three.js/build/three.min.js

// threejs.org/license
!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).THREE={})}(this,(function(t){"use strict";void 0===Number.EPSILON&&(Number.EPSILON=Math.pow(2,-52)),void 0===Number.isInteger&&(Number.isInteger=function(t){return"number"==typeof t&&isFinite(t)&&Math.floor(t)===t}),void 0===Math.sign&&(Math.sign=function(t){return t<0?-1:t>0?1:+t}),"name"in Function.prototype==!1&&Object.defineProperty(Function.prototype,"name",{get:function(){return this.toString().match(/^\s*function\s*([^\(\s]*)/)[1]}}),void 0===Object.assign&&(Object.assign=function(t){if(null==t)throw new TypeError("Cannot convert undefined or null to object");for(var e=Object(t),n=1;n<arguments.length;n++){var r=arguments[n];if(null!=r)for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(e[i]=r[i])}return e});var 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.setQuaternionFromProperEuler() encountered an unknown order: "+i)}}},lt=function(t,e){void 0===t&&(t=0),void 0===e&&(e=0),Object.defineProperty(this,"isVector2",{value:!0}),this.x=t,this.y=e},ht={width:{configurable:!0},height:{configurable:!0}};ht.width.get=function(){return this.x},ht.width.set=function(t){this.x=t},ht.height.get=function(){return this.y},ht.height.set=function(t){this.y=t},lt.prototype.set=function(t,e){return this.x=t,this.y=e,this},lt.prototype.setScalar=function(t){return this.x=t,this.y=t,this},lt.prototype.setX=function(t){return this.x=t,this},lt.prototype.setY=function(t){return this.y=t,this},lt.prototype.setComponent=function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw new Error("index is out of range: "+t)}return this},lt.prototype.getComponent=function(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}},lt.prototype.clone=function(){return new this.constructor(this.x,this.y)},lt.prototype.copy=function(t){return this.x=t.x,this.y=t.y,this},lt.prototype.add=function(t,e){return void 0!==e?(console.warn("THREE.Vector2: .add() now only accepts one argument. 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Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this)},lt.prototype.subScalar=function(t){return this.x-=t,this.y-=t,this},lt.prototype.subVectors=function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this},lt.prototype.multiply=function(t){return this.x*=t.x,this.y*=t.y,this},lt.prototype.multiplyScalar=function(t){return this.x*=t,this.y*=t,this},lt.prototype.divide=function(t){return this.x/=t.x,this.y/=t.y,this},lt.prototype.divideScalar=function(t){return this.multiplyScalar(1/t)},lt.prototype.applyMatrix3=function(t){var e=this.x,n=this.y,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6],this.y=r[1]*e+r[4]*n+r[7],this},lt.prototype.min=function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this},lt.prototype.max=function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this},lt.prototype.clamp=function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this},lt.prototype.clampScalar=function(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this},lt.prototype.clampLength=function(t,e){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},lt.prototype.floor=function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this},lt.prototype.ceil=function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this},lt.prototype.round=function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this},lt.prototype.roundToZero=function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this},lt.prototype.negate=function(){return this.x=-this.x,this.y=-this.y,this},lt.prototype.dot=function(t){return this.x*t.x+this.y*t.y},lt.prototype.cross=function(t){return this.x*t.y-this.y*t.x},lt.prototype.lengthSq=function(){return this.x*this.x+this.y*this.y},lt.prototype.length=function(){return Math.sqrt(this.x*this.x+this.y*this.y)},lt.prototype.manhattanLength=function(){return Math.abs(this.x)+Math.abs(this.y)},lt.prototype.normalize=function(){return this.divideScalar(this.length()||1)},lt.prototype.angle=function(){var t=Math.atan2(-this.y,-this.x)+Math.PI;return t},lt.prototype.distanceTo=function(t){return Math.sqrt(this.distanceToSquared(t))},lt.prototype.distanceToSquared=function(t){var e=this.x-t.x,n=this.y-t.y;return e*e+n*n},lt.prototype.manhattanDistanceTo=function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)},lt.prototype.setLength=function(t){return this.normalize().multiplyScalar(t)},lt.prototype.lerp=function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this},lt.prototype.lerpVectors=function(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this},lt.prototype.equals=function(t){return t.x===this.x&&t.y===this.y},lt.prototype.fromArray=function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this},lt.prototype.toArray=function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t},lt.prototype.fromBufferAttribute=function(t,e,n){return void 0!==n&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this},lt.prototype.rotateAround=function(t,e){var n=Math.cos(e),r=Math.sin(e),i=this.x-t.x,a=this.y-t.y;return this.x=i*n-a*r+t.x,this.y=i*r+a*n+t.y,this},lt.prototype.random=function(){return this.x=Math.random(),this.y=Math.random(),this},Object.defineProperties(lt.prototype,ht);var ut,pt=function(){Object.defineProperty(this,"isMatrix3",{value:!0}),this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")};pt.prototype.set=function(t,e,n,r,i,a,o,s,c){var l=this.elements;return l[0]=t,l[1]=r,l[2]=o,l[3]=e,l[4]=i,l[5]=s,l[6]=n,l[7]=a,l[8]=c,this},pt.prototype.identity=function(){return this.set(1,0,0,0,1,0,0,0,1),this},pt.prototype.clone=function(){return(new this.constructor).fromArray(this.elements)},pt.prototype.copy=function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this},pt.prototype.extractBasis=function(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this},pt.prototype.setFromMatrix4=function(t){var e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this},pt.prototype.multiply=function(t){return this.multiplyMatrices(this,t)},pt.prototype.premultiply=function(t){return this.multiplyMatrices(t,this)},pt.prototype.multiplyMatrices=function(t,e){var n=t.elements,r=e.elements,i=this.elements,a=n[0],o=n[3],s=n[6],c=n[1],l=n[4],h=n[7],u=n[2],p=n[5],d=n[8],f=r[0],m=r[3],v=r[6],g=r[1],y=r[4],x=r[7],b=r[2],_=r[5],w=r[8];return i[0]=a*f+o*g+s*b,i[3]=a*m+o*y+s*_,i[6]=a*v+o*x+s*w,i[1]=c*f+l*g+h*b,i[4]=c*m+l*y+h*_,i[7]=c*v+l*x+h*w,i[2]=u*f+p*g+d*b,i[5]=u*m+p*y+d*_,i[8]=u*v+p*x+d*w,this},pt.prototype.multiplyScalar=function(t){var e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this},pt.prototype.determinant=function(){var t=this.elements,e=t[0],n=t[1],r=t[2],i=t[3],a=t[4],o=t[5],s=t[6],c=t[7],l=t[8];return e*a*l-e*o*c-n*i*l+n*o*s+r*i*c-r*a*s},pt.prototype.getInverse=function(t,e){void 0!==e&&console.warn("THREE.Matrix3: .getInverse() can no longer be configured to throw on degenerate.");var n=t.elements,r=this.elements,i=n[0],a=n[1],o=n[2],s=n[3],c=n[4],l=n[5],h=n[6],u=n[7],p=n[8],d=p*c-l*u,f=l*h-p*s,m=u*s-c*h,v=i*d+a*f+o*m;if(0===v)return this.set(0,0,0,0,0,0,0,0,0);var g=1/v;return r[0]=d*g,r[1]=(o*u-p*a)*g,r[2]=(l*a-o*c)*g,r[3]=f*g,r[4]=(p*i-o*h)*g,r[5]=(o*s-l*i)*g,r[6]=m*g,r[7]=(a*h-u*i)*g,r[8]=(c*i-a*s)*g,this},pt.prototype.transpose=function(){var t,e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this},pt.prototype.getNormalMatrix=function(t){return this.setFromMatrix4(t).getInverse(this).transpose()},pt.prototype.transposeIntoArray=function(t){var e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this},pt.prototype.setUvTransform=function(t,e,n,r,i,a,o){var s=Math.cos(i),c=Math.sin(i);this.set(n*s,n*c,-n*(s*a+c*o)+a+t,-r*c,r*s,-r*(-c*a+s*o)+o+e,0,0,1)},pt.prototype.scale=function(t,e){var n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this},pt.prototype.rotate=function(t){var e=Math.cos(t),n=Math.sin(t),r=this.elements,i=r[0],a=r[3],o=r[6],s=r[1],c=r[4],l=r[7];return r[0]=e*i+n*s,r[3]=e*a+n*c,r[6]=e*o+n*l,r[1]=-n*i+e*s,r[4]=-n*a+e*c,r[7]=-n*o+e*l,this},pt.prototype.translate=function(t,e){var n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this},pt.prototype.equals=function(t){for(var e=this.elements,n=t.elements,r=0;r<9;r++)if(e[r]!==n[r])return!1;return!0},pt.prototype.fromArray=function(t,e){void 0===e&&(e=0);for(var n=0;n<9;n++)this.elements[n]=t[n+e];return this},pt.prototype.toArray=function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t};var dt={getDataURL:function(t){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;var e;if(t instanceof HTMLCanvasElement)e=t;else{void 0===ut&&(ut=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),ut.width=t.width,ut.height=t.height;var n=ut.getContext("2d");t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=ut}return e.width>2048||e.height>2048?e.toDataURL("image/jpeg",.6):e.toDataURL("image/png")}},ft=0;function mt(t,e,n,r,i,a,o,s,c,l){Object.defineProperty(this,"id",{value:ft++}),this.uuid=ct.generateUUID(),this.name="",this.image=void 0!==t?t:mt.DEFAULT_IMAGE,this.mipmaps=[],this.mapping=void 0!==e?e:mt.DEFAULT_MAPPING,this.wrapS=void 0!==n?n:u,this.wrapT=void 0!==r?r:u,this.magFilter=void 0!==i?i:v,this.minFilter=void 0!==a?a:y,this.anisotropy=void 0!==c?c:1,this.format=void 0!==o?o:E,this.internalFormat=null,this.type=void 0!==s?s:x,this.offset=new lt(0,0),this.repeat=new lt(1,1),this.center=new lt(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new pt,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=void 0!==l?l:X,this.version=0,this.onUpdate=null}mt.DEFAULT_IMAGE=void 0,mt.DEFAULT_MAPPING=r,mt.prototype=Object.assign(Object.create(it.prototype),{constructor:mt,isTexture:!0,updateMatrix:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this},toJSON:function(t){var e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];var n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,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,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){var r=this.image;if(void 0===r.uuid&&(r.uuid=ct.generateUUID()),!e&&void 0===t.images[r.uuid]){var i;if(Array.isArray(r)){i=[];for(var a=0,o=r.length;a<o;a++)i.push(dt.getDataURL(r[a]))}else i=dt.getDataURL(r);t.images[r.uuid]={uuid:r.uuid,url:i}}n.image=r.uuid}return e||(t.textures[this.uuid]=n),n},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(t){if(this.mapping!==r)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case h:t.x=t.x-Math.floor(t.x);break;case u:t.x=t.x<0?0:1;break;case p:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case h:t.y=t.y-Math.floor(t.y);break;case u:t.y=t.y<0?0:1;break;case p:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}}),Object.defineProperty(mt.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}});var vt=function(t,e,n,r){void 0===t&&(t=0),void 0===e&&(e=0),void 0===n&&(n=0),void 0===r&&(r=1),Object.defineProperty(this,"isVector4",{value:!0}),this.x=t,this.y=e,this.z=n,this.w=r},gt={width:{configurable:!0},height:{configurable:!0}};function yt(t,e,n){this.width=t,this.height=e,this.scissor=new vt(0,0,t,e),this.scissorTest=!1,this.viewport=new vt(0,0,t,e),n=n||{},this.texture=new mt(void 0,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.image={},this.texture.image.width=t,this.texture.image.height=e,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:v,this.depthBuffer=void 0===n.depthBuffer||n.depthBuffer,this.stencilBuffer=void 0!==n.stencilBuffer&&n.stencilBuffer,this.depthTexture=void 0!==n.depthTexture?n.depthTexture:null}function xt(t,e,n){yt.call(this,t,e,n),this.samples=4}gt.width.get=function(){return this.z},gt.width.set=function(t){this.z=t},gt.height.get=function(){return this.w},gt.height.set=function(t){this.w=t},vt.prototype.set=function(t,e,n,r){return this.x=t,this.y=e,this.z=n,this.w=r,this},vt.prototype.setScalar=function(t){return this.x=t,this.y=t,this.z=t,this.w=t,this},vt.prototype.setX=function(t){return this.x=t,this},vt.prototype.setY=function(t){return this.y=t,this},vt.prototype.setZ=function(t){return this.z=t,this},vt.prototype.setW=function(t){return this.w=t,this},vt.prototype.setComponent=function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this},vt.prototype.getComponent=function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}},vt.prototype.clone=function(){return new this.constructor(this.x,this.y,this.z,this.w)},vt.prototype.copy=function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this},vt.prototype.add=function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)},vt.prototype.addScalar=function(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this},vt.prototype.addVectors=function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this},vt.prototype.addScaledVector=function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this},vt.prototype.sub=function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)},vt.prototype.subScalar=function(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this},vt.prototype.subVectors=function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this},vt.prototype.multiplyScalar=function(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this},vt.prototype.applyMatrix4=function(t){var e=this.x,n=this.y,r=this.z,i=this.w,a=t.elements;return this.x=a[0]*e+a[4]*n+a[8]*r+a[12]*i,this.y=a[1]*e+a[5]*n+a[9]*r+a[13]*i,this.z=a[2]*e+a[6]*n+a[10]*r+a[14]*i,this.w=a[3]*e+a[7]*n+a[11]*r+a[15]*i,this},vt.prototype.divideScalar=function(t){return this.multiplyScalar(1/t)},vt.prototype.setAxisAngleFromQuaternion=function(t){this.w=2*Math.acos(t.w);var e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this},vt.prototype.setAxisAngleFromRotationMatrix=function(t){var e,n,r,i,a=.01,o=.1,s=t.elements,c=s[0],l=s[4],h=s[8],u=s[1],p=s[5],d=s[9],f=s[2],m=s[6],v=s[10];if(Math.abs(l-u)<a&&Math.abs(h-f)<a&&Math.abs(d-m)<a){if(Math.abs(l+u)<o&&Math.abs(h+f)<o&&Math.abs(d+m)<o&&Math.abs(c+p+v-3)<o)return this.set(1,0,0,0),this;e=Math.PI;var g=(c+1)/2,y=(p+1)/2,x=(v+1)/2,b=(l+u)/4,_=(h+f)/4,w=(d+m)/4;return g>y&&g>x?g<a?(n=0,r=.707106781,i=.707106781):(r=b/(n=Math.sqrt(g)),i=_/n):y>x?y<a?(n=.707106781,r=0,i=.707106781):(n=b/(r=Math.sqrt(y)),i=w/r):x<a?(n=.707106781,r=.707106781,i=0):(n=_/(i=Math.sqrt(x)),r=w/i),this.set(n,r,i,e),this}var M=Math.sqrt((m-d)*(m-d)+(h-f)*(h-f)+(u-l)*(u-l));return Math.abs(M)<.001&&(M=1),this.x=(m-d)/M,this.y=(h-f)/M,this.z=(u-l)/M,this.w=Math.acos((c+p+v-1)/2),this},vt.prototype.min=function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this},vt.prototype.max=function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this},vt.prototype.clamp=function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this},vt.prototype.clampScalar=function(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this.w=Math.max(t,Math.min(e,this.w)),this},vt.prototype.clampLength=function(t,e){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},vt.prototype.floor=function(){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},vt.prototype.ceil=function(){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},vt.prototype.round=function(){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},vt.prototype.roundToZero=function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},vt.prototype.negate=function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},vt.prototype.dot=function(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w},vt.prototype.lengthSq=function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},vt.prototype.length=function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},vt.prototype.manhattanLength=function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},vt.prototype.normalize=function(){return this.divideScalar(this.length()||1)},vt.prototype.setLength=function(t){return this.normalize().multiplyScalar(t)},vt.prototype.lerp=function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this},vt.prototype.lerpVectors=function(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this.w=t.w+(e.w-t.w)*n,this},vt.prototype.equals=function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w},vt.prototype.fromArray=function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this},vt.prototype.toArray=function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t},vt.prototype.fromBufferAttribute=function(t,e,n){return void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this},vt.prototype.random=function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this},Object.defineProperties(vt.prototype,gt),yt.prototype=Object.assign(Object.create(it.prototype),{constructor:yt,isWebGLRenderTarget:!0,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.texture.image.width=t,this.texture.image.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),xt.prototype=Object.assign(Object.create(yt.prototype),{constructor:xt,isWebGLMultisampleRenderTarget:!0,copy:function(t){return yt.prototype.copy.call(this,t),this.samples=t.samples,this}});var bt=function(t,e,n,r){void 0===t&&(t=0),void 0===e&&(e=0),void 0===n&&(n=0),void 0===r&&(r=1),Object.defineProperty(this,"isQuaternion",{value:!0}),this._x=t,this._y=e,this._z=n,this._w=r},_t={x:{configurable:!0},y:{configurable:!0},z:{configurable:!0},w:{configurable:!0}};bt.slerp=function(t,e,n,r){return n.copy(t).slerp(e,r)},bt.slerpFlat=function(t,e,n,r,i,a,o){var s=n[r+0],c=n[r+1],l=n[r+2],h=n[r+3],u=i[a+0],p=i[a+1],d=i[a+2],f=i[a+3];if(h!==f||s!==u||c!==p||l!==d){var m=1-o,v=s*u+c*p+l*d+h*f,g=v>=0?1:-1,y=1-v*v;if(y>Number.EPSILON){var x=Math.sqrt(y),b=Math.atan2(x,v*g);m=Math.sin(m*b)/x,o=Math.sin(o*b)/x}var _=o*g;if(s=s*m+u*_,c=c*m+p*_,l=l*m+d*_,h=h*m+f*_,m===1-o){var w=1/Math.sqrt(s*s+c*c+l*l+h*h);s*=w,c*=w,l*=w,h*=w}}t[e]=s,t[e+1]=c,t[e+2]=l,t[e+3]=h},bt.multiplyQuaternionsFlat=function(t,e,n,r,i,a){var o=n[r],s=n[r+1],c=n[r+2],l=n[r+3],h=i[a],u=i[a+1],p=i[a+2],d=i[a+3];return t[e]=o*d+l*h+s*p-c*u,t[e+1]=s*d+l*u+c*h-o*p,t[e+2]=c*d+l*p+o*u-s*h,t[e+3]=l*d-o*h-s*u-c*p,t},_t.x.get=function(){return this._x},_t.x.set=function(t){this._x=t,this._onChangeCallback()},_t.y.get=function(){return this._y},_t.y.set=function(t){this._y=t,this._onChangeCallback()},_t.z.get=function(){return this._z},_t.z.set=function(t){this._z=t,this._onChangeCallback()},_t.w.get=function(){return this._w},_t.w.set=function(t){this._w=t,this._onChangeCallback()},bt.prototype.set=function(t,e,n,r){return this._x=t,this._y=e,this._z=n,this._w=r,this._onChangeCallback(),this},bt.prototype.clone=function(){return new this.constructor(this._x,this._y,this._z,this._w)},bt.prototype.copy=function(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this},bt.prototype.setFromEuler=function(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var n=t._x,r=t._y,i=t._z,a=t._order,o=Math.cos,s=Math.sin,c=o(n/2),l=o(r/2),h=o(i/2),u=s(n/2),p=s(r/2),d=s(i/2);switch(a){case"XYZ":this._x=u*l*h+c*p*d,this._y=c*p*h-u*l*d,this._z=c*l*d+u*p*h,this._w=c*l*h-u*p*d;break;case"YXZ":this._x=u*l*h+c*p*d,this._y=c*p*h-u*l*d,this._z=c*l*d-u*p*h,this._w=c*l*h+u*p*d;break;case"ZXY":this._x=u*l*h-c*p*d,this._y=c*p*h+u*l*d,this._z=c*l*d+u*p*h,this._w=c*l*h-u*p*d;break;case"ZYX":this._x=u*l*h-c*p*d,this._y=c*p*h+u*l*d,this._z=c*l*d-u*p*h,this._w=c*l*h+u*p*d;break;case"YZX":this._x=u*l*h+c*p*d,this._y=c*p*h+u*l*d,this._z=c*l*d-u*p*h,this._w=c*l*h-u*p*d;break;case"XZY":this._x=u*l*h-c*p*d,this._y=c*p*h-u*l*d,this._z=c*l*d+u*p*h,this._w=c*l*h+u*p*d;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!1!==e&&this._onChangeCallback(),this},bt.prototype.setFromAxisAngle=function(t,e){var n=e/2,r=Math.sin(n);return this._x=t.x*r,this._y=t.y*r,this._z=t.z*r,this._w=Math.cos(n),this._onChangeCallback(),this},bt.prototype.setFromRotationMatrix=function(t){var e=t.elements,n=e[0],r=e[4],i=e[8],a=e[1],o=e[5],s=e[9],c=e[2],l=e[6],h=e[10],u=n+o+h;if(u>0){var p=.5/Math.sqrt(u+1);this._w=.25/p,this._x=(l-s)*p,this._y=(i-c)*p,this._z=(a-r)*p}else if(n>o&&n>h){var d=2*Math.sqrt(1+n-o-h);this._w=(l-s)/d,this._x=.25*d,this._y=(r+a)/d,this._z=(i+c)/d}else if(o>h){var f=2*Math.sqrt(1+o-n-h);this._w=(i-c)/f,this._x=(r+a)/f,this._y=.25*f,this._z=(s+l)/f}else{var m=2*Math.sqrt(1+h-n-o);this._w=(a-r)/m,this._x=(i+c)/m,this._y=(s+l)/m,this._z=.25*m}return this._onChangeCallback(),this},bt.prototype.setFromUnitVectors=function(t,e){var n=t.dot(e)+1;return n<1e-6?(n=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()},bt.prototype.angleTo=function(t){return 2*Math.acos(Math.abs(ct.clamp(this.dot(t),-1,1)))},bt.prototype.rotateTowards=function(t,e){var n=this.angleTo(t);if(0===n)return this;var r=Math.min(1,e/n);return this.slerp(t,r),this},bt.prototype.identity=function(){return this.set(0,0,0,1)},bt.prototype.inverse=function(){return this.conjugate()},bt.prototype.conjugate=function(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this},bt.prototype.dot=function(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w},bt.prototype.lengthSq=function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},bt.prototype.length=function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},bt.prototype.normalize=function(){var t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this},bt.prototype.multiply=function(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)},bt.prototype.premultiply=function(t){return this.multiplyQuaternions(t,this)},bt.prototype.multiplyQuaternions=function(t,e){var n=t._x,r=t._y,i=t._z,a=t._w,o=e._x,s=e._y,c=e._z,l=e._w;return this._x=n*l+a*o+r*c-i*s,this._y=r*l+a*s+i*o-n*c,this._z=i*l+a*c+n*s-r*o,this._w=a*l-n*o-r*s-i*c,this._onChangeCallback(),this},bt.prototype.slerp=function(t,e){if(0===e)return this;if(1===e)return this.copy(t);var n=this._x,r=this._y,i=this._z,a=this._w,o=a*t._w+n*t._x+r*t._y+i*t._z;if(o<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,o=-o):this.copy(t),o>=1)return this._w=a,this._x=n,this._y=r,this._z=i,this;var s=1-o*o;if(s<=Number.EPSILON){var c=1-e;return this._w=c*a+e*this._w,this._x=c*n+e*this._x,this._y=c*r+e*this._y,this._z=c*i+e*this._z,this.normalize(),this._onChangeCallback(),this}var l=Math.sqrt(s),h=Math.atan2(l,o),u=Math.sin((1-e)*h)/l,p=Math.sin(e*h)/l;return this._w=a*u+this._w*p,this._x=n*u+this._x*p,this._y=r*u+this._y*p,this._z=i*u+this._z*p,this._onChangeCallback(),this},bt.prototype.equals=function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w},bt.prototype.fromArray=function(t,e){return void 0===e&&(e=0),this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this},bt.prototype.toArray=function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t},bt.prototype.fromBufferAttribute=function(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this},bt.prototype._onChange=function(t){return this._onChangeCallback=t,this},bt.prototype._onChangeCallback=function(){},Object.defineProperties(bt.prototype,_t);var wt=function(t,e,n){void 0===t&&(t=0),void 0===e&&(e=0),void 0===n&&(n=0),Object.defineProperty(this,"isVector3",{value:!0}),this.x=t,this.y=e,this.z=n};wt.prototype.set=function(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this},wt.prototype.setScalar=function(t){return this.x=t,this.y=t,this.z=t,this},wt.prototype.setX=function(t){return this.x=t,this},wt.prototype.setY=function(t){return this.y=t,this},wt.prototype.setZ=function(t){return this.z=t,this},wt.prototype.setComponent=function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this},wt.prototype.getComponent=function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}},wt.prototype.clone=function(){return new this.constructor(this.x,this.y,this.z)},wt.prototype.copy=function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this},wt.prototype.add=function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)},wt.prototype.addScalar=function(t){return this.x+=t,this.y+=t,this.z+=t,this},wt.prototype.addVectors=function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this},wt.prototype.addScaledVector=function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this},wt.prototype.sub=function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)},wt.prototype.subScalar=function(t){return this.x-=t,this.y-=t,this.z-=t,this},wt.prototype.subVectors=function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this},wt.prototype.multiply=function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)},wt.prototype.multiplyScalar=function(t){return this.x*=t,this.y*=t,this.z*=t,this},wt.prototype.multiplyVectors=function(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this},wt.prototype.applyEuler=function(t){return t&&t.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(St.setFromEuler(t))},wt.prototype.applyAxisAngle=function(t,e){return this.applyQuaternion(St.setFromAxisAngle(t,e))},wt.prototype.applyMatrix3=function(t){var e=this.x,n=this.y,r=this.z,i=t.elements;return this.x=i[0]*e+i[3]*n+i[6]*r,this.y=i[1]*e+i[4]*n+i[7]*r,this.z=i[2]*e+i[5]*n+i[8]*r,this},wt.prototype.applyNormalMatrix=function(t){return this.applyMatrix3(t).normalize()},wt.prototype.applyMatrix4=function(t){var e=this.x,n=this.y,r=this.z,i=t.elements,a=1/(i[3]*e+i[7]*n+i[11]*r+i[15]);return this.x=(i[0]*e+i[4]*n+i[8]*r+i[12])*a,this.y=(i[1]*e+i[5]*n+i[9]*r+i[13])*a,this.z=(i[2]*e+i[6]*n+i[10]*r+i[14])*a,this},wt.prototype.applyQuaternion=function(t){var e=this.x,n=this.y,r=this.z,i=t.x,a=t.y,o=t.z,s=t.w,c=s*e+a*r-o*n,l=s*n+o*e-i*r,h=s*r+i*n-a*e,u=-i*e-a*n-o*r;return this.x=c*s+u*-i+l*-o-h*-a,this.y=l*s+u*-a+h*-i-c*-o,this.z=h*s+u*-o+c*-a-l*-i,this},wt.prototype.project=function(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)},wt.prototype.unproject=function(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)},wt.prototype.transformDirection=function(t){var e=this.x,n=this.y,r=this.z,i=t.elements;return this.x=i[0]*e+i[4]*n+i[8]*r,this.y=i[1]*e+i[5]*n+i[9]*r,this.z=i[2]*e+i[6]*n+i[10]*r,this.normalize()},wt.prototype.divide=function(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this},wt.prototype.divideScalar=function(t){return this.multiplyScalar(1/t)},wt.prototype.min=function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this},wt.prototype.max=function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this},wt.prototype.clamp=function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this},wt.prototype.clampScalar=function(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this},wt.prototype.clampLength=function(t,e){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))},wt.prototype.floor=function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},wt.prototype.ceil=function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},wt.prototype.round=function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},wt.prototype.roundToZero=function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},wt.prototype.negate=function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},wt.prototype.dot=function(t){return this.x*t.x+this.y*t.y+this.z*t.z},wt.prototype.lengthSq=function(){return this.x*this.x+this.y*this.y+this.z*this.z},wt.prototype.length=function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},wt.prototype.manhattanLength=function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},wt.prototype.normalize=function(){return this.divideScalar(this.length()||1)},wt.prototype.setLength=function(t){return this.normalize().multiplyScalar(t)},wt.prototype.lerp=function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this},wt.prototype.lerpVectors=function(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this},wt.prototype.cross=function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)},wt.prototype.crossVectors=function(t,e){var n=t.x,r=t.y,i=t.z,a=e.x,o=e.y,s=e.z;return this.x=r*s-i*o,this.y=i*a-n*s,this.z=n*o-r*a,this},wt.prototype.projectOnVector=function(t){var e=t.lengthSq();if(0===e)return this.set(0,0,0);var n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)},wt.prototype.projectOnPlane=function(t){return Mt.copy(this).projectOnVector(t),this.sub(Mt)},wt.prototype.reflect=function(t){return this.sub(Mt.copy(t).multiplyScalar(2*this.dot(t)))},wt.prototype.angleTo=function(t){var e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;var n=this.dot(t)/e;return Math.acos(ct.clamp(n,-1,1))},wt.prototype.distanceTo=function(t){return Math.sqrt(this.distanceToSquared(t))},wt.prototype.distanceToSquared=function(t){var e=this.x-t.x,n=this.y-t.y,r=this.z-t.z;return e*e+n*n+r*r},wt.prototype.manhattanDistanceTo=function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)},wt.prototype.setFromSpherical=function(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)},wt.prototype.setFromSphericalCoords=function(t,e,n){var r=Math.sin(e)*t;return this.x=r*Math.sin(n),this.y=Math.cos(e)*t,this.z=r*Math.cos(n),this},wt.prototype.setFromCylindrical=function(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)},wt.prototype.setFromCylindricalCoords=function(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this},wt.prototype.setFromMatrixPosition=function(t){var e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this},wt.prototype.setFromMatrixScale=function(t){var e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),r=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=r,this},wt.prototype.setFromMatrixColumn=function(t,e){return this.fromArray(t.elements,4*e)},wt.prototype.setFromMatrix3Column=function(t,e){return this.fromArray(t.elements,3*e)},wt.prototype.equals=function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z},wt.prototype.fromArray=function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this},wt.prototype.toArray=function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t},wt.prototype.fromBufferAttribute=function(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this},wt.prototype.random=function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this};var Mt=new wt,St=new bt,Tt=function(t,e){Object.defineProperty(this,"isBox3",{value:!0}),this.min=void 0!==t?t:new wt(1/0,1/0,1/0),this.max=void 0!==e?e:new wt(-1/0,-1/0,-1/0)};function Et(t,e,n,r,i){for(var a=0,o=t.length-3;a<=o;a+=3){Ut.fromArray(t,a);var s=i.x*Math.abs(Ut.x)+i.y*Math.abs(Ut.y)+i.z*Math.abs(Ut.z),c=e.dot(Ut),l=n.dot(Ut),h=r.dot(Ut);if(Math.max(-Math.max(c,l,h),Math.min(c,l,h))>s)return!1}return!0}Tt.prototype.set=function(t,e){return this.min.copy(t),this.max.copy(e),this},Tt.prototype.setFromArray=function(t){for(var e=1/0,n=1/0,r=1/0,i=-1/0,a=-1/0,o=-1/0,s=0,c=t.length;s<c;s+=3){var l=t[s],h=t[s+1],u=t[s+2];l<e&&(e=l),h<n&&(n=h),u<r&&(r=u),l>i&&(i=l),h>a&&(a=h),u>o&&(o=u)}return this.min.set(e,n,r),this.max.set(i,a,o),this},Tt.prototype.setFromBufferAttribute=function(t){for(var e=1/0,n=1/0,r=1/0,i=-1/0,a=-1/0,o=-1/0,s=0,c=t.count;s<c;s++){var l=t.getX(s),h=t.getY(s),u=t.getZ(s);l<e&&(e=l),h<n&&(n=h),u<r&&(r=u),l>i&&(i=l),h>a&&(a=h),u>o&&(o=u)}return this.min.set(e,n,r),this.max.set(i,a,o),this},Tt.prototype.setFromPoints=function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},Tt.prototype.setFromCenterAndSize=function(t,e){var n=Lt.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this},Tt.prototype.setFromObject=function(t){return this.makeEmpty(),this.expandByObject(t)},Tt.prototype.clone=function(){return(new this.constructor).copy(this)},Tt.prototype.copy=function(t){return this.min.copy(t.min),this.max.copy(t.max),this},Tt.prototype.makeEmpty=function(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this},Tt.prototype.isEmpty=function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},Tt.prototype.getCenter=function(t){return void 0===t&&(console.warn("THREE.Box3: .getCenter() target is now required"),t=new wt),this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)},Tt.prototype.getSize=function(t){return void 0===t&&(console.warn("THREE.Box3: .getSize() target is now required"),t=new wt),this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)},Tt.prototype.expandByPoint=function(t){return this.min.min(t),this.max.max(t),this},Tt.prototype.expandByVector=function(t){return this.min.sub(t),this.max.add(t),this},Tt.prototype.expandByScalar=function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},Tt.prototype.expandByObject=function(t){t.updateWorldMatrix(!1,!1);var e=t.geometry;void 0!==e&&(null===e.boundingBox&&e.computeBoundingBox(),Rt.copy(e.boundingBox),Rt.applyMatrix4(t.matrixWorld),this.union(Rt));for(var n=t.children,r=0,i=n.length;r<i;r++)this.expandByObject(n[r]);return this},Tt.prototype.containsPoint=function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z)},Tt.prototype.containsBox=function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z},Tt.prototype.getParameter=function(t,e){return void 0===e&&(console.warn("THREE.Box3: .getParameter() target is now required"),e=new wt),e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))},Tt.prototype.intersectsBox=function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y||t.max.z<this.min.z||t.min.z>this.max.z)},Tt.prototype.intersectsSphere=function(t){return this.clampPoint(t.center,Lt),Lt.distanceToSquared(t.center)<=t.radius*t.radius},Tt.prototype.intersectsPlane=function(t){var e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant},Tt.prototype.intersectsTriangle=function(t){if(this.isEmpty())return!1;this.getCenter(Bt),zt.subVectors(this.max,Bt),Pt.subVectors(t.a,Bt),Ct.subVectors(t.b,Bt),Ot.subVectors(t.c,Bt),It.subVectors(Ct,Pt),Dt.subVectors(Ot,Ct),Nt.subVectors(Pt,Ot);var e=[0,-It.z,It.y,0,-Dt.z,Dt.y,0,-Nt.z,Nt.y,It.z,0,-It.x,Dt.z,0,-Dt.x,Nt.z,0,-Nt.x,-It.y,It.x,0,-Dt.y,Dt.x,0,-Nt.y,Nt.x,0];return!!Et(e,Pt,Ct,Ot,zt)&&(!!Et(e=[1,0,0,0,1,0,0,0,1],Pt,Ct,Ot,zt)&&(Gt.crossVectors(It,Dt),Et(e=[Gt.x,Gt.y,Gt.z],Pt,Ct,Ot,zt)))},Tt.prototype.clampPoint=function(t,e){return void 0===e&&(console.warn("THREE.Box3: .clampPoint() target is now required"),e=new wt),e.copy(t).clamp(this.min,this.max)},Tt.prototype.distanceToPoint=function(t){return Lt.copy(t).clamp(this.min,this.max).sub(t).length()},Tt.prototype.getBoundingSphere=function(t){return void 0===t&&console.error("THREE.Box3: .getBoundingSphere() target is now required"),this.getCenter(t.center),t.radius=.5*this.getSize(Lt).length(),t},Tt.prototype.intersect=function(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this},Tt.prototype.union=function(t){return this.min.min(t.min),this.max.max(t.max),this},Tt.prototype.applyMatrix4=function(t){return this.isEmpty()||(At[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),At[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),At[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),At[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),At[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),At[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),At[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),At[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(At)),this},Tt.prototype.translate=function(t){return this.min.add(t),this.max.add(t),this},Tt.prototype.equals=function(t){return t.min.equals(this.min)&&t.max.equals(this.max)};var At=[new wt,new wt,new wt,new wt,new wt,new wt,new wt,new wt],Lt=new wt,Rt=new Tt,Pt=new wt,Ct=new wt,Ot=new wt,It=new wt,Dt=new wt,Nt=new wt,Bt=new wt,zt=new wt,Gt=new wt,Ut=new wt,Ft=new Tt,Ht=function(t,e){this.center=void 0!==t?t:new wt,this.radius=void 0!==e?e:-1};Ht.prototype.set=function(t,e){return this.center.copy(t),this.radius=e,this},Ht.prototype.setFromPoints=function(t,e){var n=this.center;void 0!==e?n.copy(e):Ft.setFromPoints(t).getCenter(n);for(var r=0,i=0,a=t.length;i<a;i++)r=Math.max(r,n.distanceToSquared(t[i]));return this.radius=Math.sqrt(r),this},Ht.prototype.clone=function(){return(new this.constructor).copy(this)},Ht.prototype.copy=function(t){return this.center.copy(t.center),this.radius=t.radius,this},Ht.prototype.isEmpty=function(){return this.radius<0},Ht.prototype.makeEmpty=function(){return this.center.set(0,0,0),this.radius=-1,this},Ht.prototype.containsPoint=function(t){return t.distanceToSquared(this.center)<=this.radius*this.radius},Ht.prototype.distanceToPoint=function(t){return t.distanceTo(this.center)-this.radius},Ht.prototype.intersectsSphere=function(t){var e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e},Ht.prototype.intersectsBox=function(t){return t.intersectsSphere(this)},Ht.prototype.intersectsPlane=function(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius},Ht.prototype.clampPoint=function(t,e){var n=this.center.distanceToSquared(t);return void 0===e&&(console.warn("THREE.Sphere: .clampPoint() target is now required"),e=new wt),e.copy(t),n>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e},Ht.prototype.getBoundingBox=function(t){return void 0===t&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),t=new Tt),this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)},Ht.prototype.applyMatrix4=function(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this},Ht.prototype.translate=function(t){return this.center.add(t),this},Ht.prototype.equals=function(t){return t.center.equals(this.center)&&t.radius===this.radius};var kt=new wt,Vt=new wt,jt=new wt,Wt=new wt,qt=new wt,Xt=new wt,Yt=new wt,Zt=function(t,e){this.origin=void 0!==t?t:new wt,this.direction=void 0!==e?e:new wt(0,0,-1)};Zt.prototype.set=function(t,e){return this.origin.copy(t),this.direction.copy(e),this},Zt.prototype.clone=function(){return(new this.constructor).copy(this)},Zt.prototype.copy=function(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this},Zt.prototype.at=function(t,e){return void 0===e&&(console.warn("THREE.Ray: .at() target is now required"),e=new wt),e.copy(this.direction).multiplyScalar(t).add(this.origin)},Zt.prototype.lookAt=function(t){return this.direction.copy(t).sub(this.origin).normalize(),this},Zt.prototype.recast=function(t){return this.origin.copy(this.at(t,kt)),this},Zt.prototype.closestPointToPoint=function(t,e){void 0===e&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),e=new wt),e.subVectors(t,this.origin);var n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)},Zt.prototype.distanceToPoint=function(t){return Math.sqrt(this.distanceSqToPoint(t))},Zt.prototype.distanceSqToPoint=function(t){var e=kt.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(kt.copy(this.direction).multiplyScalar(e).add(this.origin),kt.distanceToSquared(t))},Zt.prototype.distanceSqToSegment=function(t,e,n,r){Vt.copy(t).add(e).multiplyScalar(.5),jt.copy(e).sub(t).normalize(),Wt.copy(this.origin).sub(Vt);var i,a,o,s,c=.5*t.distanceTo(e),l=-this.direction.dot(jt),h=Wt.dot(this.direction),u=-Wt.dot(jt),p=Wt.lengthSq(),d=Math.abs(1-l*l);if(d>0)if(a=l*h-u,s=c*d,(i=l*u-h)>=0)if(a>=-s)if(a<=s){var f=1/d;o=(i*=f)*(i+l*(a*=f)+2*h)+a*(l*i+a+2*u)+p}else a=c,o=-(i=Math.max(0,-(l*a+h)))*i+a*(a+2*u)+p;else a=-c,o=-(i=Math.max(0,-(l*a+h)))*i+a*(a+2*u)+p;else a<=-s?o=-(i=Math.max(0,-(-l*c+h)))*i+(a=i>0?-c:Math.min(Math.max(-c,-u),c))*(a+2*u)+p:a<=s?(i=0,o=(a=Math.min(Math.max(-c,-u),c))*(a+2*u)+p):o=-(i=Math.max(0,-(l*c+h)))*i+(a=i>0?c:Math.min(Math.max(-c,-u),c))*(a+2*u)+p;else a=l>0?-c:c,o=-(i=Math.max(0,-(l*a+h)))*i+a*(a+2*u)+p;return n&&n.copy(this.direction).multiplyScalar(i).add(this.origin),r&&r.copy(jt).multiplyScalar(a).add(Vt),o},Zt.prototype.intersectSphere=function(t,e){kt.subVectors(t.center,this.origin);var n=kt.dot(this.direction),r=kt.dot(kt)-n*n,i=t.radius*t.radius;if(r>i)return null;var a=Math.sqrt(i-r),o=n-a,s=n+a;return o<0&&s<0?null:o<0?this.at(s,e):this.at(o,e)},Zt.prototype.intersectsSphere=function(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius},Zt.prototype.distanceToPlane=function(t){var e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;var n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null},Zt.prototype.intersectPlane=function(t,e){var n=this.distanceToPlane(t);return null===n?null:this.at(n,e)},Zt.prototype.intersectsPlane=function(t){var e=t.distanceToPoint(this.origin);return 0===e||t.normal.dot(this.direction)*e<0},Zt.prototype.intersectBox=function(t,e){var n,r,i,a,o,s,c=1/this.direction.x,l=1/this.direction.y,h=1/this.direction.z,u=this.origin;return c>=0?(n=(t.min.x-u.x)*c,r=(t.max.x-u.x)*c):(n=(t.max.x-u.x)*c,r=(t.min.x-u.x)*c),l>=0?(i=(t.min.y-u.y)*l,a=(t.max.y-u.y)*l):(i=(t.max.y-u.y)*l,a=(t.min.y-u.y)*l),n>a||i>r?null:((i>n||n!=n)&&(n=i),(a<r||r!=r)&&(r=a),h>=0?(o=(t.min.z-u.z)*h,s=(t.max.z-u.z)*h):(o=(t.max.z-u.z)*h,s=(t.min.z-u.z)*h),n>s||o>r?null:((o>n||n!=n)&&(n=o),(s<r||r!=r)&&(r=s),r<0?null:this.at(n>=0?n:r,e)))},Zt.prototype.intersectsBox=function(t){return null!==this.intersectBox(t,kt)},Zt.prototype.intersectTriangle=function(t,e,n,r,i){qt.subVectors(e,t),Xt.subVectors(n,t),Yt.crossVectors(qt,Xt);var a,o=this.direction.dot(Yt);if(o>0){if(r)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}Wt.subVectors(this.origin,t);var s=a*this.direction.dot(Xt.crossVectors(Wt,Xt));if(s<0)return null;var c=a*this.direction.dot(qt.cross(Wt));if(c<0)return null;if(s+c>o)return null;var l=-a*Wt.dot(Yt);return l<0?null:this.at(l/o,i)},Zt.prototype.applyMatrix4=function(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this},Zt.prototype.equals=function(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)};var Jt=function(){Object.defineProperty(this,"isMatrix4",{value:!0}),this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")};Jt.prototype.set=function(t,e,n,r,i,a,o,s,c,l,h,u,p,d,f,m){var v=this.elements;return v[0]=t,v[4]=e,v[8]=n,v[12]=r,v[1]=i,v[5]=a,v[9]=o,v[13]=s,v[2]=c,v[6]=l,v[10]=h,v[14]=u,v[3]=p,v[7]=d,v[11]=f,v[15]=m,this},Jt.prototype.identity=function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},Jt.prototype.clone=function(){return(new Jt).fromArray(this.elements)},Jt.prototype.copy=function(t){var e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this},Jt.prototype.copyPosition=function(t){var e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this},Jt.prototype.extractBasis=function(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},Jt.prototype.makeBasis=function(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this},Jt.prototype.extractRotation=function(t){var e=this.elements,n=t.elements,r=1/Qt.setFromMatrixColumn(t,0).length(),i=1/Qt.setFromMatrixColumn(t,1).length(),a=1/Qt.setFromMatrixColumn(t,2).length();return e[0]=n[0]*r,e[1]=n[1]*r,e[2]=n[2]*r,e[3]=0,e[4]=n[4]*i,e[5]=n[5]*i,e[6]=n[6]*i,e[7]=0,e[8]=n[8]*a,e[9]=n[9]*a,e[10]=n[10]*a,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},Jt.prototype.makeRotationFromEuler=function(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var e=this.elements,n=t.x,r=t.y,i=t.z,a=Math.cos(n),o=Math.sin(n),s=Math.cos(r),c=Math.sin(r),l=Math.cos(i),h=Math.sin(i);if("XYZ"===t.order){var u=a*l,p=a*h,d=o*l,f=o*h;e[0]=s*l,e[4]=-s*h,e[8]=c,e[1]=p+d*c,e[5]=u-f*c,e[9]=-o*s,e[2]=f-u*c,e[6]=d+p*c,e[10]=a*s}else if("YXZ"===t.order){var m=s*l,v=s*h,g=c*l,y=c*h;e[0]=m+y*o,e[4]=g*o-v,e[8]=a*c,e[1]=a*h,e[5]=a*l,e[9]=-o,e[2]=v*o-g,e[6]=y+m*o,e[10]=a*s}else if("ZXY"===t.order){var x=s*l,b=s*h,_=c*l,w=c*h;e[0]=x-w*o,e[4]=-a*h,e[8]=_+b*o,e[1]=b+_*o,e[5]=a*l,e[9]=w-x*o,e[2]=-a*c,e[6]=o,e[10]=a*s}else if("ZYX"===t.order){var M=a*l,S=a*h,T=o*l,E=o*h;e[0]=s*l,e[4]=T*c-S,e[8]=M*c+E,e[1]=s*h,e[5]=E*c+M,e[9]=S*c-T,e[2]=-c,e[6]=o*s,e[10]=a*s}else if("YZX"===t.order){var A=a*s,L=a*c,R=o*s,P=o*c;e[0]=s*l,e[4]=P-A*h,e[8]=R*h+L,e[1]=h,e[5]=a*l,e[9]=-o*l,e[2]=-c*l,e[6]=L*h+R,e[10]=A-P*h}else if("XZY"===t.order){var C=a*s,O=a*c,I=o*s,D=o*c;e[0]=s*l,e[4]=-h,e[8]=c*l,e[1]=C*h+D,e[5]=a*l,e[9]=O*h-I,e[2]=I*h-O,e[6]=o*l,e[10]=D*h+C}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},Jt.prototype.makeRotationFromQuaternion=function(t){return this.compose($t,t,te)},Jt.prototype.lookAt=function(t,e,n){var r=this.elements;return re.subVectors(t,e),0===re.lengthSq()&&(re.z=1),re.normalize(),ee.crossVectors(n,re),0===ee.lengthSq()&&(1===Math.abs(n.z)?re.x+=1e-4:re.z+=1e-4,re.normalize(),ee.crossVectors(n,re)),ee.normalize(),ne.crossVectors(re,ee),r[0]=ee.x,r[4]=ne.x,r[8]=re.x,r[1]=ee.y,r[5]=ne.y,r[9]=re.y,r[2]=ee.z,r[6]=ne.z,r[10]=re.z,this},Jt.prototype.multiply=function(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(t,e)):this.multiplyMatrices(this,t)},Jt.prototype.premultiply=function(t){return this.multiplyMatrices(t,this)},Jt.prototype.multiplyMatrices=function(t,e){var n=t.elements,r=e.elements,i=this.elements,a=n[0],o=n[4],s=n[8],c=n[12],l=n[1],h=n[5],u=n[9],p=n[13],d=n[2],f=n[6],m=n[10],v=n[14],g=n[3],y=n[7],x=n[11],b=n[15],_=r[0],w=r[4],M=r[8],S=r[12],T=r[1],E=r[5],A=r[9],L=r[13],R=r[2],P=r[6],C=r[10],O=r[14],I=r[3],D=r[7],N=r[11],B=r[15];return i[0]=a*_+o*T+s*R+c*I,i[4]=a*w+o*E+s*P+c*D,i[8]=a*M+o*A+s*C+c*N,i[12]=a*S+o*L+s*O+c*B,i[1]=l*_+h*T+u*R+p*I,i[5]=l*w+h*E+u*P+p*D,i[9]=l*M+h*A+u*C+p*N,i[13]=l*S+h*L+u*O+p*B,i[2]=d*_+f*T+m*R+v*I,i[6]=d*w+f*E+m*P+v*D,i[10]=d*M+f*A+m*C+v*N,i[14]=d*S+f*L+m*O+v*B,i[3]=g*_+y*T+x*R+b*I,i[7]=g*w+y*E+x*P+b*D,i[11]=g*M+y*A+x*C+b*N,i[15]=g*S+y*L+x*O+b*B,this},Jt.prototype.multiplyScalar=function(t){var e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this},Jt.prototype.determinant=function(){var t=this.elements,e=t[0],n=t[4],r=t[8],i=t[12],a=t[1],o=t[5],s=t[9],c=t[13],l=t[2],h=t[6],u=t[10],p=t[14];return t[3]*(+i*s*h-r*c*h-i*o*u+n*c*u+r*o*p-n*s*p)+t[7]*(+e*s*p-e*c*u+i*a*u-r*a*p+r*c*l-i*s*l)+t[11]*(+e*c*h-e*o*p-i*a*h+n*a*p+i*o*l-n*c*l)+t[15]*(-r*o*l-e*s*h+e*o*u+r*a*h-n*a*u+n*s*l)},Jt.prototype.transpose=function(){var t,e=this.elements;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},Jt.prototype.setPosition=function(t,e,n){var r=this.elements;return t.isVector3?(r[12]=t.x,r[13]=t.y,r[14]=t.z):(r[12]=t,r[13]=e,r[14]=n),this},Jt.prototype.getInverse=function(t,e){void 0!==e&&console.warn("THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.");var n=this.elements,r=t.elements,i=r[0],a=r[1],o=r[2],s=r[3],c=r[4],l=r[5],h=r[6],u=r[7],p=r[8],d=r[9],f=r[10],m=r[11],v=r[12],g=r[13],y=r[14],x=r[15],b=d*y*u-g*f*u+g*h*m-l*y*m-d*h*x+l*f*x,_=v*f*u-p*y*u-v*h*m+c*y*m+p*h*x-c*f*x,w=p*g*u-v*d*u+v*l*m-c*g*m-p*l*x+c*d*x,M=v*d*h-p*g*h-v*l*f+c*g*f+p*l*y-c*d*y,S=i*b+a*_+o*w+s*M;if(0===S)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);var T=1/S;return n[0]=b*T,n[1]=(g*f*s-d*y*s-g*o*m+a*y*m+d*o*x-a*f*x)*T,n[2]=(l*y*s-g*h*s+g*o*u-a*y*u-l*o*x+a*h*x)*T,n[3]=(d*h*s-l*f*s-d*o*u+a*f*u+l*o*m-a*h*m)*T,n[4]=_*T,n[5]=(p*y*s-v*f*s+v*o*m-i*y*m-p*o*x+i*f*x)*T,n[6]=(v*h*s-c*y*s-v*o*u+i*y*u+c*o*x-i*h*x)*T,n[7]=(c*f*s-p*h*s+p*o*u-i*f*u-c*o*m+i*h*m)*T,n[8]=w*T,n[9]=(v*d*s-p*g*s-v*a*m+i*g*m+p*a*x-i*d*x)*T,n[10]=(c*g*s-v*l*s+v*a*u-i*g*u-c*a*x+i*l*x)*T,n[11]=(p*l*s-c*d*s-p*a*u+i*d*u+c*a*m-i*l*m)*T,n[12]=M*T,n[13]=(p*g*o-v*d*o+v*a*f-i*g*f-p*a*y+i*d*y)*T,n[14]=(v*l*o-c*g*o-v*a*h+i*g*h+c*a*y-i*l*y)*T,n[15]=(c*d*o-p*l*o+p*a*h-i*d*h-c*a*f+i*l*f)*T,this},Jt.prototype.scale=function(t){var e=this.elements,n=t.x,r=t.y,i=t.z;return e[0]*=n,e[4]*=r,e[8]*=i,e[1]*=n,e[5]*=r,e[9]*=i,e[2]*=n,e[6]*=r,e[10]*=i,e[3]*=n,e[7]*=r,e[11]*=i,this},Jt.prototype.getMaxScaleOnAxis=function(){var t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],r=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,r))},Jt.prototype.makeTranslation=function(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this},Jt.prototype.makeRotationX=function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this},Jt.prototype.makeRotationY=function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this},Jt.prototype.makeRotationZ=function(t){var e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this},Jt.prototype.makeRotationAxis=function(t,e){var n=Math.cos(e),r=Math.sin(e),i=1-n,a=t.x,o=t.y,s=t.z,c=i*a,l=i*o;return this.set(c*a+n,c*o-r*s,c*s+r*o,0,c*o+r*s,l*o+n,l*s-r*a,0,c*s-r*o,l*s+r*a,i*s*s+n,0,0,0,0,1),this},Jt.prototype.makeScale=function(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this},Jt.prototype.makeShear=function(t,e,n){return this.set(1,e,n,0,t,1,n,0,t,e,1,0,0,0,0,1),this},Jt.prototype.compose=function(t,e,n){var r=this.elements,i=e._x,a=e._y,o=e._z,s=e._w,c=i+i,l=a+a,h=o+o,u=i*c,p=i*l,d=i*h,f=a*l,m=a*h,v=o*h,g=s*c,y=s*l,x=s*h,b=n.x,_=n.y,w=n.z;return r[0]=(1-(f+v))*b,r[1]=(p+x)*b,r[2]=(d-y)*b,r[3]=0,r[4]=(p-x)*_,r[5]=(1-(u+v))*_,r[6]=(m+g)*_,r[7]=0,r[8]=(d+y)*w,r[9]=(m-g)*w,r[10]=(1-(u+f))*w,r[11]=0,r[12]=t.x,r[13]=t.y,r[14]=t.z,r[15]=1,this},Jt.prototype.decompose=function(t,e,n){var r=this.elements,i=Qt.set(r[0],r[1],r[2]).length(),a=Qt.set(r[4],r[5],r[6]).length(),o=Qt.set(r[8],r[9],r[10]).length();this.determinant()<0&&(i=-i),t.x=r[12],t.y=r[13],t.z=r[14],Kt.copy(this);var s=1/i,c=1/a,l=1/o;return Kt.elements[0]*=s,Kt.elements[1]*=s,Kt.elements[2]*=s,Kt.elements[4]*=c,Kt.elements[5]*=c,Kt.elements[6]*=c,Kt.elements[8]*=l,Kt.elements[9]*=l,Kt.elements[10]*=l,e.setFromRotationMatrix(Kt),n.x=i,n.y=a,n.z=o,this},Jt.prototype.makePerspective=function(t,e,n,r,i,a){void 0===a&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");var o=this.elements,s=2*i/(e-t),c=2*i/(n-r),l=(e+t)/(e-t),h=(n+r)/(n-r),u=-(a+i)/(a-i),p=-2*a*i/(a-i);return o[0]=s,o[4]=0,o[8]=l,o[12]=0,o[1]=0,o[5]=c,o[9]=h,o[13]=0,o[2]=0,o[6]=0,o[10]=u,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this},Jt.prototype.makeOrthographic=function(t,e,n,r,i,a){var o=this.elements,s=1/(e-t),c=1/(n-r),l=1/(a-i),h=(e+t)*s,u=(n+r)*c,p=(a+i)*l;return o[0]=2*s,o[4]=0,o[8]=0,o[12]=-h,o[1]=0,o[5]=2*c,o[9]=0,o[13]=-u,o[2]=0,o[6]=0,o[10]=-2*l,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this},Jt.prototype.equals=function(t){for(var e=this.elements,n=t.elements,r=0;r<16;r++)if(e[r]!