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/// \file hadronic/Hadr02/src/StackingAction.cc
/// \brief Implementation of the StackingAction class
//
// $Id: StackingAction.cc 81932 2014-06-06 15:39:45Z gcosmo $
//
/////////////////////////////////////////////////////////////////////////
//
// StackingAction
//
// Created: 31.04.2006 V.Ivanchenko
//
// Modified:
//
////////////////////////////////////////////////////////////////////////
// 

#include "StackingAction.hh"

#include "HistoManager.hh"
#include "StackingMessenger.hh"

#include "G4Track.hh"
#include "G4SystemOfUnits.hh"


//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

StackingAction::StackingAction()
 : G4UserStackingAction(),
   fHistoManager(0),
   fStackMessenger(0),
   fKillAll(true),
   fKillEM(true)
{
  fStackMessenger = new StackingMessenger(this);
  fHistoManager   = HistoManager::GetPointer();
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

StackingAction::~StackingAction()
{
  delete fStackMessenger;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

G4ClassificationOfNewTrack
StackingAction::ClassifyNewTrack(const G4Track* track)
{
  G4ClassificationOfNewTrack status = fUrgent;

  fHistoManager->ScoreNewTrack(track);

  if (fHistoManager->GetVerbose() > 1 ) {
    G4cout << "Track #"
           << track->GetTrackID() << " of " 
           << track->GetDefinition()->GetParticleName()
           << " E(MeV)= " << track->GetKineticEnergy()/MeV
           << " ID= " << track->GetParentID()
           << G4endl;
  }
  if (track->GetTrackID() == 1) { return status; }

  //stack or delete secondaries
  if (fKillAll)  { status = fKill; }
  else if(fKillEM && track->GetDefinition()->GetPDGMass() < MeV) 
    { status = fKill; }

  return status;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
