diff options
Diffstat (limited to 'WinQuake/vid_dos.h')
| -rw-r--r-- | WinQuake/vid_dos.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/WinQuake/vid_dos.h b/WinQuake/vid_dos.h new file mode 100644 index 0000000..4740e59 --- /dev/null +++ b/WinQuake/vid_dos.h @@ -0,0 +1,83 @@ +/* +Copyright (C) 1996-1997 Id Software, Inc. + +This program is free software; you can redistribute it and/or +modify it under the terms of the GNU General Public License +as published by the Free Software Foundation; either version 2 +of the License, or (at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + +See the GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +*/ +// vid_dos.h: header file for DOS-specific video stuff + +typedef struct vmode_s { + struct vmode_s *pnext; + char *name; + char *header; + unsigned width; + unsigned height; + float aspect; + unsigned rowbytes; + int planar; + int numpages; + void *pextradata; + int (*setmode)(viddef_t *vid, struct vmode_s *pcurrentmode); + void (*swapbuffers)(viddef_t *vid, struct vmode_s *pcurrentmode, + vrect_t *rects); + void (*setpalette)(viddef_t *vid, struct vmode_s *pcurrentmode, + unsigned char *palette); + void (*begindirectrect)(viddef_t *vid, struct vmode_s *pcurrentmode, + int x, int y, byte *pbitmap, int width, + int height); + void (*enddirectrect)(viddef_t *vid, struct vmode_s *pcurrentmode, + int x, int y, int width, int height); +} vmode_t; + +// vid_wait settings +#define VID_WAIT_NONE 0 +#define VID_WAIT_VSYNC 1 +#define VID_WAIT_DISPLAY_ENABLE 2 + +extern int numvidmodes; +extern vmode_t *pvidmodes; + +extern int VGA_width, VGA_height, VGA_rowbytes, VGA_bufferrowbytes; +extern byte *VGA_pagebase; +extern vmode_t *VGA_pcurmode; + +extern cvar_t vid_wait; +extern cvar_t vid_nopageflip; +extern cvar_t _vid_wait_override; + +extern unsigned char colormap256[32][256]; + +extern void *vid_surfcache; +extern int vid_surfcachesize; + +void VGA_Init (void); +void VID_InitVESA (void); +void VID_InitExtra (void); +void VGA_WaitVsync (void); +void VGA_ClearVideoMem (int planar); +void VGA_SetPalette(viddef_t *vid, vmode_t *pcurrentmode, unsigned char *pal); +void VGA_SwapBuffersCopy (viddef_t *vid, vmode_t *pcurrentmode, + vrect_t *rects); +qboolean VGA_FreeAndAllocVidbuffer (viddef_t *vid, int allocnewbuffer); +qboolean VGA_CheckAdequateMem (int width, int height, int rowbytes, + int allocnewbuffer); +void VGA_BeginDirectRect (viddef_t *vid, struct vmode_s *pcurrentmode, int x, + int y, byte *pbitmap, int width, int height); +void VGA_EndDirectRect (viddef_t *vid, struct vmode_s *pcurrentmode, int x, + int y, int width, int height); +void VGA_UpdateLinearScreen (void *srcptr, void *destptr, int width, + int height, int srcrowbytes, int destrowbytes); + |