 		
 		protected var _localToUv						: Matrix4x4;
 		protected var _localToUv_localToScreenVersion	: uint;
+		
+		protected var _globalToScreen					: Matrix4x4;
+		protected var _globalToScreen_viewVersion		: uint;
+		protected var _globalToScreen_projectionVersion	: uint;
 		
 		public function get view() : Matrix4x4
 		{

		public static const LOCAL_TO_SCREEN				: String = 'localToScreen';
		public static const LOCAL_TO_UV					: String = 'localToUv';
		
		protected var _world							: Matrix4x4;
		protected var _view								: Matrix4x4;
		protected var _projection						: Matrix4x4;

			_localToView_worldVersion			= uint.MAX_VALUE;
			_localToScreen_localToViewVersion	= uint.MAX_VALUE;
			_localToScreen_projectionVersion	= uint.MAX_VALUE;
			_globalToScreen_projectionVersion	= uint.MAX_VALUE;
			_globalToScreen_viewVersion			= uint.MAX_VALUE;
		}
	}
}