Inheritance diagram for LowPtGSFToPackedCandidateLinker:

Public Member Functions
	LowPtGSFToPackedCandidateLinker (const edm::ParameterSet &)

void	produce (edm::StreamID, edm::Event &, const edm::EventSetup &) const override

	~LowPtGSFToPackedCandidateLinker () override

Public Member Functions inherited from edm::global::EDProducer<>
	EDProducer ()=default

bool	hasAbilityToProduceInBeginLumis () const final

bool	hasAbilityToProduceInBeginRuns () const final

bool	hasAbilityToProduceInEndLumis () const final

bool	hasAbilityToProduceInEndRuns () const final

bool	wantsGlobalLuminosityBlocks () const final

bool	wantsGlobalRuns () const final

bool	wantsStreamLuminosityBlocks () const final

bool	wantsStreamRuns () const final

Public Member Functions inherited from edm::global::EDProducerBase
	EDProducerBase ()

ModuleDescription const &	moduleDescription () const

	~EDProducerBase () override

Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

std::vector< edm::ProductResolverIndex > const &	indiciesForPutProducts (BranchType iBranchType) const

	ProducerBase ()

std::vector< edm::ProductResolverIndex > const &	putTokenIndexToProductResolverIndex () const

std::vector< bool > const &	recordProvenanceList () const

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...

void	resolvePutIndicies (BranchType iBranchType, ModuleToResolverIndicies const &iIndicies, std::string const &moduleLabel)

TypeLabelList const &	typeLabelList () const
	used by the fwk to register the list of products of this module More...

	~ProducerBase () noexcept(false) override

Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const

void	convertCurrentProcessAlias (std::string const &processName)
	Convert "@currentProcess" in InputTag process names to the actual current process name. More...

	EDConsumerBase ()

	EDConsumerBase (EDConsumerBase &&)=default

	EDConsumerBase (EDConsumerBase const &)=delete

ESProxyIndex const *	esGetTokenIndices (edm::Transition iTrans) const

ProductResolverIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

std::vector< ProductResolverIndexAndSkipBit > const &	itemsToGetFrom (BranchType iType) const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const

EDConsumerBase &	operator= (EDConsumerBase &&)=default

EDConsumerBase const &	operator= (EDConsumerBase const &)=delete

bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const

void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)

void	updateLookup (eventsetup::ESRecordsToProxyIndices const &)

virtual	~EDConsumerBase () noexcept(false)

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &)

Static Public Member Functions inherited from edm::global::EDProducerBase
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

Private Attributes
const edm::EDGetTokenT< edm::Association< reco::TrackCollection > >	gsf2trk_

const edm::EDGetTokenT< std::vector< reco::GsfTrack > >	gsftracks_

const edm::EDGetTokenT< edm::Association< pat::PackedCandidateCollection > >	lost2trk_

const edm::EDGetTokenT< pat::PackedCandidateCollection >	lost_tracks_

const edm::EDGetTokenT< pat::PackedCandidateCollection >	packed_

const edm::EDGetTokenT< edm::Association< pat::PackedCandidateCollection > >	pf2packed_

const edm::EDGetTokenT< reco::PFCandidateCollection >	pfcands_

const edm::EDGetTokenT< reco::TrackCollection >	tracks_

Additional Inherited Members
Public Types inherited from edm::global::EDProducerBase
typedef EDProducerBase	ModuleType

Public Types inherited from edm::ProducerBase
using	ModuleToResolverIndicies = std::unordered_multimap< std::string, std::tuple< edm::TypeID const , const char , edm::ProductResolverIndex > >

typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels

Protected Member Functions inherited from edm::ProducerBase
template<class ProductType >
BranchAliasSetterT< ProductType >	produces ()
	declare what type of product will make and with which optional label More...

template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces ()

template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces ()

BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)

template<BranchType B>
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)

template<Transition B>
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)

template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

template<class ProductType >
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

ProducesCollector	producesCollector ()

Protected Member Functions inherited from edm::EDConsumerBase
EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)

ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...

template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()

void	consumesMany (const TypeToGet &id)

template<BranchType B>
void	consumesMany (const TypeToGet &id)

template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes ()

template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

Detailed Description

Definition at line 22 of file LowPtGSFToPackedCandidateLinker.cc.

