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PATElectronProducer.cc
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PATElectronProducer.cc
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//
#include "PhysicsTools/PatAlgos/plugins/PATElectronProducer.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/ParameterSet/interface/FileInPath.h"
#include "FWCore/Utilities/interface/isFinite.h"
#include "DataFormats/Common/interface/Association.h"
#include "DataFormats/Common/interface/ValueMap.h"
#include "DataFormats/HepMCCandidate/interface/GenParticleFwd.h"
#include "DataFormats/HepMCCandidate/interface/GenParticle.h"
#include "DataFormats/PatCandidates/interface/PFIsolation.h"
#include "DataFormats/ParticleFlowCandidate/interface/PFCandidateFwd.h"
#include "DataFormats/ParticleFlowCandidate/interface/PFCandidate.h"
#include "PhysicsTools/PatUtils/interface/TrackerIsolationPt.h"
#include "PhysicsTools/PatUtils/interface/CaloIsolationEnergy.h"
#include "DataFormats/BeamSpot/interface/BeamSpot.h"
#include "DataFormats/VertexReco/interface/Vertex.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
#include "TrackingTools/TransientTrack/interface/TransientTrackBuilder.h"
#include "TrackingTools/Records/interface/TransientTrackRecord.h"
#include "TrackingTools/TransientTrack/interface/TransientTrack.h"
#include "TrackingTools/IPTools/interface/IPTools.h"
#include "DataFormats/GsfTrackReco/interface/GsfTrackFwd.h"
#include "DataFormats/GsfTrackReco/interface/GsfTrack.h"
#include "DataFormats/EcalDetId/interface/EcalSubdetector.h"
#include "RecoEcal/EgammaCoreTools/interface/EcalClusterLazyTools.h"
#include "RecoEgamma/EgammaTools/interface/ConversionTools.h"
#include "Geometry/CaloEventSetup/interface/CaloTopologyRecord.h"
#include "Geometry/CaloTopology/interface/CaloTopology.h"
#include "Geometry/Records/interface/CaloGeometryRecord.h"
#include "FWCore/ParameterSet/interface/EmptyGroupDescription.h"
#include "FWCore/Utilities/interface/transform.h"
#include "PhysicsTools/PatUtils/interface/MiniIsolation.h"
#include <vector>
#include <memory>
using namespace pat;
using namespace std;
PATElectronProducer::PATElectronProducer(const edm::ParameterSet & iConfig) :
// general configurables
electronToken_(consumes<edm::View<reco::GsfElectron> >(iConfig.getParameter<edm::InputTag>( "electronSource" ))),
hConversionsToken_(consumes<reco::ConversionCollection>(edm::InputTag("allConversions"))),
embedGsfElectronCore_(iConfig.getParameter<bool>( "embedGsfElectronCore" )),
embedGsfTrack_(iConfig.getParameter<bool>( "embedGsfTrack" )),
embedSuperCluster_(iConfig.getParameter<bool> ( "embedSuperCluster" )),
embedPflowSuperCluster_(iConfig.getParameter<bool> ( "embedPflowSuperCluster" )),
embedSeedCluster_(iConfig.getParameter<bool>( "embedSeedCluster" )),
embedBasicClusters_(iConfig.getParameter<bool>( "embedBasicClusters" )),
embedPreshowerClusters_(iConfig.getParameter<bool>( "embedPreshowerClusters" )),
embedPflowBasicClusters_(iConfig.getParameter<bool>( "embedPflowBasicClusters" )),
embedPflowPreshowerClusters_(iConfig.getParameter<bool>( "embedPflowPreshowerClusters" )),
embedTrack_(iConfig.getParameter<bool>( "embedTrack" )),
addGenMatch_(iConfig.getParameter<bool>( "addGenMatch" )),
embedGenMatch_(addGenMatch_ ? iConfig.getParameter<bool>( "embedGenMatch" ) : false),
embedRecHits_(iConfig.getParameter<bool>( "embedRecHits" )),
// pflow configurables
useParticleFlow_(iConfig.getParameter<bool>( "useParticleFlow" )),
usePfCandidateMultiMap_(iConfig.getParameter<bool>( "usePfCandidateMultiMap" )),
pfElecToken_(!usePfCandidateMultiMap_ ? consumes<reco::PFCandidateCollection>(iConfig.getParameter<edm::InputTag>( "pfElectronSource" )) : edm::EDGetTokenT<reco::PFCandidateCollection>()),
pfCandidateMapToken_(!usePfCandidateMultiMap_ ? mayConsume<edm::ValueMap<reco::PFCandidatePtr> >(iConfig.getParameter<edm::InputTag>( "pfCandidateMap" )) : edm::EDGetTokenT<edm::ValueMap<reco::PFCandidatePtr>>()),
pfCandidateMultiMapToken_(usePfCandidateMultiMap_ ? consumes<edm::ValueMap<std::vector<reco::PFCandidateRef>>>(iConfig.getParameter<edm::InputTag>( "pfCandidateMultiMap" )) : edm::EDGetTokenT<edm::ValueMap<std::vector<reco::PFCandidateRef>>>()),
embedPFCandidate_(iConfig.getParameter<bool>( "embedPFCandidate" )),
// mva input variables
reducedBarrelRecHitCollection_(iConfig.getParameter<edm::InputTag>("reducedBarrelRecHitCollection")),
reducedBarrelRecHitCollectionToken_(mayConsume<EcalRecHitCollection>(reducedBarrelRecHitCollection_)),
reducedEndcapRecHitCollection_(iConfig.getParameter<edm::InputTag>("reducedEndcapRecHitCollection")),
reducedEndcapRecHitCollectionToken_(mayConsume<EcalRecHitCollection>(reducedEndcapRecHitCollection_)),
// PFCluster Isolation maps
addPFClusterIso_(iConfig.getParameter<bool>("addPFClusterIso")),
addPuppiIsolation_(iConfig.getParameter<bool>("addPuppiIsolation")),
ecalPFClusterIsoT_(consumes<edm::ValueMap<float> >(iConfig.getParameter<edm::InputTag>("ecalPFClusterIsoMap"))),
hcalPFClusterIsoT_(consumes<edm::ValueMap<float> >(iConfig.getParameter<edm::InputTag>("hcalPFClusterIsoMap"))),
// embed high level selection variables?
