GsfElectronAlgo Class Reference

#include <GsfElectronAlgo.h>

Classes
struct	CutsConfiguration
struct	ElectronData
struct	EventData
struct	EventSetupData
struct	GeneralData
struct	InputTagsConfiguration
struct	IsolationConfiguration
struct	SpikeConfiguration
struct	StrategyConfiguration

Public Types
typedef std::list < reco::GsfElectron * >	GsfElectronPtrCollection

Public Member Functions
void	addPflowInfo ()
void	beginEvent (edm::Event &)
void	checkSetup (const edm::EventSetup &)
void	clonePreviousElectrons ()
void	completeElectrons ()
void	copyElectrons (reco::GsfElectronCollection &)
void	displayInternalElectrons (const std::string &title) const
void	endEvent ()
	GsfElectronAlgo (const InputTagsConfiguration &, const StrategyConfiguration &, const CutsConfiguration &cutsCfg, const CutsConfiguration &cutsCfgPflow, const ElectronHcalHelper::Configuration &hcalCfg, const ElectronHcalHelper::Configuration &hcalCfgPflow, const IsolationConfiguration &, const SpikeConfiguration &, EcalClusterFunctionBaseClass *superClusterErrorFunction)
void	removeAmbiguousElectrons ()
void	removeNotPreselectedElectrons ()
void	setAmbiguityData (bool ignoreNotPreselected=true)
	~GsfElectronAlgo ()

Private Member Functions
void	calculateShowerShape (const reco::SuperClusterRef &, bool pflow, reco::GsfElectron::ShowerShape &)
void	createElectron ()
const reco::SuperClusterRef	getTrSuperCluster (const reco::GsfTrackRef &trackRef)
bool	isPreselected (reco::GsfElectron *ele)
void	setCutBasedPreselectionFlag (reco::GsfElectron *ele, const reco::BeamSpot &)
void	setMvaPreselectionFlag (reco::GsfElectron *ele)

Private Attributes
ElectronData *	electronData_
EventData *	eventData_
EventSetupData *	eventSetupData_
GeneralData *	generalData_

Detailed Description

Definition at line 49 of file GsfElectronAlgo.h.

Member Typedef Documentation

typedef std::list<reco::GsfElectron *> GsfElectronAlgo::GsfElectronPtrCollection

Definition at line 188 of file GsfElectronAlgo.h.

Constructor & Destructor Documentation

GsfElectronAlgo::GsfElectronAlgo	(	const InputTagsConfiguration &	inputCfg,
		const StrategyConfiguration &	strategyCfg,
		const CutsConfiguration &	cutsCfg,
		const CutsConfiguration &	cutsCfgPflow,
		const ElectronHcalHelper::Configuration &	hcalCfg,
		const ElectronHcalHelper::Configuration &	hcalCfgPflow,
		const IsolationConfiguration &	isoCfg,
		const SpikeConfiguration &	spikeCfg,
		EcalClusterFunctionBaseClass *	superClusterErrorFunction
	)

Definition at line 566 of file GsfElectronAlgo.cc.

 : generalData_(new GeneralData(inputCfg,strategyCfg,cutsCfg,cutsCfgPflow,hcalCfg,hcalCfgPflow,isoCfg,spikeCfg,superClusterErrorFunction)),
   eventSetupData_(new EventSetupData),
   eventData_(0), electronData_(0)
 {}

GsfElectronAlgo::~GsfElectronAlgo

(

)

Definition at line 581 of file GsfElectronAlgo.cc.

References electronData_, eventData_, eventSetupData_, and generalData_.

 {
  delete generalData_ ;
  delete eventSetupData_ ;
  delete eventData_ ;
  delete electronData_ ;
 }

Member Function Documentation

void GsfElectronAlgo::addPflowInfo

(

)

Definition at line 812 of file GsfElectronAlgo.cc.

References calculateShowerShape(), GsfElectronAlgo::EventData::electrons, eventData_, edm::hlt::Exception, funct::false, newFWLiteAna::found, GsfElectronAlgo::EventData::pflowElectrons, edm::Handle< T >::product(), setMvaPreselectionFlag(), and funct::true.

Referenced by GsfElectronProducer::produce().

 {
  bool found ;
  const GsfElectronCollection * pfElectrons = eventData_->pflowElectrons.product() ;
  GsfElectronCollection::const_iterator pfElectron ;

  GsfElectronPtrCollection::iterator el ;
  for
   ( el = eventData_->electrons->begin() ;
     el != eventData_->electrons->end() ;
     el++ )
   {
//    // MVA
//    // we check that the value is never inferior to the no-cut value
//    // we generally use in the configuration file for minMVA.
//    GsfTrackRef gsfTrackRef = (*el)->gsfTrack() ;
//    float mva = (*eventData_->pfMva.product())[gsfTrackRef] ;
//    if (mva<noCutMin) { throw cms::Exception("GsfElectronAlgo|UnexpectedMvaValue")<<"unexpected MVA value: "<<mva ; }
//
//    // Mva Output
//    GsfElectron::MvaOutput mvaOutput ;
//    mvaOutput.mva = mva ;
//    (*el)->setMvaOutput(mvaOutput) ;

    // Retreive info from pflow electrons
    found = false ;
    for
     ( pfElectron = pfElectrons->begin() ; pfElectron != pfElectrons->end() ; pfElectron++ )
     {
      if (pfElectron->gsfTrack()==(*el)->gsfTrack())
       {
        if (found)
         {
          edm::LogWarning("GsfElectronProducer")<<"associated pfGsfElectron already found" ;
         }
        else
         {
          found = true ;
          (*el)->setPfIsolationVariables(pfElectron->pfIsolationVariables()) ;
          (*el)->setMvaInput(pfElectron->mvaInput()) ;
          (*el)->setMvaOutput(pfElectron->mvaOutput()) ;
          double noCutMin = -999999999 ;
          if ((*el)->mva()<noCutMin) { throw cms::Exception("GsfElectronAlgo|UnexpectedMvaValue")<<"unexpected MVA value: "<<(*el)->mva() ; }
         }
       }
     }

    // Preselection
    setMvaPreselectionFlag(*el) ;

    // Shower Shape of pflow cluster
    if (!((*el)->pflowSuperCluster().isNull()))
     {
      reco::GsfElectron::ShowerShape pflowShowerShape ;
      calculateShowerShape((*el)->pflowSuperCluster(),true,pflowShowerShape) ;
      (*el)->setPfShowerShape(pflowShowerShape) ;
     }
    else if ((*el)->passingMvaPreselection())
    { edm::LogError("GsfElectronCoreProducer")<<"Preselected tracker driven GsfTrack with no associated pflow SuperCluster." ; }
   }
 }

void GsfElectronAlgo::beginEvent

(

edm::Event &

event

)

Definition at line 651 of file GsfElectronAlgo.cc.

