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HALInitis a special function that is used internally by DirectDraw and should not be called directly by your driver. It is called during initialization and during a mode switch. HALInitis responsible for setting up various global variables. It then calls buildDDHALInfowith the appropriate parameters.
If you use the DDGPEmodel, the HALInitfunction has already been written for you, and is part of DDGPE. You should be sure to export this function to DirectDraw by adding it to the list of functions exported by your display driver.
EXTERN_C BOOL WINAPI HALInit ( LPDDHALINFO lpddhi, BOOL reset, DWORD modeIndex );
Last updated on Tuesday, July 13, 2004