/* @preserve skinview3d / MIT License / https://github.com/bs-community/skinview3d */
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Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(e,t)):this.multiplyQuaternions(this,e)},premultiply:function(e){return this.multiplyQuaternions(e,this)},multiplyQuaternions:function(e,t){var n=e._x,i=e._y,r=e._z,a=e._w,o=t._x,s=t._y,l=t._z,c=t._w;return this._x=n*c+a*o+i*l-r*s,this._y=i*c+a*s+r*o-n*l,this._z=r*c+a*l+n*s-i*o,this._w=a*c-n*o-i*s-r*l,this._onChangeCallback(),this},slerp:function(e,t){if(0===t)return this;if(1===t)return this.copy(e);var n=this._x,i=this._y,r=this._z,a=this._w,o=a*e._w+n*e._x+i*e._y+r*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=a,this._x=n,this._y=i,this._z=r,this;var s=1-o*o;if(s<=Number.EPSILON){var l=1-t;return this._w=l*a+t*this._w,this._x=l*n+t*this._x,this._y=l*i+t*this._y,this._z=l*r+t*this._z,this.normalize(),this._onChangeCallback(),this}var c=Math.sqrt(s),h=Math.atan2(c,o),u=Math.sin((1-t)*h)/c,d=Math.sin(t*h)/c;return this._w=a*u+this._w*d,this._x=n*u+this._x*d,this._y=i*u+this._y*d,this._z=r*u+this._z*d,this._onChangeCallback(),this},equals:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w},fromArray:function(e,t){return void 0===t&&(t=0),this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e},_onChange:function(e){return this._onChangeCallback=e,this},_onChangeCallback:function(){}});var p=new g,m=new f;function g(e,t,n){this.x=e||0,this.y=t||0,this.z=n||0}Object.assign(g.prototype,{isVector3:!0,set:function(e,t,n){return this.x=e,this.y=t,this.z=n,this},setScalar:function(e){return this.x=e,this.y=e,this.z=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setZ:function(e){return this.z=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this)},addScalar:function(e){return this.x+=e,this.y+=e,this.z+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this)},subScalar:function(e){return this.x-=e,this.y-=e,this.z-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(e,t)):(this.x*=e.x,this.y*=e.y,this.z*=e.z,this)},multiplyScalar:function(e){return this.x*=e,this.y*=e,this.z*=e,this},multiplyVectors:function(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this},applyEuler:function(e){return e&&e.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(m.setFromEuler(e))},applyAxisAngle:function(e,t){return this.applyQuaternion(m.setFromAxisAngle(e,t))},applyMatrix3:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*i,this.y=r[1]*t+r[4]*n+r[7]*i,this.z=r[2]*t+r[5]*n+r[8]*i,this},applyNormalMatrix:function(e){return this.applyMatrix3(e).normalize()},applyMatrix4:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements,a=1/(r[3]*t+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*i+r[12])*a,this.y=(r[1]*t+r[5]*n+r[9]*i+r[13])*a,this.z=(r[2]*t+r[6]*n+r[10]*i+r[14])*a,this},applyQuaternion:function(e){var t=this.x,n=this.y,i=this.z,r=e.x,a=e.y,o=e.z,s=e.w,l=s*t+a*i-o*n,c=s*n+o*t-r*i,h=s*i+r*n-a*t,u=-r*t-a*n-o*i;return this.x=l*s+u*-r+c*-o-h*-a,this.y=c*s+u*-a+h*-r-l*-o,this.z=h*s+u*-o+l*-a-c*-r,this},project:function(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)},unproject:function(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)},transformDirection:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i,this.y=r[1]*t+r[5]*n+r[9]*i,this.z=r[2]*t+r[6]*n+r[10]*i,this.normalize()},divide:function(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this},divideScalar:function(e){return this.multiplyScalar(1/e)},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},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},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(e){return this.x*e.x+this.y*e.y+this.z*e.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this},lerpVectors:function(e,t,n){return this.subVectors(t,e).multiplyScalar(n).add(e)},cross:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(e,t)):this.crossVectors(this,e)},crossVectors:function(e,t){var n=e.x,i=e.y,r=e.z,a=t.x,o=t.y,s=t.z;return this.x=i*s-r*o,this.y=r*a-n*s,this.z=n*o-i*a,this},projectOnVector:function(e){var t=e.dot(this)/e.lengthSq();return this.copy(e).multiplyScalar(t)},projectOnPlane:function(e){return p.copy(this).projectOnVector(e),this.sub(p)},reflect:function(e){return this.sub(p.copy(e).multiplyScalar(2*this.dot(e)))},angleTo:function(e){var t=Math.sqrt(this.lengthSq()*e.lengthSq());0===t&&console.error("THREE.Vector3: angleTo() can't handle zero length vectors.");var n=this.dot(e)/t;return Math.acos(u.clamp(n,-1,1))},distanceTo:function(e){return Math.sqrt(this.distanceToSquared(e))},distanceToSquared:function(e){var t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i},manhattanDistanceTo:function(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)},setFromSpherical:function(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)},setFromSphericalCoords:function(e,t,n){var i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this},setFromCylindrical:function(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)},setFromCylindricalCoords:function(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this},setFromMatrixPosition:function(e){var t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this},setFromMatrixScale:function(e){var t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this},setFromMatrixColumn:function(e,t){return this.fromArray(e.elements,4*t)},equals:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this.z=e[t+2],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}});var v,_=new g;function x(){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.")}Object.assign(x.prototype,{isMatrix3:!0,set:function(e,t,n,i,r,a,o,s,l){var c=this.elements;return c[0]=e,c[1]=i,c[2]=o,c[3]=t,c[4]=r,c[5]=s,c[6]=n,c[7]=a,c[8]=l,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this},setFromMatrix4:function(e){var t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this},applyToBufferAttribute:function(e){for(var t=0,n=e.count;t<n;t++)_.x=e.getX(t),_.y=e.getY(t),_.z=e.getZ(t),_.applyMatrix3(this),e.setXYZ(t,_.x,_.y,_.z);return e},multiply:function(e){return this.multiplyMatrices(this,e)},premultiply:function(e){return this.multiplyMatrices(e,this)},multiplyMatrices:function(e,t){var n=e.elements,i=t.elements,r=this.elements,a=n[0],o=n[3],s=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],f=n[8],p=i[0],m=i[3],g=i[6],v=i[1],_=i[4],x=i[7],y=i[2],M=i[5],b=i[8];return r[0]=a*p+o*v+s*y,r[3]=a*m+o*_+s*M,r[6]=a*g+o*x+s*b,r[1]=l*p+c*v+h*y,r[4]=l*m+c*_+h*M,r[7]=l*g+c*x+h*b,r[2]=u*p+d*v+f*y,r[5]=u*m+d*_+f*M,r[8]=u*g+d*x+f*b,this},multiplyScalar:function(e){var t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this},determinant:function(){var e=this.elements,t=e[0],n=e[1],i=e[2],r=e[3],a=e[4],o=e[5],s=e[6],l=e[7],c=e[8];return t*a*c-t*o*l-n*r*c+n*o*s+i*r*l-i*a*s},getInverse:function(e,t){e&&e.isMatrix4&&console.error("THREE.Matrix3: .getInverse() no longer takes a Matrix4 argument.");var n=e.elements,i=this.elements,r=n[0],a=n[1],o=n[2],s=n[3],l=n[4],c=n[5],h=n[6],u=n[7],d=n[8],f=d*l-c*u,p=c*h-d*s,m=u*s-l*h,g=r*f+a*p+o*m;if(0===g){var v="THREE.Matrix3: .getInverse() can't invert matrix, determinant is 0";if(!0===t)throw new Error(v);return console.warn(v),this.identity()}var _=1/g;return i[0]=f*_,i[1]=(o*u-d*a)*_,i[2]=(c*a-o*l)*_,i[3]=p*_,i[4]=(d*r-o*h)*_,i[5]=(o*s-c*r)*_,i[6]=m*_,i[7]=(a*h-u*r)*_,i[8]=(l*r-a*s)*_,this},transpose:function(){var e,t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this},getNormalMatrix:function(e){return this.setFromMatrix4(e).getInverse(this).transpose()},transposeIntoArray:function(e){var t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this},setUvTransform:function(e,t,n,i,r,a,o){var s=Math.cos(r),l=Math.sin(r);this.set(n*s,n*l,-n*(s*a+l*o)+a+e,-i*l,i*s,-i*(-l*a+s*o)+o+t,0,0,1)},scale:function(e,t){var n=this.elements;return n[0]*=e,n[3]*=e,n[6]*=e,n[1]*=t,n[4]*=t,n[7]*=t,this},rotate:function(e){var t=Math.cos(e),n=Math.sin(e),i=this.elements,r=i[0],a=i[3],o=i[6],s=i[1],l=i[4],c=i[7];return i[0]=t*r+n*s,i[3]=t*a+n*l,i[6]=t*o+n*c,i[1]=-n*r+t*s,i[4]=-n*a+t*l,i[7]=-n*o+t*c,this},translate:function(e,t){var n=this.elements;return n[0]+=e*n[2],n[3]+=e*n[5],n[6]+=e*n[8],n[1]+=t*n[2],n[4]+=t*n[5],n[7]+=t*n[8],this},equals:function(e){for(var t=this.elements,n=e.elements,i=0;i<9;i++)if(t[i]!==n[i])return!1;return!0},fromArray:function(e,t){void 0===t&&(t=0);for(var n=0;n<9;n++)this.elements[n]=e[n+t];return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);var n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}});var y=function(e){var t;if("undefined"==typeof HTMLCanvasElement)return e.src;if(e instanceof HTMLCanvasElement)t=e;else{void 0===v&&(v=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),v.width=e.width,v.height=e.height;var n=v.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=v}return t.width>2048||t.height>2048?t.toDataURL("image/jpeg",.6):t.toDataURL("image/png")},M=0;function b(e,t,n,i,r,a,o,s,l,c){Object.defineProperty(this,"id",{value:M++}),this.uuid=u.generateUUID(),this.name="",this.image=void 0!==e?e:b.DEFAULT_IMAGE,this.mipmaps=[],this.mapping=void 0!==t?t:b.DEFAULT_MAPPING,this.wrapS=void 0!==n?n:1001,this.wrapT=void 0!==i?i:1001,this.magFilter=void 0!==r?r:1006,this.minFilter=void 0!==a?a:1008,this.anisotropy=void 0!==l?l:1,this.format=void 0!==o?o:1023,this.internalFormat=null,this.type=void 0!==s?s:1009,this.offset=new d(0,0),this.repeat=new d(1,1),this.center=new d(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new x,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=void 0!==c?c:3e3,this.version=0,this.onUpdate=null}function E(e,t,n,i){this.x=e||0,this.y=t||0,this.z=n||0,this.w=void 0!==i?i:1}function w(e,t,n){this.width=e,this.height=t,this.scissor=new E(0,0,e,t),this.scissorTest=!1,this.viewport=new E(0,0,e,t),n=n||{},this.texture=new b(void 0,void 0,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.encoding),this.texture.image={},this.texture.image.width=e,this.texture.image.height=t,this.texture.generateMipmaps=void 0!==n.generateMipmaps&&n.generateMipmaps,this.texture.minFilter=void 0!==n.minFilter?n.minFilter:1006,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}b.DEFAULT_IMAGE=void 0,b.DEFAULT_MAPPING=300,b.prototype=Object.assign(Object.create(l.prototype),{constructor:b,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(e){return this.name=e.name,this.image=e.image,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.encoding=e.encoding,this},toJSON:function(e){var t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.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 i=this.image;if(void 0===i.uuid&&(i.uuid=u.generateUUID()),!t&&void 0===e.images[i.uuid]){var r;if(Array.isArray(i)){r=[];for(var a=0,o=i.length;a<o;a++)r.push(y(i[a]))}else r=y(i);e.images[i.uuid]={uuid:i.uuid,url:r}}n.image=i.uuid}return t||(e.textures[this.uuid]=n),n},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(e){if(300!==this.mapping)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case 1e3:e.x=e.x-Math.floor(e.x);break;case 1001:e.x=e.x<0?0:1;break;case 1002:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case 1e3:e.y=e.y-Math.floor(e.y);break;case 1001:e.y=e.y<0?0:1;break;case 1002:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}}),Object.defineProperty(b.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.defineProperties(E.prototype,{width:{get:function(){return this.z},set:function(e){this.z=e}},height:{get:function(){return this.w},set:function(e){this.w=e}}}),Object.assign(E.prototype,{isVector4:!0,set:function(e,t,n,i){return this.x=e,this.y=t,this.z=n,this.w=i,this},setScalar:function(e){return this.x=e,this.y=e,this.z=e,this.w=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setZ:function(e){return this.z=e,this},setW:function(e){return this.w=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this)},addScalar:function(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this)},subScalar:function(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this},multiplyScalar:function(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this},applyMatrix4:function(e){var t=this.x,n=this.y,i=this.z,r=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*i+a[12]*r,this.y=a[1]*t+a[5]*n+a[9]*i+a[13]*r,this.z=a[2]*t+a[6]*n+a[10]*i+a[14]*r,this.w=a[3]*t+a[7]*n+a[11]*i+a[15]*r,this},divideScalar:function(e){return this.multiplyScalar(1/e)},setAxisAngleFromQuaternion:function(e){this.w=2*Math.acos(e.w);var t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this},setAxisAngleFromRotationMatrix:function(e){var t,n,i,r,a=e.elements,o=a[0],s=a[4],l=a[8],c=a[1],h=a[5],u=a[9],d=a[2],f=a[6],p=a[10];if(Math.abs(s-c)<.01&&Math.abs(l-d)<.01&&Math.abs(u-f)<.01){if(Math.abs(s+c)<.1&&Math.abs(l+d)<.1&&Math.abs(u+f)<.1&&Math.abs(o+h+p-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;var m=(o+1)/2,g=(h+1)/2,v=(p+1)/2,_=(s+c)/4,x=(l+d)/4,y=(u+f)/4;return m>g&&m>v?m<.01?(n=0,i=.707106781,r=.707106781):(i=_/(n=Math.sqrt(m)),r=x/n):g>v?g<.01?(n=.707106781,i=0,r=.707106781):(n=_/(i=Math.sqrt(g)),r=y/i):v<.01?(n=.707106781,i=.707106781,r=0):(n=x/(r=Math.sqrt(v)),i=y/r),this.set(n,i,r,t),this}var M=Math.sqrt((f-u)*(f-u)+(l-d)*(l-d)+(c-s)*(c-s));return Math.abs(M)<.001&&(M=1),this.x=(f-u)/M,this.y=(l-d)/M,this.z=(c-s)/M,this.w=Math.acos((o+h+p-1)/2),this},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},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},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},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},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},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this},lerpVectors:function(e,t,n){return this.subVectors(t,e).multiplyScalar(n).add(e)},equals:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}}),w.prototype=Object.assign(Object.create(l.prototype),{constructor:w,isWebGLRenderTarget:!0,setSize:function(e,t){this.width===e&&this.height===t||(this.width=e,this.height=t,this.texture.image.width=e,this.texture.image.height=t,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.width=e.width,this.height=e.height,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.depthTexture=e.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});var T=new g,S=new C,A=new g(0,0,0),L=new g(1,1,1),R=new g,P=new g,N=new g;function C(){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.")}Object.assign(C.prototype,{isMatrix4:!0,set:function(e,t,n,i,r,a,o,s,l,c,h,u,d,f,p,m){var g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=i,g[1]=r,g[5]=a,g[9]=o,g[13]=s,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=f,g[11]=p,g[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new C).fromArray(this.elements)},copy:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this},copyPosition:function(e){var t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this},extractBasis:function(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this},extractRotation:function(e){var t=this.elements,n=e.elements,i=1/T.setFromMatrixColumn(e,0).length(),r=1/T.setFromMatrixColumn(e,1).length(),a=1/T.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this},makeRotationFromEuler:function(e){e&&e.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var t=this.elements,n=e.x,i=e.y,r=e.z,a=Math.cos(n),o=Math.sin(n),s=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===e.order){var u=a*c,d=a*h,f=o*c,p=o*h;t[0]=s*c,t[4]=-s*h,t[8]=l,t[1]=d+f*l,t[5]=u-p*l,t[9]=-o*s,t[2]=p-u*l,t[6]=f+d*l,t[10]=a*s}else if("YXZ"===e.order){var m=s*c,g=s*h,v=l*c,_=l*h;t[0]=m+_*o,t[4]=v*o-g,t[8]=a*l,t[1]=a*h,t[5]=a*c,t[9]=-o,t[2]=g*o-v,t[6]=_+m*o,t[10]=a*s}else if("ZXY"===e.order){m=s*c,g=s*h,v=l*c,_=l*h;t[0]=m-_*o,t[4]=-a*h,t[8]=v+g*o,t[1]=g+v*o,t[5]=a*c,t[9]=_-m*o,t[2]=-a*l,t[6]=o,t[10]=a*s}else if("ZYX"===e.order){u=a*c,d=a*h,f=o*c,p=o*h;t[0]=s*c,t[4]=f*l-d,t[8]=u*l+p,t[1]=s*h,t[5]=p*l+u,t[9]=d*l-f,t[2]=-l,t[6]=o*s,t[10]=a*s}else if("YZX"===e.order){var x=a*s,y=a*l,M=o*s,b=o*l;t[0]=s*c,t[4]=b-x*h,t[8]=M*h+y,t[1]=h,t[5]=a*c,t[9]=-o*c,t[2]=-l*c,t[6]=y*h+M,t[10]=x-b*h}else if("XZY"===e.order){x=a*s,y=a*l,M=o*s,b=o*l;t[0]=s*c,t[4]=-h,t[8]=l*c,t[1]=x*h+b,t[5]=a*c,t[9]=y*h-M,t[2]=M*h-y,t[6]=o*c,t[10]=b*h+x}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this},makeRotationFromQuaternion:function(e){return this.compose(A,e,L)},lookAt:function(e,t,n){var i=this.elements;return N.subVectors(e,t),0===N.lengthSq()&&(N.z=1),N.normalize(),R.crossVectors(n,N),0===R.lengthSq()&&(1===Math.abs(n.z)?N.x+=1e-4:N.z+=1e-4,N.normalize(),R.crossVectors(n,N)),R.normalize(),P.crossVectors(N,R),i[0]=R.x,i[4]=P.x,i[8]=N.x,i[1]=R.y,i[5]=P.y,i[9]=N.y,i[2]=R.z,i[6]=P.z,i[10]=N.z,this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(e,t)):this.multiplyMatrices(this,e)},premultiply:function(e){return this.multiplyMatrices(e,this)},multiplyMatrices:function(e,t){var n=e.elements,i=t.elements,r=this.elements,a=n[0],o=n[4],s=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],f=n[2],p=n[6],m=n[10],g=n[14],v=n[3],_=n[7],x=n[11],y=n[15],M=i[0],b=i[4],E=i[8],w=i[12],T=i[1],S=i[5],A=i[9],L=i[13],R=i[2],P=i[6],N=i[10],C=i[14],D=i[3],U=i[7],I=i[11],F=i[15];return r[0]=a*M+o*T+s*R+l*D,r[4]=a*b+o*S+s*P+l*U,r[8]=a*E+o*A+s*N+l*I,r[12]=a*w+o*L+s*C+l*F,r[1]=c*M+h*T+u*R+d*D,r[5]=c*b+h*S+u*P+d*U,r[9]=c*E+h*A+u*N+d*I,r[13]=c*w+h*L+u*C+d*F,r[2]=f*M+p*T+m*R+g*D,r[6]=f*b+p*S+m*P+g*U,r[10]=f*E+p*A+m*N+g*I,r[14]=f*w+p*L+m*C+g*F,r[3]=v*M+_*T+x*R+y*D,r[7]=v*b+_*S+x*P+y*U,r[11]=v*E+_*A+x*N+y*I,r[15]=v*w+_*L+x*C+y*F,this},multiplyScalar:function(e){var t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this},applyToBufferAttribute:function(e){for(var t=0,n=e.count;t<n;t++)T.x=e.getX(t),T.y=e.getY(t),T.z=e.getZ(t),T.applyMatrix4(this),e.setXYZ(t,T.x,T.y,T.z);return e},determinant:function(){var e=this.elements,t=e[0],n=e[4],i=e[8],r=e[12],a=e[1],o=e[5],s=e[9],l=e[13],c=e[2],h=e[6],u=e[10],d=e[14];return e[3]*(+r*s*h-i*l*h-r*o*u+n*l*u+i*o*d-n*s*d)+e[7]*(+t*s*d-t*l*u+r*a*u-i*a*d+i*l*c-r*s*c)+e[11]*(+t*l*h-t*o*d-r*a*h+n*a*d+r*o*c-n*l*c)+e[15]*(-i*o*c-t*s*h+t*o*u+i*a*h-n*a*u+n*s*c)},transpose:function(){var e,t=this.elements;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this},setPosition:function(e,t,n){var i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this},getInverse:function(e,t){var n=this.elements,i=e.elements,r=i[0],a=i[1],o=i[2],s=i[3],l=i[4],c=i[5],h=i[6],u=i[7],d=i[8],f=i[9],p=i[10],m=i[11],g=i[12],v=i[13],_=i[14],x=i[15],y=f*_*u-v*p*u+v*h*m-c*_*m-f*h*x+c*p*x,M=g*p*u-d*_*u-g*h*m+l*_*m+d*h*x-l*p*x,b=d*v*u-g*f*u+g*c*m-l*v*m-d*c*x+l*f*x,E=g*f*h-d*v*h-g*c*p+l*v*p+d*c*_-l*f*_,w=r*y+a*M+o*b+s*E;if(0===w){var T="THREE.Matrix4: .getInverse() can't invert matrix, determinant is 0";if(!0===t)throw new Error(T);return console.warn(T),this.identity()}var S=1/w;return n[0]=y*S,n[1]=(v*p*s-f*_*s-v*o*m+a*_*m+f*o*x-a*p*x)*S,n[2]=(c*_*s-v*h*s+v*o*u-a*_*u-c*o*x+a*h*x)*S,n[3]=(f*h*s-c*p*s-f*o*u+a*p*u+c*o*m-a*h*m)*S,n[4]=M*S,n[5]=(d*_*s-g*p*s+g*o*m-r*_*m-d*o*x+r*p*x)*S,n[6]=(g*h*s-l*_*s-g*o*u+r*_*u+l*o*x-r*h*x)*S,n[7]=(l*p*s-d*h*s+d*o*u-r*p*u-l*o*m+r*h*m)*S,n[8]=b*S,n[9]=(g*f*s-d*v*s-g*a*m+r*v*m+d*a*x-r*f*x)*S,n[10]=(l*v*s-g*c*s+g*a*u-r*v*u-l*a*x+r*c*x)*S,n[11]=(d*c*s-l*f*s-d*a*u+r*f*u+l*a*m-r*c*m)*S,n[12]=E*S,n[13]=(d*v*o-g*f*o+g*a*p-r*v*p-d*a*_+r*f*_)*S,n[14]=(g*c*o-l*v*o-g*a*h+r*v*h+l*a*_-r*c*_)*S,n[15]=(l*f*o-d*c*o+d*a*h-r*f*h-l*a*p+r*c*p)*S,this},scale:function(e){var t=this.elements,n=e.x,i=e.y,r=e.z;return t[0]*=n,t[4]*=i,t[8]*=r,t[1]*=n,t[5]*=i,t[9]*=r,t[2]*=n,t[6]*=i,t[10]*=r,t[3]*=n,t[7]*=i,t[11]*=r,this},getMaxScaleOnAxis:function(){var e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))},makeTranslation:function(e,t,n){return this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this},makeRotationX:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this},makeRotationY:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this},makeRotationZ:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(e,t){var n=Math.cos(t),i=Math.sin(t),r=1-n,a=e.x,o=e.y,s=e.z,l=r*a,c=r*o;return this.set(l*a+n,l*o-i*s,l*s+i*o,0,l*o+i*s,c*o+n,c*s-i*a,0,l*s-i*o,c*s+i*a,r*s*s+n,0,0,0,0,1),this},makeScale:function(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this},makeShear:function(e,t,n){return this.set(1,t,n,0,e,1,n,0,e,t,1,0,0,0,0,1),this},compose:function(e,t,n){var i=this.elements,r=t._x,a=t._y,o=t._z,s=t._w,l=r+r,c=a+a,h=o+o,u=r*l,d=r*c,f=r*h,p=a*c,m=a*h,g=o*h,v=s*l,_=s*c,x=s*h,y=n.x,M=n.y,b=n.z;return i[0]=(1-(p+g))*y,i[1]=(d+x)*y,i[2]=(f-_)*y,i[3]=0,i[4]=(d-x)*M,i[5]=(1-(u+g))*M,i[6]=(m+v)*M,i[7]=0,i[8]=(f+_)*b,i[9]=(m-v)*b,i[10]=(1-(u+p))*b,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this},decompose:function(e,t,n){var i=this.elements,r=T.set(i[0],i[1],i[2]).length(),a=T.set(i[4],i[5],i[6]).length(),o=T.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],S.copy(this);var s=1/r,l=1/a,c=1/o;return S.elements[0]*=s,S.elements[1]*=s,S.elements[2]*=s,S.elements[4]*=l,S.elements[5]*=l,S.elements[6]*=l,S.elements[8]*=c,S.elements[9]*=c,S.elements[10]*=c,t.setFromRotationMatrix(S),n.x=r,n.y=a,n.z=o,this},makePerspective:function(e,t,n,i,r,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*r/(t-e),l=2*r/(n-i),c=(t+e)/(t-e),h=(n+i)/(n-i),u=-(a+r)/(a-r),d=-2*a*r/(a-r);return o[0]=s,o[4]=0,o[8]=c,o[12]=0,o[1]=0,o[5]=l,o[9]=h,o[13]=0,o[2]=0,o[6]=0,o[10]=u,o[14]=d,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this},makeOrthographic:function(e,t,n,i,r,a){var o=this.elements,s=1/(t-e),l=1/(n-i),c=1/(a-r),h=(t+e)*s,u=(n+i)*l,d=(a+r)*c;return o[0]=2*s,o[4]=0,o[8]=0,o[12]=-h,o[1]=0,o[5]=2*l,o[9]=0,o[13]=-u,o[2]=0,o[6]=0,o[10]=-2*c,o[14]=-d,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this},equals:function(e){for(var t=this.elements,n=e.elements,i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0},fromArray:function(e,t){void 0===t&&(t=0);for(var n=0;n<16;n++)this.elements[n]=e[n+t];return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);var n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}});var D=new C,U=new f;function I(e,t,n,i){this._x=e||0,this._y=t||0,this._z=n||0,this._order=i||I.DefaultOrder}function F(){this.mask=1}I.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],I.DefaultOrder="XYZ",Object.defineProperties(I.prototype,{x:{get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},order:{get:function(){return this._order},set:function(e){this._order=e,this._onChangeCallback()}}}),Object.assign(I.prototype,{isEuler:!0,set:function(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._order=i||this._order,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this},setFromRotationMatrix:function(e,t,n){var i=u.clamp,r=e.elements,a=r[0],o=r[4],s=r[8],l=r[1],c=r[5],h=r[9],d=r[2],f=r[6],p=r[10];return"XYZ"===(t=t||this._order)?