EmpMan/wwwroot/layui/js/vendors.js

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/*!
 * VERSION: 2.0.2
 * DATE: 2018-08-27
 * UPDATES AND DOCS AT: http://greensock.com
 *
 * @license Copyright (c) 2008-2018, GreenSock. All rights reserved.
 * This work is subject to the terms at http://greensock.com/standard-license or for
 * Club GreenSock members, the software agreement that was issued with your membership.
 *
 * @author: Jack Doyle, jack@greensock.com
 */
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Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x,i=this.y-t.y;return e*e+i*i},manhattanDistanceTo:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)},setLength:function(t){return this.normalize().multiplyScalar(t)},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this},lerpVectors:function(t,e,i){return this.subVectors(e,t).multiplyScalar(i).add(t)},equals:function(t){return t.x===this.x&&t.y===this.y},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t},fromBufferAttribute:function(t,e,i){return void 0!==i&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this},rotateAround:function(t,e){var i=Math.cos(e),n=Math.sin(e),r=this.x-t.x,a=this.y-t.y;return this.x=r*i-a*n+t.x,this.y=r*n+a*i+t.y,this}}),Object.assign(Qe.prototype,{isMatrix4:!0,set:function(t,e,i,n,r,a,o,s,l,h,c,u,p,d,f,m){var g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=r,g[5]=a,g[9]=o,g[13]=s,g[2]=l,g[6]=h,g[10]=c,g[14]=u,g[3]=p,g[7]=d,g[11]=f,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 Qe).fromArray(this.elements)},copy:function(t){var e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],e[9]=i[9],e[10]=i[10],e[11]=i[11],e[12]=i[12],e[13]=i[13],e[14]=i[14],e[15]=i[15],this},copyPosition:function(t){var e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[14],this},extractBasis:function(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this},makeBasis:function(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this},extractRotation:(d=new $e,function(t){var e=this.elements,i=t.elements,n=1/d.setFromMatrixColumn(t,0).length(),r=1/d.setFromMatrixColumn(t,1).length(),a=1/d.setFromMatrixColumn(t,2).length();return e[0]=i[0]*n,e[1]=i[1]*n,e[2]=i[2]*n,e[3]=0,e[4]=i[4]*r,e[5]=i[5]*r,e[6]=i[6]*r,e[7]=0,e[8]=i[8]*a,e[9]=i[9]*a,e[10]=i[10]*a,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}),makeRotationFromEuler:function(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var e=this.elements,i=t.x,n=t.y,r=t.z,a=Math.cos(i),o=Math.sin(i),s=Math.cos(n),l=Math.sin(n),h=Math.cos(r),c=Math.sin(r);if("XYZ"===t.order){var u=a*h,p=a*c,d=o*h,f=o*c;e[0]=s*h,e[4]=-s*c,e[8]=l,e[1]=p+d*l,e[5]=u-f*l,e[9]=-o*s,e[2]=f-u*l,e[6]=d+p*l,e[10]=a*s}else if("YXZ"===t.order){var m=s*h,g=s*c,v=l*h,q=l*c;e[0]=m+q*o,e[4]=v*o-g,e[8]=a*l,e[1]=a*c,e[5]=a*h,e[9]=-o,e[2]=g*o-v,e[6]=q+m*o,e[10]=a*s}else if("ZXY"===t.order){m=s*h,g=s*c,v=l*h,q=l*c;e[0]=m-q*o,e[4]=-a*c,e[8]=v+g*o,e[1]=g+v*o,e[5]=a*h,e[9]=q-m*o,e[2]=-a*l,e[6]=o,e[10]=a*s}else if("ZYX"===t.order){u=a*h,p=a*c,d=o*h,f=o*c;e[0]=s*h,e[4]=d*l-p,e[8]=u*l+f,e[1]=s*c,e[5]=f*l+u,e[9]=p*l-d,e[2]=-l,e[6]=o*s,e[10]=a*s}else if("YZX"===t.order){var y=a*s,x=a*l,_=o*s,b=o*l;e[0]=s*h,e[4]=b-y*c,e[8]=_*c+x,e[1]=c,e[5]=a*h,e[9]=-o*h,e[2]=-l*h,e[6]=x*c+_,e[10]=y-b*c}else if("XZY"===t.order){y=a*s,x=a*l,_=o*s,b=o*l;e[0]=s*h,e[4]=-c,e[8]=l*h,e[1]=y*c+b,e[5]=a*h,e[9]=x*c-_,e[2]=_*c-x,e[6]=o*h,e[10]=b*c+y}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromQuaternion:(u=new $e(0,0,0),p=new $e(1,1,1),function(t){return this.compose(u,t,p)}),lookAt:(l=new $e,h=new $e,c=new $e,function(t,e,i){var n=this.elements;return c.subVectors(t,e),0===c.lengthSq()&&(c.z=1),c.normalize(),l.crossVectors(i,c),0===l.lengthSq()&&(1===Math.abs(i.z)?c.x+=1e-4:c.z+=1e-4,c.normalize(),l.crossVectors(i,c)),l.normalize(),h.crossVectors(c,l),n[0]=l.x,n[4]=h.x,n[8]=c.x,n[1]=l.y,n[5]=h.y,n[9]=c.y,n[2]=l.z,n[6]=h.z,n[10]=c.z,this}),multiply:function(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. 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e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this},applyToBufferAttribute:function(){var t=new $e;return function(e){for(var i=0,n=e.count;i<n;i++)t.x=e.getX(i),t.y=e.getY(i),t.z=e.getZ(i),t.applyMatrix4(this),e.setXYZ(i,t.x,t.y,t.z);return e}}(),determinant:function(){var t=this.elements,e=t[0],i=t[4],n=t[8],r=t[12],a=t[1],o=t[5],s=t[9],l=t[13],h=t[2],c=t[6],u=t[10],p=t[14];return t[3]*(+r*s*c-n*l*c-r*o*u+i*l*u+n*o*p-i*s*p)+t[7]*(+e*s*p-e*l*u+r*a*u-n*a*p+n*l*h-r*s*h)+t[11]*(+e*l*c-e*o*p-r*a*c+i*a*p+r*o*h-i*l*h)+t[15]*(-n*o*h-e*s*c+e*o*u+n*a*c-i*a*u+i*s*h)},transpose:function(){var t,e=this.elements;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this},setPosition:function(t){var e=this.elements;return e[12]=t.x,e[13]=t.y,e[14]=t.z,this},getInverse:function(t,e){var i=this.elements,n=t.elements,r=n[0],a=n[1],o=n[2],s=n[3],l=n[4],h=n[5],c=n[6],u=n[7],p=n[8],d=n[9],f=n[10],m=n[11],g=n[12],v=n[13],q=n[14],y=n[15],x=d*q*u-v*f*u+v*c*m-h*q*m-d*c*y+h*f*y,_=g*f*u-p*q*u-g*c*m+l*q*m+p*c*y-l*f*y,b=p*v*u-g*d*u+g*h*m-l*v*m-p*h*y+l*d*y,w=g*d*c-p*v*c-g*h*f+l*v*f+p*h*q-l*d*q,M=r*x+a*_+o*b+s*w;if(0===M){var T="THREE.Matrix4: .getInverse() can't invert matrix, determinant is 0";if(!0===e)throw new Error(T);return console.warn(T),this.identity()}var S=1/M;return i[0]=x*S,i[1]=(v*f*s-d*q*s-v*o*m+a*q*m+d*o*y-a*f*y)*S,i[2]=(h*q*s-v*c*s+v*o*u-a*q*u-h*o*y+a*c*y)*S,i[3]=(d*c*s-h*f*s-d*o*u+a*f*u+h*o*m-a*c*m)*S,i[4]=_*S,i[5]=(p*q*s-g*f*s+g*o*m-r*q*m-p*o*y+r*f*y)*S,i[6]=(g*c*s-l*q*s-g*o*u+r*q*u+l*o*y-r*c*y)*S,i[7]=(l*f*s-p*c*s+p*o*u-r*f*u-l*o*m+r*c*m)*S,i[8]=b*S,i[9]=(g*d*s-p*v*s-g*a*m+r*v*m+p*a*y-r*d*y)*S,i[10]=(l*v*s-g*h*s+g*a*u-r*v*u-l*a*y+r*h*y)*S,i[11]=(p*h*s-l*d*s-p*a*u+r*d*u+l*a*m-r*h*m)*S,i[12]=w*S,i[13]=(p*v*o-g*d*o+g*a*f-r*v*f-p*a*q+r*d*q)*S,i[14]=(g*h*o-l*v*o-g*a*c+r*v*c+l*a*q-r*h*q)*S,i[15]=(l*d*o-p*h*o+p*a*c-r*d*c-l*a*f+r*h*f)*S,this},scale:function(t){var e=this.elements,i=t.x,n=t.y,r=t.z;return e[0]*=i,e[4]*=n,e[8]*=r,e[1]*=i,e[5]*=n,e[9]*=r,e[2]*=i,e[6]*=n,e[10]*=r,e[3]*=i,e[7]*=n,e[11]*=r,this},getMaxScaleOnAxis:function(){var t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],n=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,i,n))},makeTranslation:function(t,e,i){return this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this},makeRotationX:function(t){var e=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,e,-i,0,0,i,e,0,0,0,0,1),this},makeRotationY:function(t){var e=Math.cos(t),i=Math.sin(t);return this.set(e,0,i,0,0,1,0,0,-i,0,e,0,0,0,0,1),this},makeRotationZ:function(t){var e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,0,i,e,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(t,e){var i=Math.cos(e),n=Math.sin(e),r=1-i,a=t.x,o=t.y,s=t.z,l=r*a,h=r*o;return this.set(l*a+i,l*o-n*s,l*s+n*o,0,l*o+n*s,h*o+i,h*s-n*a,0,l*s-n*o,h*s+n*a,r*s*s+i,0,0,0,0,1),this},makeScale:function(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this},makeShear:function(t,e,i){return this.set(1,e,i,0,t,1,i,0,t,e,1,0,0,0,0,1),this},compose:function(t,e,i){var n=this.elements,r=e._x,a=e._y,o=e._z,s=e._w,l=r+r,h=a+a,c=o+o,u=r*l,p=r*h,d=r*c,f=a*h,m=a*c,g=o*c,v=s*l,q=s*h,y=s*c,x=i.x,_=i.y,b=i.z;return n[0]=(1-(f+g))*x,n[1]=(p+y)*x,n[2]=(d-q)*x,n[3]=0,n[4]=(p-y)*_,n[5]=(1-(u+g))*_,n[6]=(m+v)*_,n[7]=0,n[8]=(d+q)*b,n[9]=(m-v)*b,n[10]=(1-(u+f))*b,n[11]=0,n[12]=t.x,n[13]=t.y,n[14]=t.z,n[15]=1,this},decompose:(o=new $e,s=new Qe,function(t,e,i){var n=this.elements,r=o.set(n[0],n[1],n[2]).length(),a=o.set(n[4],n[5],n[6]).length(),l=o.set(n[8],n[9],n[10]).length();this.determinant()<0&&(r=-r),t.x=n[12],t.y=n[13],t.z=n[14],s.copy(this);var h=1/r,c=1/a,u=1/l;return s.elements[0]*=h,s.elements[1]*=h,s.elements[2]*=h,s.elements[4]*=c,s.elements[5]*=c,s.elements[6]*=c,s.elements[8]*=u,s.elements[9]*=u,s.elements[10]*=u,e.setFromRotationMatrix(s),i.x=r,i.y=a,i.z=l,this}),makePerspective:function(t,e,i,n,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/(e-t),l=2*r/(i-n),h=(e+t)/(e-t),c=(i+n)/(i-n),u=-(a+r)/(a-r),p=-2*a*r/(a-r);return o[0]=s,o[4]=0,o[8]=h,o[12]=0,o[1]=0,o[5]=l,o[9]=c,o[13]=0,o[2]=0,o[6]=0,o[10]=u,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this},makeOrthographic:function(t,e,i,n,r,a){var o=this.elements,s=1/(e-t),l=1/(i-n),h=1/(a-r),c=(e+t)*s,u=(i+n)*l,p=(a+r)*h;return o[0]=2*s,o[4]=0,o[8]=0,o[12]=-c,o[1]=0,o[5]=2*l,o[9]=0,o[13]=-u,o[2]=0,o[6]=0,o[10]=-2*h,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this},equals:function(t){for(var e=this.elements,i=t.elements,n=0;n<16;n++)if(e[n]!==i[n])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var i=0;i<16;i++)this.elements[i]=t[i+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}}),Object.assign(Ke,{slerp:function(t,e,i,n){return i.copy(t).slerp(e,n)},slerpFlat:function(t,e,i,n,r,a,o){var s=i[n+0],l=i[n+1],h=i[n+2],c=i[n+3],u=r[a+0],p=r[a+1],d=r[a+2],f=r[a+3];if(c!==f||s!==u||l!==p||h!==d){var m=1-o,g=s*u+l*p+h*d+c*f,v=g>=0?1:-1,q=1-g*g;if(q>Number.EPSILON){var y=Math.sqrt(q),x=Math.atan2(y,g*v);m=Math.sin(m*x)/y,o=Math.sin(o*x)/y}var _=o*v;if(s=s*m+u*_,l=l*m+p*_,h=h*m+d*_,c=c*m+f*_,m===1-o){var b=1/Math.sqrt(s*s+l*l+h*h+c*c);s*=b,l*=b,h*=b,c*=b}}t[e]=s,t[e+1]=l,t[e+2]=h,t[e+3]=c}}),Object.defineProperties(Ke.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this.onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this.onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this.onChangeCallback()}},w:{get:function(){return this._w},set:function(t){this._w=t,this.onChangeCallback()}}}),Object.assign(Ke.prototype,{isQuaternion:!0,set:function(t,e,i,n){return this._x=t,this._y=e,this._z=i,this._w=n,this.onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this.onChangeCallback(),this},setFromEuler:function(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var i=t._x,n=t._y,r=t._z,a=t.order,o=Math.cos,s=Math.sin,l=o(i/2),h=o(n/2),c=o(r/2),u=s(i/2),p=s(n/2),d=s(r/2);return"XYZ"===a?(this._x=u*h*c+l*p*d,this._y=l*p*c-u*h*d,this._z=l*h*d+u*p*c,this._w=l*h*c-u*p*d):"YXZ"===a?(this._x=u*h*c+l*p*d,this._y=l*p*c-u*h*d,this._z=l*h*d-u*p*c,this._w=l*h*c+u*p*d):"ZXY"===a?(this._x=u*h*c-l*p*d,this._y=l*p*c+u*h*d,this._z=l*h*d+u*p*c,this._w=l*h*c-u*p*d):"ZYX"===a?(this._x=u*h*c-l*p*d,this._y=l*p*c+u*h*d,this._z=l*h*d-u*p*c,this._w=l*h*c+u*p*d):"YZX"===a?(this._x=u*h*c+l*p*d,this._y=l*p*c+u*h*d,this._z=l*h*d-u*p*c,this._w=l*h*c-u*p*d):"XZY"===a&&(this._x=u*h*c-l*p*d,this._y=l*p*c-u*h*d,this._z=l*h*d+u*p*c,this._w=l*h*c+u*p*d),!1!==e&&this.onChangeCallback(),this},setFromAxisAngle:function(t,e){var i=e/2,n=Math.sin(i);return this._x=t.x*n,this._y=t.y*n,this._z=t.z*n,this._w=Math.cos(i),this.onChangeCallback(),this},setFromRotationMatrix:function(t){var e,i=t.elements,n=i[0],r=i[4],a=i[8],o=i[1],s=i[5],l=i[9],h=i[2],c=i[6],u=i[10],p=n+s+u;return p>0?(e=.5/Math.sqrt(p+1),this._w=.25/e,this._x=(c-l)*e,this._y=(a-h)*e,this._z=(o-r)*e):n>s&&n>u?(e=2*Math.sqrt(1+n-s-u),this._w=(c-l)/e,this._x=.25*e,this._y=(r+o)/e,this._z=(a+h)/e):s>u?(e=2*Math.sqrt(1+s-n-u),this._w=(a-h)/e,this._x=(r+o)/e,this._y=.25*e,this._z=(l+c)/e):(e=2*Math.sqrt(1+u-n-s),this._w=(o-r)/e,this._x=(a+h)/e,this._y=(l+c)/e,this._z=.25*e),this.onChangeCallback(),this},setFromUnitVectors:function(){var t,e=new $e;return function(i,n){return void 0===e&&(e=new $e),(t=i.dot(n)+1)<1e-6?(t=0,Math.abs(i.x)>Math.abs(i.z)?e.set(-i.y,i.x,0):e.set(0,-i.z,i.y)):e.crossVectors(i,n),this._x=e.x,this._y=e.y,this._z=e.z,this._w=t,this.normalize()}}(),angleTo:function(t){return 2*Math.acos(Math.abs(Ze.clamp(this.dot(t),-1,1)))},rotateTowards:function(t,e){var i=this.angleTo(t);if(0===i)return this;var n=Math.min(1,e/i);return this.slerp(t,n),this},inverse:function(){return this.conjugate()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this.onChangeCallback(),this},dot:function(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._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)},normalize:function(){var t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this.onChangeCallback(),this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)},premultiply:function(t){return this.multiplyQuaternions(t,this)},multiplyQuaternions:function(t,e){var i=t._x,n=t._y,r=t._z,a=t._w,o=e._x,s=e._y,l=e._z,h=e._w;return this._x=i*h+a*o+n*l-r*s,this._y=n*h+a*s+r*o-i*l,this._z=r*h+a*l+i*s-n*o,this._w=a*h-i*o-n*s-r*l,this.onChangeCallback(),this},slerp:function(t,e){if(0===e)return this;if(1===e)return this.copy(t);var i=this._x,n=this._y,r=this._z,a=this._w,o=a*t._w+i*t._x+n*t._y+r*t._z;if(o<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,o=-o):this.copy(t),o>=1)return this._w=a,this._x=i,this._y=n,this._z=r,this;var s=1-o*o;if(s<=Number.EPSILON){var l=1-e;return this._w=l*a+e*this._w,this._x=l*i+e*this._x,this._y=l*n+e*this._y,this._z=l*r+e*this._z,this.normalize()}var h=Math.sqrt(s),c=Math.atan2(h,o),u=Math.sin((1-e)*c)/h,p=Math.sin(e*c)/h;return this._w=a*u+this._w*p,this._x=i*u+this._x*p,this._y=n*u+this._y*p,this._z=r*u+this._z*p,this.onChangeCallback(),this},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w},fromArray:function(t,e){return void 0===e&&(e=0),this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this.onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t},onChange:function(t){return this.onChangeCallback=t,this},onChangeCallback:function(){}}),Object.assign($e.prototype,{isVector3:!0,set:function(t,e,i){return this.x=t,this.y=e,this.z=i,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this},multiply:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this},multiplyVectors:function(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this},applyEuler:(f=new Ke,function(t){return t&&t.