PFTauSecondaryVertexProducer Class Reference

Inheritance diagram for PFTauSecondaryVertexProducer:

Public Types
enum	Alg { useInputPV =0, usePVwithMaxSumPt, useTauPV }
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

Public Member Functions
	PFTauSecondaryVertexProducer (const edm::ParameterSet &iConfig)
void	produce (edm::StreamID, edm::Event &, const edm::EventSetup &) const override
	~PFTauSecondaryVertexProducer () override
Public Member Functions inherited from edm::global::EDProducer<>
	EDProducer ()=default
bool	hasAbilityToProduceInLumis () const final
bool	hasAbilityToProduceInRuns () 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
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)
	~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 const &)=delete
	EDConsumerBase (EDConsumerBase &&)=default
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 const &	operator= (EDConsumerBase const &)=delete
EDConsumerBase &	operator= (EDConsumerBase &&)=default
bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const
bool	registeredToConsumeMany (TypeID const &, BranchType) const
ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const
void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)
virtual	~EDConsumerBase () noexcept(false)

Private Attributes
const edm::InputTag	PFTauTag_
const edm::EDGetTokenT< std::vector< reco::PFTau > >	PFTauToken_

Additional Inherited Members
Static Public Member Functions inherited from edm::global::EDProducerBase
static const std::string &	baseType ()
static void	fillDescriptions (ConfigurationDescriptions &descriptions)
static void	prevalidate (ConfigurationDescriptions &descriptions)
Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)
EDGetToken	consumes (const TypeToGet &id, 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 ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)
template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Detailed Description

Definition at line 50 of file PFTauSecondaryVertexProducer.cc.

Member Enumeration Documentation

enum PFTauSecondaryVertexProducer::Alg

Enumerator
useInputPV
usePVwithMaxSumPt
useTauPV

Definition at line 52 of file PFTauSecondaryVertexProducer.cc.

{useInputPV=0, usePVwithMaxSumPt, useTauPV};

Constructor & Destructor Documentation

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

explicit

Definition at line 62 of file PFTauSecondaryVertexProducer.cc.

                                                                                        :
  PFTauTag_(iConfig.getParameter<edm::InputTag>("PFTauTag")),
  PFTauToken_(consumes<std::vector<reco::PFTau> >(iConfig.getParameter<edm::InputTag>("PFTauTag")))
{
  produces<edm::AssociationVector<PFTauRefProd, std::vector<std::vector<reco::VertexRef> > > >();
  produces<VertexCollection>("PFTauSecondaryVertices");
}

PFTauSecondaryVertexProducer::~PFTauSecondaryVertexProducer ( )

override

Definition at line 70 of file PFTauSecondaryVertexProducer.cc.

                                                           {

}

Member Function Documentation

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

override

Definition at line 74 of file PFTauSecondaryVertexProducer.cc.

References TransientTrackBuilder::build(), egammaForCoreTracking_cff::cands, DEFINE_FWK_MODULE, edm::EventSetup::get(), edm::Event::getByToken(), edm::Event::getRefBeforePut(), TransientVertex::hasRefittedTracks(), edm::HandleBase::isValid(), eostools::move(), PFTauToken_, edm::Event::put(), TransientVertex::refittedTracks(), nanoDQM_cfi::SV, and KalmanVertexFitter::vertex().

                                                                                                          {
  // Obtain 
  edm::ESHandle<TransientTrackBuilder> transTrackBuilder;
  iSetup.get<TransientTrackRecord>().get("TransientTrackBuilder",transTrackBuilder);

  edm::Handle<std::vector<reco::PFTau> > Tau;
  iEvent.getByToken(PFTauToken_,Tau);

  // Set Association Map
  auto AVPFTauSV = std::make_unique<edm::AssociationVector<PFTauRefProd, std::vector<std::vector<reco::VertexRef>>>>(PFTauRefProd(Tau));
  auto VertexCollection_out = std::make_unique<VertexCollection>();
  reco::VertexRefProd VertexRefProd_out = iEvent.getRefBeforePut<reco::VertexCollection>("PFTauSecondaryVertices");

  // For each Tau Run Algorithim
  if(Tau.isValid()) {
    for(reco::PFTauCollection::size_type iPFTau = 0; iPFTau < Tau->size(); iPFTau++) {
      reco::PFTauRef RefPFTau(Tau, iPFTau);
      std::vector<reco::VertexRef> SV;
      if(RefPFTau->decayMode()>=5){
    // Get tracks form PFTau daugthers
    std::vector<reco::TransientTrack> transTrk;
    TransientVertex transVtx;
    const std::vector<edm::Ptr<reco::PFCandidate> > cands = RefPFTau->signalPFChargedHadrCands(); 
    for (std::vector<edm::Ptr<reco::PFCandidate> >::const_iterator iter = cands.begin(); iter!=cands.end(); ++iter) {
      if(iter->get()->trackRef().isNonnull())transTrk.push_back(transTrackBuilder->build(iter->get()->trackRef()));
      else if(iter->get()->gsfTrackRef().isNonnull())transTrk.push_back(transTrackBuilder->build(iter->get()->gsfTrackRef()));
    }
    // Fit the secondary vertex
    bool FitOk(true);
    KalmanVertexFitter kvf(true);
        if(transTrk.size() > 1) {
          try{
            transVtx = kvf.vertex(transTrk); //KalmanVertexFitter  
          }catch(...){
            FitOk=false;
          }
        } else {
          FitOk = false;
        }
    if(!transVtx.hasRefittedTracks()) FitOk=false;
    if(transVtx.refittedTracks().size()!=transTrk.size()) FitOk=false;
    if(FitOk){
      SV.push_back(reco::VertexRef(VertexRefProd_out, VertexCollection_out->size()));
      VertexCollection_out->push_back(transVtx);
    }
      }
      AVPFTauSV->setValue(iPFTau, SV);
    }
  }
  iEvent.put(std::move(VertexCollection_out),"PFTauSecondaryVertices");
  iEvent.put(std::move(AVPFTauSV));
}

Member Data Documentation

const edm::InputTag PFTauSecondaryVertexProducer::PFTauTag_

private

Definition at line 58 of file PFTauSecondaryVertexProducer.cc.

const edm::EDGetTokenT<std::vector<reco::PFTau> > PFTauSecondaryVertexProducer::PFTauToken_

private

Definition at line 59 of file PFTauSecondaryVertexProducer.cc.

Referenced by produce().