References GsfElectronAlgo::EventData::beamspot, GsfElectronAlgo::InputTagsConfiguration::beamSpotTag, GsfElectronAlgo::EventSetupData::caloGeom, GsfElectronAlgo::EventSetupData::chStatus, GsfElectronAlgo::EventData::coreElectrons, GsfElectronAlgo::InputTagsConfiguration::ctfTracks, GsfElectronAlgo::EventData::currentCtfTracks, EgammaRecHitIsolation::doFlagChecks(), EgammaRecHitIsolation::doSpikeRemoval(), DetId::Ecal, GsfElectronAlgo::EventData::ecalBarrelHitsMeta, GsfElectronAlgo::EventData::ecalBarrelIsol03, GsfElectronAlgo::EventData::ecalBarrelIsol04, GsfElectronAlgo::EventData::ecalEndcapHitsMeta, GsfElectronAlgo::EventData::ecalEndcapIsol03, GsfElectronAlgo::EventData::ecalEndcapIsol04, GsfElectronAlgo::IsolationConfiguration::eMinBarrel, GsfElectronAlgo::IsolationConfiguration::eMinEndcaps, GsfElectronAlgo::IsolationConfiguration::etMinBarrel, GsfElectronAlgo::IsolationConfiguration::etMinEndcaps, GsfElectronAlgo::IsolationConfiguration::etMinHcal, event(), GsfElectronAlgo::EventData::event, eventData_, eventSetupData_, edm::hlt::Exception, generalData_, GsfElectronAlgo::InputTagsConfiguration::gsfElectronCores, GsfElectronAlgo::EventData::gsfPfRecTracks, GsfElectronAlgo::InputTagsConfiguration::gsfPfRecTracksTag, GsfElectronAlgo::EventData::hadDepth1Isolation03, GsfElectronAlgo::EventData::hadDepth1Isolation04, GsfElectronAlgo::EventData::hadDepth2Isolation03, GsfElectronAlgo::EventData::hadDepth2Isolation04, GsfElectronAlgo::GeneralData::hcalHelper, GsfElectronAlgo::GeneralData::hcalHelperPflow, GsfElectronAlgo::InputTagsConfiguration::hcalTowersTag, GsfElectronAlgo::GeneralData::inputCfg, GsfElectronAlgo::IsolationConfiguration::intRadiusBarrelTk, GsfElectronAlgo::IsolationConfiguration::intRadiusEcalBarrel, GsfElectronAlgo::IsolationConfiguration::intRadiusEcalEndcaps, GsfElectronAlgo::IsolationConfiguration::intRadiusEndcapTk, GsfElectronAlgo::IsolationConfiguration::intRadiusHcal, GsfElectronAlgo::GeneralData::isoCfg, GsfElectronAlgo::IsolationConfiguration::jurassicWidth, GsfElectronAlgo::IsolationConfiguration::maxDrbTk, GsfElectronAlgo::IsolationConfiguration::maxVtxDistTk, GsfElectronAlgo::EventData::pflowElectrons, GsfElectronAlgo::InputTagsConfiguration::pflowGsfElectronsTag, GsfElectronAlgo::InputTagsConfiguration::pfMVA, GsfElectronAlgo::EventData::pfMva, reco::BeamSpot::position(), GsfElectronAlgo::EventData::previousElectrons, GsfElectronAlgo::InputTagsConfiguration::previousGsfElectrons, edm::Handle< T >::product(), edm::ESHandle< class >::product(), PtMinSelector_cfg::ptMin, GsfElectronAlgo::IsolationConfiguration::ptMinTk, ElectronHcalHelper::readEvent(), GsfElectronAlgo::SpikeConfiguration::recHitFlagsToBeExcluded, GsfElectronAlgo::InputTagsConfiguration::reducedBarrelRecHitCollection, GsfElectronAlgo::EventData::reducedEBRecHits, GsfElectronAlgo::EventData::reducedEERecHits, GsfElectronAlgo::InputTagsConfiguration::reducedEndcapRecHitCollection, GsfElectronAlgo::EventData::seeds, GsfElectronAlgo::InputTagsConfiguration::seedsTag, EgammaRecHitIsolation::setUseNumCrystals(), EgammaRecHitIsolation::setVetoClustered(), GsfElectronAlgo::SpikeConfiguration::severityLevelCut, GsfElectronAlgo::EventSetupData::sevLevel, GsfElectronAlgo::GeneralData::spikeCfg, GsfElectronAlgo::GeneralData::strategyCfg, GsfElectronAlgo::IsolationConfiguration::stripBarrelTk, GsfElectronAlgo::IsolationConfiguration::stripEndcapTk, GsfElectronAlgo::EventData::tkIsolation03, GsfElectronAlgo::EventData::tkIsolation04, GsfElectronAlgo::EventData::towers, GsfElectronAlgo::StrategyConfiguration::useGsfPfRecTracks, GsfElectronAlgo::IsolationConfiguration::useNumCrystals, and GsfElectronAlgo::IsolationConfiguration::vetoClustered.

Referenced by GsfElectronBaseProducer::beginEvent().

 {
  if (eventData_!=0)
   { throw cms::Exception("GsfElectronAlgo|InternalError")<<"unexpected event data" ; }
  eventData_ = new EventData ;

  // init the handles linked to the current event
  eventData_->event = &event ;
  event.getByLabel(generalData_->inputCfg.previousGsfElectrons,eventData_->previousElectrons) ;
  event.getByLabel(generalData_->inputCfg.pflowGsfElectronsTag,eventData_->pflowElectrons) ;
  event.getByLabel(generalData_->inputCfg.gsfElectronCores,eventData_->coreElectrons) ;
  event.getByLabel(generalData_->inputCfg.ctfTracks,eventData_->currentCtfTracks) ;
  event.getByLabel(generalData_->inputCfg.reducedBarrelRecHitCollection,eventData_->reducedEBRecHits) ;
  event.getByLabel(generalData_->inputCfg.reducedEndcapRecHitCollection,eventData_->reducedEERecHits) ;
  event.getByLabel(generalData_->inputCfg.hcalTowersTag,eventData_->towers) ;
  event.getByLabel(generalData_->inputCfg.pfMVA,eventData_->pfMva) ;
  event.getByLabel(generalData_->inputCfg.seedsTag,eventData_->seeds) ;
  if (generalData_->strategyCfg.useGsfPfRecTracks)
   { event.getByLabel(generalData_->inputCfg.gsfPfRecTracksTag,eventData_->gsfPfRecTracks) ; }

  // get the beamspot from the Event:
  edm::Handle<reco::BeamSpot> recoBeamSpotHandle ;
  event.getByLabel(generalData_->inputCfg.beamSpotTag,recoBeamSpotHandle) ;
  eventData_->beamspot = recoBeamSpotHandle.product() ;

  // prepare access to hcal data
  generalData_->hcalHelper->readEvent(event) ;
  generalData_->hcalHelperPflow->readEvent(event) ;

  // Isolation algos
  float extRadiusSmall=0.3, extRadiusLarge=0.4 ;
  float intRadiusBarrel=generalData_->isoCfg.intRadiusBarrelTk, intRadiusEndcap=generalData_->isoCfg.intRadiusEndcapTk, stripBarrel=generalData_->isoCfg.stripBarrelTk, stripEndcap=generalData_->isoCfg.stripEndcapTk ;
  float ptMin=generalData_->isoCfg.ptMinTk, maxVtxDist=generalData_->isoCfg.maxVtxDistTk, drb=generalData_->isoCfg.maxDrbTk;
  eventData_->tkIsolation03 = new ElectronTkIsolation(extRadiusSmall,intRadiusBarrel,intRadiusEndcap,stripBarrel,stripEndcap,ptMin,maxVtxDist,drb,eventData_->currentCtfTracks.product(),eventData_->beamspot->position()) ;
  eventData_->tkIsolation04 = new ElectronTkIsolation(extRadiusLarge,intRadiusBarrel,intRadiusEndcap,stripBarrel,stripEndcap,ptMin,maxVtxDist,drb,eventData_->currentCtfTracks.product(),eventData_->beamspot->position()) ;

  float egHcalIsoConeSizeOutSmall=0.3, egHcalIsoConeSizeOutLarge=0.4;
  float egHcalIsoConeSizeIn=generalData_->isoCfg.intRadiusHcal,egHcalIsoPtMin=generalData_->isoCfg.etMinHcal;
  int egHcalDepth1=1, egHcalDepth2=2;
  eventData_->hadDepth1Isolation03 = new EgammaTowerIsolation(egHcalIsoConeSizeOutSmall,egHcalIsoConeSizeIn,egHcalIsoPtMin,egHcalDepth1,eventData_->towers.product()) ;
  eventData_->hadDepth2Isolation03 = new EgammaTowerIsolation(egHcalIsoConeSizeOutSmall,egHcalIsoConeSizeIn,egHcalIsoPtMin,egHcalDepth2,eventData_->towers.product()) ;
  eventData_->hadDepth1Isolation04 = new EgammaTowerIsolation(egHcalIsoConeSizeOutLarge,egHcalIsoConeSizeIn,egHcalIsoPtMin,egHcalDepth1,eventData_->towers.product()) ;
  eventData_->hadDepth2Isolation04 = new EgammaTowerIsolation(egHcalIsoConeSizeOutLarge,egHcalIsoConeSizeIn,egHcalIsoPtMin,egHcalDepth2,eventData_->towers.product()) ;

