From d72582ede01c1bd929c3f514bcfdf57dc4c84015 Mon Sep 17 00:00:00 2001
From: Evgeny Blokhin <eb@tilde.pro>
Date: Tue, 29 Nov 2022 22:36:04 +0100
Subject: [PATCH] Add compiled JS

---
 player.html | 1208 ++++++++++++++++++++++++++-------------------------
 1 file changed, 605 insertions(+), 603 deletions(-)

diff --git a/player.html b/player.html
index 252d7c0..951c5e4 100644
--- a/player.html
+++ b/player.html
@@ -50,63 +50,65 @@
 <div id="preloader"><div class="rect1"></div><div class="rect2"></div><div class="rect3"></div><div class="rect4"></div><div class="rect5"></div></div>
 <div id="demobox">You are using demo version. Space group is not shown.</div>
 <script type="text/javascript">
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+g,k){var y=k(4).extend,b=k(17);g.name="multiply";g.factory=function(a,c,d,e){function f(a,c){switch(a.length){case 1:switch(c.length){case 1:if(a[0]!==c[0])throw new RangeError("Dimension mismatch in multiplication. Vectors must have the same length");break;case 2:if(a[0]!==c[0])throw new RangeError("Dimension mismatch in multiplication. Vector length ("+a[0]+") must match Matrix rows ("+c[0]+")");break;default:throw Error("Can only multiply a 1 or 2 dimensional matrix (Matrix B has "+c.length+" dimensions)");
+}break;case 2:switch(c.length){case 1:if(a[1]!==c[0])throw new RangeError("Dimension mismatch in multiplication. Matrix columns ("+a[1]+") must match Vector length ("+c[0]+")");break;case 2:if(a[1]!==c[0])throw new RangeError("Dimension mismatch in multiplication. Matrix A columns ("+a[1]+") must match Matrix B rows ("+c[0]+")");break;default:throw Error("Can only multiply a 1 or 2 dimensional matrix (Matrix B has "+c.length+" dimensions)");}break;default:throw Error("Can only multiply a 1 or 2 dimensional matrix (Matrix A has "+
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+h=a._datatype;if(!b)throw Error("Cannot multiply Pattern only Matrix times Dense Matrix");var n=c._data,w=c._datatype,s=a._size[0],r=c._size[0],p=[],k=[],g=[],z,y=l,q=v,Q=G,K=0;h&&w&&h===w&&"string"===typeof h&&(z=h,y=e.find(l,[z,z]),q=e.find(v,[z,z]),Q=e.find(G,[z,z]),K=e.convert(0,z));for(var h=[],w=[],N=g[0]=0;N<r;N++){var L=n[N];if(!Q(L,K))for(var P=f[N+1],U=f[N];U<P;U++){var W=d[U];w[W]?h[W]=y(h[W],q(L,b[U])):(w[W]=!0,k.push(W),h[W]=q(L,b[U]))}}b=k.length;for(d=0;d<b;d++)p[d]=h[k[d]];g[1]=k.length;
+return new m({values:p,index:k,ptr:g,size:[s,1],datatype:z})}}),g=e("_multiplyMatrixMatrix",{"DenseMatrix, DenseMatrix":function(a,c){var b=a._data,d=a._size,f=a._datatype,m=c._data,h=c._datatype,G=d[0],d=d[1],w=c._size[1],s,r=l,p=v;f&&h&&f===h&&"string"===typeof f&&(s=f,r=e.find(l,[s,s]),p=e.find(v,[s,s]));f=[];for(h=0;h<G;h++){var k=b[h];f[h]=[];for(var g=0;g<w;g++){for(var z=p(k[0],m[0][g]),y=1;y<d;y++)z=r(z,p(k[y],m[y][g]));f[h][g]=z}}return new n({data:f,size:[G,w],datatype:s})},"DenseMatrix, SparseMatrix":function(a,
+c){var b=a._data,d=a._size,f=a._datatype,h=c._values,n=c._index,w=c._ptr,s=c._size,r=c._datatype;if(!h)throw Error("Cannot multiply Dense Matrix times Pattern only Matrix");var d=d[0],s=s[1],p,k=l,g=v,z=G,y=0;f&&r&&f===r&&"string"===typeof f&&(p=f,k=e.find(l,[p,p]),g=e.find(v,[p,p]),z=e.find(G,[p,p]),y=e.convert(0,p));var f=[],r=[],q=[];p=new m({values:f,index:r,ptr:q,size:[d,s],datatype:p});for(var Q=0;Q<s;Q++){q[Q]=r.length;var K=w[Q],N=w[Q+1];if(N>K)for(var L=0,P=0;P<d;P++){for(var U=P+1,W=void 0,
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+k));var h=[],w=[],Q=[],s=new m({values:h,index:w,ptr:Q,size:[s,p],datatype:k});k=[];for(var K=[],N=0;N<p;N++){Q[N]=w.length;for(var L=N+1,P=0;P<r;P++){var U=n[P][N];if(!y(U,q))for(var W=f[P+1],aa=f[P];aa<W;aa++){var T=d[aa];K[T]!==L?(K[T]=L,w.push(T),k[T]=z(U,b[aa])):k[T]=g(k[T],z(U,b[aa]))}}L=w.length;for(P=Q[N];P<L;P++)h[P]=k[w[P]]}Q[p]=w.length;return s},"SparseMatrix, SparseMatrix":function(a,c){var b=a._values,d=a._index,f=a._ptr,h=a._datatype,n=c._values,G=c._index,w=c._ptr,s=c._datatype,r=
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+s.length,T=q[aa];T<U;T++)h[T]=g[s[T]]}q[p]=s.length;return r}});r.toTex={2:"\\left(${args[0]}".concat(c.operators.multiply,"${args[1]}\\right)")};return r}},function(q,g){g.factory=function(k,g,b,a){var c=a("multiplyScalar",{"number, number":function(a,c){return a*c},"Complex, Complex":function(a,c){return a.mul(c)},"BigNumber, BigNumber":function(a,c){return a.times(c)},"Fraction, Fraction":function(a,c){return a.mul(c)},"number | Fraction | BigNumber | Complex, Unit":function(a,b){var f=b.clone();
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 darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,
 gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,
 lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,
 orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,
-springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074};b.Quaternion=function(a,b,d,e){this._x=a||0;this._y=b||0;this._z=d||0;this._w=void 0!==e?e:1};b.Quaternion.prototype={constructor:b.Quaternion,get x(){return this._x},set x(a){this._x=a;this.onChangeCallback()},get y(){return this._y},set y(a){this._y=a;this.onChangeCallback()},get z(){return this._z},
-set z(a){this._z=a;this.onChangeCallback()},get w(){return this._w},set w(a){this._w=a;this.onChangeCallback()},set:function(a,b,d,e){this._x=a;this._y=b;this._z=d;this._w=e;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(a){this._x=a.x;this._y=a.y;this._z=a.z;this._w=a.w;this.onChangeCallback();return this},setFromEuler:function(a,c){if(!1===a instanceof b.Euler)throw Error("THREE.Quaternion: .setFromEuler() now expects a Euler rotation rather than a Vector3 and order.");
-var d=Math.cos(a._x/2),e=Math.cos(a._y/2),f=Math.cos(a._z/2),h=Math.sin(a._x/2),l=Math.sin(a._y/2),t=Math.sin(a._z/2),g=a.order;"XYZ"===g?(this._x=h*e*f+d*l*t,this._y=d*l*f-h*e*t,this._z=d*e*t+h*l*f,this._w=d*e*f-h*l*t):"YXZ"===g?(this._x=h*e*f+d*l*t,this._y=d*l*f-h*e*t,this._z=d*e*t-h*l*f,this._w=d*e*f+h*l*t):"ZXY"===g?(this._x=h*e*f-d*l*t,this._y=d*l*f+h*e*t,this._z=d*e*t+h*l*f,this._w=d*e*f-h*l*t):"ZYX"===g?(this._x=h*e*f-d*l*t,this._y=d*l*f+h*e*t,this._z=d*e*t-h*l*f,this._w=d*e*f+h*l*t):"YZX"===
-g?(this._x=h*e*f+d*l*t,this._y=d*l*f+h*e*t,this._z=d*e*t-h*l*f,this._w=d*e*f-h*l*t):"XZY"===g&&(this._x=h*e*f-d*l*t,this._y=d*l*f-h*e*t,this._z=d*e*t+h*l*f,this._w=d*e*f+h*l*t);if(!1!==c)this.onChangeCallback();return this},setFromAxisAngle:function(a,b){var d=b/2,e=Math.sin(d);this._x=a.x*e;this._y=a.y*e;this._z=a.z*e;this._w=Math.cos(d);this.onChangeCallback();return this},setFromRotationMatrix:function(a){var b=a.elements,d=b[0];a=b[4];var e=b[8],f=b[1],h=b[5],l=b[9],t=b[2],g=b[6],b=b[10],k=d+
-h+b;0<k?(d=.5/Math.sqrt(k+1),this._w=.25/d,this._x=(g-l)*d,this._y=(e-t)*d,this._z=(f-a)*d):d>h&&d>b?(d=2*Math.sqrt(1+d-h-b),this._w=(g-l)/d,this._x=.25*d,this._y=(a+f)/d,this._z=(e+t)/d):h>b?(d=2*Math.sqrt(1+h-d-b),this._w=(e-t)/d,this._x=(a+f)/d,this._y=.25*d,this._z=(l+g)/d):(d=2*Math.sqrt(1+b-d-h),this._w=(f-a)/d,this._x=(e+t)/d,this._y=(l+g)/d,this._z=.25*d);this.onChangeCallback();return this},setFromUnitVectors:function(){var a,c;return function(d,e){void 0===a&&(a=new b.Vector3);c=d.dot(e)+
+springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074};b.Quaternion=function(a,c,b,e){this._x=a||0;this._y=c||0;this._z=b||0;this._w=void 0!==e?e:1};b.Quaternion.prototype={constructor:b.Quaternion,get x(){return this._x},set x(a){this._x=a;this.onChangeCallback()},get y(){return this._y},set y(a){this._y=a;this.onChangeCallback()},get z(){return this._z},
+set z(a){this._z=a;this.onChangeCallback()},get w(){return this._w},set w(a){this._w=a;this.onChangeCallback()},set:function(a,c,b,e){this._x=a;this._y=c;this._z=b;this._w=e;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(a){this._x=a.x;this._y=a.y;this._z=a.z;this._w=a.w;this.onChangeCallback();return this},setFromEuler:function(a,c){if(!1===a instanceof b.Euler)throw Error("THREE.Quaternion: .setFromEuler() now expects a Euler rotation rather than a Vector3 and order.");
+var d=Math.cos(a._x/2),e=Math.cos(a._y/2),f=Math.cos(a._z/2),h=Math.sin(a._x/2),l=Math.sin(a._y/2),v=Math.sin(a._z/2),g=a.order;"XYZ"===g?(this._x=h*e*f+d*l*v,this._y=d*l*f-h*e*v,this._z=d*e*v+h*l*f,this._w=d*e*f-h*l*v):"YXZ"===g?(this._x=h*e*f+d*l*v,this._y=d*l*f-h*e*v,this._z=d*e*v-h*l*f,this._w=d*e*f+h*l*v):"ZXY"===g?(this._x=h*e*f-d*l*v,this._y=d*l*f+h*e*v,this._z=d*e*v+h*l*f,this._w=d*e*f-h*l*v):"ZYX"===g?(this._x=h*e*f-d*l*v,this._y=d*l*f+h*e*v,this._z=d*e*v-h*l*f,this._w=d*e*f+h*l*v):"YZX"===
+g?(this._x=h*e*f+d*l*v,this._y=d*l*f+h*e*v,this._z=d*e*v-h*l*f,this._w=d*e*f-h*l*v):"XZY"===g&&(this._x=h*e*f-d*l*v,this._y=d*l*f-h*e*v,this._z=d*e*v+h*l*f,this._w=d*e*f+h*l*v);if(!1!==c)this.onChangeCallback();return this},setFromAxisAngle:function(a,c){var b=c/2,e=Math.sin(b);this._x=a.x*e;this._y=a.y*e;this._z=a.z*e;this._w=Math.cos(b);this.onChangeCallback();return this},setFromRotationMatrix:function(a){var c=a.elements,b=c[0];a=c[4];var e=c[8],f=c[1],h=c[5],l=c[9],v=c[2],g=c[6],c=c[10],k=b+
+h+c;0<k?(b=.5/Math.sqrt(k+1),this._w=.25/b,this._x=(g-l)*b,this._y=(e-v)*b,this._z=(f-a)*b):b>h&&b>c?(b=2*Math.sqrt(1+b-h-c),this._w=(g-l)/b,this._x=.25*b,this._y=(a+f)/b,this._z=(e+v)/b):h>c?(b=2*Math.sqrt(1+h-b-c),this._w=(e-v)/b,this._x=(a+f)/b,this._y=.25*b,this._z=(l+g)/b):(b=2*Math.sqrt(1+c-b-h),this._w=(f-a)/b,this._x=(e+v)/b,this._y=(l+g)/b,this._z=.25*b);this.onChangeCallback();return this},setFromUnitVectors:function(){var a,c;return function(d,e){void 0===a&&(a=new b.Vector3);c=d.dot(e)+
 1;1E-6>c?(c=0,Math.abs(d.x)>Math.abs(d.z)?a.set(-d.y,d.x,0):a.set(0,-d.z,d.y)):a.crossVectors(d,e);this._x=a.x;this._y=a.y;this._z=a.z;this._w=c;this.normalize();return this}}(),inverse:function(){this.conjugate().normalize();return this},conjugate:function(){this._x*=-1;this._y*=-1;this._z*=-1;this.onChangeCallback();return this},dot:function(a){return this._x*a._x+this._y*a._y+this._z*a._z+this._w*a._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 a=this.length();0===a?(this._z=this._y=this._x=0,this._w=1):(a=1/a,this._x*=a,this._y*=a,this._z*=a,this._w*=a);this.onChangeCallback();return this},multiply:function(a,b){return void 0!==b?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(a,b)):this.multiplyQuaternions(this,a)},
-multiplyQuaternions:function(a,b){var d=a._x,e=a._y,f=a._z,h=a._w,l=b._x,t=b._y,g=b._z,k=b._w;this._x=d*k+h*l+e*g-f*t;this._y=e*k+h*t+f*l-d*g;this._z=f*k+h*g+d*t-e*l;this._w=h*k-d*l-e*t-f*g;this.onChangeCallback();return this},slerp:function(a,b){if(0===b)return this;if(1===b)return this.copy(a);var d=this._x,e=this._y,f=this._z,h=this._w,l=h*a._w+d*a._x+e*a._y+f*a._z;0>l?(this._w=-a._w,this._x=-a._x,this._y=-a._y,this._z=-a._z,l=-l):this.copy(a);if(1<=l)return this._w=h,this._x=d,this._y=e,this._z=
-f,this;var t=Math.sqrt(1-l*l);if(.001>Math.abs(t))return this._w=.5*(h+this._w),this._x=.5*(d+this._x),this._y=.5*(e+this._y),this._z=.5*(f+this._z),this;var g=Math.atan2(t,l),l=Math.sin((1-b)*g)/t,t=Math.sin(b*g)/t;this._w=h*l+this._w*t;this._x=d*l+this._x*t;this._y=e*l+this._y*t;this._z=f*l+this._z*t;this.onChangeCallback();return this},equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._w===this._w},fromArray:function(a,b){void 0===b&&(b=0);this._x=a[b];this._y=a[b+1];
-this._z=a[b+2];this._w=a[b+3];this.onChangeCallback();return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._w;return a},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}};Object.assign(b.Quaternion,{slerp:function(a,b,d,e){return d.copy(a).slerp(b,e)},slerpFlat:function(a,b,d,e,f,h,l){var t=d[e+0],g=d[e+1],k=d[e+2];d=d[e+3];e=f[h+0];var q=f[h+1],p=f[h+2];f=f[h+3];if(d!==f||t!==e||g!==q||
-k!==p){h=1-l;var m=t*e+g*q+k*p+d*f,r=0<=m?1:-1,s=1-m*m;s>Number.EPSILON&&(s=Math.sqrt(s),m=Math.atan2(s,m*r),h=Math.sin(h*m)/s,l=Math.sin(l*m)/s);r*=l;t=t*h+e*r;g=g*h+q*r;k=k*h+p*r;d=d*h+f*r;h===1-l&&(l=1/Math.sqrt(t*t+g*g+k*k+d*d),t*=l,g*=l,k*=l,d*=l)}a[b]=t;a[b+1]=g;a[b+2]=k;a[b+3]=d}});b.Vector2=function(a,b){this.x=a||0;this.y=b||0};b.Vector2.prototype={constructor:b.Vector2,get width(){return this.x},set width(a){this.x=a},get height(){return this.y},set height(a){this.y=a},set:function(a,b){this.x=
-a;this.y=b;return this},setScalar:function(a){this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setComponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=b;break;default:throw Error("index is out of range: "+a);}},getComponent:function(a){switch(a){case 0:return this.x;case 1:return this.y;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y)},copy:function(a){this.x=a.x;
-this.y=a.y;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,b);this.x+=a.x;this.y+=a.y;return this},addScalar:function(a){this.x+=a;this.y+=a;return this},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this},addScaledVector:function(a,b){this.x+=a.x*b;this.y+=a.y*b;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),
-this.subVectors(a,b);this.x-=a.x;this.y-=a.y;return this},subScalar:function(a){this.x-=a;this.y-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this},multiply:function(a){this.x*=a.x;this.y*=a.y;return this},multiplyScalar:function(a){isFinite(a)?(this.x*=a,this.y*=a):this.y=this.x=0;return this},divide:function(a){this.x/=a.x;this.y/=a.y;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,
-a.y);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));return this},clampScalar:function(){var a,c;return function(d,e){void 0===a&&(a=new b.Vector2,c=new b.Vector2);a.set(d,d);c.set(e,e);return this.clamp(a,c)}}(),clampLength:function(a,b){var d=this.length();this.multiplyScalar(Math.max(a,Math.min(b,d))/d);return this},floor:function(){this.x=Math.floor(this.x);
+length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var a=this.length();0===a?(this._z=this._y=this._x=0,this._w=1):(a=1/a,this._x*=a,this._y*=a,this._z*=a,this._w*=a);this.onChangeCallback();return this},multiply:function(a,c){return void 0!==c?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(a,c)):this.multiplyQuaternions(this,a)},
+multiplyQuaternions:function(a,c){var b=a._x,e=a._y,f=a._z,h=a._w,l=c._x,v=c._y,g=c._z,k=c._w;this._x=b*k+h*l+e*g-f*v;this._y=e*k+h*v+f*l-b*g;this._z=f*k+h*g+b*v-e*l;this._w=h*k-b*l-e*v-f*g;this.onChangeCallback();return this},slerp:function(a,c){if(0===c)return this;if(1===c)return this.copy(a);var b=this._x,e=this._y,f=this._z,h=this._w,l=h*a._w+b*a._x+e*a._y+f*a._z;0>l?(this._w=-a._w,this._x=-a._x,this._y=-a._y,this._z=-a._z,l=-l):this.copy(a);if(1<=l)return this._w=h,this._x=b,this._y=e,this._z=
+f,this;var v=Math.sqrt(1-l*l);if(.001>Math.abs(v))return this._w=.5*(h+this._w),this._x=.5*(b+this._x),this._y=.5*(e+this._y),this._z=.5*(f+this._z),this;var g=Math.atan2(v,l),l=Math.sin((1-c)*g)/v,v=Math.sin(c*g)/v;this._w=h*l+this._w*v;this._x=b*l+this._x*v;this._y=e*l+this._y*v;this._z=f*l+this._z*v;this.onChangeCallback();return this},equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._w===this._w},fromArray:function(a,c){void 0===c&&(c=0);this._x=a[c];this._y=a[c+1];
+this._z=a[c+2];this._w=a[c+3];this.onChangeCallback();return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);a[c]=this._x;a[c+1]=this._y;a[c+2]=this._z;a[c+3]=this._w;return a},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}};Object.assign(b.Quaternion,{slerp:function(a,c,b,e){return b.copy(a).slerp(c,e)},slerpFlat:function(a,c,b,e,f,h,l){var v=b[e+0],g=b[e+1],k=b[e+2];b=b[e+3];e=f[h+0];var p=f[h+1],n=f[h+2];f=f[h+3];if(b!==f||v!==e||g!==p||
+k!==n){h=1-l;var m=v*e+g*p+k*n+b*f,r=0<=m?1:-1,s=1-m*m;s>Number.EPSILON&&(s=Math.sqrt(s),m=Math.atan2(s,m*r),h=Math.sin(h*m)/s,l=Math.sin(l*m)/s);r*=l;v=v*h+e*r;g=g*h+p*r;k=k*h+n*r;b=b*h+f*r;h===1-l&&(l=1/Math.sqrt(v*v+g*g+k*k+b*b),v*=l,g*=l,k*=l,b*=l)}a[c]=v;a[c+1]=g;a[c+2]=k;a[c+3]=b}});b.Vector2=function(a,c){this.x=a||0;this.y=c||0};b.Vector2.prototype={constructor:b.Vector2,get width(){return this.x},set width(a){this.x=a},get height(){return this.y},set height(a){this.y=a},set:function(a,c){this.x=
+a;this.y=c;return this},setScalar:function(a){this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setComponent:function(a,c){switch(a){case 0:this.x=c;break;case 1:this.y=c;break;default:throw Error("index is out of range: "+a);}},getComponent:function(a){switch(a){case 0:return this.x;case 1:return this.y;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y)},copy:function(a){this.x=a.x;
+this.y=a.y;return this},add:function(a,c){if(void 0!==c)return console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,c);this.x+=a.x;this.y+=a.y;return this},addScalar:function(a){this.x+=a;this.y+=a;return this},addVectors:function(a,c){this.x=a.x+c.x;this.y=a.y+c.y;return this},addScaledVector:function(a,c){this.x+=a.x*c;this.y+=a.y*c;return this},sub:function(a,c){if(void 0!==c)return console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),
+this.subVectors(a,c);this.x-=a.x;this.y-=a.y;return this},subScalar:function(a){this.x-=a;this.y-=a;return this},subVectors:function(a,c){this.x=a.x-c.x;this.y=a.y-c.y;return this},multiply:function(a){this.x*=a.x;this.y*=a.y;return this},multiplyScalar:function(a){isFinite(a)?(this.x*=a,this.y*=a):this.y=this.x=0;return this},divide:function(a){this.x/=a.x;this.y/=a.y;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,
+a.y);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);return this},clamp:function(a,c){this.x=Math.max(a.x,Math.min(c.x,this.x));this.y=Math.max(a.y,Math.min(c.y,this.y));return this},clampScalar:function(){var a,c;return function(d,e){void 0===a&&(a=new b.Vector2,c=new b.Vector2);a.set(d,d);c.set(e,e);return this.clamp(a,c)}}(),clampLength:function(a,c){var b=this.length();this.multiplyScalar(Math.max(a,Math.min(c,b))/b);return this},floor:function(){this.x=Math.floor(this.x);
 this.y=Math.floor(this.y);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);return this},negate:function(){this.x=-this.x;this.y=-this.y;return this},dot:function(a){return this.x*a.x+this.y*a.y},lengthSq:function(){return this.x*this.x+this.y*this.y},
-length:function(){return Math.sqrt(this.x*this.x+this.y*this.y)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)},normalize:function(){return this.divideScalar(this.length())},angle:function(){var a=Math.atan2(this.y,this.x);0>a&&(a+=2*Math.PI);return a},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x;a=this.y-a.y;return b*b+a*a},setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,
-b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;return this},lerpVectors:function(a,b,d){this.subVectors(b,a).multiplyScalar(d).add(a);return this},equals:function(a){return a.x===this.x&&a.y===this.y},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;return a},fromAttribute:function(a,b,d){void 0===d&&(d=0);b=b*a.itemSize+d;this.x=a.array[b];this.y=a.array[b+1];return this},rotateAround:function(a,
-b){var d=Math.cos(b),e=Math.sin(b),f=this.x-a.x,h=this.y-a.y;this.x=f*d-h*e+a.x;this.y=f*e+h*d+a.y;return this}};b.Vector3=function(a,b,d){this.x=a||0;this.y=b||0;this.z=d||0};b.Vector3.prototype={constructor:b.Vector3,set:function(a,b,d){this.x=a;this.y=b;this.z=d;return this},setScalar:function(a){this.z=this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},setComponent:function(a,b){switch(a){case 0:this.x=
-b;break;case 1:this.y=b;break;case 2:this.z=b;break;default:throw Error("index is out of range: "+a);}},getComponent:function(a){switch(a){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),
-this.addVectors(a,b);this.x+=a.x;this.y+=a.y;this.z+=a.z;return this},addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;return this},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this},addScaledVector:function(a,b){this.x+=a.x*b;this.y+=a.y*b;this.z+=a.z*b;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-=a.x;this.y-=a.y;this.z-=a.z;
-return this},subScalar:function(a){this.x-=a;this.y-=a;this.z-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;return this},multiply:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(a,b);this.x*=a.x;this.y*=a.y;this.z*=a.z;return this},multiplyScalar:function(a){isFinite(a)?(this.x*=a,this.y*=a,this.z*=a):this.z=this.y=this.x=0;return this},multiplyVectors:function(a,
-b){this.x=a.x*b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},applyEuler:function(){var a;return function(c){!1===c instanceof b.Euler&&console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.");void 0===a&&(a=new b.Quaternion);this.applyQuaternion(a.setFromEuler(c));return this}}(),applyAxisAngle:function(){var a;return function(c,d){void 0===a&&(a=new b.Quaternion);this.applyQuaternion(a.setFromAxisAngle(c,d));return this}}(),applyMatrix3:function(a){var b=
-this.x,d=this.y,e=this.z;a=a.elements;this.x=a[0]*b+a[3]*d+a[6]*e;this.y=a[1]*b+a[4]*d+a[7]*e;this.z=a[2]*b+a[5]*d+a[8]*e;return this},applyMatrix4:function(a){var b=this.x,d=this.y,e=this.z;a=a.elements;this.x=a[0]*b+a[4]*d+a[8]*e+a[12];this.y=a[1]*b+a[5]*d+a[9]*e+a[13];this.z=a[2]*b+a[6]*d+a[10]*e+a[14];return this},applyProjection:function(a){var b=this.x,d=this.y,e=this.z;a=a.elements;var f=1/(a[3]*b+a[7]*d+a[11]*e+a[15]);this.x=(a[0]*b+a[4]*d+a[8]*e+a[12])*f;this.y=(a[1]*b+a[5]*d+a[9]*e+a[13])*
-f;this.z=(a[2]*b+a[6]*d+a[10]*e+a[14])*f;return this},applyQuaternion:function(a){var b=this.x,d=this.y,e=this.z,f=a.x,h=a.y,l=a.z;a=a.w;var t=a*b+h*e-l*d,g=a*d+l*b-f*e,k=a*e+f*d-h*b,b=-f*b-h*d-l*e;this.x=t*a+b*-f+g*-l-k*-h;this.y=g*a+b*-h+k*-f-t*-l;this.z=k*a+b*-l+t*-h-g*-f;return this},project:function(){var a;return function(c){void 0===a&&(a=new b.Matrix4);a.multiplyMatrices(c.projectionMatrix,a.getInverse(c.matrixWorld));return this.applyProjection(a)}}(),unproject:function(){var a;return function(c){void 0===
-a&&(a=new b.Matrix4);a.multiplyMatrices(c.matrixWorld,a.getInverse(c.projectionMatrix));return this.applyProjection(a)}}(),transformDirection:function(a){var b=this.x,d=this.y,e=this.z;a=a.elements;this.x=a[0]*b+a[4]*d+a[8]*e;this.y=a[1]*b+a[5]*d+a[9]*e;this.z=a[2]*b+a[6]*d+a[10]*e;this.normalize();return this},divide:function(a){this.x/=a.x;this.y/=a.y;this.z/=a.z;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,
-a.y);this.z=Math.min(this.z,a.z);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));this.z=Math.max(a.z,Math.min(b.z,this.z));return this},clampScalar:function(){var a,c;return function(d,e){void 0===a&&(a=new b.Vector3,c=new b.Vector3);a.set(d,d,d);c.set(e,e,e);return this.clamp(a,c)}}(),clampLength:function(a,b){var d=
-this.length();this.multiplyScalar(Math.max(a,Math.min(b,d))/d);return this},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):
+length:function(){return Math.sqrt(this.x*this.x+this.y*this.y)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)},normalize:function(){return this.divideScalar(this.length())},angle:function(){var a=Math.atan2(this.y,this.x);0>a&&(a+=2*Math.PI);return a},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var c=this.x-a.x;a=this.y-a.y;return c*c+a*a},setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,
+c){this.x+=(a.x-this.x)*c;this.y+=(a.y-this.y)*c;return this},lerpVectors:function(a,c,b){this.subVectors(c,a).multiplyScalar(b).add(a);return this},equals:function(a){return a.x===this.x&&a.y===this.y},fromArray:function(a,c){void 0===c&&(c=0);this.x=a[c];this.y=a[c+1];return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);a[c]=this.x;a[c+1]=this.y;return a},fromAttribute:function(a,c,b){void 0===b&&(b=0);c=c*a.itemSize+b;this.x=a.array[c];this.y=a.array[c+1];return this},rotateAround:function(a,
+c){var b=Math.cos(c),e=Math.sin(c),f=this.x-a.x,h=this.y-a.y;this.x=f*b-h*e+a.x;this.y=f*e+h*b+a.y;return this}};b.Vector3=function(a,c,b){this.x=a||0;this.y=c||0;this.z=b||0};b.Vector3.prototype={constructor:b.Vector3,set:function(a,c,b){this.x=a;this.y=c;this.z=b;return this},setScalar:function(a){this.z=this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},setComponent:function(a,c){switch(a){case 0:this.x=
+c;break;case 1:this.y=c;break;case 2:this.z=c;break;default:throw Error("index is out of range: "+a);}},getComponent:function(a){switch(a){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},add:function(a,c){if(void 0!==c)return console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),
+this.addVectors(a,c);this.x+=a.x;this.y+=a.y;this.z+=a.z;return this},addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;return this},addVectors:function(a,c){this.x=a.x+c.x;this.y=a.y+c.y;this.z=a.z+c.z;return this},addScaledVector:function(a,c){this.x+=a.x*c;this.y+=a.y*c;this.z+=a.z*c;return this},sub:function(a,c){if(void 0!==c)return console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,c);this.x-=a.x;this.y-=a.y;this.z-=a.z;
+return this},subScalar:function(a){this.x-=a;this.y-=a;this.z-=a;return this},subVectors:function(a,c){this.x=a.x-c.x;this.y=a.y-c.y;this.z=a.z-c.z;return this},multiply:function(a,c){if(void 0!==c)return console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(a,c);this.x*=a.x;this.y*=a.y;this.z*=a.z;return this},multiplyScalar:function(a){isFinite(a)?(this.x*=a,this.y*=a,this.z*=a):this.z=this.y=this.x=0;return this},multiplyVectors:function(a,
+c){this.x=a.x*c.x;this.y=a.y*c.y;this.z=a.z*c.z;return this},applyEuler:function(){var a;return function(c){!1===c instanceof b.Euler&&console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.");void 0===a&&(a=new b.Quaternion);this.applyQuaternion(a.setFromEuler(c));return this}}(),applyAxisAngle:function(){var a;return function(c,d){void 0===a&&(a=new b.Quaternion);this.applyQuaternion(a.setFromAxisAngle(c,d));return this}}(),applyMatrix3:function(a){var c=
+this.x,b=this.y,e=this.z;a=a.elements;this.x=a[0]*c+a[3]*b+a[6]*e;this.y=a[1]*c+a[4]*b+a[7]*e;this.z=a[2]*c+a[5]*b+a[8]*e;return this},applyMatrix4:function(a){var c=this.x,b=this.y,e=this.z;a=a.elements;this.x=a[0]*c+a[4]*b+a[8]*e+a[12];this.y=a[1]*c+a[5]*b+a[9]*e+a[13];this.z=a[2]*c+a[6]*b+a[10]*e+a[14];return this},applyProjection:function(a){var c=this.x,b=this.y,e=this.z;a=a.elements;var f=1/(a[3]*c+a[7]*b+a[11]*e+a[15]);this.x=(a[0]*c+a[4]*b+a[8]*e+a[12])*f;this.y=(a[1]*c+a[5]*b+a[9]*e+a[13])*
+f;this.z=(a[2]*c+a[6]*b+a[10]*e+a[14])*f;return this},applyQuaternion:function(a){var c=this.x,b=this.y,e=this.z,f=a.x,h=a.y,l=a.z;a=a.w;var v=a*c+h*e-l*b,g=a*b+l*c-f*e,k=a*e+f*b-h*c,c=-f*c-h*b-l*e;this.x=v*a+c*-f+g*-l-k*-h;this.y=g*a+c*-h+k*-f-v*-l;this.z=k*a+c*-l+v*-h-g*-f;return this},project:function(){var a;return function(c){void 0===a&&(a=new b.Matrix4);a.multiplyMatrices(c.projectionMatrix,a.getInverse(c.matrixWorld));return this.applyProjection(a)}}(),unproject:function(){var a;return function(c){void 0===
+a&&(a=new b.Matrix4);a.multiplyMatrices(c.matrixWorld,a.getInverse(c.projectionMatrix));return this.applyProjection(a)}}(),transformDirection:function(a){var c=this.x,b=this.y,e=this.z;a=a.elements;this.x=a[0]*c+a[4]*b+a[8]*e;this.y=a[1]*c+a[5]*b+a[9]*e;this.z=a[2]*c+a[6]*b+a[10]*e;this.normalize();return this},divide:function(a){this.x/=a.x;this.y/=a.y;this.z/=a.z;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,
+a.y);this.z=Math.min(this.z,a.z);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);return this},clamp:function(a,c){this.x=Math.max(a.x,Math.min(c.x,this.x));this.y=Math.max(a.y,Math.min(c.y,this.y));this.z=Math.max(a.z,Math.min(c.z,this.z));return this},clampScalar:function(){var a,c;return function(d,e){void 0===a&&(a=new b.Vector3,c=new b.Vector3);a.set(d,d,d);c.set(e,e,e);return this.clamp(a,c)}}(),clampLength:function(a,c){var b=
+this.length();this.multiplyScalar(Math.max(a,Math.min(c,b))/b);return this},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):
 Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);return this},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.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)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},
-setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;return this},lerpVectors:function(a,b,d){this.subVectors(b,a).multiplyScalar(d).add(a);return this},cross:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(a,b);var d=this.x,e=this.y,f=this.z;this.x=e*a.z-f*a.y;this.y=f*a.x-d*a.z;this.z=
-d*a.y-e*a.x;return this},crossVectors:function(a,b){var d=a.x,e=a.y,f=a.z,h=b.x,l=b.y,t=b.z;this.x=e*t-f*l;this.y=f*h-d*t;this.z=d*l-e*h;return this},projectOnVector:function(){var a,c;return function(d){void 0===a&&(a=new b.Vector3);a.copy(d).normalize();c=this.dot(a);return this.copy(a).multiplyScalar(c)}}(),projectOnPlane:function(){var a;return function(c){void 0===a&&(a=new b.Vector3);a.copy(this).projectOnVector(c);return this.sub(a)}}(),reflect:function(){var a;return function(c){void 0===
-a&&(a=new b.Vector3);return this.sub(a.copy(c).multiplyScalar(2*this.dot(c)))}}(),angleTo:function(a){a=this.dot(a)/Math.sqrt(this.lengthSq()*a.lengthSq());return Math.acos(b.Math.clamp(a,-1,1))},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x,d=this.y-a.y;a=this.z-a.z;return b*b+d*d+a*a},setFromSpherical:function(a){var b=Math.sin(a.phi)*a.radius;this.x=b*Math.sin(a.theta);this.y=Math.cos(a.phi)*a.radius;this.z=b*Math.cos(a.theta);
-return this},setFromMatrixPosition:function(a){return this.setFromMatrixColumn(a,3)},setFromMatrixScale:function(a){var b=this.setFromMatrixColumn(a,0).length(),d=this.setFromMatrixColumn(a,1).length();a=this.setFromMatrixColumn(a,2).length();this.x=b;this.y=d;this.z=a;return this},setFromMatrixColumn:function(a,b){"number"===typeof a&&(console.warn("THREE.Vector3: setFromMatrixColumn now expects ( matrix, index )."),b=a=b);return this.fromArray(a.elements,4*b)},equals:function(a){return a.x===this.x&&
-a.y===this.y&&a.z===this.z},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;return a},fromAttribute:function(a,b,d){void 0===d&&(d=0);b=b*a.itemSize+d;this.x=a.array[b];this.y=a.array[b+1];this.z=a.array[b+2];return this}};b.Vector4=function(a,b,d,e){this.x=a||0;this.y=b||0;this.z=d||0;this.w=void 0!==e?e:1};b.Vector4.prototype={constructor:b.Vector4,set:function(a,
-b,d,e){this.x=a;this.y=b;this.z=d;this.w=e;return this},setScalar:function(a){this.w=this.z=this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},setW:function(a){this.w=a;return this},setComponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=b;break;case 2:this.z=b;break;case 3:this.w=b;break;default:throw Error("index is out of range: "+a);}},getComponent:function(a){switch(a){case 0:return this.x;
-case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=void 0!==a.w?a.w:1;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,b);this.x+=a.x;this.y+=a.y;this.z+=a.z;this.w+=a.w;return this},
-addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;this.w+=a;return this},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;this.w=a.w+b.w;return this},addScaledVector:function(a,b){this.x+=a.x*b;this.y+=a.y*b;this.z+=a.z*b;this.w+=a.w*b;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-=a.x;this.y-=a.y;this.z-=a.z;this.w-=a.w;return this},subScalar:function(a){this.x-=
-a;this.y-=a;this.z-=a;this.w-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;this.w=a.w-b.w;return this},multiplyScalar:function(a){isFinite(a)?(this.x*=a,this.y*=a,this.z*=a,this.w*=a):this.w=this.z=this.y=this.x=0;return this},applyMatrix4:function(a){var b=this.x,d=this.y,e=this.z,f=this.w;a=a.elements;this.x=a[0]*b+a[4]*d+a[8]*e+a[12]*f;this.y=a[1]*b+a[5]*d+a[9]*e+a[13]*f;this.z=a[2]*b+a[6]*d+a[10]*e+a[14]*f;this.w=a[3]*b+a[7]*d+a[11]*e+a[15]*f;return this},
-divideScalar:function(a){return this.multiplyScalar(1/a)},setAxisAngleFromQuaternion:function(a){this.w=2*Math.acos(a.w);var b=Math.sqrt(1-a.w*a.w);1E-4>b?(this.x=1,this.z=this.y=0):(this.x=a.x/b,this.y=a.y/b,this.z=a.z/b);return this},setAxisAngleFromRotationMatrix:function(a){var b,d,e;a=a.elements;var f=a[0];e=a[4];var h=a[8],l=a[1],t=a[5],g=a[9];d=a[2];b=a[6];var k=a[10];if(.01>Math.abs(e-l)&&.01>Math.abs(h-d)&&.01>Math.abs(g-b)){if(.1>Math.abs(e+l)&&.1>Math.abs(h+d)&&.1>Math.abs(g+b)&&.1>Math.abs(f+
-t+k-3))return this.set(1,0,0,0),this;a=Math.PI;f=(f+1)/2;t=(t+1)/2;k=(k+1)/2;e=(e+l)/4;h=(h+d)/4;g=(g+b)/4;f>t&&f>k?.01>f?(b=0,e=d=.707106781):(b=Math.sqrt(f),d=e/b,e=h/b):t>k?.01>t?(b=.707106781,d=0,e=.707106781):(d=Math.sqrt(t),b=e/d,e=g/d):.01>k?(d=b=.707106781,e=0):(e=Math.sqrt(k),b=h/e,d=g/e);this.set(b,d,e,a);return this}a=Math.sqrt((b-g)*(b-g)+(h-d)*(h-d)+(l-e)*(l-e));.001>Math.abs(a)&&(a=1);this.x=(b-g)/a;this.y=(h-d)/a;this.z=(l-e)/a;this.w=Math.acos((f+t+k-1)/2);return this},min:function(a){this.x=
-Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);this.z=Math.min(this.z,a.z);this.w=Math.min(this.w,a.w);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);this.w=Math.max(this.w,a.w);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));this.z=Math.max(a.z,Math.min(b.z,this.z));this.w=Math.max(a.w,Math.min(b.w,this.w));return this},clampScalar:function(){var a,c;return function(d,
+setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,c){this.x+=(a.x-this.x)*c;this.y+=(a.y-this.y)*c;this.z+=(a.z-this.z)*c;return this},lerpVectors:function(a,c,b){this.subVectors(c,a).multiplyScalar(b).add(a);return this},cross:function(a,c){if(void 0!==c)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(a,c);var b=this.x,e=this.y,f=this.z;this.x=e*a.z-f*a.y;this.y=f*a.x-b*a.z;this.z=
+b*a.y-e*a.x;return this},crossVectors:function(a,c){var b=a.x,e=a.y,f=a.z,h=c.x,l=c.y,v=c.z;this.x=e*v-f*l;this.y=f*h-b*v;this.z=b*l-e*h;return this},projectOnVector:function(){var a,c;return function(d){void 0===a&&(a=new b.Vector3);a.copy(d).normalize();c=this.dot(a);return this.copy(a).multiplyScalar(c)}}(),projectOnPlane:function(){var a;return function(c){void 0===a&&(a=new b.Vector3);a.copy(this).projectOnVector(c);return this.sub(a)}}(),reflect:function(){var a;return function(c){void 0===
+a&&(a=new b.Vector3);return this.sub(a.copy(c).multiplyScalar(2*this.dot(c)))}}(),angleTo:function(a){a=this.dot(a)/Math.sqrt(this.lengthSq()*a.lengthSq());return Math.acos(b.Math.clamp(a,-1,1))},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var c=this.x-a.x,b=this.y-a.y;a=this.z-a.z;return c*c+b*b+a*a},setFromSpherical:function(a){var c=Math.sin(a.phi)*a.radius;this.x=c*Math.sin(a.theta);this.y=Math.cos(a.phi)*a.radius;this.z=c*Math.cos(a.theta);
+return this},setFromMatrixPosition:function(a){return this.setFromMatrixColumn(a,3)},setFromMatrixScale:function(a){var c=this.setFromMatrixColumn(a,0).length(),b=this.setFromMatrixColumn(a,1).length();a=this.setFromMatrixColumn(a,2).length();this.x=c;this.y=b;this.z=a;return this},setFromMatrixColumn:function(a,c){"number"===typeof a&&(console.warn("THREE.Vector3: setFromMatrixColumn now expects ( matrix, index )."),c=a=c);return this.fromArray(a.elements,4*c)},equals:function(a){return a.x===this.x&&
+a.y===this.y&&a.z===this.z},fromArray:function(a,c){void 0===c&&(c=0);this.x=a[c];this.y=a[c+1];this.z=a[c+2];return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);a[c]=this.x;a[c+1]=this.y;a[c+2]=this.z;return a},fromAttribute:function(a,c,b){void 0===b&&(b=0);c=c*a.itemSize+b;this.x=a.array[c];this.y=a.array[c+1];this.z=a.array[c+2];return this}};b.Vector4=function(a,c,b,e){this.x=a||0;this.y=c||0;this.z=b||0;this.w=void 0!==e?e:1};b.Vector4.prototype={constructor:b.Vector4,set:function(a,
+c,b,e){this.x=a;this.y=c;this.z=b;this.w=e;return this},setScalar:function(a){this.w=this.z=this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setZ:function(a){this.z=a;return this},setW:function(a){this.w=a;return this},setComponent:function(a,c){switch(a){case 0:this.x=c;break;case 1:this.y=c;break;case 2:this.z=c;break;case 3:this.w=c;break;default:throw Error("index is out of range: "+a);}},getComponent:function(a){switch(a){case 0:return this.x;
+case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=void 0!==a.w?a.w:1;return this},add:function(a,c){if(void 0!==c)return console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,c);this.x+=a.x;this.y+=a.y;this.z+=a.z;this.w+=a.w;return this},
+addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;this.w+=a;return this},addVectors:function(a,c){this.x=a.x+c.x;this.y=a.y+c.y;this.z=a.z+c.z;this.w=a.w+c.w;return this},addScaledVector:function(a,c){this.x+=a.x*c;this.y+=a.y*c;this.z+=a.z*c;this.w+=a.w*c;return this},sub:function(a,c){if(void 0!==c)return console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,c);this.x-=a.x;this.y-=a.y;this.z-=a.z;this.w-=a.w;return this},subScalar:function(a){this.x-=
+a;this.y-=a;this.z-=a;this.w-=a;return this},subVectors:function(a,c){this.x=a.x-c.x;this.y=a.y-c.y;this.z=a.z-c.z;this.w=a.w-c.w;return this},multiplyScalar:function(a){isFinite(a)?(this.x*=a,this.y*=a,this.z*=a,this.w*=a):this.w=this.z=this.y=this.x=0;return this},applyMatrix4:function(a){var c=this.x,b=this.y,e=this.z,f=this.w;a=a.elements;this.x=a[0]*c+a[4]*b+a[8]*e+a[12]*f;this.y=a[1]*c+a[5]*b+a[9]*e+a[13]*f;this.z=a[2]*c+a[6]*b+a[10]*e+a[14]*f;this.w=a[3]*c+a[7]*b+a[11]*e+a[15]*f;return this},
+divideScalar:function(a){return this.multiplyScalar(1/a)},setAxisAngleFromQuaternion:function(a){this.w=2*Math.acos(a.w);var c=Math.sqrt(1-a.w*a.w);1E-4>c?(this.x=1,this.z=this.y=0):(this.x=a.x/c,this.y=a.y/c,this.z=a.z/c);return this},setAxisAngleFromRotationMatrix:function(a){var c,b,e;a=a.elements;var f=a[0];e=a[4];var h=a[8],l=a[1],v=a[5],g=a[9];b=a[2];c=a[6];var k=a[10];if(.01>Math.abs(e-l)&&.01>Math.abs(h-b)&&.01>Math.abs(g-c)){if(.1>Math.abs(e+l)&&.1>Math.abs(h+b)&&.1>Math.abs(g+c)&&.1>Math.abs(f+
+v+k-3))return this.set(1,0,0,0),this;a=Math.PI;f=(f+1)/2;v=(v+1)/2;k=(k+1)/2;e=(e+l)/4;h=(h+b)/4;g=(g+c)/4;f>v&&f>k?.01>f?(c=0,e=b=.707106781):(c=Math.sqrt(f),b=e/c,e=h/c):v>k?.01>v?(c=.707106781,b=0,e=.707106781):(b=Math.sqrt(v),c=e/b,e=g/b):.01>k?(b=c=.707106781,e=0):(e=Math.sqrt(k),c=h/e,b=g/e);this.set(c,b,e,a);return this}a=Math.sqrt((c-g)*(c-g)+(h-b)*(h-b)+(l-e)*(l-e));.001>Math.abs(a)&&(a=1);this.x=(c-g)/a;this.y=(h-b)/a;this.z=(l-e)/a;this.w=Math.acos((f+v+k-1)/2);return this},min:function(a){this.x=
+Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);this.z=Math.min(this.z,a.z);this.w=Math.min(this.w,a.w);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);this.w=Math.max(this.w,a.w);return this},clamp:function(a,c){this.x=Math.max(a.x,Math.min(c.x,this.x));this.y=Math.max(a.y,Math.min(c.y,this.y));this.z=Math.max(a.z,Math.min(c.z,this.z));this.w=Math.max(a.w,Math.min(c.w,this.w));return this},clampScalar:function(){var a,c;return function(d,
 e){void 0===a&&(a=new b.Vector4,c=new b.Vector4);a.set(d,d,d,d);c.set(e,e,e,e);return this.clamp(a,c)}}(),floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);this.w=Math.floor(this.w);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);this.w=Math.ceil(this.w);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);this.w=Math.round(this.w);return this},
 roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);this.w=0>this.w?Math.ceil(this.w):Math.floor(this.w);return this},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z;this.w=-this.w;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z+this.w*a.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)},lengthManhattan: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())},setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;this.w+=(a.w-this.w)*b;return this},lerpVectors:function(a,b,d){this.subVectors(b,a).multiplyScalar(d).add(a);return this},equals:function(a){return a.x===
-this.x&&a.y===this.y&&a.z===this.z&&a.w===this.w},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];this.w=a[b+3];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;a[b+3]=this.w;return a},fromAttribute:function(a,b,d){void 0===d&&(d=0);b=b*a.itemSize+d;this.x=a.array[b];this.y=a.array[b+1];this.z=a.array[b+2];this.w=a.array[b+3];return this}};b.Euler=function(a,c,d,e){this._x=a||0;this._y=c||0;this._z=d||
-0;this._order=e||b.Euler.DefaultOrder};b.Euler.RotationOrders="XYZ YZX ZXY XZY YXZ ZYX".split(" ");b.Euler.DefaultOrder="XYZ";b.Euler.prototype={constructor:b.Euler,get x(){return this._x},set x(a){this._x=a;this.onChangeCallback()},get y(){return this._y},set y(a){this._y=a;this.onChangeCallback()},get z(){return this._z},set z(a){this._z=a;this.onChangeCallback()},get order(){return this._order},set order(a){this._order=a;this.onChangeCallback()},set:function(a,b,d,e){this._x=a;this._y=b;this._z=
