reco::PFTauTransverseImpactParameter Class Reference

#include <PFTauTransverseImpactParameter.h>

Public Types
typedef math::Error< dimension > ::type	CovMatrix
typedef math::XYZPoint	Point
typedef math::XYZVector	Vector

Public Member Functions
PFTauTransverseImpactParameter *	clone () const
double	dxy () const
double	dxy_error () const
const Point &	dxy_PCA () const
double	dxy_Sig () const
const Vector &	flightLength () const
CovMatrix	flightLengthCov () const
double	flightLengthSig () const
bool	hasSecondaryVertex () const
	PFTauTransverseImpactParameter ()
	PFTauTransverseImpactParameter (const Point &, double, double, const VertexRef &)
	constructor from values More...
	PFTauTransverseImpactParameter (const Point &, double, double, const VertexRef &, const Point &, double, const VertexRef &)
const VertexRef &	primaryVertex () const
CovMatrix	primaryVertexCov () const
Point	primaryVertexPos () const
const VertexRef &	secondaryVertex () const
CovMatrix	secondaryVertexCov () const
Point	secondaryVertexPos () const
virtual	~PFTauTransverseImpactParameter ()

Private Types
enum	{ dimension = 3 }
enum	{ covarianceSize = dimension * ( dimension + 1 ) / 2 }

Private Attributes
double	dxy_
double	dxy_error_
Vector	FlightLength_
double	FlightLengthSig_
bool	hasSV_
Point	pca_
VertexRef	PV_
VertexRef	SV_

Detailed Description

Definition at line 26 of file PFTauTransverseImpactParameter.h.

Member Typedef Documentation

typedef math::Error<dimension>::type reco::PFTauTransverseImpactParameter::CovMatrix

Definition at line 32 of file PFTauTransverseImpactParameter.h.

typedef math::XYZPoint reco::PFTauTransverseImpactParameter::Point

Definition at line 33 of file PFTauTransverseImpactParameter.h.

typedef math::XYZVector reco::PFTauTransverseImpactParameter::Vector

Definition at line 34 of file PFTauTransverseImpactParameter.h.

Member Enumeration Documentation

anonymous enum

private

Enumerator
dimension

Definition at line 28 of file PFTauTransverseImpactParameter.h.

{ dimension = 3 };

anonymous enum

private

Enumerator
covarianceSize

Definition at line 29 of file PFTauTransverseImpactParameter.h.

{ covarianceSize = dimension * ( dimension + 1 ) / 2 };

Constructor & Destructor Documentation

reco::PFTauTransverseImpactParameter::PFTauTransverseImpactParameter ( )

inline

Definition at line 36 of file PFTauTransverseImpactParameter.h.

Referenced by clone().

{}

PFTauTransverseImpactParameter::PFTauTransverseImpactParameter	(	const Point &	pca,
		double	thedxy,
		double	thedxy_error,
		const VertexRef &	PV
	)

constructor from values

Definition at line 8 of file PFTauTransverseImpactParameter.cc.

  : pca_(pca),
    dxy_(thedxy),
    dxy_error_(thedxy_error),
    PV_(PV),
    hasSV_(false),
    FlightLengthSig_(0.)
{}

PFTauTransverseImpactParameter::PFTauTransverseImpactParameter	(	const Point &	pca,
		double	thedxy,
		double	thedxy_error,
		const VertexRef &	PV,
		const Point &	theFlightLength,
		double	theFlightLengthSig,
		const VertexRef &	SV
	)

Definition at line 17 of file PFTauTransverseImpactParameter.cc.

  : pca_(pca),
    dxy_(thedxy),
    dxy_error_(thedxy_error),
    PV_(PV),
    hasSV_(true),
    FlightLength_(theFlightLength),
    FlightLengthSig_(theFlightLengthSig),
    SV_(SV)
{}

virtual reco::PFTauTransverseImpactParameter::~PFTauTransverseImpactParameter ( )

inlinevirtual

Definition at line 41 of file PFTauTransverseImpactParameter.h.

