TrkPoca Class Reference

#include <TrkPoca.h>

Inheritance diagram for TrkPoca:

Public Member Functions
	TrkPoca (const Trajectory &traj1, double flt1, const Trajectory &traj2, double flt2, double precision=1.e-5)
	TrkPoca (const Trajectory &traj, double flt, const HepPoint3D &pt, double precision=1.e-5)
	~TrkPoca ()
double	doca () const
Public Member Functions inherited from TrkPocaBase
const TrkErrCode &	status () const
double	flt1 () const
double	flt2 () const
double	precision ()

Additional Inherited Members
Protected Member Functions inherited from TrkPocaBase
	TrkPocaBase (double flt1, double flt2, double precision)
	TrkPocaBase (double flt1, double precision)
virtual	~TrkPocaBase ()
void	minimize (const Trajectory &traj1, double f1, const Trajectory &traj2, double f2)
void	minimize (const Trajectory &traj1, double f1, const HepPoint3D &pt)
void	stepTowardPoca (const Trajectory &traj1, const Trajectory &traj2)
void	stepToPointPoca (const Trajectory &traj, const HepPoint3D &pt)
Protected Attributes inherited from TrkPocaBase
double	_precision
double	_flt1
double	_flt2
TrkErrCode	_status
Static Protected Attributes inherited from TrkPocaBase
static double	_maxDist = 1.e7
static int	_maxTry = 500
static double	_extrapToler = 2.

Detailed Description

Definition at line 27 of file TrkPoca.h.

Constructor & Destructor Documentation

TrkPoca() [1/2]

TrkPoca::TrkPoca	(	const Trajectory &	traj1,
		double	flt1,
		const Trajectory &	traj2,
		double	flt2,
		double	precision = 1.e-5 )

Definition at line 22 of file TrkPoca.cxx.

: TrkPocaBase(f1,f2,prec), _doca(-9999.) 
{ 
  minimize(traj1,f1,traj2,f2);
  if (status().failure()) return;
  calcDist(traj1,traj2);
}

TrkPoca() [2/2]

TrkPoca::TrkPoca	(	const Trajectory &	traj,
		double	flt,
		const HepPoint3D &	pt,
		double	precision = 1.e-5 )

Definition at line 31 of file TrkPoca.cxx.

: TrkPocaBase(flt,prec) 
{
  minimize(traj,flt,pt);
  if (status().failure()) return;
  _doca = (traj.position(flt1()) - pt).mag();
}

~TrkPoca()

TrkPoca::~TrkPoca ( )

inline

Definition at line 34 of file TrkPoca.h.

{};

Member Function Documentation

doca()

double TrkPoca::doca ( ) const

inline

Definition at line 56 of file TrkPoca.h.

{return _doca;}

Referenced by TrkDifPieceTraj::append(), TrkDifPieceTraj::append(), MdcHitOnTrack::dcaToWire(), MdcUtilitySvc::docaPatPar(), TrkDifPieceTraj::prepend(), TrkDifPieceTraj::prepend(), TrkPocaXY::TrkPocaXY(), MdcHitOnTrack::updateMeasurement(), TrkBmSpotOnTrk::updateMeasurement(), and TrkHitOnTrk::updatePoca().

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

• TrkPoca.h
• TrkPoca.cxx