  float egIsoConeSizeOutSmall=0.3, egIsoConeSizeOutLarge=0.4, egIsoJurassicWidth=generalData_->isoCfg.jurassicWidth;
  float egIsoPtMinBarrel=generalData_->isoCfg.etMinBarrel,egIsoEMinBarrel=generalData_->isoCfg.eMinBarrel, egIsoConeSizeInBarrel=generalData_->isoCfg.intRadiusEcalBarrel;
  float egIsoPtMinEndcap=generalData_->isoCfg.etMinEndcaps,egIsoEMinEndcap=generalData_->isoCfg.eMinEndcaps, egIsoConeSizeInEndcap=generalData_->isoCfg.intRadiusEcalEndcaps;
  eventData_->ecalBarrelHitsMeta = new EcalRecHitMetaCollection(*eventData_->reducedEBRecHits) ;
  eventData_->ecalEndcapHitsMeta = new EcalRecHitMetaCollection(*eventData_->reducedEERecHits) ;
  eventData_->ecalBarrelIsol03 = new EgammaRecHitIsolation(egIsoConeSizeOutSmall,egIsoConeSizeInBarrel,egIsoJurassicWidth,egIsoPtMinBarrel,egIsoEMinBarrel,eventSetupData_->caloGeom,eventData_->ecalBarrelHitsMeta,eventSetupData_->sevLevel.product(),DetId::Ecal);
  eventData_->ecalBarrelIsol04 = new EgammaRecHitIsolation(egIsoConeSizeOutLarge,egIsoConeSizeInBarrel,egIsoJurassicWidth,egIsoPtMinBarrel,egIsoEMinBarrel,eventSetupData_->caloGeom,eventData_->ecalBarrelHitsMeta,eventSetupData_->sevLevel.product(),DetId::Ecal);
  eventData_->ecalEndcapIsol03 = new EgammaRecHitIsolation(egIsoConeSizeOutSmall,egIsoConeSizeInEndcap,egIsoJurassicWidth,egIsoPtMinEndcap,egIsoEMinEndcap,eventSetupData_->caloGeom,eventData_->ecalEndcapHitsMeta,eventSetupData_->sevLevel.product(),DetId::Ecal);
  eventData_->ecalEndcapIsol04 = new EgammaRecHitIsolation(egIsoConeSizeOutLarge,egIsoConeSizeInEndcap,egIsoJurassicWidth,egIsoPtMinEndcap,egIsoEMinEndcap,eventSetupData_->caloGeom,eventData_->ecalEndcapHitsMeta,eventSetupData_->sevLevel.product(),DetId::Ecal);
  eventData_->ecalBarrelIsol03->setUseNumCrystals(generalData_->isoCfg.useNumCrystals);
  eventData_->ecalBarrelIsol03->setVetoClustered(generalData_->isoCfg.vetoClustered);
  //eventData_->ecalBarrelIsol03->doSpikeRemoval(eventData_->reducedEBRecHits.product(),eventSetupData_->chStatus.product(),generalData_->spikeCfg.severityLevelCut,generalData_->spikeCfg.severityRecHitThreshold,generalData_->spikeCfg.spikeId,generalData_->spikeCfg.spikeIdThreshold);
  eventData_->ecalBarrelIsol03->doSpikeRemoval(eventData_->reducedEBRecHits.product(),eventSetupData_->chStatus.product(),generalData_->spikeCfg.severityLevelCut);
  eventData_->ecalBarrelIsol03->doFlagChecks(generalData_->spikeCfg.recHitFlagsToBeExcluded);
  eventData_->ecalBarrelIsol04->setUseNumCrystals(generalData_->isoCfg.useNumCrystals);
  eventData_->ecalBarrelIsol04->setVetoClustered(generalData_->isoCfg.vetoClustered);
  //eventData_->ecalBarrelIsol04->doSpikeRemoval(eventData_->reducedEBRecHits.product(),eventSetupData_->chStatus.product(),generalData_->spikeCfg.severityLevelCut,generalData_->spikeCfg.severityRecHitThreshold,generalData_->spikeCfg.spikeId,generalData_->spikeCfg.spikeIdThreshold);
  eventData_->ecalBarrelIsol04->doSpikeRemoval(eventData_->reducedEBRecHits.product(),eventSetupData_->chStatus.product(),generalData_->spikeCfg.severityLevelCut);
  eventData_->ecalBarrelIsol04->doFlagChecks(generalData_->spikeCfg.recHitFlagsToBeExcluded);
  eventData_->ecalEndcapIsol03->setUseNumCrystals(generalData_->isoCfg.useNumCrystals);
  eventData_->ecalEndcapIsol03->setVetoClustered(generalData_->isoCfg.vetoClustered);
  eventData_->ecalEndcapIsol03->doFlagChecks(generalData_->spikeCfg.recHitFlagsToBeExcluded);
  eventData_->ecalEndcapIsol04->setUseNumCrystals(generalData_->isoCfg.useNumCrystals);
  eventData_->ecalEndcapIsol04->setVetoClustered(generalData_->isoCfg.vetoClustered);
  eventData_->ecalEndcapIsol04->doFlagChecks(generalData_->spikeCfg.recHitFlagsToBeExcluded);
 }

void GsfElectronAlgo::calculateShowerShape ( const reco::SuperClusterRef &  theClus, bool  pflow, reco::GsfElectron::ShowerShape &  showerShape  )

private

Definition at line 525 of file GsfElectronAlgo.cc.

References GsfElectronAlgo::EventSetupData::caloGeom, GsfElectronAlgo::EventSetupData::caloTopo, EcalClusterTools::covariances(), EcalClusterTools::e1x5(), reco::GsfElectron::ShowerShape::e1x5, EcalClusterTools::e2x5Max(), reco::GsfElectron::ShowerShape::e2x5Max, EcalClusterTools::e5x5(), reco::GsfElectron::ShowerShape::e5x5, EcalBarrel, eventData_, eventSetupData_, generalData_, geometry, reco::GsfElectron::ShowerShape::hcalDepth1OverEcal, reco::GsfElectron::ShowerShape::hcalDepth2OverEcal, ElectronHcalHelper::hcalESumDepth1(), ElectronHcalHelper::hcalESumDepth2(), GsfElectronAlgo::GeneralData::hcalHelper, GsfElectronAlgo::GeneralData::hcalHelperPflow, reco::CaloCluster::hitsAndFractions(), EcalClusterTools::localCovariances(), edm::ESHandle< class >::product(), GsfElectronAlgo::EventData::reducedEBRecHits, GsfElectronAlgo::EventData::reducedEERecHits, Reconstruction_cff::reducedRecHits, reco::GsfElectron::ShowerShape::sigmaEtaEta, reco::GsfElectron::ShowerShape::sigmaIetaIeta, mathSSE::sqrt(), and DetId::subdetId().

Referenced by addPflowInfo(), and createElectron().

 {
  const reco::CaloCluster & seedCluster = *(theClus->seed()) ;
  // temporary, till CaloCluster->seed() is made available
  DetId seedXtalId = seedCluster.hitsAndFractions()[0].first ;
  int detector = seedXtalId.subdetId() ;

  const CaloTopology * topology = eventSetupData_->caloTopo.product() ;
  const CaloGeometry * geometry = eventSetupData_->caloGeom.product() ;
  const EcalRecHitCollection * reducedRecHits = 0 ;
  if (detector==EcalBarrel)
   { reducedRecHits = eventData_->reducedEBRecHits.product() ; }
  else
   { reducedRecHits = eventData_->reducedEERecHits.product() ; }

  std::vector<float> covariances = EcalClusterTools::covariances(seedCluster,reducedRecHits,topology,geometry) ;
  std::vector<float> localCovariances = EcalClusterTools::localCovariances(seedCluster,reducedRecHits,topology) ;
  showerShape.sigmaEtaEta = sqrt(covariances[0]) ;
  showerShape.sigmaIetaIeta = sqrt(localCovariances[0]) ;
  showerShape.e1x5 = EcalClusterTools::e1x5(seedCluster,reducedRecHits,topology)  ;
  showerShape.e2x5Max = EcalClusterTools::e2x5Max(seedCluster,reducedRecHits,topology)  ;
  showerShape.e5x5 = EcalClusterTools::e5x5(seedCluster,reducedRecHits,topology) ;

  if (pflow)
   {
    showerShape.hcalDepth1OverEcal = generalData_->hcalHelperPflow->hcalESumDepth1(*theClus)/theClus->energy() ;
    showerShape.hcalDepth2OverEcal = generalData_->hcalHelperPflow->hcalESumDepth2(*theClus)/theClus->energy() ;
   }
  else
   {
    showerShape.hcalDepth1OverEcal = generalData_->hcalHelper->hcalESumDepth1(*theClus)/theClus->energy() ;
    showerShape.hcalDepth2OverEcal = generalData_->hcalHelper->hcalESumDepth2(*theClus)/theClus->energy() ;
   }
 }

void GsfElectronAlgo::checkSetup

(

const edm::EventSetup &

es

)

Definition at line 589 of file GsfElectronAlgo.cc.

References GsfElectronAlgo::EventSetupData::cacheChStatus, edm::eventsetup::EventSetupRecord::cacheIdentifier(), GsfElectronAlgo::EventSetupData::cacheIDGeom, GsfElectronAlgo::EventSetupData::cacheIDMagField, GsfElectronAlgo::EventSetupData::cacheIDTDGeom, GsfElectronAlgo::EventSetupData::cacheIDTopo, GsfElectronAlgo::EventSetupData::cacheSevLevel, GsfElectronAlgo::EventSetupData::caloGeom, GsfElectronAlgo::EventSetupData::caloTopo, ElectronHcalHelper::checkSetup(), GsfElectronAlgo::EventSetupData::chStatus, GsfElectronAlgo::EventSetupData::constraintAtVtx, eventSetupData_, generalData_, edm::EventSetup::get(), GsfElectronAlgo::GeneralData::hcalHelper, GsfElectronAlgo::GeneralData::hcalHelperPflow, EcalClusterFunctionBaseClass::init(), GsfElectronAlgo::EventSetupData::magField, GsfElectronAlgo::EventSetupData::mtsTransform, edm::ESHandle< class >::product(), GsfElectronAlgo::EventSetupData::sevLevel, GsfElectronAlgo::GeneralData::superClusterErrorFunction, and GsfElectronAlgo::EventSetupData::trackerHandle.

Referenced by GsfElectronBaseProducer::beginEvent().

