(function(global,factory){typeof exports==='object'&&typeof module!=='undefined'?factory(exports):typeof define==='function'&&define.amd?define(['exports'],factory):(factory((global.THREE=global.THREE||{})));}(this,(function(exports){'use strict';if(Number.EPSILON===undefined){Number.EPSILON=Math.pow(2,-52);} if(Number.isInteger===undefined){Number.isInteger=function(value){return typeof value==='number'&&isFinite(value)&&Math.floor(value)===value;};} if(Math.sign===undefined){Math.sign=function(x){return(x<0)?-1:(x>0)?1:+x;};} if('name'in Function.prototype===false){Object.defineProperty(Function.prototype,'name',{get:function(){return this.toString().match(/^\s*function\s*([^\(\s]*)/)[1];}});} if(Object.assign===undefined){(function(){Object.assign=function(target){'use strict';if(target===undefined||target===null){throw new TypeError('Cannot convert undefined or null to object');} var output=Object(target);for(var index=1;index>4;uuid+=chars[(i===19)?(r&0x3)|0x8:r];}} return uuid;};}(),clamp:function(value,min,max){return Math.max(min,Math.min(max,value));},euclideanModulo:function(n,m){return((n%m)+m)%m;},mapLinear:function(x,a1,a2,b1,b2){return b1+(x-a1)*(b2-b1)/(a2-a1);},lerp:function(x,y,t){return(1-t)*x+t*y;},smoothstep:function(x,min,max){if(x<=min)return 0;if(x>=max)return 1;x=(x-min)/(max-min);return x*x*(3-2*x);},smootherstep:function(x,min,max){if(x<=min)return 0;if(x>=max)return 1;x=(x-min)/(max-min);return x*x*x*(x*(x*6-15)+10);},randInt:function(low,high){return low+Math.floor(Math.random()*(high-low+1));},randFloat:function(low,high){return low+Math.random()*(high-low);},randFloatSpread:function(range){return range*(0.5-Math.random());},degToRad:function(degrees){return degrees*_Math.DEG2RAD;},radToDeg:function(radians){return radians*_Math.RAD2DEG;},isPowerOfTwo:function(value){return(value&(value-1))===0&&value!==0;},ceilPowerOfTwo:function(value){return Math.pow(2,Math.ceil(Math.log(value)/Math.LN2));},floorPowerOfTwo:function(value){return Math.pow(2,Math.floor(Math.log(value)/Math.LN2));}};function Vector2(x,y){this.x=x||0;this.y=y||0;} Object.defineProperties(Vector2.prototype,{"width":{get:function(){return this.x;},set:function(value){this.x=value;}},"height":{get:function(){return this.y;},set:function(value){this.y=value;}}});Object.assign(Vector2.prototype,{isVector2:true,set:function(x,y){this.x=x;this.y=y;return this;},setScalar:function(scalar){this.x=scalar;this.y=scalar;return this;},setX:function(x){this.x=x;return this;},setY:function(y){this.y=y;return this;},setComponent:function(index,value){switch(index){case 0:this.x=value;break;case 1:this.y=value;break;default:throw new Error('index is out of range: '+index);} return this;},getComponent:function(index){switch(index){case 0:return this.x;case 1:return this.y;default:throw new Error('index is out of range: '+index);}},clone:function(){return new this.constructor(this.x,this.y);},copy:function(v){this.x=v.x;this.y=v.y;return this;},add:function(v,w){if(w!==undefined){console.warn('THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead.');return this.addVectors(v,w);} this.x+=v.x;this.y+=v.y;return this;},addScalar:function(s){this.x+=s;this.y+=s;return this;},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this;},addScaledVector:function(v,s){this.x+=v.x*s;this.y+=v.y*s;return this;},sub:function(v,w){if(w!==undefined){console.warn('THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.');return this.subVectors(v,w);} this.x-=v.x;this.y-=v.y;return this;},subScalar:function(s){this.x-=s;this.y-=s;return this;},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this;},multiply:function(v){this.x*=v.x;this.y*=v.y;return this;},multiplyScalar:function(scalar){this.x*=scalar;this.y*=scalar;return this;},divide:function(v){this.x/=v.x;this.y/=v.y;return this;},divideScalar:function(scalar){return this.multiplyScalar(1/scalar);},applyMatrix3:function(m){var x=this.x,y=this.y;var e=m.elements;this.x=e[0]*x+e[3]*y+e[6];this.y=e[1]*x+e[4]*y+e[7];return this;},min:function(v){this.x=Math.min(this.x,v.x);this.y=Math.min(this.y,v.y);return this;},max:function(v){this.x=Math.max(this.x,v.x);this.y=Math.max(this.y,v.y);return this;},clamp:function(min,max){this.x=Math.max(min.x,Math.min(max.x,this.x));this.y=Math.max(min.y,Math.min(max.y,this.y));return this;},clampScalar:function(){var min=new Vector2();var max=new Vector2();return function clampScalar(minVal,maxVal){min.set(minVal,minVal);max.set(maxVal,maxVal);return this.clamp(min,max);};}(),clampLength:function(min,max){var length=this.length();return this.divideScalar(length||1).multiplyScalar(Math.max(min,Math.min(max,length)));},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=(this.x<0)?Math.ceil(this.x):Math.floor(this.x);this.y=(this.y<0)?Math.ceil(this.y):Math.floor(this.y);return this;},negate:function(){this.x=-this.x;this.y=-this.y;return this;},dot:function(v){return this.x*v.x+this.y*v.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);},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y);},normalize:function(){return this.divideScalar(this.length()||1);},angle:function(){var angle=Math.atan2(this.y,this.x);if(angle<0)angle+=2*Math.PI;return angle;},distanceTo:function(v){return Math.sqrt(this.distanceToSquared(v));},distanceToSquared:function(v){var dx=this.x-v.x,dy=this.y-v.y;return dx*dx+dy*dy;},manhattanDistanceTo:function(v){return Math.abs(this.x-v.x)+Math.abs(this.y-v.y);},setLength:function(length){return this.normalize().multiplyScalar(length);},lerp:function(v,alpha){this.x+=(v.x-this.x)*alpha;this.y+=(v.y-this.y)*alpha;return this;},lerpVectors:function(v1,v2,alpha){return this.subVectors(v2,v1).multiplyScalar(alpha).add(v1);},equals:function(v){return((v.x===this.x)&&(v.y===this.y));},fromArray:function(array,offset){if(offset===undefined)offset=0;this.x=array[offset];this.y=array[offset+1];return this;},toArray:function(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this.x;array[offset+1]=this.y;return array;},fromBufferAttribute:function(attribute,index,offset){if(offset!==undefined){console.warn('THREE.Vector2: offset has been removed from .fromBufferAttribute().');} this.x=attribute.getX(index);this.y=attribute.getY(index);return this;},rotateAround:function(center,angle){var c=Math.cos(angle),s=Math.sin(angle);var x=this.x-center.x;var y=this.y-center.y;this.x=x*c-y*s+center.x;this.y=x*s+y*c+center.y;return this;}});function Matrix4(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1];if(arguments.length>0){console.error('THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.');}} Object.assign(Matrix4.prototype,{isMatrix4:true,set:function(n11,n12,n13,n14,n21,n22,n23,n24,n31,n32,n33,n34,n41,n42,n43,n44){var te=this.elements;te[0]=n11;te[4]=n12;te[8]=n13;te[12]=n14;te[1]=n21;te[5]=n22;te[9]=n23;te[13]=n24;te[2]=n31;te[6]=n32;te[10]=n33;te[14]=n34;te[3]=n41;te[7]=n42;te[11]=n43;te[15]=n44;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 Matrix4().fromArray(this.elements);},copy:function(m){var te=this.elements;var me=m.elements;te[0]=me[0];te[1]=me[1];te[2]=me[2];te[3]=me[3];te[4]=me[4];te[5]=me[5];te[6]=me[6];te[7]=me[7];te[8]=me[8];te[9]=me[9];te[10]=me[10];te[11]=me[11];te[12]=me[12];te[13]=me[13];te[14]=me[14];te[15]=me[15];return this;},copyPosition:function(m){var te=this.elements,me=m.elements;te[12]=me[12];te[13]=me[13];te[14]=me[14];return this;},extractBasis:function(xAxis,yAxis,zAxis){xAxis.setFromMatrixColumn(this,0);yAxis.setFromMatrixColumn(this,1);zAxis.setFromMatrixColumn(this,2);return this;},makeBasis:function(xAxis,yAxis,zAxis){this.set(xAxis.x,yAxis.x,zAxis.x,0,xAxis.y,yAxis.y,zAxis.y,0,xAxis.z,yAxis.z,zAxis.z,0,0,0,0,1);return this;},extractRotation:function(){var v1=new Vector3();return function extractRotation(m){var te=this.elements;var me=m.elements;var scaleX=1/v1.setFromMatrixColumn(m,0).length();var scaleY=1/v1.setFromMatrixColumn(m,1).length();var scaleZ=1/v1.setFromMatrixColumn(m,2).length();te[0]=me[0]*scaleX;te[1]=me[1]*scaleX;te[2]=me[2]*scaleX;te[4]=me[4]*scaleY;te[5]=me[5]*scaleY;te[6]=me[6]*scaleY;te[8]=me[8]*scaleZ;te[9]=me[9]*scaleZ;te[10]=me[10]*scaleZ;return this;};}(),makeRotationFromEuler:function(euler){if(!(euler&&euler.isEuler)){console.error('THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.');} var te=this.elements;var x=euler.x,y=euler.y,z=euler.z;var a=Math.cos(x),b=Math.sin(x);var c=Math.cos(y),d=Math.sin(y);var e=Math.cos(z),f=Math.sin(z);if(euler.order==='XYZ'){var ae=a*e,af=a*f,be=b*e,bf=b*f;te[0]=c*e;te[4]=-c*f;te[8]=d;te[1]=af+be*d;te[5]=ae-bf*d;te[9]=-b*c;te[2]=bf-ae*d;te[6]=be+af*d;te[10]=a*c;}else if(euler.order==='YXZ'){var ce=c*e,cf=c*f,de=d*e,df=d*f;te[0]=ce+df*b;te[4]=de*b-cf;te[8]=a*d;te[1]=a*f;te[5]=a*e;te[9]=-b;te[2]=cf*b-de;te[6]=df+ce*b;te[10]=a*c;}else if(euler.order==='ZXY'){var ce=c*e,cf=c*f,de=d*e,df=d*f;te[0]=ce-df*b;te[4]=-a*f;te[8]=de+cf*b;te[1]=cf+de*b;te[5]=a*e;te[9]=df-ce*b;te[2]=-a*d;te[6]=b;te[10]=a*c;}else if(euler.order==='ZYX'){var ae=a*e,af=a*f,be=b*e,bf=b*f;te[0]=c*e;te[4]=be*d-af;te[8]=ae*d+bf;te[1]=c*f;te[5]=bf*d+ae;te[9]=af*d-be;te[2]=-d;te[6]=b*c;te[10]=a*c;}else if(euler.order==='YZX'){var ac=a*c,ad=a*d,bc=b*c,bd=b*d;te[0]=c*e;te[4]=bd-ac*f;te[8]=bc*f+ad;te[1]=f;te[5]=a*e;te[9]=-b*e;te[2]=-d*e;te[6]=ad*f+bc;te[10]=ac-bd*f;}else if(euler.order==='XZY'){var ac=a*c,ad=a*d,bc=b*c,bd=b*d;te[0]=c*e;te[4]=-f;te[8]=d*e;te[1]=ac*f+bd;te[5]=a*e;te[9]=ad*f-bc;te[2]=bc*f-ad;te[6]=b*e;te[10]=bd*f+ac;} te[3]=0;te[7]=0;te[11]=0;te[12]=0;te[13]=0;te[14]=0;te[15]=1;return this;},makeRotationFromQuaternion:function(q){var te=this.elements;var x=q._x,y=q._y,z=q._z,w=q._w;var x2=x+x,y2=y+y,z2=z+z;var xx=x*x2,xy=x*y2,xz=x*z2;var yy=y*y2,yz=y*z2,zz=z*z2;var wx=w*x2,wy=w*y2,wz=w*z2;te[0]=1-(yy+zz);te[4]=xy-wz;te[8]=xz+wy;te[1]=xy+wz;te[5]=1-(xx+zz);te[9]=yz-wx;te[2]=xz-wy;te[6]=yz+wx;te[10]=1-(xx+yy);te[3]=0;te[7]=0;te[11]=0;te[12]=0;te[13]=0;te[14]=0;te[15]=1;return this;},lookAt:function(){var x=new Vector3();var y=new Vector3();var z=new Vector3();return function lookAt(eye,target,up){var te=this.elements;z.subVectors(eye,target);if(z.lengthSq()===0){z.z=1;} z.normalize();x.crossVectors(up,z);if(x.lengthSq()===0){if(Math.abs(up.z)===1){z.x+=0.0001;}else{z.z+=0.0001;} z.normalize();x.crossVectors(up,z);} x.normalize();y.crossVectors(z,x);te[0]=x.x;te[4]=y.x;te[8]=z.x;te[1]=x.y;te[5]=y.y;te[9]=z.y;te[2]=x.z;te[6]=y.z;te[10]=z.z;return this;};}(),multiply:function(m,n){if(n!==undefined){console.warn('THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead.');return this.multiplyMatrices(m,n);} return this.multiplyMatrices(this,m);},premultiply:function(m){return this.multiplyMatrices(m,this);},multiplyMatrices:function(a,b){var ae=a.elements;var be=b.elements;var te=this.elements;var a11=ae[0],a12=ae[4],a13=ae[8],a14=ae[12];var a21=ae[1],a22=ae[5],a23=ae[9],a24=ae[13];var a31=ae[2],a32=ae[6],a33=ae[10],a34=ae[14];var a41=ae[3],a42=ae[7],a43=ae[11],a44=ae[15];var b11=be[0],b12=be[4],b13=be[8],b14=be[12];var b21=be[1],b22=be[5],b23=be[9],b24=be[13];var b31=be[2],b32=be[6],b33=be[10],b34=be[14];var b41=be[3],b42=be[7],b43=be[11],b44=be[15];te[0]=a11*b11+a12*b21+a13*b31+a14*b41;te[4]=a11*b12+a12*b22+a13*b32+a14*b42;te[8]=a11*b13+a12*b23+a13*b33+a14*b43;te[12]=a11*b14+a12*b24+a13*b34+a14*b44;te[1]=a21*b11+a22*b21+a23*b31+a24*b41;te[5]=a21*b12+a22*b22+a23*b32+a24*b42;te[9]=a21*b13+a22*b23+a23*b33+a24*b43;te[13]=a21*b14+a22*b24+a23*b34+a24*b44;te[2]=a31*b11+a32*b21+a33*b31+a34*b41;te[6]=a31*b12+a32*b22+a33*b32+a34*b42;te[10]=a31*b13+a32*b23+a33*b33+a34*b43;te[14]=a31*b14+a32*b24+a33*b34+a34*b44;te[3]=a41*b11+a42*b21+a43*b31+a44*b41;te[7]=a41*b12+a42*b22+a43*b32+a44*b42;te[11]=a41*b13+a42*b23+a43*b33+a44*b43;te[15]=a41*b14+a42*b24+a43*b34+a44*b44;return this;},multiplyScalar:function(s){var te=this.elements;te[0]*=s;te[4]*=s;te[8]*=s;te[12]*=s;te[1]*=s;te[5]*=s;te[9]*=s;te[13]*=s;te[2]*=s;te[6]*=s;te[10]*=s;te[14]*=s;te[3]*=s;te[7]*=s;te[11]*=s;te[15]*=s;return this;},applyToBufferAttribute:function(){var v1=new Vector3();return function applyToBufferAttribute(attribute){for(var i=0,l=attribute.count;i=0?1:-1),sqrSin=1-cos*cos;if(sqrSin>Number.EPSILON){var sin=Math.sqrt(sqrSin),len=Math.atan2(sin,cos*dir);s=Math.sin(s*len)/sin;t=Math.sin(t*len)/sin;} var tDir=t*dir;x0=x0*s+x1*tDir;y0=y0*s+y1*tDir;z0=z0*s+z1*tDir;w0=w0*s+w1*tDir;if(s===1-t){var f=1/Math.sqrt(x0*x0+y0*y0+z0*z0+w0*w0);x0*=f;y0*=f;z0*=f;w0*=f;}} dst[dstOffset]=x0;dst[dstOffset+1]=y0;dst[dstOffset+2]=z0;dst[dstOffset+3]=w0;}});Object.defineProperties(Quaternion.prototype,{x:{get:function(){return this._x;},set:function(value){this._x=value;this.onChangeCallback();}},y:{get:function(){return this._y;},set:function(value){this._y=value;this.onChangeCallback();}},z:{get:function(){return this._z;},set:function(value){this._z=value;this.onChangeCallback();}},w:{get:function(){return this._w;},set:function(value){this._w=value;this.onChangeCallback();}}});Object.assign(Quaternion.prototype,{set:function(x,y,z,w){this._x=x;this._y=y;this._z=z;this._w=w;this.onChangeCallback();return this;},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w);},copy:function(quaternion){this._x=quaternion.x;this._y=quaternion.y;this._z=quaternion.z;this._w=quaternion.w;this.onChangeCallback();return this;},setFromEuler:function(euler,update){if(!(euler&&euler.isEuler)){throw new Error('THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.');} var x=euler._x,y=euler._y,z=euler._z,order=euler.order;var cos=Math.cos;var sin=Math.sin;var c1=cos(x/2);var c2=cos(y/2);var c3=cos(z/2);var s1=sin(x/2);var s2=sin(y/2);var s3=sin(z/2);if(order==='XYZ'){this._x=s1*c2*c3+c1*s2*s3;this._y=c1*s2*c3-s1*c2*s3;this._z=c1*c2*s3+s1*s2*c3;this._w=c1*c2*c3-s1*s2*s3;}else if(order==='YXZ'){this._x=s1*c2*c3+c1*s2*s3;this._y=c1*s2*c3-s1*c2*s3;this._z=c1*c2*s3-s1*s2*c3;this._w=c1*c2*c3+s1*s2*s3;}else if(order==='ZXY'){this._x=s1*c2*c3-c1*s2*s3;this._y=c1*s2*c3+s1*c2*s3;this._z=c1*c2*s3+s1*s2*c3;this._w=c1*c2*c3-s1*s2*s3;}else if(order==='ZYX'){this._x=s1*c2*c3-c1*s2*s3;this._y=c1*s2*c3+s1*c2*s3;this._z=c1*c2*s3-s1*s2*c3;this._w=c1*c2*c3+s1*s2*s3;}else if(order==='YZX'){this._x=s1*c2*c3+c1*s2*s3;this._y=c1*s2*c3+s1*c2*s3;this._z=c1*c2*s3-s1*s2*c3;this._w=c1*c2*c3-s1*s2*s3;}else if(order==='XZY'){this._x=s1*c2*c3-c1*s2*s3;this._y=c1*s2*c3-s1*c2*s3;this._z=c1*c2*s3+s1*s2*c3;this._w=c1*c2*c3+s1*s2*s3;} if(update!==false)this.onChangeCallback();return this;},setFromAxisAngle:function(axis,angle){var halfAngle=angle/2,s=Math.sin(halfAngle);this._x=axis.x*s;this._y=axis.y*s;this._z=axis.z*s;this._w=Math.cos(halfAngle);this.onChangeCallback();return this;},setFromRotationMatrix:function(m){var te=m.elements,m11=te[0],m12=te[4],m13=te[8],m21=te[1],m22=te[5],m23=te[9],m31=te[2],m32=te[6],m33=te[10],trace=m11+m22+m33,s;if(trace>0){s=0.5/Math.sqrt(trace+1.0);this._w=0.25/s;this._x=(m32-m23)*s;this._y=(m13-m31)*s;this._z=(m21-m12)*s;}else if(m11>m22&&m11>m33){s=2.0*Math.sqrt(1.0+m11-m22-m33);this._w=(m32-m23)/s;this._x=0.25*s;this._y=(m12+m21)/s;this._z=(m13+m31)/s;}else if(m22>m33){s=2.0*Math.sqrt(1.0+m22-m11-m33);this._w=(m13-m31)/s;this._x=(m12+m21)/s;this._y=0.25*s;this._z=(m23+m32)/s;}else{s=2.0*Math.sqrt(1.0+m33-m11-m22);this._w=(m21-m12)/s;this._x=(m13+m31)/s;this._y=(m23+m32)/s;this._z=0.25*s;} this.onChangeCallback();return this;},setFromUnitVectors:function(){var v1=new Vector3();var r;var EPS=0.000001;return function setFromUnitVectors(vFrom,vTo){if(v1===undefined)v1=new Vector3();r=vFrom.dot(vTo)+1;if(rMath.abs(vFrom.z)){v1.set(-vFrom.y,vFrom.x,0);}else{v1.set(0,-vFrom.z,vFrom.y);}}else{v1.crossVectors(vFrom,vTo);} this._x=v1.x;this._y=v1.y;this._z=v1.z;this._w=r;return this.normalize();};}(),inverse:function(){return this.conjugate().normalize();},conjugate:function(){this._x*=-1;this._y*=-1;this._z*=-1;this.onChangeCallback();return this;},dot:function(v){return this._x*v._x+this._y*v._y+this._z*v._z+this._w*v._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 l=this.length();if(l===0){this._x=0;this._y=0;this._z=0;this._w=1;}else{l=1/l;this._x=this._x*l;this._y=this._y*l;this._z=this._z*l;this._w=this._w*l;} this.onChangeCallback();return this;},multiply:function(q,p){if(p!==undefined){console.warn('THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead.');return this.multiplyQuaternions(q,p);} return this.multiplyQuaternions(this,q);},premultiply:function(q){return this.multiplyQuaternions(q,this);},multiplyQuaternions:function(a,b){var qax=a._x,qay=a._y,qaz=a._z,qaw=a._w;var qbx=b._x,qby=b._y,qbz=b._z,qbw=b._w;this._x=qax*qbw+qaw*qbx+qay*qbz-qaz*qby;this._y=qay*qbw+qaw*qby+qaz*qbx-qax*qbz;this._z=qaz*qbw+qaw*qbz+qax*qby-qay*qbx;this._w=qaw*qbw-qax*qbx-qay*qby-qaz*qbz;this.onChangeCallback();return this;},slerp:function(qb,t){if(t===0)return this;if(t===1)return this.copy(qb);var x=this._x,y=this._y,z=this._z,w=this._w;var cosHalfTheta=w*qb._w+x*qb._x+y*qb._y+z*qb._z;if(cosHalfTheta<0){this._w=-qb._w;this._x=-qb._x;this._y=-qb._y;this._z=-qb._z;cosHalfTheta=-cosHalfTheta;}else{this.copy(qb);} if(cosHalfTheta>=1.0){this._w=w;this._x=x;this._y=y;this._z=z;return this;} var sinHalfTheta=Math.sqrt(1.0-cosHalfTheta*cosHalfTheta);if(Math.abs(sinHalfTheta)<0.001){this._w=0.5*(w+this._w);this._x=0.5*(x+this._x);this._y=0.5*(y+this._y);this._z=0.5*(z+this._z);return this;} var halfTheta=Math.atan2(sinHalfTheta,cosHalfTheta);var ratioA=Math.sin((1-t)*halfTheta)/sinHalfTheta,ratioB=Math.sin(t*halfTheta)/sinHalfTheta;this._w=(w*ratioA+this._w*ratioB);this._x=(x*ratioA+this._x*ratioB);this._y=(y*ratioA+this._y*ratioB);this._z=(z*ratioA+this._z*ratioB);this.onChangeCallback();return this;},equals:function(quaternion){return(quaternion._x===this._x)&&(quaternion._y===this._y)&&(quaternion._z===this._z)&&(quaternion._w===this._w);},fromArray:function(array,offset){if(offset===undefined)offset=0;this._x=array[offset];this._y=array[offset+1];this._z=array[offset+2];this._w=array[offset+3];this.onChangeCallback();return this;},toArray:function(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this._x;array[offset+1]=this._y;array[offset+2]=this._z;array[offset+3]=this._w;return array;},onChange:function(callback){this.onChangeCallback=callback;return this;},onChangeCallback:function(){}});function Vector3(x,y,z){this.x=x||0;this.y=y||0;this.z=z||0;} Object.assign(Vector3.prototype,{isVector3:true,set:function(x,y,z){this.x=x;this.y=y;this.z=z;return this;},setScalar:function(scalar){this.x=scalar;this.y=scalar;this.z=scalar;return this;},setX:function(x){this.x=x;return this;},setY:function(y){this.y=y;return this;},setZ:function(z){this.z=z;return this;},setComponent:function(index,value){switch(index){case 0:this.x=value;break;case 1:this.y=value;break;case 2:this.z=value;break;default:throw new Error('index is out of range: '+index);} return this;},getComponent:function(index){switch(index){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error('index is out of range: '+index);}},clone:function(){return new this.constructor(this.x,this.y,this.z);},copy:function(v){this.x=v.x;this.y=v.y;this.z=v.z;return this;},add:function(v,w){if(w!==undefined){console.warn('THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead.');return this.addVectors(v,w);} this.x+=v.x;this.y+=v.y;this.z+=v.z;return this;},addScalar:function(s){this.x+=s;this.y+=s;this.z+=s;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(v,s){this.x+=v.x*s;this.y+=v.y*s;this.z+=v.z*s;return this;},sub:function(v,w){if(w!==undefined){console.warn('THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.');return this.subVectors(v,w);} this.x-=v.x;this.y-=v.y;this.z-=v.z;return this;},subScalar:function(s){this.x-=s;this.y-=s;this.z-=s;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(v,w){if(w!==undefined){console.warn('THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead.');return this.multiplyVectors(v,w);} this.x*=v.x;this.y*=v.y;this.z*=v.z;return this;},multiplyScalar:function(scalar){this.x*=scalar;this.y*=scalar;this.z*=scalar;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 quaternion=new Quaternion();return function applyEuler(euler){if(!(euler&&euler.isEuler)){console.error('THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.');} return this.applyQuaternion(quaternion.setFromEuler(euler));};}(),applyAxisAngle:function(){var quaternion=new Quaternion();return function applyAxisAngle(axis,angle){return this.applyQuaternion(quaternion.setFromAxisAngle(axis,angle));};}(),applyMatrix3:function(m){var x=this.x,y=this.y,z=this.z;var e=m.elements;this.x=e[0]*x+e[3]*y+e[6]*z;this.y=e[1]*x+e[4]*y+e[7]*z;this.z=e[2]*x+e[5]*y+e[8]*z;return this;},applyMatrix4:function(m){var x=this.x,y=this.y,z=this.z;var e=m.elements;var w=1/(e[3]*x+e[7]*y+e[11]*z+e[15]);this.x=(e[0]*x+e[4]*y+e[8]*z+e[12])*w;this.y=(e[1]*x+e[5]*y+e[9]*z+e[13])*w;this.z=(e[2]*x+e[6]*y+e[10]*z+e[14])*w;return this;},applyQuaternion:function(q){var x=this.x,y=this.y,z=this.z;var qx=q.x,qy=q.y,qz=q.z,qw=q.w;var ix=qw*x+qy*z-qz*y;var iy=qw*y+qz*x-qx*z;var iz=qw*z+qx*y-qy*x;var iw=-qx*x-qy*y-qz*z;this.x=ix*qw+iw*-qx+iy*-qz-iz*-qy;this.y=iy*qw+iw*-qy+iz*-qx-ix*-qz;this.z=iz*qw+iw*-qz+ix*-qy-iy*-qx;return this;},project:function(){var matrix=new Matrix4();return function project(camera){matrix.multiplyMatrices(camera.projectionMatrix,matrix.getInverse(camera.matrixWorld));return this.applyMatrix4(matrix);};}(),unproject:function(){var matrix=new Matrix4();return function unproject(camera){matrix.multiplyMatrices(camera.matrixWorld,matrix.getInverse(camera.projectionMatrix));return this.applyMatrix4(matrix);};}(),transformDirection:function(m){var x=this.x,y=this.y,z=this.z;var e=m.elements;this.x=e[0]*x+e[4]*y+e[8]*z;this.y=e[1]*x+e[5]*y+e[9]*z;this.z=e[2]*x+e[6]*y+e[10]*z;return this.normalize();},divide:function(v){this.x/=v.x;this.y/=v.y;this.z/=v.z;return this;},divideScalar:function(scalar){return this.multiplyScalar(1/scalar);},min:function(v){this.x=Math.min(this.x,v.x);this.y=Math.min(this.y,v.y);this.z=Math.min(this.z,v.z);return this;},max:function(v){this.x=Math.max(this.x,v.x);this.y=Math.max(this.y,v.y);this.z=Math.max(this.z,v.z);return this;},clamp:function(min,max){this.x=Math.max(min.x,Math.min(max.x,this.x));this.y=Math.max(min.y,Math.min(max.y,this.y));this.z=Math.max(min.z,Math.min(max.z,this.z));return this;},clampScalar:function(){var min=new Vector3();var max=new Vector3();return function clampScalar(minVal,maxVal){min.set(minVal,minVal,minVal);max.set(maxVal,maxVal,maxVal);return this.clamp(min,max);};}(),clampLength:function(min,max){var length=this.length();return this.divideScalar(length||1).multiplyScalar(Math.max(min,Math.min(max,length)));},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=(this.x<0)?Math.ceil(this.x):Math.floor(this.x);this.y=(this.y<0)?Math.ceil(this.y):Math.floor(this.y);this.z=(this.z<0)?Math.ceil(this.z):Math.floor(this.z);return this;},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z;return this;},dot:function(v){return this.x*v.x+this.y*v.y+this.z*v.z;},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z;},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z);},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z);},normalize:function(){return this.divideScalar(this.length()||1);},setLength:function(length){return this.normalize().multiplyScalar(length);},lerp:function(v,alpha){this.x+=(v.x-this.x)*alpha;this.y+=(v.y-this.y)*alpha;this.z+=(v.z-this.z)*alpha;return this;},lerpVectors:function(v1,v2,alpha){return this.subVectors(v2,v1).multiplyScalar(alpha).add(v1);},cross:function(v,w){if(w!==undefined){console.warn('THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead.');return this.crossVectors(v,w);} return this.crossVectors(this,v);},crossVectors:function(a,b){var ax=a.x,ay=a.y,az=a.z;var bx=b.x,by=b.y,bz=b.z;this.x=ay*bz-az*by;this.y=az*bx-ax*bz;this.z=ax*by-ay*bx;return this;},projectOnVector:function(vector){var scalar=vector.dot(this)/vector.lengthSq();return this.copy(vector).multiplyScalar(scalar);},projectOnPlane:function(){var v1=new Vector3();return function projectOnPlane(planeNormal){v1.copy(this).projectOnVector(planeNormal);return this.sub(v1);};}(),reflect:function(){var v1=new Vector3();return function reflect(normal){return this.sub(v1.copy(normal).multiplyScalar(2*this.dot(normal)));};}(),angleTo:function(v){var theta=this.dot(v)/(Math.sqrt(this.lengthSq()*v.lengthSq()));return Math.acos(_Math.clamp(theta,-1,1));},distanceTo:function(v){return Math.sqrt(this.distanceToSquared(v));},distanceToSquared:function(v){var dx=this.x-v.x,dy=this.y-v.y,dz=this.z-v.z;return dx*dx+dy*dy+dz*dz;},manhattanDistanceTo:function(v){return Math.abs(this.x-v.x)+Math.abs(this.y-v.y)+Math.abs(this.z-v.z);},setFromSpherical:function(s){var sinPhiRadius=Math.sin(s.phi)*s.radius;this.x=sinPhiRadius*Math.sin(s.theta);this.y=Math.cos(s.phi)*s.radius;this.z=sinPhiRadius*Math.cos(s.theta);return this;},setFromCylindrical:function(c){this.x=c.radius*Math.sin(c.theta);this.y=c.y;this.z=c.radius*Math.cos(c.theta);return this;},setFromMatrixPosition:function(m){var e=m.elements;this.x=e[12];this.y=e[13];this.z=e[14];return this;},setFromMatrixScale:function(m){var sx=this.setFromMatrixColumn(m,0).length();var sy=this.setFromMatrixColumn(m,1).length();var sz=this.setFromMatrixColumn(m,2).length();this.x=sx;this.y=sy;this.z=sz;return this;},setFromMatrixColumn:function(m,index){return this.fromArray(m.elements,index*4);},equals:function(v){return((v.x===this.x)&&(v.y===this.y)&&(v.z===this.z));},fromArray:function(array,offset){if(offset===undefined)offset=0;this.x=array[offset];this.y=array[offset+1];this.z=array[offset+2];return this;},toArray:function(array,offset){if(array===undefined)array=[];if(offset===undefined)offset=0;array[offset]=this.x;array[offset+1]=this.y;array[offset+2]=this.z;return array;},fromBufferAttribute:function(attribute,index,offset){if(offset!==undefined){console.warn('THREE.Vector3: offset has been removed from .fromBufferAttribute().');} this.x=attribute.getX(index);this.y=attribute.getY(index);this.z=attribute.getZ(index);return this;}});function Matrix3(){this.elements=[1,0,0,0,1,0,0,0,1];if(arguments.length>0){console.error('THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.');}} Object.assign(Matrix3.prototype,{isMatrix3:true,set:function(n11,n12,n13,n21,n22,n23,n31,n32,n33){var te=this.elements;te[0]=n11;te[1]=n21;te[2]=n31;te[3]=n12;te[4]=n22;te[5]=n32;te[6]=n13;te[7]=n23;te[8]=n33;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(m){var te=this.elements;var me=m.elements;te[0]=me[0];te[1]=me[1];te[2]=me[2];te[3]=me[3];te[4]=me[4];te[5]=me[5];te[6]=me[6];te[7]=me[7];te[8]=me[8];return this;},setFromMatrix4:function(m){var me=m.elements;this.set(me[0],me[4],me[8],me[1],me[5],me[9],me[2],me[6],me[10]);return this;},applyToBufferAttribute:function(){var v1=new Vector3();return function applyToBufferAttribute(attribute){for(var i=0,l=attribute.count;i2048||canvas.height>2048){return canvas.toDataURL('image/jpeg',0.6);}else{return canvas.toDataURL('image/png');}} var output={metadata:{version:4.5,type:'Texture',generator:'Texture.toJSON'},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY};if(this.image!