MatcherUsingTracksAlgorithm Class Reference

#include <MatcherUsingTracksAlgorithm.h>

Public Member Functions
bool	hasChi2 () const
	Return 'true' if the matcher will produce also chi2. More...
bool	hasMetrics () const
	Return 'true' if the matcher will produce meaningful deltaR, deltaLocalPos, deltaPtRel values. More...
void	init (const edm::EventSetup &iSetup)
	Call this method at the beginning of each run, to initialize geometry, magnetic field and propagators. More...
bool	match (const reco::Candidate &c1, const reco::Candidate &c2, float &deltaR, float &deltaEta, float &deltaPhi, float &deltaLocalPos, float &deltaPtRel, float &chi2) const
int	match (const reco::Candidate &tk, const edm::View< reco::Candidate > &c2s, float &deltaR, float &deltaEta, float &deltaPhi, float &deltaLocalPos, float &deltaPtRel, float &chi2) const
	MatcherUsingTracksAlgorithm (const edm::ParameterSet &iConfig)
virtual	~MatcherUsingTracksAlgorithm ()

Static Public Member Functions
static void	cropAndInvert (AlgebraicSymMatrix55 &cov, bool diagonalOnly, bool top3by3only)
	Possibly crop the 3x3 part of the matrix or remove off-diagonal terms, then invert. More...
static double	getChi2 (const FreeTrajectoryState &start, const FreeTrajectoryState &other, bool diagonalOnly, bool useVertex, bool useFirstMomentum)
static double	getChi2 (const FreeTrajectoryState &start, const TrajectoryStateClosestToPoint &other, bool diagonalOnly, bool useVertex)
static double	getChi2 (const TrajectoryStateOnSurface &start, const TrajectoryStateOnSurface &other, bool diagonalOnly, bool usePosition)

Private Types
enum	AlgoType {   ByTrackRef, ByDirectComparison, ByPropagatingSrc, ByPropagatingMatched,   ByPropagatingSrcTSCP, ByPropagatingMatchedTSCP }
enum	SortBy {   LocalPosDiff, GlobalMomDeltaR, GlobalMomDeltaEta, GlobalMomDeltaPhi,   GlobalDPtRel, Chi2 }
enum	WhichState { AtVertex, Innermost, Outermost }
enum	WhichTrack { None, TrackerTk, MuonTk, GlobalTk }

Private Member Functions
void	getConf (const edm::ParameterSet &iConfig, const std::string &whatFor, WhichTrack &whichTrack, WhichState &whichState)
	Parse some configuration. More...
reco::TrackRef	getTrack (const reco::Candidate &reco, WhichTrack which) const
	Get track reference out of a Candidate (via dynamic_cast to reco::RecoCandidate) More...
bool	matchByDirectComparison (const FreeTrajectoryState &start, const FreeTrajectoryState &other, float &lastDeltaR, float &lastDeltaEta, float &lastDeltaPhi, float &lastDeltaLocalPos, float &lastGlobalDPtRel, float &lastChi2) const
	Compare directly two states. return true if current pair is the new best match (in that case, update also deltaR and deltaLocalPos) More...
bool	matchWithPropagation (const FreeTrajectoryState &start, const FreeTrajectoryState &target, float &lastDeltaR, float &lastDeltaEta, float &lastDeltaPhi, float &lastDeltaLocalPos, float &lastGlobalDPtRel, float &lastChi2) const
bool	matchWithPropagation (const FreeTrajectoryState &start, const TrajectoryStateOnSurface &target, float &lastDeltaR, float &lastDeltaEta, float &lastDeltaPhi, float &lastDeltaLocalPos, float &lastGlobalDPtRel, float &lastChi2) const
FreeTrajectoryState	startingState (const reco::Candidate &reco, WhichTrack whichTrack, WhichState whichState) const
	Starting state for the propagation. More...
TrajectoryStateOnSurface	targetState (const reco::Candidate &reco, WhichTrack whichTrack, WhichState whichState) const
	End state for the propagation. More...

Private Attributes
AlgoType	algo_
bool	chi2DiagonalOnly_
bool	chi2FirstMomentum_
bool	chi2UseVertex_
edm::ESHandle< GlobalTrackingGeometry >	geometry_
edm::ESHandle< MagneticField >	magfield_
StringCutObjectSelector< reco::Candidate, true >	matchedCut_
float	maxChi2_
float	maxGlobalDPtRel_
float	maxGlobalMomDeltaEta_
float	maxGlobalMomDeltaPhi_
float	maxGlobalMomDeltaR_
float	maxLocalPosDiff_
edm::ESHandle< Propagator >	propagator_
bool	requireSameCharge_
SortBy	sortBy_
StringCutObjectSelector< reco::Candidate, true >	srcCut_
bool	useChi2_
WhichState	whichState1_
WhichState	whichState2_
WhichTrack	whichTrack1_
WhichTrack	whichTrack2_

Detailed Description

Definition at line 30 of file MatcherUsingTracksAlgorithm.h.

Member Enumeration Documentation

enum MatcherUsingTracksAlgorithm::AlgoType

private

Enumerator
ByTrackRef
ByDirectComparison
ByPropagatingSrc
ByPropagatingMatched
ByPropagatingSrcTSCP
ByPropagatingMatchedTSCP

Definition at line 75 of file MatcherUsingTracksAlgorithm.h.

                        { ByTrackRef, ByDirectComparison, 
                          ByPropagatingSrc, ByPropagatingMatched,
                          ByPropagatingSrcTSCP, ByPropagatingMatchedTSCP }; // propagate closest to point

enum MatcherUsingTracksAlgorithm::SortBy

private

Enumerator
LocalPosDiff
GlobalMomDeltaR
GlobalMomDeltaEta
GlobalMomDeltaPhi
GlobalDPtRel
Chi2

Definition at line 97 of file MatcherUsingTracksAlgorithm.h.

{ LocalPosDiff, GlobalMomDeltaR, GlobalMomDeltaEta, GlobalMomDeltaPhi, GlobalDPtRel, Chi2};

enum MatcherUsingTracksAlgorithm::WhichState

private

Enumerator
AtVertex
Innermost
Outermost

Definition at line 79 of file MatcherUsingTracksAlgorithm.h.

{ AtVertex, Innermost, Outermost };

enum MatcherUsingTracksAlgorithm::WhichTrack

private

Enumerator
None
TrackerTk
MuonTk
GlobalTk

Definition at line 78 of file MatcherUsingTracksAlgorithm.h.

{ None, TrackerTk, MuonTk, GlobalTk };

Constructor & Destructor Documentation

MatcherUsingTracksAlgorithm::MatcherUsingTracksAlgorithm ( const edm::ParameterSet &  iConfig )

explicit

Definition at line 20 of file MatcherUsingTracksAlgorithm.cc.

