// Emacs style mode select   -*- C++ -*- 
//-----------------------------------------------------------------------------
//
// $Id:$
//
// Copyright (C) 1993-1996 by id Software, Inc.
//
// This source is available for distribution and/or modification
// only under the terms of the DOOM Source Code License as
// published by id Software. All rights reserved.
//
// The source is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
// for more details.
//
// DESCRIPTION:
//	Gamma correction LUT.
//	Functions to draw patches (by post) directly to screen.
//	Functions to blit a block to the screen.
//
//-----------------------------------------------------------------------------


#ifndef __V_VIDEO__
#define __V_VIDEO__

#include "doomtype.h"
#include "doomdef.h"
#include "r_data.h"
#define CENTERY	(SCREENHEIGHT/2)
extern	byte*	screens[5];
extern	byte	gammatable[5][256];
extern	int	usegamma;

#endif
