1 // Pannellum 2.4.1, https://github.com/mpetroff/pannellum
2 window.libpannellum=function(J,f,m){function Ba(P){function bb(a,e){return 1==a.level&&1!=e.level?-1:1==e.level&&1!=a.level?1:e.timestamp-a.timestamp}function W(a,e){return a.level!=e.level?a.level-e.level:a.diff-e.diff}function X(a,e,d,f,p,c){this.vertices=a;this.side=e;this.level=d;this.x=f;this.y=p;this.path=c.replace("%s",e).replace("%l",d).replace("%x",f).replace("%y",p)}function Y(a,e,f,m,p){var c;var g=e.vertices;c=ea(a,g.slice(0,3));var t=ea(a,g.slice(3,6)),z=ea(a,g.slice(6,9)),g=ea(a,g.slice(9,
3 12)),y=c[0]+t[0]+z[0]+g[0];-4==y||4==y?c=!1:(y=c[1]+t[1]+z[1]+g[1],c=-4==y||4==y?!1:4!=c[2]+t[2]+z[2]+g[2]);if(c){c=e.vertices;t=c[0]+c[3]+c[6]+c[9];z=c[1]+c[4]+c[7]+c[10];g=c[2]+c[5]+c[8]+c[11];y=Math.sqrt(t*t+z*z+g*g);g=Math.asin(g/y);t=Math.atan2(z,t)-m;t+=t>Math.PI?-2*Math.PI:t<-Math.PI?2*Math.PI:0;t=Math.abs(t);e.diff=Math.acos(Math.sin(f)*Math.sin(g)+Math.cos(f)*Math.cos(g)*Math.cos(t));t=!1;for(z=0;z<d.nodeCache.length;z++)if(d.nodeCache[z].path==e.path){t=!0;d.nodeCache[z].timestamp=d.nodeCacheTimestamp++;
4 d.nodeCache[z].diff=e.diff;d.currentNodes.push(d.nodeCache[z]);break}t||(e.timestamp=d.nodeCacheTimestamp++,d.currentNodes.push(e),d.nodeCache.push(e));if(e.level<d.level){var g=s.cubeResolution*Math.pow(2,e.level-s.maxLevel),t=Math.ceil(g*s.invTileResolution)-1,z=g%s.tileResolution*2,E=2*g%s.tileResolution;0===E&&(E=s.tileResolution);0===z&&(z=2*s.tileResolution);y=0.5;if(e.x==t||e.y==t)y=1-s.tileResolution/(s.tileResolution+E);var r=1-y,g=[],v=y,Q=y,I=y,l=r,A=r,D=r;if(E<s.tileResolution)if(e.x==
5 t&&e.y!=t){if(A=Q=0.5,"d"==e.side||"u"==e.side)D=I=0.5}else e.x!=t&&e.y==t&&(l=v=0.5,"l"==e.side||"r"==e.side)&&(D=I=0.5);z<=s.tileResolution&&(e.x==t&&(v=0,l=1,"l"==e.side||"r"==e.side)&&(I=0,D=1),e.y==t&&(Q=0,A=1,"d"==e.side||"u"==e.side)&&(I=0,D=1));E=[c[0],c[1],c[2],c[0]*v+c[3]*l,c[1]*y+c[4]*r,c[2]*I+c[5]*D,c[0]*v+c[6]*l,c[1]*Q+c[7]*A,c[2]*I+c[8]*D,c[0]*y+c[9]*r,c[1]*Q+c[10]*A,c[2]*I+c[11]*D];E=new X(E,e.side,e.level+1,2*e.x,2*e.y,s.fullpath);g.push(E);e.x==t&&z<=s.tileResolution||(E=[c[0]*v+
6 c[3]*l,c[1]*y+c[4]*r,c[2]*I+c[5]*D,c[3],c[4],c[5],c[3]*y+c[6]*r,c[4]*Q+c[7]*A,c[5]*I+c[8]*D,c[0]*v+c[6]*l,c[1]*Q+c[7]*A,c[2]*I+c[8]*D],E=new X(E,e.side,e.level+1,2*e.x+1,2*e.y,s.fullpath),g.push(E));e.x==t&&z<=s.tileResolution||e.y==t&&z<=s.tileResolution||(E=[c[0]*v+c[6]*l,c[1]*Q+c[7]*A,c[2]*I+c[8]*D,c[3]*y+c[6]*r,c[4]*Q+c[7]*A,c[5]*I+c[8]*D,c[6],c[7],c[8],c[9]*v+c[6]*l,c[10]*y+c[7]*r,c[11]*I+c[8]*D],E=new X(E,e.side,e.level+1,2*e.x+1,2*e.y+1,s.fullpath),g.push(E));e.y==t&&z<=s.tileResolution||(E=
