D3DKMTWaitForVerticalBlankEvent function (d3dkmthk.h)
The D3DKMTWaitForVerticalBlankEvent function waits for the vertical blanking interval to occur and then returns.
Syntax
NTSTATUS D3DKMTWaitForVerticalBlankEvent(
[in] const D3DKMT_WAITFORVERTICALBLANKEVENT *unnamedParam1
);
Parameters
[in] unnamedParam1
A pointer to a D3DKMT_WAITFORVERTICALBLANKEVENT structure that describes parameters for waiting for the vertical blank to occur.
Return value
D3DKMTWaitForVerticalBlankEvent returns one of the following values:
| Return code | Description |
|---|---|
| STATUS_SUCCESS | The vertical blanking interval successfully occurred. |
| STATUS_DEVICE_REMOVED | The graphics adapter was stopped or the display device was reset. |
| STATUS_INVALID_PARAMETER | Parameters were validated and determined to be incorrect. |
This function might also return other NTSTATUS values.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista |
| Target Platform | Universal |
| Header | d3dkmthk.h (include D3dkmthk.h) |
| Library | Gdi32.lib |
| DLL | Gdi32.dll |