{}

Member Function Documentation

PFTauTransverseImpactParameter * PFTauTransverseImpactParameter::clone

(

void

)

const

Definition at line 29 of file PFTauTransverseImpactParameter.cc.

References PFTauTransverseImpactParameter().

{
  return new PFTauTransverseImpactParameter(*this);
}

double reco::PFTauTransverseImpactParameter::dxy ( ) const

inline

Definition at line 45 of file PFTauTransverseImpactParameter.h.

References dxy_.

Referenced by PFRecoTauDiscriminationByIsolationMVA2::discriminate(), and pat::PATTauProducer::produce().

{ return dxy_; }

double reco::PFTauTransverseImpactParameter::dxy_error ( ) const

inline

Definition at line 46 of file PFTauTransverseImpactParameter.h.

References dxy_error_.

Referenced by pat::PATTauProducer::produce().

{ return dxy_error_; }

const Point& reco::PFTauTransverseImpactParameter::dxy_PCA ( ) const

inline

Definition at line 44 of file PFTauTransverseImpactParameter.h.

References pca_.

Referenced by pat::PATTauProducer::produce().

{ return pca_; }

double reco::PFTauTransverseImpactParameter::dxy_Sig ( ) const

inline

Definition at line 47 of file PFTauTransverseImpactParameter.h.

References dxy_, and dxy_error_.

Referenced by PFRecoTauDiscriminationByIsolationMVA2::discriminate().

{ return ( dxy_error_ != 0 ) ? (dxy_/dxy_error_) : 0.; }

const PFTauTransverseImpactParameter::Vector & PFTauTransverseImpactParameter::flightLength

(

)

const

Definition at line 51 of file PFTauTransverseImpactParameter.cc.

References FlightLength_.

Referenced by PFRecoTauDiscriminationByIsolationMVA2::discriminate(), and pat::PATTauProducer::produce().

{
  return FlightLength_;
}

PFTauTransverseImpactParameter::CovMatrix PFTauTransverseImpactParameter::flightLengthCov

(

)

const

Definition at line 83 of file PFTauTransverseImpactParameter.cc.

References dimension, i, j, primaryVertexCov(), and secondaryVertexCov().

                                                                                             {
  CovMatrix cov;
  const CovMatrix& sv = secondaryVertexCov();
  const CovMatrix& pv = primaryVertexCov();
  for ( int i = 0; i < dimension; ++i ) {
    for ( int j = 0; j < dimension; ++j ) {
      cov(i,j) = sv(i,j) + pv(i,j);
    }
  }
  return cov;
}

double PFTauTransverseImpactParameter::flightLengthSig

(

)

const

Definition at line 56 of file PFTauTransverseImpactParameter.cc.

References FlightLengthSig_, and hasSV_.

Referenced by PFRecoTauDiscriminationByIsolationMVA2::discriminate(), and pat::PATTauProducer::produce().

                                                            {
  if ( hasSV_ ) {
    //std::cout << "<PFTauTransverseImpactParameter::flightLengthSig>:" << std::endl;
    //VertexDistance3D vtxdist;
    //std::cout << "oldValue = " << vtxdist.distance(*PV_, *SV_).significance() << std::endl; // transforms using the jacobian then computes distance/uncertainty 
    //std::cout << "newValue = " << FlightLengthSig_ << std::endl;
    return FlightLengthSig_;
  }
  return -9.9;
}

bool reco::PFTauTransverseImpactParameter::hasSecondaryVertex ( ) const

inline

Definition at line 51 of file PFTauTransverseImpactParameter.h.

References hasSV_.

Referenced by PFRecoTauDiscriminationByIsolationMVA2::discriminate(), and pat::PATTauProducer::produce().

{ return hasSV_; }

const VertexRef& reco::PFTauTransverseImpactParameter::primaryVertex ( ) const

inline

Definition at line 48 of file PFTauTransverseImpactParameter.h.

References PV_.

Referenced by pat::PATTauProducer::produce().