==undefined){var image=this.image;if(image.uuid===undefined){image.uuid=_Math.generateUUID();} if(!isRootObject&&meta.images[image.uuid]===undefined){meta.images[image.uuid]={uuid:image.uuid,url:getDataURL(image)};} output.image=image.uuid;} if(!isRootObject){meta.textures[this.uuid]=output;} return output;},dispose:function(){this.dispatchEvent({type:'dispose'});},transformUv:function(uv){if(this.mapping!==UVMapping)return;uv.applyMatrix3(this.matrix);if(uv.x<0||uv.x>1){switch(this.wrapS){case RepeatWrapping:uv.x=uv.x-Math.floor(uv.x);break;case ClampToEdgeWrapping:uv.x=uv.x<0?0:1;break;case MirroredRepeatWrapping:if(Math.abs(Math.floor(uv.x)%2)===1){uv.x=Math.ceil(uv.x)-uv.x;}else{uv.x=uv.x-Math.floor(uv.x);} break;}} if(uv.y<0||uv.y>1){switch(this.wrapT){case RepeatWrapping:uv.y=uv.y-Math.floor(uv.y);break;case ClampToEdgeWrapping:uv.y=uv.y<0?0:1;break;case MirroredRepeatWrapping:if(Math.abs(Math.floor(uv.y)%2)===1){uv.y=Math.ceil(uv.y)-uv.y;}else{uv.y=uv.y-Math.floor(uv.y);} break;}} if(this.flipY){uv.y=1-uv.y;}}});function Vector4(x,y,z,w){this.x=x||0;this.y=y||0;this.z=z||0;this.w=(w!==undefined)?w:1;} Object.assign(Vector4.prototype,{isVector4:true,set:function(x,y,z,w){this.x=x;this.y=y;this.z=z;this.w=w;return this;},setScalar:function(scalar){this.x=scalar;this.y=scalar;this.z=scalar;this.w=scalar;return this;},setX:function(x){this.x=x;return this;},setY:function(y){this.y=y;return this;},setZ:function(z){this.z=z;return this;},setW:function(w){this.w=w;return this;},setComponent:function(index,value){switch(index){case 0:this.x=value;break;case 1:this.y=value;break;case 2:this.z=value;break;case 3:this.w=value;break;default:throw new Error('index is out of range: '+index);} return this;},getComponent:function(index){switch(index){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error('index is out of range: '+index);}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w);},copy:function(v){this.x=v.x;this.y=v.y;this.z=v.z;this.w=(v.w!==undefined)?v.w:1;return this;},add:function(v,w){if(w!==undefined){console.warn('THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead.');return this.addVectors(v,w);} this.x+=v.x;this.y+=v.y;this.z+=v.z;this.w+=v.w;return this;},addScalar:function(s){this.x+=s;this.y+=s;this.z+=s;this.w+=s;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(v,s){this.x+=v.x*s;this.y+=v.y*s;this.z+=v.z*s;this.w+=v.w*s;return this;},sub:function(v,w){if(w!==undefined){console.warn('THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.');return this.subVectors(v,w);} this.x-=v.x;this.y-=v.y;this.z-=v.z;this.w-=v.w;return this;},subScalar:function(s){this.x-=s;this.y-=s;this.z-=s;this.w-=s;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(scalar){this.x*=scalar;this.y*=scalar;this.z*=scalar;this.w*=scalar;return this;},applyMatrix4:function(m){var x=this.x,y=this.y,z=this.z,w=this.w;var e=m.elements;this.x=e[0]*x+e[4]*y+e[8]*z+e[12]*w;this.y=e[1]*x+e[5]*y+e[9]*z+e[13]*w;this.z=e[2]*x+e[6]*y+e[10]*z+e[14]*w;this.w=e[3]*x+e[7]*y+e[11]*z+e[15]*w;return this;},divideScalar:function(scalar){return this.multiplyScalar(1/scalar);},setAxisAngleFromQuaternion:function(q){this.w=2*Math.acos(q.w);var s=Math.sqrt(1-q.w*q.w);if(s<0.0001){this.x=1;this.y=0;this.z=0;}else{this.x=q.x/s;this.y=q.y/s;this.z=q.z/s;} return this;},setAxisAngleFromRotationMatrix:function(m){var angle,x,y,z,epsilon=0.01,epsilon2=0.1,te=m.elements,m11=te[0],m12=te[4],m13=te[8],m21=te[1],m22=te[5],m23=te[9],m31=te[2],m32=te[6],m33=te[10];if((Math.abs(m12-m21)yy)&&(xx>zz)){if(xxzz){if(yy0)return array;var n=nBlocks*blockSize,r=arrayCacheF32[n];if(r===undefined){r=new Float32Array(n);arrayCacheF32[n]=r;} if(nBlocks!==0){firstElem.toArray(r,0);for(var i=1,offset=0;i!==nBlocks;++i){offset+=blockSize;array[i].toArray(r,offset);}} return r;} function allocTexUnits(renderer,n){var r=arrayCacheI32[n];if(r===undefined){r=new Int32Array(n);arrayCacheI32[n]=r;} for(var i=0;i!==n;++i) r[i]=renderer.allocTextureUnit();return r;} function setValue1f(gl,v){gl.uniform1f(this.addr,v);} function setValue1i(gl,v){gl.uniform1i(this.addr,v);} function setValue2fv(gl,v){if(v.x===undefined){gl.uniform2fv(this.addr,v);}else{gl.uniform2f(this.addr,v.x,v.y);}} function setValue3fv(gl,v){if(v.x!==undefined){gl.uniform3f(this.addr,v.x,v.y,v.z);}else if(v.r!==undefined){gl.uniform3f(this.addr,v.r,v.g,v.b);}else{gl.uniform3fv(this.addr,v);}} function setValue4fv(gl,v){if(v.x===undefined){gl.uniform4fv(this.addr,v);}else{gl.uniform4f(this.addr,v.x,v.y,v.z,v.w);}} function setValue2fm(gl,v){gl.uniformMatrix2fv(this.addr,false,v.elements||v);} function setValue3fm(gl,v){if(v.elements===undefined){gl.uniformMatrix3fv(this.addr,false,v);}else{mat3array.set(v.elements);gl.uniformMatrix3fv(this.addr,false,mat3array);}} function setValue4fm(gl,v){if(v.elements===undefined){gl.uniformMatrix4fv(this.addr,false,v);}else{mat4array.set(v.elements);gl.uniformMatrix4fv(this.addr,false,mat4array);}} function setValueT1(gl,v,renderer){var unit=renderer.allocTextureUnit();gl.uniform1i(this.addr,unit);renderer.setTexture2D(v||emptyTexture,unit);} function setValueT6(gl,v,renderer){var unit=renderer.allocTextureUnit();gl.uniform1i(this.addr,unit);renderer.setTextureCube(v||emptyCubeTexture,unit);} function setValue2iv(gl,v){gl.uniform2iv(this.addr,v);} function setValue3iv(gl,v){gl.uniform3iv(this.addr,v);} function setValue4iv(gl,v){gl.uniform4iv(this.addr,v);} function getSingularSetter(type){switch(type){case 0x1406:return setValue1f;case 0x8b50:return setValue2fv;case 0x8b51:return setValue3fv;case 0x8b52:return setValue4fv;case 0x8b5a:return setValue2fm;case 0x8b5b:return setValue3fm;case 0x8b5c:return setValue4fm;case 0x8b5e:case 0x8d66:return setValueT1;case 0x8b60:return setValueT6;case 0x1404:case 0x8b56:return setValue1i;case 0x8b53:case 0x8b57:return setValue2iv;case 0x8b54:case 0x8b58:return setValue3iv;case 0x8b55:case 0x8b59:return setValue4iv;}} function setValue1fv(gl,v){gl.uniform1fv(this.addr,v);} function setValue1iv(gl,v){gl.uniform1iv(this.addr,v);} function setValueV2a(gl,v){gl.uniform2fv(this.addr,flatten(v,this.size,2));} function setValueV3a(gl,v){gl.uniform3fv(this.addr,flatten(v,this.size,3));} function setValueV4a(gl,v){gl.uniform4fv(this.addr,flatten(v,this.size,4));} function setValueM2a(gl,v){gl.uniformMatrix2fv(this.addr,false,flatten(v,this.size,4));} function setValueM3a(gl,v){gl.uniformMatrix3fv(this.addr,false,flatten(v,this.size,9));} function setValueM4a(gl,v){gl.uniformMatrix4fv(this.addr,false,flatten(v,this.size,16));} function setValueT1a(gl,v,renderer){var n=v.length,units=allocTexUnits(renderer,n);gl.uniform1iv(this.addr,units);for(var i=0;i!==n;++i){renderer.setTexture2D(v[i]||emptyTexture,units[i]);}} function setValueT6a(gl,v,renderer){var n=v.length,units=allocTexUnits(renderer,n);gl.uniform1iv(this.addr,units);for(var i=0;i!==n;++i){renderer.setTextureCube(v[i]||emptyCubeTexture,units[i]);}} function getPureArraySetter(type){switch(type){case 0x1406:return setValue1fv;case 0x8b50:return setValueV2a;case 0x8b51:return setValueV3a;case 0x8b52:return setValueV4a;case 0x8b5a:return setValueM2a;case 0x8b5b:return setValueM3a;case 0x8b5c:return setValueM4a;case 0x8b5e:return setValueT1a;case 0x8b60:return setValueT6a;case 0x1404:case 0x8b56:return setValue1iv;case 0x8b53:case 0x8b57:return setValue2iv;case 0x8b54:case 0x8b58:return setValue3iv;case 0x8b55:case 0x8b59:return setValue4iv;}} function SingleUniform(id,activeInfo,addr){this.id=id;this.addr=addr;this.setValue=getSingularSetter(activeInfo.type);} function PureArrayUniform(id,activeInfo,addr){this.id=id;this.addr=addr;this.size=activeInfo.size;this.setValue=getPureArraySetter(activeInfo.type);} function StructuredUniform(id){this.id=id;UniformContainer.call(this);} StructuredUniform.prototype.setValue=function(gl,value){var seq=this.seq;for(var i=0,n=seq.length;i!==n;++i){var u=seq[i];u.setValue(gl,value[u.id]);}};var RePathPart=/([\w\d_]+)(\])?(\[|\.)?/g;function addUniform(container,uniformObject){container.seq.push(uniformObject);container.map[uniformObject.id]=uniformObject;} function parseUniform(activeInfo,addr,container){var path=activeInfo.name,pathLength=path.length;RePathPart.lastIndex=0;for(;;){var match=RePathPart.exec(path),matchEnd=RePathPart.lastIndex,id=match[1],idIsIndex=match[2]===']',subscript=match[3];if(idIsIndex)id=id|0;if(subscript===undefined||subscript==='['&&matchEnd+2===pathLength){addUniform(container,subscript===undefined?new SingleUniform(id,activeInfo,addr):new PureArrayUniform(id,activeInfo,addr));break;}else{var map=container.map,next=map[id];if(next===undefined){next=new StructuredUniform(id);addUniform(container,next);} container=next;}}} function WebGLUniforms(gl,program,renderer){UniformContainer.call(this);this.renderer=renderer;var n=gl.getProgramParameter(program,gl.ACTIVE_UNIFORMS);for(var i=0;i>16&255)/255;this.g=(hex>>8&255)/255;this.b=(hex&255)/255;return this;},setRGB:function(r,g,b){this.r=r;this.g=g;this.b=b;return this;},setHSL:function(){function hue2rgb(p,q,t){if(t<0)t+=1;if(t>1)t-=1;if(t<1/6)return p+(q-p)*6*t;if(t<1/2)return q;if(t<2/3)return p+(q-p)*6*(2/3-t);return p;} return function setHSL(h,s,l){h=_Math.euclideanModulo(h,1);s=_Math.clamp(s,0,1);l=_Math.clamp(l,0,1);if(s===0){this.r=this.g=this.b=l;}else{var p=l<=0.5?l*(1+s):l+s-(l*s);var q=(2*l)-p;this.r=hue2rgb(q,p,h+1/3);this.g=hue2rgb(q,p,h);this.b=hue2rgb(q,p,h-1/3);} return this;};}(),setStyle:function(style){function handleAlpha(string){if(string===undefined)return;if(parseFloat(string)<1){console.warn('THREE.Color: Alpha component of '+style+' will be ignored.');}} var m;if(m=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(style)){var color;var name=m[1];var components=m[2];switch(name){case'rgb':case'rgba':if(color=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)){this.r=Math.min(255,parseInt(color[1],10))/255;this.g=Math.min(255,parseInt(color[2],10))/255;this.b=Math.min(255,parseInt(color[3],10))/255;handleAlpha(color[5]);return this;} if(color=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)){this.r=Math.min(100,parseInt(color[1],10))/100;this.g=Math.min(100,parseInt(color[2],10))/100;this.b=Math.min(100,parseInt(color[3],10))/100;handleAlpha(color[5]);return this;} break;case'hsl':case'hsla':if(color=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(components)){var h=parseFloat(color[1])/360;var s=parseInt(color[2],10)/100;var l=parseInt(color[3],10)/100;handleAlpha(color[5]);return this.setHSL(h,s,l);} break;}}else if(m=/^\#([A-Fa-f0-9]+)$/.exec(style)){var hex=m[1];var size=hex.length;if(size===3){this.r=parseInt(hex.charAt(0)+hex.charAt(0),16)/255;this.g=parseInt(hex.charAt(1)+hex.charAt(1),16)/255;this.b=parseInt(hex.charAt(2)+hex.charAt(2),16)/255;return this;}else if(size===6){this.r=parseInt(hex.charAt(0)+hex.charAt(1),16)/255;this.g=parseInt(hex.charAt(2)+hex.charAt(3),16)/255;this.b=parseInt(hex.charAt(4)+hex.charAt(5),16)/255;return this;}} if(style&&style.length>0){var hex=ColorKeywords[style];if(hex!==undefined){this.setHex(hex);}else{console.warn('THREE.Color: Unknown color '+style);}} return this;},clone:function(){return new this.constructor(this.r,this.g,this.b);},copy:function(color){this.r=color.r;this.g=color.g;this.b=color.b;return this;},copyGammaToLinear:function(color,gammaFactor){if(gammaFactor===undefined)gammaFactor=2.0;this.r=Math.pow(color.r,gammaFactor);this.g=Math.pow(color.g,gammaFactor);this.b=Math.pow(color.b,gammaFactor);return this;},copyLinearToGamma:function(color,gammaFactor){if(gammaFactor===undefined)gammaFactor=2.0;var safeInverse=(gammaFactor>0)?(1.0/gammaFactor):1.0;this.r=Math.pow(color.r,safeInverse);this.g=Math.pow(color.g,safeInverse);this.b=Math.pow(color.b,safeInverse);return this;},convertGammaToLinear:function(){var r=this.r,g=this.g,b=this.b;this.r=r*r;this.g=g*g;this.b=b*b;return this;},convertLinearToGamma:function(){this.r=Math.sqrt(this.r);this.g=Math.sqrt(this.g);this.b=Math.sqrt(this.b);return this;},getHex:function(){return(this.r*255)<<16^(this.g*255)<<8^(this.b*255)<<0;},getHexString:function(){return('000000'+this.getHex().toString(16)).slice(-6);},getHSL:function(optionalTarget){var hsl=optionalTarget||{h:0,s:0,l:0};var r=this.r,g=this.g,b=this.b;var max=Math.max(r,g,b);var min=Math.min(r,g,b);var hue,saturation;var lightness=(min+max)/2.0;if(min===max){hue=0;saturation=0;}else{var delta=max-min;saturation=lightness<=0.5?delta/(max+min):delta/(2-max-min);switch(max){case r:hue=(g-b)/delta+(gthis.max.x||point.ythis.max.y?false:true;},containsBox:function(box){return this.min.x<=box.min.x&&box.max.x<=this.max.x&&this.min.y<=box.min.y&&box.max.y<=this.max.y;},getParameter:function(point,optionalTarget){var result=optionalTarget||new Vector2();return result.set((point.x-this.min.x)/(this.max.x-this.min.x),(point.y-this.min.y)/(this.max.y-this.min.y));},intersectsBox:function(box){return box.max.xthis.max.x||box.max.ythis.max.y?false:true;},clampPoint:function(point,optionalTarget){var result=optionalTarget||new Vector2();return result.copy(point).clamp(this.min,this.max);},distanceToPoint:function(){var v1=new Vector2();return function distanceToPoint(point){var clampedPoint=v1.copy(point).clamp(this.min,this.max);return clampedPoint.sub(point).length();};}(),intersect:function(box){this.min.max(box.min);this.max.min(box.max);return this;},union:function(box){this.min.min(box.min);this.max.max(box.max);return this;},translate:function(offset){this.min.add(offset);this.max.add(offset);return this;},equals:function(box){return box.min.equals(this.min)&&box.max.equals(this.max);}});function WebGLFlareRenderer(renderer,gl,state,textures,capabilities){var vertexBuffer,elementBuffer;var shader,program,attributes,uniforms;var tempTexture,occlusionTexture;function init(){var vertices=new Float32Array([-1,-1,0,0,1,-1,1,0,1,1,1,1,-1,1,0,1]);var faces=new Uint16Array([0,1,2,0,2,3]);vertexBuffer=gl.createBuffer();elementBuffer=gl.createBuffer();gl.bindBuffer(gl.ARRAY_BUFFER,vertexBuffer);gl.bufferData(gl.ARRAY_BUFFER,vertices,gl.STATIC_DRAW);gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER,elementBuffer);gl.bufferData(gl.ELEMENT_ARRAY_BUFFER,faces,gl.STATIC_DRAW);tempTexture=gl.createTexture();occlusionTexture=gl.createTexture();state.bindTexture(gl.TEXTURE_2D,tempTexture);gl.texImage2D(gl.TEXTURE_2D,0,gl.RGB,16,16,0,gl.RGB,gl.UNSIGNED_BYTE,null);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_S,gl.CLAMP_TO_EDGE);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_T,gl.CLAMP_TO_EDGE);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MAG_FILTER,gl.NEAREST);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MIN_FILTER,gl.NEAREST);state.bindTexture(gl.TEXTURE_2D,occlusionTexture);gl.texImage2D(gl.TEXTURE_2D,0,gl.RGBA,16,16,0,gl.RGBA,gl.UNSIGNED_BYTE,null);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_S,gl.CLAMP_TO_EDGE);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_T,gl.CLAMP_TO_EDGE);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MAG_FILTER,gl.NEAREST);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MIN_FILTER,gl.NEAREST);shader={vertexShader:['uniform lowp int renderType;','uniform vec3 screenPosition;','uniform vec2 scale;','uniform float rotation;','uniform sampler2D occlusionMap;','attribute vec2 position;','attribute vec2 uv;','varying vec2 vUV;','varying float vVisibility;','void main() {',' vUV = uv;',' vec2 pos = position;',' if ( renderType == 2 ) {',' vec4 visibility = texture2D( occlusionMap, vec2( 0.1, 0.1 ) );',' visibility += texture2D( occlusionMap, vec2( 0.5, 0.1 ) );',' visibility += texture2D( occlusionMap, vec2( 0.9, 0.1 ) );',' visibility += texture2D( occlusionMap, vec2( 0.9, 0.5 ) );',' visibility += texture2D( occlusionMap, vec2( 0.9, 0.9 ) );',' visibility += texture2D( occlusionMap, vec2( 0.5, 0.9 ) );',' visibility += texture2D( occlusionMap, vec2( 0.1, 0.9 ) );',' visibility += texture2D( occlusionMap, vec2( 0.1, 0.5 ) );',' visibility += texture2D( occlusionMap, vec2( 0.5, 0.5 ) );',' vVisibility = visibility.r / 9.0;',' vVisibility *= 1.0 - visibility.g / 9.0;',' vVisibility *= visibility.b / 9.0;',' vVisibility *= 1.0 - visibility.a / 9.0;',' pos.x = cos( rotation ) * position.x - sin( rotation ) * position.y;',' pos.y = sin( rotation ) * position.x + cos( rotation ) * position.y;',' }',' gl_Position = vec4( ( pos * scale + screenPosition.xy ).xy, screenPosition.z, 1.0 );','}'].join('\n'),fragmentShader:['uniform lowp int renderType;','uniform sampler2D map;','uniform float opacity;','uniform vec3 color;','varying vec2 vUV;','varying float vVisibility;','void main() {',' if ( renderType == 0 ) {',' gl_FragColor = vec4( 1.0, 0.0, 1.0, 0.0 );',' } else if ( renderType == 1 ) {',' gl_FragColor = texture2D( map, vUV );',' } else {',' vec4 texture = texture2D( map, vUV );',' texture.a *= opacity * vVisibility;',' gl_FragColor = texture;',' gl_FragColor.rgb *= color;',' }','}'].join('\n')};program=createProgram(shader);attributes={vertex:gl.getAttribLocation(program,'position'),uv:gl.getAttribLocation(program,'uv')};uniforms={renderType:gl.getUniformLocation(program,'renderType'),map:gl.getUniformLocation(program,'map'),occlusionMap:gl.getUniformLocation(program,'occlusionMap'),opacity:gl.getUniformLocation(program,'opacity'),color:gl.getUniformLocation(program,'color'),scale:gl.getUniformLocation(program,'scale'),rotation:gl.getUniformLocation(program,'rotation'),screenPosition:gl.getUniformLocation(program,'screenPosition')};} this.render=function(flares,scene,camera,viewport){if(flares.length===0)return;var tempPosition=new Vector3();var invAspect=viewport.w/viewport.z,halfViewportWidth=viewport.z*0.5,halfViewportHeight=viewport.w*0.5;var size=16/viewport.w,scale=new Vector2(size*invAspect,size);var screenPosition=new Vector3(1,1,0),screenPositionPixels=new Vector2(1,1);var validArea=new Box2();validArea.min.set(viewport.x,viewport.y);validArea.max.set(viewport.x+(viewport.z-16),viewport.y+(viewport.w-16));if(program===undefined){init();} state.useProgram(program);state.initAttributes();state.enableAttribute(attributes.vertex);state.enableAttribute(attributes.uv);state.disableUnusedAttributes();gl.uniform1i(uniforms.occlusionMap,0);gl.uniform1i(uniforms.map,1);gl.bindBuffer(gl.ARRAY_BUFFER,vertexBuffer);gl.vertexAttribPointer(attributes.vertex,2,gl.FLOAT,false,2*8,0);gl.vertexAttribPointer(attributes.uv,2,gl.FLOAT,false,2*8,8);gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER,elementBuffer);state.disable(gl.CULL_FACE);state.buffers.depth.setMask(false);for(var i=0,l=flares.length;i0.001&&sprite.scale>0.001){screenPosition.x=sprite.x;screenPosition.y=sprite.y;screenPosition.z=sprite.z;size=sprite.size*sprite.scale/viewport.w;scale.x=size*invAspect;scale.y=size;gl.uniform3f(uniforms.screenPosition,screenPosition.x,screenPosition.y,screenPosition.z);gl.uniform2f(uniforms.scale,scale.x,scale.y);gl.uniform1f(uniforms.rotation,sprite.rotation);gl.uniform1f(uniforms.opacity,sprite.opacity);gl.uniform3f(uniforms.color,sprite.color.r,sprite.color.g,sprite.color.b);state.setBlending(sprite.blending,sprite.blendEquation,sprite.blendSrc,sprite.blendDst);textures.setTexture2D(sprite.texture,1);gl.drawElements(gl.TRIANGLES,6,gl.UNSIGNED_SHORT,0);}}}} state.enable(gl.CULL_FACE);state.enable(gl.DEPTH_TEST);state.buffers.depth.setMask(true);state.reset();};function createProgram(shader){var program=gl.createProgram();var fragmentShader=gl.createShader(gl.FRAGMENT_SHADER);var vertexShader=gl.createShader(gl.VERTEX_SHADER);var prefix='precision '+capabilities.precision+' float;\n';gl.shaderSource(fragmentShader,prefix+shader.fragmentShader);gl.shaderSource(vertexShader,prefix+shader.vertexShader);gl.compileShader(fragmentShader);gl.compileShader(vertexShader);gl.attachShader(program,fragmentShader);gl.attachShader(program,vertexShader);gl.linkProgram(program);return program;}} function CanvasTexture(canvas,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy){Texture.call(this,canvas,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy);this.needsUpdate=true;} CanvasTexture.prototype=Object.create(Texture.prototype);CanvasTexture.prototype.constructor=CanvasTexture;function WebGLSpriteRenderer(renderer,gl,state,textures,capabilities){var vertexBuffer,elementBuffer;var program,attributes,uniforms;var texture;var spritePosition=new Vector3();var spriteRotation=new Quaternion();var spriteScale=new Vector3();function init(){var vertices=new Float32Array([-0.5,-0.5,0,0,0.5,-0.5,1,0,0.5,0.5,1,1,-0.5,0.5,0,1]);var faces=new Uint16Array([0,1,2,0,2,3]);vertexBuffer=gl.createBuffer();elementBuffer=gl.createBuffer();gl.bindBuffer(gl.ARRAY_BUFFER,vertexBuffer);gl.bufferData(gl.ARRAY_BUFFER,vertices,gl.STATIC_DRAW);gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER,elementBuffer);gl.bufferData(gl.ELEMENT_ARRAY_BUFFER,faces,gl.STATIC_DRAW);program=createProgram();attributes={position:gl.getAttribLocation(program,'position'),uv:gl.getAttribLocation(program,'uv')};uniforms={uvOffset:gl.getUniformLocation(program,'uvOffset'),uvScale:gl.getUniformLocation(program,'uvScale'),rotation:gl.getUniformLocation(program,'rotation'),scale:gl.getUniformLocation(program,'scale'),color:gl.getUniformLocation(program,'color'),map:gl.getUniformLocation(program,'map'),opacity:gl.getUniformLocation(program,'opacity'),modelViewMatrix:gl.getUniformLocation(program,'modelViewMatrix'),projectionMatrix:gl.getUniformLocation(program,'projectionMatrix'),fogType:gl.getUniformLocation(program,'fogType'),fogDensity:gl.getUniformLocation(program,'fogDensity'),fogNear:gl.getUniformLocation(program,'fogNear'),fogFar:gl.getUniformLocation(program,'fogFar'),fogColor:gl.getUniformLocation(program,'fogColor'),fogDepth:gl.getUniformLocation(program,'fogDepth'),alphaTest:gl.getUniformLocation(program,'alphaTest')};var canvas=document.createElementNS('http://www.w3.org/1999/xhtml','canvas');canvas.width=8;canvas.height=8;var context=canvas.getContext('2d');context.fillStyle='white';context.fillRect(0,0,8,8);texture=new CanvasTexture(canvas);} this.render=function(sprites,scene,camera){if(sprites.length===0)return;if(program===undefined){init();} state.useProgram(program);state.initAttributes();state.enableAttribute(attributes.position);state.enableAttribute(attributes.uv);state.disableUnusedAttributes();state.disable(gl.CULL_FACE);state.enable(gl.BLEND);gl.bindBuffer(gl.ARRAY_BUFFER,vertexBuffer);gl.vertexAttribPointer(attributes.position,2,gl.FLOAT,false,2*8,0);gl.vertexAttribPointer(attributes.uv,2,gl.FLOAT,false,2*8,8);gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER,elementBuffer);gl.uniformMatrix4fv(uniforms.projectionMatrix,false,camera.projectionMatrix.elements);state.activeTexture(gl.TEXTURE0);gl.uniform1i(uniforms.map,0);var oldFogType=0;var sceneFogType=0;var fog=scene.fog;if(fog){gl.uniform3f(uniforms.fogColor,fog.color.r,fog.color.g,fog.color.b);if(fog.isFog){gl.uniform1f(uniforms.fogNear,fog.near);gl.uniform1f(uniforms.fogFar,fog.far);gl.uniform1i(uniforms.fogType,1);oldFogType=1;sceneFogType=1;}else if(fog.isFogExp2){gl.uniform1f(uniforms.fogDensity,fog.density);gl.uniform1i(uniforms.fogType,2);oldFogType=2;sceneFogType=2;}}else{gl.uniform1i(uniforms.fogType,0);oldFogType=0;sceneFogType=0;} for(var i=0,l=sprites.length;i 0 ) {',' float fogFactor = 0.0;',' if ( fogType == 1 ) {',' fogFactor = smoothstep( fogNear, fogFar, fogDepth );',' } else {',' const float LOG2 = 1.442695;',' fogFactor = exp2( - fogDensity * fogDensity * fogDepth * fogDepth * LOG2 );',' fogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );',' }',' gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );',' }','}'].join('\n'));gl.compileShader(vertexShader);gl.compileShader(fragmentShader);gl.attachShader(program,vertexShader);gl.attachShader(program,fragmentShader);gl.linkProgram(program);return program;} function painterSortStable(a,b){if(a.renderOrder!==b.renderOrder){return a.renderOrder-b.renderOrder;}else if(a.z!==b.z){return b.z-a.z;}else{return b.id-a.id;}}} var materialId=0;function Material(){Object.defineProperty(this,'id',{value:materialId++});this.uuid=_Math.generateUUID();this.name='';this.type='Material';this.fog=true;this.lights=true;this.blending=NormalBlending;this.side=FrontSide;this.flatShading=false;this.vertexColors=NoColors;this.opacity=1;this.transparent=false;this.blendSrc=SrcAlphaFactor;this.blendDst=OneMinusSrcAlphaFactor;this.blendEquation=AddEquation;this.blendSrcAlpha=null;this.blendDstAlpha=null;this.blendEquationAlpha=null;this.depthFunc=LessEqualDepth;this.depthTest=true;this.depthWrite=true;this.clippingPlanes=null;this.clipIntersection=false;this.clipShadows=false;this.colorWrite=true;this.precision=null;this.polygonOffset=false;this.polygonOffsetFactor=0;this.polygonOffsetUnits=0;this.dithering=false;this.alphaTest=0;this.premultipliedAlpha=false;this.overdraw=0;this.visible=true;this.userData={};this.needsUpdate=true;} Object.assign(Material.prototype,EventDispatcher.prototype,{isMaterial:true,onBeforeCompile:function(){},setValues:function(values){if(values===undefined)return;for(var key in values){var newValue=values[key];if(newValue===undefined){console.warn("THREE.Material: '"+key+"' parameter is undefined.");continue;} if(key==='shading'){console.warn('THREE.'+this.type+': .shading has been removed. Use the boolean .flatShading instead.');this.flatShading=(newValue===FlatShading)?true:false;continue;} var currentValue=this[key];if(currentValue===undefined){console.warn("THREE."+this.type+": '"+key+"' is not a property of this material.");continue;} if(currentValue&¤tValue.isColor){currentValue.set(newValue);}else if((currentValue&¤tValue.isVector3)&&(newValue&&newValue.isVector3)){currentValue.copy(newValue);}else if(key==='overdraw'){this[key]=Number(newValue);}else{this[key]=newValue;}}},toJSON:function(meta){var isRoot=(meta===undefined||typeof meta==='string');if(isRoot){meta={textures:{},images:{}};} var data={metadata:{version:4.5,type:'Material',generator:'Material.toJSON'}};data.uuid=this.uuid;data.type=this.type;if(this.name!