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root/radiance/ray/src/rt/srcsamp.c
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Comparing ray/src/rt/srcsamp.c (file contents):
Revision 2.9 by schorsch, Thu Jun 26 00:58:10 2003 UTC vs.
Revision 2.11 by greg, Sat Sep 13 17:31:35 2003 UTC

# Line 114 | Line 114 | unsigned char  *pt;            /* partition array */
114                                          /* check this partition */
115          p = spart(pt, pp[0]);
116          pp[0]++;
117 <        if (p == S0)                    /* leaf partition */
117 >        if (p == S0) {                  /* leaf partition */
118                  if (pp[1]) {
119                          pp[1]--;
120                          return(0);      /* not there yet */
121                  } else
122                          return(1);      /* we've arrived */
123 +        }
124                                  /* else check lower */
125          sz[p] >>= 1;
126          ct[p] -= sz[p];
# Line 240 | Line 241 | register RAY  *r;
241          v[1] = r->rorg[1] - vp[1];
242          v[2] = r->rorg[2] - vp[2];
243          vp = source[si->sn].snorm;
244 <        if (DOT(v,vp) <= FTINY) {       /* behind source */
244 >        if (DOT(v,vp) <= 0.) {          /* behind source */
245                  si->np = 0;
246                  return;
247          }

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