mirror of
https://git.do.srb2.org/STJr/SRB2.git
synced 2024-12-23 11:10:56 +00:00
108 lines
3.1 KiB
C
108 lines
3.1 KiB
C
// SONIC ROBO BLAST 2
|
|
//-----------------------------------------------------------------------------
|
|
// Copyright (C) 1993-1996 by id Software, Inc.
|
|
// Copyright (C) 1998-2000 by DooM Legacy Team.
|
|
// Copyright (C) 1999-2019 by Sonic Team Junior.
|
|
//
|
|
// This program is free software distributed under the
|
|
// terms of the GNU General Public License, version 2.
|
|
// See the 'LICENSE' file for more details.
|
|
//-----------------------------------------------------------------------------
|
|
/// \file r_main.h
|
|
/// \brief Rendering variables, consvars, defines
|
|
|
|
#ifndef __R_MAIN__
|
|
#define __R_MAIN__
|
|
|
|
#include "d_player.h"
|
|
#include "r_data.h"
|
|
|
|
//
|
|
// POV related.
|
|
//
|
|
extern fixed_t viewcos, viewsin;
|
|
extern INT32 viewheight;
|
|
extern INT32 centerx, centery;
|
|
|
|
extern fixed_t centerxfrac, centeryfrac;
|
|
extern fixed_t projection, projectiony;
|
|
|
|
extern size_t validcount, linecount, loopcount, framecount;
|
|
|
|
//
|
|
// Lighting LUT.
|
|
// Used for z-depth cuing per column/row,
|
|
// and other lighting effects (sector ambient, flash).
|
|
//
|
|
|
|
// Lighting constants.
|
|
// Now with 32 levels.
|
|
#define LIGHTLEVELS 32
|
|
#define LIGHTSEGSHIFT 3
|
|
|
|
#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];
|
|
|
|
// Number of diminishing brightness levels.
|
|
// There a 0-31, i.e. 32 LUT in the COLORMAP lump.
|
|
#define NUMCOLORMAPS 32
|
|
|
|
// Utility functions.
|
|
INT32 R_PointOnSide(fixed_t x, fixed_t y, node_t *node);
|
|
INT32 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 px2, fixed_t py2, fixed_t px1, fixed_t py1);
|
|
angle_t R_PointToAngleEx(INT32 x2, INT32 y2, INT32 x1, INT32 y1);
|
|
fixed_t R_PointToDist(fixed_t x, fixed_t y);
|
|
fixed_t R_PointToDist2(fixed_t px2, fixed_t py2, fixed_t px1, fixed_t py1);
|
|
|
|
fixed_t R_ScaleFromGlobalAngle(angle_t visangle);
|
|
subsector_t *R_PointInSubsector(fixed_t x, fixed_t y);
|
|
subsector_t *R_IsPointInSubsector(fixed_t x, fixed_t y);
|
|
|
|
boolean R_DoCulling(line_t *cullheight, line_t *viewcullheight, fixed_t vz, fixed_t bottomh, fixed_t toph);
|
|
|
|
//
|
|
// REFRESH - the actual rendering functions.
|
|
//
|
|
|
|
extern consvar_t cv_showhud, cv_translucenthud;
|
|
extern consvar_t cv_homremoval;
|
|
extern consvar_t cv_chasecam, cv_chasecam2;
|
|
extern consvar_t cv_flipcam, cv_flipcam2;
|
|
#if defined(FLOORSPLATS) || defined(GLBADSHADOWS)
|
|
extern consvar_t cv_shadow;
|
|
#endif
|
|
#ifdef GLBADSHADOWS
|
|
extern conscar_t cv_shadowoffs;
|
|
#endif //#ifdef GLBADSHADOWS
|
|
extern consvar_t cv_translucency;
|
|
extern consvar_t cv_drawdist, cv_drawdist_nights, cv_drawdist_precip;
|
|
extern consvar_t cv_skybox;
|
|
extern consvar_t cv_tailspickup;
|
|
|
|
// Called by startup code.
|
|
void R_Init(void);
|
|
|
|
// just sets setsizeneeded true
|
|
extern boolean setsizeneeded;
|
|
void R_SetViewSize(void);
|
|
|
|
// do it (sometimes explicitly called)
|
|
void R_ExecuteSetViewSize(void);
|
|
|
|
void R_SkyboxFrame(player_t *player);
|
|
|
|
void R_SetupFrame(player_t *player);
|
|
// Called by G_Drawer.
|
|
void R_RenderPlayerView(player_t *player);
|
|
|
|
// add commands related to engine, at game startup
|
|
void R_RegisterEngineStuff(void);
|
|
#endif
|