#include "PhysicsTools/PatAlgos/interface/PATPhotonProducer.h"

Inheritance diagram for pat::PATPhotonProducer:

Public Member Functions
	PATPhotonProducer (const edm::ParameterSet &iConfig)

void	produce (edm::Event &iEvent, const edm::EventSetup &iSetup) override

	~PATPhotonProducer () override

Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default

bool	hasAbilityToProduceInBeginLumis () const final

bool	hasAbilityToProduceInBeginRuns () const final

bool	hasAbilityToProduceInEndLumis () const final

bool	hasAbilityToProduceInEndRuns () const final

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &descriptions)

Private Types
typedef std::vector< edm::Handle< edm::ValueMap< IsoDeposit > > >	IsoDepositMaps

typedef std::pair< pat::IsolationKeys, edm::InputTag >	IsolationLabel

typedef std::vector< IsolationLabel >	IsolationLabels

typedef std::vector< edm::Handle< edm::ValueMap< double > > >	IsolationValueMaps

typedef std::pair< std::string, edm::InputTag >	NameTag

Private Member Functions
template<typename T >
void	readIsolationLabels (const edm::ParameterSet &iConfig, const char *psetName, IsolationLabels &labels, std::vector< edm::EDGetTokenT< edm::ValueMap< T > > > &tokens)

Private Attributes
bool	addEfficiencies_

bool	addGenMatch_

bool	addPFClusterIso_

bool	addPhotonID_

bool	addPuppiIsolation_

bool	addResolutions_

edm::EDGetTokenT< reco::BeamSpot >	beamLineToken_

const CaloGeometry *	ecalGeometry_

edm::EDGetTokenT< edm::ValueMap< float > >	ecalPFClusterIsoT_

const CaloTopology *	ecalTopology_

pat::helper::EfficiencyLoader	efficiencyLoader_

edm::EDGetTokenT< reco::GsfElectronCollection >	electronToken_

bool	embedBasicClusters_

bool	embedGenMatch_

bool	embedPreshowerClusters_

bool	embedRecHits_

bool	embedSeedCluster_

bool	embedSuperCluster_

GreaterByEt< Photon >	eTComparator_

std::vector< edm::EDGetTokenT< edm::Association< reco::GenParticleCollection > > >	genMatchTokens_

edm::EDGetTokenT< edm::ValueMap< float > >	hcalPFClusterIsoT_

edm::EDGetTokenT< reco::ConversionCollection >	hConversionsToken_

IsolationLabels	isoDepositLabels_

std::vector< edm::EDGetTokenT< edm::ValueMap< IsoDeposit > > >	isoDepositTokens_

IsolationLabels	isolationValueLabels_

std::vector< edm::EDGetTokenT< edm::ValueMap< double > > >	isolationValueTokens_

pat::helper::MultiIsolator	isolator_

pat::helper::MultiIsolator::IsolationValuePairs	isolatorTmpStorage_

std::vector< NameTag >	photIDSrcs_

std::vector< edm::EDGetTokenT< edm::ValueMap< Bool_t > > >	photIDTokens_

edm::EDGetTokenT< edm::View< reco::Photon > >	photonToken_

edm::EDGetTokenT< edm::ValueMap< float > >	PUPPIIsolation_charged_hadrons_

edm::EDGetTokenT< edm::ValueMap< float > >	PUPPIIsolation_neutral_hadrons_

edm::EDGetTokenT< edm::ValueMap< float > >	PUPPIIsolation_photons_

edm::InputTag	reducedBarrelRecHitCollection_

edm::EDGetTokenT< EcalRecHitCollection >	reducedBarrelRecHitCollectionToken_

edm::InputTag	reducedEndcapRecHitCollection_

edm::EDGetTokenT< EcalRecHitCollection >	reducedEndcapRecHitCollectionToken_

pat::helper::KinResolutionsLoader	resolutionLoader_

bool	saveRegressionData_

pat::PATUserDataHelper< pat::Photon >	userDataHelper_

bool	useUserData_

Additional Inherited Members
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes

typedef CacheTypes::GlobalCache	GlobalCache

typedef AbilityChecker< T... >	HasAbility

typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache

typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext

typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache

typedef CacheTypes::RunCache	RunCache

typedef RunContextT< RunCache, GlobalCache >	RunContext

typedef CacheTypes::RunSummaryCache	RunSummaryCache

Detailed Description

Produces the pat::Photon.

The PATPhotonProducer produces the analysis-level pat::Photon starting from a collection of objects of PhotonType.

Author: Steven Lowette

Version

Id: PATPhotonProducer.h,v 1.19 2009/06/25 23:49:35 gpetrucc Exp

Definition at line 50 of file PATPhotonProducer.h.

Member Typedef Documentation

◆ IsoDepositMaps

typedef std::vector<edm::Handle<edm::ValueMap<IsoDeposit> > > pat::PATPhotonProducer::IsoDepositMaps

private

Definition at line 89 of file PATPhotonProducer.h.

◆ IsolationLabel

typedef std::pair<pat::IsolationKeys, edm::InputTag> pat::PATPhotonProducer::IsolationLabel

private

Definition at line 91 of file PATPhotonProducer.h.

