| 28 |
|
UDzpos=3 |
| 29 |
|
} UpDir; |
| 30 |
|
|
| 31 |
+ |
/* XXX need to add per-band data */ |
| 32 |
|
struct BSDF_data { |
| 33 |
|
double om_scale; /* maximum solid angle (sr/256) */ |
| 34 |
|
int ninc; /* number of incoming directions */ |
| 43 |
|
struct illum_args { |
| 44 |
|
int flags; /* flags from list above */ |
| 45 |
|
UpDir udir; /* up direction */ |
| 46 |
+ |
double thick; /* object thickness */ |
| 47 |
|
char matname[MAXSTR]; /* illum material name */ |
| 48 |
|
char datafile[MAXSTR]; /* distribution data file name */ |
| 49 |
|
int dfnum; /* data file number */ |
| 68 |
|
double rv, MAT4 xm); |
| 69 |
|
extern void r_BSDF_outvec(FVECT v, struct BSDF_data *b, int o, |
| 70 |
|
double rv, MAT4 xm); |
| 71 |
+ |
extern int getBSDF_xfm(MAT4 xm, FVECT nrm, UpDir ud); |
| 72 |
+ |
extern void redistribute(struct BSDF_data *b, int nalt, int nazi, |
| 73 |
+ |
FVECT u, FVECT v, FVECT w, MAT4 xm); |
| 74 |
|
|
| 75 |
|
extern void printobj(char *mod, OBJREC *obj); |
| 76 |
|
extern int average(struct illum_args *il, COLORV *da, int n); |
| 79 |
|
extern void illumout(struct illum_args *il, OBJREC *ob); |
| 80 |
|
extern void roundout(struct illum_args *il, COLORV *da, int n, int m); |
| 81 |
|
|
| 82 |
+ |
extern void newdist(int siz); |
| 83 |
+ |
extern int process_ray(RAY *r, int rv); |
| 84 |
+ |
extern void raysamp(int ndx, FVECT org, FVECT dir); |
| 85 |
+ |
extern void rayclean(void); |
| 86 |
+ |
|
| 87 |
|
extern int my_default(OBJREC *, struct illum_args *, char *); |
| 88 |
|
extern int my_face(OBJREC *, struct illum_args *, char *); |
| 89 |
|
extern int my_sphere(OBJREC *, struct illum_args *, char *); |
| 90 |
|
extern int my_ring(OBJREC *, struct illum_args *, char *); |
| 91 |
+ |
|
| 92 |
+ |
extern COLORV * distarr; /* distribution array */ |
| 93 |
+ |
extern int distsiz; |
| 94 |
|
|
| 95 |
|
extern char *progname; |
| 96 |
|
|
