{ dest[ i ] = buffer[ offset ++ ]; } this.targetObject.matrixWorldNeedsUpdate = true; } // ArrayElement _setValue_arrayElement( buffer, offset ) { this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; } _setValue_arrayElement_setNeedsUpdate( buffer, offset ) { this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; this.targetObject.needsUpdate = true; } _setValue_arrayElement_setMatrixWorldNeedsUpdate( buffer, offset ) { this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; this.targetObject.matrixWorldNeedsUpdate = true; } // HasToFromArray _setValue_fromArray( buffer, offset ) { this.resolvedProperty.fromArray( buffer, offset ); } _setValue_fromArray_setNeedsUpdate( buffer, offset ) { this.resolvedProperty.fromArray( buffer, offset ); this.targetObject.needsUpdate = true; } _setValue_fromArray_setMatrixWorldNeedsUpdate( buffer, offset ) { this.resolvedProperty.fromArray( buffer, offset ); this.targetObject.matrixWorldNeedsUpdate = true; } _getValue_unbound( targetArray, offset ) { this.bind(); this.getValue( targetArray, offset ); } _setValue_unbound( sourceArray, offset ) { this.bind(); this.setValue( sourceArray, offset ); } // create getter / setter pair for a property in the scene graph bind() { let targetObject = this.node; const parsedPath = this.parsedPath; const objectName = parsedPath.objectName; const propertyName = parsedPath.propertyName; let propertyIndex = parsedPath.propertyIndex; if ( ! targetObject ) { targetObject = PropertyBinding.findNode( this.rootNode, parsedPath.nodeName ); this.node = targetObject; } // set fail state so we can just 'return' on error this.getValue = this._getValue_unavailable; this.setValue = this._setValue_unavailable; // ensure there is a value node if ( ! targetObject ) { console.warn( 'THREE.PropertyBinding: No target node found for track: ' + this.path + '.' ); return; } if ( objectName ) { let objectIndex = parsedPath.objectIndex; // special cases were we need to reach deeper into the hierarchy to get the face materials.... switch ( objectName ) { case 'materials': if ( ! targetObject.material ) { console.error( 'THREE.PropertyBinding: Can not bind to material as node does not have a material.', this ); return; } if ( ! targetObject.material.materials ) { console.error( 'THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.', this ); return; } targetObject = targetObject.material.materials; break; case 'bones': if ( ! targetObject.skeleton ) { console.error( 'THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.', this ); return; } // potential future optimization: skip this if propertyIndex is already an integer // and convert the integer string to a true integer. targetObject = targetObject.skeleton.bones; // support resolving morphTarget names into indices. for ( let i = 0; i < targetObject.length; i ++ ) { if ( targetObject[ i ].name === objectIndex ) { objectIndex = i; break; } } break; case 'map': if ( 'map' in targetObject ) { targetObject = targetObject.map; break; } if ( ! targetObject.material ) { console.error( 'THREE.PropertyBinding: Can not bind to material as node does not have a material.', this ); return; } if ( ! targetObject.material.map ) { console.error( 'THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.', this ); return; } targetObject = targetObject.material.map; break; default: if ( targetObject[ objectName ] === undefined ) { console.error( 'THREE.PropertyBinding: Can not bind to objectName of node undefined.', this ); return; } targetObject = targetObject[ objectName ]; } if ( objectIndex !== undefined ) { if ( targetObject[ objectIndex ] === undefined ) { console.error( 'THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.', this, targetObject ); return; } targetObject = targetObject[ objectIndex ]; } } // resolve property const nodeProperty = targetObject[ propertyName ]; if ( nodeProperty === undefined ) { const nodeName = parsedPath.nodeName; console.error( 'THREE.PropertyBinding: Trying to update property for track: ' + nodeName + '.' + propertyName + ' but it wasn\'t found.', targetObject ); return; } // determine versioning scheme let versioning = this.Versioning.None; this.targetObject = targetObject; if ( targetObject.needsUpdate !== undefined ) { // material versioning = this.Versioning.NeedsUpdate