io.github.jdiemke.triangulation

Class Vector2D

java.lang.Object

io.github.jdiemke.triangulation.Vector2D

public class Vector2D
extends java.lang.Object

2D vector class implementation.

Field Summary

Fields

Modifier and Type	Field and Description
double	x
double	y

Constructor Summary

Constructors

Constructor and Description
Vector2D(double x, double y) Constructor of the 2D vector class used to create new vector instances.

Method Summary

Modifier and Type	Method and Description
Vector2D	add(Vector2D vector) Adds the given vector to this.
double	cross(Vector2D vector) Computes the 2D pseudo cross product Dot(Perp(this), vector) of this and the given vector.
double	dot(Vector2D vector) Computes the dot product of this and the given vector.
double	mag() Computes the magnitude or length of this.
Vector2D	mult(double scalar) Multiplies this by the given scalar.
Vector2D	sub(Vector2D vector) Subtracts the given vector from this.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

x

public double x

y

public double y

Constructor Detail

Vector2D

public Vector2D(double x,
                double y)

Constructor of the 2D vector class used to create new vector instances.

Parameters:

x - The x coordinate of the new vector

y - The y coordinate of the new vector

Method Detail

sub

public Vector2D sub(Vector2D vector)

Subtracts the given vector from this.

Parameters:

vector - The vector to be subtracted from this

Returns:

A new instance holding the result of the vector subtraction

add

public Vector2D add(Vector2D vector)

Adds the given vector to this.

Parameters:

vector - The vector to be added to this

Returns:

A new instance holding the result of the vector addition

mult

public Vector2D mult(double scalar)

Multiplies this by the given scalar.

Parameters:

scalar - The scalar to be multiplied by this

Returns:

A new instance holding the result of the multiplication

mag

public double mag()

Computes the magnitude or length of this.

Returns:

The magnitude of this

dot

public double dot(Vector2D vector)

Computes the dot product of this and the given vector.

Parameters:

vector - The vector to be multiplied by this

Returns:

A new instance holding the result of the multiplication

cross

public double cross(Vector2D vector)

Computes the 2D pseudo cross product Dot(Perp(this), vector) of this and the given vector.

Parameters:

vector - The vector to be multiplied to the perpendicular vector of this

Returns:

A new instance holding the result of the pseudo cross product

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object