References patPFMETCorrections_cff::algo, algo_, AtVertex, ByDirectComparison, ByPropagatingMatched, ByPropagatingMatchedTSCP, ByPropagatingSrc, ByPropagatingSrcTSCP, ByTrackRef, Chi2, chi2DiagonalOnly_, chi2FirstMomentum_, chi2UseVertex_, Exception, edm::ParameterSet::existsAs(), getConf(), edm::ParameterSet::getParameter(), GlobalDPtRel, GlobalMomDeltaEta, GlobalMomDeltaPhi, GlobalMomDeltaR, LocalPosDiff, maxChi2_, maxGlobalDPtRel_, maxGlobalMomDeltaEta_, maxGlobalMomDeltaPhi_, maxGlobalMomDeltaR_, maxLocalPosDiff_, None, sortBy_, AlCaHLTBitMon_QueryRunRegistry::string, useChi2_, whichState1_, whichState2_, whichTrack1_, and whichTrack2_.

                                                                                        :
    whichTrack1_(None),     whichTrack2_(None), 
    whichState1_(AtVertex), whichState2_(AtVertex),
    srcCut_(iConfig.existsAs<std::string>("srcPreselection") ? iConfig.getParameter<std::string>("srcPreselection") : ""),
    matchedCut_(iConfig.existsAs<std::string>("matchedPreselection") ? iConfig.getParameter<std::string>("matchedPreselection") : ""),
    requireSameCharge_(iConfig.existsAs<bool>("requireSameCharge") ? iConfig.getParameter<bool>("requireSameCharge") : false)
{
    std::string algo = iConfig.getParameter<std::string>("algorithm");
    if      (algo == "byTrackRef")           { algo_ = ByTrackRef; }
    else if (algo == "byPropagatingSrc")     { algo_ = ByPropagatingSrc; }
    else if (algo == "byPropagatingMatched") { algo_ = ByPropagatingMatched; }
    else if (algo == "byDirectComparison")   { algo_ = ByDirectComparison; }
    else throw cms::Exception("Configuration") << "Value '" << algo << "' for algorithm not yet implemented.\n";

    getConf(iConfig, "src",     whichTrack1_, whichState1_);
    getConf(iConfig, "matched", whichTrack2_, whichState2_);

    if (algo_ == ByTrackRef) {
        // validate the config
        if (whichTrack1_ == None || whichTrack2_ == None) throw cms::Exception("Configuration") << "Algorithm 'byTrackRef' needs tracks not to be 'none'.\n";
    } else if (algo_ == ByPropagatingSrc || algo_ == ByPropagatingMatched || algo_ == ByDirectComparison) {
        // read matching cuts
        maxLocalPosDiff_      = iConfig.getParameter<double>("maxDeltaLocalPos");
        maxGlobalMomDeltaR_   = iConfig.getParameter<double>("maxDeltaR");
        maxGlobalMomDeltaEta_ = iConfig.existsAs<double>("maxDeltaEta") ? iConfig.getParameter<double>("maxDeltaEta") : maxGlobalMomDeltaR_;
        maxGlobalMomDeltaPhi_ = iConfig.existsAs<double>("maxDeltaPhi") ? iConfig.getParameter<double>("maxDeltaPhi") : maxGlobalMomDeltaR_;
        maxGlobalDPtRel_      = iConfig.getParameter<double>("maxDeltaPtRel");

        // choice of sorting variable
        std::string sortBy = iConfig.getParameter<std::string>("sortBy");
        if      (sortBy == "deltaLocalPos") sortBy_ = LocalPosDiff;
        else if (sortBy == "deltaPtRel")    sortBy_ = GlobalDPtRel;
        else if (sortBy == "deltaR")        sortBy_ = GlobalMomDeltaR;
        else if (sortBy == "deltaEta")      sortBy_ = GlobalMomDeltaEta;
        else if (sortBy == "deltaPhi")      sortBy_ = GlobalMomDeltaPhi;
        else if (sortBy == "chi2")          sortBy_ = Chi2;
        else throw cms::Exception("Configuration") << "Parameter 'sortBy' must be one of: deltaLocalPos, deltaPtRel, deltaR, chi2.\n";
        // validate the config
        if (algo_ == ByPropagatingSrc) {
            if (whichTrack2_ == None || whichState2_ == AtVertex) {
                algo_ = ByPropagatingSrcTSCP;
                //throw cms::Exception("Configuration") << "Destination track must be non-null, and state must not be 'AtVertex' (not yet).\n";
            }
        } else if (algo_ == ByPropagatingMatched) {
            if (whichTrack1_ == None || whichState1_ == AtVertex) {
                algo_ = ByPropagatingMatchedTSCP;
                //throw cms::Exception("Configuration") << "Destination track must be non-null, and state must not be 'AtVertex' (not yet).\n";
            }
        } else if (algo_ == ByDirectComparison) {
            bool firstAtVertex = (whichTrack1_ == None || whichState1_ == AtVertex);
            bool   secAtVertex = (whichTrack2_ == None || whichState2_ == AtVertex);
            if (firstAtVertex) {
                if (!secAtVertex)  throw cms::Exception("Configuration") << "When using 'byDirectComparison' with 'src' at vertex (or None), 'matched' must be at vertex too.\n";
            } else {
                if (secAtVertex)  throw cms::Exception("Configuration") << "When using 'byDirectComparison' with 'src' not at vertex, 'matched' can't be at vertex or None.\n";
                if (whichState1_ != whichState2_) throw cms::Exception("Configuration") << "You can't use 'byDirectComparison' with non-matching states.\n";
            }
        }

        useChi2_ = iConfig.existsAs<bool>("computeChi2") ? iConfig.getParameter<bool>("computeChi2") : false;
        if (useChi2_) {
           if (whichTrack1_ == None && whichTrack2_ == None) throw cms::Exception("Configuration") << "Can't compute chi2s if both tracks are set to 'none'.\n";
           maxChi2_ = iConfig.getParameter<double>("maxChi2");
           chi2DiagonalOnly_ = iConfig.getParameter<bool>("chi2DiagonalOnly");
           if (algo_ == ByPropagatingSrc || algo_ == ByPropagatingMatched) {
               chi2UseVertex_ = iConfig.getParameter<bool>("chi2UsePosition");
           } else {
               chi2UseVertex_ = iConfig.getParameter<bool>("chi2UseVertex");
               if (algo_ == ByDirectComparison) {
                    std::string choice = iConfig.getParameter<std::string>("chi2MomentumForDxy");
                    if (choice == "src") chi2FirstMomentum_ = true;
                    else if (choice != "matched") throw cms::Exception("Configuration") << "chi2MomentumForDxy must be 'src' or 'matched'\n";
               }
           }
        } else maxChi2_ = 1;

        if (sortBy_ == Chi2 && !useChi2_) throw cms::Exception("Configuration") << "Can't sort by chi2s if 'computeChi2s' is not set to true.\n";
    }
}

virtual MatcherUsingTracksAlgorithm::~MatcherUsingTracksAlgorithm ( )

inlinevirtual

Definition at line 33 of file MatcherUsingTracksAlgorithm.h.