7 [c[0]*y+c[9]*r,c[1]*Q+c[10]*A,c[2]*I+c[11]*D,c[0]*v+c[6]*l,c[1]*Q+c[7]*A,c[2]*I+c[8]*D,c[9]*v+c[6]*l,c[10]*y+c[7]*r,c[11]*I+c[8]*D,c[9],c[10],c[11]],E=new X(E,e.side,e.level+1,2*e.x,2*e.y+1,s.fullpath),g.push(E));for(e=0;e<g.length;e++)Y(a,g[e],f,m,p)}}}function Ca(){return[-1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,-1,1,1,1,1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,1,1,-1,1,1,1,1,-1,1,1,-1,-1]}function ra(a,e,d){var f=Math.sin(e);e=Math.cos(e);
8 if("x"==d)return[a[0],e*a[1]+f*a[2],e*a[2]-f*a[1],a[3],e*a[4]+f*a[5],e*a[5]-f*a[4],a[6],e*a[7]+f*a[8],e*a[8]-f*a[7]];if("y"==d)return[e*a[0]-f*a[2],a[1],e*a[2]+f*a[0],e*a[3]-f*a[5],a[4],e*a[5]+f*a[3],e*a[6]-f*a[8],a[7],e*a[8]+f*a[6]];if("z"==d)return[e*a[0]+f*a[1],e*a[1]-f*a[0],a[2],e*a[3]+f*a[4],e*a[4]-f*a[3],a[5],e*a[6]+f*a[7],e*a[7]-f*a[6],a[8]]}function sa(a){return[a[0],a[4],a[8],a[12],a[1],a[5],a[9],a[13],a[2],a[6],a[10],a[14],a[3],a[7],a[11],a[15]]}function La(a){a.textureLoad||(a.textureLoad=
9 !0,Ma(encodeURI(a.path+"."+s.extension),function(e){a.texture=e;a.textureLoaded=!0},Z.crossOrigin))}function ea(a,e){var d=[a[0]*e[0]+a[1]*e[1]+a[2]*e[2],a[4]*e[0]+a[5]*e[1]+a[6]*e[2],a[11]+a[8]*e[0]+a[9]*e[1]+a[10]*e[2],1/(a[12]*e[0]+a[13]*e[1]+a[14]*e[2])],f=d[0]*d[3],p=d[1]*d[3],d=d[2]*d[3],c=[0,0,0];-1>f&&(c[0]=-1);1<f&&(c[0]=1);-1>p&&(c[1]=-1);1<p&&(c[1]=1);if(-1>d||1<d)c[2]=1;return c}function ta(){console.log("Reducing canvas size due to error 1286!");A.width=Math.round(A.width/2);A.height=
10 Math.round(A.height/2)}var A=f.createElement("canvas");A.style.width=A.style.height="100%";P.appendChild(A);var d,a,V,N,na,R,ua,fa,s,G,va,ka,F,ba,Da,Z;this.init=function(h,e,Ia,ja,p,c,g,t){e===m&&(e="equirectangular");if("equirectangular"!=e&&"cubemap"!=e&&"multires"!=e)throw console.log("Error: invalid image type specified!"),{type:"config error"};G=e;s=h;va=Ia;Z=t||{};if(d){V&&(a.detachShader(d,V),a.deleteShader(V));N&&(a.detachShader(d,N),a.deleteShader(N));a.bindBuffer(a.ARRAY_BUFFER,null);a.bindBuffer(a.ELEMENT_ARRAY_BUFFER,
11 null);d.texture&&a.deleteTexture(d.texture);if(d.nodeCache)for(h=0;h<d.nodeCache.length;h++)a.deleteTexture(d.nodeCache[h].texture);a.deleteProgram(d);d=m}fa=m;"cubemap"==G&&0!==(s[0].width&s[0].width-1)&&(navigator.userAgent.toLowerCase().match(/(iphone|ipod|ipad).* os 8_/)||navigator.userAgent.toLowerCase().match(/(iphone|ipod|ipad).* os 9_/)||navigator.userAgent.toLowerCase().match(/(iphone|ipod|ipad).* os 10_/)||navigator.userAgent.match(/Trident.*rv[ :]*11\./))||(a||(a=A.getContext("experimental-webgl",