-d;this._order=e||this._order;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(a){this._x=a._x;this._y=a._y;this._z=a._z;this._order=a._order;this.onChangeCallback();return this},setFromRotationMatrix:function(a,c,d){var e=b.Math.clamp,f=a.elements;a=f[0];var h=f[4],l=f[8],t=f[1],g=f[5],k=f[9],q=f[2],p=f[6],f=f[10];c=c||this._order;"XYZ"===c?(this._y=Math.asin(e(l,-1,1)),.99999>Math.abs(l)?(this._x=Math.atan2(-k,f),
-this._z=Math.atan2(-h,a)):(this._x=Math.atan2(p,g),this._z=0)):"YXZ"===c?(this._x=Math.asin(-e(k,-1,1)),.99999>Math.abs(k)?(this._y=Math.atan2(l,f),this._z=Math.atan2(t,g)):(this._y=Math.atan2(-q,a),this._z=0)):"ZXY"===c?(this._x=Math.asin(e(p,-1,1)),.99999>Math.abs(p)?(this._y=Math.atan2(-q,f),this._z=Math.atan2(-h,g)):(this._y=0,this._z=Math.atan2(t,a))):"ZYX"===c?(this._y=Math.asin(-e(q,-1,1)),.99999>Math.abs(q)?(this._x=Math.atan2(p,f),this._z=Math.atan2(t,a)):(this._x=0,this._z=Math.atan2(-h,
-g))):"YZX"===c?(this._z=Math.asin(e(t,-1,1)),.99999>Math.abs(t)?(this._x=Math.atan2(-k,g),this._y=Math.atan2(-q,a)):(this._x=0,this._y=Math.atan2(l,f))):"XZY"===c?(this._z=Math.asin(-e(h,-1,1)),.99999>Math.abs(h)?(this._x=Math.atan2(p,g),this._y=Math.atan2(l,a)):(this._x=Math.atan2(-k,f),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+c);this._order=c;if(!1!==d)this.onChangeCallback();return this},setFromQuaternion:function(){var a;return function(c,d,e){void 0===
-a&&(a=new b.Matrix4);a.makeRotationFromQuaternion(c);this.setFromRotationMatrix(a,d,e);return this}}(),setFromVector3:function(a,b){return this.set(a.x,a.y,a.z,b||this._order)},reorder:function(){var a=new b.Quaternion;return function(b){a.setFromEuler(this);this.setFromQuaternion(a,b)}}(),equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._order===this._order},fromArray:function(a){this._x=a[0];this._y=a[1];this._z=a[2];void 0!==a[3]&&(this._order=a[3]);this.onChangeCallback();
-return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._order;return a},toVector3:function(a){return a?a.set(this._x,this._y,this._z):new b.Vector3(this._x,this._y,this._z)},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}};b.Matrix3=function(){this.elements=new Float32Array([1,0,0,0,1,0,0,0,1]);0<arguments.length&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")};
-b.Matrix3.prototype={constructor:b.Matrix3,set:function(a,b,d,e,f,h,l,g,k){var v=this.elements;v[0]=a;v[1]=e;v[2]=l;v[3]=b;v[4]=f;v[5]=g;v[6]=d;v[7]=h;v[8]=k;return this},identity:function(){this.set(1,0,0,0,1,0,0,0,1);return this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(a){a=a.elements;this.set(a[0],a[3],a[6],a[1],a[4],a[7],a[2],a[5],a[8]);return this},setFromMatrix4:function(a){a=a.elements;this.set(a[0],a[4],a[8],a[1],a[5],a[9],a[2],a[6],a[10]);return this},
-applyToVector3Array:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length);for(var f=0;f<e;f+=3,d+=3)a.fromArray(c,d),a.applyMatrix3(this),a.toArray(c,d);return c}}(),applyToBuffer:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length/c.itemSize);for(var f=0;f<e;f++,d++)a.x=c.getX(d),a.y=c.getY(d),a.z=c.getZ(d),a.applyMatrix3(this),c.setXYZ(a.x,a.y,a.z);return c}}(),multiplyScalar:function(a){var b=
-this.elements;b[0]*=a;b[3]*=a;b[6]*=a;b[1]*=a;b[4]*=a;b[7]*=a;b[2]*=a;b[5]*=a;b[8]*=a;return this},determinant:function(){var a=this.elements,b=a[0],d=a[1],e=a[2],f=a[3],h=a[4],l=a[5],g=a[6],k=a[7],a=a[8];return b*h*a-b*l*k-d*f*a+d*l*g+e*f*k-e*h*g},getInverse:function(a,c){a instanceof b.Matrix4&&console.error("THREE.Matrix3.getInverse no longer takes a Matrix4 argument.");var d=a.elements,e=this.elements,f=d[0],h=d[1],l=d[2],g=d[3],k=d[4],v=d[5],q=d[6],p=d[7],d=d[8],m=d*k-v*p,r=v*q-d*g,s=p*g-k*q,
-x=f*m+h*r+l*s;if(0===x){if(c)throw Error("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");return this.identity()}e[0]=m;e[1]=l*p-d*h;e[2]=v*h-l*k;e[3]=r;e[4]=d*f-l*q;e[5]=l*g-v*f;e[6]=s;e[7]=h*q-p*f;e[8]=k*f-h*g;return this.multiplyScalar(1/x)},transpose:function(){var a,b=this.elements;a=b[1];b[1]=b[3];b[3]=a;a=b[2];b[2]=b[6];b[6]=a;a=b[5];b[5]=b[7];b[7]=a;return this},flattenToArrayOffset:function(a,
-b){console.warn("THREE.Matrix3: .flattenToArrayOffset is deprecated - just use .toArray instead.");return this.toArray(a,b)},getNormalMatrix:function(a){return this.setFromMatrix4(a).getInverse(this).transpose()},transposeIntoArray:function(a){var b=this.elements;a[0]=b[0];a[1]=b[3];a[2]=b[6];a[3]=b[1];a[4]=b[4];a[5]=b[7];a[6]=b[2];a[7]=b[5];a[8]=b[8];return this},fromArray:function(a){this.elements.set(a);return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);var d=this.elements;
-a[b]=d[0];a[b+1]=d[1];a[b+2]=d[2];a[b+3]=d[3];a[b+4]=d[4];a[b+5]=d[5];a[b+6]=d[6];a[b+7]=d[7];a[b+8]=d[8];return a}};b.Matrix4=function(){this.elements=new Float32Array([1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]);0<arguments.length&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")};b.Matrix4.prototype={constructor:b.Matrix4,set:function(a,b,d,e,f,h,l,g,k,v,q,p,m,r,s,x){var u=this.elements;u[0]=a;u[4]=b;u[8]=d;u[12]=e;u[1]=f;u[5]=h;u[9]=l;u[13]=g;u[2]=k;u[6]=v;
-u[10]=q;u[14]=p;u[3]=m;u[7]=r;u[11]=s;u[15]=x;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},clone:function(){return(new b.Matrix4).fromArray(this.elements)},copy:function(a){this.elements.set(a.elements);return this},copyPosition:function(a){var b=this.elements;a=a.elements;b[12]=a[12];b[13]=a[13];b[14]=a[14];return this},extractBasis:function(a,b,d){a.setFromMatrixColumn(this,0);b.setFromMatrixColumn(this,1);d.setFromMatrixColumn(this,2);return this},makeBasis:function(a,
-b,d){this.set(a.x,b.x,d.x,0,a.y,b.y,d.y,0,a.z,b.z,d.z,0,0,0,0,1);return this},extractRotation:function(){var a;return function(c){void 0===a&&(a=new b.Vector3);var d=this.elements,e=c.elements,f=1/a.setFromMatrixColumn(c,0).length(),h=1/a.setFromMatrixColumn(c,1).length();c=1/a.setFromMatrixColumn(c,2).length();d[0]=e[0]*f;d[1]=e[1]*f;d[2]=e[2]*f;d[4]=e[4]*h;d[5]=e[5]*h;d[6]=e[6]*h;d[8]=e[8]*c;d[9]=e[9]*c;d[10]=e[10]*c;return this}}(),makeRotationFromEuler:function(a){!1===a instanceof b.Euler&&console.error("THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");
-var c=this.elements,d=a.x,e=a.y,f=a.z,h=Math.cos(d),d=Math.sin(d),l=Math.cos(e),e=Math.sin(e),g=Math.cos(f),f=Math.sin(f);if("XYZ"===a.order){a=h*g;var k=h*f,v=d*g,q=d*f;c[0]=l*g;c[4]=-l*f;c[8]=e;c[1]=k+v*e;c[5]=a-q*e;c[9]=-d*l;c[2]=q-a*e;c[6]=v+k*e;c[10]=h*l}else"YXZ"===a.order?(a=l*g,k=l*f,v=e*g,q=e*f,c[0]=a+q*d,c[4]=v*d-k,c[8]=h*e,c[1]=h*f,c[5]=h*g,c[9]=-d,c[2]=k*d-v,c[6]=q+a*d,c[10]=h*l):"ZXY"===a.order?(a=l*g,k=l*f,v=e*g,q=e*f,c[0]=a-q*d,c[4]=-h*f,c[8]=v+k*d,c[1]=k+v*d,c[5]=h*g,c[9]=q-a*d,c[2]=
--h*e,c[6]=d,c[10]=h*l):"ZYX"===a.order?(a=h*g,k=h*f,v=d*g,q=d*f,c[0]=l*g,c[4]=v*e-k,c[8]=a*e+q,c[1]=l*f,c[5]=q*e+a,c[9]=k*e-v,c[2]=-e,c[6]=d*l,c[10]=h*l):"YZX"===a.order?(a=h*l,k=h*e,v=d*l,q=d*e,c[0]=l*g,c[4]=q-a*f,c[8]=v*f+k,c[1]=f,c[5]=h*g,c[9]=-d*g,c[2]=-e*g,c[6]=k*f+v,c[10]=a-q*f):"XZY"===a.order&&(a=h*l,k=h*e,v=d*l,q=d*e,c[0]=l*g,c[4]=-f,c[8]=e*g,c[1]=a*f+q,c[5]=h*g,c[9]=k*f-v,c[2]=v*f-k,c[6]=d*g,c[10]=q*f+a);c[3]=0;c[7]=0;c[11]=0;c[12]=0;c[13]=0;c[14]=0;c[15]=1;return this},makeRotationFromQuaternion:function(a){var b=
-this.elements,d=a.x,e=a.y,f=a.z,h=a.w,l=d+d,g=e+e,k=f+f;a=d*l;var v=d*g,d=d*k,q=e*g,e=e*k,f=f*k,l=h*l,g=h*g,h=h*k;b[0]=1-(q+f);b[4]=v-h;b[8]=d+g;b[1]=v+h;b[5]=1-(a+f);b[9]=e-l;b[2]=d-g;b[6]=e+l;b[10]=1-(a+q);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},lookAt:function(){var a,c,d;return function(e,f,h){void 0===a&&(a=new b.Vector3);void 0===c&&(c=new b.Vector3);void 0===d&&(d=new b.Vector3);var l=this.elements;d.subVectors(e,f).normalize();0===d.lengthSq()&&(d.z=1);a.crossVectors(h,
-d).normalize();0===a.lengthSq()&&(d.x+=1E-4,a.crossVectors(h,d).normalize());c.crossVectors(d,a);l[0]=a.x;l[4]=c.x;l[8]=d.x;l[1]=a.y;l[5]=c.y;l[9]=d.y;l[2]=a.z;l[6]=c.z;l[10]=d.z;return this}}(),multiply:function(a,b){return void 0!==b?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(a,b)):this.multiplyMatrices(this,a)},premultiply:function(a){return this.multiplyMatrices(a,this)},multiplyMatrices:function(a,b){var d=
-a.elements,e=b.elements,f=this.elements,h=d[0],l=d[4],g=d[8],k=d[12],v=d[1],q=d[5],p=d[9],m=d[13],r=d[2],s=d[6],x=d[10],u=d[14],w=d[3],n=d[7],y=d[11],d=d[15],z=e[0],I=e[4],G=e[8],K=e[12],D=e[1],O=e[5],M=e[9],R=e[13],B=e[2],H=e[6],S=e[10],C=e[14],Q=e[3],J=e[7],N=e[11],e=e[15];f[0]=h*z+l*D+g*B+k*Q;f[4]=h*I+l*O+g*H+k*J;f[8]=h*G+l*M+g*S+k*N;f[12]=h*K+l*R+g*C+k*e;f[1]=v*z+q*D+p*B+m*Q;f[5]=v*I+q*O+p*H+m*J;f[9]=v*G+q*M+p*S+m*N;f[13]=v*K+q*R+p*C+m*e;f[2]=r*z+s*D+x*B+u*Q;f[6]=r*I+s*O+x*H+u*J;f[10]=r*G+s*M+
-x*S+u*N;f[14]=r*K+s*R+x*C+u*e;f[3]=w*z+n*D+y*B+d*Q;f[7]=w*I+n*O+y*H+d*J;f[11]=w*G+n*M+y*S+d*N;f[15]=w*K+n*R+y*C+d*e;return this},multiplyToArray:function(a,b,d){var e=this.elements;this.multiplyMatrices(a,b);d[0]=e[0];d[1]=e[1];d[2]=e[2];d[3]=e[3];d[4]=e[4];d[5]=e[5];d[6]=e[6];d[7]=e[7];d[8]=e[8];d[9]=e[9];d[10]=e[10];d[11]=e[11];d[12]=e[12];d[13]=e[13];d[14]=e[14];d[15]=e[15];return this},multiplyScalar:function(a){var b=this.elements;b[0]*=a;b[4]*=a;b[8]*=a;b[12]*=a;b[1]*=a;b[5]*=a;b[9]*=a;b[13]*=
-a;b[2]*=a;b[6]*=a;b[10]*=a;b[14]*=a;b[3]*=a;b[7]*=a;b[11]*=a;b[15]*=a;return this},applyToVector3Array:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length);for(var f=0;f<e;f+=3,d+=3)a.fromArray(c,d),a.applyMatrix4(this),a.toArray(c,d);return c}}(),applyToBuffer:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length/c.itemSize);for(var f=0;f<e;f++,d++)a.x=c.getX(d),a.y=c.getY(d),a.z=
-c.getZ(d),a.applyMatrix4(this),c.setXYZ(a.x,a.y,a.z);return c}}(),determinant:function(){var a=this.elements,b=a[0],d=a[4],e=a[8],f=a[12],h=a[1],l=a[5],g=a[9],k=a[13],v=a[2],q=a[6],p=a[10],m=a[14];return a[3]*(+f*g*q-e*k*q-f*l*p+d*k*p+e*l*m-d*g*m)+a[7]*(+b*g*m-b*k*p+f*h*p-e*h*m+e*k*v-f*g*v)+a[11]*(+b*k*q-b*l*m-f*h*q+d*h*m+f*l*v-d*k*v)+a[15]*(-e*l*v-b*g*q+b*l*p+e*h*q-d*h*p+d*g*v)},transpose:function(){var a=this.elements,b;b=a[1];a[1]=a[4];a[4]=b;b=a[2];a[2]=a[8];a[8]=b;b=a[6];a[6]=a[9];a[9]=b;b=a[3];
-a[3]=a[12];a[12]=b;b=a[7];a[7]=a[13];a[13]=b;b=a[11];a[11]=a[14];a[14]=b;return this},flattenToArrayOffset:function(a,b){console.warn("THREE.Matrix3: .flattenToArrayOffset is deprecated - just use .toArray instead.");return this.toArray(a,b)},getPosition:function(){var a;return function(){void 0===a&&(a=new b.Vector3);console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead.");return a.setFromMatrixColumn(this,3)}}(),setPosition:function(a){var b=
-this.elements;b[12]=a.x;b[13]=a.y;b[14]=a.z;return this},getInverse:function(a,b){var d=this.elements,e=a.elements,f=e[0],h=e[1],l=e[2],g=e[3],k=e[4],v=e[5],q=e[6],p=e[7],m=e[8],r=e[9],s=e[10],x=e[11],u=e[12],w=e[13],n=e[14],e=e[15],y=r*n*p-w*s*p+w*q*x-v*n*x-r*q*e+v*s*e,z=u*s*p-m*n*p-u*q*x+k*n*x+m*q*e-k*s*e,I=m*w*p-u*r*p+u*v*x-k*w*x-m*v*e+k*r*e,G=u*r*q-m*w*q-u*v*s+k*w*s+m*v*n-k*r*n,K=f*y+h*z+l*I+g*G;if(0===K){if(b)throw Error("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");
-return this.identity()}d[0]=y;d[1]=w*s*g-r*n*g-w*l*x+h*n*x+r*l*e-h*s*e;d[2]=v*n*g-w*q*g+w*l*p-h*n*p-v*l*e+h*q*e;d[3]=r*q*g-v*s*g-r*l*p+h*s*p+v*l*x-h*q*x;d[4]=z;d[5]=m*n*g-u*s*g+u*l*x-f*n*x-m*l*e+f*s*e;d[6]=u*q*g-k*n*g-u*l*p+f*n*p+k*l*e-f*q*e;d[7]=k*s*g-m*q*g+m*l*p-f*s*p-k*l*x+f*q*x;d[8]=I;d[9]=u*r*g-m*w*g-u*h*x+f*w*x+m*h*e-f*r*e;d[10]=k*w*g-u*v*g+u*h*p-f*w*p-k*h*e+f*v*e;d[11]=m*v*g-k*r*g-m*h*p+f*r*p+k*h*x-f*v*x;d[12]=G;d[13]=m*w*l-u*r*l+u*h*s-f*w*s-m*h*n+f*r*n;d[14]=u*v*l-k*w*l-u*h*q+f*w*q+k*h*n-
-f*v*n;d[15]=k*r*l-m*v*l+m*h*q-f*r*q-k*h*s+f*v*s;return this.multiplyScalar(1/K)},scale:function(a){var b=this.elements,d=a.x,e=a.y;a=a.z;b[0]*=d;b[4]*=e;b[8]*=a;b[1]*=d;b[5]*=e;b[9]*=a;b[2]*=d;b[6]*=e;b[10]*=a;b[3]*=d;b[7]*=e;b[11]*=a;return this},getMaxScaleOnAxis:function(){var a=this.elements;return Math.sqrt(Math.max(a[0]*a[0]+a[1]*a[1]+a[2]*a[2],a[4]*a[4]+a[5]*a[5]+a[6]*a[6],a[8]*a[8]+a[9]*a[9]+a[10]*a[10]))},makeTranslation:function(a,b,d){this.set(1,0,0,a,0,1,0,b,0,0,1,d,0,0,0,1);return this},
-makeRotationX:function(a){var b=Math.cos(a);a=Math.sin(a);this.set(1,0,0,0,0,b,-a,0,0,a,b,0,0,0,0,1);return this},makeRotationY:function(a){var b=Math.cos(a);a=Math.sin(a);this.set(b,0,a,0,0,1,0,0,-a,0,b,0,0,0,0,1);return this},makeRotationZ:function(a){var b=Math.cos(a);a=Math.sin(a);this.set(b,-a,0,0,a,b,0,0,0,0,1,0,0,0,0,1);return this},makeRotationAxis:function(a,b){var d=Math.cos(b),e=Math.sin(b),f=1-d,h=a.x,l=a.y,g=a.z,k=f*h,v=f*l;this.set(k*h+d,k*l-e*g,k*g+e*l,0,k*l+e*g,v*l+d,v*g-e*h,0,k*g-
-e*l,v*g+e*h,f*g*g+d,0,0,0,0,1);return this},makeScale:function(a,b,d){this.set(a,0,0,0,0,b,0,0,0,0,d,0,0,0,0,1);return this},compose:function(a,b,d){this.makeRotationFromQuaternion(b);this.scale(d);this.setPosition(a);return this},decompose:function(){var a,c;return function(d,e,f){void 0===a&&(a=new b.Vector3);void 0===c&&(c=new b.Matrix4);var h=this.elements,l=a.set(h[0],h[1],h[2]).length(),g=a.set(h[4],h[5],h[6]).length(),k=a.set(h[8],h[9],h[10]).length();0>this.determinant()&&(l=-l);d.x=h[12];
-d.y=h[13];d.z=h[14];c.elements.set(this.elements);d=1/l;var h=1/g,v=1/k;c.elements[0]*=d;c.elements[1]*=d;c.elements[2]*=d;c.elements[4]*=h;c.elements[5]*=h;c.elements[6]*=h;c.elements[8]*=v;c.elements[9]*=v;c.elements[10]*=v;e.setFromRotationMatrix(c);f.x=l;f.y=g;f.z=k;return this}}(),makeFrustum:function(a,b,d,e,f,h){var l=this.elements;l[0]=2*f/(b-a);l[4]=0;l[8]=(b+a)/(b-a);l[12]=0;l[1]=0;l[5]=2*f/(e-d);l[9]=(e+d)/(e-d);l[13]=0;l[2]=0;l[6]=0;l[10]=-(h+f)/(h-f);l[14]=-2*h*f/(h-f);l[3]=0;l[7]=0;
-l[11]=-1;l[15]=0;return this},makePerspective:function(a,c,d,e){a=d*Math.tan(b.Math.DEG2RAD*a*.5);var f=-a;return this.makeFrustum(f*c,a*c,f,a,d,e)},makeOrthographic:function(a,b,d,e,f,h){var l=this.elements,g=1/(b-a),k=1/(d-e),v=1/(h-f);l[0]=2*g;l[4]=0;l[8]=0;l[12]=-((b+a)*g);l[1]=0;l[5]=2*k;l[9]=0;l[13]=-((d+e)*k);l[2]=0;l[6]=0;l[10]=-2*v;l[14]=-((h+f)*v);l[3]=0;l[7]=0;l[11]=0;l[15]=1;return this},equals:function(a){var b=this.elements;a=a.elements;for(var d=0;16>d;d++)if(b[d]!==a[d])return!1;return!0},
-fromArray:function(a){this.elements.set(a);return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);var d=this.elements;a[b]=d[0];a[b+1]=d[1];a[b+2]=d[2];a[b+3]=d[3];a[b+4]=d[4];a[b+5]=d[5];a[b+6]=d[6];a[b+7]=d[7];a[b+8]=d[8];a[b+9]=d[9];a[b+10]=d[10];a[b+11]=d[11];a[b+12]=d[12];a[b+13]=d[13];a[b+14]=d[14];a[b+15]=d[15];return a}};b.Ray=function(a,c){this.origin=void 0!==a?a:new b.Vector3;this.direction=void 0!==c?c:new b.Vector3};b.Ray.prototype={constructor:b.Ray,set:function(a,b){this.origin.copy(a);
-this.direction.copy(b);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.origin.copy(a.origin);this.direction.copy(a.direction);return this},at:function(a,c){return(c||new b.Vector3).copy(this.direction).multiplyScalar(a).add(this.origin)},lookAt:function(a){this.direction.copy(a).sub(this.origin).normalize()},recast:function(){var a=new b.Vector3;return function(b){this.origin.copy(this.at(b,a));return this}}(),closestPointToPoint:function(a,c){var d=c||
-new b.Vector3;d.subVectors(a,this.origin);var e=d.dot(this.direction);return 0>e?d.copy(this.origin):d.copy(this.direction).multiplyScalar(e).add(this.origin)},distanceToPoint:function(a){return Math.sqrt(this.distanceSqToPoint(a))},distanceSqToPoint:function(){var a=new b.Vector3;return function(b){var d=a.subVectors(b,this.origin).dot(this.direction);if(0>d)return this.origin.distanceToSquared(b);a.copy(this.direction).multiplyScalar(d).add(this.origin);return a.distanceToSquared(b)}}(),distanceSqToSegment:function(){var a=
-new b.Vector3,c=new b.Vector3,d=new b.Vector3;return function(b,f,h,l){a.copy(b).add(f).multiplyScalar(.5);c.copy(f).sub(b).normalize();d.copy(this.origin).sub(a);var g=.5*b.distanceTo(f),k=-this.direction.dot(c),v=d.dot(this.direction),q=-d.dot(c),p=d.lengthSq(),m=Math.abs(1-k*k),r;0<m?(b=k*q-v,f=k*v-q,r=g*m,0<=b?f>=-r?f<=r?(g=1/m,b*=g,f*=g,k=b*(b+k*f+2*v)+f*(k*b+f+2*q)+p):(f=g,b=Math.max(0,-(k*f+v)),k=-b*b+f*(f+2*q)+p):(f=-g,b=Math.max(0,-(k*f+v)),k=-b*b+f*(f+2*q)+p):f<=-r?(b=Math.max(0,-(-k*g+
-v)),f=0<b?-g:Math.min(Math.max(-g,-q),g),k=-b*b+f*(f+2*q)+p):f<=r?(b=0,f=Math.min(Math.max(-g,-q),g),k=f*(f+2*q)+p):(b=Math.max(0,-(k*g+v)),f=0<b?g:Math.min(Math.max(-g,-q),g),k=-b*b+f*(f+2*q)+p)):(f=0<k?-g:g,b=Math.max(0,-(k*f+v)),k=-b*b+f*(f+2*q)+p);h&&h.copy(this.direction).multiplyScalar(b).add(this.origin);l&&l.copy(c).multiplyScalar(f).add(a);return k}}(),intersectSphere:function(){var a=new b.Vector3;return function(b,d){a.subVectors(b.center,this.origin);var e=a.dot(this.direction),f=a.dot(a)-
-e*e,h=b.radius*b.radius;if(f>h)return null;h=Math.sqrt(h-f);f=e-h;e+=h;return 0>f&&0>e?null:0>f?this.at(e,d):this.at(f,d)}}(),intersectsSphere:function(a){return this.distanceToPoint(a.center)<=a.radius},distanceToPlane:function(a){var b=a.normal.dot(this.direction);if(0===b)return 0===a.distanceToPoint(this.origin)?0:null;a=-(this.origin.dot(a.normal)+a.constant)/b;return 0<=a?a:null},intersectPlane:function(a,b){var d=this.distanceToPlane(a);return null===d?null:this.at(d,b)},intersectsPlane:function(a){var b=
-a.distanceToPoint(this.origin);return 0===b||0>a.normal.dot(this.direction)*b?!0:!1},intersectBox:function(a,b){var d,e,f,h,l;e=1/this.direction.x;h=1/this.direction.y;l=1/this.direction.z;var g=this.origin;0<=e?(d=(a.min.x-g.x)*e,e*=a.max.x-g.x):(d=(a.max.x-g.x)*e,e*=a.min.x-g.x);0<=h?(f=(a.min.y-g.y)*h,h*=a.max.y-g.y):(f=(a.max.y-g.y)*h,h*=a.min.y-g.y);if(d>h||f>e)return null;if(f>d||d!==d)d=f;if(h<e||e!==e)e=h;0<=l?(f=(a.min.z-g.z)*l,l*=a.max.z-g.z):(f=(a.max.z-g.z)*l,l*=a.min.z-g.z);if(d>l||f>
-e)return null;if(f>d||d!==d)d=f;if(l<e||e!==e)e=l;return 0>e?null:this.at(0<=d?d:e,b)},intersectsBox:function(){var a=new b.Vector3;return function(b){return null!==this.intersectBox(b,a)}}(),intersectTriangle:function(){var a=new b.Vector3,c=new b.Vector3,d=new b.Vector3,e=new b.Vector3;return function(b,h,l,g,k){c.subVectors(h,b);d.subVectors(l,b);e.crossVectors(c,d);h=this.direction.dot(e);if(0<h){if(g)return null;g=1}else if(0>h)g=-1,h=-h;else return null;a.subVectors(this.origin,b);b=g*this.direction.dot(d.crossVectors(a,
+this.x+this.y*this.y+this.z*this.z+this.w*this.w)},lengthManhattan: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())},setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,c){this.x+=(a.x-this.x)*c;this.y+=(a.y-this.y)*c;this.z+=(a.z-this.z)*c;this.w+=(a.w-this.w)*c;return this},lerpVectors:function(a,c,b){this.subVectors(c,a).multiplyScalar(b).add(a);return this},equals:function(a){return a.x===
+this.x&&a.y===this.y&&a.z===this.z&&a.w===this.w},fromArray:function(a,c){void 0===c&&(c=0);this.x=a[c];this.y=a[c+1];this.z=a[c+2];this.w=a[c+3];return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);a[c]=this.x;a[c+1]=this.y;a[c+2]=this.z;a[c+3]=this.w;return a},fromAttribute:function(a,c,b){void 0===b&&(b=0);c=c*a.itemSize+b;this.x=a.array[c];this.y=a.array[c+1];this.z=a.array[c+2];this.w=a.array[c+3];return this}};b.Euler=function(a,c,d,e){this._x=a||0;this._y=c||0;this._z=d||
+0;this._order=e||b.Euler.DefaultOrder};b.Euler.RotationOrders="XYZ YZX ZXY XZY YXZ ZYX".split(" ");b.Euler.DefaultOrder="XYZ";b.Euler.prototype={constructor:b.Euler,get x(){return this._x},set x(a){this._x=a;this.onChangeCallback()},get y(){return this._y},set y(a){this._y=a;this.onChangeCallback()},get z(){return this._z},set z(a){this._z=a;this.onChangeCallback()},get order(){return this._order},set order(a){this._order=a;this.onChangeCallback()},set:function(a,c,b,e){this._x=a;this._y=c;this._z=
+b;this._order=e||this._order;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(a){this._x=a._x;this._y=a._y;this._z=a._z;this._order=a._order;this.onChangeCallback();return this},setFromRotationMatrix:function(a,c,d){var e=b.Math.clamp,f=a.elements;a=f[0];var h=f[4],l=f[8],g=f[1],k=f[5],w=f[9],p=f[2],n=f[6],f=f[10];c=c||this._order;"XYZ"===c?(this._y=Math.asin(e(l,-1,1)),.99999>Math.abs(l)?(this._x=Math.atan2(-w,f),
+this._z=Math.atan2(-h,a)):(this._x=Math.atan2(n,k),this._z=0)):"YXZ"===c?(this._x=Math.asin(-e(w,-1,1)),.99999>Math.abs(w)?(this._y=Math.atan2(l,f),this._z=Math.atan2(g,k)):(this._y=Math.atan2(-p,a),this._z=0)):"ZXY"===c?(this._x=Math.asin(e(n,-1,1)),.99999>Math.abs(n)?(this._y=Math.atan2(-p,f),this._z=Math.atan2(-h,k)):(this._y=0,this._z=Math.atan2(g,a))):"ZYX"===c?(this._y=Math.asin(-e(p,-1,1)),.99999>Math.abs(p)?(this._x=Math.atan2(n,f),this._z=Math.atan2(g,a)):(this._x=0,this._z=Math.atan2(-h,
+k))):"YZX"===c?(this._z=Math.asin(e(g,-1,1)),.99999>Math.abs(g)?(this._x=Math.atan2(-w,k),this._y=Math.atan2(-p,a)):(this._x=0,this._y=Math.atan2(l,f))):"XZY"===c?(this._z=Math.asin(-e(h,-1,1)),.99999>Math.abs(h)?(this._x=Math.atan2(n,k),this._y=Math.atan2(l,a)):(this._x=Math.atan2(-w,f),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+c);this._order=c;if(!1!==d)this.onChangeCallback();return this},setFromQuaternion:function(){var a;return function(c,d,e){void 0===
+a&&(a=new b.Matrix4);a.makeRotationFromQuaternion(c);this.setFromRotationMatrix(a,d,e);return this}}(),setFromVector3:function(a,c){return this.set(a.x,a.y,a.z,c||this._order)},reorder:function(){var a=new b.Quaternion;return function(c){a.setFromEuler(this);this.setFromQuaternion(a,c)}}(),equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._order===this._order},fromArray:function(a){this._x=a[0];this._y=a[1];this._z=a[2];void 0!==a[3]&&(this._order=a[3]);this.onChangeCallback();
+return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);a[c]=this._x;a[c+1]=this._y;a[c+2]=this._z;a[c+3]=this._order;return a},toVector3:function(a){return a?a.set(this._x,this._y,this._z):new b.Vector3(this._x,this._y,this._z)},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}};b.Matrix3=function(){this.elements=new Float32Array([1,0,0,0,1,0,0,0,1]);0<arguments.length&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")};
+b.Matrix3.prototype={constructor:b.Matrix3,set:function(a,c,b,e,f,h,l,g,k){var w=this.elements;w[0]=a;w[1]=e;w[2]=l;w[3]=c;w[4]=f;w[5]=g;w[6]=b;w[7]=h;w[8]=k;return this},identity:function(){this.set(1,0,0,0,1,0,0,0,1);return this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(a){a=a.elements;this.set(a[0],a[3],a[6],a[1],a[4],a[7],a[2],a[5],a[8]);return this},setFromMatrix4:function(a){a=a.elements;this.set(a[0],a[4],a[8],a[1],a[5],a[9],a[2],a[6],a[10]);return this},
+applyToVector3Array:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length);for(var f=0;f<e;f+=3,d+=3)a.fromArray(c,d),a.applyMatrix3(this),a.toArray(c,d);return c}}(),applyToBuffer:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length/c.itemSize);for(var f=0;f<e;f++,d++)a.x=c.getX(d),a.y=c.getY(d),a.z=c.getZ(d),a.applyMatrix3(this),c.setXYZ(a.x,a.y,a.z);return c}}(),multiplyScalar:function(a){var c=
+this.elements;c[0]*=a;c[3]*=a;c[6]*=a;c[1]*=a;c[4]*=a;c[7]*=a;c[2]*=a;c[5]*=a;c[8]*=a;return this},determinant:function(){var a=this.elements,c=a[0],b=a[1],e=a[2],f=a[3],h=a[4],l=a[5],g=a[6],k=a[7],a=a[8];return c*h*a-c*l*k-b*f*a+b*l*g+e*f*k-e*h*g},getInverse:function(a,c){a instanceof b.Matrix4&&console.error("THREE.Matrix3.getInverse no longer takes a Matrix4 argument.");var d=a.elements,e=this.elements,f=d[0],h=d[1],l=d[2],g=d[3],k=d[4],w=d[5],p=d[6],n=d[7],d=d[8],m=d*k-w*n,r=w*p-d*g,s=n*g-k*p,
+z=f*m+h*r+l*s;if(0===z){if(c)throw Error("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");return this.identity()}e[0]=m;e[1]=l*n-d*h;e[2]=w*h-l*k;e[3]=r;e[4]=d*f-l*p;e[5]=l*g-w*f;e[6]=s;e[7]=h*p-n*f;e[8]=k*f-h*g;return this.multiplyScalar(1/z)},transpose:function(){var a,c=this.elements;a=c[1];c[1]=c[3];c[3]=a;a=c[2];c[2]=c[6];c[6]=a;a=c[5];c[5]=c[7];c[7]=a;return this},flattenToArrayOffset:function(a,
+c){console.warn("THREE.Matrix3: .flattenToArrayOffset is deprecated - just use .toArray instead.");return this.toArray(a,c)},getNormalMatrix:function(a){return this.setFromMatrix4(a).getInverse(this).transpose()},transposeIntoArray:function(a){var c=this.elements;a[0]=c[0];a[1]=c[3];a[2]=c[6];a[3]=c[1];a[4]=c[4];a[5]=c[7];a[6]=c[2];a[7]=c[5];a[8]=c[8];return this},fromArray:function(a){this.elements.set(a);return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);var b=this.elements;
+a[c]=b[0];a[c+1]=b[1];a[c+2]=b[2];a[c+3]=b[3];a[c+4]=b[4];a[c+5]=b[5];a[c+6]=b[6];a[c+7]=b[7];a[c+8]=b[8];return a}};b.Matrix4=function(){this.elements=new Float32Array([1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]);0<arguments.length&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")};b.Matrix4.prototype={constructor:b.Matrix4,set:function(a,c,b,e,f,h,l,g,k,w,p,n,m,r,s,z){var q=this.elements;q[0]=a;q[4]=c;q[8]=b;q[12]=e;q[1]=f;q[5]=h;q[9]=l;q[13]=g;q[2]=k;q[6]=w;
+q[10]=p;q[14]=n;q[3]=m;q[7]=r;q[11]=s;q[15]=z;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},clone:function(){return(new b.Matrix4).fromArray(this.elements)},copy:function(a){this.elements.set(a.elements);return this},copyPosition:function(a){var c=this.elements;a=a.elements;c[12]=a[12];c[13]=a[13];c[14]=a[14];return this},extractBasis:function(a,c,b){a.setFromMatrixColumn(this,0);c.setFromMatrixColumn(this,1);b.setFromMatrixColumn(this,2);return this},makeBasis:function(a,
+c,b){this.set(a.x,c.x,b.x,0,a.y,c.y,b.y,0,a.z,c.z,b.z,0,0,0,0,1);return this},extractRotation:function(){var a;return function(c){void 0===a&&(a=new b.Vector3);var d=this.elements,e=c.elements,f=1/a.setFromMatrixColumn(c,0).length(),h=1/a.setFromMatrixColumn(c,1).length();c=1/a.setFromMatrixColumn(c,2).length();d[0]=e[0]*f;d[1]=e[1]*f;d[2]=e[2]*f;d[4]=e[4]*h;d[5]=e[5]*h;d[6]=e[6]*h;d[8]=e[8]*c;d[9]=e[9]*c;d[10]=e[10]*c;return this}}(),makeRotationFromEuler:function(a){!1===a instanceof b.Euler&&console.error("THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");
+var c=this.elements,d=a.x,e=a.y,f=a.z,h=Math.cos(d),d=Math.sin(d),l=Math.cos(e),e=Math.sin(e),g=Math.cos(f),f=Math.sin(f);if("XYZ"===a.order){a=h*g;var k=h*f,w=d*g,p=d*f;c[0]=l*g;c[4]=-l*f;c[8]=e;c[1]=k+w*e;c[5]=a-p*e;c[9]=-d*l;c[2]=p-a*e;c[6]=w+k*e;c[10]=h*l}else"YXZ"===a.order?(a=l*g,k=l*f,w=e*g,p=e*f,c[0]=a+p*d,c[4]=w*d-k,c[8]=h*e,c[1]=h*f,c[5]=h*g,c[9]=-d,c[2]=k*d-w,c[6]=p+a*d,c[10]=h*l):"ZXY"===a.order?(a=l*g,k=l*f,w=e*g,p=e*f,c[0]=a-p*d,c[4]=-h*f,c[8]=w+k*d,c[1]=k+w*d,c[5]=h*g,c[9]=p-a*d,c[2]=
+-h*e,c[6]=d,c[10]=h*l):"ZYX"===a.order?(a=h*g,k=h*f,w=d*g,p=d*f,c[0]=l*g,c[4]=w*e-k,c[8]=a*e+p,c[1]=l*f,c[5]=p*e+a,c[9]=k*e-w,c[2]=-e,c[6]=d*l,c[10]=h*l):"YZX"===a.order?(a=h*l,k=h*e,w=d*l,p=d*e,c[0]=l*g,c[4]=p-a*f,c[8]=w*f+k,c[1]=f,c[5]=h*g,c[9]=-d*g,c[2]=-e*g,c[6]=k*f+w,c[10]=a-p*f):"XZY"===a.order&&(a=h*l,k=h*e,w=d*l,p=d*e,c[0]=l*g,c[4]=-f,c[8]=e*g,c[1]=a*f+p,c[5]=h*g,c[9]=k*f-w,c[2]=w*f-k,c[6]=d*g,c[10]=p*f+a);c[3]=0;c[7]=0;c[11]=0;c[12]=0;c[13]=0;c[14]=0;c[15]=1;return this},makeRotationFromQuaternion:function(a){var c=
+this.elements,b=a.x,e=a.y,f=a.z,h=a.w,l=b+b,g=e+e,k=f+f;a=b*l;var w=b*g,b=b*k,p=e*g,e=e*k,f=f*k,l=h*l,g=h*g,h=h*k;c[0]=1-(p+f);c[4]=w-h;c[8]=b+g;c[1]=w+h;c[5]=1-(a+f);c[9]=e-l;c[2]=b-g;c[6]=e+l;c[10]=1-(a+p);c[3]=0;c[7]=0;c[11]=0;c[12]=0;c[13]=0;c[14]=0;c[15]=1;return this},lookAt:function(){var a,c,d;return function(e,f,h){void 0===a&&(a=new b.Vector3);void 0===c&&(c=new b.Vector3);void 0===d&&(d=new b.Vector3);var l=this.elements;d.subVectors(e,f).normalize();0===d.lengthSq()&&(d.z=1);a.crossVectors(h,
+d).normalize();0===a.lengthSq()&&(d.x+=1E-4,a.crossVectors(h,d).normalize());c.crossVectors(d,a);l[0]=a.x;l[4]=c.x;l[8]=d.x;l[1]=a.y;l[5]=c.y;l[9]=d.y;l[2]=a.z;l[6]=c.z;l[10]=d.z;return this}}(),multiply:function(a,c){return void 0!==c?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(a,c)):this.multiplyMatrices(this,a)},premultiply:function(a){return this.multiplyMatrices(a,this)},multiplyMatrices:function(a,c){var b=
+a.elements,e=c.elements,f=this.elements,h=b[0],l=b[4],g=b[8],k=b[12],w=b[1],p=b[5],n=b[9],m=b[13],r=b[2],s=b[6],z=b[10],q=b[14],x=b[3],t=b[7],y=b[11],b=b[15],u=e[0],J=e[4],B=e[8],I=e[12],F=e[1],O=e[5],M=e[9],R=e[13],D=e[2],H=e[6],S=e[10],C=e[14],Q=e[3],K=e[7],N=e[11],e=e[15];f[0]=h*u+l*F+g*D+k*Q;f[4]=h*J+l*O+g*H+k*K;f[8]=h*B+l*M+g*S+k*N;f[12]=h*I+l*R+g*C+k*e;f[1]=w*u+p*F+n*D+m*Q;f[5]=w*J+p*O+n*H+m*K;f[9]=w*B+p*M+n*S+m*N;f[13]=w*I+p*R+n*C+m*e;f[2]=r*u+s*F+z*D+q*Q;f[6]=r*J+s*O+z*H+q*K;f[10]=r*B+s*M+
+z*S+q*N;f[14]=r*I+s*R+z*C+q*e;f[3]=x*u+t*F+y*D+b*Q;f[7]=x*J+t*O+y*H+b*K;f[11]=x*B+t*M+y*S+b*N;f[15]=x*I+t*R+y*C+b*e;return this},multiplyToArray:function(a,c,b){var e=this.elements;this.multiplyMatrices(a,c);b[0]=e[0];b[1]=e[1];b[2]=e[2];b[3]=e[3];b[4]=e[4];b[5]=e[5];b[6]=e[6];b[7]=e[7];b[8]=e[8];b[9]=e[9];b[10]=e[10];b[11]=e[11];b[12]=e[12];b[13]=e[13];b[14]=e[14];b[15]=e[15];return this},multiplyScalar:function(a){var c=this.elements;c[0]*=a;c[4]*=a;c[8]*=a;c[12]*=a;c[1]*=a;c[5]*=a;c[9]*=a;c[13]*=
+a;c[2]*=a;c[6]*=a;c[10]*=a;c[14]*=a;c[3]*=a;c[7]*=a;c[11]*=a;c[15]*=a;return this},applyToVector3Array:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length);for(var f=0;f<e;f+=3,d+=3)a.fromArray(c,d),a.applyMatrix4(this),a.toArray(c,d);return c}}(),applyToBuffer:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length/c.itemSize);for(var f=0;f<e;f++,d++)a.x=c.getX(d),a.y=c.getY(d),a.z=
+c.getZ(d),a.applyMatrix4(this),c.setXYZ(a.x,a.y,a.z);return c}}(),determinant:function(){var a=this.elements,c=a[0],b=a[4],e=a[8],f=a[12],h=a[1],l=a[5],g=a[9],k=a[13],w=a[2],p=a[6],n=a[10],m=a[14];return a[3]*(+f*g*p-e*k*p-f*l*n+b*k*n+e*l*m-b*g*m)+a[7]*(+c*g*m-c*k*n+f*h*n-e*h*m+e*k*w-f*g*w)+a[11]*(+c*k*p-c*l*m-f*h*p+b*h*m+f*l*w-b*k*w)+a[15]*(-e*l*w-c*g*p+c*l*n+e*h*p-b*h*n+b*g*w)},transpose:function(){var a=this.elements,c;c=a[1];a[1]=a[4];a[4]=c;c=a[2];a[2]=a[8];a[8]=c;c=a[6];a[6]=a[9];a[9]=c;c=a[3];
+a[3]=a[12];a[12]=c;c=a[7];a[7]=a[13];a[13]=c;c=a[11];a[11]=a[14];a[14]=c;return this},flattenToArrayOffset:function(a,c){console.warn("THREE.Matrix3: .flattenToArrayOffset is deprecated - just use .toArray instead.");return this.toArray(a,c)},getPosition:function(){var a;return function(){void 0===a&&(a=new b.Vector3);console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead.");return a.setFromMatrixColumn(this,3)}}(),setPosition:function(a){var c=
+this.elements;c[12]=a.x;c[13]=a.y;c[14]=a.z;return this},getInverse:function(a,c){var b=this.elements,e=a.elements,f=e[0],h=e[1],l=e[2],g=e[3],k=e[4],w=e[5],p=e[6],n=e[7],m=e[8],r=e[9],s=e[10],z=e[11],q=e[12],x=e[13],t=e[14],e=e[15],y=r*t*n-x*s*n+x*p*z-w*t*z-r*p*e+w*s*e,u=q*s*n-m*t*n-q*p*z+k*t*z+m*p*e-k*s*e,J=m*x*n-q*r*n+q*w*z-k*x*z-m*w*e+k*r*e,B=q*r*p-m*x*p-q*w*s+k*x*s+m*w*t-k*r*t,I=f*y+h*u+l*J+g*B;if(0===I){if(c)throw Error("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");
+return this.identity()}b[0]=y;b[1]=x*s*g-r*t*g-x*l*z+h*t*z+r*l*e-h*s*e;b[2]=w*t*g-x*p*g+x*l*n-h*t*n-w*l*e+h*p*e;b[3]=r*p*g-w*s*g-r*l*n+h*s*n+w*l*z-h*p*z;b[4]=u;b[5]=m*t*g-q*s*g+q*l*z-f*t*z-m*l*e+f*s*e;b[6]=q*p*g-k*t*g-q*l*n+f*t*n+k*l*e-f*p*e;b[7]=k*s*g-m*p*g+m*l*n-f*s*n-k*l*z+f*p*z;b[8]=J;b[9]=q*r*g-m*x*g-q*h*z+f*x*z+m*h*e-f*r*e;b[10]=k*x*g-q*w*g+q*h*n-f*x*n-k*h*e+f*w*e;b[11]=m*w*g-k*r*g-m*h*n+f*r*n+k*h*z-f*w*z;b[12]=B;b[13]=m*x*l-q*r*l+q*h*s-f*x*s-m*h*t+f*r*t;b[14]=q*w*l-k*x*l-q*h*p+f*x*p+k*h*t-
+f*w*t;b[15]=k*r*l-m*w*l+m*h*p-f*r*p-k*h*s+f*w*s;return this.multiplyScalar(1/I)},scale:function(a){var c=this.elements,b=a.x,e=a.y;a=a.z;c[0]*=b;c[4]*=e;c[8]*=a;c[1]*=b;c[5]*=e;c[9]*=a;c[2]*=b;c[6]*=e;c[10]*=a;c[3]*=b;c[7]*=e;c[11]*=a;return this},getMaxScaleOnAxis:function(){var a=this.elements;return Math.sqrt(Math.max(a[0]*a[0]+a[1]*a[1]+a[2]*a[2],a[4]*a[4]+a[5]*a[5]+a[6]*a[6],a[8]*a[8]+a[9]*a[9]+a[10]*a[10]))},makeTranslation:function(a,c,b){this.set(1,0,0,a,0,1,0,c,0,0,1,b,0,0,0,1);return this},
+makeRotationX:function(a){var c=Math.cos(a);a=Math.sin(a);this.set(1,0,0,0,0,c,-a,0,0,a,c,0,0,0,0,1);return this},makeRotationY:function(a){var c=Math.cos(a);a=Math.sin(a);this.set(c,0,a,0,0,1,0,0,-a,0,c,0,0,0,0,1);return this},makeRotationZ:function(a){var c=Math.cos(a);a=Math.sin(a);this.set(c,-a,0,0,a,c,0,0,0,0,1,0,0,0,0,1);return this},makeRotationAxis:function(a,c){var b=Math.cos(c),e=Math.sin(c),f=1-b,h=a.x,l=a.y,g=a.z,k=f*h,w=f*l;this.set(k*h+b,k*l-e*g,k*g+e*l,0,k*l+e*g,w*l+b,w*g-e*h,0,k*g-
+e*l,w*g+e*h,f*g*g+b,0,0,0,0,1);return this},makeScale:function(a,c,b){this.set(a,0,0,0,0,c,0,0,0,0,b,0,0,0,0,1);return this},compose:function(a,c,b){this.makeRotationFromQuaternion(c);this.scale(b);this.setPosition(a);return this},decompose:function(){var a,c;return function(d,e,f){void 0===a&&(a=new b.Vector3);void 0===c&&(c=new b.Matrix4);var h=this.elements,l=a.set(h[0],h[1],h[2]).length(),g=a.set(h[4],h[5],h[6]).length(),k=a.set(h[8],h[9],h[10]).length();0>this.determinant()&&(l=-l);d.x=h[12];
+d.y=h[13];d.z=h[14];c.elements.set(this.elements);d=1/l;var h=1/g,w=1/k;c.elements[0]*=d;c.elements[1]*=d;c.elements[2]*=d;c.elements[4]*=h;c.elements[5]*=h;c.elements[6]*=h;c.elements[8]*=w;c.elements[9]*=w;c.elements[10]*=w;e.setFromRotationMatrix(c);f.x=l;f.y=g;f.z=k;return this}}(),makeFrustum:function(a,c,b,e,f,h){var l=this.elements;l[0]=2*f/(c-a);l[4]=0;l[8]=(c+a)/(c-a);l[12]=0;l[1]=0;l[5]=2*f/(e-b);l[9]=(e+b)/(e-b);l[13]=0;l[2]=0;l[6]=0;l[10]=-(h+f)/(h-f);l[14]=-2*h*f/(h-f);l[3]=0;l[7]=0;
+l[11]=-1;l[15]=0;return this},makePerspective:function(a,c,d,e){a=d*Math.tan(b.Math.DEG2RAD*a*.5);var f=-a;return this.makeFrustum(f*c,a*c,f,a,d,e)},makeOrthographic:function(a,c,b,e,f,h){var l=this.elements,g=1/(c-a),k=1/(b-e),w=1/(h-f);l[0]=2*g;l[4]=0;l[8]=0;l[12]=-((c+a)*g);l[1]=0;l[5]=2*k;l[9]=0;l[13]=-((b+e)*k);l[2]=0;l[6]=0;l[10]=-2*w;l[14]=-((h+f)*w);l[3]=0;l[7]=0;l[11]=0;l[15]=1;return this},equals:function(a){var c=this.elements;a=a.elements;for(var b=0;16>b;b++)if(c[b]!==a[b])return!1;return!0},
+fromArray:function(a){this.elements.set(a);return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);var b=this.elements;a[c]=b[0];a[c+1]=b[1];a[c+2]=b[2];a[c+3]=b[3];a[c+4]=b[4];a[c+5]=b[5];a[c+6]=b[6];a[c+7]=b[7];a[c+8]=b[8];a[c+9]=b[9];a[c+10]=b[10];a[c+11]=b[11];a[c+12]=b[12];a[c+13]=b[13];a[c+14]=b[14];a[c+15]=b[15];return a}};b.Ray=function(a,c){this.origin=void 0!==a?a:new b.Vector3;this.direction=void 0!==c?c:new b.Vector3};b.Ray.prototype={constructor:b.Ray,set:function(a,c){this.origin.copy(a);
+this.direction.copy(c);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.origin.copy(a.origin);this.direction.copy(a.direction);return this},at:function(a,c){return(c||new b.Vector3).copy(this.direction).multiplyScalar(a).add(this.origin)},lookAt:function(a){this.direction.copy(a).sub(this.origin).normalize()},recast:function(){var a=new b.Vector3;return function(c){this.origin.copy(this.at(c,a));return this}}(),closestPointToPoint:function(a,c){var d=c||
+new b.Vector3;d.subVectors(a,this.origin);var e=d.dot(this.direction);return 0>e?d.copy(this.origin):d.copy(this.direction).multiplyScalar(e).add(this.origin)},distanceToPoint:function(a){return Math.sqrt(this.distanceSqToPoint(a))},distanceSqToPoint:function(){var a=new b.Vector3;return function(c){var b=a.subVectors(c,this.origin).dot(this.direction);if(0>b)return this.origin.distanceToSquared(c);a.copy(this.direction).multiplyScalar(b).add(this.origin);return a.distanceToSquared(c)}}(),distanceSqToSegment:function(){var a=
+new b.Vector3,c=new b.Vector3,d=new b.Vector3;return function(b,f,h,l){a.copy(b).add(f).multiplyScalar(.5);c.copy(f).sub(b).normalize();d.copy(this.origin).sub(a);var g=.5*b.distanceTo(f),k=-this.direction.dot(c),w=d.dot(this.direction),p=-d.dot(c),n=d.lengthSq(),m=Math.abs(1-k*k),r;0<m?(b=k*p-w,f=k*w-p,r=g*m,0<=b?f>=-r?f<=r?(g=1/m,b*=g,f*=g,k=b*(b+k*f+2*w)+f*(k*b+f+2*p)+n):(f=g,b=Math.max(0,-(k*f+w)),k=-b*b+f*(f+2*p)+n):(f=-g,b=Math.max(0,-(k*f+w)),k=-b*b+f*(f+2*p)+n):f<=-r?(b=Math.max(0,-(-k*g+
+w)),f=0<b?-g:Math.min(Math.max(-g,-p),g),k=-b*b+f*(f+2*p)+n):f<=r?(b=0,f=Math.min(Math.max(-g,-p),g),k=f*(f+2*p)+n):(b=Math.max(0,-(k*g+w)),f=0<b?g:Math.min(Math.max(-g,-p),g),k=-b*b+f*(f+2*p)+n)):(f=0<k?-g:g,b=Math.max(0,-(k*f+w)),k=-b*b+f*(f+2*p)+n);h&&h.copy(this.direction).multiplyScalar(b).add(this.origin);l&&l.copy(c).multiplyScalar(f).add(a);return k}}(),intersectSphere:function(){var a=new b.Vector3;return function(c,b){a.subVectors(c.center,this.origin);var e=a.dot(this.direction),f=a.dot(a)-
+e*e,h=c.radius*c.radius;if(f>h)return null;h=Math.sqrt(h-f);f=e-h;e+=h;return 0>f&&0>e?null:0>f?this.at(e,b):this.at(f,b)}}(),intersectsSphere:function(a){return this.distanceToPoint(a.center)<=a.radius},distanceToPlane:function(a){var c=a.normal.dot(this.direction);if(0===c)return 0===a.distanceToPoint(this.origin)?0:null;a=-(this.origin.dot(a.normal)+a.constant)/c;return 0<=a?a:null},intersectPlane:function(a,c){var b=this.distanceToPlane(a);return null===b?null:this.at(b,c)},intersectsPlane:function(a){var c=
+a.distanceToPoint(this.origin);return 0===c||0>a.normal.dot(this.direction)*c?!0:!1},intersectBox:function(a,c){var b,e,f,h,l;e=1/this.direction.x;h=1/this.direction.y;l=1/this.direction.z;var g=this.origin;0<=e?(b=(a.min.x-g.x)*e,e*=a.max.x-g.x):(b=(a.max.x-g.x)*e,e*=a.min.x-g.x);0<=h?(f=(a.min.y-g.y)*h,h*=a.max.y-g.y):(f=(a.max.y-g.y)*h,h*=a.min.y-g.y);if(b>h||f>e)return null;if(f>b||b!==b)b=f;if(h<e||e!==e)e=h;0<=l?(f=(a.min.z-g.z)*l,l*=a.max.z-g.z):(f=(a.max.z-g.z)*l,l*=a.min.z-g.z);if(b>l||f>
+e)return null;if(f>b||b!==b)b=f;if(l<e||e!==e)e=l;return 0>e?null:this.at(0<=b?b:e,c)},intersectsBox:function(){var a=new b.Vector3;return function(c){return null!==this.intersectBox(c,a)}}(),intersectTriangle:function(){var a=new b.Vector3,c=new b.Vector3,d=new b.Vector3,e=new b.Vector3;return function(b,h,l,g,k){c.subVectors(h,b);d.subVectors(l,b);e.crossVectors(c,d);h=this.direction.dot(e);if(0<h){if(g)return null;g=1}else if(0>h)g=-1,h=-h;else return null;a.subVectors(this.origin,b);b=g*this.direction.dot(d.crossVectors(a,
 d));if(0>b)return null;l=g*this.direction.dot(c.cross(a));if(0>l||b+l>h)return null;b=-g*a.dot(e);return 0>b?null:this.at(b/h,k)}}(),applyMatrix4:function(a){this.direction.add(this.origin).applyMatrix4(a);this.origin.applyMatrix4(a);this.direction.sub(this.origin);this.direction.normalize();return this},equals:function(a){return a.origin.equals(this.origin)&&a.direction.equals(this.direction)}};b.Box2=function(a,c){this.min=void 0!==a?a:new b.Vector2(Infinity,Infinity);this.max=void 0!==c?c:new b.Vector2(-Infinity,
--Infinity)};b.Box2.prototype={constructor:b.Box2,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromPoints:function(a){this.makeEmpty();for(var b=0,d=a.length;b<d;b++)this.expandByPoint(a[b]);return this},setFromCenterAndSize:function(){var a=new b.Vector2;return function(b,d){var e=a.copy(d).multiplyScalar(.5);this.min.copy(b).sub(e);this.max.copy(b).add(e);return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);
+-Infinity)};b.Box2.prototype={constructor:b.Box2,set:function(a,c){this.min.copy(a);this.max.copy(c);return this},setFromPoints:function(a){this.makeEmpty();for(var c=0,b=a.length;c<b;c++)this.expandByPoint(a[c]);return this},setFromCenterAndSize:function(){var a=new b.Vector2;return function(c,b){var e=a.copy(b).multiplyScalar(.5);this.min.copy(c).sub(e);this.max.copy(c).add(e);return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);
 return this},makeEmpty:function(){this.min.x=this.min.y=Infinity;this.max.x=this.max.y=-Infinity;return this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},center:function(a){return(a||new b.Vector2).addVectors(this.min,this.max).multiplyScalar(.5)},size:function(a){return(a||new b.Vector2).subVectors(this.max,this.min)},expandByPoint:function(a){this.min.min(a);this.max.max(a);return this},expandByVector:function(a){this.min.sub(a);this.max.add(a);return this},expandByScalar:function(a){this.min.addScalar(-a);
 this.max.addScalar(a);return this},containsPoint:function(a){return a.x<this.min.x||a.x>this.max.x||a.y<this.min.y||a.y>this.max.y?!1:!0},containsBox:function(a){return this.min.x<=a.min.x&&a.max.x<=this.max.x&&this.min.y<=a.min.y&&a.max.y<=this.max.y?!0:!1},getParameter:function(a,c){return(c||new b.Vector2).set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(a){return a.max.x<this.min.x||a.min.x>this.max.x||a.max.y<this.min.y||a.min.y>this.max.y?
