3738 lines
74 KiB
JavaScript
3738 lines
74 KiB
JavaScript
/**
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* @author mrdoob / http://mrdoob.com/
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* @author Mugen87 / https://github.com/Mugen87
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*/
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THREE.ColladaLoader = function ( manager ) {
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this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
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};
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THREE.ColladaLoader.prototype = {
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constructor: THREE.ColladaLoader,
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crossOrigin: 'Anonymous',
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load: function ( url, onLoad, onProgress, onError ) {
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var scope = this;
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var path = scope.path === undefined ? THREE.LoaderUtils.extractUrlBase( url ) : scope.path;
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var loader = new THREE.FileLoader( scope.manager );
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loader.load( url, function ( text ) {
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onLoad( scope.parse( text, path ) );
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}, onProgress, onError );
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},
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setPath: function ( value ) {
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this.path = value;
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},
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options: {
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set convertUpAxis( value ) {
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console.warn( 'THREE.ColladaLoader: options.convertUpAxis() has been removed. Up axis is converted automatically.' );
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}
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},
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setCrossOrigin: function ( value ) {
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this.crossOrigin = value;
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},
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parse: function ( text, path ) {
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function getElementsByTagName( xml, name ) {
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// Non recursive xml.getElementsByTagName() ...
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var array = [];
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var childNodes = xml.childNodes;
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for ( var i = 0, l = childNodes.length; i < l; i ++ ) {
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var child = childNodes[ i ];
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if ( child.nodeName === name ) {
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array.push( child );
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}
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}
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return array;
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}
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function parseStrings( text ) {
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if ( text.length === 0 ) return [];
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var parts = text.trim().split( /\s+/ );
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var array = new Array( parts.length );
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for ( var i = 0, l = parts.length; i < l; i ++ ) {
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array[ i ] = parts[ i ];
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}
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return array;
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}
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function parseFloats( text ) {
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if ( text.length === 0 ) return [];
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var parts = text.trim().split( /\s+/ );
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var array = new Array( parts.length );
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for ( var i = 0, l = parts.length; i < l; i ++ ) {
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array[ i ] = parseFloat( parts[ i ] );
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}
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return array;
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}
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function parseInts( text ) {
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if ( text.length === 0 ) return [];
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var parts = text.trim().split( /\s+/ );
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var array = new Array( parts.length );
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for ( var i = 0, l = parts.length; i < l; i ++ ) {
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array[ i ] = parseInt( parts[ i ] );
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}
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return array;
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}
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function parseId( text ) {
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return text.substring( 1 );
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}
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function generateId() {
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return 'three_default_' + ( count ++ );
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}
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function isEmpty( object ) {
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return Object.keys( object ).length === 0;
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}
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// asset
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function parseAsset( xml ) {
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return {
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unit: parseAssetUnit( getElementsByTagName( xml, 'unit' )[ 0 ] ),
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upAxis: parseAssetUpAxis( getElementsByTagName( xml, 'up_axis' )[ 0 ] )
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};
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}
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function parseAssetUnit( xml ) {
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if ( ( xml !== undefined ) && ( xml.hasAttribute( 'meter' ) === true ) ) {
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return parseFloat( xml.getAttribute( 'meter' ) );
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} else {
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return 1; // default 1 meter
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}
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}
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function parseAssetUpAxis( xml ) {
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return xml !== undefined ? xml.textContent : 'Y_UP';
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}
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// library
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function parseLibrary( xml, libraryName, nodeName, parser ) {
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var library = getElementsByTagName( xml, libraryName )[ 0 ];
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if ( library !== undefined ) {
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var elements = getElementsByTagName( library, nodeName );
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for ( var i = 0; i < elements.length; i ++ ) {
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parser( elements[ i ] );
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}
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}
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}
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function buildLibrary( data, builder ) {
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for ( var name in data ) {
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var object = data[ name ];
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object.build = builder( data[ name ] );
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}
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}
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// get
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function getBuild( data, builder ) {
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if ( data.build !== undefined ) return data.build;
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data.build = builder( data );
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return data.build;
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}
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// animation
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function parseAnimation( xml ) {
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var data = {
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sources: {},
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samplers: {},
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channels: {}
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};
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for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
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var child = xml.childNodes[ i ];
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if ( child.nodeType !== 1 ) continue;
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var id;
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switch ( child.nodeName ) {
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case 'source':
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id = child.getAttribute( 'id' );
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data.sources[ id ] = parseSource( child );
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break;
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case 'sampler':
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id = child.getAttribute( 'id' );
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data.samplers[ id ] = parseAnimationSampler( child );
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break;
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case 'channel':
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id = child.getAttribute( 'target' );
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data.channels[ id ] = parseAnimationChannel( child );
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break;
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default:
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console.log( child );
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}
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}
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library.animations[ xml.getAttribute( 'id' ) ] = data;
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}
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function parseAnimationSampler( xml ) {
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var data = {
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inputs: {},
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};
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for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
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var child = xml.childNodes[ i ];
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if ( child.nodeType !== 1 ) continue;
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switch ( child.nodeName ) {
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case 'input':
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var id = parseId( child.getAttribute( 'source' ) );
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var semantic = child.getAttribute( 'semantic' );
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data.inputs[ semantic ] = id;
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break;
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}
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}
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return data;
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}
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function parseAnimationChannel( xml ) {
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var data = {};
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var target = xml.getAttribute( 'target' );
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// parsing SID Addressing Syntax
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var parts = target.split( '/' );
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var id = parts.shift();
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var sid = parts.shift();
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// check selection syntax
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var arraySyntax = ( sid.indexOf( '(' ) !== - 1 );
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var memberSyntax = ( sid.indexOf( '.' ) !== - 1 );
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if ( memberSyntax ) {
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// member selection access
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parts = sid.split( '.' );
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sid = parts.shift();
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data.member = parts.shift();
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} else if ( arraySyntax ) {
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// array-access syntax. can be used to express fields in one-dimensional vectors or two-dimensional matrices.
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var indices = sid.split( '(' );
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sid = indices.shift();
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for ( var i = 0; i < indices.length; i ++ ) {
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indices[ i ] = parseInt( indices[ i ].replace( /\)/, '' ) );
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}
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data.indices = indices;
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}
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data.id = id;
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data.sid = sid;
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data.arraySyntax = arraySyntax;
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data.memberSyntax = memberSyntax;
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data.sampler = parseId( xml.getAttribute( 'source' ) );
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return data;
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}
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function buildAnimation( data ) {
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var tracks = [];
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var channels = data.channels;
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var samplers = data.samplers;
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var sources = data.sources;
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for ( var target in channels ) {
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if ( channels.hasOwnProperty( target ) ) {
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var channel = channels[ target ];
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var sampler = samplers[ channel.sampler ];
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var inputId = sampler.inputs.INPUT;
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var outputId = sampler.inputs.OUTPUT;
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var inputSource = sources[ inputId ];
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var outputSource = sources[ outputId ];
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var animation = buildAnimationChannel( channel, inputSource, outputSource );
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createKeyframeTracks( animation, tracks );
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}
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}
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return tracks;
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}
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function getAnimation( id ) {
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return getBuild( library.animations[ id ], buildAnimation );
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}
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function buildAnimationChannel( channel, inputSource, outputSource ) {
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var node = library.nodes[ channel.id ];
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var object3D = getNode( node.id );
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var transform = node.transforms[ channel.sid ];
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var defaultMatrix = node.matrix.clone().transpose();
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var time, stride;
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var i, il, j, jl;
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var data = {};
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// the collada spec allows the animation of data in various ways.
