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Public Types | Public Member Functions | Private Member Functions | Private Attributes

reco::GsfTrackExtra Class Reference

#include <GsfTrackExtra.h>

List of all members.

Public Types

enum  { dimension = 5 }
 

parameter dimension

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typedef math::Error< dimension >
::type 		LocalCovarianceMatrix
 local covariance matrix
typedef math::Vector
< dimension >::type 		LocalParameterVector
 local parameter vector
typedef math::XYZPoint Point
 point in the space
typedef math::XYZVector Vector
 spatial vector

Public Member Functions

 GsfTrackExtra ()
 default constructor
 GsfTrackExtra (const std::vector< GsfComponent5D > &outerStates, const double &outerLocalPzSign, const std::vector< GsfComponent5D > &innerStates, const double &innerLocalPzSign, const std::vector< GsfTangent > &tangents)
 constructor from outermost position and momentum
std::vector
< LocalCovarianceMatrix > 		innerStateCovariances () const
 local covariance matrices at innermost state
std::vector< LocalParameterVector > innerStateLocalParameters () const
 local parameters at innermost state
double innerStateLocalPzSign () const
 sign of local P_z at innermost state
std::vector< double > innerStateWeights () const
 weights at innermost state
std::vector
< LocalCovarianceMatrix > 		outerStateCovariances () const
 local covariance matrices at outermost state
std::vector< LocalParameterVector > outerStateLocalParameters () const
 local parameters at outermost state
double outerStateLocalPzSign () const
 sign of local P_z at outermost state
std::vector< double > outerStateWeights () const
 weights at outermost state
Measurement1D tangentDeltaP (unsigned int index) const
 deltaP for tangent
const Vector & tangentMomentum (unsigned int index) const
 global momentum for tangent
const Point & tangentPosition (unsigned int index) const
 global position for tangent
const std::vector< GsfTangent > & tangents () const
 access to tangent information
unsigned int tangentsSize () const
 number of objects with information for tangents to the electron track

Private Member Functions

std::vector
< LocalCovarianceMatrix > 		covariances (const std::vector< GsfComponent5D > &states) const
 extract covariance matrices from states
std::vector< LocalParameterVector > parameters (const std::vector< GsfComponent5D > &states) const
 extract parameters from states
std::vector< double > weights (const std::vector< GsfComponent5D > &states) const
 extract weights from states

Private Attributes

std::vector< GsfComponent5D > innerStates_
 states at innermost point
std::vector< GsfComponent5D > outerStates_
 states at outermost point
bool positiveInnerStatePz_
 positive sign of P_z(local) at innermost State?
bool positiveOuterStatePz_
 positive sign of P_z(local) at outermost State?
std::vector< GsfTangent > tangents_
 information for tangents

Detailed Description

Definition at line 16 of file GsfTrackExtra.h.

Member Typedef Documentation

typedef math::Error<dimension>::type reco::GsfTrackExtra::LocalCovarianceMatrix

local covariance matrix

Definition at line 23 of file GsfTrackExtra.h.

typedef math::Vector<dimension>::type reco::GsfTrackExtra::LocalParameterVector

local parameter vector

Definition at line 21 of file GsfTrackExtra.h.

typedef math::XYZPoint reco::GsfTrackExtra::Point

point in the space

Definition at line 25 of file GsfTrackExtra.h.

typedef math::XYZVector reco::GsfTrackExtra::Vector

spatial vector

Definition at line 27 of file GsfTrackExtra.h.

Member Enumeration Documentation

anonymous enum

parameter dimension

Enumerator:
dimension 

Definition at line 19 of file GsfTrackExtra.h.

{ dimension = 5 };

Constructor & Destructor Documentation

reco::GsfTrackExtra::GsfTrackExtra ( ) [inline]

default constructor

Definition at line 30 of file GsfTrackExtra.h.

{ }
GsfTrackExtra::GsfTrackExtra ( const std::vector< GsfComponent5D > &  outerStates,
const double &  outerLocalPzSign,
const std::vector< GsfComponent5D > &  innerStates,
const double &  innerLocalPzSign,
const std::vector< GsfTangent > &  tangents 
)

constructor from outermost position and momentum

Definition at line 4 of file GsfTrackExtra.cc.

                                                                      :
  outerStates_(outerStates), positiveOuterStatePz_(outerLocalPzSign>0.),
  innerStates_(innerStates), positiveInnerStatePz_(innerLocalPzSign>0.),
  tangents_(tangents) {}

Member Function Documentation

std::vector< GsfTrackExtra::LocalCovarianceMatrix > GsfTrackExtra::covariances ( const std::vector< GsfComponent5D > &  states) const [private]

extract covariance matrices from states

Definition at line 38 of file GsfTrackExtra.cc.

References i, and query::result.

Referenced by innerStateCovariances(), and outerStateCovariances().

{
  std::vector<LocalCovarianceMatrix> result(states.size());
  std::vector<LocalCovarianceMatrix>::iterator ir(result.begin());
  for ( std::vector<GsfComponent5D>::const_iterator i=states.begin();
        i!=states.end(); ++i ) {
    (*i).covariance(*(ir++));
  }
  return result;
}
std::vector<LocalCovarianceMatrix> reco::GsfTrackExtra::innerStateCovariances ( ) const [inline]

local covariance matrices at innermost state

Definition at line 58 of file GsfTrackExtra.h.

References covariances(), and innerStates_.

                                                                   {
      return covariances(innerStates_);
    }
std::vector<LocalParameterVector> reco::GsfTrackExtra::innerStateLocalParameters ( ) const [inline]

local parameters at innermost state

Definition at line 54 of file GsfTrackExtra.h.