References alignmentValidation::c1, HiEvtPlane_cfi::chi2, spr::deltaEta, hiPixelPairStep_cff::deltaPhi, deltaR(), init(), and match().

{ }

Member Function Documentation

void MatcherUsingTracksAlgorithm::cropAndInvert ( AlgebraicSymMatrix55 &  cov, bool  diagonalOnly, bool  top3by3only  )

static

Possibly crop the 3x3 part of the matrix or remove off-diagonal terms, then invert.

Definition at line 482 of file MatcherUsingTracksAlgorithm.cc.

References mps_fire::i.

Referenced by getChi2(), and hasChi2().

                                                                                                         {
    if (!top3by3only) {
        if (diagonalOnly) {
            for (size_t i = 0; i < 5; ++i) { for (size_t j = i+1; j < 5; ++j) {
                cov(i,j) = 0;
            } }
        }
        cov.Invert();
    } else {
        // get 3x3 covariance
        AlgebraicSymMatrix33 momCov = cov.Sub<AlgebraicSymMatrix33>(0,0); // get 3x3 matrix
        if (diagonalOnly) { momCov(0,1) = 0; momCov(0,2) = 0; momCov(1,2) = 0; }
        // invert        
        momCov.Invert();
        // place it
        cov.Place_at(momCov,0,0);
        // zero the rest
        for (size_t i = 3; i < 5; ++i) { for (size_t j = i; j < 5; ++j) { 
            cov(i,j) = 0;
        } }
    }
}

double MatcherUsingTracksAlgorithm::getChi2 ( const FreeTrajectoryState &  start, const FreeTrajectoryState &  other, bool  diagonalOnly, bool  useVertex, bool  useFirstMomentum  )

static

Compute the chi2 of two free trajectory states, in the curvilinear frame (q/p, theta, phi, dxy, dsz) At least one must have errors diagonalOnly: don't use off-diagonal terms of covariance matrix useVertex : use dxy, dsz in the chi2 (if false, use only q/p, theta, phi) useFirstMomentum : use the 'start' state momentum to compute dxy, dsx (if false, use 'other')

Definition at line 437 of file MatcherUsingTracksAlgorithm.cc.

References FreeTrajectoryState::charge(), cropAndInvert(), FreeTrajectoryState::curvilinearError(), mps_update::diff, PVValHelper::dxy, FreeTrajectoryState::hasError(), PV3DBase< T, PVType, FrameType >::mag(), CurvilinearTrajectoryError::matrix(), FreeTrajectoryState::momentum(), AlCaHLTBitMon_ParallelJobs::p, p1, p2, PV3DBase< T, PVType, FrameType >::perp(), PV3DBase< T, PVType, FrameType >::phi(), FreeTrajectoryState::position(), EnergyCorrector::pt, PV3DBase< T, PVType, FrameType >::theta(), relativeConstraints::value, PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

Referenced by hasChi2(), matchByDirectComparison(), and matchWithPropagation().

                                                                                                                                                                 {
    if (!start.hasError() && !other.hasError()) throw cms::Exception("LogicError") << "At least one of the two states must have errors to make chi2s.\n";
    AlgebraicSymMatrix55 cov;
    if (start.hasError()) cov += start.curvilinearError().matrix();
    if (other.hasError()) cov += other.curvilinearError().matrix();
    cropAndInvert(cov, diagonalOnly, !useVertex);
    GlobalVector p1 = start.momentum(), p2 = other.momentum();
    GlobalPoint  x1 = start.position(), x2 = other.position();
    GlobalVector p = useFirstMomentum ? p1 : p2; double pt = p.perp(), pm = p.mag();
    double dsz = (x1.z()-x2.z())*pt/pm - ( (x1.x()-x2.x())*p.x() + (x1.y()-x2.y())*p.y() ) / pt * p.z()/pm;
    double dxy = ( -(x1.x()-x2.x())*p.y() + (x1.y()-x2.y())*p.x() )/pt;
    AlgebraicVector5 diff(start.charge()/p1.mag()-other.charge()/p2.mag(),
                          p1.theta()-p2.theta(),
                          (p1.phi()-p2.phi()).value(), 
                          dxy,
                          dsz);
    return ROOT::Math::Similarity(diff, cov);
}

double MatcherUsingTracksAlgorithm::getChi2 ( const FreeTrajectoryState &  start, const TrajectoryStateClosestToPoint &  other, bool  diagonalOnly, bool  useVertex  )

static

Compute the chi2 of one free trajectory state and a TrajectoryStateClosestToPoint closest to it, in the perigee frame At least one must have errors diagonalOnly: don't use off-diagonal terms of covariance matrix useVertex : use dxy, dsz in the chi2 (if false, use only q/p, theta, phi)

Definition at line 457 of file MatcherUsingTracksAlgorithm.cc.

References PerigeeTrajectoryError::covarianceMatrix(), cropAndInvert(), mps_update::diff, PerigeeConversions::ftsToPerigeeError(), PerigeeConversions::ftsToPerigeeParameters(), FreeTrajectoryState::hasError(), TrajectoryStateClosestToPoint::hasError(), TrajectoryStateClosestToPoint::perigeeError(), TrajectoryStateClosestToPoint::perigeeParameters(), EnergyCorrector::pt, TrajectoryStateClosestToPoint::referencePoint(), and PerigeeTrajectoryParameters::vector().

                                                                                                                                                    {
    if (!start.hasError() && !other.hasError()) throw cms::Exception("LogicError") << "At least one of the two states must have errors to make chi2s.\n";
    double pt; // needed by pgconvert
    AlgebraicSymMatrix55 cov;
    if (start.hasError()) cov += PerigeeConversions::ftsToPerigeeError(start).covarianceMatrix();
    if (other.hasError()) cov += other.perigeeError().covarianceMatrix();
    cropAndInvert(cov, diagonalOnly, !useVertex);
    AlgebraicVector5 pgpar1 = PerigeeConversions::ftsToPerigeeParameters(start,other.referencePoint(),pt).vector();
    AlgebraicVector5 pgpar2 = other.perigeeParameters().vector();
    AlgebraicVector5 diff(pgpar1-pgpar2);
    return ROOT::Math::Similarity(diff, cov);
}

double MatcherUsingTracksAlgorithm::getChi2 ( const TrajectoryStateOnSurface &  start, const TrajectoryStateOnSurface &  other, bool  diagonalOnly, bool  usePosition  )

static

Compute the chi2 of two free trajectory states, in the local frame (q/p, dx, dy, dxdz, dydz) At least one must have errors diagonalOnly: don't use off-diagonal terms of covariance matrix useVertex : use dx, dy in the chi2 (if false, use only direction and q/p)

Definition at line 471 of file MatcherUsingTracksAlgorithm.cc.