 !1:!0},clampPoint:function(a,c){return(c||new b.Vector2).copy(a).clamp(this.min,this.max)},distanceToPoint:function(){var a=new b.Vector2;return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).length()}}(),intersect:function(a){this.min.max(a.min);this.max.min(a.max);return this},union:function(a){this.min.min(a.min);this.max.max(a.max);return this},translate:function(a){this.min.add(a);this.max.add(a);return this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}};
-b.Box3=function(a,c){this.min=void 0!==a?a:new b.Vector3(Infinity,Infinity,Infinity);this.max=void 0!==c?c:new b.Vector3(-Infinity,-Infinity,-Infinity)};b.Box3.prototype={constructor:b.Box3,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromArray:function(a){for(var b=Infinity,d=Infinity,e=Infinity,f=-Infinity,h=-Infinity,l=-Infinity,g=0,k=a.length;g<k;g+=3){var v=a[g],q=a[g+1],p=a[g+2];v<b&&(b=v);q<d&&(d=q);p<e&&(e=p);v>f&&(f=v);q>h&&(h=q);p>l&&(l=p)}this.min.set(b,d,e);this.max.set(f,
+b.Box3=function(a,c){this.min=void 0!==a?a:new b.Vector3(Infinity,Infinity,Infinity);this.max=void 0!==c?c:new b.Vector3(-Infinity,-Infinity,-Infinity)};b.Box3.prototype={constructor:b.Box3,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromArray:function(a){for(var b=Infinity,d=Infinity,e=Infinity,f=-Infinity,h=-Infinity,l=-Infinity,g=0,k=a.length;g<k;g+=3){var w=a[g],p=a[g+1],n=a[g+2];w<b&&(b=w);p<d&&(d=p);n<e&&(e=n);w>f&&(f=w);p>h&&(h=p);n>l&&(l=n)}this.min.set(b,d,e);this.max.set(f,
 h,l)},setFromPoints:function(a){this.makeEmpty();for(var b=0,d=a.length;b<d;b++)this.expandByPoint(a[b]);return this},setFromCenterAndSize:function(){var a=new b.Vector3;return function(b,d){var e=a.copy(d).multiplyScalar(.5);this.min.copy(b).sub(e);this.max.copy(b).add(e);return this}}(),setFromObject:function(){var a=new b.Vector3;return function(c){var d=this;c.updateMatrixWorld(!0);this.makeEmpty();c.traverse(function(c){var f=c.geometry;if(void 0!==f)if(f instanceof b.Geometry)for(var h=f.vertices,
 f=0,l=h.length;f<l;f++)a.copy(h[f]),a.applyMatrix4(c.matrixWorld),d.expandByPoint(a);else if(f instanceof b.BufferGeometry&&void 0!==f.attributes.position)for(h=f.attributes.position.array,f=0,l=h.length;f<l;f+=3)a.fromArray(h,f),a.applyMatrix4(c.matrixWorld),d.expandByPoint(a)});return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);return this},makeEmpty:function(){this.min.x=this.min.y=this.min.z=Infinity;this.max.x=
 this.max.y=this.max.z=-Infinity;return this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},center:function(a){return(a||new b.Vector3).addVectors(this.min,this.max).multiplyScalar(.5)},size:function(a){return(a||new b.Vector3).subVectors(this.max,this.min)},expandByPoint:function(a){this.min.min(a);this.max.max(a);return this},expandByVector:function(a){this.min.sub(a);this.max.add(a);return this},expandByScalar:function(a){this.min.addScalar(-a);this.max.addScalar(a);
@@ -468,16 +470,16 @@
 h){if(0===this.distanceToPoint(c.start))return e.copy(c.start)}else return h=-(c.start.dot(this.normal)+this.constant)/h,0>h||1<h?void 0:e.copy(f).multiplyScalar(h).add(c.start)}}(),intersectsLine:function(a){var b=this.distanceToPoint(a.start);a=this.distanceToPoint(a.end);return 0>b&&0<a||0>a&&0<b},intersectsBox:function(a){return a.intersectsPlane(this)},intersectsSphere:function(a){return a.intersectsPlane(this)},coplanarPoint:function(a){return(a||new b.Vector3).copy(this.normal).multiplyScalar(-this.constant)},
 applyMatrix4:function(){var a=new b.Vector3,c=new b.Matrix3;return function(b,e){var f=this.coplanarPoint(a).applyMatrix4(b),h=e||c.getNormalMatrix(b),h=this.normal.applyMatrix3(h).normalize();this.constant=-f.dot(h);return this}}(),translate:function(a){this.constant-=a.dot(this.normal);return this},equals:function(a){return a.normal.equals(this.normal)&&a.constant===this.constant}};b.Frustum=function(a,c,d,e,f,h){this.planes=[void 0!==a?a:new b.Plane,void 0!==c?c:new b.Plane,void 0!==d?d:new b.Plane,
 void 0!==e?e:new b.Plane,void 0!==f?f:new b.Plane,void 0!==h?h:new b.Plane]};b.Frustum.prototype={constructor:b.Frustum,set:function(a,b,d,e,f,h){var l=this.planes;l[0].copy(a);l[1].copy(b);l[2].copy(d);l[3].copy(e);l[4].copy(f);l[5].copy(h);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){for(var b=this.planes,d=0;6>d;d++)b[d].copy(a.planes[d]);return this},setFromMatrix:function(a){var b=this.planes,d=a.elements;a=d[0];var e=d[1],f=d[2],h=d[3],l=d[4],g=d[5],
-k=d[6],v=d[7],q=d[8],p=d[9],m=d[10],r=d[11],s=d[12],x=d[13],u=d[14],d=d[15];b[0].setComponents(h-a,v-l,r-q,d-s).normalize();b[1].setComponents(h+a,v+l,r+q,d+s).normalize();b[2].setComponents(h+e,v+g,r+p,d+x).normalize();b[3].setComponents(h-e,v-g,r-p,d-x).normalize();b[4].setComponents(h-f,v-k,r-m,d-u).normalize();b[5].setComponents(h+f,v+k,r+m,d+u).normalize();return this},intersectsObject:function(){var a=new b.Sphere;return function(b){var d=b.geometry;null===d.boundingSphere&&d.computeBoundingSphere();
+k=d[6],w=d[7],p=d[8],n=d[9],m=d[10],r=d[11],s=d[12],z=d[13],q=d[14],d=d[15];b[0].setComponents(h-a,w-l,r-p,d-s).normalize();b[1].setComponents(h+a,w+l,r+p,d+s).normalize();b[2].setComponents(h+e,w+g,r+n,d+z).normalize();b[3].setComponents(h-e,w-g,r-n,d-z).normalize();b[4].setComponents(h-f,w-k,r-m,d-q).normalize();b[5].setComponents(h+f,w+k,r+m,d+q).normalize();return this},intersectsObject:function(){var a=new b.Sphere;return function(b){var d=b.geometry;null===d.boundingSphere&&d.computeBoundingSphere();
 a.copy(d.boundingSphere);a.applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),intersectsSphere:function(a){var b=this.planes,d=a.center;a=-a.radius;for(var e=0;6>e;e++)if(b[e].distanceToPoint(d)<a)return!1;return!0},intersectsBox:function(){var a=new b.Vector3,c=new b.Vector3;return function(b){for(var e=this.planes,f=0;6>f;f++){var h=e[f];a.x=0<h.normal.x?b.min.x:b.max.x;c.x=0<h.normal.x?b.max.x:b.min.x;a.y=0<h.normal.y?b.min.y:b.max.y;c.y=0<h.normal.y?b.max.y:b.min.y;a.z=0<h.normal.z?
 b.min.z:b.max.z;c.z=0<h.normal.z?b.max.z:b.min.z;var l=h.distanceToPoint(a),h=h.distanceToPoint(c);if(0>l&&0>h)return!1}return!0}}(),containsPoint:function(a){for(var b=this.planes,d=0;6>d;d++)if(0>b[d].distanceToPoint(a))return!1;return!0}};b.Math={DEG2RAD:Math.PI/180,RAD2DEG:180/Math.PI,generateUUID:function(){var a="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz".split(""),b=Array(36),d=0,e;return function(){for(var f=0;36>f;f++)8===f||13===f||18===f||23===f?b[f]="-":14===f?b[f]=
 "4":(2>=d&&(d=33554432+16777216*Math.random()|0),e=d&15,d>>=4,b[f]=a[19===f?e&3|8:e]);return b.join("")}}(),clamp:function(a,b,d){return Math.max(b,Math.min(d,a))},euclideanModulo:function(a,b){return(a%b+b)%b},mapLinear:function(a,b,d,e,f){return e+(a-b)*(f-e)/(d-b)},smoothstep:function(a,b,d){if(a<=b)return 0;if(a>=d)return 1;a=(a-b)/(d-b);return a*a*(3-2*a)},smootherstep:function(a,b,d){if(a<=b)return 0;if(a>=d)return 1;a=(a-b)/(d-b);return a*a*a*(a*(6*a-15)+10)},random16:function(){console.warn("THREE.Math.random16() has been deprecated. Use Math.random() instead.");
 return Math.random()},randInt:function(a,b){return a+Math.floor(Math.random()*(b-a+1))},randFloat:function(a,b){return a+Math.random()*(b-a)},randFloatSpread:function(a){return a*(.5-Math.random())},degToRad:function(a){return a*b.Math.DEG2RAD},radToDeg:function(a){return a*b.Math.RAD2DEG},isPowerOfTwo:function(a){return 0===(a&a-1)&&0!==a},nearestPowerOfTwo:function(a){return Math.pow(2,Math.round(Math.log(a)/Math.LN2))},nextPowerOfTwo:function(a){a--;a|=a>>1;a|=a>>2;a|=a>>4;a|=a>>8;a|=a>>16;a++;
 return a}};b.Triangle=function(a,c,d){this.a=void 0!==a?a:new b.Vector3;this.b=void 0!==c?c:new b.Vector3;this.c=void 0!==d?d:new b.Vector3};b.Triangle.normal=function(){var a=new b.Vector3;return function(c,d,e,f){f=f||new b.Vector3;f.subVectors(e,d);a.subVectors(c,d);f.cross(a);c=f.lengthSq();return 0<c?f.multiplyScalar(1/Math.sqrt(c)):f.set(0,0,0)}}();b.Triangle.barycoordFromPoint=function(){var a=new b.Vector3,c=new b.Vector3,d=new b.Vector3;return function(e,f,h,l,g){a.subVectors(l,f);c.subVectors(h,
-f);d.subVectors(e,f);e=a.dot(a);f=a.dot(c);h=a.dot(d);var k=c.dot(c);l=c.dot(d);var v=e*k-f*f;g=g||new b.Vector3;if(0===v)return g.set(-2,-1,-1);v=1/v;k=(k*h-f*l)*v;e=(e*l-f*h)*v;return g.set(1-k-e,e,k)}}();b.Triangle.containsPoint=function(){var a=new b.Vector3;return function(c,d,e,f){c=b.Triangle.barycoordFromPoint(c,d,e,f,a);return 0<=c.x&&0<=c.y&&1>=c.x+c.y}}();b.Triangle.prototype={constructor:b.Triangle,set:function(a,b,d){this.a.copy(a);this.b.copy(b);this.c.copy(d);return this},setFromPointsAndIndices:function(a,
+f);d.subVectors(e,f);e=a.dot(a);f=a.dot(c);h=a.dot(d);var k=c.dot(c);l=c.dot(d);var w=e*k-f*f;g=g||new b.Vector3;if(0===w)return g.set(-2,-1,-1);w=1/w;k=(k*h-f*l)*w;e=(e*l-f*h)*w;return g.set(1-k-e,e,k)}}();b.Triangle.containsPoint=function(){var a=new b.Vector3;return function(c,d,e,f){c=b.Triangle.barycoordFromPoint(c,d,e,f,a);return 0<=c.x&&0<=c.y&&1>=c.x+c.y}}();b.Triangle.prototype={constructor:b.Triangle,set:function(a,b,d){this.a.copy(a);this.b.copy(b);this.c.copy(d);return this},setFromPointsAndIndices:function(a,
 b,d,e){this.a.copy(a[b]);this.b.copy(a[d]);this.c.copy(a[e]);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.a.copy(a.a);this.b.copy(a.b);this.c.copy(a.c);return this},area:function(){var a=new b.Vector3,c=new b.Vector3;return function(){a.subVectors(this.c,this.b);c.subVectors(this.a,this.b);return.5*a.cross(c).length()}}(),midpoint:function(a){return(a||new b.Vector3).addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},normal:function(a){return b.Triangle.normal(this.a,
 this.b,this.c,a)},plane:function(a){return(a||new b.Plane).setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(a,c){return b.Triangle.barycoordFromPoint(a,this.a,this.b,this.c,c)},containsPoint:function(a){return b.Triangle.containsPoint(a,this.a,this.b,this.c)},closestPointToPoint:function(){var a,c,d,e;return function(f,h){void 0===a&&(a=new b.Plane,c=[new b.Line3,new b.Line3,new b.Line3],d=new b.Vector3,e=new b.Vector3);var l=h||new b.Vector3,g=Infinity;a.setFromCoplanarPoints(this.a,
-this.b,this.c);a.projectPoint(f,d);if(!0===this.containsPoint(d))l.copy(d);else{c[0].set(this.a,this.b);c[1].set(this.b,this.c);c[2].set(this.c,this.a);for(var k=0;k<c.length;k++){c[k].closestPointToPoint(d,!0,e);var v=d.distanceToSquared(e);v<g&&(g=v,l.copy(e))}}return l}}(),equals:function(a){return a.a.equals(this.a)&&a.b.equals(this.b)&&a.c.equals(this.c)}};b.EventDispatcher=function(){};b.EventDispatcher.prototype={constructor:b.EventDispatcher,apply:function(a){a.addEventListener=b.EventDispatcher.prototype.addEventListener;
+this.b,this.c);a.projectPoint(f,d);if(!0===this.containsPoint(d))l.copy(d);else{c[0].set(this.a,this.b);c[1].set(this.b,this.c);c[2].set(this.c,this.a);for(var k=0;k<c.length;k++){c[k].closestPointToPoint(d,!0,e);var w=d.distanceToSquared(e);w<g&&(g=w,l.copy(e))}}return l}}(),equals:function(a){return a.a.equals(this.a)&&a.b.equals(this.b)&&a.c.equals(this.c)}};b.EventDispatcher=function(){};b.EventDispatcher.prototype={constructor:b.EventDispatcher,apply:function(a){a.addEventListener=b.EventDispatcher.prototype.addEventListener;
 a.hasEventListener=b.EventDispatcher.prototype.hasEventListener;a.removeEventListener=b.EventDispatcher.prototype.removeEventListener;a.dispatchEvent=b.EventDispatcher.prototype.dispatchEvent},addEventListener:function(a,b){void 0===this._listeners&&(this._listeners={});var d=this._listeners;void 0===d[a]&&(d[a]=[]);-1===d[a].indexOf(b)&&d[a].push(b)},hasEventListener:function(a,b){if(void 0===this._listeners)return!1;var d=this._listeners;return void 0!==d[a]&&-1!==d[a].indexOf(b)?!0:!1},removeEventListener:function(a,
 b){if(void 0!==this._listeners){var d=this._listeners[a];if(void 0!==d){var e=d.indexOf(b);-1!==e&&d.splice(e,1)}}},dispatchEvent:function(a){if(void 0!==this._listeners){var b=this._listeners[a.type];if(void 0!==b){a.target=this;for(var d=[],e=b.length,f=0;f<e;f++)d[f]=b[f];for(f=0;f<e;f++)d[f].call(this,a)}}}};(function(a){function b(a,c){return a.distance-c.distance}function d(a,b,c,l){if(!1!==a.visible&&(a.raycast(b,c),!0===l)){a=a.children;l=0;for(var g=a.length;l<g;l++)d(a[l],b,c,!0)}}a.Raycaster=
 function(b,c,d,l){this.ray=new a.Ray(b,c);this.near=d||0;this.far=l||Infinity;this.params={Mesh:{},Line:{},LOD:{},Points:{threshold:1},Sprite:{}};Object.defineProperties(this.params,{PointCloud:{get:function(){console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points.");return this.Points}}})};a.Raycaster.prototype={constructor:a.Raycaster,linePrecision:1,set:function(a,b){this.ray.set(a,b)},setFromCamera:function(b,c){c instanceof a.PerspectiveCamera?(this.ray.origin.setFromMatrixPosition(c.matrixWorld),
@@ -509,9 +511,9 @@
 a);this.meshPerAttribute=a.meshPerAttribute;return this};b.Geometry=function(){Object.defineProperty(this,"id",{value:b.GeometryIdCount++});this.uuid=b.Math.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.boundingSphere=this.boundingBox=null;this.groupsNeedUpdate=this.lineDistancesNeedUpdate=this.colorsNeedUpdate=this.normalsNeedUpdate=
 this.uvsNeedUpdate=this.elementsNeedUpdate=this.verticesNeedUpdate=!1};b.Geometry.prototype={constructor:b.Geometry,applyMatrix:function(a){for(var c=(new b.Matrix3).getNormalMatrix(a),d=0,e=this.vertices.length;d<e;d++)this.vertices[d].applyMatrix4(a);d=0;for(e=this.faces.length;d<e;d++){a=this.faces[d];a.normal.applyMatrix3(c).normalize();for(var f=0,h=a.vertexNormals.length;f<h;f++)a.vertexNormals[f].applyMatrix3(c).normalize()}null!==this.boundingBox&&this.computeBoundingBox();null!==this.boundingSphere&&
 this.computeBoundingSphere();this.normalsNeedUpdate=this.verticesNeedUpdate=!0;return this},rotateX:function(){var a;return function(c){void 0===a&&(a=new b.Matrix4);a.makeRotationX(c);this.applyMatrix(a);return this}}(),rotateY:function(){var a;return function(c){void 0===a&&(a=new b.Matrix4);a.makeRotationY(c);this.applyMatrix(a);return this}}(),rotateZ:function(){var a;return function(c){void 0===a&&(a=new b.Matrix4);a.makeRotationZ(c);this.applyMatrix(a);return this}}(),translate:function(){var a;
-return function(c,d,e){void 0===a&&(a=new b.Matrix4);a.makeTranslation(c,d,e);this.applyMatrix(a);return this}}(),scale:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Matrix4);a.makeScale(c,d,e);this.applyMatrix(a);return this}}(),lookAt:function(){var a;return function(c){void 0===a&&(a=new b.Object3D);a.lookAt(c);a.updateMatrix();this.applyMatrix(a.matrix)}}(),fromBufferGeometry:function(a){function c(a,c,e,f){var h=void 0!==l?[q[a].clone(),q[c].clone(),q[e].clone()]:[],r=void 0!==
-g?[d.colors[a].clone(),d.colors[c].clone(),d.colors[e].clone()]:[];f=new b.Face3(a,c,e,h,r,f);d.faces.push(f);void 0!==k&&d.faceVertexUvs[0].push([p[a].clone(),p[c].clone(),p[e].clone()]);void 0!==v&&d.faceVertexUvs[1].push([m[a].clone(),m[c].clone(),m[e].clone()])}var d=this,e=null!==a.index?a.index.array:void 0,f=a.attributes,h=f.position.array,l=void 0!==f.normal?f.normal.array:void 0,g=void 0!==f.color?f.color.array:void 0,k=void 0!==f.uv?f.uv.array:void 0,v=void 0!==f.uv2?f.uv2.array:void 0;
-void 0!==v&&(this.faceVertexUvs[1]=[]);for(var q=[],p=[],m=[],r=f=0;f<h.length;f+=3,r+=2)d.vertices.push(new b.Vector3(h[f],h[f+1],h[f+2])),void 0!==l&&q.push(new b.Vector3(l[f],l[f+1],l[f+2])),void 0!==g&&d.colors.push(new b.Color(g[f],g[f+1],g[f+2])),void 0!==k&&p.push(new b.Vector2(k[r],k[r+1])),void 0!==v&&m.push(new b.Vector2(v[r],v[r+1]));if(void 0!==e)if(h=a.groups,0<h.length)for(f=0;f<h.length;f++)for(var s=h[f],x=s.start,u=s.count,r=x,x=x+u;r<x;r+=3)c(e[r],e[r+1],e[r+2],s.materialIndex);
+return function(c,d,e){void 0===a&&(a=new b.Matrix4);a.makeTranslation(c,d,e);this.applyMatrix(a);return this}}(),scale:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Matrix4);a.makeScale(c,d,e);this.applyMatrix(a);return this}}(),lookAt:function(){var a;return function(c){void 0===a&&(a=new b.Object3D);a.lookAt(c);a.updateMatrix();this.applyMatrix(a.matrix)}}(),fromBufferGeometry:function(a){function c(a,c,e,f){var h=void 0!==l?[p[a].clone(),p[c].clone(),p[e].clone()]:[],r=void 0!==
+g?[d.colors[a].clone(),d.colors[c].clone(),d.colors[e].clone()]:[];f=new b.Face3(a,c,e,h,r,f);d.faces.push(f);void 0!==k&&d.faceVertexUvs[0].push([n[a].clone(),n[c].clone(),n[e].clone()]);void 0!==w&&d.faceVertexUvs[1].push([m[a].clone(),m[c].clone(),m[e].clone()])}var d=this,e=null!==a.index?a.index.array:void 0,f=a.attributes,h=f.position.array,l=void 0!==f.normal?f.normal.array:void 0,g=void 0!==f.color?f.color.array:void 0,k=void 0!==f.uv?f.uv.array:void 0,w=void 0!==f.uv2?f.uv2.array:void 0;
+void 0!==w&&(this.faceVertexUvs[1]=[]);for(var p=[],n=[],m=[],r=f=0;f<h.length;f+=3,r+=2)d.vertices.push(new b.Vector3(h[f],h[f+1],h[f+2])),void 0!==l&&p.push(new b.Vector3(l[f],l[f+1],l[f+2])),void 0!==g&&d.colors.push(new b.Color(g[f],g[f+1],g[f+2])),void 0!==k&&n.push(new b.Vector2(k[r],k[r+1])),void 0!==w&&m.push(new b.Vector2(w[r],w[r+1]));if(void 0!==e)if(h=a.groups,0<h.length)for(f=0;f<h.length;f++)for(var s=h[f],z=s.start,q=s.count,r=z,z=z+q;r<z;r+=3)c(e[r],e[r+1],e[r+2],s.materialIndex);
 else for(f=0;f<e.length;f+=3)c(e[f],e[f+1],e[f+2]);else for(f=0;f<h.length/3;f+=3)c(f,f+1,f+2);this.computeFaceNormals();null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());return this},center:function(){this.computeBoundingBox();var a=this.boundingBox.center().negate();this.translate(a.x,a.y,a.z);return a},normalize:function(){this.computeBoundingSphere();var a=this.boundingSphere.center,c=this.boundingSphere.radius,
 c=0===c?1:1/c,d=new b.Matrix4;d.set(c,0,0,-c*a.x,0,c,0,-c*a.y,0,0,c,-c*a.z,0,0,0,1);this.applyMatrix(d);return this},computeFaceNormals:function(){for(var a=new b.Vector3,c=new b.Vector3,d=0,e=this.faces.length;d<e;d++){var f=this.faces[d],h=this.vertices[f.a],l=this.vertices[f.b];a.subVectors(this.vertices[f.c],l);c.subVectors(h,l);a.cross(c);a.normalize();f.normal.copy(a)}},computeVertexNormals:function(a){void 0===a&&(a=!0);var c,d,e;e=Array(this.vertices.length);c=0;for(d=this.vertices.length;c<
 d;c++)e[c]=new b.Vector3;if(a){var f,h,l,g=new b.Vector3,k=new b.Vector3;a=0;for(c=this.faces.length;a<c;a++)d=this.faces[a],f=this.vertices[d.a],h=this.vertices[d.b],l=this.vertices[d.c],g.subVectors(l,h),k.subVectors(f,h),g.cross(k),e[d.a].add(g),e[d.b].add(g),e[d.c].add(g)}else for(a=0,c=this.faces.length;a<c;a++)d=this.faces[a],e[d.a].add(d.normal),e[d.b].add(d.normal),e[d.c].add(d.normal);c=0;for(d=this.vertices.length;c<d;c++)e[c].normalize();a=0;for(c=this.faces.length;a<c;a++)d=this.faces[a],
@@ -519,19 +521,19 @@
 f.__originalVertexNormals[a].copy(f.vertexNormals[a]):f.__originalVertexNormals[a]=f.vertexNormals[a].clone();var h=new b.Geometry;h.faces=this.faces;a=0;for(c=this.morphTargets.length;a<c;a++){if(!this.morphNormals[a]){this.morphNormals[a]={};this.morphNormals[a].faceNormals=[];this.morphNormals[a].vertexNormals=[];f=this.morphNormals[a].faceNormals;var l=this.morphNormals[a].vertexNormals,g,k;d=0;for(e=this.faces.length;d<e;d++)g=new b.Vector3,k={a:new b.Vector3,b:new b.Vector3,c:new b.Vector3},
 f.push(g),l.push(k)}l=this.morphNormals[a];h.vertices=this.morphTargets[a].vertices;h.computeFaceNormals();h.computeVertexNormals();d=0;for(e=this.faces.length;d<e;d++)f=this.faces[d],g=l.faceNormals[d],k=l.vertexNormals[d],g.copy(f.normal),k.a.copy(f.vertexNormals[0]),k.b.copy(f.vertexNormals[1]),k.c.copy(f.vertexNormals[2])}d=0;for(e=this.faces.length;d<e;d++)f=this.faces[d],f.normal=f.__originalFaceNormal,f.vertexNormals=f.__originalVertexNormals},computeTangents:function(){console.warn("THREE.Geometry: .computeTangents() has been removed.")},
 computeLineDistances:function(){for(var a=0,b=this.vertices,d=0,e=b.length;d<e;d++)0<d&&(a+=b[d].distanceTo(b[d-1])),this.lineDistances[d]=a},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new b.Box3);this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new b.Sphere);this.boundingSphere.setFromPoints(this.vertices)},merge:function(a,c,d){if(!1===a instanceof b.Geometry)console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",
-a);else{var e,f=this.vertices.length,h=this.vertices,l=a.vertices,g=this.faces,k=a.faces,v=this.faceVertexUvs[0];a=a.faceVertexUvs[0];void 0===d&&(d=0);void 0!==c&&(e=(new b.Matrix3).getNormalMatrix(c));for(var q=0,p=l.length;q<p;q++){var m=l[q].clone();void 0!==c&&m.applyMatrix4(c);h.push(m)}q=0;for(p=k.length;q<p;q++){var l=k[q],r,s=l.vertexNormals,x=l.vertexColors,m=new b.Face3(l.a+f,l.b+f,l.c+f);m.normal.copy(l.normal);void 0!==e&&m.normal.applyMatrix3(e).normalize();c=0;for(h=s.length;c<h;c++)r=
-s[c].clone(),void 0!==e&&r.applyMatrix3(e).normalize(),m.vertexNormals.push(r);m.color.copy(l.color);c=0;for(h=x.length;c<h;c++)r=x[c],m.vertexColors.push(r.clone());m.materialIndex=l.materialIndex+d;g.push(m)}q=0;for(p=a.length;q<p;q++)if(d=a[q],e=[],void 0!==d){c=0;for(h=d.length;c<h;c++)e.push(d[c].clone());v.push(e)}}},mergeMesh:function(a){!1===a instanceof b.Mesh?console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",a):(a.matrixAutoUpdate&&a.updateMatrix(),this.merge(a.geometry,
+a);else{var e,f=this.vertices.length,h=this.vertices,l=a.vertices,g=this.faces,k=a.faces,w=this.faceVertexUvs[0];a=a.faceVertexUvs[0];void 0===d&&(d=0);void 0!==c&&(e=(new b.Matrix3).getNormalMatrix(c));for(var p=0,n=l.length;p<n;p++){var m=l[p].clone();void 0!==c&&m.applyMatrix4(c);h.push(m)}p=0;for(n=k.length;p<n;p++){var l=k[p],r,s=l.vertexNormals,z=l.vertexColors,m=new b.Face3(l.a+f,l.b+f,l.c+f);m.normal.copy(l.normal);void 0!==e&&m.normal.applyMatrix3(e).normalize();c=0;for(h=s.length;c<h;c++)r=
+s[c].clone(),void 0!==e&&r.applyMatrix3(e).normalize(),m.vertexNormals.push(r);m.color.copy(l.color);c=0;for(h=z.length;c<h;c++)r=z[c],m.vertexColors.push(r.clone());m.materialIndex=l.materialIndex+d;g.push(m)}p=0;for(n=a.length;p<n;p++)if(d=a[p],e=[],void 0!==d){c=0;for(h=d.length;c<h;c++)e.push(d[c].clone());w.push(e)}}},mergeMesh:function(a){!1===a instanceof b.Mesh?console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",a):(a.matrixAutoUpdate&&a.updateMatrix(),this.merge(a.geometry,
 a.matrix))},mergeVertices:function(){var a={},b=[],d=[],e,f=Math.pow(10,4),h,l;h=0;for(l=this.vertices.length;h<l;h++)e=this.vertices[h],e=Math.round(e.x*f)+"_"+Math.round(e.y*f)+"_"+Math.round(e.z*f),void 0===a[e]?(a[e]=h,b.push(this.vertices[h]),d[h]=b.length-1):d[h]=d[a[e]];a=[];h=0;for(l=this.faces.length;h<l;h++)for(f=this.faces[h],f.a=d[f.a],f.b=d[f.b],f.c=d[f.c],f=[f.a,f.b,f.c],e=0;3>e;e++)if(f[e]===f[(e+1)%3]){a.push(h);break}for(h=a.length-1;0<=h;h--)for(f=a[h],this.faces.splice(f,1),d=0,
 l=this.faceVertexUvs.length;d<l;d++)this.faceVertexUvs[d].splice(f,1);h=this.vertices.length-b.length;this.vertices=b;return h},sortFacesByMaterialIndex:function(){for(var a=this.faces,b=a.length,d=0;d<b;d++)a[d]._id=d;a.sort(function(a,b){return a.materialIndex-b.materialIndex});var e=this.faceVertexUvs[0],f=this.faceVertexUvs[1],h,l;e&&e.length===b&&(h=[]);f&&f.length===b&&(l=[]);for(d=0;d<b;d++){var g=a[d]._id;h&&h.push(e[g]);l&&l.push(f[g])}h&&(this.faceVertexUvs[0]=h);l&&(this.faceVertexUvs[1]=
-l)},toJSON:function(){function a(a,b,d){return d?a|1<<b:a&~(1<<b)}function b(a){var d=a.x.toString()+a.y.toString()+a.z.toString();if(void 0!==v[d])return v[d];v[d]=k.length/3;k.push(a.x,a.y,a.z);return v[d]}function d(a){var b=a.r.toString()+a.g.toString()+a.b.toString();if(void 0!==p[b])return p[b];p[b]=q.length;q.push(a.getHex());return p[b]}function e(a){var b=a.x.toString()+a.y.toString();if(void 0!==r[b])return r[b];r[b]=m.length/2;m.push(a.x,a.y);return r[b]}var f={metadata:{version:4.4,type:"Geometry",
-generator:"Geometry.toJSON"}};f.uuid=this.uuid;f.type=this.type;""!==this.name&&(f.name=this.name);if(void 0!==this.parameters){var h=this.parameters,l;for(l in h)void 0!==h[l]&&(f[l]=h[l]);return f}h=[];for(l=0;l<this.vertices.length;l++){var g=this.vertices[l];h.push(g.x,g.y,g.z)}var g=[],k=[],v={},q=[],p={},m=[],r={};for(l=0;l<this.faces.length;l++){var s=this.faces[l],x=void 0!==this.faceVertexUvs[0][l],u=0<s.normal.length(),w=0<s.vertexNormals.length,n=1!==s.color.r||1!==s.color.g||1!==s.color.b,
-y=0<s.vertexColors.length,z=0,z=a(z,0,0),z=a(z,1,!0),z=a(z,2,!1),z=a(z,3,x),z=a(z,4,u),z=a(z,5,w),z=a(z,6,n),z=a(z,7,y);g.push(z);g.push(s.a,s.b,s.c);g.push(s.materialIndex);x&&(x=this.faceVertexUvs[0][l],g.push(e(x[0]),e(x[1]),e(x[2])));u&&g.push(b(s.normal));w&&(u=s.vertexNormals,g.push(b(u[0]),b(u[1]),b(u[2])));n&&g.push(d(s.color));y&&(s=s.vertexColors,g.push(d(s[0]),d(s[1]),d(s[2])))}f.data={};f.data.vertices=h;f.data.normals=k;0<q.length&&(f.data.colors=q);0<m.length&&(f.data.uvs=[m]);f.data.faces=
-g;return f},clone:function(){return(new b.Geometry).copy(this)},copy:function(a){this.vertices=[];this.faces=[];this.faceVertexUvs=[[]];for(var b=a.vertices,d=0,e=b.length;d<e;d++)this.vertices.push(b[d].clone());b=a.faces;d=0;for(e=b.length;d<e;d++)this.faces.push(b[d].clone());d=0;for(e=a.faceVertexUvs.length;d<e;d++){b=a.faceVertexUvs[d];void 0===this.faceVertexUvs[d]&&(this.faceVertexUvs[d]=[]);for(var f=0,h=b.length;f<h;f++){for(var l=b[f],g=[],k=0,v=l.length;k<v;k++)g.push(l[k].clone());this.faceVertexUvs[d].push(g)}}return this},
+l)},toJSON:function(){function a(a,b,c){return c?a|1<<b:a&~(1<<b)}function b(a){var c=a.x.toString()+a.y.toString()+a.z.toString();if(void 0!==w[c])return w[c];w[c]=k.length/3;k.push(a.x,a.y,a.z);return w[c]}function d(a){var b=a.r.toString()+a.g.toString()+a.b.toString();if(void 0!==n[b])return n[b];n[b]=p.length;p.push(a.getHex());return n[b]}function e(a){var b=a.x.toString()+a.y.toString();if(void 0!==r[b])return r[b];r[b]=m.length/2;m.push(a.x,a.y);return r[b]}var f={metadata:{version:4.4,type:"Geometry",
+generator:"Geometry.toJSON"}};f.uuid=this.uuid;f.type=this.type;""!==this.name&&(f.name=this.name);if(void 0!==this.parameters){var h=this.parameters,l;for(l in h)void 0!==h[l]&&(f[l]=h[l]);return f}h=[];for(l=0;l<this.vertices.length;l++){var g=this.vertices[l];h.push(g.x,g.y,g.z)}var g=[],k=[],w={},p=[],n={},m=[],r={};for(l=0;l<this.faces.length;l++){var s=this.faces[l],z=void 0!==this.faceVertexUvs[0][l],q=0<s.normal.length(),x=0<s.vertexNormals.length,t=1!==s.color.r||1!==s.color.g||1!==s.color.b,
+y=0<s.vertexColors.length,u=0,u=a(u,0,0),u=a(u,1,!0),u=a(u,2,!1),u=a(u,3,z),u=a(u,4,q),u=a(u,5,x),u=a(u,6,t),u=a(u,7,y);g.push(u);g.push(s.a,s.b,s.c);g.push(s.materialIndex);z&&(z=this.faceVertexUvs[0][l],g.push(e(z[0]),e(z[1]),e(z[2])));q&&g.push(b(s.normal));x&&(q=s.vertexNormals,g.push(b(q[0]),b(q[1]),b(q[2])));t&&g.push(d(s.color));y&&(s=s.vertexColors,g.push(d(s[0]),d(s[1]),d(s[2])))}f.data={};f.data.vertices=h;f.data.normals=k;0<p.length&&(f.data.colors=p);0<m.length&&(f.data.uvs=[m]);f.data.faces=
+g;return f},clone:function(){return(new b.Geometry).copy(this)},copy:function(a){this.vertices=[];this.faces=[];this.faceVertexUvs=[[]];for(var b=a.vertices,d=0,e=b.length;d<e;d++)this.vertices.push(b[d].clone());b=a.faces;d=0;for(e=b.length;d<e;d++)this.faces.push(b[d].clone());d=0;for(e=a.faceVertexUvs.length;d<e;d++){b=a.faceVertexUvs[d];void 0===this.faceVertexUvs[d]&&(this.faceVertexUvs[d]=[]);for(var f=0,h=b.length;f<h;f++){for(var l=b[f],g=[],k=0,w=l.length;k<w;k++)g.push(l[k].clone());this.faceVertexUvs[d].push(g)}}return this},
 dispose:function(){this.dispatchEvent({type:"dispose"})}};b.EventDispatcher.prototype.apply(b.Geometry.prototype);b.GeometryIdCount=0;b.DirectGeometry=function(){Object.defineProperty(this,"id",{value:b.GeometryIdCount++});this.uuid=b.Math.generateUUID();this.name="";this.type="DirectGeometry";this.indices=[];this.vertices=[];this.normals=[];this.colors=[];this.uvs=[];this.uvs2=[];this.groups=[];this.morphTargets={};this.skinWeights=[];this.skinIndices=[];this.boundingSphere=this.boundingBox=null;
 this.groupsNeedUpdate=this.uvsNeedUpdate=this.colorsNeedUpdate=this.normalsNeedUpdate=this.verticesNeedUpdate=!1};b.DirectGeometry.prototype={constructor:b.DirectGeometry,computeBoundingBox:b.Geometry.prototype.computeBoundingBox,computeBoundingSphere:b.Geometry.prototype.computeBoundingSphere,computeFaceNormals:function(){console.warn("THREE.DirectGeometry: computeFaceNormals() is not a method of this type of geometry.")},computeVertexNormals:function(){console.warn("THREE.DirectGeometry: computeVertexNormals() is not a method of this type of geometry.")},
-computeGroups:function(a){var b,d=[],e;a=a.faces;for(var f=0;f<a.length;f++){var h=a[f];h.materialIndex!==e&&(e=h.materialIndex,void 0!==b&&(b.count=3*f-b.start,d.push(b)),b={start:3*f,materialIndex:e})}void 0!==b&&(b.count=3*f-b.start,d.push(b));this.groups=d},fromGeometry:function(a){var c=a.faces,d=a.vertices,e=a.faceVertexUvs,f=e[0]&&0<e[0].length,h=e[1]&&0<e[1].length,l=a.morphTargets,g=l.length,k;if(0<g){k=[];for(var v=0;v<g;v++)k[v]=[];this.morphTargets.position=k}var q=a.morphNormals,p=q.length,
-m;if(0<p){m=[];for(v=0;v<p;v++)m[v]=[];this.morphTargets.normal=m}for(var r=a.skinIndices,s=a.skinWeights,x=r.length===d.length,u=s.length===d.length,v=0;v<c.length;v++){var w=c[v];this.vertices.push(d[w.a],d[w.b],d[w.c]);var n=w.vertexNormals;3===n.length?this.normals.push(n[0],n[1],n[2]):(n=w.normal,this.normals.push(n,n,n));n=w.vertexColors;3===n.length?this.colors.push(n[0],n[1],n[2]):(n=w.color,this.colors.push(n,n,n));!0===f&&(n=e[0][v],void 0!==n?this.uvs.push(n[0],n[1],n[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",
-v),this.uvs.push(new b.Vector2,new b.Vector2,new b.Vector2)));!0===h&&(n=e[1][v],void 0!==n?this.uvs2.push(n[0],n[1],n[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",v),this.uvs2.push(new b.Vector2,new b.Vector2,new b.Vector2)));for(n=0;n<g;n++){var y=l[n].vertices;k[n].push(y[w.a],y[w.b],y[w.c])}for(n=0;n<p;n++)y=q[n].vertexNormals[v],m[n].push(y.a,y.b,y.c);x&&this.skinIndices.push(r[w.a],r[w.b],r[w.c]);u&&this.skinWeights.push(s[w.a],s[w.b],s[w.c])}this.computeGroups(a);
+computeGroups:function(a){var b,d=[],e;a=a.faces;for(var f=0;f<a.length;f++){var h=a[f];h.materialIndex!==e&&(e=h.materialIndex,void 0!==b&&(b.count=3*f-b.start,d.push(b)),b={start:3*f,materialIndex:e})}void 0!==b&&(b.count=3*f-b.start,d.push(b));this.groups=d},fromGeometry:function(a){var c=a.faces,d=a.vertices,e=a.faceVertexUvs,f=e[0]&&0<e[0].length,h=e[1]&&0<e[1].length,l=a.morphTargets,g=l.length,k;if(0<g){k=[];for(var w=0;w<g;w++)k[w]=[];this.morphTargets.position=k}var p=a.morphNormals,n=p.length,
+m;if(0<n){m=[];for(w=0;w<n;w++)m[w]=[];this.morphTargets.normal=m}for(var r=a.skinIndices,s=a.skinWeights,q=r.length===d.length,y=s.length===d.length,w=0;w<c.length;w++){var x=c[w];this.vertices.push(d[x.a],d[x.b],d[x.c]);var t=x.vertexNormals;3===t.length?this.normals.push(t[0],t[1],t[2]):(t=x.normal,this.normals.push(t,t,t));t=x.vertexColors;3===t.length?this.colors.push(t[0],t[1],t[2]):(t=x.color,this.colors.push(t,t,t));!0===f&&(t=e[0][w],void 0!==t?this.uvs.push(t[0],t[1],t[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",
+w),this.uvs.push(new b.Vector2,new b.Vector2,new b.Vector2)));!0===h&&(t=e[1][w],void 0!==t?this.uvs2.push(t[0],t[1],t[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",w),this.uvs2.push(new b.Vector2,new b.Vector2,new b.Vector2)));for(t=0;t<g;t++){var E=l[t].vertices;k[t].push(E[x.a],E[x.b],E[x.c])}for(t=0;t<n;t++)E=p[t].vertexNormals[w],m[t].push(E.a,E.b,E.c);q&&this.skinIndices.push(r[x.a],r[x.b],r[x.c]);y&&this.skinWeights.push(s[x.a],s[x.b],s[x.c])}this.computeGroups(a);
 this.verticesNeedUpdate=a.verticesNeedUpdate;this.normalsNeedUpdate=a.normalsNeedUpdate;this.colorsNeedUpdate=a.colorsNeedUpdate;this.uvsNeedUpdate=a.uvsNeedUpdate;this.groupsNeedUpdate=a.groupsNeedUpdate;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}};b.EventDispatcher.prototype.apply(b.DirectGeometry.prototype);b.BufferGeometry=function(){Object.defineProperty(this,"id",{value:b.GeometryIdCount++});this.uuid=b.Math.generateUUID();this.name="";this.type="BufferGeometry";this.index=
 null;this.attributes={};this.morphAttributes={};this.groups=[];this.boundingSphere=this.boundingBox=null;this.drawRange={start:0,count:Infinity}};b.BufferGeometry.prototype={constructor:b.BufferGeometry,getIndex:function(){return this.index},setIndex:function(a){this.index=a},addAttribute:function(a,c,d){if(!1===c instanceof b.BufferAttribute&&!1===c instanceof b.InterleavedBufferAttribute)console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.addAttribute(a,new b.BufferAttribute(c,
 d));else if("index"===a)console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(c);else return this.attributes[a]=c,this},getAttribute:function(a){return this.attributes[a]},removeAttribute:function(a){delete this.attributes[a];return this},addGroup:function(a,b,d){this.groups.push({start:a,count:b,materialIndex:void 0!==d?d:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(a,b){this.drawRange.start=a;this.drawRange.count=b},applyMatrix:function(a){var c=
@@ -547,10 +549,10 @@
 (d=new b.Float32Attribute(4*a.skinWeights.length,4),this.addAttribute("skinWeight",d.copyVector4sArray(a.skinWeights)));null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());return this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new b.Box3);var a=this.attributes.position.array;void 0!==a?this.boundingBox.setFromArray(a):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 a=new b.Box3,c=new b.Vector3;return function(){null===this.boundingSphere&&(this.boundingSphere=new b.Sphere);var d=this.attributes.position.array;if(d){var e=this.boundingSphere.center;a.setFromArray(d);a.center(e);for(var f=0,h=0,l=d.length;h<l;h+=3)c.fromArray(d,h),f=Math.max(f,
 e.distanceToSquared(c));this.boundingSphere.radius=Math.sqrt(f);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 a=this.index,c=this.attributes,d=this.groups;if(c.position){var e=c.position.array;if(void 0===c.normal)this.addAttribute("normal",new b.BufferAttribute(new Float32Array(e.length),3));
-else for(var f=c.normal.array,h=0,l=f.length;h<l;h++)f[h]=0;var f=c.normal.array,g,k,v,q=new b.Vector3,p=new b.Vector3,m=new b.Vector3,r=new b.Vector3,s=new b.Vector3;if(a){a=a.array;0===d.length&&this.addGroup(0,a.length);for(var x=0,u=d.length;x<u;++x)for(h=d[x],l=h.start,g=h.count,h=l,l+=g;h<l;h+=3)g=3*a[h+0],k=3*a[h+1],v=3*a[h+2],q.fromArray(e,g),p.fromArray(e,k),m.fromArray(e,v),r.subVectors(m,p),s.subVectors(q,p),r.cross(s),f[g]+=r.x,f[g+1]+=r.y,f[g+2]+=r.z,f[k]+=r.x,f[k+1]+=r.y,f[k+2]+=r.z,
-f[v]+=r.x,f[v+1]+=r.y,f[v+2]+=r.z}else for(h=0,l=e.length;h<l;h+=9)q.fromArray(e,h),p.fromArray(e,h+3),m.fromArray(e,h+6),r.subVectors(m,p),s.subVectors(q,p),r.cross(s),f[h]=r.x,f[h+1]=r.y,f[h+2]=r.z,f[h+3]=r.x,f[h+4]=r.y,f[h+5]=r.z,f[h+6]=r.x,f[h+7]=r.y,f[h+8]=r.z;this.normalizeNormals();c.normal.needsUpdate=!0}},merge:function(a,c){if(!1===a instanceof b.BufferGeometry)console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",a);else{void 0===c&&(c=0);var d=
-this.attributes,e;for(e in d)if(void 0!==a.attributes[e])for(var f=d[e].array,h=a.attributes[e],l=h.array,g=0,h=h.itemSize*c;g<l.length;g++,h++)f[h]=l[g];return this}},normalizeNormals:function(){for(var a=this.attributes.normal.array,b,d,e,f=0,h=a.length;f<h;f+=3)b=a[f],d=a[f+1],e=a[f+2],b=1/Math.sqrt(b*b+d*d+e*e),a[f]*=b,a[f+1]*=b,a[f+2]*=b},toNonIndexed:function(){if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var a=new b.BufferGeometry,
