Geant4ActionPhase.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_GEANT4ACTIONPHASE_H
#define DD4HEP_DDG4_GEANT4ACTIONPHASE_H

// Framework include files
#include "DD4hep/Exceptions.h"
#include "DDG4/Geant4Action.h"

// C/C++ include files
#include <vector>

namespace DD4hep {

  namespace Simulation {


    class Geant4PhaseAction : public Geant4Action {
    public:
      Geant4PhaseAction(Geant4Context* context, const std::string& name);
      virtual ~Geant4PhaseAction();
      virtual void operator()();
      virtual Callback callback();
    };

    /*
      Geant4Phase,  G4EventGenerator    --> G4VUserPrimaryGeneratorAction::GeneratePrimaries
      Geant4Begin,  G4Run               --> G4UserRunAction::BeginOfRunAction
      Geant4End,    G4Run               --> G4UserRunAction::EndOfRunAction
      Geant4Begin,  G4Event             --> G4UserEventAction::BeginOfEventAction
      Geant4End,    G4Event             --> G4UserEventAction::EndOfEventAction
      Geant4Begin,  G4Track             --> G4UserTrackingAction::PreUserTrackingAction
      Geant4End,    G4Track             --> G4UserTrackingAction::PostUserTrackingAction
      Geant4Phase,  G4Step              --> G4UserSteppingAction::UserSteppingAction
      Geant4Begin,  G4TrackStack        --> G4UserStackingAction::NewStage
      Geant4End,    G4TrackStack        --> G4UserStackingAction::PrepareNewEvent

    */


    class Geant4ActionPhase : public Geant4Action {
    public:
      typedef std::vector<std::pair<Geant4Action*, Callback> > Members;
    protected:
      Members m_members;
      const std::type_info* m_argTypes[3];

    public:
      Geant4ActionPhase(Geant4Context* context, const std::string& name, const std::type_info& arg_type0,
                        const std::type_info& arg_type1, const std::type_info& arg_type2);
      virtual ~Geant4ActionPhase();
      const Members& members() const {
        return m_members;
      }
      const std::type_info* const * argTypes() const {
        return m_argTypes;
      }
      void execute(void* argument);
      virtual bool add(Geant4Action* action, Callback callback);
      virtual bool remove(Geant4Action* action, Callback callback);
      template <typename TYPE, typename IF_TYPE, typename A0, typename R>
      bool add(TYPE* member, R (IF_TYPE::*callback)(A0 arg)) {
        typeinfoCheck(typeid(A0), *m_argTypes[0], "Invalid ARG0 type. Failed to add phase callback.");
        if (dynamic_cast<IF_TYPE*>(member)) {
          return add(member,Callback(member).make(callback));
        }
        throw unrelated_type_error(typeid(TYPE), typeid(IF_TYPE), "Failed to add phase callback.");
      }
      template <typename TYPE, typename IF_TYPE, typename A0, typename A1, typename R>
      bool add(TYPE* member, R (IF_TYPE::*callback)(A0 arg0, A1 arg1)) {
        typeinfoCheck(typeid(A0), *m_argTypes[0], "Invalid ARG0 type. Failed to add phase callback.");
        typeinfoCheck(typeid(A1), *m_argTypes[1], "Invalid ARG1 type. Failed to add phase callback.");
        if (dynamic_cast<IF_TYPE*>(member)) {
          return add(member,Callback(member).make(callback));
        }
        throw unrelated_type_error(typeid(TYPE), typeid(IF_TYPE), "Failed to add phase callback.");
      }
      template <typename TYPE, typename IF_TYPE, typename A0, typename A1, typename A2, typename R>
      bool add(TYPE* member, R (IF_TYPE::*callback)(A0 arg0, A1 arg1)) {
        typeinfoCheck(typeid(A0), *m_argTypes[0], "Invalid ARG0 type. Failed to add phase callback.");
        typeinfoCheck(typeid(A1), *m_argTypes[1], "Invalid ARG1 type. Failed to add phase callback.");
        typeinfoCheck(typeid(A2), *m_argTypes[2], "Invalid ARG2 type. Failed to add phase callback.");
        if (dynamic_cast<IF_TYPE*>(member)) {
          //member->addRef();
          return add(member,Callback(member).make(callback));
        }
        throw unrelated_type_error(typeid(TYPE), typeid(IF_TYPE), "Failed to add phase callback.");
      }
      template <typename TYPE, typename PMF> bool remove(TYPE* member) {
        return remove(member,Callback(member));
      }
      template <typename TYPE, typename PMF> bool remove(TYPE* member, PMF callback) {
        Callback cb(member);
        return remove(member,cb.make(callback));
      }
      void call();
      template <typename A0> void call(A0 a0);
      template <typename A0, typename A1> void call(A0 a0, A1 a1);
      template <typename A0, typename A1, typename A2> void call(A0 a0, A1 a1, A2 a2);
    };

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

#endif // DD4HEP_DDG4_GEANT4ACTIONPHASE_H