References cropAndInvert(), mps_update::diff, TrajectoryStateOnSurface::hasError(), TrajectoryStateOnSurface::localError(), TrajectoryStateOnSurface::localParameters(), LocalTrajectoryError::matrix(), and LocalTrajectoryParameters::mixedFormatVector().

                                                                                                                                                      {
    if (!start.hasError() && !other.hasError()) throw cms::Exception("LogicError") << "At least one of the two states must have errors to make chi2s.\n";
    AlgebraicSymMatrix55 cov;
    if (start.hasError()) cov += start.localError().matrix();
    if (other.hasError()) cov += other.localError().matrix();
    cropAndInvert(cov, diagonalOnly, !usePosition);
    AlgebraicVector5 diff(start.localParameters().mixedFormatVector() - other.localParameters().mixedFormatVector());
    return ROOT::Math::Similarity(diff, cov);
}

void MatcherUsingTracksAlgorithm::getConf ( const edm::ParameterSet &  iConfig, const std::string &  whatFor, WhichTrack &  whichTrack, WhichState &  whichState  )

private

Parse some configuration.

Definition at line 101 of file MatcherUsingTracksAlgorithm.cc.

References algo_, AtVertex, ByTrackRef, Exception, edm::ParameterSet::getParameter(), GlobalTk, Innermost, MuonTk, None, Outermost, AlCaHLTBitMon_QueryRunRegistry::string, and TrackerTk.

Referenced by MatcherUsingTracksAlgorithm().

                                                                                                                                              {
    std::string s_whichTrack = iConfig.getParameter<std::string>(whatFor+"Track");
    if      (s_whichTrack == "none")    { whichTrack = None; }
    else if (s_whichTrack == "tracker") { whichTrack = TrackerTk; }
    else if (s_whichTrack == "muon")    { whichTrack = MuonTk; }
    else if (s_whichTrack == "global")  { whichTrack = GlobalTk; }
    else throw cms::Exception("Configuration") << "Parameter 'useTrack' must be 'none', 'tracker', 'muon', 'global'\n";
    if ((whichTrack != None) && (algo_ != ByTrackRef)) {
        std::string s_whichState = iConfig.getParameter<std::string>(whatFor+"State");
        if      (s_whichState == "atVertex")  { whichState = AtVertex; }
        else if (s_whichState == "innermost") { whichState = Innermost; }
        else if (s_whichState == "outermost") { whichState = Outermost; }
        else throw cms::Exception("Configuration") << "Parameter 'useState' must be 'atVertex', 'innermost', 'outermost'\n";
    }
}

reco::TrackRef MatcherUsingTracksAlgorithm::getTrack ( const reco::Candidate &  reco, WhichTrack  which  ) const

private

Get track reference out of a Candidate (via dynamic_cast to reco::RecoCandidate)

Definition at line 235 of file MatcherUsingTracksAlgorithm.cc.

References reco::RecoCandidate::combinedMuon(), Exception, GlobalTk, MuonTk, trackingPlots::reco, reco::RecoCandidate::standAloneMuon(), reco::RecoCandidate::track(), and TrackerTk.

Referenced by match(), startingState(), and targetState().

                                                                                            {
    reco::TrackRef tk;
    const reco::RecoCandidate *rc = dynamic_cast<const reco::RecoCandidate *>(&reco);
    if (rc == 0) throw cms::Exception("Invalid Data") << "Input object is not a RecoCandidate.\n";
    switch (whichTrack) {
        case TrackerTk: tk = rc->track();          break; 
        case MuonTk   : tk = rc->standAloneMuon(); break;
        case GlobalTk : tk = rc->combinedMuon();   break;
        default: break; // just to make gcc happy
    }
    return tk;
}

bool MatcherUsingTracksAlgorithm::hasChi2 ( ) const

inline

Return 'true' if the matcher will produce also chi2.

Definition at line 51 of file MatcherUsingTracksAlgorithm.h.

References cropAndInvert(), TrackerKinkFinder_cfi::diagonalOnly, getChi2(), trackingPlots::other, useChi2_, TrackerKinkFinder_cfi::usePosition, and VerticesFromLeptons_cfi::useVertex.

{ return useChi2_; }

bool MatcherUsingTracksAlgorithm::hasMetrics ( ) const

inline

Return 'true' if the matcher will produce meaningful deltaR, deltaLocalPos, deltaPtRel values.

Definition at line 48 of file MatcherUsingTracksAlgorithm.h.

References algo_, and ByTrackRef.

{ return algo_ != ByTrackRef; }

void MatcherUsingTracksAlgorithm::init

(

const edm::EventSetup &

iSetup

)

Call this method at the beginning of each run, to initialize geometry, magnetic field and propagators.

Definition at line 227 of file MatcherUsingTracksAlgorithm.cc.

References geometry_, edm::EventSetup::get(), magfield_, and propagator_.

Referenced by ~MatcherUsingTracksAlgorithm().

                                                              {
    iSetup.get<IdealMagneticFieldRecord>().get(magfield_);
    iSetup.get<TrackingComponentsRecord>().get("SteppingHelixPropagatorAny", propagator_);
    iSetup.get<GlobalTrackingGeometryRecord>().get(geometry_);
}

bool MatcherUsingTracksAlgorithm::match	(	const reco::Candidate &	c1,
		const reco::Candidate &	c2,
		float &	deltR,
		float &	deltEta,
		float &	deltPhi,
		float &	deltaLocalPos,
		float &	deltaPtRel,
		float &	chi2
	)		const

Try to match one track to another one. Return true if succeeded. For matches not by ref, it will update deltaR, deltaLocalPos and deltaPtRel if the match suceeded

Definition at line 120 of file MatcherUsingTracksAlgorithm.cc.

References algo_, ByDirectComparison, ByPropagatingMatched, ByPropagatingMatchedTSCP, ByPropagatingSrc, ByPropagatingSrcTSCP, ByTrackRef, reco::Candidate::charge(), getTrack(), edm::Ref< C, T, F >::id(), edm::Ref< C, T, F >::isNonnull(), matchByDirectComparison(), matchedCut_, matchWithPropagation(), requireSameCharge_, srcCut_, startingState(), reco::t2, edmPickEvents::target, targetState(), whichState1_, whichState2_, whichTrack1_, and whichTrack2_.

Referenced by match(), and ~MatcherUsingTracksAlgorithm().

