org.lcsim.fit.twopointcircle

Class TwoPointCircleFit

java.lang.Object

org.lcsim.fit.twopointcircle.TwoPointCircleFit

public class TwoPointCircleFit
extends Object

Author:

Richard Partridge

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	_cw
private double	_rc
private double	_s1
private double	_s2
private double	_xc
private double	_yc

Constructor Summary

Constructors

Constructor and Description
TwoPointCircleFit(double xc, double yc, double rc, boolean cw, double s1, double s2) Fully qualified constructor.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	cw() Return true if the closest hit to the DCA is in a clockwise direction relative to the the DCA
double	rc() Return the radius of the circle.
double	s1() Return the arc length to the first hit.
double	s2() Return the arc length to the second hit.
double	xc() Return the x coordinate of the circle center.
double	yc() Return the y coordinate of the circle center.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

_xc

private double _xc

_yc

private double _yc

_rc

private double _rc

_cw

private boolean _cw

_s1

private double _s1

_s2

private double _s2

Constructor Detail

TwoPointCircleFit

public TwoPointCircleFit(double xc,
                 double yc,
                 double rc,
                 boolean cw,
                 double s1,
                 double s2)

Fully qualified constructor.

Parameters:

xc - x coordinate of circle center

yc - y coordinate of circle center

rc - circle radius

cw - true if the closest hit to the DCA is in the clockwise direction

s1 - arc length from the DCA to the first hit

s2 - arc length from the DCA to the second hit

Method Detail

xc

public double xc()

Return the x coordinate of the circle center.

Returns:

x coordinate of the circle center

yc

public double yc()

Return the y coordinate of the circle center.

Returns:

y coordinate of the circle center

rc

public double rc()

Return the radius of the circle.

Returns:

circle radius

cw

public boolean cw()

Return true if the closest hit to the DCA is in a clockwise direction relative to the the DCA

Returns:

true if hits are cw

s1

public double s1()

Return the arc length to the first hit.

Returns:

arc length to the first hit

s2

public double s2()

Return the arc length to the second hit.

Returns:

arc length to the second hit.