coronaindia
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COVID19 India Tracker, predictive analytics and research. Built by engineers, data scientists, AI and medical professionals.
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JavaScript
THREE.ColladaLoader=function(a){this.manager=void 0!==a?a:THREE.DefaultLoadingManager},THREE.ColladaLoader.prototype={constructor:THREE.ColladaLoader,load:function(a,b,c,d){function e(a){var b=a.split("/");return b.pop(),(b.length<1?".":b.join("/"))+"/"}var f=this,g=new THREE.XHRLoader(f.manager);g.load(a,function(c){b(f.parse(c,e(a)))},c,d)},options:{set convertUpAxis(a){console.log("ColladaLoder.options.convertUpAxis: TODO")}},setCrossOrigin:function(a){this.crossOrigin=a},parse:function(a,b){function c(a,b){for(var c=[],d=a.childNodes,e=0,f=d.length;e<f;e++){var g=d[e];g.nodeName===b&&c.push(g)}return c}function d(a){if(0===a.length)return[];for(var b=a.trim().split(/\s+/),c=new Array(b.length),d=0,e=b.length;d<e;d++)c[d]=parseFloat(b[d]);return c}function e(a){if(0===a.length)return[];for(var b=a.trim().split(/\s+/),c=new Array(b.length),d=0,e=b.length;d<e;d++)c[d]=parseInt(b[d]);return c}function f(a){return a.substring(1)}function g(a){return{unit:h(c(a,"unit")[0]),upAxis:i(c(a,"up_axis")[0])}}function h(a){return void 0!==a?parseFloat(a.getAttribute("meter")):1}function i(a){return void 0!==a?a.textContent:"Y_UP"}function j(a,b,d,e){var f=c(a,b)[0];if(void 0!==f)for(var g=c(f,d),h=0;h<g.length;h++)e(g[h])}function k(a,b){for(var c in a){var d=a[c];d.build=b(a[c])}}function l(a,b){return void 0!==a.build?a.build:(a.build=b(a),a.build)}function n(a){var b={init_from:c(a,"init_from")[0].textContent};ma.images[a.getAttribute("id")]=b}function o(a){if(void 0!==a.build)return a.build;var c=a.init_from;return void 0!==b&&(c=b+c),m.load(c)}function p(a){return l(ma.images[a],o)}function q(a){for(var b={},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"profile_COMMON":b.profile=r(e)}}ma.effects[a.getAttribute("id")]=b}function r(a){for(var b={surfaces:{},samplers:{}},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"newparam":s(e,b);break;case"technique":b.technique=v(e)}}return b}function s(a,b){for(var c=a.getAttribute("sid"),d=0,e=a.childNodes.length;d<e;d++){var f=a.childNodes[d];if(1===f.nodeType)switch(f.nodeName){case"surface":b.surfaces[c]=t(f);break;case"sampler2D":b.samplers[c]=u(f)}}}function t(a){for(var b={},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"init_from":b.init_from=e.textContent}}return b}function u(a){for(var b={},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"source":b.source=e.textContent}}return b}function v(a){for(var b={},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"constant":case"lambert":case"blinn":case"phong":b.type=e.nodeName,b.parameters=w(e)}}return b}function w(a){for(var b={},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"emission":case"diffuse":case"specular":case"shininess":case"transparency":b[e.nodeName]=x(e)}}return b}function x(a){for(var b={},c=0,e=a.childNodes.length;c<e;c++){var f=a.childNodes[c];if(1===f.nodeType)switch(f.nodeName){case"color":b[f.nodeName]=d(f.textContent);break;case"float":b[f.nodeName]=parseFloat(f.textContent);break;case"texture":b[f.nodeName]={id:f.getAttribute("texture"),extra:y(f)}}}return b}function y(a){for(var b={},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"extra":b=z(e)}}return b}function z(a){for(var b={},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"technique":b[e.nodeName]=A(e)}}return b}function A(a){for(var