thothbot.parallax.core.shared.math

Class Vector4

java.lang.Object

thothbot.parallax.core.shared.math.Vector2

thothbot.parallax.core.shared.math.Vector3

thothbot.parallax.core.shared.math.Vector4

public class Vector4
extends Vector3

This class is realization of (X, Y, Z, W) vector. Where: X - x coordinate of the vector. Y - y coordinate of the vector. Z - z coordinate of the vector. W - w coordinate of the vector.

Author:

thothbot

Constructor Summary

Constructors

Constructor and Description
Vector4() This default constructor will initialize vector (0, 0, 0, 1);
Vector4(double x, double y, double z) This constructor will initialize vector (X, Y, Z, 1) from the specified X, Y, Z coordinates.
Vector4(double x, double y, double z, double w) This constructor will initialize vector (X, Y, Z, W) from the specified X, Y, Z, W coordinates.

Method Summary

Modifier and Type	Method and Description
Vector4	add(double s)
Vector4	add(Vector4 v) Sets the value of this vector to the sum of itself and v1.
Vector4	add(Vector4 v1, Vector4 v2) Sets the value of this vector to the sum of vectors v1 and v2.
void	addW(double w) This method will add specified value to W coordinate of the vector.
Vector4	applyMatrix4(Matrix4 m)
Vector4	ceil()
Vector4	clamp(double minVal, double maxVal)
Vector4	clamp(Vector4 min, Vector4 max) This function assumes min < max, if this assumption isn't true it will not operate correctly
Vector4	clone()
Vector4	copy(Vector3 v) Set value of the vector from another vector.
Vector4	copy(Vector4 v) Set value of the vector from another vector.
Vector4	divide(double scalar)
Vector4	divide(Vector4 v)
Vector4	divide(Vector4 v1, Vector4 v2)
double	dot(Vector4 v1) returns the dot product of this vector and v1
boolean	equals(Vector4 v)
Vector4	floor()
double	getComponent(int index)
double	getW() get W coordinate from the vector
double	length() Returns the length of this vector.
double	lengthManhattan()
double	lengthSq() Returns the squared length of this vector
Vector4	lerp(Vector4 v1, double alpha)
Vector4	max(Vector4 v)
Vector4	min(Vector4 v)
Vector4	multiply(double s) Sets the value of this vector to the scalar multiplication of the scale factor with this.
Vector4	multiply(Vector4 v)
Vector4	multiply(Vector4 v1, Vector4 v2)
Vector4	negate() Negates the value of this vector in place.
Vector4	normalize() Normalizes this vector in place.
Vector4	round()
Vector4	roundToZero()
Vector4	set(double x, double y, double z, double w) Sets the value of this vector to the specified xyzw coordinates.
Vector4	setAxisAngleFromQuaternion(Quaternion q) www.euclideanspace.com
Vector4	setAxisAngleFromRotationMatrix(Matrix4 m) www.euclideanspace.com
void	setComponent(int index, double value)
Vector4	setLength(double l)
void	setW(double w) This method sets W coordinate of the vector.
Vector4	sub(Vector4 v) Sets the value of this vector to the difference of itself and v1 (this = this - v).
Vector4	sub(Vector4 v1, Vector4 v2) Sets the value of this vector to the difference of vectors v1 and v2 (this = v1 - v2).
java.lang.String	toString()

Methods inherited from class thothbot.parallax.core.shared.math.Vector3

add, add, addZ, angleTo, apply, apply, apply, applyAxisAngle, applyEuler, applyProjection, clamp, cross, cross, distanceTo, distanceToSquared, divide, divide, dot, equals, fromArray, fromArray, getZ, lerp, max, min, multiply, multiply, project, projectOnPlane, projectOnVector, reflect, set, set, setFromMatrixColumn, setFromMatrixPosition, setFromMatrixScale, setZ, sub, sub, toArray, toArray, transformDirection, unproject

Methods inherited from class thothbot.parallax.core.shared.math.Vector2

add, add, addX, addY, clamp, copy, distanceTo, distanceToSquared, divide, divide, dot, equals, getX, getY, isZero, lerp, max, min, multiply, multiply, set, setX, setY, sub, sub

Methods inherited from class java.lang.Object

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

Constructor Detail

Vector4

public Vector4()

This default constructor will initialize vector (0, 0, 0, 1);

Vector4

public Vector4(double x,
               double y,
               double z)

This constructor will initialize vector (X, Y, Z, 1) from the specified X, Y, Z coordinates.

Parameters:

x - the X coordinate

y - the Y coordinate

z - the Z coordinate

Vector4

public Vector4(double x,
               double y,
               double z,
               double w)

This constructor will initialize vector (X, Y, Z, W) from the specified X, Y, Z, W coordinates.

