reco::tau::PFRecoTauMassPlugin Class Reference

Inheritance diagram for reco::tau::PFRecoTauMassPlugin:

Public Member Functions
virtual void	beginEvent ()
virtual void	endEvent ()
void	operator() (PFTau &) const
	PFRecoTauMassPlugin (const edm::ParameterSet &, edm::ConsumesCollector &&iC)
virtual	~PFRecoTauMassPlugin ()
Public Member Functions inherited from reco::tau::RecoTauModifierPlugin
	RecoTauModifierPlugin (const edm::ParameterSet &pset, edm::ConsumesCollector &&iC)
virtual	~RecoTauModifierPlugin ()
Public Member Functions inherited from reco::tau::RecoTauEventHolderPlugin
const edm::Event *	evt () const
edm::Event *	evt ()
const edm::EventSetup *	evtSetup () const
	RecoTauEventHolderPlugin (const edm::ParameterSet &pset)
void	setup (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 Attributes
int	verbosity_

Detailed Description

Definition at line 24 of file PFRecoTauMassPlugin.cc.

Constructor & Destructor Documentation

reco::tau::PFRecoTauMassPlugin::PFRecoTauMassPlugin ( const edm::ParameterSet &  cfg, edm::ConsumesCollector &&  iC  )

explicit

Definition at line 39 of file PFRecoTauMassPlugin.cc.

References edm::ParameterSet::exists(), edm::ParameterSet::getParameter(), and verbosity_.

    : RecoTauModifierPlugin(cfg, std::move(iC))
{
  verbosity_ = ( cfg.exists("verbosity") ) ?
    cfg.getParameter<int>("verbosity") : 0;
}

reco::tau::PFRecoTauMassPlugin::~PFRecoTauMassPlugin ( )

virtual

Definition at line 46 of file PFRecoTauMassPlugin.cc.

{}

Member Function Documentation

void reco::tau::PFRecoTauMassPlugin::beginEvent ( )

virtual

Reimplemented from reco::tau::RecoTauModifierPlugin.

Definition at line 49 of file PFRecoTauMassPlugin.cc.

{}

void reco::tau::PFRecoTauMassPlugin::endEvent ( )

virtual

Reimplemented from reco::tau::RecoTauModifierPlugin.

Definition at line 75 of file PFRecoTauMassPlugin.cc.

{}

void reco::tau::PFRecoTauMassPlugin::operator() ( PFTau &  tau ) const

virtual

Implements reco::tau::RecoTauModifierPlugin.

Definition at line 52 of file PFRecoTauMassPlugin.cc.

References gather_cfg::cout, reco::PFTau::decayMode(), reco::LeafCandidate::energy(), reco::LeafCandidate::eta(), reco::PFTau::kOneProng0PiZero, reco::LeafCandidate::mass(), reco::LeafCandidate::phi(), reco::LeafCandidate::pt(), reco::LeafCandidate::setP4(), reco::LeafCandidate::theta(), and verbosity_.

{
  if ( verbosity_ ) {
    std::cout << "<PFRecoTauMassPlugin::operator()>:" << std::endl;
    std::cout << "tau: Pt = " << tau.pt() << ", eta = " << tau.eta() << ", phi = " << tau.phi() << ", mass = " << tau.mass() << " (decayMode = " << tau.decayMode() << ")" << std::endl;
  }

  if ( tau.decayMode() == reco::PFTau::kOneProng0PiZero ) {
    double tauEn = tau.energy();
    const double chargedPionMass = 0.13957; // GeV
    if ( tauEn < chargedPionMass ) tauEn = chargedPionMass;
    double tauP_modified = TMath::Sqrt(tauEn*tauEn - chargedPionMass*chargedPionMass);
    double tauPx_modified = TMath::Cos(tau.phi())*TMath::Sin(tau.theta())*tauP_modified;
    double tauPy_modified = TMath::Sin(tau.phi())*TMath::Sin(tau.theta())*tauP_modified;
    double tauPz_modified = TMath::Cos(tau.theta())*tauP_modified;
    reco::Candidate::LorentzVector tauP4_modified(tauPx_modified, tauPy_modified, tauPz_modified, tauEn);
    if ( verbosity_ ) {
      std::cout << "--> setting tauP4: Pt = " << tauP4_modified.pt() << ", eta = " << tauP4_modified.eta() << ", phi = " << tauP4_modified.phi() << ", mass = " << tauP4_modified.mass() << std::endl;
    }
    tau.setP4(tauP4_modified);
  }
}

Member Data Documentation

int reco::tau::PFRecoTauMassPlugin::verbosity_

private

Definition at line 36 of file PFRecoTauMassPlugin.cc.

Referenced by operator()(), and PFRecoTauMassPlugin().