TriggerTowerThinningAlg.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
//  ***************************************************************************
//  *   Author: John Morris (john.morris@cern.ch)                             *
//  *           Queen Mary University of London                               *
//  *                                                                         *
 
#ifndef TRIGT1CALOCALIBTOOLS_TRIGGERTOWERTHINNINGALG_H
#define TRIGT1CALOCALIBTOOLS_TRIGGERTOWERTHINNINGALG_H

 
#include "AthenaBaseComps/AthAlgTool.h"
#include "TrigT1Interfaces/TrigT1CaloDefs.h"
#include "DerivationFrameworkInterfaces/IThinningTool.h"
#include "xAODTrigL1Calo/TriggerTowerContainer.h"
#include "StoreGate/ThinningHandleKey.h"
#include "xAODBase/IParticleContainer.h"
#include "StoreGate/ReadDecorHandleKey.h"
#include "AthenaKernel/IAthRNGSvc.h"
#include "GaudiKernel/ServiceHandle.h"
 
#include <vector>
 
 
namespace DerivationFramework {
 
  class TriggerTowerThinningAlg : public extends<AthAlgTool, IThinningTool> {
 
  public:
    TriggerTowerThinningAlg(const std::string& t, const std::string& n, const IInterface* p);
    virtual ~TriggerTowerThinningAlg();
 
    virtual StatusCode initialize() override;
    virtual StatusCode finalize() override;
    virtual StatusCode doThinning(const EventContext& ctx) const override;
 
  private:
    StringProperty m_streamName
    { this, "StreamName", "", "Name of the stream being thinned" };
 
    SG::ThinningHandleKey<xAOD::TriggerTowerContainer> m_triggerTowerLocation
      { this, "TriggerTowerLocation", LVL1::TrigT1CaloDefs::xAODTriggerTowerLocation, "" };
 
    SG::ReadDecorHandleKey<xAOD::TriggerTowerContainer> m_caloCellETByLayerKey
      { this, "CaloCellETByLayerKey", m_triggerTowerLocation.key()+".CaloCellETByLayer", "" };
 
    // python configurables
    double m_minCaloCellET;
    int m_minADC;
    bool m_useRandom;
    double m_minRandom;
 
    // Counters
    mutable std::atomic<unsigned long> m_nEventsProcessed;
    mutable std::atomic<unsigned long> m_nEventsAllTriggerTowersKeptByRandom;
    mutable std::atomic<unsigned long> m_nTriggerTowersProcessed;
    mutable std::atomic<unsigned long> m_nTriggerTowersKept;
    mutable std::atomic<unsigned long> m_nTriggerTowersRejected;
 
    // Tools and random number generator
    ServiceHandle<IAthRNGSvc> m_rndmSvc
      { this, "RndmSvc", "AthRNGSvc", "" };
  };    
} // namespace
 
#endif