-c=this.index.array,d=this.attributes,e;for(e in d){for(var f=d[e],h=f.array,f=f.itemSize,l=new h.constructor(c.length*f),g=0,k=0,v=0,q=c.length;v<q;v++)for(var g=c[v]*f,p=0;p<f;p++)l[k++]=h[g++];a.addAttribute(e,new b.BufferAttribute(l,f))}return a},toJSON:function(){var a={metadata:{version:4.4,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};a.uuid=this.uuid;a.type=this.type;""!==this.name&&(a.name=this.name);if(void 0!==this.parameters){var b=this.parameters,d;for(d in b)void 0!==b[d]&&
+else for(var f=c.normal.array,h=0,l=f.length;h<l;h++)f[h]=0;var f=c.normal.array,g,k,w,p=new b.Vector3,n=new b.Vector3,m=new b.Vector3,r=new b.Vector3,s=new b.Vector3;if(a){a=a.array;0===d.length&&this.addGroup(0,a.length);for(var q=0,y=d.length;q<y;++q)for(h=d[q],l=h.start,g=h.count,h=l,l+=g;h<l;h+=3)g=3*a[h+0],k=3*a[h+1],w=3*a[h+2],p.fromArray(e,g),n.fromArray(e,k),m.fromArray(e,w),r.subVectors(m,n),s.subVectors(p,n),r.cross(s),f[g]+=r.x,f[g+1]+=r.y,f[g+2]+=r.z,f[k]+=r.x,f[k+1]+=r.y,f[k+2]+=r.z,
+f[w]+=r.x,f[w+1]+=r.y,f[w+2]+=r.z}else for(h=0,l=e.length;h<l;h+=9)p.fromArray(e,h),n.fromArray(e,h+3),m.fromArray(e,h+6),r.subVectors(m,n),s.subVectors(p,n),r.cross(s),f[h]=r.x,f[h+1]=r.y,f[h+2]=r.z,f[h+3]=r.x,f[h+4]=r.y,f[h+5]=r.z,f[h+6]=r.x,f[h+7]=r.y,f[h+8]=r.z;this.normalizeNormals();c.normal.needsUpdate=!0}},merge:function(a,c){if(!1===a instanceof b.BufferGeometry)console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",a);else{void 0===c&&(c=0);var d=
+this.attributes,e;for(e in d)if(void 0!==a.attributes[e])for(var f=d[e].array,h=a.attributes[e],g=h.array,k=0,h=h.itemSize*c;k<g.length;k++,h++)f[h]=g[k];return this}},normalizeNormals:function(){for(var a=this.attributes.normal.array,b,d,e,f=0,h=a.length;f<h;f+=3)b=a[f],d=a[f+1],e=a[f+2],b=1/Math.sqrt(b*b+d*d+e*e),a[f]*=b,a[f+1]*=b,a[f+2]*=b},toNonIndexed:function(){if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var a=new b.BufferGeometry,
+c=this.index.array,d=this.attributes,e;for(e in d){for(var f=d[e],h=f.array,f=f.itemSize,g=new h.constructor(c.length*f),k=0,q=0,w=0,p=c.length;w<p;w++)for(var k=c[w]*f,n=0;n<f;n++)g[q++]=h[k++];a.addAttribute(e,new b.BufferAttribute(g,f))}return a},toJSON:function(){var a={metadata:{version:4.4,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};a.uuid=this.uuid;a.type=this.type;""!==this.name&&(a.name=this.name);if(void 0!==this.parameters){var b=this.parameters,d;for(d in b)void 0!==b[d]&&
 (a[d]=b[d]);return a}a.data={attributes:{}};var e=this.index;null!==e&&(b=Array.prototype.slice.call(e.array),a.data.index={type:e.array.constructor.name,array:b});e=this.attributes;for(d in e){var f=e[d],b=Array.prototype.slice.call(f.array);a.data.attributes[d]={itemSize:f.itemSize,type:f.array.constructor.name,array:b,normalized:f.normalized}}d=this.groups;0<d.length&&(a.data.groups=JSON.parse(JSON.stringify(d)));d=this.boundingSphere;null!==d&&(a.data.boundingSphere={center:d.center.toArray(),
 radius:d.radius});return a},clone:function(){return(new b.BufferGeometry).copy(this)},copy:function(a){var b=a.index;null!==b&&this.setIndex(b.clone());var b=a.attributes,d;for(d in b)this.addAttribute(d,b[d].clone());a=a.groups;d=0;for(b=a.length;d<b;d++){var e=a[d];this.addGroup(e.start,e.count,e.materialIndex)}return this},dispose:function(){this.dispatchEvent({type:"dispose"})}};b.EventDispatcher.prototype.apply(b.BufferGeometry.prototype);b.BufferGeometry.MaxIndex=65535;b.InstancedBufferGeometry=
 function(){b.BufferGeometry.call(this);this.type="InstancedBufferGeometry";this.maxInstancedCount=void 0};b.InstancedBufferGeometry.prototype=Object.create(b.BufferGeometry.prototype);b.InstancedBufferGeometry.prototype.constructor=b.InstancedBufferGeometry;b.InstancedBufferGeometry.prototype.addGroup=function(a,b,d){this.groups.push({start:a,count:b,instances:d})};b.InstancedBufferGeometry.prototype.copy=function(a){var b=a.index;null!==b&&this.setIndex(b.clone());var b=a.attributes,d;for(d in b)this.addAttribute(d,
@@ -562,7 +564,7 @@
 50;this.zoom=1;this.near=void 0!==d?d:.1;this.far=void 0!==e?e:2E3;this.focus=10;this.aspect=void 0!==c?c:1;this.view=null;this.filmGauge=35;this.filmOffset=0;this.updateProjectionMatrix()};b.PerspectiveCamera.prototype=Object.create(b.Camera.prototype);b.PerspectiveCamera.prototype.constructor=b.PerspectiveCamera;b.PerspectiveCamera.prototype.setLens=function(a,b){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup.");void 0!==
 b&&(this.filmGauge=b);this.setFocalLength(a)};b.PerspectiveCamera.prototype.setFocalLength=function(a){a=.5*this.getFilmHeight()/a;this.fov=2*b.Math.RAD2DEG*Math.atan(a);this.updateProjectionMatrix()};b.PerspectiveCamera.prototype.getFocalLength=function(){var a=Math.tan(.5*b.Math.DEG2RAD*this.fov);return.5*this.getFilmHeight()/a};b.PerspectiveCamera.prototype.getEffectiveFOV=function(){return 2*b.Math.RAD2DEG*Math.atan(Math.tan(.5*b.Math.DEG2RAD*this.fov)/this.zoom)};b.PerspectiveCamera.prototype.getFilmWidth=
 function(){return this.filmGauge*Math.min(this.aspect,1)};b.PerspectiveCamera.prototype.getFilmHeight=function(){return this.filmGauge/Math.max(this.aspect,1)};b.PerspectiveCamera.prototype.setViewOffset=function(a,b,d,e,f,h){this.aspect=a/b;this.view={fullWidth:a,fullHeight:b,offsetX:d,offsetY:e,width:f,height:h};this.updateProjectionMatrix()};b.PerspectiveCamera.prototype.updateProjectionMatrix=function(){var a=this.near,c=a*Math.tan(.5*b.Math.DEG2RAD*this.fov)/this.zoom,d=2*c,e=this.aspect*d,f=
--.5*e,h=this.view;if(null!==h)var l=h.fullWidth,g=h.fullHeight,f=f+h.offsetX*e/l,c=c-h.offsetY*d/g,e=h.width/l*e,d=h.height/g*d;h=this.filmOffset;0!==h&&(f+=a*h/this.getFilmWidth());this.projectionMatrix.makeFrustum(f,f+e,c-d,c,a,this.far)};b.PerspectiveCamera.prototype.copy=function(a){b.Camera.prototype.copy.call(this,a);this.fov=a.fov;this.zoom=a.zoom;this.near=a.near;this.far=a.far;this.focus=a.focus;this.aspect=a.aspect;this.view=null===a.view?null:Object.assign({},a.view);this.filmGauge=a.filmGauge;
+-.5*e,h=this.view;if(null!==h)var g=h.fullWidth,k=h.fullHeight,f=f+h.offsetX*e/g,c=c-h.offsetY*d/k,e=h.width/g*e,d=h.height/k*d;h=this.filmOffset;0!==h&&(f+=a*h/this.getFilmWidth());this.projectionMatrix.makeFrustum(f,f+e,c-d,c,a,this.far)};b.PerspectiveCamera.prototype.copy=function(a){b.Camera.prototype.copy.call(this,a);this.fov=a.fov;this.zoom=a.zoom;this.near=a.near;this.far=a.far;this.focus=a.focus;this.aspect=a.aspect;this.view=null===a.view?null:Object.assign({},a.view);this.filmGauge=a.filmGauge;
 this.filmOffset=a.filmOffset;return this};b.PerspectiveCamera.prototype.toJSON=function(a){a=b.Object3D.prototype.toJSON.call(this,a);a.object.fov=this.fov;a.object.zoom=this.zoom;a.object.near=this.near;a.object.far=this.far;a.object.focus=this.focus;a.object.aspect=this.aspect;null!==this.view&&(a.object.view=Object.assign({},this.view));a.object.filmGauge=this.filmGauge;a.object.filmOffset=this.filmOffset;return a};b.Light=function(a,c){b.Object3D.call(this);this.type="Light";this.color=new b.Color(a);
 this.intensity=void 0!==c?c:1;this.receiveShadow=void 0};b.Light.prototype=Object.create(b.Object3D.prototype);b.Light.prototype.constructor=b.Light;b.Light.prototype.copy=function(a){b.Object3D.prototype.copy.call(this,a);this.color.copy(a.color);this.intensity=a.intensity;return this};b.Light.prototype.toJSON=function(a){a=b.Object3D.prototype.toJSON.call(this,a);a.object.color=this.color.getHex();a.object.intensity=this.intensity;void 0!==this.groundColor&&(a.object.groundColor=this.groundColor.getHex());
 void 0!==this.distance&&(a.object.distance=this.distance);void 0!==this.angle&&(a.object.angle=this.angle);void 0!==this.decay&&(a.object.decay=this.decay);void 0!==this.penumbra&&(a.object.penumbra=this.penumbra);return a};b.AmbientLight=function(a,c){b.Light.call(this,a,c);this.type="AmbientLight";this.castShadow=void 0};b.AmbientLight.prototype=Object.create(b.Light.prototype);b.AmbientLight.prototype.constructor=b.AmbientLight;b.PointLight=function(a,c,d,e){b.Light.call(this,a,c);this.type="PointLight";
@@ -572,7 +574,7 @@
 this.target=new b.Object3D;this.distance=void 0!==d?d:0;this.angle=void 0!==e?e:Math.PI/3;this.penumbra=void 0!==f?f:0;this.decay=void 0!==h?h:1;this.shadow=new b.SpotLightShadow};b.SpotLight.prototype=Object.create(b.Light.prototype);b.SpotLight.prototype.constructor=b.SpotLight;Object.defineProperty(b.SpotLight.prototype,"power",{get:function(){return this.intensity*Math.PI},set:function(a){this.intensity=a/Math.PI}});b.SpotLight.prototype.copy=function(a){b.Light.prototype.copy.call(this,a);this.distance=
 a.distance;this.angle=a.angle;this.penumbra=a.penumbra;this.decay=a.decay;this.target=a.target.clone();this.shadow=a.shadow.clone();return this};b.Material=function(){Object.defineProperty(this,"id",{value:b.MaterialIdCount++});this.uuid=b.Math.generateUUID();this.name="";this.type="Material";this.side=b.FrontSide;this.opacity=1;this.transparent=!1;this.blending=b.NormalBlending;this.blendSrc=b.SrcAlphaFactor;this.blendDst=b.OneMinusSrcAlphaFactor;this.blendEquation=b.AddEquation;this.blendEquationAlpha=
 this.blendDstAlpha=this.blendSrcAlpha=null;this.depthFunc=b.LessEqualDepth;this.depthWrite=this.depthTest=!0;this.clippingPlanes=null;this.clipShadows=!1;this.colorWrite=!0;this.precision=null;this.polygonOffset=!1;this.alphaTest=this.polygonOffsetUnits=this.polygonOffsetFactor=0;this.premultipliedAlpha=!1;this.overdraw=0;this._needsUpdate=this.visible=!0};b.Material.prototype={constructor:b.Material,get needsUpdate(){return this._needsUpdate},set needsUpdate(a){!0===a&&this.update();this._needsUpdate=
-a},setValues:function(a){if(void 0!==a)for(var c in a){var d=a[c];if(void 0===d)console.warn("THREE.Material: '"+c+"' parameter is undefined.");else{var e=this[c];void 0===e?console.warn("THREE."+this.type+": '"+c+"' is not a property of this material."):e instanceof b.Color?e.set(d):e instanceof b.Vector3&&d instanceof b.Vector3?e.copy(d):this[c]="overdraw"===c?Number(d):d}}},toJSON:function(a){function c(a){var b=[],d;for(d in a){var c=a[d];delete c.metadata;b.push(c)}return b}var d=void 0===a;
+a},setValues:function(a){if(void 0!==a)for(var c in a){var d=a[c];if(void 0===d)console.warn("THREE.Material: '"+c+"' parameter is undefined.");else{var e=this[c];void 0===e?console.warn("THREE."+this.type+": '"+c+"' is not a property of this material."):e instanceof b.Color?e.set(d):e instanceof b.Vector3&&d instanceof b.Vector3?e.copy(d):this[c]="overdraw"===c?Number(d):d}}},toJSON:function(a){function c(a){var b=[],c;for(c in a){var d=a[c];delete d.metadata;b.push(d)}return b}var d=void 0===a;
 d&&(a={textures:{},images:{}});var e={metadata:{version:4.4,type:"Material",generator:"Material.toJSON"}};e.uuid=this.uuid;e.type=this.type;""!==this.name&&(e.name=this.name);this.color instanceof b.Color&&(e.color=this.color.getHex());.5!==this.roughness&&(e.roughness=this.roughness);.5!==this.metalness&&(e.metalness=this.metalness);this.emissive instanceof b.Color&&(e.emissive=this.emissive.getHex());this.specular instanceof b.Color&&(e.specular=this.specular.getHex());void 0!==this.shininess&&
 (e.shininess=this.shininess);this.map instanceof b.Texture&&(e.map=this.map.toJSON(a).uuid);this.alphaMap instanceof b.Texture&&(e.alphaMap=this.alphaMap.toJSON(a).uuid);this.lightMap instanceof b.Texture&&(e.lightMap=this.lightMap.toJSON(a).uuid);this.bumpMap instanceof b.Texture&&(e.bumpMap=this.bumpMap.toJSON(a).uuid,e.bumpScale=this.bumpScale);this.normalMap instanceof b.Texture&&(e.normalMap=this.normalMap.toJSON(a).uuid,e.normalScale=this.normalScale.toArray());this.displacementMap instanceof
 b.Texture&&(e.displacementMap=this.displacementMap.toJSON(a).uuid,e.displacementScale=this.displacementScale,e.displacementBias=this.displacementBias);this.roughnessMap instanceof b.Texture&&(e.roughnessMap=this.roughnessMap.toJSON(a).uuid);this.metalnessMap instanceof b.Texture&&(e.metalnessMap=this.metalnessMap.toJSON(a).uuid);this.emissiveMap instanceof b.Texture&&(e.emissiveMap=this.emissiveMap.toJSON(a).uuid);this.specularMap instanceof b.Texture&&(e.specularMap=this.specularMap.toJSON(a).uuid);
@@ -607,29 +609,29 @@
 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.shading=b.SmoothShading;this.linewidth=1;this.wireframe=!1;this.wireframeLinewidth=1;this.clipping=this.lights=this.fog=!1;this.vertexColors=b.NoColors;this.morphNormals=this.morphTargets=this.skinning=!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;void 0!==a&&(void 0!==a.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(a))};b.ShaderMaterial.prototype=Object.create(b.Material.prototype);b.ShaderMaterial.prototype.constructor=b.ShaderMaterial;b.ShaderMaterial.prototype.copy=function(a){b.Material.prototype.copy.call(this,
 a);this.fragmentShader=a.fragmentShader;this.vertexShader=a.vertexShader;this.uniforms=b.UniformsUtils.clone(a.uniforms);this.defines=a.defines;this.shading=a.shading;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.fog=a.fog;this.lights=a.lights;this.clipping=a.clipping;this.vertexColors=a.vertexColors;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;this.extensions=a.extensions;return this};b.ShaderMaterial.prototype.toJSON=function(a){a=
-b.Material.prototype.toJSON.call(this,a);a.uniforms=this.uniforms;a.vertexShader=this.vertexShader;a.fragmentShader=this.fragmentShader;return a};b.RawShaderMaterial=function(a){b.ShaderMaterial.call(this,a);this.type="RawShaderMaterial"};b.RawShaderMaterial.prototype=Object.create(b.ShaderMaterial.prototype);b.RawShaderMaterial.prototype.constructor=b.RawShaderMaterial;b.Texture=function(a,c,d,e,f,h,l,g,k,v){Object.defineProperty(this,"id",{value:b.TextureIdCount++});this.uuid=b.Math.generateUUID();
-this.sourceFile=this.name="";this.image=void 0!==a?a:b.Texture.DEFAULT_IMAGE;this.mipmaps=[];this.mapping=void 0!==c?c:b.Texture.DEFAULT_MAPPING;this.wrapS=void 0!==d?d:b.ClampToEdgeWrapping;this.wrapT=void 0!==e?e:b.ClampToEdgeWrapping;this.magFilter=void 0!==f?f:b.LinearFilter;this.minFilter=void 0!==h?h:b.LinearMipMapLinearFilter;this.anisotropy=void 0!==k?k:1;this.format=void 0!==l?l:b.RGBAFormat;this.type=void 0!==g?g:b.UnsignedByteType;this.offset=new b.Vector2(0,0);this.repeat=new b.Vector2(1,
-1);this.generateMipmaps=!0;this.premultiplyAlpha=!1;this.flipY=!0;this.unpackAlignment=4;this.encoding=void 0!==v?v:b.LinearEncoding;this.version=0;this.onUpdate=null};b.Texture.DEFAULT_IMAGE=void 0;b.Texture.DEFAULT_MAPPING=b.UVMapping;b.Texture.prototype={constructor:b.Texture,set needsUpdate(a){!0===a&&this.version++},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.image=a.image;this.mipmaps=a.mipmaps.slice(0);this.mapping=a.mapping;this.wrapS=a.wrapS;this.wrapT=
+b.Material.prototype.toJSON.call(this,a);a.uniforms=this.uniforms;a.vertexShader=this.vertexShader;a.fragmentShader=this.fragmentShader;return a};b.RawShaderMaterial=function(a){b.ShaderMaterial.call(this,a);this.type="RawShaderMaterial"};b.RawShaderMaterial.prototype=Object.create(b.ShaderMaterial.prototype);b.RawShaderMaterial.prototype.constructor=b.RawShaderMaterial;b.Texture=function(a,c,d,e,f,h,g,k,q,w){Object.defineProperty(this,"id",{value:b.TextureIdCount++});this.uuid=b.Math.generateUUID();
+this.sourceFile=this.name="";this.image=void 0!==a?a:b.Texture.DEFAULT_IMAGE;this.mipmaps=[];this.mapping=void 0!==c?c:b.Texture.DEFAULT_MAPPING;this.wrapS=void 0!==d?d:b.ClampToEdgeWrapping;this.wrapT=void 0!==e?e:b.ClampToEdgeWrapping;this.magFilter=void 0!==f?f:b.LinearFilter;this.minFilter=void 0!==h?h:b.LinearMipMapLinearFilter;this.anisotropy=void 0!==q?q:1;this.format=void 0!==g?g:b.RGBAFormat;this.type=void 0!==k?k:b.UnsignedByteType;this.offset=new b.Vector2(0,0);this.repeat=new b.Vector2(1,
+1);this.generateMipmaps=!0;this.premultiplyAlpha=!1;this.flipY=!0;this.unpackAlignment=4;this.encoding=void 0!==w?w:b.LinearEncoding;this.version=0;this.onUpdate=null};b.Texture.DEFAULT_IMAGE=void 0;b.Texture.DEFAULT_MAPPING=b.UVMapping;b.Texture.prototype={constructor:b.Texture,set needsUpdate(a){!0===a&&this.version++},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.image=a.image;this.mipmaps=a.mipmaps.slice(0);this.mapping=a.mapping;this.wrapS=a.wrapS;this.wrapT=
 a.wrapT;this.magFilter=a.magFilter;this.minFilter=a.minFilter;this.anisotropy=a.anisotropy;this.format=a.format;this.type=a.type;this.offset.copy(a.offset);this.repeat.copy(a.repeat);this.generateMipmaps=a.generateMipmaps;this.premultiplyAlpha=a.premultiplyAlpha;this.flipY=a.flipY;this.unpackAlignment=a.unpackAlignment;this.encoding=a.encoding;return this},toJSON:function(a){if(void 0!==a.textures[this.uuid])return a.textures[this.uuid];var c={metadata:{version:4.4,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],wrap:[this.wrapS,this.wrapT],minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy};if(void 0!==this.image){var d=this.image;void 0===d.uuid&&(d.uuid=b.Math.generateUUID());if(void 0===a.images[d.uuid]){var e=a.images,f=d.uuid,h=d.uuid,l;void 0!==d.toDataURL?l=d:(l=document.createElement("canvas"),l.width=d.width,l.height=d.height,l.getContext("2d").drawImage(d,
-0,0,d.width,d.height));l=2048<l.width||2048<l.height?l.toDataURL("image/jpeg",.6):l.toDataURL("image/png");e[f]={uuid:h,url:l}}c.image=d.uuid}return a.textures[this.uuid]=c},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(a){if(this.mapping===b.UVMapping){a.multiply(this.repeat);a.add(this.offset);if(0>a.x||1<a.x)switch(this.wrapS){case b.RepeatWrapping:a.x-=Math.floor(a.x);break;case b.ClampToEdgeWrapping:a.x=0>a.x?0:1;break;case b.MirroredRepeatWrapping:1===Math.abs(Math.floor(a.x)%
-2)?a.x=Math.ceil(a.x)-a.x:a.x-=Math.floor(a.x)}if(0>a.y||1<a.y)switch(this.wrapT){case b.RepeatWrapping:a.y-=Math.floor(a.y);break;case b.ClampToEdgeWrapping:a.y=0>a.y?0:1;break;case b.MirroredRepeatWrapping:1===Math.abs(Math.floor(a.y)%2)?a.y=Math.ceil(a.y)-a.y:a.y-=Math.floor(a.y)}this.flipY&&(a.y=1-a.y)}}};b.EventDispatcher.prototype.apply(b.Texture.prototype);b.TextureIdCount=0;b.DepthTexture=function(a,c,d,e,f,h,l,g,k){b.Texture.call(this,null,e,f,h,l,g,b.DepthFormat,d,k);this.image={width:a,
-height:c};this.type=void 0!==d?d:b.UnsignedShortType;this.magFilter=void 0!==l?l:b.NearestFilter;this.minFilter=void 0!==g?g:b.NearestFilter;this.generateMipmaps=this.flipY=!1};b.DepthTexture.prototype=Object.create(b.Texture.prototype);b.DepthTexture.prototype.constructor=b.DepthTexture;b.CompressedTexture=function(a,c,d,e,f,h,l,g,k,v,q,p){b.Texture.call(this,null,h,l,g,k,v,e,f,q,p);this.image={width:c,height:d};this.mipmaps=a;this.generateMipmaps=this.flipY=!1};b.CompressedTexture.prototype=Object.create(b.Texture.prototype);
-b.CompressedTexture.prototype.constructor=b.CompressedTexture;b.DataTexture=function(a,c,d,e,f,h,l,g,k,v,q,p){b.Texture.call(this,null,h,l,g,k,v,e,f,q,p);this.image={data:a,width:c,height:d};this.magFilter=void 0!==k?k:b.NearestFilter;this.minFilter=void 0!==v?v:b.NearestFilter;this.generateMipmaps=this.flipY=!1};b.DataTexture.prototype=Object.create(b.Texture.prototype);b.DataTexture.prototype.constructor=b.DataTexture;b.Line=function(a,c,d){if(1===d)return console.warn("THREE.Line: parameter THREE.LinePieces no longer supported. Created THREE.LineSegments instead."),
-new b.LineSegments(a,c);b.Object3D.call(this);this.type="Line";this.geometry=void 0!==a?a:new b.Geometry;this.material=void 0!==c?c:new b.LineBasicMaterial({color:16777215*Math.random()})};b.Line.prototype=Object.create(b.Object3D.prototype);b.Line.prototype.constructor=b.Line;b.Line.prototype.raycast=function(){var a=new b.Matrix4,c=new b.Ray,d=new b.Sphere;return function(e,f){var h=e.linePrecision,h=h*h,l=this.geometry,g=this.matrixWorld;null===l.boundingSphere&&l.computeBoundingSphere();d.copy(l.boundingSphere);
-d.applyMatrix4(g);if(!1!==e.ray.intersectsSphere(d)){a.getInverse(g);c.copy(e.ray).applyMatrix4(a);var k=new b.Vector3,v=new b.Vector3,g=new b.Vector3,q=new b.Vector3,p=this instanceof b.LineSegments?2:1;if(l instanceof b.BufferGeometry){var m=l.index,r=l.attributes.position.array;if(null!==m)for(var m=m.array,l=0,s=m.length-1;l<s;l+=p){var x=m[l+1];k.fromArray(r,3*m[l]);v.fromArray(r,3*x);x=c.distanceSqToSegment(k,v,q,g);x>h||(q.applyMatrix4(this.matrixWorld),x=e.ray.origin.distanceTo(q),x<e.near||
-x>e.far||f.push({distance:x,point:g.clone().applyMatrix4(this.matrixWorld),index:l,face:null,faceIndex:null,object:this}))}else for(l=0,s=r.length/3-1;l<s;l+=p)k.fromArray(r,3*l),v.fromArray(r,3*l+3),x=c.distanceSqToSegment(k,v,q,g),x>h||(q.applyMatrix4(this.matrixWorld),x=e.ray.origin.distanceTo(q),x<e.near||x>e.far||f.push({distance:x,point:g.clone().applyMatrix4(this.matrixWorld),index:l,face:null,faceIndex:null,object:this}))}else if(l instanceof b.Geometry)for(k=l.vertices,v=k.length,l=0;l<v-
-1;l+=p)x=c.distanceSqToSegment(k[l],k[l+1],q,g),x>h||(q.applyMatrix4(this.matrixWorld),x=e.ray.origin.distanceTo(q),x<e.near||x>e.far||f.push({distance:x,point:g.clone().applyMatrix4(this.matrixWorld),index:l,face:null,faceIndex:null,object:this}))}}}();b.Line.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.LineStrip=0;b.LinePieces=1;b.Points=function(a,c){b.Object3D.call(this);this.type="Points";this.geometry=void 0!==a?a:new b.Geometry;this.material=
-void 0!==c?c:new b.PointsMaterial({color:16777215*Math.random()})};b.Points.prototype=Object.create(b.Object3D.prototype);b.Points.prototype.constructor=b.Points;b.Points.prototype.raycast=function(){var a=new b.Matrix4,c=new b.Ray,d=new b.Sphere;return function(e,f){function h(a,b){var d=c.distanceSqToPoint(a);if(d<q){var h=c.closestPointToPoint(a);h.applyMatrix4(k);var g=e.ray.origin.distanceTo(h);g<e.near||g>e.far||f.push({distance:g,distanceToRay:Math.sqrt(d),point:h.clone(),index:b,face:null,
-object:l})}}var l=this,g=this.geometry,k=this.matrixWorld,v=e.params.Points.threshold;null===g.boundingSphere&&g.computeBoundingSphere();d.copy(g.boundingSphere);d.applyMatrix4(k);if(!1!==e.ray.intersectsSphere(d)){a.getInverse(k);c.copy(e.ray).applyMatrix4(a);var v=v/((this.scale.x+this.scale.y+this.scale.z)/3),q=v*v,v=new b.Vector3;if(g instanceof b.BufferGeometry){var p=g.index,g=g.attributes.position.array;if(null!==p)for(var m=p.array,p=0,r=m.length;p<r;p++){var s=m[p];v.fromArray(g,3*s);h(v,
-s)}else for(p=0,m=g.length/3;p<m;p++)v.fromArray(g,3*p),h(v,p)}else for(v=g.vertices,p=0,m=v.length;p<m;p++)h(v[p],p)}}}();b.Points.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.LineSegments=function(a,c){b.Line.call(this,a,c);this.type="LineSegments"};b.LineSegments.prototype=Object.create(b.Line.prototype);b.LineSegments.prototype.constructor=b.LineSegments;b.Mesh=function(a,c){b.Object3D.call(this);this.type="Mesh";this.geometry=void 0!==a?a:
+uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],wrap:[this.wrapS,this.wrapT],minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy};if(void 0!==this.image){var d=this.image;void 0===d.uuid&&(d.uuid=b.Math.generateUUID());if(void 0===a.images[d.uuid]){var e=a.images,f=d.uuid,h=d.uuid,g;void 0!==d.toDataURL?g=d:(g=document.createElement("canvas"),g.width=d.width,g.height=d.height,g.getContext("2d").drawImage(d,
+0,0,d.width,d.height));g=2048<g.width||2048<g.height?g.toDataURL("image/jpeg",.6):g.toDataURL("image/png");e[f]={uuid:h,url:g}}c.image=d.uuid}return a.textures[this.uuid]=c},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(a){if(this.mapping===b.UVMapping){a.multiply(this.repeat);a.add(this.offset);if(0>a.x||1<a.x)switch(this.wrapS){case b.RepeatWrapping:a.x-=Math.floor(a.x);break;case b.ClampToEdgeWrapping:a.x=0>a.x?0:1;break;case b.MirroredRepeatWrapping:1===Math.abs(Math.floor(a.x)%
+2)?a.x=Math.ceil(a.x)-a.x:a.x-=Math.floor(a.x)}if(0>a.y||1<a.y)switch(this.wrapT){case b.RepeatWrapping:a.y-=Math.floor(a.y);break;case b.ClampToEdgeWrapping:a.y=0>a.y?0:1;break;case b.MirroredRepeatWrapping:1===Math.abs(Math.floor(a.y)%2)?a.y=Math.ceil(a.y)-a.y:a.y-=Math.floor(a.y)}this.flipY&&(a.y=1-a.y)}}};b.EventDispatcher.prototype.apply(b.Texture.prototype);b.TextureIdCount=0;b.DepthTexture=function(a,c,d,e,f,h,g,k,q){b.Texture.call(this,null,e,f,h,g,k,b.DepthFormat,d,q);this.image={width:a,
+height:c};this.type=void 0!==d?d:b.UnsignedShortType;this.magFilter=void 0!==g?g:b.NearestFilter;this.minFilter=void 0!==k?k:b.NearestFilter;this.generateMipmaps=this.flipY=!1};b.DepthTexture.prototype=Object.create(b.Texture.prototype);b.DepthTexture.prototype.constructor=b.DepthTexture;b.CompressedTexture=function(a,c,d,e,f,h,g,k,q,w,p,n){b.Texture.call(this,null,h,g,k,q,w,e,f,p,n);this.image={width:c,height:d};this.mipmaps=a;this.generateMipmaps=this.flipY=!1};b.CompressedTexture.prototype=Object.create(b.Texture.prototype);
+b.CompressedTexture.prototype.constructor=b.CompressedTexture;b.DataTexture=function(a,c,d,e,f,h,g,k,q,w,p,n){b.Texture.call(this,null,h,g,k,q,w,e,f,p,n);this.image={data:a,width:c,height:d};this.magFilter=void 0!==q?q:b.NearestFilter;this.minFilter=void 0!==w?w:b.NearestFilter;this.generateMipmaps=this.flipY=!1};b.DataTexture.prototype=Object.create(b.Texture.prototype);b.DataTexture.prototype.constructor=b.DataTexture;b.Line=function(a,c,d){if(1===d)return console.warn("THREE.Line: parameter THREE.LinePieces no longer supported. Created THREE.LineSegments instead."),
+new b.LineSegments(a,c);b.Object3D.call(this);this.type="Line";this.geometry=void 0!==a?a:new b.Geometry;this.material=void 0!==c?c:new b.LineBasicMaterial({color:16777215*Math.random()})};b.Line.prototype=Object.create(b.Object3D.prototype);b.Line.prototype.constructor=b.Line;b.Line.prototype.raycast=function(){var a=new b.Matrix4,c=new b.Ray,d=new b.Sphere;return function(e,f){var h=e.linePrecision,h=h*h,g=this.geometry,k=this.matrixWorld;null===g.boundingSphere&&g.computeBoundingSphere();d.copy(g.boundingSphere);
+d.applyMatrix4(k);if(!1!==e.ray.intersectsSphere(d)){a.getInverse(k);c.copy(e.ray).applyMatrix4(a);var q=new b.Vector3,w=new b.Vector3,k=new b.Vector3,p=new b.Vector3,n=this instanceof b.LineSegments?2:1;if(g instanceof b.BufferGeometry){var m=g.index,r=g.attributes.position.array;if(null!==m)for(var m=m.array,g=0,s=m.length-1;g<s;g+=n){var z=m[g+1];q.fromArray(r,3*m[g]);w.fromArray(r,3*z);z=c.distanceSqToSegment(q,w,p,k);z>h||(p.applyMatrix4(this.matrixWorld),z=e.ray.origin.distanceTo(p),z<e.near||
+z>e.far||f.push({distance:z,point:k.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else for(g=0,s=r.length/3-1;g<s;g+=n)q.fromArray(r,3*g),w.fromArray(r,3*g+3),z=c.distanceSqToSegment(q,w,p,k),z>h||(p.applyMatrix4(this.matrixWorld),z=e.ray.origin.distanceTo(p),z<e.near||z>e.far||f.push({distance:z,point:k.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else if(g instanceof b.Geometry)for(q=g.vertices,w=q.length,g=0;g<w-
+1;g+=n)z=c.distanceSqToSegment(q[g],q[g+1],p,k),z>h||(p.applyMatrix4(this.matrixWorld),z=e.ray.origin.distanceTo(p),z<e.near||z>e.far||f.push({distance:z,point:k.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}}}();b.Line.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.LineStrip=0;b.LinePieces=1;b.Points=function(a,c){b.Object3D.call(this);this.type="Points";this.geometry=void 0!==a?a:new b.Geometry;this.material=
+void 0!==c?c:new b.PointsMaterial({color:16777215*Math.random()})};b.Points.prototype=Object.create(b.Object3D.prototype);b.Points.prototype.constructor=b.Points;b.Points.prototype.raycast=function(){var a=new b.Matrix4,c=new b.Ray,d=new b.Sphere;return function(e,f){function h(a,b){var d=c.distanceSqToPoint(a);if(d<p){var h=c.closestPointToPoint(a);h.applyMatrix4(q);var k=e.ray.origin.distanceTo(h);k<e.near||k>e.far||f.push({distance:k,distanceToRay:Math.sqrt(d),point:h.clone(),index:b,face:null,
+object:g})}}var g=this,k=this.geometry,q=this.matrixWorld,w=e.params.Points.threshold;null===k.boundingSphere&&k.computeBoundingSphere();d.copy(k.boundingSphere);d.applyMatrix4(q);if(!1!==e.ray.intersectsSphere(d)){a.getInverse(q);c.copy(e.ray).applyMatrix4(a);var w=w/((this.scale.x+this.scale.y+this.scale.z)/3),p=w*w,w=new b.Vector3;if(k instanceof b.BufferGeometry){var n=k.index,k=k.attributes.position.array;if(null!==n)for(var m=n.array,n=0,r=m.length;n<r;n++){var s=m[n];w.fromArray(k,3*s);h(w,
+s)}else for(n=0,m=k.length/3;n<m;n++)w.fromArray(k,3*n),h(w,n)}else for(w=k.vertices,n=0,m=w.length;n<m;n++)h(w[n],n)}}}();b.Points.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.LineSegments=function(a,c){b.Line.call(this,a,c);this.type="LineSegments"};b.LineSegments.prototype=Object.create(b.Line.prototype);b.LineSegments.prototype.constructor=b.LineSegments;b.Mesh=function(a,c){b.Object3D.call(this);this.type="Mesh";this.geometry=void 0!==a?a:
 new b.Geometry;this.material=void 0!==c?c:new b.MeshBasicMaterial({color:16777215*Math.random()});this.drawMode=b.TrianglesDrawMode;this.updateMorphTargets()};b.Mesh.prototype=Object.create(b.Object3D.prototype);b.Mesh.prototype.constructor=b.Mesh;b.Mesh.prototype.setDrawMode=function(a){this.drawMode=a};b.Mesh.prototype.updateMorphTargets=function(){if(void 0!==this.geometry.morphTargets&&0<this.geometry.morphTargets.length){this.morphTargetBase=-1;this.morphTargetInfluences=[];this.morphTargetDictionary=
-{};for(var a=0,b=this.geometry.morphTargets.length;a<b;a++)this.morphTargetInfluences.push(0),this.morphTargetDictionary[this.geometry.morphTargets[a].name]=a}};b.Mesh.prototype.getMorphTargetIndexByName=function(a){if(void 0!==this.morphTargetDictionary[a])return this.morphTargetDictionary[a];console.warn("THREE.Mesh.getMorphTargetIndexByName: morph target "+a+" does not exist. Returning 0.");return 0};b.Mesh.prototype.raycast=function(){function a(a,d,c,e,f,h,l){b.Triangle.barycoordFromPoint(a,
-d,c,e,x);f.multiplyScalar(x.x);h.multiplyScalar(x.y);l.multiplyScalar(x.z);f.add(h).add(l);return f.clone()}function c(a,d,c,e,f,h,l){var g=a.material;if(null===(g.side===b.BackSide?c.intersectTriangle(h,f,e,!0,l):c.intersectTriangle(e,f,h,g.side!==b.DoubleSide,l)))return null;w.copy(l);w.applyMatrix4(a.matrixWorld);c=d.ray.origin.distanceTo(w);return c<d.near||c>d.far?null:{distance:c,point:w.clone(),object:a}}function d(d,e,f,h,p,q,v,x){l.fromArray(h,3*q);g.fromArray(h,3*v);k.fromArray(h,3*x);if(d=
-c(d,e,f,l,g,k,u))p&&(m.fromArray(p,2*q),r.fromArray(p,2*v),s.fromArray(p,2*x),d.uv=a(u,l,g,k,m,r,s)),d.face=new b.Face3(q,v,x,b.Triangle.normal(l,g,k)),d.faceIndex=q;return d}var e=new b.Matrix4,f=new b.Ray,h=new b.Sphere,l=new b.Vector3,g=new b.Vector3,k=new b.Vector3,v=new b.Vector3,q=new b.Vector3,p=new b.Vector3,m=new b.Vector2,r=new b.Vector2,s=new b.Vector2,x=new b.Vector3,u=new b.Vector3,w=new b.Vector3;return function(n,x){var w=this.geometry,y=this.material,G=this.matrixWorld;if(void 0!==
-y&&(null===w.boundingSphere&&w.computeBoundingSphere(),h.copy(w.boundingSphere),h.applyMatrix4(G),!1!==n.ray.intersectsSphere(h)&&(e.getInverse(G),f.copy(n.ray).applyMatrix4(e),null===w.boundingBox||!1!==f.intersectsBox(w.boundingBox)))){var K,D;if(w instanceof b.BufferGeometry){var O,M,y=w.index,G=w.attributes,w=G.position.array;void 0!==G.uv&&(K=G.uv.array);if(null!==y)for(var G=y.array,R=0,B=G.length;R<B;R+=3){if(y=G[R],O=G[R+1],M=G[R+2],D=d(this,n,f,w,K,y,O,M))D.faceIndex=Math.floor(R/3),x.push(D)}else for(R=
-0,B=w.length;R<B;R+=9)if(y=R/3,O=y+1,M=y+2,D=d(this,n,f,w,K,y,O,M))D.index=y,x.push(D)}else if(w instanceof b.Geometry){var H,S,G=y instanceof b.MultiMaterial,R=!0===G?y.materials:null,B=w.vertices;O=w.faces;M=w.faceVertexUvs[0];0<M.length&&(K=M);for(var C=0,Q=O.length;C<Q;C++){var J=O[C];D=!0===G?R[J.materialIndex]:y;if(void 0!==D){M=B[J.a];H=B[J.b];S=B[J.c];if(!0===D.morphTargets){D=w.morphTargets;var N=this.morphTargetInfluences;l.set(0,0,0);g.set(0,0,0);k.set(0,0,0);for(var L=0,P=D.length;L<P;L++){var U=
-N[L];if(0!==U){var W=D[L].vertices;l.addScaledVector(v.subVectors(W[J.a],M),U);g.addScaledVector(q.subVectors(W[J.b],H),U);k.addScaledVector(p.subVectors(W[J.c],S),U)}}l.add(M);g.add(H);k.add(S);M=l;H=g;S=k}if(D=c(this,n,f,M,H,S,u))K&&(N=K[C],m.copy(N[0]),r.copy(N[1]),s.copy(N[2]),D.uv=a(u,M,H,S,m,r,s)),D.face=J,D.faceIndex=C,x.push(D)}}}}}}();b.Mesh.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.SkinnedMesh=function(a,c,d){b.Mesh.call(this,a,c);
+{};for(var a=0,b=this.geometry.morphTargets.length;a<b;a++)this.morphTargetInfluences.push(0),this.morphTargetDictionary[this.geometry.morphTargets[a].name]=a}};b.Mesh.prototype.getMorphTargetIndexByName=function(a){if(void 0!==this.morphTargetDictionary[a])return this.morphTargetDictionary[a];console.warn("THREE.Mesh.getMorphTargetIndexByName: morph target "+a+" does not exist. Returning 0.");return 0};b.Mesh.prototype.raycast=function(){function a(a,c,d,e,f,h,g){b.Triangle.barycoordFromPoint(a,
+c,d,e,z);f.multiplyScalar(z.x);h.multiplyScalar(z.y);g.multiplyScalar(z.z);f.add(h).add(g);return f.clone()}function c(a,c,d,e,f,h,g){var k=a.material;if(null===(k.side===b.BackSide?d.intersectTriangle(h,f,e,!0,g):d.intersectTriangle(e,f,h,k.side!==b.DoubleSide,g)))return null;x.copy(g);x.applyMatrix4(a.matrixWorld);d=c.ray.origin.distanceTo(x);return d<c.near||d>c.far?null:{distance:d,point:x.clone(),object:a}}function d(d,e,f,h,n,p,w,z){g.fromArray(h,3*p);k.fromArray(h,3*w);q.fromArray(h,3*z);if(d=
+c(d,e,f,g,k,q,y))n&&(m.fromArray(n,2*p),r.fromArray(n,2*w),s.fromArray(n,2*z),d.uv=a(y,g,k,q,m,r,s)),d.face=new b.Face3(p,w,z,b.Triangle.normal(g,k,q)),d.faceIndex=p;return d}var e=new b.Matrix4,f=new b.Ray,h=new b.Sphere,g=new b.Vector3,k=new b.Vector3,q=new b.Vector3,w=new b.Vector3,p=new b.Vector3,n=new b.Vector3,m=new b.Vector2,r=new b.Vector2,s=new b.Vector2,z=new b.Vector3,y=new b.Vector3,x=new b.Vector3;return function(t,z){var u=this.geometry,x=this.material,B=this.matrixWorld;if(void 0!==
+x&&(null===u.boundingSphere&&u.computeBoundingSphere(),h.copy(u.boundingSphere),h.applyMatrix4(B),!1!==t.ray.intersectsSphere(h)&&(e.getInverse(B),f.copy(t.ray).applyMatrix4(e),null===u.boundingBox||!1!==f.intersectsBox(u.boundingBox)))){var I,F;if(u instanceof b.BufferGeometry){var O,M,x=u.index,B=u.attributes,u=B.position.array;void 0!==B.uv&&(I=B.uv.array);if(null!==x)for(var B=x.array,R=0,D=B.length;R<D;R+=3){if(x=B[R],O=B[R+1],M=B[R+2],F=d(this,t,f,u,I,x,O,M))F.faceIndex=Math.floor(R/3),z.push(F)}else for(R=
+0,D=u.length;R<D;R+=9)if(x=R/3,O=x+1,M=x+2,F=d(this,t,f,u,I,x,O,M))F.index=x,z.push(F)}else if(u instanceof b.Geometry){var H,S,B=x instanceof b.MultiMaterial,R=!0===B?x.materials:null,D=u.vertices;O=u.faces;M=u.faceVertexUvs[0];0<M.length&&(I=M);for(var C=0,Q=O.length;C<Q;C++){var K=O[C];F=!0===B?R[K.materialIndex]:x;if(void 0!==F){M=D[K.a];H=D[K.b];S=D[K.c];if(!0===F.morphTargets){F=u.morphTargets;var N=this.morphTargetInfluences;g.set(0,0,0);k.set(0,0,0);q.set(0,0,0);for(var L=0,P=F.length;L<P;L++){var U=
+N[L];if(0!==U){var W=F[L].vertices;g.addScaledVector(w.subVectors(W[K.a],M),U);k.addScaledVector(p.subVectors(W[K.b],H),U);q.addScaledVector(n.subVectors(W[K.c],S),U)}}g.add(M);k.add(H);q.add(S);M=g;H=k;S=q}if(F=c(this,t,f,M,H,S,y))I&&(N=I[C],m.copy(N[0]),r.copy(N[1]),s.copy(N[2]),F.uv=a(y,M,H,S,m,r,s)),F.face=K,F.faceIndex=C,z.push(F)}}}}}}();b.Mesh.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.SkinnedMesh=function(a,c,d){b.Mesh.call(this,a,c);
 this.type="SkinnedMesh";this.bindMode="attached";this.bindMatrix=new b.Matrix4;this.bindMatrixInverse=new b.Matrix4;a=[];if(this.geometry&&void 0!==this.geometry.bones){for(var e,f=0,h=this.geometry.bones.length;f<h;++f)e=this.geometry.bones[f],c=new b.Bone(this),a.push(c),c.name=e.name,c.position.fromArray(e.pos),c.quaternion.fromArray(e.rotq),void 0!==e.scl&&c.scale.fromArray(e.scl);f=0;for(h=this.geometry.bones.length;f<h;++f)e=this.geometry.bones[f],-1!==e.parent&&null!==e.parent&&void 0!==a[e.parent]?
