/* *  PAPER    ON   ERVIS  NPAPER ISION  PE  IS ON  PERVI IO  APER  SI  PA *  AP  VI  ONPA  RV  IO PA     SI  PA ER  SI NP PE     ON AP  VI ION AP *  PERVI  ON  PE VISIO  APER   IONPA  RV  IO PA  RVIS  NP PE  IS ONPAPE *  ER     NPAPER IS     PE     ON  PE  ISIO  AP     IO PA ER  SI NP PER *  RV     PA  RV SI     ERVISI NP  ER   IO   PE VISIO  AP  VISI  PA  RV3D *  ______________________________________________________________________ *  papervision3d.org ? blog.papervision3d.org ? osflash.org/papervision3d *//* * Copyright 2006 (c) Carlos Ulloa Matesanz, noventaynueve.com. * * Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, * copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following * conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */// __________________________________________________________________________ BITMAP ASSET MATERIALpackage org.papervision3d.materials{import flash.display.BitmapData;import flash.utils.describeType;import flash.utils.getDefinitionByName;/*** The BitmapAssetMaterial class creates a texture from a Bitmap library symbol.** Materials collects data about how objects appear when rendered.**/public class BitmapAssetMaterial extends BitmapMaterial{	// ______________________________________________________________________ NEW	/**	* The BitmapAssetMaterial class creates a texture from a Bitmap library asset.	*	* @param	id					The linkage name of the Bitmap symbol in the library.	* @param	initObject			[optional] - An object that contains additional properties with which to populate the newly created material.	*/	public function BitmapAssetMaterial( id:String, initObject:Object=null )	{		super( id, initObject );	}	// ______________________________________________________________________ CREATE BITMAP	/**	* [internal-use]	*	* @param	asset	* @return	*/	protected override function createBitmap( asset:* ):BitmapData	{		// Remove previous bitmap		if( this._texture != asset )		{			_count[this._texture]--;			var prevBitmap:BitmapData = _library[this._texture];			if( prevBitmap && _count[this._texture] == 0 )				prevBitmap.dispose();		}		// Retrieve from library or...		var bitmapOk :BitmapData;		var bitmap   :BitmapData = _library[asset];		// ...loadBitmap		if( ! bitmap )		{			var BitmapAsset:Class = getDefinitionByName( asset ) as Class;			var description:XML = describeType( BitmapAsset );			// Check if Flash 9 Alpha			if( description..constructor.length() == 0 )				bitmap = new BitmapAsset() as BitmapData;			else				bitmap = new BitmapAsset( 0, 0 ) as BitmapData;			bitmapOk = correctBitmap( bitmap, true );			_library[asset] = bitmapOk;			_count[asset] = 0;		}		else		{			bitmapOk = bitmap;			_count[asset]++;		}		return bitmapOk;	}	static private var _library :Object = new Object();	static private var _count   :Object = new Object();}}