HECGeometry.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/

 
#ifndef LArG4_HEC_HECGeometry_H
#define LArG4_HEC_HECGeometry_H
 
#include "LArG4HEC/IHECGeometry.h"
#include "AthenaBaseComps/AthService.h"
 
#include "LArReadoutGeometry/HECDetectorManager.h"
#include "globals.hh"
 
// Forward declarations.
class LArG4Identifier;
class G4Step;
class G4LogicalVolume;
class G4VPhysicalVolume;
 
namespace LArG4 {
 
  namespace HEC {
 
    class HECGeometry: public extends<AthService, IHECGeometry> {
 
    public:
 
      HECGeometry(const std::string& name, ISvcLocator * pSvcLocator);
      StatusCode initialize() override final;
      virtual ~HECGeometry() = default;
 
      void initializeForSDCreation() override final;
      LArG4Identifier CalculateIdentifier( const G4Step* a_step, const eHECGeometryType type = kWheelActive, int *subgap=NULL) const override final;
 
    private:
      bool checkDaughters(const G4LogicalVolume *possibleParent, const G4VPhysicalVolume *thePhysicalVolume, int& level) const;
 
      const HECDetectorManager *m_hecManager{nullptr};
 
      bool m_depthHist{false};
      bool m_withMother{false};
 
      int  m_g4historyDepth{0};
      double m_depthSize[7]{};
      double m_depthSum[7]{};
      double m_minval[7][2][10]{};
      double m_maxval[7][2][10]{};
 
      // Some essential numbers we'll need over and over again:
      double m_firstAbsThickness[2]{};
      double m_wheel1{};
      double m_wheel2{};
      double m_betweenWheels{40.5}; // FIXME HACK!! -- can't find this through LArReadoutGeometry, so hard-code it here
      double m_hecLength{};
      double m_startHec2{};
      double m_rOuter{};
      double m_rInner1{};
      double m_rInner2{};
 
    };
 
  } // namespace HEC
 
} // namespace LArG4
 
#endif // LArG4_HEC_HECGeometry_H