(this._y=Math.asin(i(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-h,p),this._z=Math.atan2(-o,a)):(this._x=Math.atan2(f,c),this._z=0)):"YXZ"===t?(this._x=Math.asin(-i(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(s,p),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-d,a),this._z=0)):"ZXY"===t?(this._x=Math.asin(i(f,-1,1)),Math.abs(f)<.9999999?(this._y=Math.atan2(-d,p),this._z=Math.atan2(-o,c)):(this._y=0,this._z=Math.atan2(l,a))):"ZYX"===t?(this._y=Math.asin(-i(d,-1,1)),Math.abs(d)<.9999999?(this._x=Math.atan2(f,p),this._z=Math.atan2(l,a)):(this._x=0,this._z=Math.atan2(-o,c))):"YZX"===t?(this._z=Math.asin(i(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-d,a)):(this._x=0,this._y=Math.atan2(s,p))):"XZY"===t?(this._z=Math.asin(-i(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(f,c),this._y=Math.atan2(s,a)):(this._x=Math.atan2(-h,p),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+t),this._order=t,!1!==n&&this._onChangeCallback(),this},setFromQuaternion:function(e,t,n){return D.makeRotationFromQuaternion(e),this.setFromRotationMatrix(D,t,n)},setFromVector3:function(e,t){return this.set(e.x,e.y,e.z,t||this._order)},reorder:function(e){return U.setFromEuler(this),this.setFromQuaternion(U,e)},equals:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order},fromArray:function(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e},toVector3:function(e){return e?e.set(this._x,this._y,this._z):new g(this._x,this._y,this._z)},_onChange:function(e){return this._onChangeCallback=e,this},_onChangeCallback:function(){}}),Object.assign(F.prototype,{set:function(e){this.mask=1<<e|0},enable:function(e){this.mask|=1<<e|0},enableAll:function(){this.mask=-1},toggle:function(e){this.mask^=1<<e|0},disable:function(e){this.mask&=~(1<<e|0)},disableAll:function(){this.mask=0},test:function(e){return 0!=(this.mask&e.mask)}});var O=0,z=new g,B=new f,V=new C,G=new g,H=new g,k=new g,W=new f,X=new g(1,0,0),j=new g(0,1,0),Y=new g(0,0,1),q={type:"added"},Z={type:"removed"};function J(){Object.defineProperty(this,"id",{value:O++}),this.uuid=u.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=J.DefaultUp.clone();var e=new g,t=new I,n=new f,i=new g(1,1,1);t._onChange((function(){n.setFromEuler(t,!1)})),n._onChange((function(){t.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new C},normalMatrix:{value:new x}}),this.matrix=new C,this.matrixWorld=new C,this.matrixAutoUpdate=J.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new F,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={}}function K(){J.call(this),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}))}J.DefaultUp=new g(0,1,0),J.DefaultMatrixAutoUpdate=!0,J.prototype=Object.assign(Object.create(l.prototype),{constructor:J,isObject3D:!0,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix:function(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(e){return this.quaternion.premultiply(e),this},setRotationFromAxisAngle:function(e,t){this.quaternion.setFromAxisAngle(e,t)},setRotationFromEuler:function(e){this.quaternion.setFromEuler(e,!0)},setRotationFromMatrix:function(e){this.quaternion.setFromRotationMatrix(e)},setRotationFromQuaternion:function(e){this.quaternion.copy(e)},rotateOnAxis:function(e,t){return B.setFromAxisAngle(e,t),this.quaternion.multiply(B),this},rotateOnWorldAxis:function(e,t){return B.setFromAxisAngle(e,t),this.quaternion.premultiply(B),this},rotateX:function(e){return this.rotateOnAxis(X,e)},rotateY:function(e){return this.rotateOnAxis(j,e)},rotateZ:function(e){return this.rotateOnAxis(Y,e)},translateOnAxis:function(e,t){return z.copy(e).applyQuaternion(this.quaternion),this.position.add(z.multiplyScalar(t)),this},translateX:function(e){return this.translateOnAxis(X,e)},translateY:function(e){return this.translateOnAxis(j,e)},translateZ:function(e){return this.translateOnAxis(Y,e)},localToWorld:function(e){return e.applyMatrix4(this.matrixWorld)},worldToLocal:function(e){return e.applyMatrix4(V.getInverse(this.matrixWorld))},lookAt:function(e,t,n){e.isVector3?G.copy(e):G.set(e,t,n);var i=this.parent;this.updateWorldMatrix(!0,!1),H.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?V.lookAt(H,G,this.up):V.lookAt(G,H,this.up),this.quaternion.setFromRotationMatrix(V),i&&(V.extractRotation(i.matrixWorld),B.setFromRotationMatrix(V),this.quaternion.premultiply(B.inverse()))},add:function(e){if(arguments.length>1){for(var t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(null!==e.parent&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(q)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)},remove:function(e){if(arguments.length>1){for(var t=0;t<arguments.length;t++)this.remove(arguments[t]);return this}var n=this.children.indexOf(e);return-1!==n&&(e.parent=null,this.children.splice(n,1),e.dispatchEvent(Z)),this},attach:function(e){return this.updateWorldMatrix(!0,!1),V.getInverse(this.matrixWorld),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),V.multiply(e.parent.matrixWorld)),e.applyMatrix(V),e.updateWorldMatrix(!1,!1),this.add(e),this},getObjectById:function(e){return this.getObjectByProperty("id",e)},getObjectByName:function(e){return this.getObjectByProperty("name",e)},getObjectByProperty:function(e,t){if(this[e]===t)return this;for(var n=0,i=this.children.length;n<i;n++){var r=this.children[n].getObjectByProperty(e,t);if(void 0!==r)return r}},getWorldPosition:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldPosition() target is now required"),e=new g),this.updateMatrixWorld(!0),e.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldQuaternion() target is now required"),e=new f),this.updateMatrixWorld(!0),this.matrixWorld.decompose(H,e,k),e},getWorldScale:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldScale() target is now required"),e=new g),this.updateMatrixWorld(!0),this.matrixWorld.decompose(H,W,e),e},getWorldDirection:function(e){void 0===e&&(console.warn("THREE.Object3D: .getWorldDirection() target is now required"),e=new g),this.updateMatrixWorld(!0);var t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()},raycast:function(){},traverse:function(e){e(this);for(var t=this.children,n=0,i=t.length;n<i;n++)t[n].traverse(e)},traverseVisible:function(e){if(!1!==this.visible){e(this);for(var t=this.children,n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}},traverseAncestors:function(e){var t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);for(var t=this.children,n=0,i=t.length;n<i;n++)t[n].updateMatrixWorld(e)},updateWorldMatrix:function(e,t){var n=this.parent;if(!0===e&&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===t)for(var i=this.children,r=0,a=i.length;r<a;r++)i[r].updateWorldMatrix(!1,!0)},toJSON:function(e){var t=void 0===e||"string"==typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{}},n.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});var i={};function r(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),!0===this.castShadow&&(i.castShadow=!0),!0===this.receiveShadow&&(i.receiveShadow=!0),!1===this.visible&&(i.visible=!1),!1===this.frustumCulled&&(i.frustumCulled=!1),0!==this.renderOrder&&(i.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON()),this.isMesh||this.isLine||this.isPoints){i.geometry=r(e.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,l=o.length;s<l;s++){var c=o[s];r(e.shapes,c)}else r(e.shapes,o)}}if(void 0!==this.material)if(Array.isArray(this.material)){var h=[];for(s=0,l=this.material.length;s<l;s++)h.push(r(e.materials,this.material[s]));i.material=h}else i.material=r(e.materials,this.material);if(this.children.length>0){i.children=[];for(s=0;s<this.children.length;s++)i.children.push(this.children[s].toJSON(e).object)}if(t){var u=m(e.geometries),d=m(e.materials),f=m(e.textures),p=m(e.images);o=m(e.shapes);u.length>0&&(n.geometries=u),d.length>0&&(n.materials=d),f.length>0&&(n.textures=f),p.length>0&&(n.images=p),o.length>0&&(n.shapes=o)}return n.object=i,n;function m(e){var t=[];for(var n in e){var i=e[n];delete i.metadata,t.push(i)}return t}},clone:function(e){return(new this.constructor).copy(this,e)},copy:function(e,t){if(void 0===t&&(t=!0),this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(var n=0;n<e.children.length;n++){var i=e.children[n];this.add(i.clone())}return this}}),K.prototype=Object.assign(Object.create(J.prototype),{constructor:K,isScene:!0,copy:function(e,t){return J.prototype.copy.call(this,e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.autoUpdate=e.autoUpdate,this.matrixAutoUpdate=e.matrixAutoUpdate,this},toJSON:function(e){var t=J.prototype.toJSON.call(this,e);return null!==this.background&&(t.object.background=this.background.toJSON(e)),null!==this.environment&&(t.object.environment=this.environment.toJSON(e)),null!==this.fog&&(t.object.fog=this.fog.toJSON()),t},dispose:function(){this.dispatchEvent({type:"dispose"})}});var Q=[new g,new g,new g,new g,new g,new g,new g,new g],$=new g,ee=new ue,te=new g,ne=new g,ie=new g,re=new g,ae=new g,oe=new g,se=new g,le=new g,ce=new g,he=new g;function ue(e,t){this.min=void 0!==e?e:new g(1/0,1/0,1/0),this.max=void 0!==t?t:new g(-1/0,-1/0,-1/0)}function de(e,t,n,i,r){var a,o;for(a=0,o=e.length-3;a<=o;a+=3){he.fromArray(e,a);var s=r.x*Math.abs(he.x)+r.y*Math.abs(he.y)+r.z*Math.abs(he.z),l=t.dot(he),c=n.dot(he),h=i.dot(he);if(Math.max(-Math.max(l,c,h),Math.min(l,c,h))>s)return!1}return!0}Object.assign(ue.prototype,{isBox3:!0,set:function(e,t){return this.min.copy(e),this.max.copy(t),this},setFromArray:function(e){for(var t=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=e.length;s<l;s+=3){var c=e[s],h=e[s+1],u=e[s+2];c<t&&(t=c),h<n&&(n=h),u<i&&(i=u),c>r&&(r=c),h>a&&(a=h),u>o&&(o=u)}return this.min.set(t,n,i),this.max.set(r,a,o),this},setFromBufferAttribute:function(e){for(var t=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=e.count;s<l;s++){var c=e.getX(s),h=e.getY(s),u=e.getZ(s);c<t&&(t=c),h<n&&(n=h),u<i&&(i=u),c>r&&(r=c),h>a&&(a=h),u>o&&(o=u)}return this.min.set(t,n,i),this.max.set(r,a,o),this},setFromPoints:function(e){this.makeEmpty();for(var t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this},setFromCenterAndSize:function(e,t){var n=$.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this},setFromObject:function(e){return this.makeEmpty(),this.expandByObject(e)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.min.copy(e.min),this.max.copy(e.max),this},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},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(e){return void 0===e&&(console.warn("THREE.Box3: .getCenter() target is now required"),e=new g),this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(e){return void 0===e&&(console.warn("THREE.Box3: .getSize() target is now required"),e=new g),this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)},expandByPoint:function(e){return this.min.min(e),this.max.max(e),this},expandByVector:function(e){return this.min.sub(e),this.max.add(e),this},expandByScalar:function(e){return this.min.addScalar(-e),this.max.addScalar(e),this},expandByObject:function(e){e.updateWorldMatrix(!1,!1);var t=e.geometry;void 0!==t&&(null===t.boundingBox&&t.computeBoundingBox(),ee.copy(t.boundingBox),ee.applyMatrix4(e.matrixWorld),this.expandByPoint(ee.min),this.expandByPoint(ee.max));for(var n=e.children,i=0,r=n.length;i<r;i++)this.expandByObject(n[i]);return this},containsPoint:function(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)},containsBox:function(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z},getParameter:function(e,t){return void 0===t&&(console.warn("THREE.Box3: .getParameter() target is now required"),t=new g),t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)},intersectsSphere:function(e){return this.clampPoint(e.center,$),$.distanceToSquared(e.center)<=e.radius*e.radius},intersectsPlane:function(e){var t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant},intersectsTriangle:function(e){if(this.isEmpty())return!1;this.getCenter(se),le.subVectors(this.max,se),te.subVectors(e.a,se),ne.subVectors(e.b,se),ie.subVectors(e.c,se),re.subVectors(ne,te),ae.subVectors(ie,ne),oe.subVectors(te,ie);var t=[0,-re.z,re.y,0,-ae.z,ae.y,0,-oe.z,oe.y,re.z,0,-re.x,ae.z,0,-ae.x,oe.z,0,-oe.x,-re.y,re.x,0,-ae.y,ae.x,0,-oe.y,oe.x,0];return!!de(t,te,ne,ie,le)&&(!!de(t=[1,0,0,0,1,0,0,0,1],te,ne,ie,le)&&(ce.crossVectors(re,ae),de(t=[ce.x,ce.y,ce.z],te,ne,ie,le)))},clampPoint:function(e,t){return void 0===t&&(console.warn("THREE.Box3: .clampPoint() target is now required"),t=new g),t.copy(e).clamp(this.min,this.max)},distanceToPoint:function(e){return $.copy(e).clamp(this.min,this.max).sub(e).length()},getBoundingSphere:function(e){return void 0===e&&console.error("THREE.Box3: .getBoundingSphere() target is now required"),this.getCenter(e.center),e.radius=.5*this.getSize($).length(),e},intersect:function(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this},union:function(e){return this.min.min(e.min),this.max.max(e.max),this},applyMatrix4:function(e){return this.isEmpty()?this:(Q[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Q[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Q[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Q[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Q[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Q[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Q[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Q[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Q),this)},translate:function(e){return this.min.add(e),this.max.add(e),this},equals:function(e){return e.min.equals(this.min)&&e.max.equals(this.max)}});var fe=new ue;function pe(e,t){this.center=void 0!==e?e:new g,this.radius=void 0!==t?t:0}Object.assign(pe.prototype,{set:function(e,t){return this.center.copy(e),this.radius=t,this},setFromPoints:function(e,t){var n=this.center;void 0!==t?n.copy(t):fe.setFromPoints(e).getCenter(n);for(var i=0,r=0,a=e.length;r<a;r++)i=Math.max(i,n.distanceToSquared(e[r]));return this.radius=Math.sqrt(i),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.center.copy(e.center),this.radius=e.radius,this},empty:function(){return this.radius<=0},containsPoint:function(e){return e.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(e){return e.distanceTo(this.center)-this.radius},intersectsSphere:function(e){var t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t},intersectsBox:function(e){return e.intersectsSphere(this)},intersectsPlane:function(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius},clampPoint:function(e,t){var n=this.center.distanceToSquared(e);return void 0===t&&(console.warn("THREE.Sphere: .clampPoint() target is now required"),t=new g),t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t},getBoundingBox:function(e){return void 0===e&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),e=new ue),e.set(this.center,this.center),e.expandByScalar(this.radius),e},applyMatrix4:function(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this},translate:function(e){return this.center.add(e),this},equals:function(e){return e.center.equals(this.center)&&e.radius===this.radius}});var me=new g,ge=new g,ve=new g,_e=new g,xe=new g,ye=new g,Me=new g;function be(e,t){this.origin=void 0!==e?e:new g,this.direction=void 0!==t?t:new g(0,0,-1)}Object.assign(be.prototype,{set:function(e,t){return this.origin.copy(e),this.direction.copy(t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this},at:function(e,t){return void 0===t&&(console.warn("THREE.Ray: .at() target is now required"),t=new g),t.copy(this.direction).multiplyScalar(e).add(this.origin)},lookAt:function(e){return this.direction.copy(e).sub(this.origin).normalize(),this},recast:function(e){return this.origin.copy(this.at(e,me)),this},closestPointToPoint:function(e,t){void 0===t&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),t=new g),t.subVectors(e,this.origin);var n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.direction).multiplyScalar(n).add(this.origin)},distanceToPoint:function(e){return Math.sqrt(this.distanceSqToPoint(e))},distanceSqToPoint:function(e){var t=me.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(me.copy(this.direction).multiplyScalar(t).add(this.origin),me.distanceToSquared(e))},distanceSqToSegment:function(e,t,n,i){ge.copy(e).add(t).multiplyScalar(.5),ve.copy(t).sub(e).normalize(),_e.copy(this.origin).sub(ge);var r,a,o,s,l=.5*e.distanceTo(t),c=-this.direction.dot(ve),h=_e.dot(this.direction),u=-_e.dot(ve),d=_e.lengthSq(),f=Math.abs(1-c*c);if(f>0)if(a=c*h-u,s=l*f,(r=c*u-h)>=0)if(a>=-s)if(a<=s){var p=1/f;o=(r*=p)*(r+c*(a*=p)+2*h)+a*(c*r+a+2*u)+d}else a=l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+d;else a=-l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+d;else a<=-s?o=-(r=Math.max(0,-(-c*l+h)))*r+(a=r>0?-l:Math.min(Math.max(-l,-u),l))*(a+2*u)+d:a<=s?(r=0,o=(a=Math.min(Math.max(-l,-u),l))*(a+2*u)+d):o=-(r=Math.max(0,-(c*l+h)))*r+(a=r>0?l:Math.min(Math.max(-l,-u),l))*(a+2*u)+d;else a=c>0?-l:l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+d;return n&&n.copy(this.direction).multiplyScalar(r).add(this.origin),i&&i.copy(ve).multiplyScalar(a).add(ge),o},intersectSphere:function(e,t){me.subVectors(e.center,this.origin);var n=me.dot(this.direction),i=me.dot(me)-n*n,r=e.radius*e.radius;if(i>r)return null;var a=Math.sqrt(r-i),o=n-a,s=n+a;return o<0&&s<0?null:o<0?this.at(s,t):this.at(o,t)},intersectsSphere:function(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius},distanceToPlane:function(e){var t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;var n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null},intersectPlane:function(e,t){var n=this.distanceToPlane(e);return null===n?null:this.at(n,t)},intersectsPlane:function(e){var t=e.distanceToPoint(this.origin);return 0===t||e.normal.dot(this.direction)*t<0},intersectBox:function(e,t){var n,i,r,a,o,s,l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(e.min.x-u.x)*l,i=(e.max.x-u.x)*l):(n=(e.max.x-u.x)*l,i=(e.min.x-u.x)*l),c>=0?(r=(e.min.y-u.y)*c,a=(e.max.y-u.y)*c):(r=(e.max.y-u.y)*c,a=(e.min.y-u.y)*c),n>a||r>i?null:((r>n||n!=n)&&(n=r),(a<i||i!=i)&&(i=a),h>=0?(o=(e.min.z-u.z)*h,s=(e.max.z-u.z)*h):(o=(e.max.z-u.z)*h,s=(e.min.z-u.z)*h),n>s||o>i?null:((o>n||n!=n)&&(n=o),(s<i||i!=i)&&(i=s),i<0?null:this.at(n>=0?n:i,t)))},intersectsBox:function(e){return null!==this.intersectBox(e,me)},intersectTriangle:function(e,t,n,i,r){xe.subVectors(t,e),ye.subVectors(n,e),Me.crossVectors(xe,ye);var a,o=this.direction.dot(Me);if(o>0){if(i)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}_e.subVectors(this.origin,e);var s=a*this.direction.dot(ye.crossVectors(_e,ye));if(s<0)return null;var l=a*this.direction.dot(xe.cross(_e));if(l<0)return null;if(s+l>o)return null;var c=-a*_e.dot(Me);return c<0?null:this.at(c/o,r)},applyMatrix4:function(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this},equals:function(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}});var Ee=new g,we=new g,Te=new x;function Se(e,t){this.normal=void 0!==e?e:new g(1,0,0),this.constant=void 0!==t?t:0}Object.assign(Se.prototype,{isPlane:!0,set:function(e,t){return this.normal.copy(e),this.constant=t,this},setComponents:function(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this},setFromNormalAndCoplanarPoint:function(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this},setFromCoplanarPoints:function(e,t,n){var i=Ee.subVectors(n,t).cross(we.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.normal.copy(e.normal),this.constant=e.constant,this},normalize:function(){var e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(e){return this.normal.dot(e)+this.constant},distanceToSphere:function(e){return this.distanceToPoint(e.center)-e.radius},projectPoint:function(e,t){return void 0===t&&(console.warn("THREE.Plane: .projectPoint() target is now required"),t=new g),t.copy(this.normal).multiplyScalar(-this.distanceToPoint(e)).add(e)},intersectLine:function(e,t){void 0===t&&(console.warn("THREE.Plane: .intersectLine() target is now required"),t=new g);var n=e.delta(Ee),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(e.start)?t.copy(e.start):void 0;var r=-(e.start.dot(this.normal)+this.constant)/i;return r<0||r>1?void 0:t.copy(n).multiplyScalar(r).add(e.start)},intersectsLine:function(e){var t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0},intersectsBox:function(e){return e.intersectsPlane(this)},intersectsSphere:function(e){return e.intersectsPlane(this)},coplanarPoint:function(e){return void 0===e&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),e=new g),e.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(e,t){var n=t||Te.getNormalMatrix(e),i=this.coplanarPoint(Ee).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this},translate:function(e){return this.constant-=e.dot(this.normal),this},equals:function(e){return e.normal.equals(this.normal)&&e.constant===this.constant}});var Ae=new g,Le=new g,Re=new g,Pe=new g,Ne=new g,Ce=new g,De=new g,Ue=new g,Ie=new g,Fe=new g;function Oe(e,t,n){this.a=void 0!==e?e:new g,this.b=void 0!==t?t:new g,this.c=void 0!