Package org.joml

Interface Vector4fc

All Known Implementing Classes:

Vector4f

public interface Vector4fc

Interface to a read-only view of a 4-dimensional vector of single-precision floats.

Author:

Kai Burjack

Method Summary

Modifier and Type	Method	Description
Vector4f	absolute(Vector4f dest)	Compute the absolute of each of this vector's components and store the result into dest.
Vector4f	add(float x, float y, float z, float w, Vector4f dest)	Increment the components of this vector by the given values and store the result in dest.
Vector4f	add(Vector4fc v, Vector4f dest)	Add the supplied vector to this one and store the result in dest.
float	angle(Vector4fc v)	Return the angle between this vector and the supplied vector.
float	angleCos(Vector4fc v)	Return the cosine of the angle between this vector and the supplied vector.
Vector4f	ceil(Vector4f 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, float z, float w)	Return the distance between this vector and (x, y, z, w).
float	distance(Vector4fc v)	Return the distance between this Vector and v.
float	distanceSquared(float x, float y, float z, float w)	Return the square of the distance between this vector and (x, y, z, w).
float	distanceSquared(Vector4fc v)	Return the square of the distance between this vector and v.
Vector4f	div(float x, float y, float z, float w, Vector4f dest)	Divide the components of this Vector4f by the given scalar values and store the result in dest.
Vector4f	div(float scalar, Vector4f dest)	Divide all components of this Vector4f by the given scalar value and store the result in dest.
Vector4f	div(Vector4fc v, Vector4f dest)	Divide this Vector4f component-wise by another Vector4f and store the result in dest.
float	dot(float x, float y, float z, float w)	Compute the dot product (inner product) of this vector and (x, y, z, w).
float	dot(Vector4fc v)	Compute the dot product (inner product) of this vector and v .
boolean	equals(float x, float y, float z, float w)	Compare the vector components of this vector with the given (x, y, z, w) and return whether all of them are equal.
boolean	equals(Vector4fc 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.
Vector4f	floor(Vector4f 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.
Vector4f	fma(float a, Vector4fc b, Vector4f dest)	Add the component-wise multiplication of a * b to this vector and store the result in dest.
Vector4f	fma(Vector4fc a, Vector4fc b, Vector4f 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.
Vector4i	get(int mode, Vector4i 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.
Vector4d	get(Vector4d dest)	Set the components of the given vector dest to those of this vector.
Vector4f	get(Vector4f dest)	Set the components of the given vector dest to those of this vector.
Vector4fc	getToAddress(long address)	Store this vector at the given off-heap memory address.
Vector4f	hermite(Vector4fc t0, Vector4fc v1, Vector4fc t1, float t, Vector4f dest)	Compute a hermite interpolation between this vector and its associated tangent t0 and the given vector v with its tangent t1 and store the result in dest.
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.
Vector4f	lerp(Vector4fc other, float t, Vector4f dest)	Linearly interpolate this and other using the given interpolation factor t and store the result in dest.
Vector4f	max(Vector4fc v, Vector4f 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.
Vector4f	min(Vector4fc v, Vector4f 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.
Vector4f	mul(float x, float y, float z, float w, Vector4f dest)	Multiply the components of this Vector4f by the given scalar values and store the result in dest.
Vector4f	mul(float scalar, Vector4f dest)	Multiply all components of this Vector4f by the given scalar value and store the result in dest.
Vector4f	mul(Matrix4fc mat, Vector4f dest)	Multiply the given matrix mat with this Vector4f and store the result in dest.
Vector4f	mul(Matrix4x3fc mat, Vector4f dest)	Multiply the given matrix mat with this Vector4f and store the result in dest.
Vector4f	mul(Vector4fc v, Vector4f dest)	Multiply this Vector4f component-wise by another Vector4f and store the result in dest.
Vector4f	mulAdd(float a, Vector4fc b, Vector4f dest)	Add the component-wise multiplication of this * a to b and store the result in dest.
Vector4f	mulAdd(Vector4fc a, Vector4fc b, Vector4f dest)	Add the component-wise multiplication of this * a to b and store the result in dest.
Vector4f	mulAffine(Matrix4fc mat, Vector4f dest)	Multiply the given affine matrix mat with this Vector4f and store the result in dest.
Vector4f	mulAffineTranspose(Matrix4fc mat, Vector4f dest)	Multiply the transpose of the given affine matrix mat with this Vector4f and store the result in dest.
Vector3f	mulProject(Matrix4fc mat, Vector3f dest)	Multiply the given matrix mat with this Vector4f, perform perspective division and store the (x, y, z) result in dest.
Vector4f	mulProject(Matrix4fc mat, Vector4f dest)	Multiply the given matrix mat with this Vector4f, perform perspective division and store the result in dest.
Vector4f	mulTranspose(Matrix4fc mat, Vector4f dest)	Multiply the transpose of the given matrix mat with this Vector4f and store the result in dest.
Vector4f	negate(Vector4f dest)	Negate this vector and store the result in dest.
Vector4f	normalize(float length, Vector4f dest)	Scale this vector to have the given length and store the result in dest.
Vector4f	normalize(Vector4f dest)	Normalizes this vector and store the result in dest.
Vector4f	normalize3(Vector4f dest)	Normalize this vector by computing only the norm of (x, y, z) and store the result in dest.
Vector4f	rotate(Quaternionfc quat, Vector4f dest)	Rotate this vector by the given quaternion quat and store the result in dest.
Vector4f	rotateAxis(float angle, float aX, float aY, float aZ, Vector4f dest)	Rotate this vector the specified radians around the given rotation axis and store the result into dest.
Vector4f	rotateX(float angle, Vector4f dest)	Rotate this vector the specified radians around the X axis and store the result into dest.
Vector4f	rotateY(float angle, Vector4f dest)	Rotate this vector the specified radians around the Y axis and store the result into dest.
Vector4f	rotateZ(float angle, Vector4f dest)	Rotate this vector the specified radians around the Z axis and store the result into dest.
Vector4f	round(Vector4f 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.
Vector4f	smoothStep(Vector4fc v, float t, Vector4f dest)	Compute a smooth-step (i.e.
Vector4f	sub(float x, float y, float z, float w, Vector4f dest)	Subtract (x, y, z, w) from this and store the result in dest.
Vector4f	sub(Vector4fc v, Vector4f dest)	Subtract the supplied vector from this one and store the result in dest.
float	w()
float	x()
float	y()
float	z()

