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// This is the modified version of the example electromagnetic/TestEm7/src/PrimaryGeneratorAction.cc

#include "PrimaryGeneratorAction.hh"
#include "DetectorConstruction.hh"
#include "G4Event.hh"
#include "G4ParticleGun.hh"
#include "G4GeneralParticleSource.hh"
#include "G4ParticleTable.hh"
#include "G4ParticleDefinition.hh"
#include "G4SystemOfUnits.hh"
#include "Randomize.hh"


PrimaryGeneratorAction::PrimaryGeneratorAction(DetectorConstruction* det)
:G4VUserPrimaryGeneratorAction(),                                              
 fParticleGun(0),
 fDetector(det),
 fEbeamCumul(0)
{
  fParticleGun = new G4GeneralParticleSource();    
}

PrimaryGeneratorAction::~PrimaryGeneratorAction()
{
  delete fParticleGun; 
}

void PrimaryGeneratorAction::SetDefaultPrimaryParticle()
{ 
 
}

void PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
{
  fParticleGun->GeneratePrimaryVertex(anEvent); 
  fEbeamCumul += fParticleGun->GetParticleEnergy();
}