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this.x+=e.x*t,this.y+=e.y*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this}subScalar(e){return this.x-=e,this.y-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this}multiply(e){return this.x*=e.x,this.y*=e.y,this}multiplyScalar(e){return this.x*=e,this.y*=e,this}divide(e){return this.x/=e.x,this.y/=e.y,this}divideScalar(e){return this.multiplyScalar(1/e)}applyMatrix3(e){const t=this.x,n=this.y,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6],this.y=r[1]*t+r[4]*n+r[7],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(e){return this.x*e.x+this.y*e.y}cross(e){return this.x*e.y-this.y*e.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(Zn(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y;return t*t+n*n}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){const n=Math.cos(t),r=Math.sin(t),i=this.x-e.x,a=this.y-e.y;return this.x=i*n-a*r+e.x,this.y=i*r+a*n+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class ar{constructor(e,t,n,r,i,a,s,o,l){ar.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==e&&this.set(e,t,n,r,i,a,s,o,l)}set(e,t,n,r,i,a,s,o,l){const c=this.elements;return c[0]=e,c[1]=r,c[2]=s,c[3]=t,c[4]=i,c[5]=o,c[6]=n,c[7]=a,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,r=t.elements,i=this.elements,a=n[0],s=n[3],o=n[6],l=n[1],c=n[4],u=n[7],h=n[2],d=n[5],p=n[8],f=r[0],m=r[3],g=r[6],v=r[1],y=r[4],_=r[7],x=r[2],b=r[5],S=r[8];return i[0]=a*f+s*v+o*x,i[3]=a*m+s*y+o*b,i[6]=a*g+s*_+o*S,i[1]=l*f+c*v+u*x,i[4]=l*m+c*y+u*b,i[7]=l*g+c*_+u*S,i[2]=h*f+d*v+p*x,i[5]=h*m+d*y+p*b,i[8]=h*g+d*_+p*S,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],a=e[4],s=e[5],o=e[6],l=e[7],c=e[8];return t*a*c-t*s*l-n*i*c+n*s*o+r*i*l-r*a*o}invert(){const e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],a=e[4],s=e[5],o=e[6],l=e[7],c=e[8],u=c*a-s*l,h=s*o-c*i,d=l*i-a*o,p=t*u+n*h+r*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const f=1/p;return e[0]=u*f,e[1]=(r*l-c*n)*f,e[2]=(s*n-r*a)*f,e[3]=h*f,e[4]=(c*t-r*o)*f,e[5]=(r*i-s*t)*f,e[6]=d*f,e[7]=(n*o-l*t)*f,e[8]=(a*t-n*i)*f,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,r,i,a,s){const o=Math.cos(i),l=Math.sin(i);return this.set(n*o,n*l,-n*(o*a+l*s)+a+e,-r*l,r*o,-r*(-l*a+o*s)+s+t,0,0,1),this}scale(e,t){return this.premultiply(sr.makeScale(e,t)),this}rotate(e){return this.premultiply(sr.makeRotation(-e)),this}translate(e,t){return this.premultiply(sr.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,n=e.elements;for(let r=0;r<9;r++)if(t[r]!==n[r])return!1;return!0}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return(new this.constructor).fromArray(this.elements)}}const sr=new ar;function or(e){for(let t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}const lr={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function cr(e,t){return new lr[e](t)}function ur(e){return document.createElementNS("http://www.w3.org/1999/xhtml",e)}function hr(){const e=ur("canvas");return e.style.display="block",e}const dr={};function pr(e){e in dr||(dr[e]=!0,console.warn(e))}const fr=(new ar).set(.8224621,.177538,0,.0331941,.9668058,0,.0170827,.0723974,.9105199),mr=(new ar).set(1.2249401,-.2249404,0,-.0420569,1.0420571,0,-.0196376,-.0786361,1.0982735),gr={[tn]:{transfer:an,primaries:on,luminanceCoefficients:[.2126,.7152,.0722],toReference:e=>e,fromReference:e=>e},[en]:{transfer:sn,primaries:on,luminanceCoefficients:[.2126,.7152,.0722],toReference:e=>e.convertSRGBToLinear(),fromReference:e=>e.convertLinearToSRGB()},[rn]:{transfer:an,primaries:ln,luminanceCoefficients:[.2289,.6917,.0793],toReference:e=>e.applyMatrix3(mr),fromReference:e=>e.applyMatrix3(fr)},[nn]:{transfer:sn,primaries:ln,luminanceCoefficients:[.2289,.6917,.0793],toReference:e=>e.convertSRGBToLinear().applyMatrix3(mr),fromReference:e=>e.applyMatrix3(fr).convertLinearToSRGB()}},vr=new Set([tn,rn]),yr={enabled:!0,_workingColorSpace:tn,get workingColorSpace(){return this._workingColorSpace},set workingColorSpace(e){if(!vr.has(e))throw new Error('Unsupported working color space, "'.concat(e,'".'));this._workingColorSpace=e},convert:function(e,t,n){if(!1===this.enabled||t===n||!t||!n)return e;const r=gr[t].toReference;return(0,gr[n].fromReference)(r(e))},fromWorkingColorSpace:function(e,t){return this.convert(e,this._workingColorSpace,t)},toWorkingColorSpace:function(e,t){return this.convert(e,t,this._workingColorSpace)},getPrimaries:function(e){return gr[e].primaries},getTransfer:function(e){return e===$t?an:gr[e].transfer},getLuminanceCoefficients:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._workingColorSpace;return e.fromArray(gr[t].luminanceCoefficients)}};function _r(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function xr(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}let br;class Sr{static getDataURL(e){if(/^data:/i.test(e.src))return e.src;if("undefined"===typeof HTMLCanvasElement)return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{void 0===br&&(br=ur("canvas")),br.width=e.width,br.height=e.height;const n=br.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=br}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if("undefined"!==typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!==typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!==typeof ImageBitmap&&e instanceof ImageBitmap){const t=ur("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const r=n.getImageData(0,0,e.width,e.height),i=r.data;for(let e=0;e<i.length;e++)i[e]=255*_r(i[e]/255);return n.putImageData(r,0,0),t}if(e.data){const t=e.data.slice(0);for(let e=0;e<t.length;e++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[e]=Math.floor(255*_r(t[e]/255)):t[e]=_r(t[e]);return{data:t,width:e.width,height:e.height}}return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let Ar=0;class Mr{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;this.isSource=!0,Object.defineProperty(this,"id",{value:Ar++}),this.uuid=Qn(),this.data=e,this.dataReady=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}toJSON(e){const t=void 0===e||"string"===typeof e;if(!t&&void 0!==e.images[this.uuid])return e.images[this.uuid];const n={uuid:this.uuid,url:""},r=this.data;if(null!==r){let e;if(Array.isArray(r)){e=[];for(let t=0,n=r.length;t<n;t++)r[t].isDataTexture?e.push(wr(r[t].image)):e.push(wr(r[t]))}else e=wr(r);n.url=e}return t||(e.images[this.uuid]=n),n}}function wr(e){return"undefined"!==typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!==typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!==typeof ImageBitmap&&e instanceof ImageBitmap?Sr.getDataURL(e):e.data?{data:Array.from(e.data),width:e.width,height:e.height,type:e.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let Er=0;class Tr extends Xn{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Tr.DEFAULT_IMAGE,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Tr.DEFAULT_MAPPING,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:ye,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:ye,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:we,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:Ce,s=arguments.length>6&&void 0!==arguments[6]?arguments[6]:We,o=arguments.length>7&&void 0!==arguments[7]?arguments[7]:Be,l=arguments.length>8&&void 0!==arguments[8]?arguments[8]:Tr.DEFAULT_ANISOTROPY,c=arguments.length>9&&void 0!==arguments[9]?arguments[9]:$t;super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Er++}),this.uuid=Qn(),this.name="",this.source=new Mr(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=r,this.magFilter=i,this.minFilter=a,this.anisotropy=l,this.format=s,this.internalFormat=null,this.type=o,this.offset=new ir(0,0),this.repeat=new ir(1,1),this.center=new ir(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new ar,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=c,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}get image(){return this.source.data}set image(e){void 0===e&&(e=null),this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=void 0===e||"string"===typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];const n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==he)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case ve:e.x=e.x-Math.floor(e.x);break;case ye:e.x=e.x<0?0:1;break;case _e:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case ve:e.y=e.y-Math.floor(e.y);break;case ye:e.y=e.y<0?0:1;break;case _e:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){!0===e&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){!0===e&&this.pmremVersion++}}Tr.DEFAULT_IMAGE=null,Tr.DEFAULT_MAPPING=he,Tr.DEFAULT_ANISOTROPY=1;class Cr{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;Cr.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=r}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,r){return this.x=e,this.y=t,this.z=n,this.w=r,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,r=this.z,i=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*r+a[12]*i,this.y=a[1]*t+a[5]*n+a[9]*r+a[13]*i,this.z=a[2]*t+a[6]*n+a[10]*r+a[14]*i,this.w=a[3]*t+a[7]*n+a[11]*r+a[15]*i,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,r,i;const a=.01,s=.1,o=e.elements,l=o[0],c=o[4],u=o[8],h=o[1],d=o[5],p=o[9],f=o[2],m=o[6],g=o[10];if(Math.abs(c-h)<a&&Math.abs(u-f)<a&&Math.abs(p-m)<a){if(Math.abs(c+h)<s&&Math.abs(u+f)<s&&Math.abs(p+m)<s&&Math.abs(l+d+g-3)<s)return this.set(1,0,0,0),this;t=Math.PI;const e=(l+1)/2,o=(d+1)/2,v=(g+1)/2,y=(c+h)/4,_=(u+f)/4,x=(p+m)/4;return e>o&&e>v?e<a?(n=0,r=.707106781,i=.707106781):(n=Math.sqrt(e),r=y/n,i=_/n):o>v?o<a?(n=.707106781,r=0,i=.707106781):(r=Math.sqrt(o),n=y/r,i=x/r):v<a?(n=.707106781,r=.707106781,i=0):(i=Math.sqrt(v),n=_/i,r=x/i),this.set(n,r,i,t),this}let v=Math.sqrt((m-p)*(m-p)+(u-f)*(u-f)+(h-c)*(h-c));return Math.abs(v)<.001&&(v=1),this.x=(m-p)/v,this.y=(u-f)/v,this.z=(h-c)/v,this.w=Math.acos((l+d+g-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class Rr extends Xn{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new Cr(0,0,e,t),this.scissorTest=!1,this.viewport=new Cr(0,0,e,t);const r={width:e,height:t,depth:1};n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:we,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},n);const i=new Tr(r,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace);i.flipY=!1,i.generateMipmaps=n.generateMipmaps,i.internalFormat=n.internalFormat,this.textures=[];const a=n.count;for(let s=0;s<a;s++)this.textures[s]=i.clone(),this.textures[s].isRenderTargetTexture=!0;this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this.depthTexture=n.depthTexture,this.samples=n.samples}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}setSize(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let r=0,i=this.textures.length;r<i;r++)this.textures[r].image.width=e,this.textures[r].image.height=t,this.textures[r].image.depth=n;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return(new this.constructor).copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let n=0,r=e.textures.length;n<r;n++)this.textures[n]=e.textures[n].clone(),this.textures[n].isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new Mr(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Br extends Rr{constructor(){super(arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,arguments.length>2&&void 0!==arguments[2]?arguments[2]:{}),this.isWebGLRenderTarget=!0}}class Pr extends Tr{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:r},this.magFilter=xe,this.minFilter=xe,this.wrapR=ye,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class Ir extends Br{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;super(e,t,arguments.length>3&&void 0!==arguments[3]?arguments[3]:{}),this.isWebGLArrayRenderTarget=!0,this.depth=n,this.texture=new Pr(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class Lr extends Tr{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:r},this.magFilter=xe,this.minFilter=xe,this.wrapR=ye,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Dr extends Br{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;super(e,t,arguments.length>3&&void 0!==arguments[3]?arguments[3]:{}),this.isWebGL3DRenderTarget=!0,this.depth=n,this.texture=new Lr(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class Ur{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=r}static slerpFlat(e,t,n,r,i,a,s){let o=n[r+0],l=n[r+1],c=n[r+2],u=n[r+3];const h=i[a+0],d=i[a+1],p=i[a+2],f=i[a+3];if(0===s)return e[t+0]=o,e[t+1]=l,e[t+2]=c,void(e[t+3]=u);if(1===s)return e[t+0]=h,e[t+1]=d,e[t+2]=p,void(e[t+3]=f);if(u!==f||o!==h||l!==d||c!==p){let e=1-s;const t=o*h+l*d+c*p+u*f,n=t>=0?1:-1,r=1-t*t;if(r>Number.EPSILON){const i=Math.sqrt(r),a=Math.atan2(i,t*n);e=Math.sin(e*a)/i,s=Math.sin(s*a)/i}const i=s*n;if(o=o*e+h*i,l=l*e+d*i,c=c*e+p*i,u=u*e+f*i,e===1-s){const e=1/Math.sqrt(o*o+l*l+c*c+u*u);o*=e,l*=e,c*=e,u*=e}}e[t]=o,e[t+1]=l,e[t+2]=c,e[t+3]=u}static multiplyQuaternionsFlat(e,t,n,r,i,a){const s=n[r],o=n[r+1],l=n[r+2],c=n[r+3],u=i[a],h=i[a+1],d=i[a+2],p=i[a+3];return e[t]=s*p+c*u+o*d-l*h,e[t+1]=o*p+c*h+l*u-s*d,e[t+2]=l*p+c*d+s*h-o*u,e[t+3]=c*p-s*u-o*h-l*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,r){return this._x=e,this._y=t,this._z=n,this._w=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e){let t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];const n=e._x,r=e._y,i=e._z,a=e._order,s=Math.cos,o=Math.sin,l=s(n/2),c=s(r/2),u=s(i/2),h=o(n/2),d=o(r/2),p=o(i/2);switch(a){case"XYZ":this._x=h*c*u+l*d*p,this._y=l*d*u-h*c*p,this._z=l*c*p+h*d*u,this._w=l*c*u-h*d*p;break;case"YXZ":this._x=h*c*u+l*d*p,this._y=l*d*u-h*c*p,this._z=l*c*p-h*d*u,this._w=l*c*u+h*d*p;break;case"ZXY":this._x=h*c*u-l*d*p,this._y=l*d*u+h*c*p,this._z=l*c*p+h*d*u,this._w=l*c*u-h*d*p;break;case"ZYX":this._x=h*c*u-l*d*p,this._y=l*d*u+h*c*p,this._z=l*c*p-h*d*u,this._w=l*c*u+h*d*p;break;case"YZX":this._x=h*c*u+l*d*p,this._y=l*d*u+h*c*p,this._z=l*c*p-h*d*u,this._w=l*c*u-h*d*p;break;case"XZY":this._x=h*c*u-l*d*p,this._y=l*d*u-h*c*p,this._z=l*c*p+h*d*u,this._w=l*c*u+h*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!0===t&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,r=Math.sin(n);return this._x=e.x*r,this._y=e.y*r,this._z=e.z*r,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],r=t[4],i=t[8],a=t[1],s=t[5],o=t[9],l=t[2],c=t[6],u=t[10],h=n+s+u;if(h>0){const e=.5/Math.sqrt(h+1);this._w=.25/e,this._x=(c-o)*e,this._y=(i-l)*e,this._z=(a-r)*e}else if(n>s&&n>u){const e=2*Math.sqrt(1+n-s-u);this._w=(c-o)/e,this._x=.25*e,this._y=(r+a)/e,this._z=(i+l)/e}else if(s>u){const e=2*Math.sqrt(1+s-n-u);this._w=(i-l)/e,this._x=(r+a)/e,this._y=.25*e,this._z=(o+c)/e}else{const e=2*Math.sqrt(1+u-n-s);this._w=(a-r)/e,this._x=(i+l)/e,this._y=(o+c)/e,this._z=.25*e}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(Zn(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(0===n)return this;const r=Math.min(1,t/n);return this.slerp(e,r),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,r=e._y,i=e._z,a=e._w,s=t._x,o=t._y,l=t._z,c=t._w;return this._x=n*c+a*s+r*l-i*o,this._y=r*c+a*o+i*s-n*l,this._z=i*c+a*l+n*o-r*s,this._w=a*c-n*s-r*o-i*l,this._onChangeCallback(),this}slerp(e,t){if(0===t)return this;if(1===t)return this.copy(e);const n=this._x,r=this._y,i=this._z,a=this._w;let s=a*e._w+n*e._x+r*e._y+i*e._z;if(s<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,s=-s):this.copy(e),s>=1)return this._w=a,this._x=n,this._y=r,this._z=i,this;const o=1-s*s;if(o<=Number.EPSILON){const e=1-t;return this._w=e*a+t*this._w,this._x=e*n+t*this._x,this._y=e*r+t*this._y,this._z=e*i+t*this._z,this.normalize(),this}const l=Math.sqrt(o),c=Math.atan2(l,s),u=Math.sin((1-t)*c)/l,h=Math.sin(t*c)/l;return this._w=a*u+this._w*h,this._x=n*u+this._x*h,this._y=r*u+this._y*h,this._z=i*u+this._z*h,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),r=Math.sqrt(1-n),i=Math.sqrt(n);return this.set(r*Math.sin(e),r*Math.cos(e),i*Math.sin(t),i*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Nr{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;Nr.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return void 0===n&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(Or.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Or.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,r=this.z,i=e.elements;return this.x=i[0]*t+i[3]*n+i[6]*r,this.y=i[1]*t+i[4]*n+i[7]*r,this.z=i[2]*t+i[5]*n+i[8]*r,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,r=this.z,i=e.elements,a=1/(i[3]*t+i[7]*n+i[11]*r+i[15]);return this.x=(i[0]*t+i[4]*n+i[8]*r+i[12])*a,this.y=(i[1]*t+i[5]*n+i[9]*r+i[13])*a,this.z=(i[2]*t+i[6]*n+i[10]*r+i[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,r=this.z,i=e.x,a=e.y,s=e.z,o=e.w,l=2*(a*r-s*n),c=2*(s*t-i*r),u=2*(i*n-a*t);return this.x=t+o*l+a*u-s*c,this.y=n+o*c+s*l-i*u,this.z=r+o*u+i*c-a*l,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,r=this.z,i=e.elements;return this.x=i[0]*t+i[4]*n+i[8]*r,this.y=i[1]*t+i[5]*n+i[9]*r,this.z=i[2]*t+i[6]*n+i[10]*r,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,r=e.y,i=e.z,a=t.x,s=t.y,o=t.z;return this.x=r*o-i*s,this.y=i*a-n*o,this.z=n*s-r*a,this}projectOnVector(e){const t=e.lengthSq();if(0===t)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return Fr.copy(this).projectOnVector(e),this.sub(Fr)}reflect(e){return this.sub(Fr.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(Zn(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,r=this.z-e.z;return t*t+n*n+r*r}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const r=Math.sin(t)*e;return this.x=r*Math.sin(n),this.y=Math.cos(t)*e,this.z=r*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),r=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=r,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,4*t)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,3*t)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,t=2*Math.random()-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Fr=new Nr,Or=new Ur;class kr{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Nr(1/0,1/0,1/0),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr(-1/0,-1/0,-1/0);this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(Hr.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(Hr.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Hr.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e){let t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return this.makeEmpty(),this.expandByObject(e,t)}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e){let t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];e.updateWorldMatrix(!1,!1);const n=e.geometry;if(void 0!==n){const r=n.getAttribute("position");if(!0===t&&void 0!==r&&!0!==e.isInstancedMesh)for(let t=0,n=r.count;t<n;t++)!0===e.isMesh?e.getVertexPosition(t,Hr):Hr.fromBufferAttribute(r,t),Hr.applyMatrix4(e.matrixWorld),this.expandByPoint(Hr);else void 0!==e.boundingBox?(null===e.boundingBox&&e.computeBoundingBox(),Gr.copy(e.boundingBox)):(null===n.boundingBox&&n.computeBoundingBox(),Gr.copy(n.boundingBox)),Gr.applyMatrix4(e.matrixWorld),this.union(Gr)}const r=e.children;for(let i=0,a=r.length;i<a;i++)this.expandByObject(r[i],t);return this}containsPoint(e){return e.x>=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y&&e.z>=this.min.z&&e.z<=this.max.z}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y&&e.max.z>=this.min.z&&e.min.z<=this.max.z}intersectsSphere(e){return this.clampPoint(e.center,Hr),Hr.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Yr),qr.subVectors(this.max,Yr),Vr.subVectors(e.a,Yr),Wr.subVectors(e.b,Yr),jr.subVectors(e.c,Yr),Xr.subVectors(Wr,Vr),Jr.subVectors(jr,Wr),Kr.subVectors(Vr,jr);let t=[0,-Xr.z,Xr.y,0,-Jr.z,Jr.y,0,-Kr.z,Kr.y,Xr.z,0,-Xr.x,Jr.z,0,-Jr.x,Kr.z,0,-Kr.x,-Xr.y,Xr.x,0,-Jr.y,Jr.x,0,-Kr.y,Kr.x,0];return!!$r(t,Vr,Wr,jr,qr)&&(t=[1,0,0,0,1,0,0,0,1],!!$r(t,Vr,Wr,jr,qr)&&(Qr.crossVectors(Xr,Jr),t=[Qr.x,Qr.y,Qr.z],$r(t,Vr,Wr,jr,qr)))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Hr).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=.5*this.getSize(Hr).length()),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()||(zr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),zr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),zr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),zr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),zr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),zr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),zr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),zr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(zr)),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const zr=[new Nr,new Nr,new Nr,new Nr,new Nr,new Nr,new Nr,new Nr],Hr=new Nr,Gr=new kr,Vr=new Nr,Wr=new Nr,jr=new Nr,Xr=new Nr,Jr=new Nr,Kr=new Nr,Yr=new Nr,qr=new Nr,Qr=new Nr,Zr=new Nr;function $r(e,t,n,r,i){for(let a=0,s=e.length-3;a<=s;a+=3){Zr.fromArray(e,a);const s=i.x*Math.abs(Zr.x)+i.y*Math.abs(Zr.y)+i.z*Math.abs(Zr.z),o=t.dot(Zr),l=n.dot(Zr),c=r.dot(Zr);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>s)return!1}return!0}const ei=new kr,ti=new Nr,ni=new Nr;class ri{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Nr,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1;this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;void 0!==t?n.copy(t):ei.setFromPoints(e).getCenter(n);let r=0;for(let i=0,a=e.length;i<a;i++)r=Math.max(r,n.distanceToSquared(e[i]));return this.radius=Math.sqrt(r),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;ti.subVectors(e,this.center);const t=ti.lengthSq();if(t>this.radius*this.radius){const e=Math.sqrt(t),n=.5*(e-this.radius);this.center.addScaledVector(ti,n/e),this.radius+=n}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(!0===this.center.equals(e.center)?this.radius=Math.max(this.radius,e.radius):(ni.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(ti.copy(e.center).add(ni)),this.expandByPoint(ti.copy(e.center).sub(ni))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const ii=new Nr,ai=new Nr,si=new Nr,oi=new Nr,li=new Nr,ci=new Nr,ui=new Nr;class hi{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Nr,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr(0,0,-1);this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,ii)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=ii.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(ii.copy(this.origin).addScaledVector(this.direction,t),ii.distanceToSquared(e))}distanceSqToSegment(e,t,n,r){ai.copy(e).add(t).multiplyScalar(.5),si.copy(t).sub(e).normalize(),oi.copy(this.origin).sub(ai);const i=.5*e.distanceTo(t),a=-this.direction.dot(si),s=oi.dot(this.direction),o=-oi.dot(si),l=oi.lengthSq(),c=Math.abs(1-a*a);let u,h,d,p;if(c>0)if(u=a*o-s,h=a*s-o,p=i*c,u>=0)if(h>=-p)if(h<=p){const e=1/c;u*=e,h*=e,d=u*(u+a*h+2*s)+h*(a*u+h+2*o)+l}else h=i,u=Math.max(0,-(a*h+s)),d=-u*u+h*(h+2*o)+l;else h=-i,u=Math.max(0,-(a*h+s)),d=-u*u+h*(h+2*o)+l;else h<=-p?(u=Math.max(0,-(-a*i+s)),h=u>0?-i:Math.min(Math.max(-i,-o),i),d=-u*u+h*(h+2*o)+l):h<=p?(u=0,h=Math.min(Math.max(-i,-o),i),d=h*(h+2*o)+l):(u=Math.max(0,-(a*i+s)),h=u>0?i:Math.min(Math.max(-i,-o),i),d=-u*u+h*(h+2*o)+l);else h=a>0?-i:i,u=Math.max(0,-(a*h+s)),d=-u*u+h*(h+2*o)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,u),r&&r.copy(ai).addScaledVector(si,h),d}intersectSphere(e,t){ii.subVectors(e.center,this.origin);const n=ii.dot(this.direction),r=ii.dot(ii)-n*n,i=e.radius*e.radius;if(r>i)return null;const a=Math.sqrt(i-r),s=n-a,o=n+a;return o<0?null:s<0?this.at(o,t):this.at(s,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return null===n?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);if(0===t)return!0;return e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,r,i,a,s,o;const l=1/this.direction.x,c=1/this.direction.y,u=1/this.direction.z,h=this.origin;return l>=0?(n=(e.min.x-h.x)*l,r=(e.max.x-h.x)*l):(n=(e.max.x-h.x)*l,r=(e.min.x-h.x)*l),c>=0?(i=(e.min.y-h.y)*c,a=(e.max.y-h.y)*c):(i=(e.max.y-h.y)*c,a=(e.min.y-h.y)*c),n>a||i>r?null:((i>n||isNaN(n))&&(n=i),(a<r||isNaN(r))&&(r=a),u>=0?(s=(e.min.z-h.z)*u,o=(e.max.z-h.z)*u):(s=(e.max.z-h.z)*u,o=(e.min.z-h.z)*u),n>o||s>r?null:((s>n||n!==n)&&(n=s),(o<r||r!==r)&&(r=o),r<0?null:this.at(n>=0?n:r,t)))}intersectsBox(e){return null!==this.intersectBox(e,ii)}intersectTriangle(e,t,n,r,i){li.subVectors(t,e),ci.subVectors(n,e),ui.crossVectors(li,ci);let a,s=this.direction.dot(ui);if(s>0){if(r)return null;a=1}else{if(!(s<0))return null;a=-1,s=-s}oi.subVectors(this.origin,e);const o=a*this.direction.dot(ci.crossVectors(oi,ci));if(o<0)return null;const l=a*this.direction.dot(li.cross(oi));if(l<0)return null;if(o+l>s)return null;const c=-a*oi.dot(ui);return c<0?null:this.at(c/s,i)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class di{constructor(e,t,n,r,i,a,s,o,l,c,u,h,d,p,f,m){di.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==e&&this.set(e,t,n,r,i,a,s,o,l,c,u,h,d,p,f,m)}set(e,t,n,r,i,a,s,o,l,c,u,h,d,p,f,m){const g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=r,g[1]=i,g[5]=a,g[9]=s,g[13]=o,g[2]=l,g[6]=c,g[10]=u,g[14]=h,g[3]=d,g[7]=p,g[11]=f,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new di).fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,r=1/pi.setFromMatrixColumn(e,0).length(),i=1/pi.setFromMatrixColumn(e,1).length(),a=1/pi.setFromMatrixColumn(e,2).length();return t[0]=n[0]*r,t[1]=n[1]*r,t[2]=n[2]*r,t[3]=0,t[4]=n[4]*i,t[5]=n[5]*i,t[6]=n[6]*i,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,r=e.y,i=e.z,a=Math.cos(n),s=Math.sin(n),o=Math.cos(r),l=Math.sin(r),c=Math.cos(i),u=Math.sin(i);if("XYZ"===e.order){const e=a*c,n=a*u,r=s*c,i=s*u;t[0]=o*c,t[4]=-o*u,t[8]=l,t[1]=n+r*l,t[5]=e-i*l,t[9]=-s*o,t[2]=i-e*l,t[6]=r+n*l,t[10]=a*o}else if("YXZ"===e.order){const e=o*c,n=o*u,r=l*c,i=l*u;t[0]=e+i*s,t[4]=r*s-n,t[8]=a*l,t[1]=a*u,t[5]=a*c,t[9]=-s,t[2]=n*s-r,t[6]=i+e*s,t[10]=a*o}else if("ZXY"===e.order){const e=o*c,n=o*u,r=l*c,i=l*u;t[0]=e-i*s,t[4]=-a*u,t[8]=r+n*s,t[1]=n+r*s,t[5]=a*c,t[9]=i-e*s,t[2]=-a*l,t[6]=s,t[10]=a*o}else if("ZYX"===e.order){const e=a*c,n=a*u,r=s*c,i=s*u;t[0]=o*c,t[4]=r*l-n,t[8]=e*l+i,t[1]=o*u,t[5]=i*l+e,t[9]=n*l-r,t[2]=-l,t[6]=s*o,t[10]=a*o}else if("YZX"===e.order){const e=a*o,n=a*l,r=s*o,i=s*l;t[0]=o*c,t[4]=i-e*u,t[8]=r*u+n,t[1]=u,t[5]=a*c,t[9]=-s*c,t[2]=-l*c,t[6]=n*u+r,t[10]=e-i*u}else if("XZY"===e.order){const e=a*o,n=a*l,r=s*o,i=s*l;t[0]=o*c,t[4]=-u,t[8]=l*c,t[1]=e*u+i,t[5]=a*c,t[9]=n*u-r,t[2]=r*u-n,t[6]=s*c,t[10]=i*u+e}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(mi,e,gi)}lookAt(e,t,n){const r=this.elements;return _i.subVectors(e,t),0===_i.lengthSq()&&(_i.z=1),_i.normalize(),vi.crossVectors(n,_i),0===vi.lengthSq()&&(1===Math.abs(n.z)?_i.x+=1e-4:_i.z+=1e-4,_i.normalize(),vi.crossVectors(n,_i)),vi.normalize(),yi.crossVectors(_i,vi),r[0]=vi.x,r[4]=yi.x,r[8]=_i.x,r[1]=vi.y,r[5]=yi.y,r[9]=_i.y,r[2]=vi.z,r[6]=yi.z,r[10]=_i.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,r=t.elements,i=this.elements,a=n[0],s=n[4],o=n[8],l=n[12],c=n[1],u=n[5],h=n[9],d=n[13],p=n[2],f=n[6],m=n[10],g=n[14],v=n[3],y=n[7],_=n[11],x=n[15],b=r[0],S=r[4],A=r[8],M=r[12],w=r[1],E=r[5],T=r[9],C=r[13],R=r[2],B=r[6],P=r[10],I=r[14],L=r[3],D=r[7],U=r[11],N=r[15];return i[0]=a*b+s*w+o*R+l*L,i[4]=a*S+s*E+o*B+l*D,i[8]=a*A+s*T+o*P+l*U,i[12]=a*M+s*C+o*I+l*N,i[1]=c*b+u*w+h*R+d*L,i[5]=c*S+u*E+h*B+d*D,i[9]=c*A+u*T+h*P+d*U,i[13]=c*M+u*C+h*I+d*N,i[2]=p*b+f*w+m*R+g*L,i[6]=p*S+f*E+m*B+g*D,i[10]=p*A+f*T+m*P+g*U,i[14]=p*M+f*C+m*I+g*N,i[3]=v*b+y*w+_*R+x*L,i[7]=v*S+y*E+_*B+x*D,i[11]=v*A+y*T+_*P+x*U,i[15]=v*M+y*C+_*I+x*N,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],r=e[8],i=e[12],a=e[1],s=e[5],o=e[9],l=e[13],c=e[2],u=e[6],h=e[10],d=e[14];return e[3]*(+i*o*u-r*l*u-i*s*h+n*l*h+r*s*d-n*o*d)+e[7]*(+t*o*d-t*l*h+i*a*h-r*a*d+r*l*c-i*o*c)+e[11]*(+t*l*u-t*s*d-i*a*u+n*a*d+i*s*c-n*l*c)+e[15]*(-r*s*c-t*o*u+t*s*h+r*a*u-n*a*h+n*o*c)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const r=this.elements;return e.isVector3?(r[12]=e.x,r[13]=e.y,r[14]=e.z):(r[12]=e,r[13]=t,r[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],a=e[4],s=e[5],o=e[6],l=e[7],c=e[8],u=e[9],h=e[10],d=e[11],p=e[12],f=e[13],m=e[14],g=e[15],v=u*m*l-f*h*l+f*o*d-s*m*d-u*o*g+s*h*g,y=p*h*l-c*m*l-p*o*d+a*m*d+c*o*g-a*h*g,_=c*f*l-p*u*l+p*s*d-a*f*d-c*s*g+a*u*g,x=p*u*o-c*f*o-p*s*h+a*f*h+c*s*m-a*u*m,b=t*v+n*y+r*_+i*x;if(0===b)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const S=1/b;return e[0]=v*S,e[1]=(f*h*i-u*m*i-f*r*d+n*m*d+u*r*g-n*h*g)*S,e[2]=(s*m*i-f*o*i+f*r*l-n*m*l-s*r*g+n*o*g)*S,e[3]=(u*o*i-s*h*i-u*r*l+n*h*l+s*r*d-n*o*d)*S,e[4]=y*S,e[5]=(c*m*i-p*h*i+p*r*d-t*m*d-c*r*g+t*h*g)*S,e[6]=(p*o*i-a*m*i-p*r*l+t*m*l+a*r*g-t*o*g)*S,e[7]=(a*h*i-c*o*i+c*r*l-t*h*l-a*r*d+t*o*d)*S,e[8]=_*S,e[9]=(p*u*i-c*f*i-p*n*d+t*f*d+c*n*g-t*u*g)*S,e[10]=(a*f*i-p*s*i+p*n*l-t*f*l-a*n*g+t*s*g)*S,e[11]=(c*s*i-a*u*i-c*n*l+t*u*l+a*n*d-t*s*d)*S,e[12]=x*S,e[13]=(c*f*r-p*u*r+p*n*h-t*f*h-c*n*m+t*u*m)*S,e[14]=(p*s*r-a*f*r-p*n*o+t*f*o+a*n*m-t*s*m)*S,e[15]=(a*u*r-c*s*r+c*n*o-t*u*o-a*n*h+t*s*h)*S,this}scale(e){const t=this.elements,n=e.x,r=e.y,i=e.z;return t[0]*=n,t[4]*=r,t[8]*=i,t[1]*=n,t[5]*=r,t[9]*=i,t[2]*=n,t[6]*=r,t[10]*=i,t[3]*=n,t[7]*=r,t[11]*=i,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],r=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,r))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),r=Math.sin(t),i=1-n,a=e.x,s=e.y,o=e.z,l=i*a,c=i*s;return this.set(l*a+n,l*s-r*o,l*o+r*s,0,l*s+r*o,c*s+n,c*o-r*a,0,l*o-r*s,c*o+r*a,i*o*o+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,r,i,a){return this.set(1,n,i,0,e,1,a,0,t,r,1,0,0,0,0,1),this}compose(e,t,n){const r=this.elements,i=t._x,a=t._y,s=t._z,o=t._w,l=i+i,c=a+a,u=s+s,h=i*l,d=i*c,p=i*u,f=a*c,m=a*u,g=s*u,v=o*l,y=o*c,_=o*u,x=n.x,b=n.y,S=n.z;return r[0]=(1-(f+g))*x,r[1]=(d+_)*x,r[2]=(p-y)*x,r[3]=0,r[4]=(d-_)*b,r[5]=(1-(h+g))*b,r[6]=(m+v)*b,r[7]=0,r[8]=(p+y)*S,r[9]=(m-v)*S,r[10]=(1-(h+f))*S,r[11]=0,r[12]=e.x,r[13]=e.y,r[14]=e.z,r[15]=1,this}decompose(e,t,n){const r=this.elements;let i=pi.set(r[0],r[1],r[2]).length();const a=pi.set(r[4],r[5],r[6]).length(),s=pi.set(r[8],r[9],r[10]).length();this.determinant()<0&&(i=-i),e.x=r[12],e.y=r[13],e.z=r[14],fi.copy(this);const o=1/i,l=1/a,c=1/s;return fi.elements[0]*=o,fi.elements[1]*=o,fi.elements[2]*=o,fi.elements[4]*=l,fi.elements[5]*=l,fi.elements[6]*=l,fi.elements[8]*=c,fi.elements[9]*=c,fi.elements[10]*=c,t.setFromRotationMatrix(fi),n.x=i,n.y=a,n.z=s,this}makePerspective(e,t,n,r,i,a){let s=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Wn;const o=this.elements,l=2*i/(t-e),c=2*i/(n-r),u=(t+e)/(t-e),h=(n+r)/(n-r);let d,p;if(s===Wn)d=-(a+i)/(a-i),p=-2*a*i/(a-i);else{if(s!==jn)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+s);d=-a/(a-i),p=-a*i/(a-i)}return o[0]=l,o[4]=0,o[8]=u,o[12]=0,o[1]=0,o[5]=c,o[9]=h,o[13]=0,o[2]=0,o[6]=0,o[10]=d,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this}makeOrthographic(e,t,n,r,i,a){let s=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Wn;const o=this.elements,l=1/(t-e),c=1/(n-r),u=1/(a-i),h=(t+e)*l,d=(n+r)*c;let p,f;if(s===Wn)p=(a+i)*u,f=-2*u;else{if(s!==jn)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+s);p=i*u,f=-1*u}return o[0]=2*l,o[4]=0,o[8]=0,o[12]=-h,o[1]=0,o[5]=2*c,o[9]=0,o[13]=-d,o[2]=0,o[6]=0,o[10]=f,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let r=0;r<16;r++)if(t[r]!==n[r])return!1;return!0}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const pi=new Nr,fi=new di,mi=new Nr(0,0,0),gi=new Nr(1,1,1),vi=new Nr,yi=new Nr,_i=new Nr,xi=new di,bi=new Ur;class Si{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:Si.DEFAULT_ORDER;this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=r}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:this._order;return this._x=e,this._y=t,this._z=n,this._order=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._order,n=!(arguments.length>2&&void 0!==arguments[2])||arguments[2];const r=e.elements,i=r[0],a=r[4],s=r[8],o=r[1],l=r[5],c=r[9],u=r[2],h=r[6],d=r[10];switch(t){case"XYZ":this._y=Math.asin(Zn(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-a,i)):(this._x=Math.atan2(h,l),this._z=0);break;case"YXZ":this._x=Math.asin(-Zn(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(s,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-u,i),this._z=0);break;case"ZXY":this._x=Math.asin(Zn(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(o,i));break;case"ZYX":this._y=Math.asin(-Zn(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(h,d),this._z=Math.atan2(o,i)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(Zn(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-u,i)):(this._x=0,this._y=Math.atan2(s,d));break;case"XZY":this._z=Math.asin(-Zn(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(h,l),this._y=Math.atan2(s,i)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!0===n&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return xi.makeRotationFromQuaternion(e),this.setFromRotationMatrix(xi,t,n)}setFromVector3(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._order;return this.set(e.x,e.y,e.z,t)}reorder(e){return bi.setFromEuler(this),this.setFromQuaternion(bi,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Si.DEFAULT_ORDER="XYZ";class Ai{constructor(){this.mask=1}set(e){this.mask=1<<e>>>0}enable(e){this.mask|=1<<e}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e}disable(e){this.mask&=~(1<<e)}disableAll(){this.mask=0}test(e){return 0!==(this.mask&e.mask)}isEnabled(e){return 0!==(this.mask&1<<e)}}let Mi=0;const wi=new Nr,Ei=new Ur,Ti=new di,Ci=new Nr,Ri=new Nr,Bi=new Nr,Pi=new Ur,Ii=new Nr(1,0,0),Li=new Nr(0,1,0),Di=new Nr(0,0,1),Ui={type:"added"},Ni={type:"removed"},Fi={type:"childadded",child:null},Oi={type:"childremoved",child:null};class ki extends Xn{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Mi++}),this.uuid=Qn(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ki.DEFAULT_UP.clone();const e=new Nr,t=new Si,n=new Ur,r=new Nr(1,1,1);t._onChange((function(){n.setFromEuler(t,!1)})),n._onChange((function(){t.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:r},modelViewMatrix:{value:new di},normalMatrix:{value:new ar}}),this.matrix=new di,this.matrixWorld=new di,this.matrixAutoUpdate=ki.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=ki.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Ai,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return Ei.setFromAxisAngle(e,t),this.quaternion.multiply(Ei),this}rotateOnWorldAxis(e,t){return Ei.setFromAxisAngle(e,t),this.quaternion.premultiply(Ei),this}rotateX(e){return this.rotateOnAxis(Ii,e)}rotateY(e){return this.rotateOnAxis(Li,e)}rotateZ(e){return this.rotateOnAxis(Di,e)}translateOnAxis(e,t){return wi.copy(e).applyQuaternion(this.quaternion),this.position.add(wi.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(Ii,e)}translateY(e){return this.translateOnAxis(Li,e)}translateZ(e){return this.translateOnAxis(Di,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Ti.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?Ci.copy(e):Ci.set(e,t,n);const r=this.parent;this.updateWorldMatrix(!0,!1),Ri.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Ti.lookAt(Ri,Ci,this.up):Ti.lookAt(Ci,Ri,this.up),this.quaternion.setFromRotationMatrix(Ti),r&&(Ti.extractRotation(r.matrixWorld),Ei.setFromRotationMatrix(Ti),this.quaternion.premultiply(Ei.invert()))}add(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(Ui),Fi.child=e,this.dispatchEvent(Fi),Fi.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}const t=this.children.indexOf(e);return-1!==t&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(Ni),Oi.child=e,this.dispatchEvent(Oi),Oi.child=null),this}removeFromParent(){const e=this.parent;return null!==e&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),Ti.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),Ti.multiply(e.parent.matrixWorld)),e.applyMatrix4(Ti),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(Ui),Fi.child=e,this.dispatchEvent(Fi),Fi.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,r=this.children.length;n<r;n++){const r=this.children[n].getObjectByProperty(e,t);if(void 0!==r)return r}}getObjectsByProperty(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];this[e]===t&&n.push(this);const r=this.children;for(let i=0,a=r.length;i<a;i++)r[i].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ri,e,Bi),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ri,Pi,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].traverse(e)}traverseVisible(e){if(!1===this.visible)return;e(this);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,r=t.length;n<r;n++){t[n].updateMatrixWorld(e)}}updateWorldMatrix(e,t){const n=this.parent;if(!0===e&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),!0===t){const e=this.children;for(let t=0,n=e.length;t<n;t++){e[t].updateWorldMatrix(!1,!0)}}}toJSON(e){const t=void 0===e||"string"===typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const r={};function i(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(r.uuid=this.uuid,r.type=this.type,""!==this.name&&(r.name=this.name),!0===this.castShadow&&(r.castShadow=!0),!0===this.receiveShadow&&(r.receiveShadow=!0),!1===this.visible&&(r.visible=!1),!1===this.frustumCulled&&(r.frustumCulled=!1),0!==this.renderOrder&&(r.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(r.userData=this.userData),r.layers=this.layers.mask,r.matrix=this.matrix.toArray(),r.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(r.matrixAutoUpdate=!1),this.isInstancedMesh&&(r.type="InstancedMesh",r.count=this.count,r.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(r.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(r.type="BatchedMesh",r.perObjectFrustumCulled=this.perObjectFrustumCulled,r.sortObjects=this.sortObjects,r.drawRanges=this._drawRanges,r.reservedRanges=this._reservedRanges,r.visibility=this._visibility,r.active=this._active,r.bounds=this._bounds.map((e=>({boxInitialized:e.boxInitialized,boxMin:e.box.min.toArray(),boxMax:e.box.max.toArray(),sphereInitialized:e.sphereInitialized,sphereRadius:e.sphere.radius,sphereCenter:e.sphere.center.toArray()}))),r.maxInstanceCount=this._maxInstanceCount,r.maxVertexCount=this._maxVertexCount,r.maxIndexCount=this._maxIndexCount,r.geometryInitialized=this._geometryInitialized,r.geometryCount=this._geometryCount,r.matricesTexture=this._matricesTexture.toJSON(e),null!==this._colorsTexture&&(r.colorsTexture=this._colorsTexture.toJSON(e)),null!==this.boundingSphere&&(r.boundingSphere={center:r.boundingSphere.center.toArray(),radius:r.boundingSphere.radius}),null!==this.boundingBox&&(r.boundingBox={min:r.boundingBox.min.toArray(),max:r.boundingBox.max.toArray()})),this.isScene)this.background&&(this.background.isColor?r.background=this.background.toJSON():this.background.isTexture&&(r.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(r.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){r.geometry=i(e.geometries,this.geometry);const t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){const n=t.shapes;if(Array.isArray(n))for(let t=0,r=n.length;t<r;t++){const r=n[t];i(e.shapes,r)}else i(e.shapes,n)}}if(this.isSkinnedMesh&&(r.bindMode=this.bindMode,r.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(i(e.skeletons,this.skeleton),r.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const t=[];for(let n=0,r=this.material.length;n<r;n++)t.push(i(e.materials,this.material[n]));r.material=t}else r.material=i(e.materials,this.material);if(this.children.length>0){r.children=[];for(let t=0;t<this.children.length;t++)r.children.push(this.children[t].toJSON(e).object)}if(this.animations.length>0){r.animations=[];for(let t=0;t<this.animations.length;t++){const n=this.animations[t];r.animations.push(i(e.animations,n))}}if(t){const t=a(e.geometries),r=a(e.materials),i=a(e.textures),s=a(e.images),o=a(e.shapes),l=a(e.skeletons),c=a(e.animations),u=a(e.nodes);t.length>0&&(n.geometries=t),r.length>0&&(n.materials=r),i.length>0&&(n.textures=i),s.length>0&&(n.images=s),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c),u.length>0&&(n.nodes=u)}return n.object=r,n;function a(e){const t=[];for(const n in e){const r=e[n];delete r.metadata,t.push(r)}return t}}clone(e){return(new this.constructor).copy(this,e)}copy(e){let t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];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)),!0===t)for(let n=0;n<e.children.length;n++){const t=e.children[n];this.add(t.clone())}return this}}ki.DEFAULT_UP=new Nr(0,1,0),ki.DEFAULT_MATRIX_AUTO_UPDATE=!0,ki.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const zi=new Nr,Hi=new Nr,Gi=new Nr,Vi=new Nr,Wi=new Nr,ji=new Nr,Xi=new Nr,Ji=new Nr,Ki=new Nr,Yi=new Nr;class qi{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Nr,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Nr;this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,r){r.subVectors(n,t),zi.subVectors(e,t),r.cross(zi);const i=r.lengthSq();return i>0?r.multiplyScalar(1/Math.sqrt(i)):r.set(0,0,0)}static getBarycoord(e,t,n,r,i){zi.subVectors(r,t),Hi.subVectors(n,t),Gi.subVectors(e,t);const a=zi.dot(zi),s=zi.dot(Hi),o=zi.dot(Gi),l=Hi.dot(Hi),c=Hi.dot(Gi),u=a*l-s*s;if(0===u)return i.set(0,0,0),null;const h=1/u,d=(l*o-s*c)*h,p=(a*c-s*o)*h;return i.set(1-d-p,p,d)}static containsPoint(e,t,n,r){return null!==this.getBarycoord(e,t,n,r,Vi)&&(Vi.x>=0&&Vi.y>=0&&Vi.x+Vi.y<=1)}static getInterpolation(e,t,n,r,i,a,s,o){return null===this.getBarycoord(e,t,n,r,Vi)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(i,Vi.x),o.addScaledVector(a,Vi.y),o.addScaledVector(s,Vi.z),o)}static isFrontFacing(e,t,n,r){return zi.subVectors(n,t),Hi.subVectors(e,t),zi.cross(Hi).dot(r)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,r){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[r]),this}setFromAttributeAndIndices(e,t,n,r){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,r),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return zi.subVectors(this.c,this.b),Hi.subVectors(this.a,this.b),.5*zi.cross(Hi).length()}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return qi.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return qi.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,r,i){return qi.getInterpolation(e,this.a,this.b,this.c,t,n,r,i)}containsPoint(e){return qi.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return qi.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,r=this.b,i=this.c;let a,s;Wi.subVectors(r,n),ji.subVectors(i,n),Ji.subVectors(e,n);const o=Wi.dot(Ji),l=ji.dot(Ji);if(o<=0&&l<=0)return t.copy(n);Ki.subVectors(e,r);const c=Wi.dot(Ki),u=ji.dot(Ki);if(c>=0&&u<=c)return t.copy(r);const h=o*u-c*l;if(h<=0&&o>=0&&c<=0)return a=o/(o-c),t.copy(n).addScaledVector(Wi,a);Yi.subVectors(e,i);const d=Wi.dot(Yi),p=ji.dot(Yi);if(p>=0&&d<=p)return t.copy(i);const f=d*l-o*p;if(f<=0&&l>=0&&p<=0)return s=l/(l-p),t.copy(n).addScaledVector(ji,s);const m=c*p-d*u;if(m<=0&&u-c>=0&&d-p>=0)return Xi.subVectors(i,r),s=(u-c)/(u-c+(d-p)),t.copy(r).addScaledVector(Xi,s);const g=1/(m+f+h);return a=f*g,s=h*g,t.copy(n).addScaledVector(Wi,a).addScaledVector(ji,s)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const Qi={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},Zi={h:0,s:0,l:0},$i={h:0,s:0,l:0};function ea(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}class ta{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(void 0===t&&void 0===n){const t=e;t&&t.isColor?this.copy(t):"number"===typeof t?this.setHex(t):"string"===typeof t&&this.setStyle(t)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:en;return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,yr.toWorkingColorSpace(this,t),this}setRGB(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:yr.workingColorSpace;return this.r=e,this.g=t,this.b=n,yr.toWorkingColorSpace(this,r),this}setHSL(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:yr.workingColorSpace;if(e=$n(e,1),t=Zn(t,0,1),n=Zn(n,0,1),0===t)this.r=this.g=this.b=n;else{const r=n<=.5?n*(1+t):n+t-n*t,i=2*n-r;this.r=ea(i,r,e+1/3),this.g=ea(i,r,e),this.b=ea(i,r,e-1/3)}return yr.toWorkingColorSpace(this,r),this}setStyle(e){let t,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:en;function r(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}if(t=/^(\w+)\(([^\)]*)\)/.exec(e)){let i;const a=t[1],s=t[2];switch(a){case"rgb":case"rgba":if(i=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return r(i[4]),this.setRGB(Math.min(255,parseInt(i[1],10))/255,Math.min(255,parseInt(i[2],10))/255,Math.min(255,parseInt(i[3],10))/255,n);if(i=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return r(i[4]),this.setRGB(Math.min(100,parseInt(i[1],10))/100,Math.min(100,parseInt(i[2],10))/100,Math.min(100,parseInt(i[3],10))/100,n);break;case"hsl":case"hsla":if(i=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return r(i[4]),this.setHSL(parseFloat(i[1])/360,parseFloat(i[2])/100,parseFloat(i[3])/100,n);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(t=/^\#([A-Fa-f\d]+)$/.exec(e)){const r=t[1],i=r.length;if(3===i)return this.setRGB(parseInt(r.charAt(0),16)/15,parseInt(r.charAt(1),16)/15,parseInt(r.charAt(2),16)/15,n);if(6===i)return this.setHex(parseInt(r,16),n);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,n);return this}setColorName(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:en;const n=Qi[e.toLowerCase()];return void 0!==n?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=_r(e.r),this.g=_r(e.g),this.b=_r(e.b),this}copyLinearToSRGB(e){return this.r=xr(e.r),this.g=xr(e.g),this.b=xr(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:en;return yr.fromWorkingColorSpace(na.copy(this),e),65536*Math.round(Zn(255*na.r,0,255))+256*Math.round(Zn(255*na.g,0,255))+Math.round(Zn(255*na.b,0,255))}getHexString(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:en;return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:yr.workingColorSpace;yr.fromWorkingColorSpace(na.copy(this),t);const n=na.r,r=na.g,i=na.b,a=Math.max(n,r,i),s=Math.min(n,r,i);let o,l;const c=(s+a)/2;if(s===a)o=0,l=0;else{const e=a-s;switch(l=c<=.5?e/(a+s):e/(2-a-s),a){case n:o=(r-i)/e+(r<i?6:0);break;case r:o=(i-n)/e+2;break;case i:o=(n-r)/e+4}o/=6}return e.h=o,e.s=l,e.l=c,e}getRGB(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:yr.workingColorSpace;return yr.fromWorkingColorSpace(na.copy(this),t),e.r=na.r,e.g=na.g,e.b=na.b,e}getStyle(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:en;yr.fromWorkingColorSpace(na.copy(this),e);const t=na.r,n=na.g,r=na.b;return e!==en?"color(".concat(e," ").concat(t.toFixed(3)," ").concat(n.toFixed(3)," ").concat(r.toFixed(3),")"):"rgb(".concat(Math.round(255*t),",").concat(Math.round(255*n),",").concat(Math.round(255*r),")")}offsetHSL(e,t,n){return this.getHSL(Zi),this.setHSL(Zi.h+e,Zi.s+t,Zi.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(Zi),e.getHSL($i);const n=er(Zi.h,$i.h,t),r=er(Zi.s,$i.s,t),i=er(Zi.l,$i.l,t);return this.setHSL(n,r,i),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,r=this.b,i=e.elements;return this.r=i[0]*t+i[3]*n+i[6]*r,this.g=i[1]*t+i[4]*n+i[7]*r,this.b=i[2]*t+i[5]*n+i[8]*r,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const na=new ta;ta.NAMES=Qi;let ra=0;class ia extends Xn{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:ra++}),this.uuid=Qn(),this.name="",this.type="Material",this.blending=_,this.side=m,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=L,this.blendDst=D,this.blendEquation=M,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new ta(0,0,0),this.blendAlpha=0,this.depthFunc=J,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Mn,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=un,this.stencilZFail=un,this.stencilZPass=un,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!==e>0&&this.version++,this._alphaTest=e}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(void 0!==e)for(const t in e){const n=e[t];if(void 0===n){console.warn("THREE.Material: parameter '".concat(t,"' has value of undefined."));continue}const r=this[t];void 0!==r?r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[t]=n:console.warn("THREE.Material: '".concat(t,"' is not a property of THREE.").concat(this.type,"."))}}toJSON(e){const t=void 0===e||"string"===typeof e;t&&(e={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function r(e){const t=[];for(const n in e){const r=e[n];delete r.metadata,t.push(r)}return t}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(n.dispersion=this.dispersion),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapRotation&&(n.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==_&&(n.blending=this.blending),this.side!==m&&(n.side=this.side),!0===this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=!0),this.blendSrc!==L&&(n.blendSrc=this.blendSrc),this.blendDst!==D&&(n.blendDst=this.blendDst),this.blendEquation!==M&&(n.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(n.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(n.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==J&&(n.depthFunc=this.depthFunc),!1===this.depthTest&&(n.depthTest=this.depthTest),!1===this.depthWrite&&(n.depthWrite=this.depthWrite),!1===this.colorWrite&&(n.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==Mn&&(n.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(n.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==un&&(n.stencilFail=this.stencilFail),this.stencilZFail!==un&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==un&&(n.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(n.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaHash&&(n.alphaHash=!0),!0===this.alphaToCoverage&&(n.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=!0),!0===this.forceSinglePass&&(n.forceSinglePass=!0),!0===this.wireframe&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),t){const t=r(e.textures),i=r(e.images);t.length>0&&(n.textures=t),i.length>0&&(n.images=i)}return n}clone(){return(new this.constructor).copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(null!==t){const e=t.length;n=new Array(e);for(let r=0;r!==e;++r)n[r]=t[r].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){!0===e&&this.version++}onBuild(){console.warn("Material: onBuild() has been removed.")}onBeforeRender(){console.warn("Material: onBeforeRender() has been removed.")}}class aa extends ia{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new ta(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 Si,this.combine=Z,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const sa=oa();function oa(){const e=new ArrayBuffer(4),t=new Float32Array(e),n=new Uint32Array(e),r=new Uint32Array(512),i=new Uint32Array(512);for(let l=0;l<256;++l){const e=l-127;e<-27?