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// depending on the transform type (matrix, translate, rotate, scale), we execute different logic
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switch ( transform ) {
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case 'matrix':
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for ( i = 0, il = inputSource.array.length; i < il; i ++ ) {
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time = inputSource.array[ i ];
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stride = i * outputSource.stride;
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if ( data[ time ] === undefined ) data[ time ] = {};
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if ( channel.arraySyntax === true ) {
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var value = outputSource.array[ stride ];
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var index = channel.indices[ 0 ] + 4 * channel.indices[ 1 ];
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data[ time ][ index ] = value;
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} else {
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for ( j = 0, jl = outputSource.stride; j < jl; j ++ ) {
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data[ time ][ j ] = outputSource.array[ stride + j ];
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}
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}
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}
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break;
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case 'translate':
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console.warn( 'THREE.ColladaLoader: Animation transform type "%s" not yet implemented.', transform );
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break;
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case 'rotate':
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console.warn( 'THREE.ColladaLoader: Animation transform type "%s" not yet implemented.', transform );
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break;
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case 'scale':
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console.warn( 'THREE.ColladaLoader: Animation transform type "%s" not yet implemented.', transform );
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break;
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}
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var keyframes = prepareAnimationData( data, defaultMatrix );
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var animation = {
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name: object3D.uuid,
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keyframes: keyframes
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};
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return animation;
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}
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function prepareAnimationData( data, defaultMatrix ) {
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var keyframes = [];
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// transfer data into a sortable array
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for ( var time in data ) {
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keyframes.push( { time: parseFloat( time ), value: data[ time ] } );
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}
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// ensure keyframes are sorted by time
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keyframes.sort( ascending );
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// now we clean up all animation data, so we can use them for keyframe tracks
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for ( var i = 0; i < 16; i ++ ) {
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transformAnimationData( keyframes, i, defaultMatrix.elements[ i ] );
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}
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return keyframes;
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// array sort function
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function ascending( a, b ) {
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return a.time - b.time;
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}
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}
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var position = new THREE.Vector3();
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var scale = new THREE.Vector3();
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var quaternion = new THREE.Quaternion();
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function createKeyframeTracks( animation, tracks ) {
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var keyframes = animation.keyframes;
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var name = animation.name;
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var times = [];
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var positionData = [];
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var quaternionData = [];
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var scaleData = [];
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for ( var i = 0, l = keyframes.length; i < l; i ++ ) {
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var keyframe = keyframes[ i ];
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var time = keyframe.time;
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var value = keyframe.value;
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matrix.fromArray( value ).transpose();
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matrix.decompose( position, quaternion, scale );
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times.push( time );
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positionData.push( position.x, position.y, position.z );
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quaternionData.push( quaternion.x, quaternion.y, quaternion.z, quaternion.w );
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scaleData.push( scale.x, scale.y, scale.z );
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}
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if ( positionData.length > 0 ) tracks.push( new THREE.VectorKeyframeTrack( name + '.position', times, positionData ) );
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if ( quaternionData.length > 0 ) tracks.push( new THREE.QuaternionKeyframeTrack( name + '.quaternion', times, quaternionData ) );
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if ( scaleData.length > 0 ) tracks.push( new THREE.VectorKeyframeTrack( name + '.scale', times, scaleData ) );
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return tracks;
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}
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function transformAnimationData( keyframes, property, defaultValue ) {
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var keyframe;
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var empty = true;
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var i, l;
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// check, if values of a property are missing in our keyframes
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for ( i = 0, l = keyframes.length; i < l; i ++ ) {
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keyframe = keyframes[ i ];
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if ( keyframe.value[ property ] === undefined ) {
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keyframe.value[ property ] = null; // mark as missing
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} else {
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empty = false;
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}
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}
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if ( empty === true ) {
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// no values at all, so we set a default value
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for ( i = 0, l = keyframes.length; i < l; i ++ ) {
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keyframe = keyframes[ i ];
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keyframe.value[ property ] = defaultValue;
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}
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} else {
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// filling gaps
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createMissingKeyframes( keyframes, property );
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}
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}
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function createMissingKeyframes( keyframes, property ) {
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var prev, next;
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for ( var i = 0, l = keyframes.length; i < l; i ++ ) {
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var keyframe = keyframes[ i ];
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if ( keyframe.value[ property ] === null ) {
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prev = getPrev( keyframes, i, property );
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next = getNext( keyframes, i, property );
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if ( prev === null ) {
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keyframe.value[ property ] = next.value[ property ];
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continue;
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}
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if ( next === null ) {
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keyframe.value[ property ] = prev.value[ property ];
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continue;
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}
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interpolate( keyframe, prev, next, property );
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}
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}
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}
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function getPrev( keyframes, i, property ) {
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while ( i >= 0 ) {
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var keyframe = keyframes[ i ];
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if ( keyframe.value[ property ] !== null ) return keyframe;
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i --;
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}
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return null;
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}
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function getNext( keyframes, i, property ) {
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while ( i < keyframes.length ) {
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var keyframe = keyframes[ i ];
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if ( keyframe.value[ property ] !== null ) return keyframe;
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i ++;
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}
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return null;
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}
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function interpolate( key, prev, next, property ) {
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if ( ( next.time - prev.time ) === 0 ) {
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key.value[ property ] = prev.value[ property ];
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return;
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}
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key.value[ property ] = ( ( key.time - prev.time ) * ( next.value[ property ] - prev.value[ property ] ) / ( next.time - prev.time ) ) + prev.value[ property ];
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}
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// animation clips
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function parseAnimationClip( xml ) {
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var data = {
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name: xml.getAttribute( 'id' ) || 'default',
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start: parseFloat( xml.getAttribute( 'start' ) || 0 ),
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end: parseFloat( xml.getAttribute( 'end' ) || 0 ),
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animations: []
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};
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for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
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var child = xml.childNodes[ i ];
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if ( child.nodeType !== 1 ) continue;
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switch ( child.nodeName ) {
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case 'instance_animation':
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data.animations.push( parseId( child.getAttribute( 'url' ) ) );
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break;
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}
|
|
|
|
}
|
|
|
|
library.clips[ xml.getAttribute( 'id' ) ] = data;
|
|
|
|
}
|
|
|
|
function buildAnimationClip( data ) {
|
|
|
|
var tracks = [];
|
|
|
|
var name = data.name;
|
|
var duration = ( data.end - data.start ) || - 1;
|
|
var animations = data.animations;
|
|
|
|
for ( var i = 0, il = animations.length; i < il; i ++ ) {
|
|
|
|
var animationTracks = getAnimation( animations[ i ] );
|
|
|
|
for ( var j = 0, jl = animationTracks.length; j < jl; j ++ ) {
|
|
|
|
tracks.push( animationTracks[ j ] );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return new THREE.AnimationClip( name, duration, tracks );
|
|
|
|
}
|
|
|
|
function getAnimationClip( id ) {
|
|
|
|
return getBuild( library.clips[ id ], buildAnimationClip );
|
|
|
|
}
|
|
|
|
// controller
|
|
|
|
function parseController( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'skin':
|
|
// there is exactly one skin per controller
|
|
data.id = parseId( child.getAttribute( 'source' ) );
|
|
data.skin = parseSkin( child );
|
|
break;
|
|
|
|
case 'morph':
|
|
data.id = parseId( child.getAttribute( 'source' ) );
|
|
console.warn( 'THREE.ColladaLoader: Morph target animation not supported yet.' );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
library.controllers[ xml.getAttribute( 'id' ) ] = data;
|
|
|
|
}
|
|
|
|
function parseSkin( xml ) {
|
|
|
|
var data = {
|
|
sources: {}
|
|
};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'bind_shape_matrix':
|
|
data.bindShapeMatrix = parseFloats( child.textContent );
|
|
break;
|
|
|
|
case 'source':
|
|
var id = child.getAttribute( 'id' );
|
|
data.sources[ id ] = parseSource( child );
|
|
break;
|
|
|
|
case 'joints':
|
|
data.joints = parseJoints( child );
|
|
break;
|
|
|
|
case 'vertex_weights':
|
|
data.vertexWeights = parseVertexWeights( child );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseJoints( xml ) {
|
|
|
|
var data = {
|
|
inputs: {}
|
|
};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'input':
|
|
var semantic = child.getAttribute( 'semantic' );
|
|
var id = parseId( child.getAttribute( 'source' ) );
|
|
data.inputs[ semantic ] = id;
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseVertexWeights( xml ) {
|
|
|
|
var data = {
|
|
inputs: {}
|
|
};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'input':
|
|
var semantic = child.getAttribute( 'semantic' );
|
|
var id = parseId( child.getAttribute( 'source' ) );
|
|
var offset = parseInt( child.getAttribute( 'offset' ) );
|
|
data.inputs[ semantic ] = { id: id, offset: offset };
|
|
break;
|
|
|
|
case 'vcount':
|
|
data.vcount = parseInts( child.textContent );
|
|
break;
|
|
|
|
case 'v':
|
|
data.v = parseInts( child.textContent );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function buildController( data ) {
|
|
|
|
var build = {
|
|
id: data.id
|
|
};
|
|
|
|
var geometry = library.geometries[ build.id ];
|
|
|
|
if ( data.skin !== undefined ) {
|
|
|
|
build.skin = buildSkin( data.skin );
|
|
|
|
// we enhance the 'sources' property of the corresponding geometry with our skin data
|
|
|
|
geometry.sources.skinIndices = build.skin.indices;
|
|
geometry.sources.skinWeights = build.skin.weights;
|
|
|
|
}
|
|
|
|
return build;
|
|
|
|
}
|
|
|
|
function buildSkin( data ) {
|
|
|
|
var BONE_LIMIT = 4;
|
|
|
|
var build = {
|
|
joints: [], // this must be an array to preserve the joint order
|
|
indices: {
|
|
array: [],
|
|
stride: BONE_LIMIT
|
|
},
|
|
weights: {
|
|
array: [],
|
|
stride: BONE_LIMIT
|
|
}
|
|
};
|
|
|
|
var sources = data.sources;
|
|
var vertexWeights = data.vertexWeights;
|
|
|
|
var vcount = vertexWeights.vcount;
|
|
var v = vertexWeights.v;
|
|
var jointOffset = vertexWeights.inputs.JOINT.offset;
|
|
var weightOffset = vertexWeights.inputs.WEIGHT.offset;
|
|
|
|
var jointSource = data.sources[ data.joints.inputs.JOINT ];
|
|
var inverseSource = data.sources[ data.joints.inputs.INV_BIND_MATRIX ];
|
|
|
|
var weights = sources[ vertexWeights.inputs.WEIGHT.id ].array;
|
|
var stride = 0;
|
|
|
|
var i, j, l;
|
|
|
|
// procces skin data for each vertex
|
|
|
|
for ( i = 0, l = vcount.length; i < l; i ++ ) {
|
|
|
|
var jointCount = vcount[ i ]; // this is the amount of joints that affect a single vertex
|
|
var vertexSkinData = [];
|
|
|
|
for ( j = 0; j < jointCount; j ++ ) {
|
|
|
|
var skinIndex = v[ stride + jointOffset ];
|
|
var weightId = v[ stride + weightOffset ];
|
|
var skinWeight = weights[ weightId ];
|
|
|
|
vertexSkinData.push( { index: skinIndex, weight: skinWeight } );
|
|
|
|
stride += 2;
|
|
|
|
}
|
|
|
|
// we sort the joints in descending order based on the weights.
|
|
// this ensures, we only procced the most important joints of the vertex
|
|
|
|
vertexSkinData.sort( descending );
|
|
|
|
// now we provide for each vertex a set of four index and weight values.