==n?n:new g}Object.assign(Oe,{getNormal:function(e,t,n,i){void 0===i&&(console.warn("THREE.Triangle: .getNormal() target is now required"),i=new g),i.subVectors(n,t),Ae.subVectors(e,t),i.cross(Ae);var r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)},getBarycoord:function(e,t,n,i,r){Ae.subVectors(i,t),Le.subVectors(n,t),Re.subVectors(e,t);var a=Ae.dot(Ae),o=Ae.dot(Le),s=Ae.dot(Re),l=Le.dot(Le),c=Le.dot(Re),h=a*l-o*o;if(void 0===r&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),r=new g),0===h)return r.set(-2,-1,-1);var u=1/h,d=(l*s-o*c)*u,f=(a*c-o*s)*u;return r.set(1-d-f,f,d)},containsPoint:function(e,t,n,i){return Oe.getBarycoord(e,t,n,i,Pe),Pe.x>=0&&Pe.y>=0&&Pe.x+Pe.y<=1},getUV:function(e,t,n,i,r,a,o,s){return this.getBarycoord(e,t,n,i,Pe),s.set(0,0),s.addScaledVector(r,Pe.x),s.addScaledVector(a,Pe.y),s.addScaledVector(o,Pe.z),s},isFrontFacing:function(e,t,n,i){return Ae.subVectors(n,t),Le.subVectors(e,t),Ae.cross(Le).dot(i)<0}}),Object.assign(Oe.prototype,{set:function(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this},setFromPointsAndIndices:function(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this},getArea:function(){return Ae.subVectors(this.c,this.b),Le.subVectors(this.a,this.b),.5*Ae.cross(Le).length()},getMidpoint:function(e){return void 0===e&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),e=new g),e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},getNormal:function(e){return Oe.getNormal(this.a,this.b,this.c,e)},getPlane:function(e){return void 0===e&&(console.warn("THREE.Triangle: .getPlane() target is now required"),e=new Se),e.setFromCoplanarPoints(this.a,this.b,this.c)},getBarycoord:function(e,t){return Oe.getBarycoord(e,this.a,this.b,this.c,t)},getUV:function(e,t,n,i,r){return Oe.getUV(e,this.a,this.b,this.c,t,n,i,r)},containsPoint:function(e){return Oe.containsPoint(e,this.a,this.b,this.c)},isFrontFacing:function(e){return Oe.isFrontFacing(this.a,this.b,this.c,e)},intersectsBox:function(e){return e.intersectsTriangle(this)},closestPointToPoint:function(e,t){void 0===t&&(console.warn("THREE.Triangle: .closestPointToPoint() target is now required"),t=new g);var n,i,r=this.a,a=this.b,o=this.c;Ne.subVectors(a,r),Ce.subVectors(o,r),Ue.subVectors(e,r);var s=Ne.dot(Ue),l=Ce.dot(Ue);if(s<=0&&l<=0)return t.copy(r);Ie.subVectors(e,a);var c=Ne.dot(Ie),h=Ce.dot(Ie);if(c>=0&&h<=c)return t.copy(a);var u=s*h-c*l;if(u<=0&&s>=0&&c<=0)return n=s/(s-c),t.copy(r).addScaledVector(Ne,n);Fe.subVectors(e,o);var d=Ne.dot(Fe),f=Ce.dot(Fe);if(f>=0&&d<=f)return t.copy(o);var p=d*l-s*f;if(p<=0&&l>=0&&f<=0)return i=l/(l-f),t.copy(r).addScaledVector(Ce,i);var m=c*f-d*h;if(m<=0&&h-c>=0&&d-f>=0)return De.subVectors(o,a),i=(h-c)/(h-c+(d-f)),t.copy(a).addScaledVector(De,i);var v=1/(m+p+u);return n=p*v,i=u*v,t.copy(r).addScaledVector(Ne,n).addScaledVector(Ce,i)},equals:function(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}});var ze={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},Be={h:0,s:0,l:0},Ve={h:0,s:0,l:0};function Ge(e,t,n){return void 0===t&&void 0===n?this.set(e):this.setRGB(e,t,n)}function He(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}function ke(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function We(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}function Xe(e,t,n,i,r,a){this.a=e,this.b=t,this.c=n,this.normal=i&&i.isVector3?i:new g,this.vertexNormals=Array.isArray(i)?i:[],this.color=r&&r.isColor?r:new Ge,this.vertexColors=Array.isArray(r)?r:[],this.materialIndex=void 0!==a?a:0}Object.assign(Ge.prototype,{isColor:!0,r:1,g:1,b:1,set:function(e){return e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e),this},setScalar:function(e){return this.r=e,this.g=e,this.b=e,this},setHex:function(e){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,this},setRGB:function(e,t,n){return this.r=e,this.g=t,this.b=n,this},setHSL:function(e,t,n){if(e=u.euclideanModulo(e,1),t=u.clamp(t,0,1),n=u.clamp(n,0,1),0===t)this.r=this.g=this.b=n;else{var i=n<=.5?n*(1+t):n+t-n*t,r=2*n-i;this.r=He(r,i,e+1/3),this.g=He(r,i,e),this.b=He(r,i,e-1/3)}return this},setStyle:function(e){function t(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}var n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(e)){var i,r=n[1],a=n[2];switch(r){case"rgb":case"rgba":if(i=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(255,parseInt(i[1],10))/255,this.g=Math.min(255,parseInt(i[2],10))/255,this.b=Math.min(255,parseInt(i[3],10))/255,t(i[5]),this;if(i=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(100,parseInt(i[1],10))/100,this.g=Math.min(100,parseInt(i[2],10))/100,this.b=Math.min(100,parseInt(i[3],10))/100,t(i[5]),this;break;case"hsl":case"hsla":if(i=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a)){var o=parseFloat(i[1])/360,s=parseInt(i[2],10)/100,l=parseInt(i[3],10)/100;return t(i[5]),this.setHSL(o,s,l)}}}else if(n=/^\#([A-Fa-f0-9]+)$/.exec(e)){var c=n[1],h=c.length;if(3===h)return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===h)return this.r=parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}return e&&e.length>0?this.setColorName(e):this},setColorName:function(e){var t=ze[e];return void 0!==t?this.setHex(t):console.warn("THREE.Color: Unknown color "+e),this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(e){return this.r=e.r,this.g=e.g,this.b=e.b,this},copyGammaToLinear:function(e,t){return void 0===t&&(t=2),this.r=Math.pow(e.r,t),this.g=Math.pow(e.g,t),this.b=Math.pow(e.b,t),this},copyLinearToGamma:function(e,t){void 0===t&&(t=2);var n=t>0?1/t:1;return this.r=Math.pow(e.r,n),this.g=Math.pow(e.g,n),this.b=Math.pow(e.b,n),this},convertGammaToLinear:function(e){return this.copyGammaToLinear(this,e),this},convertLinearToGamma:function(e){return this.copyLinearToGamma(this,e),this},copySRGBToLinear:function(e){return this.r=ke(e.r),this.g=ke(e.g),this.b=ke(e.b),this},copyLinearToSRGB:function(e){return this.r=We(e.r),this.g=We(e.g),this.b=We(e.b),this},convertSRGBToLinear:function(){return this.copySRGBToLinear(this),this},convertLinearToSRGB:function(){return this.copyLinearToSRGB(this),this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(e){void 0===e&&(console.warn("THREE.Color: .getHSL() target is now required"),e={h:0,s:0,l:0});var t,n,i=this.r,r=this.g,a=this.b,o=Math.max(i,r,a),s=Math.min(i,r,a),l=(s+o)/2;if(s===o)t=0,n=0;else{var c=o-s;switch(n=l<=.5?c/(o+s):c/(2-o-s),o){case i:t=(r-a)/c+(r<a?6:0);break;case r:t=(a-i)/c+2;break;case a:t=(i-r)/c+4}t/=6}return e.h=t,e.s=n,e.l=l,e},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsetHSL:function(e,t,n){return this.getHSL(Be),Be.h+=e,Be.s+=t,Be.l+=n,this.setHSL(Be.h,Be.s,Be.l),this},add:function(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this},addColors:function(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this},addScalar:function(e){return this.r+=e,this.g+=e,this.b+=e,this},sub:function(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this},multiply:function(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this},multiplyScalar:function(e){return this.r*=e,this.g*=e,this.b*=e,this},lerp:function(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this},lerpHSL:function(e,t){this.getHSL(Be),e.getHSL(Ve);var n=u.lerp(Be.h,Ve.h,t),i=u.lerp(Be.s,Ve.s,t),r=u.lerp(Be.l,Ve.l,t);return this.setHSL(n,i,r),this},equals:function(e){return e.r===this.r&&e.g===this.g&&e.b===this.b},fromArray:function(e,t){return void 0===t&&(t=0),this.r=e[t],this.g=e[t+1],this.b=e[t+2],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e},toJSON:function(){return this.getHex()}}),Ge.NAMES=ze,Object.assign(Xe.prototype,{clone:function(){return(new this.constructor).copy(this)},copy:function(e){this.a=e.a,this.b=e.b,this.c=e.c,this.normal.copy(e.normal),this.color.copy(e.color),this.materialIndex=e.materialIndex;for(var t=0,n=e.vertexNormals.length;t<n;t++)this.vertexNormals[t]=e.vertexNormals[t].clone();for(t=0,n=e.vertexColors.length;t<n;t++)this.vertexColors[t]=e.vertexColors[t].clone();return this}});var je=0;function Ye(){Object.defineProperty(this,"id",{value:je++}),this.uuid=u.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.flatShading=!1,this.vertexTangents=!1,this.vertexColors=0,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=100,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=7680,this.stencilZFail=7680,this.stencilZPass=7680,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 qe(e){Ye.call(this),this.type="MeshBasicMaterial",this.color=new Ge(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(e)}Ye.prototype=Object.assign(Object.create(l.prototype),{constructor:Ye,isMaterial:!0,onBeforeCompile:function(){},setValues:function(e){if(void 0!==e)for(var t in e){var n=e[t];if(void 0!==n)if("shading"!==t){var i=this[t];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n:console.warn("THREE."+this.type+": '"+t+"' 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: '"+t+"' parameter is undefined.")}},toJSON:function(e){var t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});var n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(e){var t=[];for(var n in e){var i=e[n];delete i.metadata,t.push(i)}return t}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),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.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).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(e).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),0!==this.vertexColors&&(n.vertexColors=this.vertexColors),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),t){var r=i(e.textures),a=i(e.images);r.length>0&&(n.textures=r),a.length>0&&(n.images=a)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(e){this.name=e.name,this.fog=e.fog,this.blending=e.blending,this.side=e.side,this.flatShading=e.flatShading,this.vertexTangents=e.vertexTangents,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;var t=e.clippingPlanes,n=null;if(null!==t){var i=t.length;n=new Array(i);for(var r=0;r!==i;++r)n[r]=t[r].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.premultipliedAlpha=e.premultipliedAlpha,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(Ye.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),qe.prototype=Object.create(Ye.prototype),qe.prototype.constructor=qe,qe.prototype.isMeshBasicMaterial=!0,qe.prototype.copy=function(e){return Ye.prototype.copy.call(this,e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this};var Ze=new g;function Je(e,t,n){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=!0===n,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0}function Ke(e,t,n){Je.call(this,new Int8Array(e),t,n)}function Qe(e,t,n){Je.call(this,new Uint8Array(e),t,n)}function $e(e,t,n){Je.call(this,new Uint8ClampedArray(e),t,n)}function et(e,t,n){Je.call(this,new Int16Array(e),t,n)}function tt(e,t,n){Je.call(this,new Uint16Array(e),t,n)}function nt(e,t,n){Je.call(this,new Int32Array(e),t,n)}function it(e,t,n){Je.call(this,new Uint32Array(e),t,n)}function rt(e,t,n){Je.call(this,new Float32Array(e),t,n)}function at(e,t,n){Je.call(this,new Float64Array(e),t,n)}function ot(){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 st(e){if(0===e.length)return-1/0;for(var t=e[0],n=1,i=e.length;n<i;++n)e[n]>t&&(t=e[n]);return t}Object.defineProperty(Je.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.assign(Je.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(e){return this.usage=e,this},copy:function(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this},copyAt:function(e,t,n){e*=this.itemSize,n*=t.itemSize;for(var i=0,r=this.itemSize;i<r;i++)this.array[e+i]=t.array[n+i];return this},copyArray:function(e){return this.array.set(e),this},copyColorsArray:function(e){for(var t=this.array,n=0,i=0,r=e.length;i<r;i++){var a=e[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",i),a=new Ge),t[n++]=a.r,t[n++]=a.g,t[n++]=a.b}return this},copyVector2sArray:function(e){for(var t=this.array,n=0,i=0,r=e.length;i<r;i++){var a=e[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",i),a=new d),t[n++]=a.x,t[n++]=a.y}return this},copyVector3sArray:function(e){for(var t=this.array,n=0,i=0,r=e.length;i<r;i++){var a=e[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",i),a=new g),t[n++]=a.x,t[n++]=a.y,t[n++]=a.z}return this},copyVector4sArray:function(e){for(var t=this.array,n=0,i=0,r=e.length;i<r;i++){var a=e[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",i),a=new E),t[n++]=a.x,t[n++]=a.y,t[n++]=a.z,t[n++]=a.w}return this},applyMatrix3:function(e){for(var t=0,n=this.count;t<n;t++)Ze.x=this.getX(t),Ze.y=this.getY(t),Ze.z=this.getZ(t),Ze.applyMatrix3(e),this.setXYZ(t,Ze.x,Ze.y,Ze.z);return this},applyMatrix4:function(e){for(var t=0,n=this.count;t<n;t++)Ze.x=this.getX(t),Ze.y=this.getY(t),Ze.z=this.getZ(t),Ze.applyMatrix4(e),this.setXYZ(t,Ze.x,Ze.y,Ze.z);return this},applyNormalMatrix:function(e){for(var t=0,n=this.count;t<n;t++)Ze.x=this.getX(t),Ze.y=this.getY(t),Ze.z=this.getZ(t),Ze.applyNormalMatrix(e),this.setXYZ(t,Ze.x,Ze.y,Ze.z);return this},transformDirection:function(e){for(var t=0,n=this.count;t<n;t++)Ze.x=this.getX(t),Ze.y=this.getY(t),Ze.z=this.getZ(t),Ze.transformDirection(e),this.setXYZ(t,Ze.x,Ze.y,Ze.z);return this},set:function(e,t){return void 0===t&&(t=0),this.array.set(e,t),this},getX:function(e){return this.array[e*this.itemSize]},setX:function(e,t){return this.array[e*this.itemSize]=t,this},getY:function(e){return this.array[e*this.itemSize+1]},setY:function(e,t){return this.array[e*this.itemSize+1]=t,this},getZ:function(e){return this.array[e*this.itemSize+2]},setZ:function(e,t){return this.array[e*this.itemSize+2]=t,this},getW:function(e){return this.array[e*this.itemSize+3]},setW:function(e,t){return this.array[e*this.itemSize+3]=t,this},setXY:function(e,t,n){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this},setXYZ:function(e,t,n,i){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this},setXYZW:function(e,t,n,i,r){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=r,this},onUpload:function(e){return this.onUploadCallback=e,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(Je.prototype),Ke.prototype.constructor=Ke,Qe.prototype=Object.create(Je.prototype),Qe.prototype.constructor=Qe,$e.prototype=Object.create(Je.prototype),$e.prototype.constructor=$e,et.prototype=Object.create(Je.prototype),et.prototype.constructor=et,tt.prototype=Object.create(Je.prototype),tt.prototype.constructor=tt,nt.prototype=Object.create(Je.prototype),nt.prototype.constructor=nt,it.prototype=Object.create(Je.prototype),it.prototype.constructor=it,rt.prototype=Object.create(Je.prototype),rt.prototype.constructor=rt,at.prototype=Object.create(Je.prototype),at.prototype.constructor=at,Object.assign(ot.prototype,{computeGroups:function(e){for(var t,n=[],i=void 0,r=e.faces,a=0;a<r.length;a++){var o=r[a];o.materialIndex!==i&&(i=o.materialIndex,void 0!==t&&(t.count=3*a-t.start,n.push(t)),t={start:3*a,materialIndex:i})}void 0!==t&&(t.count=3*a-t.start,n.push(t)),this.groups=n},fromGeometry:function(e){var t,n=e.faces,i=e.vertices,r=e.faceVertexUvs,a=r[0]&&r[0].length>0,o=r[1]&&r[1].length>0,s=e.morphTargets,l=s.length;if(l>0){t=[];for(var c=0;c<l;c++)t[c]={name:s[c].name,data:[]};this.morphTargets.position=t}var h,u=e.morphNormals,f=u.length;if(f>0){h=[];for(c=0;c<f;c++)h[c]={name:u[c].name,data:[]};this.morphTargets.normal=h}var p=e.skinIndices,m=e.skinWeights,g=p.length===i.length,v=m.length===i.length;i.length>0&&0===n.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(c=0;c<n.length;c++){var _=n[c];this.vertices.push(i[_.a],i[_.b],i[_.c]);var x=_.vertexNormals;if(3===x.length)this.normals.push(x[0],x[1],x[2]);else{var y=_.normal;this.normals.push(y,y,y)}var M,b=_.vertexColors;if(3===b.length)this.colors.push(b[0],b[1],b[2]);else{var E=_.color;this.colors.push(E,E,E)}if(!0===a)void 0!==(M=r[0][c])?this.uvs.push(M[0],M[1],M[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",c),this.uvs.push(new d,new d,new d));if(!0===o)void 0!==(M=r[1][c])?this.uvs2.push(M[0],M[1],M[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",c),this.uvs2.push(new d,new d,new d));for(var w=0;w<l;w++){var T=s[w].vertices;t[w].data.push(T[_.a],T[_.b],T[_.c])}for(w=0;w<f;w++){var S=u[w].vertexNormals[c];h[w].data.push(S.a,S.b,S.c)}g&&this.skinIndices.push(p[_.a],p[_.b],p[_.c]),v&&this.skinWeights.push(m[_.a],m[_.b],m[_.c])}return this.computeGroups(e),this.verticesNeedUpdate=e.verticesNeedUpdate,this.normalsNeedUpdate=e.normalsNeedUpdate,this.colorsNeedUpdate=e.colorsNeedUpdate,this.uvsNeedUpdate=e.uvsNeedUpdate,this.groupsNeedUpdate=e.groupsNeedUpdate,null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),this}});var lt=1,ct=new C,ht=new J,ut=new g,dt=new ue,ft=new ue,pt=new g;function mt(){Object.defineProperty(this,"id",{value:lt+=2}),this.uuid=u.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={}}mt.prototype=Object.assign(Object.create(l.prototype),{constructor:mt,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(e){Array.isArray(e)?this.index=new(st(e)>65535?it:tt)(e,1):this.index=e},getAttribute:function(e){return this.attributes[e]},setAttribute:function(e,t){return this.attributes[e]=t,this},deleteAttribute:function(e){return delete this.attributes[e],this},addGroup:function(e,t,n){this.groups.push({start:e,count:t,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(e,t){this.drawRange.start=e,this.drawRange.count=t},applyMatrix:function(e){var t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);var n=this.attributes.normal;if(void 0!==n){var i=(new x).getNormalMatrix(e);n.applyNormalMatrix(i),n.needsUpdate=!0}var r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(e),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(e){return ct.makeRotationX(e),this.applyMatrix(ct),this},rotateY:function(e){return ct.makeRotationY(e),this.applyMatrix(ct),this},rotateZ:function(e){return ct.makeRotationZ(e),this.applyMatrix(ct),this},translate:function(e,t,n){return ct.makeTranslation(e,t,n),this.applyMatrix(ct),this},scale:function(e,t,n){return ct.makeScale(e,t,n),this.applyMatrix(ct),this},lookAt:function(e){return ht.lookAt(e),ht.updateMatrix(),this.applyMatrix(ht.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(ut).negate(),this.translate(ut.x,ut.y,ut.z),this},setFromObject:function(e){var t=e.geometry;if(e.isPoints||e.isLine){var n=new rt(3*t.vertices.length,3),i=new rt(3*t.colors.length,3);if(this.setAttribute("position",n.copyVector3sArray(t.vertices)),this.setAttribute("color",i.copyColorsArray(t.colors)),t.lineDistances&&t.lineDistances.length===t.vertices.length){var r=new rt(t.lineDistances.length,1);this.setAttribute("lineDistance",r.copyArray(t.lineDistances))}null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone())}else e.isMesh&&t&&t.isGeometry&&this.fromGeometry(t);return this},setFromPoints:function(e){for(var t=[],n=0,i=e.length;n<i;n++){var r=e[n];t.push(r.x,r.y,r.z||0)}return this.setAttribute("position",new rt(t,3)),this},updateFromObject:function(e){var t,n=e.geometry;if(e.isMesh){var i=n.__directGeometry;if(!0===n.elementsNeedUpdate&&(i=void 0,n.elementsNeedUpdate=!1),void 0===i)return this.fromGeometry(n);i.verticesNeedUpdate=n.verticesNeedUpdate,i.normalsNeedUpdate=n.normalsNeedUpdate,i.colorsNeedUpdate=n.colorsNeedUpdate,i.uvsNeedUpdate=n.uvsNeedUpdate,i.groupsNeedUpdate=n.groupsNeedUpdate,n.verticesNeedUpdate=!1,n.normalsNeedUpdate=!1,n.colorsNeedUpdate=!1,n.uvsNeedUpdate=!1,n.groupsNeedUpdate=!1,n=i}return!0===n.verticesNeedUpdate&&(void 0!==(t=this.attributes.position)&&(t.copyVector3sArray(n.vertices),t.needsUpdate=!0),n.verticesNeedUpdate=!1),!0===n.normalsNeedUpdate&&(void 0!==(t=this.attributes.normal)&&(t.copyVector3sArray(n.normals),t.needsUpdate=!0),n.normalsNeedUpdate=!1),!0===n.colorsNeedUpdate&&(void 0!==(t=this.attributes.color)&&(t.copyColorsArray(n.colors),t.needsUpdate=!0),n.colorsNeedUpdate=!1),n.uvsNeedUpdate&&(void 0!==(t=this.attributes.uv)&&(t.copyVector2sArray(n.uvs),t.needsUpdate=!0),n.uvsNeedUpdate=!1),n.lineDistancesNeedUpdate&&(void 0!==(t=this.attributes.lineDistance)&&(t.copyArray(n.lineDistances),t.needsUpdate=!0),n.lineDistancesNeedUpdate=!1),n.groupsNeedUpdate&&(n.computeGroups(e.geometry),this.groups=n.groups,n.groupsNeedUpdate=!1),this},fromGeometry:function(e){return e.__directGeometry=(new ot).fromGeometry(e),this.fromDirectGeometry(e.__directGeometry)},fromDirectGeometry:function(e){var t=new Float32Array(3*e.vertices.length);if(this.setAttribute("position",new Je(t,3).copyVector3sArray(e.vertices)),e.normals.length>0){var n=new Float32Array(3*e.normals.length);this.setAttribute("normal",new Je(n,3).copyVector3sArray(e.normals))}if(e.colors.length>0){var i=new Float32Array(3*e.colors.length);this.setAttribute("color",new Je(i,3).copyColorsArray(e.colors))}if(e.uvs.length>0){var r=new Float32Array(2*e.uvs.length);this.setAttribute("uv",new Je(r,2).copyVector2sArray(e.uvs))}if(e.uvs2.length>0){var a=new Float32Array(2*e.uvs2.length);this.setAttribute("uv2",new Je(a,2).copyVector2sArray(e.uvs2))}for(var o in this.groups=e.groups,e.morphTargets){for(var s=[],l=e.morphTargets[o],c=0,h=l.length;c<h;c++){var u=l[c],d=new rt(3*u.data.length,3);d.name=u.name,s.push(d.copyVector3sArray(u.data))}this.morphAttributes[o]=s}if(e.skinIndices.length>0){var f=new rt(4*e.skinIndices.length,4);this.setAttribute("skinIndex",f.copyVector4sArray(e.skinIndices))}if(e.skinWeights.length>0){var p=new rt(4*e.skinWeights.length,4);this.setAttribute("skinWeight",p.copyVector4sArray(e.skinWeights))}return null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new ue);var e=this.attributes.position,t=this.morphAttributes.position;if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(var n=0,i=t.length;n<i;n++){var r=t[n];dt.setFromBufferAttribute(r),this.morphTargetsRelative?(pt.addVectors(this.boundingBox.min,dt.min),this.boundingBox.expandByPoint(pt),pt.addVectors(this.boundingBox.max,dt.max),this.boundingBox.expandByPoint(pt)):(this.boundingBox.expandByPoint(dt.min),this.boundingBox.expandByPoint(dt.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 pe);var e=this.attributes.position,t=this.morphAttributes.position;if(e){var n=this.boundingSphere.center;if(dt.setFromBufferAttribute(e),t)for(var i=0,r=t.length;i<r;i++){var a=t[i];ft.setFromBufferAttribute(a),this.morphTargetsRelative?(pt.addVectors(dt.min,ft.min),dt.expandByPoint(pt),pt.addVectors(dt.max,ft.max),dt.expandByPoint(pt)):(dt.expandByPoint(ft.min),dt.expandByPoint(ft.max))}dt.getCenter(n);var o=0;for(i=0,r=e.count;i<r;i++)pt.fromBufferAttribute(e,i),o=Math.max(o,n.distanceToSquared(pt));if(t)for(i=0,r=t.length;i<r;i++){a=t[i];for(var s=this.morphTargetsRelative,l=0,c=a.count;l<c;l++)pt.fromBufferAttribute(a,l),s&&(ut.fromBufferAttribute(e,l),pt.add(ut)),o=Math.max(o,n.distanceToSquared(pt))}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 e=this.index,t=this.attributes;if(t.position){var n=t.position.array;if(void 0===t.normal)this.setAttribute("normal",new Je(new Float32Array(n.length),3));else for(var i=t.normal.array,r=0,a=i.length;r<a;r++)i[r]=0;var o,s,l,c=t.normal.array,h=new g,u=new g,d=new g,f=new g,p=new g;if(e){var m=e.array;for(r=0,a=e.count;r<a;r+=3)o=3*m[r+0],s=3*m[r+1],l=3*m[r+2],h.fromArray(n,o),u.fromArray(n,s),d.fromArray(n,l),f.subVectors(d,u),p.subVectors(h,u),f.cross(p),c[o]+=f.x,c[o+1]+=f.y,c[o+2]+=f.z,c[s]+=f.x,c[s+1]+=f.y,c[s+2]+=f.z,c[l]+=f.x,c[l+1]+=f.y,c[l+2]+=f.z}else for(r=0,a=n.length;r<a;r+=9)h.fromArray(n,r),u.fromArray(n,r+3),d.fromArray(n,r+6),f.subVectors(d,u),p.subVectors(h,u),f.cross(p),c[r]=f.x,c[r+1]=f.y,c[r+2]=f.z,c[r+3]=f.x,c[r+4]=f.y,c[r+5]=f.z,c[r+6]=f.x,c[r+7]=f.y,c[r+8]=f.z;this.normalizeNormals(),t.normal.needsUpdate=!0}},merge:function(e,t){if(e&&e.isBufferGeometry){void 0===t&&(t=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 i in n)if(void 0!