Parameters:

x - the X coordinate

y - the Y coordinate

z - the Z coordinate

w - the W coordinate

Method Detail

getW

public double getW()

get W coordinate from the vector

Returns:

a W coordinate

addW

public void addW(double w)

This method will add specified value to W coordinate of the vector. In another words: w += value.

Parameters:

w - the W coordinate

setW

public void setW(double w)

This method sets W coordinate of the vector.

Parameters:

w - the W coordinate

set

public Vector4 set(double x,
                   double y,
                   double z,
                   double w)

Sets the value of this vector to the specified xyzw coordinates.

Parameters:

x - the x coordinate

y - the y coordinate

z - the z coordinate

w - the w coordinate

setComponent

public void setComponent(int index,
                         double value)

Overrides:

setComponent in class Vector3

getComponent

public double getComponent(int index)

Overrides:

getComponent in class Vector3

copy

public Vector4 copy(Vector4 v)

Set value of the vector from another vector.

Parameters:

v - the other vector

Returns:

the current vector

copy

public Vector4 copy(Vector3 v)

Set value of the vector from another vector.

Overrides:

copy in class Vector3

Parameters:

v - the other vector

Returns:

the current vector

add

public Vector4 add(Vector4 v1,
                   Vector4 v2)

Sets the value of this vector to the sum of vectors v1 and v2.

Parameters:

v1 - the first vector

v2 - the second vector

add

public Vector4 add(Vector4 v)

Sets the value of this vector to the sum of itself and v1.

Parameters:

v - the other vector

add

public Vector4 add(double s)

Overrides:

add in class Vector3

sub

public Vector4 sub(Vector4 v1,
                   Vector4 v2)

Sets the value of this vector to the difference of vectors v1 and v2 (this = v1 - v2).

Parameters:

v1 - the first vector

v2 - the second vector

sub

public Vector4 sub(Vector4 v)

Sets the value of this vector to the difference of itself and v1 (this = this - v).

Parameters:

v - the other vector

multiply

public Vector4 multiply(Vector4 v)

multiply

public Vector4 multiply(double s)

Sets the value of this vector to the scalar multiplication of the scale factor with this.

Overrides:

multiply in class Vector3

Parameters:

s - the scalar value

multiply

public Vector4 multiply(Vector4 v1,
                        Vector4 v2)

applyMatrix4

public Vector4 applyMatrix4(Matrix4 m)

divide

public Vector4 divide(Vector4 v1,
                      Vector4 v2)

divide

public Vector4 divide(Vector4 v)

divide

public Vector4 divide(double scalar)

Overrides:

divide in class Vector3

setAxisAngleFromQuaternion

public Vector4 setAxisAngleFromQuaternion(Quaternion q)

www.euclideanspace.com

Parameters:

q - is assumed to be normalized

setAxisAngleFromRotationMatrix

public Vector4 setAxisAngleFromRotationMatrix(Matrix4 m)

www.euclideanspace.com

Parameters:

m - assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)

min

public Vector4 min(Vector4 v)

max

public Vector4 max(Vector4 v)

clamp

public Vector4 clamp(Vector4 min,
                     Vector4 max)

This function assumes min < max, if this assumption isn't true it will not operate correctly

clamp

public Vector4 clamp(double minVal,
                     double maxVal)

Overrides:

clamp in class Vector3

floor

public Vector4 floor()

Overrides:

floor in class Vector3

ceil

public Vector4 ceil()

Overrides:

ceil in class Vector3

round

public Vector4 round()

Overrides:

round in class Vector3

roundToZero

public Vector4 roundToZero()

Overrides:

roundToZero in class Vector3

negate

public Vector4 negate()

Negates the value of this vector in place.

Overrides:

negate in class Vector3

dot

public double dot(Vector4 v1)

returns the dot product of this vector and v1

Parameters:

v1 - the other vector

Returns:

the dot product of this vector and v1

length

public double length()

Returns the length of this vector.

Overrides:

length in class Vector3

Returns:

the length of this vector as a double

lengthSq

public double lengthSq()

Returns the squared length of this vector

Overrides:

lengthSq in class Vector3

Returns:

the squared length of this vector as a double

lengthManhattan

public double lengthManhattan()

Overrides:

lengthManhattan in class Vector3

normalize

public Vector4 normalize()

Normalizes this vector in place.

Overrides:

normalize in class Vector3

setLength

public Vector4 setLength(double l)

Overrides:

setLength in class Vector3

lerp

public Vector4 lerp(Vector4 v1,
                    double alpha)

equals

public boolean equals(Vector4 v)

clone

public Vector4 clone()

Overrides:

clone in class Vector3

toString

public java.lang.String toString()

Overrides:

toString in class Vector3