SimG4SingleParticleGeneratorTool.h

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#ifndef SIMG4COMPONENTS_G4SINGLEPARTICLEGENERATORTOOL_H
#define SIMG4COMPONENTS_G4SINGLEPARTICLEGENERATORTOOL_H
 
// Gaudi
#include "GaudiKernel/AlgTool.h"
 
// FCCSW
#include "k4FWCore/DataHandle.h"
#include "SimG4Interface/ISimG4EventProviderTool.h"
 
// Geant4
#include "G4SystemOfUnits.hh"
 
// Forward declarations
// Geant4
class G4Event;
class G4PrimaryVertex;
class G4PrimaryParticle;
// datamodel
namespace edm4hep {
class MCParticleCollection;
}
 
class SimG4SingleParticleGeneratorTool : public AlgTool, virtual public ISimG4EventProviderTool {
public:
  SimG4SingleParticleGeneratorTool(const std::string& type, const std::string& name, const IInterface* parent);
 
  virtual StatusCode initialize() final;
 
  virtual ~SimG4SingleParticleGeneratorTool();
 
  virtual G4Event* g4Event() final;
 
private:
  StatusCode saveToEdm(const G4PrimaryVertex*, const G4PrimaryParticle*);
  Gaudi::Property<double> m_energyMin{this, "energyMin", 1 * CLHEP::GeV, "Minimum energy of generated particles"};
  Gaudi::Property<double> m_energyMax{this, "energyMax", 1 * CLHEP::TeV, "Maximum energy of generated particles"};
  Gaudi::Property<double> m_etaMin{this, "etaMin", -5., "Minimum eta of generated particles"};
  Gaudi::Property<double> m_etaMax{this, "etaMax", 5, "Maximum eta of generated particles"};
  Gaudi::Property<double> m_phiMin{this, "phiMin", 0., "Minimum phi of generated particles"};
  Gaudi::Property<double> m_phiMax{this, "phiMax", 2 * M_PI, "Maximum phi of generated particles"};
  Gaudi::Property<double> m_vertexX{this, "vertexX", 0};
  Gaudi::Property<double> m_vertexY{this, "vertexY", 0};
  Gaudi::Property<double> m_vertexZ{this, "vertexZ", 0};
  Gaudi::Property<std::string> m_particleName{this, "particleName", "geantino", "Name of the generated particles"};
  Gaudi::Property<bool> m_saveEdm{this, "saveEdm", false};
  mutable DataHandle<edm4hep::MCParticleCollection> m_genParticlesHandle{"GenParticles", Gaudi::DataHandle::Writer, this};
};
 
#endif