|
|
// the order of the skin data matches the order of vertices
|
|
|
|
for ( j = 0; j < BONE_LIMIT; j ++ ) {
|
|
|
|
var d = vertexSkinData[ j ];
|
|
|
|
if ( d !== undefined ) {
|
|
|
|
build.indices.array.push( d.index );
|
|
build.weights.array.push( d.weight );
|
|
|
|
} else {
|
|
|
|
build.indices.array.push( 0 );
|
|
build.weights.array.push( 0 );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// setup bind matrix
|
|
|
|
build.bindMatrix = new THREE.Matrix4().fromArray( data.bindShapeMatrix ).transpose();
|
|
|
|
// process bones and inverse bind matrix data
|
|
|
|
for ( i = 0, l = jointSource.array.length; i < l; i ++ ) {
|
|
|
|
var name = jointSource.array[ i ];
|
|
var boneInverse = new THREE.Matrix4().fromArray( inverseSource.array, i * inverseSource.stride ).transpose();
|
|
|
|
build.joints.push( { name: name, boneInverse: boneInverse } );
|
|
|
|
}
|
|
|
|
return build;
|
|
|
|
// array sort function
|
|
|
|
function descending( a, b ) {
|
|
|
|
return b.weight - a.weight;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function getController( id ) {
|
|
|
|
return getBuild( library.controllers[ id ], buildController );
|
|
|
|
}
|
|
|
|
// image
|
|
|
|
function parseImage( xml ) {
|
|
|
|
var data = {
|
|
init_from: getElementsByTagName( xml, 'init_from' )[ 0 ].textContent
|
|
};
|
|
|
|
library.images[ xml.getAttribute( 'id' ) ] = data;
|
|
|
|
}
|
|
|
|
function buildImage( data ) {
|
|
|
|
if ( data.build !== undefined ) return data.build;
|
|
|
|
return data.init_from;
|
|
|
|
}
|
|
|
|
function getImage( id ) {
|
|
|
|
var data = library.images[ id ];
|
|
|
|
if ( data !== undefined ) {
|
|
|
|
return getBuild( data, buildImage );
|
|
|
|
}
|
|
|
|
console.warn( 'THREE.ColladaLoader: Couldn\'t find image with ID:', id );
|
|
|
|
return null;
|
|
|
|
}
|
|
|
|
// effect
|
|
|
|
function parseEffect( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'profile_COMMON':
|
|
data.profile = parseEffectProfileCOMMON( child );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
library.effects[ xml.getAttribute( 'id' ) ] = data;
|
|
|
|
}
|
|
|
|
function parseEffectProfileCOMMON( xml ) {
|
|
|
|
var data = {
|
|
surfaces: {},
|
|
samplers: {}
|
|
};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'newparam':
|
|
parseEffectNewparam( child, data );
|
|
break;
|
|
|
|
case 'technique':
|
|
data.technique = parseEffectTechnique( child );
|
|
break;
|
|
|
|
case 'extra':
|
|
data.extra = parseEffectExtra( child );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseEffectNewparam( xml, data ) {
|
|
|
|
var sid = xml.getAttribute( 'sid' );
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'surface':
|
|
data.surfaces[ sid ] = parseEffectSurface( child );
|
|
break;
|
|
|
|
case 'sampler2D':
|
|
data.samplers[ sid ] = parseEffectSampler( child );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function parseEffectSurface( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'init_from':
|
|
data.init_from = child.textContent;
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseEffectSampler( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'source':
|
|
data.source = child.textContent;
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseEffectTechnique( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'constant':
|
|
case 'lambert':
|
|
case 'blinn':
|
|
case 'phong':
|
|
data.type = child.nodeName;
|
|
data.parameters = parseEffectParameters( child );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseEffectParameters( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'emission':
|
|
case 'diffuse':
|
|
case 'specular':
|
|
case 'shininess':
|
|
case 'transparency':
|
|
data[ child.nodeName ] = parseEffectParameter( child );
|
|
break;
|
|
case 'transparent':
|
|
data[ child.nodeName ] = {
|
|
opaque: child.getAttribute( 'opaque' ),
|
|
data: parseEffectParameter( child )
|
|
};
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseEffectParameter( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'color':
|
|
data[ child.nodeName ] = parseFloats( child.textContent );
|
|
break;
|
|
|
|
case 'float':
|
|
data[ child.nodeName ] = parseFloat( child.textContent );
|
|
break;
|
|
|
|
case 'texture':
|
|
data[ child.nodeName ] = { id: child.getAttribute( 'texture' ), extra: parseEffectParameterTexture( child ) };
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseEffectParameterTexture( xml ) {
|
|
|
|
var data = {
|
|
technique: {}
|
|
};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'extra':
|
|
parseEffectParameterTextureExtra( child, data );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseEffectParameterTextureExtra( xml, data ) {
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'technique':
|
|
parseEffectParameterTextureExtraTechnique( child, data );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function parseEffectParameterTextureExtraTechnique( xml, data ) {
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'repeatU':
|
|
case 'repeatV':
|
|
case 'offsetU':
|
|
case 'offsetV':
|
|
data.technique[ child.nodeName ] = parseFloat( child.textContent );
|
|
break;
|
|
|
|
case 'wrapU':
|
|
case 'wrapV':
|
|
|
|
// some files have values for wrapU/wrapV which become NaN via parseInt
|
|
|
|
if ( child.textContent.toUpperCase() === 'TRUE' ) {
|
|
|
|
data.technique[ child.nodeName ] = 1;
|
|
|
|
} else if ( child.textContent.toUpperCase() === 'FALSE' ) {
|
|
|
|
data.technique[ child.nodeName ] = 0;
|
|
|
|
} else {
|
|
|
|
data.technique[ child.nodeName ] = parseInt( child.textContent );
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function parseEffectExtra( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'technique':
|
|
data.technique = parseEffectExtraTechnique( child );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseEffectExtraTechnique( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'double_sided':
|
|
data[ child.nodeName ] = parseInt( child.textContent );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function buildEffect( data ) {
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function getEffect( id ) {
|
|
|
|
return getBuild( library.effects[ id ], buildEffect );
|
|
|
|
}
|
|
|
|
// material
|
|
|
|
function parseMaterial( xml ) {
|
|
|
|
var data = {
|
|
name: xml.getAttribute( 'name' )
|
|
};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'instance_effect':
|
|
data.url = parseId( child.getAttribute( 'url' ) );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
library.materials[ xml.getAttribute( 'id' ) ] = data;
|
|
|
|
}
|
|
|
|
function buildMaterial( data ) {
|
|
|
|
var effect = getEffect( data.url );
|
|
var technique = effect.profile.technique;
|
|
var extra = effect.profile.extra;
|
|
|
|
var material;
|
|
|
|
switch ( technique.type ) {
|
|
|
|
case 'phong':
|
|
case 'blinn':
|
|
material = new THREE.MeshPhongMaterial();
|
|
break;
|
|
|
|
case 'lambert':
|
|
material = new THREE.MeshLambertMaterial();
|
|
break;
|
|
|
|
default:
|
|
material = new THREE.MeshBasicMaterial();
|
|
break;
|
|
|
|
}
|
|
|
|
material.name = data.name;
|
|
|
|
function getTexture( textureObject ) {
|
|
|
|
var sampler = effect.profile.samplers[ textureObject.id ];
|
|
var image = null;
|
|
|
|
// get image
|
|
|
|
if ( sampler !== undefined ) {
|
|
|
|
var surface = effect.profile.surfaces[ sampler.source ];
|
|
image = getImage( surface.init_from );
|
|
|
|
} else {
|
|
|
|
console.warn( 'THREE.ColladaLoader: Undefined sampler. Access image directly (see #12530).' );
|
|
image = getImage( textureObject.id );
|
|
|
|
}
|
|
|
|
// create texture if image is avaiable
|
|
|
|
if ( image !== null ) {
|
|
|
|
var texture = textureLoader.load( image );
|
|
|
|
var extra = textureObject.extra;
|
|
|
|
if ( extra !== undefined && extra.technique !== undefined && isEmpty( extra.technique ) === false ) {
|
|
|
|
var technique = extra.technique;
|
|
|
|
texture.wrapS = technique.wrapU ? THREE.RepeatWrapping : THREE.ClampToEdgeWrapping;
|
|
texture.wrapT = technique.wrapV ? THREE.RepeatWrapping : THREE.ClampToEdgeWrapping;
|
|
|
|
texture.offset.set( technique.offsetU || 0, technique.offsetV || 0 );
|
|
texture.repeat.set( technique.repeatU || 1, technique.repeatV || 1 );
|
|
|
|
} else {
|
|
|
|
texture.wrapS = THREE.RepeatWrapping;
|
|
texture.wrapT = THREE.RepeatWrapping;
|
|
|
|
}
|
|
|
|
return texture;
|
|
|
|
} else {
|
|
|
|
console.warn( 'THREE.ColladaLoader: Couldn\'t create texture with ID:', textureObject.id );
|
|
|
|
return null;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
var parameters = technique.parameters;
|
|
|
|
for ( var key in parameters ) {
|
|
|
|
var parameter = parameters[ key ];
|
|
|
|
switch ( key ) {
|
|
|
|
case 'diffuse':
|
|
if ( parameter.color ) material.color.fromArray( parameter.color );
|
|
if ( parameter.texture ) material.map = getTexture( parameter.texture );
|
|
break;
|
|
case 'specular':
|
|
if ( parameter.color && material.specular ) material.specular.fromArray( parameter.color );
|
|
if ( parameter.texture ) material.specularMap = getTexture( parameter.texture );
|
|
break;
|
|
case 'shininess':
|
|
if ( parameter.float && material.shininess ) material.shininess = parameter.float;
|
|
break;
|
|
case 'emission':
|
|
if ( parameter.color && material.emissive ) material.emissive.fromArray( parameter.color );
