LPDDHAL_WAITFORVERTICALBLANK (Windows Embedded CE 6.0)
1/6/2010
This callback function helps the application synchronize itself with the vertical blanking interval (VBI).
Syntax
typedef DWORD (* LPDDHAL_WAITFORVERTICALBLANK)(
LPDDHAL_WAITFORVERTICALBLANKDATA lpwfvbd
);
Parameters
- lpwfvbd
[in, out] Pointer to a DDHAL_WAITFORVERTICALBLANKDATA structure that contains the vertical blank information.
Return Value
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
| Header | ddrawi.h |
| Library | Developer Implemented |
| Windows Embedded CE | Windows Embedded CE 6.0 and later |
See Also
Reference
DDHAL_WAITFORVERTICALBLANKDATA
Concepts
DirectDraw Display Driver Callback Functions
DDHAL Callback Return Values
DDHAL Callback Return Values