// Emacs style mode select   -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id: I_video.h,v 1.2 2000/04/26 20:00:02 proff_fs Exp $
//
//  PRBOOM/GLBOOM (C) Florian 'Proff' Schulze (florian.proff.schulze@gmx.net)
//  based on
//  BOOM, a modified and improved DOOM engine
//  Copyright (C) 1999 by
//  id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
//
//  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.
//
// DESCRIPTION:
//      System specific interface stuff.
//
//-----------------------------------------------------------------------------

#ifndef __I_VIDEO__
#define __I_VIDEO__

#include "doomtype.h"

// Called by D_DoomMain,
// determines the hardware configuration
// and sets up the video mode

void I_InitGraphics (void);
void I_ShutdownGraphics(void);

// Takes full 8 bit values.
void I_SetPalette (byte* palette);

void I_UpdateNoBlit (void);
void I_FinishUpdate (void);

// Wait for vertical retrace or pause a bit.
void I_WaitVBL(int count);

void I_ReadScreen (byte* scr);

int I_DoomCode2ScanCode(int);   // killough
int I_ScanCode2DoomCode(int);   // killough

void I_ResetScreen(void);

// proff: added vidFullScreen
#ifdef _WIN32
extern int vidFullScreen;  // proff
// proff 11/24/98: Added page_flip
extern int page_flip;
#endif
extern int use_vsync;  // killough 2/8/98: controls whether vsync is called

#endif

//----------------------------------------------------------------------------
//
// $Log: I_video.h,v $
// Revision 1.2  2000/04/26 20:00:02  proff_fs
// now using SDL for video and sound output.
// sound output is currently mono only.
// Get SDL from:
// http://www.devolution.com/~slouken/SDL/
//
// Revision 1.1.1.1  2000/04/09 18:19:01  proff_fs
// Initial login
//
// Revision 1.4  1998/05/03  22:40:58  killough
// beautification
//
// Revision 1.3  1998/02/09  03:01:51  killough
// Add vsync for flicker-free blits
//
// Revision 1.2  1998/01/26  19:27:01  phares
// First rev with no ^Ms
//
// Revision 1.1.1.1  1998/01/19  14:03:08  rand
// Lee's Jan 19 sources
//
//----------------------------------------------------------------------------