| Geant4 Cross Reference |
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25 //
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 SteppingAction::SteppingAction()
44 {}
45
46 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
47
48 void SteppingAction::UserSteppingAction(const G4Step* step)
49 {
50
51 G4String volumeName = step->GetPreStepPoint()->GetTouchableHandle()
52 ->GetVolume()->GetName();
53
54 //if a particle enters the detector volume
55 if (step->GetPreStepPoint()-> GetStepStatus()==G4StepStatus::fGeomBoundary&&
56 volumeName=="Detector")
57 {
58 G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
59
60 //we are writing only charged particles
61 if(std::abs(step->GetTrack()->GetDefinition()->GetPDGCharge())>DBL_EPSILON)
62 {
63 //coordinate in the horizontal plane
64 G4double x0 = step->GetPreStepPoint()->GetPosition().getX()/CLHEP::mm;
65
66 //filling histogram
67 analysisManager->FillH1(0, x0);
68 }
69
70 //gamma spectrum
71 if(step->GetTrack()->GetDefinition()->GetParticleName()=="gamma")
72 {
73 //coordinate in the horizontal plane
74 G4double eGamma0 = step->GetPreStepPoint()->GetTotalEnergy()/CLHEP::MeV;
75
76 //filling histogram
77 analysisManager->FillH1(1, eGamma0);
78 }
79 }
80 }
81
82 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
83
84 //}
85