◆ IsolationLabels

typedef std::vector<IsolationLabel> pat::PATPhotonProducer::IsolationLabels

private

Definition at line 92 of file PATPhotonProducer.h.

◆ IsolationValueMaps

typedef std::vector<edm::Handle<edm::ValueMap<double> > > pat::PATPhotonProducer::IsolationValueMaps

private

Definition at line 90 of file PATPhotonProducer.h.

◆ NameTag

typedef std::pair<std::string, edm::InputTag> pat::PATPhotonProducer::NameTag

private

Definition at line 117 of file PATPhotonProducer.h.

Constructor & Destructor Documentation

◆ PATPhotonProducer()

PATPhotonProducer::PATPhotonProducer ( const edm::ParameterSet & iConfig )

explicit

Definition at line 32 of file PATPhotonProducer.cc.

     : isolator_(iConfig.exists("userIsolation") ? iConfig.getParameter<edm::ParameterSet>("userIsolation")
                                                 : edm::ParameterSet(),
                 consumesCollector(),
                 false),
       useUserData_(iConfig.exists("userData")) {
   // initialize the configurables
   photonToken_ = consumes<edm::View<reco::Photon>>(iConfig.getParameter<edm::InputTag>("photonSource"));
   electronToken_ = consumes<reco::GsfElectronCollection>(iConfig.getParameter<edm::InputTag>("electronSource"));
   hConversionsToken_ = consumes<reco::ConversionCollection>(iConfig.getParameter<edm::InputTag>("conversionSource"));
   beamLineToken_ = consumes<reco::BeamSpot>(iConfig.getParameter<edm::InputTag>("beamLineSrc"));
   embedSuperCluster_ = iConfig.getParameter<bool>("embedSuperCluster");
   embedSeedCluster_ = iConfig.getParameter<bool>("embedSeedCluster");
   embedBasicClusters_ = iConfig.getParameter<bool>("embedBasicClusters");
   embedPreshowerClusters_ = iConfig.getParameter<bool>("embedPreshowerClusters");
   embedRecHits_ = iConfig.getParameter<bool>("embedRecHits");
   reducedBarrelRecHitCollection_ = iConfig.getParameter<edm::InputTag>("reducedBarrelRecHitCollection");
   reducedBarrelRecHitCollectionToken_ = mayConsume<EcalRecHitCollection>(reducedBarrelRecHitCollection_);
   reducedEndcapRecHitCollection_ = iConfig.getParameter<edm::InputTag>("reducedEndcapRecHitCollection");
   reducedEndcapRecHitCollectionToken_ = mayConsume<EcalRecHitCollection>(reducedEndcapRecHitCollection_);
   // MC matching configurables
   addGenMatch_ = iConfig.getParameter<bool>("addGenMatch");
   if (addGenMatch_) {
     embedGenMatch_ = iConfig.getParameter<bool>("embedGenMatch");
     if (iConfig.existsAs<edm::InputTag>("genParticleMatch")) {
       genMatchTokens_.push_back(consumes<edm::Association<reco::GenParticleCollection>>(
           iConfig.getParameter<edm::InputTag>("genParticleMatch")));
     } else {
       genMatchTokens_ = edm::vector_transform(
           iConfig.getParameter<std::vector<edm::InputTag>>("genParticleMatch"),
           [this](edm::InputTag const &tag) { return consumes<edm::Association<reco::GenParticleCollection>>(tag); });
     }
   }
   // Efficiency configurables
   addEfficiencies_ = iConfig.getParameter<bool>("addEfficiencies");
   if (addEfficiencies_) {
     efficiencyLoader_ =
         pat::helper::EfficiencyLoader(iConfig.getParameter<edm::ParameterSet>("efficiencies"), consumesCollector());
   }
   // PFCluster Isolation maps
   addPuppiIsolation_ = iConfig.getParameter<bool>("addPuppiIsolation");
   if (addPuppiIsolation_) {
     PUPPIIsolation_charged_hadrons_ =
         consumes<edm::ValueMap<float>>(iConfig.getParameter<edm::InputTag>("puppiIsolationChargedHadrons"));
     PUPPIIsolation_neutral_hadrons_ =
         consumes<edm::ValueMap<float>>(iConfig.getParameter<edm::InputTag>("puppiIsolationNeutralHadrons"));
     PUPPIIsolation_photons_ =
         consumes<edm::ValueMap<float>>(iConfig.getParameter<edm::InputTag>("puppiIsolationPhotons"));
   }
   addPFClusterIso_ = iConfig.getParameter<bool>("addPFClusterIso");
   if (addPFClusterIso_) {
     ecalPFClusterIsoT_ = consumes<edm::ValueMap<float>>(iConfig.getParameter<edm::InputTag>("ecalPFClusterIsoMap"));
     auto hcPFC = iConfig.getParameter<edm::InputTag>("hcalPFClusterIsoMap");
     if (not hcPFC.label().empty())
       hcalPFClusterIsoT_ = consumes<edm::ValueMap<float>>(hcPFC);
   }
  
