jadex.application.space.envsupport.math
Class Vector2Int

java.lang.Object
  jadex.application.space.envsupport.math.Vector2Int

All Implemented Interfaces:

IVector2

public class Vector2Int
extends Object
implements IVector2

Implementation of a 2-vector using integer values.

Field Summary

static IVector2

ZERO Zero vector.

Constructor Summary

Vector2Int()
Creates a new Vector2Int with the value (0,0).

Vector2Int(int scalar)
Creates a new Vector2Int using the scalar to assign the value (scalar,scalar).

Vector2Int(int x, int y)
Creates a new Vector2Int with the given value.

Vector2Int(IVector2 vector)
Creates a new Vector2 with the same value as the input vector.

Method Summary

IVector2	add(double scalar) Adds a scalar to each component of this vector.
IVector2	add(IVector1 scalar) Adds a scalar to each component of this vector.
IVector2	add(IVector2 vector) Adds another vector to this vector, adding individual components.
IVector2	assign(IVector2 vector) Assigns this vector the values of another vector.
Object	clone() Generates a deep clone of the vector.
IVector2	copy() Makes a copy of the vector without using the complex clone interface.
IVector2	divide(IVector2 vector) Performs a division on the vector.
boolean	equals(IVector2 vector) Compares the vector to another vector.
boolean	equals(Object obj) Compares the vector to an object
IVector1	getDirection() Returns the direction (theta) of the vector.
double	getDirectionAsDouble() Returns the direction (theta) of the vector as double.
float	getDirectionAsFloat() Returns the direction (theta) of the vector as float.
IVector1	getDistance(IVector2 vector) Returns the distance to another vector.
IVector1	getLength() Returns the length (magnitude) of the vector.
IVector1	getMean() Returns the mean average of the vector components.
static IVector2	getVector2(Integer a, Integer b) Get a vector for two doubles.
IVector1	getX() Returns the x-component of the vector.
BigDecimal	getXAsBigDecimal() Returns the x-component of the vector as BigDecimal.
double	getXAsDouble() Returns the x-component of the vector as double.
float	getXAsFloat() Returns the x-component of the vector as float.
int	getXAsInteger() Returns the x-component of the vector as integer.
long	getXAsLong() Returns the x-component of the vector as long.
IVector1	getY() Returns the y-component of the vector.
BigDecimal	getYAsBigDecimal() Returns the component of the vector as BigDecima;.
double	getYAsDouble() Returns the component of the vector as double.
float	getYAsFloat() Returns the component of the vector as float.
int	getYAsInteger() Returns the component of the vector as integer.
long	getYAsLong() Returns the component of the vector as float.
int	hashCode() Compute the hash code.
IVector2	mod(IVector2 modulus) Applies a modulo vector.
IVector2	multiply(double scalar) Performs a scalar multiplication (scaling) on the vector.
IVector2	multiply(IVector1 scalar) Performs a scalar multiplication (scaling) on the vector.
IVector2	multiply(IVector2 vector) Performs a multiplication on the vector.
IVector2	negate() Negates the vector by negating its components.
IVector2	negateX() Negates the x-component.
IVector2	negateY() Negates the y-component.
IVector2	normalize() Converts the vector to a unit vector (normalization)
IVector2	randomX(IVector1 lower, IVector1 upper) Sets the x-component to a random value in the interval [lower,upper]
IVector2	randomY(IVector1 lower, IVector1 upper) Sets the y-component to a random value in the interval [lower,upper]
void	setX(IVector1 x)
void	setY(IVector1 y)
IVector2	subtract(double scalar) Subtracts a scalar to each component of this vector.
IVector2	subtract(IVector1 scalar) Subtracts a scalar to each component of this vector.
IVector2	subtract(IVector2 vector) Subtracts another vector to this vector, subtracting individual components.
String	toString()
IVector2	zero() Sets all vector components to zero.

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

ZERO

public static final IVector2 ZERO

Zero vector.

Constructor Detail

Vector2Int

public Vector2Int()

Creates a new Vector2Int with the value (0,0).

Vector2Int

public Vector2Int(IVector2 vector)

Creates a new Vector2 with the same value as the input vector.

Vector2Int

public Vector2Int(int scalar)

Creates a new Vector2Int using the scalar to assign the value (scalar,scalar).

