| # | Line 82 | Line 82 | register RAY *r; | |
|---|---|---|
| 82 | } | |
| 83 | /* transmitted ray */ | |
| 84 | if (rayorigin(&p, r, TRANS, bright(trans)) == 0) { | |
| 85 | < | VCOPY(p.rdir, r->rdir); |
| 85 | > | for (i = 0; i < 3; i++) /* perturb direction */ |
| 86 | > | p.rdir[i] = r->rdir[i] - r->pert[i]/RINDEX; |
| 87 | > | normalize(p.rdir); |
| 88 | rayvalue(&p); | |
| 89 | multcolor(p.rcol, r->pcol); /* modify */ | |
| 90 | multcolor(p.rcol, trans); | |
| – | Removed lines |
| + | Added lines |
| < | Changed lines |
| > | Changed lines |