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25 //
26 /// \file medical/fanoCavity/src/StackingAction.cc
27 /// \brief Implementation of the StackingAction class
28 //
29 //
30 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
31 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
32
33 #include "StackingAction.hh"
34
35 #include "DetectorConstruction.hh"
36 #include "HistoManager.hh"
37 #include "Run.hh"
38 #include "RunAction.hh"
39 #include "StackingMessenger.hh"
40
41 #include "G4EmCalculator.hh"
42 #include "G4RunManager.hh"
43 #include "G4Track.hh"
44
45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
46
47 StackingAction::StackingAction(DetectorConstruction* det) : fDetector(det), fStackMessenger(0)
48 {
49 fMatWall = 0;
50 fZcav = 0.;
51 fEmCal = 0;
52 first = true;
53 fKillTrack = true;
54
55 // create a messenger for this class
56 fStackMessenger = new StackingMessenger(this);
57 }
58
59 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
60
61 StackingAction::~StackingAction()
62 {
63 delete fEmCal;
64 delete fStackMessenger;
65 }
66
67 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
68
69 G4ClassificationOfNewTrack StackingAction::ClassifyNewTrack(const G4Track* track)
70 {
71 // get fDetector informations
72 if (first) {
73 fMatWall = fDetector->GetWallMaterial();
74 fZcav = 0.5 * (fDetector->GetCavityThickness());
75 fEmCal = new G4EmCalculator();
76 first = false;
77 }
78
79 G4ClassificationOfNewTrack status = fUrgent;
80
81 // keep primary particle or neutral
82 //
83 G4ParticleDefinition* particle = track->GetDefinition();
84 G4bool neutral = (particle->GetPDGCharge() == 0.);
85 if ((track->GetParentID() == 0) || neutral) return status;
86
87 Run* run = static_cast<Run*>(G4RunManager::GetRunManager()->GetNonConstCurrentRun());
88
89 // energy spectrum of charged secondaries
90 //
91 G4double energy = track->GetKineticEnergy();
92 run->SumEsecond(energy);
93
94 // kill e- which cannot reach Cavity
95 //
96 G4double position = (track->GetPosition()).z();
97 G4double safe = std::abs(position) - fZcav;
98 G4double range = fEmCal->GetRangeFromRestricteDEDX(energy, particle, fMatWall);
99 if (fKillTrack) {
100 if (range < 0.8 * safe) status = fKill;
101 }
102
103 // histograms
104 //
105 G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
106 analysisManager->FillH1(1, position);
107 analysisManager->FillH1(2, energy);
108 G4ThreeVector direction = track->GetMomentumDirection();
109 analysisManager->FillH1(3, std::acos(direction.z()));
110
111 return status;
112 }
113
114 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
115