ElectronSeedMerger Class Reference

#include <ElectronSeedMerger.h>

Inheritance diagram for ElectronSeedMerger:

List of all members.

Public Member Functions
	ElectronSeedMerger (const edm::ParameterSet &)
	~ElectronSeedMerger ()
Private Member Functions
virtual void	beginJob ()
virtual void	endJob ()
virtual void	produce (edm::Event &, const edm::EventSetup &)
Private Attributes
edm::ParameterSet	conf_
edm::InputTag	ecalBasedSeeds_
	SEED COLLECTIONS.
edm::InputTag	tkBasedSeeds_

---

Detailed Description

Definition at line 13 of file ElectronSeedMerger.h.

---

Constructor & Destructor Documentation

ElectronSeedMerger::ElectronSeedMerger

(

const edm::ParameterSet &

iConfig

)

[explicit]

Definition at line 22 of file ElectronSeedMerger.cc.

References ecalBasedSeeds_, edm::ParameterSet::getParameter(), and tkBasedSeeds_.

                                                                 :
 conf_(iConfig)
{
  LogInfo("ElectronSeedMerger")<<"Electron SeedMerger  started  ";
  
  
  ecalBasedSeeds_=iConfig.getParameter<InputTag>("EcalBasedSeeds");
  tkBasedSeeds_=iConfig.getParameter<InputTag>("TkBasedSeeds");
 
  produces<ElectronSeedCollection>();

}

ElectronSeedMerger::~ElectronSeedMerger

(

)

Definition at line 36 of file ElectronSeedMerger.cc.

{
  
  // do anything here that needs to be done at desctruction time
  // (e.g. close files, deallocate resources etc.) 

}

---

Member Function Documentation

virtual void ElectronSeedMerger::beginJob

(

void

)

[inline, private, virtual]

Reimplemented from edm::EDProducer.

Definition at line 19 of file ElectronSeedMerger.h.

{} ;

virtual void ElectronSeedMerger::endJob

(

void

)

[inline, private, virtual]

Reimplemented from edm::EDProducer.

Definition at line 21 of file ElectronSeedMerger.h.

{}

void ElectronSeedMerger::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)		[private, virtual]

Implements edm::EDProducer.

Definition at line 51 of file ElectronSeedMerger.cc.

References TrackingRecHit::all, ecalBasedSeeds_, edm::Event::getByLabel(), convertSQLitetoXML_cfg::output, edm::Handle< T >::product(), edm::Event::put(), TrajectorySeed::recHits(), reco::ElectronSeed::setCtfTrack(), and tkBasedSeeds_.

{
  //CREATE OUTPUT COLLECTION
  auto_ptr<ElectronSeedCollection> output(new ElectronSeedCollection);

  //HANDLE THE INPUT SEED COLLECTIONS
  Handle<ElectronSeedCollection> EcalBasedSeeds;
  iEvent.getByLabel(ecalBasedSeeds_,EcalBasedSeeds);
  ElectronSeedCollection ESeed = *(EcalBasedSeeds.product());

  Handle<ElectronSeedCollection> TkBasedSeeds;
  iEvent.getByLabel(tkBasedSeeds_,TkBasedSeeds);
  ElectronSeedCollection TSeed = *(TkBasedSeeds.product());


  //VECTOR FOR MATCHED SEEDS
  vector<bool> TSeedMatched;
  for (unsigned int it=0;it<TSeed.size();it++){
    TSeedMatched.push_back(false);
  } 


  //LOOP OVER THE ECAL SEED COLLECTION
  ElectronSeedCollection::const_iterator e_beg= ESeed.begin();
  ElectronSeedCollection::const_iterator e_end= ESeed.end();
  for (;e_beg!=e_end;++e_beg){

    ElectronSeed NewSeed=*(e_beg);
    bool AlreadyMatched =false;
    
    //LOOP OVER THE TK SEED COLLECTION
    for (unsigned int it=0;it<TSeed.size();it++){
      if (AlreadyMatched) continue;

      //HITS FOR ECAL SEED 
      TrajectorySeed::const_iterator eh = e_beg->recHits().first;
      TrajectorySeed::const_iterator eh_end = e_beg->recHits().second;

      //HITS FOR TK SEED 
      unsigned int hitShared=0;
      unsigned int hitSeed=0;
      for (;eh!=eh_end;++eh){

        if (!eh->isValid()) continue;
        hitSeed++;
        bool Shared=false;
        TrajectorySeed::const_iterator th = TSeed[it].recHits().first;
        TrajectorySeed::const_iterator th_end = TSeed[it].recHits().second;
        for (;th!=th_end;++th){
          if (!th->isValid()) continue;
          //CHECK THE HIT COMPATIBILITY: put back sharesInput 
          // as soon Egamma solves the bug on the seed collection
          if (eh->sharesInput(&(*th),TrackingRecHit::all)) Shared = true;
        //   if(eh->geographicalId() == th->geographicalId() &&
//           (eh->localPosition() - th->localPosition()).mag() < 0.001) Shared=true;
        }
        if (Shared) hitShared++;
      }     
      if (hitShared==hitSeed){
        AlreadyMatched=true;
        TSeedMatched[it]=true;
        NewSeed.setCtfTrack(TSeed[it].ctfTrack());
      }
      if ( hitShared == (hitSeed-1)){
        NewSeed.setCtfTrack(TSeed[it].ctfTrack());
      }
    }

    output->push_back(NewSeed);
  }
  
  //FILL THE COLLECTION WITH UNMATCHED TK-BASED SEED
  for (unsigned int it=0;it<TSeed.size();it++){
    if (!TSeedMatched[it])  output->push_back(TSeed[it]);
  }
  
  //PUT THE MERGED COLLECTION IN THE EVENT
  iEvent.put(output);
  
}

---

Member Data Documentation

edm::ParameterSet ElectronSeedMerger::conf_ [private]

Definition at line 24 of file ElectronSeedMerger.h.

edm::InputTag ElectronSeedMerger::ecalBasedSeeds_ [private]

SEED COLLECTIONS.

Definition at line 27 of file ElectronSeedMerger.h.

Referenced by ElectronSeedMerger(), and produce().

edm::InputTag ElectronSeedMerger::tkBasedSeeds_ [private]

Definition at line 28 of file ElectronSeedMerger.h.

Referenced by ElectronSeedMerger(), and produce().