diff -N SvtHitCorrelations.java
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ SvtHitCorrelations.java	24 May 2012 19:26:12 -0000	1.1
@@ -0,0 +1,196 @@

+package org.lcsim.hps.users.omoreno;
+
+//--- java ---//
+import java.util.ArrayList;
+import java.util.List;
+
+//--- org.lcsim ---//
+import org.lcsim.util.Driver;
+import org.lcsim.util.aida.AIDA;
+import org.lcsim.detector.tracker.silicon.SiSensor;
+import org.lcsim.event.EventHeader;
+import org.lcsim.event.RawTrackerHit;
+import org.lcsim.geometry.Detector;
+
+//--- hps-java ---//
+import org.lcsim.hps.monitoring.AIDAFrame;
+import org.lcsim.hps.recon.tracking.SvtUtils;
+
+//--- aida ---//
+import hep.aida.IPlotter;
+
+/**
+ * 
+ * @author Omar Moreno
+ * @version $Id: SvtHitCorrelations.java,v 1.1 2012/05/24 19:26:12 omoreno Exp $
+ *
+ */
+public class SvtHitCorrelations extends Driver {
+
+	private AIDA aida;
+	private List<AIDAFrame> frames = new ArrayList<AIDAFrame>();
+	private List<IPlotter> plotters = new ArrayList<IPlotter>();
+	
+    private String rawTrackerHitCollectionName = "SVTRawTrackerHits";
+    boolean taa = true;
+    boolean tas = true;
+    boolean baa = true;
+    boolean bas = true;
+    
+    
+	protected void detectorChanged(Detector detector){
+		
+		aida = AIDA.defaultInstance();
+		aida.tree().cd("/");
+		
+		for(int index = 0; index < 4; index++) frames.add(new AIDAFrame());
+	
+		frames.get(0).setTitle("Top Correlation Plots: Axial vs Axial");
+		frames.get(1).setTitle("Top Correlation Plots: Axial vs Stereo");
+		frames.get(2).setTitle("Bottom Correlation Plots: Axial vs Axial");
+		frames.get(3).setTitle("Bottom Correlation Plots: Axial vs Stereo");
+
+		int nPlotters = 0;
+		String plotName;
+		
+		// Create top volume axial plots
+		if(taa){
+			for(int layer1 = 1; layer1 <= 5; layer1++ ){
+				for(int layer2 = 1; layer2 <= 5; layer2++){
+					plotName = "Top Channel Correlation: Axial Layer " + layer1 + " vs Axial Layer " + layer2;
+					plotters.add(aida.analysisFactory().createPlotterFactory().create(plotName));
+					plotters.get(nPlotters).region(0).plot(aida.histogram2D(plotName, 320, 0, 639, 320, 0, 639));
+					plotters.get(nPlotters).region(0).style().setParameter("hist2DStyle", "colorMap");
+					plotters.get(nPlotters).region(0).style().dataStyle().fillStyle().setParameter("colorMapScheme", "rainbow");
+					plotters.get(nPlotters).style().statisticsBoxStyle().setVisible(false);
+					frames.get(0).addPlotter(plotters.get(nPlotters));
+					nPlotters++;
+				}
+			}
+		}
+		
+		if(tas){
+			for(int layer1 = 1; layer1 <= 5; layer1++ ){
+				for(int layer2 = 1; layer2 <= 5; layer2++){
+					plotName = "Top Channel Correlation: Axial Layer " + layer1 + " vs Stereo Layer " + layer2;
+					plotters.add(aida.analysisFactory().createPlotterFactory().create(plotName));
+					plotters.get(nPlotters).region(0).plot(aida.histogram2D(plotName, 320, 0, 639, 320, 0, 639));
+					plotters.get(nPlotters).region(0).style().setParameter("hist2DStyle", "colorMap");
+					plotters.get(nPlotters).region(0).style().dataStyle().fillStyle().setParameter("colorMapScheme", "rainbow");
+					plotters.get(nPlotters).style().statisticsBoxStyle().setVisible(false);
+					frames.get(1).addPlotter(plotters.get(nPlotters));
+					nPlotters++;
+				}
+			}
+		}
+	
+		// Create bottom volume axial plots
+		if(baa){
+			for(int layer1 = 1; layer1 <= 5; layer1++ ){
+				for(int layer2 = 1; layer2 <= 5; layer2++){
+					plotName = "Bottom Channel Correlation: Axial Layer " + layer1 + " vs Axial Layer " + layer2;
+					plotters.add(aida.analysisFactory().createPlotterFactory().create(plotName));
+					plotters.get(nPlotters).region(0).plot(aida.histogram2D(plotName, 320, 0, 639, 320, 0, 639));
+					plotters.get(nPlotters).region(0).style().setParameter("hist2DStyle", "colorMap");