=='')data.name=this.name;if(this.color&&this.color.isColor)data.color=this.color.getHex();if(this.roughness!==undefined)data.roughness=this.roughness;if(this.metalness!==undefined)data.metalness=this.metalness;if(this.emissive&&this.emissive.isColor)data.emissive=this.emissive.getHex();if(this.emissiveIntensity!==1)data.emissiveIntensity=this.emissiveIntensity;if(this.specular&&this.specular.isColor)data.specular=this.specular.getHex();if(this.shininess!==undefined)data.shininess=this.shininess;if(this.clearCoat!==undefined)data.clearCoat=this.clearCoat;if(this.clearCoatRoughness!==undefined)data.clearCoatRoughness=this.clearCoatRoughness;if(this.map&&this.map.isTexture)data.map=this.map.toJSON(meta).uuid;if(this.alphaMap&&this.alphaMap.isTexture)data.alphaMap=this.alphaMap.toJSON(meta).uuid;if(this.lightMap&&this.lightMap.isTexture)data.lightMap=this.lightMap.toJSON(meta).uuid;if(this.bumpMap&&this.bumpMap.isTexture){data.bumpMap=this.bumpMap.toJSON(meta).uuid;data.bumpScale=this.bumpScale;} if(this.normalMap&&this.normalMap.isTexture){data.normalMap=this.normalMap.toJSON(meta).uuid;data.normalScale=this.normalScale.toArray();} if(this.displacementMap&&this.displacementMap.isTexture){data.displacementMap=this.displacementMap.toJSON(meta).uuid;data.displacementScale=this.displacementScale;data.displacementBias=this.displacementBias;} if(this.roughnessMap&&this.roughnessMap.isTexture)data.roughnessMap=this.roughnessMap.toJSON(meta).uuid;if(this.metalnessMap&&this.metalnessMap.isTexture)data.metalnessMap=this.metalnessMap.toJSON(meta).uuid;if(this.emissiveMap&&this.emissiveMap.isTexture)data.emissiveMap=this.emissiveMap.toJSON(meta).uuid;if(this.specularMap&&this.specularMap.isTexture)data.specularMap=this.specularMap.toJSON(meta).uuid;if(this.envMap&&this.envMap.isTexture){data.envMap=this.envMap.toJSON(meta).uuid;data.reflectivity=this.reflectivity;} if(this.gradientMap&&this.gradientMap.isTexture){data.gradientMap=this.gradientMap.toJSON(meta).uuid;} if(this.size!==undefined)data.size=this.size;if(this.sizeAttenuation!==undefined)data.sizeAttenuation=this.sizeAttenuation;if(this.blending!==NormalBlending)data.blending=this.blending;if(this.flatShading===true)data.flatShading=this.flatShading;if(this.side!==FrontSide)data.side=this.side;if(this.vertexColors!==NoColors)data.vertexColors=this.vertexColors;if(this.opacity<1)data.opacity=this.opacity;if(this.transparent===true)data.transparent=this.transparent;data.depthFunc=this.depthFunc;data.depthTest=this.depthTest;data.depthWrite=this.depthWrite;if(this.rotation!==0)data.rotation=this.rotation;if(this.linewidth!==1)data.linewidth=this.linewidth;if(this.dashSize!==undefined)data.dashSize=this.dashSize;if(this.gapSize!==undefined)data.gapSize=this.gapSize;if(this.scale!==undefined)data.scale=this.scale;if(this.dithering===true)data.dithering=true;if(this.alphaTest>0)data.alphaTest=this.alphaTest;if(this.premultipliedAlpha===true)data.premultipliedAlpha=this.premultipliedAlpha;if(this.wireframe===true)data.wireframe=this.wireframe;if(this.wireframeLinewidth>1)data.wireframeLinewidth=this.wireframeLinewidth;if(this.wireframeLinecap!=='round')data.wireframeLinecap=this.wireframeLinecap;if(this.wireframeLinejoin!=='round')data.wireframeLinejoin=this.wireframeLinejoin;if(this.morphTargets===true)data.morphTargets=true;if(this.skinning===true)data.skinning=true;if(this.visible===false)data.visible=false;if(JSON.stringify(this.userData)!=='{}')data.userData=this.userData;function extractFromCache(cache){var values=[];for(var key in cache){var data=cache[key];delete data.metadata;values.push(data);} return values;} if(isRoot){var textures=extractFromCache(meta.textures);var images=extractFromCache(meta.images);if(textures.length>0)data.textures=textures;if(images.length>0)data.images=images;} return data;},clone:function(){return new this.constructor().copy(this);},copy:function(source){this.name=source.name;this.fog=source.fog;this.lights=source.lights;this.blending=source.blending;this.side=source.side;this.flatShading=source.flatShading;this.vertexColors=source.vertexColors;this.opacity=source.opacity;this.transparent=source.transparent;this.blendSrc=source.blendSrc;this.blendDst=source.blendDst;this.blendEquation=source.blendEquation;this.blendSrcAlpha=source.blendSrcAlpha;this.blendDstAlpha=source.blendDstAlpha;this.blendEquationAlpha=source.blendEquationAlpha;this.depthFunc=source.depthFunc;this.depthTest=source.depthTest;this.depthWrite=source.depthWrite;this.colorWrite=source.colorWrite;this.precision=source.precision;this.polygonOffset=source.polygonOffset;this.polygonOffsetFactor=source.polygonOffsetFactor;this.polygonOffsetUnits=source.polygonOffsetUnits;this.dithering=source.dithering;this.alphaTest=source.alphaTest;this.premultipliedAlpha=source.premultipliedAlpha;this.overdraw=source.overdraw;this.visible=source.visible;this.userData=JSON.parse(JSON.stringify(source.userData));this.clipShadows=source.clipShadows;this.clipIntersection=source.clipIntersection;var srcPlanes=source.clippingPlanes,dstPlanes=null;if(srcPlanes!==null){var n=srcPlanes.length;dstPlanes=new Array(n);for(var i=0;i!==n;++i) dstPlanes[i]=srcPlanes[i].clone();} this.clippingPlanes=dstPlanes;return this;},dispose:function(){this.dispatchEvent({type:'dispose'});}});function MeshDepthMaterial(parameters){Material.call(this);this.type='MeshDepthMaterial';this.depthPacking=BasicDepthPacking;this.skinning=false;this.morphTargets=false;this.map=null;this.alphaMap=null;this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.wireframe=false;this.wireframeLinewidth=1;this.fog=false;this.lights=false;this.setValues(parameters);} MeshDepthMaterial.prototype=Object.create(Material.prototype);MeshDepthMaterial.prototype.constructor=MeshDepthMaterial;MeshDepthMaterial.prototype.isMeshDepthMaterial=true;MeshDepthMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.depthPacking=source.depthPacking;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.map=source.map;this.alphaMap=source.alphaMap;this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;this.wireframe=source.wireframe;this.wireframeLinewidth=source.wireframeLinewidth;return this;};function MeshDistanceMaterial(parameters){Material.call(this);this.type='MeshDistanceMaterial';this.referencePosition=new Vector3();this.nearDistance=1;this.farDistance=1000;this.skinning=false;this.morphTargets=false;this.map=null;this.alphaMap=null;this.displacementMap=null;this.displacementScale=1;this.displacementBias=0;this.fog=false;this.lights=false;this.setValues(parameters);} MeshDistanceMaterial.prototype=Object.create(Material.prototype);MeshDistanceMaterial.prototype.constructor=MeshDistanceMaterial;MeshDistanceMaterial.prototype.isMeshDistanceMaterial=true;MeshDistanceMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.referencePosition.copy(source.referencePosition);this.nearDistance=source.nearDistance;this.farDistance=source.farDistance;this.skinning=source.skinning;this.morphTargets=source.morphTargets;this.map=source.map;this.alphaMap=source.alphaMap;this.displacementMap=source.displacementMap;this.displacementScale=source.displacementScale;this.displacementBias=source.displacementBias;return this;};function Box3(min,max){this.min=(min!==undefined)?min:new Vector3(+Infinity,+Infinity,+Infinity);this.max=(max!==undefined)?max:new Vector3(-Infinity,-Infinity,-Infinity);} Object.assign(Box3.prototype,{isBox3:true,set:function(min,max){this.min.copy(min);this.max.copy(max);return this;},setFromArray:function(array){var minX=+Infinity;var minY=+Infinity;var minZ=+Infinity;var maxX=-Infinity;var maxY=-Infinity;var maxZ=-Infinity;for(var i=0,l=array.length;imaxX)maxX=x;if(y>maxY)maxY=y;if(z>maxZ)maxZ=z;} this.min.set(minX,minY,minZ);this.max.set(maxX,maxY,maxZ);return this;},setFromBufferAttribute:function(attribute){var minX=+Infinity;var minY=+Infinity;var minZ=+Infinity;var maxX=-Infinity;var maxY=-Infinity;var maxZ=-Infinity;for(var i=0,l=attribute.count;imaxX)maxX=x;if(y>maxY)maxY=y;if(z>maxZ)maxZ=z;} this.min.set(minX,minY,minZ);this.max.set(maxX,maxY,maxZ);return this;},setFromPoints:function(points){this.makeEmpty();for(var i=0,il=points.length;ithis.max.x||point.ythis.max.y||point.zthis.max.z?false:true;},containsBox:function(box){return this.min.x<=box.min.x&&box.max.x<=this.max.x&&this.min.y<=box.min.y&&box.max.y<=this.max.y&&this.min.z<=box.min.z&&box.max.z<=this.max.z;},getParameter:function(point,optionalTarget){var result=optionalTarget||new Vector3();return result.set((point.x-this.min.x)/(this.max.x-this.min.x),(point.y-this.min.y)/(this.max.y-this.min.y),(point.z-this.min.z)/(this.max.z-this.min.z));},intersectsBox:function(box){return box.max.xthis.max.x||box.max.ythis.max.y||box.max.zthis.max.z?false:true;},intersectsSphere:(function(){var closestPoint=new Vector3();return function intersectsSphere(sphere){this.clampPoint(sphere.center,closestPoint);return closestPoint.distanceToSquared(sphere.center)<=(sphere.radius*sphere.radius);};})(),intersectsPlane:function(plane){var min,max;if(plane.normal.x>0){min=plane.normal.x*this.min.x;max=plane.normal.x*this.max.x;}else{min=plane.normal.x*this.max.x;max=plane.normal.x*this.min.x;} if(plane.normal.y>0){min+=plane.normal.y*this.min.y;max+=plane.normal.y*this.max.y;}else{min+=plane.normal.y*this.max.y;max+=plane.normal.y*this.min.y;} if(plane.normal.z>0){min+=plane.normal.z*this.min.z;max+=plane.normal.z*this.max.z;}else{min+=plane.normal.z*this.max.z;max+=plane.normal.z*this.min.z;} return(min<=plane.constant&&max>=plane.constant);},clampPoint:function(point,optionalTarget){var result=optionalTarget||new Vector3();return result.copy(point).clamp(this.min,this.max);},distanceToPoint:function(){var v1=new Vector3();return function distanceToPoint(point){var clampedPoint=v1.copy(point).clamp(this.min,this.max);return clampedPoint.sub(point).length();};}(),getBoundingSphere:function(){var v1=new Vector3();return function getBoundingSphere(optionalTarget){var result=optionalTarget||new Sphere();this.getCenter(result.center);result.radius=this.getSize(v1).length()*0.5;return result;};}(),intersect:function(box){this.min.max(box.min);this.max.min(box.max);if(this.isEmpty())this.makeEmpty();return this;},union:function(box){this.min.min(box.min);this.max.max(box.max);return this;},applyMatrix4:function(){var points=[new Vector3(),new Vector3(),new Vector3(),new Vector3(),new Vector3(),new Vector3(),new Vector3(),new Vector3()];return function applyMatrix4(matrix){if(this.isEmpty())return this;points[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(matrix);points[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(matrix);points[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(matrix);points[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(matrix);points[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(matrix);points[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(matrix);points[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(matrix);points[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(matrix);this.setFromPoints(points);return this;};}(),translate:function(offset){this.min.add(offset);this.max.add(offset);return this;},equals:function(box){return box.min.equals(this.min)&&box.max.equals(this.max);}});function Sphere(center,radius){this.center=(center!==undefined)?center:new Vector3();this.radius=(radius!==undefined)?radius:0;} Object.assign(Sphere.prototype,{set:function(center,radius){this.center.copy(center);this.radius=radius;return this;},setFromPoints:function(){var box=new Box3();return function setFromPoints(points,optionalCenter){var center=this.center;if(optionalCenter!==undefined){center.copy(optionalCenter);}else{box.setFromPoints(points).getCenter(center);} var maxRadiusSq=0;for(var i=0,il=points.length;i(this.radius*this.radius)){result.sub(this.center).normalize();result.multiplyScalar(this.radius).add(this.center);} return result;},getBoundingBox:function(optionalTarget){var box=optionalTarget||new Box3();box.set(this.center,this.center);box.expandByScalar(this.radius);return box;},applyMatrix4:function(matrix){this.center.applyMatrix4(matrix);this.radius=this.radius*matrix.getMaxScaleOnAxis();return this;},translate:function(offset){this.center.add(offset);return this;},equals:function(sphere){return sphere.center.equals(this.center)&&(sphere.radius===this.radius);}});function Plane(normal,constant){this.normal=(normal!==undefined)?normal:new Vector3(1,0,0);this.constant=(constant!==undefined)?constant:0;} Object.assign(Plane.prototype,{set:function(normal,constant){this.normal.copy(normal);this.constant=constant;return this;},setComponents:function(x,y,z,w){this.normal.set(x,y,z);this.constant=w;return this;},setFromNormalAndCoplanarPoint:function(normal,point){this.normal.copy(normal);this.constant=-point.dot(this.normal);return this;},setFromCoplanarPoints:function(){var v1=new Vector3();var v2=new Vector3();return function setFromCoplanarPoints(a,b,c){var normal=v1.subVectors(c,b).cross(v2.subVectors(a,b)).normalize();this.setFromNormalAndCoplanarPoint(normal,a);return this;};}(),clone:function(){return new this.constructor().copy(this);},copy:function(plane){this.normal.copy(plane.normal);this.constant=plane.constant;return this;},normalize:function(){var inverseNormalLength=1.0/this.normal.length();this.normal.multiplyScalar(inverseNormalLength);this.constant*=inverseNormalLength;return this;},negate:function(){this.constant*=-1;this.normal.negate();return this;},distanceToPoint:function(point){return this.normal.dot(point)+this.constant;},distanceToSphere:function(sphere){return this.distanceToPoint(sphere.center)-sphere.radius;},projectPoint:function(point,optionalTarget){var result=optionalTarget||new Vector3();return result.copy(this.normal).multiplyScalar(-this.distanceToPoint(point)).add(point);},intersectLine:function(){var v1=new Vector3();return function intersectLine(line,optionalTarget){var result=optionalTarget||new Vector3();var direction=line.delta(v1);var denominator=this.normal.dot(direction);if(denominator===0){if(this.distanceToPoint(line.start)===0){return result.copy(line.start);} return undefined;} var t=-(line.start.dot(this.normal)+this.constant)/denominator;if(t<0||t>1){return undefined;} return result.copy(direction).multiplyScalar(t).add(line.start);};}(),intersectsLine:function(line){var startSign=this.distanceToPoint(line.start);var endSign=this.distanceToPoint(line.end);return(startSign<0&&endSign>0)||(endSign<0&&startSign>0);},intersectsBox:function(box){return box.intersectsPlane(this);},intersectsSphere:function(sphere){return sphere.intersectsPlane(this);},coplanarPoint:function(optionalTarget){var result=optionalTarget||new Vector3();return result.copy(this.normal).multiplyScalar(-this.constant);},applyMatrix4:function(){var v1=new Vector3();var m1=new Matrix3();return function applyMatrix4(matrix,optionalNormalMatrix){var normalMatrix=optionalNormalMatrix||m1.getNormalMatrix(matrix);var referencePoint=this.coplanarPoint(v1).applyMatrix4(matrix);var normal=this.normal.applyMatrix3(normalMatrix).normalize();this.constant=-referencePoint.dot(normal);return this;};}(),translate:function(offset){this.constant-=offset.dot(this.normal);return this;},equals:function(plane){return plane.normal.equals(this.normal)&&(plane.constant===this.constant);}});function Frustum(p0,p1,p2,p3,p4,p5){this.planes=[(p0!==undefined)?p0:new Plane(),(p1!==undefined)?p1:new Plane(),(p2!==undefined)?p2:new Plane(),(p3!==undefined)?p3:new Plane(),(p4!==undefined)?p4:new Plane(),(p5!==undefined)?p5:new Plane()];} Object.assign(Frustum.prototype,{set:function(p0,p1,p2,p3,p4,p5){var planes=this.planes;planes[0].copy(p0);planes[1].copy(p1);planes[2].copy(p2);planes[3].copy(p3);planes[4].copy(p4);planes[5].copy(p5);return this;},clone:function(){return new this.constructor().copy(this);},copy:function(frustum){var planes=this.planes;for(var i=0;i<6;i++){planes[i].copy(frustum.planes[i]);} return this;},setFromMatrix:function(m){var planes=this.planes;var me=m.elements;var me0=me[0],me1=me[1],me2=me[2],me3=me[3];var me4=me[4],me5=me[5],me6=me[6],me7=me[7];var me8=me[8],me9=me[9],me10=me[10],me11=me[11];var me12=me[12],me13=me[13],me14=me[14],me15=me[15];planes[0].setComponents(me3-me0,me7-me4,me11-me8,me15-me12).normalize();planes[1].setComponents(me3+me0,me7+me4,me11+me8,me15+me12).normalize();planes[2].setComponents(me3+me1,me7+me5,me11+me9,me15+me13).normalize();planes[3].setComponents(me3-me1,me7-me5,me11-me9,me15-me13).normalize();planes[4].setComponents(me3-me2,me7-me6,me11-me10,me15-me14).normalize();planes[5].setComponents(me3+me2,me7+me6,me11+me10,me15+me14).normalize();return this;},intersectsObject:function(){var sphere=new Sphere();return function intersectsObject(object){var geometry=object.geometry;if(geometry.boundingSphere===null) geometry.computeBoundingSphere();sphere.copy(geometry.boundingSphere).applyMatrix4(object.matrixWorld);return this.intersectsSphere(sphere);};}(),intersectsSprite:function(){var sphere=new Sphere();return function intersectsSprite(sprite){sphere.center.set(0,0,0);sphere.radius=0.7071067811865476;sphere.applyMatrix4(sprite.matrixWorld);return this.intersectsSphere(sphere);};}(),intersectsSphere:function(sphere){var planes=this.planes;var center=sphere.center;var negRadius=-sphere.radius;for(var i=0;i<6;i++){var distance=planes[i].distanceToPoint(center);if(distance0?box.min.x:box.max.x;p2.x=plane.normal.x>0?box.max.x:box.min.x;p1.y=plane.normal.y>0?box.min.y:box.max.y;p2.y=plane.normal.y>0?box.max.y:box.min.y;p1.z=plane.normal.z>0?box.min.z:box.max.z;p2.z=plane.normal.z>0?box.max.z:box.min.z;var d1=plane.distanceToPoint(p1);var d2=plane.distanceToPoint(p2);if(d1<0&&d2<0){return false;}} return true;};}(),containsPoint:function(point){var planes=this.planes;for(var i=0;i<6;i++){if(planes[i].distanceToPoint(point)<0){return false;}} return true;}});function WebGLShadowMap(_renderer,_objects,maxTextureSize){var _frustum=new Frustum(),_projScreenMatrix=new Matrix4(),_shadowMapSize=new Vector2(),_maxShadowMapSize=new Vector2(maxTextureSize,maxTextureSize),_lookTarget=new Vector3(),_lightPositionWorld=new Vector3(),_MorphingFlag=1,_SkinningFlag=2,_NumberOfMaterialVariants=(_MorphingFlag|_SkinningFlag)+1,_depthMaterials=new Array(_NumberOfMaterialVariants),_distanceMaterials=new Array(_NumberOfMaterialVariants),_materialCache={};var cubeDirections=[new Vector3(1,0,0),new Vector3(-1,0,0),new Vector3(0,0,1),new Vector3(0,0,-1),new Vector3(0,1,0),new Vector3(0,-1,0)];var cubeUps=[new Vector3(0,1,0),new Vector3(0,1,0),new Vector3(0,1,0),new Vector3(0,1,0),new Vector3(0,0,1),new Vector3(0,0,-1)];var cube2DViewPorts=[new Vector4(),new Vector4(),new Vector4(),new Vector4(),new Vector4(),new Vector4()];for(var i=0;i!==_NumberOfMaterialVariants;++i){var useMorphing=(i&_MorphingFlag)!==0;var useSkinning=(i&_SkinningFlag)!==0;var depthMaterial=new MeshDepthMaterial({depthPacking:RGBADepthPacking,morphTargets:useMorphing,skinning:useSkinning});_depthMaterials[i]=depthMaterial;var distanceMaterial=new MeshDistanceMaterial({morphTargets:useMorphing,skinning:useSkinning});_distanceMaterials[i]=distanceMaterial;} var scope=this;this.enabled=false;this.autoUpdate=true;this.needsUpdate=false;this.type=PCFShadowMap;this.renderReverseSided=true;this.renderSingleSided=true;this.render=function(lights,scene,camera){if(scope.enabled===false)return;if(scope.autoUpdate===false&&scope.needsUpdate===false)return;if(lights.length===0)return;var _gl=_renderer.context;var _state=_renderer.state;_state.disable(_gl.BLEND);_state.buffers.color.setClear(1,1,1,1);_state.buffers.depth.setTest(true);_state.setScissorTest(false);var faceCount;for(var i=0,il=lights.length;i0;}else if(geometry&&geometry.isGeometry){useMorphing=geometry.morphTargets&&geometry.morphTargets.length>0;}} if(object.isSkinnedMesh&&material.skinning===false){console.warn('THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:',object);} var useSkinning=object.isSkinnedMesh&&material.skinning;var variantIndex=0;if(useMorphing)variantIndex|=_MorphingFlag;if(useSkinning)variantIndex|=_SkinningFlag;result=materialVariants[variantIndex];}else{result=customMaterial;} if(_renderer.localClippingEnabled&&material.clipShadows===true&&material.clippingPlanes.length!==0){var keyA=result.uuid,keyB=material.uuid;var materialsForVariant=_materialCache[keyA];if(materialsForVariant===undefined){materialsForVariant={};_materialCache[keyA]=materialsForVariant;} var cachedMaterial=materialsForVariant[keyB];if(cachedMaterial===undefined){cachedMaterial=result.clone();materialsForVariant[keyB]=cachedMaterial;} result=cachedMaterial;} result.visible=material.visible;result.wireframe=material.wireframe;var side=material.side;if(scope.renderSingleSided&&side==DoubleSide){side=FrontSide;} if(scope.renderReverseSided){if(side===FrontSide)side=BackSide;else if(side===BackSide)side=FrontSide;} result.side=side;result.clipShadows=material.clipShadows;result.clippingPlanes=material.clippingPlanes;result.clipIntersection=material.clipIntersection;result.wireframeLinewidth=material.wireframeLinewidth;result.linewidth=material.linewidth;if(isPointLight&&result.isMeshDistanceMaterial){result.referencePosition.copy(lightPositionWorld);result.nearDistance=shadowCameraNear;result.farDistance=shadowCameraFar;} return result;} function renderObject(object,camera,shadowCamera,isPointLight){if(object.visible===false)return;var visible=object.layers.test(camera.layers);if(visible&&(object.isMesh||object.isLine||object.isPoints)){if(object.castShadow&&(!object.frustumCulled||_frustum.intersectsObject(object))){object.modelViewMatrix.multiplyMatrices(shadowCamera.matrixWorldInverse,object.matrixWorld);var geometry=_objects.update(object);var material=object.material;if(Array.isArray(material)){var groups=geometry.groups;for(var k=0,kl=groups.length;k1){for(var i=0;i1){for(var i=0;i0){object.children=[];for(var i=0;i0)output.geometries=geometries;if(materials.length>0)output.materials=materials;if(textures.length>0)output.textures=textures;if(images.length>0)output.images=images;} output.object=object;return output;function extractFromCache(cache){var values=[];for(var key in cache){var data=cache[key];delete data.metadata;values.push(data);} return values;}},clone:function(recursive){return new this.constructor().copy(this,recursive);},copy:function(source,recursive){if(recursive===undefined)recursive=true;this.name=source.name;this.up.copy(source.up);this.position.copy(source.position);this.quaternion.copy(source.quaternion);this.scale.copy(source.scale);this.matrix.copy(source.matrix);this.matrixWorld.copy(source.matrixWorld);this.matrixAutoUpdate=source.matrixAutoUpdate;this.matrixWorldNeedsUpdate=source.matrixWorldNeedsUpdate;this.layers.mask=source.layers.mask;this.visible=source.visible;this.castShadow=source.castShadow;this.receiveShadow=source.receiveShadow;this.frustumCulled=source.frustumCulled;this.renderOrder=source.renderOrder;this.userData=JSON.parse(JSON.stringify(source.userData));if(recursive===true){for(var i=0;i0){for(var i=0;i0){this.normalsNeedUpdate=true;}},computeFlatVertexNormals:function(){var f,fl,face;this.computeFaceNormals();for(f=0,fl=this.faces.length;f0){this.normalsNeedUpdate=true;}},computeMorphNormals:function(){var i,il,f,fl,face;for(f=0,fl=this.faces.length;f0){d+=vertices[i].distanceTo(vertices[i-1]);} this.lineDistances[i]=d;}},computeBoundingBox:function(){if(this.boundingBox===null){this.boundingBox=new Box3();} this.boundingBox.setFromPoints(this.vertices);},computeBoundingSphere:function(){if(this.boundingSphere===null){this.boundingSphere=new Sphere();} this.boundingSphere.setFromPoints(this.vertices);},merge:function(geometry,matrix,materialIndexOffset){if(!(geometry&&geometry.isGeometry)){console.error('THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.',geometry);return;} var normalMatrix,vertexOffset=this.vertices.length,vertices1=this.vertices,vertices2=geometry.vertices,faces1=this.faces,faces2=geometry.faces,uvs1=this.faceVertexUvs[0],uvs2=geometry.faceVertexUvs[0],colors1=this.colors,colors2=geometry.colors;if(materialIndexOffset===undefined)materialIndexOffset=0;if(matrix!==undefined){normalMatrix=new Matrix3().getNormalMatrix(matrix);} for(var i=0,il=vertices2.length;i=0;i--){var idx=faceIndicesToRemove[i];this.faces.splice(idx,1);for(j=0,jl=this.faceVertexUvs.length;j0;var hasFaceVertexNormal=face.vertexNormals.length>0;var hasFaceColor=face.color.r!==1||face.color.g!==1||face.color.b!==1;var hasFaceVertexColor=face.vertexColors.length>0;var faceType=0;faceType=setBit(faceType,0,0);faceType=setBit(faceType,1,hasMaterial);faceType=setBit(faceType,2,hasFaceUv);faceType=setBit(faceType,3,hasFaceVertexUv);faceType=setBit(faceType,4,hasFaceNormal);faceType=setBit(faceType,5,hasFaceVertexNormal);faceType=setBit(faceType,6,hasFaceColor);faceType=setBit(faceType,7,hasFaceVertexColor);faces.push(faceType);faces.push(face.a,face.b,face.c);faces.push(face.materialIndex);if(hasFaceVertexUv){var faceVertexUvs=this.faceVertexUvs[0][i];faces.push(getUvIndex(faceVertexUvs[0]),getUvIndex(faceVertexUvs[1]),getUvIndex(faceVertexUvs[2]));} if(hasFaceNormal){faces.push(getNormalIndex(face.normal));} if(hasFaceVertexNormal){var vertexNormals=face.vertexNormals;faces.push(getNormalIndex(vertexNormals[0]),getNormalIndex(vertexNormals[1]),getNormalIndex(vertexNormals[2]));} if(hasFaceColor){faces.push(getColorIndex(face.color));} if(hasFaceVertexColor){var vertexColors=face.vertexColors;faces.push(getColorIndex(vertexColors[0]),getColorIndex(vertexColors[1]),getColorIndex(vertexColors[2]));}} function setBit(value,position,enabled){return enabled?value|(1<0)data.data.colors=colors;if(uvs.length>0)data.data.uvs=[uvs];data.data.faces=faces;return data;},clone:function(){return new Geometry().copy(this);},copy:function(source){var i,il,j,jl,k,kl;this.vertices=[];this.colors=[];this.faces=[];this.faceVertexUvs=[[]];this.morphTargets=[];this.morphNormals=[];this.skinWeights=[];this.skinIndices=[];this.lineDistances=[];this.boundingBox=null;this.boundingSphere=null;this.name=source.name;var vertices=source.vertices;for(i=0,il=vertices.length;i0;var hasFaceVertexUv2=faceVertexUvs[1]&&faceVertexUvs[1].length>0;var morphTargets=geometry.morphTargets;var morphTargetsLength=morphTargets.length;var morphTargetsPosition;if(morphTargetsLength>0){morphTargetsPosition=[];for(var i=0;i0){morphTargetsNormal=[];for(var i=0;imax)max=array[i];} return max;} var bufferGeometryId=1;function BufferGeometry(){Object.defineProperty(this,'id',{value:bufferGeometryId+=2});this.uuid=_Math.generateUUID();this.name='';this.type='BufferGeometry';this.index=null;this.attributes={};this.morphAttributes={};this.groups=[];this.boundingBox=null;this.boundingSphere=null;this.drawRange={start:0,count:Infinity};} Object.assign(BufferGeometry.prototype,EventDispatcher.prototype,{isBufferGeometry:true,getIndex:function(){return this.index;},setIndex:function(index){if(Array.isArray(index)){this.index=new(arrayMax(index)>65535?Uint32BufferAttribute:Uint16BufferAttribute)(index,1);}else{this.index=index;}},addAttribute:function(name,attribute){if(!