GunPrimaryGeneratorAction.hh

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/// \file common/include/GunPrimaryGeneratorAction.hh
/// \brief Definition of the Common::GunPrimaryGeneratorAction class
 
#ifndef GunPrimaryGeneratorAction_h
#define GunPrimaryGeneratorAction_h 1
 
#include "G4VUserPrimaryGeneratorAction.hh"
#include "G4ThreeVector.hh"
#include "globals.hh"
 
#include "CLHEP/Units/SystemOfUnits.h"
 
class G4ParticleGun;
class G4Event;
 
namespace Common
{
 
/// \brief The primary generator class with particle gun
///
/// \author I. Hrivnacova; IPN Orsay
 
class GunPrimaryGeneratorAction : public G4VUserPrimaryGeneratorAction
{
  public:
    GunPrimaryGeneratorAction(
      const G4String& particleName = "geantino",
      G4double energy = 1.*CLHEP::MeV,
      G4ThreeVector position= G4ThreeVector(0,0,0),
      G4ThreeVector momentumDirection = G4ThreeVector(0,0,1));
    ~GunPrimaryGeneratorAction() override;
 
    // methods
    void GeneratePrimaries(G4Event*) override;
 
  private:
    // data members
    G4ParticleGun*  fParticleGun = nullptr;
};
 
}
 
#endif