 {
  // get EventSetupRecords if needed
  bool updateField(false);
  if (eventSetupData_->cacheIDMagField!=es.get<IdealMagneticFieldRecord>().cacheIdentifier()){
    updateField = true;
    eventSetupData_->cacheIDMagField=es.get<IdealMagneticFieldRecord>().cacheIdentifier();
    es.get<IdealMagneticFieldRecord>().get(eventSetupData_->magField);
  }

  bool updateGeometry(false);
  if (eventSetupData_->cacheIDTDGeom!=es.get<TrackerDigiGeometryRecord>().cacheIdentifier()){
    updateGeometry = true;
    eventSetupData_->cacheIDTDGeom=es.get<TrackerDigiGeometryRecord>().cacheIdentifier();
    es.get<TrackerDigiGeometryRecord>().get(eventSetupData_->trackerHandle);
  }

  if ( updateField || updateGeometry ) {
    delete eventSetupData_->mtsTransform ;
    eventSetupData_->mtsTransform = new MultiTrajectoryStateTransform(eventSetupData_->trackerHandle.product(),eventSetupData_->magField.product());
    delete eventSetupData_->constraintAtVtx ;
    eventSetupData_->constraintAtVtx = new GsfConstraintAtVertex(es) ;
  }

  if (eventSetupData_->cacheIDGeom!=es.get<CaloGeometryRecord>().cacheIdentifier()){
    eventSetupData_->cacheIDGeom=es.get<CaloGeometryRecord>().cacheIdentifier();
    es.get<CaloGeometryRecord>().get(eventSetupData_->caloGeom);
  }

  if (eventSetupData_->cacheIDTopo!=es.get<CaloTopologyRecord>().cacheIdentifier()){
    eventSetupData_->cacheIDTopo=es.get<CaloTopologyRecord>().cacheIdentifier();
    es.get<CaloTopologyRecord>().get(eventSetupData_->caloTopo);
  }

  generalData_->hcalHelper->checkSetup(es) ;
  generalData_->hcalHelperPflow->checkSetup(es) ;

  if (generalData_->superClusterErrorFunction)
   { generalData_->superClusterErrorFunction->init(es) ; }


  if(eventSetupData_->cacheChStatus!=es.get<EcalChannelStatusRcd>().cacheIdentifier()){
    eventSetupData_->cacheChStatus=es.get<EcalChannelStatusRcd>().cacheIdentifier();
    es.get<EcalChannelStatusRcd>().get(eventSetupData_->chStatus);
  }

  if(eventSetupData_->cacheSevLevel != es.get<EcalSeverityLevelAlgoRcd>().cacheIdentifier()){
    eventSetupData_->cacheSevLevel = es.get<EcalSeverityLevelAlgoRcd>().cacheIdentifier();
    es.get<EcalSeverityLevelAlgoRcd>().get(eventSetupData_->sevLevel);
  }
 }

void GsfElectronAlgo::clonePreviousElectrons

(

)

Definition at line 787 of file GsfElectronAlgo.cc.

References GsfElectronAlgo::EventData::coreElectrons, GsfElectronAlgo::EventData::electrons, eventData_, GsfElectronAlgo::EventData::previousElectrons, and edm::Handle< T >::product().

Referenced by GsfElectronProducer::produce().

 {
  const GsfElectronCollection * oldElectrons = eventData_->previousElectrons.product() ;
  const GsfElectronCoreCollection * newCores = eventData_->coreElectrons.product() ;
  GsfElectronCollection::const_iterator oldElectron ;
  for
   ( oldElectron = oldElectrons->begin() ;
     oldElectron != oldElectrons->end() ;
     ++oldElectron )
   {
    const GsfElectronCoreRef oldCoreRef = oldElectron->core() ;
    const GsfTrackRef oldElectronGsfTrackRef = oldCoreRef->gsfTrack() ;
    unsigned int icore ;
    for ( icore=0 ; icore<newCores->size() ; ++icore )
     {
      if (oldElectronGsfTrackRef==(*newCores)[icore].gsfTrack())
       {
        const GsfElectronCoreRef coreRef = edm::Ref<GsfElectronCoreCollection>(eventData_->coreElectrons,icore) ;
        eventData_->electrons->push_back(new GsfElectron(*oldElectron,coreRef)) ;
        break ;
       }
     }
   }
 }

void GsfElectronAlgo::completeElectrons

(

)

Definition at line 744 of file GsfElectronAlgo.cc.

References GsfElectronAlgo::EventData::beamspot, GsfElectronAlgo::ElectronData::calculateTSOS(), GsfElectronAlgo::EventSetupData::constraintAtVtx, GsfElectronAlgo::EventData::coreElectrons, createElectron(), electronData_, GsfElectronAlgo::EventData::electrons, eventData_, eventSetupData_, edm::hlt::Exception, funct::false, i, edm::Ref< C, T, F >::isNull(), GsfElectronAlgo::EventSetupData::mtsTransform, edm::Handle< T >::product(), and funct::true.

Referenced by GsfElectronEcalDrivenProducer::produce(), and GsfElectronProducer::produce().

 {
  if (electronData_!=0)
   { throw cms::Exception("GsfElectronAlgo|InternalError")<<"unexpected electron data" ; }

  const GsfElectronCoreCollection * coreCollection = eventData_->coreElectrons.product() ;
  for ( unsigned int i=0 ; i<coreCollection->size() ; ++i )
   {
    // check there is no existing electron with this core
    const GsfElectronCoreRef coreRef = edm::Ref<GsfElectronCoreCollection>(eventData_->coreElectrons,i) ;
    bool coreFound = false ;
    GsfElectronPtrCollection::const_iterator itrEle ;
    for
     ( itrEle = eventData_->electrons->begin() ;
       itrEle != eventData_->electrons->end() ;
       itrEle++ )
     {
      if ((*itrEle)->core()==coreRef)
       {
        coreFound = true ;
        break ;
       }
     }
    if (coreFound) continue ;

    // check there is a super-cluster
    if (coreRef->superCluster().isNull()) continue ;

    // prepare internal structure for electron specific data
    delete electronData_ ;
    electronData_ = new ElectronData(coreRef,*eventData_->beamspot) ;

    // calculate and check Trajectory StatesOnSurface....
    if ( !electronData_->calculateTSOS( eventSetupData_->mtsTransform, eventSetupData_->constraintAtVtx ) ) continue ;

    createElectron() ;

   } // loop over tracks

  delete electronData_ ;
  electronData_ = 0 ;
 }

void GsfElectronAlgo::copyElectrons

(

reco::GsfElectronCollection &

outEle

)

Definition at line 641 of file GsfElectronAlgo.cc.

References GsfElectronAlgo::EventData::electrons, and eventData_.

Referenced by GsfElectronBaseProducer::fillEvent().

 {
  GsfElectronPtrCollection::const_iterator it ;
  for
   ( it = eventData_->electrons->begin() ;
     it != eventData_->electrons->end() ;
     it++ )
   { outEle.push_back(**it) ; }
 }

void GsfElectronAlgo::createElectron ( )

private

Definition at line 987 of file GsfElectronAlgo.cc.