 a[e.parent].add(a[f]):this.add(a[f])}this.normalizeSkinWeights();this.updateMatrixWorld(!0);this.bind(new b.Skeleton(a,void 0,d),this.matrixWorld)};b.SkinnedMesh.prototype=Object.create(b.Mesh.prototype);b.SkinnedMesh.prototype.constructor=b.SkinnedMesh;b.SkinnedMesh.prototype.bind=function(a,b){this.skeleton=a;void 0===b&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),b=this.matrixWorld);this.bindMatrix.copy(b);this.bindMatrixInverse.getInverse(b)};b.SkinnedMesh.prototype.pose=function(){this.skeleton.pose()};
 b.SkinnedMesh.prototype.normalizeSkinWeights=function(){if(this.geometry instanceof b.Geometry)for(var a=0;a<this.geometry.skinWeights.length;a++){var c=this.geometry.skinWeights[a],d=1/c.lengthManhattan();Infinity!==d?c.multiplyScalar(d):c.set(1,0,0,0)}else if(this.geometry instanceof b.BufferGeometry)for(var c=new b.Vector4,e=this.geometry.attributes.skinWeight,a=0;a<e.count;a++)c.x=e.getX(a),c.y=e.getY(a),c.z=e.getZ(a),c.w=e.getW(a),d=1/c.lengthManhattan(),Infinity!==d?c.multiplyScalar(d):c.set(1,
@@ -696,89 +698,89 @@
 b.UniformsLib.aomap,b.UniformsLib.lightmap,b.UniformsLib.emissivemap,b.UniformsLib.bumpmap,b.UniformsLib.normalmap,b.UniformsLib.displacementmap,b.UniformsLib.roughnessmap,b.UniformsLib.metalnessmap,b.UniformsLib.fog,b.UniformsLib.lights,{emissive:{type:"c",value:new b.Color(0)},roughness:{type:"1f",value:.5},metalness:{type:"1f",value:0},envMapIntensity:{type:"1f",value:1}}]),vertexShader:b.ShaderChunk.meshphysical_vert,fragmentShader:b.ShaderChunk.meshphysical_frag},points:{uniforms:b.UniformsUtils.merge([b.UniformsLib.points,
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 normal:{uniforms:{opacity:{type:"1f",value:1}},vertexShader:b.ShaderChunk.normal_vert,fragmentShader:b.ShaderChunk.normal_frag},cube:{uniforms:{tCube:{type:"t",value:null},tFlip:{type:"1f",value:-1}},vertexShader:b.ShaderChunk.cube_vert,fragmentShader:b.ShaderChunk.cube_frag},equirect:{uniforms:{tEquirect:{type:"t",value:null},tFlip:{type:"1f",value:-1}},vertexShader:b.ShaderChunk.equirect_vert,fragmentShader:b.ShaderChunk.equirect_frag},distanceRGBA:{uniforms:{lightPos:{type:"v3",value:new b.Vector3}},
-vertexShader:b.ShaderChunk.distanceRGBA_vert,fragmentShader:b.ShaderChunk.distanceRGBA_frag}};b.ShaderLib.physical={uniforms:b.UniformsUtils.merge([b.ShaderLib.standard.uniforms,{}]),vertexShader:b.ShaderChunk.meshphysical_vert,fragmentShader:b.ShaderChunk.meshphysical_frag};b.WebGLRenderer=function(a){function c(a,b,d,c){!0===L&&(a*=c,b*=c,d*=c);V.clearColor(a,b,d,c)}function d(){V.init();V.scissor(Ea.copy(la).multiplyScalar(ia));V.viewport(Y.copy(ma).multiplyScalar(ia));c(qa.r,qa.g,qa.b,ca)}function e(){wa=
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-a.depthTexture&&a.depthTexture.dispose();if(a instanceof b.WebGLRenderTargetCube)for(c=0;6>c;c++)A.deleteFramebuffer(d.__webglFramebuffer[c]),d.__webglDepthbuffer&&A.deleteRenderbuffer(d.__webglDepthbuffer[c]);else A.deleteFramebuffer(d.__webglFramebuffer),d.__webglDepthbuffer&&A.deleteRenderbuffer(d.__webglDepthbuffer);ha.delete(a.texture);ha.delete(a)}Ia.textures--}function g(a){a=a.target;a.removeEventListener("dispose",g);k(a);ha.delete(a)}function k(a){var b=ha.get(a).program;a.program=void 0;
-void 0!==b&&Na.releaseProgram(b)}function v(a,b){return Math.abs(b[0])-Math.abs(a[0])}function q(a,b){return a.object.renderOrder!==b.object.renderOrder?a.object.renderOrder-b.object.renderOrder:a.material.id!==b.material.id?a.material.id-b.material.id:a.z!==b.z?a.z-b.z:a.id-b.id}function p(a,b){return a.object.renderOrder!==b.object.renderOrder?a.object.renderOrder-b.object.renderOrder:a.z!==b.z?b.z-a.z:a.id-b.id}function m(a,b,d,c,e){var f;d.transparent?(c=T,f=++oa):(c=W,f=++$);f=c[f];void 0!==
-f?(f.id=a.id,f.object=a,f.geometry=b,f.material=d,f.z=ra.z,f.group=e):(f={id:a.id,object:a,geometry:b,material:d,z:ra.z,group:e},c.push(f))}function r(a){var b=a.geometry;null===b.boundingSphere&&b.computeBoundingSphere();var d=Ya.copy(b.boundingSphere).applyMatrix4(a.matrixWorld);if(!ga.intersectsSphere(d))return!1;if(0===ua)return!0;a=ka.clippingPlanes;var b=d.center,d=-d.radius,c=0;do if(a[c].distanceToPoint(b)<d)return!1;while(++c!==ua);return!0}function s(a,d){if(!1!==a.visible){if(a.layers.test(d.layers))if(a instanceof
-b.Light)U.push(a);else if(a instanceof b.Sprite)!1!==a.frustumCulled&&!0!==r(a)||da.push(a);else if(a instanceof b.LensFlare)Ja.push(a);else if(a instanceof b.ImmediateRenderObject)!0===ka.sortObjects&&(ra.setFromMatrixPosition(a.matrixWorld),ra.applyProjection(Pa)),m(a,null,a.material,ra.z,null);else if(a instanceof b.Mesh||a instanceof b.Line||a instanceof b.Points)if(a instanceof b.SkinnedMesh&&a.skeleton.update(),!1===a.frustumCulled||!0===r(a)){var c=a.material;if(!0===c.visible){!0===ka.sortObjects&&
-(ra.setFromMatrixPosition(a.matrixWorld),ra.applyProjection(Pa));var e=Ka.update(a);if(c instanceof b.MultiMaterial)for(var f=e.groups,h=c.materials,c=0,l=f.length;c<l;c++){var g=f[c],k=h[g.materialIndex];!0===k.visible&&m(a,e,k,ra.z,g)}else m(a,e,c,ra.z,null)}}e=a.children;c=0;for(l=e.length;c<l;c++)s(e[c],d)}}function x(a,d,c,e){for(var f=0,h=a.length;f<h;f++){var l=a[f],g=l.object,k=l.geometry,m=void 0===e?l.material:e,l=l.group;g.modelViewMatrix.multiplyMatrices(d.matrixWorldInverse,g.matrixWorld);
-g.normalMatrix.getNormalMatrix(g.modelViewMatrix);if(g instanceof b.ImmediateRenderObject){u(m);var p=w(d,c,m,g);Ca="";g.render(function(a){ka.renderBufferImmediate(a,p,m)})}else ka.renderBufferDirect(d,c,k,m,g,l)}}function u(a){a.side!==b.DoubleSide?V.enable(A.CULL_FACE):V.disable(A.CULL_FACE);V.setFlipSided(a.side===b.BackSide);!0===a.transparent?V.setBlending(a.blending,a.blendEquation,a.blendSrc,a.blendDst,a.blendEquationAlpha,a.blendSrcAlpha,a.blendDstAlpha,a.premultipliedAlpha):V.setBlending(b.NoBlending);
-V.setDepthFunc(a.depthFunc);V.setDepthTest(a.depthTest);V.setDepthWrite(a.depthWrite);V.setColorWrite(a.colorWrite);V.setPolygonOffset(a.polygonOffset,a.polygonOffsetFactor,a.polygonOffsetUnits)}function w(a,d,c,e){X=0;var f=ha.get(c);if(La){if(xa||a!==wa){var h=c.clippingPlanes,l=a===wa&&c.id===pa;if(!xa||null===h||0===h.length||va&&!c.clipShadows)va?y(null):z();else{var m=va?0:Ma,p=4*m,r=f.clippingState||null;na.value=r;r=y(h,a,p,l);for(h=0;h!==p;++h)r[h]=ya[h];f.clippingState=r;ua+=m}}void 0!==
-f.numClippingPlanes&&f.numClippingPlanes!==ua&&(c.needsUpdate=!0)}void 0===f.program&&(c.needsUpdate=!0);void 0!==f.lightsHash&&f.lightsHash!==fa.hash&&(c.needsUpdate=!0);if(c.needsUpdate){a:{m=ha.get(c);p=Na.getParameters(c,fa,d,ua,e);r=Na.getProgramCode(c,p);h=m.program;l=!0;if(void 0===h)c.addEventListener("dispose",g);else if(h.code!==r)k(c);else if(void 0!==p.shaderID)break a;else l=!1;l&&(p.shaderID?(h=b.ShaderLib[p.shaderID],m.__webglShader={name:c.type,uniforms:b.UniformsUtils.clone(h.uniforms),
-vertexShader:h.vertexShader,fragmentShader:h.fragmentShader}):m.__webglShader={name:c.type,uniforms:c.uniforms,vertexShader:c.vertexShader,fragmentShader:c.fragmentShader},c.__webglShader=m.__webglShader,h=Na.acquireProgram(c,p,r),m.program=h,c.program=h);p=h.getAttributes();if(c.morphTargets)for(r=c.numSupportedMorphTargets=0;r<ka.maxMorphTargets;r++)0<=p["morphTarget"+r]&&c.numSupportedMorphTargets++;if(c.morphNormals)for(r=c.numSupportedMorphNormals=0;r<ka.maxMorphNormals;r++)0<=p["morphNormal"+
-r]&&c.numSupportedMorphNormals++;p=m.__webglShader.uniforms;(c instanceof b.ShaderMaterial||c instanceof b.RawShaderMaterial)&&!0!==c.clipping||(m.numClippingPlanes=ua,p.clippingPlanes=na);if(c instanceof b.MeshPhongMaterial||c instanceof b.MeshLambertMaterial||c instanceof b.MeshStandardMaterial||c.lights)m.lightsHash=fa.hash,p.ambientLightColor.value=fa.ambient,p.directionalLights.value=fa.directional,p.spotLights.value=fa.spot,p.pointLights.value=fa.point,p.hemisphereLights.value=fa.hemi,p.directionalShadowMap.value=
-fa.directionalShadowMap,p.directionalShadowMatrix.value=fa.directionalShadowMatrix,p.spotShadowMap.value=fa.spotShadowMap,p.spotShadowMatrix.value=fa.spotShadowMatrix,p.pointShadowMap.value=fa.pointShadowMap,p.pointShadowMatrix.value=fa.pointShadowMatrix;r=m.program.getUniforms();r=b.WebGLUniforms.seqWithValue(r.seq,p);m.uniformsList=r;m.dynamicUniforms=b.WebGLUniforms.splitDynamic(r,p)}c.needsUpdate=!1}var s=!1,l=h=!1,m=f.program,r=m.getUniforms(),p=f.__webglShader.uniforms;m.id!==ta&&(A.useProgram(m.program),
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-c instanceof b.MeshStandardMaterial||c instanceof b.ShaderMaterial||c.skinning)&&r.setValue(A,"viewMatrix",a.matrixWorldInverse);r.set(A,ka,"toneMappingExposure");r.set(A,ka,"toneMappingWhitePoint")}c.skinning&&(r.setOptional(A,e,"bindMatrix"),r.setOptional(A,e,"bindMatrixInverse"),s=e.skeleton)&&(za.floatVertexTextures&&s.useVertexTexture?(r.set(A,s,"boneTexture"),r.set(A,s,"boneTextureWidth"),r.set(A,s,"boneTextureHeight")):r.setOptional(A,s,"boneMatrices"));if(h){if(c instanceof b.MeshPhongMaterial||
-c instanceof b.MeshLambertMaterial||c instanceof b.MeshStandardMaterial||c.lights)h=l,p.ambientLightColor.needsUpdate=h,p.directionalLights.needsUpdate=h,p.pointLights.needsUpdate=h,p.spotLights.needsUpdate=h,p.hemisphereLights.needsUpdate=h;d&&c.fog&&(p.fogColor.value=d.color,d instanceof b.Fog?(p.fogNear.value=d.near,p.fogFar.value=d.far):d instanceof b.FogExp2&&(p.fogDensity.value=d.density));if(c instanceof b.MeshBasicMaterial||c instanceof b.MeshLambertMaterial||c instanceof b.MeshPhongMaterial||
-c instanceof b.MeshStandardMaterial||c instanceof b.MeshDepthMaterial){p.opacity.value=c.opacity;p.diffuse.value=c.color;c.emissive&&p.emissive.value.copy(c.emissive).multiplyScalar(c.emissiveIntensity);p.map.value=c.map;p.specularMap.value=c.specularMap;p.alphaMap.value=c.alphaMap;c.aoMap&&(p.aoMap.value=c.aoMap,p.aoMapIntensity.value=c.aoMapIntensity);var q;c.map?q=c.map:c.specularMap?q=c.specularMap:c.displacementMap?q=c.displacementMap:c.normalMap?q=c.normalMap:c.bumpMap?q=c.bumpMap:c.roughnessMap?
-q=c.roughnessMap:c.metalnessMap?q=c.metalnessMap:c.alphaMap?q=c.alphaMap:c.emissiveMap&&(q=c.emissiveMap);void 0!==q&&(q instanceof b.WebGLRenderTarget&&(q=q.texture),d=q.offset,q=q.repeat,p.offsetRepeat.value.set(d.x,d.y,q.x,q.y));p.envMap.value=c.envMap;p.flipEnvMap.value=c.envMap instanceof b.WebGLRenderTargetCube?1:-1;p.reflectivity.value=c.reflectivity;p.refractionRatio.value=c.refractionRatio}c instanceof b.LineBasicMaterial?(p.diffuse.value=c.color,p.opacity.value=c.opacity):c instanceof b.LineDashedMaterial?
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 A.TEXTURE_WRAP_S,A.CLAMP_TO_EDGE),A.texParameteri(a,A.TEXTURE_WRAP_T,A.CLAMP_TO_EDGE),c.wrapS===b.ClampToEdgeWrapping&&c.wrapT===b.ClampToEdgeWrapping||console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.",c),A.texParameteri(a,A.TEXTURE_MAG_FILTER,R(c.magFilter)),A.texParameteri(a,A.TEXTURE_MIN_FILTER,R(c.minFilter)),c.minFilter!==b.NearestFilter&&c.minFilter!==b.LinearFilter&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.",
-c));!(d=ja.get("EXT_texture_filter_anisotropic"))||c.type===b.FloatType&&null===ja.get("OES_texture_float_linear")||c.type===b.HalfFloatType&&null===ja.get("OES_texture_half_float_linear")||!(1<c.anisotropy||ha.get(c).__currentAnisotropy)||(A.texParameterf(a,d.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(c.anisotropy,ka.getMaxAnisotropy())),ha.get(c).__currentAnisotropy=c.anisotropy)}function G(a,c){a instanceof b.WebGLRenderTarget&&(a=a.texture);var d=ha.get(a);if(0<a.version&&d.__version!==a.version){var e=
+c));!(d=ja.get("EXT_texture_filter_anisotropic"))||c.type===b.FloatType&&null===ja.get("OES_texture_float_linear")||c.type===b.HalfFloatType&&null===ja.get("OES_texture_half_float_linear")||!(1<c.anisotropy||ha.get(c).__currentAnisotropy)||(A.texParameterf(a,d.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(c.anisotropy,ka.getMaxAnisotropy())),ha.get(c).__currentAnisotropy=c.anisotropy)}function B(a,c){a instanceof b.WebGLRenderTarget&&(a=a.texture);var d=ha.get(a);if(0<a.version&&d.__version!==a.version){var e=
 a.image;if(void 0===e)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined",a);else if(!1===e.complete)console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete",a);else{e=a;void 0===d.__webglInit&&(d.__webglInit=!0,e.addEventListener("dispose",h),d.__webglTexture=A.createTexture(),Ia.textures++);V.activeTexture(A.TEXTURE0+c);V.bindTexture(A.TEXTURE_2D,d.__webglTexture);A.pixelStorei(A.UNPACK_FLIP_Y_WEBGL,e.flipY);A.pixelStorei(A.UNPACK_PREMULTIPLY_ALPHA_WEBGL,
-e.premultiplyAlpha);A.pixelStorei(A.UNPACK_ALIGNMENT,e.unpackAlignment);var f=K(e.image,za.maxTextureSize);if((e.wrapS!==b.ClampToEdgeWrapping||e.wrapT!==b.ClampToEdgeWrapping||e.minFilter!==b.NearestFilter&&e.minFilter!==b.LinearFilter)&&!1===D(f)){var l=f;if(l instanceof HTMLImageElement||l instanceof HTMLCanvasElement){var g=document.createElement("canvas");g.width=b.Math.nearestPowerOfTwo(l.width);g.height=b.Math.nearestPowerOfTwo(l.height);g.getContext("2d").drawImage(l,0,0,g.width,g.height);
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-k.length&&l){for(var p=0,n=k.length;p<n;p++)f=k[p],V.texImage2D(A.TEXTURE_2D,p,g,f.width,f.height,0,g,m,f.data);e.generateMipmaps=!1}else V.texImage2D(A.TEXTURE_2D,0,g,f.width,f.height,0,g,m,f.data);else if(e instanceof b.CompressedTexture)for(p=0,n=k.length;p<n;p++)f=k[p],e.format!==b.RGBAFormat&&e.format!==b.RGBFormat?-1<V.getCompressedTextureFormats().indexOf(g)?V.compressedTexImage2D(A.TEXTURE_2D,p,g,f.width,f.height,0,f.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):
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+console.warn("THREE.WebGLRenderer: image is not power of two ("+g.width+"x"+g.height+"). Resized to "+l.width+"x"+l.height,g);f=l}else f=g}var g=F(f),l=D(e.format),k=D(e.type);J(A.TEXTURE_2D,e,g);var m=e.mipmaps;if(e instanceof b.DepthTexture){m=A.DEPTH_COMPONENT;if(e.type===b.FloatType){if(!Qa)throw Error("Float Depth Texture only supported in WebGL2.0");m=A.DEPTH_COMPONENT32F}else Qa&&(m=A.DEPTH_COMPONENT16);V.texImage2D(A.TEXTURE_2D,0,m,f.width,f.height,0,l,k,null)}else if(e instanceof b.DataTexture)if(0<
+m.length&&g){for(var n=0,r=m.length;n<r;n++)f=m[n],V.texImage2D(A.TEXTURE_2D,n,l,f.width,f.height,0,l,k,f.data);e.generateMipmaps=!1}else V.texImage2D(A.TEXTURE_2D,0,l,f.width,f.height,0,l,k,f.data);else if(e instanceof b.CompressedTexture)for(n=0,r=m.length;n<r;n++)f=m[n],e.format!==b.RGBAFormat&&e.format!==b.RGBFormat?-1<V.getCompressedTextureFormats().indexOf(l)?V.compressedTexImage2D(A.TEXTURE_2D,n,l,f.width,f.height,0,f.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):
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 if(a===b.NearestMipMapLinearFilter)return A.NEAREST_MIPMAP_LINEAR;if(a===b.LinearFilter)return A.LINEAR;if(a===b.LinearMipMapNearestFilter)return A.LINEAR_MIPMAP_NEAREST;if(a===b.LinearMipMapLinearFilter)return A.LINEAR_MIPMAP_LINEAR;if(a===b.UnsignedByteType)return A.UNSIGNED_BYTE;if(a===b.UnsignedShort4444Type)return A.UNSIGNED_SHORT_4_4_4_4;if(a===b.UnsignedShort5551Type)return A.UNSIGNED_SHORT_5_5_5_1;if(a===b.UnsignedShort565Type)return A.UNSIGNED_SHORT_5_6_5;if(a===b.ByteType)return A.BYTE;
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 this.shadowMap=Ta;var $a=new b.SpritePlugin(this,da),ab=new b.LensFlarePlugin(this,Ja);this.getContext=function(){return A};this.getContextAttributes=function(){return A.getContextAttributes()};this.forceContextLoss=function(){ja.get("WEBGL_lose_context").loseContext()};this.getMaxAnisotropy=function(){var a;return function(){if(void 0!==a)return a;var b=ja.get("EXT_texture_filter_anisotropic");return a=null!==b?A.getParameter(b.MAX_TEXTURE_MAX_ANISOTROPY_EXT):0}}();this.getPrecision=function(){return za.precision};
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+this.getPixelRatio=function(){return ia};this.setPixelRatio=function(a){void 0!==a&&(ia=a,this.setSize(ma.z,ma.w,!1))};this.getSize=function(){return{width:ea,height:$}};this.setSize=function(a,b,c){ea=a;$=b;H.width=a*ia;H.height=b*ia;!1!==c&&(H.style.width=a+"px",H.style.height=b+"px");this.setViewport(0,0,a,b)};this.setViewport=function(a,b,c,d){V.viewport(ma.set(a,b,c,d))};this.setScissor=function(a,b,c,d){V.scissor(la.set(a,b,c,d))};this.setScissorTest=function(a){V.setScissorTest(ba=a)};this.getClearColor=
 function(){return qa};this.setClearColor=function(a,b){qa.set(a);ca=void 0!==b?b:1;c(qa.r,qa.g,qa.b,ca)};this.getClearAlpha=function(){return ca};this.setClearAlpha=function(a){ca=a;c(qa.r,qa.g,qa.b,ca)};this.clear=function(a,b,c){var d=0;if(void 0===a||a)d|=A.COLOR_BUFFER_BIT;if(void 0===b||b)d|=A.DEPTH_BUFFER_BIT;if(void 0===c||c)d|=A.STENCIL_BUFFER_BIT;A.clear(d)};this.clearColor=function(){this.clear(!0,!1,!1)};this.clearDepth=function(){this.clear(!1,!0,!1)};this.clearStencil=function(){this.clear(!1,
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-e.position),A.bufferData(A.ARRAY_BUFFER,a.positionArray,A.DYNAMIC_DRAW),V.enableAttribute(c.position),A.vertexAttribPointer(c.position,3,A.FLOAT,!1,0,0));if(a.hasNormals){A.bindBuffer(A.ARRAY_BUFFER,e.normal);if("MeshPhongMaterial"!==d.type&&"MeshStandardMaterial"!==d.type&&"MeshPhysicalMaterial"!==d.type&&d.shading===b.FlatShading)for(var f=0,h=3*a.count;f<h;f+=9){var l=a.normalArray,g=(l[f+0]+l[f+3]+l[f+6])/3,k=(l[f+1]+l[f+4]+l[f+7])/3,m=(l[f+2]+l[f+5]+l[f+8])/3;l[f+0]=g;l[f+1]=k;l[f+2]=m;l[f+3]=
-g;l[f+4]=k;l[f+5]=m;l[f+6]=g;l[f+7]=k;l[f+8]=m}A.bufferData(A.ARRAY_BUFFER,a.normalArray,A.DYNAMIC_DRAW);V.enableAttribute(c.normal);A.vertexAttribPointer(c.normal,3,A.FLOAT,!1,0,0)}a.hasUvs&&d.map&&(A.bindBuffer(A.ARRAY_BUFFER,e.uv),A.bufferData(A.ARRAY_BUFFER,a.uvArray,A.DYNAMIC_DRAW),V.enableAttribute(c.uv),A.vertexAttribPointer(c.uv,2,A.FLOAT,!1,0,0));a.hasColors&&d.vertexColors!==b.NoColors&&(A.bindBuffer(A.ARRAY_BUFFER,e.color),A.bufferData(A.ARRAY_BUFFER,a.colorArray,A.DYNAMIC_DRAW),V.enableAttribute(c.color),
-A.vertexAttribPointer(c.color,3,A.FLOAT,!1,0,0));V.disableUnusedAttributes();A.drawArrays(A.TRIANGLES,0,a.count);a.count=0};this.renderBufferDirect=function(a,c,d,e,f,h){u(e);var l=w(a,c,e,f),g=!1;a=d.id+"_"+l.id+"_"+e.wireframe;a!==Ca&&(Ca=a,g=!0);c=f.morphTargetInfluences;if(void 0!==c){a=[];for(var k=0,g=c.length;k<g;k++){var m=c[k];a.push([m,k])}a.sort(v);8<a.length&&(a.length=8);for(var p=d.morphAttributes,k=0,g=a.length;k<g;k++)m=a[k],sa[k]=m[0],0!==m[0]?(c=m[1],!0===e.morphTargets&&p.position&&
-d.addAttribute("morphTarget"+k,p.position[c]),!0===e.morphNormals&&p.normal&&d.addAttribute("morphNormal"+k,p.normal[c])):(!0===e.morphTargets&&d.removeAttribute("morphTarget"+k),!0===e.morphNormals&&d.removeAttribute("morphNormal"+k));l.getUniforms().setValue(A,"morphTargetInfluences",sa);g=!0}c=d.index;k=d.attributes.position;!0===e.wireframe&&(c=Ka.getWireframeAttribute(d));null!==c?(a=Wa,a.setIndex(c)):a=Va;if(g){a:{var g=void 0,n;if(d instanceof b.InstancedBufferGeometry&&(n=ja.get("ANGLE_instanced_arrays"),
-null===n)){console.error("THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");break a}void 0===g&&(g=0);V.initAttributes();var m=d.attributes,l=l.getAttributes(),p=e.defaultAttributeValues,r;for(r in l){var q=l[r];if(0<=q){var t=m[r];if(void 0!==t){var s=A.FLOAT,x=t.array,z=t.normalized;x instanceof Float32Array?s=A.FLOAT:x instanceof Float64Array?console.warn("Unsupported data buffer format: Float64Array"):
-x instanceof Uint16Array?s=A.UNSIGNED_SHORT:x instanceof Int16Array?s=A.SHORT:x instanceof Uint32Array?s=A.UNSIGNED_INT:x instanceof Int32Array?s=A.INT:x instanceof Int8Array?s=A.BYTE:x instanceof Uint8Array&&(s=A.UNSIGNED_BYTE);var x=t.itemSize,y=Ka.getAttributeBuffer(t);if(t instanceof b.InterleavedBufferAttribute){var E=t.data,J=E.stride,t=t.offset;E instanceof b.InstancedInterleavedBuffer?(V.enableAttributeAndDivisor(q,E.meshPerAttribute,n),void 0===d.maxInstancedCount&&(d.maxInstancedCount=E.meshPerAttribute*
-E.count)):V.enableAttribute(q);A.bindBuffer(A.ARRAY_BUFFER,y);A.vertexAttribPointer(q,x,s,z,J*E.array.BYTES_PER_ELEMENT,(g*J+t)*E.array.BYTES_PER_ELEMENT)}else t instanceof b.InstancedBufferAttribute?(V.enableAttributeAndDivisor(q,t.meshPerAttribute,n),void 0===d.maxInstancedCount&&(d.maxInstancedCount=t.meshPerAttribute*t.count)):V.enableAttribute(q),A.bindBuffer(A.ARRAY_BUFFER,y),A.vertexAttribPointer(q,x,s,z,0,g*x*t.array.BYTES_PER_ELEMENT)}else if(void 0!==p&&(s=p[r],void 0!==s))switch(s.length){case 2:A.vertexAttrib2fv(q,
-s);break;case 3:A.vertexAttrib3fv(q,s);break;case 4:A.vertexAttrib4fv(q,s);break;default:A.vertexAttrib1fv(q,s)}}}V.disableUnusedAttributes()}null!==c&&A.bindBuffer(A.ELEMENT_ARRAY_BUFFER,Ka.getAttributeBuffer(c))}n=Infinity;null!==c?n=c.count:void 0!==k&&(n=k.count);r=d.drawRange.start;c=d.drawRange.count;k=null!==h?h.start:0;g=null!==h?h.count:Infinity;h=Math.max(0,r,k);n=Math.min(0+n,r+c,k+g)-1;n=Math.max(0,n-h+1);if(f instanceof b.Mesh)if(!0===e.wireframe)V.setLineWidth(e.wireframeLinewidth*(null===
+e.position),A.bufferData(A.ARRAY_BUFFER,a.positionArray,A.DYNAMIC_DRAW),V.enableAttribute(c.position),A.vertexAttribPointer(c.position,3,A.FLOAT,!1,0,0));if(a.hasNormals){A.bindBuffer(A.ARRAY_BUFFER,e.normal);if("MeshPhongMaterial"!==d.type&&"MeshStandardMaterial"!==d.type&&"MeshPhysicalMaterial"!==d.type&&d.shading===b.FlatShading)for(var f=0,h=3*a.count;f<h;f+=9){var g=a.normalArray,l=(g[f+0]+g[f+3]+g[f+6])/3,k=(g[f+1]+g[f+4]+g[f+7])/3,m=(g[f+2]+g[f+5]+g[f+8])/3;g[f+0]=l;g[f+1]=k;g[f+2]=m;g[f+3]=
+l;g[f+4]=k;g[f+5]=m;g[f+6]=l;g[f+7]=k;g[f+8]=m}A.bufferData(A.ARRAY_BUFFER,a.normalArray,A.DYNAMIC_DRAW);V.enableAttribute(c.normal);A.vertexAttribPointer(c.normal,3,A.FLOAT,!1,0,0)}a.hasUvs&&d.map&&(A.bindBuffer(A.ARRAY_BUFFER,e.uv),A.bufferData(A.ARRAY_BUFFER,a.uvArray,A.DYNAMIC_DRAW),V.enableAttribute(c.uv),A.vertexAttribPointer(c.uv,2,A.FLOAT,!1,0,0));a.hasColors&&d.vertexColors!==b.NoColors&&(A.bindBuffer(A.ARRAY_BUFFER,e.color),A.bufferData(A.ARRAY_BUFFER,a.colorArray,A.DYNAMIC_DRAW),V.enableAttribute(c.color),
+A.vertexAttribPointer(c.color,3,A.FLOAT,!1,0,0));V.disableUnusedAttributes();A.drawArrays(A.TRIANGLES,0,a.count);a.count=0};this.renderBufferDirect=function(a,c,d,e,f,h){y(e);var g=x(a,c,e,f),l=!1;a=d.id+"_"+g.id+"_"+e.wireframe;a!==Ca&&(Ca=a,l=!0);c=f.morphTargetInfluences;if(void 0!==c){a=[];for(var k=0,l=c.length;k<l;k++){var m=c[k];a.push([m,k])}a.sort(w);8<a.length&&(a.length=8);for(var n=d.morphAttributes,k=0,l=a.length;k<l;k++)m=a[k],sa[k]=m[0],0!==m[0]?(c=m[1],!0===e.morphTargets&&n.position&&
+d.addAttribute("morphTarget"+k,n.position[c]),!0===e.morphNormals&&n.normal&&d.addAttribute("morphNormal"+k,n.normal[c])):(!0===e.morphTargets&&d.removeAttribute("morphTarget"+k),!0===e.morphNormals&&d.removeAttribute("morphNormal"+k));g.getUniforms().setValue(A,"morphTargetInfluences",sa);l=!0}c=d.index;k=d.attributes.position;!0===e.wireframe&&(c=Ka.getWireframeAttribute(d));null!==c?(a=Wa,a.setIndex(c)):a=Va;if(l){a:{var l=void 0,r;if(d instanceof b.InstancedBufferGeometry&&(r=ja.get("ANGLE_instanced_arrays"),
+null===r)){console.error("THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");break a}void 0===l&&(l=0);V.initAttributes();var m=d.attributes,g=g.getAttributes(),n=e.defaultAttributeValues,s;for(s in g){var v=g[s];if(0<=v){var p=m[s];if(void 0!==p){var t=A.FLOAT,u=p.array,q=p.normalized;u instanceof Float32Array?t=A.FLOAT:u instanceof Float64Array?console.warn("Unsupported data buffer format: Float64Array"):
+u instanceof Uint16Array?t=A.UNSIGNED_SHORT:u instanceof Int16Array?t=A.SHORT:u instanceof Uint32Array?t=A.UNSIGNED_INT:u instanceof Int32Array?t=A.INT:u instanceof Int8Array?t=A.BYTE:u instanceof Uint8Array&&(t=A.UNSIGNED_BYTE);var u=p.itemSize,z=Ka.getAttributeBuffer(p);if(p instanceof b.InterleavedBufferAttribute){var G=p.data,K=G.stride,p=p.offset;G instanceof b.InstancedInterleavedBuffer?(V.enableAttributeAndDivisor(v,G.meshPerAttribute,r),void 0===d.maxInstancedCount&&(d.maxInstancedCount=G.meshPerAttribute*
+G.count)):V.enableAttribute(v);A.bindBuffer(A.ARRAY_BUFFER,z);A.vertexAttribPointer(v,u,t,q,K*G.array.BYTES_PER_ELEMENT,(l*K+p)*G.array.BYTES_PER_ELEMENT)}else p instanceof b.InstancedBufferAttribute?(V.enableAttributeAndDivisor(v,p.meshPerAttribute,r),void 0===d.maxInstancedCount&&(d.maxInstancedCount=p.meshPerAttribute*p.count)):V.enableAttribute(v),A.bindBuffer(A.ARRAY_BUFFER,z),A.vertexAttribPointer(v,u,t,q,0,l*u*p.array.BYTES_PER_ELEMENT)}else if(void 0!==n&&(t=n[s],void 0!==t))switch(t.length){case 2:A.vertexAttrib2fv(v,
+t);break;case 3:A.vertexAttrib3fv(v,t);break;case 4:A.vertexAttrib4fv(v,t);break;default:A.vertexAttrib1fv(v,t)}}}V.disableUnusedAttributes()}null!==c&&A.bindBuffer(A.ELEMENT_ARRAY_BUFFER,Ka.getAttributeBuffer(c))}r=Infinity;null!==c?r=c.count:void 0!==k&&(r=k.count);s=d.drawRange.start;c=d.drawRange.count;k=null!==h?h.start:0;l=null!==h?h.count:Infinity;h=Math.max(0,s,k);r=Math.min(0+r,s+c,k+l)-1;r=Math.max(0,r-h+1);if(f instanceof b.Mesh)if(!0===e.wireframe)V.setLineWidth(e.wireframeLinewidth*(null===
 Aa?ia:1)),a.setMode(A.LINES);else switch(f.drawMode){case b.TrianglesDrawMode:a.setMode(A.TRIANGLES);break;case b.TriangleStripDrawMode:a.setMode(A.TRIANGLE_STRIP);break;case b.TriangleFanDrawMode:a.setMode(A.TRIANGLE_FAN)}else f instanceof b.Line?(e=e.linewidth,void 0===e&&(e=1),V.setLineWidth(e*(null===Aa?ia:1)),f instanceof b.LineSegments?a.setMode(A.LINES):a.setMode(A.LINE_STRIP)):f instanceof b.Points&&a.setMode(A.POINTS);d instanceof b.InstancedBufferGeometry?0<d.maxInstancedCount&&a.renderInstances(d,
-h,n):a.render(h,n)};this.render=function(a,c,d,e){if(!1===c instanceof b.Camera)console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");else{var f=a.fog;Ca="";pa=-1;wa=null;!0===a.autoUpdate&&a.updateMatrixWorld();null===c.parent&&c.updateMatrixWorld();c.matrixWorldInverse.getInverse(c.matrixWorld);Pa.multiplyMatrices(c.projectionMatrix,c.matrixWorldInverse);ga.setFromMatrix(Pa);U.length=0;oa=$=-1;da.length=0;Ja.length=0;var h=this.clippingPlanes;La=0!==ka.clippingPlanes.length||
-ka.localClippingEnabled||0!==Ma||xa;xa=ka.localClippingEnabled;ya=y(h,c,0);Ma=null!==h?h.length:0;s(a,c);W.length=$+1;T.length=oa+1;!0===ka.sortObjects&&(W.sort(q),T.sort(p));La&&(va=!0,y(null));for(var h=U,l=0,g=0,k=h.length;g<k;g++){var m=h[g];m.castShadow&&(fa.shadows[l++]=m)}fa.shadows.length=l;Ta.render(a,c);for(var h=U,n=m=0,r=0,t,v,u,w=c.matrixWorldInverse,E=0,J=0,N=0,L=0,l=0,g=h.length;l<g;l++)if(k=h[l],t=k.color,v=k.intensity,u=k.distance,k instanceof b.AmbientLight)m+=t.r*v,n+=t.g*v,r+=
-t.b*v;else if(k instanceof b.DirectionalLight){var B=Oa.get(k);B.color.copy(k.color).multiplyScalar(k.intensity);B.direction.setFromMatrixPosition(k.matrixWorld);ra.setFromMatrixPosition(k.target.matrixWorld);B.direction.sub(ra);B.direction.transformDirection(w);if(B.shadow=k.castShadow)B.shadowBias=k.shadow.bias,B.shadowRadius=k.shadow.radius,B.shadowMapSize=k.shadow.mapSize;fa.directionalShadowMap[E]=k.shadow.map;fa.directionalShadowMatrix[E]=k.shadow.matrix;fa.directional[E++]=B}else if(k instanceof
-b.SpotLight){B=Oa.get(k);B.position.setFromMatrixPosition(k.matrixWorld);B.position.applyMatrix4(w);B.color.copy(t).multiplyScalar(v);B.distance=u;B.direction.setFromMatrixPosition(k.matrixWorld);ra.setFromMatrixPosition(k.target.matrixWorld);B.direction.sub(ra);B.direction.transformDirection(w);B.coneCos=Math.cos(k.angle);B.penumbraCos=Math.cos(k.angle*(1-k.penumbra));B.decay=0===k.distance?0:k.decay;if(B.shadow=k.castShadow)B.shadowBias=k.shadow.bias,B.shadowRadius=k.shadow.radius,B.shadowMapSize=
-k.shadow.mapSize;fa.spotShadowMap[N]=k.shadow.map;fa.spotShadowMatrix[N]=k.shadow.matrix;fa.spot[N++]=B}else if(k instanceof b.PointLight){B=Oa.get(k);B.position.setFromMatrixPosition(k.matrixWorld);B.position.applyMatrix4(w);B.color.copy(k.color).multiplyScalar(k.intensity);B.distance=k.distance;B.decay=0===k.distance?0:k.decay;if(B.shadow=k.castShadow)B.shadowBias=k.shadow.bias,B.shadowRadius=k.shadow.radius,B.shadowMapSize=k.shadow.mapSize;fa.pointShadowMap[J]=k.shadow.map;void 0===fa.pointShadowMatrix[J]&&
-(fa.pointShadowMatrix[J]=new b.Matrix4);ra.setFromMatrixPosition(k.matrixWorld).negate();fa.pointShadowMatrix[J].identity().setPosition(ra);fa.point[J++]=B}else k instanceof b.HemisphereLight&&(B=Oa.get(k),B.direction.setFromMatrixPosition(k.matrixWorld),B.direction.transformDirection(w),B.direction.normalize(),B.skyColor.copy(k.color).multiplyScalar(v),B.groundColor.copy(k.groundColor).multiplyScalar(v),fa.hemi[L++]=B);fa.ambient[0]=m;fa.ambient[1]=n;fa.ambient[2]=r;fa.directional.length=E;fa.spot.length=
-N;fa.point.length=J;fa.hemi.length=L;fa.hash=E+","+J+","+N+","+L+","+fa.shadows.length;La&&(va=!1,z());Da.calls=0;Da.vertices=0;Da.faces=0;Da.points=0;void 0===d&&(d=null);this.setRenderTarget(d);(this.autoClear||e)&&this.clear(this.autoClearColor,this.autoClearDepth,this.autoClearStencil);a.overrideMaterial?(e=a.overrideMaterial,x(W,c,f,e),x(T,c,f,e)):(V.setBlending(b.NoBlending),x(W,c,f),x(T,c,f));$a.render(a,c);ab.render(a,c,Y);d&&(a=d.texture,a.generateMipmaps&&D(d)&&a.minFilter!==b.NearestFilter&&
+h,r):a.render(h,r)};this.render=function(a,c,d,e){if(!1===c instanceof b.Camera)console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");else{var f=a.fog;Ca="";pa=-1;wa=null;!0===a.autoUpdate&&a.updateMatrixWorld();null===c.parent&&c.updateMatrixWorld();c.matrixWorldInverse.getInverse(c.matrixWorld);Pa.multiplyMatrices(c.projectionMatrix,c.matrixWorldInverse);ga.setFromMatrix(Pa);U.length=0;oa=aa=-1;da.length=0;Ja.length=0;var h=this.clippingPlanes;La=0!==ka.clippingPlanes.length||
+ka.localClippingEnabled||0!==Ma||xa;xa=ka.localClippingEnabled;ya=E(h,c,0);Ma=null!==h?h.length:0;s(a,c);W.length=aa+1;T.length=oa+1;!0===ka.sortObjects&&(W.sort(p),T.sort(n));La&&(va=!0,E(null));for(var h=U,g=0,l=0,k=h.length;l<k;l++){var m=h[l];m.castShadow&&(fa.shadows[g++]=m)}fa.shadows.length=g;Ta.render(a,c);for(var h=U,r=m=0,v=0,t,q,w,x=c.matrixWorldInverse,G=0,y=0,K=0,N=0,g=0,l=h.length;g<l;g++)if(k=h[g],t=k.color,q=k.intensity,w=k.distance,k instanceof b.AmbientLight)m+=t.r*q,r+=t.g*q,v+=
+t.b*q;else if(k instanceof b.DirectionalLight){var B=Oa.get(k);B.color.copy(k.color).multiplyScalar(k.intensity);B.direction.setFromMatrixPosition(k.matrixWorld);ra.setFromMatrixPosition(k.target.matrixWorld);B.direction.sub(ra);B.direction.transformDirection(x);if(B.shadow=k.castShadow)B.shadowBias=k.shadow.bias,B.shadowRadius=k.shadow.radius,B.shadowMapSize=k.shadow.mapSize;fa.directionalShadowMap[G]=k.shadow.map;fa.directionalShadowMatrix[G]=k.shadow.matrix;fa.directional[G++]=B}else if(k instanceof
+b.SpotLight){B=Oa.get(k);B.position.setFromMatrixPosition(k.matrixWorld);B.position.applyMatrix4(x);B.color.copy(t).multiplyScalar(q);B.distance=w;B.direction.setFromMatrixPosition(k.matrixWorld);ra.setFromMatrixPosition(k.target.matrixWorld);B.direction.sub(ra);B.direction.transformDirection(x);B.coneCos=Math.cos(k.angle);B.penumbraCos=Math.cos(k.angle*(1-k.penumbra));B.decay=0===k.distance?0:k.decay;if(B.shadow=k.castShadow)B.shadowBias=k.shadow.bias,B.shadowRadius=k.shadow.radius,B.shadowMapSize=
+k.shadow.mapSize;fa.spotShadowMap[K]=k.shadow.map;fa.spotShadowMatrix[K]=k.shadow.matrix;fa.spot[K++]=B}else if(k instanceof b.PointLight){B=Oa.get(k);B.position.setFromMatrixPosition(k.matrixWorld);B.position.applyMatrix4(x);B.color.copy(k.color).multiplyScalar(k.intensity);B.distance=k.distance;B.decay=0===k.distance?0:k.decay;if(B.shadow=k.castShadow)B.shadowBias=k.shadow.bias,B.shadowRadius=k.shadow.radius,B.shadowMapSize=k.shadow.mapSize;fa.pointShadowMap[y]=k.shadow.map;void 0===fa.pointShadowMatrix[y]&&
