/* gradd.h structures and constants -- only the ones used by SDL_os2vman.c. Based on public knowledge from around the internet including pages from http://www.osfree.org and http://www.edm2.com */ #ifndef SDL_gradd_h_ #define SDL_gradd_h_ typedef struct _INITPROCOUT { ULONG ulLength; /* Length of the INITPROCOUT data structure, in bytes. */ ULONG ulVRAMVirt; /* 32-bit virtual address of VRAM. */ } INITPROCOUT; typedef INITPROCOUT *PINITPROCOUT; #define RC_SUCCESS 0 typedef ULONG GID; typedef ULONG (_System FNVMIENTRY) ( GID gid, ULONG ulFunction, PVOID pIn, PVOID pOut /* PINITPROCOUT */ ); #define VMI_CMD_INITPROC 1 #define VMI_CMD_TERMPROC 3 #define VMI_CMD_QUERYMODES 5 #define VMI_CMD_SETMODE 6 #define VMI_CMD_PALETTE 7 #define VMI_CMD_BITBLT 8 #define VMI_CMD_LINE 9 #define VMI_CMD_REQUESTHW 14 #define VMI_CMD_QUERYCURRENTMODE 0x1001 #define QUERYMODE_NUM_MODES 0x01 #define QUERYMODE_MODE_DATA 0x02 typedef struct _HWPALETTEINFO { ULONG ulLength; /* Size of the HWPALETTEINFO data structure, in bytes. */ ULONG fFlags; /* Palette flag. */ ULONG ulStartIndex; /* Starting palette index. */ ULONG ulNumEntries; /* Number of palette slots to query or set. */ PRGB2 pRGBs; /* Pointer to the array of RGB values. */ } HWPALETTEINFO; typedef HWPALETTEINFO *PHWPALETTEINFO; #define PALETTE_GET 0x01 #define PALETTE_SET 0x02 typedef struct _BMAPINFO { ULONG ulLength; /* Length of the BMAPINFO data structure, in bytes. */ ULONG ulType; /* Description of the Blt. */ ULONG ulWidth; /* Width in pels of the bit map. */ ULONG ulHeight; /* Height in pels of the bit map. */ ULONG ulBpp; /* Number of bits per pel/color depth. */ ULONG ulBytesPerLine; /* Number of aligned bytes per line. */ PBYTE pBits; /* Pointer to bit-map bits. */ } BMAPINFO; typedef BMAPINFO *PBMAPINFO; #define BMAP_VRAM 0 #define BMAP_MEMORY 1 typedef struct _LINEPACK { ULONG ulStyleStep; /* Value to be added to ulStyleValue. */ ULONG ulStyleValue; /* Style value at the current pel. */ ULONG ulFlags; /* Flags used for the LINEPACK data structure. */ struct _LINEPACK *plpkNext; /* Pointer to next LINEPACK data structure. */ ULONG ulAbsDeltaX; /* Clipped Bresenham Delta X, absolute. */ ULONG ulAbsDeltaY; /* Clipped Bresenham Delta Y, absolute. */ POINTL ptlClipStart; /* Pointer to location for device to perform Bresenham algorithm. */ POINTL ptlClipEnd; /* Ending location for Bresenham algorithm (see ptlClipStart). */ POINTL ptlStart; /* Pointer to starting location for line. */ POINTL ptlEnd; /* Ending location for line. */ LONG lClipStartError;/* Standard Bresenham error at the clipped start point. */ } LINEPACK; typedef LINEPACK *PLINEPACK; typedef struct _LINEINFO { ULONG ulLength; /* Length of LINEINFO data structure. */ ULONG ulType; /* Defines line type. */ ULONG ulStyleMask; /* A 32-bit style mask. */ ULONG cLines; /* Count of lines to be drawn. */ ULONG ulFGColor; /* Line Foreground color. */ ULONG ulBGColor; /* Line Background color. */ USHORT usForeROP; /* Line Foreground mix. */ USHORT usBackROP; /* Line Background mix. */ PBMAPINFO pDstBmapInfo; /* Pointer to destination surface bit map. */ PLINEPACK alpkLinePack; /* Pointer to LINEPACK data structure. */ PRECTL prclBounds; /* Pointer to bounding rect of a clipped line. */ } LINEINFO; typedef LINEINFO *PLINEINFO; #define LINE_DO_FIRST_PEL 0x02 #define LINE_DIR_Y_POSITIVE 0x04 #define LINE_HORIZONTAL 0x08 #define LINE_DIR_X_POSITIVE 0x20 #define LINE_VERTICAL 0x1000 #define LINE_DO_LAST_PEL 0x4000 #define LINE_SOLID 0x01 typedef struct _BLTRECT { ULONG ulXOrg; /* X origin of the destination Blt. */ ULONG ulYOrg; /* Y origin of the destination Blt. */ ULONG ulXExt; /* X extent of the BitBlt. */ ULONG ulYExt; /* Y extent of the BitBlt. */ } BLTRECT; typedef BLTRECT *PBLTRECT; typedef struct _BITBLTINFO { ULONG ulLength; /* Length of the BITBLTINFO data structure, in bytes. */ ULONG ulBltFlags; /* Flags for rendering of rasterized data. */ ULONG cBlits; /* Count of Blts to be performed. */ ULONG ulROP; /* Raster operation. */ ULONG ulMonoBackROP; /* Background mix if B_APPLY_BACK_ROP is set. */ ULONG ulSrcFGColor; /* Monochrome source Foreground color. */ ULONG ulSrcBGColor; /* Monochrome source Background color and transparent color. */ ULONG ulPatFGColor; /* Monochrome pattern Foreground color. */ ULONG ulPatBGColor; /* Monochrome pattern Background color. */ PBYTE abColors; /* Pointer to color translation table. */ PBMAPINFO pSrcBmapInfo; /* Pointer to source bit map (BMAPINFO) */ PBMAPINFO pDstBmapInfo; /* Pointer to destination bit map (BMAPINFO). */ PBMAPINFO pPatBmapInfo; /* Pointer to pattern bit map (BMAPINFO). */ PPOINTL aptlSrcOrg; /* Pointer to array of source origin POINTLs. */ PPOINTL aptlPatOrg; /* Pointer to array of pattern origin POINTLs. */ PBLTRECT abrDst; /* Pointer to array of Blt rects. */ PRECTL prclSrcBounds; /* Pointer to source bounding rect of source Blts. */ PRECTL prclDstBounds; /* Pointer to destination bounding rect of destination Blts. */ } BITBLTINFO; typedef BITBLTINFO *PBITBLTINFO; #define BF_DEFAULT_STATE 0x0 #define BF_ROP_INCL_SRC (0x01 << 2) #define BF_PAT_HOLLOW (0x01 << 8) typedef struct _GDDMODEINFO { ULONG ulLength; /* Size of the GDDMODEINFO data structure, in bytes. */ ULONG ulModeId; /* ID used to make SETMODE request. */ ULONG ulBpp; /* Number of colors (bpp). */ ULONG ulHorizResolution;/* Number of horizontal pels. */ ULONG ulVertResolution; /* Number of vertical scan lines. */ ULONG ulRefreshRate; /* Refresh rate in Hz. */ PBYTE pbVRAMPhys; /* Physical address of VRAM. */ ULONG ulApertureSize; /* Size of VRAM, in bytes. */ ULONG ulScanLineSize; /* Size of one scan line, in bytes. */ ULONG fccColorEncoding, ulTotalVRAMSize, cColors; } GDDMODEINFO; typedef GDDMODEINFO *PGDDMODEINFO; typedef struct _HWREQIN { ULONG ulLength; /* Size of the HWREQIN data structure, in bytes. */ ULONG ulFlags; /* Request option flags. */ ULONG cScrChangeRects; /* Count of screen rectangles affected by HWREQIN. */ PRECTL arectlScreen; /* Array of screen rectangles affected by HWREQIN. */ } HWREQIN; typedef HWREQIN *PHWREQIN; #define REQUEST_HW 0x01 /* BOOL GreDeath(HDC hdc, PVOID pInstance, LONG lFunction); LONG GreResurrection(HDC hdc, LONG cbVmem, PULONG pReserved, PVOID pInstance, LONG lFunction); */ #define GreDeath(h) (BOOL)Gre32Entry3((ULONG)(h), 0, 0x40B7L) #define GreResurrection(h,n,r) (LONG)Gre32Entry5((ULONG)(h), (ULONG)(n), (ULONG)(r), 0, 0x40B8L) ULONG _System Gre32Entry3(ULONG, ULONG, ULONG); ULONG _System Gre32Entry5(ULONG, ULONG, ULONG, ULONG, ULONG); #endif /* SDL_gradd_h_ */