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root/Development/ray/src/rt/m_bsdf.c
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Comparing ray/src/rt/m_bsdf.c (file contents):
Revision 2.18 by greg, Fri Mar 30 15:08:40 2012 UTC vs.
Revision 2.19 by greg, Tue Apr 24 15:36:40 2012 UTC

# Line 512 | Line 512 | m_bsdf(OBJREC *m, RAY *r)
512                  nd.vray[1] = -r->rdir[1];
513                  nd.vray[2] = -r->rdir[2];
514                  ec = SDmapDir(nd.vray, nd.toloc, nd.vray);
515 +        }
516 +        if (ec) {
517 +                objerror(m, WARNING, "Illegal orientation vector");
518 +                return(1);
519          }
520 <        if (!ec)
517 <                ec = SDinvXform(nd.fromloc, nd.toloc);
520 >        ec = SDinvXform(nd.fromloc, nd.toloc);
521                                                  /* determine BSDF resolution */
522          if (!ec)
523                  ec = SDsizeBSDF(nd.sr_vpsa, nd.vray, NULL,

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