b={},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"repeatU":case"repeatV":case"offsetU":case"offsetV":b[e.nodeName]=parseFloat(e.textContent);break;case"wrapU":case"wrapV":b[e.nodeName]=parseInt(e.textContent)}}return b}function B(a){return a}function C(a){return l(ma.effects[a],B)}function D(a){for(var b={name:a.getAttribute("name")},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"instance_effect":b.url=f(e.getAttribute("url"))}}ma.materials[a.getAttribute("id")]=b}function E(a){function e(a){var c=b.profile.samplers[a.id];if(void 0!==c){var d=b.profile.surfaces[c.source],e=new THREE.Texture(p(d.init_from)),f=a.extra;if(void 0!==f&&void 0!==f.technique){var g=f.technique;e.wrapS=g.wrapU?THREE.RepeatWrapping:THREE.ClampToEdgeWrapping,e.wrapT=g.wrapV?THREE.RepeatWrapping:THREE.ClampToEdgeWrapping,e.offset.set(g.offsetU,g.offsetV),e.repeat.set(g.repeatU,g.repeatV)}else e.wrapS=THREE.RepeatWrapping,e.wrapT=THREE.RepeatWrapping;return e.needsUpdate=!0,e}return console.error("ColladaLoder: Undefined sampler",a.id),null}var d,b=C(a.url),c=b.profile.technique;switch(c.type){case"phong":case"blinn":d=new THREE.MeshPhongMaterial;break;case"lambert":d=new THREE.MeshLambertMaterial;break;default:d=new THREE.MeshBasicMaterial}d.name=a.name;var f=c.parameters;for(var g in f){var h=f[g];switch(g){case"diffuse":h.color&&d.color.fromArray(h.color),h.texture&&(d.map=e(h.texture));break;case"specular":h.color&&d.specular&&d.specular.fromArray(h.color);break;case"shininess":h.float&&d.shininess&&(d.shininess=h.float);break;case"emission":h.color&&d.emissive&&d.emissive.fromArray(h.color);break;case"transparency":h.float&&(d.opacity=h.float),1!==h.float&&(d.transparent=!0)}}return d}function F(a){return l(ma.materials[a],E)}function G(a){for(var b={name:a.getAttribute("name")},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"optics":b.optics=H(e)}}ma.cameras[a.getAttribute("id")]=b}function H(a){for(var b=0;b<a.childNodes.length;b++){var c=a.childNodes[b];switch(c.nodeName){case"technique_common":return I(c)}}return{}}function I(a){for(var b={},c=0;c<a.childNodes.length;c++){var d=a.childNodes[c];switch(d.nodeName){case"perspective":case"orthographic":b.technique=d.nodeName,b.parameters=J(d)}}return b}function J(a){for(var b={},c=0;c<a.childNodes.length;c++){var d=a.childNodes[c];switch(d.nodeName){case"xfov":case"yfov":case"xmag":case"ymag":case"znear":case"zfar":case"aspect_ratio":b[d.nodeName]=parseFloat(d.textContent)}}return b}function K(a){var b;switch(a.optics.technique){case"perspective":b=new THREE.PerspectiveCamera(a.optics.parameters.yfov,a.optics.parameters.aspect_ratio,a.optics.parameters.znear,a.optics.parameters.zfar);break;case"orthographic":b=new THREE.OrthographicCamera;break;default:b=new THREE.PerspectiveCamera}return b.name=a.name,b}function L(a){return l(ma.cameras[a],K)}function M(a){for(var b={},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"technique_common":b=N(e)}}ma.lights[a.getAttribute("id")]=b}function N(a){for(var b={},c=0,d=a.childNodes.length;c<d;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"directional":case"point":case"spot":case"ambient":b.technique=e.nodeName,b.parameters=O(e)}}return b}function O(a){for(var b={},c=0,e=a.childNodes.length;c<e;c++){var f=a.childNodes[c];if(1===f.nodeType)switch(f.nodeName){case"color":var g=d(f.textContent);b.color=(new THREE.Color).fromArray(g);break;case"falloff_angle":b.falloffAngle=parseFloat(f.textContent);break;case"quadratic_attenuation":var h=parseFloat(f.textContent);b.distance=h?Math.sqrt(1/h):0}}return