12 {alpha:!1,depth:!1})),a&&1286==a.getError()&&ta());if(!a&&("multires"==G&&s.hasOwnProperty("fallbackPath")||"cubemap"==G)&&("WebkitAppearance"in f.documentElement.style||navigator.userAgent.match(/Trident.*rv[ :]*11\./)||-1!==navigator.appVersion.indexOf("MSIE 10"))){R&&P.removeChild(R);R=f.createElement("div");R.className="pnlm-world";ja=s.basePath?s.basePath+s.fallbackPath:s.fallbackPath;var z="frblud".split(""),y=0;p=function(){var a=f.createElement("canvas");a.className="pnlm-face pnlm-"+z[this.side]+
13 "face";R.appendChild(a);var c=a.getContext("2d");a.style.width=this.width+4+"px";a.style.height=this.height+4+"px";a.width=this.width+4;a.height=this.height+4;c.drawImage(this,2,2);var e=c.getImageData(0,0,a.width,a.height),d=e.data,h,l;for(h=2;h<a.width-2;h++)for(l=0;4>l;l++)d[4*(h+a.width)+l]=d[4*(h+2*a.width)+l],d[4*(h+a.width*(a.height-2))+l]=d[4*(h+a.width*(a.height-3))+l];for(h=2;h<a.height-2;h++)for(l=0;4>l;l++)d[4*(h*a.width+1)+l]=d[4*(h*a.width+2)+l],d[4*((h+1)*a.width-2)+l]=d[4*((h+1)*a.width-
14 3)+l];for(l=0;4>l;l++)d[4*(a.width+1)+l]=d[4*(2*a.width+2)+l],d[4*(2*a.width-2)+l]=d[4*(3*a.width-3)+l],d[4*(a.width*(a.height-2)+1)+l]=d[4*(a.width*(a.height-3)+2)+l],d[4*(a.width*(a.height-1)-2)+l]=d[4*(a.width*(a.height-2)-3)+l];for(h=1;h<a.width-1;h++)for(l=0;4>l;l++)d[4*h+l]=d[4*(h+a.width)+l],d[4*(h+a.width*(a.height-1))+l]=d[4*(h+a.width*(a.height-2))+l];for(h=1;h<a.height-1;h++)for(l=0;4>l;l++)d[h*a.width*4+l]=d[4*(h*a.width+1)+l],d[4*((h+1)*a.width-1)+l]=d[4*((h+1)*a.width-2)+l];for(l=0;4>
15 l;l++)d[l]=d[4*(a.width+1)+l],d[4*(a.width-1)+l]=d[4*(2*a.width-2)+l],d[a.width*(a.height-1)*4+l]=d[4*(a.width*(a.height-2)+1)+l],d[4*(a.width*a.height-1)+l]=d[4*(a.width*(a.height-1)-2)+l];c.putImageData(e,0,0);y++;6==y&&(na=this.width,P.appendChild(R),g())};for(h=0;6>h;h++)c=new Image,c.crossOrigin=Z.crossOrigin?Z.crossOrigin:"anonymous",c.side=h,c.onload=p,c.src="multires"==G?encodeURI(ja.replace("%s",z[h])+"."+s.extension):encodeURI(s[h].src)}else{if(!a)throw console.log("Error: no WebGL support detected!"),
16 {type:"no webgl"};s.fullpath=s.basePath?s.basePath+s.path:s.path;s.invTileResolution=1/s.tileResolution;e=Ca();ua=[];for(h=0;6>h;h++)ua[h]=e.slice(12*h,12*h+12),e=Ca();if("equirectangular"==G){if(h=Math.max(s.width,s.height),e=a.getParameter(a.MAX_TEXTURE_SIZE),h>e)throw console.log("Error: The image is too big; it's "+h+"px wide, but this device's maximum supported width is "+e+"px."),{type:"webgl size error",width:h,maxWidth:e};}else if("cubemap"==G&&(h=s[0].width,e=a.getParameter(a.MAX_CUBE_MAP_TEXTURE_SIZE),
