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//
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// $Id: Muon.cc,v 1.26 2010/05/13 15:52:13 rwolf Exp $
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//
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#include "DataFormats/PatCandidates/interface/Muon.h"
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#include "DataFormats/MuonReco/interface/MuonSelectors.h"
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#include "FWCore/Utilities/interface/Exception.h"
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#include <limits>
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using namespace pat;
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/// default constructor
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Muon::Muon() :
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Lepton<reco::Muon>(),
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embeddedTrack_(false),
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embeddedStandAloneMuon_(false),
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embeddedCombinedMuon_(false),
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embeddedTCMETMuonCorrs_(false),
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embeddedCaloMETMuonCorrs_(false),
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embeddedPickyMuon_(false),
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embeddedTpfmsMuon_(false),
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pickyMuonRef_(),
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tpfmsMuonRef_(),
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embeddedPFCandidate_(false),
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pfCandidateRef_(),
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cachedNormChi2_(false),
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cachedDB_(false),
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cachedNumberOfValidHits_(0),
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normChi2_(0.0),
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dB_(0.0),
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edB_(0.0),
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numberOfValidHits_(0)
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{
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initImpactParameters();
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}
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/// constructor from reco::Muon
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Muon::Muon(const reco::Muon & aMuon) :
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Lepton<reco::Muon>(aMuon),
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embeddedTrack_(false),
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embeddedStandAloneMuon_(false),
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embeddedCombinedMuon_(false),
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embeddedTCMETMuonCorrs_(false),
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embeddedCaloMETMuonCorrs_(false),
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embeddedPickyMuon_(false),
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embeddedTpfmsMuon_(false),
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pickyMuonRef_(),
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tpfmsMuonRef_(),
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embeddedPFCandidate_(false),
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pfCandidateRef_(),
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cachedNormChi2_(false),
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cachedDB_(false),
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cachedNumberOfValidHits_(0),
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normChi2_(0.0),
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dB_(0.0),
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edB_(0.0),
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numberOfValidHits_(0)
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{
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initImpactParameters();
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}
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/// constructor from ref to reco::Muon
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Muon::Muon(const edm::RefToBase<reco::Muon> & aMuonRef) :
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Lepton<reco::Muon>(aMuonRef),
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embeddedTrack_(false),
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embeddedStandAloneMuon_(false),
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embeddedCombinedMuon_(false),
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embeddedTCMETMuonCorrs_(false),
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embeddedCaloMETMuonCorrs_(false),
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embeddedPickyMuon_(false),
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embeddedTpfmsMuon_(false),
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pickyMuonRef_(),
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tpfmsMuonRef_(),
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embeddedPFCandidate_(false),
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pfCandidateRef_(),
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cachedNormChi2_(false),
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cachedDB_(false),
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cachedNumberOfValidHits_(0),
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normChi2_(0.0),
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dB_(0.0),
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edB_(0.0),
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numberOfValidHits_(0)
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{
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initImpactParameters();
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}
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/// constructor from ref to reco::Muon
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Muon::Muon(const edm::Ptr<reco::Muon> & aMuonRef) :
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Lepton<reco::Muon>(aMuonRef),
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embeddedTrack_(false),
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embeddedStandAloneMuon_(false),
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embeddedCombinedMuon_(false),
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embeddedTCMETMuonCorrs_(false),
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embeddedCaloMETMuonCorrs_(false),
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embeddedPickyMuon_(false),
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embeddedTpfmsMuon_(false),
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pickyMuonRef_(),
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tpfmsMuonRef_(),
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embeddedPFCandidate_(false),
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pfCandidateRef_(),
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cachedNormChi2_(false),
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cachedDB_(false),
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cachedNumberOfValidHits_(0),
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normChi2_(0.0),
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dB_(0.0),
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edB_(0.0),
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numberOfValidHits_(0)
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{
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initImpactParameters();
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}
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/// destructor
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Muon::~Muon() {
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}
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// initialize impact parameter container vars
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void Muon::initImpactParameters() {
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for (int i_ = 0; i_<5; ++i_){
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ip_.push_back(0.0);
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eip_.push_back(0.0);
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cachedIP_.push_back(false);
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}
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}
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/// reference to Track reconstructed in the tracker only (reimplemented from reco::Muon)
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reco::TrackRef Muon::track() const {
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if (embeddedTrack_) {
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return reco::TrackRef(&track_, 0);
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} else {
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return reco::Muon::innerTrack();
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}
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}
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/// reference to Track reconstructed in the muon detector only (reimplemented from reco::Muon)
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reco::TrackRef Muon::standAloneMuon() const {
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if (embeddedStandAloneMuon_) {
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return reco::TrackRef(&standAloneMuon_, 0);
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} else {
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return reco::Muon::outerTrack();
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}
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}
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/// reference to Track reconstructed in both tracked and muon detector (reimplemented from reco::Muon)
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reco::TrackRef Muon::combinedMuon() const {
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if (embeddedCombinedMuon_) {
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return reco::TrackRef(&combinedMuon_, 0);
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} else {
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return reco::Muon::globalTrack();
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}
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}
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/// reference to Track reconstructed using hits in the tracker + "good" muon hits
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reco::TrackRef Muon::pickyMuon() const {
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if (embeddedPickyMuon_) {
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return reco::TrackRef(&pickyMuon_, 0);
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} else {
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return pickyMuonRef_;
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}
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}
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/// reference to Track reconstructed using hits in the tracker + info from the first muon station that has hits
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reco::TrackRef Muon::tpfmsMuon() const {
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if (embeddedTpfmsMuon_) {
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return reco::TrackRef(&tpfmsMuon_, 0);
