#include <PFCand_AssoMapAlgos.h>

Inheritance diagram for PFCand_AssoMapAlgos:

Public Member Functions
std::pair< std::unique_ptr< PFCandToVertexAssMap >, std::unique_ptr< VertexToPFCandAssMap > >	createMappings (edm::Handle< reco::PFCandidateCollection > pfCandH)

std::unique_ptr< PFCandToVertexAssMap >	CreatePFCandToVertexMap (edm::Handle< reco::PFCandidateCollection >)

std::unique_ptr< VertexToPFCandAssMap >	CreateVertexToPFCandMap (edm::Handle< reco::PFCandidateCollection >)

void	GetInputCollections (edm::Event &, const edm::EventSetup &) override

	PFCand_AssoMapAlgos (const edm::ParameterSet &, edm::ConsumesCollector &&)

std::unique_ptr< PFCandToVertexAssMap >	SortPFCandAssociationMap (PFCandToVertexAssMap , edm::EDProductGetter const getter)

Public Member Functions inherited from PF_PU_AssoMapAlgos
std::pair< std::unique_ptr< TrackToVertexAssMap >, std::unique_ptr< VertexToTrackAssMap > >	createMappings (edm::Handle< reco::TrackCollection > trkcollH)

std::unique_ptr< TrackToVertexAssMap >	CreateTrackToVertexMap (edm::Handle< reco::TrackCollection >)

std::unique_ptr< VertexToTrackAssMap >	CreateVertexToTrackMap (edm::Handle< reco::TrackCollection >)

	PF_PU_AssoMapAlgos (const edm::ParameterSet &iConfig, edm::ConsumesCollector &&iC)

	PF_PU_AssoMapAlgos (const edm::ParameterSet &, edm::ConsumesCollector &)

std::unique_ptr< TrackToVertexAssMap >	SortAssociationMap (TrackToVertexAssMap *, edm::Handle< reco::TrackCollection >)

template<typename TREF >
VertexRef	TrackWeightAssociation (const TREF &trackRef, const std::vector< reco::VertexRef > &vtxcollV)

virtual	~PF_PU_AssoMapAlgos () noexcept(false)

Additional Inherited Members
Protected Member Functions inherited from PF_PU_AssoMapAlgos
std::vector< reco::VertexRef >	CreateVertexVector (edm::Handle< reco::VertexCollection >)

int	DefineQuality (int, int, double)

void	EraseVertex (std::vector< reco::VertexRef > &, reco::VertexRef)

VertexStepPair	FindAssociation (const reco::TrackRef &, const std::vector< reco::VertexRef > &, edm::ESHandle< MagneticField >, edm::ESHandle< GlobalTrackingGeometry >, edm::Handle< reco::BeamSpot >, int)

Detailed Description

Definition at line 42 of file PFCand_AssoMapAlgos.h.

Constructor & Destructor Documentation

◆ PFCand_AssoMapAlgos()

PFCand_AssoMapAlgos::PFCand_AssoMapAlgos	(	const edm::ParameterSet &	iConfig,
		edm::ConsumesCollector &&	iC
	)

Definition at line 14 of file PFCand_AssoMapAlgos.cc.

References edm::ParameterSet::getParameter(), input_MaxNumAssociations_, token_BeamSpot_, and token_VertexCollection_.

     : PF_PU_AssoMapAlgos(iConfig, iC), token_bField_(iC.esConsumes()), token_TrackingGeometry_(iC.esConsumes()) {
   input_MaxNumAssociations_ = iConfig.getParameter<int>("MaxNumberOfAssociations");
 
   token_VertexCollection_ = iC.consumes<VertexCollection>(iConfig.getParameter<InputTag>("VertexCollection"));
 
   token_BeamSpot_ = iC.consumes<BeamSpot>(iConfig.getParameter<InputTag>("BeamSpot"));
 }

Member Function Documentation

◆ createMappings()

std::pair< std::unique_ptr< PFCandToVertexAssMap >, std::unique_ptr< VertexToPFCandAssMap > > PFCand_AssoMapAlgos::createMappings ( edm::Handle< reco::PFCandidateCollection > pfCandH )

Definition at line 44 of file PFCand_AssoMapAlgos.cc.