(r[l]=0,r[256|l]=32768,i[l]=24,i[256|l]=24):e<-14?(r[l]=1024>>-e-14,r[256|l]=1024>>-e-14|32768,i[l]=-e-1,i[256|l]=-e-1):e<=15?(r[l]=e+15<<10,r[256|l]=e+15<<10|32768,i[l]=13,i[256|l]=13):e<128?(r[l]=31744,r[256|l]=64512,i[l]=24,i[256|l]=24):(r[l]=31744,r[256|l]=64512,i[l]=13,i[256|l]=13)}const a=new Uint32Array(2048),s=new Uint32Array(64),o=new Uint32Array(64);for(let l=1;l<1024;++l){let e=l<<13,t=0;for(;0===(8388608&e);)e<<=1,t-=8388608;e&=-8388609,t+=947912704,a[l]=e|t}for(let l=1024;l<2048;++l)a[l]=939524096+(l-1024<<13);for(let l=1;l<31;++l)s[l]=l<<23;s[31]=1199570944,s[32]=2147483648;for(let l=33;l<63;++l)s[l]=2147483648+(l-32<<23);s[63]=3347054592;for(let l=1;l<64;++l)32!==l&&(o[l]=1024);return{floatView:t,uint32View:n,baseTable:r,shiftTable:i,mantissaTable:a,exponentTable:s,offsetTable:o}}function la(e){Math.abs(e)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),e=Zn(e,-65504,65504),sa.floatView[0]=e;const t=sa.uint32View[0],n=t>>23&511;return sa.baseTable[n]+((8388607&t)>>sa.shiftTable[n])}function ca(e){const t=e>>10;return sa.uint32View[0]=sa.mantissaTable[sa.offsetTable[t]+(1023&e)]+sa.exponentTable[t],sa.floatView[0]}const ua={toHalfFloat:la,fromHalfFloat:ca},ha=new Nr,da=new ir;class pa{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=n,this.usage=Ln,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=Ne,this.version=0}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}get updateRange(){return pr("THREE.BufferAttribute: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let r=0,i=this.itemSize;r<i;r++)this.array[e+r]=t.array[n+r];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(2===this.itemSize)for(let t=0,n=this.count;t<n;t++)da.fromBufferAttribute(this,t),da.applyMatrix3(e),this.setXY(t,da.x,da.y);else if(3===this.itemSize)for(let t=0,n=this.count;t<n;t++)ha.fromBufferAttribute(this,t),ha.applyMatrix3(e),this.setXYZ(t,ha.x,ha.y,ha.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)ha.fromBufferAttribute(this,t),ha.applyMatrix4(e),this.setXYZ(t,ha.x,ha.y,ha.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)ha.fromBufferAttribute(this,t),ha.applyNormalMatrix(e),this.setXYZ(t,ha.x,ha.y,ha.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)ha.fromBufferAttribute(this,t),ha.transformDirection(e),this.setXYZ(t,ha.x,ha.y,ha.z);return this}set(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=tr(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=nr(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=tr(t,this.array)),t}setX(e,t){return this.normalized&&(t=nr(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=tr(t,this.array)),t}setY(e,t){return this.normalized&&(t=nr(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=tr(t,this.array)),t}setZ(e,t){return this.normalized&&(t=nr(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=tr(t,this.array)),t}setW(e,t){return this.normalized&&(t=nr(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=nr(t,this.array),n=nr(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,r){return e*=this.itemSize,this.normalized&&(t=nr(t,this.array),n=nr(n,this.array),r=nr(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this}setXYZW(e,t,n,r,i){return e*=this.itemSize,this.normalized&&(t=nr(t,this.array),n=nr(n,this.array),r=nr(r,this.array),i=nr(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this.array[e+3]=i,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(e.name=this.name),this.usage!==Ln&&(e.usage=this.usage),e}}class fa extends pa{constructor(e,t,n){super(new Int8Array(e),t,n)}}class ma extends pa{constructor(e,t,n){super(new Uint8Array(e),t,n)}}class ga extends pa{constructor(e,t,n){super(new Uint8ClampedArray(e),t,n)}}class va extends pa{constructor(e,t,n){super(new Int16Array(e),t,n)}}class ya extends pa{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class _a extends pa{constructor(e,t,n){super(new Int32Array(e),t,n)}}class xa extends pa{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class ba extends pa{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=ca(this.array[e*this.itemSize]);return this.normalized&&(t=tr(t,this.array)),t}setX(e,t){return this.normalized&&(t=nr(t,this.array)),this.array[e*this.itemSize]=la(t),this}getY(e){let t=ca(this.array[e*this.itemSize+1]);return this.normalized&&(t=tr(t,this.array)),t}setY(e,t){return this.normalized&&(t=nr(t,this.array)),this.array[e*this.itemSize+1]=la(t),this}getZ(e){let t=ca(this.array[e*this.itemSize+2]);return this.normalized&&(t=tr(t,this.array)),t}setZ(e,t){return this.normalized&&(t=nr(t,this.array)),this.array[e*this.itemSize+2]=la(t),this}getW(e){let t=ca(this.array[e*this.itemSize+3]);return this.normalized&&(t=tr(t,this.array)),t}setW(e,t){return this.normalized&&(t=nr(t,this.array)),this.array[e*this.itemSize+3]=la(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=nr(t,this.array),n=nr(n,this.array)),this.array[e+0]=la(t),this.array[e+1]=la(n),this}setXYZ(e,t,n,r){return e*=this.itemSize,this.normalized&&(t=nr(t,this.array),n=nr(n,this.array),r=nr(r,this.array)),this.array[e+0]=la(t),this.array[e+1]=la(n),this.array[e+2]=la(r),this}setXYZW(e,t,n,r,i){return e*=this.itemSize,this.normalized&&(t=nr(t,this.array),n=nr(n,this.array),r=nr(r,this.array),i=nr(i,this.array)),this.array[e+0]=la(t),this.array[e+1]=la(n),this.array[e+2]=la(r),this.array[e+3]=la(i),this}}class Sa extends pa{constructor(e,t,n){super(new Float32Array(e),t,n)}}let Aa=0;const Ma=new di,wa=new ki,Ea=new Nr,Ta=new kr,Ca=new kr,Ra=new Nr;class Ba extends Xn{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Aa++}),this.uuid=Qn(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(or(e)?xa:ya)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return void 0!==this.attributes[e]}addGroup(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const t=(new ar).getNormalMatrix(e);n.applyNormalMatrix(t),n.needsUpdate=!0}const r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(e),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(e){return Ma.makeRotationFromQuaternion(e),this.applyMatrix4(Ma),this}rotateX(e){return Ma.makeRotationX(e),this.applyMatrix4(Ma),this}rotateY(e){return Ma.makeRotationY(e),this.applyMatrix4(Ma),this}rotateZ(e){return Ma.makeRotationZ(e),this.applyMatrix4(Ma),this}translate(e,t,n){return Ma.makeTranslation(e,t,n),this.applyMatrix4(Ma),this}scale(e,t,n){return Ma.makeScale(e,t,n),this.applyMatrix4(Ma),this}lookAt(e){return wa.lookAt(e),wa.updateMatrix(),this.applyMatrix4(wa.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ea).negate(),this.translate(Ea.x,Ea.y,Ea.z),this}setFromPoints(e){const t=[];for(let n=0,r=e.length;n<r;n++){const r=e[n];t.push(r.x,r.y,r.z||0)}return this.setAttribute("position",new Sa(t,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new kr);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Nr(-1/0,-1/0,-1/0),new Nr(1/0,1/0,1/0));if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,r=t.length;n<r;n++){const e=t[n];Ta.setFromBufferAttribute(e),this.morphTargetsRelative?(Ra.addVectors(this.boundingBox.min,Ta.min),this.boundingBox.expandByPoint(Ra),Ra.addVectors(this.boundingBox.max,Ta.max),this.boundingBox.expandByPoint(Ra)):(this.boundingBox.expandByPoint(Ta.min),this.boundingBox.expandByPoint(Ta.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new ri);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),void this.boundingSphere.set(new Nr,1/0);if(e){const n=this.boundingSphere.center;if(Ta.setFromBufferAttribute(e),t)for(let e=0,i=t.length;e<i;e++){const n=t[e];Ca.setFromBufferAttribute(n),this.morphTargetsRelative?(Ra.addVectors(Ta.min,Ca.min),Ta.expandByPoint(Ra),Ra.addVectors(Ta.max,Ca.max),Ta.expandByPoint(Ra)):(Ta.expandByPoint(Ca.min),Ta.expandByPoint(Ca.max))}Ta.getCenter(n);let r=0;for(let t=0,i=e.count;t<i;t++)Ra.fromBufferAttribute(e,t),r=Math.max(r,n.distanceToSquared(Ra));if(t)for(let i=0,a=t.length;i<a;i++){const a=t[i],s=this.morphTargetsRelative;for(let t=0,i=a.count;t<i;t++)Ra.fromBufferAttribute(a,t),s&&(Ea.fromBufferAttribute(e,t),Ra.add(Ea)),r=Math.max(r,n.distanceToSquared(Ra))}this.boundingSphere.radius=Math.sqrt(r),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const e=this.index,t=this.attributes;if(null===e||void 0===t.position||void 0===t.normal||void 0===t.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=t.position,r=t.normal,i=t.uv;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new pa(new Float32Array(4*n.count),4));const a=this.getAttribute("tangent"),s=[],o=[];for(let A=0;A<n.count;A++)s[A]=new Nr,o[A]=new Nr;const l=new Nr,c=new Nr,u=new Nr,h=new ir,d=new ir,p=new ir,f=new Nr,m=new Nr;function g(e,t,r){l.fromBufferAttribute(n,e),c.fromBufferAttribute(n,t),u.fromBufferAttribute(n,r),h.fromBufferAttribute(i,e),d.fromBufferAttribute(i,t),p.fromBufferAttribute(i,r),c.sub(l),u.sub(l),d.sub(h),p.sub(h);const a=1/(d.x*p.y-p.x*d.y);isFinite(a)&&(f.copy(c).multiplyScalar(p.y).addScaledVector(u,-d.y).multiplyScalar(a),m.copy(u).multiplyScalar(d.x).addScaledVector(c,-p.x).multiplyScalar(a),s[e].add(f),s[t].add(f),s[r].add(f),o[e].add(m),o[t].add(m),o[r].add(m))}let v=this.groups;0===v.length&&(v=[{start:0,count:e.count}]);for(let A=0,M=v.length;A<M;++A){const t=v[A],n=t.start;for(let r=n,i=n+t.count;r<i;r+=3)g(e.getX(r+0),e.getX(r+1),e.getX(r+2))}const y=new Nr,_=new Nr,x=new Nr,b=new Nr;function S(e){x.fromBufferAttribute(r,e),b.copy(x);const t=s[e];y.copy(t),y.sub(x.multiplyScalar(x.dot(t))).normalize(),_.crossVectors(b,t);const n=_.dot(o[e])<0?-1:1;a.setXYZW(e,y.x,y.y,y.z,n)}for(let A=0,M=v.length;A<M;++A){const t=v[A],n=t.start;for(let r=n,i=n+t.count;r<i;r+=3)S(e.getX(r+0)),S(e.getX(r+1)),S(e.getX(r+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(void 0!==t){let n=this.getAttribute("normal");if(void 0===n)n=new pa(new Float32Array(3*t.count),3),this.setAttribute("normal",n);else for(let e=0,t=n.count;e<t;e++)n.setXYZ(e,0,0,0);const r=new Nr,i=new Nr,a=new Nr,s=new Nr,o=new Nr,l=new Nr,c=new Nr,u=new Nr;if(e)for(let h=0,d=e.count;h<d;h+=3){const d=e.getX(h+0),p=e.getX(h+1),f=e.getX(h+2);r.fromBufferAttribute(t,d),i.fromBufferAttribute(t,p),a.fromBufferAttribute(t,f),c.subVectors(a,i),u.subVectors(r,i),c.cross(u),s.fromBufferAttribute(n,d),o.fromBufferAttribute(n,p),l.fromBufferAttribute(n,f),s.add(c),o.add(c),l.add(c),n.setXYZ(d,s.x,s.y,s.z),n.setXYZ(p,o.x,o.y,o.z),n.setXYZ(f,l.x,l.y,l.z)}else for(let e=0,h=t.count;e<h;e+=3)r.fromBufferAttribute(t,e+0),i.fromBufferAttribute(t,e+1),a.fromBufferAttribute(t,e+2),c.subVectors(a,i),u.subVectors(r,i),c.cross(u),n.setXYZ(e+0,c.x,c.y,c.z),n.setXYZ(e+1,c.x,c.y,c.z),n.setXYZ(e+2,c.x,c.y,c.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Ra.fromBufferAttribute(e,t),Ra.normalize(),e.setXYZ(t,Ra.x,Ra.y,Ra.z)}toNonIndexed(){function e(e,t){const n=e.array,r=e.itemSize,i=e.normalized,a=new n.constructor(t.length*r);let s=0,o=0;for(let l=0,c=t.length;l<c;l++){s=e.isInterleavedBufferAttribute?t[l]*e.data.stride+e.offset:t[l]*r;for(let e=0;e<r;e++)a[o++]=n[s++]}return new pa(a,r,i)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Ba,n=this.index.array,r=this.attributes;for(const s in r){const i=e(r[s],n);t.setAttribute(s,i)}const i=this.morphAttributes;for(const s in i){const r=[],a=i[s];for(let t=0,i=a.length;t<i;t++){const i=e(a[t],n);r.push(i)}t.morphAttributes[s]=r}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let s=0,o=a.length;s<o;s++){const e=a[s];t.addGroup(e.start,e.count,e.materialIndex)}return t}toJSON(){const e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){const t=this.parameters;for(const n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};const t=this.index;null!==t&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const o in n){const t=n[o];e.data.attributes[o]=t.toJSON(e.data)}const r={};let i=!1;for(const o in this.morphAttributes){const t=this.morphAttributes[o],n=[];for(let r=0,i=t.length;r<i;r++){const i=t[r];n.push(i.toJSON(e.data))}n.length>0&&(r[o]=n,i=!0)}i&&(e.data.morphAttributes=r,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const s=this.boundingSphere;return null!==s&&(e.data.boundingSphere={center:s.center.toArray(),radius:s.radius}),e}clone(){return(new this.constructor).copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;null!==n&&this.setIndex(n.clone(t));const r=e.attributes;for(const l in r){const e=r[l];this.setAttribute(l,e.clone(t))}const i=e.morphAttributes;for(const l in i){const e=[],n=i[l];for(let r=0,i=n.length;r<i;r++)e.push(n[r].clone(t));this.morphAttributes[l]=e}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let l=0,c=a.length;l<c;l++){const e=a[l];this.addGroup(e.start,e.count,e.materialIndex)}const s=e.boundingBox;null!==s&&(this.boundingBox=s.clone());const o=e.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Pa=new di,Ia=new hi,La=new ri,Da=new Nr,Ua=new Nr,Na=new Nr,Fa=new Nr,Oa=new Nr,ka=new Nr,za=new ir,Ha=new ir,Ga=new ir,Va=new Nr,Wa=new Nr,ja=new Nr,Xa=new Nr,Ja=new Nr;class Ka extends ki{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ba,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new aa;super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}getVertexPosition(e,t){const n=this.geometry,r=n.attributes.position,i=n.morphAttributes.position,a=n.morphTargetsRelative;t.fromBufferAttribute(r,e);const s=this.morphTargetInfluences;if(i&&s){ka.set(0,0,0);for(let n=0,r=i.length;n<r;n++){const r=s[n],o=i[n];0!==r&&(Oa.fromBufferAttribute(o,e),a?ka.addScaledVector(Oa,r):ka.addScaledVector(Oa.sub(t),r))}t.add(ka)}return t}raycast(e,t){const n=this.geometry,r=this.material,i=this.matrixWorld;if(void 0!==r){if(null===n.boundingSphere&&n.computeBoundingSphere(),La.copy(n.boundingSphere),La.applyMatrix4(i),Ia.copy(e.ray).recast(e.near),!1===La.containsPoint(Ia.origin)){if(null===Ia.intersectSphere(La,Da))return;if(Ia.origin.distanceToSquared(Da)>(e.far-e.near)**2)return}Pa.copy(i).invert(),Ia.copy(e.ray).applyMatrix4(Pa),null!==n.boundingBox&&!1===Ia.intersectsBox(n.boundingBox)||this._computeIntersections(e,t,Ia)}}_computeIntersections(e,t,n){let r;const i=this.geometry,a=this.material,s=i.index,o=i.attributes.position,l=i.attributes.uv,c=i.attributes.uv1,u=i.attributes.normal,h=i.groups,d=i.drawRange;if(null!==s)if(Array.isArray(a))for(let p=0,f=h.length;p<f;p++){const i=h[p],o=a[i.materialIndex];for(let a=Math.max(i.start,d.start),h=Math.min(s.count,Math.min(i.start+i.count,d.start+d.count));a<h;a+=3){r=Ya(this,o,e,n,l,c,u,s.getX(a),s.getX(a+1),s.getX(a+2)),r&&(r.faceIndex=Math.floor(a/3),r.face.materialIndex=i.materialIndex,t.push(r))}}else{for(let i=Math.max(0,d.start),o=Math.min(s.count,d.start+d.count);i<o;i+=3){r=Ya(this,a,e,n,l,c,u,s.getX(i),s.getX(i+1),s.getX(i+2)),r&&(r.faceIndex=Math.floor(i/3),t.push(r))}}else if(void 0!==o)if(Array.isArray(a))for(let p=0,f=h.length;p<f;p++){const i=h[p],s=a[i.materialIndex];for(let a=Math.max(i.start,d.start),h=Math.min(o.count,Math.min(i.start+i.count,d.start+d.count));a<h;a+=3){r=Ya(this,s,e,n,l,c,u,a,a+1,a+2),r&&(r.faceIndex=Math.floor(a/3),r.face.materialIndex=i.materialIndex,t.push(r))}}else{for(let i=Math.max(0,d.start),s=Math.min(o.count,d.start+d.count);i<s;i+=3){r=Ya(this,a,e,n,l,c,u,i,i+1,i+2),r&&(r.faceIndex=Math.floor(i/3),t.push(r))}}}}function Ya(e,t,n,r,i,a,s,o,l,c){e.getVertexPosition(o,Ua),e.getVertexPosition(l,Na),e.getVertexPosition(c,Fa);const u=function(e,t,n,r,i,a,s,o){let l;if(l=t.side===g?r.intersectTriangle(s,a,i,!0,o):r.intersectTriangle(i,a,s,t.side===m,o),null===l)return null;Ja.copy(o),Ja.applyMatrix4(e.matrixWorld);const c=n.ray.origin.distanceTo(Ja);return c<n.near||c>n.far?null:{distance:c,point:Ja.clone(),object:e}}(e,t,n,r,Ua,Na,Fa,Xa);if(u){i&&(za.fromBufferAttribute(i,o),Ha.fromBufferAttribute(i,l),Ga.fromBufferAttribute(i,c),u.uv=qi.getInterpolation(Xa,Ua,Na,Fa,za,Ha,Ga,new ir)),a&&(za.fromBufferAttribute(a,o),Ha.fromBufferAttribute(a,l),Ga.fromBufferAttribute(a,c),u.uv1=qi.getInterpolation(Xa,Ua,Na,Fa,za,Ha,Ga,new ir)),s&&(Va.fromBufferAttribute(s,o),Wa.fromBufferAttribute(s,l),ja.fromBufferAttribute(s,c),u.normal=qi.getInterpolation(Xa,Ua,Na,Fa,Va,Wa,ja,new Nr),u.normal.dot(r.direction)>0&&u.normal.multiplyScalar(-1));const e={a:o,b:l,c:c,normal:new Nr,materialIndex:0};qi.getNormal(Ua,Na,Fa,e.normal),u.face=e}return u}class qa extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:1;super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:r,heightSegments:i,depthSegments:a};const s=this;r=Math.floor(r),i=Math.floor(i),a=Math.floor(a);const o=[],l=[],c=[],u=[];let h=0,d=0;function p(e,t,n,r,i,a,p,f,m,g,v){const y=a/m,_=p/g,x=a/2,b=p/2,S=f/2,A=m+1,M=g+1;let w=0,E=0;const T=new Nr;for(let s=0;s<M;s++){const a=s*_-b;for(let o=0;o<A;o++){const h=o*y-x;T[e]=h*r,T[t]=a*i,T[n]=S,l.push(T.x,T.y,T.z),T[e]=0,T[t]=0,T[n]=f>0?1:-1,c.push(T.x,T.y,T.z),u.push(o/m),u.push(1-s/g),w+=1}}for(let s=0;s<g;s++)for(let e=0;e<m;e++){const t=h+e+A*s,n=h+e+A*(s+1),r=h+(e+1)+A*(s+1),i=h+(e+1)+A*s;o.push(t,n,i),o.push(n,r,i),E+=6}s.addGroup(d,E,v),d+=E,h+=w}p("z","y","x",-1,-1,n,t,e,a,i,0),p("z","y","x",1,-1,n,t,-e,a,i,1),p("x","z","y",1,1,e,n,t,r,a,2),p("x","z","y",1,-1,e,n,-t,r,a,3),p("x","y","z",1,-1,e,t,n,r,i,4),p("x","y","z",-1,-1,e,t,-n,r,i,5),this.setIndex(o),this.setAttribute("position",new Sa(l,3)),this.setAttribute("normal",new Sa(c,3)),this.setAttribute("uv",new Sa(u,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new qa(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Qa(e){const t={};for(const n in e){t[n]={};for(const r in e[n]){const i=e[n][r];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),t[n][r]=null):t[n][r]=i.clone():Array.isArray(i)?t[n][r]=i.slice():t[n][r]=i}}return t}function Za(e){const t={};for(let n=0;n<e.length;n++){const r=Qa(e[n]);for(const e in r)t[e]=r[e]}return t}function $a(e){const t=e.getRenderTarget();return null===t?e.outputColorSpace:!0===t.isXRRenderTarget?t.texture.colorSpace:yr.workingColorSpace}const es={clone:Qa,merge:Za};class ts extends ia{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.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,void 0!==e&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Qa(e.uniforms),this.uniformsGroups=function(e){const t=[];for(let n=0;n<e.length;n++)t.push(e[n].clone());return t}(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const r in this.uniforms){const n=this.uniforms[r].value;n&&n.isTexture?t.uniforms[r]={type:"t",value:n.toJSON(e).uuid}:n&&n.isColor?t.uniforms[r]={type:"c",value:n.getHex()}:n&&n.isVector2?t.uniforms[r]={type:"v2",value:n.toArray()}:n&&n.isVector3?t.uniforms[r]={type:"v3",value:n.toArray()}:n&&n.isVector4?t.uniforms[r]={type:"v4",value:n.toArray()}:n&&n.isMatrix3?t.uniforms[r]={type:"m3",value:n.toArray()}:n&&n.isMatrix4?t.uniforms[r]={type:"m4",value:n.toArray()}:t.uniforms[r]={value:n}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const n={};for(const r in this.extensions)!0===this.extensions[r]&&(n[r]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class ns extends ki{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new di,this.projectionMatrix=new di,this.projectionMatrixInverse=new di,this.coordinateSystem=Wn}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}const rs=new Nr,is=new ir,as=new ir;class ss extends ns{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:50,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2e3;super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=r,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=2*qn*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(.5*Yn*this.fov);return.5*this.getFilmHeight()/e}getEffectiveFOV(){return 2*qn*Math.atan(Math.tan(.5*Yn*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,n){rs.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(rs.x,rs.y).multiplyScalar(-e/rs.z),rs.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(rs.x,rs.y).multiplyScalar(-e/rs.z)}getViewSize(e,t){return this.getViewBounds(e,is,as),t.subVectors(as,is)}setViewOffset(e,t,n,r,i,a){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(.5*Yn*this.fov)/this.zoom,n=2*t,r=this.aspect*n,i=-.5*r;const a=this.view;if(null!==this.view&&this.view.enabled){const e=a.fullWidth,s=a.fullHeight;i+=a.offsetX*r/e,t-=a.offsetY*n/s,r*=a.width/e,n*=a.height/s}const s=this.filmOffset;0!==s&&(i+=e*s/this.getFilmWidth()),this.projectionMatrix.makePerspective(i,i+r,t,t-n,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const os=-90;class ls extends ki{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const r=new ss(os,1,e,t);r.layers=this.layers,this.add(r);const i=new ss(os,1,e,t);i.layers=this.layers,this.add(i);const a=new ss(os,1,e,t);a.layers=this.layers,this.add(a);const s=new ss(os,1,e,t);s.layers=this.layers,this.add(s);const o=new ss(os,1,e,t);o.layers=this.layers,this.add(o);const l=new ss(os,1,e,t);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,r,i,a,s,o]=t;for(const l of t)this.remove(l);if(e===Wn)n.up.set(0,1,0),n.lookAt(1,0,0),r.up.set(0,1,0),r.lookAt(-1,0,0),i.up.set(0,0,-1),i.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),s.up.set(0,1,0),s.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(e!==jn)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);n.up.set(0,-1,0),n.lookAt(-1,0,0),r.up.set(0,-1,0),r.lookAt(1,0,0),i.up.set(0,0,1),i.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),s.up.set(0,-1,0),s.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const l of t)this.add(l),l.updateMatrixWorld()}update(e,t){null===this.parent&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:r}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[i,a,s,o,l,c]=this.children,u=e.getRenderTarget(),h=e.getActiveCubeFace(),d=e.getActiveMipmapLevel(),p=e.xr.enabled;e.xr.enabled=!1;const f=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,r),e.render(t,i),e.setRenderTarget(n,1,r),e.render(t,a),e.setRenderTarget(n,2,r),e.render(t,s),e.setRenderTarget(n,3,r),e.render(t,o),e.setRenderTarget(n,4,r),e.render(t,l),n.texture.generateMipmaps=f,e.setRenderTarget(n,5,r),e.render(t,c),e.setRenderTarget(u,h,d),e.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}class cs extends Tr{constructor(e,t,n,r,i,a,s,o,l,c){super(e=void 0!==e?e:[],t=void 0!==t?t:de,n,r,i,a,s,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class us extends Br{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},r=[n,n,n,n,n,n];this.texture=new cs(r,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==t.generateMipmaps&&t.generateMipmaps,this.texture.minFilter=void 0!==t.minFilter?t.minFilter:we}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={tEquirect:{value:null}},r="\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",i="\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t",a=new qa(5,5,5),s=new ts({name:"CubemapFromEquirect",uniforms:Qa(n),vertexShader:r,fragmentShader:i,side:g,blending:y});s.uniforms.tEquirect.value=t;const o=new Ka(a,s),l=t.minFilter;t.minFilter===Ce&&(t.minFilter=we);return new ls(1,10,this).update(e,o),t.minFilter=l,o.geometry.dispose(),o.material.dispose(),this}clear(e,t,n,r){const i=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,n,r);e.setRenderTarget(i)}}const hs=new Nr,ds=new Nr,ps=new ar;class fs{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Nr(1,0,0),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,r){return this.normal.set(e,t,n),this.constant=r,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const r=hs.subVectors(n,t).cross(ds.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(r,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(hs),r=this.normal.dot(n);if(0===r)return 0===this.distanceToPoint(e.start)?t.copy(e.start):null;const i=-(e.start.dot(this.normal)+this.constant)/r;return i<0||i>1?null:t.copy(e.start).addScaledVector(n,i)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||ps.getNormalMatrix(e),r=this.coplanarPoint(hs).applyMatrix4(e),i=this.normal.applyMatrix3(n).normalize();return this.constant=-r.dot(i),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const ms=new ri,gs=new Nr;class vs{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new fs,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new fs,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new fs,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new fs,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:new fs,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:new fs;this.planes=[e,t,n,r,i,a]}set(e,t,n,r,i,a){const s=this.planes;return s[0].copy(e),s[1].copy(t),s[2].copy(n),s[3].copy(r),s[4].copy(i),s[5].copy(a),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Wn;const n=this.planes,r=e.elements,i=r[0],a=r[1],s=r[2],o=r[3],l=r[4],c=r[5],u=r[6],h=r[7],d=r[8],p=r[9],f=r[10],m=r[11],g=r[12],v=r[13],y=r[14],_=r[15];if(n[0].setComponents(o-i,h-l,m-d,_-g).normalize(),n[1].setComponents(o+i,h+l,m+d,_+g).normalize(),n[2].setComponents(o+a,h+c,m+p,_+v).normalize(),n[3].setComponents(o-a,h-c,m-p,_-v).normalize(),n[4].setComponents(o-s,h-u,m-f,_-y).normalize(),t===Wn)n[5].setComponents(o+s,h+u,m+f,_+y).normalize();else{if(t!==jn)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);n[5].setComponents(s,u,f,y).normalize()}return this}intersectsObject(e){if(void 0!==e.boundingSphere)null===e.boundingSphere&&e.computeBoundingSphere(),ms.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;null===t.boundingSphere&&t.computeBoundingSphere(),ms.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(ms)}intersectsSprite(e){return ms.center.set(0,0,0),ms.radius=.7071067811865476,ms.applyMatrix4(e.matrixWorld),this.intersectsSphere(ms)}intersectsSphere(e){const t=this.planes,n=e.center,r=-e.radius;for(let i=0;i<6;i++){if(t[i].distanceToPoint(n)<r)return!1}return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const r=t[n];if(gs.x=r.normal.x>0?e.max.x:e.min.x,gs.y=r.normal.y>0?e.max.y:e.min.y,gs.z=r.normal.z>0?e.max.z:e.min.z,r.distanceToPoint(gs)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function ys(){let e=null,t=!1,n=null,r=null;function i(t,a){n(t,a),r=e.requestAnimationFrame(i)}return{start:function(){!0!==t&&null!==n&&(r=e.requestAnimationFrame(i),t=!0)},stop:function(){e.cancelAnimationFrame(r),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function _s(e){const t=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),t.get(e)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);const r=t.get(n);r&&(e.deleteBuffer(r.buffer),t.delete(n))},update:function(n,r){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){const e=t.get(n);return void((!e||e.version<n.version)&&t.set(n,{buffer:n.buffer,type:n.type,bytesPerElement:n.elementSize,version:n.version}))}const i=t.get(n);if(void 0===i)t.set(n,function(t,n){const r=t.array,i=t.usage,a=r.byteLength,s=e.createBuffer();let o;if(e.bindBuffer(n,s),e.bufferData(n,r,i),t.onUploadCallback(),r instanceof Float32Array)o=e.FLOAT;else if(r instanceof Uint16Array)o=t.isFloat16BufferAttribute?e.HALF_FLOAT:e.UNSIGNED_SHORT;else if(r instanceof Int16Array)o=e.SHORT;else if(r instanceof Uint32Array)o=e.UNSIGNED_INT;else if(r instanceof Int32Array)o=e.INT;else if(r instanceof Int8Array)o=e.BYTE;else if(r instanceof Uint8Array)o=e.UNSIGNED_BYTE;else{if(!(r instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+r);o=e.UNSIGNED_BYTE}return{buffer:s,type:o,bytesPerElement:r.BYTES_PER_ELEMENT,version:t.version,size:a}}(n,r));else if(i.version<n.version){if(i.size!==n.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.");!function(t,n,r){const i=n.array,a=n._updateRange,s=n.updateRanges;if(e.bindBuffer(r,t),-1===a.count&&0===s.length&&e.bufferSubData(r,0,i),0!==s.length){for(let t=0,n=s.length;t<n;t++){const n=s[t];e.bufferSubData(r,n.start*i.BYTES_PER_ELEMENT,i,n.start,n.count)}n.clearUpdateRanges()}-1!==a.count&&(e.bufferSubData(r,a.offset*i.BYTES_PER_ELEMENT,i,a.offset,a.count),a.count=-1),n.onUploadCallback()}(i.buffer,n,r),i.version=n.version}}}}class xs extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:r};const i=e/2,a=t/2,s=Math.floor(n),o=Math.floor(r),l=s+1,c=o+1,u=e/s,h=t/o,d=[],p=[],f=[],m=[];for(let g=0;g<c;g++){const e=g*h-a;for(let t=0;t<l;t++){const n=t*u-i;p.push(n,-e,0),f.push(0,0,1),m.push(t/s),m.push(1-g/o)}}for(let g=0;g<o;g++)for(let e=0;e<s;e++){const t=e+l*g,n=e+l*(g+1),r=e+1+l*(g+1),i=e+1+l*g;d.push(t,n,i),d.push(n,r,i)}this.setIndex(d),this.setAttribute("position",new Sa(p,3)),this.setAttribute("normal",new Sa(f,3)),this.setAttribute("uv",new Sa(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new xs(e.width,e.height,e.widthSegments,e.heightSegments)}}const bs={alphahash_fragment:"#ifdef USE_ALPHAHASH\n\tif ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",alphahash_pars_fragment:"#ifdef USE_ALPHAHASH\n\tconst float ALPHA_HASH_SCALE = 0.05;\n\tfloat hash2D( vec2 value ) {\n\t\treturn fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n\t}\n\tfloat hash3D( vec3 value ) {\n\t\treturn hash2D( vec2( hash2D( value.xy ), value.z ) );\n\t}\n\tfloat getAlphaHashThreshold( vec3 position ) {\n\t\tfloat maxDeriv = max(\n\t\t\tlength( dFdx( position.xyz ) ),\n\t\t\tlength( dFdy( position.xyz ) )\n\t\t);\n\t\tfloat pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n\t\tvec2 pixScales = vec2(\n\t\t\texp2( floor( log2( pixScale ) ) ),\n\t\t\texp2( ceil( log2( pixScale ) ) )\n\t\t);\n\t\tvec2 alpha = vec2(\n\t\t\thash3D( floor( pixScales.x * position.xyz ) ),\n\t\t\thash3D( floor( pixScales.y * position.xyz ) )\n\t\t);\n\t\tfloat lerpFactor = fract( log2( pixScale ) );\n\t\tfloat x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n\t\tfloat a = min( lerpFactor, 1.0 - lerpFactor );\n\t\tvec3 cases = vec3(\n\t\t\tx * x / ( 2.0 * a * ( 1.0 - a ) ),\n\t\t\t( x - 0.5 * a ) / ( 1.0 - a ),\n\t\t\t1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n\t\t);\n\t\tfloat threshold = ( x < ( 1.0 - a ) )\n\t\t\t? ( ( x < a ) ? cases.x : cases.y )\n\t\t\t: cases.z;\n\t\treturn clamp( threshold , 1.0e-6, 1.0 );\n\t}\n#endif",alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\t#ifdef ALPHA_TO_COVERAGE\n\tdiffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );\n\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\tif ( diffuseColor.a < alphaTest ) discard;\n\t#endif\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_CLEARCOAT ) \n\t\tclearcoatSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_SHEEN ) \n\t\tsheenSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometryNormal, geometryViewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",batching_pars_vertex:"#ifdef USE_BATCHING\n\t#if ! defined( GL_ANGLE_multi_draw )\n\t#define gl_DrawID _gl_DrawID\n\tuniform int _gl_DrawID;\n\t#endif\n\tuniform highp sampler2D batchingTexture;\n\tuniform highp usampler2D batchingIdTexture;\n\tmat4 getBatchingMatrix( const in float i ) {\n\t\tint size = textureSize( batchingTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n\tfloat getIndirectIndex( const in int i ) {\n\t\tint size = textureSize( batchingIdTexture, 0 ).x;\n\t\tint x = i % size;\n\t\tint y = i / size;\n\t\treturn float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );\n\t}\n#endif\n#ifdef USE_BATCHING_COLOR\n\tuniform sampler2D batchingColorTexture;\n\tvec3 getBatchingColor( const in float i ) {\n\t\tint size = textureSize( batchingColorTexture, 0 ).x;\n\t\tint j = int( i );\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\treturn texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;\n\t}\n#endif",batching_vertex:"#ifdef USE_BATCHING\n\tmat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );\n#endif",begin_vertex:"vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n\tvPosition = vec3( position );\n#endif",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"float G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n} // validated",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,  0.0556434,\n\t\t-1.5371385,  1.8760108, -0.2040259,\n\t\t-0.4985314,  0.0415560,  1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\treturn vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vBumpMapUv );\n\t\tvec2 dSTdy = dFdy( vBumpMapUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );\n\t\tvec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"\nconst mat3 LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 = mat3(\n\tvec3( 0.8224621, 0.177538, 0.0 ),\n\tvec3( 0.0331941, 0.9668058, 0.0 ),\n\tvec3( 0.0170827, 0.0723974, 0.9105199 )\n);\nconst mat3 LINEAR_DISPLAY_P3_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.2249401, - 0.2249404, 0.0 ),\n\tvec3( - 0.0420569, 1.0420571, 0.0 ),\n\tvec3( - 0.0196376, - 0.0786361, 1.0982735 )\n);\nvec4 LinearSRGBToLinearDisplayP3( in vec4 value ) {\n\treturn vec4( value.rgb * LINEAR_SRGB_TO_LINEAR_DISPLAY_P3, value.a );\n}\nvec4 LinearDisplayP3ToLinearSRGB( in vec4 value ) {\n\treturn vec4( value.rgb * LINEAR_DISPLAY_P3_TO_LINEAR_SRGB, value.a );\n}\nvec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n    float x2 = x * x;\n    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat 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 ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid 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 ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w );\n\t\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\t\n\t\tfloat lightToPositionLength = length( lightToPosition );\n\t\tif ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t\t) * ( 1.0 / 9.0 );\n\t\t\t#else\n\t\t\t\tshadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t\n\t\t#else\n\t\t\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",depth_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_lambert_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <iridescence_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}"},Ss={common:{diffuse:{value:new ta(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new ar},alphaMap:{value:null},alphaMapTransform:{value:new ar},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new ar}},envmap:{envMap:{value:null},envMapRotation:{value:new ar},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new ar}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new ar}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new ar},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new ar},normalScale:{value:new ir(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new ar},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new ar}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new ar}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new ar}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new ta(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new ta(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new ar},alphaTest:{value:0},uvTransform:{value:new ar}},sprite:{diffuse:{value:new ta(16777215)},opacity:{value:1},center:{value:new ir(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new ar},alphaMap:{value:null},alphaMapTransform:{value:new ar},alphaTest:{value:0}}},As={basic:{uniforms:Za([Ss.common,Ss.specularmap,Ss.envmap,Ss.aomap,Ss.lightmap,Ss.fog]),vertexShader:bs.meshbasic_vert,fragmentShader:bs.meshbasic_frag},lambert:{uniforms:Za([Ss.common,Ss.specularmap,Ss.envmap,Ss.aomap,Ss.lightmap,Ss.emissivemap,Ss.bumpmap,Ss.normalmap,Ss.displacementmap,Ss.fog,Ss.lights,{emissive:{value:new ta(0)}}]),vertexShader:bs.meshlambert_vert,fragmentShader:bs.meshlambert_frag},phong:{uniforms:Za([Ss.common,Ss.specularmap,Ss.envmap,Ss.aomap,Ss.lightmap,Ss.emissivemap,Ss.bumpmap,Ss.normalmap,Ss.displacementmap,Ss.fog,Ss.lights,{emissive:{value:new ta(0)},specular:{value:new ta(1118481)},shininess:{value:30}}]),vertexShader:bs.meshphong_vert,fragmentShader:bs.meshphong_frag},standard:{uniforms:Za([Ss.common,Ss.envmap,Ss.aomap,Ss.lightmap,Ss.emissivemap,Ss.bumpmap,Ss.normalmap,Ss.displacementmap,Ss.roughnessmap,Ss.metalnessmap,Ss.fog,Ss.lights,{emissive:{value:new ta(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:bs.meshphysical_vert,fragmentShader:bs.meshphysical_frag},toon:{uniforms:Za([Ss.common,Ss.aomap,Ss.lightmap,Ss.emissivemap,Ss.bumpmap,Ss.normalmap,Ss.displacementmap,Ss.gradientmap,Ss.fog,Ss.lights,{emissive:{value:new 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0!==arguments[5]?arguments[5]:2e3;super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=n,this.bottom=r,this.near=i,this.far=a,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=null===e.view?null:Object.assign({},e.view),this}setViewOffset(e,t,n,r,i,a){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,r=(this.top+this.bottom)/2;let i=n-e,a=n+e,s=r+t,o=r-t;if(null!==this.view&&this.view.enabled){const e=(this.right-this.left)/this.view.fullWidth/this.zoom,t=(this.top-this.bottom)/this.view.fullHeight/this.zoom;i+=e*this.view.offsetX,a=i+e*this.view.width,s-=t*this.view.offsetY,o=s-t*this.view.height}this.projectionMatrix.makeOrthographic(i,a,s,o,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,null!==this.view&&(t.object.view=Object.assign({},this.view)),t}}const Ds=[.125,.215,.35,.446,.526,.582],Us=20,Ns=new Ls,Fs=new ta;let Os=null,ks=0,zs=0,Hs=!1;const Gs=(1+Math.sqrt(5))/2,Vs=1/Gs,Ws=[new Nr(-Gs,Vs,0),new Nr(Gs,Vs,0),new Nr(-Vs,0,Gs),new Nr(Vs,0,Gs),new Nr(0,Gs,-Vs),new Nr(0,Gs,Vs),new Nr(-1,1,-1),new Nr(1,1,-1),new Nr(-1,1,1),new Nr(1,1,1)];class js{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:100;Os=this._renderer.getRenderTarget(),ks=this._renderer.getActiveCubeFace(),zs=this._renderer.getActiveMipmapLevel(),Hs=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(256);const i=this._allocateTargets();return i.depthBuffer=!0,this._sceneToCubeUV(e,n,r,i),t>0&&this._blur(i,0,0,t),this._applyPMREM(i),this._cleanup(i),i}fromEquirectangular(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return this._fromTexture(e,t)}fromCubemap(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Ys(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Ks(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(Os,ks,zs),this._renderer.xr.enabled=Hs,e.scissorTest=!1,Js(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===de||e.mapping===pe?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),Os=this._renderer.getRenderTarget(),ks=this._renderer.getActiveCubeFace(),zs=this._renderer.getActiveMipmapLevel(),Hs=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:we,minFilter:we,generateMipmaps:!1,type:Fe,format:We,colorSpace:tn,depthBuffer:!1},r=Xs(e,t,n);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=Xs(e,t,n);const{_lodMax:r}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=function(e){const t=[],n=[],r=[];let i=e;const a=e-4+1+Ds.length;for(let s=0;s<a;s++){const a=Math.pow(2,i);n.push(a);let o=1/a;s>e-4?o=Ds[s-e+4-1]:0===s&&(o=0),r.push(o);const l=1/(a-2),c=-l,u=1+l,h=[c,c,u,c,u,u,c,c,u,u,c,u],d=6,p=6,f=3,m=2,g=1,v=new Float32Array(f*p*d),y=new Float32Array(m*p*d),_=new Float32Array(g*p*d);for(let e=0;e<d;e++){const t=e%3*2/3-1,n=e>2?0:-1,r=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(r,f*p*e),y.set(h,m*p*e);const i=[e,e,e,e,e,e];_.set(i,g*p*e)}const x=new Ba;x.setAttribute("position",new pa(v,f)),x.setAttribute("uv",new pa(y,m)),x.setAttribute("faceIndex",new pa(_,g)),t.push(x),i>4&&i--}return{lodPlanes:t,sizeLods:n,sigmas:r}}(r)),this._blurMaterial=function(e,t,n){const r=new Float32Array(Us),i=new Nr(0,1,0),a=new ts({name:"SphericalGaussianBlur",defines:{n:Us,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:"".concat(e,".0")},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:r},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:i}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:y,depthTest:!1,depthWrite:!1});return a}(r,e,t)}return r}_compileMaterial(e){const t=new Ka(this._lodPlanes[0],e);this._renderer.compile(t,Ns)}_sceneToCubeUV(e,t,n,r){const i=new ss(90,1,t,n),a=[1,-1,1,1,1,1],s=[1,1,1,-1,-1,-1],o=this._renderer,l=o.autoClear,c=o.toneMapping;o.getClearColor(Fs),o.toneMapping=te,o.autoClear=!1;const u=new aa({name:"PMREM.Background",side:g,depthWrite:!1,depthTest:!1}),h=new Ka(new qa,u);let d=!1;const p=e.background;p?p.isColor&&(u.color.copy(p),e.background=null,d=!0):(u.color.copy(Fs),d=!0);for(let f=0;f<6;f++){const t=f%3;0===t?(i.up.set(0,a[f],0),i.lookAt(s[f],0,0)):1===t?(i.up.set(0,0,a[f]),i.lookAt(0,s[f],0)):(i.up.set(0,a[f],0),i.lookAt(0,0,s[f]));const n=this._cubeSize;Js(r,t*n,f>2?n:0,n,n),o.setRenderTarget(r),d&&o.render(h,i),o.render(e,i)}h.geometry.dispose(),h.material.dispose(),o.toneMapping=c,o.autoClear=l,e.background=p}_textureToCubeUV(e,t){const n=this._renderer,r=e.mapping===de||e.mapping===pe;r?(null===this._cubemapMaterial&&(this._cubemapMaterial=Ys()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Ks());const i=r?this._cubemapMaterial:this._equirectMaterial,a=new Ka(this._lodPlanes[0],i);i.uniforms.envMap.value=e;const s=this._cubeSize;Js(t,0,0,3*s,2*s),n.setRenderTarget(t),n.render(a,Ns)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const r=this._lodPlanes.length;for(let i=1;i<r;i++){const t=Math.sqrt(this._sigmas[i]*this._sigmas[i]-this._sigmas[i-1]*this._sigmas[i-1]),n=Ws[(r-i-1)%Ws.length];this._blur(e,i-1,i,t,n)}t.autoClear=n}_blur(e,t,n,r,i){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,r,"latitudinal",i),this._halfBlur(a,e,n,n,r,"longitudinal",i)}_halfBlur(e,t,n,r,i,a,s){const o=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&console.error("blur direction must be either latitudinal or longitudinal!");const c=new Ka(this._lodPlanes[r],l),u=l.uniforms,h=this._sizeLods[n]-1,d=isFinite(i)?Math.PI/(2*h):2*Math.PI/39,p=i/d,f=isFinite(i)?1+Math.floor(3*p):Us;f>Us&&console.warn("sigmaRadians, ".concat(i,", is too large and will clip, as it requested ").concat(f," samples when the maximum is set to ").concat(Us));const m=[];let g=0;for(let _=0;_<Us;++_){const e=_/p,t=Math.exp(-e*e/2);m.push(t),0===_?g+=t:_<f&&(g+=2*t)}for(let _=0;_<m.length;_++)m[_]=m[_]/g;u.envMap.value=e.texture,u.samples.value=f,u.weights.value=m,u.latitudinal.value="latitudinal"===a,s&&(u.poleAxis.value=s);const{_lodMax:v}=this;u.dTheta.value=d,u.mipInt.value=v-n;const y=this._sizeLods[r];Js(t,3*y*(r>v-4?r-v+4:0),4*(this._cubeSize-y),3*y,2*y),o.setRenderTarget(t),o.render(c,Ns)}}function Xs(e,t,n){const r=new Br(e,t,n);return r.texture.mapping=ge,r.texture.name="PMREM.cubeUv",r.scissorTest=!0,r}function Js(e,t,n,r,i){e.viewport.set(t,n,r,i),e.scissor.set(t,n,r,i)}function Ks(){return new ts({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:y,depthTest:!1,depthWrite:!1})}function Ys(){return new ts({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:y,depthTest:!1,depthWrite:!1})}function qs(e){let t=new WeakMap,n=null;function r(e){const n=e.target;n.removeEventListener("dispose",r);const i=t.get(n);void 0!==i&&(t.delete(n),i.dispose())}return{get:function(i){if(i&&i.isTexture){const a=i.mapping,s=a===fe||a===me,o=a===de||a===pe;if(s||o){let a=t.get(i);const l=void 0!==a?a.texture.pmremVersion:0;if(i.isRenderTargetTexture&&i.pmremVersion!==l)return null===n&&(n=new js(e)),a=s?n.fromEquirectangular(i,a):n.fromCubemap(i,a),a.texture.pmremVersion=i.pmremVersion,t.set(i,a),a.texture;if(void 0!==a)return a.texture;{const l=i.image;return s&&l&&l.height>0||o&&l&&function(e){let t=0;const n=6;for(let r=0;r<n;r++)void 0!==e[r]&&t++;return t===n}(l)?(null===n&&(n=new js(e)),a=s?n.fromEquirectangular(i):n.fromCubemap(i),a.texture.pmremVersion=i.pmremVersion,t.set(i,a),i.addEventListener("dispose",r),a.texture):null}}}return i},dispose:function(){t=new WeakMap,null!==n&&(n.dispose(),n=null)}}}function Qs(e){const t={};function n(n){if(void 0!==t[n])return t[n];let r;switch(n){case"WEBGL_depth_texture":r=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":r=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":r=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":r=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:r=e.getExtension(n)}return t[n]=r,r}return{has:function(e){return null!==n(e)},init:function(){n("EXT_color_buffer_float"),n("WEBGL_clip_cull_distance"),n("OES_texture_float_linear"),n("EXT_color_buffer_half_float"),n("WEBGL_multisampled_render_to_texture"),n("WEBGL_render_shared_exponent")},get:function(e){const t=n(e);return null===t&&pr("THREE.WebGLRenderer: "+e+" extension not supported."),t}}}function Zs(e,t,n,r){const i={},a=new WeakMap;function s(e){const o=e.target;null!==o.index&&t.remove(o.index);for(const n in o.attributes)t.remove(o.attributes[n]);for(const n in o.morphAttributes){const e=o.morphAttributes[n];for(let n=0,r=e.length;n<r;n++)t.remove(e[n])}o.removeEventListener("dispose",s),delete i[o.id];const l=a.get(o);l&&(t.remove(l),a.delete(o)),r.releaseStatesOfGeometry(o),!0===o.isInstancedBufferGeometry&&delete o._maxInstanceCount,n.memory.geometries--}function o(e){const n=[],r=e.index,i=e.attributes.position;let s=0;if(null!==r){const e=r.array;s=r.version;for(let t=0,r=e.length;t<r;t+=3){const 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e.TRIANGLES:t.triangles+=i*(n/3);break;case e.LINES:t.lines+=i*(n/2);break;case e.LINE_STRIP:t.lines+=i*(n-1);break;case e.LINE_LOOP:t.lines+=i*n;break;case e.POINTS:t.points+=i*n;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",r)}}}}function to(e,t,n){const r=new WeakMap,i=new Cr;return{update:function(a,s,o){const l=a.morphTargetInfluences,c=s.morphAttributes.position||s.morphAttributes.normal||s.morphAttributes.color,u=void 0!==c?c.length:0;let h=r.get(s);if(void 0===h||h.count!==u){void 0!==h&&h.texture.dispose();const d=void 0!==s.morphAttributes.position,p=void 0!==s.morphAttributes.normal,f=void 0!==s.morphAttributes.color,m=s.morphAttributes.position||[],g=s.morphAttributes.normal||[],v=s.morphAttributes.color||[];let y=0;!0===d&&(y=1),!0===p&&(y=2),!0===f&&(y=3);let _=s.attributes.position.count*y,x=1;_>t.maxTextureSize&&(x=Math.ceil(_/t.maxTextureSize),_=t.maxTextureSize);const b=new Float32Array(_*x*4*u),S=new Pr(b,_,x,u);S.type=Ne,S.needsUpdate=!0;const 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be={shaderID:E,shaderType:a.type,shaderName:a.name,vertexShader:R,fragmentShader:B,defines:a.defines,customVertexShaderID:P,customFragmentShaderID:I,isRawShaderMaterial:!0===a.isRawShaderMaterial,glslVersion:a.glslVersion,precision:p,batching:N,batchingColor:N&&null!==x._colorsTexture,instancing:U,instancingColor:U&&null!==x.instanceColor,instancingMorph:U&&null!==x.morphTexture,supportsVertexTextures:d,outputColorSpace:null===D?e.outputColorSpace:!0===D.isXRRenderTarget?D.texture.colorSpace:tn,alphaToCoverage:!!a.alphaToCoverage,map:F,matcap:O,envMap:k,envMapMode:k&&M.mapping,envMapCubeUVHeight:w,aoMap:z,lightMap:H,bumpMap:G,normalMap:V,displacementMap:d&&W,emissiveMap:j,normalMapObjectSpace:V&&a.normalMapType===Zt,normalMapTangentSpace:V&&a.normalMapType===Qt,metalnessMap:X,roughnessMap:J,anisotropy:K,anisotropyMap:ee,clearcoat:Y,clearcoatMap:ne,clearcoatNormalMap:re,clearcoatRoughnessMap:ie,dispersion:q,iridescence:Q,iridescenceMap:ae,iridescenceThicknessMap:se,sheen:Z,sheenColorMap:oe,sheenRoughnessMap:le,specularMap:ce,specularColorMap:ue,specularIntensityMap:he,transmission:$,transmissionMap:de,thicknessMap:pe,gradientMap:fe,opaque:!1===a.transparent&&a.blending===_&&!1===a.alphaToCoverage,alphaMap:me,alphaTest:ve,alphaHash:ye,combine:a.combine,mapUv:F&&m(a.map.channel),aoMapUv:z&&m(a.aoMap.channel),lightMapUv:H&&m(a.lightMap.channel),bumpMapUv:G&&m(a.bumpMap.channel),normalMapUv:V&&m(a.normalMap.channel),displacementMapUv:W&&m(a.displacementMap.channel),emissiveMapUv:j&&m(a.emissiveMap.channel),metalnessMapUv:X&&m(a.metalnessMap.channel),roughnessMapUv:J&&m(a.roughnessMap.channel),anisotropyMapUv:ee&&m(a.anisotropyMap.channel),clearcoatMapUv:ne&&m(a.clearcoatMap.channel),clearcoatNormalMapUv:re&&m(a.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:ie&&m(a.clearcoatRoughnessMap.channel),iridescenceMapUv:ae&&m(a.iridescenceMap.channel),iridescenceThicknessMapUv:se&&m(a.iridescenceThicknessMap.channel),sheenColorMapUv:oe&&m(a.sheenColorMap.channel),sheenRoughnessMapUv:le&&m(a.sheenRoughnessMap.channel),specularMapUv:ce&&m(a.specularMap.channel),specularColorMapUv:ue&&m(a.specularColorMap.channel),specularIntensityMapUv:he&&m(a.specularIntensityMap.channel),transmissionMapUv:de&&m(a.transmissionMap.channel),thicknessMapUv:pe&&m(a.thicknessMap.channel),alphaMapUv:me&&m(a.alphaMap.channel),vertexTangents:!!S.attributes.tangent&&(V||K),vertexColors:a.vertexColors,vertexAlphas:!0===a.vertexColors&&!!S.attributes.color&&4===S.attributes.color.itemSize,pointsUvs:!0===x.isPoints&&!!S.attributes.uv&&(F||me),fog:!!b,useFog:!0===a.fog,fogExp2:!!b&&b.isFogExp2,flatShading:!0===a.flatShading,sizeAttenuation:!0===a.sizeAttenuation,logarithmicDepthBuffer:h,skinning:!0===x.isSkinnedMesh,morphTargets:void 0!==S.morphAttributes.position,morphNormals:void 0!==S.morphAttributes.normal,morphColors:void 0!==S.morphAttributes.color,morphTargetsCount:C,morphTextureStride:L,numDirLights:o.directional.length,numPointLights:o.point.length,numSpotLights:o.spot.length,numSpotLightMaps:o.spotLightMap.length,numRectAreaLights:o.rectArea.length,numHemiLights:o.hemi.length,numDirLightShadows:o.directionalShadowMap.length,numPointLightShadows:o.pointShadowMap.length,numSpotLightShadows:o.spotShadowMap.length,numSpotLightShadowsWithMaps:o.numSpotLightShadowsWithMaps,numLightProbes:o.numLightProbes,numClippingPlanes:s.numPlanes,numClipIntersection:s.numIntersection,dithering:a.dithering,shadowMapEnabled:e.shadowMap.enabled&&u.length>0,shadowMapType:e.shadowMap.type,toneMapping:xe,decodeVideoTexture:F&&!0===a.map.isVideoTexture&&yr.getTransfer(a.map.colorSpace)===sn,premultipliedAlpha:a.premultipliedAlpha,doubleSided:a.side===v,flipSided:a.side===g,useDepthPacking:a.depthPacking>=0,depthPacking:a.depthPacking||0,index0AttributeName:a.index0AttributeName,extensionClipCullDistance:_e&&!0===a.extensions.clipCullDistance&&r.has("WEBGL_clip_cull_distance"),extensionMultiDraw:(_e&&!0===a.extensions.multiDraw||N)&&r.has("WEBGL_multi_draw"),rendererExtensionParallelShaderCompile:r.has("KHR_parallel_shader_compile"),customProgramCacheKey:a.customProgramCacheKey()};return be.vertexUv1s=c.has(1),be.vertexUv2s=c.has(2),be.vertexUv3s=c.has(3),c.clear(),be},getProgramCacheKey:function(t){const n=[];if(t.shaderID?n.push(t.shaderID):(n.push(t.customVertexShaderID),n.push(t.customFragmentShaderID)),void 0!