mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-12-02 10:24:56 +01:00
1165 lines
24 KiB
JavaScript
Executable File
1165 lines
24 KiB
JavaScript
Executable File
/**
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* @author alteredq / http://alteredqualia.com/
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*/
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THREE.SceneLoader = function ( manager ) {
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this.onLoadStart = function () {};
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this.onLoadProgress = function() {};
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this.onLoadComplete = function () {};
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this.callbackSync = function () {};
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this.callbackProgress = function () {};
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this.geometryHandlers = {};
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this.hierarchyHandlers = {};
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this.addGeometryHandler( "ascii", THREE.JSONLoader );
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this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
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};
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THREE.SceneLoader.prototype = {
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constructor: THREE.SceneLoader,
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load: function ( url, onLoad, onProgress, onError ) {
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var scope = this;
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var loader = new THREE.XHRLoader( scope.manager );
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loader.setCrossOrigin( this.crossOrigin );
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loader.load( url, function ( text ) {
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scope.parse( JSON.parse( text ), onLoad, url );
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}, onProgress, onError );
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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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addGeometryHandler: function ( typeID, loaderClass ) {
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this.geometryHandlers[ typeID ] = { "loaderClass": loaderClass };
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},
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addHierarchyHandler: function ( typeID, loaderClass ) {
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this.hierarchyHandlers[ typeID ] = { "loaderClass": loaderClass };
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},
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parse: function ( json, callbackFinished, url ) {
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var scope = this;
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var urlBase = THREE.Loader.prototype.extractUrlBase( url );
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var geometry, material, camera, fog,
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texture, images, color,
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light, hex, intensity,
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counter_models, counter_textures,
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total_models, total_textures,
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result;
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var target_array = [];
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var data = json;
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// async geometry loaders
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for ( var typeID in this.geometryHandlers ) {
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var loaderClass = this.geometryHandlers[ typeID ][ "loaderClass" ];
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this.geometryHandlers[ typeID ][ "loaderObject" ] = new loaderClass();
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}
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// async hierachy loaders
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for ( var typeID in this.hierarchyHandlers ) {
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var loaderClass = this.hierarchyHandlers[ typeID ][ "loaderClass" ];
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this.hierarchyHandlers[ typeID ][ "loaderObject" ] = new loaderClass();
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}
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counter_models = 0;
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counter_textures = 0;
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result = {
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scene: new THREE.Scene(),
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geometries: {},
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face_materials: {},
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materials: {},
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textures: {},
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objects: {},
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cameras: {},
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lights: {},
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fogs: {},
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empties: {},
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groups: {}
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};
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if ( data.transform ) {
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var position = data.transform.position,
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rotation = data.transform.rotation,
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scale = data.transform.scale;
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if ( position ) {
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result.scene.position.fromArray( position );
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}
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if ( rotation ) {