Constructor & Destructor Documentation

◆ LowPtGSFToPackedCandidateLinker()

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

explicit

Definition at line 41 of file LowPtGSFToPackedCandidateLinker.cc.

     : pfcands_{consumes<reco::PFCandidateCollection>(iConfig.getParameter<edm::InputTag>("PFCandidates"))},
       packed_{consumes<pat::PackedCandidateCollection>(iConfig.getParameter<edm::InputTag>("packedCandidates"))},
       lost_tracks_{consumes<pat::PackedCandidateCollection>(iConfig.getParameter<edm::InputTag>("lostTracks"))},
       tracks_{consumes<reco::TrackCollection>(iConfig.getParameter<edm::InputTag>("tracks"))},
       pf2packed_{consumes<edm::Association<pat::PackedCandidateCollection> >(
           iConfig.getParameter<edm::InputTag>("packedCandidates"))},
       lost2trk_{consumes<edm::Association<pat::PackedCandidateCollection> >(
           iConfig.getParameter<edm::InputTag>("lostTracks"))},
       gsf2trk_{consumes<edm::Association<reco::TrackCollection> >(iConfig.getParameter<edm::InputTag>("gsfToTrack"))},
       gsftracks_{consumes<std::vector<reco::GsfTrack> >(iConfig.getParameter<edm::InputTag>("gsfTracks"))} {
   produces<edm::Association<pat::PackedCandidateCollection> >("packedCandidates");
   produces<edm::Association<pat::PackedCandidateCollection> >("lostTracks");
 }

References edm::ParameterSet::getParameter().

◆ ~LowPtGSFToPackedCandidateLinker()

LowPtGSFToPackedCandidateLinker::~LowPtGSFToPackedCandidateLinker ( )

override

Definition at line 56 of file LowPtGSFToPackedCandidateLinker.cc.

56 {}

Member Function Documentation

◆ fillDescriptions()

void LowPtGSFToPackedCandidateLinker::fillDescriptions ( edm::ConfigurationDescriptions & descriptions )

static

Definition at line 154 of file LowPtGSFToPackedCandidateLinker.cc.

                                                                                                  {
   edm::ParameterSetDescription desc;
   desc.add<edm::InputTag>("PFCandidates", edm::InputTag("particleFlow"));
   desc.add<edm::InputTag>("packedCandidates", edm::InputTag("packedPFCandidates"));
   desc.add<edm::InputTag>("lostTracks", edm::InputTag("lostTracks"));
   desc.add<edm::InputTag>("tracks", edm::InputTag("generalTracks"));
   desc.add<edm::InputTag>("gsfToTrack", edm::InputTag("lowPtGsfToTrackLinks"));
   desc.add<edm::InputTag>("gsfTracks", edm::InputTag("lowPtGsfEleGsfTracks"));
   descriptions.add("lowPtGsfLinksDefault", desc);
 }

References edm::ConfigurationDescriptions::add(), edm::ParameterSetDescription::add(), and HLT_2018_cff::InputTag.

◆ produce()

void LowPtGSFToPackedCandidateLinker::produce	(	edm::StreamID	,
		edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)		const

overridevirtual

Implements edm::global::EDProducerBase.

Definition at line 58 of file LowPtGSFToPackedCandidateLinker.cc.

