| 19 |
|
#ifndef SHADCACHE |
| 20 |
|
#define SHADCACHE 20 /* shadow cache resolution */ |
| 21 |
|
#endif |
| 22 |
+ |
#ifndef MINSHADCNT |
| 23 |
+ |
#define MINSHADCNT 4 /* test all sources if this few */ |
| 24 |
+ |
#endif |
| 25 |
|
|
| 26 |
|
#define SDISTANT 01 /* source distant flag */ |
| 27 |
|
#define SSKIP 02 /* source skip flag */ |
| 29 |
|
#define SSPOT 010 /* source spotlight flag */ |
| 30 |
|
#define SVIRTUAL 020 /* source virtual flag */ |
| 31 |
|
#define SFLAT 040 /* source flat flag */ |
| 32 |
< |
#define SCYL 0100 /* source cylindrical flag */ |
| 33 |
< |
#define SFOLLOW 0200 /* source follow path flag */ |
| 32 |
> |
#define SCIR 0100 /* source circular flag */ |
| 33 |
> |
#define SCYL 0200 /* source cylindrical flag */ |
| 34 |
> |
#define SFOLLOW 0400 /* source follow path flag */ |
| 35 |
|
|
| 36 |
|
typedef struct { |
| 37 |
|
FVECT aim; /* aim direction or center */ |
| 156 |
|
extern void direct(RAY *r, srcdirf_t *f, void *p); |
| 157 |
|
extern void srcscatter(RAY *r); |
| 158 |
|
extern int m_light(OBJREC *m, RAY *r); |
| 159 |
+ |
/* defined in srcobstr.c */ |
| 160 |
|
extern void initobscache(int sn); |
| 161 |
|
extern int srcblocker(RAY *r); |
| 162 |
|
extern int srcblocked(RAY *r); |
| 163 |
|
extern void freeobscache(SRCREC *s); |
| 164 |
+ |
extern void markclip(OBJREC *m); |
| 165 |
|
/* defined in srcsamp.c */ |
| 166 |
|
extern double nextssamp(RAY *r, SRCINDEX *si); |
| 167 |
|
extern int skipparts(int ct[3], int sz[3], int pp[2], unsigned char *pt); |
