ThinInDetForwardTrackParticlesAlg.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef THINNINGUTILS_ThinInDetForwardTrackParticlesAlg_H
#define THINNINGUTILS_ThinInDetForwardTrackParticlesAlg_H 1

 
// FrameWork includes
#include "AthenaBaseComps/AthReentrantAlgorithm.h"
#include "GaudiKernel/ServiceHandle.h"
#include "GaudiKernel/ToolHandle.h"
#include "StoreGate/ReadHandleKey.h"
#include "StoreGate/ThinningHandleKey.h"
#include "xAODMuon/MuonContainer.h"
#include "xAODTracking/TrackParticleContainer.h"
 
// STL includes
#include <atomic>
#include <string>
 
class ThinInDetForwardTrackParticlesAlg final : public AthReentrantAlgorithm
{
public:
  ThinInDetForwardTrackParticlesAlg(const std::string& name,
                                    ISvcLocator* pSvcLocator);

  virtual ~ThinInDetForwardTrackParticlesAlg() = default;

  virtual StatusCode initialize() override;

  virtual StatusCode execute(const EventContext& ctx) const override;

  virtual StatusCode finalize() override;
 
private:
  StringProperty m_streamName{ this,
                               "StreamName",
                               "",
                               "Stream for which to thin" };
 
  SG::ThinningHandleKey<xAOD::TrackParticleContainer> m_tracksKey{
    this,
    "TracksKey",
    "InDetForwardTrackParticles",
    "Tracks to thin"
  };
 
  SG::ReadHandleKey<xAOD::MuonContainer>
    m_muonsKey{ this, "MuonsKey", "Muons", "Muons to use for thinning" };

  BooleanProperty m_doThinning{
    this,
    "ThinInDetForwardTrackParticles",
    true,
    "Should the InDetForwardTrackParticles thinning be run?"
  };

  mutable std::atomic<unsigned long> m_nEventsProcessed{};
  mutable std::atomic<unsigned long> m_nTracksProcessed{};
  mutable std::atomic<unsigned long> m_nTracksThinned{};
  mutable std::atomic<unsigned long> m_nMuons{};
  mutable std::atomic<unsigned long> m_nSiFwdMuons{};
  mutable std::atomic<unsigned long> m_nSiFwdAssoc{};
};
 
#endif //> !THINNINGUTILS_ThinInDetForwardTrackParticlesAlg_H