+(fa.pointShadowMatrix[y]=new b.Matrix4);ra.setFromMatrixPosition(k.matrixWorld).negate();fa.pointShadowMatrix[y].identity().setPosition(ra);fa.point[y++]=B}else k instanceof b.HemisphereLight&&(B=Oa.get(k),B.direction.setFromMatrixPosition(k.matrixWorld),B.direction.transformDirection(x),B.direction.normalize(),B.skyColor.copy(k.color).multiplyScalar(q),B.groundColor.copy(k.groundColor).multiplyScalar(q),fa.hemi[N++]=B);fa.ambient[0]=m;fa.ambient[1]=r;fa.ambient[2]=v;fa.directional.length=G;fa.spot.length=
+K;fa.point.length=y;fa.hemi.length=N;fa.hash=G+","+y+","+K+","+N+","+fa.shadows.length;La&&(va=!1,u());Da.calls=0;Da.vertices=0;Da.faces=0;Da.points=0;void 0===d&&(d=null);this.setRenderTarget(d);(this.autoClear||e)&&this.clear(this.autoClearColor,this.autoClearDepth,this.autoClearStencil);a.overrideMaterial?(e=a.overrideMaterial,z(W,c,f,e),z(T,c,f,e)):(V.setBlending(b.NoBlending),z(W,c,f),z(T,c,f));$a.render(a,c);ab.render(a,c,Z);d&&(a=d.texture,a.generateMipmaps&&F(d)&&a.minFilter!==b.NearestFilter&&
 a.minFilter!==b.LinearFilter&&(a=d instanceof b.WebGLRenderTargetCube?A.TEXTURE_CUBE_MAP:A.TEXTURE_2D,d=ha.get(d.texture).__webglTexture,V.bindTexture(a,d),A.generateMipmap(a),V.bindTexture(a,null)));V.setDepthTest(!0);V.setDepthWrite(!0);V.setColorWrite(!0)}};this.setFaceCulling=function(a,c){a===b.CullFaceNone?V.disable(A.CULL_FACE):(c===b.FrontFaceDirectionCW?A.frontFace(A.CW):A.frontFace(A.CCW),a===b.CullFaceBack?A.cullFace(A.BACK):a===b.CullFaceFront?A.cullFace(A.FRONT):A.cullFace(A.FRONT_AND_BACK),
-V.enable(A.CULL_FACE))};var Ua=!1;this.setTexture=function(a,b){Ua||(console.warn("THREE.WebGLRenderer: .setTexture is deprecated, use setTexture2D instead."),Ua=!0);G(a,b)};this.allocTextureUnit=function(){var a=X;a>=za.maxTextures&&console.warn("WebGLRenderer: trying to use "+a+" texture units while this GPU supports only "+za.maxTextures);X+=1;return a};this.setTexture2D=G;this.setTextureCube=function(a,c){if(a instanceof b.CubeTexture||Array.isArray(a.image)&&6===a.image.length){var d=ha.get(a);
-if(6===a.image.length)if(0<a.version&&d.__version!==a.version){d.__image__webglTextureCube||(a.addEventListener("dispose",h),d.__image__webglTextureCube=A.createTexture(),Ia.textures++);V.activeTexture(A.TEXTURE0+c);V.bindTexture(A.TEXTURE_CUBE_MAP,d.__image__webglTextureCube);A.pixelStorei(A.UNPACK_FLIP_Y_WEBGL,a.flipY);for(var e=a instanceof b.CompressedTexture,f=a.image[0]instanceof b.DataTexture,l=[],g=0;6>g;g++)l[g]=!ka.autoScaleCubemaps||e||f?f?a.image[g].image:a.image[g]:K(a.image[g],za.maxCubemapSize);
-var k=D(l[0]),m=B(a.format),p=B(a.type);I(A.TEXTURE_CUBE_MAP,a,k);for(g=0;6>g;g++)if(e)for(var n,r=l[g].mipmaps,t=0,s=r.length;t<s;t++)n=r[t],a.format!==b.RGBAFormat&&a.format!==b.RGBFormat?-1<V.getCompressedTextureFormats().indexOf(m)?V.compressedTexImage2D(A.TEXTURE_CUBE_MAP_POSITIVE_X+g,t,m,n.width,n.height,0,n.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setCubeTexture()"):V.texImage2D(A.TEXTURE_CUBE_MAP_POSITIVE_X+g,t,m,n.width,n.height,0,
-m,p,n.data);else f?V.texImage2D(A.TEXTURE_CUBE_MAP_POSITIVE_X+g,0,m,l[g].width,l[g].height,0,m,p,l[g].data):V.texImage2D(A.TEXTURE_CUBE_MAP_POSITIVE_X+g,0,m,m,p,l[g]);a.generateMipmaps&&k&&A.generateMipmap(A.TEXTURE_CUBE_MAP);d.__version=a.version;if(a.onUpdate)a.onUpdate(a)}else V.activeTexture(A.TEXTURE0+c),V.bindTexture(A.TEXTURE_CUBE_MAP,d.__image__webglTextureCube)}else d=a.texture,V.activeTexture(A.TEXTURE0+c),V.bindTexture(A.TEXTURE_CUBE_MAP,ha.get(d).__webglTexture)};this.getCurrentRenderTarget=
-function(){return Aa};this.setRenderTarget=function(a){if((Aa=a)&&void 0===ha.get(a).__webglFramebuffer){var c=ha.get(a),d=ha.get(a.texture);a.addEventListener("dispose",l);d.__webglTexture=A.createTexture();Ia.textures++;var e=a instanceof b.WebGLRenderTargetCube,f=b.Math.isPowerOfTwo(a.width)&&b.Math.isPowerOfTwo(a.height);if(e){c.__webglFramebuffer=[];for(var h=0;6>h;h++)c.__webglFramebuffer[h]=A.createFramebuffer()}else c.__webglFramebuffer=A.createFramebuffer();if(e){V.bindTexture(A.TEXTURE_CUBE_MAP,
-d.__webglTexture);I(A.TEXTURE_CUBE_MAP,a.texture,f);for(h=0;6>h;h++)O(c.__webglFramebuffer[h],a,A.COLOR_ATTACHMENT0,A.TEXTURE_CUBE_MAP_POSITIVE_X+h);a.texture.generateMipmaps&&f&&A.generateMipmap(A.TEXTURE_CUBE_MAP);V.bindTexture(A.TEXTURE_CUBE_MAP,null)}else V.bindTexture(A.TEXTURE_2D,d.__webglTexture),I(A.TEXTURE_2D,a.texture,f),O(c.__webglFramebuffer,a,A.COLOR_ATTACHMENT0,A.TEXTURE_2D),a.texture.generateMipmaps&&f&&A.generateMipmap(A.TEXTURE_2D),V.bindTexture(A.TEXTURE_2D,null);if(a.depthBuffer){c=
+V.enable(A.CULL_FACE))};var Ua=!1;this.setTexture=function(a,b){Ua||(console.warn("THREE.WebGLRenderer: .setTexture is deprecated, use setTexture2D instead."),Ua=!0);B(a,b)};this.allocTextureUnit=function(){var a=Y;a>=za.maxTextures&&console.warn("WebGLRenderer: trying to use "+a+" texture units while this GPU supports only "+za.maxTextures);Y+=1;return a};this.setTexture2D=B;this.setTextureCube=function(a,c){if(a instanceof b.CubeTexture||Array.isArray(a.image)&&6===a.image.length){var d=ha.get(a);
+if(6===a.image.length)if(0<a.version&&d.__version!==a.version){d.__image__webglTextureCube||(a.addEventListener("dispose",h),d.__image__webglTextureCube=A.createTexture(),Ia.textures++);V.activeTexture(A.TEXTURE0+c);V.bindTexture(A.TEXTURE_CUBE_MAP,d.__image__webglTextureCube);A.pixelStorei(A.UNPACK_FLIP_Y_WEBGL,a.flipY);for(var e=a instanceof b.CompressedTexture,f=a.image[0]instanceof b.DataTexture,g=[],k=0;6>k;k++)g[k]=!ka.autoScaleCubemaps||e||f?f?a.image[k].image:a.image[k]:I(a.image[k],za.maxCubemapSize);
+var l=F(g[0]),m=D(a.format),n=D(a.type);J(A.TEXTURE_CUBE_MAP,a,l);for(k=0;6>k;k++)if(e)for(var r,s=g[k].mipmaps,v=0,p=s.length;v<p;v++)r=s[v],a.format!==b.RGBAFormat&&a.format!==b.RGBFormat?-1<V.getCompressedTextureFormats().indexOf(m)?V.compressedTexImage2D(A.TEXTURE_CUBE_MAP_POSITIVE_X+k,v,m,r.width,r.height,0,r.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setCubeTexture()"):V.texImage2D(A.TEXTURE_CUBE_MAP_POSITIVE_X+k,v,m,r.width,r.height,0,
+m,n,r.data);else f?V.texImage2D(A.TEXTURE_CUBE_MAP_POSITIVE_X+k,0,m,g[k].width,g[k].height,0,m,n,g[k].data):V.texImage2D(A.TEXTURE_CUBE_MAP_POSITIVE_X+k,0,m,m,n,g[k]);a.generateMipmaps&&l&&A.generateMipmap(A.TEXTURE_CUBE_MAP);d.__version=a.version;if(a.onUpdate)a.onUpdate(a)}else V.activeTexture(A.TEXTURE0+c),V.bindTexture(A.TEXTURE_CUBE_MAP,d.__image__webglTextureCube)}else d=a.texture,V.activeTexture(A.TEXTURE0+c),V.bindTexture(A.TEXTURE_CUBE_MAP,ha.get(d).__webglTexture)};this.getCurrentRenderTarget=
+function(){return Aa};this.setRenderTarget=function(a){if((Aa=a)&&void 0===ha.get(a).__webglFramebuffer){var c=ha.get(a),d=ha.get(a.texture);a.addEventListener("dispose",g);d.__webglTexture=A.createTexture();Ia.textures++;var e=a instanceof b.WebGLRenderTargetCube,f=b.Math.isPowerOfTwo(a.width)&&b.Math.isPowerOfTwo(a.height);if(e){c.__webglFramebuffer=[];for(var h=0;6>h;h++)c.__webglFramebuffer[h]=A.createFramebuffer()}else c.__webglFramebuffer=A.createFramebuffer();if(e){V.bindTexture(A.TEXTURE_CUBE_MAP,
+d.__webglTexture);J(A.TEXTURE_CUBE_MAP,a.texture,f);for(h=0;6>h;h++)O(c.__webglFramebuffer[h],a,A.COLOR_ATTACHMENT0,A.TEXTURE_CUBE_MAP_POSITIVE_X+h);a.texture.generateMipmaps&&f&&A.generateMipmap(A.TEXTURE_CUBE_MAP);V.bindTexture(A.TEXTURE_CUBE_MAP,null)}else V.bindTexture(A.TEXTURE_2D,d.__webglTexture),J(A.TEXTURE_2D,a.texture,f),O(c.__webglFramebuffer,a,A.COLOR_ATTACHMENT0,A.TEXTURE_2D),a.texture.generateMipmaps&&f&&A.generateMipmap(A.TEXTURE_2D),V.bindTexture(A.TEXTURE_2D,null);if(a.depthBuffer){c=
 ha.get(a);d=a instanceof b.WebGLRenderTargetCube;if(a.depthTexture){if(d)throw Error("target.depthTexture not supported in Cube render targets");if(a instanceof b.WebGLRenderTargetCube)throw Error("Depth Texture with cube render targets is not supported!");A.bindFramebuffer(A.FRAMEBUFFER,c.__webglFramebuffer);if(!(a.depthTexture instanceof b.DepthTexture))throw Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");ha.get(a.depthTexture).__webglTexture&&a.depthTexture.image.width===
 a.width&&a.depthTexture.image.height===a.height||(a.depthTexture.image.width=a.width,a.depthTexture.image.height=a.height,a.depthTexture.needsUpdate=!0);ka.setTexture(a.depthTexture,0);c=ha.get(a.depthTexture).__webglTexture;A.framebufferTexture2D(A.FRAMEBUFFER,A.DEPTH_ATTACHMENT,A.TEXTURE_2D,c,0)}else if(d)for(c.__webglDepthbuffer=[],d=0;6>d;d++)A.bindFramebuffer(A.FRAMEBUFFER,c.__webglFramebuffer[d]),c.__webglDepthbuffer[d]=A.createRenderbuffer(),M(c.__webglDepthbuffer[d],a);else A.bindFramebuffer(A.FRAMEBUFFER,
-c.__webglFramebuffer),c.__webglDepthbuffer=A.createRenderbuffer(),M(c.__webglDepthbuffer,a);A.bindFramebuffer(A.FRAMEBUFFER,null)}}c=a instanceof b.WebGLRenderTargetCube;a?(d=ha.get(a),d=c?d.__webglFramebuffer[a.activeCubeFace]:d.__webglFramebuffer,Ea.copy(a.scissor),Fa=a.scissorTest,Y.copy(a.viewport)):(d=null,Ea.copy(la).multiplyScalar(ia),Fa=aa,Y.copy(ma).multiplyScalar(ia));Ba!==d&&(A.bindFramebuffer(A.FRAMEBUFFER,d),Ba=d);V.scissor(Ea);V.setScissorTest(Fa);V.viewport(Y);c&&(c=ha.get(a.texture),
-A.framebufferTexture2D(A.FRAMEBUFFER,A.COLOR_ATTACHMENT0,A.TEXTURE_CUBE_MAP_POSITIVE_X+a.activeCubeFace,c.__webglTexture,a.activeMipMapLevel))};this.readRenderTargetPixels=function(a,c,d,e,f,h){if(!1===a instanceof b.WebGLRenderTarget)console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");else{var l=ha.get(a).__webglFramebuffer;if(l){var g=!1;l!==Ba&&(A.bindFramebuffer(A.FRAMEBUFFER,l),g=!0);try{var k=a.texture;k.format!==b.RGBAFormat&&B(k.format)!==
-A.getParameter(A.IMPLEMENTATION_COLOR_READ_FORMAT)?console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format."):k.type===b.UnsignedByteType||B(k.type)===A.getParameter(A.IMPLEMENTATION_COLOR_READ_TYPE)||k.type===b.FloatType&&ja.get("WEBGL_color_buffer_float")||k.type===b.HalfFloatType&&ja.get("EXT_color_buffer_half_float")?A.checkFramebufferStatus(A.FRAMEBUFFER)===A.FRAMEBUFFER_COMPLETE?0<c&&c<=a.width-e&&0<d&&d<=a.height-f&&A.readPixels(c,
-d,e,f,B(k.format),B(k.type),h):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete."):console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.")}finally{g&&A.bindFramebuffer(A.FRAMEBUFFER,Ba)}}}}};b.WebGLRenderTarget=function(a,c,d){this.uuid=b.Math.generateUUID();this.width=a;this.height=c;this.scissor=new b.Vector4(0,0,a,c);this.scissorTest=!1;this.viewport=
+c.__webglFramebuffer),c.__webglDepthbuffer=A.createRenderbuffer(),M(c.__webglDepthbuffer,a);A.bindFramebuffer(A.FRAMEBUFFER,null)}}c=a instanceof b.WebGLRenderTargetCube;a?(d=ha.get(a),d=c?d.__webglFramebuffer[a.activeCubeFace]:d.__webglFramebuffer,Ea.copy(a.scissor),Fa=a.scissorTest,Z.copy(a.viewport)):(d=null,Ea.copy(la).multiplyScalar(ia),Fa=ba,Z.copy(ma).multiplyScalar(ia));Ba!==d&&(A.bindFramebuffer(A.FRAMEBUFFER,d),Ba=d);V.scissor(Ea);V.setScissorTest(Fa);V.viewport(Z);c&&(c=ha.get(a.texture),
+A.framebufferTexture2D(A.FRAMEBUFFER,A.COLOR_ATTACHMENT0,A.TEXTURE_CUBE_MAP_POSITIVE_X+a.activeCubeFace,c.__webglTexture,a.activeMipMapLevel))};this.readRenderTargetPixels=function(a,c,d,e,f,h){if(!1===a instanceof b.WebGLRenderTarget)console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");else{var g=ha.get(a).__webglFramebuffer;if(g){var k=!1;g!==Ba&&(A.bindFramebuffer(A.FRAMEBUFFER,g),k=!0);try{var l=a.texture;l.format!==b.RGBAFormat&&D(l.format)!==
+A.getParameter(A.IMPLEMENTATION_COLOR_READ_FORMAT)?console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format."):l.type===b.UnsignedByteType||D(l.type)===A.getParameter(A.IMPLEMENTATION_COLOR_READ_TYPE)||l.type===b.FloatType&&ja.get("WEBGL_color_buffer_float")||l.type===b.HalfFloatType&&ja.get("EXT_color_buffer_half_float")?A.checkFramebufferStatus(A.FRAMEBUFFER)===A.FRAMEBUFFER_COMPLETE?0<c&&c<=a.width-e&&0<d&&d<=a.height-f&&A.readPixels(c,
+d,e,f,D(l.format),D(l.type),h):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete."):console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.")}finally{k&&A.bindFramebuffer(A.FRAMEBUFFER,Ba)}}}}};b.WebGLRenderTarget=function(a,c,d){this.uuid=b.Math.generateUUID();this.width=a;this.height=c;this.scissor=new b.Vector4(0,0,a,c);this.scissorTest=!1;this.viewport=
 new b.Vector4(0,0,a,c);d=d||{};void 0===d.minFilter&&(d.minFilter=b.LinearFilter);this.texture=new b.Texture(void 0,void 0,d.wrapS,d.wrapT,d.magFilter,d.minFilter,d.format,d.type,d.anisotropy,d.encoding);this.depthBuffer=void 0!==d.depthBuffer?d.depthBuffer:!0;this.stencilBuffer=void 0!==d.stencilBuffer?d.stencilBuffer:!0;this.depthTexture=null};b.WebGLRenderTarget.prototype={constructor:b.WebGLRenderTarget,setSize:function(a,b){if(this.width!==a||this.height!==b)this.width=a,this.height=b,this.dispose();
 this.viewport.set(0,0,a,b);this.scissor.set(0,0,a,b)},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.width=a.width;this.height=a.height;this.viewport.copy(a.viewport);this.texture=a.texture.clone();this.depthBuffer=a.depthBuffer;this.stencilBuffer=a.stencilBuffer;this.depthTexture=a.depthTexture;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}};b.EventDispatcher.prototype.apply(b.WebGLRenderTarget.prototype);b.WebGLRenderTargetCube=function(a,
 c,d){b.WebGLRenderTarget.call(this,a,c,d);this.activeMipMapLevel=this.activeCubeFace=0};b.WebGLRenderTargetCube.prototype=Object.create(b.WebGLRenderTarget.prototype);b.WebGLRenderTargetCube.prototype.constructor=b.WebGLRenderTargetCube;b.WebGLBufferRenderer=function(a,c,d){var e;this.setMode=function(a){e=a};this.render=function(b,c){a.drawArrays(e,b,c);d.calls++;d.vertices+=c;e===a.TRIANGLES&&(d.faces+=c/3)};this.renderInstances=function(f){var h=c.get("ANGLE_instanced_arrays");if(null===h)console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");
-else{var l=f.attributes.position,g=0,g=l instanceof b.InterleavedBufferAttribute?l.data.count:l.count;h.drawArraysInstancedANGLE(e,0,g,f.maxInstancedCount);d.calls++;d.vertices+=g*f.maxInstancedCount;e===a.TRIANGLES&&(d.faces+=f.maxInstancedCount*g/3)}}};b.WebGLIndexedBufferRenderer=function(a,b,d){var e,f,h;this.setMode=function(a){e=a};this.setIndex=function(d){d.array instanceof Uint32Array&&b.get("OES_element_index_uint")?(f=a.UNSIGNED_INT,h=4):(f=a.UNSIGNED_SHORT,h=2)};this.render=function(b,
-c){a.drawElements(e,c,f,b*h);d.calls++;d.vertices+=c;e===a.TRIANGLES&&(d.faces+=c/3)};this.renderInstances=function(g,k,u){var v=b.get("ANGLE_instanced_arrays");null===v?console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays."):(v.drawElementsInstancedANGLE(e,u,f,k*h,g.maxInstancedCount),d.calls++,d.vertices+=u*g.maxInstancedCount,e===a.TRIANGLES&&(d.faces+=g.maxInstancedCount*u/3))}};b.WebGLExtensions=function(a){var b=
+else{var g=f.attributes.position,k=0,k=g instanceof b.InterleavedBufferAttribute?g.data.count:g.count;h.drawArraysInstancedANGLE(e,0,k,f.maxInstancedCount);d.calls++;d.vertices+=k*f.maxInstancedCount;e===a.TRIANGLES&&(d.faces+=f.maxInstancedCount*k/3)}}};b.WebGLIndexedBufferRenderer=function(a,b,d){var e,f,h;this.setMode=function(a){e=a};this.setIndex=function(d){d.array instanceof Uint32Array&&b.get("OES_element_index_uint")?(f=a.UNSIGNED_INT,h=4):(f=a.UNSIGNED_SHORT,h=2)};this.render=function(b,
+c){a.drawElements(e,c,f,b*h);d.calls++;d.vertices+=c;e===a.TRIANGLES&&(d.faces+=c/3)};this.renderInstances=function(g,k,q){var w=b.get("ANGLE_instanced_arrays");null===w?console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays."):(w.drawElementsInstancedANGLE(e,q,f,k*h,g.maxInstancedCount),d.calls++,d.vertices+=q*g.maxInstancedCount,e===a.TRIANGLES&&(d.faces+=g.maxInstancedCount*q/3))}};b.WebGLExtensions=function(a){var b=
 {};this.get=function(d){if(void 0!==b[d])return b[d];var e;switch(d){case "WEBGL_depth_texture":a.getExtension("WEBGL_depth_texture")||a.getExtension("MOZ_WEBGL_depth_texture")||a.getExtension("WEBKIT_WEBGL_depth_texture");case "EXT_texture_filter_anisotropic":e=a.getExtension("EXT_texture_filter_anisotropic")||a.getExtension("MOZ_EXT_texture_filter_anisotropic")||a.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case "WEBGL_compressed_texture_s3tc":e=a.getExtension("WEBGL_compressed_texture_s3tc")||
 a.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||a.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case "WEBGL_compressed_texture_pvrtc":e=a.getExtension("WEBGL_compressed_texture_pvrtc")||a.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;case "WEBGL_compressed_texture_etc1":e=a.getExtension("WEBGL_compressed_texture_etc1");break;default:e=a.getExtension(d)}null===e&&console.warn("THREE.WebGLRenderer: "+d+" extension not supported.");return b[d]=e}};b.WebGLCapabilities=
 function(a,b,d){function e(b){if("highp"===b){if(0<a.getShaderPrecisionFormat(a.VERTEX_SHADER,a.HIGH_FLOAT).precision&&0<a.getShaderPrecisionFormat(a.FRAGMENT_SHADER,a.HIGH_FLOAT).precision)return"highp";b="mediump"}return"mediump"===b&&0<a.getShaderPrecisionFormat(a.VERTEX_SHADER,a.MEDIUM_FLOAT).precision&&0<a.getShaderPrecisionFormat(a.FRAGMENT_SHADER,a.MEDIUM_FLOAT).precision?"mediump":"lowp"}this.getMaxPrecision=e;this.precision=void 0!==d.precision?d.precision:"highp";this.logarithmicDepthBuffer=
@@ -789,166 +791,166 @@
 shadowMapSize:new b.Vector2};break;case "SpotLight":d={position:new b.Vector3,direction:new b.Vector3,color:new b.Color,distance:0,coneCos:0,penumbraCos:0,decay:0,shadow:!1,shadowBias:0,shadowRadius:1,shadowMapSize:new b.Vector2};break;case "PointLight":d={position:new b.Vector3,color:new b.Color,distance:0,decay:0,shadow:!1,shadowBias:0,shadowRadius:1,shadowMapSize:new b.Vector2};break;case "HemisphereLight":d={direction:new b.Vector3,skyColor:new b.Color,groundColor:new b.Color}}return a[c.id]=
 d}};b.WebGLObjects=function(a,c,d){function e(d,e){var f=d instanceof b.InterleavedBufferAttribute?d.data:d,h=c.get(f);void 0===h.__webglBuffer?(h.__webglBuffer=a.createBuffer(),a.bindBuffer(e,h.__webglBuffer),a.bufferData(e,f.array,f.dynamic?a.DYNAMIC_DRAW:a.STATIC_DRAW),h.version=f.version):h.version!==f.version&&(a.bindBuffer(e,h.__webglBuffer),!1===f.dynamic||-1===f.updateRange.count?a.bufferSubData(e,0,f.array):0===f.updateRange.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."):
 (a.bufferSubData(e,f.updateRange.offset*f.array.BYTES_PER_ELEMENT,f.array.subarray(f.updateRange.offset,f.updateRange.offset+f.updateRange.count)),f.updateRange.count=0),h.version=f.version)}function f(a,b,c){if(b>c){var d=b;b=c;c=d}d=a[b];return void 0===d?(a[b]=[c],!0):-1===d.indexOf(c)?(d.push(c),!0):!1}var h=new b.WebGLGeometries(a,c,d);this.getAttributeBuffer=function(a){return a instanceof b.InterleavedBufferAttribute?c.get(a.data).__webglBuffer:c.get(a).__webglBuffer};this.getWireframeAttribute=
-function(d){var h=c.get(d);if(void 0!==h.wireframe)return h.wireframe;var g=[],k=d.index,q=d.attributes;d=q.position;if(null!==k)for(var q={},k=k.array,p=0,m=k.length;p<m;p+=3){var r=k[p+0],s=k[p+1],x=k[p+2];f(q,r,s)&&g.push(r,s);f(q,s,x)&&g.push(s,x);f(q,x,r)&&g.push(x,r)}else for(k=q.position.array,p=0,m=k.length/3-1;p<m;p+=3)r=p+0,s=p+1,x=p+2,g.push(r,s,s,x,x,r);g=new b.BufferAttribute(new (65535<d.count?Uint32Array:Uint16Array)(g),1);e(g,a.ELEMENT_ARRAY_BUFFER);return h.wireframe=g};this.update=
-function(c){var d=h.get(c);c.geometry instanceof b.Geometry&&d.updateFromObject(c);c=d.index;var f=d.attributes;null!==c&&e(c,a.ELEMENT_ARRAY_BUFFER);for(var g in f)e(f[g],a.ARRAY_BUFFER);c=d.morphAttributes;for(g in c)for(var f=c[g],k=0,p=f.length;k<p;k++)e(f[k],a.ARRAY_BUFFER);return d}};b.WebGLProgram=function(){function a(a){switch(a){case b.LinearEncoding:return["Linear","( value )"];case b.sRGBEncoding:return["sRGB","( value )"];case b.RGBEEncoding:return["RGBE","( value )"];case b.RGBM7Encoding:return["RGBM",
+function(d){var h=c.get(d);if(void 0!==h.wireframe)return h.wireframe;var g=[],k=d.index,p=d.attributes;d=p.position;if(null!==k)for(var p={},k=k.array,n=0,m=k.length;n<m;n+=3){var r=k[n+0],s=k[n+1],q=k[n+2];f(p,r,s)&&g.push(r,s);f(p,s,q)&&g.push(s,q);f(p,q,r)&&g.push(q,r)}else for(k=p.position.array,n=0,m=k.length/3-1;n<m;n+=3)r=n+0,s=n+1,q=n+2,g.push(r,s,s,q,q,r);g=new b.BufferAttribute(new (65535<d.count?Uint32Array:Uint16Array)(g),1);e(g,a.ELEMENT_ARRAY_BUFFER);return h.wireframe=g};this.update=
+function(c){var d=h.get(c);c.geometry instanceof b.Geometry&&d.updateFromObject(c);c=d.index;var f=d.attributes;null!==c&&e(c,a.ELEMENT_ARRAY_BUFFER);for(var g in f)e(f[g],a.ARRAY_BUFFER);c=d.morphAttributes;for(g in c)for(var f=c[g],k=0,n=f.length;k<n;k++)e(f[k],a.ARRAY_BUFFER);return d}};b.WebGLProgram=function(){function a(a){switch(a){case b.LinearEncoding:return["Linear","( value )"];case b.sRGBEncoding:return["sRGB","( value )"];case b.RGBEEncoding:return["RGBE","( value )"];case b.RGBM7Encoding:return["RGBM",
 "( value, 7.0 )"];case b.RGBM16Encoding:return["RGBM","( value, 16.0 )"];case b.RGBDEncoding:return["RGBD","( value, 256.0 )"];case b.GammaEncoding:return["Gamma","( value, float( GAMMA_FACTOR ) )"];default:throw Error("unsupported encoding: "+a);}}function c(b,c){var d=a(c);return"vec4 "+b+"( vec4 value ) { return "+d[0]+"ToLinear"+d[1]+"; }"}function d(b,c){var d=a(c);return"vec4 "+b+"( vec4 value ) { return LinearTo"+d[0]+d[1]+"; }"}function e(a,c){var d;switch(c){case b.LinearToneMapping:d="Linear";
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-g.linewidth=d.linewidth;e&&void 0!==g.uniforms.lightPos&&g.uniforms.lightPos.value.copy(f);return g}function f(a,c,d){if(!1!==a.visible){a.layers.test(c.layers)&&(a instanceof b.Mesh||a instanceof b.Line||a instanceof b.Points)&&a.castShadow&&(!1===a.frustumCulled||!0===k.intersectsObject(a))&&!0===a.material.visible&&(a.modelViewMatrix.multiplyMatrices(d.matrixWorldInverse,a.matrixWorld),r.push(a));a=a.children;for(var e=0,g=a.length;e<g;e++)f(a[e],c,d)}}var h=a.context,g=a.state,k=new b.Frustum,
-u=new b.Matrix4,v=c.shadows,q=new b.Vector2,p=new b.Vector3,m=new b.Vector3,r=[],s=Array(4),x=Array(4),y={},w=[new b.Vector3(1,0,0),new b.Vector3(-1,0,0),new b.Vector3(0,0,1),new b.Vector3(0,0,-1),new b.Vector3(0,1,0),new b.Vector3(0,-1,0)],n=[new b.Vector3(0,1,0),new b.Vector3(0,1,0),new b.Vector3(0,1,0),new b.Vector3(0,1,0),new b.Vector3(0,0,1),new b.Vector3(0,0,-1)],F=[new b.Vector4,new b.Vector4,new b.Vector4,new b.Vector4,new b.Vector4,new b.Vector4];c=new b.MeshDepthMaterial;c.depthPacking=
-b.RGBADepthPacking;c.clipping=!0;for(var z=b.ShaderLib.distanceRGBA,I=b.UniformsUtils.clone(z.uniforms),G=0;4!==G;++G){var K=0!==(G&1),D=0!==(G&2),O=c.clone();O.morphTargets=K;O.skinning=D;s[G]=O;K=new b.ShaderMaterial({defines:{USE_SHADOWMAP:""},uniforms:I,vertexShader:z.vertexShader,fragmentShader:z.fragmentShader,morphTargets:K,skinning:D,clipping:!0});x[G]=K}var M=this;this.enabled=!1;this.autoUpdate=!0;this.needsUpdate=!1;this.type=b.PCFShadowMap;this.cullFace=b.CullFaceFront;this.render=function(c,
-s){if(!1!==M.enabled&&(!1!==M.autoUpdate||!1!==M.needsUpdate)&&0!==v.length){g.clearColor(1,1,1,1);g.disable(h.BLEND);g.enable(h.CULL_FACE);h.frontFace(h.CCW);h.cullFace(M.cullFace===b.CullFaceFront?h.FRONT:h.BACK);g.setDepthTest(!0);g.setScissorTest(!1);for(var x,z,y=0,G=v.length;y<G;y++){var J=v[y],N=J.shadow,L=N.camera;q.copy(N.mapSize);if(J instanceof b.PointLight){x=6;z=!0;var D=q.x,K=q.y;F[0].set(2*D,K,D,K);F[1].set(0,K,D,K);F[2].set(3*D,K,D,K);F[3].set(D,K,D,K);F[4].set(3*D,0,D,K);F[5].set(D,
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-L.matrixWorldInverse.getInverse(L.matrixWorld);N.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1);N.multiply(L.projectionMatrix);N.multiply(L.matrixWorldInverse);u.multiplyMatrices(L.projectionMatrix,L.matrixWorldInverse);k.setFromMatrix(u);r.length=0;f(c,s,L);for(var K=0,I=r.length;K<I;K++){var ba=r[K],T=d.update(ba),O=ba.material;if(O instanceof b.MultiMaterial)for(var sa=T.groups,O=O.materials,da=0,Ja=sa.length;da<Ja;da++){var ka=sa[da],ta=O[ka.materialIndex];!0===ta.visible&&(ta=e(ba,ta,z,m),a.renderBufferDirect(L,
-null,T,ta,ba,ka))}else ta=e(ba,O,z,m),a.renderBufferDirect(L,null,T,ta,ba,null)}}}x=a.getClearColor();z=a.getClearAlpha();a.setClearColor(x,z);g.enable(h.BLEND);M.cullFace===b.CullFaceFront&&h.cullFace(h.BACK);M.needsUpdate=!1}}};b.WebGLState=function(a,c,d){var e=this,f=new b.Vector4,g=a.getParameter(a.MAX_VERTEX_ATTRIBS),k=new Uint8Array(g),t=new Uint8Array(g),u=new Uint8Array(g),v={},q=null,p=null,m=null,r=null,s=null,x=null,y=null,w=null,n=!1,F=null,z=null,I=null,G=null,K=null,D=null,O=null,M=
-null,R=null,B=null,H=null,S=null,C=null,Q=null,J=null,N=a.getParameter(a.MAX_TEXTURE_IMAGE_UNITS),L=void 0,P={},U=new b.Vector4,W=null,$=null,T=new b.Vector4,oa=new b.Vector4;this.init=function(){this.clearColor(0,0,0,1);this.clearDepth(1);this.clearStencil(0);this.enable(a.DEPTH_TEST);a.depthFunc(a.LEQUAL);a.frontFace(a.CCW);a.cullFace(a.BACK);this.enable(a.CULL_FACE);this.enable(a.BLEND);a.blendEquation(a.FUNC_ADD);a.blendFunc(a.SRC_ALPHA,a.ONE_MINUS_SRC_ALPHA)};this.initAttributes=function(){for(var a=
-0,b=k.length;a<b;a++)k[a]=0};this.enableAttribute=function(b){k[b]=1;0===t[b]&&(a.enableVertexAttribArray(b),t[b]=1);0!==u[b]&&(c.get("ANGLE_instanced_arrays").vertexAttribDivisorANGLE(b,0),u[b]=0)};this.enableAttributeAndDivisor=function(b,c,d){k[b]=1;0===t[b]&&(a.enableVertexAttribArray(b),t[b]=1);u[b]!==c&&(d.vertexAttribDivisorANGLE(b,c),u[b]=c)};this.disableUnusedAttributes=function(){for(var b=0,c=t.length;b<c;b++)t[b]!==k[b]&&(a.disableVertexAttribArray(b),t[b]=0)};this.enable=function(b){!0!==
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-q?(a.blendEquationSeparate(a.FUNC_ADD,a.FUNC_ADD),a.blendFuncSeparate(a.ONE,a.ONE,a.ONE,a.ONE)):(a.blendEquation(a.FUNC_ADD),a.blendFunc(a.SRC_ALPHA,a.ONE)):c===b.SubtractiveBlending?q?(a.blendEquationSeparate(a.FUNC_ADD,a.FUNC_ADD),a.blendFuncSeparate(a.ZERO,a.ZERO,a.ONE_MINUS_SRC_COLOR,a.ONE_MINUS_SRC_ALPHA)):(a.blendEquation(a.FUNC_ADD),a.blendFunc(a.ZERO,a.ONE_MINUS_SRC_COLOR)):c===b.MultiplyBlending?q?(a.blendEquationSeparate(a.FUNC_ADD,a.FUNC_ADD),a.blendFuncSeparate(a.ZERO,a.ZERO,a.SRC_COLOR,
-a.SRC_ALPHA)):(a.blendEquation(a.FUNC_ADD),a.blendFunc(a.ZERO,a.SRC_COLOR)):q?(a.blendEquationSeparate(a.FUNC_ADD,a.FUNC_ADD),a.blendFuncSeparate(a.ONE,a.ONE_MINUS_SRC_ALPHA,a.ONE,a.ONE_MINUS_SRC_ALPHA)):(a.blendEquationSeparate(a.FUNC_ADD,a.FUNC_ADD),a.blendFuncSeparate(a.SRC_ALPHA,a.ONE_MINUS_SRC_ALPHA,a.ONE,a.ONE_MINUS_SRC_ALPHA)),p=c,n=q;if(c===b.CustomBlending){h=h||e;k=k||f;l=l||g;if(e!==m||h!==x)a.blendEquationSeparate(d(e),d(h)),m=e,x=h;if(f!==r||g!==s||k!==y||l!==w)a.blendFuncSeparate(d(f),
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+e&&(g=z,k=c.customDistanceMaterial);k?g=k:(c=c instanceof b.SkinnedMesh&&d.skinning,k=0,void 0!==h.morphTargets&&0<h.morphTargets.length&&d.morphTargets&&(k|=1),c&&(k|=2),g=g[k]);a.localClippingEnabled&&!0===d.clipShadows&&0!==d.clippingPlanes.length&&(k=g.uuid,h=d.uuid,c=y[k],void 0===c&&(c={},y[k]=c),k=c[h],void 0===k&&(k=g.clone(),c[h]=k),g=k);g.visible=d.visible;g.wireframe=d.wireframe;g.side=d.side;g.clipShadows=d.clipShadows;g.clippingPlanes=d.clippingPlanes;g.wireframeLinewidth=d.wireframeLinewidth;
+g.linewidth=d.linewidth;e&&void 0!==g.uniforms.lightPos&&g.uniforms.lightPos.value.copy(f);return g}function f(a,c,d){if(!1!==a.visible){a.layers.test(c.layers)&&(a instanceof b.Mesh||a instanceof b.Line||a instanceof b.Points)&&a.castShadow&&(!1===a.frustumCulled||!0===k.intersectsObject(a))&&!0===a.material.visible&&(a.modelViewMatrix.multiplyMatrices(d.matrixWorldInverse,a.matrixWorld),r.push(a));a=a.children;for(var e=0,h=a.length;e<h;e++)f(a[e],c,d)}}var h=a.context,g=a.state,k=new b.Frustum,
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+b.RGBADepthPacking;c.clipping=!0;for(var u=b.ShaderLib.distanceRGBA,J=b.UniformsUtils.clone(u.uniforms),B=0;4!==B;++B){var I=0!==(B&1),F=0!==(B&2),O=c.clone();O.morphTargets=I;O.skinning=F;s[B]=O;I=new b.ShaderMaterial({defines:{USE_SHADOWMAP:""},uniforms:J,vertexShader:u.vertexShader,fragmentShader:u.fragmentShader,morphTargets:I,skinning:F,clipping:!0});z[B]=I}var M=this;this.enabled=!1;this.autoUpdate=!0;this.needsUpdate=!1;this.type=b.PCFShadowMap;this.cullFace=b.CullFaceFront;this.render=function(c,
+s){if(!1!==M.enabled&&(!1!==M.autoUpdate||!1!==M.needsUpdate)&&0!==w.length){g.clearColor(1,1,1,1);g.disable(h.BLEND);g.enable(h.CULL_FACE);h.frontFace(h.CCW);h.cullFace(M.cullFace===b.CullFaceFront?h.FRONT:h.BACK);g.setDepthTest(!0);g.setScissorTest(!1);for(var u,z,y=0,B=w.length;y<B;y++){var K=w[y],N=K.shadow,L=N.camera;p.copy(N.mapSize);if(K instanceof b.PointLight){u=6;z=!0;var F=p.x,I=p.y;E[0].set(2*F,I,F,I);E[1].set(0,I,F,I);E[2].set(3*F,I,F,I);E[3].set(F,I,F,I);E[4].set(3*F,0,F,I);E[5].set(F,
+0,F,I);p.x*=4;p.y*=2}else u=1,z=!1;null===N.map&&(N.map=new b.WebGLRenderTarget(p.x,p.y,{minFilter:b.NearestFilter,magFilter:b.NearestFilter,format:b.RGBAFormat}),L.updateProjectionMatrix());N instanceof b.SpotLightShadow&&N.update(K);F=N.map;N=N.matrix;m.setFromMatrixPosition(K.matrixWorld);L.position.copy(m);a.setRenderTarget(F);a.clear();for(F=0;F<u;F++){z?(n.copy(L.position),n.add(x[F]),L.up.copy(t[F]),L.lookAt(n),g.viewport(E[F])):(n.setFromMatrixPosition(K.target.matrixWorld),L.lookAt(n));L.updateMatrixWorld();
+L.matrixWorldInverse.getInverse(L.matrixWorld);N.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1);N.multiply(L.projectionMatrix);N.multiply(L.matrixWorldInverse);q.multiplyMatrices(L.projectionMatrix,L.matrixWorldInverse);k.setFromMatrix(q);r.length=0;f(c,s,L);for(var I=0,J=r.length;I<J;I++){var X=r[I],T=d.update(X),O=X.material;if(O instanceof b.MultiMaterial)for(var sa=T.groups,O=O.materials,da=0,Ja=sa.length;da<Ja;da++){var ka=sa[da],ta=O[ka.materialIndex];!0===ta.visible&&(ta=e(X,ta,z,m),a.renderBufferDirect(L,
+null,T,ta,X,ka))}else ta=e(X,O,z,m),a.renderBufferDirect(L,null,T,ta,X,null)}}}u=a.getClearColor();z=a.getClearAlpha();a.setClearColor(u,z);g.enable(h.BLEND);M.cullFace===b.CullFaceFront&&h.cullFace(h.BACK);M.needsUpdate=!1}}};b.WebGLState=function(a,c,d){var e=this,f=new b.Vector4,h=a.getParameter(a.MAX_VERTEX_ATTRIBS),g=new Uint8Array(h),k=new Uint8Array(h),q=new Uint8Array(h),w={},p=null,n=null,m=null,r=null,s=null,z=null,y=null,x=null,t=!1,E=null,u=null,J=null,B=null,I=null,F=null,O=null,M=null,
+R=null,D=null,H=null,S=null,C=null,Q=null,K=null,N=a.getParameter(a.MAX_TEXTURE_IMAGE_UNITS),L=void 0,P={},U=new b.Vector4,W=null,aa=null,T=new b.Vector4,oa=new b.Vector4;this.init=function(){this.clearColor(0,0,0,1);this.clearDepth(1);this.clearStencil(0);this.enable(a.DEPTH_TEST);a.depthFunc(a.LEQUAL);a.frontFace(a.CCW);a.cullFace(a.BACK);this.enable(a.CULL_FACE);this.enable(a.BLEND);a.blendEquation(a.FUNC_ADD);a.blendFunc(a.SRC_ALPHA,a.ONE_MINUS_SRC_ALPHA)};this.initAttributes=function(){for(var a=
+0,b=g.length;a<b;a++)g[a]=0};this.enableAttribute=function(b){g[b]=1;0===k[b]&&(a.enableVertexAttribArray(b),k[b]=1);0!==q[b]&&(c.get("ANGLE_instanced_arrays").vertexAttribDivisorANGLE(b,0),q[b]=0)};this.enableAttributeAndDivisor=function(b,c,d){g[b]=1;0===k[b]&&(a.enableVertexAttribArray(b),k[b]=1);q[b]!==c&&(d.vertexAttribDivisorANGLE(b,c),q[b]=c)};this.disableUnusedAttributes=function(){for(var b=0,c=k.length;b<c;b++)k[b]!==g[b]&&(a.disableVertexAttribArray(b),k[b]=0)};this.enable=function(b){!0!==
+w[b]&&(a.enable(b),w[b]=!0)};this.disable=function(b){!1!==w[b]&&(a.disable(b),w[b]=!1)};this.getCompressedTextureFormats=function(){if(null===p&&(p=[],c.get("WEBGL_compressed_texture_pvrtc")||c.get("WEBGL_compressed_texture_s3tc")||c.get("WEBGL_compressed_texture_etc1")))for(var b=a.getParameter(a.COMPRESSED_TEXTURE_FORMATS),d=0;d<b.length;d++)p.push(b[d]);return p};this.setBlending=function(c,e,f,h,g,k,l,p){c===b.NoBlending?this.disable(a.BLEND):this.enable(a.BLEND);if(c!==n||p!==t)c===b.AdditiveBlending?