==e.attributes[i])for(var r=n[i].array,a=e.attributes[i],o=a.array,s=a.itemSize*t,l=Math.min(o.length,r.length-s),c=0,h=s;c<l;c++,h++)r[h]=o[c];return this}console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",e)},normalizeNormals:function(){for(var e=this.attributes.normal,t=0,n=e.count;t<n;t++)pt.x=e.getX(t),pt.y=e.getY(t),pt.z=e.getZ(t),pt.normalize(),e.setXYZ(t,pt.x,pt.y,pt.z)},toNonIndexed:function(){function e(e,t){for(var n=e.array,i=e.itemSize,r=new n.constructor(t.length*i),a=0,o=0,s=0,l=t.length;s<l;s++){a=t[s]*i;for(var c=0;c<i;c++)r[o++]=n[a++]}return new Je(r,i)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var t=new mt,n=this.index.array,i=this.attributes;for(var r in i){var a=e(i[r],n);t.setAttribute(r,a)}var o=this.morphAttributes;for(r in o){for(var s=[],l=o[r],c=0,h=l.length;c<h;c++){a=e(l[c],n);s.push(a)}t.morphAttributes[r]=s}t.morphTargetsRelative=this.morphTargetsRelative;for(var u=this.groups,d=(c=0,u.length);c<d;c++){var f=u[c];t.addGroup(f.start,f.count,f.materialIndex)}return t},toJSON:function(){var e={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){var t=this.parameters;for(var n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};var i=this.index;null!==i&&(e.data.index={type:i.array.constructor.name,array:Array.prototype.slice.call(i.array)});var r=this.attributes;for(var n in r){var a=(d=r[n]).toJSON();""!==d.name&&(a.name=d.name),e.data.attributes[n]=a}var o={},s=!1;for(var n in this.morphAttributes){for(var l=this.morphAttributes[n],c=[],h=0,u=l.length;h<u;h++){var d;a=(d=l[h]).toJSON();""!==d.name&&(a.name=d.name),c.push(a)}c.length>0&&(o[n]=c,s=!0)}s&&(e.data.morphAttributes=o,e.data.morphTargetsRelative=this.morphTargetsRelative);var f=this.groups;f.length>0&&(e.data.groups=JSON.parse(JSON.stringify(f)));var p=this.boundingSphere;return null!==p&&(e.data.boundingSphere={center:p.center.toArray(),radius:p.radius}),e},clone:function(){return(new mt).copy(this)},copy:function(e){var t,n,i;this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.name=e.name;var r=e.index;null!==r&&this.setIndex(r.clone());var a=e.attributes;for(t in a){var o=a[t];this.setAttribute(t,o.clone())}var s=e.morphAttributes;for(t in s){var l=[],c=s[t];for(n=0,i=c.length;n<i;n++)l.push(c[n].clone());this.morphAttributes[t]=l}this.morphTargetsRelative=e.morphTargetsRelative;var h=e.groups;for(n=0,i=h.length;n<i;n++){var u=h[n];this.addGroup(u.start,u.count,u.materialIndex)}var d=e.boundingBox;null!==d&&(this.boundingBox=d.clone());var f=e.boundingSphere;return null!==f&&(this.boundingSphere=f.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});var gt=new C,vt=new be,_t=new pe,xt=new g,yt=new g,Mt=new g,bt=new g,Et=new g,wt=new g,Tt=new g,St=new g,At=new g,Lt=new d,Rt=new d,Pt=new d,Nt=new g,Ct=new g;function Dt(e,t){J.call(this),this.type="Mesh",this.geometry=void 0!==e?e:new mt,this.material=void 0!==t?t:new qe({color:16777215*Math.random()}),this.updateMorphTargets()}function Ut(e,t,n,i,r,a,o,s){if(null===(1===t.side?i.intersectTriangle(o,a,r,!0,s):i.intersectTriangle(r,a,o,2!==t.side,s)))return null;Ct.copy(s),Ct.applyMatrix4(e.matrixWorld);var l=n.ray.origin.distanceTo(Ct);return l<n.near||l>n.far?null:{distance:l,point:Ct.clone(),object:e}}function It(e,t,n,i,r,a,o,s,l,c,h,u){xt.fromBufferAttribute(r,c),yt.fromBufferAttribute(r,h),Mt.fromBufferAttribute(r,u);var f=e.morphTargetInfluences;if(t.morphTargets&&a&&f){Tt.set(0,0,0),St.set(0,0,0),At.set(0,0,0);for(var p=0,m=a.length;p<m;p++){var g=f[p],v=a[p];0!==g&&(bt.fromBufferAttribute(v,c),Et.fromBufferAttribute(v,h),wt.fromBufferAttribute(v,u),o?(Tt.addScaledVector(bt,g),St.addScaledVector(Et,g),At.addScaledVector(wt,g)):(Tt.addScaledVector(bt.sub(xt),g),St.addScaledVector(Et.sub(yt),g),At.addScaledVector(wt.sub(Mt),g)))}xt.add(Tt),yt.add(St),Mt.add(At)}var _=Ut(e,t,n,i,xt,yt,Mt,Nt);if(_){s&&(Lt.fromBufferAttribute(s,c),Rt.fromBufferAttribute(s,h),Pt.fromBufferAttribute(s,u),_.uv=Oe.getUV(Nt,xt,yt,Mt,Lt,Rt,Pt,new d)),l&&(Lt.fromBufferAttribute(l,c),Rt.fromBufferAttribute(l,h),Pt.fromBufferAttribute(l,u),_.uv2=Oe.getUV(Nt,xt,yt,Mt,Lt,Rt,Pt,new d));var x=new Xe(c,h,u);Oe.getNormal(xt,yt,Mt,x.normal),_.face=x}return _}Dt.prototype=Object.assign(Object.create(J.prototype),{constructor:Dt,isMesh:!0,copy:function(e){return J.prototype.copy.call(this,e),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this},updateMorphTargets:function(){var e,t,n,i=this.geometry;if(i.isBufferGeometry){var r=i.morphAttributes,a=Object.keys(r);if(a.length>0){var o=r[a[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e<t;e++)n=o[e].name||String(e),this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}else{var s=i.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}},raycast:function(e,t){var n,i=this.geometry,r=this.material,a=this.matrixWorld;if(void 0!==r&&(null===i.boundingSphere&&i.computeBoundingSphere(),_t.copy(i.boundingSphere),_t.applyMatrix4(a),!1!==e.ray.intersectsSphere(_t)&&(gt.getInverse(a),vt.copy(e.ray).applyMatrix4(gt),null===i.boundingBox||!1!==vt.intersectsBox(i.boundingBox))))if(i.isBufferGeometry){var o,s,l,c,h,u,f,p,m,g=i.index,v=i.attributes.position,_=i.morphAttributes.position,x=i.morphTargetsRelative,y=i.attributes.uv,M=i.attributes.uv2,b=i.groups,E=i.drawRange;if(null!==g)if(Array.isArray(r))for(c=0,u=b.length;c<u;c++)for(m=r[(p=b[c]).materialIndex],h=Math.max(p.start,E.start),f=Math.min(p.start+p.count,E.start+E.count);h<f;h+=3)o=g.getX(h),s=g.getX(h+1),l=g.getX(h+2),(n=It(this,m,e,vt,v,_,x,y,M,o,s,l))&&(n.faceIndex=Math.floor(h/3),n.face.materialIndex=p.materialIndex,t.push(n));else for(c=Math.max(0,E.start),u=Math.min(g.count,E.start+E.count);c<u;c+=3)o=g.getX(c),s=g.getX(c+1),l=g.getX(c+2),(n=It(this,r,e,vt,v,_,x,y,M,o,s,l))&&(n.faceIndex=Math.floor(c/3),t.push(n));else if(void 0!==v)if(Array.isArray(r))for(c=0,u=b.length;c<u;c++)for(m=r[(p=b[c]).materialIndex],h=Math.max(p.start,E.start),f=Math.min(p.start+p.count,E.start+E.count);h<f;h+=3)(n=It(this,m,e,vt,v,_,x,y,M,o=h,s=h+1,l=h+2))&&(n.faceIndex=Math.floor(h/3),n.face.materialIndex=p.materialIndex,t.push(n));else for(c=Math.max(0,E.start),u=Math.min(v.count,E.start+E.count);c<u;c+=3)(n=It(this,r,e,vt,v,_,x,y,M,o=c,s=c+1,l=c+2))&&(n.faceIndex=Math.floor(c/3),t.push(n))}else if(i.isGeometry){var w,T,S,A,L=Array.isArray(r),R=i.vertices,P=i.faces,N=i.faceVertexUvs[0];N.length>0&&(A=N);for(var C=0,D=P.length;C<D;C++){var U=P[C],I=L?r[U.materialIndex]:r;if(void 0!==I&&(w=R[U.a],T=R[U.b],S=R[U.c],n=Ut(this,I,e,vt,w,T,S,Nt))){if(A&&A[C]){var F=A[C];Lt.copy(F[0]),Rt.copy(F[1]),Pt.copy(F[2]),n.uv=Oe.getUV(Nt,w,T,S,Lt,Rt,Pt,new d)}n.face=U,n.faceIndex=C,t.push(n)}}}},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}});var Ft=0,Ot=new C,zt=new J,Bt=new g;function Vt(){Object.defineProperty(this,"id",{value:Ft+=2}),this.uuid=u.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}Vt.prototype=Object.assign(Object.create(l.prototype),{constructor:Vt,isGeometry:!0,applyMatrix:function(e){for(var t=(new x).getNormalMatrix(e),n=0,i=this.vertices.length;n<i;n++){this.vertices[n].applyMatrix4(e)}for(n=0,i=this.faces.length;n<i;n++){var r=this.faces[n];r.normal.applyMatrix3(t).normalize();for(var a=0,o=r.vertexNormals.length;a<o;a++)r.vertexNormals[a].applyMatrix3(t).normalize()}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=!0,this.normalsNeedUpdate=!0,this},rotateX:function(e){return Ot.makeRotationX(e),this.applyMatrix(Ot),this},rotateY:function(e){return Ot.makeRotationY(e),this.applyMatrix(Ot),this},rotateZ:function(e){return Ot.makeRotationZ(e),this.applyMatrix(Ot),this},translate:function(e,t,n){return Ot.makeTranslation(e,t,n),this.applyMatrix(Ot),this},scale:function(e,t,n){return Ot.makeScale(e,t,n),this.applyMatrix(Ot),this},lookAt:function(e){return zt.lookAt(e),zt.updateMatrix(),this.applyMatrix(zt.matrix),this},fromBufferGeometry:function(e){var t=this,n=null!==e.index?e.index.array:void 0,i=e.attributes;if(void 0===i.position)return console.error("THREE.Geometry.fromBufferGeometry(): Position attribute required for conversion."),this;var r=i.position.array,a=void 0!==i.normal?i.normal.array:void 0,o=void 0!==i.color?i.color.array:void 0,s=void 0!==i.uv?i.uv.array:void 0,l=void 0!==i.uv2?i.uv2.array:void 0;void 0!==l&&(this.faceVertexUvs[1]=[]);for(var c=0;c<r.length;c+=3)t.vertices.push((new g).fromArray(r,c)),void 0!==o&&t.colors.push((new Ge).fromArray(o,c));function h(e,n,i,r){var c=void 0===o?[]:[t.colors[e].clone(),t.colors[n].clone(),t.colors[i].clone()],h=new Xe(e,n,i,void 0===a?[]:[(new g).fromArray(a,3*e),(new g).fromArray(a,3*n),(new g).fromArray(a,3*i)],c,r);t.faces.push(h),void 0!==s&&t.faceVertexUvs[0].push([(new d).fromArray(s,2*e),(new d).fromArray(s,2*n),(new d).fromArray(s,2*i)]),void 0!==l&&t.faceVertexUvs[1].push([(new d).fromArray(l,2*e),(new d).fromArray(l,2*n),(new d).fromArray(l,2*i)])}var u=e.groups;if(u.length>0)for(c=0;c<u.length;c++)for(var f=u[c],p=f.start,m=p,v=p+f.count;m<v;m+=3)void 0!==n?h(n[m],n[m+1],n[m+2],f.materialIndex):h(m,m+1,m+2,f.materialIndex);else if(void 0!==n)for(c=0;c<n.length;c+=3)h(n[c],n[c+1],n[c+2]);else for(c=0;c<r.length/3;c+=3)h(c,c+1,c+2);return this.computeFaceNormals(),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(Bt).negate(),this.translate(Bt.x,Bt.y,Bt.z),this},normalize:function(){this.computeBoundingSphere();var e=this.boundingSphere.center,t=this.boundingSphere.radius,n=0===t?1:1/t,i=new C;return i.set(n,0,0,-n*e.x,0,n,0,-n*e.y,0,0,n,-n*e.z,0,0,0,1),this.applyMatrix(i),this},computeFaceNormals:function(){for(var e=new g,t=new g,n=0,i=this.faces.length;n<i;n++){var r=this.faces[n],a=this.vertices[r.a],o=this.vertices[r.b],s=this.vertices[r.c];e.subVectors(s,o),t.subVectors(a,o),e.cross(t),e.normalize(),r.normal.copy(e)}},computeVertexNormals:function(e){var t,n,i,r,a,o;for(void 0===e&&(e=!0),o=new Array(this.vertices.length),t=0,n=this.vertices.length;t<n;t++)o[t]=new g;if(e){var s,l,c,h=new g,u=new g;for(i=0,r=this.faces.length;i<r;i++)a=this.faces[i],s=this.vertices[a.a],l=this.vertices[a.b],c=this.vertices[a.c],h.subVectors(c,l),u.subVectors(s,l),h.cross(u),o[a.a].add(h),o[a.b].add(h),o[a.c].add(h)}else for(this.computeFaceNormals(),i=0,r=this.faces.length;i<r;i++)o[(a=this.faces[i]).a].add(a.normal),o[a.b].add(a.normal),o[a.c].add(a.normal);for(t=0,n=this.vertices.length;t<n;t++)o[t].normalize();for(i=0,r=this.faces.length;i<r;i++){var d=(a=this.faces[i]).vertexNormals;3===d.length?(d[0].copy(o[a.a]),d[1].copy(o[a.b]),d[2].copy(o[a.c])):(d[0]=o[a.a].clone(),d[1]=o[a.b].clone(),d[2]=o[a.c].clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var e,t,n;for(this.computeFaceNormals(),e=0,t=this.faces.length;e<t;e++){var i=(n=this.faces[e]).vertexNormals;3===i.length?(i[0].copy(n.normal),i[1].copy(n.normal),i[2].copy(n.normal)):(i[0]=n.normal.clone(),i[1]=n.normal.clone(),i[2]=n.normal.clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var e,t,n,i,r;for(n=0,i=this.faces.length;n<i;n++)for((r=this.faces[n]).__originalFaceNormal?r.__originalFaceNormal.copy(r.normal):r.__originalFaceNormal=r.normal.clone(),r.__originalVertexNormals||(r.__originalVertexNormals=[]),e=0,t=r.vertexNormals.length;e<t;e++)r.__originalVertexNormals[e]?r.__originalVertexNormals[e].copy(r.vertexNormals[e]):r.__originalVertexNormals[e]=r.vertexNormals[e].clone();var a=new Vt;for(a.faces=this.faces,e=0,t=this.morphTargets.length;e<t;e++){if(!this.morphNormals[e]){this.morphNormals[e]={},this.morphNormals[e].faceNormals=[],this.morphNormals[e].vertexNormals=[];var o=this.morphNormals[e].faceNormals,s=this.morphNormals[e].vertexNormals;for(n=0,i=this.faces.length;n<i;n++)l=new g,c={a:new g,b:new g,c:new g},o.push(l),s.push(c)}var l,c,h=this.morphNormals[e];for(a.vertices=this.morphTargets[e].vertices,a.computeFaceNormals(),a.computeVertexNormals(),n=0,i=this.faces.length;n<i;n++)r=this.faces[n],l=h.faceNormals[n],c=h.vertexNormals[n],l.copy(r.normal),c.a.copy(r.vertexNormals[0]),c.b.copy(r.vertexNormals[1]),c.c.copy(r.vertexNormals[2])}for(n=0,i=this.faces.length;n<i;n++)(r=this.faces[n]).normal=r.__originalFaceNormal,r.vertexNormals=r.__originalVertexNormals},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new ue),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new pe),this.boundingSphere.setFromPoints(this.vertices)},merge:function(e,t,n){if(e&&e.isGeometry){var i,r=this.vertices.length,a=this.vertices,o=e.vertices,s=this.faces,l=e.faces,c=this.colors,h=e.colors;void 0===n&&(n=0),void 0!==t&&(i=(new x).getNormalMatrix(t));for(var u=0,d=o.length;u<d;u++){var f=o[u].clone();void 0!==t&&f.applyMatrix4(t),a.push(f)}for(u=0,d=h.length;u<d;u++)c.push(h[u].clone());for(u=0,d=l.length;u<d;u++){var p,m,g,v=l[u],_=v.vertexNormals,y=v.vertexColors;(p=new Xe(v.a+r,v.b+r,v.c+r)).normal.copy(v.normal),void 0!==i&&p.normal.applyMatrix3(i).normalize();for(var M=0,b=_.length;M<b;M++)m=_[M].clone(),void 0!==i&&m.applyMatrix3(i).normalize(),p.vertexNormals.push(m);p.color.copy(v.color);for(M=0,b=y.length;M<b;M++)g=y[M],p.vertexColors.push(g.clone());p.materialIndex=v.materialIndex+n,s.push(p)}for(u=0,d=e.faceVertexUvs.length;u<d;u++){var E=e.faceVertexUvs[u];void 0===this.faceVertexUvs[u]&&(this.faceVertexUvs[u]=[]);for(M=0,b=E.length;M<b;M++){for(var w=E[M],T=[],S=0,A=w.length;S<A;S++)T.push(w[S].clone());this.faceVertexUvs[u].push(T)}}}else console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",e)},mergeMesh:function(e){e&&e.isMesh?(e.matrixAutoUpdate&&e.updateMatrix(),this.merge(e.geometry,e.matrix)):console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",e)},mergeVertices:function(){var e,t,n,i,r,a,o,s,l={},c=[],h=[],u=Math.pow(10,4);for(n=0,i=this.vertices.length;n<i;n++)e=this.vertices[n],void 0===l[t=Math.round(e.x*u)+"_"+Math.round(e.y*u)+"_"+Math.round(e.z*u)]?(l[t]=n,c.push(this.vertices[n]),h[n]=c.length-1):h[n]=h[l[t]];var d=[];for(n=0,i=this.faces.length;n<i;n++){(r=this.faces[n]).a=h[r.a],r.b=h[r.b],r.c=h[r.c],a=[r.a,r.b,r.c];for(var f=0;f<3;f++)if(a[f]===a[(f+1)%3]){d.push(n);break}}for(n=d.length-1;n>=0;n--){var p=d[n];for(this.faces.splice(p,1),o=0,s=this.faceVertexUvs.length;o<s;o++)this.faceVertexUvs[o].splice(p,1)}var m=this.vertices.length-c.length;return this.vertices=c,m},setFromPoints:function(e){this.vertices=[];for(var t=0,n=e.length;t<n;t++){var i=e[t];this.vertices.push(new g(i.x,i.y,i.z||0))}return this},sortFacesByMaterialIndex:function(){for(var e=this.faces,t=e.length,n=0;n<t;n++)e[n]._id=n;e.sort((function(e,t){return e.materialIndex-t.materialIndex}));var i,r,a=this.faceVertexUvs[0],o=this.faceVertexUvs[1];a&&a.length===t&&(i=[]),o&&o.length===t&&(r=[]);for(n=0;n<t;n++){var s=e[n]._id;i&&i.push(a[s]),r&&r.push(o[s])}i&&(this.faceVertexUvs[0]=i),r&&(this.faceVertexUvs[1]=r)},toJSON:function(){var e={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),void 0!==this.parameters){var t=this.parameters;for(var n in t)void 0!==t[n]&&(e[n]=t[n]);return e}for(var i=[],r=0;r<this.vertices.length;r++){var a=this.vertices[r];i.push(a.x,a.y,a.z)}var o=[],s=[],l={},c=[],h={},u=[],d={};for(r=0;r<this.faces.length;r++){var f=this.faces[r],p=void 0!==this.faceVertexUvs[0][r],m=f.normal.length()>0,g=f.vertexNormals.length>0,v=1!==f.color.r||1!==f.color.g||1!==f.color.b,_=f.vertexColors.length>0,x=0;if(x=E(x,0,0),x=E(x,1,!0),x=E(x,2,!1),x=E(x,3,p),x=E(x,4,m),x=E(x,5,g),x=E(x,6,v),x=E(x,7,_),o.push(x),o.push(f.a,f.b,f.c),o.push(f.materialIndex),p){var y=this.faceVertexUvs[0][r];o.push(S(y[0]),S(y[1]),S(y[2]))}if(m&&o.push(w(f.normal)),g){var M=f.vertexNormals;o.push(w(M[0]),w(M[1]),w(M[2]))}if(v&&o.push(T(f.color)),_){var b=f.vertexColors;o.push(T(b[0]),T(b[1]),T(b[2]))}}function E(e,t,n){return n?e|1<<t:e&~(1<<t)}function w(e){var t=e.x.toString()+e.y.toString()+e.z.toString();return void 0!==l[t]?l[t]:(l[t]=s.length/3,s.push(e.x,e.y,e.z),l[t])}function T(e){var t=e.r.toString()+e.g.toString()+e.b.toString();return void 0!==h[t]?h[t]:(h[t]=c.length,c.push(e.getHex()),h[t])}function S(e){var t=e.x.toString()+e.y.toString();return void 0!==d[t]?d[t]:(d[t]=u.length/2,u.push(e.x,e.y),d[t])}return e.data={},e.data.vertices=i,e.data.normals=s,c.length>0&&(e.data.colors=c),u.length>0&&(e.data.uvs=[u]),e.data.faces=o,e},clone:function(){return(new Vt).copy(this)},copy:function(e){var t,n,i,r,a,o;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=e.name;var s=e.vertices;for(t=0,n=s.length;t<n;t++)this.vertices.push(s[t].clone());var l=e.colors;for(t=0,n=l.length;t<n;t++)this.colors.push(l[t].clone());var c=e.faces;for(t=0,n=c.length;t<n;t++)this.faces.push(c[t].clone());for(t=0,n=e.faceVertexUvs.length;t<n;t++){var h=e.faceVertexUvs[t];for(void 0===this.faceVertexUvs[t]&&(this.faceVertexUvs[t]=[]),i=0,r=h.length;i<r;i++){var u=h[i],d=[];for(a=0,o=u.length;a<o;a++){var f=u[a];d.push(f.clone())}this.faceVertexUvs[t].push(d)}}var p=e.morphTargets;for(t=0,n=p.length;t<n;t++){var m={};if(m.name=p[t].name,void 0!==p[t].vertices)for(m.vertices=[],i=0,r=p[t].vertices.length;i<r;i++)m.vertices.push(p[t].vertices[i].clone());if(void 0!==p[t].normals)for(m.normals=[],i=0,r=p[t].normals.length;i<r;i++)m.normals.push(p[t].normals[i].clone());this.morphTargets.push(m)}var g=e.morphNormals;for(t=0,n=g.length;t<n;t++){var v={};if(void 0!==g[t].vertexNormals)for(v.vertexNormals=[],i=0,r=g[t].vertexNormals.length;i<r;i++){var _=g[t].vertexNormals[i],x={};x.a=_.a.clone(),x.b=_.b.clone(),x.c=_.c.clone(),v.vertexNormals.push(x)}if(void 0!==g[t].faceNormals)for(v.faceNormals=[],i=0,r=g[t].faceNormals.length;i<r;i++)v.faceNormals.push(g[t].faceNormals[i].clone());this.morphNormals.push(v)}var y=e.skinWeights;for(t=0,n=y.length;t<n;t++)this.skinWeights.push(y[t].clone());var M=e.skinIndices;for(t=0,n=M.length;t<n;t++)this.skinIndices.push(M[t].clone());var b=e.lineDistances;for(t=0,n=b.length;t<n;t++)this.lineDistances.push(b[t]);var E=e.boundingBox;null!==E&&(this.boundingBox=E.clone());var w=e.boundingSphere;return null!==w&&(this.boundingSphere=w.clone()),this.elementsNeedUpdate=e.elementsNeedUpdate,this.verticesNeedUpdate=e.verticesNeedUpdate,this.uvsNeedUpdate=e.uvsNeedUpdate,this.normalsNeedUpdate=e.normalsNeedUpdate,this.colorsNeedUpdate=e.colorsNeedUpdate,this.lineDistancesNeedUpdate=e.lineDistancesNeedUpdate,this.groupsNeedUpdate=e.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});class Gt extends Vt{constructor(e,t,n,i,r,a){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:r,depthSegments:a},this.fromBufferGeometry(new Ht(e,t,n,i,r,a)),this.mergeVertices()}}class Ht extends mt{constructor(e,t,n,i,r,a){super(),this.type="BoxBufferGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:r,depthSegments:a};var o=this;e=e||1,t=t||1,n=n||1,i=Math.floor(i)||1,r=Math.floor(r)||1,a=Math.floor(a)||1;var s=[],l=[],c=[],h=[],u=0,d=0;function f(e,t,n,i,r,a,f,p,m,v,_){var x,y,M=a/m,b=f/v,E=a/2,w=f/2,T=p/2,S=m+1,A=v+1,L=0,R=0,P=new g;for(y=0;y<A;y++){var N=y*b-w;for(x=0;x<S;x++){var C=x*M-E;P[e]=C*i,P[t]=N*r,P[n]=T,l.push(P.x,P.y,P.z),P[e]=0,P[t]=0,P[n]=p>0?1:-1,c.push(P.x,P.y,P.z),h.push(x/m),h.push(1-y/v),L+=1}}for(y=0;y<v;y++)for(x=0;x<m;x++){var D=u+x+S*y,U=u+x+S*(y+1),I=u+(x+1)+S*(y+1),F=u+(x+1)+S*y;s.push(D,U,F),s.push(U,I,F),R+=6}o.addGroup(d,R,_),d+=R,u+=L}f("z","y","x",-1,-1,n,t,e,a,r,0),f("z","y","x",1,-1,n,t,-e,a,r,1),f("x","z","y",1,1,e,n,t,i,a,2),f("x","z","y",1,-1,e,n,-t,i,a,3),f("x","y","z",1,-1,e,t,n,i,r,4),f("x","y","z",-1,-1,e,t,-n,i,r,5),this.setIndex(s),this.setAttribute("position",new rt(l,3)),this.setAttribute("normal",new rt(c,3)),this.setAttribute("uv",new rt(h,2))}}function kt(e){var t={};for(var n in e)for(var i in t[n]={},e[n]){var r=e[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture)?t[n][i]=r.clone():Array.isArray(r)?t[n][i]=r.slice():t[n][i]=r}return t}function Wt(e){for(var t={},n=0;n<e.length;n++){var i=kt(e[n]);for(var r in i)t[r]=i[r]}return t}function Xt(e){Ye.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,void 0!==e&&(void 0!==e.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(e))}function jt(){J.call(this),this.type="Camera",this.matrixWorldInverse=new C,this.projectionMatrix=new C,this.projectionMatrixInverse=new C}function Yt(e,t,n,i){jt.call(this),this.type="PerspectiveCamera",this.fov=void 0!==e?e:50,this.zoom=1,this.near=void 0!==n?n:.1,this.far=void 0!==i?i:2e3,this.focus=10,this.aspect=void 0!==t?t:1,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}function qt(e,t,n,i,r,a,o,s,l,c,h,u){b.call(this,null,a,o,s,l,c,i,r,h,u),this.image={data:e||null,width:t||1,height:n||1},this.magFilter=void 0!==l?l:1003,this.minFilter=void 0!==c?c:1003,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}Xt.prototype=Object.create(Ye.prototype),Xt.prototype.constructor=Xt,Xt.prototype.isShaderMaterial=!0,Xt.prototype.copy=function(e){return Ye.prototype.copy.call(this,e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=kt(e.uniforms),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.lights=e.lights,this.clipping=e.clipping,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this.extensions=e.extensions,this},Xt.prototype.toJSON=function(e){var t=Ye.prototype.toJSON.call(this,e);for(var n in t.uniforms={},this.uniforms){var i=this.uniforms[n].value;i&&i.isTexture?t.uniforms[n]={type:"t",value:i.toJSON(e).uuid}:i&&i.isColor?t.uniforms[n]={type:"c",value:i.getHex()}:i&&i.isVector2?t.uniforms[n]={type:"v2",value:i.toArray()}:i&&i.isVector3?t.uniforms[n]={type:"v3",value:i.toArray()}:i&&i.isVector4?t.uniforms[n]={type:"v4",value:i.toArray()}:i&&i.isMatrix3?t.uniforms[n]={type:"m3",value:i.toArray()}:i&&i.isMatrix4?t.uniforms[n]={type:"m4",value:i.toArray()}:t.uniforms[n]={value:i}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader;var r={};for(var a in this.extensions)!0===this.extensions[a]&&(r[a]=!0);return Object.keys(r).length>0&&(t.extensions=r),t},jt.prototype=Object.assign(Object.create(J.prototype),{constructor:jt,isCamera:!0,copy:function(e,t){return J.prototype.copy.call(this,e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this},getWorldDirection:function(e){void 0===e&&(console.warn("THREE.Camera: .getWorldDirection() target is now required"),e=new g),this.updateMatrixWorld(!0);var t=this.matrixWorld.elements;return e.set(-t[8],-t[9],-t[10]).normalize()},updateMatrixWorld:function(e){J.prototype.updateMatrixWorld.call(this,e),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),Yt.prototype=Object.assign(Object.create(jt.prototype),{constructor:Yt,isPerspectiveCamera:!0,copy:function(e,t){return jt.prototype.copy.call(this,e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this},setFocalLength:function(e){var t=.5*this.getFilmHeight()/e;this.fov=2*u.RAD2DEG*Math.atan(t),this.updateProjectionMatrix()},getFocalLength:function(){var e=Math.tan(.5*u.DEG2RAD*this.fov);return.5*this.getFilmHeight()/e},getEffectiveFOV:function(){return 2*u.RAD2DEG*Math.atan(Math.tan(.5*u.