==t.defines)for(const e in t.defines)n.push(e),n.push(t.defines[e]);return!1===t.isRawShaderMaterial&&(!function(e,t){e.push(t.precision),e.push(t.outputColorSpace),e.push(t.envMapMode),e.push(t.envMapCubeUVHeight),e.push(t.mapUv),e.push(t.alphaMapUv),e.push(t.lightMapUv),e.push(t.aoMapUv),e.push(t.bumpMapUv),e.push(t.normalMapUv),e.push(t.displacementMapUv),e.push(t.emissiveMapUv),e.push(t.metalnessMapUv),e.push(t.roughnessMapUv),e.push(t.anisotropyMapUv),e.push(t.clearcoatMapUv),e.push(t.clearcoatNormalMapUv),e.push(t.clearcoatRoughnessMapUv),e.push(t.iridescenceMapUv),e.push(t.iridescenceThicknessMapUv),e.push(t.sheenColorMapUv),e.push(t.sheenRoughnessMapUv),e.push(t.specularMapUv),e.push(t.specularColorMapUv),e.push(t.specularIntensityMapUv),e.push(t.transmissionMapUv),e.push(t.thicknessMapUv),e.push(t.combine),e.push(t.fogExp2),e.push(t.sizeAttenuation),e.push(t.morphTargetsCount),e.push(t.morphAttributeCount),e.push(t.numDirLights),e.push(t.numPointLights),e.push(t.numSpotLights),e.push(t.numSpotLightMaps),e.push(t.numHemiLights),e.push(t.numRectAreaLights),e.push(t.numDirLightShadows),e.push(t.numPointLightShadows),e.push(t.numSpotLightShadows),e.push(t.numSpotLightShadowsWithMaps),e.push(t.numLightProbes),e.push(t.shadowMapType),e.push(t.toneMapping),e.push(t.numClippingPlanes),e.push(t.numClipIntersection),e.push(t.depthPacking)}(n,t),function(e,t){o.disableAll(),t.supportsVertexTextures&&o.enable(0);t.instancing&&o.enable(1);t.instancingColor&&o.enable(2);t.instancingMorph&&o.enable(3);t.matcap&&o.enable(4);t.envMap&&o.enable(5);t.normalMapObjectSpace&&o.enable(6);t.normalMapTangentSpace&&o.enable(7);t.clearcoat&&o.enable(8);t.iridescence&&o.enable(9);t.alphaTest&&o.enable(10);t.vertexColors&&o.enable(11);t.vertexAlphas&&o.enable(12);t.vertexUv1s&&o.enable(13);t.vertexUv2s&&o.enable(14);t.vertexUv3s&&o.enable(15);t.vertexTangents&&o.enable(16);t.anisotropy&&o.enable(17);t.alphaHash&&o.enable(18);t.batching&&o.enable(19);t.dispersion&&o.enable(20);t.batchingColor&&o.enable(21);e.push(o.mask),o.disableAll(),t.fog&&o.enable(0);t.useFog&&o.enable(1);t.flatShading&&o.enable(2);t.logarithmicDepthBuffer&&o.enable(3);t.skinning&&o.enable(4);t.morphTargets&&o.enable(5);t.morphNormals&&o.enable(6);t.morphColors&&o.enable(7);t.premultipliedAlpha&&o.enable(8);t.shadowMapEnabled&&o.enable(9);t.doubleSided&&o.enable(10);t.flipSided&&o.enable(11);t.useDepthPacking&&o.enable(12);t.dithering&&o.enable(13);t.transmission&&o.enable(14);t.sheen&&o.enable(15);t.opaque&&o.enable(16);t.pointsUvs&&o.enable(17);t.decodeVideoTexture&&o.enable(18);t.alphaToCoverage&&o.enable(19);e.push(o.mask)}(n,t),n.push(e.outputColorSpace)),n.push(t.customProgramCacheKey),n.join()},getUniforms:function(e){const t=f[e.type];let n;if(t){const e=As[t];n=es.clone(e.uniforms)}else n=e.uniforms;return n},acquireProgram:function(t,n){let r;for(let e=0,i=u.length;e<i;e++){const t=u[e];if(t.cacheKey===n){r=t,++r.usedTimes;break}}return void 0===r&&(r=new Rl(e,n,t,a),u.push(r)),r},releaseProgram:function(e){if(0===--e.usedTimes){const t=u.indexOf(e);u[t]=u[u.length-1],u.pop(),e.destroy()}},releaseShaderCache:function(e){l.remove(e)},programs:u,dispose:function(){l.dispose()}}}function Dl(){let e=new WeakMap;return{get:function(t){let n=e.get(t);return void 0===n&&(n={},e.set(t,n)),n},remove:function(t){e.delete(t)},update:function(t,n,r){e.get(t)[n]=r},dispose:function(){e=new WeakMap}}}function Ul(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.material.id!==t.material.id?e.material.id-t.material.id:e.z!==t.z?e.z-t.z:e.id-t.id}function Nl(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Fl(){const e=[];let t=0;const n=[],r=[],i=[];function a(n,r,i,a,s,o){let l=e[t];return void 0===l?(l={id:n.id,object:n,geometry:r,material:i,groupOrder:a,renderOrder:n.renderOrder,z:s,group:o},e[t]=l):(l.id=n.id,l.object=n,l.geometry=r,l.material=i,l.groupOrder=a,l.renderOrder=n.renderOrder,l.z=s,l.group=o),t++,l}return{opaque:n,transmissive:r,transparent:i,init:function(){t=0,n.length=0,r.length=0,i.length=0},push:function(e,t,s,o,l,c){const u=a(e,t,s,o,l,c);s.transmission>0?r.push(u):!0===s.transparent?i.push(u):n.push(u)},unshift:function(e,t,s,o,l,c){const u=a(e,t,s,o,l,c);s.transmission>0?r.unshift(u):!0===s.transparent?i.unshift(u):n.unshift(u)},finish:function(){for(let n=t,r=e.length;n<r;n++){const t=e[n];if(null===t.id)break;t.id=null,t.object=null,t.geometry=null,t.material=null,t.group=null}},sort:function(e,t){n.length>1&&n.sort(e||Ul),r.length>1&&r.sort(t||Nl),i.length>1&&i.sort(t||Nl)}}}function Ol(){let e=new WeakMap;return{get:function(t,n){const r=e.get(t);let i;return void 0===r?(i=new Fl,e.set(t,[i])):n>=r.length?(i=new Fl,r.push(i)):i=r[n],i},dispose:function(){e=new WeakMap}}}function kl(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":n={direction:new Nr,color:new ta};break;case"SpotLight":n={position:new Nr,direction:new Nr,color:new ta,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new Nr,color:new ta,distance:0,decay:0};break;case"HemisphereLight":n={direction:new Nr,skyColor:new ta,groundColor:new ta};break;case"RectAreaLight":n={color:new ta,position:new Nr,halfWidth:new Nr,halfHeight:new Nr}}return e[t.id]=n,n}}}let zl=0;function Hl(e,t){return(t.castShadow?2:0)-(e.castShadow?2:0)+(t.map?1:0)-(e.map?1:0)}function Gl(e){const t=new kl,n=function(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":case"SpotLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new ir};break;case"PointLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new ir,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=n,n}}}(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0,numLightProbes:0};for(let o=0;o<9;o++)r.probe.push(new Nr);const i=new Nr,a=new di,s=new di;return{setup:function(i){let a=0,s=0,o=0;for(let e=0;e<9;e++)r.probe[e].set(0,0,0);let l=0,c=0,u=0,h=0,d=0,p=0,f=0,m=0,g=0,v=0,y=0;i.sort(Hl);for(let e=0,x=i.length;e<x;e++){const _=i[e],x=_.color,b=_.intensity,S=_.distance,A=_.shadow&&_.shadow.map?_.shadow.map.texture:null;if(_.isAmbientLight)a+=x.r*b,s+=x.g*b,o+=x.b*b;else if(_.isLightProbe){for(let e=0;e<9;e++)r.probe[e].addScaledVector(_.sh.coefficients[e],b);y++}else if(_.isDirectionalLight){const e=t.get(_);if(e.color.copy(_.color).multiplyScalar(_.intensity),_.castShadow){const e=_.shadow,t=n.get(_);t.shadowIntensity=e.intensity,t.shadowBias=e.bias,t.shadowNormalBias=e.normalBias,t.shadowRadius=e.radius,t.shadowMapSize=e.mapSize,r.directionalShadow[l]=t,r.directionalShadowMap[l]=A,r.directionalShadowMatrix[l]=_.shadow.matrix,p++}r.directional[l]=e,l++}else if(_.isSpotLight){const e=t.get(_);e.position.setFromMatrixPosition(_.matrixWorld),e.color.copy(x).multiplyScalar(b),e.distance=S,e.coneCos=Math.cos(_.angle),e.penumbraCos=Math.cos(_.angle*(1-_.penumbra)),e.decay=_.decay,r.spot[u]=e;const i=_.shadow;if(_.map&&(r.spotLightMap[g]=_.map,g++,i.updateMatrices(_),_.castShadow&&v++),r.spotLightMatrix[u]=i.matrix,_.castShadow){const e=n.get(_);e.shadowIntensity=i.intensity,e.shadowBias=i.bias,e.shadowNormalBias=i.normalBias,e.shadowRadius=i.radius,e.shadowMapSize=i.mapSize,r.spotShadow[u]=e,r.spotShadowMap[u]=A,m++}u++}else if(_.isRectAreaLight){const e=t.get(_);e.color.copy(x).multiplyScalar(b),e.halfWidth.set(.5*_.width,0,0),e.halfHeight.set(0,.5*_.height,0),r.rectArea[h]=e,h++}else if(_.isPointLight){const e=t.get(_);if(e.color.copy(_.color).multiplyScalar(_.intensity),e.distance=_.distance,e.decay=_.decay,_.castShadow){const e=_.shadow,t=n.get(_);t.shadowIntensity=e.intensity,t.shadowBias=e.bias,t.shadowNormalBias=e.normalBias,t.shadowRadius=e.radius,t.shadowMapSize=e.mapSize,t.shadowCameraNear=e.camera.near,t.shadowCameraFar=e.camera.far,r.pointShadow[c]=t,r.pointShadowMap[c]=A,r.pointShadowMatrix[c]=_.shadow.matrix,f++}r.point[c]=e,c++}else if(_.isHemisphereLight){const e=t.get(_);e.skyColor.copy(_.color).multiplyScalar(b),e.groundColor.copy(_.groundColor).multiplyScalar(b),r.hemi[d]=e,d++}}h>0&&(!0===e.has("OES_texture_float_linear")?(r.rectAreaLTC1=Ss.LTC_FLOAT_1,r.rectAreaLTC2=Ss.LTC_FLOAT_2):(r.rectAreaLTC1=Ss.LTC_HALF_1,r.rectAreaLTC2=Ss.LTC_HALF_2)),r.ambient[0]=a,r.ambient[1]=s,r.ambient[2]=o;const _=r.hash;_.directionalLength===l&&_.pointLength===c&&_.spotLength===u&&_.rectAreaLength===h&&_.hemiLength===d&&_.numDirectionalShadows===p&&_.numPointShadows===f&&_.numSpotShadows===m&&_.numSpotMaps===g&&_.numLightProbes===y||(r.directional.length=l,r.spot.length=u,r.rectArea.length=h,r.point.length=c,r.hemi.length=d,r.directionalShadow.length=p,r.directionalShadowMap.length=p,r.pointShadow.length=f,r.pointShadowMap.length=f,r.spotShadow.length=m,r.spotShadowMap.length=m,r.directionalShadowMatrix.length=p,r.pointShadowMatrix.length=f,r.spotLightMatrix.length=m+g-v,r.spotLightMap.length=g,r.numSpotLightShadowsWithMaps=v,r.numLightProbes=y,_.directionalLength=l,_.pointLength=c,_.spotLength=u,_.rectAreaLength=h,_.hemiLength=d,_.numDirectionalShadows=p,_.numPointShadows=f,_.numSpotShadows=m,_.numSpotMaps=g,_.numLightProbes=y,r.version=zl++)},setupView:function(e,t){let n=0,o=0,l=0,c=0,u=0;const h=t.matrixWorldInverse;for(let d=0,p=e.length;d<p;d++){const t=e[d];if(t.isDirectionalLight){const e=r.directional[n];e.direction.setFromMatrixPosition(t.matrixWorld),i.setFromMatrixPosition(t.target.matrixWorld),e.direction.sub(i),e.direction.transformDirection(h),n++}else if(t.isSpotLight){const e=r.spot[l];e.position.setFromMatrixPosition(t.matrixWorld),e.position.applyMatrix4(h),e.direction.setFromMatrixPosition(t.matrixWorld),i.setFromMatrixPosition(t.target.matrixWorld),e.direction.sub(i),e.direction.transformDirection(h),l++}else if(t.isRectAreaLight){const e=r.rectArea[c];e.position.setFromMatrixPosition(t.matrixWorld),e.position.applyMatrix4(h),s.identity(),a.copy(t.matrixWorld),a.premultiply(h),s.extractRotation(a),e.halfWidth.set(.5*t.width,0,0),e.halfHeight.set(0,.5*t.height,0),e.halfWidth.applyMatrix4(s),e.halfHeight.applyMatrix4(s),c++}else if(t.isPointLight){const e=r.point[o];e.position.setFromMatrixPosition(t.matrixWorld),e.position.applyMatrix4(h),o++}else if(t.isHemisphereLight){const e=r.hemi[u];e.direction.setFromMatrixPosition(t.matrixWorld),e.direction.transformDirection(h),u++}}},state:r}}function Vl(e){const t=new Gl(e),n=[],r=[];const i={lightsArray:n,shadowsArray:r,camera:null,lights:t,transmissionRenderTarget:{}};return{init:function(e){i.camera=e,n.length=0,r.length=0},state:i,setupLights:function(){t.setup(n)},setupLightsView:function(e){t.setupView(n,e)},pushLight:function(e){n.push(e)},pushShadow:function(e){r.push(e)}}}function Wl(e){let t=new WeakMap;return{get:function(n){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const i=t.get(n);let a;return void 0===i?(a=new Vl(e),t.set(n,[a])):r>=i.length?(a=new Vl(e),i.push(a)):a=i[r],a},dispose:function(){t=new WeakMap}}}class jl extends ia{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=Jt,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class Xl extends ia{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}function Jl(e,t,n){let r=new vs;const i=new ir,a=new ir,s=new Cr,o=new jl({depthPacking:Kt}),l=new Xl,c={},u=n.maxTextureSize,h={[m]:g,[g]:m,[v]:v},p=new ts({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new ir},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 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a=t.update(b);p.defines.VSM_SAMPLES!==n.blurSamples&&(p.defines.VSM_SAMPLES=n.blurSamples,_.defines.VSM_SAMPLES=n.blurSamples,p.needsUpdate=!0,_.needsUpdate=!0),null===n.mapPass&&(n.mapPass=new Br(i.x,i.y)),p.uniforms.shadow_pass.value=n.map.texture,p.uniforms.resolution.value=n.mapSize,p.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(r,null,a,p,b,null),_.uniforms.shadow_pass.value=n.mapPass.texture,_.uniforms.resolution.value=n.mapSize,_.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(r,null,a,_,b,null)}function w(t,n,r,i){let a=null;const s=!0===r.isPointLight?t.customDistanceMaterial:t.customDepthMaterial;if(void 0!==s)a=s;else if(a=!0===r.isPointLight?l:o,e.localClippingEnabled&&!0===n.clipShadows&&Array.isArray(n.clippingPlanes)&&0!==n.clippingPlanes.length||n.displacementMap&&0!==n.displacementScale||n.alphaMap&&n.alphaTest>0||n.map&&n.alphaTest>0){const e=a.uuid,t=n.uuid;let r=c[e];void 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t=r.groups;for(let c=0,u=t.length;c<u;c++){const u=t[c],h=l[u.materialIndex];if(h&&h.visible){const t=w(n,h,s,o);n.onBeforeShadow(e,n,i,a,r,t,u),e.renderBufferDirect(a,null,r,t,n,u),n.onAfterShadow(e,n,i,a,r,t,u)}}}else if(l.visible){const t=w(n,l,s,o);n.onBeforeShadow(e,n,i,a,r,t,null),e.renderBufferDirect(a,null,r,t,n,null),n.onAfterShadow(e,n,i,a,r,t,null)}}const l=n.children;for(let e=0,t=l.length;e<t;e++)E(l[e],i,a,s,o)}function T(e){e.target.removeEventListener("dispose",T);for(const t in c){const n=c[t],r=e.target.uuid;if(r in n){n[r].dispose(),delete n[r]}}}this.render=function(t,n,o){if(!1===S.enabled)return;if(!1===S.autoUpdate&&!1===S.needsUpdate)return;if(0===t.length)return;const l=e.getRenderTarget(),c=e.getActiveCubeFace(),h=e.getActiveMipmapLevel(),d=e.state;d.setBlending(y),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);const p=A!==f&&this.type===f,m=A===f&&this.type!==f;for(let g=0,v=t.length;g<v;g++){const l=t[g],c=l.shadow;if(void 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n.compressedTexImage3D(e.TEXTURE_2D_ARRAY,t,A,S.width,S.height,p.depth,0,S.data,0,0);else console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");else w?T&&n.texSubImage3D(e.TEXTURE_2D_ARRAY,t,0,0,0,S.width,S.height,p.depth,f,b,S.data):n.texImage3D(e.TEXTURE_2D_ARRAY,t,A,S.width,S.height,p.depth,0,f,b,S.data)}else{w&&E&&n.texStorage2D(e.TEXTURE_2D,C,A,M[0].width,M[0].height);for(let t=0,r=M.length;t<r;t++)S=M[t],s.format!==We?null!==f?w?T&&n.compressedTexSubImage2D(e.TEXTURE_2D,t,0,0,S.width,S.height,f,S.data):n.compressedTexImage2D(e.TEXTURE_2D,t,A,S.width,S.height,0,S.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):w?T&&n.texSubImage2D(e.TEXTURE_2D,t,0,0,S.width,S.height,f,b,S.data):n.texImage2D(e.TEXTURE_2D,t,A,S.width,S.height,0,f,b,S.data)}else 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r=c[n];o.__webglColorRenderbuffer[n]=e.createRenderbuffer(),e.bindRenderbuffer(e.RENDERBUFFER,o.__webglColorRenderbuffer[n]);const i=a.convert(r.format,r.colorSpace),s=a.convert(r.type),l=y(r.internalFormat,i,s,r.colorSpace,!0===t.isXRRenderTarget),u=F(t);e.renderbufferStorageMultisample(e.RENDERBUFFER,u,l,t.width,t.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+n,e.RENDERBUFFER,o.__webglColorRenderbuffer[n])}e.bindRenderbuffer(e.RENDERBUFFER,null),t.depthBuffer&&(o.__webglDepthRenderbuffer=e.createRenderbuffer(),L(o.__webglDepthRenderbuffer,t,!0)),n.bindFramebuffer(e.FRAMEBUFFER,null)}}if(u){n.bindTexture(e.TEXTURE_CUBE_MAP,l.__webglTexture),R(e.TEXTURE_CUBE_MAP,i);for(let n=0;n<6;n++)if(i.mipmaps&&i.mipmaps.length>0)for(let r=0;r<i.mipmaps.length;r++)I(o.__webglFramebuffer[n][r],t,i,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r);else 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i=t.isWebGLCubeRenderTarget?e.TEXTURE_CUBE_MAP:e.TEXTURE_2D,a=r.get(s).__webglTexture;n.bindTexture(i,a),v(i),n.unbindTexture()}}},this.updateMultisampleRenderTarget=function(t){if(t.samples>0)if(!1===O(t)){const i=t.textures,a=t.width,s=t.height;let o=e.COLOR_BUFFER_BIT;const c=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,u=r.get(t),h=i.length>1;if(h)for(let t=0;t<i.length;t++)n.bindFramebuffer(e.FRAMEBUFFER,u.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,null),n.bindFramebuffer(e.FRAMEBUFFER,u.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,null,0);n.bindFramebuffer(e.READ_FRAMEBUFFER,u.__webglMultisampledFramebuffer),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,u.__webglFramebuffer);for(let n=0;n<i.length;n++){if(t.resolveDepthBuffer&&(t.depthBuffer&&(o|=e.DEPTH_BUFFER_BIT),t.stencilBuffer&&t.resolveStencilBuffer&&(o|=e.STENCIL_BUFFER_BIT)),h){e.framebufferRenderbuffer(e.READ_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.RENDERBUFFER,u.__webglColorRenderbuffer[n]);const t=r.get(i[n]).__webglTexture;e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,t,0)}e.blitFramebuffer(0,0,a,s,0,0,a,s,o,e.NEAREST),!0===l&&(U.length=0,N.length=0,U.push(e.COLOR_ATTACHMENT0+n),t.depthBuffer&&!1===t.resolveDepthBuffer&&(U.push(c),N.push(c),e.invalidateFramebuffer(e.DRAW_FRAMEBUFFER,N)),e.invalidateFramebuffer(e.READ_FRAMEBUFFER,U))}if(n.bindFramebuffer(e.READ_FRAMEBUFFER,null),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,null),h)for(let t=0;t<i.length;t++){n.bindFramebuffer(e.FRAMEBUFFER,u.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,u.__webglColorRenderbuffer[t]);const a=r.get(i[t]).__webglTexture;n.bindFramebuffer(e.FRAMEBUFFER,u.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,a,0)}n.bindFramebuffer(e.DRAW_FRAMEBUFFER,u.__webglMultisampledFramebuffer)}else if(t.depthBuffer&&!1===t.resolveDepthBuffer&&l){const n=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT;e.invalidateFramebuffer(e.DRAW_FRAMEBUFFER,[n])}},this.setupDepthRenderbuffer=D,this.setupFrameBufferTexture=I,this.useMultisampledRTT=O}function Zl(e,t){return{convert:function(n){let r,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:$t;const a=yr.getTransfer(i);if(n===Be)return e.UNSIGNED_BYTE;if(n===Oe)return e.UNSIGNED_SHORT_4_4_4_4;if(n===ke)return e.UNSIGNED_SHORT_5_5_5_1;if(n===He)return e.UNSIGNED_INT_5_9_9_9_REV;if(n===Pe)return e.BYTE;if(n===Ie)return e.SHORT;if(n===Le)return e.UNSIGNED_SHORT;if(n===De)return e.INT;if(n===Ue)return e.UNSIGNED_INT;if(n===Ne)return e.FLOAT;if(n===Fe)return 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r.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(n===at||n===st||n===ot||n===lt){if(r=t.get("WEBGL_compressed_texture_pvrtc"),null===r)return null;if(n===at)return r.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===st)return r.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===ot)return r.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===lt)return r.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(n===ct||n===ut||n===ht){if(r=t.get("WEBGL_compressed_texture_etc"),null===r)return null;if(n===ct||n===ut)return a===sn?r.COMPRESSED_SRGB8_ETC2:r.COMPRESSED_RGB8_ETC2;if(n===ht)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:r.COMPRESSED_RGBA8_ETC2_EAC}if(n===dt||n===pt||n===ft||n===mt||n===gt||n===vt||n===yt||n===_t||n===xt||n===bt||n===St||n===At||n===Mt||n===wt){if(r=t.get("WEBGL_compressed_texture_astc"),null===r)return null;if(n===dt)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:r.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===pt)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:r.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===ft)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:r.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===mt)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:r.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===gt)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:r.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===vt)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:r.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===yt)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:r.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===_t)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:r.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===xt)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:r.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===bt)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:r.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===St)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:r.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===At)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:r.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===Mt)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:r.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===wt)return a===sn?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:r.COMPRESSED_RGBA_ASTC_12x12_KHR}if(n===Et||n===Tt||n===Ct){if(r=t.get("EXT_texture_compression_bptc"),null===r)return null;if(n===Et)return a===sn?r.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:r.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(n===Tt)return r.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(n===Ct)return r.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}if(n===Rt||n===Bt||n===Pt||n===It){if(r=t.get("EXT_texture_compression_rgtc"),null===r)return null;if(n===Et)return r.COMPRESSED_RED_RGTC1_EXT;if(n===Bt)return r.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===Pt)return r.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===It)return r.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return n===ze?e.UNSIGNED_INT_24_8:void 0!==e[n]?e[n]:null}}}class $l extends ss{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[];super(),this.isArrayCamera=!0,this.cameras=e}}class ec extends ki{constructor(){super(),this.isGroup=!0,this.type="Group"}}const tc={type:"move"};class nc{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new ec,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new ec,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Nr,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Nr),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new ec,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Nr,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Nr),this._grip}dispatchEvent(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),null!==this._hand&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(e,t,n){let r=null,i=null,a=null;const s=this._targetRay,o=this._grip,l=this._hand;if(e&&"visible-blurred"!==t.session.visibilityState){if(l&&e.hand){a=!0;for(const a of e.hand.values()){const e=t.getJointPose(a,n),r=this._getHandJoint(l,a);null!==e&&(r.matrix.fromArray(e.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.matrixWorldNeedsUpdate=!0,r.jointRadius=e.radius),r.visible=null!==e}const r=l.joints["index-finger-tip"],i=l.joints["thumb-tip"],s=r.position.distanceTo(i.position),o=.02,c=.005;l.inputState.pinching&&s>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&s<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else null!==o&&e.gripSpace&&(i=t.getPose(e.gripSpace,n),null!==i&&(o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,i.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(i.linearVelocity)):o.hasLinearVelocity=!1,i.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(i.angularVelocity)):o.hasAngularVelocity=!1));null!==s&&(r=t.getPose(e.targetRaySpace,n),null===r&&null!==i&&(r=i),null!==r&&(s.matrix.fromArray(r.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),s.matrixWorldNeedsUpdate=!0,r.linearVelocity?(s.hasLinearVelocity=!0,s.linearVelocity.copy(r.linearVelocity)):s.hasLinearVelocity=!1,r.angularVelocity?(s.hasAngularVelocity=!0,s.angularVelocity.copy(r.angularVelocity)):s.hasAngularVelocity=!1,this.dispatchEvent(tc)))}return null!==s&&(s.visible=null!==r),null!==o&&(o.visible=null!==i),null!==l&&(l.visible=null!==a),this}_getHandJoint(e,t){if(void 0===e.joints[t.jointName]){const n=new ec;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}class rc{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(e,t,n){if(null===this.texture){const r=new Tr;e.properties.get(r).__webglTexture=t.texture,t.depthNear==n.depthNear&&t.depthFar==n.depthFar||(this.depthNear=t.depthNear,this.depthFar=t.depthFar),this.texture=r}}getMesh(e){if(null!==this.texture&&null===this.mesh){const t=e.cameras[0].viewport,n=new ts({vertexShader:"\nvoid main() {\n\n\tgl_Position = vec4( position, 1.0 );\n\n}",fragmentShader:"\nuniform sampler2DArray depthColor;\nuniform float depthWidth;\nuniform float depthHeight;\n\nvoid main() {\n\n\tvec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );\n\n\tif ( coord.x >= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new Ka(new xs(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class ic extends Xn{constructor(e,t){super();const n=this;let r=null,i=1,a=null,s="local-floor",o=1,l=null,c=null,u=null,h=null,d=null,p=null;const f=new rc,m=t.getContextAttributes();let g=null,v=null;const y=[],_=[],x=new ir;let b=null;const S=new ss;S.layers.enable(1),S.viewport=new Cr;const A=new ss;A.layers.enable(2),A.viewport=new Cr;const M=[S,A],w=new $l;w.layers.enable(1),w.layers.enable(2);let E=null,T=null;function C(e){const t=_.indexOf(e.inputSource);if(-1===t)return;const n=y[t];void 0!==n&&(n.update(e.inputSource,e.frame,l||a),n.dispatchEvent({type:e.type,data:e.inputSource}))}function R(){r.removeEventListener("select",C),r.removeEventListener("selectstart",C),r.removeEventListener("selectend",C),r.removeEventListener("squeeze",C),r.removeEventListener("squeezestart",C),r.removeEventListener("squeezeend",C),r.removeEventListener("end",R),r.removeEventListener("inputsourceschange",B);for(let e=0;e<y.length;e++){const t=_[e];null!==t&&(_[e]=null,y[e].disconnect(t))}E=null,T=null,f.reset(),e.setRenderTarget(g),d=null,h=null,u=null,r=null,v=null,U.stop(),n.isPresenting=!1,e.setPixelRatio(b),e.setSize(x.width,x.height,!1),n.dispatchEvent({type:"sessionend"})}function B(e){for(let t=0;t<e.removed.length;t++){const n=e.removed[t],r=_.indexOf(n);r>=0&&(_[r]=null,y[r].disconnect(n))}for(let t=0;t<e.added.length;t++){const n=e.added[t];let r=_.indexOf(n);if(-1===r){for(let e=0;e<y.length;e++){if(e>=_.length){_.push(n),r=e;break}if(null===_[e]){_[e]=n,r=e;break}}if(-1===r)break}const i=y[r];i&&i.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=y[e];return void 0===t&&(t=new nc,y[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=y[e];return void 0===t&&(t=new nc,y[e]=t),t.getGripSpace()},this.getHand=function(e){let t=y[e];return void 0===t&&(t=new nc,y[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){i=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){s=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||a},this.setReferenceSpace=function(e){l=e},this.getBaseLayer=function(){return null!==h?h:d},this.getBinding=function(){return u},this.getFrame=function(){return p},this.getSession=function(){return r},this.setSession=async function(c){if(r=c,null!==r){if(g=e.getRenderTarget(),r.addEventListener("select",C),r.addEventListener("selectstart",C),r.addEventListener("selectend",C),r.addEventListener("squeeze",C),r.addEventListener("squeezestart",C),r.addEventListener("squeezeend",C),r.addEventListener("end",R),r.addEventListener("inputsourceschange",B),!0!==m.xrCompatible&&await t.makeXRCompatible(),b=e.getPixelRatio(),e.getSize(x),void 0===r.renderState.layers){const n={antialias:m.antialias,alpha:!0,depth:m.depth,stencil:m.stencil,framebufferScaleFactor:i};d=new XRWebGLLayer(r,t,n),r.updateRenderState({baseLayer:d}),e.setPixelRatio(1),e.setSize(d.framebufferWidth,d.framebufferHeight,!1),v=new Br(d.framebufferWidth,d.framebufferHeight,{format:We,type:Be,colorSpace:e.outputColorSpace,stencilBuffer:m.stencil})}else{let n=null,a=null,s=null;m.depth&&(s=m.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,n=m.stencil?Ke:Je,a=m.stencil?ze:Ue);const o={colorFormat:t.RGBA8,depthFormat:s,scaleFactor:i};u=new XRWebGLBinding(r,t),h=u.createProjectionLayer(o),r.updateRenderState({layers:[h]}),e.setPixelRatio(1),e.setSize(h.textureWidth,h.textureHeight,!1),v=new Br(h.textureWidth,h.textureHeight,{format:We,type:Be,depthTexture:new ro(h.textureWidth,h.textureHeight,a,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:m.stencil,colorSpace:e.outputColorSpace,samples:m.antialias?4:0,resolveDepthBuffer:!1===h.ignoreDepthValues})}v.isXRRenderTarget=!0,this.setFoveation(o),l=null,a=await r.requestReferenceSpace(s),U.setContext(r),U.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==r)return r.environmentBlendMode},this.getDepthTexture=function(){return f.getDepthTexture()};const P=new Nr,I=new Nr;function L(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.updateCamera=function(e){if(null===r)return;null!==f.texture&&(e.near=f.depthNear,e.far=f.depthFar),w.near=A.near=S.near=e.near,w.far=A.far=S.far=e.far,E===w.near&&T===w.far||(r.updateRenderState({depthNear:w.near,depthFar:w.far}),E=w.near,T=w.far,S.near=E,S.far=T,A.near=E,A.far=T,S.updateProjectionMatrix(),A.updateProjectionMatrix(),e.updateProjectionMatrix());const t=e.parent,n=w.cameras;L(w,t);for(let r=0;r<n.length;r++)L(n[r],t);2===n.length?function(e,t,n){P.setFromMatrixPosition(t.matrixWorld),I.setFromMatrixPosition(n.matrixWorld);const r=P.distanceTo(I),i=t.projectionMatrix.elements,a=n.projectionMatrix.elements,s=i[14]/(i[10]-1),o=i[14]/(i[10]+1),l=(i[9]+1)/i[5],c=(i[9]-1)/i[5],u=(i[8]-1)/i[0],h=(a[8]+1)/a[0],d=s*u,p=s*h,f=r/(-u+h),m=f*-u;t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(m),e.translateZ(f),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.copy(e.matrixWorld).invert();const g=s+f,v=o+f,y=d-m,_=p+(r-m),x=l*o/v*g,b=c*o/v*g;e.projectionMatrix.makePerspective(y,_,x,b,g,v),e.projectionMatrixInverse.copy(e.projectionMatrix).invert()}(w,S,A):w.projectionMatrix.copy(S.projectionMatrix),function(e,t,n){null===n?e.matrix.copy(t.matrixWorld):(e.matrix.copy(n.matrixWorld),e.matrix.invert(),e.matrix.multiply(t.matrixWorld));e.matrix.decompose(e.position,e.quaternion,e.scale),e.updateMatrixWorld(!0),e.projectionMatrix.copy(t.projectionMatrix),e.projectionMatrixInverse.copy(t.projectionMatrixInverse),e.isPerspectiveCamera&&(e.fov=2*qn*Math.atan(1/e.projectionMatrix.elements[5]),e.zoom=1)}(e,w,t)},this.getCamera=function(){return w},this.getFoveation=function(){if(null!==h||null!==d)return o},this.setFoveation=function(e){o=e,null!==h&&(h.fixedFoveation=e),null!==d&&void 0!==d.fixedFoveation&&(d.fixedFoveation=e)},this.hasDepthSensing=function(){return null!==f.texture},this.getDepthSensingMesh=function(){return f.getMesh(w)};let D=null;const U=new ys;U.setAnimationLoop((function(t,i){if(c=i.getViewerPose(l||a),p=i,null!==c){const t=c.views;null!==d&&(e.setRenderTargetFramebuffer(v,d.framebuffer),e.setRenderTarget(v));let n=!1;t.length!==w.cameras.length&&(w.cameras.length=0,n=!0);for(let r=0;r<t.length;r++){const i=t[r];let a=null;if(null!==d)a=d.getViewport(i);else{const t=u.getViewSubImage(h,i);a=t.viewport,0===r&&(e.setRenderTargetTextures(v,t.colorTexture,h.ignoreDepthValues?void 0:t.depthStencilTexture),e.setRenderTarget(v))}let s=M[r];void 0===s&&(s=new ss,s.layers.enable(r),s.viewport=new Cr,M[r]=s),s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.quaternion,s.scale),s.projectionMatrix.fromArray(i.projectionMatrix),s.projectionMatrixInverse.copy(s.projectionMatrix).invert(),s.viewport.set(a.x,a.y,a.width,a.height),0===r&&(w.matrix.copy(s.matrix),w.matrix.decompose(w.position,w.quaternion,w.scale)),!0===n&&w.cameras.push(s)}const i=r.enabledFeatures;if(i&&i.includes("depth-sensing")){const n=u.getDepthInformation(t[0]);n&&n.isValid&&n.texture&&f.init(e,n,r.renderState)}}for(let e=0;e<y.length;e++){const t=_[e],n=y[e];null!==t&&void 0!==n&&n.update(t,i,l||a)}D&&D(t,i),i.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:i}),p=null})),this.setAnimationLoop=function(e){D=e},this.dispose=function(){}}}const ac=new Si,sc=new di;function oc(e,t){function n(e,t){!0===e.matrixAutoUpdate&&e.updateMatrix(),t.value.copy(e.matrix)}function r(e,r){e.opacity.value=r.opacity,r.color&&e.diffuse.value.copy(r.color),r.emissive&&e.emissive.value.copy(r.emissive).multiplyScalar(r.emissiveIntensity),r.map&&(e.map.value=r.map,n(r.map,e.mapTransform)),r.alphaMap&&(e.alphaMap.value=r.alphaMap,n(r.alphaMap,e.alphaMapTransform)),r.bumpMap&&(e.bumpMap.value=r.bumpMap,n(r.bumpMap,e.bumpMapTransform),e.bumpScale.value=r.bumpScale,r.side===g&&(e.bumpScale.value*=-1)),r.normalMap&&(e.normalMap.value=r.normalMap,n(r.normalMap,e.normalMapTransform),e.normalScale.value.copy(r.normalScale),r.side===g&&e.normalScale.value.negate()),r.displacementMap&&(e.displacementMap.value=r.displacementMap,n(r.displacementMap,e.displacementMapTransform),e.displacementScale.value=r.displacementScale,e.displacementBias.value=r.displacementBias),r.emissiveMap&&(e.emissiveMap.value=r.emissiveMap,n(r.emissiveMap,e.emissiveMapTransform)),r.specularMap&&(e.specularMap.value=r.specularMap,n(r.specularMap,e.specularMapTransform)),r.alphaTest>0&&(e.alphaTest.value=r.alphaTest);const 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I,L;r.isShaderMaterial&&!0===r.uniformsNeedUpdate&&(cl.upload(Se,Ye(v),B,re),r.uniformsNeedUpdate=!1);r.isSpriteMaterial&&R.setValue(Se,"center",i.center);if(R.setValue(Se,"modelViewMatrix",i.modelViewMatrix),R.setValue(Se,"normalMatrix",i.normalMatrix),R.setValue(Se,"modelMatrix",i.matrixWorld),r.isShaderMaterial||r.isRawShaderMaterial){const e=r.uniformsGroups;for(let t=0,n=e.length;t<n;t++){const n=e[t];be.update(n,b),be.bind(n,b)}}return b}(e,t,n,r,i);$.setMaterial(r,s);let l=n.index,c=1;if(!0===r.wireframe){if(l=oe.getWireframeAttribute(n),void 0===l)return;c=2}const u=n.drawRange,h=n.attributes.position;let d=u.start*c,p=(u.start+u.count)*c;null!==a&&(d=Math.max(d,a.start*c),p=Math.min(p,(a.start+a.count)*c)),null!==l?(d=Math.max(d,0),p=Math.min(p,l.count)):void 0!==h&&null!==h&&(d=Math.max(d,0),p=Math.min(p,h.count));const f=p-d;if(f<0||f===1/0)return;let m;xe.setup(i,r,o,n,l);let 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0!==s&&(o=o[s]),o){$.bindFramebuffer(Se.FRAMEBUFFER,o);try{const s=e.texture,o=s.format,l=s.type;if(!Z.textureFormatReadable(o))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!Z.textureTypeReadable(l))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");if(t>=0&&t<=e.width-r&&n>=0&&n<=e.height-i){const e=Se.createBuffer();Se.bindBuffer(Se.PIXEL_PACK_BUFFER,e),Se.bufferData(Se.PIXEL_PACK_BUFFER,a.byteLength,Se.STREAM_READ),Se.readPixels(t,n,r,i,_e.convert(o),_e.convert(l),0),Se.flush();const s=Se.fenceSync(Se.SYNC_GPU_COMMANDS_COMPLETE,0);await function(e,t,n){return new Promise((function(r,i){setTimeout((function a(){switch(e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0)){case e.WAIT_FAILED:i();break;case e.TIMEOUT_EXPIRED:setTimeout(a,n);break;default:r()}}),n)}))}(Se,s,4);try{Se.bindBuffer(Se.PIXEL_PACK_BUFFER,e),Se.getBufferSubData(Se.PIXEL_PACK_BUFFER,0,a)}finally{Se.deleteBuffer(e),Se.deleteSync(s)}return a}}finally{const e=null!==E?ne.get(E).__webglFramebuffer:null;$.bindFramebuffer(Se.FRAMEBUFFER,e)}}},this.copyFramebufferToTexture=function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;!0!==e.isTexture&&(pr("WebGLRenderer: copyFramebufferToTexture function signature has changed."),t=arguments[0]||null,e=arguments[1]);const r=Math.pow(2,-n),i=Math.floor(e.image.width*r),a=Math.floor(e.image.height*r),s=null!==t?t.x:0,o=null!==t?t.y:0;re.setTexture2D(e,0),Se.copyTexSubImage2D(Se.TEXTURE_2D,n,0,0,s,o,i,a),$.unbindTexture()},this.copyTextureToTexture=function(e,t){let n,r,i,a,s,o,l=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,c=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,u=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0;!0!==e.isTexture&&(pr("WebGLRenderer: copyTextureToTexture function signature has changed."),c=arguments[0]||null,e=arguments[1],t=arguments[2],u=arguments[3]||0,l=null),null!==l?(n=l.max.x-l.min.x,r=l.max.y-l.min.y,i=l.min.x,a=l.min.y):(n=e.image.width,r=e.image.height,i=0,a=0),null!==c?(s=c.x,o=c.y):(s=0,o=0);const h=_e.convert(t.format),d=_e.convert(t.type);re.setTexture2D(t,0),Se.pixelStorei(Se.UNPACK_FLIP_Y_WEBGL,t.flipY),Se.pixelStorei(Se.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),Se.pixelStorei(Se.UNPACK_ALIGNMENT,t.unpackAlignment);const p=Se.getParameter(Se.UNPACK_ROW_LENGTH),f=Se.getParameter(Se.UNPACK_IMAGE_HEIGHT),m=Se.getParameter(Se.UNPACK_SKIP_PIXELS),g=Se.getParameter(Se.UNPACK_SKIP_ROWS),v=Se.getParameter(Se.UNPACK_SKIP_IMAGES),y=e.isCompressedTexture?e.mipmaps[u]:e.image;Se.pixelStorei(Se.UNPACK_ROW_LENGTH,y.width),Se.pixelStorei(Se.UNPACK_IMAGE_HEIGHT,y.height),Se.pixelStorei(Se.UNPACK_SKIP_PIXELS,i),Se.pixelStorei(Se.UNPACK_SKIP_ROWS,a),e.isDataTexture?Se.texSubImage2D(Se.TEXTURE_2D,u,s,o,n,r,h,d,y.data):e.isCompressedTexture?Se.compressedTexSubImage2D(Se.TEXTURE_2D,u,s,o,y.width,y.height,h,y.data):Se.texSubImage2D(Se.TEXTURE_2D,u,s,o,n,r,h,d,y),Se.pixelStorei(Se.UNPACK_ROW_LENGTH,p),Se.pixelStorei(Se.UNPACK_IMAGE_HEIGHT,f),Se.pixelStorei(Se.UNPACK_SKIP_PIXELS,m),Se.pixelStorei(Se.UNPACK_SKIP_ROWS,g),Se.pixelStorei(Se.UNPACK_SKIP_IMAGES,v),0===u&&t.generateMipmaps&&Se.generateMipmap(Se.TEXTURE_2D),$.unbindTexture()},this.copyTextureToTexture3D=function(e,t){let n,r,i,a,s,o,l,c,u,h=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,d=arguments.length>3&&void 0!==arguments[3]?arguments[3]:null,p=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0;!0!==e.isTexture&&(pr("WebGLRenderer: copyTextureToTexture3D function signature has changed."),h=arguments[0]||null,d=arguments[1]||null,e=arguments[2],t=arguments[3],p=arguments[4]||0);const f=e.isCompressedTexture?e.mipmaps[p]:e.image;null!==h?(n=h.max.x-h.min.x,r=h.max.y-h.min.y,i=h.max.z-h.min.z,a=h.min.x,s=h.min.y,o=h.min.z):(n=f.width,r=f.height,i=f.depth,a=0,s=0,o=0),null!==d?(l=d.x,c=d.y,u=d.z):(l=0,c=0,u=0);const m=_e.convert(t.format),g=_e.convert(t.type);let v;if(t.isData3DTexture)re.setTexture3D(t,0),v=Se.TEXTURE_3D;else{if(!t.isDataArrayTexture&&!t.isCompressedArrayTexture)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");re.setTexture2DArray(t,0),v=Se.TEXTURE_2D_ARRAY}Se.pixelStorei(Se.UNPACK_FLIP_Y_WEBGL,t.flipY),Se.pixelStorei(Se.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),Se.pixelStorei(Se.UNPACK_ALIGNMENT,t.unpackAlignment);const y=Se.getParameter(Se.UNPACK_ROW_LENGTH),_=Se.getParameter(Se.UNPACK_IMAGE_HEIGHT),x=Se.getParameter(Se.UNPACK_SKIP_PIXELS),b=Se.getParameter(Se.UNPACK_SKIP_ROWS),S=Se.getParameter(Se.UNPACK_SKIP_IMAGES);Se.pixelStorei(Se.UNPACK_ROW_LENGTH,f.width),Se.pixelStorei(Se.UNPACK_IMAGE_HEIGHT,f.height),Se.pixelStorei(Se.UNPACK_SKIP_PIXELS,a),Se.pixelStorei(Se.UNPACK_SKIP_ROWS,s),Se.pixelStorei(Se.UNPACK_SKIP_IMAGES,o),e.isDataTexture||e.isData3DTexture?Se.texSubImage3D(v,p,l,c,u,n,r,i,m,g,f.data):t.isCompressedArrayTexture?Se.compressedTexSubImage3D(v,p,l,c,u,n,r,i,m,f.data):Se.texSubImage3D(v,p,l,c,u,n,r,i,m,g,f),Se.pixelStorei(Se.UNPACK_ROW_LENGTH,y),Se.pixelStorei(Se.UNPACK_IMAGE_HEIGHT,_),Se.pixelStorei(Se.UNPACK_SKIP_PIXELS,x),Se.pixelStorei(Se.UNPACK_SKIP_ROWS,b),Se.pixelStorei(Se.UNPACK_SKIP_IMAGES,S),0===p&&t.generateMipmaps&&Se.generateMipmap(v),$.unbindTexture()},this.initRenderTarget=function(e){void 0===ne.get(e).__webglFramebuffer&&re.setupRenderTarget(e)},this.initTexture=function(e){e.isCubeTexture?re.setTextureCube(e,0):e.isData3DTexture?re.setTexture3D(e,0):e.isDataArrayTexture||e.isCompressedArrayTexture?re.setTexture2DArray(e,0):re.setTexture2D(e,0),$.unbindTexture()},this.resetState=function(){M=0,w=0,E=null,$.reset(),xe.reset()},"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return Wn}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(e){this._outputColorSpace=e;const t=this.getContext();t.drawingBufferColorSpace=e===nn?"display-p3":"srgb",t.unpackColorSpace=yr.workingColorSpace===rn?"display-p3":"srgb"}}class uc{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:25e-5;this.isFogExp2=!0,this.name="",this.color=new ta(e),this.density=t}clone(){return new uc(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class hc{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1e3;this.isFog=!0,this.name="",this.color=new ta(e),this.near=t,this.far=n}clone(){return new hc(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class dc extends ki{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new Si,this.environmentIntensity=1,this.environmentRotation=new Si,this.overrideMaterial=null,"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return null!==this.fog&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class pc{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=Ln,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.version=0,this.uuid=Qn()}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}get updateRange(){return pr("THREE.InterleavedBuffer: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let r=0,i=this.stride;r<i;r++)this.array[e+r]=t.array[n+r];return this}set(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.array.set(e,t),this}clone(e){void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=Qn()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=Qn()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}const fc=new Nr;class mc{constructor(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=r}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.count;t<n;t++)fc.fromBufferAttribute(this,t),fc.applyMatrix4(e),this.setXYZ(t,fc.x,fc.y,fc.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)fc.fromBufferAttribute(this,t),fc.applyNormalMatrix(e),this.setXYZ(t,fc.x,fc.y,fc.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)fc.fromBufferAttribute(this,t),fc.transformDirection(e),this.setXYZ(t,fc.x,fc.y,fc.z);return this}getComponent(e,t){let n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=tr(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=nr(n,this.array)),this.data.array[e*this.data.stride+this.offset+t]=n,this}setX(e,t){return this.normalized&&(t=nr(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=nr(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=nr(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=nr(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=tr(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=tr(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=tr(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=tr(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=nr(t,this.array),n=nr(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=nr(t,this.array),n=nr(n,this.array),r=nr(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=r,this}setXYZW(e,t,n,r,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=nr(t,this.array),n=nr(n,this.array),r=nr(r,this.array),i=nr(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=r,this.data.array[e+3]=i,this}clone(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return new pa(new this.array.constructor(e),this.itemSize,this.normalized)}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new mc(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}class gc extends ia{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new ta(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}let vc;const yc=new Nr,_c=new Nr,xc=new Nr,bc=new ir,Sc=new ir,Ac=new di,Mc=new Nr,wc=new Nr,Ec=new Nr,Tc=new ir,Cc=new ir,Rc=new ir;class Bc extends ki{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new gc;if(super(),this.isSprite=!0,this.type="Sprite",void 0===vc){vc=new Ba;const e=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),t=new pc(e,5);vc.setIndex([0,1,2,0,2,3]),vc.setAttribute("position",new mc(t,3,0,!1)),vc.setAttribute("uv",new mc(t,2,3,!1))}this.geometry=vc,this.material=e,this.center=new ir(.5,.5)}raycast(e,t){null===e.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),_c.setFromMatrixScale(this.matrixWorld),Ac.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),xc.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&_c.multiplyScalar(-xc.z);const n=this.material.rotation;let r,i;0!==n&&(i=Math.cos(n),r=Math.sin(n));const a=this.center;Pc(Mc.set(-.5,-.5,0),xc,a,_c,r,i),Pc(wc.set(.5,-.5,0),xc,a,_c,r,i),Pc(Ec.set(.5,.5,0),xc,a,_c,r,i),Tc.set(0,0),Cc.set(1,0),Rc.set(1,1);let s=e.ray.intersectTriangle(Mc,wc,Ec,!1,yc);if(null===s&&(Pc(wc.set(-.5,.5,0),xc,a,_c,r,i),Cc.set(0,1),s=e.ray.intersectTriangle(Mc,Ec,wc,!1,yc),null===s))return;const o=e.ray.origin.distanceTo(yc);o<e.near||o>e.far||t.push({distance:o,point:yc.clone(),uv:qi.getInterpolation(yc,Mc,wc,Ec,Tc,Cc,Rc,new ir),face:null,object:this})}copy(e,t){return super.copy(e,t),void 0!==e.center&&this.center.copy(e.center),this.material=e.material,this}}function Pc(e,t,n,r,i,a){bc.subVectors(e,n).addScalar(.5).multiply(r),void 0!==i?(Sc.x=a*bc.x-i*bc.y,Sc.y=i*bc.x+a*bc.y):Sc.copy(bc),e.copy(t),e.x+=Sc.x,e.y+=Sc.y,e.applyMatrix4(Ac)}const Ic=new Nr,Lc=new Nr;class Dc extends ki{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let n=0,r=t.length;n<r;n++){const e=t[n];this.addLevel(e.object.clone(),e.distance,e.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;t=Math.abs(t);const r=this.levels;let i;for(i=0;i<r.length&&!(t<r[i].distance);i++);return r.splice(i,0,{distance:t,hysteresis:n,object:e}),this.add(e),this}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let n,r;for(n=1,r=t.length;n<r;n++){let r=t[n].distance;if(t[n].object.visible&&(r-=r*t[n].hysteresis),e<r)break}return t[n-1].object}return null}raycast(e,t){if(this.levels.length>0){Ic.setFromMatrixPosition(this.matrixWorld);const n=e.ray.origin.distanceTo(Ic);this.getObjectForDistance(n).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){Ic.setFromMatrixPosition(e.matrixWorld),Lc.setFromMatrixPosition(this.matrixWorld);const n=Ic.distanceTo(Lc)/e.zoom;let r,i;for(t[0].object.visible=!0,r=1,i=t.length;r<i;r++){let e=t[r].distance;if(t[r].object.visible&&(e-=e*t[r].hysteresis),!(n>=e))break;t[r-1].object.visible=!1,t[r].object.visible=!0}for(this._currentLevel=r-1;r<i;r++)t[r].object.visible=!1}}toJSON(e){const t=super.toJSON(e);!1===this.autoUpdate&&(t.object.autoUpdate=!1),t.object.levels=[];const n=this.levels;for(let r=0,i=n.length;r<i;r++){const e=n[r];t.object.levels.push({object:e.object.uuid,distance:e.distance,hysteresis:e.hysteresis})}return t}}const Uc=new Nr,Nc=new Cr,Fc=new Cr,Oc=new Nr,kc=new di,zc=new Nr,Hc=new ri,Gc=new di,Vc=new hi;class Wc extends Ka{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=ce,this.bindMatrix=new di,this.bindMatrixInverse=new di,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;null===this.boundingBox&&(this.boundingBox=new kr),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,zc),this.boundingBox.expandByPoint(zc)}computeBoundingSphere(){const e=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new ri),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,zc),this.boundingSphere.expandByPoint(zc)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){const n=this.material,r=this.matrixWorld;void 0!==n&&(null===this.boundingSphere&&this.computeBoundingSphere(),Hc.copy(this.boundingSphere),Hc.applyMatrix4(r),!1!==e.ray.intersectsSphere(Hc)&&(Gc.copy(r).invert(),Vc.copy(e.ray).applyMatrix4(Gc),null!==this.boundingBox&&!1===Vc.intersectsBox(this.boundingBox)||this._computeIntersections(e,t,Vc)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,void 0===t&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new Cr,t=this.geometry.attributes.skinWeight;for(let n=0,r=t.count;n<r;n++){e.fromBufferAttribute(t,n);const r=1/e.manhattanLength();r!==1/0?e.multiplyScalar(r):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===ce?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===ue?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const n=this.skeleton,r=this.geometry;Nc.fromBufferAttribute(r.attributes.skinIndex,e),Fc.fromBufferAttribute(r.attributes.skinWeight,e),Uc.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let i=0;i<4;i++){const e=Fc.getComponent(i);if(0!==e){const r=Nc.getComponent(i);kc.multiplyMatrices(n.bones[r].matrixWorld,n.boneInverses[r]),t.addScaledVector(Oc.copy(Uc).applyMatrix4(kc),e)}}return t.applyMatrix4(this.bindMatrixInverse)}}class jc extends ki{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Xc extends Tr{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;super(null,arguments.length>5?arguments[5]:void 0,arguments.length>6?arguments[6]:void 0,arguments.length>7?arguments[7]:void 0,arguments.length>8&&void 0!==arguments[8]?arguments[8]:xe,arguments.length>9&&void 0!==arguments[9]?arguments[9]:xe,arguments.length>3?arguments[3]:void 0,arguments.length>4?arguments[4]:void 0,arguments.length>10?arguments[10]:void 0,arguments.length>11?arguments[11]:void 0),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Jc=new di,Kc=new di;class Yc{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];this.uuid=Qn(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(16*e.length),0===t.length)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let e=0,t=this.bones.length;e<t;e++)this.boneInverses.push(new di)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const t=new di;this.bones[e]&&t.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(t)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&t.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&(t.parent&&t.parent.isBone?(t.matrix.copy(t.parent.matrixWorld).invert(),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,r=this.boneTexture;for(let i=0,a=e.length;i<a;i++){const r=e[i]?e[i].matrixWorld:Kc;Jc.multiplyMatrices(r,t[i]),Jc.toArray(n,16*i)}null!==r&&(r.needsUpdate=!0)}clone(){return new Yc(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(4*this.bones.length);e=4*Math.ceil(e/4),e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const n=new Xc(t,e,e,We,Ne);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const n=this.bones[t];if(n.name===e)return n}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,r=e.bones.length;n<r;n++){const r=e.bones[n];let i=t[r];void 0===i&&(console.warn("THREE.Skeleton: No bone found with UUID:",r),i=new jc),this.bones.push(i),this.boneInverses.push((new di).fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,n=this.boneInverses;for(let r=0,i=t.length;r<i;r++){const i=t[r];e.bones.push(i.uuid);const a=n[r];e.boneInverses.push(a.toArray())}return e}}class qc extends pa{constructor(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=r}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const Qc=new di,Zc=new di,$c=[],eu=new kr,tu=new di,nu=new Ka,ru=new ri;class iu extends Ka{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new qc(new Float32Array(16*n),16),this.instanceColor=null,this.morphTexture=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let r=0;r<n;r++)this.setMatrixAt(r,tu)}computeBoundingBox(){const e=this.geometry,t=this.count;null===this.boundingBox&&(this.boundingBox=new kr),null===e.boundingBox&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Qc),eu.copy(e.boundingBox).applyMatrix4(Qc),this.boundingBox.union(eu)}computeBoundingSphere(){const e=this.geometry,t=this.count;null===this.boundingSphere&&(this.boundingSphere=new ri),null===e.boundingSphere&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,Qc),ru.copy(e.boundingSphere).applyMatrix4(Qc),this.boundingSphere.union(ru)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),null!