Muon::SortSegmentsByNumberOfHits Class Reference

#include <SortSegmentsByNumberOfHits.h>

Collaboration diagram for Muon::SortSegmentsByNumberOfHits:

Public Member Functions
bool	operator() (const std::unique_ptr< MuonSegment > &seg1, const std::unique_ptr< MuonSegment > &seg2)

Detailed Description

Definition at line 13 of file SortSegmentsByNumberOfHits.h.

Member Function Documentation

operator()()

bool Muon::SortSegmentsByNumberOfHits::operator() ( const std::unique_ptr< MuonSegment > & seg1, const std::unique_ptr< MuonSegment > & seg2 )

inline

Definition at line 15 of file SortSegmentsByNumberOfHits.h.

                                                                                                        {
            unsigned int nhits1 = seg1->containedMeasurements().size();
            unsigned int nhits2 = seg2->containedMeasurements().size();
            if (nhits1 > nhits2) return true;
            if (nhits1 < nhits2) return false;
 
            // prefer segments with fit quality (always expected)
            const Trk::FitQuality* fq1 = seg1->fitQuality();
            const Trk::FitQuality* fq2 = seg2->fitQuality();
            if (!fq1 && fq2) return false;
            if (fq1 && !fq2) return true;
            if (!fq1 && !fq2) { return true; }
 
            if (fq1->numberDoF() > fq2->numberDoF()) return true;
            if (fq1->numberDoF() < fq2->numberDoF()) return false;
 
            // select candidate with smallest chi2
            double chi2Ndof1 = fq1->chiSquared() / fq1->numberDoF();
            double chi2Ndof2 = fq2->chiSquared() / fq2->numberDoF();
            return chi2Ndof1 < chi2Ndof2;
        }

---

The documentation for this class was generated from the following file:

• SortSegmentsByNumberOfHits.h