parseFloat(r)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let s;if(s=/^(\w+)\(([^\)]*)\)/.exec(t)){let r,a=s[1],o=s[2];switch(a){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(s=/^\#([A-Fa-f\d]+)$/.exec(t)){let r=s[1],a=r.length;if(a===3)return this.setRGB(parseInt(r.charAt(0),16)/15,parseInt(r.charAt(1),16)/15,parseInt(r.charAt(2),16)/15,e);if(a===6)return this.setHex(parseInt(r,16),e);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=Xe){let n=Qc[t.toLowerCase()];return n!==void 0?this.setHex(n,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=gi(t.r),this.g=gi(t.g),this.b=gi(t.b),this}copyLinearToSRGB(t){return this.r=vr(t.r),this.g=vr(t.g),this.b=vr(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=Xe){return Yt.fromWorkingColorSpace(_e.copy(this),t),Math.round(xe(_e.r*255,0,255))*65536+Math.round(xe(_e.g*255,0,255))*256+Math.round(xe(_e.b*255,0,255))}getHexString(t=Xe){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Yt.workingColorSpace){Yt.fromWorkingColorSpace(_e.copy(this),e);let n=_e.r,s=_e.g,r=_e.b,a=Math.max(n,s,r),o=Math.min(n,s,r),c,l,h=(o+a)/2;if(o===a)c=0,l=0;else{let p=a-o;switch(l=h<=.5?p/(a+o):p/(2-a-o),a){case n:c=(s-r)/p+(s<r?6:0);break;case s:c=(r-n)/p+2;break;case r:c=(n-s)/p+4;break}c/=6}return t.h=c,t.s=l,t.l=h,t}getRGB(t,e=Yt.workingColorSpace){return Yt.fromWorkingColorSpace(_e.copy(this),e),t.r=_e.r,t.g=_e.g,t.b=_e.b,t}getStyle(t=Xe){Yt.fromWorkingColorSpace(_e.copy(this),t);let e=_e.r,n=_e.g,s=_e.b;return t!==Xe?`color(${t} ${e.toFixed(3)} ${n.toFixed(3)} ${s.toFixed(3)})`:`rgb(${Math.round(e*255)},${Math.round(n*255)},${Math.round(s*255)})`}offsetHSL(t,e,n){return this.getHSL(gn),this.setHSL(gn.h+t,gn.s+e,gn.l+n)}add(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this}addColors(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this}addScalar(t){return this.r+=t,this.g+=t,this.b+=t,this}sub(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this}multiply(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this}multiplyScalar(t){return this.r*=t,this.g*=t,this.b*=t,this}lerp(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this}lerpColors(t,e,n){return this.r=t.r+(e.r-t.r)*n,this.g=t.g+(e.g-t.g)*n,this.b=t.b+(e.b-t.b)*n,this}lerpHSL(t,e){this.getHSL(gn),t.getHSL(as);let n=zi(gn.h,as.h,e),s=zi(gn.s,as.s,e),r=zi(gn.l,as.l,e);return this.setHSL(n,s,r),this}setFromVector3(t){return this.r=t.x,this.g=t.y,this.b=t.z,this}applyMatrix3(t){let e=this.r,n=this.g,s=this.b,r=t.elements;return this.r=r[0]*e+r[3]*n+r[6]*s,this.g=r[1]*e+r[4]*n+r[7]*s,this.b=r[2]*e+r[5]*n+r[8]*s,this}equals(t){return t.r===this.r&&t.g===this.g&&t.b===this.b}fromArray(t,e=0){return this.r=t[e],this.g=t[e+1],this.b=t[e+2],this}toArray(t=[],e=0){return t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t}fromBufferAttribute(t,e){return this.r=t.getX(e),this.g=t.getY(e),this.b=t.getZ(e),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}},_e=new Ot;Ot.NAMES=Qc;var Gh=0,Sn=class extends qe{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:Gh++}),this.uuid=Ai(),this.name="",this.type="Material",this.blending=pi,this.side=Mn,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=Xr,this.blendDst=Yr,this.blendEquation=Ln,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Ot(0,0,0),this.blendAlpha=0,this.depthFunc=Cs,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Bo,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=qn,this.stencilZFail=qn,this.stencilZPass=qn,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(t){this._alphaTest>0!=t>0&&this.version++,this._alphaTest=t}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(t!==void 0)for(let e in t){let n=t[e];if(n===void 0){console.warn(`THREE.Material: parameter '${e}' has value of undefined.`);continue}let s=this[e];if(s===void 0){console.warn(`THREE.Material: '${e}' is not a property of THREE.${this.type}.`);continue}s&&s.isColor?s.set(n):s&&s.isVector3&&n&&n.isVector3?s.copy(n):this[e]=n}}toJSON(t){let e=t===void 0||typeof t=="string";e&&(t={textures:{},images:{}});let n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(n.shininess=this.shininess),this.clearcoat!==void 0&&(n.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).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(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).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(t).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).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(t).uuid),this.transmission!==void 0&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(t).uuid),this.thickness!==void 0&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(t).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!==pi&&(n.blending=this.blending),this.side!==Mn&&(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!==Xr&&(n.blendSrc=this.blendSrc),this.blendDst!==Yr&&(n.blendDst=this.blendDst),this.blendEquation!==Ln&&(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!==Cs&&(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!==Bo&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==qn&&(n.stencilFail=this.stencilFail),this.stencilZFail!==qn&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==qn&&(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 s(r){let a=[];for(let o in r){let c=r[o];delete c.metadata,a.push(c)}return a}if(e){let r=s(t.textures),a=s(t.images);r.length>0&&(n.textures=r),a.length>0&&(n.images=a)}return n}clone(){return new this.constructor().copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;let e=t.clippingPlanes,n=null;if(e!==null){let s=e.length;n=new Array(s);for(let r=0;r!==s;++r)n[r]=e[r].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){t===!0&&this.version++}onBuild(){console.warn("Material: onBuild() has been removed.")}onBeforeRender(){console.warn("Material: onBeforeRender() has been removed.")}},Bs=class extends Sn{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Ot(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 Bn,this.combine=Bc,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}};var ce=new I,os=new Tt,Ne=class{constructor(t,e,n=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=t,this.itemSize=e,this.count=t!