Package org.joml

Interface Vector2fc

All Known Implementing Classes:

Vector2f

public interface Vector2fc

Interface to a read-only view of a 2-dimensional vector of single-precision floats.

Author:

Kai Burjack

Method Summary

Modifier and Type	Method	Description
Vector2f	absolute(Vector2f dest)	Compute the absolute of each of this vector's components and store the result into dest.
Vector2f	add(float x, float y, Vector2f dest)	Increment the components of this vector by the given values and store the result in dest.
Vector2f	add(Vector2fc v, Vector2f dest)	Add the supplied vector to this one and store the result in dest.
float	angle(Vector2fc v)	Return the angle between this vector and the supplied vector.
Vector2f	ceil(Vector2f dest)	Compute for each component of this vector the smallest (closest to negative infinity) float value that is greater than or equal to that component and is equal to a mathematical integer and store the result in dest.
float	distance(float x, float y)	Return the distance between this vector and (x, y).
float	distance(Vector2fc v)	Return the distance between this and v.
float	distanceSquared(float x, float y)	Return the distance squared between this vector and (x, y).
float	distanceSquared(Vector2fc v)	Return the distance squared between this and v.
Vector2f	div(float x, float y, Vector2f dest)	Divide the components of this Vector2f by the given scalar values and store the result in dest.
Vector2f	div(float scalar, Vector2f dest)	Divide all components of this Vector2f by the given scalar value and store the result in dest.
Vector2f	div(Vector2fc v, Vector2f dest)	Divide this Vector2f component-wise by another Vector2fc and store the result in dest.
float	dot(Vector2fc v)	Return the dot product of this vector and v.
boolean	equals(float x, float y)	Compare the vector components of this vector with the given (x, y) and return whether all of them are equal.
boolean	equals(Vector2fc v, float delta)	Compare the vector components of this vector with the given vector using the given delta and return whether all of them are equal within a maximum difference of delta.
Vector2f	floor(Vector2f dest)	Compute for each component of this vector the largest (closest to positive infinity) float value that is less than or equal to that component and is equal to a mathematical integer and store the result in dest.
Vector2f	fma(float a, Vector2fc b, Vector2f dest)	Add the component-wise multiplication of a * b to this vector and store the result in dest.
Vector2f	fma(Vector2fc a, Vector2fc b, Vector2f dest)	Add the component-wise multiplication of a * b to this vector and store the result in dest.
float	get(int component)	Get the value of the specified component of this vector.
ByteBuffer	get(int index, ByteBuffer buffer)	Store this vector into the supplied ByteBuffer starting at the specified absolute buffer position/index.
FloatBuffer	get(int index, FloatBuffer buffer)	Store this vector into the supplied FloatBuffer starting at the specified absolute buffer position/index.
Vector2i	get(int mode, Vector2i dest)	Set the components of the given vector dest to those of this vector using the given RoundingMode.
ByteBuffer	get(ByteBuffer buffer)	Store this vector into the supplied ByteBuffer at the current buffer position.
FloatBuffer	get(FloatBuffer buffer)	Store this vector into the supplied FloatBuffer at the current buffer position.
Vector2d	get(Vector2d dest)	Set the components of the given vector dest to those of this vector.
Vector2f	get(Vector2f dest)	Set the components of the given vector dest to those of this vector.
Vector2fc	getToAddress(long address)	Store this vector at the given off-heap memory address.
boolean	isFinite()	Determine whether all components are finite floating-point values, that is, they are not NaN and not infinity.
float	length()	Return the length of this vector.
float	lengthSquared()	Return the length squared of this vector.
Vector2f	lerp(Vector2fc other, float t, Vector2f dest)	Linearly interpolate this and other using the given interpolation factor t and store the result in dest.
Vector2f	max(Vector2fc v, Vector2f dest)	Set the components of dest to be the component-wise maximum of this and the other vector.
int	maxComponent()	Determine the component with the biggest absolute value.
Vector2f	min(Vector2fc v, Vector2f dest)	Set the components of dest to be the component-wise minimum of this and the other vector.
int	minComponent()	Determine the component with the smallest (towards zero) absolute value.
Vector2f	mul(float x, float y, Vector2f dest)	Multiply the components of this Vector2f by the given scalar values and store the result in dest.
Vector2f	mul(float scalar, Vector2f dest)	Multiply the components of this vector by the given scalar and store the result in dest.
Vector2f	mul(Matrix2dc mat, Vector2f dest)	Multiply the given matrix with this Vector2f and store the result in dest.
Vector2f	mul(Matrix2fc mat, Vector2f dest)	Multiply the given matrix with this Vector2f and store the result in dest.
Vector2f	mul(Vector2fc v, Vector2f dest)	Multiply this Vector2f component-wise by another Vector2f and store the result in dest.
Vector2f	mulDirection(Matrix3x2fc mat, Vector2f dest)	Multiply the given 3x2 matrix mat with this and store the result in dest.
Vector2f	mulPosition(Matrix3x2fc mat, Vector2f dest)	Multiply the given 3x2 matrix mat with this and store the result in dest.
Vector2f	mulTranspose(Matrix2fc mat, Vector2f dest)	Multiply the transpose of the given matrix with this Vector3f and store the result in dest.
Vector2f	negate(Vector2f dest)	Negate this vector and store the result in dest.
Vector2f	normalize(float length, Vector2f dest)	Scale this vector to have the given length and store the result in dest.
Vector2f	normalize(Vector2f dest)	Normalize this vector and store the result in dest.
Vector2f	round(Vector2f dest)	Compute for each component of this vector the closest float that is equal to a mathematical integer, with ties rounding to positive infinity and store the result in dest.
Vector2f	sub(float x, float y, Vector2f dest)	Subtract (x, y) from this vector and store the result in dest.
Vector2f	sub(Vector2fc v, Vector2f dest)	Subtract v from this vector and store the result in dest.
float	x()
float	y()

