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root/radiance/ray/src/rt/srcdraw.c
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Comparing ray/src/rt/srcdraw.c (file contents):
Revision 2.17 by greg, Tue Jul 8 18:25:00 2014 UTC vs.
Revision 2.19 by greg, Thu Nov 8 00:54:07 2018 UTC

# Line 12 | Line 12 | static const char      RCSid[] = "$Id$";
12   #include  "ray.h"
13   #include  "view.h"
14   #include  "otypes.h"
15 + #include  "otspecial.h"
16   #include  "source.h"
17  
18  
# Line 324 | Line 325 | sourcepoly(                    /* compute image polygon for source */
325                                          ap[i] += ourview.vp[i];
326                                  }
327                          }
328 <                        viewloc(ip, &ourview, ap);      /* find image point */
329 <                        if (ip[2] <= 0.)
328 >                                                        /* find image point */
329 >                        if (viewloc(ip, &ourview, ap) <= 0)
330                                  return(0);              /* in front of view */
331                          sp[j][0] = ip[0]; sp[j][1] = ip[1];
332                  }
# Line 348 | Line 349 | sourcepoly(                    /* compute image polygon for source */
349                          if (cubeord[dir][j] & 4) ap[i] += s->ss[SW][i];
350                          else ap[i] -= s->ss[SW][i];
351                  }
352 <                viewloc(ip, &ourview, ap);      /* find image point */
353 <                if (ip[2] <= 0.)
352 >                                                /* find image point */
353 >                if (viewloc(ip, &ourview, ap) <= 0)
354                          return(0);              /* in front of view */
355                  pt[j][0] = ip[0]; pt[j][1] = ip[1];
356          }

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