EGammaGSFCalo.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
  Contact: Raphael Haberle <raphael.julien.haberle@cern.ch>
*/
 
#ifndef DERIVATIONFRAMEWORKEGAMMA_EGammaGSFCalo_H
#define DERIVATIONFRAMEWORKEGAMMA_EGammaGSFCalo_H
 
#include <atomic>
 
#include "AthenaBaseComps/AthAlgTool.h"
 
#include "DerivationFrameworkInterfaces/IAugmentationTool.h"
 
#include "TrkToolInterfaces/IExtendedTrackSummaryTool.h"
#include "TrkToolInterfaces/ITrackParticleCreatorTool.h"
 
#include "egammaInterfaces/IegammaTrkRefitterTool.h"
#include "xAODEgamma/EgammaxAODHelpers.h"
#include "xAODEgamma/ElectronContainerFwd.h"
 
#include "StoreGate/WriteHandleKey.h"
#include "StoreGate/WriteDecorHandleKey.h"
 
using xAOD::EgammaHelpers::summaryValueInt;
 
 
namespace DerivationFramework {
  class EGammaGSFCalo : public extends<AthAlgTool, IAugmentationTool> {
  public:
 
    using base_class::base_class;
 
    virtual StatusCode initialize() override final;
    virtual StatusCode finalize() override final;
    virtual StatusCode addBranches( const EventContext& ctx ) const override final;
 
  private:
    SG::ReadHandleKey<xAOD::ElectronContainer> m_electronCollectionKey{
      this, "ElectronCollectionName", "Electrons", "Input electron collection"};
 
    SG::WriteHandleKey<xAOD::TrackParticleContainer> m_OutputTrkPartContainerKey{
      this, "OutputTrkPartContainerName", "GSFCaloContainer",
      "Output GSF+Calo container"};
 
    SG::WriteDecorHandleKey<xAOD::ElectronContainer> m_gsfCaloTrackLinkKey{
      this, "GSFCaloTrackLinkKey", "Electrons.gsfCaloTrackParticleLink",
      "Decoration linking electrons to refitted TrackParticles"};
    ToolHandle<IegammaTrkRefitterTool> m_trkRefitTool{
      this, "TrackRefitTool", "ElectronRefitterTool", "Track refitter tool"};
 
    ToolHandle<Trk::ITrackParticleCreatorTool> m_particleCreatorTool{
      this, "TrackParticleCreatorTool", "TrackParticleCreatorTool",
      "TrackParticle creator tool"};
 
    PublicToolHandle<Trk::IExtendedTrackSummaryTool> m_trackSummaryTool{
      this, "TrackSummaryTool", "Trk::TrackSummaryTool/AtlasTrackSummaryTool"};
 
    Gaudi::Property<int> m_minNSiHits{this, "minNSiHits", 4,
      "Minimum number of silicon hits on track "
      "before it is allowed to be refitted"};
    Gaudi::Property<bool> m_doPix{this, "usePixel", true,
      "Bool to use pixel hits"};
    Gaudi::Property<bool> m_doSCT{this, "useSCT", true, "Bool to use SCT hits"};
    Gaudi::Property<bool> m_doTRT{this, "useTRT", true, "Bool to use TRT hits"};
 
    Gaudi::Property<bool> m_doTruth{this, "useTruth", true,
      "Bool to add truth decorations"};
 
    Gaudi::Property<bool> m_isAOD{this, "isAOD", true, "AOD flag"};
 
    mutable std::atomic<unsigned int> m_allElectrons = 0;
    mutable std::atomic<unsigned int> m_noTP = 0;
    mutable std::atomic<unsigned int> m_onlyTRT = 0;
    mutable std::atomic<unsigned int> m_noTrk = 0;
    mutable std::atomic<unsigned int> m_failedFits = 0;
    mutable std::atomic<unsigned int> m_successfulFits = 0;
    mutable std::atomic<unsigned int> m_successfulCopyInfos = 0;
    mutable std::atomic<unsigned int> m_noRefTP = 0;
    mutable std::atomic<unsigned int> m_allNewTP = 0;
    mutable std::atomic<unsigned int> m_tsos = 0;
 
    void copyInfo(const xAOD::TrackParticle& original,
                  xAOD::TrackParticle& created, bool isRefitted) const;
 
    void copySummaryValue(const xAOD::TrackParticle& src,
                          xAOD::TrackParticle& dest,
                          const xAOD::SummaryType& information) const {
      uint8_t value = summaryValueInt(src, information, 0);
      dest.setSummaryValue(value, information);
    }
  };
}  // namespace DerivationFramework
 
#endif  // DERIVATIONFRAMEWORKEGAMMA_EGammaGSFCalo_H