References abs, GsfElectronAlgo::StrategyConfiguration::applyEtaCorrection, GsfElectronAlgo::EventData::beamspot, GsfElectronAlgo::ElectronData::calculateMode(), GsfElectronAlgo::ElectronData::calculateMomentum(), calculateShowerShape(), GsfElectronAlgo::ElectronData::checkCtfTrack(), GsfElectronAlgo::ElectronData::computeCharge(), ConversionInfo::conversionPartnerCtfTk(), ConversionInfo::conversionPartnerGsfTk(), reco::GsfElectron::core(), GsfElectronAlgo::ElectronData::coreRef, ElectronEnergyCorrector::correct(), ElectronClassification::correct(), ElectronMomentumCorrector::correct(), reco::GsfElectron::ClosestCtfTrack::ctfTrack, GsfElectronAlgo::ElectronData::ctfTrackRef, GsfElectronAlgo::StrategyConfiguration::ctfTracksCheck, GsfElectronAlgo::EventData::currentCtfTracks, ConversionInfo::dcot(), reco::GsfElectron::ConversionRejection::dcot, reco::GsfElectron::TrackClusterMatching::deltaEtaEleClusterAtCalo, reco::GsfElectron::TrackClusterMatching::deltaEtaSeedClusterAtCalo, reco::GsfElectron::TrackClusterMatching::deltaEtaSuperClusterAtVtx, reco::GsfElectron::TrackClusterMatching::deltaPhiEleClusterAtCalo, reco::GsfElectron::TrackClusterMatching::deltaPhiSeedClusterAtCalo, reco::GsfElectron::TrackClusterMatching::deltaPhiSuperClusterAtVtx, ConversionInfo::dist(), reco::GsfElectron::ConversionRejection::dist, EcalBarrel, GsfElectronAlgo::EventData::ecalBarrelIsol03, GsfElectronAlgo::EventData::ecalBarrelIsol04, EcalEndcap, GsfElectronAlgo::EventData::ecalEndcapIsol03, GsfElectronAlgo::EventData::ecalEndcapIsol04, reco::GsfElectron::IsolationVariables::ecalRecHitSumEt, reco::GsfElectron::TrackClusterMatching::eEleClusterOverPout, ele_convert(), reco::GsfElectron::TrackClusterMatching::electronCluster, electronData_, GsfElectronAlgo::EventData::electrons, GsfElectronAlgo::ElectronData::eleMom, GsfElectronAlgo::ElectronData::elePos, reco::CaloCluster::energy(), reco::GsfElectron::TrackClusterMatching::eSeedClusterOverP, reco::GsfElectron::TrackClusterMatching::eSeedClusterOverPout, reco::GsfElectron::TrackClusterMatching::eSuperClusterOverP, eventData_, eventSetupData_, edm::hlt::Exception, ConversionInfo::flag(), reco::GsfElectron::ConversionRejection::flags, generalData_, GsfElectronAlgo::ElectronData::getEleBasicCluster(), EgammaRecHitIsolation::getEtSum(), ElectronTkIsolation::getPtTracks(), EgammaTowerIsolation::getTowerEtSum(), GsfElectronAlgo::EventData::hadDepth1Isolation03, GsfElectronAlgo::EventData::hadDepth1Isolation04, GsfElectronAlgo::EventData::hadDepth2Isolation03, GsfElectronAlgo::EventData::hadDepth2Isolation04, reco::GsfElectron::IsolationVariables::hcalDepth1TowerSumEt, reco::GsfElectron::IsolationVariables::hcalDepth2TowerSumEt, reco::CaloCluster::hitsAndFractions(), EBDetId::ietaAbs(), GsfElectronAlgo::ElectronData::innMom, reco::GsfElectron::FiducialFlags::isEB, reco::GsfElectron::FiducialFlags::isEBEEGap, reco::GsfElectron::FiducialFlags::isEBEtaGap, reco::GsfElectron::FiducialFlags::isEBPhiGap, reco::GsfElectron::FiducialFlags::isEE, reco::GsfElectron::FiducialFlags::isEEDeeGap, reco::GsfElectron::FiducialFlags::isEERingGap, EEDetId::isNextToDBoundary(), EBDetId::isNextToEtaBoundary(), EBDetId::isNextToPhiBoundary(), EEDetId::isNextToRingBoundary(), edm::HandleBase::isValid(), LogTrace, PV3DBase< T, PVType, FrameType >::mag(), GsfElectronAlgo::EventSetupData::magField, reco::GsfElectron::TrackExtrapolations::momentumAtCalo, reco::GsfElectron::TrackExtrapolations::momentumAtEleClus, reco::GsfElectron::TrackExtrapolations::momentumAtVtx, reco::GsfElectron::TrackExtrapolations::momentumAtVtxWithConstraint, reco::GsfElectron::TrackExtrapolations::momentumOut, GsfElectronAlgo::EventSetupData::mtsMode, GsfElectronAlgo::EventSetupData::mtsTransform, or, GsfElectronAlgo::EventData::originalCtfTracks, GsfElectronAlgo::EventData::originalGsfTracks, GsfElectronAlgo::ElectronData::outMom, reco::GsfElectron::p4(), reco::GsfElectron::ConversionRejection::partner, reco::BeamSpot::position(), reco::CaloCluster::position(), reco::GsfElectron::TrackExtrapolations::positionAtCalo, reco::GsfElectron::TrackExtrapolations::positionAtVtx, reco::GsfElectron::ConversionRejection::radius, ConversionInfo::radiusOfConversion(), GsfElectronAlgo::EventData::retreiveOriginalTrackCollections(), GsfElectronAlgo::ElectronData::sclMom, GsfElectronAlgo::ElectronData::sclPos, GsfElectronAlgo::ElectronData::seedMom, GsfElectronAlgo::ElectronData::seedPos, setCutBasedPreselectionFlag(), reco::GsfElectron::setIsolation03(), reco::GsfElectron::setIsolation04(), reco::GsfElectron::setP4(), GsfElectronAlgo::ElectronData::shFracInnerHits, reco::GsfElectron::ClosestCtfTrack::shFracInnerHits, GsfElectronAlgo::GeneralData::strategyCfg, DetId::subdetId(), GsfElectronAlgo::GeneralData::superClusterErrorFunction, GsfElectronAlgo::ElectronData::superClusterRef, GsfElectronAlgo::EventData::tkIsolation03, GsfElectronAlgo::EventData::tkIsolation04, reco::GsfElectron::IsolationVariables::tkSumPt, funct::true, GsfElectronAlgo::ElectronData::vtxMom, GsfElectronAlgo::ElectronData::vtxMomWithConstraint, GsfElectronAlgo::ElectronData::vtxPos, and GsfElectronAlgo::ElectronData::vtxTSOS.

Referenced by completeElectrons().

 {
  // eventually check ctf track
  if (generalData_->strategyCfg.ctfTracksCheck)
   { electronData_->checkCtfTrack(eventData_->currentCtfTracks) ; }

  // charge ID
  int eleCharge ;
  GsfElectron::ChargeInfo eleChargeInfo ;
  electronData_->computeCharge(eleCharge,eleChargeInfo) ;

  // electron basic cluster
  CaloClusterPtr elbcRef = electronData_->getEleBasicCluster(eventSetupData_->mtsTransform) ;

  // Seed cluster
  const reco::CaloCluster & seedCluster = *(electronData_->superClusterRef->seed()) ;

  // seed Xtal
  // temporary, till CaloCluster->seed() is made available
  DetId seedXtalId = seedCluster.hitsAndFractions()[0].first ;

  electronData_->calculateMode(eventSetupData_->mtsMode) ;


  //====================================================
  // Candidate attributes
  //====================================================

  Candidate::LorentzVector momentum = electronData_->calculateMomentum() ;


  //====================================================
  // Track-Cluster Matching
  //====================================================

  reco::GsfElectron::TrackClusterMatching tcMatching ;
  tcMatching.electronCluster = elbcRef ;
  tcMatching.eSuperClusterOverP = (electronData_->vtxMom.mag()>0)?(electronData_->superClusterRef->energy()/electronData_->vtxMom.mag()):(-1.) ;
  tcMatching.eSeedClusterOverP = (electronData_->vtxMom.mag()>0.)?(seedCluster.energy()/electronData_->vtxMom.mag()):(-1) ;
  tcMatching.eSeedClusterOverPout = (electronData_->seedMom.mag()>0.)?(seedCluster.energy()/electronData_->seedMom.mag()):(-1.) ;
  tcMatching.eEleClusterOverPout = (electronData_->eleMom.mag()>0.)?(elbcRef->energy()/electronData_->eleMom.mag()):(-1.) ;

  EleRelPointPair scAtVtx(electronData_->superClusterRef->position(),electronData_->sclPos,eventData_->beamspot->position()) ;
  tcMatching.deltaEtaSuperClusterAtVtx = scAtVtx.dEta() ;
  tcMatching.deltaPhiSuperClusterAtVtx = scAtVtx.dPhi() ;

  EleRelPointPair seedAtCalo(seedCluster.position(),electronData_->seedPos,eventData_->beamspot->position()) ;
  tcMatching.deltaEtaSeedClusterAtCalo = seedAtCalo.dEta() ;
  tcMatching.deltaPhiSeedClusterAtCalo = seedAtCalo.dPhi() ;

  EleRelPointPair ecAtCalo(elbcRef->position(),electronData_->elePos,eventData_->beamspot->position()) ;
  tcMatching.deltaEtaEleClusterAtCalo = ecAtCalo.dEta() ;
  tcMatching.deltaPhiEleClusterAtCalo = ecAtCalo.dPhi() ;


  //=======================================================
  // Track extrapolations
  //=======================================================

  reco::GsfElectron::TrackExtrapolations tkExtra ;
  ele_convert(electronData_->vtxPos,tkExtra.positionAtVtx) ;
  ele_convert(electronData_->sclPos,tkExtra.positionAtCalo) ;
  ele_convert(electronData_->vtxMom,tkExtra.momentumAtVtx) ;
  ele_convert(electronData_->sclMom,tkExtra.momentumAtCalo) ;
  ele_convert(electronData_->seedMom,tkExtra.momentumOut) ;
  ele_convert(electronData_->eleMom,tkExtra.momentumAtEleClus) ;
  ele_convert(electronData_->vtxMomWithConstraint,tkExtra.momentumAtVtxWithConstraint) ;


  //=======================================================
  // Closest Ctf Track
  //=======================================================

  reco::GsfElectron::ClosestCtfTrack ctfInfo ;
  ctfInfo.ctfTrack = electronData_->ctfTrackRef  ;
  ctfInfo.shFracInnerHits = electronData_->shFracInnerHits ;


  //====================================================
  // FiducialFlags, using nextToBoundary definition of gaps
  //====================================================

  reco::GsfElectron::FiducialFlags fiducialFlags ;
  int detector = seedXtalId.subdetId() ;
  double feta=std::abs(electronData_->superClusterRef->position().eta()) ;
  if (detector==EcalBarrel)
   {
    fiducialFlags.isEB = true ;
    EBDetId ebdetid(seedXtalId);
    if (EBDetId::isNextToEtaBoundary(ebdetid))
     {
      if (ebdetid.ietaAbs()==85)
       { fiducialFlags.isEBEEGap = true ; }
      else
       { fiducialFlags.isEBEtaGap = true ; }
     }
    if (EBDetId::isNextToPhiBoundary(ebdetid))
     { fiducialFlags.isEBPhiGap = true ; }
   }
  else if (detector==EcalEndcap)
   {
    fiducialFlags.isEE = true ;
    EEDetId eedetid(seedXtalId);
    if (EEDetId::isNextToRingBoundary(eedetid))
     {
      if (std::abs(feta)<2.)
       { fiducialFlags.isEBEEGap = true ; }
      else
       { fiducialFlags.isEERingGap = true ; }
     }
    if (EEDetId::isNextToDBoundary(eedetid))
     { fiducialFlags.isEEDeeGap = true ; }
   }
  else
   { throw cms::Exception("GsfElectronAlgo|UnknownXtalRegion")<<"createElectron(): do not know if it is a barrel or endcap seed cluster !!!!" ; }