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(f.setFromEuler(t))}),applyAxisAngle:function(){var t=new Ke;return function(e,i){return this.applyQuaternion(t.setFromAxisAngle(e,i))}}(),applyMatrix3:function(t){var e=this.x,i=this.y,n=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*n,this.y=r[1]*e+r[4]*i+r[7]*n,this.z=r[2]*e+r[5]*i+r[8]*n,this},applyMatrix4:function(t){var e=this.x,i=this.y,n=this.z,r=t.elements,a=1/(r[3]*e+r[7]*i+r[11]*n+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*n+r[12])*a,this.y=(r[1]*e+r[5]*i+r[9]*n+r[13])*a,this.z=(r[2]*e+r[6]*i+r[10]*n+r[14])*a,this},applyQuaternion:function(t){var e=this.x,i=this.y,n=this.z,r=t.x,a=t.y,o=t.z,s=t.w,l=s*e+a*n-o*i,h=s*i+o*e-r*n,c=s*n+r*i-a*e,u=-r*e-a*i-o*n;return this.x=l*s+u*-r+h*-o-c*-a,this.y=h*s+u*-a+c*-r-l*-o,this.z=c*s+u*-o+l*-a-h*-r,this},project:function(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)},unproject:function(){var t=new Qe;return function(e){return this.applyMatrix4(t.getInverse(e.projectionMatrix)).applyMatrix4(e.matrixWorld)}}(),transformDirection:function(t){var e=this.x,i=this.y,n=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*n,this.y=r[1]*e+r[5]*i+r[9]*n,this.z=r[2]*e+r[6]*i+r[10]*n,this.normalize()},divide:function(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this},divideScalar:function(t){return this.multiplyScalar(1/t)},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this},clampScalar:function(){var t=new $e,e=new $e;return function(i,n){return t.set(i,i,i),e.set(n,n,n),this.clamp(t,e)}}(),clampLength:function(t,e){var i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(t,Math.min(e,i)))},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(t){return this.x*t.x+this.y*t.y+this.z*t.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(t){return this.normalize().multiplyScalar(t)},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this},lerpVectors:function(t,e,i){return this.subVectors(e,t).multiplyScalar(i).add(t)},cross:function(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)},crossVectors:function(t,e){var i=t.x,n=t.y,r=t.z,a=e.x,o=e.y,s=e.z;return this.x=n*s-r*o,this.y=r*a-i*s,this.z=i*o-n*a,this},projectOnVector:function(t){var e=t.dot(this)/t.lengthSq();return this.copy(t).multiplyScalar(e)},projectOnPlane:function(){var t=new $e;return function(e){return t.copy(this).projectOnVector(e),this.sub(t)}}(),reflect:function(){var t=new $e;return function(e){return this.sub(t.copy(e).multiplyScalar(2*this.dot(e)))}}(),angleTo:function(t){var e=this.dot(t)/Math.sqrt(this.lengthSq()*t.lengthSq());return Math.acos(Ze.clamp(e,-1,1))},distanceTo:function(t){return Math.sqrt(this.distanceToSquared(t))},distanceToSquared:function(t){var e=this.x-t.x,i=this.y-t.y,n=this.z-t.z;return e*e+i*i+n*n},manhattanDistanceTo:function(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)},setFromSpherical:function(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)},setFromSphericalCoords:function(t,e,i){var n=Math.sin(e)*t;return this.x=n*Math.sin(i),this.y=Math.cos(e)*t,this.z=n*Math.cos(i),this},setFromCylindrical:function(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)},setFromCylindricalCoords:function(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this},setFromMatrixPosition:function(t){var e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this},setFromMatrixScale:function(t){var e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=n,this},setFromMatrixColumn:function(t,e){return this.fromArray(t.elements,4*e)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t},fromBufferAttribute:function(t,e,i){return void 0!==i&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}}),Object.assign(ti.prototype,{isMatrix3:!0,set:function(t,e,i,n,r,a,o,s,l){var h=this.elements;return h[0]=t,h[1]=n,h[2]=o,h[3]=e,h[4]=r,h[5]=s,h[6]=i,h[7]=a,h[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(t){var e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this},setFromMatrix4:function(t){var e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this},applyToBufferAttribute:function(){var t=new $e;return function(e){for(var i=0,n=e.count;i<n;i++)t.x=e.getX(i),t.y=e.getY(i),t.z=e.getZ(i),t.applyMatrix3(this),e.setXYZ(i,t.x,t.y,t.z);return e}}(),multiply:function(t){return this.multiplyMatrices(this,t)},premultiply:function(t){return this.multiplyMatrices(t,this)},multiplyMatrices:function(t,e){var i=t.elements,n=e.elements,r=this.elements,a=i[0],o=i[3],s=i[6],l=i[1],h=i[4],c=i[7],u=i[2],p=i[5],d=i[8],f=n[0],m=n[3],g=n[6],v=n[1],q=n[4],y=n[7],x=n[2],_=n[5],b=n[8];return r[0]=a*f+o*v+s*x,r[3]=a*m+o*q+s*_,r[6]=a*g+o*y+s*b,r[1]=l*f+h*v+c*x,r[4]=l*m+h*q+c*_,r[7]=l*g+h*y+c*b,r[2]=u*f+p*v+d*x,r[5]=u*m+p*q+d*_,r[8]=u*g+p*y+d*b,this},multiplyScalar:function(t){var e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this},determinant:function(){var t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],a=t[4],o=t[5],s=t[6],l=t[7],h=t[8];return e*a*h-e*o*l-i*r*h+i*o*s+n*r*l-n*a*s},getInverse:function(t,e){t&&t.isMatrix4&&console.error("THREE.Matrix3: .getInverse() no longer takes a Matrix4 argument.");var i=t.elements,n=this.elements,r=i[0],a=i[1],o=i[2],s=i[3],l=i[4],h=i[5],c=i[6],u=i[7],p=i[8],d=p*l-h*u,f=h*c-p*s,m=u*s-l*c,g=r*d+a*f+o*m;if(0===g){var v="THREE.Matrix3: .getInverse() can't invert matrix, determinant is 0";if(!0===e)throw new Error(v);return console.warn(v),this.identity()}var q=1/g;return n[0]=d*q,n[1]=(o*u-p*a)*q,n[2]=(h*a-o*l)*q,n[3]=f*q,n[4]=(p*r-o*c)*q,n[5]=(o*s-h*r)*q,n[6]=m*q,n[7]=(a*c-u*r)*q,n[8]=(l*r-a*s)*q,this},transpose:function(){var t,e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this},getNormalMatrix:function(t){return this.setFromMatrix4(t).getInverse(this).transpose()},transposeIntoArray:function(t){var e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this},setUvTransform:function(t,e,i,n,r,a,o){var s=Math.cos(r),l=Math.sin(r);this.set(i*s,i*l,-i*(s*a+l*o)+a+t,-n*l,n*s,-n*(-l*a+s*o)+o+e,0,0,1)},scale:function(t,e){var i=this.elements;return i[0]*=t,i[3]*=t,i[6]*=t,i[1]*=e,i[4]*=e,i[7]*=e,this},rotate:function(t){var e=Math.cos(t),i=Math.sin(t),n=this.elements,r=n[0],a=n[3],o=n[6],s=n[1],l=n[4],h=n[7];return n[0]=e*r+i*s,n[3]=e*a+i*l,n[6]=e*o+i*h,n[1]=-i*r+e*s,n[4]=-i*a+e*l,n[7]=-i*o+e*h,this},translate:function(t,e){var i=this.elements;return i[0]+=t*i[2],i[3]+=t*i[5],i[6]+=t*i[8],i[1]+=e*i[2],i[4]+=e*i[5],i[7]+=e*i[8],this},equals:function(t){for(var e=this.elements,i=t.elements,n=0;n<9;n++)if(e[n]!==i[n])return!1;return!0},fromArray:function(t,e){void 0===e&&(e=0);for(var i=0;i<9;i++)this.elements[i]=t[i+e];return this},toArray:function(t,e){void 0===t&&(t=[]),void 0===e&&(e=0);var i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}});var ei,ii,ni,ri,ai,oi={getDataURL:function(t){var e;if("undefined"==typeof HTMLCanvasElement)return t.src;if(t instanceof HTMLCanvasElement)e=t;else{(e=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")).width=t.width,e.height=t.height;var i=e.getContext("2d");t instanceof ImageData?i.putImageData(t,0,0):i.drawImage(t,0,0,t.width,t.height)}return e.width>2048||e.height>2048?e.toDataURL("image/jpeg",.6):e.toDataURL("image/png")}},si=0;function li(t,e,i,n,r,a,o,s,l,h){Object.defineProperty(this,"id",{value:si++}),this.uuid=Ze.generateUUID(),this.name="",this.image=void 0!==t?t:li.DEFAULT_IMAGE,this.mipmaps=[],this.mapping=void 0!==e?e:li.DEFAULT_MAPPING,this.wrapS=void 0!==i?i:Et,this.wrapT=void 0!==n?n:Et,this.magFilter=void 0!==r?r:Ct,this.minFilter=void 0!==a?a:Ot,this.anisotropy=void 0!==l?l:1,this.format=void 0!==o?o:Zt,this.type=void 0!==s?s:Dt,this.offset=new Je(0,0),this.repeat=new Je(1,1),this.center=new Je(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new ti,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=void 0!==h?h:Ne,this.version=0,this.onUpdate=null}function hi(t,e,i,n){this.x=t||0,this.y=e||0,this.z=i||0,this.w=void 0!==n?n:1}function ci(t,e,i){this.width=t,this.height=e,this.scissor=new hi(0,0,t,e),this.scissorTest=!1,this.viewport=new hi(0,0,t,e),void 0===(i=i||{}).minFilter&&(i.minFilter=Ct),this.texture=new li(void 0,void 0,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy,i.encoding),this.texture.generateMipmaps=void 0===i.generateMipmaps||i.generateMipmaps,this.depthBuffer=void 0===i.depthBuffer||i.depthBuffer,this.stencilBuffer=void 0===i.stencilBuffer||i.stencilBuffer,this.depthTexture=void 0!==i.depthTexture?i.depthTexture:null}function ui(t,e,i){ci.call(this,t,e,i),this.activeCubeFace=0,this.activeMipMapLevel=0}function pi(t,e,i,n,r,a,o,s,l,h,c,u){li.call(this,null,a,o,s,l,h,n,r,c,u),this.image={data:t,width:e,height:i},this.magFilter=void 0!==l?l:Pt,this.minFilter=void 0!==h?h:Pt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}function di(t,e){this.min=void 0!==t?t:new $e(1/0,1/0,1/0),this.max=void 0!==e?e:new $e(-1/0,-1/0,-1/0)}function fi(t,e){this.center=void 0!==t?t:new $e,this.radius=void 0!==e?e:0}function mi(t,e){this.normal=void 0!==t?t:new $e(1,0,0),this.constant=void 0!==e?e:0}function gi(t,e,i,n,r,a){this.planes=[void 0!==t?t:new mi,void 0!==e?e:new mi,void 0!==i?i:new mi,void 0!==n?n:new mi,void 0!==r?r:new mi,void 0!==a?a:new mi]}li.DEFAULT_IMAGE=void 0,li.DEFAULT_MAPPING=qt,li.prototype=Object.assign(Object.create(n.prototype),{constructor:li,isTexture:!0,updateMatrix:function(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this},toJSON:function(t){var e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];var i={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,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY};if(void 0!==this.image){var n=this.image;if(void 0===n.uuid&&(n.uuid=Ze.generateUUID()),!e&&void 0===t.images[n.uuid]){var r;if(Array.isArray(n)){r=[];for(var a=0,o=n.length;a<o;a++)r.push(oi.getDataURL(n[a]))}else r=oi.getDataURL(n);t.images[n.uuid]={uuid:n.uuid,url:r}}i.image=n.uuid}return e||(t.textures[this.uuid]=i),i},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(t){if(this.mapping!==qt)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case St:t.x=t.x-Math.floor(t.x);break;case Et:t.x=t.x<0?0:1;break;case At:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case St:t.y=t.y-Math.floor(t.y);break;case Et:t.y=t.y<0?0:1;break;case At:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}}),Object.defineProperty(li.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(hi.prototype,{isVector4:!0,set:function(t,e,i,n){return this.x=t,this.y=e,this.z=i,this.w=n,this},setScalar:function(t){return this.x=t,this.y=t,this.z=t,this.w=t,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setZ:function(t){return this.z=t,this},setW:function(t){return this.w=t,this},setComponent:function(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this},getComponent:function(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this},add:function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)},addScalar:function(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this},addVectors:function(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this},addScaledVector:function(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this},sub:function(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)},subScalar:function(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this},multiplyScalar:function(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this},applyMatrix4:function(t){var e=this.x,i=this.y,n=this.z,r=this.w,a=t.elements;return this.x=a[0]*e+a[4]*i+a[8]*n+a[12]*r,this.y=a[1]*e+a[5]*i+a[9]*n+a[13]*r,this.z=a[2]*e+a[6]*i+a[10]*n+a[14]*r,this.w=a[3]*e+a[7]*i+a[11]*n+a[15]*r,this},divideScalar:function(t){return this.multiplyScalar(1/t)},setAxisAngleFromQuaternion:function(t){this.w=2*Math.acos(t.w);var e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this},setAxisAngleFromRotationMatrix:function(t){var e,i,n,r,a=t.elements,o=a[0],s=a[4],l=a[8],h=a[1],c=a[5],u=a[9],p=a[2],d=a[6],f=a[10];if(Math.abs(s-h)<.01&&Math.abs(l-p)<.01&&Math.abs(u-d)<.01){if(Math.abs(s+h)<.1&&Math.abs(l+p)<.1&&Math.abs(u+d)<.1&&Math.abs(o+c+f-3)<.1)return this.set(1,0,0,0),this;e=Math.PI;var m=(o+1)/2,g=(c+1)/2,v=(f+1)/2,q=(s+h)/4,y=(l+p)/4,x=(u+d)/4;return m>g&&m>v?m<.01?(i=0,n=.707106781,r=.707106781):(n=q/(i=Math.sqrt(m)),r=y/i):g>v?g<.01?(i=.707106781,n=0,r=.707106781):(i=q/(n=Math.sqrt(g)),r=x/n):v<.01?(i=.707106781,n=.707106781,r=0):(i=y/(r=Math.sqrt(v)),n=x/r),this.set(i,n,r,e),this}var _=Math.sqrt((d-u)*(d-u)+(l-p)*(l-p)+(h-s)*(h-s));return Math.abs(_)<.001&&(_=1),this.x=(d-u)/_,this.y=(l-p)/_,this.z=(h-s)/_,this.w=Math.acos((o+c+f-1)/2),this},min:function(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this},max:function(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this},clamp:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this},clampScalar:function(){var t,e;return function(i,n){return void 0===t&&(t=new hi,e=new hi),t.set(i,i,i,i),e.set(n,n,n,n),this.clamp(t,e)}}(),clampLength:function(t,e){var i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(t,Math.min(e,i)))},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(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.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(t){return this.normalize().multiplyScalar(t)},lerp:function(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this},lerpVectors:function(t,e,i){return this.subVectors(e,t).multiplyScalar(i).add(t)},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t},fromBufferAttribute:function(t,e,i){return void 0!==i&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}}),ci.prototype=Object.assign(Object.create(n.prototype),{constructor:ci,isWebGLRenderTarget:!0,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.depthTexture=t.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),ui.prototype=Object.create(ci.prototype),ui.prototype.constructor=ui,ui.prototype.isWebGLRenderTargetCube=!0,pi.prototype=Object.create(li.prototype),pi.prototype.constructor=pi,pi.prototype.isDataTexture=!0,Object.assign(di.prototype,{isBox3:!0,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromArray:function(t){for(var e=1/0,i=1/0,n=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=t.length;s<l;s+=3){var h=t[s],c=t[s+1],u=t[s+2];h<e&&(e=h),c<i&&(i=c),u<n&&(n=u),h>r&&(r=h),c>a&&(a=c),u>o&&(o=u)}return this.min.set(e,i,n),this.max.set(r,a,o),this},setFromBufferAttribute:function(t){for(var e=1/0,i=1/0,n=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=t.count;s<l;s++){var h=t.getX(s),c=t.getY(s),u=t.getZ(s);h<e&&(e=h),c<i&&(i=c),u<n&&(n=u),h>r&&(r=h),c>a&&(a=c),u>o&&(o=u)}return this.min.set(e,i,n),this.max.set(r,a,o),this},setFromPoints:function(t){this.makeEmpty();for(var e=0,i=t.length;e<i;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:function(){var t=new $e;return function(e,i){var n=t.copy(i).