blob: a1369a260077739d191fbf9068729b18369f7637 [file] [log] [blame]
/*
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_ */