References innerStates_, and parameters().

                                                                      { 
      return parameters(innerStates_); 
    }
double reco::GsfTrackExtra::innerStateLocalPzSign ( ) const [inline]

sign of local P_z at innermost state

Definition at line 50 of file GsfTrackExtra.h.

References positiveInnerStatePz_.

{return positiveInnerStatePz_ ? 1. : -1.;}
std::vector<double> reco::GsfTrackExtra::innerStateWeights ( ) const [inline]

weights at innermost state

Definition at line 52 of file GsfTrackExtra.h.

References innerStates_, and weights().

{ return weights(innerStates_); }
std::vector<LocalCovarianceMatrix> reco::GsfTrackExtra::outerStateCovariances ( ) const [inline]

local covariance matrices at outermost state

Definition at line 46 of file GsfTrackExtra.h.

References covariances(), and outerStates_.

                                                                   {
      return covariances(outerStates_);
    }
std::vector<LocalParameterVector> reco::GsfTrackExtra::outerStateLocalParameters ( ) const [inline]

local parameters at outermost state

Definition at line 42 of file GsfTrackExtra.h.

References outerStates_, and parameters().

                                                                      { 
      return parameters(outerStates_); 
    }
double reco::GsfTrackExtra::outerStateLocalPzSign ( ) const [inline]

sign of local P_z at outermost state

Definition at line 38 of file GsfTrackExtra.h.

References positiveOuterStatePz_.

{return positiveOuterStatePz_ ? 1. : -1.;}
std::vector<double> reco::GsfTrackExtra::outerStateWeights ( ) const [inline]

weights at outermost state

Definition at line 40 of file GsfTrackExtra.h.

References outerStates_, and weights().

{ return weights(outerStates_); }
std::vector< GsfTrackExtra::LocalParameterVector > GsfTrackExtra::parameters ( const std::vector< GsfComponent5D > &  states) const [private]

extract parameters from states

Definition at line 26 of file GsfTrackExtra.cc.

References i, and query::result.

Referenced by innerStateLocalParameters(), and outerStateLocalParameters().

{
  std::vector<LocalParameterVector> result(states.size());
  std::vector<LocalParameterVector>::iterator ir(result.begin());
  for ( std::vector<GsfComponent5D>::const_iterator i=states.begin();
        i!=states.end(); ++i ) {
    *(ir++) = (*i).parameters();
  }
  return result;
}
Measurement1D reco::GsfTrackExtra::tangentDeltaP ( unsigned int  index) const [inline]

deltaP for tangent

Definition at line 76 of file GsfTrackExtra.h.

References getHLTprescales::index, and tangents_.

                                                           {
      return tangents_[index].deltaP();
    }
const Vector& reco::GsfTrackExtra::tangentMomentum ( unsigned int  index) const [inline]

global momentum for tangent

Definition at line 72 of file GsfTrackExtra.h.

References getHLTprescales::index, and tangents_.

                                                             {
      return tangents_[index].momentum();
    }
const Point& reco::GsfTrackExtra::tangentPosition ( unsigned int  index) const [inline]

global position for tangent

Definition at line 68 of file GsfTrackExtra.h.

References getHLTprescales::index, and tangents_.

                                                            {
      return tangents_[index].position();
    }
const std::vector<GsfTangent>& reco::GsfTrackExtra::tangents ( ) const [inline]

access to tangent information

Definition at line 64 of file GsfTrackExtra.h.

References tangents_.

                                                  {
      return tangents_;
    }
unsigned int reco::GsfTrackExtra::tangentsSize ( ) const [inline]

number of objects with information for tangents to the electron track

Definition at line 62 of file GsfTrackExtra.h.

References tangents_.

{return tangents_.size();}
std::vector< double > GsfTrackExtra::weights ( const std::vector< GsfComponent5D > &  states) const [private]

extract weights from states

Definition at line 14 of file GsfTrackExtra.cc.

References i, and query::result.

Referenced by innerStateWeights(), and outerStateWeights().

{
  std::vector<double> result(states.size());
  std::vector<double>::iterator ir(result.begin());
  for ( std::vector<GsfComponent5D>::const_iterator i=states.begin();
        i!=states.end(); ++i ) {
    *(ir++) = (*i).weight();
  }
  return result;
}

Member Data Documentation

std::vector<GsfComponent5D> reco::GsfTrackExtra::innerStates_ [private]

states at innermost point

Definition at line 94 of file GsfTrackExtra.h.

Referenced by innerStateCovariances(), innerStateLocalParameters(), and innerStateWeights().

std::vector<GsfComponent5D> reco::GsfTrackExtra::outerStates_ [private]

states at outermost point

Definition at line 90 of file GsfTrackExtra.h.

Referenced by outerStateCovariances(), outerStateLocalParameters(), and outerStateWeights().

bool reco::GsfTrackExtra::positiveInnerStatePz_ [private]

positive sign of P_z(local) at innermost State?

Definition at line 96 of file GsfTrackExtra.h.

Referenced by innerStateLocalPzSign().

bool reco::GsfTrackExtra::positiveOuterStatePz_ [private]

positive sign of P_z(local) at outermost State?

Definition at line 92 of file GsfTrackExtra.h.

Referenced by outerStateLocalPzSign().

std::vector<GsfTangent> reco::GsfTrackExtra::tangents_ [private]

information for tangents

Definition at line 98 of file GsfTrackExtra.h.

Referenced by tangentDeltaP(), tangentMomentum(), tangentPosition(), tangents(), and tangentsSize().

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