==void 0?t.length/e:0,this.normalized=n,this.usage=zo,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=sn,this.version=0}onUploadCallback(){}set needsUpdate(t){t===!0&&this.version++}get updateRange(){return ki("THREE.BufferAttribute: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,n){t*=this.itemSize,n*=e.itemSize;for(let s=0,r=this.itemSize;s<r;s++)this.array[t+s]=e.array[n+s];return this}copyArray(t){return this.array.set(t),this}applyMatrix3(t){if(this.itemSize===2)for(let e=0,n=this.count;e<n;e++)os.fromBufferAttribute(this,e),os.applyMatrix3(t),this.setXY(e,os.x,os.y);else if(this.itemSize===3)for(let e=0,n=this.count;e<n;e++)ce.fromBufferAttribute(this,e),ce.applyMatrix3(t),this.setXYZ(e,ce.x,ce.y,ce.z);return this}applyMatrix4(t){for(let e=0,n=this.count;e<n;e++)ce.fromBufferAttribute(this,e),ce.applyMatrix4(t),this.setXYZ(e,ce.x,ce.y,ce.z);return this}applyNormalMatrix(t){for(let e=0,n=this.count;e<n;e++)ce.fromBufferAttribute(this,e),ce.applyNormalMatrix(t),this.setXYZ(e,ce.x,ce.y,ce.z);return this}transformDirection(t){for(let e=0,n=this.count;e<n;e++)ce.fromBufferAttribute(this,e),ce.transformDirection(t),this.setXYZ(e,ce.x,ce.y,ce.z);return this}set(t,e=0){return this.array.set(t,e),this}getComponent(t,e){let n=this.array[t*this.itemSize+e];return this.normalized&&(n=hi(n,this.array)),n}setComponent(t,e,n){return this.normalized&&(n=ye(n,this.array)),this.array[t*this.itemSize+e]=n,this}getX(t){let e=this.array[t*this.itemSize];return this.normalized&&(e=hi(e,this.array)),e}setX(t,e){return this.normalized&&(e=ye(e,this.array)),this.array[t*this.itemSize]=e,this}getY(t){let e=this.array[t*this.itemSize+1];return this.normalized&&(e=hi(e,this.array)),e}setY(t,e){return this.normalized&&(e=ye(e,this.array)),this.array[t*this.itemSize+1]=e,this}getZ(t){let e=this.array[t*this.itemSize+2];return this.normalized&&(e=hi(e,this.array)),e}setZ(t,e){return this.normalized&&(e=ye(e,this.array)),this.array[t*this.itemSize+2]=e,this}getW(t){let e=this.array[t*this.itemSize+3];return this.normalized&&(e=hi(e,this.array)),e}setW(t,e){return this.normalized&&(e=ye(e,this.array)),this.array[t*this.itemSize+3]=e,this}setXY(t,e,n){return t*=this.itemSize,this.normalized&&(e=ye(e,this.array),n=ye(n,this.array)),this.array[t+0]=e,this.array[t+1]=n,this}setXYZ(t,e,n,s){return t*=this.itemSize,this.normalized&&(e=ye(e,this.array),n=ye(n,this.array),s=ye(s,this.array)),this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=s,this}setXYZW(t,e,n,s,r){return t*=this.itemSize,this.normalized&&(e=ye(e,this.array),n=ye(n,this.array),s=ye(s,this.array),r=ye(r,this.array)),this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=s,this.array[t+3]=r,this}onUpload(t){return this.onUploadCallback=t,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){let t={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return this.name!==""&&(t.name=this.name),this.usage!==zo&&(t.usage=this.usage),t}};var zs=class extends Ne{constructor(t,e,n){super(new Uint16Array(t),e,n)}};var ks=class extends Ne{constructor(t,e,n){super(new Uint32Array(t),e,n)}};var Pe=class extends Ne{constructor(t,e,n){super(new Float32Array(t),e,n)}},Wh=0,Le=new ee,Dr=new Ze,ii=new I,Ce=new Fn,Ui=new Fn,fe=new I,cn=class i extends qe{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Wh++}),this.uuid=Ai(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(jc(t)?ks:zs)(t,1):this.index=t,this}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return this.attributes[t]!==void 0}addGroup(t,e,n=0){this.groups.push({start:t,count:e,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){let e=this.attributes.position;e!==void 0&&(e.applyMatrix4(t),e.needsUpdate=!0);let n=this.attributes.normal;if(n!==void 0){let r=new Ut().getNormalMatrix(t);n.applyNormalMatrix(r),n.needsUpdate=!0}let s=this.attributes.tangent;return s!==void 0&&(s.transformDirection(t),s.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(t){return Le.makeRotationFromQuaternion(t),this.applyMatrix4(Le),this}rotateX(t){return Le.makeRotationX(t),this.applyMatrix4(Le),this}rotateY(t){return Le.makeRotationY(t),this.applyMatrix4(Le),this}rotateZ(t){return Le.makeRotationZ(t),this.applyMatrix4(Le),this}translate(t,e,n){return Le.makeTranslation(t,e,n),this.applyMatrix4(Le),this}scale(t,e,n){return Le.makeScale(t,e,n),this.applyMatrix4(Le),this}lookAt(t){return Dr.lookAt(t),Dr.updateMatrix(),this.applyMatrix4(Dr.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(ii).negate(),this.translate(ii.x,ii.y,ii.z),this}setFromPoints(t){let e=[];for(let n=0,s=t.length;n<s;n++){let r=t[n];e.push(r.x,r.y,r.z||0)}return this.setAttribute("position",new Pe(e,3)),this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new Fn);let t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new I(-1/0,-1/0,-1/0),new I(1/0,1/0,1/0));return}if(t!==void 0){if(this.boundingBox.setFromBufferAttribute(t),e)for(let n=0,s=e.length;n<s;n++){let r=e[n];Ce.setFromBufferAttribute(r),this.morphTargetsRelative?(fe.addVectors(this.boundingBox.min,Ce.min),this.boundingBox.expandByPoint(fe),fe.addVectors(this.boundingBox.max,Ce.max),this.boundingBox.expandByPoint(fe)):(this.boundingBox.expandByPoint(Ce.min),this.boundingBox.expandByPoint(Ce.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 Si);let t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new I,1/0);return}if(t){let n=this.boundingSphere.center;if(Ce.setFromBufferAttribute(t),e)for(let r=0,a=e.length;r<a;r++){let o=e[r];Ui.setFromBufferAttribute(o),this.morphTargetsRelative?(fe.addVectors(Ce.min,Ui.min),Ce.expandByPoint(fe),fe.addVectors(Ce.max,Ui.max),Ce.expandByPoint(fe)):(Ce.expandByPoint(Ui.min),Ce.expandByPoint(Ui.max))}Ce.getCenter(n);let s=0;for(let r=0,a=t.count;r<a;r++)fe.fromBufferAttribute(t,r),s=Math.max(s,n.distanceToSquared(fe));if(e)for(let r=0,a=e.length;r<a;r++){let o=e[r],c=this.morphTargetsRelative;for(let l=0,h=o.count;l<h;l++)fe.fromBufferAttribute(o,l),c&&(ii.fromBufferAttribute(t,l),fe.add(ii)),s=Math.max(s,n.distanceToSquared(fe))}this.boundingSphere.radius=Math.sqrt(s),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){let t=this.index,e=this.attributes;if(t===null||e.position===void 0||e.normal===void 0||e.uv===void 0){console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}let n=e.position,s=e.normal,r=e.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new Ne(new Float32Array(4*n.count),4));let a=this.getAttribute("tangent"),o=[],c=[];for(let F=0;F<n.count;F++)o[F]=new I,c[F]=new I;let l=new I,h=new I,p=new I,d=new Tt,m=new Tt,_=new Tt,v=new I,f=new I;function u(F,b,M){l.fromBufferAttribute(n,F),h.fromBufferAttribute(n,b),p.fromBufferAttribute(n,M),d.fromBufferAttribute(r,F),m.fromBufferAttribute(r,b),_.fromBufferAttribute(r,M),h.sub(l),p.sub(l),m.sub(d),_.sub(d);let P=1/(m.x*_.y-_.x*m.y);isFinite(P)&&(v.copy(h).multiplyScalar(_.y).addScaledVector(p,-m.y).multiplyScalar(P),f.copy(p).multiplyScalar(m.x).addScaledVector(h,-_.x).multiplyScalar(P),o[F].add(v),o[b].add(v),o[M].add(v),c[F].add(f),c[b].add(f),c[M].add(f))}let w=this.groups;w.length===0&&(w=[{start:0,count:t.count}]);for(let F=0,b=w.length;F<b;++F){let M=w[F],P=M.start,W=M.count;for(let V=P,Z=P+W;V<Z;V+=3)u(t.getX(V+0),t.getX(V+1),t.getX(V+2))}let S=new I,T=new I,N=new I,R=new I;function A(F){N.fromBufferAttribute(s,F),R.copy(N);let b=o[F];S.copy(b),S.sub(N.multiplyScalar(N.dot(b))).normalize(),T.crossVectors(R,b);let P=T.dot(c[F])<0?-1:1;a.setXYZW(F,S.x,S.y,S.z,P)}for(let F=0,b=w.length;F<b;++F){let M=w[F],P=M.start,W=M.count;for(let V=P,Z=P+W;V<Z;V+=3)A(t.getX(V+0)),A(t.getX(V+1)),A(t.getX(V+2))}}computeVertexNormals(){let t=this.index,e=this.getAttribute("position");if(e!