  //====================================================
  // ShowerShape
  //====================================================

  reco::GsfElectron::ShowerShape showerShape ;
  calculateShowerShape(electronData_->superClusterRef,!(electronData_->coreRef->ecalDrivenSeed()),showerShape) ;


  //====================================================
  // ConversionRejection
  //====================================================

  eventData_->retreiveOriginalTrackCollections(electronData_->ctfTrackRef,electronData_->coreRef->gsfTrack()) ;

  ConversionFinder conversionFinder ;
  double BInTesla = eventSetupData_->magField->inTesla(GlobalPoint(0.,0.,0.)).z() ;
  edm::Handle<reco::TrackCollection> ctfTracks = eventData_->originalCtfTracks ;
  if (!ctfTracks.isValid()) { ctfTracks = eventData_->currentCtfTracks ; }

  // values of conversionInfo.flag()
  // -9999 : Partner track was not found
  // 0     : Partner track found in the CTF collection using
  // 1     : Partner track found in the CTF collection using
  // 2     : Partner track found in the GSF collection using
  // 3     : Partner track found in the GSF collection using the electron's GSF track
  ConversionInfo conversionInfo = conversionFinder.getConversionInfo
   (*electronData_->coreRef,ctfTracks,eventData_->originalGsfTracks,BInTesla) ;

  reco::GsfElectron::ConversionRejection conversionVars ;
  conversionVars.flags = conversionInfo.flag()  ;
  conversionVars.dist = conversionInfo.dist()  ;
  conversionVars.dcot = conversionInfo.dcot()  ;
  conversionVars.radius = conversionInfo.radiusOfConversion()  ;
  if ((conversionVars.flags==0)or(conversionVars.flags==1))
    conversionVars.partner = TrackBaseRef(conversionInfo.conversionPartnerCtfTk())  ;
  else if ((conversionVars.flags==2)or(conversionVars.flags==3))
    conversionVars.partner = TrackBaseRef(conversionInfo.conversionPartnerGsfTk())  ;


  //====================================================
  // brems fraction
  //====================================================

  float fbrem = (electronData_->outMom.mag()>0.)?((electronData_->innMom.mag()-electronData_->outMom.mag())/electronData_->innMom.mag()):1.e30 ;


  //====================================================
  // Go !
  //====================================================

  GsfElectron * ele = new
    GsfElectron
     ( eleCharge,eleChargeInfo,electronData_->coreRef,
       tcMatching, tkExtra, ctfInfo,
       fiducialFlags,showerShape,
       conversionVars,
       fbrem) ;
  ele->setP4(GsfElectron::P4_FROM_SUPER_CLUSTER,momentum,0,true) ;

  // set corrections + classification
  ElectronClassification theClassifier;
  theClassifier.correct(*ele);
  // energy corrections only for ecalDriven electrons
  if (ele->core()->ecalDrivenSeed()) {
    ElectronEnergyCorrector theEnCorrector(generalData_->superClusterErrorFunction);
    theEnCorrector.correct(*ele, *eventData_->beamspot, generalData_->strategyCfg.applyEtaCorrection);
    ElectronMomentumCorrector theMomCorrector;
    theMomCorrector.correct(*ele,electronData_->vtxTSOS);
  }


  // now isolation variables
  reco::GsfElectron::IsolationVariables dr03, dr04 ;
  dr03.tkSumPt = eventData_->tkIsolation03->getPtTracks(ele);
  dr03.hcalDepth1TowerSumEt = eventData_->hadDepth1Isolation03->getTowerEtSum(ele);
  dr03.hcalDepth2TowerSumEt = eventData_->hadDepth2Isolation03->getTowerEtSum(ele);
  dr03.ecalRecHitSumEt = eventData_->ecalBarrelIsol03->getEtSum(ele)+eventData_->ecalEndcapIsol03->getEtSum(ele);
  dr04.tkSumPt = eventData_->tkIsolation04->getPtTracks(ele);
  dr04.hcalDepth1TowerSumEt = eventData_->hadDepth1Isolation04->getTowerEtSum(ele);
  dr04.hcalDepth2TowerSumEt = eventData_->hadDepth2Isolation04->getTowerEtSum(ele);
  dr04.ecalRecHitSumEt = eventData_->ecalBarrelIsol04->getEtSum(ele)+eventData_->ecalEndcapIsol04->getEtSum(ele);
  ele->setIsolation03(dr03);
  ele->setIsolation04(dr04);

  // preselection flag
  setCutBasedPreselectionFlag(ele,*eventData_->beamspot) ;

  LogTrace("GsfElectronAlgo")<<"Constructed new electron with energy  "<< ele->p4().e() ;

  eventData_->electrons->push_back(ele) ;
 }

void GsfElectronAlgo::displayInternalElectrons

(

const std::string &

title

)

const

Definition at line 730 of file GsfElectronAlgo.cc.

References GsfElectronAlgo::EventData::electrons, GsfElectronAlgo::EventData::event, eventData_, edm::EventBase::id(), and LogTrace.

Referenced by GsfElectronBaseProducer::fillEvent().

 {
  LogTrace("GsfElectronAlgo") << "========== " << title << " ==========";
  LogTrace("GsfElectronAlgo") << "Event: " << eventData_->event->id();
  LogTrace("GsfElectronAlgo") << "Number of electrons: " << eventData_->electrons->size() ;
  GsfElectronPtrCollection::const_iterator it ;
  for ( it = eventData_->electrons->begin(); it != eventData_->electrons->end(); it++ )
   {
    LogTrace("GsfElectronAlgo") << "Electron with charge, pt, eta, phi: "  << (*it)->charge() << " , "
        << (*it)->pt() << " , " << (*it)->eta() << " , " << (*it)->phi();
   }
  LogTrace("GsfElectronAlgo") << "=================================================";
 }

void GsfElectronAlgo::endEvent

(

)

Definition at line 722 of file GsfElectronAlgo.cc.

References eventData_, and edm::hlt::Exception.

Referenced by GsfElectronBaseProducer::endEvent().

 {
  if (eventData_==0)
   { throw cms::Exception("GsfElectronAlgo|InternalError")<<"lacking event data" ; }
  delete eventData_ ;
  eventData_ = 0 ;
 }

const reco::SuperClusterRef GsfElectronAlgo::getTrSuperCluster ( const reco::GsfTrackRef &  trackRef )

private

bool GsfElectronAlgo::isPreselected ( reco::GsfElectron *  ele )

private

Definition at line 874 of file GsfElectronAlgo.cc.

References reco::GsfElectron::passingCutBasedPreselection(), and reco::GsfElectron::passingMvaPreselection().

Referenced by removeNotPreselectedElectrons(), and setAmbiguityData().

 { return (ele->passingCutBasedPreselection()||ele->passingMvaPreselection()) ; }

void GsfElectronAlgo::removeAmbiguousElectrons

(

)

Definition at line 1326 of file GsfElectronAlgo.cc.

References GsfElectronAlgo::EventData::electrons, eventData_, and LogTrace.

Referenced by GsfElectronBaseProducer::fillEvent().

 {
  GsfElectronPtrCollection::size_type ei = 1, emax = eventData_->electrons->size() ;
  GsfElectronPtrCollection::iterator eitr = eventData_->electrons->begin() ;
  while (eitr!=eventData_->electrons->end())
   {
    LogTrace("GsfElectronAlgo")<<"========== remove ambiguous "<<ei<<"/"<<emax<<"==========" ;
    if ((*eitr)->ambiguous())
     { delete (*eitr) ; eitr = eventData_->electrons->erase(eitr) ; ++ei ; }
    else
     { ++eitr ; ++ei ; }
   }
 }

void GsfElectronAlgo::removeNotPreselectedElectrons

(

)

Definition at line 877 of file GsfElectronAlgo.cc.

References GsfElectronAlgo::EventData::electrons, eventData_, isPreselected(), and LogTrace.

Referenced by GsfElectronBaseProducer::fillEvent().

 {
  GsfElectronPtrCollection::size_type ei = 1, emax = eventData_->electrons->size() ;
  GsfElectronPtrCollection::iterator eitr = eventData_->electrons->begin() ;
  while (eitr!=eventData_->electrons->end())
   {
    LogTrace("GsfElectronAlgo")<<"========== removed not preselected "<<ei<<"/"<<emax<<"==========" ;
    if (isPreselected(*eitr))
     { ++eitr ; ++ei ; }
    else
     { delete (*eitr) ; eitr = eventData_->electrons->erase(eitr) ; ++ei ; }
   }
 }

void GsfElectronAlgo::setAmbiguityData

(

bool

ignoreNotPreselected = true

)

Definition at line 1204 of file GsfElectronAlgo.cc.

