THREE.SpriteCanvasMaterial=function(e){THREE.Material.call(this),this.type="SpriteCanvasMaterial",this.color=new THREE.Color(16777215),this.program=function(e,t){},this.setValues(e)},THREE.SpriteCanvasMaterial.prototype=Object.create(THREE.Material.prototype),THREE.SpriteCanvasMaterial.prototype.constructor=THREE.SpriteCanvasMaterial,THREE.SpriteCanvasMaterial.prototype.clone=function(){var e=new THREE.SpriteCanvasMaterial;return THREE.Material.prototype.clone.call(this,e),e.color.copy(this.color),e.program=this.program,e},THREE.CanvasRenderer=function(e){console.log("THREE.CanvasRenderer",THREE.REVISION);var d=THREE.Math.smoothstep;e=e||{};var a,s,m,x,l,c,p,y,R,u,v,S,T,g,H,w,C,M,b,L,B=this,E=new THREE.Projector,n=void 0!==e.canvas?e.canvas:document.createElement("canvas"),f=n.width,h=n.height,P=Math.floor(f/2),z=Math.floor(h/2),V=0,j=0,D=f,W=h,o=1,F=n.getContext("2d",{alpha:!0===e.alpha}),i=new THREE.Color(0),r=!0===e.alpha?0:1,N=1,k=0,O=null,G=null,I=null,A=null,q=null,t=[],U=(new THREE.RenderableVertex,new THREE.RenderableVertex,new THREE.Color),J=(new THREE.Color,new THREE.Color,new THREE.Color,new THREE.Color,new THREE.Color),K=new THREE.Color,Q=new THREE.Color,X={},Y=new THREE.Box2,Z=new THREE.Box2,$=new THREE.Box2,_=new THREE.Color,ee=new THREE.Color,te=new THREE.Color,ie=new THREE.Vector3,ne=new THREE.Vector3,oe=new THREE.Vector3,re=new THREE.Matrix3;function ae(e,t,i){me(i.opacity),xe(i.blending);var n=t.scale.x*P,o=t.scale.y*z,r=.5*Math.sqrt(n*n+o*o);if($.min.set(e.x-r,e.y-r),$.max.set(e.x+r,e.y+r),i instanceof THREE.SpriteMaterial){var a=i.map;if(null!==a&&void 0!==a.image){!1===a.hasEventListener("update",Ee)&&(0<a.image.width&&fe(a),a.addEventListener("update",Ee));var s=X[a.id];Se(void 0!==s?s:"rgba( 0, 0, 0, 1 )");var l=a.image,c=l.width*a.offset.x,p=l.height*a.offset.y,E=l.width*a.repeat.x,f=l.height*a.repeat.y,h=n/E,d=o/f;F.save(),F.translate(e.x,e.y),0!==i.rotation&&F.rotate(i.rotation),F.translate(-n/2,-o/2),F.scale(h,d),F.translate(-c,-p),F.fillRect(c,p,E,f),F.restore()}else Se(i.color.getStyle()),F.save(),F.translate(e.x,e.y),0!==i.rotation&&F.rotate(i.rotation),F.scale(n,-o),F.fillRect(-.5,-.5,1,1),F.restore()}else i instanceof THREE.SpriteCanvasMaterial&&(ve(i.color.getStyle()),Se(i.color.getStyle()),F.save(),F.translate(e.x,e.y),0!==i.rotation&&F.rotate(i.rotation),F.scale(n,o),i.program(F),F.restore())}function se(e,t,i,n){if(me(n.opacity),xe(n.blending),F.beginPath(),F.moveTo(e.positionScreen.x,e.positionScreen.y),F.lineTo(t.positionScreen.x,t.positionScreen.y),n instanceof THREE.LineBasicMaterial){if(ye(n.linewidth),Re(n.linecap),ue(n.linejoin),n.vertexColors!