2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 // vid.h -- video driver defs
27 // these are set with VID_GetWindowSize and can change from frame to frame
37 extern viddef_t vid; // global video state
38 extern void (*vid_menudrawfn)(void);
39 extern void (*vid_menukeyfn)(int key);
41 extern cvar_t vid_mode;
42 extern cvar_t vid_mouse;
43 extern cvar_t vid_fullscreen;
45 void VID_InitCvars(void);
49 void VID_CheckExtensions(void);
54 void VID_Shutdown (void);
57 int VID_SetMode (int modenum);
58 // sets the mode; only used by the Quake engine for resetting to mode 0 (the
59 // base mode) on memory allocation failures
61 // sets hardware gamma correction, returns false if the device does not support gamma control
62 int VID_SetGamma (float prescale, float gamma, float scale, float base);
64 void VID_GetWindowSize (int *x, int *y, int *width, int *height);
66 void VID_Finish (void);