(attribute&&attribute.isBufferAttribute)&&!(attribute&&attribute.isInterleavedBufferAttribute)){console.warn('THREE.BufferGeometry: .addAttribute() now expects ( name, attribute ).');this.addAttribute(name,new BufferAttribute(arguments[1],arguments[2]));return;} if(name==='index'){console.warn('THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute.');this.setIndex(attribute);return;} this.attributes[name]=attribute;return this;},getAttribute:function(name){return this.attributes[name];},removeAttribute:function(name){delete this.attributes[name];return this;},addGroup:function(start,count,materialIndex){this.groups.push({start:start,count:count,materialIndex:materialIndex!==undefined?materialIndex:0});},clearGroups:function(){this.groups=[];},setDrawRange:function(start,count){this.drawRange.start=start;this.drawRange.count=count;},applyMatrix:function(matrix){var position=this.attributes.position;if(position!==undefined){matrix.applyToBufferAttribute(position);position.needsUpdate=true;} var normal=this.attributes.normal;if(normal!==undefined){var normalMatrix=new Matrix3().getNormalMatrix(matrix);normalMatrix.applyToBufferAttribute(normal);normal.needsUpdate=true;} if(this.boundingBox!==null){this.computeBoundingBox();} if(this.boundingSphere!==null){this.computeBoundingSphere();} return this;},rotateX:function(){var m1=new Matrix4();return function rotateX(angle){m1.makeRotationX(angle);this.applyMatrix(m1);return this;};}(),rotateY:function(){var m1=new Matrix4();return function rotateY(angle){m1.makeRotationY(angle);this.applyMatrix(m1);return this;};}(),rotateZ:function(){var m1=new Matrix4();return function rotateZ(angle){m1.makeRotationZ(angle);this.applyMatrix(m1);return this;};}(),translate:function(){var m1=new Matrix4();return function translate(x,y,z){m1.makeTranslation(x,y,z);this.applyMatrix(m1);return this;};}(),scale:function(){var m1=new Matrix4();return function scale(x,y,z){m1.makeScale(x,y,z);this.applyMatrix(m1);return this;};}(),lookAt:function(){var obj=new Object3D();return function lookAt(vector){obj.lookAt(vector);obj.updateMatrix();this.applyMatrix(obj.matrix);};}(),center:function(){this.computeBoundingBox();var offset=this.boundingBox.getCenter().negate();this.translate(offset.x,offset.y,offset.z);return offset;},setFromObject:function(object){var geometry=object.geometry;if(object.isPoints||object.isLine){var positions=new Float32BufferAttribute(geometry.vertices.length*3,3);var colors=new Float32BufferAttribute(geometry.colors.length*3,3);this.addAttribute('position',positions.copyVector3sArray(geometry.vertices));this.addAttribute('color',colors.copyColorsArray(geometry.colors));if(geometry.lineDistances&&geometry.lineDistances.length===geometry.vertices.length){var lineDistances=new Float32BufferAttribute(geometry.lineDistances.length,1);this.addAttribute('lineDistance',lineDistances.copyArray(geometry.lineDistances));} if(geometry.boundingSphere!==null){this.boundingSphere=geometry.boundingSphere.clone();} if(geometry.boundingBox!==null){this.boundingBox=geometry.boundingBox.clone();}}else if(object.isMesh){if(geometry&&geometry.isGeometry){this.fromGeometry(geometry);}} return this;},setFromPoints:function(points){var position=[];for(var i=0,l=points.length;i0){var normals=new Float32Array(geometry.normals.length*3);this.addAttribute('normal',new BufferAttribute(normals,3).copyVector3sArray(geometry.normals));} if(geometry.colors.length>0){var colors=new Float32Array(geometry.colors.length*3);this.addAttribute('color',new BufferAttribute(colors,3).copyColorsArray(geometry.colors));} if(geometry.uvs.length>0){var uvs=new Float32Array(geometry.uvs.length*2);this.addAttribute('uv',new BufferAttribute(uvs,2).copyVector2sArray(geometry.uvs));} if(geometry.uvs2.length>0){var uvs2=new Float32Array(geometry.uvs2.length*2);this.addAttribute('uv2',new BufferAttribute(uvs2,2).copyVector2sArray(geometry.uvs2));} if(geometry.indices.length>0){var TypeArray=arrayMax(geometry.indices)>65535?Uint32Array:Uint16Array;var indices=new TypeArray(geometry.indices.length*3);this.setIndex(new BufferAttribute(indices,1).copyIndicesArray(geometry.indices));} this.groups=geometry.groups;for(var name in geometry.morphTargets){var array=[];var morphTargets=geometry.morphTargets[name];for(var i=0,l=morphTargets.length;i0){var skinIndices=new Float32BufferAttribute(geometry.skinIndices.length*4,4);this.addAttribute('skinIndex',skinIndices.copyVector4sArray(geometry.skinIndices));} if(geometry.skinWeights.length>0){var skinWeights=new Float32BufferAttribute(geometry.skinWeights.length*4,4);this.addAttribute('skinWeight',skinWeights.copyVector4sArray(geometry.skinWeights));} if(geometry.boundingSphere!==null){this.boundingSphere=geometry.boundingSphere.clone();} if(geometry.boundingBox!==null){this.boundingBox=geometry.boundingBox.clone();} return this;},computeBoundingBox:function(){if(this.boundingBox===null){this.boundingBox=new Box3();} var position=this.attributes.position;if(position!==undefined){this.boundingBox.setFromBufferAttribute(position);}else{this.boundingBox.makeEmpty();} if(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 box=new Box3();var vector=new Vector3();return function computeBoundingSphere(){if(this.boundingSphere===null){this.boundingSphere=new Sphere();} var position=this.attributes.position;if(position){var center=this.boundingSphere.center;box.setFromBufferAttribute(position);box.getCenter(center);var maxRadiusSq=0;for(var i=0,il=position.count;i0){data.data.groups=JSON.parse(JSON.stringify(groups));} var boundingSphere=this.boundingSphere;if(boundingSphere!==null){data.data.boundingSphere={center:boundingSphere.center.toArray(),radius:boundingSphere.radius};} return data;},clone:function(){return new BufferGeometry().copy(this);},copy:function(source){var name,i,l;this.index=null;this.attributes={};this.morphAttributes={};this.groups=[];this.boundingBox=null;this.boundingSphere=null;this.name=source.name;var index=source.index;if(index!==null){this.setIndex(index.clone());} var attributes=source.attributes;for(name in attributes){var attribute=attributes[name];this.addAttribute(name,attribute.clone());} var morphAttributes=source.morphAttributes;for(name in morphAttributes){var array=[];var morphAttribute=morphAttributes[name];for(i=0,l=morphAttribute.length;i0?1:-1;normals.push(vector.x,vector.y,vector.z);uvs.push(ix/gridX);uvs.push(1-(iy/gridY));vertexCounter+=1;}} for(iy=0;iy0){s0=a01*b1-b0;s1=a01*b0-b1;extDet=segExtent*det;if(s0>=0){if(s1>=-extDet){if(s1<=extDet){var invDet=1/det;s0*=invDet;s1*=invDet;sqrDist=s0*(s0+a01*s1+2*b0)+s1*(a01*s0+s1+2*b1)+c;}else{s1=segExtent;s0=Math.max(0,-(a01*s1+b0));sqrDist=-s0*s0+s1*(s1+2*b1)+c;}}else{s1=-segExtent;s0=Math.max(0,-(a01*s1+b0));sqrDist=-s0*s0+s1*(s1+2*b1)+c;}}else{if(s1<=-extDet){s0=Math.max(0,-(-a01*segExtent+b0));s1=(s0>0)?-segExtent:Math.min(Math.max(-segExtent,-b1),segExtent);sqrDist=-s0*s0+s1*(s1+2*b1)+c;}else if(s1<=extDet){s0=0;s1=Math.min(Math.max(-segExtent,-b1),segExtent);sqrDist=s1*(s1+2*b1)+c;}else{s0=Math.max(0,-(a01*segExtent+b0));s1=(s0>0)?segExtent:Math.min(Math.max(-segExtent,-b1),segExtent);sqrDist=-s0*s0+s1*(s1+2*b1)+c;}}}else{s1=(a01>0)?-segExtent:segExtent;s0=Math.max(0,-(a01*s1+b0));sqrDist=-s0*s0+s1*(s1+2*b1)+c;} if(optionalPointOnRay){optionalPointOnRay.copy(this.direction).multiplyScalar(s0).add(this.origin);} if(optionalPointOnSegment){optionalPointOnSegment.copy(segDir).multiplyScalar(s1).add(segCenter);} return sqrDist;};}(),intersectSphere:function(){var v1=new Vector3();return function intersectSphere(sphere,optionalTarget){v1.subVectors(sphere.center,this.origin);var tca=v1.dot(this.direction);var d2=v1.dot(v1)-tca*tca;var radius2=sphere.radius*sphere.radius;if(d2>radius2)return null;var thc=Math.sqrt(radius2-d2);var t0=tca-thc;var t1=tca+thc;if(t0<0&&t1<0)return null;if(t0<0)return this.at(t1,optionalTarget);return this.at(t0,optionalTarget);};}(),intersectsSphere:function(sphere){return this.distanceToPoint(sphere.center)<=sphere.radius;},distanceToPlane:function(plane){var denominator=plane.normal.dot(this.direction);if(denominator===0){if(plane.distanceToPoint(this.origin)===0){return 0;} return null;} var t=-(this.origin.dot(plane.normal)+plane.constant)/denominator;return t>=0?t:null;},intersectPlane:function(plane,optionalTarget){var t=this.distanceToPlane(plane);if(t===null){return null;} return this.at(t,optionalTarget);},intersectsPlane:function(plane){var distToPoint=plane.distanceToPoint(this.origin);if(distToPoint===0){return true;} var denominator=plane.normal.dot(this.direction);if(denominator*distToPoint<0){return true;} return false;},intersectBox:function(box,optionalTarget){var tmin,tmax,tymin,tymax,tzmin,tzmax;var invdirx=1/this.direction.x,invdiry=1/this.direction.y,invdirz=1/this.direction.z;var origin=this.origin;if(invdirx>=0){tmin=(box.min.x-origin.x)*invdirx;tmax=(box.max.x-origin.x)*invdirx;}else{tmin=(box.max.x-origin.x)*invdirx;tmax=(box.min.x-origin.x)*invdirx;} if(invdiry>=0){tymin=(box.min.y-origin.y)*invdiry;tymax=(box.max.y-origin.y)*invdiry;}else{tymin=(box.max.y-origin.y)*invdiry;tymax=(box.min.y-origin.y)*invdiry;} if((tmin>tymax)||(tymin>tmax))return null;if(tymin>tmin||tmin!==tmin)tmin=tymin;if(tymax=0){tzmin=(box.min.z-origin.z)*invdirz;tzmax=(box.max.z-origin.z)*invdirz;}else{tzmin=(box.max.z-origin.z)*invdirz;tzmax=(box.min.z-origin.z)*invdirz;} if((tmin>tzmax)||(tzmin>tmax))return null;if(tzmin>tmin||tmin!==tmin)tmin=tzmin;if(tzmax=0?tmin:tmax,optionalTarget);},intersectsBox:(function(){var v=new Vector3();return function intersectsBox(box){return this.intersectBox(box,v)!==null;};})(),intersectTriangle:function(){var diff=new Vector3();var edge1=new Vector3();var edge2=new Vector3();var normal=new Vector3();return function intersectTriangle(a,b,c,backfaceCulling,optionalTarget){edge1.subVectors(b,a);edge2.subVectors(c,a);normal.crossVectors(edge1,edge2);var DdN=this.direction.dot(normal);var sign;if(DdN>0){if(backfaceCulling)return null;sign=1;}else if(DdN<0){sign=-1;DdN=-DdN;}else{return null;} diff.subVectors(this.origin,a);var DdQxE2=sign*this.direction.dot(edge2.crossVectors(diff,edge2));if(DdQxE2<0){return null;} var DdE1xQ=sign*this.direction.dot(edge1.cross(diff));if(DdE1xQ<0){return null;} if(DdQxE2+DdE1xQ>DdN){return null;} var QdN=-sign*diff.dot(normal);if(QdN<0){return null;} return this.at(QdN/DdN,optionalTarget);};}(),applyMatrix4:function(matrix4){this.origin.applyMatrix4(matrix4);this.direction.transformDirection(matrix4);return this;},equals:function(ray){return ray.origin.equals(this.origin)&&ray.direction.equals(this.direction);}});function Line3(start,end){this.start=(start!==undefined)?start:new Vector3();this.end=(end!==undefined)?end:new Vector3();} Object.assign(Line3.prototype,{set:function(start,end){this.start.copy(start);this.end.copy(end);return this;},clone:function(){return new this.constructor().copy(this);},copy:function(line){this.start.copy(line.start);this.end.copy(line.end);return this;},getCenter:function(optionalTarget){var result=optionalTarget||new Vector3();return result.addVectors(this.start,this.end).multiplyScalar(0.5);},delta:function(optionalTarget){var result=optionalTarget||new Vector3();return result.subVectors(this.end,this.start);},distanceSq:function(){return this.start.distanceToSquared(this.end);},distance:function(){return this.start.distanceTo(this.end);},at:function(t,optionalTarget){var result=optionalTarget||new Vector3();return this.delta(result).multiplyScalar(t).add(this.start);},closestPointToPointParameter:function(){var startP=new Vector3();var startEnd=new Vector3();return function closestPointToPointParameter(point,clampToLine){startP.subVectors(point,this.start);startEnd.subVectors(this.end,this.start);var startEnd2=startEnd.dot(startEnd);var startEnd_startP=startEnd.dot(startP);var t=startEnd_startP/startEnd2;if(clampToLine){t=_Math.clamp(t,0,1);} return t;};}(),closestPointToPoint:function(point,clampToLine,optionalTarget){var t=this.closestPointToPointParameter(point,clampToLine);var result=optionalTarget||new Vector3();return this.delta(result).multiplyScalar(t).add(this.start);},applyMatrix4:function(matrix){this.start.applyMatrix4(matrix);this.end.applyMatrix4(matrix);return this;},equals:function(line){return line.start.equals(this.start)&&line.end.equals(this.end);}});function Triangle(a,b,c){this.a=(a!==undefined)?a:new Vector3();this.b=(b!==undefined)?b:new Vector3();this.c=(c!==undefined)?c:new Vector3();} Object.assign(Triangle,{normal:function(){var v0=new Vector3();return function normal(a,b,c,optionalTarget){var result=optionalTarget||new Vector3();result.subVectors(c,b);v0.subVectors(a,b);result.cross(v0);var resultLengthSq=result.lengthSq();if(resultLengthSq>0){return result.multiplyScalar(1/Math.sqrt(resultLengthSq));} return result.set(0,0,0);};}(),barycoordFromPoint:function(){var v0=new Vector3();var v1=new Vector3();var v2=new Vector3();return function barycoordFromPoint(point,a,b,c,optionalTarget){v0.subVectors(c,a);v1.subVectors(b,a);v2.subVectors(point,a);var dot00=v0.dot(v0);var dot01=v0.dot(v1);var dot02=v0.dot(v2);var dot11=v1.dot(v1);var dot12=v1.dot(v2);var denom=(dot00*dot11-dot01*dot01);var result=optionalTarget||new Vector3();if(denom===0){return result.set(-2,-1,-1);} var invDenom=1/denom;var u=(dot11*dot02-dot01*dot12)*invDenom;var v=(dot00*dot12-dot01*dot02)*invDenom;return result.set(1-u-v,v,u);};}(),containsPoint:function(){var v1=new Vector3();return function containsPoint(point,a,b,c){var result=Triangle.barycoordFromPoint(point,a,b,c,v1);return(result.x>=0)&&(result.y>=0)&&((result.x+result.y)<=1);};}()});Object.assign(Triangle.prototype,{set:function(a,b,c){this.a.copy(a);this.b.copy(b);this.c.copy(c);return this;},setFromPointsAndIndices:function(points,i0,i1,i2){this.a.copy(points[i0]);this.b.copy(points[i1]);this.c.copy(points[i2]);return this;},clone:function(){return new this.constructor().copy(this);},copy:function(triangle){this.a.copy(triangle.a);this.b.copy(triangle.b);this.c.copy(triangle.c);return this;},area:function(){var v0=new Vector3();var v1=new Vector3();return function area(){v0.subVectors(this.c,this.b);v1.subVectors(this.a,this.b);return v0.cross(v1).length()*0.5;};}(),midpoint:function(optionalTarget){var result=optionalTarget||new Vector3();return result.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3);},normal:function(optionalTarget){return Triangle.normal(this.a,this.b,this.c,optionalTarget);},plane:function(optionalTarget){var result=optionalTarget||new Plane();return result.setFromCoplanarPoints(this.a,this.b,this.c);},barycoordFromPoint:function(point,optionalTarget){return Triangle.barycoordFromPoint(point,this.a,this.b,this.c,optionalTarget);},containsPoint:function(point){return Triangle.containsPoint(point,this.a,this.b,this.c);},closestPointToPoint:function(){var plane=new Plane();var edgeList=[new Line3(),new Line3(),new Line3()];var projectedPoint=new Vector3();var closestPoint=new Vector3();return function closestPointToPoint(point,optionalTarget){var result=optionalTarget||new Vector3();var minDistance=Infinity;plane.setFromCoplanarPoints(this.a,this.b,this.c);plane.projectPoint(point,projectedPoint);if(this.containsPoint(projectedPoint)===true){result.copy(projectedPoint);}else{edgeList[0].set(this.a,this.b);edgeList[1].set(this.b,this.c);edgeList[2].set(this.c,this.a);for(var i=0;i0){var morphAttribute=morphAttributes[keys[0]];if(morphAttribute!==undefined){this.morphTargetInfluences=[];this.morphTargetDictionary={};for(m=0,ml=morphAttribute.length;m0){this.morphTargetInfluences=[];this.morphTargetDictionary={};for(m=0,ml=morphTargets.length;mraycaster.far)return null;return{distance:distance,point:intersectionPointWorld.clone(),object:object};} function checkBufferGeometryIntersection(object,raycaster,ray,position,uv,a,b,c){vA.fromBufferAttribute(position,a);vB.fromBufferAttribute(position,b);vC.fromBufferAttribute(position,c);var intersection=checkIntersection(object,object.material,raycaster,ray,vA,vB,vC,intersectionPoint);if(intersection){if(uv){uvA.fromBufferAttribute(uv,a);uvB.fromBufferAttribute(uv,b);uvC.fromBufferAttribute(uv,c);intersection.uv=uvIntersection(intersectionPoint,vA,vB,vC,uvA,uvB,uvC);} intersection.face=new Face3(a,b,c,Triangle.normal(vA,vB,vC));intersection.faceIndex=a;} return intersection;} return function raycast(raycaster,intersects){var geometry=this.geometry;var material=this.material;var matrixWorld=this.matrixWorld;if(material===undefined)return;if(geometry.boundingSphere===null)geometry.computeBoundingSphere();sphere.copy(geometry.boundingSphere);sphere.applyMatrix4(matrixWorld);if(raycaster.ray.intersectsSphere(sphere)===false)return;inverseMatrix.getInverse(matrixWorld);ray.copy(raycaster.ray).applyMatrix4(inverseMatrix);if(geometry.boundingBox!==null){if(ray.intersectsBox(geometry.boundingBox)===false)return;} var intersection;if(geometry.isBufferGeometry){var a,b,c;var index=geometry.index;var position=geometry.attributes.position;var uv=geometry.attributes.uv;var i,l;if(index!==null){for(i=0,l=index.count;i0)uvs=faceVertexUvs;for(var f=0,fl=faces.length;f1)opaque.sort(painterSortStable);if(transparent.length>1)transparent.sort(reversePainterSortStable);} return{opaque:opaque,transparent:transparent,init:init,push:push,sort:sort};} function WebGLRenderLists(){var lists={};function get(scene,camera){var hash=scene.id+','+camera.id;var list=lists[hash];if(list===undefined){list=new WebGLRenderList();lists[hash]=list;} return list;} function dispose(){lists={};} return{get:get,dispose:dispose};} function absNumericalSort(a,b){return Math.abs(b[1])-Math.abs(a[1]);} function WebGLMorphtargets(gl){var influencesList={};var morphInfluences=new Float32Array(8);function update(object,geometry,material,program){var objectInfluences=object.morphTargetInfluences;var length=objectInfluences.length;var influences=influencesList[geometry.id];if(influences===undefined){influences=[];for(var i=0;i65535?Uint32BufferAttribute:Uint16BufferAttribute)(indices,1);attributes.update(attribute,gl.ELEMENT_ARRAY_BUFFER);wireframeAttributes[geometry.id]=attribute;return attribute;} return{get:get,update:update,getWireframeAttribute:getWireframeAttribute};} function UniformsCache(){var lights={};return{get:function(light){if(lights[light.id]!==undefined){return lights[light.id];} var uniforms;switch(light.type){case'DirectionalLight':uniforms={direction:new Vector3(),color:new Color(),shadow:false,shadowBias:0,shadowRadius:1,shadowMapSize:new Vector2()};break;case'SpotLight':uniforms={position:new Vector3(),direction:new Vector3(),color:new Color(),distance:0,coneCos:0,penumbraCos:0,decay:0,shadow:false,shadowBias:0,shadowRadius:1,shadowMapSize:new Vector2()};break;case'PointLight':uniforms={position:new Vector3(),color:new Color(),distance:0,decay:0,shadow:false,shadowBias:0,shadowRadius:1,shadowMapSize:new Vector2(),shadowCameraNear:1,shadowCameraFar:1000};break;case'HemisphereLight':uniforms={direction:new Vector3(),skyColor:new Color(),groundColor:new Color()};break;case'RectAreaLight':uniforms={color:new Color(),position:new Vector3(),halfWidth:new Vector3(),halfHeight:new Vector3()};break;} lights[light.id]=uniforms;return uniforms;}};} function WebGLLights(){var cache=new UniformsCache();var state={hash:'',ambient:[0,0,0],directional:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],point:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]};var vector3=new Vector3();var matrix4=new Matrix4();var matrix42=new Matrix4();function setup(lights,shadows,camera){var r=0,g=0,b=0;var directionalLength=0;var pointLength=0;var spotLength=0;var rectAreaLength=0;var hemiLength=0;var viewMatrix=camera.matrixWorldInverse;for(var i=0,l=lights.length;i/gm;function replace(match,include){var replace=ShaderChunk[include];if(replace===undefined){throw new Error('Can not resolve #include <'+include+'>');} return parseIncludes(replace);} return string.replace(pattern,replace);} function unrollLoops(string){var pattern=/for \( int i \= (\d+)\; i < (\d+)\; i \+\+ \) \{([\s\S]+?)(?=\})\}/g;function replace(match,start,end,snippet){var unroll='';for(var i=parseInt(start);i0)?renderer.gammaFactor:1.0;var customExtensions=generateExtensions(material.extensions,parameters,extensions);var customDefines=generateDefines(defines);var program=gl.createProgram();var prefixVertex,prefixFragment;if(material.isRawShaderMaterial){prefixVertex=[customDefines].filter(filterEmptyLine).join('\n');if(prefixVertex.length>0){prefixVertex+='\n';} prefixFragment=[customExtensions,customDefines].filter(filterEmptyLine).join('\n');if(prefixFragment.length>0){prefixFragment+='\n';}}else{prefixVertex=['precision '+parameters.precision+' float;','precision '+parameters.precision+' int;','#define SHADER_NAME '+shader.name,customDefines,parameters.supportsVertexTextures?'#define VERTEX_TEXTURES':'','#define GAMMA_FACTOR '+gammaFactorDefine,'#define MAX_BONES '+parameters.maxBones,(parameters.useFog&¶meters.fog)?'#define USE_FOG':'',(parameters.useFog&¶meters.fogExp)?'#define FOG_EXP2':'',parameters.map?'#define USE_MAP':'',parameters.envMap?'#define USE_ENVMAP':'',parameters.envMap?'#define '+envMapModeDefine:'',parameters.lightMap?'#define USE_LIGHTMAP':'',parameters.aoMap?'#define USE_AOMAP':'',parameters.emissiveMap?'#define USE_EMISSIVEMAP':'',parameters.bumpMap?'#define USE_BUMPMAP':'',parameters.normalMap?'#define USE_NORMALMAP':'',parameters.displacementMap&¶meters.supportsVertexTextures?'#define USE_DISPLACEMENTMAP':'',parameters.specularMap?'#define USE_SPECULARMAP':'',parameters.roughnessMap?'#define USE_ROUGHNESSMAP':'',parameters.metalnessMap?'#define USE_METALNESSMAP':'',parameters.alphaMap?'#define USE_ALPHAMAP':'',parameters.vertexColors?'#define USE_COLOR':'',parameters.flatShading?'#define FLAT_SHADED':'',parameters.skinning?'#define USE_SKINNING':'',parameters.useVertexTexture?'#define BONE_TEXTURE':'',parameters.morphTargets?'#define USE_MORPHTARGETS':'',parameters.morphNormals&¶meters.flatShading===false?'#define USE_MORPHNORMALS':'',parameters.doubleSided?'#define DOUBLE_SIDED':'',parameters.flipSided?'#define FLIP_SIDED':'','#define NUM_CLIPPING_PLANES '+parameters.numClippingPlanes,parameters.shadowMapEnabled?'#define USE_SHADOWMAP':'',parameters.shadowMapEnabled?'#define '+shadowMapTypeDefine:'',parameters.sizeAttenuation?'#define USE_SIZEATTENUATION':'',parameters.logarithmicDepthBuffer?'#define USE_LOGDEPTHBUF':'',parameters.logarithmicDepthBuffer&&extensions.get('EXT_frag_depth')?'#define USE_LOGDEPTHBUF_EXT':'','uniform mat4 modelMatrix;','uniform mat4 modelViewMatrix;','uniform mat4 projectionMatrix;','uniform mat4 viewMatrix;','uniform mat3 normalMatrix;','uniform vec3 cameraPosition;','attribute vec3 position;','attribute vec3 normal;','attribute vec2 uv;','#ifdef USE_COLOR',' attribute vec3 color;','#endif','#ifdef USE_MORPHTARGETS',' attribute vec3 morphTarget0;',' attribute vec3 morphTarget1;',' attribute vec3 morphTarget2;',' attribute vec3 morphTarget3;',' #ifdef USE_MORPHNORMALS',' attribute vec3 morphNormal0;',' attribute vec3 morphNormal1;',' attribute vec3 morphNormal2;',' attribute vec3 morphNormal3;',' #else',' attribute vec3 morphTarget4;',' attribute vec3 morphTarget5;',' attribute vec3 morphTarget6;',' attribute vec3 morphTarget7;',' #endif','#endif','#ifdef USE_SKINNING',' attribute vec4 skinIndex;',' attribute vec4 skinWeight;','#endif','\n'].filter(filterEmptyLine).join('\n');prefixFragment=[customExtensions,'precision '+parameters.precision+' float;','precision '+parameters.precision+' int;','#define SHADER_NAME '+shader.name,customDefines,parameters.alphaTest?'#define ALPHATEST '+parameters.alphaTest:'','#define GAMMA_FACTOR '+gammaFactorDefine,(parameters.useFog&¶meters.fog)?'#define USE_FOG':'',(parameters.useFog&¶meters.fogExp)?'#define FOG_EXP2':'',parameters.map?'#define USE_MAP':'',parameters.envMap?'#define USE_ENVMAP':'',parameters.envMap?'#define '+envMapTypeDefine:'',parameters.envMap?'#define '+envMapModeDefine:'',parameters.envMap?'#define '+envMapBlendingDefine:'',parameters.lightMap?'#define USE_LIGHTMAP':'',parameters.aoMap?'#define USE_AOMAP':'',parameters.emissiveMap?'#define USE_EMISSIVEMAP':'',parameters.bumpMap?'#define USE_BUMPMAP':'',parameters.normalMap?'#define USE_NORMALMAP':'',parameters.specularMap?'#define USE_SPECULARMAP':'',parameters.roughnessMap?'#define USE_ROUGHNESSMAP':'',parameters.metalnessMap?'#define USE_METALNESSMAP':'',parameters.alphaMap?'#define USE_ALPHAMAP':'',parameters.vertexColors?'#define USE_COLOR':'',parameters.gradientMap?'#define USE_GRADIENTMAP':'',parameters.flatShading?'#define FLAT_SHADED':'',parameters.doubleSided?'#define DOUBLE_SIDED':'',parameters.flipSided?'#define FLIP_SIDED':'','#define NUM_CLIPPING_PLANES '+parameters.numClippingPlanes,'#define UNION_CLIPPING_PLANES '+(parameters.numClippingPlanes-parameters.numClipIntersection),parameters.shadowMapEnabled?'#define USE_SHADOWMAP':'',parameters.shadowMapEnabled?'#define '+shadowMapTypeDefine:'',parameters.premultipliedAlpha?"#define PREMULTIPLIED_ALPHA":'',parameters.physicallyCorrectLights?"#define PHYSICALLY_CORRECT_LIGHTS":'',parameters.logarithmicDepthBuffer?'#define USE_LOGDEPTHBUF':'',parameters.logarithmicDepthBuffer&&extensions.get('EXT_frag_depth')?'#define USE_LOGDEPTHBUF_EXT':'',parameters.envMap&&extensions.get('EXT_shader_texture_lod')?'#define TEXTURE_LOD_EXT':'','uniform mat4 viewMatrix;','uniform vec3 cameraPosition;',(parameters.toneMapping!==NoToneMapping)?"#define TONE_MAPPING":'',(parameters.toneMapping!==NoToneMapping)?ShaderChunk['tonemapping_pars_fragment']:'',(parameters.toneMapping!==NoToneMapping)?getToneMappingFunction("toneMapping",parameters.toneMapping):'',parameters.dithering?'