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root/radiance/ray/src/rt/srcobstr.c
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Comparing ray/src/rt/srcobstr.c (file contents):
Revision 2.15 by greg, Sat Dec 12 00:03:42 2009 UTC vs.
Revision 2.16 by greg, Mon Feb 14 20:13:38 2011 UTC

# Line 335 | Line 335 | markclip(OBJREC *m)
335   {
336          OBJECT  *set2add, *oldset;
337  
338 +        if (m == NULL) {                /* starting over */
339 +                if (antimodlist != NULL)
340 +                        free((void *)antimodlist);
341 +                antimodlist = NULL;
342 +                return;
343 +        }
344          m_clip(m, NULL);                /* initialize modifier list */
345          if ((set2add = (OBJECT *)m->os) == NULL || !set2add[0])
346                  return;

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