Inheritance diagram for THelixKFitter:

Public Member Functions
void	Add (const double x[3])

void	AddErr (const double err[6])

double	Fit ()

double	Chi2 () const

int	Ndf () const

int	Size () const

const THelixKFitterAux *	GetAux (int i) const

void	Clear (const char *="")

void	Print (const char *chopt="") const

void	Show () const

void	SetFitingShow ()

Public Member Functions inherited from THelixTrack
	THelixTrack (const double xyz, const double dir, double rho, double drho=0)

	THelixTrack (const THelixTrack &from)

	THelixTrack (const THelixTrack *from)

THelixTrack &	operator= (const THelixTrack &from)

void	Set (const double xyz, const double dir, double rho, double drho=0)

void	Set (double rho, double drho=0)

void	SetEmx (const double err2xy, const double err2z)

void	SetEmx (const double *err=0)

THEmx_t *	Emx () const

void	StiEmx (double emx[21]) const

void	GetSpot (const double axis[3][3], double emx[3]) const

void	Fill (TCircle &circ) const

void	Backward ()
	Change direction.

double	Move (double step)
	Move along helix.

double	Move (double step, double F[5][5])

double	Eval (double step, double xyz, double dir, double &rho) const
	Evaluate params with given step along helix.

double	Step (double step, double xyz, double dir, double &rho) const

void	Get (double xyz, double dir, double &rho) const
	Get current parameters.

double	Eval (double step, double xyz, double dir=0) const

double	Step (double step, double xyz, double dir=0) const

void	Get (double xyz, double dir=0) const

double	Step (double stmax, const double surf, int nsurf, double x=0, double *dir=0, int nearest=0) const

double	Path (double stmax, const double surf, int nsurf, double x=0, double *dir=0, int nearest=0) const

double	Step (const double point[3], double xyz=0, double dir=0) const
	Distance to nearest point to given space point.

double	Path (const double point[3], double xyz=0, double dir=0) const

double	Dca (const double point[3], double *dcaErr=0) const
	DCA to given space point (with error matrix)

double	Path (double x, double y) const
	Distance to nearest point to given 2dim point.

double	Dca (double x, double y, double *dcaErr=0) const
	DCA to given 2dim point (with error matrix)

double	Path (const THelixTrack &hlx, double *s2=0) const

double	PathX (const THelixTrack &hlx, double s2=0, double dist=0, double *xyz=0) const

double	Dca (const double point[3], double &dcaXY, double &dcaZ, double dcaEmx[3], int kind=3) const
	distance and DCAxy and DCAz to given space point (with error matrix) More...

const double *	GetXYZ () const

const double *	Pos () const

double *	Pos ()

const double *	GetDir () const

const double *	Dir () const

double *	Dir ()

double	GetRho () const

double	GetDRho () const

double	GetCos () const

double	GetSin () const

double	GetTan () const

double	GetPeriod () const

void	Rot (double angle)

void	Rot (double cosa, double sina)

void	Show (double len, const THelixTrack *other=0) const

void	Print (Option_t *opt="") const

Static Public Member Functions
static void	Test (int nev=10000)

Static Public Member Functions inherited from THelixTrack
static void	InvertMtx (double derivs[5][5])

static void	Test1 ()

static void	Test2 ()

static void	Test3 ()

static void	Test4 ()

static void	Test5 ()

static void	TestMtx ()

static void	TestDer ()

static void	TestTwoHlx ()

Additional Inherited Members
Protected Member Functions inherited from THelixTrack
double	Step (double stmin, double stmax, const double surf, int nsurf, double x=0, double *dir=0, int nearest=0) const

double	StepHZ (const double surf, int nsurf, double x=0, double *dir=0, int nearest=0) const

void	Build ()

Protected Attributes inherited from THelixTrack
char	fBeg [1]

double	fX [3]

double	fP [3]

double	fRho

double	fDRho

double	fCosL

THEmx_t *	fEmx

char	fEnd [1]

Detailed Description

Definition at line 380 of file THelixTrack.h.

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

StarRoot/THelixTrack.h
StarRoot/THelixTrack.cxx

Public Member Functions

Static Public Member Functions

Additional Inherited Members

Detailed Description