|
|
if ( parameter.texture ) material.emissiveMap = getTexture( parameter.texture );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
//
|
|
|
|
var transparent = parameters[ 'transparent' ];
|
|
var transparency = parameters[ 'transparency' ];
|
|
|
|
// <transparency> does not exist but <transparent>
|
|
|
|
if ( transparency === undefined && transparent ) {
|
|
|
|
transparency = {
|
|
float: 1
|
|
};
|
|
|
|
}
|
|
|
|
// <transparent> does not exist but <transparency>
|
|
|
|
if ( transparent === undefined && transparency ) {
|
|
|
|
transparent = {
|
|
opaque: 'A_ONE',
|
|
data: {
|
|
color: [ 1, 1, 1, 1 ]
|
|
} };
|
|
|
|
}
|
|
|
|
if ( transparent && transparency ) {
|
|
|
|
// handle case if a texture exists but no color
|
|
|
|
if ( transparent.data.texture ) {
|
|
|
|
// we do not set an alpha map (see #13792)
|
|
|
|
material.transparent = true;
|
|
|
|
} else {
|
|
|
|
var color = transparent.data.color;
|
|
|
|
switch ( transparent.opaque ) {
|
|
|
|
case 'A_ONE':
|
|
material.opacity = color[ 3 ] * transparency.float;
|
|
break;
|
|
case 'RGB_ZERO':
|
|
material.opacity = 1 - ( color[ 0 ] * transparency.float );
|
|
break;
|
|
case 'A_ZERO':
|
|
material.opacity = 1 - ( color[ 3 ] * transparency.float );
|
|
break;
|
|
case 'RGB_ONE':
|
|
material.opacity = color[ 0 ] * transparency.float;
|
|
break;
|
|
default:
|
|
console.warn( 'THREE.ColladaLoader: Invalid opaque type "%s" of transparent tag.', transparent.opaque );
|
|
|
|
}
|
|
|
|
if ( material.opacity < 1 ) material.transparent = true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
//
|
|
|
|
if ( extra !== undefined && extra.technique !== undefined && extra.technique.double_sided === 1 ) {
|
|
|
|
material.side = THREE.DoubleSide;
|
|
|
|
}
|
|
|
|
return material;
|
|
|
|
}
|
|
|
|
function getMaterial( id ) {
|
|
|
|
return getBuild( library.materials[ id ], buildMaterial );
|
|
|
|
}
|
|
|
|
// camera
|
|
|
|
function parseCamera( xml ) {
|
|
|
|
var data = {
|
|
name: xml.getAttribute( 'name' )
|
|
};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'optics':
|
|
data.optics = parseCameraOptics( child );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
library.cameras[ xml.getAttribute( 'id' ) ] = data;
|
|
|
|
}
|
|
|
|
function parseCameraOptics( xml ) {
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'technique_common':
|
|
return parseCameraTechnique( child );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return {};
|
|
|
|
}
|
|
|
|
function parseCameraTechnique( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'perspective':
|
|
case 'orthographic':
|
|
|
|
data.technique = child.nodeName;
|
|
data.parameters = parseCameraParameters( child );
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseCameraParameters( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'xfov':
|
|
case 'yfov':
|
|
case 'xmag':
|
|
case 'ymag':
|
|
case 'znear':
|
|
case 'zfar':
|
|
case 'aspect_ratio':
|
|
data[ child.nodeName ] = parseFloat( child.textContent );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function buildCamera( data ) {
|
|
|
|
var camera;
|
|
|
|
switch ( data.optics.technique ) {
|
|
|
|
case 'perspective':
|
|
camera = new THREE.PerspectiveCamera(
|
|
data.optics.parameters.yfov,
|
|
data.optics.parameters.aspect_ratio,
|
|
data.optics.parameters.znear,
|
|
data.optics.parameters.zfar
|
|
);
|
|
break;
|
|
|
|
case 'orthographic':
|
|
var ymag = data.optics.parameters.ymag;
|
|
var xmag = data.optics.parameters.xmag;
|
|
var aspectRatio = data.optics.parameters.aspect_ratio;
|
|
|
|
xmag = ( xmag === undefined ) ? ( ymag * aspectRatio ) : xmag;
|
|
ymag = ( ymag === undefined ) ? ( xmag / aspectRatio ) : ymag;
|
|
|
|
xmag *= 0.5;
|
|
ymag *= 0.5;
|
|
|
|
camera = new THREE.OrthographicCamera(
|
|
- xmag, xmag, ymag, - ymag, // left, right, top, bottom
|
|
data.optics.parameters.znear,
|
|
data.optics.parameters.zfar
|
|
);
|
|
break;
|
|
|
|
default:
|
|
camera = new THREE.PerspectiveCamera();
|
|
break;
|
|
|
|
}
|
|
|
|
camera.name = data.name;
|
|
|
|
return camera;
|
|
|
|
}
|
|
|
|
function getCamera( id ) {
|
|
|
|
var data = library.cameras[ id ];
|
|
|
|
if ( data !== undefined ) {
|
|
|
|
return getBuild( data, buildCamera );
|
|
|
|
}
|
|
|
|
console.warn( 'THREE.ColladaLoader: Couldn\'t find camera with ID:', id );
|
|
|
|
return null;
|
|
|
|
}
|
|
|
|
// light
|
|
|
|
function parseLight( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'technique_common':
|
|
data = parseLightTechnique( child );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
library.lights[ xml.getAttribute( 'id' ) ] = data;
|
|
|
|
}
|
|
|
|
function parseLightTechnique( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'directional':
|
|
case 'point':
|
|
case 'spot':
|
|
case 'ambient':
|
|
|
|
data.technique = child.nodeName;
|
|
data.parameters = parseLightParameters( child );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseLightParameters( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'color':
|
|
var array = parseFloats( child.textContent );
|
|
data.color = new THREE.Color().fromArray( array );
|
|
break;
|
|
|
|
case 'falloff_angle':
|
|
data.falloffAngle = parseFloat( child.textContent );
|
|
break;
|
|
|
|
case 'quadratic_attenuation':
|
|
var f = parseFloat( child.textContent );
|
|
data.distance = f ? Math.sqrt( 1 / f ) : 0;
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function buildLight( data ) {
|
|
|
|
var light;
|
|
|
|
switch ( data.technique ) {
|
|
|
|
case 'directional':
|
|
light = new THREE.DirectionalLight();
|
|
break;
|
|
|
|
case 'point':
|
|
light = new THREE.PointLight();
|
|
break;
|
|
|
|
case 'spot':
|
|
light = new THREE.SpotLight();
|
|
break;
|
|
|
|
case 'ambient':
|
|
light = new THREE.AmbientLight();
|
|
break;
|
|
|
|
}
|
|
|
|
if ( data.parameters.color ) light.color.copy( data.parameters.color );
|
|
if ( data.parameters.distance ) light.distance = data.parameters.distance;
|
|
|
|
return light;
|
|
|
|
}
|
|
|
|
function getLight( id ) {
|
|
|
|
var data = library.lights[ id ];
|
|
|
|
if ( data !== undefined ) {
|
|
|
|
return getBuild( data, buildLight );
|
|
|
|
}
|
|
|
|
console.warn( 'THREE.ColladaLoader: Couldn\'t find light with ID:', id );
|
|
|
|
return null;
|
|
|
|
}
|
|
|
|
// geometry
|
|
|
|
function parseGeometry( xml ) {
|
|
|
|
var data = {
|
|
name: xml.getAttribute( 'name' ),
|
|
sources: {},
|
|
vertices: {},
|
|
primitives: []
|
|
};
|
|
|
|
var mesh = getElementsByTagName( xml, 'mesh' )[ 0 ];
|
|
|
|
// the following tags inside geometry are not supported yet (see https://github.com/mrdoob/three.js/pull/12606): convex_mesh, spline, brep
|
|
if ( mesh === undefined ) return;
|
|
|
|
for ( var i = 0; i < mesh.childNodes.length; i ++ ) {
|
|
|
|
var child = mesh.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
var id = child.getAttribute( 'id' );
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'source':
|
|
data.sources[ id ] = parseSource( child );
|
|
break;
|
|
|
|
case 'vertices':
|
|
// data.sources[ id ] = data.sources[ parseId( getElementsByTagName( child, 'input' )[ 0 ].getAttribute( 'source' ) ) ];
|
|
data.vertices = parseGeometryVertices( child );
|
|
break;
|
|
|
|
case 'polygons':
|
|
console.warn( 'THREE.ColladaLoader: Unsupported primitive type: ', child.nodeName );
|
|
break;
|
|
|
|
case 'lines':
|
|
case 'linestrips':
|
|
case 'polylist':
|
|
case 'triangles':
|
|
data.primitives.push( parseGeometryPrimitive( child ) );
|
|
break;
|
|
|
|
default:
|
|
console.log( child );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
library.geometries[ xml.getAttribute( 'id' ) ] = data;
|
|
|
|
}
|
|
|
|
function parseSource( xml ) {
|
|
|
|
var data = {
|
|
array: [],
|
|
stride: 3
|
|
};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'float_array':
|
|
data.array = parseFloats( child.textContent );
|
|
break;
|
|
|
|
case 'Name_array':
|
|
data.array = parseStrings( child.textContent );
|
|
break;
|
|
|
|
case 'technique_common':
|
|
var accessor = getElementsByTagName( child, 'accessor' )[ 0 ];
|
|
|
|
if ( accessor !== undefined ) {
|
|
|
|
data.stride = parseInt( accessor.getAttribute( 'stride' ) );
|
|
|
|
}
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseGeometryVertices( xml ) {
|
|
|
|
var data = {};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
data[ child.getAttribute( 'semantic' ) ] = parseId( child.getAttribute( 'source' ) );
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseGeometryPrimitive( xml ) {
|
|
|
|
var primitive = {
|
|
type: xml.nodeName,
|
|
material: xml.getAttribute( 'material' ),
|
|
count: parseInt( xml.getAttribute( 'count' ) ),
|
|
inputs: {},
|
|
stride: 0,
|
|
hasUV: false
|
|
};
|
|
|
|
for ( var i = 0, l = xml.childNodes.length; i < l; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'input':
|
|
var id = parseId( child.getAttribute( 'source' ) );
|
|
var semantic = child.getAttribute( 'semantic' );
|
|
var offset = parseInt( child.getAttribute( 'offset' ) );
|
|
primitive.inputs[ semantic ] = { id: id, offset: offset };
|
|
primitive.stride = Math.max( primitive.stride, offset + 1 );
|
|
if ( semantic === 'TEXCOORD' ) primitive.hasUV = true;
|
|
break;
|
|
|
|
case 'vcount':
|
|
primitive.vcount = parseInts( child.textContent );
|
|
break;
|
|
|
|
case 'p':
|
|
