GsfEleSigmaIEtaIEtaCut.cc

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#include "PhysicsTools/SelectorUtils/interface/CutApplicatorBase.h"
#include "DataFormats/EgammaCandidates/interface/GsfElectron.h"

class GsfEleSigmaIEtaIEtaCut : public CutApplicatorBase {
public:
  GsfEleSigmaIEtaIEtaCut(const edm::ParameterSet& c)
      : CutApplicatorBase(c),
        _sigmaIEtaIEtaCutValueEB(c.getParameter<double>("sigmaIEtaIEtaCutValueEB")),
        _sigmaIEtaIEtaCutValueEE(c.getParameter<double>("sigmaIEtaIEtaCutValueEE")),
        _barrelCutOff(c.getParameter<double>("barrelCutOff")) {}

  result_type operator()(const reco::GsfElectronPtr&) const final;

  double value(const reco::CandidatePtr& cand) const final;

  CandidateType candidateType() const final { return ELECTRON; }

private:
  const double _sigmaIEtaIEtaCutValueEB, _sigmaIEtaIEtaCutValueEE, _barrelCutOff;
};

DEFINE_EDM_PLUGIN(CutApplicatorFactory, GsfEleSigmaIEtaIEtaCut, "GsfEleSigmaIEtaIEtaCut");

CutApplicatorBase::result_type GsfEleSigmaIEtaIEtaCut::operator()(const reco::GsfElectronPtr& cand) const {
  const float sigmaIEtaIEtaCutValue =
      (std::abs(cand->superCluster()->position().eta()) < _barrelCutOff ? _sigmaIEtaIEtaCutValueEB
                                                                        : _sigmaIEtaIEtaCutValueEE);
  return cand->sigmaIetaIeta() < sigmaIEtaIEtaCutValue;
}

double GsfEleSigmaIEtaIEtaCut::value(const reco::CandidatePtr& cand) const {
  reco::GsfElectronPtr ele(cand);
  return ele->sigmaIetaIeta();
}