                                                                                                               {
   edm::Handle<reco::PFCandidateCollection> pfcands;
   iEvent.getByToken(pfcands_, pfcands);
  
   edm::Handle<pat::PackedCandidateCollection> packed;
   iEvent.getByToken(packed_, packed);
  
   edm::Handle<pat::PackedCandidateCollection> lost_tracks;
   iEvent.getByToken(lost_tracks_, lost_tracks);
  
   edm::Handle<edm::Association<pat::PackedCandidateCollection> > pf2packed;
   iEvent.getByToken(pf2packed_, pf2packed);
  
   edm::Handle<edm::Association<pat::PackedCandidateCollection> > lost2trk_assoc;
   iEvent.getByToken(lost2trk_, lost2trk_assoc);
  
   edm::Handle<std::vector<reco::GsfTrack> > gsftracks;
   iEvent.getByToken(gsftracks_, gsftracks);
  
   edm::Handle<reco::TrackCollection> tracks;
   iEvent.getByToken(tracks_, tracks);
  
   edm::Handle<edm::Association<reco::TrackCollection> > gsf2trk;
   iEvent.getByToken(gsf2trk_, gsf2trk);
  
   // collection sizes, for reference
   const size_t npf = pfcands->size();
   const size_t npacked = packed->size();
   const size_t nlost = lost_tracks->size();
   const size_t ntracks = tracks->size();
   const size_t ngsf = gsftracks->size();
  
   //store index mapping in vectors for easy and fast access
   std::vector<size_t> trk2packed(ntracks, npacked);
   std::vector<size_t> trk2lost(ntracks, nlost);
  
   //store auxiliary mappings for association
   std::vector<int> gsf2pack(ngsf, -1);
   std::vector<int> gsf2lost(ngsf, -1);
  
   //electrons will never store their track (they store the Gsf track)
   //map PackedPF <--> Track
   for (unsigned int icand = 0; icand < npf; ++icand) {
     edm::Ref<reco::PFCandidateCollection> pf_ref(pfcands, icand);
     const reco::PFCandidate& cand = pfcands->at(icand);
     auto packed_ref = (*pf2packed)[pf_ref];
     if (cand.charge() && packed_ref.isNonnull() && cand.trackRef().isNonnull() && cand.trackRef().id() == tracks.id()) {
       size_t trkid = cand.trackRef().index();
       size_t packid = packed_ref.index();
       trk2packed[trkid] = packid;
     }
   }
  
   //map LostTrack <--> Track
   for (unsigned int itrk = 0; itrk < ntracks; ++itrk) {
     reco::TrackRef key(tracks, itrk);
     pat::PackedCandidateRef lostTrack = (*lost2trk_assoc)[key];
     if (lostTrack.isNonnull()) {
       size_t ilost = lostTrack.index();  //assumes that LostTracks are all made from the same track collection
       trk2lost[itrk] = ilost;
     }
   }
  
   //map Track --> GSF and fill GSF --> PackedCandidates and GSF --> Lost associations
   for (unsigned int igsf = 0; igsf < ngsf; ++igsf) {
     reco::GsfTrackRef gref(gsftracks, igsf);
     reco::TrackRef trk = (*gsf2trk)[gref];
     if (trk.id() != tracks.id()) {
       throw cms::Exception(
           "WrongCollection",
           "The reco::Track collection used to match against the GSF Tracks was not used to produce such tracks");
     }
     size_t trkid = trk.index();
  
     if (trk2packed[trkid] != npacked) {
       gsf2pack[igsf] = trk2packed[trkid];
     }
     if (trk2lost[trkid] != nlost) {
       gsf2lost[igsf] = trk2lost[trkid];
     }
   }
  
   // create output collections from the mappings
   auto assoc_gsf2pack = std::make_unique<edm::Association<pat::PackedCandidateCollection> >(packed);
   edm::Association<pat::PackedCandidateCollection>::Filler gsf2pack_filler(*assoc_gsf2pack);
   gsf2pack_filler.insert(gsftracks, gsf2pack.begin(), gsf2pack.end());
   gsf2pack_filler.fill();
   iEvent.put(std::move(assoc_gsf2pack), "packedCandidates");
  
   auto assoc_gsf2lost = std::make_unique<edm::Association<pat::PackedCandidateCollection> >(lost_tracks);
   edm::Association<pat::PackedCandidateCollection>::Filler gsf2lost_filler(*assoc_gsf2lost);
   gsf2lost_filler.insert(gsftracks, gsf2lost.begin(), gsf2lost.end());
   gsf2lost_filler.fill();
   iEvent.put(std::move(assoc_gsf2lost), "lostTracks");
 }