   // photon ID configurables
   addPhotonID_ = iConfig.getParameter<bool>("addPhotonID");
   if (addPhotonID_) {
     // it might be a single photon ID
     if (iConfig.existsAs<edm::InputTag>("photonIDSource")) {
       photIDSrcs_.push_back(NameTag("", iConfig.getParameter<edm::InputTag>("photonIDSource")));
     }
     // or there might be many of them
     if (iConfig.existsAs<edm::ParameterSet>("photonIDSources")) {
       // please don't configure me twice
       if (!photIDSrcs_.empty()) {
         throw cms::Exception("Configuration")
             << "PATPhotonProducer: you can't specify both 'photonIDSource' and 'photonIDSources'\n";
       }
       // read the different photon ID names
       edm::ParameterSet idps = iConfig.getParameter<edm::ParameterSet>("photonIDSources");
       std::vector<std::string> names = idps.getParameterNamesForType<edm::InputTag>();
       for (std::vector<std::string>::const_iterator it = names.begin(), ed = names.end(); it != ed; ++it) {
         photIDSrcs_.push_back(NameTag(*it, idps.getParameter<edm::InputTag>(*it)));
       }
     }
     // but in any case at least once
     if (photIDSrcs_.empty())
       throw cms::Exception("Configuration") << "PATPhotonProducer: id addPhotonID is true, you must specify either:\n"
                                             << "\tInputTag photonIDSource = <someTag>\n"
                                             << "or\n"
                                             << "\tPSet photonIDSources = { \n"
                                             << "\t\tInputTag <someName> = <someTag>   // as many as you want \n "
                                             << "\t}\n";
   }
   photIDTokens_ = edm::vector_transform(
       photIDSrcs_, [this](NameTag const &tag) { return mayConsume<edm::ValueMap<Bool_t>>(tag.second); });
   // Resolution configurables
   addResolutions_ = iConfig.getParameter<bool>("addResolutions");
   if (addResolutions_) {
     resolutionLoader_ = pat::helper::KinResolutionsLoader(iConfig.getParameter<edm::ParameterSet>("resolutions"));
   }
   // Check to see if the user wants to add user data
   if (useUserData_) {
     userDataHelper_ =
         PATUserDataHelper<Photon>(iConfig.getParameter<edm::ParameterSet>("userData"), consumesCollector());
   }
   // produces vector of photons
   produces<std::vector<Photon>>();
  
   // read isoDeposit labels, for direct embedding
   readIsolationLabels(iConfig, "isoDeposits", isoDepositLabels_, isoDepositTokens_);
   // read isolation value labels, for direct embedding
   readIsolationLabels(iConfig, "isolationValues", isolationValueLabels_, isolationValueTokens_);
  
   saveRegressionData_ = iConfig.getParameter<bool>("saveRegressionData");
 }

References addEfficiencies_, addGenMatch_, addPFClusterIso_, addPhotonID_, addPuppiIsolation_, addResolutions_, beamLineToken_, ecalPFClusterIsoT_, efficiencyLoader_, electronToken_, embedBasicClusters_, embedGenMatch_, embedPreshowerClusters_, embedRecHits_, embedSeedCluster_, embedSuperCluster_, Exception, edm::ParameterSet::existsAs(), genMatchTokens_, edm::ParameterSet::getParameter(), edm::ParameterSet::getParameterNamesForType(), hcalPFClusterIsoT_, hConversionsToken_, isoDepositLabels_, isoDepositTokens_, isolationValueLabels_, isolationValueTokens_, names, photIDSrcs_, photIDTokens_, photonToken_, PUPPIIsolation_charged_hadrons_, PUPPIIsolation_neutral_hadrons_, PUPPIIsolation_photons_, readIsolationLabels(), reducedBarrelRecHitCollection_, reducedBarrelRecHitCollectionToken_, reducedEndcapRecHitCollection_, reducedEndcapRecHitCollectionToken_, resolutionLoader_, saveRegressionData_, GlobalPosition_Frontier_DevDB_cff::tag, userDataHelper_, useUserData_, and edm::vector_transform().

◆ ~PATPhotonProducer()

PATPhotonProducer::~PATPhotonProducer ( )

override

Definition at line 142 of file PATPhotonProducer.cc.

142 {}

Member Function Documentation

◆ fillDescriptions()

void PATPhotonProducer::fillDescriptions ( edm::ConfigurationDescriptions & descriptions )

static

Definition at line 476 of file PATPhotonProducer.cc.

                                                                                    {
   edm::ParameterSetDescription iDesc;
   iDesc.setComment("PAT photon producer module");
  
   // input source
   iDesc.add<edm::InputTag>("photonSource", edm::InputTag("no default"))->setComment("input collection");
   iDesc.add<edm::InputTag>("electronSource", edm::InputTag("no default"))->setComment("input collection");
   iDesc.add<edm::InputTag>("conversionSource", edm::InputTag("allConversions"))->setComment("input collection");
  
   iDesc.add<edm::InputTag>("reducedBarrelRecHitCollection", edm::InputTag("reducedEcalRecHitsEB"));
   iDesc.add<edm::InputTag>("reducedEndcapRecHitCollection", edm::InputTag("reducedEcalRecHitsEE"));
  