embedHighLevelSelection_(iConfig.getParameter<bool>("embedHighLevelSelection")),
beamLineToken_(consumes<reco::BeamSpot>(iConfig.getParameter<edm::InputTag>("beamLineSrc"))),
pvToken_(mayConsume<std::vector<reco::Vertex> >(iConfig.getParameter<edm::InputTag>("pvSrc"))),
addElecID_(iConfig.getParameter<bool>( "addElectronID" )),
pTComparator_(),
isolator_(iConfig.exists("userIsolation") ? iConfig.getParameter<edm::ParameterSet>("userIsolation") : edm::ParameterSet(), consumesCollector(), false) ,
addEfficiencies_(iConfig.getParameter<bool>("addEfficiencies")),
addResolutions_(iConfig.getParameter<bool>( "addResolutions" )),
useUserData_(iConfig.exists("userData"))
{
// MC matching configurables (scheduled mode)
if (addGenMatch_) {
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);});
}
}
// resolution configurables
if (addResolutions_) {
resolutionLoader_ = pat::helper::KinResolutionsLoader(iConfig.getParameter<edm::ParameterSet>("resolutions"));
}
if(addPuppiIsolation_){
//puppi
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"));
//puppiNoLeptons
PUPPINoLeptonsIsolation_charged_hadrons_ = consumes<edm::ValueMap<float> >(iConfig.getParameter<edm::InputTag>("puppiNoLeptonsIsolationChargedHadrons"));
PUPPINoLeptonsIsolation_neutral_hadrons_ = consumes<edm::ValueMap<float> >(iConfig.getParameter<edm::InputTag>("puppiNoLeptonsIsolationNeutralHadrons"));
PUPPINoLeptonsIsolation_photons_ = consumes<edm::ValueMap<float> >(iConfig.getParameter<edm::InputTag>("puppiNoLeptonsIsolationPhotons"));
}
// electron ID configurables
if (addElecID_) {
// it might be a single electron ID
if (iConfig.existsAs<edm::InputTag>("electronIDSource")) {
elecIDSrcs_.push_back(NameTag("", iConfig.getParameter<edm::InputTag>("electronIDSource")));
}
// or there might be many of them
if (iConfig.existsAs<edm::ParameterSet>("electronIDSources")) {
// please don't configure me twice
if (!elecIDSrcs_.empty()){
throw cms::Exception("Configuration") << "PATElectronProducer: you can't specify both 'electronIDSource' and 'electronIDSources'\n";
}
// read the different electron ID names
edm::ParameterSet idps = iConfig.getParameter<edm::ParameterSet>("electronIDSources");
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) {
elecIDSrcs_.push_back(NameTag(*it, idps.getParameter<edm::InputTag>(*it)));
}
}
// but in any case at least once
if (elecIDSrcs_.empty()){
throw cms::Exception("Configuration") <<
"PATElectronProducer: id addElectronID is true, you must specify either:\n" <<
"\tInputTag electronIDSource = <someTag>\n" << "or\n" <<
"\tPSet electronIDSources = { \n" <<
"\t\tInputTag <someName> = <someTag> // as many as you want \n " <<
"\t}\n";
}
}
elecIDTokens_ = edm::vector_transform(elecIDSrcs_, [this](NameTag const & tag){return mayConsume<edm::ValueMap<float> >(tag.second);});
// construct resolution calculator
// // IsoDeposit configurables
// if (iConfig.exists("isoDeposits")) {
// edm::ParameterSet depconf = iConfig.getParameter<edm::ParameterSet>("isoDeposits");
// if (depconf.exists("tracker")) isoDepositLabels_.push_back(std::make_pair(TrackerIso, depconf.getParameter<edm::InputTag>("tracker")));
// if (depconf.exists("ecal")) isoDepositLabels_.push_back(std::make_pair(ECalIso, depconf.getParameter<edm::InputTag>("ecal")));
// if (depconf.exists("hcal")) isoDepositLabels_.push_back(std::make_pair(HCalIso, depconf.getParameter<edm::InputTag>("hcal")));
// 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 = UserBaseIso;
// for ( ; it != ed; ++it, ++key) {
// isoDepositLabels_.push_back(std::make_pair(IsolationKeys(key), *it));
// }
// }
// }
// isoDepositTokens_ = edm::vector_transform(isoDepositLabels_, [this](std::pair<IsolationKeys,edm::InputTag> const & label){return consumes<edm::ValueMap<IsoDeposit> >(label.second);});
// for mini-iso
