EleTkIsolFromCands Class Reference

#include <EleTkIsolFromCands.h>

Classes
struct	TrkCuts

Public Types
enum	PIDVeto { PIDVeto::NONE =0, PIDVeto::ELES, PIDVeto::NONELES }

Public Member Functions
std::pair< int, double >	calIsol (const reco::TrackBase &trk, const pat::PackedCandidateCollection &cands, const PIDVeto=PIDVeto::NONE) const
std::pair< int, double >	calIsol (const double eleEta, const double elePhi, const double eleVZ, const pat::PackedCandidateCollection &cands, const PIDVeto=PIDVeto::NONE) const
std::pair< int, double >	calIsol (const reco::TrackBase &trk, const reco::TrackCollection &tracks) const
std::pair< int, double >	calIsol (const double eleEta, const double elePhi, const double eleVZ, const reco::TrackCollection &tracks) const
template<typename... Args>
double	calIsolPt (Args &&...args) const
	EleTkIsolFromCands (const edm::ParameterSet &para)
	EleTkIsolFromCands (const EleTkIsolFromCands &)=default
EleTkIsolFromCands &	operator= (const EleTkIsolFromCands &)=default
	~EleTkIsolFromCands ()=default

Static Public Member Functions
static bool	passPIDVeto (const int pdgId, const EleTkIsolFromCands::PIDVeto pidVeto)
static PIDVeto	pidVetoFromStr (const std::string &vetoStr)
static edm::ParameterSetDescription	pSetDescript ()

Static Private Member Functions
static bool	passAlgo (const reco::TrackBase &trk, const std::vector< reco::TrackBase::TrackAlgorithm > &algosToRej)
static bool	passQual (const reco::TrackBase &trk, const std::vector< reco::TrackBase::TrackQuality > &quals)
static bool	passTrkSel (const reco::TrackBase &trk, const double trkPt, const TrkCuts &cuts, const double eleEta, const double elePhi, const double eleVZ)

Private Attributes
TrkCuts	barrelCuts_
TrkCuts	endcapCuts_

Detailed Description

Definition at line 45 of file EleTkIsolFromCands.h.

Member Enumeration Documentation

enum EleTkIsolFromCands::PIDVeto

strong

Enumerator
NONE
ELES
NONELES

Definition at line 47 of file EleTkIsolFromCands.h.

                    {
    NONE=0,
    ELES,
    NONELES,
  };

Constructor & Destructor Documentation

EleTkIsolFromCands::EleTkIsolFromCands ( const edm::ParameterSet &  para )

explicit

Definition at line 46 of file EleTkIsolFromCands.cc.

                                                                 :
  barrelCuts_(para.getParameter<edm::ParameterSet>("barrelCuts")),
  endcapCuts_(para.getParameter<edm::ParameterSet>("endcapCuts"))          
{
  

}

EleTkIsolFromCands::EleTkIsolFromCands ( const EleTkIsolFromCands &  )

default

EleTkIsolFromCands::~EleTkIsolFromCands ( )

default

Member Function Documentation

std::pair< int, double > EleTkIsolFromCands::calIsol	(	const reco::TrackBase &	trk,
		const pat::PackedCandidateCollection &	cands,
		const PIDVeto	pidVeto = PIDVeto::NONE
	)		const

Definition at line 63 of file EleTkIsolFromCands.cc.

References egammaForCoreTracking_cff::cands, reco::TrackBase::eta(), reco::TrackBase::phi(), and reco::TrackBase::vz().

Referenced by calIsol(), and calIsolPt().

{
  return calIsol(eleTrk.eta(),eleTrk.phi(),eleTrk.vz(),cands,pidVeto);
}

std::pair< int, double > EleTkIsolFromCands::calIsol	(	const double	eleEta,
		const double	elePhi,
		const double	eleVZ,
		const pat::PackedCandidateCollection &	cands,
		const PIDVeto	pidVeto = PIDVeto::NONE
	)		const

Definition at line 71 of file EleTkIsolFromCands.cc.

References funct::abs(), barrelCuts_, egammaForCoreTracking_cff::cuts, endcapCuts_, passPIDVeto(), passTrkSel(), and reco::TrackBase::pt().

