CaloCellVolumes.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef CALODETDESCRUTILS_CALOCELLVOLUMES_H
#define CALODETDESCRUTILS_CALOCELLVOLUMES_H
 
#include "Identifier/Identifier.h"
#include <vector>
#include <string>
#include <map>
 
class CaloCell_ID;
class ISvcLocator;
 
struct CaloCellVolume
{
  Identifier channelID;
  float volume{};
};
 
typedef std::vector<CaloCellVolume> CaloCellVolumeVector;
 
class CaloCellVolumes
{
 public:
  CaloCellVolumes(ISvcLocator* svcLocator,
                  const CaloCell_ID* calocell_id);
  ~CaloCellVolumes();
 
  double CellVolume(Identifier cell_id);
  inline const std::string& layout() { return m_geometryLayout; }
 
  // For FCAL cell volumes which are calculated on the fly
  double getFcalTubeSpacing(int sampling);
 
  void print();
 
 private:
  const CaloCell_ID* m_calocell_id{nullptr};
  CaloCellVolumeVector m_cellVolumes;  
  std::string m_geometryLayout;
 
  // map fcal samplings on tube spacings
  typedef std::map<int, double> TubeSpacingMap;
  TubeSpacingMap m_fcalTubeSpacings{
    {1, 7.5}
    , {2, 8.179}
    , {3, 9.}
  };
};
 
#endif