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The ColorControlcallback function controls the luminance and brightness controls of an overlay or a primary surface. This callback is optional.
DWORD __stdcall ColorControl( LPDDHAL_COLORCONTROLDATA pccd );
Parameters
- pccd
- Pointer to a
DDHAL_COLORCONTROLDATAstructure that contains the color control
information for a specified surface.
Return Values
Returns one of the following values:
- DDHAL_DRIVER_HANDLED
- DDHAL_DRIVER_NOTHANDLED
Remarks
When asked to get the color control values (when the DDRAWI_GETCOLOR flag is set in the DDHAL_COLORCONTROLDATAstructure), fill in all of the fields of the DDCOLORCONTROLstructure that the device supports, then indicate which fields you support by setting the appropriate flags.
Last updated on Tuesday, July 13, 2004