{
  double ptSum=0.;
  int nrTrks=0;

  const TrkCuts& cuts = std::abs(eleEta)<1.5 ? barrelCuts_ : endcapCuts_;
  
  for(auto& cand  : cands){
    if(cand.hasTrackDetails() && cand.charge()!=0 && passPIDVeto(cand.pdgId(),pidVeto)){
      const reco::Track& trk = cand.pseudoTrack();
      if(passTrkSel(trk,trk.pt(),cuts,eleEta,elePhi,eleVZ)){    
    ptSum+=trk.pt();
    nrTrks++;
      }
    }
  }
  return {nrTrks,ptSum};    
}

std::pair< int, double > EleTkIsolFromCands::calIsol	(	const reco::TrackBase &	trk,
		const reco::TrackCollection &	tracks
	)		const

Definition at line 96 of file EleTkIsolFromCands.cc.

References calIsol(), reco::TrackBase::eta(), reco::TrackBase::phi(), l1t::tracks, and reco::TrackBase::vz().

{
  return calIsol(eleTrk.eta(),eleTrk.phi(),eleTrk.vz(),tracks);
}

std::pair< int, double > EleTkIsolFromCands::calIsol	(	const double	eleEta,
		const double	elePhi,
		const double	eleVZ,
		const reco::TrackCollection &	tracks
	)		const

Definition at line 103 of file EleTkIsolFromCands.cc.

References funct::abs(), barrelCuts_, egammaForCoreTracking_cff::cuts, endcapCuts_, and passTrkSel().

{
  double ptSum=0.;
  int nrTrks=0;

  const TrkCuts& cuts = std::abs(eleEta)<1.5 ? barrelCuts_ : endcapCuts_;
  
  for(auto& trk  : tracks){
    if(passTrkSel(trk,trk.pt(),cuts,eleEta,elePhi,eleVZ)){  
      ptSum+=trk.pt();
      nrTrks++;
    }
  }
  return {nrTrks,ptSum};    
}   

template<typename... Args>

double EleTkIsolFromCands::calIsolPt ( Args &&...  args ) const

inline

Definition at line 90 of file EleTkIsolFromCands.h.

References writedatasetfile::args, calIsol(), egammaForCoreTracking_cff::cuts, passAlgo(), passPIDVeto(), passQual(), passTrkSel(), common_cff::pdgId, pidVetoFromStr(), and AlCaHLTBitMon_QueryRunRegistry::string.

Referenced by ElectronHEEPIDValueMapProducer::calTrkIso(), and GsfElectronAlgo::createElectron().

{return calIsol(std::forward<Args>(args)...).second;}

EleTkIsolFromCands& EleTkIsolFromCands::operator= ( const EleTkIsolFromCands &  )

default

bool EleTkIsolFromCands::passAlgo ( const reco::TrackBase &  trk, const std::vector< reco::TrackBase::TrackAlgorithm > &  algosToRej  )

staticprivate

Definition at line 185 of file EleTkIsolFromCands.cc.

References reco::TrackBase::algo().

Referenced by calIsolPt(), passQual(), and passTrkSel().

{
  return algosToRej.empty() || !std::binary_search(algosToRej.begin(),algosToRej.end(),trk.algo());
}

bool EleTkIsolFromCands::passPIDVeto ( const int  pdgId, const EleTkIsolFromCands::PIDVeto  pidVeto  )

static

Definition at line 121 of file EleTkIsolFromCands.cc.

References funct::abs(), ELES, Exception, NONE, NONELES, and TriggerAnalyzer::veto.

Referenced by calIsol(), and calIsolPt().

{
  int pidAbs = std::abs(pdgId);
  switch (veto){
  case PIDVeto::NONE:
    return true;
  case PIDVeto::ELES:
    if(pidAbs==11) return false;
    else return true;
  case PIDVeto::NONELES:
    if(pidAbs==11) return true;
    else return false;
  }
  throw cms::Exception("CodeError") <<
    "invalid PIDVeto "<<static_cast<int>(veto)<<", "<<
    "this is likely due to some static casting of invalid ints somewhere";
}

bool EleTkIsolFromCands::passQual ( const reco::TrackBase &  trk, const std::vector< reco::TrackBase::TrackQuality > &  quals  )

staticprivate

Definition at line 172 of file EleTkIsolFromCands.cc.

