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root/radiance/ray/src/rt/m_bsdf.c
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Comparing ray/src/rt/m_bsdf.c (file contents):
Revision 2.52 by greg, Tue Jun 26 14:42:18 2018 UTC vs.
Revision 2.54 by greg, Wed Aug 8 04:15:18 2018 UTC

# Line 162 | Line 162 | compute_through(BSDFDAT *ndp)
162                  goto baderror;
163          if (tomega > 1.5*dfp->minProjSA)
164                  return;                         /* not really a peak? */
165 –        tomega /= fabs(pdir[2]);                /* remove cosine factor */
165          if ((bright(vpeak) - ndp->sd->tLamb.cieY*(1./PI))*tomega <= .001)
166                  return;                         /* < 0.1% transmission */
167          for (i = 3; i--; )                      /* remove peak from average */
# Line 236 | Line 235 | direct_specular_OK(COLOR cval, FVECT ldir, double omeg
235                  diffY = 0;
236                  setcolor(cdiff,  0, 0, 0);
237          }
238 <                                        /* need projected solid angles */
238 >                                        /* need projected solid angle */
239          omega *= fabs(vsrc[2]);
241 –        ec = SDsizeBSDF(&tomega, ndp->vray, vsrc, SDqueryMin, ndp->sd);
242 –        if (ec)
243 –                goto baderror;
240                                          /* check indirect over-counting */
241          if ((vsrc[2] > 0) ^ (ndp->vray[2] > 0) && bright(ndp->cthru) > FTINY) {
242 <                double  dx = vsrc[0] + ndp->vray[0];
243 <                double  dy = vsrc[1] + ndp->vray[1];
244 <                if (dx*dx + dy*dy <= (2.5*4./PI)*(omega + tomega +
245 <                                                2.*sqrt(omega*tomega)))
242 >                double          dx = vsrc[0] + ndp->vray[0];
243 >                double          dy = vsrc[1] + ndp->vray[1];
244 >                SDSpectralDF    *dfp = (ndp->pr->rod > 0) ?
245 >                        ((ndp->sd->tf != NULL) ? ndp->sd->tf : ndp->sd->tb) :
246 >                        ((ndp->sd->tb != NULL) ? ndp->sd->tb : ndp->sd->tf) ;
247 >
248 >                if (dx*dx + dy*dy <= (2.5*4./PI)*(omega + dfp->minProjSA +
249 >                                                2.*sqrt(omega*dfp->minProjSA)))
250                          return(0);
251          }
252 +        ec = SDsizeBSDF(&tomega, ndp->vray, vsrc, SDqueryMin, ndp->sd);
253 +        if (ec)
254 +                goto baderror;
255                                          /* assign number of samples */
256          sf = specjitter * ndp->pr->rweight;
257          if (tomega <= 0)

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