==n[r])return!1;return!0},Jt.prototype.fromArray=function(t,e){void 0===e&&(e=0);for(var n=0;n<16;n++)this.elements[n]=t[n+e];return this},Jt.prototype.toArray=function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t};var Qt=new wt,Kt=new Jt,$t=new wt(0,0,0),te=new wt(1,1,1),ee=new wt,ne=new wt,re=new wt,ie=function t(e,n,r,i){void 0===e&&(e=0),void 0===n&&(n=0),void 0===r&&(r=0),void 0===i&&(i=t.DefaultOrder),Object.defineProperty(this,"isEuler",{value:!0}),this._x=e,this._y=n,this._z=r,this._order=i},ae={x:{configurable:!0},y:{configurable:!0},z:{configurable:!0},order:{configurable:!0}};ae.x.get=function(){return this._x},ae.x.set=function(t){this._x=t,this._onChangeCallback()},ae.y.get=function(){return this._y},ae.y.set=function(t){this._y=t,this._onChangeCallback()},ae.z.get=function(){return this._z},ae.z.set=function(t){this._z=t,this._onChangeCallback()},ae.order.get=function(){return this._order},ae.order.set=function(t){this._order=t,this._onChangeCallback()},ie.prototype.set=function(t,e,n,r){return this._x=t,this._y=e,this._z=n,this._order=r||this._order,this._onChangeCallback(),this},ie.prototype.clone=function(){return new this.constructor(this._x,this._y,this._z,this._order)},ie.prototype.copy=function(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this},ie.prototype.setFromRotationMatrix=function(t,e,n){var r=ct.clamp,i=t.elements,a=i[0],o=i[4],s=i[8],c=i[1],l=i[5],h=i[9],u=i[2],p=i[6],d=i[10];switch(e=e||this._order){case"XYZ":this._y=Math.asin(r(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-o,a)):(this._x=Math.atan2(p,l),this._z=0);break;case"YXZ":this._x=Math.asin(-r(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(s,d),this._z=Math.atan2(c,l)):(this._y=Math.atan2(-u,a),this._z=0);break;case"ZXY":this._x=Math.asin(r(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-o,l)):(this._y=0,this._z=Math.atan2(c,a));break;case"ZYX":this._y=Math.asin(-r(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(p,d),this._z=Math.atan2(c,a)):(this._x=0,this._z=Math.atan2(-o,l));break;case"YZX":this._z=Math.asin(r(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-u,a)):(this._x=0,this._y=Math.atan2(s,d));break;case"XZY":this._z=Math.asin(-r(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(p,l),this._y=Math.atan2(s,a)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!1!==n&&this._onChangeCallback(),this},ie.prototype.setFromQuaternion=function(t,e,n){return oe.makeRotationFromQuaternion(t),this.setFromRotationMatrix(oe,e,n)},ie.prototype.setFromVector3=function(t,e){return this.set(t.x,t.y,t.z,e||this._order)},ie.prototype.reorder=function(t){return se.setFromEuler(this),this.setFromQuaternion(se,t)},ie.prototype.equals=function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order},ie.prototype.fromArray=function(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this},ie.prototype.toArray=function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t},ie.prototype.toVector3=function(t){return t?t.set(this._x,this._y,this._z):new wt(this._x,this._y,this._z)},ie.prototype._onChange=function(t){return this._onChangeCallback=t,this},ie.prototype._onChangeCallback=function(){},Object.defineProperties(ie.prototype,ae),ie.DefaultOrder="XYZ",ie.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];var oe=new Jt,se=new bt,ce=function(){this.mask=1};ce.prototype.set=function(t){this.mask=1<<t|0},ce.prototype.enable=function(t){this.mask|=1<<t|0},ce.prototype.enableAll=function(){this.mask=-1},ce.prototype.toggle=function(t){this.mask^=1<<t|0},ce.prototype.disable=function(t){this.mask&=~(1<<t|0)},ce.prototype.disableAll=function(){this.mask=0},ce.prototype.test=function(t){return 0!=(this.mask&t.mask)};var le=0,he=new wt,ue=new bt,pe=new Jt,de=new wt,fe=new wt,me=new wt,ve=new bt,ge=new wt(1,0,0),ye=new wt(0,1,0),xe=new wt(0,0,1),be={type:"added"},_e={type:"removed"};function we(){Object.defineProperty(this,"id",{value:le++}),this.uuid=ct.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=we.DefaultUp.clone();var t=new wt,e=new ie,n=new bt,r=new wt(1,1,1);e._onChange((function(){n.setFromEuler(e,!1)})),n._onChange((function(){e.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:r},modelViewMatrix:{value:new Jt},normalMatrix:{value:new pt}}),this.matrix=new Jt,this.matrixWorld=new Jt,this.matrixAutoUpdate=we.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new ce,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={}}we.DefaultUp=new wt(0,1,0),we.DefaultMatrixAutoUpdate=!0,we.prototype=Object.assign(Object.create(it.prototype),{constructor:we,isObject3D:!0,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix4:function(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(t){return this.quaternion.premultiply(t),this},setRotationFromAxisAngle:function(t,e){this.quaternion.setFromAxisAngle(t,e)},setRotationFromEuler:function(t){this.quaternion.setFromEuler(t,!0)},setRotationFromMatrix:function(t){this.quaternion.setFromRotationMatrix(t)},setRotationFromQuaternion:function(t){this.quaternion.copy(t)},rotateOnAxis:function(t,e){return ue.setFromAxisAngle(t,e),this.quaternion.multiply(ue),this},rotateOnWorldAxis:function(t,e){return ue.setFromAxisAngle(t,e),this.quaternion.premultiply(ue),this},rotateX:function(t){return this.rotateOnAxis(ge,t)},rotateY:function(t){return this.rotateOnAxis(ye,t)},rotateZ:function(t){return this.rotateOnAxis(xe,t)},translateOnAxis:function(t,e){return he.copy(t).applyQuaternion(this.quaternion),this.position.add(he.multiplyScalar(e)),this},translateX:function(t){return this.translateOnAxis(ge,t)},translateY:function(t){return this.translateOnAxis(ye,t)},translateZ:function(t){return this.translateOnAxis(xe,t)},localToWorld:function(t){return t.applyMatrix4(this.matrixWorld)},worldToLocal:function(t){return t.applyMatrix4(pe.getInverse(this.matrixWorld))},lookAt:function(t,e,n){t.isVector3?de.copy(t):de.set(t,e,n);var r=this.parent;this.updateWorldMatrix(!0,!1),fe.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?pe.lookAt(fe,de,this.up):pe.lookAt(de,fe,this.up),this.quaternion.setFromRotationMatrix(pe),r&&(pe.extractRotation(r.matrixWorld),ue.setFromRotationMatrix(pe),this.quaternion.premultiply(ue.inverse()))},add:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(null!==t.parent&&t.parent.remove(t),t.parent=this,this.children.push(t),t.dispatchEvent(be)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this)},remove:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}var n=this.children.indexOf(t);return-1!==n&&(t.parent=null,this.children.splice(n,1),t.dispatchEvent(_e)),this},attach:function(t){return this.updateWorldMatrix(!0,!1),pe.getInverse(this.matrixWorld),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),pe.multiply(t.parent.matrixWorld)),t.applyMatrix4(pe),t.updateWorldMatrix(!1,!1),this.add(t),this},getObjectById:function(t){return this.getObjectByProperty("id",t)},getObjectByName:function(t){return this.getObjectByProperty("name",t)},getObjectByProperty:function(t,e){if(this[t]===e)return this;for(var n=0,r=this.children.length;n<r;n++){var i=this.children[n].getObjectByProperty(t,e);if(void 0!==i)return i}},getWorldPosition:function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldPosition() target is now required"),t=new wt),this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldQuaternion() target is now required"),t=new bt),this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(fe,t,me),t},getWorldScale:function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldScale() target is now required"),t=new wt),this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(fe,ve,t),t},getWorldDirection:function(t){void 0===t&&(console.warn("THREE.Object3D: .getWorldDirection() target is now required"),t=new wt),this.updateWorldMatrix(!0,!1);var e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()},raycast:function(){},traverse:function(t){t(this);for(var e=this.children,n=0,r=e.length;n<r;n++)e[n].traverse(t)},traverseVisible:function(t){if(!1!==this.visible){t(this);for(var e=this.children,n=0,r=e.length;n<r;n++)e[n].traverseVisible(t)}},traverseAncestors:function(t){var e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,t=!0);for(var e=this.children,n=0,r=e.length;n<r;n++)e[n].updateMatrixWorld(t)},updateWorldMatrix:function(t,e){var n=this.parent;if(!0===t&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===e)for(var r=this.children,i=0,a=r.length;i<a;i++)r[i].updateWorldMatrix(!1,!0)},toJSON:function(t){var e=void 0===t||"string"==typeof t,n={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{}},n.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});var r={};function i(e,n){return void 0===e[n.uuid]&&(e[n.uuid]=n.toJSON(t)),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),"{}"!==JSON.stringify(this.userData)&&(r.userData=this.userData),r.layers=this.layers.mask,r.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(r.matrixAutoUpdate=!1),this.isInstancedMesh&&(r.type="InstancedMesh",r.count=this.count,r.instanceMatrix=this.instanceMatrix.toJSON()),this.isMesh||this.isLine||this.isPoints){r.geometry=i(t.geometries,this.geometry);var a=this.geometry.parameters;if(void 0!==a&&void 0!==a.shapes){var o=a.shapes;if(Array.isArray(o))for(var s=0,c=o.length;s<c;s++){var l=o[s];i(t.shapes,l)}else i(t.shapes,o)}}if(void 0!==this.material)if(Array.isArray(this.material)){for(var h=[],u=0,p=this.material.length;u<p;u++)h.push(i(t.materials,this.material[u]));r.material=h}else r.material=i(t.materials,this.material);if(this.children.length>0){r.children=[];for(var d=0;d<this.children.length;d++)r.children.push(this.children[d].toJSON(t).object)}if(e){var f=x(t.geometries),m=x(t.materials),v=x(t.textures),g=x(t.images),y=x(t.shapes);f.length>0&&(n.geometries=f),m.length>0&&(n.materials=m),v.length>0&&(n.textures=v),g.length>0&&(n.images=g),y.length>0&&(n.shapes=y)}return n.object=r,n;function x(t){var e=[];for(var n in t){var r=t[n];delete r.metadata,e.push(r)}return e}},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){if(void 0===e&&(e=!0),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(var n=0;n<t.children.length;n++){var r=t.children[n];this.add(r.clone())}return this}});var Me=new wt,Se=new wt,Te=new pt,Ee=function(t,e){Object.defineProperty(this,"isPlane",{value:!0}),this.normal=void 0!==t?t:new wt(1,0,0),this.constant=void 0!==e?e:0};Ee.prototype.set=function(t,e){return this.normal.copy(t),this.constant=e,this},Ee.prototype.setComponents=function(t,e,n,r){return this.normal.set(t,e,n),this.constant=r,this},Ee.prototype.setFromNormalAndCoplanarPoint=function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},Ee.prototype.setFromCoplanarPoints=function(t,e,n){var r=Me.subVectors(n,e).cross(Se.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(r,t),this},Ee.prototype.clone=function(){return(new this.constructor).copy(this)},Ee.prototype.copy=function(t){return this.normal.copy(t.normal),this.constant=t.constant,this},Ee.prototype.normalize=function(){var t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this},Ee.prototype.negate=function(){return this.constant*=-1,this.normal.negate(),this},Ee.prototype.distanceToPoint=function(t){return this.normal.dot(t)+this.constant},Ee.prototype.distanceToSphere=function(t){return this.distanceToPoint(t.center)-t.radius},Ee.prototype.projectPoint=function(t,e){return void 0===e&&(console.warn("THREE.Plane: .projectPoint() target is now 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n=e||Te.getNormalMatrix(t),r=this.coplanarPoint(Me).applyMatrix4(t),i=this.normal.applyMatrix3(n).normalize();return this.constant=-r.dot(i),this},Ee.prototype.translate=function(t){return this.constant-=t.dot(this.normal),this},Ee.prototype.equals=function(t){return t.normal.equals(this.normal)&&t.constant===this.constant};var Ae=new wt,Le=new wt,Re=new wt,Pe=new wt,Ce=new wt,Oe=new wt,Ie=new wt,De=new wt,Ne=new wt,Be=new wt,ze=function(t,e,n){this.a=void 0!==t?t:new wt,this.b=void 0!==e?e:new wt,this.c=void 0!==n?n:new wt};ze.getNormal=function(t,e,n,r){void 0===r&&(console.warn("THREE.Triangle: .getNormal() target is now required"),r=new wt),r.subVectors(n,e),Ae.subVectors(t,e),r.cross(Ae);var i=r.lengthSq();return i>0?r.multiplyScalar(1/Math.sqrt(i)):r.set(0,0,0)},ze.getBarycoord=function(t,e,n,r,i){Ae.subVectors(r,e),Le.subVectors(n,e),Re.subVectors(t,e);var a=Ae.dot(Ae),o=Ae.dot(Le),s=Ae.dot(Re),c=Le.dot(Le),l=Le.dot(Re),h=a*c-o*o;if(void 0===i&&(console.warn("THREE.Triangle: 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Ge={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},Ue={h:0,s:0,l:0},Fe={h:0,s:0,l:0};function He(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}function ke(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Ve(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}var je=function(t,e,n){return Object.defineProperty(this,"isColor",{value:!0}),void 0===e&&void 0===n?this.set(t):this.setRGB(t,e,n)};je.prototype.set=function(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this},je.prototype.setScalar=function(t){return this.r=t,this.g=t,this.b=t,this},je.prototype.setHex=function(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this},je.prototype.setRGB=function(t,e,n){return this.r=t,this.g=e,this.b=n,this},je.prototype.setHSL=function(t,e,n){if(t=ct.euclideanModulo(t,1),e=ct.clamp(e,0,1),n=ct.clamp(n,0,1),0===e)this.r=this.g=this.b=n;else{var r=n<=.5?n*(1+e):n+e-n*e,i=2*n-r;this.r=He(i,r,t+1/3),this.g=He(i,r,t),this.b=He(i,r,t-1/3)}return this},je.prototype.setStyle=function(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}var n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(t)){var r,i=n[1],a=n[2];switch(i){case"rgb":case"rgba":if(r=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(255,parseInt(r[1],10))/255,this.g=Math.min(255,parseInt(r[2],10))/255,this.b=Math.min(255,parseInt(r[3],10))/255,e(r[5]),this;if(r=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(100,parseInt(r[1],10))/100,this.g=Math.min(100,parseInt(r[2],10))/100,this.b=Math.min(100,parseInt(r[3],10))/100,e(r[5]),this;break;case"hsl":case"hsla":if(r=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a)){var o=parseFloat(r[1])/360,s=parseInt(r[2],10)/100,c=parseInt(r[3],10)/100;return e(r[5]),this.setHSL(o,s,c)}}}else if(n=/^\#([A-Fa-f0-9]+)$/.exec(t)){var l=n[1],h=l.length;if(3===h)return this.r=parseInt(l.charAt(0)+l.charAt(0),16)/255,this.g=parseInt(l.charAt(1)+l.charAt(1),16)/255,this.b=parseInt(l.charAt(2)+l.charAt(2),16)/255,this;if(6===h)return this.r=parseInt(l.charAt(0)+l.charAt(1),16)/255,this.g=parseInt(l.charAt(2)+l.charAt(3),16)/255,this.b=parseInt(l.charAt(4)+l.charAt(5),16)/255,this}return t&&t.length>0?this.setColorName(t):this},je.prototype.setColorName=function(t){var e=Ge[t];return void 0!==e?this.setHex(e):console.warn("THREE.Color: Unknown color "+t),this},je.prototype.clone=function(){return new this.constructor(this.r,this.g,this.b)},je.prototype.copy=function(t){return this.r=t.r,this.g=t.g,this.b=t.b,this},je.prototype.copyGammaToLinear=function(t,e){return void 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255*this.r<<16^255*this.g<<8^255*this.b<<0},je.prototype.getHexString=function(){return("000000"+this.getHex().toString(16)).slice(-6)},je.prototype.getHSL=function(t){void 0===t&&(console.warn("THREE.Color: .getHSL() target is now required"),t={h:0,s:0,l:0});var e,n,r=this.r,i=this.g,a=this.b,o=Math.max(r,i,a),s=Math.min(r,i,a),c=(s+o)/2;if(s===o)e=0,n=0;else{var l=o-s;switch(n=c<=.5?l/(o+s):l/(2-o-s),o){case r:e=(i-a)/l+(i<a?6:0);break;case i:e=(a-r)/l+2;break;case a:e=(r-i)/l+4}e/=6}return t.h=e,t.s=n,t.l=c,t},je.prototype.getStyle=function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},je.prototype.offsetHSL=function(t,e,n){return this.getHSL(Ue),Ue.h+=t,Ue.s+=e,Ue.l+=n,this.setHSL(Ue.h,Ue.s,Ue.l),this},je.prototype.add=function(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this},je.prototype.addColors=function(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this},je.prototype.addScalar=function(t){return this.r+=t,this.g+=t,this.b+=t,this},je.prototype.sub=function(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this},je.prototype.multiply=function(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this},je.prototype.multiplyScalar=function(t){return this.r*=t,this.g*=t,this.b*=t,this},je.prototype.lerp=function(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this},je.prototype.lerpHSL=function(t,e){this.getHSL(Ue),t.getHSL(Fe);var n=ct.lerp(Ue.h,Fe.h,e),r=ct.lerp(Ue.s,Fe.s,e),i=ct.lerp(Ue.l,Fe.l,e);return this.setHSL(n,r,i),this},je.prototype.equals=function(t){return t.r===this.r&&t.g===this.g&&t.b===this.b},je.prototype.fromArray=function(t,e){return void 0===e&&(e=0),this.r=t[e],this.g=t[e+1],this.b=t[e+2],this},je.prototype.toArray=function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t},je.prototype.fromBufferAttribute=function(t,e){return this.r=t.getX(e),this.g=t.getY(e),this.b=t.getZ(e),!0===t.normalized&&(this.r/=255,this.g/=255,this.b/=255),this},je.prototype.toJSON=function(){return this.getHex()},je.NAMES=Ge,je.prototype.r=1,je.prototype.g=1,je.prototype.b=1;var We=function(t,e,n,r,i,a){this.a=t,this.b=e,this.c=n,this.normal=r&&r.isVector3?r:new wt,this.vertexNormals=Array.isArray(r)?r:[],this.color=i&&i.isColor?i:new je,this.vertexColors=Array.isArray(i)?i:[],this.materialIndex=void 0!==a?a:0};We.prototype.clone=function(){return(new this.constructor).copy(this)},We.prototype.copy=function(t){this.a=t.a,this.b=t.b,this.c=t.c,this.normal.copy(t.normal),this.color.copy(t.color),this.materialIndex=t.materialIndex;for(var e=0,n=t.vertexNormals.length;e<n;e++)this.vertexNormals[e]=t.vertexNormals[e].clone();for(var r=0,i=t.vertexColors.length;r<i;r++)this.vertexColors[r]=t.vertexColors[r].clone();return this};var qe=0;function Xe(){Object.defineProperty(this,"id",{value:qe++}),this.uuid=ct.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.flatShading=!1,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=n,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=tt,this.stencilZFail=tt,this.stencilZPass=tt,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.alphaTest=0,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}function Ye(t){Xe.call(this),this.type="MeshBasicMaterial",this.color=new je(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.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.setValues(t)}Xe.prototype=Object.assign(Object.create(it.prototype),{constructor:Xe,isMaterial:!0,onBeforeCompile:function(){},customProgramCacheKey:function(){return this.onBeforeCompile.toString()},setValues:function(t){if(void 0!==t)for(var e in t){var n=t[e];if(void 0!==n)if("shading"!==e){var r=this[e];void 0!==r?r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[e]=n:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}else console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===n;else console.warn("THREE.Material: '"+e+"' parameter is undefined.")}},toJSON:function(t){var e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});var n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function r(t){var e=[];for(var n in t){var r=t[n];delete r.metadata,e.push(r)}return e}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),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.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(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,n.reflectivity=this.reflectivity,n.refractionRatio=this.refractionRatio,void 0!==this.combine&&(n.combine=this.combine),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity)),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(n.size=this.size),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),!0===this.flatShading&&(n.flatShading=this.flatShading),0!==this.side&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,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),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.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(n.morphTargets=!0),!0===this.morphNormals&&(n.morphNormals=!0),!0===this.skinning&&(n.skinning=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),e){var i=r(t.textures),a=r(t.images);i.length>0&&(n.textures=i),a.length>0&&(n.images=a)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.name=t.name,this.fog=t.fog,this.blending=t.blending,this.side=t.side,this.flatShading=t.flatShading,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;var e=t.clippingPlanes,n=null;if(null!==e){var r=e.length;n=new Array(r);for(var i=0;i!==r;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(Xe.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Ye.prototype=Object.create(Xe.prototype),Ye.prototype.constructor=Ye,Ye.prototype.isMeshBasicMaterial=!0,Ye.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this};var Ze=new wt,Je=new lt;function Qe(t,e,n){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===n,this.usage=et,this.updateRange={offset:0,count:-1},this.version=0}function Ke(t,e,n){Qe.call(this,new Int8Array(t),e,n)}function $e(t,e,n){Qe.call(this,new Uint8Array(t),e,n)}function tn(t,e,n){Qe.call(this,new Uint8ClampedArray(t),e,n)}function en(t,e,n){Qe.call(this,new Int16Array(t),e,n)}function nn(t,e,n){Qe.call(this,new Uint16Array(t),e,n)}function rn(t,e,n){Qe.call(this,new Int32Array(t),e,n)}function an(t,e,n){Qe.call(this,new Uint32Array(t),e,n)}function on(t,e,n){Qe.call(this,new Float32Array(t),e,n)}function sn(t,e,n){Qe.call(this,new Float64Array(t),e,n)}Object.defineProperty(Qe.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(Qe.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(t){return this.usage=t,this},copy:function(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this},copyAt:function(t,e,n){t*=this.itemSize,n*=e.itemSize;for(var r=0,i=this.itemSize;r<i;r++)this.array[t+r]=e.array[n+r];return this},copyArray:function(t){return this.array.set(t),this},copyColorsArray:function(t){for(var e=this.array,n=0,r=0,i=t.length;r<i;r++){var a=t[r];void 0===a&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",r),a=new je),e[n++]=a.r,e[n++]=a.g,e[n++]=a.b}return this},copyVector2sArray:function(t){for(var e=this.array,n=0,r=0,i=t.length;r<i;r++){var a=t[r];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",r),a=new lt),e[n++]=a.x,e[n++]=a.y}return this},copyVector3sArray:function(t){for(var e=this.array,n=0,r=0,i=t.length;r<i;r++){var a=t[r];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",r),a=new wt),e[n++]=a.x,e[n++]=a.y,e[n++]=a.z}return this},copyVector4sArray:function(t){for(var e=this.array,n=0,r=0,i=t.length;r<i;r++){var a=t[r];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",r),a=new vt),e[n++]=a.x,e[n++]=a.y,e[n++]=a.z,e[n++]=a.w}return this},applyMatrix3:function(t){if(2===this.itemSize)for(var e=0,n=this.count;e<n;e++)Je.fromBufferAttribute(this,e),Je.applyMatrix3(t),this.setXY(e,Je.x,Je.y);else if(3===this.itemSize)for(var r=0,i=this.count;r<i;r++)Ze.fromBufferAttribute(this,r),Ze.applyMatrix3(t),this.setXYZ(r,Ze.x,Ze.y,Ze.z);return this},applyMatrix4:function(t){for(var e=0,n=this.count;e<n;e++)Ze.x=this.getX(e),Ze.y=this.getY(e),Ze.z=this.getZ(e),Ze.applyMatrix4(t),this.setXYZ(e,Ze.x,Ze.y,Ze.z);return this},applyNormalMatrix:function(t){for(var e=0,n=this.count;e<n;e++)Ze.x=this.getX(e),Ze.y=this.getY(e),Ze.z=this.getZ(e),Ze.applyNormalMatrix(t),this.setXYZ(e,Ze.x,Ze.y,Ze.z);return this},transformDirection:function(t){for(var e=0,n=this.count;e<n;e++)Ze.x=this.getX(e),Ze.y=this.getY(e),Ze.z=this.getZ(e),Ze.transformDirection(t),this.setXYZ(e,Ze.x,Ze.y,Ze.z);return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},getX:function(t){return this.array[t*this.itemSize]},setX:function(t,e){return this.array[t*this.itemSize]=e,this},getY:function(t){return this.array[t*this.itemSize+1]},setY:function(t,e){return this.array[t*this.itemSize+1]=e,this},getZ:function(t){return this.array[t*this.itemSize+2]},setZ:function(t,e){return this.array[t*this.itemSize+2]=e,this},getW:function(t){return this.array[t*this.itemSize+3]},setW:function(t,e){return this.array[t*this.itemSize+3]=e,this},setXY:function(t,e,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this},setXYZ:function(t,e,n,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=r,this},setXYZW:function(t,e,n,r,i){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=r,this.array[t+3]=i,this},onUpload:function(t){return this.onUploadCallback=t,this},clone:function(){return new this.constructor(this.array,this.itemSize).copy(this)},toJSON:function(){return{itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized}}}),Ke.prototype=Object.create(Qe.prototype),Ke.prototype.constructor=Ke,$e.prototype=Object.create(Qe.prototype),$e.prototype.constructor=$e,tn.prototype=Object.create(Qe.prototype),tn.prototype.constructor=tn,en.prototype=Object.create(Qe.prototype),en.prototype.constructor=en,nn.prototype=Object.create(Qe.prototype),nn.prototype.constructor=nn,rn.prototype=Object.create(Qe.prototype),rn.prototype.constructor=rn,an.prototype=Object.create(Qe.prototype),an.prototype.constructor=an,on.prototype=Object.create(Qe.prototype),on.prototype.constructor=on,sn.prototype=Object.create(Qe.prototype),sn.prototype.constructor=sn;var cn=function(){this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1};function ln(t){if(0===t.length)return-1/0;for(var e=t[0],n=1,r=t.length;n<r;++n)t[n]>e&&(e=t[n]);return e}cn.prototype.computeGroups=function(t){var e,n,r=[],i=void 0,a=t.faces;for(n=0;n<a.length;n++){var o=a[n];o.materialIndex!==i&&(i=o.materialIndex,void 0!==e&&(e.count=3*n-e.start,r.push(e)),e={start:3*n,materialIndex:i})}void 0!==e&&(e.count=3*n-e.start,r.push(e)),this.groups=r},cn.prototype.fromGeometry=function(t){var e,n=t.faces,r=t.vertices,i=t.faceVertexUvs,a=i[0]&&i[0].length>0,o=i[1]&&i[1].length>0,s=t.morphTargets,c=s.length;if(c>0){e=[];for(var l=0;l<c;l++)e[l]={name:s[l].name,data:[]};this.morphTargets.position=e}var h,u=t.morphNormals,p=u.length;if(p>0){h=[];for(var d=0;d<p;d++)h[d]={name:u[d].name,data:[]};this.morphTargets.normal=h}var f=t.skinIndices,m=t.skinWeights,v=f.length===r.length,g=m.length===r.length;r.length>0&&0===n.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(var y=0;y<n.length;y++){var x=n[y];this.vertices.push(r[x.a],r[x.b],r[x.c]);var b=x.vertexNormals;if(3===b.length)this.normals.push(b[0],b[1],b[2]);else{var _=x.normal;this.normals.push(_,_,_)}var w=x.vertexColors;if(3===w.length)this.colors.push(w[0],w[1],w[2]);else{var M=x.color;this.colors.push(M,M,M)}if(!0===a){var S=i[0][y];void 0!==S?this.uvs.push(S[0],S[1],S[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",y),this.uvs.push(new lt,new lt,new lt))}if(!0===o){var T=i[1][y];void 0!==T?this.uvs2.push(T[0],T[1],T[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",y),this.uvs2.push(new lt,new lt,new lt))}for(var E=0;E<c;E++){var A=s[E].vertices;e[E].data.push(A[x.a],A[x.b],A[x.c])}for(var L=0;L<p;L++){var R=u[L].vertexNormals[y];h[L].data.push(R.a,R.b,R.c)}v&&this.skinIndices.push(f[x.a],f[x.b],f[x.c]),g&&this.skinWeights.push(m[x.a],m[x.b],m[x.c])}return this.computeGroups(t),this.verticesNeedUpdate=t.verticesNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this};var hn=1,un=new Jt,pn=new we,dn=new wt,fn=new Tt,mn=new Tt,vn=new wt;function gn(){Object.defineProperty(this,"id",{value:hn+=2}),this.uuid=ct.generateUUID(),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={}}gn.prototype=Object.assign(Object.create(it.prototype),{constructor:gn,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(t){Array.isArray(t)?this.index=new(ln(t)>65535?an:nn)(t,1):this.index=t},getAttribute:function(t){return this.attributes[t]},setAttribute:function(t,e){return this.attributes[t]=e,this},deleteAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,n){this.groups.push({start:t,count:e,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix4:function(t){var e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);var n=this.attributes.normal;if(void 0!==n){var r=(new pt).getNormalMatrix(t);n.applyNormalMatrix(r),n.needsUpdate=!0}var i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(t),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(t){return un.makeRotationX(t),this.applyMatrix4(un),this},rotateY:function(t){return un.makeRotationY(t),this.applyMatrix4(un),this},rotateZ:function(t){return un.makeRotationZ(t),this.applyMatrix4(un),this},translate:function(t,e,n){return un.makeTranslation(t,e,n),this.applyMatrix4(un),this},scale:function(t,e,n){return un.makeScale(t,e,n),this.applyMatrix4(un),this},lookAt:function(t){return pn.lookAt(t),pn.updateMatrix(),this.applyMatrix4(pn.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(dn).negate(),this.translate(dn.x,dn.y,dn.z),this},setFromObject:function(t){var e=t.geometry;if(t.isPoints||t.isLine){var n=new on(3*e.vertices.length,3),r=new on(3*e.colors.length,3);if(this.setAttribute("position",n.copyVector3sArray(e.vertices)),this.setAttribute("color",r.copyColorsArray(e.colors)),e.lineDistances&&e.lineDistances.length===e.vertices.length){var i=new on(e.lineDistances.length,1);this.setAttribute("lineDistance",i.copyArray(e.lineDistances))}null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone())}else t.isMesh&&e&&e.isGeometry&&this.fromGeometry(e);return this},setFromPoints:function(t){for(var e=[],n=0,r=t.length;n<r;n++){var i=t[n];e.push(i.x,i.y,i.z||0)}return this.setAttribute("position",new on(e,3)),this},updateFromObject:function(t){var e=t.geometry;if(t.isMesh){var n=e.__directGeometry;if(!0===e.elementsNeedUpdate&&(n=void 0,e.elementsNeedUpdate=!1),void 0===n)return this.fromGeometry(e);n.verticesNeedUpdate=e.verticesNeedUpdate,n.normalsNeedUpdate=e.normalsNeedUpdate,n.colorsNeedUpdate=e.colorsNeedUpdate,n.uvsNeedUpdate=e.uvsNeedUpdate,n.groupsNeedUpdate=e.groupsNeedUpdate,e.verticesNeedUpdate=!1,e.normalsNeedUpdate=!1,e.colorsNeedUpdate=!1,e.uvsNeedUpdate=!1,e.groupsNeedUpdate=!1,e=n}if(!0===e.verticesNeedUpdate){var r=this.attributes.position;void 0!==r&&(r.copyVector3sArray(e.vertices),r.needsUpdate=!0),e.verticesNeedUpdate=!1}if(!0===e.normalsNeedUpdate){var i=this.attributes.normal;void 0!==i&&(i.copyVector3sArray(e.normals),i.needsUpdate=!0),e.normalsNeedUpdate=!1}if(!0===e.colorsNeedUpdate){var a=this.attributes.color;void 0!==a&&(a.copyColorsArray(e.colors),a.needsUpdate=!0),e.colorsNeedUpdate=!1}if(e.uvsNeedUpdate){var o=this.attributes.uv;void 0!==o&&(o.copyVector2sArray(e.uvs),o.needsUpdate=!0),e.uvsNeedUpdate=!1}if(e.lineDistancesNeedUpdate){var s=this.attributes.lineDistance;void 0!==s&&(s.copyArray(e.lineDistances),s.needsUpdate=!0),e.lineDistancesNeedUpdate=!1}return e.groupsNeedUpdate&&(e.computeGroups(t.geometry),this.groups=e.groups,e.groupsNeedUpdate=!1),this},fromGeometry:function(t){return t.__directGeometry=(new cn).fromGeometry(t),this.fromDirectGeometry(t.__directGeometry)},fromDirectGeometry:function(t){var e=new Float32Array(3*t.vertices.length);if(this.setAttribute("position",new Qe(e,3).copyVector3sArray(t.vertices)),t.normals.length>0){var n=new Float32Array(3*t.normals.length);this.setAttribute("normal",new Qe(n,3).copyVector3sArray(t.normals))}if(t.colors.length>0){var r=new Float32Array(3*t.colors.length);this.setAttribute("color",new Qe(r,3).copyColorsArray(t.colors))}if(t.uvs.length>0){var i=new Float32Array(2*t.uvs.length);this.setAttribute("uv",new Qe(i,2).copyVector2sArray(t.uvs))}if(t.uvs2.length>0){var a=new Float32Array(2*t.uvs2.length);this.setAttribute("uv2",new Qe(a,2).copyVector2sArray(t.uvs2))}for(var o in this.groups=t.groups,t.morphTargets){for(var s=[],c=t.morphTargets[o],l=0,h=c.length;l<h;l++){var u=c[l],p=new on(3*u.data.length,3);p.name=u.name,s.push(p.copyVector3sArray(u.data))}this.morphAttributes[o]=s}if(t.skinIndices.length>0){var d=new on(4*t.skinIndices.length,4);this.setAttribute("skinIndex",d.copyVector4sArray(t.skinIndices))}if(t.skinWeights.length>0){var f=new on(4*t.skinWeights.length,4);this.setAttribute("skinWeight",f.copyVector4sArray(t.skinWeights))}return null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new Tt);var t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingBox.set(new wt(-1/0,-1/0,-1/0),new wt(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(var n=0,r=e.length;n<r;n++){var i=e[n];fn.setFromBufferAttribute(i),this.morphTargetsRelative?(vn.addVectors(this.boundingBox.min,fn.min),this.boundingBox.expandByPoint(vn),vn.addVectors(this.boundingBox.max,fn.max),this.boundingBox.expandByPoint(vn)):(this.boundingBox.expandByPoint(fn.min),this.boundingBox.expandByPoint(fn.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:function(){null===this.boundingSphere&&(this.boundingSphere=new Ht);var t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "false".',this),void this.boundingSphere.set(new wt,1/0);if(t){var n=this.boundingSphere.center;if(fn.setFromBufferAttribute(t),e)for(var r=0,i=e.length;r<i;r++){var a=e[r];mn.setFromBufferAttribute(a),this.morphTargetsRelative?(vn.addVectors(fn.min,mn.min),fn.expandByPoint(vn),vn.addVectors(fn.max,mn.max),fn.expandByPoint(vn)):(fn.expandByPoint(mn.min),fn.expandByPoint(mn.max))}fn.getCenter(n);for(var o=0,s=0,c=t.count;s<c;s++)vn.fromBufferAttribute(t,s),o=Math.max(o,n.distanceToSquared(vn));if(e)for(var l=0,h=e.length;l<h;l++)for(var u=e[l],p=this.morphTargetsRelative,d=0,f=u.count;d<f;d++)vn.fromBufferAttribute(u,d),p&&(dn.fromBufferAttribute(t,d),vn.add(dn)),o=Math.max(o,n.distanceToSquared(vn));this.boundingSphere.radius=Math.sqrt(o),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}},computeFaceNormals:function(){},computeVertexNormals:function(){var t=this.index,e=this.getAttribute("position");if(void 0!==e){var n=this.getAttribute("normal");if(void 0===n)n=new Qe(new Float32Array(3*e.count),3),this.setAttribute("normal",n);else for(var r=0,i=n.count;r<i;r++)n.setXYZ(r,0,0,0);var a=new wt,o=new wt,s=new wt,c=new wt,l=new wt,h=new wt,u=new wt,p=new wt;if(t)for(var d=0,f=t.count;d<f;d+=3){var m=t.getX(d+0),v=t.getX(d+1),g=t.getX(d+2);a.fromBufferAttribute(e,m),o.fromBufferAttribute(e,v),s.fromBufferAttribute(e,g),u.subVectors(s,o),p.subVectors(a,o),u.cross(p),c.fromBufferAttribute(n,m),l.fromBufferAttribute(n,v),h.fromBufferAttribute(n,g),c.add(u),l.add(u),h.add(u),n.setXYZ(m,c.x,c.y,c.z),n.setXYZ(v,l.x,l.y,l.z),n.setXYZ(g,h.x,h.y,h.z)}else for(var y=0,x=e.count;y<x;y+=3)a.fromBufferAttribute(e,y+0),o.fromBufferAttribute(e,y+1),s.fromBufferAttribute(e,y+2),u.subVectors(s,o),p.subVectors(a,o),u.cross(p),n.setXYZ(y+0,u.x,u.y,u.z),n.setXYZ(y+1,u.x,u.y,u.z),n.setXYZ(y+2,u.x,u.y,u.z);this.normalizeNormals(),n.needsUpdate=!0}},merge:function(t,e){if(t&&t.isBufferGeometry){void 0===e&&(e=0,console.warn("THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge."));var n=this.attributes;for(var r in n)if(void 0!==t.attributes[r])for(var i=n[r].array,a=t.attributes[r],o=a.array,s=a.itemSize*e,c=Math.min(o.length,i.length-s),l=0,h=s;l<c;l++,h++)i[h]=o[l];return this}console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",t)},normalizeNormals:function(){for(var t=this.attributes.normal,e=0,n=t.count;e<n;e++)vn.fromBufferAttribute(t,e),vn.normalize(),t.setXYZ(e,vn.x,vn.y,vn.z)},toNonIndexed:function(){function t(t,e){for(var n=t.array,r=t.itemSize,i=t.normalized,a=new n.constructor(e.length*r),o=0,s=0,c=0,l=e.length;c<l;c++){o=e[c]*r;for(var h=0;h<r;h++)a[s++]=n[o++]}return new Qe(a,r,i)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var e=new gn,n=this.index.array,r=this.attributes;for(var i in r){var a=t(r[i],n);e.setAttribute(i,a)}var o=this.morphAttributes;for(var s in o){for(var c=[],l=o[s],h=0,u=l.length;h<u;h++){var p=t(l[h],n);c.push(p)}e.morphAttributes[s]=c}e.morphTargetsRelative=this.morphTargetsRelative;for(var d=this.groups,f=0,m=d.length;f<m;f++){var v=d[f];e.addGroup(v.start,v.count,v.materialIndex)}return e},toJSON:function(){var t={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),Object.keys(this.userData).length>0&&(t.userData=this.userData),void 0!==this.parameters){var e=this.parameters;for(var n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};var r=this.index;null!==r&&(t.data.index={type:r.array.constructor.name,array:Array.prototype.slice.call(r.array)});var i=this.attributes;for(var a in i){var o=i[a],s=o.toJSON(t.data);""!==o.name&&(s.name=o.name),t.data.attributes[a]=s}var c={},l=!1;for(var h in this.morphAttributes){for(var u=this.morphAttributes[h],p=[],d=0,f=u.length;d<f;d++){var m=u[d],v=m.toJSON(t.data);""!==m.name&&(v.name=m.name),p.push(v)}p.length>0&&(c[h]=p,l=!0)}l&&(t.data.morphAttributes=c,t.data.morphTargetsRelative=this.morphTargetsRelative);var g=this.groups;g.length>0&&(t.data.groups=JSON.parse(JSON.stringify(g)));var y=this.boundingSphere;return null!==y&&(t.data.boundingSphere={center:y.center.toArray(),radius:y.radius}),t},clone:function(){return(new gn).copy(this)},copy:function(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;var e={};this.name=t.name;var n=t.index;null!==n&&this.setIndex(n.clone(e));var r=t.attributes;for(var i in r){var a=r[i];this.setAttribute(i,a.clone(e))}var o=t.morphAttributes;for(var s in o){for(var c=[],l=o[s],h=0,u=l.length;h<u;h++)c.push(l[h].clone(e));this.morphAttributes[s]=c}this.morphTargetsRelative=t.morphTargetsRelative;for(var p=t.groups,d=0,f=p.length;d<f;d++){var m=p[d];this.addGroup(m.start,m.count,m.materialIndex)}var v=t.boundingBox;null!==v&&(this.boundingBox=v.clone());var g=t.boundingSphere;return null!==g&&(this.boundingSphere=g.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});var yn=new Jt,xn=new Zt,bn=new Ht,_n=new wt,wn=new wt,Mn=new wt,Sn=new wt,Tn=new wt,En=new wt,An=new wt,Ln=new wt,Rn=new wt,Pn=new lt,Cn=new lt,On=new lt,In=new wt,Dn=new wt;function Nn(t,e){we.call(this),this.type="Mesh",this.geometry=void 0!==t?t:new gn,this.material=void 0!==e?e:new Ye,this.updateMorphTargets()}function Bn(t,e,n,r,i,a,o,s){if(null===(1===e.side?r.intersectTriangle(o,a,i,!0,s):r.intersectTriangle(i,a,o,2!==e.side,s)))return null;Dn.copy(s),Dn.applyMatrix4(t.matrixWorld);var c=n.ray.origin.distanceTo(Dn);return c<n.near||c>n.far?null:{distance:c,point:Dn.clone(),object:t}}function zn(t,e,n,r,i,a,o,s,c,l,h,u){_n.fromBufferAttribute(i,l),wn.fromBufferAttribute(i,h),Mn.fromBufferAttribute(i,u);var p=t.morphTargetInfluences;if(e.morphTargets&&a&&p){An.set(0,0,0),Ln.set(0,0,0),Rn.set(0,0,0);for(var d=0,f=a.length;d<f;d++){var m=p[d],v=a[d];0!==m&&(Sn.fromBufferAttribute(v,l),Tn.fromBufferAttribute(v,h),En.fromBufferAttribute(v,u),o?(An.addScaledVector(Sn,m),Ln.addScaledVector(Tn,m),Rn.addScaledVector(En,m)):(An.addScaledVector(Sn.sub(_n),m),Ln.addScaledVector(Tn.sub(wn),m),Rn.addScaledVector(En.sub(Mn),m)))}_n.add(An),wn.add(Ln),Mn.add(Rn)}t.isSkinnedMesh&&(t.boneTransform(l,_n),t.boneTransform(h,wn),t.boneTransform(u,Mn));var g=Bn(t,e,n,r,_n,wn,Mn,In);if(g){s&&(Pn.fromBufferAttribute(s,l),Cn.fromBufferAttribute(s,h),On.fromBufferAttribute(s,u),g.uv=ze.getUV(In,_n,wn,Mn,Pn,Cn,On,new lt)),c&&(Pn.fromBufferAttribute(c,l),Cn.fromBufferAttribute(c,h),On.fromBufferAttribute(c,u),g.uv2=ze.getUV(In,_n,wn,Mn,Pn,Cn,On,new lt));var y=new We(l,h,u);ze.getNormal(_n,wn,Mn,y.normal),g.face=y}return g}Nn.prototype=Object.assign(Object.create(we.prototype),{constructor:Nn,isMesh:!0,copy:function(t){return we.prototype.copy.call(this,t),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=t.material,this.geometry=t.geometry,this},updateMorphTargets:function(){var t=this.geometry;if(t.isBufferGeometry){var e=t.morphAttributes,n=Object.keys(e);if(n.length>0){var r=e[n[0]];if(void 0!==r){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var i=0,a=r.length;i<a;i++){var o=r[i].name||String(i);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=i}}}}else{var s=t.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}},raycast:function(t,e){var n,r=this.geometry,i=this.material,a=this.matrixWorld;if(void 0!==i&&(null===r.boundingSphere&&r.computeBoundingSphere(),bn.copy(r.boundingSphere),bn.applyMatrix4(a),!1!==t.ray.intersectsSphere(bn)&&(yn.getInverse(a),xn.copy(t.ray).applyMatrix4(yn),null===r.boundingBox||!1!==xn.intersectsBox(r.boundingBox))))if(r.isBufferGeometry){var o=r.index,s=r.attributes.position,c=r.morphAttributes.position,l=r.morphTargetsRelative,h=r.attributes.uv,u=r.attributes.uv2,p=r.groups,d=r.drawRange;if(null!==o)if(Array.isArray(i))for(var f=0,m=p.length;f<m;f++)for(var v=p[f],g=i[v.materialIndex],y=Math.max(v.start,d.start),x=Math.min(v.start+v.count,d.start+d.count);y<x;y+=3){var b=o.getX(y),_=o.getX(y+1),w=o.getX(y+2);(n=zn(this,g,t,xn,s,c,l,h,u,b,_,w))&&(n.faceIndex=Math.floor(y/3),n.face.materialIndex=v.materialIndex,e.push(n))}else for(var M=Math.max(0,d.start),S=Math.min(o.count,d.start+d.count);M<S;M+=3){var T=o.getX(M),E=o.getX(M+1),A=o.getX(M+2);(n=zn(this,i,t,xn,s,c,l,h,u,T,E,A))&&(n.faceIndex=Math.floor(M/3),e.push(n))}else if(void 0!==s)if(Array.isArray(i))for(var L=0,R=p.length;L<R;L++)for(var P=p[L],C=i[P.materialIndex],O=Math.max(P.start,d.start),I=Math.min(P.start+P.count,d.start+d.count);O<I;O+=3){(n=zn(this,C,t,xn,s,c,l,h,u,O,O+1,O+2))&&(n.faceIndex=Math.floor(O/3),n.face.materialIndex=P.materialIndex,e.push(n))}else for(var D=Math.max(0,d.start),N=Math.min(s.count,d.start+d.count);D<N;D+=3){(n=zn(this,i,t,xn,s,c,l,h,u,D,D+1,D+2))&&(n.faceIndex=Math.floor(D/3),e.push(n))}}else if(r.isGeometry){var B,z=Array.isArray(i),G=r.vertices,U=r.faces,F=r.faceVertexUvs[0];F.length>0&&(B=F);for(var H=0,k=U.length;H<k;H++){var V=U[H],j=z?i[V.materialIndex]:i;if(void 0!==j){var W=G[V.a],q=G[V.b],X=G[V.c];if(n=Bn(this,j,t,xn,W,q,X,In)){if(B&&B[H]){var Y=B[H];Pn.copy(Y[0]),Cn.copy(Y[1]),On.copy(Y[2]),n.uv=ze.getUV(In,W,q,X,Pn,Cn,On,new lt)}n.face=V,n.faceIndex=H,e.push(n)}}}}}});var Gn=0,Un=new Jt,Fn=new we,Hn=new wt;function kn(){Object.defineProperty(this,"id",{value:Gn+=2}),this.uuid=ct.generateUUID(),this.name="",this.type="Geometry",this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.elementsNeedUpdate=!1,this.verticesNeedUpdate=!1,this.uvsNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.lineDistancesNeedUpdate=!1,this.groupsNeedUpdate=!1}function Vn(t,e,n,r,i,a){kn.call(this),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:r,heightSegments:i,depthSegments:a},this.fromBufferGeometry(new jn(t,e,n,r,i,a)),this.mergeVertices()}function jn(t,e,n,r,i,a){void 0===t&&(t=1),void 0===e&&(e=1),void 0===n&&(n=1),void 0===r&&(r=1),void 0===i&&(i=1),void 0===a&&(a=1),gn.call(this),this.type="BoxBufferGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:r,heightSegments:i,depthSegments:a};var o=this;r=Math.floor(r),i=Math.floor(i),a=Math.floor(a);var s=[],c=[],l=[],h=[],u=0,p=0;function d(t,e,n,r,i,a,d,f,m,v,g){for(var y=a/m,x=d/v,b=a/2,_=d/2,w=f/2,M=m+1,S=v+1,T=0,E=0,A=new wt,L=0;L<S;L++)for(var R=L*x-_,P=0;P<M;P++){var C=P*y-b;A[t]=C*r,A[e]=R*i,A[n]=w,c.push(A.x,A.y,A.z),A[t]=0,A[e]=0,A[n]=f>0?1:-1,l.push(A.x,A.y,A.z),h.push(P/m),h.push(1-L/v),T+=1}for(var O=0;O<v;O++)for(var I=0;I<m;I++){var D=u+I+M*O,N=u+I+M*(O+1),B=u+(I+1)+M*(O+1),z=u+(I+1)+M*O;s.push(D,N,z),s.push(N,B,z),E+=6}o.addGroup(p,E,g),p+=E,u+=T}d("z","y","x",-1,-1,n,e,t,a,i,0),d("z","y","x",1,-1,n,e,-t,a,i,1),d("x","z","y",1,1,t,n,e,r,a,2),d("x","z","y",1,-1,t,n,-e,r,a,3),d("x","y","z",1,-1,t,e,n,r,i,4),d("x","y","z",-1,-1,t,e,-n,r,i,5),this.setIndex(s),this.setAttribute("position",new on(c,3)),this.setAttribute("normal",new on(l,3)),this.setAttribute("uv",new on(h,2))}function Wn(t){var e={};for(var n in t)for(var r in e[n]={},t[n]){var i=t[n][r];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture)?e[n][r]=i.clone():Array.isArray(i)?e[n][r]=i.slice():e[n][r]=i}return e}function qn(t){for(var e={},n=0;n<t.length;n++){var r=Wn(t[n]);for(var i in r)e[i]=r[i]}return e}kn.prototype=Object.assign(Object.create(it.prototype),{constructor:kn,isGeometry:!0,applyMatrix4:function(t){for(var e=(new pt).getNormalMatrix(t),n=0,r=this.vertices.length;n<r;n++){this.vertices[n].applyMatrix4(t)}for(var i=0,a=this.faces.length;i<a;i++){var o=this.faces[i];o.normal.applyMatrix3(e).normalize();for(var s=0,c=o.vertexNormals.length;s<c;s++)o.vertexNormals[s].applyMatrix3(e).normalize()}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=!0,this.normalsNeedUpdate=!0,this},rotateX:function(t){return Un.makeRotationX(t),this.applyMatrix4(Un),this},rotateY:function(t){return Un.makeRotationY(t),this.applyMatrix4(Un),this},rotateZ:function(t){return Un.makeRotationZ(t),this.applyMatrix4(Un),this},translate:function(t,e,n){return Un.makeTranslation(t,e,n),this.applyMatrix4(Un),this},scale:function(t,e,n){return Un.makeScale(t,e,n),this.applyMatrix4(Un),this},lookAt:function(t){return Fn.lookAt(t),Fn.updateMatrix(),this.applyMatrix4(Fn.matrix),this},fromBufferGeometry:function(t){var e=this,n=null!==t.index?t.index:void 0,r=t.attributes;if(void 0===r.position)return console.error("THREE.Geometry.fromBufferGeometry(): Position attribute required for conversion."),this;var i=r.position,a=r.normal,o=r.color,s=r.uv,c=r.uv2;void 0!==c&&(this.faceVertexUvs[1]=[]);for(var l=0;l<i.count;l++)e.vertices.push((new wt).fromBufferAttribute(i,l)),void 0!==o&&e.colors.push((new je).fromBufferAttribute(o,l));function h(t,n,r,i){var l=void 0===o?[]:[e.colors[t].clone(),e.colors[n].clone(),e.colors[r].clone()],h=void 0===a?[]:[(new wt).fromBufferAttribute(a,t),(new wt).fromBufferAttribute(a,n),(new wt).fromBufferAttribute(a,r)],u=new We(t,n,r,h,l,i);e.faces.push(u),void 0!==s&&e.faceVertexUvs[0].push([(new lt).fromBufferAttribute(s,t),(new lt).fromBufferAttribute(s,n),(new lt).fromBufferAttribute(s,r)]),void 0!==c&&e.faceVertexUvs[1].push([(new lt).fromBufferAttribute(c,t),(new lt).fromBufferAttribute(c,n),(new lt).fromBufferAttribute(c,r)])}var u=t.groups;if(u.length>0)for(var p=0;p<u.length;p++)for(var d=u[p],f=d.start,m=f,v=f+d.count;m<v;m+=3)void 0!==n?h(n.getX(m),n.getX(m+1),n.getX(m+2),d.materialIndex):h(m,m+1,m+2,d.materialIndex);else if(void 0!==n)for(var g=0;g<n.count;g+=3)h(n.getX(g),n.getX(g+1),n.getX(g+2));else for(var y=0;y<i.count;y+=3)h(y,y+1,y+2);return this.computeFaceNormals(),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(Hn).negate(),this.translate(Hn.x,Hn.y,Hn.z),this},normalize:function(){this.computeBoundingSphere();var t=this.boundingSphere.center,e=this.boundingSphere.radius,n=0===e?1:1/e,r=new Jt;return r.set(n,0,0,-n*t.x,0,n,0,-n*t.y,0,0,n,-n*t.z,0,0,0,1),this.applyMatrix4(r),this},computeFaceNormals:function(){for(var t=new wt,e=new wt,n=0,r=this.faces.length;n<r;n++){var i=this.faces[n],a=this.vertices[i.a],o=this.vertices[i.b],s=this.vertices[i.c];t.subVectors(s,o),e.subVectors(a,o),t.cross(e),t.normalize(),i.normal.copy(t)}},computeVertexNormals:function(t){void 0===t&&(t=!0);for(var e=new Array(this.vertices.length),n=0,r=this.vertices.length;n<r;n++)e[n]=new wt;if(t)for(var i=new wt,a=new wt,o=0,s=this.faces.length;o<s;o++){var c=this.faces[o],l=this.vertices[c.a],h=this.vertices[c.b],u=this.vertices[c.c];i.subVectors(u,h),a.subVectors(l,h),i.cross(a),e[c.a].add(i),e[c.b].add(i),e[c.c].add(i)}else{this.computeFaceNormals();for(var p=0,d=this.faces.length;p<d;p++){var f=this.faces[p];e[f.a].add(f.normal),e[f.b].add(f.normal),e[f.c].add(f.normal)}}for(var m=0,v=this.vertices.length;m<v;m++)e[m].normalize();for(var g=0,y=this.faces.length;g<y;g++){var x=this.faces[g],b=x.vertexNormals;3===b.length?(b[0].copy(e[x.a]),b[1].copy(e[x.b]),b[2].copy(e[x.c])):(b[0]=e[x.a].clone(),b[1]=e[x.b].clone(),b[2]=e[x.c].clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){this.computeFaceNormals();for(var t=0,e=this.faces.length;t<e;t++){var n=this.faces[t],r=n.vertexNormals;3===r.length?(r[0].copy(n.normal),r[1].copy(n.normal),r[2].copy(n.normal)):(r[0]=n.normal.clone(),r[1]=n.normal.clone(),r[2]=n.normal.clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){for(var t=0,e=this.faces.length;t<e;t++){var n=this.faces[t];n.__originalFaceNormal?n.__originalFaceNormal.copy(n.normal):n.__originalFaceNormal=n.normal.clone(),n.__originalVertexNormals||(n.__originalVertexNormals=[]);for(var r=0,i=n.vertexNormals.length;r<i;r++)n.__originalVertexNormals[r]?n.__originalVertexNormals[r].copy(n.vertexNormals[r]):n.__originalVertexNormals[r]=n.vertexNormals[r].clone()}var a=new kn;a.faces=this.faces;for(var o=0,s=this.morphTargets.length;o<s;o++){if(!this.morphNormals[o]){this.morphNormals[o]={},this.morphNormals[o].faceNormals=[],this.morphNormals[o].vertexNormals=[];for(var c=this.morphNormals[o].faceNormals,l=this.morphNormals[o].vertexNormals,h=0,u=this.faces.length;h<u;h++){var p=new wt,d={a:new wt,b:new wt,c:new wt};c.push(p),l.push(d)}}var f=this.morphNormals[o];a.vertices=this.morphTargets[o].vertices,a.computeFaceNormals(),a.computeVertexNormals();for(var m=0,v=this.faces.length;m<v;m++){var g=this.faces[m],y=f.faceNormals[m],x=f.vertexNormals[m];y.copy(g.normal),x.a.copy(g.vertexNormals[0]),x.b.copy(g.vertexNormals[1]),x.c.copy(g.vertexNormals[2])}}for(var b=0,_=this.faces.length;b<_;b++){var w=this.faces[b];w.normal=w.__originalFaceNormal,w.vertexNormals=w.__originalVertexNormals}},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new Tt),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new Ht),this.boundingSphere.setFromPoints(this.vertices)},merge:function(t,e,n){if(t&&t.isGeometry){var r,i=this.vertices.length,a=this.vertices,o=t.vertices,s=this.faces,c=t.faces,l=this.colors,h=t.colors;void 0===n&&(n=0),void 0!==e&&(r=(new pt).getNormalMatrix(e));for(var u=0,p=o.length;u<p;u++){var d=o[u].clone();void 0!==e&&d.applyMatrix4(e),a.push(d)}for(var f=0,m=h.length;f<m;f++)l.push(h[f].clone());for(var v=0,g=c.length;v<g;v++){var y=c[v],x=void 0,b=void 0,_=y.vertexNormals,w=y.vertexColors,M=new We(y.a+i,y.b+i,y.c+i);M.normal.copy(y.normal),void 0!==r&&M.normal.applyMatrix3(r).normalize();for(var S=0,T=_.length;S<T;S++)x=_[S].clone(),void 0!==r&&x.applyMatrix3(r).normalize(),M.vertexNormals.push(x);M.color.copy(y.color);for(var E=0,A=w.length;E<A;E++)b=w[E],M.vertexColors.push(b.clone());M.materialIndex=y.materialIndex+n,s.push(M)}for(var L=0,R=t.faceVertexUvs.length;L<R;L++){var P=t.faceVertexUvs[L];void 0===this.faceVertexUvs[L]&&(this.faceVertexUvs[L]=[]);for(var C=0,O=P.length;C<O;C++){for(var I=P[C],D=[],N=0,B=I.length;N<B;N++)D.push(I[N].clone());this.faceVertexUvs[L].push(D)}}}else console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",t)},mergeMesh:function(t){t&&t.isMesh?(t.matrixAutoUpdate&&t.updateMatrix(),this.merge(t.geometry,t.matrix)):console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",t)},mergeVertices:function(){for(var t={},e=[],n=[],r=Math.pow(10,4),i=0,a=this.vertices.length;i<a;i++){var o=this.vertices[i],s=Math.round(o.x*r)+"_"+Math.round(o.y*r)+"_"+Math.round(o.z*r);void 0===t[s]?