computeMiniIso_ = iConfig.getParameter<bool>("computeMiniIso");
miniIsoParamsE_ = iConfig.getParameter<std::vector<double> >("miniIsoParamsE");
miniIsoParamsB_ = iConfig.getParameter<std::vector<double> >("miniIsoParamsB");
if(computeMiniIso_ && (miniIsoParamsE_.size() != 9 || miniIsoParamsB_.size() != 9)){
throw cms::Exception("ParameterError") << "miniIsoParams must have exactly 9 elements.\n";
}
if(computeMiniIso_)
pcToken_ = consumes<pat::PackedCandidateCollection>(iConfig.getParameter<edm::InputTag>("pfCandsForMiniIso"));
// read isoDeposit labels, for direct embedding
readIsolationLabels(iConfig, "isoDeposits", isoDepositLabels_, isoDepositTokens_);
// read isolation value labels, for direct embedding
readIsolationLabels(iConfig, "isolationValues", isolationValueLabels_, isolationValueTokens_);
// read isolation value labels for non PF identified electron, for direct embedding
readIsolationLabels(iConfig, "isolationValuesNoPFId", isolationValueLabelsNoPFId_, isolationValueNoPFIdTokens_);
// Efficiency configurables
if (addEfficiencies_) {
efficiencyLoader_ = pat::helper::EfficiencyLoader(iConfig.getParameter<edm::ParameterSet>("efficiencies"), consumesCollector());
}
// Check to see if the user wants to add user data
if ( useUserData_ ) {
userDataHelper_ = PATUserDataHelper<Electron>(iConfig.getParameter<edm::ParameterSet>("userData"), consumesCollector());
}
// consistency check
if (useParticleFlow_ && usePfCandidateMultiMap_) throw cms::Exception("Configuration", "usePfCandidateMultiMap not supported when useParticleFlow is set to true");
// produces vector of muons
produces<std::vector<Electron> >();
}
PATElectronProducer::~PATElectronProducer()
{
}
void PATElectronProducer::produce(edm::Event & iEvent, const edm::EventSetup & iSetup)
{
// switch off embedding (in unschedules mode)
if (iEvent.isRealData()){
addGenMatch_ = false;
embedGenMatch_ = false;
}
edm::ESHandle<CaloTopology> theCaloTopology;
iSetup.get<CaloTopologyRecord>().get(theCaloTopology);
ecalTopology_ = & (*theCaloTopology);
// Get the collection of electrons from the event
edm::Handle<edm::View<reco::GsfElectron> > electrons;
iEvent.getByToken(electronToken_, electrons);
edm::Handle<PackedCandidateCollection > pc;
if(computeMiniIso_)
iEvent.getByToken(pcToken_, pc);
// for additional mva variables
edm::InputTag reducedEBRecHitCollection(string("reducedEcalRecHitsEB"));
edm::InputTag reducedEERecHitCollection(string("reducedEcalRecHitsEE"));
//EcalClusterLazyTools lazyTools(iEvent, iSetup, reducedEBRecHitCollection, reducedEERecHitCollection);
EcalClusterLazyTools lazyTools(iEvent, iSetup, reducedBarrelRecHitCollectionToken_, reducedEndcapRecHitCollectionToken_);
// for conversion veto selection
edm::Handle<reco::ConversionCollection> hConversions;
iEvent.getByToken(hConversionsToken_, hConversions);
// Get the ESHandle for the transient track builder, if needed for
// high level selection embedding
edm::ESHandle<TransientTrackBuilder> trackBuilder;
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]);
}
IsolationValueMaps isolationValuesNoPFId(isolationValueNoPFIdTokens_.size());
for (size_t j = 0; j<isolationValueNoPFIdTokens_.size(); ++j) {
iEvent.getByToken(isolationValueNoPFIdTokens_[j], isolationValuesNoPFId[j]);
}
// prepare the MC matching
GenAssociations genMatches(genMatchTokens_.size());
if (addGenMatch_) {
for (size_t j = 0, nd = genMatchTokens_.size(); j < nd; ++j) {
iEvent.getByToken(genMatchTokens_[j], genMatches[j]);
}
}
// prepare ID extraction
std::vector<edm::Handle<edm::ValueMap<float> > > idhandles;
std::vector<pat::Electron::IdPair> ids;
if (addElecID_) {
idhandles.resize(elecIDSrcs_.size());
ids.resize(elecIDSrcs_.size());
for (size_t i = 0; i < elecIDSrcs_.size(); ++i) {
iEvent.getByToken(elecIDTokens_[i], idhandles[i]);
ids[i].first = elecIDSrcs_[i].first;
}
}
