StripLayer.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
#ifndef MUONREADOUTGEOMETRYR4_STRIPLAYER_H
#define MUONREADOUTGEOMETRYR4_STRIPLAYER_H
 
#include <GeoPrimitives/GeoPrimitives.h>
#include <MuonReadoutGeometryR4/StripDesign.h>
#include <GeoModelUtilities/TransientConstSharedPtr.h>
 
#include <GeoModelKernel/GeoTransform.h>
#include <GaudiKernel/SystemOfUnits.h>
 
namespace MuonGMR4{
    class StripLayer {
        public:
          using TransformPtr = GeoIntrusivePtr<const GeoTransform>;
          StripLayer(TransformPtr layerTransform,
                     StripDesignPtr design,
                     const IdentifierHash hash);
          StripLayer(TransformPtr layerTransform,
                     StripDesignPtr etaDesign,
                     StripDesignPtr phiDesign,
                     const IdentifierHash hash);

          const Amg::Transform3D& toOrigin() const;           
          const StripDesign& design(bool phiView = false) const;
          const IdentifierHash hash() const;
          Amg::Vector3D localStripPosition(unsigned int stripum,
                                           bool phiView = false) const;
          Amg::Vector3D localStripLeftEdge(unsigned int stripNum,
                                           bool phiView = false) const;
          Amg::Vector3D localStripRightEdge(unsigned int stripNum,
                                            bool phiView = false) const;
          bool operator<(const StripLayer& other) const;
          bool hasPhiDesign() const;
          using CheckVector2D = StripDesign::CheckVector2D;
          Amg::Vector3D to3D(CheckVector2D&& vec, const bool phiView) const;
          Amg::Vector2D to2D(const Amg::Vector3D& vec, const bool phiView) const;
          void flipPhiRotation();
        private:
           TransformPtr m_transform{};
           StripDesignPtr m_etaDesign{};
           StripDesignPtr m_phiDesign{};
           IdentifierHash m_hash{};
           double m_phiRot{90.*Gaudi::Units::deg};
    };
    using StripLayerPtr = GeoModel::TransientConstSharedPtr<StripLayer>;
    struct StripLayerSorter {
            bool operator()( const StripLayerPtr&a, const StripLayerPtr& b) const{
                return (*a) < (*b);
            }
    };
    std::ostream& operator<<(std::ostream& ostr, const StripLayer& lay);
}
 
#include <MuonReadoutGeometryR4/StripLayer.icc>
#endif