==void 0){let n=this.getAttribute("normal");if(n===void 0)n=new Ne(new Float32Array(e.count*3),3),this.setAttribute("normal",n);else for(let d=0,m=n.count;d<m;d++)n.setXYZ(d,0,0,0);let s=new I,r=new I,a=new I,o=new I,c=new I,l=new I,h=new I,p=new I;if(t)for(let d=0,m=t.count;d<m;d+=3){let _=t.getX(d+0),v=t.getX(d+1),f=t.getX(d+2);s.fromBufferAttribute(e,_),r.fromBufferAttribute(e,v),a.fromBufferAttribute(e,f),h.subVectors(a,r),p.subVectors(s,r),h.cross(p),o.fromBufferAttribute(n,_),c.fromBufferAttribute(n,v),l.fromBufferAttribute(n,f),o.add(h),c.add(h),l.add(h),n.setXYZ(_,o.x,o.y,o.z),n.setXYZ(v,c.x,c.y,c.z),n.setXYZ(f,l.x,l.y,l.z)}else for(let d=0,m=e.count;d<m;d+=3)s.fromBufferAttribute(e,d+0),r.fromBufferAttribute(e,d+1),a.fromBufferAttribute(e,d+2),h.subVectors(a,r),p.subVectors(s,r),h.cross(p),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(){let t=this.attributes.normal;for(let e=0,n=t.count;e<n;e++)fe.fromBufferAttribute(t,e),fe.normalize(),t.setXYZ(e,fe.x,fe.y,fe.z)}toNonIndexed(){function t(o,c){let l=o.array,h=o.itemSize,p=o.normalized,d=new l.constructor(c.length*h),m=0,_=0;for(let v=0,f=c.length;v<f;v++){o.isInterleavedBufferAttribute?m=c[v]*o.data.stride+o.offset:m=c[v]*h;for(let u=0;u<h;u++)d[_++]=l[m++]}return new Ne(d,h,p)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;let e=new i,n=this.index.array,s=this.attributes;for(let o in s){let c=s[o],l=t(c,n);e.setAttribute(o,l)}let r=this.morphAttributes;for(let o in r){let c=[],l=r[o];for(let h=0,p=l.length;h<p;h++){let d=l[h],m=t(d,n);c.push(m)}e.morphAttributes[o]=c}e.morphTargetsRelative=this.morphTargetsRelative;let a=this.groups;for(let o=0,c=a.length;o<c;o++){let l=a[o];e.addGroup(l.start,l.count,l.materialIndex)}return e}toJSON(){let t={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,this.name!==""&&(t.name=this.name),Object.keys(this.userData).length>0&&(t.userData=this.userData),this.parameters!==void 0){let c=this.parameters;for(let l in c)c[l]!==void 0&&(t[l]=c[l]);return t}t.data={attributes:{}};let e=this.index;e!==null&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});let n=this.attributes;for(let c in n){let l=n[c];t.data.attributes[c]=l.toJSON(t.data)}let s={},r=!1;for(let c in this.morphAttributes){let l=this.morphAttributes[c],h=[];for(let p=0,d=l.length;p<d;p++){let m=l[p];h.push(m.toJSON(t.data))}h.length>0&&(s[c]=h,r=!0)}r&&(t.data.morphAttributes=s,t.data.morphTargetsRelative=this.morphTargetsRelative);let a=this.groups;a.length>0&&(t.data.groups=JSON.parse(JSON.stringify(a)));let o=this.boundingSphere;return o!==null&&(t.data.boundingSphere={center:o.center.toArray(),radius:o.radius}),t}clone(){return new this.constructor().copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;let e={};this.name=t.name;let n=t.index;n!==null&&this.setIndex(n.clone(e));let s=t.attributes;for(let l in s){let h=s[l];this.setAttribute(l,h.clone(e))}let r=t.morphAttributes;for(let l in r){let h=[],p=r[l];for(let d=0,m=p.length;d<m;d++)h.push(p[d].clone(e));this.morphAttributes[l]=h}this.morphTargetsRelative=t.morphTargetsRelative;let a=t.groups;for(let l=0,h=a.length;l<h;l++){let p=a[l];this.addGroup(p.start,p.count,p.materialIndex)}let o=t.boundingBox;o!==null&&(this.boundingBox=o.clone());let c=t.boundingSphere;return c!==null&&(this.boundingSphere=c.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}},tc=new ee,An=new bi,cs=new Si,ec=new I,si=new I,ri=new I,ai=new I,Ur=new I,ls=new I,hs=new Tt,us=new Tt,ds=new Tt,nc=new I,ic=new I,sc=new I,fs=new I,ps=new I,Re=class extends Ze{constructor(t=new cn,e=new Bs){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),t.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),t.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){let e=this.geometry.morphAttributes,n=Object.keys(e);if(n.length>0){let s=e[n[0]];if(s!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let r=0,a=s.length;r<a;r++){let o=s[r].name||String(r);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=r}}}}getVertexPosition(t,e){let n=this.geometry,s=n.attributes.position,r=n.morphAttributes.position,a=n.morphTargetsRelative;e.fromBufferAttribute(s,t);let o=this.morphTargetInfluences;if(r&&o){ls.set(0,0,0);for(let c=0,l=r.length;c<l;c++){let h=o[c],p=r[c];h!==0&&(Ur.fromBufferAttribute(p,t),a?ls.addScaledVector(Ur,h):ls.addScaledVector(Ur.sub(e),h))}e.add(ls)}return e}raycast(t,e){let n=this.geometry,s=this.material,r=this.matrixWorld;s!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),cs.copy(n.boundingSphere),cs.applyMatrix4(r),An.copy(t.ray).recast(t.near),!(cs.containsPoint(An.origin)===!1&&(An.intersectSphere(cs,ec)===null||An.origin.distanceToSquared(ec)>(t.far-t.near)**2))&&(tc.copy(r).invert(),An.copy(t.ray).applyMatrix4(tc),!(n.boundingBox!==null&&An.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(t,e,An)))}_computeIntersections(t,e,n){let s,r=this.geometry,a=this.material,o=r.index,c=r.attributes.position,l=r.attributes.uv,h=r.attributes.uv1,p=r.attributes.normal,d=r.groups,m=r.drawRange;if(o!==null)if(Array.isArray(a))for(let _=0,v=d.length;_<v;_++){let f=d[_],u=a[f.materialIndex],w=Math.max(f.start,m.start),S=Math.min(o.count,Math.min(f.start+f.count,m.start+m.count));for(let T=w,N=S;T<N;T+=3){let R=o.getX(T),A=o.getX(T+1),F=o.getX(T+2);s=ms(this,u,t,n,l,h,p,R,A,F),s&&(s.faceIndex=Math.floor(T/3),s.face.materialIndex=f.materialIndex,e.push(s))}}else{let _=Math.max(0,m.start),v=Math.min(o.count,m.start+m.count);for(let f=_,u=v;f<u;f+=3){let w=o.getX(f),S=o.getX(f+1),T=o.getX(f+2);s=ms(this,a,t,n,l,h,p,w,S,T),s&&(s.faceIndex=Math.floor(f/3),e.push(s))}}else if(c!==void 0)if(Array.isArray(a))for(let _=0,v=d.length;_<v;_++){let f=d[_],u=a[f.materialIndex],w=Math.max(f.start,m.start),S=Math.min(c.count,Math.min(f.start+f.count,m.start+m.count));for(let T=w,N=S;T<N;T+=3){let R=T,A=T+1,F=T+2;s=ms(this,u,t,n,l,h,p,R,A,F),s&&(s.faceIndex=Math.floor(T/3),s.face.materialIndex=f.materialIndex,e.push(s))}}else{let _=Math.max(0,m.start),v=Math.min(c.count,m.start+m.count);for(let f=_,u=v;f<u;f+=3){let w=f,S=f+1,T=f+2;s=ms(this,a,t,n,l,h,p,w,S,T),s&&(s.faceIndex=Math.floor(f/3),e.push(s))}}}};function Xh(i,t,e,n,s,r,a,o){let c;if(t.side===be?c=n.intersectTriangle(a,r,s,!0,o):c=n.intersectTriangle(s,r,a,t.side===Mn,o),c===null)return null;ps.copy(o),ps.applyMatrix4(i.matrixWorld);let l=e.ray.origin.distanceTo(ps);return l<e.near||l>e.far?null:{distance:l,point:ps.clone(),object:i}}function ms(i,t,e,n,s,r,a,o,c,l){i.getVertexPosition(o,si),i.getVertexPosition(c,ri),i.getVertexPosition(l,ai);let h=Xh(i,t,e,n,si,ri,ai,fs);if(h){s&&(hs.fromBufferAttribute(s,o),us.fromBufferAttribute(s,c),ds.fromBufferAttribute(s,l),h.uv=ui.getInterpolation(fs,si,ri,ai,hs,us,ds,new Tt)),r&&(hs.fromBufferAttribute(r,o),us.fromBufferAttribute(r,c),ds.fromBufferAttribute(r,l),h.uv1=ui.getInterpolation(fs,si,ri,ai,hs,us,ds,new Tt)),a&&(nc.fromBufferAttribute(a,o),ic.fromBufferAttribute(a,c),sc.fromBufferAttribute(a,l),h.normal=ui.getInterpolation(fs,si,ri,ai,nc,ic,sc,new I),h.normal.dot(n.direction)>0&&h.normal.multiplyScalar(-1));let p={a:o,b:c,c:l,normal:new I,materialIndex:0};ui.getNormal(si,ri,ai,p.normal),h.face=p}return h}var Wi=class i extends cn{constructor(t=1,e=1,n=1,s=1,r=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:s,heightSegments:r,depthSegments:a};let o=this;s=Math.floor(s),r=Math.floor(r),a=Math.floor(a);let c=[],l=[],h=[],p=[],d=0,m=0;_("z","y","x",-1,-1,n,e,t,a,r,0),_("z","y","x",1,-1,n,e,-t,a,r,1),_("x","z","y",1,1,t,n,e,s,a,2),_("x","z","y",1,-1,t,n,-e,s,a,3),_("x","y","z",1,-1,t,e,n,s,r,4),_("x","y","z",-1,-1,t,e,-n,s,r,5),this.setIndex(c),this.setAttribute("position",new Pe(l,3)),this.setAttribute("normal",new Pe(h,3)),this.setAttribute("uv",new Pe(p,2));function _(v,f,u,w,S,T,N,R,A,F,b){let M=T/A,P=N/F,W=T/2,V=N/2,Z=R/2,q=A+1,X=F+1,J=0,G=0,rt=new I;for(let lt=0;lt<X;lt++){let pt=lt*P-V;for(let Ft=0;Ft<q;Ft++){let Vt=Ft*M-W;rt[v]=Vt*w,rt[f]=pt*S,rt[u]=Z,l.push(rt.x,rt.y,rt.z),rt[v]=0,rt[f]=0,rt[u]=R>0?1:-1,h.push(rt.x,rt.y,rt.z),p.push(Ft/A),p.push(1-lt/F),J+=1}}for(let lt=0;lt<F;lt++)for(let pt=0;pt<A;pt++){let Ft=d+pt+q*lt,Vt=d+pt+q*(lt+1),Y=d+(pt+1)+q*(lt+1),tt=d+(pt+1)+q*lt;c.push(Ft,Vt,tt),c.push(Vt,Y,tt),G+=6}o.addGroup(m,G,b),m+=G,d+=J}}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new i(t.width,t.height,t.depth,t.widthSegments,t.heightSegments,t.depthSegments)}};function Ei(i){let t={};for(let e in i){t[e]={};for(let n in i[e]){let s=i[e][n];s&&(s.isColor||s.isMatrix3||s.isMatrix4||s.isVector2||s.isVector3||s.isVector4||s.isTexture||s.isQuaternion)?s.