primitive.p = parseInts( child.textContent );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return primitive;
|
|
|
|
}
|
|
|
|
function groupPrimitives( primitives ) {
|
|
|
|
var build = {};
|
|
|
|
for ( var i = 0; i < primitives.length; i ++ ) {
|
|
|
|
var primitive = primitives[ i ];
|
|
|
|
if ( build[ primitive.type ] === undefined ) build[ primitive.type ] = [];
|
|
|
|
build[ primitive.type ].push( primitive );
|
|
|
|
}
|
|
|
|
return build;
|
|
|
|
}
|
|
|
|
function checkUVCoordinates( primitives ) {
|
|
|
|
var count = 0;
|
|
|
|
for ( var i = 0, l = primitives.length; i < l; i ++ ) {
|
|
|
|
var primitive = primitives[ i ];
|
|
|
|
if ( primitive.hasUV === true ) {
|
|
|
|
count ++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if ( count > 0 && count < primitives.length ) {
|
|
|
|
primitives.uvsNeedsFix = true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function buildGeometry( data ) {
|
|
|
|
var build = {};
|
|
|
|
var sources = data.sources;
|
|
var vertices = data.vertices;
|
|
var primitives = data.primitives;
|
|
|
|
if ( primitives.length === 0 ) return {};
|
|
|
|
// our goal is to create one buffer geometry for a single type of primitives
|
|
// first, we group all primitives by their type
|
|
|
|
var groupedPrimitives = groupPrimitives( primitives );
|
|
|
|
for ( var type in groupedPrimitives ) {
|
|
|
|
var primitiveType = groupedPrimitives[ type ];
|
|
|
|
// second, ensure consistent uv coordinates for each type of primitives (polylist,triangles or lines)
|
|
|
|
checkUVCoordinates( primitiveType );
|
|
|
|
// third, create a buffer geometry for each type of primitives
|
|
|
|
build[ type ] = buildGeometryType( primitiveType, sources, vertices );
|
|
|
|
}
|
|
|
|
return build;
|
|
|
|
}
|
|
|
|
function buildGeometryType( primitives, sources, vertices ) {
|
|
|
|
var build = {};
|
|
|
|
var position = { array: [], stride: 0 };
|
|
var normal = { array: [], stride: 0 };
|
|
var uv = { array: [], stride: 0 };
|
|
var color = { array: [], stride: 0 };
|
|
|
|
var skinIndex = { array: [], stride: 4 };
|
|
var skinWeight = { array: [], stride: 4 };
|
|
|
|
var geometry = new THREE.BufferGeometry();
|
|
|
|
var materialKeys = [];
|
|
|
|
var start = 0;
|
|
|
|
for ( var p = 0; p < primitives.length; p ++ ) {
|
|
|
|
var primitive = primitives[ p ];
|
|
var inputs = primitive.inputs;
|
|
|
|
// groups
|
|
|
|
var count = 0;
|
|
|
|
switch ( primitive.type ) {
|
|
|
|
case 'lines':
|
|
case 'linestrips':
|
|
count = primitive.count * 2;
|
|
break;
|
|
|
|
case 'triangles':
|
|
count = primitive.count * 3;
|
|
break;
|
|
|
|
case 'polylist':
|
|
|
|
for ( var g = 0; g < primitive.count; g ++ ) {
|
|
|
|
var vc = primitive.vcount[ g ];
|
|
|
|
switch ( vc ) {
|
|
|
|
case 3:
|
|
count += 3; // single triangle
|
|
break;
|
|
|
|
case 4:
|
|
count += 6; // quad, subdivided into two triangles
|
|
break;
|
|
|
|
default:
|
|
count += ( vc - 2 ) * 3; // polylist with more than four vertices
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
console.warn( 'THREE.ColladaLoader: Unknow primitive type:', primitive.type );
|
|
|
|
}
|
|
|
|
geometry.addGroup( start, count, p );
|
|
start += count;
|
|
|
|
// material
|
|
|
|
if ( primitive.material ) {
|
|
|
|
materialKeys.push( primitive.material );
|
|
|
|
}
|
|
|
|
// geometry data
|
|
|
|
for ( var name in inputs ) {
|
|
|
|
var input = inputs[ name ];
|
|
|
|
switch ( name ) {
|
|
|
|
case 'VERTEX':
|
|
for ( var key in vertices ) {
|
|
|
|
var id = vertices[ key ];
|
|
|
|
switch ( key ) {
|
|
|
|
case 'POSITION':
|
|
var prevLength = position.array.length;
|
|
buildGeometryData( primitive, sources[ id ], input.offset, position.array );
|
|
position.stride = sources[ id ].stride;
|
|
|
|
if ( sources.skinWeights && sources.skinIndices ) {
|
|
|
|
buildGeometryData( primitive, sources.skinIndices, input.offset, skinIndex.array );
|
|
buildGeometryData( primitive, sources.skinWeights, input.offset, skinWeight.array );
|
|
|
|
}
|
|
|
|
// see #3803
|
|
|
|
if ( primitive.hasUV === false && primitives.uvsNeedsFix === true ) {
|
|
|
|
var count = ( position.array.length - prevLength ) / position.stride;
|
|
|
|
for ( var i = 0; i < count; i ++ ) {
|
|
|
|
// fill missing uv coordinates
|
|
|
|
uv.array.push( 0, 0 );
|
|
|
|
}
|
|
|
|
}
|
|
break;
|
|
|
|
case 'NORMAL':
|
|
buildGeometryData( primitive, sources[ id ], input.offset, normal.array );
|
|
normal.stride = sources[ id ].stride;
|
|
break;
|
|
|
|
case 'COLOR':
|
|
buildGeometryData( primitive, sources[ id ], input.offset, color.array );
|
|
color.stride = sources[ id ].stride;
|
|
break;
|
|
|
|
case 'TEXCOORD':
|
|
buildGeometryData( primitive, sources[ id ], input.offset, uv.array );
|
|
uv.stride = sources[ id ].stride;
|
|
break;
|
|
|
|
default:
|
|
console.warn( 'THREE.ColladaLoader: Semantic "%s" not handled in geometry build process.', key );
|
|
|
|
}
|
|
|
|
}
|
|
break;
|
|
|
|
case 'NORMAL':
|
|
buildGeometryData( primitive, sources[ input.id ], input.offset, normal.array );
|
|
normal.stride = sources[ input.id ].stride;
|
|
break;
|
|
|
|
case 'COLOR':
|
|
buildGeometryData( primitive, sources[ input.id ], input.offset, color.array );
|
|
color.stride = sources[ input.id ].stride;
|
|
break;
|
|
|
|
case 'TEXCOORD':
|
|
buildGeometryData( primitive, sources[ input.id ], input.offset, uv.array );
|
|
uv.stride = sources[ input.id ].stride;
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// build geometry
|
|
|
|
if ( position.array.length > 0 ) geometry.addAttribute( 'position', new THREE.Float32BufferAttribute( position.array, position.stride ) );
|
|
if ( normal.array.length > 0 ) geometry.addAttribute( 'normal', new THREE.Float32BufferAttribute( normal.array, normal.stride ) );
|
|
if ( color.array.length > 0 ) geometry.addAttribute( 'color', new THREE.Float32BufferAttribute( color.array, color.stride ) );
|
|
if ( uv.array.length > 0 ) geometry.addAttribute( 'uv', new THREE.Float32BufferAttribute( uv.array, uv.stride ) );
|
|
|
|
if ( skinIndex.array.length > 0 ) geometry.addAttribute( 'skinIndex', new THREE.Float32BufferAttribute( skinIndex.array, skinIndex.stride ) );
|
|
if ( skinWeight.array.length > 0 ) geometry.addAttribute( 'skinWeight', new THREE.Float32BufferAttribute( skinWeight.array, skinWeight.stride ) );
|
|
|
|
build.data = geometry;
|
|
build.type = primitives[ 0 ].type;
|
|
build.materialKeys = materialKeys;
|
|
|
|
return build;
|
|
|
|
}
|
|
|
|
function buildGeometryData( primitive, source, offset, array ) {
|
|
|
|
var indices = primitive.p;
|
|
var stride = primitive.stride;
|
|
var vcount = primitive.vcount;
|
|
|
|
function pushVector( i ) {
|
|
|
|
var index = indices[ i + offset ] * sourceStride;
|
|
var length = index + sourceStride;
|
|
|
|
for ( ; index < length; index ++ ) {
|
|
|
|
array.push( sourceArray[ index ] );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
var sourceArray = source.array;
|
|
var sourceStride = source.stride;
|
|
|
|
if ( primitive.vcount !== undefined ) {
|
|
|
|
var index = 0;
|
|
|
|
for ( var i = 0, l = vcount.length; i < l; i ++ ) {
|
|
|
|
var count = vcount[ i ];
|
|
|
|
if ( count === 4 ) {
|
|
|
|
var a = index + stride * 0;
|
|
var b = index + stride * 1;
|
|
var c = index + stride * 2;
|
|
var d = index + stride * 3;
|
|
|
|
pushVector( a ); pushVector( b ); pushVector( d );
|
|
pushVector( b ); pushVector( c ); pushVector( d );
|
|
|
|
} else if ( count === 3 ) {
|
|
|
|
var a = index + stride * 0;
|
|
var b = index + stride * 1;
|
|
var c = index + stride * 2;
|
|
|
|
pushVector( a ); pushVector( b ); pushVector( c );
|
|
|
|
} else if ( count > 4 ) {
|
|
|
|
for ( var k = 1, kl = ( count - 2 ); k <= kl; k ++ ) {
|
|
|
|
var a = index + stride * 0;
|
|
var b = index + stride * k;
|
|
var c = index + stride * ( k + 1 );
|
|
|
|
pushVector( a ); pushVector( b ); pushVector( c );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
index += stride * count;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
for ( var i = 0, l = indices.length; i < l; i += stride ) {
|
|
|
|
pushVector( i );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function getGeometry( id ) {
|
|
|
|
return getBuild( library.geometries[ id ], buildGeometry );
|
|
|
|
}
|
|
|
|
// kinematics
|
|
|
|
function parseKinematicsModel( xml ) {
|
|
|
|
var data = {
|
|
name: xml.getAttribute( 'name' ) || '',
|
|
joints: {},
|
|
links: []
|
|
};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'technique_common':
|
|
parseKinematicsTechniqueCommon( child, data );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
library.kinematicsModels[ xml.getAttribute( 'id' ) ] = data;
|
|
|
|
}
|
|
|
|
function buildKinematicsModel( data ) {
|
|
|
|
if ( data.build !== undefined ) return data.build;
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function getKinematicsModel( id ) {
|
|
|
|
return getBuild( library.kinematicsModels[ id ], buildKinematicsModel );
|
|
|
|
}
|
|
|
|
function parseKinematicsTechniqueCommon( xml, data ) {
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'joint':
|
|
data.joints[ child.getAttribute( 'sid' ) ] = parseKinematicsJoint( child );
|
|
break;
|
|
|
|
case 'link':
|
|
data.links.push( parseKinematicsLink( child ) );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function parseKinematicsJoint( xml ) {
|
|
|
|
var data;
