Gabriele Cosmo
79 lines
3.4 KiB
C++
79 lines
3.4 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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/// \file HepMCG4Interface.hh
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/// \brief Definition of the HepMCG4Interface class
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#ifndef HEPMC_G4_INTERFACE_H
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#define HEPMC_G4_INTERFACE_H
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#include "HepMC/GenEvent.h"
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#include "G4VPrimaryGenerator.hh"
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/// A base class for primary generation via HepMC object.
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/// This class is derived from G4VPrimaryGenerator.
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class HepMCG4Interface : public G4VPrimaryGenerator
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{
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protected:
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// Note that the life of HepMC event object must be handled by users.
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// In the default implementation, a current HepMC event will be
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// deleted at GeneratePrimaryVertex() in the next event.
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HepMC::GenEvent* hepmcEvent; // (care for single event case only)
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// We have to take care for the position of primaries because
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// primary vertices outside the world voulme give rise to G4Execption.
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// If the default implementation is not adequate, an alternative
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// can be implemented in your own class.
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virtual G4bool CheckVertexInsideWorld(const G4ThreeVector& pos) const;
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// service method for conversion from HepMC::GenEvent to G4Event
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void HepMC2G4(const HepMC::GenEvent* hepmcevt, G4Event* g4event);
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// Implement this method in his/her own concrete class.
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// An empty event will be created in default.
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virtual HepMC::GenEvent* GenerateHepMCEvent();
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public:
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HepMCG4Interface();
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virtual ~HepMCG4Interface();
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// set/get methods
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HepMC::GenEvent* GetHepMCGenEvent() const;
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// The default behavior is that a single HepMC event generated by
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// GenerateHepMCEvent() will be converted to G4Event through HepMC2G4().
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virtual void GeneratePrimaryVertex(G4Event* anEvent);
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};
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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inline HepMC::GenEvent* HepMCG4Interface::GetHepMCGenEvent() const
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{
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return hepmcEvent;
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}
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#endif
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