{ return PV_; }

PFTauTransverseImpactParameter::CovMatrix PFTauTransverseImpactParameter::primaryVertexCov

(

)

const

Definition at line 40 of file PFTauTransverseImpactParameter.cc.

References dimension, i, j, and PV_.

Referenced by flightLengthCov(), and pat::PATTauProducer::produce().

{
  CovMatrix cov;
  for ( int i = 0; i < dimension; ++i ) {
    for ( int j = 0; j < dimension; ++j ) {
      cov(i,j) = PV_->covariance(i,j);
    }
  }
  return cov;
}

PFTauTransverseImpactParameter::Point PFTauTransverseImpactParameter::primaryVertexPos

(

)

const

Definition at line 34 of file PFTauTransverseImpactParameter.cc.

References edm::Ref< C, T, F >::isNonnull(), and PV_.

Referenced by pat::PATTauProducer::produce().

{ 
  if ( PV_.isNonnull() ) return PV_->position(); 
  else return PFTauTransverseImpactParameter::Point(0.,0.,0.);
}

const VertexRef& reco::PFTauTransverseImpactParameter::secondaryVertex ( ) const

inline

Definition at line 55 of file PFTauTransverseImpactParameter.h.

References SV_.

Referenced by pat::PATTauProducer::produce().

{ return SV_; }

PFTauTransverseImpactParameter::CovMatrix PFTauTransverseImpactParameter::secondaryVertexCov

(

)

const

Definition at line 72 of file PFTauTransverseImpactParameter.cc.

References dimension, hasSV_, i, j, and SV_.

Referenced by flightLengthCov(), and pat::PATTauProducer::produce().

                                                                                                {
  CovMatrix cov;
  if ( !hasSV_ ) return cov;
  for ( int i = 0; i < dimension; ++i ) {
    for ( int j = 0; j < dimension; ++j ) {
      cov(i,j) = SV_->covariance(i,j);
    }
  }
  return cov;
}

PFTauTransverseImpactParameter::Point PFTauTransverseImpactParameter::secondaryVertexPos

(

)

const

Definition at line 67 of file PFTauTransverseImpactParameter.cc.

References hasSV_, and SV_.

Referenced by pat::PATTauProducer::produce().

                                                                                            { 
  if ( hasSV_ ) return SV_->position(); 
  else return PFTauTransverseImpactParameter::Point(0.,0.,0.);
}

Member Data Documentation

double reco::PFTauTransverseImpactParameter::dxy_

private

Definition at line 61 of file PFTauTransverseImpactParameter.h.

Referenced by dxy(), and dxy_Sig().

double reco::PFTauTransverseImpactParameter::dxy_error_

private

Definition at line 62 of file PFTauTransverseImpactParameter.h.

Referenced by dxy_error(), and dxy_Sig().

Vector reco::PFTauTransverseImpactParameter::FlightLength_

private

Definition at line 65 of file PFTauTransverseImpactParameter.h.

Referenced by flightLength().

double reco::PFTauTransverseImpactParameter::FlightLengthSig_

private

Definition at line 66 of file PFTauTransverseImpactParameter.h.

Referenced by flightLengthSig().

bool reco::PFTauTransverseImpactParameter::hasSV_

private

Definition at line 64 of file PFTauTransverseImpactParameter.h.

Referenced by flightLengthSig(), hasSecondaryVertex(), secondaryVertexCov(), and secondaryVertexPos().

Point reco::PFTauTransverseImpactParameter::pca_

private

Definition at line 60 of file PFTauTransverseImpactParameter.h.

Referenced by dxy_PCA().

VertexRef reco::PFTauTransverseImpactParameter::PV_

private

Definition at line 63 of file PFTauTransverseImpactParameter.h.

Referenced by primaryVertex(), primaryVertexCov(), and primaryVertexPos().

VertexRef reco::PFTauTransverseImpactParameter::SV_

private

Definition at line 67 of file PFTauTransverseImpactParameter.h.

Referenced by secondaryVertex(), secondaryVertexCov(), and secondaryVertexPos().