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(e,t,n,i,r,a){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var e=this.near,t=e*Math.tan(.5*u.DEG2RAD*this.fov)/this.zoom,n=2*t,i=this.aspect*n,r=-.5*i,a=this.view;if(null!==this.view&&this.view.enabled){var o=a.fullWidth,s=a.fullHeight;r+=a.offsetX*i/o,t-=a.offsetY*n/s,i*=a.width/o,n*=a.height/s}var l=this.filmOffset;0!==l&&(r+=e*l/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,t,t-n,e,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(e){var t=J.prototype.toJSON.call(this,e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}),qt.prototype=Object.create(b.prototype),qt.prototype.constructor=qt,qt.prototype.isDataTexture=!0;var Zt=new pe,Jt=new g;function Kt(e,t,n,i,r,a){this.planes=[void 0!==e?e:new Se,void 0!==t?t:new Se,void 0!==n?n:new Se,void 0!==i?i:new Se,void 0!==r?r:new Se,void 0!==a?a:new Se]}Object.assign(Kt.prototype,{set:function(e,t,n,i,r,a){var o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(i),o[4].copy(r),o[5].copy(a),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){for(var t=this.planes,n=0;n<6;n++)t[n].copy(e.planes[n]);return this},setFromMatrix:function(e){var t=this.planes,n=e.elements,i=n[0],r=n[1],a=n[2],o=n[3],s=n[4],l=n[5],c=n[6],h=n[7],u=n[8],d=n[9],f=n[10],p=n[11],m=n[12],g=n[13],v=n[14],_=n[15];return t[0].setComponents(o-i,h-s,p-u,_-m).normalize(),t[1].setComponents(o+i,h+s,p+u,_+m).normalize(),t[2].setComponents(o+r,h+l,p+d,_+g).normalize(),t[3].setComponents(o-r,h-l,p-d,_-g).normalize(),t[4].setComponents(o-a,h-c,p-f,_-v).normalize(),t[5].setComponents(o+a,h+c,p+f,_+v).normalize(),this},intersectsObject:function(e){var t=e.geometry;return null===t.boundingSphere&&t.computeBoundingSphere(),Zt.copy(t.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(Zt)},intersectsSprite:function(e){return Zt.center.set(0,0,0),Zt.radius=.7071067811865476,Zt.applyMatrix4(e.matrixWorld),this.intersectsSphere(Zt)},intersectsSphere:function(e){for(var t=this.planes,n=e.center,i=-e.radius,r=0;r<6;r++){if(t[r].distanceToPoint(n)<i)return!1}return!0},intersectsBox:function(e){for(var t=this.planes,n=0;n<6;n++){var i=t[n];if(Jt.x=i.normal.x>0?e.max.x:e.min.x,Jt.y=i.normal.y>0?e.max.y:e.min.y,Jt.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(Jt)<0)return!1}return!0},containsPoint:function(e){for(var t=this.planes,n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}});var Qt={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\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vViewPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vViewPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\tvarying vec3 vViewPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( STANDARD ) && ! defined( PHONG ) && ! defined( MATCAP )\n\tvViewPosition = - 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:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\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  return m[ 2 ][ 3 ] == - 1.0;\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_maxMipLevel 8.0\n#define cubeUV_minMipLevel 4.0\n#define cubeUV_maxTileSize 256.0\n#define cubeUV_minTileSize 16.0\nfloat getFace(vec3 direction) {\n    vec3 absDirection = abs(direction);\n    float face = -1.0;\n    if (absDirection.x > absDirection.z) {\n      if (absDirection.x > absDirection.y)\n        face = direction.x > 0.0 ? 0.0 : 3.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    } else {\n      if (absDirection.z > absDirection.y)\n        face = direction.z > 0.0 ? 2.0 : 5.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    }\n    return face;\n}\nvec2 getUV(vec3 direction, float face) {\n    vec2 uv;\n    if (face == 0.0) {\n      uv = vec2(-direction.z, direction.y) / abs(direction.x);\n    } else if (face == 1.0) {\n      uv = vec2(direction.x, -direction.z) / abs(direction.y);\n    } else if (face == 2.0) {\n      uv = direction.xy / abs(direction.z);\n    } else if (face == 3.0) {\n      uv = vec2(direction.z, direction.y) / abs(direction.x);\n    } else if (face == 4.0) {\n      uv = direction.xz / abs(direction.y);\n    } else {\n      uv = vec2(-direction.x, direction.y) / abs(direction.z);\n    }\n    return 0.5 * (uv + 1.0);\n}\nvec3 bilinearCubeUV(sampler2D envMap, vec3 direction, float mipInt) {\n  float face = getFace(direction);\n  float filterInt = max(cubeUV_minMipLevel - mipInt, 0.0);\n  mipInt = max(mipInt, cubeUV_minMipLevel);\n  float faceSize = exp2(mipInt);\n  float texelSize = 1.0 / (3.0 * cubeUV_maxTileSize);\n  vec2 uv = getUV(direction, face) * (faceSize - 1.0);\n  vec2 f = fract(uv);\n  uv += 0.5 - f;\n  if (face > 2.0) {\n    uv.y += faceSize;\n    face -= 3.0;\n  }\n  uv.x += face * faceSize;\n  if(mipInt < cubeUV_maxMipLevel){\n    uv.y += 2.0 * cubeUV_maxTileSize;\n  }\n  uv.y += filterInt * 2.0 * cubeUV_minTileSize;\n  uv.x += 3.0 * max(0.0, cubeUV_maxTileSize - 2.0 * faceSize);\n  uv *= texelSize;\n  vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x += texelSize;\n  vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.y += texelSize;\n  vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x -= texelSize;\n  vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  vec3 tm = mix(tl, tr, f.x);\n  vec3 bm = mix(bl, br, f.x);\n  return mix(tm, bm, f.y);\n}\n#define r0 1.0\n#define v0 0.339\n#define m0 -2.0\n#define r1 0.8\n#define v1 0.276\n#define m1 -1.0\n#define r4 0.4\n#define v4 0.046\n#define m4 2.0\n#define r5 0.305\n#define v5 0.016\n#define m5 3.0\n#define r6 0.21\n#define v6 0.0038\n#define m6 4.0\nfloat roughnessToMip(float roughness) {\n  float mip = 0.0;\n  if (roughness >= r1) {\n    mip = (r0 - roughness) * (m1 - m0) / (r0 - r1) + m0;\n  } else if (roughness >= r4) {\n    mip = (r1 - roughness) * (m4 - m1) / (r1 - r4) + m1;\n  } else if (roughness >= r5) {\n    mip = (r4 - roughness) * (m5 - m4) / (r4 - r5) + m4;\n  } else if (roughness >= r6) {\n    mip = (r5 - roughness) * (m6 - m5) / (r5 - r6) + m5;\n  } else {\n    mip = -2.0 * log2(1.16 * roughness);  }\n  return mip;\n}\nvec4 textureCubeUV(sampler2D envMap, vec3 sampleDir, float roughness) {\n  float mip = clamp(roughnessToMip(roughness), m0, cubeUV_maxMipLevel);\n  float mipF = fract(mip);\n  float mipInt = floor(mip);\n  vec3 color0 = bilinearCubeUV(envMap, sampleDir, mipInt);\n  if (mipF == 0.0) {\n    return vec4(color0, 1.0);\n  } else {\n    vec3 color1 = bilinearCubeUV(envMap, sampleDir, mipInt + 1.0);\n    return vec4(mix(color0, color1, mipF), 1.0);\n  }\n}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\ttransformedNormal = mat3( instanceMatrix ) * 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 = min( floor( D ) / 255.0, 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\t\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, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ), 0.0 );\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\tvec2 sampleUV;\n\t\treflectVec = normalize( reflectVec );\n\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\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\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, queryVec, 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  vec3 reflectVec = reflect( -viewDir, normal );\n\t\t  reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t  vec3 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\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, queryReflectVec, roughness );\n\t\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV;\n\t\t\tsampleUV.y = asin( clamp( reflectVec.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\t\t\tsampleUV.x = atan( reflectVec.z, reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\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;\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop\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#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop\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#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop\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#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop\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#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\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\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\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\n\t\tfloat shadowCameraNear;\n\t\tfloat shadowCameraFar;\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\tint shadow;\n\t\tfloat shadowBias;\n\t\tfloat shadowRadius;\n\t\tvec2 shadowMapSize;\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;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\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\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\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\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\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 = saturate( clearcoat );\tmaterial.clearcoatRoughness = max( 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\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\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#pragma unroll_loop\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\tdirectLight.color *= all( bvec3( pointLight.shadow, directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#pragma unroll_loop\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\tdirectLight.color *= all( bvec3( spotLight.shadow, directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#pragma unroll_loop\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\tdirectLight.color *= all( bvec3( directionalLight.shadow, directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop\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#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\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\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\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\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\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\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_normalmap_pars_fragment:"#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#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#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#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 texture2DShadowLerp( sampler2D depths, vec2 size, vec2 uv, float compare ) {\n\t\tconst vec2 offset = vec2( 0.0, 1.0 );\n\t\tvec2 texelSize = vec2( 1.0 ) / size;\n\t\tvec2 centroidUV = ( floor( uv * size - 0.5 ) + 0.5 ) * texelSize;\n\t\tfloat lb = texture2DCompare( depths, centroidUV + texelSize * offset.xx, compare );\n\t\tfloat lt = texture2DCompare( depths, centroidUV + texelSize * offset.xy, compare );\n\t\tfloat rb = texture2DCompare( depths, centroidUV + texelSize * offset.yx, compare );\n\t\tfloat rt = texture2DCompare( depths, centroidUV + texelSize * offset.yy, compare );\n\t\tvec2 f = fract( uv * size + 0.5 );\n\t\tfloat a = mix( lb, lt, f.y );\n\t\tfloat b = mix( rb, rt, f.y );\n\t\tfloat c = mix( a, b, f.x );\n\t\treturn c;\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 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\tshadow = (\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DShadowLerp( shadowMap, shadowMapSize, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\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#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#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#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\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\tDirectionalLight directionalLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tshadow *= all( bvec2( directionalLight.shadow, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLight spotLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tshadow *= all( bvec2( spotLight.shadow, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLight pointLight;\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tshadow *= all( bvec2( pointLight.shadow, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\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;\nuniform float toneMappingWhitePoint;\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}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\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 ACESFilmicToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( ( color * ( 2.51 * color + 0.03 ) ) / ( color * ( 2.43 * color + 0.59 ) + 0.14 ) );\n}",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>\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\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - gl_FragCoord.z ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( gl_FragCoord.z );\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>\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}",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;\n\tsampleUV.y = asin( clamp( direction.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\tsampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;\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 <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_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 <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\tvLineDistance = scale * lineDistance;\n\tvec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n\tgl_Position = projectionMatrix * mvPosition;\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 <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 <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_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\treflectedLight.indirectDiffuse = getAmbientLightIrradiance( ambientLightColor );\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 <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 <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 <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_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 <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 <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 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 <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 <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_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 + reflectedLight.directSpecular + reflectedLight.indirectSpecular + 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 TRANSPARENCY\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSPARENCY\n\tuniform float transparency;\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 <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_normalmap_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#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 <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 TRANSPARENCY\n\t\tdiffuseColor.a *= saturate( 1. - transparency + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\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 <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_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 <fog_fragment>\n}",shadow_vert:"#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 <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}"},$t={common:{diffuse:{value:new Ge(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new x},uv2Transform:{value:new x},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 d(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 Ge(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{},shadow:{},shadowBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new Ge(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new x}},sprite:{diffuse:{value:new Ge(15658734)},opacity:{value:1},center:{value:new d(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new x}}},en={basic:{uniforms:Wt([$t.common,$t.specularmap,$t.envmap,$t.aomap,$t.lightmap,$t.fog]),vertexShader:Qt.meshbasic_vert,fragmentShader:Qt.meshbasic_frag},lambert:{uniforms:Wt([$t.common,$t.specularmap,$t.envmap,$t.aomap,$t.lightmap,$t.emissivemap,$t.fog,$t.lights,{emissive:{value:new Ge(0)}}]),vertexShader:Qt.meshlambert_vert,fragmentShader:Qt.meshlambert_frag},phong:{uniforms:Wt([$t.common,$t.specularmap,$t.envmap,$t.aomap,$t.lightmap,$t.emissivemap,$t.bumpmap,$t.normalmap,$t.displacementmap,$t.fog,$t.lights,{emissive:{value:new Ge(0)},specular:{value:new Ge(1118481)},shininess:{value:30}}]),vertexShader:Qt.meshphong_vert,fragmentShader:Qt.meshphong_frag},standard:{uniforms:Wt([$t.common,$t.envmap,$t.aomap,$t.lightmap,$t.emissivemap,$t.bumpmap,$t.normalmap,$t.displacementmap,$t.roughnessmap,$t.metalnessmap,$t.fog,$t.lights,{emissive:{value:new Ge(0)},roughness:{value:.5},metalness:{value:.5},envMapIntensity:{value:1}}]),vertexShader:Qt.meshphysical_vert,fragmentShader:Qt.meshphysical_frag},toon:{uniforms:Wt([$t.common,$t.specularmap,$t.aomap,$t.lightmap,$t.emissivemap,$t.bumpmap,$t.normalmap,$t.displacementmap,$t.gradientmap,$t.fog,$t.lights,{emissive:{value:new Ge(0)},specular:{value:new Ge(1118481)},shininess:{value:30}}]),vertexShader:Qt.meshtoon_vert,fragmentShader:Qt.meshtoon_frag},matcap:{uniforms:Wt([$t.common,$t.bumpmap,$t.normalmap,$t.displacementmap,$t.fog,{matcap:{value:null}}]),vertexShader:Qt.meshmatcap_vert,fragmentShader:Qt.meshmatcap_frag},points:{uniforms:Wt([$t.points,$t.fog]),vertexShader:Qt.points_vert,fragmentShader:Qt.points_frag},dashed:{uniforms:Wt([$t.common,$t.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:Qt.linedashed_vert,fragmentShader:Qt.linedashed_frag},depth:{uniforms:Wt([$t.common,$t.displacementmap]),vertexShader:Qt.depth_vert,fragmentShader:Qt.depth_frag},normal:{uniforms:Wt([$t.common,$t.bumpmap,$t.normalmap,$t.displacementmap,{opacity:{value:1}}]),vertexShader:Qt.normal_vert,fragmentShader:Qt.normal_frag},sprite:{uniforms:Wt([$t.sprite,$t.fog]),vertexShader:Qt.sprite_vert,fragmentShader:Qt.sprite_frag},background:{uniforms:{uvTransform:{value:new x},t2D:{value:null}},vertexShader:Qt.background_vert,fragmentShader:Qt.background_frag},cube:{uniforms:Wt([$t.envmap,{opacity:{value:1}}]),vertexShader:Qt.cube_vert,fragmentShader:Qt.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:Qt.equirect_vert,fragmentShader:Qt.equirect_frag},distanceRGBA:{uniforms:Wt([$t.common,$t.displacementmap,{referencePosition:{value:new g},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:Qt.distanceRGBA_vert,fragmentShader:Qt.distanceRGBA_frag},shadow:{uniforms:Wt([$t.lights,$t.fog,{color:{value:new Ge(0)},opacity:{value:1}}]),vertexShader:Qt.shadow_vert,fragmentShader:Qt.shadow_frag}};function tn(){var e=null,t=!1,n=null;function i(r,a){!1!==t&&(n(r,a),e.requestAnimationFrame(i))}return{start:function(){!0!==t&&null!==n&&(e.requestAnimationFrame(i),t=!0)},stop:function(){t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function nn(e){var t=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),t.get(e)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);var i=t.get(n);i&&(e.deleteBuffer(i.buffer),t.delete(n))},update:function(n,i){n.isInterleavedBufferAttribute&&(n=n.data);var r=t.get(n);void 0===r?t.set(n,function(t,n){var i=t.array,r=t.usage,a=e.createBuffer();e.bindBuffer(n,a),e.bufferData(n,i,r),t.onUploadCallback();var o=5126;return i instanceof Float32Array?o=e.FLOAT:i instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):i instanceof Uint16Array?o=e.UNSIGNED_SHORT:i instanceof Int16Array?o=e.SHORT:i instanceof Uint32Array?o=e.UNSIGNED_INT:i instanceof Int32Array?o=e.INT:i instanceof Int8Array?o=e.BYTE:i instanceof Uint8Array&&(o=e.UNSIGNED_BYTE),{buffer:a,type:o,bytesPerElement:i.BYTES_PER_ELEMENT,version:t.version}}(n,i)):r.version<n.version&&(!function(t,n,i){var r=n.array,a=n.updateRange;e.bindBuffer(i,t),-1===a.count?e.bufferSubData(i,0,r):(e.bufferSubData(i,a.offset*r.BYTES_PER_ELEMENT,r.subarray(a.offset,a.offset+a.count)),a.count=-1)}(r.buffer,n,i),r.version=n.version)}}}function rn(e,t,n,i){Vt.call(this),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i},this.fromBufferGeometry(new an(e,t,n,i)),this.mergeVertices()}function an(e,t,n,i){mt.call(this),this.type="PlaneBufferGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};var r,a,o=(e=e||1)/2,s=(t=t||1)/2,l=Math.floor(n)||1,c=Math.floor(i)||1,h=l+1,u=c+1,d=e/l,f=t/c,p=[],m=[],g=[],v=[];for(a=0;a<u;a++){var _=a*f-s;for(r=0;r<h;r++){var x=r*d-o;m.push(x,-_,0),g.push(0,0,1),v.push(r/l),v.push(1-a/c)}}for(a=0;a<c;a++)for(r=0;r<l;r++){var y=r+h*a,M=r+h*(a+1),b=r+1+h*(a+1),E=r+1+h*a;p.push(y,M,E),p.push(M,b,E)}this.setIndex(p),this.setAttribute("position",new rt(m,3)),this.setAttribute("normal",new 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t={frame:0,calls:0,triangles:0,points:0,lines:0};return{memory:{geometries:0,textures:0},render:t,programs:null,autoReset:!0,reset:function(){t.frame++,t.calls=0,t.triangles=0,t.points=0,t.lines=0},update:function(n,i,r){switch(r=r||1,t.calls++,i){case 4:t.triangles+=r*(n/3);break;case e.LINES:t.lines+=r*(n/2);break;case e.LINE_STRIP:t.lines+=r*(n-1);break;case e.LINE_LOOP:t.lines+=r*n;break;case e.POINTS:t.points+=r*n;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",i)}}}}function pn(e,t){return Math.abs(t[1])-Math.abs(e[1])}function mn(e){var t={},n=new Float32Array(8);return{update:function(i,r,a,o){var s=i.morphTargetInfluences,l=void 0===s?0:s.length,c=t[r.id];if(void 0===c){c=[];for(var h=0;h<l;h++)c[h]=[h,0];t[r.id]=c}var 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Pn(e,t){if(e.length!==t.length)return!1;for(var n=0,i=e.length;n<i;n++)if(e[n]!==t[n])return!1;return!0}function Nn(e,t){for(var n=0,i=t.length;n<i;n++)e[n]=t[n]}function Cn(e,t){var n=Tn[t];void 0===n&&(n=new Int32Array(t),Tn[t]=n);for(var i=0;i!==t;++i)n[i]=e.allocateTextureUnit();return n}function Dn(e,t){var n=this.cache;n[0]!==t&&(e.uniform1f(this.addr,t),n[0]=t)}function Un(e,t){var n=this.cache;if(void 0!==t.x)n[0]===t.x&&n[1]===t.y||(e.uniform2f(this.addr,t.x,t.y),n[0]=t.x,n[1]=t.y);else{if(Pn(n,t))return;e.uniform2fv(this.addr,t),Nn(n,t)}}function In(e,t){var n=this.cache;if(void 0!==t.x)n[0]===t.x&&n[1]===t.y&&n[2]===t.z||(e.uniform3f(this.addr,t.x,t.y,t.z),n[0]=t.x,n[1]=t.y,n[2]=t.z);else if(void 0!==t.r)n[0]===t.r&&n[1]===t.g&&n[2]===t.b||(e.uniform3f(this.addr,t.r,t.g,t.b),n[0]=t.r,n[1]=t.g,n[2]=t.b);else{if(Pn(n,t))return;e.uniform3fv(this.addr,t),Nn(n,t)}}function Fn(e,t){var n=this.cache;if(void 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d(e){var t;return e?e.isTexture?t=e.encoding:e.isWebGLRenderTarget&&(console.warn("THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. 