diff -u -r1.3 -r1.4
--- EcalTrackMatch.java	29 Aug 2012 20:49:23 -0000	1.3
+++ EcalTrackMatch.java	4 Sep 2012 23:02:00 -0000	1.4
@@ -18,21 +18,21 @@

 //    private String trackCollectionName = "MatchedTracks";
     Cluster cluster;
     Track matchedTrack;

-    ExtendTrack extrapolator;

+    SvtTrackExtrapolator extrapolator;

     //SvtTrackExtrapolator extrapolator;
     private boolean debug = false;
 
     public EcalTrackMatch() {
         cluster = null;
         matchedTrack = null;

-        extrapolator = new ExtendTrack();

+        extrapolator = new SvtTrackExtrapolator();

         //extrapolator = new SvtTrackExtrapolator();
     }
 
     public EcalTrackMatch(boolean deb) {
         cluster = null;
         matchedTrack = null;

-        extrapolator = new ExtendTrack();

+        extrapolator = new SvtTrackExtrapolator();

         //extrapolator = new SvtTrackExtrapolator();
         debug = deb;
 

@@ -63,12 +63,12 @@

         extrapolator.setTrack(track);
         //extend.setTrack(stEle);
         //Hep3Vector posAtEcal = extend.positionAtEcal();

-        Hep3Vector trk_pos = extrapolator.positionAtEcal();

+        Hep3Vector trk_pos = extrapolator.getTrackPositionAtEcal();

         double dx;
         if (dir == 0) {

-            dx = cluster.getPosition()[0] - trk_pos.y();

+            dx = cluster.getPosition()[0] - trk_pos.x();

         } else {

-            dx = cluster.getPosition()[1] - trk_pos.z();

+            dx = cluster.getPosition()[1] - trk_pos.y();

         }
         if (debug) {
             System.out.println("dist = " + dx + " from cluster to track in " + (dir == 0 ? "X" : "Y") + " to track at " + trk_pos.x() + "," + trk_pos.y() + "," + trk_pos.z());

@@ -81,7 +81,7 @@

         extrapolator.setTrack(track);
         //extend.setTrack(stEle);
         //Hep3Vector posAtEcal = extend.positionAtEcal();

-        Hep3Vector trk_pos = extrapolator.positionAtEcal();

+        Hep3Vector trk_pos = extrapolator.getTrackPositionAtEcal();

         double dx = dX(track);
         double dy = dY(track);
         double dr = Math.sqrt(dx * dx + dy * dy);