doom3-bfg/doomclassic/doom/v_video.h
2012-11-26 12:58:24 -06:00

119 lines
2.7 KiB
C

/*
===========================================================================
Doom 3 BFG Edition GPL Source Code
Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
Doom 3 BFG Edition Source Code 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 3 of the License, or
(at your option) any later version.
Doom 3 BFG Edition Source Code 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 Doom 3 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
#ifndef __V_VIDEO__
#define __V_VIDEO__
#include "doomtype.h"
#include "doomdef.h"
// Needed because we are refering to patches.
#include "r_data.h"
//
// VIDEO
//
#define CENTERY (SCREENHEIGHT/2)
// Screen 0 is the screen updated by I_Update screen.
// Screen 1 is an extra buffer.
extern byte* screens[5];
extern int dirtybox[4];
const extern byte gammatable[5][256];
extern int usegamma;
// Allocates buffer screens, call before R_Init.
void V_Init (void);
void
V_CopyRect
( int srcx,
int srcy,
int srcscrn,
int width,
int height,
int destx,
int desty,
int destscrn );
void
V_DrawPatch
( int x,
int y,
int scrn,
patch_t* patch);
void
V_DrawPatchDirect
( int x,
int y,
int scrn,
patch_t* patch );
// Draw a linear block of pixels into the view buffer.
void
V_DrawBlock
( int x,
int y,
int scrn,
int width,
int height,
byte* src );
// Reads a linear block of pixels into the view buffer.
void
V_GetBlock
( int x,
int y,
int scrn,
int width,
int height,
byte* dest );
void
V_MarkRect
( int x,
int y,
int width,
int height );
#endif