diff -u -r1.3 -r1.4
--- SVTEventInfo.java	2 May 2012 19:36:23 -0000	1.3
+++ SVTEventInfo.java	3 May 2012 13:50:36 -0000	1.4
@@ -10,6 +10,7 @@

 import org.lcsim.event.EventHeader;
 import org.lcsim.event.RawTrackerHit;
 import org.lcsim.geometry.Detector;

+import org.lcsim.hps.monitoring.Resettable;

 import org.lcsim.util.Driver;
 import org.lcsim.util.aida.AIDA;
 

@@ -17,7 +18,7 @@

  *
  * @author mgraham
  */

-public class SVTEventInfo extends Driver {

+public class SVTEventInfo extends Driver implements Resettable {

 
     private List<IPlotter> plotters = new ArrayList<IPlotter>();
     private AIDA aida = AIDA.defaultInstance();

@@ -155,4 +156,15 @@

             return false;
         return true;
     }

+
+    @Override
+    public void reset() {
+        aida.histogram1D("Total Number of Raw Hits in Top Half").reset();
+        aida.histogram1D("Total Number of Raw Hits in Bottom Half").reset();
+        aida.histogram1D("Number of Layers Hit in Top Half").reset();
+        aida.profile1D("Number of Hits per layer in Top Half").reset();
+        aida.histogram1D("Number of Layers Hit in Bottom Half").reset();
+        aida.profile1D("Number of Hits per layer in Top Half").reset();
+        aida.profile1D("Number of Hits per layer in Bottom Half").reset();
+    }

 }

diff -u -r1.3 -r1.4
--- SVTHitReconstructionPlots.java	2 May 2012 19:36:23 -0000	1.3
+++ SVTHitReconstructionPlots.java	3 May 2012 13:50:36 -0000	1.4
@@ -9,6 +9,7 @@

 import org.lcsim.event.EventHeader;
 import org.lcsim.event.RawTrackerHit;
 import org.lcsim.geometry.Detector;

+import org.lcsim.hps.monitoring.Resettable;

 import org.lcsim.hps.recon.tracking.HPSFittedRawTrackerHit;
 import org.lcsim.hps.recon.tracking.HPSSVTCalibrationConstants;
 import org.lcsim.recon.tracking.digitization.sisim.SiTrackerHitStrip1D;

@@ -19,7 +20,7 @@

  *
  * @author mgraham
  */

-public class SVTHitReconstructionPlots extends Driver {

+public class SVTHitReconstructionPlots extends Driver implements Resettable {

 
     private List<IPlotter> plotters = new ArrayList<IPlotter>();
     private AIDA aida = AIDA.defaultInstance();

@@ -75,7 +76,7 @@

 
         int ns = sensors.size();
         for (int i = 0; i < ns; i++) {

-            IHistogram1D timingPlot = aida.histogram1D(sensors.get(i).getName() + "_timing", 60, -10, 50);

+            IHistogram1D timingPlot = aida.histogram1D(sensors.get(i).getName() + "_timing", 50, 0, 148);

             IHistogram1D amplitudePlot = aida.histogram1D(sensors.get(i).getName() + "_amplitude", 50, 0, 2000.0);
 
             IHistogram1D nrawPlot = aida.histogram1D(sensors.get(i).getName() + "_raw_hits", 10, 0, 9.0);

@@ -149,4 +150,15 @@

         }
 
     }

+
+    @Override
+    public void reset() {
+        int ns = sensors.size();
+        for (int i = 0; i < ns; i++) {
+            aida.histogram1D(sensors.get(i).getName() + "_timing").reset();
+            aida.histogram1D(sensors.get(i).getName() + "_amplitude").reset();
+            aida.histogram1D(sensors.get(i).getName() + "_raw_hits").reset();
+            aida.histogram1D(sensors.get(i).getName() + "_reco_hits").reset();
+        }
+    }

 }

diff -u -r1.6 -r1.7
--- SVTHitPulsePlots.java	2 May 2012 19:36:23 -0000	1.6
+++ SVTHitPulsePlots.java	3 May 2012 13:50:36 -0000	1.7
@@ -7,6 +7,7 @@

 import org.lcsim.event.EventHeader;
 import org.lcsim.event.RawTrackerHit;
 import org.lcsim.geometry.Detector;

+import org.lcsim.hps.monitoring.Resettable;

 import org.lcsim.hps.recon.tracking.HPSSVTCalibrationConstants;
 import org.lcsim.util.Driver;
 import org.lcsim.util.aida.AIDA;

@@ -15,7 +16,7 @@

  *
  * @author mgraham
  */

-public class SVTHitPulsePlots extends Driver {

+public class SVTHitPulsePlots extends Driver implements Resettable{

 
     private List<IPlotter> plotters = new ArrayList<IPlotter>();
     private AIDA aida = AIDA.defaultInstance();

@@ -25,13 +26,14 @@

     private Detector detector = null;
     private IPlotter plotter3;
     private IPlotter plotter2;

+    private List<SiSensor> sensors;

 
     protected void detectorChanged(Detector detector) {
         this.detector = detector;
         aida.tree().cd("/");
 
 

-        List<SiSensor> sensors = detector.getSubdetector(trackerName).getDetectorElement().findDescendants(SiSensor.class);

+        sensors = detector.getSubdetector(trackerName).getDetectorElement().findDescendants(SiSensor.class);

 
 
         IAnalysisFactory fac = aida.analysisFactory();

@@ -94,8 +96,7 @@

         int strip = hit.getIdentifierFieldValue("strip");
         short[] adcVal = hit.getADCValues();
         double ped = HPSSVTCalibrationConstants.getPedestal(sensor, strip);

-        double noise = HPSSVTCalibrationConstants.getNoise(sensor, strip);
-        boolean hitok = true;

+        double noise = HPSSVTCalibrationConstants.getNoise(sensor, strip);        

         for (int i = 0; i < 6; i++) {
             double pedSub = (adcVal[i] - ped);
             aida.histogram2D(sensorName + "_AdcVsChan").fill(pedSub, strip);

@@ -130,4 +131,13 @@

 
         return false;
     }

+
+    @Override
+    public void reset() {
+           int ns = sensors.size();
+        for (int i = 0; i < ns; i++) {
+            aida.histogram2D(sensors.get(i).getName() + "_AdcVsChan").reset();
+            aida.profile1D(sensors.get(i).getName() + "_pulse").reset();
+        }
+    }

 }