Method Details

x

float x()

Returns:

the value of the x component

y

float y()

Returns:

the value of the y component

z

float z()

Returns:

the value of the z component

w

float w()

Returns:

the value of the w component

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, z, w 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, z, w order

Returns:

the passed in buffer

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, z, w 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, z, w order

Returns:

the passed in buffer

getToAddress

Vector4fc 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

Vector4f sub(Vector4fc v,
 Vector4f dest)

Subtract the supplied vector from this one and store the result in dest.

Parameters:

v - the vector to subtract from this

dest - will hold the result

Returns:

dest

sub

Vector4f sub(float x,
 float y,
 float z,
 float w,
 Vector4f dest)

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

Parameters:

x - the x component to subtract

y - the y component to subtract

z - the z component to subtract

w - the w component to subtract

dest - will hold the result

Returns:

dest

add

Vector4f add(Vector4fc v,
 Vector4f 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

Vector4f add(float x,
 float y,
 float z,
 float w,
 Vector4f 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

z - the z component to add

w - the w component to add

dest - will hold the result

Returns:

dest

fma

Vector4f fma(Vector4fc a,
 Vector4fc b,
 Vector4f 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

Vector4f fma(float a,
 Vector4fc b,
 Vector4f 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

mulAdd

Vector4f mulAdd(Vector4fc a,
 Vector4fc b,
 Vector4f dest)

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

Parameters:

a - the multiplicand

b - the addend

dest - will hold the result

Returns:

dest

mulAdd

Vector4f mulAdd(float a,
 Vector4fc b,
 Vector4f dest)

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

Parameters:

a - the multiplicand

b - the addend

dest - will hold the result

Returns:

dest

mul

Vector4f mul(Vector4fc v,
 Vector4f dest)

Multiply this Vector4f component-wise by another Vector4f and store the result in dest.

Parameters:

v - the other vector

dest - will hold the result

Returns:

dest

div

Vector4f div(Vector4fc v,
 Vector4f dest)

Divide this Vector4f component-wise by another Vector4f and store the result in dest.

Parameters:

v - the vector to divide by

dest - will hold the result

Returns:

dest

mul

Vector4f mul(Matrix4fc mat,
 Vector4f dest)

Multiply the given matrix mat with this Vector4f and store the result in dest.

