haberman.rhizomatics.data

Class Vector2

java.lang.Object

haberman.rhizomatics.data.Vector2

All Implemented Interfaces:

java.lang.Cloneable

public class Vector2
extends java.lang.Object
implements java.lang.Cloneable

Encapsulates a 2D vector. Allows chaining methods by returning a reference to itself. Also contains static methods for computing vector math.

Field Summary

Fields

Modifier and Type	Field and Description
double	x
double	y

Constructor Summary

Constructors

Constructor and Description
Vector2()
Vector2(double x, double y)

Method Summary

Modifier and Type	Method and Description
Vector2	add(Vector2 v)
float	angle_to(Vector2 v)
static double	angle(Vector2 origin, Vector2 target)
Vector2	clone()
private double	cross_product(Vector2 v)
static Vector2	diff(Vector2 v1, Vector2 v2)
Vector2	div_scalar(float m)
Vector2	div(Vector2 v)
private double	dot_product(Vector2 v)
static Vector2	from_pointf(android.graphics.PointF point)
private double	length()
Vector2	mult_scalar(float m)
Vector2	mult(Vector2 v)
Vector2	norm()
void	set(Vector2 v)
Vector2	sub(Vector2 v)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

x

public double x

y

public double y

Constructor Detail

Vector2

public Vector2()

Vector2

public Vector2(double x,
               double y)

Method Detail

diff

public static Vector2 diff(Vector2 v1,
                           Vector2 v2)

from_pointf

public static Vector2 from_pointf(android.graphics.PointF point)

angle

public static double angle(Vector2 origin,
                           Vector2 target)

set

public void set(Vector2 v)

add

public Vector2 add(Vector2 v)

sub

public Vector2 sub(Vector2 v)

mult

public Vector2 mult(Vector2 v)

mult_scalar

public Vector2 mult_scalar(float m)

div

public Vector2 div(Vector2 v)

div_scalar

public Vector2 div_scalar(float m)

norm

public Vector2 norm()

length

private double length()

angle_to

public float angle_to(Vector2 v)

cross_product

private double cross_product(Vector2 v)

dot_product

private double dot_product(Vector2 v)

clone

public Vector2 clone()
              throws java.lang.CloneNotSupportedException

Overrides:

clone in class java.lang.Object

Throws:

java.lang.CloneNotSupportedException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object