Vector2Int

public Vector2Int(int x,
                  int y)

Creates a new Vector2Int with the given value.

Method Detail

assign

public IVector2 assign(IVector2 vector)

Assigns this vector the values of another vector.

Specified by:

assign in interface IVector2

Parameters:

vector - the other vector

Returns:

a reference to the called vector (NOT a copy)

add

public IVector2 add(double scalar)

Adds a scalar to each component of this vector.

Specified by:

add in interface IVector2

Parameters:

scalar - scalar value as double

Returns:

a reference to the called vector (NOT a copy)

add

public IVector2 add(IVector1 scalar)

Adds a scalar to each component of this vector.

Specified by:

add in interface IVector2

Parameters:

scalar - scalar value

Returns:

a reference to the called vector (NOT a copy)

add

public IVector2 add(IVector2 vector)

Adds another vector to this vector, adding individual components.

Specified by:

add in interface IVector2

Parameters:

vector - the vector to add to this vector

Returns:

a reference to the called vector (NOT a copy)

subtract

public IVector2 subtract(double scalar)

Subtracts a scalar to each component of this vector.

Specified by:

subtract in interface IVector2

Parameters:

scalar - scalar value as double

Returns:

a reference to the called vector (NOT a copy)

subtract

public IVector2 subtract(IVector1 scalar)

Subtracts a scalar to each component of this vector.

Specified by:

subtract in interface IVector2

Parameters:

scalar - scalar value

Returns:

a reference to the called vector (NOT a copy)

subtract

public IVector2 subtract(IVector2 vector)

Subtracts another vector to this vector, subtracting individual components.

Specified by:

subtract in interface IVector2

Parameters:

vector - the vector to subtract from this vector

Returns:

a reference to the called vector (NOT a copy)

mod

public IVector2 mod(IVector2 modulus)

Applies a modulo vector. The modulus will be added first so that values in the interval (-modulus, 0) will wrap over into the positive range.

Specified by:

mod in interface IVector2

Parameters:

modulus - modulus

Returns:

a reference to the called vector (NOT a copy)

multiply

public IVector2 multiply(double scalar)

Performs a scalar multiplication (scaling) on the vector.

Specified by:

multiply in interface IVector2

Parameters:

scalar - the scale factor double

Returns:

a reference to the called vector (NOT a copy)

multiply

public IVector2 multiply(IVector1 scalar)

Performs a scalar multiplication (scaling) on the vector.

Specified by:

multiply in interface IVector2

Parameters:

scalar - the scale factor

Returns:

a reference to the called vector (NOT a copy)

multiply

public IVector2 multiply(IVector2 vector)

Performs a multiplication on the vector.

Specified by:

multiply in interface IVector2

Parameters:

vector - vector

Returns:

a reference to the called vector (NOT a copy)

divide

public IVector2 divide(IVector2 vector)

Performs a division on the vector.

Specified by:

divide in interface IVector2

Parameters:

vector - vector

Returns:

a reference to the called vector (NOT a copy)

zero

public IVector2 zero()

Sets all vector components to zero.

Specified by:

zero in interface IVector2

Returns:

a reference to the called vector (NOT a copy)

negateX

public IVector2 negateX()

Negates the x-component.

Specified by:

negateX in interface IVector2

Returns:

a reference to the called vector (NOT a copy)

negateY

public IVector2 negateY()

Negates the y-component.

Specified by:

negateY in interface IVector2

Returns:

a reference to the called vector (NOT a copy)

negate

public IVector2 negate()

Negates the vector by negating its components.

Specified by:

negate in interface IVector2

Returns:

a reference to the called vector (NOT a copy)

randomX

public IVector2 randomX(IVector1 lower,
                        IVector1 upper)

Sets the x-component to a random value in the interval [lower,upper]

Specified by:

randomX in interface IVector2

Returns:

a reference to the called vector (NOT a copy)

randomY

public IVector2 randomY(IVector1 lower,
                        IVector1 upper)

Sets the y-component to a random value in the interval [lower,upper]

Specified by:

randomY in interface IVector2

Returns:

a reference to the called vector (NOT a copy)

normalize

public IVector2 normalize()

Converts the vector to a unit vector (normalization)

Specified by:

normalize in interface IVector2

getLength

public IVector1 getLength()

Returns the length (magnitude) of the vector.

