lcfiplus::Helix Class Reference

#include <geometry.h>

Inheritance diagram for lcfiplus::Helix:

Classes
class	HelixLineDistance2DerivFunctor
class	HelixLineDistance2Functor
class	VarianceDerivFunctor
class	VarianceFunctor

Public Types
enum	par {   id0 =0, iz0, iph, iom,   itd, parN }
typedef ROOT::Math::SVector < double, 5 >	SVector5
typedef ROOT::Math::SVector < double, 3 >	SVector3
typedef ROOT::Math::SMatrix < double, 5, 5, ROOT::Math::MatRepSym < double, 5 > >	SMatrixSym5
typedef ROOT::Math::SMatrix < double, 5, 3 >	SMatrix53
typedef ROOT::Math::SMatrix < double, 3, 5 >	SMatrix35
typedef ROOT::Math::SMatrix < double, 3, 3, ROOT::Math::MatRepSym < double, 3 > >	SMatrixSym3
typedef ROOT::Math::SMatrix < double, 3, 3 >	SMatrix3

Public Member Functions
virtual double	LogLikelihood (const TVector3 &p) const
double	LogLikelihood (const TVector3 &p, double &tmin) const
void	LogLikelihoodDeriv (const TVector3 &p, double *output) const
double	Variance (const TVector3 &p, double t) const
double	VarianceDeriv (const TVector3 &p, double t) const
double	VarianceDeriv2 (const TVector3 &p, double t) const
TVector3	GetPos (double t) const
TVector3	GetPosDerivT (double t) const
void	GetPosErr (double t, SVector3 &pos, SMatrixSym3 &err) const
void	GetPosErr (double t, SVector3 &pos, SMatrixSym3 &err, SMatrix53 &trackToXyz) const
void	GetPosErrDeriv (double t, SVector3 &pos, SMatrixSym3 &err) const
void	GetPosErrDeriv2 (double t, SVector3 &pos, SMatrixSym3 &err) const
double	LongitudinalDeviation (const Vertex *ip, const Vertex *sec)
	Helix ()
	Helix (const SVector5 &hel, const SMatrixSym5 &err, int charge)
	Helix (const Track *trk)
	Helix (const Helix &ref)
	~Helix ()
void	GetCenter (double &x, double &y) const
void	FindZCross (double x, double y, double &zi, double &zp) const
TVector3	ClosePoint (const Helix &hel) const
TVector3	ClosePoint (const VertexLine &line, double *distance=0) const
Public Member Functions inherited from lcfiplus::PointBase
virtual	~PointBase ()

Additional Inherited Members
Protected Member Functions inherited from lcfiplus::PointBase
	PointBase ()

Member Typedef Documentation

typedef ROOT::Math::SMatrix<double, 3,3> lcfiplus::Helix::SMatrix3

typedef ROOT::Math::SMatrix<double, 3,5> lcfiplus::Helix::SMatrix35

typedef ROOT::Math::SMatrix<double, 5,3> lcfiplus::Helix::SMatrix53

typedef ROOT::Math::SMatrix<double, 3,3,ROOT::Math::MatRepSym<double,3> > lcfiplus::Helix::SMatrixSym3

typedef ROOT::Math::SMatrix<double, 5,5,ROOT::Math::MatRepSym<double,5> > lcfiplus::Helix::SMatrixSym5

typedef ROOT::Math::SVector<double, 3> lcfiplus::Helix::SVector3

typedef ROOT::Math::SVector<double, 5> lcfiplus::Helix::SVector5

Member Enumeration Documentation

enum lcfiplus::Helix::par

Enumerator
id0
iz0
iph
iom
itd
parN

Constructor & Destructor Documentation

lcfiplus::Helix::Helix ( )

inline

lcfiplus::Helix::Helix ( const SVector5 &  hel, const SMatrixSym5 &  err, int  charge  )

inline

lcfiplus::Helix::Helix

(

const Track *

trk

)

lcfiplus::Helix::Helix ( const Helix &  ref )

inline

lcfiplus::Helix::~Helix ( )

inline

Member Function Documentation

TVector3 lcfiplus::Helix::ClosePoint

(

const Helix &

hel

)

const

Referenced by lcfiplus::VertexFinderSuehara::associateIPTracksAVF().

TVector3 lcfiplus::Helix::ClosePoint	(	const VertexLine &	line,
		double *	distance = 0
	)		const

void lcfiplus::Helix::FindZCross	(	double	x,
		double	y,
		double &	zi,
		double &	zp
	)		const

void lcfiplus::Helix::GetCenter	(	double &	x,
		double &	y
	)		const

TVector3 lcfiplus::Helix::GetPos

(

double

t

)

const

TVector3 lcfiplus::Helix::GetPosDerivT

(

double

t

)

const

Referenced by lcfiplus::Track::momentumAtVertex().

void lcfiplus::Helix::GetPosErr	(	double	t,
		SVector3 &	pos,
		SMatrixSym3 &	err
	)		const

void lcfiplus::Helix::GetPosErr	(	double	t,
		SVector3 &	pos,
		SMatrixSym3 &	err,
		SMatrix53 &	trackToXyz
	)		const

void lcfiplus::Helix::GetPosErrDeriv	(	double	t,
		SVector3 &	pos,
		SMatrixSym3 &	err
	)		const

void lcfiplus::Helix::GetPosErrDeriv2	(	double	t,
		SVector3 &	pos,
		SMatrixSym3 &	err
	)		const

virtual double lcfiplus::Helix::LogLikelihood ( const TVector3 &  p ) const

inlinevirtual

Implements lcfiplus::PointBase.

Referenced by lcfiplus::VertexFitterSimple< Iterator >::getChi2(), lcfiplus::Track::momentumAtVertex(), and lcfiplus::VertexFitterSimple< Iterator >::operator()().

double lcfiplus::Helix::LogLikelihood	(	const TVector3 &	p,
		double &	tmin
	)		const

void lcfiplus::Helix::LogLikelihoodDeriv ( const TVector3 &  p, double *  output  ) const

virtual

Implements lcfiplus::PointBase.

double lcfiplus::Helix::LongitudinalDeviation	(	const Vertex *	ip,
		const Vertex *	sec
	)

Referenced by lcfiplus::FtVtxLongitudinalDeviation::process().

double lcfiplus::Helix::Variance	(	const TVector3 &	p,
		double	t
	)		const

Referenced by lcfiplus::Helix::VarianceFunctor::operator()().

double lcfiplus::Helix::VarianceDeriv	(	const TVector3 &	p,
		double	t
	)		const

Referenced by lcfiplus::Helix::VarianceDerivFunctor::operator()().

double lcfiplus::Helix::VarianceDeriv2	(	const TVector3 &	p,
		double	t
	)		const

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The documentation for this class was generated from the following file:

• geometry.h