==THREE.VertexColors)ve(n.color.getStyle());else{var o=i.vertexColors[0].getStyle(),r=i.vertexColors[1].getStyle();if(o===r)ve(o);else{try{var a=F.createLinearGradient(e.positionScreen.x,e.positionScreen.y,t.positionScreen.x,t.positionScreen.y);a.addColorStop(0,o),a.addColorStop(1,r)}catch(e){a=o}ve(a)}}F.stroke(),$.expandByScalar(2*n.linewidth)}else n instanceof THREE.LineDashedMaterial&&(ye(n.linewidth),Re(n.linecap),ue(n.linejoin),ve(n.color.getStyle()),Te([n.dashSize,n.gapSize]),F.stroke(),$.expandByScalar(2*n.linewidth),Te([]))}function le(e,t,i,n,o,r,a,s){var l,c,p,E,f,h;if(B.info.render.vertices+=3,B.info.render.faces++,me(s.opacity),xe(s.blending),y=e.positionScreen.x,R=e.positionScreen.y,u=t.positionScreen.x,v=t.positionScreen.y,S=i.positionScreen.x,T=i.positionScreen.y,l=y,c=R,p=u,E=v,f=S,h=T,F.beginPath(),F.moveTo(l,c),F.lineTo(p,E),F.lineTo(f,h),F.closePath(),(s instanceof THREE.MeshLambertMaterial||s instanceof THREE.MeshPhongMaterial)&&null===s.map)J.copy(s.color),K.copy(s.emissive),s.vertexColors===THREE.FaceColors&&J.multiply(a.color),U.copy(_),ne.copy(e.positionWorld).add(t.positionWorld).add(i.positionWorld).divideScalar(3),function(e,t,i){for(var n=0,o=m.length;n<o;n++){var r=m[n];if(Q.copy(r.color),r instanceof THREE.DirectionalLight){var a=ie.setFromMatrixPosition(r.matrixWorld).normalize();if((s=t.dot(a))<=0)continue;s*=r.intensity,i.add(Q.multiplyScalar(s))}else if(r instanceof THREE.PointLight){var s;if(a=ie.setFromMatrixPosition(r.matrixWorld),(s=t.dot(ie.subVectors(a,e).normalize()))<=0)continue;if(0==(s*=0==r.distance?1:1-Math.min(e.distanceTo(a)/r.distance,1)))continue;s*=r.intensity,i.add(Q.multiplyScalar(s))}}}(ne,a.normalModel,U),U.multiply(J).add(K),!0===s.wireframe?ce(U,s.wireframeLinewidth,s.wireframeLinecap,s.wireframeLinejoin):pe(U);else if(s instanceof THREE.MeshBasicMaterial||s instanceof THREE.MeshLambertMaterial||s instanceof THREE.MeshPhongMaterial){if(null!==s.map)s.map.mapping===THREE.UVMapping&&(g=a.uvs,he(y,R,u,v,S,T,g[n].x,g[n].y,g[o].x,g[o].y,g[r].x,g[r].y,s.map));else null!==s.envMap?s.envMap.mapping===THREE.SphericalReflectionMapping&&(oe.copy(a.vertexNormalsModel[n]).applyMatrix3(re),H=.5*oe.x+.5,w=.5*oe.y+.5,oe.copy(a.vertexNormalsModel[o]).applyMatrix3(re),C=.5*oe.x+.5,M=.5*oe.y+.5,oe.copy(a.vertexNormalsModel[r]).applyMatrix3(re),b=.5*oe.x+.5,L=.5*oe.y+.5,he(y,R,u,v,S,T,H,w,C,M,b,L,s.envMap)):(U.copy(s.color),s.vertexColors===THREE.FaceColors&&U.multiply(a.color),!0===s.wireframe?ce(U,s.wireframeLinewidth,s.wireframeLinecap,s.wireframeLinejoin):pe(U))}else s instanceof THREE.MeshDepthMaterial?U.r=U.g=U.b=1-d(e.positionScreen.z*e.positionScreen.w,x.near,x.far):s instanceof THREE.MeshNormalMaterial?