TopJetAnalyzer.cc

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#include "TopQuarkAnalysis/Examples/plugins/TopJetAnalyzer.h"
 
TopJetAnalyzer::TopJetAnalyzer(const edm::ParameterSet& cfg)
    : inputToken_(consumes<std::vector<pat::Jet> >(cfg.getParameter<edm::InputTag>("input"))),
      verbose_(cfg.getParameter<bool>("verbose")) {
  edm::Service<TFileService> fs;
 
  mult_ = fs->make<TH1F>("mult", "multiplicity (jets)", 30, 0, 30);
  en_ = fs->make<TH1F>("en", "energy (jets)", 60, 0., 300.);
  pt_ = fs->make<TH1F>("pt", "pt (jets)", 60, 0., 300.);
  eta_ = fs->make<TH1F>("eta", "eta (jets)", 30, -3., 3.);
  phi_ = fs->make<TH1F>("phi", "phi (jets)", 40, -4., 4.);
}
 
TopJetAnalyzer::~TopJetAnalyzer() {}
 
void TopJetAnalyzer::analyze(const edm::Event& evt, const edm::EventSetup& setup) {
  edm::Handle<std::vector<pat::Jet> > jets;
  evt.getByToken(inputToken_, jets);
 
  // fill histograms
 
  mult_->Fill(jets->size());
  for (std::vector<pat::Jet>::const_iterator jet = jets->begin(); jet != jets->end(); ++jet) {
    pt_->Fill(jet->pt());
    en_->Fill(jet->energy());
    eta_->Fill(jet->eta());
    phi_->Fill(jet->phi());
  }
 
  // produce printout if desired
 
  if (jets->empty() || !verbose_)
    return;
 
  int lineWidth = 75;
  if (jets->begin()->isCaloJet())
    lineWidth = 100;
  else if (jets->begin()->isPFJet())
    lineWidth = 120;
 
  std::cout << std::setfill('=') << std::setw(lineWidth) << "\n" << std::setfill(' ');
  std::cout << std::setw(5) << "jet :" << std::setw(11) << "pt :" << std::setw(9) << "eta :" << std::setw(9)
            << "phi :" << std::setw(11) << "TCHE :" << std::setw(11) << "TCHP :" << std::setw(9)
            << "SSVHE :" << std::setw(9) << "SSVHP :";
  if (jets->begin()->isCaloJet()) {
    std::cout << std::setw(8) << "emf :" << std::setw(10) << "n90Hits :" << std::setw(7) << "fHPD";
  }
  if (jets->begin()->isPFJet()) {
    std::cout << std::setw(9) << "chf : " << std::setw(8) << "nhf : " << std::setw(8) << "cef : " << std::setw(8)
              << "nef : " << std::setw(6) << "nCh : " << std::setw(6) << "nConst";
  }
  std::cout << std::endl << std::setfill('-') << std::setw(lineWidth) << "\n" << std::setfill(' ');
  unsigned i = 0;
  for (std::vector<pat::Jet>::const_iterator jet = jets->begin(); jet != jets->end(); ++jet) {
    std::cout << std::setw(3) << i << " : " << std::setprecision(3) << std::fixed << std::setw(8) << jet->pt() << " : "
              << std::setw(6) << jet->eta() << " : " << std::setw(6) << jet->phi() << " : " << std::setw(8)
              << jet->bDiscriminator("trackCountingHighEffBJetTags") << " : " << std::setw(8)
              << jet->bDiscriminator("trackCountingHighPurBJetTags") << " : " << std::setw(6)
              << jet->bDiscriminator("simpleSecondaryVertexHighEffBJetTags") << " : " << std::setw(6)
              << jet->bDiscriminator("simpleSecondaryVertexHighPurBJetTags") << " : ";
    if (jet->isCaloJet()) {
      std::cout << std::setw(5) << jet->emEnergyFraction() << " : " << std::setw(7) << jet->jetID().n90Hits << " : "
                << std::setw(6) << jet->jetID().fHPD;
    }
    if (jet->isPFJet()) {
      std::cout << std::setw(5) << jet->chargedHadronEnergyFraction() << " : " << std::setw(5)
                << jet->neutralHadronEnergyFraction() << " : " << std::setw(5) << jet->chargedEmEnergyFraction()
                << " : " << std::setw(5) << jet->neutralEmEnergyFraction() << " : " << std::setw(3)
                << jet->chargedMultiplicity() << " : " << std::setw(6) << jet->nConstituents();
    }
    std::cout << std::endl;
    i++;
  }
  std::cout << std::setfill('=') << std::setw(lineWidth) << "\n" << std::setfill(' ');
}
 
void TopJetAnalyzer::beginJob() {}
 
void TopJetAnalyzer::endJob() {}