LPDDHAL_WAITFORVERTICALBLANK (Windows CE 5.0)
This callback function helps the application synchronize itself with the vertical blanking interval (VBI).
typedef DWORD (* LPDDHAL_WAITFORVERTICALBLANK)( LPDDHAL_WAITFORVERTICALBLANKDATA lpwfvbd);
Parameters
- lpwfvbd
[in, out] Pointer to a DDHAL_WAITFORVERTICALBLANKDATA structure that contains the vertical blank information.
Return Values
Returns one of the following values:
Remarks
An example implementation of this callback function, WaitForVerticalBlank32, can be found in the IGS sample driver source code.
Requirements
OS Versions: Windows CE 2.12 and later. Version 2.12 requires DXPAK 1.0 or later.
Header: Ddrawi.h.
Link Library: Developer implemented.
See Also
DirectDraw Display Driver Callback Functions | DDHAL_WAITFORVERTICALBLANKDATA | DDHAL_DRIVER_HANDLED | DDHAL_DRIVER_NOTHANDLED
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