mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-26 14:20:59 +00:00
133 lines
3 KiB
C
133 lines
3 KiB
C
/*
|
|
light.h
|
|
|
|
Light tool
|
|
|
|
Copyright (C) 1996-1997 Id Software, Inc.
|
|
Copyright (C) 2002 Colin Thompson
|
|
|
|
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:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
*/
|
|
|
|
#ifndef __light_h
|
|
#define __light_h
|
|
|
|
/** \defgroup qflight QuakeForge light compiler.
|
|
*/
|
|
|
|
#include "QF/bspfile.h"
|
|
|
|
/** \defgroup qflight_general General functions
|
|
\ingroup qflight
|
|
*/
|
|
///@{
|
|
|
|
#define ON_EPSILON 0.1
|
|
#define MAXLIGHTS 1024
|
|
#define LIGHTDISTBIAS 65536.0
|
|
#define BOGUS_RANGE 1000000000
|
|
|
|
#define NUMHSUNS 32
|
|
#define NUMVSUNS 4
|
|
#define NUMSUNS (1 + NUMHSUNS * NUMVSUNS)
|
|
#define SHADOWSENSE 0.4
|
|
|
|
#define SINGLEMAP (256*256)
|
|
|
|
typedef struct {
|
|
vec3_t v;
|
|
int samplepos; // offset into lightmap contributed to
|
|
} lightpoint_t;
|
|
|
|
typedef struct {
|
|
vec3_t c;
|
|
} lightsample_t;
|
|
|
|
typedef struct {
|
|
vec_t facedist;
|
|
vec3_t facenormal;
|
|
|
|
vec3_t testlineimpact;
|
|
|
|
int numpoints;
|
|
int numsamples;
|
|
// *16 for -extra4x4
|
|
lightpoint_t point[SINGLEMAP*16];
|
|
lightsample_t sample[MAXLIGHTMAPS][SINGLEMAP];
|
|
|
|
vec3_t texorg;
|
|
vec3_t worldtotex[2]; // s = (world - texorg) . worldtotex[0]
|
|
vec3_t textoworld[2]; // world = texorg + s * textoworld[0]
|
|
|
|
vec_t exactmins[2], exactmaxs[2];
|
|
|
|
int texmins[2], texsize[2];
|
|
int lightstyles[MAXLIGHTMAPS];
|
|
dface_t *face;
|
|
} lightinfo_t;
|
|
|
|
extern float scaledist;
|
|
extern float scalecos;
|
|
extern float rangescale;
|
|
|
|
extern int c_culldistplane, c_proper;
|
|
|
|
extern byte *filebase;
|
|
|
|
extern vec3_t bsp_origin;
|
|
extern vec3_t bsp_xvector;
|
|
extern vec3_t bsp_yvector;
|
|
|
|
extern qboolean extrasamples;
|
|
|
|
void LoadNodes (const char *file);
|
|
qboolean TestLine (lightinfo_t *l, const vec3_t start, const vec3_t stop);
|
|
qboolean TestSky (lightinfo_t *l, const vec3_t start, const vec3_t stop);
|
|
|
|
void LightFace (lightinfo_t *l, int surfnum);
|
|
void LightLeaf (dleaf_t *leaf);
|
|
|
|
void MakeTnodes (dmodel_t *bm);
|
|
int GetFileSpace (int size);
|
|
void TransformSample (vec3_t in, vec3_t out);
|
|
void RotateSample (vec3_t in, vec3_t out);
|
|
|
|
void VisEntity (int ent_index);
|
|
void VisStats (void);
|
|
|
|
extern struct bsp_s *bsp;
|
|
extern struct dstring_s *lightdata;
|
|
extern struct dstring_s *rgblightdata;
|
|
|
|
typedef struct lightchain_s {
|
|
struct lightchain_s *next;
|
|
struct entity_s *light;
|
|
} lightchain_t;
|
|
|
|
extern lightchain_t **surfacelightchain;
|
|
extern vec3_t *surfaceorgs;
|
|
extern struct entity_s **novislights;
|
|
extern int num_novislights;
|
|
|
|
const char *get_tex_name (int texindex) __attribute__((pure));
|
|
|
|
///@}
|
|
|
|
#endif// __light_h
|