// prepare the high level selection:
// needs beamline
reco::TrackBase::Point beamPoint(0,0,0);
reco::Vertex primaryVertex;
reco::BeamSpot beamSpot;
bool beamSpotIsValid = false;
bool primaryVertexIsValid = false;
// Get the beamspot
edm::Handle<reco::BeamSpot> beamSpotHandle;
iEvent.getByToken(beamLineToken_, beamSpotHandle);
if ( embedHighLevelSelection_ ) {
// Get the primary vertex
edm::Handle< std::vector<reco::Vertex> > pvHandle;
iEvent.getByToken( pvToken_, pvHandle );
// This is needed by the IPTools methods from the tracking group
iSetup.get<TransientTrackRecord>().get("TransientTrackBuilder", trackBuilder);
if ( pvHandle.isValid() && !pvHandle->empty() ) {
primaryVertex = pvHandle->at(0);
primaryVertexIsValid = true;
} else {
edm::LogError("DataNotAvailable")
<< "No primary vertex available from EventSetup, not adding high level selection \n";
}
}
//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;
//value maps for puppiNoLeptons isolation
edm::Handle<edm::ValueMap<float>> PUPPINoLeptonsIsolation_charged_hadrons;
edm::Handle<edm::ValueMap<float>> PUPPINoLeptonsIsolation_neutral_hadrons;
edm::Handle<edm::ValueMap<float>> PUPPINoLeptonsIsolation_photons;
if(addPuppiIsolation_){
//puppi
iEvent.getByToken(PUPPIIsolation_charged_hadrons_, PUPPIIsolation_charged_hadrons);
iEvent.getByToken(PUPPIIsolation_neutral_hadrons_, PUPPIIsolation_neutral_hadrons);
iEvent.getByToken(PUPPIIsolation_photons_, PUPPIIsolation_photons);
//puppiNoLeptons
iEvent.getByToken(PUPPINoLeptonsIsolation_charged_hadrons_, PUPPINoLeptonsIsolation_charged_hadrons);
iEvent.getByToken(PUPPINoLeptonsIsolation_neutral_hadrons_, PUPPINoLeptonsIsolation_neutral_hadrons);
iEvent.getByToken(PUPPINoLeptonsIsolation_photons_, PUPPINoLeptonsIsolation_photons);
}
std::vector<Electron> * patElectrons = new std::vector<Electron>();
if( useParticleFlow_ ) {
edm::Handle< reco::PFCandidateCollection > pfElectrons;
iEvent.getByToken(pfElecToken_, pfElectrons);
unsigned index=0;
for( reco::PFCandidateConstIterator i = pfElectrons->begin();
i != pfElectrons->end(); ++i, ++index) {
reco::PFCandidateRef pfRef(pfElectrons, index);
reco::PFCandidatePtr ptrToPFElectron(pfElectrons,index);
// reco::CandidateBaseRef pfBaseRef( pfRef );
reco::GsfTrackRef PfTk= i->gsfTrackRef();
bool Matched=false;
bool MatchedToAmbiguousGsfTrack=false;
for (edm::View<reco::GsfElectron>::const_iterator itElectron = electrons->begin(); itElectron != electrons->end(); ++itElectron) {
unsigned int idx = itElectron - electrons->begin();
auto elePtr = electrons -> ptrAt(idx);
if (Matched || MatchedToAmbiguousGsfTrack) continue;
reco::GsfTrackRef EgTk= itElectron->gsfTrack();
if (itElectron->gsfTrack()==i->gsfTrackRef()){
Matched=true;
}
else {
for( reco::GsfTrackRefVector::const_iterator it = itElectron->ambiguousGsfTracksBegin() ;
it!=itElectron->ambiguousGsfTracksEnd(); it++ ){
MatchedToAmbiguousGsfTrack |= (bool)(i->gsfTrackRef()==(*it));
}
}
if (Matched || MatchedToAmbiguousGsfTrack){
// ptr needed for finding the matched gen particle
reco::CandidatePtr ptrToGsfElectron(electrons,idx);
// ref to base needed for the construction of the pat object
const edm::RefToBase<reco::GsfElectron>& elecsRef = electrons->refAt(idx);
Electron anElectron(elecsRef);
anElectron.setPFCandidateRef( pfRef );
if (addPuppiIsolation_) {
anElectron.setIsolationPUPPI((*PUPPIIsolation_charged_hadrons)[elePtr], (*PUPPIIsolation_neutral_hadrons)[elePtr], (*PUPPIIsolation_photons)[elePtr]);
anElectron.setIsolationPUPPINoLeptons((*PUPPINoLeptonsIsolation_charged_hadrons)[elePtr], (*PUPPINoLeptonsIsolation_neutral_hadrons)[elePtr], (*PUPPINoLeptonsIsolation_photons)[elePtr]);
}
else {
anElectron.setIsolationPUPPI(-999., -999.,-999.);
anElectron.setIsolationPUPPINoLeptons(-999., -999.,-999.);
}
//it should be always true when particleFlow electrons are used.