Parameters:

mat - the matrix to multiply the vector with

dest - the destination vector to hold the result

Returns:

dest

mulTranspose

Vector4f mulTranspose(Matrix4fc mat,
 Vector4f dest)

Multiply the transpose of the given matrix mat with this Vector4f and store the result in dest.

Parameters:

mat - the matrix whose transpose to multiply the vector with

dest - the destination vector to hold the result

Returns:

dest

mulAffine

Vector4f mulAffine(Matrix4fc mat,
 Vector4f dest)

Multiply the given affine matrix mat with this Vector4f and store the result in dest.

Parameters:

mat - the affine matrix to multiply the vector with

dest - the destination vector to hold the result

Returns:

dest

mulAffineTranspose

Vector4f mulAffineTranspose(Matrix4fc mat,
 Vector4f dest)

Multiply the transpose of the given affine matrix mat with this Vector4f and store the result in dest.

Parameters:

mat - the affine matrix whose transpose to multiply the vector with

dest - the destination vector to hold the result

Returns:

dest

mul

Vector4f mul(Matrix4x3fc mat,
 Vector4f dest)

Multiply the given matrix mat with this Vector4f and store the result in dest.

Parameters:

mat - the matrix to multiply the vector with

dest - the destination vector to hold the result

Returns:

dest

mulProject

Vector4f mulProject(Matrix4fc mat,
 Vector4f dest)

Multiply the given matrix mat with this Vector4f, perform perspective division and store the result in dest.

Parameters:

mat - the matrix to multiply this vector by

dest - will hold the result

Returns:

dest

mulProject

Vector3f mulProject(Matrix4fc mat,
 Vector3f dest)

Multiply the given matrix mat with this Vector4f, perform perspective division and store the (x, y, z) result in dest.

Parameters:

mat - the matrix to multiply this vector by

dest - will hold the result

Returns:

dest

mul

Vector4f mul(float scalar,
 Vector4f dest)

Multiply all components of this Vector4f by the given scalar value and store the result in dest.

Parameters:

scalar - the scalar to multiply by

dest - will hold the result

Returns:

dest

mul

Vector4f mul(float x,
 float y,
 float z,
 float w,
 Vector4f dest)

Multiply the components of this Vector4f by the given scalar values and store the result in dest.

Parameters:

x - the x component to multiply by

y - the y component to multiply by

z - the z component to multiply by

w - the w component to multiply by

dest - will hold the result

Returns:

dest

div

Vector4f div(float scalar,
 Vector4f dest)

Divide all components of this Vector4f 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

Vector4f div(float x,
 float y,
 float z,
 float w,
 Vector4f dest)

Divide the components of this Vector4f by the given scalar values and store the result in dest.

Parameters:

x - the x component to divide by

y - the y component to divide by

z - the z component to divide by

w - the w component to divide by

dest - will hold the result

Returns:

dest

rotate

Vector4f rotate(Quaternionfc quat,
 Vector4f dest)

Rotate this vector by the given quaternion quat and store the result in dest.

Parameters:

quat - the quaternion to rotate this vector

dest - will hold the result

Returns:

dest

See Also:

• Quaternionf.transform(Vector4f)

rotateAxis

Vector4f rotateAxis(float angle,
 float aX,
 float aY,
 float aZ,
 Vector4f dest)

Rotate this vector the specified radians around the given rotation axis and store the result into dest.

Parameters:

angle - the angle in radians

aX - the x component of the rotation axis

aY - the y component of the rotation axis

aZ - the z component of the rotation axis

dest - will hold the result

Returns:

dest

rotateX

Vector4f rotateX(float angle,
 Vector4f dest)

Rotate this vector the specified radians around the X axis and store the result into dest.

Parameters:

angle - the angle in radians

dest - will hold the result

Returns:

dest

rotateY

Vector4f rotateY(float angle,
 Vector4f dest)

Rotate this vector the specified radians around the Y axis and store the result into dest.

Parameters:

angle - the angle in radians

dest - will hold the result

Returns:

dest

rotateZ

Vector4f rotateZ(float angle,
 Vector4f dest)

Rotate this vector the specified radians around the Z axis and store the result into dest.

Parameters:

angle - the angle in radians

dest - will hold the result

Returns:

dest

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

normalize

Vector4f normalize(Vector4f dest)

Normalizes this vector and store the result in dest.