(t[s]=i,e.push(this.vertices[i]),n[i]=e.length-1):n[i]=n[t[s]]}for(var c=[],l=0,h=this.faces.length;l<h;l++){var u=this.faces[l];u.a=n[u.a],u.b=n[u.b],u.c=n[u.c];for(var p=[u.a,u.b,u.c],d=0;d<3;d++)if(p[d]===p[(d+1)%3]){c.push(l);break}}for(var f=c.length-1;f>=0;f--){var m=c[f];this.faces.splice(m,1);for(var v=0,g=this.faceVertexUvs.length;v<g;v++)this.faceVertexUvs[v].splice(m,1)}var y=this.vertices.length-e.length;return this.vertices=e,y},setFromPoints:function(t){this.vertices=[];for(var e=0,n=t.length;e<n;e++){var r=t[e];this.vertices.push(new wt(r.x,r.y,r.z||0))}return this},sortFacesByMaterialIndex:function(){for(var t=this.faces,e=t.length,n=0;n<e;n++)t[n]._id=n;t.sort((function(t,e){return t.materialIndex-e.materialIndex}));var r,i,a=this.faceVertexUvs[0],o=this.faceVertexUvs[1];a&&a.length===e&&(r=[]),o&&o.length===e&&(i=[]);for(var s=0;s<e;s++){var c=t[s]._id;r&&r.push(a[c]),i&&i.push(o[c])}r&&(this.faceVertexUvs[0]=r),i&&(this.faceVertexUvs[1]=i)},toJSON:function(){var t={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),void 0!==this.parameters){var e=this.parameters;for(var n in e)void 0!==e[n]&&(t[n]=e[n]);return t}for(var r=[],i=0;i<this.vertices.length;i++){var a=this.vertices[i];r.push(a.x,a.y,a.z)}for(var o=[],s=[],c={},l=[],h={},u=[],p={},d=0;d<this.faces.length;d++){var f=this.faces[d],m=void 0!==this.faceVertexUvs[0][d],v=f.normal.length()>0,g=f.vertexNormals.length>0,y=1!==f.color.r||1!==f.color.g||1!==f.color.b,x=f.vertexColors.length>0,b=0;if(b=S(b,0,0),b=S(b,1,!0),b=S(b,2,!1),b=S(b,3,m),b=S(b,4,v),b=S(b,5,g),b=S(b,6,y),b=S(b,7,x),o.push(b),o.push(f.a,f.b,f.c),o.push(f.materialIndex),m){var _=this.faceVertexUvs[0][d];o.push(A(_[0]),A(_[1]),A(_[2]))}if(v&&o.push(T(f.normal)),g){var w=f.vertexNormals;o.push(T(w[0]),T(w[1]),T(w[2]))}if(y&&o.push(E(f.color)),x){var M=f.vertexColors;o.push(E(M[0]),E(M[1]),E(M[2]))}}function S(t,e,n){return n?t|1<<e:t&~(1<<e)}function T(t){var e=t.x.toString()+t.y.toString()+t.z.toString();return void 0!==c[e]||(c[e]=s.length/3,s.push(t.x,t.y,t.z)),c[e]}function E(t){var e=t.r.toString()+t.g.toString()+t.b.toString();return void 0!==h[e]||(h[e]=l.length,l.push(t.getHex())),h[e]}function A(t){var e=t.x.toString()+t.y.toString();return void 0!==p[e]||(p[e]=u.length/2,u.push(t.x,t.y)),p[e]}return t.data={},t.data.vertices=r,t.data.normals=s,l.length>0&&(t.data.colors=l),u.length>0&&(t.data.uvs=[u]),t.data.faces=o,t},clone:function(){return(new kn).copy(this)},copy:function(t){this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name;for(var e=t.vertices,n=0,r=e.length;n<r;n++)this.vertices.push(e[n].clone());for(var i=t.colors,a=0,o=i.length;a<o;a++)this.colors.push(i[a].clone());for(var s=t.faces,c=0,l=s.length;c<l;c++)this.faces.push(s[c].clone());for(var h=0,u=t.faceVertexUvs.length;h<u;h++){var p=t.faceVertexUvs[h];void 0===this.faceVertexUvs[h]&&(this.faceVertexUvs[h]=[]);for(var d=0,f=p.length;d<f;d++){for(var m=p[d],v=[],g=0,y=m.length;g<y;g++){var x=m[g];v.push(x.clone())}this.faceVertexUvs[h].push(v)}}for(var b=t.morphTargets,_=0,w=b.length;_<w;_++){var M={};if(M.name=b[_].name,void 0!==b[_].vertices){M.vertices=[];for(var S=0,T=b[_].vertices.length;S<T;S++)M.vertices.push(b[_].vertices[S].clone())}if(void 0!==b[_].normals){M.normals=[];for(var E=0,A=b[_].normals.length;E<A;E++)M.normals.push(b[_].normals[E].clone())}this.morphTargets.push(M)}for(var L=t.morphNormals,R=0,P=L.length;R<P;R++){var C={};if(void 0!==L[R].vertexNormals){C.vertexNormals=[];for(var O=0,I=L[R].vertexNormals.length;O<I;O++){var D=L[R].vertexNormals[O],N={};N.a=D.a.clone(),N.b=D.b.clone(),N.c=D.c.clone(),C.vertexNormals.push(N)}}if(void 0!==L[R].faceNormals){C.faceNormals=[];for(var B=0,z=L[R].faceNormals.length;B<z;B++)C.faceNormals.push(L[R].faceNormals[B].clone())}this.morphNormals.push(C)}for(var G=t.skinWeights,U=0,F=G.length;U<F;U++)this.skinWeights.push(G[U].clone());for(var H=t.skinIndices,k=0,V=H.length;k<V;k++)this.skinIndices.push(H[k].clone());for(var j=t.lineDistances,W=0,q=j.length;W<q;W++)this.lineDistances.push(j[W]);var X=t.boundingBox;null!==X&&(this.boundingBox=X.clone());var Y=t.boundingSphere;return null!==Y&&(this.boundingSphere=Y.clone()),this.elementsNeedUpdate=t.elementsNeedUpdate,this.verticesNeedUpdate=t.verticesNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.lineDistancesNeedUpdate=t.lineDistancesNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Vn.prototype=Object.create(kn.prototype),Vn.prototype.constructor=Vn,jn.prototype=Object.create(gn.prototype),jn.prototype.constructor=jn;var Xn={clone:Wn,merge:qn};function Yn(t){Xe.call(this),this.type="ShaderMaterial",this.defines={},this.uniforms={},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.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==t&&(void 0!==t.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(t))}function Zn(){we.call(this),this.type="Camera",this.matrixWorldInverse=new Jt,this.projectionMatrix=new Jt,this.projectionMatrixInverse=new Jt}function Jn(t,e,n,r){Zn.call(this),this.type="PerspectiveCamera",this.fov=void 0!==t?t:50,this.zoom=1,this.near=void 0!==n?n:.1,this.far=void 0!==r?r:2e3,this.focus=10,this.aspect=void 0!==e?e:1,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}Yn.prototype=Object.create(Xe.prototype),Yn.prototype.constructor=Yn,Yn.prototype.isShaderMaterial=!0,Yn.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=Wn(t.uniforms),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.lights=t.lights,this.clipping=t.clipping,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.extensions=Object.assign({},t.extensions),this.glslVersion=t.glslVersion,this},Yn.prototype.toJSON=function(t){var e=Xe.prototype.toJSON.call(this,t);for(var n in e.glslVersion=this.glslVersion,e.uniforms={},this.uniforms){var r=this.uniforms[n].value;r&&r.isTexture?e.uniforms[n]={type:"t",value:r.toJSON(t).uuid}:r&&r.isColor?e.uniforms[n]={type:"c",value:r.getHex()}:r&&r.isVector2?e.uniforms[n]={type:"v2",value:r.toArray()}:r&&r.isVector3?e.uniforms[n]={type:"v3",value:r.toArray()}:r&&r.isVector4?e.uniforms[n]={type:"v4",value:r.toArray()}:r&&r.isMatrix3?e.uniforms[n]={type:"m3",value:r.toArray()}:r&&r.isMatrix4?e.uniforms[n]={type:"m4",value:r.toArray()}:e.uniforms[n]={value:r}}Object.keys(this.defines).length>0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;var i={};for(var a in this.extensions)!0===this.extensions[a]&&(i[a]=!0);return Object.keys(i).length>0&&(e.extensions=i),e},Zn.prototype=Object.assign(Object.create(we.prototype),{constructor:Zn,isCamera:!0,copy:function(t,e){return we.prototype.copy.call(this,t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this},getWorldDirection:function(t){void 0===t&&(console.warn("THREE.Camera: .getWorldDirection() target is now required"),t=new wt),this.updateMatrixWorld(!0);var e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()},updateMatrixWorld:function(t){we.prototype.updateMatrixWorld.call(this,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},updateWorldMatrix:function(t,e){we.prototype.updateWorldMatrix.call(this,t,e),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),Jn.prototype=Object.assign(Object.create(Zn.prototype),{constructor:Jn,isPerspectiveCamera:!0,copy:function(t,e){return Zn.prototype.copy.call(this,t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this},setFocalLength:function(t){var e=.5*this.getFilmHeight()/t;this.fov=2*ct.RAD2DEG*Math.atan(e),this.updateProjectionMatrix()},getFocalLength:function(){var t=Math.tan(.5*ct.DEG2RAD*this.fov);return.5*this.getFilmHeight()/t},getEffectiveFOV:function(){return 2*ct.RAD2DEG*Math.atan(Math.tan(.5*ct.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(t,e,n,r,i,a){this.aspect=t/e,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=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=a,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t=this.near,e=t*Math.tan(.5*ct.DEG2RAD*this.fov)/this.zoom,n=2*e,r=this.aspect*n,i=-.5*r,a=this.view;if(null!==this.view&&this.view.enabled){var o=a.fullWidth,s=a.fullHeight;i+=a.offsetX*r/o,e-=a.offsetY*n/s,r*=a.width/o,n*=a.height/s}var c=this.filmOffset;0!==c&&(i+=t*c/this.getFilmWidth()),this.projectionMatrix.makePerspective(i,i+r,e,e-n,t,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){var e=we.prototype.toJSON.call(this,t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}});var Qn=90;function Kn(t,e,n){if(we.call(this),this.type="CubeCamera",!0===n.isWebGLCubeRenderTarget){this.renderTarget=n;var r=new Jn(Qn,1,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new wt(1,0,0)),this.add(r);var i=new Jn(Qn,1,t,e);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new wt(-1,0,0)),this.add(i);var a=new Jn(Qn,1,t,e);a.layers=this.layers,a.up.set(0,0,1),a.lookAt(new wt(0,1,0)),this.add(a);var o=new Jn(Qn,1,t,e);o.layers=this.layers,o.up.set(0,0,-1),o.lookAt(new wt(0,-1,0)),this.add(o);var s=new Jn(Qn,1,t,e);s.layers=this.layers,s.up.set(0,-1,0),s.lookAt(new wt(0,0,1)),this.add(s);var c=new Jn(Qn,1,t,e);c.layers=this.layers,c.up.set(0,-1,0),c.lookAt(new wt(0,0,-1)),this.add(c),this.update=function(t,e){null===this.parent&&this.updateMatrixWorld();var l=t.xr.enabled,h=t.getRenderTarget();t.xr.enabled=!1;var u=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0),t.render(e,r),t.setRenderTarget(n,1),t.render(e,i),t.setRenderTarget(n,2),t.render(e,a),t.setRenderTarget(n,3),t.render(e,o),t.setRenderTarget(n,4),t.render(e,s),n.texture.generateMipmaps=u,t.setRenderTarget(n,5),t.render(e,c),t.setRenderTarget(h),t.xr.enabled=l},this.clear=function(t,e,r,i){for(var a=t.getRenderTarget(),o=0;o<6;o++)t.setRenderTarget(n,o),t.clear(e,r,i);t.setRenderTarget(a)}}else console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.")}function $n(t,e,n){Number.isInteger(e)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),e=n),yt.call(this,t,t,e),this.texture.isWebGLCubeRenderTargetTexture=!0}function tr(t,e,n,r,i,a,o,s,c,l,h,u){mt.call(this,null,a,o,s,c,l,r,i,h,u),this.image={data:t||null,width:e||1,height:n||1},this.magFilter=void 0!==c?c:d,this.minFilter=void 0!==l?l:d,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}Kn.prototype=Object.create(we.prototype),Kn.prototype.constructor=Kn,$n.prototype=Object.create(yt.prototype),$n.prototype.constructor=$n,$n.prototype.isWebGLCubeRenderTarget=!0,$n.prototype.fromEquirectangularTexture=function(t,e){this.texture.type=e.type,this.texture.format=E,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;var n={tEquirect:{value:null}},r="\n\n\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t#include <begin_vertex>\n\t\t\t\t#include <project_vertex>\n\n\t\t\t}\n\t\t",i="\n\n\t\t\tuniform sampler2D tEquirect;\n\n\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t}\n\t\t",a=new jn(5,5,5),o=new Yn({name:"CubemapFromEquirect",uniforms:Wn(n),vertexShader:r,fragmentShader:i,side:1,blending:0});o.uniforms.tEquirect.value=e;var s=new Nn(a,o),c=e.minFilter;return e.minFilter===y&&(e.minFilter=v),new Kn(1,10,this).update(t,s),e.minFilter=c,s.geometry.dispose(),s.material.dispose(),this},tr.prototype=Object.create(mt.prototype),tr.prototype.constructor=tr,tr.prototype.isDataTexture=!0;var er=new Ht,nr=new wt,rr=function(t,e,n,r,i,a){this.planes=[void 0!==t?t:new Ee,void 0!==e?e:new Ee,void 0!==n?n:new Ee,void 0!==r?r:new Ee,void 0!==i?i:new Ee,void 0!==a?a:new Ee]};function ir(){var t=null,e=!1,n=null,r=null;function i(e,a){n(e,a),r=t.requestAnimationFrame(i)}return{start:function(){!0!==e&&null!==n&&(r=t.requestAnimationFrame(i),e=!0)},stop:function(){t.cancelAnimationFrame(r),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function ar(t,e){var n=e.isWebGL2,r=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),r.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);var n=r.get(e);n&&(t.deleteBuffer(n.buffer),r.delete(e))},update:function(e,i){if(e.isGLBufferAttribute){var a=r.get(e);(!a||a.version<e.version)&&r.set(e,{buffer:e.buffer,type:e.type,bytesPerElement:e.elementSize,version:e.version})}else{e.isInterleavedBufferAttribute&&(e=e.data);var o=r.get(e);void 0===o?r.set(e,function(e,n){var r=e.array,i=e.usage,a=t.createBuffer();t.bindBuffer(n,a),t.bufferData(n,r,i),e.onUploadCallback();var o=5126;return r instanceof Float32Array?o=5126:r instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):r instanceof Uint16Array?o=5123:r instanceof Int16Array?o=5122:r instanceof Uint32Array?o=5125:r instanceof Int32Array?o=5124:r instanceof Int8Array?o=5120:r instanceof Uint8Array&&(o=5121),{buffer:a,type:o,bytesPerElement:r.BYTES_PER_ELEMENT,version:e.version}}(e,i)):o.version<e.version&&(!function(e,r,i){var a=r.array,o=r.updateRange;t.bindBuffer(i,e),-1===o.count?t.bufferSubData(i,0,a):(n?t.bufferSubData(i,o.offset*a.BYTES_PER_ELEMENT,a,o.offset,o.count):t.bufferSubData(i,o.offset*a.BYTES_PER_ELEMENT,a.subarray(o.offset,o.offset+o.count)),o.count=-1)}(o.buffer,e,i),o.version=e.version)}}}}function or(t,e,n,r){kn.call(this),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:r},this.fromBufferGeometry(new sr(t,e,n,r)),this.mergeVertices()}function sr(t,e,n,r){gn.call(this),this.type="PlaneBufferGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:r};for(var i=(t=t||1)/2,a=(e=e||1)/2,o=Math.floor(n)||1,s=Math.floor(r)||1,c=o+1,l=s+1,h=t/o,u=e/s,p=[],d=[],f=[],m=[],v=0;v<l;v++)for(var g=v*u-a,y=0;y<c;y++){var x=y*h-i;d.push(x,-g,0),f.push(0,0,1),m.push(y/o),m.push(1-v/s)}for(var b=0;b<s;b++)for(var _=0;_<o;_++){var w=_+c*b,M=_+c*(b+1),S=_+1+c*(b+1),T=_+1+c*b;p.push(w,M,T),p.push(M,S,T)}this.setIndex(p),this.setAttribute("position",new on(d,3)),this.setAttribute("normal",new on(f,3)),this.setAttribute("uv",new on(m,2))}rr.prototype.set=function(t,e,n,r,i,a){var o=this.planes;return o[0].copy(t),o[1].copy(e),o[2].copy(n),o[3].copy(r),o[4].copy(i),o[5].copy(a),this},rr.prototype.clone=function(){return(new this.constructor).copy(this)},rr.prototype.copy=function(t){for(var e=this.planes,n=0;n<6;n++)e[n].copy(t.planes[n]);return this},rr.prototype.setFromProjectionMatrix=function(t){var e=this.planes,n=t.elements,r=n[0],i=n[1],a=n[2],o=n[3],s=n[4],c=n[5],l=n[6],h=n[7],u=n[8],p=n[9],d=n[10],f=n[11],m=n[12],v=n[13],g=n[14],y=n[15];return e[0].setComponents(o-r,h-s,f-u,y-m).normalize(),e[1].setComponents(o+r,h+s,f+u,y+m).normalize(),e[2].setComponents(o+i,h+c,f+p,y+v).normalize(),e[3].setComponents(o-i,h-c,f-p,y-v).normalize(),e[4].setComponents(o-a,h-l,f-d,y-g).normalize(),e[5].setComponents(o+a,h+l,f+d,y+g).normalize(),this},rr.prototype.intersectsObject=function(t){var e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),er.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(er)},rr.prototype.intersectsSprite=function(t){return er.center.set(0,0,0),er.radius=.7071067811865476,er.applyMatrix4(t.matrixWorld),this.intersectsSphere(er)},rr.prototype.intersectsSphere=function(t){for(var e=this.planes,n=t.center,r=-t.radius,i=0;i<6;i++){if(e[i].distanceToPoint(n)<r)return!1}return!0},rr.prototype.intersectsBox=function(t){for(var e=this.planes,n=0;n<6;n++){var r=e[n];if(nr.x=r.normal.x>0?t.max.x:t.min.x,nr.y=r.normal.y>0?t.max.y:t.min.y,nr.z=r.normal.z>0?t.max.z:t.min.z,r.distanceToPoint(nr)<0)return!1}return!0},rr.prototype.containsPoint=function(t){for(var e=this.planes,n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0},or.prototype=Object.create(kn.prototype),or.prototype.constructor=or,sr.prototype=Object.create(gn.prototype),sr.prototype.constructor=sr;var cr={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\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\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\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#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_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}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * 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}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat 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_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\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( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\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 );\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\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#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\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:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor.xyz *= color.xyz;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.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; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\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 max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\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};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\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}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\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}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\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}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_maxMipLevel 8.0\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_maxTileSize 256.0\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\tfloat texelSize = 1.0 / ( 3.0 * cubeUV_maxTileSize );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 1.0 );\n\t\tvec2 f = fract( uv );\n\t\tuv += 0.5 - f;\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\tif ( mipInt < cubeUV_maxMipLevel ) {\n\t\t\tuv.y += 2.0 * cubeUV_maxTileSize;\n\t\t}\n\t\tuv.y += filterInt * 2.0 * cubeUV_minTileSize;\n\t\tuv.x += 3.0 * max( 0.0, cubeUV_maxTileSize - 2.0 * faceSize );\n\t\tuv *= texelSize;\n\t\tvec3 tl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x += texelSize;\n\t\tvec3 tr = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.y += texelSize;\n\t\tvec3 br = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x -= texelSize;\n\t\tvec3 bl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tvec3 tm = mix( tl, tr, f.x );\n\t\tvec3 bm = mix( bl, br, f.x );\n\t\treturn mix( tm, bm, f.y );\n\t}\n\t#define r0 1.0\n\t#define v0 0.339\n\t#define m0 - 2.0\n\t#define r1 0.8\n\t#define v1 0.276\n\t#define m1 - 1.0\n\t#define r4 0.4\n\t#define v4 0.046\n\t#define m4 2.0\n\t#define r5 0.305\n\t#define v5 0.016\n\t#define m5 3.0\n\t#define r6 0.21\n\t#define v6 0.0038\n\t#define m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= r1 ) {\n\t\t\tmip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;\n\t\t} else if ( roughness >= r4 ) {\n\t\t\tmip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;\n\t\t} else if ( roughness >= r5 ) {\n\t\t\tmip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;\n\t\t} else if ( roughness >= r6 ) {\n\t\t\tmip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + 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 ), m0, cubeUV_maxMipLevel );\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_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 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, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn 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 );\n}\nvec4 LinearTosRGB( 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}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\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, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\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 int maxMipLevel;\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 )\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 )\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:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\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\tfogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\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 fogDepth;\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 texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\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 GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\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 getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.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 getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.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 getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.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 GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",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;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\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 GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).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_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat specularRoughness;\n\tvec3 specularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\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.specularRoughness;\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 GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * 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:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\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\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, 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\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\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, 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\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, 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, geometry, 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\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\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 ], geometry );\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, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\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\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\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, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\t\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\t\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).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 * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\tvec3 N = normalize( surf_norm );\n\t\tmat3 tsn = mat3( S, T, N );\n\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\treturn normalize( tsn * mapN );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",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.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( 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( 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 linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( 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 invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - 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_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, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#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 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\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\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 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 shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\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 shadow;\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 shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#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 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 mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\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 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:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\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.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.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ 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.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\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\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, vUv );\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 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}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmissionmap_fragment:"#ifdef USE_TRANSMISSIONMAP\n\ttotalTransmission *= texture2D( transmissionMap, vUv ).r;\n#endif",transmissionmap_pars_fragment:"#ifdef USE_TRANSMISSIONMAP\n\tuniform sampler2D transmissionMap;\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",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}",cube_frag:"#include <envmap_common_pars_fragment>\nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include <envmap_fragment>\n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_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}",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 <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\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 <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#endif\n}",depth_vert:"#include <common>\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 <skinbase_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}",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 <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\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 <skinbase_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}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\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}",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 <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\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>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <color_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}",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 <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_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 <cube_uv_reflection_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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <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\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\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\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_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 <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\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 <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_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 <cube_uv_reflection_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <specularmap_fragment>\n\t#include <emissivemap_fragment>\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include <lightmap_fragment>\n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_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 <uv2_vertex>\n\t#include <color_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 <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 <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\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 <fog_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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <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\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_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#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_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 <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\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\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\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 <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_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 <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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <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\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_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#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_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 <uv2_vertex>\n\t#include <color_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#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#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\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_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 <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_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 <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\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 <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\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_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 <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_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#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#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\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSMISSION\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSMISSION\n\tuniform float transmission;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#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\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <transmissionmap_pars_fragment>\n#include <bsdfs>\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 <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_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\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#ifdef TRANSMISSION\n\t\tfloat totalTransmission = transmission;\n\t#endif\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 <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 <transmissionmap_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 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSMISSION\n\t\tdiffuseColor.a *= mix( saturate( 1. - totalTransmission + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) ), 1.0, metalness );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_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#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\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_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 <uv2_vertex>\n\t#include <color_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#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\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}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#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\n#include <packing>\n#include <uv_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\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 ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#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\n#include <common>\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>\nvoid main() {\n\t#include <uv_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#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\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( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\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 <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_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>\nvoid main() {\n\t#include <color_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}",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 <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",shadow_vert:"#include <common>\n#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_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 <shadowmap_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 <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_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}"},lr={common:{diffuse:{value:new je(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new pt},uv2Transform:{value:new pt},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new lt(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new je(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new je(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new pt}},sprite:{diffuse:{value:new je(15658734)},opacity:{value:1},center:{value:new lt(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new pt}}},hr={basic:{uniforms:qn([lr.common,lr.specularmap,lr.envmap,lr.aomap,lr.lightmap,lr.fog]),vertexShader:cr.meshbasic_vert,fragmentShader:cr.meshbasic_frag},lambert:{uniforms:qn([lr.common,lr.specularmap,lr.envmap,lr.aomap,lr.lightmap,lr.emissivemap,lr.fog,lr.lights,{emissive:{value:new je(0)}}]),vertexShader:cr.meshlambert_vert,fragmentShader:cr.meshlambert_frag},phong:{uniforms:qn([lr.common,lr.specularmap,lr.envmap,lr.aomap,lr.lightmap,lr.emissivemap,lr.bumpmap,lr.normalmap,lr.displacementmap,lr.fog,lr.lights,{emissive:{value:new je(0)},specular:{value:new je(1118481)},shininess:{value:30}}]),vertexShader:cr.meshphong_vert,fragmentShader:cr.meshphong_frag},standard:{uniforms:qn([lr.common,lr.envmap,lr.aomap,lr.lightmap,lr.emissivemap,lr.bumpmap,lr.normalmap,lr.displacementmap,lr.roughnessmap,lr.metalnessmap,lr.fog,lr.lights,{emissive:{value:new je(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:cr.meshphysical_vert,fragmentShader:cr.meshphysical_frag},toon:{uniforms:qn([lr.common,lr.aomap,lr.lightmap,lr.emissivemap,lr.bumpmap,lr.normalmap,lr.displacementmap,lr.gradientmap,lr.fog,lr.lights,{emissive:{value:new je(0)}}]),vertexShader:cr.meshtoon_vert,fragmentShader:cr.meshtoon_frag},matcap:{uniforms:qn([lr.common,lr.bumpmap,lr.normalmap,lr.displacementmap,lr.fog,{matcap:{value:null}}]),vertexShader:cr.meshmatcap_vert,fragmentShader:cr.meshmatcap_frag},points:{uniforms:qn([lr.points,lr.fog]),vertexShader:cr.points_vert,fragmentShader:cr.points_frag},dashed:{uniforms:qn([lr.common,lr.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:cr.linedashed_vert,fragmentShader:cr.linedashed_frag},depth:{uniforms:qn([lr.common,lr.displacementmap]),vertexShader:cr.depth_vert,fragmentShader:cr.depth_frag},normal:{uniforms:qn([lr.common,lr.bumpmap,lr.normalmap,lr.displacementmap,{opacity:{value:1}}]),vertexShader:cr.normal_vert,fragmentShader:cr.normal_frag},sprite:{uniforms:qn([lr.sprite,lr.fog]),vertexShader:cr.sprite_vert,fragmentShader:cr.sprite_frag},background:{uniforms:{uvTransform:{value:new pt},t2D:{value:null}},vertexShader:cr.background_vert,fragmentShader:cr.background_frag},cube:{uniforms:qn([lr.envmap,{opacity:{value:1}}]),vertexShader:cr.cube_vert,fragmentShader:cr.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:cr.equirect_vert,fragmentShader:cr.equirect_frag},distanceRGBA:{uniforms:qn([lr.common,lr.displacementmap,{referencePosition:{value:new wt},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:cr.distanceRGBA_vert,fragmentShader:cr.distanceRGBA_frag},shadow:{uniforms:qn([lr.lights,lr.fog,{color:{value:new je(0)},opacity:{value:1}}]),vertexShader:cr.shadow_vert,fragmentShader:cr.shadow_frag}};function ur(t,e,n,r,i){var a,o,s=new je(0),l=0,h=null,u=0,p=null;function d(t,e){n.buffers.color.setClear(t.r,t.g,t.b,e,i)}return{getClearColor:function(){return s},setClearColor:function(t,e){s.set(t),d(s,l=void 0!==e?e:1)},getClearAlpha:function(){return l},setClearAlpha:function(t){d(s,l=t)},render:function(n,i,f,m){var v=!0===i.isScene?i.background:null;v&&v.isTexture&&(v=e.get(v));var g=t.xr,y=g.getSession&&g.getSession();y&&"additive"===y.environmentBlendMode&&(v=null),null===v?d(s,l):v&&v.isColor&&(d(v,1),m=!0),(t.autoClear||m)&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),v&&(v.isCubeTexture||v.isWebGLCubeRenderTarget||v.isWebGLCubeRenderTargetTexture||v.mapping===c)?(void 0===o&&((o=new Nn(new jn(1,1,1),new Yn({name:"BackgroundCubeMaterial",uniforms:Wn(hr.cube.uniforms),vertexShader:hr.cube.vertexShader,fragmentShader:hr.cube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1}))).geometry.deleteAttribute("normal"),o.geometry.deleteAttribute("uv"),o.onBeforeRender=function(t,e,n){this.matrixWorld.copyPosition(n.matrixWorld)},Object.defineProperty(o.material,"envMap",{get:function(){return 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i=t.morphAttributes;for(var a in i)for(var o=i[a],s=0,c=o.length;s<c;s++)e.update(o[s],34962)},getWireframeAttribute:function(t){var e=a.get(t);if(e){var n=t.index;null!==n&&e.version<n.version&&s(t)}else s(t);return a.get(t)}}}function xr(t,e,n,r){var i,a,o,s=r.isWebGL2;this.setMode=function(t){i=t},this.setIndex=function(t){a=t.type,o=t.bytesPerElement},this.render=function(e,r){t.drawElements(i,r,a,e*o),n.update(r,i,1)},this.renderInstances=function(r,c,l){if(0!==l){var h,u;if(s)h=t,u="drawElementsInstanced";else if(u="drawElementsInstancedANGLE",null===(h=e.get("ANGLE_instanced_arrays")))return void console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");h[u](i,c,a,r*o,l),n.update(c,i,l)}}}function br(t){var e={frame:0,calls:0,triangles:0,points:0,lines:0};return{memory:{geometries:0,textures:0},render:e,programs:null,autoReset:!0,reset:function(){e.frame++,e.calls=0,e.triangles=0,e.points=0,e.lines=0},update:function(t,n,r){switch(e.calls++,n){case 4:e.triangles+=r*(t/3);break;case 1:e.lines+=r*(t/2);break;case 3:e.lines+=r*(t-1);break;case 2:e.lines+=r*t;break;case 0:e.points+=r*t;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",n)}}}}function _r(t,e){return t[0]-e[0]}function wr(t,e){return Math.abs(e[1])-Math.abs(t[1])}function Mr(t){for(var e={},n=new Float32Array(8),r=[],i=0;i<8;i++)r[i]=[i,0];return{update:function(i,a,o,s){var c=i.morphTargetInfluences,l=void 0===c?0:c.length,h=e[a.id];if(void 0===h){h=[];for(var u=0;u<l;u++)h[u]=[u,0];e[a.id]=h}for(var p=0;p<l;p++){var d=h[p];d[0]=p,d[1]=c[p]}h.sort(wr);for(var f=0;f<8;f++)f<l&&h[f][1]?(r[f][0]=h[f][0],r[f][1]=h[f][1]):(r[f][0]=Number.MAX_SAFE_INTEGER,r[f][1]=0);r.sort(_r);for(var 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o=[],s=r.isWebGL2,h=r.logarithmicDepthBuffer,u=r.floatVertexTextures,p=r.maxVertexUniforms,d=r.vertexTextures,f=r.precision,m={MeshDepthMaterial:"depth",MeshDistanceMaterial:"distanceRGBA",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshToonMaterial:"toon",MeshStandardMaterial:"physical",MeshPhysicalMaterial:"physical",MeshMatcapMaterial:"matcap",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points",ShadowMaterial:"shadow",SpriteMaterial:"sprite"},v=["precision","isWebGL2","supportsVertexTextures","outputEncoding","instancing","instancingColor","map","mapEncoding","matcap","matcapEncoding","envMap","envMapMode","envMapEncoding","envMapCubeUV","lightMap","lightMapEncoding","aoMap","emissiveMap","emissiveMapEncoding","bumpMap","normalMap","objectSpaceNormalMap","tangentSpaceNormalMap","clearcoatMap","clearcoatRoughnessMap","clearcoatNormalMap","displacementMap","specularMap","roughnessMap","metalnessMap","gradientMap","alphaMap","combine","vertexColors","vertexTangents","vertexUvs","uvsVertexOnly","fog","useFog","fogExp2","flatShading","sizeAttenuation","logarithmicDepthBuffer","skinning","maxBones","useVertexTexture","morphTargets","morphNormals","maxMorphTargets","maxMorphNormals","premultipliedAlpha","numDirLights","numPointLights","numSpotLights","numHemiLights","numRectAreaLights","numDirLightShadows","numPointLightShadows","numSpotLightShadows","shadowMapEnabled","shadowMapType","toneMapping","physicallyCorrectLights","alphaTest","doubleSided","flipSided","numClippingPlanes","numClipIntersection","depthPacking","dithering","sheen","transmissionMap"];function g(t){var e;return t?t.isTexture?e=t.encoding:t.isWebGLRenderTarget&&(console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead."),e=t.texture.encoding):e=X,e}return{getParameters:function(i,o,v,y,x){var b,_,w=y.fog,M=i.isMeshStandardMaterial?y.environment:null,S=e.get(i.envMap||M),T=m[i.type],E=x.isSkinnedMesh?function(t){var e=t.skeleton.bones;if(u)return 1024;var n=p,r=Math.floor((n-20)/4),i=Math.min(r,e.length);return i<e.length?(console.warn("THREE.WebGLRenderer: Skeleton has "+e.length+" bones. This GPU supports "+i+"."),0):i}(x):0;if(null!==i.precision&&(f=r.getMaxPrecision(i.precision))!==i.precision&&console.warn("THREE.WebGLProgram.getParameters:",i.precision,"not supported, using",f,"instead."),T){var A=hr[T];b=A.vertexShader,_=A.fragmentShader}else b=i.vertexShader,_=i.fragmentShader;var L=t.getRenderTarget();return{isWebGL2:s,shaderID:T,shaderName:i.type,vertexShader:b,fragmentShader:_,defines:i.defines,isRawShaderMaterial:!0===i.isRawShaderMaterial,glslVersion:i.glslVersion,precision:f,instancing:!0===x.isInstancedMesh,instancingColor:!0===x.isInstancedMesh&&null!==x.instanceColor,supportsVertexTextures:d,outputEncoding:null!==L?g(L.texture):t.outputEncoding,map:!!i.map,mapEncoding:g(i.map),matcap:!!i.matcap,matcapEncoding:g(i.matcap),envMap:!!S,envMapMode:S&&S.mapping,envMapEncoding:g(S),envMapCubeUV:!!S&&(S.mapping===c||S.mapping===l),lightMap:!!i.lightMap,lightMapEncoding:g(i.lightMap),aoMap:!!i.aoMap,emissiveMap:!!i.emissiveMap,emissiveMapEncoding:g(i.emissiveMap),bumpMap:!!i.bumpMap,normalMap:!!i.normalMap,objectSpaceNormalMap:1===i.normalMapType,tangentSpaceNormalMap:0===i.normalMapType,clearcoatMap:!!i.clearcoatMap,clearcoatRoughnessMap:!!i.clearcoatRoughnessMap,clearcoatNormalMap:!!i.clearcoatNormalMap,displacementMap:!!i.displacementMap,roughnessMap:!!i.roughnessMap,metalnessMap:!!i.metalnessMap,specularMap:!!i.specularMap,alphaMap:!!i.alphaMap,gradientMap:!!i.gradientMap,sheen:!!i.sheen,transmissionMap:!!i.transmissionMap,combine:i.combine,vertexTangents:i.normalMap&&i.vertexTangents,vertexColors:i.vertexColors,vertexUvs:!!(i.map||i.bumpMap||i.normalMap||i.specularMap||i.alphaMap||i.emissiveMap||i.roughnessMap||i.metalnessMap||i.clearcoatMap||i.clearcoatRoughnessMap||i.clearcoatNormalMap||i.displacementMap||i.transmissionMap),uvsVertexOnly:!(i.map||i.bumpMap||i.normalMap||i.specularMap||i.alphaMap||i.emissiveMap||i.roughnessMap||i.metalnessMap||i.clearcoatNormalMap||i.transmissionMap||!i.displacementMap),fog:!!w,useFog:i.fog,fogExp2:w&&w.isFogExp2,flatShading:i.flatShading,sizeAttenuation:i.sizeAttenuation,logarithmicDepthBuffer:h,skinning:i.skinning&&E>0,maxBones:E,useVertexTexture:u,morphTargets:i.morphTargets,morphNormals:i.morphNormals,maxMorphTargets:t.maxMorphTargets,maxMorphNormals:t.maxMorphNormals,numDirLights:o.directional.length,numPointLights:o.point.length,numSpotLights:o.spot.length,numRectAreaLights:o.rectArea.length,numHemiLights:o.hemi.length,numDirLightShadows:o.directionalShadowMap.length,numPointLightShadows:o.pointShadowMap.length,numSpotLightShadows:o.spotShadowMap.length,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,dithering:i.dithering,shadowMapEnabled:t.shadowMap.enabled&&v.length>0,shadowMapType:t.shadowMap.type,toneMapping:i.toneMapped?t.toneMapping:0,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:i.premultipliedAlpha,alphaTest:i.alphaTest,doubleSided:2===i.side,flipSided:1===i.side,depthPacking:void 0!==i.depthPacking&&i.depthPacking,index0AttributeName:i.index0AttributeName,extensionDerivatives:i.extensions&&i.extensions.derivatives,extensionFragDepth:i.extensions&&i.extensions.fragDepth,extensionDrawBuffers:i.extensions&&i.extensions.drawBuffers,extensionShaderTextureLOD:i.extensions&&i.extensions.shaderTextureLOD,rendererExtensionFragDepth:s||n.has("EXT_frag_depth"),rendererExtensionDrawBuffers:s||n.has("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:s||n.has("EXT_shader_texture_lod"),customProgramCacheKey:i.customProgramCacheKey()}},getProgramCacheKey:function(e){var n=[];if(e.shaderID?n.push(e.shaderID):(n.push(e.fragmentShader),n.push(e.vertexShader)),void 0!==e.defines)for(var r in e.defines)n.push(r),n.push(e.defines[r]);if(!1===e.isRawShaderMaterial){for(var i=0;i<v.length;i++)n.push(e[v[i]]);n.push(t.outputEncoding),n.push(t.gammaFactor)}return n.push(e.customProgramCacheKey),n.join()},getUniforms:function(t){var e,n=m[t.type];if(n){var r=hr[n];e=Xn.clone(r.uniforms)}else e=t.uniforms;return e},acquireProgram:function(e,n){for(var r,a=0,s=o.length;a<s;a++){var c=o[a];if(c.cacheKey===n){++(r=c).usedTimes;break}}return void 0===r&&(r=new Hi(t,n,e,i),o.push(r)),r},releaseProgram:function(t){if(0==--t.usedTimes){var e=o.indexOf(t);o[e]=o[o.length-1],o.pop(),t.destroy()}},programs:o}}function Vi(){var t=new WeakMap;return{get:function(e){var n=t.get(e);return void 0===n&&(n={},t.set(e,n)),n},remove:function(e){t.delete(e)},update:function(e,n,r){t.get(e)[n]=r},dispose:function(){t=new WeakMap}}}function ji(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.program!==e.program?t.program.id-e.program.id:t.material.id!==e.material.id?t.material.id-e.material.id:t.z!==e.z?t.z-e.z:t.id-e.id}function Wi(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.z!==e.z?e.z-t.z:t.id-e.id}function qi(t){var e=[],n=0,r=[],i=[],a={id:-1};function o(r,i,o,s,c,l){var h=e[n],u=t.get(o);return void 0===h?(h={id:r.id,object:r,geometry:i,material:o,program:u.program||a,groupOrder:s,renderOrder:r.renderOrder,z:c,group:l},e[n]=h):(h.id=r.id,h.object=r,h.geometry=i,h.material=o,h.program=u.program||a,h.groupOrder=s,h.renderOrder=r.renderOrder,h.z=c,h.group=l),n++,h}return{opaque:r,transparent:i,init:function(){n=0,r.length=0,i.length=0},push:function(t,e,n,a,s,c){var l=o(t,e,n,a,s,c);(!0===n.transparent?i:r).push(l)},unshift:function(t,e,n,a,s,c){var l=o(t,e,n,a,s,c);(!0===n.transparent?i:r).unshift(l)},finish:function(){for(var t=n,r=e.length;t<r;t++){var i=e[t];if(null===i.id)break;i.id=null,i.object=null,i.geometry=null,i.material=null,i.program=null,i.group=null}},sort:function(t,e){r.length>1&&r.sort(t||ji),i.length>1&&i.sort(e||Wi)}}}function Xi(t){var e=new WeakMap;return{get:function(n,r){var i,a=e.get(n);return void 0===a?(i=new qi(t),e.set(n,new WeakMap),e.get(n).set(r,i)):void 0===(i=a.get(r))&&(i=new qi(t),a.set(r,i)),i},dispose:function(){e=new WeakMap}}}function Yi(){var t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];var n;switch(e.type){case"DirectionalLight":n={direction:new wt,color:new je};break;case"SpotLight":n={position:new wt,direction:new wt,color:new je,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new wt,color:new je,distance:0,decay:0};break;case"HemisphereLight":n={direction:new wt,skyColor:new je,groundColor:new je};break;case"RectAreaLight":n={color:new je,position:new wt,halfWidth:new wt,halfHeight:new wt}}return t[e.id]=n,n}}}var Zi=0;function Ji(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function Qi(){for(var t,e=new Yi,n=(t={},{get:function(e){if(void 0!==t[e.id])return t[e.id];var n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new lt};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new lt,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]},i=0;i<9;i++)r.probe.push(new wt);var a=new wt,o=new Jt,s=new Jt;return{setup:function(t,i,c){for(var l=0,h=0,u=0,p=0;p<9;p++)r.probe[p].set(0,0,0);var d=0,f=0,m=0,v=0,g=0,y=0,x=0,b=0,_=c.matrixWorldInverse;t.sort(Ji);for(var w=0,M=t.length;w<M;w++){var S=t[w],T=S.color,E=S.intensity,A=S.distance,L=S.shadow&&S.shadow.map?S.shadow.map.texture:null;if(S.isAmbientLight)l+=T.r*E,h+=T.g*E,u+=T.b*E;else if(S.isLightProbe)for(var R=0;R<9;R++)r.probe[R].addScaledVector(S.sh.coefficients[R],E);else if(S.isDirectionalLight){var P=e.get(S);if(P.color.copy(S.color).multiplyScalar(S.intensity),P.direction.setFromMatrixPosition(S.matrixWorld),a.setFromMatrixPosition(S.target.matrixWorld),P.direction.sub(a),P.direction.transformDirection(_),S.castShadow){var C=S.shadow,O=n.get(S);O.shadowBias=C.bias,O.shadowNormalBias=C.normalBias,O.shadowRadius=C.radius,O.shadowMapSize=C.mapSize,r.directionalShadow[d]=O,r.directionalShadowMap[d]=L,r.directionalShadowMatrix[d]=S.shadow.matrix,y++}r.directional[d]=P,d++}else if(S.isSpotLight){var I=e.get(S);if(I.position.setFromMatrixPosition(S.matrixWorld),I.position.applyMatrix4(_),I.color.copy(T).multiplyScalar(E),I.distance=A,I.direction.setFromMatrixPosition(S.matrixWorld),a.setFromMatrixPosition(S.target.matrixWorld),I.direction.sub(a),I.direction.transformDirection(_),I.coneCos=Math.cos(S.angle),I.penumbraCos=Math.cos(S.angle*(1-S.penumbra)),I.decay=S.decay,S.castShadow){var D=S.shadow,N=n.get(S);N.shadowBias=D.bias,N.shadowNormalBias=D.normalBias,N.shadowRadius=D.radius,N.shadowMapSize=D.mapSize,r.spotShadow[m]=N,r.spotShadowMap[m]=L,r.spotShadowMatrix[m]=S.shadow.matrix,b++}r.spot[m]=I,m++}else if(S.isRectAreaLight){var B=e.get(S);B.color.copy(T).multiplyScalar(E),B.position.setFromMatrixPosition(S.matrixWorld),B.position.applyMatrix4(_),s.identity(),o.copy(S.matrixWorld),o.premultiply(_),s.extractRotation(o),B.halfWidth.set(.5*S.width,0,0),B.halfHeight.set(0,.5*S.height,0),B.halfWidth.applyMatrix4(s),B.halfHeight.applyMatrix4(s),r.rectArea[v]=B,v++}else if(S.isPointLight){var z=e.get(S);if(z.position.setFromMatrixPosition(S.matrixWorld),z.position.applyMatrix4(_),z.color.copy(S.color).multiplyScalar(S.intensity),z.distance=S.distance,z.decay=S.decay,S.castShadow){var G=S.shadow,U=n.get(S);U.shadowBias=G.bias,U.shadowNormalBias=G.normalBias,U.shadowRadius=G.radius,U.shadowMapSize=G.mapSize,U.shadowCameraNear=G.camera.near,U.shadowCameraFar=G.camera.far,r.pointShadow[f]=U,r.pointShadowMap[f]=L,r.pointShadowMatrix[f]=S.shadow.matrix,x++}r.point[f]=z,f++}else if(S.isHemisphereLight){var F=e.get(S);F.direction.setFromMatrixPosition(S.matrixWorld),F.direction.transformDirection(_),F.direction.normalize(),F.skyColor.copy(S.color).multiplyScalar(E),F.groundColor.copy(S.groundColor).multiplyScalar(E),r.hemi[g]=F,g++}}v>0&&(r.rectAreaLTC1=lr.LTC_1,r.rectAreaLTC2=lr.LTC_2),r.ambient[0]=l,r.ambient[1]=h,r.ambient[2]=u;var H=r.hash;H.directionalLength===d&&H.pointLength===f&&H.spotLength===m&&H.rectAreaLength===v&&H.hemiLength===g&&H.numDirectionalShadows===y&&H.numPointShadows===x&&H.numSpotShadows===b||(r.directional.length=d,r.spot.length=m,r.rectArea.length=v,r.point.length=f,r.hemi.length=g,r.directionalShadow.length=y,r.directionalShadowMap.length=y,r.pointShadow.length=x,r.pointShadowMap.length=x,r.spotShadow.length=b,r.spotShadowMap.length=b,r.directionalShadowMatrix.length=y,r.pointShadowMatrix.length=x,r.spotShadowMatrix.length=b,H.directionalLength=d,H.pointLength=f,H.spotLength=m,H.rectAreaLength=v,H.hemiLength=g,H.numDirectionalShadows=y,H.numPointShadows=x,H.numSpotShadows=b,r.version=Zi++)},state:r}}function Ki(){var t=new Qi,e=[],n=[];return{init:function(){e.length=0,n.length=0},state:{lightsArray:e,shadowsArray:n,lights:t},setupLights:function(r){t.setup(e,n,r)},pushLight:function(t){e.push(t)},pushShadow:function(t){n.push(t)}}}function $i(){var t=new 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Xe.prototype.copy.call(this,t),this.depthPacking=t.depthPacking,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this},ea.prototype=Object.create(Xe.prototype),ea.prototype.constructor=ea,ea.prototype.isMeshDistanceMaterial=!0,ea.