TestEm18/src/SteppingAction.cc

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0026 /// \file electromagnetic/TestEm18/src/SteppingAction.cc
0027 /// \brief Implementation of the SteppingAction class
0028 //
0029 //
0030 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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0032
0033 #include "SteppingAction.hh"
0034
0035 #include "EventAction.hh"
0036 #include "HistoManager.hh"
0037 #include "RunAction.hh"
0038
0039 #include "G4ParticleTypes.hh"
0040 #include "G4Step.hh"
0041
0042 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0043
0044 SteppingAction::SteppingAction(RunAction* RA, EventAction* EA) : fRunaction(RA), fEventaction(EA) {}
0045
0046 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0047
0048 void SteppingAction::UserSteppingAction(const G4Step* step)
0049 {
0050   // energy continuously deposited along trajectory
0051   //
0052   G4int trackID = step->GetTrack()->GetTrackID();
0053   G4double Edep = step->GetTotalEnergyDeposit();
0054   if (Edep > 0.) fEventaction->SumEnergyDeposited(trackID, Edep);
0055
0056   // the rest for primary track only
0057   if (trackID > 1) return;
0058
0059   // count processes
0060   //
0061   const G4StepPoint* endPoint = step->GetPostStepPoint();
0062   const G4VProcess* process = endPoint->GetProcessDefinedStep();
0063   G4String procName = process->GetProcessName();
0064   G4int subtype = process->GetProcessSubType();
0065   G4int nbsec = step->GetNumberOfSecondariesInCurrentStep();
0066   if ((subtype == 2) && (nbsec == 0)) procName = "Edep alone";
0067   fRunaction->CountProcesses(procName);
0068
0069   // step size and track length
0070   //
0071   G4double stepSize = step->GetStepLength();
0072   fRunaction->TrackLength(stepSize);
0073   G4AnalysisManager::Instance()->FillH1(1, stepSize);
0074
0075   if (nbsec == 0) return;  // no secondary particles
0076
0077   // energy transfered to secondary particles
0078   //
0079   const std::vector<const G4Track*>* secondaries = step->GetSecondaryInCurrentStep();
0080   G4double Etransfer = 0.;
0081   for (G4int itr = 0; itr < nbsec; itr++) {
0082     const G4Track* trk = (*secondaries)[itr];
0083     const G4ParticleDefinition* particle = trk->GetParticleDefinition();
0084     G4String name = particle->GetParticleName();
0085     G4double energy = trk->GetKineticEnergy();
0086     fRunaction->EnergySpectrumOfSecondaries(name, energy);
0087     G4int ih = 0;
0088     if (particle == G4Gamma::Gamma())
0089       ih = 11;
0090     else if (particle == G4Electron::Electron())
0091       ih = 12;
0092     else if (particle == G4Positron::Positron())
0093       ih = 13;
0094     if (ih > 0) G4AnalysisManager::Instance()->FillH1(ih, energy);
0095     if (subtype == 4) energy = trk->GetTotalEnergy();  //(e+,e-) production
0096     Etransfer += energy;
0097   }
0098   fEventaction->SumEnergyTransfered(process, Etransfer);
0099 }
0100
0101 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......