#define DITHERING':'',(parameters.outputEncoding||parameters.mapEncoding||parameters.envMapEncoding||parameters.emissiveMapEncoding)?ShaderChunk['encodings_pars_fragment']:'',parameters.mapEncoding?getTexelDecodingFunction('mapTexelToLinear',parameters.mapEncoding):'',parameters.envMapEncoding?getTexelDecodingFunction('envMapTexelToLinear',parameters.envMapEncoding):'',parameters.emissiveMapEncoding?getTexelDecodingFunction('emissiveMapTexelToLinear',parameters.emissiveMapEncoding):'',parameters.outputEncoding?getTexelEncodingFunction("linearToOutputTexel",parameters.outputEncoding):'',parameters.depthPacking?"#define DEPTH_PACKING "+material.depthPacking:'','\n'].filter(filterEmptyLine).join('\n');} vertexShader=parseIncludes(vertexShader);vertexShader=replaceLightNums(vertexShader,parameters);fragmentShader=parseIncludes(fragmentShader);fragmentShader=replaceLightNums(fragmentShader,parameters);if(!material.isShaderMaterial){vertexShader=unrollLoops(vertexShader);fragmentShader=unrollLoops(fragmentShader);} var vertexGlsl=prefixVertex+vertexShader;var fragmentGlsl=prefixFragment+fragmentShader;var glVertexShader=WebGLShader(gl,gl.VERTEX_SHADER,vertexGlsl);var glFragmentShader=WebGLShader(gl,gl.FRAGMENT_SHADER,fragmentGlsl);gl.attachShader(program,glVertexShader);gl.attachShader(program,glFragmentShader);if(material.index0AttributeName!==undefined){gl.bindAttribLocation(program,0,material.index0AttributeName);}else if(parameters.morphTargets===true){gl.bindAttribLocation(program,0,'position');} gl.linkProgram(program);var programLog=gl.getProgramInfoLog(program);var vertexLog=gl.getShaderInfoLog(glVertexShader);var fragmentLog=gl.getShaderInfoLog(glFragmentShader);var runnable=true;var haveDiagnostics=true;if(gl.getProgramParameter(program,gl.LINK_STATUS)===false){runnable=false;console.error('THREE.WebGLProgram: shader error: ',gl.getError(),'gl.VALIDATE_STATUS',gl.getProgramParameter(program,gl.VALIDATE_STATUS),'gl.getProgramInfoLog',programLog,vertexLog,fragmentLog);}else if(programLog!==''){console.warn('THREE.WebGLProgram: gl.getProgramInfoLog()',programLog);}else if(vertexLog===''||fragmentLog===''){haveDiagnostics=false;} if(haveDiagnostics){this.diagnostics={runnable:runnable,material:material,programLog:programLog,vertexShader:{log:vertexLog,prefix:prefixVertex},fragmentShader:{log:fragmentLog,prefix:prefixFragment}};} gl.deleteShader(glVertexShader);gl.deleteShader(glFragmentShader);var cachedUniforms;this.getUniforms=function(){if(cachedUniforms===undefined){cachedUniforms=new WebGLUniforms(gl,program,renderer);} return cachedUniforms;};var cachedAttributes;this.getAttributes=function(){if(cachedAttributes===undefined){cachedAttributes=fetchAttributeLocations(gl,program);} return cachedAttributes;};this.destroy=function(){gl.deleteProgram(program);this.program=undefined;};Object.defineProperties(this,{uniforms:{get:function(){console.warn('THREE.WebGLProgram: .uniforms is now .getUniforms().');return this.getUniforms();}},attributes:{get:function(){console.warn('THREE.WebGLProgram: .attributes is now .getAttributes().');return this.getAttributes();}}});this.id=programIdCount++;this.code=code;this.usedTimes=1;this.program=program;this.vertexShader=glVertexShader;this.fragmentShader=glFragmentShader;return this;} function WebGLPrograms(renderer,extensions,capabilities){var programs=[];var shaderIDs={MeshDepthMaterial:'depth',MeshDistanceMaterial:'distanceRGBA',MeshNormalMaterial:'normal',MeshBasicMaterial:'basic',MeshLambertMaterial:'lambert',MeshPhongMaterial:'phong',MeshToonMaterial:'phong',MeshStandardMaterial:'physical',MeshPhysicalMaterial:'physical',LineBasicMaterial:'basic',LineDashedMaterial:'dashed',PointsMaterial:'points',ShadowMaterial:'shadow'};var parameterNames=["precision","supportsVertexTextures","map","mapEncoding","envMap","envMapMode","envMapEncoding","lightMap","aoMap","emissiveMap","emissiveMapEncoding","bumpMap","normalMap","displacementMap","specularMap","roughnessMap","metalnessMap","gradientMap","alphaMap","combine","vertexColors","fog","useFog","fogExp","flatShading","sizeAttenuation","logarithmicDepthBuffer","skinning","maxBones","useVertexTexture","morphTargets","morphNormals","maxMorphTargets","maxMorphNormals","premultipliedAlpha","numDirLights","numPointLights","numSpotLights","numHemiLights","numRectAreaLights","shadowMapEnabled","shadowMapType","toneMapping",'physicallyCorrectLights',"alphaTest","doubleSided","flipSided","numClippingPlanes","numClipIntersection","depthPacking","dithering"];function allocateBones(object){var skeleton=object.skeleton;var bones=skeleton.bones;if(capabilities.floatVertexTextures){return 1024;}else{var nVertexUniforms=capabilities.maxVertexUniforms;var nVertexMatrices=Math.floor((nVertexUniforms-20)/4);var maxBones=Math.min(nVertexMatrices,bones.length);if(maxBones0,maxBones:maxBones,useVertexTexture:capabilities.floatVertexTextures,morphTargets:material.morphTargets,morphNormals:material.morphNormals,maxMorphTargets:renderer.maxMorphTargets,maxMorphNormals:renderer.maxMorphNormals,numDirLights:lights.directional.length,numPointLights:lights.point.length,numSpotLights:lights.spot.length,numRectAreaLights:lights.rectArea.length,numHemiLights:lights.hemi.length,numClippingPlanes:nClipPlanes,numClipIntersection:nClipIntersection,dithering:material.dithering,shadowMapEnabled:renderer.shadowMap.enabled&&object.receiveShadow&&shadows.length>0,shadowMapType:renderer.shadowMap.type,toneMapping:renderer.toneMapping,physicallyCorrectLights:renderer.physicallyCorrectLights,premultipliedAlpha:material.premultipliedAlpha,alphaTest:material.alphaTest,doubleSided:material.side===DoubleSide,flipSided:material.side===BackSide,depthPacking:(material.depthPacking!==undefined)?material.depthPacking:false};return parameters;};this.getProgramCode=function(material,parameters){var array=[];if(parameters.shaderID){array.push(parameters.shaderID);}else{array.push(material.fragmentShader);array.push(material.vertexShader);} if(material.defines!==undefined){for(var name in material.defines){array.push(name);array.push(material.defines[name]);}} for(var i=0;imaxSize||image.height>maxSize){var scale=maxSize/Math.max(image.width,image.height);var canvas=document.createElementNS('http://www.w3.org/1999/xhtml','canvas');canvas.width=Math.floor(image.width*scale);canvas.height=Math.floor(image.height*scale);var context=canvas.getContext('2d');context.drawImage(image,0,0,image.width,image.height,0,0,canvas.width,canvas.height);console.warn('THREE.WebGLRenderer: image is too big ('+image.width+'x'+image.height+'). Resized to '+canvas.width+'x'+canvas.height,image);return canvas;} return image;} function isPowerOfTwo(image){return _Math.isPowerOfTwo(image.width)&&_Math.isPowerOfTwo(image.height);} function makePowerOfTwo(image){if(image instanceof HTMLImageElement||image instanceof HTMLCanvasElement||image instanceof ImageBitmap){var canvas=document.createElementNS('http://www.w3.org/1999/xhtml','canvas');canvas.width=_Math.floorPowerOfTwo(image.width);canvas.height=_Math.floorPowerOfTwo(image.height);var context=canvas.getContext('2d');context.drawImage(image,0,0,canvas.width,canvas.height);console.warn('THREE.WebGLRenderer: image is not power of two ('+image.width+'x'+image.height+'). Resized to '+canvas.width+'x'+canvas.height,image);return canvas;} return image;} function textureNeedsPowerOfTwo(texture){return(texture.wrapS!==ClampToEdgeWrapping||texture.wrapT!==ClampToEdgeWrapping)||(texture.minFilter!==NearestFilter&&texture.minFilter!==LinearFilter);} function textureNeedsGenerateMipmaps(texture,isPowerOfTwo){return texture.generateMipmaps&&isPowerOfTwo&&texture.minFilter!==NearestFilter&&texture.minFilter!==LinearFilter;} function filterFallback(f){if(f===NearestFilter||f===NearestMipMapNearestFilter||f===NearestMipMapLinearFilter){return _gl.NEAREST;} return _gl.LINEAR;} function onTextureDispose(event){var texture=event.target;texture.removeEventListener('dispose',onTextureDispose);deallocateTexture(texture);infoMemory.textures--;} function onRenderTargetDispose(event){var renderTarget=event.target;renderTarget.removeEventListener('dispose',onRenderTargetDispose);deallocateRenderTarget(renderTarget);infoMemory.textures--;} function deallocateTexture(texture){var textureProperties=properties.get(texture);if(texture.image&&textureProperties.__image__webglTextureCube){_gl.deleteTexture(textureProperties.__image__webglTextureCube);}else{if(textureProperties.__webglInit===undefined)return;_gl.deleteTexture(textureProperties.__webglTexture);} properties.remove(texture);} function deallocateRenderTarget(renderTarget){var renderTargetProperties=properties.get(renderTarget);var textureProperties=properties.get(renderTarget.texture);if(!renderTarget)return;if(textureProperties.__webglTexture!==undefined){_gl.deleteTexture(textureProperties.__webglTexture);} if(renderTarget.depthTexture){renderTarget.depthTexture.dispose();} if(renderTarget.isWebGLRenderTargetCube){for(var i=0;i<6;i++){_gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer[i]);if(renderTargetProperties.__webglDepthbuffer)_gl.deleteRenderbuffer(renderTargetProperties.__webglDepthbuffer[i]);}}else{_gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer);if(renderTargetProperties.__webglDepthbuffer)_gl.deleteRenderbuffer(renderTargetProperties.__webglDepthbuffer);} properties.remove(renderTarget.texture);properties.remove(renderTarget);} function setTexture2D(texture,slot){var textureProperties=properties.get(texture);if(texture.version>0&&textureProperties.__version!==texture.version){var image=texture.image;if(image===undefined){console.warn('THREE.WebGLRenderer: Texture marked for update but image is undefined',texture);}else if(image.complete===false){console.warn('THREE.WebGLRenderer: Texture marked for update but image is incomplete',texture);}else{uploadTexture(textureProperties,texture,slot);return;}} state.activeTexture(_gl.TEXTURE0+slot);state.bindTexture(_gl.TEXTURE_2D,textureProperties.__webglTexture);} function setTextureCube(texture,slot){var textureProperties=properties.get(texture);if(texture.image.length===6){if(texture.version>0&&textureProperties.__version!==texture.version){if(!textureProperties.__image__webglTextureCube){texture.addEventListener('dispose',onTextureDispose);textureProperties.__image__webglTextureCube=_gl.createTexture();infoMemory.textures++;} state.activeTexture(_gl.TEXTURE0+slot);state.bindTexture(_gl.TEXTURE_CUBE_MAP,textureProperties.__image__webglTextureCube);_gl.pixelStorei(_gl.UNPACK_FLIP_Y_WEBGL,texture.flipY);var isCompressed=(texture&&texture.isCompressedTexture);var isDataTexture=(texture.image[0]&&texture.image[0].isDataTexture);var cubeImage=[];for(var i=0;i<6;i++){if(!isCompressed&&!isDataTexture){cubeImage[i]=clampToMaxSize(texture.image[i],capabilities.maxCubemapSize);}else{cubeImage[i]=isDataTexture?texture.image[i].image:texture.image[i];}} var image=cubeImage[0],isPowerOfTwoImage=isPowerOfTwo(image),glFormat=utils.convert(texture.format),glType=utils.convert(texture.type);setTextureParameters(_gl.TEXTURE_CUBE_MAP,texture,isPowerOfTwoImage);for(var i=0;i<6;i++){if(!isCompressed){if(isDataTexture){state.texImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X+i,0,glFormat,cubeImage[i].width,cubeImage[i].height,0,glFormat,glType,cubeImage[i].data);}else{state.texImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X+i,0,glFormat,glFormat,glType,cubeImage[i]);}}else{var mipmap,mipmaps=cubeImage[i].mipmaps;for(var j=0,jl=mipmaps.length;j-1){state.compressedTexImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X+i,j,glFormat,mipmap.width,mipmap.height,0,mipmap.data);}else{console.warn('THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()');}}else{state.texImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X+i,j,glFormat,mipmap.width,mipmap.height,0,glFormat,glType,mipmap.data);}}}} if(textureNeedsGenerateMipmaps(texture,isPowerOfTwoImage)){_gl.generateMipmap(_gl.TEXTURE_CUBE_MAP);} textureProperties.__version=texture.version;if(texture.onUpdate)texture.onUpdate(texture);}else{state.activeTexture(_gl.TEXTURE0+slot);state.bindTexture(_gl.TEXTURE_CUBE_MAP,textureProperties.__image__webglTextureCube);}}} function setTextureCubeDynamic(texture,slot){state.activeTexture(_gl.TEXTURE0+slot);state.bindTexture(_gl.TEXTURE_CUBE_MAP,properties.get(texture).__webglTexture);} function setTextureParameters(textureType,texture,isPowerOfTwoImage){var extension;if(isPowerOfTwoImage){_gl.texParameteri(textureType,_gl.TEXTURE_WRAP_S,utils.convert(texture.wrapS));_gl.texParameteri(textureType,_gl.TEXTURE_WRAP_T,utils.convert(texture.wrapT));_gl.texParameteri(textureType,_gl.TEXTURE_MAG_FILTER,utils.convert(texture.magFilter));_gl.texParameteri(textureType,_gl.TEXTURE_MIN_FILTER,utils.convert(texture.minFilter));}else{_gl.texParameteri(textureType,_gl.TEXTURE_WRAP_S,_gl.CLAMP_TO_EDGE);_gl.texParameteri(textureType,_gl.TEXTURE_WRAP_T,_gl.CLAMP_TO_EDGE);if(texture.wrapS!==ClampToEdgeWrapping||texture.wrapT!==ClampToEdgeWrapping){console.warn('THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.',texture);} _gl.texParameteri(textureType,_gl.TEXTURE_MAG_FILTER,filterFallback(texture.magFilter));_gl.texParameteri(textureType,_gl.TEXTURE_MIN_FILTER,filterFallback(texture.minFilter));if(texture.minFilter!==NearestFilter&&texture.minFilter!==LinearFilter){console.warn('THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.',texture);}} extension=extensions.get('EXT_texture_filter_anisotropic');if(extension){if(texture.type===FloatType&&extensions.get('OES_texture_float_linear')===null)return;if(texture.type===HalfFloatType&&extensions.get('OES_texture_half_float_linear')===null)return;if(texture.anisotropy>1||properties.get(texture).__currentAnisotropy){_gl.texParameterf(textureType,extension.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(texture.anisotropy,capabilities.getMaxAnisotropy()));properties.get(texture).__currentAnisotropy=texture.anisotropy;}}} function uploadTexture(textureProperties,texture,slot){if(textureProperties.__webglInit===undefined){textureProperties.__webglInit=true;texture.addEventListener('dispose',onTextureDispose);textureProperties.__webglTexture=_gl.createTexture();infoMemory.textures++;} state.activeTexture(_gl.TEXTURE0+slot);state.bindTexture(_gl.TEXTURE_2D,textureProperties.__webglTexture);_gl.pixelStorei(_gl.UNPACK_FLIP_Y_WEBGL,texture.flipY);_gl.pixelStorei(_gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL,texture.premultiplyAlpha);_gl.pixelStorei(_gl.UNPACK_ALIGNMENT,texture.unpackAlignment);var image=clampToMaxSize(texture.image,capabilities.maxTextureSize);if(textureNeedsPowerOfTwo(texture)&&isPowerOfTwo(image)===false){image=makePowerOfTwo(image);} var isPowerOfTwoImage=isPowerOfTwo(image),glFormat=utils.convert(texture.format),glType=utils.convert(texture.type);setTextureParameters(_gl.TEXTURE_2D,texture,isPowerOfTwoImage);var mipmap,mipmaps=texture.mipmaps;if(texture.isDepthTexture){var internalFormat=_gl.DEPTH_COMPONENT;if(texture.type===FloatType){if(!_isWebGL2)throw new Error('Float Depth Texture only supported in WebGL2.0');internalFormat=_gl.DEPTH_COMPONENT32F;}else if(_isWebGL2){internalFormat=_gl.DEPTH_COMPONENT16;} if(texture.format===DepthFormat&&internalFormat===_gl.DEPTH_COMPONENT){if(texture.type!==UnsignedShortType&&texture.type!==UnsignedIntType){console.warn('THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture.');texture.type=UnsignedShortType;glType=utils.convert(texture.type);}} if(texture.format===DepthStencilFormat){internalFormat=_gl.DEPTH_STENCIL;if(texture.type!==UnsignedInt248Type){console.warn('THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture.');texture.type=UnsignedInt248Type;glType=utils.convert(texture.type);}} state.texImage2D(_gl.TEXTURE_2D,0,internalFormat,image.width,image.height,0,glFormat,glType,null);}else if(texture.isDataTexture){if(mipmaps.length>0&&isPowerOfTwoImage){for(var i=0,il=mipmaps.length;i-1){state.compressedTexImage2D(_gl.TEXTURE_2D,i,glFormat,mipmap.width,mipmap.height,0,mipmap.data);}else{console.warn('THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()');}}else{state.texImage2D(_gl.TEXTURE_2D,i,glFormat,mipmap.width,mipmap.height,0,glFormat,glType,mipmap.data);}}}else{if(mipmaps.length>0&&isPowerOfTwoImage){for(var i=0,il=mipmaps.length;i=1.0;var currentTextureSlot=null;var currentBoundTextures={};var currentScissor=new Vector4();var currentViewport=new Vector4();function createTexture(type,target,count){var data=new Uint8Array(4);var texture=gl.createTexture();gl.bindTexture(type,texture);gl.texParameteri(type,gl.TEXTURE_MIN_FILTER,gl.NEAREST);gl.texParameteri(type,gl.TEXTURE_MAG_FILTER,gl.NEAREST);for(var i=0;i0&&gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER,gl.HIGH_FLOAT).precision>0){return'highp';} precision='mediump';} if(precision==='mediump'){if(gl.getShaderPrecisionFormat(gl.VERTEX_SHADER,gl.MEDIUM_FLOAT).precision>0&&gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER,gl.MEDIUM_FLOAT).precision>0){return'mediump';}} return'lowp';} var precision=parameters.precision!==undefined?parameters.precision:'highp';var maxPrecision=getMaxPrecision(precision);if(maxPrecision!==precision){console.warn('THREE.WebGLRenderer:',precision,'not supported, using',maxPrecision,'instead.');precision=maxPrecision;} var logarithmicDepthBuffer=parameters.logarithmicDepthBuffer===true;var maxTextures=gl.getParameter(gl.MAX_TEXTURE_IMAGE_UNITS);var maxVertexTextures=gl.getParameter(gl.MAX_VERTEX_TEXTURE_IMAGE_UNITS);var maxTextureSize=gl.getParameter(gl.MAX_TEXTURE_SIZE);var maxCubemapSize=gl.getParameter(gl.MAX_CUBE_MAP_TEXTURE_SIZE);var maxAttributes=gl.getParameter(gl.MAX_VERTEX_ATTRIBS);var maxVertexUniforms=gl.getParameter(gl.MAX_VERTEX_UNIFORM_VECTORS);var maxVaryings=gl.getParameter(gl.MAX_VARYING_VECTORS);var maxFragmentUniforms=gl.getParameter(gl.MAX_FRAGMENT_UNIFORM_VECTORS);var vertexTextures=maxVertexTextures>0;var floatFragmentTextures=!!extensions.get('OES_texture_float');var floatVertexTextures=vertexTextures&&floatFragmentTextures;return{getMaxAnisotropy:getMaxAnisotropy,getMaxPrecision:getMaxPrecision,precision:precision,logarithmicDepthBuffer:logarithmicDepthBuffer,maxTextures:maxTextures,maxVertexTextures:maxVertexTextures,maxTextureSize:maxTextureSize,maxCubemapSize:maxCubemapSize,maxAttributes:maxAttributes,maxVertexUniforms:maxVertexUniforms,maxVaryings:maxVaryings,maxFragmentUniforms:maxFragmentUniforms,vertexTextures:vertexTextures,floatFragmentTextures:floatFragmentTextures,floatVertexTextures:floatVertexTextures};} function PerspectiveCamera(fov,aspect,near,far){Camera.call(this);this.type='PerspectiveCamera';this.fov=fov!==undefined?fov:50;this.zoom=1;this.near=near!==undefined?near:0.1;this.far=far!==undefined?far:2000;this.focus=10;this.aspect=aspect!==undefined?aspect:1;this.view=null;this.filmGauge=35;this.filmOffset=0;this.updateProjectionMatrix();} PerspectiveCamera.prototype=Object.assign(Object.create(Camera.prototype),{constructor:PerspectiveCamera,isPerspectiveCamera:true,copy:function(source,recursive){Camera.prototype.copy.call(this,source,recursive);this.fov=source.fov;this.zoom=source.zoom;this.near=source.near;this.far=source.far;this.focus=source.focus;this.aspect=source.aspect;this.view=source.view===null?null:Object.assign({},source.view);this.filmGauge=source.filmGauge;this.filmOffset=source.filmOffset;return this;},setFocalLength:function(focalLength){var vExtentSlope=0.5*this.getFilmHeight()/focalLength;this.fov=_Math.RAD2DEG*2*Math.atan(vExtentSlope);this.updateProjectionMatrix();},getFocalLength:function(){var vExtentSlope=Math.tan(_Math.DEG2RAD*0.5*this.fov);return 0.5*this.getFilmHeight()/vExtentSlope;},getEffectiveFOV:function(){return _Math.RAD2DEG*2*Math.atan(Math.tan(_Math.DEG2RAD*0.5*this.fov)/this.zoom);},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1);},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1);},setViewOffset:function(fullWidth,fullHeight,x,y,width,height){this.aspect=fullWidth/fullHeight;if(this.view===null){this.view={enabled:true,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1};} this.view.enabled=true;this.view.fullWidth=fullWidth;this.view.fullHeight=fullHeight;this.view.offsetX=x;this.view.offsetY=y;this.view.width=width;this.view.height=height;this.updateProjectionMatrix();},clearViewOffset:function(){if(this.view!==null){this.view.enabled=false;} this.updateProjectionMatrix();},updateProjectionMatrix:function(){var near=this.near,top=near*Math.tan(_Math.DEG2RAD*0.5*this.fov)/this.zoom,height=2*top,width=this.aspect*height,left=-0.5*width,view=this.view;if(this.view!==null&&this.view.enabled){var fullWidth=view.fullWidth,fullHeight=view.fullHeight;left+=view.offsetX*width/fullWidth;top-=view.offsetY*height/fullHeight;width*=view.width/fullWidth;height*=view.height/fullHeight;} var skew=this.filmOffset;if(skew!==0)left+=near*skew/this.getFilmWidth();this.projectionMatrix.makePerspective(left,left+width,top,top-height,near,this.far);},toJSON:function(meta){var data=Object3D.prototype.toJSON.call(this,meta);data.object.fov=this.fov;data.object.zoom=this.zoom;data.object.near=this.near;data.object.far=this.far;data.object.focus=this.focus;data.object.aspect=this.aspect;if(this.view!==null)data.object.view=Object.assign({},this.view);data.object.filmGauge=this.filmGauge;data.object.filmOffset=this.filmOffset;return data;}});function ArrayCamera(array){PerspectiveCamera.call(this);this.cameras=array||[];} ArrayCamera.prototype=Object.assign(Object.create(PerspectiveCamera.prototype),{constructor:ArrayCamera,isArrayCamera:true});function WebVRManager(renderer){var scope=this;var device=null;var frameData=null;if(typeof window!=='undefined'&&'VRFrameData'in window){frameData=new window.VRFrameData();} var matrixWorldInverse=new Matrix4();var standingMatrix=new Matrix4();var standingMatrixInverse=new Matrix4();var cameraL=new PerspectiveCamera();cameraL.bounds=new Vector4(0.0,0.0,0.5,1.0);cameraL.layers.enable(1);var cameraR=new PerspectiveCamera();cameraR.bounds=new Vector4(0.5,0.0,0.5,1.0);cameraR.layers.enable(2);var cameraVR=new ArrayCamera([cameraL,cameraR]);cameraVR.layers.enable(1);cameraVR.layers.enable(2);var currentSize,currentPixelRatio;function onVRDisplayPresentChange(){if(device!==null&&device.isPresenting){var eyeParameters=device.getEyeParameters('left');var renderWidth=eyeParameters.renderWidth;var renderHeight=eyeParameters.renderHeight;currentPixelRatio=renderer.getPixelRatio();currentSize=renderer.getSize();renderer.setDrawingBufferSize(renderWidth*2,renderHeight,1);}else if(scope.enabled){renderer.setDrawingBufferSize(currentSize.width,currentSize.height,currentPixelRatio);}} if(typeof window!=='undefined'){window.addEventListener('vrdisplaypresentchange',onVRDisplayPresentChange,false);} this.enabled=false;this.standing=false;this.getDevice=function(){return device;};this.setDevice=function(value){if(value!==undefined)device=value;};this.getCamera=function(camera){if(device===null)return camera;device.depthNear=camera.near;device.depthFar=camera.far;device.getFrameData(frameData);var pose=frameData.pose;if(pose.position!==null){camera.position.fromArray(pose.position);}else{camera.position.set(0,0,0);} if(pose.orientation!==null){camera.quaternion.fromArray(pose.orientation);} camera.updateMatrixWorld();var stageParameters=device.stageParameters;if(this.standing&&stageParameters){standingMatrix.fromArray(stageParameters.sittingToStandingTransform);standingMatrixInverse.getInverse(standingMatrix);camera.matrixWorld.multiply(standingMatrix);camera.matrixWorldInverse.multiply(standingMatrixInverse);} if(device.isPresenting===false)return camera;cameraL.near=camera.near;cameraR.near=camera.near;cameraL.far=camera.far;cameraR.far=camera.far;cameraVR.matrixWorld.copy(camera.matrixWorld);cameraVR.matrixWorldInverse.copy(camera.matrixWorldInverse);cameraL.matrixWorldInverse.fromArray(frameData.leftViewMatrix);cameraR.matrixWorldInverse.fromArray(frameData.rightViewMatrix);if(this.standing&&stageParameters){cameraL.matrixWorldInverse.multiply(standingMatrixInverse);cameraR.matrixWorldInverse.multiply(standingMatrixInverse);} var parent=camera.parent;if(parent!==null){matrixWorldInverse.getInverse(parent.matrixWorld);cameraL.matrixWorldInverse.multiply(matrixWorldInverse);cameraR.matrixWorldInverse.multiply(matrixWorldInverse);} cameraL.matrixWorld.getInverse(cameraL.matrixWorldInverse);cameraR.matrixWorld.getInverse(cameraR.matrixWorldInverse);cameraL.projectionMatrix.fromArray(frameData.leftProjectionMatrix);cameraR.projectionMatrix.fromArray(frameData.rightProjectionMatrix);cameraVR.projectionMatrix.copy(cameraL.projectionMatrix);var layers=device.getLayers();if(layers.length){var layer=layers[0];if(layer.leftBounds!==null&&layer.leftBounds.length===4){cameraL.bounds.fromArray(layer.leftBounds);} if(layer.rightBounds!==null&&layer.rightBounds.length===4){cameraR.bounds.fromArray(layer.rightBounds);}} return cameraVR;};this.getStandingMatrix=function(){return standingMatrix;};this.submitFrame=function(){if(device&&device.isPresenting)device.submitFrame();};this.dispose=function(){if(typeof window!=='undefined'){window.removeEventListener('vrdisplaypresentchange',onVRDisplayPresentChange);}};} function WebGLExtensions(gl){var extensions={};return{get:function(name){if(extensions[name]!==undefined){return extensions[name];} var extension;switch(name){case'WEBGL_depth_texture':extension=gl.getExtension('WEBGL_depth_texture')||gl.getExtension('MOZ_WEBGL_depth_texture')||gl.getExtension('WEBKIT_WEBGL_depth_texture');break;case'EXT_texture_filter_anisotropic':extension=gl.getExtension('EXT_texture_filter_anisotropic')||gl.getExtension('MOZ_EXT_texture_filter_anisotropic')||gl.getExtension('WEBKIT_EXT_texture_filter_anisotropic');break;case'WEBGL_compressed_texture_s3tc':extension=gl.getExtension('WEBGL_compressed_texture_s3tc')||gl.getExtension('MOZ_WEBGL_compressed_texture_s3tc')||gl.getExtension('WEBKIT_WEBGL_compressed_texture_s3tc');break;case'WEBGL_compressed_texture_pvrtc':extension=gl.getExtension('WEBGL_compressed_texture_pvrtc')||gl.getExtension('WEBKIT_WEBGL_compressed_texture_pvrtc');break;case'WEBGL_compressed_texture_etc1':extension=gl.getExtension('WEBGL_compressed_texture_etc1');break;default:extension=gl.getExtension(name);} if(extension===null){console.warn('THREE.WebGLRenderer: '+name+' extension not supported.');} extensions[name]=extension;return extension;}};} function WebGLClipping(){var scope=this,globalState=null,numGlobalPlanes=0,localClippingEnabled=false,renderingShadows=false,plane=new Plane(),viewNormalMatrix=new Matrix3(),uniform={value:null,needsUpdate:false};this.uniform=uniform;this.numPlanes=0;this.numIntersection=0;this.init=function(planes,enableLocalClipping,camera){var enabled=planes.length!