References IPTools::absoluteImpactParameter3D(), beamspotH, bFieldH, PF_PU_AssoMapAlgos::CreateVertexVector(), PF_PU_AssoMapAlgos::DefineQuality(), HLT_2022v12_cff::distance, PF_PU_AssoMapAlgos::EraseVertex(), PF_PU_AssoMapAlgos::FindAssociation(), mps_fire::i, input_MaxNumAssociations_, edm::Ref< C, T, F >::isNull(), eostools::move(), quality, edm::second(), reco::TransientTrack::setBeamSpot(), reco::TransientTrack::setTrackingGeometry(), trackingGeometryH, and vtxcollH.

Referenced by CreatePFCandToVertexMap(), CreateVertexToPFCandMap(), and PFCand_AssoMap::produce().

                                                                                 {
   unique_ptr<PFCandToVertexAssMap> pfcand2vertex(new PFCandToVertexAssMap(vtxcollH, pfCandH));
   unique_ptr<VertexToPFCandAssMap> vertex2pfcand(new VertexToPFCandAssMap(pfCandH, vtxcollH));
 
   int num_vertices = vtxcollH->size();
   if (num_vertices < input_MaxNumAssociations_)
     input_MaxNumAssociations_ = num_vertices;
   vector<VertexRef> vtxColl_help;
   if (input_MaxNumAssociations_ == 1)
     vtxColl_help = CreateVertexVector(vtxcollH);
 
   for (unsigned i = 0; i < pfCandH->size(); i++) {
     PFCandidateRef candref(pfCandH, i);
 
     if (input_MaxNumAssociations_ > 1)
       vtxColl_help = CreateVertexVector(vtxcollH);
 
     VertexPfcQuality VtxPfcQual;
 
     TrackRef PFCtrackref = candref->trackRef();
 
     if (PFCtrackref.isNull()) {
       for (int assoc_ite = 0; assoc_ite < input_MaxNumAssociations_; ++assoc_ite) {
         int quality = -1 - assoc_ite;
 
         // Insert the best vertex and the pair of track and the quality of this association in the map
         pfcand2vertex->insert(vtxColl_help.at(0), make_pair(candref, quality));
         vertex2pfcand->insert(candref, make_pair(vtxColl_help.at(0), quality));
 
         //cleanup only if multiple iterations are made
         if (input_MaxNumAssociations_ > 1)
           PF_PU_AssoMapAlgos::EraseVertex(vtxColl_help, vtxColl_help.at(0));
       }
 
     } else {
       TransientTrack transtrk(PFCtrackref, &(*bFieldH));
       transtrk.setBeamSpot(*beamspotH);
       transtrk.setTrackingGeometry(trackingGeometryH);
 
       for (int assoc_ite = 0; assoc_ite < input_MaxNumAssociations_; ++assoc_ite) {
         VertexStepPair assocVtx =
             FindAssociation(PFCtrackref, vtxColl_help, bFieldH, trackingGeometryH, beamspotH, assoc_ite);
         int step = assocVtx.second;
         double distance = (IPTools::absoluteImpactParameter3D(transtrk, *(assocVtx.first))).second.value();
 
         int quality = DefineQuality(assoc_ite, step, distance);
 
         // Insert the best vertex and the pair of track and the quality of this association in the map
         pfcand2vertex->insert(assocVtx.first, make_pair(candref, quality));
         vertex2pfcand->insert(candref, make_pair(assocVtx.first, quality));
 
         //cleanup only if multiple iterations are made
         if (input_MaxNumAssociations_ > 2)
           PF_PU_AssoMapAlgos::EraseVertex(vtxColl_help, assocVtx.first);
       }
 
     }  //check PFCtrackref.isNull
 
   }  //i on pfCandH
 
   return {std::move(pfcand2vertex), std::move(vertex2pfcand)};
 }

◆ CreatePFCandToVertexMap()

std::unique_ptr< PFCandToVertexAssMap > PFCand_AssoMapAlgos::CreatePFCandToVertexMap ( edm::Handle< reco::PFCandidateCollection > pfCandH )

Definition at line 111 of file PFCand_AssoMapAlgos.cc.

References createMappings().

                                                   {
   return createMappings(pfCandH).first;
 }

◆ CreateVertexToPFCandMap()

std::unique_ptr< VertexToPFCandAssMap > PFCand_AssoMapAlgos::CreateVertexToPFCandMap ( edm::Handle< reco::PFCandidateCollection > pfCandH )

Definition at line 120 of file PFCand_AssoMapAlgos.cc.

