Geant4  9.6.p02
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SteppingAction.cc
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29 // $Id$
30 //
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33 
34 #include "SteppingAction.hh"
35 #include "DetectorConstruction.hh"
36 #include "PrimaryGeneratorAction.hh"
37 #include "RunAction.hh"
38 #include "HistoManager.hh"
39 
40 #include "G4RunManager.hh"
41 #include "G4PolarizationHelper.hh"
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44 
46  PrimaryGeneratorAction* prim, RunAction* RuAct,
47  HistoManager* Hist)
48 :detector(det), primary(prim), runAction(RuAct), histoManager(Hist)
49 { }
50 
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54 { }
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59 {
60  G4StepPoint* prePoint = aStep->GetPreStepPoint();
61  G4StepPoint* endPoint = aStep->GetPostStepPoint();
62 
63  G4String procName = endPoint->GetProcessDefinedStep()->GetProcessName();
64  runAction->CountProcesses(procName);
65 
66  if (prePoint->GetTouchableHandle()->GetVolume()==detector->GetBox() &&
67  endPoint->GetTouchableHandle()->GetVolume()==detector->GetWorld()) {
68  G4Track* aTrack = aStep->GetTrack();
69  G4String particleName = aTrack->GetDynamicParticle()->GetDefinition()->GetParticleName();
70  // G4cout<<"a "<<particleName<<" left the Box \n";
71  G4ThreeVector position = endPoint->GetPosition();
72  G4ThreeVector direction = endPoint->GetMomentumDirection();
73  G4double kinEnergy = endPoint->GetKineticEnergy();
74 
75  G4ThreeVector beamDirection = primary->GetParticleGun()->GetParticleMomentumDirection();
76  G4double polZ = endPoint->GetPolarization().z();
77 
78  G4double costheta=direction*beamDirection;
79 
80  G4double xdir=direction*G4PolarizationHelper::GetParticleFrameX(beamDirection);
81  G4double ydir=direction*G4PolarizationHelper::GetParticleFrameY(beamDirection);
82 
83  G4double phi=std::atan2(ydir,xdir);
84  histoManager->FillHistos(particleName,kinEnergy,costheta,phi,polZ);
85  runAction->FillData(particleName,kinEnergy,costheta,phi,polZ);
86  }
87 }
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