IDirectDrawSurface7::GetBltStatus method (ddraw.h)
Obtains status about a bit block transfer (bitblt) operation.
Syntax
HRESULT GetBltStatus(
[in] DWORD unnamedParam1
);
Parameters
[in] unnamedParam1
A value that can be set to one of the following flags.
DDGBS_CANBLT
Inquires whether a bitblt that involves this surface can occur immediately, and returns DD_OK if the bitblt can be completed.
DDGBS_ISBLTDONE
Inquires whether the bitblt is done, and returns DD_OK if the last bitblt on this surface has completed.
Return value
If the method succeeds, a bitbltter is present, and the return value is DD_OK.
If it fails, the method returns DDERR_WASSTILLDRAWING if the bitbltter is busy, DDERR_NOBLTHW if there is no bitbltter, or one of the following error values:
- DDERR_INVALIDOBJECT
- DDERR_INVALIDPARAMS
- DDERR_NOBLTHW
- DDERR_SURFACEBUSY
- DDERR_SURFACELOST
- DDERR_UNSUPPORTED
- DDERR_WASSTILLDRAWING
Requirements
Requirement | Value |
---|---|
Target Platform | Windows |
Header | ddraw.h |
Library | Ddraw.lib |
DLL | Ddraw.dll |