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.referencePosition.copy(t.referencePosition),this.nearDistance=t.nearDistance,this.farDistance=t.farDistance,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this};function na(t,e,n){var r=new rr,i=new lt,a=new lt,o=new vt,s=[],c=[],l={},h={0:1,1:0,2:2},u=new Yn({defines:{SAMPLE_RATE:2/8,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new lt},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\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );\n\tfor ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n\t\t#ifdef HORIZONAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean 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r=t<<0|e<<1|n<<2,i=c[r];return void 0===i&&(i=new ea({morphTargets:t,skinning:e}),c[r]=i),i}function _(e,n,r,i,a,o,s){var c=null,u=x,p=e.customDepthMaterial;if(!0===i.isPointLight&&(u=b,p=e.customDistanceMaterial),void 0===p){var d=!1;!0===r.morphTargets&&(d=n.morphAttributes&&n.morphAttributes.position&&n.morphAttributes.position.length>0);var f=!1;!0===e.isSkinnedMesh&&(!0===r.skinning?f=!0:console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",e)),c=u(d,f,!0===e.isInstancedMesh)}else c=p;if(t.localClippingEnabled&&!0===r.clipShadows&&0!==r.clippingPlanes.length){var m=c.uuid,v=r.uuid,g=l[m];void 0===g&&(g={},l[m]=g);var y=g[v];void 0===y&&(y=c.clone(),g[v]=y),c=y}return 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s,l=function(t){return!c&&(t.wrapS!==u||t.wrapT!==u||t.minFilter!==d&&t.minFilter!==v)}(r)&&!1===C(r.image),h=P(r.image,l,!1,p),f=C(h)||c,m=a.convert(r.format),g=a.convert(r.type),y=D(r.internalFormat,m,g);j(o,r,f);var x=r.mipmaps;if(r.isDepthTexture)y=6402,c?y=r.type===w?36012:r.type===_?33190:r.type===S?35056:33189:r.type===w&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),r.format===A&&6402===y&&r.type!==b&&r.type!==_&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),r.type=b,g=a.convert(r.type)),r.format===L&&6402===y&&(y=34041,r.type!==S&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),r.type=S,g=a.convert(r.type))),n.texImage2D(3553,0,y,h.width,h.height,0,m,g,null);else if(r.isDataTexture)if(x.length>0&&f){for(var M=0,R=x.length;M<R;M++)s=x[M],n.texImage2D(3553,M,y,s.width,s.height,0,m,g,s.data);r.generateMipmaps=!1,e.__maxMipLevel=x.length-1}else n.texImage2D(3553,0,y,h.width,h.height,0,m,g,h.data),e.__maxMipLevel=0;else if(r.isCompressedTexture){for(var N=0,B=x.length;N<B;N++)s=x[N],r.format!==E&&r.format!==T?null!==m?n.compressedTexImage2D(3553,N,y,s.width,s.height,0,s.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texImage2D(3553,N,y,s.width,s.height,0,m,g,s.data);e.__maxMipLevel=x.length-1}else if(r.isDataTexture2DArray)n.texImage3D(35866,0,y,h.width,h.height,h.depth,0,m,g,h.data),e.__maxMipLevel=0;else if(r.isDataTexture3D)n.texImage3D(32879,0,y,h.width,h.height,h.depth,0,m,g,h.data),e.__maxMipLevel=0;else if(x.length>0&&f){for(var z=0,G=x.length;z<G;z++)s=x[z],n.texImage2D(3553,z,y,m,g,s);r.generateMipmaps=!1,e.__maxMipLevel=x.length-1}else n.texImage2D(3553,0,y,m,g,h),e.__maxMipLevel=0;O(r,f)&&I(o,r,h.width,h.height),e.__version=r.version,r.onUpdate&&r.onUpdate(r)}function X(e,i,o,s){var c=a.convert(i.texture.format),l=a.convert(i.texture.type),h=D(i.texture.internalFormat,c,l);n.texImage2D(s,0,h,i.width,i.height,0,c,l,null),t.bindFramebuffer(36160,e),t.framebufferTexture2D(36160,o,s,r.get(i.texture).__webglTexture,0),t.bindFramebuffer(36160,null)}function Y(e,n,r){if(t.bindRenderbuffer(36161,e),n.depthBuffer&&!n.stencilBuffer){var i=33189;if(r){var o=n.depthTexture;o&&o.isDepthTexture&&(o.type===w?i=36012:o.type===_&&(i=33190));var s=J(n);t.renderbufferStorageMultisample(36161,s,i,n.width,n.height)}else t.renderbufferStorage(36161,i,n.width,n.height);t.framebufferRenderbuffer(36160,36096,36161,e)}else if(n.depthBuffer&&n.stencilBuffer){if(r){var c=J(n);t.renderbufferStorageMultisample(36161,c,35056,n.width,n.height)}else 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l=!0===e.isWebGLCubeRenderTarget,h=!0===e.isWebGLMultisampleRenderTarget,u=C(e)||c;if(!c||e.texture.format!==T||e.texture.type!==w&&e.texture.type!==M||(e.texture.format=E,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. 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n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(t===C)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(t===O)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(t===I||t===D||t===N||t===B){if(null===(n=e.get("WEBGL_compressed_texture_pvrtc")))return null;if(t===I)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(t===D)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(t===N)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(t===B)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===t)return null!==(n=e.get("WEBGL_compressed_texture_etc1"))?n.COMPRESSED_RGB_ETC1_WEBGL:null;if((t===z||t===G)&&null!==(n=e.get("WEBGL_compressed_texture_etc"))){if(t===z)return n.COMPRESSED_RGB8_ETC2;if(t===G)return n.COMPRESSED_RGBA8_ETC2_EAC}return 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e=l.get(t.inputSource);e&&e.dispatchEvent({type:t.type})}function g(){l.forEach((function(t,e){t.disconnect(e)})),l.clear(),t.setFramebuffer(null),t.setRenderTarget(t.getRenderTarget()),S.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function y(t){a=t,S.setContext(r),S.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}function x(t){for(var e=r.inputSources,n=0;n<c.length;n++)l.set(e[n],c[n]);for(var i=0;i<t.removed.length;i++){var a=t.removed[i],o=l.get(a);o&&(o.dispatchEvent({type:"disconnected",data:a}),l.delete(a))}for(var s=0;s<t.added.length;s++){var h=t.added[s],u=l.get(h);u&&u.dispatchEvent({type:"connected",data:h})}}this.enabled=!1,this.isPresenting=!1,this.getController=function(t){var e=c[t];return void 0===e&&(e=new ca,c[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){var e=c[t];return void 0===e&&(e=new ca,c[t]=e),e.getGripSpace()},this.getHand=function(t){var e=c[t];return void 0===e&&(e=new ca,c[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){i=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){o=t,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return a},this.getSession=function(){return r},this.setSession=function(t){if(null!==(r=t)){r.addEventListener("select",v),r.addEventListener("selectstart",v),r.addEventListener("selectend",v),r.addEventListener("squeeze",v),r.addEventListener("squeezestart",v),r.addEventListener("squeezeend",v),r.addEventListener("end",g);var n=e.getContextAttributes();!0!==n.xrCompatible&&e.makeXRCompatible();var a={antialias:n.antialias,alpha:n.alpha,depth:n.depth,stencil:n.stencil,framebufferScaleFactor:i},s=new XRWebGLLayer(r,e,a);r.updateRenderState({baseLayer:s}),r.requestReferenceSpace(o).then(y),r.addEventListener("inputsourceschange",x)}};var b=new wt,_=new wt;function w(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.getInverse(t.matrixWorld)}this.getCamera=function(t){d.near=u.near=h.near=t.near,d.far=u.far=h.far=t.far,f===d.near&&m===d.far||(r.updateRenderState({depthNear:d.near,depthFar:d.far}),f=d.near,m=d.far);var e=t.parent,n=d.cameras;w(d,e);for(var i=0;i<n.length;i++)w(n[i],e);t.matrixWorld.copy(d.matrixWorld);for(var a=t.children,o=0,s=a.length;o<s;o++)a[o].updateMatrixWorld(!0);return 2===n.length?function(t,e,n){b.setFromMatrixPosition(e.matrixWorld),_.setFromMatrixPosition(n.matrixWorld);var r=b.distanceTo(_),i=e.projectionMatrix.elements,a=n.projectionMatrix.elements,o=i[14]/(i[10]-1),s=i[14]/(i[10]+1),c=(i[9]+1)/i[5],l=(i[9]-1)/i[5],h=(i[8]-1)/i[0],u=(a[8]+1)/a[0],p=o*h,d=o*u,f=r/(-h+u),m=f*-h;e.matrixWorld.decompose(t.position,t.quaternion,t.scale),t.translateX(m),t.translateZ(f),t.matrixWorld.compose(t.position,t.quaternion,t.scale),t.matrixWorldInverse.getInverse(t.matrixWorld);var v=o+f,g=s+f,y=p-m,x=d+(r-m),w=c*s/g*v,M=l*s/g*v;t.projectionMatrix.makePerspective(y,x,w,M,v,g)}(d,h,u):d.projectionMatrix.copy(h.projectionMatrix),d};var M=null;var S=new ir;S.setAnimationLoop((function(e,n){if(null!==(s=n.getViewerPose(a))){var i=s.views,o=r.renderState.baseLayer;t.setFramebuffer(o.framebuffer);var l=!1;i.length!==d.cameras.length&&(d.cameras.length=0,l=!0);for(var h=0;h<i.length;h++){var u=i[h],f=o.getViewport(u),m=p[h];m.matrix.fromArray(u.transform.matrix),m.projectionMatrix.fromArray(u.projectionMatrix),m.viewport.set(f.x,f.y,f.width,f.height),0===h&&d.matrix.copy(m.matrix),!0===l&&d.cameras.push(m)}}for(var v=r.inputSources,g=0;g<c.length;g++){var y=c[g],x=v[g];y.update(x,n,a)}M&&M(e,n)})),this.setAnimationLoop=function(t){M=t},this.dispose=function(){}}function ha(t){function e(e,n){e.opacity.value=n.opacity,n.color&&e.diffuse.value.copy(n.color),n.emissive&&e.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity),n.map&&(e.map.value=n.map),n.alphaMap&&(e.alphaMap.value=n.alphaMap),n.specularMap&&(e.specularMap.value=n.specularMap);var r,i,a=t.get(n).envMap;if(a){e.envMap.value=a,e.flipEnvMap.value=a.isCubeTexture?-1:1,e.reflectivity.value=n.reflectivity,e.refractionRatio.value=n.refractionRatio;var o=t.get(a).__maxMipLevel;void 0!==o&&(e.maxMipLevel.value=o)}n.lightMap&&(e.lightMap.value=n.lightMap,e.lightMapIntensity.value=n.lightMapIntensity),n.aoMap&&(e.aoMap.value=n.aoMap,e.aoMapIntensity.value=n.aoMapIntensity),n.map?r=n.map:n.specularMap?r=n.specularMap:n.displacementMap?r=n.displacementMap:n.normalMap?r=n.normalMap:n.bumpMap?r=n.bumpMap:n.roughnessMap?r=n.roughnessMap:n.metalnessMap?r=n.metalnessMap:n.alphaMap?r=n.alphaMap:n.emissiveMap?r=n.emissiveMap:n.clearcoatMap?r=n.clearcoatMap:n.clearcoatNormalMap?r=n.clearcoatNormalMap:n.clearcoatRoughnessMap&&(r=n.clearcoatRoughnessMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),e.uvTransform.value.copy(r.matrix)),n.aoMap?i=n.aoMap:n.lightMap&&(i=n.lightMap),void 0!==i&&(i.isWebGLRenderTarget&&(i=i.texture),!0===i.matrixAutoUpdate&&i.updateMatrix(),e.uv2Transform.value.copy(i.matrix))}function n(e,n){e.roughness.value=n.roughness,e.metalness.value=n.metalness,n.roughnessMap&&(e.roughnessMap.value=n.roughnessMap),n.metalnessMap&&(e.metalnessMap.value=n.metalnessMap),n.emissiveMap&&(e.emissiveMap.value=n.emissiveMap),n.bumpMap&&(e.bumpMap.value=n.bumpMap,e.bumpScale.value=n.bumpScale,1===n.side&&(e.bumpScale.value*=-1)),n.normalMap&&(e.normalMap.value=n.normalMap,e.normalScale.value.copy(n.normalScale),1===n.side&&e.normalScale.value.negate()),n.displacementMap&&(e.displacementMap.value=n.displacementMap,e.displacementScale.value=n.displacementScale,e.displacementBias.value=n.displacementBias),t.get(n).envMap&&(e.envMapIntensity.value=n.envMapIntensity)}return{refreshFogUniforms:function(t,e){t.fogColor.value.copy(e.color),e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)},refreshMaterialUniforms:function(t,r,i,a){r.isMeshBasicMaterial?e(t,r):r.isMeshLambertMaterial?(e(t,r),function(t,e){e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}(t,r)):r.isMeshToonMaterial?(e(t,r),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap);e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshPhongMaterial?(e(t,r),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshStandardMaterial?(e(t,r),r.isMeshPhysicalMaterial?function(t,e){n(t,e),t.reflectivity.value=e.reflectivity,t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.sheen&&t.sheen.value.copy(e.sheen);e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap);e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap);e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,1===e.side&&t.clearcoatNormalScale.value.negate());t.transmission.value=e.transmission,e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap)}(t,r):n(t,r)):r.isMeshMatcapMaterial?(e(t,r),function(t,e){e.matcap&&(t.matcap.value=e.matcap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshDepthMaterial?(e(t,r),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshDistanceMaterial?(e(t,r),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias);t.referencePosition.value.copy(e.referencePosition),t.nearDistance.value=e.nearDistance,t.farDistance.value=e.farDistance}(t,r)):r.isMeshNormalMaterial?(e(t,r),function(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,r),r.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,r)):r.isPointsMaterial?function(t,e,n,r){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*r,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);var i;e.map?i=e.map:e.alphaMap&&(i=e.alphaMap);void 0!==i&&(!0===i.matrixAutoUpdate&&i.updateMatrix(),t.uvTransform.value.copy(i.matrix))}(t,r,i,a):r.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);var n;e.map?n=e.map:e.alphaMap&&(n=e.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),t.uvTransform.value.copy(n.matrix))}(t,r):r.isShadowMaterial?(t.color.value.copy(r.color),t.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function ua(t){var e=void 0!==(t=t||{}).canvas?t.canvas:document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),n=void 0!==t.context?t.context:null,r=void 0!==t.alpha&&t.alpha,i=void 0===t.depth||t.depth,a=void 0===t.stencil||t.stencil,o=void 0!==t.antialias&&t.antialias,s=void 0===t.premultipliedAlpha||t.premultipliedAlpha,c=void 0!==t.preserveDrawingBuffer&&t.preserveDrawingBuffer,l=void 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fr(mt,W,t)).isWebGL2&&(W.get("WEBGL_depth_texture"),W.get("OES_texture_float"),W.get("OES_texture_half_float"),W.get("OES_texture_half_float_linear"),W.get("OES_standard_derivatives"),W.get("OES_element_index_uint"),W.get("OES_vertex_array_object"),W.get("ANGLE_instanced_arrays")),W.get("OES_texture_float_linear"),dt=new aa(mt,W,q),(Y=new ra(mt,W,q)).scissor(L.copy(B).multiplyScalar(O).floor()),Y.viewport(A.copy(N).multiplyScalar(O).floor()),Z=new br(mt),J=new Vi,Q=new ia(mt,W,Y,J,q,dt,Z),K=new vr(d),$=new ar(mt,q),ft=new pr(mt,W,$,q),tt=new yr(mt,$,Z,ft),et=new Sr(mt,tt,$,Z),ht=new Mr(mt),ot=new mr(J),nt=new ki(d,K,W,q,ft,ot),rt=new ha(J),it=new Xi(J),at=new $i,st=new ur(d,K,Y,et,s),ut=new dr(mt,W,Z,q),pt=new xr(mt,W,Z,q),Z.programs=nt.programs,d.capabilities=q,d.extensions=W,d.properties=J,d.renderLists=it,d.state=Y,d.info=Z}bt();var _t=new la(d,mt);this.xr=_t;var Mt=new na(d,et,q.maxTextureSize);function St(t){t.preventDefault(),console.log("THREE.WebGLRenderer: Context Lost."),f=!0}function Tt(){console.log("THREE.WebGLRenderer: Context Restored."),f=!1,bt()}function Et(t){var e=t.target;e.removeEventListener("dispose",Et),function(t){At(t),J.remove(t)}(e)}function At(t){var e=J.get(t).program;void 0!==e&&nt.releaseProgram(e)}this.shadowMap=Mt,this.getContext=function(){return mt},this.getContextAttributes=function(){return mt.getContextAttributes()},this.forceContextLoss=function(){var t=W.get("WEBGL_lose_context");t&&t.loseContext()},this.forceContextRestore=function(){var t=W.get("WEBGL_lose_context");t&&t.restoreContext()},this.getPixelRatio=function(){return O},this.setPixelRatio=function(t){void 0!==t&&(O=t,this.setSize(P,C,!1))},this.getSize=function(t){return void 0===t&&(console.warn("WebGLRenderer: .getsize() now requires a Vector2 as an argument"),t=new lt),t.set(P,C)},this.setSize=function(t,n,r){_t.isPresenting?console.warn("THREE.WebGLRenderer: Can't change size while VR device is 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t.copy(B)},this.setScissor=function(t,e,n,r){t.isVector4?B.set(t.x,t.y,t.z,t.w):B.set(t,e,n,r),Y.scissor(L.copy(B).multiplyScalar(O).floor())},this.getScissorTest=function(){return z},this.setScissorTest=function(t){Y.setScissorTest(z=t)},this.setOpaqueSort=function(t){I=t},this.setTransparentSort=function(t){D=t},this.getClearColor=function(){return st.getClearColor()},this.setClearColor=function(){st.setClearColor.apply(st,arguments)},this.getClearAlpha=function(){return st.getClearAlpha()},this.setClearAlpha=function(){st.setClearAlpha.apply(st,arguments)},this.clear=function(t,e,n){var r=0;(void 0===t||t)&&(r|=16384),(void 0===e||e)&&(r|=256),(void 0===n||n)&&(r|=1024),mt.clear(r)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.dispose=function(){e.removeEventListener("webglcontextlost",St,!1),e.removeEventListener("webglcontextrestored",Tt,!1),it.dispose(),at.dispose(),J.dispose(),K.dispose(),et.dispose(),ft.dispose(),_t.dispose(),Rt.stop()},this.renderBufferImmediate=function(t,e){ft.initAttributes();var n=J.get(t);t.hasPositions&&!n.position&&(n.position=mt.createBuffer()),t.hasNormals&&!n.normal&&(n.normal=mt.createBuffer()),t.hasUvs&&!n.uv&&(n.uv=mt.createBuffer()),t.hasColors&&!n.color&&(n.color=mt.createBuffer());var r=e.getAttributes();t.hasPositions&&(mt.bindBuffer(34962,n.position),mt.bufferData(34962,t.positionArray,35048),ft.enableAttribute(r.position),mt.vertexAttribPointer(r.position,3,5126,!1,0,0)),t.hasNormals&&(mt.bindBuffer(34962,n.normal),mt.bufferData(34962,t.normalArray,35048),ft.enableAttribute(r.normal),mt.vertexAttribPointer(r.normal,3,5126,!1,0,0)),t.hasUvs&&(mt.bindBuffer(34962,n.uv),mt.bufferData(34962,t.uvArray,35048),ft.enableAttribute(r.uv),mt.vertexAttribPointer(r.uv,2,5126,!1,0,0)),t.hasColors&&(mt.bindBuffer(34962,n.color),mt.bufferData(34962,t.colorArray,35048),ft.enableAttribute(r.color),mt.vertexAttribPointer(r.color,3,5126,!1,0,0)),ft.disableUnusedAttributes(),mt.drawArrays(4,0,t.count),t.count=0},this.renderBufferDirect=function(t,e,n,r,i,a){null===e&&(e=V);var o=i.isMesh&&i.matrixWorld.determinant()<0,s=Dt(t,e,r,i);Y.setMaterial(r,o);var c=n.index,l=n.attributes.position;if(null===c){if(void 0===l||0===l.count)return}else if(0===c.count)return;var h,u=1;!0===r.wireframe&&(c=tt.getWireframeAttribute(n),u=2),(r.morphTargets||r.morphNormals)&&ht.update(i,n,r,s),ft.setup(i,r,s,n,c);var p=ut;null!==c&&(h=$.get(c),(p=pt).setIndex(h));var d=null!==c?c.count:l.count,f=n.drawRange.start*u,m=n.drawRange.count*u,v=null!==a?a.start*u:0,g=null!==a?a.count*u:1/0,y=Math.max(f,v),x=Math.min(d,f+m,v+g)-1,b=Math.max(0,x-y+1);if(0!==b){if(i.isMesh)!0===r.wireframe?(Y.setLineWidth(r.wireframeLinewidth*j()),p.setMode(1)):p.setMode(4);else if(i.isLine){var _=r.linewidth;void 0===_&&(_=1),Y.setLineWidth(_*j()),i.isLineSegments?p.setMode(1):i.isLineLoop?p.setMode(2):p.setMode(3)}else i.isPoints?p.setMode(0):i.isSprite&&p.setMode(4);if(i.isInstancedMesh)p.renderInstances(y,b,i.count);else if(n.isInstancedBufferGeometry){var w=Math.min(n.instanceCount,n._maxInstanceCount);p.renderInstances(y,b,w)}else p.render(y,b)}},this.compile=function(t,e){(p=at.get(t,e)).init(),t.traverse((function(t){t.isLight&&(p.pushLight(t),t.castShadow&&p.pushShadow(t))})),p.setupLights(e);var n=new WeakMap;t.traverse((function(e){var r=e.material;if(r)if(Array.isArray(r))for(var i=0;i<r.length;i++){var a=r[i];!1===n.has(a)&&(It(a,t,e),n.set(a))}else!1===n.has(r)&&(It(r,t,e),n.set(r))}))};var Lt=null;var Rt=new ir;function Pt(t,e,n,r){if(!1!==t.visible){if(t.layers.test(e.layers))if(t.isGroup)n=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(e);else if(t.isLight)p.pushLight(t),t.castShadow&&p.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||G.intersectsSprite(t)){r&&k.setFromMatrixPosition(t.matrixWorld).applyMatrix4(H);var i=et.update(t),a=t.material;a.visible&&u.push(t,i,a,n,k.z,null)}}else if(t.isImmediateRenderObject)r&&k.setFromMatrixPosition(t.matrixWorld).applyMatrix4(H),u.push(t,null,t.material,n,k.z,null);else if((t.isMesh||t.isLine||t.isPoints)&&(t.isSkinnedMesh&&t.skeleton.frame!==Z.render.frame&&(t.skeleton.update(),t.skeleton.frame=Z.render.frame),!t.frustumCulled||G.intersectsObject(t))){r&&k.setFromMatrixPosition(t.matrixWorld).applyMatrix4(H);var o=et.update(t),s=t.material;if(Array.isArray(s))for(var c=o.groups,l=0,h=c.length;l<h;l++){var d=c[l],f=s[d.materialIndex];f&&f.visible&&u.push(t,o,f,n,k.z,d)}else s.visible&&u.push(t,o,s,n,k.z,null)}for(var m=t.children,v=0,g=m.length;v<g;v++)Pt(m[v],e,n,r)}}function Ct(t,e,n){for(var r=!0===e.isScene?e.overrideMaterial:null,i=0,a=t.length;i<a;i++){var o=t[i],s=o.object,c=o.geometry,l=null===r?o.material:r,h=o.group;if(n.isArrayCamera){T=n;for(var u=n.cameras,d=0,f=u.length;d<f;d++){var m=u[d];s.layers.test(m.layers)&&(Y.viewport(A.copy(m.viewport)),p.setupLights(m),Ot(s,e,m,c,l,h))}}else T=null,Ot(s,e,n,c,l,h)}}function Ot(t,e,n,r,i,a){if(t.onBeforeRender(d,e,n,r,i,a),p=at.get(e,T||n),t.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),t.isImmediateRenderObject){var o=Dt(n,e,i,t);Y.setMaterial(i),ft.reset(),function(t,e){t.render((function(t){d.renderBufferImmediate(t,e)}))}(t,o)}else d.renderBufferDirect(n,e,r,i,t,a);t.onAfterRender(d,e,n,r,i,a),p=at.get(e,T||n)}function It(t,e,n){!0!==e.isScene&&(e=V);var r=J.get(t),i=p.state.lights,a=p.state.shadowsArray,o=i.state.version,s=nt.getParameters(t,i.state,a,e,n),c=nt.getProgramCacheKey(s),l=r.program,h=!0;if(void 0===l)t.addEventListener("dispose",Et);else if(l.cacheKey!==c)At(t);else if(r.lightsStateVersion!==o)h=!1;else{if(void 0!==s.shaderID){var u=t.isMeshStandardMaterial?e.environment:null;return void(r.envMap=K.get(t.envMap||u))}h=!1}h&&(s.uniforms=nt.getUniforms(t),t.onBeforeCompile(s,d),l=nt.acquireProgram(s,c),r.program=l,r.uniforms=s.uniforms,r.outputEncoding=s.outputEncoding);var f=r.uniforms;(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(r.numClippingPlanes=ot.numPlanes,r.numIntersection=ot.numIntersection,f.clippingPlanes=ot.uniform),r.environment=t.isMeshStandardMaterial?e.environment:null,r.fog=e.fog,r.envMap=K.get(t.envMap||r.environment),r.needsLights=function(t){return t.isMeshLambertMaterial||t.isMeshToonMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&!0===t.lights}(t),r.lightsStateVersion=o,r.needsLights&&(f.ambientLightColor.value=i.state.ambient,f.lightProbe.value=i.state.probe,f.directionalLights.value=i.state.directional,f.directionalLightShadows.value=i.state.directionalShadow,f.spotLights.value=i.state.spot,f.spotLightShadows.value=i.state.spotShadow,f.rectAreaLights.value=i.state.rectArea,f.ltc_1.value=i.state.rectAreaLTC1,f.ltc_2.value=i.state.rectAreaLTC2,f.pointLights.value=i.state.point,f.pointLightShadows.value=i.state.pointShadow,f.hemisphereLights.value=i.state.hemi,f.directionalShadowMap.value=i.state.directionalShadowMap,f.directionalShadowMatrix.value=i.state.directionalShadowMatrix,f.spotShadowMap.value=i.state.spotShadowMap,f.spotShadowMatrix.value=i.state.spotShadowMatrix,f.pointShadowMap.value=i.state.pointShadowMap,f.pointShadowMatrix.value=i.state.pointShadowMatrix);var m=r.program.getUniforms(),v=wi.seqWithValue(m.seq,f);r.uniformsList=v}function Dt(t,e,n,r){!0!==e.isScene&&(e=V),Q.resetTextureUnits();var i=e.fog,a=n.isMeshStandardMaterial?e.environment:null,o=null===y?d.outputEncoding:y.texture.encoding,s=K.get(n.envMap||a),c=J.get(n),l=p.state.lights;if(!0===U&&(!0===F||t!==S)){var h=t===S&&n.id===_;ot.setState(n,t,h)}n.version===c.__version?n.fog&&c.fog!==i||c.environment!==a||c.needsLights&&c.lightsStateVersion!==l.state.version?It(n,e,r):void 0===c.numClippingPlanes||c.numClippingPlanes===ot.numPlanes&&c.numIntersection===ot.numIntersection?(c.outputEncoding!==o||c.envMap!==s)&&It(n,e,r):It(n,e,r):(It(n,e,r),c.__version=n.version);var u,f,m=!1,v=!1,g=!1,x=c.program,b=x.getUniforms(),M=c.uniforms;if(Y.useProgram(x.program)&&(m=!0,v=!0,g=!0),n.id!==_&&(_=n.id,v=!0),m||S!==t){if(b.setValue(mt,"projectionMatrix",t.projectionMatrix),q.logarithmicDepthBuffer&&b.setValue(mt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),S!==t&&(S=t,v=!0,g=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){var T=b.map.cameraPosition;void 0!==T&&T.setValue(mt,k.setFromMatrixPosition(t.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&b.setValue(mt,"isOrthographic",!0===t.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.isShadowMaterial||n.skinning)&&b.setValue(mt,"viewMatrix",t.matrixWorldInverse)}if(n.skinning){b.setOptional(mt,r,"bindMatrix"),b.setOptional(mt,r,"bindMatrixInverse");var A=r.skeleton;if(A){var L=A.bones;if(q.floatVertexTextures){if(void 0===A.boneTexture){var R=Math.sqrt(4*L.length);R=ct.ceilPowerOfTwo(R),R=Math.max(R,4);var P=new Float32Array(R*R*4);P.set(A.boneMatrices);var I=new tr(P,R,R,E,w);A.boneMatrices=P,A.boneTexture=I,A.boneTextureSize=R}b.setValue(mt,"boneTexture",A.boneTexture,Q),b.setValue(mt,"boneTextureSize",A.boneTextureSize)}else b.setOptional(mt,A,"boneMatrices")}}return(v||c.receiveShadow!==r.receiveShadow)&&(c.receiveShadow=r.receiveShadow,b.setValue(mt,"receiveShadow",r.receiveShadow)),v&&(b.setValue(mt,"toneMappingExposure",d.toneMappingExposure),c.needsLights&&(f=g,(u=M).ambientLightColor.needsUpdate=f,u.lightProbe.needsUpdate=f,u.directionalLights.needsUpdate=f,u.directionalLightShadows.needsUpdate=f,u.pointLights.needsUpdate=f,u.pointLightShadows.needsUpdate=f,u.spotLights.needsUpdate=f,u.spotLightShadows.needsUpdate=f,u.rectAreaLights.needsUpdate=f,u.hemisphereLights.needsUpdate=f),i&&n.fog&&rt.refreshFogUniforms(M,i),rt.refreshMaterialUniforms(M,n,O,C),wi.upload(mt,c.uniformsList,M,Q)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(wi.upload(mt,c.uniformsList,M,Q),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&b.setValue(mt,"center",r.center),b.setValue(mt,"modelViewMatrix",r.modelViewMatrix),b.setValue(mt,"normalMatrix",r.normalMatrix),b.setValue(mt,"modelMatrix",r.matrixWorld),x}Rt.setAnimationLoop((function(t){_t.isPresenting||Lt&&Lt(t)})),"undefined"!=typeof window&&Rt.setContext(window),this.setAnimationLoop=function(t){Lt=t,_t.setAnimationLoop(t),null===t?Rt.stop():Rt.start()},this.render=function(t,e){var n,r;if(void 0!==arguments[2]&&(console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead."),n=arguments[2]),void 0!==arguments[3]&&(console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead."),r=arguments[3]),void 0===e||!0===e.isCamera){if(!0!==f){ft.resetDefaultState(),_=-1,S=null,!0===t.autoUpdate&&t.updateMatrixWorld(),null===e.parent&&e.updateMatrixWorld(),!0===_t.enabled&&!0===_t.isPresenting&&(e=_t.getCamera(e)),!0===t.isScene&&t.onBeforeRender(d,t,e,n||y),(p=at.get(t,e)).init(),H.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),G.setFromProjectionMatrix(H),F=this.localClippingEnabled,U=ot.init(this.clippingPlanes,F,e),(u=it.get(t,e)).init(),Pt(t,e,0,d.sortObjects),u.finish(),!0===d.sortObjects&&u.sort(I,D),!0===U&&ot.beginShadows();var i=p.state.shadowsArray;Mt.render(i,t,e),p.setupLights(e),!0===U&&ot.endShadows(),!0===this.info.autoReset&&this.info.reset(),void 0!==n&&this.setRenderTarget(n),st.render(u,t,e,r);var a=u.opaque,o=u.transparent;a.length>0&&Ct(a,t,e),o.length>0&&Ct(o,t,e),!0===t.isScene&&t.onAfterRender(d,t,e),null!==y&&(Q.updateRenderTargetMipmap(y),Q.updateMultisampleRenderTarget(y)),Y.buffers.depth.setTest(!0),Y.buffers.depth.setMask(!0),Y.buffers.color.setMask(!0),Y.setPolygonOffset(!1),u=null,p=null}}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")},this.setFramebuffer=function(t){m!==t&&null===y&&mt.bindFramebuffer(36160,t),m=t},this.getActiveCubeFace=function(){return v},this.getActiveMipmapLevel=function(){return g},this.getRenderList=function(){return u},this.setRenderList=function(t){u=t},this.getRenderState=function(){return p},this.setRenderState=function(t){p=t},this.getRenderTarget=function(){return y},this.setRenderTarget=function(t,e,n){void 0===e&&(e=0),void 0===n&&(n=0),y=t,v=e,g=n,t&&void 0===J.get(t).__webglFramebuffer&&Q.setupRenderTarget(t);var r=m,i=!1;if(t){var a=J.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(r=a[e],i=!0):r=t.isWebGLMultisampleRenderTarget?J.get(t).__webglMultisampledFramebuffer:a,A.copy(t.viewport),L.copy(t.scissor),R=t.scissorTest}else A.copy(N).multiplyScalar(O).floor(),L.copy(B).multiplyScalar(O).floor(),R=z;if(b!==r&&(mt.bindFramebuffer(36160,r),b=r),Y.viewport(A),Y.scissor(L),Y.setScissorTest(R),i){var o=J.get(t.texture);mt.framebufferTexture2D(36160,36064,34069+e,o.__webglTexture,n)}},this.readRenderTargetPixels=function(t,e,n,r,i,a,o){if(t&&t.isWebGLRenderTarget){var s=J.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==o&&(s=s[o]),s){var c=!1;s!==b&&(mt.bindFramebuffer(36160,s),c=!0);try{var l=t.texture,h=l.format,u=l.type;if(h!==E&&dt.convert(h)!==mt.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!(u===x||dt.convert(u)===mt.getParameter(35738)||u===w&&(q.isWebGL2||W.get("OES_texture_float")||W.get("WEBGL_color_buffer_float"))||u===M&&(q.isWebGL2?W.get("EXT_color_buffer_float"):W.get("EXT_color_buffer_half_float"))))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===mt.checkFramebufferStatus(36160)?e>=0&&e<=t.width-r&&n>=0&&n<=t.height-i&&mt.readPixels(e,n,r,i,dt.convert(h),dt.convert(u),a):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{c&&mt.bindFramebuffer(36160,b)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")},this.copyFramebufferToTexture=function(t,e,n){void 0===n&&(n=0);var r=Math.pow(2,-n),i=Math.floor(e.image.width*r),a=Math.floor(e.image.height*r),o=dt.convert(e.format);Q.setTexture2D(e,0),mt.copyTexImage2D(3553,n,o,t.x,t.y,i,a,0),Y.unbindTexture()},this.copyTextureToTexture=function(t,e,n,r){void 0===r&&(r=0);var i=e.image.width,a=e.image.height,o=dt.convert(n.format),s=dt.convert(n.type);Q.setTexture2D(n,0),mt.pixelStorei(37440,n.flipY),mt.pixelStorei(37441,n.premultiplyAlpha),mt.pixelStorei(3317,n.unpackAlignment),e.isDataTexture?mt.texSubImage2D(3553,r,t.x,t.y,i,a,o,s,e.image.data):e.isCompressedTexture?mt.compressedTexSubImage2D(3553,r,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,o,e.mipmaps[0].data):mt.texSubImage2D(3553,r,t.x,t.y,o,s,e.image),0===r&&n.generateMipmaps&&mt.generateMipmap(3553),Y.unbindTexture()},this.initTexture=function(t){Q.setTexture2D(t,0),Y.unbindTexture()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function pa(t){ua.call(this,t)}oa.prototype=Object.assign(Object.create(Jn.prototype),{constructor:oa,isArrayCamera:!0}),sa.prototype=Object.assign(Object.create(we.prototype),{constructor:sa,isGroup:!0}),Object.assign(ca.prototype,{constructor:ca,getHandSpace:function(){if(null===this._hand&&(this._hand=new sa,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints=[],this._hand.inputState={pinching:!1},window.XRHand))for(var t=0;t<=window.XRHand.LITTLE_PHALANX_TIP;t++){var e=new sa;e.matrixAutoUpdate=!1,e.visible=!1,this._hand.joints.push(e),this._hand.add(e)}return this._hand},getTargetRaySpace:function(){return null===this._targetRay&&(this._targetRay=new sa,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1),this._targetRay},getGripSpace:function(){return null===this._grip&&(this._grip=new sa,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1),this._grip},dispatchEvent:function(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this},disconnect:function(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this},update:function(t,e,n){var r=null,i=null,a=null,o=this._targetRay,s=this._grip,c=this._hand;if(t)if(c&&t.hand){a=!0;for(var l=0;l<=window.XRHand.LITTLE_PHALANX_TIP;l++)if(t.hand[l]){var h=e.getJointPose(t.hand[l],n),u=c.joints[l];null!==h&&(u.matrix.fromArray(h.transform.matrix),u.matrix.decompose(u.position,u.rotation,u.scale),u.jointRadius=h.radius),u.visible=null!==h;var p=c.joints[window.XRHand.INDEX_PHALANX_TIP],d=c.joints[window.XRHand.THUMB_PHALANX_TIP],f=p.position.distanceTo(d.position);c.inputState.pinching&&f>.025?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!c.inputState.pinching&&f<=.015&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}}else null!==o&&null!==(r=e.getPose(t.targetRaySpace,n))&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale)),null!==s&&t.gripSpace&&null!==(i=e.getPose(t.gripSpace,n))&&(s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale));return null!==o&&(o.visible=null!==r),null!==s&&(s.visible=null!==i),null!==c&&(c.visible=null!==a),this}}),Object.assign(la.prototype,it.prototype),pa.prototype=Object.assign(Object.create(ua.prototype),{constructor:pa,isWebGL1Renderer:!0});var da=function(t,e){Object.defineProperty(this,"isFogExp2",{value:!0}),this.name="",this.color=new je(t),this.density=void 0!==e?e:25e-5};da.prototype.clone=function(){return new da(this.color,this.density)},da.prototype.toJSON=function(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}};var fa=function(t,e,n){Object.defineProperty(this,"isFog",{value:!0}),this.name="",this.color=new je(t),this.near=void 0!==e?e:1,this.far=void 0!==n?n:1e3};function ma(){we.call(this),Object.defineProperty(this,"isScene",{value:!0}),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function va(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=et,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=ct.generateUUID()}fa.prototype.clone=function(){return new fa(this.color,this.near,this.far)},fa.prototype.toJSON=function(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}},ma.prototype=Object.create(we.prototype),ma.prototype.constructor=ma,ma.prototype.copy=function(t,e){return we.prototype.copy.call(this,t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this},ma.prototype.toJSON=function(t){var e=we.prototype.toJSON.call(this,t);return null!==this.background&&(e.object.background=this.background.toJSON(t)),null!==this.environment&&(e.object.environment=this.environment.toJSON(t)),null!==this.fog&&(e.object.fog=this.fog.toJSON()),e},Object.defineProperty(va.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(va.prototype,{isInterleavedBuffer:!0,onUploadCallback:function(){},setUsage:function(t){return this.usage=t,this},copy:function(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this},copyAt:function(t,e,n){t*=this.stride,n*=e.stride;for(var r=0,i=this.stride;r<i;r++)this.array[t+r]=e.array[n+r];return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},clone:function(t){void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=ct.generateUUID()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);var e=new va(new this.array.constructor(t.arrayBuffers[this.array.buffer._uuid]),this.stride);return e.setUsage(this.usage),e},onUpload:function(t){return this.onUploadCallback=t,this},toJSON:function(t){return void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=ct.generateUUID()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=Array.prototype.slice.call(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}});var ga,ya=new wt;function xa(t,e,n,r){this.name="",this.data=t,this.itemSize=e,this.offset=n,this.normalized=!0===r}function ba(t){Xe.call(this),this.type="SpriteMaterial",this.color=new je(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.setValues(t)}Object.defineProperties(xa.prototype,{count:{get:function(){return this.data.count}},array:{get:function(){return this.data.array}},needsUpdate:{set:function(t){this.data.needsUpdate=t}}}),Object.assign(xa.prototype,{isInterleavedBufferAttribute:!0,applyMatrix4:function(t){for(var e=0,n=this.data.count;e<n;e++)ya.x=this.getX(e),ya.y=this.getY(e),ya.z=this.getZ(e),ya.applyMatrix4(t),this.setXYZ(e,ya.x,ya.y,ya.z);return this},setX:function(t,e){return this.data.array[t*this.data.stride+this.offset]=e,this},setY:function(t,e){return this.data.array[t*this.data.stride+this.offset+1]=e,this},setZ:function(t,e){return this.data.array[t*this.data.stride+this.offset+2]=e,this},setW:function(t,e){return this.data.array[t*this.data.stride+this.offset+3]=e,this},getX:function(t){return this.data.array[t*this.data.stride+this.offset]},getY:function(t){return this.data.array[t*this.data.stride+this.offset+1]},getZ:function(t){return this.data.array[t*this.data.stride+this.offset+2]},getW:function(t){return this.data.array[t*this.data.stride+this.offset+3]},setXY:function(t,e,n){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this},setXYZ:function(t,e,n,r){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=r,this},setXYZW:function(t,e,n,r,i){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=n,this.data.array[t+2]=r,this.data.array[t+3]=i,this},clone:function(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interlaved buffer attribute will deinterleave buffer data.");for(var e=[],n=0;n<this.count;n++)for(var r=n*this.data.stride+this.offset,i=0;i<this.itemSize;i++)e.push(this.data.array[r+i]);return new Qe(new this.array.constructor(e),this.itemSize,this.normalized)}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.clone(t)),new xa(t.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)},toJSON:function(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interlaved buffer attribute will deinterleave buffer data.");for(var e=[],n=0;n<this.count;n++)for(var r=n*this.data.stride+this.offset,i=0;i<this.itemSize;i++)e.push(this.data.array[r+i]);return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.toJSON(t)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}),ba.prototype=Object.create(Xe.prototype),ba.prototype.constructor=ba,ba.prototype.isSpriteMaterial=!0,ba.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.rotation=t.rotation,this.sizeAttenuation=t.sizeAttenuation,this};var _a=new wt,wa=new wt,Ma=new wt,Sa=new lt,Ta=new lt,Ea=new Jt,Aa=new wt,La=new wt,Ra=new wt,Pa=new lt,Ca=new lt,Oa=new lt;function Ia(t){if(we.call(this),this.type="Sprite",void 0===ga){ga=new gn;var e=new va(new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),5);ga.setIndex([0,1,2,0,2,3]),ga.setAttribute("position",new xa(e,3,0,!1)),ga.setAttribute("uv",new xa(e,2,3,!1))}this.geometry=ga,this.material=void 0!==t?t:new ba,this.center=new lt(.5,.5)}function Da(t,e,n,r,i,a){Sa.subVectors(t,n).addScalar(.5).multiply(r),void 0!==i?(Ta.x=a*Sa.x-i*Sa.y,Ta.y=i*Sa.x+a*Sa.y):Ta.copy(Sa),t.copy(e),t.x+=Ta.x,t.y+=Ta.y,t.applyMatrix4(Ea)}Ia.prototype=Object.assign(Object.create(we.prototype),{constructor:Ia,isSprite:!0,raycast:function(t,e){null===t.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),wa.setFromMatrixScale(this.matrixWorld),Ea.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),Ma.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&wa.multiplyScalar(-Ma.z);var n,r,i=this.material.rotation;0!==i&&(r=Math.cos(i),n=Math.sin(i));var a=this.center;Da(Aa.set(-.5,-.5,0),Ma,a,wa,n,r),Da(La.set(.5,-.5,0),Ma,a,wa,n,r),Da(Ra.set(.5,.5,0),Ma,a,wa,n,r),Pa.set(0,0),Ca.set(1,0),Oa.set(1,1);var o=t.ray.intersectTriangle(Aa,La,Ra,!1,_a);if(null!==o||(Da(La.set(-.5,.5,0),Ma,a,wa,n,r),Ca.set(0,1),null!==(o=t.ray.intersectTriangle(Aa,Ra,La,!1,_a)))){var s=t.ray.origin.distanceTo(_a);s<t.near||s>t.far||e.push({distance:s,point:_a.clone(),uv:ze.getUV(_a,Aa,La,Ra,Pa,Ca,Oa,new lt),face:null,object:this})}},copy:function(t){return we.prototype.copy.call(this,t),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}});var Na,Ba,za,Ga,Ua,Fa=new wt,Ha=new wt;function ka(){we.call(this),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}function Va(t,e){t&&t.isGeometry&&console.error("THREE.SkinnedMesh no longer supports THREE.Geometry. Use THREE.BufferGeometry instead."),Nn.call(this,t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new Jt,this.bindMatrixInverse=new Jt}ka.prototype=Object.assign(Object.create(we.prototype),{constructor:ka,isLOD:!0,copy:function(t){we.prototype.copy.call(this,t,!1);for(var e=t.levels,n=0,r=e.length;n<r;n++){var i=e[n];this.addLevel(i.object.clone(),i.distance)}return this.autoUpdate=t.autoUpdate,this},addLevel:function(t,e){void 0===e&&(e=0),e=Math.abs(e);var n,r=this.levels;for(n=0;n<r.length&&!(e<r[n].distance);n++);return r.splice(n,0,{distance:e,object:t}),this.add(t),this},getCurrentLevel:function(){return this._currentLevel},getObjectForDistance:function(t){var e=this.levels;if(e.length>0){var n,r;for(n=1,r=e.length;n<r&&!(t<e[n].distance);n++);return e[n-1].object}return null},raycast:function(t,e){if(this.levels.length>0){Fa.setFromMatrixPosition(this.matrixWorld);var n=t.ray.origin.distanceTo(Fa);this.getObjectForDistance(n).raycast(t,e)}},update:function(t){var e=this.levels;if(e.length>1){Fa.setFromMatrixPosition(t.matrixWorld),Ha.setFromMatrixPosition(this.matrixWorld);var n,r,i=Fa.distanceTo(Ha)/t.zoom;for(e[0].object.visible=!0,n=1,r=e.length;n<r&&i>=e[n].distance;n++)e[n-1].object.visible=!1,e[n].object.visible=!0;for(this._currentLevel=n-1;n<r;n++)e[n].object.visible=!1}},toJSON:function(t){var e=we.prototype.toJSON.call(this,t);!1===this.autoUpdate&&(e.object.autoUpdate=!1),e.object.levels=[];for(var n=this.levels,r=0,i=n.length;r<i;r++){var a=n[r];e.object.levels.push({object:a.object.uuid,distance:a.distance})}return e}}),Va.prototype=Object.assign(Object.create(Nn.prototype),{constructor:Va,isSkinnedMesh:!0,copy:function(t){return Nn.prototype.copy.call(this,t),this.bindMode=t.bindMode,this.bindMatrix.copy(t.bindMatrix),this.bindMatrixInverse.copy(t.bindMatrixInverse),this.skeleton=t.skeleton,this},bind:function(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.getInverse(e)},pose:function(){this.skeleton.pose()},normalizeSkinWeights:function(){for(var t=new vt,e=this.geometry.attributes.skinWeight,n=0,r=e.count;n<r;n++){t.x=e.getX(n),t.y=e.getY(n),t.z=e.getZ(n),t.w=e.getW(n);var i=1/t.manhattanLength();i!==1/0?t.multiplyScalar(i):t.set(1,0,0,0),e.setXYZW(n,t.x,t.y,t.z,t.w)}},updateMatrixWorld:function(t){Nn.prototype.updateMatrixWorld.call(this,t),"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):"detached"===this.bindMode?this.bindMatrixInverse.getInverse(this.bindMatrix):console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)},boneTransform:(Na=new wt,Ba=new vt,za=new vt,Ga=new wt,Ua=new Jt,function(t,e){var n=this.skeleton,r=this.geometry;Ba.fromBufferAttribute(r.attributes.skinIndex,t),za.fromBufferAttribute(r.attributes.skinWeight,t),Na.fromBufferAttribute(r.attributes.position,t).applyMatrix4(this.bindMatrix),e.set(0,0,0);for(var i=0;i<4;i++){var a=za.getComponent(i);if(0!==a){var o=Ba.getComponent(i);Ua.multiplyMatrices(n.bones[o].matrixWorld,n.boneInverses[o]),e.addScaledVector(Ga.copy(Na).applyMatrix4(Ua),a)}}return e.applyMatrix4(this.bindMatrixInverse)})});var ja=new Jt,Wa=new Jt;function qa(t,e){if(t=t||[],this.bones=t.slice(0),this.boneMatrices=new Float32Array(16*this.bones.length),this.frame=-1,void 0===e)this.calculateInverses();else if(this.bones.length===e.length)this.boneInverses=e.slice(0);else{console.warn("THREE.Skeleton boneInverses is the wrong length."),this.boneInverses=[];for(var n=0,r=this.bones.length;n<r;n++)this.boneInverses.push(new Jt)}}function Xa(){we.call(this),this.type="Bone"}Object.assign(qa.prototype,{calculateInverses:function(){this.boneInverses=[];for(var t=0,e=this.bones.length;t<e;t++){var n=new Jt;this.bones[t]&&n.getInverse(this.bones[t].matrixWorld),this.boneInverses.push(n)}},pose:function(){for(var t=0,e=this.bones.length;t<e;t++){var n=this.bones[t];n&&n.matrixWorld.getInverse(this.boneInverses[t])}for(var r=0,i=this.bones.length;r<i;r++){var a=this.bones[r];a&&(a.parent&&a.parent.isBone?(a.matrix.getInverse(a.parent.matrixWorld),a.matrix.multiply(a.matrixWorld)):a.matrix.copy(a.matrixWorld),a.matrix.decompose(a.position,a.quaternion,a.scale))}},update:function(){for(var t=this.bones,e=this.boneInverses,n=this.boneMatrices,r=this.boneTexture,i=0,a=t.length;i<a;i++){var o=t[i]?t[i].matrixWorld:Wa;ja.multiplyMatrices(o,e[i]),ja.toArray(n,16*i)}void 0!==r&&(r.needsUpdate=!0)},clone:function(){return new qa(this.bones,this.boneInverses)},getBoneByName:function(t){for(var e=0,n=this.bones.length;e<n;e++){var r=this.bones[e];if(r.name===t)return r}},dispose:function(){this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=void 0)}}),Xa.prototype=Object.assign(Object.create(we.prototype),{constructor:Xa,isBone:!0});var Ya=new Jt,Za=new Jt,Ja=[],Qa=new Nn;function Ka(t,e,n){Nn.call(this,t,e),this.instanceMatrix=new Qe(new Float32Array(16*n),16),this.instanceColor=null,this.count=n,this.frustumCulled=!1}function $a(t){Xe.call(this),this.type="LineBasicMaterial",this.color=new je(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.morphTargets=!1,this.setValues(t)}Ka.prototype=Object.assign(Object.create(Nn.prototype),{constructor:Ka,isInstancedMesh:!0,copy:function(t){return Nn.prototype.copy.call(this,t),this.instanceMatrix.copy(t.instanceMatrix),this.count=t.count,this},setColorAt:function(t,e){null===this.instanceColor&&(this.instanceColor=new Qe(new Float32Array(3*this.count),3)),e.toArray(this.instanceColor.array,3*t)},getMatrixAt:function(t,e){e.fromArray(this.instanceMatrix.array,16*t)},raycast:function(t,e){var n=this.matrixWorld,r=this.count;if(Qa.geometry=this.geometry,Qa.material=this.material,void 0!==Qa.material)for(var i=0;i<r;i++){this.getMatrixAt(i,Ya),Za.multiplyMatrices(n,Ya),Qa.matrixWorld=Za,Qa.raycast(t,Ja);for(var a=0,o=Ja.length;a<o;a++){var s=Ja[a];s.instanceId=i,s.object=this,e.push(s)}Ja.length=0}},setMatrixAt:function(t,e){e.toArray(this.instanceMatrix.array,16*t)},updateMorphTargets:function(){}}),$a.prototype=Object.create(Xe.prototype),$a.prototype.constructor=$a,$a.prototype.isLineBasicMaterial=!0,$a.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.morphTargets=t.morphTargets,this};var to=new wt,eo=new wt,no=new Jt,ro=new Zt,io=new Ht;function ao(t,e,n){1===n&&console.error("THREE.Line: parameter THREE.LinePieces no longer supported. Use THREE.LineSegments instead."),we.call(this),this.type="Line",this.geometry=void 0!==t?t:new gn,this.material=void 0!==e?e:new $a,this.updateMorphTargets()}ao.prototype=Object.assign(Object.create(we.prototype),{constructor:ao,isLine:!0,copy:function(t){return we.prototype.copy.call(this,t),this.material=t.material,this.geometry=t.geometry,this},computeLineDistances:function(){var t=this.geometry;if(t.isBufferGeometry)if(null===t.index){for(var e=t.attributes.position,n=[0],r=1,i=e.count;r<i;r++)to.fromBufferAttribute(e,r-1),eo.fromBufferAttribute(e,r),n[r]=n[r-1],n[r]+=to.distanceTo(eo);t.setAttribute("lineDistance",new on(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else if(t.isGeometry){var a=t.vertices,o=t.lineDistances;o[0]=0;for(var s=1,c=a.length;s<c;s++)o[s]=o[s-1],o[s]+=a[s-1].distanceTo(a[s])}return this},raycast:function(t,e){var n=this.geometry,r=this.matrixWorld,i=t.params.Line.threshold;if(null===n.boundingSphere&&n.computeBoundingSphere(),io.copy(n.boundingSphere),io.applyMatrix4(r),io.radius+=i,!1!==t.ray.intersectsSphere(io)){no.getInverse(r),ro.copy(t.ray).applyMatrix4(no);var a=i/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,s=new wt,c=new wt,l=new wt,h=new wt,u=this&&this.isLineSegments?2:1;if(n.isBufferGeometry){var p=n.index,d=n.attributes.position.array;if(null!==p)for(var f=p.array,m=0,v=f.length-1;m<v;m+=u){var g=f[m],y=f[m+1];if(s.fromArray(d,3*g),c.fromArray(d,3*y),!(ro.distanceSqToSegment(s,c,h,l)>o)){h.applyMatrix4(this.matrixWorld);var x=t.ray.origin.distanceTo(h);x<t.near||x>t.far||e.push({distance:x,point:l.clone().applyMatrix4(this.matrixWorld),index:m,face:null,faceIndex:null,object:this})}}else for(var b=0,_=d.length/3-1;b<_;b+=u){if(s.fromArray(d,3*b),c.fromArray(d,3*b+3),!(ro.distanceSqToSegment(s,c,h,l)>o)){h.applyMatrix4(this.matrixWorld);var w=t.ray.origin.distanceTo(h);w<t.near||w>t.far||e.push({distance:w,point:l.clone().applyMatrix4(this.matrixWorld),index:b,face:null,faceIndex:null,object:this})}}}else if(n.isGeometry)for(var M=n.vertices,S=M.length,T=0;T<S-1;T+=u){if(!(ro.distanceSqToSegment(M[T],M[T+1],h,l)>o)){h.applyMatrix4(this.matrixWorld);var E=t.ray.origin.distanceTo(h);E<t.near||E>t.far||e.push({distance:E,point:l.clone().applyMatrix4(this.matrixWorld),index:T,face:null,faceIndex:null,object:this})}}}},updateMorphTargets:function(){var t=this.geometry;if(t.isBufferGeometry){var e=t.morphAttributes,n=Object.keys(e);if(n.length>0){var r=e[n[0]];if(void 0!==r){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var i=0,a=r.length;i<a;i++){var o=r[i].name||String(i);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=i}}}}else{var s=t.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}});var oo=new wt,so=new wt;function co(t,e){ao.call(this,t,e),this.type="LineSegments"}function lo(t,e){ao.call(this,t,e),this.type="LineLoop"}function ho(t){Xe.call(this),this.type="PointsMaterial",this.color=new je(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.morphTargets=!1,this.setValues(t)}co.prototype=Object.assign(Object.create(ao.prototype),{constructor:co,isLineSegments:!0,computeLineDistances:function(){var t=this.geometry;if(t.isBufferGeometry)if(null===t.index){for(var e=t.attributes.position,n=[],r=0,i=e.count;r<i;r+=2)oo.fromBufferAttribute(e,r),so.fromBufferAttribute(e,r+1),n[r]=0===r?0:n[r-1],n[r+1]=n[r]+oo.distanceTo(so);t.setAttribute("lineDistance",new on(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");else if(t.isGeometry)for(var a=t.vertices,o=t.lineDistances,s=0,c=a.length;s<c;s+=2)oo.copy(a[s]),so.copy(a[s+1]),o[s]=0===s?0:o[s-1],o[s+1]=o[s]+oo.distanceTo(so);return this}}),lo.prototype=Object.assign(Object.create(ao.prototype),{constructor:lo,isLineLoop:!0}),ho.prototype=Object.create(Xe.prototype),ho.prototype.constructor=ho,ho.prototype.isPointsMaterial=!0,ho.