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Bug in geometry.cc, plot_S

Hi! 

Here is a one-byte patch:


--- epix-0.8.8a_complete/geometry.cc~	Mon Dec  2 15:18:00 2002
+++ epix-0.8.8a_complete/geometry.cc	Tue Jan 21 17:56:25 2003
@@ -88,7 +88,7 @@
     return (1/(c1*c1+c2*c2+1))*P(2*c1, 2*c2,  c1*c1+c2*c2-1);
 
   else if (sphere_proj_type == STEREO_S && c3 == 0)
-    return (1/(c1*c1+c2*c2+1))*P(2*c1, 2*c2, -c1*c1+c2*c2+1);
+    return (1/(c1*c1+c2*c2+1))*P(2*c1, 2*c2, -c1*c1-c2*c2+1);
 
   else // Return origin on erroneous projection type, which should never occur
     return P(0,0,0);


Thanks for ePiX!
-- 
Jacques L'helgoualc'h