EGPhotonImporter Class Reference

Inheritance diagram for EGPhotonImporter:

Public Types
enum	SelectionChoices { SeparateDetectorIso, CombinedDetectorIso }
Public Types inherited from BlockElementImporterBase
typedef std::vector < std::unique_ptr < reco::PFBlockElement > >	ElementList

Public Member Functions
	EGPhotonImporter (const edm::ParameterSet &, edm::ConsumesCollector &)
void	importToBlock (const edm::Event &, ElementList &) const override
Public Member Functions inherited from BlockElementImporterBase
	BlockElementImporterBase (const edm::ParameterSet &conf, edm::ConsumesCollector &sumes)
	BlockElementImporterBase (const BlockElementImporterBase &)=delete
const std::string &	name () const
BlockElementImporterBase &	operator= (const BlockElementImporterBase &)=delete
virtual void	updateEventSetup (const edm::EventSetup &)

Private Attributes
SelectionChoices	_selectionChoice
const std::unordered_map < std::string, SelectionChoices >	_selectionTypes
std::unique_ptr< const PhotonSelectorAlgo >	_selector
edm::EDGetTokenT < reco::PhotonCollection >	_src
bool	_superClustersArePF

Detailed Description

Definition at line 13 of file EGPhotonImporter.cc.

Member Enumeration Documentation

enum EGPhotonImporter::SelectionChoices

Enumerator
SeparateDetectorIso
CombinedDetectorIso

Definition at line 15 of file EGPhotonImporter.cc.

{SeparateDetectorIso,CombinedDetectorIso};

Constructor & Destructor Documentation

EGPhotonImporter::EGPhotonImporter	(	const edm::ParameterSet &	conf,
		edm::ConsumesCollector &	sumes
	)

Definition at line 35 of file EGPhotonImporter.cc.

References CombinedDetectorIso, and SeparateDetectorIso.

                                                :
    BlockElementImporterBase(conf,sumes),
    _src(sumes.consumes<reco::PhotonCollection>(conf.getParameter<edm::InputTag>("source"))),
    _selectionTypes({ {"SeparateDetectorIso",EGPhotonImporter::SeparateDetectorIso},
      {"CombinedDetectorIso",EGPhotonImporter::CombinedDetectorIso} }),

Member Function Documentation

void EGPhotonImporter::importToBlock ( const edm::Event &  e, BlockElementImporterBase::ElementList &  elems  ) const

overridevirtual

Implements BlockElementImporterBase.

Definition at line 68 of file EGPhotonImporter.cc.

References _selector, _src, _superClustersArePF, a, edm::Event::getByToken(), NULL, interactiveExample::photons, reco::PFBlockElement::SC, reco::PFBlockElementSuperCluster::setEcalIso(), reco::PFBlockElementSuperCluster::setFromPFSuperCluster(), reco::PFBlockElementSuperCluster::setFromPhoton(), reco::PFBlockElementSuperCluster::setHcalIso(), reco::PFBlockElementSuperCluster::setHoE(), reco::PFBlockElementSuperCluster::setPhotonRef(), and reco::PFBlockElementSuperCluster::setTrackIso().

                                                              {
  typedef BlockElementImporterBase::ElementList::value_type ElementType;  
  edm::Handle<reco::PhotonCollection> photons;
  e.getByToken(_src,photons);
  elems.reserve(elems.size()+photons->size());
  // setup our elements so that all the SCs are grouped together
  auto SCs_end = std::partition(elems.begin(),elems.end(),
                [](const ElementType& a){
                  return a->type() == reco::PFBlockElement::SC;
                });  
  //now add the photons
  auto bphoton = photons->cbegin();
  auto ephoton = photons->cend();
  reco::PFBlockElementSuperCluster* scbe = NULL;
  reco::PhotonRef phoref;
  for( auto photon = bphoton; photon != ephoton; ++photon ) {
    if( _selector->passPhotonSelection(*photon) ) {
      phoref = reco::PhotonRef(photons,std::distance(bphoton,photon));
      const reco::SuperClusterRef& scref = photon->superCluster();
      PFBlockElementSCEqual myEqual(scref);
      auto sc_elem = std::find_if(elems.begin(),SCs_end,myEqual);
      if( sc_elem != SCs_end ) {
    scbe = static_cast<reco::PFBlockElementSuperCluster*>(sc_elem->get());
    scbe->setFromPhoton(true);
    scbe->setPhotonRef(phoref);
    scbe->setTrackIso(photon->trkSumPtHollowConeDR04());
    scbe->setEcalIso(photon->ecalRecHitSumEtConeDR04());
    scbe->setHcalIso(photon->hcalTowerSumEtConeDR04());
    scbe->setHoE(photon->hadronicOverEm());
      } else {
    scbe = new reco::PFBlockElementSuperCluster(scref);
    scbe->setFromPhoton(true);
    scbe->setFromPFSuperCluster(_superClustersArePF);
    scbe->setPhotonRef(phoref);
    scbe->setTrackIso(photon->trkSumPtHollowConeDR04());
    scbe->setEcalIso(photon->ecalRecHitSumEtConeDR04());
    scbe->setHcalIso(photon->hcalTowerSumEtConeDR04());
    scbe->setHoE(photon->hadronicOverEm());
    SCs_end = elems.insert(SCs_end,ElementType(scbe));
    ++SCs_end; // point to element *after* the new one
      }
    }
  }// loop on photons
  elems.shrink_to_fit();
}

Member Data Documentation

SelectionChoices EGPhotonImporter::_selectionChoice

private

Definition at line 25 of file EGPhotonImporter.cc.

const std::unordered_map<std::string,SelectionChoices> EGPhotonImporter::_selectionTypes

private

Definition at line 24 of file EGPhotonImporter.cc.

std::unique_ptr<const PhotonSelectorAlgo> EGPhotonImporter::_selector

private

Definition at line 26 of file EGPhotonImporter.cc.

Referenced by importToBlock().

edm::EDGetTokenT<reco::PhotonCollection> EGPhotonImporter::_src

private

Definition at line 23 of file EGPhotonImporter.cc.

Referenced by importToBlock().

bool EGPhotonImporter::_superClustersArePF

private

Definition at line 27 of file EGPhotonImporter.cc.

Referenced by importToBlock().