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.morphTargets=t.morphTargets,this};var uo=new Jt,po=new Zt,fo=new Ht,mo=new wt;function vo(t,e){we.call(this),this.type="Points",this.geometry=void 0!==t?t:new gn,this.material=void 0!==e?e:new ho,this.updateMorphTargets()}function go(t,e,n,r,i,a,o){var s=po.distanceSqToPoint(t);if(s<n){var c=new wt;po.closestPointToPoint(t,c),c.applyMatrix4(r);var l=i.ray.origin.distanceTo(c);if(l<i.near||l>i.far)return;a.push({distance:l,distanceToRay:Math.sqrt(s),point:c,index:e,face:null,object:o})}}function yo(t,e,n,r,i,a,o,s,c){mt.call(this,t,e,n,r,i,a,o,s,c),this.format=void 0!==o?o:T,this.minFilter=void 0!==a?a:v,this.magFilter=void 0!==i?i:v,this.generateMipmaps=!1;var l=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){l.needsUpdate=!0,t.requestVideoFrameCallback(e)}))}function xo(t,e,n,r,i,a,o,s,c,l,h,u){mt.call(this,null,a,o,s,c,l,r,i,h,u),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}function bo(t,e,n,r,i,a,o,s,c){mt.call(this,t,e,n,r,i,a,o,s,c),this.needsUpdate=!0}function _o(t,e,n,r,i,a,o,s,c,l){if((l=void 0!==l?l:A)!==A&&l!==L)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&l===A&&(n=b),void 0===n&&l===L&&(n=S),mt.call(this,null,r,i,a,o,s,l,n,c),this.image={width:t,height:e},this.magFilter=void 0!==o?o:d,this.minFilter=void 0!==s?s:d,this.flipY=!1,this.generateMipmaps=!1}function wo(t){gn.call(this),this.type="WireframeGeometry";var e=[],n=[0,0],r={},i=["a","b","c"];if(t&&t.isGeometry){for(var a=t.faces,o=0,s=a.length;o<s;o++)for(var c=a[o],l=0;l<3;l++){var h=c[i[l]],u=c[i[(l+1)%3]];n[0]=Math.min(h,u),n[1]=Math.max(h,u);var p=n[0]+","+n[1];void 0===r[p]&&(r[p]={index1:n[0],index2:n[1]})}for(var d in r){var f=r[d],m=t.vertices[f.index1];e.push(m.x,m.y,m.z),m=t.vertices[f.index2],e.push(m.x,m.y,m.z)}}else if(t&&t.isBufferGeometry){var v=new wt;if(null!==t.index){var g=t.attributes.position,y=t.index,x=t.groups;0===x.length&&(x=[{start:0,count:y.count,materialIndex:0}]);for(var b=0,_=x.length;b<_;++b)for(var w=x[b],M=w.start,S=M,T=M+w.count;S<T;S+=3)for(var E=0;E<3;E++){var A=y.getX(S+E),L=y.getX(S+(E+1)%3);n[0]=Math.min(A,L),n[1]=Math.max(A,L);var R=n[0]+","+n[1];void 0===r[R]&&(r[R]={index1:n[0],index2:n[1]})}for(var P in r){var C=r[P];v.fromBufferAttribute(g,C.index1),e.push(v.x,v.y,v.z),v.fromBufferAttribute(g,C.index2),e.push(v.x,v.y,v.z)}}else for(var O=t.attributes.position,I=0,D=O.count/3;I<D;I++)for(var N=0;N<3;N++){var B=3*I+N;v.fromBufferAttribute(O,B),e.push(v.x,v.y,v.z);var z=3*I+(N+1)%3;v.fromBufferAttribute(O,z),e.push(v.x,v.y,v.z)}}this.setAttribute("position",new on(e,3))}function Mo(t,e,n){kn.call(this),this.type="ParametricGeometry",this.parameters={func:t,slices:e,stacks:n},this.fromBufferGeometry(new So(t,e,n)),this.mergeVertices()}function So(t,e,n){gn.call(this),this.type="ParametricBufferGeometry",this.parameters={func:t,slices:e,stacks:n};var r=[],i=[],a=[],o=[],s=1e-5,c=new wt,l=new wt,h=new wt,u=new wt,p=new wt;t.length<3&&console.error("THREE.ParametricGeometry: Function must now modify a Vector3 as third parameter.");for(var d=e+1,f=0;f<=n;f++)for(var m=f/n,v=0;v<=e;v++){var g=v/e;t(g,m,l),i.push(l.x,l.y,l.z),g-s>=0?(t(g-s,m,h),u.subVectors(l,h)):(t(g+s,m,h),u.subVectors(h,l)),m-s>=0?(t(g,m-s,h),p.subVectors(l,h)):(t(g,m+s,h),p.subVectors(h,l)),c.crossVectors(u,p).normalize(),a.push(c.x,c.y,c.z),o.push(g,m)}for(var y=0;y<n;y++)for(var x=0;x<e;x++){var b=y*d+x,_=y*d+x+1,w=(y+1)*d+x+1,M=(y+1)*d+x;r.push(b,_,M),r.push(_,w,M)}this.setIndex(r),this.setAttribute("position",new on(i,3)),this.setAttribute("normal",new on(a,3)),this.setAttribute("uv",new on(o,2))}function To(t,e,n,r){kn.call(this),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:r},this.fromBufferGeometry(new Eo(t,e,n,r)),this.mergeVertices()}function Eo(t,e,n,r){gn.call(this),this.type="PolyhedronBufferGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:r},n=n||1;var i=[],a=[];function o(t,e,n,r){for(var i=r+1,a=[],o=0;o<=i;o++){a[o]=[];for(var c=t.clone().lerp(n,o/i),l=e.clone().lerp(n,o/i),h=i-o,u=0;u<=h;u++)a[o][u]=0===u&&o===i?c:c.clone().lerp(l,u/h)}for(var p=0;p<i;p++)for(var d=0;d<2*(i-p)-1;d++){var f=Math.floor(d/2);d%2==0?(s(a[p][f+1]),s(a[p+1][f]),s(a[p][f])):(s(a[p][f+1]),s(a[p+1][f+1]),s(a[p+1][f]))}}function s(t){i.push(t.x,t.y,t.z)}function c(e,n){var r=3*e;n.x=t[r+0],n.y=t[r+1],n.z=t[r+2]}function l(t,e,n,r){r<0&&1===t.x&&(a[e]=t.x-1),0===n.x&&0===n.z&&(a[e]=r/2/Math.PI+.5)}function h(t){return Math.atan2(t.z,-t.x)}function u(t){return Math.atan2(-t.y,Math.sqrt(t.x*t.x+t.z*t.z))}!function(t){for(var n=new wt,r=new wt,i=new wt,a=0;a<e.length;a+=3)c(e[a+0],n),c(e[a+1],r),c(e[a+2],i),o(n,r,i,t)}(r=r||0),function(t){for(var e=new wt,n=0;n<i.length;n+=3)e.x=i[n+0],e.y=i[n+1],e.z=i[n+2],e.normalize().multiplyScalar(t),i[n+0]=e.x,i[n+1]=e.y,i[n+2]=e.z}(n),function(){for(var t=new wt,e=0;e<i.length;e+=3){t.x=i[e+0],t.y=i[e+1],t.z=i[e+2];var n=h(t)/2/Math.PI+.5,r=u(t)/Math.PI+.5;a.push(n,1-r)}(function(){for(var t=new wt,e=new wt,n=new wt,r=new wt,o=new lt,s=new lt,c=new lt,u=0,p=0;u<i.length;u+=9,p+=6){t.set(i[u+0],i[u+1],i[u+2]),e.set(i[u+3],i[u+4],i[u+5]),n.set(i[u+6],i[u+7],i[u+8]),o.set(a[p+0],a[p+1]),s.set(a[p+2],a[p+3]),c.set(a[p+4],a[p+5]),r.copy(t).add(e).add(n).divideScalar(3);var d=h(r);l(o,p+0,t,d),l(s,p+2,e,d),l(c,p+4,n,d)}})(),function(){for(var t=0;t<a.length;t+=6){var e=a[t+0],n=a[t+2],r=a[t+4],i=Math.max(e,n,r),o=Math.min(e,n,r);i>.9&&o<.1&&(e<.2&&(a[t+0]+=1),n<.2&&(a[t+2]+=1),r<.2&&(a[t+4]+=1))}}()}(),this.setAttribute("position",new on(i,3)),this.setAttribute("normal",new on(i.slice(),3)),this.setAttribute("uv",new on(a,2)),0===r?this.computeVertexNormals():this.normalizeNormals()}function Ao(t,e){kn.call(this),this.type="TetrahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Lo(t,e)),this.mergeVertices()}function Lo(t,e){Eo.call(this,[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],t,e),this.type="TetrahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Ro(t,e){kn.call(this),this.type="OctahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Po(t,e)),this.mergeVertices()}function Po(t,e){Eo.call(this,[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],t,e),this.type="OctahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Co(t,e){kn.call(this),this.type="IcosahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Oo(t,e)),this.mergeVertices()}function Oo(t,e){var n=(1+Math.sqrt(5))/2,r=[-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];Eo.call(this,r,[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],t,e),this.type="IcosahedronBufferGeometry",this.parameters={radius:t,detail:e}}function Io(t,e){kn.call(this),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e},this.fromBufferGeometry(new Do(t,e)),this.mergeVertices()}function Do(t,e){var n=(1+Math.sqrt(5))/2,r=1/n,i=[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-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];Eo.call(this,i,[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],t,e),this.type="DodecahedronBufferGeometry",this.parameters={radius:t,detail:e}}function No(t,e,n,r,i,a){kn.call(this),this.type="TubeGeometry",this.parameters={path:t,tubularSegments:e,radius:n,radialSegments:r,closed:i},void 0!==a&&console.warn("THREE.TubeGeometry: taper has been removed.");var o=new Bo(t,e,n,r,i);this.tangents=o.tangents,this.normals=o.normals,this.binormals=o.binormals,this.fromBufferGeometry(o),this.mergeVertices()}function Bo(t,e,n,r,i){gn.call(this),this.type="TubeBufferGeometry",this.parameters={path:t,tubularSegments:e,radius:n,radialSegments:r,closed:i},e=e||64,n=n||1,r=r||8,i=i||!1;var a=t.computeFrenetFrames(e,i);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals;var o=new wt,s=new wt,c=new lt,l=new wt,h=[],u=[],p=[],d=[];function f(i){l=t.getPointAt(i/e,l);for(var c=a.normals[i],p=a.binormals[i],d=0;d<=r;d++){var f=d/r*Math.PI*2,m=Math.sin(f),v=-Math.cos(f);s.x=v*c.x+m*p.x,s.y=v*c.y+m*p.y,s.z=v*c.z+m*p.z,s.normalize(),u.push(s.x,s.y,s.z),o.x=l.x+n*s.x,o.y=l.y+n*s.y,o.z=l.z+n*s.z,h.push(o.x,o.y,o.z)}}!function(){for(var t=0;t<e;t++)f(t);f(!1===i?e:0),function(){for(var t=0;t<=e;t++)for(var n=0;n<=r;n++)c.x=t/e,c.y=n/r,p.push(c.x,c.y)}(),function(){for(var t=1;t<=e;t++)for(var n=1;n<=r;n++){var i=(r+1)*(t-1)+(n-1),a=(r+1)*t+(n-1),o=(r+1)*t+n,s=(r+1)*(t-1)+n;d.push(i,a,s),d.push(a,o,s)}}()}(),this.setIndex(d),this.setAttribute("position",new on(h,3)),this.setAttribute("normal",new on(u,3)),this.setAttribute("uv",new on(p,2))}function zo(t,e,n,r,i,a,o){kn.call(this),this.type="TorusKnotGeometry",this.parameters={radius:t,tube:e,tubularSegments:n,radialSegments:r,p:i,q:a},void 0!==o&&console.warn("THREE.TorusKnotGeometry: heightScale has been deprecated. Use .scale( x, y, z ) instead."),this.fromBufferGeometry(new Go(t,e,n,r,i,a)),this.mergeVertices()}function Go(t,e,n,r,i,a){gn.call(this),this.type="TorusKnotBufferGeometry",this.parameters={radius:t,tube:e,tubularSegments:n,radialSegments:r,p:i,q:a},t=t||1,e=e||.4,n=Math.floor(n)||64,r=Math.floor(r)||8,i=i||2,a=a||3;for(var o=[],s=[],c=[],l=[],h=new wt,u=new wt,p=new wt,d=new wt,f=new wt,m=new wt,v=new wt,g=0;g<=n;++g){var y=g/n*i*Math.PI*2;R(y,i,a,t,p),R(y+.01,i,a,t,d),m.subVectors(d,p),v.addVectors(d,p),f.crossVectors(m,v),v.crossVectors(f,m),f.normalize(),v.normalize();for(var x=0;x<=r;++x){var b=x/r*Math.PI*2,_=-e*Math.cos(b),w=e*Math.sin(b);h.x=p.x+(_*v.x+w*f.x),h.y=p.y+(_*v.y+w*f.y),h.z=p.z+(_*v.z+w*f.z),s.push(h.x,h.y,h.z),u.subVectors(h,p).normalize(),c.push(u.x,u.y,u.z),l.push(g/n),l.push(x/r)}}for(var M=1;M<=n;M++)for(var S=1;S<=r;S++){var T=(r+1)*(M-1)+(S-1),E=(r+1)*M+(S-1),A=(r+1)*M+S,L=(r+1)*(M-1)+S;o.push(T,E,L),o.push(E,A,L)}function R(t,e,n,r,i){var a=Math.cos(t),o=Math.sin(t),s=n/e*t,c=Math.cos(s);i.x=r*(2+c)*.5*a,i.y=r*(2+c)*o*.5,i.z=r*Math.sin(s)*.5}this.setIndex(o),this.setAttribute("position",new on(s,3)),this.setAttribute("normal",new on(c,3)),this.setAttribute("uv",new on(l,2))}function Uo(t,e,n,r,i){kn.call(this),this.type="TorusGeometry",this.parameters={radius:t,tube:e,radialSegments:n,tubularSegments:r,arc:i},this.fromBufferGeometry(new Fo(t,e,n,r,i)),this.mergeVertices()}function Fo(t,e,n,r,i){gn.call(this),this.type="TorusBufferGeometry",this.parameters={radius:t,tube:e,radialSegments:n,tubularSegments:r,arc:i},t=t||1,e=e||.4,n=Math.floor(n)||8,r=Math.floor(r)||6,i=i||2*Math.PI;for(var a=[],o=[],s=[],c=[],l=new wt,h=new wt,u=new wt,p=0;p<=n;p++)for(var d=0;d<=r;d++){var f=d/r*i,m=p/n*Math.PI*2;h.x=(t+e*Math.cos(m))*Math.cos(f),h.y=(t+e*Math.cos(m))*Math.sin(f),h.z=e*Math.sin(m),o.push(h.x,h.y,h.z),l.x=t*Math.cos(f),l.y=t*Math.sin(f),u.subVectors(h,l).normalize(),s.push(u.x,u.y,u.z),c.push(d/r),c.push(p/n)}for(var v=1;v<=n;v++)for(var g=1;g<=r;g++){var y=(r+1)*v+g-1,x=(r+1)*(v-1)+g-1,b=(r+1)*(v-1)+g,_=(r+1)*v+g;a.push(y,x,_),a.push(x,b,_)}this.setIndex(a),this.setAttribute("position",new on(o,3)),this.setAttribute("normal",new on(s,3)),this.setAttribute("uv",new on(c,2))}vo.prototype=Object.assign(Object.create(we.prototype),{constructor:vo,isPoints:!0,copy:function(t){return we.prototype.copy.call(this,t),this.material=t.material,this.geometry=t.geometry,this},raycast:function(t,e){var n=this.geometry,r=this.matrixWorld,i=t.params.Points.threshold;if(null===n.boundingSphere&&n.computeBoundingSphere(),fo.copy(n.boundingSphere),fo.applyMatrix4(r),fo.radius+=i,!1!==t.ray.intersectsSphere(fo)){uo.getInverse(r),po.copy(t.ray).applyMatrix4(uo);var a=i/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a;if(n.isBufferGeometry){var s=n.index,c=n.attributes.position.array;if(null!==s)for(var l=s.array,h=0,u=l.length;h<u;h++){var p=l[h];mo.fromArray(c,3*p),go(mo,p,o,r,t,e,this)}else for(var d=0,f=c.length/3;d<f;d++)mo.fromArray(c,3*d),go(mo,d,o,r,t,e,this)}else for(var m=n.vertices,v=0,g=m.length;v<g;v++)go(m[v],v,o,r,t,e,this)}},updateMorphTargets:function(){var t=this.geometry;if(t.isBufferGeometry){var e=t.morphAttributes,n=Object.keys(e);if(n.length>0){var r=e[n[0]];if(void 0!==r){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var i=0,a=r.length;i<a;i++){var o=r[i].name||String(i);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=i}}}}else{var s=t.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}),yo.prototype=Object.assign(Object.create(mt.prototype),{constructor:yo,isVideoTexture:!0,update:function(){var t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}),xo.prototype=Object.create(mt.prototype),xo.prototype.constructor=xo,xo.prototype.isCompressedTexture=!0,bo.prototype=Object.create(mt.prototype),bo.prototype.constructor=bo,bo.prototype.isCanvasTexture=!0,_o.prototype=Object.create(mt.prototype),_o.prototype.constructor=_o,_o.prototype.isDepthTexture=!0,wo.prototype=Object.create(gn.prototype),wo.prototype.constructor=wo,Mo.prototype=Object.create(kn.prototype),Mo.prototype.constructor=Mo,So.prototype=Object.create(gn.prototype),So.prototype.constructor=So,To.prototype=Object.create(kn.prototype),To.prototype.constructor=To,Eo.prototype=Object.create(gn.prototype),Eo.prototype.constructor=Eo,Ao.prototype=Object.create(kn.prototype),Ao.prototype.constructor=Ao,Lo.prototype=Object.create(Eo.prototype),Lo.prototype.constructor=Lo,Ro.prototype=Object.create(kn.prototype),Ro.prototype.constructor=Ro,Po.prototype=Object.create(Eo.prototype),Po.prototype.constructor=Po,Co.prototype=Object.create(kn.prototype),Co.prototype.constructor=Co,Oo.prototype=Object.create(Eo.prototype),Oo.prototype.constructor=Oo,Io.prototype=Object.create(kn.prototype),Io.prototype.constructor=Io,Do.prototype=Object.create(Eo.prototype),Do.prototype.constructor=Do,No.prototype=Object.create(kn.prototype),No.prototype.constructor=No,Bo.prototype=Object.create(gn.prototype),Bo.prototype.constructor=Bo,Bo.prototype.toJSON=function(){var t=gn.prototype.toJSON.call(this);return t.path=this.parameters.path.toJSON(),t},zo.prototype=Object.create(kn.prototype),zo.prototype.constructor=zo,Go.prototype=Object.create(gn.prototype),Go.prototype.constructor=Go,Uo.prototype=Object.create(kn.prototype),Uo.prototype.constructor=Uo,Fo.prototype=Object.create(gn.prototype),Fo.prototype.constructor=Fo;var Ho=function(t,e,n){n=n||2;var r,i,a,o,s,c,l,h=e&&e.length,u=h?e[0]*n:t.length,p=ko(t,0,u,n,!0),d=[];if(!p||p.next===p.prev)return d;if(h&&(p=function(t,e,n,r){var i,a,o,s=[];for(i=0,a=e.length;i<a;i++)(o=ko(t,e[i]*r,i<a-1?e[i+1]*r:t.length,r,!1))===o.next&&(o.steiner=!0),s.push($o(o));for(s.sort(Zo),i=0;i<s.length;i++)Jo(s[i],n),n=Vo(n,n.next);return n}(t,e,p,n)),t.length>80*n){r=a=t[0],i=o=t[1];for(var f=n;f<u;f+=n)(s=t[f])<r&&(r=s),(c=t[f+1])<i&&(i=c),s>a&&(a=s),c>o&&(o=c);l=0!==(l=Math.max(a-r,o-i))?1/l:0}return jo(p,d,n,r,i,l),d};function ko(t,e,n,r,i){var a,o;if(i===function(t,e,n,r){for(var 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0===e.bevelEnabled&&(e.bevelEnabled=!1),vs.call(this,r,e),this.type="TextBufferGeometry"}function _s(t,e,n,r,i,a,o){kn.call(this),this.type="SphereGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:r,phiLength:i,thetaStart:a,thetaLength:o},this.fromBufferGeometry(new ws(t,e,n,r,i,a,o)),this.mergeVertices()}function ws(t,e,n,r,i,a,o){gn.call(this),this.type="SphereBufferGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:n,phiStart:r,phiLength:i,thetaStart:a,thetaLength:o},t=t||1,e=Math.max(3,Math.floor(e)||8),n=Math.max(2,Math.floor(n)||6),r=void 0!==r?r:0,i=void 0!==i?i:2*Math.PI,a=void 0!==a?a:0,o=void 0!==o?o:Math.PI;for(var s=Math.min(a+o,Math.PI),c=0,l=[],h=new wt,u=new wt,p=[],d=[],f=[],m=[],v=0;v<=n;v++){var g=[],y=v/n,x=0;0==v&&0==a?x=.5/e:v==n&&s==Math.PI&&(x=-.5/e);for(var b=0;b<=e;b++){var _=b/e;h.x=-t*Math.cos(r+_*i)*Math.sin(a+y*o),h.y=t*Math.cos(a+y*o),h.z=t*Math.sin(r+_*i)*Math.sin(a+y*o),d.push(h.x,h.y,h.z),u.copy(h).normalize(),f.push(u.x,u.y,u.z),m.push(_+x,1-y),g.push(c++)}l.push(g)}for(var w=0;w<n;w++)for(var M=0;M<e;M++){var S=l[w][M+1],T=l[w][M],E=l[w+1][M],A=l[w+1][M+1];(0!==w||a>0)&&p.push(S,T,A),(w!==n-1||s<Math.PI)&&p.push(T,E,A)}this.setIndex(p),this.setAttribute("position",new on(d,3)),this.setAttribute("normal",new on(f,3)),this.setAttribute("uv",new on(m,2))}function Ms(t,e,n,r,i,a){kn.call(this),this.type="RingGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:n,phiSegments:r,thetaStart:i,thetaLength:a},this.fromBufferGeometry(new Ss(t,e,n,r,i,a)),this.mergeVertices()}function Ss(t,e,n,r,i,a){gn.call(this),this.type="RingBufferGeometry",this.parameters={innerRadius:t,outerRadius:e,thetaSegments:n,phiSegments:r,thetaStart:i,thetaLength:a},t=t||.5,e=e||1,i=void 0!==i?i:0,a=void 0!==a?a:2*Math.PI,n=void 0!==n?Math.max(3,n):8;for(var o=[],s=[],c=[],l=[],h=t,u=(e-t)/(r=void 0!==r?Math.max(1,r):1),p=new wt,d=new lt,f=0;f<=r;f++){for(var m=0;m<=n;m++){var v=i+m/n*a;p.x=h*Math.cos(v),p.y=h*Math.sin(v),s.push(p.x,p.y,p.z),c.push(0,0,1),d.x=(p.x/e+1)/2,d.y=(p.y/e+1)/2,l.push(d.x,d.y)}h+=u}for(var g=0;g<r;g++)for(var y=g*(n+1),x=0;x<n;x++){var b=x+y,_=b,w=b+n+1,M=b+n+2,S=b+1;o.push(_,w,S),o.push(w,M,S)}this.setIndex(o),this.setAttribute("position",new on(s,3)),this.setAttribute("normal",new on(c,3)),this.setAttribute("uv",new on(l,2))}function Ts(t,e,n,r){kn.call(this),this.type="LatheGeometry",this.parameters={points:t,segments:e,phiStart:n,phiLength:r},this.fromBufferGeometry(new Es(t,e,n,r)),this.mergeVertices()}function Es(t,e,n,r){gn.call(this),this.type="LatheBufferGeometry",this.parameters={points:t,segments:e,phiStart:n,phiLength:r},e=Math.floor(e)||12,n=n||0,r=r||2*Math.PI,r=ct.clamp(r,0,2*Math.PI);for(var i=[],a=[],o=[],s=1/e,c=new wt,l=new lt,h=0;h<=e;h++)for(var u=n+h*s*r,p=Math.sin(u),d=Math.cos(u),f=0;f<=t.length-1;f++)c.x=t[f].x*p,c.y=t[f].y,c.z=t[f].x*d,a.push(c.x,c.y,c.z),l.x=h/e,l.y=f/(t.length-1),o.push(l.x,l.y);for(var m=0;m<e;m++)for(var v=0;v<t.length-1;v++){var g=v+m*t.length,y=g,x=g+t.length,b=g+t.length+1,_=g+1;i.push(y,x,_),i.push(x,b,_)}if(this.setIndex(i),this.setAttribute("position",new on(a,3)),this.setAttribute("uv",new on(o,2)),this.computeVertexNormals(),r===2*Math.PI)for(var w=this.attributes.normal.array,M=new wt,S=new wt,T=new wt,E=e*t.length*3,A=0,L=0;A<t.length;A++,L+=3)M.x=w[L+0],M.y=w[L+1],M.z=w[L+2],S.x=w[E+L+0],S.y=w[E+L+1],S.z=w[E+L+2],T.addVectors(M,S).normalize(),w[L+0]=w[E+L+0]=T.x,w[L+1]=w[E+L+1]=T.y,w[L+2]=w[E+L+2]=T.z}function As(t,e){kn.call(this),this.type="ShapeGeometry","object"==typeof e&&(console.warn("THREE.ShapeGeometry: Options parameter has been removed."),e=e.curveSegments),this.parameters={shapes:t,curveSegments:e},this.fromBufferGeometry(new Ls(t,e)),this.mergeVertices()}function Ls(t,e){gn.call(this),this.type="ShapeBufferGeometry",this.parameters={shapes:t,curveSegments:e},e=e||12;var n=[],r=[],i=[],a=[],o=0,s=0;if(!1===Array.isArray(t))l(t);else for(var c=0;c<t.length;c++)l(t[c]),this.addGroup(o,s,c),o+=s,s=0;function l(t){var o=r.length/3,c=t.extractPoints(e),l=c.shape,h=c.holes;!1===ps.isClockWise(l)&&(l=l.reverse());for(var u=0,p=h.length;u<p;u++){var d=h[u];!0===ps.isClockWise(d)&&(h[u]=d.reverse())}for(var f=ps.triangulateShape(l,h),m=0,v=h.length;m<v;m++){var g=h[m];l=l.concat(g)}for(var y=0,x=l.length;y<x;y++){var b=l[y];r.push(b.x,b.y,0),i.push(0,0,1),a.push(b.x,b.y)}for(var _=0,w=f.length;_<w;_++){var M=f[_],S=M[0]+o,T=M[1]+o,E=M[2]+o;n.push(S,T,E),s+=3}}this.setIndex(n),this.setAttribute("position",new on(r,3)),this.setAttribute("normal",new on(i,3)),this.setAttribute("uv",new on(a,2))}function Rs(t,e){if(e.shapes=[],Array.isArray(t))for(var n=0,r=t.length;n<r;n++){var i=t[n];e.shapes.push(i.uuid)}else e.shapes.push(t.uuid);return e}xs.prototype=Object.create(kn.prototype),xs.prototype.constructor=xs,bs.prototype=Object.create(vs.prototype),bs.prototype.constructor=bs,_s.prototype=Object.create(kn.prototype),_s.prototype.constructor=_s,ws.prototype=Object.create(gn.prototype),ws.prototype.constructor=ws,Ms.prototype=Object.create(kn.prototype),Ms.prototype.constructor=Ms,Ss.prototype=Object.create(gn.prototype),Ss.prototype.constructor=Ss,Ts.prototype=Object.create(kn.prototype),Ts.prototype.constructor=Ts,Es.prototype=Object.create(gn.prototype),Es.prototype.constructor=Es,As.prototype=Object.create(kn.prototype),As.prototype.constructor=As,As.prototype.toJSON=function(){var t=kn.prototype.toJSON.call(this);return Rs(this.parameters.shapes,t)},Ls.prototype=Object.create(gn.prototype),Ls.prototype.constructor=Ls,Ls.prototype.toJSON=function(){var t=gn.prototype.toJSON.call(this);return Rs(this.parameters.shapes,t)};var Ps=new wt,Cs=new wt,Os=new wt,Is=new ze;function Ds(t,e){gn.call(this),this.type="EdgesGeometry",this.parameters={thresholdAngle:e},e=void 0!==e?e:1,t.isGeometry&&(t=(new gn).fromGeometry(t));for(var n=Math.pow(10,4),r=Math.cos(ct.DEG2RAD*e),i=t.getIndex(),a=t.getAttribute("position"),o=i?i.count:a.count,s=[0,0,0],c=["a","b","c"],l=new Array(3),h={},u=[],p=0;p<o;p+=3){i?(s[0]=i.getX(p),s[1]=i.getX(p+1),s[2]=i.getX(p+2)):(s[0]=p,s[1]=p+1,s[2]=p+2);var d=Is.a,f=Is.b,m=Is.c;if(d.fromBufferAttribute(a,s[0]),f.fromBufferAttribute(a,s[1]),m.fromBufferAttribute(a,s[2]),Is.getNormal(Os),l[0]=Math.round(d.x*n)+","+Math.round(d.y*n)+","+Math.round(d.z*n),l[1]=Math.round(f.x*n)+","+Math.round(f.y*n)+","+Math.round(f.z*n),l[2]=Math.round(m.x*n)+","+Math.round(m.y*n)+","+Math.round(m.z*n),l[0]!==l[1]&&l[1]!==l[2]&&l[2]!==l[0])for(var v=0;v<3;v++){var g=(v+1)%3,y=l[v],x=l[g],b=Is[c[v]],_=Is[c[g]],w=y+"_"+x,M=x+"_"+y;M in h&&h[M]?(Os.dot(h[M].normal)<=r&&(u.push(b.x,b.y,b.z),u.push(_.x,_.y,_.z)),h[M]=null):w in h||(h[w]={index0:s[v],index1:s[g],normal:Os.clone()})}}for(var S in h)if(h[S]){var T=h[S],E=T.index0,A=T.index1;Ps.fromBufferAttribute(a,E),Cs.fromBufferAttribute(a,A),u.push(Ps.x,Ps.y,Ps.z),u.push(Cs.x,Cs.y,Cs.z)}this.setAttribute("position",new on(u,3))}function Ns(t,e,n,r,i,a,o,s){kn.call(this),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:r,heightSegments:i,openEnded:a,thetaStart:o,thetaLength:s},this.fromBufferGeometry(new Bs(t,e,n,r,i,a,o,s)),this.mergeVertices()}function Bs(t,e,n,r,i,a,o,s){gn.call(this),this.type="CylinderBufferGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:r,heightSegments:i,openEnded:a,thetaStart:o,thetaLength:s};var c=this;t=void 0!==t?t:1,e=void 0!==e?e:1,n=n||1,r=Math.floor(r)||8,i=Math.floor(i)||1,a=void 0!==a&&a,o=void 0!==o?o:0,s=void 0!==s?s:2*Math.PI;var l=[],h=[],u=[],p=[],d=0,f=[],m=n/2,v=0;function g(n){for(var i=d,a=new lt,f=new wt,g=0,y=!0===n?t:e,x=!0===n?1:-1,b=1;b<=r;b++)h.push(0,m*x,0),u.push(0,x,0),p.push(.5,.5),d++;for(var _=d,w=0;w<=r;w++){var M=w/r*s+o,S=Math.cos(M),T=Math.sin(M);f.x=y*T,f.y=m*x,f.z=y*S,h.push(f.x,f.y,f.z),u.push(0,x,0),a.x=.5*S+.5,a.y=.5*T*x+.5,p.push(a.x,a.y),d++}for(var E=0;E<r;E++){var A=i+E,L=_+E;!0===n?l.push(L,L+1,A):l.push(L+1,L,A),g+=3}c.addGroup(v,g,!0===n?1:2),v+=g}!function(){for(var a=new wt,g=new wt,y=0,x=(e-t)/n,b=0;b<=i;b++){for(var _=[],w=b/i,M=w*(e-t)+t,S=0;S<=r;S++){var T=S/r,E=T*s+o,A=Math.sin(E),L=Math.cos(E);g.x=M*A,g.y=-w*n+m,g.z=M*L,h.push(g.x,g.y,g.z),a.set(A,x,L).normalize(),u.push(a.x,a.y,a.z),p.push(T,1-w),_.push(d++)}f.push(_)}for(var R=0;R<r;R++)for(var P=0;P<i;P++){var C=f[P][R],O=f[P+1][R],I=f[P+1][R+1],D=f[P][R+1];l.push(C,O,D),l.push(O,I,D),y+=6}c.addGroup(v,y,0),v+=y}(),!1===a&&(t>0&&g(!0),e>0&&g(!1)),this.setIndex(l),this.setAttribute("position",new on(h,3)),this.setAttribute("normal",new on(u,3)),this.setAttribute("uv",new on(p,2))}function zs(t,e,n,r,i,a,o){Ns.call(this,0,t,e,n,r,i,a,o),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:r,openEnded:i,thetaStart:a,thetaLength:o}}function Gs(t,e,n,r,i,a,o){Bs.call(this,0,t,e,n,r,i,a,o),this.type="ConeBufferGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:r,openEnded:i,thetaStart:a,thetaLength:o}}function Us(t,e,n,r){kn.call(this),this.type="CircleGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:r},this.fromBufferGeometry(new Fs(t,e,n,r)),this.mergeVertices()}function Fs(t,e,n,r){gn.call(this),this.type="CircleBufferGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:r},t=t||1,e=void 0!==e?Math.max(3,e):8,n=void 0!==n?n:0,r=void 0!==r?r:2*Math.PI;var i=[],a=[],o=[],s=[],c=new wt,l=new lt;a.push(0,0,0),o.push(0,0,1),s.push(.5,.5);for(var h=0,u=3;h<=e;h++,u+=3){var p=n+h/e*r;c.x=t*Math.cos(p),c.y=t*Math.sin(p),a.push(c.x,c.y,c.z),o.push(0,0,1),l.x=(a[u]/t+1)/2,l.y=(a[u+1]/t+1)/2,s.push(l.x,l.y)}for(var d=1;d<=e;d++)i.push(d,d+1,0);this.setIndex(i),this.setAttribute("position",new on(a,3)),this.setAttribute("normal",new on(o,3)),this.setAttribute("uv",new on(s,2))}Ds.prototype=Object.create(gn.prototype),Ds.prototype.constructor=Ds,Ns.prototype=Object.create(kn.prototype),Ns.prototype.constructor=Ns,Bs.prototype=Object.create(gn.prototype),Bs.prototype.constructor=Bs,zs.prototype=Object.create(Ns.prototype),zs.prototype.constructor=zs,Gs.prototype=Object.create(Bs.prototype),Gs.prototype.constructor=Gs,Us.prototype=Object.create(kn.prototype),Us.prototype.constructor=Us,Fs.prototype=Object.create(gn.prototype),Fs.prototype.constructor=Fs;var Hs=Object.freeze({__proto__:null,WireframeGeometry:wo,ParametricGeometry:Mo,ParametricBufferGeometry:So,TetrahedronGeometry:Ao,TetrahedronBufferGeometry:Lo,OctahedronGeometry:Ro,OctahedronBufferGeometry:Po,IcosahedronGeometry:Co,IcosahedronBufferGeometry:Oo,DodecahedronGeometry:Io,DodecahedronBufferGeometry:Do,PolyhedronGeometry:To,PolyhedronBufferGeometry:Eo,TubeGeometry:No,TubeBufferGeometry:Bo,TorusKnotGeometry:zo,TorusKnotBufferGeometry:Go,TorusGeometry:Uo,TorusBufferGeometry:Fo,TextGeometry:xs,TextBufferGeometry:bs,SphereGeometry:_s,SphereBufferGeometry:ws,RingGeometry:Ms,RingBufferGeometry:Ss,PlaneGeometry:or,PlaneBufferGeometry:sr,LatheGeometry:Ts,LatheBufferGeometry:Es,ShapeGeometry:As,ShapeBufferGeometry:Ls,ExtrudeGeometry:ms,ExtrudeBufferGeometry:vs,EdgesGeometry:Ds,ConeGeometry:zs,ConeBufferGeometry:Gs,CylinderGeometry:Ns,CylinderBufferGeometry:Bs,CircleGeometry:Us,CircleBufferGeometry:Fs,BoxGeometry:Vn,BoxBufferGeometry:jn});function ks(t){Xe.call(this),this.type="ShadowMaterial",this.color=new je(0),this.transparent=!0,this.setValues(t)}function Vs(t){Yn.call(this,t),this.type="RawShaderMaterial"}function js(t){Xe.call(this),this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new je(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 je(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new lt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.vertexTangents=!1,this.setValues(t)}function Ws(t){js.call(this),this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoat=0,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new lt(1,1),this.clearcoatNormalMap=null,this.reflectivity=.5,this.sheen=null,this.transmission=0,this.transmissionMap=null,this.setValues(t)}function qs(t){Xe.call(this),this.type="MeshPhongMaterial",this.color=new je(16777215),this.specular=new je(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new je(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new lt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function Xs(t){Xe.call(this),this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new je(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new je(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new lt(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.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function Ys(t){Xe.call(this),this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new lt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function Zs(t){Xe.call(this),this.type="MeshLambertMaterial",this.color=new je(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new je(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function Js(t){Xe.call(this),this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new je(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new lt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)}function Qs(t){$a.call(this),this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}ks.prototype=Object.create(Xe.prototype),ks.prototype.constructor=ks,ks.prototype.isShadowMaterial=!0,ks.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.color.copy(t.color),this},Vs.prototype=Object.create(Yn.prototype),Vs.prototype.constructor=Vs,Vs.prototype.isRawShaderMaterial=!0,js.prototype=Object.create(Xe.prototype),js.prototype.constructor=js,js.prototype.isMeshStandardMaterial=!0,js.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.vertexTangents=t.vertexTangents,this},Ws.prototype=Object.create(js.prototype),Ws.prototype.constructor=Ws,Ws.prototype.isMeshPhysicalMaterial=!0,Ws.prototype.copy=function(t){return js.prototype.copy.call(this,t),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.reflectivity=t.reflectivity,t.sheen?this.sheen=(this.sheen||new je).copy(t.sheen):this.sheen=null,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this},qs.prototype=Object.create(Xe.prototype),qs.prototype.constructor=qs,qs.prototype.isMeshPhongMaterial=!0,qs.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Xs.prototype=Object.create(Xe.prototype),Xs.prototype.constructor=Xs,Xs.prototype.isMeshToonMaterial=!0,Xs.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Ys.prototype=Object.create(Xe.prototype),Ys.prototype.constructor=Ys,Ys.prototype.isMeshNormalMaterial=!0,Ys.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Zs.prototype=Object.create(Xe.prototype),Zs.prototype.constructor=Zs,Zs.prototype.isMeshLambertMaterial=!0,Zs.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Js.prototype=Object.create(Xe.prototype),Js.prototype.constructor=Js,Js.prototype.isMeshMatcapMaterial=!0,Js.prototype.copy=function(t){return Xe.prototype.copy.call(this,t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},Qs.prototype=Object.create($a.prototype),Qs.prototype.constructor=Qs,Qs.prototype.isLineDashedMaterial=!0,Qs.prototype.copy=function(t){return $a.prototype.copy.call(this,t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this};var Ks=Object.freeze({__proto__:null,ShadowMaterial:ks,SpriteMaterial:ba,RawShaderMaterial:Vs,ShaderMaterial:Yn,PointsMaterial:ho,MeshPhysicalMaterial:Ws,MeshStandardMaterial:js,MeshPhongMaterial:qs,MeshToonMaterial:Xs,MeshNormalMaterial:Ys,MeshLambertMaterial:Zs,MeshDepthMaterial:ta,MeshDistanceMaterial:ea,MeshBasicMaterial:Ye,MeshMatcapMaterial:Js,LineDashedMaterial:Qs,LineBasicMaterial:$a,Material:Xe}),$s={arraySlice:function(t,e,n){return $s.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==n?n:t.length)):t.slice(e,n)},convertArray:function(t,e,n){return!t||!n&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)},isTypedArray:function(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)},getKeyframeOrder:function(t){for(var e=t.length,n=new Array(e),r=0;r!==e;++r)n[r]=r;return n.sort((function(e,n){return t[e]-t[n]})),n},sortedArray:function(t,e,n){for(var r=t.length,i=new t.constructor(r),a=0,o=0;o!==r;++a)for(var s=n[a]*e,c=0;c!==e;++c)i[o++]=t[s+c];return i},flattenJSON:function(t,e,n,r){for(var i=1,a=t[0];void 0!==a&&void 0===a[r];)a=t[i++];if(void 0!==a){var o=a[r];if(void 0!==o)if(Array.isArray(o))do{void 0!==(o=a[r])&&(e.push(a.time),n.push.apply(n,o)),a=t[i++]}while(void 0!==a);else if(void 0!==o.toArray)do{void 0!==(o=a[r])&&(e.push(a.time),o.toArray(n,n.length)),a=t[i++]}while(void 0!==a);else do{void 0!==(o=a[r])&&(e.push(a.time),n.push(o)),a=t[i++]}while(void 0!==a)}},subclip:function(t,e,n,r,i){i=i||30;var a=t.clone();a.name=e;for(var o=[],s=0;s<a.tracks.length;++s){for(var c=a.tracks[s],l=c.getValueSize(),h=[],u=[],p=0;p<c.times.length;++p){var d=c.times[p]*i;if(!(d<n||d>=r)){h.push(c.times[p]);for(var f=0;f<l;++f)u.push(c.values[p*l+f])}}0!==h.length&&(c.times=$s.convertArray(h,c.times.constructor),c.values=$s.convertArray(u,c.values.constructor),o.push(c))}a.tracks=o;for(var m=1/0,v=0;v<a.tracks.length;++v)m>a.tracks[v].times[0]&&(m=a.tracks[v].times[0]);for(var g=0;g<a.tracks.length;++g)a.tracks[g].shift(-1*m);return a.resetDuration(),a},makeClipAdditive:function(t,e,n,r){void 0===e&&(e=0),void 0===n&&(n=t),(void 0===r||r<=0)&&(r=30);for(var i=t.tracks.length,a=e/r,o=function(e){var r=n.tracks[e],i=r.ValueTypeName;if("bool"!==i&&"string"!==i){var o=t.tracks.find((function(t){return t.name===r.name&&t.ValueTypeName===i}));if(void 0!==o){var s=0,c=r.getValueSize();r.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(s=c/3);var l=0,h=o.getValueSize();o.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(l=h/3);var u=r.times.length-1,p=void 0;if(a<=r.times[0]){var d=s,f=c-s;p=$s.arraySlice(r.values,d,f)}else if(a>=r.times[u]){var m=u*c+s,v=m+c-s;p=$s.arraySlice(r.values,m,v)}else{var g=r.createInterpolant(),y=s,x=c-s;g.evaluate(a),p=$s.arraySlice(g.resultBuffer,y,x)}if("quaternion"===i)(new bt).fromArray(p).normalize().conjugate().toArray(p);for(var b=o.times.length,_=0;_<b;++_){var w=_*h+l;if("quaternion"===i)bt.multiplyQuaternionsFlat(o.values,w,p,0,o.values,w);else for(var M=h-2*l,S=0;S<M;++S)o.values[w+S]-=p[S]}}}},s=0;s<i;++s)o(s);return t.blendMode=q,t}};function tc(t,e,n,r){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==r?r:new e.constructor(n),this.sampleValues=e,this.valueSize=n}function ec(t,e,n,r){tc.call(this,t,e,n,r),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0}function nc(t,e,n,r){tc.call(this,t,e,n,r)}function rc(t,e,n,r){tc.call(this,t,e,n,r)}function ic(t,e,n,r){if(void 0===t)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===e||0===e.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+t);this.name=t,this.times=$s.convertArray(e,this.TimeBufferType),this.values=$s.convertArray(n,this.ValueBufferType),this.setInterpolation(r||this.DefaultInterpolation)}function ac(t,e,n){ic.call(this,t,e,n)}function oc(t,e,n,r){ic.call(this,t,e,n,r)}function sc(t,e,n,r){ic.call(this,t,e,n,r)}function cc(t,e,n,r){tc.call(this,t,e,n,r)}function lc(t,e,n,r){ic.call(this,t,e,n,r)}function hc(t,e,n,r){ic.call(this,t,e,n,r)}function uc(t,e,n,r){ic.call(this,t,e,n,r)}function pc(t,e,n,r){this.name=t,this.tracks=n,this.duration=void 0!==e?e:-1,this.blendMode=void 0!==r?r:W,this.uuid=ct.generateUUID(),this.duration<0&&this.resetDuration()}function dc(t){if(void 0===t.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");var e=function(t){switch(t.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return sc;case"vector":case"vector2":case"vector3":case"vector4":return uc;case"color":return oc;case"quaternion":return lc;case"bool":case"boolean":return ac;case"string":return hc}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+t)}(t.type);if(void 0===t.times){var n=[],r=[];$s.flattenJSON(t.keys,n,r,"value"),t.times=n,t.values=r}return void 0!==e.parse?e.parse(t):new e(t.name,t.times,t.values,t.interpolation)}Object.assign(tc.prototype,{evaluate:function(t){var e=this.parameterPositions,n=this._cachedIndex,r=e[n],i=e[n-1];t:{e:{var a;n:{r:if(!(t<r)){for(var o=n+2;;){if(void 0===r){if(t<i)break r;return n=e.length,this._cachedIndex=n,this.afterEnd_(n-1,t,i)}if(n===o)break;if(i=r,t<(r=e[++n]))break e}a=e.length;break n}if(t>=i)break t;var s=e[1];t<s&&(n=2,i=s);for(var c=n-2;;){if(void 0===i)return this._cachedIndex=0,this.beforeStart_(0,t,r);if(n===c)break;if(r=i,t>=(i=e[--n-1]))break e}a=n,n=0}for(;n<a;){var l=n+a>>>1;t<e[l]?a=l:n=l+1}if(r=e[n],void 0===(i=e[n-1]))return this._cachedIndex=0,this.beforeStart_(0,t,r);if(void 0===r)return n=e.length,this._cachedIndex=n,this.afterEnd_(n-1,i,t)}this._cachedIndex=n,this.intervalChanged_(n,i,r)}return this.interpolate_(n,i,t,r)},settings:null,DefaultSettings_:{},getSettings_:function(){return this.settings||this.DefaultSettings_},copySampleValue_:function(t){for(var e=this.resultBuffer,n=this.sampleValues,r=this.valueSize,i=t*r,a=0;a!==r;++a)e[a]=n[i+a];return e},interpolate_:function(){throw new Error("call to abstract method")},intervalChanged_:function(){}}),Object.assign(tc.prototype,{beforeStart_:tc.prototype.copySampleValue_,afterEnd_:tc.prototype.copySampleValue_}),ec.prototype=Object.assign(Object.create(tc.prototype),{constructor:ec,DefaultSettings_:{endingStart:k,endingEnd:k},intervalChanged_:function(t,e,n){var r=this.parameterPositions,i=t-2,a=t+1,o=r[i],s=r[a];if(void 0===o)switch(this.getSettings_().endingStart){case V:i=t,o=2*e-n;break;case j:o=e+r[i=r.length-2]-r[i+1];break;default:i=t,o=n}if(void 0===s)switch(this.getSettings_().endingEnd){case V:a=t,s=2*n-e;break;case j:a=1,s=n+r[1]-r[0];break;default:a=t-1,s=e}var c=.5*(n-e),l=this.valueSize;this._weightPrev=c/(e-o),this._weightNext=c/(s-n),this._offsetPrev=i*l,this._offsetNext=a*l},interpolate_:function(t,e,n,r){for(var i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=t*o,c=s-o,l=this._offsetPrev,h=this._offsetNext,u=this._weightPrev,p=this._weightNext,d=(n-e)/(r-e),f=d*d,m=f*d,v=-u*m+2*u*f-u*d,g=(1+u)*m+(-1.5-2*u)*f+(-.5+u)*d+1,y=(-1-p)*m+(1.5+p)*f+.5*d,x=p*m-p*f,b=0;b!==o;++b)i[b]=v*a[l+b]+g*a[c+b]+y*a[s+b]+x*a[h+b];return i}}),nc.prototype=Object.assign(Object.create(tc.prototype),{constructor:nc,interpolate_:function(t,e,n,r){for(var i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=t*o,c=s-o,l=(n-e)/(r-e),h=1-l,u=0;u!==o;++u)i[u]=a[c+u]*h+a[s+u]*l;return i}}),rc.prototype=Object.assign(Object.create(tc.prototype),{constructor:rc,interpolate_:function(t){return this.copySampleValue_(t-1)}}),Object.assign(ic,{toJSON:function(t){var e,n=t.constructor;if(void 0!==n.toJSON)e=n.toJSON(t);else{e={name:t.name,times:$s.convertArray(t.times,Array),values:$s.convertArray(t.values,Array)};var r=t.getInterpolation();r!==t.DefaultInterpolation&&(e.interpolation=r)}return e.type=t.ValueTypeName,e}}),Object.assign(ic.prototype,{constructor:ic,TimeBufferType:Float32Array,ValueBufferType:Float32Array,DefaultInterpolation:F,InterpolantFactoryMethodDiscrete:function(t){return new rc(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodLinear:function(t){return new nc(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:function(t){return new ec(this.times,this.values,this.getValueSize(),t)},setInterpolation:function(t){var e;switch(t){case U:e=this.InterpolantFactoryMethodDiscrete;break;case F:e=this.InterpolantFactoryMethodLinear;break;case H:e=this.InterpolantFactoryMethodSmooth}if(void 0===e){var n="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(t===this.DefaultInterpolation)throw new Error(n);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",n),this}return this.createInterpolant=e,this},getInterpolation:function(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return U;case this.InterpolantFactoryMethodLinear:return F;case this.InterpolantFactoryMethodSmooth:return H}},getValueSize:function(){return this.values.length/this.times.length},shift:function(t){if(0!==t)for(var e=this.times,n=0,r=e.length;n!==r;++n)e[n]+=t;return this},scale:function(t){if(1!==t)for(var e=this.times,n=0,r=e.length;n!==r;++n)e[n]*=t;return this},trim:function(t,e){for(var n=this.times,r=n.length,i=0,a=r-1;i!==r&&n[i]<t;)++i;for(;-1!==a&&n[a]>e;)--a;if(++a,0!==i||a!==r){i>=a&&(i=(a=Math.max(a,1))-1);var o=this.getValueSize();this.times=$s.arraySlice(n,i,a),this.values=$s.arraySlice(this.values,i*o,a*o)}return this},validate:function(){var t=!0,e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);var n=this.times,r=this.values,i=n.length;0===i&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);for(var a=null,o=0;o!==i;o++){var s=n[o];if("number"==typeof s&&isNaN(s)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,o,s),t=!1;break}if(null!==a&&a>s){console.error("THREE.KeyframeTrack: Out of order keys.",this,o,s,a),t=!1;break}a=s}if(void 0!==r&&$s.isTypedArray(r))for(var c=0,l=r.length;c!==l;++c){var h=r[c];if(isNaN(h)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,c,h),t=!1;break}}return t},optimize:function(){for(var t=$s.arraySlice(this.times),e=$s.arraySlice(this.values),n=this.getValueSize(),r=this.getInterpolation()===H,i=t.length-1,a=1,o=1;o<i;++o){var s=!1,c=t[o];if(c!==t[o+1]&&(1!==o||c!==c[0]))if(r)s=!0;else for(var l=o*n,h=l-n,u=l+n,p=0;p!==n;++p){var d=e[l+p];if(d!==e[h+p]||d!==e[u+p]){s=!0;break}}if(s){if(o!==a){t[a]=t[o];for(var f=o*n,m=a*n,v=0;v!==n;++v)e[m+v]=e[f+v]}++a}}if(i>0){t[a]=t[i];for(var g=i*n,y=a*n,x=0;x!==n;++x)e[y+x]=e[g+x];++a}return a!==t.length?(this.times=$s.arraySlice(t,0,a),this.values=$s.arraySlice(e,0,a*n)):(this.times=t,this.values=e),this},clone:function(){var t=$s.arraySlice(this.times,0),e=$s.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,t,e);return n.createInterpolant=this.createInterpolant,n}}),ac.prototype=Object.assign(Object.create(ic.prototype),{constructor:ac,ValueTypeName:"bool",ValueBufferType:Array,DefaultInterpolation:U,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),oc.prototype=Object.assign(Object.create(ic.prototype),{constructor:oc,ValueTypeName:"color"}),sc.prototype=Object.assign(Object.create(ic.prototype),{constructor:sc,ValueTypeName:"number"}),cc.prototype=Object.assign(Object.create(tc.prototype),{constructor:cc,interpolate_:function(t,e,n,r){for(var i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=(n-e)/(r-e),c=t*o,l=c+o;c!==l;c+=4)bt.slerpFlat(i,0,a,c-o,a,c,s);return i}}),lc.prototype=Object.assign(Object.create(ic.prototype),{constructor:lc,ValueTypeName:"quaternion",DefaultInterpolation:F,InterpolantFactoryMethodLinear:function(t){return new cc(this.times,this.values,this.getValueSize(),t)},InterpolantFactoryMethodSmooth:void 0}),hc.prototype=Object.assign(Object.create(ic.prototype),{constructor:hc,ValueTypeName:"string",ValueBufferType:Array,DefaultInterpolation:U,InterpolantFactoryMethodLinear:void 0,InterpolantFactoryMethodSmooth:void 0}),uc.prototype=Object.assign(Object.create(ic.prototype),{constructor:uc,ValueTypeName:"vector"}),Object.assign(pc,{parse:function(t){for(var e=[],n=t.tracks,r=1/(t.fps||1),i=0,a=n.length;i!==a;++i)e.push(dc(n[i]).scale(r));return new pc(t.name,t.duration,e,t.blendMode)},toJSON:function(t){for(var e=[],n=t.tracks,r={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode},i=0,a=n.length;i!==a;++i)e.push(ic.toJSON(n[i]));return r},CreateFromMorphTargetSequence:function(t,e,n,r){for(var i=e.length,a=[],o=0;o<i;o++){var s=[],c=[];s.push((o+i-1)%i,o,(o+1)%i),c.push(0,1,0);var l=$s.getKeyframeOrder(s);s=$s.sortedArray(s,1,l),c=$s.sortedArray(c,1,l),r||0!==s[0]||(s.push(i),c.push(c[0])),a.push(new sc(".morphTargetInfluences["+e[o].name+"]",s,c).scale(1/n))}return new pc(t,-1,a)},findByName:function(t,e){var n=t;if(!Array.isArray(t)){var r=t;n=r.geometry&&r.geometry.animations||r.animations}for(var i=0;i<n.length;i++)if(n[i].name===e)return n[i];return null},CreateClipsFromMorphTargetSequences:function(t,e,n){for(var r={},i=/^([\w-]*?)([\d]+)$/,a=0,o=t.length;a<o;a++){var s=t[a],c=s.name.match(i);if(c&&c.length>1){var l=c[1],h=r[l];h||(r[l]=h=[]),h.push(s)}}var u=[];for(var p in r)u.push(pc.CreateFromMorphTargetSequence(p,r[p],e,n));return u},parseAnimation:function(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;for(var n=function(t,e,n,r,i){if(0!==n.length){var a=[],o=[];$s.flattenJSON(n,a,o,r),0!==a.length&&i.push(new t(e,a,o))}},r=[],i=t.name||"default",a=t.fps||30,o=t.blendMode,s=t.length||-1,c=t.hierarchy||[],l=0;l<c.length;l++){var h=c[l].keys;if(h&&0!==h.length)if(h[0].morphTargets){var u={},p=void 0;for(p=0;p<h.length;p++)if(h[p].morphTargets)for(var d=0;d<h[p].morphTargets.length;d++)u[h[p].morphTargets[d]]=-1;for(var f in u){for(var m=[],v=[],g=0;g!==h[p].morphTargets.length;++g){var y=h[p];m.push(y.time),v.push(y.morphTarget===f?1:0)}r.push(new sc(".morphTargetInfluence["+f+"]",m,v))}s=u.length*(a||1)}else{var x=".bones["+e[l].name+"]";n(uc,x+".position",h,"pos",r),n(lc,x+".quaternion",h,"rot",r),n(uc,x+".scale",h,"scl",r)}}return 0===r.length?null:new pc(i,s,r,o)}}),Object.assign(pc.prototype,{resetDuration:function(){for(var t=0,e=0,n=this.tracks.length;e!==n;++e){var r=this.tracks[e];t=Math.max(t,r.times[r.times.length-1])}return this.duration=t,this},trim:function(){for(var t=0;t<this.tracks.length;t++)this.tracks[t].trim(0,this.duration);return this},validate:function(){for(var t=!0,e=0;e<this.tracks.length;e++)t=t&&this.tracks[e].validate();return t},optimize:function(){for(var t=0;t<this.tracks.length;t++)this.tracks[t].optimize();return this},clone:function(){for(var t=[],e=0;e<this.tracks.length;e++)t.push(this.tracks[e].clone());return new pc(this.name,this.duration,t,this.blendMode)}});var fc={enabled:!1,files:{},add:function(t,e){!1!==this.enabled&&(this.files[t]=e)},get:function(t){if(!1!==this.enabled)return this.files[t]},remove:function(t){delete this.files[t]},clear:function(){this.files={}}};function mc(t,e,n){var r=this,i=!1,a=0,o=0,s=void 0,c=[];this.onStart=void 0,this.onLoad=t,this.onProgress=e,this.onError=n,this.itemStart=function(t){o++,!1===i&&void 0!==r.onStart&&r.onStart(t,a,o),i=!0},this.itemEnd=function(t){a++,void 0!==r.onProgress&&r.onProgress(t,a,o),a===o&&(i=!1,void 0!==r.onLoad&&r.onLoad())},this.itemError=function(t){void 0!==r.onError&&r.onError(t)},this.resolveURL=function(t){return s?s(t):t},this.setURLModifier=function(t){return s=t,this},this.addHandler=function(t,e){return c.push(t,e),this},this.removeHandler=function(t){var e=c.indexOf(t);return-1!==e&&c.splice(e,2),this},this.getHandler=function(t){for(var e=0,n=c.length;e<n;e+=2){var r=c[e],i=c[e+1];if(r.global&&(r.lastIndex=0),r.test(t))return i}return null}}var vc=new mc;function gc(t){this.manager=void 0!==t?t:vc,this.crossOrigin="anonymous",this.path="",this.resourcePath="",this.requestHeader={}}Object.assign(gc.prototype,{load:function(){},loadAsync:function(t,e){var n=this;return new Promise((function(r,i){n.load(t,r,e,i)}))},parse:function(){},setCrossOrigin:function(t){return this.crossOrigin=t,this},setPath:function(t){return this.path=t,this},setResourcePath:function(t){return this.resourcePath=t,this},setRequestHeader:function(t){return this.requestHeader=t,this}});var yc={};function xc(t){gc.call(this,t)}function bc(t){gc.call(this,t)}function _c(t){gc.call(this,t)}function wc(t){gc.call(this,t)}function Mc(t){gc.call(this,t)}function Sc(t){gc.call(this,t)}function Tc(t){gc.call(this,t)}function Ec(){this.type="Curve",this.arcLengthDivisions=200}function Ac(t,e,n,r,i,a,o,s){Ec.call(this),this.type="EllipseCurve",this.aX=t||0,this.aY=e||0,this.xRadius=n||1,this.yRadius=r||1,this.aStartAngle=i||0,this.aEndAngle=a||2*Math.PI,this.aClockwise=o||!1,this.aRotation=s||0}function Lc(t,e,n,r,i,a){Ac.call(this,t,e,n,n,r,i,a),this.type="ArcCurve"}function Rc(){var t=0,e=0,n=0,r=0;function i(i,a,o,s){t=i,e=o,n=-3*i+3*a-2*o-s,r=2*i-2*a+o+s}return{initCatmullRom:function(t,e,n,r,a){i(e,n,a*(n-t),a*(r-e))},initNonuniformCatmullRom:function(t,e,n,r,a,o,s){var c=(e-t)/a-(n-t)/(a+o)+(n-e)/o,l=(n-e)/o-(r-e)/(o+s)+(r-n)/s;i(e,n,c*=o,l*=o)},calc:function(i){var a=i*i;return t+e*i+n*a+r*(a*i)}}}xc.prototype=Object.assign(Object.create(gc.prototype),{constructor:xc,load:function(t,e,n,r){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);var i=this,a=fc.get(t);if(void 0!==a)return i.manager.itemStart(t),setTimeout((function(){e&&e(a),i.manager.itemEnd(t)}),0),a;if(void 0===yc[t]){var o,s=t.match(/^data:(.*?)(;base64)?,(.*)$/);if(s){var c=s[1],l=!!s[2],h=s[3];h=decodeURIComponent(h),l&&(h=atob(h));try{var u,p=(this.responseType||"").toLowerCase();switch(p){case"arraybuffer":case"blob":for(var d=new Uint8Array(h.length),f=0;f<h.length;f++)d[f]=h.charCodeAt(f);u="blob"===p?new Blob([d.buffer],{type:c}):d.buffer;break;case"document":var m=new DOMParser;u=m.parseFromString(h,c);break;case"json":u=JSON.parse(h);break;default:u=h}setTimeout((function(){e&&e(u),i.manager.itemEnd(t)}),0)}catch(e){setTimeout((function(){r&&r(e),i.manager.itemError(t),i.manager.itemEnd(t)}),0)}}else{for(var v in yc[t]=[],yc[t].push({onLoad:e,onProgress:n,onError:r}),(o=new XMLHttpRequest).open("GET",t,!0),o.addEventListener("load",(function(e){var n=this.response,r=yc[t];if(delete yc[t],200===this.status||0===this.status){0===this.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),fc.add(t,n);for(var a=0,o=r.length;a<o;a++){var s=r[a];s.onLoad&&s.onLoad(n)}i.manager.itemEnd(t)}else{for(var c=0,l=r.length;c<l;c++){var h=r[c];h.onError&&h.onError(e)}i.manager.itemError(t),i.manager.itemEnd(t)}}),!1),o.addEventListener("progress",(function(e){for(var n=yc[t],r=0,i=n.length;r<i;r++){var a=n[r];a.onProgress&&a.onProgress(e)}}),!1),o.addEventListener("error",(function(e){var n=yc[t];delete yc[t];for(var r=0,a=n.length;r<a;r++){var o=n[r];o.onError&&o.onError(e)}i.manager.itemError(t),i.manager.itemEnd(t)}),!1),o.addEventListener("abort",(function(e){var n=yc[t];delete yc[t];for(var r=0,a=n.length;r<a;r++){var o=n[r];o.onError&&o.onError(e)}i.manager.itemError(t),i.manager.itemEnd(t)}),!1),void 0!==this.responseType&&(o.responseType=this.responseType),void 0!==this.withCredentials&&(o.withCredentials=this.withCredentials),o.overrideMimeType&&o.overrideMimeType(void 0!