CaloClusterCorrectionCommon.h

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// This file's extension implies that it's C, but it's really -*- C++ -*-.
/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
/* @file  CaloClusterCorrectionCommon.h
 * @author scott snyder <snyder@bnl.gov>
 * @date December, 2004
 * @brief Code common to cluster corrections.
 */
 
#ifndef CALOCLUSTERCORRECTIONCOMMON_H
#define CALOCLUSTERCORRECTIONCOMMON_H
 
 
#include "CaloClusterCorrection/CaloClusterCorrection.h"
#include "CxxUtils/CachedUniquePtr.h"
#include "GaudiKernel/EventContext.h"
#include <vector>
class CaloDetDescrElement;
 
 
namespace CaloClusterCorr {
class DDHelper;
}
 

class CaloClusterCorrectionCommon
  : public CaloClusterCorrection
{
public:
  //using CaloClusterCorrection::CaloClusterCorrection;
  CaloClusterCorrectionCommon (const std::string& type,
                               const std::string& name,
                               const IInterface* parent);
 

  virtual ~CaloClusterCorrectionCommon();
 

  virtual void makeCorrection (const Context& myctx,
                               xAOD::CaloCluster* cluster) const override;
 

  virtual void makeTheCorrection (const Context& myctx,
                                  xAOD::CaloCluster* cluster,
                                  const CaloDetDescrElement* elt,
                                  float eta,
                                  float adj_eta,
                                  float phi,
                                  float adj_phi,
                                  CaloSampling::CaloSample samp) const = 0;
 

  enum {
    // Barrel, sampling 1.
    EMB1 = 0,
 
    // Barrel, sampling 2.
    EMB2 = 1,
 
    // Endcap, sampling 1.
    EME1 = 2,
 
    // Endcap, sampling 2.
    EME2 = 3,
 
    // Average of barrel and endcap in sampling 2.
    COMBINED2 = 4,
 
    // Overall cluster position.
    CLUSTER = 5,
 
    // Number of different region codes.
    NREGIONS = 6
  };
 

  class TableBuilder
  {
  public:
    virtual ~TableBuilder() {}

    virtual float calculate (int energy_ndx, bool& good) const = 0;
  };
 

  static float energy_interpolation (float energy,
                              const TableBuilder& builder,
                              const CaloRec::Array<1>& energies,
                              int energy_degree) ;
 
 
 
private:
  const CaloClusterCorr::DDHelper& ddhelper(const CaloDetDescrManager* dd_man) const;

  Constant<int> m_region
  { this, "region", "Calorimeter region" };

  CxxUtils::CachedUniquePtr<const CaloClusterCorr::DDHelper> m_ddhelper;
};
 
 
#endif // not CALOCLUSTERCORRECTIONCOMMON_H