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25 //
26 /// \file eventgenerator/HepMC/HepMCEx01/src/ExN04SteppingAction.cc
27 /// \brief Implementation of the ExN04SteppingAction class
28 //
29 //
30
31 #include "ExN04SteppingAction.hh"
32
33 #include "G4ParticleDefinition.hh"
34 #include "G4ParticleTypes.hh"
35 #include "G4Step.hh"
36 #include "G4StepPoint.hh"
37 #include "G4SteppingManager.hh"
38 #include "G4Track.hh"
39 #include "G4TrackStatus.hh"
40 #include "G4VPhysicalVolume.hh"
41
42 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
43 ExN04SteppingAction::ExN04SteppingAction() : G4UserSteppingAction() {}
44
45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
46 ExN04SteppingAction::~ExN04SteppingAction() {}
47
48 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
49 void ExN04SteppingAction::UserSteppingAction(const G4Step* theStep)
50 {
51 G4Track* theTrack = theStep->GetTrack();
52
53 // check if it is alive
54 if (theTrack->GetTrackStatus() != fAlive) {
55 return;
56 }
57
58 // check if it is primary
59 if (theTrack->GetParentID() != 0) {
60 return;
61 }
62
63 // check if it is NOT muon
64 G4ParticleDefinition* particleType = theTrack->GetDefinition();
65 if ((particleType == G4MuonPlus::MuonPlusDefinition())
66 || (particleType == G4MuonMinus::MuonMinusDefinition()))
67 {
68 return;
69 }
70
71 // check if it is entering to the calorimeter volume
72 G4StepPoint* thePrePoint = theStep->GetPreStepPoint();
73 G4VPhysicalVolume* thePrePV = thePrePoint->GetPhysicalVolume();
74 G4String thePrePVname = thePrePV->GetName();
75 if (thePrePVname.substr(0, 4) == "calo") {
76 return;
77 }
78 G4StepPoint* thePostPoint = theStep->GetPostStepPoint();
79 G4VPhysicalVolume* thePostPV = thePostPoint->GetPhysicalVolume();
80 G4String thePostPVname = thePostPV->GetName();
81 if (thePostPVname.substr(0, 4) != "calo") {
82 return;
83 }
84
85 // then suspend the track
86 theTrack->SetTrackStatus(fSuspend);
87 }
88