 	{
 		private static const MAX_SIZE					: uint		= 2048;
 		private static const TMP_MATRIX					: Matrix	= new Matrix();
-		private static const FORMAT_BGRA				: String	= Context3DTextureFormat.BGRA
-		private static const FORMAT_COMPRESSED			: String	= Context3DTextureFormat.COMPRESSED;
-		private static const FORMAT_COMPRESSED_ALPHA 	: String 	= Context3DTextureFormat.COMPRESSED_ALPHA;
+		private static const FORMAT_BGRA				: String	= 'bgra';
+		private static const FORMAT_COMPRESSED			: String	= 'compressed';
+		private static const FORMAT_COMPRESSED_ALPHA 	: String 	= 'compressedAlpha';
 		
 		private static const TEXTURE_FORMAT_TO_SAMPLER	: Array 	= []
 		{

	import aerys.minko.type.enum.SamplerFormat;
	
	import flash.display.BitmapData;
	import flash.display3D.Context3DTextureFormat;
	import flash.display3D.textures.Texture;
	import flash.display3D.textures.TextureBase;
	import flash.geom.Matrix;


			_width = _bitmapData.width;
			_height = _bitmapData.height;
			_format = FORMAT_BGRA;

			_mipmap	= mipmap;
			_update	= true;
