IDirectDrawSurface2::GetFlipStatus

HRESULT GetFlipStatus(DWORD dwFlags);

Indicates whether the surface has finished its flipping process.

·Returns DD_OK if successful, DDERR_WASSTILLDRAWING if the surface has not finished its flipping process, or one of the following error values otherwise:

DDERR_INVALIDOBJECT

DDERR_INVALIDPARAMS

DDERR_INVALIDSURFACETYPE

DDERR_SURFACEBUSY

DDERR_SURFACELOST

DDERR_UNSUPPORTED

dwFlags

One of the following flags:

DDGFS_CANFLIP

Inquires whether this surface can be flipped immediately and returns DD_OK if the flip can be completed.

DDGFS_ISFLIPDONE

Inquires whether the flip has finished and returns DD_OK if the last flip on this surface has completed.