edu.umich.eecs.april.jmat.geom

Class GLineSegment2D

java.lang.Object

edu.umich.eecs.april.jmat.geom.GLineSegment2D

All Implemented Interfaces:

java.io.Serializable

public class GLineSegment2D
extends java.lang.Object
implements java.io.Serializable

A 2D line with end points.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
GLine2D	line
double[]	p1
double[]	p2
(package private) static long	serialVersionUID
int	weight

Constructor Summary

Constructors

Constructor and Description
GLineSegment2D(double[] p1, double[] p2)

Method Summary

Modifier and Type	Method and Description
double[]	closestPoint(double[] p)
double	distanceTo(double[] p)
GLine2D	getLine()
double[]	intersectionWith(GLine2D l) Returns the point where this segment intersects this line, or null if they do not intersect.
double[]	intersectionWith(GLineSegment2D seg)
double	length()
double	lengthOfProjectionOnto(GLineSegment2D seg)
static GLineSegment2D	lsqFit(java.util.List<double[]> points, double[] weights)
static GLineSegment2D	lsqFitXYW(java.util.List<double[]> xyweight) xyweight is a list of 3x1 arrays that will be interpreted as (x,y,weight)
double	squaredDistanceTo(double[] p)

Methods inherited from class java.lang.Object

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

Field Detail

line

public GLine2D line

p1

public double[] p1

p2

public double[] p2

weight

public int weight

serialVersionUID

static final long serialVersionUID

See Also:

Constant Field Values

Constructor Detail

GLineSegment2D

public GLineSegment2D(double[] p1,
                      double[] p2)

Method Detail

getLine

public GLine2D getLine()

intersectionWith

public double[] intersectionWith(GLine2D l)

Returns the point where this segment intersects this line, or null if they do not intersect.

intersectionWith

public double[] intersectionWith(GLineSegment2D seg)

closestPoint

public double[] closestPoint(double[] p)

squaredDistanceTo

public double squaredDistanceTo(double[] p)

length

public double length()

distanceTo

public double distanceTo(double[] p)

lengthOfProjectionOnto

public double lengthOfProjectionOnto(GLineSegment2D seg)

lsqFit

public static GLineSegment2D lsqFit(java.util.List<double[]> points,
                                    double[] weights)

lsqFitXYW

public static GLineSegment2D lsqFitXYW(java.util.List<double[]> xyweight)

xyweight is a list of 3x1 arrays that will be interpreted as (x,y,weight)