ChainedJetCorrector Class Reference

#include <ChainedJetCorrector.h>

Inheritance diagram for ChainedJetCorrector:

List of all members.

Public Member Functions
	ChainedJetCorrector ()
void	clear ()
virtual double	correction (const reco::Jet &fJet) const
	apply correction using Jet information only
virtual double	correction (const reco::Jet &fJet, const edm::RefToBase< reco::Jet > &fJetRef, const edm::Event &fEvent, const edm::EventSetup &fSetup) const
	apply correction using all event information
virtual double	correction (const JetCorrector::LorentzVector &fJet) const
	get correction using Jet information only
virtual bool	eventRequired () const
	if correction needs event information
void	push_back (const JetCorrector *fCorrector)
virtual	~ChainedJetCorrector ()
Private Attributes
std::vector< const JetCorrector * >	mCorrectors

---

Detailed Description

Definition at line 16 of file ChainedJetCorrector.h.

---

Constructor & Destructor Documentation

ChainedJetCorrector::ChainedJetCorrector

(

)

[inline]

Definition at line 19 of file ChainedJetCorrector.h.

{}

virtual ChainedJetCorrector::~ChainedJetCorrector

(

)

[inline, virtual]

Definition at line 20 of file ChainedJetCorrector.h.

{}

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Member Function Documentation

void ChainedJetCorrector::clear

(

void

)

[inline]

Definition at line 32 of file ChainedJetCorrector.h.

References mCorrectors.

Referenced by JetCorrectionServiceChain::produce().

{mCorrectors.clear ();}

double ChainedJetCorrector::correction	(	const reco::Jet &	fJet,
		const edm::RefToBase< reco::Jet > &	fJetRef,
		const edm::Event &	fEvent,
		const edm::EventSetup &	fSetup
	)		const [virtual]

apply correction using all event information

Reimplemented from JetCorrector.

Definition at line 37 of file ChainedJetCorrector.cc.

References reco::CompositePtrCandidate::clone(), i, metsig::jet, mCorrectors, and query::result.

{
  std::auto_ptr<reco::Jet> jet (dynamic_cast<reco::Jet*> (fJet.clone ()));
  double result = 1;
  for (size_t i = 0; i < mCorrectors.size (); ++i) {
    double scale = mCorrectors[i]->correction (*jet, fJetRef, fEvent, fSetup);
    jet->scaleEnergy (scale);
    result *= scale;
  }
  return result;
}

double ChainedJetCorrector::correction

(

const reco::Jet &

fJet

)

const [virtual]

apply correction using Jet information only

Implements JetCorrector.

Definition at line 24 of file ChainedJetCorrector.cc.

References reco::CompositePtrCandidate::clone(), i, metsig::jet, mCorrectors, and query::result.

{
  std::auto_ptr<reco::Jet> jet (dynamic_cast<reco::Jet*> (fJet.clone ()));
  double result = 1;
  for (size_t i = 0; i < mCorrectors.size (); ++i) {
    double scale = mCorrectors[i]->correction (*jet);
    jet->scaleEnergy (scale);
    result *= scale;
  }
  return result;
}

double ChainedJetCorrector::correction

(

const JetCorrector::LorentzVector &

fJet

)

const [virtual]

get correction using Jet information only

Implements JetCorrector.

Definition at line 11 of file ChainedJetCorrector.cc.

References i, metsig::jet, mCorrectors, and query::result.

{
  LorentzVector jet = fJet;
  double result = 1;
  for (size_t i = 0; i < mCorrectors.size (); ++i) {
    double scale = mCorrectors[i]->correction (jet);
    jet *= scale;
    result *= scale;
  }
  return result;
}

bool ChainedJetCorrector::eventRequired

(

)

const [virtual]

if correction needs event information

Implements JetCorrector.

Definition at line 53 of file ChainedJetCorrector.cc.

References i, and mCorrectors.

{
  for (size_t i = 0; i < mCorrectors.size (); ++i) {
    if (mCorrectors[i]->eventRequired ()) return true;
  }
  return false;
}

void ChainedJetCorrector::push_back

(

const JetCorrector *

fCorrector

)

[inline]

Definition at line 31 of file ChainedJetCorrector.h.

References mCorrectors.

Referenced by JetCorrectionServiceChain::produce().

{mCorrectors.push_back (fCorrector);}

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Member Data Documentation

std::vector<const JetCorrector*> ChainedJetCorrector::mCorrectors [private]

Definition at line 35 of file ChainedJetCorrector.h.

Referenced by clear(), correction(), eventRequired(), and push_back().