173 |
|
FVECT vfrom; |
174 |
|
ovec_from_pos(vfrom, from_rbf->rbfa[i].gx, from_rbf->rbfa[i].gy); |
175 |
|
for (j = to_rbf->nrbf; j--; ) { |
176 |
< |
pricerow(pm,i)[j] = acos(DOT(vfrom, vto[j])) + |
176 |
> |
double dprod = DOT(vfrom, vto[j]); |
177 |
> |
pricerow(pm,i)[j] = ((dprod >= 1.) ? .0 : acos(dprod)) + |
178 |
|
fabs(R2ANG(to_rbf->rbfa[j].crad) - from_ang); |
179 |
|
psortrow(pm,i)[j] = j; |
180 |
|
} |
289 |
|
if (newmig->rbfv[1] == to_rbf) |
290 |
|
return(NULL); |
291 |
|
/* else allocate */ |
292 |
+ |
#ifdef DEBUG |
293 |
+ |
fprintf(stderr, "Building path from (theta,phi) (%.0f,%.0f) ", |
294 |
+ |
get_theta180(from_rbf->invec), |
295 |
+ |
get_phi360(from_rbf->invec)); |
296 |
+ |
fprintf(stderr, "to (%.0f,%.0f) with %d x %d matrix\n", |
297 |
+ |
get_theta180(to_rbf->invec), |
298 |
+ |
get_phi360(to_rbf->invec), |
299 |
+ |
from_rbf->nrbf, to_rbf->nrbf); |
300 |
+ |
#endif |
301 |
|
newmig = new_migration(from_rbf, to_rbf); |
302 |
|
if (run_subprocess()) |
303 |
|
return(newmig); /* child continues */ |
309 |
|
progname); |
310 |
|
exit(1); |
311 |
|
} |
302 |
– |
#ifdef DEBUG |
303 |
– |
fprintf(stderr, "Building path from (theta,phi) (%.0f,%.0f) ", |
304 |
– |
get_theta180(from_rbf->invec), |
305 |
– |
get_phi360(from_rbf->invec)); |
306 |
– |
fprintf(stderr, "to (%.0f,%.0f) with %d x %d matrix\n", |
307 |
– |
get_theta180(to_rbf->invec), |
308 |
– |
get_phi360(to_rbf->invec), |
309 |
– |
from_rbf->nrbf, to_rbf->nrbf); |
310 |
– |
#endif |
312 |
|
/* starting quantities */ |
313 |
|
memset(newmig->mtx, 0, sizeof(float)*from_rbf->nrbf*to_rbf->nrbf); |
314 |
|
for (i = from_rbf->nrbf; i--; ) |
438 |
|
} |
439 |
|
} |
440 |
|
} |
441 |
+ |
|
442 |
+ |
/* Compute minimum BSDF from histogram and clear it */ |
443 |
+ |
static void |
444 |
+ |
comp_bsdf_min() |
445 |
+ |
{ |
446 |
+ |
int cnt; |
447 |
+ |
int i, target; |
448 |
+ |
|
449 |
+ |
cnt = 0; |
450 |
+ |
for (i = HISTLEN; i--; ) |
451 |
+ |
cnt += bsdf_hist[i]; |
452 |
+ |
|
453 |
+ |
target = cnt/100; /* ignore bottom 1% */ |
454 |
+ |
cnt = 0; |
455 |
+ |
for (i = 0; cnt <= target; i++) |
456 |
+ |
cnt += bsdf_hist[i]; |
457 |
+ |
bsdf_min = histval(i-1); |
458 |
+ |
memset(bsdf_hist, 0, sizeof(bsdf_hist)); |
459 |
+ |
} |
460 |
|
|
461 |
|
/* Build our triangle mesh from recorded RBFs */ |
462 |
|
void |
492 |
|
mesh_from_edge(create_migration(shrt_edj[0], shrt_edj[1])); |
493 |
|
else |
494 |
|
mesh_from_edge(create_migration(shrt_edj[1], shrt_edj[0])); |
495 |
+ |
/* compute minimum BSDF */ |
496 |
+ |
comp_bsdf_min(); |
497 |
|
/* complete migrations */ |
498 |
|
await_children(nchild); |
499 |
|
} |