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}}(),setFromObject:function(t){return this.makeEmpty(),this.expandByObject(t)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.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(t){return void 0===t&&(console.warn("THREE.Box3: .getCenter() target is now required"),t=new $e),this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(t){return void 0===t&&(console.warn("THREE.Box3: .getSize() target is now required"),t=new $e),this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},expandByObject:function(){var t,e,i,n=new $e;function r(r){var a=r.geometry;if(void 0!==a)if(a.isGeometry){var o=a.vertices;for(e=0,i=o.length;e<i;e++)n.copy(o[e]),n.applyMatrix4(r.matrixWorld),t.expandByPoint(n)}else if(a.isBufferGeometry){var s=a.attributes.position;if(void 0!==s)for(e=0,i=s.count;e<i;e++)n.fromBufferAttribute(s,e).applyMatrix4(r.matrixWorld),t.expandByPoint(n)}}return function(e){return t=this,e.updateMatrixWorld(!0),e.traverse(r),this}}(),containsPoint:function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z)},containsBox:function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z},getParameter:function(t,e){return void 0===e&&(console.warn("THREE.Box3: .getParameter() target is now required"),e=new $e),e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y||t.max.z<this.min.z||t.min.z>this.max.z)},intersectsSphere:(ii=new $e,function(t){return this.clampPoint(t.center,ii),ii.distanceToSquared(t.center)<=t.radius*t.radius}),intersectsPlane:function(t){var e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant},intersectsTriangle:function(){var t=new $e,e=new $e,i=new $e,n=new $e,r=new $e,a=new $e,o=new $e,s=new $e,l=new $e,h=new $e;function c(n){var r,a;for(r=0,a=n.length-3;r<=a;r+=3){o.fromArray(n,r);var s=l.x*Math.abs(o.x)+l.y*Math.abs(o.y)+l.z*Math.abs(o.z),h=t.dot(o),c=e.dot(o),u=i.dot(o);if(Math.max(-Math.max(h,c,u),Math.min(h,c,u))>s)return!1}return!0}return function(o){if(this.isEmpty())return!1;this.getCenter(s),l.subVectors(this.max,s),t.subVectors(o.a,s),e.subVectors(o.b,s),i.subVectors(o.c,s),n.subVectors(e,t),r.subVectors(i,e),a.subVectors(t,i);var u=[0,-n.z,n.y,0,-r.z,r.y,0,-a.z,a.y,n.z,0,-n.x,r.z,0,-r.x,a.z,0,-a.x,-n.y,n.x,0,-r.y,r.x,0,-a.y,a.x,0];return!!c(u)&&(!!c(u=[1,0,0,0,1,0,0,0,1])&&(h.crossVectors(n,r),c(u=[h.x,h.y,h.z])))}}(),clampPoint:function(t,e){return void 0===e&&(console.warn("THREE.Box3: .clampPoint() target is now required"),e=new $e),e.copy(t).clamp(this.min,this.max)},distanceToPoint:function(){var t=new $e;return function(e){return t.copy(e).clamp(this.min,this.max).sub(e).length()}}(),getBoundingSphere:function(){var t=new $e;return function(e){return void 0===e&&(console.warn("THREE.Box3: .getBoundingSphere() target is now required"),e=new fi),this.getCenter(e.center),e.radius=.5*this.getSize(t).length(),e}}(),intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},applyMatrix4:(ei=[new $e,new $e,new $e,new $e,new $e,new $e,new $e,new $e],function(t){return this.isEmpty()?this:(ei[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),ei[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),ei[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),ei[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),ei[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),ei[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),ei[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),ei[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(ei),this)}),translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}),Object.assign(fi.prototype,{set:function(t,e){return this.center.copy(t),this.radius=e,this},setFromPoints:(ni=new di,function(t,e){var i=this.center;void 0!==e?i.copy(e):ni.setFromPoints(t).getCenter(i);for(var n=0,r=0,a=t.length;r<a;r++)n=Math.max(n,i.distanceToSquared(t[r]));return this.radius=Math.sqrt(n),this}),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.center.copy(t.center),this.radius=t.radius,this},empty:function(){return this.radius<=0},containsPoint:function(t){return t.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(t){return t.distanceTo(this.center)-this.radius},intersectsSphere:function(t){var e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e},intersectsBox:function(t){return t.intersectsSphere(this)},intersectsPlane:function(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius},clampPoint:function(t,e){var i=this.center.distanceToSquared(t);return void 0===e&&(console.warn("THREE.Sphere: .clampPoint() target is now required"),e=new $e),e.copy(t),i>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e},getBoundingBox:function(t){return void 0===t&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),t=new di),t.set(this.center,this.center),t.expandByScalar(this.radius),t},applyMatrix4:function(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this},translate:function(t){return this.center.add(t),this},equals:function(t){return t.center.equals(this.center)&&t.radius===this.radius}}),Object.assign(mi.prototype,{set:function(t,e){return this.normal.copy(t),this.constant=e,this},setComponents:function(t,e,i,n){return this.normal.set(t,e,i),this.constant=n,this},setFromNormalAndCoplanarPoint:function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},setFromCoplanarPoints:function(){var t=new $e,e=new $e;return function(i,n,r){var a=t.subVectors(r,n).cross(e.subVectors(i,n)).normalize();return this.setFromNormalAndCoplanarPoint(a,i),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.normal.copy(t.normal),this.constant=t.constant,this},normalize:function(){var t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(t){return this.normal.dot(t)+this.constant},distanceToSphere:function(t){return this.distanceToPoint(t.center)-t.radius},projectPoint:function(t,e){return void 0===e&&(console.warn("THREE.Plane: .projectPoint() target is now required"),e=new $e),e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)},intersectLine:function(){var t=new $e;return function(e,i){void 0===i&&(console.warn("THREE.Plane: .intersectLine() target is now required"),i=new $e);var n=e.delta(t),r=this.normal.dot(n);if(0===r)return 0===this.distanceToPoint(e.start)?i.copy(e.start):void 0;var a=-(e.start.dot(this.normal)+this.constant)/r;return a<0||a>1?void 0:i.copy(n).multiplyScalar(a).add(e.start)}}(),intersectsLine:function(t){var e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0},intersectsBox:function(t){return t.intersectsPlane(this)},intersectsSphere:function(t){return t.intersectsPlane(this)},coplanarPoint:function(t){return void 0===t&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),t=new $e),t.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(){var t=new $e,e=new ti;return function(i,n){var r=n||e.getNormalMatrix(i),a=this.coplanarPoint(t).applyMatrix4(i),o=this.normal.applyMatrix3(r).normalize();return this.constant=-a.dot(o),this}}(),translate:function(t){return this.constant-=t.dot(this.normal),this},equals:function(t){return t.normal.equals(this.normal)&&t.constant===this.constant}}),Object.assign(gi.prototype,{set:function(t,e,i,n,r,a){var o=this.planes;return o[0].copy(t),o[1].copy(e),o[2].copy(i),o[3].copy(n),o[4].copy(r),o[5].copy(a),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){for(var e=this.planes,i=0;i<6;i++)e[i].copy(t.planes[i]);return this},setFromMatrix:function(t){var e=this.planes,i=t.elements,n=i[0],r=i[1],a=i[2],o=i[3],s=i[4],l=i[5],h=i[6],c=i[7],u=i[8],p=i[9],d=i[10],f=i[11],m=i[12],g=i[13],v=i[14],q=i[15];return e[0].setComponents(o-n,c-s,f-u,q-m).normalize(),e[1].setComponents(o+n,c+s,f+u,q+m).normalize(),e[2].setComponents(o+r,c+l,f+p,q+g).normalize(),e[3].setComponents(o-r,c-l,f-p,q-g).normalize(),e[4].setComponents(o-a,c-h,f-d,q-v).normalize(),e[5].setComponents(o+a,c+h,f+d,q+v).normalize(),this},intersectsObject:(ai=new fi,function(t){var e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),ai.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(ai)}),intersectsSprite:function(){var t=new fi;return function(e){return t.center.set(0,0,0),t.radius=.7071067811865476,t.applyMatrix4(e.matrixWorld),this.intersectsSphere(t)}}(),intersectsSphere:function(t){for(var e=this.planes,i=t.center,n=-t.radius,r=0;r<6;r++){if(e[r].distanceToPoint(i)<n)return!1}return!0},intersectsBox:(ri=new $e,function(t){for(var e=this.planes,i=0;i<6;i++){var n=e[i];if(ri.x=n.normal.x>0?t.max.x:t.min.x,ri.y=n.normal.y>0?t.max.y:t.min.y,ri.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(ri)<0)return!1}return!0}),containsPoint:function(t){for(var e=this.planes,i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}});var vi,qi,yi,xi={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif\n",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif\n",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif\n",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( PHYSICAL )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif\n",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"\nvec3 transformed = vec3( position );\n",beginnormal_vertex:"\nvec3 objectNormal = vec3( normal );\n",bsdfs:"float 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}\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 GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNL = saturate( dot( geometry.normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( geometry.normal, 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_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 GeometricContext geometry, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 AB = vec2( -1.04, 1.04 ) * a004 + r.zw;\n\treturn specularColor * AB.x + AB.y;\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",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\n",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\n",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\t#if ! defined( PHYSICAL ) && ! defined( PHONG ) && ! defined( MATCAP )\n\t\tvarying vec3 vViewPosition;\n\t#endif\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif\n",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG ) && ! defined( MATCAP )\n\tvarying vec3 vViewPosition;\n#endif\n",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0 && ! defined( PHYSICAL ) && ! defined( PHONG ) && ! defined( MATCAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n",color_fragment:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif\n",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#define saturate(a) clamp( a, 0.0, 1.0 )\n#define whiteCompliment(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}\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};\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}\n",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n#define cubeUV_textureSize (1024.0)\nint getFaceFromDirection(vec3 direction) {\n\tvec3 absDirection = abs(direction);\n\tint face = -1;\n\tif( absDirection.x > absDirection.z ) {\n\t\tif(absDirection.x > absDirection.y )\n\t\t\tface = direction.x > 0.0 ? 0 : 3;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\telse {\n\t\tif(absDirection.z > absDirection.y )\n\t\t\tface = direction.z > 0.0 ? 2 : 5;\n\t\telse\n\t\t\tface = direction.y > 0.0 ? 1 : 4;\n\t}\n\treturn face;\n}\n#define cubeUV_maxLods1  (log2(cubeUV_textureSize*0.25) - 1.0)\n#define cubeUV_rangeClamp (exp2((6.0 - 1.0) * 2.0))\nvec2 MipLevelInfo( vec3 vec, float roughnessLevel, float roughness ) {\n\tfloat scale = exp2(cubeUV_maxLods1 - roughnessLevel);\n\tfloat dxRoughness = dFdx(roughness);\n\tfloat dyRoughness = dFdy(roughness);\n\tvec3 dx = dFdx( vec * scale * dxRoughness );\n\tvec3 dy = dFdy( vec * scale * dyRoughness );\n\tfloat d = max( dot( dx, dx ), dot( dy, dy ) );\n\td = clamp(d, 1.0, cubeUV_rangeClamp);\n\tfloat mipLevel = 0.5 * log2(d);\n\treturn vec2(floor(mipLevel), fract(mipLevel));\n}\n#define cubeUV_maxLods2 (log2(cubeUV_textureSize*0.25) - 2.0)\n#define cubeUV_rcpTextureSize (1.0 / cubeUV_textureSize)\nvec2 getCubeUV(vec3 direction, float roughnessLevel, float mipLevel) {\n\tmipLevel = roughnessLevel > cubeUV_maxLods2 - 3.0 ? 0.0 : mipLevel;\n\tfloat a = 16.0 * cubeUV_rcpTextureSize;\n\tvec2 exp2_packed = exp2( vec2( roughnessLevel, mipLevel ) );\n\tvec2 rcp_exp2_packed = vec2( 1.0 ) / exp2_packed;\n\tfloat powScale = exp2_packed.x * exp2_packed.y;\n\tfloat scale = rcp_exp2_packed.x * rcp_exp2_packed.y * 0.25;\n\tfloat mipOffset = 0.75*(1.0 - rcp_exp2_packed.y) * rcp_exp2_packed.x;\n\tbool bRes = mipLevel == 0.0;\n\tscale =  bRes && (scale < a) ? a : scale;\n\tvec3 r;\n\tvec2 offset;\n\tint face = getFaceFromDirection(direction);\n\tfloat rcpPowScale = 1.0 / powScale;\n\tif( face == 0) {\n\t\tr = vec3(direction.x, -direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 1) {\n\t\tr = vec3(direction.y, direction.x, direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 2) {\n\t\tr = vec3(direction.z, direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.75 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? a : offset.y;\n\t}\n\telse if( face == 3) {\n\t\tr = vec3(direction.x, direction.z, direction.y);\n\t\toffset = vec2(0.0+mipOffset,0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse if( face == 4) {\n\t\tr = vec3(direction.y, direction.x, -direction.z);\n\t\toffset = vec2(scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\telse {\n\t\tr = vec3(direction.z, -direction.x, direction.y);\n\t\toffset = vec2(2.0*scale+mipOffset, 0.5 * rcpPowScale);\n\t\toffset.y = bRes && (offset.y < 2.0*a) ? 