newtree/source/vid.c

84 lines
2.3 KiB
C

/*
vid.c
general video driver functions
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 1999-2000 contributors of the QuakeForge project
Copyright (C) 2000 Marcus Sundberg [mackan@stacken.kth.se]
Copyright (C) 1999,2000 contributors of the QuakeForge project
Please see the file "AUTHORS" for a list of contributors
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
$Id$
*/
#define _BSD
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "cvar.h"
#include "vid.h"
#include "va.h"
#include "qargs.h"
#include "sys.h"
extern viddef_t vid; // global video state
int scr_width, scr_height;
cvar_t *vid_width;
cvar_t *vid_height;
void VID_GetWindowSize (int def_w, int def_h)
{
int pnum;
vid_width = Cvar_Get ("vid_width", va("%d",def_w), CVAR_ROM, "screen width");
vid_height = Cvar_Get ("vid_height", va("%d",def_h), CVAR_ROM, "screen height");
if ((pnum=COM_CheckParm("-width"))) {
if (pnum >= com_argc-1)
Sys_Error("VID: -width <width>\n");
Cvar_SetROM (vid_width, com_argv[pnum+1]);
if (!vid_width->int_val)
Sys_Error("VID: Bad window width\n");
}
if ((pnum=COM_CheckParm("-height"))) {
if (pnum >= com_argc-1)
Sys_Error("VID: -height <height>\n");
Cvar_SetROM (vid_height, com_argv[pnum+1]);
if (!vid_height->int_val)
Sys_Error("VID: Bad window height\n");
}
if ((pnum=COM_CheckParm("-winsize"))) {
if (pnum >= com_argc-2)
Sys_Error("VID: -winsize <width> <height>\n");
Cvar_SetROM (vid_width, com_argv[pnum+1]);
Cvar_SetROM (vid_height, com_argv[pnum+2]);
if (!vid_width->int_val || !vid_height->int_val)
Sys_Error("VID: Bad window width/height\n");
}
scr_width = vid.width = vid_width->int_val;
scr_height = vid.height = vid_height->int_val;
}