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root/radiance/ray/src/common/bsdf.c
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Comparing ray/src/common/bsdf.c (file contents):
Revision 2.52 by greg, Sun Aug 23 00:56:00 2015 UTC vs.
Revision 2.54 by greg, Mon May 15 22:44:10 2017 UTC

# Line 496 | Line 496 | SDsampComponent(SDValue *sv, FVECT ioVec, double randX
496                  sv->cieY = cd->cTotal;
497          if (sv->cieY <= 1e-6) {         /* nothing to sample? */
498                  sv->spec = c_dfcolor;
499 <                memset(ioVec, 0, 3*sizeof(double));
499 >                memset(ioVec, 0, sizeof(FVECT));
500                  return SDEnone;
501          }
502                                          /* compute sample direction */
# Line 646 | Line 646 | SDevalBSDF(SDValue *sv, const FVECT outVec, const FVEC
646          } else if (!(inFront | outFront)) {
647                  *sv = sd->rLambBack;
648                  sdf = sd->rb;
649 <        } else if (inFront) {
649 >        } else if (outFront) {
650                  *sv = sd->tLamb;
651                  sdf = (sd->tf != NULL) ? sd->tf : sd->tb;
652 <        } else /* inBack */ {
652 >        } else /* inFront & !outFront */ {
653                  *sv = sd->tLamb;
654                  sdf = (sd->tb != NULL) ? sd->tb : sd->tf;
655          }
# Line 770 | Line 770 | SDsampBSDF(SDValue *sv, FVECT ioVec, double randX, int
770          }
771          if (sv->cieY <= 1e-6) {         /* anything to sample? */
772                  sv->cieY = .0;
773 <                memset(ioVec, 0, 3*sizeof(double));
773 >                memset(ioVec, 0, sizeof(FVECT));
774                  return SDEnone;
775          }
776                                          /* scale random variable */

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