17 |
|
#define MAXDIST 42 /* maximum distance outside section */ |
18 |
|
#endif |
19 |
|
#ifndef NVSAMPS |
20 |
< |
#define NVSAMPS 4096 /* number of ray samples per view */ |
20 |
> |
#define NVSAMPS 16384 /* number of ray samples per view */ |
21 |
|
#endif |
22 |
|
#ifndef MEYERNG |
23 |
< |
#define MEYERNG 0.2 /* target mean eye range (rel. to grid) */ |
23 |
> |
#define MEYERNG 0.1 /* target mean eye range (rel. to grid) */ |
24 |
|
#endif |
25 |
|
#ifndef MAXTODO |
26 |
|
#define MAXTODO 3 /* maximum sections to look at */ |
285 |
|
addview(todo[i], vn, hr, vr); |
286 |
|
if (MEYERNG <= FTINY || vn->type == VT_PAR) |
287 |
|
return(1); |
288 |
< |
hdgsiz = 0.; d = 1./3. / n; /* compute mean grid size */ |
288 |
> |
hdgsiz = 0.; /* compute mean grid size */ |
289 |
|
for (i = 0; i < n; i++) { |
290 |
|
hp = hdlist[todo[i]]; |
291 |
< |
hdgsiz += d * ( VLEN(hp->xv[0])/hp->grid[0] + |
292 |
< |
VLEN(hp->xv[1])/hp->grid[1] + |
293 |
< |
VLEN(hp->xv[2])/hp->grid[2] ) ; |
291 |
> |
hdgsiz += 1./3. / VLEN(hp->wg[0]) + |
292 |
> |
1./3. / VLEN(hp->wg[1]) + |
293 |
> |
1./3. / VLEN(hp->wg[2]) ; |
294 |
|
} |
295 |
+ |
hdgsiz /= (double)n; |
296 |
|
/* add to current eye position */ |
297 |
|
if (cureye.rng <= FTINY) { |
298 |
|
VCOPY(cureye.vpt, vn->vp); |