| 1 |
< |
/* Copyright (c) 1990 Regents of the University of California */ |
| 1 |
> |
/* Copyright (c) 1994 Regents of the University of California */ |
| 2 |
|
|
| 3 |
|
/* SCCSid "$SunId$ LBL" */ |
| 4 |
|
|
| 21 |
|
#define REFRACTED 010 /* refracted (bent) ray */ |
| 22 |
|
#define TRANS 020 /* transmitted/transferred ray */ |
| 23 |
|
#define AMBIENT 040 /* ray scattered for interreflection */ |
| 24 |
+ |
#define SPECULAR 0100 /* ray scattered for specular */ |
| 25 |
|
|
| 26 |
|
/* reflected ray types */ |
| 27 |
< |
#define RAYREFL (SHADOW|REFLECTED|AMBIENT) |
| 27 |
> |
#define RAYREFL (SHADOW|REFLECTED|AMBIENT|SPECULAR) |
| 28 |
|
|
| 29 |
|
typedef struct ray { |
| 30 |
< |
long rno; /* unique ray number */ |
| 30 |
> |
unsigned long rno; /* unique ray number */ |
| 31 |
|
int rlvl; /* number of reflections for this ray */ |
| 32 |
|
float rweight; /* cumulative weight of this ray */ |
| 33 |
|
short rtype; /* ray type */ |
| 35 |
|
struct ray *parent; /* ray this originated from */ |
| 36 |
|
FVECT rorg; /* origin of ray */ |
| 37 |
|
FVECT rdir; /* normalized direction of ray */ |
| 38 |
+ |
double rmax; /* maximum distance (aft clipping plane) */ |
| 39 |
|
int rsrc; /* source we're aiming for */ |
| 40 |
|
OBJECT *clipset; /* set of objects currently clipped */ |
| 41 |
|
OBJECT *newcset; /* next clipset, used for transmission */ |
| 60 |
|
extern int ndims; /* number of dimensions so far */ |
| 61 |
|
extern int samplendx; /* index for this sample */ |
| 62 |
|
|
| 63 |
< |
#define MAXDIM 16 /* maximum number of dimensions */ |
| 63 |
> |
#define MAXDIM 32 /* maximum number of dimensions */ |
| 64 |
|
|
| 65 |
|
#define rayvalue(r) (*(r)->revf)(r) |