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),t[e][n]=null):t[e][n]=s.clone():Array.isArray(s)?t[e][n]=s.slice():t[e][n]=s}}return t}function Me(i){let t={};for(let e=0;e<i.length;e++){let n=Ei(i[e]);for(let s in n)t[s]=n[s]}return t}function Yh(i){let t=[];for(let e=0;e<i.length;e++)t.push(i[e].clone());return t}function tl(i){let t=i.getRenderTarget();return t===null?i.outputColorSpace:t.isXRRenderTarget===!0?t.texture.colorSpace:Yt.workingColorSpace}var qh={clone:Ei,merge:Me},Zh=`void main() {
2	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
3}`,Jh=`void main() {
4	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
5}`,Je=class extends Sn{constructor(t){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=Zh,this.fragmentShader=Jh,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,t!==void 0&&this.setValues(t)}copy(t){return super.copy(t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=Ei(t.uniforms),this.uniformsGroups=Yh(t.uniformsGroups),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.fog=t.fog,this.lights=t.lights,this.clipping=t.clipping,this.extensions=Object.assign({},t.extensions),this.glslVersion=t.glslVersion,this}toJSON(t){let e=super.toJSON(t);e.glslVersion=this.glslVersion,e.uniforms={};for(let s in this.uniforms){let a=this.uniforms[s].value;a&&a.isTexture?e.uniforms[s]={type:"t",value:a.toJSON(t).uuid}:a&&a.isColor?e.uniforms[s]={type:"c",value:a.getHex()}:a&&a.isVector2?e.uniforms[s]={type:"v2",value:a.toArray()}:a&&a.isVector3?e.uniforms[s]={type:"v3",value:a.toArray()}:a&&a.isVector4?e.uniforms[s]={type:"v4",value:a.toArray()}:a&&a.isMatrix3?e.uniforms[s]={type:"m3",value:a.toArray()}:a&&a.isMatrix4?e.uniforms[s]={type:"m4",value:a.toArray()}:e.uniforms[s]={value:a}}Object.keys(this.defines).length>0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;let n={};for(let s in this.extensions)this.extensions[s]===!0&&(n[s]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}},Vs=class extends Ze{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new ee,this.projectionMatrix=new ee,this.projectionMatrixInverse=new ee,this.coordinateSystem=rn}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}},_n=new I,rc=new Tt,ac=new Tt,ve=class extends Vs{constructor(t=50,e=1,n=.1,s=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=s,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=t.view===null?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){let e=.5*this.getFilmHeight()/t;this.fov=Gi*2*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){let t=Math.tan(Bi*.5*this.fov);return .5*this.getFilmHeight()/t}getEffectiveFOV(){return Gi*2*Math.atan(Math.tan(Bi*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,e,n){_n.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(_n.x,_n.y).multiplyScalar(-t/_n.z),_n.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(_n.x,_n.y).multiplyScalar(-t/_n.z)}getViewSize(t,e){return this.getViewBounds(t,rc,ac),e.subVectors(ac,rc)}setViewOffset(t,e,n,s,r,a){this.aspect=t/e,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=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=s,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){let t=this.near,e=t*Math.tan(Bi*.5*this.fov)/this.zoom,n=2*e,s=this.aspect*n,r=-.5*s,a=this.view;if(this.view!==null&&this.view.enabled){let c=a.fullWidth,l=a.fullHeight;r+=a.offsetX*s/c,e-=a.offsetY*n/l,s*=a.width/c,n*=a.height/l}let o=this.filmOffset;o!==0&&(r+=t*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+s,e,e-n,t,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){let e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,this.view!==null&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}},oi=-90,ci=1,Aa=class extends Ze{constructor(t,e,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;let s=new ve(oi,ci,t,e);s.layers=this.layers,this.add(s);let r=new ve(oi,ci,t,e);r.layers=this.layers,this.add(r);let a=new ve(oi,ci,t,e);a.layers=this.layers,this.add(a);let o=new ve(oi,ci,t,e);o.layers=this.layers,this.add(o);let c=new ve(oi,ci,t,e);c.layers=this.layers,this.add(c);let l=new ve(oi,ci,t,e);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){let t=this.coordinateSystem,e=this.children.concat(),[n,s,r,a,o,c]=e;for(let l of e)this.remove(l);if(t===rn)n.up.set(0,1,0),n.lookAt(1,0,0),s.up.set(0,1,0),s.lookAt(-1,0,0),r.up.set(0,0,-1),r.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),c.up.set(0,1,0),c.lookAt(0,0,-1);else if(t===Ds)n.up.set(0,-1,0),n.lookAt(-1,0,0),s.up.set(0,-1,0),s.lookAt(1,0,0),r.up.set(0,0,1),r.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),c.up.set(0,-1,0),c.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);for(let l of e)this.add(l),l.updateMatrixWorld()}update(t,e){this.parent===null&&this.updateMatrixWorld();let{renderTarget:n,activeMipmapLevel:s}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());let[r,a,o,c,l,h]=this.children,p=t.getRenderTarget(),d=t.getActiveCubeFace(),m=t.getActiveMipmapLevel(),_=t.xr.enabled;t.xr.enabled=!1;let v=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0,s),t.render(e,r),t.setRenderTarget(n,1,s),t.render(e,a),t.setRenderTarget(n,2,s),t.render(e,o),t.setRenderTarget(n,3,s),t.render(e,c),t.setRenderTarget(n,4,s),t.render(e,l),n.texture.generateMipmaps=v,t.setRenderTarget(n,5,s),t.render(e,h),t.setRenderTarget(p,d,m),t.xr.enabled=_,n.texture.needsPMREMUpdate=!0}},Hs=class extends Gn{constructor(t,e,n,s,r,a,o,c,l,h){t=t!==void 0?t:[],e=e!==void 0?e:xi,super(t,e,n,s,r,a,o,c,l,h),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}},Ca=class extends on{constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;let n={width:t,height:t,depth:1},s=[n,n,n,n,n,n];this.texture=new Hs(s,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=e.generateMipmaps!==void 0?e.generateMipmaps:!1,this.texture.minFilter=e.minFilter!==void 0?e.minFilter:Ve}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.colorSpace=e.colorSpace,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;let n={uniforms:{tEquirect:{value:null}},vertexShader:`
6
7				varying vec3 vWorldDirection;
