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/// \file biasing/B02/src/B02PrimaryGeneratorAction.cc
/// \brief Implementation of the B02PrimaryGeneratorAction class
//
//
//

#include "globals.hh"

#include "B02PrimaryGeneratorAction.hh"

#include "G4Event.hh"
#include "G4ParticleGun.hh"
#include "G4Neutron.hh"
#include "G4ThreeVector.hh"
#include "G4SystemOfUnits.hh"

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B02PrimaryGeneratorAction::B02PrimaryGeneratorAction()
 : G4VUserPrimaryGeneratorAction(), fParticleGun(0)
{
  G4int n_particle = 1;
  fParticleGun = new G4ParticleGun(n_particle);
  fParticleGun->SetParticleDefinition(G4Neutron::NeutronDefinition());
  fParticleGun->SetParticleEnergy(10.0*MeV);
  fParticleGun->SetParticlePosition(G4ThreeVector(0.0, 0.0, -90.0005*cm));
  fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.0, 0.0, 1.0));
}

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B02PrimaryGeneratorAction::~B02PrimaryGeneratorAction()
{
  delete fParticleGun;
}

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void B02PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
{
  fParticleGun->GeneratePrimaryVertex(anEvent);
}

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