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This GPU supports "+r+"."),0):r}(g):0;null!==t.precision&&(s=n.getMaxPrecision(t.precision))!==t.precision&&console.warn("THREE.WebGLProgram.getParameters:",t.precision,"not supported, using",s,"instead.");var b=e.getRenderTarget(),E=b&&b.isWebGLMultiviewRenderTarget?b.numViews:0;return{isWebGL2:r,shaderID:y,precision:s,instancing:!0===g.isInstancedMesh,supportsVertexTextures:c,numMultiviewViews:E,outputEncoding:null!==b?d(b.texture):e.outputEncoding,map:!!t.map,mapEncoding:d(t.map),matcap:!!t.matcap,matcapEncoding:d(t.matcap),envMap:!!x,envMapMode:x&&x.mapping,envMapEncoding:d(x),envMapCubeUV:!!x&&(306===x.mapping||307===x.mapping),lightMap:!!t.lightMap,lightMapEncoding:d(t.lightMap),aoMap:!!t.aoMap,emissiveMap:!!t.emissiveMap,emissiveMapEncoding:d(t.emissiveMap),bumpMap:!!t.bumpMap,normalMap:!!t.normalMap,objectSpaceNormalMap:1===t.normalMapType,tangentSpaceNormalMap:0===t.normalMapType,clearcoatNormalMap:!!t.clearcoatNormalMap,displacementMap:!!t.displacementMap,roughnessMap:!!t.roughnessMap,metalnessMap:!!t.metalnessMap,specularMap:!!t.specularMap,alphaMap:!!t.alphaMap,gradientMap:!!t.gradientMap,sheen:!!t.sheen,combine:t.combine,vertexTangents:t.normalMap&&t.vertexTangents,vertexColors:t.vertexColors,vertexUvs:!!(t.map||t.bumpMap||t.normalMap||t.specularMap||t.alphaMap||t.emissiveMap||t.roughnessMap||t.metalnessMap||t.clearcoatNormalMap||t.displacementMap),uvsVertexOnly:!(t.map||t.bumpMap||t.normalMap||t.specularMap||t.alphaMap||t.emissiveMap||t.roughnessMap||t.metalnessMap||t.clearcoatNormalMap||!t.displacementMap),fog:!!v,useFog:t.fog,fogExp2:v&&v.isFogExp2,flatShading:t.flatShading,sizeAttenuation:t.sizeAttenuation,logarithmicDepthBuffer:a,skinning:t.skinning&&M>0,maxBones:M,useVertexTexture:o,morphTargets:t.morphTargets,morphNormals:t.morphNormals,maxMorphTargets:e.maxMorphTargets,maxMorphNormals:e.maxMorphNormals,numDirLights:i.directional.length,numPointLights:i.point.length,numSpotLights:i.spot.length,numRectAreaLights:i.rectArea.length,numHemiLights:i.hemi.length,numDirLightShadows:i.directionalShadowMap.length,numPointLightShadows:i.pointShadowMap.length,numSpotLightShadows:i.spotShadowMap.length,numClippingPlanes:p,numClipIntersection:m,dithering:t.dithering,shadowMapEnabled:e.shadowMap.enabled&&u.length>0,shadowMapType:e.shadowMap.type,toneMapping:t.toneMapped?e.toneMapping:0,physicallyCorrectLights:e.physicallyCorrectLights,premultipliedAlpha:t.premultipliedAlpha,alphaTest:t.alphaTest,doubleSided:2===t.side,flipSided:1===t.side,depthPacking:void 0!==t.depthPacking&&t.depthPacking}},this.getProgramCacheKey=function(t,n){var i=[];if(n.shaderID?i.push(n.shaderID):(i.push(t.fragmentShader),i.push(t.vertexShader)),void 0!==t.defines)for(var r in t.defines)i.push(r),i.push(t.defines[r]);if(void 0===t.isRawShaderMaterial){for(var a=0;a<u.length;a++)i.push(n[u[a]]);i.push(e.outputEncoding),i.push(e.gammaFactor)}return i.push(t.onBeforeCompile.toString()),i.join()},this.acquireProgram=function(n,r,a,o){for(var s,l=0,c=i.length;l<c;l++){var h=i[l];if(h.cacheKey===o){++(s=h).usedTimes;break}}return void 0===s&&(s=new Pi(e,t,o,n,r,a),i.push(s)),s},this.releaseProgram=function(e){if(0==--e.usedTimes){var t=i.indexOf(e);i[t]=i[i.length-1],i.pop(),e.destroy()}},this.programs=i}function Ci(){var e=new WeakMap;return{get:function(t){var n=e.get(t);return void 0===n&&(n={},e.set(t,n)),n},remove:function(t){e.delete(t)},update:function(t,n,i){e.get(t)[n]=i},dispose:function(){e=new WeakMap}}}function Di(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.program!==t.program?e.program.id-t.program.id:e.material.id!==t.material.id?e.material.id-t.material.id:e.z!==t.z?e.z-t.z:e.id-t.id}function Ui(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Ii(){var e=[],t=0,n=[],i=[],r={id:-1};function a(n,i,a,o,s,l){var c=e[t];return void 0===c?(c={id:n.id,object:n,geometry:i,material:a,program:a.program||r,groupOrder:o,renderOrder:n.renderOrder,z:s,group:l},e[t]=c):(c.id=n.id,c.object=n,c.geometry=i,c.material=a,c.program=a.program||r,c.groupOrder=o,c.renderOrder=n.renderOrder,c.z=s,c.group=l),t++,c}return{opaque:n,transparent:i,init:function(){t=0,n.length=0,i.length=0},push:function(e,t,r,o,s,l){var c=a(e,t,r,o,s,l);(!0===r.transparent?i:n).push(c)},unshift:function(e,t,r,o,s,l){var c=a(e,t,r,o,s,l);(!0===r.transparent?i:n).unshift(c)},sort:function(e,t){n.length>1&&n.sort(e||Di),i.length>1&&i.sort(t||Ui)}}}function Fi(){var e=new WeakMap;function t(n){var i=n.target;i.removeEventListener("dispose",t),e.delete(i)}return{get:function(n,i){var r,a=e.get(n);return void 0===a?(r=new Ii,e.set(n,new WeakMap),e.get(n).set(i,r),n.addEventListener("dispose",t)):void 0===(r=a.get(i))&&(r=new Ii,a.set(i,r)),r},dispose:function(){e=new WeakMap}}}function Oi(){var e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];var n;switch(t.type){case"DirectionalLight":n={direction:new g,color:new Ge,shadow:!1,shadowBias:0,shadowRadius:1,shadowMapSize:new d};break;case"SpotLight":n={position:new g,direction:new g,color:new Ge,distance:0,coneCos:0,penumbraCos:0,decay:0,shadow:!1,shadowBias:0,shadowRadius:1,shadowMapSize:new d};break;case"PointLight":n={position:new g,color:new Ge,distance:0,decay:0,shadow:!1,shadowBias:0,shadowRadius:1,shadowMapSize:new d,shadowCameraNear:1,shadowCameraFar:1e3};break;case"HemisphereLight":n={direction:new g,skyColor:new Ge,groundColor:new Ge};break;case"RectAreaLight":n={color:new Ge,position:new g,halfWidth:new g,halfHeight:new g}}return e[t.id]=n,n}}}var zi=0;function Bi(e,t){return(t.castShadow?1:0)-(e.castShadow?1:0)}function Vi(){for(var e=new Oi,t={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:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},n=0;n<9;n++)t.probe.push(new g);var i=new g,r=new C,a=new C;return{setup:function(n,o,s){for(var l=0,c=0,h=0,u=0;u<9;u++)t.probe[u].set(0,0,0);var d=0,f=0,p=0,m=0,g=0,v=0,_=0,x=0,y=s.matrixWorldInverse;n.sort(Bi),u=0;for(var M=n.length;u<M;u++){var b=n[u],E=b.color,w=b.intensity,T=b.distance,S=b.shadow&&b.shadow.map?b.shadow.map.texture:null;if(b.isAmbientLight)l+=E.r*w,c+=E.g*w,h+=E.b*w;else if(b.isLightProbe)for(var A=0;A<9;A++)t.probe[A].addScaledVector(b.sh.coefficients[A],w);else if(b.isDirectionalLight){if((R=e.get(b)).color.copy(b.color).multiplyScalar(b.intensity),R.direction.setFromMatrixPosition(b.matrixWorld),i.setFromMatrixPosition(b.target.matrixWorld),R.direction.sub(i),R.direction.transformDirection(y),R.shadow=b.castShadow,b.castShadow){var L=b.shadow;R.shadowBias=L.bias,R.shadowRadius=L.radius,R.shadowMapSize=L.mapSize,t.directionalShadowMap[d]=S,t.directionalShadowMatrix[d]=b.shadow.matrix,v++}t.directional[d]=R,d++}else if(b.isSpotLight){if((R=e.get(b)).position.setFromMatrixPosition(b.matrixWorld),R.position.applyMatrix4(y),R.color.copy(E).multiplyScalar(w),R.distance=T,R.direction.setFromMatrixPosition(b.matrixWorld),i.setFromMatrixPosition(b.target.matrixWorld),R.direction.sub(i),R.direction.transformDirection(y),R.coneCos=Math.cos(b.angle),R.penumbraCos=Math.cos(b.angle*(1-b.penumbra)),R.decay=b.decay,R.shadow=b.castShadow,b.castShadow){L=b.shadow;R.shadowBias=L.bias,R.shadowRadius=L.radius,R.shadowMapSize=L.mapSize,t.spotShadowMap[p]=S,t.spotShadowMatrix[p]=b.shadow.matrix,x++}t.spot[p]=R,p++}else if(b.isRectAreaLight){(R=e.get(b)).color.copy(E).multiplyScalar(w),R.position.setFromMatrixPosition(b.matrixWorld),R.position.applyMatrix4(y),a.identity(),r.copy(b.matrixWorld),r.premultiply(y),a.extractRotation(r),R.halfWidth.set(.5*b.width,0,0),R.halfHeight.set(0,.5*b.height,0),R.halfWidth.applyMatrix4(a),R.halfHeight.applyMatrix4(a),t.rectArea[m]=R,m++}else if(b.isPointLight){if((R=e.get(b)).position.setFromMatrixPosition(b.matrixWorld),R.position.applyMatrix4(y),R.color.copy(b.color).multiplyScalar(b.intensity),R.distance=b.distance,R.decay=b.decay,R.shadow=b.castShadow,b.castShadow){L=b.shadow;R.shadowBias=L.bias,R.shadowRadius=L.radius,R.shadowMapSize=L.mapSize,R.shadowCameraNear=L.camera.near,R.shadowCameraFar=L.camera.far,t.pointShadowMap[f]=S,t.pointShadowMatrix[f]=b.shadow.matrix,_++}t.point[f]=R,f++}else if(b.isHemisphereLight){var R;(R=e.get(b)).direction.setFromMatrixPosition(b.matrixWorld),R.direction.transformDirection(y),R.direction.normalize(),R.skyColor.copy(b.color).multiplyScalar(w),R.groundColor.copy(b.groundColor).multiplyScalar(w),t.hemi[g]=R,g++}}t.ambient[0]=l,t.ambient[1]=c,t.ambient[2]=h;var P=t.hash;P.directionalLength===d&&P.pointLength===f&&P.spotLength===p&&P.rectAreaLength===m&&P.hemiLength===g&&P.numDirectionalShadows===v&&P.numPointShadows===_&&P.numSpotShadows===x||(t.directional.length=d,t.spot.length=p,t.rectArea.length=m,t.point.length=f,t.hemi.length=g,t.directionalShadowMap.length=v,t.pointShadowMap.length=_,t.spotShadowMap.length=x,t.directionalShadowMatrix.length=v,t.pointShadowMatrix.length=_,t.spotShadowMatrix.length=x,P.directionalLength=d,P.pointLength=f,P.spotLength=p,P.rectAreaLength=m,P.hemiLength=g,P.numDirectionalShadows=v,P.numPointShadows=_,P.numSpotShadows=x,t.version=zi++)},state:t}}function Gi(){var e=new Vi,t=[],n=[];return{init:function(){t.length=0,n.length=0},state:{lightsArray:t,shadowsArray:n,lights:e},setupLights:function(i){e.setup(t,n,i)},pushLight:function(e){t.push(e)},pushShadow:function(e){n.push(e)}}}function Hi(){var e=new WeakMap;function t(n){var i=n.target;i.removeEventListener("dispose",t),e.delete(i)}return{get:function(n,i){var r;return!1===e.has(n)?(r=new Gi,e.set(n,new WeakMap),e.get(n).set(i,r),n.addEventListener("dispose",t)):!1===e.get(n).has(i)?(r=new Gi,e.get(n).set(i,r)):r=e.get(n).get(i),r},dispose:function(){e=new WeakMap}}}function ki(e){Ye.call(this),this.type="MeshDepthMaterial",this.depthPacking=3200,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(e)}function Wi(e){Ye.call(this),this.type="MeshDistanceMaterial",this.referencePosition=new g,this.nearDistance=1,this.farDistance=1e3,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(e)}ki.prototype=Object.create(Ye.prototype),ki.prototype.constructor=ki,ki.prototype.isMeshDepthMaterial=!0,ki.prototype.copy=function(e){return Ye.prototype.copy.call(this,e),this.depthPacking=e.depthPacking,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this},Wi.prototype=Object.create(Ye.prototype),Wi.prototype.constructor=Wi,Wi.prototype.isMeshDistanceMaterial=!0,Wi.prototype.copy=function(e){return Ye.prototype.copy.call(this,e),this.referencePosition.copy(e.referencePosition),this.nearDistance=e.nearDistance,this.farDistance=e.farDistance,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this};function Xi(e,t,n){var i=new Kt,r=new d,a=new d,o=new E,s=[],l=[],c={},h={0:1,1:0,2:2},u=new Xt({defines:{SAMPLE_RATE:.25,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new d},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  float mean = 0.0;\n  float squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy  ) / resolution ) );\n  for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n    #ifdef HORIZONAL_PASS\n      vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n      mean += distribution.x;\n      squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n    #else\n      float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0,  i )  * radius ) / resolution ) );\n      mean += depth;\n      squared_mean += depth * depth;\n    #endif\n  }\n  mean = mean * HALF_SAMPLE_RATE;\n  squared_mean = squared_mean * HALF_SAMPLE_RATE;\n  float std_dev = sqrt( squared_mean - mean * mean );\n  gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),f=u.clone();f.defines.HORIZONAL_PASS=1;var p=new mt;p.setAttribute("position",new Je(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));var m=new Dt(p,u),g=this;function v(n,i){var r=t.update(m);u.uniforms.shadow_pass.value=n.map.texture,u.uniforms.resolution.value=n.mapSize,u.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(i,null,r,u,m,null),f.uniforms.shadow_pass.value=n.mapPass.texture,f.uniforms.resolution.value=n.mapSize,f.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(i,null,r,f,m,null)}function _(e,t,n){var i=e<<0|t<<1|n<<2,r=s[i];return void 0===r&&(r=new ki({depthPacking:3201,morphTargets:e,skinning:t}),s[i]=r),r}function x(e,t,n){var i=e<<0|t<<1|n<<2,r=l[i];return void 0===r&&(r=new Wi({morphTargets:e,skinning:t}),l[i]=r),r}function y(t,n,i,r,a,o){var s=t.geometry,l=null,u=_,d=t.customDepthMaterial;if(!0===i.isPointLight&&(u=x,d=t.customDistanceMaterial),void 0===d){var f=!1;!0===n.morphTargets&&(!0===s.isBufferGeometry?f=s.morphAttributes&&s.morphAttributes.position&&s.morphAttributes.position.length>0:!0===s.isGeometry&&(f=s.morphTargets&&s.morphTargets.length>0));var p=!1;!0===t.isSkinnedMesh&&(!0===n.skinning?p=!0:console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",t)),l=u(f,p,!0===t.isInstancedMesh)}else l=d;if(e.localClippingEnabled&&!0===n.clipShadows&&0!==n.clippingPlanes.length){var m=l.uuid,g=n.uuid,v=c[m];void 0===v&&(v={},c[m]=v);var y=v[g];void 0===y&&(y=l.clone(),v[g]=y),l=y}return l.visible=n.visible,l.wireframe=n.wireframe,l.side=3===o?null!==n.shadowSide?n.shadowSide:n.side:null!==n.shadowSide?n.shadowSide:h[n.side],l.clipShadows=n.clipShadows,l.clippingPlanes=n.clippingPlanes,l.clipIntersection=n.clipIntersection,l.wireframeLinewidth=n.wireframeLinewidth,l.linewidth=n.linewidth,!0===i.isPointLight&&!0===l.isMeshDistanceMaterial&&(l.referencePosition.setFromMatrixPosition(i.matrixWorld),l.nearDistance=r,l.farDistance=a),l}function M(n,r,a,o,s){if(!1!==n.visible){if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&3===s)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(a.matrixWorldInverse,n.matrixWorld);var l=t.update(n),c=n.material;if(Array.isArray(c))for(var h=l.groups,u=0,d=h.length;u<d;u++){var f=h[u],p=c[f.materialIndex];if(p&&p.visible){var m=y(n,p,o,a.near,a.far,s);e.renderBufferDirect(a,null,l,m,n,f)}}else if(c.visible){m=y(n,c,o,a.near,a.far,s);e.renderBufferDirect(a,null,l,m,n,null)}}for(var g=n.children,v=0,_=g.length;v<_;v++)M(g[v],r,a,o,s)}}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=1,this.render=function(t,s,l){if(!1!==g.enabled&&(!1!==g.autoUpdate||!1!==g.needsUpdate)&&0!==t.length){var c=e.getRenderTarget(),h=e.getActiveCubeFace(),u=e.getActiveMipmapLevel(),d=e.state;d.setBlending(0),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);for(var f=0,p=t.length;f<p;f++){var m=t[f],_=m.shadow;if(void 0!==_){r.copy(_.mapSize);var x=_.getFrameExtents();if(r.multiply(x),a.copy(_.mapSize),(r.x>n||r.y>n)&&(console.warn("THREE.WebGLShadowMap:",m,"has shadow exceeding max texture size, reducing"),r.x>n&&(a.x=Math.floor(n/x.x),r.x=a.x*x.x,_.mapSize.x=a.x),r.y>n&&(a.y=Math.floor(n/x.y),r.y=a.y*x.y,_.mapSize.y=a.y)),null===_.map&&!_.isPointLightShadow&&3===this.type){var y={minFilter:1006,magFilter:1006,format:1023};_.map=new w(r.x,r.y,y),_.map.texture.name=m.name+".shadowMap",_.mapPass=new w(r.x,r.y,y),_.camera.updateProjectionMatrix()}if(null===_.map){y={minFilter:1003,magFilter:1003,format:1023};_.map=new w(r.x,r.y,y),_.map.texture.name=m.name+".shadowMap",_.camera.updateProjectionMatrix()}e.setRenderTarget(_.map),e.clear();for(var b=_.getViewportCount(),E=0;E<b;E++){var T=_.getViewport(E);o.set(a.x*T.x,a.y*T.y,a.x*T.z,a.y*T.w),d.viewport(o),_.updateMatrices(m,E),i=_.getFrustum(),M(s,l,_.camera,m,this.type)}_.isPointLightShadow||3!==this.type||v(_,l)}else console.warn("THREE.WebGLShadowMap:",m,"has no shadow.")}g.needsUpdate=!1,e.setRenderTarget(c,h,u)}}}function ji(e,t,n){var i=n.isWebGL2;var r=new function(){var t=!1,n=new E,i=null,r=new E(0,0,0,0);return{setMask:function(n){i===n||t||(e.colorMask(n,n,n,n),i=n)},setLocked:function(e){t=e},setClear:function(t,i,a,o,s){!0===s&&(t*=o,i*=o,a*=o),n.set(t,i,a,o),!1===r.equals(n)&&(e.clearColor(t,i,a,o),r.copy(n))},reset:function(){t=!1,i=null,r.set(-1,0,0,0)}}},a=new function(){var t=!1,n=null,i=null,r=null;return{setTest:function(t){t?B(2929):V(e.DEPTH_TEST)},setMask:function(i){n===i||t||(e.depthMask(i),n=i)},setFunc:function(t){if(i!==t){if(t)switch(t){case 0:e.depthFunc(e.NEVER);break;case 1:e.depthFunc(e.ALWAYS);break;case 2:e.depthFunc(e.LESS);break;case 3:e.depthFunc(e.LEQUAL);break;case 4:e.depthFunc(e.EQUAL);break;case 5:e.depthFunc(e.GEQUAL);break;case 6:e.depthFunc(e.GREATER);break;case 7:e.depthFunc(e.NOTEQUAL);break;default:e.depthFunc(e.LEQUAL)}else 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Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping."),e.texParameteri(n,e.TEXTURE_MAG_FILTER,b(a.magFilter)),e.texParameteri(n,e.TEXTURE_MIN_FILTER,b(a.minFilter)),1003!==a.minFilter&&1006!==a.minFilter&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter."));var s=t.get("EXT_texture_filter_anisotropic");if(s){if(1015===a.type&&null===t.get("OES_texture_float_linear"))return;if(1016===a.type&&null===(l||t.get("OES_texture_half_float_linear")))return;(a.anisotropy>1||i.get(a).__currentAnisotropy)&&(e.texParameterf(n,s.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(a.anisotropy,r.getMaxAnisotropy())),i.get(a).__currentAnisotropy=a.anisotropy)}}function C(t,n){void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",E),t.__webglTexture=e.createTexture(),o.memory.textures++)}function D(t,i,r){var o=e.TEXTURE_2D;i.isDataTexture2DArray&&(o=e.TEXTURE_2D_ARRAY),i.isDataTexture3D&&(o=e.TEXTURE_3D),C(t,i),n.activeTexture(e.TEXTURE0+r),n.bindTexture(o,t.__webglTexture),e.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,i.flipY),e.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,i.premultiplyAlpha),e.pixelStorei(e.UNPACK_ALIGNMENT,i.unpackAlignment);var s=function(e){return!l&&(1001!==e.wrapS||1001!==e.wrapT||1003!==e.minFilter&&1006!==e.minFilter)}(i)&&!1===_(i.image),c=v(i.image,s,!1,d),h=_(c)||l,u=a.convert(i.format),f=a.convert(i.type),p=M(i.internalFormat,u,f);N(o,i,h);var m,g=i.mipmaps;if(i.isDepthTexture){if(p=e.DEPTH_COMPONENT,1015===i.type){if(!1===l)throw new Error("Float Depth Texture only supported in WebGL2.0");p=e.DEPTH_COMPONENT32F}else l&&(p=e.DEPTH_COMPONENT16);1026===i.format&&p===e.DEPTH_COMPONENT&&1012!==i.type&&1014!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),i.type=1012,f=a.convert(i.type)),1027===i.format&&(p=e.DEPTH_STENCIL,1020!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),i.type=1020,f=a.convert(i.type))),n.texImage2D(e.TEXTURE_2D,0,p,c.width,c.height,0,u,f,null)}else if(i.isDataTexture)if(g.length>0&&h){for(var b=0,E=g.length;b<E;b++)m=g[b],n.texImage2D(e.TEXTURE_2D,b,p,m.width,m.height,0,u,f,m.data);i.generateMipmaps=!1,t.__maxMipLevel=g.length-1}else n.texImage2D(e.TEXTURE_2D,0,p,c.width,c.height,0,u,f,c.data),t.__maxMipLevel=0;else if(i.isCompressedTexture){for(b=0,E=g.length;b<E;b++)m=g[b],1023!==i.format&&1022!==i.format?null!==u?n.compressedTexImage2D(e.TEXTURE_2D,b,p,m.width,m.height,0,m.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texImage2D(e.TEXTURE_2D,b,p,m.width,m.height,0,u,f,m.data);t.__maxMipLevel=g.length-1}else if(i.isDataTexture2DArray)n.texImage3D(e.TEXTURE_2D_ARRAY,0,p,c.width,c.height,c.depth,0,u,f,c.data),t.__maxMipLevel=0;else if(i.isDataTexture3D)n.texImage3D(e.TEXTURE_3D,0,p,c.width,c.height,c.depth,0,u,f,c.data),t.__maxMipLevel=0;else if(g.length>0&&h){for(b=0,E=g.length;b<E;b++)m=g[b],n.texImage2D(e.TEXTURE_2D,b,p,u,f,m);i.generateMipmaps=!1,t.__maxMipLevel=g.length-1}else n.texImage2D(e.TEXTURE_2D,0,p,u,f,c),t.__maxMipLevel=0;x(i,h)&&y(o,i,c.width,c.height),t.__version=i.version,i.onUpdate&&i.onUpdate(i)}function U(t,r,o,s){var l=a.convert(r.texture.format),c=a.convert(r.texture.type),h=M(r.texture.internalFormat,l,c);n.texImage2D(s,0,h,r.width,r.height,0,l,c,null),e.bindFramebuffer(e.FRAMEBUFFER,t),e.framebufferTexture2D(e.FRAMEBUFFER,o,s,i.get(r.texture).__webglTexture,0),e.bindFramebuffer(e.FRAMEBUFFER,null)}function I(t,n,i){if(e.bindRenderbuffer(e.RENDERBUFFER,t),n.depthBuffer&&!n.stencilBuffer){if(i){var r=O(n);e.renderbufferStorageMultisample(e.RENDERBUFFER,r,e.DEPTH_COMPONENT16,n.width,n.height)}else e.renderbufferStorage(e.RENDERBUFFER,e.DEPTH_COMPONENT16,n.width,n.height);e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.RENDERBUFFER,t)}else if(n.depthBuffer&&n.stencilBuffer){if(i){r=O(n);e.renderbufferStorageMultisample(e.RENDERBUFFER,r,e.DEPTH24_STENCIL8,n.width,n.height)}else e.renderbufferStorage(e.RENDERBUFFER,e.DEPTH_STENCIL,n.width,n.height);e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_STENCIL_ATTACHMENT,e.RENDERBUFFER,t)}else{var o=a.convert(n.texture.format),s=a.convert(n.texture.type),l=M(n.texture.internalFormat,o,s);if(i){r=O(n);e.renderbufferStorageMultisample(e.RENDERBUFFER,r,l,n.width,n.height)}else e.renderbufferStorage(e.RENDERBUFFER,l,n.width,n.height)}e.bindRenderbuffer(e.RENDERBUFFER,null)}function F(t){var n=i.get(t),r=!0===t.isWebGLRenderTargetCube;if(t.depthTexture){if(r)throw new Error("target.depthTexture not supported in Cube render targets");!function(t,n){if(n&&n.isWebGLRenderTargetCube)throw new Error("Depth Texture with cube render targets is not supported");if(e.bindFramebuffer(e.FRAMEBUFFER,t),!n.depthTexture||!n.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of 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l&&e.isWebGLMultisampleRenderTarget?Math.min(f,e.samples):0}var z=!1,B=!1;this.allocateTextureUnit=function(){var e=T;return e>=c&&console.warn("THREE.WebGLTextures: Trying to use "+e+" texture units while this GPU supports only "+c),T+=1,e},this.resetTextureUnits=function(){T=0},this.setTexture2D=S,this.setTexture2DArray=function(t,r){var a=i.get(t);t.version>0&&a.__version!==t.version?D(a,t,r):(n.activeTexture(e.TEXTURE0+r),n.bindTexture(e.TEXTURE_2D_ARRAY,a.__webglTexture))},this.setTexture3D=function(t,r){var a=i.get(t);t.version>0&&a.__version!==t.version?D(a,t,r):(n.activeTexture(e.TEXTURE0+r),n.bindTexture(e.TEXTURE_3D,a.__webglTexture))},this.setTextureCube=A,this.setTextureCubeDynamic=L,this.setupRenderTarget=function(r){var s=i.get(r),c=i.get(r.texture);r.addEventListener("dispose",w),c.__webglTexture=e.createTexture(),o.memory.textures++;var h=!0===r.isWebGLRenderTargetCube,u=!0===r.isWebGLMultisampleRenderTarget,d=!0===r.isWebGLMultiviewRenderTarget,f=_(r)||l;if(h){s.__webglFramebuffer=[];for(var p=0;p<6;p++)s.__webglFramebuffer[p]=e.createFramebuffer()}else if(s.__webglFramebuffer=e.createFramebuffer(),u)if(l){s.__webglMultisampledFramebuffer=e.createFramebuffer(),s.__webglColorRenderbuffer=e.createRenderbuffer(),e.bindRenderbuffer(e.RENDERBUFFER,s.