References passAlgo(), and reco::TrackBase::quality().

Referenced by calIsolPt(), and passTrkSel().

{
  if(quals.empty()) return true;

  for(auto qual : quals) {
    if(trk.quality(qual)) return true;
  }

  return false;  
}

bool EleTkIsolFromCands::passTrkSel ( const reco::TrackBase &  trk, const double  trkPt, const TrkCuts &  cuts, const double  eleEta, const double  elePhi, const double  eleVZ  )

staticprivate

Definition at line 149 of file EleTkIsolFromCands.cc.

References funct::abs(), EleTkIsolFromCands::TrkCuts::algosToReject, EleTkIsolFromCands::TrkCuts::allowedQualities, reco::deltaR2(), particleFlow_cfi::dEta, reco::TrackBase::eta(), reco::TrackBase::hitPattern(), EleTkIsolFromCands::TrkCuts::maxDPtPt, EleTkIsolFromCands::TrkCuts::maxDR2, EleTkIsolFromCands::TrkCuts::maxDZ, EleTkIsolFromCands::TrkCuts::minDEta, EleTkIsolFromCands::TrkCuts::minDR2, EleTkIsolFromCands::TrkCuts::minHits, EleTkIsolFromCands::TrkCuts::minPixelHits, EleTkIsolFromCands::TrkCuts::minPt, reco::HitPattern::numberOfValidHits(), reco::HitPattern::numberOfValidPixelHits(), passAlgo(), passQual(), reco::TrackBase::phi(), reco::TrackBase::ptError(), and reco::TrackBase::vz().

Referenced by calIsol(), and calIsolPt().

{
  const float dR2 = reco::deltaR2(eleEta,elePhi,trk.eta(),trk.phi());
  const float dEta = trk.eta()-eleEta;
  const float dZ = eleVZ - trk.vz();

  return dR2>=cuts.minDR2 && dR2<=cuts.maxDR2 && 
    std::abs(dEta)>=cuts.minDEta && 
    std::abs(dZ)<cuts.maxDZ &&
    trk.hitPattern().numberOfValidHits() >= cuts.minHits &&
    trk.hitPattern().numberOfValidPixelHits() >=cuts.minPixelHits &&
    (trk.ptError()/trkPt < cuts.maxDPtPt || cuts.maxDPtPt<0) && 
    passQual(trk,cuts.allowedQualities) &&
    passAlgo(trk,cuts.algosToReject) &&
    trkPt > cuts.minPt;
}

EleTkIsolFromCands::PIDVeto EleTkIsolFromCands::pidVetoFromStr ( const std::string &  vetoStr )

static

Definition at line 139 of file EleTkIsolFromCands.cc.

References ELES, Exception, NONE, and NONELES.

Referenced by calIsolPt(), and ElectronHEEPIDValueMapProducer::ElectronHEEPIDValueMapProducer().

{
  if(vetoStr=="NONE") return PIDVeto::NONE;
  else if(vetoStr=="ELES") return PIDVeto::ELES;
  else if(vetoStr=="NONELES") return PIDVeto::NONELES;
  else{
    throw cms::Exception("CodeError") <<"unrecognised string "<<vetoStr<<", either a typo or this function needs to be updated";
  }
}

edm::ParameterSetDescription EleTkIsolFromCands::pSetDescript ( )

static

Definition at line 54 of file EleTkIsolFromCands.cc.

References edm::ParameterSetDescription::add(), and EleTkIsolFromCands::TrkCuts::pSetDescript().

Referenced by GsfElectronBaseProducer::fillDescriptions(), and ElectronHEEPIDValueMapProducer::fillDescriptions().

{
  edm::ParameterSetDescription desc;
  desc.add("barrelCuts",TrkCuts::pSetDescript());
  desc.add("endcapCuts",TrkCuts::pSetDescript());
  return desc;
}

Member Data Documentation

TrkCuts EleTkIsolFromCands::barrelCuts_

private

Definition at line 69 of file EleTkIsolFromCands.h.

Referenced by calIsol().

TrkCuts EleTkIsolFromCands::endcapCuts_

private

Definition at line 69 of file EleTkIsolFromCands.h.

Referenced by calIsol().