==e.morphTexture&&(this.morphTexture=e.morphTexture.clone()),null!==e.instanceColor&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,3*e)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,16*e)}getMorphAt(e,t){const n=t.morphTargetInfluences,r=this.morphTexture.source.data.data,i=e*(n.length+1)+1;for(let a=0;a<n.length;a++)n[a]=r[i+a]}raycast(e,t){const n=this.matrixWorld,r=this.count;if(nu.geometry=this.geometry,nu.material=this.material,void 0!==nu.material&&(null===this.boundingSphere&&this.computeBoundingSphere(),ru.copy(this.boundingSphere),ru.applyMatrix4(n),!1!==e.ray.intersectsSphere(ru)))for(let i=0;i<r;i++){this.getMatrixAt(i,Qc),Zc.multiplyMatrices(n,Qc),nu.matrixWorld=Zc,nu.raycast(e,$c);for(let e=0,n=$c.length;e<n;e++){const n=$c[e];n.instanceId=i,n.object=this,t.push(n)}$c.length=0}}setColorAt(e,t){null===this.instanceColor&&(this.instanceColor=new qc(new Float32Array(3*this.instanceMatrix.count).fill(1),3)),t.toArray(this.instanceColor.array,3*e)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,16*e)}setMorphAt(e,t){const n=t.morphTargetInfluences,r=n.length+1;null===this.morphTexture&&(this.morphTexture=new Xc(new Float32Array(r*this.count),r,this.count,Ye,Ne));const i=this.morphTexture.source.data.data;let a=0;for(let l=0;l<n.length;l++)a+=n[l];const s=this.geometry.morphTargetsRelative?1:1-a,o=r*e;i[o]=s,i.set(n,o+1)}updateMorphTargets(){}dispose(){return this.dispatchEvent({type:"dispose"}),null!==this.morphTexture&&(this.morphTexture.dispose(),this.morphTexture=null),this}}function au(e,t){return e.z-t.z}function su(e,t){return t.z-e.z}class ou{constructor(){this.index=0,this.pool=[],this.list=[]}push(e,t,n){const r=this.pool,i=this.list;this.index>=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const a=r[this.index];i.push(a),this.index++,a.start=e.start,a.count=e.count,a.z=t,a.index=n}reset(){this.list.length=0,this.index=0}}const lu=new di,cu=new di,uu=new di,hu=new ta(1,1,1),du=new di,pu=new vs,fu=new kr,mu=new ri,gu=new Nr,vu=new Nr,yu=new Nr,_u=new ou,xu=new Ka,bu=[];function Su(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;const r=t.itemSize;if(e.isInterleavedBufferAttribute||e.array.constructor!==t.array.constructor){const i=e.count;for(let a=0;a<i;a++)for(let i=0;i<r;i++)t.setComponent(a+n,i,e.getComponent(a,i))}else t.array.set(e.array,n*r);t.needsUpdate=!0}class Au extends Ka{get maxInstanceCount(){return this._maxInstanceCount}constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:2*t,r=arguments.length>3?arguments[3]:void 0;super(new Ba,r),this.isBatchedMesh=!0,this.perObjectFrustumCulled=!0,this.sortObjects=!0,this.boundingBox=null,this.boundingSphere=null,this.customSort=null,this._drawInfo=[],this._drawRanges=[],this._reservedRanges=[],this._bounds=[],this._maxInstanceCount=e,this._maxVertexCount=t,this._maxIndexCount=n,this._geometryInitialized=!1,this._geometryCount=0,this._multiDrawCounts=new Int32Array(e),this._multiDrawStarts=new Int32Array(e),this._multiDrawCount=0,this._multiDrawInstances=null,this._visibilityChanged=!0,this._matricesTexture=null,this._indirectTexture=null,this._colorsTexture=null,this._initMatricesTexture(),this._initIndirectTexture()}_initMatricesTexture(){let e=Math.sqrt(4*this._maxInstanceCount);e=4*Math.ceil(e/4),e=Math.max(e,4);const t=new Float32Array(e*e*4),n=new Xc(t,e,e,We,Ne);this._matricesTexture=n}_initIndirectTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);const t=new Uint32Array(e*e),n=new Xc(t,e,e,qe,Ue);this._indirectTexture=n}_initColorsTexture(){let e=Math.sqrt(this._maxIndexCount);e=Math.ceil(e);const t=new Float32Array(e*e*4).fill(1),n=new Xc(t,e,e,We,Ne);n.colorSpace=yr.workingColorSpace,this._colorsTexture=n}_initializeGeometry(e){const t=this.geometry,n=this._maxVertexCount,r=this._maxIndexCount;if(!1===this._geometryInitialized){for(const r in e.attributes){const i=e.getAttribute(r),{array:a,itemSize:s,normalized:o}=i,l=new a.constructor(n*s),c=new pa(l,s,o);t.setAttribute(r,c)}if(null!==e.getIndex()){const e=n>65535?new Uint32Array(r):new Uint16Array(r);t.setIndex(new pa(e,1))}this._geometryInitialized=!0}}_validateGeometry(e){const t=this.geometry;if(Boolean(e.getIndex())!==Boolean(t.getIndex()))throw new Error('BatchedMesh: All geometries must consistently have "index".');for(const n in t.attributes){if(!e.hasAttribute(n))throw new Error('BatchedMesh: Added geometry missing "'.concat(n,'". All geometries must have consistent attributes.'));const r=e.getAttribute(n),i=t.getAttribute(n);if(r.itemSize!==i.itemSize||r.normalized!==i.normalized)throw new Error("BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}setCustomSort(e){return this.customSort=e,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new kr);const e=this._geometryCount,t=this.boundingBox,n=this._drawInfo;t.makeEmpty();for(let r=0;r<e;r++){if(!1===n[r].active)continue;const e=n[r].geometryIndex;this.getMatrixAt(r,lu),this.getBoundingBoxAt(e,fu).applyMatrix4(lu),t.union(fu)}}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new ri);const e=this.boundingSphere,t=this._drawInfo;e.makeEmpty();for(let n=0,r=t.length;n<r;n++){if(!1===t[n].active)continue;const r=t[n].geometryIndex;this.getMatrixAt(n,lu),this.getBoundingSphereAt(r,mu).applyMatrix4(lu),e.union(mu)}}addInstance(e){if(this._drawInfo.length>=this._maxInstanceCount)throw new Error("BatchedMesh: Maximum item count reached.");this._drawInfo.push({visible:!0,active:!0,geometryIndex:e});const t=this._drawInfo.length-1,n=this._matricesTexture,r=n.image.data;uu.toArray(r,16*t),n.needsUpdate=!0;const i=this._colorsTexture;return i&&(hu.toArray(i.image.data,4*t),i.needsUpdate=!0),t}addGeometry(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1;if(this._initializeGeometry(e),this._validateGeometry(e),this._drawInfo.length>=this._maxInstanceCount)throw new Error("BatchedMesh: Maximum item count reached.");const r={vertexStart:-1,vertexCount:-1,indexStart:-1,indexCount:-1};let i=null;const a=this._reservedRanges,s=this._drawRanges,o=this._bounds;0!==this._geometryCount&&(i=a[a.length-1]),r.vertexCount=-1===t?e.getAttribute("position").count:t,r.vertexStart=null===i?0:i.vertexStart+i.vertexCount;const l=e.getIndex(),c=null!==l;if(c&&(r.indexCount=-1===n?l.count:n,r.indexStart=null===i?0:i.indexStart+i.indexCount),-1!==r.indexStart&&r.indexStart+r.indexCount>this._maxIndexCount||r.vertexStart+r.vertexCount>this._maxVertexCount)throw new Error("BatchedMesh: Reserved space request exceeds the maximum buffer size.");const u=this._geometryCount;return this._geometryCount++,a.push(r),s.push({start:c?r.indexStart:r.vertexStart,count:-1}),o.push({boxInitialized:!1,box:new kr,sphereInitialized:!1,sphere:new ri}),this.setGeometryAt(u,e),u}setGeometryAt(e,t){if(e>=this._geometryCount)throw new Error("BatchedMesh: Maximum geometry count reached.");this._validateGeometry(t);const n=this.geometry,r=null!==n.getIndex(),i=n.getIndex(),a=t.getIndex(),s=this._reservedRanges[e];if(r&&a.count>s.indexCount||t.attributes.position.count>s.vertexCount)throw new Error("BatchedMesh: Reserved space not large enough for provided geometry.");const o=s.vertexStart,l=s.vertexCount;for(const d in n.attributes){const e=t.getAttribute(d),r=n.getAttribute(d);Su(e,r,o);const i=e.itemSize;for(let t=e.count,n=l;t<n;t++){const e=o+t;for(let t=0;t<i;t++)r.setComponent(e,t,0)}r.needsUpdate=!0,r.addUpdateRange(o*i,l*i)}if(r){const e=s.indexStart;for(let t=0;t<a.count;t++)i.setX(e+t,o+a.getX(t));for(let t=a.count,n=s.indexCount;t<n;t++)i.setX(e+t,o);i.needsUpdate=!0,i.addUpdateRange(e,s.indexCount)}const c=this._bounds[e];null!==t.boundingBox?(c.box.copy(t.boundingBox),c.boxInitialized=!0):c.boxInitialized=!1,null!==t.boundingSphere?(c.sphere.copy(t.boundingSphere),c.sphereInitialized=!0):c.sphereInitialized=!1;const u=this._drawRanges[e],h=t.getAttribute("position");return u.count=r?a.count:h.count,this._visibilityChanged=!0,e}getBoundingBoxAt(e,t){if(e>=this._geometryCount)return null;const n=this._bounds[e],r=n.box,i=this.geometry;if(!1===n.boxInitialized){r.makeEmpty();const t=i.index,a=i.attributes.position,s=this._drawRanges[e];for(let e=s.start,n=s.start+s.count;e<n;e++){let n=e;t&&(n=t.getX(n)),r.expandByPoint(gu.fromBufferAttribute(a,n))}n.boxInitialized=!0}return t.copy(r),t}getBoundingSphereAt(e,t){if(e>=this._geometryCount)return null;const n=this._bounds[e],r=n.sphere,i=this.geometry;if(!1===n.sphereInitialized){r.makeEmpty(),this.getBoundingBoxAt(e,fu),fu.getCenter(r.center);const t=i.index,a=i.attributes.position,s=this._drawRanges[e];let o=0;for(let e=s.start,n=s.start+s.count;e<n;e++){let n=e;t&&(n=t.getX(n)),gu.fromBufferAttribute(a,n),o=Math.max(o,r.center.distanceToSquared(gu))}r.radius=Math.sqrt(o),n.sphereInitialized=!0}return t.copy(r),t}setMatrixAt(e,t){const n=this._drawInfo,r=this._matricesTexture,i=this._matricesTexture.image.data;return e>=n.length||!1===n[e].active||(t.toArray(i,16*e),r.needsUpdate=!0),this}getMatrixAt(e,t){const n=this._drawInfo,r=this._matricesTexture.image.data;return e>=n.length||!1===n[e].active?null:t.fromArray(r,16*e)}setColorAt(e,t){null===this._colorsTexture&&this._initColorsTexture();const n=this._colorsTexture,r=this._colorsTexture.image.data,i=this._drawInfo;return e>=i.length||!1===i[e].active||(t.toArray(r,4*e),n.needsUpdate=!0),this}getColorAt(e,t){const n=this._colorsTexture.image.data,r=this._drawInfo;return e>=r.length||!1===r[e].active?null:t.fromArray(n,4*e)}setVisibleAt(e,t){const n=this._drawInfo;return e>=n.length||!1===n[e].active||n[e].visible===t||(n[e].visible=t,this._visibilityChanged=!0),this}getVisibleAt(e){const t=this._drawInfo;return!(e>=t.length||!1===t[e].active)&&t[e].visible}raycast(e,t){const n=this._drawInfo,r=this._drawRanges,i=this.matrixWorld,a=this.geometry;xu.material=this.material,xu.geometry.index=a.index,xu.geometry.attributes=a.attributes,null===xu.geometry.boundingBox&&(xu.geometry.boundingBox=new kr),null===xu.geometry.boundingSphere&&(xu.geometry.boundingSphere=new ri);for(let s=0,o=n.length;s<o;s++){if(!n[s].visible||!n[s].active)continue;const a=n[s].geometryIndex,o=r[a];xu.geometry.setDrawRange(o.start,o.count),this.getMatrixAt(s,xu.matrixWorld).premultiply(i),this.getBoundingBoxAt(a,xu.geometry.boundingBox),this.getBoundingSphereAt(a,xu.geometry.boundingSphere),xu.raycast(e,bu);for(let e=0,n=bu.length;e<n;e++){const n=bu[e];n.object=this,n.batchId=s,t.push(n)}bu.length=0}xu.material=null,xu.geometry.index=null,xu.geometry.attributes={},xu.geometry.setDrawRange(0,1/0)}copy(e){return super.copy(e),this.geometry=e.geometry.clone(),this.perObjectFrustumCulled=e.perObjectFrustumCulled,this.sortObjects=e.sortObjects,this.boundingBox=null!==e.boundingBox?e.boundingBox.clone():null,this.boundingSphere=null!==e.boundingSphere?e.boundingSphere.clone():null,this._drawRanges=e._drawRanges.map((e=>({...e}))),this._reservedRanges=e._reservedRanges.map((e=>({...e}))),this._drawInfo=e._drawInfo.map((e=>({...e}))),this._bounds=e._bounds.map((e=>({boxInitialized:e.boxInitialized,box:e.box.clone(),sphereInitialized:e.sphereInitialized,sphere:e.sphere.clone()}))),this._maxInstanceCount=e._maxInstanceCount,this._maxVertexCount=e._maxVertexCount,this._maxIndexCount=e._maxIndexCount,this._geometryInitialized=e._geometryInitialized,this._geometryCount=e._geometryCount,this._multiDrawCounts=e._multiDrawCounts.slice(),this._multiDrawStarts=e._multiDrawStarts.slice(),this._matricesTexture=e._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=e._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){return this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null),this}onBeforeRender(e,t,n,r,i){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const a=r.getIndex(),s=null===a?1:a.array.BYTES_PER_ELEMENT,o=this._drawInfo,l=this._multiDrawStarts,c=this._multiDrawCounts,u=this._drawRanges,h=this.perObjectFrustumCulled,d=this._indirectTexture,p=d.image.data;h&&(du.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse).multiply(this.matrixWorld),pu.setFromProjectionMatrix(du,e.coordinateSystem));let f=0;if(this.sortObjects){cu.copy(this.matrixWorld).invert(),gu.setFromMatrixPosition(n.matrixWorld).applyMatrix4(cu),vu.set(0,0,-1).transformDirection(n.matrixWorld).transformDirection(cu);for(let n=0,r=o.length;n<r;n++)if(o[n].visible&&o[n].active){const e=o[n].geometryIndex;this.getMatrixAt(n,lu),this.getBoundingSphereAt(e,mu).applyMatrix4(lu);let t=!1;if(h&&(t=!pu.intersectsSphere(mu)),!t){const t=yu.subVectors(mu.center,gu).dot(vu);_u.push(u[e],t,n)}}const e=_u.list,t=this.customSort;null===t?e.sort(i.transparent?su:au):t.call(this,e,n);for(let n=0,r=e.length;n<r;n++){const t=e[n];l[f]=t.start*s,c[f]=t.count,p[f]=t.index,f++}_u.reset()}else for(let m=0,g=o.length;m<g;m++)if(o[m].visible&&o[m].active){const e=o[m].geometryIndex;let t=!1;if(h&&(this.getMatrixAt(m,lu),this.getBoundingSphereAt(e,mu).applyMatrix4(lu),t=!pu.intersectsSphere(mu)),!t){const t=u[e];l[f]=t.start*s,c[f]=t.count,p[f]=m,f++}}d.needsUpdate=!0,this._multiDrawCount=f,this._visibilityChanged=!1}onBeforeShadow(e,t,n,r,i,a){this.onBeforeRender(e,null,r,i,a)}}class Mu extends ia{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new ta(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const wu=new Nr,Eu=new Nr,Tu=new di,Cu=new hi,Ru=new ri,Bu=new Nr,Pu=new Nr;class Iu extends ki{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ba,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Mu;super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[0];for(let e=1,r=t.count;e<r;e++)wu.fromBufferAttribute(t,e-1),Eu.fromBufferAttribute(t,e),n[e]=n[e-1],n[e]+=wu.distanceTo(Eu);e.setAttribute("lineDistance",new Sa(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,r=this.matrixWorld,i=e.params.Line.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Ru.copy(n.boundingSphere),Ru.applyMatrix4(r),Ru.radius+=i,!1===e.ray.intersectsSphere(Ru))return;Tu.copy(r).invert(),Cu.copy(e.ray).applyMatrix4(Tu);const s=i/((this.scale.x+this.scale.y+this.scale.z)/3),o=s*s,l=this.isLineSegments?2:1,c=n.index,u=n.attributes.position;if(null!==c){const n=Math.max(0,a.start),r=Math.min(c.count,a.start+a.count);for(let i=n,a=r-1;i<a;i+=l){const n=c.getX(i),r=c.getX(i+1),a=Lu(this,e,Cu,o,n,r);a&&t.push(a)}if(this.isLineLoop){const i=c.getX(r-1),a=c.getX(n),s=Lu(this,e,Cu,o,i,a);s&&t.push(s)}}else{const n=Math.max(0,a.start),r=Math.min(u.count,a.start+a.count);for(let i=n,a=r-1;i<a;i+=l){const n=Lu(this,e,Cu,o,i,i+1);n&&t.push(n)}if(this.isLineLoop){const i=Lu(this,e,Cu,o,r-1,n);i&&t.push(i)}}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}function Lu(e,t,n,r,i,a){const s=e.geometry.attributes.position;wu.fromBufferAttribute(s,i),Eu.fromBufferAttribute(s,a);if(n.distanceSqToSegment(wu,Eu,Bu,Pu)>r)return;Bu.applyMatrix4(e.matrixWorld);const o=t.ray.origin.distanceTo(Bu);return o<t.near||o>t.far?void 0:{distance:o,point:Pu.clone().applyMatrix4(e.matrixWorld),index:i,face:null,faceIndex:null,object:e}}const Du=new Nr,Uu=new Nr;class Nu extends Iu{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[];for(let e=0,r=t.count;e<r;e+=2)Du.fromBufferAttribute(t,e),Uu.fromBufferAttribute(t,e+1),n[e]=0===e?0:n[e-1],n[e+1]=n[e]+Du.distanceTo(Uu);e.setAttribute("lineDistance",new Sa(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class Fu extends Iu{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class Ou extends ia{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new ta(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const ku=new di,zu=new hi,Hu=new ri,Gu=new Nr;class Vu extends ki{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ba,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ou;super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,r=this.matrixWorld,i=e.params.Points.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Hu.copy(n.boundingSphere),Hu.applyMatrix4(r),Hu.radius+=i,!1===e.ray.intersectsSphere(Hu))return;ku.copy(r).invert(),zu.copy(e.ray).applyMatrix4(ku);const s=i/((this.scale.x+this.scale.y+this.scale.z)/3),o=s*s,l=n.index,c=n.attributes.position;if(null!==l){for(let n=Math.max(0,a.start),i=Math.min(l.count,a.start+a.count);n<i;n++){const i=l.getX(n);Gu.fromBufferAttribute(c,i),Wu(Gu,i,o,r,e,t,this)}}else{for(let n=Math.max(0,a.start),i=Math.min(c.count,a.start+a.count);n<i;n++)Gu.fromBufferAttribute(c,n),Wu(Gu,n,o,r,e,t,this)}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}function Wu(e,t,n,r,i,a,s){const o=zu.distanceSqToPoint(e);if(o<n){const n=new Nr;zu.closestPointToPoint(e,n),n.applyMatrix4(r);const l=i.ray.origin.distanceTo(n);if(l<i.near||l>i.far)return;a.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:t,face:null,object:s})}}class ju extends Tr{constructor(e,t,n,r,i,a,s,o,l){super(e,t,n,r,i,a,s,o,l),this.isVideoTexture=!0,this.minFilter=void 0!==a?a:we,this.magFilter=void 0!==i?i:we,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback((function t(){c.needsUpdate=!0,e.requestVideoFrameCallback(t)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;!1==="requestVideoFrameCallback"in e&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class Xu extends Tr{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=xe,this.minFilter=xe,this.generateMipmaps=!1,this.needsUpdate=!0}}class Ju extends Tr{constructor(e,t,n,r,i,a,s,o,l,c,u,h){super(null,a,s,o,l,c,r,i,u,h),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class Ku extends Ju{constructor(e,t,n,r,i,a){super(e,t,n,i,a),this.isCompressedArrayTexture=!0,this.image.depth=r,this.wrapR=ye,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class Yu extends Ju{constructor(e,t,n){super(void 0,e[0].width,e[0].height,t,n,de),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class qu extends Tr{constructor(e,t,n,r,i,a,s,o,l){super(e,t,n,r,i,a,s,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class Qu{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5;const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5;const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.arcLengthDivisions;if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,r=this.getPoint(0),i=0;t.push(0);for(let a=1;a<=e;a++)n=this.getPoint(a/e),i+=n.distanceTo(r),t.push(i),r=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const n=this.getLengths();let r=0;const i=n.length;let a;a=t||e*n[i-1];let s,o=0,l=i-1;for(;o<=l;)if(r=Math.floor(o+(l-o)/2),s=n[r]-a,s<0)o=r+1;else{if(!(s>0)){l=r;break}l=r-1}if(r=l,n[r]===a)return r/(i-1);const c=n[r];return(r+(a-c)/(n[r+1]-c))/(i-1)}getTangent(e,t){const n=1e-4;let r=e-n,i=e+n;r<0&&(r=0),i>1&&(i=1);const a=this.getPoint(r),s=this.getPoint(i),o=t||(a.isVector2?new ir:new Nr);return o.copy(s).sub(a).normalize(),o}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t){const n=new Nr,r=[],i=[],a=[],s=new Nr,o=new di;for(let d=0;d<=e;d++){const t=d/e;r[d]=this.getTangentAt(t,new Nr)}i[0]=new Nr,a[0]=new Nr;let l=Number.MAX_VALUE;const c=Math.abs(r[0].x),u=Math.abs(r[0].y),h=Math.abs(r[0].z);c<=l&&(l=c,n.set(1,0,0)),u<=l&&(l=u,n.set(0,1,0)),h<=l&&n.set(0,0,1),s.crossVectors(r[0],n).normalize(),i[0].crossVectors(r[0],s),a[0].crossVectors(r[0],i[0]);for(let d=1;d<=e;d++){if(i[d]=i[d-1].clone(),a[d]=a[d-1].clone(),s.crossVectors(r[d-1],r[d]),s.length()>Number.EPSILON){s.normalize();const e=Math.acos(Zn(r[d-1].dot(r[d]),-1,1));i[d].applyMatrix4(o.makeRotationAxis(s,e))}a[d].crossVectors(r[d],i[d])}if(!0===t){let t=Math.acos(Zn(i[0].dot(i[e]),-1,1));t/=e,r[0].dot(s.crossVectors(i[0],i[e]))>0&&(t=-t);for(let n=1;n<=e;n++)i[n].applyMatrix4(o.makeRotationAxis(r[n],t*n)),a[n].crossVectors(r[n],i[n])}return{tangents:r,normals:i,binormals:a}}clone(){return(new this.constructor).copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class Zu extends Qu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:2*Math.PI,s=arguments.length>6&&void 0!==arguments[6]&&arguments[6],o=arguments.length>7&&void 0!==arguments[7]?arguments[7]:0;super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=r,this.aStartAngle=i,this.aEndAngle=a,this.aClockwise=s,this.aRotation=o}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ir,n=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const i=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=n;for(;r>n;)r-=n;r<Number.EPSILON&&(r=i?0:n),!0!==this.aClockwise||i||(r===n?r=-n:r-=n);const a=this.aStartAngle+e*r;let s=this.aX+this.xRadius*Math.cos(a),o=this.aY+this.yRadius*Math.sin(a);if(0!==this.aRotation){const e=Math.cos(this.aRotation),t=Math.sin(this.aRotation),n=s-this.aX,r=o-this.aY;s=n*e-r*t+this.aX,o=n*t+r*e+this.aY}return t.set(s,o)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class $u extends Zu{constructor(e,t,n,r,i,a){super(e,t,n,n,r,i,a),this.isArcCurve=!0,this.type="ArcCurve"}}function eh(){let e=0,t=0,n=0,r=0;function i(i,a,s,o){e=i,t=s,n=-3*i+3*a-2*s-o,r=2*i-2*a+s+o}return{initCatmullRom:function(e,t,n,r,a){i(t,n,a*(n-e),a*(r-t))},initNonuniformCatmullRom:function(e,t,n,r,a,s,o){let l=(t-e)/a-(n-e)/(a+s)+(n-t)/s,c=(n-t)/s-(r-t)/(s+o)+(r-n)/o;l*=s,c*=s,i(t,n,l,c)},calc:function(i){const a=i*i;return e+t*i+n*a+r*(a*i)}}}const th=new Nr,nh=new eh,rh=new eh,ih=new eh;class ah extends Qu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"centripetal",r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:.5;super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=r}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr,n=this.points,r=n.length,i=(r-(this.closed?0:1))*e;let a,s,o=Math.floor(i),l=i-o;this.closed?o+=o>0?0:(Math.floor(Math.abs(o)/r)+1)*r:0===l&&o===r-1&&(o=r-2,l=1),this.closed||o>0?a=n[(o-1)%r]:(th.subVectors(n[0],n[1]).add(n[0]),a=th);const c=n[o%r],u=n[(o+1)%r];if(this.closed||o+2<r?s=n[(o+2)%r]:(th.subVectors(n[r-1],n[r-2]).add(n[r-1]),s=th),"centripetal"===this.curveType||"chordal"===this.curveType){const e="chordal"===this.curveType?.5:.25;let t=Math.pow(a.distanceToSquared(c),e),n=Math.pow(c.distanceToSquared(u),e),r=Math.pow(u.distanceToSquared(s),e);n<1e-4&&(n=1),t<1e-4&&(t=n),r<1e-4&&(r=n),nh.initNonuniformCatmullRom(a.x,c.x,u.x,s.x,t,n,r),rh.initNonuniformCatmullRom(a.y,c.y,u.y,s.y,t,n,r),ih.initNonuniformCatmullRom(a.z,c.z,u.z,s.z,t,n,r)}else"catmullrom"===this.curveType&&(nh.initCatmullRom(a.x,c.x,u.x,s.x,this.tension),rh.initCatmullRom(a.y,c.y,u.y,s.y,this.tension),ih.initCatmullRom(a.z,c.z,u.z,s.z,this.tension));return t.set(nh.calc(l),rh.calc(l),ih.calc(l)),t}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new Nr).fromArray(n))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function sh(e,t,n,r,i){const a=.5*(r-t),s=.5*(i-n),o=e*e;return(2*n-2*r+a+s)*(e*o)+(-3*n+3*r-2*a-s)*o+a*e+n}function oh(e,t,n,r){return function(e,t){const n=1-e;return n*n*t}(e,t)+function(e,t){return 2*(1-e)*e*t}(e,n)+function(e,t){return e*e*t}(e,r)}function lh(e,t,n,r,i){return function(e,t){const n=1-e;return n*n*n*t}(e,t)+function(e,t){const n=1-e;return 3*n*n*e*t}(e,n)+function(e,t){return 3*(1-e)*e*e*t}(e,r)+function(e,t){return e*e*e*t}(e,i)}class ch extends Qu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ir,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ir,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new ir,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new ir;super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=r}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ir,n=this.v0,r=this.v1,i=this.v2,a=this.v3;return t.set(lh(e,n.x,r.x,i.x,a.x),lh(e,n.y,r.y,i.y,a.y)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class uh extends Qu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Nr,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Nr,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new Nr;super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=r}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr,n=this.v0,r=this.v1,i=this.v2,a=this.v3;return t.set(lh(e,n.x,r.x,i.x,a.x),lh(e,n.y,r.y,i.y,a.y),lh(e,n.z,r.z,i.z,a.z)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class hh extends Qu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ir,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ir;super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ir;return 1===e?t.copy(this.v2):(t.copy(this.v2).sub(this.v1),t.multiplyScalar(e).add(this.v1)),t}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e){return(arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ir).subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class dh extends Qu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Nr,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr;super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr;return 1===e?t.copy(this.v2):(t.copy(this.v2).sub(this.v1),t.multiplyScalar(e).add(this.v1)),t}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e){return(arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr).subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class ph extends Qu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ir,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ir,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new ir;super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ir,n=this.v0,r=this.v1,i=this.v2;return t.set(oh(e,n.x,r.x,i.x),oh(e,n.y,r.y,i.y)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class fh extends Qu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Nr,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Nr;super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr,n=this.v0,r=this.v1,i=this.v2;return t.set(oh(e,n.x,r.x,i.x),oh(e,n.y,r.y,i.y),oh(e,n.z,r.z,i.z)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class mh extends Qu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[];super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ir,n=this.points,r=(n.length-1)*e,i=Math.floor(r),a=r-i,s=n[0===i?i:i-1],o=n[i],l=n[i>n.length-2?n.length-1:i+1],c=n[i>n.length-3?n.length-1:i+2];return t.set(sh(a,s.x,o.x,l.x,c.x),sh(a,s.y,o.y,l.y,c.y)),t}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new ir).fromArray(n))}return this}}var gh=Object.freeze({__proto__:null,ArcCurve:$u,CatmullRomCurve3:ah,CubicBezierCurve:ch,CubicBezierCurve3:uh,EllipseCurve:Zu,LineCurve:hh,LineCurve3:dh,QuadraticBezierCurve:ph,QuadraticBezierCurve3:fh,SplineCurve:mh});class vh extends Qu{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(e){this.curves.push(e)}closePath(){const e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);if(!e.equals(t)){const n=!0===e.isVector2?"LineCurve":"LineCurve3";this.curves.push(new gh[n](t,e))}return this}getPoint(e,t){const n=e*this.getLength(),r=this.getCurveLengths();let i=0;for(;i<r.length;){if(r[i]>=n){const e=r[i]-n,a=this.curves[i],s=a.getLength(),o=0===s?0:1-e/s;return a.getPointAt(o,t)}i++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,r=this.curves.length;n<r;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:40;const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:12;const t=[];let n;for(let r=0,i=this.curves;r<i.length;r++){const a=i[r],s=a.isEllipseCurve?2*e:a.isLineCurve||a.isLineCurve3?1:a.isSplineCurve?e*a.points.length:e,o=a.getPoints(s);for(let e=0;e<o.length;e++){const r=o[e];n&&n.equals(r)||(t.push(r),n=r)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push(n.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const n=this.curves[t];e.curves.push(n.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push((new gh[n.type]).fromJSON(n))}return this}}class yh extends vh{constructor(e){super(),this.type="Path",this.currentPoint=new ir,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const n=new hh(this.currentPoint.clone(),new ir(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,r){const i=new ph(this.currentPoint.clone(),new ir(e,t),new ir(n,r));return this.curves.push(i),this.currentPoint.set(n,r),this}bezierCurveTo(e,t,n,r,i,a){const s=new ch(this.currentPoint.clone(),new ir(e,t),new ir(n,r),new ir(i,a));return this.curves.push(s),this.currentPoint.set(i,a),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new mh(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,r,i,a){const s=this.currentPoint.x,o=this.currentPoint.y;return this.absarc(e+s,t+o,n,r,i,a),this}absarc(e,t,n,r,i,a){return this.absellipse(e,t,n,n,r,i,a),this}ellipse(e,t,n,r,i,a,s,o){const l=this.currentPoint.x,c=this.currentPoint.y;return this.absellipse(e+l,t+c,n,r,i,a,s,o),this}absellipse(e,t,n,r,i,a,s,o){const l=new Zu(e,t,n,r,i,a,s,o);if(this.curves.length>0){const e=l.getPoint(0);e.equals(this.currentPoint)||this.lineTo(e.x,e.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class _h extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[new ir(0,-.5),new ir(.5,0),new ir(0,.5)],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:12,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2*Math.PI;super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:r},t=Math.floor(t),r=Zn(r,0,2*Math.PI);const i=[],a=[],s=[],o=[],l=[],c=1/t,u=new Nr,h=new ir,d=new Nr,p=new Nr,f=new Nr;let m=0,g=0;for(let v=0;v<=e.length-1;v++)switch(v){case 0:m=e[v+1].x-e[v].x,g=e[v+1].y-e[v].y,d.x=1*g,d.y=-m,d.z=0*g,f.copy(d),d.normalize(),o.push(d.x,d.y,d.z);break;case e.length-1:o.push(f.x,f.y,f.z);break;default:m=e[v+1].x-e[v].x,g=e[v+1].y-e[v].y,d.x=1*g,d.y=-m,d.z=0*g,p.copy(d),d.x+=f.x,d.y+=f.y,d.z+=f.z,d.normalize(),o.push(d.x,d.y,d.z),f.copy(p)}for(let v=0;v<=t;v++){const i=n+v*c*r,d=Math.sin(i),p=Math.cos(i);for(let n=0;n<=e.length-1;n++){u.x=e[n].x*d,u.y=e[n].y,u.z=e[n].x*p,a.push(u.x,u.y,u.z),h.x=v/t,h.y=n/(e.length-1),s.push(h.x,h.y);const r=o[3*n+0]*d,i=o[3*n+1],c=o[3*n+0]*p;l.push(r,i,c)}}for(let v=0;v<t;v++)for(let t=0;t<e.length-1;t++){const n=t+v*e.length,r=n,a=n+e.length,s=n+e.length+1,o=n+1;i.push(r,a,o),i.push(s,o,a)}this.setIndex(i),this.setAttribute("position",new Sa(a,3)),this.setAttribute("uv",new Sa(s,2)),this.setAttribute("normal",new Sa(l,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new _h(e.points,e.segments,e.phiStart,e.phiLength)}}class xh extends _h{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:4,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:8;const i=new yh;i.absarc(0,-t/2,e,1.5*Math.PI,0),i.absarc(0,t/2,e,0,.5*Math.PI),super(i.getPoints(n),r),this.type="CapsuleGeometry",this.parameters={radius:e,length:t,capSegments:n,radialSegments:r}}static fromJSON(e){return new xh(e.radius,e.length,e.capSegments,e.radialSegments)}}class bh extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:32,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2*Math.PI;super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:r},t=Math.max(3,t);const i=[],a=[],s=[],o=[],l=new Nr,c=new ir;a.push(0,0,0),s.push(0,0,1),o.push(.5,.5);for(let u=0,h=3;u<=t;u++,h+=3){const i=n+u/t*r;l.x=e*Math.cos(i),l.y=e*Math.sin(i),a.push(l.x,l.y,l.z),s.push(0,0,1),c.x=(a[h]/e+1)/2,c.y=(a[h+1]/e+1)/2,o.push(c.x,c.y)}for(let u=1;u<=t;u++)i.push(u,u+1,0);this.setIndex(i),this.setAttribute("position",new Sa(a,3)),this.setAttribute("normal",new Sa(s,3)),this.setAttribute("uv",new Sa(o,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new bh(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class Sh extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:32,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,a=arguments.length>5&&void 0!==arguments[5]&&arguments[5],s=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0,o=arguments.length>7&&void 0!==arguments[7]?arguments[7]:2*Math.PI;super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:r,heightSegments:i,openEnded:a,thetaStart:s,thetaLength:o};const l=this;r=Math.floor(r),i=Math.floor(i);const c=[],u=[],h=[],d=[];let p=0;const f=[],m=n/2;let g=0;function v(n){const i=p,a=new ir,f=new Nr;let v=0;const y=!0===n?e:t,_=!0===n?1:-1;for(let e=1;e<=r;e++)u.push(0,m*_,0),h.push(0,_,0),d.push(.5,.5),p++;const x=p;for(let e=0;e<=r;e++){const t=e/r*o+s,n=Math.cos(t),i=Math.sin(t);f.x=y*i,f.y=m*_,f.z=y*n,u.push(f.x,f.y,f.z),h.push(0,_,0),a.x=.5*n+.5,a.y=.5*i*_+.5,d.push(a.x,a.y),p++}for(let e=0;e<r;e++){const t=i+e,r=x+e;!0===n?c.push(r,r+1,t):c.push(r+1,r,t),v+=3}l.addGroup(g,v,!0===n?1:2),g+=v}!function(){const a=new Nr,v=new Nr;let y=0;const _=(t-e)/n;for(let l=0;l<=i;l++){const c=[],g=l/i,y=g*(t-e)+e;for(let e=0;e<=r;e++){const t=e/r,i=t*o+s,l=Math.sin(i),f=Math.cos(i);v.x=y*l,v.y=-g*n+m,v.z=y*f,u.push(v.x,v.y,v.z),a.set(l,_,f).normalize(),h.push(a.x,a.y,a.z),d.push(t,1-g),c.push(p++)}f.push(c)}for(let e=0;e<r;e++)for(let t=0;t<i;t++){const n=f[t][e],r=f[t+1][e],i=f[t+1][e+1],a=f[t][e+1];c.push(n,r,a),c.push(r,i,a),y+=6}l.addGroup(g,y,0),g+=y}(),!1===a&&(e>0&&v(!0),t>0&&v(!1)),this.setIndex(c),this.setAttribute("position",new Sa(u,3)),this.setAttribute("normal",new Sa(h,3)),this.setAttribute("uv",new Sa(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Sh(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Ah extends Sh{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:32,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,i=arguments.length>4&&void 0!==arguments[4]&&arguments[4],a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0,s=arguments.length>6&&void 0!==arguments[6]?arguments[6]:2*Math.PI;super(0,e,t,n,r,i,a,s),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:n,heightSegments:r,openEnded:i,thetaStart:a,thetaLength:s}}static fromJSON(e){return new Ah(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Mh extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[],n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0;super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:n,detail:r};const i=[],a=[];function s(e,t,n,r){const i=r+1,a=[];for(let s=0;s<=i;s++){a[s]=[];const r=e.clone().lerp(n,s/i),o=t.clone().lerp(n,s/i),l=i-s;for(let e=0;e<=l;e++)a[s][e]=0===e&&s===i?r:r.clone().lerp(o,e/l)}for(let s=0;s<i;s++)for(let e=0;e<2*(i-s)-1;e++){const t=Math.floor(e/2);e%2===0?(o(a[s][t+1]),o(a[s+1][t]),o(a[s][t])):(o(a[s][t+1]),o(a[s+1][t+1]),o(a[s+1][t]))}}function o(e){i.push(e.x,e.y,e.z)}function l(t,n){const r=3*t;n.x=e[r+0],n.y=e[r+1],n.z=e[r+2]}function c(e,t,n,r){r<0&&1===e.x&&(a[t]=e.x-1),0===n.x&&0===n.z&&(a[t]=r/2/Math.PI+.5)}function u(e){return Math.atan2(e.z,-e.x)}!function(e){const n=new Nr,r=new Nr,i=new Nr;for(let a=0;a<t.length;a+=3)l(t[a+0],n),l(t[a+1],r),l(t[a+2],i),s(n,r,i,e)}(r),function(e){const t=new Nr;for(let n=0;n<i.length;n+=3)t.x=i[n+0],t.y=i[n+1],t.z=i[n+2],t.normalize().multiplyScalar(e),i[n+0]=t.x,i[n+1]=t.y,i[n+2]=t.z}(n),function(){const e=new Nr;for(let n=0;n<i.length;n+=3){e.x=i[n+0],e.y=i[n+1],e.z=i[n+2];const r=u(e)/2/Math.PI+.5,s=(t=e,Math.atan2(-t.y,Math.sqrt(t.x*t.x+t.z*t.z))/Math.PI+.5);a.push(r,1-s)}var 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0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=(1+Math.sqrt(5))/2,r=1/n;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-r,-n,0,-r,n,0,r,-n,0,r,n,-r,-n,0,-r,n,0,r,-n,0,r,n,0,-n,0,-r,n,0,-r,-n,0,r,n,0,r],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new wh(e.radius,e.detail)}}const Eh=new Nr,Th=new Nr,Ch=new Nr,Rh=new qi;class Bh extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},null!==e){const 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ir(r,i);a=Math.sqrt(g/2)}else{let e=!1;s>Number.EPSILON?l>Number.EPSILON&&(e=!0):s<-Number.EPSILON?l<-Number.EPSILON&&(e=!0):Math.sign(o)===Math.sign(c)&&(e=!0),e?(r=-o,i=s,a=Math.sqrt(u)):(r=s,i=o,a=Math.sqrt(u/2))}return new ir(r/a,i/a)}const P=[];for(let t=0,n=E.length,r=n-1,i=t+1;t<n;t++,r++,i++)r===n&&(r=0),i===n&&(i=0),P[t]=B(E[t],E[r],E[i]);const I=[];let L,D=P.concat();for(let t=0,n=M.length;t<n;t++){const e=M[t];L=[];for(let t=0,n=e.length,r=n-1,i=t+1;t<n;t++,r++,i++)r===n&&(r=0),i===n&&(i=0),L[t]=B(e[t],e[r],e[i]);I.push(L),D=D.concat(L)}for(let t=0;t<p;t++){const e=t/p,n=u*Math.cos(e*Math.PI/2),r=h*Math.sin(e*Math.PI/2)+d;for(let t=0,i=E.length;t<i;t++){const e=T(E[t],P[t],r);F(e.x,e.y,-n)}for(let t=0,i=M.length;t<i;t++){const e=M[t];L=I[t];for(let t=0,i=e.length;t<i;t++){const i=T(e[t],L[t],r);F(i.x,i.y,-n)}}}const U=h+d;for(let t=0;t<C;t++){const 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a=r.length/3,s=m.generateTopUV(n,r,a-3,a-2,a-1);H(s[0]),H(s[1]),H(s[2])}function k(e,t,i,a){z(e),z(t),z(a),z(t),z(i),z(a);const s=r.length/3,o=m.generateSideWallUV(n,r,s-6,s-3,s-2,s-1);H(o[0]),H(o[1]),H(o[3]),H(o[1]),H(o[2]),H(o[3])}function z(e){r.push(a[3*e+0]),r.push(a[3*e+1]),r.push(a[3*e+2])}function H(e){i.push(e.x),i.push(e.y)}!function(){const e=r.length/3;if(c){let e=0,t=C*e;for(let n=0;n<R;n++){const e=w[n];O(e[2]+t,e[1]+t,e[0]+t)}e=o+2*p,t=C*e;for(let n=0;n<R;n++){const e=w[n];O(e[0]+t,e[1]+t,e[2]+t)}}else{for(let e=0;e<R;e++){const t=w[e];O(t[2],t[1],t[0])}for(let e=0;e<R;e++){const t=w[e];O(t[0]+C*o,t[1]+C*o,t[2]+C*o)}}n.addGroup(e,r.length/3-e,0)}(),function(){const e=r.length/3;let t=0;N(E,t),t+=E.length;for(let n=0,r=M.length;n<r;n++){const e=M[n];N(e,t),t+=e.length}n.addGroup(e,r.length/3-e,1)}()}this.setAttribute("position",new Sa(r,3)),this.setAttribute("uv",new Sa(i,2)),this.computeVertexNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return function(e,t,n){if(n.shapes=[],Array.isArray(e))for(let r=0,i=e.length;r<i;r++){const t=e[r];n.shapes.push(t.uuid)}else n.shapes.push(e.uuid);n.options=Object.assign({},t),void 0!==t.extrudePath&&(n.options.extrudePath=t.extrudePath.toJSON());return n}(this.parameters.shapes,this.parameters.options,e)}static fromJSON(e,t){const n=[];for(let i=0,a=e.shapes.length;i<a;i++){const r=t[e.shapes[i]];n.push(r)}const r=e.options.extrudePath;return void 0!==r&&(e.options.extrudePath=(new gh[r.type]).fromJSON(r)),new sd(n,e.options)}}const od={generateTopUV:function(e,t,n,r,i){const a=t[3*n],s=t[3*n+1],o=t[3*r],l=t[3*r+1],c=t[3*i],u=t[3*i+1];return[new ir(a,s),new ir(o,l),new ir(c,u)]},generateSideWallUV:function(e,t,n,r,i,a){const s=t[3*n],o=t[3*n+1],l=t[3*n+2],c=t[3*r],u=t[3*r+1],h=t[3*r+2],d=t[3*i],p=t[3*i+1],f=t[3*i+2],m=t[3*a],g=t[3*a+1],v=t[3*a+2];return Math.abs(o-u)<Math.abs(s-c)?[new ir(s,1-l),new ir(c,1-h),new ir(d,1-f),new ir(m,1-v)]:[new ir(o,1-l),new ir(u,1-h),new ir(p,1-f),new ir(g,1-v)]}};class ld extends Mh{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=(1+Math.sqrt(5))/2;super([-1,n,0,1,n,0,-1,-n,0,1,-n,0,0,-1,n,0,1,n,0,-1,-n,0,1,-n,n,0,-1,n,0,1,-n,0,-1,-n,0,1],[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new ld(e.radius,e.detail)}}class cd extends Mh{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;super([1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new cd(e.radius,e.detail)}}class ud extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.5,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:32,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:2*Math.PI;super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:n,phiSegments:r,thetaStart:i,thetaLength:a},n=Math.max(3,n),r=Math.max(1,r);const s=[],o=[],l=[],c=[];let u=e;const h=(t-e)/r,d=new Nr,p=new ir;for(let f=0;f<=r;f++){for(let e=0;e<=n;e++){const r=i+e/n*a;d.x=u*Math.cos(r),d.y=u*Math.sin(r),o.push(d.x,d.y,d.z),l.push(0,0,1),p.x=(d.x/t+1)/2,p.y=(d.y/t+1)/2,c.push(p.x,p.y)}u+=h}for(let f=0;f<r;f++){const e=f*(n+1);for(let t=0;t<n;t++){const r=t+e,i=r,a=r+n+1,o=r+n+2,l=r+1;s.push(i,a,l),s.push(a,o,l)}}this.setIndex(s),this.setAttribute("position",new Sa(o,3)),this.setAttribute("normal",new Sa(l,3)),this.setAttribute("uv",new Sa(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ud(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class hd extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ph([new ir(0,.5),new ir(-.5,-.5),new ir(.5,-.5)]),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:12;super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],r=[],i=[],a=[];let s=0,o=0;if(!1===Array.isArray(e))l(e);else for(let c=0;c<e.length;c++)l(e[c]),this.addGroup(s,o,c),s+=o,o=0;function l(e){const s=r.length/3,l=e.extractPoints(t);let c=l.shape;const u=l.holes;!1===rd.isClockWise(c)&&(c=c.reverse());for(let t=0,n=u.length;t<n;t++){const e=u[t];!0===rd.isClockWise(e)&&(u[t]=e.reverse())}const h=rd.triangulateShape(c,u);for(let t=0,n=u.length;t<n;t++){const e=u[t];c=c.concat(e)}for(let t=0,n=c.length;t<n;t++){const e=c[t];r.push(e.x,e.y,0),i.push(0,0,1),a.push(e.x,e.y)}for(let t=0,r=h.length;t<r;t++){const e=h[t],r=e[0]+s,i=e[1]+s,a=e[2]+s;n.push(r,i,a),o+=3}}this.setIndex(n),this.setAttribute("position",new Sa(r,3)),this.setAttribute("normal",new Sa(i,3)),this.setAttribute("uv",new Sa(a,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return function(e,t){if(t.shapes=[],Array.isArray(e))for(let n=0,r=e.length;n<r;n++){const r=e[n];t.shapes.push(r.uuid)}else t.shapes.push(e.uuid);return t}(this.parameters.shapes,e)}static fromJSON(e,t){const n=[];for(let r=0,i=e.shapes.length;r<i;r++){const i=t[e.shapes[r]];n.push(i)}return new hd(n,e.curveSegments)}}class dd extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:32,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:16,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:2*Math.PI,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0,s=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Math.PI;super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:r,phiLength:i,thetaStart:a,thetaLength:s},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const o=Math.min(a+s,Math.PI);let l=0;const c=[],u=new Nr,h=new Nr,d=[],p=[],f=[],m=[];for(let g=0;g<=n;g++){const d=[],v=g/n;let y=0;0===g&&0===a?y=.5/t:g===n&&o===Math.PI&&(y=-.5/t);for(let n=0;n<=t;n++){const o=n/t;u.x=-e*Math.cos(r+o*i)*Math.sin(a+v*s),u.y=e*Math.cos(a+v*s),u.z=e*Math.sin(r+o*i)*Math.sin(a+v*s),p.push(u.x,u.y,u.z),h.copy(u).normalize(),f.push(h.x,h.y,h.z),m.push(o+y,1-v),d.push(l++)}c.push(d)}for(let g=0;g<n;g++)for(let e=0;e<t;e++){const t=c[g][e+1],r=c[g][e],i=c[g+1][e],s=c[g+1][e+1];(0!==g||a>0)&&d.push(t,r,s),(g!==n-1||o<Math.PI)&&d.push(r,i,s)}this.setIndex(d),this.setAttribute("position",new Sa(p,3)),this.setAttribute("normal",new Sa(f,3)),this.setAttribute("uv",new Sa(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new dd(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class pd extends Mh{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;super([1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new pd(e.radius,e.detail)}}class fd extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:.4,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:12,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:48,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:2*Math.PI;super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:r,arc:i},n=Math.floor(n),r=Math.floor(r);const a=[],s=[],o=[],l=[],c=new Nr,u=new Nr,h=new Nr;for(let d=0;d<=n;d++)for(let a=0;a<=r;a++){const p=a/r*i,f=d/n*Math.PI*2;u.x=(e+t*Math.cos(f))*Math.cos(p),u.y=(e+t*Math.cos(f))*Math.sin(p),u.z=t*Math.sin(f),s.push(u.x,u.y,u.z),c.x=e*Math.cos(p),c.y=e*Math.sin(p),h.subVectors(u,c).normalize(),o.push(h.x,h.y,h.z),l.push(a/r),l.push(d/n)}for(let d=1;d<=n;d++)for(let e=1;e<=r;e++){const t=(r+1)*d+e-1,n=(r+1)*(d-1)+e-1,i=(r+1)*(d-1)+e,s=(r+1)*d+e;a.push(t,n,s),a.push(n,i,s)}this.setIndex(a),this.setAttribute("position",new Sa(s,3)),this.setAttribute("normal",new Sa(o,3)),this.setAttribute("uv",new Sa(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new fd(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class md extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:.4,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:64,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:8,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:2,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:3;super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:r,p:i,q:a},n=Math.floor(n),r=Math.floor(r);const s=[],o=[],l=[],c=[],u=new Nr,h=new Nr,d=new Nr,p=new Nr,f=new Nr,m=new Nr,g=new Nr;for(let y=0;y<=n;++y){const s=y/n*i*Math.PI*2;v(s,i,a,e,d),v(s+.01,i,a,e,p),m.subVectors(p,d),g.addVectors(p,d),f.crossVectors(m,g),g.crossVectors(f,m),f.normalize(),g.normalize();for(let e=0;e<=r;++e){const i=e/r*Math.PI*2,a=-t*Math.cos(i),s=t*Math.sin(i);u.x=d.x+(a*g.x+s*f.x),u.y=d.y+(a*g.y+s*f.y),u.z=d.z+(a*g.z+s*f.z),o.push(u.x,u.y,u.z),h.subVectors(u,d).normalize(),l.push(h.x,h.y,h.z),c.push(y/n),c.push(e/r)}}for(let y=1;y<=n;y++)for(let e=1;e<=r;e++){const t=(r+1)*(y-1)+(e-1),n=(r+1)*y+(e-1),i=(r+1)*y+e,a=(r+1)*(y-1)+e;s.push(t,n,a),s.push(n,i,a)}function v(e,t,n,r,i){const a=Math.cos(e),s=Math.sin(e),o=n/t*e,l=Math.cos(o);i.x=r*(2+l)*.5*a,i.y=r*(2+l)*s*.5,i.z=r*Math.sin(o)*.5}this.setIndex(s),this.setAttribute("position",new Sa(o,3)),this.setAttribute("normal",new Sa(l,3)),this.setAttribute("uv",new Sa(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new md(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class gd extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new fh(new Nr(-1,-1,0),new Nr(-1,1,0),new Nr(1,1,0)),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:64,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:8,i=arguments.length>4&&void 0!==arguments[4]&&arguments[4];super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:r,closed:i};const a=e.computeFrenetFrames(t,i);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals;const s=new Nr,o=new Nr,l=new ir;let c=new Nr;const u=[],h=[],d=[],p=[];function f(i){c=e.getPointAt(i/t,c);const l=a.normals[i],d=a.binormals[i];for(let e=0;e<=r;e++){const t=e/r*Math.PI*2,i=Math.sin(t),a=-Math.cos(t);o.x=a*l.x+i*d.x,o.y=a*l.y+i*d.y,o.z=a*l.z+i*d.z,o.normalize(),h.push(o.x,o.y,o.z),s.x=c.x+n*o.x,s.y=c.y+n*o.y,s.z=c.z+n*o.z,u.push(s.x,s.y,s.z)}}!function(){for(let e=0;e<t;e++)f(e);f(!1===i?t:0),function(){for(let e=0;e<=t;e++)for(let n=0;n<=r;n++)l.x=e/t,l.y=n/r,d.push(l.x,l.y)}(),function(){for(let e=1;e<=t;e++)for(let t=1;t<=r;t++){const n=(r+1)*(e-1)+(t-1),i=(r+1)*e+(t-1),a=(r+1)*e+t,s=(r+1)*(e-1)+t;p.push(n,i,s),p.push(i,a,s)}}()}(),this.setIndex(p),this.setAttribute("position",new Sa(u,3)),this.setAttribute("normal",new Sa(h,3)),this.setAttribute("uv",new Sa(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new gd((new gh[e.path.type]).fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class vd extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},null!==e){const t=[],n=new Set,r=new Nr,i=new Nr;if(null!==e.index){const a=e.attributes.position,s=e.index;let o=e.groups;0===o.length&&(o=[{start:0,count:s.count,materialIndex:0}]);for(let e=0,l=o.length;e<l;++e){const l=o[e],c=l.start;for(let e=c,o=c+l.count;e<o;e+=3)for(let l=0;l<3;l++){const o=s.getX(e+l),c=s.getX(e+(l+1)%3);r.fromBufferAttribute(a,o),i.fromBufferAttribute(a,c),!0===yd(r,i,n)&&(t.push(r.x,r.y,r.z),t.push(i.x,i.y,i.z))}}}else{const a=e.attributes.position;for(let e=0,s=a.count/3;e<s;e++)for(let o=0;o<3;o++){const s=3*e+o,l=3*e+(o+1)%3;r.fromBufferAttribute(a,s),i.fromBufferAttribute(a,l),!0===yd(r,i,n)&&(t.push(r.x,r.y,r.z),t.push(i.x,i.y,i.z))}}this.setAttribute("position",new Sa(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function yd(e,t,n){const r="".concat(e.x,",").concat(e.y,",").concat(e.z,"-").concat(t.x,",").concat(t.y,",").concat(t.z),i="".concat(t.x,",").concat(t.y,",").concat(t.z,"-").concat(e.x,",").concat(e.y,",").concat(e.z);return!0!==n.has(r)&&!0!==n.has(i)&&(n.add(r),n.add(i),!0)}var _d=Object.freeze({__proto__:null,BoxGeometry:qa,CapsuleGeometry:xh,CircleGeometry:bh,ConeGeometry:Ah,CylinderGeometry:Sh,DodecahedronGeometry:wh,EdgesGeometry:Bh,ExtrudeGeometry:sd,IcosahedronGeometry:ld,LatheGeometry:_h,OctahedronGeometry:cd,PlaneGeometry:xs,PolyhedronGeometry:Mh,RingGeometry:ud,ShapeGeometry:hd,SphereGeometry:dd,TetrahedronGeometry:pd,TorusGeometry:fd,TorusKnotGeometry:md,TubeGeometry:gd,WireframeGeometry:vd});class xd extends ia{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new ta(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}}class bd extends ts{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Sd extends ia{constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new ta(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ta(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qt,this.normalScale=new ir(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Si,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Ad extends Sd{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new ir(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return Zn(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(e){this.ior=(1+.4*e)/(1-.4*e)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new ta(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new ta(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new ta(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!==e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!==e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!==e>0&&this.version++,this._iridescence=e}get dispersion(){return this._dispersion}set dispersion(e){this._dispersion>0!==e>0&&this.version++,this._dispersion=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!==e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!==e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.dispersion=e.dispersion,this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class Md extends ia{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new ta(16777215),this.specular=new ta(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ta(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qt,this.normalScale=new ir(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Si,this.combine=Z,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class wd extends ia{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new ta(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ta(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qt,this.normalScale=new ir(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class Ed extends ia{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qt,this.normalScale=new ir(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class Td extends ia{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new ta(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ta(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qt,this.normalScale=new ir(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Si,this.combine=Z,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Cd extends ia{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new ta(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Qt,this.normalScale=new ir(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Rd extends Mu{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function Bd(e,t,n){return!e||!n&&e.constructor===t?e:"number"===typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)}function Pd(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}function Id(e){const t=e.length,n=new Array(t);for(let r=0;r!