__webglColorRenderbuffer);var m=a.convert(r.texture.format),g=a.convert(r.texture.type),v=M(r.texture.internalFormat,m,g),b=O(r);e.renderbufferStorageMultisample(e.RENDERBUFFER,b,v,r.width,r.height),e.bindFramebuffer(e.FRAMEBUFFER,s.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.RENDERBUFFER,s.__webglColorRenderbuffer),e.bindRenderbuffer(e.RENDERBUFFER,null),r.depthBuffer&&(s.__webglDepthRenderbuffer=e.createRenderbuffer(),I(s.__webglDepthRenderbuffer,r,!0)),e.bindFramebuffer(e.FRAMEBUFFER,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");else if(d){var E=r.width,T=r.height,S=r.numViews;e.bindFramebuffer(e.FRAMEBUFFER,s.__webglFramebuffer);var A=t.get("OVR_multiview2");o.memory.textures+=2;var L=e.createTexture();e.bindTexture(e.TEXTURE_2D_ARRAY,L),e.texParameteri(e.TEXTURE_2D_ARRAY,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D_ARRAY,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texImage3D(e.TEXTURE_2D_ARRAY,0,e.RGBA8,E,T,S,0,e.RGBA,e.UNSIGNED_BYTE,null),A.framebufferTextureMultiviewOVR(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,L,0,0,S);var R=e.createTexture();e.bindTexture(e.TEXTURE_2D_ARRAY,R),e.texParameteri(e.TEXTURE_2D_ARRAY,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(e.TEXTURE_2D_ARRAY,e.TEXTURE_MIN_FILTER,e.NEAREST),e.texImage3D(e.TEXTURE_2D_ARRAY,0,e.DEPTH24_STENCIL8,E,T,S,0,e.DEPTH_STENCIL,e.UNSIGNED_INT_24_8,null),A.framebufferTextureMultiviewOVR(e.FRAMEBUFFER,e.DEPTH_STENCIL_ATTACHMENT,R,0,0,S);var P=new Array(S);for(p=0;p<S;++p)P[p]=e.createFramebuffer(),e.bindFramebuffer(e.FRAMEBUFFER,P[p]),e.framebufferTextureLayer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,L,0,p);s.__webglColorTexture=L,s.__webglDepthStencilTexture=R,s.__webglViewFramebuffers=P,e.bindFramebuffer(e.FRAMEBUFFER,null),e.bindTexture(e.TEXTURE_2D_ARRAY,null)}if(h){n.bindTexture(e.TEXTURE_CUBE_MAP,c.__webglTexture),N(e.TEXTURE_CUBE_MAP,r.texture,f);for(p=0;p<6;p++)U(s.__webglFramebuffer[p],r,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+p);x(r.texture,f)&&y(e.TEXTURE_CUBE_MAP,r.texture,r.width,r.height),n.bindTexture(e.TEXTURE_CUBE_MAP,null)}else d||(n.bindTexture(e.TEXTURE_2D,c.__webglTexture),N(e.TEXTURE_2D,r.texture,f),U(s.__webglFramebuffer,r,e.COLOR_ATTACHMENT0,e.TEXTURE_2D),x(r.texture,f)&&y(e.TEXTURE_2D,r.texture,r.width,r.height),n.bindTexture(e.TEXTURE_2D,null));r.depthBuffer&&F(r)},this.updateRenderTargetMipmap=function(t){var r=t.texture;if(x(r,_(t)||l)){var a=t.isWebGLRenderTargetCube?e.TEXTURE_CUBE_MAP:e.TEXTURE_2D,o=i.get(r).__webglTexture;n.bindTexture(a,o),y(a,r,t.width,t.height),n.bindTexture(a,null)}},this.updateMultisampleRenderTarget=function(t){if(t.isWebGLMultisampleRenderTarget)if(l){var n=i.get(t);e.bindFramebuffer(e.READ_FRAMEBUFFER,n.__webglMultisampledFramebuffer),e.bindFramebuffer(e.DRAW_FRAMEBUFFER,n.__webglFramebuffer);var r=t.width,a=t.height,o=e.COLOR_BUFFER_BIT;t.depthBuffer&&(o|=e.DEPTH_BUFFER_BIT),t.stencilBuffer&&(o|=e.STENCIL_BUFFER_BIT),e.blitFramebuffer(0,0,r,a,0,0,r,a,o,e.NEAREST)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.safeSetTexture2D=function(e,t){e&&e.isWebGLRenderTarget&&(!1===z&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),z=!0),e=e.texture),S(e,t)},this.safeSetTextureCube=function(e,t){e&&e.isWebGLRenderTargetCube&&(!1===B&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. 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e.RGB_INTEGER;if(1033===n)return e.RGBA_INTEGER;if(33776===n||33777===n||33778===n||33779===n){if(null===(r=t.get("WEBGL_compressed_texture_s3tc")))return null;if(33776===n)return r.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===n)return r.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===n)return r.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===n)return r.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===n||35841===n||35842===n||35843===n){if(null===(r=t.get("WEBGL_compressed_texture_pvrtc")))return null;if(35840===n)return r.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===n)return r.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===n)return r.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===n)return r.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}return 36196===n?null!==(r=t.get("WEBGL_compressed_texture_etc1"))?r.COMPRESSED_RGB_ETC1_WEBGL:null:37808===n||37809===n||37810===n||37811===n||37812===n||37813===n||37814===n||37815===n||37816===n||37817===n||37818===n||37819===n||37820===n||37821===n?null!==(r=t.get("WEBGL_compressed_texture_astc"))?n:null:1020===n?i?e.UNSIGNED_INT_24_8:null!==(r=t.get("WEBGL_depth_texture"))?r.UNSIGNED_INT_24_8_WEBGL:null:void 0}}}function Zi(e,t,n,i){w.call(this,e,t,i),this.depthBuffer=!1,this.stencilBuffer=!1,this.numViews=n}function Ji(e,t){var n,i,r,a,o,s,l,c=e.extensions,h=e.properties,u=0;function f(e){return e.isArrayCamera?e.cameras:(o[0]=e,o)}this.isAvailable=function(){if(void 0===l){var e=c.get("OVR_multiview2");if(l=null!==e&&!1===t.getContextAttributes().antialias){u=t.getParameter(e.MAX_VIEWS_OVR),n=new Zi(0,0,2),s=new d,a=[],r=[],o=[];for(var i=0;i<u;i++)a[i]=new C,r[i]=new x}}return l},this.attachCamera=function(t){!1!==function(e){if(void 0===e.isArrayCamera)return!0;var t=e.cameras;if(t.length>u)return!1;for(var n=1,i=t.length;n<i;n++)if(t[0].viewport.z!==t[n].viewport.z||t[0].viewport.w!==t[n].viewport.w)return!1;return!0}(t)&&(i=e.getRenderTarget(),function(t){if(i?s.set(i.width,i.height):e.getDrawingBufferSize(s),t.isArrayCamera){var r=t.cameras[0].viewport;n.setSize(r.z,r.w),n.setNumViews(t.cameras.length)}else n.setSize(s.x,s.y),n.setNumViews(2)}(t),e.setRenderTarget(n))},this.detachCamera=function(r){n===e.getRenderTarget()&&(e.setRenderTarget(i),function(e){var i=n,r=i.numViews,a=h.get(i).__webglViewFramebuffers,o=i.width,l=i.height;if(e.isArrayCamera)for(var c=0;c<r;c++){var u=e.cameras[c].viewport,d=u.x,f=u.y,p=d+u.z,m=f+u.w;t.bindFramebuffer(36008,a[c]),t.blitFramebuffer(0,0,o,l,d,f,p,m,t.COLOR_BUFFER_BIT,t.NEAREST)}else t.bindFramebuffer(t.READ_FRAMEBUFFER,a[0]),t.blitFramebuffer(0,0,o,l,0,0,s.x,s.y,t.COLOR_BUFFER_BIT,t.NEAREST)}(r))},this.updateCameraProjectionMatricesUniform=function(e,n){for(var i=f(e),r=0;r<i.length;r++)a[r].copy(i[r].projectionMatrix);n.setValue(t,"projectionMatrices",a)},this.updateCameraViewMatricesUniform=function(e,n){for(var i=f(e),r=0;r<i.length;r++)a[r].copy(i[r].matrixWorldInverse);n.setValue(t,"viewMatrices",a)},this.updateObjectMatricesUniforms=function(e,n,i){for(var o=f(n),s=0;s<o.length;s++)a[s].multiplyMatrices(o[s].matrixWorldInverse,e.matrixWorld),r[s].getNormalMatrix(a[s]);i.setValue(t,"modelViewMatrices",a),i.setValue(t,"normalMatrices",r)}}function Ki(e){Yt.call(this),this.cameras=e||[]}function Qi(){J.call(this),this.type="Group"}function $i(e,t){var n=this,i=null,r=null,a="local-floor",o=null,s=[],l=new Map,c=new Yt;c.layers.enable(1),c.viewport=new E;var h=new Yt;h.layers.enable(2),h.viewport=new E;var u=new Ki([c,h]);function d(e){var t=l.get(e.inputSource);t&&t.dispatchEvent({type:e.type})}function f(){l.forEach((function(e,t){e.dispatchEvent({type:"disconnected",data:t}),e.visible=!1})),l.clear(),e.setFramebuffer(null),e.setRenderTarget(e.getRenderTarget()),M.stop(),n.dispatchEvent({type:"sessionend"}),n.isPresenting=!1}function p(e){r=e,M.setContext(i),M.start(),n.dispatchEvent({type:"sessionstart"}),n.isPresenting=!0}function m(e){for(var t=i.inputSources,n=0;n<s.length;n++)l.set(t[n],s[n]);for(n=0;n<e.removed.length;n++){var r=e.removed[n];(a=l.get(r))&&(a.dispatchEvent({type:"disconnected",data:r}),l.delete(r))}for(n=0;n<e.added.length;n++){var a;r=e.added[n];(a=l.get(r))&&a.dispatchEvent({type:"connected",data:r})}}u.layers.enable(1),u.layers.enable(2),this.enabled=!1,this.isPresenting=!1,this.getController=function(e){var t=s[e];return void 0===t&&((t=new Qi).matrixAutoUpdate=!1,t.visible=!1,s[e]=t),t},this.setFramebufferScaleFactor=function(){},this.setReferenceSpaceType=function(e){a=e},this.getReferenceSpace=function(){return r},this.getSession=function(){return i},this.setSession=function(e){if(null!==(i=e)){i.addEventListener("select",d),i.addEventListener("selectstart",d),i.addEventListener("selectend",d),i.addEventListener("squeeze",d),i.addEventListener("squeezestart",d),i.addEventListener("squeezeend",d),i.addEventListener("end",f);var n=t.getContextAttributes(),r={antialias:n.antialias,alpha:n.alpha,depth:n.depth,stencil:n.stencil},o=new XRWebGLLayer(i,t,r);i.updateRenderState({baseLayer:o}),i.requestReferenceSpace(a).then(p),i.addEventListener("inputsourceschange",m)}};var v=new g,_=new g;function x(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.getInverse(e.matrixWorld)}this.getCamera=function(e){var t=e.parent,n=u.cameras;x(u,t);for(var i=0;i<n.length;i++)x(n[i],t);e.matrixWorld.copy(u.matrixWorld);for(var r=e.children,a=(i=0,r.length);i<a;i++)r[i].updateMatrixWorld(!0);return function(e,t,n){v.setFromMatrixPosition(t.matrixWorld),_.setFromMatrixPosition(n.matrixWorld);var i=v.distanceTo(_),r=t.projectionMatrix.elements,a=n.projectionMatrix.elements,o=r[14]/(r[10]-1),s=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],u=(a[8]+1)/a[0],d=o*h,f=o*u,p=i/(-h+u),m=p*-h;t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(m),e.translateZ(p),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.getInverse(e.matrixWorld);var g=o+p,x=s+p,y=d-m,M=f+(i-m),b=l*s/x*g,E=c*s/x*g;e.projectionMatrix.makePerspective(y,M,b,E,g,x)}(u,c,h),u};var y=null;var M=new tn;M.setAnimationLoop((function(t,n){if(null!==(o=n.getViewerPose(r))){var a=o.views,l=i.renderState.baseLayer;e.setFramebuffer(l.framebuffer);for(var c=0;c<a.length;c++){var 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l=e===X&&n.id===k;oe.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,e,o,l)}n.version===o.__version&&(void 0===o.program?n.needsUpdate=!0:n.fog&&o.fog!==r?n.needsUpdate=!0:o.environment!==a?n.needsUpdate=!0:o.needsLights&&o.lightsStateVersion!==s.state.version?n.needsUpdate=!0:void 0===o.numClippingPlanes||o.numClippingPlanes===oe.numPlanes&&o.numIntersection===oe.numIntersection?o.outputEncoding!==F.outputEncoding&&(n.needsUpdate=!0):n.needsUpdate=!0),n.version!==o.__version&&(Ae(n,t,i),o.__version=n.version);var c,h,d=!1,f=!1,g=!1,v=o.program,y=v.getUniforms(),E=o.shader.uniforms;if(x.useProgram(v.program)&&(d=!0,f=!0,g=!0),n.id!==k&&(k=n.id,f=!0),d||X!==e){if(v.numMultiviewViews>0?me.updateCameraProjectionMatricesUniform(e,y):y.setValue(m,"projectionMatrix",e.projectionMatrix),_.logarithmicDepthBuffer&&y.setValue(m,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),X!==e&&(X=e,f=!0,g=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){var w=y.map.cameraPosition;void 0!==w&&w.setValue(m,he.setFromMatrixPosition(e.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&y.setValue(m,"isOrthographic",!0===e.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.skinning)&&(v.numMultiviewViews>0?me.updateCameraViewMatricesUniform(e,y):y.setValue(m,"viewMatrix",e.matrixWorldInverse))}if(n.skinning){y.setOptional(m,i,"bindMatrix"),y.setOptional(m,i,"bindMatrixInverse");var T=i.skeleton;if(T){var S=T.bones;if(_.floatVertexTextures){if(void 0===T.boneTexture){var A=Math.sqrt(4*S.length);A=u.ceilPowerOfTwo(A),A=Math.max(A,4);var L=new Float32Array(A*A*4);L.set(T.boneMatrices);var R=new qt(L,A,A,1023,1015);T.boneMatrices=L,T.boneTexture=R,T.boneTextureSize=A}y.setValue(m,"boneTexture",T.boneTexture,b),y.setValue(m,"boneTextureSize",T.boneTextureSize)}else y.setOptional(m,T,"boneMatrices")}}return(f||o.receiveShadow!==i.receiveShadow)&&(o.receiveShadow=i.receiveShadow,y.setValue(m,"receiveShadow",i.receiveShadow)),f&&(y.setValue(m,"toneMappingExposure",F.toneMappingExposure),y.setValue(m,"toneMappingWhitePoint",F.toneMappingWhitePoint),o.needsLights&&(h=g,(c=E).ambientLightColor.needsUpdate=h,c.lightProbe.needsUpdate=h,c.directionalLights.needsUpdate=h,c.pointLights.needsUpdate=h,c.spotLights.needsUpdate=h,c.rectAreaLights.needsUpdate=h,c.hemisphereLights.needsUpdate=h),r&&n.fog&&function(e,t){e.fogColor.value.copy(t.color),t.isFog?(e.fogNear.value=t.near,e.fogFar.value=t.far):t.isFogExp2&&(e.fogDensity.value=t.density)}(E,r),n.isMeshBasicMaterial?Re(E,n):n.isMeshLambertMaterial?(Re(E,n),function(e,t){t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap)}(E,n)):n.isMeshToonMaterial?(Re(E,n),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4),t.gradientMap&&(e.gradientMap.value=t.gradientMap);t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap);t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(E,n)):n.isMeshPhongMaterial?(Re(E,n),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4),t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap);t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(E,n)):n.isMeshStandardMaterial?(Re(E,n,a),n.isMeshPhysicalMaterial?function(e,t,n){Pe(e,t,n),e.reflectivity.value=t.reflectivity,e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.sheen&&e.sheen.value.copy(t.sheen);t.clearcoatNormalMap&&(e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),e.clearcoatNormalMap.value=t.clearcoatNormalMap,1===t.side&&e.clearcoatNormalScale.value.negate());e.transparency.value=t.transparency}(E,n,a):Pe(E,n,a)):n.isMeshMatcapMaterial?(Re(E,n),function(e,t){t.matcap&&(e.matcap.value=t.matcap);t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(E,n)):n.isMeshDepthMaterial?(Re(E,n),function(e,t){t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(E,n)):n.isMeshDistanceMaterial?(Re(E,n),function(e,t){t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias);e.referencePosition.value.copy(t.referencePosition),e.nearDistance.value=t.nearDistance,e.farDistance.value=t.farDistance}(E,n)):n.isMeshNormalMaterial?(Re(E,n),function(e,t){t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(E,n)):n.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity}(E,n),n.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(E,n)):n.isPointsMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*$,e.scale.value=.5*Q,t.map&&(e.map.value=t.map);t.alphaMap&&(e.alphaMap.value=t.alphaMap);var n;t.map?n=t.map:t.alphaMap&&(n=t.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),e.uvTransform.value.copy(n.matrix))}(E,n):n.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map);t.alphaMap&&(e.alphaMap.value=t.alphaMap);var n;t.map?n=t.map:t.alphaMap&&(n=t.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),e.uvTransform.value.copy(n.matrix))}(E,n):n.isShadowMaterial&&(E.color.value.copy(n.color),E.opacity.value=n.opacity),void 0!==E.ltc_1&&(E.ltc_1.value=$t.LTC_1),void 0!==E.ltc_2&&(E.ltc_2.value=$t.LTC_2),fi.upload(m,o.uniformsList,E,b),n.isShaderMaterial&&(n.uniformsNeedUpdate=!1)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(fi.upload(m,o.uniformsList,E,b),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&y.setValue(m,"center",i.center),v.numMultiviewViews>0?me.updateObjectMatricesUniforms(i,e,y):(y.setValue(m,"modelViewMatrix",i.modelViewMatrix),y.setValue(m,"normalMatrix",i.normalMatrix)),y.setValue(m,"modelMatrix",i.matrixWorld),v}function Re(e,t,n){e.opacity.value=t.opacity,t.color&&e.diffuse.value.copy(t.color),t.emissive&&e.emissive.value.copy(t.emissive).multiplyScalar(t.emissiveIntensity),t.map&&(e.map.value=t.map),t.alphaMap&&(e.alphaMap.value=t.alphaMap),t.specularMap&&(e.specularMap.value=t.specularMap);var i,r,a=t.envMap||n;a&&(e.envMap.value=a,e.flipEnvMap.value=a.isCubeTexture?-1:1,e.reflectivity.value=t.reflectivity,e.refractionRatio.value=t.refractionRatio,e.maxMipLevel.value=M.get(a).__maxMipLevel),t.lightMap&&(e.lightMap.value=t.lightMap,e.lightMapIntensity.value=t.lightMapIntensity),t.aoMap&&(e.aoMap.value=t.aoMap,e.aoMapIntensity.value=t.aoMapIntensity),t.map?i=t.map:t.specularMap?i=t.specularMap:t.displacementMap?i=t.displacementMap:t.normalMap?i=t.normalMap:t.bumpMap?i=t.bumpMap:t.roughnessMap?i=t.roughnessMap:t.metalnessMap?i=t.metalnessMap:t.alphaMap?i=t.alphaMap:t.emissiveMap&&(i=t.emissiveMap),void 0!==i&&(i.isWebGLRenderTarget&&(i=i.texture),!0===i.matrixAutoUpdate&&i.updateMatrix(),e.uvTransform.value.copy(i.matrix)),t.aoMap?r=t.aoMap:t.lightMap&&(r=t.lightMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),e.uv2Transform.value.copy(r.matrix))}function Pe(e,t,n){e.roughness.value=t.roughness,e.metalness.value=t.metalness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap),t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap),t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap),t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1)),t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate()),t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias),(t.envMap||n)&&(e.envMapIntensity.value=t.envMapIntensity)}Ee.setAnimationLoop((function(e){pe.isPresenting||be&&be(e)})),"undefined"!=typeof window&&Ee.setContext(window),this.setAnimationLoop=function(e){be=e,pe.setAnimationLoop(e),Ee.start()},this.render=function(e,t){var n,i;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."),i=arguments[3]),t&&t.isCamera){if(!O){W.geometry=null,W.program=null,W.wireframe=!1,k=-1,X=null,!0===e.autoUpdate&&e.updateMatrixWorld(),null===t.parent&&t.updateMatrixWorld(),pe.enabled&&pe.isPresenting&&(t=pe.getCamera(t)),(p=R.get(e,t)).init(),e.onBeforeRender(F,e,t,n||G),ce.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),ae.setFromMatrix(ce),le=this.localClippingEnabled,se=oe.init(this.clippingPlanes,le,t),(f=L.get(e,t)).init(),we(e,t,0,F.sortObjects),!0===F.sortObjects&&f.sort(ee,te),se&&oe.beginShadows();var r=p.state.shadowsArray;ge.render(r,e,t),p.setupLights(t),se&&oe.endShadows(),this.info.autoReset&&this.info.reset(),void 0!==n&&this.setRenderTarget(n),pe.enabled&&me.isAvailable()&&me.attachCamera(t),P.render(f,e,t,i);var a=f.opaque,o=f.transparent;if(e.overrideMaterial){var s=e.overrideMaterial;a.length&&Te(a,e,t,s),o.length&&Te(o,e,t,s)}else a.length&&Te(a,e,t),o.length&&Te(o,e,t);e.onAfterRender(F,e,t),null!==G&&(b.updateRenderTargetMipmap(G),b.updateMultisampleRenderTarget(G)),x.buffers.depth.setTest(!0),x.buffers.depth.setMask(!0),x.buffers.color.setMask(!0),x.setPolygonOffset(!1),pe.enabled&&me.isAvailable()&&me.detachCamera(t),f=null,p=null}}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")},this.setFramebuffer=function(e){z!==e&&null===G&&m.bindFramebuffer(m.FRAMEBUFFER,e),z=e},this.getActiveCubeFace=function(){return B},this.getActiveMipmapLevel=function(){return V},this.getRenderTarget=function(){return G},this.setRenderTarget=function(e,t,n){G=e,B=t,V=n,e&&void 0===M.get(e).__webglFramebuffer&&b.setupRenderTarget(e);var i=z,r=!1;if(e){var a=M.get(e).__webglFramebuffer;e.isWebGLRenderTargetCube?(i=a[t||0],r=!0):i=e.isWebGLMultisampleRenderTarget?M.get(e).__webglMultisampledFramebuffer:a,Y.copy(e.viewport),q.copy(e.scissor),Z=e.scissorTest}else Y.copy(ne).multiplyScalar($).floor(),q.copy(ie).multiplyScalar($).floor(),Z=re;if(H!==i&&(m.bindFramebuffer(m.FRAMEBUFFER,i),H=i),x.viewport(Y),x.scissor(q),x.setScissorTest(Z),r){var o=M.get(e.texture);m.framebufferTexture2D(m.FRAMEBUFFER,m.COLOR_ATTACHMENT0,m.TEXTURE_CUBE_MAP_POSITIVE_X+(t||0),o.__webglTexture,n||0)}},this.readRenderTargetPixels=function(e,t,n,i,r,a,o){if(e&&e.isWebGLRenderTarget){var s=M.get(e).__webglFramebuffer;if(e.isWebGLRenderTargetCube&&void 0!==o&&(s=s[o]),s){var l=!1;s!==H&&(m.bindFramebuffer(m.FRAMEBUFFER,s),l=!0);try{var c=e.texture,h=c.format,u=c.type;if(1023!==h&&I.convert(h)!==m.getParameter(m.IMPLEMENTATION_COLOR_READ_FORMAT))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!(1009===u||I.convert(u)===m.getParameter(m.IMPLEMENTATION_COLOR_READ_TYPE)||1015===u&&(_.isWebGL2||v.get("OES_texture_float")||v.get("WEBGL_color_buffer_float"))||1016===u&&(_.isWebGL2?v.get("EXT_color_buffer_float"):v.get("EXT_color_buffer_half_float"))))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");m.checkFramebufferStatus(m.FRAMEBUFFER)===m.FRAMEBUFFER_COMPLETE?t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&m.readPixels(t,n,i,r,I.convert(h),I.convert(u),a):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{l&&m.bindFramebuffer(m.FRAMEBUFFER,H)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")},this.copyFramebufferToTexture=function(e,t,n){void 0===n&&(n=0);var i=Math.pow(2,-n),r=Math.floor(t.image.width*i),a=Math.floor(t.image.height*i),o=I.convert(t.format);b.setTexture2D(t,0),m.copyTexImage2D(m.TEXTURE_2D,n,o,e.x,e.y,r,a,0),x.unbindTexture()},this.copyTextureToTexture=function(e,t,n,i){var r=t.image.width,a=t.image.height,o=I.convert(n.format),s=I.convert(n.type);b.setTexture2D(n,0),t.isDataTexture?m.texSubImage2D(m.TEXTURE_2D,i||0,e.x,e.y,r,a,o,s,t.image.data):m.texSubImage2D(m.TEXTURE_2D,i||0,e.x,e.y,o,s,t.image),x.unbindTexture()},this.initTexture=function(e){b.setTexture2D(e,0),x.unbindTexture()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function tr(e){this.autoStart=void 0===e||e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}function nr(e,t,n){return this.radius=void 0!==e?e:1,this.phi=void 0!==t?t:0,this.theta=void 0!==n?n:0,this}function ir(e,t,n,i,r,a){return[new d(e/r,1-i/a),new d(n/r,1-i/a),new d(n/r,1-t/a),new d(e/r,1-t/a)]}function rr(e,t,n,i){return ir(e,t,n,i,64,64)}function ar(e,t,n,i){return ir(e,t,n,i,64,32)}function or(e,t,n,i,r,a,o){e.faceVertexUvs[0]=[],e.faceVertexUvs[0][0]=[a[3],a[0],a[2]],e.faceVertexUvs[0][1]=[a[0],a[1],a[2]],e.faceVertexUvs[0][2]=[i[3],i[0],i[2]],e.faceVertexUvs[0][3]=[i[0],i[1],i[2]],e.faceVertexUvs[0][4]=[t[3],t[0],t[2]],e.faceVertexUvs[0][5]=[t[0],t[1],t[2]],e.faceVertexUvs[0][6]=[n[0],n[3],n[1]],e.faceVertexUvs[0][7]=[n[3],n[2],n[1]],e.faceVertexUvs[0][8]=[r[3],r[0],r[2]],e.faceVertexUvs[0][9]=[r[0],r[1],r[2]],e.faceVertexUvs[0][10]=[o[3],o[0],o[2]],e.faceVertexUvs[0][11]=[o[0],o[1],o[2]]}Zi.prototype=Object.assign(Object.create(w.prototype),{constructor:Zi,isWebGLMultiviewRenderTarget:!0,copy:function(e){return w.prototype.copy.call(this,e),this.numViews=e.numViews,this},setNumViews:function(e){return this.numViews!