8
9				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
10
11					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
12
13				}
14
15				void main() {
16
17					vWorldDirection = transformDirection( position, modelMatrix );
18
19					#include <begin_vertex>
20					#include <project_vertex>
21
22				}
23			`,fragmentShader:`
24
25				uniform sampler2D tEquirect;
26
27				varying vec3 vWorldDirection;
28
29				#include <common>
30
31				void main() {
32
33					vec3 direction = normalize( vWorldDirection );
34
35					vec2 sampleUV = equirectUv( direction );
36
37					gl_FragColor = texture2D( tEquirect, sampleUV );
38
39				}
40			`},s=new Wi(5,5,5),r=new Je({name:"CubemapFromEquirect",uniforms:Ei(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:be,blending:vn});r.uniforms.tEquirect.value=e;let a=new Re(s,r),o=e.minFilter;return e.minFilter===Nn&&(e.minFilter=Ve),new Aa(1,10,this).update(t,a),e.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(t,e,n,s){let r=t.getRenderTarget();for(let a=0;a<6;a++)t.setRenderTarget(this,a),t.clear(e,n,s);t.setRenderTarget(r)}},Nr=new I,Kh=new I,$h=new Ut,ke=class{constructor(t=new I(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,s){return this.normal.set(t,e,n),this.constant=s,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){let s=Nr.subVectors(n,e).cross(Kh.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(s,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){let t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(t).addScaledVector(this.normal,-this.distanceToPoint(t))}intersectLine(t,e){let n=t.delta(Nr),s=this.normal.dot(n);if(s===0)return this.distanceToPoint(t.start)===0?e.copy(t.start):null;let r=-(t.start.dot(this.normal)+this.constant)/s;return r<0||r>1?null:e.copy(t.start).addScaledVector(n,r)}intersectsLine(t){let e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){let n=e||$h.getNormalMatrix(t),s=this.coplanarPoint(Nr).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-s.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return new this.constructor().copy(this)}},Cn=new Si,gs=new I,Xi=class{constructor(t=new ke,e=new ke,n=new ke,s=new ke,r=new ke,a=new ke){this.planes=[t,e,n,s,r,a]}set(t,e,n,s,r,a){let o=this.planes;return o[0].copy(t),o[1].copy(e),o[2].copy(n),o[3].copy(s),o[4].copy(r),o[5].copy(a),this}copy(t){let e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t,e=rn){let n=this.planes,s=t.elements,r=s[0],a=s[1],o=s[2],c=s[3],l=s[4],h=s[5],p=s[6],d=s[7],m=s[8],_=s[9],v=s[10],f=s[11],u=s[12],w=s[13],S=s[14],T=s[15];if(n[0].setComponents(c-r,d-l,f-m,T-u).normalize(),n[1].setComponents(c+r,d+l,f+m,T+u).normalize(),n[2].setComponents(c+a,d+h,f+_,T+w).normalize(),n[3].setComponents(c-a,d-h,f-_,T-w).normalize(),n[4].setComponents(c-o,d-p,f-v,T-S).normalize(),e===rn)n[5].setComponents(c+o,d+p,f+v,T+S).normalize();else if(e===Ds)n[5].setComponents(o,p,v,S).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);return this}intersectsObject(t){if(t.boundingSphere!==void 0)t.boundingSphere===null&&t.computeBoundingSphere(),Cn.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{let e=t.geometry;e.boundingSphere===null&&e.computeBoundingSphere(),Cn.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(Cn)}intersectsSprite(t){return Cn.center.set(0,0,0),Cn.radius=.7071067811865476,Cn.applyMatrix4(t.matrixWorld),this.intersectsSphere(Cn)}intersectsSphere(t){let e=this.planes,n=t.center,s=-t.radius;for(let r=0;r<6;r++)if(e[r].distanceToPoint(n)<s)return!1;return!0}intersectsBox(t){let e=this.planes;for(let n=0;n<6;n++){let s=e[n];if(gs.x=s.normal.x>0?t.max.x:t.min.x,gs.y=s.normal.y>0?t.max.y:t.min.y,gs.z=s.normal.z>0?t.max.z:t.min.z,s.distanceToPoint(gs)<0)return!1}return!0}containsPoint(t){let e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}};function el(){let i=null,t=!1,e=null,n=null;function s(r,a){e(r,a),n=i.requestAnimationFrame(s)}return{start:function(){t!==!0&&e!==null&&(n=i.requestAnimationFrame(s),t=!0)},stop:function(){i.cancelAnimationFrame(n),t=!1},setAnimationLoop:function(r){e=r},setContext:function(r){i=r}}}function jh(i){let t=new WeakMap;function e(o,c){let l=o.array,h=o.usage,p=l.byteLength,d=i.createBuffer();i.bindBuffer(c,d),i.bufferData(c,l,h),o.onUploadCallback();let m;if(l instanceof Float32Array)m=i.FLOAT;else if(l instanceof Uint16Array)o.isFloat16BufferAttribute?m=i.HALF_FLOAT:m=i.UNSIGNED_SHORT;else if(l instanceof Int16Array)m=i.SHORT;else if(l instanceof Uint32Array)m=i.UNSIGNED_INT;else if(l instanceof Int32Array)m=i.INT;else if(l instanceof Int8Array)m=i.BYTE;else if(l instanceof Uint8Array)m=i.UNSIGNED_BYTE;else if(l instanceof Uint8ClampedArray)m=i.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+l);return{buffer:d,type:m,bytesPerElement:l.BYTES_PER_ELEMENT,version:o.version,size:p}}function n(o,c,l){let h=c.array,p=c._updateRange,d=c.updateRanges;if(i.bindBuffer(l,o),p.count===-1&&d.length===0&&i.bufferSubData(l,0,h),d.length!==0){for(let m=0,_=d.length;m<_;m++){let v=d[m];i.bufferSubData(l,v.start*h.BYTES_PER_ELEMENT,h,v.start,v.count)}c.clearUpdateRanges()}p.count!==-1&&(i.bufferSubData(l,p.offset*h.BYTES_PER_ELEMENT,h,p.offset,p.count),p.count=-1),c.onUploadCallback()}function s(o){return o.isInterleavedBufferAttribute&&(o=o.data),t.get(o)}function r(o){o.isInterleavedBufferAttribute&&(o=o.data);let c=t.get(o);c&&(i.deleteBuffer(c.buffer),t.delete(o))}function a(o,c){if(o.isInterleavedBufferAttribute&&(o=o.data),o.isGLBufferAttribute){let h=t.get(o);(!h||h.version<o.version)&&t.set(o,{buffer:o.buffer,type:o.type,bytesPerElement:o.elementSize,version:o.version});return}let l=t.get(o);if(l===void 0)t.set(o,e(o,c));else if(l.version<o.version){if(l.size!==o.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");n(l.buffer,o,c),l.version=o.version}}return{get:s,remove:r,update:a}}var wi=class i extends cn{constructor(t=1,e=1,n=1,s=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:s};let r=t/2,a=e/2,o=Math.floor(n),c=Math.floor(s),l=o+1,h=c+1,p=t/o,d=e/c,m=[],_=[],v=[],f=[];for(let u=0;u<h;u++){let w=u*d-a;for(let S=0;S<l;S++){let T=S*p-r;_.push(T,-w,0),v.push(0,0,1),f.push(S/o),f.push(1-u/c)}}for(let u=0;u<c;u++)for(let w=0;w<o;w++){let S=w+l*u,T=w+l*(u+1),N=w+1+l*(u+1),R=w+1+l*u;m.push(S,T,R),m.push(T,N,R)}this.setIndex(m),this.setAttribute("position",new Pe(_,3)),this.setAttribute("normal",new Pe(v,3)),this.setAttribute("uv",new Pe(f,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new i(t.width,t.height,t.widthSegments,t.heightSegments)}},Qh=`#ifdef USE_ALPHAHASH
41	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
42#endif`,tu=`#ifdef USE_ALPHAHASH
43	const float ALPHA_HASH_SCALE = 0.05;
44	float hash2D( vec2 value ) {
45		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
46	}
47	float hash3D( vec3 value ) {
48		return hash2D( vec2( hash2D( value.xy ), value.z ) );
49	}
50	float getAlphaHashThreshold( vec3 position ) {
51		float maxDeriv = max(
52			length( dFdx( position.xyz ) ),
53			length( dFdy( position.xyz ) )
54		);
55		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
56		vec2 pixScales = vec2(
57			exp2( floor( log2( pixScale ) ) ),
