Geant4 Cross Reference

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Geant4/examples/extended/exoticphysics/channeling/ch3/src/SteppingAction.cc

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 26 //
 27 /// \file SteppingAction.cc
 28 /// \brief Implementation of the SteppingAction class
 29 
 30 #include "SteppingAction.hh"
 31 #include "DetectorConstruction.hh"
 32 
 33 #include "G4Step.hh"
 34 #include "G4Event.hh"
 35 #include "G4RunManager.hh"
 36 #include "G4LogicalVolume.hh"
 37 #include <CLHEP/Units/SystemOfUnits.h>
 38 
 39 #include "G4AnalysisManager.hh"
 40 
 41 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 42 
 43 void SteppingAction::UserSteppingAction(const G4Step* step)
 44 {
 45 
 46     G4String volumeName = step->GetPreStepPoint()->GetTouchableHandle()
 47                             ->GetVolume()->GetName();
 48 
 49     //if a particle enters the detector volume
 50     if (step->GetPreStepPoint()-> GetStepStatus()==G4StepStatus::fGeomBoundary&&
 51         volumeName=="Detector")
 52     {
 53         G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
 54 
 55         //e- spectrum
 56         if(step->GetTrack()->GetDefinition()->GetParticleName()=="e-")
 57         {
 58             //coordinate in the horizontal plane
 59             G4double eElectron = step->GetPreStepPoint()->GetTotalEnergy()/CLHEP::GeV;
 60 
 61             //filling histogram
 62             analysisManager->FillH1(0, eElectron);
 63         }
 64 
 65         //e+ spectrum
 66         if(step->GetTrack()->GetDefinition()->GetParticleName()=="e+")
 67         {
 68             //coordinate in the horizontal plane
 69             G4double ePositron = step->GetPreStepPoint()->GetTotalEnergy()/CLHEP::GeV;
 70 
 71             //filling histogram
 72             analysisManager->FillH1(1, ePositron);
 73         }
 74 
 75         //gamma spectrum
 76         if(step->GetTrack()->GetDefinition()->GetParticleName()=="gamma")
 77         {
 78             //coordinate in the horizontal plane
 79             G4double eGamma = step->GetPreStepPoint()->GetTotalEnergy()/CLHEP::GeV;
 80 
 81             //filling histogram
 82             analysisManager->FillH1(2, eGamma);
 83         }
 84     }
 85 }
 86 
 87 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 88 
 89 //}
 90