(oe.copy(a.normalModel).applyMatrix3(re),U.setRGB(oe.x,oe.y,oe.z).multiplyScalar(.5).addScalar(.5)):U.setRGB(1,1,1),!0===s.wireframe?ce(U,s.wireframeLinewidth,s.wireframeLinecap,s.wireframeLinejoin):pe(U)}function ce(e,t,i,n){ye(t),Re(i),ue(n),ve(e.getStyle()),F.stroke(),$.expandByScalar(2*t)}function pe(e){Se(e.getStyle()),F.fill()}function Ee(e){fe(e.target)}function fe(e){if(!(e instanceof THREE.CompressedTexture)){var t=e.wrapS===THREE.RepeatWrapping,i=e.wrapT===THREE.RepeatWrapping,n=e.image,o=document.createElement("canvas");o.width=n.width,o.height=n.height;var r=o.getContext("2d");r.setTransform(1,0,0,-1,0,n.height),r.drawImage(n,0,0),X[e.id]=F.createPattern(o,!0===t&&!0===i?"repeat":!0===t&&!1===i?"repeat-x":!1===t&&!0===i?"repeat-y":"no-repeat")}}function he(e,t,i,n,o,r,a,s,l,c,p,E,f){if(!(f instanceof THREE.DataTexture)){!1===f.hasEventListener("update",Ee)&&(void 0!==f.image&&0<f.image.width&&fe(f),f.addEventListener("update",Ee));var h=X[f.id];if(void 0===h)return Se("rgba(0,0,0,1)"),void F.fill();Se(h);var d,m,x,y,R,u,v,S,T=f.offset.x/f.repeat.x,g=f.offset.y/f.repeat.y,H=f.image.width*f.repeat.x,w=f.image.height*f.repeat.y;l=(l+T)*H,c=(c+g)*w,p=(p+T)*H,E=(E+g)*w,i-=e,n-=t,o-=e,r-=t,0!==(v=(l-=a=(a+T)*H)*(E-=s=(s+g)*w)-(p-=a)*(c-=s))&&(R=e-(d=(E*i-c*o)*(S=1/v))*a-(x=(l*o-p*i)*S)*s,u=t-(m=(E*n-c*r)*S)*a-(y=(l*r-p*n)*S)*s,F.save(),F.transform(d,m,x,y,R,u),F.fill(),F.restore())}}function de(e,t,i){var n,o=t.x-e.x,r=t.y-e.y,a=o*o+r*r;0!==a&&(o*=n=i/Math.sqrt(a),r*=n,t.x+=o,t.y+=r,e.x-=o,e.y-=r)}function me(e){N!==e&&(F.globalAlpha=e,N=e)}function xe(e){k!==e&&(e===THREE.NormalBlending?F.globalCompositeOperation="source-over":e===THREE.AdditiveBlending?F.globalCompositeOperation="lighter":e===THREE.SubtractiveBlending&&(F.globalCompositeOperation="darker"),k=e)}function ye(e){I!==e&&(F.lineWidth=e,I=e)}function Re(e){A!==e&&(F.lineCap=e,A=e)}function ue(e){q!==e&&(F.lineJoin=e,q=e)}function ve(e){O!==e&&(F.strokeStyle=e,O=e)}function Se(e){G!==e&&(F.fillStyle=e,G=e)}function Te(e){t.length!==e.length&&(F.setLineDash(e),t=e)}void 0===F.setLineDash&&(F.setLineDash=function(){}),this.domElement=n,this.autoClear=!0,this.sortObjects=!0,this.sortElements=!0,this.info={render:{vertices:0,faces:0}},this.supportsVertexTextures=function(){},this.setFaceCulling=function(){},this.getPixelRatio=function(){return o},this.setPixelRatio=function(e){o=e},this.setSize=function(e,t,i){f=e*o,h=t*o,n.width=f,n.height=h,P=Math.floor(f/2),z=Math.floor(h/2),!1!==i&&(n.style.width=e+"px",n.style.height=t+"px"),Y.min.set(-P,-z),Y.max.set(P,z),Z.min.set(-P,-z),Z.max.set(P,z),N=1,k=0,q=A=I=G=O=null,this.setViewport(0,0,e,t)},this.setViewport=function(e,t,i,n){V=e*o,j=t*o,D=i*o,W=n*o},this.setScissor=function(){},this.enableScissorTest=function(){},this.setClearColor=function(e,t){i.set(e),r=void 0!