   iDesc.ifValue(
       edm::ParameterDescription<bool>("addPFClusterIso", false, true),
       true >> (edm::ParameterDescription<edm::InputTag>(
                    "ecalPFClusterIsoMap", edm::InputTag("photonEcalPFClusterIsolationProducer"), true) and
                edm::ParameterDescription<edm::InputTag>(
                    "hcalPFClusterIsoMap", edm::InputTag("photonHcalPFClusterIsolationProducer"), true)) or
           false >> (edm::ParameterDescription<edm::InputTag>("ecalPFClusterIsoMap", edm::InputTag(""), true) and
                     edm::ParameterDescription<edm::InputTag>("hcalPFClusterIsoMap", edm::InputTag(""), true)));
  
   iDesc.ifValue(
       edm::ParameterDescription<bool>("addPuppiIsolation", false, true),
       true >> (edm::ParameterDescription<edm::InputTag>(
                    "puppiIsolationChargedHadrons", edm::InputTag("egmPhotonPUPPIIsolation", "h+-DR030-"), true) and
                edm::ParameterDescription<edm::InputTag>(
                    "puppiIsolationNeutralHadrons", edm::InputTag("egmPhotonPUPPIIsolation", "h0-DR030-"), true) and
                edm::ParameterDescription<edm::InputTag>(
                    "puppiIsolationPhotons", edm::InputTag("egmPhotonPUPPIIsolation", "gamma-DR030-"), true)) or
           false >> edm::EmptyGroupDescription());
  
   iDesc.add<bool>("embedSuperCluster", true)->setComment("embed external super cluster");
   iDesc.add<bool>("embedSeedCluster", true)->setComment("embed external seed cluster");
   iDesc.add<bool>("embedBasicClusters", true)->setComment("embed external basic clusters");
   iDesc.add<bool>("embedPreshowerClusters", true)->setComment("embed external preshower clusters");
   iDesc.add<bool>("embedRecHits", true)->setComment("embed external RecHits");
  
   // MC matching configurables
   iDesc.add<bool>("addGenMatch", true)->setComment("add MC matching");
   iDesc.add<bool>("embedGenMatch", false)->setComment("embed MC matched MC information");
   std::vector<edm::InputTag> emptySourceVector;
   iDesc
       .addNode(edm::ParameterDescription<edm::InputTag>("genParticleMatch", edm::InputTag(), true) xor
                edm::ParameterDescription<std::vector<edm::InputTag>>("genParticleMatch", emptySourceVector, true))
       ->setComment("input with MC match information");
  
   pat::helper::KinResolutionsLoader::fillDescription(iDesc);
  
   // photon ID configurables
   iDesc.add<bool>("addPhotonID", true)->setComment("add photon ID variables");
   edm::ParameterSetDescription photonIDSourcesPSet;
   photonIDSourcesPSet.setAllowAnything();
   iDesc
       .addNode(edm::ParameterDescription<edm::InputTag>("photonIDSource", edm::InputTag(), true) xor
                edm::ParameterDescription<edm::ParameterSetDescription>("photonIDSources", photonIDSourcesPSet, true))
       ->setComment("input with photon ID variables");
  
   // IsoDeposit configurables
   edm::ParameterSetDescription isoDepositsPSet;
   isoDepositsPSet.addOptional<edm::InputTag>("tracker");
   isoDepositsPSet.addOptional<edm::InputTag>("ecal");
   isoDepositsPSet.addOptional<edm::InputTag>("hcal");
   isoDepositsPSet.addOptional<edm::InputTag>("pfAllParticles");
   isoDepositsPSet.addOptional<edm::InputTag>("pfChargedHadrons");
   isoDepositsPSet.addOptional<edm::InputTag>("pfChargedAll");
   isoDepositsPSet.addOptional<edm::InputTag>("pfPUChargedHadrons");
   isoDepositsPSet.addOptional<edm::InputTag>("pfNeutralHadrons");
   isoDepositsPSet.addOptional<edm::InputTag>("pfPhotons");
   isoDepositsPSet.addOptional<std::vector<edm::InputTag>>("user");
   iDesc.addOptional("isoDeposits", isoDepositsPSet);
  
   // isolation values configurables
   edm::ParameterSetDescription isolationValuesPSet;
   isolationValuesPSet.addOptional<edm::InputTag>("tracker");
   isolationValuesPSet.addOptional<edm::InputTag>("ecal");
   isolationValuesPSet.addOptional<edm::InputTag>("hcal");
   isolationValuesPSet.addOptional<edm::InputTag>("pfAllParticles");
   isolationValuesPSet.addOptional<edm::InputTag>("pfChargedHadrons");
   isolationValuesPSet.addOptional<edm::InputTag>("pfChargedAll");
   isolationValuesPSet.addOptional<edm::InputTag>("pfPUChargedHadrons");
   isolationValuesPSet.addOptional<edm::InputTag>("pfNeutralHadrons");
   isolationValuesPSet.addOptional<edm::InputTag>("pfPhotons");
   isolationValuesPSet.addOptional<std::vector<edm::InputTag>>("user");
   iDesc.addOptional("isolationValues", isolationValuesPSet);
  
   // Efficiency configurables
   edm::ParameterSetDescription efficienciesPSet;
   efficienciesPSet.setAllowAnything();  // TODO: the pat helper needs to implement a description.
   iDesc.add("efficiencies", efficienciesPSet);
   iDesc.add<bool>("addEfficiencies", false);
  
