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Comparing ray/src/cv/source.cal (file contents):
Revision 2.8 by gregl, Fri Jul 25 12:08:06 1997 UTC vs.
Revision 2.9 by greg, Sat Feb 22 02:07:23 2003 UTC

# Line 1 | Line 1
1 < { SCCSid "$SunId$ LBL" }
2 <
1 > { RCSid: $Id$ }
2   {
3          Source distribution coordinates (degrees).
4  
# Line 47 | Line 46 | src_phi2 = tri( src_phi, 180 );                { 0-180 }
46   src_phi4 = tri( src_phi, 90 );          { 0-90 }
47  
48                                  { Type B photometry coordinates }
49 < srcB_vert = atan( -Dx/Dz ) / DEGREE;
50 < srcB_horiz = Asin(Dy) / DEGREE;
49 > srcB_vert = atan2( -Dx, Dz ) / DEGREE;
50 > srcB_horiz = atan2( Dy, Dz ) / DEGREE;
51                                  { w/ symmetry }
52   srcB_vert2 = abs( srcB_vert );
53   srcB_horiz2 = abs( srcB_horiz );

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