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result.scene.rotation.fromArray( rotation );
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}
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if ( scale ) {
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result.scene.scale.fromArray( scale );
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}
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if ( position || rotation || scale ) {
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result.scene.updateMatrix();
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result.scene.updateMatrixWorld();
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}
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}
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function get_url( source_url, url_type ) {
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if ( url_type == "relativeToHTML" ) {
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return source_url;
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} else {
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return urlBase + source_url;
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}
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};
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// toplevel loader function, delegates to handle_children
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function handle_objects() {
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handle_children( result.scene, data.objects );
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}
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// handle all the children from the loaded json and attach them to given parent
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function handle_children( parent, children ) {
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var mat, dst, pos, rot, scl, quat;
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for ( var objID in children ) {
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// check by id if child has already been handled,
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// if not, create new object
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var object = result.objects[ objID ];
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var objJSON = children[ objID ];
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if ( object === undefined ) {
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// meshes
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if ( objJSON.type && ( objJSON.type in scope.hierarchyHandlers ) ) {
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if ( objJSON.loading === undefined ) {
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material = result.materials[ objJSON.material ];
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objJSON.loading = true;
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var loader = scope.hierarchyHandlers[ objJSON.type ][ "loaderObject" ];
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// ColladaLoader
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if ( loader.options ) {
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loader.load( get_url( objJSON.url, data.urlBaseType ), create_callback_hierachy( objID, parent, material, objJSON ) );
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// UTF8Loader
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// OBJLoader
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} else {
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loader.load( get_url( objJSON.url, data.urlBaseType ), create_callback_hierachy( objID, parent, material, objJSON ) );
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}
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}
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} else if ( objJSON.geometry !== undefined ) {
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geometry = result.geometries[ objJSON.geometry ];
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// geometry already loaded
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if ( geometry ) {
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var needsTangents = false;
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material = result.materials[ objJSON.material ];
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needsTangents = material instanceof THREE.ShaderMaterial;
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pos = objJSON.position;
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rot = objJSON.rotation;
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scl = objJSON.scale;
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mat = objJSON.matrix;
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quat = objJSON.quaternion;
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// use materials from the model file
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// if there is no material specified in the object
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if ( ! objJSON.material ) {
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material = new THREE.MeshFaceMaterial( result.face_materials[ objJSON.geometry ] );
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}
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// use materials from the model file
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// if there is just empty face material
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// (must create new material as each model has its own face material)
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if ( ( material instanceof THREE.MeshFaceMaterial ) && material.materials.length === 0 ) {
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material = new THREE.MeshFaceMaterial( result.face_materials[ objJSON.geometry ] );
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}
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if ( material instanceof THREE.MeshFaceMaterial ) {
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for ( var i = 0; i < material.materials.length; i ++ ) {
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needsTangents = needsTangents || ( material.materials[ i ] instanceof THREE.ShaderMaterial );
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}
