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/// \file electromagnetic/TestEm18/src/TrackingAction.cc
/// \brief Implementation of the TrackingAction class
//
//
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#include "TrackingAction.hh"

#include "RunAction.hh"
#include "HistoManager.hh"

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TrackingAction::TrackingAction(RunAction* runaction)
:G4UserTrackingAction(), fRunAction(runaction)
{ 
  fEkin1 = 0.;
}

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void TrackingAction::PreUserTrackingAction(const G4Track* track)
{
  if (track->GetTrackID() == 1) fEkin1 = track->GetKineticEnergy();
}

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void TrackingAction::PostUserTrackingAction(const G4Track* track)
{
  // energy balance of primary particle
  if (track->GetTrackID() == 1) {
    G4double Ekin2 = track->GetKineticEnergy();
    G4double dElost = fEkin1 - Ekin2;
    fRunAction->EnergyBalance(dElost);
    G4AnalysisManager::Instance()->FillH1(8,dElost);
  }
}

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