# | Line 512 | Line 512 | localhit( /* check for hit in the octree */ | |
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512 | else if (r->rdir[i] < -1e-7) | |
513 | sflags |= 0x10 << i; | |
514 | } | |
515 | < | if (sflags == 0) |
516 | < | error(CONSISTENCY, "zero ray direction in localhit"); |
515 | > | if (!sflags) { |
516 | > | error(WARNING, "zero ray direction in localhit"); |
517 | > | return(0); |
518 | > | } |
519 | /* start off assuming nothing hit */ | |
520 | if (r->rmax > FTINY) { /* except aft plane if one */ | |
521 | r->ro = &Aftplane; |
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