| 1 | /**
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| 2 | * @author mrdoob / http://mrdoob.com/
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| 3 | */
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| 4 |
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| 5 | THREE.Scene = function () {
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| 6 |
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| 7 | THREE.Object3D.call( this );
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| 8 |
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| 9 | this.fog = null;
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| 10 | this.overrideMaterial = null;
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| 11 |
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| 12 | this.autoUpdate = true; // checked by the renderer
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| 13 | this.matrixAutoUpdate = false;
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| 14 |
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| 15 | this.__lights = [];
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| 16 |
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| 17 | this.__objectsAdded = [];
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| 18 | this.__objectsRemoved = [];
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| 19 |
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| 20 | };
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| 21 |
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| 22 | THREE.Scene.prototype = Object.create( THREE.Object3D.prototype );
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| 23 |
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| 24 | THREE.Scene.prototype.__addObject = function ( object ) {
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| 25 |
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| 26 | if ( object instanceof THREE.Light ) {
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| 27 |
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| 28 | if ( this.__lights.indexOf( object ) === - 1 ) {
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| 29 |
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| 30 | this.__lights.push( object );
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| 31 |
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| 32 | }
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| 33 |
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| 34 | if ( object.target && object.target.parent === undefined ) {
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| 35 |
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| 36 | this.add( object.target );
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| 37 |
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| 38 | }
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| 39 |
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| 40 | } else if ( !( object instanceof THREE.Camera || object instanceof THREE.Bone ) ) {
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| 41 |
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| 42 | this.__objectsAdded.push( object );
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| 43 |
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| 44 | // check if previously removed
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| 45 |
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| 46 | var i = this.__objectsRemoved.indexOf( object );
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| 47 |
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| 48 | if ( i !== -1 ) {
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| 49 |
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| 50 | this.__objectsRemoved.splice( i, 1 );
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| 51 |
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| 52 | }
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| 53 |
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| 54 | }
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| 55 |
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| 56 | this.dispatchEvent( { type: 'objectAdded', object: object } );
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| 57 | object.dispatchEvent( { type: 'addedToScene', scene: this } );
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| 58 |
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| 59 | for ( var c = 0; c < object.children.length; c ++ ) {
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| 60 |
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| 61 | this.__addObject( object.children[ c ] );
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| 62 |
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| 63 | }
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| 64 |
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| 65 | };
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| 66 |
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| 67 | THREE.Scene.prototype.__removeObject = function ( object ) {
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| 68 |
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| 69 | if ( object instanceof THREE.Light ) {
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| 70 |
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| 71 | var i = this.__lights.indexOf( object );
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| 72 |
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| 73 | if ( i !== -1 ) {
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| 74 |
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| 75 | this.__lights.splice( i, 1 );
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| 76 |
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| 77 | }
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| 78 |
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| 79 | if ( object.shadowCascadeArray ) {
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| 80 |
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| 81 | for ( var x = 0; x < object.shadowCascadeArray.length; x ++ ) {
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| 82 |
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| 83 | this.__removeObject( object.shadowCascadeArray[ x ] );
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| 84 |
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| 85 | }
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| 86 |
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| 87 | }
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| 88 |
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| 89 | } else if ( !( object instanceof THREE.Camera ) ) {
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| 90 |
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| 91 | this.__objectsRemoved.push( object );
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| 92 |
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| 93 | // check if previously added
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| 94 |
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| 95 | var i = this.__objectsAdded.indexOf( object );
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| 96 |
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| 97 | if ( i !== -1 ) {
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| 98 |
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| 99 | this.__objectsAdded.splice( i, 1 );
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| 100 |
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| 101 | }
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| 102 |
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| 103 | }
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| 104 |
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| 105 | this.dispatchEvent( { type: 'objectRemoved', object: object } );
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| 106 | object.dispatchEvent( { type: 'removedFromScene', scene: this } );
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| 107 |
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| 108 | for ( var c = 0; c < object.children.length; c ++ ) {
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| 109 |
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| 110 | this.__removeObject( object.children[ c ] );
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| 111 |
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| 112 | }
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| 113 |
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| 114 | };
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| 115 |
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| 116 | THREE.Scene.prototype.clone = function ( object ) {
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| 117 |
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| 118 | if ( object === undefined ) object = new THREE.Scene();
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| 119 |
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| 120 | THREE.Object3D.prototype.clone.call(this, object);
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| 121 |
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| 122 | if ( this.fog !== null ) object.fog = this.fog.clone();
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| 123 | if ( this.overrideMaterial !== null ) object.overrideMaterial = this.overrideMaterial.clone();
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| 124 |
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| 125 | object.autoUpdate = this.autoUpdate;
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| 126 | object.matrixAutoUpdate = this.matrixAutoUpdate;
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| 127 |
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| 128 | return object;
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| 129 |
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| 130 | };
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