   // Check to see if the user wants to add user data
   edm::ParameterSetDescription userDataPSet;
   PATUserDataHelper<Photon>::fillDescription(userDataPSet);
   iDesc.addOptional("userData", userDataPSet);
  
   edm::ParameterSetDescription isolationPSet;
   isolationPSet.setAllowAnything();  // TODO: the pat helper needs to implement a description.
   iDesc.add("userIsolation", isolationPSet);
  
   iDesc.addNode(edm::ParameterDescription<edm::InputTag>("beamLineSrc", edm::InputTag(), true))
       ->setComment("input with high level selection");
  
   iDesc.add<bool>("saveRegressionData", true)->setComment("save regression input variables");
  
   descriptions.add("PATPhotonProducer", iDesc);
 }

References edm::ConfigurationDescriptions::add(), edm::ParameterSetDescription::add(), edm::ParameterSetDescription::addNode(), edm::ParameterSetDescription::addOptional(), pat::helper::KinResolutionsLoader::fillDescription(), pat::PATUserDataHelper< ObjectType >::fillDescription(), edm::ParameterSetDescription::ifValue(), HLT_2018_cff::InputTag, or, edm::ParameterSetDescription::setAllowAnything(), edm::ParameterSetDescription::setComment(), and edm::ParameterDescriptionNode::setComment().

◆ produce()

void PATPhotonProducer::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

override

Definition at line 144 of file PATPhotonProducer.cc.

                                                                              {
   // switch off embedding (in unschedules mode)
   if (iEvent.isRealData()) {
     addGenMatch_ = false;
     embedGenMatch_ = false;
   }
  
   edm::ESHandle<CaloTopology> theCaloTopology;
   iSetup.get<CaloTopologyRecord>().get(theCaloTopology);
   ecalTopology_ = &(*theCaloTopology);
  
   edm::ESHandle<CaloGeometry> theCaloGeometry;
   iSetup.get<CaloGeometryRecord>().get(theCaloGeometry);
   ecalGeometry_ = &(*theCaloGeometry);
  
   // Get the vector of Photon's from the event
   edm::Handle<edm::View<reco::Photon>> photons;
   iEvent.getByToken(photonToken_, photons);
  
   // for conversion veto selection
   edm::Handle<reco::ConversionCollection> hConversions;
   iEvent.getByToken(hConversionsToken_, hConversions);
  
   // Get the collection of electrons from the event
   edm::Handle<reco::GsfElectronCollection> hElectrons;
   iEvent.getByToken(electronToken_, hElectrons);
  
   // Get the beamspot
   edm::Handle<reco::BeamSpot> beamSpotHandle;
   iEvent.getByToken(beamLineToken_, beamSpotHandle);
  
   EcalClusterLazyTools lazyTools(
       iEvent, iSetup, reducedBarrelRecHitCollectionToken_, reducedEndcapRecHitCollectionToken_);
  
   // prepare the MC matching
   std::vector<edm::Handle<edm::Association<reco::GenParticleCollection>>> genMatches(genMatchTokens_.size());
   if (addGenMatch_) {
     for (size_t j = 0, nd = genMatchTokens_.size(); j < nd; ++j) {
       iEvent.getByToken(genMatchTokens_[j], genMatches[j]);
     }
   }
  
   if (isolator_.enabled())
     isolator_.beginEvent(iEvent, iSetup);
  
   if (efficiencyLoader_.enabled())
     efficiencyLoader_.newEvent(iEvent);
   if (resolutionLoader_.enabled())
     resolutionLoader_.newEvent(iEvent, iSetup);
  
   IsoDepositMaps deposits(isoDepositTokens_.size());
   for (size_t j = 0, nd = isoDepositTokens_.size(); j < nd; ++j) {
     iEvent.getByToken(isoDepositTokens_[j], deposits[j]);
   }
  
   IsolationValueMaps isolationValues(isolationValueTokens_.size());
   for (size_t j = 0; j < isolationValueTokens_.size(); ++j) {
     iEvent.getByToken(isolationValueTokens_[j], isolationValues[j]);
   }
  
   // prepare ID extraction
   std::vector<edm::Handle<edm::ValueMap<Bool_t>>> idhandles;
   std::vector<pat::Photon::IdPair> ids;
   if (addPhotonID_) {
     idhandles.resize(photIDSrcs_.size());
     ids.resize(photIDSrcs_.size());
     for (size_t i = 0; i < photIDSrcs_.size(); ++i) {
       iEvent.getByToken(photIDTokens_[i], idhandles[i]);
       ids[i].first = photIDSrcs_[i].first;
     }
   }
  
   //value maps for puppi isolation
   edm::Handle<edm::ValueMap<float>> PUPPIIsolation_charged_hadrons;
   edm::Handle<edm::ValueMap<float>> PUPPIIsolation_neutral_hadrons;
   edm::Handle<edm::ValueMap<float>> PUPPIIsolation_photons;
   if (addPuppiIsolation_) {
     iEvent.getByToken(PUPPIIsolation_charged_hadrons_, PUPPIIsolation_charged_hadrons);
     iEvent.getByToken(PUPPIIsolation_neutral_hadrons_, PUPPIIsolation_neutral_hadrons);
     iEvent.getByToken(PUPPIIsolation_photons_, PUPPIIsolation_photons);
   }
  