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} else {
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return tpfmsMuonRef_;
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}
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}
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/// reference to the source IsolatedPFCandidates
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reco::PFCandidateRef Muon::pfCandidateRef() const {
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if (embeddedPFCandidate_) {
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return reco::PFCandidateRef(&pfCandidate_, 0);
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} else {
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return pfCandidateRef_;
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}
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}
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/// embed the Track reconstructed in the tracker only
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void Muon::embedTrack() {
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track_.clear();
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if (reco::Muon::innerTrack().isNonnull()) {
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track_.push_back(*reco::Muon::innerTrack());
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embeddedTrack_ = true;
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}
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}
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/// embed the Track reconstructed in the muon detector only
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void Muon::embedStandAloneMuon() {
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standAloneMuon_.clear();
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if (reco::Muon::outerTrack().isNonnull()) {
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standAloneMuon_.push_back(*reco::Muon::outerTrack());
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embeddedStandAloneMuon_ = true;
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}
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}
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/// embed the Track reconstructed in both tracked and muon detector
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void Muon::embedCombinedMuon() {
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combinedMuon_.clear();
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if (reco::Muon::globalTrack().isNonnull()) {
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combinedMuon_.push_back(*reco::Muon::globalTrack());
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embeddedCombinedMuon_ = true;
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}
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}
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/// embed the MuonMETCorrectionData for muon corrected caloMET
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void Muon::embedCaloMETMuonCorrs(const reco::MuonMETCorrectionData& t) {
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caloMETMuonCorrs_.clear();
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caloMETMuonCorrs_.push_back(t);
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embeddedCaloMETMuonCorrs_ = true;
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}
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/// embed the MuonMETCorrectionData for tcMET
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void Muon::embedTcMETMuonCorrs(const reco::MuonMETCorrectionData& t) {
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tcMETMuonCorrs_.clear();
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tcMETMuonCorrs_.push_back(t);
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embeddedTCMETMuonCorrs_ = true;
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}
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/// embed the picky Track
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void Muon::embedPickyMuon() {
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pickyMuon_.clear();
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if (pickyMuonRef_.isNonnull()) {
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pickyMuon_.push_back(*pickyMuonRef_);
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embeddedPickyMuon_ = true;
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}
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}
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/// embed the tpfms Track
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void Muon::embedTpfmsMuon() {
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tpfmsMuon_.clear();
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if (tpfmsMuonRef_.isNonnull()) {
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tpfmsMuon_.push_back(*tpfmsMuonRef_);
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embeddedTpfmsMuon_ = true;
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}
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}
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/// embed the IsolatedPFCandidate pointed to by pfCandidateRef_
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void Muon::embedPFCandidate() {
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pfCandidate_.clear();
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if ( pfCandidateRef_.isAvailable() && pfCandidateRef_.isNonnull()) {
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pfCandidate_.push_back( *pfCandidateRef_ );
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embeddedPFCandidate_ = true;
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}
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}
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bool Muon::muonID(const std::string& name) const {
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muon::SelectionType st = muon::selectionTypeFromString(name);
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return muon::isGoodMuon(*this, st);
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}
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/// Norm chi2 gives the normalized chi2 of the global track.
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/// The user can choose to cache this info so they can drop the
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/// global track, or they can use the track itself if it is present
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/// in the event.
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double Muon::normChi2() const {
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if ( cachedNormChi2_ ) {
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return normChi2_;
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} else {
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reco::TrackRef t = globalTrack();
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return t->chi2() / t->ndof();
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}
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}
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/// numberOfValidHits returns the number of valid hits on the global track.
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/// The user can choose to cache this info so they can drop the
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/// global track, or they can use the track itself if it is present
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/// in the event.
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unsigned int Muon::numberOfValidHits() const {
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if ( cachedNumberOfValidHits_ ) {
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return numberOfValidHits_;
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} else {
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reco::TrackRef t = innerTrack();
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return t->numberOfValidHits();
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}
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}
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// embed various impact parameters with errors
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// IpType defines the type of the impact parameter
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// None is default and reverts to old behavior controlled by
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// patMuons.usePV = True/False
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double Muon::dB(IpType type_) const {
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// preserve old functionality exactly
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if (type_ == None){
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if ( cachedDB_ ) {
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return dB_;
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}
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else {
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return std::numeric_limits<double>::max();
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}
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}
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// more IP types (new)
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else if ( cachedIP_[type_] ) {
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return ip_[type_];
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} else {
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return std::numeric_limits<double>::max();
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}
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}
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// embed various impact parameters with errors
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// IpType defines the type of the impact parameter
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// None is default and reverts to old behavior controlled by
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// patMuons.usePV = True/False
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double Muon::edB(IpType type_) const {
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// preserve old functionality exactly
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if (type_ == None){
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if ( cachedDB_ ) {
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return edB_;
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}
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else {
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return std::numeric_limits<double>::max();
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}
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}
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// more IP types (new)
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else if ( cachedIP_[type_] ) {
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return eip_[type_];
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} else {
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return std::numeric_limits<double>::max();
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}
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}
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double Muon::segmentCompatibility(reco::Muon::ArbitrationType arbitrationType) const {
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return muon::segmentCompatibility(*this, arbitrationType);
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}
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