EntryLayerToolMT.h

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/*
  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ISF_GEANT4COMMONTOOLS_ENTRYLAYERTOOLMT_H
#define ISF_GEANT4COMMONTOOLS_ENTRYLAYERTOOLMT_H 1
 
// Gaudi
#include "GaudiKernel/ToolHandle.h"
#include "GaudiKernel/ServiceHandle.h"
// Athena
#include "AthenaBaseComps/AthAlgTool.h"
 
// ISF interfaces
#include "ISF_Interfaces/IParticleFilter.h"
#include "ISF_Interfaces/IGeoIDSvc.h"
#include "ISF_Interfaces/IEntryLayerTool.h"
 
// TrackRecordCollection (and TrackRecord)
#include "TrackRecord/TrackRecordCollection.h"
 
// stl includes
#include <array>
#include <memory>
#include <string>
 
namespace ISF {
  class ISFParticle;
}
 
namespace ISF {

  typedef ToolHandleArray<ISF::IParticleFilter>    ParticleFilterArray;

 
  class EntryLayerToolMT : public extends<AthAlgTool, ISF::IEntryLayerTool> {
 
  public:
    EntryLayerToolMT( const std::string& t, const std::string& n, const IInterface* p );

    virtual ~EntryLayerToolMT() = default;

    virtual StatusCode  initialize() override final;
 
    // /** handle for incident service */
    // void handle(const Incident& inc);

    virtual bool passesFilters( const ISFParticle& particle) override final;

    virtual ISF::EntryLayer identifyEntryLayer( const ISFParticle& particle) override final;

    virtual ISF::EntryLayer registerParticle( const ISF::ISFParticle &particle,
                                              ISF::EntryLayer entryLayer) override final;

    virtual StatusCode registerTrackRecordCollection(TrackRecordCollection* collection, EntryLayer layer) override final;
 
    virtual void setupEvent() override { return; }
 
  private:
    ServiceHandle<ISF::IGeoIDSvc>             m_geoIDSvc{this, "GeoIDSvc", "GeoIDSvc", "AthenaService used to indentify sub-detector by (x,y,z) coordintes."};
    ISF::IGeoIDSvc                           *m_geoIDSvcQuick{};

    ParticleFilterArray                       m_particleFilterHandle{this, "ParticleFilters", {}, "ISF Particle filters, defining whether a particle will be stored or not."};
    ISF::IParticleFilter                    **m_particleFilter{};
    size_t                                    m_numParticleFilters{0};

    static thread_local std::unique_ptr<std::array<TrackRecordCollection*, ISF::fNumAtlasEntryLayers>> s_collection;
    std::string                               m_volumeName[ISF::fNumAtlasEntryLayers];
  };
 
}
 
#endif //> !ISF_GEANT4COMMONTOOLS_ENTRYLAYERTOOL_H