gnu.gleem.linalg
Class Vec2f

java.lang.Object
  |
  +--gnu.gleem.linalg.Vec2f

public class Vec2f

extends java.lang.Object

2-element single-precision vector

Constructor Summary

Vec2f()

Vec2f(float x, float y)

Vec2f(Vec2f arg)

Method Summary

void	add(Vec2f b) this = this + b
void	add(Vec2f a, Vec2f b) this = a + b
Vec2f	addScaled(float s, Vec2f arg) Returns this + s * arg; creates new vector
void	addScaled(Vec2f a, float s, Vec2f b) this = a + s * b
Vec2f	copy()
float	dot(Vec2f arg)
float	get(int i) Gets the ith component, 0 <= i < 2
float	length()
float	lengthSquared()
Vec2f	minus(Vec2f arg) Returns this - arg; creates new vector
void	normalize()
Vec2f	plus(Vec2f arg) Returns this + arg; creates new vector
void	scale(float val) this = this * val
void	set(float x, float y)
void	set(int i, float val) Sets the ith component, 0 <= i < 2
void	setX(float x)
void	setY(float y)
void	sub(Vec2f b) this = this - b
void	sub(Vec2f a, Vec2f b) this = a - b
Vec2f	times(float val) Returns this * val; creates new vector
java.lang.String	toString()
Vecf	toVecf()
float	x()
float	y()

Methods inherited from class java.lang.Object

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

Constructor Detail

Vec2f

public Vec2f()

Vec2f

public Vec2f(Vec2f arg)

Vec2f

public Vec2f(float x,
             float y)

Method Detail

copy

public Vec2f copy()

set

public void set(float x,
                float y)

set

public void set(int i,
                float val)

Sets the ith component, 0 <= i < 2

get

public float get(int i)

Gets the ith component, 0 <= i < 2

x

public float x()

y

public float y()

setX

public void setX(float x)

setY

public void setY(float y)

dot

public float dot(Vec2f arg)

length

public float length()

lengthSquared

public float lengthSquared()

normalize

public void normalize()

times

public Vec2f times(float val)

Returns this * val; creates new vector

scale

public void scale(float val)

this = this * val

plus

public Vec2f plus(Vec2f arg)

Returns this + arg; creates new vector

add

public void add(Vec2f b)

this = this + b

add

public void add(Vec2f a,
                Vec2f b)

this = a + b

addScaled

public Vec2f addScaled(float s,
                       Vec2f arg)

Returns this + s * arg; creates new vector

addScaled

public void addScaled(Vec2f a,
                      float s,
                      Vec2f b)

this = a + s * b

minus

public Vec2f minus(Vec2f arg)

Returns this - arg; creates new vector

sub

public void sub(Vec2f b)

this = this - b

sub

public void sub(Vec2f a,
                Vec2f b)

this = a - b

toVecf

public Vecf toVecf()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object