#include <PFMuonSelector.h>

Inheritance diagram for PFMuonSelector:

Public Types
enum	Version_t { SPRING11, N_VERSIONS }
Public Member Functions
void	initialize (Version_t version, double chi2=10.0, double d0=0.02, int nhits=11, int nValidMuonHits=0, double pfiso=0.15, int minPixelHits=1, int minNMatches=1)
bool	operator() (const pat::Muon &muon, pat::strbitset &ret)
	This provides the interface for base classes to select objects.
	PFMuonSelector (edm::ParameterSet const &parameters)
	PFMuonSelector ()
bool	spring11Cuts (const pat::Muon &muon, pat::strbitset &ret)
Public Attributes
bool	verbose_
Private Attributes
index_type	indexChi2_
index_type	indexD0_
index_type	indexNHits_
index_type	indexNValMuHits_
index_type	indexPFIso_
index_type	indexPixHits_
index_type	indexStations_
Version_t	version_

Detailed Description

Definition at line 13 of file PFMuonSelector.h.

Member Enumeration Documentation

enum PFMuonSelector::Version_t

Enumerator:

SPRING11
N_VERSIONS

Definition at line 19 of file PFMuonSelector.h.

{ SPRING11, N_VERSIONS };

Constructor & Destructor Documentation

PFMuonSelector::PFMuonSelector ( ) [inline]

Definition at line 21 of file PFMuonSelector.h.

{}

PFMuonSelector::PFMuonSelector ( edm::ParameterSet const & parameters ) [inline]

Definition at line 23 of file PFMuonSelector.h.

References Exception, edm::ParameterSet::exists(), Selector< pat::Muon >::getBitTemplate(), edm::ParameterSet::getParameter(), initialize(), N_VERSIONS, Selector< pat::Muon >::retInternal_, Selector< pat::Muon >::setIgnoredCuts(), SPRING11, verbose_, and BeamSplash_cfg::version.

                                                       {

    verbose_ = false;
    
    std::string versionStr = parameters.getParameter<std::string>("version");

    Version_t version = N_VERSIONS;

    if ( versionStr == "SPRING11" ) {
      version = SPRING11;
    }
    else {
      throw cms::Exception("InvalidInput") << "Expect version to be one of SPRING11" << std::endl;
    }

    initialize( version, 
                parameters.getParameter<double>("Chi2"),
                parameters.getParameter<double>("D0")  ,
                parameters.getParameter<int>   ("NHits")   ,
                parameters.getParameter<int>   ("NValMuHits"),
                parameters.getParameter<double>("PFIso"),
                parameters.getParameter<int>   ("nPixelHits"),
                parameters.getParameter<int>   ("nMatchedStations")
                );
    if ( parameters.exists("cutsToIgnore") )
      setIgnoredCuts( parameters.getParameter<std::vector<std::string> >("cutsToIgnore") );
        
    retInternal_ = getBitTemplate();

  }

Member Function Documentation

void PFMuonSelector::initialize	(	Version_t	version,
		double	chi2 = `10.0`,
		double	d0 = `0.02`,
		int	nhits = `11`,
		int	nValidMuonHits = `0`,
		double	pfiso = `0.15`,
		int	minPixelHits = `1`,
		int	minNMatches = `1`
	)		`[inline]`

Definition at line 54 of file PFMuonSelector.h.

References Selector< pat::Muon >::bits_, indexChi2_, indexD0_, indexNHits_, indexNValMuHits_, indexPFIso_, indexPixHits_, indexStations_, Selector< pat::Muon >::push_back(), BeamSplash_cfg::version, and version_.

Referenced by PFMuonSelector().

  {
    version_ = version; 

    push_back("Chi2",      chi2   );
    push_back("D0",        d0     );
    push_back("NHits",     nhits  );
    push_back("NValMuHits",nValidMuonHits  );
    push_back("PFIso",     pfiso );
    push_back("nPixelHits",minPixelHits);
    push_back("nMatchedStations", minNMatches);

    set("Chi2");
    set("D0");
    set("NHits");
    set("NValMuHits");
    set("PFIso");   
    set("nPixelHits");
    set("nMatchedStations");  

    indexChi2_          = index_type(&bits_, "Chi2"         );
    indexD0_            = index_type(&bits_, "D0"           );
    indexNHits_         = index_type(&bits_, "NHits"        );
    indexNValMuHits_    = index_type(&bits_, "NValMuHits"   );
    indexPFIso_         = index_type(&bits_, "PFIso"       );
    indexPixHits_       = index_type(&bits_, "nPixelHits");
    indexStations_      = index_type(&bits_, "nMatchedStations");

  }

bool PFMuonSelector::operator()	(	const pat::Muon &	t,
		pat::strbitset &	ret
	)		`[inline, virtual]`

This provides the interface for base classes to select objects.

