mirror of
https://github.com/nzp-team/dquakeplus.git
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86 lines
2.7 KiB
C
86 lines
2.7 KiB
C
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/*
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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// vid.h -- video driver defs
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#define VID_CBITS 6
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#define VID_GRADES (1 << VID_CBITS)
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// a pixel can be one, two, or four bytes
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typedef byte pixel_t;
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typedef struct vrect_s
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{
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int x,y,width,height;
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struct vrect_s *pnext;
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} vrect_t;
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typedef struct
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{
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pixel_t *buffer; // invisible buffer
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pixel_t *colormap; // 256 * VID_GRADES size
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unsigned short *colormap16; // 256 * VID_GRADES size
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int fullbright; // index of first fullbright color
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unsigned rowbytes; // may be > width if displayed in a window
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unsigned width;
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unsigned height;
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float aspect; // width / height -- < 0 is taller than wide
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int numpages;
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int recalc_refdef; // if true, recalc vid-based stuff
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pixel_t *conbuffer;
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int conrowbytes;
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unsigned conwidth;
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unsigned conheight;
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int maxwarpwidth;
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int maxwarpheight;
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pixel_t *direct; // direct drawing to framebuffer, if not
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// NULL
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} viddef_t;
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extern viddef_t vid; // global video state
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extern unsigned short d_8to16table[256];
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extern unsigned d_8to24table[256];
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extern unsigned d_8to24tableQ2[256];
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extern unsigned d_8to24tableH2[256];
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void VID_SetPalette (unsigned char *palette);
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// called at startup and after any gamma correction
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void VID_ShiftPalette (unsigned char *palette);
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// called for bonus and pain flashes, and for underwater color changes
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void VID_Init (unsigned char *palette);
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// Called at startup to set up translation tables, takes 256 8 bit RGB values
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// the palette data will go away after the call, so it must be copied off if
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// the video driver will need it again
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void VID_Shutdown (void);
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// Called at shutdown
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void VID_Update (vrect_t *rects);
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// flushes the given rectangles from the view buffer to the screen
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int VID_SetMode (int modenum, unsigned char *palette);
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// sets the mode; only used by the Quake engine for resetting to mode 0 (the
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// base mode) on memory allocation failures
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void VID_HandlePause (qboolean pause);
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// called only on Win32, when pause happens, so the mouse can be released
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