| 19 |
|
#ifndef SHADCACHE |
| 20 |
|
#define SHADCACHE 20 /* shadow cache resolution */ |
| 21 |
|
#endif |
| 22 |
+ |
#ifndef MINSHADCNT |
| 23 |
+ |
#define MINSHADCNT 2 /* test at least this many shadows */ |
| 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 */ |
| 72 |
|
} sa; /* source aiming information */ |
| 73 |
|
unsigned long |
| 74 |
|
ntests, nhits; /* shadow tests and hits */ |
| 75 |
< |
#ifdef SHADCACHE |
| 75 |
> |
#if SHADCACHE |
| 76 |
|
OBSCACHE *obscache; /* obstructor cache */ |
| 77 |
|
#endif |
| 78 |
|
int sflags; /* source flags */ |
| 146 |
|
#define setsource(s,o) (*sfun[(o)->otype].of->setsrc)(s,o) |
| 147 |
|
|
| 148 |
|
/* defined in source.c */ |
| 145 |
– |
extern OBJREC *findmaterial(OBJREC *o); |
| 149 |
|
extern void marksources(void); |
| 150 |
+ |
extern void distantsources(void); |
| 151 |
|
extern void freesources(void); |
| 152 |
|
extern int srcray(RAY *sr, RAY *r, SRCINDEX *si); |
| 153 |
|
extern void srcvalue(RAY *r); |
