//
// ********************************************************************
// * DISCLAIMER                                                       *
// *                                                                  *
// * The following disclaimer summarizes all the specific disclaimers *
// * of contributors to this software. The specific disclaimers,which *
// * govern, are listed with their locations in:                      *
// *   http://cern.ch/geant4/license                                  *
// *                                                                  *
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// * institutes,nor the agencies providing financial support for this *
// * work  make  any representation or  warranty, express or implied, *
// * regarding  this  software system or assume any liability for its *
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// *                                                                  *
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// * GEANT4 collaboration.                                            *
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//
//
// $Id: EventAction.cc,v 1.3 2004/03/15 11:09:36 maire Exp $
// GEANT4 tag $Name: geant4-06-02 $
//
// 

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#include "EventAction.hh"

#include "EventActionMessenger.hh"

#include "G4Event.hh"
#include "G4TrajectoryContainer.hh"
#include "G4Trajectory.hh"
#include "G4VVisManager.hh"
#include "G4UnitsTable.hh"

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EventAction::EventAction()
:drawFlag("none"),printModulo(10000),eventMessenger(0)
{
  eventMessenger = new EventActionMessenger(this);
}

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EventAction::~EventAction()
{
  delete eventMessenger;
}

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void EventAction::BeginOfEventAction(const G4Event* evt)
{
 G4int evtNb = evt->GetEventID();
 
 //printing survey
 if (evtNb%printModulo == 0) 
    G4cout << "\n---> Begin of Event: " << evtNb << G4endl;
 
 //additional initializations            
 TotalEnergyDeposit = 0.;
}

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void EventAction::EndOfEventAction(const G4Event* evt)
{
  if (drawFlag != "none") G4cout << " Energy deposit: "
                                 << G4BestUnit(TotalEnergyDeposit,"Energy")
                                 << G4endl;

  if (G4VVisManager::GetConcreteInstance())
  {
   G4TrajectoryContainer* trajectoryContainer = evt->GetTrajectoryContainer();
   G4int n_trajectories = 0;
   if (trajectoryContainer) n_trajectories = trajectoryContainer->entries();  
   for(G4int i=0; i<n_trajectories; i++) 
      { G4Trajectory* trj = (G4Trajectory*)
                                       ((*(evt->GetTrajectoryContainer()))[i]);
        if (drawFlag == "all") trj->DrawTrajectory(1000);
        else if ((drawFlag == "charged")&&(trj->GetCharge() != 0.))
                               trj->DrawTrajectory(1000); 
      }
  }
}

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