Implements Selector< pat::Muon >.

Definition at line 92 of file PFMuonSelector.h.

References SPRING11, spring11Cuts(), and version_.

  { 
    if (version_ == SPRING11 ) return spring11Cuts(muon, ret);
    else {
      return false;
    }
  }

bool PFMuonSelector::spring11Cuts	(	const pat::Muon &	muon,
		pat::strbitset &	ret
	)		`[inline]`

Definition at line 103 of file PFMuonSelector.h.

References Selector< pat::Muon >::cut(), pat::Muon::dB(), pat::Muon::globalTrack(), Selector< pat::Muon >::ignoreCut(), indexChi2_, indexD0_, indexNHits_, indexNValMuHits_, indexPFIso_, indexPixHits_, indexStations_, pat::Muon::innerTrack(), edm::Ref< C, T, F >::isAvailable(), edm::Ref< C, T, F >::isNonnull(), pat::Muon::normChi2(), reco::Muon::numberOfMatches(), pat::Muon::numberOfValidHits(), Selector< pat::Muon >::passCut(), pat::PfChargedHadronIso, pat::PfGammaIso, pat::PfNeutralHadronIso, reco::LeafCandidate::pt(), run_regression::ret, pat::strbitset::set(), Selector< pat::Muon >::setIgnored(), and pat::Lepton< LeptonType >::userIsolation().

Referenced by operator()().

  {
    ret.set(false);

    double norm_chi2 = 9999999.0;
    if ( muon.globalTrack().isNonnull() && muon.globalTrack().isAvailable() )
      norm_chi2 = muon.normChi2();
    double corr_d0 = 999999.0;
    if ( muon.globalTrack().isNonnull() && muon.globalTrack().isAvailable() )    
      corr_d0 = muon.dB();

    int nhits = static_cast<int>( muon.numberOfValidHits() );
    int nValidMuonHits = 0;
    if ( muon.globalTrack().isNonnull() && muon.globalTrack().isAvailable() )
      nValidMuonHits = static_cast<int> (muon.globalTrack()->hitPattern().numberOfValidMuonHits());

    double chIso = muon.userIsolation(pat::PfChargedHadronIso);
    double nhIso = muon.userIsolation(pat::PfNeutralHadronIso);
    double gIso  = muon.userIsolation(pat::PfGammaIso);
    double pt    = muon.pt() ;

    double pfIso = (chIso + nhIso + gIso) / pt;

    int nPixelHits = 0;
    if ( muon.innerTrack().isNonnull() && muon.innerTrack().isAvailable() )
      nPixelHits = muon.innerTrack()->hitPattern().pixelLayersWithMeasurement();

    int nMatchedStations = muon.numberOfMatches();

    if ( norm_chi2     <  cut(indexChi2_,   double()) || ignoreCut(indexChi2_)    ) passCut(ret, indexChi2_   );
    if ( fabs(corr_d0) <  cut(indexD0_,     double()) || ignoreCut(indexD0_)      ) passCut(ret, indexD0_     );
    if ( nhits         >= cut(indexNHits_,  int()   ) || ignoreCut(indexNHits_)   ) passCut(ret, indexNHits_  );
    if ( nValidMuonHits>  cut(indexNValMuHits_,int()) || ignoreCut(indexNValMuHits_)) passCut(ret, indexNValMuHits_  );
    if ( pfIso         <  cut(indexPFIso_, double())  || ignoreCut(indexPFIso_)  ) passCut(ret, indexPFIso_ );
    if ( nPixelHits    >  cut(indexPixHits_,int())    || ignoreCut(indexPixHits_))  passCut(ret, indexPixHits_);
    if ( nMatchedStations> cut(indexStations_,int())  || ignoreCut(indexStations_))  passCut(ret, indexStations_);

    setIgnored(ret);
    
    return (bool)ret;
  }