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root/radiance/ray/src/ot/o_face.c
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Comparing ray/src/ot/o_face.c (file contents):
Revision 1.3 by greg, Sat Oct 14 11:19:32 1989 UTC vs.
Revision 1.4 by greg, Fri Dec 14 08:32:54 1990 UTC

# Line 57 | Line 57 | CUBE  *cu;
57                  return(O_MISS);
58                                          /* compute cube boundaries */
59          for (j = 0; j < 3; j++)
60 <                cumax[j] = (cumin[j] = cu->cuorg[j]) + cu->cusize;
60 >                cumax[j] = (cumin[j] = cu->cuorg[j]-FTINY)
61 >                                + cu->cusize + 2.0*FTINY;
62  
63          vloc = ABOVE | BELOW;           /* check vertices */
64          for (i = 0; i < f->nv; i++)

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