 Important: |
|---|
| This is retired content. This content is outdated and is no longer being maintained. It is provided as a courtesy for individuals who are still using these technologies. This content may contain URLs that were valid when originally published, but now link to sites or pages that no longer exist. |
The DDGPEclass extends the GPEclass, and serves as the base from which a concrete display driver can be created. A DDGPEobject represents a single display device.
// Surface memory allocation virtual SCODE AllocSurface ( DDGPESurf **ppSurf, int width, int height, EGPEFormat format, EDDGPEPixelFormat pixelFormat, int surfaceFlags ); virtual SCODE AllocSurface ( DDGPESurf **ppSurf, DDGPEAllocSurfaceData*pddgpeAllocSurfaceData ); virtual SCODE AllocVideoSurface ( DDGPESurf **ppSurf, int width, int height, EGPEFormat format, EDDGPEPixelFormat pixelFormat, unsigned long *pOffsetInVideoMemory ); virtual SCODE AllocVideoSurface ( LPDDRAWI_DDRAWSURFACE_LCL lpDDSurface, int width, int height, EGPEFormat format, EDDGPEPixelFormat pixelFormat, unsigned long *pOffsetInVideoMemory ); virtual SCODE AllocVideoSurface ( DDGPESurf **ppSurf, DDGPEAllocSurfaceData*pddgpeAllocSurfaceData, unsigned long *pOffsetInVideoMemory ); virtual SCODE AllocVideoSurface ( LPDDRAWI_DDRAWSURFACE_LCL lpDDSurface, DDGPEAllocSurfaceData*pddgpeAllocSurfaceData, unsigned long *pOffsetInVideoMemory ); // Surface creation virtual SCODE WrapSurface ( LPDDRAWI_DDRAWSURFACE_LCL lpDDSurface, int width, int height, EGPEFormat format, EDDGPEPixelFormat pixelFormat, int stride, int surfaceFlags ); virtual SCODE WrapSurface ( DDGPESurf **ppSurf, int width, int height, EGPEFormat format, EDDGPEPixelFormat pixelFormat, unsigned char *pBits, int stride ); virtual SCODE WrapSurface ( LPDDRAWI_DDRAWSURFACE_LCL lpDDSurface, int width, int height, EGPEFormat format, EDDGPEPixelFormat pixelFormat, unsigned char *pBits, int stride ); virtual SCODE WrapSurface ( DDGPESurf **ppSurf, DDGPEAllocSurfaceData*pddgpeAllocSurfaceData ); virtual SCODE WrapSurface ( LPDDRAWI_DDRAWSURFACE_LCL lpDDSurface, DDGPEAllocSurfaceData*pddgpeAllocSurfaceData ); // Blit operations virtual SCODE BltPrepare ( DDGPEBltParms *pddgpeBltParms ); virtual SCODE PerformBlt ( DDGPEBltParms *pddgpeBltParms ); virtual SCODE BltExpanded ( DDGPESurf *pDst, DDGPESurf *pSrc, DDGPESurf *pPattern, DDGPESurf *pMask, CLIPOBJ *pco, XLATEOBJ *pxlo, CONST RECT *prclDst, CONST RECT *prclSrc, ULONG solidColor, ULONG bltFlags, ULONG rop4 ); virtual SCODE BltExpanded ( DDGPESurf *pDst, DDGPESurf *pSrc, DDGPESurf *pPattern, CONST RECT *prclDst, CONST RECT *prclSrc, ULONG solidColor, ULONG bltFlags, ULONG rop4 ); // Surface flipping virtual void SetVisibleSurface ( GPESurf *pSurf, BOOL bWaitForVBlank = FALSE ); virtual void SetVisibleSurface ( GPESurf *pSurf, DWORD dwData, BOOL bWaitForVBlank = FALSE ); // Display modes virtual SCODE DetectMode ( DWORD*dwModeID, DWORD dwWidth, DWORD dwHeight, EGPEFormat format, EDDGPEPixelFormat pixelFormat, DDPIXELFORMAT*pDDPF = NULL ); virtual DWORD GetPhysicalModeId ( void ); virtual SCODE GetModeInfoEx ( GPEModeEx *pModeEx, int modeNo ); virtual SCODE SetMode ( int modeNo, HPALETTE *pPalette, BOOL bChangeGDISurfaceMode ); // Pixel format virtual SCODE DetectPixelFormat ( DWORD dwCaps, DDPIXELFORMAT *pDDPF, EGPEFormat *pFormat, EDDGPEPixelFormat *pPixelFormat ); // whether the scanline is in display virtual int InDisplay ( void ); // Custom driver data virtual DDGPEDriverData* GetDriverData ( void ); virtual void SetDriverData ( DDGPEDriverData*pDriverData ); // Custom driver identifier virtual GUID GetDriverGUID ( void ); virtual void SetDriverGUID ( GUID guidDriverGUID ); // member variables protected: GPEModeEx *m_pModeEx; DWORD m_dwPhysicalModeID public: DDGPEDriverData *m_pDriverData; GUID m_guidDriverGUID;
Last updated on Tuesday, July 13, 2004