   // loop over photons
   std::vector<Photon> *PATPhotons = new std::vector<Photon>();
   for (edm::View<reco::Photon>::const_iterator itPhoton = photons->begin(); itPhoton != photons->end(); itPhoton++) {
     // construct the Photon from the ref -> save ref to original object
     unsigned int idx = itPhoton - photons->begin();
     edm::RefToBase<reco::Photon> photonRef = photons->refAt(idx);
     edm::Ptr<reco::Photon> photonPtr = photons->ptrAt(idx);
     Photon aPhoton(photonRef);
     auto phoPtr = photons->ptrAt(idx);
     if (embedSuperCluster_)
       aPhoton.embedSuperCluster();
     if (embedSeedCluster_)
       aPhoton.embedSeedCluster();
     if (embedBasicClusters_)
       aPhoton.embedBasicClusters();
     if (embedPreshowerClusters_)
       aPhoton.embedPreshowerClusters();
  
     std::vector<DetId> selectedCells;
     bool barrel = itPhoton->isEB();
     //loop over sub clusters
     if (embedBasicClusters_) {
       for (reco::CaloCluster_iterator clusIt = itPhoton->superCluster()->clustersBegin();
            clusIt != itPhoton->superCluster()->clustersEnd();
            ++clusIt) {
         //get seed (max energy xtal)
         DetId seed = lazyTools.getMaximum(**clusIt).first;
         //get all xtals in 5x5 window around the seed
         std::vector<DetId> dets5x5 =
             (barrel) ? ecalTopology_->getSubdetectorTopology(DetId::Ecal, EcalBarrel)->getWindow(seed, 5, 5)
                      : ecalTopology_->getSubdetectorTopology(DetId::Ecal, EcalEndcap)->getWindow(seed, 5, 5);
         selectedCells.insert(selectedCells.end(), dets5x5.begin(), dets5x5.end());
  
         //get all xtals belonging to cluster
         for (const std::pair<DetId, float> &hit : (*clusIt)->hitsAndFractions()) {
           selectedCells.push_back(hit.first);
         }
       }
     }
  
     //remove duplicates
     std::sort(selectedCells.begin(), selectedCells.end());
     std::unique(selectedCells.begin(), selectedCells.end());
  
     // Retrieve the corresponding RecHits
  
     edm::Handle<EcalRecHitCollection> recHitsEBHandle;
     iEvent.getByToken(reducedBarrelRecHitCollectionToken_, recHitsEBHandle);
     edm::Handle<EcalRecHitCollection> recHitsEEHandle;
     iEvent.getByToken(reducedEndcapRecHitCollectionToken_, recHitsEEHandle);
  
     //orginal code would throw an exception via the handle not being valid but now it'll just have a null pointer error
     //should have little effect, if its not barrel or endcap, something very bad has happened elsewhere anyways
     const EcalRecHitCollection *recHits = nullptr;
     if (photonRef->superCluster()->seed()->hitsAndFractions().at(0).first.subdetId() == EcalBarrel)
       recHits = recHitsEBHandle.product();
     else if (photonRef->superCluster()->seed()->hitsAndFractions().at(0).first.subdetId() == EcalEndcap)
       recHits = recHitsEEHandle.product();
  
     EcalRecHitCollection selectedRecHits;
  
     unsigned nSelectedCells = selectedCells.size();
     for (unsigned icell = 0; icell < nSelectedCells; ++icell) {
       EcalRecHitCollection::const_iterator it = recHits->find(selectedCells[icell]);
       if (it != recHits->end()) {
         selectedRecHits.push_back(*it);
       }
     }
     selectedRecHits.sort();
     if (embedRecHits_)
       aPhoton.embedRecHits(&selectedRecHits);
  
     // store the match to the generated final state muons
     if (addGenMatch_) {
       for (size_t i = 0, n = genMatches.size(); i < n; ++i) {
         reco::GenParticleRef genPhoton = (*genMatches[i])[photonRef];
         aPhoton.addGenParticleRef(genPhoton);
       }
       if (embedGenMatch_)
         aPhoton.embedGenParticle();
     }
  
     if (efficiencyLoader_.enabled()) {
       efficiencyLoader_.setEfficiencies(aPhoton, photonRef);
     }
  
     if (resolutionLoader_.enabled()) {
       resolutionLoader_.setResolutions(aPhoton);
     }
  
     // here comes the extra functionality
     if (isolator_.enabled()) {
       isolator_.fill(*photons, idx, isolatorTmpStorage_);
       typedef pat::helper::MultiIsolator::IsolationValuePairs IsolationValuePairs;
       // better to loop backwards, so the vector is resized less times
       for (IsolationValuePairs::const_reverse_iterator it = isolatorTmpStorage_.rbegin(),
                                                        ed = isolatorTmpStorage_.rend();
            it != ed;
            ++it) {
         aPhoton.setIsolation(it->first, it->second);
       }
     }
  
     for (size_t j = 0, nd = deposits.size(); j < nd; ++j) {
       aPhoton.setIsoDeposit(isoDepositLabels_[j].first, (*deposits[j])[photonRef]);
     }
  
     for (size_t j = 0; j < isolationValues.size(); ++j) {
       aPhoton.setIsolation(isolationValueLabels_[j].first, (*isolationValues[j])[photonRef]);
     }
  
