ParticleJetDeltaRLabelTool.h

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/*
  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef PARTICLEJETDELTARLABELTOOL_H
#define PARTICLEJETDELTARLABELTOOL_H
 
#include "AsgDataHandles/ReadHandleKey.h"
#include "AsgTools/AsgTool.h"
#include "JetInterface/IJetDecorator.h"
#include "xAODTruth/TruthParticle.h"
#include "xAODTruth/TruthParticleContainer.h"
#include "xAODTruth/TruthEventContainer.h"
 
#include "ParticleJetTools/ParticleJetLabelCommon.h"
 
class ParticleJetDeltaRLabelTool : public asg::AsgTool, public IJetDecorator {
ASG_TOOL_CLASS(ParticleJetDeltaRLabelTool, IJetDecorator)
public:
 
  ParticleJetDeltaRLabelTool(const std::string& name);
 
  StatusCode initialize() override;
 
  StatusCode decorate(const xAOD::JetContainer& jets) const override;
 
  std::vector<std::vector<const xAOD::TruthParticle*> > match(
          const xAOD::TruthParticleContainer& parts,
          const xAOD::JetContainer& jets) const;
 
 
protected:
 
  ParticleJetTools::LabelNames m_labelnames;
  std::unique_ptr<ParticleJetTools::LabelDecorators> m_labeldecs;
  std::string m_taulabelname;
  std::string m_bottomlabelname;
  std::string m_charmlabelname;
 
  SG::ReadHandleKey<xAOD::TruthParticleContainer> m_tauPartCollectionKey{this,"TauParticleCollection","","ReadHandleKey for tauPartCollection"};
  SG::ReadHandleKey<xAOD::TruthParticleContainer> m_bottomPartCollectionKey{this,"BParticleCollection","","ReadHandleKey for bottomPartCollection"};
  SG::ReadHandleKey<xAOD::TruthParticleContainer> m_charmPartCollectionKey{this,"CParticleCollection","","ReadHandleKey for charmPartCollection"};
  SG::ReadHandleKey<xAOD::TruthEventContainer> m_truthEventsKey{
    this, "TruthEventCollection", "TruthEvents",
    "Truth event collection"
  };
 
  // linkers to the truth particles
  std::unique_ptr<ParticleJetTools::IParticleLinker> m_blinker;
  std::unique_ptr<ParticleJetTools::IParticleLinker> m_clinker;
  std::unique_ptr<ParticleJetTools::IParticleLinker> m_taulinker;
 
  double m_partptmin;
 
  double m_jetptmin;
 
  double m_drmax;
 
  std::string m_matchmode;
};
 
 
#endif