==this.mimeType?this.mimeType:"text/plain"),this.requestHeader)o.setRequestHeader(v,this.requestHeader[v]);o.send(null)}return i.manager.itemStart(t),o}yc[t].push({onLoad:e,onProgress:n,onError:r})},setResponseType:function(t){return this.responseType=t,this},setWithCredentials:function(t){return this.withCredentials=t,this},setMimeType:function(t){return this.mimeType=t,this}}),bc.prototype=Object.assign(Object.create(gc.prototype),{constructor:bc,load:function(t,e,n,r){var i=this,a=new xc(i.manager);a.setPath(i.path),a.setRequestHeader(i.requestHeader),a.load(t,(function(n){try{e(i.parse(JSON.parse(n)))}catch(e){r?r(e):console.error(e),i.manager.itemError(t)}}),n,r)},parse:function(t){for(var e=[],n=0;n<t.length;n++){var r=pc.parse(t[n]);e.push(r)}return e}}),_c.prototype=Object.assign(Object.create(gc.prototype),{constructor:_c,load:function(t,e,n,r){var i=this,a=[],o=new xo;o.image=a;var s=new xc(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader);var c=0;function l(l){s.load(t[l],(function(t){var n=i.parse(t,!0);a[l]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},6===(c+=1)&&(1===n.mipmapCount&&(o.minFilter=v),o.format=n.format,o.needsUpdate=!0,e&&e(o))}),n,r)}if(Array.isArray(t))for(var h=0,u=t.length;h<u;++h)l(h);else s.load(t,(function(t){var n=i.parse(t,!0);if(n.isCubemap)for(var r=n.mipmaps.length/n.mipmapCount,s=0;s<r;s++){a[s]={mipmaps:[]};for(var c=0;c<n.mipmapCount;c++)a[s].mipmaps.push(n.mipmaps[s*n.mipmapCount+c]),a[s].format=n.format,a[s].width=n.width,a[s].height=n.height}else o.image.width=n.width,o.image.height=n.height,o.mipmaps=n.mipmaps;1===n.mipmapCount&&(o.minFilter=v),o.format=n.format,o.needsUpdate=!0,e&&e(o)}),n,r);return o}}),wc.prototype=Object.assign(Object.create(gc.prototype),{constructor:wc,load:function(t,e,n,r){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);var i=this,a=fc.get(t);if(void 0!==a)return i.manager.itemStart(t),setTimeout((function(){e&&e(a),i.manager.itemEnd(t)}),0),a;var o=document.createElementNS("http://www.w3.org/1999/xhtml","img");function s(){o.removeEventListener("load",s,!1),o.removeEventListener("error",c,!1),fc.add(t,this),e&&e(this),i.manager.itemEnd(t)}function c(e){o.removeEventListener("load",s,!1),o.removeEventListener("error",c,!1),r&&r(e),i.manager.itemError(t),i.manager.itemEnd(t)}return o.addEventListener("load",s,!1),o.addEventListener("error",c,!1),"data:"!==t.substr(0,5)&&void 0!==this.crossOrigin&&(o.crossOrigin=this.crossOrigin),i.manager.itemStart(t),o.src=t,o}}),Mc.prototype=Object.assign(Object.create(gc.prototype),{constructor:Mc,load:function(t,e,n,r){var i=new Tr,a=new wc(this.manager);a.setCrossOrigin(this.crossOrigin),a.setPath(this.path);var o=0;function s(n){a.load(t[n],(function(t){i.images[n]=t,6===++o&&(i.needsUpdate=!0,e&&e(i))}),void 0,r)}for(var c=0;c<t.length;++c)s(c);return i}}),Sc.prototype=Object.assign(Object.create(gc.prototype),{constructor:Sc,load:function(t,e,n,r){var i=this,a=new tr,o=new xc(this.manager);return o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setPath(this.path),o.load(t,(function(t){var n=i.parse(t);n&&(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:u,a.wrapT=void 0!==n.wrapT?n.wrapT:u,a.magFilter=void 0!==n.magFilter?n.magFilter:v,a.minFilter=void 0!==n.minFilter?n.minFilter:v,a.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,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=y),1===n.mipmapCount&&(a.minFilter=v),a.needsUpdate=!0,e&&e(a,n))}),n,r),a}}),Tc.prototype=Object.assign(Object.create(gc.prototype),{constructor:Tc,load:function(t,e,n,r){var i=new mt,a=new wc(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(t,(function(n){i.image=n;var r=t.search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/);i.format=r?T:E,i.needsUpdate=!0,void 0!==e&&e(i)}),n,r),i}}),Object.assign(Ec.prototype,{getPoint:function(){return console.warn("THREE.Curve: .getPoint() not implemented."),null},getPointAt:function(t,e){var n=this.getUtoTmapping(t);return this.getPoint(n,e)},getPoints:function(t){void 0===t&&(t=5);for(var e=[],n=0;n<=t;n++)e.push(this.getPoint(n/t));return e},getSpacedPoints:function(t){void 0===t&&(t=5);for(var e=[],n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e},getLength:function(){var t=this.getLengths();return t[t.length-1]},getLengths:function(t){if(void 0===t&&(t=this.arcLengthDivisions),this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;var e,n=[],r=this.getPoint(0),i=0;n.push(0);for(var a=1;a<=t;a++)i+=(e=this.getPoint(a/t)).distanceTo(r),n.push(i),r=e;return this.cacheArcLengths=n,n},updateArcLengths:function(){this.needsUpdate=!0,this.getLengths()},getUtoTmapping:function(t,e){var n,r=this.getLengths(),i=0,a=r.length;n=e||t*r[a-1];for(var o,s=0,c=a-1;s<=c;)if((o=r[i=Math.floor(s+(c-s)/2)]-n)<0)s=i+1;else{if(!(o>0)){c=i;break}c=i-1}if(r[i=c]===n)return i/(a-1);var l=r[i];return(i+(n-l)/(r[i+1]-l))/(a-1)},getTangent:function(t,e){var n=1e-4,r=t-n,i=t+n;r<0&&(r=0),i>1&&(i=1);var a=this.getPoint(r),o=this.getPoint(i),s=e||(a.isVector2?new lt:new wt);return s.copy(o).sub(a).normalize(),s},getTangentAt:function(t,e){var n=this.getUtoTmapping(t);return this.getTangent(n,e)},computeFrenetFrames:function(t,e){for(var n=new wt,r=[],i=[],a=[],o=new wt,s=new Jt,c=0;c<=t;c++){var l=c/t;r[c]=this.getTangentAt(l,new wt),r[c].normalize()}i[0]=new wt,a[0]=new wt;var h=Number.MAX_VALUE,u=Math.abs(r[0].x),p=Math.abs(r[0].y),d=Math.abs(r[0].z);u<=h&&(h=u,n.set(1,0,0)),p<=h&&(h=p,n.set(0,1,0)),d<=h&&n.set(0,0,1),o.crossVectors(r[0],n).normalize(),i[0].crossVectors(r[0],o),a[0].crossVectors(r[0],i[0]);for(var f=1;f<=t;f++){if(i[f]=i[f-1].clone(),a[f]=a[f-1].clone(),o.crossVectors(r[f-1],r[f]),o.length()>Number.EPSILON){o.normalize();var m=Math.acos(ct.clamp(r[f-1].dot(r[f]),-1,1));i[f].applyMatrix4(s.makeRotationAxis(o,m))}a[f].crossVectors(r[f],i[f])}if(!0===e){var v=Math.acos(ct.clamp(i[0].dot(i[t]),-1,1));v/=t,r[0].dot(o.crossVectors(i[0],i[t]))>0&&(v=-v);for(var g=1;g<=t;g++)i[g].applyMatrix4(s.makeRotationAxis(r[g],v*g)),a[g].crossVectors(r[g],i[g])}return{tangents:r,normals:i,binormals:a}},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this},toJSON:function(){var t={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t},fromJSON:function(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}),Ac.prototype=Object.create(Ec.prototype),Ac.prototype.constructor=Ac,Ac.prototype.isEllipseCurve=!0,Ac.prototype.getPoint=function(t,e){for(var n=e||new lt,r=2*Math.PI,i=this.aEndAngle-this.aStartAngle,a=Math.abs(i)<Number.EPSILON;i<0;)i+=r;for(;i>r;)i-=r;i<Number.EPSILON&&(i=a?0:r),!0!==this.aClockwise||a||(i===r?i=-r:i-=r);var o=this.aStartAngle+t*i,s=this.aX+this.xRadius*Math.cos(o),c=this.aY+this.yRadius*Math.sin(o);if(0!==this.aRotation){var l=Math.cos(this.aRotation),h=Math.sin(this.aRotation),u=s-this.aX,p=c-this.aY;s=u*l-p*h+this.aX,c=u*h+p*l+this.aY}return n.set(s,c)},Ac.prototype.copy=function(t){return Ec.prototype.copy.call(this,t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this},Ac.prototype.toJSON=function(){var t=Ec.prototype.toJSON.call(this);return t.aX=this.aX,t.aY=this.aY,t.xRadius=this.xRadius,t.yRadius=this.yRadius,t.aStartAngle=this.aStartAngle,t.aEndAngle=this.aEndAngle,t.aClockwise=this.aClockwise,t.aRotation=this.aRotation,t},Ac.prototype.fromJSON=function(t){return Ec.prototype.fromJSON.call(this,t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this},Lc.prototype=Object.create(Ac.prototype),Lc.prototype.constructor=Lc,Lc.prototype.isArcCurve=!0;var Pc=new wt,Cc=new Rc,Oc=new Rc,Ic=new Rc;function Dc(t,e,n,r){Ec.call(this),this.type="CatmullRomCurve3",this.points=t||[],this.closed=e||!1,this.curveType=n||"centripetal",this.tension=void 0!==r?r:.5}function Nc(t,e,n,r,i){var a=.5*(r-e),o=.5*(i-n),s=t*t;return(2*n-2*r+a+o)*(t*s)+(-3*n+3*r-2*a-o)*s+a*t+n}function Bc(t,e,n,r){return function(t,e){var n=1-t;return n*n*e}(t,e)+function(t,e){return 2*(1-t)*t*e}(t,n)+function(t,e){return t*t*e}(t,r)}function zc(t,e,n,r,i){return function(t,e){var n=1-t;return n*n*n*e}(t,e)+function(t,e){var n=1-t;return 3*n*n*t*e}(t,n)+function(t,e){return 3*(1-t)*t*t*e}(t,r)+function(t,e){return t*t*t*e}(t,i)}function Gc(t,e,n,r){Ec.call(this),this.type="CubicBezierCurve",this.v0=t||new lt,this.v1=e||new lt,this.v2=n||new lt,this.v3=r||new lt}function Uc(t,e,n,r){Ec.call(this),this.type="CubicBezierCurve3",this.v0=t||new wt,this.v1=e||new wt,this.v2=n||new wt,this.v3=r||new wt}function Fc(t,e){Ec.call(this),this.type="LineCurve",this.v1=t||new lt,this.v2=e||new lt}function Hc(t,e){Ec.call(this),this.type="LineCurve3",this.v1=t||new wt,this.v2=e||new wt}function kc(t,e,n){Ec.call(this),this.type="QuadraticBezierCurve",this.v0=t||new lt,this.v1=e||new lt,this.v2=n||new lt}function Vc(t,e,n){Ec.call(this),this.type="QuadraticBezierCurve3",this.v0=t||new wt,this.v1=e||new wt,this.v2=n||new wt}function jc(t){Ec.call(this),this.type="SplineCurve",this.points=t||[]}Dc.prototype=Object.create(Ec.prototype),Dc.prototype.constructor=Dc,Dc.prototype.isCatmullRomCurve3=!0,Dc.prototype.getPoint=function(t,e){var n,r,i=e||new wt,a=this.points,o=a.length,s=(o-(this.closed?0:1))*t,c=Math.floor(s),l=s-c;this.closed?c+=c>0?0:(Math.floor(Math.abs(c)/o)+1)*o:0===l&&c===o-1&&(c=o-2,l=1),this.closed||c>0?n=a[(c-1)%o]:(Pc.subVectors(a[0],a[1]).add(a[0]),n=Pc);var h=a[c%o],u=a[(c+1)%o];if(this.closed||c+2<o?r=a[(c+2)%o]:(Pc.subVectors(a[o-1],a[o-2]).add(a[o-1]),r=Pc),"centripetal"===this.curveType||"chordal"===this.curveType){var p="chordal"===this.curveType?.5:.25,d=Math.pow(n.distanceToSquared(h),p),f=Math.pow(h.distanceToSquared(u),p),m=Math.pow(u.distanceToSquared(r),p);f<1e-4&&(f=1),d<1e-4&&(d=f),m<1e-4&&(m=f),Cc.initNonuniformCatmullRom(n.x,h.x,u.x,r.x,d,f,m),Oc.initNonuniformCatmullRom(n.y,h.y,u.y,r.y,d,f,m),Ic.initNonuniformCatmullRom(n.z,h.z,u.z,r.z,d,f,m)}else"catmullrom"===this.curveType&&(Cc.initCatmullRom(n.x,h.x,u.x,r.x,this.tension),Oc.initCatmullRom(n.y,h.y,u.y,r.y,this.tension),Ic.initCatmullRom(n.z,h.z,u.z,r.z,this.tension));return i.set(Cc.calc(l),Oc.calc(l),Ic.calc(l)),i},Dc.prototype.copy=function(t){Ec.prototype.copy.call(this,t),this.points=[];for(var e=0,n=t.points.length;e<n;e++){var r=t.points[e];this.points.push(r.clone())}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this},Dc.prototype.toJSON=function(){var t=Ec.prototype.toJSON.call(this);t.points=[];for(var e=0,n=this.points.length;e<n;e++){var r=this.points[e];t.points.push(r.toArray())}return t.closed=this.closed,t.curveType=this.curveType,t.tension=this.tension,t},Dc.prototype.fromJSON=function(t){Ec.prototype.fromJSON.call(this,t),this.points=[];for(var e=0,n=t.points.length;e<n;e++){var r=t.points[e];this.points.push((new wt).fromArray(r))}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this},Gc.prototype=Object.create(Ec.prototype),Gc.prototype.constructor=Gc,Gc.prototype.isCubicBezierCurve=!0,Gc.prototype.getPoint=function(t,e){var n=e||new lt,r=this.v0,i=this.v1,a=this.v2,o=this.v3;return n.set(zc(t,r.x,i.x,a.x,o.x),zc(t,r.y,i.y,a.y,o.y)),n},Gc.prototype.copy=function(t){return Ec.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this},Gc.prototype.toJSON=function(){var t=Ec.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t},Gc.prototype.fromJSON=function(t){return Ec.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this},Uc.prototype=Object.create(Ec.prototype),Uc.prototype.constructor=Uc,Uc.prototype.isCubicBezierCurve3=!0,Uc.prototype.getPoint=function(t,e){var n=e||new wt,r=this.v0,i=this.v1,a=this.v2,o=this.v3;return n.set(zc(t,r.x,i.x,a.x,o.x),zc(t,r.y,i.y,a.y,o.y),zc(t,r.z,i.z,a.z,o.z)),n},Uc.prototype.copy=function(t){return Ec.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this},Uc.prototype.toJSON=function(){var t=Ec.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t},Uc.prototype.fromJSON=function(t){return Ec.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this},Fc.prototype=Object.create(Ec.prototype),Fc.prototype.constructor=Fc,Fc.prototype.isLineCurve=!0,Fc.prototype.getPoint=function(t,e){var n=e||new lt;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n},Fc.prototype.getPointAt=function(t,e){return this.getPoint(t,e)},Fc.prototype.getTangent=function(t,e){var n=e||new lt;return n.copy(this.v2).sub(this.v1).normalize(),n},Fc.prototype.copy=function(t){return Ec.prototype.copy.call(this,t),this.v1.copy(t.v1),this.v2.copy(t.v2),this},Fc.prototype.toJSON=function(){var t=Ec.prototype.toJSON.call(this);return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},Fc.prototype.fromJSON=function(t){return Ec.prototype.fromJSON.call(this,t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},Hc.prototype=Object.create(Ec.prototype),Hc.prototype.constructor=Hc,Hc.prototype.isLineCurve3=!0,Hc.prototype.getPoint=function(t,e){var n=e||new wt;return 1===t?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(t).add(this.v1)),n},Hc.prototype.getPointAt=function(t,e){return this.getPoint(t,e)},Hc.prototype.copy=function(t){return Ec.prototype.copy.call(this,t),this.v1.copy(t.v1),this.v2.copy(t.v2),this},Hc.prototype.toJSON=function(){var t=Ec.prototype.toJSON.call(this);return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},Hc.prototype.fromJSON=function(t){return Ec.prototype.fromJSON.call(this,t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},kc.prototype=Object.create(Ec.prototype),kc.prototype.constructor=kc,kc.prototype.isQuadraticBezierCurve=!0,kc.prototype.getPoint=function(t,e){var n=e||new lt,r=this.v0,i=this.v1,a=this.v2;return n.set(Bc(t,r.x,i.x,a.x),Bc(t,r.y,i.y,a.y)),n},kc.prototype.copy=function(t){return Ec.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this},kc.prototype.toJSON=function(){var t=Ec.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},kc.prototype.fromJSON=function(t){return Ec.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},Vc.prototype=Object.create(Ec.prototype),Vc.prototype.constructor=Vc,Vc.prototype.isQuadraticBezierCurve3=!0,Vc.prototype.getPoint=function(t,e){var n=e||new wt,r=this.v0,i=this.v1,a=this.v2;return n.set(Bc(t,r.x,i.x,a.x),Bc(t,r.y,i.y,a.y),Bc(t,r.z,i.z,a.z)),n},Vc.prototype.copy=function(t){return Ec.prototype.copy.call(this,t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this},Vc.prototype.toJSON=function(){var t=Ec.prototype.toJSON.call(this);return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t},Vc.prototype.fromJSON=function(t){return Ec.prototype.fromJSON.call(this,t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this},jc.prototype=Object.create(Ec.prototype),jc.prototype.constructor=jc,jc.prototype.isSplineCurve=!0,jc.prototype.getPoint=function(t,e){var n=e||new lt,r=this.points,i=(r.length-1)*t,a=Math.floor(i),o=i-a,s=r[0===a?a:a-1],c=r[a],l=r[a>r.length-2?r.length-1:a+1],h=r[a>r.length-3?r.length-1:a+2];return n.set(Nc(o,s.x,c.x,l.x,h.x),Nc(o,s.y,c.y,l.y,h.y)),n},jc.prototype.copy=function(t){Ec.prototype.copy.call(this,t),this.points=[];for(var e=0,n=t.points.length;e<n;e++){var r=t.points[e];this.points.push(r.clone())}return this},jc.prototype.toJSON=function(){var t=Ec.prototype.toJSON.call(this);t.points=[];for(var e=0,n=this.points.length;e<n;e++){var r=this.points[e];t.points.push(r.toArray())}return t},jc.prototype.fromJSON=function(t){Ec.prototype.fromJSON.call(this,t),this.points=[];for(var e=0,n=t.points.length;e<n;e++){var r=t.points[e];this.points.push((new lt).fromArray(r))}return this};var Wc=Object.freeze({__proto__:null,ArcCurve:Lc,CatmullRomCurve3:Dc,CubicBezierCurve:Gc,CubicBezierCurve3:Uc,EllipseCurve:Ac,LineCurve:Fc,LineCurve3:Hc,QuadraticBezierCurve:kc,QuadraticBezierCurve3:Vc,SplineCurve:jc});function qc(){Ec.call(this),this.type="CurvePath",this.curves=[],this.autoClose=!1}function Xc(t){qc.call(this),this.type="Path",this.currentPoint=new lt,t&&this.setFromPoints(t)}function Yc(t){Xc.call(this,t),this.uuid=ct.generateUUID(),this.type="Shape",this.holes=[]}function Zc(t,e){we.call(this),this.type="Light",this.color=new je(t),this.intensity=void 0!==e?e:1}function Jc(t,e,n){Zc.call(this,t,n),this.type="HemisphereLight",this.position.copy(we.DefaultUp),this.updateMatrix(),this.groundColor=new je(e)}function Qc(t){this.camera=t,this.bias=0,this.normalBias=0,this.radius=1,this.mapSize=new lt(512,512),this.map=null,this.mapPass=null,this.matrix=new Jt,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new rr,this._frameExtents=new lt(1,1),this._viewportCount=1,this._viewports=[new vt(0,0,1,1)]}function Kc(){Qc.call(this,new Jn(50,1,.5,500)),this.focus=1}function $c(t,e,n,r,i,a){Zc.call(this,t,e),this.type="SpotLight",this.position.copy(we.DefaultUp),this.updateMatrix(),this.target=new we,Object.defineProperty(this,"power",{get:function(){return this.intensity*Math.PI},set:function(t){this.intensity=t/Math.PI}}),this.distance=void 0!==n?n:0,this.angle=void 0!==r?r:Math.PI/3,this.penumbra=void 0!==i?i:0,this.decay=void 0!==a?a:1,this.shadow=new Kc}function tl(){Qc.call(this,new Jn(90,1,.5,500)),this._frameExtents=new lt(4,2),this._viewportCount=6,this._viewports=[new vt(2,1,1,1),new vt(0,1,1,1),new vt(3,1,1,1),new vt(1,1,1,1),new vt(3,0,1,1),new vt(1,0,1,1)],this._cubeDirections=[new wt(1,0,0),new wt(-1,0,0),new wt(0,0,1),new wt(0,0,-1),new wt(0,1,0),new wt(0,-1,0)],this._cubeUps=[new wt(0,1,0),new wt(0,1,0),new wt(0,1,0),new wt(0,1,0),new wt(0,0,1),new wt(0,0,-1)]}function el(t,e,n,r){Zc.call(this,t,e),this.type="PointLight",Object.defineProperty(this,"power",{get:function(){return 4*this.intensity*Math.PI},set:function(t){this.intensity=t/(4*Math.PI)}}),this.distance=void 0!==n?n:0,this.decay=void 0!==r?r:1,this.shadow=new tl}function nl(t,e,n,r,i,a){Zn.call(this),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=void 0!==t?t:-1,this.right=void 0!==e?e:1,this.top=void 0!==n?n:1,this.bottom=void 0!==r?r:-1,this.near=void 0!==i?i:.1,this.far=void 0!==a?a:2e3,this.updateProjectionMatrix()}function rl(){Qc.call(this,new nl(-5,5,5,-5,.5,500))}function il(t,e){Zc.call(this,t,e),this.type="DirectionalLight",this.position.copy(we.DefaultUp),this.updateMatrix(),this.target=new we,this.shadow=new rl}function al(t,e){Zc.call(this,t,e),this.type="AmbientLight"}function ol(t,e,n,r){Zc.call(this,t,e),this.type="RectAreaLight",this.width=void 0!==n?n:10,this.height=void 0!==r?r:10}qc.prototype=Object.assign(Object.create(Ec.prototype),{constructor:qc,add:function(t){this.curves.push(t)},closePath:function(){var t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new Fc(e,t))},getPoint:function(t){for(var e=t*this.getLength(),n=this.getCurveLengths(),r=0;r<n.length;){if(n[r]>=e){var i=n[r]-e,a=this.curves[r],o=a.getLength(),s=0===o?0:1-i/o;return a.getPointAt(s)}r++}return null},getLength:function(){var t=this.getCurveLengths();return t[t.length-1]},updateArcLengths:function(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(var t=[],e=0,n=0,r=this.curves.length;n<r;n++)e+=this.curves[n].getLength(),t.push(e);return this.cacheLengths=t,t},getSpacedPoints:function(t){void 0===t&&(t=40);for(var e=[],n=0;n<=t;n++)e.push(this.getPoint(n/t));return this.autoClose&&e.push(e[0]),e},getPoints:function(t){t=t||12;for(var e,n=[],r=0,i=this.curves;r<i.length;r++)for(var a=i[r],o=a&&a.isEllipseCurve?2*t:a&&(a.isLineCurve||a.isLineCurve3)?1:a&&a.isSplineCurve?t*a.points.length:t,s=a.getPoints(o),c=0;c<s.length;c++){var l=s[c];e&&e.equals(l)||(n.push(l),e=l)}return this.autoClose&&n.length>1&&!n[n.length-1].equals(n[0])&&n.push(n[0]),n},copy:function(t){Ec.prototype.copy.call(this,t),this.curves=[];for(var e=0,n=t.curves.length;e<n;e++){var r=t.curves[e];this.curves.push(r.clone())}return this.autoClose=t.autoClose,this},toJSON:function(){var t=Ec.prototype.toJSON.call(this);t.autoClose=this.autoClose,t.curves=[];for(var e=0,n=this.curves.length;e<n;e++){var r=this.curves[e];t.curves.push(r.toJSON())}return t},fromJSON:function(t){Ec.prototype.fromJSON.call(this,t),this.autoClose=t.autoClose,this.curves=[];for(var e=0,n=t.curves.length;e<n;e++){var r=t.curves[e];this.curves.push((new Wc[r.type]).fromJSON(r))}return this}}),Xc.prototype=Object.assign(Object.create(qc.prototype),{constructor:Xc,setFromPoints:function(t){this.moveTo(t[0].x,t[0].y);for(var e=1,n=t.length;e<n;e++)this.lineTo(t[e].x,t[e].y);return this},moveTo:function(t,e){return this.currentPoint.set(t,e),this},lineTo:function(t,e){var n=new Fc(this.currentPoint.clone(),new lt(t,e));return this.curves.push(n),this.currentPoint.set(t,e),this},quadraticCurveTo:function(t,e,n,r){var i=new kc(this.currentPoint.clone(),new lt(t,e),new lt(n,r));return this.curves.push(i),this.currentPoint.set(n,r),this},bezierCurveTo:function(t,e,n,r,i,a){var o=new Gc(this.currentPoint.clone(),new lt(t,e),new lt(n,r),new lt(i,a));return this.curves.push(o),this.currentPoint.set(i,a),this},splineThru:function(t){var e=new jc([this.currentPoint.clone()].concat(t));return this.curves.push(e),this.currentPoint.copy(t[t.length-1]),this},arc:function(t,e,n,r,i,a){var o=this.currentPoint.x,s=this.currentPoint.y;return this.absarc(t+o,e+s,n,r,i,a),this},absarc:function(t,e,n,r,i,a){return this.absellipse(t,e,n,n,r,i,a),this},ellipse:function(t,e,n,r,i,a,o,s){var c=this.currentPoint.x,l=this.currentPoint.y;return this.absellipse(t+c,e+l,n,r,i,a,o,s),this},absellipse:function(t,e,n,r,i,a,o,s){var c=new Ac(t,e,n,r,i,a,o,s);if(this.curves.length>0){var l=c.getPoint(0);l.equals(this.currentPoint)||this.lineTo(l.x,l.y)}this.curves.push(c);var h=c.getPoint(1);return this.currentPoint.copy(h),this},copy:function(t){return qc.prototype.copy.call(this,t),this.currentPoint.copy(t.currentPoint),this},toJSON:function(){var t=qc.prototype.toJSON.call(this);return t.currentPoint=this.currentPoint.toArray(),t},fromJSON:function(t){return qc.prototype.fromJSON.call(this,t),this.currentPoint.fromArray(t.currentPoint),this}}),Yc.prototype=Object.assign(Object.create(Xc.prototype),{constructor:Yc,getPointsHoles:function(t){for(var e=[],n=0,r=this.holes.length;n<r;n++)e[n]=this.holes[n].getPoints(t);return e},extractPoints:function(t){return{shape:this.getPoints(t),holes:this.getPointsHoles(t)}},copy:function(t){Xc.prototype.copy.call(this,t),this.holes=[];for(var e=0,n=t.holes.length;e<n;e++){var r=t.holes[e];this.holes.push(r.clone())}return this},toJSON:function(){var t=Xc.prototype.toJSON.call(this);t.uuid=this.uuid,t.holes=[];for(var e=0,n=this.holes.length;e<n;e++){var r=this.holes[e];t.holes.push(r.toJSON())}return t},fromJSON:function(t){Xc.prototype.fromJSON.call(this,t),this.uuid=t.uuid,this.holes=[];for(var e=0,n=t.holes.length;e<n;e++){var r=t.holes[e];this.holes.push((new Xc).fromJSON(r))}return this}}),Zc.prototype=Object.assign(Object.create(we.prototype),{constructor:Zc,isLight:!0,copy:function(t){return we.prototype.copy.call(this,t),this.color.copy(t.color),this.intensity=t.intensity,this},toJSON:function(t){var e=we.prototype.toJSON.call(this,t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,void 0!==this.groundColor&&(e.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(e.object.distance=this.distance),void 0!==this.angle&&(e.object.angle=this.angle),void 0!==this.decay&&(e.object.decay=this.decay),void 0!==this.penumbra&&(e.object.penumbra=this.penumbra),void 0!==this.shadow&&(e.object.shadow=this.shadow.toJSON()),e}}),Jc.prototype=Object.assign(Object.create(Zc.prototype),{constructor:Jc,isHemisphereLight:!0,copy:function(t){return Zc.prototype.copy.call(this,t),this.groundColor.copy(t.groundColor),this}}),Object.assign(Qc.prototype,{_projScreenMatrix:new Jt,_lightPositionWorld:new wt,_lookTarget:new wt,getViewportCount:function(){return this._viewportCount},getFrustum:function(){return this._frustum},updateMatrices:function(t){var e=this.camera,n=this.matrix,r=this._projScreenMatrix,i=this._lookTarget,a=this._lightPositionWorld;a.setFromMatrixPosition(t.matrixWorld),e.position.copy(a),i.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(i),e.updateMatrixWorld(),r.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(r),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(e.projectionMatrix),n.multiply(e.matrixWorldInverse)},getViewport:function(t){return this._viewports[t]},getFrameExtents:function(){return this._frameExtents},copy:function(t){return this.camera=t.camera.clone(),this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var t={};return 0!==this.bias&&(t.bias=this.bias),0!==this.normalBias&&(t.normalBias=this.normalBias),1!==this.radius&&(t.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(t.mapSize=this.mapSize.toArray()),t.camera=this.camera.toJSON(!1).object,delete t.camera.matrix,t}}),Kc.prototype=Object.assign(Object.create(Qc.prototype),{constructor:Kc,isSpotLightShadow:!0,updateMatrices:function(t){var e=this.camera,n=2*ct.RAD2DEG*t.angle*this.focus,r=this.mapSize.width/this.mapSize.height,i=t.distance||e.far;n===e.fov&&r===e.aspect&&i===e.far||(e.fov=n,e.aspect=r,e.far=i,e.updateProjectionMatrix()),Qc.prototype.updateMatrices.call(this,t)}}),$c.prototype=Object.assign(Object.create(Zc.prototype),{constructor:$c,isSpotLight:!0,copy:function(t){return Zc.prototype.copy.call(this,t),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),tl.prototype=Object.assign(Object.create(Qc.prototype),{constructor:tl,isPointLightShadow:!0,updateMatrices:function(t,e){void 0===e&&(e=0);var n=this.camera,r=this.matrix,i=this._lightPositionWorld,a=this._lookTarget,o=this._projScreenMatrix;i.setFromMatrixPosition(t.matrixWorld),n.position.copy(i),a.copy(n.position),a.add(this._cubeDirections[e]),n.up.copy(this._cubeUps[e]),n.lookAt(a),n.updateMatrixWorld(),r.makeTranslation(-i.x,-i.y,-i.z),o.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(o)}}),el.prototype=Object.assign(Object.create(Zc.prototype),{constructor:el,isPointLight:!0,copy:function(t){return Zc.prototype.copy.call(this,t),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}),nl.prototype=Object.assign(Object.create(Zn.prototype),{constructor:nl,isOrthographicCamera:!0,copy:function(t,e){return Zn.prototype.copy.call(this,t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this},setViewOffset:function(t,e,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=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=a,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,r=(this.top+this.bottom)/2,i=n-t,a=n+t,o=r+e,s=r-e;if(null!==this.view&&this.view.enabled){var c=(this.right-this.left)/this.view.fullWidth/this.zoom,l=(this.top-this.bottom)/this.view.fullHeight/this.zoom;a=(i+=c*this.view.offsetX)+c*this.view.width,s=(o-=l*this.view.offsetY)-l*this.view.height}this.projectionMatrix.makeOrthographic(i,a,o,s,this.near,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(t){var e=we.prototype.toJSON.call(this,t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}),rl.prototype=Object.assign(Object.create(Qc.prototype),{constructor:rl,isDirectionalLightShadow:!0,updateMatrices:function(t){Qc.prototype.updateMatrices.call(this,t)}}),il.prototype=Object.assign(Object.create(Zc.prototype),{constructor:il,isDirectionalLight:!0,copy:function(t){return Zc.prototype.copy.call(this,t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}),al.prototype=Object.assign(Object.create(Zc.prototype),{constructor:al,isAmbientLight:!0}),ol.prototype=Object.assign(Object.create(Zc.prototype),{constructor:ol,isRectAreaLight:!0,copy:function(t){return Zc.prototype.copy.call(this,t),this.width=t.width,this.height=t.height,this},toJSON:function(t){var e=Zc.prototype.toJSON.call(this,t);return e.object.width=this.width,e.object.height=this.height,e}});var sl=function(){Object.defineProperty(this,"isSphericalHarmonics3",{value:!0}),this.coefficients=[];for(var t=0;t<9;t++)this.coefficients.push(new wt)};function cl(t,e){Zc.call(this,void 0,e),this.type="LightProbe",this.sh=void 0!==t?t:new sl}function ll(t){gc.call(this,t),this.textures={}}sl.prototype.set=function(t){for(var e=0;e<9;e++)this.coefficients[e].copy(t[e]);return this},sl.prototype.zero=function(){for(var t=0;t<9;t++)this.coefficients[t].set(0,0,0);return this},sl.prototype.getAt=function(t,e){var n=t.x,r=t.y,i=t.z,a=this.coefficients;return e.copy(a[0]).multiplyScalar(.282095),e.addScaledVector(a[1],.488603*r),e.addScaledVector(a[2],.488603*i),e.addScaledVector(a[3],.488603*n),e.addScaledVector(a[4],n*r*1.092548),e.addScaledVector(a[5],r*i*1.092548),e.addScaledVector(a[6],.315392*(3*i*i-1)),e.addScaledVector(a[7],n*i*1.092548),e.addScaledVector(a[8],.546274*(n*n-r*r)),e},sl.prototype.getIrradianceAt=function(t,e){var n=t.x,r=t.y,i=t.z,a=this.coefficients;return e.copy(a[0]).multiplyScalar(.886227),e.addScaledVector(a[1],1.023328*r),e.addScaledVector(a[2],1.023328*i),e.addScaledVector(a[3],1.023328*n),e.addScaledVector(a[4],.858086*n*r),e.addScaledVector(a[5],.858086*r*i),e.addScaledVector(a[6],.743125*i*i-.247708),e.addScaledVector(a[7],.858086*n*i),e.addScaledVector(a[8],.429043*(n*n-r*r)),e},sl.prototype.add=function(t){for(var e=0;e<9;e++)this.coefficients[e].add(t.coefficients[e]);return this},sl.prototype.addScaledSH=function(t,e){for(var n=0;n<9;n++)this.coefficients[n].addScaledVector(t.coefficients[n],e);return this},sl.prototype.scale=function(t){for(var e=0;e<9;e++)this.coefficients[e].multiplyScalar(t);return this},sl.prototype.lerp=function(t,e){for(var n=0;n<9;n++)this.coefficients[n].lerp(t.coefficients[n],e);return this},sl.prototype.equals=function(t){for(var e=0;e<9;e++)if(!this.coefficients[e].equals(t.coefficients[e]))return!1;return!0},sl.prototype.copy=function(t){return this.set(t.coefficients)},sl.prototype.clone=function(){return(new this.constructor).copy(this)},sl.prototype.fromArray=function(t,e){void 0===e&&(e=0);for(var n=this.coefficients,r=0;r<9;r++)n[r].fromArray(t,e+3*r);return this},sl.prototype.toArray=function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);for(var n=this.coefficients,r=0;r<9;r++)n[r].toArray(t,e+3*r);return t},sl.getBasisAt=function(t,e){var n=t.x,r=t.y,i=t.z;e[0]=.282095,e[1]=.488603*r,e[2]=.488603*i,e[3]=.488603*n,e[4]=1.092548*n*r,e[5]=1.092548*r*i,e[6]=.315392*(3*i*i-1),e[7]=1.092548*n*i,e[8]=.546274*(n*n-r*r)},cl.prototype=Object.assign(Object.create(Zc.prototype),{constructor:cl,isLightProbe:!0,copy:function(t){return Zc.prototype.copy.call(this,t),this.sh.copy(t.sh),this},fromJSON:function(t){return this.intensity=t.intensity,this.sh.fromArray(t.sh),this},toJSON:function(t){var e=Zc.prototype.toJSON.call(this,t);return e.object.sh=this.sh.toArray(),e}}),ll.prototype=Object.assign(Object.create(gc.prototype),{constructor:ll,load:function(t,e,n,r){var i=this,a=new xc(i.manager);a.setPath(i.path),a.setRequestHeader(i.requestHeader),a.load(t,(function(n){try{e(i.parse(JSON.parse(n)))}catch(e){r?r(e):console.error(e),i.manager.itemError(t)}}),n,r)},parse:function(t){var e=this.textures;function n(t){return void 0===e[t]&&console.warn("THREE.MaterialLoader: Undefined texture",t),e[t]}var r=new Ks[t.type];if(void 0!==t.uuid&&(r.uuid=t.uuid),void 0!==t.name&&(r.name=t.name),void 0!==t.color&&r.color.setHex(t.color),void 0!==t.roughness&&(r.roughness=t.roughness),void 0!==t.metalness&&(r.metalness=t.metalness),void 0!==t.sheen&&(r.sheen=(new je).setHex(t.sheen)),void 0!==t.emissive&&r.emissive.setHex(t.emissive),void 0!==t.specular&&r.specular.setHex(t.specular),void 0!==t.shininess&&(r.shininess=t.shininess),void 0!==t.clearcoat&&(r.clearcoat=t.clearcoat),void 0!==t.clearcoatRoughness&&(r.clearcoatRoughness=t.clearcoatRoughness),void 0!==t.fog&&(r.fog=t.fog),void 0!==t.flatShading&&(r.flatShading=t.flatShading),void 0!==t.blending&&(r.blending=t.blending),void 0!==t.combine&&(r.combine=t.combine),void 0!==t.side&&(r.side=t.side),void 0!==t.opacity&&(r.opacity=t.opacity),void 0!==t.transparent&&(r.transparent=t.transparent),void 0!==t.alphaTest&&(r.alphaTest=t.alphaTest),void 0!==t.depthTest&&(r.depthTest=t.depthTest),void 0!==t.depthWrite&&(r.depthWrite=t.depthWrite),void 0!==t.colorWrite&&(r.colorWrite=t.colorWrite),void 0!==t.stencilWrite&&(r.stencilWrite=t.stencilWrite),void 0!==t.stencilWriteMask&&(r.stencilWriteMask=t.stencilWriteMask),void 0!==t.stencilFunc&&(r.stencilFunc=t.stencilFunc),void 0!==t.stencilRef&&(r.stencilRef=t.stencilRef),void 0!==t.stencilFuncMask&&(r.stencilFuncMask=t.stencilFuncMask),void 0!==t.stencilFail&&(r.stencilFail=t.stencilFail),void 0!==t.stencilZFail&&(r.stencilZFail=t.stencilZFail),void 0!==t.stencilZPass&&(r.stencilZPass=t.stencilZPass),void 0!==t.wireframe&&(r.wireframe=t.wireframe),void 0!==t.wireframeLinewidth&&(r.wireframeLinewidth=t.wireframeLinewidth),void 0!==t.wireframeLinecap&&(r.wireframeLinecap=t.wireframeLinecap),void 0!==t.wireframeLinejoin&&(r.wireframeLinejoin=t.wireframeLinejoin),void 0!==t.rotation&&(r.rotation=t.rotation),1!==t.linewidth&&(r.linewidth=t.linewidth),void 0!==t.dashSize&&(r.dashSize=t.dashSize),void 0!==t.gapSize&&(r.gapSize=t.gapSize),void 0!==t.scale&&(r.scale=t.scale),void 0!==t.polygonOffset&&(r.polygonOffset=t.polygonOffset),void 0!==t.polygonOffsetFactor&&(r.polygonOffsetFactor=t.polygonOffsetFactor),void 0!==t.polygonOffsetUnits&&(r.polygonOffsetUnits=t.polygonOffsetUnits),void 0!==t.skinning&&(r.skinning=t.skinning),void 0!==t.morphTargets&&(r.morphTargets=t.morphTargets),void 0!==t.morphNormals&&(r.morphNormals=t.morphNormals),void 0!==t.dithering&&(r.dithering=t.dithering),void 0!==t.vertexTangents&&(r.vertexTangents=t.vertexTangents),void 0!==t.visible&&(r.visible=t.visible),void 0!==t.toneMapped&&(r.toneMapped=t.toneMapped),void 0!==t.userData&&(r.userData=t.userData),void 0!==t.vertexColors&&("number"==typeof t.vertexColors?r.vertexColors=t.vertexColors>0:r.vertexColors=t.vertexColors),void 0!==t.uniforms)for(var i in t.uniforms){var a=t.uniforms[i];switch(r.uniforms[i]={},a.type){case"t":r.uniforms[i].value=n(a.value);break;case"c":r.uniforms[i].value=(new je).setHex(a.value);break;case"v2":r.uniforms[i].value=(new lt).fromArray(a.value);break;case"v3":r.uniforms[i].value=(new wt).fromArray(a.value);break;case"v4":r.uniforms[i].value=(new vt).fromArray(a.value);break;case"m3":r.uniforms[i].value=(new pt).fromArray(a.value);break;case"m4":r.uniforms[i].value=(new Jt).fromArray(a.value);break;default:r.uniforms[i].value=a.value}}if(void 0!==t.defines&&(r.defines=t.defines),void 0!==t.vertexShader&&(r.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(r.fragmentShader=t.fragmentShader),void 0!==t.extensions)for(var o in t.extensions)r.extensions[o]=t.extensions[o];if(void 0!==t.shading&&(r.flatShading=1===t.shading),void 0!==t.size&&(r.size=t.size),void 0!==t.sizeAttenuation&&(r.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(r.map=n(t.map)),void 0!==t.matcap&&(r.matcap=n(t.matcap)),void 0!==t.alphaMap&&(r.alphaMap=n(t.alphaMap)),void 0!==t.bumpMap&&(r.bumpMap=n(t.bumpMap)),void 0!==t.bumpScale&&(r.bumpScale=t.bumpScale),void 0!==t.normalMap&&(r.normalMap=n(t.normalMap)),void 0!==t.normalMapType&&(r.normalMapType=t.normalMapType),void 0!==t.normalScale){var s=t.normalScale;!1===Array.isArray(s)&&(s=[s,s]),r.normalScale=(new lt).fromArray(s)}return void 0!==t.displacementMap&&(r.displacementMap=n(t.displacementMap)),void 0!==t.displacementScale&&(r.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(r.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(r.roughnessMap=n(t.roughnessMap)),void 0!==t.metalnessMap&&(r.metalnessMap=n(t.metalnessMap)),void 0!==t.emissiveMap&&(r.emissiveMap=n(t.emissiveMap)),void 0!==t.emissiveIntensity&&(r.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(r.specularMap=n(t.specularMap)),void 0!==t.envMap&&(r.envMap=n(t.envMap)),void 0!==t.envMapIntensity&&(r.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(r.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(r.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(r.lightMap=n(t.lightMap)),void 0!==t.lightMapIntensity&&(r.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(r.aoMap=n(t.aoMap)),void 0!==t.aoMapIntensity&&(r.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(r.gradientMap=n(t.gradientMap)),void 0!==t.clearcoatMap&&(r.clearcoatMap=n(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(r.clearcoatRoughnessMap=n(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(r.clearcoatNormalMap=n(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(r.clearcoatNormalScale=(new lt).fromArray(t.clearcoatNormalScale)),void 0!==t.transmission&&(r.transmission=t.transmission),void 0!==t.transmissionMap&&(r.transmissionMap=n(t.transmissionMap)),r},setTextures:function(t){return this.textures=t,this}});var hl={decodeText:function(t){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(t);for(var e="",n=0,r=t.length;n<r;n++)e+=String.fromCharCode(t[n]);try{return decodeURIComponent(escape(e))}catch(t){return e}},extractUrlBase:function(t){var e=t.lastIndexOf("/");return-1===e?"./":t.substr(0,e+1)}};function ul(){gn.call(this),this.type="InstancedBufferGeometry",this.instanceCount=1/0}function pl(t,e,n,r){"number"==typeof n&&(r=n,n=!1,console.error("THREE.InstancedBufferAttribute: The constructor now expects normalized as the third argument.")),Qe.call(this,t,e,n),this.meshPerAttribute=r||1}function dl(t){gc.call(this,t)}ul.prototype=Object.assign(Object.create(gn.prototype),{constructor:ul,isInstancedBufferGeometry:!0,copy:function(t){return gn.prototype.copy.call(this,t),this.instanceCount=t.instanceCount,this},clone:function(){return(new this.constructor).copy(this)},toJSON:function(){var t=gn.prototype.toJSON.call(this);return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}),pl.prototype=Object.assign(Object.create(Qe.prototype),{constructor:pl,isInstancedBufferAttribute:!0,copy:function(t){return Qe.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this},toJSON:function(){var t=Qe.prototype.toJSON.call(this);return t.meshPerAttribute=this.meshPerAttribute,t.isInstancedBufferAttribute=!0,t}}),dl.prototype=Object.assign(Object.create(gc.prototype),{constructor:dl,load:function(t,e,n,r){var i=this,a=new xc(i.manager);a.setPath(i.path),a.setRequestHeader(i.requestHeader),a.load(t,(function(n){try{e(i.parse(JSON.parse(n)))}catch(e){r?r(e):console.error(e),i.manager.itemError(t)}}),n,r)},parse:function(t){var e={},n={};function r(t,r){if(void 0!==e[r])return e[r];var i=t.interleavedBuffers[r],a=function(t,e){if(void 0!==n[e])return n[e];var r=t.arrayBuffers[e],i=new Uint32Array(r).buffer;return n[e]=i,i}(t,i.buffer),o=new va(new fl[i.type](a),i.stride);return o.uuid=i.uuid,e[r]=o,o}var i=t.isInstancedBufferGeometry?new ul:new gn,a=t.data.index;if(void 0!==a){var o=new fl[a.type](a.array);i.setIndex(new Qe(o,1))}var s=t.data.attributes;for(var c in s){var l=s[c],h=void 0;if(l.isInterleavedBufferAttribute){h=new xa(r(t.data,l.data),l.itemSize,l.offset,l.normalized)}else{var u=new fl[l.type](l.array);h=new(l.isInstancedBufferAttribute?pl:Qe)(u,l.itemSize,l.normalized)}void 0!==l.name&&(h.name=l.name),i.setAttribute(c,h)}var p=t.data.morphAttributes;if(p)for(var d in p){for(var f=p[d],m=[],v=0,g=f.length;v<g;v++){var y=f[v],x=void 0;if(y.isInterleavedBufferAttribute)x=new xa(r(t.data,y.data),y.itemSize,y.offset,y.normalized);else x=new Qe(new fl[y.type](y.array),y.itemSize,y.normalized);void 0!==y.name&&(x.name=y.name),m.push(x)}i.morphAttributes[d]=m}t.data.morphTargetsRelative&&(i.morphTargetsRelative=!0);var b=t.data.groups||t.data.drawcalls||t.data.offsets;if(void 0!==b)for(var _=0,w=b.length;_!==w;++_){var M=b[_];i.addGroup(M.start,M.count,M.materialIndex)}var S=t.data.boundingSphere;if(void 0!==S){var T=new wt;void 0!==S.center&&T.fromArray(S.center),i.boundingSphere=new Ht(T,S.radius)}return t.name&&(i.name=t.name),t.userData&&(i.userData=t.userData),i}});var fl={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:"undefined"!=typeof Uint8ClampedArray?Uint8ClampedArray:Uint8Array,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function ml(t){gc.call(this,t)}ml.prototype=Object.create(gc.prototype),ml.prototype.constructor=ml,ml.prototype.load=function(t,e,n,r){var i=this,a=""===this.path?hl.extractUrlBase(t):this.path;this.resourcePath=this.resourcePath||a;var o=new xc(i.manager);o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.load(t,(function(n){var a=null;try{a=JSON.parse(n)}catch(e){return void 0!==r&&r(e),void console.error("THREE:ObjectLoader: Can't parse "+t+".",e.message)}var o=a.metadata;void 0!==o&&void 0!==o.type&&"geometry"!==o.type.toLowerCase()?i.parse(a,e):console.error("THREE.ObjectLoader: Can't load "+t)}),n,r)},ml.prototype.parse=function(t,e){var n=this.parseShape(t.shapes),r=this.parseGeometries(t.geometries,n),i=this.parseImages(t.images,(function(){void 0!==e&&e(s)})),a=this.parseTextures(t.textures,i),o=this.parseMaterials(t.materials,a),s=this.parseObject(t.object,r,o);return t.animations&&(s.animations=this.parseAnimations(t.animations)),void 0!==t.images&&0!==t.images.length||void 0!==e&&e(s),s},ml.prototype.parseShape=function(t){var e={};if(void 0!==t)for(var n=0,r=t.length;n<r;n++){var i=(new Yc).fromJSON(t[n]);e[i.uuid]=i}return e},ml.prototype.parseGeometries=function(t,e){var n,r={};if(void 0!==t)for(var i=new dl,a=0,o=t.length;a<o;a++){var s=void 0,c=t[a];switch(c.type){case"PlaneGeometry":case"PlaneBufferGeometry":s=new Hs[c.type](c.width,c.height,c.widthSegments,c.heightSegments);break;case"BoxGeometry":case"BoxBufferGeometry":case"CubeGeometry":s=new Hs[c.type](c.width,c.height,c.depth,c.widthSegments,c.heightSegments,c.depthSegments);break;case"CircleGeometry":case"CircleBufferGeometry":s=new Hs[c.type](c.radius,c.segments,c.thetaStart,c.thetaLength);break;case"CylinderGeometry":case"CylinderBufferGeometry":s=new Hs[c.type](c.radiusTop,c.radiusBottom,c.height,c.radialSegments,c.heightSegments,c.openEnded,c.thetaStart,c.thetaLength);break;case"ConeGeometry":case"ConeBufferGeometry":s=new Hs[c.type](c.radius,c.height,c.radialSegments,c.heightSegments,c.openEnded,c.thetaStart,c.thetaLength);break;case"SphereGeometry":case"SphereBufferGeometry":s=new Hs[c.type](c.radius,c.widthSegments,c.heightSegments,c.phiStart,c.phiLength,c.thetaStart,c.thetaLength);break;case"DodecahedronGeometry":case"DodecahedronBufferGeometry":case"IcosahedronGeometry":case"IcosahedronBufferGeometry":case"OctahedronGeometry":case"OctahedronBufferGeometry":case"TetrahedronGeometry":case"TetrahedronBufferGeometry":s=new Hs[c.type](c.radius,c.detail);break;case"RingGeometry":case"RingBufferGeometry":s=new Hs[c.type](c.innerRadius,c.outerRadius,c.thetaSegments,c.phiSegments,c.thetaStart,c.thetaLength);break;case"TorusGeometry":case"TorusBufferGeometry":s=new Hs[c.type](c.radius,c.tube,c.radialSegments,c.tubularSegments,c.arc);break;case"TorusKnotGeometry":case"TorusKnotBufferGeometry":s=new Hs[c.type](c.radius,c.tube,c.tubularSegments,c.radialSegments,c.p,c.q);break;case"TubeGeometry":case"TubeBufferGeometry":s=new Hs[c.type]((new Wc[c.path.type]).fromJSON(c.path),c.tubularSegments,c.radius,c.radialSegments,c.closed);break;case"LatheGeometry":case"LatheBufferGeometry":s=new Hs[c.type](c.points,c.segments,c.phiStart,c.phiLength);break;case"PolyhedronGeometry":case"PolyhedronBufferGeometry":s=new Hs[c.type](c.vertices,c.indices,c.radius,c.details);break;case"ShapeGeometry":case"ShapeBufferGeometry":n=[];for(var l=0,h=c.shapes.length;l<h;l++){var u=e[c.shapes[l]];n.push(u)}s=new Hs[c.type](n,c.curveSegments);break;case"ExtrudeGeometry":case"ExtrudeBufferGeometry":n=[];for(var p=0,d=c.shapes.length;p<d;p++){var f=e[c.shapes[p]];n.push(f)}var m=c.options.extrudePath;void 0!==m&&(c.options.extrudePath=(new Wc[m.type]).fromJSON(m)),s=new Hs[c.type](n,c.options);break;case"BufferGeometry":case"InstancedBufferGeometry":s=i.parse(c);break;case"Geometry":console.error('THREE.ObjectLoader: Loading "Geometry" is not supported anymore.');break;default:console.warn('THREE.ObjectLoader: Unsupported geometry type "'+c.type+'"');continue}s.uuid=c.uuid,void 0!==c.name&&(s.name=c.name),!0===s.isBufferGeometry&&void 0!==c.userData&&(s.userData=c.userData),r[c.uuid]=s}return r},ml.prototype.parseMaterials=function(t,e){var n={},r={};if(void 0!==t){var i=new ll;i.setTextures(e);for(var a=0,o=t.length;a<o;a++){var s=t[a];if("MultiMaterial"===s.type){for(var c=[],l=0;l<s.materials.length;l++){var h=s.materials[l];void 0===n[h.uuid]&&(n[h.uuid]=i.parse(h)),c.push(n[h.uuid])}r[s.uuid]=c}else void 0===n[s.uuid]&&(n[s.uuid]=i.parse(s)),r[s.uuid]=n[s.uuid]}}return r},ml.prototype.parseAnimations=function(t){for(var e=[],n=0;n<t.length;n++){var r=t[n],i=pc.parse(r);void 0!==r.uuid&&(i.uuid=r.uuid),e.push(i)}return e},ml.prototype.parseImages=function(t,e){var n,r=this,i={};function a(t){return r.manager.itemStart(t),n.load(t,(function(){r.manager.itemEnd(t)}),void 0,(function(){r.manager.itemError(t),r.manager.itemEnd(t)}))}if(void 0!==t&&t.length>0){var o=new mc(e);(n=new wc(o)).setCrossOrigin(this.crossOrigin);for(var s=0,c=t.length;s<c;s++){var l=t[s],h=l.url;if(Array.isArray(h)){i[l.uuid]=[];for(var u=0,p=h.length;u<p;u++){var d=h[u],f=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(d)?d:r.resourcePath+d;i[l.uuid].push(a(f))}}else{var m=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(l.url)?l.url:r.resourcePath+l.url;i[l.uuid]=a(m)}}}return i},ml.prototype.parseTextures=function(t,e){function n(t,e){return"number"==typeof t?t:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",t),e[t])}var r={};if(void 0!==t)for(var i=0,a=t.length;i<a;i++){var o=t[i];void 0===o.image&&console.warn('THREE.ObjectLoader: No "image" specified for',o.uuid),void 0===e[o.image]&&console.warn("THREE.ObjectLoader: Undefined image",o.image);var s=void 0;(s=Array.isArray(e[o.image])?new Tr(e[o.image]):new mt(e[o.image])).needsUpdate=!0,s.uuid=o.uuid,void 0!==o.name&&(s.name=o.name),void 0!==o.mapping&&(s.mapping=n(o.mapping,gl)),void 0!==o.offset&&s.offset.fromArray(o.offset),void 0!==o.repeat&&s.repeat.fromArray(o.repeat),void 0!==o.center&&s.center.fromArray(o.center),void 0!==o.rotation&&(s.rotation=o.rotation),void 0!==o.wrap&&(s.wrapS=n(o.wrap[0],yl),s.wrapT=n(o.wrap[1],yl)),void 0!==o.format&&(s.format=o.format),void 0!==o.type&&(s.type=o.type),void 0!==o.encoding&&(s.encoding=o.encoding),void 0!==o.minFilter&&(s.minFilter=n(o.minFilter,xl)),void 0!==o.magFilter&&(s.magFilter=n(o.magFilter,xl)),void 0!==o.anisotropy&&(s.anisotropy=o.anisotropy),void 0!==o.flipY&&(s.flipY=o.flipY),void 0!==o.premultiplyAlpha&&(s.premultiplyAlpha=o.premultiplyAlpha),void 0!==o.unpackAlignment&&(s.unpackAlignment=o.unpackAlignment),r[o.uuid]=s}return r},ml.prototype.parseObject=function(t,e,n){var r,i,a;function o(t){return void 0===e[t]&&console.warn("THREE.ObjectLoader: Undefined geometry",t),e[t]}function s(t){if(void 0!==t){if(Array.isArray(t)){for(var e=[],r=0,i=t.length;r<i;r++){var a=t[r];void 0===n[a]&&console.warn("THREE.ObjectLoader: Undefined material",a),e.push(n[a])}return e}return void 0===n[t]&&console.warn("THREE.ObjectLoader: Undefined material",t),n[t]}}switch(t.type){case"Scene":r=new ma,void 0!==t.background&&Number.isInteger(t.background)&&(r.background=new je(t.background)),void 0!==t.fog&&("Fog"===t.fog.type?r.fog=new fa(t.fog.color,t.fog.near,t.fog.far):"FogExp2"===t.fog.type&&(r.fog=new da(t.fog.color,t.fog.density)));break;case"PerspectiveCamera":r=new Jn(t.fov,t.aspect,t.near,t.far),void 0!==t.focus&&(r.focus=t.focus),void 0!==t.zoom&&(r.zoom=t.zoom),void 0!==t.filmGauge&&(r.filmGauge=t.filmGauge),void 0!==t.filmOffset&&(r.filmOffset=t.filmOffset),void 0!==t.view&&(r.view=Object.assign({},t.view));break;case"OrthographicCamera":r=new nl(t.left,t.right,t.top,t.bottom,t.near,t.far),void 0!==t.zoom&&(r.zoom=t.zoom),void 0!==t.view&&(r.view=Object.assign({},t.view));break;case"AmbientLight":r=new al(t.color,t.intensity);break;case"DirectionalLight":r=new il(t.color,t.intensity);break;case"PointLight":r=new el(t.color,t.intensity,t.distance,t.decay);break;case"RectAreaLight":r=new ol(t.color,t.intensity,t.width,t.height);break;case"SpotLight":r=new $c(t.color,t.intensity,t.distance,t.angle,t.penumbra,t.decay);break;case"HemisphereLight":r=new Jc(t.color,t.groundColor,t.intensity);break;case"LightProbe":r=(new cl).fromJSON(t);break;case"SkinnedMesh":console.warn("THREE.ObjectLoader.parseObject() does not support SkinnedMesh yet.");case"Mesh":r=new Nn(i=o(t.geometry),a=s(t.material));break;case"InstancedMesh":i=o(t.geometry),a=s(t.material);var c=t.count,l=t.instanceMatrix;(r=new Ka(i,a,c)).instanceMatrix=new Qe(new Float32Array(l.array),16);break;case"LOD":r=new ka;break;case"Line":r=new ao(o(t.geometry),s(t.material),t.mode);break;case"LineLoop":r=new lo(o(t.geometry),s(t.material));break;case"LineSegments":r=new co(o(t.geometry),s(t.material));break;case"PointCloud":case"Points":r=new vo(o(t.geometry),s(t.material));break;case"Sprite":r=new Ia(s(t.material));break;case"Group":r=new sa;break;default:r=new we}if(r.uuid=t.uuid,void 0!==t.name&&(r.name=t.name),void 0!==t.matrix?(r.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(r.matrixAutoUpdate=t.matrixAutoUpdate),r.matrixAutoUpdate&&r.matrix.decompose(r.position,r.quaternion,r.scale)):(void 0!==t.position&&r.position.fromArray(t.position),void 0!==t.rotation&&r.rotation.fromArray(t.rotation),void 0!==t.quaternion&&r.quaternion.fromArray(t.quaternion),void 0!==t.scale&&r.scale.fromArray(t.scale)),void 0!==t.castShadow&&(r.castShadow=t.castShadow),void 0!==t.receiveShadow&&(r.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.bias&&(r.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(r.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(r.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&r.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(r.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(r.visible=t.visible),void 0!==t.frustumCulled&&(r.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(r.renderOrder=t.renderOrder),void 0!==t.userData&&(r.userData=t.userData),void 0!==t.layers&&(r.layers.mask=t.layers),void 0!==t.children)for(var h=t.children,u=0;u<h.length;u++)r.add(this.parseObject(h[u],e,n));if("LOD"===t.type){void 0!==t.autoUpdate&&(r.autoUpdate=t.autoUpdate);for(var p=t.levels,d=0;d<p.length;d++){var f=p[d],m=r.getObjectByProperty("uuid",f.object);void 0!==m&&r.addLevel(m,f.distance)}}return r},ml.prototype.setTexturePath=function(t){return console.warn("THREE.ObjectLoader: .setTexturePath() has been renamed to .setResourcePath()."),this.setResourcePath(t)};var vl,gl={UVMapping:r,CubeReflectionMapping:i,CubeRefractionMapping:a,EquirectangularReflectionMapping:o,EquirectangularRefractionMapping:s,CubeUVReflectionMapping:c,CubeUVRefractionMapping:l},yl={RepeatWrapping:h,ClampToEdgeWrapping:u,MirroredRepeatWrapping:p},xl={NearestFilter:d,NearestMipmapNearestFilter:f,NearestMipmapLinearFilter:m,LinearFilter:v,LinearMipmapNearestFilter:g,LinearMipmapLinearFilter:y};function bl(t){"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),gc.call(this,t),this.options={premultiplyAlpha:"none"}}function _l(){this.type="ShapePath",this.color=new je,this.subPaths=[],this.currentPath=null}function wl(t){this.type="Font",this.data=t}function Ml(t,e,n,r,i){var a=i.glyphs[t]||i.glyphs["?"];if(a){var o,s,c,l,h,u,p,d,f=new _l;if(a.o)for(var m=a._cachedOutline||(a._cachedOutline=a.o.split(" ")),v=0,g=m.length;v<g;){switch(m[v++]){case"m":o=m[v++]*e+n,s=m[v++]*e+r,f.moveTo(o,s);break;case"l":o=m[v++]*e+n,s=m[v++]*e+r,f.lineTo(o,s);break;case"q":c=m[v++]*e+n,l=m[v++]*e+r,h=m[v++]*e+n,u=m[v++]*e+r,f.quadraticCurveTo(h,u,c,l);break;case"b":c=m[v++]*e+n,l=m[v++]*e+r,h=m[v++]*e+n,u=m[v++]*e+r,p=m[v++]*e+n,d=m[v++]*e+r,f.bezierCurveTo(h,u,p,d,c,l)}}return{offsetX:a.ha*e,path:f}}console.error('THREE.Font: character "'+t+'" does not exists in font family '+i.familyName+".")