     // add photon ID info
     if (addPhotonID_) {
       for (size_t i = 0; i < photIDSrcs_.size(); ++i) {
         ids[i].second = (*idhandles[i])[photonRef];
       }
       aPhoton.setPhotonIDs(ids);
     }
  
     if (useUserData_) {
       userDataHelper_.add(aPhoton, iEvent, iSetup);
     }
  
     // set conversion veto selection
     bool passelectronveto = false;
     if (hConversions.isValid()) {
       // this is recommended method
       passelectronveto = !ConversionTools::hasMatchedPromptElectron(
           photonRef->superCluster(), *hElectrons, *hConversions, beamSpotHandle->position());
     }
     aPhoton.setPassElectronVeto(passelectronveto);
  
     // set electron veto using pixel seed (not recommended but many analysis groups are still using since it is powerful method to remove electrons)
     aPhoton.setHasPixelSeed(photonRef->hasPixelSeed());
  
     // set seed energy
     aPhoton.setSeedEnergy(photonRef->superCluster()->seed()->energy());
  
     // set input variables for regression energy correction
     if (saveRegressionData_) {
       EcalRegressionData ecalRegData;
       ecalRegData.fill(*(photonRef->superCluster()),
                        recHitsEBHandle.product(),
                        recHitsEEHandle.product(),
                        ecalGeometry_,
                        ecalTopology_,
                        -1);
  
       aPhoton.setEMax(ecalRegData.eMax());
       aPhoton.setE2nd(ecalRegData.e2nd());
       aPhoton.setE3x3(ecalRegData.e3x3());
       aPhoton.setETop(ecalRegData.eTop());
       aPhoton.setEBottom(ecalRegData.eBottom());
       aPhoton.setELeft(ecalRegData.eLeft());
       aPhoton.setERight(ecalRegData.eRight());
       aPhoton.setSee(ecalRegData.sigmaIEtaIEta());
       aPhoton.setSep(
           ecalRegData.sigmaIEtaIPhi() * ecalRegData.sigmaIEtaIEta() *
           ecalRegData
               .sigmaIPhiIPhi());  //there is a conflict on what sigmaIEtaIPhi actually is, regression and ID have it differently, this may change in later releases
       aPhoton.setSpp(ecalRegData.sigmaIPhiIPhi());
  
       aPhoton.setMaxDR(ecalRegData.maxSubClusDR());
       aPhoton.setMaxDRDPhi(ecalRegData.maxSubClusDRDPhi());
       aPhoton.setMaxDRDEta(ecalRegData.maxSubClusDRDEta());
       aPhoton.setMaxDRRawEnergy(ecalRegData.maxSubClusDRRawEnergy());
       aPhoton.setSubClusRawE1(ecalRegData.subClusRawEnergy(EcalRegressionData::SubClusNr::C1));
       aPhoton.setSubClusRawE2(ecalRegData.subClusRawEnergy(EcalRegressionData::SubClusNr::C2));
       aPhoton.setSubClusRawE3(ecalRegData.subClusRawEnergy(EcalRegressionData::SubClusNr::C3));
       aPhoton.setSubClusDPhi1(ecalRegData.subClusDPhi(EcalRegressionData::SubClusNr::C1));
       aPhoton.setSubClusDPhi2(ecalRegData.subClusDPhi(EcalRegressionData::SubClusNr::C2));
       aPhoton.setSubClusDPhi3(ecalRegData.subClusDPhi(EcalRegressionData::SubClusNr::C3));
       aPhoton.setSubClusDEta1(ecalRegData.subClusDEta(EcalRegressionData::SubClusNr::C1));
       aPhoton.setSubClusDEta2(ecalRegData.subClusDEta(EcalRegressionData::SubClusNr::C2));
       aPhoton.setSubClusDEta3(ecalRegData.subClusDEta(EcalRegressionData::SubClusNr::C3));
  
       aPhoton.setCryPhi(ecalRegData.seedCrysPhiOrY());
       aPhoton.setCryEta(ecalRegData.seedCrysEtaOrX());
       aPhoton.setIEta(ecalRegData.seedCrysIEtaOrIX());
       aPhoton.setIPhi(ecalRegData.seedCrysIPhiOrIY());
     } else {
       aPhoton.setEMax(0);
       aPhoton.setE2nd(0);
       aPhoton.setE3x3(0);
       aPhoton.setETop(0);
       aPhoton.setEBottom(0);
       aPhoton.setELeft(0);
       aPhoton.setERight(0);
       aPhoton.setSee(0);
       aPhoton.setSep(0);
       aPhoton.setSpp(0);
  
       aPhoton.setMaxDR(0);
       aPhoton.setMaxDRDPhi(0);
       aPhoton.setMaxDRDEta(0);
       aPhoton.setMaxDRRawEnergy(0);
       aPhoton.setSubClusRawE1(0);
       aPhoton.setSubClusRawE2(0);
       aPhoton.setSubClusRawE3(0);
       aPhoton.setSubClusDPhi1(0);
       aPhoton.setSubClusDPhi2(0);
       aPhoton.setSubClusDPhi3(0);
       aPhoton.setSubClusDEta1(0);
       aPhoton.setSubClusDEta2(0);
       aPhoton.setSubClusDEta3(0);
  
       aPhoton.setCryPhi(0);
       aPhoton.setCryEta(0);
       aPhoton.setIEta(0);
       aPhoton.setIPhi(0);
     }
  
     if (addPuppiIsolation_)
       aPhoton.setIsolationPUPPI((*PUPPIIsolation_charged_hadrons)[phoPtr],
                                 (*PUPPIIsolation_neutral_hadrons)[phoPtr],
                                 (*PUPPIIsolation_photons)[phoPtr]);
     else
       aPhoton.setIsolationPUPPI(-999., -999., -999.);
  