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}
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if ( needsTangents ) {
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geometry.computeTangents();
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}
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if ( objJSON.skin ) {
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object = new THREE.SkinnedMesh( geometry, material );
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} else if ( objJSON.morph ) {
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object = new THREE.MorphAnimMesh( geometry, material );
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if ( objJSON.duration !== undefined ) {
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object.duration = objJSON.duration;
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}
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if ( objJSON.time !== undefined ) {
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object.time = objJSON.time;
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}
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if ( objJSON.mirroredLoop !== undefined ) {
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object.mirroredLoop = objJSON.mirroredLoop;
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}
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if ( material.morphNormals ) {
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geometry.computeMorphNormals();
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}
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} else {
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object = new THREE.Mesh( geometry, material );
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}
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object.name = objID;
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if ( mat ) {
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object.matrixAutoUpdate = false;
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object.matrix.set(
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mat[0], mat[1], mat[2], mat[3],
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mat[4], mat[5], mat[6], mat[7],
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mat[8], mat[9], mat[10], mat[11],
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mat[12], mat[13], mat[14], mat[15]
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);
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} else {
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object.position.fromArray( pos );
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if ( quat ) {
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object.quaternion.fromArray( quat );
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} else {
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object.rotation.fromArray( rot );
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}
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object.scale.fromArray( scl );
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}
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object.visible = objJSON.visible;
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object.castShadow = objJSON.castShadow;
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object.receiveShadow = objJSON.receiveShadow;
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parent.add( object );
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result.objects[ objID ] = object;
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}
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// lights
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} else if ( objJSON.type === "AmbientLight" || objJSON.type === "PointLight" ||
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objJSON.type === "DirectionalLight" || objJSON.type === "SpotLight" ||
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objJSON.type === "HemisphereLight" || objJSON.type === "AreaLight" ) {
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var color = objJSON.color;
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var intensity = objJSON.intensity;
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var distance = objJSON.distance;
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var position = objJSON.position;
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var rotation = objJSON.rotation;
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switch ( objJSON.type ) {
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case 'AmbientLight':
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light = new THREE.AmbientLight( color );
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break;
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case 'PointLight':
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light = new THREE.PointLight( color, intensity, distance );
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light.position.fromArray( position );
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break;
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case 'DirectionalLight':
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light = new THREE.DirectionalLight( color, intensity );
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light.position.fromArray( objJSON.direction );
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break;
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case 'SpotLight':
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light = new THREE.SpotLight( color, intensity, distance, 1 );
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light.angle = objJSON.angle;
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light.position.fromArray( position );
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light.target.set( position[ 0 ], position[ 1 ] - distance, position[ 2 ] );
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light.target.applyEuler( new THREE.Euler( rotation[ 0 ], rotation[ 1 ], rotation[ 2 ], 'XYZ' ) );
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break;
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case 'HemisphereLight':
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light = new THREE.DirectionalLight( color, intensity, distance );
