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File indexing completed on 2021-02-25 03:57:24

0001 #include "FWCore/Framework/interface/Frameworkfwd.h"
0002 #include "FWCore/Framework/interface/stream/EDProducer.h"
0003 #include "FWCore/Framework/interface/Event.h"
0004 #include "FWCore/Framework/interface/MakerMacros.h"
0005 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0006 #include "DataFormats/RecoCandidate/interface/RecoEcalCandidateIsolation.h"
0007 #include "DataFormats/EgammaReco/interface/SuperCluster.h"
0008 #include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
0009 #include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
0010 #include "DataFormats/CaloRecHit/interface/CaloCluster.h"
0011 #include "DataFormats/CaloRecHit/interface/CaloClusterFwd.h"
0012 #include "DataFormats/EgammaReco/interface/SuperCluster.h"
0013 #include "DataFormats/EgammaReco/interface/SuperClusterFwd.h"
0014 #include "DataFormats/RecoCandidate/interface/RecoEcalCandidate.h"
0015 #include "DataFormats/RecoCandidate/interface/RecoEcalCandidateFwd.h"
0016 #include "DataFormats/ParticleFlowReco/interface/PFRecHit.h"
0017 #include "RecoEgamma/EgammaTools/interface/HGCalShowerShapeHelper.h"
0018 #include "RecoEgamma/EgammaTools/interface/HGCalClusterTools.h"
0019 #include "RecoEgamma/EgammaTools/interface/EgammaHGCALIDParamDefaults.h"
0020 
0021 class EgammaHLTHGCalIDVarProducer : public edm::stream::EDProducer<> {
0022 public:
0023   explicit EgammaHLTHGCalIDVarProducer(const edm::ParameterSet&);
0024   ~EgammaHLTHGCalIDVarProducer() override;
0025 
0026   static void fillDescriptions(edm::ConfigurationDescriptions& descriptions);
0027   void produce(edm::Event&, const edm::EventSetup&) override;
0028 
0029   class PCAAssocMap {
0030   public:
0031     PCAAssocMap(double HGCalShowerShapeHelper::ShowerWidths::*var, const std::string& name) : var_(var), name_(name) {}
0032 
0033     void initMap(const edm::Handle<reco::RecoEcalCandidateCollection>& candHandle) {
0034       assocMap_ = std::make_unique<reco::RecoEcalCandidateIsolationMap>(candHandle);
0035     }
0036 
0037     void insert(reco::RecoEcalCandidateRef& ref, const HGCalShowerShapeHelper::ShowerWidths& showerWidths) {
0038       assocMap_->insert(ref, showerWidths.*var_);
0039     }
0040 
0041     std::unique_ptr<reco::RecoEcalCandidateIsolationMap> releaseMap() { return std::move(assocMap_); }
0042     const std::string& name() const { return name_; }
0043 
0044   private:
0045     double HGCalShowerShapeHelper::ShowerWidths::*var_;
0046     std::string name_;
0047     std::unique_ptr<reco::RecoEcalCandidateIsolationMap> assocMap_;
0048   };
0049 
0050 private:
0051   // ----------member data ---------------------------
0052   float rCylinder_;
0053   float hOverECone_;
0054   std::vector<PCAAssocMap> pcaAssocMaps_;
0055   const edm::EDGetTokenT<reco::RecoEcalCandidateCollection> recoEcalCandidateToken_;
0056   const edm::EDGetTokenT<reco::PFRecHitCollection> hgcalRecHitToken_;
0057   const edm::EDGetTokenT<reco::CaloClusterCollection> layerClusterToken_;
0058   HGCalShowerShapeHelper ssHelper_;
0059 };
0060 
0061 EgammaHLTHGCalIDVarProducer::EgammaHLTHGCalIDVarProducer(const edm::ParameterSet& config)
0062     : rCylinder_(config.getParameter<double>("rCylinder")),
0063       hOverECone_(config.getParameter<double>("hOverECone")),
0064       recoEcalCandidateToken_(
0065           consumes<reco::RecoEcalCandidateCollection>(config.getParameter<edm::InputTag>("recoEcalCandidateProducer"))),
0066       hgcalRecHitToken_(consumes<reco::PFRecHitCollection>(config.getParameter<edm::InputTag>("hgcalRecHits"))),
