JetCharge.cc

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#include "PhysicsTools/JetCharge/interface/JetCharge.h"

double JetCharge::charge(const LorentzVector &lv, const reco::CandidateCollection &vec) const {
  return chargeFromVal<reco::Candidate, reco::CandidateCollection>(lv, vec);
}

double JetCharge::charge(const LorentzVector &lv, const reco::TrackCollection &vec) const {
  return chargeFromVal<reco::Track, reco::TrackCollection>(lv, vec);
}

double JetCharge::charge(const LorentzVector &lv, const reco::TrackRefVector &vec) const {
  return chargeFromRef<reco::TrackRef, reco::TrackRefVector>(lv, vec);
}

double JetCharge::charge(const reco::Candidate &parent) const {
  return chargeFromValIterator<reco::Candidate, reco::Candidate::const_iterator>(
      parent.p4(), parent.begin(), parent.end());
}

JetCharge::JetCharge(const edm::ParameterSet &iCfg) : var_(Pt), exp_(iCfg.getParameter<double>("exp")) {
  std::string var = iCfg.getParameter<std::string>("var");
  if (var == "Pt") {
    var_ = Pt;
  } else if (var == "RelPt") {
    var_ = RelPt;
  } else if (var == "RelEta") {
    var_ = RelEta;
  } else if (var == "DeltaR") {
    var_ = DeltaR;
  } else if (var == "Unit") {
    var_ = Unit;
  } else {
    throw cms::Exception("Configuration error") << "Unknown variable " << var.c_str() << " for computing jet charge";
  }
}