+					plotters.get(nPlotters).region(0).style().dataStyle().fillStyle().setParameter("colorMapScheme", "rainbow");
+					plotters.get(nPlotters).style().statisticsBoxStyle().setVisible(false);
+					frames.get(2).addPlotter(plotters.get(nPlotters));
+					nPlotters++;
+				}
+			}
+		}
+		
+		if(bas){
+			for(int layer1 = 1; layer1 <= 5; layer1++ ){
+				for(int layer2 = 1; layer2 <= 5; layer2++){
+					plotName = "Bottom Channel Correlation: Axial Layer " + layer1 + " vs Stereo Layer " + layer2;
+					plotters.add(aida.analysisFactory().createPlotterFactory().create(plotName));
+					plotters.get(nPlotters).region(0).plot(aida.histogram2D(plotName, 320, 0, 639, 320, 0, 639));
+					plotters.get(nPlotters).region(0).style().setParameter("hist2DStyle", "colorMap");
+					plotters.get(nPlotters).region(0).style().dataStyle().fillStyle().setParameter("colorMapScheme", "rainbow");
+					plotters.get(nPlotters).style().statisticsBoxStyle().setVisible(false);
+					frames.get(3).addPlotter(plotters.get(nPlotters));
+					nPlotters++;
+				}
+			}
+		}
+		
+		for(AIDAFrame frame : frames){
+        	frame.pack();
+        	frame.setVisible(true);
+        }
+	}
+	
+	/**
+	 * 
+	 */
+	public void setEnableTopAxialAxial(boolean flag){
+		this.taa = flag;
+	}
+	
+	/**
+	 * 
+	 */
+	public void setEnableTopAxialStereo(boolean flag){
+		this.tas = flag;
+	}
+	
+	/**
+	 * 
+	 */
+	public void setEnableBottomAxialAxial(boolean flag){
+		this.baa = flag;
+	}
+	
+	/**
+	 * 
+	 */
+	public void setEnableBottomAxialStereo(boolean flag){
+		this.bas = flag;
+	}
+
+	public void process(EventHeader event){
+		
+		if(!event.hasCollection(RawTrackerHit.class, rawTrackerHitCollectionName)){
+			System.out.println(this.getClass().getSimpleName() + ": Event does not have RawTrackerHits, skipping event ...");
+			return;
+		}
+	
+		List<RawTrackerHit> rawHits = event.get(RawTrackerHit.class, rawTrackerHitCollectionName);
+		
+		for(RawTrackerHit rawHit1 : rawHits){
+	
+			SiSensor sensor1 = (SiSensor) rawHit1.getDetectorElement();
+			int layer1 = (int) Math.ceil(((double) SvtUtils.getInstance().getLayerNumber(sensor1))/2);
+			int channel1 = rawHit1.getIdentifierFieldValue("strip");
+			
+			for(RawTrackerHit rawHit2 : rawHits){
+			
+				SiSensor sensor2 = (SiSensor) rawHit2.getDetectorElement();
+				int layer2 = (int) Math.ceil(((double) SvtUtils.getInstance().getLayerNumber(sensor2))/2);
+				int channel2 = rawHit2.getIdentifierFieldValue("strip");
+			
+				if(SvtUtils.getInstance().isTopLayer(sensor1) && SvtUtils.getInstance().isTopLayer(sensor2)){
+					if(SvtUtils.getInstance().isAxial(sensor1) && SvtUtils.getInstance().isAxial(sensor2) && taa){
+						String plotName = "Top Channel Correlation: Axial Layer " + layer1 + " vs Axial Layer " + layer2;
+						aida.histogram2D(plotName).fill(channel1, channel2);
+					} else if(SvtUtils.getInstance().isAxial(sensor1) && !SvtUtils.getInstance().isAxial(sensor2) && tas){
+						String plotName = "Top Channel Correlation: Axial Layer " + layer1 + " vs Stereo Layer " + layer2;
+						aida.histogram2D(plotName).fill(channel1, channel2);
+					}
+				} else if(!SvtUtils.getInstance().isTopLayer(sensor1) && !SvtUtils.getInstance().isTopLayer(sensor2) && baa){
+					if(SvtUtils.getInstance().isAxial(sensor1) && SvtUtils.getInstance().isAxial(sensor2)){
+						String plotName = "Bottom Channel Correlation: Axial Layer " + layer1 + " vs Axial Layer " + layer2;
+						aida.histogram2D(plotName).fill(channel1, channel2);
+					} else if(SvtUtils.getInstance().isAxial(sensor1) && !SvtUtils.getInstance().isAxial(sensor2) && bas){
+						String plotName = "Bottom Channel Correlation: Axial Layer " + layer1 + " vs Stereo Layer " + layer2;
+						aida.histogram2D(plotName).fill(channel1, channel2);
+					}
+				}
+			}
+		}
+	}
+	
+	
+
+}