SteppingAction.cc

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/// \file B1/src/SteppingAction.cc
/// \brief Implementation of the B1::SteppingAction class
 
#include "SteppingAction.hh"
#include "EventAction.hh"
#include "DetectorConstruction.hh"
 
#include "G4Step.hh"
#include "G4Event.hh"
#include "G4RunManager.hh"
#include "G4LogicalVolume.hh"
 
namespace B1
{
 
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SteppingAction::SteppingAction(EventAction* eventAction)
: fEventAction(eventAction)
{}
 
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void SteppingAction::UserSteppingAction(const G4Step* step)
{
  if (!fScoringVolume) {
    const auto detConstruction = static_cast<const DetectorConstruction*>(
      G4RunManager::GetRunManager()->GetUserDetectorConstruction());
    fScoringVolume = detConstruction->GetScoringVolume();
  }
 
  // get volume of the current step
  G4LogicalVolume* volume
    = step->GetPreStepPoint()->GetTouchableHandle()
      ->GetVolume()->GetLogicalVolume();
 
  // check if we are in scoring volume
  if (volume != fScoringVolume) return;
 
  // collect energy deposited in this step
  G4double edepStep = step->GetTotalEnergyDeposit();
  fEventAction->AddEdep(edepStep);
}
 
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}