References createMappings().

                                                   {
   return createMappings(pfCandH).second;
 }

◆ GetInputCollections()

void PFCand_AssoMapAlgos::GetInputCollections	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

overridevirtual

Reimplemented from PF_PU_AssoMapAlgos.

Definition at line 27 of file PFCand_AssoMapAlgos.cc.

References beamspotH, bFieldH, edm::EventSetup::getHandle(), PF_PU_AssoMapAlgos::GetInputCollections(), iEvent, token_BeamSpot_, token_bField_, token_TrackingGeometry_, token_VertexCollection_, trackingGeometryH, and vtxcollH.

Referenced by PFCand_AssoMap::produce().

                                                                                            {
   PF_PU_AssoMapAlgos::GetInputCollections(iEvent, iSetup);
 
   //get the offline beam spot
   iEvent.getByToken(token_BeamSpot_, beamspotH);
 
   //get the input vertex collection
   iEvent.getByToken(token_VertexCollection_, vtxcollH);
 
   bFieldH = iSetup.getHandle(token_bField_);
   trackingGeometryH = iSetup.getHandle(token_TrackingGeometry_);
 }

◆ SortPFCandAssociationMap()

std::unique_ptr< PFCandToVertexAssMap > PFCand_AssoMapAlgos::SortPFCandAssociationMap	(	PFCandToVertexAssMap *	pfcvertexassInput,
		edm::EDProductGetter const *	getter
	)

Definition at line 129 of file PFCand_AssoMapAlgos.cc.

References edm::AssociationMap< Tag >::begin(), edm::AssociationMap< Tag >::end(), edm::Ref< C, T, F >::key(), quality, and edm::second().

Referenced by PFCand_AssoMap::produce().

                                                                                {
   //create a new PFCandVertexAssMap for the Output which will be sorted
   unique_ptr<PFCandToVertexAssMap> pfcvertexassOutput(new PFCandToVertexAssMap(getter));
 
   //Create and fill a vector of pairs of vertex and the summed (pT)**2 of the pfcandidates associated to the vertex
   VertexPtsumVector vertexptsumvector;
 
   //loop over all vertices in the association map
   for (PFCandToVertexAssMap::const_iterator assomap_ite = pfcvertexassInput->begin();
        assomap_ite != pfcvertexassInput->end();
        assomap_ite++) {
     const VertexRef assomap_vertexref = assomap_ite->key;
     const PFCandQualityPairVector pfccoll = assomap_ite->val;
 
     float ptsum = 0;
 
     PFCandidateRef pfcandref;
 
     //get the pfcandidates associated to the vertex and calculate the pT**2
     for (unsigned int pfccoll_ite = 0; pfccoll_ite < pfccoll.size(); pfccoll_ite++) {
       pfcandref = pfccoll[pfccoll_ite].first;
       int quality = pfccoll[pfccoll_ite].second;
 
       if ((quality <= 2) && (quality != -1))
         continue;
 
       double man_pT = pfcandref->pt();
       if (man_pT > 0.)
         ptsum += man_pT * man_pT;
     }
 
     vertexptsumvector.push_back(make_pair(assomap_vertexref, ptsum));
   }
 
   while (!vertexptsumvector.empty()) {
     VertexRef vertexref_highestpT;
     float highestpT = 0.;
     int highestpT_index = 0;
 
     for (unsigned int vtxptsumvec_ite = 0; vtxptsumvec_ite < vertexptsumvector.size(); vtxptsumvec_ite++) {
       if (vertexptsumvector[vtxptsumvec_ite].second > highestpT) {
         vertexref_highestpT = vertexptsumvector[vtxptsumvec_ite].first;
         highestpT = vertexptsumvector[vtxptsumvec_ite].second;
         highestpT_index = vtxptsumvec_ite;
       }
     }
 
     //loop over all vertices in the association map
     for (PFCandToVertexAssMap::const_iterator assomap_ite = pfcvertexassInput->begin();
          assomap_ite != pfcvertexassInput->end();
          assomap_ite++) {
       const VertexRef assomap_vertexref = assomap_ite->key;
       const PFCandQualityPairVector pfccoll = assomap_ite->val;
 
