| 4 |
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*/ |
| 5 |
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#ifndef _RAD_RAY_H_ |
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#define _RAD_RAY_H_ |
| 7 |
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#ifdef __cplusplus |
| 8 |
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extern "C" { |
| 9 |
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#endif |
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|
| 11 |
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|
| 12 |
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#include "copyright.h" |
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|
| 8 |
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#include "standard.h" |
| 15 |
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|
| 9 |
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#include "octree.h" |
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|
| 10 |
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#include "object.h" |
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|
| 11 |
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#include "color.h" |
| 12 |
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|
| 13 |
+ |
#ifdef __cplusplus |
| 14 |
+ |
extern "C" { |
| 15 |
+ |
#endif |
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+ |
|
| 17 |
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#define MAXDIM 32 /* maximum number of dimensions */ |
| 18 |
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|
| 19 |
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/* ray type flags */ |
| 41 |
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int rsrc; /* source we're aiming for */ |
| 42 |
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OBJECT *clipset; /* set of objects currently clipped */ |
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OBJECT *newcset; /* next clipset, used for transmission */ |
| 44 |
< |
void (*revf)(); /* evaluation function for this ray */ |
| 50 |
< |
void (*hitf)(); /* custom hit test for this traversal */ |
| 44 |
> |
void (*hitf)(OBJECT *, struct ray *); /* custom hit test */ |
| 45 |
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OBJECT robj; /* intersected object number */ |
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OBJREC *ro; /* intersected object (one with material) */ |
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double rot; /* distance to object */ |
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FVECT ron; /* intersection surface normal */ |
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double rod; /* -DOT(rdir, ron) */ |
| 51 |
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FULLXF *rox; /* object transformation */ |
| 52 |
< |
FLOAT uv[2]; /* local coordinates */ |
| 52 |
> |
RREAL uv[2]; /* local coordinates */ |
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FVECT pert; /* surface normal perturbation */ |
| 54 |
|
COLOR pcol; /* pattern color */ |
| 55 |
< |
COLOR rcol; /* returned ray value */ |
| 55 |
> |
COLOR rcol; /* returned radiance value */ |
| 56 |
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double rt; /* returned effective ray length */ |
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COLOR cext; /* medium extinction coefficient */ |
| 58 |
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COLOR albedo; /* medium scattering albedo */ |
| 60 |
|
int *slights; /* list of lights to test for scattering */ |
| 61 |
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} RAY; |
| 62 |
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|
| 69 |
– |
#define rayvalue(r) (*(r)->revf)(r) |
| 70 |
– |
|
| 63 |
|
extern char VersionID[]; /* Radiance version ID string */ |
| 64 |
|
|
| 65 |
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extern CUBE thescene; /* our scene */ |
| 116 |
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extern int ray_pnprocs; /* number of child processes */ |
| 117 |
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extern int ray_pnidle; /* number of idle processes */ |
| 118 |
|
|
| 119 |
< |
#define AMBLLEN 128 /* max. ambient list length */ |
| 120 |
< |
#define AMBWORD 8 /* average word length */ |
| 119 |
> |
#ifndef AMBLLEN |
| 120 |
> |
#define AMBLLEN 512 /* max. ambient list length */ |
| 121 |
> |
#endif |
| 122 |
> |
#define AMBWORD 12 /* average word length */ |
| 123 |
|
|
| 124 |
|
typedef struct { /* rendering parameter holder */ |
| 125 |
|
int do_irrad; |
| 159 |
|
extern void headclean(void); |
| 160 |
|
extern void openheader(void); |
| 161 |
|
extern void dupheader(void); |
| 162 |
+ |
/* defined in persist.c */ |
| 163 |
+ |
extern void persistfile(char *pfn); |
| 164 |
|
extern void pfdetach(void); |
| 165 |
|
extern void pfclean(void); |
| 166 |
|
extern void pflock(int lf); |
| 190 |
|
/* defined in raytrace.c */ |
| 191 |
|
extern int rayorigin(RAY *r, RAY *ro, int rt, double rw); |
| 192 |
|
extern void rayclear(RAY *r); |
| 193 |
< |
extern void raytrace(RAY *r); |
| 193 |
> |
extern void rayvalue(RAY *r); |
| 194 |
|
extern void rayhit(OBJECT *oset, RAY *r); |
| 195 |
|
extern void raycont(RAY *r); |
| 196 |
|
extern void raytrans(RAY *r); |
| 209 |
|
/* defined in srcdraw.c */ |
| 210 |
|
extern void drawsources(COLOR *pic[], float *zbf[], |
| 211 |
|
int x0, int xsiz, int y0, int ysiz); |
| 212 |
+ |
extern void init_drawsources(int rad); |
| 213 |
+ |
/* defined in rt/initotypes.c */ |
| 214 |
+ |
extern void initotypes(void); |
| 215 |
|
/* module main procedures */ |
| 216 |
|
extern void rtrace(char *fname); |
| 217 |
+ |
extern char * formstr(int f); |
| 218 |
|
extern void rview(void); |
| 219 |
|
extern void rpict(int seq, char *pout, char *zout, char *prvr); |
| 220 |
|
|
