#include <L1FastjetCorrector.h>

Inheritance diagram for L1FastjetCorrector:

Public Member Functions
virtual double	correction (const LorentzVector &fJet) const
	apply correction using Jet information only
virtual double	correction (const reco::Jet &fJet) const
	apply correction using Jet information only
virtual double	correction (const reco::Jet &fJet, const edm::Event &fEvent, const edm::EventSetup &fSetup) const
	apply correction using all event information
virtual bool	eventRequired () const
	if correction needs event information
	L1FastjetCorrector (const JetCorrectorParameters &fParam, const edm::ParameterSet &fConfig)
virtual bool	refRequired () const
	if correction needs the jet reference
virtual	~L1FastjetCorrector ()
Private Attributes
FactorizedJetCorrector *	mCorrector
edm::InputTag	srcRho_

Detailed Description

Definition at line 17 of file L1FastjetCorrector.h.

Constructor & Destructor Documentation

L1FastjetCorrector::L1FastjetCorrector	(	const JetCorrectorParameters &	fParam,
		const edm::ParameterSet &	fConfig
	)

Definition at line 23 of file L1FastjetCorrector.cc.

References JetCorrectorParameters::definitions(), and mCorrector.

  : srcRho_(fConfig.getParameter<edm::InputTag>("srcRho"))
{
  if (fParam.definitions().level() != "L1FastJet")
    throw cms::Exception("L1FastjetCorrector")<<" correction level: "<<fParam.definitions().level()<<" is not L1FastJet"; 
  vector<JetCorrectorParameters> vParam;
  vParam.push_back(fParam);
  mCorrector = new FactorizedJetCorrector(vParam);
}

L1FastjetCorrector::~L1FastjetCorrector ( ) [virtual]

Definition at line 34 of file L1FastjetCorrector.cc.

References mCorrector.

{
  delete mCorrector;
}

Member Function Documentation

double L1FastjetCorrector::correction ( const LorentzVector & fJet ) const [virtual]

apply correction using Jet information only

Implements JetCorrector.

Definition at line 45 of file L1FastjetCorrector.cc.

References Exception.

{
  throw cms::Exception("EventRequired")
    <<"Wrong interface correction(LorentzVector), event required!";
  return 1.0;
}

double L1FastjetCorrector::correction ( const reco::Jet & fJet ) const [virtual]

apply correction using Jet information only

Implements JetCorrector.

Definition at line 54 of file L1FastjetCorrector.cc.

References Exception.

{
  throw cms::Exception("EventRequired")
    <<"Wrong interface correction(reco::Jet), event required!";
  return 1.0;
}

double L1FastjetCorrector::correction	(	const reco::Jet &	fJet,
		const edm::Event &	fEvent,
		const edm::EventSetup &	fSetup
	)		const `[virtual]`

apply correction using all event information

Reimplemented from JetCorrector.

Definition at line 63 of file L1FastjetCorrector.cc.

References reco::LeafCandidate::eta(), edm::Event::getByLabel(), FactorizedJetCorrector::getCorrection(), reco::Jet::jetArea(), mCorrector, reco::LeafCandidate::pt(), query::result, rho, FactorizedJetCorrector::setJetA(), FactorizedJetCorrector::setJetEta(), FactorizedJetCorrector::setJetPt(), FactorizedJetCorrector::setRho(), and srcRho_.

{
  edm::Handle<double> rho;
  fEvent.getByLabel(srcRho_,rho);
  double result(1.0);
  mCorrector->setJetEta(fJet.eta());
  mCorrector->setJetPt(fJet.pt());
  mCorrector->setJetA(fJet.jetArea());
  mCorrector->setRho(*rho);
  result = mCorrector->getCorrection();  
  return result;
}