PhotonOriginCorrectionAlg.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
 
#ifndef EGAMMA_ANALYSIS_ALGORITHMS__PHOTON_ORIGIN_CORRECTION_ALG_H
#define EGAMMA_ANALYSIS_ALGORITHMS__PHOTON_ORIGIN_CORRECTION_ALG_H
 
#include <AnaAlgorithm/AnaReentrantAlgorithm.h>
#include <AsgDataHandles/ReadHandleKey.h>
#include <AsgTools/PropertyWrapper.h>
#include <EgammaAnalysisAlgorithms/CopyHelpers.h>
#include <SelectionHelpers/SysReadSelectionHandle.h>
#include <SystematicsHandles/SysCopyHandle.h>
#include <SystematicsHandles/SysListHandle.h>
 
#include "xAODEgamma/PhotonContainer.h"
#include "xAODTracking/VertexContainer.h"
 
namespace CP {
 
class PhotonOriginCorrectionAlg final : public EL::AnaReentrantAlgorithm {
 public:
  PhotonOriginCorrectionAlg(const std::string& name, ISvcLocator* pSvcLocator);
 
 public:
  StatusCode initialize() override;
 
 public:
  StatusCode execute(const EventContext &ctx) const override;
 
 private:
  SysCopyHandle<xAOD::PhotonContainer> m_PhotonHandle{
      this, "photons", "Photons", "the egamma collection to run on"};
 
 private:
  SysListHandle m_systematicsList{this};
 
 private:
  SysReadSelectionHandle m_preselection{this, "preselection", "",
                                        "the preselection to apply"};
 
  SG::ReadHandleKey<xAOD::VertexContainer> m_primVertices{
      this, "Vertices", "PrimaryVertices", "Collection of Primary Vertices"};
};
}  // namespace CP
 
#endif