TauTruthMatchingAlg.h

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/

 
 
 
#ifndef TAU_ANALYSIS_ALGORITHMS__TAU_TRUTH_MATCHING_ALG_H
#define TAU_ANALYSIS_ALGORITHMS__TAU_TRUTH_MATCHING_ALG_H
 
#include <AnaAlgorithm/AnaAlgorithm.h>
#include <TauAnalysisTools/ITauTruthMatchingTool.h>
#include <SelectionHelpers/SysReadSelectionHandle.h>
#include <SystematicsHandles/SysListHandle.h>
#include <SystematicsHandles/SysReadHandle.h>
#include <SystematicsHandles/SysWriteDecorHandle.h>
#include <xAODJet/JetContainer.h>
#include <xAODTau/TauJetContainer.h>
#include <xAODTruth/TruthParticleContainer.h>
 
namespace CP
{
 
  class TauTruthMatchingAlg final : public EL::AnaAlgorithm
  {
  public:
    using EL::AnaAlgorithm::AnaAlgorithm;
    StatusCode initialize () override;
    StatusCode execute (const EventContext& ctx) override;
 
 

  private:
    ToolHandle<TauAnalysisTools::ITauTruthMatchingTool> m_matchingTool {this, "matchingTool", "TauAnalysisTools::TauTruthMatchingTool", "the matching tool we apply"};

  private:
    SysListHandle m_systematicsList {this};

  private:
    SysReadHandle<xAOD::TauJetContainer> m_tauHandle {
      this, "taus", "TauJets", "the tau collection to run on"};

  private:
    SysReadSelectionHandle m_preselection {
      this, "preselection", "", "the preselection to apply"};

  private:
    SysWriteDecorHandle<char> m_isTruthMatchedDecor {
      this, "isTruthMatchedDecoration", "IsTruthMatched",
      "decoration for truth matching flag"};

  private:
    SysWriteDecorHandle<ElementLink<xAOD::JetContainer>> m_truthJetLinkDecor {
      this, "truthJetLinkDecoration", "truthJetLink",
      "decoration for truth jet link"};

  private:
    SysWriteDecorHandle<ElementLink<xAOD::TruthParticleContainer>> m_truthParticleLinkDecor {
      this, "truthParticleLinkDecoration", "truthParticleLink",
      "decoration for truth particle link"};
  };
}
 
#endif