Method Details

x

float x()

Returns:

the value of the x component

y

float y()

Returns:

the value of the y component

get

ByteBuffer get(ByteBuffer buffer)

Store this vector into the supplied ByteBuffer at the current buffer position.

This method will not increment the position of the given ByteBuffer.

In order to specify the offset into the ByteBuffer at which the vector is stored, use get(int, ByteBuffer), taking the absolute position as parameter.

Parameters:

buffer - will receive the values of this vector in x, y order

Returns:

the passed in buffer

See Also:

• get(int, ByteBuffer)

get

ByteBuffer get(int index,
 ByteBuffer buffer)

Store this vector into the supplied ByteBuffer starting at the specified absolute buffer position/index.

This method will not increment the position of the given ByteBuffer.

Parameters:

index - the absolute position into the ByteBuffer

buffer - will receive the values of this vector in x, y order

Returns:

the passed in buffer

get

FloatBuffer get(FloatBuffer buffer)

Store this vector into the supplied FloatBuffer at the current buffer position.

This method will not increment the position of the given FloatBuffer.

In order to specify the offset into the FloatBuffer at which the vector is stored, use get(int, FloatBuffer), taking the absolute position as parameter.

Parameters:

buffer - will receive the values of this vector in x, y order

Returns:

the passed in buffer

See Also:

• get(int, FloatBuffer)

get

FloatBuffer get(int index,
 FloatBuffer buffer)

Store this vector into the supplied FloatBuffer starting at the specified absolute buffer position/index.

This method will not increment the position of the given FloatBuffer.

Parameters:

index - the absolute position into the FloatBuffer

buffer - will receive the values of this vector in x, y order

Returns:

the passed in buffer

getToAddress

Vector2fc getToAddress(long address)

Store this vector at the given off-heap memory address.

This method will throw an UnsupportedOperationException when JOML is used with `-Djoml.nounsafe`.

This method is unsafe as it can result in a crash of the JVM process when the specified address range does not belong to this process.

Parameters:

address - the off-heap address where to store this vector

Returns:

this

sub

Vector2f sub(Vector2fc v,
 Vector2f dest)

Subtract v from this vector and store the result in dest.

Parameters:

v - the vector to subtract

dest - will hold the result

Returns:

dest

sub

Vector2f sub(float x,
 float y,
 Vector2f dest)

Subtract (x, y) from this vector and store the result in dest.

Parameters:

x - the x component to subtract

y - the y component to subtract

dest - will hold the result

Returns:

dest

dot

float dot(Vector2fc v)

Return the dot product of this vector and v.

Parameters:

v - the other vector

Returns:

the dot product

angle

float angle(Vector2fc v)

Return the angle between this vector and the supplied vector.

