Module omix.api

Package omix.util.math.vector

Class Vec2d

java.lang.Object

omix.util.math.vector.AbstractVec<T>

omix.util.math.vector.AbstractDoubleVec<Vec2d>

omix.util.math.vector.Vec2d

public class Vec2d
extends AbstractDoubleVec<Vec2d>

Describes a vector in 2 dimensional space.

Author:

Dr. Peter Droste, Omix Visualization

Constructor Summary

Constructors

Constructor	Description
Vec2d()
Vec2d(double x, double y)
Vec2d(Vec2d vector)	Copy constructor

Method Summary

Modifier and Type	Method	Description
Vec2d	dot(double m)	Scaling
double	dot(Vec2d multiplicator)	Scalar product
boolean	equals(Object obj)	Determines if the vector is equals another object
double	getAngle(Vec2d coordinate)	Computes the angle between two vectors.
double	getLength()	Length of the vector
double	getX()	returns X component
double	getY()	returns Y component
boolean	isInfinite()	Determines if one coordinate component is infinity.
boolean	isNaN()	Determines if one coordinate component is NaN.
Vec2d	minus(Vec2d v)	Subtraction
Vec2d	negate()	Negation
Vec2d	normalize()	Normalization
Vec2d	plus(Vec2d v)	Addition
Vec2d	rotate(double angle)	Rotates the vector.
void	set(Vec2d c)	Change the coordinates of this vector. this := c
void	setX(double x)	Changes the X coordinate
void	setY(double y)	Changes the Y coordinate
double[]	toDouble()	Returns the vector as double array.
float[]	toFloat()	Returns the vector as float array.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

Vec2d

@ConstructorProperties({"x","y"}) public Vec2d(double x, double y)

Parameters:

x - X component

y - Y component

Vec2d

@ConstructorProperties("vector") public Vec2d(Vec2d vector)

Copy constructor

Parameters:

vector -

Vec2d

public Vec2d()

Method Details

equals

public boolean equals(Object obj)

Description copied from class: AbstractVec

Determines if the vector is equals another object

Specified by:

equals in class AbstractVec<Vec2d>

Returns:

this==object

See Also:

AbstractVec.equals(java.lang.Object)

set

public void set(Vec2d c)

Description copied from class: AbstractVec

Change the coordinates of this vector.
this := c

Specified by:

set in class AbstractVec<Vec2d>

See Also:

AbstractVec.set(omix.util.math.vector.AbstractVec)

getX

public double getX()

returns X component

Returns:

x

getY

public double getY()

returns Y component

Returns:

y

plus

public Vec2d plus(Vec2d v)

Description copied from class: AbstractVec

Addition

Specified by:

plus in class AbstractVec<Vec2d>

Returns:

this+v

See Also:

AbstractVec.plus(omix.util.math.vector.AbstractVec)

minus

public Vec2d minus(Vec2d v)

Description copied from class: AbstractVec

Subtraction

Specified by:

minus in class AbstractVec<Vec2d>

Returns:

this-v

See Also:

AbstractVec.minus(omix.util.math.vector.AbstractVec)

dot

public Vec2d dot(double m)

Description copied from class: AbstractDoubleVec

Scaling

Specified by:

dot in class AbstractDoubleVec<Vec2d>

Returns:

this⋅m

See Also:

AbstractDoubleVec.dot(double)

dot

public double dot(Vec2d multiplicator)

Description copied from class: AbstractDoubleVec

Scalar product

Specified by:

dot in class AbstractDoubleVec<Vec2d>

Returns:

this⋅multiplicator

See Also:

AbstractDoubleVec.dot(omix.util.math.vector.AbstractDoubleVec)

normalize

public Vec2d normalize()

Description copied from class: AbstractVec

Normalization

Specified by:

normalize in class AbstractVec<Vec2d>

Returns:

this / |this|

See Also:

AbstractVec.normalize()

negate

public Vec2d negate()

Description copied from class: AbstractVec

Negation

Specified by:

negate in class AbstractVec<Vec2d>

Returns:

-this

See Also:

AbstractVec.negate()

getLength

public double getLength()

Description copied from class: AbstractDoubleVec

Length of the vector

Specified by:

getLength in class AbstractDoubleVec<Vec2d>

Returns:

|this|

See Also:

AbstractDoubleVec.getLength()

rotate

public Vec2d rotate(double angle)

Rotates the vector.

Parameters:

angle -

Returns:

the rotated vector

isNaN

public boolean isNaN()

Description copied from class: AbstractVec

Determines if one coordinate component is NaN.

Specified by:

isNaN in class AbstractVec<Vec2d>

Returns:

is NaN

See Also:

AbstractVec.isNaN()

isInfinite

public boolean isInfinite()

Description copied from class: AbstractVec

Determines if one coordinate component is infinity.

Specified by:

isInfinite in class AbstractVec<Vec2d>

Returns:

is infinity

See Also:

AbstractVec.isInfinite()

toString

public String toString()

Overrides:

toString in class Object

See Also:

Object.toString()

getAngle

public double getAngle(Vec2d coordinate)

Description copied from class: AbstractDoubleVec

Computes the angle between two vectors.

Specified by:

getAngle in class AbstractDoubleVec<Vec2d>

Returns:

angle in radians

See Also:

AbstractDoubleVec.getAngle(omix.util.math.vector.AbstractDoubleVec)

toDouble

public double[] toDouble()

Description copied from class: AbstractVec

Returns the vector as double array.

Specified by:

toDouble in class AbstractVec<Vec2d>

Returns:

new double[]{...}

See Also:

AbstractVec.toDouble()

toFloat

public float[] toFloat()

Description copied from class: AbstractVec

Returns the vector as float array.

Specified by:

toFloat in class AbstractVec<Vec2d>

Returns:

new float[]{...}

See Also:

AbstractVec.toFloat()

setX

public void setX(double x)

Changes the X coordinate

Parameters:

x - the x to set

setY

public void setY(double y)

Changes the Y coordinate

Parameters:

y - the y to set