==0||enableLocalClipping||numGlobalPlanes!==0||localClippingEnabled;localClippingEnabled=enableLocalClipping;globalState=projectPlanes(planes,camera,0);numGlobalPlanes=planes.length;return enabled;};this.beginShadows=function(){renderingShadows=true;projectPlanes(null);};this.endShadows=function(){renderingShadows=false;resetGlobalState();};this.setState=function(planes,clipIntersection,clipShadows,camera,cache,fromCache){if(!localClippingEnabled||planes===null||planes.length===0||renderingShadows&&!clipShadows){if(renderingShadows){projectPlanes(null);}else{resetGlobalState();}}else{var nGlobal=renderingShadows?0:numGlobalPlanes,lGlobal=nGlobal*4,dstArray=cache.clippingState||null;uniform.value=dstArray;dstArray=projectPlanes(planes,camera,lGlobal,fromCache);for(var i=0;i!==lGlobal;++i){dstArray[i]=globalState[i];} cache.clippingState=dstArray;this.numIntersection=clipIntersection?this.numPlanes:0;this.numPlanes+=nGlobal;}};function resetGlobalState(){if(uniform.value!==globalState){uniform.value=globalState;uniform.needsUpdate=numGlobalPlanes>0;} scope.numPlanes=numGlobalPlanes;scope.numIntersection=0;} function projectPlanes(planes,camera,dstOffset,skipTransform){var nPlanes=planes!==null?planes.length:0,dstArray=null;if(nPlanes!==0){dstArray=uniform.value;if(skipTransform!==true||dstArray===null){var flatSize=dstOffset+nPlanes*4,viewMatrix=camera.matrixWorldInverse;viewNormalMatrix.getNormalMatrix(viewMatrix);if(dstArray===null||dstArray.length0){renderer.renderInstances(geometry,drawStart,drawCount);}}else{renderer.render(drawStart,drawCount);}};function setupVertexAttributes(material,program,geometry,startIndex){if(geometry&&geometry.isInstancedBufferGeometry){if(extensions.get('ANGLE_instanced_arrays')===null){console.error('THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.');return;}} if(startIndex===undefined)startIndex=0;state.initAttributes();var geometryAttributes=geometry.attributes;var programAttributes=program.getAttributes();var materialDefaultAttributeValues=material.defaultAttributeValues;for(var name in programAttributes){var programAttribute=programAttributes[name];if(programAttribute>=0){var geometryAttribute=geometryAttributes[name];if(geometryAttribute!==undefined){var normalized=geometryAttribute.normalized;var size=geometryAttribute.itemSize;var attribute=attributes.get(geometryAttribute);if(attribute===undefined)continue;var buffer=attribute.buffer;var type=attribute.type;var bytesPerElement=attribute.bytesPerElement;if(geometryAttribute.isInterleavedBufferAttribute){var data=geometryAttribute.data;var stride=data.stride;var offset=geometryAttribute.offset;if(data&&data.isInstancedInterleavedBuffer){state.enableAttributeAndDivisor(programAttribute,data.meshPerAttribute);if(geometry.maxInstancedCount===undefined){geometry.maxInstancedCount=data.meshPerAttribute*data.count;}}else{state.enableAttribute(programAttribute);} _gl.bindBuffer(_gl.ARRAY_BUFFER,buffer);_gl.vertexAttribPointer(programAttribute,size,type,normalized,stride*bytesPerElement,(startIndex*stride+offset)*bytesPerElement);}else{if(geometryAttribute.isInstancedBufferAttribute){state.enableAttributeAndDivisor(programAttribute,geometryAttribute.meshPerAttribute);if(geometry.maxInstancedCount===undefined){geometry.maxInstancedCount=geometryAttribute.meshPerAttribute*geometryAttribute.count;}}else{state.enableAttribute(programAttribute);} _gl.bindBuffer(_gl.ARRAY_BUFFER,buffer);_gl.vertexAttribPointer(programAttribute,size,type,normalized,0,startIndex*size*bytesPerElement);}}else if(materialDefaultAttributeValues!==undefined){var value=materialDefaultAttributeValues[name];if(value!==undefined){switch(value.length){case 2:_gl.vertexAttrib2fv(programAttribute,value);break;case 3:_gl.vertexAttrib3fv(programAttribute,value);break;case 4:_gl.vertexAttrib4fv(programAttribute,value);break;default:_gl.vertexAttrib1fv(programAttribute,value);}}}}} state.disableUnusedAttributes();} this.compile=function(scene,camera){lightsArray.length=0;shadowsArray.length=0;scene.traverse(function(object){if(object.isLight){lightsArray.push(object);if(object.castShadow){shadowsArray.push(object);}}});lights.setup(lightsArray,shadowsArray,camera);scene.traverse(function(object){if(object.material){if(Array.isArray(object.material)){for(var i=0;i=0){material.numSupportedMorphTargets++;}}} if(material.morphNormals){material.numSupportedMorphNormals=0;for(var i=0;i<_this.maxMorphNormals;i++){if(programAttributes['morphNormal'+i]>=0){material.numSupportedMorphNormals++;}}} var uniforms=materialProperties.shader.uniforms;if(!material.isShaderMaterial&&!material.isRawShaderMaterial||material.clipping===true){materialProperties.numClippingPlanes=_clipping.numPlanes;materialProperties.numIntersection=_clipping.numIntersection;uniforms.clippingPlanes=_clipping.uniform;} materialProperties.fog=fog;materialProperties.lightsHash=lights.state.hash;if(material.lights){uniforms.ambientLightColor.value=lights.state.ambient;uniforms.directionalLights.value=lights.state.directional;uniforms.spotLights.value=lights.state.spot;uniforms.rectAreaLights.value=lights.state.rectArea;uniforms.pointLights.value=lights.state.point;uniforms.hemisphereLights.value=lights.state.hemi;uniforms.directionalShadowMap.value=lights.state.directionalShadowMap;uniforms.directionalShadowMatrix.value=lights.state.directionalShadowMatrix;uniforms.spotShadowMap.value=lights.state.spotShadowMap;uniforms.spotShadowMatrix.value=lights.state.spotShadowMatrix;uniforms.pointShadowMap.value=lights.state.pointShadowMap;uniforms.pointShadowMatrix.value=lights.state.pointShadowMatrix;} var progUniforms=materialProperties.program.getUniforms(),uniformsList=WebGLUniforms.seqWithValue(progUniforms.seq,uniforms);materialProperties.uniformsList=uniformsList;} function setProgram(camera,fog,material,object){_usedTextureUnits=0;var materialProperties=properties.get(material);if(_clippingEnabled){if(_localClippingEnabled||camera!==_currentCamera){var useCache=camera===_currentCamera&&material.id===_currentMaterialId;_clipping.setState(material.clippingPlanes,material.clipIntersection,material.clipShadows,camera,materialProperties,useCache);}} if(material.needsUpdate===false){if(materialProperties.program===undefined){material.needsUpdate=true;}else if(material.fog&&materialProperties.fog!==fog){material.needsUpdate=true;}else if(material.lights&&materialProperties.lightsHash!==lights.state.hash){material.needsUpdate=true;}else if(materialProperties.numClippingPlanes!==undefined&&(materialProperties.numClippingPlanes!==_clipping.numPlanes||materialProperties.numIntersection!==_clipping.numIntersection)){material.needsUpdate=true;}} if(material.needsUpdate){initMaterial(material,fog,object);material.needsUpdate=false;} var refreshProgram=false;var refreshMaterial=false;var refreshLights=false;var program=materialProperties.program,p_uniforms=program.getUniforms(),m_uniforms=materialProperties.shader.uniforms;if(state.useProgram(program.program)){refreshProgram=true;refreshMaterial=true;refreshLights=true;} if(material.id!==_currentMaterialId){_currentMaterialId=material.id;refreshMaterial=true;} if(refreshProgram||camera!==_currentCamera){p_uniforms.setValue(_gl,'projectionMatrix',camera.projectionMatrix);if(capabilities.logarithmicDepthBuffer){p_uniforms.setValue(_gl,'logDepthBufFC',2.0/(Math.log(camera.far+1.0)/Math.LN2));} if(_currentCamera!==(_currentArrayCamera||camera)){_currentCamera=(_currentArrayCamera||camera);refreshMaterial=true;refreshLights=true;} if(material.isShaderMaterial||material.isMeshPhongMaterial||material.isMeshStandardMaterial||material.envMap){var uCamPos=p_uniforms.map.cameraPosition;if(uCamPos!==undefined){uCamPos.setValue(_gl,_vector3.setFromMatrixPosition(camera.matrixWorld));}} if(material.isMeshPhongMaterial||material.isMeshLambertMaterial||material.isMeshBasicMaterial||material.isMeshStandardMaterial||material.isShaderMaterial||material.skinning){p_uniforms.setValue(_gl,'viewMatrix',camera.matrixWorldInverse);}} if(material.skinning){p_uniforms.setOptional(_gl,object,'bindMatrix');p_uniforms.setOptional(_gl,object,'bindMatrixInverse');var skeleton=object.skeleton;if(skeleton){var bones=skeleton.bones;if(capabilities.floatVertexTextures){if(skeleton.boneTexture===undefined){var size=Math.sqrt(bones.length*4);size=_Math.ceilPowerOfTwo(size);size=Math.max(size,4);var boneMatrices=new Float32Array(size*size*4);boneMatrices.set(skeleton.boneMatrices);var boneTexture=new DataTexture(boneMatrices,size,size,RGBAFormat,FloatType);skeleton.boneMatrices=boneMatrices;skeleton.boneTexture=boneTexture;skeleton.boneTextureSize=size;} p_uniforms.setValue(_gl,'boneTexture',skeleton.boneTexture);p_uniforms.setValue(_gl,'boneTextureSize',skeleton.boneTextureSize);}else{p_uniforms.setOptional(_gl,skeleton,'boneMatrices');}}} if(refreshMaterial){p_uniforms.setValue(_gl,'toneMappingExposure',_this.toneMappingExposure);p_uniforms.setValue(_gl,'toneMappingWhitePoint',_this.toneMappingWhitePoint);if(material.lights){markUniformsLightsNeedsUpdate(m_uniforms,refreshLights);} if(fog&&material.fog){refreshUniformsFog(m_uniforms,fog);} if(material.isMeshBasicMaterial){refreshUniformsCommon(m_uniforms,material);}else if(material.isMeshLambertMaterial){refreshUniformsCommon(m_uniforms,material);refreshUniformsLambert(m_uniforms,material);}else if(material.isMeshPhongMaterial){refreshUniformsCommon(m_uniforms,material);if(material.isMeshToonMaterial){refreshUniformsToon(m_uniforms,material);}else{refreshUniformsPhong(m_uniforms,material);}}else if(material.isMeshStandardMaterial){refreshUniformsCommon(m_uniforms,material);if(material.isMeshPhysicalMaterial){refreshUniformsPhysical(m_uniforms,material);}else{refreshUniformsStandard(m_uniforms,material);}}else if(material.isMeshDepthMaterial){refreshUniformsCommon(m_uniforms,material);refreshUniformsDepth(m_uniforms,material);}else if(material.isMeshDistanceMaterial){refreshUniformsCommon(m_uniforms,material);refreshUniformsDistance(m_uniforms,material);}else if(material.isMeshNormalMaterial){refreshUniformsCommon(m_uniforms,material);refreshUniformsNormal(m_uniforms,material);}else if(material.isLineBasicMaterial){refreshUniformsLine(m_uniforms,material);if(material.isLineDashedMaterial){refreshUniformsDash(m_uniforms,material);}}else if(material.isPointsMaterial){refreshUniformsPoints(m_uniforms,material);}else if(material.isShadowMaterial){m_uniforms.color.value=material.color;m_uniforms.opacity.value=material.opacity;} if(m_uniforms.ltcMat!==undefined)m_uniforms.ltcMat.value=UniformsLib.LTC_MAT_TEXTURE;if(m_uniforms.ltcMag!==undefined)m_uniforms.ltcMag.value=UniformsLib.LTC_MAG_TEXTURE;WebGLUniforms.upload(_gl,materialProperties.uniformsList,m_uniforms,_this);} p_uniforms.setValue(_gl,'modelViewMatrix',object.modelViewMatrix);p_uniforms.setValue(_gl,'normalMatrix',object.normalMatrix);p_uniforms.setValue(_gl,'modelMatrix',object.matrixWorld);return program;} function refreshUniformsCommon(uniforms,material){uniforms.opacity.value=material.opacity;if(material.color){uniforms.diffuse.value=material.color;} if(material.emissive){uniforms.emissive.value.copy(material.emissive).multiplyScalar(material.emissiveIntensity);} if(material.map){uniforms.map.value=material.map;} if(material.alphaMap){uniforms.alphaMap.value=material.alphaMap;} if(material.specularMap){uniforms.specularMap.value=material.specularMap;} if(material.envMap){uniforms.envMap.value=material.envMap;uniforms.flipEnvMap.value=(!(material.envMap&&material.envMap.isCubeTexture))?1:-1;uniforms.reflectivity.value=material.reflectivity;uniforms.refractionRatio.value=material.refractionRatio;} if(material.lightMap){uniforms.lightMap.value=material.lightMap;uniforms.lightMapIntensity.value=material.lightMapIntensity;} if(material.aoMap){uniforms.aoMap.value=material.aoMap;uniforms.aoMapIntensity.value=material.aoMapIntensity;} var uvScaleMap;if(material.map){uvScaleMap=material.map;}else if(material.specularMap){uvScaleMap=material.specularMap;}else if(material.displacementMap){uvScaleMap=material.displacementMap;}else if(material.normalMap){uvScaleMap=material.normalMap;}else if(material.bumpMap){uvScaleMap=material.bumpMap;}else if(material.roughnessMap){uvScaleMap=material.roughnessMap;}else if(material.metalnessMap){uvScaleMap=material.metalnessMap;}else if(material.alphaMap){uvScaleMap=material.alphaMap;}else if(material.emissiveMap){uvScaleMap=material.emissiveMap;} if(uvScaleMap!==undefined){if(uvScaleMap.isWebGLRenderTarget){uvScaleMap=uvScaleMap.texture;} if(uvScaleMap.matrixAutoUpdate===true){var offset=uvScaleMap.offset;var repeat=uvScaleMap.repeat;var rotation=uvScaleMap.rotation;var center=uvScaleMap.center;uvScaleMap.matrix.setUvTransform(offset.x,offset.y,repeat.x,repeat.y,rotation,center.x,center.y);} uniforms.uvTransform.value.copy(uvScaleMap.matrix);}} function refreshUniformsLine(uniforms,material){uniforms.diffuse.value=material.color;uniforms.opacity.value=material.opacity;} function refreshUniformsDash(uniforms,material){uniforms.dashSize.value=material.dashSize;uniforms.totalSize.value=material.dashSize+material.gapSize;uniforms.scale.value=material.scale;} function refreshUniformsPoints(uniforms,material){uniforms.diffuse.value=material.color;uniforms.opacity.value=material.opacity;uniforms.size.value=material.size*_pixelRatio;uniforms.scale.value=_height*0.5;uniforms.map.value=material.map;if(material.map!==null){if(material.map.matrixAutoUpdate===true){var offset=material.map.offset;var repeat=material.map.repeat;var rotation=material.map.rotation;var center=material.map.center;material.map.matrix.setUvTransform(offset.x,offset.y,repeat.x,repeat.y,rotation,center.x,center.y);} uniforms.uvTransform.value.copy(material.map.matrix);}} function refreshUniformsFog(uniforms,fog){uniforms.fogColor.value=fog.color;if(fog.isFog){uniforms.fogNear.value=fog.near;uniforms.fogFar.value=fog.far;}else if(fog.isFogExp2){uniforms.fogDensity.value=fog.density;}} function refreshUniformsLambert(uniforms,material){if(material.emissiveMap){uniforms.emissiveMap.value=material.emissiveMap;}} function refreshUniformsPhong(uniforms,material){uniforms.specular.value=material.specular;uniforms.shininess.value=Math.max(material.shininess,1e-4);if(material.emissiveMap){uniforms.emissiveMap.value=material.emissiveMap;} if(material.bumpMap){uniforms.bumpMap.value=material.bumpMap;uniforms.bumpScale.value=material.bumpScale;} if(material.normalMap){uniforms.normalMap.value=material.normalMap;uniforms.normalScale.value.copy(material.normalScale);} if(material.displacementMap){uniforms.displacementMap.value=material.displacementMap;uniforms.displacementScale.value=material.displacementScale;uniforms.displacementBias.value=material.displacementBias;}} function refreshUniformsToon(uniforms,material){refreshUniformsPhong(uniforms,material);if(material.gradientMap){uniforms.gradientMap.value=material.gradientMap;}} function refreshUniformsStandard(uniforms,material){uniforms.roughness.value=material.roughness;uniforms.metalness.value=material.metalness;if(material.roughnessMap){uniforms.roughnessMap.value=material.roughnessMap;} if(material.metalnessMap){uniforms.metalnessMap.value=material.metalnessMap;} if(material.emissiveMap){uniforms.emissiveMap.value=material.emissiveMap;} if(material.bumpMap){uniforms.bumpMap.value=material.bumpMap;uniforms.bumpScale.value=material.bumpScale;} if(material.normalMap){uniforms.normalMap.value=material.normalMap;uniforms.normalScale.value.copy(material.normalScale);} if(material.displacementMap){uniforms.displacementMap.value=material.displacementMap;uniforms.displacementScale.value=material.displacementScale;uniforms.displacementBias.value=material.displacementBias;} if(material.envMap){uniforms.envMapIntensity.value=material.envMapIntensity;}} function refreshUniformsPhysical(uniforms,material){uniforms.clearCoat.value=material.clearCoat;uniforms.clearCoatRoughness.value=material.clearCoatRoughness;refreshUniformsStandard(uniforms,material);} function refreshUniformsDepth(uniforms,material){if(material.displacementMap){uniforms.displacementMap.value=material.displacementMap;uniforms.displacementScale.value=material.displacementScale;uniforms.displacementBias.value=material.displacementBias;}} function refreshUniformsDistance(uniforms,material){if(material.displacementMap){uniforms.displacementMap.value=material.displacementMap;uniforms.displacementScale.value=material.displacementScale;uniforms.displacementBias.value=material.displacementBias;} uniforms.referencePosition.value.copy(material.referencePosition);uniforms.nearDistance.value=material.nearDistance;uniforms.farDistance.value=material.farDistance;} function refreshUniformsNormal(uniforms,material){if(material.bumpMap){uniforms.bumpMap.value=material.bumpMap;uniforms.bumpScale.value=material.bumpScale;} if(material.normalMap){uniforms.normalMap.value=material.normalMap;uniforms.normalScale.value.copy(material.normalScale);} if(material.displacementMap){uniforms.displacementMap.value=material.displacementMap;uniforms.displacementScale.value=material.displacementScale;uniforms.displacementBias.value=material.displacementBias;}} function markUniformsLightsNeedsUpdate(uniforms,value){uniforms.ambientLightColor.needsUpdate=value;uniforms.directionalLights.needsUpdate=value;uniforms.pointLights.needsUpdate=value;uniforms.spotLights.needsUpdate=value;uniforms.rectAreaLights.needsUpdate=value;uniforms.hemisphereLights.needsUpdate=value;} this.setFaceCulling=function(cullFace,frontFaceDirection){state.setCullFace(cullFace);state.setFlipSided(frontFaceDirection===FrontFaceDirectionCW);};function allocTextureUnit(){var textureUnit=_usedTextureUnits;if(textureUnit>=capabilities.maxTextures){console.warn('THREE.WebGLRenderer: Trying to use '+textureUnit+' texture units while this GPU supports only '+capabilities.maxTextures);} _usedTextureUnits+=1;return textureUnit;} this.allocTextureUnit=allocTextureUnit;this.setTexture2D=(function(){var warned=false;return function setTexture2D(texture,slot){if(texture&&texture.isWebGLRenderTarget){if(!warned){console.warn("THREE.WebGLRenderer.setTexture2D: don't use render targets as textures. Use their .texture property instead.");warned=true;} texture=texture.texture;} textures.setTexture2D(texture,slot);};}());this.setTexture=(function(){var warned=false;return function setTexture(texture,slot){if(!warned){console.warn("THREE.WebGLRenderer: .setTexture is deprecated, use setTexture2D instead.");warned=true;} textures.setTexture2D(texture,slot);};}());this.setTextureCube=(function(){var warned=false;return function setTextureCube(texture,slot){if(texture&&texture.isWebGLRenderTargetCube){if(!warned){console.warn("THREE.WebGLRenderer.setTextureCube: don't use cube render targets as textures. Use their .texture property instead.");warned=true;} texture=texture.texture;} if((texture&&texture.isCubeTexture)||(Array.isArray(texture.image)&&texture.image.length===6)){textures.setTextureCube(texture,slot);}else{textures.setTextureCubeDynamic(texture,slot);}};}());this.getRenderTarget=function(){return _currentRenderTarget;};this.setRenderTarget=function(renderTarget){_currentRenderTarget=renderTarget;if(renderTarget&&properties.get(renderTarget).__webglFramebuffer===undefined){textures.setupRenderTarget(renderTarget);} var framebuffer=null;var isCube=false;if(renderTarget){var __webglFramebuffer=properties.get(renderTarget).__webglFramebuffer;if(renderTarget.isWebGLRenderTargetCube){framebuffer=__webglFramebuffer[renderTarget.activeCubeFace];isCube=true;}else{framebuffer=__webglFramebuffer;} _currentViewport.copy(renderTarget.viewport);_currentScissor.copy(renderTarget.scissor);_currentScissorTest=renderTarget.scissorTest;}else{_currentViewport.copy(_viewport).multiplyScalar(_pixelRatio);_currentScissor.copy(_scissor).multiplyScalar(_pixelRatio);_currentScissorTest=_scissorTest;} if(_currentFramebuffer!==framebuffer){_gl.bindFramebuffer(_gl.FRAMEBUFFER,framebuffer);_currentFramebuffer=framebuffer;} state.viewport(_currentViewport);state.scissor(_currentScissor);state.setScissorTest(_currentScissorTest);if(isCube){var textureProperties=properties.get(renderTarget.texture);_gl.framebufferTexture2D(_gl.FRAMEBUFFER,_gl.COLOR_ATTACHMENT0,_gl.TEXTURE_CUBE_MAP_POSITIVE_X+renderTarget.activeCubeFace,textureProperties.__webglTexture,renderTarget.activeMipMapLevel);}};this.readRenderTargetPixels=function(renderTarget,x,y,width,height,buffer){if(!(renderTarget&&renderTarget.isWebGLRenderTarget)){console.error('THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.');return;} var framebuffer=properties.get(renderTarget).__webglFramebuffer;if(framebuffer){var restore=false;if(framebuffer!==_currentFramebuffer){_gl.bindFramebuffer(_gl.FRAMEBUFFER,framebuffer);restore=true;} try{var texture=renderTarget.texture;var textureFormat=texture.format;var textureType=texture.type;if(textureFormat!==RGBAFormat&&utils.convert(textureFormat)!==_gl.getParameter(_gl.IMPLEMENTATION_COLOR_READ_FORMAT)){console.error('THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.');return;} if(textureType!==UnsignedByteType&&utils.convert(textureType)!==_gl.getParameter(_gl.IMPLEMENTATION_COLOR_READ_TYPE)&&!(textureType===FloatType&&(extensions.get('OES_texture_float')||extensions.get('WEBGL_color_buffer_float')))&&!(textureType===HalfFloatType&&extensions.get('EXT_color_buffer_half_float'))){console.error('THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.');return;} if(_gl.checkFramebufferStatus(_gl.FRAMEBUFFER)===_gl.FRAMEBUFFER_COMPLETE){if((x>=0&&x<=(renderTarget.width-width))&&(y>=0&&y<=(renderTarget.height-height))){_gl.readPixels(x,y,width,height,utils.convert(textureFormat),utils.convert(textureType),buffer);}}else{console.error('THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.');}}finally{if(restore){_gl.bindFramebuffer(_gl.FRAMEBUFFER,_currentFramebuffer);}}}};} function FogExp2(color,density){this.name='';this.color=new Color(color);this.density=(density!==undefined)?density:0.00025;} FogExp2.prototype.isFogExp2=true;FogExp2.prototype.clone=function(){return new FogExp2(this.color.getHex(),this.density);};FogExp2.prototype.toJSON=function(){return{type:'FogExp2',color:this.color.getHex(),density:this.density};};function Fog(color,near,far){this.name='';this.color=new Color(color);this.near=(near!==undefined)?near:1;this.far=(far!==undefined)?far:1000;} Fog.prototype.isFog=true;Fog.prototype.clone=function(){return new Fog(this.color.getHex(),this.near,this.far);};Fog.prototype.toJSON=function(){return{type:'Fog',color:this.color.getHex(),near:this.near,far:this.far};};function Scene(){Object3D.call(this);this.type='Scene';this.background=null;this.fog=null;this.overrideMaterial=null;this.autoUpdate=true;} Scene.prototype=Object.assign(Object.create(Object3D.prototype),{constructor:Scene,copy:function(source,recursive){Object3D.prototype.copy.call(this,source,recursive);if(source.background!==null)this.background=source.background.clone();if(source.fog!==null)this.fog=source.fog.clone();if(source.overrideMaterial!==null)this.overrideMaterial=source.overrideMaterial.clone();this.autoUpdate=source.autoUpdate;this.matrixAutoUpdate=source.matrixAutoUpdate;return this;},toJSON:function(meta){var data=Object3D.prototype.toJSON.call(this,meta);if(this.background!==null)data.object.background=this.background.toJSON(meta);if(this.fog!==null)data.object.fog=this.fog.toJSON();return data;}});function LensFlare(texture,size,distance,blending,color){Object3D.call(this);this.lensFlares=[];this.positionScreen=new Vector3();this.customUpdateCallback=undefined;if(texture!==undefined){this.add(texture,size,distance,blending,color);}} LensFlare.prototype=Object.assign(Object.create(Object3D.prototype),{constructor:LensFlare,isLensFlare:true,copy:function(source){Object3D.prototype.copy.call(this,source);this.positionScreen.copy(source.positionScreen);this.customUpdateCallback=source.customUpdateCallback;for(var i=0,l=source.lensFlares.length;iguessSizeSq)return;var distance=raycaster.ray.origin.distanceTo(intersectPoint);if(distanceraycaster.far)return;intersects.push({distance:distance,point:intersectPoint.clone(),face:null,object:this});};}()),clone:function(){return new this.constructor(this.material).copy(this);}});function LOD(){Object3D.call(this);this.type='LOD';Object.defineProperties(this,{levels:{enumerable:true,value:[]}});} LOD.prototype=Object.assign(Object.create(Object3D.prototype),{constructor:LOD,copy:function(source){Object3D.prototype.copy.call(this,source,false);var levels=source.levels;for(var i=0,l=levels.length;i1){v1.setFromMatrixPosition(camera.matrixWorld);v2.setFromMatrixPosition(this.matrixWorld);var distance=v1.distanceTo(v2);levels[0].object.visible=true;for(var i=1,l=levels.length;i=levels[i].distance){levels[i-1].object.visible=false;levels[i].object.visible=true;}else{break;}} for(;iprecisionSq)continue;interRay.applyMatrix4(this.matrixWorld);var distance=raycaster.ray.origin.distanceTo(interRay);if(distanceraycaster.far)continue;intersects.push({distance:distance,point:interSegment.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this});}}else{for(var i=0,l=positions.length/3-1;iprecisionSq)continue;interRay.applyMatrix4(this.matrixWorld);var distance=raycaster.ray.origin.distanceTo(interRay);if(distanceraycaster.far)continue;intersects.push({distance:distance,point:interSegment.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this});}}}else if(geometry.isGeometry){var vertices=geometry.vertices;var nbVertices=vertices.length;for(var i=0;iprecisionSq)continue;interRay.applyMatrix4(this.matrixWorld);var distance=raycaster.ray.origin.distanceTo(interRay);if(distanceraycaster.far)continue;intersects.push({distance:distance,point:interSegment.