19 |
|
static FVECT ro, rd; |
20 |
|
BCOORD gc; |
21 |
|
double d; |
22 |
+ |
long r1, r2; |
23 |
|
register int i; |
24 |
|
|
25 |
|
if (!hdbcoord(gc, hdlist[p->hd], p->bi)) |
26 |
|
error(CONSISTENCY, "bad beam index in packrays"); |
27 |
|
for (i = 0; i < p->nr; i++) { |
28 |
< |
*(long *)p->ra[i].r = random()<<16 ^ random(); |
28 |
> |
r1 = random(); r2 = random(); |
29 |
> |
p->ra[i].r[0][0] = r1 ^ r2>>7; |
30 |
> |
p->ra[i].r[0][1] = r1<<2 ^ r2; |
31 |
> |
p->ra[i].r[1][0] = r1<<4 ^ r2>>15; |
32 |
> |
p->ra[i].r[1][1] = r1<<6 ^ r2>>23; |
33 |
|
d = hdray(ro, rd, hdlist[p->hd], gc, p->ra[i].r); |
34 |
|
if (p->offset != NULL) { |
35 |
|
VSUM(ro, ro, rd, d); /* exterior only */ |