17 h>e))throw console.log("Error: The cube face image is too big; it's "+h+"px wide, but this device's maximum supported width is "+e+"px."),{type:"webgl size error",width:h,maxWidth:e};t===m||t.horizonPitch===m&&t.horizonRoll===m||(fa=[t.horizonPitch==m?0:t.horizonPitch,t.horizonRoll==m?0:t.horizonRoll]);h=a.TEXTURE_2D;a.viewport(0,0,a.drawingBufferWidth,a.drawingBufferHeight);V=a.createShader(a.VERTEX_SHADER);e=r;"multires"==G&&(e=v);a.shaderSource(V,e);a.compileShader(V);N=a.createShader(a.FRAGMENT_SHADER);
18 e=Na;"cubemap"==G?(h=a.TEXTURE_CUBE_MAP,e=Oa):"multires"==G&&(e=oa);a.shaderSource(N,e);a.compileShader(N);d=a.createProgram();a.attachShader(d,V);a.attachShader(d,N);a.linkProgram(d);a.getShaderParameter(V,a.COMPILE_STATUS)||console.log(a.getShaderInfoLog(V));a.getShaderParameter(N,a.COMPILE_STATUS)||console.log(a.getShaderInfoLog(N));a.getProgramParameter(d,a.LINK_STATUS)||console.log(a.getProgramInfoLog(d));a.useProgram(d);d.drawInProgress=!1;d.texCoordLocation=a.getAttribLocation(d,"a_texCoord");
19 a.enableVertexAttribArray(d.texCoordLocation);"multires"!=G?(ka||(ka=a.createBuffer()),a.bindBuffer(a.ARRAY_BUFFER,ka),a.bufferData(a.ARRAY_BUFFER,new Float32Array([-1,1,1,1,1,-1,-1,1,1,-1,-1,-1]),a.STATIC_DRAW),a.vertexAttribPointer(d.texCoordLocation,2,a.FLOAT,!1,0,0),d.aspectRatio=a.getUniformLocation(d,"u_aspectRatio"),a.uniform1f(d.aspectRatio,a.drawingBufferWidth/a.drawingBufferHeight),d.psi=a.getUniformLocation(d,"u_psi"),d.theta=a.getUniformLocation(d,"u_theta"),d.f=a.getUniformLocation(d,
20 "u_f"),d.h=a.getUniformLocation(d,"u_h"),d.v=a.getUniformLocation(d,"u_v"),d.vo=a.getUniformLocation(d,"u_vo"),d.rot=a.getUniformLocation(d,"u_rot"),a.uniform1f(d.h,ja/(2*Math.PI)),a.uniform1f(d.v,p/Math.PI),a.uniform1f(d.vo,c/Math.PI*2),"equirectangular"==G&&(d.backgroundColor=a.getUniformLocation(d,"u_backgroundColor"),a.uniform4fv(d.backgroundColor,(t.backgroundColor?t.backgroundColor:[0,0,0]).concat([1]))),d.texture=a.createTexture(),a.bindTexture(h,d.texture),"cubemap"==G?(a.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_X,
21 0,a.RGB,a.RGB,a.UNSIGNED_BYTE,s[1]),a.texImage2D(a.TEXTURE_CUBE_MAP_NEGATIVE_X,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,s[3]),a.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_Y,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,s[4]),a.texImage2D(a.TEXTURE_CUBE_MAP_NEGATIVE_Y,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,s[5]),a.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_Z,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,s[0]),a.texImage2D(a.TEXTURE_CUBE_MAP_NEGATIVE_Z,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,s[2])):a.texImage2D(h,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,s),a.texParameteri(h,a.TEXTURE_WRAP_S,
