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sixie |
1.11 |
// $Id: FillerElectrons.cc,v 1.10 2008/07/31 12:34:04 loizides Exp $
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loizides |
1.1 |
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#include "MitProd/TreeFiller/interface/FillerElectrons.h"
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#include "FWCore/MessageLogger/interface/MessageLogger.h"
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#include "DataFormats/Common/interface/Handle.h"
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#include "DataFormats/TrackReco/interface/Track.h"
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#include "DataFormats/GsfTrackReco/interface/GsfTrack.h"
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#include "DataFormats/TrackReco/interface/TrackFwd.h"
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sixie |
1.11 |
#include "DataFormats/EgammaCandidates/interface/GsfElectron.h"
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#include "DataFormats/EgammaCandidates/interface/GsfElectronFwd.h"
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#include "DataFormats/EgammaReco/interface/ClusterShape.h"
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#include "DataFormats/EgammaReco/interface/BasicClusterShapeAssociation.h"
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#include "RecoEgamma/EgammaIsolationAlgos/interface/ElectronTkIsolation.h"
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#include "RecoEgamma/EgammaIsolationAlgos/interface/EgammaEcalIsolation.h"
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loizides |
1.1 |
#include "MitAna/DataTree/interface/Track.h"
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#include "MitAna/DataTree/interface/Names.h"
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using namespace std;
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using namespace edm;
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using namespace mithep;
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loizides |
1.5 |
//--------------------------------------------------------------------------------------------------
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loizides |
1.10 |
FillerElectrons::FillerElectrons(const edm::ParameterSet &cfg, bool active) :
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loizides |
1.8 |
BaseFiller(cfg,"Electrons",active),
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loizides |
1.1 |
edmName_(Conf().getUntrackedParameter<string>("edmName","pixelMatchGsfElectrons")),
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mitName_(Conf().getUntrackedParameter<string>("mitName",Names::gkElectronBrn)),
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loizides |
1.10 |
gsfTrackMapName_(Conf().getUntrackedParameter<string>("gsfTrackMapName","")),
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trackerTrackMapName_(Conf().getUntrackedParameter<string>("trackerTrackMapName","")),
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1.11 |
superClusterMapName_(Conf().getUntrackedParameter<string>("superClusterMapName", "")),
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1.8 |
electrons_(new mithep::ElectronArr(16)),
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1.11 |
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loizides |
1.10 |
gsfTrackMap_(0),
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1.11 |
trackerTrackMap_(0),
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superClusterMap_(0)
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1.1 |
{
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// Constructor.
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}
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loizides |
1.5 |
//--------------------------------------------------------------------------------------------------
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loizides |
1.1 |
FillerElectrons::~FillerElectrons()
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{
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// Destructor.
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loizides |
1.6 |
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delete electrons_;
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loizides |
1.1 |
}
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loizides |
1.5 |
//--------------------------------------------------------------------------------------------------
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loizides |
1.1 |
void FillerElectrons::BookDataBlock(TreeWriter &tws)
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{
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1.10 |
// Add electron branch to our tree and get our maps.
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loizides |
1.1 |
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tws.AddBranch(mitName_.c_str(),&electrons_);
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loizides |
1.10 |
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if (!gsfTrackMapName_.empty())
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gsfTrackMap_ = OS()->get<GsfTrackMap>(gsfTrackMapName_.c_str());
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if (!trackerTrackMapName_.empty())
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1.11 |
trackerTrackMap_ = OS()->get<TrackMap>(trackerTrackMapName_.c_str());
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if (!superClusterMapName_.empty())
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superClusterMap_ = OS()->get<SuperClusterMap>(superClusterMapName_.c_str());
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1.1 |
}
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1.5 |
//--------------------------------------------------------------------------------------------------
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1.11 |
void FillerElectrons::FillDataBlock(const edm::Event &event, const edm::EventSetup &setup)
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1.1 |
{
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// Fill electrons from edm collection into our collection.
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electrons_->Reset();
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1.11 |
Handle<reco::GsfElectronCollection> hElectronProduct;
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1.7 |
GetProduct(edmName_, hElectronProduct, event);
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loizides |
1.1 |
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1.11 |
const reco::GsfElectronCollection inElectrons = *(hElectronProduct.product());
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//get association of clusters to their shapes for EcalBarrel
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edm::Handle<reco::BasicClusterShapeAssociationCollection> barrelClShpHandle ;
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try {
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event.getByLabel ("hybridSuperClusters","hybridShapeAssoc", barrelClShpHandle);
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}
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catch ( cms::Exception& ex ) {
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printf("Can't get ECAL barrel Cluster Shape Collection\n");
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}
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const reco::BasicClusterShapeAssociationCollection& barrelClShpMap = *barrelClShpHandle ;
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loizides |
1.1 |
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sixie |
1.11 |
//get the association of the clusters to their shapes for EcalEndcap
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edm::Handle<reco::BasicClusterShapeAssociationCollection> endcapClShpHandle ;
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try {
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event.getByLabel ("islandBasicClusters","islandEndcapShapeAssoc", endcapClShpHandle);
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}
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catch ( cms::Exception& ex ) {
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printf("Can't get ECAL endcap Cluster Shape Collection\n");
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}
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const reco::BasicClusterShapeAssociationCollection& endcapClShpMap = *endcapClShpHandle ;
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//loop over electrons
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for (reco::GsfElectronCollection::const_iterator iM = inElectrons.begin();