==t;++r)n[r]=r;return n.sort((function(t,n){return e[t]-e[n]})),n}function Ld(e,t,n){const r=e.length,i=new e.constructor(r);for(let a=0,s=0;s!==r;++a){const r=n[a]*t;for(let n=0;n!==t;++n)i[s++]=e[r+n]}return i}function Dd(e,t,n,r){let i=1,a=e[0];for(;void 0!==a&&void 0===a[r];)a=e[i++];if(void 0===a)return;let s=a[r];if(void 0!==s)if(Array.isArray(s))do{s=a[r],void 0!==s&&(t.push(a.time),n.push.apply(n,s)),a=e[i++]}while(void 0!==a);else if(void 0!==s.toArray)do{s=a[r],void 0!==s&&(t.push(a.time),s.toArray(n,n.length)),a=e[i++]}while(void 0!==a);else do{s=a[r],void 0!==s&&(t.push(a.time),n.push(s)),a=e[i++]}while(void 0!==a)}const Ud={convertArray:Bd,isTypedArray:Pd,getKeyframeOrder:Id,sortedArray:Ld,flattenJSON:Dd,subclip:function(e,t,n,r){let i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:30;const a=e.clone();a.name=t;const s=[];for(let l=0;l<a.tracks.length;++l){const e=a.tracks[l],t=e.getValueSize(),o=[],c=[];for(let a=0;a<e.times.length;++a){const s=e.times[a]*i;if(!(s<n||s>=r)){o.push(e.times[a]);for(let n=0;n<t;++n)c.push(e.values[a*t+n])}}0!==o.length&&(e.times=Bd(o,e.times.constructor),e.values=Bd(c,e.values.constructor),s.push(e))}a.tracks=s;let o=1/0;for(let l=0;l<a.tracks.length;++l)o>a.tracks[l].times[0]&&(o=a.tracks[l].times[0]);for(let l=0;l<a.tracks.length;++l)a.tracks[l].shift(-1*o);return a.resetDuration(),a},makeClipAdditive:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:e,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:30;r<=0&&(r=30);const i=n.tracks.length,a=t/r;for(let s=0;s<i;++s){const t=n.tracks[s],r=t.ValueTypeName;if("bool"===r||"string"===r)continue;const i=e.tracks.find((function(e){return e.name===t.name&&e.ValueTypeName===r}));if(void 0===i)continue;let o=0;const l=t.getValueSize();t.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(o=l/3);let c=0;const u=i.getValueSize();i.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(c=u/3);const h=t.times.length-1;let d;if(a<=t.times[0]){const e=o,n=l-o;d=t.values.slice(e,n)}else if(a>=t.times[h]){const e=h*l+o,n=e+l-o;d=t.values.slice(e,n)}else{const e=t.createInterpolant(),n=o,r=l-o;e.evaluate(a),d=e.resultBuffer.slice(n,r)}if("quaternion"===r){(new Ur).fromArray(d).normalize().conjugate().toArray(d)}const p=i.times.length;for(let e=0;e<p;++e){const t=e*u+c;if("quaternion"===r)Ur.multiplyQuaternionsFlat(i.values,t,d,0,i.values,t);else{const e=u-2*c;for(let n=0;n<e;++n)i.values[t+n]-=d[n]}}}return e.blendMode=Vt,e}};class Nd{constructor(e,t,n,r){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=void 0!==r?r:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let n=this._cachedIndex,r=t[n],i=t[n-1];e:{t:{let a;n:{r:if(!(e<r)){for(let a=n+2;;){if(void 0===r){if(e<i)break r;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===a)break;if(i=r,r=t[++n],e<r)break t}a=t.length;break n}if(e>=i)break e;{const s=t[1];e<s&&(n=2,i=s);for(let a=n-2;;){if(void 0===i)return this._cachedIndex=0,this.copySampleValue_(0);if(n===a)break;if(r=i,i=t[--n-1],e>=i)break t}a=n,n=0}}for(;n<a;){const r=n+a>>>1;e<t[r]?a=r:n=r+1}if(r=t[n],i=t[n-1],void 0===i)return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===r)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,i,r)}return this.interpolate_(n,i,e,r)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,r=this.valueSize,i=e*r;for(let a=0;a!==r;++a)t[a]=n[i+a];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class Fd extends Nd{constructor(e,t,n,r){super(e,t,n,r),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:kt,endingEnd:kt}}intervalChanged_(e,t,n){const r=this.parameterPositions;let i=e-2,a=e+1,s=r[i],o=r[a];if(void 0===s)switch(this.getSettings_().endingStart){case zt:i=e,s=2*t-n;break;case Ht:i=r.length-2,s=t+r[i]-r[i+1];break;default:i=e,s=n}if(void 0===o)switch(this.getSettings_().endingEnd){case zt:a=e,o=2*n-t;break;case Ht:a=1,o=n+r[1]-r[0];break;default:a=e-1,o=t}const l=.5*(n-t),c=this.valueSize;this._weightPrev=l/(t-s),this._weightNext=l/(o-n),this._offsetPrev=i*c,this._offsetNext=a*c}interpolate_(e,t,n,r){const i=this.resultBuffer,a=this.sampleValues,s=this.valueSize,o=e*s,l=o-s,c=this._offsetPrev,u=this._offsetNext,h=this._weightPrev,d=this._weightNext,p=(n-t)/(r-t),f=p*p,m=f*p,g=-h*m+2*h*f-h*p,v=(1+h)*m+(-1.5-2*h)*f+(-.5+h)*p+1,y=(-1-d)*m+(1.5+d)*f+.5*p,_=d*m-d*f;for(let x=0;x!==s;++x)i[x]=g*a[c+x]+v*a[l+x]+y*a[o+x]+_*a[u+x];return i}}class Od extends Nd{constructor(e,t,n,r){super(e,t,n,r)}interpolate_(e,t,n,r){const i=this.resultBuffer,a=this.sampleValues,s=this.valueSize,o=e*s,l=o-s,c=(n-t)/(r-t),u=1-c;for(let h=0;h!==s;++h)i[h]=a[l+h]*u+a[o+h]*c;return i}}class kd extends Nd{constructor(e,t,n,r){super(e,t,n,r)}interpolate_(e){return this.copySampleValue_(e-1)}}class zd{constructor(e,t,n,r){if(void 0===e)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===t||0===t.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Bd(t,this.TimeBufferType),this.values=Bd(n,this.ValueBufferType),this.setInterpolation(r||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:Bd(e.times,Array),values:Bd(e.values,Array)};const t=e.getInterpolation();t!==e.DefaultInterpolation&&(n.interpolation=t)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new kd(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new Od(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new Fd(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case Nt:t=this.InterpolantFactoryMethodDiscrete;break;case Ft:t=this.InterpolantFactoryMethodLinear;break;case Ot:t=this.InterpolantFactoryMethodSmooth}if(void 0===t){const t="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(e===this.DefaultInterpolation)throw new Error(t);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",t),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return Nt;case this.InterpolantFactoryMethodLinear:return Ft;case this.InterpolantFactoryMethodSmooth:return Ot}}getValueSize(){return this.values.length/this.times.length}shift(e){if(0!==e){const t=this.times;for(let n=0,r=t.length;n!==r;++n)t[n]+=e}return this}scale(e){if(1!==e){const t=this.times;for(let n=0,r=t.length;n!==r;++n)t[n]*=e}return this}trim(e,t){const n=this.times,r=n.length;let i=0,a=r-1;for(;i!==r&&n[i]<e;)++i;for(;-1!==a&&n[a]>t;)--a;if(++a,0!==i||a!==r){i>=a&&(a=Math.max(a,1),i=a-1);const e=this.getValueSize();this.times=n.slice(i,a),this.values=this.values.slice(i*e,a*e)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!==0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,r=this.values,i=n.length;0===i&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let s=0;s!==i;s++){const t=n[s];if("number"===typeof t&&isNaN(t)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,s,t),e=!1;break}if(null!==a&&a>t){console.error("THREE.KeyframeTrack: Out of order keys.",this,s,t,a),e=!1;break}a=t}if(void 0!==r&&Pd(r))for(let s=0,o=r.length;s!==o;++s){const t=r[s];if(isNaN(t)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,s,t),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),n=this.getValueSize(),r=this.getInterpolation()===Ot,i=e.length-1;let a=1;for(let s=1;s<i;++s){let i=!1;const o=e[s];if(o!==e[s+1]&&(1!==s||o!==e[0]))if(r)i=!0;else{const e=s*n,r=e-n,a=e+n;for(let s=0;s!==n;++s){const n=t[e+s];if(n!==t[r+s]||n!==t[a+s]){i=!0;break}}}if(i){if(s!==a){e[a]=e[s];const r=s*n,i=a*n;for(let e=0;e!==n;++e)t[i+e]=t[r+e]}++a}}if(i>0){e[a]=e[i];for(let e=i*n,r=a*n,s=0;s!==n;++s)t[r+s]=t[e+s];++a}return a!==e.length?(this.times=e.slice(0,a),this.values=t.slice(0,a*n)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),n=new(0,this.constructor)(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}zd.prototype.TimeBufferType=Float32Array,zd.prototype.ValueBufferType=Float32Array,zd.prototype.DefaultInterpolation=Ft;class Hd extends zd{constructor(e,t,n){super(e,t,n)}}Hd.prototype.ValueTypeName="bool",Hd.prototype.ValueBufferType=Array,Hd.prototype.DefaultInterpolation=Nt,Hd.prototype.InterpolantFactoryMethodLinear=void 0,Hd.prototype.InterpolantFactoryMethodSmooth=void 0;class Gd extends zd{}Gd.prototype.ValueTypeName="color";class Vd extends zd{}Vd.prototype.ValueTypeName="number";class Wd extends Nd{constructor(e,t,n,r){super(e,t,n,r)}interpolate_(e,t,n,r){const i=this.resultBuffer,a=this.sampleValues,s=this.valueSize,o=(n-t)/(r-t);let l=e*s;for(let c=l+s;l!==c;l+=4)Ur.slerpFlat(i,0,a,l-s,a,l,o);return i}}class jd extends zd{InterpolantFactoryMethodLinear(e){return new Wd(this.times,this.values,this.getValueSize(),e)}}jd.prototype.ValueTypeName="quaternion",jd.prototype.InterpolantFactoryMethodSmooth=void 0;class Xd extends zd{constructor(e,t,n){super(e,t,n)}}Xd.prototype.ValueTypeName="string",Xd.prototype.ValueBufferType=Array,Xd.prototype.DefaultInterpolation=Nt,Xd.prototype.InterpolantFactoryMethodLinear=void 0,Xd.prototype.InterpolantFactoryMethodSmooth=void 0;class Jd extends zd{}Jd.prototype.ValueTypeName="vector";class Kd{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"",t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[],r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:Gt;this.name=e,this.tracks=n,this.duration=t,this.blendMode=r,this.uuid=Qn(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],n=e.tracks,r=1/(e.fps||1);for(let a=0,s=n.length;a!==s;++a)t.push(Yd(n[a]).scale(r));const i=new this(e.name,e.duration,t,e.blendMode);return i.uuid=e.uuid,i}static toJSON(e){const t=[],n=e.tracks,r={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let i=0,a=n.length;i!==a;++i)t.push(zd.toJSON(n[i]));return r}static CreateFromMorphTargetSequence(e,t,n,r){const i=t.length,a=[];for(let s=0;s<i;s++){let e=[],o=[];e.push((s+i-1)%i,s,(s+1)%i),o.push(0,1,0);const l=Id(e);e=Ld(e,1,l),o=Ld(o,1,l),r||0!==e[0]||(e.push(i),o.push(o[0])),a.push(new Vd(".morphTargetInfluences["+t[s].name+"]",e,o).scale(1/n))}return new this(e,-1,a)}static findByName(e,t){let n=e;if(!Array.isArray(e)){const t=e;n=t.geometry&&t.geometry.animations||t.animations}for(let r=0;r<n.length;r++)if(n[r].name===t)return n[r];return null}static CreateClipsFromMorphTargetSequences(e,t,n){const r={},i=/^([\w-]*?)([\d]+)$/;for(let s=0,o=e.length;s<o;s++){const t=e[s],n=t.name.match(i);if(n&&n.length>1){const e=n[1];let i=r[e];i||(r[e]=i=[]),i.push(t)}}const a=[];for(const s in r)a.push(this.CreateFromMorphTargetSequence(s,r[s],t,n));return a}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(e,t,n,r,i){if(0!==n.length){const a=[],s=[];Dd(n,a,s,r),0!==a.length&&i.push(new e(t,a,s))}},r=[],i=e.name||"default",a=e.fps||30,s=e.blendMode;let o=e.length||-1;const l=e.hierarchy||[];for(let c=0;c<l.length;c++){const e=l[c].keys;if(e&&0!==e.length)if(e[0].morphTargets){const t={};let n;for(n=0;n<e.length;n++)if(e[n].morphTargets)for(let r=0;r<e[n].morphTargets.length;r++)t[e[n].morphTargets[r]]=-1;for(const i in t){const t=[],a=[];for(let r=0;r!==e[n].morphTargets.length;++r){const r=e[n];t.push(r.time),a.push(r.morphTarget===i?1:0)}r.push(new Vd(".morphTargetInfluence["+i+"]",t,a))}o=t.length*a}else{const i=".bones["+t[c].name+"]";n(Jd,i+".position",e,"pos",r),n(jd,i+".quaternion",e,"rot",r),n(Jd,i+".scale",e,"scl",r)}}if(0===r.length)return null;return new this(i,o,r,s)}resetDuration(){let e=0;for(let t=0,n=this.tracks.length;t!==n;++t){const n=this.tracks[t];e=Math.max(e,n.times[n.times.length-1])}return this.duration=e,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function Yd(e){if(void 0===e.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const t=function(e){switch(e.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return Vd;case"vector":case"vector2":case"vector3":case"vector4":return Jd;case"color":return Gd;case"quaternion":return jd;case"bool":case"boolean":return Hd;case"string":return Xd}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+e)}(e.type);if(void 0===e.times){const t=[],n=[];Dd(e.keys,t,n,"value"),e.times=t,e.values=n}return void 0!==t.parse?t.parse(e):new t(e.name,e.times,e.values,e.interpolation)}const qd={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class Qd{constructor(e,t,n){const r=this;let i,a=!1,s=0,o=0;const l=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this.itemStart=function(e){o++,!1===a&&void 0!==r.onStart&&r.onStart(e,s,o),a=!0},this.itemEnd=function(e){s++,void 0!==r.onProgress&&r.onProgress(e,s,o),s===o&&(a=!1,void 0!==r.onLoad&&r.onLoad())},this.itemError=function(e){void 0!==r.onError&&r.onError(e)},this.resolveURL=function(e){return i?i(e):e},this.setURLModifier=function(e){return i=e,this},this.addHandler=function(e,t){return l.push(e,t),this},this.removeHandler=function(e){const t=l.indexOf(e);return-1!==t&&l.splice(t,2),this},this.getHandler=function(e){for(let t=0,n=l.length;t<n;t+=2){const n=l[t],r=l[t+1];if(n.global&&(n.lastIndex=0),n.test(e))return r}return null}}}const Zd=new Qd;class $d{constructor(e){this.manager=void 0!==e?e:Zd,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const n=this;return new Promise((function(r,i){n.load(e,r,t,i)}))}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}$d.DEFAULT_MATERIAL_NAME="__DEFAULT";const ep={};class tp extends Error{constructor(e,t){super(e),this.response=t}}class np extends $d{constructor(e){super(e)}load(e,t,n,r){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const i=qd.get(e);if(void 0!==i)return this.manager.itemStart(e),setTimeout((()=>{t&&t(i),this.manager.itemEnd(e)}),0),i;if(void 0!==ep[e])return void ep[e].push({onLoad:t,onProgress:n,onError:r});ep[e]=[],ep[e].push({onLoad:t,onProgress:n,onError:r});const a=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),s=this.mimeType,o=this.responseType;fetch(a).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"===typeof ReadableStream||void 0===t.body||void 0===t.body.getReader)return t;const n=ep[e],r=t.body.getReader(),i=t.headers.get("X-File-Size")||t.headers.get("Content-Length"),a=i?parseInt(i):0,s=0!==a;let o=0;const l=new ReadableStream({start(e){!function t(){r.read().then((r=>{let{done:i,value:l}=r;if(i)e.close();else{o+=l.byteLength;const r=new ProgressEvent("progress",{lengthComputable:s,loaded:o,total:a});for(let e=0,t=n.length;e<t;e++){const t=n[e];t.onProgress&&t.onProgress(r)}e.enqueue(l),t()}}),(t=>{e.error(t)}))}()}});return new Response(l)}throw new tp('fetch for "'.concat(t.url,'" responded with ').concat(t.status,": ").concat(t.statusText),t)})).then((e=>{switch(o){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,s)));case"json":return e.json();default:if(void 0===s)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(s),n=t&&t[1]?t[1].toLowerCase():void 0,r=new TextDecoder(n);return e.arrayBuffer().then((e=>r.decode(e)))}}})).then((t=>{qd.add(e,t);const n=ep[e];delete ep[e];for(let e=0,r=n.length;e<r;e++){const r=n[e];r.onLoad&&r.onLoad(t)}})).catch((t=>{const n=ep[e];if(void 0===n)throw this.manager.itemError(e),t;delete ep[e];for(let e=0,r=n.length;e<r;e++){const r=n[e];r.onError&&r.onError(t)}this.manager.itemError(e)})).finally((()=>{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class rp extends $d{constructor(e){super(e)}load(e,t,n,r){const i=this,a=new np(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,(function(n){try{t(i.parse(JSON.parse(n)))}catch(a){r?r(a):console.error(a),i.manager.itemError(e)}}),n,r)}parse(e){const t=[];for(let n=0;n<e.length;n++){const r=Kd.parse(e[n]);t.push(r)}return t}}class ip extends $d{constructor(e){super(e)}load(e,t,n,r){const i=this,a=[],s=new Ju,o=new np(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(i.withCredentials);let l=0;function c(c){o.load(e[c],(function(e){const n=i.parse(e,!0);a[c]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},l+=1,6===l&&(1===n.mipmapCount&&(s.minFilter=we),s.image=a,s.format=n.format,s.needsUpdate=!0,t&&t(s))}),n,r)}if(Array.isArray(e))for(let u=0,h=e.length;u<h;++u)c(u);else o.load(e,(function(e){const n=i.parse(e,!0);if(n.isCubemap){const e=n.mipmaps.length/n.mipmapCount;for(let t=0;t<e;t++){a[t]={mipmaps:[]};for(let e=0;e<n.mipmapCount;e++)a[t].mipmaps.push(n.mipmaps[t*n.mipmapCount+e]),a[t].format=n.format,a[t].width=n.width,a[t].height=n.height}s.image=a}else s.image.width=n.width,s.image.height=n.height,s.mipmaps=n.mipmaps;1===n.mipmapCount&&(s.minFilter=we),s.format=n.format,s.needsUpdate=!0,t&&t(s)}),n,r);return s}}class ap extends $d{constructor(e){super(e)}load(e,t,n,r){void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const i=this,a=qd.get(e);if(void 0!==a)return i.manager.itemStart(e),setTimeout((function(){t&&t(a),i.manager.itemEnd(e)}),0),a;const s=ur("img");function o(){c(),qd.add(e,this),t&&t(this),i.manager.itemEnd(e)}function l(t){c(),r&&r(t),i.manager.itemError(e),i.manager.itemEnd(e)}function c(){s.removeEventListener("load",o,!1),s.removeEventListener("error",l,!1)}return s.addEventListener("load",o,!1),s.addEventListener("error",l,!1),"data:"!==e.slice(0,5)&&void 0!==this.crossOrigin&&(s.crossOrigin=this.crossOrigin),i.manager.itemStart(e),s.src=e,s}}class sp extends $d{constructor(e){super(e)}load(e,t,n,r){const i=new cs;i.colorSpace=en;const a=new ap(this.manager);a.setCrossOrigin(this.crossOrigin),a.setPath(this.path);let s=0;function o(n){a.load(e[n],(function(e){i.images[n]=e,s++,6===s&&(i.needsUpdate=!0,t&&t(i))}),void 0,r)}for(let l=0;l<e.length;++l)o(l);return i}}class op extends $d{constructor(e){super(e)}load(e,t,n,r){const i=this,a=new Xc,s=new np(this.manager);return s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setPath(this.path),s.setWithCredentials(i.withCredentials),s.load(e,(function(e){let n;try{n=i.parse(e)}catch(j_){if(void 0===r)return void console.error(j_);r(j_)}void 0!==n.image?a.image=n.image:void 0!==n.data&&(a.image.width=n.width,a.image.height=n.height,a.image.data=n.data),a.wrapS=void 0!==n.wrapS?n.wrapS:ye,a.wrapT=void 0!==n.wrapT?n.wrapT:ye,a.magFilter=void 0!==n.magFilter?n.magFilter:we,a.minFilter=void 0!==n.minFilter?n.minFilter:we,a.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.colorSpace&&(a.colorSpace=n.colorSpace),void 0!==n.flipY&&(a.flipY=n.flipY),void 0!==n.format&&(a.format=n.format),void 0!==n.type&&(a.type=n.type),void 0!==n.mipmaps&&(a.mipmaps=n.mipmaps,a.minFilter=Ce),1===n.mipmapCount&&(a.minFilter=we),void 0!==n.generateMipmaps&&(a.generateMipmaps=n.generateMipmaps),a.needsUpdate=!0,t&&t(a,n)}),n,r),a}}class lp extends $d{constructor(e){super(e)}load(e,t,n,r){const i=new Tr,a=new ap(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(e,(function(e){i.image=e,i.needsUpdate=!0,void 0!==t&&t(i)}),n,r),i}}class cp extends ki{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;super(),this.isLight=!0,this.type="Light",this.color=new ta(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,void 0!==this.groundColor&&(t.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(t.object.distance=this.distance),void 0!==this.angle&&(t.object.angle=this.angle),void 0!==this.decay&&(t.object.decay=this.decay),void 0!==this.penumbra&&(t.object.penumbra=this.penumbra),void 0!==this.shadow&&(t.object.shadow=this.shadow.toJSON()),void 0!==this.target&&(t.object.target=this.target.uuid),t}}class up extends cp{constructor(e,t,n){super(e,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(ki.DEFAULT_UP),this.updateMatrix(),this.groundColor=new ta(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}const hp=new di,dp=new Nr,pp=new Nr;class fp{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new ir(512,512),this.map=null,this.mapPass=null,this.matrix=new di,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new vs,this._frameExtents=new ir(1,1),this._viewportCount=1,this._viewports=[new Cr(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;dp.setFromMatrixPosition(e.matrixWorld),t.position.copy(dp),pp.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(pp),t.updateMatrixWorld(),hp.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(hp),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(hp)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.intensity=e.intensity,this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){const e={};return 1!==this.intensity&&(e.intensity=this.intensity),0!==this.bias&&(e.bias=this.bias),0!==this.normalBias&&(e.normalBias=this.normalBias),1!==this.radius&&(e.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class mp extends fp{constructor(){super(new ss(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,n=2*qn*e.angle*this.focus,r=this.mapSize.width/this.mapSize.height,i=e.distance||t.far;n===t.fov&&r===t.aspect&&i===t.far||(t.fov=n,t.aspect=r,t.far=i,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class gp extends cp{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:Math.PI/3,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:2;super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(ki.DEFAULT_UP),this.updateMatrix(),this.target=new ki,this.distance=n,this.angle=r,this.penumbra=i,this.decay=a,this.map=null,this.shadow=new mp}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}const vp=new di,yp=new Nr,_p=new Nr;class xp extends fp{constructor(){super(new ss(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new ir(4,2),this._viewportCount=6,this._viewports=[new Cr(2,1,1,1),new Cr(0,1,1,1),new Cr(3,1,1,1),new Cr(1,1,1,1),new Cr(3,0,1,1),new Cr(1,0,1,1)],this._cubeDirections=[new Nr(1,0,0),new Nr(-1,0,0),new Nr(0,0,1),new Nr(0,0,-1),new Nr(0,1,0),new Nr(0,-1,0)],this._cubeUps=[new Nr(0,1,0),new Nr(0,1,0),new Nr(0,1,0),new Nr(0,1,0),new Nr(0,0,1),new Nr(0,0,-1)]}updateMatrices(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=this.camera,r=this.matrix,i=e.distance||n.far;i!==n.far&&(n.far=i,n.updateProjectionMatrix()),yp.setFromMatrixPosition(e.matrixWorld),n.position.copy(yp),_p.copy(n.position),_p.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(_p),n.updateMatrixWorld(),r.makeTranslation(-yp.x,-yp.y,-yp.z),vp.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(vp)}}class bp extends cp{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2;super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=r,this.shadow=new xp}get power(){return 4*this.intensity*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class Sp extends fp{constructor(){super(new Ls(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Ap extends cp{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(ki.DEFAULT_UP),this.updateMatrix(),this.target=new ki,this.shadow=new Sp}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class Mp extends cp{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class wp extends cp{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:10,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:10;super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=n,this.height=r}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}class Ep{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new Nr)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const n=e.x,r=e.y,i=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.282095),t.addScaledVector(a[1],.488603*r),t.addScaledVector(a[2],.488603*i),t.addScaledVector(a[3],.488603*n),t.addScaledVector(a[4],n*r*1.092548),t.addScaledVector(a[5],r*i*1.092548),t.addScaledVector(a[6],.315392*(3*i*i-1)),t.addScaledVector(a[7],n*i*1.092548),t.addScaledVector(a[8],.546274*(n*n-r*r)),t}getIrradianceAt(e,t){const n=e.x,r=e.y,i=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.886227),t.addScaledVector(a[1],1.023328*r),t.addScaledVector(a[2],1.023328*i),t.addScaledVector(a[3],1.023328*n),t.addScaledVector(a[4],.858086*n*r),t.addScaledVector(a[5],.858086*r*i),t.addScaledVector(a[6],.743125*i*i-.247708),t.addScaledVector(a[7],.858086*n*i),t.addScaledVector(a[8],.429043*(n*n-r*r)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=this.coefficients;for(let r=0;r<9;r++)n[r].fromArray(e,t+3*r);return this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=this.coefficients;for(let r=0;r<9;r++)n[r].toArray(e,t+3*r);return e}static getBasisAt(e,t){const n=e.x,r=e.y,i=e.z;t[0]=.282095,t[1]=.488603*r,t[2]=.488603*i,t[3]=.488603*n,t[4]=1.092548*n*r,t[5]=1.092548*r*i,t[6]=.315392*(3*i*i-1),t[7]=1.092548*n*i,t[8]=.546274*(n*n-r*r)}}class Tp extends cp{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ep;super(void 0,arguments.length>1&&void 0!==arguments[1]?arguments[1]:1),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}fromJSON(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class Cp extends $d{constructor(e){super(e),this.textures={}}load(e,t,n,r){const i=this,a=new np(i.manager);a.setPath(i.path),a.setRequestHeader(i.requestHeader),a.setWithCredentials(i.withCredentials),a.load(e,(function(n){try{t(i.parse(JSON.parse(n)))}catch(a){r?r(a):console.error(a),i.manager.itemError(e)}}),n,r)}parse(e){const t=this.textures;function n(e){return void 0===t[e]&&console.warn("THREE.MaterialLoader: Undefined texture",e),t[e]}const r=Cp.createMaterialFromType(e.type);if(void 0!==e.uuid&&(r.uuid=e.uuid),void 0!==e.name&&(r.name=e.name),void 0!==e.color&&void 0!==r.color&&r.color.setHex(e.color),void 0!==e.roughness&&(r.roughness=e.roughness),void 0!==e.metalness&&(r.metalness=e.metalness),void 0!==e.sheen&&(r.sheen=e.sheen),void 0!==e.sheenColor&&(r.sheenColor=(new ta).setHex(e.sheenColor)),void 0!==e.sheenRoughness&&(r.sheenRoughness=e.sheenRoughness),void 0!==e.emissive&&void 0!==r.emissive&&r.emissive.setHex(e.emissive),void 0!==e.specular&&void 0!==r.specular&&r.specular.setHex(e.specular),void 0!==e.specularIntensity&&(r.specularIntensity=e.specularIntensity),void 0!==e.specularColor&&void 0!==r.specularColor&&r.specularColor.setHex(e.specularColor),void 0!==e.shininess&&(r.shininess=e.shininess),void 0!==e.clearcoat&&(r.clearcoat=e.clearcoat),void 0!==e.clearcoatRoughness&&(r.clearcoatRoughness=e.clearcoatRoughness),void 0!==e.dispersion&&(r.dispersion=e.dispersion),void 0!==e.iridescence&&(r.iridescence=e.iridescence),void 0!==e.iridescenceIOR&&(r.iridescenceIOR=e.iridescenceIOR),void 0!==e.iridescenceThicknessRange&&(r.iridescenceThicknessRange=e.iridescenceThicknessRange),void 0!==e.transmission&&(r.transmission=e.transmission),void 0!==e.thickness&&(r.thickness=e.thickness),void 0!==e.attenuationDistance&&(r.attenuationDistance=e.attenuationDistance),void 0!==e.attenuationColor&&void 0!==r.attenuationColor&&r.attenuationColor.setHex(e.attenuationColor),void 0!==e.anisotropy&&(r.anisotropy=e.anisotropy),void 0!==e.anisotropyRotation&&(r.anisotropyRotation=e.anisotropyRotation),void 0!==e.fog&&(r.fog=e.fog),void 0!==e.flatShading&&(r.flatShading=e.flatShading),void 0!==e.blending&&(r.blending=e.blending),void 0!==e.combine&&(r.combine=e.combine),void 0!==e.side&&(r.side=e.side),void 0!==e.shadowSide&&(r.shadowSide=e.shadowSide),void 0!==e.opacity&&(r.opacity=e.opacity),void 0!==e.transparent&&(r.transparent=e.transparent),void 0!==e.alphaTest&&(r.alphaTest=e.alphaTest),void 0!==e.alphaHash&&(r.alphaHash=e.alphaHash),void 0!==e.depthFunc&&(r.depthFunc=e.depthFunc),void 0!==e.depthTest&&(r.depthTest=e.depthTest),void 0!==e.depthWrite&&(r.depthWrite=e.depthWrite),void 0!==e.colorWrite&&(r.colorWrite=e.colorWrite),void 0!==e.blendSrc&&(r.blendSrc=e.blendSrc),void 0!==e.blendDst&&(r.blendDst=e.blendDst),void 0!==e.blendEquation&&(r.blendEquation=e.blendEquation),void 0!==e.blendSrcAlpha&&(r.blendSrcAlpha=e.blendSrcAlpha),void 0!==e.blendDstAlpha&&(r.blendDstAlpha=e.blendDstAlpha),void 0!==e.blendEquationAlpha&&(r.blendEquationAlpha=e.blendEquationAlpha),void 0!==e.blendColor&&void 0!==r.blendColor&&r.blendColor.setHex(e.blendColor),void 0!==e.blendAlpha&&(r.blendAlpha=e.blendAlpha),void 0!==e.stencilWriteMask&&(r.stencilWriteMask=e.stencilWriteMask),void 0!==e.stencilFunc&&(r.stencilFunc=e.stencilFunc),void 0!==e.stencilRef&&(r.stencilRef=e.stencilRef),void 0!==e.stencilFuncMask&&(r.stencilFuncMask=e.stencilFuncMask),void 0!==e.stencilFail&&(r.stencilFail=e.stencilFail),void 0!==e.stencilZFail&&(r.stencilZFail=e.stencilZFail),void 0!==e.stencilZPass&&(r.stencilZPass=e.stencilZPass),void 0!==e.stencilWrite&&(r.stencilWrite=e.stencilWrite),void 0!==e.wireframe&&(r.wireframe=e.wireframe),void 0!==e.wireframeLinewidth&&(r.wireframeLinewidth=e.wireframeLinewidth),void 0!==e.wireframeLinecap&&(r.wireframeLinecap=e.wireframeLinecap),void 0!==e.wireframeLinejoin&&(r.wireframeLinejoin=e.wireframeLinejoin),void 0!==e.rotation&&(r.rotation=e.rotation),void 0!==e.linewidth&&(r.linewidth=e.linewidth),void 0!==e.dashSize&&(r.dashSize=e.dashSize),void 0!==e.gapSize&&(r.gapSize=e.gapSize),void 0!==e.scale&&(r.scale=e.scale),void 0!==e.polygonOffset&&(r.polygonOffset=e.polygonOffset),void 0!==e.polygonOffsetFactor&&(r.polygonOffsetFactor=e.polygonOffsetFactor),void 0!==e.polygonOffsetUnits&&(r.polygonOffsetUnits=e.polygonOffsetUnits),void 0!==e.dithering&&(r.dithering=e.dithering),void 0!==e.alphaToCoverage&&(r.alphaToCoverage=e.alphaToCoverage),void 0!==e.premultipliedAlpha&&(r.premultipliedAlpha=e.premultipliedAlpha),void 0!==e.forceSinglePass&&(r.forceSinglePass=e.forceSinglePass),void 0!==e.visible&&(r.visible=e.visible),void 0!==e.toneMapped&&(r.toneMapped=e.toneMapped),void 0!==e.userData&&(r.userData=e.userData),void 0!==e.vertexColors&&("number"===typeof e.vertexColors?r.vertexColors=e.vertexColors>0:r.vertexColors=e.vertexColors),void 0!==e.uniforms)for(const i in e.uniforms){const t=e.uniforms[i];switch(r.uniforms[i]={},t.type){case"t":r.uniforms[i].value=n(t.value);break;case"c":r.uniforms[i].value=(new ta).setHex(t.value);break;case"v2":r.uniforms[i].value=(new ir).fromArray(t.value);break;case"v3":r.uniforms[i].value=(new Nr).fromArray(t.value);break;case"v4":r.uniforms[i].value=(new Cr).fromArray(t.value);break;case"m3":r.uniforms[i].value=(new ar).fromArray(t.value);break;case"m4":r.uniforms[i].value=(new di).fromArray(t.value);break;default:r.uniforms[i].value=t.value}}if(void 0!==e.defines&&(r.defines=e.defines),void 0!==e.vertexShader&&(r.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(r.fragmentShader=e.fragmentShader),void 0!==e.glslVersion&&(r.glslVersion=e.glslVersion),void 0!==e.extensions)for(const i in e.extensions)r.extensions[i]=e.extensions[i];if(void 0!==e.lights&&(r.lights=e.lights),void 0!==e.clipping&&(r.clipping=e.clipping),void 0!==e.size&&(r.size=e.size),void 0!==e.sizeAttenuation&&(r.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(r.map=n(e.map)),void 0!==e.matcap&&(r.matcap=n(e.matcap)),void 0!==e.alphaMap&&(r.alphaMap=n(e.alphaMap)),void 0!==e.bumpMap&&(r.bumpMap=n(e.bumpMap)),void 0!==e.bumpScale&&(r.bumpScale=e.bumpScale),void 0!==e.normalMap&&(r.normalMap=n(e.normalMap)),void 0!==e.normalMapType&&(r.normalMapType=e.normalMapType),void 0!==e.normalScale){let t=e.normalScale;!1===Array.isArray(t)&&(t=[t,t]),r.normalScale=(new ir).fromArray(t)}return void 0!==e.displacementMap&&(r.displacementMap=n(e.displacementMap)),void 0!==e.displacementScale&&(r.displacementScale=e.displacementScale),void 0!==e.displacementBias&&(r.displacementBias=e.displacementBias),void 0!==e.roughnessMap&&(r.roughnessMap=n(e.roughnessMap)),void 0!==e.metalnessMap&&(r.metalnessMap=n(e.metalnessMap)),void 0!==e.emissiveMap&&(r.emissiveMap=n(e.emissiveMap)),void 0!==e.emissiveIntensity&&(r.emissiveIntensity=e.emissiveIntensity),void 0!==e.specularMap&&(r.specularMap=n(e.specularMap)),void 0!==e.specularIntensityMap&&(r.specularIntensityMap=n(e.specularIntensityMap)),void 0!==e.specularColorMap&&(r.specularColorMap=n(e.specularColorMap)),void 0!==e.envMap&&(r.envMap=n(e.envMap)),void 0!==e.envMapRotation&&r.envMapRotation.fromArray(e.envMapRotation),void 0!==e.envMapIntensity&&(r.envMapIntensity=e.envMapIntensity),void 0!==e.reflectivity&&(r.reflectivity=e.reflectivity),void 0!==e.refractionRatio&&(r.refractionRatio=e.refractionRatio),void 0!==e.lightMap&&(r.lightMap=n(e.lightMap)),void 0!==e.lightMapIntensity&&(r.lightMapIntensity=e.lightMapIntensity),void 0!==e.aoMap&&(r.aoMap=n(e.aoMap)),void 0!==e.aoMapIntensity&&(r.aoMapIntensity=e.aoMapIntensity),void 0!==e.gradientMap&&(r.gradientMap=n(e.gradientMap)),void 0!==e.clearcoatMap&&(r.clearcoatMap=n(e.clearcoatMap)),void 0!==e.clearcoatRoughnessMap&&(r.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),void 0!==e.clearcoatNormalMap&&(r.clearcoatNormalMap=n(e.clearcoatNormalMap)),void 0!==e.clearcoatNormalScale&&(r.clearcoatNormalScale=(new ir).fromArray(e.clearcoatNormalScale)),void 0!==e.iridescenceMap&&(r.iridescenceMap=n(e.iridescenceMap)),void 0!==e.iridescenceThicknessMap&&(r.iridescenceThicknessMap=n(e.iridescenceThicknessMap)),void 0!==e.transmissionMap&&(r.transmissionMap=n(e.transmissionMap)),void 0!==e.thicknessMap&&(r.thicknessMap=n(e.thicknessMap)),void 0!==e.anisotropyMap&&(r.anisotropyMap=n(e.anisotropyMap)),void 0!==e.sheenColorMap&&(r.sheenColorMap=n(e.sheenColorMap)),void 0!==e.sheenRoughnessMap&&(r.sheenRoughnessMap=n(e.sheenRoughnessMap)),r}setTextures(e){return this.textures=e,this}static createMaterialFromType(e){return new{ShadowMaterial:xd,SpriteMaterial:gc,RawShaderMaterial:bd,ShaderMaterial:ts,PointsMaterial:Ou,MeshPhysicalMaterial:Ad,MeshStandardMaterial:Sd,MeshPhongMaterial:Md,MeshToonMaterial:wd,MeshNormalMaterial:Ed,MeshLambertMaterial:Td,MeshDepthMaterial:jl,MeshDistanceMaterial:Xl,MeshBasicMaterial:aa,MeshMatcapMaterial:Cd,LineDashedMaterial:Rd,LineBasicMaterial:Mu,Material:ia}[e]}}class Rp{static decodeText(e){if(console.warn("THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead."),"undefined"!==typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let r=0,i=e.length;r<i;r++)t+=String.fromCharCode(e[r]);try{return decodeURIComponent(escape(t))}catch(n){return t}}static extractUrlBase(e){const t=e.lastIndexOf("/");return-1===t?"./":e.slice(0,t+1)}static resolveURL(e,t){return"string"!==typeof e||""===e?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}}class Bp extends Ba{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){const e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}class Pp extends $d{constructor(e){super(e)}load(e,t,n,r){const i=this,a=new np(i.manager);a.setPath(i.path),a.setRequestHeader(i.requestHeader),a.setWithCredentials(i.withCredentials),a.load(e,(function(n){try{t(i.parse(JSON.parse(n)))}catch(a){r?r(a):console.error(a),i.manager.itemError(e)}}),n,r)}parse(e){const t={},n={};function r(e,r){if(void 0!==t[r])return t[r];const i=e.interleavedBuffers[r],a=function(e,t){if(void 0!==n[t])return n[t];const r=e.arrayBuffers,i=r[t],a=new Uint32Array(i).buffer;return n[t]=a,a}(e,i.buffer),s=cr(i.type,a),o=new pc(s,i.stride);return o.uuid=i.uuid,t[r]=o,o}const i=e.isInstancedBufferGeometry?new Bp:new Ba,a=e.data.index;if(void 0!==a){const e=cr(a.type,a.array);i.setIndex(new pa(e,1))}const s=e.data.attributes;for(const u in s){const t=s[u];let n;if(t.isInterleavedBufferAttribute){const i=r(e.data,t.data);n=new mc(i,t.itemSize,t.offset,t.normalized)}else{const e=cr(t.type,t.array);n=new(t.isInstancedBufferAttribute?qc:pa)(e,t.itemSize,t.normalized)}void 0!==t.name&&(n.name=t.name),void 0!==t.usage&&n.setUsage(t.usage),i.setAttribute(u,n)}const o=e.data.morphAttributes;if(o)for(const u in o){const t=o[u],n=[];for(let i=0,a=t.length;i<a;i++){const a=t[i];let s;if(a.isInterleavedBufferAttribute){const t=r(e.data,a.data);s=new mc(t,a.itemSize,a.offset,a.normalized)}else{const e=cr(a.type,a.array);s=new pa(e,a.itemSize,a.normalized)}void 0!==a.name&&(s.name=a.name),n.push(s)}i.morphAttributes[u]=n}e.data.morphTargetsRelative&&(i.morphTargetsRelative=!0);const l=e.data.groups||e.data.drawcalls||e.data.offsets;if(void 0!==l)for(let u=0,h=l.length;u!==h;++u){const e=l[u];i.addGroup(e.start,e.count,e.materialIndex)}const c=e.data.boundingSphere;if(void 0!==c){const e=new Nr;void 0!==c.center&&e.fromArray(c.center),i.boundingSphere=new ri(e,c.radius)}return e.name&&(i.name=e.name),e.userData&&(i.userData=e.userData),i}}class Ip extends $d{constructor(e){super(e)}load(e,t,n,r){const i=this,a=""===this.path?Rp.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||a;const s=new np(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,(function(n){let a=null;try{a=JSON.parse(n)}catch(j_){return void 0!==r&&r(j_),void console.error("THREE:ObjectLoader: Can't parse "+e+".",j_.message)}const s=a.metadata;if(void 0===s||void 0===s.type||"geometry"===s.type.toLowerCase())return void 0!==r&&r(new Error("THREE.ObjectLoader: Can't load "+e)),void console.error("THREE.ObjectLoader: Can't load "+e);i.parse(a,t)}),n,r)}async loadAsync(e,t){const n=""===this.path?Rp.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||n;const r=new np(this.manager);r.setPath(this.path),r.setRequestHeader(this.requestHeader),r.setWithCredentials(this.withCredentials);const i=await r.loadAsync(e,t),a=JSON.parse(i),s=a.metadata;if(void 0===s||void 0===s.type||"geometry"===s.type.toLowerCase())throw new Error("THREE.ObjectLoader: Can't load "+e);return await this.parseAsync(a)}parse(e,t){const n=this.parseAnimations(e.animations),r=this.parseShapes(e.shapes),i=this.parseGeometries(e.geometries,r),a=this.parseImages(e.images,(function(){void 0!==t&&t(l)})),s=this.parseTextures(e.textures,a),o=this.parseMaterials(e.materials,s),l=this.parseObject(e.object,i,o,s,n),c=this.parseSkeletons(e.skeletons,l);if(this.bindSkeletons(l,c),this.bindLightTargets(l),void 0!==t){let e=!1;for(const t in a)if(a[t].data instanceof HTMLImageElement){e=!0;break}!1===e&&t(l)}return l}async parseAsync(e){const t=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),r=this.parseGeometries(e.geometries,n),i=await this.parseImagesAsync(e.images),a=this.parseTextures(e.textures,i),s=this.parseMaterials(e.materials,a),o=this.parseObject(e.object,r,s,a,t),l=this.parseSkeletons(e.skeletons,o);return this.bindSkeletons(o,l),this.bindLightTargets(o),o}parseShapes(e){const t={};if(void 0!==e)for(let n=0,r=e.length;n<r;n++){const r=(new Ph).fromJSON(e[n]);t[r.uuid]=r}return t}parseSkeletons(e,t){const n={},r={};if(t.traverse((function(e){e.isBone&&(r[e.uuid]=e)})),void 0!==e)for(let i=0,a=e.length;i<a;i++){const t=(new Yc).fromJSON(e[i],r);n[t.uuid]=t}return n}parseGeometries(e,t){const n={};if(void 0!==e){const r=new Pp;for(let i=0,a=e.length;i<a;i++){let a;const s=e[i];switch(s.type){case"BufferGeometry":case"InstancedBufferGeometry":a=r.parse(s);break;default:s.type in _d?a=_d[s.type].fromJSON(s,t):console.warn('THREE.ObjectLoader: Unsupported geometry type "'.concat(s.type,'"'))}a.uuid=s.uuid,void 0!==s.name&&(a.name=s.name),void 0!==s.userData&&(a.userData=s.userData),n[s.uuid]=a}}return n}parseMaterials(e,t){const n={},r={};if(void 0!==e){const i=new Cp;i.setTextures(t);for(let t=0,a=e.length;t<a;t++){const a=e[t];void 0===n[a.uuid]&&(n[a.uuid]=i.parse(a)),r[a.uuid]=n[a.uuid]}}return r}parseAnimations(e){const t={};if(void 0!==e)for(let n=0;n<e.length;n++){const r=e[n],i=Kd.parse(r);t[i.uuid]=i}return t}parseImages(e,t){const n=this,r={};let i;function a(e){if("string"===typeof e){const t=e;return function(e){return n.manager.itemStart(e),i.load(e,(function(){n.manager.itemEnd(e)}),void 0,(function(){n.manager.itemError(e),n.manager.itemEnd(e)}))}(/^(\/\/)|([a-z]+:(\/\/)?)/i.test(t)?t:n.resourcePath+t)}return e.data?{data:cr(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){const n=new Qd(t);i=new ap(n),i.setCrossOrigin(this.crossOrigin);for(let t=0,i=e.length;t<i;t++){const n=e[t],i=n.url;if(Array.isArray(i)){const e=[];for(let t=0,n=i.length;t<n;t++){const n=a(i[t]);null!==n&&(n instanceof HTMLImageElement?e.push(n):e.push(new Xc(n.data,n.width,n.height)))}r[n.uuid]=new Mr(e)}else{const e=a(n.url);r[n.uuid]=new Mr(e)}}}return r}async parseImagesAsync(e){const t=this,n={};let r;async function i(e){if("string"===typeof e){const n=e,i=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(n)?n:t.resourcePath+n;return await r.loadAsync(i)}return e.data?{data:cr(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){r=new ap(this.manager),r.setCrossOrigin(this.crossOrigin);for(let t=0,r=e.length;t<r;t++){const r=e[t],a=r.url;if(Array.isArray(a)){const e=[];for(let t=0,n=a.length;t<n;t++){const n=a[t],r=await i(n);null!==r&&(r instanceof HTMLImageElement?e.push(r):e.push(new Xc(r.data,r.width,r.height)))}n[r.uuid]=new Mr(e)}else{const e=await i(r.url);n[r.uuid]=new Mr(e)}}}return n}parseTextures(e,t){function n(e,t){return"number"===typeof e?e:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",e),t[e])}const r={};if(void 0!==e)for(let i=0,a=e.length;i<a;i++){const a=e[i];void 0===a.image&&console.warn('THREE.ObjectLoader: No "image" specified for',a.uuid),void 0===t[a.image]&&console.warn("THREE.ObjectLoader: Undefined image",a.image);const s=t[a.image],o=s.data;let l;Array.isArray(o)?(l=new cs,6===o.length&&(l.needsUpdate=!0)):(l=o&&o.data?new Xc:new Tr,o&&(l.needsUpdate=!0)),l.source=s,l.uuid=a.uuid,void 0!==a.name&&(l.name=a.name),void 0!==a.mapping&&(l.mapping=n(a.mapping,Lp)),void 0!==a.channel&&(l.channel=a.channel),void 0!==a.offset&&l.offset.fromArray(a.offset),void 0!==a.repeat&&l.repeat.fromArray(a.repeat),void 0!==a.center&&l.center.fromArray(a.center),void 0!==a.rotation&&(l.rotation=a.rotation),void 0!==a.wrap&&(l.wrapS=n(a.wrap[0],Dp),l.wrapT=n(a.wrap[1],Dp)),void 0!==a.format&&(l.format=a.format),void 0!==a.internalFormat&&(l.internalFormat=a.internalFormat),void 0!==a.type&&(l.type=a.type),void 0!==a.colorSpace&&(l.colorSpace=a.colorSpace),void 0!==a.minFilter&&(l.minFilter=n(a.minFilter,Up)),void 0!==a.magFilter&&(l.magFilter=n(a.magFilter,Up)),void 0!==a.anisotropy&&(l.anisotropy=a.anisotropy),void 0!==a.flipY&&(l.flipY=a.flipY),void 0!==a.generateMipmaps&&(l.generateMipmaps=a.generateMipmaps),void 0!==a.premultiplyAlpha&&(l.premultiplyAlpha=a.premultiplyAlpha),void 0!==a.unpackAlignment&&(l.unpackAlignment=a.unpackAlignment),void 0!==a.compareFunction&&(l.compareFunction=a.compareFunction),void 0!==a.userData&&(l.userData=a.userData),r[a.uuid]=l}return r}parseObject(e,t,n,r,i){let a,s,o;function l(e){return void 0===t[e]&&console.warn("THREE.ObjectLoader: Undefined geometry",e),t[e]}function c(e){if(void 0!==e){if(Array.isArray(e)){const t=[];for(let r=0,i=e.length;r<i;r++){const i=e[r];void 0===n[i]&&console.warn("THREE.ObjectLoader: Undefined material",i),t.push(n[i])}return t}return void 0===n[e]&&console.warn("THREE.ObjectLoader: Undefined material",e),n[e]}}function u(e){return void 0===r[e]&&console.warn("THREE.ObjectLoader: Undefined texture",e),r[e]}switch(e.type){case"Scene":a=new dc,void 0!==e.background&&(Number.isInteger(e.background)?a.background=new ta(e.background):a.background=u(e.background)),void 0!==e.environment&&(a.environment=u(e.environment)),void 0!==e.fog&&("Fog"===e.fog.type?a.fog=new hc(e.fog.color,e.fog.near,e.fog.far):"FogExp2"===e.fog.type&&(a.fog=new uc(e.fog.color,e.fog.density)),""!==e.fog.name&&(a.fog.name=e.fog.name)),void 0!==e.backgroundBlurriness&&(a.backgroundBlurriness=e.backgroundBlurriness),void 0!==e.backgroundIntensity&&(a.backgroundIntensity=e.backgroundIntensity),void 0!==e.backgroundRotation&&a.backgroundRotation.fromArray(e.backgroundRotation),void 0!==e.environmentIntensity&&(a.environmentIntensity=e.environmentIntensity),void 0!==e.environmentRotation&&a.environmentRotation.fromArray(e.environmentRotation);break;case"PerspectiveCamera":a=new ss(e.fov,e.aspect,e.near,e.far),void 0!==e.focus&&(a.focus=e.focus),void 0!==e.zoom&&(a.zoom=e.zoom),void 0!==e.filmGauge&&(a.filmGauge=e.filmGauge),void 0!==e.filmOffset&&(a.filmOffset=e.filmOffset),void 0!==e.view&&(a.view=Object.assign({},e.view));break;case"OrthographicCamera":a=new Ls(e.left,e.right,e.top,e.bottom,e.near,e.far),void 0!==e.zoom&&(a.zoom=e.zoom),void 0!==e.view&&(a.view=Object.assign({},e.view));break;case"AmbientLight":a=new Mp(e.color,e.intensity);break;case"DirectionalLight":a=new Ap(e.color,e.intensity),a.target=e.target||"";break;case"PointLight":a=new bp(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":a=new wp(e.color,e.intensity,e.width,e.height);break;case"SpotLight":a=new gp(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay),a.target=e.target||"";break;case"HemisphereLight":a=new up(e.color,e.groundColor,e.intensity);break;case"LightProbe":a=(new Tp).fromJSON(e);break;case"SkinnedMesh":s=l(e.geometry),o=c(e.material),a=new Wc(s,o),void 0!==e.bindMode&&(a.bindMode=e.bindMode),void 0!==e.bindMatrix&&a.bindMatrix.fromArray(e.bindMatrix),void 0!==e.skeleton&&(a.skeleton=e.skeleton);break;case"Mesh":s=l(e.geometry),o=c(e.material),a=new Ka(s,o);break;case"InstancedMesh":s=l(e.geometry),o=c(e.material);const t=e.count,n=e.instanceMatrix,r=e.instanceColor;a=new iu(s,o,t),a.instanceMatrix=new qc(new Float32Array(n.array),16),void 0!==r&&(a.instanceColor=new qc(new Float32Array(r.array),r.itemSize));break;case"BatchedMesh":s=l(e.geometry),o=c(e.material),a=new Au(e.maxInstanceCount,e.maxVertexCount,e.maxIndexCount,o),a.geometry=s,a.perObjectFrustumCulled=e.perObjectFrustumCulled,a.sortObjects=e.sortObjects,a._drawRanges=e.drawRanges,a._reservedRanges=e.reservedRanges,a._visibility=e.visibility,a._active=e.active,a._bounds=e.bounds.map((e=>{const t=new kr;t.min.fromArray(e.boxMin),t.max.fromArray(e.boxMax);const n=new ri;return n.radius=e.sphereRadius,n.center.fromArray(e.sphereCenter),{boxInitialized:e.boxInitialized,box:t,sphereInitialized:e.sphereInitialized,sphere:n}})),a._maxInstanceCount=e.maxInstanceCount,a._maxVertexCount=e.maxVertexCount,a._maxIndexCount=e.maxIndexCount,a._geometryInitialized=e.geometryInitialized,a._geometryCount=e.geometryCount,a._matricesTexture=u(e.matricesTexture.uuid),void 0!==e.colorsTexture&&(a._colorsTexture=u(e.colorsTexture.uuid));break;case"LOD":a=new Dc;break;case"Line":a=new Iu(l(e.geometry),c(e.material));break;case"LineLoop":a=new Fu(l(e.geometry),c(e.material));break;case"LineSegments":a=new Nu(l(e.geometry),c(e.material));break;case"PointCloud":case"Points":a=new Vu(l(e.geometry),c(e.material));break;case"Sprite":a=new Bc(c(e.material));break;case"Group":a=new ec;break;case"Bone":a=new jc;break;default:a=new ki}if(a.uuid=e.uuid,void 0!==e.name&&(a.name=e.name),void 0!==e.matrix?(a.matrix.fromArray(e.matrix),void 0!==e.matrixAutoUpdate&&(a.matrixAutoUpdate=e.matrixAutoUpdate),a.matrixAutoUpdate&&a.matrix.decompose(a.position,a.quaternion,a.scale)):(void 0!==e.position&&a.position.fromArray(e.position),void 0!==e.rotation&&a.rotation.fromArray(e.rotation),void 0!==e.quaternion&&a.quaternion.fromArray(e.quaternion),void 0!==e.scale&&a.scale.fromArray(e.scale)),void 0!==e.up&&a.up.fromArray(e.up),void 0!==e.castShadow&&(a.castShadow=e.castShadow),void 0!==e.receiveShadow&&(a.receiveShadow=e.receiveShadow),e.shadow&&(void 0!==e.shadow.intensity&&(a.shadow.intensity=e.shadow.intensity),void 0!==e.shadow.bias&&(a.shadow.bias=e.shadow.bias),void 0!==e.shadow.normalBias&&(a.shadow.normalBias=e.shadow.normalBias),void 0!==e.shadow.radius&&(a.shadow.radius=e.shadow.radius),void 0!==e.shadow.mapSize&&a.shadow.mapSize.fromArray(e.shadow.mapSize),void 0!==e.shadow.camera&&(a.shadow.camera=this.parseObject(e.shadow.camera))),void 0!==e.visible&&(a.visible=e.visible),void 0!==e.frustumCulled&&(a.frustumCulled=e.frustumCulled),void 0!==e.renderOrder&&(a.renderOrder=e.renderOrder),void 0!==e.userData&&(a.userData=e.userData),void 0!==e.layers&&(a.layers.mask=e.layers),void 0!==e.children){const s=e.children;for(let e=0;e<s.length;e++)a.add(this.parseObject(s[e],t,n,r,i))}if(void 0!==e.animations){const t=e.animations;for(let e=0;e<t.length;e++){const n=t[e];a.animations.push(i[n])}}if("LOD"===e.type){void 0!==e.autoUpdate&&(a.autoUpdate=e.autoUpdate);const t=e.levels;for(let e=0;e<t.length;e++){const n=t[e],r=a.getObjectByProperty("uuid",n.object);void 0!==r&&a.addLevel(r,n.distance,n.hysteresis)}}return a}bindSkeletons(e,t){0!==Object.keys(t).length&&e.traverse((function(e){if(!0===e.isSkinnedMesh&&void 0!==e.skeleton){const n=t[e.skeleton];void 0===n?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",e.skeleton):e.bind(n,e.bindMatrix)}}))}bindLightTargets(e){e.traverse((function(t){if(t.isDirectionalLight||t.isSpotLight){const n=t.target,r=e.getObjectByProperty("uuid",n);t.target=void 0!==r?r:new ki}}))}}const Lp={UVMapping:he,CubeReflectionMapping:de,CubeRefractionMapping:pe,EquirectangularReflectionMapping:fe,EquirectangularRefractionMapping:me,CubeUVReflectionMapping:ge},Dp={RepeatWrapping:ve,ClampToEdgeWrapping:ye,MirroredRepeatWrapping:_e},Up={NearestFilter:xe,NearestMipmapNearestFilter:be,NearestMipmapLinearFilter:Ae,LinearFilter:we,LinearMipmapNearestFilter:Ee,LinearMipmapLinearFilter:Ce};class Np extends $d{constructor(e){super(e),this.isImageBitmapLoader=!0,"undefined"===typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"===typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(e){return this.options=e,this}load(e,t,n,r){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const i=this,a=qd.get(e);if(void 0!==a)return i.manager.itemStart(e),a.then?void a.then((n=>{t&&t(n),i.manager.itemEnd(e)})).catch((e=>{r&&r(e)})):(setTimeout((function(){t&&t(a),i.manager.itemEnd(e)}),0),a);const s={};s.credentials="anonymous"===this.crossOrigin?"same-origin":"include",s.headers=this.requestHeader;const o=fetch(e,s).then((function(e){return e.blob()})).then((function(e){return createImageBitmap(e,Object.assign(i.options,{colorSpaceConversion:"none"}))})).then((function(n){return qd.add(e,n),t&&t(n),i.manager.itemEnd(e),n})).catch((function(t){r&&r(t),qd.remove(e),i.manager.itemError(e),i.manager.itemEnd(e)}));qd.add(e,o),i.manager.itemStart(e)}}let Fp;class Op{static getContext(){return void 0===Fp&&(Fp=new(window.AudioContext||window.webkitAudioContext)),Fp}static setContext(e){Fp=e}}class kp extends $d{constructor(e){super(e)}load(e,t,n,r){const i=this,a=new np(this.manager);function s(t){r?r(t):console.error(t),i.manager.itemError(e)}a.setResponseType("arraybuffer"),a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,(function(e){try{const n=e.slice(0);Op.getContext().decodeAudioData(n,(function(e){t(e)})).catch(s)}catch(n){s(n)}}),n,r)}}const zp=new di,Hp=new di,Gp=new di;class Vp{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new ss,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new ss,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(e){const t=this._cache;if(t.focus!