                                                                                                                                                                                             {
    if (!(srcCut_(c1) && matchedCut_(c2))) return false;
    if (requireSameCharge_ && (c1.charge() != c2.charge())) return false;
    switch (algo_) {
        case ByTrackRef: { 
            reco::TrackRef t1 = getTrack(c1, whichTrack1_); 
            reco::TrackRef t2 = getTrack(c2, whichTrack2_); 
            if (t1.isNonnull()) {
                if (t1 == t2) return true; 
                if (t1.id() != t2.id()) { edm::LogWarning("MatcherUsingTracksAlgorithm") << "Trying to match by reference tracks coming from different collections.\n"; }
            } 
            }
        case ByPropagatingSrc: {
            FreeTrajectoryState start = startingState(c1, whichTrack1_, whichState1_);
            TrajectoryStateOnSurface target = targetState(c2, whichTrack2_, whichState2_);
            return matchWithPropagation(start, target, deltR, deltEta, deltPhi, deltaLocalPos, deltaPtRel, chi2);
            }
        case ByPropagatingMatched: { 
            FreeTrajectoryState start = startingState(c2, whichTrack2_, whichState2_);
            TrajectoryStateOnSurface target = targetState(c1, whichTrack1_, whichState1_);
            return matchWithPropagation(start, target, deltR, deltEta, deltPhi, deltaLocalPos, deltaPtRel, chi2);
            }
        case ByPropagatingSrcTSCP: {
            FreeTrajectoryState start = startingState(c1, whichTrack1_, whichState1_);
            FreeTrajectoryState target = startingState(c2, whichTrack2_, whichState2_);
            return matchWithPropagation(start, target, deltR, deltEta, deltPhi, deltaLocalPos, deltaPtRel, chi2);
            }
        case ByPropagatingMatchedTSCP: { 
            FreeTrajectoryState start = startingState(c2, whichTrack2_, whichState2_);
            FreeTrajectoryState target = startingState(c1, whichTrack1_, whichState1_);
            return matchWithPropagation(start, target, deltR, deltEta, deltPhi, deltaLocalPos, deltaPtRel, chi2);
            }

        case ByDirectComparison: {
            FreeTrajectoryState start = startingState(c1, whichTrack1_, whichState1_);
            FreeTrajectoryState otherstart = startingState(c2, whichTrack2_, whichState2_);
            return matchByDirectComparison(start, otherstart, deltR, deltEta, deltPhi, deltaLocalPos, deltaPtRel, chi2);
            }
    }
    return false;
}

int MatcherUsingTracksAlgorithm::match	(	const reco::Candidate &	c1,
		const edm::View< reco::Candidate > &	c2s,
		float &	deltR,
		float &	deltEta,
		float &	deltPhi,
		float &	deltaLocalPos,
		float &	deltaPtRel,
		float &	chi2
	)		const

Find the best match to another candidate, and return its index in the vector For matches not by ref, it will update deltaR, deltaLocalPos and deltaPtRel if the match suceeded Returns -1 if the match fails

Definition at line 166 of file MatcherUsingTracksAlgorithm.cc.

References algo_, edm::View< T >::begin(), ByDirectComparison, ByPropagatingMatched, ByPropagatingMatchedTSCP, ByPropagatingSrc, ByPropagatingSrcTSCP, ByTrackRef, reco::Candidate::charge(), edm::View< T >::end(), cmsRelvalreport::exit, getTrack(), mps_fire::i, edm::Ref< C, T, F >::id(), edm::Ref< C, T, F >::isNonnull(), match(), matchByDirectComparison(), matchedCut_, matchWithPropagation(), requireSameCharge_, srcCut_, command_line::start, startingState(), reco::t2, edmPickEvents::target, targetState(), whichState1_, whichState2_, whichTrack1_, and whichTrack2_.

                                                                                                                                                                                                       {
    if (!srcCut_(c1)) return -1;
    
    // working and output variables
    FreeTrajectoryState start; TrajectoryStateOnSurface target;
    int match = -1;

    // pre-fetch some states if needed
    if (algo_ == ByPropagatingSrc || algo_ == ByPropagatingSrcTSCP || algo_ == ByPropagatingMatchedTSCP || algo_ == ByDirectComparison) {
        start = startingState(c1, whichTrack1_, whichState1_);
    } else if (algo_ == ByPropagatingMatched) target = targetState(c1, whichTrack1_, whichState1_);

    // loop on the  collection
    edm::View<reco::Candidate>::const_iterator it, ed; int i;
    for (it = c2s.begin(), ed = c2s.end(), i = 0; it != ed; ++it, ++i) {
        if (!matchedCut_(*it)) continue;
        if (requireSameCharge_ && (c1.charge() != it->charge()) ) continue;
        bool exit = false;
        switch (algo_) {
            case ByTrackRef: {
                     reco::TrackRef t1 = getTrack(c1, whichTrack1_); 
                     reco::TrackRef t2 = getTrack(*it, whichTrack2_); 
                     if (t1.isNonnull()) {
                         if (t1 == t2) { match = i; exit = true; }
                         if (t1.id() != t2.id()) { edm::LogWarning("MatcherUsingTracksAlgorithm") << "Trying to match by reference tracks coming from different collections.\n"; }
                     } 
                 } break;
            case ByPropagatingSrc: 
            case ByPropagatingMatched: {
                     if (algo_ == ByPropagatingMatched)  start = startingState(*it, whichTrack2_, whichState2_);
                     else if (algo_ == ByPropagatingSrc) target = targetState(*it, whichTrack2_, whichState2_);
                     if (matchWithPropagation(start, target, deltR, deltEta, deltPhi, deltaLocalPos, deltaPtRel, chi2)) { 
                         match = i; 
                     }
                 } break;
            case ByDirectComparison: {
                     FreeTrajectoryState otherstart = startingState(*it, whichTrack2_, whichState2_);
                     if (matchByDirectComparison(start, otherstart, deltR, deltEta, deltPhi, deltaLocalPos, deltaPtRel, chi2)) {
                         match = i;
                     }
                 } break;
            case ByPropagatingSrcTSCP: {
                    FreeTrajectoryState otherstart = startingState(*it, whichTrack2_, whichState2_);
                    if (matchWithPropagation(start, otherstart, deltR, deltEta, deltPhi, deltaLocalPos, deltaPtRel, chi2)) {
                         match = i;
                    }
                } break;
            case ByPropagatingMatchedTSCP: {
                    FreeTrajectoryState otherstart = startingState(*it, whichTrack2_, whichState2_);
                    if (matchWithPropagation(otherstart, start, deltR, deltEta, deltPhi, deltaLocalPos, deltaPtRel, chi2)) {
                         match = i;
                    }
                } break;
        }
        if (exit) break;
    }

    return match;
}

bool MatcherUsingTracksAlgorithm::matchByDirectComparison ( const FreeTrajectoryState &  start, const FreeTrajectoryState &  other, float &  lastDeltaR, float &  lastDeltaEta, float &  lastDeltaPhi, float &  lastDeltaLocalPos, float &  lastGlobalDPtRel, float &  lastChi2  ) const

private

Compare directly two states. return true if current pair is the new best match (in that case, update also deltaR and deltaLocalPos)

Definition at line 390 of file MatcherUsingTracksAlgorithm.cc.