22 a.CLAMP_TO_EDGE),a.texParameteri(h,a.TEXTURE_WRAP_T,a.CLAMP_TO_EDGE),a.texParameteri(h,a.TEXTURE_MIN_FILTER,a.LINEAR),a.texParameteri(h,a.TEXTURE_MAG_FILTER,a.LINEAR)):(d.vertPosLocation=a.getAttribLocation(d,"a_vertCoord"),a.enableVertexAttribArray(d.vertPosLocation),F||(F=a.createBuffer()),ba||(ba=a.createBuffer()),Da||(Da=a.createBuffer()),a.bindBuffer(a.ARRAY_BUFFER,ba),a.bufferData(a.ARRAY_BUFFER,new Float32Array([0,0,1,0,1,1,0,1]),a.STATIC_DRAW),a.bindBuffer(a.ELEMENT_ARRAY_BUFFER,Da),a.bufferData(a.ELEMENT_ARRAY_BUFFER,
23 new Uint16Array([0,1,2,0,2,3]),a.STATIC_DRAW),d.perspUniform=a.getUniformLocation(d,"u_perspMatrix"),d.cubeUniform=a.getUniformLocation(d,"u_cubeMatrix"),d.level=-1,d.currentNodes=[],d.nodeCache=[],d.nodeCacheTimestamp=0);ja=a.getError();if(0!==ja)throw console.log("Error: Something went wrong with WebGL!",ja),{type:"webgl error"};g()}};this.destroy=function(){P!==m&&(A!==m&&P.contains(A)&&P.removeChild(A),R!==m&&P.contains(R)&&P.removeChild(R));if(a){var d=a.getExtension("WEBGL_lose_context");d&&
24 d.loseContext()}};this.resize=function(){var h=J.devicePixelRatio||1;A.width=A.clientWidth*h;A.height=A.clientHeight*h;a&&(1286==a.getError()&&ta(),a.viewport(0,0,a.drawingBufferWidth,a.drawingBufferHeight),"multires"!=G&&a.uniform1f(d.aspectRatio,A.clientWidth/A.clientHeight))};this.resize();this.setPose=function(a,d){fa=[a,d]};this.render=function(h,e,f,r){var p;p=0;r===m&&(r={});r.roll&&(p=r.roll);if(fa!==m){var c=fa[0],g=fa[1],t=h,z=e,y=Math.cos(g)*Math.sin(h)*Math.sin(c)+Math.cos(h)*(Math.cos(c)*
25 Math.cos(e)+Math.sin(g)*Math.sin(c)*Math.sin(e)),v=-Math.sin(h)*Math.sin(g)+Math.cos(h)*Math.cos(g)*Math.sin(e);h=Math.cos(g)*Math.cos(c)*Math.sin(h)+Math.cos(h)*(-Math.cos(e)*Math.sin(c)+Math.cos(c)*Math.sin(g)*Math.sin(e));h=Math.asin(Math.max(Math.min(h,1),-1));e=Math.atan2(v,y);c=[Math.cos(t)*(Math.sin(g)*Math.sin(c)*Math.cos(z)-Math.cos(c)*Math.sin(z)),Math.cos(t)*Math.cos(g)*Math.cos(z),Math.cos(t)*(Math.cos(c)*Math.sin(g)*Math.cos(z)+Math.sin(z)*Math.sin(c))];g=[-Math.cos(h)*Math.sin(e),Math.cos(h)*
26 Math.cos(e)];g=Math.acos(Math.max(Math.min((c[0]*g[0]+c[1]*g[1])/(Math.sqrt(c[0]*c[0]+c[1]*c[1]+c[2]*c[2])*Math.sqrt(g[0]*g[0]+g[1]*g[1])),1),-1));0>c[2]&&(g=2*Math.PI-g);p+=g}if(a||"multires"!=G&&"cubemap"!=G){if("multires"!=G)f=2*Math.atan(Math.tan(0.5*f)/(a.drawingBufferWidth/a.drawingBufferHeight)),f=1/Math.tan(0.5*f),a.uniform1f(d.psi,e),a.uniform1f(d.theta,h),a.uniform1f(d.rot,p),a.uniform1f(d.f,f),!0===va&&"equirectangular"==G&&(a.bindTexture(a.TEXTURE_2D,d.texture),a.texImage2D(a.TEXTURE_2D,
