This method retrieves a description of the surface in its current condition.
Address of a DDSURFACEDESC structure that will be filled with the current description of this surface. You only initialize this structure's dwSize member to the size, in bytes, of the structure prior to the call. No other preparation is required.
If the method succeeds, the return value is DD_OK.
If the method fails, the return value may be one of the following error values:
For more information on these error codes see DirectDraw Return Values.