TrackingHelpers.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
#ifndef MUONTRACKEVENT_TRACKINGHELPERS_H
#define MUONTRACKEVENT_TRACKINGHELPERS_H
 
#include "MuonPatternEvent/Segment.h"
#include "xAODMuon/MuonSegment.h"
#include "xAODTracking/TrackParticle.h"
 
namespace MuonR4{
    const Segment* detailedSegment(const xAOD::MuonSegment& seg);                                                                    
    std::vector<const xAOD::UncalibratedMeasurement*> collectMeasurements(const xAOD::MuonSegment& segment,
                                                                          bool skipOutlier = true);
    std::string printID(const xAOD::MuonSegment& seg);
    std::size_t nMeasurements(const xAOD::MuonSegment& segment);
    const xAOD::UncalibratedMeasurement* getMeasurement(const xAOD::MuonSegment& segment,
                                                        const std::size_t n);
    bool isOutlierMeasurement(const xAOD::MuonSegment& segment,
                              const std::size_t n);
    
    
    
    Amg::Vector3D atFirstSurface(const Acts::GeometryContext& gctx,
                                 const xAOD::MuonSegment& segment,
                                 const bool skipOutlier = true);
    const xAOD::UncalibratedMeasurement* firstMeasurement(const xAOD::MuonSegment& segment,
                                                          const bool skipOutlier =true);
    Acts::GeometryIdentifier volumeId(const Acts::Surface& surface);
    struct ParticleSorter{
        bool operator()(const xAOD::IParticle* a,
                        const xAOD::IParticle* b) const;
    }; 
 
}
 
#endif