Specified by:

getLength in interface IVector2

Returns:

vector length

getDirection

public IVector1 getDirection()

Returns the direction (theta) of the vector.

Specified by:

getDirection in interface IVector2

Returns:

vector direction

getDirectionAsFloat

public float getDirectionAsFloat()

Returns the direction (theta) of the vector as float.

Specified by:

getDirectionAsFloat in interface IVector2

Returns:

vector direction as float

getDirectionAsDouble

public double getDirectionAsDouble()

Returns the direction (theta) of the vector as double.

Specified by:

getDirectionAsDouble in interface IVector2

Returns:

vector direction as double

getMean

public IVector1 getMean()

Returns the mean average of the vector components.

Specified by:

getMean in interface IVector2

Returns:

vector direction

getDistance

public IVector1 getDistance(IVector2 vector)

Returns the distance to another vector.

Specified by:

getDistance in interface IVector2

Parameters:

vector - other vector

Returns:

distance

getX

public IVector1 getX()

Returns the x-component of the vector.

Specified by:

getX in interface IVector2

Returns:

x-component

getY

public IVector1 getY()

Returns the y-component of the vector.

Specified by:

getY in interface IVector2

Returns:

y-component

setX

public void setX(IVector1 x)

setY

public void setY(IVector1 y)

getXAsInteger

public int getXAsInteger()

Returns the x-component of the vector as integer.

Specified by:

getXAsInteger in interface IVector2

Returns:

x-component as integer

getYAsInteger

public int getYAsInteger()

Returns the component of the vector as integer.

Specified by:

getYAsInteger in interface IVector2

Returns:

y-component as float

getXAsLong

public long getXAsLong()

Returns the x-component of the vector as long.

Specified by:

getXAsLong in interface IVector2

Returns:

x-component as long

getYAsLong

public long getYAsLong()

Returns the component of the vector as float.

Specified by:

getYAsLong in interface IVector2

Returns:

y-component as float

getXAsFloat

public float getXAsFloat()

Returns the x-component of the vector as float.

Specified by:

getXAsFloat in interface IVector2

Returns:

x-component as float

getYAsFloat

public float getYAsFloat()

Returns the component of the vector as float.

Specified by:

getYAsFloat in interface IVector2

Returns:

y-component as float

getXAsDouble

public double getXAsDouble()

Returns the x-component of the vector as double.

Specified by:

getXAsDouble in interface IVector2

Returns:

x-component as double

getYAsDouble

public double getYAsDouble()

Returns the component of the vector as double.

Specified by:

getYAsDouble in interface IVector2

Returns:

y-component as double

getXAsBigDecimal

public BigDecimal getXAsBigDecimal()

Returns the x-component of the vector as BigDecimal.

Specified by:

getXAsBigDecimal in interface IVector2

Returns:

x-component as BigDecimal

getYAsBigDecimal

public BigDecimal getYAsBigDecimal()

Returns the component of the vector as BigDecima;.

Specified by:

getYAsBigDecimal in interface IVector2

Returns:

y-component as BigDecimal

copy

public IVector2 copy()

Makes a copy of the vector without using the complex clone interface.

Specified by:

copy in interface IVector2

Returns:

copy of the vector

clone

public Object clone()
             throws CloneNotSupportedException

Generates a deep clone of the vector.

Specified by:

clone in interface IVector2

Overrides:

clone in class Object

Returns:

clone of this vector

Throws:

CloneNotSupportedException

equals

public boolean equals(Object obj)

Compares the vector to an object

Specified by:

equals in interface IVector2

Overrides:

equals in class Object

Parameters:

obj - the object

Returns:

always returns false unless the object is an IVector2, in which case it is equivalent to equals(IVector vector)

equals

public boolean equals(IVector2 vector)

Compares the vector to another vector. The vectors are equal if the components are equal.

Specified by:

equals in interface IVector2

Parameters:

vector - the other vector

Returns:

true if the vectors are equal

hashCode

public int hashCode()

Compute the hash code.

Overrides:

hashCode in class Object

Returns:

The hash code.

toString

public String toString()

Overrides:

toString in class Object

getVector2

public static IVector2 getVector2(Integer a,
                                  Integer b)

Get a vector for two doubles.

Parameters:

a - The first value.

b - The second value.

Returns:

The vector (null if at least one of args is null).