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L2TauJetsMerger Class Reference

#include <RecoTauTag/HLTProducers/interface/L2TauJetsMerger.h>

Inheritance diagram for L2TauJetsMerger:

List of all members.

Public Member Functions
	L2TauJetsMerger (const edm::ParameterSet &)
virtual void	produce (edm::Event &, const edm::EventSetup &)
	~L2TauJetsMerger ()
Private Types
typedef std::vector < edm::InputTag >	vtag
Private Attributes
vtag	jetSrc
double	mEt_Min
std::map< int, const reco::CaloJet >	myL2L1JetsMap

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Detailed Description

Definition at line 19 of file L2TauJetsMerger.h.

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Member Typedef Documentation

typedef std::vector<edm::InputTag> L2TauJetsMerger::vtag [private]

Definition at line 27 of file L2TauJetsMerger.h.

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Constructor & Destructor Documentation

L2TauJetsMerger::L2TauJetsMerger

(

const edm::ParameterSet &

iConfig

)

[explicit]

Definition at line 15 of file L2TauJetsMerger.cc.

References edm::ParameterSet::getParameter(), jetSrc, and mEt_Min.

{
  jetSrc = iConfig.getParameter<vtag>("JetSrc");
  //l1ParticlesTau = iConfig.getParameter<InputTag>("L1ParticlesTau");
  //l1ParticlesJet = iConfig.getParameter<InputTag>("L1ParticlesJet");
  //tauTrigger = iConfig.getParameter<InputTag>("L1TauTrigger");
  mEt_Min = iConfig.getParameter<double>("EtMin");
  
  produces<CaloJetCollection>();
}

L2TauJetsMerger::~L2TauJetsMerger

(

)

Definition at line 26 of file L2TauJetsMerger.cc.

{ }

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Member Function Documentation

void L2TauJetsMerger::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iES
	)			[virtual]

Implements edm::EDProducer.

Definition at line 28 of file L2TauJetsMerger.cc.

References deltaR(), edm::Event::getByLabel(), jetSrc, mEt_Min, myL2L1JetsMap, reco::Particle::p4(), edm::Event::put(), HcalSimpleRecAlgoImpl::reco(), s, and std.

{

 using namespace edm;
 using namespace std;
 using namespace reco;

 //Getting all the L1Seeds

 
 //Getting the Collections of L2ReconstructedJets from L1Seeds
 //and removing the collinear jets
 myL2L1JetsMap.clear();
 int iL1Jet = 0;
 for( vtag::const_iterator s = jetSrc.begin(); s != jetSrc.end(); ++ s ) {
   edm::Handle<CaloJetCollection> tauJets;
   iEvent.getByLabel( * s, tauJets );
   CaloJetCollection::const_iterator iTau = tauJets->begin();
   if(iTau != tauJets->end()){
     //Create a Map to associate to every Jet its L1SeedId, i.e. 0,1,2 or 3
     if(iTau->et() > mEt_Min)
       myL2L1JetsMap.insert(pair<int, const CaloJet>(iL1Jet, *(iTau)));
   }
   iL1Jet++;
 }

 auto_ptr<CaloJetCollection> tauL2jets(new CaloJetCollection); 
 //Removing the collinear jets
 for(int iJet =0;iJet<iL1Jet;iJet++)
   {
     map<int, const reco::CaloJet>::const_iterator myL2itr = myL2L1JetsMap.find(iJet);
     if(myL2itr!=myL2L1JetsMap.end()){
       
       const CaloJet my1stJet = myL2itr->second;
       for(int i2Jet = iJet+1;i2Jet<iL1Jet;i2Jet++)
         {
           map<int, const reco::CaloJet>::const_iterator my2L2itr = myL2L1JetsMap.find(i2Jet);
           if(my2L2itr!=myL2L1JetsMap.end()){
             const CaloJet my2ndJet = my2L2itr->second;
             
             double deltaR = ROOT::Math::VectorUtil::DeltaR(my1stJet.p4().Vect(), my2ndJet.p4().Vect());
             if(deltaR < 0.1) 
               {
                 //              cout <<"Collinear jets "<<deltaR<<endl;
                 myL2L1JetsMap.erase(my2L2itr->first);
               }
           }
         }
     }
   }
  for(int iJet =0;iJet<iL1Jet;iJet++)
   {
     map<int, const reco::CaloJet>::const_iterator myL2itr = myL2L1JetsMap.find(iJet);
     if(myL2itr!=myL2L1JetsMap.end()){
       
       const CaloJet my1stJet = myL2itr->second;
       tauL2jets->push_back(my1stJet);
     }
   }

  
  //  cout <<"Size of L2 jets "<<tauL2jets->size()<<endl;

  iEvent.put(tauL2jets);

}

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Member Data Documentation

vtag L2TauJetsMerger::jetSrc [private]

Definition at line 28 of file L2TauJetsMerger.h.

Referenced by L2TauJetsMerger(), and produce().

double L2TauJetsMerger::mEt_Min [private]

Definition at line 29 of file L2TauJetsMerger.h.

Referenced by L2TauJetsMerger(), and produce().

std::map<int, const reco::CaloJet> L2TauJetsMerger::myL2L1JetsMap [private]

Definition at line 30 of file L2TauJetsMerger.h.

Referenced by produce().

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The documentation for this class was generated from the following files:

• RecoTauTag/HLTProducers/interface/L2TauJetsMerger.h
• RecoTauTag/HLTProducers/src/L2TauJetsMerger.cc

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