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'prismatic':
|
|
case 'revolute':
|
|
data = parseKinematicsJointParameter( child );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseKinematicsJointParameter( xml, data ) {
|
|
|
|
var data = {
|
|
sid: xml.getAttribute( 'sid' ),
|
|
name: xml.getAttribute( 'name' ) || '',
|
|
axis: new THREE.Vector3(),
|
|
limits: {
|
|
min: 0,
|
|
max: 0
|
|
},
|
|
type: xml.nodeName,
|
|
static: false,
|
|
zeroPosition: 0,
|
|
middlePosition: 0
|
|
};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'axis':
|
|
var array = parseFloats( child.textContent );
|
|
data.axis.fromArray( array );
|
|
break;
|
|
case 'limits':
|
|
var max = child.getElementsByTagName( 'max' )[ 0 ];
|
|
var min = child.getElementsByTagName( 'min' )[ 0 ];
|
|
|
|
data.limits.max = parseFloat( max.textContent );
|
|
data.limits.min = parseFloat( min.textContent );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// if min is equal to or greater than max, consider the joint static
|
|
|
|
if ( data.limits.min >= data.limits.max ) {
|
|
|
|
data.static = true;
|
|
|
|
}
|
|
|
|
// calculate middle position
|
|
|
|
data.middlePosition = ( data.limits.min + data.limits.max ) / 2.0;
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseKinematicsLink( xml ) {
|
|
|
|
var data = {
|
|
sid: xml.getAttribute( 'sid' ),
|
|
name: xml.getAttribute( 'name' ) || '',
|
|
attachments: [],
|
|
transforms: []
|
|
};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'attachment_full':
|
|
data.attachments.push( parseKinematicsAttachment( child ) );
|
|
break;
|
|
|
|
case 'matrix':
|
|
case 'translate':
|
|
case 'rotate':
|
|
data.transforms.push( parseKinematicsTransform( child ) );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseKinematicsAttachment( xml ) {
|
|
|
|
var data = {
|
|
joint: xml.getAttribute( 'joint' ).split( '/' ).pop(),
|
|
transforms: [],
|
|
links: []
|
|
};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'link':
|
|
data.links.push( parseKinematicsLink( child ) );
|
|
break;
|
|
|
|
case 'matrix':
|
|
case 'translate':
|
|
case 'rotate':
|
|
data.transforms.push( parseKinematicsTransform( child ) );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseKinematicsTransform( xml ) {
|
|
|
|
var data = {
|
|
type: xml.nodeName
|
|
};
|
|
|
|
var array = parseFloats( xml.textContent );
|
|
|
|
switch ( data.type ) {
|
|
|
|
case 'matrix':
|
|
data.obj = new THREE.Matrix4();
|
|
data.obj.fromArray( array ).transpose();
|
|
break;
|
|
|
|
case 'translate':
|
|
data.obj = new THREE.Vector3();
|
|
data.obj.fromArray( array );
|
|
break;
|
|
|
|
case 'rotate':
|
|
data.obj = new THREE.Vector3();
|
|
data.obj.fromArray( array );
|
|
data.angle = THREE.Math.degToRad( array[ 3 ] );
|
|
break;
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseKinematicsScene( xml ) {
|
|
|
|
var data = {
|
|
bindJointAxis: []
|
|
};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'bind_joint_axis':
|
|
data.bindJointAxis.push( parseKinematicsBindJointAxis( child ) );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
library.kinematicsScenes[ parseId( xml.getAttribute( 'url' ) ) ] = data;
|
|
|
|
}
|
|
|
|
function parseKinematicsBindJointAxis( xml ) {
|
|
|
|
var data = {
|
|
target: xml.getAttribute( 'target' ).split( '/' ).pop()
|
|
};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'axis':
|
|
var param = child.getElementsByTagName( 'param' )[ 0 ];
|
|
data.axis = param.textContent;
|
|
var tmpJointIndex = data.axis.split( 'inst_' ).pop().split( 'axis' )[ 0 ];
|
|
data.jointIndex = tmpJointIndex.substr( 0, tmpJointIndex.length - 1 );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function buildKinematicsScene( data ) {
|
|
|
|
if ( data.build !== undefined ) return data.build;
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function getKinematicsScene( id ) {
|
|
|
|
return getBuild( library.kinematicsScenes[ id ], buildKinematicsScene );
|
|
|
|
}
|
|
|
|
function setupKinematics() {
|
|
|
|
var kinematicsModelId = Object.keys( library.kinematicsModels )[ 0 ];
|
|
var kinematicsSceneId = Object.keys( library.kinematicsScenes )[ 0 ];
|
|
var visualSceneId = Object.keys( library.visualScenes )[ 0 ];
|
|
|
|
if ( kinematicsModelId === undefined || kinematicsSceneId === undefined ) return;
|
|
|
|
var kinematicsModel = getKinematicsModel( kinematicsModelId );
|
|
var kinematicsScene = getKinematicsScene( kinematicsSceneId );
|
|
var visualScene = getVisualScene( visualSceneId );
|
|
|
|
var bindJointAxis = kinematicsScene.bindJointAxis;
|
|
var jointMap = {};
|
|
|
|
for ( var i = 0, l = bindJointAxis.length; i < l; i ++ ) {
|
|
|
|
var axis = bindJointAxis[ i ];
|
|
|
|
// the result of the following query is an element of type 'translate', 'rotate','scale' or 'matrix'
|
|
|
|
var targetElement = collada.querySelector( '[sid="' + axis.target + '"]' );
|
|
|
|
if ( targetElement ) {
|
|
|
|
// get the parent of the transfrom element
|
|
|
|
var parentVisualElement = targetElement.parentElement;
|
|
|
|
// connect the joint of the kinematics model with the element in the visual scene
|
|
|
|
connect( axis.jointIndex, parentVisualElement );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
function connect( jointIndex, visualElement ) {
|
|
|
|
var visualElementName = visualElement.getAttribute( 'name' );
|
|
var joint = kinematicsModel.joints[ jointIndex ];
|
|
|
|
visualScene.traverse( function ( object ) {
|
|
|
|
if ( object.name === visualElementName ) {
|
|
|
|
jointMap[ jointIndex ] = {
|
|
object: object,
|
|
transforms: buildTransformList( visualElement ),
|
|
joint: joint,
|
|
position: joint.zeroPosition
|
|
};
|
|
|
|
}
|
|
|
|
} );
|
|
|
|
}
|
|
|
|
var m0 = new THREE.Matrix4();
|
|
|
|
kinematics = {
|
|
|
|
joints: kinematicsModel && kinematicsModel.joints,
|
|
|
|
getJointValue: function ( jointIndex ) {
|
|
|
|
var jointData = jointMap[ jointIndex ];
|
|
|
|
if ( jointData ) {
|
|
|
|
return jointData.position;
|
|
|
|
} else {
|
|
|
|
console.warn( 'THREE.ColladaLoader: Joint ' + jointIndex + ' doesn\'t exist.' );
|
|
|
|
}
|
|
|
|
},
|
|
|
|
setJointValue: function ( jointIndex, value ) {
|
|
|
|
var jointData = jointMap[ jointIndex ];
|
|
|
|
if ( jointData ) {
|
|
|
|
var joint = jointData.joint;
|
|
|
|
if ( value > joint.limits.max || value < joint.limits.min ) {
|
|
|
|
console.warn( 'THREE.ColladaLoader: Joint ' + jointIndex + ' value ' + value + ' outside of limits (min: ' + joint.limits.min + ', max: ' + joint.limits.max + ').' );
|
|
|
|
} else if ( joint.static ) {
|
|
|
|
console.warn( 'THREE.ColladaLoader: Joint ' + jointIndex + ' is static.' );
|
|
|
|
} else {
|
|
|
|
var object = jointData.object;
|
|
var axis = joint.axis;
|
|
var transforms = jointData.transforms;
|
|
|
|
matrix.identity();
|
|
|
|
// each update, we have to apply all transforms in the correct order
|
|
|
|
for ( var i = 0; i < transforms.length; i ++ ) {
|
|
|
|
var transform = transforms[ i ];
|
|
|
|
// if there is a connection of the transform node with a joint, apply the joint value
|
|
|
|
if ( transform.sid && transform.sid.indexOf( jointIndex ) !== - 1 ) {
|
|
|
|
switch ( joint.type ) {
|
|
|
|
case 'revolute':
|
|
matrix.multiply( m0.makeRotationAxis( axis, THREE.Math.degToRad( value ) ) );
|
|
break;
|
|
|
|
case 'prismatic':
|
|
matrix.multiply( m0.makeTranslation( axis.x * value, axis.y * value, axis.z * value ) );
|
|
break;
|
|
|
|
default:
|
|
console.warn( 'THREE.ColladaLoader: Unknown joint type: ' + joint.type );
|
|
break;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
switch ( transform.type ) {
|
|
|
|
case 'matrix':
|
|
matrix.multiply( transform.obj );
|
|
break;
|
|
|
|
case 'translate':
|
|
matrix.multiply( m0.makeTranslation( transform.obj.x, transform.obj.y, transform.obj.z ) );
|
|
break;
|
|
|
|
case 'scale':
|
|
matrix.scale( transform.obj );
|
|
break;
|
|
|
|
case 'rotate':
|
|
matrix.multiply( m0.makeRotationAxis( transform.obj, transform.angle ) );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
object.matrix.copy( matrix );
|
|
object.matrix.decompose( object.position, object.quaternion, object.scale );
|
|
|
|
jointMap[ jointIndex ].position = value;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
console.log( 'THREE.ColladaLoader: ' + jointIndex + ' does not exist.' );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
};
|
|
|
|
}
|
|
|
|
function buildTransformList( node ) {
|
|
|
|
var transforms = [];
|
|
|
|
var xml = collada.querySelector( '[id="' + node.id + '"]' );
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'matrix':
|
|
var array = parseFloats( child.textContent );
|
|
var matrix = new THREE.Matrix4().fromArray( array ).transpose();
|
|
transforms.push( {
|
|
sid: child.getAttribute( 'sid' ),
|
|
type: child.nodeName,
|
|
obj: matrix
|
|
} );
|
|
break;
|
|
|
|
case 'translate':
|
|
case 'scale':
|
|
var array = parseFloats( child.textContent );
|
|
var vector = new THREE.Vector3().fromArray( array );
|
|
transforms.push( {
|
|
sid: child.getAttribute( 'sid' ),
|
|
type: child.nodeName,
|
|
obj: vector
|
|
} );
|
|
break;
|
|
|
|
case 'rotate':
|
|
var array = parseFloats( child.textContent );
|
|
var vector = new THREE.Vector3().fromArray( array );
|
|
var angle = THREE.Math.degToRad( array[ 3 ] );
|
|
transforms.push( {
|
|
sid: child.getAttribute( 'sid' ),
|
|