0.0 : offset.y;\n\t}\n\tr = normalize(r);\n\tfloat texelOffset = 0.5 * cubeUV_rcpTextureSize;\n\tvec2 s = ( r.yz / abs( r.x ) + vec2( 1.0 ) ) * 0.5;\n\tvec2 base = offset + vec2( texelOffset );\n\treturn base + s * ( scale - 2.0 * texelOffset );\n}\n#define cubeUV_maxLods3 (log2(cubeUV_textureSize*0.25) - 3.0)\nvec4 textureCubeUV( sampler2D envMap, vec3 reflectedDirection, float roughness ) {\n\tfloat roughnessVal = roughness* cubeUV_maxLods3;\n\tfloat r1 = floor(roughnessVal);\n\tfloat r2 = r1 + 1.0;\n\tfloat t = fract(roughnessVal);\n\tvec2 mipInfo = MipLevelInfo(reflectedDirection, r1, roughness);\n\tfloat s = mipInfo.y;\n\tfloat level0 = mipInfo.x;\n\tfloat level1 = level0 + 1.0;\n\tlevel1 = level1 > 5.0 ? 5.0 : level1;\n\tlevel0 += min( floor( s + 0.5 ), 5.0 );\n\tvec2 uv_10 = getCubeUV(reflectedDirection, r1, level0);\n\tvec4 color10 = envMapTexelToLinear(texture2D(envMap, uv_10));\n\tvec2 uv_20 = getCubeUV(reflectedDirection, r2, level0);\n\tvec4 color20 = envMapTexelToLinear(texture2D(envMap, uv_20));\n\tvec4 result = mix(color10, color20, t);\n\treturn vec4(result.rgb, 1.0);\n}\n#endif\n",defaultnormal_vertex:"vec3 transformedNormal = normalMatrix * objectNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif\n",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, uv ).x * displacementScale + displacementBias );\n#endif\n",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif\n",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif\n",encodings_fragment:"  gl_FragColor = linearToOutputTexel( gl_FragColor );\n",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 = value.rgb * cLogLuvM;\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 = Xp_Y_XYZp.rgb * cLogLuvInverseM;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}\n",envmap_fragment:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToVertex, 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_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\tenvColor = envMapTexelToLinear( envColor );\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\n",envmap_pars_fragment:"#if defined( USE_ENVMAP ) || defined( PHYSICAL )\n\tuniform float reflectivity;\n\tuniform float envMapIntensity;\n#endif\n#ifdef USE_ENVMAP\n\t#if ! defined( PHYSICAL ) && ( defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) )\n\t\tvarying vec3 vWorldPosition;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( PHYSICAL )\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif\n",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif\n",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP ) && defined( PHYSICAL )\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 blinnShininessExponent, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + 0.79248 - 0.5 * log2( pow2( blinnShininessExponent ) + 1.0 );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in GeometricContext geometry, const in float blinnShininessExponent, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -geometry.viewDir, geometry.normal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -geometry.viewDir, geometry.normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( blinnShininessExponent, 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, BlinnExponentToGGXRoughness(blinnShininessExponent ));\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\n",envmap_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\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\n",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = -mvPosition.z;\n#endif\n",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif\n",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = whiteCompliment( exp2( - fogDensity * fogDensity * fogDepth * fogDepth * LOG2 ) );\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\n",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\n",gradientmap_pars_fragment:"#ifdef TOON\n\tuniform sampler2D gradientMap;\n\tvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\t\tfloat dotNL = dot( normal, lightDirection );\n\t\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t\t#ifdef USE_GRADIENTMAP\n\t\t\treturn texture2D( gradientMap, coord ).rgb;\n\t\t#else\n\t\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t\t#endif\n\t}\n#endif\n",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\treflectedLight.indirectDiffuse += PI * texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n#endif\n",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 = normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = 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\tvLightFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n#endif\n",lights_pars_begin:"uniform vec3 ambientLightColor;\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\n",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;\n",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\t#ifdef TOON\n\t\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#else\n\t\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\t\tvec3 irradiance = dotNL * directLight.color;\n\t#endif\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)\n",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.specularRoughness = clamp( roughnessFactor, 0.04, 1.0 );\n#ifdef STANDARD\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.clearCoat = saturate( clearCoat );\tmaterial.clearCoatRoughness = clamp( clearCoatRoughness, 0.04, 1.0 );\n#endif\n",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\n\t#ifndef STANDARD\n\t\tfloat clearCoat;\n\t\tfloat clearCoatRoughness;\n\t#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#ifndef STANDARD\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.directSpecular += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry, material.specularColor, material.specularRoughness );\n\treflectedLight.directDiffuse += ( 1.0 - clearCoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\t#ifndef STANDARD\n\t\treflectedLight.directSpecular += irradiance * material.clearCoat * BRDF_Specular_GGX( directLight, geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\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 clearCoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t#ifndef STANDARD\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\tfloat dotNL = dotNV;\n\t\tfloat clearCoatDHR = material.clearCoat * clearCoatDHRApprox( material.clearCoatRoughness, dotNL );\n\t#else\n\t\tfloat clearCoatDHR = 0.0;\n\t#endif\n\treflectedLight.indirectSpecular += ( 1.0 - clearCoatDHR ) * radiance * BRDF_Specular_GGX_Environment( geometry, material.specularColor, material.specularRoughness );\n\t#ifndef STANDARD\n\t\treflectedLight.indirectSpecular += clearCoatRadiance * material.clearCoat * BRDF_Specular_GGX_Environment( geometry, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearCoatRoughness );\n\t#endif\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\n#define Material_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.specularRoughness )\n#define Material_ClearCoat_BlinnShininessExponent( material )   GGXRoughnessToBlinnExponent( material.clearCoatRoughness )\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}\n",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = normalize( vViewPosition );\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#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( pointLight.shadow, directLight.visible ) ) ? 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#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( spotLight.shadow, directLight.visible ) ) ? 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#ifdef USE_SHADOWMAP\n\t\tdirectLight.color *= all( bvec2( directionalLight.shadow, directLight.visible ) ) ? 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 irradiance = getAmbientLightIrradiance( ambientLightColor );\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\n",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec3 lightMapIrradiance = texture2D( lightMap, vUv2 ).xyz * 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( PHYSICAL ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tirradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry, Material_BlinnShininessExponent( material ), maxMipLevel );\n\t#ifndef STANDARD\n\t\tclearCoatRadiance += getLightProbeIndirectRadiance( geometry, Material_ClearCoat_BlinnShininessExponent( material ), maxMipLevel );\n\t#endif\n#endif\n",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, clearCoatRadiance, geometry, material, reflectedLight );\n#endif\n",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = 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#endif\n",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif\n",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t#else\n\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\tgl_Position.z *= gl_Position.w;\n\t#endif\n#endif\n",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif\n",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n",map_particle_fragment:"#ifdef USE_MAP\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n",map_particle_pars_fragment:"#ifdef USE_MAP\n\tuniform mat3 uvTransform;\n\tuniform sampler2D map;\n#endif\n",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif\n",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n#endif\n",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\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 += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\t#endif\n#endif\n",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#endif\n",normal_fragment_maps:"#ifdef USE_NORMALMAP\n\t#ifdef OBJECTSPACE_NORMALMAP\n\t\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\t#ifdef FLIP_SIDED\n\t\t\tnormal = - normal;\n\t\t#endif\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t#endif\n\t\tnormal = normalize( normalMatrix * normal );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n#endif\n",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n\t#ifdef OBJECTSPACE_NORMALMAP\n\t\tuniform mat3 normalMatrix;\n\t#else\n\t\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm ) {\n\t\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\t\tvec2 st0 = dFdx( vUv.st );\n\t\t\tvec2 st1 = dFdy( vUv.st );\n\t\t\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\t\tvec3 N = normalize( surf_norm );\n\t\t\tmat3 tsn = mat3( S, T, N );\n\t\t\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t\t\tmapN.xy *= normalScale;\n\t\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\treturn normalize( tsn * mapN );\n\t\t}\n\t#endif\n#endif\n",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}\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}\n",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif\n",project_vertex:"vec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\ngl_Position = projectionMatrix * mvPosition;\n",dithering_fragment:"#if defined( DITHERING )\n  gl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif\n",dithering_pars_fragment:"#if defined( 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\n",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif\n",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\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 ) / size;\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\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( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, 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( 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 / 9.0 );\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#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 )\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\n",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHTS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHTS ];\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHTS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHTS ];\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHTS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHTS ];\n\t#endif\n#endif\n",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\n\t}\n\t#endif\n#endif\n",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHTS > 0\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\tshadow *= bool( directionalLight.shadow ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_SPOT_LIGHTS > 0\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\tshadow *= bool( spotLight.shadow ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#endif\n\t#if NUM_POINT_LIGHTS > 0\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\tshadow *= bool( pointLight.shadow ) ? 