diff -u -r1.9 -r1.10
--- CalorimeterHitPlots.java	20 Aug 2005 05:24:18 -0000	1.9
+++ CalorimeterHitPlots.java	20 Aug 2005 20:47:58 -0000	1.10
@@ -31,6 +31,7 @@

     ICloud1D mcpSingleContribPDG;
     ICloud1D hitCorrectedEnergy;
     ICloud2D hitRawVsCorrectedEnergy;

+    ICloud1D mcpMissing;

     
     List<SimCalorimeterHit> hits;
     

@@ -56,6 +57,7 @@

         mcpSingleContribPDG     = aida.cloud1D(makePlotName("MCParticle Single Contribution PDGID"));
         hitCorrectedEnergy      = aida.cloud1D(makePlotName("Hit Corrected Energy"));
         hitRawVsCorrectedEnergy = aida.cloud2D(makePlotName("Hit Raw vs Corrected Energy"));

+        mcpMissing              = aida.cloud1D(makePlotName("Missing MCParticle Contribution"));

     }
     
     public void fill()

@@ -74,10 +76,16 @@

             EventHeader.LCMetaData metadata = eventHeader.getMetaData(hits);
             IDDecoder decoder = metadata.getIDDecoder();
             SegmentationBase segmentation = (SegmentationBase)decoder;

-            

+            int mcpMissingCount = 0;

             for ( SimCalorimeterHit hit : hits)
             {
                 decoder.setID(hit.getCellID());

+                
+                /* missing mcp? */
+                if ( hit.getMCParticleCount() ==  0 )
+                {
+                    mcpMissingCount += 1;
+                }

  
                 /* segmentation plots */
                 if ( segmentation instanceof ProjectiveCylinder ||

@@ -119,14 +127,20 @@

                 {
                     MCParticle mcp = hit.getMCParticle(i);
                     int pdg = mcp.getPDGID();

+                    
+                    /* PDG of MCP */

                     mcpPDG.fill(pdg);
                 }
                 
                 if (nmcp == 1)
                 {

+                    /* PDG of single MCP contrib */

                     mcpSingleContribPDG.fill(hit.getMCParticle(0).getPDGID());
                 }
             }

+
+            /* missing MCP */
+            mcpMissing.fill(mcpMissingCount);

         }
     }
 }

diff -u -r1.2 -r1.3
--- TrackerHitPlots.java	20 Aug 2005 20:40:20 -0000	1.2
+++ TrackerHitPlots.java	20 Aug 2005 20:47:59 -0000	1.3
@@ -8,6 +8,7 @@

 import java.util.List;
 
 import hep.aida.ICloud1D;

+import org.lcsim.event.EventHeader.LCMetaData;

 import org.lcsim.event.SimTrackerHit;
 
 /**