CMSSW Reference Manual

IsolationProducerForTracks::IsolationProducerForTracks ( const edm::ParameterSet & pset )

Definition at line 40 of file IsolationProducerForTracks.cc.

00040                                                                                 : 
00041   tracks_( pset.getParameter<InputTag>( "tracks" ) ),
00042   highPtTracks_( pset.getParameter<InputTag>( "highPtTracks" ) ),
00043   isoDeps_( pset.getParameter<InputTag>( "isoDeps" ) ),
00044   trackPtMin_( pset.getParameter<double>( "trackPtMin" ) ),
00045   coneSize_( pset.getParameter<double>( "coneSize" ) )
00046  {
00047   produces<TkIsoMap>();
00048  }

void IsolationProducerForTracks::produce	(	edm::Event &	event,
		const edm::EventSetup &	setup
	)			`[private, virtual]`

Implements edm::EDProducer.

Definition at line 50 of file IsolationProducerForTracks.cc.

References coneSize_, reco::IsoDeposit::depositWithin(), edm::helper::Filler< Map >::fill(), highPtTracks_cfi::highPtTracks, highPtTracks_, i, edm::helper::Filler< Map >::insert(), isoDeps_, j, reco::Particle::pt(), trackPtMin_, tracks, and tracks_.

00050                                                                                 {
00051   std::auto_ptr<TkIsoMap> caloIsolations(new TkIsoMap);
00052   TkIsoMap::Filler filler(*caloIsolations);
00053   {
00054     Handle<CandidateView> tracks;
00055     event.getByLabel(tracks_, tracks);
00056     
00057     Handle<CandidateView> highPtTracks;
00058     event.getByLabel(highPtTracks_, highPtTracks);
00059     
00060     Handle<IsoDepositMap> isoDeps;
00061     event.getByLabel(isoDeps_, isoDeps);
00062     
00063     int nTracks = tracks->size();
00064     int nHighPtTracks = highPtTracks->size();
00065     std::vector<double> iso(nTracks);   
00066 
00067     OverlapChecker overlap;
00068     
00069     for(int i = 0; i < nTracks; ++i ) {
00070       const Candidate & tkCand = (*tracks)[ i ];
00071       double caloIso = - 1.0;
00072       if( tkCand.pt() > trackPtMin_) {
00073         for(int j = 0; j < nHighPtTracks; ++j ) {
00074           const Candidate & highPtTkCand = (*highPtTracks)[ j ];
00075           if(overlap(tkCand, highPtTkCand) ) {
00076             CandidateBaseRef tkRef = highPtTracks->refAt(j);
00077             const IsoDeposit &isoDep = (*isoDeps)[tkRef];
00078             caloIso = isoDep.depositWithin(coneSize_);
00079             break;
00080           }
00081         }
00082       } 
00083       iso[i] = caloIso;
00084     }
00085     filler.insert(tracks, iso.begin(), iso.end());
00086   }
00087 
00088   // really fill the association map
00089   filler.fill();
00090   event.put(caloIsolations);
00091 }

double IsolationProducerForTracks::coneSize_ [private]

Definition at line 17 of file IsolationProducerForTracks.cc.

Referenced by produce().

edm::InputTag IsolationProducerForTracks::highPtTracks_ [private]

Definition at line 14 of file IsolationProducerForTracks.cc.

Referenced by produce().

edm::InputTag IsolationProducerForTracks::isoDeps_ [private]

Definition at line 15 of file IsolationProducerForTracks.cc.

Referenced by produce().

double IsolationProducerForTracks::trackPtMin_ [private]

Definition at line 16 of file IsolationProducerForTracks.cc.

Referenced by produce().

edm::InputTag IsolationProducerForTracks::tracks_ [private]

Definition at line 13 of file IsolationProducerForTracks.cc.

Referenced by produce().

IsolationProducerForTracks Class Reference

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation


Public Member Functions
	IsolationProducerForTracks (const edm::ParameterSet &)
Private Member Functions
void	produce (edm::Event &event, const edm::EventSetup &setup)
Private Attributes
double	coneSize_
edm::InputTag	highPtTracks_
edm::InputTag	isoDeps_
double	trackPtMin_
edm::InputTag	tracks_