type: child.nodeName,
|
|
obj: vector,
|
|
angle: angle
|
|
} );
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return transforms;
|
|
|
|
}
|
|
|
|
// nodes
|
|
|
|
function prepareNodes( xml ) {
|
|
|
|
var elements = xml.getElementsByTagName( 'node' );
|
|
|
|
// ensure all node elements have id attributes
|
|
|
|
for ( var i = 0; i < elements.length; i ++ ) {
|
|
|
|
var element = elements[ i ];
|
|
|
|
if ( element.hasAttribute( 'id' ) === false ) {
|
|
|
|
element.setAttribute( 'id', generateId() );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
var matrix = new THREE.Matrix4();
|
|
var vector = new THREE.Vector3();
|
|
|
|
function parseNode( xml ) {
|
|
|
|
var data = {
|
|
name: xml.getAttribute( 'name' ) || '',
|
|
type: xml.getAttribute( 'type' ),
|
|
id: xml.getAttribute( 'id' ),
|
|
sid: xml.getAttribute( 'sid' ),
|
|
matrix: new THREE.Matrix4(),
|
|
nodes: [],
|
|
instanceCameras: [],
|
|
instanceControllers: [],
|
|
instanceLights: [],
|
|
instanceGeometries: [],
|
|
instanceNodes: [],
|
|
transforms: {}
|
|
};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
if ( child.nodeType !== 1 ) continue;
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'node':
|
|
data.nodes.push( child.getAttribute( 'id' ) );
|
|
parseNode( child );
|
|
break;
|
|
|
|
case 'instance_camera':
|
|
data.instanceCameras.push( parseId( child.getAttribute( 'url' ) ) );
|
|
break;
|
|
|
|
case 'instance_controller':
|
|
data.instanceControllers.push( parseNodeInstance( child ) );
|
|
break;
|
|
|
|
case 'instance_light':
|
|
data.instanceLights.push( parseId( child.getAttribute( 'url' ) ) );
|
|
break;
|
|
|
|
case 'instance_geometry':
|
|
data.instanceGeometries.push( parseNodeInstance( child ) );
|
|
break;
|
|
|
|
case 'instance_node':
|
|
data.instanceNodes.push( parseId( child.getAttribute( 'url' ) ) );
|
|
break;
|
|
|
|
case 'matrix':
|
|
var array = parseFloats( child.textContent );
|
|
data.matrix.multiply( matrix.fromArray( array ).transpose() );
|
|
data.transforms[ child.getAttribute( 'sid' ) ] = child.nodeName;
|
|
break;
|
|
|
|
case 'translate':
|
|
var array = parseFloats( child.textContent );
|
|
vector.fromArray( array );
|
|
data.matrix.multiply( matrix.makeTranslation( vector.x, vector.y, vector.z ) );
|
|
data.transforms[ child.getAttribute( 'sid' ) ] = child.nodeName;
|
|
break;
|
|
|
|
case 'rotate':
|
|
var array = parseFloats( child.textContent );
|
|
var angle = THREE.Math.degToRad( array[ 3 ] );
|
|
data.matrix.multiply( matrix.makeRotationAxis( vector.fromArray( array ), angle ) );
|
|
data.transforms[ child.getAttribute( 'sid' ) ] = child.nodeName;
|
|
break;
|
|
|
|
case 'scale':
|
|
var array = parseFloats( child.textContent );
|
|
data.matrix.scale( vector.fromArray( array ) );
|
|
data.transforms[ child.getAttribute( 'sid' ) ] = child.nodeName;
|
|
break;
|
|
|
|
case 'extra':
|
|
break;
|
|
|
|
default:
|
|
console.log( child );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
library.nodes[ data.id ] = data;
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function parseNodeInstance( xml ) {
|
|
|
|
var data = {
|
|
id: parseId( xml.getAttribute( 'url' ) ),
|
|
materials: {},
|
|
skeletons: []
|
|
};
|
|
|
|
for ( var i = 0; i < xml.childNodes.length; i ++ ) {
|
|
|
|
var child = xml.childNodes[ i ];
|
|
|
|
switch ( child.nodeName ) {
|
|
|
|
case 'bind_material':
|
|
var instances = child.getElementsByTagName( 'instance_material' );
|
|
|
|
for ( var j = 0; j < instances.length; j ++ ) {
|
|
|
|
var instance = instances[ j ];
|
|
var symbol = instance.getAttribute( 'symbol' );
|
|
var target = instance.getAttribute( 'target' );
|
|
|
|
data.materials[ symbol ] = parseId( target );
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 'skeleton':
|
|
data.skeletons.push( parseId( child.textContent ) );
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return data;
|
|
|
|
}
|
|
|
|
function buildSkeleton( skeletons, joints ) {
|
|
|
|
var boneData = [];
|
|
var sortedBoneData = [];
|
|
|
|
var i, j, data;
|
|
|
|
// a skeleton can have multiple root bones. collada expresses this
|
|
// situtation with multiple "skeleton" tags per controller instance
|
|
|
|
for ( i = 0; i < skeletons.length; i ++ ) {
|
|
|
|
var skeleton = skeletons[ i ];
|
|
|
|
var root;
|
|
|
|
if ( hasNode( skeleton ) ) {
|
|
|
|
root = getNode( skeleton );
|
|
buildBoneHierarchy( root, joints, boneData );
|
|
|
|
} else if ( hasVisualScene( skeleton ) ) {
|
|
|
|
// handle case where the skeleton refers to the visual scene (#13335)
|
|
|
|
var visualScene = library.visualScenes[ skeleton ];
|
|
var children = visualScene.children;
|
|
|
|
for ( var j = 0; j < children.length; j ++ ) {
|
|
|
|
var child = children[ j ];
|
|
|
|
if ( child.type === 'JOINT' ) {
|
|
|
|
var root = getNode( child.id );
|
|
buildBoneHierarchy( root, joints, boneData );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
console.error( 'THREE.ColladaLoader: Unable to find root bone of skeleton with ID:', skeleton );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// sort bone data (the order is defined in the corresponding controller)
|
|
|
|
for ( i = 0; i < joints.length; i ++ ) {
|
|
|
|
for ( j = 0; j < boneData.length; j ++ ) {
|
|
|
|
data = boneData[ j ];
|
|
|
|
if ( data.bone.name === joints[ i ].name ) {
|
|
|
|
sortedBoneData[ i ] = data;
|
|
data.processed = true;
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// add unprocessed bone data at the end of the list
|
|
|
|
for ( i = 0; i < boneData.length; i ++ ) {
|
|
|
|
data = boneData[ i ];
|
|
|
|
if ( data.processed === false ) {
|
|
|
|
sortedBoneData.push( data );
|
|
data.processed = true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// setup arrays for skeleton creation
|
|
|
|
var bones = [];
|
|
var boneInverses = [];
|
|
|
|
for ( i = 0; i < sortedBoneData.length; i ++ ) {
|
|
|
|
data = sortedBoneData[ i ];
|
|
|
|
bones.push( data.bone );
|
|
boneInverses.push( data.boneInverse );
|
|
|
|
}
|
|
|
|
return new THREE.Skeleton( bones, boneInverses );
|
|
|
|
}
|
|
|
|
function buildBoneHierarchy( root, joints, boneData ) {
|
|
|
|
// setup bone data from visual scene
|
|
|
|
root.traverse( function ( object ) {
|
|
|
|
if ( object.isBone === true ) {
|
|
|
|
var boneInverse;
|
|
|
|
// retrieve the boneInverse from the controller data
|
|
|
|
for ( var i = 0; i < joints.length; i ++ ) {
|
|
|
|
var joint = joints[ i ];
|
|
|
|
if ( joint.name === object.name ) {
|
|
|
|
boneInverse = joint.boneInverse;
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if ( boneInverse === undefined ) {
|
|
|
|
// Unfortunately, there can be joints in the visual scene that are not part of the
|
|
// corresponding controller. In this case, we have to create a dummy boneInverse matrix
|
|
// for the respective bone. This bone won't affect any vertices, because there are no skin indices
|
|
// and weights defined for it. But we still have to add the bone to the sorted bone list in order to
|
|
// ensure a correct animation of the model.
|
|
|
|
boneInverse = new THREE.Matrix4();
|
|
|
|
}
|
|
|
|
boneData.push( { bone: object, boneInverse: boneInverse, processed: false } );
|
|
|
|
}
|
|
|
|
} );
|
|
|
|
}
|
|
|
|
function buildNode( data ) {
|
|
|
|
var objects = [];
|
|
|
|
var matrix = data.matrix;
|
|
var nodes = data.nodes;
|
|
var type = data.type;
|
|
var instanceCameras = data.instanceCameras;
|
|
var instanceControllers = data.instanceControllers;
|
|
var instanceLights = data.instanceLights;
|
|
var instanceGeometries = data.instanceGeometries;
|
|
var instanceNodes = data.instanceNodes;
|
|
|
|
// nodes
|
|
|
|
for ( var i = 0, l = nodes.length; i < l; i ++ ) {
|
|
|
|
objects.push( getNode( nodes[ i ] ) );
|
|
|
|
}
|
|
|
|
// instance cameras
|
|
|
|
for ( var i = 0, l = instanceCameras.length; i < l; i ++ ) {
|
|
|
|
var instanceCamera = getCamera( instanceCameras[ i ] );
|
|
|
|
if ( instanceCamera !== null ) {
|
|
|
|
objects.push( instanceCamera.clone() );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// instance controllers
|
|
|
|
for ( var i = 0, l = instanceControllers.length; i < l; i ++ ) {
|
|
|
|
var instance = instanceControllers[ i ];
|
|
var controller = getController( instance.id );
|
|
var geometries = getGeometry( controller.id );
|
|
var newObjects = buildObjects( geometries, instance.materials );
|
|
|
|
var skeletons = instance.skeletons;
|
|
var joints = controller.skin.joints;
|
|
|
|
var skeleton = buildSkeleton( skeletons, joints );
|
|
|
|
for ( var j = 0, jl = newObjects.length; j < jl; j ++ ) {
|
|
|
|
var object = newObjects[ j ];
|
|
|
|
if ( object.isSkinnedMesh ) {
|
|
|
|
object.bind( skeleton, controller.skin.bindMatrix );
|
|
object.normalizeSkinWeights();
|
|
|
|
}
|
|
|
|
objects.push( object );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// instance lights
|
|
|
|
for ( var i = 0, l = instanceLights.length; i < l; i ++ ) {
|
|
|
|
var instanceLight = getLight( instanceLights[ i ] );
|
|
|
|
if ( instanceLight !== null ) {
|
|
|
|
objects.push( instanceLight.clone() );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// instance geometries
|
|
|
|
for ( var i = 0, l = instanceGeometries.length; i < l; i ++ ) {
|
|
|
|
var instance = instanceGeometries[ i ];
|
|
|
|
// a single geometry instance in collada can lead to multiple object3Ds.