58			exp2( ceil( log2( pixScale ) ) )
59		);
60		vec2 alpha = vec2(
61			hash3D( floor( pixScales.x * position.xyz ) ),
62			hash3D( floor( pixScales.y * position.xyz ) )
63		);
64		float lerpFactor = fract( log2( pixScale ) );
65		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
66		float a = min( lerpFactor, 1.0 - lerpFactor );
67		vec3 cases = vec3(
68			x * x / ( 2.0 * a * ( 1.0 - a ) ),
69			( x - 0.5 * a ) / ( 1.0 - a ),
70			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
71		);
72		float threshold = ( x < ( 1.0 - a ) )
73			? ( ( x < a ) ? cases.x : cases.y )
74			: cases.z;
75		return clamp( threshold , 1.0e-6, 1.0 );
76	}
77#endif`,eu=`#ifdef USE_ALPHAMAP
78	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
79#endif`,nu=`#ifdef USE_ALPHAMAP
80	uniform sampler2D alphaMap;
81#endif`,iu=`#ifdef USE_ALPHATEST
82	#ifdef ALPHA_TO_COVERAGE
83	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
84	if ( diffuseColor.a == 0.0 ) discard;
85	#else
86	if ( diffuseColor.a < alphaTest ) discard;
87	#endif
88#endif`,su=`#ifdef USE_ALPHATEST
89	uniform float alphaTest;
90#endif`,ru=`#ifdef USE_AOMAP
91	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
92	reflectedLight.indirectDiffuse *= ambientOcclusion;
93	#if defined( USE_CLEARCOAT ) 
94		clearcoatSpecularIndirect *= ambientOcclusion;
95	#endif
96	#if defined( USE_SHEEN ) 
97		sheenSpecularIndirect *= ambientOcclusion;
98	#endif
99	#if defined( USE_ENVMAP ) && defined( STANDARD )

952=`struct PhysicalMaterial {
953	vec3 diffuseColor;
954	float roughness;
955	vec3 specularColor;
956	float specularF90;
957	float dispersion;
958	#ifdef USE_CLEARCOAT
959		float clearcoat;
960		float clearcoatRoughness;
961		vec3 clearcoatF0;
962		float clearcoatF90;
963	#endif
964	#ifdef USE_IRIDESCENCE
965		float iridescence;
966		float iridescenceIOR;
967		float iridescenceThickness;
968		vec3 iridescenceFresnel;
969		vec3 iridescenceF0;
970	#endif
971	#ifdef USE_SHEEN
972		vec3 sheenColor;
973		float sheenRoughness;
974	#endif
975	#ifdef IOR
976		float ior;
977	#endif
978	#ifdef USE_TRANSMISSION
979		float transmission;
980		float transmissionAlpha;
981		float thickness;
982		float attenuationDistance;
983		vec3 attenuationColor;
984	#endif
985	#ifdef USE_ANISOTROPY
986		float anisotropy;
987		float alphaT;
988		vec3 anisotropyT;
989		vec3 anisotropyB;
990	#endif
991};
992vec3 clearcoatSpecularDirect = vec3( 0.0 );
993vec3 clearcoatSpecularIndirect = vec3( 0.0 );
994vec3 sheenSpecularDirect = vec3( 0.0 );
995vec3 sheenSpecularIndirect = vec3(0.0 );
996vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
997    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
998    float x2 = x * x;
999    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
1000    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
1001}
1002float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
1003	float a2 = pow2( alpha );
1004	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
1005	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
1006	return 0.5 / max( gv + gl, EPSILON );
1007}
1008float D_GGX( const in float alpha, const in float dotNH ) {
1009	float a2 = pow2( alpha );
1010	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
1011	return RECIPROCAL_PI * a2 / pow2( denom );
1012}
1013#ifdef USE_ANISOTROPY
1014	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 ) {
1015		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
1016		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
1017		float v = 0.5 / ( gv + gl );
1018		return saturate(v);
1019	}
1020	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
1021		float a2 = alphaT * alphaB;
1022		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
1023		highp float v2 = dot( v, v );
1024		float w2 = a2 / v2;
1025		return RECIPROCAL_PI * a2 * pow2 ( w2 );
1026	}
1027#endif
1028#ifdef USE_CLEARCOAT
1029	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
1030		vec3 f0 = material.clearcoatF0;
1031		float f90 = material.clearcoatF90;
1032		float roughness = material.clearcoatRoughness;
1033		float alpha = pow2( roughness );
1034		vec3 halfDir = normalize( lightDir + viewDir );
1035		float dotNL = saturate( dot( normal, lightDir ) );
1036		float dotNV = saturate( dot( normal, viewDir ) );
1037		float dotNH = saturate( dot( normal, halfDir ) );
1038		float dotVH = saturate( dot( viewDir, halfDir ) );
1039		vec3 F = F_Schlick( f0, f90, dotVH );
1040		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1041		float D = D_GGX( alpha, dotNH );
1042		return F * ( V * D );
1043	}
1044#endif
1045vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
1046	vec3 f0 = material.specularColor;
1047	float f90 = material.specularF90;
1048	float roughness = material.roughness;
1049	float alpha = pow2( roughness );
1050	vec3 halfDir = normalize( lightDir + viewDir );
1051	float dotNL = saturate( dot( normal, lightDir ) );
1052	float dotNV = saturate( dot( normal, viewDir ) );
1053	float dotNH = saturate( dot( normal, halfDir ) );
1054	float dotVH = saturate( dot( viewDir, halfDir ) );
1055	vec3 F = F_Schlick( f0, f90, dotVH );
1056	#ifdef USE_IRIDESCENCE
1057		F = mix( F, material.iridescenceFresnel, material.iridescence );
1058	#endif
1059	#ifdef USE_ANISOTROPY
1060		float dotTL = dot( material.anisotropyT, lightDir );
1061		float dotTV = dot( material.anisotropyT, viewDir );
1062		float dotTH = dot( material.anisotropyT, halfDir );
1063		float dotBL = dot( material.anisotropyB, lightDir );
1064		float dotBV = dot( material.anisotropyB, viewDir );
1065		float dotBH = dot( material.anisotropyB, halfDir );
1066		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
1067		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
1068	#else
1069		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
1070		float D = D_GGX( alpha, dotNH );
1071	#endif
1072	return F * ( V * D );
1073}
1074vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
1075	const float LUT_SIZE = 64.0;
1076	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
1077	const float LUT_BIAS = 0.5 / LUT_SIZE;
1078	float dotNV = saturate( dot( N, V ) );
1079	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
1080	uv = uv * LUT_SCALE + LUT_BIAS;
1081	return uv;
1082}
1083float LTC_ClippedSphereFormFactor( const in vec3 f ) {
1084	float l = length( f );
1085	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
1086}
1087vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
1088	float x = dot( v1, v2 );
1089	float y = abs( x );
1090	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
1091	float b = 3.4175940 + ( 4.1616724 + y ) * y;
1092	float v = a / b;
1093	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
1094	return cross( v1, v2 ) * theta_sintheta;
1095}
1096vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
1097	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
1098	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
1099	vec3 lightNormal = cross( v1, v2 );
1100	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
1101	vec3 T1, T2;
1102	T1 = normalize( V - N * dot( V, N ) );
1103	T2 = - cross( N, T1 );
