CMSSW Reference Manual

00001 #ifndef Tracker_SiLinearChargeDivider_H
00002 #define Tracker_SiLinearChargeDivider_H
00003 
00004 #include "FWCore/ParameterSet/interface/ParameterSet.h"
00005 
00006 #include "SimTracker/SiStripDigitizer/interface/SiChargeDivider.h"
00007 #include "SimTracker/Common/interface/SiG4UniversalFluctuation.h"
00008 #include "SimDataFormats/TrackingHit/interface/PSimHit.h"
00009 #include "Geometry/TrackerGeometryBuilder/interface/StripGeomDetUnit.h"
00010 #include "Geometry/CommonTopologies/interface/StripTopology.h"
00011 
00012 #include "SimGeneral/HepPDTRecord/interface/ParticleDataTable.h"
00013 
00014 namespace CLHEP{
00015   class HepRandomEngine;
00016 }
00017 
00022 class SiLinearChargeDivider : public SiChargeDivider{
00023  public:
00024 
00025   SiLinearChargeDivider(const edm::ParameterSet& conf, CLHEP::HepRandomEngine&);
00026 
00027   virtual ~SiLinearChargeDivider();
00028 
00029   SiChargeDivider::ionization_type divide(const PSimHit&, const LocalVector&, double, const StripGeomDetUnit& det);
00030   float driftXPos(const Local3DPoint&, const LocalVector&, double);
00031 
00032   void setParticleDataTable(const ParticleDataTable * pdt);
00033   
00034  private:
00035   edm::ParameterSet conf_;
00036   CLHEP::HepRandomEngine& rndEngine;
00037   float PeakShape(const PSimHit&, const StripGeomDetUnit& det);
00038   float DeconvolutionShape( const PSimHit&, const StripGeomDetUnit& det);
00039   float TimeResponse( const PSimHit&, const StripGeomDetUnit& det); 
00040   void fluctuateEloss(int particleId, float momentum, float eloss, float length, int NumberOfSegmentation, float elossVector[]);   
00041   bool peakMode;
00042   bool fluctuateCharge;
00043   double timeResPeak, timeResDeco;
00044   int  chargedivisionsPerStrip;
00045   double deltaCut ;
00046   double cosmicShift;
00047   SiG4UniversalFluctuation* fluctuate; 
00048   const ParticleDataTable * theParticleDataTable;
00049 
00050 };
00051 
00052 #endif
SiLinearChargeDivider.h
