ExpandedSector.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
#ifndef MUONTRACKEVENT_EXPANDEDSECTOR_H
#define MUONTRACKEVENT_EXPANDEDSECTOR_H
 
#include <GeoPrimitives/GeoPrimitives.h>
//
#include "Acts/Utilities/OstreamFormatter.hpp"
 
#include <cstdint>
#include <tuple>
#include <ostream>
 

namespace MuonR4 {
 
    class ExpandedSector {
        public:
            enum class SectorProjector : std::int8_t {
                leftOverlap = -1,   
                center = 0,         
                rightOverlap = 1    
            };

            static std::string toString(const SectorProjector proj);
            friend std::ostream& operator<<(std::ostream& ostr, const SectorProjector proj) {
                return ostr<<(toString(proj));
            }
            friend std::ostream& operator<<(std::ostream& ostr, const ExpandedSector& sec){
                return sec.toString(ostr);
            }

            explicit ExpandedSector(const unsigned msSector,
                                    const SectorProjector proj);
            explicit ExpandedSector(const double phi);
            explicit ExpandedSector(const std::int8_t expSector);
            bool operator<(const ExpandedSector& other) const;
            bool operator==(const ExpandedSector& other) const;
            bool operator!=(const ExpandedSector& other) const;
            unsigned msSector() const;
            unsigned adjacentMsSector() const;
            SectorProjector projector() const;
            std::int8_t sector() const;
            double phi() const;
            Amg::Vector3D radialDir() const;
            Amg::Vector3D normalDir() const;
            bool isNeighbour(const ExpandedSector& other) const;
        private:
            std::ostream& toString(std::ostream& ostr)const;
            std::int8_t m_sector{0};
    };
   
}
ACTS_OSTREAM_FORMATTER(MuonR4::ExpandedSector::SectorProjector);
 
#endif