L2MuonIsolationProducer.cc

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// Framework
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/ConsumesCollector.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "DataFormats/Common/interface/Handle.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
 
#include "DataFormats/RecoCandidate/interface/IsoDepositDirection.h"
#include "RecoMuon/L2MuonIsolationProducer/src/L2MuonIsolationProducer.h"
 
#include "DataFormats/Common/interface/AssociationMap.h"
#include "DataFormats/TrackReco/interface/Track.h"
#include "DataFormats/TrackReco/interface/TrackFwd.h"
#include "DataFormats/RecoCandidate/interface/RecoChargedCandidate.h"
#include "DataFormats/RecoCandidate/interface/RecoChargedCandidateFwd.h"
#include "DataFormats/RecoCandidate/interface/IsoDepositFwd.h"
 
#include "PhysicsTools/IsolationAlgos/interface/IsoDepositExtractor.h"
#include "PhysicsTools/IsolationAlgos/interface/IsoDepositExtractorFactory.h"
#include "RecoMuon/MuonIsolation/interface/MuonIsolatorFactory.h"
 
#include <string>
 
using namespace edm;
using namespace std;
using namespace reco;
using namespace muonisolation;
 
L2MuonIsolationProducer::L2MuonIsolationProducer(const ParameterSet& par)
    : theSACollectionLabel(par.getParameter<edm::InputTag>("StandAloneCollectionLabel")) {
  LogDebug("Muon|RecoMuon|L2MuonIsolationProducer") << " L2MuonIsolationProducer constructor called";
 
  theSACollectionToken = consumes<RecoChargedCandidateCollection>(theSACollectionLabel);
 
  //
  // Extractor
  //
  edm::ParameterSet extractorPSet = par.getParameter<edm::ParameterSet>("ExtractorPSet");
  std::string extractorName = extractorPSet.getParameter<std::string>("ComponentName");
  theExtractor = std::unique_ptr<reco::isodeposit::IsoDepositExtractor>{
      IsoDepositExtractorFactory::get()->create(extractorName, extractorPSet, consumesCollector())};
 
  edm::ParameterSet isolatorPSet = par.getParameter<edm::ParameterSet>("IsolatorPSet");
  bool haveIsolator = !isolatorPSet.empty();
  optOutputDecision = haveIsolator;
  if (optOutputDecision) {
    std::string type = isolatorPSet.getParameter<std::string>("ComponentName");
    theDepositIsolator = std::unique_ptr<muonisolation::MuIsoBaseIsolator>{
        MuonIsolatorFactory::get()->create(type, isolatorPSet, consumesCollector())};
  }
  if (optOutputDecision)
    produces<edm::ValueMap<bool>>();
  produces<reco::IsoDepositMap>();
 
  optOutputIsolatorFloat = par.getParameter<bool>("WriteIsolatorFloat");
  if (optOutputIsolatorFloat && haveIsolator) {
    produces<edm::ValueMap<float>>();
  }
}
 
L2MuonIsolationProducer::~L2MuonIsolationProducer() {
  LogDebug("Muon|RecoMuon|L2MuonIsolationProducer") << " L2MuonIsolationProducer destructor called";
}
 
