diff -u -r1.24 -r1.25
--- PolyhedraEndcapCalorimeter.java	13 Feb 2009 09:47:49 -0000	1.24
+++ PolyhedraEndcapCalorimeter.java	6 May 2010 18:27:46 -0000	1.25
@@ -84,13 +84,12 @@

         double zmin = dimensions.getAttribute("zmin").getDoubleValue();
         double rmin = dimensions.getAttribute("rmin").getDoubleValue();
         double rmax = dimensions.getAttribute("rmax").getDoubleValue();

+                

         int numsides = dimensions.getAttribute("numsides").getIntValue();

-
-        // Rotation of polyhedra into correct frame.
-        //double zrot = Math.PI / numsides;
-        //Rotation envelopeRotation = new Rotation(detName + "_rotation");
-        //envelopeRotation.setZ(zrot);
-        //define.addRotation(envelopeRotation);

+        
+        // Geant4 interprets rmax as the distance to the polygonal flat.
+        // we want to interpret this as the distance to the point.
+        rmax = rmax*Math.cos(Math.PI/numsides);

 
         LayerStack layers = Layering.makeLayering(this.node).getLayerStack();