diff -u -r1.18 -r1.18.2.1
--- ProjectiveCylinder.java	29 Jul 2005 23:08:14 -0000	1.18
+++ ProjectiveCylinder.java	28 Sep 2005 00:13:29 -0000	1.18.2.1
@@ -5,6 +5,7 @@

 import org.lcsim.geometry.layer.Layering;
 import org.lcsim.geometry.util.IDDescriptor;
 import org.lcsim.geometry.util.IDEncoder;

+import org.lcsim.geometry.Layered;

 
 /**
  *

@@ -76,7 +77,7 @@

       {
          int l = values[layerIndex] + i;
 

-         if (l<0 || l>=detector.getLayering().getLayerCount()) continue;

+         if (l<0 || l>= getNumberOfLayers() ) continue;

          encoder.setValue(layerIndex,l);
 
          for (int j=-deltaTheta;j<=deltaTheta;j++)

diff -u -r1.16 -r1.16.2.1
--- ProjectiveZPlane.java	29 Jul 2005 23:08:14 -0000	1.16
+++ ProjectiveZPlane.java	28 Sep 2005 00:13:29 -0000	1.16.2.1
@@ -6,6 +6,7 @@

 import org.jdom.Element;
 import org.lcsim.geometry.util.IDDescriptor;
 import org.lcsim.geometry.util.IDEncoder;

+import org.lcsim.geometry.Layered;

 
 /**
  * @author tonyj

@@ -89,7 +90,7 @@

         {
             int l = values[layerIndex] + i;
             

-            if (l<0 || l>=detector.getLayering().getLayerCount()) continue;

+            if (l<0 || l>= getNumberOfLayers() ) continue;

             encoder.setValue(layerIndex,l);
             
             for (int j=-deltaTheta;j<=deltaTheta;j++)