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}\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 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\n",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\n",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#endif\n",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  gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif\n",tonemapping_pars_fragment:"#ifndef saturate\n\t#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}\n",uv_pars_fragment:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\n",uv_vertex:"#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\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#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = uv2;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n#endif\n",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tgl_FragColor = texture2D( t2D, vUv );\n}\n",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position, 1.0 );\n\tgl_Position.z = 1.0;\n}\n",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tgl_FragColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor.a *= opacity;\n}\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}\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}\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}\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}\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}\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\tgl_FragColor = texture2D( tEquirect, sampleUV );\n}\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}\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}\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}\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_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\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\treflectedLight.indirectDiffuse += texture2D( lightMap, vUv2 ).xyz * 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}\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}\n",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\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_pars_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#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}\n",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\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}\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\tvec4 matcapColor = texture2D( matcap, uv );\n\tmatcapColor = matcapTexelToLinear( matcapColor );\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}\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}\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_pars_fragment>\n#include <gradientmap_pars_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}\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}\n",meshphysical_frag:"#define PHYSICAL\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifndef STANDARD\n\tuniform float clearCoat;\n\tuniform float clearCoatRoughness;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\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_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 <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 <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\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}\n",meshphysical_vert:"#define PHYSICAL\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}\n",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || ( defined( USE_NORMALMAP ) && ! defined( OBJECTSPACE_NORMALMAP ) )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\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>\nvoid main() {\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}\n",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || ( defined( USE_NORMALMAP ) && ! defined( OBJECTSPACE_NORMALMAP ) )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\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>\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#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#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || ( defined( USE_NORMALMAP ) && ! defined( OBJECTSPACE_NORMALMAP ) )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}\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}\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 = ( projectionMatrix[ 2 ][ 3 ] == - 1.0 );\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}\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}\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}\n",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\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 <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}\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 = ( projectionMatrix[ 2 ][ 3 ] == - 1.0 );\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}\n"},_i={merge:function(t){for(var e={},i=0;i<t.length;i++){var n=this.clone(t[i]);for(var r in n)e[r]=n[r]}return e},clone:function(t){var e={};for(var i in t)for(var n in e[i]={},t[i]){var r=t[i][n];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture)?e[i][n]=r.clone():Array.isArray(r)?e[i][n]=r.slice():e[i][n]=r}return 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wi(t,e,i){return void 0===e&&void 0===i?this.set(t):this.setRGB(t,e,i)}Object.assign(wi.prototype,{isColor:!0,r:1,g:1,b:1,set:function(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this},setScalar:function(t){return this.r=t,this.g=t,this.b=t,this},setHex:function(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this},setRGB:function(t,e,i){return this.r=t,this.g=e,this.b=i,this},setHSL:function(){function t(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}return function(e,i,n){if(e=Ze.euclideanModulo(e,1),i=Ze.clamp(i,0,1),n=Ze.clamp(n,0,1),0===i)this.r=this.g=this.b=n;else{var r=n<=.5?n*(1+i):n+i-n*i,a=2*n-r;this.r=t(a,r,e+1/3),this.g=t(a,r,e),this.b=t(a,r,e-1/3)}return this}}(),setStyle:function(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}var i;if(i=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(t)){var n,r=i[1],a=i[2];switch(r){case"rgb":case"rgba":if(n=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(255,parseInt(n[1],10))/255,this.g=Math.min(255,parseInt(n[2],10))/255,this.b=Math.min(255,parseInt(n[3],10))/255,e(n[5]),this;if(n=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(100,parseInt(n[1],10))/100,this.g=Math.min(100,parseInt(n[2],10))/100,this.b=Math.min(100,parseInt(n[3],10))/100,e(n[5]),this;break;case"hsl":case"hsla":if(n=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a)){var o=parseFloat(n[1])/360,s=parseInt(n[2],10)/100,l=parseInt(n[3],10)/100;return e(n[5]),this.setHSL(o,s,l)}}}else if(i=/^\#([A-Fa-f0-9]+)$/.exec(t)){var h,c=(h=i[1]).length;if(3===c)return 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this.copyLinearToGamma(this,t),this},copySRGBToLinear:function(){function t(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}return function(e){return this.r=t(e.r),this.g=t(e.g),this.b=t(e.b),this}}(),copyLinearToSRGB:function(){function t(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}return function(e){return this.r=t(e.r),this.g=t(e.g),this.b=t(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(t){void 0===t&&(console.warn("THREE.Color: .getHSL() target is now required"),t={h:0,s:0,l:0});var e,i,n=this.r,r=this.g,a=this.b,o=Math.max(n,r,a),s=Math.min(n,r,a),l=(s+o)/2;if(s===o)e=0,i=0;else{var h=o-s;switch(i=l<=.5?h/(o+s):h/(2-o-s),o){case n:e=(r-a)/h+(r<a?6:0);break;case r:e=(a-n)/h+2;break;case a:e=(n-r)/h+4}e/=6}return t.h=e,t.s=i,t.l=l,t},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsetHSL:(yi={},function(t,e,i){return this.getHSL(yi),yi.h+=t,yi.s+=e,yi.l+=i,this.setHSL(yi.h,yi.s,yi.l),this}),add:function(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this},addColors:function(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this},addScalar:function(t){return this.r+=t,this.g+=t,this.b+=t,this},sub:function(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this},multiply:function(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this},multiplyScalar:function(t){return this.r*=t,this.g*=t,this.b*=t,this},lerp:function(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this},lerpHSL:(vi={h:0,s:0,l:0},qi={h:0,s:0,l:0},function(t,e){this.getHSL(vi),t.getHSL(qi);var i=Ze.lerp(vi.h,qi.h,e),n=Ze.lerp(vi.s,qi.s,e),r=Ze.lerp(vi.l,qi.l,e);return this.setHSL(i,n,r),this}),equals:function(t){return t.r===this.r&&t.g===this.g&&t.b===this.b},fromArray:function(t,e){return void 0===e&&(e=0),this.r=t[e],this.g=t[e+1],this.b=t[e+2],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t},toJSON:function(){return this.getHex()}});var Mi,Ti={common:{diffuse:{value:new wi(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new ti},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 Je(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 wi(16777215)}},lights:{ambientLightColor:{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 wi(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},uvTransform:{value:new ti}},sprite:{diffuse:{value:new wi(15658734)},opacity:{value:1},center:{value:new Je(.5,.5)},rotation:{value:0},map:{value:null},uvTransform:{value:new ti}}},Si={basic:{uniforms:_i.merge([Ti.common,Ti.specularmap,Ti.envmap,Ti.aomap,Ti.lightmap,Ti.fog]),vertexShader:xi.meshbasic_vert,fragmentShader:xi.meshbasic_frag},lambert:{uniforms:_i.merge([Ti.common,Ti.specularmap,Ti.envmap,Ti.aomap,Ti.lightmap,Ti.emissivemap,Ti.fog,Ti.lights,{emissive:{value:new wi(0)}}]),vertexShader:xi.meshlambert_vert,fragmentShader:xi.meshlambert_frag},phong:{uniforms:_i.merge([Ti.common,Ti.specularmap,Ti.envmap,Ti.aomap,Ti.lightmap,Ti.emissivemap,Ti.bumpmap,Ti.normalmap,Ti.displacementmap,Ti.gradientmap,Ti.fog,Ti.lights,{emissive:{value:new wi(0)},specular:{value:new wi(1118481)},shininess:{value:30}}]),vertexShader:xi.meshphong_vert,fragmentShader:xi.meshphong_frag},standard:{uniforms:_i.merge([Ti.common,Ti.envmap,Ti.aomap,Ti.lightmap,Ti.emissivemap,Ti.bumpmap,Ti.normalmap,Ti.displacementmap,Ti.roughnessmap,Ti.metalnessmap,Ti.fog,Ti.lights,{emissive:{value:new wi(0)},roughness:{value:.5},metalness:{value:.5},envMapIntensity:{value:1}}]),vertexShader:xi.meshphysical_vert,fragmentShader:xi.meshphysical_frag},matcap:{uniforms:_i.merge([Ti.common,Ti.bumpmap,Ti.normalmap,Ti.displacementmap,Ti.fog,{matcap:{value:null}}]),vertexShader:xi.meshmatcap_vert,fragmentShader:xi.meshmatcap_frag},points:{uniforms:_i.merge([Ti.points,Ti.fog]),vertexShader:xi.points_vert,fragmentShader:xi.points_frag},dashed:{uniforms:_i.merge([Ti.common,Ti.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:xi.linedashed_vert,fragmentShader:xi.linedashed_frag},depth:{uniforms:_i.merge([Ti.common,Ti.displacementmap]),vertexShader:xi.depth_vert,fragmentShader:xi.depth_frag},normal:{uniforms:_i.merge([Ti.common,Ti.bumpmap,Ti.normalmap,Ti.displacementmap,{opacity:{value:1}}]),vertexShader:xi.normal_vert,fragmentShader:xi.normal_frag},sprite:{uniforms:_i.merge([Ti.sprite,Ti.fog]),vertexShader:xi.sprite_vert,fragmentShader:xi.sprite_frag},background:{uniforms:{uvTransform:{value:new ti},t2D:{value:null}},vertexShader:xi.background_vert,fragmentShader:xi.background_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:xi.cube_vert,fragmentShader:xi.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:xi.equirect_vert,fragmentShader:xi.equirect_frag},distanceRGBA:{uniforms:_i.merge([Ti.common,Ti.displacementmap,{referencePosition:{value:new $e},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:xi.distanceRGBA_vert,fragmentShader:xi.distanceRGBA_frag},shadow:{uniforms:_i.merge([Ti.lights,Ti.fog,{color:{value:new wi(0)},opacity:{value:1}}]),vertexShader:xi.shadow_vert,fragmentShader:xi.shadow_frag}};function Ei(){var t=null,e=!1,i=null;function n(r,a){!1!==e&&(i(r,a),t.requestAnimationFrame(n))}return{start:function(){!0!==e&&null!==i&&(t.requestAnimationFrame(n),e=!0)},stop:function(){e=!1},setAnimationLoop:function(t){i=t},setContext:function(e){t=e}}}function Ai(t){var e=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),e.get(t)},remove:function(i){i.isInterleavedBufferAttribute&&(i=i.data);var n=e.get(i);n&&(t.deleteBuffer(n.buffer),e.delete(i))},update:function(i,n){i.isInterleavedBufferAttribute&&(i=i.data);var r=e.get(i);void 0===r?e.set(i,function(e,i){var n=e.array,r=e.dynamic?35048:35044,a=t.createBuffer();t.bindBuffer(i,a),t.bufferData(i,n,r),e.onUploadCallback();var o=5126;return n instanceof Float32Array?o=5126:n instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):n instanceof Uint16Array?o=5123:n instanceof Int16Array?o=5122:n instanceof Uint32Array?o=5125:n instanceof Int32Array?o=5124:n instanceof Int8Array?o=5120:n instanceof Uint8Array&&(o=5121),{buffer:a,type:o,bytesPerElement:n.BYTES_PER_ELEMENT,version:e.version}}(i,n)):r.version<i.version&&(function(e,i,n){var r=i.array,a=i.updateRange;t.bindBuffer(n,e),!1===i.dynamic?t.bufferData(n,r,35044):-1===a.count?t.bufferSubData(n,0,r):0===a.count?console.error("THREE.WebGLObjects.updateBuffer: dynamic THREE.BufferAttribute marked as needsUpdate but updateRange.count is 0, ensure you are using set methods or updating manually."):(t.bufferSubData(n,a.offset*r.BYTES_PER_ELEMENT,r.subarray(a.offset,a.offset+a.count)),a.count=-1)}(r.buffer,i,n),r.version=i.version)}}}function Pi(t,e,i,n,r,a){this.a=t,this.b=e,this.c=i,this.normal=n&&n.isVector3?n:new $e,this.vertexNormals=Array.isArray(n)?n:[],this.color=r&&r.isColor?r:new wi,this.vertexColors=Array.isArray(r)?r:[],this.materialIndex=void 0!==a?a:0}function Li(t,e,i,n){this._x=t||0,this._y=e||0,this._z=i||0,this._order=n||Li.DefaultOrder}function Ri(){this.mask=1}Si.physical={uniforms:_i.merge([Si.standard.uniforms,{clearCoat:{value:0},clearCoatRoughness:{value:0}}]),vertexShader:xi.meshphysical_vert,fragmentShader:xi.meshphysical_frag},Object.assign(Pi.prototype,{clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.a=t.a,this.b=t.b,this.c=t.c,this.normal.copy(t.normal),this.color.copy(t.color),this.materialIndex=t.materialIndex;for(var e=0,i=t.vertexNormals.length;e<i;e++)this.vertexNormals[e]=t.vertexNormals[e].clone();for(e=0,i=t.vertexColors.length;e<i;e++)this.vertexColors[e]=t.vertexColors[e].clone();return this}}),Li.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],Li.DefaultOrder="XYZ",Object.defineProperties(Li.prototype,{x:{get:function(){return this._x},set:function(t){this._x=t,this.onChangeCallback()}},y:{get:function(){return this._y},set:function(t){this._y=t,this.onChangeCallback()}},z:{get:function(){return this._z},set:function(t){this._z=t,this.onChangeCallback()}},order:{get:function(){return this._order},set:function(t){this._order=t,this.onChangeCallback()}}}),Object.assign(Li.prototype,{isEuler:!0,set:function(t,e,i,n){return this._x=t,this._y=e,this._z=i,this._order=n||this._order,this.onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this.onChangeCallback(),this},setFromRotationMatrix:function(t,e,i){var n=Ze.clamp,r=t.elements,a=r[0],o=r[4],s=r[8],l=r[1],h=r[5],c=r[9],u=r[2],p=r[6],d=r[10];return"XYZ"===(e=e||this._order)?(this._y=Math.asin(n(s,-1,1)),Math.abs(s)<.99999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-o,a)):(this._x=Math.atan2(p,h),this._z=0)):"YXZ"===e?(this._x=Math.asin(-n(c,-1,1)),Math.abs(c)<.99999?(this._y=Math.atan2(s,d),this._z=Math.atan2(l,h)):(this._y=Math.atan2(-u,a),this._z=0)):"ZXY"===e?(this._x=Math.asin(n(p,-1,1)),Math.abs(p)<.99999?