33 |
|
register RAY *r; |
34 |
|
XF *bx; |
35 |
|
{ |
36 |
< |
extern double l_noise3(), l_noise3a(), l_noise3b(), l_noise3c(); |
37 |
< |
extern double l_hermite(), l_fnoise3(), l_arg(); |
36 |
> |
extern double l_arg(); |
37 |
|
extern long eclock; |
38 |
|
static char *initfile = "rayinit.cal"; |
39 |
+ |
static long lastrno = -1; |
40 |
+ |
/* check to see if already set */ |
41 |
+ |
if (m == fobj && r->rno == lastrno) |
42 |
+ |
return; |
43 |
|
/* initialize if first call */ |
44 |
|
if (initfile != NULL) { |
45 |
|
loadfunc(initfile); |
52 |
|
scompile("Jx=$19;Jy=$20;Jz=$21;", NULL, 0); |
53 |
|
scompile("Kx=$22;Ky=$23;Kz=$24;", NULL, 0); |
54 |
|
funset("arg", 1, '=', l_arg); |
55 |
< |
funset("noise3", 3, ':', l_noise3); |
53 |
< |
funset("noise3a", 3, ':', l_noise3a); |
54 |
< |
funset("noise3b", 3, ':', l_noise3b); |
55 |
< |
funset("noise3c", 3, ':', l_noise3c); |
56 |
< |
funset("hermite", 5, ':', l_hermite); |
57 |
< |
funset("fnoise3", 3, ':', l_fnoise3); |
55 |
> |
setnoisefuncs(); |
56 |
|
initfile = NULL; |
57 |
|
} |
58 |
|
fobj = m; |
65 |
|
copystruct(&funcxf, &r->rox->b); |
66 |
|
else |
67 |
|
copystruct(&funcxf, bx); |
68 |
+ |
lastrno = r->rno; |
69 |
|
eclock++; /* notify expression evaluator */ |
70 |
|
} |
71 |
|
|