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light.target.set( position[ 0 ], position[ 1 ] - distance, position[ 2 ] );
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light.target.applyEuler( new THREE.Euler( rotation[ 0 ], rotation[ 1 ], rotation[ 2 ], 'XYZ' ) );
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break;
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case 'AreaLight':
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light = new THREE.AreaLight(color, intensity);
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light.position.fromArray( position );
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light.width = objJSON.size;
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light.height = objJSON.size_y;
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break;
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}
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parent.add( light );
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light.name = objID;
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result.lights[ objID ] = light;
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result.objects[ objID ] = light;
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// cameras
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} else if ( objJSON.type === "PerspectiveCamera" || objJSON.type === "OrthographicCamera" ) {
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pos = objJSON.position;
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rot = objJSON.rotation;
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quat = objJSON.quaternion;
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if ( objJSON.type === "PerspectiveCamera" ) {
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camera = new THREE.PerspectiveCamera( objJSON.fov, objJSON.aspect, objJSON.near, objJSON.far );
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} else if ( objJSON.type === "OrthographicCamera" ) {
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camera = new THREE.OrthographicCamera( objJSON.left, objJSON.right, objJSON.top, objJSON.bottom, objJSON.near, objJSON.far );
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}
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camera.name = objID;
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camera.position.fromArray( pos );
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if ( quat !== undefined ) {
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camera.quaternion.fromArray( quat );
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} else if ( rot !== undefined ) {
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camera.rotation.fromArray( rot );
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} else if ( objJSON.target ) {
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camera.lookAt( new THREE.Vector3().fromArray( objJSON.target ) );
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}
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parent.add( camera );
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result.cameras[ objID ] = camera;
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result.objects[ objID ] = camera;
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// pure Object3D
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} else {
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pos = objJSON.position;
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rot = objJSON.rotation;
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scl = objJSON.scale;
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quat = objJSON.quaternion;
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object = new THREE.Object3D();
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object.name = objID;
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object.position.fromArray( pos );
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if ( quat ) {
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object.quaternion.fromArray( quat );
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} else {
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object.rotation.fromArray( rot );
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}
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object.scale.fromArray( scl );
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object.visible = ( objJSON.visible !== undefined ) ? objJSON.visible : false;
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parent.add( object );
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result.objects[ objID ] = object;
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result.empties[ objID ] = object;
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}
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if ( object ) {
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if ( objJSON.userData !== undefined ) {
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for ( var key in objJSON.userData ) {
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var value = objJSON.userData[ key ];
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object.userData[ key ] = value;
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}
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}
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if ( objJSON.groups !== undefined ) {
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for ( var i = 0; i < objJSON.groups.length; i ++ ) {
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var groupID = objJSON.groups[ i ];
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if ( result.groups[ groupID ] === undefined ) {
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result.groups[ groupID ] = [];
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}
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result.groups[ groupID ].push( objID );
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}
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}
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}
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}
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if ( object !== undefined && objJSON.children !== undefined ) {
