Geant4UserInitialization.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_GEANT4USERINITIALIZATION_H
#define DD4HEP_DDG4_GEANT4USERINITIALIZATION_H

// Framework include files
#include "DDG4/Geant4Action.h"

// Forward declarations

namespace DD4hep {

  namespace Simulation {


    class Geant4UserInitialization : public Geant4Action  {
    protected:
    public:
      Geant4UserInitialization(Geant4Context* c, const std::string& nam);
      virtual ~Geant4UserInitialization();
      virtual void build()  const;
      virtual void buildMaster()  const;
    };


    class Geant4UserInitializationSequence : public Geant4UserInitialization  {
    protected:
      CallbackSequence m_masterCalls;
      CallbackSequence m_workerCalls;
      Actors<Geant4UserInitialization> m_actors;

    public:
      Geant4UserInitializationSequence(Geant4Context* c, const std::string& nam);
      virtual ~Geant4UserInitializationSequence();
      template <typename Q, typename T> void build(Q* p, void (T::*f)()) {
        m_workerCalls.add(p, f);
      }
      template <typename Q, typename T> void buildMaster(Q* p, void (T::*f)()) {
        m_masterCalls.add(p, f);
      }
      void adopt(Geant4UserInitialization* action);

      virtual void updateContext(Geant4Context* ctxt);
      virtual void build()  const;
      virtual void buildMaster()  const;
    };

  }    // End namespace Simulation
}      // End namespace DD4hep
#endif // DD4HEP_DDG4_GEANT4USERINITIALIZATION_H