egammaCellRecoveryTool.h

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/*
  Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef EGAMMACALOTOOLS_EGAMMACELLRECOVERYTOOL_H
#define EGAMMACALOTOOLS_EGAMMACELLRECOVERYTOOL_H
 
 
#include "AthenaBaseComps/AthAlgTool.h"
#include "xAODCaloEvent/CaloClusterFwd.h"
#include "egammaInterfaces/IegammaCellRecoveryTool.h"
 
class egammaCellRecoveryTool : public AthAlgTool, virtual public IegammaCellRecoveryTool {
 
 public:
 
  egammaCellRecoveryTool(const std::string& type,
        const std::string& name,
        const IInterface* parent);
 
  ~egammaCellRecoveryTool() = default; 
 
  StatusCode initialize() override;
  StatusCode finalize() override { return StatusCode::SUCCESS; }
  virtual StatusCode execute(const xAOD::CaloCluster& cluster,
                 Info& info) const override final;
 
 private:
 
  // time cut to recover, is this safe enough given the rounding of time ?
  static constexpr double m_timeCut = 12.;
 
  // phi size of layer 2 and 3 cells
  static constexpr double m_phiSize = 2*M_PI/256;
  
  // Sizes of the window to search for missing cells
  static const int m_nL2 = 5*7;
  static const int m_nL3 = 10;
 
  struct existingCells {
    bool existL2[m_nL2];
    bool existL3[m_nL3];
  };
 
  existingCells buildCellArrays(const xAOD::CaloCluster *clus,
                double etamax, double phimax) const;
  
};
 
#endif