==e&&(this.numViews=e,this.dispose()),this}}),Ki.prototype=Object.assign(Object.create(Yt.prototype),{constructor:Ki,isArrayCamera:!0}),Qi.prototype=Object.assign(Object.create(J.prototype),{constructor:Qi,isGroup:!0}),Object.assign($i.prototype,l.prototype),Object.assign(tr.prototype,{start:function(){this.startTime=("undefined"==typeof performance?Date:performance).now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0},stop:function(){this.getElapsedTime(),this.running=!1,this.autoStart=!1},getElapsedTime:function(){return this.getDelta(),this.elapsedTime},getDelta:function(){var e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var t=("undefined"==typeof performance?Date:performance).now();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}),Object.assign(nr.prototype,{set:function(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this},makeSafe:function(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this},setFromVector3:function(e){return this.setFromCartesianCoords(e.x,e.y,e.z)},setFromCartesianCoords:function(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(u.clamp(t/this.radius,-1,1))),this}});class sr extends Qi{constructor(e,t){super(),this.innerLayer=e,this.outerLayer=t,e.name="inner",t.name="outer"}}class lr extends Qi{constructor(e){super(),this.modelListeners=[],this._slim=!1;const t={map:e,side:0},n={map:e,side:2,transparent:!0,opacity:1,alphaTest:.5},i=new qe(t),r=new qe(n),a=new Gt(8,8,8,0,0,0);or(a,rr(8,0,16,8),rr(16,0,24,8),rr(0,8,8,16),rr(8,8,16,16),rr(16,8,24,16),rr(24,8,32,16));const o=new Dt(a,i),s=new Gt(9,9,9,0,0,0);or(s,rr(40,0,48,8),rr(48,0,56,8),rr(32,8,40,16),rr(40,8,48,16),rr(48,8,56,16),rr(56,8,64,16));const l=new Dt(s,r);l.renderOrder=-1,this.head=new sr(o,l),this.head.name="head",this.head.add(o,l),this.add(this.head);const c=new Gt(8,12,4,0,0,0);or(c,rr(20,16,28,20),rr(28,16,36,20),rr(16,20,20,32),rr(20,20,28,32),rr(28,20,32,32),rr(32,20,40,32));const h=new Dt(c,new qe(Object.assign(Object.assign({},t),{polygonOffset:!0,polygonOffsetUnits:-1}))),u=new Gt(9,13.5,4.5,0,0,0);or(u,rr(20,32,28,36),rr(28,32,36,36),rr(16,36,20,48),rr(20,36,28,48),rr(28,36,32,48),rr(32,36,40,48));const d=new Dt(u,new qe(Object.assign(Object.assign({},n),{polygonOffset:!0,polygonOffsetUnits:-1})));this.body=new sr(h,d),this.body.name="body",this.body.add(h,d),this.body.position.y=-10,this.add(this.body);const f=new Gt(1,1,1,0,0,0),p=new Dt(f,i);this.modelListeners.push(()=>{p.scale.x=this.slim?3:4,p.scale.y=12,p.scale.z=4,this.slim?or(f,rr(44,16,47,20),rr(47,16,50,20),rr(40,20,44,32),rr(44,20,47,32),rr(47,20,51,32),rr(51,20,54,32)):or(f,rr(44,16,48,20),rr(48,16,52,20),rr(40,20,44,32),rr(44,20,48,32),rr(48,20,52,32),rr(52,20,56,32)),f.uvsNeedUpdate=!0,f.elementsNeedUpdate=!0});const m=new Gt(1,1,1,0,0,0),g=new Dt(m,r);g.renderOrder=1,this.modelListeners.push(()=>{g.scale.x=this.slim?3.375:4.5,g.scale.y=13.5,g.scale.z=4.5,this.slim?or(m,rr(44,32,47,36),rr(47,32,50,36),rr(40,36,44,48),rr(44,36,47,48),rr(47,36,51,48),rr(51,36,54,48)):or(m,rr(44,32,48,36),rr(48,32,52,36),rr(40,36,44,48),rr(44,36,48,48),rr(48,36,52,48),rr(52,36,56,48)),m.uvsNeedUpdate=!0,m.elementsNeedUpdate=!0});const v=new Qi;v.add(p,g),v.position.y=-6,this.rightArm=new sr(p,g),this.rightArm.name="rightArm",this.rightArm.add(v),this.rightArm.position.y=-4,this.modelListeners.push(()=>{this.rightArm.position.x=this.slim?-5.5:-6}),this.add(this.rightArm);const _=new Gt(1,1,1,0,0,0),x=new Dt(_,i);this.modelListeners.push(()=>{x.scale.x=this.slim?3:4,x.scale.y=12,x.scale.z=4,this.slim?or(_,rr(36,48,39,52),rr(39,48,42,52),rr(32,52,36,64),rr(36,52,39,64),rr(39,52,43,64),rr(43,52,46,64)):or(_,rr(36,48,40,52),rr(40,48,44,52),rr(32,52,36,64),rr(36,52,40,64),rr(40,52,44,64),rr(44,52,48,64)),_.uvsNeedUpdate=!0,_.elementsNeedUpdate=!0});const y=new Gt(1,1,1,0,0,0),M=new Dt(y,r);M.renderOrder=1,this.modelListeners.push(()=>{M.scale.x=this.slim?3.375:4.5,M.scale.y=13.5,M.scale.z=4.5,this.slim?or(y,rr(52,48,55,52),rr(55,48,58,52),rr(48,52,52,64),rr(52,52,55,64),rr(55,52,59,64),rr(59,52,62,64)):or(y,rr(52,48,56,52),rr(56,48,60,52),rr(48,52,52,64),rr(52,52,56,64),rr(56,52,60,64),rr(60,52,64,64)),y.uvsNeedUpdate=!0,y.elementsNeedUpdate=!0});const b=new Qi;b.add(x,M),b.position.y=-6,this.leftArm=new sr(x,M),this.leftArm.name="leftArm",this.leftArm.add(b),this.leftArm.position.y=-4,this.modelListeners.push(()=>{this.leftArm.position.x=this.slim?5.5:6}),this.add(this.leftArm);const E=new Gt(4,12,4,0,0,0);or(E,rr(4,16,8,20),rr(8,16,12,20),rr(0,20,4,32),rr(4,20,8,32),rr(8,20,12,32),rr(12,20,16,32));const w=new Dt(E,i),T=new Gt(4.5,13.5,4.5,0,0,0);or(T,rr(4,32,8,36),rr(8,32,12,36),rr(0,36,4,48),rr(4,36,8,48),rr(8,36,12,48),rr(12,36,16,48));const S=new Dt(T,r);S.renderOrder=1;const A=new Qi;A.add(w,S),A.position.y=-6,this.rightLeg=new sr(w,S),this.rightLeg.name="rightLeg",this.rightLeg.add(A),this.rightLeg.position.y=-16,this.rightLeg.position.x=-2,this.add(this.rightLeg);const L=new Gt(4,12,4,0,0,0);or(L,rr(20,48,24,52),rr(24,48,28,52),rr(16,52,20,64),rr(20,52,24,64),rr(24,52,28,64),rr(28,52,32,64));const R=new Dt(L,i),P=new Gt(4.5,13.5,4.5,0,0,0);or(P,rr(4,48,8,52),rr(8,48,12,52),rr(0,52,4,64),rr(4,52,8,64),rr(8,52,12,64),rr(12,52,16,64));const N=new Dt(P,r);N.renderOrder=1;const C=new Qi;C.add(R,N),C.position.y=-6,this.leftLeg=new sr(R,N),this.leftLeg.name="leftLeg",this.leftLeg.add(C),this.leftLeg.position.y=-16,this.leftLeg.position.x=2,this.add(this.leftLeg),this.slim=!1}get slim(){return this._slim}set slim(e){this._slim=e,this.modelListeners.forEach(e=>e())}getBodyParts(){return this.children.filter(e=>e instanceof sr)}setInnerLayerVisible(e){this.getBodyParts().forEach(t=>t.innerLayer.visible=e)}setOuterLayerVisible(e){this.getBodyParts().forEach(t=>t.outerLayer.visible=e)}}class cr extends Qi{constructor(e){super();const t=new qe({map:e,transparent:!0,opacity:1,side:2,alphaTest:.5}),n=new Gt(10,16,1,0,0,0);or(n,ar(1,0,11,1),ar(11,0,21,1),ar(11,1,12,17),ar(12,1,22,17),ar(0,1,1,17),ar(1,1,11,17)),this.cape=new Dt(n,t),this.cape.position.y=-8,this.cape.position.z=-.5,this.add(this.cape)}}class hr extends Qi{constructor(e,t){super(),this.skin=new lr(e),this.skin.name="skin",this.add(this.skin),this.cape=new cr(t),this.cape.name="cape",this.cape.position.z=-2,this.cape.position.y=-4,this.cape.rotation.x=25*Math.PI/180,this.add(this.cape)}}function ur(e,t,n){e instanceof Function?e(t,n):e.play(t,n)}class dr{constructor(e){this.speed=1,this.paused=!1,this.progress=0,this.lastTime=0,this.started=!1,this.toResetAndRemove=!1,this.animation=e}play(e,t){if(this.toResetAndRemove)return ur(this.animation,e,0),void this.remove();let n;this.started?n=t-this.lastTime:(n=0,this.started=!0),this.lastTime=t,this.paused||(this.progress+=n*this.speed),ur(this.animation,e,this.progress)}reset(){this.progress=0}remove(){}resetAndRemove(){this.toResetAndRemove=!0}}class fr{constructor(){this.handles=new Set}add(e){const t=new dr(e);return t.remove=()=>{this.handles.delete(t)},this.handles.add(t),t}play(e,t){this.handles.forEach(n=>n.play(e,t))}}class pr extends fr{constructor(){super(...arguments),this.speed=1,this.progress=0,this.clock=new tr(!0)}get animation(){return this}get paused(){return!this.clock.running}set paused(e){e?this.clock.stop():this.clock.start()}runAnimationLoop(e){0!==this.handles.size&&(this.progress+=this.clock.getDelta()*this.speed,this.play(e,this.progress))}reset(){this.progress=0}}function mr(e,t,n,i,r){for(var a=e.getImageData(t,n,i,r),o=0;o<i;o++)for(var s=0;s<r;s++){var l=4*(o+s*i);if(255!==a.data[l+3])return!0}return!1}function gr(e){return e/64}function vr(e,t){var n=gr(t),i=function(t,i,r,a,o,s,l){return function(e,t,n,i,r,a,o,s){var l=e.getImageData(t,n,i,r);if(s)for(var c=0;c<r;c++)for(var h=0;h<i/2;h++){var u=4*(h+c*i),d=4*(i-h-1+c*i),f=l.data[u],p=l.data[u+1],m=l.data[u+2],g=l.data[u+3],v=l.data[d],_=l.data[d+1],x=l.data[d+2],y=l.data[d+3];l.data[u]=v,l.data[u+1]=_,l.data[u+2]=x,l.data[u+3]=y,l.data[d]=f,l.data[d+1]=p,l.data[d+2]=m,l.data[d+3]=g}e.putImageData(l,a,o)}(e,t*n,i*n,r*n,a*n,o*n,s*n,l)};!function(e,t){if(!mr(e,0,0,t,t/2)){var n=gr(t),i=function(t,i,r,a){return e.clearRect(t*n,i*n,r*n,a*n)};i(40,0,8,8),i(48,0,8,8),i(32,8,8,8),i(40,8,8,8),i(48,8,8,8),i(56,8,8,8)}}(e,t),i(4,16,4,4,20,48,!0),i(8,16,4,4,24,48,!0),i(0,20,4,12,24,52,!0),i(4,20,4,12,20,52,!0),i(8,20,4,12,16,52,!0),i(12,20,4,12,28,52,!0),i(44,16,4,4,36,48,!0),i(48,16,4,4,40,48,!0),i(40,20,4,12,40,52,!0),i(44,20,4,12,36,52,!0),i(48,20,4,12,32,52,!0),i(52,20,4,12,44,52,!0)}var _r=function(e,l){var c,h,u,p,m;void 0===l&&console.warn('THREE.OrbitControls: The second parameter "domElement" is now mandatory.'),l===document&&console.error('THREE.OrbitControls: "document" should not be used as the target "domElement". Please use "renderer.domElement" instead.'),this.object=e,this.domElement=l,this.enabled=!0,this.target=new g,this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!1,this.keyPanSpeed=7,this.autoRotate=!1,this.autoRotateSpeed=2,this.enableKeys=!0,this.keys={LEFT:37,UP:38,RIGHT:39,BOTTOM:40},this.mouseButtons={LEFT:t,MIDDLE:n,RIGHT:i},this.touches={ONE:r,TWO:o},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this.getPolarAngle=function(){return w.phi},this.getAzimuthalAngle=function(){return w.theta},this.saveState=function(){v.target0.copy(v.target),v.position0.copy(v.object.position),v.zoom0=v.object.zoom},this.reset=function(){v.target.copy(v.target0),v.object.position.copy(v.position0),v.object.zoom=v.zoom0,v.object.updateProjectionMatrix(),v.dispatchEvent(_),v.update(),b=M.NONE},this.update=(c=new g,h=(new f).setFromUnitVectors(e.up,new g(0,1,0)),u=h.clone().inverse(),p=new g,m=new f,function(){var e=v.object.position;return c.copy(e).sub(v.target),c.applyQuaternion(h),w.setFromVector3(c),v.autoRotate&&b===M.NONE&&B(2*Math.PI/60/60*v.autoRotateSpeed),v.enableDamping?(w.theta+=T.theta*v.dampingFactor,w.phi+=T.phi*v.dampingFactor):(w.theta+=T.theta,w.phi+=T.phi),w.theta=Math.max(v.minAzimuthAngle,Math.min(v.maxAzimuthAngle,w.theta)),w.phi=Math.max(v.minPolarAngle,Math.min(v.maxPolarAngle,w.phi)),w.makeSafe(),w.radius*=S,w.radius=Math.max(v.minDistance,Math.min(v.maxDistance,w.radius)),!0===v.enableDamping?v.target.addScaledVector(A,v.dampingFactor):v.target.add(A),c.setFromSpherical(w),c.applyQuaternion(u),e.copy(v.target).add(c),v.object.lookAt(v.target),!0===v.enableDamping?(T.theta*=1-v.dampingFactor,T.phi*=1-v.dampingFactor,A.multiplyScalar(1-v.dampingFactor)):(T.set(0,0,0),A.set(0,0,0)),S=1,!!(L||p.distanceToSquared(v.object.position)>E||8*(1-m.dot(v.object.quaternion))>E)&&(v.dispatchEvent(_),p.copy(v.object.position),m.copy(v.object.quaternion),L=!1,!0)}),this.dispose=function(){v.domElement.removeEventListener("contextmenu",ce,!1),v.domElement.removeEventListener("mousedown",te,!1),v.domElement.removeEventListener("wheel",re,!1),v.domElement.removeEventListener("touchstart",oe,!1),v.domElement.removeEventListener("touchend",le,!1),v.domElement.removeEventListener("touchmove",se,!1),document.removeEventListener("mousemove",ne,!1),document.removeEventListener("mouseup",ie,!1),v.domElement.removeEventListener("keydown",ae,!1)};var v=this,_={type:"change"},x={type:"start"},y={type:"end"},M={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_PAN:4,TOUCH_DOLLY_PAN:5,TOUCH_DOLLY_ROTATE:6},b=M.NONE,E=1e-6,w=new nr,T=new nr,S=1,A=new g,L=!1,R=new d,P=new d,N=new d,C=new d,D=new d,U=new d,I=new d,F=new d,O=new d;function z(){return Math.pow(.95,v.zoomSpeed)}function B(e){T.theta-=e}function V(e){T.phi-=e}var G,H=(G=new g,function(e,t){G.setFromMatrixColumn(t,0),G.multiplyScalar(-e),A.add(G)}),k=function(){var e=new g;return function(t,n){!0===v.screenSpacePanning?e.setFromMatrixColumn(n,1):(e.setFromMatrixColumn(n,0),e.crossVectors(v.object.up,e)),e.multiplyScalar(t),A.add(e)}}(),W=function(){var e=new g;return function(t,n){var i=v.domElement;if(v.object.isPerspectiveCamera){var r=v.object.position;e.copy(r).sub(v.target);var a=e.length();a*=Math.tan(v.object.fov/2*Math.PI/180),H(2*t*a/i.clientHeight,v.object.matrix),k(2*n*a/i.clientHeight,v.object.matrix)}else v.object.isOrthographicCamera?(H(t*(v.object.right-v.object.left)/v.object.zoom/i.clientWidth,v.object.matrix),k(n*(v.object.top-v.object.bottom)/v.object.zoom/i.clientHeight,v.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),v.enablePan=!1)}}();function X(e){v.object.isPerspectiveCamera?S/=e:v.object.isOrthographicCamera?(v.object.zoom=Math.max(v.minZoom,Math.min(v.maxZoom,v.object.zoom*e)),v.object.updateProjectionMatrix(),L=!0):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),v.enableZoom=!1)}function j(e){v.object.isPerspectiveCamera?S*=e:v.object.isOrthographicCamera?(v.object.zoom=Math.max(v.minZoom,Math.min(v.maxZoom,v.object.zoom/e)),v.object.updateProjectionMatrix(),L=!0):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),v.enableZoom=!1)}function Y(e){R.set(e.clientX,e.clientY)}function q(e){C.set(e.clientX,e.clientY)}function Z(e){if(1==e.touches.length)R.set(e.touches[0].pageX,e.touches[0].pageY);else{var t=.5*(e.touches[0].pageX+e.touches[1].pageX),n=.5*(e.touches[0].pageY+e.touches[1].pageY);R.set(t,n)}}function J(e){if(1==e.touches.length)C.set(e.touches[0].pageX,e.touches[0].pageY);else{var t=.5*(e.touches[0].pageX+e.touches[1].pageX),n=.5*(e.touches[0].pageY+e.touches[1].pageY);C.set(t,n)}}function K(e){var t=e.touches[0].pageX-e.touches[1].pageX,n=e.touches[0].pageY-e.touches[1].pageY,i=Math.sqrt(t*t+n*n);I.set(0,i)}function Q(e){if(1==e.touches.length)P.set(e.touches[0].pageX,e.touches[0].pageY);else{var t=.5*(e.touches[0].pageX+e.touches[1].pageX),n=.5*(e.touches[0].pageY+e.touches[1].pageY);P.set(t,n)}N.subVectors(P,R).multiplyScalar(v.rotateSpeed);var i=v.domElement;B(2*Math.PI*N.x/i.clientHeight),V(2*Math.PI*N.y/i.clientHeight),R.copy(P)}function $(e){if(1==e.touches.length)D.set(e.touches[0].pageX,e.touches[0].pageY);else{var t=.5*(e.touches[0].pageX+e.touches[1].pageX),n=.5*(e.touches[0].pageY+e.touches[1].pageY);D.set(t,n)}U.subVectors(D,C).multiplyScalar(v.panSpeed),W(U.x,U.y),C.copy(D)}function ee(e){var t=e.touches[0].pageX-e.touches[1].pageX,n=e.touches[0].pageY-e.touches[1].pageY,i=Math.sqrt(t*t+n*n);F.set(0,i),O.set(0,Math.pow(F.y/I.y,v.zoomSpeed)),X(O.y),I.copy(F)}function te(e){if(!1!==v.enabled){switch(e.preventDefault(),v.domElement.focus?v.domElement.focus():window.focus(),e.button){case 0:switch(v.mouseButtons.LEFT){case t:if(e.ctrlKey||e.metaKey||e.shiftKey){if(!1===v.enablePan)return;q(e),b=M.PAN}else{if(!1===v.enableRotate)return;Y(e),b=M.ROTATE}break;case i:if(e.ctrlKey||e.metaKey||e.shiftKey){if(!1===v.enableRotate)return;Y(e),b=M.ROTATE}else{if(!1===v.enablePan)return;q(e),b=M.PAN}break;default:b=M.NONE}break;case 1:switch(v.mouseButtons.MIDDLE){case n:if(!1===v.enableZoom)return;!function(e){I.set(e.clientX,e.clientY)}(e),b=M.DOLLY;break;default:b=M.NONE}break;case 2:switch(v.mouseButtons.RIGHT){case t:if(!1===v.enableRotate)return;Y(e),b=M.ROTATE;break;case i:if(!1===v.enablePan)return;q(e),b=M.PAN;break;default:b=M.NONE}}b!==M.NONE&&(document.addEventListener("mousemove",ne,!1),document.addEventListener("mouseup",ie,!1),v.dispatchEvent(x))}}function ne(e){if(!1!==v.enabled)switch(e.preventDefault(),b){case M.ROTATE:if(!1===v.enableRotate)return;!function(e){P.set(e.clientX,e.clientY),N.subVectors(P,R).multiplyScalar(v.rotateSpeed);var t=v.domElement;B(2*Math.PI*N.x/t.clientHeight),V(2*Math.PI*N.y/t.clientHeight),R.copy(P),v.update()}(e);break;case M.DOLLY:if(!1===v.enableZoom)return;!function(e){F.set(e.clientX,e.clientY),O.subVectors(F,I),O.y>0?X(z()):O.y<0&&j(z()),I.copy(F),v.update()}(e);break;case M.PAN:if(!1===v.enablePan)return;!function(e){D.set(e.clientX,e.clientY),U.subVectors(D,C).multiplyScalar(v.panSpeed),W(U.x,U.y),C.copy(D),v.update()}(e)}}function ie(e){!1!==v.enabled&&(document.removeEventListener("mousemove",ne,!1),document.removeEventListener("mouseup",ie,!1),v.dispatchEvent(y),b=M.NONE)}function re(e){!1===v.enabled||!1===v.enableZoom||b!==M.NONE&&b!==M.ROTATE||(e.preventDefault(),e.stopPropagation(),v.dispatchEvent(x),function(e){e.deltaY<0?j(z()):e.deltaY>0&&X(z()),v.update()}(e),v.dispatchEvent(y))}function ae(e){!1!==v.enabled&&!1!==v.enableKeys&&!1!==v.enablePan&&function(e){var t=!1;switch(e.keyCode){case v.keys.UP:W(0,v.keyPanSpeed),t=!0;break;case v.keys.BOTTOM:W(0,-v.keyPanSpeed),t=!0;break;case v.keys.LEFT:W(v.keyPanSpeed,0),t=!0;break;case v.keys.RIGHT:W(-v.keyPanSpeed,0),t=!0}t&&(e.preventDefault(),v.update())}(e)}function oe(e){if(!1!==v.enabled){switch(e.preventDefault(),e.touches.length){case 1:switch(v.touches.ONE){case r:if(!1===v.enableRotate)return;Z(e),b=M.TOUCH_ROTATE;break;case a:if(!1===v.enablePan)return;J(e),b=M.TOUCH_PAN;break;default:b=M.NONE}break;case 2:switch(v.touches.TWO){case o:if(!1===v.enableZoom&&!1===v.enablePan)return;!function(e){v.enableZoom&&K(e),v.enablePan&&J(e)}(e),b=M.TOUCH_DOLLY_PAN;break;case s:if(!1===v.enableZoom&&!1===v.enableRotate)return;!function(e){v.enableZoom&&K(e),v.enableRotate&&Z(e)}(e),b=M.TOUCH_DOLLY_ROTATE;break;default:b=M.NONE}break;default:b=M.NONE}b!==M.NONE&&v.dispatchEvent(x)}}function se(e){if(!1!==v.enabled)switch(e.preventDefault(),e.stopPropagation(),b){case M.TOUCH_ROTATE:if(!1===v.enableRotate)return;Q(e),v.update();break;case M.TOUCH_PAN:if(!1===v.enablePan)return;$(e),v.update();break;case M.TOUCH_DOLLY_PAN:if(!1===v.enableZoom&&!1===v.enablePan)return;!function(e){v.enableZoom&&ee(e),v.enablePan&&$(e)}(e),v.update();break;case M.TOUCH_DOLLY_ROTATE:if(!1===v.enableZoom&&!1===v.enableRotate)return;!function(e){v.enableZoom&&ee(e),v.enableRotate&&Q(e)}(e),v.update();break;default:b=M.NONE}}function le(e){!1!==v.enabled&&(v.dispatchEvent(y),b=M.NONE)}function ce(e){!1!==v.enabled&&e.preventDefault()}v.domElement.addEventListener("contextmenu",ce,!1),v.domElement.addEventListener("mousedown",te,!1),v.domElement.addEventListener("wheel",re,!1),v.domElement.addEventListener("touchstart",oe,!1),v.domElement.addEventListener("touchend",le,!1),v.domElement.addEventListener("touchmove",se,!1),v.domElement.addEventListener("keydown",ae,!1),-1===v.domElement.tabIndex&&(v.domElement.tabIndex=0),this.update()};(_r.prototype=Object.create(l.prototype)).constructor=_r;var xr=function(e,n){_r.call(this,e,n),this.mouseButtons.LEFT=i,this.mouseButtons.RIGHT=t,this.touches.ONE=a,this.touches.TWO=s};(xr.prototype=Object.create(l.prototype)).constructor=xr,e.BodyPart=sr,e.CapeObject=cr,e.CompositeAnimation=fr,e.PlayerObject=hr,e.RootAnimation=pr,e.RotatingAnimation=(e,t)=>{e.rotation.y=t},e.RunningAnimation=(e,t)=>{const n=e.skin;t*=15,n.leftLeg.rotation.x=1.3*Math.cos(t+Math.PI),n.rightLeg.rotation.x=1.3*Math.cos(t),n.leftArm.rotation.x=1.5*Math.cos(t),n.rightArm.rotation.x=1.5*Math.cos(t+Math.PI);const i=.1*Math.PI;n.leftArm.rotation.z=.1*Math.cos(t)+i,n.rightArm.rotation.z=.1*Math.cos(t+Math.PI)-i,e.position.y=Math.cos(2*t),e.position.x=.15*Math.cos(t),e.rotation.z=.01*Math.cos(t+Math.PI);const r=.3*Math.PI;e.cape.rotation.x=.1*Math.sin(2*t)+r},e.SkinObject=lr,e.SkinViewer=class{constructor(e){this.animations=new pr,this.detectModel=!0,this.disposed=!1,this._renderPaused=!1,this.domElement=e.domElement,!1===e.detectModel&&(this.detectModel=!1),this.skinImg=new Image,this.skinCanvas=document.createElement("canvas"),this.skinTexture=new b(this.skinCanvas),this.skinTexture.magFilter=1003,this.skinTexture.minFilter=1003,this.capeImg=new Image,this.capeCanvas=document.createElement("canvas"),this.capeTexture=new b(this.capeCanvas),this.capeTexture.magFilter=1003,this.capeTexture.minFilter=1003,this.scene=new K,this.camera=new Yt(40),this.camera.position.y=-12,this.camera.position.z=60,this.renderer=new er({alpha:!0}),this.domElement.appendChild(this.renderer.domElement),this.playerObject=new hr(this.skinTexture,this.capeTexture),this.playerObject.name="player",this.playerObject.skin.visible=!1,this.playerObject.cape.visible=!1,this.scene.add(this.playerObject),this.skinImg.crossOrigin="anonymous",this.skinImg.onerror=()=>console.error("Failed loading "+this.skinImg.src),this.skinImg.onload=()=>{var e,t,n,i;!function(e,t){var n=!1;if(t.width!==t.height){if(t.width!==2*t.height)throw new Error("Bad skin size: "+t.width+"x"+t.height);n=!0}var i=e.getContext("2d");if(n){var r=t.width;e.width=r,e.height=r,i.clearRect(0,0,r,r),i.drawImage(t,0,0,r,r/2),vr(i,r)}else e.width=t.width,e.height=t.height,i.clearRect(0,0,t.width,t.height),i.drawImage(t,0,0,e.width,e.height)}(this.skinCanvas,this.skinImg),this.detectModel&&(this.playerObject.skin.slim=(e=this.skinCanvas,t=gr(e.width),n=e.getContext("2d"),(i=function(e,i,r,a){return mr(n,e*t,i*t,r*t,a*t)})(50,16,2,4)||i(54,20,2,12)||i(42,48,2,4)||i(46,52,2,12))),this.skinTexture.needsUpdate=!0,this.playerObject.skin.visible=!0},this.capeImg.crossOrigin="anonymous",this.capeImg.onerror=()=>console.error("Failed loading "+this.capeImg.src),this.capeImg.onload=()=>{!function(e,t){var n=!1;if(t.width!==2*t.height){if(17*t.width!=22*t.height)throw new Error("Bad cape size: "+t.width+"x"+t.height);n=!0}var i=e.getContext("2d");if(n){var r=64*t.width/22;e.width=r,e.height=r/2}else e.width=t.width,e.height=t.height;i.clearRect(0,0,e.width,e.height),i.drawImage(t,0,0,t.width,t.height)}(this.capeCanvas,this.capeImg),this.capeTexture.needsUpdate=!0,this.playerObject.cape.visible=!0},void 0!==e.skinUrl&&(this.skinUrl=e.skinUrl),void 0!==e.capeUrl&&(this.capeUrl=e.capeUrl),this.width=void 0===e.width?300:e.width,this.height=void 0===e.height?300:e.height,window.requestAnimationFrame(()=>this.draw())}draw(){this.disposed||this._renderPaused||(this.animations.runAnimationLoop(this.playerObject),this.doRender(),window.requestAnimationFrame(()=>this.draw()))}doRender(){this.renderer.render(this.scene,this.camera)}setSize(e,t){this.camera.aspect=e/t,this.camera.updateProjectionMatrix(),this.renderer.setSize(e,t)}dispose(){this.disposed=!0,this.domElement.removeChild(this.renderer.domElement),this.renderer.dispose(),this.skinTexture.dispose(),this.capeTexture.dispose()}get renderPaused(){return this._renderPaused}set renderPaused(e){const t=!this.disposed&&!e&&this._renderPaused;this._renderPaused=e,t&&window.requestAnimationFrame(()=>this.draw())}get skinUrl(){return this.skinImg.src}set skinUrl(e){this.skinImg.src=e}get capeUrl(){return this.capeImg.src}set capeUrl(e){this.capeImg.src=e}get width(){const e=new d;return this.renderer.getSize(e).width}set width(e){this.setSize(e,this.height)}get height(){const e=new d;return this.renderer.getSize(e).height}set height(e){this.setSize(this.width,e)}},e.WalkingAnimation=(e,t)=>{const n=e.skin;t*=8,n.leftLeg.rotation.x=.5*Math.sin(t),n.rightLeg.rotation.x=.5*Math.sin(t+Math.PI),n.leftArm.rotation.x=.5*Math.sin(t+Math.PI),n.rightArm.rotation.x=.5*Math.sin(t);const i=.02*Math.PI;n.leftArm.rotation.z=.03*Math.cos(t)+i,n.rightArm.rotation.z=.03*Math.cos(t+Math.PI)-i,n.head.rotation.y=.2*Math.sin(t/4),n.head.rotation.x=.1*Math.sin(t/5);const r=.06*Math.PI;e.cape.rotation.x=.06*Math.sin(t/1.5)+r},e.createOrbitControls=function(e){const t=new _r(e.camera,e.renderer.domElement);return t.enablePan=!1,t.target=new g(0,-12,0),t.minDistance=10,t.maxDistance=256,t.update(),t},e.invokeAnimation=ur,Object.defineProperty(e,"__esModule",{value:!0})}));//# sourceMappingURL=skinview3d.bundle.js.map