b}function P(a){var b;switch(a.technique){case"directional":b=new THREE.DirectionalLight;break;case"point":b=new THREE.PointLight;break;case"spot":b=new THREE.SpotLight;break;case"ambient":b=new THREE.AmbientLight}return a.parameters.color&&b.color.copy(a.parameters.color),a.parameters.distance&&(b.distance=a.parameters.distance),b}function Q(a){return l(ma.lights[a],P)}function R(a){for(var b={name:a.getAttribute("name"),sources:{},vertices:{},primitives:[]},d=c(a,"mesh")[0],e=0;e<d.childNodes.length;e++){var f=d.childNodes[e];if(1===f.nodeType){var g=f.getAttribute("id");switch(f.nodeName){case"source":b.sources[g]=S(f);break;case"vertices":b.vertices=T(f);break;case"polygons":console.log("ColladaLoader: Unsupported primitive type: ",f.nodeName);break;case"lines":case"linestrips":case"polylist":case"triangles":b.primitives.push(U(f));break;default:console.log(f)}}}ma.geometries[a.getAttribute("id")]=b}function S(a){for(var b={array:[],stride:3},e=0;e<a.childNodes.length;e++){var f=a.childNodes[e];if(1===f.nodeType)switch(f.nodeName){case"float_array":b.array=d(f.textContent);break;case"technique_common":var g=c(f,"accessor")[0];void 0!==g&&(b.stride=parseInt(g.getAttribute("stride")));break;default:console.log(f)}}return b}function T(a){for(var b={},c=0;c<a.childNodes.length;c++){var d=a.childNodes[c];1===d.nodeType&&(b[d.getAttribute("semantic")]=f(d.getAttribute("source")))}return b}function U(a){for(var b={type:a.nodeName,material:a.getAttribute("material"),inputs:{},stride:0},c=0,d=a.childNodes.length;c<d;c++){var g=a.childNodes[c];if(1===g.nodeType)switch(g.nodeName){case"input":var h=f(g.getAttribute("source")),i=g.getAttribute("semantic"),j=parseInt(g.getAttribute("offset"));b.inputs[i]={id:h,offset:j},b.stride=Math.max(b.stride,j+1);break;case"vcount":b.vcount=e(g.textContent);break;case"p":b.p=e(g.textContent)}}return b}function X(a){var b={},c=a.sources,d=a.vertices,e=a.primitives;if(0===e.length)return b;for(var f=0;f<e.length;f++){var g=e[f],h=g.inputs,i=new THREE.BufferGeometry;a.name&&(i.name=a.name);for(var j in h){var k=h[j];switch(j){case"VERTEX":for(var l in d)i.addAttribute(l.toLowerCase(),Y(g,c[d[l]],k.offset));break;case"NORMAL":i.addAttribute("normal",Y(g,c[k.id],k.offset));break;case"COLOR":i.addAttribute("color",Y(g,c[k.id],k.offset));break;case"TEXCOORD":i.addAttribute("uv",Y(g,c[k.id],k.offset))}}var m;switch(g.type){case"lines":m=new THREE.LineSegments(i,V);break;case"linestrips":m=new THREE.Line(i,V);break;case"triangles":case"polylist":m=new THREE.Mesh(i,W)}b[g.material]=m}return b}function Y(a,b,c){function g(a){for(var b=d[a+c]*j,e=b+j;b<e;b++)k.push(i[b])}var d=a.p,e=a.stride,f=a.vcount,h=0,i=b.array,j=b.stride,k=[];if(void 0!==a.vcount){for(var l=0,m=0,n=f.length;m<n;m++){var o=f[m];if(4===o){var p=l+0*e,q=l+1*e,r=l+2*e,s=l+3*e;g(p),g(q),g(s),g(q),g(r),g(s)}else if(3===o){var p=l+0*e,q=l+1*e,r=l+2*e;g(p),g(q),g(r)}else h=Math.max(h,o);l+=e*o}h>0&&console.log("ColladaLoader: Geometry has faces with more than 4 vertices.")}else for(var m=0,n=d.length;m<n;m+=e)g(m);return new THREE.Float32Attribute(k,j)}function Z(a){return l(ma.geometries[a],X)}function aa(a){for(var b={name:a.getAttribute("name"),matrix:new THREE.Matrix4,nodes:[],instanceCameras:[],instanceLights:[],instanceGeometries:[],instanceNodes:[]},c=0;c<a.childNodes.length;c++){var e=a.childNodes[c];if(1===e.nodeType)switch(e.nodeName){case"node":aa(e),b.nodes.push(e.getAttribute("id"));break;case"instance_camera":b.instanceCameras.push(f(e.getAttribute("url")));break;case"instance_light":b.instanceLights.push(f(e.getAttribute("url")));break;case"instance_geometry":b.instanceGeometries.push(ba(e));break;case"instance_node":b.instanceNodes.push(f(e.getAttribute("url")));break;case"matrix":var