| 8 |
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* 8/20/85 |
| 9 |
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*/ |
| 10 |
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|
| 11 |
+ |
#define AIMREQT 100 /* required aim success/failure */ |
| 12 |
+ |
|
| 13 |
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#define SDISTANT 01 /* source distant flag */ |
| 14 |
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#define SSKIP 02 /* source skip flag */ |
| 15 |
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#define SPROX 04 /* source proximity flag */ |
| 16 |
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#define SSPOT 010 /* source spotlight flag */ |
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+ |
#define SVIRTUAL 020 /* source virtual flag */ |
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+ |
#define SFLAT 040 /* source flat flag */ |
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+ |
#define SFOLLOW 0100 /* source follow path flag */ |
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|
| 16 |
– |
#define AIMREQT 100 /* required aim success/failure */ |
| 17 |
– |
|
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typedef struct { |
| 22 |
< |
float siz; /* output solid angle */ |
| 22 |
> |
FVECT aim; /* aim direction or center */ |
| 23 |
> |
float siz; /* output solid angle or area */ |
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|
float flen; /* focal length */ |
| 21 |
– |
FVECT aim; /* aim direction */ |
| 25 |
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} SPOT; /* spotlight */ |
| 26 |
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|
| 27 |
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typedef struct { |
| 28 |
< |
short sflags; /* source flags */ |
| 28 |
> |
int sflags; /* source flags */ |
| 29 |
|
FVECT sloc; /* direction or position of source */ |
| 30 |
+ |
FVECT snorm; /* surface normal of flat source */ |
| 31 |
|
float ss; /* tangent or disk radius */ |
| 32 |
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float ss2; /* domega or projected area */ |
| 33 |
< |
union { |
| 33 |
> |
struct { |
| 34 |
|
float prox; /* proximity */ |
| 35 |
|
SPOT *s; /* spot */ |
| 36 |
|
} sl; /* localized source information */ |
| 37 |
< |
int aimsuccess; /* aim successes - AIMREQT*failures */ |
| 37 |
> |
union { |
| 38 |
> |
int success; /* successes - AIMREQT*failures */ |
| 39 |
> |
int svnext; /* next source to aim for */ |
| 40 |
> |
} sa; /* source aiming information */ |
| 41 |
|
long ntests, nhits; /* shadow tests and hits */ |
| 42 |
< |
OBJREC *so; /* source object */ |
| 42 |
> |
OBJREC *so; /* source destination object */ |
| 43 |
|
} SRCREC; /* light source */ |
| 44 |
|
|
| 45 |
|
typedef struct { |
| 59 |
|
extern double srcray(); /* ray to source */ |
| 60 |
|
|
| 61 |
|
extern SPOT *makespot(); /* make spotlight */ |
| 62 |
+ |
|
| 63 |
+ |
extern SRCREC *newsource(); /* allocate new source */ |
