CMSSW_4_4_3_patch1/src/RecoTauTag/HLTProducers/src/L2TauIsolationSelector.cc

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#include "RecoTauTag/HLTProducers/interface/L2TauIsolationSelector.h"
#include "DataFormats/TauReco/interface/L2TauInfoAssociation.h"

using namespace reco; 

L2TauIsolationSelector::L2TauIsolationSelector(const edm::ParameterSet& iConfig):
  associationInput_(iConfig.getParameter<edm::InputTag>("L2InfoAssociation")),
  ECALIsolEt_(iConfig.getParameter<double>("ECALIsolEt")),
  TowerIsolEt_(iConfig.getParameter<double>("TowerIsolEt")),
  Cluster_etaRMS_(iConfig.getParameter<double>("ClusterEtaRMS")),
  Cluster_phiRMS_(iConfig.getParameter<double>("ClusterPhiRMS")),
  Cluster_drRMS_(iConfig.getParameter<double>("ClusterDRRMS")),
  Cluster_nClusters_(iConfig.getParameter<int>("ClusterNClusters")),
  JetEt_(iConfig.getParameter<double>("MinJetEt")),
  SeedTowerEt_(iConfig.getParameter<double>("SeedTowerEt"))

{

  produces<CaloJetCollection>("Isolated");
}


L2TauIsolationSelector::~L2TauIsolationSelector()
{
 

}


//
// member functions
//

// ------------ method called to produce the data  ------------
void
L2TauIsolationSelector::produce(edm::Event& iEvent, const edm::EventSetup& iSetup)
{
   using namespace edm;
   edm::Handle<L2TauInfoAssociation> Imap;

   iEvent.getByLabel(associationInput_ ,Imap);
   std::auto_ptr<CaloJetCollection> l2IsolCaloJets( new CaloJetCollection );

   if(Imap->size()>0)
         for(L2TauInfoAssociation::const_iterator p = Imap->begin();p!=Imap->end();++p)
           {
             //Retrieve The L2TauIsolationInfo Class from the AssociationMap
             const L2TauIsolationInfo l2info = p->val;
             //Retrieve the Jet
             const CaloJet jet =*(p->key);
             
             //If The Cuts are Satisfied
           if(jet.et()>JetEt_) 
             if(l2info.ecalIsolEt()< ECALIsolEt_)
               if(l2info.seedHcalHitEt()>SeedTowerEt_)
                if(l2info.nEcalHits() <Cluster_nClusters_)
                    if(l2info.ecalClusterShape()[0] <Cluster_etaRMS_)
                       if(l2info.ecalClusterShape()[1] <Cluster_phiRMS_)
                         if(l2info.ecalClusterShape()[2] <Cluster_drRMS_)
                           if(l2info.hcalIsolEt()<TowerIsolEt_)
                             {
                                 //Retrieve the Jet From the AssociationMap
                               l2IsolCaloJets->push_back(jet);
                             }

           }
 
        iEvent.put(l2IsolCaloJets, "Isolated");
}

// ------------ method called once each job just before starting event loop  ------------
void 
L2TauIsolationSelector::beginJob()
{
}

// ------------ method called once each job just after ending the event loop  ------------
void 
L2TauIsolationSelector::endJob() {
}