       //if the vertex from the association map the vertex with the highest pT
       //insert all associated pfcandidates in the output Association Map
       if (assomap_vertexref == vertexref_highestpT)
         for (unsigned int pfccoll_ite = 0; pfccoll_ite < pfccoll.size(); pfccoll_ite++)
           pfcvertexassOutput->insert(assomap_vertexref, pfccoll[pfccoll_ite]);
     }
 
     vertexptsumvector.erase(vertexptsumvector.begin() + highestpT_index);
   }
 
   return pfcvertexassOutput;
 }

Member Data Documentation

◆ beamspotH

edm::Handle<reco::BeamSpot> PFCand_AssoMapAlgos::beamspotH

private

Definition at line 76 of file PFCand_AssoMapAlgos.h.

Referenced by createMappings(), and GetInputCollections().

◆ bFieldH

edm::ESHandle<MagneticField> PFCand_AssoMapAlgos::bFieldH

private

Definition at line 79 of file PFCand_AssoMapAlgos.h.

Referenced by createMappings(), and GetInputCollections().

◆ input_MaxNumAssociations_

int PFCand_AssoMapAlgos::input_MaxNumAssociations_

private

Definition at line 70 of file PFCand_AssoMapAlgos.h.

Referenced by createMappings(), and PFCand_AssoMapAlgos().

◆ token_BeamSpot_

edm::EDGetTokenT<reco::BeamSpot> PFCand_AssoMapAlgos::token_BeamSpot_

private

Definition at line 75 of file PFCand_AssoMapAlgos.h.

Referenced by GetInputCollections(), and PFCand_AssoMapAlgos().

◆ token_bField_

const edm::ESGetToken<MagneticField, IdealMagneticFieldRecord> PFCand_AssoMapAlgos::token_bField_

private

Definition at line 78 of file PFCand_AssoMapAlgos.h.

Referenced by GetInputCollections().

◆ token_TrackingGeometry_

const edm::ESGetToken<GlobalTrackingGeometry, GlobalTrackingGeometryRecord> PFCand_AssoMapAlgos::token_TrackingGeometry_

private

Definition at line 80 of file PFCand_AssoMapAlgos.h.

Referenced by GetInputCollections().

◆ token_VertexCollection_

edm::EDGetTokenT<reco::VertexCollection> PFCand_AssoMapAlgos::token_VertexCollection_

private

Definition at line 72 of file PFCand_AssoMapAlgos.h.

Referenced by GetInputCollections(), and PFCand_AssoMapAlgos().

◆ trackingGeometryH

edm::ESHandle<GlobalTrackingGeometry> PFCand_AssoMapAlgos::trackingGeometryH

private

Definition at line 81 of file PFCand_AssoMapAlgos.h.

Referenced by createMappings(), and GetInputCollections().

◆ vtxcollH

edm::Handle<reco::VertexCollection> PFCand_AssoMapAlgos::vtxcollH

private

Definition at line 73 of file PFCand_AssoMapAlgos.h.

Referenced by createMappings(), and GetInputCollections().

Private Attributes
edm::Handle< reco::BeamSpot >	beamspotH

edm::ESHandle< MagneticField >	bFieldH

int	input_MaxNumAssociations_

edm::EDGetTokenT< reco::BeamSpot >	token_BeamSpot_

const edm::ESGetToken< MagneticField, IdealMagneticFieldRecord >	token_bField_

const edm::ESGetToken< GlobalTrackingGeometry, GlobalTrackingGeometryRecord >	token_TrackingGeometry_

edm::EDGetTokenT< reco::VertexCollection >	token_VertexCollection_

edm::ESHandle< GlobalTrackingGeometry >	trackingGeometryH

edm::Handle< reco::VertexCollection >	vtxcollH

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ PFCand_AssoMapAlgos()

Member Function Documentation

◆ createMappings()

◆ CreatePFCandToVertexMap()

◆ CreateVertexToPFCandMap()

◆ GetInputCollections()

◆ SortPFCandAssociationMap()

Member Data Documentation

◆ beamspotH

◆ bFieldH

◆ input_MaxNumAssociations_

◆ token_BeamSpot_

◆ token_bField_

◆ token_TrackingGeometry_

◆ token_VertexCollection_

◆ trackingGeometryH

◆ vtxcollH