B4bSteppingAction.cc

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#include "B4bSteppingAction.hh"
#include "B4bRunData.hh"
#include "B4DetectorConstruction.hh"

#include "G4Step.hh"
#include "G4RunManager.hh"

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B4bSteppingAction::B4bSteppingAction(
                      const B4DetectorConstruction* detectorConstruction)
  : G4UserSteppingAction(),
    fDetConstruction(detectorConstruction)
{
}

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B4bSteppingAction::~B4bSteppingAction()
{ 
}

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void B4bSteppingAction::UserSteppingAction(const G4Step* step)
{
// Collect energy and track length step by step

  // get volume of the current step
  auto volume = step->GetPreStepPoint()->GetTouchableHandle()->GetVolume();
  
  // energy deposit
  auto edep = step->GetTotalEnergyDeposit();
  
  // step length
  G4double stepLength = 0.;
  if ( step->GetTrack()->GetDefinition()->GetPDGCharge() != 0. ) {
    stepLength = step->GetStepLength();
  }
      
  auto runData = static_cast<B4bRunData*>
    (G4RunManager::GetRunManager()->GetNonConstCurrentRun());

  if ( volume == fDetConstruction->GetAbsorberPV() ) {
    runData->Add(kAbs, edep, stepLength);
  }
  
  if ( volume == fDetConstruction->GetGapPV() ) {
    runData->Add(kGap, edep, stepLength);
  }
}

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