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root/radiance/ray/src/rt/dielectric.c
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Comparing ray/src/rt/dielectric.c (file contents):
Revision 2.1 by greg, Tue Nov 12 17:09:55 1991 UTC vs.
Revision 2.2 by greg, Fri Oct 2 16:17:04 1992 UTC

# Line 53 | Line 53 | m_dielectric(m, r)     /* color a ray which hit something
53   OBJREC  *m;
54   register RAY  *r;
55   {
56 –        double  sqrt(), pow();
56          double  cos1, cos2, nratio;
57          COLOR  mcolor;
58          double  mabsorp;
# Line 168 | Line 167 | RAY  *r;
167   FVECT  vt;
168   double  tr;
169   {
171 –        double  sqrt();
170          RAY  sray, *entray;
171          FVECT  v1, v2, n1, n2;
172          FVECT  dv, v2Xdv;

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