==e.focus||t.fov!==e.fov||t.aspect!==e.aspect*this.aspect||t.near!==e.near||t.far!==e.far||t.zoom!==e.zoom||t.eyeSep!==this.eyeSep){t.focus=e.focus,t.fov=e.fov,t.aspect=e.aspect*this.aspect,t.near=e.near,t.far=e.far,t.zoom=e.zoom,t.eyeSep=this.eyeSep,Gp.copy(e.projectionMatrix);const n=t.eyeSep/2,r=n*t.near/t.focus,i=t.near*Math.tan(Yn*t.fov*.5)/t.zoom;let a,s;Hp.elements[12]=-n,zp.elements[12]=n,a=-i*t.aspect+r,s=i*t.aspect+r,Gp.elements[0]=2*t.near/(s-a),Gp.elements[8]=(s+a)/(s-a),this.cameraL.projectionMatrix.copy(Gp),a=-i*t.aspect-r,s=i*t.aspect-r,Gp.elements[0]=2*t.near/(s-a),Gp.elements[8]=(s+a)/(s-a),this.cameraR.projectionMatrix.copy(Gp)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(Hp),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(zp)}}class Wp{constructor(){let e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=jp(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const t=jp();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function jp(){return("undefined"===typeof performance?Date:performance).now()}const Xp=new Nr,Jp=new Ur,Kp=new Nr,Yp=new Nr;class qp extends ki{constructor(){super(),this.type="AudioListener",this.context=Op.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new Wp}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(e){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}updateMatrixWorld(e){super.updateMatrixWorld(e);const t=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(Xp,Jp,Kp),Yp.set(0,0,-1).applyQuaternion(Jp),t.positionX){const e=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(Xp.x,e),t.positionY.linearRampToValueAtTime(Xp.y,e),t.positionZ.linearRampToValueAtTime(Xp.z,e),t.forwardX.linearRampToValueAtTime(Yp.x,e),t.forwardY.linearRampToValueAtTime(Yp.y,e),t.forwardZ.linearRampToValueAtTime(Yp.z,e),t.upX.linearRampToValueAtTime(n.x,e),t.upY.linearRampToValueAtTime(n.y,e),t.upZ.linearRampToValueAtTime(n.z,e)}else t.setPosition(Xp.x,Xp.y,Xp.z),t.setOrientation(Yp.x,Yp.y,Yp.z,n.x,n.y,n.z)}}class Qp extends ki{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;if(!0===this.isPlaying)return void console.warn("THREE.Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void console.warn("THREE.Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+e;const t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")}stop(){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(),this.source.onended=null),this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(!1!==this._connected){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}}getFilters(){return this.filters}setFilters(e){return e||(e=[]),!0===this._connected?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){return this.detune=e,!0===this.isPlaying&&void 0!==this.source.detune&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(!1!==this.hasPlaybackControl)return this.playbackRate=e,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this;console.warn("THREE.Audio: this Audio has no playback control.")}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(!1!==this.hasPlaybackControl)return this.loop=e,!0===this.isPlaying&&(this.source.loop=this.loop),this;console.warn("THREE.Audio: this Audio has no playback control.")}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}}const Zp=new Nr,$p=new Ur,ef=new Nr,tf=new Nr;class nf extends Qp{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}connect(){super.connect(),this.panner.connect(this.gain)}disconnect(){super.disconnect(),this.panner.disconnect(this.gain)}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(e){return this.panner.refDistance=e,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(e){return this.panner.rolloffFactor=e,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(e){return this.panner.distanceModel=e,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(e){return this.panner.maxDistance=e,this}setDirectionalCone(e,t,n){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=n,this}updateMatrixWorld(e){if(super.updateMatrixWorld(e),!0===this.hasPlaybackControl&&!1===this.isPlaying)return;this.matrixWorld.decompose(Zp,$p,ef),tf.set(0,0,1).applyQuaternion($p);const t=this.panner;if(t.positionX){const e=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(Zp.x,e),t.positionY.linearRampToValueAtTime(Zp.y,e),t.positionZ.linearRampToValueAtTime(Zp.z,e),t.orientationX.linearRampToValueAtTime(tf.x,e),t.orientationY.linearRampToValueAtTime(tf.y,e),t.orientationZ.linearRampToValueAtTime(tf.z,e)}else t.setPosition(Zp.x,Zp.y,Zp.z),t.setOrientation(tf.x,tf.y,tf.z)}}class rf{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:2048;this.analyser=e.context.createAnalyser(),this.analyser.fftSize=t,this.data=new Uint8Array(this.analyser.frequencyBinCount),e.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let e=0;const t=this.getFrequencyData();for(let n=0;n<t.length;n++)e+=t[n];return e/t.length}}class af{constructor(e,t,n){let r,i,a;switch(this.binding=e,this.valueSize=n,t){case"quaternion":r=this._slerp,i=this._slerpAdditive,a=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*n),this._workIndex=5;break;case"string":case"bool":r=this._select,i=this._select,a=this._setAdditiveIdentityOther,this.buffer=new Array(5*n);break;default:r=this._lerp,i=this._lerpAdditive,a=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*n)}this._mixBufferRegion=r,this._mixBufferRegionAdditive=i,this._setIdentity=a,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){const n=this.buffer,r=this.valueSize,i=e*r+r;let a=this.cumulativeWeight;if(0===a){for(let e=0;e!==r;++e)n[i+e]=n[e];a=t}else{a+=t;const e=t/a;this._mixBufferRegion(n,i,0,e,r)}this.cumulativeWeight=a}accumulateAdditive(e){const t=this.buffer,n=this.valueSize,r=n*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(t,r,0,e,n),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,n=this.buffer,r=e*t+t,i=this.cumulativeWeight,a=this.cumulativeWeightAdditive,s=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,i<1){const e=t*this._origIndex;this._mixBufferRegion(n,r,e,1-i,t)}a>0&&this._mixBufferRegionAdditive(n,r,this._addIndex*t,1,t);for(let o=t,l=t+t;o!==l;++o)if(n[o]!==n[o+t]){s.setValue(n,r);break}}saveOriginalState(){const e=this.binding,t=this.buffer,n=this.valueSize,r=n*this._origIndex;e.getValue(t,r);for(let i=n,a=r;i!==a;++i)t[i]=t[r+i%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=3*this.valueSize;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let n=e;n<t;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,r,i){if(r>=.5)for(let a=0;a!==i;++a)e[t+a]=e[n+a]}_slerp(e,t,n,r){Ur.slerpFlat(e,t,e,t,e,n,r)}_slerpAdditive(e,t,n,r,i){const a=this._workIndex*i;Ur.multiplyQuaternionsFlat(e,a,e,t,e,n),Ur.slerpFlat(e,t,e,t,e,a,r)}_lerp(e,t,n,r,i){const a=1-r;for(let s=0;s!==i;++s){const i=t+s;e[i]=e[i]*a+e[n+s]*r}}_lerpAdditive(e,t,n,r,i){for(let a=0;a!==i;++a){const i=t+a;e[i]=e[i]+e[n+a]*r}}}const sf="\\[\\]\\.:\\/",of=new RegExp("["+sf+"]","g"),lf="[^"+sf+"]",cf="[^"+sf.replace("\\.","")+"]",uf=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",lf)+/(WCOD+)?/.source.replace("WCOD",cf)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",lf)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",lf)+"$"),hf=["material","materials","bones","map"];class df{constructor(e,t,n){this.path=t,this.parsedPath=n||df.parseTrackName(t),this.node=df.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new df.Composite(e,t,n):new df(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(of,"")}static parseTrackName(e){const t=uf.exec(e);if(null===t)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},r=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==r&&-1!==r){const e=n.nodeName.substring(r+1);-1!==hf.indexOf(e)&&(n.nodeName=n.nodeName.substring(0,r),n.objectName=e)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}static findNode(e,t){if(void 0===t||""===t||"."===t||-1===t||t===e.name||t===e.uuid)return e;if(e.skeleton){const n=e.skeleton.getBoneByName(t);if(void 0!==n)return n}if(e.children){const n=function(e){for(let r=0;r<e.length;r++){const i=e[r];if(i.name===t||i.uuid===t)return i;const a=n(i.children);if(a)return a}return null},r=n(e.children);if(r)return r}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const n=this.resolvedProperty;for(let r=0,i=n.length;r!==i;++r)e[t++]=n[r]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const n=this.resolvedProperty;for(let r=0,i=n.length;r!==i;++r)n[r]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const n=this.resolvedProperty;for(let r=0,i=n.length;r!==i;++r)n[r]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const n=this.resolvedProperty;for(let r=0,i=n.length;r!==i;++r)n[r]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,n=t.objectName,r=t.propertyName;let i=t.propertyIndex;if(e||(e=df.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e)return void console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");if(n){let r=t.objectIndex;switch(n){case"materials":if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);e=e.material.materials;break;case"bones":if(!e.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);e=e.skeleton.bones;for(let t=0;t<e.length;t++)if(e[t].name===r){r=t;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.map)return void console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);e=e.material.map;break;default:if(void 0===e[n])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);e=e[n]}if(void 0!==r){if(void 0===e[r])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);e=e[r]}}const a=e[r];if(void 0===a){const n=t.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+n+"."+r+" but it wasn't found.",e)}let s=this.Versioning.None;this.targetObject=e,void 0!==e.needsUpdate?s=this.Versioning.NeedsUpdate:void 0!==e.matrixWorldNeedsUpdate&&(s=this.Versioning.MatrixWorldNeedsUpdate);let o=this.BindingType.Direct;if(void 0!==i){if("morphTargetInfluences"===r){if(!e.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!e.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==e.morphTargetDictionary[i]&&(i=e.morphTargetDictionary[i])}o=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=i}else void 0!==a.fromArray&&void 0!==a.toArray?(o=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(o=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=r;this.getValue=this.GetterByBindingType[o],this.setValue=this.SetterByBindingTypeAndVersioning[o][s]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}df.Composite=class{constructor(e,t,n){const r=n||df.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,r)}getValue(e,t){this.bind();const n=this._targetGroup.nCachedObjects_,r=this._bindings[n];void 0!==r&&r.getValue(e,t)}setValue(e,t){const n=this._bindings;for(let r=this._targetGroup.nCachedObjects_,i=n.length;r!==i;++r)n[r].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}},df.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},df.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},df.prototype.GetterByBindingType=[df.prototype._getValue_direct,df.prototype._getValue_array,df.prototype._getValue_arrayElement,df.prototype._getValue_toArray],df.prototype.SetterByBindingTypeAndVersioning=[[df.prototype._setValue_direct,df.prototype._setValue_direct_setNeedsUpdate,df.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[df.prototype._setValue_array,df.prototype._setValue_array_setNeedsUpdate,df.prototype._setValue_array_setMatrixWorldNeedsUpdate],[df.prototype._setValue_arrayElement,df.prototype._setValue_arrayElement_setNeedsUpdate,df.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[df.prototype._setValue_fromArray,df.prototype._setValue_fromArray_setNeedsUpdate,df.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class pf{constructor(){this.isAnimationObjectGroup=!0,this.uuid=Qn(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const e={};this._indicesByUUID=e;for(let n=0,r=arguments.length;n!==r;++n)e[arguments[n].uuid]=n;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const t=this;this.stats={objects:{get total(){return t._objects.length},get inUse(){return this.total-t.nCachedObjects_}},get bindingsPerObject(){return t._bindings.length}}}add(){const e=this._objects,t=this._indicesByUUID,n=this._paths,r=this._parsedPaths,i=this._bindings,a=i.length;let s,o=e.length,l=this.nCachedObjects_;for(let c=0,u=arguments.length;c!==u;++c){const u=arguments[c],h=u.uuid;let d=t[h];if(void 0===d){d=o++,t[h]=d,e.push(u);for(let e=0,t=a;e!==t;++e)i[e].push(new df(u,n[e],r[e]))}else if(d<l){s=e[d];const o=--l,c=e[o];t[c.uuid]=d,e[d]=c,t[h]=o,e[o]=u;for(let e=0,t=a;e!==t;++e){const t=i[e],a=t[o];let s=t[d];t[d]=a,void 0===s&&(s=new df(u,n[e],r[e])),t[o]=s}}else e[d]!==s&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=l}remove(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,r=n.length;let i=this.nCachedObjects_;for(let a=0,s=arguments.length;a!==s;++a){const s=arguments[a],o=s.uuid,l=t[o];if(void 0!==l&&l>=i){const a=i++,c=e[a];t[c.uuid]=l,e[l]=c,t[o]=a,e[a]=s;for(let e=0,t=r;e!==t;++e){const t=n[e],r=t[a],i=t[l];t[l]=r,t[a]=i}}}this.nCachedObjects_=i}uncache(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,r=n.length;let i=this.nCachedObjects_,a=e.length;for(let s=0,o=arguments.length;s!==o;++s){const o=arguments[s].uuid,l=t[o];if(void 0!==l)if(delete t[o],l<i){const s=--i,o=e[s],c=--a,u=e[c];t[o.uuid]=l,e[l]=o,t[u.uuid]=s,e[s]=u,e.pop();for(let e=0,t=r;e!==t;++e){const t=n[e],r=t[s],i=t[c];t[l]=r,t[s]=i,t.pop()}}else{const i=--a,s=e[i];i>0&&(t[s.uuid]=l),e[l]=s,e.pop();for(let e=0,t=r;e!==t;++e){const t=n[e];t[l]=t[i],t.pop()}}}this.nCachedObjects_=i}subscribe_(e,t){const n=this._bindingsIndicesByPath;let r=n[e];const i=this._bindings;if(void 0!==r)return i[r];const a=this._paths,s=this._parsedPaths,o=this._objects,l=o.length,c=this.nCachedObjects_,u=new Array(l);r=i.length,n[e]=r,a.push(e),s.push(t),i.push(u);for(let h=c,d=o.length;h!==d;++h){const n=o[h];u[h]=new df(n,e,t)}return u}unsubscribe_(e){const t=this._bindingsIndicesByPath,n=t[e];if(void 0!==n){const r=this._paths,i=this._parsedPaths,a=this._bindings,s=a.length-1,o=a[s];t[e[s]]=n,a[n]=o,a.pop(),i[n]=i[s],i.pop(),r[n]=r[s],r.pop()}}}class ff{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:t.blendMode;this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=r;const i=t.tracks,a=i.length,s=new Array(a),o={endingStart:kt,endingEnd:kt};for(let l=0;l!==a;++l){const e=i[l].createInterpolant(null);s[l]=e,e.settings=o}this._interpolantSettings=o,this._interpolants=s,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Dt,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,n){if(e.fadeOut(t),this.fadeIn(t),n){const n=this._clip.duration,r=e._clip.duration,i=r/n,a=n/r;e.warp(1,i,t),this.warp(a,1,t)}return this}crossFadeTo(e,t,n){return e.crossFadeFrom(this,t,n)}stopFading(){const e=this._weightInterpolant;return null!==e&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,n){const r=this._mixer,i=r.time,a=this.timeScale;let s=this._timeScaleInterpolant;null===s&&(s=r._lendControlInterpolant(),this._timeScaleInterpolant=s);const o=s.parameterPositions,l=s.sampleValues;return o[0]=i,o[1]=i+n,l[0]=e/a,l[1]=t/a,this}stopWarping(){const e=this._timeScaleInterpolant;return null!==e&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,n,r){if(!this.enabled)return void this._updateWeight(e);const i=this._startTime;if(null!==i){const r=(e-i)*n;r<0||0===n?t=0:(this._startTime=null,t=n*r)}t*=this._updateTimeScale(e);const a=this._updateTime(t),s=this._updateWeight(e);if(s>0){const e=this._interpolants,t=this._propertyBindings;if(this.blendMode===Vt)for(let n=0,r=e.length;n!==r;++n)e[n].evaluate(a),t[n].accumulateAdditive(s);else for(let n=0,i=e.length;n!==i;++n)e[n].evaluate(a),t[n].accumulate(r,s)}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const n=this._weightInterpolant;if(null!==n){const r=n.evaluate(e)[0];t*=r,e>n.parameterPositions[1]&&(this.stopFading(),0===r&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const n=this._timeScaleInterpolant;if(null!==n){t*=n.evaluate(e)[0],e>n.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,n=this.loop;let r=this.time+e,i=this._loopCount;const a=n===Ut;if(0===e)return-1===i?r:a&&1===(1&i)?t-r:r;if(n===Lt){-1===i&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(r>=t)r=t;else{if(!(r<0)){this.time=r;break e}r=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===i&&(e>=0?(i=0,this._setEndings(!0,0===this.repetitions,a)):this._setEndings(0===this.repetitions,!0,a)),r>=t||r<0){const n=Math.floor(r/t);r-=t*n,i+=Math.abs(n);const s=this.repetitions-i;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,r=e>0?t:0,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===s){const t=e<0;this._setEndings(t,!t,a)}else this._setEndings(!1,!1,a);this._loopCount=i,this.time=r,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=r;if(a&&1===(1&i))return t-r}return r}_setEndings(e,t,n){const r=this._interpolantSettings;n?(r.endingStart=zt,r.endingEnd=zt):(r.endingStart=e?this.zeroSlopeAtStart?zt:kt:Ht,r.endingEnd=t?this.zeroSlopeAtEnd?zt:kt:Ht)}_scheduleFading(e,t,n){const r=this._mixer,i=r.time;let a=this._weightInterpolant;null===a&&(a=r._lendControlInterpolant(),this._weightInterpolant=a);const s=a.parameterPositions,o=a.sampleValues;return s[0]=i,o[0]=t,s[1]=i+e,o[1]=n,this}}const mf=new Float32Array(1);class gf extends Xn{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const n=e._localRoot||this._root,r=e._clip.tracks,i=r.length,a=e._propertyBindings,s=e._interpolants,o=n.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let u=0;u!==i;++u){const e=r[u],i=e.name;let l=c[i];if(void 0!==l)++l.referenceCount,a[u]=l;else{if(l=a[u],void 0!==l){null===l._cacheIndex&&(++l.referenceCount,this._addInactiveBinding(l,o,i));continue}const r=t&&t._propertyBindings[u].binding.parsedPath;l=new af(df.create(n,i,r),e.ValueTypeName,e.getValueSize()),++l.referenceCount,this._addInactiveBinding(l,o,i),a[u]=l}s[u].resultBuffer=l.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){const t=(e._localRoot||this._root).uuid,n=e._clip.uuid,r=this._actionsByClip[n];this._bindAction(e,r&&r.knownActions[0]),this._addInactiveAction(e,n,t)}const t=e._propertyBindings;for(let e=0,n=t.length;e!==n;++e){const n=t[e];0===n.useCount++&&(this._lendBinding(n),n.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let e=0,n=t.length;e!==n;++e){const n=t[e];0===--n.useCount&&(n.restoreOriginalState(),this._takeBackBinding(n))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return null!==t&&t<this._nActiveActions}_addInactiveAction(e,t,n){const r=this._actions,i=this._actionsByClip;let a=i[t];if(void 0===a)a={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,i[t]=a;else{const t=a.knownActions;e._byClipCacheIndex=t.length,t.push(e)}e._cacheIndex=r.length,r.push(e),a.actionByRoot[n]=e}_removeInactiveAction(e){const t=this._actions,n=t[t.length-1],r=e._cacheIndex;n._cacheIndex=r,t[r]=n,t.pop(),e._cacheIndex=null;const i=e._clip.uuid,a=this._actionsByClip,s=a[i],o=s.knownActions,l=o[o.length-1],c=e._byClipCacheIndex;l._byClipCacheIndex=c,o[c]=l,o.pop(),e._byClipCacheIndex=null;delete s.actionByRoot[(e._localRoot||this._root).uuid],0===o.length&&delete a[i],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let n=0,r=t.length;n!==r;++n){const e=t[n];0===--e.referenceCount&&this._removeInactiveBinding(e)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,r=this._nActiveActions++,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,r=--this._nActiveActions,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}_addInactiveBinding(e,t,n){const r=this._bindingsByRootAndName,i=this._bindings;let a=r[t];void 0===a&&(a={},r[t]=a),a[n]=e,e._cacheIndex=i.length,i.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,r=n.rootNode.uuid,i=n.path,a=this._bindingsByRootAndName,s=a[r],o=t[t.length-1],l=e._cacheIndex;o._cacheIndex=l,t[l]=o,t.pop(),delete s[i],0===Object.keys(s).length&&delete a[r]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,r=this._nActiveBindings++,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,r=--this._nActiveBindings,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return void 0===n&&(n=new Od(new Float32Array(2),new Float32Array(2),1,mf),n.__cacheIndex=t,e[t]=n),n}_takeBackControlInterpolant(e){const t=this._controlInterpolants,n=e.__cacheIndex,r=--this._nActiveControlInterpolants,i=t[r];e.__cacheIndex=r,t[r]=e,i.__cacheIndex=n,t[n]=i}clipAction(e,t,n){const r=t||this._root,i=r.uuid;let a="string"===typeof e?Kd.findByName(r,e):e;const s=null!==a?a.uuid:e,o=this._actionsByClip[s];let l=null;if(void 0===n&&(n=null!==a?a.blendMode:Gt),void 0!==o){const e=o.actionByRoot[i];if(void 0!==e&&e.blendMode===n)return e;l=o.knownActions[0],null===a&&(a=l._clip)}if(null===a)return null;const c=new ff(this,a,t,n);return this._bindAction(c,l),this._addInactiveAction(c,s,i),c}existingAction(e,t){const n=t||this._root,r=n.uuid,i="string"===typeof e?Kd.findByName(n,e):e,a=i?i.uuid:e,s=this._actionsByClip[a];return void 0!==s&&s.actionByRoot[r]||null}stopAllAction(){const e=this._actions;for(let t=this._nActiveActions-1;t>=0;--t)e[t].stop();return this}update(e){e*=this.timeScale;const t=this._actions,n=this._nActiveActions,r=this.time+=e,i=Math.sign(e),a=this._accuIndex^=1;for(let l=0;l!==n;++l){t[l]._update(r,e,i,a)}const s=this._bindings,o=this._nActiveBindings;for(let l=0;l!==o;++l)s[l].apply(a);return this}setTime(e){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,n=e.uuid,r=this._actionsByClip,i=r[n];if(void 0!==i){const e=i.knownActions;for(let n=0,r=e.length;n!==r;++n){const r=e[n];this._deactivateAction(r);const i=r._cacheIndex,a=t[t.length-1];r._cacheIndex=null,r._byClipCacheIndex=null,a._cacheIndex=i,t[i]=a,t.pop(),this._removeInactiveBindingsForAction(r)}delete r[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const i in n){const e=n[i].actionByRoot[t];void 0!==e&&(this._deactivateAction(e),this._removeInactiveAction(e))}const r=this._bindingsByRootAndName[t];if(void 0!==r)for(const i in r){const e=r[i];e.restoreOriginalState(),this._removeInactiveBinding(e)}}uncacheAction(e,t){const n=this.existingAction(e,t);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}class vf{constructor(e){this.value=e}clone(){return new vf(void 0===this.value.clone?this.value:this.value.clone())}}let yf=0;class _f extends Xn{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:yf++}),this.name="",this.usage=Ln,this.uniforms=[]}add(e){return this.uniforms.push(e),this}remove(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}setName(e){return this.name=e,this}setUsage(e){return this.usage=e,this}dispose(){return this.dispatchEvent({type:"dispose"}),this}copy(e){this.name=e.name,this.usage=e.usage;const t=e.uniforms;this.uniforms.length=0;for(let n=0,r=t.length;n<r;n++){const e=Array.isArray(t[n])?t[n]:[t[n]];for(let t=0;t<e.length;t++)this.uniforms.push(e[t].clone())}return this}clone(){return(new this.constructor).copy(this)}}class xf extends pc{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=n}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){const t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){const t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}}class bf{constructor(e,t,n,r,i){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=n,this.elementSize=r,this.count=i,this.version=0}set needsUpdate(e){!0===e&&this.version++}setBuffer(e){return this.buffer=e,this}setType(e,t){return this.type=e,this.elementSize=t,this}setItemSize(e){return this.itemSize=e,this}setCount(e){return this.count=e,this}}const Sf=new di;class Af{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1/0;this.ray=new hi(e,t),this.near=n,this.far=r,this.camera=null,this.layers=new Ai,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)}setFromXRController(e){return Sf.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(Sf),this}intersectObject(e){let t=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];return wf(e,this,t,!(arguments.length>1&&void 0!==arguments[1])||arguments[1]),t.sort(Mf),t}intersectObjects(e){let t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];for(let r=0,i=e.length;r<i;r++)wf(e[r],this,n,t);return n.sort(Mf),n}}function Mf(e,t){return e.distance-t.distance}function wf(e,t,n,r){let i=!0;if(e.layers.test(t.layers)){!1===e.raycast(t,n)&&(i=!1)}if(!0===i&&!0===r){const r=e.children;for(let e=0,i=r.length;e<i;e++)wf(r[e],t,n,!0)}}class Ef{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;return this.radius=e,this.phi=t,this.theta=n,this}set(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){const e=1e-6;return this.phi=Math.max(e,Math.min(Math.PI-e,this.phi)),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(Zn(t/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}}class Tf{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;return this.radius=e,this.theta=t,this.y=n,this}set(e,t,n){return this.radius=e,this.theta=t,this.y=n,this}copy(e){return this.radius=e.radius,this.theta=e.theta,this.y=e.y,this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+n*n),this.theta=Math.atan2(e,n),this.y=t,this}clone(){return(new this.constructor).copy(this)}}class Cf{constructor(e,t,n,r){Cf.prototype.isMatrix2=!0,this.elements=[1,0,0,1],void 0!==e&&this.set(e,t,n,r)}identity(){return this.set(1,0,0,1),this}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(let n=0;n<4;n++)this.elements[n]=e[n+t];return this}set(e,t,n,r){const i=this.elements;return i[0]=e,i[2]=t,i[1]=n,i[3]=r,this}}const Rf=new ir;class Bf{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ir(1/0,1/0),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ir(-1/0,-1/0);this.isBox2=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Rf.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y}getCenter(e){return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}containsPoint(e){return e.x>=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Rf).distanceTo(e)}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Pf=new Nr,If=new Nr;class Lf{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Nr,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr;this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){Pf.subVectors(e,this.start),If.subVectors(this.end,this.start);const n=If.dot(If);let r=If.dot(Pf)/n;return t&&(r=Zn(r,0,1)),r}closestPointToPoint(e,t,n){const r=this.closestPointToPointParameter(e,t);return this.delta(n).multiplyScalar(r).add(this.start)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}const Df=new Nr;class Uf extends ki{constructor(e,t){super(),this.light=e,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const n=new Ba,r=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let a=0,s=1,o=32;a<o;a++,s++){const e=a/o*Math.PI*2,t=s/o*Math.PI*2;r.push(Math.cos(e),Math.sin(e),1,Math.cos(t),Math.sin(t),1)}n.setAttribute("position",new Sa(r,3));const i=new Mu({fog:!1,toneMapped:!1});this.cone=new Nu(n,i),this.add(this.cone),this.update()}dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),this.parent?(this.parent.updateWorldMatrix(!0),this.matrix.copy(this.parent.matrixWorld).invert().multiply(this.light.matrixWorld)):this.matrix.copy(this.light.matrixWorld),this.matrixWorld.copy(this.light.matrixWorld);const e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),Df.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(Df),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}const Nf=new Nr,Ff=new di,Of=new di;class kf extends Nu{constructor(e){const t=zf(e),n=new Ba,r=[],i=[],a=new ta(0,0,1),s=new ta(0,1,0);for(let o=0;o<t.length;o++){const e=t[o];e.parent&&e.parent.isBone&&(r.push(0,0,0),r.push(0,0,0),i.push(a.r,a.g,a.b),i.push(s.r,s.g,s.b))}n.setAttribute("position",new Sa(r,3)),n.setAttribute("color",new Sa(i,3));super(n,new Mu({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0})),this.isSkeletonHelper=!0,this.type="SkeletonHelper",this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1}updateMatrixWorld(e){const t=this.bones,n=this.geometry,r=n.getAttribute("position");Of.copy(this.root.matrixWorld).invert();for(let i=0,a=0;i<t.length;i++){const e=t[i];e.parent&&e.parent.isBone&&(Ff.multiplyMatrices(Of,e.matrixWorld),Nf.setFromMatrixPosition(Ff),r.setXYZ(a,Nf.x,Nf.y,Nf.z),Ff.multiplyMatrices(Of,e.parent.matrixWorld),Nf.setFromMatrixPosition(Ff),r.setXYZ(a+1,Nf.x,Nf.y,Nf.z),a+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose()}}function zf(e){const t=[];!0===e.isBone&&t.push(e);for(let n=0;n<e.children.length;n++)t.push.apply(t,zf(e.children[n]));return t}class Hf extends Ka{constructor(e,t,n){super(new dd(t,4,2),new aa({wireframe:!0,fog:!1,toneMapped:!1})),this.light=e,this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)}}const Gf=new Nr,Vf=new ta,Wf=new ta;class jf extends ki{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="HemisphereLightHelper";const r=new cd(t);r.rotateY(.5*Math.PI),this.material=new aa({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);const i=r.getAttribute("position"),a=new Float32Array(3*i.count);r.setAttribute("color",new pa(a,3)),this.add(new Ka(r,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const e=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{const t=e.geometry.getAttribute("color");Vf.copy(this.light.color),Wf.copy(this.light.groundColor);for(let e=0,n=t.count;e<n;e++){const r=e<n/2?Vf:Wf;t.setXYZ(e,r.r,r.g,r.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(Gf.setFromMatrixPosition(this.light.matrixWorld).negate())}}class Xf extends Nu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:10,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:10,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:4473924,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:8947848;n=new ta(n),r=new ta(r);const i=t/2,a=e/t,s=e/2,o=[],l=[];for(let u=0,h=0,d=-s;u<=t;u++,d+=a){o.push(-s,0,d,s,0,d),o.push(d,0,-s,d,0,s);const e=u===i?n:r;e.toArray(l,h),h+=3,e.toArray(l,h),h+=3,e.toArray(l,h),h+=3,e.toArray(l,h),h+=3}const c=new Ba;c.setAttribute("position",new Sa(o,3)),c.setAttribute("color",new Sa(l,3));super(c,new Mu({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class Jf extends Nu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:10,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:16,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:8,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:64,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:4473924,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:8947848;i=new ta(i),a=new ta(a);const s=[],o=[];if(t>1)for(let c=0;c<t;c++){const n=c/t*(2*Math.PI),r=Math.sin(n)*e,l=Math.cos(n)*e;s.push(0,0,0),s.push(r,0,l);const u=1&c?i:a;o.push(u.r,u.g,u.b),o.push(u.r,u.g,u.b)}for(let c=0;c<n;c++){const t=1&c?i:a,l=e-e/n*c;for(let e=0;e<r;e++){let n=e/r*(2*Math.PI),i=Math.sin(n)*l,a=Math.cos(n)*l;s.push(i,0,a),o.push(t.r,t.g,t.b),n=(e+1)/r*(2*Math.PI),i=Math.sin(n)*l,a=Math.cos(n)*l,s.push(i,0,a),o.push(t.r,t.g,t.b)}}const l=new Ba;l.setAttribute("position",new Sa(s,3)),l.setAttribute("color",new Sa(o,3));super(l,new Mu({vertexColors:!0,toneMapped:!1})),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}const Kf=new Nr,Yf=new Nr,qf=new Nr;class Qf extends ki{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="DirectionalLightHelper",void 0===t&&(t=1);let r=new Ba;r.setAttribute("position",new Sa([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));const i=new Mu({fog:!1,toneMapped:!1});this.lightPlane=new Iu(r,i),this.add(this.lightPlane),r=new Ba,r.setAttribute("position",new Sa([0,0,0,0,0,1],3)),this.targetLine=new Iu(r,i),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),Kf.setFromMatrixPosition(this.light.matrixWorld),Yf.setFromMatrixPosition(this.light.target.matrixWorld),qf.subVectors(Yf,Kf),this.lightPlane.lookAt(Yf),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(Yf),this.targetLine.scale.z=qf.length()}}const Zf=new Nr,$f=new ns;class em extends Nu{constructor(e){const t=new Ba,n=new Mu({color:16777215,vertexColors:!0,toneMapped:!1}),r=[],i=[],a={};function s(e,t){o(e),o(t)}function o(e){r.push(0,0,0),i.push(0,0,0),void 0===a[e]&&(a[e]=[]),a[e].push(r.length/3-1)}s("n1","n2"),s("n2","n4"),s("n4","n3"),s("n3","n1"),s("f1","f2"),s("f2","f4"),s("f4","f3"),s("f3","f1"),s("n1","f1"),s("n2","f2"),s("n3","f3"),s("n4","f4"),s("p","n1"),s("p","n2"),s("p","n3"),s("p","n4"),s("u1","u2"),s("u2","u3"),s("u3","u1"),s("c","t"),s("p","c"),s("cn1","cn2"),s("cn3","cn4"),s("cf1","cf2"),s("cf3","cf4"),t.setAttribute("position",new Sa(r,3)),t.setAttribute("color",new Sa(i,3)),super(t,n),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=a,this.update();const l=new ta(16755200),c=new ta(16711680),u=new ta(43775),h=new ta(16777215),d=new ta(3355443);this.setColors(l,c,u,h,d)}setColors(e,t,n,r,i){const a=this.geometry.getAttribute("color");a.setXYZ(0,e.r,e.g,e.b),a.setXYZ(1,e.r,e.g,e.b),a.setXYZ(2,e.r,e.g,e.b),a.setXYZ(3,e.r,e.g,e.b),a.setXYZ(4,e.r,e.g,e.b),a.setXYZ(5,e.r,e.g,e.b),a.setXYZ(6,e.r,e.g,e.b),a.setXYZ(7,e.r,e.g,e.b),a.setXYZ(8,e.r,e.g,e.b),a.setXYZ(9,e.r,e.g,e.b),a.setXYZ(10,e.r,e.g,e.b),a.setXYZ(11,e.r,e.g,e.b),a.setXYZ(12,e.r,e.g,e.b),a.setXYZ(13,e.r,e.g,e.b),a.setXYZ(14,e.r,e.g,e.b),a.setXYZ(15,e.r,e.g,e.b),a.setXYZ(16,e.r,e.g,e.b),a.setXYZ(17,e.r,e.g,e.b),a.setXYZ(18,e.r,e.g,e.b),a.setXYZ(19,e.r,e.g,e.b),a.setXYZ(20,e.r,e.g,e.b),a.setXYZ(21,e.r,e.g,e.b),a.setXYZ(22,e.r,e.g,e.b),a.setXYZ(23,e.r,e.g,e.b),a.setXYZ(24,t.r,t.g,t.b),a.setXYZ(25,t.r,t.g,t.b),a.setXYZ(26,t.r,t.g,t.b),a.setXYZ(27,t.r,t.g,t.b),a.setXYZ(28,t.r,t.g,t.b),a.setXYZ(29,t.r,t.g,t.b),a.setXYZ(30,t.r,t.g,t.b),a.setXYZ(31,t.r,t.g,t.b),a.setXYZ(32,n.r,n.g,n.b),a.setXYZ(33,n.r,n.g,n.b),a.setXYZ(34,n.r,n.g,n.b),a.setXYZ(35,n.r,n.g,n.b),a.setXYZ(36,n.r,n.g,n.b),a.setXYZ(37,n.r,n.g,n.b),a.setXYZ(38,r.r,r.g,r.b),a.setXYZ(39,r.r,r.g,r.b),a.setXYZ(40,i.r,i.g,i.b),a.setXYZ(41,i.r,i.g,i.b),a.setXYZ(42,i.r,i.g,i.b),a.setXYZ(43,i.r,i.g,i.b),a.setXYZ(44,i.r,i.g,i.b),a.setXYZ(45,i.r,i.g,i.b),a.setXYZ(46,i.r,i.g,i.b),a.setXYZ(47,i.r,i.g,i.b),a.setXYZ(48,i.r,i.g,i.b),a.setXYZ(49,i.r,i.g,i.b),a.needsUpdate=!0}update(){const e=this.geometry,t=this.pointMap;$f.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),tm("c",t,e,$f,0,0,-1),tm("t",t,e,$f,0,0,1),tm("n1",t,e,$f,-1,-1,-1),tm("n2",t,e,$f,1,-1,-1),tm("n3",t,e,$f,-1,1,-1),tm("n4",t,e,$f,1,1,-1),tm("f1",t,e,$f,-1,-1,1),tm("f2",t,e,$f,1,-1,1),tm("f3",t,e,$f,-1,1,1),tm("f4",t,e,$f,1,1,1),tm("u1",t,e,$f,.7,1.1,-1),tm("u2",t,e,$f,-.7,1.1,-1),tm("u3",t,e,$f,0,2,-1),tm("cf1",t,e,$f,-1,0,1),tm("cf2",t,e,$f,1,0,1),tm("cf3",t,e,$f,0,-1,1),tm("cf4",t,e,$f,0,1,1),tm("cn1",t,e,$f,-1,0,-1),tm("cn2",t,e,$f,1,0,-1),tm("cn3",t,e,$f,0,-1,-1),tm("cn4",t,e,$f,0,1,-1),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}}function tm(e,t,n,r,i,a,s){Zf.set(i,a,s).unproject(r);const o=t[e];if(void 0!==o){const e=n.getAttribute("position");for(let t=0,n=o.length;t<n;t++)e.setXYZ(o[t],Zf.x,Zf.y,Zf.z)}}const nm=new kr;class rm extends Nu{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:16776960;const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),r=new Float32Array(24),i=new Ba;i.setIndex(new pa(n,1)),i.setAttribute("position",new pa(r,3)),super(i,new Mu({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(e){if(void 0!==e&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),void 0!==this.object&&nm.setFromObject(this.object),nm.isEmpty())return;const t=nm.min,n=nm.max,r=this.geometry.attributes.position,i=r.array;i[0]=n.x,i[1]=n.y,i[2]=n.z,i[3]=t.x,i[4]=n.y,i[5]=n.z,i[6]=t.x,i[7]=t.y,i[8]=n.z,i[9]=n.x,i[10]=t.y,i[11]=n.z,i[12]=n.x,i[13]=n.y,i[14]=t.z,i[15]=t.x,i[16]=n.y,i[17]=t.z,i[18]=t.x,i[19]=t.y,i[20]=t.z,i[21]=n.x,i[22]=t.y,i[23]=t.z,r.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(e){return this.object=e,this.update(),this}copy(e,t){return super.copy(e,t),this.object=e.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class im extends Nu{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:16776960;const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),r=new Ba;r.setIndex(new pa(n,1)),r.setAttribute("position",new Sa([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(r,new Mu({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(e){const t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(e))}dispose(){this.geometry.dispose(),this.material.dispose()}}class am extends Iu{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;const n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:16776960,r=new Ba;r.setAttribute("position",new Sa([1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],3)),r.computeBoundingSphere(),super(r,new Mu({color:n,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;const i=new Ba;i.setAttribute("position",new Sa([1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],3)),i.computeBoundingSphere(),this.add(new Ka(i,new aa({color:n,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(e){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()}}const sm=new Nr;let om,lm;class cm extends ki{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Nr(0,0,1),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Nr(0,0,0),n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:16776960,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.2*n,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:.2*i;super(),this.type="ArrowHelper",void 0===om&&(om=new Ba,om.setAttribute("position",new Sa([0,0,0,0,1,0],3)),lm=new Sh(0,.5,1,5,1),lm.translate(0,-.5,0)),this.position.copy(t),this.line=new Iu(om,new Mu({color:r,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new Ka(lm,new aa({color:r,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(n,i,a)}setDirection(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{sm.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(sm,t)}}setLength(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:.2*e,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.2*t;this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class um extends Nu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1;const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],n=new Ba;n.setAttribute("position",new Sa(t,3)),n.setAttribute("color",new Sa([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(n,new Mu({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(e,t,n){const r=new ta,i=this.geometry.attributes.color.array;return r.set(e),r.toArray(i,0),r.toArray(i,3),r.set(t),r.toArray(i,6),r.toArray(i,9),r.set(n),r.toArray(i,12),r.toArray(i,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class hm{constructor(){this.type="ShapePath",this.color=new ta,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new yh,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,n,r){return this.currentPath.quadraticCurveTo(e,t,n,r),this}bezierCurveTo(e,t,n,r,i,a){return this.currentPath.bezierCurveTo(e,t,n,r,i,a),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(e,t){const n=t.length;let r=!1;for(let i=n-1,a=0;a<n;i=a++){let n=t[i],s=t[a],o=s.x-n.x,l=s.y-n.y;if(Math.abs(l)>Number.EPSILON){if(l<0&&(n=t[a],o=-o,s=t[i],l=-l),e.y<n.y||e.y>s.y)continue;if(e.y===n.y){if(e.x===n.x)return!0}else{const t=l*(e.x-n.x)-o*(e.y-n.y);if(0===t)return!0;if(t<0)continue;r=!r}}else{if(e.y!==n.y)continue;if(s.x<=e.x&&e.x<=n.x||n.x<=e.x&&e.x<=s.x)return!0}}return r}const n=rd.isClockWise,r=this.subPaths;if(0===r.length)return[];let i,a,s;const o=[];if(1===r.length)return a=r[0],s=new Ph,s.curves=a.curves,o.push(s),o;let l=!n(r[0].getPoints());l=e?!l:l;const c=[],u=[];let h,d,p=[],f=0;u[f]=void 0,p[f]=[];for(let m=0,g=r.length;m<g;m++)a=r[m],h=a.getPoints(),i=n(h),i=e?!i:i,i?(!l&&u[f]&&f++,u[f]={s:new Ph,p:h},u[f].s.curves=a.curves,l&&f++,p[f]=[]):p[f].push({h:a,p:h[0]});if(!u[0])return function(e){const t=[];for(let n=0,r=e.length;n<r;n++){const r=e[n],i=new Ph;i.curves=r.curves,t.push(i)}return t}(r);if(u.length>1){let e=!1,n=0;for(let t=0,r=u.length;t<r;t++)c[t]=[];for(let r=0,i=u.length;r<i;r++){const i=p[r];for(let a=0;a<i.length;a++){const s=i[a];let o=!0;for(let i=0;i<u.length;i++)t(s.p,u[i].p)&&(r!==i&&n++,o?(o=!1,c[i].push(s)):e=!0);o&&c[r].push(s)}}n>0&&!1===e&&(p=c)}for(let m=0,g=u.length;m<g;m++){s=u[m].s,o.push(s),d=p[m];for(let e=0,t=d.length;e<t;e++)s.holes.push(d[e].h)}return o}}class dm extends Br{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};console.warn('THREE.WebGLMultipleRenderTargets has been deprecated and will be removed in r172. Use THREE.WebGLRenderTarget and set the "count" parameter to enable MRT.'),super(e,t,{...r,count:n}),this.isWebGLMultipleRenderTargets=!0}get texture(){return this.textures}}"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:i}})),"undefined"!==typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=i);const pm=new WeakMap;class fm extends $d{constructor(e){super(e),this.decoderPath="",this.decoderConfig={},this.decoderBinary=null,this.decoderPending=null,this.workerLimit=4,this.workerPool=[],this.workerNextTaskID=1,this.workerSourceURL="",this.defaultAttributeIDs={position:"POSITION",normal:"NORMAL",color:"COLOR",uv:"TEX_COORD"},this.defaultAttributeTypes={position:"Float32Array",normal:"Float32Array",color:"Float32Array",uv:"Float32Array"}}setDecoderPath(e){return this.decoderPath=e,this}setDecoderConfig(e){return this.decoderConfig=e,this}setWorkerLimit(e){return this.workerLimit=e,this}load(e,t,n,r){const i=new np(this.manager);i.setPath(this.path),i.setResponseType("arraybuffer"),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,(e=>{const n={attributeIDs:this.defaultAttributeIDs,attributeTypes:this.defaultAttributeTypes,useUniqueIDs:!1};this.decodeGeometry(e,n).then(t).catch(r)}),n,r)}decodeDracoFile(e,t,n,r){const i={attributeIDs:n||this.defaultAttributeIDs,attributeTypes:r||this.defaultAttributeTypes,useUniqueIDs:!!n};this.decodeGeometry(e,i).then(t)}decodeGeometry(e,t){for(const o in t.attributeTypes){const e=t.attributeTypes[o];void 0!==e.BYTES_PER_ELEMENT&&(t.attributeTypes[o]=e.name)}const n=JSON.stringify(t);if(pm.has(e)){const t=pm.get(e);if(t.key===n)return t.promise;if(0===e.byteLength)throw new Error("THREE.DRACOLoader: Unable to re-decode a buffer with different settings. Buffer has already been transferred.")}let r;const i=this.workerNextTaskID++,a=e.byteLength,s=this._getWorker(i,a).then((n=>(r=n,new Promise(((n,a)=>{r._callbacks[i]={resolve:n,reject:a},r.postMessage({type:"decode",id:i,taskConfig:t,buffer:e},[e])}))))).then((e=>this._createGeometry(e.geometry)));return s.catch((()=>!0)).then((()=>{r&&i&&this._releaseTask(r,i)})),pm.set(e,{key:n,promise:s}),s}_createGeometry(e){const t=new Ba;e.index&&t.setIndex(new pa(e.index.array,1));for(let n=0;n<e.attributes.length;n++){const r=e.attributes[n],i=r.name,a=r.array,s=r.itemSize;t.setAttribute(i,new pa(a,s))}return t}_loadLibrary(e,t){const n=new np(this.manager);return n.setPath(this.decoderPath),n.setResponseType(t),n.setWithCredentials(this.withCredentials),new Promise(((t,r)=>{n.load(e,t,void 0,r)}))}preload(){return this._initDecoder(),this}_initDecoder(){if(this.decoderPending)return this.decoderPending;const e="object"!==typeof WebAssembly||"js"===this.decoderConfig.type,t=[];return e?t.push(this._loadLibrary("draco_decoder.js","text")):(t.push(this._loadLibrary("draco_wasm_wrapper.js","text")),t.push(this._loadLibrary("draco_decoder.wasm","arraybuffer"))),this.decoderPending=Promise.all(t).then((t=>{const n=t[0];e||(this.decoderConfig.wasmBinary=t[1]);const r=mm.toString(),i=["/* draco decoder */",n,"","/* worker */",r.substring(r.indexOf("{")+1,r.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([i]))})),this.decoderPending}_getWorker(e,t){return this._initDecoder().then((()=>{if(this.workerPool.length<this.workerLimit){const e=new Worker(this.workerSourceURL);e._callbacks={},e._taskCosts={},e._taskLoad=0,e.postMessage({type:"init",decoderConfig:this.decoderConfig}),e.onmessage=function(t){const n=t.data;switch(n.type){case"decode":e._callbacks[n.id].resolve(n);break;case"error":e._callbacks[n.id].reject(n);break;default:console.error('THREE.DRACOLoader: Unexpected message, "'+n.type+'"')}},this.workerPool.push(e)}else this.workerPool.sort((function(e,t){return e._taskLoad>t._taskLoad?-1:1}));const n=this.workerPool[this.workerPool.length-1];return n._taskCosts[e]=t,n._taskLoad+=t,n}))}_releaseTask(e,t){e._taskLoad-=e._taskCosts[t],delete e._callbacks[t],delete e._taskCosts[t]}debug(){console.log("Task load: ",this.workerPool.map((e=>e._taskLoad)))}dispose(){for(let e=0;e<this.workerPool.length;++e)this.workerPool[e].terminate();return this.workerPool.length=0,this}}function mm(){let e,t;function n(e,t,n,r,i,a){const s=a.num_components(),o=n.num_points()*s,l=o*i.BYTES_PER_ELEMENT,c=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32}}(e,i),u=e._malloc(l);t.GetAttributeDataArrayForAllPoints(n,a,c,l,u);const h=new i(e.HEAPF32.buffer,u,o).slice();return e._free(u),{name:r,array:h,itemSize:s}}onmessage=function(r){const i=r.data;switch(i.type){case"init":e=i.decoderConfig,t=new Promise((function(t){e.onModuleLoaded=function(e){t({draco:e})},DracoDecoderModule(e)}));break;case"decode":const r=i.buffer,a=i.taskConfig;t.then((e=>{const t=e.draco,s=new t.Decoder,o=new t.DecoderBuffer;o.Init(new Int8Array(r),r.byteLength);try{const e=function(e,t,r,i){const a=i.attributeIDs,s=i.attributeTypes;let o,l;const c=t.GetEncodedGeometryType(r);if(c===e.TRIANGULAR_MESH)o=new e.Mesh,l=t.DecodeBufferToMesh(r,o);else{if(c!==e.POINT_CLOUD)throw new Error("THREE.DRACOLoader: Unexpected geometry type.");o=new e.PointCloud,l=t.DecodeBufferToPointCloud(r,o)}if(!l.ok()||0===o.ptr)throw new Error("THREE.DRACOLoader: Decoding failed: "+l.error_msg());const u={index:null,attributes:[]};for(const h in a){const r=self[s[h]];let l,c;if(i.useUniqueIDs)c=a[h],l=t.GetAttributeByUniqueId(o,c);else{if(c=t.GetAttributeId(o,e[a[h]]),-1===c)continue;l=t.GetAttribute(o,c)}u.attributes.push(n(e,t,o,h,r,l))}c===e.TRIANGULAR_MESH&&(u.index=function(e,t,n){const r=n.num_faces(),i=3*r,a=4*i,s=e._malloc(a);t.GetTrianglesUInt32Array(n,a,s);const o=new Uint32Array(e.HEAPF32.buffer,s,i).slice();return e._free(s),{array:o,itemSize:1}}(e,t,o));return e.destroy(o),u}(t,s,o,a),r=e.attributes.map((e=>e.array.buffer));e.index&&r.push(e.index.array.buffer),self.postMessage({type:"decode",id:i.id,geometry:e},r)}catch(j_){console.error(j_),self.postMessage({type:"error",id:i.id,error:j_.message})}finally{t.destroy(o),t.destroy(s)}}))}}}let gm;const vm=()=>{if(gm)return gm;const e=new Uint8Array([0,97,115,109,1,0,0,0,1,4,1,96,0,0,3,3,2,0,0,5,3,1,0,1,12,1,0,10,22,2,12,0,65,0,65,0,65,0,252,10,0,0,11,7,0,65,0,253,15,26,11]),t=new Uint8Array([32,0,65,253,3,1,2,34,4,106,6,5,11,8,7,20,13,33,12,16,128,9,116,64,19,113,127,15,10,21,22,14,255,66,24,54,136,107,18,23,192,26,114,118,132,17,77,101,130,144,27,87,131,44,45,74,156,154,70,167]);if("object"!