| 7 |
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| 8 |
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#include "ray.h" |
| 9 |
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#include "otypes.h" |
| 10 |
+ |
#include "random.h" |
| 11 |
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| 12 |
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#ifdef __cplusplus |
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extern "C" { |
| 20 |
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| 21 |
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struct illum_args { |
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int flags; /* flags from list above */ |
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+ |
double thick; /* object thickness */ |
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char matname[MAXSTR]; /* illum material name */ |
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char datafile[MAXSTR]; /* distribution data file name */ |
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int dfnum; /* data file number */ |
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int sampdens; /* point sample density */ |
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int nsamps; /* # of samples in each direction */ |
| 30 |
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float minbrt; /* minimum average brightness */ |
| 31 |
< |
float col[3]; /* computed average color */ |
| 31 |
> |
COLOR col; /* computed average color */ |
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}; /* illum options */ |
| 33 |
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|
| 34 |
< |
extern void printobj(char *mod, register OBJREC *obj); |
| 35 |
< |
extern int average(register struct illum_args *il, float *da, int n); |
| 36 |
< |
extern void flatout(struct illum_args *il, float *da, int n, int m, |
| 37 |
< |
FVECT u, FVECT v, FVECT w); |
| 38 |
< |
extern void illumout(register struct illum_args *il, OBJREC *ob); |
| 39 |
< |
extern void roundout(struct illum_args *il, float *da, int n, int m); |
| 34 |
> |
extern void printobj(char *mod, OBJREC *obj); |
| 35 |
> |
extern int average(struct illum_args *il, COLORV *da, int n); |
| 36 |
> |
extern void flatout(struct illum_args *il, COLORV *da, int n, int m, |
| 37 |
> |
FVECT u, FVECT v, FVECT w); |
| 38 |
> |
extern void illumout(struct illum_args *il, OBJREC *ob); |
| 39 |
> |
extern void roundout(struct illum_args *il, COLORV *da, int n, int m); |
| 40 |
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|
| 41 |
+ |
extern void newdist(int siz); |
| 42 |
+ |
extern int process_ray(RAY *r, int rv); |
| 43 |
+ |
extern void raysamp(int ndx, FVECT org, FVECT dir); |
| 44 |
+ |
extern void rayclean(void); |
| 45 |
+ |
|
| 46 |
+ |
extern void flatdir(FVECT dv, double alt, double azi); |
| 47 |
+ |
extern int flatindex(FVECT dv, int nalt, int nazi); |
| 48 |
+ |
|
| 49 |
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extern int my_default(OBJREC *, struct illum_args *, char *); |
| 50 |
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extern int my_face(OBJREC *, struct illum_args *, char *); |
| 51 |
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extern int my_sphere(OBJREC *, struct illum_args *, char *); |
| 52 |
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extern int my_ring(OBJREC *, struct illum_args *, char *); |
| 53 |
+ |
|
| 54 |
+ |
extern COLORV * distarr; /* distribution array */ |
| 55 |
+ |
extern int distsiz; |
| 56 |
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|
| 57 |
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extern char *progname; |
| 58 |
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|
