/*
Copyright (C) 1996-1997 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

#include "quakedef.h"
#include "d_local.h"

viddef_t  vid;        // global video state

#define BASEWIDTH 320
#define BASEHEIGHT  200

byte  vid_buffer[BASEWIDTH*BASEHEIGHT];
short zbuffer[BASEWIDTH*BASEHEIGHT];
byte  surfcache[256*1024];

unsigned short  d_8to16table[256];
unsigned  d_8to24table[256];

void  VID_SetPalette (unsigned char *palette)
{
}

void  VID_ShiftPalette (unsigned char *palette)
{
}

void  VID_Init (unsigned char *palette)
{
  vid.maxwarpwidth = vid.width = vid.conwidth = BASEWIDTH;
  vid.maxwarpheight = vid.height = vid.conheight = BASEHEIGHT;
  vid.aspect = 1.0;
  vid.numpages = 1;
  vid.colormap = host_colormap;
  vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048));
  vid.buffer = vid.conbuffer = vid_buffer;
  vid.rowbytes = vid.conrowbytes = BASEWIDTH;
  
  d_pzbuffer = zbuffer;
  D_InitCaches (surfcache, sizeof(surfcache));
}

void  VID_Shutdown (void)
{
}

void  VID_Update (vrect_t *rects)
{
}

/*
================
D_BeginDirectRect
================
*/
void D_BeginDirectRect (int x, int y, byte *pbitmap, int width, int height)
{
}


/*
================
D_EndDirectRect
================
*/
void D_EndDirectRect (int x, int y, int width, int height)
{
}