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handle_children( object, objJSON.children );
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}
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}
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};
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function handle_mesh( geo, mat, id ) {
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result.geometries[ id ] = geo;
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result.face_materials[ id ] = mat;
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handle_objects();
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};
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function handle_hierarchy( node, id, parent, material, obj ) {
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var p = obj.position;
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var r = obj.rotation;
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var q = obj.quaternion;
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var s = obj.scale;
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node.position.fromArray( p );
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if ( q ) {
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node.quaternion.fromArray( q );
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} else {
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node.rotation.fromArray( r );
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}
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node.scale.fromArray( s );
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// override children materials
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// if object material was specified in JSON explicitly
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if ( material ) {
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node.traverse( function ( child ) {
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child.material = material;
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} );
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}
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// override children visibility
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// with root node visibility as specified in JSON
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var visible = ( obj.visible !== undefined ) ? obj.visible : true;
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node.traverse( function ( child ) {
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child.visible = visible;
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} );
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parent.add( node );
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node.name = id;
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result.objects[ id ] = node;
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handle_objects();
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};
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function create_callback_geometry( id ) {
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return function ( geo, mat ) {
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geo.name = id;
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handle_mesh( geo, mat, id );
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counter_models -= 1;
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scope.onLoadComplete();
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async_callback_gate();
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}
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};
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function create_callback_hierachy( id, parent, material, obj ) {
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return function ( event ) {
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var result;
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// loaders which use EventDispatcher
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if ( event.content ) {
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result = event.content;
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// ColladaLoader
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} else if ( event.dae ) {
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result = event.scene;
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// UTF8Loader
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} else {
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result = event;
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}
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handle_hierarchy( result, id, parent, material, obj );
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counter_models -= 1;
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scope.onLoadComplete();
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async_callback_gate();
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}
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};
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function create_callback_embed( id ) {
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return function ( geo, mat ) {
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geo.name = id;
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result.geometries[ id ] = geo;
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result.face_materials[ id ] = mat;
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}
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};
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function async_callback_gate() {
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var progress = {
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totalModels : total_models,
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totalTextures : total_textures,
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loadedModels : total_models - counter_models,
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loadedTextures : total_textures - counter_textures
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};
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scope.callbackProgress( progress, result );
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scope.onLoadProgress();
