tautools::RecoTauDistanceFromTruthPlugin Class Reference

Inheritance diagram for tautools::RecoTauDistanceFromTruthPlugin:

Public Member Functions
void	beginEvent ()
double	operator() (const reco::PFTauRef &) const
	RecoTauDistanceFromTruthPlugin (const edm::ParameterSet &pset)
virtual	~RecoTauDistanceFromTruthPlugin ()
Public Member Functions inherited from reco::tau::RecoTauCleanerPlugin
	RecoTauCleanerPlugin (const edm::ParameterSet &pset)
virtual	~RecoTauCleanerPlugin ()
Public Member Functions inherited from reco::tau::RecoTauEventHolderPlugin
const edm::Event *	evt () const
const edm::EventSetup *	evtSetup () const
	RecoTauEventHolderPlugin (const edm::ParameterSet &pset)
void	setup (const edm::Event &, const edm::EventSetup &)
virtual	~RecoTauEventHolderPlugin ()
Public Member Functions inherited from reco::tau::RecoTauNamedPlugin
const std::string &	name () const
	RecoTauNamedPlugin (const edm::ParameterSet &pset)
virtual	~RecoTauNamedPlugin ()

Private Types
typedef edm::Association < reco::GenJetCollection >	GenJetAssociation

Private Attributes
edm::Handle< GenJetAssociation >	genTauMatch_
edm::InputTag	matchingSrc_

Detailed Description

Definition at line 16 of file RecoTauDistanceFromTruthPlugin.cc.

Member Typedef Documentation

typedef edm::Association<reco::GenJetCollection> tautools::RecoTauDistanceFromTruthPlugin::GenJetAssociation

private

Definition at line 24 of file RecoTauDistanceFromTruthPlugin.cc.

Constructor & Destructor Documentation

tautools::RecoTauDistanceFromTruthPlugin::RecoTauDistanceFromTruthPlugin

(

const edm::ParameterSet &

pset

)

Definition at line 28 of file RecoTauDistanceFromTruthPlugin.cc.

References edm::ParameterSet::getParameter(), and matchingSrc_.

                                : reco::tau::RecoTauCleanerPlugin(pset) {
  matchingSrc_ = pset.getParameter<edm::InputTag>("matching");
}

virtual tautools::RecoTauDistanceFromTruthPlugin::~RecoTauDistanceFromTruthPlugin ( )

inlinevirtual

Definition at line 19 of file RecoTauDistanceFromTruthPlugin.cc.

{}

Member Function Documentation

void tautools::RecoTauDistanceFromTruthPlugin::beginEvent ( )

virtual

Reimplemented from reco::tau::RecoTauCleanerPlugin.

Definition at line 33 of file RecoTauDistanceFromTruthPlugin.cc.

References reco::tau::RecoTauEventHolderPlugin::evt(), genTauMatch_, edm::Event::getByLabel(), and matchingSrc_.

                                                {
  // Load the matching information
  evt()->getByLabel(matchingSrc_, genTauMatch_);
}

double tautools::RecoTauDistanceFromTruthPlugin::operator() ( const reco::PFTauRef &  tauRef ) const

virtual

Implements reco::tau::RecoTauCleanerPlugin.

Definition at line 38 of file RecoTauDistanceFromTruthPlugin.cc.

References abs, infinity, and edm::Ref< C, T, F >::isNull().

                                                                                  {

  GenJetAssociation::reference_type truth = (*genTauMatch_)[tauRef];

  // Check if the matching exists, if not return +infinity
  if (truth.isNull())
    return std::numeric_limits<double>::infinity();

  return std::abs(tauRef->pt() - truth->pt());
}

Member Data Documentation

edm::Handle<GenJetAssociation> tautools::RecoTauDistanceFromTruthPlugin::genTauMatch_

private

Definition at line 25 of file RecoTauDistanceFromTruthPlugin.cc.

Referenced by beginEvent().

edm::InputTag tautools::RecoTauDistanceFromTruthPlugin::matchingSrc_

private

Definition at line 23 of file RecoTauDistanceFromTruthPlugin.cc.

Referenced by beginEvent(), and RecoTauDistanceFromTruthPlugin().