Geant4RunAction.h

Go to the documentation of this file.

//==========================================================================
//  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_GEANT4RUNACTION_H
#define DD4HEP_DDG4_GEANT4RUNACTION_H

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

// Forward declaration
class G4Run;

namespace DD4hep {

  namespace Simulation {

    // Forward declarations
    class Geant4RunAction;
    class Geant4SharedRunAction;
    class Geant4RunActionSequence;


    class Geant4RunAction: public Geant4Action {
    public:
      typedef Geant4SharedRunAction shared_type;

    protected:
      Geant4RunAction() = default;
      Geant4RunAction(const Geant4RunAction& copy) = delete;
      Geant4RunAction& operator=(const Geant4RunAction& copy) = delete;

    public:
      Geant4RunAction(Geant4Context* context, const std::string& nam);
      virtual ~Geant4RunAction();
      virtual void begin(const G4Run* run);
      virtual void end(const G4Run* run);
    };


    class Geant4SharedRunAction : public Geant4RunAction {
    protected:
      Geant4RunAction* m_action = 0;

    protected:
      Geant4SharedRunAction() = default;
      Geant4SharedRunAction(const Geant4SharedRunAction& copy) = delete;
      Geant4SharedRunAction& operator=(const Geant4SharedRunAction& copy) = delete;

    public:
      Geant4SharedRunAction(Geant4Context* context, const std::string& nam);
      virtual ~Geant4SharedRunAction();
      virtual void configureFiber(Geant4Context* thread_context);
      virtual void use(Geant4RunAction* action);
      virtual void begin(const G4Run* run);
      virtual void end(const G4Run* run);
    };


    class Geant4RunActionSequence: public Geant4Action {

    protected:
      CallbackSequence m_begin;
      CallbackSequence m_end;
      Actors<Geant4RunAction> m_actors;

    protected:
      Geant4RunActionSequence() = default;
      Geant4RunActionSequence(const Geant4RunActionSequence& copy) = delete;
      Geant4RunActionSequence& operator=(const Geant4RunActionSequence& copy) = delete;

    public:
      Geant4RunActionSequence(Geant4Context* context, const std::string& nam);
      virtual ~Geant4RunActionSequence();
      virtual void updateContext(Geant4Context* ctxt);
      virtual void configureFiber(Geant4Context* thread_context);
      Geant4RunAction* get(const std::string& name) const;
      template <typename Q, typename T>
      void callAtBegin(Q* p, void (T::*f)(const G4Run*)) {
        m_begin.add(p, f);
      }
      template <typename Q, typename T>
      void callAtEnd(Q* p, void (T::*f)(const G4Run*)) {
        m_end.add(p, f);
      }
      void adopt(Geant4RunAction* action);
      virtual void begin(const G4Run* run);
      virtual void end(const G4Run* run);
    };

  }    // End namespace Simulation
}      // End namespace DD4hep

#endif // DD4HEP_DDG4_GEANT4RUNACTION_H