marlintpc::simpleFitZS Class Reference

Simple fit in ZS. More...

#include <SimpleHelixTrackModel.h>

Public Member Functions
	simpleFitZS ()
	Constructor for simple fit in ZS.
void	addPoint (double, double, double)
	Add point. More...
int	fit (double &, int &)
	Perform fit. More...
TVectorD	getPar () const
	Get parameters vector. More...
TMatrixDSym	getCov () const
	Get covariance matrix. More...

Detailed Description

Simple fit in ZS.

Fit straight line.

Member Function Documentation

void marlintpc::simpleFitZS::addPoint	(	double	x,
		double	y,
		double	w
	)

Add point.

Parameters

[in]	x	arc-length S of point
[in]	y	Z of point
[in]	w	weight of point

Referenced by marlintpc::tp_PixelSegment::tp_PixelSegment().

int marlintpc::simpleFitZS::fit	(	double &	Chi2,
		int &	nPoints
	)

Perform fit.

Parameters

[out]	Chi2	chi2 of fit
[out]	nPoints	number of points

Returns

number of fit parameters (2)

Referenced by marlintpc::tp_PixelSegment::tp_PixelSegment().

TMatrixDSym marlintpc::simpleFitZS::getCov

(

)

const

Get covariance matrix.

Returns

covariance matrix

Referenced by marlintpc::tp_PixelSegment::tp_PixelSegment().

TVectorD marlintpc::simpleFitZS::getPar

(

)

const

Get parameters vector.

Returns

parameter vector

Referenced by marlintpc::tp_PixelSegment::tp_PixelSegment().

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

• SimpleHelixTrackModel.h
• SimpleHelixTrackModel.cc