Parameters:

v - the other vector

Returns:

the angle, in radians

lengthSquared

float lengthSquared()

Return the length squared of this vector.

Returns:

the length squared

length

float length()

Return the length of this vector.

Returns:

the length

distance

float distance(Vector2fc v)

Return the distance between this and v.

Parameters:

v - the other vector

Returns:

the distance

distanceSquared

float distanceSquared(Vector2fc v)

Return the distance squared between this and v.

Parameters:

v - the other vector

Returns:

the distance squared

distance

float distance(float x,
 float y)

Return the distance between this vector and (x, y).

Parameters:

x - the x component of the other vector

y - the y component of the other vector

Returns:

the euclidean distance

distanceSquared

float distanceSquared(float x,
 float y)

Return the distance squared between this vector and (x, y).

Parameters:

x - the x component of the other vector

y - the y component of the other vector

Returns:

the euclidean distance squared

normalize

Vector2f normalize(Vector2f dest)

Normalize this vector and store the result in dest.

Parameters:

dest - will hold the result

Returns:

dest

normalize

Vector2f normalize(float length,
 Vector2f dest)

Scale this vector to have the given length and store the result in dest.

Parameters:

length - the desired length

dest - will hold the result

Returns:

dest

add

Vector2f add(Vector2fc v,
 Vector2f dest)

Add the supplied vector to this one and store the result in dest.

Parameters:

v - the vector to add

dest - will hold the result

Returns:

dest

add

Vector2f add(float x,
 float y,
 Vector2f dest)

Increment the components of this vector by the given values and store the result in dest.

Parameters:

x - the x component to add

y - the y component to add

dest - will hold the result

Returns:

dest

negate

Vector2f negate(Vector2f dest)

Negate this vector and store the result in dest.

Parameters:

dest - will hold the result

Returns:

dest

mul

Vector2f mul(float scalar,
 Vector2f dest)

Multiply the components of this vector by the given scalar and store the result in dest.

Parameters:

scalar - the value to multiply this vector's components by

dest - will hold the result

Returns:

dest

mul

Vector2f mul(float x,
 float y,
 Vector2f dest)

Multiply the components of this Vector2f by the given scalar values and store the result in dest.

Parameters:

x - the x component to multiply this vector by

y - the y component to multiply this vector by

dest - will hold the result

Returns:

dest

mul

Vector2f mul(Vector2fc v,
 Vector2f dest)

Multiply this Vector2f component-wise by another Vector2f and store the result in dest.

Parameters:

v - the vector to multiply by

dest - will hold the result

Returns:

dest

div

Vector2f div(float scalar,
 Vector2f dest)

Divide all components of this Vector2f by the given scalar value and store the result in dest.

Parameters:

scalar - the scalar to divide by

dest - will hold the result

Returns:

dest

div

Vector2f div(Vector2fc v,
 Vector2f dest)

Divide this Vector2f component-wise by another Vector2fc and store the result in dest.

Parameters:

v - the vector to divide by

dest - will hold the result

Returns:

dest

div

Vector2f div(float x,
 float y,
 Vector2f dest)

Divide the components of this Vector2f by the given scalar values and store the result in dest.

Parameters:

x - the x component to divide this vector by

y - the y component to divide this vector by

dest - will hold the result

Returns:

dest

mul

Vector2f mul(Matrix2fc mat,
 Vector2f dest)

Multiply the given matrix with this Vector2f and store the result in dest.

Parameters:

mat - the matrix

dest - will hold the result

Returns:

dest

mul

Vector2f mul(Matrix2dc mat,
 Vector2f dest)

Multiply the given matrix with this Vector2f and store the result in dest.

Parameters:

mat - the matrix

dest - will hold the result

Returns:

dest

mulTranspose

Vector2f mulTranspose(Matrix2fc mat,
 Vector2f dest)

Multiply the transpose of the given matrix with this Vector3f and store the result in dest.

Parameters:

mat - the matrix

dest - will hold the result

Returns:

dest

mulPosition

Vector2f mulPosition(Matrix3x2fc mat,
 Vector2f dest)

Multiply the given 3x2 matrix mat with this and store the result in dest.

This method assumes the z component of this to be 1.0.

Parameters:

mat - the matrix to multiply this vector by

dest - will hold the result

Returns:

dest

mulDirection

Vector2f mulDirection(Matrix3x2fc mat,
 Vector2f dest)

Multiply the given 3x2 matrix mat with this and store the result in dest.

