Activation/src/SteppingAction.cc

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0025 //
0026 /// \file SteppingAction.cc
0027 /// \brief Implementation of the SteppingAction class
0028
0029 #include "SteppingAction.hh"
0030
0031 #include "DetectorConstruction.hh"
0032 #include "EventAction.hh"
0033 #include "HistoManager.hh"
0034 #include "Run.hh"
0035
0036 #include "G4RunManager.hh"
0037
0038 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0039
0040 SteppingAction::SteppingAction(DetectorConstruction* det, EventAction* event)
0041   : fDetector(det), fEventAction(event)
0042 {}
0043
0044 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0045
0046 void SteppingAction::UserSteppingAction(const G4Step* aStep)
0047 {
0048   // count processes
0049   //
0050   const G4StepPoint* endPoint = aStep->GetPostStepPoint();
0051   const G4VProcess* process = endPoint->GetProcessDefinedStep();
0052   Run* run = static_cast<Run*>(G4RunManager::GetRunManager()->GetNonConstCurrentRun());
0053   run->CountProcesses(process);
0054
0055   // energy deposit
0056   //
0057   G4double edepStep = aStep->GetTotalEnergyDeposit();
0058   if (edepStep <= 0.) return;
0059   fEventAction->AddEdep(edepStep);
0060
0061   // longitudinal profile of deposited energy
0062   // randomize point of energy deposition
0063   //
0064   G4ThreeVector prePoint = aStep->GetPreStepPoint()->GetPosition();
0065   G4ThreeVector postPoint = aStep->GetPostStepPoint()->GetPosition();
0066   G4ThreeVector point = prePoint + G4UniformRand() * (postPoint - prePoint);
0067   G4double x = point.x();
0068   G4double xshifted = x + 0.5 * fDetector->GetAbsorThickness();
0069   G4AnalysisManager* analysisManager = G4AnalysisManager::Instance();
0070   analysisManager->FillH1(2, xshifted, edepStep);
0071 }
0072
0073 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......