References PV3DBase< T, PVType, FrameType >::barePhi(), chi2DiagonalOnly_, chi2FirstMomentum_, chi2UseVertex_, hiPixelPairStep_cff::deltaPhi, deltaR(), PV3DBase< T, PVType, FrameType >::eta(), getChi2(), GlobalDPtRel, GlobalMomDeltaEta, GlobalMomDeltaPhi, GlobalMomDeltaR, LocalPosDiff, PV3DBase< T, PVType, FrameType >::mag(), mag(), maxChi2_, maxGlobalDPtRel_, maxGlobalMomDeltaEta_, maxGlobalMomDeltaPhi_, maxGlobalMomDeltaR_, maxLocalPosDiff_, FreeTrajectoryState::momentum(), PV3DBase< T, PVType, FrameType >::perp(), FreeTrajectoryState::position(), sortBy_, and useChi2_.

Referenced by match().

{
    if ((start.momentum().mag() == 0) || target.momentum().mag() == 0) return false;

    bool isBest = false;
    float thisLocalPosDiff = (start.position()-target.position()).mag();
    float thisGlobalMomDeltaR   = deltaR(start.momentum(), target.momentum());
    float thisGlobalMomDeltaPhi = fabs(deltaPhi(start.momentum().barePhi(), target.momentum().barePhi()));
    float thisGlobalMomDeltaEta = fabs(start.momentum().eta() - target.momentum().eta());
    float thisGlobalDPtRel = (start.momentum().perp() - target.momentum().perp())/target.momentum().perp();

    if ((thisLocalPosDiff       < maxLocalPosDiff_) &&
            (thisGlobalMomDeltaR    < maxGlobalMomDeltaR_) &&
            (thisGlobalMomDeltaEta  < maxGlobalMomDeltaEta_) &&
            (thisGlobalMomDeltaPhi  < maxGlobalMomDeltaPhi_) &&
            (fabs(thisGlobalDPtRel) < maxGlobalDPtRel_)) {
        float thisChi2 = useChi2_ ? getChi2(start, target, chi2DiagonalOnly_, chi2UseVertex_, chi2FirstMomentum_) : 0;
        if (thisChi2 >= maxChi2_) return false;
        switch (sortBy_) {
            case LocalPosDiff:      isBest = (thisLocalPosDiff      < lastDeltaLocalPos); break;
            case GlobalMomDeltaR:   isBest = (thisGlobalMomDeltaR   < lastDeltaR);        break;
            case GlobalMomDeltaEta: isBest = (thisGlobalMomDeltaEta < lastDeltaEta);      break;
            case GlobalMomDeltaPhi: isBest = (thisGlobalMomDeltaPhi < lastDeltaPhi);      break;
            case GlobalDPtRel:      isBest = (thisGlobalDPtRel      < lastGlobalDPtRel);  break;
            case Chi2:              isBest = (thisChi2              < lastChi2);          break;
        }
        if (isBest) {
            lastDeltaLocalPos = thisLocalPosDiff;
            lastDeltaR        = thisGlobalMomDeltaR;
            lastDeltaEta      = thisGlobalMomDeltaEta;
            lastDeltaPhi      = thisGlobalMomDeltaPhi;
            lastGlobalDPtRel  = thisGlobalDPtRel;
            lastChi2          = thisChi2;
        } 
    }  // if match

    return isBest;
}

bool MatcherUsingTracksAlgorithm::matchWithPropagation ( const FreeTrajectoryState &  start, const FreeTrajectoryState &  target, float &  lastDeltaR, float &  lastDeltaEta, float &  lastDeltaPhi, float &  lastDeltaLocalPos, float &  lastGlobalDPtRel, float &  lastChi2  ) const

private

Propagate and match. return true if current pair is the new best match (in that case, update also deltaR and deltaLocalPos) Uses TrajectoryStateClosestToPointBuilder

Definition at line 337 of file MatcherUsingTracksAlgorithm.cc.

References PV3DBase< T, PVType, FrameType >::barePhi(), chi2DiagonalOnly_, chi2UseVertex_, hiPixelPairStep_cff::deltaPhi, deltaR(), PV3DBase< T, PVType, FrameType >::eta(), getChi2(), GlobalDPtRel, GlobalMomDeltaEta, GlobalMomDeltaPhi, GlobalMomDeltaR, LocalPosDiff, PV3DBase< T, PVType, FrameType >::mag(), mag(), maxChi2_, maxGlobalDPtRel_, maxGlobalMomDeltaEta_, maxGlobalMomDeltaPhi_, maxGlobalMomDeltaR_, maxLocalPosDiff_, FreeTrajectoryState::momentum(), TrajectoryStateClosestToPoint::momentum(), PV3DBase< T, PVType, FrameType >::perp(), FreeTrajectoryState::position(), TrajectoryStateClosestToPoint::position(), PhotonConversionTrajectorySeedProducerFromQuadruplets_cfi::propagator, sortBy_, and useChi2_.

Referenced by match().

{
    if ((start.momentum().mag() == 0) || (target.momentum().mag() == 0)) return false;
    TSCPBuilderNoMaterial propagator;
    /*2.2.X*/ try { 
    TrajectoryStateClosestToPoint tscp = propagator(start, target.position());
    // if (!tscp.isValid()) return false;  // in 3.1.X
    
    bool isBest = false;
    float thisLocalPosDiff = (tscp.position()-target.position()).mag();
    float thisGlobalMomDeltaR   = deltaR(tscp.momentum(), target.momentum());
    float thisGlobalMomDeltaPhi = fabs(deltaPhi(tscp.momentum().barePhi(), target.momentum().barePhi()));
    float thisGlobalMomDeltaEta = fabs(tscp.momentum().eta() - target.momentum().eta());
    float thisGlobalDPtRel = (tscp.momentum().perp() - target.momentum().perp())/target.momentum().perp();