     // Get PFCluster Isolation
     if (addPFClusterIso_) {
       reco::Photon::PflowIsolationVariables newPFIsol = aPhoton.getPflowIsolationVariables();
       edm::Handle<edm::ValueMap<float>> ecalPFClusterIsoMapH;
       iEvent.getByToken(ecalPFClusterIsoT_, ecalPFClusterIsoMapH);
       newPFIsol.sumEcalClusterEt = (*ecalPFClusterIsoMapH)[photonRef];
       edm::Handle<edm::ValueMap<float>> hcalPFClusterIsoMapH;
       if (not hcalPFClusterIsoT_.isUninitialized()) {
         iEvent.getByToken(hcalPFClusterIsoT_, hcalPFClusterIsoMapH);
         newPFIsol.sumHcalClusterEt = (*hcalPFClusterIsoMapH)[photonRef];
       } else {
         newPFIsol.sumHcalClusterEt = -999.;
       }
       aPhoton.setPflowIsolationVariables(newPFIsol);
     }
  
     // add the Photon to the vector of Photons
     PATPhotons->push_back(aPhoton);
   }
  
   // sort Photons in ET
   std::sort(PATPhotons->begin(), PATPhotons->end(), eTComparator_);
  
   // put genEvt object in Event
   std::unique_ptr<std::vector<Photon>> myPhotons(PATPhotons);
   iEvent.put(std::move(myPhotons));
   if (isolator_.enabled())
     isolator_.endEvent();
 }

◆ readIsolationLabels()

template<typename T >

void pat::PATPhotonProducer::readIsolationLabels	(	const edm::ParameterSet &	iConfig,
		const char *	psetName,
		IsolationLabels &	labels,
		std::vector< edm::EDGetTokenT< edm::ValueMap< T > > > &	tokens
	)

private

fill the labels vector from the contents of the parameter set, for the isodeposit or isolation values embedding

Definition at line 137 of file PATPhotonProducer.h.

                                                                                                       {
   labels.clear();
  
   if (iConfig.exists(psetName)) {
     edm::ParameterSet depconf = iConfig.getParameter<edm::ParameterSet>(psetName);
  
     if (depconf.exists("tracker"))
       labels.push_back(std::make_pair(pat::TrackIso, depconf.getParameter<edm::InputTag>("tracker")));
     if (depconf.exists("ecal"))
       labels.push_back(std::make_pair(pat::EcalIso, depconf.getParameter<edm::InputTag>("ecal")));
     if (depconf.exists("hcal"))
       labels.push_back(std::make_pair(pat::HcalIso, depconf.getParameter<edm::InputTag>("hcal")));
     if (depconf.exists("pfAllParticles")) {
       labels.push_back(std::make_pair(pat::PfAllParticleIso, depconf.getParameter<edm::InputTag>("pfAllParticles")));
     }
     if (depconf.exists("pfChargedHadrons")) {
       labels.push_back(
           std::make_pair(pat::PfChargedHadronIso, depconf.getParameter<edm::InputTag>("pfChargedHadrons")));
     }
     if (depconf.exists("pfChargedAll")) {
       labels.push_back(std::make_pair(pat::PfChargedAllIso, depconf.getParameter<edm::InputTag>("pfChargedAll")));
     }
     if (depconf.exists("pfPUChargedHadrons")) {
       labels.push_back(
           std::make_pair(pat::PfPUChargedHadronIso, depconf.getParameter<edm::InputTag>("pfPUChargedHadrons")));
     }
     if (depconf.exists("pfNeutralHadrons")) {
       labels.push_back(
           std::make_pair(pat::PfNeutralHadronIso, depconf.getParameter<edm::InputTag>("pfNeutralHadrons")));
     }
     if (depconf.exists("pfPhotons")) {
       labels.push_back(std::make_pair(pat::PfGammaIso, depconf.getParameter<edm::InputTag>("pfPhotons")));
     }
     if (depconf.exists("user")) {
       std::vector<edm::InputTag> userdeps = depconf.getParameter<std::vector<edm::InputTag> >("user");
       std::vector<edm::InputTag>::const_iterator it = userdeps.begin(), ed = userdeps.end();
       int key = pat::IsolationKeys::UserBaseIso;
       for (; it != ed; ++it, ++key) {
         labels.push_back(std::make_pair(pat::IsolationKeys(key), *it));
       }
     }
  
     tokens = edm::vector_transform(
         labels, [this](IsolationLabel const& label) { return consumes<edm::ValueMap<T> >(label.second); });
   }
   tokens = edm::vector_transform(
       labels, [this](IsolationLabel const& label) { return consumes<edm::ValueMap<T> >(label.second); });
 }