helper::SimpleJetTrackAssociator Class Reference

#include <SimpleJetTrackAssociator.h>

Public Member Functions
void	associate (const math::XYZVector &dir, const edm::View< reco::Track > &in, reco::TrackRefVector &out)
void	associateTransient (const math::XYZVector &dir, const reco::TrackCollection &in, reco::TrackRefVector &out)
	SimpleJetTrackAssociator ()
	SimpleJetTrackAssociator (double deltaR, int32_t nHits, double chi2nMax)

Private Attributes
double	chi2nMax_
double	deltaR2_
int32_t	nHits_

Detailed Description

Definition at line 6 of file SimpleJetTrackAssociator.h.

Constructor & Destructor Documentation

SimpleJetTrackAssociator() [1/2]

helper::SimpleJetTrackAssociator::SimpleJetTrackAssociator ( )

inline

Definition at line 8 of file SimpleJetTrackAssociator.h.

: deltaR2_(0), nHits_(0), chi2nMax_(0) {}

SimpleJetTrackAssociator() [2/2]

helper::SimpleJetTrackAssociator::SimpleJetTrackAssociator ( double  deltaR, int32_t  nHits, double  chi2nMax  )

inline

Definition at line 9 of file SimpleJetTrackAssociator.h.

        : deltaR2_(deltaR * deltaR), nHits_(nHits), chi2nMax_(chi2nMax) {}

Member Function Documentation

associate()

void helper::SimpleJetTrackAssociator::associate	(	const math::XYZVector &	dir,
		const edm::View< reco::Track > &	in,
		reco::TrackRefVector &	out
	)

Definition at line 19 of file SimpleJetTrackAssociator.cc.

                                                                          {
  for (size_t i = 0, n = in.size(); i < n; i++) {
    const reco::Track &t = in[i];
    if ((t.numberOfValidHits() < nHits_) || (t.normalizedChi2() > chi2nMax_))
      continue;
    if (deltaR2(dir, t) < deltaR2_) {
      reco::TrackRef tr = in.refAt(i).castTo<reco::TrackRef>();
      out.push_back(tr);
    }
  }
}

References HLTMuonOfflineAnalyzer_cfi::deltaR2, DeadROC_duringRun::dir, mps_fire::i, recoMuon::in, dqmiodumpmetadata::n, MillePedeFileConverter_cfg::out, and OrderedSet::t.

associateTransient()

void helper::SimpleJetTrackAssociator::associateTransient	(	const math::XYZVector &	dir,
		const reco::TrackCollection &	in,
		reco::TrackRefVector &	out
	)

Definition at line 5 of file SimpleJetTrackAssociator.cc.

                                                                                   {
  for (size_t i = 0, n = in.size(); i < n; i++) {
    const reco::Track &t = in[i];
    if ((t.numberOfValidHits() < nHits_) || (t.normalizedChi2() > chi2nMax_))
      continue;
    if (deltaR2(dir, t) < deltaR2_) {
      reco::TrackRef tr(&in, i);  // note: transient ref
      out.push_back(tr);
    }
  }
}

References chi2nMax_, HLTMuonOfflineAnalyzer_cfi::deltaR2, deltaR2_, DeadROC_duringRun::dir, mps_fire::i, recoMuon::in, dqmiodumpmetadata::n, nHits_, MillePedeFileConverter_cfg::out, and OrderedSet::t.

Member Data Documentation

chi2nMax_

double helper::SimpleJetTrackAssociator::chi2nMax_

private

Definition at line 21 of file SimpleJetTrackAssociator.h.

Referenced by associateTransient().

deltaR2_

double helper::SimpleJetTrackAssociator::deltaR2_

private

Definition at line 19 of file SimpleJetTrackAssociator.h.

Referenced by associateTransient().

nHits_

int32_t helper::SimpleJetTrackAssociator::nHits_

private

Definition at line 20 of file SimpleJetTrackAssociator.h.

Referenced by associateTransient().