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-o,h)):(this._y=0,this._z=Math.atan2(l,a))):"ZYX"===e?(this._y=Math.asin(-n(u,-1,1)),Math.abs(u)<.99999?(this._x=Math.atan2(p,d),this._z=Math.atan2(l,a)):(this._x=0,this._z=Math.atan2(-o,h))):"YZX"===e?(this._z=Math.asin(n(l,-1,1)),Math.abs(l)<.99999?(this._x=Math.atan2(-c,h),this._y=Math.atan2(-u,a)):(this._x=0,this._y=Math.atan2(s,d))):"XZY"===e?(this._z=Math.asin(-n(o,-1,1)),Math.abs(o)<.99999?(this._x=Math.atan2(p,h),this._y=Math.atan2(s,a)):(this._x=Math.atan2(-c,d),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+e),this._order=e,!1!==i&&this.onChangeCallback(),this},setFromQuaternion:function(){var t=new Qe;return function(e,i,n){return t.makeRotationFromQuaternion(e),this.setFromRotationMatrix(t,i,n)}}(),setFromVector3:function(t,e){return this.set(t.x,t.y,t.z,e||this._order)},reorder:(Mi=new Ke,function(t){return Mi.setFromEuler(this),this.setFromQuaternion(Mi,t)}),equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order},fromArray:function(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this.onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t},toVector3:function(t){return t?t.set(this._x,this._y,this._z):new $e(this._x,this._y,this._z)},onChange:function(t){return this.onChangeCallback=t,this},onChangeCallback:function(){}}),Object.assign(Ri.prototype,{set:function(t){this.mask=1<<t|0},enable:function(t){this.mask|=1<<t|0},toggle:function(t){this.mask^=1<<t|0},disable:function(t){this.mask&=~(1<<t|0)},test:function(t){return 0!=(this.mask&t.mask)}});var Ci,zi,Oi,Di,Ii=0;function Ni(){Object.defineProperty(this,"id",{value:Ii++}),this.uuid=Ze.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Ni.DefaultUp.clone();var t=new $e,e=new Li,i=new Ke,n=new $e(1,1,1);e.onChange(function(){i.setFromEuler(e,!1)}),i.onChange(function(){e.setFromQuaternion(i,void 0,!1)}),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:i},scale:{configurable:!0,enumerable:!0,value:n},modelViewMatrix:{value:new Qe},normalMatrix:{value:new ti}}),this.matrix=new Qe,this.matrixWorld=new Qe,this.matrixAutoUpdate=Ni.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new Ri,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={}}Ni.DefaultUp=new $e(0,1,0),Ni.DefaultMatrixAutoUpdate=!0,Ni.prototype=Object.assign(Object.create(n.prototype),{constructor:Ni,isObject3D:!0,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix:function(t){this.matrix.multiplyMatrices(t,this.matrix),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(t){return this.quaternion.premultiply(t),this},setRotationFromAxisAngle:function(t,e){this.quaternion.setFromAxisAngle(t,e)},setRotationFromEuler:function(t){this.quaternion.setFromEuler(t,!0)},setRotationFromMatrix:function(t){this.quaternion.setFromRotationMatrix(t)},setRotationFromQuaternion:function(t){this.quaternion.copy(t)},rotateOnAxis:(Di=new Ke,function(t,e){return Di.setFromAxisAngle(t,e),this.quaternion.multiply(Di),this}),rotateOnWorldAxis:function(){var t=new Ke;return function(e,i){return t.setFromAxisAngle(e,i),this.quaternion.premultiply(t),this}}(),rotateX:function(){var t=new $e(1,0,0);return function(e){return this.rotateOnAxis(t,e)}}(),rotateY:function(){var t=new $e(0,1,0);return function(e){return this.rotateOnAxis(t,e)}}(),rotateZ:function(){var t=new $e(0,0,1);return function(e){return this.rotateOnAxis(t,e)}}(),translateOnAxis:function(){var t=new $e;return function(e,i){return t.copy(e).applyQuaternion(this.quaternion),this.position.add(t.multiplyScalar(i)),this}}(),translateX:function(){var t=new $e(1,0,0);return function(e){return this.translateOnAxis(t,e)}}(),translateY:function(){var t=new $e(0,1,0);return function(e){return this.translateOnAxis(t,e)}}(),translateZ:function(){var t=new $e(0,0,1);return function(e){return this.translateOnAxis(t,e)}}(),localToWorld:function(t){return t.applyMatrix4(this.matrixWorld)},worldToLocal:(Oi=new Qe,function(t){return t.applyMatrix4(Oi.getInverse(this.matrixWorld))}),lookAt:function(){var t=new Ke,e=new Qe,i=new $e,n=new $e;return function(r,a,o){r.isVector3?i.copy(r):i.set(r,a,o);var s=this.parent;this.updateWorldMatrix(!0,!1),n.setFromMatrixPosition(this.matrixWorld),this.isCamera?e.lookAt(n,i,this.up):e.lookAt(i,n,this.up),this.quaternion.setFromRotationMatrix(e),s&&(e.extractRotation(s.matrixWorld),t.setFromRotationMatrix(e),this.quaternion.premultiply(t.inverse()))}}(),add:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(null!==t.parent&&t.parent.remove(t),t.parent=this,t.dispatchEvent({type:"added"}),this.children.push(t)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this)},remove:function(t){if(arguments.length>1){for(var e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}var i=this.children.indexOf(t);return-1!==i&&(t.parent=null,t.dispatchEvent({type:"removed"}),this.children.splice(i,1)),this},getObjectById:function(t){return this.getObjectByProperty("id",t)},getObjectByName:function(t){return this.getObjectByProperty("name",t)},getObjectByProperty:function(t,e){if(this[t]===e)return this;for(var i=0,n=this.children.length;i<n;i++){var r=this.children[i].getObjectByProperty(t,e);if(void 0!==r)return r}},getWorldPosition:function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldPosition() target is now required"),t=new $e),this.updateMatrixWorld(!0),t.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:(Ci=new $e,zi=new $e,function(t){return void 0===t&&(console.warn("THREE.Object3D: .getWorldQuaternion() target is now required"),t=new Ke),this.updateMatrixWorld(!0),this.matrixWorld.decompose(Ci,t,zi),t}),getWorldScale:function(){var t=new $e,e=new Ke;return function(i){return void 0===i&&(console.warn("THREE.Object3D: .getWorldScale() target is now required"),i=new $e),this.updateMatrixWorld(!0),this.matrixWorld.decompose(t,e,i),i}}(),getWorldDirection:function(t){void 0===t&&(console.warn("THREE.Object3D: .getWorldDirection() target is now required"),t=new $e),this.updateMatrixWorld(!0);var e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()},raycast:function(){},traverse:function(t){t(this);for(var e=this.children,i=0,n=e.length;i<n;i++)e[i].traverse(t)},traverseVisible:function(t){if(!1!==this.visible){t(this);for(var e=this.children,i=0,n=e.length;i<n;i++)e[i].traverseVisible(t)}},traverseAncestors:function(t){var e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,t=!0);for(var e=this.children,i=0,n=e.length;i<n;i++)e[i].updateMatrixWorld(t)},updateWorldMatrix:function(t,e){var i=this.parent;if(!0===t&&null!==i&&i.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===e)for(var n=this.children,r=0,a=n.length;r<a;r++)n[r].updateWorldMatrix(!1,!0)},toJSON:function(t){var e=void 0===t||"string"==typeof t,i={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{}},i.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});var n={};function r(e,i){return void 0===e[i.uuid]&&(e[i.uuid]=i.toJSON(t)),i.uuid}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),!0===this.castShadow&&(n.castShadow=!0),!0===this.receiveShadow&&(n.receiveShadow=!0),!1===this.visible&&(n.visible=!1),!1===this.frustumCulled&&(n.frustumCulled=!1),0!==this.renderOrder&&(n.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),n.layers=this.layers.mask,n.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(n.matrixAutoUpdate=!1),this.isMesh||this.isLine||this.isPoints){n.geometry=r(t.geometries,this.geometry);var a=this.geometry.parameters;if(void 0!==a&&void 0!==a.shapes){var o=a.shapes;if(Array.isArray(o))for(var s=0,l=o.length;s<l;s++){var h=o[s];r(t.shapes,h)}else r(t.shapes,o)}}if(void 0!==this.material)if(Array.isArray(this.material)){var c=[];for(s=0,l=this.material.length;s<l;s++)c.push(r(t.materials,this.material[s]));n.material=c}else n.material=r(t.materials,this.material);if(this.children.length>0){n.children=[];for(s=0;s<this.children.length;s++)n.children.push(this.children[s].toJSON(t).object)}if(e){var u=m(t.geometries),p=m(t.materials),d=m(t.textures),f=m(t.images);o=m(t.shapes);u.length>0&&(i.geometries=u),p.length>0&&(i.materials=p),d.length>0&&(i.textures=d),f.length>0&&(i.images=f),o.length>0&&(i.shapes=o)}return i.object=n,i;function m(t){var e=[];for(var i in t){var n=t[i];delete n.metadata,e.push(n)}return e}},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){if(void 0===e&&(e=!0),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(var i=0;i<t.children.length;i++){var n=t.children[i];this.add(n.clone())}return this}});var Bi,Ui,Fi=0;function ki(){Object.defineProperty(this,"id",{value:Fi+=2}),this.uuid=Ze.generateUUID(),this.name="",this.type="Geometry",this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.elementsNeedUpdate=!1,this.verticesNeedUpdate=!1,this.uvsNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.lineDistancesNeedUpdate=!1,this.groupsNeedUpdate=!1}function Gi(t,e,i){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=!0===i,this.dynamic=!1,this.updateRange={offset:0,count:-1},this.version=0}function Hi(t,e,i){Gi.call(this,new Int8Array(t),e,i)}function Vi(t,e,i){Gi.call(this,new Uint8Array(t),e,i)}function ji(t,e,i){Gi.call(this,new Uint8ClampedArray(t),e,i)}function Wi(t,e,i){Gi.call(this,new Int16Array(t),e,i)}function Xi(t,e,i){Gi.call(this,new Uint16Array(t),e,i)}function Yi(t,e,i){Gi.call(this,new Int32Array(t),e,i)}function Zi(t,e,i){Gi.call(this,new Uint32Array(t),e,i)}function Ji(t,e,i){Gi.call(this,new Float32Array(t),e,i)}function Qi(t,e,i){Gi.call(this,new Float64Array(t),e,i)}function Ki(){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 $i(t){if(0===t.length)return-1/0;for(var e=t[0],i=1,n=t.length;i<n;++i)t[i]>e&&(e=t[i]);return e}ki.prototype=Object.assign(Object.create(n.prototype),{constructor:ki,isGeometry:!0,applyMatrix:function(t){for(var e=(new ti).getNormalMatrix(t),i=0,n=this.vertices.length;i<n;i++){this.vertices[i].applyMatrix4(t)}for(i=0,n=this.faces.length;i<n;i++){var r=this.faces[i];r.normal.applyMatrix3(e).normalize();for(var a=0,o=r.vertexNormals.length;a<o;a++)r.vertexNormals[a].applyMatrix3(e).normalize()}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=!0,this.normalsNeedUpdate=!0,this},rotateX:function(){var t=new Qe;return function(e){return t.makeRotationX(e),this.applyMatrix(t),this}}(),rotateY:function(){var t=new Qe;return function(e){return t.makeRotationY(e),this.applyMatrix(t),this}}(),rotateZ:function(){var t=new Qe;return function(e){return t.makeRotationZ(e),this.applyMatrix(t),this}}(),translate:function(){var t=new Qe;return function(e,i,n){return t.makeTranslation(e,i,n),this.applyMatrix(t),this}}(),scale:function(){var t=new Qe;return function(e,i,n){return t.makeScale(e,i,n),this.applyMatrix(t),this}}(),lookAt:(Ui=new Ni,function(t){Ui.lookAt(t),Ui.updateMatrix(),this.applyMatrix(Ui.matrix)}),fromBufferGeometry:function(t){var e=this,i=null!==t.index?t.index.array:void 0,n=t.attributes,r=n.position.array,a=void 0!==n.normal?n.normal.array:void 0,o=void 0!==n.color?n.color.array:void 0,s=void 0!==n.uv?n.uv.array:void 0,l=void 0!==n.uv2?n.uv2.array:void 0;void 0!==l&&(this.faceVertexUvs[1]=[]);for(var h=0,c=0;h<r.length;h+=3,c+=2)e.vertices.push((new $e).fromArray(r,h)),void 0!==o&&e.colors.push((new wi).fromArray(o,h));function u(t,i,n,r){var h=void 0===o?[]:[e.colors[t].clone(),e.colors[i].clone(),e.colors[n].clone()],c=new Pi(t,i,n,void 0===a?[]:[(new $e).fromArray(a,3*t),(new $e).fromArray(a,3*i),(new $e).fromArray(a,3*n)],h,r);e.faces.push(c),void 0!==s&&e.faceVertexUvs[0].push([(new Je).fromArray(s,2*t),(new Je).fromArray(s,2*i),(new Je).fromArray(s,2*n)]),void 0!==l&&e.faceVertexUvs[1].push([(new Je).fromArray(l,2*t),(new Je).fromArray(l,2*i),(new Je).fromArray(l,2*n)])}var p=t.groups;if(p.length>0)for(h=0;h<p.length;h++)for(var d=p[h],f=d.start,m=(c=f,f+d.count);c<m;c+=3)void 0!==i?u(i[c],i[c+1],i[c+2],d.materialIndex):u(c,c+1,c+2,d.materialIndex);else if(void 0!==i)for(h=0;h<i.length;h+=3)u(i[h],i[h+1],i[h+2]);else for(h=0;h<r.length/3;h+=3)u(h,h+1,h+2);return this.computeFaceNormals(),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this},center:(Bi=new $e,function(){return this.computeBoundingBox(),this.boundingBox.getCenter(Bi).negate(),this.translate(Bi.x,Bi.y,Bi.z),this}),normalize:function(){this.computeBoundingSphere();var t=this.boundingSphere.center,e=this.boundingSphere.radius,i=0===e?1:1/e,n=new Qe;return n.set(i,0,0,-i*t.x,0,i,0,-i*t.y,0,0,i,-i*t.z,0,0,0,1),this.applyMatrix(n),this},computeFaceNormals:function(){for(var t=new $e,e=new $e,i=0,n=this.faces.length;i<n;i++){var r=this.faces[i],a=this.vertices[r.a],o=this.vertices[r.b],s=this.vertices[r.c];t.subVectors(s,o),e.subVectors(a,o),t.cross(e),t.normalize(),r.normal.copy(t)}},computeVertexNormals:function(t){var e,i,n,r,a,o;for(void 0===t&&(t=!0),o=new Array(this.vertices.length),e=0,i=this.vertices.length;e<i;e++)o[e]=new $e;if(t){var s,l,h,c=new $e,u=new $e;for(n=0,r=this.faces.length;n<r;n++)a=this.faces[n],s=this.vertices[a.a],l=this.vertices[a.b],h=this.vertices[a.c],c.subVectors(h,l),u.subVectors(s,l),c.cross(u),o[a.a].add(c),o[a.b].add(c),o[a.c].add(c)}else for(this.computeFaceNormals(),n=0,r=this.faces.length;n<r;n++)o[(a=this.faces[n]).a].add(a.normal),o[a.b].add(a.normal),o[a.c].add(a.normal);for(e=0,i=this.vertices.length;e<i;e++)o[e].normalize();for(n=0,r=this.faces.length;n<r;n++){var p=(a=this.faces[n]).vertexNormals;3===p.length?(p[0].copy(o[a.a]),p[1].copy(o[a.b]),p[2].copy(o[a.c])):(p[0]=o[a.a].clone(),p[1]=o[a.b].clone(),p[2]=o[a.c].clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var t,e,i;for(this.computeFaceNormals(),t=0,e=this.faces.length;t<e;t++){var n=(i=this.faces[t]).vertexNormals;3===n.length?(n[0].copy(i.normal),n[1].copy(i.normal),n[2].copy(i.normal)):(n[0]=i.normal.clone(),n[1]=i.normal.clone(),n[2]=i.normal.clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var t,e,i,n,r;for(i=0,n=this.faces.length;i<n;i++)for((r=this.faces[i]).__originalFaceNormal?r.__originalFaceNormal.copy(r.normal):r.__originalFaceNormal=r.normal.clone(),r.__originalVertexNormals||(r.__originalVertexNormals=[]),t=0,e=r.vertexNormals.length;t<e;t++)r.