TestEm11/src/TrackingAction.cc

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0025 //
0026 /// \file electromagnetic/TestEm11/src/TrackingAction.cc
0027 /// \brief Implementation of the TrackingAction class
0028 //
0029 //
0030 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0031 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0032
0033 #include "TrackingAction.hh"
0034
0035 #include "DetectorConstruction.hh"
0036 #include "EventAction.hh"
0037 #include "HistoManager.hh"
0038 #include "Run.hh"
0039
0040 #include "G4PhysicalConstants.hh"
0041 #include "G4Positron.hh"
0042 #include "G4RunManager.hh"
0043 #include "G4StepStatus.hh"
0044 #include "G4Track.hh"
0045
0046 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0047
0048 TrackingAction::TrackingAction(DetectorConstruction* det,EventAction* evt)
0049 :fDetector(det),fEventAct(evt)
0050 { }
0051
0052 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0053
0054 void TrackingAction::PostUserTrackingAction(const G4Track* track)
0055 {
0056   G4int trackID = track->GetTrackID();
0057
0058   G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
0059   Run* run
0060     = static_cast<Run*>(
0061         G4RunManager::GetRunManager()->GetNonConstCurrentRun());
0062
0063   //track length of primary particle or charged secondaries
0064   //
0065   G4double tracklen = track->GetTrackLength();
0066   if (trackID == 1) {
0067     run->AddTrackLength(tracklen);
0068     analysisManager->FillH1(3, tracklen);
0069   } else if (track->GetDefinition()->GetPDGCharge() != 0.)
0070     analysisManager->FillH1(6, tracklen);
0071
0072   //extract projected range of primary particle
0073   //
0074   if (trackID == 1) {
0075     G4double x = track->GetPosition().x() + 0.5*fDetector->GetAbsorSizeX();
0076     run->AddProjRange(x);
0077     analysisManager->FillH1(5, x);
0078   }
0079
0080   //mean step size of primary particle
0081   //
0082   if (trackID == 1) {
0083     G4int nbOfSteps = track->GetCurrentStepNumber();
0084     G4double stepSize = tracklen/nbOfSteps;
0085     run->AddStepSize(nbOfSteps,stepSize);
0086   }
0087
0088   //status of primary particle : absorbed, transmited, reflected ?
0089   //
0090   if (trackID == 1) {
0091     G4int flag = 0;
0092     if (!track->GetNextVolume()) {
0093       if (track->GetMomentumDirection().x() > 0.) flag = 1;
0094       else                                        flag = 2;
0095     }
0096     run->AddTrackStatus(flag);
0097   }
0098
0099   // where are we ?
0100   G4StepStatus status = track->GetStep()->GetPostStepPoint()->GetStepStatus();
0101   if (status == fWorldBoundary) {
0102     G4double eleak = track->GetKineticEnergy();
0103     if (track->GetDefinition() == G4Positron::Positron()) {
0104       eleak += 2*electron_mass_c2;
0105     }
0106     fEventAct->AddEleak(eleak);
0107   }
0108 }
0109
0110 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0111