TRT_BarrelElement.h

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

 
#ifndef TRT_READOUTGEOMETRY_TRT_BARRELELEMENT_H
#define TRT_READOUTGEOMETRY_TRT_BARRELELEMENT_H
 
#include "TRT_ReadoutGeometry/TRT_BarrelCode.h"
#include "TRT_ReadoutGeometry/TRT_BarrelDescriptor.h"
#include "TRT_ReadoutGeometry/TRT_BaseElement.h"
#include <atomic>
 
class TRT_ID;
 
namespace Trk{
  class Surface;
  class SurfaceBounds;
}
 
class SurfaceCache;
 
namespace InDetDD {
 
  class TRT_BarrelConditions;

 
  class TRT_BarrelElement final: public TRT_BaseElement  {
 
  public:

    TRT_BarrelElement(const GeoVFullPhysVol* volume,
                      const TRT_BarrelDescriptor* descriptor,
                      bool isPositive,
                      unsigned int modIndex,
                      unsigned int phiIndex,
                      unsigned int strawLayIndex,
                      const TRT_ID* idHelper,
                      const TRT_Conditions* conditions);
 
    TRT_BarrelElement(const TRT_BarrelElement& right);

    virtual ~TRT_BarrelElement() = default;

    virtual TRT_BaseElement::Type type() const override final;

    static const TRT_BarrelConditions * getConditionsData() ;

    const TRT_BarrelDescriptor * getDescriptor() const;

    inline double strawXPos (unsigned int i) const;

    inline double strawYPos (unsigned int i) const;

    inline double strawZPos (unsigned int i) const;

    virtual const double & strawLength() const override final;

    virtual int strawDirection() const override final;

    const TRT_BarrelElement * nextInPhi() const;

    const TRT_BarrelElement * previousInPhi() const;

    const TRT_BarrelElement * nextInR() const;

    const TRT_BarrelElement * previousInR() const;

    void  setNextInPhi(const TRT_BarrelElement *element);

    void  setPreviousInPhi(const TRT_BarrelElement *element);

    void  setNextInR(const TRT_BarrelElement *element);

    void  setPreviousInR(const TRT_BarrelElement *element);

    const TRT_BarrelCode & getCode() const;

    virtual const Trk::SurfaceBounds & strawBounds() const override final;
 
  private:
    const TRT_BarrelElement& operator=(const TRT_BarrelElement& right) = delete;
    virtual HepGeom::Transform3D calculateStrawTransform(int straw, GeoAlignmentStore* alignStore) const override;
    HepGeom::Transform3D calculateLocalStrawTransform(int straw) const;
    virtual const Trk::Surface & elementSurface() const override;
    virtual void createSurfaceCache(GeoAlignmentStore* alignStore) const override;
    SurfaceCache createSurfaceCacheHelper(GeoAlignmentStore* alignStore) const;
 
    // Private Member data:
    TRT_BarrelCode m_code;
    const TRT_BarrelDescriptor* m_descriptor;
    const TRT_BarrelElement* m_nextInPhi;
    const TRT_BarrelElement* m_previousInPhi;
    const TRT_BarrelElement* m_nextInR;
    const TRT_BarrelElement* m_previousInR;
    };
}
 
#include "TRT_BarrelElement.icc"
#endif