L2TauJetsMerger Class Reference

#include <L2TauJetsMerger.h>

Inheritance diagram for L2TauJetsMerger:

List of all members.

Classes
class	SorterByPt
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(), and PatBasicFWLiteJetAnalyzer_Selector_cfg::jetSrc.

{
  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 edm::Event::getByLabel(), i, PatBasicFWLiteJetAnalyzer_Selector_cfg::jetSrc, edm::Event::put(), dt_dqm_sourceclient_common_cff::reco, alignCSCRings::s, reco::LeafCandidate::setPdgId(), python::multivaluedict::sort(), MCScenario_CRAFT1_22X::sorter(), and tmp.

{

 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();
 CaloJetCollection myTmpJets;
 myTmpJets.clear();

 int iL1Jet = 0;
 for( vtag::const_iterator s = jetSrc.begin(); s != jetSrc.end(); ++ s ) {
   edm::Handle<CaloJetCollection> tauJets;
   iEvent.getByLabel( * s, tauJets );
   for(CaloJetCollection::const_iterator iTau = tauJets->begin();iTau !=tauJets->end();iTau++)
     { 
     //Create a Map to associate to every Jet its L1SeedId, i.e. 0,1,2 or 3
       if(iTau->et() > mEt_Min) {

         //Add the Pdg Id here 
         CaloJet myJet = *iTau;
         myJet.setPdgId(15);
         myTmpJets.push_back(myJet);
       }
     }
   iL1Jet++;
 }

 std::auto_ptr<CaloJetCollection> tauL2jets(new CaloJetCollection); 

 //Removing the collinear jets correctly!

 //First sort the jets you have merged
 SorterByPt sorter;
 std::sort(myTmpJets.begin(),myTmpJets.end(),sorter);
 
//Remove Collinear Jets by prefering the highest ones!

   while(myTmpJets.size()>0) {
     tauL2jets->push_back(myTmpJets.at(0));
     CaloJetCollection tmp;
     for(unsigned int i=1 ;i<myTmpJets.size();++i) {
       double DR = ROOT::Math::VectorUtil::DeltaR(myTmpJets.at(0).p4(),myTmpJets.at(i).p4());
       if(DR>0.1) 
         tmp.push_back(myTmpJets.at(i));
     }
     myTmpJets.swap(tmp);
     tmp.clear();
   }


  iEvent.put(tauL2jets);

}

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Member Data Documentation

vtag L2TauJetsMerger::jetSrc [private]

Definition at line 28 of file L2TauJetsMerger.h.

double L2TauJetsMerger::mEt_Min [private]

Definition at line 29 of file L2TauJetsMerger.h.

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

Definition at line 30 of file L2TauJetsMerger.h.