JetTrackFilterTool.h

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// -*- c++ -*-
/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef INDETTRACKSYSTEMATICSTOOLS_JETTRACKFILTERTOOL_H
#define INDETTRACKSYSTEMATICSTOOLS_JETTRACKFILTERTOOL_H
 
#include "InDetTrackSystematicsTools/IJetTrackFilterTool.h"
#include "AsgTools/AsgTool.h"
#include "AsgTools/ToolHandle.h"
#include "PATInterfaces/SystematicVariation.h"
#include "PATInterfaces/SystematicSet.h"
#include "xAODTracking/TrackParticleFwd.h"
#include "xAODJet/JetContainer.h"
#include "InDetTrackSystematicsTools/InDetTrackSystematicsTool.h"
 
#include <string>
 
class TH1;
class TH2;
class TRandom3;
class TFile;
 
namespace InDet {
 
  class IInDetTrackTruthOriginTool;
 
 
  class JetTrackFilterTool
    : public virtual IJetTrackFilterTool
    , public virtual InDetTrackSystematicsTool
  //    , public asg::AsgTool 
  {
 
    // create constructor for Athena
    ASG_TOOL_CLASS( JetTrackFilterTool,
        InDet::IJetTrackFilterTool )
 
  public:
    // create constructor for standalone Root
    JetTrackFilterTool( const std::string& name );
    virtual ~JetTrackFilterTool();
 
    //  static const InterfaceID& interfaceID();
    virtual StatusCode initialize() override;
    virtual void prepare() override {};
 
    // right now this returns a bool; if we want to implement the ASG selection tool interface then this will need to change to a TAccept
    virtual bool accept( const xAOD::TrackParticle*, const xAOD::Jet* ) const override;
    virtual bool accept( const xAOD::TrackParticle*, const xAOD::JetContainer* ) const override;
 
    virtual bool isAffectedBySystematic( const CP::SystematicVariation& ) const override;
    virtual CP::SystematicSet affectingSystematics() const override;
    virtual CP::SystematicSet recommendedSystematics() const override;
    virtual StatusCode applySystematicVariation( const CP::SystematicSet& ) override;
 
  private:
 
    float getNomTrkEff(const xAOD::TrackParticle*) const;
 
    int m_seed = 0;
    std::unique_ptr<TRandom3> m_rnd; 
    double m_deltaR = 0.1;
    float m_trkEffSystScale = 1.0;
 
    TH2* m_trkNomEff = nullptr; 
 
    // allow the user to configure which calibration file to use if desired
    std::string m_calibFileNomEff;
 
    double m_effUncertTIDE = 0.24;
    double m_fakeUncertTIDE = 0.35;
 
    ToolHandle< IInDetTrackTruthOriginTool > m_trackOriginTool;
 
  }; // class JetTrackFilterTool
 
} // namespace InDet
 
#endif