References GsfElectronAlgo::StrategyConfiguration::ambClustersOverlapStrategy, GsfElectronAlgo::StrategyConfiguration::ambSortingStrategy, GsfElectronAlgo::EventData::beamspot, GsfElectronAlgo::EventData::electrons, eta(), eventData_, eventSetupData_, edm::hlt::Exception, funct::false, newFWLiteAna::found, generalData_, edm::Ref< C, T, F >::get(), GsfElectronAlgo::EventData::gsfPfRecTracks, EgAmbiguityTools::isBetter(), isPreselected(), LogDebug, reco::BeamSpot::position(), edm::Handle< T >::product(), GsfElectronAlgo::EventData::reducedEBRecHits, GsfElectronAlgo::EventData::reducedEERecHits, EgAmbiguityTools::sharedEnergy(), GsfElectronAlgo::GeneralData::strategyCfg, dtT0WireCalibration_cfg::threshold, GsfElectronAlgo::EventSetupData::trackerHandle, funct::true, and GsfElectronAlgo::StrategyConfiguration::useGsfPfRecTracks.

Referenced by GsfElectronBaseProducer::fillEvent().

 {
  GsfElectronPtrCollection::iterator e1, e2 ;
  if (generalData_->strategyCfg.ambSortingStrategy==0)
   { eventData_->electrons->sort(EgAmbiguityTools::isBetter) ; }
  else if (generalData_->strategyCfg.ambSortingStrategy==1)
   { eventData_->electrons->sort(EgAmbiguityTools::isInnerMost(eventSetupData_->trackerHandle)) ; }
  else
   { throw cms::Exception("GsfElectronAlgo|UnknownAmbiguitySortingStrategy")<<"value of generalData_->strategyCfg.ambSortingStrategy is : "<<generalData_->strategyCfg.ambSortingStrategy ; }

  // init
  for
   ( e1 = eventData_->electrons->begin() ;
     e1 != eventData_->electrons->end() ;
     ++e1 )
   {
    (*e1)->clearAmbiguousGsfTracks() ;
    (*e1)->setAmbiguous(false) ;
   }

  // get ambiguous from GsfPfRecTracks
  if (generalData_->strategyCfg.useGsfPfRecTracks)
   {
    for
     ( e1 = eventData_->electrons->begin() ;
       e1 != eventData_->electrons->end() ;
       ++e1 )
     {
      bool found = false ;
      const GsfPFRecTrackCollection * gsfPfRecTrackCollection = eventData_->gsfPfRecTracks.product() ;
      GsfPFRecTrackCollection::const_iterator gsfPfRecTrack ;
      for ( gsfPfRecTrack=gsfPfRecTrackCollection->begin() ;
            gsfPfRecTrack!=gsfPfRecTrackCollection->end() ;
            ++gsfPfRecTrack )
       {
        if (gsfPfRecTrack->gsfTrackRef()==(*e1)->gsfTrack())
         {
          if (found)
           {
            edm::LogWarning("GsfElectronAlgo")<<"associated gsfPfRecTrack already found" ;
           }
          else
           {
            found = true ;
            const std::vector<reco::GsfPFRecTrackRef> & duplicates(gsfPfRecTrack->convBremGsfPFRecTrackRef()) ;
            std::vector<reco::GsfPFRecTrackRef>::const_iterator duplicate ;
            for ( duplicate = duplicates.begin() ; duplicate != duplicates.end() ; duplicate ++ )
             { (*e1)->addAmbiguousGsfTrack((*duplicate)->gsfTrackRef()) ; }
           }
         }
       }
     }
   }
  // or search overlapping clusters
  else
   {
    for
     ( e1 = eventData_->electrons->begin() ;
       e1 != eventData_->electrons->end() ;
       ++e1 )
     {
      if ((*e1)->ambiguous()) continue ;
      if ( ignoreNotPreselected && !isPreselected(*e1) ) continue ;

      SuperClusterRef scRef1 = (*e1)->superCluster();
      CaloClusterPtr eleClu1 = (*e1)->electronCluster();
      LogDebug("GsfElectronAlgo")
        << "Blessing electron with E/P " << (*e1)->eSuperClusterOverP()
        << ", cluster " << scRef1.get()
        << " & track " << (*e1)->gsfTrack().get() ;

      for
       ( e2 = e1, ++e2 ;
         e2 != eventData_->electrons->end() ;
         ++e2 )
       {
        if ((*e2)->ambiguous()) continue ;
        if ( ignoreNotPreselected && !isPreselected(*e2) ) continue ;

        SuperClusterRef scRef2 = (*e2)->superCluster();
        CaloClusterPtr eleClu2 = (*e2)->electronCluster();

        // search if same cluster
        bool sameCluster = false ;
        if (generalData_->strategyCfg.ambClustersOverlapStrategy==0)
         { sameCluster = (scRef1==scRef2) ; }
        else if (generalData_->strategyCfg.ambClustersOverlapStrategy==1)
         {
          float eMin = 1. ;
          float threshold = eMin*cosh(EleRelPoint(scRef1->position(),eventData_->beamspot->position()).eta()) ;
          sameCluster =
           ( (EgAmbiguityTools::sharedEnergy(&(*eleClu1),&(*eleClu2),eventData_->reducedEBRecHits,eventData_->reducedEERecHits)>=threshold) ||
             (EgAmbiguityTools::sharedEnergy(&(*scRef1->seed()),&(*eleClu2),eventData_->reducedEBRecHits,eventData_->reducedEERecHits)>=threshold) ||
             (EgAmbiguityTools::sharedEnergy(&(*eleClu1),&(*scRef2->seed()),eventData_->reducedEBRecHits,eventData_->reducedEERecHits)>=threshold) ||
             (EgAmbiguityTools::sharedEnergy(&(*scRef1->seed()),&(*scRef2->seed()),eventData_->reducedEBRecHits,eventData_->reducedEERecHits)>=threshold) ) ;
         }
        else
         { throw cms::Exception("GsfElectronAlgo|UnknownAmbiguityClustersOverlapStrategy")<<"value of generalData_->strategyCfg.ambClustersOverlapStrategy is : "<<generalData_->strategyCfg.ambClustersOverlapStrategy ; }

        // main instructions
        if (sameCluster)
         {
          LogDebug("GsfElectronAlgo")
            << "Discarding electron with E/P " << (*e2)->eSuperClusterOverP()
            << ", cluster " << scRef2.get()
            << " and track " << (*e2)->gsfTrack().get() ;
          (*e1)->addAmbiguousGsfTrack((*e2)->gsfTrack()) ;
          (*e2)->setAmbiguous(true) ;
         }
        else if ((*e1)->gsfTrack()==(*e2)->gsfTrack())
         {
          edm::LogWarning("GsfElectronAlgo")
            << "Forgetting electron with E/P " << (*e2)->eSuperClusterOverP()
            << ", cluster " << scRef2.get()
            << " and track " << (*e2)->gsfTrack().get() ;
          (*e2)->setAmbiguous(true) ;
         }
       }
     }
   }
 }

void GsfElectronAlgo::setCutBasedPreselectionFlag ( reco::GsfElectron *  ele, const reco::BeamSpot &  bs  )

private

Definition at line 891 of file GsfElectronAlgo.cc.

References abs, edm::RefToBase< T >::castTo(), reco::GsfElectron::core(), GsfElectronAlgo::GeneralData::cutsCfg, GsfElectronAlgo::GeneralData::cutsCfgPflow, reco::GsfElectron::deltaEtaSuperClusterTrackAtVtx(), reco::GsfElectron::deltaPhiSuperClusterTrackAtVtx(), EcalBarrel, EcalEndcap, reco::GsfElectron::eSuperClusterOverP(), eta(), edm::hlt::Exception, funct::false, generalData_, reco::GsfElectron::gsfTrack(), reco::GsfElectron::hcalDepth1OverEcal(), reco::GsfElectron::hcalDepth2OverEcal(), reco::GsfElectron::hcalOverEcal(), reco::CaloCluster::hitsAndFractions(), GsfElectronAlgo::CutsConfiguration::isBarrel, reco::GsfElectron::isEB(), reco::GsfElectron::isEBEEGap(), reco::GsfElectron::isEBEtaGap(), reco::GsfElectron::isEBPhiGap(), reco::GsfElectron::isEE(), reco::GsfElectron::isEEDeeGap(), reco::GsfElectron::isEERingGap(), GsfElectronAlgo::CutsConfiguration::isEndcaps, GsfElectronAlgo::CutsConfiguration::isFiducial, edm::Ref< C, T, F >::isNull(), LogTrace, GsfElectronAlgo::CutsConfiguration::maxDeltaEtaBarrel, GsfElectronAlgo::CutsConfiguration::maxDeltaEtaEndcaps, GsfElectronAlgo::CutsConfiguration::maxDeltaPhiBarrel, GsfElectronAlgo::CutsConfiguration::maxDeltaPhiEndcaps, GsfElectronAlgo::CutsConfiguration::maxEOverPBarrel, GsfElectronAlgo::CutsConfiguration::maxEOverPEndcaps, GsfElectronAlgo::CutsConfiguration::maxHOverEBarrel, GsfElectronAlgo::CutsConfiguration::maxHOverEEndcaps, GsfElectronAlgo::CutsConfiguration::maxSigmaIetaIetaBarrel, GsfElectronAlgo::CutsConfiguration::maxSigmaIetaIetaEndcaps, GsfElectronAlgo::CutsConfiguration::maxTIP, GsfElectronAlgo::CutsConfiguration::minEOverPBarrel, GsfElectronAlgo::CutsConfiguration::minEOverPEndcaps, GsfElectronAlgo::CutsConfiguration::minSCEtBarrel, GsfElectronAlgo::CutsConfiguration::minSCEtEndcaps, reco::BeamSpot::position(), mathSSE::return(), GsfElectronAlgo::CutsConfiguration::seedFromTEC, reco::GsfElectron::setPassCutBasedPreselection(), reco::GsfElectron::sigmaIetaIeta(), and reco::GsfElectron::superCluster().