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 m.TEXTURE_MAG_FILTER,m.NEAREST);m.texParameteri(m.TEXTURE_2D,m.TEXTURE_MIN_FILTER,m.NEAREST);var M=y={vertexShader:"uniform lowp int renderType;\nuniform vec3 screenPosition;\nuniform vec2 scale;\nuniform float rotation;\nuniform sampler2D occlusionMap;\nattribute vec2 position;\nattribute vec2 uv;\nvarying vec2 vUV;\nvarying float vVisibility;\nvoid main() {\nvUV = uv;\nvec2 pos = position;\nif ( renderType == 2 ) {\nvec4 visibility = texture2D( occlusionMap, vec2( 0.1, 0.1 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.5, 0.1 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.9, 0.1 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.9, 0.5 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.9, 0.9 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.5, 0.9 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.1, 0.9 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.1, 0.5 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.5, 0.5 ) );\nvVisibility =        visibility.r / 9.0;\nvVisibility *= 1.0 - visibility.g / 9.0;\nvVisibility *=       visibility.b / 9.0;\nvVisibility *= 1.0 - visibility.a / 9.0;\npos.x = cos( rotation ) * position.x - sin( rotation ) * position.y;\npos.y = sin( rotation ) * position.x + cos( rotation ) * position.y;\n}\ngl_Position = vec4( ( pos * scale + screenPosition.xy ).xy, screenPosition.z, 1.0 );\n}",
 fragmentShader:"uniform lowp int renderType;\nuniform sampler2D map;\nuniform float opacity;\nuniform vec3 color;\nvarying vec2 vUV;\nvarying float vVisibility;\nvoid main() {\nif ( renderType == 0 ) {\ngl_FragColor = vec4( 1.0, 0.0, 1.0, 0.0 );\n} else if ( renderType == 1 ) {\ngl_FragColor = texture2D( map, vUV );\n} else {\nvec4 texture = texture2D( map, vUV );\ntexture.a *= opacity * vVisibility;\ngl_FragColor = texture;\ngl_FragColor.rgb *= color;\n}\n}"},C=m.createProgram(),Q=m.createShader(m.FRAGMENT_SHADER),
-J=m.createShader(m.VERTEX_SHADER),N="precision "+a.getPrecision()+" float;\n";m.shaderSource(Q,N+M.fragmentShader);m.shaderSource(J,N+M.vertexShader);m.compileShader(Q);m.compileShader(J);m.attachShader(C,Q);m.attachShader(C,J);m.linkProgram(C);w=C;q=m.getAttribLocation(w,"position");p=m.getAttribLocation(w,"uv");d=m.getUniformLocation(w,"renderType");e=m.getUniformLocation(w,"map");f=m.getUniformLocation(w,"occlusionMap");g=m.getUniformLocation(w,"opacity");k=m.getUniformLocation(w,"color");t=m.getUniformLocation(w,
-"scale");u=m.getUniformLocation(w,"rotation");v=m.getUniformLocation(w,"screenPosition")}m.useProgram(w);r.initAttributes();r.enableAttribute(q);r.enableAttribute(p);r.disableUnusedAttributes();m.uniform1i(f,0);m.uniform1i(e,1);m.bindBuffer(m.ARRAY_BUFFER,s);m.vertexAttribPointer(q,2,m.FLOAT,!1,16,0);m.vertexAttribPointer(p,2,m.FLOAT,!1,16,8);m.bindBuffer(m.ELEMENT_ARRAY_BUFFER,x);r.disable(m.CULL_FACE);r.setDepthWrite(!1);C=0;for(Q=c.length;C<Q;C++)if(M=16/G.w,R.set(M*K,M),J=c[C],z.set(J.matrixWorld.elements[12],
-J.matrixWorld.elements[13],J.matrixWorld.elements[14]),z.applyMatrix4(I.matrixWorldInverse),z.applyProjection(I.projectionMatrix),B.copy(z),H.x=G.x+B.x*D+D-8,H.y=G.y+B.y*O+O-8,!0===S.containsPoint(H)){r.activeTexture(m.TEXTURE0);r.bindTexture(m.TEXTURE_2D,null);r.activeTexture(m.TEXTURE1);r.bindTexture(m.TEXTURE_2D,n);m.copyTexImage2D(m.TEXTURE_2D,0,m.RGB,H.x,H.y,16,16,0);m.uniform1i(d,0);m.uniform2f(t,R.x,R.y);m.uniform3f(v,B.x,B.y,B.z);r.disable(m.BLEND);r.enable(m.DEPTH_TEST);m.drawElements(m.TRIANGLES,
-6,m.UNSIGNED_SHORT,0);r.activeTexture(m.TEXTURE0);r.bindTexture(m.TEXTURE_2D,F);m.copyTexImage2D(m.TEXTURE_2D,0,m.RGBA,H.x,H.y,16,16,0);m.uniform1i(d,1);r.disable(m.DEPTH_TEST);r.activeTexture(m.TEXTURE1);r.bindTexture(m.TEXTURE_2D,n);m.drawElements(m.TRIANGLES,6,m.UNSIGNED_SHORT,0);J.positionScreen.copy(B);J.customUpdateCallback?J.customUpdateCallback(J):J.updateLensFlares();m.uniform1i(d,2);r.enable(m.BLEND);for(var N=0,L=J.lensFlares.length;N<L;N++){var P=J.lensFlares[N];.001<P.opacity&&.001<P.scale&&
-(B.x=P.x,B.y=P.y,B.z=P.z,M=P.size*P.scale/G.w,R.x=M*K,R.y=M,m.uniform3f(v,B.x,B.y,B.z),m.uniform2f(t,R.x,R.y),m.uniform1f(u,P.rotation),m.uniform1f(g,P.opacity),m.uniform3f(k,P.color.r,P.color.g,P.color.b),r.setBlending(P.blending,P.blendEquation,P.blendSrc,P.blendDst),a.setTexture2D(P.texture,1),m.drawElements(m.TRIANGLES,6,m.UNSIGNED_SHORT,0))}}r.enable(m.CULL_FACE);r.enable(m.DEPTH_TEST);r.setDepthWrite(!0);a.resetGLState()}}};b.SpritePlugin=function(a,c){var d,e,f,g,k,t,u,v,q,p,m,r,s,x,y,w,n;
-function F(a,b){return a.renderOrder!==b.renderOrder?a.renderOrder-b.renderOrder:a.z!==b.z?b.z-a.z:b.id-a.id}var z=a.context,I=a.state,G,K,D,O,M=new b.Vector3,R=new b.Quaternion,B=new b.Vector3;this.render=function(H,S){if(0!==c.length){if(void 0===D){var C=new Float32Array([-.5,-.5,0,0,.5,-.5,1,0,.5,.5,1,1,-.5,.5,0,1]),Q=new Uint16Array([0,1,2,0,2,3]);G=z.createBuffer();K=z.createBuffer();z.bindBuffer(z.ARRAY_BUFFER,G);z.bufferData(z.ARRAY_BUFFER,C,z.STATIC_DRAW);z.bindBuffer(z.ELEMENT_ARRAY_BUFFER,
-K);z.bufferData(z.ELEMENT_ARRAY_BUFFER,Q,z.STATIC_DRAW);var C=z.createProgram(),Q=z.createShader(z.VERTEX_SHADER),J=z.createShader(z.FRAGMENT_SHADER);z.shaderSource(Q,["precision "+a.getPrecision()+" float;","uniform mat4 modelViewMatrix;\nuniform mat4 projectionMatrix;\nuniform float rotation;\nuniform vec2 scale;\nuniform vec2 uvOffset;\nuniform vec2 uvScale;\nattribute vec2 position;\nattribute vec2 uv;\nvarying vec2 vUV;\nvoid main() {\nvUV = uvOffset + uv * uvScale;\nvec2 alignedPosition = position * scale;\nvec2 rotatedPosition;\nrotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\nrotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\nvec4 finalPosition;\nfinalPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\nfinalPosition.xy += rotatedPosition;\nfinalPosition = projectionMatrix * finalPosition;\ngl_Position = finalPosition;\n}"].join("\n"));
-z.shaderSource(J,["precision "+a.getPrecision()+" float;","uniform vec3 color;\nuniform sampler2D map;\nuniform float opacity;\nuniform int fogType;\nuniform vec3 fogColor;\nuniform float fogDensity;\nuniform float fogNear;\nuniform float fogFar;\nuniform float alphaTest;\nvarying vec2 vUV;\nvoid main() {\nvec4 texture = texture2D( map, vUV );\nif ( texture.a < alphaTest ) discard;\ngl_FragColor = vec4( color * texture.xyz, texture.a * opacity );\nif ( fogType > 0 ) {\nfloat depth = gl_FragCoord.z / gl_FragCoord.w;\nfloat fogFactor = 0.0;\nif ( fogType == 1 ) {\nfogFactor = smoothstep( fogNear, fogFar, depth );\n} else {\nconst float LOG2 = 1.442695;\nfogFactor = exp2( - fogDensity * fogDensity * depth * depth * LOG2 );\nfogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );\n}\ngl_FragColor = mix( gl_FragColor, vec4( fogColor, gl_FragColor.w ), fogFactor );\n}\n}"].join("\n"));
-z.compileShader(Q);z.compileShader(J);z.attachShader(C,Q);z.attachShader(C,J);z.linkProgram(C);D=C;w=z.getAttribLocation(D,"position");n=z.getAttribLocation(D,"uv");d=z.getUniformLocation(D,"uvOffset");e=z.getUniformLocation(D,"uvScale");f=z.getUniformLocation(D,"rotation");g=z.getUniformLocation(D,"scale");k=z.getUniformLocation(D,"color");t=z.getUniformLocation(D,"map");u=z.getUniformLocation(D,"opacity");v=z.getUniformLocation(D,"modelViewMatrix");q=z.getUniformLocation(D,"projectionMatrix");p=
-z.getUniformLocation(D,"fogType");m=z.getUniformLocation(D,"fogDensity");r=z.getUniformLocation(D,"fogNear");s=z.getUniformLocation(D,"fogFar");x=z.getUniformLocation(D,"fogColor");y=z.getUniformLocation(D,"alphaTest");C=document.createElement("canvas");C.width=8;C.height=8;Q=C.getContext("2d");Q.fillStyle="white";Q.fillRect(0,0,8,8);O=new b.Texture(C);O.needsUpdate=!0}z.useProgram(D);I.initAttributes();I.enableAttribute(w);I.enableAttribute(n);I.disableUnusedAttributes();I.disable(z.CULL_FACE);I.enable(z.BLEND);
-z.bindBuffer(z.ARRAY_BUFFER,G);z.vertexAttribPointer(w,2,z.FLOAT,!1,16,0);z.vertexAttribPointer(n,2,z.FLOAT,!1,16,8);z.bindBuffer(z.ELEMENT_ARRAY_BUFFER,K);z.uniformMatrix4fv(q,!1,S.projectionMatrix.elements);I.activeTexture(z.TEXTURE0);z.uniform1i(t,0);Q=C=0;(J=H.fog)?(z.uniform3f(x,J.color.r,J.color.g,J.color.b),J instanceof b.Fog?(z.uniform1f(r,J.near),z.uniform1f(s,J.far),z.uniform1i(p,1),Q=C=1):J instanceof b.FogExp2&&(z.uniform1f(m,J.density),z.uniform1i(p,2),Q=C=2)):(z.uniform1i(p,0),Q=C=0);
-for(var J=0,N=c.length;J<N;J++){var L=c[J];L.modelViewMatrix.multiplyMatrices(S.matrixWorldInverse,L.matrixWorld);L.z=-L.modelViewMatrix.elements[14]}c.sort(F);for(var P=[],J=0,N=c.length;J<N;J++){var L=c[J],U=L.material;z.uniform1f(y,U.alphaTest);z.uniformMatrix4fv(v,!1,L.modelViewMatrix.elements);L.matrixWorld.decompose(M,R,B);P[0]=B.x;P[1]=B.y;L=0;H.fog&&U.fog&&(L=Q);C!==L&&(z.uniform1i(p,L),C=L);null!==U.map?(z.uniform2f(d,U.map.offset.x,U.map.offset.y),z.uniform2f(e,U.map.repeat.x,U.map.repeat.y)):
-(z.uniform2f(d,0,0),z.uniform2f(e,1,1));z.uniform1f(u,U.opacity);z.uniform3f(k,U.color.r,U.color.g,U.color.b);z.uniform1f(f,U.rotation);z.uniform2fv(g,P);I.setBlending(U.blending,U.blendEquation,U.blendSrc,U.blendDst);I.setDepthTest(U.depthTest);I.setDepthWrite(U.depthWrite);U.map?a.setTexture2D(U.map,0):a.setTexture2D(O,0);z.drawElements(z.TRIANGLES,6,z.UNSIGNED_SHORT,0)}I.enable(z.CULL_FACE);a.resetGLState()}}};b.RenderableObject=function(){this.id=0;this.object=null;this.renderOrder=this.z=0};
+K=m.createShader(m.VERTEX_SHADER),N="precision "+a.getPrecision()+" float;\n";m.shaderSource(Q,N+M.fragmentShader);m.shaderSource(K,N+M.vertexShader);m.compileShader(Q);m.compileShader(K);m.attachShader(C,Q);m.attachShader(C,K);m.linkProgram(C);x=C;p=m.getAttribLocation(x,"position");n=m.getAttribLocation(x,"uv");d=m.getUniformLocation(x,"renderType");e=m.getUniformLocation(x,"map");f=m.getUniformLocation(x,"occlusionMap");h=m.getUniformLocation(x,"opacity");g=m.getUniformLocation(x,"color");k=m.getUniformLocation(x,
+"scale");q=m.getUniformLocation(x,"rotation");w=m.getUniformLocation(x,"screenPosition")}m.useProgram(x);r.initAttributes();r.enableAttribute(p);r.enableAttribute(n);r.disableUnusedAttributes();m.uniform1i(f,0);m.uniform1i(e,1);m.bindBuffer(m.ARRAY_BUFFER,s);m.vertexAttribPointer(p,2,m.FLOAT,!1,16,0);m.vertexAttribPointer(n,2,m.FLOAT,!1,16,8);m.bindBuffer(m.ELEMENT_ARRAY_BUFFER,z);r.disable(m.CULL_FACE);r.setDepthWrite(!1);C=0;for(Q=c.length;C<Q;C++)if(M=16/B.w,R.set(M*I,M),K=c[C],u.set(K.matrixWorld.elements[12],
+K.matrixWorld.elements[13],K.matrixWorld.elements[14]),u.applyMatrix4(J.matrixWorldInverse),u.applyProjection(J.projectionMatrix),D.copy(u),H.x=B.x+D.x*F+F-8,H.y=B.y+D.y*O+O-8,!0===S.containsPoint(H)){r.activeTexture(m.TEXTURE0);r.bindTexture(m.TEXTURE_2D,null);r.activeTexture(m.TEXTURE1);r.bindTexture(m.TEXTURE_2D,t);m.copyTexImage2D(m.TEXTURE_2D,0,m.RGB,H.x,H.y,16,16,0);m.uniform1i(d,0);m.uniform2f(k,R.x,R.y);m.uniform3f(w,D.x,D.y,D.z);r.disable(m.BLEND);r.enable(m.DEPTH_TEST);m.drawElements(m.TRIANGLES,
+6,m.UNSIGNED_SHORT,0);r.activeTexture(m.TEXTURE0);r.bindTexture(m.TEXTURE_2D,E);m.copyTexImage2D(m.TEXTURE_2D,0,m.RGBA,H.x,H.y,16,16,0);m.uniform1i(d,1);r.disable(m.DEPTH_TEST);r.activeTexture(m.TEXTURE1);r.bindTexture(m.TEXTURE_2D,t);m.drawElements(m.TRIANGLES,6,m.UNSIGNED_SHORT,0);K.positionScreen.copy(D);K.customUpdateCallback?K.customUpdateCallback(K):K.updateLensFlares();m.uniform1i(d,2);r.enable(m.BLEND);for(var N=0,L=K.lensFlares.length;N<L;N++){var P=K.lensFlares[N];.001<P.opacity&&.001<P.scale&&
+(D.x=P.x,D.y=P.y,D.z=P.z,M=P.size*P.scale/B.w,R.x=M*I,R.y=M,m.uniform3f(w,D.x,D.y,D.z),m.uniform2f(k,R.x,R.y),m.uniform1f(q,P.rotation),m.uniform1f(h,P.opacity),m.uniform3f(g,P.color.r,P.color.g,P.color.b),r.setBlending(P.blending,P.blendEquation,P.blendSrc,P.blendDst),a.setTexture2D(P.texture,1),m.drawElements(m.TRIANGLES,6,m.UNSIGNED_SHORT,0))}}r.enable(m.CULL_FACE);r.enable(m.DEPTH_TEST);r.setDepthWrite(!0);a.resetGLState()}}};b.SpritePlugin=function(a,c){var d,e,f,h,g,k,q,w,p,n,m,r,s,z,y,x,t;
+function E(a,b){return a.renderOrder!==b.renderOrder?a.renderOrder-b.renderOrder:a.z!==b.z?b.z-a.z:b.id-a.id}var u=a.context,J=a.state,B,I,F,O,M=new b.Vector3,R=new b.Quaternion,D=new b.Vector3;this.render=function(H,S){if(0!==c.length){if(void 0===F){var C=new Float32Array([-.5,-.5,0,0,.5,-.5,1,0,.5,.5,1,1,-.5,.5,0,1]),Q=new Uint16Array([0,1,2,0,2,3]);B=u.createBuffer();I=u.createBuffer();u.bindBuffer(u.ARRAY_BUFFER,B);u.bufferData(u.ARRAY_BUFFER,C,u.STATIC_DRAW);u.bindBuffer(u.ELEMENT_ARRAY_BUFFER,
+I);u.bufferData(u.ELEMENT_ARRAY_BUFFER,Q,u.STATIC_DRAW);var C=u.createProgram(),Q=u.createShader(u.VERTEX_SHADER),K=u.createShader(u.FRAGMENT_SHADER);u.shaderSource(Q,["precision "+a.getPrecision()+" float;","uniform mat4 modelViewMatrix;\nuniform mat4 projectionMatrix;\nuniform float rotation;\nuniform vec2 scale;\nuniform vec2 uvOffset;\nuniform vec2 uvScale;\nattribute vec2 position;\nattribute vec2 uv;\nvarying vec2 vUV;\nvoid main() {\nvUV = uvOffset + uv * uvScale;\nvec2 alignedPosition = position * scale;\nvec2 rotatedPosition;\nrotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\nrotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\nvec4 finalPosition;\nfinalPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\nfinalPosition.xy += rotatedPosition;\nfinalPosition = projectionMatrix * finalPosition;\ngl_Position = finalPosition;\n}"].join("\n"));
+u.shaderSource(K,["precision "+a.getPrecision()+" float;","uniform vec3 color;\nuniform sampler2D map;\nuniform float opacity;\nuniform int fogType;\nuniform vec3 fogColor;\nuniform float fogDensity;\nuniform float fogNear;\nuniform float fogFar;\nuniform float alphaTest;\nvarying vec2 vUV;\nvoid main() {\nvec4 texture = texture2D( map, vUV );\nif ( texture.a < alphaTest ) discard;\ngl_FragColor = vec4( color * texture.xyz, texture.a * opacity );\nif ( fogType > 0 ) {\nfloat depth = gl_FragCoord.z / gl_FragCoord.w;\nfloat fogFactor = 0.0;\nif ( fogType == 1 ) {\nfogFactor = smoothstep( fogNear, fogFar, depth );\n} else {\nconst float LOG2 = 1.442695;\nfogFactor = exp2( - fogDensity * fogDensity * depth * depth * LOG2 );\nfogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );\n}\ngl_FragColor = mix( gl_FragColor, vec4( fogColor, gl_FragColor.w ), fogFactor );\n}\n}"].join("\n"));
+u.compileShader(Q);u.compileShader(K);u.attachShader(C,Q);u.attachShader(C,K);u.linkProgram(C);F=C;x=u.getAttribLocation(F,"position");t=u.getAttribLocation(F,"uv");d=u.getUniformLocation(F,"uvOffset");e=u.getUniformLocation(F,"uvScale");f=u.getUniformLocation(F,"rotation");h=u.getUniformLocation(F,"scale");g=u.getUniformLocation(F,"color");k=u.getUniformLocation(F,"map");q=u.getUniformLocation(F,"opacity");w=u.getUniformLocation(F,"modelViewMatrix");p=u.getUniformLocation(F,"projectionMatrix");n=
+u.getUniformLocation(F,"fogType");m=u.getUniformLocation(F,"fogDensity");r=u.getUniformLocation(F,"fogNear");s=u.getUniformLocation(F,"fogFar");z=u.getUniformLocation(F,"fogColor");y=u.getUniformLocation(F,"alphaTest");C=document.createElement("canvas");C.width=8;C.height=8;Q=C.getContext("2d");Q.fillStyle="white";Q.fillRect(0,0,8,8);O=new b.Texture(C);O.needsUpdate=!0}u.useProgram(F);J.initAttributes();J.enableAttribute(x);J.enableAttribute(t);J.disableUnusedAttributes();J.disable(u.CULL_FACE);J.enable(u.BLEND);
+u.bindBuffer(u.ARRAY_BUFFER,B);u.vertexAttribPointer(x,2,u.FLOAT,!1,16,0);u.vertexAttribPointer(t,2,u.FLOAT,!1,16,8);u.bindBuffer(u.ELEMENT_ARRAY_BUFFER,I);u.uniformMatrix4fv(p,!1,S.projectionMatrix.elements);J.activeTexture(u.TEXTURE0);u.uniform1i(k,0);Q=C=0;(K=H.fog)?(u.uniform3f(z,K.color.r,K.color.g,K.color.b),K instanceof b.Fog?(u.uniform1f(r,K.near),u.uniform1f(s,K.far),u.uniform1i(n,1),Q=C=1):K instanceof b.FogExp2&&(u.uniform1f(m,K.density),u.uniform1i(n,2),Q=C=2)):(u.uniform1i(n,0),Q=C=0);
+for(var K=0,N=c.length;K<N;K++){var L=c[K];L.modelViewMatrix.multiplyMatrices(S.matrixWorldInverse,L.matrixWorld);L.z=-L.modelViewMatrix.elements[14]}c.sort(E);for(var P=[],K=0,N=c.length;K<N;K++){var L=c[K],U=L.material;u.uniform1f(y,U.alphaTest);u.uniformMatrix4fv(w,!1,L.modelViewMatrix.elements);L.matrixWorld.decompose(M,R,D);P[0]=D.x;P[1]=D.y;L=0;H.fog&&U.fog&&(L=Q);C!==L&&(u.uniform1i(n,L),C=L);null!==U.map?(u.uniform2f(d,U.map.offset.x,U.map.offset.y),u.uniform2f(e,U.map.repeat.x,U.map.repeat.y)):
+(u.uniform2f(d,0,0),u.uniform2f(e,1,1));u.uniform1f(q,U.opacity);u.uniform3f(g,U.color.r,U.color.g,U.color.b);u.uniform1f(f,U.rotation);u.uniform2fv(h,P);J.setBlending(U.blending,U.blendEquation,U.blendSrc,U.blendDst);J.setDepthTest(U.depthTest);J.setDepthWrite(U.depthWrite);U.map?a.setTexture2D(U.map,0):a.setTexture2D(O,0);u.drawElements(u.TRIANGLES,6,u.UNSIGNED_SHORT,0)}J.enable(u.CULL_FACE);a.resetGLState()}}};b.RenderableObject=function(){this.id=0;this.object=null;this.renderOrder=this.z=0};
 b.RenderableFace=function(){this.id=0;this.v1=new b.RenderableVertex;this.v2=new b.RenderableVertex;this.v3=new b.RenderableVertex;this.normalModel=new b.Vector3;this.vertexNormalsModel=[new b.Vector3,new b.Vector3,new b.Vector3];this.vertexNormalsLength=0;this.color=new b.Color;this.material=null;this.uvs=[new b.Vector2,new b.Vector2,new b.Vector2];this.renderOrder=this.z=0};b.RenderableVertex=function(){this.position=new b.Vector3;this.positionWorld=new b.Vector3;this.positionScreen=new b.Vector4;
 this.visible=!0};b.RenderableVertex.prototype.copy=function(a){this.positionWorld.copy(a.positionWorld);this.positionScreen.copy(a.positionScreen)};b.RenderableLine=function(){this.id=0;this.v1=new b.RenderableVertex;this.v2=new b.RenderableVertex;this.vertexColors=[new b.Color,new b.Color];this.material=null;this.renderOrder=this.z=0};b.RenderableSprite=function(){this.id=0;this.object=null;this.rotation=this.z=this.y=this.x=0;this.scale=new b.Vector2;this.material=null;this.renderOrder=0};b.Projector=
-function(){function a(){if(p===r){var a=new b.RenderableVertex;m.push(a);r++;p++;return a}return m[p++]}function c(){if(x===w){var a=new b.RenderableFace;y.push(a);w++;x++;return a}return y[x++]}function d(){if(F===I){var a=new b.RenderableLine;z.push(a);I++;F++;return a}return z[F++]}function e(){if(K===O){var a=new b.RenderableSprite;D.push(a);O++;K++;return a}return D[K++]}function f(a,b){return a.renderOrder!==b.renderOrder?a.renderOrder-b.renderOrder:a.z!==b.z?b.z-a.z:a.id!==b.id?a.id-b.id:0}
-function g(a,b){var c=0,d=1,e=a.z+a.w,f=b.z+b.w,h=-a.z+a.w,k=-b.z+b.w;if(0<=e&&0<=f&&0<=h&&0<=k)return!0;if(0>e&&0>f||0>h&&0>k)return!1;0>e?c=Math.max(c,e/(e-f)):0>f&&(d=Math.min(d,e/(e-f)));0>h?c=Math.max(c,h/(h-k)):0>k&&(d=Math.min(d,h/(h-k)));if(d<c)return!1;a.lerp(b,c);b.lerp(a,1-d);return!0}var k,t,u=[],v=0,q,p,m=[],r=0,s,x,y=[],w=0,n,F,z=[],I=0,G,K,D=[],O=0,M={objects:[],lights:[],elements:[]},R=new b.Vector3,B=new b.Vector4,H=new b.Box3(new b.Vector3(-1,-1,-1),new b.Vector3(1,1,1)),S=new b.Box3,
-C=Array(3),Q=new b.Matrix4,J=new b.Matrix4,N,L=new b.Matrix4,P=new b.Matrix3,U=new b.Frustum,W=new b.Vector4,$=new b.Vector4;this.projectVector=function(a,b){console.warn("THREE.Projector: .projectVector() is now vector.project().");a.project(b)};this.unprojectVector=function(a,b){console.warn("THREE.Projector: .unprojectVector() is now vector.unproject().");a.unproject(b)};this.pickingRay=function(a,b){console.error("THREE.Projector: .pickingRay() is now raycaster.setFromCamera().")};var T=new function(){function e(a){var b=
-a.positionWorld,c=a.positionScreen;b.copy(a.position).applyMatrix4(N);c.copy(b).applyMatrix4(J);b=1/c.w;c.x*=b;c.y*=b;c.z*=b;a.visible=-1<=c.x&&1>=c.x&&-1<=c.y&&1>=c.y&&-1<=c.z&&1>=c.z}function f(a,b,c){if(!0===a.visible||!0===b.visible||!0===c.visible)return!0;C[0]=a.positionScreen;C[1]=b.positionScreen;C[2]=c.positionScreen;return H.intersectsBox(S.setFromPoints(C))}function g(a,b,c){return 0>(c.positionScreen.x-a.positionScreen.x)*(b.positionScreen.y-a.positionScreen.y)-(c.positionScreen.y-a.positionScreen.y)*
-(b.positionScreen.x-a.positionScreen.x)}var h=[],k=[],l=null,p=null,r=new b.Matrix3;return{setObject:function(a){l=a;p=l.material;r.getNormalMatrix(l.matrixWorld);h.length=0;k.length=0},projectVertex:e,checkTriangleVisibility:f,checkBackfaceCulling:g,pushVertex:function(b,c,d){q=a();q.position.set(b,c,d);e(q)},pushNormal:function(a,b,c){h.push(a,b,c)},pushUv:function(a,b){k.push(a,b)},pushLine:function(a,b){var c=m[a],e=m[b];n=d();n.id=l.id;n.v1.copy(c);n.v2.copy(e);n.z=(c.positionScreen.z+e.positionScreen.z)/
-2;n.renderOrder=l.renderOrder;n.material=l.material;M.elements.push(n)},pushTriangle:function(a,d,e){var n=m[a],q=m[d],t=m[e];if(!1!==f(n,q,t)&&(p.side===b.DoubleSide||!0===g(n,q,t))){s=c();s.id=l.id;s.v1.copy(n);s.v2.copy(q);s.v3.copy(t);s.z=(n.positionScreen.z+q.positionScreen.z+t.positionScreen.z)/3;s.renderOrder=l.renderOrder;s.normalModel.fromArray(h,3*a);s.normalModel.applyMatrix3(r).normalize();for(n=0;3>n;n++)q=s.vertexNormalsModel[n],q.fromArray(h,3*arguments[n]),q.applyMatrix3(r).normalize(),
-s.uvs[n].fromArray(k,2*arguments[n]);s.vertexNormalsLength=3;s.material=l.material;M.elements.push(s)}}}};this.projectScene=function(r,q,w,z){K=F=x=0;M.elements.length=0;!0===r.autoUpdate&&r.updateMatrixWorld();null===q.parent&&q.updateMatrixWorld();Q.copy(q.matrixWorldInverse.getInverse(q.matrixWorld));J.multiplyMatrices(q.projectionMatrix,Q);U.setFromMatrix(J);t=0;M.objects.length=0;M.lights.length=0;r.traverseVisible(function(a){if(a instanceof b.Light)M.lights.push(a);else if((a instanceof b.Mesh||
-a instanceof b.Line||a instanceof b.Sprite)&&!1!==a.material.visible&&(!1===a.frustumCulled||!0===U.intersectsObject(a))){if(t===v){var c=new b.RenderableObject;u.push(c);v++;t++;k=c}else k=u[t++];k.id=a.id;k.object=a;R.setFromMatrixPosition(a.matrixWorld);R.applyProjection(J);k.z=R.z;k.renderOrder=a.renderOrder;M.objects.push(k)}});!0===w&&M.objects.sort(f);r=0;for(w=M.objects.length;r<w;r++){var y=M.objects[r].object,D=y.geometry;T.setObject(y);N=y.matrixWorld;p=0;if(y instanceof b.Mesh)if(D instanceof
-b.BufferGeometry){var H=D.attributes,y=D.groups;if(void 0!==H.position){for(var C=H.position.array,I=0,O=C.length;I<O;I+=3)T.pushVertex(C[I],C[I+1],C[I+2]);if(void 0!==H.normal)for(var ba=H.normal.array,I=0,O=ba.length;I<O;I+=3)T.pushNormal(ba[I],ba[I+1],ba[I+2]);if(void 0!==H.uv)for(H=H.uv.array,I=0,O=H.length;I<O;I+=2)T.pushUv(H[I],H[I+1]);if(null!==D.index)if(C=D.index.array,0<y.length)for(r=0;r<y.length;r++)for(O=y[r],I=O.start,O=O.start+O.count;I<O;I+=3)T.pushTriangle(C[I],C[I+1],C[I+2]);else for(I=
-0,O=C.length;I<O;I+=3)T.pushTriangle(C[I],C[I+1],C[I+2]);else for(I=0,O=C.length/3;I<O;I+=3)T.pushTriangle(I,I+1,I+2)}}else{if(D instanceof b.Geometry){var S=D.vertices,I=D.faces,O=D.faceVertexUvs[0];P.getNormalMatrix(N);for(var C=y.material,H=C instanceof b.MultiMaterial,ba=!0===H?y.material:null,X=0,Y=S.length;X<Y;X++){var Z=S[X];R.copy(Z);if(!0===C.morphTargets)for(var ga=D.morphTargets,ca=y.morphTargetInfluences,ea=0,Ha=ga.length;ea<Ha;ea++){var ia=ca[ea];if(0!==ia){var la=ga[ea].vertices[X];
-R.x+=(la.x-Z.x)*ia;R.y+=(la.y-Z.y)*ia;R.z+=(la.z-Z.z)*ia}}T.pushVertex(R.x,R.y,R.z)}S=0;for(X=I.length;S<X;S++)if(Y=I[S],C=!0===H?ba.materials[Y.materialIndex]:y.material,void 0!==C&&(ca=C.side,D=m[Y.a],Z=m[Y.b],ga=m[Y.c],!1!==T.checkTriangleVisibility(D,Z,ga))){ea=T.checkBackfaceCulling(D,Z,ga);if(ca!==b.DoubleSide){if(ca===b.FrontSide&&!1===ea)continue;if(ca===b.BackSide&&!0===ea)continue}s=c();s.id=y.id;s.v1.copy(D);s.v2.copy(Z);s.v3.copy(ga);s.normalModel.copy(Y.normal);!1!==ea||ca!==b.BackSide&&
-ca!==b.DoubleSide||s.normalModel.negate();s.normalModel.applyMatrix3(P).normalize();Ha=Y.vertexNormals;ia=0;for(la=Math.min(Ha.length,3);ia<la;ia++){var aa=s.vertexNormalsModel[ia];aa.copy(Ha[ia]);!1!==ea||ca!==b.BackSide&&ca!==b.DoubleSide||aa.negate();aa.applyMatrix3(P).normalize()}s.vertexNormalsLength=Ha.length;ca=O[S];if(void 0!==ca)for(ea=0;3>ea;ea++)s.uvs[ea].copy(ca[ea]);s.color=Y.color;s.material=C;s.z=(D.positionScreen.z+Z.positionScreen.z+ga.positionScreen.z)/3;s.renderOrder=y.renderOrder;
-M.elements.push(s)}}}else if(y instanceof b.Line)if(D instanceof b.BufferGeometry){if(H=D.attributes,void 0!==H.position){C=H.position.array;I=0;for(O=C.length;I<O;I+=3)T.pushVertex(C[I],C[I+1],C[I+2]);if(null!==D.index)for(C=D.index.array,I=0,O=C.length;I<O;I+=2)T.pushLine(C[I],C[I+1]);else for(H=y instanceof b.LineSegments?2:1,I=0,O=C.length/3-1;I<O;I+=H)T.pushLine(I,I+1)}}else{if(D instanceof b.Geometry&&(L.multiplyMatrices(J,N),S=y.geometry.vertices,0!==S.length))for(D=a(),D.positionScreen.copy(S[0]).applyMatrix4(L),
-H=y instanceof b.LineSegments?2:1,X=1,Y=S.length;X<Y;X++)D=a(),D.positionScreen.copy(S[X]).applyMatrix4(L),0<(X+1)%H||(Z=m[p-2],W.copy(D.positionScreen),$.copy(Z.positionScreen),!0===g(W,$)&&(W.multiplyScalar(1/W.w),$.multiplyScalar(1/$.w),n=d(),n.id=y.id,n.v1.positionScreen.copy(W),n.v2.positionScreen.copy($),n.z=Math.max(W.z,$.z),n.renderOrder=y.renderOrder,n.material=y.material,y.material.vertexColors===b.VertexColors&&(n.vertexColors[0].copy(y.geometry.colors[X]),n.vertexColors[1].copy(y.geometry.colors[X-
-1])),M.elements.push(n)))}else y instanceof b.Sprite&&(B.set(N.elements[12],N.elements[13],N.elements[14],1),B.applyMatrix4(J),I=1/B.w,B.z*=I,-1<=B.z&&1>=B.z&&(G=e(),G.id=y.id,G.x=B.x*I,G.y=B.y*I,G.z=B.z,G.renderOrder=y.renderOrder,G.object=y,G.rotation=y.rotation,G.scale.x=y.scale.x*Math.abs(G.x-(B.x+q.projectionMatrix.elements[0])/(B.w+q.projectionMatrix.elements[12])),G.scale.y=y.scale.y*Math.abs(G.y-(B.y+q.projectionMatrix.elements[5])/(B.w+q.projectionMatrix.elements[13])),G.material=y.material,
-M.elements.push(G)))}!0===z&&M.elements.sort(f);return M}};b.SpriteCanvasMaterial=function(a){b.Material.call(this);this.type="SpriteCanvasMaterial";this.color=new b.Color(16777215);this.program=function(a,b){};this.setValues(a)};b.SpriteCanvasMaterial.prototype=Object.create(b.Material.prototype);b.SpriteCanvasMaterial.prototype.constructor=b.SpriteCanvasMaterial;b.SpriteCanvasMaterial.prototype.clone=function(){var a=new b.SpriteCanvasMaterial;a.copy(this);a.color.copy(this.color);a.program=this.program;
-return a};b.CanvasRenderer=function(a){function c(a,b,c,d){u(b);v(c);q(d);p(a.getStyle());H.stroke();ma.expandByScalar(2*b)}function d(a){m(a.getStyle());H.fill()}function e(a){if(0===a.version||a instanceof b.CompressedTexture||a instanceof b.DataTexture)return{canvas:void 0,version:a.version};var c=a.image;if(!1===c.complete)return{canvas:void 0,version:0};var d=document.createElement("canvas");d.width=c.width;d.height=c.height;var e=d.getContext("2d");e.setTransform(1,0,0,-1,0,c.height);e.drawImage(c,
-0,0);var c=a.wrapS===b.RepeatWrapping,e=a.wrapT===b.RepeatWrapping,f="no-repeat";!0===c&&!0===e?f="repeat":!0===c?f="repeat-x":!0===e&&(f="repeat-y");d=H.createPattern(d,f);if(a.onUpdate)a.onUpdate(a);return{canvas:d,version:a.version}}function f(a,b,c,d,f,g,h,k,l,p,n,r,q){var s=Fa[q.id];if(void 0===s||s.version!==q.version)s=e(q),Fa[q.id]=s;if(void 0!==s.canvas){m(s.canvas);var s=q.offset.x/q.repeat.x,t=q.offset.y/q.repeat.y,u=q.image.width*q.repeat.x;q=q.image.height*q.repeat.y;h=(h+s)*u;k=(k+t)*
-q;c-=a;d-=b;f-=a;g-=b;l=(l+s)*u-h;p=(p+t)*q-k;n=(n+s)*u-h;r=(r+t)*q-k;q=l*r-n*p;0!==q&&(s=1/q,q=(r*c-p*f)*s,p=(r*d-p*g)*s,c=(l*f-n*c)*s,d=(l*g-n*d)*s,a=a-q*h-c*k,b=b-p*h-d*k,H.save(),H.transform(q,p,c,d,a,b),H.fill(),H.restore())}else m("rgba( 0, 0, 0, 1)"),H.fill()}function g(a,b,c){var d=b.x-a.x,e=b.y-a.y,f=d*d+e*e;0!==f&&(c/=Math.sqrt(f),d*=c,e*=c,b.x+=d,b.y+=e,a.x-=d,a.y-=e)}function k(a){Q!==a&&(Q=H.globalAlpha=a)}function t(a){J!==a&&(a===b.NormalBlending?H.globalCompositeOperation="source-over":
-a===b.AdditiveBlending?H.globalCompositeOperation="lighter":a===b.SubtractiveBlending&&(H.globalCompositeOperation="darker"),J=a)}function u(a){P!==a&&(P=H.lineWidth=a)}function v(a){U!==a&&(U=H.lineCap=a)}function q(a){W!==a&&(W=H.lineJoin=a)}function p(a){N!==a&&(N=H.strokeStyle=a)}function m(a){L!==a&&(L=H.fillStyle=a)}function r(a){$.length!==a.length&&(H.setLineDash(a),$=a)}console.log("THREE.CanvasRenderer",b.REVISION);a=a||{};var s=this,x,y,w,n=new b.Projector,F=void 0!==a.canvas?a.canvas:
-document.createElement("canvas"),z=F.width,I=F.height,G=Math.floor(z/2),K=Math.floor(I/2),D=0,O=0,M=z,R=I,B=1,H=F.getContext("2d",{alpha:!0===a.alpha}),S=new b.Color(0),C=!0===a.alpha?0:1,Q=1,J=0,N=null,L=null,P=null,U=null,W=null,$=[],T,X,Z;new b.RenderableVertex;new b.RenderableVertex;var da,ga,ka,ta,Aa,Ba,pa=new b.Color;new b.Color;new b.Color;new b.Color;new b.Color;var Ca=new b.Color,wa=new b.Color,Ea=new b.Color,Fa={},Y,Ga,qa,ca,ea,Ha,ia,la=new b.Box2,aa=new b.Box2,ma=new b.Box2,Ra=new b.Color,
-La=new b.Color,xa=new b.Color,va=new b.Vector3,ua=new b.Vector3,na=new b.Vector3,ya=new b.Matrix3;void 0===H.setLineDash&&(H.setLineDash=function(){});this.domElement=F;this.sortElements=this.sortObjects=this.autoClear=!0;this.info={render:{vertices:0,faces:0}};this.supportsVertexTextures=function(){};this.setFaceCulling=function(){};this.getContext=function(){return H};this.getContextAttributes=function(){return H.getContextAttributes()};this.getPixelRatio=function(){return B};this.setPixelRatio=
-function(a){void 0!==a&&(B=a)};this.setSize=function(a,b,c){z=a*B;I=b*B;F.width=z;F.height=I;G=Math.floor(z/2);K=Math.floor(I/2);!1!==c&&(F.style.width=a+"px",F.style.height=b+"px");la.min.set(-G,-K);la.max.set(G,K);aa.min.set(-G,-K);aa.max.set(G,K);Q=1;J=0;W=U=P=L=N=null;this.setViewport(0,0,a,b)};this.setViewport=function(a,b,c,d){D=a*B;O=b*B;M=c*B;R=d*B};this.setScissor=function(){};this.setScissorTest=function(){};this.setClearColor=function(a,b){S.set(a);C=void 0!==b?b:1;aa.min.set(-G,-K);aa.max.set(G,
-K)};this.setClearColorHex=function(a,b){console.warn("THREE.CanvasRenderer: .setClearColorHex() is being removed. Use .setClearColor() instead.");this.setClearColor(a,b)};this.getClearColor=function(){return S};this.getClearAlpha=function(){return C};this.getMaxAnisotropy=function(){return 0};this.clear=function(){!1===aa.isEmpty()&&(aa.intersect(la),aa.expandByScalar(2),aa.min.x+=G,aa.min.y=-aa.min.y+K,aa.max.x+=G,aa.max.y=-aa.max.y+K,1>C&&H.clearRect(aa.min.x|0,aa.max.y|0,aa.max.x-aa.min.x|0,aa.min.y-
-aa.max.y|0),0<C&&(t(b.NormalBlending),k(1),m("rgba("+Math.floor(255*S.r)+","+Math.floor(255*S.g)+","+Math.floor(255*S.b)+","+C+")"),H.fillRect(aa.min.x|0,aa.max.y|0,aa.max.x-aa.min.x|0,aa.min.y-aa.max.y|0)),aa.makeEmpty())};this.clearColor=function(){};this.clearDepth=function(){};this.clearStencil=function(){};this.render=function(a,J){if(!1===J instanceof b.Camera)console.error("THREE.CanvasRenderer.render: camera is not an instance of THREE.Camera.");else{!0===this.autoClear&&this.clear();s.info.render.vertices=
-0;s.info.render.faces=0;H.setTransform(M/z,0,0,-R/I,D,I-O);H.translate(G,K);x=n.projectScene(a,J,this.sortObjects,this.sortElements);y=x.elements;w=x.lights;ya.getNormalMatrix(J.matrixWorldInverse);Ra.setRGB(0,0,0);La.setRGB(0,0,0);xa.setRGB(0,0,0);for(var B=0,F=w.length;B<F;B++){var C=w[B],N=C.color;C instanceof b.AmbientLight?Ra.add(N):C instanceof b.DirectionalLight?La.add(N):C instanceof b.PointLight&&xa.add(N)}B=0;for(F=y.length;B<F;B++){var L=y[B],Q=L.material;if(void 0!==Q&&0!==Q.opacity){ma.makeEmpty();
-if(L instanceof b.RenderableSprite){T=L;T.x*=G;T.y*=K;var C=T,P=L,N=Q;k(N.opacity);t(N.blending);var A=P.scale.x*G,P=P.scale.y*K,L=.5*Math.sqrt(A*A+P*P);ma.min.set(C.x-L,C.y-L);ma.max.set(C.x+L,C.y+L);if(N instanceof b.SpriteMaterial){var S=N.map;if(null!==S){L=Fa[S.id];if(void 0===L||L.version!==S.version)L=e(S),Fa[S.id]=L;if(void 0!==L.canvas){m(L.canvas);var U=S.image,L=U.width*S.offset.x,Q=U.height*S.offset.y,W=U.width*S.repeat.x,S=U.height*S.repeat.y,U=A/W,$=P/S;H.save();H.translate(C.x,C.y);
-0!==N.rotation&&H.rotate(N.rotation);H.translate(-A/2,-P/2);H.scale(U,$);H.translate(-L,-Q);H.fillRect(L,Q,W,S);H.restore()}}else m(N.color.getStyle()),H.save(),H.translate(C.x,C.y),0!==N.rotation&&H.rotate(N.rotation),H.scale(A,-P),H.fillRect(-.5,-.5,1,1),H.restore()}else N instanceof b.SpriteCanvasMaterial&&(p(N.color.getStyle()),m(N.color.getStyle()),H.save(),H.translate(C.x,C.y),0!==N.rotation&&H.rotate(N.rotation),H.scale(A,P),N.program(H),H.restore())}else if(L instanceof b.RenderableLine){if(T=
-L.v1,X=L.v2,T.positionScreen.x*=G,T.positionScreen.y*=K,X.positionScreen.x*=G,X.positionScreen.y*=K,ma.setFromPoints([T.positionScreen,X.positionScreen]),!0===la.intersectsBox(ma))if(C=T,N=X,A=L,P=Q,k(P.opacity),t(P.blending),H.beginPath(),H.moveTo(C.positionScreen.x,C.positionScreen.y),H.lineTo(N.positionScreen.x,N.positionScreen.y),P instanceof b.LineBasicMaterial){u(P.linewidth);v(P.linecap);q(P.linejoin);if(P.vertexColors!==b.VertexColors)p(P.color.getStyle());else if(L=A.vertexColors[0].getStyle(),
-A=A.vertexColors[1].getStyle(),L===A)p(L);else{try{var V=H.createLinearGradient(C.positionScreen.x,C.positionScreen.y,N.positionScreen.x,N.positionScreen.y);V.addColorStop(0,L);V.addColorStop(1,A)}catch(ha){V=L}p(V)}H.stroke();ma.expandByScalar(2*P.linewidth)}else P instanceof b.LineDashedMaterial&&(u(P.linewidth),v(P.linecap),q(P.linejoin),p(P.color.getStyle()),r([P.dashSize,P.gapSize]),H.stroke(),ma.expandByScalar(2*P.linewidth),r([]))}else if(L instanceof b.RenderableFace){T=L.v1;X=L.v2;Z=L.v3;
-if(-1>T.positionScreen.z||1<T.positionScreen.z)continue;if(-1>X.positionScreen.z||1<X.positionScreen.z)continue;if(-1>Z.positionScreen.z||1<Z.positionScreen.z)continue;T.positionScreen.x*=G;T.positionScreen.y*=K;X.positionScreen.x*=G;X.positionScreen.y*=K;Z.positionScreen.x*=G;Z.positionScreen.y*=K;0<Q.overdraw&&(g(T.positionScreen,X.positionScreen,Q.overdraw),g(X.positionScreen,Z.positionScreen,Q.overdraw),g(Z.positionScreen,T.positionScreen,Q.overdraw));ma.setFromPoints([T.positionScreen,X.positionScreen,
-Z.positionScreen]);if(!0===la.intersectsBox(ma)){N=T;A=X;P=Z;C=Q;s.info.render.vertices+=3;s.info.render.faces++;k(C.opacity);t(C.blending);da=N.positionScreen.x;ga=N.positionScreen.y;ka=A.positionScreen.x;ta=A.positionScreen.y;Aa=P.positionScreen.x;Ba=P.positionScreen.y;var Q=da,W=ga,S=ka,U=ta,$=Aa,Ka=Ba;H.beginPath();H.moveTo(Q,W);H.lineTo(S,U);H.lineTo($,Ka);H.closePath();if((C instanceof b.MeshLambertMaterial||C instanceof b.MeshPhongMaterial)&&null===C.map){Ca.copy(C.color);wa.copy(C.emissive);
-C.vertexColors===b.FaceColors&&Ca.multiply(L.color);pa.copy(Ra);ua.copy(N.positionWorld).add(A.positionWorld).add(P.positionWorld).divideScalar(3);N=ua;A=L.normalModel;P=pa;L=0;for(Q=w.length;L<Q;L++)W=w[L],Ea.copy(W.color),W instanceof b.DirectionalLight?(S=va.setFromMatrixPosition(W.matrixWorld).normalize(),U=A.dot(S),0>=U||(U*=W.intensity,P.add(Ea.multiplyScalar(U)))):W instanceof b.PointLight&&(S=va.setFromMatrixPosition(W.matrixWorld),U=A.dot(va.subVectors(S,N).normalize()),0>=U||(U*=0==W.distance?
-1:1-Math.min(N.distanceTo(S)/W.distance,1),0!=U&&(U*=W.intensity,P.add(Ea.multiplyScalar(U)))));pa.multiply(Ca).add(wa);!0===C.wireframe?c(pa,C.wireframeLinewidth,C.wireframeLinecap,C.wireframeLinejoin):d(pa)}else C instanceof b.MeshBasicMaterial||C instanceof b.MeshLambertMaterial||C instanceof b.MeshPhongMaterial?null!==C.map?C.map.mapping===b.UVMapping&&(Y=L.uvs,f(da,ga,ka,ta,Aa,Ba,Y[0].x,Y[0].y,Y[1].x,Y[1].y,Y[2].x,Y[2].y,C.map)):null!==C.envMap?C.envMap.mapping===b.SphericalReflectionMapping&&
-(na.copy(L.vertexNormalsModel[0]).applyMatrix3(ya),Ga=.5*na.x+.5,qa=.5*na.y+.5,na.copy(L.vertexNormalsModel[1]).applyMatrix3(ya),ca=.5*na.x+.5,ea=.5*na.y+.5,na.copy(L.vertexNormalsModel[2]).applyMatrix3(ya),Ha=.5*na.x+.5,ia=.5*na.y+.5,f(da,ga,ka,ta,Aa,Ba,Ga,qa,ca,ea,Ha,ia,C.envMap)):(pa.copy(C.color),C.vertexColors===b.FaceColors&&pa.multiply(L.color),!0===C.wireframe?c(pa,C.wireframeLinewidth,C.wireframeLinecap,C.wireframeLinejoin):d(pa)):(C instanceof b.MeshNormalMaterial?(na.copy(L.normalModel).applyMatrix3(ya),
-pa.setRGB(na.x,na.y,na.z).multiplyScalar(.5).addScalar(.5)):pa.setRGB(1,1,1),!0===C.wireframe?c(pa,C.wireframeLinewidth,C.wireframeLinecap,C.wireframeLinejoin):d(pa))}}aa.union(ma)}}H.setTransform(1,0,0,1,0,0)}}};b.TrackballControls=function(a,c){function d(a){!1!==m.enabled&&(window.removeEventListener("keydown",d),y=x,x===r.NONE)&&(a.keyCode!==m.keys[r.ROTATE]||m.noRotate?a.keyCode!==m.keys[r.ZOOM]||m.noZoom?a.keyCode!==m.keys[r.PAN]||m.noPan||(x=r.PAN):x=r.ZOOM:x=r.ROTATE)}function e(a){!1!==m.enabled&&
-(x=y,window.addEventListener("keydown",d,!1))}function f(a){!1!==m.enabled&&(a.preventDefault(),a.stopPropagation(),x===r.NONE&&(x=a.button),x!==r.ROTATE||m.noRotate?x!==r.ZOOM||m.noZoom?x!==r.PAN||m.noPan||(M.copy(C(a.pageX,a.pageY)),R.copy(M)):(G.copy(C(a.pageX,a.pageY)),K.copy(G)):(F.copy(Q(a.pageX,a.pageY)),n.copy(F)),document.addEventListener("mousemove",g,!1),document.addEventListener("mouseup",k,!1),m.dispatchEvent(H))}function g(a){!1!==m.enabled&&(a.preventDefault(),a.stopPropagation(),x!==
-r.ROTATE||m.noRotate?x!==r.ZOOM||m.noZoom?x!==r.PAN||m.noPan||R.copy(C(a.pageX,a.pageY)):K.copy(C(a.pageX,a.pageY)):(n.copy(F),F.copy(Q(a.pageX,a.pageY))))}function k(a){!1!==m.enabled&&(a.preventDefault(),a.stopPropagation(),x=r.NONE,document.removeEventListener("mousemove",g),document.removeEventListener("mouseup",k),m.dispatchEvent(S))}function t(a){if(!1!==m.enabled){a.preventDefault();a.stopPropagation();var b=0;a.wheelDelta?b=a.wheelDelta/40:a.detail&&(b=-a.detail/3);G.y+=.01*b;m.dispatchEvent(H);
-m.dispatchEvent(S)}}function u(a){if(!1!==m.enabled){switch(a.touches.length){case 1:x=r.TOUCH_ROTATE;F.copy(Q(a.touches[0].pageX,a.touches[0].pageY));n.copy(F);break;default:x=r.TOUCH_ZOOM_PAN;var b=a.touches[0].pageX-a.touches[1].pageX,c=a.touches[0].pageY-a.touches[1].pageY;O=D=Math.sqrt(b*b+c*c);M.copy(C((a.touches[0].pageX+a.touches[1].pageX)/2,(a.touches[0].pageY+a.touches[1].pageY)/2));R.copy(M)}m.dispatchEvent(H)}}function v(a){if(!1!==m.enabled)switch(a.preventDefault(),a.stopPropagation(),
-a.touches.length){case 1:n.copy(F);F.copy(Q(a.touches[0].pageX,a.touches[0].pageY));break;default:var b=a.touches[0].pageX-a.touches[1].pageX,c=a.touches[0].pageY-a.touches[1].pageY;O=Math.sqrt(b*b+c*c);R.copy(C((a.touches[0].pageX+a.touches[1].pageX)/2,(a.touches[0].pageY+a.touches[1].pageY)/2))}}function q(a){if(!1!==m.enabled){switch(a.touches.length){case 0:x=r.NONE;break;case 1:x=r.TOUCH_ROTATE,F.copy(Q(a.touches[0].pageX,a.touches[0].pageY)),n.copy(F)}m.dispatchEvent(S)}}function p(a){a.preventDefault()}
-var m=this,r={NONE:-1,ROTATE:0,ZOOM:1,PAN:2,TOUCH_ROTATE:3,TOUCH_ZOOM_PAN:4};this.object=a;this.domElement=void 0!==c?c:document;this.enabled=!0;this.screen={left:0,top:0,width:0,height:0};this.rotateSpeed=1;this.zoomSpeed=1.2;this.panSpeed=.3;this.staticMoving=this.noPan=this.noZoom=this.noRotate=!1;this.dynamicDampingFactor=.2;this.minDistance=0;this.maxDistance=Infinity;this.keys=[65,83,68];this.target=new b.Vector3;var s=new b.Vector3,x=r.NONE,y=r.NONE,w=new b.Vector3,n=new b.Vector2,F=new b.Vector2,
-z=new b.Vector3,I=0,G=new b.Vector2,K=new b.Vector2,D=0,O=0,M=new b.Vector2,R=new b.Vector2;this.target0=this.target.clone();this.position0=this.object.position.clone();this.up0=this.object.up.clone();var B={type:"change"},H={type:"start"},S={type:"end"};this.handleResize=function(){if(this.domElement===document)this.screen.left=0,this.screen.top=0,this.screen.width=window.innerWidth,this.screen.height=window.innerHeight;else{var a=this.domElement.getBoundingClientRect(),b=this.domElement.ownerDocument.documentElement;
-this.screen.left=a.left+window.pageXOffset-b.clientLeft;this.screen.top=a.top+window.pageYOffset-b.clientTop;this.screen.width=a.width;this.screen.height=a.height}};this.handleEvent=function(a){if("function"==typeof this[a.type])this[a.type](a)};var C=function(){var a=new b.Vector2;return function(b,c){a.set((b-m.screen.left)/m.screen.width,(c-m.screen.top)/m.screen.height);return a}}(),Q=function(){var a=new b.Vector2;return function(b,c){a.set((b-.5*m.screen.width-m.screen.left)/(.5*m.screen.width),
-(m.screen.height+2*(m.screen.top-c))/m.screen.width);return a}}();this.rotateCamera=function(){var a=new b.Vector3,c=new b.Quaternion,d=new b.Vector3,e=new b.Vector3,f=new b.Vector3,g=new b.Vector3,h;return function(){g.set(F.x-n.x,F.y-n.y,0);(h=g.length())?(w.copy(m.object.position).sub(m.target),d.copy(w).normalize(),e.copy(m.object.up).normalize(),f.crossVectors(e,d).normalize(),e.setLength(F.y-n.y),f.setLength(F.x-n.x),g.copy(e.add(f)),a.crossVectors(g,w).normalize(),h*=m.rotateSpeed,c.setFromAxisAngle(a,
-h),w.applyQuaternion(c),m.object.up.applyQuaternion(c),z.copy(a),I=h):!m.staticMoving&&I&&(I*=Math.sqrt(1-m.dynamicDampingFactor),w.copy(m.object.position).sub(m.target),c.setFromAxisAngle(z,I),w.applyQuaternion(c),m.object.up.applyQuaternion(c));n.copy(F)}}();this.zoomCamera=function(){var a;x===r.TOUCH_ZOOM_PAN?(a=D/O,D=O,w.multiplyScalar(a)):(a=1+(K.y-G.y)*m.zoomSpeed,1!==a&&0<a&&(w.multiplyScalar(a),m.staticMoving?G.copy(K):G.y+=(K.y-G.y)*this.dynamicDampingFactor))};this.panCamera=function(){var a=
-new b.Vector2,c=new b.Vector3,d=new b.Vector3;return function(){a.copy(R).sub(M);a.lengthSq()&&(a.multiplyScalar(w.length()*m.panSpeed),d.copy(w).cross(m.object.up).setLength(a.x),d.add(c.copy(m.object.up).setLength(a.y)),m.object.position.add(d),m.target.add(d),m.staticMoving?M.copy(R):M.add(a.subVectors(R,M).multiplyScalar(m.dynamicDampingFactor)))}}();this.checkDistances=function(){m.noZoom&&m.noPan||(w.lengthSq()>m.maxDistance*m.maxDistance&&(m.object.position.addVectors(m.target,w.setLength(m.maxDistance)),
-G.copy(K)),w.lengthSq()<m.minDistance*m.minDistance&&(m.object.position.addVectors(m.target,w.setLength(m.minDistance)),G.copy(K)))};this.update=function(){w.subVectors(m.object.position,m.target);m.noRotate||m.rotateCamera();m.noZoom||m.zoomCamera();m.noPan||m.panCamera();m.object.position.addVectors(m.target,w);m.checkDistances();m.object.lookAt(m.target);1E-6<s.distanceToSquared(m.object.position)&&(m.dispatchEvent(B),s.copy(m.object.position))};this.reset=function(){y=x=r.NONE;m.target.copy(m.target0);
-m.object.position.copy(m.position0);m.object.up.copy(m.up0);w.subVectors(m.object.position,m.target);m.object.lookAt(m.target);m.dispatchEvent(B);s.copy(m.object.position)};this.dispose=function(){this.domElement.removeEventListener("contextmenu",p,!1);this.domElement.removeEventListener("mousedown",f,!1);this.domElement.removeEventListener("mousewheel",t,!1);this.domElement.removeEventListener("MozMousePixelScroll",t,!1);this.domElement.removeEventListener("touchstart",u,!1);this.domElement.removeEventListener("touchend",
-q,!1);this.domElement.removeEventListener("touchmove",v,!1);document.removeEventListener("mousemove",g,!1);document.removeEventListener("mouseup",k,!1);window.removeEventListener("keydown",d,!1);window.removeEventListener("keyup",e,!1)};this.domElement.addEventListener("contextmenu",p,!1);this.domElement.addEventListener("mousedown",f,!1);this.domElement.addEventListener("mousewheel",t,!1);this.domElement.addEventListener("MozMousePixelScroll",t,!1);this.domElement.addEventListener("touchstart",u,
-!1);this.domElement.addEventListener("touchend",q,!1);this.domElement.addEventListener("touchmove",v,!1);window.addEventListener("keydown",d,!1);window.addEventListener("keyup",e,!1);this.handleResize();this.update()};b.TrackballControls.prototype=Object.create(b.EventDispatcher.prototype);b.TrackballControls.prototype.constructor=b.TrackballControls;b.SphereGeometry=function(a,c,d,e,f,g,k){b.Geometry.call(this);this.type="SphereGeometry";this.parameters={radius:a,widthSegments:c,heightSegments:d,
-phiStart:e,phiLength:f,thetaStart:g,thetaLength:k};this.fromBufferGeometry(new b.SphereBufferGeometry(a,c,d,e,f,g,k))};b.SphereGeometry.prototype=Object.create(b.Geometry.prototype);b.SphereGeometry.prototype.constructor=b.SphereGeometry;b.SphereBufferGeometry=function(a,c,d,e,f,g,k){b.BufferGeometry.call(this);this.type="SphereBufferGeometry";this.parameters={radius:a,widthSegments:c,heightSegments:d,phiStart:e,phiLength:f,thetaStart:g,thetaLength:k};a=a||50;c=Math.max(3,Math.floor(c)||8);d=Math.max(2,
-Math.floor(d)||6);e=void 0!==e?e:0;f=void 0!==f?f:2*Math.PI;g=void 0!==g?g:0;k=void 0!==k?k:Math.PI;for(var t=g+k,u=(c+1)*(d+1),v=new b.BufferAttribute(new Float32Array(3*u),3),q=new b.BufferAttribute(new Float32Array(3*u),3),u=new b.BufferAttribute(new Float32Array(2*u),2),p=0,m=[],r=new b.Vector3,s=0;s<=d;s++){for(var x=[],y=s/d,w=0;w<=c;w++){var n=w/c,F=-a*Math.cos(e+n*f)*Math.sin(g+y*k),z=a*Math.cos(g+y*k),I=a*Math.sin(e+n*f)*Math.sin(g+y*k);r.set(F,z,I).normalize();v.setXYZ(p,F,z,I);q.setXYZ(p,
-r.x,r.y,r.z);u.setXY(p,n,1-y);x.push(p);p++}m.push(x)}e=[];for(s=0;s<d;s++)for(w=0;w<c;w++)f=m[s][w+1],k=m[s][w],p=m[s+1][w],r=m[s+1][w+1],(0!==s||0<g)&&e.push(f,k,r),(s!==d-1||t<Math.PI)&&e.push(k,p,r);this.setIndex(new (65535<v.count?b.Uint32Attribute:b.Uint16Attribute)(e,1));this.addAttribute("position",v);this.addAttribute("normal",q);this.addAttribute("uv",u);this.boundingSphere=new b.Sphere(new b.Vector3,a)};b.SphereBufferGeometry.prototype=Object.create(b.BufferGeometry.prototype);b.SphereBufferGeometry.prototype.constructor=
-b.SphereBufferGeometry;b.CylinderGeometry=function(a,c,d,e,f,g,k,t){b.Geometry.call(this);this.type="CylinderGeometry";this.parameters={radiusTop:a,radiusBottom:c,height:d,radialSegments:e,heightSegments:f,openEnded:g,thetaStart:k,thetaLength:t};this.fromBufferGeometry(new b.CylinderBufferGeometry(a,c,d,e,f,g,k,t));this.mergeVertices()};b.CylinderGeometry.prototype=Object.create(b.Geometry.prototype);b.CylinderGeometry.prototype.constructor=b.CylinderGeometry;b.CylinderBufferGeometry=function(a,c,
-d,e,f,g,k,t){function u(d){var f,g,h;h=new b.Vector2;var p=new b.Vector3,n=0,q=!0===d?a:c,B=!0===d?1:-1;g=y;for(f=1;f<=e;f++)r.setXYZ(y,0,F*B,0),s.setXYZ(y,0,B,0),!0===d?(h.x=f/e,h.y=0):(h.x=(f-1)/e,h.y=1),x.setXY(y,h.x,h.y),y++;h=y;for(f=0;f<=e;f++){var E=f/e;p.x=q*Math.sin(E*t+k);p.y=F*B;p.z=q*Math.cos(E*t+k);r.setXYZ(y,p.x,p.y,p.z);s.setXYZ(y,0,B,0);x.setXY(y,E,!0===d?1:0);y++}for(f=0;f<e;f++)p=g+f,q=h+f,!0===d?(m.setX(w,q),w++,m.setX(w,q+1)):(m.setX(w,q+1),w++,m.setX(w,q)),w++,m.setX(w,p),w++,
-n+=3;v.addGroup(z,n,!0===d?1:2);z+=n}b.BufferGeometry.call(this);this.type="CylinderBufferGeometry";this.parameters={radiusTop:a,radiusBottom:c,height:d,radialSegments:e,heightSegments:f,openEnded:g,thetaStart:k,thetaLength:t};var v=this;a=void 0!==a?a:20;c=void 0!==c?c:20;d=void 0!==d?d:100;e=Math.floor(e)||8;f=Math.floor(f)||1;g=void 0!==g?g:!1;k=void 0!==k?k:0;t=void 0!==t?t:2*Math.PI;var q=function(){var a=(e+1)*(f+1);!1===g&&(a+=2*(e+1)+2*e);return a}(),p=function(){var a=e*f*6;!1===g&&(a+=6*
-e);return a}(),m=new b.BufferAttribute(new (65535<p?Uint32Array:Uint16Array)(p),1),r=new b.BufferAttribute(new Float32Array(3*q),3),s=new b.BufferAttribute(new Float32Array(3*q),3),x=new b.BufferAttribute(new Float32Array(2*q),2),y=0,w=0,n=[],F=d/2,z=0;(function(){var g,h,p=new b.Vector3,q=new b.Vector3,u=0,E=(c-a)/d;for(h=0;h<=f;h++){var R=[],B=h/f,H=B*(c-a)+a;for(g=0;g<=e;g++){var S=g/e;q.x=H*Math.sin(S*t+k);q.y=-B*d+F;q.z=H*Math.cos(S*t+k);r.setXYZ(y,q.x,q.y,q.z);p.copy(q);if(0===a&&0===h||0===
-c&&h===f)p.x=Math.sin(S*t+k),p.z=Math.cos(S*t+k);p.setY(Math.sqrt(p.x*p.x+p.z*p.z)*E).normalize();s.setXYZ(y,p.x,p.y,p.z);x.setXY(y,S,1-B);R.push(y);y++}n.push(R)}for(g=0;g<e;g++)for(h=0;h<f;h++)p=n[h+1][g],q=n[h+1][g+1],E=n[h][g+1],m.setX(w,n[h][g]),w++,m.setX(w,p),w++,m.setX(w,E),w++,m.setX(w,p),w++,m.setX(w,q),w++,m.setX(w,E),w++,u+=6;v.addGroup(z,u,0);z+=u})();!1===g&&(0<a&&u(!0),0<c&&u(!1));this.setIndex(m);this.addAttribute("position",r);this.addAttribute("normal",s);this.addAttribute("uv",
-x)};b.CylinderBufferGeometry.prototype=Object.create(b.BufferGeometry.prototype);b.CylinderBufferGeometry.prototype.constructor=b.CylinderBufferGeometry;b.ArrowHelper=function(){var a=new b.Geometry;a.vertices.push(new b.Vector3(0,0,0),new b.Vector3(0,1,0));var c=new b.CylinderGeometry(0,.5,1,5,1);c.translate(0,-.5,0);return function(d,e,f,g,k,t){b.Object3D.call(this);void 0===g&&(g=16776960);void 0===f&&(f=1);void 0===k&&(k=.2*f);void 0===t&&(t=.2*k);this.position.copy(e);this.line=new b.Line(a,
-new b.LineBasicMaterial({color:g}));this.line.matrixAutoUpdate=!1;this.add(this.line);this.cone=new b.Mesh(c,new b.MeshBasicMaterial({color:g}));this.cone.matrixAutoUpdate=!1;this.add(this.cone);this.setDirection(d);this.setLength(f,k,t)}}();b.ArrowHelper.prototype=Object.create(b.Object3D.prototype);b.ArrowHelper.prototype.constructor=b.ArrowHelper;b.ArrowHelper.prototype.setDirection=function(){var a=new b.Vector3,c;return function(b){.99999<b.y?this.quaternion.set(0,0,0,1):-.99999>b.y?this.quaternion.set(1,
-0,0,0):(a.set(b.z,0,-b.x).normalize(),c=Math.acos(b.y),this.quaternion.setFromAxisAngle(a,c))}}();b.ArrowHelper.prototype.setLength=function(a,b,d){void 0===b&&(b=.2*a);void 0===d&&(d=.2*b);this.line.scale.set(1,Math.max(0,a-b),1);this.line.updateMatrix();this.cone.scale.set(d,b,d);this.cone.position.y=a;this.cone.updateMatrix()};b.ArrowHelper.prototype.setColor=function(a){this.line.material.color.set(a);this.cone.material.color.set(a)};g.THREE=b})},function(ga,Z,X){(function(u){(function(g,k){k(Z)})(this,
-function(g){var k={Linear:{None:function(a){return a}},Quadratic:{In:function(a){return a*a},Out:function(a){return a*(2-a)},InOut:function(a){return 1>(a*=2)?.5*a*a:-.5*(--a*(a-2)-1)}},Cubic:{In:function(a){return a*a*a},Out:function(a){return--a*a*a+1},InOut:function(a){return 1>(a*=2)?.5*a*a*a:.5*((a-=2)*a*a+2)}},Quartic:{In:function(a){return a*a*a*a},Out:function(a){return 1- --a*a*a*a},InOut:function(a){return 1>(a*=2)?.5*a*a*a*a:-.5*((a-=2)*a*a*a-2)}},Quintic:{In:function(a){return a*a*a*a*
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+b.DoubleSide||s.normalModel.negate();s.normalModel.applyMatrix3(P).normalize();Ha=Z.vertexNormals;ia=0;for(la=Math.min(Ha.length,3);ia<la;ia++){var ba=s.vertexNormalsModel[ia];ba.copy(Ha[ia]);!1!==ea||ca!==b.BackSide&&ca!==b.DoubleSide||ba.negate();ba.applyMatrix3(P).normalize()}s.vertexNormalsLength=Ha.length;ca=O[S];if(void 0!==ca)for(ea=0;3>ea;ea++)s.uvs[ea].copy(ca[ea]);s.color=Z.color;s.material=C;s.z=(F.positionScreen.z+$.positionScreen.z+ga.positionScreen.z)/3;s.renderOrder=y.renderOrder;M.elements.push(s)}}}else if(y instanceof
+b.Line)if(F instanceof b.BufferGeometry){if(H=F.attributes,void 0!==H.position){C=H.position.array;J=0;for(O=C.length;J<O;J+=3)T.pushVertex(C[J],C[J+1],C[J+2]);if(null!==F.index)for(C=F.index.array,J=0,O=C.length;J<O;J+=2)T.pushLine(C[J],C[J+1]);else for(H=y instanceof b.LineSegments?2:1,J=0,O=C.length/3-1;J<O;J+=H)T.pushLine(J,J+1)}}else{if(F instanceof b.Geometry&&(L.multiplyMatrices(K,N),S=y.geometry.vertices,0!==S.length))for(F=a(),F.positionScreen.copy(S[0]).applyMatrix4(L),H=y instanceof b.LineSegments?