|
|
// this is the case when primitives are combined like triangles and lines
|
|
|
|
var geometries = getGeometry( instance.id );
|
|
var newObjects = buildObjects( geometries, instance.materials );
|
|
|
|
for ( var j = 0, jl = newObjects.length; j < jl; j ++ ) {
|
|
|
|
objects.push( newObjects[ j ] );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// instance nodes
|
|
|
|
for ( var i = 0, l = instanceNodes.length; i < l; i ++ ) {
|
|
|
|
objects.push( getNode( instanceNodes[ i ] ).clone() );
|
|
|
|
}
|
|
|
|
var object;
|
|
|
|
if ( nodes.length === 0 && objects.length === 1 ) {
|
|
|
|
object = objects[ 0 ];
|
|
|
|
} else {
|
|
|
|
object = ( type === 'JOINT' ) ? new THREE.Bone() : new THREE.Group();
|
|
|
|
for ( var i = 0; i < objects.length; i ++ ) {
|
|
|
|
object.add( objects[ i ] );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if ( object.name === '' ) {
|
|
|
|
object.name = ( type === 'JOINT' ) ? data.sid : data.name;
|
|
|
|
}
|
|
|
|
object.matrix.copy( matrix );
|
|
object.matrix.decompose( object.position, object.quaternion, object.scale );
|
|
|
|
return object;
|
|
|
|
}
|
|
|
|
function resolveMaterialBinding( keys, instanceMaterials ) {
|
|
|
|
var materials = [];
|
|
|
|
for ( var i = 0, l = keys.length; i < l; i ++ ) {
|
|
|
|
var id = instanceMaterials[ keys[ i ] ];
|
|
materials.push( getMaterial( id ) );
|
|
|
|
}
|
|
|
|
return materials;
|
|
|
|
}
|
|
|
|
function buildObjects( geometries, instanceMaterials ) {
|
|
|
|
var objects = [];
|
|
|
|
for ( var type in geometries ) {
|
|
|
|
var geometry = geometries[ type ];
|
|
|
|
var materials = resolveMaterialBinding( geometry.materialKeys, instanceMaterials );
|
|
|
|
// handle case if no materials are defined
|
|
|
|
if ( materials.length === 0 ) {
|
|
|
|
if ( type === 'lines' || type === 'linestrips' ) {
|
|
|
|
materials.push( new THREE.LineBasicMaterial() );
|
|
|
|
} else {
|
|
|
|
materials.push( new THREE.MeshPhongMaterial() );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// regard skinning
|
|
|
|
var skinning = ( geometry.data.attributes.skinIndex !== undefined );
|
|
|
|
if ( skinning ) {
|
|
|
|
for ( var i = 0, l = materials.length; i < l; i ++ ) {
|
|
|
|
materials[ i ].skinning = true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// choose between a single or multi materials (material array)
|
|
|
|
var material = ( materials.length === 1 ) ? materials[ 0 ] : materials;
|
|
|
|
// now create a specific 3D object
|
|
|
|
var object;
|
|
|
|
switch ( type ) {
|
|
|
|
case 'lines':
|
|
object = new THREE.LineSegments( geometry.data, material );
|
|
break;
|
|
|
|
case 'linestrips':
|
|
object = new THREE.Line( geometry.data, material );
|
|
break;
|
|
|
|
case 'triangles':
|
|
case 'polylist':
|
|
if ( skinning ) {
|
|
|
|
object = new THREE.SkinnedMesh( geometry.data, material );
|
|
|
|
} else {
|
|
|
|
object = new THREE.Mesh( geometry.data, material );
|
|
|
|
}
|
|
break;
|
|
|
|
}
|
|
|
|
objects.push( object );
|
|
|
|
}
|
|
|
|
return objects;
|
|
|
|
}
|
|
|
|
function hasNode( id ) {
|
|
|
|
return library.nodes[ id ] !== undefined;
|
|
|
|
}
|
|
|
|
function getNode( id ) {
|
|
|
|
return getBuild( library.nodes[ id ], buildNode );
|
|
|
|
}
|
|
|
|
// visual scenes
|
|
|
|
function parseVisualScene( xml ) {
|
|
|
|
var data = {
|
|
name: xml.getAttribute( 'name' ),
|
|
children: []
|
|
};
|
|
|
|
prepareNodes( xml );
|
|
|
|
var elements = getElementsByTagName( xml, 'node' );
|
|
|
|
for ( var i = 0; i < elements.length; i ++ ) {
|
|
|
|
data.children.push( parseNode( elements[ i ] ) );
|
|
|
|
}
|
|
|
|
library.visualScenes[ xml.getAttribute( 'id' ) ] = data;
|
|
|
|
}
|
|
|
|
function buildVisualScene( data ) {
|
|
|
|
var group = new THREE.Group();
|
|
group.name = data.name;
|
|
|
|
var children = data.children;
|
|
|
|
for ( var i = 0; i < children.length; i ++ ) {
|
|
|
|
var child = children[ i ];
|
|
|
|
group.add( getNode( child.id ) );
|
|
|
|
}
|
|
|
|
return group;
|
|
|
|
}
|
|
|
|
function hasVisualScene( id ) {
|
|
|
|
return library.visualScenes[ id ] !== undefined;
|
|
|
|
}
|
|
|
|
function getVisualScene( id ) {
|
|
|
|
return getBuild( library.visualScenes[ id ], buildVisualScene );
|
|
|
|
}
|
|
|
|
// scenes
|
|
|
|
function parseScene( xml ) {
|
|
|
|
var instance = getElementsByTagName( xml, 'instance_visual_scene' )[ 0 ];
|
|
return getVisualScene( parseId( instance.getAttribute( 'url' ) ) );
|
|
|
|
}
|
|
|
|
function setupAnimations() {
|
|
|
|
var clips = library.clips;
|
|
|
|
if ( isEmpty( clips ) === true ) {
|
|
|
|
if ( isEmpty( library.animations ) === false ) {
|
|
|
|
// if there are animations but no clips, we create a default clip for playback
|
|
|
|
var tracks = [];
|
|
|
|
for ( var id in library.animations ) {
|
|
|
|
var animationTracks = getAnimation( id );
|
|
|
|
for ( var i = 0, l = animationTracks.length; i < l; i ++ ) {
|
|
|
|
tracks.push( animationTracks[ i ] );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
animations.push( new THREE.AnimationClip( 'default', - 1, tracks ) );
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
for ( var id in clips ) {
|
|
|
|
animations.push( getAnimationClip( id ) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if ( text.length === 0 ) {
|
|
|
|
return { scene: new THREE.Scene() };
|
|
|
|
}
|
|
|
|
var xml = new DOMParser().parseFromString( text, 'application/xml' );
|
|
|
|
var collada = getElementsByTagName( xml, 'COLLADA' )[ 0 ];
|
|
|
|
// metadata
|
|
|
|
var version = collada.getAttribute( 'version' );
|
|
console.log( 'THREE.ColladaLoader: File version', version );
|
|
|
|
var asset = parseAsset( getElementsByTagName( collada, 'asset' )[ 0 ] );
|
|
var textureLoader = new THREE.TextureLoader( this.manager );
|
|
textureLoader.setPath( path ).setCrossOrigin( this.crossOrigin );
|
|
|
|
//
|
|
|
|
var animations = [];
|
|
var kinematics = {};
|
|
var count = 0;
|
|
|
|
//
|
|
|
|
var library = {
|
|
animations: {},
|
|
clips: {},
|
|
controllers: {},
|
|
images: {},
|
|
effects: {},
|
|
materials: {},
|
|
cameras: {},
|
|
lights: {},
|
|
geometries: {},
|
|
nodes: {},
|
|
visualScenes: {},
|
|
kinematicsModels: {},
|
|
kinematicsScenes: {}
|
|
};
|
|
|
|
parseLibrary( collada, 'library_animations', 'animation', parseAnimation );
|
|
parseLibrary( collada, 'library_animation_clips', 'animation_clip', parseAnimationClip );
|
|
parseLibrary( collada, 'library_controllers', 'controller', parseController );
|
|
parseLibrary( collada, 'library_images', 'image', parseImage );
|
|
parseLibrary( collada, 'library_effects', 'effect', parseEffect );
|
|
parseLibrary( collada, 'library_materials', 'material', parseMaterial );
|
|
parseLibrary( collada, 'library_cameras', 'camera', parseCamera );
|
|
parseLibrary( collada, 'library_lights', 'light', parseLight );
|
|
parseLibrary( collada, 'library_geometries', 'geometry', parseGeometry );
|
|
parseLibrary( collada, 'library_nodes', 'node', parseNode );
|
|
parseLibrary( collada, 'library_visual_scenes', 'visual_scene', parseVisualScene );
|
|
parseLibrary( collada, 'library_kinematics_models', 'kinematics_model', parseKinematicsModel );
|
|
parseLibrary( collada, 'scene', 'instance_kinematics_scene', parseKinematicsScene );
|
|
|
|
buildLibrary( library.animations, buildAnimation );
|
|
buildLibrary( library.clips, buildAnimationClip );
|
|
buildLibrary( library.controllers, buildController );
|
|
buildLibrary( library.images, buildImage );
|
|
buildLibrary( library.effects, buildEffect );
|
|
buildLibrary( library.materials, buildMaterial );
|
|
buildLibrary( library.cameras, buildCamera );
|
|
buildLibrary( library.lights, buildLight );
|
|
buildLibrary( library.geometries, buildGeometry );
|
|
buildLibrary( library.visualScenes, buildVisualScene );
|
|
|
|
setupAnimations();
|
|
setupKinematics();
|
|
|
|
var scene = parseScene( getElementsByTagName( collada, 'scene' )[ 0 ] );
|
|
|
|
if ( asset.upAxis === 'Z_UP' ) {
|
|
|
|
scene.quaternion.setFromEuler( new THREE.Euler( - Math.PI / 2, 0, 0 ) );
|
|
|
|
}
|
|
|
|
scene.scale.multiplyScalar( asset.unit );
|
|
|
|
return {
|
|
animations: animations,
|
|
kinematics: kinematics,
|
|
library: library,
|
|
scene: scene
|
|
};
|
|
|
|
}
|
|
|
|
};
|