ChainedJetCorrector Class Reference

#include <ChainedJetCorrector.h>

Inheritance diagram for ChainedJetCorrector:

Public Member Functions
	ChainedJetCorrector ()
void	clear ()
double	correction (const JetCorrector::LorentzVector &fJet) const override
	get correction using Jet information only More...
double	correction (const reco::Jet &fJet) const override
	apply correction using Jet information only More...
double	correction (const reco::Jet &fJet, const edm::Event &fEvent, const edm::EventSetup &fSetup) const override
	apply correction using all event information More...
double	correction (const reco::Jet &fJet, const edm::RefToBase< reco::Jet > &fJetRef, const edm::Event &fEvent, const edm::EventSetup &fSetup) const override
	apply correction using all event information and reference to the raw jet More...
bool	eventRequired () const override
	if correction needs event information More...
void	push_back (const JetCorrector *fCorrector)
bool	refRequired () const override
	if correction needs jet reference More...
	~ChainedJetCorrector () override
Public Member Functions inherited from JetCorrector
virtual double	correction (const reco::Jet &fJet, const edm::RefToBase< reco::Jet > &fJetRef, const edm::Event &fEvent, const edm::EventSetup &fSetup, LorentzVector &corrected) const
	Apply vectorial correction using all event information. More...
	JetCorrector ()
virtual bool	vectorialCorrection () const
	if vectorial correction is provided More...
virtual	~JetCorrector ()

Private Attributes
std::vector< const JetCorrector * >	mCorrectors

Additional Inherited Members
Public Types inherited from JetCorrector
typedef reco::Particle::LorentzVector	LorentzVector
Static Public Member Functions inherited from JetCorrector
static const JetCorrector *	getJetCorrector (const std::string &fName, const edm::EventSetup &fSetup)
	retrieve corrector from the event setup. troughs exception if something is missing More...

Detailed Description

Definition at line 13 of file ChainedJetCorrector.h.

Constructor & Destructor Documentation

ChainedJetCorrector::ChainedJetCorrector ( )

inline

Definition at line 15 of file ChainedJetCorrector.h.

{}

ChainedJetCorrector::~ChainedJetCorrector ( )

inlineoverride

Definition at line 16 of file ChainedJetCorrector.h.

{}

Member Function Documentation

void ChainedJetCorrector::clear ( void  )

inline

Definition at line 30 of file ChainedJetCorrector.h.

References mCorrectors.

{ mCorrectors.clear(); }

double ChainedJetCorrector::correction ( const JetCorrector::LorentzVector &  fJet ) const

overridevirtual

get correction using Jet information only

Implements JetCorrector.

Definition at line 10 of file ChainedJetCorrector.cc.

References mps_fire::i, metsig::jet, mCorrectors, mps_fire::result, and pileupReCalc_HLTpaths::scale.

                                                                      {
  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;
}

double ChainedJetCorrector::correction ( const reco::Jet &  fJet ) const

overridevirtual

apply correction using Jet information only

Implements JetCorrector.

Definition at line 22 of file ChainedJetCorrector.cc.

References reco::CompositePtrCandidate::clone(), mps_fire::i, metsig::jet, mCorrectors, mps_fire::result, and pileupReCalc_HLTpaths::scale.

                                                                {
  std::unique_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 reco::Jet &  fJet, const edm::Event &  fEvent, const edm::EventSetup &  fSetup  ) const

overridevirtual

apply correction using all event information

Reimplemented from JetCorrector.

Definition at line 34 of file ChainedJetCorrector.cc.

References reco::CompositePtrCandidate::clone(), mps_fire::i, metsig::jet, mCorrectors, mps_fire::result, and pileupReCalc_HLTpaths::scale.

                                                                          {
  std::unique_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, fEvent, fSetup);
    jet->scaleEnergy(scale);
    result *= scale;
  }
  return result;
}

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

overridevirtual

apply correction using all event information and reference to the raw jet

Reimplemented from JetCorrector.

Definition at line 47 of file ChainedJetCorrector.cc.

References reco::CompositePtrCandidate::clone(), mps_fire::i, metsig::jet, mCorrectors, mps_fire::result, and pileupReCalc_HLTpaths::scale.

                                                                          {
  std::unique_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;
}

bool ChainedJetCorrector::eventRequired ( ) const

overridevirtual

if correction needs event information

Implements JetCorrector.

Definition at line 62 of file ChainedJetCorrector.cc.

References mps_fire::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 29 of file ChainedJetCorrector.h.

References mCorrectors.

{ mCorrectors.push_back(fCorrector); }

bool ChainedJetCorrector::refRequired ( ) const

overridevirtual

if correction needs jet reference

Implements JetCorrector.

Definition at line 71 of file ChainedJetCorrector.cc.

References mps_fire::i, and mCorrectors.

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

Member Data Documentation

std::vector<const JetCorrector*> ChainedJetCorrector::mCorrectors

private

Definition at line 33 of file ChainedJetCorrector.h.

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