anElectron.setIsPF( true );
if( embedPFCandidate_ ) anElectron.embedPFCandidate();
if ( useUserData_ ) {
userDataHelper_.add( anElectron, iEvent, iSetup );
}
double ip3d = -999; // for mva variable
// embed high level selection
if ( embedHighLevelSelection_ ) {
// get the global track
const reco::GsfTrackRef& track = PfTk;
// Make sure the collection it points to is there
if ( track.isNonnull() && track.isAvailable() ) {
reco::TransientTrack tt = trackBuilder->build(track);
embedHighLevel( anElectron,
track,
tt,
primaryVertex,
primaryVertexIsValid,
beamSpot,
beamSpotIsValid );
std::pair<bool,Measurement1D> ip3dpv = IPTools::absoluteImpactParameter3D(tt, primaryVertex);
ip3d = ip3dpv.second.value(); // for mva variable
}
}
//Electron Id
if (addElecID_) {
//STANDARD EL ID
for (size_t i = 0; i < elecIDSrcs_.size(); ++i) {
ids[i].second = (*idhandles[i])[elecsRef];
}
//SPECIFIC PF ID
ids.push_back(std::make_pair("pf_evspi",pfRef->mva_e_pi()));
ids.push_back(std::make_pair("pf_evsmu",pfRef->mva_e_mu()));
anElectron.setElectronIDs(ids);
}
// add missing mva variables
std::vector<float> vCov = lazyTools.localCovariances(*( itElectron->superCluster()->seed()));
anElectron.setMvaVariables(vCov[1], ip3d);
// PFClusterIso
if (addPFClusterIso_) {
// Get PFCluster Isolation
edm::Handle<edm::ValueMap<float> > ecalPFClusterIsoMapH;
iEvent.getByToken(ecalPFClusterIsoT_, ecalPFClusterIsoMapH);
edm::Handle<edm::ValueMap<float> > hcalPFClusterIsoMapH;
iEvent.getByToken(hcalPFClusterIsoT_, hcalPFClusterIsoMapH);
anElectron.setEcalPFClusterIso((*ecalPFClusterIsoMapH)[elecsRef]);
anElectron.setHcalPFClusterIso((*hcalPFClusterIsoMapH)[elecsRef]);
} else {
anElectron.setEcalPFClusterIso(-999.);
anElectron.setHcalPFClusterIso(-999.);
}
std::vector<DetId> selectedCells;
bool barrel = itElectron->isEB();
//loop over sub clusters
if (embedBasicClusters_) {
for (reco::CaloCluster_iterator clusIt = itElectron->superCluster()->clustersBegin(); clusIt!=itElectron->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);
}
}
}
if (embedPflowBasicClusters_ && itElectron->parentSuperCluster().isNonnull()) {
for (reco::CaloCluster_iterator clusIt = itElectron->parentSuperCluster()->clustersBegin(); clusIt!=itElectron->parentSuperCluster()->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 > rechitsH ;
if(barrel)
iEvent.getByToken(reducedBarrelRecHitCollectionToken_,rechitsH);
else
iEvent.getByToken(reducedEndcapRecHitCollectionToken_,rechitsH);
EcalRecHitCollection selectedRecHits;
const EcalRecHitCollection *recHits = rechitsH.product();
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_) anElectron.embedRecHits(& selectedRecHits);
// set conversion veto selection
bool passconversionveto = false;
if( hConversions.isValid()){
// this is recommended method
passconversionveto = !ConversionTools::hasMatchedConversion( *itElectron, hConversions, beamSpotHandle->position());
}else{
// use missing hits without vertex fit method
passconversionveto = itElectron->gsfTrack()->hitPattern().numberOfLostHits(reco::HitPattern::MISSING_INNER_HITS) < 1;
}
anElectron.setPassConversionVeto( passconversionveto );
// fillElectron(anElectron,elecsRef,pfBaseRef,
// genMatches, deposits, isolationValues);
//COLIN small warning !
// we are currently choosing to take the 4-momentum of the PFCandidate;
// the momentum of the GsfElectron is saved though
// we must therefore match the GsfElectron.
// because of this, we should not change the source of the electron matcher
// to the collection of PFElectrons in the python configuration
// I don't know what to do with the efficiencyLoader, since I don't know
// what this class is for.
fillElectron2( anElectron,
ptrToPFElectron,
ptrToGsfElectron,
ptrToGsfElectron,
genMatches, deposits, isolationValues );
//COLIN need to use fillElectron2 in the non-pflow case as well, and to test it.
if(computeMiniIso_)
setElectronMiniIso(anElectron, pc.product());
patElectrons->push_back(anElectron);
}
}
//if( !Matched && !MatchedToAmbiguousGsfTrack) std::cout << "!!!!A pf electron could not be matched to a gsf!!!!" << std::endl;
}
}
else{
edm::Handle<reco::PFCandidateCollection> pfElectrons;
edm::Handle<edm::ValueMap<reco::PFCandidatePtr>> ValMapH;
edm::Handle<edm::ValueMap<std::vector<reco::PFCandidateRef>>> ValMultiMapH;
bool pfCandsPresent = false, valMapPresent = false;
if (usePfCandidateMultiMap_) {
iEvent.getByToken(pfCandidateMultiMapToken_, ValMultiMapH);
} else {
pfCandsPresent = iEvent.getByToken(pfElecToken_, pfElectrons);
valMapPresent = iEvent.getByToken(pfCandidateMapToken_,ValMapH);
}
for (edm::View<reco::GsfElectron>::const_iterator itElectron = electrons->begin(); itElectron != electrons->end(); ++itElectron) {
// construct the Electron from the ref -> save ref to original object
//FIXME: looks like a lot of instances could be turned into const refs
unsigned int idx = itElectron - electrons->begin();
edm::RefToBase<reco::GsfElectron> elecsRef = electrons->refAt(idx);
reco::CandidateBaseRef elecBaseRef(elecsRef);
Electron anElectron(elecsRef);
auto elePtr = electrons -> ptrAt(idx);
// Is this GsfElectron also identified as an e- in the particle flow?
bool pfId = false;
if (usePfCandidateMultiMap_) {
for (const reco::PFCandidateRef& pf : (*ValMultiMapH)[elePtr]) {
if (pf->particleId() == reco::PFCandidate::e) {
pfId = true;
anElectron.setPFCandidateRef( pf );
break;
}
}
} else if ( pfCandsPresent ) {
// PF electron collection not available.
