TauxAODHelpers.h

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// Dear emacs, this is -*- c++ -*-
 
/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: TauxAODHelpers.h 740338 2016-04-14 16:03:58Z griffith $
#ifndef XAOD_TAUXAODHELPERS_H
#define XAOD_TAUXAODHELPERS_H
 
//Truth Includes
#include "xAODTruth/TruthParticleContainer.h"
#include "xAODTruth/TruthParticle.h"
 
#include "xAODTracking/TrackParticleContainer.h"
#include "xAODTracking/TrackParticle.h"
 
#include "xAODTau/TauJet.h"
#include "xAODTau/TauTrackContainer.h"
 
#include <cstddef>
#include <set>
#include <vector>
 
namespace xAOD {
 
  namespace TauHelpers{
    
    // @brief Access to element link to object of type T stored in auxdata
    template<class T>
    const T* getLink(const xAOD::IParticle*, const std::string&, bool debug = false);
    
    const xAOD::TruthParticle* getTruthParticle(const xAOD::IParticle*, bool debug = false);
 
    //means to bypass the tauTrack
    std::vector< ElementLink< xAOD::TrackParticleContainer > > trackParticleLinks(const xAOD::TauJet* tau, xAOD::TauJetParameters::TauTrackFlag flag=xAOD::TauJetParameters::TauTrackFlag::classifiedCharged);
    std::vector< ElementLink< xAOD::TrackParticleContainer > > trackParticleLinksWithMask(const xAOD::TauJet* tau, xAOD::TauTrack::TrackFlagType mask);
    
    //means to get a non-const TauTrack
    std::vector<xAOD::TauTrack*> tauTracksNonConstWithMask( const xAOD::TauJet* tau, xAOD::TauTrackContainer* trackCont, xAOD::TauTrack::TrackFlagType mask );
    std::vector<xAOD::TauTrack*> allTauTracksNonConst( const xAOD::TauJet* tau, xAOD::TauTrackContainer* trackCont );
    
    //* @brief Obtain the CaloCluster within dRMax of the tau candidate */
    std::vector<const xAOD::IParticle*> clusters(const xAOD::TauJet& tau, double dRMax);
 
    //* @brief Obtain the CaloVertexedTopoCluster within dRMax of the tau candidate */
    std::vector<xAOD::CaloVertexedTopoCluster> vertexedClusters(const xAOD::TauJet& tau, double dRMax);
 
  }// TauHelpers
 
} // namespace xAOD
 
#include "xAODTau/TauxAODHelpers.icc"
  
#endif // XAOD_TAUXAODHELPERS_H