Par01PrimaryGeneratorAction.cc

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// $Id: Par01PrimaryGeneratorAction.cc 90093 2015-05-13 11:59:54Z gcosmo $
//

#include "Par01PrimaryGeneratorAction.hh"

#include "G4Event.hh"
#include "G4ParticleGun.hh"
#include "G4ParticleTable.hh"
#include "G4ParticleDefinition.hh"
#include "globals.hh"
#include "G4SystemOfUnits.hh"

Par01PrimaryGeneratorAction::Par01PrimaryGeneratorAction()
{
  G4int n_particle = 1;
  fParticleGun = new G4ParticleGun(n_particle);

  G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
  G4String particleName;
  G4ParticleDefinition* particle 
    = particleTable->FindParticle(particleName="geantino");
  fParticleGun->SetParticleDefinition(particle);

  fParticleGun->SetParticleMomentumDirection(G4ThreeVector(0.,1.,0.));
  fParticleGun->SetParticleEnergy(100.*GeV);
  fParticleGun->SetParticlePosition(G4ThreeVector(0.*cm,-300.*cm,0.*cm));
}

Par01PrimaryGeneratorAction::~Par01PrimaryGeneratorAction()
{
  delete fParticleGun;
}

void Par01PrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
{
  fParticleGun->GeneratePrimaryVertex(anEvent);
}

G4ParticleGun* Par01PrimaryGeneratorAction::GetParticleGun()
{
  return fParticleGun;
}