const reco::GsfTrackRef& trkRef = itElectron->gsfTrack();
int index = 0;
for( reco::PFCandidateConstIterator ie = pfElectrons->begin();
ie != pfElectrons->end(); ++ie, ++index) {
if(ie->particleId()!=reco::PFCandidate::e) continue;
const reco::GsfTrackRef& pfTrkRef= ie->gsfTrackRef();
if( trkRef == pfTrkRef ) {
pfId = true;
reco::PFCandidateRef pfRef(pfElectrons, index);
anElectron.setPFCandidateRef( pfRef );
break;
}
}
}
else if( valMapPresent ) {
// use value map if PF collection not available
const edm::ValueMap<reco::PFCandidatePtr> & myValMap(*ValMapH);
// Get the PFCandidate
const reco::PFCandidatePtr& pfElePtr(myValMap[elecsRef]);
pfId= pfElePtr.isNonnull();
}
// set PFId function
anElectron.setIsPF( pfId );
// add resolution info
// Isolation
if (isolator_.enabled()) {
isolator_.fill(*electrons, 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) {
anElectron.setIsolation(it->first, it->second);
}
}
for (size_t j = 0, nd = deposits.size(); j < nd; ++j) {
anElectron.setIsoDeposit(isoDepositLabels_[j].first, (*deposits[j])[elecsRef]);
}
// add electron ID info
if (addElecID_) {
for (size_t i = 0; i < elecIDSrcs_.size(); ++i) {
ids[i].second = (*idhandles[i])[elecsRef];
}
anElectron.setElectronIDs(ids);
}
if ( useUserData_ ) {
userDataHelper_.add( anElectron, iEvent, iSetup );
}
double ip3d = -999; //for mva variable
// embed high level selection
if ( embedHighLevelSelection_ ) {
// get the global track
reco::GsfTrackRef track = itElectron->gsfTrack();
// Make sure the collection it points to is there
if ( track.isNonnull() && track.isAvailable() ) {
reco::TransientTrack tt = trackBuilder->build(track);
embedHighLevel( anElectron,
track,
tt,
primaryVertex,
primaryVertexIsValid,
beamSpot,
beamSpotIsValid );
std::pair<bool,Measurement1D> ip3dpv = IPTools::absoluteImpactParameter3D(tt, primaryVertex);
ip3d = ip3dpv.second.value(); // for mva variable
}
}
// add mva variables
std::vector<float> vCov = lazyTools.localCovariances(*( itElectron->superCluster()->seed()));
anElectron.setMvaVariables(vCov[1], ip3d);
// PFCluster Isolation
if (addPFClusterIso_) {
// Get PFCluster Isolation
edm::Handle<edm::ValueMap<float> > ecalPFClusterIsoMapH;
iEvent.getByToken(ecalPFClusterIsoT_, ecalPFClusterIsoMapH);
edm::Handle<edm::ValueMap<float> > hcalPFClusterIsoMapH;
iEvent.getByToken(hcalPFClusterIsoT_, hcalPFClusterIsoMapH);
anElectron.setEcalPFClusterIso((*ecalPFClusterIsoMapH)[elecsRef]);
anElectron.setHcalPFClusterIso((*hcalPFClusterIsoMapH)[elecsRef]);
} else {
anElectron.setEcalPFClusterIso(-999.);
anElectron.setHcalPFClusterIso(-999.);
}
if (addPuppiIsolation_) {
anElectron.setIsolationPUPPI((*PUPPIIsolation_charged_hadrons)[elePtr], (*PUPPIIsolation_neutral_hadrons)[elePtr], (*PUPPIIsolation_photons)[elePtr]);
anElectron.setIsolationPUPPINoLeptons((*PUPPINoLeptonsIsolation_charged_hadrons)[elePtr], (*PUPPINoLeptonsIsolation_neutral_hadrons)[elePtr], (*PUPPINoLeptonsIsolation_photons)[elePtr]);
}
else {
anElectron.setIsolationPUPPI(-999., -999.,-999.);
anElectron.setIsolationPUPPINoLeptons(-999., -999.,-999.);
}
std::vector<DetId> selectedCells;
bool barrel = itElectron->isEB();
//loop over sub clusters
if (embedBasicClusters_) {
for (reco::CaloCluster_iterator clusIt = itElectron->superCluster()->clustersBegin(); clusIt!=itElectron->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);
}
}
}
if (embedPflowBasicClusters_ && itElectron->parentSuperCluster().isNonnull()) {
for (reco::CaloCluster_iterator clusIt = itElectron->parentSuperCluster()->clustersBegin(); clusIt!=itElectron->parentSuperCluster()->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 > rechitsH ;
if(barrel)
iEvent.getByToken(reducedBarrelRecHitCollectionToken_,rechitsH);
else
iEvent.getByToken(reducedEndcapRecHitCollectionToken_,rechitsH);
EcalRecHitCollection selectedRecHits;
const EcalRecHitCollection *recHits = rechitsH.product();
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_) anElectron.embedRecHits(& selectedRecHits);
// set conversion veto selection
bool passconversionveto = false;
if( hConversions.isValid()){
// this is recommended method
passconversionveto = !ConversionTools::hasMatchedConversion( *itElectron, hConversions, beamSpotHandle->position());
}else{
// use missing hits without vertex fit method
passconversionveto = itElectron->gsfTrack()->hitPattern().numberOfLostHits(reco::HitPattern::MISSING_INNER_HITS) < 1;
}
anElectron.setPassConversionVeto( passconversionveto );
// add sel to selected
fillElectron( anElectron, elecsRef,elecBaseRef,
genMatches, deposits, pfId, isolationValues, isolationValuesNoPFId);
if(computeMiniIso_)
setElectronMiniIso(anElectron, pc.product());
patElectrons->push_back(anElectron);
}
}
// sort electrons in pt
std::sort(patElectrons->begin(), patElectrons->end(), pTComparator_);
// add the electrons to the event output
std::unique_ptr<std::vector<Electron> > ptr(patElectrons);
iEvent.put(std::move(ptr));
// clean up
if (isolator_.enabled()) isolator_.endEvent();
}
void PATElectronProducer::fillElectron(Electron& anElectron,
const edm::RefToBase<reco::GsfElectron>& elecRef,
const reco::CandidateBaseRef& baseRef,
const GenAssociations& genMatches,
const IsoDepositMaps& deposits,
const bool pfId,
const IsolationValueMaps& isolationValues,
const IsolationValueMaps& isolationValuesNoPFId
) const {
//COLIN: might want to use the PFCandidate 4-mom. Which one is in use now?
