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root/radiance/ray/src/cv/bsdfrep.c
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Comparing ray/src/cv/bsdfrep.c (file contents):
Revision 2.34 by greg, Mon Oct 26 21:12:20 2020 UTC vs.
Revision 2.36 by greg, Wed Nov 17 01:39:04 2021 UTC

# Line 104 | Line 104 | new_input_direction(double new_theta, double new_phi)
104   int
105   use_symmetry(FVECT vec)
106   {
107 <        const double    phi = get_phi360(vec);
107 >        double  phi = get_phi360(vec);
108 >                                /* because of -0. issue */
109 >        while (phi >= 360.) phi -= 360.;
110 >        while (phi < 0.) phi += 360.;
111  
112          switch (inp_coverage) {
113          case INP_QUAD1|INP_QUAD2|INP_QUAD3|INP_QUAD4:
# Line 478 | Line 481 | e_advect_rbf(const MIGRATION *mig, const FVECT invec,
481          double          t, full_dist;
482                                                  /* get relative position */
483          t = Acos(DOT(invec, mig->rbfv[0]->invec));
484 <        if (t < M_PI/grid_res) {                /* near first DSF */
484 >        if (t <= .001) {                        /* near first DSF */
485                  n = sizeof(RBFNODE) + sizeof(RBFVAL)*(mig->rbfv[0]->nrbf-1);
486                  rbf = (RBFNODE *)malloc(n);
487                  if (rbf == NULL)
# Line 488 | Line 491 | e_advect_rbf(const MIGRATION *mig, const FVECT invec,
491                  return(rbf);
492          }
493          full_dist = acos(DOT(mig->rbfv[0]->invec, mig->rbfv[1]->invec));
494 <        if (t > full_dist-M_PI/grid_res) {      /* near second DSF */
494 >        if (t >= full_dist-.001) {              /* near second DSF */
495                  n = sizeof(RBFNODE) + sizeof(RBFVAL)*(mig->rbfv[1]->nrbf-1);
496                  rbf = (RBFNODE *)malloc(n);
497                  if (rbf == NULL)

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