Vector2d Class Reference

The Vector2d JavaScript class. Defines a two dimensional vector. More...

Public Slots
bool	isZero ()
	Test if Vector2d is zero. More...
bool	isEqual (Vector2d v2)
	Test if the two vectors are equals. More...
bool	isNotEqual (Vector2d v2)
	Test if the two vectors are not equals. More...
double	length ()
	Retrieve length of Vector2d. More...
double	lengthSq ()
	Retrieve square length of Vector2d. More...
double	radianAngle ()
	Retrieve radian angle defined by Vector2d. More...
double	degreeAngle ()
	Retrieve degree angle defined by Vector2d. More...
double	dot (Vector2d v2)
	Calculate dot product between current Vector2d and specified Vector2d. More...
Vector2d &	rotate (double rad)
	Rotate Vector2d counter-clockwise of specified radian angle. More...
Vector2d &	rotate90 ()
	Rotate Vector2d counter-clockwise of 90 degrees. More...
Vector2d &	rotate270 ()
	Rotate Vector2d counter-clockwise of 270 degrees. More...
Vector2d &	project (Vector2d v2)
	Project current Vector2d onto specified Vector2d. More...
Vector2d	getProjection (Vector2d v2)
	Project current Vector2d onto specified Vector2d. More...
Vector2d &	normalize ()
	Normalize current Vector2d. More...
Vector2d	getNormalized ()
	Normalize current Vector2d. More...
Vector2d &	negate ()
	Negate current Vector2d. More...

Public Member Functions
	Vector2d ()
	Create a new empty Vector2d. More...
	Vector2d (double x, double y)
	Create a new Vector2d. More...

Properties
double	x
	x value More...
double	y
	y value More...

Detailed Description

The Vector2d JavaScript class. Defines a two dimensional vector.

The Vector2d class defines a bi-dimensional vector container. Vector2d objects can be instantiated in the scripting environment.

Constructor & Destructor Documentation

Vector2d() [1/2]

Vector2d::Vector2d

(

)

Create a new empty Vector2d.

Vector2d() [2/2]

Vector2d::Vector2d	(	double	x,
		double	y
	)

Create a new Vector2d.

Parameters

x	X value
y	Y value

Member Function Documentation

degreeAngle

double Vector2d::degreeAngle ( )

slot

Retrieve degree angle defined by Vector2d.

Returns

Degree value

dot

double Vector2d::dot ( Vector2d  v2 )

slot

Calculate dot product between current Vector2d and specified Vector2d.

Parameters

v2	Second Vector2d

Returns

Dot product value

getNormalized

Vector2d Vector2d::getNormalized ( )

slot

Normalize current Vector2d.

Returns

new normalized Vector2d

getProjection

Vector2d Vector2d::getProjection ( Vector2d  v2 )

slot

Project current Vector2d onto specified Vector2d.

Parameters

v2	Vector2d to project onto

Returns

new projected Vector2d

isEqual

bool Vector2d::isEqual ( Vector2d  v2 )

slot

Test if the two vectors are equals.

Parameters

v2	Second Vector2d

Returns

Result of test

isNotEqual

bool Vector2d::isNotEqual ( Vector2d  v2 )

slot

Test if the two vectors are not equals.

Parameters

v2	Second Vector2d

Returns

Result of test

isZero

bool Vector2d::isZero ( )

slot

Test if Vector2d is zero.

Returns

Result of test

length

double Vector2d::length ( )

slot

Retrieve length of Vector2d.

Returns

Length

lengthSq

double Vector2d::lengthSq ( )

slot

Retrieve square length of Vector2d.

Returns

Square length

negate

Vector2d& Vector2d::negate ( )

slot

Negate current Vector2d.

Returns

Vector2d reference

normalize

Vector2d& Vector2d::normalize ( )

slot

Normalize current Vector2d.

Returns

Vector2d reference

project

Vector2d& Vector2d::project ( Vector2d  v2 )

slot

Project current Vector2d onto specified Vector2d.

Parameters

v2	Vector2d to project onto

Returns

Vector2d reference

radianAngle

double Vector2d::radianAngle ( )

slot

Retrieve radian angle defined by Vector2d.

Returns

Radian value

rotate

Vector2d& Vector2d::rotate ( double  rad )

slot

Rotate Vector2d counter-clockwise of specified radian angle.

Parameters

rad	Radian angle

Returns

Vector2d reference

rotate270

Vector2d& Vector2d::rotate270 ( )

slot

Rotate Vector2d counter-clockwise of 270 degrees.

Returns

Vector2d reference

rotate90

Vector2d& Vector2d::rotate90 ( )

slot

Rotate Vector2d counter-clockwise of 90 degrees.

Returns

Vector2d reference

Property Documentation

x

double Vector2d::x

readwrite

x value

y

double Vector2d::y

readwrite

y value