#include <ElectronHcalHelper.h>

Classes
struct	Configuration
Public Member Functions
void	checkSetup (const edm::EventSetup &)
	ElectronHcalHelper (const Configuration &)
double	hcalESum (const reco::SuperCluster &, const std::vector< CaloTowerDetId > *excludeTowers=0)
double	hcalESumDepth1 (const reco::SuperCluster &, const std::vector< CaloTowerDetId > *excludeTowers=0)
double	hcalESumDepth1BehindClusters (const std::vector< CaloTowerDetId > &towers)
double	hcalESumDepth2 (const reco::SuperCluster &, const std::vector< CaloTowerDetId > *excludeTowers=0)
double	hcalESumDepth2BehindClusters (const std::vector< CaloTowerDetId > &towers)
std::vector< CaloTowerDetId >	hcalTowersBehindClusters (const reco::SuperCluster &sc)
double	hOverEConeSize () const
void	readEvent (edm::Event &)
	~ElectronHcalHelper ()
Private Attributes
edm::ESHandle< CaloGeometry >	caloGeom_
unsigned long long	caloGeomCacheId_
const Configuration	cfg_
EgammaHadTower *	hadTower_
edm::Handle < HBHERecHitCollection > *	hbhe_
EgammaHcalIsolation *	hcalIso_
HBHERecHitMetaCollection *	mhbhe_
EgammaTowerIsolation *	towerIso1_
EgammaTowerIsolation *	towerIso2_
edm::Handle < CaloTowerCollection > *	towersH_

Detailed Description

Definition at line 20 of file ElectronHcalHelper.h.

Constructor & Destructor Documentation

ElectronHcalHelper::ElectronHcalHelper ( const Configuration & cfg )

Definition at line 11 of file ElectronHcalHelper.cc.

  : cfg_(cfg), caloGeomCacheId_(0), hbhe_(0), mhbhe_(0), hcalIso_(0), towersH_(0), towerIso1_(0), towerIso2_(0),hadTower_(0)
 {}

ElectronHcalHelper::~ElectronHcalHelper ( )

Definition at line 109 of file ElectronHcalHelper.cc.

References cfg_, hadTower_, hbhe_, hcalIso_, ElectronHcalHelper::Configuration::hOverEConeSize, mhbhe_, towerIso1_, towerIso2_, towersH_, and ElectronHcalHelper::Configuration::useTowers.

 {
  if (cfg_.hOverEConeSize==0)
   { return ; }
  if (cfg_.useTowers)
   {
    delete towerIso1_ ;
    delete towerIso2_ ;
    delete towersH_ ;
    delete hadTower_;
   }
  else
   {
    delete hcalIso_ ;
    delete mhbhe_ ;
    delete hbhe_ ;
   }
 }

Member Function Documentation

void ElectronHcalHelper::checkSetup ( const edm::EventSetup & es )

Definition at line 15 of file ElectronHcalHelper.cc.

References caloGeom_, caloGeomCacheId_, cfg_, edm::EventSetup::get(), hadTower_, ElectronHcalHelper::Configuration::hOverEConeSize, and ElectronHcalHelper::Configuration::useTowers.

Referenced by GsfElectronAlgo::checkSetup(), and ElectronSeedProducer::produce().

 {

  if (cfg_.hOverEConeSize==0)
   { return ; }

  if (cfg_.useTowers)
   {
    delete hadTower_ ;
    hadTower_ = new EgammaHadTower(es) ;
   }
  else
   {
    unsigned long long newCaloGeomCacheId_
     = es.get<CaloGeometryRecord>().cacheIdentifier() ;
    if (caloGeomCacheId_!=newCaloGeomCacheId_)
     {
      caloGeomCacheId_ = newCaloGeomCacheId_ ;
      es.get<CaloGeometryRecord>().get(caloGeom_) ;
     }
   }
 }

double ElectronHcalHelper::hcalESum	(	const reco::SuperCluster &	sc,
		const std::vector< CaloTowerDetId > *	excludeTowers = `0`
	)

Definition at line 79 of file ElectronHcalHelper.cc.

References cfg_, EgammaHcalIsolation::getHcalESum(), hcalESumDepth1(), hcalESumDepth2(), hcalIso_, ElectronHcalHelper::Configuration::hOverEConeSize, and ElectronHcalHelper::Configuration::useTowers.

 {
  if (cfg_.hOverEConeSize==0)
   { return 0 ; }
  if (cfg_.useTowers)
    { return(hcalESumDepth1(sc,excludeTowers)+hcalESumDepth2(sc,excludeTowers)) ; }
  else
   { return hcalIso_->getHcalESum(&sc) ; }
 }

double ElectronHcalHelper::hcalESumDepth1	(	const reco::SuperCluster &	sc,
		const std::vector< CaloTowerDetId > *	excludeTowers = `0`
	)

Definition at line 89 of file ElectronHcalHelper.cc.

References cfg_, EgammaHcalIsolation::getHcalESumDepth1(), EgammaTowerIsolation::getTowerESum(), hcalIso_, ElectronHcalHelper::Configuration::hOverEConeSize, towerIso1_, and ElectronHcalHelper::Configuration::useTowers.

Referenced by GsfElectronAlgo::calculateShowerShape(), and hcalESum().

