Muon::SortMuPatTrackByQuality Class Reference

#include <MuPatTrack.h>

Collaboration diagram for Muon::SortMuPatTrackByQuality:

Public Member Functions
bool	operator() (const MuPatTrack *c1, const MuPatTrack *c2)

Detailed Description

Definition at line 184 of file MuPatTrack.h.

Member Function Documentation

operator()()

bool Muon::SortMuPatTrackByQuality::operator() ( const MuPatTrack * c1, const MuPatTrack * c2 )

inline

Definition at line 186 of file MuPatTrack.h.

                                                                    {
            // prefer candidates with more segments
            if (c1->segments().size() > c2->segments().size()) return true;
            if (c1->segments().size() < c2->segments().size()) return false;
 
            // prefer tracks with fit quality (always expected)
            const Trk::FitQuality* fq1 = c1->track().fitQuality();
            const Trk::FitQuality* fq2 = c2->track().fitQuality();
            if (!fq1) return false;
            if (!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;
        }

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

• MuPatTrack.h