Parameters:

dest - will hold the result

Returns:

dest

normalize

Vector4f normalize(float length,
 Vector4f 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

normalize3

Vector4f normalize3(Vector4f dest)

Normalize this vector by computing only the norm of (x, y, z) and store the result in dest.

Parameters:

dest - will hold the result

Returns:

dest

distance

float distance(Vector4fc v)

Return the distance between this Vector and v.

Parameters:

v - the other vector

Returns:

the distance

distance

float distance(float x,
 float y,
 float z,
 float w)

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

Parameters:

x - the x component of the other vector

y - the y component of the other vector

z - the z component of the other vector

w - the w component of the other vector

Returns:

the euclidean distance

distanceSquared

float distanceSquared(Vector4fc v)

Return the square of the distance between this vector and v.

Parameters:

v - the other vector

Returns:

the squared of the distance

distanceSquared

float distanceSquared(float x,
 float y,
 float z,
 float w)

Return the square of the distance between this vector and (x, y, z, w).

Parameters:

x - the x component of the other vector

y - the y component of the other vector

z - the z component of the other vector

w - the w component of the other vector

Returns:

the square of the distance

dot

float dot(Vector4fc v)

Compute the dot product (inner product) of this vector and v .

Parameters:

v - the other vector

Returns:

the dot product

dot

float dot(float x,
 float y,
 float z,
 float w)

Compute the dot product (inner product) of this vector and (x, y, z, w).

Parameters:

x - the x component of the other vector

y - the y component of the other vector

z - the z component of the other vector

w - the w component of the other vector

Returns:

the dot product

angleCos

float angleCos(Vector4fc v)

Return the cosine of the angle between this vector and the supplied vector. Use this instead of Math.cos(angle(v)).

Parameters:

v - the other vector

Returns:

the cosine of the angle

See Also:

• angle(Vector4fc)

angle

float angle(Vector4fc v)

Return the angle between this vector and the supplied vector.

Parameters:

v - the other vector

Returns:

the angle, in radians

See Also:

• angleCos(Vector4fc)

negate

Vector4f negate(Vector4f dest)

Negate this vector and store the result in dest.

Parameters:

dest - will hold the result

Returns:

dest

min

Vector4f min(Vector4fc v,
 Vector4f 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

Vector4f max(Vector4fc v,
 Vector4f 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

lerp

Vector4f lerp(Vector4fc other,
 float t,
 Vector4f 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

smoothStep

Vector4f smoothStep(Vector4fc v,
 float t,
 Vector4f dest)

Compute a smooth-step (i.e. hermite with zero tangents) interpolation between this vector and the given vector v and store the result in dest.

Parameters:

v - the other vector

t - the interpolation factor, within [0..1]

dest - will hold the result

Returns:

dest

hermite

Vector4f hermite(Vector4fc t0,
 Vector4fc v1,
 Vector4fc t1,
 float t,
 Vector4f dest)

Compute a hermite interpolation between this vector and its associated tangent t0 and the given vector v with its tangent t1 and store the result in dest.

Parameters:

t0 - the tangent of this vector

v1 - the other vector

t1 - the tangent of the other vector

t - the interpolation factor, within [0..1]

dest - will hold the result

Returns:

dest

get

float get(int component)
   throws IllegalArgumentException

Get the value of the specified component of this vector.

Parameters:

component - the component, within [0..3]

Returns:

the value

Throws:

IllegalArgumentException - if component is not within [0..3]

get

Vector4i get(int mode,
 Vector4i 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

Vector4f get(Vector4f dest)

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

Parameters:

dest - will hold the result

Returns:

dest

get

Vector4d get(Vector4d dest)

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

Parameters:

dest - will hold the result

Returns:

dest

maxComponent

int maxComponent()

Determine the component with the biggest absolute value.

Returns:

the component index, within [0..3]

minComponent

int minComponent()

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

Returns:

the component index, within [0..3]

floor

Vector4f floor(Vector4f 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

Vector4f ceil(Vector4f 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

Vector4f round(Vector4f 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

Vector4f absolute(Vector4f 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(Vector4fc 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,
 float z,
 float w)

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

Parameters:

x - the x component to compare to

y - the y component to compare to

z - the z component to compare to

w - the w component to compare to

Returns:

true if all the vector components are equal