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if ( counter_models === 0 && counter_textures === 0 ) {
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finalize();
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callbackFinished( result );
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}
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};
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function finalize() {
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|
|
|
// take care of targets which could be asynchronously loaded objects
|
|
|
|
for ( var i = 0; i < target_array.length; i ++ ) {
|
|
|
|
var ta = target_array[ i ];
|
|
|
|
var target = result.objects[ ta.targetName ];
|
|
|
|
if ( target ) {
|
|
|
|
ta.object.target = target;
|
|
|
|
} else {
|
|
|
|
// if there was error and target of specified name doesn't exist in the scene file
|
|
// create instead dummy target
|
|
// (target must be added to scene explicitly as parent is already added)
|
|
|
|
ta.object.target = new THREE.Object3D();
|
|
result.scene.add( ta.object.target );
|
|
|
|
}
|
|
|
|
ta.object.target.userData.targetInverse = ta.object;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
var callbackTexture = function ( count ) {
|
|
|
|
counter_textures -= count;
|
|
async_callback_gate();
|
|
|
|
scope.onLoadComplete();
|
|
|
|
};
|
|
|
|
// must use this instead of just directly calling callbackTexture
|
|
// because of closure in the calling context loop
|
|
|
|
var generateTextureCallback = function ( count ) {
|
|
|
|
return function () {
|
|
|
|
callbackTexture( count );
|
|
|
|
};
|
|
|
|
};
|
|
|
|
function traverse_json_hierarchy( objJSON, callback ) {
|
|
|
|
callback( objJSON );
|
|
|
|
if ( objJSON.children !== undefined ) {
|
|
|
|
for ( var objChildID in objJSON.children ) {
|
|
|
|
traverse_json_hierarchy( objJSON.children[ objChildID ], callback );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
};
|
|
|
|
// first go synchronous elements
|
|
|
|
// fogs
|
|
|
|
var fogID, fogJSON;
|
|
|
|
for ( fogID in data.fogs ) {
|
|
|
|
fogJSON = data.fogs[ fogID ];
|
|
|
|
if ( fogJSON.type === "linear" ) {
|
|
|
|
fog = new THREE.Fog( 0x000000, fogJSON.near, fogJSON.far );
|
|
|
|
} else if ( fogJSON.type === "exp2" ) {
|
|
|
|
fog = new THREE.FogExp2( 0x000000, fogJSON.density );
|
|
|
|
}
|
|
|
|
color = fogJSON.color;
|
|
fog.color.setRGB( color[0], color[1], color[2] );
|
|
|
|
result.fogs[ fogID ] = fog;
|
|
|
|
}
|
|
|
|
// now come potentially asynchronous elements
|
|
|
|
// geometries
|
|
|
|
// count how many geometries will be loaded asynchronously
|
|
|
|
var geoID, geoJSON;
|
|
|
|
for ( geoID in data.geometries ) {
|
|
|
|
geoJSON = data.geometries[ geoID ];
|
|
|
|
if ( geoJSON.type in this.geometryHandlers ) {
|
|
|
|
counter_models += 1;
|
|
|
|
scope.onLoadStart();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// count how many hierarchies will be loaded asynchronously
|
|
|
|
for ( var objID in data.objects ) {
|
|
|
|
traverse_json_hierarchy( data.objects[ objID ], function ( objJSON ) {
|
|
|
|
if ( objJSON.type && ( objJSON.type in scope.hierarchyHandlers ) ) {
|
|
|
|
counter_models += 1;
|
|
|
|
scope.onLoadStart();
|
|
|
|
}
|
|
|
|
});
|
|
|
|
}
|
|
|
|
total_models = counter_models;
|
|
|
|
for ( geoID in data.geometries ) {
|
|
|
|
geoJSON = data.geometries[ geoID ];
|
|
|
|
if ( geoJSON.type === "cube" ) {
|
|
|
|
geometry = new THREE.BoxGeometry( geoJSON.width, geoJSON.height, geoJSON.depth, geoJSON.widthSegments, geoJSON.heightSegments, geoJSON.depthSegments );
|
|
geometry.name = geoID;
|
|
result.geometries[ geoID ] = geometry;
|
|
|
|
} else if ( geoJSON.type === "plane" ) {
|
|
|
|
geometry = new THREE.PlaneGeometry( geoJSON.width, geoJSON.height, geoJSON.widthSegments, geoJSON.heightSegments );
|
|
geometry.name = geoID;
|
|
result.geometries[ geoID ] = geometry;
|
|
|
|
} else if ( geoJSON.type === "sphere" ) {
|
|
|
|
geometry = new THREE.SphereGeometry( geoJSON.radius, geoJSON.widthSegments, geoJSON.heightSegments );
|
|
geometry.name = geoID;
|
|
result.geometries[ geoID ] = geometry;
|
|
|
|
} else if ( geoJSON.type === "cylinder" ) {
|
|
|
|
geometry = new THREE.CylinderGeometry( geoJSON.topRad, geoJSON.botRad, geoJSON.height, geoJSON.radSegs, geoJSON.heightSegs );
|
|
geometry.name = geoID;
|
|
result.geometries[ geoID ] = geometry;
|
|
|
|
} else if ( geoJSON.type === "torus" ) {
|
|
|
|
geometry = new THREE.TorusGeometry( geoJSON.radius, geoJSON.tube, geoJSON.segmentsR, geoJSON.segmentsT );
|
|
geometry.name = geoID;
|
|
result.geometries[ geoID ] = geometry;
|
|
|
|
} else if ( geoJSON.type === "icosahedron" ) {
|
|
|
|
geometry = new THREE.IcosahedronGeometry( geoJSON.radius, geoJSON.subdivisions );
|
|
geometry.name = geoID;
|
|
result.geometries[ geoID ] = geometry;
|
|
|
|
} else if ( geoJSON.type in this.geometryHandlers ) {
|
|
|
|
var loader = this.geometryHandlers[ geoJSON.type ][ "loaderObject" ];
|
|
loader.load( get_url( geoJSON.url, data.urlBaseType ), create_callback_geometry( geoID ) );
|
|
|
|
} else if ( geoJSON.type === "embedded" ) {
|
|
|
|
var modelJson = data.embeds[ geoJSON.id ],
|
|
texture_path = "";
|
|
|
|
// pass metadata along to jsonLoader so it knows the format version
|
|
|
|
modelJson.metadata = data.metadata;
|
|
|
|
if ( modelJson ) {
|
|
|
|
var jsonLoader = this.geometryHandlers[ "ascii" ][ "loaderObject" ];
|
|
var model = jsonLoader.parse( modelJson, texture_path );
|
|
create_callback_embed( geoID )( model.geometry, model.materials );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// textures
|
|
|
|
// count how many textures will be loaded asynchronously
|
|
|
|
var textureID, textureJSON;
|
|
|
|
for ( textureID in data.textures ) {
|
|
|
|
textureJSON = data.textures[ textureID ];
|
|
|
|
if ( textureJSON.url instanceof Array ) {
|
|
|
|
counter_textures += textureJSON.url.length;
|
|
|
|
for ( var n = 0; n < textureJSON.url.length; n ++ ) {
|
|
|
|
scope.onLoadStart();
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
counter_textures += 1;
|
|
|
|
scope.onLoadStart();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
total_textures = counter_textures;
|
|
|
|
for ( textureID in data.textures ) {
|
|
|
|
textureJSON = data.textures[ textureID ];
|
|
|
|
