2 |
|
/* |
3 |
|
* Common definitions for mkillum |
4 |
|
*/ |
5 |
+ |
#ifndef _RAD_MKILLUM_H_ |
6 |
+ |
#define _RAD_MKILLUM_H_ |
7 |
|
|
8 |
< |
#include "standard.h" |
7 |
< |
|
8 |
< |
#include "object.h" |
9 |
< |
|
8 |
> |
#include "ray.h" |
9 |
|
#include "otypes.h" |
10 |
+ |
#include "bsdf.h" |
11 |
+ |
#include "random.h" |
12 |
|
|
13 |
+ |
#ifdef __cplusplus |
14 |
+ |
extern "C" { |
15 |
+ |
#endif |
16 |
|
/* illum flags */ |
17 |
|
#define IL_LIGHT 0x1 /* light rather than illum */ |
18 |
|
#define IL_COLDST 0x2 /* use color distribution */ |
21 |
|
|
22 |
|
struct illum_args { |
23 |
|
int flags; /* flags from list above */ |
24 |
+ |
UpDir udir; /* up direction */ |
25 |
+ |
double thick; /* object thickness */ |
26 |
|
char matname[MAXSTR]; /* illum material name */ |
27 |
|
char datafile[MAXSTR]; /* distribution data file name */ |
28 |
|
int dfnum; /* data file number */ |
29 |
|
char altmat[MAXSTR]; /* alternate material name */ |
30 |
|
int sampdens; /* point sample density */ |
31 |
|
int nsamps; /* # of samples in each direction */ |
32 |
+ |
struct BSDF_data |
33 |
+ |
*sd; /* scattering data (if set) */ |
34 |
|
float minbrt; /* minimum average brightness */ |
35 |
< |
float col[3]; /* computed average color */ |
35 |
> |
COLOR col; /* computed average color */ |
36 |
|
}; /* illum options */ |
37 |
|
|
38 |
< |
struct rtproc { |
39 |
< |
int pd[3]; /* rtrace pipe descriptors */ |
40 |
< |
float *buf; /* rtrace i/o buffer */ |
41 |
< |
int bsiz; /* maximum rays for rtrace buffer */ |
42 |
< |
float **dest; /* destination for each ray result */ |
43 |
< |
int nrays; /* current length of rtrace buffer */ |
44 |
< |
}; /* rtrace process */ |
38 |
> |
extern void redistribute(struct BSDF_data *b, int nalt, int nazi, |
39 |
> |
FVECT u, FVECT v, FVECT w, MAT4 xm); |
40 |
> |
|
41 |
> |
extern void printobj(char *mod, OBJREC *obj); |
42 |
> |
extern int average(struct illum_args *il, COLORV *da, int n); |
43 |
> |
extern void flatout(struct illum_args *il, COLORV *da, int n, int m, |
44 |
> |
FVECT u, FVECT v, FVECT w); |
45 |
> |
extern void illumout(struct illum_args *il, OBJREC *ob); |
46 |
> |
extern void roundout(struct illum_args *il, COLORV *da, int n, int m); |
47 |
> |
|
48 |
> |
extern void newdist(int siz); |
49 |
> |
extern int process_ray(RAY *r, int rv); |
50 |
> |
extern void raysamp(int ndx, FVECT org, FVECT dir); |
51 |
> |
extern void rayclean(void); |
52 |
> |
|
53 |
> |
extern void flatdir(FVECT dv, double alt, double azi); |
54 |
> |
extern int flatindex(FVECT dv, int nalt, int nazi); |
55 |
> |
|
56 |
> |
extern int my_default(OBJREC *, struct illum_args *, char *); |
57 |
> |
extern int my_face(OBJREC *, struct illum_args *, char *); |
58 |
> |
extern int my_sphere(OBJREC *, struct illum_args *, char *); |
59 |
> |
extern int my_ring(OBJREC *, struct illum_args *, char *); |
60 |
> |
|
61 |
> |
extern COLORV * distarr; /* distribution array */ |
62 |
> |
extern int distsiz; |
63 |
> |
extern COLORV * direct_discount; /* amount to take off direct */ |
64 |
> |
|
65 |
> |
extern char *progname; |
66 |
> |
|
67 |
> |
#ifdef __cplusplus |
68 |
> |
} |
69 |
> |
#endif |
70 |
> |
|
71 |
> |
#endif /* _RAD_MKILLUM_H_ */ |
72 |
> |
|