}function Sl(t){gc.call(this,t)}bl.prototype=Object.assign(Object.create(gc.prototype),{constructor:bl,isImageBitmapLoader:!0,setOptions:function(t){return this.options=t,this},load:function(t,e,n,r){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);var i=this,a=fc.get(t);if(void 0!==a)return i.manager.itemStart(t),setTimeout((function(){e&&e(a),i.manager.itemEnd(t)}),0),a;var o={};o.credentials="anonymous"===this.crossOrigin?"same-origin":"include",fetch(t,o).then((function(t){return t.blob()})).then((function(t){return createImageBitmap(t,i.options)})).then((function(n){fc.add(t,n),e&&e(n),i.manager.itemEnd(t)})).catch((function(e){r&&r(e),i.manager.itemError(t),i.manager.itemEnd(t)})),i.manager.itemStart(t)}}),Object.assign(_l.prototype,{moveTo:function(t,e){return this.currentPath=new Xc,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this},lineTo:function(t,e){return this.currentPath.lineTo(t,e),this},quadraticCurveTo:function(t,e,n,r){return this.currentPath.quadraticCurveTo(t,e,n,r),this},bezierCurveTo:function(t,e,n,r,i,a){return this.currentPath.bezierCurveTo(t,e,n,r,i,a),this},splineThru:function(t){return this.currentPath.splineThru(t),this},toShapes:function(t,e){function n(t){for(var e=[],n=0,r=t.length;n<r;n++){var i=t[n],a=new Yc;a.curves=i.curves,e.push(a)}return e}function r(t,e){for(var n=e.length,r=!1,i=n-1,a=0;a<n;i=a++){var o=e[i],s=e[a],c=s.x-o.x,l=s.y-o.y;if(Math.abs(l)>Number.EPSILON){if(l<0&&(o=e[a],c=-c,s=e[i],l=-l),t.y<o.y||t.y>s.y)continue;if(t.y===o.y){if(t.x===o.x)return!0}else{var h=l*(t.x-o.x)-c*(t.y-o.y);if(0===h)return!0;if(h<0)continue;r=!r}}else{if(t.y!==o.y)continue;if(s.x<=t.x&&t.x<=o.x||o.x<=t.x&&t.x<=s.x)return!0}}return r}var i,a,o,s=ps.isClockWise,c=this.subPaths;if(0===c.length)return[];if(!0===e)return n(c);var l=[];if(1===c.length)return a=c[0],(o=new Yc).curves=a.curves,l.push(o),l;var h=!s(c[0].getPoints());h=t?!h:h;var u,p,d=[],f=[],m=[],v=0;f[v]=void 0,m[v]=[];for(var g=0,y=c.length;g<y;g++)i=s(u=(a=c[g]).getPoints()),(i=t?!i:i)?(!h&&f[v]&&v++,f[v]={s:new Yc,p:u},f[v].s.curves=a.curves,h&&v++,m[v]=[]):m[v].push({h:a,p:u[0]});if(!f[0])return n(c);if(f.length>1){for(var x=!1,b=[],_=0,w=f.length;_<w;_++)d[_]=[];for(var M=0,S=f.length;M<S;M++)for(var T=m[M],E=0;E<T.length;E++){for(var A=T[E],L=!0,R=0;R<f.length;R++)r(A.p,f[R].p)&&(M!==R&&b.push({froms:M,tos:R,hole:E}),L?(L=!1,d[R].push(A)):x=!0);L&&d[M].push(A)}b.length>0&&(x||(m=d))}for(var P=0,C=f.length;P<C;P++){o=f[P].s,l.push(o);for(var O=0,I=(p=m[P]).length;O<I;O++)o.holes.push(p[O].h)}return l}}),Object.assign(wl.prototype,{isFont:!0,generateShapes:function(t,e){void 0===e&&(e=100);for(var n=[],r=function(t,e,n){for(var r=Array.from?Array.from(t):String(t).split(""),i=e/n.resolution,a=(n.boundingBox.yMax-n.boundingBox.yMin+n.underlineThickness)*i,o=[],s=0,c=0,l=0;l<r.length;l++){var h=r[l];if("\n"===h)s=0,c-=a;else{var u=Ml(h,i,s,c,n);s+=u.offsetX,o.push(u.path)}}return o}(t,e,this.data),i=0,a=r.length;i<a;i++)Array.prototype.push.apply(n,r[i].toShapes());return n}}),Sl.prototype=Object.assign(Object.create(gc.prototype),{constructor:Sl,load:function(t,e,n,r){var i=this,a=new xc(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.load(t,(function(t){var n;try{n=JSON.parse(t)}catch(e){console.warn("THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead."),n=JSON.parse(t.substring(65,t.length-2))}var r=i.parse(n);e&&e(r)}),n,r)},parse:function(t){return new wl(t)}});var Tl={getContext:function(){return void 0===vl&&(vl=new(window.AudioContext||window.webkitAudioContext)),vl},setContext:function(t){vl=t}};function El(t){gc.call(this,t)}function Al(t,e,n){cl.call(this,void 0,n);var r=(new je).set(t),i=(new je).set(e),a=new wt(r.r,r.g,r.b),o=new wt(i.r,i.g,i.b),s=Math.sqrt(Math.PI),c=s*Math.sqrt(.75);this.sh.coefficients[0].copy(a).add(o).multiplyScalar(s),this.sh.coefficients[1].copy(a).sub(o).multiplyScalar(c)}function Ll(t,e){cl.call(this,void 0,e);var n=(new je).set(t);this.sh.coefficients[0].set(n.r,n.g,n.b).multiplyScalar(2*Math.sqrt(Math.PI))}El.prototype=Object.assign(Object.create(gc.prototype),{constructor:El,load:function(t,e,n,r){var i=this,a=new xc(i.manager);a.setResponseType("arraybuffer"),a.setPath(i.path),a.setRequestHeader(i.requestHeader),a.load(t,(function(n){try{var a=n.slice(0);Tl.getContext().decodeAudioData(a,(function(t){e(t)}))}catch(e){r?r(e):console.error(e),i.manager.itemError(t)}}),n,r)}}),Al.prototype=Object.assign(Object.create(cl.prototype),{constructor:Al,isHemisphereLightProbe:!0,copy:function(t){return cl.prototype.copy.call(this,t),this},toJSON:function(t){return cl.prototype.toJSON.call(this,t)}}),Ll.prototype=Object.assign(Object.create(cl.prototype),{constructor:Ll,isAmbientLightProbe:!0,copy:function(t){return cl.prototype.copy.call(this,t),this},toJSON:function(t){return cl.prototype.toJSON.call(this,t)}});var Rl=new Jt,Pl=new Jt;function Cl(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Jn,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Jn,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}}Object.assign(Cl.prototype,{update:function(t){var e=this._cache;if(e.focus!==t.focus||e.fov!==t.fov||e.aspect!==t.aspect*this.aspect||e.near!==t.near||e.far!==t.far||e.zoom!==t.zoom||e.eyeSep!==this.eyeSep){e.focus=t.focus,e.fov=t.fov,e.aspect=t.aspect*this.aspect,e.near=t.near,e.far=t.far,e.zoom=t.zoom,e.eyeSep=this.eyeSep;var n,r,i=t.projectionMatrix.clone(),a=e.eyeSep/2,o=a*e.near/e.focus,s=e.near*Math.tan(ct.DEG2RAD*e.fov*.5)/e.zoom;Pl.elements[12]=-a,Rl.elements[12]=a,n=-s*e.aspect+o,r=s*e.aspect+o,i.elements[0]=2*e.near/(r-n),i.elements[8]=(r+n)/(r-n),this.cameraL.projectionMatrix.copy(i),n=-s*e.aspect-o,r=s*e.aspect-o,i.elements[0]=2*e.near/(r-n),i.elements[8]=(r+n)/(r-n),this.cameraR.projectionMatrix.copy(i)}this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(Pl),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(Rl)}});var Ol=function(t){this.autoStart=void 0===t||t,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1};Ol.prototype.start=function(){this.startTime=("undefined"==typeof performance?Date:performance).now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0},Ol.prototype.stop=function(){this.getElapsedTime(),this.running=!1,this.autoStart=!1},Ol.prototype.getElapsedTime=function(){return this.getDelta(),this.elapsedTime},Ol.prototype.getDelta=function(){var t=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var e=("undefined"==typeof performance?Date:performance).now();t=(e-this.oldTime)/1e3,this.oldTime=e,this.elapsedTime+=t}return t};var Il=new wt,Dl=new bt,Nl=new wt,Bl=new wt;function zl(){we.call(this),this.type="AudioListener",this.context=Tl.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new Ol}function Gl(t){we.call(this),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.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=[]}zl.prototype=Object.create(we.prototype),zl.prototype.constructor=zl,zl.prototype.getInput=function(){return this.gain},zl.prototype.removeFilter=function(){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},zl.prototype.getFilter=function(){return this.filter},zl.prototype.setFilter=function(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this},zl.prototype.getMasterVolume=function(){return this.gain.gain.value},zl.prototype.setMasterVolume=function(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this},zl.prototype.updateMatrixWorld=function(t){we.prototype.updateMatrixWorld.call(this,t);var e=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(Il,Dl,Nl),Bl.set(0,0,-1).applyQuaternion(Dl),e.positionX){var r=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(Il.x,r),e.positionY.linearRampToValueAtTime(Il.y,r),e.positionZ.linearRampToValueAtTime(Il.z,r),e.forwardX.linearRampToValueAtTime(Bl.x,r),e.forwardY.linearRampToValueAtTime(Bl.y,r),e.forwardZ.linearRampToValueAtTime(Bl.z,r),e.upX.linearRampToValueAtTime(n.x,r),e.upY.linearRampToValueAtTime(n.y,r),e.upZ.linearRampToValueAtTime(n.z,r)}else e.setPosition(Il.x,Il.y,Il.z),e.setOrientation(Bl.x,Bl.y,Bl.z,n.x,n.y,n.z)},Gl.prototype=Object.create(we.prototype),Gl.prototype.constructor=Gl,Gl.prototype.getOutput=function(){return this.gain},Gl.prototype.setNodeSource=function(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this},Gl.prototype.setMediaElementSource=function(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this},Gl.prototype.setMediaStreamSource=function(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this},Gl.prototype.setBuffer=function(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this},Gl.prototype.play=function(t){if(void 0===t&&(t=0),!0!==this.isPlaying){if(!1!==this.hasPlaybackControl){this._startedAt=this.context.currentTime+t;var e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}console.warn("THREE.Audio: this Audio has no playback control.")}else console.warn("THREE.Audio: Audio is already playing.")},Gl.prototype.pause=function(){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.")},Gl.prototype.stop=function(){if(!1!==this.hasPlaybackControl)return this._progress=0,this.source.stop(),this.source.onended=null,this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")},Gl.prototype.connect=function(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].connect(this.filters[t]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this},Gl.prototype.disconnect=function(){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(var t=1,e=this.filters.length;t<e;t++)this.filters[t-1].disconnect(this.filters[t]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this},Gl.prototype.getFilters=function(){return this.filters},Gl.prototype.setFilters=function(t){return t||(t=[]),!0===this._connected?(this.disconnect(),this.filters=t,this.connect()):this.filters=t,this},Gl.prototype.setDetune=function(t){if(this.detune=t,void 0!==this.source.detune)return!0===this.isPlaying&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this},Gl.prototype.getDetune=function(){return this.detune},Gl.prototype.getFilter=function(){return this.getFilters()[0]},Gl.prototype.setFilter=function(t){return this.setFilters(t?[t]:[])},Gl.prototype.setPlaybackRate=function(t){if(!1!==this.hasPlaybackControl)return this.playbackRate=t,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this;console.warn("THREE.Audio: this Audio has no playback control.")},Gl.prototype.getPlaybackRate=function(){return this.playbackRate},Gl.prototype.onEnded=function(){this.isPlaying=!1},Gl.prototype.getLoop=function(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop},Gl.prototype.setLoop=function(t){if(!1!==this.hasPlaybackControl)return this.loop=t,!0===this.isPlaying&&(this.source.loop=this.loop),this;console.warn("THREE.Audio: this Audio has no playback control.")},Gl.prototype.setLoopStart=function(t){return this.loopStart=t,this},Gl.prototype.setLoopEnd=function(t){return this.loopEnd=t,this},Gl.prototype.getVolume=function(){return this.gain.gain.value},Gl.prototype.setVolume=function(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this};var Ul=new wt,Fl=new bt,Hl=new wt,kl=new wt;function Vl(t){Gl.call(this,t),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}Vl.prototype=Object.create(Gl.prototype),Vl.prototype.constructor=Vl,Vl.prototype.getOutput=function(){return this.panner},Vl.prototype.getRefDistance=function(){return this.panner.refDistance},Vl.prototype.setRefDistance=function(t){return this.panner.refDistance=t,this},Vl.prototype.getRolloffFactor=function(){return this.panner.rolloffFactor},Vl.prototype.setRolloffFactor=function(t){return this.panner.rolloffFactor=t,this},Vl.prototype.getDistanceModel=function(){return this.panner.distanceModel},Vl.prototype.setDistanceModel=function(t){return this.panner.distanceModel=t,this},Vl.prototype.getMaxDistance=function(){return this.panner.maxDistance},Vl.prototype.setMaxDistance=function(t){return this.panner.maxDistance=t,this},Vl.prototype.setDirectionalCone=function(t,e,n){return this.panner.coneInnerAngle=t,this.panner.coneOuterAngle=e,this.panner.coneOuterGain=n,this},Vl.prototype.updateMatrixWorld=function(t){if(Gl.prototype.updateMatrixWorld.call(this,t),!0!==this.hasPlaybackControl||!1!==this.isPlaying){this.matrixWorld.decompose(Ul,Fl,Hl),kl.set(0,0,1).applyQuaternion(Fl);var e=this.panner;if(e.positionX){var n=this.context.currentTime+this.listener.timeDelta;e.positionX.linearRampToValueAtTime(Ul.x,n),e.positionY.linearRampToValueAtTime(Ul.y,n),e.positionZ.linearRampToValueAtTime(Ul.z,n),e.orientationX.linearRampToValueAtTime(kl.x,n),e.orientationY.linearRampToValueAtTime(kl.y,n),e.orientationZ.linearRampToValueAtTime(kl.z,n)}else e.setPosition(Ul.x,Ul.y,Ul.z),e.setOrientation(kl.x,kl.y,kl.z)}};var jl=function(t,e){this.analyser=t.context.createAnalyser(),this.analyser.fftSize=void 0!==e?e:2048,this.data=new Uint8Array(this.analyser.frequencyBinCount),t.getOutput().connect(this.analyser)};function Wl(t,e,n){var r,i,a;switch(this.binding=t,this.valueSize=n,e){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}jl.prototype.getFrequencyData=function(){return this.analyser.getByteFrequencyData(this.data),this.data},jl.prototype.getAverageFrequency=function(){for(var t=0,e=this.getFrequencyData(),n=0;n<e.length;n++)t+=e[n];return t/e.length},Object.assign(Wl.prototype,{accumulate:function(t,e){var n=this.buffer,r=this.valueSize,i=t*r+r,a=this.cumulativeWeight;if(0===a){for(var o=0;o!==r;++o)n[i+o]=n[o];a=e}else{var s=e/(a+=e);this._mixBufferRegion(n,i,0,s,r)}this.cumulativeWeight=a},accumulateAdditive:function(t){var e=this.buffer,n=this.valueSize,r=n*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(e,r,0,t,n),this.cumulativeWeightAdditive+=t},apply:function(t){var e=this.valueSize,n=this.buffer,r=t*e+e,i=this.cumulativeWeight,a=this.cumulativeWeightAdditive,o=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,i<1){var s=e*this._origIndex;this._mixBufferRegion(n,r,s,1-i,e)}a>0&&this._mixBufferRegionAdditive(n,r,this._addIndex*e,1,e);for(var c=e,l=e+e;c!==l;++c)if(n[c]!==n[c+e]){o.setValue(n,r);break}},saveOriginalState:function(){var t=this.binding,e=this.buffer,n=this.valueSize,r=n*this._origIndex;t.getValue(e,r);for(var i=n,a=r;i!==a;++i)e[i]=e[r+i%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0},restoreOriginalState:function(){var t=3*this.valueSize;this.binding.setValue(this.buffer,t)},_setAdditiveIdentityNumeric:function(){for(var t=this._addIndex*this.valueSize,e=t+this.valueSize,n=t;n<e;n++)this.buffer[n]=0},_setAdditiveIdentityQuaternion:function(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1},_setAdditiveIdentityOther:function(){for(var t=this._origIndex*this.valueSize,e=this._addIndex*this.valueSize,n=0;n<this.valueSize;n++)this.buffer[e+n]=this.buffer[t+n]},_select:function(t,e,n,r,i){if(r>=.5)for(var a=0;a!==i;++a)t[e+a]=t[n+a]},_slerp:function(t,e,n,r){bt.slerpFlat(t,e,t,e,t,n,r)},_slerpAdditive:function(t,e,n,r,i){var a=this._workIndex*i;bt.multiplyQuaternionsFlat(t,a,t,e,t,n),bt.slerpFlat(t,e,t,e,t,a,r)},_lerp:function(t,e,n,r,i){for(var a=1-r,o=0;o!==i;++o){var s=e+o;t[s]=t[s]*a+t[n+o]*r}},_lerpAdditive:function(t,e,n,r,i){for(var a=0;a!==i;++a){var o=e+a;t[o]=t[o]+t[n+a]*r}}});var ql="\\[\\]\\.:\\/",Xl=new RegExp("[\\[\\]\\.:\\/]","g"),Yl="[^\\[\\]\\.:\\/]",Zl="[^"+ql.replace("\\.","")+"]",Jl=/((?:WC+[\/:])*)/.source.replace("WC",Yl),Ql=/(WCOD+)?/.source.replace("WCOD",Zl),Kl=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Yl),$l=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Yl),th=new RegExp("^"+Jl+Ql+Kl+$l+"$"),eh=["material","materials","bones"];function nh(t,e,n){var r=n||rh.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,r)}function rh(t,e,n){this.path=e,this.parsedPath=n||rh.parseTrackName(e),this.node=rh.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t}function ih(){this.uuid=ct.generateUUID(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;var t={};this._indicesByUUID=t;for(var e=0,n=arguments.length;e!==n;++e)t[arguments[e].uuid]=e;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};var r=this;this.stats={objects:{get total(){return r._objects.length},get inUse(){return this.total-r.nCachedObjects_}},get bindingsPerObject(){return r._bindings.length}}}Object.assign(nh.prototype,{getValue:function(t,e){this.bind();var n=this._targetGroup.nCachedObjects_,r=this._bindings[n];void 0!==r&&r.getValue(t,e)},setValue:function(t,e){for(var n=this._bindings,r=this._targetGroup.nCachedObjects_,i=n.length;r!==i;++r)n[r].setValue(t,e)},bind:function(){for(var t=this._bindings,e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].bind()},unbind:function(){for(var t=this._bindings,e=this._targetGroup.nCachedObjects_,n=t.length;e!==n;++e)t[e].unbind()}}),Object.assign(rh,{Composite:nh,create:function(t,e,n){return t&&t.isAnimationObjectGroup?new rh.Composite(t,e,n):new rh(t,e,n)},sanitizeNodeName:function(t){return t.replace(/\s/g,"_").replace(Xl,"")},parseTrackName:function(t){var e=th.exec(t);if(!e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);var n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},r=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==r&&-1!==r){var i=n.nodeName.substring(r+1);-1!==eh.indexOf(i)&&(n.nodeName=n.nodeName.substring(0,r),n.objectName=i)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n},findNode:function(t,e){if(!e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){var n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){var r=function(t){for(var n=0;n<t.length;n++){var i=t[n];if(i.name===e||i.uuid===e)return i;var a=r(i.children);if(a)return a}return null},i=r(t.children);if(i)return i}return null}}),Object.assign(rh.prototype,{_getValue_unavailable:function(){},_setValue_unavailable:function(){},BindingType:{Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Versioning:{None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},GetterByBindingType:[function(t,e){t[e]=this.node[this.propertyName]},function(t,e){for(var n=this.resolvedProperty,r=0,i=n.length;r!==i;++r)t[e++]=n[r]},function(t,e){t[e]=this.resolvedProperty[this.propertyIndex]},function(t,e){this.resolvedProperty.toArray(t,e)}],SetterByBindingTypeAndVersioning:[[function(t,e){this.targetObject[this.propertyName]=t[e]},function(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=!0},function(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){for(var n=this.resolvedProperty,r=0,i=n.length;r!==i;++r)n[r]=t[e++]},function(t,e){for(var n=this.resolvedProperty,r=0,i=n.length;r!==i;++r)n[r]=t[e++];this.targetObject.needsUpdate=!0},function(t,e){for(var n=this.resolvedProperty,r=0,i=n.length;r!==i;++r)n[r]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){this.resolvedProperty[this.propertyIndex]=t[e]},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0},function(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}],[function(t,e){this.resolvedProperty.fromArray(t,e)},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0},function(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}]],getValue:function(t,e){this.bind(),this.getValue(t,e)},setValue:function(t,e){this.bind(),this.setValue(t,e)},bind:function(){var t=this.node,e=this.parsedPath,n=e.objectName,r=e.propertyName,i=e.propertyIndex;if(t||(t=rh.findNode(this.rootNode,e.nodeName)||this.rootNode,this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,t){if(n){var a=e.objectIndex;switch(n){case"materials":if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!t.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);t=t.material.materials;break;case"bones":if(!t.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);t=t.skeleton.bones;for(var o=0;o<t.length;o++)if(t[o].name===a){a=o;break}break;default:if(void 0===t[n])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);t=t[n]}if(void 0!==a){if(void 0===t[a])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,t);t=t[a]}}var s=t[r];if(void 0!==s){var c=this.Versioning.None;this.targetObject=t,void 0!==t.needsUpdate?c=this.Versioning.NeedsUpdate:void 0!==t.matrixWorldNeedsUpdate&&(c=this.Versioning.MatrixWorldNeedsUpdate);var l=this.BindingType.Direct;if(void 0!==i){if("morphTargetInfluences"===r){if(!t.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!t.geometry.isBufferGeometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences on THREE.Geometry. Use THREE.BufferGeometry instead.",this);if(!t.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==t.morphTargetDictionary[i]&&(i=t.morphTargetDictionary[i])}l=this.BindingType.ArrayElement,this.resolvedProperty=s,this.propertyIndex=i}else void 0!==s.fromArray&&void 0!==s.toArray?(l=this.BindingType.HasFromToArray,this.resolvedProperty=s):Array.isArray(s)?(l=this.BindingType.EntireArray,this.resolvedProperty=s):this.propertyName=r;this.getValue=this.GetterByBindingType[l],this.setValue=this.SetterByBindingTypeAndVersioning[l][c]}else{var h=e.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+h+"."+r+" but it wasn't found.",t)}}else console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.")},unbind:function(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}),Object.assign(rh.prototype,{_getValue_unbound:rh.prototype.getValue,_setValue_unbound:rh.prototype.setValue}),Object.assign(ih.prototype,{isAnimationObjectGroup:!0,add:function(){for(var t=this._objects,e=this._indicesByUUID,n=this._paths,r=this._parsedPaths,i=this._bindings,a=i.length,o=void 0,s=t.length,c=this.nCachedObjects_,l=0,h=arguments.length;l!==h;++l){var u=arguments[l],p=u.uuid,d=e[p];if(void 0===d){d=s++,e[p]=d,t.push(u);for(var f=0,m=a;f!==m;++f)i[f].push(new rh(u,n[f],r[f]))}else if(d<c){o=t[d];var v=--c,g=t[v];e[g.uuid]=d,t[d]=g,e[p]=v,t[v]=u;for(var y=0,x=a;y!==x;++y){var b=i[y],_=b[v],w=b[d];b[d]=_,void 0===w&&(w=new rh(u,n[y],r[y])),b[v]=w}}else t[d]!==o&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=c},remove:function(){for(var t=this._objects,e=this._indicesByUUID,n=this._bindings,r=n.length,i=this.nCachedObjects_,a=0,o=arguments.length;a!==o;++a){var s=arguments[a],c=s.uuid,l=e[c];if(void 0!==l&&l>=i){var h=i++,u=t[h];e[u.uuid]=l,t[l]=u,e[c]=h,t[h]=s;for(var p=0,d=r;p!==d;++p){var f=n[p],m=f[h],v=f[l];f[l]=m,f[h]=v}}}this.nCachedObjects_=i},uncache:function(){for(var t=this._objects,e=this._indicesByUUID,n=this._bindings,r=n.length,i=this.nCachedObjects_,a=t.length,o=0,s=arguments.length;o!==s;++o){var c=arguments[o],l=c.uuid,h=e[l];if(void 0!==h)if(delete e[l],h<i){var u=--i,p=t[u],d=--a,f=t[d];e[p.uuid]=h,t[h]=p,e[f.uuid]=u,t[u]=f,t.pop();for(var m=0,v=r;m!==v;++m){var g=n[m],y=g[u],x=g[d];g[h]=y,g[u]=x,g.pop()}}else{var b=--a,_=t[b];e[_.uuid]=h,t[h]=_,t.pop();for(var w=0,M=r;w!==M;++w){var S=n[w];S[h]=S[b],S.pop()}}}this.nCachedObjects_=i},subscribe_:function(t,e){var n=this._bindingsIndicesByPath,r=n[t],i=this._bindings;if(void 0!==r)return i[r];var a=this._paths,o=this._parsedPaths,s=this._objects,c=s.length,l=this.nCachedObjects_,h=new Array(c);r=i.length,n[t]=r,a.push(t),o.push(e),i.push(h);for(var u=l,p=s.length;u!==p;++u){var d=s[u];h[u]=new rh(d,t,e)}return h},unsubscribe_:function(t){var e=this._bindingsIndicesByPath,n=e[t];if(void 0!==n){var r=this._paths,i=this._parsedPaths,a=this._bindings,o=a.length-1,s=a[o];e[t[o]]=n,a[n]=s,a.pop(),i[n]=i[o],i.pop(),r[n]=r[o],r.pop()}}});var ah=function(t,e,n,r){this._mixer=t,this._clip=e,this._localRoot=n||null,this.blendMode=r||e.blendMode;for(var i=e.tracks,a=i.length,o=new Array(a),s={endingStart:k,endingEnd:k},c=0;c!==a;++c){var l=i[c].createInterpolant(null);o[c]=l,l.settings=s}this._interpolantSettings=s,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,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};function oh(t){this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}ah.prototype.play=function(){return this._mixer._activateAction(this),this},ah.prototype.stop=function(){return this._mixer._deactivateAction(this),this.reset()},ah.prototype.reset=function(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()},ah.prototype.isRunning=function(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)},ah.prototype.isScheduled=function(){return this._mixer._isActiveAction(this)},ah.prototype.startAt=function(t){return this._startTime=t,this},ah.prototype.setLoop=function(t,e){return this.loop=t,this.repetitions=e,this},ah.prototype.setEffectiveWeight=function(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()},ah.prototype.getEffectiveWeight=function(){return this._effectiveWeight},ah.prototype.fadeIn=function(t){return this._scheduleFading(t,0,1)},ah.prototype.fadeOut=function(t){return this._scheduleFading(t,1,0)},ah.prototype.crossFadeFrom=function(t,e,n){if(t.fadeOut(e),this.fadeIn(e),n){var r=this._clip.duration,i=t._clip.duration,a=i/r,o=r/i;t.warp(1,a,e),this.warp(o,1,e)}return this},ah.prototype.crossFadeTo=function(t,e,n){return t.crossFadeFrom(this,e,n)},ah.prototype.stopFading=function(){var t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},ah.prototype.setEffectiveTimeScale=function(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()},ah.prototype.getEffectiveTimeScale=function(){return this._effectiveTimeScale},ah.prototype.setDuration=function(t){return this.timeScale=this._clip.duration/t,this.stopWarping()},ah.prototype.syncWith=function(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()},ah.prototype.halt=function(t){return this.warp(this._effectiveTimeScale,0,t)},ah.prototype.warp=function(t,e,n){var r=this._mixer,i=r.time,a=this.timeScale,o=this._timeScaleInterpolant;null===o&&(o=r._lendControlInterpolant(),this._timeScaleInterpolant=o);var s=o.parameterPositions,c=o.sampleValues;return s[0]=i,s[1]=i+n,c[0]=t/a,c[1]=e/a,this},ah.prototype.stopWarping=function(){var t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this},ah.prototype.getMixer=function(){return this._mixer},ah.prototype.getClip=function(){return this._clip},ah.prototype.getRoot=function(){return this._localRoot||this._mixer._root},ah.prototype._update=function(t,e,n,r){if(this.enabled){var i=this._startTime;if(null!==i){var a=(t-i)*n;if(a<0||0===n)return;this._startTime=null,e=n*a}e*=this._updateTimeScale(t);var o=this._updateTime(e),s=this._updateWeight(t);if(s>0){var c=this._interpolants,l=this._propertyBindings;switch(this.blendMode){case q:for(var h=0,u=c.length;h!==u;++h)c[h].evaluate(o),l[h].accumulateAdditive(s);break;case W:default:for(var p=0,d=c.length;p!==d;++p)c[p].evaluate(o),l[p].accumulate(r,s)}}}else this._updateWeight(t)},ah.prototype._updateWeight=function(t){var e=0;if(this.enabled){e=this.weight;var n=this._weightInterpolant;if(null!==n){var r=n.evaluate(t)[0];e*=r,t>n.parameterPositions[1]&&(this.stopFading(),0===r&&(this.enabled=!1))}}return this._effectiveWeight=e,e},ah.prototype._updateTimeScale=function(t){var e=0;if(!this.paused){e=this.timeScale;var n=this._timeScaleInterpolant;if(null!==n)e*=n.evaluate(t)[0],t>n.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}return this._effectiveTimeScale=e,e},ah.prototype._updateTime=function(t){var e=this._clip.duration,n=this.loop,r=this.time+t,i=this._loopCount,a=2202===n;if(0===t)return-1===i?r:a&&1==(1&i)?e-r:r;if(2200===n){-1===i&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(r>=e)r=e;else{if(!(r<0)){this.time=r;break t}r=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===i&&(t>=0?(i=0,this._setEndings(!0,0===this.repetitions,a)):this._setEndings(0===this.repetitions,!0,a)),r>=e||r<0){var o=Math.floor(r/e);r-=e*o,i+=Math.abs(o);var s=this.repetitions-i;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,r=t>0?e:0,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===s){var c=t<0;this._setEndings(c,!c,a)}else this._setEndings(!1,!1,a);this._loopCount=i,this.time=r,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:o})}}else this.time=r;if(a&&1==(1&i))return e-r}return r},ah.prototype._setEndings=function(t,e,n){var r=this._interpolantSettings;n?(r.endingStart=V,r.endingEnd=V):(r.endingStart=t?this.zeroSlopeAtStart?V:k:j,r.endingEnd=e?this.zeroSlopeAtEnd?V:k:j)},ah.prototype._scheduleFading=function(t,e,n){var r=this._mixer,i=r.time,a=this._weightInterpolant;null===a&&(a=r._lendControlInterpolant(),this._weightInterpolant=a);var o=a.parameterPositions,s=a.sampleValues;return o[0]=i,s[0]=e,o[1]=i+t,s[1]=n,this},oh.prototype=Object.assign(Object.create(it.prototype),{constructor:oh,_bindAction:function(t,e){var n=t._localRoot||this._root,r=t._clip.tracks,i=r.length,a=t._propertyBindings,o=t._interpolants,s=n.uuid,c=this._bindingsByRootAndName,l=c[s];void 0===l&&(l={},c[s]=l);for(var h=0;h!==i;++h){var u=r[h],p=u.name,d=l[p];if(void 0!==d)a[h]=d;else{if(void 0!==(d=a[h])){null===d._cacheIndex&&(++d.referenceCount,this._addInactiveBinding(d,s,p));continue}var f=e&&e._propertyBindings[h].binding.parsedPath;++(d=new Wl(rh.create(n,p,f),u.ValueTypeName,u.getValueSize())).referenceCount,this._addInactiveBinding(d,s,p),a[h]=d}o[h].resultBuffer=d.buffer}},_activateAction:function(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){var e=(t._localRoot||this._root).uuid,n=t._clip.uuid,r=this._actionsByClip[n];this._bindAction(t,r&&r.knownActions[0]),this._addInactiveAction(t,n,e)}for(var i=t._propertyBindings,a=0,o=i.length;a!==o;++a){var s=i[a];0==s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(t)}},_deactivateAction:function(t){if(this._isActiveAction(t)){for(var e=t._propertyBindings,n=0,r=e.length;n!==r;++n){var i=e[n];0==--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}},_initMemoryManager:function(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;var t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}},_isActiveAction:function(t){var e=t._cacheIndex;return null!==e&&e<this._nActiveActions},_addInactiveAction:function(t,e,n){var r=this._actions,i=this._actionsByClip,a=i[e];if(void 0===a)a={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,i[e]=a;else{var o=a.knownActions;t._byClipCacheIndex=o.length,o.push(t)}t._cacheIndex=r.length,r.push(t),a.actionByRoot[n]=t},_removeInactiveAction:function(t){var e=this._actions,n=e[e.length-1],r=t._cacheIndex;n._cacheIndex=r,e[r]=n,e.pop(),t._cacheIndex=null;var i=t._clip.uuid,a=this._actionsByClip,o=a[i],s=o.knownActions,c=s[s.length-1],l=t._byClipCacheIndex;c._byClipCacheIndex=l,s[l]=c,s.pop(),t._byClipCacheIndex=null,delete o.actionByRoot[(t._localRoot||this._root).uuid],0===s.length&&delete a[i],this._removeInactiveBindingsForAction(t)},_removeInactiveBindingsForAction:function(t){for(var e=t._propertyBindings,n=0,r=e.length;n!==r;++n){var i=e[n];0==--i.referenceCount&&this._removeInactiveBinding(i)}},_lendAction:function(t){var e=this._actions,n=t._cacheIndex,r=this._nActiveActions++,i=e[r];t._cacheIndex=r,e[r]=t,i._cacheIndex=n,e[n]=i},_takeBackAction:function(t){var e=this._actions,n=t._cacheIndex,r=--this._nActiveActions,i=e[r];t._cacheIndex=r,e[r]=t,i._cacheIndex=n,e[n]=i},_addInactiveBinding:function(t,e,n){var r=this._bindingsByRootAndName,i=this._bindings,a=r[e];void 0===a&&(a={},r[e]=a),a[n]=t,t._cacheIndex=i.length,i.push(t)},_removeInactiveBinding:function(t){var e=this._bindings,n=t.binding,r=n.rootNode.uuid,i=n.path,a=this._bindingsByRootAndName,o=a[r],s=e[e.length-1],c=t._cacheIndex;s._cacheIndex=c,e[c]=s,e.pop(),delete o[i],0===Object.keys(o).length&&delete a[r]},_lendBinding:function(t){var e=this._bindings,n=t._cacheIndex,r=this._nActiveBindings++,i=e[r];t._cacheIndex=r,e[r]=t,i._cacheIndex=n,e[n]=i},_takeBackBinding:function(t){var e=this._bindings,n=t._cacheIndex,r=--this._nActiveBindings,i=e[r];t._cacheIndex=r,e[r]=t,i._cacheIndex=n,e[n]=i},_lendControlInterpolant:function(){var t=this._controlInterpolants,e=this._nActiveControlInterpolants++,n=t[e];return void 0===n&&((n=new nc(new Float32Array(2),new Float32Array(2),1,this._controlInterpolantsResultBuffer)).__cacheIndex=e,t[e]=n),n},_takeBackControlInterpolant:function(t){var e=this._controlInterpolants,n=t.__cacheIndex,r=--this._nActiveControlInterpolants,i=e[r];t.__cacheIndex=r,e[r]=t,i.__cacheIndex=n,e[n]=i},_controlInterpolantsResultBuffer:new Float32Array(1),clipAction:function(t,e,n){var r=e||this._root,i=r.uuid,a="string"==typeof t?pc.findByName(r,t):t,o=null!==a?a.uuid:t,s=this._actionsByClip[o],c=null;if(void 0===n&&(n=null!==a?a.blendMode:W),void 0!==s){var l=s.actionByRoot[i];if(void 0!==l&&l.blendMode===n)return l;c=s.knownActions[0],null===a&&(a=c._clip)}if(null===a)return null;var h=new ah(this,a,e,n);return this._bindAction(h,c),this._addInactiveAction(h,o,i),h},existingAction:function(t,e){var n=e||this._root,r=n.uuid,i="string"==typeof t?pc.findByName(n,t):t,a=i?i.uuid:t,o=this._actionsByClip[a];return void 0!==o&&o.actionByRoot[r]||null},stopAllAction:function(){for(var t=this._actions,e=this._nActiveActions-1;e>=0;--e)t[e].stop();return this},update:function(t){t*=this.timeScale;for(var e=this._actions,n=this._nActiveActions,r=this.time+=t,i=Math.sign(t),a=this._accuIndex^=1,o=0;o!==n;++o){e[o]._update(r,t,i,a)}for(var s=this._bindings,c=this._nActiveBindings,l=0;l!==c;++l)s[l].apply(a);return this},setTime:function(t){this.time=0;for(var e=0;e<this._actions.length;e++)this._actions[e].time=0;return this.update(t)},getRoot:function(){return this._root},uncacheClip:function(t){var e=this._actions,n=t.uuid,r=this._actionsByClip,i=r[n];if(void 0!==i){for(var a=i.knownActions,o=0,s=a.length;o!==s;++o){var c=a[o];this._deactivateAction(c);var l=c._cacheIndex,h=e[e.length-1];c._cacheIndex=null,c._byClipCacheIndex=null,h._cacheIndex=l,e[l]=h,e.pop(),this._removeInactiveBindingsForAction(c)}delete r[n]}},uncacheRoot:function(t){var e=t.uuid,n=this._actionsByClip;for(var r in n){var i=n[r].actionByRoot[e];void 0!==i&&(this._deactivateAction(i),this._removeInactiveAction(i))}var a=this._bindingsByRootAndName[e];if(void 0!==a)for(var o in a){var s=a[o];s.restoreOriginalState(),this._removeInactiveBinding(s)}},uncacheAction:function(t,e){var n=this.existingAction(t,e);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}});var sh=function(t){"string"==typeof t&&(console.warn("THREE.Uniform: Type parameter is no longer needed."),t=arguments[1]),this.value=t};function ch(t,e,n){va.call(this,t,e),this.meshPerAttribute=n||1}function lh(t,e,n,r,i){this.buffer=t,this.type=e,this.itemSize=n,this.elementSize=r,this.count=i,this.version=0}function hh(t,e,n,r){this.ray=new Zt(t,e),this.near=n||0,this.far=r||1/0,this.camera=null,this.layers=new ce,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}},Object.defineProperties(this.params,{PointCloud:{get:function(){return console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points."),this.Points}}})}function uh(t,e){return t.distance-e.distance}function ph(t,e,n,r){if(t.layers.test(e.layers)&&t.raycast(e,n),!0===r)for(var i=t.children,a=0,o=i.length;a<o;a++)ph(i[a],e,n,!0)}sh.prototype.clone=function(){return new sh(void 0===this.value.clone?this.value:this.value.clone())},ch.prototype=Object.assign(Object.create(va.prototype),{constructor:ch,isInstancedInterleavedBuffer:!0,copy:function(t){return va.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this},clone:function(t){var e=va.prototype.clone.call(this,t);return e.meshPerAttribute=this.meshPerAttribute,e},toJSON:function(t){var e=va.prototype.toJSON.call(this,t);return e.isInstancedInterleavedBuffer=!0,e.meshPerAttribute=this.meshPerAttribute,e}}),Object.defineProperty(lh.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(lh.prototype,{isGLBufferAttribute:!0,setBuffer:function(t){return this.buffer=t,this},setType:function(t,e){return this.type=t,this.elementSize=e,this},setItemSize:function(t){return this.itemSize=t,this},setCount:function(t){return this.count=t,this}}),Object.assign(hh.prototype,{set:function(t,e){this.ray.set(t,e)},setFromCamera:function(t,e){e&&e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize(),this.camera=e):e&&e.isOrthographicCamera?(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),this.camera=e):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(t,e,n){var r=n||[];return ph(t,this,r,e),r.sort(uh),r},intersectObjects:function(t,e,n){var r=n||[];if(!1===Array.isArray(t))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),r;for(var i=0,a=t.length;i<a;i++)ph(t[i],this,r,e);return r.sort(uh),r}});var dh=function(t,e,n){return void 0===t&&(t=1),void 0===e&&(e=0),void 0===n&&(n=0),this.radius=t,this.phi=e,this.theta=n,this};dh.prototype.set=function(t,e,n){return this.radius=t,this.phi=e,this.theta=n,this},dh.prototype.clone=function(){return(new this.constructor).copy(this)},dh.prototype.copy=function(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this},dh.prototype.makeSafe=function(){var t=1e-6;return this.phi=Math.max(t,Math.min(Math.PI-t,this.phi)),this},dh.prototype.setFromVector3=function(t){return this.setFromCartesianCoords(t.x,t.y,t.z)},dh.prototype.setFromCartesianCoords=function(t,e,n){return this.radius=Math.sqrt(t*t+e*e+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t,n),this.phi=Math.acos(ct.clamp(e/this.radius,-1,1))),this};var fh=function(t,e,n){return this.radius=void 0!==t?t:1,this.theta=void 0!==e?e:0,this.y=void 0!==n?n:0,this};fh.prototype.set=function(t,e,n){return this.radius=t,this.theta=e,this.y=n,this},fh.prototype.clone=function(){return(new this.constructor).copy(this)},fh.prototype.copy=function(t){return this.radius=t.radius,this.theta=t.theta,this.y=t.y,this},fh.prototype.setFromVector3=function(t){return this.setFromCartesianCoords(t.x,t.y,t.z)},fh.prototype.setFromCartesianCoords=function(t,e,n){return this.radius=Math.sqrt(t*t+n*n),this.theta=Math.atan2(t,n),this.y=e,this};var mh=new lt,vh=function(t,e){Object.defineProperty(this,"isBox2",{value:!0}),this.min=void 0!==t?t:new lt(1/0,1/0),this.max=void 0!==e?e:new lt(-1/0,-1/0)};vh.prototype.set=function(t,e){return this.min.copy(t),this.max.copy(e),this},vh.prototype.setFromPoints=function(t){this.makeEmpty();for(var e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this},vh.prototype.setFromCenterAndSize=function(t,e){var n=mh.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this},vh.prototype.clone=function(){return(new this.constructor).copy(this)},vh.prototype.copy=function(t){return this.min.copy(t.min),this.max.copy(t.max),this},vh.prototype.makeEmpty=function(){return this.min.x=this.min.y=1/0,this.max.x=this.max.y=-1/0,this},vh.prototype.isEmpty=function(){return this.max.x<this.min.x||this.max.y<this.min.y},vh.prototype.getCenter=function(t){return void 0===t&&(console.warn("THREE.Box2: .getCenter() target is now required"),t=new lt),this.isEmpty()?t.set(0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)},vh.prototype.getSize=function(t){return void 0===t&&(console.warn("THREE.Box2: .getSize() target is now required"),t=new lt),this.isEmpty()?t.set(0,0):t.subVectors(this.max,this.min)},vh.prototype.expandByPoint=function(t){return this.min.min(t),this.max.max(t),this},vh.prototype.expandByVector=function(t){return this.min.sub(t),this.max.add(t),this},vh.prototype.expandByScalar=function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},vh.prototype.containsPoint=function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y)},vh.prototype.containsBox=function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y},vh.prototype.getParameter=function(t,e){return void 0===e&&(console.warn("THREE.Box2: .getParameter() target is now required"),e=new lt),e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))},vh.prototype.intersectsBox=function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y)},vh.prototype.clampPoint=function(t,e){return void 0===e&&(console.warn("THREE.Box2: .clampPoint() target is now required"),e=new lt),e.copy(t).clamp(this.min,this.max)},vh.prototype.distanceToPoint=function(t){return mh.copy(t).clamp(this.min,this.max).sub(t).length()},vh.prototype.intersect=function(t){return this.min.max(t.min),this.max.min(t.max),this},vh.prototype.union=function(t){return this.min.min(t.min),this.max.max(t.max),this},vh.prototype.translate=function(t){return this.min.add(t),this.max.add(t),this},vh.prototype.equals=function(t){return t.min.equals(this.min)&&t.max.equals(this.max)};var gh=new wt,yh=new wt,xh=function(t,e){this.start=void 0!==t?t:new wt,this.end=void 0!==e?e:new wt};function bh(t){we.call(this),this.material=t,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUvs=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}xh.prototype.set=function(t,e){return this.start.copy(t),this.end.copy(e),this},xh.prototype.clone=function(){return(new this.constructor).copy(this)},xh.prototype.copy=function(t){return this.start.copy(t.start),this.end.copy(t.end),this},xh.prototype.getCenter=function(t){return void 0===t&&(console.warn("THREE.Line3: .getCenter() target is now required"),t=new wt),t.addVectors(this.start,this.end).multiplyScalar(.5)},xh.prototype.delta=function(t){return void 0===t&&(console.warn("THREE.Line3: .delta() target is now required"),t=new wt),t.subVectors(this.end,this.start)},xh.prototype.distanceSq=function(){return this.start.distanceToSquared(this.end)},xh.prototype.distance=function(){return this.start.distanceTo(this.end)},xh.prototype.at=function(t,e){return void 0===e&&(console.warn("THREE.Line3: .at() target is now required"),e=new wt),this.delta(e).multiplyScalar(t).add(this.start)},xh.prototype.closestPointToPointParameter=function(t,e){gh.subVectors(t,this.start),yh.subVectors(this.end,this.start);var n=yh.dot(yh),r=yh.dot(gh)/n;return e&&(r=ct.clamp(r,0,1)),r},xh.prototype.closestPointToPoint=function(t,e,n){var r=this.closestPointToPointParameter(t,e);return void 0===n&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),n=new wt),this.delta(n).multiplyScalar(r).add(this.start)},xh.prototype.applyMatrix4=function(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this},xh.prototype.equals=function(t){return t.start.equals(this.start)&&t.end.equals(this.end)},bh.prototype=Object.create(we.prototype),bh.prototype.constructor=bh,bh.prototype.isImmediateRenderObject=!0;var _h=new wt;function wh(t,e){we.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=e;for(var n=new gn,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],i=0,a=1;i<32;i++,a++){var o=i/32*Math.PI*2,s=a/32*Math.PI*2;r.push(Math.cos(o),Math.sin(o),1,Math.cos(s),Math.sin(s),1)}n.setAttribute("position",new on(r,3));var c=new $a({fog:!1,toneMapped:!1});this.cone=new co(n,c),this.add(this.cone),this.update()}wh.prototype=Object.create(we.prototype),wh.prototype.constructor=wh,wh.prototype.dispose=function(){this.cone.geometry.dispose(),this.cone.material.dispose()},wh.prototype.update=function(){this.light.updateMatrixWorld();var t=this.light.distance?this.light.distance:1e3,e=t*Math.tan(this.light.angle);this.cone.scale.set(e,e,t),_h.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(_h),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)};var Mh=new wt,Sh=new Jt,Th=new Jt;function Eh(t){for(var e=Ah(t),n=new gn,r=[],i=[],a=new je(0,0,1),o=new je(0,1,0),s=0;s<e.length;s++){var c=e[s];c.parent&&c.parent.isBone&&(r.push(0,0,0),r.push(0,0,0),i.push(a.r,a.g,a.b),i.push(o.r,o.g,o.b))}n.setAttribute("position",new on(r,3)),n.setAttribute("color",new on(i,3));var l=new $a({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0});co.call(this,n,l),this.type="SkeletonHelper",this.isSkeletonHelper=!0,this.root=t,this.bones=e,this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1}function Ah(t){var e=[];t&&t.isBone&&e.push(t);for(var n=0;n<t.children.length;n++)e.push.apply(e,Ah(t.children[n]));return e}function Lh(t,e,n){var r=new ws(e,4,2),i=new Ye({wireframe:!0,fog:!1,toneMapped:!1});Nn.call(this,r,i),this.light=t,this.light.updateMatrixWorld(),this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}Eh.prototype=Object.create(co.prototype),Eh.prototype.constructor=Eh,Eh.prototype.updateMatrixWorld=function(t){var e=this.bones,n=this.geometry,r=n.getAttribute("position");Th.getInverse(this.root.matrixWorld);for(var i=0,a=0;i<e.length;i++){var o=e[i];o.parent&&o.parent.isBone&&(Sh.multiplyMatrices(Th,o.matrixWorld),Mh.setFromMatrixPosition(Sh),r.setXYZ(a,Mh.x,Mh.y,Mh.z),Sh.multiplyMatrices(Th,o.parent.matrixWorld),Mh.setFromMatrixPosition(Sh),r.setXYZ(a+1,Mh.x,Mh.y,Mh.z),a+=2)}n.getAttribute("position").needsUpdate=!0,co.prototype.updateMatrixWorld.call(this,t)},Lh.prototype=Object.create(Nn.prototype),Lh.prototype.constructor=Lh,Lh.prototype.dispose=function(){this.geometry.dispose(),this.material.dispose()},Lh.prototype.update=function(){void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)};var Rh=new wt,Ph=new je,Ch=new je;function Oh(t,e,n){we.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n;var r=new Po(e);r.rotateY(.5*Math.PI),this.material=new Ye({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);var i=r.getAttribute("position"),a=new Float32Array(3*i.count);r.setAttribute("color",new Qe(a,3)),this.add(new Nn(r,this.material)),this.update()}function Ih(t,e,n,r){t=t||10,e=e||10,n=new je(void 0!==n?n:4473924),r=new je(void 0!==r?r:8947848);for(var i=e/2,a=t/e,o=t/2,s=[],c=[],l=0,h=0,u=-o;l<=e;l++,u+=a){s.push(-o,0,u,o,0,u),s.push(u,0,-o,u,0,o);var p=l===i?n:r;p.toArray(c,h),h+=3,p.toArray(c,h),h+=3,p.toArray(c,h),h+=3,p.toArray(c,h),h+=3}var d=new gn;d.setAttribute("position",new on(s,3)),d.setAttribute("color",new on(c,3));var f=new $a({vertexColors:!0,toneMapped:!1});co.call(this,d,f),this.type="GridHelper"}function Dh(t,e,n,r,i,a){t=t||10,e=e||16,n=n||8,r=r||64,i=new je(void 0!==i?i:4473924),a=new je(void 0!==a?a:8947848);for(var o=[],s=[],c=0;c<=e;c++){var l=c/e*(2*Math.PI),h=Math.sin(l)*t,u=Math.cos(l)*t;o.push(0,0,0),o.push(h,0,u);var p=1&c?i:a;s.push(p.r,p.g,p.b),s.push(p.r,p.g,p.b)}for(var d=0;d<=n;d++)for(var f=1&d?i:a,m=t-t/n*d,v=0;v<r;v++){var g=v/r*(2*Math.PI),y=Math.sin(g)*m,x=Math.cos(g)*m;o.push(y,0,x),s.push(f.r,f.g,f.b),g=(v+1)/r*(2*Math.PI),y=Math.sin(g)*m,x=Math.cos(g)*m,o.push(y,0,x),s.push(f.r,f.g,f.b)}var b=new gn;b.setAttribute("position",new on(o,3)),b.setAttribute("color",new on(s,3));var _=new $a({vertexColors:!0,toneMapped:!1});co.call(this,b,_),this.type="PolarGridHelper"}Oh.prototype=Object.create(we.prototype),Oh.prototype.constructor=Oh,Oh.prototype.dispose=function(){this.children[0].geometry.dispose(),this.children[0].material.dispose()},Oh.prototype.update=function(){var t=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{var e=t.geometry.getAttribute("color");Ph.copy(this.light.color),Ch.copy(this.light.groundColor);for(var n=0,r=e.count;n<r;n++){var i=n<r/2?Ph:Ch;e.setXYZ(n,i.r,i.g,i.b)}e.needsUpdate=!0}t.lookAt(Rh.setFromMatrixPosition(this.light.matrixWorld).negate())},Ih.prototype=Object.create(co.prototype),Ih.prototype.constructor=Ih,Dh.prototype=Object.create(co.prototype),Dh.prototype.constructor=Dh;var Nh=new wt,Bh=new wt,zh=new wt;function Gh(t,e,n){we.call(this),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,void 0===e&&(e=1);var r=new gn;r.setAttribute("position",new on([-e,e,0,e,e,0,e,-e,0,-e,-e,0,-e,e,0],3));var i=new $a({fog:!1,toneMapped:!1});this.lightPlane=new ao(r,i),this.add(this.lightPlane),(r=new gn).setAttribute("position",new on([0,0,0,0,0,1],3)),this.targetLine=new ao(r,i),this.add(this.targetLine),this.update()}Gh.prototype=Object.create(we.prototype),Gh.prototype.constructor=Gh,Gh.prototype.dispose=function(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()},Gh.prototype.update=function(){Nh.setFromMatrixPosition(this.light.matrixWorld),Bh.setFromMatrixPosition(this.light.target.matrixWorld),zh.subVectors(Bh,Nh),this.lightPlane.lookAt(Bh),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(Bh),this.targetLine.scale.z=zh.length()};var Uh=new wt,Fh=new Zn;function Hh(t){var e=new gn,n=new $a({color:16777215,vertexColors:!0,toneMapped:!1}),r=[],i=[],a={},o=new je(16755200),s=new je(16711680),c=new je(43775),l=new je(16777215),h=new je(3355443);function u(t,e,n){p(t,n),p(e,n)}function p(t,e){r.push(0,0,0),i.push(e.r,e.g,e.b),void 0===a[t]&&(a[t]=[]),a[t].push(r.length/3-1)}u("n1","n2",o),u("n2","n4",o),u("n4","n3",o),u("n3","n1",o),u("f1","f2",o),u("f2","f4",o),u("f4","f3",o),u("f3","f1",o),u("n1","f1",o),u("n2","f2",o),u("n3","f3",o),u("n4","f4",o),u("p","n1",s),u("p","n2",s),u("p","n3",s),u("p","n4",s),u("u1","u2",c),u("u2","u3",c),u("u3","u1",c),u("c","t",l),u("p","c",h),u("cn1","cn2",h),u("cn3","cn4",h),u("cf1","cf2",h),u("cf3","cf4",h),e.setAttribute("position",new on(r,3)),e.setAttribute("color",new on(i,3)),co.call(this,e,n),this.type="CameraHelper",this.camera=t,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=a,this.update()}function kh(t,e,n,r,i,a,o){Uh.set(i,a,o).unproject(r);var s=e[t];if(void 0!==s)for(var c=n.getAttribute("position"),l=0,h=s.length;l<h;l++)c.setXYZ(s[l],Uh.x,Uh.y,Uh.z)}Hh.prototype=Object.create(co.prototype),Hh.prototype.constructor=Hh,Hh.prototype.update=function(){var t=this.geometry,e=this.pointMap;Fh.