+2:1,Y=1,Z=S.length;Y<Z;Y++)F=a(),F.positionScreen.copy(S[Y]).applyMatrix4(L),0<(Y+1)%H||($=m[n-2],W.copy(F.positionScreen),aa.copy($.positionScreen),!0===h(W,aa)&&(W.multiplyScalar(1/W.w),aa.multiplyScalar(1/aa.w),t=d(),t.id=y.id,t.v1.positionScreen.copy(W),t.v2.positionScreen.copy(aa),t.z=Math.max(W.z,aa.z),t.renderOrder=y.renderOrder,t.material=y.material,y.material.vertexColors===b.VertexColors&&(t.vertexColors[0].copy(y.geometry.colors[Y]),t.vertexColors[1].copy(y.geometry.colors[Y-1])),M.elements.push(t)))}else y instanceof
+b.Sprite&&(D.set(N.elements[12],N.elements[13],N.elements[14],1),D.applyMatrix4(K),J=1/D.w,D.z*=J,-1<=D.z&&1>=D.z&&(B=e(),B.id=y.id,B.x=D.x*J,B.y=D.y*J,B.z=D.z,B.renderOrder=y.renderOrder,B.object=y,B.rotation=y.rotation,B.scale.x=y.scale.x*Math.abs(B.x-(D.x+p.projectionMatrix.elements[0])/(D.w+p.projectionMatrix.elements[12])),B.scale.y=y.scale.y*Math.abs(B.y-(D.y+p.projectionMatrix.elements[5])/(D.w+p.projectionMatrix.elements[13])),B.material=y.material,M.elements.push(B)))}!0===x&&M.elements.sort(f);
+return M}};b.SpriteCanvasMaterial=function(a){b.Material.call(this);this.type="SpriteCanvasMaterial";this.color=new b.Color(16777215);this.program=function(a,b){};this.setValues(a)};b.SpriteCanvasMaterial.prototype=Object.create(b.Material.prototype);b.SpriteCanvasMaterial.prototype.constructor=b.SpriteCanvasMaterial;b.SpriteCanvasMaterial.prototype.clone=function(){var a=new b.SpriteCanvasMaterial;a.copy(this);a.color.copy(this.color);a.program=this.program;return a};b.CanvasRenderer=function(a){function c(a,
+b,c,d){q(b);w(c);p(d);n(a.getStyle());H.stroke();ma.expandByScalar(2*b)}function d(a){m(a.getStyle());H.fill()}function e(a){if(0===a.version||a instanceof b.CompressedTexture||a instanceof b.DataTexture)return{canvas:void 0,version:a.version};var c=a.image;if(!1===c.complete)return{canvas:void 0,version:0};var d=document.createElement("canvas");d.width=c.width;d.height=c.height;var e=d.getContext("2d");e.setTransform(1,0,0,-1,0,c.height);e.drawImage(c,0,0);var c=a.wrapS===b.RepeatWrapping,e=a.wrapT===
+b.RepeatWrapping,f="no-repeat";!0===c&&!0===e?f="repeat":!0===c?f="repeat-x":!0===e&&(f="repeat-y");d=H.createPattern(d,f);if(a.onUpdate)a.onUpdate(a);return{canvas:d,version:a.version}}function f(a,b,c,d,f,h,g,k,l,n,r,s,p){var t=Fa[p.id];if(void 0===t||t.version!==p.version)t=e(p),Fa[p.id]=t;if(void 0!==t.canvas){m(t.canvas);var t=p.offset.x/p.repeat.x,q=p.offset.y/p.repeat.y,u=p.image.width*p.repeat.x;p=p.image.height*p.repeat.y;g=(g+t)*u;k=(k+q)*p;c-=a;d-=b;f-=a;h-=b;l=(l+t)*u-g;n=(n+q)*p-k;r=
+(r+t)*u-g;s=(s+q)*p-k;p=l*s-r*n;0!==p&&(t=1/p,p=(s*c-n*f)*t,n=(s*d-n*h)*t,c=(l*f-r*c)*t,d=(l*h-r*d)*t,a=a-p*g-c*k,b=b-n*g-d*k,H.save(),H.transform(p,n,c,d,a,b),H.fill(),H.restore())}else m("rgba( 0, 0, 0, 1)"),H.fill()}function h(a,b,c){var d=b.x-a.x,e=b.y-a.y,f=d*d+e*e;0!==f&&(c/=Math.sqrt(f),d*=c,e*=c,b.x+=d,b.y+=e,a.x-=d,a.y-=e)}function g(a){Q!==a&&(Q=H.globalAlpha=a)}function k(a){K!==a&&(a===b.NormalBlending?H.globalCompositeOperation="source-over":a===b.AdditiveBlending?H.globalCompositeOperation=
+"lighter":a===b.SubtractiveBlending&&(H.globalCompositeOperation="darker"),K=a)}function q(a){P!==a&&(P=H.lineWidth=a)}function w(a){U!==a&&(U=H.lineCap=a)}function p(a){W!==a&&(W=H.lineJoin=a)}function n(a){N!==a&&(N=H.strokeStyle=a)}function m(a){L!==a&&(L=H.fillStyle=a)}function r(a){aa.length!==a.length&&(H.setLineDash(a),aa=a)}console.log("THREE.CanvasRenderer",b.REVISION);a=a||{};var s=this,z,y,x,t=new b.Projector,E=void 0!==a.canvas?a.canvas:document.createElement("canvas"),u=E.width,J=E.height,
+B=Math.floor(u/2),I=Math.floor(J/2),F=0,O=0,M=u,R=J,D=1,H=E.getContext("2d",{alpha:!0===a.alpha}),S=new b.Color(0),C=!0===a.alpha?0:1,Q=1,K=0,N=null,L=null,P=null,U=null,W=null,aa=[],T,Y,$;new b.RenderableVertex;new b.RenderableVertex;var da,ga,ka,ta,Aa,Ba,pa=new b.Color;new b.Color;new b.Color;new b.Color;new b.Color;var Ca=new b.Color,wa=new b.Color,Ea=new b.Color,Fa={},Z,Ga,qa,ca,ea,Ha,ia,la=new b.Box2,ba=new b.Box2,ma=new b.Box2,Ra=new b.Color,La=new b.Color,xa=new b.Color,va=new b.Vector3,ua=
+new b.Vector3,na=new b.Vector3,ya=new b.Matrix3;void 0===H.setLineDash&&(H.setLineDash=function(){});this.domElement=E;this.sortElements=this.sortObjects=this.autoClear=!0;this.info={render:{vertices:0,faces:0}};this.supportsVertexTextures=function(){};this.setFaceCulling=function(){};this.getContext=function(){return H};this.getContextAttributes=function(){return H.getContextAttributes()};this.getPixelRatio=function(){return D};this.setPixelRatio=function(a){void 0!==a&&(D=a)};this.setSize=function(a,
+b,c){u=a*D;J=b*D;E.width=u;E.height=J;B=Math.floor(u/2);I=Math.floor(J/2);!1!==c&&(E.style.width=a+"px",E.style.height=b+"px");la.min.set(-B,-I);la.max.set(B,I);ba.min.set(-B,-I);ba.max.set(B,I);Q=1;K=0;W=U=P=L=N=null;this.setViewport(0,0,a,b)};this.setViewport=function(a,b,c,d){F=a*D;O=b*D;M=c*D;R=d*D};this.setScissor=function(){};this.setScissorTest=function(){};this.setClearColor=function(a,b){S.set(a);C=void 0!==b?b:1;ba.min.set(-B,-I);ba.max.set(B,I)};this.setClearColorHex=function(a,b){console.warn("THREE.CanvasRenderer: .setClearColorHex() is being removed. Use .setClearColor() instead.");
+this.setClearColor(a,b)};this.getClearColor=function(){return S};this.getClearAlpha=function(){return C};this.getMaxAnisotropy=function(){return 0};this.clear=function(){!1===ba.isEmpty()&&(ba.intersect(la),ba.expandByScalar(2),ba.min.x+=B,ba.min.y=-ba.min.y+I,ba.max.x+=B,ba.max.y=-ba.max.y+I,1>C&&H.clearRect(ba.min.x|0,ba.max.y|0,ba.max.x-ba.min.x|0,ba.min.y-ba.max.y|0),0<C&&(k(b.NormalBlending),g(1),m("rgba("+Math.floor(255*S.r)+","+Math.floor(255*S.g)+","+Math.floor(255*S.b)+","+C+")"),H.fillRect(ba.min.x|
+0,ba.max.y|0,ba.max.x-ba.min.x|0,ba.min.y-ba.max.y|0)),ba.makeEmpty())};this.clearColor=function(){};this.clearDepth=function(){};this.clearStencil=function(){};this.render=function(a,K){if(!1===K instanceof b.Camera)console.error("THREE.CanvasRenderer.render: camera is not an instance of THREE.Camera.");else{!0===this.autoClear&&this.clear();s.info.render.vertices=0;s.info.render.faces=0;H.setTransform(M/u,0,0,-R/J,F,J-O);H.translate(B,I);z=t.projectScene(a,K,this.sortObjects,this.sortElements);
+y=z.elements;x=z.lights;ya.getNormalMatrix(K.matrixWorldInverse);Ra.setRGB(0,0,0);La.setRGB(0,0,0);xa.setRGB(0,0,0);for(var D=0,E=x.length;D<E;D++){var C=x[D],N=C.color;C instanceof b.AmbientLight?Ra.add(N):C instanceof b.DirectionalLight?La.add(N):C instanceof b.PointLight&&xa.add(N)}D=0;for(E=y.length;D<E;D++){var L=y[D],Q=L.material;if(void 0!==Q&&0!==Q.opacity){ma.makeEmpty();if(L instanceof b.RenderableSprite){T=L;T.x*=B;T.y*=I;var C=T,P=L,N=Q;g(N.opacity);k(N.blending);var A=P.scale.x*B,P=P.scale.y*
+I,L=.5*Math.sqrt(A*A+P*P);ma.min.set(C.x-L,C.y-L);ma.max.set(C.x+L,C.y+L);if(N instanceof b.SpriteMaterial){var S=N.map;if(null!==S){L=Fa[S.id];if(void 0===L||L.version!==S.version)L=e(S),Fa[S.id]=L;if(void 0!==L.canvas){m(L.canvas);var U=S.image,L=U.width*S.offset.x,Q=U.height*S.offset.y,W=U.width*S.repeat.x,S=U.height*S.repeat.y,U=A/W,aa=P/S;H.save();H.translate(C.x,C.y);0!==N.rotation&&H.rotate(N.rotation);H.translate(-A/2,-P/2);H.scale(U,aa);H.translate(-L,-Q);H.fillRect(L,Q,W,S);H.restore()}}else m(N.color.getStyle()),
+H.save(),H.translate(C.x,C.y),0!==N.rotation&&H.rotate(N.rotation),H.scale(A,-P),H.fillRect(-.5,-.5,1,1),H.restore()}else N instanceof b.SpriteCanvasMaterial&&(n(N.color.getStyle()),m(N.color.getStyle()),H.save(),H.translate(C.x,C.y),0!==N.rotation&&H.rotate(N.rotation),H.scale(A,P),N.program(H),H.restore())}else if(L instanceof b.RenderableLine){if(T=L.v1,Y=L.v2,T.positionScreen.x*=B,T.positionScreen.y*=I,Y.positionScreen.x*=B,Y.positionScreen.y*=I,ma.setFromPoints([T.positionScreen,Y.positionScreen]),
+!0===la.intersectsBox(ma))if(C=T,N=Y,A=L,P=Q,g(P.opacity),k(P.blending),H.beginPath(),H.moveTo(C.positionScreen.x,C.positionScreen.y),H.lineTo(N.positionScreen.x,N.positionScreen.y),P instanceof b.LineBasicMaterial){q(P.linewidth);w(P.linecap);p(P.linejoin);if(P.vertexColors!==b.VertexColors)n(P.color.getStyle());else if(L=A.vertexColors[0].getStyle(),A=A.vertexColors[1].getStyle(),L===A)n(L);else{try{var V=H.createLinearGradient(C.positionScreen.x,C.positionScreen.y,N.positionScreen.x,N.positionScreen.y);
+V.addColorStop(0,L);V.addColorStop(1,A)}catch(ha){V=L}n(V)}H.stroke();ma.expandByScalar(2*P.linewidth)}else P instanceof b.LineDashedMaterial&&(q(P.linewidth),w(P.linecap),p(P.linejoin),n(P.color.getStyle()),r([P.dashSize,P.gapSize]),H.stroke(),ma.expandByScalar(2*P.linewidth),r([]))}else if(L instanceof b.RenderableFace){T=L.v1;Y=L.v2;$=L.v3;if(-1>T.positionScreen.z||1<T.positionScreen.z)continue;if(-1>Y.positionScreen.z||1<Y.positionScreen.z)continue;if(-1>$.positionScreen.z||1<$.positionScreen.z)continue;
+T.positionScreen.x*=B;T.positionScreen.y*=I;Y.positionScreen.x*=B;Y.positionScreen.y*=I;$.positionScreen.x*=B;$.positionScreen.y*=I;0<Q.overdraw&&(h(T.positionScreen,Y.positionScreen,Q.overdraw),h(Y.positionScreen,$.positionScreen,Q.overdraw),h($.positionScreen,T.positionScreen,Q.overdraw));ma.setFromPoints([T.positionScreen,Y.positionScreen,$.positionScreen]);if(!0===la.intersectsBox(ma)){N=T;A=Y;P=$;C=Q;s.info.render.vertices+=3;s.info.render.faces++;g(C.opacity);k(C.blending);da=N.positionScreen.x;
+ga=N.positionScreen.y;ka=A.positionScreen.x;ta=A.positionScreen.y;Aa=P.positionScreen.x;Ba=P.positionScreen.y;var Q=da,W=ga,S=ka,U=ta,aa=Aa,Ka=Ba;H.beginPath();H.moveTo(Q,W);H.lineTo(S,U);H.lineTo(aa,Ka);H.closePath();if((C instanceof b.MeshLambertMaterial||C instanceof b.MeshPhongMaterial)&&null===C.map){Ca.copy(C.color);wa.copy(C.emissive);C.vertexColors===b.FaceColors&&Ca.multiply(L.color);pa.copy(Ra);ua.copy(N.positionWorld).add(A.positionWorld).add(P.positionWorld).divideScalar(3);N=ua;A=L.normalModel;
+P=pa;L=0;for(Q=x.length;L<Q;L++)W=x[L],Ea.copy(W.color),W instanceof b.DirectionalLight?(S=va.setFromMatrixPosition(W.matrixWorld).normalize(),U=A.dot(S),0>=U||(U*=W.intensity,P.add(Ea.multiplyScalar(U)))):W instanceof b.PointLight&&(S=va.setFromMatrixPosition(W.matrixWorld),U=A.dot(va.subVectors(S,N).normalize()),0>=U||(U*=0==W.distance?1:1-Math.min(N.distanceTo(S)/W.distance,1),0!=U&&(U*=W.intensity,P.add(Ea.multiplyScalar(U)))));pa.multiply(Ca).add(wa);!0===C.wireframe?c(pa,C.wireframeLinewidth,
+C.wireframeLinecap,C.wireframeLinejoin):d(pa)}else C instanceof b.MeshBasicMaterial||C instanceof b.MeshLambertMaterial||C instanceof b.MeshPhongMaterial?null!==C.map?C.map.mapping===b.UVMapping&&(Z=L.uvs,f(da,ga,ka,ta,Aa,Ba,Z[0].x,Z[0].y,Z[1].x,Z[1].y,Z[2].x,Z[2].y,C.map)):null!==C.envMap?C.envMap.mapping===b.SphericalReflectionMapping&&(na.copy(L.vertexNormalsModel[0]).applyMatrix3(ya),Ga=.5*na.x+.5,qa=.5*na.y+.5,na.copy(L.vertexNormalsModel[1]).applyMatrix3(ya),ca=.5*na.x+.5,ea=.5*na.y+.5,na.copy(L.vertexNormalsModel[2]).applyMatrix3(ya),
+Ha=.5*na.x+.5,ia=.5*na.y+.5,f(da,ga,ka,ta,Aa,Ba,Ga,qa,ca,ea,Ha,ia,C.envMap)):(pa.copy(C.color),C.vertexColors===b.FaceColors&&pa.multiply(L.color),!0===C.wireframe?c(pa,C.wireframeLinewidth,C.wireframeLinecap,C.wireframeLinejoin):d(pa)):(C instanceof b.MeshNormalMaterial?(na.copy(L.normalModel).applyMatrix3(ya),pa.setRGB(na.x,na.y,na.z).multiplyScalar(.5).addScalar(.5)):pa.setRGB(1,1,1),!0===C.wireframe?c(pa,C.wireframeLinewidth,C.wireframeLinecap,C.wireframeLinejoin):d(pa))}}ba.union(ma)}}H.setTransform(1,
+0,0,1,0,0)}}};b.TrackballControls=function(a,c){function d(a){!1!==m.enabled&&(window.removeEventListener("keydown",d),y=z,z===r.NONE)&&(a.keyCode!==m.keys[r.ROTATE]||m.noRotate?a.keyCode!==m.keys[r.ZOOM]||m.noZoom?a.keyCode!==m.keys[r.PAN]||m.noPan||(z=r.PAN):z=r.ZOOM:z=r.ROTATE)}function e(a){!1!==m.enabled&&(z=y,window.addEventListener("keydown",d,!1))}function f(a){!1!==m.enabled&&(a.preventDefault(),a.stopPropagation(),z===r.NONE&&(z=a.button),z!==r.ROTATE||m.noRotate?z!==r.ZOOM||m.noZoom?z!==
+r.PAN||m.noPan||(M.copy(C(a.pageX,a.pageY)),R.copy(M)):(B.copy(C(a.pageX,a.pageY)),I.copy(B)):(E.copy(Q(a.pageX,a.pageY)),t.copy(E)),document.addEventListener("mousemove",h,!1),document.addEventListener("mouseup",g,!1),m.dispatchEvent(H))}function h(a){!1!==m.enabled&&(a.preventDefault(),a.stopPropagation(),z!==r.ROTATE||m.noRotate?z!==r.ZOOM||m.noZoom?z!==r.PAN||m.noPan||R.copy(C(a.pageX,a.pageY)):I.copy(C(a.pageX,a.pageY)):(t.copy(E),E.copy(Q(a.pageX,a.pageY))))}function g(a){!1!==m.enabled&&(a.preventDefault(),
+a.stopPropagation(),z=r.NONE,document.removeEventListener("mousemove",h),document.removeEventListener("mouseup",g),m.dispatchEvent(S))}function k(a){if(!1!==m.enabled){a.preventDefault();a.stopPropagation();var b=0;a.wheelDelta?b=a.wheelDelta/40:a.detail&&(b=-a.detail/3);B.y+=.01*b;m.dispatchEvent(H);m.dispatchEvent(S)}}function q(a){if(!1!==m.enabled){switch(a.touches.length){case 1:z=r.TOUCH_ROTATE;E.copy(Q(a.touches[0].pageX,a.touches[0].pageY));t.copy(E);break;default:z=r.TOUCH_ZOOM_PAN;var b=
+a.touches[0].pageX-a.touches[1].pageX,c=a.touches[0].pageY-a.touches[1].pageY;O=F=Math.sqrt(b*b+c*c);M.copy(C((a.touches[0].pageX+a.touches[1].pageX)/2,(a.touches[0].pageY+a.touches[1].pageY)/2));R.copy(M)}m.dispatchEvent(H)}}function w(a){if(!1!==m.enabled)switch(a.preventDefault(),a.stopPropagation(),a.touches.length){case 1:t.copy(E);E.copy(Q(a.touches[0].pageX,a.touches[0].pageY));break;default:var b=a.touches[0].pageX-a.touches[1].pageX,c=a.touches[0].pageY-a.touches[1].pageY;O=Math.sqrt(b*b+
+c*c);R.copy(C((a.touches[0].pageX+a.touches[1].pageX)/2,(a.touches[0].pageY+a.touches[1].pageY)/2))}}function p(a){if(!1!==m.enabled){switch(a.touches.length){case 0:z=r.NONE;break;case 1:z=r.TOUCH_ROTATE,E.copy(Q(a.touches[0].pageX,a.touches[0].pageY)),t.copy(E)}m.dispatchEvent(S)}}function n(a){a.preventDefault()}var m=this,r={NONE:-1,ROTATE:0,ZOOM:1,PAN:2,TOUCH_ROTATE:3,TOUCH_ZOOM_PAN:4};this.object=a;this.domElement=void 0!==c?c:document;this.enabled=!0;this.screen={left:0,top:0,width:0,height:0};
+this.rotateSpeed=1;this.zoomSpeed=1.2;this.panSpeed=.3;this.staticMoving=this.noPan=this.noZoom=this.noRotate=!1;this.dynamicDampingFactor=.2;this.minDistance=0;this.maxDistance=Infinity;this.keys=[65,83,68];this.target=new b.Vector3;var s=new b.Vector3,z=r.NONE,y=r.NONE,x=new b.Vector3,t=new b.Vector2,E=new b.Vector2,u=new b.Vector3,J=0,B=new b.Vector2,I=new b.Vector2,F=0,O=0,M=new b.Vector2,R=new b.Vector2;this.target0=this.target.clone();this.position0=this.object.position.clone();this.up0=this.object.up.clone();
+var D={type:"change"},H={type:"start"},S={type:"end"};this.handleResize=function(){if(this.domElement===document)this.screen.left=0,this.screen.top=0,this.screen.width=window.innerWidth,this.screen.height=window.innerHeight;else{var a=this.domElement.getBoundingClientRect(),b=this.domElement.ownerDocument.documentElement;this.screen.left=a.left+window.pageXOffset-b.clientLeft;this.screen.top=a.top+window.pageYOffset-b.clientTop;this.screen.width=a.width;this.screen.height=a.height}};this.handleEvent=
+function(a){if("function"==typeof this[a.type])this[a.type](a)};var C=function(){var a=new b.Vector2;return function(b,c){a.set((b-m.screen.left)/m.screen.width,(c-m.screen.top)/m.screen.height);return a}}(),Q=function(){var a=new b.Vector2;return function(b,c){a.set((b-.5*m.screen.width-m.screen.left)/(.5*m.screen.width),(m.screen.height+2*(m.screen.top-c))/m.screen.width);return a}}();this.rotateCamera=function(){var a=new b.Vector3,c=new b.Quaternion,d=new b.Vector3,e=new b.Vector3,f=new b.Vector3,
+h=new b.Vector3,g;return function(){h.set(E.x-t.x,E.y-t.y,0);(g=h.length())?(x.copy(m.object.position).sub(m.target),d.copy(x).normalize(),e.copy(m.object.up).normalize(),f.crossVectors(e,d).normalize(),e.setLength(E.y-t.y),f.setLength(E.x-t.x),h.copy(e.add(f)),a.crossVectors(h,x).normalize(),g*=m.rotateSpeed,c.setFromAxisAngle(a,g),x.applyQuaternion(c),m.object.up.applyQuaternion(c),u.copy(a),J=g):!m.staticMoving&&J&&(J*=Math.sqrt(1-m.dynamicDampingFactor),x.copy(m.object.position).sub(m.target),
+c.setFromAxisAngle(u,J),x.applyQuaternion(c),m.object.up.applyQuaternion(c));t.copy(E)}}();this.zoomCamera=function(){var a;z===r.TOUCH_ZOOM_PAN?(a=F/O,F=O,x.multiplyScalar(a)):(a=1+(I.y-B.y)*m.zoomSpeed,1!==a&&0<a&&(x.multiplyScalar(a),m.staticMoving?B.copy(I):B.y+=(I.y-B.y)*this.dynamicDampingFactor))};this.panCamera=function(){var a=new b.Vector2,c=new b.Vector3,d=new b.Vector3;return function(){a.copy(R).sub(M);a.lengthSq()&&(a.multiplyScalar(x.length()*m.panSpeed),d.copy(x).cross(m.object.up).setLength(a.x),
+d.add(c.copy(m.object.up).setLength(a.y)),m.object.position.add(d),m.target.add(d),m.staticMoving?M.copy(R):M.add(a.subVectors(R,M).multiplyScalar(m.dynamicDampingFactor)))}}();this.checkDistances=function(){m.noZoom&&m.noPan||(x.lengthSq()>m.maxDistance*m.maxDistance&&(m.object.position.addVectors(m.target,x.setLength(m.maxDistance)),B.copy(I)),x.lengthSq()<m.minDistance*m.minDistance&&(m.object.position.addVectors(m.target,x.setLength(m.minDistance)),B.copy(I)))};this.update=function(){x.subVectors(m.object.position,
+m.target);m.noRotate||m.rotateCamera();m.noZoom||m.zoomCamera();m.noPan||m.panCamera();m.object.position.addVectors(m.target,x);m.checkDistances();m.object.lookAt(m.target);1E-6<s.distanceToSquared(m.object.position)&&(m.dispatchEvent(D),s.copy(m.object.position))};this.reset=function(){y=z=r.NONE;m.target.copy(m.target0);m.object.position.copy(m.position0);m.object.up.copy(m.up0);x.subVectors(m.object.position,m.target);m.object.lookAt(m.target);m.dispatchEvent(D);s.copy(m.object.position)};this.dispose=
+function(){this.domElement.removeEventListener("contextmenu",n,!1);this.domElement.removeEventListener("mousedown",f,!1);this.domElement.removeEventListener("mousewheel",k,!1);this.domElement.removeEventListener("MozMousePixelScroll",k,!1);this.domElement.removeEventListener("touchstart",q,!1);this.domElement.removeEventListener("touchend",p,!1);this.domElement.removeEventListener("touchmove",w,!1);document.removeEventListener("mousemove",h,!1);document.removeEventListener("mouseup",g,!1);window.removeEventListener("keydown",
+d,!1);window.removeEventListener("keyup",e,!1)};this.domElement.addEventListener("contextmenu",n,!1);this.domElement.addEventListener("mousedown",f,!1);this.domElement.addEventListener("mousewheel",k,!1);this.domElement.addEventListener("MozMousePixelScroll",k,!1);this.domElement.addEventListener("touchstart",q,!1);this.domElement.addEventListener("touchend",p,!1);this.domElement.addEventListener("touchmove",w,!1);window.addEventListener("keydown",d,!1);window.addEventListener("keyup",e,!1);this.handleResize();
+this.update()};b.TrackballControls.prototype=Object.create(b.EventDispatcher.prototype);b.TrackballControls.prototype.constructor=b.TrackballControls;b.SphereGeometry=function(a,c,d,e,f,h,g){b.Geometry.call(this);this.type="SphereGeometry";this.parameters={radius:a,widthSegments:c,heightSegments:d,phiStart:e,phiLength:f,thetaStart:h,thetaLength:g};this.fromBufferGeometry(new b.SphereBufferGeometry(a,c,d,e,f,h,g))};b.SphereGeometry.prototype=Object.create(b.Geometry.prototype);b.SphereGeometry.prototype.constructor=
+b.SphereGeometry;b.SphereBufferGeometry=function(a,c,d,e,f,h,g){b.BufferGeometry.call(this);this.type="SphereBufferGeometry";this.parameters={radius:a,widthSegments:c,heightSegments:d,phiStart:e,phiLength:f,thetaStart:h,thetaLength:g};a=a||50;c=Math.max(3,Math.floor(c)||8);d=Math.max(2,Math.floor(d)||6);e=void 0!==e?e:0;f=void 0!==f?f:2*Math.PI;h=void 0!==h?h:0;g=void 0!==g?g:Math.PI;for(var k=h+g,q=(c+1)*(d+1),w=new b.BufferAttribute(new Float32Array(3*q),3),p=new b.BufferAttribute(new Float32Array(3*
+q),3),q=new b.BufferAttribute(new Float32Array(2*q),2),n=0,m=[],r=new b.Vector3,s=0;s<=d;s++){for(var z=[],y=s/d,x=0;x<=c;x++){var t=x/c,E=-a*Math.cos(e+t*f)*Math.sin(h+y*g),u=a*Math.cos(h+y*g),J=a*Math.sin(e+t*f)*Math.sin(h+y*g);r.set(E,u,J).normalize();w.setXYZ(n,E,u,J);p.setXYZ(n,r.x,r.y,r.z);q.setXY(n,t,1-y);z.push(n);n++}m.push(z)}e=[];for(s=0;s<d;s++)for(x=0;x<c;x++)f=m[s][x+1],g=m[s][x],n=m[s+1][x],r=m[s+1][x+1],(0!==s||0<h)&&e.push(f,g,r),(s!==d-1||k<Math.PI)&&e.push(g,n,r);this.setIndex(new (65535<
+w.count?b.Uint32Attribute:b.Uint16Attribute)(e,1));this.addAttribute("position",w);this.addAttribute("normal",p);this.addAttribute("uv",q);this.boundingSphere=new b.Sphere(new b.Vector3,a)};b.SphereBufferGeometry.prototype=Object.create(b.BufferGeometry.prototype);b.SphereBufferGeometry.prototype.constructor=b.SphereBufferGeometry;b.CylinderGeometry=function(a,c,d,e,f,g,k,q){b.Geometry.call(this);this.type="CylinderGeometry";this.parameters={radiusTop:a,radiusBottom:c,height:d,radialSegments:e,heightSegments:f,
+openEnded:g,thetaStart:k,thetaLength:q};this.fromBufferGeometry(new b.CylinderBufferGeometry(a,c,d,e,f,g,k,q));this.mergeVertices()};b.CylinderGeometry.prototype=Object.create(b.Geometry.prototype);b.CylinderGeometry.prototype.constructor=b.CylinderGeometry;b.CylinderBufferGeometry=function(a,c,d,e,f,g,k,q){function y(d){var f,g,h;h=new b.Vector2;var n=new b.Vector3,p=0,t=!0===d?a:c,D=!0===d?1:-1;g=X;for(f=1;f<=e;f++)r.setXYZ(X,0,E*D,0),s.setXYZ(X,0,D,0),!0===d?(h.x=f/e,h.y=0):(h.x=(f-1)/e,h.y=1),
+z.setXY(X,h.x,h.y),X++;h=X;for(f=0;f<=e;f++){var G=f/e;n.x=t*Math.sin(G*q+k);n.y=E*D;n.z=t*Math.cos(G*q+k);r.setXYZ(X,n.x,n.y,n.z);s.setXYZ(X,0,D,0);z.setXY(X,G,!0===d?1:0);X++}for(f=0;f<e;f++)n=g+f,t=h+f,!0===d?(m.setX(x,t),x++,m.setX(x,t+1)):(m.setX(x,t+1),x++,m.setX(x,t)),x++,m.setX(x,n),x++,p+=3;w.addGroup(u,p,!0===d?1:2);u+=p}b.BufferGeometry.call(this);this.type="CylinderBufferGeometry";this.parameters={radiusTop:a,radiusBottom:c,height:d,radialSegments:e,heightSegments:f,openEnded:g,thetaStart:k,
+thetaLength:q};var w=this;a=void 0!==a?a:20;c=void 0!==c?c:20;d=void 0!==d?d:100;e=Math.floor(e)||8;f=Math.floor(f)||1;g=void 0!==g?g:!1;k=void 0!==k?k:0;q=void 0!==q?q:2*Math.PI;var p=function(){var a=(e+1)*(f+1);!1===g&&(a+=2*(e+1)+2*e);return a}(),n=function(){var a=e*f*6;!1===g&&(a+=6*e);return a}(),m=new b.BufferAttribute(new (65535<n?Uint32Array:Uint16Array)(n),1),r=new b.BufferAttribute(new Float32Array(3*p),3),s=new b.BufferAttribute(new Float32Array(3*p),3),z=new b.BufferAttribute(new Float32Array(2*
+p),2),X=0,x=0,t=[],E=d/2,u=0;(function(){var g,h,n=new b.Vector3,p=new b.Vector3,y=0,G=(c-a)/d;for(h=0;h<=f;h++){var R=[],D=h/f,H=D*(c-a)+a;for(g=0;g<=e;g++){var S=g/e;p.x=H*Math.sin(S*q+k);p.y=-D*d+E;p.z=H*Math.cos(S*q+k);r.setXYZ(X,p.x,p.y,p.z);n.copy(p);if(0===a&&0===h||0===c&&h===f)n.x=Math.sin(S*q+k),n.z=Math.cos(S*q+k);n.setY(Math.sqrt(n.x*n.x+n.z*n.z)*G).normalize();s.setXYZ(X,n.x,n.y,n.z);z.setXY(X,S,1-D);R.push(X);X++}t.push(R)}for(g=0;g<e;g++)for(h=0;h<f;h++)n=t[h+1][g],p=t[h+1][g+1],G=
+t[h][g+1],m.setX(x,t[h][g]),x++,m.setX(x,n),x++,m.setX(x,G),x++,m.setX(x,n),x++,m.setX(x,p),x++,m.setX(x,G),x++,y+=6;w.addGroup(u,y,0);u+=y})();!1===g&&(0<a&&y(!0),0<c&&y(!1));this.setIndex(m);this.addAttribute("position",r);this.addAttribute("normal",s);this.addAttribute("uv",z)};b.CylinderBufferGeometry.prototype=Object.create(b.BufferGeometry.prototype);b.CylinderBufferGeometry.prototype.constructor=b.CylinderBufferGeometry;b.ArrowHelper=function(){var a=new b.Geometry;a.vertices.push(new b.Vector3(0,
+0,0),new b.Vector3(0,1,0));var c=new b.CylinderGeometry(0,.5,1,5,1);c.translate(0,-.5,0);return function(d,e,f,g,k,q){b.Object3D.call(this);void 0===g&&(g=16776960);void 0===f&&(f=1);void 0===k&&(k=.2*f);void 0===q&&(q=.2*k);this.position.copy(e);this.line=new b.Line(a,new b.LineBasicMaterial({color:g}));this.line.matrixAutoUpdate=!1;this.add(this.line);this.cone=new b.Mesh(c,new b.MeshBasicMaterial({color:g}));this.cone.matrixAutoUpdate=!1;this.add(this.cone);this.setDirection(d);this.setLength(f,
+k,q)}}();b.ArrowHelper.prototype=Object.create(b.Object3D.prototype);b.ArrowHelper.prototype.constructor=b.ArrowHelper;b.ArrowHelper.prototype.setDirection=function(){var a=new b.Vector3,c;return function(b){.99999<b.y?this.quaternion.set(0,0,0,1):-.99999>b.y?this.quaternion.set(1,0,0,0):(a.set(b.z,0,-b.x).normalize(),c=Math.acos(b.y),this.quaternion.setFromAxisAngle(a,c))}}();b.ArrowHelper.prototype.setLength=function(a,b,d){void 0===b&&(b=.2*a);void 0===d&&(d=.2*b);this.line.scale.set(1,Math.max(0,
+a-b),1);this.line.updateMatrix();this.cone.scale.set(d,b,d);this.cone.position.y=a;this.cone.updateMatrix()};b.ArrowHelper.prototype.setColor=function(a){this.line.material.color.set(a);this.cone.material.color.set(a)};g.THREE=b})},function(ga,$,Y){(function(q){(function(g,k){k($)})(this,function(g){var k={Linear:{None:function(a){return a}},Quadratic:{In:function(a){return a*a},Out:function(a){return a*(2-a)},InOut:function(a){return 1>(a*=2)?.5*a*a:-.5*(--a*(a-2)-1)}},Cubic:{In:function(a){return a*
+a*a},Out:function(a){return--a*a*a+1},InOut:function(a){return 1>(a*=2)?.5*a*a*a:.5*((a-=2)*a*a+2)}},Quartic:{In:function(a){return a*a*a*a},Out:function(a){return 1- --a*a*a*a},InOut:function(a){return 1>(a*=2)?.5*a*a*a*a:-.5*((a-=2)*a*a*a-2)}},Quintic:{In:function(a){return a*a*a*a*a},Out:function(a){return--a*a*a*a*a+1},InOut:function(a){return 1>(a*=2)?.5*a*a*a*a*a:.5*((a-=2)*a*a*a*a+2)}},Sinusoidal:{In:function(a){return 1-Math.cos(a*Math.PI/2)},Out:function(a){return Math.sin(a*Math.PI/2)},
+InOut:function(a){return.5*(1-Math.cos(Math.PI*a))}},Exponential:{In:function(a){return 0===a?0:Math.pow(1024,a-1)},Out:function(a){return 1===a?1:1-Math.pow(2,-10*a)},InOut:function(a){return 0===a?0:1===a?1:1>(a*=2)?.5*Math.pow(1024,a-1):.5*(-Math.pow(2,-10*(a-1))+2)}},Circular:{In:function(a){return 1-Math.sqrt(1-a*a)},Out:function(a){return Math.sqrt(1- --a*a)},InOut:function(a){return 1>(a*=2)?-.5*(Math.sqrt(1-a*a)-1):.5*(Math.sqrt(1-(a-=2)*a)+1)}},Elastic:{In:function(a){return 0===a?0:1===
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+self.performance.now.bind(self.performance):void 0!==Date.now?Date.now:function(){return(new Date).getTime()},b=function(){function a(){this._tweens={};this._tweensAddedDuringUpdate={}}a.prototype.getAll=function(){var a=this;return Object.keys(this._tweens).map(function(b){return a._tweens[b]})};a.prototype.removeAll=function(){this._tweens={}};a.prototype.add=function(a){this._tweens[a.getId()]=a;this._tweensAddedDuringUpdate[a.getId()]=a};a.prototype.remove=function(a){delete this._tweens[a.getId()];
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+b[1],e):1<c?g(b[d],b[d-1],d-e):g(b[f],b[f+1>d?d:f+1],e-f)},Bezier:function(b,c){for(var d=0,e=b.length-1,f=Math.pow,g=a.Utils.Bernstein,h=0;h<=e;h++)d+=f(1-c,e-h)*f(c,h)*b[h]*g(e,h);return d},CatmullRom:function(b,c){var d=b.length-1,e=d*c,f=Math.floor(e),g=a.Utils.CatmullRom;return b[0]===b[d]?(0>c&&(f=Math.floor(e=d*(1+c))),g(b[(f-1+d)%d],b[f],b[(f+1)%d],b[(f+2)%d],e-f)):0>c?b[0]-(g(b[0],b[0],b[1],b[1],-e)-b[0]):1<c?b[d]-(g(b[d],b[d],b[d-1],b[d-1],e-d)-b[d]):g(b[f?f-1:0],b[f],b[d<f+1?d:f+1],b[d<
+f+2?d:f+2],e-f)},Utils:{Linear:function(a,b,c){return(b-a)*c+a},Bernstein:function(b,c){var d=a.Utils.Factorial;return d(b)/d(c)/d(b-c)},Factorial:function(){var a=[1];return function(b){var c=1;if(a[b])return a[b];for(var d=b;1<d;d--)c*=d;return a[b]=c}}(),CatmullRom:function(a,b,c,d,e){a=.5*(c-a);d=.5*(d-b);var f=e*e;return(2*b-2*c+a+d)*e*f+(-3*b+3*c-2*a-d)*f+a*e+b}}},c=function(){function a(){}a.nextId=function(){return a._nextId++};a._nextId=0;return a}(),d=new b,e=function(){function b(e,f){void 0===
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+b.prototype.isPlaying=function(){return this._isPlaying};b.prototype.isPaused=function(){return this._isPaused};b.prototype.to=function(a,b){this._valuesEnd=Object.create(a);void 0!==b&&(this._duration=b);return this};b.prototype.duration=function(a){this._duration=a;return this};b.prototype.start=function(a){if(this._isPlaying)return this;this._group&&this._group.add(this);this._repeat=this._initialRepeat;if(this._reversed){this._reversed=!1;for(var b in this._valuesStartRepeat)this._swapEndStartRepeatValues(b),
+this._valuesStart[b]=this._valuesStartRepeat[b]}this._isPlaying=!0;this._isChainStopped=this._onStartCallbackFired=this._isPaused=!1;this._startTime=void 0!==a?"string"===typeof a?y()+parseFloat(a):a:y();this._startTime+=this._delayTime;this._setupProperties(this._object,this._valuesStart,this._valuesEnd,this._valuesStartRepeat);return this};b.prototype._setupProperties=function(a,b,c,d){for(var e in c){var f=a[e],g=Array.isArray(f),h=g?"array":typeof f,k=!g&&Array.isArray(c[e]);if("undefined"!==
+h&&"function"!==h){if(k){var l=c[e];if(0===l.length)continue;l=l.map(this._handleRelativeValue.bind(this,f));c[e]=[f].concat(l)}if("object"!==h&&!g||!f||k)"undefined"===typeof b[e]&&(b[e]=f),g||(b[e]*=1),d[e]=k?c[e].slice().reverse():b[e]||0;else{b[e]=g?[]:{};for(var n in f)b[e][n]=f[n];d[e]=g?[]:{};this._setupProperties(f,b[e],c[e],d[e])}}}};b.prototype.stop=function(){this._isChainStopped||(this._isChainStopped=!0,this.stopChainedTweens());if(!this._isPlaying)return this;this._group&&this._group.remove(this);
+this._isPaused=this._isPlaying=!1;this._onStopCallback&&this._onStopCallback(this._object);return this};b.prototype.end=function(){this._goToEnd=!0;this.update(Infinity);return this};b.prototype.pause=function(a){void 0===a&&(a=y());if(this._isPaused||!this._isPlaying)return this;this._isPaused=!0;this._pauseStart=a;this._group&&this._group.remove(this);return this};b.prototype.resume=function(a){void 0===a&&(a=y());if(!this._isPaused||!this._isPlaying)return this;this._isPaused=!1;this._startTime+=
+a-this._pauseStart;this._pauseStart=0;this._group&&this._group.add(this);return this};b.prototype.stopChainedTweens=function(){for(var a=0,b=this._chainedTweens.length;a<b;a++)this._chainedTweens[a].stop();return this};b.prototype.group=function(a){this._group=a;return this};b.prototype.delay=function(a){this._delayTime=a;return this};b.prototype.repeat=function(a){this._repeat=this._initialRepeat=a;return this};b.prototype.repeatDelay=function(a){this._repeatDelayTime=a;return this};b.prototype.yoyo=
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