quakespasm/Quake/vid.h

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/*
Copyright (C) 1996-2001 Id Software, Inc.
Copyright (C) 2002-2009 John Fitzgibbons and others
Copyright (C) 2007-2008 Kristian Duske
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.
*/
#ifndef __VID_DEFS_H
#define __VID_DEFS_H
// vid.h -- video driver defs
#define VID_CBITS 6
#define VID_GRADES (1 << VID_CBITS)
// moved here for global use -- kristian
typedef enum { NO_MODE=-1, MODE_WINDOWED, MODE_FULLSCREEN_DEFAULT } modestate_t;
extern modestate_t modestate;
// a pixel can be one, two, or four bytes
typedef byte pixel_t;
typedef struct vrect_s
{
int x,y,width,height;
struct vrect_s *pnext;
} vrect_t;
typedef struct
{
pixel_t *buffer; // invisible buffer
pixel_t *colormap; // 256 * VID_GRADES size
unsigned short *colormap16; // 256 * VID_GRADES size
int fullbright; // index of first fullbright color
unsigned rowbytes; // may be > width if displayed in a window
unsigned width;
unsigned height;
float aspect; // width / height -- < 0 is taller than wide
int numpages;
int recalc_refdef; // if true, recalc vid-based stuff
pixel_t *conbuffer;
int conrowbytes;
unsigned conwidth;
unsigned conheight;
int maxwarpwidth;
int maxwarpheight;
pixel_t *direct; // direct drawing to framebuffer, if not
// NULL
int type; // kristian
} viddef_t;
extern viddef_t vid; // global video state
//extern unsigned short d_8to16table[256]; //johnfitz -- never used
extern void (*vid_menudrawfn)(void);
extern void (*vid_menukeyfn)(int key);
extern void (*vid_menucmdfn)(void); //johnfitz
//johnfitz -- deleted VID_SetPalette and VID_ShiftPalette
void VID_Init (void); //johnfitz -- removed palette from argument list
void VID_Shutdown (void);
// Called at shutdown
void VID_Update (vrect_t *rects);
// flushes the given rectangles from the view buffer to the screen
int VID_SetMode (int modenum); //johnfitz -- removed palette from argument list
// sets the mode; only used by the Quake engine for resetting to mode 0 (the
// base mode) on memory allocation failures
void VID_SyncCvars (void);
void VID_Toggle (void);
#endif /* __VID_DEFS_H */