JetVetoedTracksAssociationDRVertex Class Reference

#include <JetVetoedTracksAssociatorDRVertex.h>

Public Member Functions
	JetVetoedTracksAssociationDRVertex (double fDr)
void	produce (reco::JetTracksAssociation::Container *fAssociation, const std::vector< edm::RefToBase< reco::Jet > > &fJets, const std::vector< reco::TrackRef > &fTracks, TrackClassifier &classifier) const
	~JetVetoedTracksAssociationDRVertex ()

Private Attributes
double	mDeltaR2Threshold
	fidutial dR between track in the vertex and jet's reference direction More...

Detailed Description

Definition at line 13 of file JetVetoedTracksAssociatorDRVertex.h.

Constructor & Destructor Documentation

JetVetoedTracksAssociationDRVertex::JetVetoedTracksAssociationDRVertex

(

double

fDr

)

Definition at line 5 of file JetVetoedTracksAssociatorDRVertex.cc.

: mDeltaR2Threshold(dr*dr) {}

JetVetoedTracksAssociationDRVertex::~JetVetoedTracksAssociationDRVertex ( )

inline

Definition at line 19 of file JetVetoedTracksAssociatorDRVertex.h.

{}

Member Function Documentation

void JetVetoedTracksAssociationDRVertex::produce	(	reco::JetTracksAssociation::Container *	fAssociation,
		const std::vector< edm::RefToBase< reco::Jet > > &	fJets,
		const std::vector< reco::TrackRef > &	fTracks,
		TrackClassifier &	classifier
	)		const

Definition at line 8 of file JetVetoedTracksAssociatorDRVertex.cc.

References TrackCategories::BWeakDecay, TrackCategories::CWeakDecay, Geom::deltaR2(), eta(), reco::TrackBase::eta(), reco::LeafCandidate::eta(), TrackClassifier::evaluate(), i, TrackCategories::is(), j, metsig::jet, reco::btau::jetEta, reco::btau::jetPhi, mDeltaR2Threshold, reco::TrackBase::p(), phi, reco::TrackBase::phi(), reco::LeafCandidate::phi(), TrackCategories::PrimaryVertex, edm::RefVector< C, T, F >::push_back(), reco::JetTracksAssociation::setValue(), matplotRender::t, and ExpressReco_HICollisions_FallBack::track.

Referenced by JetVetoedTracksAssociatorAtVertex::produce().

{
    // cache tracks kinematics
    std::vector <math::RhoEtaPhiVector> trackP3s;
    trackP3s.reserve (fTracks.size());
    for (unsigned i = 0; i < fTracks.size(); ++i)
    {
        const reco::Track* track = &*(fTracks[i]);
        trackP3s.push_back (math::RhoEtaPhiVector (track->p(),track->eta(), track->phi()));
    }
    //loop on jets and associate
    for (unsigned j = 0; j < fJets.size(); ++j)
    {
        reco::TrackRefVector assoTracks;
        const reco::Jet* jet = &*(fJets[j]);
        double jetEta = jet->eta();
        double jetPhi = jet->phi();
        for (unsigned t = 0; t < fTracks.size(); ++t)
        {
            double dR2 = deltaR2 (jetEta, jetPhi, trackP3s[t].eta(), trackP3s[t].phi());
            classifier.evaluate( reco::TrackBaseRef(fTracks[t]) );
            if (
                dR2 < mDeltaR2Threshold &&
                (
                    classifier.is(TrackClassifier::BWeakDecay) ||
                    classifier.is(TrackClassifier::CWeakDecay) ||
                    classifier.is(TrackClassifier::PrimaryVertex)
                )
            ) assoTracks.push_back (fTracks[t]);
        }
        reco::JetTracksAssociation::setValue (fAssociation, fJets[j], assoTracks);
    }
}

Member Data Documentation

double JetVetoedTracksAssociationDRVertex::mDeltaR2Threshold

private

fidutial dR between track in the vertex and jet's reference direction

Definition at line 30 of file JetVetoedTracksAssociatorDRVertex.h.

Referenced by produce().