This method assumes the z component of this to be 0.0.

Parameters:

mat - the matrix to multiply this vector by

dest - will hold the result

Returns:

dest

lerp

Vector2f lerp(Vector2fc other,
 float t,
 Vector2f dest)

Linearly interpolate this and other using the given interpolation factor t and store the result in dest.

If t is 0.0 then the result is this. If the interpolation factor is 1.0 then the result is other.

Parameters:

other - the other vector

t - the interpolation factor between 0.0 and 1.0

dest - will hold the result

Returns:

dest

fma

Vector2f fma(Vector2fc a,
 Vector2fc b,
 Vector2f dest)

Add the component-wise multiplication of a * b to this vector and store the result in dest.

Parameters:

a - the first multiplicand

b - the second multiplicand

dest - will hold the result

Returns:

dest

fma

Vector2f fma(float a,
 Vector2fc b,
 Vector2f dest)

Add the component-wise multiplication of a * b to this vector and store the result in dest.

Parameters:

a - the first multiplicand

b - the second multiplicand

dest - will hold the result

Returns:

dest

min

Vector2f min(Vector2fc v,
 Vector2f dest)

Set the components of dest to be the component-wise minimum of this and the other vector.

Parameters:

v - the other vector

dest - will hold the result

Returns:

dest

max

Vector2f max(Vector2fc v,
 Vector2f dest)

Set the components of dest to be the component-wise maximum of this and the other vector.

Parameters:

v - the other vector

dest - will hold the result

Returns:

dest

maxComponent

int maxComponent()

Determine the component with the biggest absolute value.

Returns:

the component index, within [0..1]

minComponent

int minComponent()

Determine the component with the smallest (towards zero) absolute value.

Returns:

the component index, within [0..1]

get

float get(int component)
   throws IllegalArgumentException

Get the value of the specified component of this vector.

Parameters:

component - the component, within [0..1]

Returns:

the value

Throws:

IllegalArgumentException - if component is not within [0..1]

get

Vector2i get(int mode,
 Vector2i dest)

Set the components of the given vector dest to those of this vector using the given RoundingMode.

Parameters:

mode - the RoundingMode to use

dest - will hold the result

Returns:

dest

get

Vector2f get(Vector2f dest)

Set the components of the given vector dest to those of this vector.

Parameters:

dest - will hold the result

Returns:

dest

get

Vector2d get(Vector2d dest)

Set the components of the given vector dest to those of this vector.

Parameters:

dest - will hold the result

Returns:

dest

floor

Vector2f floor(Vector2f dest)

Compute for each component of this vector the largest (closest to positive infinity) float value that is less than or equal to that component and is equal to a mathematical integer and store the result in dest.

Parameters:

dest - will hold the result

Returns:

dest

ceil

Vector2f ceil(Vector2f dest)

Compute for each component of this vector the smallest (closest to negative infinity) float value that is greater than or equal to that component and is equal to a mathematical integer and store the result in dest.

Parameters:

dest - will hold the result

Returns:

dest

round

Vector2f round(Vector2f dest)

Compute for each component of this vector the closest float that is equal to a mathematical integer, with ties rounding to positive infinity and store the result in dest.

Parameters:

dest - will hold the result

Returns:

dest

isFinite

boolean isFinite()

Determine whether all components are finite floating-point values, that is, they are not NaN and not infinity.

Returns:

true if all components are finite floating-point values; false otherwise

absolute

Vector2f absolute(Vector2f dest)

Compute the absolute of each of this vector's components and store the result into dest.

Parameters:

dest - will hold the result

Returns:

dest

equals

boolean equals(Vector2fc v,
 float delta)

Compare the vector components of this vector with the given vector using the given delta and return whether all of them are equal within a maximum difference of delta.

Please note that this method is not used by any data structure such as ArrayList HashSet or HashMap and their operations, such as ArrayList.contains(Object) or HashSet.remove(Object), since those data structures only use the Object.equals(Object) and Object.hashCode() methods.

Parameters:

v - the other vector

delta - the allowed maximum difference

Returns:

true whether all of the vector components are equal; false otherwise

equals

boolean equals(float x,
 float y)

Compare the vector components of this vector with the given (x, y) and return whether all of them are equal.

Parameters:

x - the x component to compare to

y - the y component to compare to

Returns:

true if all the vector components are equal