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this});}}};}()),clone:function(){return new this.constructor(this.geometry,this.material).copy(this);}});function LineSegments(geometry,material){Line.call(this,geometry,material);this.type='LineSegments';} LineSegments.prototype=Object.assign(Object.create(Line.prototype),{constructor:LineSegments,isLineSegments:true});function LineLoop(geometry,material){Line.call(this,geometry,material);this.type='LineLoop';} LineLoop.prototype=Object.assign(Object.create(Line.prototype),{constructor:LineLoop,isLineLoop:true,});function PointsMaterial(parameters){Material.call(this);this.type='PointsMaterial';this.color=new Color(0xffffff);this.map=null;this.size=1;this.sizeAttenuation=true;this.lights=false;this.setValues(parameters);} PointsMaterial.prototype=Object.create(Material.prototype);PointsMaterial.prototype.constructor=PointsMaterial;PointsMaterial.prototype.isPointsMaterial=true;PointsMaterial.prototype.copy=function(source){Material.prototype.copy.call(this,source);this.color.copy(source.color);this.map=source.map;this.size=source.size;this.sizeAttenuation=source.sizeAttenuation;return this;};function Points(geometry,material){Object3D.call(this);this.type='Points';this.geometry=geometry!==undefined?geometry:new BufferGeometry();this.material=material!==undefined?material:new PointsMaterial({color:Math.random()*0xffffff});} Points.prototype=Object.assign(Object.create(Object3D.prototype),{constructor:Points,isPoints:true,raycast:(function(){var inverseMatrix=new Matrix4();var ray=new Ray();var sphere=new Sphere();return function raycast(raycaster,intersects){var object=this;var geometry=this.geometry;var matrixWorld=this.matrixWorld;var threshold=raycaster.params.Points.threshold;if(geometry.boundingSphere===null)geometry.computeBoundingSphere();sphere.copy(geometry.boundingSphere);sphere.applyMatrix4(matrixWorld);sphere.radius+=threshold;if(raycaster.ray.intersectsSphere(sphere)===false)return;inverseMatrix.getInverse(matrixWorld);ray.copy(raycaster.ray).applyMatrix4(inverseMatrix);var localThreshold=threshold/((this.scale.x+this.scale.y+this.scale.z)/3);var localThresholdSq=localThreshold*localThreshold;var position=new Vector3();function testPoint(point,index){var rayPointDistanceSq=ray.distanceSqToPoint(point);if(rayPointDistanceSqraycaster.far)return;intersects.push({distance:distance,distanceToRay:Math.sqrt(rayPointDistanceSq),point:intersectPoint.clone(),index:index,face:null,object:object});}} if(geometry.isBufferGeometry){var index=geometry.index;var attributes=geometry.attributes;var positions=attributes.position.array;if(index!==null){var indices=index.array;for(var i=0,il=indices.length;i=video.HAVE_CURRENT_DATA){scope.needsUpdate=true;} requestAnimationFrame(update);} requestAnimationFrame(update);} VideoTexture.prototype=Object.create(Texture.prototype);VideoTexture.prototype.constructor=VideoTexture;function CompressedTexture(mipmaps,width,height,format,type,mapping,wrapS,wrapT,magFilter,minFilter,anisotropy,encoding){Texture.call(this,null,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy,encoding);this.image={width:width,height:height};this.mipmaps=mipmaps;this.flipY=false;this.generateMipmaps=false;} CompressedTexture.prototype=Object.create(Texture.prototype);CompressedTexture.prototype.constructor=CompressedTexture;CompressedTexture.prototype.isCompressedTexture=true;function DepthTexture(width,height,type,mapping,wrapS,wrapT,magFilter,minFilter,anisotropy,format){format=format!==undefined?format:DepthFormat;if(format!==DepthFormat&&format!==DepthStencilFormat){throw new Error('DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat');} if(type===undefined&&format===DepthFormat)type=UnsignedShortType;if(type===undefined&&format===DepthStencilFormat)type=UnsignedInt248Type;Texture.call(this,null,mapping,wrapS,wrapT,magFilter,minFilter,format,type,anisotropy);this.image={width:width,height:height};this.magFilter=magFilter!==undefined?magFilter:NearestFilter;this.minFilter=minFilter!==undefined?minFilter:NearestFilter;this.flipY=false;this.generateMipmaps=false;} DepthTexture.prototype=Object.create(Texture.prototype);DepthTexture.prototype.constructor=DepthTexture;DepthTexture.prototype.isDepthTexture=true;function WireframeGeometry(geometry){BufferGeometry.call(this);this.type='WireframeGeometry';var vertices=[];var i,j,l,o,ol;var edge=[0,0],edges={},e,edge1,edge2;var key,keys=['a','b','c'];var vertex;if(geometry&&geometry.isGeometry){var faces=geometry.faces;for(i=0,l=faces.length;i=0){p1=func(u-EPS,v,p1);pu.subVectors(p0,p1);}else{p1=func(u+EPS,v,p1);pu.subVectors(p1,p0);} if(v-EPS>=0){p1=func(u,v-EPS,p1);pv.subVectors(p0,p1);}else{p1=func(u,v+EPS,p1);pv.subVectors(p1,p0);} normal.crossVectors(pu,pv).normalize();normals.push(normal.x,normal.y,normal.z);uvs.push(u,v);}} for(i=0;i0.9&&min<0.1){if(x0<0.2)uvBuffer[i+0]+=1;if(x1<0.2)uvBuffer[i+2]+=1;if(x2<0.2)uvBuffer[i+4]+=1;}}} function pushVertex(vertex){vertexBuffer.push(vertex.x,vertex.y,vertex.z);} function getVertexByIndex(index,vertex){var stride=index*3;vertex.x=vertices[stride+0];vertex.y=vertices[stride+1];vertex.z=vertices[stride+2];} function correctUVs(){var a=new Vector3();var b=new Vector3();var c=new Vector3();var centroid=new Vector3();var uvA=new Vector2();var uvB=new Vector2();var uvC=new Vector2();for(var i=0,j=0;i=-Number.EPSILON)&&(bCROSScp>=-Number.EPSILON)&&(cCROSSap>=-Number.EPSILON))return false;} return true;} return function triangulate(contour,indices){var n=contour.length;if(n<3)return null;var result=[],verts=[],vertIndices=[];var u,v,w;if(ShapeUtils.area(contour)>0.0){for(v=0;v2;){if((count--)<=0){console.warn('THREE.ShapeUtils: Unable to triangulate polygon! in triangulate()');if(indices)return vertIndices;return result;} u=v;if(nv<=u)u=0;v=u+1;if(nv<=v)v=0;w=v+1;if(nv<=w)w=0;if(snip(contour,u,v,w,nv,verts)){var a,b,c,s,t;a=verts[u];b=verts[v];c=verts[w];result.push([contour[a],contour[b],contour[c]]);vertIndices.push([verts[u],verts[v],verts[w]]);for(s=v,t=v+1;t2&&points[l-1].equals(points[0])){points.pop();}} removeDupEndPts(contour);holes.forEach(removeDupEndPts);function point_in_segment_2D_colin(inSegPt1,inSegPt2,inOtherPt){if(inSegPt1.x!==inSegPt2.x){if(inSegPt1.xNumber.EPSILON){var perpSeg2;if(limit>0){if((perpSeg1<0)||(perpSeg1>limit))return[];perpSeg2=seg2dy*seg1seg2dx-seg2dx*seg1seg2dy;if((perpSeg2<0)||(perpSeg2>limit))return[];}else{if((perpSeg1>0)||(perpSeg10)||(perpSeg2seg2maxVal)return[];if(seg1minVal===seg2maxVal){if(inExcludeAdjacentSegs)return[];return[seg1min];} if(seg1maxVal<=seg2maxVal)return[seg1min,seg1max];return[seg1min,seg2max];}}} function isPointInsideAngle(inVertex,inLegFromPt,inLegToPt,inOtherPt){var legFromPtX=inLegFromPt.x-inVertex.x,legFromPtY=inLegFromPt.y-inVertex.y;var legToPtX=inLegToPt.x-inVertex.x,legToPtY=inLegToPt.y-inVertex.y;var otherPtX=inOtherPt.x-inVertex.x,otherPtY=inOtherPt.y-inVertex.y;var from2toAngle=legFromPtX*legToPtY-legFromPtY*legToPtX;var from2otherAngle=legFromPtX*otherPtY-legFromPtY*otherPtX;if(Math.abs(from2toAngle)>Number.EPSILON){var other2toAngle=otherPtX*legToPtY-otherPtY*legToPtX;if(from2toAngle>0){return((from2otherAngle>=0)&&(other2toAngle>=0));}else{return((from2otherAngle>=0)||(other2toAngle>=0));}}else{return(from2otherAngle>0);}} function removeHoles(contour,holes){var shape=contour.concat();var hole;function isCutLineInsideAngles(inShapeIdx,inHoleIdx){var lastShapeIdx=shape.length-1;var prevShapeIdx=inShapeIdx-1;if(prevShapeIdx<0)prevShapeIdx=lastShapeIdx;var nextShapeIdx=inShapeIdx+1;if(nextShapeIdx>lastShapeIdx)nextShapeIdx=0;var insideAngle=isPointInsideAngle(shape[inShapeIdx],shape[prevShapeIdx],shape[nextShapeIdx],hole[inHoleIdx]);if(!insideAngle){return false;} var lastHoleIdx=hole.length-1;var prevHoleIdx=inHoleIdx-1;if(prevHoleIdx<0)prevHoleIdx=lastHoleIdx;var nextHoleIdx=inHoleIdx+1;if(nextHoleIdx>lastHoleIdx)nextHoleIdx=0;insideAngle=isPointInsideAngle(hole[inHoleIdx],hole[prevHoleIdx],hole[nextHoleIdx],shape[inShapeIdx]);if(!insideAngle){return false;} return true;} function intersectsShapeEdge(inShapePt,inHolePt){var sIdx,nextIdx,intersection;for(sIdx=0;sIdx0)return true;} return false;} var indepHoles=[];function intersectsHoleEdge(inShapePt,inHolePt){var ihIdx,chkHole,hIdx,nextIdx,intersection;for(ihIdx=0;ihIdx0)return true;}} return false;} var holeIndex,shapeIndex,shapePt,holePt,holeIdx,cutKey,failedCuts=[],tmpShape1,tmpShape2,tmpHole1,tmpHole2;for(var h=0,hl=holes.length;h0){counter--;if(counter<0){console.log('THREE.ShapeUtils: Infinite Loop! Holes left:" + indepHoles.length + ", Probably Hole outside Shape!');break;} for(shapeIndex=minShapeIndex;shapeIndex=0)break;failedCuts[cutKey]=true;} if(holeIndex>=0)break;}} return shape;} var i,il,f,face,key,index,allPointsMap={};var allpoints=contour.concat();for(var h=0,hl=holes.length;hNumber.EPSILON){var v_prev_len=Math.sqrt(v_prev_lensq);var v_next_len=Math.sqrt(v_next_x*v_next_x+v_next_y*v_next_y);var ptPrevShift_x=(inPrev.x-v_prev_y/v_prev_len);var ptPrevShift_y=(inPrev.y+v_prev_x/v_prev_len);var ptNextShift_x=(inNext.x-v_next_y/v_next_len);var ptNextShift_y=(inNext.y+v_next_x/v_next_len);var sf=((ptNextShift_x-ptPrevShift_x)*v_next_y- (ptNextShift_y-ptPrevShift_y)*v_next_x)/(v_prev_x*v_next_y-v_prev_y*v_next_x);v_trans_x=(ptPrevShift_x+v_prev_x*sf-inPt.x);v_trans_y=(ptPrevShift_y+v_prev_y*sf-inPt.y);var v_trans_lensq=(v_trans_x*v_trans_x+v_trans_y*v_trans_y);if(v_trans_lensq<=2){return new Vector2(v_trans_x,v_trans_y);}else{shrink_by=Math.sqrt(v_trans_lensq/2);}}else{var direction_eq=false;if(v_prev_x>Number.EPSILON){if(v_next_x>Number.EPSILON){direction_eq=true;}}else{if(v_prev_x<-Number.EPSILON){if(v_next_x<-Number.EPSILON){direction_eq=true;}}else{if(Math.sign(v_prev_y)===Math.sign(v_next_y)){direction_eq=true;}}} if(direction_eq){v_trans_x=-v_prev_y;v_trans_y=v_prev_x;shrink_by=Math.sqrt(v_prev_lensq);}else{v_trans_x=v_prev_x;v_trans_y=v_prev_y;shrink_by=Math.sqrt(v_prev_lensq/2);}} return new Vector2(v_trans_x/shrink_by,v_trans_y/shrink_by);} var contourMovements=[];for(var i=0,il=contour.length,j=il-1,k=i+1;i=0;b--){t=b/bevelSegments;z=bevelThickness*Math.cos(t*Math.PI/2);bs=bevelSize*Math.sin(t*Math.PI/2);for(i=0,il=contour.length;i=0){j=i;k=i-1;if(k<0)k=contour.length-1;var s=0,sl=steps+bevelSegments*2;for(s=0;s0)indices.push(a,b,d);if(iy!==heightSegments-1||thetaEnd0)generateCap(true);if(radiusBottom>0)generateCap(false);} this.setIndex(indices);this.addAttribute('position',new Float32BufferAttribute(vertices,3));this.addAttribute('normal',new Float32BufferAttribute(normals,3));this.addAttribute('uv',new Float32BufferAttribute(uvs,2));function generateTorso(){var x,y;var normal=new Vector3();var vertex=new Vector3();var groupCount=0;var slope=(radiusBottom-radiusTop)/height;for(y=0;y<=heightSegments;y++){var indexRow=[];var v=y/heightSegments;var radius=v*(radiusBottom-radiusTop)+radiusTop;for(x=0;x<=radialSegments;x++){var u=x/radialSegments;var theta=u*thetaLength+thetaStart;var sinTheta=Math.sin(theta);var cosTheta=Math.cos(theta);vertex.x=radius*sinTheta;vertex.y=-v*height+halfHeight;vertex.z=radius*cosTheta;vertices.push(vertex.x,vertex.y,vertex.z);normal.set(sinTheta,slope,cosTheta).normalize();normals.push(normal.x,normal.y,normal.z);uvs.push(u,1-v);indexRow.push(index++);} indexArray.push(indexRow);} for(x=0;x0||url.search(/^data\:image\/jpeg/)===0;texture.format=isJPEG?RGBFormat:RGBAFormat;texture.needsUpdate=true;if(onLoad!==undefined){onLoad(texture);}},onProgress,onError);return texture;},setCrossOrigin:function(value){this.crossOrigin=value;return this;},setPath:function(value){this.path=value;return this;}});function Light(color,intensity){Object3D.call(this);this.type='Light';this.color=new Color(color);this.intensity=intensity!==undefined?intensity:1;this.receiveShadow=undefined;} Light.prototype=Object.assign(Object.create(Object3D.prototype),{constructor:Light,isLight:true,copy:function(source){Object3D.prototype.copy.call(this,source);this.color.copy(source.color);this.intensity=source.intensity;return this;},toJSON:function(meta){var data=Object3D.prototype.toJSON.call(this,meta);data.object.color=this.color.getHex();data.object.intensity=this.intensity;if(this.groundColor!==undefined)data.object.groundColor=this.groundColor.getHex();if(this.distance!==undefined)data.object.distance=this.distance;if(this.angle!==undefined)data.object.angle=this.angle;if(this.decay!==undefined)data.object.decay=this.decay;if(this.penumbra!==undefined)data.object.penumbra=this.penumbra;if(this.shadow!==undefined)data.object.shadow=this.shadow.toJSON();return data;}});function HemisphereLight(skyColor,groundColor,intensity){Light.call(this,skyColor,intensity);this.type='HemisphereLight';this.castShadow=undefined;this.position.copy(Object3D.DefaultUp);this.updateMatrix();this.groundColor=new Color(groundColor);} HemisphereLight.prototype=Object.assign(Object.create(Light.prototype),{constructor:HemisphereLight,isHemisphereLight:true,copy:function(source){Light.prototype.copy.call(this,source);this.groundColor.copy(source.groundColor);return this;}});function LightShadow(camera){this.camera=camera;this.bias=0;this.radius=1;this.mapSize=new Vector2(512,512);this.map=null;this.matrix=new Matrix4();} Object.assign(LightShadow.prototype,{copy:function(source){this.camera=source.camera.clone();this.bias=source.bias;this.radius=source.radius;this.mapSize.copy(source.mapSize);return this;},clone:function(){return new this.constructor().copy(this);},toJSON:function(){var object={};if(this.bias!==0)object.bias=this.bias;if(this.radius!==1)object.radius=this.radius;if(this.mapSize.x!==512||this.mapSize.y!==512)object.mapSize=this.mapSize.toArray();object.camera=this.camera.toJSON(false).object;delete object.camera.matrix;return object;}});function SpotLightShadow(){LightShadow.call(this,new PerspectiveCamera(50,1,0.5,500));} SpotLightShadow.prototype=Object.assign(Object.create(LightShadow.prototype),{constructor:SpotLightShadow,isSpotLightShadow:true,update:function(light){var camera=this.camera;var fov=_Math.RAD2DEG*2*light.angle;var aspect=this.mapSize.width/this.mapSize.height;var far=light.distance||camera.far;if(fov!==camera.fov||aspect!==camera.aspect||far!==camera.far){camera.fov=fov;camera.aspect=aspect;camera.far=far;camera.updateProjectionMatrix();}}});function SpotLight(color,intensity,distance,angle,penumbra,decay){Light.call(this,color,intensity);this.type='SpotLight';this.position.copy(Object3D.DefaultUp);this.updateMatrix();this.target=new Object3D();Object.defineProperty(this,'power',{get:function(){return this.intensity*Math.PI;},set:function(power){this.intensity=power/Math.PI;}});this.distance=(distance!==undefined)?distance:0;this.angle=(angle!==undefined)?angle:Math.PI/3;this.penumbra=(penumbra!==undefined)?penumbra:0;this.decay=(decay!==undefined)?decay:1;this.shadow=new SpotLightShadow();} SpotLight.prototype=Object.assign(Object.create(Light.prototype),{constructor:SpotLight,isSpotLight:true,copy:function(source){Light.prototype.copy.call(this,source);this.distance=source.distance;this.angle=source.angle;this.penumbra=source.penumbra;this.decay=source.decay;this.target=source.target.clone();this.shadow=source.shadow.clone();return this;}});function PointLight(color,intensity,distance,decay){Light.call(this,color,intensity);this.type='PointLight';Object.defineProperty(this,'power',{get:function(){return this.intensity*4*Math.PI;},set:function(power){this.intensity=power/(4*Math.PI);}});this.distance=(distance!==undefined)?distance:0;this.decay=(decay!==undefined)?decay:1;this.shadow=new LightShadow(new PerspectiveCamera(90,1,0.5,500));} PointLight.prototype=Object.assign(Object.create(Light.prototype),{constructor:PointLight,isPointLight:true,copy:function(source){Light.prototype.copy.call(this,source);this.distance=source.distance;this.decay=source.decay;this.shadow=source.shadow.clone();return this;}});function DirectionalLightShadow(){LightShadow.call(this,new OrthographicCamera(-5,5,5,-5,0.5,500));} DirectionalLightShadow.prototype=Object.assign(Object.create(LightShadow.prototype),{constructor:DirectionalLightShadow});function DirectionalLight(color,intensity){Light.call(this,color,intensity);this.type='DirectionalLight';this.position.copy(Object3D.DefaultUp);this.updateMatrix();this.target=new Object3D();this.shadow=new DirectionalLightShadow();} DirectionalLight.prototype=Object.assign(Object.create(Light.prototype),{constructor:DirectionalLight,isDirectionalLight:true,copy:function(source){Light.prototype.copy.call(this,source);this.target=source.target.clone();this.shadow=source.shadow.clone();return this;}});function AmbientLight(color,intensity){Light.call(this,color,intensity);this.type='AmbientLight';this.castShadow=undefined;} AmbientLight.prototype=Object.assign(Object.create(Light.prototype),{constructor:AmbientLight,isAmbientLight:true});function RectAreaLight(color,intensity,width,height){Light.call(this,color,intensity);this.type='RectAreaLight';this.position.set(0,1,0);this.updateMatrix();this.width=(width!==undefined)?width:10;this.height=(height!==undefined)?height:10;} RectAreaLight.prototype=Object.assign(Object.create(Light.prototype),{constructor:RectAreaLight,isRectAreaLight:true,copy:function(source){Light.prototype.copy.call(this,source);this.width=source.width;this.height=source.height;return this;},toJSON:function(meta){var data=Light.prototype.toJSON.call(this,meta);data.object.width=this.width;data.object.height=this.height;return data;}});var AnimationUtils={arraySlice:function(array,from,to){if(AnimationUtils.isTypedArray(array)){return new array.constructor(array.subarray(from,to!==undefined?to:array.length));} return array.slice(from,to);},convertArray:function(array,type,forceClone){if(!array||!forceClone&&array.constructor===type)return array;if(typeof type.BYTES_PER_ELEMENT==='number'){return new type(array);} return Array.prototype.slice.call(array);},isTypedArray:function(object){return ArrayBuffer.isView(object)&&!(object instanceof DataView);},getKeyframeOrder:function(times){function compareTime(i,j){return times[i]-times[j];} var n=times.length;var result=new Array(n);for(var i=0;i!==n;++i)result[i]=i;result.sort(compareTime);return result;},sortedArray:function(values,stride,order){var nValues=values.length;var result=new values.constructor(nValues);for(var i=0,dstOffset=0;dstOffset!==nValues;++i){var srcOffset=order[i]*stride;for(var j=0;j!==stride;++j){result[dstOffset++]=values[srcOffset+j];}} return result;},flattenJSON:function(jsonKeys,times,values,valuePropertyName){var i=1,key=jsonKeys[0];while(key!==undefined&&key[valuePropertyName]===undefined){key=jsonKeys[i++];} if(key===undefined)return;var value=key[valuePropertyName];if(value===undefined)return;if(Array.isArray(value)){do{value=key[valuePropertyName];if(value!==undefined){times.push(key.time);values.push.apply(values,value);} key=jsonKeys[i++];}while(key!==undefined);}else if(value.toArray!==undefined){do{value=key[valuePropertyName];if(value!==undefined){times.push(key.time);value.toArray(values,values.length);} key=jsonKeys[i++];}while(key!==undefined);}else{do{value=key[valuePropertyName];if(value!==undefined){times.push(key.time);values.push(value);} key=jsonKeys[i++];}while(key!==undefined);}}};function Interpolant(parameterPositions,sampleValues,sampleSize,resultBuffer){this.parameterPositions=parameterPositions;this._cachedIndex=0;this.resultBuffer=resultBuffer!==undefined?resultBuffer:new sampleValues.constructor(sampleSize);this.sampleValues=sampleValues;this.valueSize=sampleSize;} Object.assign(Interpolant.prototype,{evaluate:function(t){var pp=this.parameterPositions,i1=this._cachedIndex,t1=pp[i1],t0=pp[i1-1];validate_interval:{seek:{var right;linear_scan:{forward_scan:if(!(t=t0)){var t1global=pp[1];if(t=t0){break seek;}} right=i1;i1=0;break linear_scan;} break validate_interval;} while(i1>>1;if(tendTime)--to;++to;if(from!==0||to!==nKeys){if(from>=to)to=Math.max(to,1),from=to-1;var stride=this.getValueSize();this.times=AnimationUtils.arraySlice(times,from,to);this.values=AnimationUtils.arraySlice(this.values,from*stride,to*stride);} return this;},validate:function(){var valid=true;var valueSize=this.getValueSize();if(valueSize-Math.floor(valueSize)!==0){console.error('THREE.KeyframeTrackPrototype: Invalid value size in track.',this);valid=false;} var times=this.times,values=this.values,nKeys=times.length;if(nKeys===0){console.error('THREE.KeyframeTrackPrototype: Track is empty.',this);valid=false;} var prevTime=null;for(var i=0;i!==nKeys;i++){var currTime=times[i];if(typeof currTime==='number'&&isNaN(currTime)){console.error('THREE.KeyframeTrackPrototype: Time is not a valid number.',this,i,currTime);valid=false;break;} if(prevTime!==null&&prevTime>currTime){console.error('THREE.KeyframeTrackPrototype: Out of order keys.',this,i,currTime,prevTime);valid=false;break;} prevTime=currTime;} if(values!==undefined){if(AnimationUtils.isTypedArray(values)){for(var i=0,n=values.length;i!==n;++i){var value=values[i];if(isNaN(value)){console.error('THREE.KeyframeTrackPrototype: Value is not a valid number.',this,i,value);valid=false;break;}}}} return valid;},optimize:function(){var times=this.times,values=this.values,stride=this.getValueSize(),smoothInterpolation=this.getInterpolation()===InterpolateSmooth,writeIndex=1,lastIndex=times.length-1;for(var i=1;i0){times[writeIndex]=times[lastIndex];for(var readOffset=lastIndex*stride,writeOffset=writeIndex*stride,j=0;j!==stride;++j) values[writeOffset+j]=values[readOffset+j];++writeIndex;} if(writeIndex!==times.length){this.times=AnimationUtils.arraySlice(times,0,writeIndex);this.values=AnimationUtils.arraySlice(values,0,writeIndex*stride);} return this;}};function KeyframeTrackConstructor(name,times,values,interpolation){if(name===undefined)throw new Error('track name is undefined');if(times===undefined||times.length===0){throw new Error('no keyframes in track named '+name);} this.name=name;this.times=AnimationUtils.convertArray(times,this.TimeBufferType);this.values=AnimationUtils.convertArray(values,this.ValueBufferType);this.setInterpolation(interpolation||this.DefaultInterpolation);this.validate();this.optimize();} function VectorKeyframeTrack(name,times,values,interpolation){KeyframeTrackConstructor.call(this,name,times,values,interpolation);} VectorKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrackPrototype),{constructor:VectorKeyframeTrack,ValueTypeName:'vector'});function QuaternionLinearInterpolant(parameterPositions,sampleValues,sampleSize,resultBuffer){Interpolant.call(this,parameterPositions,sampleValues,sampleSize,resultBuffer);} QuaternionLinearInterpolant.prototype=Object.assign(Object.create(Interpolant.prototype),{constructor:QuaternionLinearInterpolant,interpolate_:function(i1,t0,t,t1){var result=this.resultBuffer,values=this.sampleValues,stride=this.valueSize,offset=i1*stride,alpha=(t-t0)/(t1-t0);for(var end=offset+stride;offset!==end;offset+=4){Quaternion.slerpFlat(result,0,values,offset-stride,values,offset,alpha);} return result;}});function QuaternionKeyframeTrack(name,times,values,interpolation){KeyframeTrackConstructor.call(this,name,times,values,interpolation);} QuaternionKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrackPrototype),{constructor:QuaternionKeyframeTrack,ValueTypeName:'quaternion',DefaultInterpolation:InterpolateLinear,InterpolantFactoryMethodLinear:function(result){return new QuaternionLinearInterpolant(this.times,this.values,this.getValueSize(),result);},InterpolantFactoryMethodSmooth:undefined});function NumberKeyframeTrack(name,times,values,interpolation){KeyframeTrackConstructor.call(this,name,times,values,interpolation);} NumberKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrackPrototype),{constructor:NumberKeyframeTrack,ValueTypeName:'number'});function StringKeyframeTrack(name,times,values,interpolation){KeyframeTrackConstructor.call(this,name,times,values,interpolation);} StringKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrackPrototype),{constructor:StringKeyframeTrack,ValueTypeName:'string',ValueBufferType:Array,DefaultInterpolation:InterpolateDiscrete,InterpolantFactoryMethodLinear:undefined,InterpolantFactoryMethodSmooth:undefined});function BooleanKeyframeTrack(name,times,values){KeyframeTrackConstructor.call(this,name,times,values);} BooleanKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrackPrototype),{constructor:BooleanKeyframeTrack,ValueTypeName:'bool',ValueBufferType:Array,DefaultInterpolation:InterpolateDiscrete,InterpolantFactoryMethodLinear:undefined,InterpolantFactoryMethodSmooth:undefined});function ColorKeyframeTrack(name,times,values,interpolation){KeyframeTrackConstructor.call(this,name,times,values,interpolation);} ColorKeyframeTrack.prototype=Object.assign(Object.create(KeyframeTrackPrototype),{constructor:ColorKeyframeTrack,ValueTypeName:'color'});function KeyframeTrack(name,times,values,interpolation){KeyframeTrackConstructor.apply(this,name,times,values,interpolation);} KeyframeTrack.prototype=KeyframeTrackPrototype;KeyframeTrackPrototype.constructor=KeyframeTrack;Object.assign(KeyframeTrack,{parse:function(json){if(json.type===undefined){throw new Error('track type undefined, can not parse');} var trackType=KeyframeTrack._getTrackTypeForValueTypeName(json.type);if(json.times===undefined){var times=[],values=[];AnimationUtils.flattenJSON(json.keys,times,values,'value');json.times=times;json.values=values;} if(trackType.parse!==undefined){return trackType.parse(json);}else{return new trackType(json.name,json.times,json.values,json.interpolation);}},toJSON:function(track){var trackType=track.constructor;var json;if(trackType.toJSON!==undefined){json=trackType.toJSON(track);}else{json={'name':track.name,'times':AnimationUtils.convertArray(track.times,Array),'values':AnimationUtils.convertArray(track.values,Array)};var interpolation=track.getInterpolation();if(interpolation!==track.DefaultInterpolation){json.interpolation=interpolation;}} json.type=track.ValueTypeName;return json;},_getTrackTypeForValueTypeName:function(typeName){switch(typeName.toLowerCase()){case'scalar':case'double':case'float':case'number':case'integer':return NumberKeyframeTrack;case'vector':case'vector2':case'vector3':case'vector4':return VectorKeyframeTrack;case'color':return ColorKeyframeTrack;case'quaternion':return QuaternionKeyframeTrack;case'bool':case'boolean':return BooleanKeyframeTrack;case'string':return StringKeyframeTrack;} throw new Error('Unsupported typeName: '+typeName);}});function AnimationClip(name,duration,tracks){this.name=name;this.tracks=tracks;this.duration=(duration!==undefined)?duration:-1;this.uuid=_Math.generateUUID();if(this.duration<0){this.resetDuration();} this.optimize();} Object.assign(AnimationClip,{parse:function(json){var tracks=[],jsonTracks=json.tracks,frameTime=1.0/(json.fps||1.0);for(var i=0,n=jsonTracks.length;i!