* @return A handle to a new instance of a FrameBufferImage
* @post When the FrameBufferImage is first used as a render target, an exception may be thrown if pixelFormat is not supported on the hardware platform.
*/
* @return A handle to a new instance of a FrameBufferImage
* @post When the FrameBufferImage is first used as a render target, an exception may be thrown if pixelFormat is not supported on the hardware platform.
*/