IDirectDrawSurface::GetClipper
HRESULT GetClipper(
LPDIRECTDRAWCLIPPER FAR * lplpDDClipper);
Returns the DirectDrawClipper associated with this surface. An error returns if no DirectDrawClipper is associated.
·Returns DD_OK if successful, or one of the following error values otherwise:
DDERR_INVALIDOBJECT DDERR_INVALIDPARAMS
lplpDDClipper
Address of a pointer to the DirectDrawClipper associated with the surface.