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root/radiance/ray/src/rt/glass.c
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Comparing ray/src/rt/glass.c (file contents):
Revision 2.11 by greg, Tue Feb 25 02:47:22 2003 UTC vs.
Revision 2.14 by schorsch, Sun Jul 27 22:12:03 2003 UTC

# Line 1 | Line 1
1   #ifndef lint
2 < static const char       RCSid[] = "$Id$";
2 > static const char RCSid[] = "$Id$";
3   #endif
4   /*
5   *  glass.c - simpler shading function for thin glass surfaces.
# Line 66 | Line 66 | register RAY  *r;
66  
67          setcolor(mcolor, m->oargs.farg[0], m->oargs.farg[1], m->oargs.farg[2]);
68  
69 +                                                /* get modifiers */
70 +        raytexture(r, m->omod);
71          if (r->rod < 0.0)                       /* reorient if necessary */
72                  flipsurface(r);
73          mirtest = transtest = 0;
74          mirdist = transdist = r->rot;
75 <                                                /* get modifiers */
76 <        raytexture(r, m->omod);
75 <        if (hastexture = DOT(r->pert,r->pert) > FTINY*FTINY)
75 >                                                /* perturb normal */
76 >        if ( (hastexture = (DOT(r->pert,r->pert) > FTINY*FTINY)) ) {
77                  pdot = raynormal(pnorm, r);
78 <        else {
78 >        } else {
79                  VCOPY(pnorm, r->ron);
80                  pdot = r->rod;
81          }

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