==n;++i){tracks.push(KeyframeTrack.parse(jsonTracks[i]).scale(frameTime));} return new AnimationClip(json.name,json.duration,tracks);},toJSON:function(clip){var tracks=[],clipTracks=clip.tracks;var json={'name':clip.name,'duration':clip.duration,'tracks':tracks};for(var i=0,n=clipTracks.length;i!==n;++i){tracks.push(KeyframeTrack.toJSON(clipTracks[i]));} return json;},CreateFromMorphTargetSequence:function(name,morphTargetSequence,fps,noLoop){var numMorphTargets=morphTargetSequence.length;var tracks=[];for(var i=0;i1){var name=parts[1];var animationMorphTargets=animationToMorphTargets[name];if(!animationMorphTargets){animationToMorphTargets[name]=animationMorphTargets=[];} animationMorphTargets.push(morphTarget);}} var clips=[];for(var name in animationToMorphTargets){clips.push(AnimationClip.CreateFromMorphTargetSequence(name,animationToMorphTargets[name],fps,noLoop));} return clips;},parseAnimation:function(animation,bones){if(!animation){console.error('THREE.AnimationClip: No animation in JSONLoader data.');return null;} var addNonemptyTrack=function(trackType,trackName,animationKeys,propertyName,destTracks){if(animationKeys.length!==0){var times=[];var values=[];AnimationUtils.flattenJSON(animationKeys,times,values,propertyName);if(times.length!==0){destTracks.push(new trackType(trackName,times,values));}}};var tracks=[];var clipName=animation.name||'default';var duration=animation.length||-1;var fps=animation.fps||30;var hierarchyTracks=animation.hierarchy||[];for(var h=0;h1)?json.skinWeights[i+1]:0;var z=(influencesPerVertex>2)?json.skinWeights[i+2]:0;var w=(influencesPerVertex>3)?json.skinWeights[i+3]:0;geometry.skinWeights.push(new Vector4(x,y,z,w));}} if(json.skinIndices){for(var i=0,l=json.skinIndices.length;i1)?json.skinIndices[i+1]:0;var c=(influencesPerVertex>2)?json.skinIndices[i+2]:0;var d=(influencesPerVertex>3)?json.skinIndices[i+3]:0;geometry.skinIndices.push(new Vector4(a,b,c,d));}} geometry.bones=json.bones;if(geometry.bones&&geometry.bones.length>0&&(geometry.skinWeights.length!==geometry.skinIndices.length||geometry.skinIndices.length!==geometry.vertices.length)){console.warn('When skinning, number of vertices ('+geometry.vertices.length+'), skinIndices ('+ geometry.skinIndices.length+'), and skinWeights ('+geometry.skinWeights.length+') should match.');}} function parseMorphing(json,geometry){var scale=json.scale;if(json.morphTargets!==undefined){for(var i=0,l=json.morphTargets.length;i0){console.warn('THREE.JSONLoader: "morphColors" no longer supported. Using them as face colors.');var faces=geometry.faces;var morphColors=json.morphColors[0].colors;for(var i=0,l=faces.length;i0)geometry.animations=outputAnimations;} return function(json,texturePath){if(json.data!==undefined){json=json.data;} if(json.scale!==undefined){json.scale=1.0/json.scale;}else{json.scale=1.0;} var geometry=new Geometry();parseModel(json,geometry);parseSkin(json,geometry);parseMorphing(json,geometry);parseAnimations(json,geometry);geometry.computeFaceNormals();geometry.computeBoundingSphere();if(json.materials===undefined||json.materials.length===0){return{geometry:geometry};}else{var materials=Loader.prototype.initMaterials(json.materials,texturePath,this.crossOrigin);return{geometry:geometry,materials:materials};}};})()});function ObjectLoader(manager){this.manager=(manager!==undefined)?manager:DefaultLoadingManager;this.texturePath='';} Object.assign(ObjectLoader.prototype,{load:function(url,onLoad,onProgress,onError){if(this.texturePath===''){this.texturePath=url.substring(0,url.lastIndexOf('/')+1);} var scope=this;var loader=new FileLoader(scope.manager);loader.load(url,function(text){var json=null;try{json=JSON.parse(text);}catch(error){if(onError!==undefined)onError(error);console.error('THREE:ObjectLoader: Can\'t parse '+url+'.',error.message);return;} var metadata=json.metadata;if(metadata===undefined||metadata.type===undefined||metadata.type.toLowerCase()==='geometry'){console.error('THREE.ObjectLoader: Can\'t load '+url+'. Use THREE.JSONLoader instead.');return;} scope.parse(json,onLoad);},onProgress,onError);},setTexturePath:function(value){this.texturePath=value;},setCrossOrigin:function(value){this.crossOrigin=value;},parse:function(json,onLoad){var geometries=this.parseGeometries(json.geometries);var images=this.parseImages(json.images,function(){if(onLoad!==undefined)onLoad(object);});var textures=this.parseTextures(json.textures,images);var materials=this.parseMaterials(json.materials,textures);var object=this.parseObject(json.object,geometries,materials);if(json.animations){object.animations=this.parseAnimations(json.animations);} if(json.images===undefined||json.images.length===0){if(onLoad!==undefined)onLoad(object);} return object;},parseGeometries:function(json){var geometries={};if(json!==undefined){var geometryLoader=new JSONLoader();var bufferGeometryLoader=new BufferGeometryLoader();for(var i=0,l=json.length;i0){var manager=new LoadingManager(onLoad);var loader=new ImageLoader(manager);loader.setCrossOrigin(this.crossOrigin);for(var i=0,l=json.length;i0){object=new SkinnedMesh(geometry,material);}else{object=new Mesh(geometry,material);} break;case'LOD':object=new LOD();break;case'Line':object=new Line(getGeometry(data.geometry),getMaterial(data.material),data.mode);break;case'LineLoop':object=new LineLoop(getGeometry(data.geometry),getMaterial(data.material));break;case'LineSegments':object=new LineSegments(getGeometry(data.geometry),getMaterial(data.material));break;case'PointCloud':case'Points':object=new Points(getGeometry(data.geometry),getMaterial(data.material));break;case'Sprite':object=new Sprite(getMaterial(data.material));break;case'Group':object=new Group();break;default:object=new Object3D();} object.uuid=data.uuid;if(data.name!==undefined)object.name=data.name;if(data.matrix!==undefined){matrix.fromArray(data.matrix);matrix.decompose(object.position,object.quaternion,object.scale);}else{if(data.position!==undefined)object.position.fromArray(data.position);if(data.rotation!==undefined)object.rotation.fromArray(data.rotation);if(data.quaternion!==undefined)object.quaternion.fromArray(data.quaternion);if(data.scale!==undefined)object.scale.fromArray(data.scale);} if(data.castShadow!==undefined)object.castShadow=data.castShadow;if(data.receiveShadow!==undefined)object.receiveShadow=data.receiveShadow;if(data.shadow){if(data.shadow.bias!==undefined)object.shadow.bias=data.shadow.bias;if(data.shadow.radius!==undefined)object.shadow.radius=data.shadow.radius;if(data.shadow.mapSize!==undefined)object.shadow.mapSize.fromArray(data.shadow.mapSize);if(data.shadow.camera!==undefined)object.shadow.camera=this.parseObject(data.shadow.camera);} if(data.visible!==undefined)object.visible=data.visible;if(data.userData!==undefined)object.userData=data.userData;if(data.children!==undefined){var children=data.children;for(var i=0;i0){high=i-1;}else{high=i;break;}} i=high;if(arcLengths[i]===targetArcLength){return i/(il-1);} var lengthBefore=arcLengths[i];var lengthAfter=arcLengths[i+1];var segmentLength=lengthAfter-lengthBefore;var segmentFraction=(targetArcLength-lengthBefore)/segmentLength;var t=(i+segmentFraction)/(il-1);return t;},getTangent:function(t){var delta=0.0001;var t1=t-delta;var t2=t+delta;if(t1<0)t1=0;if(t2>1)t2=1;var pt1=this.getPoint(t1);var pt2=this.getPoint(t2);var vec=pt2.clone().sub(pt1);return vec.normalize();},getTangentAt:function(u){var t=this.getUtoTmapping(u);return this.getTangent(t);},computeFrenetFrames:function(segments,closed){var normal=new Vector3();var tangents=[];var normals=[];var binormals=[];var vec=new Vector3();var mat=new Matrix4();var i,u,theta;for(i=0;i<=segments;i++){u=i/segments;tangents[i]=this.getTangentAt(u);tangents[i].normalize();} normals[0]=new Vector3();binormals[0]=new Vector3();var min=Number.MAX_VALUE;var tx=Math.abs(tangents[0].x);var ty=Math.abs(tangents[0].y);var tz=Math.abs(tangents[0].z);if(tx<=min){min=tx;normal.set(1,0,0);} if(ty<=min){min=ty;normal.set(0,1,0);} if(tz<=min){normal.set(0,0,1);} vec.crossVectors(tangents[0],normal).normalize();normals[0].crossVectors(tangents[0],vec);binormals[0].crossVectors(tangents[0],normals[0]);for(i=1;i<=segments;i++){normals[i]=normals[i-1].clone();binormals[i]=binormals[i-1].clone();vec.crossVectors(tangents[i-1],tangents[i]);if(vec.length()>Number.EPSILON){vec.normalize();theta=Math.acos(_Math.clamp(tangents[i-1].dot(tangents[i]),-1,1));normals[i].applyMatrix4(mat.makeRotationAxis(vec,theta));} binormals[i].crossVectors(tangents[i],normals[i]);} if(closed===true){theta=Math.acos(_Math.clamp(normals[0].dot(normals[segments]),-1,1));theta/=segments;if(tangents[0].dot(vec.crossVectors(normals[0],normals[segments]))>0){theta=-theta;} for(i=1;i<=segments;i++){normals[i].applyMatrix4(mat.makeRotationAxis(tangents[i],theta*i));binormals[i].crossVectors(tangents[i],normals[i]);}} return{tangents:tangents,normals:normals,binormals:binormals};},clone:function(){return new this.constructor().copy(this);},copy:function(source){this.arcLengthDivisions=source.arcLengthDivisions;return this;}});function LineCurve(v1,v2){Curve.call(this);this.type='LineCurve';this.v1=v1||new Vector2();this.v2=v2||new Vector2();} LineCurve.prototype=Object.create(Curve.prototype);LineCurve.prototype.constructor=LineCurve;LineCurve.prototype.isLineCurve=true;LineCurve.prototype.getPoint=function(t,optionalTarget){var point=optionalTarget||new Vector2();if(t===1){point.copy(this.v2);}else{point.copy(this.v2).sub(this.v1);point.multiplyScalar(t).add(this.v1);} return point;};LineCurve.prototype.getPointAt=function(u,optionalTarget){return this.getPoint(u,optionalTarget);};LineCurve.prototype.getTangent=function(){var tangent=this.v2.clone().sub(this.v1);return tangent.normalize();};LineCurve.prototype.copy=function(source){Curve.prototype.copy.call(this,source);this.v1.copy(source.v1);this.v2.copy(source.v2);return this;};function CurvePath(){Curve.call(this);this.type='CurvePath';this.curves=[];this.autoClose=false;} CurvePath.prototype=Object.assign(Object.create(Curve.prototype),{constructor:CurvePath,add:function(curve){this.curves.push(curve);},closePath:function(){var startPoint=this.curves[0].getPoint(0);var endPoint=this.curves[this.curves.length-1].getPoint(1);if(!startPoint.equals(endPoint)){this.curves.push(new LineCurve(endPoint,startPoint));}},getPoint:function(t){var d=t*this.getLength();var curveLengths=this.getCurveLengths();var i=0;while(i=d){var diff=curveLengths[i]-d;var curve=this.curves[i];var segmentLength=curve.getLength();var u=segmentLength===0?0:1-diff/segmentLength;return curve.getPointAt(u);} i++;} return null;},getLength:function(){var lens=this.getCurveLengths();return lens[lens.length-1];},updateArcLengths:function(){this.needsUpdate=true;this.cacheLengths=null;this.getCurveLengths();},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length){return this.cacheLengths;} var lengths=[],sums=0;for(var i=0,l=this.curves.length;i1&&!points[points.length-1].equals(points[0])){points.push(points[0]);} return points;},copy:function(source){Curve.prototype.copy.call(this,source);this.curves=[];for(var i=0,l=source.curves.length;itwoPi)deltaAngle-=twoPi;if(deltaAnglepoints.length-2?points.length-1:intPoint+1];var p3=points[intPoint>points.length-3?points.length-1:intPoint+2];point.set(CatmullRom(weight,p0.x,p1.x,p2.x,p3.x),CatmullRom(weight,p0.y,p1.y,p2.y,p3.y));return point;};SplineCurve.prototype.copy=function(source){Curve.prototype.copy.call(this,source);this.points=[];for(var i=0,l=source.points.length;i0){var firstPoint=curve.getPoint(0);if(!firstPoint.equals(this.currentPoint)){this.lineTo(firstPoint.x,firstPoint.y);}} this.curves.push(curve);var lastPoint=curve.getPoint(1);this.currentPoint.copy(lastPoint);},copy:function(source){CurvePath.prototype.copy.call(this,source);this.currentPoint.copy(source.currentPoint);return this;}});function Path(points){CurvePath.call(this);this.type='Path';this.currentPoint=new Vector2();if(points){this.setFromPoints(points);}} Path.prototype=PathPrototype;PathPrototype.constructor=Path;function Shape(points){Path.call(this,points);this.type='Shape';this.holes=[];} Shape.prototype=Object.assign(Object.create(PathPrototype),{constructor:Shape,getPointsHoles:function(divisions){var holesPts=[];for(var i=0,l=this.holes.length;iNumber.EPSILON){if(edgeDy<0){edgeLowPt=inPolygon[q];edgeDx=-edgeDx;edgeHighPt=inPolygon[p];edgeDy=-edgeDy;} if((inPt.yedgeHighPt.y))continue;if(inPt.y===edgeLowPt.y){if(inPt.x===edgeLowPt.x)return true;}else{var perpEdge=edgeDy*(inPt.x-edgeLowPt.x)-edgeDx*(inPt.y-edgeLowPt.y);if(perpEdge===0)return true;if(perpEdge<0)continue;inside=!inside;}}else{if(inPt.y!==edgeLowPt.y)continue;if(((edgeHighPt.x<=inPt.x)&&(inPt.x<=edgeLowPt.x))||((edgeLowPt.x<=inPt.x)&&(inPt.x<=edgeHighPt.x)))return true;}} return inside;} var isClockWise=ShapeUtils.isClockWise;var subPaths=this.subPaths;if(subPaths.length===0)return[];if(noHoles===true)return toShapesNoHoles(subPaths);var solid,tmpPath,tmpShape,shapes=[];if(subPaths.length===1){tmpPath=subPaths[0];tmpShape=new Shape();tmpShape.curves=tmpPath.curves;shapes.push(tmpShape);return shapes;} var holesFirst=!isClockWise(subPaths[0].getPoints());holesFirst=isCCW?!holesFirst:holesFirst;var betterShapeHoles=[];var newShapes=[];var newShapeHoles=[];var mainIdx=0;var tmpPoints;newShapes[mainIdx]=undefined;newShapeHoles[mainIdx]=[];for(var i=0,l=subPaths.length;i1){var ambiguous=false;var toChange=[];for(var sIdx=0,sLen=newShapes.length;sIdx0){if(!ambiguous)newShapeHoles=betterShapeHoles;}} var tmpHoles;for(var i=0,il=newShapes.length;i0){this.source.connect(this.filters[0]);for(var i=1,l=this.filters.length;i0){this.source.disconnect(this.filters[0]);for(var i=1,l=this.filters.length;i=0.5){for(var i=0;i!==stride;++i){buffer[dstOffset+i]=buffer[srcOffset+i];}}},_slerp:function(buffer,dstOffset,srcOffset,t){Quaternion.slerpFlat(buffer,dstOffset,buffer,dstOffset,buffer,srcOffset,t);},_lerp:function(buffer,dstOffset,srcOffset,t,stride){var s=1-t;for(var i=0;i!==stride;++i){var j=dstOffset+i;buffer[j]=buffer[j]*s+buffer[srcOffset+i]*t;}}});function Composite(targetGroup,path,optionalParsedPath){var parsedPath=optionalParsedPath||PropertyBinding.parseTrackName(path);this._targetGroup=targetGroup;this._bindings=targetGroup.subscribe_(path,parsedPath);} Object.assign(Composite.prototype,{getValue:function(array,offset){this.bind();var firstValidIndex=this._targetGroup.nCachedObjects_,binding=this._bindings[firstValidIndex];if(binding!==undefined)binding.getValue(array,offset);},setValue:function(array,offset){var bindings=this._bindings;for(var i=this._targetGroup.nCachedObjects_,n=bindings.length;i!==n;++i){bindings[i].setValue(array,offset);}},bind:function(){var bindings=this._bindings;for(var i=this._targetGroup.nCachedObjects_,n=bindings.length;i!==n;++i){bindings[i].bind();}},unbind:function(){var bindings=this._bindings;for(var i=this._targetGroup.nCachedObjects_,n=bindings.length;i!==n;++i){bindings[i].unbind();}}});function PropertyBinding(rootNode,path,parsedPath){this.path=path;this.parsedPath=parsedPath||PropertyBinding.parseTrackName(path);this.node=PropertyBinding.findNode(rootNode,this.parsedPath.nodeName)||rootNode;this.rootNode=rootNode;} Object.assign(PropertyBinding,{Composite:Composite,create:function(root,path,parsedPath){if(!(root&&root.isAnimationObjectGroup)){return new PropertyBinding(root,path,parsedPath);}else{return new PropertyBinding.Composite(root,path,parsedPath);}},sanitizeNodeName:function(name){return name.replace(/\s/g,'_').replace(/[^\w-]/g,'');},parseTrackName:function(){var directoryRe=/((?:[\w-]+[\/:])*)/;var nodeRe=/([\w-\.]+)?/;var objectRe=/(?:\.([\w-]+)(?:\[(.+)\])?)?/;var propertyRe=/\.([\w-]+)(?:\[(.+)\])?/;var trackRe=new RegExp('' +'^' +directoryRe.source +nodeRe.source +objectRe.source +propertyRe.source +'$');var supportedObjectNames=['material','materials','bones'];return function(trackName){var matches=trackRe.exec(trackName);if(!matches){throw new Error('PropertyBinding: Cannot parse trackName: '+trackName);} var results={nodeName:matches[2],objectName:matches[3],objectIndex:matches[4],propertyName:matches[5],propertyIndex:matches[6]};var lastDot=results.nodeName&&results.nodeName.lastIndexOf('.');if(lastDot!==undefined&&lastDot!==-1){var objectName=results.nodeName.substring(lastDot+1);if(supportedObjectNames.indexOf(objectName)!==-1){results.nodeName=results.nodeName.substring(0,lastDot);results.objectName=objectName;}} if(results.propertyName===null||results.propertyName.length===0){throw new Error('PropertyBinding: can not parse propertyName from trackName: '+trackName);} return results;};}(),findNode:function(root,nodeName){if(!nodeName||nodeName===""||nodeName==="root"||nodeName==="."||nodeName===-1||nodeName===root.name||nodeName===root.uuid){return root;} if(root.skeleton){var searchSkeleton=function(skeleton){for(var i=0;i=nCachedObjects){var lastCachedIndex=nCachedObjects++,firstActiveObject=objects[lastCachedIndex];indicesByUUID[firstActiveObject.uuid]=index;objects[index]=firstActiveObject;indicesByUUID[uuid]=lastCachedIndex;objects[lastCachedIndex]=object;for(var j=0,m=nBindings;j!==m;++j){var bindingsForPath=bindings[j],firstActive=bindingsForPath[lastCachedIndex],binding=bindingsForPath[index];bindingsForPath[index]=firstActive;bindingsForPath[lastCachedIndex]=binding;}}} this.nCachedObjects_=nCachedObjects;},uncache:function(){var objects=this._objects,nObjects=objects.length,nCachedObjects=this.nCachedObjects_,indicesByUUID=this._indicesByUUID,bindings=this._bindings,nBindings=bindings.length;for(var i=0,n=arguments.length;i!==n;++i){var object=arguments[i],uuid=object.uuid,index=indicesByUUID[uuid];if(index!==undefined){delete indicesByUUID[uuid];if(index0){var interpolants=this._interpolants;var propertyMixers=this._propertyBindings;for(var j=0,m=interpolants.length;j!==m;++j){interpolants[j].evaluate(clipTime);propertyMixers[j].accumulate(accuIndex,weight);}}},_updateWeight:function(time){var weight=0;if(this.enabled){weight=this.weight;var interpolant=this._weightInterpolant;if(interpolant!==null){var interpolantValue=interpolant.evaluate(time)[0];weight*=interpolantValue;if(time>interpolant.parameterPositions[1]){this.stopFading();if(interpolantValue===0){this.enabled=false;}}}} this._effectiveWeight=weight;return weight;},_updateTimeScale:function(time){var timeScale=0;if(!this.paused){timeScale=this.timeScale;var interpolant=this._timeScaleInterpolant;if(interpolant!==null){var interpolantValue=interpolant.evaluate(time)[0];timeScale*=interpolantValue;if(time>interpolant.parameterPositions[1]){this.stopWarping();if(timeScale===0){this.paused=true;}else{this.timeScale=timeScale;}}}} this._effectiveTimeScale=timeScale;return timeScale;},_updateTime:function(deltaTime){var time=this.time+deltaTime;if(deltaTime===0)return time;var duration=this._clip.duration,loop=this.loop,loopCount=this._loopCount;if(loop===LoopOnce){if(loopCount===-1){this._loopCount=0;this._setEndings(true,true,false);} handle_stop:{if(time>=duration){time=duration;}else if(time<0){time=0;}else break handle_stop;if(this.clampWhenFinished)this.paused=true;else this.enabled=false;this._mixer.dispatchEvent({type:'finished',action:this,direction:deltaTime<0?-1:1});}}else{var pingPong=(loop===LoopPingPong);if(loopCount===-1){if(deltaTime>=0){loopCount=0;this._setEndings(true,this.repetitions===0,pingPong);}else{this._setEndings(this.repetitions===0,true,pingPong);}} if(time>=duration||time<0){var loopDelta=Math.floor(time/duration);time-=duration*loopDelta;loopCount+=Math.abs(loopDelta);var pending=this.repetitions-loopCount;if(pending<0){if(this.clampWhenFinished)this.paused=true;else this.enabled=false;time=deltaTime>0?duration:0;this._mixer.dispatchEvent({type:'finished',action:this,direction:deltaTime>0?1:-1});}else{if(pending===0){var atStart=deltaTime<0;this._setEndings(atStart,!atStart,pingPong);}else{this._setEndings(false,false,pingPong);} this._loopCount=loopCount;this._mixer.dispatchEvent({type:'loop',action:this,loopDelta:loopDelta});}} if(pingPong&&(loopCount&1)===1){this.time=time;return duration-time;}} this.time=time;return time;},_setEndings:function(atStart,atEnd,pingPong){var settings=this._interpolantSettings;if(pingPong){settings.endingStart=ZeroSlopeEnding;settings.endingEnd=ZeroSlopeEnding;}else{if(atStart){settings.endingStart=this.zeroSlopeAtStart?ZeroSlopeEnding:ZeroCurvatureEnding;}else{settings.endingStart=WrapAroundEnding;} if(atEnd){settings.endingEnd=this.zeroSlopeAtEnd?ZeroSlopeEnding:ZeroCurvatureEnding;}else{settings.endingEnd=WrapAroundEnding;}}},_scheduleFading:function(duration,weightNow,weightThen){var mixer=this._mixer,now=mixer.time,interpolant=this._weightInterpolant;if(interpolant===null){interpolant=mixer._lendControlInterpolant();this._weightInterpolant=interpolant;} var times=interpolant.parameterPositions,values=interpolant.sampleValues;times[0]=now;values[0]=weightNow;times[1]=now+duration;values[1]=weightThen;return this;}});function AnimationMixer(root){this._root=root;this._initMemoryManager();this._accuIndex=0;this.time=0;this.timeScale=1.0;} Object.assign(AnimationMixer.prototype,EventDispatcher.prototype,{_bindAction:function(action,prototypeAction){var root=action._localRoot||this._root,tracks=action._clip.tracks,nTracks=tracks.length,bindings=action._propertyBindings,interpolants=action._interpolants,rootUuid=root.uuid,bindingsByRoot=this._bindingsByRootAndName,bindingsByName=bindingsByRoot[rootUuid];if(bindingsByName===undefined){bindingsByName={};bindingsByRoot[rootUuid]=bindingsByName;} for(var i=0;i!==nTracks;++i){var track=tracks[i],trackName=track.name,binding=bindingsByName[trackName];if(binding!==undefined){bindings[i]=binding;}else{binding=bindings[i];if(binding!==undefined){if(binding._cacheIndex===null){++binding.referenceCount;this._addInactiveBinding(binding,rootUuid,trackName);} continue;} var path=prototypeAction&&prototypeAction._propertyBindings[i].binding.parsedPath;binding=new PropertyMixer(PropertyBinding.create(root,trackName,path),track.ValueTypeName,track.getValueSize());++binding.referenceCount;this._addInactiveBinding(binding,rootUuid,trackName);bindings[i]=binding;} interpolants[i].resultBuffer=binding.buffer;}},_activateAction:function(action){if(!this._isActiveAction(action)){if(action._cacheIndex===null){var rootUuid=(action._localRoot||this._root).uuid,clipUuid=action._clip.uuid,actionsForClip=this._actionsByClip[clipUuid];this._bindAction(action,actionsForClip&&actionsForClip.knownActions[0]);this._addInactiveAction(action,clipUuid,rootUuid);} var bindings=action._propertyBindings;for(var i=0,n=bindings.length;i!==n;++i){var binding=bindings[i];if(binding.useCount++===0){this._lendBinding(binding);binding.saveOriginalState();}} this._lendAction(action);}},_deactivateAction:function(action){if(this._isActiveAction(action)){var bindings=action._propertyBindings;for(var i=0,n=bindings.length;i!==n;++i){var binding=bindings[i];if(--binding.useCount===0){binding.restoreOriginalState();this._takeBackBinding(binding);}} this._takeBackAction(action);}},_initMemoryManager:function(){this._actions=[];this._nActiveActions=0;this._actionsByClip={};this._bindings=[];this._nActiveBindings=0;this._bindingsByRootAndName={};this._controlInterpolants=[];this._nActiveControlInterpolants=0;var scope=this;this.stats={actions:{get total(){return scope._actions.length;},get inUse(){return scope._nActiveActions;}},bindings:{get total(){return scope._bindings.length;},get inUse(){return scope._nActiveBindings;}},controlInterpolants:{get total(){return scope._controlInterpolants.length;},get inUse(){return scope._nActiveControlInterpolants;}}};},_isActiveAction:function(action){var index=action._cacheIndex;return index!==null&&index0.99999){this.quaternion.set(0,0,0,1);}else if(dir.y<-0.99999){this.quaternion.set(1,0,0,0);}else{axis.set(dir.z,0,-dir.x).normalize();radians=Math.acos(dir.y);this.quaternion.setFromAxisAngle(axis,radians);}};}());ArrowHelper.prototype.setLength=function(length,headLength,headWidth){if(headLength===undefined)headLength=0.2*length;if(headWidth===undefined)headWidth=0.2*headLength;this.line.scale.set(1,Math.max(0,length-headLength),1);this.line.updateMatrix();this.cone.scale.set(headWidth,headLength,headWidth);this.cone.position.y=length;this.cone.updateMatrix();};ArrowHelper.prototype.setColor=function(color){this.line.material.color.copy(color);this.cone.material.color.copy(color);};function AxesHelper(size){size=size||1;var vertices=[0,0,0,size,0,0,0,0,0,0,size,0,0,0,0,0,0,size];var colors=[1,0,0,1,0.6,0,0,1,0,0.6,1,0,0,0,1,0,0.6,1];var geometry=new BufferGeometry();geometry.addAttribute('position',new Float32BufferAttribute(vertices,3));geometry.addAttribute('color',new Float32BufferAttribute(colors,3));var material=new LineBasicMaterial({vertexColors:VertexColors});LineSegments.call(this,geometry,material);} AxesHelper.prototype=Object.create(LineSegments.prototype);AxesHelper.prototype.constructor=AxesHelper;function CubicPoly(){var c0=0,c1=0,c2=0,c3=0;function init(x0,x1,t0,t1){c0=x0;c1=t0;c2=-3*x0+3*x1-2*t0-t1;c3=2*x0-2*x1+t0+t1;} return{initCatmullRom:function(x0,x1,x2,x3,tension){init(x1,x2,tension*(x2-x0),tension*(x3-x1));},initNonuniformCatmullRom:function(x0,x1,x2,x3,dt0,dt1,dt2){var t1=(x1-x0)/dt0-(x2-x0)/(dt0+dt1)+(x2-x1)/dt1;var t2=(x2-x1)/dt1-(x3-x1)/(dt1+dt2)+(x3-x2)/dt2;t1*=dt1;t2*=dt1;init(x1,x2,t1,t2);},calc:function(t){var t2=t*t;var t3=t2*t;return c0+c1*t+c2*t2+c3*t3;}};} var tmp=new Vector3();var px=new CubicPoly();var py=new CubicPoly();var pz=new CubicPoly();function CatmullRomCurve3(points,closed,curveType,tension){Curve.call(this);this.type='CatmullRomCurve3';this.points=points||[];this.closed=closed||false;this.curveType=curveType||'centripetal';this.tension=tension||0.5;} CatmullRomCurve3.prototype=Object.create(Curve.prototype);CatmullRomCurve3.prototype.constructor=CatmullRomCurve3;CatmullRomCurve3.prototype.isCatmullRomCurve3=true;CatmullRomCurve3.prototype.getPoint=function(t,optionalTarget){var point=optionalTarget||new Vector3();var points=this.points;var l=points.length;var p=(l-(this.closed?0:1))*t;var intPoint=Math.floor(p);var weight=p-intPoint;if(this.closed){intPoint+=intPoint>0?0:(Math.floor(Math.abs(intPoint)/points.length)+1)*points.length;}else if(weight===0&&intPoint===l-1){intPoint=l-2;weight=1;} var p0,p1,p2,p3;if(this.closed||intPoint>0){p0=points[(intPoint-1)%l];}else{tmp.subVectors(points[0],points[1]).add(points[0]);p0=tmp;} p1=points[intPoint%l];p2=points[(intPoint+1)%l];if(this.closed||intPoint+2