1104	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );
1105	vec3 coords[ 4 ];
1106	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
1107	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
1108	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
1109	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
1110	coords[ 0 ] = normalize( coords[ 0 ] );
1111	coords[ 1 ] = normalize( coords[ 1 ] );
1112	coords[ 2 ] = normalize( coords[ 2 ] );
1113	coords[ 3 ] = normalize( coords[ 3 ] );
1114	vec3 vectorFormFactor = vec3( 0.0 );
1115	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
1116	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
1117	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
1118	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
1119	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
1120	return vec3( result );
1121}
1122#if defined( USE_SHEEN )
1123float D_Charlie( float roughness, float dotNH ) {
1124	float alpha = pow2( roughness );
1125	float invAlpha = 1.0 / alpha;
1126	float cos2h = dotNH * dotNH;
1127	float sin2h = max( 1.0 - cos2h, 0.0078125 );
1128	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
1129}
1130float V_Neubelt( float dotNV, float dotNL ) {
1131	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
1132}
1133vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
1134	vec3 halfDir = normalize( lightDir + viewDir );
1135	float dotNL = saturate( dot( normal, lightDir ) );
1136	float dotNV = saturate( dot( normal, viewDir ) );
1137	float dotNH = saturate( dot( normal, halfDir ) );
1138	float D = D_Charlie( sheenRoughness, dotNH );
1139	float V = V_Neubelt( dotNV, dotNL );
1140	return sheenColor * ( D * V );
1141}
1142#endif
1143float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1144	float dotNV = saturate( dot( normal, viewDir ) );
1145	float r2 = roughness * roughness;
1146	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
1147	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
1148	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
1149	return saturate( DG * RECIPROCAL_PI );
1150}
1151vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
1152	float dotNV = saturate( dot( normal, viewDir ) );
1153	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );
1154	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );
1155	vec4 r = roughness * c0 + c1;
1156	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;
1157	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;
1158	return fab;
1159}
1160vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
1161	vec2 fab = DFGApprox( normal, viewDir, roughness );
1162	return specularColor * fab.x + specularF90 * fab.y;
1163}
1164#ifdef USE_IRIDESCENCE
1165void 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 ) {
1166#else
1167void 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 ) {
1168#endif
1169	vec2 fab = DFGApprox( normal, viewDir, roughness );
1170	#ifdef USE_IRIDESCENCE
1171		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
1172	#else
1173		vec3 Fr = specularColor;
1174	#endif
1175	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
1176	float Ess = fab.x + fab.y;
1177	float Ems = 1.0 - Ess;
1178	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
1179	singleScatter += FssEss;
1180	multiScatter += Fms * Ems;
1181}
1182#if NUM_RECT_AREA_LIGHTS > 0
1183	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 ) {
1184		vec3 normal = geometryNormal;
1185		vec3 viewDir = geometryViewDir;
1186		vec3 position = geometryPosition;
1187		vec3 lightPos = rectAreaLight.position;
1188		vec3 halfWidth = rectAreaLight.halfWidth;
1189		vec3 halfHeight = rectAreaLight.halfHeight;
1190		vec3 lightColor = rectAreaLight.color;
1191		float roughness = material.roughness;
1192		vec3 rectCoords[ 4 ];
1193		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
1194		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
1195		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
1196		vec2 uv = LTC_Uv( normal, viewDir, roughness );
1197		vec4 t1 = texture2D( ltc_1, uv );
1198		vec4 t2 = texture2D( ltc_2, uv );
1199		mat3 mInv = mat3(
1200			vec3( t1.x, 0, t1.y ),
1201			vec3(    0, 1,    0 ),
1202			vec3( t1.z, 0, t1.w )
1203		);
1204		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
1205		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
1206		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
1207	}
1208#endif
1209void 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 ) {
1210	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
1211	vec3 irradiance = dotNL * directLight.color;
1212	#ifdef USE_CLEARCOAT
1213		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
1214		vec3 ccIrradiance = dotNLcc * directLight.color;
1215		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
1216	#endif
1217	#ifdef USE_SHEEN
1218		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
1219	#endif
1220	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );
1221	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
1222}
1223void 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 ) {
1224	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
1225}
1226void 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) {
1227	#ifdef USE_CLEARCOAT
1228		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
1229	#endif
1230	#ifdef USE_SHEEN
1231		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
1232	#endif
1233	vec3 singleScattering = vec3( 0.0 );
1234	vec3 multiScattering = vec3( 0.0 );
1235	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
1236	#ifdef USE_IRIDESCENCE
1237		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
1238	#else
1239		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
1240	#endif
1241	vec3 totalScattering = singleScattering + multiScattering;
1242	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
1243	reflectedLight.indirectSpecular += radiance * singleScattering;
1244	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
1245	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
1246}
1247#define RE_Direct				RE_Direct_Physical
1248#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
1249#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
1250#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
1251float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
1252	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
1253}`,

1698`#if NUM_SPOT_LIGHT_COORDS > 0
1699	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
1700#endif
1701#if NUM_SPOT_LIGHT_MAPS > 0
1702	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
1703#endif
1704#ifdef USE_SHADOWMAP
1705	#if NUM_DIR_LIGHT_SHADOWS > 0
1706		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
1707		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
1708		struct DirectionalLightShadow {
1709			float shadowIntensity;
1710			float shadowBias;
1711			float shadowNormalBias;
1712			float shadowRadius;
1713			vec2 shadowMapSize;
1714		};
1715		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
1716	#endif
1717	#if NUM_SPOT_LIGHT_SHADOWS > 0
1718		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