// if (useParticleFlow_)
// aMuon.setP4( aMuon.pfCandidateRef()->p4() );
//COLIN:
//In the embedding case, the reference cannot be used to look into a value map.
//therefore, one has to had the PFCandidateRef to this function, which becomes a bit
//too much specific.
// in fact, this function needs a baseref or ptr for genmatch
// and a baseref or ptr for isodeposits and isolationvalues.
// baseref is not needed
// the ptrForIsolation and ptrForMatching should be defined upstream.
// is the concrete elecRef needed for the efficiency loader? what is this loader?
// how can we make it compatible with the particle flow electrons?
if (embedGsfElectronCore_) anElectron.embedGsfElectronCore();
if (embedGsfTrack_) anElectron.embedGsfTrack();
if (embedSuperCluster_) anElectron.embedSuperCluster();
if (embedPflowSuperCluster_) anElectron.embedPflowSuperCluster();
if (embedSeedCluster_) anElectron.embedSeedCluster();
if (embedBasicClusters_) anElectron.embedBasicClusters();
if (embedPreshowerClusters_) anElectron.embedPreshowerClusters();
if (embedPflowBasicClusters_ ) anElectron.embedPflowBasicClusters();
if (embedPflowPreshowerClusters_ ) anElectron.embedPflowPreshowerClusters();
if (embedTrack_) anElectron.embedTrack();
// store the match to the generated final state muons
if (addGenMatch_) {
for(size_t i = 0, n = genMatches.size(); i < n; ++i) {
if(useParticleFlow_) {
reco::GenParticleRef genElectron = (*genMatches[i])[anElectron.pfCandidateRef()];
anElectron.addGenParticleRef(genElectron);
}
else {
reco::GenParticleRef genElectron = (*genMatches[i])[elecRef];
anElectron.addGenParticleRef(genElectron);
}
}
if (embedGenMatch_) anElectron.embedGenParticle();
}
if (efficiencyLoader_.enabled()) {
efficiencyLoader_.setEfficiencies( anElectron, elecRef );
}
if (resolutionLoader_.enabled()) {
resolutionLoader_.setResolutions(anElectron);
}
for (size_t j = 0, nd = deposits.size(); j < nd; ++j) {
if(useParticleFlow_) {
reco::PFCandidateRef pfcandref = anElectron.pfCandidateRef();
assert(!pfcandref.isNull());
reco::CandidatePtr source = pfcandref->sourceCandidatePtr(0);
anElectron.setIsoDeposit(isoDepositLabels_[j].first,
(*deposits[j])[source]);
}
else
anElectron.setIsoDeposit(isoDepositLabels_[j].first,
(*deposits[j])[elecRef]);
}
for (size_t j = 0; j<isolationValues.size(); ++j) {
if(useParticleFlow_) {
reco::CandidatePtr source = anElectron.pfCandidateRef()->sourceCandidatePtr(0);
anElectron.setIsolation(isolationValueLabels_[j].first,
(*isolationValues[j])[source]);
}
else
if(pfId){
anElectron.setIsolation(isolationValueLabels_[j].first,(*isolationValues[j])[elecRef]);
}
}
//for electrons not identified as PF electrons
for (size_t j = 0; j<isolationValuesNoPFId.size(); ++j) {
if( !pfId) {
anElectron.setIsolation(isolationValueLabelsNoPFId_[j].first,(*isolationValuesNoPFId[j])[elecRef]);
}
}
}
void PATElectronProducer::fillElectron2( Electron& anElectron,
const reco::CandidatePtr& candPtrForIsolation,
const reco::CandidatePtr& candPtrForGenMatch,
const reco::CandidatePtr& candPtrForLoader,
const GenAssociations& genMatches,
const IsoDepositMaps& deposits,
const IsolationValueMaps& isolationValues) const {
//COLIN/Florian: use the PFCandidate 4-mom.
anElectron.setEcalDrivenMomentum(anElectron.p4()) ;
anElectron.setP4( anElectron.pfCandidateRef()->p4() );
// is the concrete elecRef needed for the efficiency loader? what is this loader?