__originalVertexNormals[t]?r.__originalVertexNormals[t].copy(r.vertexNormals[t]):r.__originalVertexNormals[t]=r.vertexNormals[t].clone();var a=new ki;for(a.faces=this.faces,t=0,e=this.morphTargets.length;t<e;t++){if(!this.morphNormals[t]){this.morphNormals[t]={},this.morphNormals[t].faceNormals=[],this.morphNormals[t].vertexNormals=[];var o=this.morphNormals[t].faceNormals,s=this.morphNormals[t].vertexNormals;for(i=0,n=this.faces.length;i<n;i++)l=new $e,h={a:new $e,b:new $e,c:new $e},o.push(l),s.push(h)}var l,h,c=this.morphNormals[t];for(a.vertices=this.morphTargets[t].vertices,a.computeFaceNormals(),a.computeVertexNormals(),i=0,n=this.faces.length;i<n;i++)r=this.faces[i],l=c.faceNormals[i],h=c.vertexNormals[i],l.copy(r.normal),h.a.copy(r.vertexNormals[0]),h.b.copy(r.vertexNormals[1]),h.c.copy(r.vertexNormals[2])}for(i=0,n=this.faces.length;i<n;i++)(r=this.faces[i]).normal=r.__originalFaceNormal,r.vertexNormals=r.__originalVertexNormals},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new di),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new fi),this.boundingSphere.setFromPoints(this.vertices)},merge:function(t,e,i){if(t&&t.isGeometry){var n,r=this.vertices.length,a=this.vertices,o=t.vertices,s=this.faces,l=t.faces,h=this.faceVertexUvs[0],c=t.faceVertexUvs[0],u=this.colors,p=t.colors;void 0===i&&(i=0),void 0!==e&&(n=(new ti).getNormalMatrix(e));for(var d=0,f=o.length;d<f;d++){var m=o[d].clone();void 0!==e&&m.applyMatrix4(e),a.push(m)}for(d=0,f=p.length;d<f;d++)u.push(p[d].clone());for(d=0,f=l.length;d<f;d++){var g,v,q,y=l[d],x=y.vertexNormals,_=y.vertexColors;(g=new Pi(y.a+r,y.b+r,y.c+r)).normal.copy(y.normal),void 0!==n&&g.normal.applyMatrix3(n).normalize();for(var b=0,w=x.length;b<w;b++)v=x[b].clone(),void 0!==n&&v.applyMatrix3(n).normalize(),g.vertexNormals.push(v);g.color.copy(y.color);for(b=0,w=_.length;b<w;b++)q=_[b],g.vertexColors.push(q.clone());g.materialIndex=y.materialIndex+i,s.push(g)}for(d=0,f=c.length;d<f;d++){var M=c[d],T=[];if(void 0!==M){for(b=0,w=M.length;b<w;b++)T.push(M[b].clone());h.push(T)}}}else console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",t)},mergeMesh:function(t){t&&t.isMesh?(t.matrixAutoUpdate&&t.updateMatrix(),this.merge(t.geometry,t.matrix)):console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",t)},mergeVertices:function(){var t,e,i,n,r,a,o,s,l={},h=[],c=[],u=Math.pow(10,4);for(i=0,n=this.vertices.length;i<n;i++)t=this.vertices[i],void 0===l[e=Math.round(t.x*u)+"_"+Math.round(t.y*u)+"_"+Math.round(t.z*u)]?(l[e]=i,h.push(this.vertices[i]),c[i]=h.length-1):c[i]=c[l[e]];var p=[];for(i=0,n=this.faces.length;i<n;i++){(r=this.faces[i]).a=c[r.a],r.b=c[r.b],r.c=c[r.c],a=[r.a,r.b,r.c];for(var d=0;d<3;d++)if(a[d]===a[(d+1)%3]){p.push(i);break}}for(i=p.length-1;i>=0;i--){var f=p[i];for(this.faces.splice(f,1),o=0,s=this.faceVertexUvs.length;o<s;o++)this.faceVertexUvs[o].splice(f,1)}var m=this.vertices.length-h.length;return this.vertices=h,m},setFromPoints:function(t){this.vertices=[];for(var e=0,i=t.length;e<i;e++){var n=t[e];this.vertices.push(new $e(n.x,n.y,n.z||0))}return this},sortFacesByMaterialIndex:function(){for(var t=this.faces,e=t.length,i=0;i<e;i++)t[i]._id=i;t.sort(function(t,e){return t.materialIndex-e.materialIndex});var n,r,a=this.faceVertexUvs[0],o=this.faceVertexUvs[1];a&&a.length===e&&(n=[]),o&&o.length===e&&(r=[]);for(i=0;i<e;i++){var s=t[i]._id;n&&n.push(a[s]),r&&r.push(o[s])}n&&(this.faceVertexUvs[0]=n),r&&(this.faceVertexUvs[1]=r)},toJSON:function(){var t={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),void 0!==this.parameters){var e=this.parameters;for(var i in e)void 0!==e[i]&&(t[i]=e[i]);return t}for(var n=[],r=0;r<this.vertices.length;r++){var a=this.vertices[r];n.push(a.x,a.y,a.z)}var o=[],s=[],l={},h=[],c={},u=[],p={};for(r=0;r<this.faces.length;r++){var d=this.faces[r],f=void 0!==this.faceVertexUvs[0][r],m=d.normal.length()>0,g=d.vertexNormals.length>0,v=1!==d.color.r||1!==d.color.g||1!==d.color.b,q=d.vertexColors.length>0,y=0;if(y=w(y,0,0),y=w(y,1,!0),y=w(y,2,!1),y=w(y,3,f),y=w(y,4,m),y=w(y,5,g),y=w(y,6,v),y=w(y,7,q),o.push(y),o.push(d.a,d.b,d.c),o.push(d.materialIndex),f){var x=this.faceVertexUvs[0][r];o.push(S(x[0]),S(x[1]),S(x[2]))}if(m&&o.push(M(d.normal)),g){var _=d.vertexNormals;o.push(M(_[0]),M(_[1]),M(_[2]))}if(v&&o.push(T(d.color)),q){var b=d.vertexColors;o.push(T(b[0]),T(b[1]),T(b[2]))}}function w(t,e,i){return i?t|1<<e:t&~(1<<e)}function M(t){var e=t.x.toString()+t.y.toString()+t.z.toString();return void 0!==l[e]?l[e]:(l[e]=s.length/3,s.push(t.x,t.y,t.z),l[e])}function T(t){var e=t.r.toString()+t.g.toString()+t.b.toString();return void 0!==c[e]?c[e]:(c[e]=h.length,h.push(t.getHex()),c[e])}function S(t){var e=t.x.toString()+t.y.toString();return void 0!==p[e]?p[e]:(p[e]=u.length/2,u.push(t.x,t.y),p[e])}return t.data={},t.data.vertices=n,t.data.normals=s,h.length>0&&(t.data.colors=h),u.length>0&&(t.data.uvs=[u]),t.data.faces=o,t},clone:function(){return(new ki).copy(this)},copy:function(t){var e,i,n,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=t.name;var s=t.vertices;for(e=0,i=s.length;e<i;e++)this.vertices.push(s[e].clone());var l=t.colors;for(e=0,i=l.length;e<i;e++)this.colors.push(l[e].clone());var h=t.faces;for(e=0,i=h.length;e<i;e++)this.faces.push(h[e].clone());for(e=0,i=t.faceVertexUvs.length;e<i;e++){var c=t.faceVertexUvs[e];for(void 0===this.faceVertexUvs[e]&&(this.faceVertexUvs[e]=[]),n=0,r=c.length;n<r;n++){var u=c[n],p=[];for(a=0,o=u.length;a<o;a++){var d=u[a];p.push(d.clone())}this.faceVertexUvs[e].push(p)}}var f=t.morphTargets;for(e=0,i=f.length;e<i;e++){var m={};if(m.name=f[e].name,void 0!==f[e].vertices)for(m.vertices=[],n=0,r=f[e].vertices.length;n<r;n++)m.vertices.push(f[e].vertices[n].clone());if(void 0!==f[e].normals)for(m.normals=[],n=0,r=f[e].normals.length;n<r;n++)m.normals.push(f[e].normals[n].clone());this.morphTargets.push(m)}var g=t.morphNormals;for(e=0,i=g.length;e<i;e++){var v={};if(void 0!==g[e].vertexNormals)for(v.vertexNormals=[],n=0,r=g[e].vertexNormals.length;n<r;n++){var q=g[e].vertexNormals[n],y={};y.a=q.a.clone(),y.b=q.b.clone(),y.c=q.c.clone(),v.vertexNormals.push(y)}if(void 0!==g[e].faceNormals)for(v.faceNormals=[],n=0,r=g[e].faceNormals.length;n<r;n++)v.faceNormals.push(g[e].faceNormals[n].clone());this.morphNormals.push(v)}var x=t.skinWeights;for(e=0,i=x.length;e<i;e++)this.skinWeights.push(x[e].clone());var _=t.skinIndices;for(e=0,i=_.length;e<i;e++)this.skinIndices.push(_[e].clone());var b=t.lineDistances;for(e=0,i=b.length;e<i;e++)this.lineDistances.push(b[e]);var w=t.boundingBox;null!==w&&(this.boundingBox=w.clone());var M=t.boundingSphere;return null!==M&&(this.boundingSphere=M.clone()),this.elementsNeedUpdate=t.elementsNeedUpdate,this.verticesNeedUpdate=t.verticesNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.lineDistancesNeedUpdate=t.lineDistancesNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(Gi.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}}),Object.assign(Gi.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setArray:function(t){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");return this.count=void 0!==t?t.length/this.itemSize:0,this.array=t,this},setDynamic:function(t){return this.dynamic=t,this},copy:function(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.dynamic=t.dynamic,this},copyAt:function(t,e,i){t*=this.itemSize,i*=e.itemSize;for(var n=0,r=this.itemSize;n<r;n++)this.array[t+n]=e.array[i+n];return this},copyArray:function(t){return this.array.set(t),this},copyColorsArray:function(t){for(var e=this.array,i=0,n=0,r=t.length;n<r;n++){var a=t[n];void 0===a&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",n),a=new wi),e[i++]=a.r,e[i++]=a.g,e[i++]=a.b}return this},copyVector2sArray:function(t){for(var e=this.array,i=0,n=0,r=t.length;n<r;n++){var a=t[n];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",n),a=new Je),e[i++]=a.x,e[i++]=a.y}return this},copyVector3sArray:function(t){for(var e=this.array,i=0,n=0,r=t.length;n<r;n++){var a=t[n];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",n),a=new $e),e[i++]=a.x,e[i++]=a.y,e[i++]=a.z}return this},copyVector4sArray:function(t){for(var e=this.array,i=0,n=0,r=t.length;n<r;n++){var a=t[n];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",n),a=new hi),e[i++]=a.x,e[i++]=a.y,e[i++]=a.z,e[i++]=a.w}return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},getX:function(t){return this.array[t*this.itemSize]},setX:function(t,e){return this.array[t*this.itemSize]=e,this},getY:function(t){return this.array[t*this.itemSize+1]},setY:function(t,e){return this.array[t*this.itemSize+1]=e,this},getZ:function(t){return this.array[t*this.itemSize+2]},setZ:function(t,e){return this.array[t*this.itemSize+2]=e,this},getW:function(t){return this.array[t*this.itemSize+3]},setW:function(t,e){return this.array[t*this.itemSize+3]=e,this},setXY:function(t,e,i){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=i,this},setXYZ:function(t,e,i,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=n,this},setXYZW:function(t,e,i,n,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=n,this.array[t+3]=r,this},onUpload:function(t){return this.onUploadCallback=t,this},clone:function(){return new this.constructor(this.array,this.itemSize).copy(this)}}),Hi.prototype=Object.create(Gi.prototype),Hi.prototype.constructor=Hi,Vi.prototype=Object.create(Gi.prototype),Vi.prototype.constructor=Vi,ji.prototype=Object.create(Gi.prototype),ji.prototype.constructor=ji,Wi.prototype=Object.create(Gi.prototype),Wi.prototype.constructor=Wi,Xi.prototype=Object.create(Gi.prototype),Xi.prototype.constructor=Xi,Yi.prototype=Object.create(Gi.prototype),Yi.prototype.constructor=Yi,Zi.prototype=Object.create(Gi.prototype),Zi.prototype.constructor=Zi,Ji.prototype=Object.create(Gi.prototype),Ji.prototype.constructor=Ji,Qi.prototype=Object.create(Gi.prototype),Qi.prototype.constructor=Qi,Object.assign(Ki.prototype,{computeGroups:function(t){for(var e,i=[],n=void 0,r=t.faces,a=0;a<r.length;a++){var o=r[a];o.materialIndex!==n&&(n=o.materialIndex,void 0!==e&&(e.count=3*a-e.start,i.push(e)),e={start:3*a,materialIndex:n})}void 0!==e&&(e.count=3*a-e.start,i.push(e)),this.groups=i},fromGeometry:function(t){var e,i=t.faces,n=t.vertices,r=t.faceVertexUvs,a=r[0]&&r[0].length>0,o=r[1]&&r[1].length>0,s=t.morphTargets,l=s.length;if(l>0){e=[];for(var h=0;h<l;h++)e[h]={name:s[h].name,data:[]};this.morphTargets.position=e}var c,u=t.morphNormals,p=u.length;if(p>0){c=[];for(h=0;h<p;h++)c[h]={name:u[h].name,data:[]};this.morphTargets.normal=c}var d=t.skinIndices,f=t.skinWeights,m=d.length===n.length,g=f.length===n.length;n.length>0&&0===i.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(h=0;h<i.length;h++){var v=i[h];this.vertices.push(n[v.a],n[v.b],n[v.c]);var q=v.vertexNormals;if(3===q.length)this.normals.push(q[0],q[1],q[2]);else{var y=v.normal;this.normals.push(y,y,y)}var x,_=v.vertexColors;if(3===_.length)this.colors.push(_[0],_[1],_[2]);else{var b=v.color;this.colors.push(b,b,b)}if(!0===a)void 0!==(x=r[0][h])?this.uvs.push(x[0],x[1],x[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",h),this.uvs.push(new Je,new Je,new Je));if(!0===o)void 0!==(x=r[1][h])?this.uvs2.push(x[0],x[1],x[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",h),this.uvs2.push(new Je,new Je,new Je));for(var w=0;w<l;w++){var M=s[w].vertices;e[w].data.push(M[v.a],M[v.b],M[v.c])}for(w=0;w<p;w++){var T=u[w].vertexNormals[h];c[w].data.push(T.a,T.b,T.c)}m&&this.skinIndices.push(d[v.a],d[v.b],d[v.c]),g&&this.skinWeights.push(f[v.a],f[v.b],f[v.c])}return this.computeGroups(t),this.verticesNeedUpdate=t.verticesNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this}});var tn=1;function en(){Object.defineProperty(this,"id",{value:tn+=2}),this.uuid=Ze.generateUUID(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}function nn(t,e,i,n,r,a){ki.call(this),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:n,heightSegments:r,depthSegments:a},this.fromBufferGeometry(new rn(t,e,i,n,r,a)),this.mergeVertices()}function rn(t,e,i,n,r,a){en.call(this),this.type="BoxBufferGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:n,heightSegments:r,depthSegments:a};var o=this;t=t||1,e=e||1,i=i||1,n=Math.floor(n)||1,r=Math.floor(r)||1,a=Math.floor(a)||1;var s=[],l=[],h=[],c=[],u=0,p=0;function d(t,e,i,n,r,a,d,f,m,g,v){var q,y,x=a/m,_=d/g,b=a/2,w=d/2,M=f/2,T=m+1,S=g+1,E=0,A=0,P=new $e;for(y=0;y<S;y++){var L=y*_-w;for(q=0;q<T;q++){var R=q*x-b;P[t]=R*n,P[e]=L*r,P[i]=M,l.push(P.x,P.y,P.z),P[t]=0,P[e]=0,P[i]=f>0?1:-1,h.push(P.x,P.y,P.z),c.push(q/m),c.push(1-y/g),E+=1}}for(y=0;y<g;y++)for(q=0;q<m;q++){var C=u+q+T*y,z=u+q+T*(y+1),O=u+(q+1)+T*(y+1),D=u+(q+1)+T*y;s.push(C,z,D),s.push(z,O,D),A+=6}o.addGroup(p,A,v),p+=A,u+=E}d("z","y","x",-1,-1,i,e,t,a,r,0),d("z","y","x",1,-1,i,e,-t,a,r,1),d("x","z","y",1,1,t,i,e,n,a,2),d("x","z","y",1,-1,t,i,-e,n,a,3),d("x","y","z",1,-1,t,e,i,n,r,4),d("x","y","z",-1,-1,t,e,-i,n,r,5),this.setIndex(s),this.addAttribute("position",new Ji(l,3)),this.addAttribute("normal",new Ji(h,3)),this.addAttribute("uv",new Ji(c,2))}function an(t,e,i,n){ki.call(this),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:i,heightSegments:n},this.fromBufferGeometry(new on(t,e,i,n)),this.mergeVertices()}function on(t,e,i,n){en.call(this),this.type="PlaneBufferGeometry",this.parameters={width:t,height:e,widthSegments:i,heightSegments:n};var r,a,o=(t=t||1)/2,s=(e=e||1)/2,l=Math.floor(i)||1,h=Math.floor(n)||1,c=l+1,u=h+1,p=t/l,d=e/h,f=[],m=[],g=[],v=[];for(a=0;a<u;a++){var q=a*d-s;for(r=0;r<c;r++){var y=r*p-o;m.push(y,-q,0),g.push(0,0,1),v.push(r/l),v.push(1-a/h)}}for(a=0;a<h;a++)for(r=0;r<l;r++){var x=r+c*a,_=r+c*(a+1),b=r+1+c*(a+1),w=r+1+c*a;f.push(x,_,w),f.push(_,b,w)}this.setIndex(f),this.addAttribute("position",new Ji(m,3)),this.addAttribute("normal",new Ji(g,3)),this.addAttribute("uv",new Ji(v,2))}en.prototype=Object.assign(Object.create(n.prototype),{constructor:en,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(t){Array.isArray(t)?this.index=new($i(t)>65535?Zi:Xi)(t,1):this.index=t},addAttribute:function(t,e){return e&&e.isBufferAttribute||e&&e.isInterleavedBufferAttribute?"index"===t?