| # | Line 461 | Line 461 | makeambient( /* make a new ambient value for storage | |
|---|---|---|
| 461 | /* compute ambient */ | |
| 462 | i = doambient(acol, r, amb.weight, uvw, amb.rad, amb.gpos, amb.gdir); | |
| 463 | scalecolor(acol, 1./AVGREFL); /* undo assumed reflectance */ | |
| 464 | < | if (i <= 0) /* no Hessian => no storage */ |
| 464 | > | if (i <= 0 || amb.rad[0] <= FTINY) /* no Hessian or zero radius */ |
| 465 | return(i); | |
| 466 | /* store value */ | |
| 467 | VCOPY(amb.pos, r->rop); | |
| – | Removed lines |
| + | Added lines |
| < | Changed lines |
| > | Changed lines |