Index: trunk/psLib/src/math/psEllipse.c
===================================================================
--- trunk/psLib/src/math/psEllipse.c	(revision 9768)
+++ trunk/psLib/src/math/psEllipse.c	(revision 9773)
@@ -33,5 +33,5 @@
     shape.sx = 1.0 / sqrt(sxr);
     shape.sy = 1.0 / sqrt(syr);
-    shape.sxy = 0.5*r2*sin(2*axes.theta);
+    shape.sxy = 0.5*f2*sin(2*axes.theta);
 
     return shape;