diff -u -r1.18 -r1.19
--- SeedTracker.java	28 Feb 2011 19:52:02 -0000	1.18
+++ SeedTracker.java	7 Jul 2011 20:54:37 -0000	1.19
@@ -13,6 +13,7 @@

 import java.util.List;
 
 import java.util.Set;

+import org.lcsim.detector.ITransform3D;

 import org.lcsim.event.EventHeader;
 import org.lcsim.event.MCParticle;
 import org.lcsim.fit.helicaltrack.HelicalTrackHit;

@@ -216,6 +217,10 @@

         _inputCol = name;
     }
 

+     public void setMaterialManagerTransform(ITransform3D _detToTrk) {
+        _materialmanager.setTransform(_detToTrk);
+    }
+

     /**
      * Set the maximum number of fits used to confirm or extend a seed.
      *