Referenced by createElectron().

 {
  // default value
  ele->setPassCutBasedPreselection(false) ;

  // kind of seeding
  bool eg = ele->core()->ecalDrivenSeed() ;
  bool pf = ele->core()->trackerDrivenSeed() && !ele->core()->ecalDrivenSeed() ;
  if (eg&&pf) { throw cms::Exception("GsfElectronAlgo|BothEcalAndPureTrackerDriven")<<"An electron cannot be both egamma and purely pflow" ; }
  if ((!eg)&&(!pf)) { throw cms::Exception("GsfElectronAlgo|NeitherEcalNorPureTrackerDriven")<<"An electron cannot be neither egamma nor purely pflow" ; }
  const CutsConfiguration * cfg = (eg?&generalData_->cutsCfg:&generalData_->cutsCfgPflow) ;

  // Et cut
  double etaValue = EleRelPoint(ele->superCluster()->position(),bs.position()).eta() ;
  double etValue = ele->superCluster()->energy()/cosh(etaValue) ;
  LogTrace("GsfElectronAlgo") << "Et : " << etValue ;
  if (ele->isEB() && (etValue < cfg->minSCEtBarrel)) return ;
  if (ele->isEE() && (etValue < cfg->minSCEtEndcaps)) return ;
  LogTrace("GsfElectronAlgo") << "Et criteria are satisfied";

  // E/p cut
  double eopValue = ele->eSuperClusterOverP() ;
  LogTrace("GsfElectronAlgo") << "E/p : " << eopValue ;
  if (ele->isEB() && (eopValue > cfg->maxEOverPBarrel)) return ;
  if (ele->isEE() && (eopValue > cfg->maxEOverPEndcaps)) return ;
  if (ele->isEB() && (eopValue < cfg->minEOverPBarrel)) return ;
  if (ele->isEE() && (eopValue < cfg->minEOverPEndcaps)) return ;
  LogTrace("GsfElectronAlgo") << "E/p criteria are satisfied";

  // HoE cuts
  LogTrace("GsfElectronAlgo") << "HoE1 : " << ele->hcalDepth1OverEcal() << ", HoE2 : " << ele->hcalDepth2OverEcal();
  double had = ele->hcalOverEcal()*ele->superCluster()->energy() ;
  const reco::CaloCluster & seedCluster = *(ele->superCluster()->seed()) ;
  int detector = seedCluster.hitsAndFractions()[0].first.subdetId() ;
  bool HoEveto = false ;
  if (detector==EcalBarrel && (had<cfg->maxHBarrel || (had/ele->superCluster()->energy())<cfg->maxHOverEBarrel)) HoEveto=true;
  else if (detector==EcalEndcap && (had<cfg->maxHEndcaps || (had/ele->superCluster()->energy())<cfg->maxHOverEEndcaps)) HoEveto=true;
  if ( !HoEveto ) return ;
  LogTrace("GsfElectronAlgo") << "H/E criteria are satisfied";

  // delta eta criteria
  double deta = ele->deltaEtaSuperClusterTrackAtVtx() ;
  LogTrace("GsfElectronAlgo") << "delta eta : " << deta ;
  if (ele->isEB() && (std::abs(deta) > cfg->maxDeltaEtaBarrel)) return ;
  if (ele->isEE() && (std::abs(deta) > cfg->maxDeltaEtaEndcaps)) return ;
  LogTrace("GsfElectronAlgo") << "Delta eta criteria are satisfied";

  // delta phi criteria
  double dphi = ele->deltaPhiSuperClusterTrackAtVtx();
  LogTrace("GsfElectronAlgo") << "delta phi : " << dphi;
  if (ele->isEB() && (std::abs(dphi) > cfg->maxDeltaPhiBarrel)) return ;
  if (ele->isEE() && (std::abs(dphi) > cfg->maxDeltaPhiEndcaps)) return ;
  LogTrace("GsfElectronAlgo") << "Delta phi criteria are satisfied";

  // sigma ieta ieta
  LogTrace("GsfElectronAlgo") << "sigma ieta ieta : " << ele->sigmaIetaIeta();
  if (ele->isEB() && (ele->sigmaIetaIeta() > cfg->maxSigmaIetaIetaBarrel)) return ;
  if (ele->isEE() && (ele->sigmaIetaIeta() > cfg->maxSigmaIetaIetaEndcaps)) return ;
  LogTrace("GsfElectronAlgo") << "Sigma ieta ieta criteria are satisfied";

  // fiducial
  if (!ele->isEB() && cfg->isBarrel) return ;
  if (!ele->isEE() && cfg->isEndcaps) return ;
  if (cfg->isFiducial && (ele->isEBEEGap()||ele->isEBEtaGap()||ele->isEBPhiGap()||ele->isEERingGap()||ele->isEEDeeGap())) return ;
  LogTrace("GsfElectronAlgo") << "Fiducial flags criteria are satisfied";

  // seed in TEC
  edm::RefToBase<TrajectorySeed> seed = ele->gsfTrack()->extra()->seedRef() ;
  ElectronSeedRef elseed = seed.castTo<ElectronSeedRef>() ;
  if (eg && !generalData_->cutsCfg.seedFromTEC)
   {
    if (elseed.isNull())
     { throw cms::Exception("GsfElectronAlgo|NotElectronSeed")<<"The GsfTrack seed is not an ElectronSeed ?!" ; }
    else
     { if (elseed->subDet2()==6) return ; }
   }

  // transverse impact parameter
  if (std::abs(ele->gsfTrack()->dxy(bs.position()))>cfg->maxTIP) return ;
  LogTrace("GsfElectronAlgo") << "TIP criterion is satisfied" ;

  LogTrace("GsfElectronAlgo") << "All cut based criteria are satisfied" ;
  ele->setPassCutBasedPreselection(true) ;
 }

void GsfElectronAlgo::setMvaPreselectionFlag ( reco::GsfElectron *  ele )

private

Definition at line 976 of file GsfElectronAlgo.cc.

References reco::GsfElectron::core(), GsfElectronAlgo::GeneralData::cutsCfg, GsfElectronAlgo::GeneralData::cutsCfgPflow, generalData_, LogTrace, GsfElectronAlgo::CutsConfiguration::minMVA, reco::GsfElectron::mva(), reco::GsfElectron::passingMvaPreselection(), and reco::GsfElectron::setPassMvaPreselection().

Referenced by addPflowInfo().

 {
  ele->setPassMvaPreselection(false) ;
  if (ele->core()->ecalDrivenSeed())
   { if (ele->mva()>=generalData_->cutsCfg.minMVA) ele->setPassMvaPreselection(true) ; }
  else
   { if (ele->mva()>=generalData_->cutsCfgPflow.minMVA) ele->setPassMvaPreselection(true) ; }
  if (ele->passingMvaPreselection())
   { LogTrace("GsfElectronAlgo") << "Mva criterion is satisfied" ; }
 }

Member Data Documentation

ElectronData* GsfElectronAlgo::electronData_

private

Definition at line 214 of file GsfElectronAlgo.h.

Referenced by completeElectrons(), createElectron(), and ~GsfElectronAlgo().

EventData* GsfElectronAlgo::eventData_

private

Definition at line 213 of file GsfElectronAlgo.h.

Referenced by addPflowInfo(), beginEvent(), calculateShowerShape(), clonePreviousElectrons(), completeElectrons(), copyElectrons(), createElectron(), displayInternalElectrons(), endEvent(), removeAmbiguousElectrons(), removeNotPreselectedElectrons(), setAmbiguityData(), and ~GsfElectronAlgo().

EventSetupData* GsfElectronAlgo::eventSetupData_

private

Definition at line 212 of file GsfElectronAlgo.h.

Referenced by beginEvent(), calculateShowerShape(), checkSetup(), completeElectrons(), createElectron(), setAmbiguityData(), and ~GsfElectronAlgo().

GeneralData* GsfElectronAlgo::generalData_

private

Definition at line 210 of file GsfElectronAlgo.h.

Referenced by beginEvent(), calculateShowerShape(), checkSetup(), createElectron(), setAmbiguityData(), setCutBasedPreselectionFlag(), setMvaPreselectionFlag(), and ~GsfElectronAlgo().