==typeof WebAssembly)return{supported:!1};let 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FrCFZl9zAG8oGBJHIjGBABAIjGBABCIJRBAFCaJHFQBSGMMEXGXAKAE9JQBC9+bMAK1BBHGCgFZRIGXGXAGCa9MQBAKCFJRKSFMAK1BFHGCgBZCOWAICgBZqRIGXAGCa9MQBAKCGJRKSFMAK1BGHGCgBZCfWAIqRIGXAGCa9MQBAKCEJRKSFMAK1BEHGCgBZCdWAIqRIGXAGCa9MQBAKCIJRKSFMAK2BIC8cWAIqRIAKCLJRKMABAICGrCBAICFrCFZl9zALCNJAICFZCGWqHI8oGBJHG87FBAIAGjGBABCGJRBAFCaJHFQBMMCBC99AKAE6yRKMAKM+lLKFaF99GaG99FaG99GXGXAGCI9HQBAF9FQFEXGXGX9DBBB8/9DBBB+/ABCGJHG1BB+yAB1BBHE+yHI+L+TABCFJHL1BBHK+yHO+L+THN9DBBBB9gHVyAN9DBB/+hANAN+U9DBBBBANAVyHcAc+MHMAECa3yAI+SHIAI+UAcAMAKCa3yAO+SHcAc+U+S+S+R+VHO+U+SHN+L9DBBB9P9d9FQBAN+oRESFMCUUUU94REMAGAE86BBGXGX9DBBB8/9DBBB+/Ac9DBBBB9gyAcAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMALAG86BBGXGX9DBBB8/9DBBB+/AI9DBBBB9gyAIAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMABAG86BBABCIJRBAFCaJHFQBSGMMAF9FQBEXGXGX9DBBB8/9DBBB+/ABCIJHG8uFB+yAB8uFBHE+yHI+L+TABCGJHL8uFBHK+yHO+L+THN9DBBBB9gHVyAN9DB/+g6ANAN+U9DBBBBANAVyHcAc+MHMAECa3yAI+SHIAI+UAcAMAKCa3yAO+SHcAc+U+S+S+R+VHO+U+SHN+L9DBBB9P9d9FQBAN+oRESFMCUUUU94REMAGAE87FBGXGX9DBBB8/9DBBB+/Ac9DBBBB9gyAcAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMALAG87FBGXGX9DBBB8/9DBBB+/AI9DBBBB9gyAIAO+U+SHN+L9DBBB9P9d9FQBAN+oRGSFMCUUUU94RGMABAG87FBABCNJRBAFCaJHFQBMMM/SEIEaE99EaF99GXAF9FQBCBREABRIEXGXGX9D/zI818/AICKJ8uFBHLCEq+y+VHKAI8uFB+y+UHO9DB/+g6+U9DBBB8/9DBBB+/AO9DBBBB9gy+SHN+L9DBBB9P9d9FQBAN+oRVSFMCUUUU94RVMAICIJ8uFBRcAICGJ8uFBRMABALCFJCEZAEqCFWJAV87FBGXGXAKAM+y+UHN9DB/+g6+U9DBBB8/9DBBB+/AN9DBBBB9gy+SHS+L9DBBB9P9d9FQBAS+oRMSFMCUUUU94RMMABALCGJCEZAEqCFWJAM87FBGXGXAKAc+y+UHK9DB/+g6+U9DBBB8/9DBBB+/AK9DBBBB9gy+SHS+L9DBBB9P9d9FQBAS+oRcSFMCUUUU94RcMABALCaJCEZAEqCFWJAc87FBGXGX9DBBU8/AOAO+U+TANAN+U+TAKAK+U+THO9DBBBBAO9DBBBB9gy+R9DB/+g6+U9DBBB8/+SHO+L9DBBB9P9d9FQBAO+oRcSFMCUUUU94RcMABALCEZAEqCFWJAc87FBAICNJRIAECIJREAFCaJHFQBMMM9JBGXAGCGrAF9sHF9FQBEXABAB8oGBHGCNWCN91+yAGCi91CnWCUUU/8EJ+++U84GBABCIJRBAFCaJHFQBMMM9TFEaCBCB8oGUkUUBHFABCEJC98ZJHBjGUkUUBGXGXAB8/BCTWHGuQBCaREABAGlCggEJCTrXBCa6QFMAFREMAEM/lFFFaGXGXAFABqCEZ9FQBABRESFMGXGXAGCT9PQBABRESFMABREEXAEAF8oGBjGBAECIJAFCIJ8oGBjGBAECNJAFCNJ8oGBjGBAECSJAFCSJ8oGBjGBAECTJREAFCTJRFAGC9wJHGCb9LQBMMAGCI9JQBEXAEAF8oGBjGBAFCIJRFAECIJREAGC98JHGCE9LQBMMGXAG9FQBEXAEAF2BB86BBAECFJREAFCFJRFAGCaJHGQBMMABMoFFGaGXGXABCEZ9FQBABRESFMAFCgFZC+BwsN9sRIGXGXAGCT9PQBABRESFMABREEXAEAIjGBAECSJAIjGBAECNJAIjGBAECIJAIjGBAECTJREAGC9wJHGCb9LQBMMAGCI9JQBEXAEAIjGBAECIJREAGC98JHGCE9LQBMMGXAG9FQBEXAEAF86BBAECFJREAGCaJHGQBMMABMMMFBCUNMIT9kBB";WebAssembly.validate(e)&&(r="B9h9z9tFBBBFiI9gBB9gLaaaaaFa9gEaaaB9gFaFaEMcBBFBFFGGGEILF9wFFFLEFBFKNFaFCx/aFMO/LFVK9tv9t9vq95GBt9f9f939h9z9t9f9j9h9s9s9f9jW9vq9zBBp9tv9z9o9v9wW9f9kv9j9v9kv9WvqWv94h919m9mvqBG8Z9tv9z9o9v9wW9f9kv9j9v9kv9J9u9kv94h919m9mvqBIy9tv9z9o9v9wW9f9kv9j9v9kv9J9u9kv949TvZ91v9u9jvBLn9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9P9jWBKi9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9R919hWBOn9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9F949wBNI9z9iqlBVc+N9IcIBTEM9+FLa8jUUUUBCTlRBCBRFEXCBRGCBREEXABCNJAGJAECUaAFAGrCFZHIy86BBAEAIJREAGCFJHGCN9HQBMAFCx+YUUBJAE86BBAFCEWCxkUUBJAB8pEN83EBAFCFJHFCUG9HQBMMk8lLbaE97F9+FaL978jUUUUBCU/KBlHL8kUUUUBC9+RKGXAGCFJAI9LQBCaRKAE2BBC+gF9HQBALAEAIJHOAGlAG/8cBBCUoBAG9uC/wgBZHKCUGAKCUG9JyRNAECFJRKCBRVGXEXAVAF9PQFANAFAVlAVANJAF9JyRcGXGXAG9FQBAcCbJHIC9wZHMCE9sRSAMCFWRQAICIrCEJCGrRfCBRbEXAKRTCBRtGXEXGXAOATlAf9PQBCBRKSLMALCU/CBJAtAM9sJRmATAfJRKCBREGXAMCoB9JQBAOAKlC/gB9JQBCBRIEXAmAIJREGXGXGXGXGXATAICKrJ2BBHYCEZfIBFGEBMAECBDtDMIBSEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCIJAeDeBJAiCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCNJAeDeBJAiCx+YUUBJ2BBJRKSFMAEAKDBBBDMIBAKCTJRKMGXGXGXGXGXAYCGrCEZfIBFGEBMAECBDtDMITSEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMITAKCIJAeDeBJAiCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMITAKCNJAeDeBJAiCx+YUUBJ2BBJRKSFMAEAKDBBBDMITAKCTJRKMGXGXGXGXGXAYCIrCEZfIBFGEBMAECBDtDMIASEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIAAKCIJAeDeBJAiCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIAAKCNJAeDeBJAiCx+YUUBJ2BBJRKSFMAEAKDBBBDMIAAKCTJRKMGXGXGXGXGXAYCKrfIBFGEBMAECBDtDMI8wSEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHYCEWCxkUUBJDBEBAYCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHYCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMI8wAKCIJAeDeBJAYCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHYCEWCxkUUBJDBEBAYCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHYCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMI8wAKCNJAeDeBJAYCx+YUUBJ2BBJRKSFMAEAKDBBBDMI8wAKCTJRKMAICoBJREAICUFJAM9LQFAERIAOAKlC/fB9LQBMMGXAEAM9PQBAECErRIEXGXAOAKlCi9PQBCBRKSOMAmAEJRYGXGXGXGXGXATAECKrJ2BBAICKZrCEZfIBFGEBMAYCBDtDMIBSEMAYAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCIJAeDeBJAiCx+YUUBJ2BBJRKSGMAYAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCNJAeDeBJAiCx+YUUBJ2BBJRKSFMAYAKDBBBDMIBAKCTJRKMAICGJRIAECTJHEAM9JQBMMGXAK9FQBAKRTAtCFJHtCI6QGSFMMCBRKSEMGXAM9FQBALCUGJAbJREALAbJDBGBReCBRYEXAEALCU/CBJAYJHIDBIBHdCFD9tAdCFDbHPD9OD9hD9RHdAIAMJDBIBH8ZCFD9tA8ZAPD9OD9hD9RH8ZDQBTFtGmEYIPLdKeOnHpAIAQJDBIBHyCFD9tAyAPD9OD9hD9RHyAIASJDBIBH8cCFD9tA8cAPD9OD9hD9RH8cDQBTFtGmEYIPLdKeOnH8dDQBFTtGEmYILPdKOenHPAPDQBFGEBFGEBFGEBFGEAeD9uHeDyBjGBAEAGJHIAeAPAPDQILKOILKOILKOILKOD9uHeDyBjGBAIAGJHIAeAPAPDQNVcMNVcMNVcMNVcMD9uHeDyBjGBAIAGJHIAeAPAPDQSQfbSQfbSQfbSQfbD9uHeDyBjGBAIAGJHIAeApA8dDQNVi8ZcMpySQ8c8dfb8e8fHPAPDQBFGEBFGEBFGEBFGED9uHeDyBjGBAIAGJHIAeAPAPDQILKOILKOILKOILKOD9uHeDyBjGBAIAGJHIAeAPAPDQNVcMNVcMNVcMNVcMD9uHeDyBjGBAIAGJHIAeAPAPDQSQfbSQfbSQfbSQfbD9uHeDyBjGBAIAGJHIAeAdA8ZDQNiV8ZcpMyS8cQ8df8eb8fHdAyA8cDQNiV8ZcpMyS8cQ8df8eb8fH8ZDQBFTtGEmYILPdKOenHPAPDQBFGEBFGEBFGEBFGED9uHeDyBjGBAIAGJHIAeAPAPDQILKOILKOILKOILKOD9uHeDyBjGBAIAGJHIAeAPAPDQNVcMNVcMNVcMNVcMD9uHeDyBjGBAIAGJHIAeAPAPDQSQfbSQfbSQfbSQfbD9uHeDyBjGBAIAGJHIAeAdA8ZDQNVi8ZcMpySQ8c8dfb8e8fHPAPDQBFGEBFGEBFGEBFGED9uHeDyBjGBAIAGJHIAeAPAPDQILKOILKOILKOILKOD9uHeDyBjGBAIAGJHIAeAPAPDQNVcMNVcMNVcMNVcMD9uHeDyBjGBAIAGJHIAeAPAPDQSQfbSQfbSQfbSQfbD9uHeDyBjGBAIAGJREAYCTJHYAM9JQBMMAbCIJHbAG9JQBMMABAVAG9sJALCUGJAcAG9s/8cBBALALCUGJAcCaJAG9sJAG/8cBBMAcCBAKyAVJRVAKQBMC9+RKSFMCBC99AOAKlAGCAAGCA9Ly6yRKMALCU/KBJ8kUUUUBAKMNBT+BUUUBM+KmFTa8jUUUUBCoFlHL8kUUUUBC9+RKGXAFCE9uHOCtJAI9LQBCaRKAE2BBHNC/wFZC/gF9HQBANCbZHVCF9LQBALCoBJCgFCUF/8MBALC84Jha83EBALC8wJha83EBALC8oJha83EBALCAJha83EBALCiJha83EBALCTJha83EBALha83ENALha83EBAEAIJC9wJRcAECFJHNAOJRMGXAF9FQBCQCbAVCF6yRSABRECBRVCBRQCBRfCBRICBRKEXGXAMAcuQBC9+RKSEMGXGXAN2BBHOC/vF9LQBALCoBJAOCIrCa9zAKJCbZCEWJHb8oGIRTAb8oGBRtGXAOCbZHbAS9PQBALAOCa9zAIJCbZCGWJ8oGBAVAbyROAb9FRbGXGXAGCG9HQBABAt87FBABCIJAO87FBABCGJAT87FBSFMAEAtjGBAECNJAOjGBAECIJATjGBMAVAbJRVALCoBJAKCEWJHmAOjGBAmATjGIALAICGWJAOjGBALCoBJAKCFJCbZHKCEWJHTAtjGBATAOjGIAIAbJRIAKCFJRKSGMGXGXAbCb6QBAQAbJAbC989zJCFJRQSFMAM1BBHbCgFZROGXGXAbCa9MQBAMCFJRMSFMAM1BFHbCgBZCOWAOCgBZqROGXAbCa9MQBAMCGJRMSFMAM1BGHbCgBZCfWAOqROGXAbCa9MQBAMCEJRMSFMAM1BEHbCgBZCdWAOqROGXAbCa9MQBAMCIJRMSFMAM2BIC8cWAOqROAMCLJRMMAOCFrCBAOCFZl9zAQJRQMGXGXAGCG9HQBABAt87FBABCIJAQ87FBABCGJAT87FBSFMAEAtjGBAECNJAQjGBAECIJATjGBMALCoBJAKCEWJHOAQjGBAOATjGIALAICGWJAQjGBALCoBJAKCFJCbZHKCEWJHOAtjGBAOAQjGIAICFJRIAKCFJRKSFMGXAOCDF9LQBALAIAcAOCbZJ2BBHbCIrHTlCbZCGWJ8oGBAVCFJHtATyROALAIAblCbZCGWJ8oGBAtAT9FHmJHtAbCbZHTyRbAT9FRTGXGXAGCG9HQBABAV87FBABCIJAb87FBABCGJAO87FBSFMAEAVjGBAECNJAbjGBAECIJAOjGBMALAICGWJAVjGBALCoBJAKCEWJHYAOjGBAYAVjGIALAICFJHICbZCGWJAOjGBALCoBJAKCFJCbZCEWJHYAbjGBAYAOjGIALAIAmJCbZHICGWJAbjGBALCoBJAKCGJCbZHKCEWJHOAVjGBAOAbjGIAKCFJRKAIATJRIAtATJRVSFMAVCBAM2BBHYyHTAOC/+F6HPJROAYCbZRtGXGXAYCIrHmQBAOCFJRbSFMAORbALAIAmlCbZCGWJ8oGBROMGXGXAtQBAbCFJRVSFMAbRVALAIAYlCbZCGWJ8oGBRbMGXGXAP9FQBAMCFJRYSFMAM1BFHYCgFZRTGXGXAYCa9MQBAMCGJRYSFMAM1BGHYCgBZCOWATCgBZqRTGXAYCa9MQBAMCEJRYSFMAM1BEHYCgBZCfWATqRTGXAYCa9MQBAMCIJRYSFMAM1BIHYCgBZCdWATqRTGXAYCa9MQBAMCLJRYSFMAMCKJRYAM2BLC8cWATqRTMATCFrCBATCFZl9zAQJHQRTMGXGXAmCb6QBAYRPSFMAY1BBHMCgFZROGXGXAMCa9MQBAYCFJRPSFMAY1BFHMCgBZCOWAOCgBZqROGXAMCa9MQBAYCGJRPSFMAY1BGHMCgBZCfWAOqROGXAMCa9MQBAYCEJRPSFMAY1BEHMCgBZCdWAOqROGXAMCa9MQBAYCIJRPSFMAYCLJRPAY2BIC8cWAOqROMAOCFrCBAOCFZl9zAQJHQROMGXGXAtCb6QBAPRMSFMAP1BBHMCgFZRbGXGXAMCa9MQBAPCFJRMSFMAP1BFHMCgBZCOWAbCgBZqRbGXAMCa9MQBAPCGJRMSFMAP1BGHMCgBZCfWAbqRbGXAMCa9MQBAPCEJRMSFMAP1BEHMCgBZCdWAbqRbGXAMCa9MQBAPCIJRMSFMAPCLJRMAP2B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i=WebAssembly.instantiate(function(e){const n=new Uint8Array(e.length);for(let t=0;t<e.length;++t){const r=e.charCodeAt(t);n[t]=r>96?r-71:r>64?r-65:r>47?r+4:r>46?63:62}let r=0;for(let i=0;i<e.length;++i)n[r++]=n[i]<60?t[n[i]]:64*(n[i]-60)+n[++i];return n.buffer.slice(0,r)}(r),{}).then((e=>{n=e.instance,n.exports.__wasm_call_ctors()}));function a(e,t,r,i,a,s){const o=n.exports.sbrk,l=r+3&-4,c=o(l*i),u=o(a.length),h=new Uint8Array(n.exports.memory.buffer);h.set(a,u);const d=e(c,r,i,u,a.length);if(0===d&&s&&s(c,l,i),t.set(h.subarray(c,c+r*i)),o(c-o(0)),0!==d)throw new Error("Malformed buffer data: ".concat(d))}const s={0:"",1:"meshopt_decodeFilterOct",2:"meshopt_decodeFilterQuat",3:"meshopt_decodeFilterExp",NONE:"",OCTAHEDRAL:"meshopt_decodeFilterOct",QUATERNION:"meshopt_decodeFilterQuat",EXPONENTIAL:"meshopt_decodeFilterExp"},o={0:"meshopt_decodeVertexBuffer",1:"meshopt_decodeIndexBuffer",2:"meshopt_decodeIndexSequence",ATTRIBUTES:"meshopt_decodeVertexBuffer",TRIANGLES:"meshopt_decodeIndexBuffer",INDICES:"meshopt_decodeIndexSequence"};return gm={ready:i,supported:!0,decodeVertexBuffer(e,t,r,i,o){a(n.exports.meshopt_decodeVertexBuffer,e,t,r,i,n.exports[s[o]])},decodeIndexBuffer(e,t,r,i){a(n.exports.meshopt_decodeIndexBuffer,e,t,r,i)},decodeIndexSequence(e,t,r,i){a(n.exports.meshopt_decodeIndexSequence,e,t,r,i)},decodeGltfBuffer(e,t,r,i,l,c){a(n.exports[o[l]],e,t,r,i,n.exports[s[c]])}},gm};function ym(e,t){if(t===Wt)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),e;if(t===Xt||t===jt){let n=e.getIndex();if(null===n){const t=[],r=e.getAttribute("position");if(void 0===r)return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),e;for(let e=0;e<r.count;e++)t.push(e);e.setIndex(t),n=e.getIndex()}const r=n.count-2,i=[];if(n)if(t===Xt)for(let e=1;e<=r;e++)i.push(n.getX(0)),i.push(n.getX(e)),i.push(n.getX(e+1));else for(let e=0;e<r;e++)e%2===0?(i.push(n.getX(e)),i.push(n.getX(e+1)),i.push(n.getX(e+2))):(i.push(n.getX(e+2)),i.push(n.getX(e+1)),i.push(n.getX(e)));i.length/3!==r&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");const a=e.clone();return a.setIndex(i),a.clearGroups(),a}return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",t),e}const _m=parseInt(i.replace(/\D+/g,""));function xm(e){if("undefined"!==typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let r=0,i=e.length;r<i;r++)t+=String.fromCharCode(e[r]);try{return decodeURIComponent(escape(t))}catch(n){return t}}const bm="srgb",Sm="srgb-linear";class Am extends $d{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(e){return new Rm(e)})),this.register((function(e){return new Bm(e)})),this.register((function(e){return new km(e)})),this.register((function(e){return new zm(e)})),this.register((function(e){return new Hm(e)})),this.register((function(e){return new Im(e)})),this.register((function(e){return new Lm(e)})),this.register((function(e){return new Dm(e)})),this.register((function(e){return new Um(e)})),this.register((function(e){return new Cm(e)})),this.register((function(e){return new Nm(e)})),this.register((function(e){return new Pm(e)})),this.register((function(e){return new Om(e)})),this.register((function(e){return new Fm(e)})),this.register((function(e){return new Em(e)})),this.register((function(e){return new Gm(e)})),this.register((function(e){return new Vm(e)}))}load(e,t,n,r){const i=this;let a;if(""!==this.resourcePath)a=this.resourcePath;else if(""!==this.path){const t=Rp.extractUrlBase(e);a=Rp.resolveURL(t,this.path)}else a=Rp.extractUrlBase(e);this.manager.itemStart(e);const s=function(t){r?r(t):console.error(t),i.manager.itemError(e),i.manager.itemEnd(e)},o=new np(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,(function(n){try{i.parse(n,a,(function(n){t(n),i.manager.itemEnd(e)}),s)}catch(r){s(r)}}),n,s)}setDRACOLoader(e){return this.dracoLoader=e,this}setDDSLoader(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')}setKTX2Loader(e){return this.ktx2Loader=e,this}setMeshoptDecoder(e){return this.meshoptDecoder=e,this}register(e){return-1===this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.push(e),this}unregister(e){return-1!==this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}parse(e,t,n,r){let i;const a={},s={};if("string"===typeof e)i=JSON.parse(e);else if(e instanceof ArrayBuffer){if(xm(new Uint8Array(e.slice(0,4)))===Wm){try{a[wm.KHR_BINARY_GLTF]=new Jm(e)}catch(j_){return void(r&&r(j_))}i=JSON.parse(a[wm.KHR_BINARY_GLTF].content)}else i=JSON.parse(xm(new Uint8Array(e)))}else i=e;if(void 0===i.asset||i.asset.version[0]<2)return void(r&&r(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported.")));const o=new yg(i,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});o.fileLoader.setRequestHeader(this.requestHeader);for(let l=0;l<this.pluginCallbacks.length;l++){const e=this.pluginCallbacks[l](o);e.name||console.error("THREE.GLTFLoader: Invalid plugin found: missing name"),s[e.name]=e,a[e.name]=!0}if(i.extensionsUsed)for(let l=0;l<i.extensionsUsed.length;++l){const e=i.extensionsUsed[l],t=i.extensionsRequired||[];switch(e){case wm.KHR_MATERIALS_UNLIT:a[e]=new Tm;break;case wm.KHR_DRACO_MESH_COMPRESSION:a[e]=new Km(i,this.dracoLoader);break;case wm.KHR_TEXTURE_TRANSFORM:a[e]=new Ym;break;case wm.KHR_MESH_QUANTIZATION:a[e]=new qm;break;default:t.indexOf(e)>=0&&void 0===s[e]&&console.warn('THREE.GLTFLoader: Unknown extension "'+e+'".')}}o.setExtensions(a),o.setPlugins(s),o.parse(n,r)}parseAsync(e,t){const n=this;return new Promise((function(r,i){n.parse(e,t,r,i)}))}}function Mm(){let e={};return{get:function(t){return e[t]},add:function(t,n){e[t]=n},remove:function(t){delete e[t]},removeAll:function(){e={}}}}const wm={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_DISPERSION:"KHR_materials_dispersion",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_ANISOTROPY:"KHR_materials_anisotropy",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_MATERIALS_BUMP:"EXT_materials_bump",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class Em{constructor(e){this.parser=e,this.name=wm.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,t=this.parser.json.nodes||[];for(let n=0,r=t.length;n<r;n++){const r=t[n];r.extensions&&r.extensions[this.name]&&void 0!==r.extensions[this.name].light&&e._addNodeRef(this.cache,r.extensions[this.name].light)}}_loadLight(e){const t=this.parser,n="light:"+e;let r=t.cache.get(n);if(r)return r;const i=t.json,a=((i.extensions&&i.extensions[this.name]||{}).lights||[])[e];let s;const o=new ta(16777215);void 0!==a.color&&o.setRGB(a.color[0],a.color[1],a.color[2],Sm);const l=void 0!==a.range?a.range:0;switch(a.type){case"directional":s=new Ap(o),s.target.position.set(0,0,-1),s.add(s.target);break;case"point":s=new bp(o),s.distance=l;break;case"spot":s=new gp(o),s.distance=l,a.spot=a.spot||{},a.spot.innerConeAngle=void 0!==a.spot.innerConeAngle?a.spot.innerConeAngle:0,a.spot.outerConeAngle=void 0!==a.spot.outerConeAngle?a.spot.outerConeAngle:Math.PI/4,s.angle=a.spot.outerConeAngle,s.penumbra=1-a.spot.innerConeAngle/a.spot.outerConeAngle,s.target.position.set(0,0,-1),s.add(s.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+a.type)}return s.position.set(0,0,0),s.decay=2,dg(s,a),void 0!==a.intensity&&(s.intensity=a.intensity),s.name=t.createUniqueName(a.name||"light_"+e),r=Promise.resolve(s),t.cache.add(n,r),r}getDependency(e,t){if("light"===e)return this._loadLight(t)}createNodeAttachment(e){const t=this,n=this.parser,r=n.json.nodes[e],i=(r.extensions&&r.extensions[this.name]||{}).light;return void 0===i?null:this._loadLight(i).then((function(e){return n._getNodeRef(t.cache,i,e)}))}}class Tm{constructor(){this.name=wm.KHR_MATERIALS_UNLIT}getMaterialType(){return aa}extendParams(e,t,n){const r=[];e.color=new ta(1,1,1),e.opacity=1;const i=t.pbrMetallicRoughness;if(i){if(Array.isArray(i.baseColorFactor)){const t=i.baseColorFactor;e.color.setRGB(t[0],t[1],t[2],Sm),e.opacity=t[3]}void 0!==i.baseColorTexture&&r.push(n.assignTexture(e,"map",i.baseColorTexture,bm))}return Promise.all(r)}}class Cm{constructor(e){this.parser=e,this.name=wm.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=n.extensions[this.name].emissiveStrength;return void 0!==r&&(t.emissiveIntensity=r),Promise.resolve()}}class Rm{constructor(e){this.parser=e,this.name=wm.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Ad:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];if(void 0!==a.clearcoatFactor&&(t.clearcoat=a.clearcoatFactor),void 0!==a.clearcoatTexture&&i.push(n.assignTexture(t,"clearcoatMap",a.clearcoatTexture)),void 0!==a.clearcoatRoughnessFactor&&(t.clearcoatRoughness=a.clearcoatRoughnessFactor),void 0!==a.clearcoatRoughnessTexture&&i.push(n.assignTexture(t,"clearcoatRoughnessMap",a.clearcoatRoughnessTexture)),void 0!==a.clearcoatNormalTexture&&(i.push(n.assignTexture(t,"clearcoatNormalMap",a.clearcoatNormalTexture)),void 0!==a.clearcoatNormalTexture.scale)){const e=a.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new ir(e,e)}return Promise.all(i)}}class Bm{constructor(e){this.parser=e,this.name=wm.KHR_MATERIALS_DISPERSION}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Ad:null}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=n.extensions[this.name];return t.dispersion=void 0!==r.dispersion?r.dispersion:0,Promise.resolve()}}class Pm{constructor(e){this.parser=e,this.name=wm.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Ad:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];return void 0!==a.iridescenceFactor&&(t.iridescence=a.iridescenceFactor),void 0!==a.iridescenceTexture&&i.push(n.assignTexture(t,"iridescenceMap",a.iridescenceTexture)),void 0!==a.iridescenceIor&&(t.iridescenceIOR=a.iridescenceIor),void 0===t.iridescenceThicknessRange&&(t.iridescenceThicknessRange=[100,400]),void 0!==a.iridescenceThicknessMinimum&&(t.iridescenceThicknessRange[0]=a.iridescenceThicknessMinimum),void 0!==a.iridescenceThicknessMaximum&&(t.iridescenceThicknessRange[1]=a.iridescenceThicknessMaximum),void 0!==a.iridescenceThicknessTexture&&i.push(n.assignTexture(t,"iridescenceThicknessMap",a.iridescenceThicknessTexture)),Promise.all(i)}}class Im{constructor(e){this.parser=e,this.name=wm.KHR_MATERIALS_SHEEN}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Ad:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[];t.sheenColor=new ta(0,0,0),t.sheenRoughness=0,t.sheen=1;const a=r.extensions[this.name];if(void 0!==a.sheenColorFactor){const e=a.sheenColorFactor;t.sheenColor.setRGB(e[0],e[1],e[2],Sm)}return void 0!==a.sheenRoughnessFactor&&(t.sheenRoughness=a.sheenRoughnessFactor),void 0!==a.sheenColorTexture&&i.push(n.assignTexture(t,"sheenColorMap",a.sheenColorTexture,bm)),void 0!==a.sheenRoughnessTexture&&i.push(n.assignTexture(t,"sheenRoughnessMap",a.sheenRoughnessTexture)),Promise.all(i)}}class Lm{constructor(e){this.parser=e,this.name=wm.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Ad:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];return void 0!==a.transmissionFactor&&(t.transmission=a.transmissionFactor),void 0!==a.transmissionTexture&&i.push(n.assignTexture(t,"transmissionMap",a.transmissionTexture)),Promise.all(i)}}class Dm{constructor(e){this.parser=e,this.name=wm.KHR_MATERIALS_VOLUME}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Ad:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];t.thickness=void 0!==a.thicknessFactor?a.thicknessFactor:0,void 0!==a.thicknessTexture&&i.push(n.assignTexture(t,"thicknessMap",a.thicknessTexture)),t.attenuationDistance=a.attenuationDistance||1/0;const s=a.attenuationColor||[1,1,1];return t.attenuationColor=(new ta).setRGB(s[0],s[1],s[2],Sm),Promise.all(i)}}class Um{constructor(e){this.parser=e,this.name=wm.KHR_MATERIALS_IOR}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Ad:null}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=n.extensions[this.name];return t.ior=void 0!==r.ior?r.ior:1.5,Promise.resolve()}}class Nm{constructor(e){this.parser=e,this.name=wm.KHR_MATERIALS_SPECULAR}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Ad:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];t.specularIntensity=void 0!==a.specularFactor?a.specularFactor:1,void 0!==a.specularTexture&&i.push(n.assignTexture(t,"specularIntensityMap",a.specularTexture));const s=a.specularColorFactor||[1,1,1];return t.specularColor=(new ta).setRGB(s[0],s[1],s[2],Sm),void 0!==a.specularColorTexture&&i.push(n.assignTexture(t,"specularColorMap",a.specularColorTexture,bm)),Promise.all(i)}}class Fm{constructor(e){this.parser=e,this.name=wm.EXT_MATERIALS_BUMP}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Ad:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];return t.bumpScale=void 0!==a.bumpFactor?a.bumpFactor:1,void 0!==a.bumpTexture&&i.push(n.assignTexture(t,"bumpMap",a.bumpTexture)),Promise.all(i)}}class Om{constructor(e){this.parser=e,this.name=wm.KHR_MATERIALS_ANISOTROPY}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Ad:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];return void 0!==a.anisotropyStrength&&(t.anisotropy=a.anisotropyStrength),void 0!==a.anisotropyRotation&&(t.anisotropyRotation=a.anisotropyRotation),void 0!==a.anisotropyTexture&&i.push(n.assignTexture(t,"anisotropyMap",a.anisotropyTexture)),Promise.all(i)}}class km{constructor(e){this.parser=e,this.name=wm.KHR_TEXTURE_BASISU}loadTexture(e){const t=this.parser,n=t.json,r=n.textures[e];if(!r.extensions||!r.extensions[this.name])return null;const i=r.extensions[this.name],a=t.options.ktx2Loader;if(!a){if(n.extensionsRequired&&n.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,i.source,a)}}class zm{constructor(e){this.parser=e,this.name=wm.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(e){const t=this.name,n=this.parser,r=n.json,i=r.textures[e];if(!i.extensions||!i.extensions[t])return null;const a=i.extensions[t],s=r.images[a.source];let o=n.textureLoader;if(s.uri){const e=n.options.manager.getHandler(s.uri);null!==e&&(o=e)}return this.detectSupport().then((function(i){if(i)return n.loadTextureImage(e,a.source,o);if(r.extensionsRequired&&r.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return n.loadTexture(e)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(e){const t=new Image;t.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",t.onload=t.onerror=function(){e(1===t.height)}}))),this.isSupported}}class Hm{constructor(e){this.parser=e,this.name=wm.EXT_TEXTURE_AVIF,this.isSupported=null}loadTexture(e){const t=this.name,n=this.parser,r=n.json,i=r.textures[e];if(!i.extensions||!i.extensions[t])return null;const a=i.extensions[t],s=r.images[a.source];let o=n.textureLoader;if(s.uri){const e=n.options.manager.getHandler(s.uri);null!==e&&(o=e)}return this.detectSupport().then((function(i){if(i)return n.loadTextureImage(e,a.source,o);if(r.extensionsRequired&&r.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: AVIF required by asset but unsupported.");return n.loadTexture(e)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(e){const t=new Image;t.src="data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQAMAAAAABNjb2xybmNseAACAAIABoAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAAB9tZGF0EgAKCBgABogQEDQgMgkQAAAAB8dSLfI=",t.onload=t.onerror=function(){e(1===t.height)}}))),this.isSupported}}class Gm{constructor(e){this.name=wm.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){const t=this.parser.json,n=t.bufferViews[e];if(n.extensions&&n.extensions[this.name]){const e=n.extensions[this.name],r=this.parser.getDependency("buffer",e.buffer),i=this.parser.options.meshoptDecoder;if(!i||!i.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return r.then((function(t){const n=e.byteOffset||0,r=e.byteLength||0,a=e.count,s=e.byteStride,o=new Uint8Array(t,n,r);return i.decodeGltfBufferAsync?i.decodeGltfBufferAsync(a,s,o,e.mode,e.filter).then((function(e){return e.buffer})):i.ready.then((function(){const t=new ArrayBuffer(a*s);return i.decodeGltfBuffer(new Uint8Array(t),a,s,o,e.mode,e.filter),t}))}))}return null}}class Vm{constructor(e){this.name=wm.EXT_MESH_GPU_INSTANCING,this.parser=e}createNodeMesh(e){const t=this.parser.json,n=t.nodes[e];if(!n.extensions||!n.extensions[this.name]||void 0===n.mesh)return null;const r=t.meshes[n.mesh];for(const o of r.primitives)if(o.mode!==eg.TRIANGLES&&o.mode!==eg.TRIANGLE_STRIP&&o.mode!==eg.TRIANGLE_FAN&&void 0!==o.mode)return null;const i=n.extensions[this.name].attributes,a=[],s={};for(const o in i)a.push(this.parser.getDependency("accessor",i[o]).then((e=>(s[o]=e,s[o]))));return a.length<1?null:(a.push(this.parser.createNodeMesh(e)),Promise.all(a).then((e=>{const t=e.pop(),n=t.isGroup?t.children:[t],r=e[0].count,i=[];for(const a of n){const e=new di,t=new Nr,n=new Ur,o=new Nr(1,1,1),l=new iu(a.geometry,a.material,r);for(let i=0;i<r;i++)s.TRANSLATION&&t.fromBufferAttribute(s.TRANSLATION,i),s.ROTATION&&n.fromBufferAttribute(s.ROTATION,i),s.SCALE&&o.fromBufferAttribute(s.SCALE,i),l.setMatrixAt(i,e.compose(t,n,o));for(const r in s)if("_COLOR_0"===r){const e=s[r];l.instanceColor=new qc(e.array,e.itemSize,e.normalized)}else"TRANSLATION"!==r&&"ROTATION"!==r&&"SCALE"!==r&&a.geometry.setAttribute(r,s[r]);ki.prototype.copy.call(l,a),this.parser.assignFinalMaterial(l),i.push(l)}return t.isGroup?(t.clear(),t.add(...i),t):i[0]})))}}const Wm="glTF",jm=1313821514,Xm=5130562;class Jm{constructor(e){this.name=wm.KHR_BINARY_GLTF,this.content=null,this.body=null;const t=new DataView(e,0,12);if(this.header={magic:xm(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==Wm)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const n=this.header.length-12,r=new DataView(e,12);let i=0;for(;i<n;){const t=r.getUint32(i,!0);i+=4;const n=r.getUint32(i,!0);if(i+=4,n===jm){const n=new Uint8Array(e,12+i,t);this.content=xm(n)}else if(n===Xm){const n=12+i;this.body=e.slice(n,n+t)}i+=t}if(null===this.content)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class Km{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=wm.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){const n=this.json,r=this.dracoLoader,i=e.extensions[this.name].bufferView,a=e.extensions[this.name].attributes,s={},o={},l={};for(const c in a){const e=ag[c]||c.toLowerCase();s[e]=a[c]}for(const c in e.attributes){const t=ag[c]||c.toLowerCase();if(void 0!==a[c]){const r=n.accessors[e.attributes[c]],i=tg[r.componentType];l[t]=i.name,o[t]=!0===r.normalized}}return t.getDependency("bufferView",i).then((function(e){return new Promise((function(t,n){r.decodeDracoFile(e,(function(e){for(const t in e.attributes){const n=e.attributes[t],r=o[t];void 0!==r&&(n.normalized=r)}t(e)}),s,l,Sm,n)}))}))}}class Ym{constructor(){this.name=wm.KHR_TEXTURE_TRANSFORM}extendTexture(e,t){return void 0!==t.texCoord&&t.texCoord!==e.channel||void 0!==t.offset||void 0!==t.rotation||void 0!==t.scale?(e=e.clone(),void 0!==t.texCoord&&(e.channel=t.texCoord),void 0!==t.offset&&e.offset.fromArray(t.offset),void 0!==t.rotation&&(e.rotation=t.rotation),void 0!==t.scale&&e.repeat.fromArray(t.scale),e.needsUpdate=!0,e):e}}class qm{constructor(){this.name=wm.KHR_MESH_QUANTIZATION}}class Qm extends Nd{constructor(e,t,n,r){super(e,t,n,r)}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,r=this.valueSize,i=e*r*3+r;for(let a=0;a!==r;a++)t[a]=n[i+a];return t}interpolate_(e,t,n,r){const i=this.resultBuffer,a=this.sampleValues,s=this.valueSize,o=2*s,l=3*s,c=r-t,u=(n-t)/c,h=u*u,d=h*u,p=e*l,f=p-l,m=-2*d+3*h,g=d-h,v=1-m,y=g-h+u;for(let _=0;_!==s;_++){const e=a[f+_+s],t=a[f+_+o]*c,n=a[p+_+s],r=a[p+_]*c;i[_]=v*e+y*t+m*n+g*r}return i}}const Zm=new Ur;class $m extends Qm{interpolate_(e,t,n,r){const i=super.interpolate_(e,t,n,r);return Zm.fromArray(i).normalize().toArray(i),i}}const eg={FLOAT:5126,FLOAT_MAT3:35675,FLOAT_MAT4:35676,FLOAT_VEC2:35664,FLOAT_VEC3:35665,FLOAT_VEC4:35666,LINEAR:9729,REPEAT:10497,SAMPLER_2D:35678,POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6,UNSIGNED_BYTE:5121,UNSIGNED_SHORT:5123},tg={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},ng={9728:xe,9729:we,9984:be,9985:Ee,9986:Ae,9987:Ce},rg={33071:ye,33648:_e,10497:ve},ig={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},ag={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",..._m>=152?{TEXCOORD_0:"uv",TEXCOORD_1:"uv1",TEXCOORD_2:"uv2",TEXCOORD_3:"uv3"}:{TEXCOORD_0:"uv",TEXCOORD_1:"uv2"},COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},sg={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},og={CUBICSPLINE:void 0,LINEAR:Ft,STEP:Nt},lg="OPAQUE",cg="MASK",ug="BLEND";function hg(e,t,n){for(const r in n.extensions)void 0===e[r]&&(t.userData.gltfExtensions=t.userData.gltfExtensions||{},t.userData.gltfExtensions[r]=n.extensions[r])}function dg(e,t){void 0!==t.extras&&("object"===typeof t.extras?Object.assign(e.userData,t.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+t.extras))}function pg(e,t){if(e.updateMorphTargets(),void 0!==t.weights)for(let n=0,r=t.weights.length;n<r;n++)e.morphTargetInfluences[n]=t.weights[n];if(t.extras&&Array.isArray(t.extras.targetNames)){const n=t.extras.targetNames;if(e.morphTargetInfluences.length===n.length){e.morphTargetDictionary={};for(let t=0,r=n.length;t<r;t++)e.morphTargetDictionary[n[t]]=t}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function fg(e){let t;const n=e.extensions&&e.extensions[wm.KHR_DRACO_MESH_COMPRESSION];if(t=n?"draco:"+n.bufferView+":"+n.indices+":"+mg(n.attributes):e.indices+":"+mg(e.attributes)+":"+e.mode,void 0!==e.targets)for(let r=0,i=e.targets.length;r<i;r++)t+=":"+mg(e.targets[r]);return t}function mg(e){let t="";const n=Object.keys(e).sort();for(let r=0,i=n.length;r<i;r++)t+=n[r]+":"+e[n[r]]+";";return t}function gg(e){switch(e){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}const vg=new di;class yg{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.json=e,this.extensions={},this.plugins={},this.options=t,this.cache=new Mm,this.associations=new Map,this.primitiveCache={},this.nodeCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};let n=!1,r=!1,i=-1;"undefined"!==typeof navigator&&"undefined"!==typeof navigator.userAgent&&(n=!0===/^((?!chrome|android).)*safari/i.test(navigator.userAgent),r=navigator.userAgent.indexOf("Firefox")>-1,i=r?navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1]:-1),"undefined"===typeof createImageBitmap||n||r&&i<98?this.textureLoader=new lp(this.options.manager):this.textureLoader=new Np(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new np(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),"use-credentials"===this.options.crossOrigin&&this.fileLoader.setWithCredentials(!0)}setExtensions(e){this.extensions=e}setPlugins(e){this.plugins=e}parse(e,t){const n=this,r=this.json,i=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll((function(e){return e._markDefs&&e._markDefs()})),Promise.all(this._invokeAll((function(e){return e.beforeRoot&&e.beforeRoot()}))).then((function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])})).then((function(t){const a={scene:t[0][r.scene||0],scenes:t[0],animations:t[1],cameras:t[2],asset:r.asset,parser:n,userData:{}};return hg(i,a,r),dg(a,r),Promise.all(n._invokeAll((function(e){return e.afterRoot&&e.afterRoot(a)}))).then((function(){for(const e of a.scenes)e.updateMatrixWorld();e(a)}))})).catch(t)}_markDefs(){const e=this.json.nodes||[],t=this.json.skins||[],n=this.json.meshes||[];for(let r=0,i=t.length;r<i;r++){const n=t[r].joints;for(let t=0,r=n.length;t<r;t++)e[n[t]].isBone=!0}for(let r=0,i=e.length;r<i;r++){const t=e[r];void 0!==t.mesh&&(this._addNodeRef(this.meshCache,t.mesh),void 0!==t.skin&&(n[t.mesh].isSkinnedMesh=!0)),void 0!==t.camera&&this._addNodeRef(this.cameraCache,t.camera)}}_addNodeRef(e,t){void 0!==t&&(void 0===e.refs[t]&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}_getNodeRef(e,t,n){if(e.refs[t]<=1)return n;const r=n.clone(),i=(e,t)=>{const n=this.associations.get(e);null!=n&&this.associations.set(t,n);for(const[r,a]of e.children.entries())i(a,t.children[r])};return i(n,r),r.name+="_instance_"+e.uses[t]++,r}_invokeOne(e){const t=Object.values(this.plugins);t.push(this);for(let n=0;n<t.length;n++){const r=e(t[n]);if(r)return r}return null}_invokeAll(e){const t=Object.values(this.plugins);t.unshift(this);const n=[];for(let r=0;r<t.length;r++){const i=e(t[r]);i&&n.push(i)}return n}getDependency(e,t){const n=e+":"+t;let r=this.cache.get(n);if(!r){switch(e){case"scene":r=this.loadScene(t);break;case"node":r=this._invokeOne((function(e){return e.loadNode&&e.loadNode(t)}));break;case"mesh":r=this._invokeOne((function(e){return e.loadMesh&&e.loadMesh(t)}));break;case"accessor":r=this.loadAccessor(t);break;case"bufferView":r=this._invokeOne((function(e){return e.loadBufferView&&e.loadBufferView(t)}));break;case"buffer":r=this.loadBuffer(t);break;case"material":r=this._invokeOne((function(e){return e.loadMaterial&&e.loadMaterial(t)}));break;case"texture":r=this._invokeOne((function(e){return e.loadTexture&&e.loadTexture(t)}));break;case"skin":r=this.loadSkin(t);break;case"animation":r=this._invokeOne((function(e){return e.loadAnimation&&e.loadAnimation(t)}));break;case"camera":r=this.loadCamera(t);break;default:if(r=this._invokeOne((function(n){return n!=this&&n.getDependency&&n.getDependency(e,t)})),!r)throw new Error("Unknown type: "+e)}this.cache.add(n,r)}return r}getDependencies(e){let t=this.cache.get(e);if(!t){const n=this,r=this.json[e+("mesh"===e?"es":"s")]||[];t=Promise.all(r.map((function(t,r){return n.getDependency(e,r)}))),this.cache.add(e,t)}return t}loadBuffer(e){const t=this.json.buffers[e],n=this.fileLoader;if(t.type&&"arraybuffer"!==t.type)throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(void 0===t.uri&&0===e)return Promise.resolve(this.extensions[wm.KHR_BINARY_GLTF].body);const r=this.options;return new Promise((function(e,i){n.load(Rp.resolveURL(t.uri,r.path),e,void 0,(function(){i(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))}))}))}loadBufferView(e){const t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then((function(e){const n=t.byteLength||0,r=t.byteOffset||0;return e.slice(r,r+n)}))}loadAccessor(e){const t=this,n=this.json,r=this.json.accessors[e];if(void 0===r.bufferView&&void 0===r.sparse){const e=ig[r.type],t=tg[r.componentType],n=!0===r.normalized,i=new t(r.count*e);return Promise.resolve(new pa(i,e,n))}const i=[];return void 0!==r.bufferView?i.push(this.getDependency("bufferView",r.bufferView)):i.push(null),void 0!==r.sparse&&(i.push(this.getDependency("bufferView",r.sparse.indices.bufferView)),i.push(this.getDependency("bufferView",r.sparse.values.bufferView))),Promise.all(i).then((function(e){const i=e[0],a=ig[r.type],s=tg[r.componentType],o=s.BYTES_PER_ELEMENT,l=o*a,c=r.byteOffset||0,u=void 0!==r.bufferView?n.bufferViews[r.bufferView].byteStride:void 0,h=!0===r.normalized;let d,p;if(u&&u!==l){const e=Math.floor(c/u),n="InterleavedBuffer:"+r.bufferView+":"+r.componentType+":"+e+":"+r.count;let l=t.cache.get(n);l||(d=new s(i,e*u,r.count*u/o),l=new pc(d,u/o),t.cache.add(n,l)),p=new mc(l,a,c%u/o,h)}else d=null===i?new s(r.count*a):new s(i,c,r.count*a),p=new pa(d,a,h);if(void 0!==r.sparse){const t=ig.SCALAR,n=tg[r.sparse.indices.componentType],o=r.sparse.indices.byteOffset||0,l=r.sparse.values.byteOffset||0,c=new n(e[1],o,r.sparse.count*t),u=new s(e[2],l,r.sparse.count*a);null!==i&&(p=new pa(p.array.slice(),p.itemSize,p.normalized));for(let e=0,r=c.length;e<r;e++){const t=c[e];if(p.setX(t,u[e*a]),a>=2&&p.setY(t,u[e*a+1]),a>=3&&p.setZ(t,u[e*a+2]),a>=4&&p.setW(t,u[e*a+3]),a>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return p}))}loadTexture(e){const t=this.json,n=this.options,r=t.textures[e].source,i=t.images[r];let a=this.textureLoader;if(i.uri){const e=n.manager.getHandler(i.uri);null!==e&&(a=e)}return this.loadTextureImage(e,r,a)}loadTextureImage(e,t,n){const r=this,i=this.json,a=i.textures[e],s=i.images[t],o=(s.uri||s.bufferView)+":"+a.sampler;if(this.textureCache[o])return this.textureCache[o];const l=this.loadImageSource(t,n).then((function(t){t.flipY=!1,t.name=a.name||s.name||"",""===t.name&&"string"===typeof s.uri&&!1===s.uri.startsWith("data:image/")&&(t.name=s.uri);const n=(i.samplers||{})[a.sampler]||{};return t.magFilter=ng[n.magFilter]||we,t.minFilter=ng[n.minFilter]||Ce,t.wrapS=rg[n.wrapS]||ve,t.wrapT=rg[n.wrapT]||ve,r.associations.set(t,{textures:e}),t})).catch((function(){return null}));return this.textureCache[o]=l,l}loadImageSource(e,t){const n=this,r=this.json,i=this.options;if(void 0!==this.sourceCache[e])return this.sourceCache[e].then((e=>e.clone()));const a=r.images[e],s=self.URL||self.webkitURL;let o=a.uri||"",l=!1;if(void 0!==a.bufferView)o=n.getDependency("bufferView",a.bufferView).then((function(e){l=!0;const t=new Blob([e],{type:a.mimeType});return o=s.createObjectURL(t),o}));else if(void 0===a.uri)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const c=Promise.resolve(o).then((function(e){return new Promise((function(n,r){let a=n;!0===t.isImageBitmapLoader&&(a=function(e){const t=new Tr(e);t.needsUpdate=!0,n(t)}),t.load(Rp.resolveURL(e,i.path),a,void 0,r)}))})).then((function(e){var t;return!0===l&&s.revokeObjectURL(o),dg(e,a),e.userData.mimeType=a.mimeType||((t=a.uri).search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/)?"image/jpeg":t.search(/\.webp($|\?)/i)>0||0===t.search(/^data\:image\/webp/)?"image/webp":"image/png"),e})).catch((function(e){throw console.error("THREE.GLTFLoader: Couldn't load texture",o),e}));return this.sourceCache[e]=c,c}assignTexture(e,t,n,r){const i=this;return this.getDependency("texture",n.index).then((function(a){if(!a)return null;if(void 0!==n.texCoord&&n.texCoord>0&&((a=a.clone()).channel=n.texCoord),i.extensions[wm.KHR_TEXTURE_TRANSFORM]){const e=void 0!==n.extensions?n.extensions[wm.KHR_TEXTURE_TRANSFORM]:void 0;if(e){const t=i.associations.get(a);a=i.extensions[wm.KHR_TEXTURE_TRANSFORM].extendTexture(a,e),i.associations.set(a,t)}}return void 0!==r&&("number"===typeof r&&(r=3001===r?bm:Sm),"colorSpace"in a?a.colorSpace=r:a.encoding=r===bm?3001:3e3),e[t]=a,a}))}assignFinalMaterial(e){const t=e.geometry;let n=e.material;const r=void 0===t.attributes.tangent,i=void 0!==t.attributes.color,a=void 0===t.attributes.normal;if(e.isPoints){const e="PointsMaterial:"+n.uuid;let t=this.cache.get(e);t||(t=new Ou,ia.prototype.copy.call(t,n),t.color.copy(n.color),t.map=n.map,t.sizeAttenuation=!1,this.cache.add(e,t)),n=t}else if(e.isLine){const e="LineBasicMaterial:"+n.uuid;let t=this.cache.get(e);t||(t=new Mu,ia.prototype.copy.call(t,n),t.color.copy(n.color),t.map=n.map,this.cache.add(e,t)),n=t}if(r||i||a){let e="ClonedMaterial:"+n.uuid+":";r&&(e+="derivative-tangents:"),i&&(e+="vertex-colors:"),a&&(e+="flat-shading:");let t=this.cache.get(e);t||(t=n.clone(),i&&(t.vertexColors=!0),a&&(t.flatShading=!0),r&&(t.normalScale&&(t.normalScale.y*=-1),t.clearcoatNormalScale&&(t.clearcoatNormalScale.y*=-1)),this.cache.add(e,t),this.associations.set(t,this.associations.get(n))),n=t}e.material=n}getMaterialType(){return Sd}loadMaterial(e){const t=this,n=this.json,r=this.extensions,i=n.materials[e];let a;const s={},o=[];if((i.extensions||{})[wm.KHR_MATERIALS_UNLIT]){const e=r[wm.KHR_MATERIALS_UNLIT];a=e.getMaterialType(),o.push(e.extendParams(s,i,t))}else{const n=i.pbrMetallicRoughness||{};if(s.color=new ta(1,1,1),s.opacity=1,Array.isArray(n.baseColorFactor)){const e=n.baseColorFactor;s.color.setRGB(e[0],e[1],e[2],Sm),s.opacity=e[3]}void 0!==n.baseColorTexture&&o.push(t.assignTexture(s,"map",n.baseColorTexture,bm)),s.metalness=void 0!==n.metallicFactor?n.metallicFactor:1,s.roughness=void 0!==n.roughnessFactor?n.roughnessFactor:1,void 0!==n.metallicRoughnessTexture&&(o.push(t.assignTexture(s,"metalnessMap",n.metallicRoughnessTexture)),o.push(t.assignTexture(s,"roughnessMap",n.metallicRoughnessTexture))),a=this._invokeOne((function(t){return t.getMaterialType&&t.getMaterialType(e)})),o.push(Promise.all(this._invokeAll((function(t){return t.extendMaterialParams&&t.extendMaterialParams(e,s)}))))}!0===i.doubleSided&&(s.side=v);const l=i.alphaMode||lg;if(l===ug?(s.transparent=!0,s.depthWrite=!1):(s.transparent=!1,l===cg&&(s.alphaTest=void 0!==i.alphaCutoff?i.alphaCutoff:.5)),void 0!==i.normalTexture&&a!==aa&&(o.push(t.assignTexture(s,"normalMap",i.normalTexture)),s.normalScale=new ir(1,1),void 0!==i.normalTexture.scale)){const e=i.normalTexture.scale;s.normalScale.set(e,e)}if(void 0!==i.occlusionTexture&&a!==aa&&(o.push(t.assignTexture(s,"aoMap",i.occlusionTexture)),void 0!==i.occlusionTexture.strength&&(s.aoMapIntensity=i.occlusionTexture.strength)),void 0!==i.emissiveFactor&&a!==aa){const e=i.emissiveFactor;s.emissive=(new ta).setRGB(e[0],e[1],e[2],Sm)}return void 0!==i.emissiveTexture&&a!==aa&&o.push(t.assignTexture(s,"emissiveMap",i.emissiveTexture,bm)),Promise.all(o).then((function(){const n=new a(s);return i.name&&(n.name=i.name),dg(n,i),t.associations.set(n,{materials:e}),i.extensions&&hg(r,n,i),n}))}createUniqueName(e){const t=df.sanitizeNodeName(e||"");return t in this.nodeNamesUsed?t+"_"+ ++this.nodeNamesUsed[t]:(this.nodeNamesUsed[t]=0,t)}loadGeometries(e){const t=this,n=this.extensions,r=this.primitiveCache;function i(e){return n[wm.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(e,t).then((function(n){return _g(n,e,t)}))}const a=[];for(let s=0,o=e.length;s<o;s++){const n=e[s],o=fg(n),l=r[o];if(l)a.push(l.promise);else{let e;e=n.extensions&&n.extensions[wm.KHR_DRACO_MESH_COMPRESSION]?i(n):_g(new Ba,n,t),r[o]={primitive:n,promise:e},a.push(e)}}return Promise.all(a)}loadMesh(e){const t=this,n=this.json,r=this.extensions,i=n.meshes[e],a=i.primitives,s=[];for(let l=0,c=a.length;l<c;l++){const e=void 0===a[l].material?(void 0===(o=this.cache).DefaultMaterial&&(o.DefaultMaterial=new Sd({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:m})),o.DefaultMaterial):this.getDependency("material",a[l].material);s.push(e)}var o;return s.push(t.loadGeometries(a)),Promise.all(s).then((function(n){const s=n.slice(0,n.length-1),o=n[n.length-1],l=[];for(let u=0,h=o.length;u<h;u++){const n=o[u],c=a[u];let h;const d=s[u];if(c.mode===eg.TRIANGLES||c.mode===eg.TRIANGLE_STRIP||c.mode===eg.TRIANGLE_FAN||void 0===c.mode)h=!0===i.isSkinnedMesh?new Wc(n,d):new Ka(n,d),!0===h.isSkinnedMesh&&h.normalizeSkinWeights(),c.mode===eg.TRIANGLE_STRIP?h.geometry=ym(h.geometry,jt):c.mode===eg.TRIANGLE_FAN&&(h.geometry=ym(h.geometry,Xt));else if(c.mode===eg.LINES)h=new Nu(n,d);else if(c.mode===eg.LINE_STRIP)h=new Iu(n,d);else if(c.mode===eg.LINE_LOOP)h=new Fu(n,d);else{if(c.mode!==eg.POINTS)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+c.mode);h=new Vu(n,d)}Object.keys(h.geometry.morphAttributes).length>0&&pg(h,i),h.name=t.createUniqueName(i.name||"mesh_"+e),dg(h,i),c.extensions&&hg(r,h,c),t.assignFinalMaterial(h),l.push(h)}for(let r=0,i=l.length;r<i;r++)t.associations.set(l[r],{meshes:e,primitives:r});if(1===l.length)return i.extensions&&hg(r,l[0],i),l[0];const c=new ec;i.extensions&&hg(r,c,i),t.associations.set(c,{meshes:e});for(let e=0,t=l.length;e<t;e++)c.add(l[e]);return c}))}loadCamera(e){let t;const n=this.json.cameras[e],r=n[n.type];if(r)return"perspective"===n.type?t=new ss(rr.radToDeg(r.yfov),r.aspectRatio||1,r.znear||1,r.zfar||2e6):"orthographic"===n.type&&(t=new Ls(-r.xmag,r.xmag,r.ymag,-r.ymag,r.znear,r.zfar)),n.name&&(t.name=this.createUniqueName(n.name)),dg(t,n),Promise.resolve(t);console.warn("THREE.GLTFLoader: Missing camera parameters.")}loadSkin(e){const t=this.json.skins[e],n=[];for(let r=0,i=t.joints.length;r<i;r++)n.push(this._loadNodeShallow(t.joints[r]));return void 0!==t.inverseBindMatrices?n.push(this.getDependency("accessor",t.inverseBindMatrices)):n.push(null),Promise.all(n).then((function(e){const n=e.pop(),r=e,i=[],a=[];for(let s=0,o=r.length;s<o;s++){const e=r[s];if(e){i.push(e);const t=new di;null!==n&&t.fromArray(n.array,16*s),a.push(t)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',t.joints[s])}return new Yc(i,a)}))}loadAnimation(e){const t=this.json,n=this,r=t.animations[e],i=r.name?r.name:"animation_"+e,a=[],s=[],o=[],l=[],c=[];for(let u=0,h=r.channels.length;u<h;u++){const e=r.channels[u],t=r.samplers[e.sampler],n=e.target,i=n.node,h=void 0!==r.parameters?r.parameters[t.input]:t.input,d=void 0!==r.parameters?r.parameters[t.output]:t.output;void 0!==n.node&&(a.push(this.getDependency("node",i)),s.push(this.getDependency("accessor",h)),o.push(this.getDependency("accessor",d)),l.push(t),c.push(n))}return Promise.all([Promise.all(a),Promise.all(s),Promise.all(o),Promise.all(l),Promise.all(c)]).then((function(e){const t=e[0],r=e[1],a=e[2],s=e[3],o=e[4],l=[];for(let i=0,c=t.length;i<c;i++){const e=t[i],c=r[i],u=a[i],h=s[i],d=o[i];if(void 0===e)continue;e.updateMatrix&&e.updateMatrix();const p=n._createAnimationTracks(e,c,u,h,d);if(p)for(let t=0;t<p.length;t++)l.push(p[t])}return new Kd(i,void 0,l)}))}createNodeMesh(e){const t=this.json,n=this,r=t.nodes[e];return void 0===r.mesh?null:n.getDependency("mesh",r.mesh).then((function(e){const t=n._getNodeRef(n.meshCache,r.mesh,e);return void 0!==r.weights&&t.traverse((function(e){if(e.isMesh)for(let t=0,n=r.weights.length;t<n;t++)e.morphTargetInfluences[t]=r.weights[t]})),t}))}loadNode(e){const t=this,n=this.json.nodes[e],r=t._loadNodeShallow(e),i=[],a=n.children||[];for(let o=0,l=a.length;o<l;o++)i.push(t.getDependency("node",a[o]));const s=void 0===n.skin?Promise.resolve(null):t.getDependency("skin",n.skin);return Promise.all([r,Promise.all(i),s]).then((function(e){const t=e[0],n=e[1],r=e[2];null!==r&&t.traverse((function(e){e.isSkinnedMesh&&e.bind(r,vg)}));for(let i=0,a=n.length;i<a;i++)t.add(n[i]);return t}))}_loadNodeShallow(e){const t=this.json,n=this.extensions,r=this;if(void 0!==this.nodeCache[e])return this.nodeCache[e];const i=t.nodes[e],a=i.name?r.createUniqueName(i.name):"",s=[],o=r._invokeOne((function(t){return t.createNodeMesh&&t.createNodeMesh(e)}));return o&&s.push(o),void 0!==i.camera&&s.push(r.getDependency("camera",i.camera).then((function(e){return r._getNodeRef(r.cameraCache,i.camera,e)}))),r._invokeAll((function(t){return t.createNodeAttachment&&t.createNodeAttachment(e)})).forEach((function(e){s.push(e)})),this.nodeCache[e]=Promise.all(s).then((function(t){let s;if(s=!0===i.isBone?new jc:t.length>1?new ec:1===t.length?t[0]:new ki,s!==t[0])for(let e=0,n=t.length;e<n;e++)s.add(t[e]);if(i.name&&(s.userData.name=i.name,s.name=a),dg(s,i),i.extensions&&hg(n,s,i),void 0!==i.matrix){const e=new di;e.fromArray(i.matrix),s.applyMatrix4(e)}else void 0!==i.translation&&s.position.fromArray(i.translation),void 0!==i.rotation&&s.quaternion.fromArray(i.rotation),void 0!==i.scale&&s.scale.fromArray(i.scale);return r.associations.has(s)||r.associations.set(s,{}),r.associations.get(s).nodes=e,s})),this.nodeCache[e]}loadScene(e){const t=this.extensions,n=this.json.scenes[e],r=this,i=new 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ir),n=e.getContext().getContextAttributes().alpha,r=this.inputBuffer.texture.type;r===Be&&e.outputColorSpace===en&&(this.inputBuffer.texture.colorSpace=en,this.outputBuffer.texture.colorSpace=en,this.inputBuffer.dispose(),this.outputBuffer.dispose()),e.autoClear=!1,this.setSize(t.width,t.height);for(const i of this.passes)i.initialize(e,n,r)}}replaceRenderer(e){let t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];const n=this.renderer,r=n.domElement.parentNode;return this.setRenderer(e),t&&null!==r&&(r.removeChild(n.domElement),r.appendChild(e.domElement)),n}createDepthTexture(){const e=this.depthTexture=new ro;return this.inputBuffer.depthTexture=e,this.inputBuffer.dispose(),this.inputBuffer.stencilBuffer?(e.format=Ke,e.type=ze):e.type=Ue,e}deleteDepthTexture(){if(null!==this.depthTexture){this.depthTexture.dispose(),this.depthTexture=null,this.inputBuffer.depthTexture=null,this.inputBuffer.dispose();for(const e of this.passes)e.setDepthTexture(null)}}createBuffer(e,t,n,r){const i=this.renderer,a=null===i?new ir:i.getDrawingBufferSize(new ir),s={minFilter:we,magFilter:we,stencilBuffer:t,depthBuffer:e,type:n},o=new Br(a.width,a.height,s);return r>0&&(o.ignoreDepthForMultisampleCopy=!1,o.samples=r),n===Be&&null!==i&&i.outputColorSpace===en&&(o.texture.colorSpace=en),o.texture.name="EffectComposer.Buffer",o.texture.generateMipmaps=!1,o}setMainScene(e){for(const t of this.passes)t.mainScene=e}setMainCamera(e){for(const t of this.passes)t.mainCamera=e}addPass(e,t){const n=this.passes,r=this.renderer,i=r.getDrawingBufferSize(new ir),a=r.getContext().getContextAttributes().alpha,s=this.inputBuffer.texture.type;if(e.setRenderer(r),e.setSize(i.width,i.height),e.initialize(r,a,s),this.autoRenderToScreen&&(n.length>0&&(n[n.length-1].renderToScreen=!1),e.renderToScreen&&(this.autoRenderToScreen=!1)),void 0!==t?n.splice(t,0,e):n.push(e),this.autoRenderToScreen&&(n[n.length-1].renderToScreen=!0),e.needsDepthTexture||null!==this.depthTexture)if(null===this.depthTexture){const t=this.createDepthTexture();for(e of n)e.setDepthTexture(t)}else e.setDepthTexture(this.depthTexture)}removePass(e){const t=this.passes,n=t.indexOf(e);if(-1!==n&&t.splice(n,1).length>0){if(null!==this.depthTexture){const n=(e,t)=>e||t.needsDepthTexture;t.reduce(n,!1)||(e.getDepthTexture()===this.depthTexture&&e.setDepthTexture(null),this.deleteDepthTexture())}this.autoRenderToScreen&&n===t.length&&(e.renderToScreen=!1,t.length>0&&(t[t.length-1].renderToScreen=!0))}}removeAllPasses(){const e=this.passes;this.deleteDepthTexture(),e.length>0&&(this.autoRenderToScreen&&(e[e.length-1].renderToScreen=!1),this.passes=[])}render(e){const t=this.renderer,n=this.copyPass;let r,i,a,s=this.inputBuffer,o=this.outputBuffer,l=!1;void 0===e&&(this.timer.update(),e=this.timer.getDelta());for(const c of this.passes)c.enabled&&(c.render(t,s,o,e,l),c.needsSwap&&(l&&(n.renderToScreen=c.renderToScreen,r=t.getContext(),i=t.state.buffers.stencil,i.setFunc(r.NOTEQUAL,1,4294967295),n.render(t,s,o,e,l),i.setFunc(r.EQUAL,1,4294967295)),a=s,s=o,o=a),c instanceof hx?l=!0:c instanceof ax&&(l=!1))}setSize(e,t,n){const r=this.renderer,i=r.getSize(new ir);void 0!==e&&void 0!==t||(e=i.width,t=i.height),i.width===e&&i.height===t||r.setSize(e,t,n);const a=r.getDrawingBufferSize(new ir);this.inputBuffer.setSize(a.width,a.height),this.outputBuffer.setSize(a.width,a.height);for(const s of this.passes)s.setSize(a.width,a.height)}reset(){this.dispose(),this.autoRenderToScreen=!0}dispose(){for(const e of this.passes)e.dispose();this.passes=[],null!==this.inputBuffer&&this.inputBuffer.dispose(),null!==this.outputBuffer&&this.outputBuffer.dispose(),this.deleteDepthTexture(),this.copyPass.dispose(),this.timer.dispose()}},px={NONE:0,DEPTH:1,CONVOLUTION:2},fx={FRAGMENT_HEAD:"FRAGMENT_HEAD",FRAGMENT_MAIN_UV:"FRAGMENT_MAIN_UV",FRAGMENT_MAIN_IMAGE:"FRAGMENT_MAIN_IMAGE",VERTEX_HEAD:"VERTEX_HEAD",VERTEX_MAIN_SUPPORT:"VERTEX_MAIN_SUPPORT"},mx=class{constructor(){this.shaderParts=new Map([[fx.FRAGMENT_HEAD,null],[fx.FRAGMENT_MAIN_UV,null],[fx.FRAGMENT_MAIN_IMAGE,null],[fx.VERTEX_HEAD,null],[fx.VERTEX_MAIN_SUPPORT,null]]),this.defines=new Map,this.uniforms=new Map,this.blendModes=new Map,this.extensions=new Set,this.attributes=px.NONE,this.varyings=new Set,this.uvTransformation=!1,this.readDepth=!1,this.colorSpace=tn}};var gx=!1,vx=class{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;this.originalMaterials=new Map,this.material=null,this.materials=null,this.materialsBackSide=null,this.materialsDoubleSide=null,this.materialsFlatShaded=null,this.materialsFlatShadedBackSide=null,this.materialsFlatShadedDoubleSide=null,this.setMaterial(e),this.meshCount=0,this.replaceMaterial=e=>{if(e.isMesh){let t;if(e.material.flatShading)switch(e.material.side){case v:t=this.materialsFlatShadedDoubleSide;break;case g:t=this.materialsFlatShadedBackSide;break;default:t=this.materialsFlatShaded}else switch(e.material.side){case v:t=this.materialsDoubleSide;break;case g:t=this.materialsBackSide;break;default:t=this.materials}this.originalMaterials.set(e,e.material),e.isSkinnedMesh?e.material=t[2]:e.isInstancedMesh?e.material=t[1]:e.material=t[0],++this.meshCount}}}cloneMaterial(e){if(!(e instanceof ts))return e.clone();const t=e.uniforms,n=new Map;for(const i in t){const e=t[i].value;e.isRenderTargetTexture&&(t[i].value=null,n.set(i,e))}const r=e.clone();for(const i of n)t[i[0]].value=i[1],r.uniforms[i[0]].value=i[1];return r}setMaterial(e){if(this.disposeMaterials(),this.material=e,null!==e){const t=this.materials=[this.cloneMaterial(e),this.cloneMaterial(e),this.cloneMaterial(e)];for(const n of t)n.uniforms=Object.assign({},e.uniforms),n.side=m;t[2].skinning=!0,this.materialsBackSide=t.map((t=>{const n=this.cloneMaterial(t);return n.uniforms=Object.assign({},e.uniforms),n.side=g,n})),this.materialsDoubleSide=t.map((t=>{const n=this.cloneMaterial(t);return n.uniforms=Object.assign({},e.uniforms),n.side=v,n})),this.materialsFlatShaded=t.map((t=>{const n=this.cloneMaterial(t);return n.uniforms=Object.assign({},e.uniforms),n.flatShading=!0,n})),this.materialsFlatShadedBackSide=t.map((t=>{const n=this.cloneMaterial(t);return n.uniforms=Object.assign({},e.uniforms),n.flatShading=!0,n.side=g,n})),this.materialsFlatShadedDoubleSide=t.map((t=>{const n=this.cloneMaterial(t);return n.uniforms=Object.assign({},e.uniforms),n.flatShading=!0,n.side=v,n}))}}render(e,t,n){const r=e.shadowMap.enabled;if(e.shadowMap.enabled=!1,gx){const r=this.originalMaterials;this.meshCount=0,t.traverse(this.replaceMaterial),e.render(t,n);for(const e of r)e[0].material=e[1];this.meshCount!