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TrackingAction.cc
Go to the documentation of this file. Or view the newest version in sPHENIX GitHub for file TrackingAction.cc
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28 //
29 //
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32 
33 #include "TrackingAction.hh"
34 
35 #include "Run.hh"
36 #include "EventAction.hh"
37 #include "HistoManager.hh"
38 
39 #include "G4RunManager.hh"
40 #include "G4Track.hh"
41 #include "G4StepStatus.hh"
42 #include "G4ParticleTypes.hh"
43 #include "G4IonTable.hh"
44 
45 #include "G4SystemOfUnits.hh"
46 #include "G4UnitsTable.hh"
47 
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49 
51 :G4UserTrackingAction(), fEventAction(event)
52 {
53  fTimeBirth = fTimeEnd = 0.;
54 }
55 
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57 
59 { }
60 
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62 
64 {
65  Run* run = static_cast<Run*>(
67 
69  G4String name = particle->GetParticleName();
70  G4double meanLife = particle->GetPDGLifeTime();
71  G4double ekin = track->GetKineticEnergy();
72  fTimeBirth = track->GetGlobalTime();
73 
74  //count secondary particles
75  if (track->GetTrackID() > 1) run->ParticleCount(name,ekin,meanLife);
76 }
77 
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79 
81 {
82  Run* run = static_cast<Run*>(
84 
86 
87  const G4ParticleDefinition* particle = track->GetParticleDefinition();
88  G4String name = particle->GetParticleName();
89  G4double meanLife = particle->GetPDGLifeTime();
90  G4double ekin = track->GetKineticEnergy();
91  fTimeEnd = track->GetGlobalTime();
92  if ((particle->GetPDGStable())&&(ekin == 0.)) fTimeEnd = DBL_MAX;
93 
94  // count population of ions with meanLife > 0.
95  if ((G4IonTable::IsIon(particle))&&(meanLife != 0.)) {
96  G4int id = run->GetIonId(name);
97  G4double unit = analysis->GetH1Unit(id);
98  G4double tmin = analysis->GetH1Xmin(id)*unit;
99  G4double tmax = analysis->GetH1Xmax(id)*unit;
100  G4double binWidth = analysis->GetH1Width(id)*unit;
101 
102  G4double t1 = std::max(fTimeBirth,tmin);
103  G4double t2 = std::min(fTimeEnd ,tmax);
104  for (G4double time = t1; time<t2; time+= binWidth)
105  analysis->FillH1(id,time);
106  }
107 
108  // keep only emerging particles
109  G4StepStatus status = track->GetStep()->GetPostStepPoint()->GetStepStatus();
110  if (status != fWorldBoundary) return;
111 
112  fEventAction->AddEflow(ekin);
113  run->ParticleFlux(name,ekin);
114 
115  // histograms: energy flow and activities of emerging particles
116 
117  G4int ih1 = 0, ih2 = 0;
118  G4String type = particle->GetParticleType();
119  G4double charge = particle->GetPDGCharge();
120  G4double time = track->GetGlobalTime();
121  if (charge > 3.) {ih1 = 10; ih2 = 20;}
122  else if (particle == G4Gamma::Gamma()) {ih1 = 4; ih2 = 14;}
123  else if (particle == G4Electron::Electron()) {ih1 = 5; ih2 = 15;}
124  else if (particle == G4Positron::Positron()) {ih1 = 5; ih2 = 15;}
125  else if (particle == G4Neutron::Neutron()) {ih1 = 6; ih2 = 16;}
126  else if (particle == G4Proton::Proton()) {ih1 = 7; ih2 = 17;}
127  else if (particle == G4Deuteron::Deuteron()) {ih1 = 8; ih2 = 18;}
128  else if (particle == G4Alpha::Alpha()) {ih1 = 9; ih2 = 19;}
129  else if (type == "nucleus") {ih1 = 10; ih2 = 20;}
130  else if (type == "baryon") {ih1 = 11; ih2 = 21;}
131  else if (type == "meson") {ih1 = 12; ih2 = 22;}
132  else if (type == "lepton") {ih1 = 13; ih2 = 23;};
133  if (ih1 > 0) analysis->FillH1(ih1,ekin);
134  if (ih2 > 0) analysis->FillH1(ih2,time);
135 
136 }
137 
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