ElectronHcalHelper Class Reference

#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 (const edm::Event &)
	~ElectronHcalHelper ()

Private Attributes
edm::ESHandle< CaloGeometry >	caloGeom_
unsigned long long	caloGeomCacheId_
const Configuration	cfg_
EgammaHadTower *	hadTower_
EgammaHcalIsolation *	hcalIso_
EgammaTowerIsolation *	towerIso1_
EgammaTowerIsolation *	towerIso2_

Detailed Description

Definition at line 21 of file ElectronHcalHelper.h.

Constructor & Destructor Documentation

ElectronHcalHelper::ElectronHcalHelper

(

const Configuration &

cfg

)

Definition at line 11 of file ElectronHcalHelper.cc.

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

ElectronHcalHelper::~ElectronHcalHelper

(

)

Definition at line 110 of file ElectronHcalHelper.cc.

References cfg_, hadTower_, hcalIso_, ElectronHcalHelper::Configuration::hOverEConeSize, mathSSE::return(), towerIso1_, towerIso2_, and ElectronHcalHelper::Configuration::useTowers.

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

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, mathSSE::return(), and ElectronHcalHelper::Configuration::useTowers.

Referenced by GsfElectronAlgo::checkSetup(), EgammaHLTBcHcalIsolationProducersRegional::produce(), 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 80 of file ElectronHcalHelper.cc.

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

Referenced by EgammaHLTBcHcalIsolationProducersRegional::produce().

 {
  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 90 of file ElectronHcalHelper.cc.

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

Referenced by GsfElectronAlgo::calculateShowerShape(), GsfElectronAlgo::calculateShowerShape_full5x5(), 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 74 of file ElectronHcalHelper.cc.

References EgammaHadTower::getDepth1HcalESum(), and hadTower_.

Referenced by GsfElectronAlgo::calculateShowerShape(), GsfElectronAlgo::calculateShowerShape_full5x5(), and EgammaHLTBcHcalIsolationProducersRegional::produce().

 { return hadTower_->getDepth1HcalESum(towers) ; }

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

Definition at line 100 of file ElectronHcalHelper.cc.

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

Referenced by GsfElectronAlgo::calculateShowerShape(), GsfElectronAlgo::calculateShowerShape_full5x5(), 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 77 of file ElectronHcalHelper.cc.

References EgammaHadTower::getDepth2HcalESum(), and hadTower_.

Referenced by GsfElectronAlgo::calculateShowerShape(), GsfElectronAlgo::calculateShowerShape_full5x5(), and EgammaHLTBcHcalIsolationProducersRegional::produce().

 { return hadTower_->getDepth2HcalESum(towers) ; }

std::vector< CaloTowerDetId > ElectronHcalHelper::hcalTowersBehindClusters

(

const reco::SuperCluster &

sc

)

Definition at line 71 of file ElectronHcalHelper.cc.

References hadTower_, and EgammaHadTower::towersOf().

Referenced by GsfElectronAlgo::calculateShowerShape(), GsfElectronAlgo::calculateShowerShape_full5x5(), and EgammaHLTBcHcalIsolationProducersRegional::produce().

 { return hadTower_->towersOf(sc) ; }

double ElectronHcalHelper::hOverEConeSize ( ) const

inline

Definition at line 49 of file ElectronHcalHelper.h.

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

{ return cfg_.hOverEConeSize ; }

void ElectronHcalHelper::readEvent

(

const edm::Event &

evt

)

Definition at line 38 of file ElectronHcalHelper.cc.

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

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

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

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

    edm::Handle<CaloTowerCollection> towersH_ ;
    if (!evt.getByToken(cfg_.hcalTowers,towersH_)){
      edm::LogError("ElectronHcalHelper::readEvent")
    <<"failed to get the hcal towers"; 
    }
    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 ;

    edm::Handle<HBHERecHitCollection> hbhe_;
    if (!evt.getByToken(cfg_.hcalRecHits,hbhe_)) { 
      edm::LogError("ElectronHcalHelper::readEvent")
    <<"failed to get the rechits";
    }

    hcalIso_ = new EgammaHcalIsolation(cfg_.hOverEConeSize,0.,cfg_.hOverEHBMinE,cfg_.hOverEHFMinE,0.,0.,caloGeom_, *hbhe_) ;
   }
 }

Member Data Documentation

edm::ESHandle<CaloGeometry> ElectronHcalHelper::caloGeom_

private

Definition at line 62 of file ElectronHcalHelper.h.

Referenced by checkSetup(), and readEvent().

unsigned long long ElectronHcalHelper::caloGeomCacheId_

private

Definition at line 61 of file ElectronHcalHelper.h.

Referenced by checkSetup().

const Configuration ElectronHcalHelper::cfg_

private

Definition at line 58 of file ElectronHcalHelper.h.

Referenced by checkSetup(), hcalESum(), hcalESumDepth1(), hcalESumDepth2(), hOverEConeSize(), readEvent(), and ~ElectronHcalHelper().

EgammaHadTower* ElectronHcalHelper::hadTower_

private

Definition at line 70 of file ElectronHcalHelper.h.

Referenced by checkSetup(), hcalESumDepth1BehindClusters(), hcalESumDepth2BehindClusters(), hcalTowersBehindClusters(), readEvent(), and ~ElectronHcalHelper().

EgammaHcalIsolation* ElectronHcalHelper::hcalIso_

private

Definition at line 65 of file ElectronHcalHelper.h.

Referenced by hcalESum(), hcalESumDepth1(), hcalESumDepth2(), readEvent(), and ~ElectronHcalHelper().

EgammaTowerIsolation* ElectronHcalHelper::towerIso1_

private

Definition at line 68 of file ElectronHcalHelper.h.

Referenced by hcalESumDepth1(), readEvent(), and ~ElectronHcalHelper().

EgammaTowerIsolation* ElectronHcalHelper::towerIso2_

private

Definition at line 69 of file ElectronHcalHelper.h.

Referenced by hcalESumDepth2(), readEvent(), and ~ElectronHcalHelper().