g=d(e.textContent);b.matrix.multiply($.fromArray(g).transpose());break;case"translate":var g=d(e.textContent);_.fromArray(g),b.matrix.multiply($.makeTranslation(_.x,_.y,_.z));break;case"rotate":var g=d(e.textContent),h=THREE.Math.degToRad(g[3]);b.matrix.multiply($.makeRotationAxis(_.fromArray(g),h));break;case"scale":var g=d(e.textContent);b.matrix.scale(_.fromArray(g));break;case"extra":break;default:console.log(e)}}return null!==a.getAttribute("id")&&(ma.nodes[a.getAttribute("id")]=b),b}function ba(a){for(var b={id:f(a.getAttribute("url")),materials:{}},c=0;c<a.childNodes.length;c++){var d=a.childNodes[c];if("bind_material"===d.nodeName){for(var e=d.getElementsByTagName("instance_material"),g=0;g<e.length;g++){var h=e[g],i=h.getAttribute("symbol"),j=h.getAttribute("target");b.materials[i]=f(j)}break}}return b}function ca(a){for(var b=[],c=a.matrix,d=a.nodes,e=a.instanceCameras,f=a.instanceLights,g=a.instanceGeometries,h=a.instanceNodes,i=0,j=d.length;i<j;i++)b.push(da(d[i]).clone());for(var i=0,j=e.length;i<j;i++)b.push(L(e[i]).clone());for(var i=0,j=f.length;i<j;i++)b.push(Q(f[i]).clone());for(var i=0,j=g.length;i<j;i++){var k=g[i],l=Z(k.id);for(var m in l){var n=l[m].clone();void 0!==k.materials[m]&&(n.material=F(k.materials[m])),b.push(n)}}for(var i=0,j=h.length;i<j;i++)b.push(da(h[i]).clone());var n;if(0===d.length&&1===b.length)n=b[0];else{n=new THREE.Group;for(var i=0;i<b.length;i++)n.add(b[i])}return n.name=a.name,c.decompose(n.position,n.quaternion,n.scale),n}function da(a){return l(ma.nodes[a],ca)}function ea(a){for(var b={name:a.getAttribute("name"),children:[]},d=c(a,"node"),e=0;e<d.length;e++)b.children.push(aa(d[e]));ma.visualScenes[a.getAttribute("id")]=b}function fa(a){var b=new THREE.Group;b.name=a.name;for(var c=a.children,d=0;d<c.length;d++)b.add(ca(c[d]));return b}function ga(a){return l(ma.visualScenes[a],fa)}function ha(a){var b=c(a,"instance_visual_scene")[0];return ga(f(b.getAttribute("url")))}var m=new THREE.ImageLoader;m.setCrossOrigin(this.crossOrigin);var V=new THREE.LineBasicMaterial,W=new THREE.MeshPhongMaterial,$=new THREE.Matrix4,_=new THREE.Vector3;if(console.time("ColladaLoader"),0===a.length)return{scene:new THREE.Scene};console.time("ColladaLoader: DOMParser");var ia=(new DOMParser).parseFromString(a,"application/xml");console.timeEnd("ColladaLoader: DOMParser");var ja=c(ia,"COLLADA")[0],ka=ja.getAttribute("version");console.log("ColladaLoader: File version",ka);var la=g(c(ja,"asset")[0]),ma={images:{},effects:{},materials:{},cameras:{},lights:{},geometries:{},nodes:{},visualScenes:{}};console.time("ColladaLoader: Parse"),j(ja,"library_images","image",n),j(ja,"library_effects","effect",q),j(ja,"library_materials","material",D),j(ja,"library_cameras","camera",G),j(ja,"library_lights","light",M),j(ja,"library_geometries","geometry",R),j(ja,"library_nodes","node",aa),j(ja,"library_visual_scenes","visual_scene",ea),console.timeEnd("ColladaLoader: Parse"),console.time("ColladaLoader: Build"),k(ma.images,o),k(ma.effects,B),k(ma.materials,E),k(ma.cameras,K),k(ma.lights,P),k(ma.geometries,X),k(ma.nodes,ca),k(ma.visualScenes,fa),console.timeEnd("ColladaLoader: Build");var na=ha(c(ja,"scene")[0]);return"Z_UP"===la.upAxis&&(na.rotation.x=-Math.PI/2),na.scale.multiplyScalar(la.unit),console.timeEnd("ColladaLoader"),{animations:[],kinematics:{joints:[]},scene:na}}};