==t?t:1,Z.min.set(-P,-z),Z.max.set(P,z)},this.setClearColorHex=function(e,t){console.warn("THREE.CanvasRenderer: .setClearColorHex() is being removed. Use .setClearColor() instead."),this.setClearColor(e,t)},this.getClearColor=function(){return i},this.getClearAlpha=function(){return r},this.getMaxAnisotropy=function(){return 0},this.clear=function(){!1===Z.empty()&&(Z.intersect(Y),Z.expandByScalar(2),Z.min.x=Z.min.x+P,Z.min.y=-Z.min.y+z,Z.max.x=Z.max.x+P,Z.max.y=-Z.max.y+z,r<1&&F.clearRect(0|Z.min.x,0|Z.max.y,Z.max.x-Z.min.x|0,Z.min.y-Z.max.y|0),0<r&&(xe(THREE.NormalBlending),me(1),Se("rgba("+Math.floor(255*i.r)+","+Math.floor(255*i.g)+","+Math.floor(255*i.b)+","+r+")"),F.fillRect(0|Z.min.x,0|Z.max.y,Z.max.x-Z.min.x|0,Z.min.y-Z.max.y|0)),Z.makeEmpty())},this.clearColor=function(){},this.clearDepth=function(){},this.clearStencil=function(){},this.render=function(e,t){if(t instanceof THREE.Camera!=!1){!0===this.autoClear&&this.clear(),B.info.render.vertices=0,B.info.render.faces=0,F.setTransform(D/f,0,0,-W/h,V,h-j),F.translate(P,z),a=E.projectScene(e,t,this.sortObjects,this.sortElements),s=a.elements,m=a.lights,x=t,re.getNormalMatrix(t.matrixWorldInverse),function(){_.setRGB(0,0,0),ee.setRGB(0,0,0),te.setRGB(0,0,0);for(var e=0,t=m.length;e<t;e++){var i=m[e],n=i.color;i instanceof THREE.AmbientLight?_.add(n):i instanceof THREE.DirectionalLight?ee.add(n):i instanceof THREE.PointLight&&te.add(n)}}();for(var i=0,n=s.length;i<n;i++){var o=s[i],r=o.material;if(void 0!==r&&0!==r.opacity){if($.makeEmpty(),o instanceof THREE.RenderableSprite)(l=o).x*=P,l.y*=z,ae(l,o,r);else if(o instanceof THREE.RenderableLine)l=o.v1,c=o.v2,l.positionScreen.x*=P,l.positionScreen.y*=z,c.positionScreen.x*=P,c.positionScreen.y*=z,$.setFromPoints([l.positionScreen,c.positionScreen]),!0===Y.isIntersectionBox($)&&se(l,c,o,r);else if(o instanceof THREE.RenderableFace){if(l=o.v1,c=o.v2,p=o.v3,l.positionScreen.z<-1||1<l.positionScreen.z)continue;if(c.positionScreen.z<-1||1<c.positionScreen.z)continue;if(p.positionScreen.z<-1||1<p.positionScreen.z)continue;l.positionScreen.x*=P,l.positionScreen.y*=z,c.positionScreen.x*=P,c.positionScreen.y*=z,p.positionScreen.x*=P,p.positionScreen.y*=z,0<r.overdraw&&(de(l.positionScreen,c.positionScreen,r.overdraw),de(c.positionScreen,p.positionScreen,r.overdraw),de(p.positionScreen,l.positionScreen,r.overdraw)),$.setFromPoints([l.positionScreen,c.positionScreen,p.positionScreen]),!0===Y.isIntersectionBox($)&&le(l,c,p,0,1,2,o,r)}Z.union($)}}F.setTransform(1,0,0,1,0,0)}else console.error("THREE.CanvasRenderer.render: camera is not an instance of THREE.Camera.")}};