0067       layerClusterToken_(consumes<reco::CaloClusterCollection>(config.getParameter<edm::InputTag>("layerClusters"))),
0068       ssHelper_(consumesCollector()) {
0069   pcaAssocMaps_.emplace_back(PCAAssocMap(&HGCalShowerShapeHelper::ShowerWidths::sigma2xx, "sigma2xx"));
0070   pcaAssocMaps_.emplace_back(PCAAssocMap(&HGCalShowerShapeHelper::ShowerWidths::sigma2yy, "sigma2yy"));
0071   pcaAssocMaps_.emplace_back(PCAAssocMap(&HGCalShowerShapeHelper::ShowerWidths::sigma2zz, "sigma2zz"));
0072   pcaAssocMaps_.emplace_back(PCAAssocMap(&HGCalShowerShapeHelper::ShowerWidths::sigma2xy, "sigma2xy"));
0073   pcaAssocMaps_.emplace_back(PCAAssocMap(&HGCalShowerShapeHelper::ShowerWidths::sigma2yz, "sigma2yz"));
0074   pcaAssocMaps_.emplace_back(PCAAssocMap(&HGCalShowerShapeHelper::ShowerWidths::sigma2zx, "sigma2zx"));
0075   pcaAssocMaps_.emplace_back(PCAAssocMap(&HGCalShowerShapeHelper::ShowerWidths::sigma2uu, "sigma2uu"));
0076   pcaAssocMaps_.emplace_back(PCAAssocMap(&HGCalShowerShapeHelper::ShowerWidths::sigma2vv, "sigma2vv"));
0077   pcaAssocMaps_.emplace_back(PCAAssocMap(&HGCalShowerShapeHelper::ShowerWidths::sigma2ww, "sigma2ww"));
0078 
0079   produces<reco::RecoEcalCandidateIsolationMap>("rVar");
0080   produces<reco::RecoEcalCandidateIsolationMap>("hForHOverE");
0081   for (auto& var : pcaAssocMaps_) {
0082     produces<reco::RecoEcalCandidateIsolationMap>(var.name());
0083   }
0084 }
0085 
0086 EgammaHLTHGCalIDVarProducer::~EgammaHLTHGCalIDVarProducer() {}
0087 
0088 void EgammaHLTHGCalIDVarProducer::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
0089   edm::ParameterSetDescription desc;
0090   desc.add<edm::InputTag>("recoEcalCandidateProducer", edm::InputTag("hltL1SeededRecoEcalCandidate"));
0091   desc.add<edm::InputTag>("hgcalRecHits", edm::InputTag("hgcalRecHits"));
0092   desc.add<edm::InputTag>("layerClusters", edm::InputTag("layerClusters"));
0093   desc.add<double>("rCylinder", EgammaHGCALIDParamDefaults::kRCylinder);
0094   desc.add<double>("hOverECone", 0.15);
0095   descriptions.add(("hltEgammaHLTHGCalIDVarProducer"), desc);
0096 }
0097 
0098 void EgammaHLTHGCalIDVarProducer::produce(edm::Event& iEvent, const edm::EventSetup& iSetup) {
0099   auto recoEcalCandHandle = iEvent.getHandle(recoEcalCandidateToken_);
0100   const auto& hgcalRecHits = iEvent.get(hgcalRecHitToken_);
0101   const auto& layerClusters = iEvent.get(layerClusterToken_);
0102 
0103   ssHelper_.initPerEvent(iSetup, hgcalRecHits);
0104 
0105   auto rVarMap = std::make_unique<reco::RecoEcalCandidateIsolationMap>(recoEcalCandHandle);
0106   auto hForHoverEMap = std::make_unique<reco::RecoEcalCandidateIsolationMap>(recoEcalCandHandle);
0107   for (auto& pcaMap : pcaAssocMaps_) {
0108     pcaMap.initMap(recoEcalCandHandle);
0109   }
0110 
0111   for (size_t candNr = 0; candNr < recoEcalCandHandle->size(); candNr++) {
0112     reco::RecoEcalCandidateRef candRef(recoEcalCandHandle, candNr);
0113     auto ssCalc = ssHelper_.createCalc(*candRef->superCluster());
0114     rVarMap->insert(candRef, ssCalc.getRvar(rCylinder_));
0115 
0116     float hForHoverE = HGCalClusterTools::hadEnergyInCone(
0117         candRef->superCluster()->eta(), candRef->superCluster()->phi(), layerClusters, 0., hOverECone_, 0., 0.);
0118     hForHoverEMap->insert(candRef, hForHoverE);
0119     auto pcaWidths = ssCalc.getPCAWidths(rCylinder_);
0120     for (auto& pcaMap : pcaAssocMaps_) {
0121       pcaMap.insert(candRef, pcaWidths);
0122     }
0123   }
0124   iEvent.put(std::move(rVarMap), "rVar");
0125   iEvent.put(std::move(hForHoverEMap), "hForHOverE");
0126   for (auto& pcaMap : pcaAssocMaps_) {
0127     iEvent.put(pcaMap.releaseMap(), pcaMap.name());
0128   }
0129 }
0130 
0131 DEFINE_FWK_MODULE(EgammaHLTHGCalIDVarProducer);