// how can we make it compatible with the particle flow electrons?
if (embedGsfElectronCore_) anElectron.embedGsfElectronCore();
if (embedGsfTrack_) anElectron.embedGsfTrack();
if (embedSuperCluster_) anElectron.embedSuperCluster();
if (embedPflowSuperCluster_ ) anElectron.embedPflowSuperCluster();
if (embedSeedCluster_) anElectron.embedSeedCluster();
if (embedBasicClusters_) anElectron.embedBasicClusters();
if (embedPreshowerClusters_) anElectron.embedPreshowerClusters();
if (embedPflowBasicClusters_ ) anElectron.embedPflowBasicClusters();
if (embedPflowPreshowerClusters_ ) anElectron.embedPflowPreshowerClusters();
if (embedTrack_) anElectron.embedTrack();
// store the match to the generated final state muons
if (addGenMatch_) {
for(size_t i = 0, n = genMatches.size(); i < n; ++i) {
reco::GenParticleRef genElectron = (*genMatches[i])[candPtrForGenMatch];
anElectron.addGenParticleRef(genElectron);
}
if (embedGenMatch_) anElectron.embedGenParticle();
}
//COLIN what's this? does it have to be GsfElectron specific?
if (efficiencyLoader_.enabled()) {
efficiencyLoader_.setEfficiencies( anElectron, candPtrForLoader );
}
if (resolutionLoader_.enabled()) {
resolutionLoader_.setResolutions(anElectron);
}
for (size_t j = 0, nd = deposits.size(); j < nd; ++j) {
if( isoDepositLabels_[j].first==pat::TrackIso ||
isoDepositLabels_[j].first==pat::EcalIso ||
isoDepositLabels_[j].first==pat::HcalIso ||
deposits[j]->contains(candPtrForGenMatch.id())) {
anElectron.setIsoDeposit(isoDepositLabels_[j].first,
(*deposits[j])[candPtrForGenMatch]);
}
else if (deposits[j]->contains(candPtrForIsolation.id())) {
anElectron.setIsoDeposit(isoDepositLabels_[j].first,
(*deposits[j])[candPtrForIsolation]);
}
else {
anElectron.setIsoDeposit(isoDepositLabels_[j].first,
(*deposits[j])[candPtrForIsolation->sourceCandidatePtr(0)]);
}
}
for (size_t j = 0; j<isolationValues.size(); ++j) {
if( isolationValueLabels_[j].first==pat::TrackIso ||
isolationValueLabels_[j].first==pat::EcalIso ||
isolationValueLabels_[j].first==pat::HcalIso ||
isolationValues[j]->contains(candPtrForGenMatch.id())) {
anElectron.setIsolation(isolationValueLabels_[j].first,
(*isolationValues[j])[candPtrForGenMatch]);
}
else if (isolationValues[j]->contains(candPtrForIsolation.id())) {
anElectron.setIsolation(isolationValueLabels_[j].first,
(*isolationValues[j])[candPtrForIsolation]);
}
else {
anElectron.setIsolation(isolationValueLabels_[j].first,
(*isolationValues[j])[candPtrForIsolation->sourceCandidatePtr(0)]);
}
}
}
void PATElectronProducer::setElectronMiniIso(Electron& anElectron, const PackedCandidateCollection *pc)
{
pat::PFIsolation miniiso;
if(anElectron.isEE())
miniiso = pat::getMiniPFIsolation(pc, anElectron.p4(),
miniIsoParamsE_[0], miniIsoParamsE_[1], miniIsoParamsE_[2],
miniIsoParamsE_[3], miniIsoParamsE_[4], miniIsoParamsE_[5],
miniIsoParamsE_[6], miniIsoParamsE_[7], miniIsoParamsE_[8]);
else
miniiso = pat::getMiniPFIsolation(pc, anElectron.p4(),
miniIsoParamsB_[0], miniIsoParamsB_[1], miniIsoParamsB_[2],
miniIsoParamsB_[3], miniIsoParamsB_[4], miniIsoParamsB_[5],
miniIsoParamsB_[6], miniIsoParamsB_[7], miniIsoParamsB_[8]);
anElectron.setMiniPFIsolation(miniiso);
}
// ParameterSet description for module
void PATElectronProducer::fillDescriptions(edm::ConfigurationDescriptions & descriptions)
{
edm::ParameterSetDescription iDesc;
iDesc.setComment("PAT electron producer module");
// input source
iDesc.add<edm::InputTag>("pfCandidateMap", edm::InputTag("no default"))->setComment("input collection");
iDesc.add<edm::InputTag>("electronSource", edm::InputTag("no default"))->setComment("input collection");
iDesc.ifValue(edm::ParameterDescription<bool>("addPFClusterIso", false, true),
true >> (edm::ParameterDescription<edm::InputTag>("ecalPFClusterIsoMap", edm::InputTag("electronEcalPFClusterIsolationProducer"), true) and
edm::ParameterDescription<edm::InputTag>("hcalPFClusterIsoMap", edm::InputTag("electronHcalPFClusterIsolationProducer"),true)) or
false >> (edm::ParameterDescription<edm::InputTag>("ecalPFClusterIsoMap", edm::InputTag(""), true) and
edm::ParameterDescription<edm::InputTag>("hcalPFClusterIsoMap", edm::InputTag(""),true)));