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root/radiance/ray/src/common/bsdf.c
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Comparing ray/src/common/bsdf.c (file contents):
Revision 2.54 by greg, Mon May 15 22:44:10 2017 UTC vs.
Revision 2.58 by greg, Thu May 14 19:20:13 2020 UTC

# Line 47 | Line 47 | const SDCDst           SDemptyCD;
47   /* Cache of loaded BSDFs */
48   struct SDCache_s        *SDcacheList = NULL;
49  
50 < /* Retain BSDFs in cache list */
50 > /* Retain BSDFs in cache list? */
51   int                     SDretainSet = SDretainNone;
52  
53 + /* Maximum cache size for any given BSDF? */
54 + unsigned long           SDmaxCache = 0;         /* 0 == unlimited */
55 +
56   /* Report any error to the indicated stream */
57   SDError
58   SDreportError(SDError ec, FILE *fp)
# Line 515 | Line 518 | SDsampComponent(SDValue *sv, FVECT ioVec, double randX
518                  c_cmix(&sv->spec, d, &sv->spec, coef[n], &sdc->cspec[n]);
519                  d += coef[n];
520          }
521 <                                        /* make sure everything is set */
519 <        c_ccvt(&sv->spec, C_CSXY+C_CSSPEC);
521 >        c_ccvt(&sv->spec, C_CSXY);      /* make sure (x,y) is set */
522          return SDEnone;
523   }
524  
# Line 646 | Line 648 | SDevalBSDF(SDValue *sv, const FVECT outVec, const FVEC
648          } else if (!(inFront | outFront)) {
649                  *sv = sd->rLambBack;
650                  sdf = sd->rb;
651 <        } else if (outFront) {
651 >        } else if (inFront) {
652                  *sv = sd->tLamb;
653                  sdf = (sd->tf != NULL) ? sd->tf : sd->tb;
654 <        } else /* inFront & !outFront */ {
654 >        } else /* outFront & !inFront */ {
655                  *sv = sd->tLamb;
656                  sdf = (sd->tb != NULL) ? sd->tb : sd->tf;
657          }
# Line 665 | Line 667 | SDevalBSDF(SDValue *sv, const FVECT outVec, const FVEC
667                          sv->cieY += coef[nch];
668                  }
669          }
670 <                                        /* make sure everything is set */
669 <        c_ccvt(&sv->spec, C_CSXY+C_CSSPEC);
670 >        c_ccvt(&sv->spec, C_CSXY);      /* make sure (x,y) is set */
671          return SDEnone;
672   }
673  
# Line 791 | Line 792 | SDsampBSDF(SDValue *sv, FVECT ioVec, double randX, int
792                  randX -= sd->tLamb.cieY;
793          }
794                                          /* else one of cumulative dist. */
795 <        for (i = 0; i < n && randX > cdarr[i]->cTotal; i++)
795 >        for (i = 0; i < n && randX >= cdarr[i]->cTotal; i++)
796                  randX -= cdarr[i]->cTotal;
797          if (i >= n)
798                  return SDEinternal;
# Line 816 | Line 817 | SDsampBSDF(SDValue *sv, FVECT ioVec, double randX, int
817   done:
818          if (cdarr != NULL)
819                  free(cdarr);
820 <                                        /* make sure everything is set */
820 <        c_ccvt(&sv->spec, C_CSXY+C_CSSPEC);
820 >        c_ccvt(&sv->spec, C_CSXY);      /* make sure (x,y) is set */
821          return SDEnone;
822   }
823  

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