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//
// $Id: G4UserEventAction.cc,v 1.7 2006/06/29 18:10:31 gunter Exp $
// GEANT4 tag $Name: geant4-08-01-patch-01 $
//

#include "KM3EventAction.hh"
#include "G4Event.hh"
#include "G4EventManager.hh"
#include "G4ParticleTable.hh"
#include "globals.hh"

#include "G4SystemOfUnits.hh"

void KM3EventAction::BeginOfEventAction(const G4Event *) {
  if (!(G4ParticleTable::GetParticleTable()->GetReadiness())) {
    G4String msg;
    msg = " You are instantiating G4UserEventAction BEFORE your\n";
    msg += "G4VUserPhysicsList is instantiated and assigned to G4RunManager.\n";
    msg += " Such an instantiation is prohibited by Geant4 version 8.0. To fix "
           "this problem,\n";
    msg += "please make sure that your main() instantiates G4VUserPhysicsList "
           "AND\n";
    msg += "set it to G4RunManager before instantiating other user action "
           "classes\n";
    msg += "such as G4UserEventAction.";
    G4Exception("G4UserEventAction::G4UserEventAction()", "Event0001",
                FatalException, msg);
  }
  centerPre.clear();
  centerPost.clear();
  enterPre.clear();
  enterPost.clear();
  leavePre.clear();
  leavePost.clear();
  centerMomentum.clear();
  enterMomentum.clear();
  leaveMomentum.clear();
  centerPosition.clear();
  enterPosition.clear();
  leavePosition.clear();
  centerTime.clear();
  enterTime.clear();
  leaveTime.clear();
  stopPosition.clear();
  stopTime.clear();


  G4ThreeVector vzero(0.0, 0.0, 0.0);
  G4double izero;
  izero = 0.0;
  for (G4int ip = 0; ip < numofMuons; ip++) {
    centerPre.push_back(vzero);
    centerPost.push_back(vzero);
    enterPre.push_back(vzero);
    enterPost.push_back(vzero);
    leavePre.push_back(vzero);
    leavePost.push_back(vzero);
    centerMomentum.push_back(izero);
    enterMomentum.push_back(izero);
    leaveMomentum.push_back(izero);
    centerPosition.push_back(vzero);
    enterPosition.push_back(vzero);
    leavePosition.push_back(vzero);
    centerTime.push_back(izero);
    enterTime.push_back(izero);
    leaveTime.push_back(izero);
    stopPosition.push_back(vzero);
    stopTime.push_back(izero);
  }
  //if (useANTARESformat || useAANETformat)
  //  evtAANETWriter->ReadEvent();
}

void KM3EventAction::EndOfEventAction(const G4Event *) {
  // write the momentums, positions and times to out file

    evtAANETWriter->WriteEvent();

}