Gabriele Cosmo
89 lines
3.6 KiB
C++
89 lines
3.6 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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// Rich advanced example for Geant4
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// PadHpdPhotoElectricEffect.hh for Rich of LHCb
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// History:
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// Created: Sajan Easo (Sajan.Easo@cern.ch)
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// Revision and changes: Patricia Mendez (Patricia.Mendez@cern.ch)
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/////////////////////////////////////////////////////////////////////////////
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#ifndef PadHpdPhotoElectricEffect_h
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#define PadHpdPhotoElectricEffect_h 1
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#include "G4ios.hh"
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#include "globals.hh"
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#include "Randomize.hh"
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#include "G4VDiscreteProcess.hh"
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#include "G4PhotoElectricEffect.hh"
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#include "G4DynamicParticle.hh"
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#include "G4OpticalPhoton.hh"
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#include "G4Electron.hh"
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#include "G4Step.hh"
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#include "RichTbMaterialParameters.hh"
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class RichTbAnalysisManager;
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class RichTbRunConfig;
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class PadHpdPhotoElectricEffect : public G4VDiscreteProcess {
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public:
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PadHpdPhotoElectricEffect(const G4String&,RichTbRunConfig* );
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virtual ~PadHpdPhotoElectricEffect();
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G4bool IsApplicable(const G4ParticleDefinition& );
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// is applicable for optical photon only
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G4double GetMeanFreePath(const G4Track& ,
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G4double ,
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G4ForceCondition* condition);
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//returns infinity (max integer possible) . This means the process does
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// not limit the step, but sets the Forced condition for the DoIt to be
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// invoked at every step. But only at the boundary between Hpd quartz
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// window and the Hpd photocathode any action be taken.
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G4VParticleChange* PostStepDoIt(const G4Track& aTrack,
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const G4Step& aStep);
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//The method for implementing the HpdPhotoelectric effect.
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G4double getHpdQEff(G4int, G4double);
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// To interpolate the QE from QE data.
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G4double getHpdPhElectronKE()
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{return HpdPhElectronKE; }
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G4double getPhCathodeToSilDetDist()
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{return PhCathodeToSilDetDist; }
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G4double getHpdDemag(G4int hpdnum) {return DemagnificationFactor[hpdnum]; }
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private:
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// RichTbAnalysisManager* rAnalysisPhy;
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RichTbRunConfig* rConfig;
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G4String PrePhotoElectricVolName;
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G4String PostPhotoElectricVolName;
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G4double HpdPhElectronKE;
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G4double PhCathodeToSilDetDist;
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G4double PSFsigma;
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std::vector<G4double>DemagnificationFactor;
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std::vector<G4double>DemagnificationQuadFactor;
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std::vector<std::vector<G4double> >HpdQE;
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std::vector<std::vector<G4double> >HpdWabin;
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};
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#endif
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