if ( textureJSON.mapping !== undefined && THREE[ textureJSON.mapping ] !== undefined ) {
|
|
|
|
textureJSON.mapping = THREE[ textureJSON.mapping ];
|
|
|
|
}
|
|
|
|
var texture;
|
|
|
|
if ( textureJSON.url instanceof Array ) {
|
|
|
|
var count = textureJSON.url.length;
|
|
var url_array = [];
|
|
|
|
for ( var i = 0; i < count; i ++ ) {
|
|
|
|
url_array[ i ] = get_url( textureJSON.url[ i ], data.urlBaseType );
|
|
|
|
}
|
|
|
|
var loader = THREE.Loader.Handlers.get( url_array[ 0 ] );
|
|
|
|
if ( loader !== null ) {
|
|
|
|
texture = loader.load( url_array, generateTextureCallback( count ) );
|
|
|
|
if ( textureJSON.mapping !== undefined )
|
|
texture.mapping = textureJSON.mapping;
|
|
|
|
} else {
|
|
|
|
texture = THREE.ImageUtils.loadTextureCube( url_array, textureJSON.mapping, generateTextureCallback( count ) );
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
var fullUrl = get_url( textureJSON.url, data.urlBaseType );
|
|
var textureCallback = generateTextureCallback( 1 );
|
|
|
|
var loader = THREE.Loader.Handlers.get( fullUrl );
|
|
|
|
if ( loader !== null ) {
|
|
|
|
texture = loader.load( fullUrl, textureCallback );
|
|
|
|
} else {
|
|
|
|
texture = new THREE.Texture();
|
|
loader = new THREE.ImageLoader();
|
|
|
|
( function ( texture ) {
|
|
|
|
loader.load( fullUrl, function ( image ) {
|
|
|
|
texture.image = image;
|
|
texture.needsUpdate = true;
|
|
|
|
textureCallback();
|
|
|
|
} );
|
|
|
|
} )( texture )
|
|
|
|
|
|
}
|
|
|
|
if ( textureJSON.mapping !== undefined )
|
|
texture.mapping = textureJSON.mapping;
|
|
|
|
if ( THREE[ textureJSON.minFilter ] !== undefined )
|
|
texture.minFilter = THREE[ textureJSON.minFilter ];
|
|
|
|
if ( THREE[ textureJSON.magFilter ] !== undefined )
|
|
texture.magFilter = THREE[ textureJSON.magFilter ];
|
|
|
|
if ( textureJSON.anisotropy ) texture.anisotropy = textureJSON.anisotropy;
|
|
|
|
if ( textureJSON.repeat ) {
|
|
|
|
texture.repeat.set( textureJSON.repeat[ 0 ], textureJSON.repeat[ 1 ] );
|
|
|
|
if ( textureJSON.repeat[ 0 ] !== 1 ) texture.wrapS = THREE.RepeatWrapping;
|
|
if ( textureJSON.repeat[ 1 ] !== 1 ) texture.wrapT = THREE.RepeatWrapping;
|
|
|
|
}
|
|
|
|
if ( textureJSON.offset ) {
|
|
|
|
texture.offset.set( textureJSON.offset[ 0 ], textureJSON.offset[ 1 ] );
|
|
|
|
}
|
|
|
|
// handle wrap after repeat so that default repeat can be overriden
|
|
|
|
if ( textureJSON.wrap ) {
|
|
|
|
var wrapMap = {
|
|
"repeat": THREE.RepeatWrapping,
|
|
"mirror": THREE.MirroredRepeatWrapping
|
|
}
|
|
|
|
if ( wrapMap[ textureJSON.wrap[ 0 ] ] !== undefined ) texture.wrapS = wrapMap[ textureJSON.wrap[ 0 ] ];
|
|
if ( wrapMap[ textureJSON.wrap[ 1 ] ] !== undefined ) texture.wrapT = wrapMap[ textureJSON.wrap[ 1 ] ];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
result.textures[ textureID ] = texture;
|
|
|
|
}
|
|
|
|
// materials
|
|
|
|
var matID, matJSON;
|
|
var parID;
|
|
|
|
for ( matID in data.materials ) {
|
|
|
|
matJSON = data.materials[ matID ];
|
|
|
|
for ( parID in matJSON.parameters ) {
|
|
|
|
if ( parID === "envMap" || parID === "map" || parID === "lightMap" || parID === "bumpMap" || parID === "normalMap" || parID === "alphaMap" ) {
|
|
|
|
matJSON.parameters[ parID ] = result.textures[ matJSON.parameters[ parID ] ];
|
|
|
|
} else if ( parID === "shading" ) {
|
|
|
|
matJSON.parameters[ parID ] = ( matJSON.parameters[ parID ] === "flat" ) ? THREE.FlatShading : THREE.SmoothShading;
|
|
|
|
} else if ( parID === "side" ) {
|
|
|
|
if ( matJSON.parameters[ parID ] == "double" ) {
|
|
|
|
matJSON.parameters[ parID ] = THREE.DoubleSide;
|
|
|
|
} else if ( matJSON.parameters[ parID ] == "back" ) {
|
|
|
|
matJSON.parameters[ parID ] = THREE.BackSide;
|
|
|
|
} else {
|
|
|
|
matJSON.parameters[ parID ] = THREE.FrontSide;
|
|
|
|
}
|
|
|
|
} else if ( parID === "blending" ) {
|
|
|
|
matJSON.parameters[ parID ] = matJSON.parameters[ parID ] in THREE ? THREE[ matJSON.parameters[ parID ] ] : THREE.NormalBlending;
|
|
|
|
} else if ( parID === "combine" ) {
|
|
|
|
matJSON.parameters[ parID ] = matJSON.parameters[ parID ] in THREE ? THREE[ matJSON.parameters[ parID ] ] : THREE.MultiplyOperation;
|
|
|
|
} else if ( parID === "vertexColors" ) {
|
|
|
|
if ( matJSON.parameters[ parID ] == "face" ) {
|
|
|
|
matJSON.parameters[ parID ] = THREE.FaceColors;
|
|
|
|
// default to vertex colors if "vertexColors" is anything else face colors or 0 / null / false
|
|
|
|
} else if ( matJSON.parameters[ parID ] ) {
|
|
|
|
matJSON.parameters[ parID ] = THREE.VertexColors;
|
|
|
|
}
|
|
|
|
} else if ( parID === "wrapRGB" ) {
|
|
|
|
var v3 = matJSON.parameters[ parID ];
|
|
matJSON.parameters[ parID ] = new THREE.Vector3( v3[ 0 ], v3[ 1 ], v3[ 2 ] );
|
|
|
|
} else if ( parID === "normalScale" ) {
|
|
|
|
var v2 = matJSON.parameters[ parID ];
|
|
matJSON.parameters[ parID ] = new THREE.Vector2( v2[ 0 ], v2[ 1 ] );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if ( matJSON.parameters.opacity !== undefined && matJSON.parameters.opacity < 1.0 ) {
|
|
|
|
matJSON.parameters.transparent = true;
|
|
|
|
}
|
|
|
|
material = new THREE[ matJSON.type ]( matJSON.parameters );
|
|
material.name = matID;
|
|
|
|
result.materials[ matID ] = material;
|
|
|
|
}
|
|
|
|
// second pass through all materials to initialize MeshFaceMaterials
|
|
// that could be referring to other materials out of order
|
|
|
|
for ( matID in data.materials ) {
|
|
|
|
matJSON = data.materials[ matID ];
|
|
|
|
if ( matJSON.parameters.materials ) {
|
|
|
|
var materialArray = [];
|
|
|
|
for ( var i = 0; i < matJSON.parameters.materials.length; i ++ ) {
|
|
|
|
var label = matJSON.parameters.materials[ i ];
|
|
materialArray.push( result.materials[ label ] );
|
|
|
|
}
|
|
|
|
result.materials[ matID ].materials = materialArray;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// objects ( synchronous init of procedural primitives )
|
|
|
|
handle_objects();
|
|
|
|
// defaults
|
|
|
|
if ( result.cameras && data.defaults.camera ) {
|
|
|
|
result.currentCamera = result.cameras[ data.defaults.camera ];
|
|
|
|
}
|
|
|
|
if ( result.fogs && data.defaults.fog ) {
|
|
|
|
result.scene.fog = result.fogs[ data.defaults.fog ];
|
|
|
|
}
|
|
|
|
// synchronous callback
|
|
|
|
scope.callbackSync( result );
|
|
|
|
// just in case there are no async elements
|
|
|
|
async_callback_gate();
|
|
|
|
}
|
|
|
|
}
|