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//
// $Id: Tst01PrimaryGeneratorAction.cc,v 1.3 2006/06/29 19:32:08 gunter Exp $
// GEANT4 tag $Name: geant4-09-04-ref-00 $
//

#include "Tst01PrimaryGeneratorAction.hh"

#include "G4Event.hh"
#include "Tst01ParticleGun.hh"
#include "G4ParticleTable.hh"
#include "G4ParticleDefinition.hh"
#include "globals.hh"

Tst01PrimaryGeneratorAction::Tst01PrimaryGeneratorAction()
{
  G4int n_particle = 1;
  particleGun = new Tst01ParticleGun(n_particle);

// default particle

  G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
  G4String particleName;
  G4ParticleDefinition* particle 
    = particleTable->FindParticle(particleName="mu-");
  particleGun->SetParticleDefinition(particle);
  particleGun->SetParticleMomentumDirection(G4ThreeVector(1.,0.,0.));
  particleGun->SetParticleEnergy(1.*GeV);
  particleGun->SetParticlePosition(G4ThreeVector(0.*cm,0.*cm,0.*cm));

}

Tst01PrimaryGeneratorAction::~Tst01PrimaryGeneratorAction()
{
  delete particleGun;
}

void Tst01PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
{
  particleGun->GeneratePrimaryVertex(anEvent);
}