 {
  if (cfg_.hOverEConeSize==0)
   { return 0 ; }
  if (cfg_.useTowers)
    { return towerIso1_->getTowerESum(&sc, excludeTowers) ; }
  else
   { return hcalIso_->getHcalESumDepth1(&sc) ; }
 }

double ElectronHcalHelper::hcalESumDepth1BehindClusters ( const std::vector< CaloTowerDetId > & towers )

Definition at line 73 of file ElectronHcalHelper.cc.

References EgammaHadTower::getDepth1HcalESum(), and hadTower_.

Referenced by GsfElectronAlgo::calculateShowerShape().

 { return hadTower_->getDepth1HcalESum(towers) ; }

double ElectronHcalHelper::hcalESumDepth2	(	const reco::SuperCluster &	sc,
		const std::vector< CaloTowerDetId > *	excludeTowers = `0`
	)

Definition at line 99 of file ElectronHcalHelper.cc.

References cfg_, EgammaHcalIsolation::getHcalESumDepth2(), EgammaTowerIsolation::getTowerESum(), hcalIso_, ElectronHcalHelper::Configuration::hOverEConeSize, towerIso2_, and ElectronHcalHelper::Configuration::useTowers.

Referenced by GsfElectronAlgo::calculateShowerShape(), and hcalESum().

 {
  if (cfg_.hOverEConeSize==0)
   { return 0 ; }
  if (cfg_.useTowers)
    { return towerIso2_->getTowerESum(&sc, excludeTowers) ; }
  else
   { return hcalIso_->getHcalESumDepth2(&sc) ; }
 }

double ElectronHcalHelper::hcalESumDepth2BehindClusters ( const std::vector< CaloTowerDetId > & towers )

Definition at line 76 of file ElectronHcalHelper.cc.

References EgammaHadTower::getDepth2HcalESum(), and hadTower_.

Referenced by GsfElectronAlgo::calculateShowerShape().

 { return hadTower_->getDepth2HcalESum(towers) ; }

std::vector< CaloTowerDetId > ElectronHcalHelper::hcalTowersBehindClusters ( const reco::SuperCluster & sc )

Definition at line 70 of file ElectronHcalHelper.cc.

References hadTower_, and EgammaHadTower::towersOf().

Referenced by GsfElectronAlgo::calculateShowerShape().

 { return hadTower_->towersOf(sc) ; }

double ElectronHcalHelper::hOverEConeSize ( ) const [inline]

Definition at line 50 of file ElectronHcalHelper.h.

References cfg_, and ElectronHcalHelper::Configuration::hOverEConeSize.

{ return cfg_.hOverEConeSize ; }

void ElectronHcalHelper::readEvent ( edm::Event & evt )

Definition at line 38 of file ElectronHcalHelper.cc.

References caloGeom_, cfg_, edm::Event::getByLabel(), hadTower_, hbhe_, hcalIso_, ElectronHcalHelper::Configuration::hcalRecHits, ElectronHcalHelper::Configuration::hcalTowers, ElectronHcalHelper::Configuration::hOverEConeSize, ElectronHcalHelper::Configuration::hOverEHBMinE, ElectronHcalHelper::Configuration::hOverEHFMinE, ElectronHcalHelper::Configuration::hOverEPtMin, mhbhe_, edm::Handle< T >::product(), EgammaHadTower::setTowerCollection(), towerIso1_, towerIso2_, towersH_, and ElectronHcalHelper::Configuration::useTowers.

Referenced by GsfElectronAlgo::beginEvent(), and ElectronSeedProducer::produce().

 {
  if (cfg_.hOverEConeSize==0)
   { return ; }

  if (cfg_.useTowers)
   {
    delete towerIso1_ ; towerIso1_ = 0 ;
    delete towerIso2_ ; towerIso2_ = 0 ;
    delete towersH_ ; towersH_ = 0 ;

    towersH_ = new edm::Handle<CaloTowerCollection>() ;
    if (!evt.getByLabel(cfg_.hcalTowers,*towersH_))
     { edm::LogError("ElectronHcalHelper::readEvent")<<"failed to get the hcal towers of label "<<cfg_.hcalTowers ; }
    hadTower_->setTowerCollection(towersH_->product());
    towerIso1_ = new EgammaTowerIsolation(cfg_.hOverEConeSize,0.,cfg_.hOverEPtMin,1,towersH_->product()) ;
    towerIso2_ = new EgammaTowerIsolation(cfg_.hOverEConeSize,0.,cfg_.hOverEPtMin,2,towersH_->product()) ;
   }
  else
   {
    delete hcalIso_ ; hcalIso_ = 0 ;
    delete mhbhe_ ; mhbhe_ = 0 ;
    delete hbhe_ ; hbhe_ = 0 ;

    hbhe_=  new edm::Handle<HBHERecHitCollection>() ;
    if (!evt.getByLabel(cfg_.hcalRecHits,*hbhe_))
     { edm::LogError("ElectronHcalHelper::readEvent")<<"failed to get the rechits of label "<<cfg_.hcalRecHits ; }
    mhbhe_=  new HBHERecHitMetaCollection(**hbhe_) ;
    hcalIso_ = new EgammaHcalIsolation(cfg_.hOverEConeSize,0.,cfg_.hOverEHBMinE,cfg_.hOverEHFMinE,0.,0.,caloGeom_,mhbhe_) ;
   }
 }