tautools::RecoTauDistanceFromTruthPlugin Class Reference

Inheritance diagram for tautools::RecoTauDistanceFromTruthPlugin:

List of all members.

Public Member Functions
void	beginEvent ()
double	operator() (const reco::PFTauRef &) const
	RecoTauDistanceFromTruthPlugin (const edm::ParameterSet &pset)
virtual	~RecoTauDistanceFromTruthPlugin ()
Private Types
typedef edm::Association < reco::GenJetCollection >	GenJetAssociation
Private Attributes
edm::Handle< GenJetAssociation >	genTauMatch_
edm::InputTag	matchingSrc_

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Detailed Description

Definition at line 16 of file RecoTauDistanceFromTruthPlugin.cc.

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Member Typedef Documentation

typedef edm::Association<reco::GenJetCollection> tautools::RecoTauDistanceFromTruthPlugin::GenJetAssociation [private]

Definition at line 24 of file RecoTauDistanceFromTruthPlugin.cc.

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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

(

)

[inline, virtual]

Definition at line 19 of file RecoTauDistanceFromTruthPlugin.cc.

{}

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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());
}

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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().