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1.1 |
iM != inElectrons.end(); ++iM) {
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loizides |
1.8 |
mithep::Electron *outElectron = electrons_->AddNew();
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1.11 |
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outElectron->SetESuperClusterOverP( iM->eSuperClusterOverP() ) ;
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outElectron->SetESeedClusterOverPout( iM->eSeedClusterOverPout() ) ;
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outElectron->SetDeltaEtaSuperClusterTrackAtVtx( iM->deltaEtaSuperClusterTrackAtVtx() ) ;
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outElectron->SetDeltaEtaSeedClusterTrackAtCalo( iM->deltaEtaSeedClusterTrackAtCalo() ) ;
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outElectron->SetDeltaPhiSuperClusterTrackAtVtx( iM->deltaPhiSuperClusterTrackAtVtx() ) ;
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outElectron->SetDeltaPhiSeedClusterTrackAtCalo( iM->deltaPhiSeedClusterTrackAtCalo() ) ;
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outElectron->SetHadronicOverEm( iM->hadronicOverEm() ) ;
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outElectron->SetIsEnergyScaleCorrected( iM->isEnergyScaleCorrected() ) ;
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outElectron->SetIsMomentumCorrected( iM->isMomentumCorrected() ) ;
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outElectron->SetNumberOfClusters( iM->numberOfClusters() ) ;
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outElectron->SetClassification( iM->classification() ) ;
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outElectron->SetSuperClusterPx( iM->px() );
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outElectron->SetSuperClusterPy( iM->py() );
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outElectron->SetSuperClusterPz( iM->pz() );
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outElectron->SetSuperClusterE( iM->energy() );
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//initialize
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outElectron->SetE33( -999.0 ) ;
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outElectron->SetE55( -999.0 ) ;
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outElectron->SetCovEtaEta( -999.0 ) ;
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outElectron->SetCovEtaPhi( -999.0 ) ;
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outElectron->SetCovPhiPhi( -999.0 ) ;
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bool hasBarrel=true ;
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bool hasEndcap=true ;
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reco::SuperClusterRef sclusRef = iM->get<reco::SuperClusterRef> () ;
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reco::BasicClusterShapeAssociationCollection::const_iterator seedShpItr ;
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//find the cluster shape object associated with the electron supercluster
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seedShpItr = barrelClShpMap.find (sclusRef->seed()) ;
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if ( seedShpItr==barrelClShpMap.end()) {
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hasBarrel=false ;
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seedShpItr=endcapClShpMap.find (sclusRef->seed()) ;
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if ( seedShpItr==endcapClShpMap.end() ) hasEndcap=false;
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}
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if (hasBarrel || hasEndcap) {
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//fill shape variables
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const reco::ClusterShapeRef& sClShape = seedShpItr->val;
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outElectron->SetE33 (sClShape->e3x3() );
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outElectron->SetE55 (sClShape->e5x5() );
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outElectron->SetCovEtaEta (sClShape->covEtaEta());
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outElectron->SetCovEtaPhi (sClShape->covEtaPhi());
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outElectron->SetCovPhiPhi (sClShape->covPhiPhi());
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}
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//Compute Isolations
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//Get the barrel basicClusters
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edm::Handle<reco::BasicClusterCollection> barrelBasicClusterHandle;
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event.getByLabel("hybridSuperClusters", barrelBasicClusterHandle);
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const reco::BasicClusterCollection* barrelBasicClusters = barrelBasicClusterHandle.product();
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//Get the endcap basicClusters
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edm::Handle<reco::BasicClusterCollection> endcapBasicClusterHandle;
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event.getByLabel("islandBasicClusters", "islandEndcapBasicClusters", endcapBasicClusterHandle);
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const reco::BasicClusterCollection* endcapBasicClusters = endcapBasicClusterHandle.product();
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//Get the superClusters
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edm::Handle<reco::SuperClusterCollection> superClusterHandle;
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event.getByLabel("hybridSuperClusters", superClusterHandle);
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const reco::SuperClusterCollection* superClusters = superClusterHandle.product();
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//compute ECAL isolation
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double extRadius = 0.3;
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double etLow = 0.0;
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EgammaEcalIsolation myEcalIsolation(extRadius,etLow,barrelBasicClusters,superClusters);
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double ecalIsoValue = myEcalIsolation.getEcalEtSum(&(*iM));
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//Compute Track Isolation
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edm::Handle<reco::TrackCollection> tracks;
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event.getByLabel("generalTracks",tracks);
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const reco::TrackCollection* trackCollection = tracks.product();
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extRadius = 0.2;
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double intRadius = 0.02;
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double maxVtxDist = 0.1;
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double ptMin = 1.5;
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ElectronTkIsolation myTkIsolation (extRadius,intRadius,ptMin,maxVtxDist,trackCollection) ;
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double trackIsoValue = myTkIsolation.getPtTracks(&(*iM));
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//Fill the isolation values
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outElectron->SetCaloIsolation( ecalIsoValue ) ;
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outElectron->SetTrackIsolation( trackIsoValue ) ;
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//Make proper links to Tracks and Super Clusters
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loizides |
1.1 |
if (gsfTrackMap_ && iM->gsfTrack().isNonnull())
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loizides |
1.9 |
outElectron->SetGsfTrk(gsfTrackMap_->GetMit(iM->gsfTrack()));
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loizides |
1.1 |
if (trackerTrackMap_ && iM->track().isNonnull())
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loizides |
1.9 |
outElectron->SetTrackerTrk(trackerTrackMap_->GetMit(iM->track()));
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sixie |
1.11 |
if (superClusterMap_ && iM->superCluster().isNonnull())
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outElectron->SetSuperCluster(superClusterMap_->GetMit(iM->superCluster()));
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loizides |
1.1 |
}
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electrons_->Trim();
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}
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