==r.size&&r.clear()}else{const r=t.overrideMaterial;t.overrideMaterial=this.material,e.render(t,n),t.overrideMaterial=r}e.shadowMap.enabled=r}disposeMaterials(){if(null!==this.material){const e=this.materials.concat(this.materialsBackSide).concat(this.materialsDoubleSide).concat(this.materialsFlatShaded).concat(this.materialsFlatShadedBackSide).concat(this.materialsFlatShadedDoubleSide);for(const t of e)t.dispose()}}dispose(){this.originalMaterials.clear(),this.disposeMaterials()}static get workaroundEnabled(){return gx}static set workaroundEnabled(e){gx=e}},yx=-1,_x=class extends Xn{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:yx,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:yx,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;super(),this.resizable=e,this.baseSize=new ir(1,1),this.preferredSize=new ir(t,n),this.target=this.preferredSize,this.s=r,this.effectiveSize=new ir,this.addEventListener("change",(()=>this.updateEffectiveSize())),this.updateEffectiveSize()}updateEffectiveSize(){const e=this.baseSize,t=this.preferredSize,n=this.effectiveSize,r=this.scale;t.width!==yx?n.width=t.width:t.height!==yx?n.width=Math.round(t.height*(e.width/Math.max(e.height,1))):n.width=Math.round(e.width*r),t.height!==yx?n.height=t.height:t.width!==yx?n.height=Math.round(t.width/Math.max(e.width/Math.max(e.height,1),1)):n.height=Math.round(e.height*r)}get width(){return this.effectiveSize.width}set width(e){this.preferredWidth=e}get height(){return this.effectiveSize.height}set height(e){this.preferredHeight=e}getWidth(){return this.width}getHeight(){return this.height}get scale(){return this.s}set scale(e){this.s!==e&&(this.s=e,this.preferredSize.setScalar(yx),this.dispatchEvent({type:"change"}),this.resizable.setSize(this.baseSize.width,this.baseSize.height))}getScale(){return this.scale}setScale(e){this.scale=e}get baseWidth(){return this.baseSize.width}set baseWidth(e){this.baseSize.width!==e&&(this.baseSize.width=e,this.dispatchEvent({type:"change"}),this.resizable.setSize(this.baseSize.width,this.baseSize.height))}getBaseWidth(){return this.baseWidth}setBaseWidth(e){this.baseWidth=e}get baseHeight(){return this.baseSize.height}set baseHeight(e){this.baseSize.height!==e&&(this.baseSize.height=e,this.dispatchEvent({type:"change"}),this.resizable.setSize(this.baseSize.width,this.baseSize.height))}getBaseHeight(){return this.baseHeight}setBaseHeight(e){this.baseHeight=e}setBaseSize(e,t){this.baseSize.width===e&&this.baseSize.height===t||(this.baseSize.set(e,t),this.dispatchEvent({type:"change"}),this.resizable.setSize(this.baseSize.width,this.baseSize.height))}get preferredWidth(){return this.preferredSize.width}set preferredWidth(e){this.preferredSize.width!==e&&(this.preferredSize.width=e,this.dispatchEvent({type:"change"}),this.resizable.setSize(this.baseSize.width,this.baseSize.height))}getPreferredWidth(){return this.preferredWidth}setPreferredWidth(e){this.preferredWidth=e}get preferredHeight(){return this.preferredSize.height}set preferredHeight(e){this.preferredSize.height!==e&&(this.preferredSize.height=e,this.dispatchEvent({type:"change"}),this.resizable.setSize(this.baseSize.width,this.baseSize.height))}getPreferredHeight(){return this.preferredHeight}setPreferredHeight(e){this.preferredHeight=e}setPreferredSize(e,t){this.preferredSize.width===e&&this.preferredSize.height===t||(this.preferredSize.set(e,t),this.dispatchEvent({type:"change"}),this.resizable.setSize(this.baseSize.width,this.baseSize.height))}copy(e){this.s=e.scale,this.baseSize.set(e.baseWidth,e.baseHeight),this.preferredSize.set(e.preferredWidth,e.preferredHeight),this.dispatchEvent({type:"change"}),this.resizable.setSize(this.baseSize.width,this.baseSize.height)}static get AUTO_SIZE(){return yx}},xx=class extends Set{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:10;super(),this.l=t,this.exclusive=!1,void 0!==e&&this.set(e)}get layer(){return this.l}set layer(e){const t=this.l;for(const n of this)n.layers.disable(t),n.layers.enable(e);this.l=e}getLayer(){return this.layer}setLayer(e){this.layer=e}isExclusive(){return this.exclusive}setExclusive(e){this.exclusive=e}clear(){const e=this.layer;for(const t of this)t.layers.disable(e);return super.clear()}set(e){this.clear();for(const t of e)this.add(t);return this}indexOf(e){return this.has(e)?0:-1}add(e){return this.exclusive?e.layers.set(this.layer):e.layers.enable(this.layer),super.add(e)}delete(e){return this.has(e)&&e.layers.disable(this.layer),super.delete(e)}toggle(e){let t;return this.has(e)?(this.delete(e),t=!1):(this.add(e),t=!0),t}setVisible(e){for(const t of this)e?t.layers.enable(0):t.layers.disable(0);return this}},bx={SKIP:9,SET:30,ADD:0,ALPHA:1,AVERAGE:2,COLOR:3,COLOR_BURN:4,COLOR_DODGE:5,DARKEN:6,DIFFERENCE:7,DIVIDE:8,DST:9,EXCLUSION:10,HARD_LIGHT:11,HARD_MIX:12,HUE:13,INVERT:14,INVERT_RGB:15,LIGHTEN:16,LINEAR_BURN:17,LINEAR_DODGE:18,LINEAR_LIGHT:19,LUMINOSITY:20,MULTIPLY:21,NEGATION:22,NORMAL:23,OVERLAY:24,PIN_LIGHT:25,REFLECT:26,SATURATION:27,SCREEN:28,SOFT_LIGHT:29,SRC:30,SUBTRACT:31,VIVID_LIGHT:32},Sx=new Map([[bx.ADD,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,x+y,opacity);}"],[bx.ALPHA,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,y,min(y.a,opacity));}"],[bx.AVERAGE,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,(x+y)*0.5,opacity);}"],[bx.COLOR,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec3 xHSL=RGBToHSL(x.rgb);vec3 yHSL=RGBToHSL(y.rgb);vec3 z=HSLToRGB(vec3(yHSL.rg,xHSL.b));return vec4(mix(x.rgb,z,opacity),y.a);}"],[bx.COLOR_BURN,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec4 z=mix(step(0.0,y)*(1.0-min(vec4(1.0),(1.0-x)/y)),vec4(1.0),step(1.0,x));return mix(x,z,opacity);}"],[bx.COLOR_DODGE,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec4 z=step(0.0,x)*mix(min(vec4(1.0),x/max(1.0-y,1e-9)),vec4(1.0),step(1.0,y));return mix(x,z,opacity);}"],[bx.DARKEN,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,min(x,y),opacity);}"],[bx.DIFFERENCE,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,abs(x-y),opacity);}"],[bx.DIVIDE,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,x/max(y,1e-12),opacity);}"],[bx.DST,null],[bx.EXCLUSION,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,(x+y-2.0*x*y),opacity);}"],[bx.HARD_LIGHT,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec4 a=min(x,1.0),b=min(y,1.0);vec4 z=mix(2.0*a*b,1.0-2.0*(1.0-a)*(1.0-b),step(0.5,y));return mix(x,z,opacity);}"],[bx.HARD_MIX,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,step(1.0,x+y),opacity);}"],[bx.HUE,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec3 xHSL=RGBToHSL(x.rgb);vec3 yHSL=RGBToHSL(y.rgb);vec3 z=HSLToRGB(vec3(yHSL.r,xHSL.gb));return vec4(mix(x.rgb,z,opacity),y.a);}"],[bx.INVERT,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,1.0-y,opacity);}"],[bx.INVERT_RGB,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,y*(1.0-x),opacity);}"],[bx.LIGHTEN,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,max(x,y),opacity);}"],[bx.LINEAR_BURN,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,clamp(y+x-1.0,0.0,1.0),opacity);}"],[bx.LINEAR_DODGE,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,min(x+y,1.0),opacity);}"],[bx.LINEAR_LIGHT,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,clamp(2.0*y+x-1.0,0.0,1.0),opacity);}"],[bx.LUMINOSITY,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec3 xHSL=RGBToHSL(x.rgb);vec3 yHSL=RGBToHSL(y.rgb);vec3 z=HSLToRGB(vec3(xHSL.rg,yHSL.b));return vec4(mix(x.rgb,z,opacity),y.a);}"],[bx.MULTIPLY,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,x*y,opacity);}"],[bx.NEGATION,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,1.0-abs(1.0-x-y),opacity);}"],[bx.NORMAL,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,y,opacity);}"],[bx.OVERLAY,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec4 z=mix(2.0*y*x,1.0-2.0*(1.0-y)*(1.0-x),step(0.5,x));return mix(x,z,opacity);}"],[bx.PIN_LIGHT,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec4 y2=2.0*y;vec4 z=mix(mix(y2,x,step(0.5*x,y)),max(vec4(0.0),y2-1.0),step(x,(y2-1.0)));return mix(x,z,opacity);}"],[bx.REFLECT,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec4 z=mix(min(x*x/max(1.0-y,1e-12),1.0),y,step(1.0,y));return mix(x,z,opacity);}"],[bx.SATURATION,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec3 xHSL=RGBToHSL(x.rgb);vec3 yHSL=RGBToHSL(y.rgb);vec3 z=HSLToRGB(vec3(xHSL.r,yHSL.g,xHSL.b));return vec4(mix(x.rgb,z,opacity),y.a);}"],[bx.SCREEN,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,x+y-min(x*y,1.0),opacity);}"],[bx.SOFT_LIGHT,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec4 y2=2.0*y;vec4 w=step(0.5,y);vec4 z=mix(x-(1.0-y2)*x*(1.0-x),mix(x+(y2-1.0)*(sqrt(x)-x),x+(y2-1.0)*x*((16.0*x-12.0)*x+3.0),w*(1.0-step(0.25,x))),w);return mix(x,z,opacity);}"],[bx.SRC,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return y;}"],[bx.SUBTRACT,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){return mix(x,max(x+y-1.0,0.0),opacity);}"],[bx.VIVID_LIGHT,"vec4 blend(const in vec4 x,const in vec4 y,const in float opacity){vec4 z=mix(max(1.0-min((1.0-x)/(2.0*y),1.0),0.0),min(x/(2.0*(1.0-y)),1.0),step(0.5,y));return mix(x,z,opacity);}"]]),Ax=class extends Xn{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;super(),this._blendFunction=e,this.opacity=new vf(t)}getOpacity(){return this.opacity.value}setOpacity(e){this.opacity.value=e}get blendFunction(){return this._blendFunction}set blendFunction(e){this._blendFunction=e,this.dispatchEvent({type:"change"})}getBlendFunction(){return this.blendFunction}setBlendFunction(e){this.blendFunction=e}getShaderCode(){return Sx.get(this.blendFunction)}},Mx={VERY_SMALL:0,SMALL:1,MEDIUM:2,LARGE:3,VERY_LARGE:4,HUGE:5},wx=[new Float32Array([0,0]),new Float32Array([0,1,1]),new Float32Array([0,1,1,2]),new Float32Array([0,1,2,2,3]),new Float32Array([0,1,2,3,4,4,5]),new Float32Array([0,1,2,3,4,5,7,8,9,10])],Ex=class extends ts{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Cr;super({name:"KawaseBlurMaterial",uniforms:{inputBuffer:new vf(null),texelSize:new vf(new Cr),scale:new vf(1),kernel:new vf(0)},blending:y,toneMapped:!1,depthWrite:!1,depthTest:!1,fragmentShader:"#ifdef FRAMEBUFFER_PRECISION_HIGH\nuniform mediump sampler2D inputBuffer;\n#else\nuniform lowp sampler2D inputBuffer;\n#endif\nvarying vec2 vUv0;varying vec2 vUv1;varying vec2 vUv2;varying vec2 vUv3;void main(){vec4 sum=texture2D(inputBuffer,vUv0);sum+=texture2D(inputBuffer,vUv1);sum+=texture2D(inputBuffer,vUv2);sum+=texture2D(inputBuffer,vUv3);gl_FragColor=sum*0.25;\n#include <colorspace_fragment>\n}",vertexShader:"uniform vec4 texelSize;uniform float kernel;uniform float scale;varying vec2 vUv0;varying vec2 vUv1;varying vec2 vUv2;varying vec2 vUv3;void main(){vec2 uv=position.xy*0.5+0.5;vec2 dUv=(texelSize.xy*vec2(kernel)+texelSize.zw)*scale;vUv0=vec2(uv.x-dUv.x,uv.y+dUv.y);vUv1=vec2(uv.x+dUv.x,uv.y+dUv.y);vUv2=vec2(uv.x+dUv.x,uv.y-dUv.y);vUv3=vec2(uv.x-dUv.x,uv.y-dUv.y);gl_Position=vec4(position.xy,1.0,1.0);}"}),this.setTexelSize(e.x,e.y),this.kernelSize=Mx.MEDIUM}set inputBuffer(e){this.uniforms.inputBuffer.value=e}setInputBuffer(e){this.inputBuffer=e}get kernelSequence(){return wx[this.kernelSize]}get scale(){return this.uniforms.scale.value}set scale(e){this.uniforms.scale.value=e}getScale(){return this.uniforms.scale.value}setScale(e){this.uniforms.scale.value=e}getKernel(){return null}get kernel(){return this.uniforms.kernel.value}set kernel(e){this.uniforms.kernel.value=e}setKernel(e){this.kernel=e}setTexelSize(e,t){this.uniforms.texelSize.value.set(e,t,.5*e,.5*t)}setSize(e,t){const n=1/e,r=1/t;this.uniforms.texelSize.value.set(n,r,.5*n,.5*r)}},Tx=class extends ix{constructor(){let{kernelSize:e=Mx.MEDIUM,resolutionScale:t=.5,width:n=_x.AUTO_SIZE,height:r=_x.AUTO_SIZE,resolutionX:i=n,resolutionY:a=r}=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};super("KawaseBlurPass"),this.renderTargetA=new Br(1,1,{depthBuffer:!1}),this.renderTargetA.texture.name="Blur.Target.A",this.renderTargetB=this.renderTargetA.clone(),this.renderTargetB.texture.name="Blur.Target.B";const s=this.resolution=new _x(this,i,a,t);s.addEventListener("change",(e=>this.setSize(s.baseWidth,s.baseHeight))),this._blurMaterial=new Ex,this._blurMaterial.kernelSize=e,this.copyMaterial=new ox}getResolution(){return this.resolution}get blurMaterial(){return this._blurMaterial}set blurMaterial(e){this._blurMaterial=e}get dithering(){return this.copyMaterial.dithering}set dithering(e){this.copyMaterial.dithering=e}get kernelSize(){return this.blurMaterial.kernelSize}set kernelSize(e){this.blurMaterial.kernelSize=e}get width(){return this.resolution.width}set width(e){this.resolution.preferredWidth=e}get height(){return this.resolution.height}set height(e){this.resolution.preferredHeight=e}get scale(){return this.blurMaterial.scale}set scale(e){this.blurMaterial.scale=e}getScale(){return this.blurMaterial.scale}setScale(e){this.blurMaterial.scale=e}getKernelSize(){return this.kernelSize}setKernelSize(e){this.kernelSize=e}getResolutionScale(){return this.resolution.scale}setResolutionScale(e){this.resolution.scale=e}render(e,t,n,r,i){const a=this.scene,s=this.camera,o=this.renderTargetA,l=this.renderTargetB,c=this.blurMaterial,u=c.kernelSequence;let h=t;this.fullscreenMaterial=c;for(let d=0,p=u.length;d<p;++d){const t=0===(1&d)?o:l;c.kernel=u[d],c.inputBuffer=h.texture,e.setRenderTarget(t),e.render(a,s),h=t}this.fullscreenMaterial=this.copyMaterial,this.copyMaterial.inputBuffer=h.texture,e.setRenderTarget(this.renderToScreen?null:n),e.render(a,s)}setSize(e,t){const n=this.resolution;n.setBaseSize(e,t);const r=n.width,i=n.height;this.renderTargetA.setSize(r,i),this.renderTargetB.setSize(r,i),this.blurMaterial.setSize(e,t)}initialize(e,t,n){void 0!==n&&(this.renderTargetA.texture.type=n,this.renderTargetB.texture.type=n,n!==Be?(this.blurMaterial.defines.FRAMEBUFFER_PRECISION_HIGH="1",this.copyMaterial.defines.FRAMEBUFFER_PRECISION_HIGH="1"):null!==e&&e.outputColorSpace===en&&(this.renderTargetA.texture.colorSpace=en,this.renderTargetB.texture.colorSpace=en))}static get AUTO_SIZE(){return _x.AUTO_SIZE}},Cx=class extends ts{constructor(){let e=arguments.length>0&&void 0!==arguments[0]&&arguments[0],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;super({name:"LuminanceMaterial",defines:{THREE_REVISION:i.replace(/\D+/g,"")},uniforms:{inputBuffer:new vf(null),threshold:new vf(0),smoothing:new vf(1),range:new vf(null)},blending:y,toneMapped:!1,depthWrite:!1,depthTest:!1,fragmentShader:"#include <common>\n#ifdef FRAMEBUFFER_PRECISION_HIGH\nuniform mediump sampler2D inputBuffer;\n#else\nuniform lowp sampler2D inputBuffer;\n#endif\n#ifdef RANGE\nuniform vec2 range;\n#elif defined(THRESHOLD)\nuniform float threshold;uniform float smoothing;\n#endif\nvarying vec2 vUv;void main(){vec4 texel=texture2D(inputBuffer,vUv);float l=luminance(texel.rgb);\n#ifdef RANGE\nfloat low=step(range.x,l);float high=step(l,range.y);l*=low*high;\n#elif defined(THRESHOLD)\nl=smoothstep(threshold,threshold+smoothing,l)*l;\n#endif\n#ifdef COLOR\ngl_FragColor=vec4(texel.rgb*clamp(l,0.0,1.0),l);\n#else\ngl_FragColor=vec4(l);\n#endif\n}",vertexShader:sx}),this.colorOutput=e,this.luminanceRange=t}set inputBuffer(e){this.uniforms.inputBuffer.value=e}setInputBuffer(e){this.uniforms.inputBuffer.value=e}get threshold(){return this.uniforms.threshold.value}set threshold(e){this.smoothing>0||e>0?this.defines.THRESHOLD="1":delete this.defines.THRESHOLD,this.uniforms.threshold.value=e}getThreshold(){return this.threshold}setThreshold(e){this.threshold=e}get smoothing(){return this.uniforms.smoothing.value}set smoothing(e){this.threshold>0||e>0?this.defines.THRESHOLD="1":delete this.defines.THRESHOLD,this.uniforms.smoothing.value=e}getSmoothingFactor(){return this.smoothing}setSmoothingFactor(e){this.smoothing=e}get useThreshold(){return this.threshold>0||this.smoothing>0}set useThreshold(e){}get colorOutput(){return void 0!==this.defines.COLOR}set colorOutput(e){e?this.defines.COLOR="1":delete this.defines.COLOR,this.needsUpdate=!0}isColorOutputEnabled(e){return this.colorOutput}setColorOutputEnabled(e){this.colorOutput=e}get useRange(){return null!==this.luminanceRange}set useRange(e){this.luminanceRange=null}get luminanceRange(){return this.uniforms.range.value}set luminanceRange(e){null!==e?this.defines.RANGE="1":delete this.defines.RANGE,this.uniforms.range.value=e,this.needsUpdate=!0}getLuminanceRange(){return this.luminanceRange}setLuminanceRange(e){this.luminanceRange=e}},Rx=class extends ix{constructor(){let{renderTarget:e,luminanceRange:t,colorOutput:n,resolutionScale:r=1,width:i=_x.AUTO_SIZE,height:a=_x.AUTO_SIZE,resolutionX:s=i,resolutionY:o=a}=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};super("LuminancePass"),this.fullscreenMaterial=new Cx(n,t),this.needsSwap=!1,this.renderTarget=e,void 0===this.renderTarget&&(this.renderTarget=new Br(1,1,{depthBuffer:!1}),this.renderTarget.texture.name="LuminancePass.Target");const l=this.resolution=new _x(this,s,o,r);l.addEventListener("change",(e=>this.setSize(l.baseWidth,l.baseHeight)))}get texture(){return this.renderTarget.texture}getTexture(){return this.renderTarget.texture}getResolution(){return this.resolution}render(e,t,n,r,i){this.fullscreenMaterial.inputBuffer=t.texture,e.setRenderTarget(this.renderToScreen?null:this.renderTarget),e.render(this.scene,this.camera)}setSize(e,t){const n=this.resolution;n.setBaseSize(e,t),this.renderTarget.setSize(n.width,n.height)}initialize(e,t,n){void 0!==n&&n!==Be&&(this.renderTarget.texture.type=n,this.fullscreenMaterial.defines.FRAMEBUFFER_PRECISION_HIGH="1")}},Bx=class extends ts{constructor(){super({name:"DownsamplingMaterial",uniforms:{inputBuffer:new vf(null),texelSize:new vf(new ir)},blending:y,toneMapped:!1,depthWrite:!1,depthTest:!1,fragmentShader:"#ifdef FRAMEBUFFER_PRECISION_HIGH\nuniform mediump sampler2D inputBuffer;\n#else\nuniform lowp sampler2D inputBuffer;\n#endif\n#define WEIGHT_INNER 0.125\n#define WEIGHT_OUTER 0.0555555\nvarying vec2 vUv;varying vec2 vUv00;varying vec2 vUv01;varying vec2 vUv02;varying vec2 vUv03;varying vec2 vUv04;varying vec2 vUv05;varying vec2 vUv06;varying vec2 vUv07;varying vec2 vUv08;varying vec2 vUv09;varying vec2 vUv10;varying vec2 vUv11;float clampToBorder(const in vec2 uv){return float(uv.s>=0.0&&uv.s<=1.0&&uv.t>=0.0&&uv.t<=1.0);}void main(){vec4 c=vec4(0.0);vec4 w=WEIGHT_INNER*vec4(clampToBorder(vUv00),clampToBorder(vUv01),clampToBorder(vUv02),clampToBorder(vUv03));c+=w.x*texture2D(inputBuffer,vUv00);c+=w.y*texture2D(inputBuffer,vUv01);c+=w.z*texture2D(inputBuffer,vUv02);c+=w.w*texture2D(inputBuffer,vUv03);w=WEIGHT_OUTER*vec4(clampToBorder(vUv04),clampToBorder(vUv05),clampToBorder(vUv06),clampToBorder(vUv07));c+=w.x*texture2D(inputBuffer,vUv04);c+=w.y*texture2D(inputBuffer,vUv05);c+=w.z*texture2D(inputBuffer,vUv06);c+=w.w*texture2D(inputBuffer,vUv07);w=WEIGHT_OUTER*vec4(clampToBorder(vUv08),clampToBorder(vUv09),clampToBorder(vUv10),clampToBorder(vUv11));c+=w.x*texture2D(inputBuffer,vUv08);c+=w.y*texture2D(inputBuffer,vUv09);c+=w.z*texture2D(inputBuffer,vUv10);c+=w.w*texture2D(inputBuffer,vUv11);c+=WEIGHT_OUTER*texture2D(inputBuffer,vUv);gl_FragColor=c;\n#include <colorspace_fragment>\n}",vertexShader:"uniform vec2 texelSize;varying vec2 vUv;varying vec2 vUv00;varying vec2 vUv01;varying vec2 vUv02;varying vec2 vUv03;varying vec2 vUv04;varying vec2 vUv05;varying vec2 vUv06;varying vec2 vUv07;varying vec2 vUv08;varying vec2 vUv09;varying vec2 vUv10;varying vec2 vUv11;void main(){vUv=position.xy*0.5+0.5;vUv00=vUv+texelSize*vec2(-1.0,1.0);vUv01=vUv+texelSize*vec2(1.0,1.0);vUv02=vUv+texelSize*vec2(-1.0,-1.0);vUv03=vUv+texelSize*vec2(1.0,-1.0);vUv04=vUv+texelSize*vec2(-2.0,2.0);vUv05=vUv+texelSize*vec2(0.0,2.0);vUv06=vUv+texelSize*vec2(2.0,2.0);vUv07=vUv+texelSize*vec2(-2.0,0.0);vUv08=vUv+texelSize*vec2(2.0,0.0);vUv09=vUv+texelSize*vec2(-2.0,-2.0);vUv10=vUv+texelSize*vec2(0.0,-2.0);vUv11=vUv+texelSize*vec2(2.0,-2.0);gl_Position=vec4(position.xy,1.0,1.0);}"})}set inputBuffer(e){this.uniforms.inputBuffer.value=e}setSize(e,t){this.uniforms.texelSize.value.set(1/e,1/t)}},Px=class extends ts{constructor(){super({name:"UpsamplingMaterial",uniforms:{inputBuffer:new vf(null),supportBuffer:new vf(null),texelSize:new vf(new ir),radius:new vf(.85)},blending:y,toneMapped:!1,depthWrite:!1,depthTest:!1,fragmentShader:"#ifdef FRAMEBUFFER_PRECISION_HIGH\nuniform mediump sampler2D inputBuffer;uniform mediump sampler2D supportBuffer;\n#else\nuniform lowp sampler2D inputBuffer;uniform lowp sampler2D supportBuffer;\n#endif\nuniform float radius;varying vec2 vUv;varying vec2 vUv0;varying vec2 vUv1;varying vec2 vUv2;varying vec2 vUv3;varying vec2 vUv4;varying vec2 vUv5;varying vec2 vUv6;varying vec2 vUv7;void main(){vec4 c=vec4(0.0);c+=texture2D(inputBuffer,vUv0)*0.0625;c+=texture2D(inputBuffer,vUv1)*0.125;c+=texture2D(inputBuffer,vUv2)*0.0625;c+=texture2D(inputBuffer,vUv3)*0.125;c+=texture2D(inputBuffer,vUv)*0.25;c+=texture2D(inputBuffer,vUv4)*0.125;c+=texture2D(inputBuffer,vUv5)*0.0625;c+=texture2D(inputBuffer,vUv6)*0.125;c+=texture2D(inputBuffer,vUv7)*0.0625;vec4 baseColor=texture2D(supportBuffer,vUv);gl_FragColor=mix(baseColor,c,radius);\n#include <colorspace_fragment>\n}",vertexShader:"uniform vec2 texelSize;varying vec2 vUv;varying vec2 vUv0;varying vec2 vUv1;varying vec2 vUv2;varying vec2 vUv3;varying vec2 vUv4;varying vec2 vUv5;varying vec2 vUv6;varying vec2 vUv7;void main(){vUv=position.xy*0.5+0.5;vUv0=vUv+texelSize*vec2(-1.0,1.0);vUv1=vUv+texelSize*vec2(0.0,1.0);vUv2=vUv+texelSize*vec2(1.0,1.0);vUv3=vUv+texelSize*vec2(-1.0,0.0);vUv4=vUv+texelSize*vec2(1.0,0.0);vUv5=vUv+texelSize*vec2(-1.0,-1.0);vUv6=vUv+texelSize*vec2(0.0,-1.0);vUv7=vUv+texelSize*vec2(1.0,-1.0);gl_Position=vec4(position.xy,1.0,1.0);}"})}set inputBuffer(e){this.uniforms.inputBuffer.value=e}set supportBuffer(e){this.uniforms.supportBuffer.value=e}get radius(){return this.uniforms.radius.value}set radius(e){this.uniforms.radius.value=e}setSize(e,t){this.uniforms.texelSize.value.set(1/e,1/t)}},Ix=class extends ix{constructor(){super("MipmapBlurPass"),this.needsSwap=!1,this.renderTarget=new Br(1,1,{depthBuffer:!1}),this.renderTarget.texture.name="Upsampling.Mipmap0",this.downsamplingMipmaps=[],this.upsamplingMipmaps=[],this.downsamplingMaterial=new Bx,this.upsamplingMaterial=new Px,this.resolution=new ir}get texture(){return this.renderTarget.texture}get levels(){return this.downsamplingMipmaps.length}set levels(e){if(this.levels!==e){const t=this.renderTarget;this.dispose(),this.downsamplingMipmaps=[],this.upsamplingMipmaps=[];for(let n=0;n<e;++n){const e=t.clone();e.texture.name="Downsampling.Mipmap"+n,this.downsamplingMipmaps.push(e)}this.upsamplingMipmaps.push(t);for(let n=1,r=e-1;n<r;++n){const e=t.clone();e.texture.name="Upsampling.Mipmap"+n,this.upsamplingMipmaps.push(e)}this.setSize(this.resolution.x,this.resolution.y)}}get radius(){return this.upsamplingMaterial.radius}set radius(e){this.upsamplingMaterial.radius=e}render(e,t,n,r,i){const{scene:a,camera:s}=this,{downsamplingMaterial:o,upsamplingMaterial:l}=this,{downsamplingMipmaps:c,upsamplingMipmaps:u}=this;let h=t;this.fullscreenMaterial=o;for(let d=0,p=c.length;d<p;++d){const t=c[d];o.setSize(h.width,h.height),o.inputBuffer=h.texture,e.setRenderTarget(t),e.render(a,s),h=t}this.fullscreenMaterial=l;for(let d=u.length-1;d>=0;--d){const t=u[d];l.setSize(h.width,h.height),l.inputBuffer=h.texture,l.supportBuffer=c[d].texture,e.setRenderTarget(t),e.render(a,s),h=t}}setSize(e,t){const n=this.resolution;n.set(e,t);let r=n.width,i=n.height;for(let a=0,s=this.downsamplingMipmaps.length;a<s;++a)r=Math.round(.5*r),i=Math.round(.5*i),this.downsamplingMipmaps[a].setSize(r,i),a<this.upsamplingMipmaps.length&&this.upsamplingMipmaps[a].setSize(r,i)}initialize(e,t,n){if(void 0!==n){const t=this.downsamplingMipmaps.concat(this.upsamplingMipmaps);for(const e of t)e.texture.type=n;if(n!==Be)this.downsamplingMaterial.defines.FRAMEBUFFER_PRECISION_HIGH="1",this.upsamplingMaterial.defines.FRAMEBUFFER_PRECISION_HIGH="1";else if(null!==e&&e.outputColorSpace===en)for(const e of t)e.texture.colorSpace=en}}dispose(){super.dispose();for(const e of this.downsamplingMipmaps.concat(this.upsamplingMipmaps))e.dispose()}},Lx=class extends Xn{constructor(e,t){let{attributes:n=px.NONE,blendFunction:r=bx.NORMAL,defines:i=new Map,uniforms:a=new Map,extensions:s=null,vertexShader:o=null}=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};super(),this.name=e,this.renderer=null,this.attributes=n,this.fragmentShader=t,this.vertexShader=o,this.defines=i,this.uniforms=a,this.extensions=s,this.blendMode=new Ax(r),this.blendMode.addEventListener("change",(e=>this.setChanged())),this._inputColorSpace=tn,this._outputColorSpace=$t}get inputColorSpace(){return this._inputColorSpace}set inputColorSpace(e){this._inputColorSpace=e,this.setChanged()}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(e){this._outputColorSpace=e,this.setChanged()}set mainScene(e){}set mainCamera(e){}getName(){return this.name}setRenderer(e){this.renderer=e}getDefines(){return this.defines}getUniforms(){return this.uniforms}getExtensions(){return this.extensions}getBlendMode(){return this.blendMode}getAttributes(){return this.attributes}setAttributes(e){this.attributes=e,this.setChanged()}getFragmentShader(){return this.fragmentShader}setFragmentShader(e){this.fragmentShader=e,this.setChanged()}getVertexShader(){return this.vertexShader}setVertexShader(e){this.vertexShader=e,this.setChanged()}setChanged(){this.dispatchEvent({type:"change"})}setDepthTexture(e){}update(e,t,n){}setSize(e,t){}initialize(e,t,n){}dispose(){for(const e of Object.keys(this)){const t=this[e];(t instanceof Br||t instanceof ia||t instanceof Tr||t instanceof ix)&&this[e].dispose()}}},Dx=class extends Lx{constructor(){let{blendFunction:e=bx.SCREEN,luminanceThreshold:t=.9,luminanceSmoothing:n=.025,mipmapBlur:r=!1,intensity:i=1,radius:a=.85,levels:s=8,kernelSize:o=Mx.LARGE,resolutionScale:l=.5,width:c=_x.AUTO_SIZE,height:u=_x.AUTO_SIZE,resolutionX:h=c,resolutionY:d=u}=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};super("BloomEffect","#ifdef FRAMEBUFFER_PRECISION_HIGH\nuniform mediump sampler2D map;\n#else\nuniform lowp sampler2D map;\n#endif\nuniform float intensity;void mainImage(const in vec4 inputColor,const in vec2 uv,out vec4 outputColor){vec4 texel=texture2D(map,uv);outputColor=vec4(texel.rgb*intensity,texel.a);}",{blendFunction:e,uniforms:new Map([["map",new vf(null)],["intensity",new vf(i)]])}),this.renderTarget=new Br(1,1,{depthBuffer:!1}),this.renderTarget.texture.name="Bloom.Target",this.blurPass=new Tx({kernelSize:o}),this.luminancePass=new Rx({colorOutput:!0}),this.luminanceMaterial.threshold=t,this.luminanceMaterial.smoothing=n,this.mipmapBlurPass=new Ix,this.mipmapBlurPass.enabled=r,this.mipmapBlurPass.radius=a,this.mipmapBlurPass.levels=s,this.uniforms.get("map").value=r?this.mipmapBlurPass.texture:this.renderTarget.texture;const p=this.resolution=new _x(this,h,d,l);p.addEventListener("change",(e=>this.setSize(p.baseWidth,p.baseHeight)))}get texture(){return this.mipmapBlurPass.enabled?this.mipmapBlurPass.texture:this.renderTarget.texture}getTexture(){return this.texture}getResolution(){return this.resolution}getBlurPass(){return this.blurPass}getLuminancePass(){return this.luminancePass}get luminanceMaterial(){return this.luminancePass.fullscreenMaterial}getLuminanceMaterial(){return this.luminancePass.fullscreenMaterial}get width(){return this.resolution.width}set width(e){this.resolution.preferredWidth=e}get height(){return this.resolution.height}set height(e){this.resolution.preferredHeight=e}get dithering(){return this.blurPass.dithering}set dithering(e){this.blurPass.dithering=e}get kernelSize(){return this.blurPass.kernelSize}set kernelSize(e){this.blurPass.kernelSize=e}get distinction(){return console.warn(this.name,"distinction was removed"),1}set distinction(e){console.warn(this.name,"distinction was removed")}get intensity(){return this.uniforms.get("intensity").value}set intensity(e){this.uniforms.get("intensity").value=e}getIntensity(){return this.intensity}setIntensity(e){this.intensity=e}getResolutionScale(){return this.resolution.scale}setResolutionScale(e){this.resolution.scale=e}update(e,t,n){const r=this.renderTarget,i=this.luminancePass;i.enabled?(i.render(e,t),this.mipmapBlurPass.enabled?this.mipmapBlurPass.render(e,i.renderTarget):this.blurPass.render(e,i.renderTarget,r)):this.mipmapBlurPass.enabled?this.mipmapBlurPass.render(e,t):this.blurPass.render(e,t,r)}setSize(e,t){const n=this.resolution;n.setBaseSize(e,t),this.renderTarget.setSize(n.width,n.height),this.blurPass.resolution.copy(n),this.luminancePass.setSize(e,t),this.mipmapBlurPass.setSize(e,t)}initialize(e,t,n){this.blurPass.initialize(e,t,n),this.luminancePass.initialize(e,t,n),this.mipmapBlurPass.initialize(e,t,n),void 0!==n&&(this.renderTarget.texture.type=n,null!==e&&e.outputColorSpace===en&&(this.renderTarget.texture.colorSpace=en))}};var Ux=class extends ix{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"inputBuffer";super("ShaderPass"),this.fullscreenMaterial=e,this.input=t}setInput(e){this.input=e}render(e,t,n,r,i){const a=this.fullscreenMaterial.uniforms;null!==t&&void 0!==a&&void 0!==a[this.input]&&(a[this.input].value=t.texture),e.setRenderTarget(this.renderToScreen?null:n),e.render(this.scene,this.camera)}initialize(e,t,n){void 0!==n&&n!==Be&&(this.fullscreenMaterial.defines.FRAMEBUFFER_PRECISION_HIGH="1")}};var Nx=1,Fx=2,Ox=class extends ts{constructor(){super({name:"DepthMaskMaterial",defines:{DEPTH_EPSILON:"0.0001",DEPTH_PACKING_0:"0",DEPTH_PACKING_1:"0",DEPTH_TEST_STRATEGY:Nx},uniforms:{inputBuffer:new vf(null),depthBuffer0:new vf(null),depthBuffer1:new vf(null),cameraNearFar:new vf(new ir(1,1))},blending:y,toneMapped:!1,depthWrite:!1,depthTest:!1,fragmentShader:"#include <common>\n#include <packing>\n#ifdef GL_FRAGMENT_PRECISION_HIGH\nuniform highp sampler2D depthBuffer0;uniform highp sampler2D depthBuffer1;\n#else\nuniform mediump sampler2D depthBuffer0;uniform mediump sampler2D depthBuffer1;\n#endif\nuniform sampler2D inputBuffer;uniform vec2 cameraNearFar;float getViewZ(const in float depth){\n#ifdef PERSPECTIVE_CAMERA\nreturn perspectiveDepthToViewZ(depth,cameraNearFar.x,cameraNearFar.y);\n#else\nreturn orthographicDepthToViewZ(depth,cameraNearFar.x,cameraNearFar.y);\n#endif\n}varying vec2 vUv;void main(){vec2 depth;\n#if DEPTH_PACKING_0 == 3201\ndepth.x=unpackRGBAToDepth(texture2D(depthBuffer0,vUv));\n#else\ndepth.x=texture2D(depthBuffer0,vUv).r;\n#ifdef LOG_DEPTH\nfloat d=pow(2.0,depth.x*log2(cameraNearFar.y+1.0))-1.0;float a=cameraNearFar.y/(cameraNearFar.y-cameraNearFar.x);float b=cameraNearFar.y*cameraNearFar.x/(cameraNearFar.x-cameraNearFar.y);depth.x=a+b/d;\n#endif\n#endif\n#if DEPTH_PACKING_1 == 3201\ndepth.y=unpackRGBAToDepth(texture2D(depthBuffer1,vUv));\n#else\ndepth.y=texture2D(depthBuffer1,vUv).r;\n#ifdef LOG_DEPTH\nfloat d=pow(2.0,depth.y*log2(cameraNearFar.y+1.0))-1.0;float a=cameraNearFar.y/(cameraNearFar.y-cameraNearFar.x);float b=cameraNearFar.y*cameraNearFar.x/(cameraNearFar.x-cameraNearFar.y);depth.y=a+b/d;\n#endif\n#endif\nbool isMaxDepth=(depth.x==1.0);\n#ifdef PERSPECTIVE_CAMERA\ndepth.x=viewZToOrthographicDepth(getViewZ(depth.x),cameraNearFar.x,cameraNearFar.y);depth.y=viewZToOrthographicDepth(getViewZ(depth.y),cameraNearFar.x,cameraNearFar.y);\n#endif\n#if DEPTH_TEST_STRATEGY == 0\nbool keep=depthTest(depth.x,depth.y);\n#elif DEPTH_TEST_STRATEGY == 1\nbool keep=isMaxDepth||depthTest(depth.x,depth.y);\n#else\nbool keep=!isMaxDepth&&depthTest(depth.x,depth.y);\n#endif\nif(keep){gl_FragColor=texture2D(inputBuffer,vUv);}else{discard;}}",vertexShader:sx}),this.depthMode=X}set depthBuffer0(e){this.uniforms.depthBuffer0.value=e}set depthPacking0(e){this.defines.DEPTH_PACKING_0=e.toFixed(0),this.needsUpdate=!0}setDepthBuffer0(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Jt;this.depthBuffer0=e,this.depthPacking0=t}set depthBuffer1(e){this.uniforms.depthBuffer1.value=e}set depthPacking1(e){this.defines.DEPTH_PACKING_1=e.toFixed(0),this.needsUpdate=!0}setDepthBuffer1(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Jt;this.depthBuffer1=e,this.depthPacking1=t}get maxDepthStrategy(){return Number(this.defines.DEPTH_TEST_STRATEGY)}set maxDepthStrategy(e){this.defines.DEPTH_TEST_STRATEGY=e.toFixed(0),this.needsUpdate=!0}get keepFar(){return this.maxDepthStrategy}set keepFar(e){this.maxDepthStrategy=e?Nx:Fx}getMaxDepthStrategy(){return this.maxDepthStrategy}setMaxDepthStrategy(e){this.maxDepthStrategy=e}get epsilon(){return Number(this.defines.DEPTH_EPSILON)}set epsilon(e){this.defines.DEPTH_EPSILON=e.toFixed(16),this.needsUpdate=!0}getEpsilon(){return this.epsilon}setEpsilon(e){this.epsilon=e}get depthMode(){return Number(this.defines.DEPTH_MODE)}set depthMode(e){let t;switch(e){case W:t="false";break;case j:t="true";break;case K:t="abs(d1 - d0) <= DEPTH_EPSILON";break;case Q:t="abs(d1 - d0) > DEPTH_EPSILON";break;case X:t="d0 > d1";break;case J:t="d0 >= d1";break;case Y:t="d0 <= d1";break;default:t="d0 < d1"}this.defines.DEPTH_MODE=e.toFixed(0),this.defines["depthTest(d0, d1)"]=t,this.needsUpdate=!0}getDepthMode(){return this.depthMode}setDepthMode(e){this.depthMode=e}adoptCameraSettings(e){this.copyCameraSettings(e)}copyCameraSettings(e){e&&(this.uniforms.cameraNearFar.value.set(e.near,e.far),e instanceof ss?this.defines.PERSPECTIVE_CAMERA="1":delete this.defines.PERSPECTIVE_CAMERA,this.needsUpdate=!0)}},kx=class extends ix{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;super("RenderPass",e,t),this.needsSwap=!1,this.clearPass=new ux,this.overrideMaterialManager=null===n?null:new vx(n),this.ignoreBackground=!1,this.skipShadowMapUpdate=!1,this.selection=null}set mainScene(e){this.scene=e}set mainCamera(e){this.camera=e}get renderToScreen(){return super.renderToScreen}set renderToScreen(e){super.renderToScreen=e,this.clearPass.renderToScreen=e}get overrideMaterial(){const e=this.overrideMaterialManager;return null!==e?e.material:null}set overrideMaterial(e){const t=this.overrideMaterialManager;null!==e?null!==t?t.setMaterial(e):this.overrideMaterialManager=new vx(e):null!==t&&(t.dispose(),this.overrideMaterialManager=null)}getOverrideMaterial(){return this.overrideMaterial}setOverrideMaterial(e){this.overrideMaterial=e}get clear(){return this.clearPass.enabled}set clear(e){this.clearPass.enabled=e}getSelection(){return this.selection}setSelection(e){this.selection=e}isBackgroundDisabled(){return this.ignoreBackground}setBackgroundDisabled(e){this.ignoreBackground=e}isShadowMapDisabled(){return this.skipShadowMapUpdate}setShadowMapDisabled(e){this.skipShadowMapUpdate=e}getClearPass(){return this.clearPass}render(e,t,n,r,i){const a=this.scene,s=this.camera,o=this.selection,l=s.layers.mask,c=a.background,u=e.shadowMap.autoUpdate,h=this.renderToScreen?null:t;null!==o&&s.layers.set(o.getLayer()),this.skipShadowMapUpdate&&(e.shadowMap.autoUpdate=!1),(this.ignoreBackground||null!==this.clearPass.overrideClearColor)&&(a.background=null),this.clearPass.enabled&&this.clearPass.render(e,t),e.setRenderTarget(h),null!==this.overrideMaterialManager?this.overrideMaterialManager.render(e,a,s):e.render(a,s),s.layers.mask=l,a.background=c,e.shadowMap.autoUpdate=u}};var zx=class extends ix{constructor(e,t){let{renderTarget:n,resolutionScale:r=1,width:i=_x.AUTO_SIZE,height:a=_x.AUTO_SIZE,resolutionX:s=i,resolutionY:o=a}=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};super("DepthPass"),this.needsSwap=!1,this.renderPass=new kx(e,t,new jl({depthPacking:Kt}));const l=this.renderPass;l.skipShadowMapUpdate=!0,l.ignoreBackground=!0;const c=l.clearPass;c.overrideClearColor=new ta(16777215),c.overrideClearAlpha=1,this.renderTarget=n,void 0===this.renderTarget&&(this.renderTarget=new Br(1,1,{minFilter:xe,magFilter:xe}),this.renderTarget.texture.name="DepthPass.Target");const u=this.resolution=new _x(this,s,o,r);u.addEventListener("change",(e=>this.setSize(u.baseWidth,u.baseHeight)))}set mainScene(e){this.renderPass.mainScene=e}set mainCamera(e){this.renderPass.mainCamera=e}get texture(){return this.renderTarget.texture}getTexture(){return this.renderTarget.texture}getResolution(){return this.resolution}getResolutionScale(){return this.resolution.scale}setResolutionScale(e){this.resolution.scale=e}render(e,t,n,r,i){const a=this.renderToScreen?null:this.renderTarget;this.renderPass.render(e,a)}setSize(e,t){const n=this.resolution;n.setBaseSize(e,t),this.renderTarget.setSize(n.width,n.height)}},Hx=(Math.PI,class extends Dx{constructor(e,t,n){super(n),this.setAttributes(this.getAttributes()|px.DEPTH),this.camera=t,this.depthPass=new zx(e,t),this.clearPass=new ux(!0,!1,!1),this.clearPass.overrideClearColor=new ta(0),this.depthMaskPass=new Ux(new Ox);const r=this.depthMaskMaterial;r.copyCameraSettings(t),r.depthBuffer1=this.depthPass.texture,r.depthPacking1=Kt,r.depthMode=K,this.renderTargetMasked=new Br(1,1,{depthBuffer:!1}),this.renderTargetMasked.texture.name="Bloom.Masked",this.selection=new xx,this.selection.layer=11,this._inverted=!1,this._ignoreBackground=!1}set mainScene(e){this.depthPass.mainScene=e}set mainCamera(e){this.camera=e,this.depthPass.mainCamera=e,this.depthMaskMaterial.copyCameraSettings(e)}getSelection(){return this.selection}get depthMaskMaterial(){return this.depthMaskPass.fullscreenMaterial}get inverted(){return this._inverted}set inverted(e){this._inverted=e,this.depthMaskMaterial.depthMode=e?Q:K}isInverted(){return this.inverted}setInverted(e){this.inverted=e}get ignoreBackground(){return this._ignoreBackground}set ignoreBackground(e){this._ignoreBackground=e,this.depthMaskMaterial.maxDepthStrategy=e?Fx:Nx}isBackgroundDisabled(){return this.ignoreBackground}setBackgroundDisabled(e){this.ignoreBackground=e}setDepthTexture(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Jt;this.depthMaskMaterial.depthBuffer0=e,this.depthMaskMaterial.depthPacking0=t}update(e,t,n){const r=this.camera,i=this.selection,a=this.inverted;let s=t;if(this.ignoreBackground||!a||i.size>0){const n=r.layers.mask;r.layers.set(i.layer),this.depthPass.render(e),r.layers.mask=n,s=this.renderTargetMasked,this.clearPass.render(e,s),this.depthMaskPass.render(e,t,s)}super.update(e,s,n)}setSize(e,t){super.setSize(e,t),this.renderTargetMasked.setSize(e,t),this.depthPass.setSize(e,t)}initialize(e,t,n){super.initialize(e,t,n),this.clearPass.initialize(e,t,n),this.depthPass.initialize(e,t,n),this.depthMaskPass.initialize(e,t,n),null!==e&&e.capabilities.logarithmicDepthBuffer&&(this.depthMaskPass.fullscreenMaterial.defines.LOG_DEPTH="1"),void 0!==n&&(this.renderTargetMasked.texture.type=n,null!==e&&e.outputColorSpace===en&&(this.renderTargetMasked.texture.colorSpace=en))}}),Gx=class extends ts{constructor(){super({name:"DepthDownsamplingMaterial",defines:{DEPTH_PACKING:"0"},uniforms:{depthBuffer:new vf(null),normalBuffer:new vf(null),texelSize:new vf(new ir)},blending:y,toneMapped:!1,depthWrite:!1,depthTest:!1,fragmentShader:"#include <packing>\n#ifdef GL_FRAGMENT_PRECISION_HIGH\nuniform highp sampler2D depthBuffer;\n#else\nuniform mediump sampler2D depthBuffer;\n#endif\n#ifdef DOWNSAMPLE_NORMALS\nuniform lowp sampler2D normalBuffer;\n#endif\nvarying vec2 vUv0;varying vec2 vUv1;varying vec2 vUv2;varying vec2 vUv3;float readDepth(const in vec2 uv){\n#if DEPTH_PACKING == 3201\nreturn unpackRGBAToDepth(texture2D(depthBuffer,uv));\n#else\nreturn texture2D(depthBuffer,uv).r;\n#endif\n}int findBestDepth(const in float samples[4]){float c=(samples[0]+samples[1]+samples[2]+samples[3])*0.25;float distances[4];distances[0]=abs(c-samples[0]);distances[1]=abs(c-samples[1]);distances[2]=abs(c-samples[2]);distances[3]=abs(c-samples[3]);float maxDistance=max(max(distances[0],distances[1]),max(distances[2],distances[3]));int remaining[3];int rejected[3];int i,j,k;for(i=0,j=0,k=0;i<4;++i){if(distances[i]<maxDistance){remaining[j++]=i;}else{rejected[k++]=i;}}for(;j<3;++j){remaining[j]=rejected[--k];}vec3 s=vec3(samples[remaining[0]],samples[remaining[1]],samples[remaining[2]]);c=(s.x+s.y+s.z)/3.0;distances[0]=abs(c-s.x);distances[1]=abs(c-s.y);distances[2]=abs(c-s.z);float minDistance=min(distances[0],min(distances[1],distances[2]));for(i=0;i<3;++i){if(distances[i]==minDistance){break;}}return remaining[i];}void main(){float d[4];d[0]=readDepth(vUv0);d[1]=readDepth(vUv1);d[2]=readDepth(vUv2);d[3]=readDepth(vUv3);int index=findBestDepth(d);\n#ifdef DOWNSAMPLE_NORMALS\nvec3 n[4];n[0]=texture2D(normalBuffer,vUv0).rgb;n[1]=texture2D(normalBuffer,vUv1).rgb;n[2]=texture2D(normalBuffer,vUv2).rgb;n[3]=texture2D(normalBuffer,vUv3).rgb;\n#else\nvec3 n[4];n[0]=vec3(0.0);n[1]=vec3(0.0);n[2]=vec3(0.0);n[3]=vec3(0.0);\n#endif\ngl_FragColor=vec4(n[index],d[index]);}",vertexShader:"uniform vec2 texelSize;varying vec2 vUv0;varying vec2 vUv1;varying vec2 vUv2;varying vec2 vUv3;void main(){vec2 uv=position.xy*0.5+0.5;vUv0=uv;vUv1=vec2(uv.x,uv.y+texelSize.y);vUv2=vec2(uv.x+texelSize.x,uv.y);vUv3=uv+texelSize;gl_Position=vec4(position.xy,1.0,1.0);}"})}set depthBuffer(e){this.uniforms.depthBuffer.value=e}set depthPacking(e){this.defines.DEPTH_PACKING=e.toFixed(0),this.needsUpdate=!0}setDepthBuffer(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Jt;this.depthBuffer=e,this.depthPacking=t}set normalBuffer(e){this.uniforms.normalBuffer.value=e,null!==e?this.defines.DOWNSAMPLE_NORMALS="1":delete this.defines.DOWNSAMPLE_NORMALS,this.needsUpdate=!0}setNormalBuffer(e){this.normalBuffer=e}setTexelSize(e,t){this.uniforms.texelSize.value.set(e,t)}setSize(e,t){this.uniforms.texelSize.value.set(1/e,1/t)}},Vx=class extends ix{constructor(){let{normalBuffer:e=null,resolutionScale:t=.5,width:n=_x.AUTO_SIZE,height:r=_x.AUTO_SIZE,resolutionX:i=n,resolutionY:a=r}=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};super("DepthDownsamplingPass");const s=new Gx;s.normalBuffer=e,this.fullscreenMaterial=s,this.needsDepthTexture=!0,this.needsSwap=!1,this.renderTarget=new Br(1,1,{minFilter:xe,magFilter:xe,depthBuffer:!1,type:Ne}),this.renderTarget.texture.name="DepthDownsamplingPass.Target",this.renderTarget.texture.generateMipmaps=!1;const o=this.resolution=new _x(this,i,a,t);o.addEventListener("change",(e=>this.setSize(o.baseWidth,o.baseHeight)))}get texture(){return this.renderTarget.texture}getTexture(){return this.renderTarget.texture}getResolution(){return this.resolution}setDepthTexture(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Jt;this.fullscreenMaterial.depthBuffer=e,this.fullscreenMaterial.depthPacking=t}render(e,t,n,r,i){e.setRenderTarget(this.renderToScreen?null:this.renderTarget),e.render(this.scene,this.camera)}setSize(e,t){const n=this.resolution;n.setBaseSize(e,t),this.renderTarget.setSize(n.width,n.height),this.fullscreenMaterial.setSize(e,t)}initialize(e,t,n){const r=e.getContext();if(!(r.getExtension("EXT_color_buffer_float")||r.getExtension("EXT_color_buffer_half_float")))throw new Error("Rendering to float texture is not supported.")}},Wx=class extends ts{constructor(e,t,n,r){let a=arguments.length>4&&void 0!==arguments[4]&&arguments[4];super({name:"EffectMaterial",defines:{THREE_REVISION:i.replace(/\D+/g,""),DEPTH_PACKING:"0",ENCODE_OUTPUT:"1"},uniforms:{inputBuffer:new vf(null),depthBuffer:new vf(null),resolution:new vf(new ir),texelSize:new vf(new ir),cameraNear:new vf(.3),cameraFar:new vf(1e3),aspect:new vf(1),time:new vf(0)},blending:y,toneMapped:!1,depthWrite:!1,depthTest:!1,dithering:a}),e&&this.setShaderParts(e),t&&this.setDefines(t),n&&this.setUniforms(n),this.copyCameraSettings(r)}set inputBuffer(e){this.uniforms.inputBuffer.value=e}setInputBuffer(e){this.uniforms.inputBuffer.value=e}get depthBuffer(){return this.uniforms.depthBuffer.value}set depthBuffer(e){this.uniforms.depthBuffer.value=e}get depthPacking(){return Number(this.defines.DEPTH_PACKING)}set depthPacking(e){this.defines.DEPTH_PACKING=e.toFixed(0),this.needsUpdate=!0}setDepthBuffer(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Jt;this.depthBuffer=e,this.depthPacking=t}setShaderData(e){this.setShaderParts(e.shaderParts),this.setDefines(e.defines),this.setUniforms(e.uniforms),this.setExtensions(e.extensions)}setShaderParts(e){return this.fragmentShader="#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#define packFloatToRGBA(v) packDepthToRGBA(v)\n#define unpackRGBAToFloat(v) unpackRGBAToDepth(v)\n#ifdef FRAMEBUFFER_PRECISION_HIGH\nuniform mediump sampler2D inputBuffer;\n#else\nuniform lowp sampler2D inputBuffer;\n#endif\n#if DEPTH_PACKING == 3201\nuniform lowp sampler2D depthBuffer;\n#elif defined(GL_FRAGMENT_PRECISION_HIGH)\nuniform highp sampler2D depthBuffer;\n#else\nuniform mediump sampler2D depthBuffer;\n#endif\nuniform vec2 resolution;uniform vec2 texelSize;uniform float cameraNear;uniform float cameraFar;uniform float aspect;uniform float time;varying vec2 vUv;vec4 sRGBToLinear(const in vec4 value){return vec4(mix(pow(value.rgb*0.9478672986+vec3(0.0521327014),vec3(2.4)),value.rgb*0.0773993808,vec3(lessThanEqual(value.rgb,vec3(0.04045)))),value.a);}float readDepth(const in vec2 uv){\n#if DEPTH_PACKING == 3201\nreturn unpackRGBAToDepth(texture2D(depthBuffer,uv));\n#else\nreturn texture2D(depthBuffer,uv).r;\n#endif\n}float getViewZ(const in float depth){\n#ifdef PERSPECTIVE_CAMERA\nreturn perspectiveDepthToViewZ(depth,cameraNear,cameraFar);\n#else\nreturn orthographicDepthToViewZ(depth,cameraNear,cameraFar);\n#endif\n}vec3 RGBToHCV(const in vec3 RGB){vec4 P=mix(vec4(RGB.bg,-1.0,2.0/3.0),vec4(RGB.gb,0.0,-1.0/3.0),step(RGB.b,RGB.g));vec4 Q=mix(vec4(P.xyw,RGB.r),vec4(RGB.r,P.yzx),step(P.x,RGB.r));float C=Q.x-min(Q.w,Q.y);float H=abs((Q.w-Q.y)/(6.0*C+EPSILON)+Q.z);return vec3(H,C,Q.x);}vec3 RGBToHSL(const in vec3 RGB){vec3 HCV=RGBToHCV(RGB);float L=HCV.z-HCV.y*0.5;float S=HCV.y/(1.0-abs(L*2.0-1.0)+EPSILON);return vec3(HCV.x,S,L);}vec3 HueToRGB(const in float H){float R=abs(H*6.0-3.0)-1.0;float G=2.0-abs(H*6.0-2.0);float B=2.0-abs(H*6.0-4.0);return clamp(vec3(R,G,B),0.0,1.0);}vec3 HSLToRGB(const in vec3 HSL){vec3 RGB=HueToRGB(HSL.x);float C=(1.0-abs(2.0*HSL.z-1.0))*HSL.y;return(RGB-0.5)*C+HSL.z;}FRAGMENT_HEAD void main(){FRAGMENT_MAIN_UV vec4 color0=texture2D(inputBuffer,UV);vec4 color1=vec4(0.0);FRAGMENT_MAIN_IMAGE color0.a=clamp(color0.a,0.0,1.0);gl_FragColor=color0;\n#ifdef ENCODE_OUTPUT\n#include <colorspace_fragment>\n#endif\n#include <dithering_fragment>\n}".replace(fx.FRAGMENT_HEAD,e.get(fx.FRAGMENT_HEAD)||"").replace(fx.FRAGMENT_MAIN_UV,e.get(fx.FRAGMENT_MAIN_UV)||"").replace(fx.FRAGMENT_MAIN_IMAGE,e.get(fx.FRAGMENT_MAIN_IMAGE)||""),this.vertexShader="uniform vec2 resolution;uniform vec2 texelSize;uniform float cameraNear;uniform float cameraFar;uniform float aspect;uniform float time;varying vec2 vUv;VERTEX_HEAD void main(){vUv=position.xy*0.5+0.5;VERTEX_MAIN_SUPPORT gl_Position=vec4(position.xy,1.0,1.0);}".replace(fx.VERTEX_HEAD,e.get(fx.VERTEX_HEAD)||"").replace(fx.VERTEX_MAIN_SUPPORT,e.get(fx.VERTEX_MAIN_SUPPORT)||""),this.needsUpdate=!0,this}setDefines(e){for(const t of e.entries())this.defines[t[0]]=t[1];return this.needsUpdate=!0,this}setUniforms(e){for(const t of e.entries())this.uniforms[t[0]]=t[1];return this}setExtensions(e){this.extensions={};for(const t of e)this.extensions[t]=!0;return this}get encodeOutput(){return void 0!==this.defines.ENCODE_OUTPUT}set encodeOutput(e){this.encodeOutput!==e&&(e?this.defines.ENCODE_OUTPUT="1":delete this.defines.ENCODE_OUTPUT,this.needsUpdate=!0)}isOutputEncodingEnabled(e){return this.encodeOutput}setOutputEncodingEnabled(e){this.encodeOutput=e}get time(){return this.uniforms.time.value}set time(e){this.uniforms.time.value=e}setDeltaTime(e){this.uniforms.time.value+=e}adoptCameraSettings(e){this.copyCameraSettings(e)}copyCameraSettings(e){e&&(this.uniforms.cameraNear.value=e.near,this.uniforms.cameraFar.value=e.far,e instanceof ss?this.defines.PERSPECTIVE_CAMERA="1":delete this.defines.PERSPECTIVE_CAMERA,this.needsUpdate=!0)}setSize(e,t){const n=this.uniforms;n.resolution.value.set(e,t),n.texelSize.value.set(1/e,1/t),n.aspect.value=e/t}static get Section(){return fx}},jx=(Number(i.replace(/\D+/g,"")),255/256);new Float32Array([5.9371814131736755e-8,jx/65536,.0038909912109375,jx]),new Float32Array([jx,.0038909912109375,jx/65536,1/256**3]);function Xx(e,t,n){for(const r of t){const t="$1"+e+r.charAt(0).toUpperCase()+r.slice(1),i=new RegExp("([^\\.])(\\b"+r+"\\b)","g");for(const e of n.entries())null!==e[1]&&n.set(e[0],e[1].replace(i,t))}}function Jx(e,t,n){let r=t.getFragmentShader(),i=t.getVertexShader();const a=void 0!==r&&/mainImage/.test(r),s=void 0!==r&&/mainUv/.test(r);if(n.attributes|=t.getAttributes(),void 0===r)throw new Error("Missing fragment shader (".concat(t.name,")"));if(s&&0!==(n.attributes&px.CONVOLUTION))throw new Error("Effects that transform UVs are incompatible with convolution effects (".concat(t.name,")"));if(!a&&!s)throw new Error("Could not find mainImage or mainUv function (".concat(t.name,")"));{const o=/\w+\s+(\w+)\([\w\s,]*\)\s*{/g,l=n.shaderParts;let c=l.get(fx.FRAGMENT_HEAD)||"",u=l.get(fx.FRAGMENT_MAIN_UV)||"",h=l.get(fx.FRAGMENT_MAIN_IMAGE)||"",d=l.get(fx.VERTEX_HEAD)||"",p=l.get(fx.VERTEX_MAIN_SUPPORT)||"";const f=new Set,m=new Set;if(s&&(u+="\t".concat(e,"MainUv(UV);\n"),n.uvTransformation=!0),null!==i&&/mainSupport/.test(i)){const t=/mainSupport *\([\w\s]*?uv\s*?\)/.test(i);p+="\t".concat(e,"MainSupport("),p+=t?"vUv);\n":");\n";for(const e of i.matchAll(/(?:varying\s+\w+\s+([\S\s]*?);)/g))for(const t of e[1].split(/\s*,\s*/))n.varyings.add(t),f.add(t),m.add(t);for(const e of i.matchAll(o))m.add(e[1])}for(const e of r.matchAll(o))m.add(e[1]);for(const e of t.defines.keys())m.add(e.replace(/\([\w\s,]*\)/g,""));for(const e of t.uniforms.keys())m.add(e);m.delete("while"),m.delete("for"),m.delete("if"),t.uniforms.forEach(((t,r)=>n.uniforms.set(e+r.charAt(0).toUpperCase()+r.slice(1),t))),t.defines.forEach(((t,r)=>n.defines.set(e+r.charAt(0).toUpperCase()+r.slice(1),t)));const g=new Map([["fragment",r],["vertex",i]]);Xx(e,m,n.defines),Xx(e,m,g),r=g.get("fragment"),i=g.get("vertex");const v=t.blendMode;if(n.blendModes.set(v.blendFunction,v),a){null!==t.inputColorSpace&&t.inputColorSpace!==n.colorSpace&&(h+=t.inputColorSpace===en?"color0 = sRGBTransferOETF(color0);\n\t":"color0 = sRGBToLinear(color0);\n\t"),t.outputColorSpace!==$t?n.colorSpace=t.outputColorSpace:null!==t.inputColorSpace&&(n.colorSpace=t.inputColorSpace);const i=/MainImage *\([\w\s,]*?depth[\w\s,]*?\)/;h+="".concat(e,"MainImage(color0, UV, "),0!==(n.attributes&px.DEPTH)&&i.test(r)&&(h+="depth, 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