    if ((thisLocalPosDiff       < maxLocalPosDiff_) &&
            (thisGlobalMomDeltaR    < maxGlobalMomDeltaR_) &&
            (thisGlobalMomDeltaEta  < maxGlobalMomDeltaEta_) &&
            (thisGlobalMomDeltaPhi  < maxGlobalMomDeltaPhi_) &&
            (fabs(thisGlobalDPtRel) < maxGlobalDPtRel_)) {
        float thisChi2         = useChi2_ ? getChi2(target, tscp, chi2DiagonalOnly_, chi2UseVertex_) : 0;
        if (thisChi2 >= maxChi2_) return false;
        switch (sortBy_) {
            case LocalPosDiff:      isBest = (thisLocalPosDiff      < lastDeltaLocalPos); break;
            case GlobalMomDeltaR:   isBest = (thisGlobalMomDeltaR   < lastDeltaR);        break;
            case GlobalMomDeltaEta: isBest = (thisGlobalMomDeltaEta < lastDeltaEta);      break;
            case GlobalMomDeltaPhi: isBest = (thisGlobalMomDeltaPhi < lastDeltaPhi);      break;
            case GlobalDPtRel:      isBest = (thisGlobalDPtRel      < lastGlobalDPtRel);  break;
            case Chi2:              isBest = (thisChi2              < lastChi2);          break;
        }
        if (isBest) {
            lastDeltaLocalPos = thisLocalPosDiff;
            lastDeltaR        = thisGlobalMomDeltaR;
            lastDeltaEta      = thisGlobalMomDeltaEta;
            lastDeltaPhi      = thisGlobalMomDeltaPhi;
            lastGlobalDPtRel  = thisGlobalDPtRel;
            lastChi2          = thisChi2;
        } 
    }  // if match

    return isBest;
    /*2.2.X*/ } catch (const TrajectoryStateException &err) { return false; } 
}

bool MatcherUsingTracksAlgorithm::matchWithPropagation ( const FreeTrajectoryState &  start, const TrajectoryStateOnSurface &  target, float &  lastDeltaR, float &  lastDeltaEta, float &  lastDeltaPhi, float &  lastDeltaLocalPos, float &  lastGlobalDPtRel, float &  lastChi2  ) const

private

Propagate and match. return true if current pair is the new best match (in that case, update also deltaR and deltaLocalPos) Uses standard propagator to reach target's surface

Definition at line 286 of file MatcherUsingTracksAlgorithm.cc.

References PV3DBase< T, PVType, FrameType >::barePhi(), chi2DiagonalOnly_, chi2UseVertex_, hiPixelPairStep_cff::deltaPhi, deltaR(), PV3DBase< T, PVType, FrameType >::eta(), getChi2(), GlobalDPtRel, GlobalMomDeltaEta, GlobalMomDeltaPhi, GlobalMomDeltaR, TrajectoryStateOnSurface::globalMomentum(), TrajectoryStateOnSurface::isValid(), LocalPosDiff, TrajectoryStateOnSurface::localPosition(), PV3DBase< T, PVType, FrameType >::mag(), mag(), maxChi2_, maxGlobalDPtRel_, maxGlobalMomDeltaEta_, maxGlobalMomDeltaPhi_, maxGlobalMomDeltaR_, maxLocalPosDiff_, FreeTrajectoryState::momentum(), PV3DBase< T, PVType, FrameType >::perp(), Propagator::propagate(), propagator_, sortBy_, TrajectoryStateOnSurface::surface(), and useChi2_.

{
    if ((start.momentum().mag() == 0) || !target.isValid()) return false;

    TrajectoryStateOnSurface tsos = propagator_->propagate(start, target.surface());

    bool isBest = false;
    if (tsos.isValid()) {
        float thisLocalPosDiff = (tsos.localPosition()-target.localPosition()).mag();
        float thisGlobalMomDeltaR = deltaR(tsos.globalMomentum(), target.globalMomentum());
        float thisGlobalMomDeltaPhi = fabs(deltaPhi(tsos.globalMomentum().barePhi(), target.globalMomentum().barePhi()));
        float thisGlobalMomDeltaEta = fabs(tsos.globalMomentum().eta() - target.globalMomentum().eta());
        float thisGlobalDPtRel = (tsos.globalMomentum().perp() - target.globalMomentum().perp())/target.globalMomentum().perp();

        if ((thisLocalPosDiff       < maxLocalPosDiff_) &&
            (thisGlobalMomDeltaR    < maxGlobalMomDeltaR_) &&
            (thisGlobalMomDeltaEta  < maxGlobalMomDeltaEta_) &&
            (thisGlobalMomDeltaPhi  < maxGlobalMomDeltaPhi_) &&
            (fabs(thisGlobalDPtRel) < maxGlobalDPtRel_)) {
            float thisChi2         = useChi2_ ? getChi2(target, tsos, chi2DiagonalOnly_, chi2UseVertex_) : 0;
            if (thisChi2 >= maxChi2_) return false;
            switch (sortBy_) {
                case LocalPosDiff:      isBest = (thisLocalPosDiff      < lastDeltaLocalPos); break;
                case GlobalMomDeltaR:   isBest = (thisGlobalMomDeltaR   < lastDeltaR);        break;
                case GlobalMomDeltaEta: isBest = (thisGlobalMomDeltaEta < lastDeltaEta);      break;
                case GlobalMomDeltaPhi: isBest = (thisGlobalMomDeltaPhi < lastDeltaPhi);      break;
                case GlobalDPtRel:      isBest = (thisGlobalDPtRel      < lastGlobalDPtRel);  break;
                case Chi2:              isBest = (thisChi2              < lastChi2);          break;
            }
            if (isBest) {
                lastDeltaLocalPos = thisLocalPosDiff;
                lastDeltaR        = thisGlobalMomDeltaR;
                lastDeltaEta      = thisGlobalMomDeltaEta;
                lastDeltaPhi      = thisGlobalMomDeltaPhi;
                lastGlobalDPtRel  = thisGlobalDPtRel;
                lastChi2          = thisChi2;
            } 
        }  // if match
    }

    return isBest;
}

FreeTrajectoryState MatcherUsingTracksAlgorithm::startingState ( const reco::Candidate &  reco, WhichTrack  whichTrack, WhichState  whichState  ) const

private

Starting state for the propagation.

Definition at line 249 of file MatcherUsingTracksAlgorithm.cc.

References AtVertex, reco::Candidate::charge(), getTrack(), trajectoryStateTransform::initialFreeState(), trajectoryStateTransform::innerFreeState(), Innermost, edm::Ref< C, T, F >::isNull(), magfield_, None, trajectoryStateTransform::outerFreeState(), Outermost, edm::ESHandle< T >::product(), reco::Candidate::px(), reco::Candidate::py(), reco::Candidate::pz(), reco::Candidate::vx(), reco::Candidate::vy(), and reco::Candidate::vz().

Referenced by match().