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(e),this):(this.attributes[t]=e,this):(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.addAttribute(t,new Gi(arguments[1],arguments[2])))},getAttribute:function(t){return this.attributes[t]},removeAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,i){this.groups.push({start:t,count:e,materialIndex:void 0!==i?i:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix:function(t){var e=this.attributes.position;void 0!==e&&(t.applyToBufferAttribute(e),e.needsUpdate=!0);var i=this.attributes.normal;void 0!==i&&((new ti).getNormalMatrix(t).applyToBufferAttribute(i),i.needsUpdate=!0);return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(){var t=new Qe;return function(e){return t.makeRotationX(e),this.applyMatrix(t),this}}(),rotateY:function(){var t=new Qe;return function(e){return t.makeRotationY(e),this.applyMatrix(t),this}}(),rotateZ:function(){var t=new Qe;return function(e){return t.makeRotationZ(e),this.applyMatrix(t),this}}(),translate:function(){var t=new Qe;return function(e,i,n){return t.makeTranslation(e,i,n),this.applyMatrix(t),this}}(),scale:function(){var t=new Qe;return function(e,i,n){return t.makeScale(e,i,n),this.applyMatrix(t),this}}(),lookAt:function(){var t=new Ni;return function(e){t.lookAt(e),t.updateMatrix(),this.applyMatrix(t.matrix)}}(),center:function(){var t=new $e;return function(){return this.computeBoundingBox(),this.boundingBox.getCenter(t).negate(),this.translate(t.x,t.y,t.z),this}}(),setFromObject:function(t){var e=t.geometry;if(t.isPoints||t.isLine){var i=new Ji(3*e.vertices.length,3),n=new Ji(3*e.colors.length,3);if(this.addAttribute("position",i.copyVector3sArray(e.vertices)),this.addAttribute("color",n.copyColorsArray(e.colors)),e.lineDistances&&e.lineDistances.length===e.vertices.length){var r=new Ji(e.lineDistances.length,1);this.addAttribute("lineDistance",r.copyArray(e.lineDistances))}null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone())}else t.isMesh&&e&&e.isGeometry&&this.fromGeometry(e);return this},setFromPoints:function(t){for(var e=[],i=0,n=t.length;i<n;i++){var r=t[i];e.push(r.x,r.y,r.z||0)}return this.addAttribute("position",new Ji(e,3)),this},updateFromObject:function(t){var e,i=t.geometry;if(t.isMesh){var n=i.__directGeometry;if(!0===i.elementsNeedUpdate&&(n=void 0,i.elementsNeedUpdate=!1),void 0===n)return this.fromGeometry(i);n.verticesNeedUpdate=i.verticesNeedUpdate,n.normalsNeedUpdate=i.normalsNeedUpdate,n.colorsNeedUpdate=i.colorsNeedUpdate,n.uvsNeedUpdate=i.uvsNeedUpdate,n.groupsNeedUpdate=i.groupsNeedUpdate,i.verticesNeedUpdate=!1,i.normalsNeedUpdate=!1,i.colorsNeedUpdate=!1,i.uvsNeedUpdate=!1,i.groupsNeedUpdate=!1,i=n}return!0===i.verticesNeedUpdate&&(void 0!==(e=this.attributes.position)&&(e.copyVector3sArray(i.vertices),e.needsUpdate=!0),i.verticesNeedUpdate=!1),!0===i.normalsNeedUpdate&&(void 0!==(e=this.attributes.normal)&&(e.copyVector3sArray(i.normals),e.needsUpdate=!0),i.normalsNeedUpdate=!1),!0===i.colorsNeedUpdate&&(void 0!==(e=this.attributes.color)&&(e.copyColorsArray(i.colors),e.needsUpdate=!0),i.colorsNeedUpdate=!1),i.uvsNeedUpdate&&(void 0!==(e=this.attributes.uv)&&(e.copyVector2sArray(i.uvs),e.needsUpdate=!0),i.uvsNeedUpdate=!1),i.lineDistancesNeedUpdate&&(void 0!==(e=this.attributes.lineDistance)&&(e.copyArray(i.lineDistances),e.needsUpdate=!0),i.lineDistancesNeedUpdate=!1),i.groupsNeedUpdate&&(i.computeGroups(t.geometry),this.groups=i.groups,i.groupsNeedUpdate=!1),this},fromGeometry:function(t){return t.__directGeometry=(new Ki).fromGeometry(t),this.fromDirectGeometry(t.__directGeometry)},fromDirectGeometry:function(t){var e=new Float32Array(3*t.vertices.length);if(this.addAttribute("position",new Gi(e,3).copyVector3sArray(t.vertices)),t.normals.length>0){var i=new Float32Array(3*t.normals.length);this.addAttribute("normal",new Gi(i,3).copyVector3sArray(t.normals))}if(t.colors.length>0){var n=new Float32Array(3*t.colors.length);this.addAttribute("color",new Gi(n,3).copyColorsArray(t.colors))}if(t.uvs.length>0){var r=new Float32Array(2*t.uvs.length);this.addAttribute("uv",new Gi(r,2).copyVector2sArray(t.uvs))}if(t.uvs2.length>0){var a=new Float32Array(2*t.uvs2.length);this.addAttribute("uv2",new Gi(a,2).copyVector2sArray(t.uvs2))}for(var o in this.groups=t.groups,t.morphTargets){for(var s=[],l=t.morphTargets[o],h=0,c=l.length;h<c;h++){var u=l[h],p=new Ji(3*u.data.length,3);p.name=u.name,s.push(p.copyVector3sArray(u.data))}this.morphAttributes[o]=s}if(t.skinIndices.length>0){var d=new Ji(4*t.skinIndices.length,4);this.addAttribute("skinIndex",d.copyVector4sArray(t.skinIndices))}if(t.skinWeights.length>0){var f=new Ji(4*t.skinWeights.length,4);this.addAttribute("skinWeight",f.copyVector4sArray(t.skinWeights))}return null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new di);var t=this.attributes.position;void 0!==t?this.boundingBox.setFromBufferAttribute(t):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(){var t=new di,e=new $e;return function(){null===this.boundingSphere&&(this.boundingSphere=new fi);var i=this.attributes.position;if(i){var n=this.boundingSphere.center;t.setFromBufferAttribute(i),t.getCenter(n);for(var r=0,a=0,o=i.count;a<o;a++)e.x=i.getX(a),e.y=i.getY(a),e.z=i.getZ(a),r=Math.max(r,n.distanceToSquared(e));this.boundingSphere.radius=Math.sqrt(r),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}}(),computeFaceNormals:function(){},computeVertexNormals:function(){var t=this.index,e=this.attributes;if(e.position){var i=e.position.array;if(void 0===e.normal)this.addAttribute("normal",new Gi(new Float32Array(i.length),3));else for(var n=e.normal.array,r=0,a=n.length;r<a;r++)n[r]=0;var o,s,l,h=e.normal.array,c=new $e,u=new $e,p=new $e,d=new $e,f=new $e;if(t){var m=t.array;for(r=0,a=t.count;r<a;r+=3)o=3*m[r+0],s=3*m[r+1],l=3*m[r+2],c.fromArray(i,o),u.fromArray(i,s),p.fromArray(i,l),d.subVectors(p,u),f.subVectors(c,u),d.cross(f),h[o]+=d.x,h[o+1]+=d.y,h[o+2]+=d.z,h[s]+=d.x,h[s+1]+=d.y,h[s+2]+=d.z,h[l]+=d.x,h[l+1]+=d.y,h[l+2]+=d.z}else for(r=0,a=i.length;r<a;r+=9)c.fromArray(i,r),u.fromArray(i,r+3),p.fromArray(i,r+6),d.subVectors(p,u),f.subVectors(c,u),d.cross(f),h[r]=d.x,h[r+1]=d.y,h[r+2]=d.z,h[r+3]=d.x,h[r+4]=d.y,h[r+5]=d.z,h[r+6]=d.x,h[r+7]=d.y,h[r+8]=d.z;this.normalizeNormals(),e.normal.needsUpdate=!0}},merge:function(t,e){if(t&&t.isBufferGeometry){void 0===e&&(e=0,console.warn("THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge."));var i=this.attributes;for(var n in i)if(void 0!==t.attributes[n])for(var r=i[n].array,a=t.attributes[n],o=a.array,s=0,l=a.itemSize*e;s<o.length;s++,l++)r[l]=o[s];return this}console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",t)},normalizeNormals:function(){var t=new $e;return function(){for(var e=this.attributes.normal,i=0,n=e.count;i<n;i++)t.x=e.getX(i),t.y=e.getY(i),t.z=e.getZ(i),t.normalize(),e.setXYZ(i,t.x,t.y,t.z)}}(),toNonIndexed:function(){if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var t=new en,e=this.index.array,i=this.attributes;for(var n in i){for(var r=i[n],a=r.array,o=r.itemSize,s=new a.constructor(e.length*o),l=0,h=0,c=0,u=e.length;c<u;c++){l=e[c]*o;for(var p=0;p<o;p++)s[h++]=a[l++]}t.addAttribute(n,new Gi(s,o))}var d=this.groups;for(c=0,u=d.length;c<u;c++){var f=d[c];t.addGroup(f.start,f.count,f.materialIndex)}return t},toJSON:function(){var t={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),Object.keys(this.userData).length>0&&(t.userData=this.userData),void 0!==this.parameters){var e=this.parameters;for(var i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};var n=this.index;if(null!==n){var r=Array.prototype.slice.call(n.array);t.data.index={type:n.array.constructor.name,array:r}}var a=this.attributes;for(var i in a){var o=a[i];r=Array.prototype.slice.call(o.array);t.data.attributes[i]={itemSize:o.itemSize,type:o.array.constructor.name,array:r,normalized:o.normalized}}var s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));var l=this.boundingSphere;return null!==l&&(t.data.boundingSphere={center:l.center.toArray(),radius:l.radius}),t},clone:function(){return(new en).copy(this)},copy:function(t){var e,i,n;this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.name=t.name;var r=t.index;null!==r&&this.setIndex(r.clone());var a=t.attributes;for(e in a){var o=a[e];this.addAttribute(e,o.clone())}var s=t.morphAttributes;for(e in s){var l=[],h=s[e];for(i=0,n=h.length;i<n;i++)l.push(h[i].clone());this.morphAttributes[e]=l}var c=t.groups;for(i=0,n=c.length;i<n;i++){var u=c[i];this.addGroup(u.start,u.count,u.materialIndex)}var p=t.boundingBox;null!==p&&(this.boundingBox=p.clone());var d=t.boundingSphere;return null!==d&&(this.boundingSphere=d.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),nn.prototype=Object.create(ki.prototype),nn.prototype.constructor=nn,rn.prototype=Object.create(en.prototype),rn.prototype.constructor=rn,an.prototype=Object.create(ki.prototype),an.prototype.constructor=an,on.prototype=Object.create(en.prototype),on.prototype.constructor=on;var sn,ln,hn,cn,un,pn,dn,fn,mn,gn,vn,qn,yn=0;function xn(){Object.defineProperty(this,"id",{value:yn++}),this.uuid=Ze.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.lights=!0,this.blending=D,this.side=S,this.flatShading=!1,this.vertexColors=R,this.opacity=1,this.transparent=!1,this.blendSrc=Z,this.blendDst=J,this.blendEquation=F,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=at,this.depthTest=!0,this.depthWrite=!0,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.userData={},this.needsUpdate=!0}function _n(t){xn.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!==t&&(void 0!==t.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(t))}function bn(t,e){this.origin=void 0!==t?t:new $e,this.direction=void 0!==e?e:new $e}function wn(t,e,i){this.a=void 0!==t?t:new $e,this.b=void 0!==e?e:new $e,this.c=void 0!==i?i:new $e}function Mn(t){xn.call(this),this.type="MeshBasicMaterial",this.color=new wi(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=ct,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.lights=!1,this.setValues(t)}function Tn(t,e){Ni.call(this),this.type="Mesh",this.geometry=void 0!==t?t:new en,this.material=void 0!==e?e:new Mn({color:16777215*Math.random()}),this.drawMode=Oe,this.updateMorphTargets()}function Sn(t,e,i,n){var r,a,o=new wi(0),s=0;function l(t,i){e.buffers.color.setClear(t.r,t.g,t.b,i,n)}return{getClearColor:function(){return o},setClearColor:function(t,e){o.set(t),l(o,s=void 0!==e?e:1)},getClearAlpha:function(){return s},setClearAlpha:function(t){l(o,s=t)},render:function(e,n,h,c){var u=n.background;null===u?l(o,s):u&&u.isColor&&(l(u,1),c=!0),(t.autoClear||c)&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),u&&(u.isCubeTexture||u.isWebGLRenderTargetCube)?(void 0===a&&((a=new Tn(new rn(1,1,1),new _n({type:"BackgroundCubeMaterial",uniforms:_i.clone(Si.cube.uniforms),vertexShader:Si.cube.vertexShader,fragmentShader:Si.cube.fragmentShader,side:E,depthTest:!0,depthWrite:!1,fog:!1}))).geometry.removeAttribute("normal"),a.geometry.removeAttribute("uv"),a.onBeforeRender=function(t,e,i){this.matrixWorld.copyPosition(i.matrixWorld)},i.update(a)),a.material.uniforms.tCube.value=u.isWebGLRenderTargetCube?u.texture:u,a.material.uniforms.tFlip.value=u.isWebGLRenderTargetCube?1:-1,e.push(a,a.geometry,a.material,0,null)):u&&u.isTexture&&(void 0===r&&((r=new Tn(new on(2,2),new _n({type:"BackgroundMaterial",uniforms:_i.clone(Si.background.uniforms),vertexShader:Si.background.vertexShader,fragmentShader:Si.background.fragmentShader,side:S,depthTest:!0,depthWrite:!1,fog:!1}))).geometry.removeAttribute("normal"),i.update(r)),r.material.uniforms.t2D.value=u,!0===u.matrixAutoUpdate&&u.updateMatrix(),r.material.uniforms.uvTransform.value.copy(u.matrix),e.push(r,r.geometry,r.material,0,null))}}}function En(t,e,i,n){var r;this.setMode=function(t){r=t},this.render=function(e,n){t.drawArrays(r,e,n),i.update(n,r)},this.renderInstances=function(a,o,s){var l;if(n.isWebGL2)l=t;else if(null===(l=e.get("ANGLE_instanced_arrays")))return void console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");l[n.isWebGL2?"drawArraysInstanced":"drawArraysInstancedANGLE"](r,o,s,a.maxInstancedCount),i.update(s,r,a.maxInstancedCount)}}function An(t,e,i){var n;function r(e){if("highp"===e){if(t.getShaderPrecisionFormat(35633,36338).precision>0&&t.getShaderPrecisionFormat(35632,36338).precision>0)return"highp";e="mediump"}return"mediump"===e&&t.getShaderPrecisionFormat(35633,36337).precision>0&&t.getShaderPrecisionFormat(35632,36337).precision>0?"mediump":"lowp"}var a="undefined"!=typeof WebGL2RenderingContext&&t instanceof WebGL2RenderingContext,o=void 0!==i.precision?i.precision:"highp",s=r(o);s!==o&&(console.warn("THREE.WebGLRenderer:",o,"not supported, using",s,"instead."),o=s);var l=!0===i.logarithmicDepthBuffer,h=t.getParameter(34930),c=t.getParameter(35660),u=t.getParameter(3379),p=t.getParameter(34076),d=t.getParameter(34921),f=t.getParameter(36347),m=t.getParameter(36348),g=t.getParameter(36349),v=c>0,q=a||!!e.get("OES_texture_float");return{isWebGL2:a,getMaxAnisotropy:function(){if(void 0!==n)return n;var i=e.get("EXT_texture_filter_anisotropic");return n=null!==i?t.getParameter(i.MAX_TEXTURE_MAX_ANISOTROPY_EXT):0},getMaxPrecision:r,precision:o,logarithmicDepthBuffer:l,maxTextures:h,maxVertexTextures:c,maxTextureSize:u,maxCubemapSize:p,maxAttributes:d,maxVertexUniforms:f,maxVaryings:m,maxFragmentUniforms:g,vertexTextures:v,floatFragmentTextures:q,floatVertexTextures:v&&q}}function Pn(){var t=this,e=null,i=0,n=!1,r=!1,a=new mi,o=new ti,s={value:null,needsUpdate:!1};function l(){s.value!==e&&(s.value=e,s.needsUpdate=i>0),t.numPlanes=i,t.numIntersection=0}function h(e,i,n,r){var l=null!==e?e.length:0,h=null;if(0!==l){if(h=s.value,!0!==r||null===h){var c=n+4*l,u=i.matrixWorldInverse;o.getNormalMatrix(u),(null===h||h.length<c)&&(h=new Float32Array(c));for(var p=0,d=n;p!==l;++p,d+=4)a.copy(e[p]).applyMatrix4(u,o),a.normal.toArray(h,d),h[d+3]=a.constant}s.value=h,s.needsUpdate=!0