The IDirectDrawSurface4::GetFlipStatus method indicates whether the surface has finished its flipping process.
HRESULT GetFlipStatus(
DWORD dwFlags
);
If the method succeeds, the return value is DD_OK.
If the method fails, the return value is DDERR_WASSTILLDRAWING if the surface has not finished its flipping process, or one of the following error values:
DDERR_INVALIDOBJECT |
DDERR_INVALIDPARAMS |
DDERR_INVALIDSURFACETYPE |
DDERR_SURFACEBUSY |
DDERR_SURFACELOST |
DDERR_UNSUPPORTED |
Windows NT/2000: Requires Windows 2000.
Windows 95/98: Requires Windows 95 or later. Available as a redistributable for Windows 95.
Header: Declared in ddraw.h.
Import Library: Use ddraw.lib.