Geant4ParticleGun.h

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// $Id: $
//==========================================================================
//  AIDA Detector description implementation for LCD
//--------------------------------------------------------------------------
// Copyright (C) Organisation europeenne pour la Recherche nucleaire (CERN)
// All rights reserved.
//
// For the licensing terms see $DD4hepINSTALL/LICENSE.
// For the list of contributors see $DD4hepINSTALL/doc/CREDITS.
//
// Author     : M.Frank
//
//==========================================================================

#ifndef DD4HEP_DDG4_GEANT4PARTICLEGUN_H
#define DD4HEP_DDG4_GEANT4PARTICLEGUN_H

// Framework include files
#include "DDG4/Geant4IsotropeGenerator.h"

namespace DD4hep {

  namespace Simulation {


    class Geant4ParticleGun: public Geant4IsotropeGenerator {
    protected:
      bool m_isotrop;
      bool m_standalone;
      bool m_print;
      int m_shotNo;
      virtual void getParticleDirection(int, ROOT::Math::XYZVector& direction, double& momentum) const  {
        direction = m_direction;
        momentum = m_energy;
      }
    public:
      Geant4ParticleGun(Geant4Context* context, const std::string& name);
      virtual ~Geant4ParticleGun();
      virtual void operator()(G4Event* event);
    };
  }    // End namespace Simulation
}      // End namespace DD4hep
#endif /* DD4HEP_DDG4_GEANT4PARTICLEGUN_H  */