                                                                                                                        {
    FreeTrajectoryState ret;
    if (whichTrack != None) {
        reco::TrackRef tk = getTrack(reco, whichTrack);
        if (tk.isNull()) {
            ret = FreeTrajectoryState();
        } else {
            switch (whichState) {
                case AtVertex:  ret = trajectoryStateTransform::initialFreeState(*tk, magfield_.product()); break;
                case Innermost: ret = trajectoryStateTransform::innerFreeState(  *tk, magfield_.product()); break;
                case Outermost: ret = trajectoryStateTransform::outerFreeState(  *tk, magfield_.product()); break;
            }
        }
    } else {
        ret = FreeTrajectoryState(  GlobalPoint( reco.vx(), reco.vy(), reco.vz()),
                                    GlobalVector(reco.px(), reco.py(), reco.pz()),
                                    reco.charge(),
                                    magfield_.product());
    }
    return ret;
}

TrajectoryStateOnSurface MatcherUsingTracksAlgorithm::targetState ( const reco::Candidate &  reco, WhichTrack  whichTrack, WhichState  whichState  ) const

private

End state for the propagation.

Definition at line 272 of file MatcherUsingTracksAlgorithm.cc.

References geometry_, getTrack(), Innermost, trajectoryStateTransform::innerStateOnSurface(), edm::Ref< C, T, F >::isNonnull(), magfield_, Outermost, trajectoryStateTransform::outerStateOnSurface(), and edm::ESHandle< T >::product().

Referenced by match().

                                                                                                                      {
    TrajectoryStateOnSurface ret;
    reco::TrackRef tk = getTrack(reco, whichTrack);
    if (tk.isNonnull()) {
        switch (whichState) {
            case Innermost: ret = trajectoryStateTransform::innerStateOnSurface(  *tk, *geometry_, magfield_.product()); break;
            case Outermost: ret = trajectoryStateTransform::outerStateOnSurface(  *tk, *geometry_, magfield_.product()); break;
            default: break; // just to make gcc happy
        }
    }
    return ret;
}

Member Data Documentation

AlgoType MatcherUsingTracksAlgorithm::algo_

private

Definition at line 81 of file MatcherUsingTracksAlgorithm.h.

Referenced by getConf(), hasMetrics(), match(), and MatcherUsingTracksAlgorithm().

bool MatcherUsingTracksAlgorithm::chi2DiagonalOnly_

private

Definition at line 96 of file MatcherUsingTracksAlgorithm.h.

Referenced by matchByDirectComparison(), MatcherUsingTracksAlgorithm(), and matchWithPropagation().

bool MatcherUsingTracksAlgorithm::chi2FirstMomentum_

private

Definition at line 96 of file MatcherUsingTracksAlgorithm.h.

Referenced by matchByDirectComparison(), and MatcherUsingTracksAlgorithm().

bool MatcherUsingTracksAlgorithm::chi2UseVertex_

private

Definition at line 96 of file MatcherUsingTracksAlgorithm.h.

Referenced by matchByDirectComparison(), MatcherUsingTracksAlgorithm(), and matchWithPropagation().

edm::ESHandle<GlobalTrackingGeometry> MatcherUsingTracksAlgorithm::geometry_

private

Definition at line 104 of file MatcherUsingTracksAlgorithm.h.

Referenced by init(), and targetState().

edm::ESHandle<MagneticField> MatcherUsingTracksAlgorithm::magfield_

private

Definition at line 102 of file MatcherUsingTracksAlgorithm.h.

Referenced by init(), startingState(), and targetState().

StringCutObjectSelector<reco::Candidate,true> MatcherUsingTracksAlgorithm::matchedCut_

private

Definition at line 86 of file MatcherUsingTracksAlgorithm.h.

Referenced by match().

float MatcherUsingTracksAlgorithm::maxChi2_

private

Definition at line 94 of file MatcherUsingTracksAlgorithm.h.

Referenced by matchByDirectComparison(), MatcherUsingTracksAlgorithm(), and matchWithPropagation().

float MatcherUsingTracksAlgorithm::maxGlobalDPtRel_

private

Definition at line 93 of file MatcherUsingTracksAlgorithm.h.

Referenced by matchByDirectComparison(), MatcherUsingTracksAlgorithm(), and matchWithPropagation().

float MatcherUsingTracksAlgorithm::maxGlobalMomDeltaEta_

private

Definition at line 91 of file MatcherUsingTracksAlgorithm.h.

Referenced by matchByDirectComparison(), MatcherUsingTracksAlgorithm(), and matchWithPropagation().

float MatcherUsingTracksAlgorithm::maxGlobalMomDeltaPhi_

private

Definition at line 92 of file MatcherUsingTracksAlgorithm.h.

Referenced by matchByDirectComparison(), MatcherUsingTracksAlgorithm(), and matchWithPropagation().

float MatcherUsingTracksAlgorithm::maxGlobalMomDeltaR_

private

Definition at line 90 of file MatcherUsingTracksAlgorithm.h.

Referenced by matchByDirectComparison(), MatcherUsingTracksAlgorithm(), and matchWithPropagation().

float MatcherUsingTracksAlgorithm::maxLocalPosDiff_

private

Definition at line 89 of file MatcherUsingTracksAlgorithm.h.

Referenced by matchByDirectComparison(), MatcherUsingTracksAlgorithm(), and matchWithPropagation().

edm::ESHandle<Propagator> MatcherUsingTracksAlgorithm::propagator_

private

Definition at line 103 of file MatcherUsingTracksAlgorithm.h.

Referenced by init(), and matchWithPropagation().

bool MatcherUsingTracksAlgorithm::requireSameCharge_

private

Definition at line 95 of file MatcherUsingTracksAlgorithm.h.

Referenced by match().

SortBy MatcherUsingTracksAlgorithm::sortBy_

private

Definition at line 98 of file MatcherUsingTracksAlgorithm.h.

Referenced by matchByDirectComparison(), MatcherUsingTracksAlgorithm(), and matchWithPropagation().

StringCutObjectSelector<reco::Candidate,true> MatcherUsingTracksAlgorithm::srcCut_

private

Definition at line 86 of file MatcherUsingTracksAlgorithm.h.

Referenced by match().

bool MatcherUsingTracksAlgorithm::useChi2_

private

Definition at line 96 of file MatcherUsingTracksAlgorithm.h.

Referenced by hasChi2(), matchByDirectComparison(), MatcherUsingTracksAlgorithm(), and matchWithPropagation().

WhichState MatcherUsingTracksAlgorithm::whichState1_

private

Definition at line 83 of file MatcherUsingTracksAlgorithm.h.

Referenced by match(), and MatcherUsingTracksAlgorithm().

WhichState MatcherUsingTracksAlgorithm::whichState2_

private

Definition at line 83 of file MatcherUsingTracksAlgorithm.h.

Referenced by match(), and MatcherUsingTracksAlgorithm().

WhichTrack MatcherUsingTracksAlgorithm::whichTrack1_

private

Definition at line 82 of file MatcherUsingTracksAlgorithm.h.

Referenced by match(), and MatcherUsingTracksAlgorithm().

WhichTrack MatcherUsingTracksAlgorithm::whichTrack2_

private

Definition at line 82 of file MatcherUsingTracksAlgorithm.h.

Referenced by match(), and MatcherUsingTracksAlgorithm().