CGDoom/cgdoom/v_video.h

100 lines
2.2 KiB
C++

// 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"
// Needed because we are refering to patches.
#include "r_data.h"
// Needed for I_PrepScreen()
#include "i_video.h"
//
// VIDEO
//
#define CENTERY (SCREENHEIGHT/2)
// Screen numbers
#define BG 4
#define FG 0
#define SCREEN_COUNT 5
extern byte* screens[SCREEN_COUNT];
extern int dirtybox[4];
extern const 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,const patch_t* patch);
#define V_DrawPatchDirect(x,y,scrn,patch ) V_DrawPatch(x,y,scrn,patch)
/* CGDoom: render opaque full-screen path without loading it */
void V_DrawFullscreenPatchFragmented(int scrn, const char *lumpname);
// Draw a linear block of pixels into the view buffer.
void V_DrawBlock( int x, int y,int scrn,int width,int height,const 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
//-----------------------------------------------------------------------------
//
// $Log:$
//
//-----------------------------------------------------------------------------