TestEm14/src/SteppingAction.cc

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0025 //
0026 /// \file SteppingAction.cc
0027 /// \brief Implementation of the SteppingAction class
0028 //
0029 //
0030 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0031 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0032
0033 #include "SteppingAction.hh"
0034
0035 #include "HistoManager.hh"
0036 #include "Run.hh"
0037
0038 #include "G4RunManager.hh"
0039
0040 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0041
0042 void SteppingAction::UserSteppingAction(const G4Step* aStep)
0043 {
0044   const G4StepPoint* endPoint = aStep->GetPostStepPoint();
0045   G4String procName = endPoint->GetProcessDefinedStep()->GetProcessName();
0046
0047   Run* run = static_cast<Run*>(G4RunManager::GetRunManager()->GetNonConstCurrentRun());
0048
0049   G4bool transmit = (endPoint->GetStepStatus() <= fGeomBoundary);
0050   if (transmit) {
0051     run->CountProcesses(procName);
0052   }
0053   else {
0054     // count real processes and sum track length
0055     G4double stepLength = aStep->GetStepLength();
0056     run->CountProcesses(procName);
0057     run->SumTrack(stepLength);
0058   }
0059
0060   // plot final state
0061   //
0062   G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
0063
0064   // scattered primary particle
0065   //
0066   G4int id = 1;
0067   if (aStep->GetTrack()->GetTrackStatus() == fAlive) {
0068     G4double energy = endPoint->GetKineticEnergy();
0069     analysisManager->FillH1(id, energy);
0070
0071     id = 2;
0072     G4ThreeVector direction = endPoint->GetMomentumDirection();
0073     G4double costeta = direction.x();
0074     analysisManager->FillH1(id, costeta);
0075   }
0076
0077   // secondaries
0078   //
0079   const std::vector<const G4Track*>* secondary = aStep->GetSecondaryInCurrentStep();
0080   for (size_t lp = 0; lp < (*secondary).size(); lp++) {
0081     G4double charge = (*secondary)[lp]->GetDefinition()->GetPDGCharge();
0082     if (charge != 0.) {
0083       id = 3;
0084     }
0085     else {
0086       id = 5;
0087     }
0088     G4double energy = (*secondary)[lp]->GetKineticEnergy();
0089     analysisManager->FillH1(id, energy);
0090
0091     ++id;
0092     G4ThreeVector direction = (*secondary)[lp]->GetMomentumDirection();
0093     G4double costeta = direction.x();
0094     analysisManager->FillH1(id, costeta);
0095
0096     // energy tranferred to charged secondaries
0097     if (charge != 0.) {
0098       run->SumeTransf(energy);
0099     }
0100   }
0101
0102   // kill event after first interaction
0103   //
0104   G4RunManager::GetRunManager()->AbortEvent();
0105 }
0106
0107 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......