Source to 321/null/vid_null.c
/*
Copyright (C) 1997-2001 Id Software, Inc.
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.
*/
// vid_null.c -- null video driver to aid porting efforts
// this assumes that one of the refs is statically linked to the executable
#include "../client/client.h"
viddef_t viddef; // global video state
refexport_t re;
refexport_t GetRefAPI (refimport_t rimp);
/*
==========================================================================
DIRECT LINK GLUE
==========================================================================
*/
#define MAXPRINTMSG 4096
void VID_Printf (int print_level, char *fmt, ...)
{
va_list argptr;
char msg[MAXPRINTMSG];
va_start (argptr,fmt);
vsprintf (msg,fmt,argptr);
va_end (argptr);
if (print_level == PRINT_ALL)
Com_Printf ("%s", msg);
else
Com_DPrintf ("%s", msg);
}
void VID_Error (int err_level, char *fmt, ...)
{
va_list argptr;
char msg[MAXPRINTMSG];
va_start (argptr,fmt);
vsprintf (msg,fmt,argptr);
va_end (argptr);
Com_Error (err_level, "%s", msg);
}
void VID_NewWindow (int width, int height)
{
viddef.width = width;
viddef.height = height;
}
/*
** VID_GetModeInfo
*/
typedef struct vidmode_s
{
const char *description;
int width, height;
int mode;
} vidmode_t;
vidmode_t vid_modes[] =
{
{ "Mode 0: 320x240", 320, 240, 0 },
{ "Mode 1: 400x300", 400, 300, 1 },
{ "Mode 2: 512x384", 512, 384, 2 },
{ "Mode 3: 640x480", 640, 480, 3 },
{ "Mode 4: 800x600", 800, 600, 4 },
{ "Mode 5: 960x720", 960, 720, 5 },
{ "Mode 6: 1024x768", 1024, 768, 6 },
{ "Mode 7: 1152x864", 1152, 864, 7 },
{ "Mode 8: 1280x960", 1280, 960, 8 },
{ "Mode 9: 1600x1200", 1600, 1200, 9 },
{ "Mode 10: 2048x1536", 2048, 1536, 10 }
};
#define VID_NUM_MODES ( sizeof( vid_modes ) / sizeof( vid_modes[0] ) )
qboolean VID_GetModeInfo( int *width, int *height, int mode )
{
if ( mode < 0 || mode >= VID_NUM_MODES )
return false;
*width = vid_modes[mode].width;
*height = vid_modes[mode].height;
return true;
}
void VID_Init (void)
{
refimport_t ri;
viddef.width = 320;
viddef.height = 240;
ri.Cmd_AddCommand = Cmd_AddCommand;
ri.Cmd_RemoveCommand = Cmd_RemoveCommand;
ri.Cmd_Argc = Cmd_Argc;
ri.Cmd_Argv = Cmd_Argv;
ri.Cmd_ExecuteText = Cbuf_ExecuteText;
ri.Con_Printf = VID_Printf;
ri.Sys_Error = VID_Error;
ri.FS_LoadFile = FS_LoadFile;
ri.FS_FreeFile = FS_FreeFile;
ri.FS_Gamedir = FS_Gamedir;
ri.Vid_NewWindow = VID_NewWindow;
ri.Cvar_Get = Cvar_Get;
ri.Cvar_Set = Cvar_Set;
ri.Cvar_SetValue = Cvar_SetValue;
ri.Vid_GetModeInfo = VID_GetModeInfo;
re = GetRefAPI(ri);
if (re.api_version != API_VERSION)
Com_Error (ERR_FATAL, "Re has incompatible api_version");
// call the init function
if (re.Init (NULL, NULL) == -1)
Com_Error (ERR_FATAL, "Couldn't start refresh");
}
void VID_Shutdown (void)
{
if (re.Shutdown)
re.Shutdown ();
}
void VID_CheckChanges (void)
{
}
void VID_MenuInit (void)
{
}
void VID_MenuDraw (void)
{
}