HRESULT BltBatch(LPDDBLTBATCH lpDDBltBatch,
DWORD dwCount, DWORD dwFlags);
Performs a sequence of IDirectDrawSurface::Blt operations from several sources to a single destination. At present this method is only a stub; it has not yet been implemented.
·Returns DD_OK if successful, or one of the following error values otherwise:
lpDDBltBatch
Address of the first DDBLTBATCH structure that defines the parameters for the blit operations.
dwCount
The number of blit operations to be performed.
dwFlags
This parameter is not used at this time and must be set to 0.