AlignmentDeviation.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef MUONALIGNERRORBASE_ALIGNMENTDEVIATION_H
#define MUONALIGNERRORBASE_ALIGNMENTDEVIATION_H
 
#include <iosfwd>
#include <vector>
 
#include "GeoPrimitives/GeoPrimitives.h"
 
namespace Trk {
 
    class RIO_OnTrack;

    class AlignmentDeviation {
    public:
        AlignmentDeviation (const std::vector<const Trk::RIO_OnTrack*>& hits,  // not owned
                            std::size_t hitshash,
                            bool hitshashdone);
 
        virtual ~AlignmentDeviation() {}

        virtual int nPar() const = 0;

        virtual double getCovariance(int ipar, int jpar) const = 0;

        virtual Amg::Transform3D getTransform(const std::vector<double>& parameters) const = 0;

        const std::vector<const Trk::RIO_OnTrack*>& getListOfHits() const;

        std::size_t getHashOfHits() const;

        void setHashOfHits(std::size_t hash);

        bool hasValidHashOfHits() const;

        virtual void print(std::ostream& out) const = 0;
 
    protected:
        std::vector<const Trk::RIO_OnTrack*> m_hits;  // not owned
        std::size_t m_hitshash;
        bool m_hitshashdone;
    };
 
    inline
    AlignmentDeviation::AlignmentDeviation (const std::vector<const Trk::RIO_OnTrack*>& hits,  // not owned
                                            std::size_t hitshash,
                                            bool hitshashdone)
      : m_hits (hits),
        m_hitshash (hitshash),
        m_hitshashdone (hitshashdone)
    {
    }
 
    inline const std::vector<const Trk::RIO_OnTrack*>& AlignmentDeviation::getListOfHits() const { return m_hits; }
 
    inline std::size_t AlignmentDeviation::getHashOfHits() const { return m_hitshash; }
 
    inline void AlignmentDeviation::setHashOfHits(std::size_t hash) {
        m_hitshash = hash;
        m_hitshashdone = true;
    }
 
    inline bool AlignmentDeviation::hasValidHashOfHits() const { return m_hitshashdone; }
 
}  // namespace Trk
#endif