EgammaxAODHelpers.h

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// Dear emacs, this is -*- c++ -*-
 
/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: EgammaxAODHelpers.h 788453 2016-12-07 15:40:30Z christos $
#ifndef XAOD_EGAMMAXAODHELPERS_H
#define XAOD_EGAMMAXAODHELPERS_H
 
#include "xAODEgamma/EgammaFwd.h"
#include "xAODPFlow/FlowElement.h"
#include "xAODPFlow/FlowElementContainer.h"
#include "xAODCaloEvent/CaloClusterFwd.h"
#include "xAODTracking/TrackParticle.h"
#include "xAODCaloEvent/CaloClusterContainer.h"
// Include all other helpers: The user only needs to include this file
#include "xAODEgamma/ElectronxAODHelpers.h"
#include "xAODEgamma/PhotonxAODHelpers.h"
#include "xAODEgamma/EgammaTruthxAODHelpers.h"
 
//other includes
#include <cstddef>
#include <set>
#include <vector>
 
 
namespace xAOD {
 
  namespace EgammaHelpers{

    bool isElectron(const xAOD::Egamma *eg);

    bool isFwdElectron(const xAOD::Egamma *eg);

    bool isPhoton(const xAOD::Egamma *eg);

    bool isConvertedPhoton(const xAOD::Egamma *eg, bool excludeTRT = false);

    bool isBarrel(const xAOD::Egamma *eg);

    bool isBarrel(const xAOD::CaloCluster *cluster);

    bool isFCAL(const xAOD::CaloCluster *cluster);

    const xAOD::CaloCluster *getCluster(const xAOD::Egamma* eg, bool cook = true);

    std::vector< ElementLink< xAOD::CaloClusterContainer > > getAssociatedTopoClustersLinks(const xAOD::CaloCluster *cluster);

    std::vector<const xAOD::CaloCluster*> getAssociatedTopoClusters(const xAOD::CaloCluster *cluster);

    std::vector< ElementLink< xAOD::FlowElementContainer > > getAssociatedFlowElementsLinks(const xAOD::Egamma *eg,
                                                bool neutral = true);

    std::vector<const xAOD::FlowElement*> getAssociatedFlowElements(const xAOD::Egamma *eg,
                                    bool neutral = true, bool charged = false);

    //isolation interface,
    std::set<const xAOD::TrackParticle*> getTrackParticles(const xAOD::Egamma *eg,
                                 bool useBremAssoc = true, bool allParticles = true);

    std::vector<const xAOD::TrackParticle*> getTrackParticlesVec(const xAOD::Egamma *eg,
                                       bool useBremAssoc = true, bool allParticles = true);

    int summaryValueInt(const xAOD::TrackParticle& tp, const xAOD::SummaryType& info, int deflt = -999);

    float summaryValueFloat(const xAOD::TrackParticle& tp, const xAOD::SummaryType& info, float deflt = -999.);

    unsigned short energyInMissingCells(const xAOD::Egamma& eg,
                    double& e2, double& e3);
 
  }// EgammaHelpers
 
} // namespace xAOD
 
#endif // XAOD_EGAMMAXAODHELPERS_H