1719		struct SpotLightShadow {
1720			float shadowIntensity;
1721			float shadowBias;
1722			float shadowNormalBias;
1723			float shadowRadius;
1724			vec2 shadowMapSize;
1725		};
1726		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
1727	#endif
1728	#if NUM_POINT_LIGHT_SHADOWS > 0
1729		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
1730		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
1731		struct PointLightShadow {
1732			float shadowIntensity;
1733			float shadowBias;
1734			float shadowNormalBias;
1735			float shadowRadius;
1736			vec2 shadowMapSize;
1737			float shadowCameraNear;
1738			float shadowCameraFar;
1739		};
1740		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
1741	#endif
1742	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
1743		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );
1744	}
1745	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
1746		return unpackRGBATo2Half( texture2D( shadow, uv ) );
1747	}
1748	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){
1749		float occlusion = 1.0;
1750		vec2 distribution = texture2DDistribution( shadow, uv );
1751		float hard_shadow = step( compare , distribution.x );
1752		if (hard_shadow != 1.0 ) {
1753			float distance = compare - distribution.x ;
1754			float variance = max( 0.00000, distribution.y * distribution.y );
1755			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 );
1756		}
1757		return occlusion;
1758	}
1759	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
1760		float shadow = 1.0;
1761		shadowCoord.xyz /= shadowCoord.w;
1762		shadowCoord.z += shadowBias;
1763		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
1764		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
1765		if ( frustumTest ) {
1766		#if defined( SHADOWMAP_TYPE_PCF )
1767			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
1768			float dx0 = - texelSize.x * shadowRadius;
1769			float dy0 = - texelSize.y * shadowRadius;
1770			float dx1 = + texelSize.x * shadowRadius;
1771			float dy1 = + texelSize.y * shadowRadius;
1772			float dx2 = dx0 / 2.0;
1773			float dy2 = dy0 / 2.0;
1774			float dx3 = dx1 / 2.0;
1775			float dy3 = dy1 / 2.0;
1776			shadow = (
1777				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
1778				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
1779				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
1780				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
1781				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
1782				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
1783				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
1784				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
1785				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
1786				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
1787				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
1788				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
1789				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
1790				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
1791				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
1792				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
1793				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
1794			) * ( 1.0 / 17.0 );
1795		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
1796			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
1797			float dx = texelSize.x;
1798			float dy = texelSize.y;
1799			vec2 uv = shadowCoord.xy;
1800			vec2 f = fract( uv * shadowMapSize + 0.5 );
1801			uv -= f * texelSize;
1802			shadow = (
1803				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
1804				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
1805				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
1806				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
1807				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
1808					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
1809					 f.x ) +
1810				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
1811					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
1812					 f.x ) +
1813				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
1814					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
1815					 f.y ) +
1816				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
1817					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
1818					 f.y ) +
1819				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
1820						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
1821						  f.x ),
1822					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
1823						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
1824						  f.x ),
1825					 f.y )
1826			) * ( 1.0 / 9.0 );
1827		#elif defined( SHADOWMAP_TYPE_VSM )
1828			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
1829		#else
1830			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
1831		#endif
1832		}
1833		return mix( 1.0, shadow, shadowIntensity );
1834	}
1835	vec2 cubeToUV( vec3 v, float texelSizeY ) {
1836		vec3 absV = abs( v );
1837		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
1838		absV *= scaleToCube;
1839		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
1840		vec2 planar = v.xy;
1841		float almostATexel = 1.5 * texelSizeY;
1842		float almostOne = 1.0 - almostATexel;
1843		if ( absV.z >= almostOne ) {
1844			if ( v.z > 0.0 )
1845				planar.x = 4.0 - v.x;
1846		} else if ( absV.x >= almostOne ) {
1847			float signX = sign( v.x );
1848			planar.x = v.z * signX + 2.0 * signX;
1849		} else if ( absV.y >= almostOne ) {
1850			float signY = sign( v.y );
1851			planar.x = v.x + 2.0 * signY + 2.0;
1852			planar.y = v.z * signY - 2.0;
1853		}
1854		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
1855	}
1856	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
1857		float shadow = 1.0;
1858		vec3 lightToPosition = shadowCoord.xyz;
1859		
1860		float lightToPositionLength = length( lightToPosition );
1861		if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {
1862			float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );			dp += shadowBias;
1863			vec3 bd3D = normalize( lightToPosition );
1864			vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
1865			#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
1866				vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
1867				shadow = (
1868					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
1869					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
1870					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
1871					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
1872					texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
1873					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
1874					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
1875					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
1876					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
1877				) * ( 1.0 / 9.0 );
1878			#else
1879				shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
1880			#endif
1881		}
1882		return mix( 1.0, shadow, shadowIntensity );
1883	}
1884#endif`,