27 0,a.RGB,a.RGB,a.UNSIGNED_BYTE,s)),a.drawArrays(a.TRIANGLES,0,6);else{c=a.drawingBufferWidth/a.drawingBufferHeight;g=2*Math.atan(Math.tan(f/2)*a.drawingBufferHeight/a.drawingBufferWidth);g=1/Math.tan(g/2);c=[g/c,0,0,0,0,g,0,0,0,0,100.1/-99.9,20/-99.9,0,0,-1,0];for(g=1;g<s.maxLevel&&a.drawingBufferWidth>s.tileResolution*Math.pow(2,g-1)*Math.tan(f/2)*0.707;)g++;d.level=g;g=[1,0,0,0,1,0,0,0,1];g=ra(g,-p,"z");g=ra(g,-h,"x");g=ra(g,e,"y");g=[g[0],g[1],g[2],0,g[3],g[4],g[5],0,g[6],g[7],g[8],0,0,0,0,1];a.uniformMatrix4fv(d.perspUniform,
28 !1,new Float32Array(sa(c)));a.uniformMatrix4fv(d.cubeUniform,!1,new Float32Array(sa(g)));c=[c[0]*g[0],c[0]*g[1],c[0]*g[2],0,c[5]*g[4],c[5]*g[5],c[5]*g[6],0,c[10]*g[8],c[10]*g[9],c[10]*g[10],c[11],-g[8],-g[9],-g[10],0];d.nodeCache.sort(bb);if(200<d.nodeCache.length&&d.nodeCache.length>d.currentNodes.length+50)for(g=d.nodeCache.splice(200,d.nodeCache.length-200),p=0;p<g.length;p++)a.deleteTexture(g[p].texture);d.currentNodes=[];g="fbudlr".split("");for(p=0;6>p;p++)t=new X(ua[p],g[p],1,0,0,s.fullpath),
29 Y(c,t,h,e,f);d.currentNodes.sort(W);for(p=0;p<d.currentNodes.length;p++)if(!d.currentNodes[p].texture){setTimeout(La,0,d.currentNodes[p]);break}if(!d.drawInProgress){d.drawInProgress=!0;for(h=0;h<d.currentNodes.length;h++)d.currentNodes[h].textureLoaded&&(a.bindBuffer(a.ARRAY_BUFFER,F),a.bufferData(a.ARRAY_BUFFER,new Float32Array(d.currentNodes[h].vertices),a.STATIC_DRAW),a.vertexAttribPointer(d.vertPosLocation,3,a.FLOAT,!1,0,0),a.bindBuffer(a.ARRAY_BUFFER,ba),a.vertexAttribPointer(d.texCoordLocation,
30 2,a.FLOAT,!1,0,0),a.bindTexture(a.TEXTURE_2D,d.currentNodes[h].texture),a.drawElements(a.TRIANGLES,6,a.UNSIGNED_SHORT,0));d.drawInProgress=!1}}if(r.returnImage!==m)return A.toDataURL("image/png")}else for(p=na/2,r={f:"translate3d(-"+(p+2)+"px, -"+(p+2)+"px, -"+p+"px)",b:"translate3d("+(p+2)+"px, -"+(p+2)+"px, "+p+"px) rotateX(180deg) rotateZ(180deg)",u:"translate3d(-"+(p+2)+"px, -"+p+"px, "+(p+2)+"px) rotateX(270deg)",d:"translate3d(-"+(p+2)+"px, "+p+"px, -"+(p+2)+"px) rotateX(90deg)",l:"translate3d(-"+
31 p+"px, -"+(p+2)+"px, "+(p+2)+"px) rotateX(180deg) rotateY(90deg) rotateZ(180deg)",r:"translate3d("+p+"px, -"+(p+2)+"px, -"+(p+2)+"px) rotateY(270deg)"},f=1/Math.tan(f/2),f=f*a.drawingBufferWidth/2+"px",h="perspective("+f+") translateZ("+f+") rotateX("+h+"rad) rotateY("+e+"rad) ",e=Object.keys(r),p=0;6>p;p++)f=R.querySelector(".pnlm-"+e[p]+"face").style,f.webkitTransform=h+r[e[p]],f.transform=h+r[e[p]]};this.isLoading=function(){if(a&&"multires"==G)for(var f=0;f<d.currentNodes.length;f++)if(!d.currentNodes[f].textureLoaded)return!0;
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