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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5131 | clevermous | 1 | /* |
| 2 | Copyright (C) 1996-1997 Id Software, Inc. |
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| 3 | |||
| 4 | This program is free software; you can redistribute it and/or |
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| 5 | modify it under the terms of the GNU General Public License |
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| 6 | as published by the Free Software Foundation; either version 2 |
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| 7 | of the License, or (at your option) any later version. |
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| 8 | |||
| 9 | This program is distributed in the hope that it will be useful, |
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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| 12 | |||
| 13 | See the GNU General Public License for more details. |
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| 14 | |||
| 15 | You should have received a copy of the GNU General Public License |
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| 16 | along with this program; if not, write to the Free Software |
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| 17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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| 18 | |||
| 19 | */ |
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| 20 | // vid_dos.h: header file for DOS-specific video stuff |
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| 21 | |||
| 22 | typedef struct vmode_s { |
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| 23 | struct vmode_s *pnext; |
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| 24 | char *name; |
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| 25 | char *header; |
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| 26 | unsigned width; |
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| 27 | unsigned height; |
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| 28 | float aspect; |
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| 29 | unsigned rowbytes; |
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| 30 | int planar; |
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| 31 | int numpages; |
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| 32 | void *pextradata; |
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| 33 | int (*setmode)(viddef_t *vid, struct vmode_s *pcurrentmode); |
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| 34 | void (*swapbuffers)(viddef_t *vid, struct vmode_s *pcurrentmode, |
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| 35 | vrect_t *rects); |
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| 36 | void (*setpalette)(viddef_t *vid, struct vmode_s *pcurrentmode, |
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| 37 | unsigned char *palette); |
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| 38 | void (*begindirectrect)(viddef_t *vid, struct vmode_s *pcurrentmode, |
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| 39 | int x, int y, byte *pbitmap, int width, |
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| 40 | int height); |
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| 41 | void (*enddirectrect)(viddef_t *vid, struct vmode_s *pcurrentmode, |
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| 42 | int x, int y, int width, int height); |
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| 43 | } vmode_t; |
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| 44 | |||
| 45 | // vid_wait settings |
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| 46 | #define VID_WAIT_NONE 0 |
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| 47 | #define VID_WAIT_VSYNC 1 |
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| 48 | #define VID_WAIT_DISPLAY_ENABLE 2 |
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| 49 | |||
| 50 | extern int numvidmodes; |
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| 51 | extern vmode_t *pvidmodes; |
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| 52 | |||
| 53 | extern int VGA_width, VGA_height, VGA_rowbytes, VGA_bufferrowbytes; |
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| 54 | extern byte *VGA_pagebase; |
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| 55 | extern vmode_t *VGA_pcurmode; |
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| 56 | |||
| 57 | extern cvar_t vid_wait; |
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| 58 | extern cvar_t vid_nopageflip; |
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| 59 | extern cvar_t _vid_wait_override; |
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| 60 | |||
| 61 | extern unsigned char colormap256[32][256]; |
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| 62 | |||
| 63 | extern void *vid_surfcache; |
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| 64 | extern int vid_surfcachesize; |
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| 65 | |||
| 66 | void VGA_Init (void); |
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| 67 | void VID_InitVESA (void); |
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| 68 | void VID_InitExtra (void); |
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| 69 | void VGA_WaitVsync (void); |
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| 70 | void VGA_ClearVideoMem (int planar); |
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| 71 | void VGA_SetPalette(viddef_t *vid, vmode_t *pcurrentmode, unsigned char *pal); |
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| 72 | void VGA_SwapBuffersCopy (viddef_t *vid, vmode_t *pcurrentmode, |
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| 73 | vrect_t *rects); |
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| 74 | qboolean VGA_FreeAndAllocVidbuffer (viddef_t *vid, int allocnewbuffer); |
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| 75 | qboolean VGA_CheckAdequateMem (int width, int height, int rowbytes, |
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| 76 | int allocnewbuffer); |
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| 77 | void VGA_BeginDirectRect (viddef_t *vid, struct vmode_s *pcurrentmode, int x, |
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| 78 | int y, byte *pbitmap, int width, int height); |
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| 79 | void VGA_EndDirectRect (viddef_t *vid, struct vmode_s *pcurrentmode, int x, |
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| 80 | int y, int width, int height); |
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| 81 | void VGA_UpdateLinearScreen (void *srcptr, void *destptr, int width, |
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| 82 | int height, int srcrowbytes, int destrowbytes); |
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| 83 |