org.lcsim.fit.twopointcircle

Class TwoPointLineFit

java.lang.Object

org.lcsim.fit.twopointcircle.TwoPointLineFit

public class TwoPointLineFit
extends Object

Author:

Richard Partridge

Field Summary

Fields

Modifier and Type	Field and Description
private double	_phi0
private double	_s1
private double	_s2
private double	_x0
private double	_y0

Constructor Summary

Constructors

Constructor and Description
TwoPointLineFit(double x0, double y0, double phi0, double s1, double s2) Fully qualified constructor.

Method Summary

Methods

Modifier and Type	Method and Description
double	phi0() Return the azimuthal angle of the line segment going from point 1 to point 2
double	s1() Return the distance from the point of closest approach to the first point
double	s2() Return the distance from the point of closest approach to the second point
double	x0() Return the x coordinate of the point of closest approach
double	y0() Return the y coordinate of the point of closest approach

Methods inherited from class java.lang.Object

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

Field Detail

_x0

private double _x0

_y0

private double _y0

_phi0

private double _phi0

_s1

private double _s1

_s2

private double _s2

Constructor Detail

TwoPointLineFit

public TwoPointLineFit(double x0,
               double y0,
               double phi0,
               double s1,
               double s2)

Fully qualified constructor.

Parameters:

x0 - x coordinate of point of closest approach

y0 - y coordinate of point of closest approach

phi0 - angle of line segment

s1 - distance to point 1

s2 - distance to point 2

Method Detail

x0

public double x0()

Return the x coordinate of the point of closest approach

Returns:

x coordinate

y0

public double y0()

Return the y coordinate of the point of closest approach

Returns:

y coordinate

phi0

public double phi0()

Return the azimuthal angle of the line segment going from point 1 to point 2

Returns:

azimuthal angle

s1

public double s1()

Return the distance from the point of closest approach to the first point

Returns:

distance to point 1

s2

public double s2()

Return the distance from the point of closest approach to the second point

Returns:

distance to point 2