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),kh("c",e,t,Fh,0,0,-1),kh("t",e,t,Fh,0,0,1),kh("n1",e,t,Fh,-1,-1,-1),kh("n2",e,t,Fh,1,-1,-1),kh("n3",e,t,Fh,-1,1,-1),kh("n4",e,t,Fh,1,1,-1),kh("f1",e,t,Fh,-1,-1,1),kh("f2",e,t,Fh,1,-1,1),kh("f3",e,t,Fh,-1,1,1),kh("f4",e,t,Fh,1,1,1),kh("u1",e,t,Fh,.7,1.1,-1),kh("u2",e,t,Fh,-.7,1.1,-1),kh("u3",e,t,Fh,0,2,-1),kh("cf1",e,t,Fh,-1,0,1),kh("cf2",e,t,Fh,1,0,1),kh("cf3",e,t,Fh,0,-1,1),kh("cf4",e,t,Fh,0,1,1),kh("cn1",e,t,Fh,-1,0,-1),kh("cn2",e,t,Fh,1,0,-1),kh("cn3",e,t,Fh,0,-1,-1),kh("cn4",e,t,Fh,0,1,-1),t.getAttribute("position").needsUpdate=!0};var Vh=new Tt;function jh(t,e){void 0===e&&(e=16776960);var 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 gn;i.setIndex(new Qe(n,1)),i.setAttribute("position",new Qe(r,3)),co.call(this,i,new $a({color:e,toneMapped:!1})),this.object=t,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}function Wh(t,e){void 0===e&&(e=16776960);var 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 gn;r.setIndex(new Qe(n,1)),r.setAttribute("position",new on([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)),co.call(this,r,new $a({color:e,toneMapped:!1})),this.box=t,this.type="Box3Helper",this.geometry.computeBoundingSphere()}function qh(t,e,n){var r=void 0!==n?n:16776960,i=new gn;i.setAttribute("position",new on([1,-1,1,-1,1,1,-1,-1,1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,1,0,0,1,0,0,0],3)),i.computeBoundingSphere(),ao.call(this,i,new $a({color:r,toneMapped:!1})),this.type="PlaneHelper",this.plane=t,this.size=void 0===e?1:e;var a=new gn;a.setAttribute("position",new on([1,1,1,-1,1,1,-1,-1,1,1,1,1,-1,-1,1,1,-1,1],3)),a.computeBoundingSphere(),this.add(new Nn(a,new Ye({color:r,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}jh.prototype=Object.create(co.prototype),jh.prototype.constructor=jh,jh.prototype.update=function(t){if(void 0!==t&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),void 0!==this.object&&Vh.setFromObject(this.object),!Vh.isEmpty()){var e=Vh.min,n=Vh.max,r=this.geometry.attributes.position,i=r.array;i[0]=n.x,i[1]=n.y,i[2]=n.z,i[3]=e.x,i[4]=n.y,i[5]=n.z,i[6]=e.x,i[7]=e.y,i[8]=n.z,i[9]=n.x,i[10]=e.y,i[11]=n.z,i[12]=n.x,i[13]=n.y,i[14]=e.z,i[15]=e.x,i[16]=n.y,i[17]=e.z,i[18]=e.x,i[19]=e.y,i[20]=e.z,i[21]=n.x,i[22]=e.y,i[23]=e.z,r.needsUpdate=!0,this.geometry.computeBoundingSphere()}},jh.prototype.setFromObject=function(t){return this.object=t,this.update(),this},jh.prototype.copy=function(t){return co.prototype.copy.call(this,t),this.object=t.object,this},Wh.prototype=Object.create(co.prototype),Wh.prototype.constructor=Wh,Wh.prototype.updateMatrixWorld=function(t){var e=this.box;e.isEmpty()||(e.getCenter(this.position),e.getSize(this.scale),this.scale.multiplyScalar(.5),co.prototype.updateMatrixWorld.call(this,t))},qh.prototype=Object.create(ao.prototype),qh.prototype.constructor=qh,qh.prototype.updateMatrixWorld=function(t){var e=-this.plane.constant;Math.abs(e)<1e-8&&(e=1e-8),this.scale.set(.5*this.size,.5*this.size,e),this.children[0].material.side=e<0?1:0,this.lookAt(this.plane.normal),ao.prototype.updateMatrixWorld.call(this,t)};var Xh,Yh,Zh=new wt;function Jh(t,e,n,r,i,a){we.call(this),this.type="ArrowHelper",void 0===t&&(t=new wt(0,0,1)),void 0===e&&(e=new wt(0,0,0)),void 0===n&&(n=1),void 0===r&&(r=16776960),void 0===i&&(i=.2*n),void 0===a&&(a=.2*i),void 0===Xh&&((Xh=new gn).setAttribute("position",new on([0,0,0,0,1,0],3)),(Yh=new Bs(0,.5,1,5,1)).translate(0,-.5,0)),this.position.copy(e),this.line=new ao(Xh,new $a({color:r,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new Nn(Yh,new Ye({color:r,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(t),this.setLength(n,i,a)}function Qh(t){void 0===t&&(t=1);var e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],n=new gn;n.setAttribute("position",new on(e,3)),n.setAttribute("color",new on([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));var r=new $a({vertexColors:!0,toneMapped:!1});co.call(this,n,r),this.type="AxesHelper"}Jh.prototype=Object.create(we.prototype),Jh.prototype.constructor=Jh,Jh.prototype.setDirection=function(t){if(t.y>.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{Zh.set(t.z,0,-t.x).normalize();var e=Math.acos(t.y);this.quaternion.setFromAxisAngle(Zh,e)}},Jh.prototype.setLength=function(t,e,n){void 0===e&&(e=.2*t),void 0===n&&(n=.2*e),this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(n,e,n),this.cone.position.y=t,this.cone.updateMatrix()},Jh.prototype.setColor=function(t){this.line.material.color.set(t),this.cone.material.color.set(t)},Jh.prototype.copy=function(t){return we.prototype.copy.call(this,t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this},Qh.prototype=Object.create(co.prototype),Qh.prototype.constructor=Qh;var Kh=Math.pow(2,8),$h=[.125,.215,.35,.446,.526,.582],tu=5+$h.length,eu=20,nu={3e3:0,3001:1,3002:2,3004:3,3005:4,3006:5,3007:6},ru=new nl,iu=fu(),au=iu._lodPlanes,ou=iu._sizeLods,su=iu._sigmas,cu=null,lu=(1+Math.sqrt(5))/2,hu=1/lu,uu=[new wt(1,1,1),new wt(-1,1,1),new wt(1,1,-1),new wt(-1,1,-1),new wt(0,lu,hu),new wt(0,lu,-hu),new wt(hu,0,lu),new wt(-hu,0,lu),new wt(lu,hu,0),new wt(-lu,hu,0)],pu=function(t){var e,n,r;this._renderer=t,this._pingPongRenderTarget=null,this._blurMaterial=(e=eu,n=new Float32Array(e),r=new wt(0,1,0),new Vs({name:"SphericalGaussianBlur",defines:{n:e},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r},inputEncoding:{value:nu[3e3]},outputEncoding:{value:nu[3e3]}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\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\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include <encodings_pars_fragment>\n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t\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\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)};function du(t){return void 0!==t&&t.type===x&&(t.encoding===X||t.encoding===Y||t.encoding===Z)}function fu(){for(var t=[],e=[],n=[],r=8,i=0;i<tu;i++){var a=Math.pow(2,r);e.push(a);var o=1/a;i>4?o=$h[i-8+4-1]:0==i&&(o=0),n.push(o);for(var s=1/(a-1),c=-s/2,l=1+s/2,h=[c,c,l,c,l,l,c,c,l,l,c,l],u=new Float32Array(108),p=new Float32Array(72),d=new Float32Array(36),f=0;f<6;f++){var m=f%3*2/3-1,v=f>2?0:-1,g=[m,v,0,m+2/3,v,0,m+2/3,v+1,0,m,v,0,m+2/3,v+1,0,m,v+1,0];u.set(g,18*f),p.set(h,12*f);var y=[f,f,f,f,f,f];d.set(y,6*f)}var x=new gn;x.setAttribute("position",new Qe(u,3)),x.setAttribute("uv",new Qe(p,2)),x.setAttribute("faceIndex",new Qe(d,1)),t.push(x),r>4&&r--}return{_lodPlanes:t,_sizeLods:e,_sigmas:n}}function mu(t){var e=new yt(3*Kh,3*Kh,t);return e.texture.mapping=c,e.texture.name="PMREM.cubeUv",e.scissorTest=!0,e}function vu(t,e,n,r,i){t.viewport.set(e,n,r,i),t.scissor.set(e,n,r,i)}function gu(){return new Vs({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null},texelSize:{value:new lt(1,1)},inputEncoding:{value:nu[3e3]},outputEncoding:{value:nu[3e3]}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\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 vec2 texelSize;\n\n\t\t\t\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include <encodings_pars_fragment>\n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tvec2 f = fract( uv / texelSize - 0.5 );\n\t\t\t\tuv -= f * texelSize;\n\t\t\t\tvec3 tl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x += texelSize.x;\n\t\t\t\tvec3 tr = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.y += texelSize.y;\n\t\t\t\tvec3 br = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x -= texelSize.x;\n\t\t\t\tvec3 bl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\n\t\t\t\tvec3 tm = mix( tl, tr, f.x );\n\t\t\t\tvec3 bm = mix( bl, br, f.x );\n\t\t\t\tgl_FragColor.rgb = mix( tm, bm, f.y );\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function yu(){return new Vs({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:nu[3e3]},outputEncoding:{value:nu[3e3]}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\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 samplerCube envMap;\n\n\t\t\t\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include <encodings_pars_fragment>\n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb = envMapTexelToLinear( textureCube( envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ) ) ).rgb;\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}pu.prototype.fromScene=function(t,e,n,r){void 0===e&&(e=0),void 0===n&&(n=.1),void 0===r&&(r=100),cu=this._renderer.getRenderTarget();var i=this._allocateTargets();return this._sceneToCubeUV(t,n,r,i),e>0&&this._blur(i,0,0,e),this._applyPMREM(i),this._cleanup(i),i},pu.prototype.fromEquirectangular=function(t){return this._fromTexture(t)},pu.prototype.fromCubemap=function(t){return this._fromTexture(t)},pu.prototype.compileCubemapShader=function(){null===this._cubemapShader&&(this._cubemapShader=yu(),this._compileMaterial(this._cubemapShader))},pu.prototype.compileEquirectangularShader=function(){null===this._equirectShader&&(this._equirectShader=gu(),this._compileMaterial(this._equirectShader))},pu.prototype.dispose=function(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(var t=0;t<au.length;t++)au[t].dispose()},pu.prototype._cleanup=function(t){this._pingPongRenderTarget.dispose(),this._renderer.setRenderTarget(cu),t.scissorTest=!1,vu(t,0,0,t.width,t.height)},pu.prototype._fromTexture=function(t){cu=this._renderer.getRenderTarget();var e=this._allocateTargets(t);return this._textureToCubeUV(t,e),this._applyPMREM(e),this._cleanup(e),e},pu.prototype._allocateTargets=function(t){var e={magFilter:d,minFilter:d,generateMipmaps:!1,type:x,format:1023,encoding:du(t)?t.encoding:J,depthBuffer:!1},n=mu(e);return n.depthBuffer=!t,this._pingPongRenderTarget=mu(e),n},pu.prototype._compileMaterial=function(t){var e=new Nn(au[0],t);this._renderer.compile(e,ru)},pu.prototype._sceneToCubeUV=function(t,e,n,r){var i=new Jn(90,1,e,n),a=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],s=this._renderer,c=s.outputEncoding,l=s.toneMapping,h=s.getClearColor(),u=s.getClearAlpha();s.toneMapping=0,s.outputEncoding=X;var p=t.background;if(p&&p.isColor){p.convertSRGBToLinear();var d=Math.max(p.r,p.g,p.b),f=Math.min(Math.max(Math.ceil(Math.log2(d)),-128),127);p=p.multiplyScalar(Math.pow(2,-f));var m=(f+128)/255;s.setClearColor(p,m),t.background=null}for(var v=0;v<6;v++){var g=v%3;0==g?(i.up.set(0,a[v],0),i.lookAt(o[v],0,0)):1==g?(i.up.set(0,0,a[v]),i.lookAt(0,o[v],0)):(i.up.set(0,a[v],0),i.lookAt(0,0,o[v])),vu(r,g*Kh,v>2?Kh:0,Kh,Kh),s.setRenderTarget(r),s.render(t,i)}s.toneMapping=l,s.outputEncoding=c,s.setClearColor(h,u)},pu.prototype._textureToCubeUV=function(t,e){var n=this._renderer;t.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=yu()):null==this._equirectShader&&(this._equirectShader=gu());var r=t.isCubeTexture?this._cubemapShader:this._equirectShader,i=new Nn(au[0],r),a=r.uniforms;a.envMap.value=t,t.isCubeTexture||a.texelSize.value.set(1/t.image.width,1/t.image.height),a.inputEncoding.value=nu[t.encoding],a.outputEncoding.value=nu[e.texture.encoding],vu(e,0,0,3*Kh,2*Kh),n.setRenderTarget(e),n.render(i,ru)},pu.prototype._applyPMREM=function(t){var e=this._renderer,n=e.autoClear;e.autoClear=!1;for(var r=1;r<tu;r++){var i=Math.sqrt(su[r]*su[r]-su[r-1]*su[r-1]),a=uu[(r-1)%uu.length];this._blur(t,r-1,r,i,a)}e.autoClear=n},pu.prototype._blur=function(t,e,n,r,i){var a=this._pingPongRenderTarget;this._halfBlur(t,a,e,n,r,"latitudinal",i),this._halfBlur(a,t,n,n,r,"longitudinal",i)},pu.prototype._halfBlur=function(t,e,n,r,i,a,o){var s=this._renderer,c=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&console.error("blur direction must be either latitudinal or longitudinal!");var l=new Nn(au[r],c),h=c.uniforms,u=ou[n]-1,p=isFinite(i)?Math.PI/(2*u):2*Math.PI/39,d=i/p,f=isFinite(i)?1+Math.floor(3*d):eu;f>eu&&console.warn("sigmaRadians, "+i+", is too large and will clip, as it requested "+f+" samples when the maximum is set to "+eu);for(var m=[],v=0,g=0;g<eu;++g){var y=g/d,x=Math.exp(-y*y/2);m.push(x),0==g?v+=x:g<f&&(v+=2*x)}for(var b=0;b<m.length;b++)m[b]=m[b]/v;h.envMap.value=t.texture,h.samples.value=f,h.weights.value=m,h.latitudinal.value="latitudinal"===a,o&&(h.poleAxis.value=o),h.dTheta.value=p,h.mipInt.value=8-n,h.inputEncoding.value=nu[t.texture.encoding],h.outputEncoding.value=nu[t.texture.encoding];var _=ou[r];vu(e,3*Math.max(0,Kh-2*_),(0===r?0:2*Kh)+2*_*(r>4?r-8+4:0),3*_,2*_),s.setRenderTarget(e),s.render(l,ru)};function xu(t){console.warn("THREE.ClosedSplineCurve3 has been deprecated. Use THREE.CatmullRomCurve3 instead."),Dc.call(this,t),this.type="catmullrom",this.closed=!0}function bu(t){console.warn("THREE.SplineCurve3 has been deprecated. Use THREE.CatmullRomCurve3 instead."),Dc.call(this,t),this.type="catmullrom"}function _u(t){console.warn("THREE.Spline has been removed. Use THREE.CatmullRomCurve3 instead."),Dc.call(this,t),this.type="catmullrom"}Ec.create=function(t,e){return console.log("THREE.Curve.create() has been deprecated"),t.prototype=Object.create(Ec.prototype),t.prototype.constructor=t,t.prototype.getPoint=e,t},Object.assign(qc.prototype,{createPointsGeometry:function(t){console.warn("THREE.CurvePath: .createPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");var e=this.getPoints(t);return this.createGeometry(e)},createSpacedPointsGeometry:function(t){console.warn("THREE.CurvePath: .createSpacedPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");var e=this.getSpacedPoints(t);return this.createGeometry(e)},createGeometry:function(t){console.warn("THREE.CurvePath: .createGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.");for(var e=new kn,n=0,r=t.length;n<r;n++){var i=t[n];e.vertices.push(new wt(i.x,i.y,i.z||0))}return e}}),Object.assign(Xc.prototype,{fromPoints:function(t){return console.warn("THREE.Path: .fromPoints() has been renamed to .setFromPoints()."),this.setFromPoints(t)}}),xu.prototype=Object.create(Dc.prototype),bu.prototype=Object.create(Dc.prototype),_u.prototype=Object.create(Dc.prototype),Object.assign(_u.prototype,{initFromArray:function(){console.error("THREE.Spline: .initFromArray() has been removed.")},getControlPointsArray:function(){console.error("THREE.Spline: .getControlPointsArray() has been removed.")},reparametrizeByArcLength:function(){console.error("THREE.Spline: .reparametrizeByArcLength() has been removed.")}}),Ih.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")},Eh.prototype.update=function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")},Object.assign(gc.prototype,{extractUrlBase:function(t){return console.warn("THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead."),hl.extractUrlBase(t)}}),gc.Handlers={add:function(){console.error("THREE.Loader: Handlers.add() has been removed. Use LoadingManager.addHandler() instead.")},get:function(){console.error("THREE.Loader: Handlers.get() has been removed. Use LoadingManager.getHandler() instead.")}},Object.assign(vh.prototype,{center:function(t){return console.warn("THREE.Box2: .center() has been renamed to .getCenter()."),this.getCenter(t)},empty:function(){return console.warn("THREE.Box2: .empty() has been renamed to .isEmpty()."),this.isEmpty()},isIntersectionBox:function(t){return console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},size:function(t){return console.warn("THREE.Box2: .size() has been renamed to .getSize()."),this.getSize(t)}}),Object.assign(Tt.prototype,{center:function(t){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(t)},empty:function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()},isIntersectionBox:function(t){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},isIntersectionSphere:function(t){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},size:function(t){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(t)}}),Object.assign(Ht.prototype,{empty:function(){return console.warn("THREE.Sphere: .empty() has been renamed to .isEmpty()."),this.isEmpty()}}),rr.prototype.setFromMatrix=function(t){return console.warn("THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix()."),this.setFromProjectionMatrix(t)},xh.prototype.center=function(t){return console.warn("THREE.Line3: .center() has been renamed to .getCenter()."),this.getCenter(t)},Object.assign(ct,{random16:function(){return console.warn("THREE.Math: .random16() has been deprecated. Use Math.random() instead."),Math.random()},nearestPowerOfTwo:function(t){return console.warn("THREE.Math: .nearestPowerOfTwo() has been renamed to .floorPowerOfTwo()."),ct.floorPowerOfTwo(t)},nextPowerOfTwo:function(t){return console.warn("THREE.Math: .nextPowerOfTwo() has been renamed to .ceilPowerOfTwo()."),ct.ceilPowerOfTwo(t)}}),Object.assign(pt.prototype,{flattenToArrayOffset:function(t,e){return console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},multiplyVector3:function(t){return console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},multiplyVector3Array:function(){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")},applyToBufferAttribute:function(t){return console.warn("THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},applyToVector3Array:function(){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")}}),Object.assign(Jt.prototype,{extractPosition:function(t){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(t)},flattenToArrayOffset:function(t,e){return console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},getPosition:function(){return console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead."),(new wt).setFromMatrixColumn(this,3)},setRotationFromQuaternion:function(t){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(t)},multiplyToArray:function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},multiplyVector3:function(t){return console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},multiplyVector4:function(t){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},multiplyVector3Array:function(){console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.")},rotateAxis:function(t){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),t.transformDirection(this)},crossVector:function(t){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},translate:function(){console.error("THREE.Matrix4: .translate() has been removed.")},rotateX:function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},rotateY:function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},rotateZ:function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},rotateByAxis:function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},applyToBufferAttribute:function(t){return console.warn("THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},applyToVector3Array:function(){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},makeFrustum:function(t,e,n,r,i,a){return console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead."),this.makePerspective(t,e,r,n,i,a)}}),Ee.prototype.isIntersectionLine=function(t){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(t)},bt.prototype.multiplyVector3=function(t){return console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),t.applyQuaternion(this)},Object.assign(Zt.prototype,{isIntersectionBox:function(t){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},isIntersectionPlane:function(t){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(t)},isIntersectionSphere:function(t){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)}}),Object.assign(ze.prototype,{area:function(){return console.warn("THREE.Triangle: .area() has been renamed to .getArea()."),this.getArea()},barycoordFromPoint:function(t,e){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),this.getBarycoord(t,e)},midpoint:function(t){return console.warn("THREE.Triangle: .midpoint() has been renamed to .getMidpoint()."),this.getMidpoint(t)},normal:function(t){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),this.getNormal(t)},plane:function(t){return console.warn("THREE.Triangle: .plane() has been renamed to .getPlane()."),this.getPlane(t)}}),Object.assign(ze,{barycoordFromPoint:function(t,e,n,r,i){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),ze.getBarycoord(t,e,n,r,i)},normal:function(t,e,n,r){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),ze.getNormal(t,e,n,r)}}),Object.assign(Yc.prototype,{extractAllPoints:function(t){return console.warn("THREE.Shape: .extractAllPoints() has been removed. Use .extractPoints() instead."),this.extractPoints(t)},extrude:function(t){return console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead."),new ms(this,t)},makeGeometry:function(t){return console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead."),new As(this,t)}}),Object.assign(lt.prototype,{fromAttribute:function(t,e,n){return console.warn("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},distanceToManhattan:function(t){return console.warn("THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},lengthManhattan:function(){return console.warn("THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()}}),Object.assign(wt.prototype,{setEulerFromRotationMatrix:function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},setEulerFromQuaternion:function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},getPositionFromMatrix:function(t){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(t)},getScaleFromMatrix:function(t){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(t)},getColumnFromMatrix:function(t,e){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(e,t)},applyProjection:function(t){return console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead."),this.applyMatrix4(t)},fromAttribute:function(t,e,n){return console.warn("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},distanceToManhattan:function(t){return console.warn("THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},lengthManhattan:function(){return console.warn("THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()}}),Object.assign(vt.prototype,{fromAttribute:function(t,e,n){return console.warn("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},lengthManhattan:function(){return console.warn("THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()}}),Object.assign(kn.prototype,{computeTangents:function(){console.error("THREE.Geometry: .computeTangents() has been removed.")},computeLineDistances:function(){console.error("THREE.Geometry: .computeLineDistances() has been removed. Use THREE.Line.computeLineDistances() instead.")},applyMatrix:function(t){return console.warn("THREE.Geometry: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)}}),Object.assign(we.prototype,{getChildByName:function(t){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(t)},renderDepth:function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},translate:function(t,e){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(e,t)},getWorldRotation:function(){console.error("THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.")},applyMatrix:function(t){return console.warn("THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)}}),Object.defineProperties(we.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(t){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=t}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}}),Object.assign(Nn.prototype,{setDrawMode:function(){console.error("THREE.Mesh: .setDrawMode() has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}),Object.defineProperties(Nn.prototype,{drawMode:{get:function(){return console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode."),0},set:function(){console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}}),Object.defineProperties(ka.prototype,{objects:{get:function(){return console.warn("THREE.LOD: .objects has been renamed to .levels."),this.levels}}}),Object.defineProperty(qa.prototype,"useVertexTexture",{get:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")},set:function(){console.warn("THREE.Skeleton: useVertexTexture has been removed.")}}),Va.prototype.initBones=function(){console.error("THREE.SkinnedMesh: initBones() has been removed.")},Object.defineProperty(Ec.prototype,"__arcLengthDivisions",{get:function(){return console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions."),this.arcLengthDivisions},set:function(t){console.warn("THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions."),this.arcLengthDivisions=t}}),Jn.prototype.setLens=function(t,e){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),void 0!==e&&(this.filmGauge=e),this.setFocalLength(t)},Object.defineProperties(Zc.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(t){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=t}},shadowCameraLeft:{set:function(t){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=t}},shadowCameraRight:{set:function(t){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=t}},shadowCameraTop:{set:function(t){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=t}},shadowCameraBottom:{set:function(t){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=t}},shadowCameraNear:{set:function(t){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=t}},shadowCameraFar:{set:function(t){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=t}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(t){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=t}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(t){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=t}},shadowMapHeight:{set:function(t){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=t}}}),Object.defineProperties(Qe.prototype,{length:{get:function(){return console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead."),this.array.length}},dynamic:{get:function(){return console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.usage===nt},set:function(){console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.setUsage(nt)}}}),Object.assign(Qe.prototype,{setDynamic:function(t){return console.warn("THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?nt:et),this},copyIndicesArray:function(){console.error("THREE.BufferAttribute: .copyIndicesArray() has been removed.")},setArray:function(){console.error("THREE.BufferAttribute: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")}}),Object.assign(gn.prototype,{addIndex:function(t){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex()."),this.setIndex(t)},addAttribute:function(t,e){return console.warn("THREE.BufferGeometry: .addAttribute() has been renamed to .setAttribute()."),e&&e.isBufferAttribute||e&&e.isInterleavedBufferAttribute?"index"===t?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(e),this):this.setAttribute(t,e):(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.setAttribute(t,new Qe(arguments[1],arguments[2])))},addDrawCall:function(t,e,n){void 0!==n&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset."),console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup()."),this.addGroup(t,e)},clearDrawCalls:function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups()."),this.clearGroups()},computeTangents:function(){console.warn("THREE.BufferGeometry: .computeTangents() has been removed.")},computeOffsets:function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")},removeAttribute:function(t){return console.warn("THREE.BufferGeometry: .removeAttribute() has been renamed to .deleteAttribute()."),this.deleteAttribute(t)},applyMatrix:function(t){return console.warn("THREE.BufferGeometry: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)}}),Object.defineProperties(gn.prototype,{drawcalls:{get:function(){return console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups."),this.groups}},offsets:{get:function(){return console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups."),this.groups}}}),Object.defineProperties(ul.prototype,{maxInstancedCount:{get:function(){return console.warn("THREE.InstancedBufferGeometry: .maxInstancedCount has been renamed to .instanceCount."),this.instanceCount},set:function(t){console.warn("THREE.InstancedBufferGeometry: .maxInstancedCount has been renamed to .instanceCount."),this.instanceCount=t}}}),Object.defineProperties(hh.prototype,{linePrecision:{get:function(){return console.warn("THREE.Raycaster: .linePrecision has been deprecated. Use .params.Line.threshold instead."),this.params.Line.threshold},set:function(t){console.warn("THREE.Raycaster: .linePrecision has been deprecated. Use .params.Line.threshold instead."),this.params.Line.threshold=t}}}),Object.defineProperties(va.prototype,{dynamic:{get:function(){return console.warn("THREE.InterleavedBuffer: .length has been deprecated. Use .usage instead."),this.usage===nt},set:function(t){console.warn("THREE.InterleavedBuffer: .length has been deprecated. Use .usage instead."),this.setUsage(t)}}}),Object.assign(va.prototype,{setDynamic:function(t){return console.warn("THREE.InterleavedBuffer: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?nt:et),this},setArray:function(){console.error("THREE.InterleavedBuffer: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")}}),Object.assign(vs.prototype,{getArrays:function(){console.error("THREE.ExtrudeBufferGeometry: .getArrays() has been removed.")},addShapeList:function(){console.error("THREE.ExtrudeBufferGeometry: .addShapeList() has been removed.")},addShape:function(){console.error("THREE.ExtrudeBufferGeometry: .addShape() has been removed.")}}),Object.assign(ma.prototype,{dispose:function(){console.error("THREE.Scene: .dispose() has been removed.")}}),Object.defineProperties(sh.prototype,{dynamic:{set:function(){console.warn("THREE.Uniform: .dynamic has been removed. Use object.onBeforeRender() instead.")}},onUpdate:{value:function(){return console.warn("THREE.Uniform: .onUpdate() has been removed. Use object.onBeforeRender() instead."),this}}}),Object.defineProperties(Xe.prototype,{wrapAround:{get:function(){console.warn("THREE.Material: .wrapAround has been removed.")},set:function(){console.warn("THREE.Material: .wrapAround has been removed.")}},overdraw:{get:function(){console.warn("THREE.Material: .overdraw has been removed.")},set:function(){console.warn("THREE.Material: .overdraw has been removed.")}},wrapRGB:{get:function(){return console.warn("THREE.Material: .wrapRGB has been removed."),new je}},shading:{get:function(){console.error("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead.")},set:function(t){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===t}},stencilMask:{get:function(){return console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask},set:function(t){console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask=t}}}),Object.defineProperties(qs.prototype,{metal:{get:function(){return console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead."),!1},set:function(){console.warn("THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead")}}}),Object.defineProperties(Ws.prototype,{transparency:{get:function(){return console.warn("THREE.MeshPhysicalMaterial: .transparency has been renamed to .transmission."),this.transmission},set:function(t){console.warn("THREE.MeshPhysicalMaterial: .transparency has been renamed to .transmission."),this.transmission=t}}}),Object.defineProperties(Yn.prototype,{derivatives:{get:function(){return console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives},set:function(t){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives=t}}}),Object.assign(ua.prototype,{clearTarget:function(t,e,n,r){console.warn("THREE.WebGLRenderer: .clearTarget() has been deprecated. Use .setRenderTarget() and .clear() instead."),this.setRenderTarget(t),this.clear(e,n,r)},animate:function(t){console.warn("THREE.WebGLRenderer: .animate() is now .setAnimationLoop()."),this.setAnimationLoop(t)},getCurrentRenderTarget:function(){return console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget()."),this.getRenderTarget()},getMaxAnisotropy:function(){return console.warn("THREE.WebGLRenderer: .getMaxAnisotropy() is now .capabilities.getMaxAnisotropy()."),this.capabilities.getMaxAnisotropy()},getPrecision:function(){return console.warn("THREE.WebGLRenderer: .getPrecision() is now .capabilities.precision."),this.capabilities.precision},resetGLState:function(){return console.warn("THREE.WebGLRenderer: .resetGLState() is now .state.reset()."),this.state.reset()},supportsFloatTextures:function(){return console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' )."),this.extensions.get("OES_texture_float")},supportsHalfFloatTextures:function(){return console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' )."),this.extensions.get("OES_texture_half_float")},supportsStandardDerivatives:function(){return console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' )."),this.extensions.get("OES_standard_derivatives")},supportsCompressedTextureS3TC:function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' )."),this.extensions.get("WEBGL_compressed_texture_s3tc")},supportsCompressedTexturePVRTC:function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' )."),this.extensions.get("WEBGL_compressed_texture_pvrtc")},supportsBlendMinMax:function(){return console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' )."),this.extensions.get("EXT_blend_minmax")},supportsVertexTextures:function(){return console.warn("THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures."),this.capabilities.vertexTextures},supportsInstancedArrays:function(){return console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' )."),this.extensions.get("ANGLE_instanced_arrays")},enableScissorTest:function(t){console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest()."),this.setScissorTest(t)},initMaterial:function(){console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.")},addPrePlugin:function(){console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.")},addPostPlugin:function(){console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.")},updateShadowMap:function(){console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.")},setFaceCulling:function(){console.warn("THREE.WebGLRenderer: .setFaceCulling() has been removed.")},allocTextureUnit:function(){console.warn("THREE.WebGLRenderer: .allocTextureUnit() has been removed.")},setTexture:function(){console.warn("THREE.WebGLRenderer: .setTexture() has been removed.")},setTexture2D:function(){console.warn("THREE.WebGLRenderer: .setTexture2D() has been removed.")},setTextureCube:function(){console.warn("THREE.WebGLRenderer: .setTextureCube() has been removed.")},getActiveMipMapLevel:function(){return console.warn("THREE.WebGLRenderer: .getActiveMipMapLevel() is now .getActiveMipmapLevel()."),this.getActiveMipmapLevel()}}),Object.defineProperties(ua.prototype,{shadowMapEnabled:{get:function(){return this.shadowMap.enabled},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled."),this.shadowMap.enabled=t}},shadowMapType:{get:function(){return this.shadowMap.type},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type."),this.shadowMap.type=t}},shadowMapCullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")}},context:{get:function(){return console.warn("THREE.WebGLRenderer: .context has been removed. Use .getContext() instead."),this.getContext()}},vr:{get:function(){return console.warn("THREE.WebGLRenderer: .vr has been renamed to .xr"),this.xr}},gammaInput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead."),!1},set:function(){console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead.")}},gammaOutput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),!1},set:function(t){console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),this.outputEncoding=!0===t?Y:X}},toneMappingWhitePoint:{get:function(){return console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed."),1},set:function(){console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed.")}}}),Object.defineProperties(na.prototype,{cullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")}},renderReverseSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")}},renderSingleSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")}}}),Object.defineProperties(yt.prototype,{wrapS:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS=t}},wrapT:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT=t}},magFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter=t}},minFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter=t}},anisotropy:{get:function(){return console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy},set:function(t){console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy=t}},offset:{get:function(){return console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset},set:function(t){console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset=t}},repeat:{get:function(){return console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat},set:function(t){console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat=t}},format:{get:function(){return console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format},set:function(t){console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format=t}},type:{get:function(){return console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type},set:function(t){console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type=t}},generateMipmaps:{get:function(){return console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps},set:function(t){console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps=t}}}),Object.defineProperties(Gl.prototype,{load:{value:function(t){console.warn("THREE.Audio: .load has been deprecated. Use THREE.AudioLoader instead.");var e=this;return(new El).load(t,(function(t){e.setBuffer(t)})),this}},startTime:{set:function(){console.warn("THREE.Audio: .startTime is now .play( delay ).")}}}),jl.prototype.getData=function(){return console.warn("THREE.AudioAnalyser: .getData() is now .getFrequencyData()."),this.getFrequencyData()},Kn.prototype.updateCubeMap=function(t,e){return console.warn("THREE.CubeCamera: .updateCubeMap() is now .update()."),this.update(t,e)};var wu={merge:function(t,e,n){var r;console.warn("THREE.GeometryUtils: .merge() has been moved to Geometry. Use geometry.merge( geometry2, matrix, materialIndexOffset ) instead."),e.isMesh&&(e.matrixAutoUpdate&&e.updateMatrix(),r=e.matrix,e=e.geometry),t.merge(e,r,n)},center:function(t){return console.warn("THREE.GeometryUtils: .center() has been moved to Geometry. Use geometry.center() instead."),t.center()}};dt.crossOrigin=void 0,dt.loadTexture=function(t,e,n,r){console.warn("THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.");var i=new Tc;i.setCrossOrigin(this.crossOrigin);var a=i.load(t,n,void 0,r);return e&&(a.mapping=e),a},dt.loadTextureCube=function(t,e,n,r){console.warn("THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.");var i=new Mc;i.setCrossOrigin(this.crossOrigin);var a=i.load(t,n,void 0,r);return e&&(a.mapping=e),a},dt.loadCompressedTexture=function(){console.error("THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.")},dt.loadCompressedTextureCube=function(){console.error("THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.")};var Mu={createMultiMaterialObject:function(){console.error("THREE.SceneUtils has been moved to /examples/jsm/utils/SceneUtils.js")},detach:function(){console.error("THREE.SceneUtils has been moved to /examples/jsm/utils/SceneUtils.js")},attach:function(){console.error("THREE.SceneUtils has been moved to /examples/jsm/utils/SceneUtils.js")}};"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:e}})),t.ACESFilmicToneMapping=4,t.AddEquation=n,t.AddOperation=2,t.AdditiveAnimationBlendMode=q,t.AdditiveBlending=2,t.AlphaFormat=1021,t.AlwaysDepth=1,t.AlwaysStencilFunc=519,t.AmbientLight=al,t.AmbientLightProbe=Ll,t.AnimationClip=pc,t.AnimationLoader=bc,t.AnimationMixer=oh,t.AnimationObjectGroup=ih,t.AnimationUtils=$s,t.ArcCurve=Lc,t.ArrayCamera=oa,t.ArrowHelper=Jh,t.Audio=Gl,t.AudioAnalyser=jl,t.AudioContext=Tl,t.AudioListener=zl,t.AudioLoader=El,t.AxesHelper=Qh,t.AxisHelper=function(t){return console.warn("THREE.AxisHelper has been renamed to THREE.AxesHelper."),new Qh(t)},t.BackSide=1,t.BasicDepthPacking=3200,t.BasicShadowMap=0,t.BinaryTextureLoader=function(t){return console.warn("THREE.BinaryTextureLoader has been renamed to THREE.DataTextureLoader."),new Sc(t)},t.Bone=Xa,t.BooleanKeyframeTrack=ac,t.BoundingBoxHelper=function(t,e){return console.warn("THREE.BoundingBoxHelper has been deprecated. Creating a THREE.BoxHelper instead."),new jh(t,e)},t.Box2=vh,t.Box3=Tt,t.Box3Helper=Wh,t.BoxBufferGeometry=jn,t.BoxGeometry=Vn,t.BoxHelper=jh,t.BufferAttribute=Qe,t.BufferGeometry=gn,t.BufferGeometryLoader=dl,t.ByteType=1010,t.Cache=fc,t.Camera=Zn,t.CameraHelper=Hh,t.CanvasRenderer=function(){console.error("THREE.CanvasRenderer has been removed")},t.CanvasTexture=bo,t.CatmullRomCurve3=Dc,t.CineonToneMapping=3,t.CircleBufferGeometry=Fs,t.CircleGeometry=Us,t.ClampToEdgeWrapping=u,t.Clock=Ol,t.ClosedSplineCurve3=xu,t.Color=je,t.ColorKeyframeTrack=oc,t.CompressedTexture=xo,t.CompressedTextureLoader=_c,t.ConeBufferGeometry=Gs,t.ConeGeometry=zs,t.CubeCamera=Kn,t.CubeGeometry=Vn,t.CubeReflectionMapping=i,t.CubeRefractionMapping=a,t.CubeTexture=Tr,t.CubeTextureLoader=Mc,t.CubeUVReflectionMapping=c,t.CubeUVRefractionMapping=l,t.CubicBezierCurve=Gc,t.CubicBezierCurve3=Uc,t.CubicInterpolant=ec,t.CullFaceBack=1,t.CullFaceFront=2,t.CullFaceFrontBack=3,t.CullFaceNone=0,t.Curve=Ec,t.CurvePath=qc,t.CustomBlending=5,t.CustomToneMapping=5,t.CylinderBufferGeometry=Bs,t.CylinderGeometry=Ns,t.Cylindrical=fh,t.DataTexture=tr,t.DataTexture2DArray=Er,t.DataTexture3D=Ar,t.DataTextureLoader=Sc,t.DecrementStencilOp=7683,t.DecrementWrapStencilOp=34056,t.DefaultLoadingManager=vc,t.DepthFormat=A,t.DepthStencilFormat=L,t.DepthTexture=_o,t.DirectionalLight=il,t.DirectionalLightHelper=Gh,t.DiscreteInterpolant=rc,t.DodecahedronBufferGeometry=Do,t.DodecahedronGeometry=Io,t.DoubleSide=2,t.DstAlphaFactor=206,t.DstColorFactor=208,t.DynamicBufferAttribute=function(t,e){return console.warn("THREE.DynamicBufferAttribute has been removed. Use new THREE.BufferAttribute().setUsage( THREE.DynamicDrawUsage ) instead."),new Qe(t,e).setUsage(nt)},t.DynamicCopyUsage=35050,t.DynamicDrawUsage=nt,t.DynamicReadUsage=35049,t.EdgesGeometry=Ds,t.EdgesHelper=function(t,e){return console.warn("THREE.EdgesHelper has been removed. Use THREE.EdgesGeometry instead."),new co(new Ds(t.geometry),new $a({color:void 0!==e?e:16777215}))},t.EllipseCurve=Ac,t.EqualDepth=4,t.EqualStencilFunc=514,t.EquirectangularReflectionMapping=o,t.EquirectangularRefractionMapping=s,t.Euler=ie,t.EventDispatcher=it,t.ExtrudeBufferGeometry=vs,t.ExtrudeGeometry=ms,t.Face3=We,t.Face4=function(t,e,n,r,i,a,o){return console.warn("THREE.Face4 has been removed. A THREE.Face3 will be created instead."),new We(t,e,n,i,a,o)},t.FaceColors=1,t.FileLoader=xc,t.FlatShading=1,t.Float32Attribute=function(t,e){return console.warn("THREE.Float32Attribute has been removed. Use new THREE.Float32BufferAttribute() instead."),new on(t,e)},t.Float32BufferAttribute=on,t.Float64Attribute=function(t,e){return console.warn("THREE.Float64Attribute has been removed. Use new THREE.Float64BufferAttribute() instead."),new sn(t,e)},t.Float64BufferAttribute=sn,t.FloatType=w,t.Fog=fa,t.FogExp2=da,t.Font=wl,t.FontLoader=Sl,t.FrontSide=0,t.Frustum=rr,t.GLBufferAttribute=lh,t.GLSL1="100",t.GLSL3=rt,t.GammaEncoding=Z,t.Geometry=kn,t.GeometryUtils=wu,t.GreaterDepth=6,t.GreaterEqualDepth=5,t.GreaterEqualStencilFunc=518,t.GreaterStencilFunc=516,t.GridHelper=Ih,t.Group=sa,t.HalfFloatType=M,t.HemisphereLight=Jc,t.HemisphereLightHelper=Oh,t.HemisphereLightProbe=Al,t.IcosahedronBufferGeometry=Oo,t.IcosahedronGeometry=Co,t.ImageBitmapLoader=bl,t.ImageLoader=wc,t.ImageUtils=dt,t.ImmediateRenderObject=bh,t.IncrementStencilOp=7682,t.IncrementWrapStencilOp=34055,t.InstancedBufferAttribute=pl,t.InstancedBufferGeometry=ul,t.InstancedInterleavedBuffer=ch,t.InstancedMesh=Ka,t.Int16Attribute=function(t,e){return console.warn("THREE.Int16Attribute has been removed. 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Use new THREE.Int8BufferAttribute() instead."),new Ke(t,e)},t.Int8BufferAttribute=Ke,t.IntType=1013,t.InterleavedBuffer=va,t.InterleavedBufferAttribute=xa,t.Interpolant=tc,t.InterpolateDiscrete=U,t.InterpolateLinear=F,t.InterpolateSmooth=H,t.InvertStencilOp=5386,t.JSONLoader=function(){console.error("THREE.JSONLoader has been removed.")},t.KeepStencilOp=tt,t.KeyframeTrack=ic,t.LOD=ka,t.LatheBufferGeometry=Es,t.LatheGeometry=Ts,t.Layers=ce,t.LensFlare=function(){console.error("THREE.LensFlare has been moved to /examples/jsm/objects/Lensflare.js")},t.LessDepth=2,t.LessEqualDepth=3,t.LessEqualStencilFunc=515,t.LessStencilFunc=513,t.Light=Zc,t.LightProbe=cl,t.Line=ao,t.Line3=xh,t.LineBasicMaterial=$a,t.LineCurve=Fc,t.LineCurve3=Hc,t.LineDashedMaterial=Qs,t.LineLoop=lo,t.LinePieces=1,t.LineSegments=co,t.LineStrip=0,t.LinearEncoding=X,t.LinearFilter=v,t.LinearInterpolant=nc,t.LinearMipMapLinearFilter=1008,t.LinearMipMapNearestFilter=1007,t.LinearMipmapLinearFilter=y,t.LinearMipmapNearestFilter=g,t.LinearToneMapping=1,t.Loader=gc,t.LoaderUtils=hl,t.LoadingManager=mc,t.LogLuvEncoding=3003,t.LoopOnce=2200,t.LoopPingPong=2202,t.LoopRepeat=2201,t.LuminanceAlphaFormat=1025,t.LuminanceFormat=1024,t.MOUSE={LEFT:0,MIDDLE:1,RIGHT:2,ROTATE:0,DOLLY:1,PAN:2},t.Material=Xe,t.MaterialLoader=ll,t.Math=ct,t.MathUtils=ct,t.Matrix3=pt,t.Matrix4=Jt,t.MaxEquation=104,t.Mesh=Nn,t.MeshBasicMaterial=Ye,t.MeshDepthMaterial=ta,t.MeshDistanceMaterial=ea,t.MeshFaceMaterial=function(t){return console.warn("THREE.MeshFaceMaterial has been removed. Use an Array instead."),t},t.MeshLambertMaterial=Zs,t.MeshMatcapMaterial=Js,t.MeshNormalMaterial=Ys,t.MeshPhongMaterial=qs,t.MeshPhysicalMaterial=Ws,t.MeshStandardMaterial=js,t.MeshToonMaterial=Xs,t.MinEquation=103,t.MirroredRepeatWrapping=p,t.MixOperation=1,t.MultiMaterial=function(t){return void 0===t&&(t=[]),console.warn("THREE.MultiMaterial has been removed. 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ho(t)},t.PointLight=el,t.PointLightHelper=Lh,t.Points=vo,t.PointsMaterial=ho,t.PolarGridHelper=Dh,t.PolyhedronBufferGeometry=Eo,t.PolyhedronGeometry=To,t.PositionalAudio=Vl,t.PropertyBinding=rh,t.PropertyMixer=Wl,t.QuadraticBezierCurve=kc,t.QuadraticBezierCurve3=Vc,t.Quaternion=bt,t.QuaternionKeyframeTrack=lc,t.QuaternionLinearInterpolant=cc,t.REVISION=e,t.RGBADepthPacking=3201,t.RGBAFormat=E,t.RGBAIntegerFormat=1033,t.RGBA_ASTC_10x10_Format=37819,t.RGBA_ASTC_10x5_Format=37816,t.RGBA_ASTC_10x6_Format=37817,t.RGBA_ASTC_10x8_Format=37818,t.RGBA_ASTC_12x10_Format=37820,t.RGBA_ASTC_12x12_Format=37821,t.RGBA_ASTC_4x4_Format=37808,t.RGBA_ASTC_5x4_Format=37809,t.RGBA_ASTC_5x5_Format=37810,t.RGBA_ASTC_6x5_Format=37811,t.RGBA_ASTC_6x6_Format=37812,t.RGBA_ASTC_8x5_Format=37813,t.RGBA_ASTC_8x6_Format=37814,t.RGBA_ASTC_8x8_Format=37815,t.RGBA_BPTC_Format=36492,t.RGBA_ETC2_EAC_Format=G,t.RGBA_PVRTC_2BPPV1_Format=B,t.RGBA_PVRTC_4BPPV1_Format=N,t.RGBA_S3TC_DXT1_Format=P,t.RGBA_S3TC_DXT3_Format=C,t.RGBA_S3TC_DXT5_Format=O,t.RGBDEncoding=$,t.RGBEEncoding=J,t.RGBEFormat=1023,t.RGBFormat=T,t.RGBIntegerFormat=1032,t.RGBM16Encoding=K,t.RGBM7Encoding=Q,t.RGB_ETC1_Format=36196,t.RGB_ETC2_Format=z,t.RGB_PVRTC_2BPPV1_Format=D,t.RGB_PVRTC_4BPPV1_Format=I,t.RGB_S3TC_DXT1_Format=R,t.RGFormat=1030,t.RGIntegerFormat=1031,t.RawShaderMaterial=Vs,t.Ray=Zt,t.Raycaster=hh,t.RectAreaLight=ol,t.RedFormat=1028,t.RedIntegerFormat=1029,t.ReinhardToneMapping=2,t.RepeatWrapping=h,t.ReplaceStencilOp=7681,t.ReverseSubtractEquation=102,t.RingBufferGeometry=Ss,t.RingGeometry=Ms,t.SRGB8_ALPHA8_ASTC_10x10_Format=37851,t.SRGB8_ALPHA8_ASTC_10x5_Format=37848,t.SRGB8_ALPHA8_ASTC_10x6_Format=37849,t.SRGB8_ALPHA8_ASTC_10x8_Format=37850,t.SRGB8_ALPHA8_ASTC_12x10_Format=37852,t.SRGB8_ALPHA8_ASTC_12x12_Format=37853,t.SRGB8_ALPHA8_ASTC_4x4_Format=37840,t.SRGB8_ALPHA8_ASTC_5x4_Format=37841,t.SRGB8_ALPHA8_ASTC_5x5_Format=37842,t.SRGB8_ALPHA8_ASTC_6x5_Format=37843,t.SRGB8_ALPHA8_ASTC_6x6_Format=37844,t.SRGB8_ALPHA8_ASTC_8x5_Format=37845,t.SRGB8_ALPHA8_ASTC_8x6_Format=37846,t.SRGB8_ALPHA8_ASTC_8x8_Format=37847,t.Scene=ma,t.SceneUtils=Mu,t.ShaderChunk=cr,t.ShaderLib=hr,t.ShaderMaterial=Yn,t.ShadowMaterial=ks,t.Shape=Yc,t.ShapeBufferGeometry=Ls,t.ShapeGeometry=As,t.ShapePath=_l,t.ShapeUtils=ps,t.ShortType=1011,t.Skeleton=qa,t.SkeletonHelper=Eh,t.SkinnedMesh=Va,t.SmoothShading=2,t.Sphere=Ht,t.SphereBufferGeometry=ws,t.SphereGeometry=_s,t.Spherical=dh,t.SphericalHarmonics3=sl,t.Spline=_u,t.SplineCurve=jc,t.SplineCurve3=bu,t.SpotLight=$c,t.SpotLightHelper=wh,t.Sprite=Ia,t.SpriteMaterial=ba,t.SrcAlphaFactor=204,t.SrcAlphaSaturateFactor=210,t.SrcColorFactor=202,t.StaticCopyUsage=35046,t.StaticDrawUsage=et,t.StaticReadUsage=35045,t.StereoCamera=Cl,t.StreamCopyUsage=35042,t.StreamDrawUsage=35040,t.StreamReadUsage=35041,t.StringKeyframeTrack=hc,t.SubtractEquation=101,t.SubtractiveBlending=3,t.TOUCH={ROTATE:0,PAN:1,DOLLY_PAN:2,DOLLY_ROTATE:3},t.TangentSpaceNormalMap=0,t.TetrahedronBufferGeometry=Lo,t.TetrahedronGeometry=Ao,t.TextBufferGeometry=bs,t.TextGeometry=xs,t.Texture=mt,t.TextureLoader=Tc,t.TorusBufferGeometry=Fo,t.TorusGeometry=Uo,t.TorusKnotBufferGeometry=Go,t.TorusKnotGeometry=zo,t.Triangle=ze,t.TriangleFanDrawMode=2,t.TriangleStripDrawMode=1,t.TrianglesDrawMode=0,t.TubeBufferGeometry=Bo,t.TubeGeometry=No,t.UVMapping=r,t.Uint16Attribute=function(t,e){return console.warn("THREE.Uint16Attribute has been removed. Use new THREE.Uint16BufferAttribute() instead."),new nn(t,e)},t.Uint16BufferAttribute=nn,t.Uint32Attribute=function(t,e){return console.warn("THREE.Uint32Attribute has been removed. Use new THREE.Uint32BufferAttribute() instead."),new an(t,e)},t.Uint32BufferAttribute=an,t.Uint8Attribute=function(t,e){return console.warn("THREE.Uint8Attribute has been removed. Use new THREE.Uint8BufferAttribute() instead."),new $e(t,e)},t.Uint8BufferAttribute=$e,t.Uint8ClampedAttribute=function(t,e){return console.warn("THREE.Uint8ClampedAttribute has been removed. 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Use THREE.WireframeGeometry instead."),new co(new wo(t.geometry),new $a({color:void 0!==e?e:16777215}))},t.WrapAroundEnding=j,t.XHRLoader=function(t){return console.warn("THREE.XHRLoader has been renamed to THREE.FileLoader."),new xc(t)},t.ZeroCurvatureEnding=k,t.ZeroFactor=200,t.ZeroSlopeEnding=V,t.ZeroStencilOp=0,t.sRGBEncoding=Y,Object.defineProperty(t,"__esModule",{value:!0})}));