void L2MuonIsolationProducer::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
  edm::ParameterSetDescription desc;
  desc.add<edm::InputTag>("StandAloneCollectionLabel", edm::InputTag("hltL2MuonCandidates"));
  edm::ParameterSetDescription extractorPSet;
  {
    extractorPSet.add<double>("DR_Veto_H", 0.1);
    extractorPSet.add<bool>("Vertex_Constraint_Z", false);
    extractorPSet.add<double>("Threshold_H", 0.5);
    extractorPSet.add<std::string>("ComponentName", "CaloExtractor");
    extractorPSet.add<double>("Threshold_E", 0.2);
    extractorPSet.add<double>("DR_Max", 1.0);
    extractorPSet.add<double>("DR_Veto_E", 0.07);
    extractorPSet.add<double>("Weight_E", 1.5);
    extractorPSet.add<bool>("Vertex_Constraint_XY", false);
    extractorPSet.addUntracked<std::string>("DepositLabel", "EcalPlusHcal");
    extractorPSet.add<edm::InputTag>("CaloTowerCollectionLabel", edm::InputTag("towerMaker"));
    extractorPSet.add<double>("Weight_H", 1.0);
  }
  desc.add<edm::ParameterSetDescription>("ExtractorPSet", extractorPSet);
  edm::ParameterSetDescription isolatorPSet;
  {
    std::vector<double> temp;
    isolatorPSet.add<std::vector<double>>("ConeSizesRel", std::vector<double>(1, 0.3));
    isolatorPSet.add<double>("EffAreaSFEndcap", 1.0);
    isolatorPSet.add<bool>("CutAbsoluteIso", true);
    isolatorPSet.add<bool>("AndOrCuts", true);
    isolatorPSet.add<edm::InputTag>("RhoSrc", edm::InputTag("hltKT6CaloJetsForMuons", "rho"));
    isolatorPSet.add<std::vector<double>>("ConeSizes", std::vector<double>(1, 0.3));
    isolatorPSet.add<std::string>("ComponentName", "CutsIsolatorWithCorrection");
    isolatorPSet.add<bool>("ReturnRelativeSum", false);
    isolatorPSet.add<double>("RhoScaleBarrel", 1.0);
    isolatorPSet.add<double>("EffAreaSFBarrel", 1.0);
    isolatorPSet.add<bool>("CutRelativeIso", false);
    isolatorPSet.add<std::vector<double>>("EtaBounds", std::vector<double>(1, 2.411));
    isolatorPSet.add<std::vector<double>>("Thresholds", std::vector<double>(1, 9.9999999E7));
    isolatorPSet.add<bool>("ReturnAbsoluteSum", true);
    isolatorPSet.add<std::vector<double>>("EtaBoundsRel", std::vector<double>(1, 2.411));
    isolatorPSet.add<std::vector<double>>("ThresholdsRel", std::vector<double>(1, 9.9999999E7));
    isolatorPSet.add<double>("RhoScaleEndcap", 1.0);
    isolatorPSet.add<double>("RhoMax", 9.9999999E7);
    isolatorPSet.add<bool>("UseRhoCorrection", true);
  }
  desc.add<edm::ParameterSetDescription>("IsolatorPSet", isolatorPSet);
  desc.add<bool>("WriteIsolatorFloat", false);
  descriptions.add("hltL2MuonIsolations", desc);
}
 
void L2MuonIsolationProducer::produce(Event& event, const EventSetup& eventSetup) {
  std::string metname = "Muon|RecoMuon|L2MuonIsolationProducer";
 
  LogDebug(metname) << " L2 Muon Isolation producing...";
 
  // Take the SA container
  LogDebug(metname) << " Taking the StandAlone muons: " << theSACollectionLabel;
  Handle<RecoChargedCandidateCollection> muons;
  event.getByToken(theSACollectionToken, muons);
 
  // Find deposits and load into event
  LogDebug(metname) << " Get energy around";
  auto depMap = std::make_unique<reco::IsoDepositMap>();
  auto isoMap = std::make_unique<edm::ValueMap<bool>>();
  auto isoFloatMap = std::make_unique<edm::ValueMap<float>>();
 
  unsigned int nMuons = muons->size();
  std::vector<IsoDeposit> deps(nMuons);
  std::vector<bool> isos(nMuons, false);
  std::vector<float> isoFloats(nMuons, 0);
 
  // fill track collection to use for vetos calculation
  TrackCollection muonTracks;
  for (unsigned int i = 0; i < nMuons; i++) {
    TrackRef tk = (*muons)[i].track();
    muonTracks.push_back(*tk);
  }
 
  theExtractor->fillVetos(event, eventSetup, muonTracks);
 
  for (unsigned int i = 0; i < nMuons; i++) {
    TrackRef tk = (*muons)[i].track();
 
    deps[i] = theExtractor->deposit(event, eventSetup, *tk);
 
    if (optOutputDecision) {
      muonisolation::MuIsoBaseIsolator::DepositContainer isoContainer(
          1, muonisolation::MuIsoBaseIsolator::DepositAndVetos(&deps[i]));
      muonisolation::MuIsoBaseIsolator::Result isoResult = theDepositIsolator->result(isoContainer, *tk, &event);
      isos[i] = isoResult.valBool;
      isoFloats[i] = isoResult.valFloat;
    }
  }
 
  reco::IsoDepositMap::Filler depFiller(*depMap);
  depFiller.insert(muons, deps.begin(), deps.end());
  depFiller.fill();
  event.put(std::move(depMap));
 
  if (optOutputDecision) {
    edm::ValueMap<bool>::Filler isoFiller(*isoMap);
    isoFiller.insert(muons, isos.begin(), isos.end());
    isoFiller.fill();  
    event.put(std::move(isoMap));
 
    if (optOutputIsolatorFloat) {
      edm::ValueMap<float>::Filler isoFloatFiller(*isoFloatMap);
      isoFloatFiller.insert(muons, isoFloats.begin(), isoFloats.end());
      isoFloatFiller.fill();  
      event.put(std::move(isoFloatMap));
    }
  }
 
  LogDebug(metname) << " Event loaded"
                    << "================================";
}