EgammaTowerIsolation Class Reference

#include <EgammaTowerIsolation.h>

Public Types
enum	HcalDepth { AllDepths = -1, Undefined = 0, Depth1 = 1, Depth2 = 2 }

Public Member Functions
	EgammaTowerIsolation (float extRadiusI, float intRadiusI, float etLow, signed int depth, const CaloTowerCollection *towers)
double	getTowerESum (const reco::Candidate *cand, const std::vector< CaloTowerDetId > *detIdToExclude=nullptr) const
double	getTowerESum (reco::SuperCluster const *sc, const std::vector< CaloTowerDetId > *detIdToExclude=nullptr) const
double	getTowerEtSum (const reco::Candidate *cand, const std::vector< CaloTowerDetId > *detIdToExclude=nullptr) const
double	getTowerEtSum (reco::SuperCluster const *sc, const std::vector< CaloTowerDetId > *detIdToExclude=nullptr) const

Private Member Functions
double	getSum (bool et, reco::SuperCluster const &sc, const std::vector< CaloTowerDetId > *detIdToExclude) const

Private Attributes
signed int	depth_
float	extRadius
float	intRadius

Detailed Description

Definition at line 196 of file EgammaTowerIsolation.h.

Member Enumeration Documentation

HcalDepth

enum EgammaTowerIsolation::HcalDepth

Enumerator
AllDepths
Undefined
Depth1
Depth2

Definition at line 198 of file EgammaTowerIsolation.h.

{ AllDepths = -1, Undefined = 0, Depth1 = 1, Depth2 = 2 };

Constructor & Destructor Documentation

EgammaTowerIsolation()

EgammaTowerIsolation::EgammaTowerIsolation	(	float	extRadiusI,
		float	intRadiusI,
		float	etLow,
		signed int	depth,
		const CaloTowerCollection *	towers
	)

Definition at line 37 of file EgammaTowerIsolation.cc.

    : depth_(depth), extRadius(extRadiusI), intRadius(intRadiusI) {
  assert(0 == etLow);
 
  // extremely poor in quality  (test of performance)
  if (tls.newAlgo.get() == nullptr || towers != tls.oldTowers || towers->size() != tls.newAlgo->nt ||
      (towers->size() > 15 && (*towers)[15].id() != tls.id15)) {
    tls.newAlgo = std::make_unique<EgammaTowerIsolationNew<1>>(&extRadius, &intRadius, *towers);
    tls.oldTowers = towers;
    tls.id15 = towers->size() > 15 ? (*towers)[15].id() : 0;
  }
}

References cms::cuda::assert(), extRadius, intRadius, and HLT_2018_cff::towers.

Member Function Documentation

getSum()

double EgammaTowerIsolation::getSum ( bool  et, reco::SuperCluster const &  sc, const std::vector< CaloTowerDetId > *  detIdToExclude  ) const

private

Definition at line 51 of file EgammaTowerIsolation.cc.

                                                                                           {
  if (nullptr != detIdToExclude)
    assert(0 == intRadius);
 
  // hack
  tls.newAlgo->setRadius(&extRadius, &intRadius);
 
  EgammaTowerIsolationNew<1>::Sum sum;
  tls.newAlgo->compute(et,
                       sum,
                       sc,
                       (detIdToExclude == nullptr) ? nullptr : &((*detIdToExclude).front()),
                       (detIdToExclude == nullptr) ? nullptr : (&(*detIdToExclude).back()) + 1);
 
  switch (depth_) {
    case AllDepths:
      return detIdToExclude == nullptr ? sum.he[0] : sum.heBC[0];
    case Depth1:
      return detIdToExclude == nullptr ? sum.he[0] - sum.h2[0] : sum.heBC[0] - sum.h2BC[0];
    case Depth2:
      return detIdToExclude == nullptr ? sum.h2[0] : sum.h2BC[0];
    default:
      return 0;
  }
  return 0;
}

References AllDepths, cms::cuda::assert(), Depth1, Depth2, depth_, EgHLTOffHistBins_cfi::et, extRadius, EgammaTowerIsolationNew< NC >::Sum::h2, EgammaTowerIsolationNew< NC >::Sum::h2BC, EgammaTowerIsolationNew< NC >::Sum::he, EgammaTowerIsolationNew< NC >::Sum::heBC, and intRadius.

Referenced by getTowerESum(), and getTowerEtSum().

getTowerESum() [1/2]

double EgammaTowerIsolation::getTowerESum ( const reco::Candidate *  cand, const std::vector< CaloTowerDetId > *  detIdToExclude = nullptr  ) const

inline

Definition at line 208 of file EgammaTowerIsolation.h.

                                                                                                                  {
    reco::SuperCluster const& sc = *cand->get<reco::SuperClusterRef>().get();
    return getSum(false, sc, detIdToExclude);
  }

References get, and getSum().

Referenced by ConvertedPhotonProducer::buildCollections(), ConversionTrackCandidateProducer::buildCollections(), PhotonProducer::fillPhotonCollection(), GEDPhotonProducer::fillPhotonCollection(), ElectronHcalHelper::hcalESumDepth1(), ElectronHcalHelper::hcalESumDepth2(), and EgammaHLTBcHcalIsolationProducersRegional::produce().

getTowerESum() [2/2]

double EgammaTowerIsolation::getTowerESum ( reco::SuperCluster const *  sc, const std::vector< CaloTowerDetId > *  detIdToExclude = nullptr  ) const

inline

Definition at line 216 of file EgammaTowerIsolation.h.

                                                                                                                   {
    return getSum(false, *sc, detIdToExclude);
  }

References getSum().

getTowerEtSum() [1/2]

double EgammaTowerIsolation::getTowerEtSum ( const reco::Candidate *  cand, const std::vector< CaloTowerDetId > *  detIdToExclude = nullptr  ) const

inline

Definition at line 204 of file EgammaTowerIsolation.h.

                                                                                                                   {
    reco::SuperCluster const& sc = *cand->get<reco::SuperClusterRef>().get();
    return getSum(true, sc, detIdToExclude);
  }

References get, and getSum().

Referenced by PhotonIsolationCalculator::calculateHcalTowerIso(), GsfElectronAlgo::createElectron(), and EgammaHLTBcHcalIsolationProducersRegional::produce().

getTowerEtSum() [2/2]

double EgammaTowerIsolation::getTowerEtSum ( reco::SuperCluster const *  sc, const std::vector< CaloTowerDetId > *  detIdToExclude = nullptr  ) const

inline

Definition at line 212 of file EgammaTowerIsolation.h.

                                                                                        {
    return getSum(true, *sc, detIdToExclude);
  }

References getSum().

Member Data Documentation

depth_

signed int EgammaTowerIsolation::depth_

private

Definition at line 224 of file EgammaTowerIsolation.h.

Referenced by getSum().

extRadius

float EgammaTowerIsolation::extRadius

private

Definition at line 225 of file EgammaTowerIsolation.h.

Referenced by EgammaTowerIsolation(), and getSum().

intRadius

float EgammaTowerIsolation::intRadius

private

Definition at line 226 of file EgammaTowerIsolation.h.

Referenced by EgammaTowerIsolation(), and getSum().