#include <IsolatedPFCandidateSelectorDefinition.h>

Inheritance diagram for pf2pat::IsolatedPFCandidateSelectorDefinition:

Public Types
typedef edm::ValueMap< double >	IsoMap
Public Member Functions
	IsolatedPFCandidateSelectorDefinition (const edm::ParameterSet &cfg)
void	select (const HandleToCollection &hc, const edm::EventBase &e, const edm::EventSetup &s)
Private Attributes
double	deltaBetaFactor_
edm::InputTag	deltaBetaIsolationValueMap_
bool	doDeltaBetaCorrection_
double	isolationCut_
std::vector< edm::InputTag >	isolationValueMapChargedLabels_
std::vector< edm::InputTag >	isolationValueMapNeutralLabels_
bool	isRelative_

Detailed Description

Definition at line 12 of file IsolatedPFCandidateSelectorDefinition.h.

Member Typedef Documentation

typedef edm::ValueMap<double> pf2pat::IsolatedPFCandidateSelectorDefinition::IsoMap

Definition at line 15 of file IsolatedPFCandidateSelectorDefinition.h.

Constructor & Destructor Documentation

pf2pat::IsolatedPFCandidateSelectorDefinition::IsolatedPFCandidateSelectorDefinition ( const edm::ParameterSet & cfg ) [inline]

Definition at line 17 of file IsolatedPFCandidateSelectorDefinition.h.

                                                                          :
      isolationValueMapChargedLabels_(cfg.getParameter< std::vector<edm::InputTag> >("isolationValueMapsCharged") ),
      isolationValueMapNeutralLabels_(cfg.getParameter< std::vector<edm::InputTag> >("isolationValueMapsNeutral") ),
      doDeltaBetaCorrection_(cfg.getParameter<bool>("doDeltaBetaCorrection")),
      deltaBetaIsolationValueMap_(cfg.getParameter< edm::InputTag >("deltaBetaIsolationValueMap") ),
      deltaBetaFactor_(cfg.getParameter<double>("deltaBetaFactor")),
      isRelative_(cfg.getParameter<bool>("isRelative")),
      isolationCut_(cfg.getParameter<double>("isolationCut")) {}

Member Function Documentation

void pf2pat::IsolatedPFCandidateSelectorDefinition::select	(	const HandleToCollection &	hc,
		const edm::EventBase &	e,
		const edm::EventSetup &	s
	)		`[inline]`

Definition at line 28 of file IsolatedPFCandidateSelectorDefinition.h.

References deltaBetaFactor_, deltaBetaIsolationValueMap_, doDeltaBetaCorrection_, edm::EventBase::getByLabel(), isolationCut_, isolationValueMapChargedLabels_, isolationValueMapNeutralLabels_, isRelative_, combine::key, and pf2pat::PFCandidateSelectorDefinition::selected_.

                                         {
      selected_.clear();
    

      // read all charged isolation value maps
      std::vector< edm::Handle<IsoMap> > 
        isoMapsCharged(isolationValueMapChargedLabels_.size());
      for(unsigned iMap = 0; iMap<isolationValueMapChargedLabels_.size(); ++iMap) {
        e.getByLabel(isolationValueMapChargedLabels_[iMap], isoMapsCharged[iMap]);
      }


      // read all neutral isolation value maps
      std::vector< edm::Handle<IsoMap> > 
        isoMapsNeutral(isolationValueMapNeutralLabels_.size());
      for(unsigned iMap = 0; iMap<isolationValueMapNeutralLabels_.size(); ++iMap) {
        e.getByLabel(isolationValueMapNeutralLabels_[iMap], isoMapsNeutral[iMap]);
      }

      edm::Handle<IsoMap> dBetaH;
      if(doDeltaBetaCorrection_) {
        e.getByLabel(deltaBetaIsolationValueMap_, dBetaH);
      }

      unsigned key=0;
      for( collection::const_iterator pfc = hc->begin(); 
           pfc != hc->end(); ++pfc, ++key) {
        reco::PFCandidateRef candidate(hc,key);

        bool passed = true;
        double isoSumCharged=0.0;
        double isoSumNeutral=0.0;

        for(unsigned iMap = 0; iMap<isoMapsCharged.size(); ++iMap) {
          const IsoMap & isoMap = *(isoMapsCharged[iMap]);
          double val = isoMap[candidate];
          isoSumCharged+=val;
        }

        for(unsigned iMap = 0; iMap<isoMapsNeutral.size(); ++iMap) {
          const IsoMap & isoMap = *(isoMapsNeutral[iMap]);
          double val = isoMap[candidate];
          isoSumNeutral+=val;
        }
        

        if ( doDeltaBetaCorrection_ ) {
          const IsoMap& isoMap = *dBetaH;
          double dBetaVal = isoMap[candidate];
          double dBetaCorIsoSumNeutral = isoSumNeutral + deltaBetaFactor_*dBetaVal; 
          isoSumNeutral = dBetaCorIsoSumNeutral>0 ? dBetaCorIsoSumNeutral : 0; //follow muon POG definition in 2012
        }

        double isoSum=isoSumCharged+isoSumNeutral;

        if( isRelative_ ) {
          isoSum /= candidate->pt();
        }

        if ( isoSum>isolationCut_ ) {
          passed = false;
        }

        if(passed) {
          // passed all cuts, selected
          selected_.push_back( reco::PFCandidate(*pfc) );
          reco::PFCandidatePtr ptrToMother( hc, key );
          selected_.back().setSourceCandidatePtr( ptrToMother );
        }
      }
    }