173 lines
3.2 KiB
C++
Executable File
173 lines
3.2 KiB
C++
Executable File
// 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:
|
|
// System specific interface stuff.
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
|
|
#ifndef __R_MAIN__
|
|
#define __R_MAIN__
|
|
|
|
#include "d_player.h"
|
|
#include "r_data.h"
|
|
|
|
|
|
#ifdef __GNUG__
|
|
#pragma interface
|
|
#endif
|
|
|
|
|
|
//
|
|
// POV related.
|
|
//
|
|
extern fixed_t viewcos;
|
|
extern fixed_t viewsin;
|
|
|
|
extern int viewwidth;
|
|
extern int viewheight;
|
|
extern int viewwindowx;
|
|
extern int viewwindowy;
|
|
|
|
|
|
|
|
extern int centerx;
|
|
extern int centery;
|
|
|
|
extern fixed_t centerxfrac;
|
|
extern fixed_t centeryfrac;
|
|
extern fixed_t projection;
|
|
|
|
extern int validcount;
|
|
|
|
extern int linecount;
|
|
extern int loopcount;
|
|
|
|
|
|
//
|
|
// Lighting LUT.
|
|
// Used for z-depth cuing per column/row,
|
|
// and other lighting effects (sector ambient, flash).
|
|
//
|
|
|
|
// Lighting constants.
|
|
// Now why not 32 levels here?
|
|
#define LIGHTLEVELS 16
|
|
#define LIGHTSEGSHIFT 4
|
|
|
|
#define MAXLIGHTSCALE 48
|
|
#define LIGHTSCALESHIFT 12
|
|
#define MAXLIGHTZ 128
|
|
#define LIGHTZSHIFT 20
|
|
|
|
extern lighttable_t* scalelight[LIGHTLEVELS][MAXLIGHTSCALE];
|
|
extern lighttable_t* scalelightfixed[MAXLIGHTSCALE];
|
|
extern lighttable_t* zlight[LIGHTLEVELS][MAXLIGHTZ];
|
|
|
|
extern int extralight;
|
|
extern lighttable_t* fixedcolormap;
|
|
|
|
|
|
// Number of diminishing brightness levels.
|
|
// There a 0-31, i.e. 32 LUT in the COLORMAP lump.
|
|
#define NUMCOLORMAPS 32
|
|
|
|
|
|
// Blocky/low detail mode.
|
|
//B remove this?
|
|
// 0 = high, 1 = low
|
|
extern int detailshift;
|
|
|
|
|
|
//
|
|
// Function pointers to switch refresh/drawing functions.
|
|
// Used to select shadow mode etc.
|
|
//
|
|
extern void (*colfunc) (void);
|
|
extern void (*basecolfunc) (void);
|
|
extern void (*fuzzcolfunc) (void);
|
|
// No shadow effects on floors.
|
|
extern void (*spanfunc) (void);
|
|
|
|
|
|
//
|
|
// Utility functions.
|
|
int
|
|
R_PointOnSide
|
|
( fixed_t x,
|
|
fixed_t y,
|
|
node_t* node );
|
|
|
|
int
|
|
R_PointOnSegSide
|
|
( fixed_t x,
|
|
fixed_t y,
|
|
seg_t* line );
|
|
|
|
angle_t
|
|
R_PointToAngle
|
|
( fixed_t x,
|
|
fixed_t y );
|
|
|
|
angle_t
|
|
R_PointToAngle2
|
|
( fixed_t x1,
|
|
fixed_t y1,
|
|
fixed_t x2,
|
|
fixed_t y2 );
|
|
|
|
fixed_t
|
|
R_PointToDist
|
|
( fixed_t x,
|
|
fixed_t y );
|
|
|
|
|
|
fixed_t R_ScaleFromGlobalAngle (angle_t visangle);
|
|
|
|
subsector_t*
|
|
R_PointInSubsector
|
|
( fixed_t x,
|
|
fixed_t y );
|
|
|
|
void
|
|
R_AddPointToBox
|
|
( int x,
|
|
int y,
|
|
fixed_t* box );
|
|
|
|
|
|
|
|
//
|
|
// REFRESH - the actual rendering functions.
|
|
//
|
|
|
|
// Called by G_Drawer.
|
|
void R_RenderPlayerView (player_t *player);
|
|
|
|
// Called by startup code.
|
|
void R_Init (void);
|
|
|
|
// Called by M_Responder.
|
|
void R_SetViewSize (int blocks, int detail);
|
|
|
|
#endif
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// $Log:$
|
|
//
|
|
//-----------------------------------------------------------------------------
|