org.joml

Class Vector4f

java.lang.Object

org.joml.Vector4f

All Implemented Interfaces:

Externalizable, Serializable

public class Vector4f
extends Object
implements Externalizable

Contains the definition of a Vector comprising 4 floats and associated transformations.

Author:

Richard Greenlees, Kai Burjack

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
float	w The w component of the vector.
float	x The x component of the vector.
float	y The y component of the vector.
float	z The z component of the vector.

Constructor Summary

Constructors

Constructor and Description
Vector4f() Create a new Vector4f of (0, 0, 0, 1).
Vector4f(ByteBuffer buffer) Create a new Vector4f and read this vector from the supplied ByteBuffer at the current buffer position.
Vector4f(float d) Create a new Vector4f and initialize all four components with the given value.
Vector4f(FloatBuffer buffer) Create a new Vector4f and read this vector from the supplied FloatBuffer at the current buffer position.
Vector4f(float x, float y, float z, float w) Create a new Vector4f with the given component values.
Vector4f(int index, ByteBuffer buffer) Create a new Vector4f and read this vector from the supplied ByteBuffer starting at the specified absolute buffer position/index.
Vector4f(int index, FloatBuffer buffer) Create a new Vector4f and read this vector from the supplied FloatBuffer starting at the specified absolute buffer position/index.
Vector4f(Vector3f v, float w) Create a new Vector4f with the first three components from the given v and the given w.
Vector4f(Vector4f v) Create a new Vector4f with the same values as v.

Method Summary

Modifier and Type	Method and Description
Vector4f	add(float x, float y, float z, float w) Increment the components of this vector by the given values.
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(Vector4f v) Add the supplied vector to this one.
Vector4f	add(Vector4f v, Vector4f dest) Add the supplied vector to this one and store the result in dest.
float	angle(Vector4f v) Return the angle between this vector and the supplied vector.
float	angleCos(Vector4f v) Return the cosine of the angle between this vector and the supplied vector.
float	distance(float x, float y, float z, float w) Return the distance between this vector and (x, y, z, w).
float	distance(Vector4f v) Return the distance between this vector and v.
Vector4f	div(float scalar) Divide all components of this Vector4f by the given scalar value.
Vector4f	div(float x, float y, float z, float w) Divide the components of this Vector4f by the given scalar values and store the result in this.
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(Vector4f v) Divide this Vector4f component-wise by another Vector4f.
Vector4f	div(Vector4f 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(Vector4f v) Compute the dot product (inner product) of this vector and v .
boolean	equals(Object obj)
Vector4f	fma(float a, Vector4f b) Add the component-wise multiplication of a * b to this vector.
Vector4f	fma(float a, Vector4f b, Vector4f dest) Add the component-wise multiplication of a * b to this vector and store the result in dest.
Vector4f	fma(Vector4f a, Vector4f b) Add the component-wise multiplication of a * b to this vector.
Vector4f	fma(Vector4f a, Vector4f b, Vector4f dest) Add the component-wise multiplication of a * b to this vector and store the result in dest.
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.
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.
int	hashCode()
Vector4f	hermite(Vector4f t0, Vector4f v1, Vector4f 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.
float	length() Return the length of this vector.
float	lengthSquared() Return the length squared of this vector.
Vector4f	lerp(Vector4f other, float t) Linearly interpolate this and other using the given interpolation factor t and store the result in this.
Vector4f	lerp(Vector4f other, float t, Vector4f dest) Linearly interpolate this and other using the given interpolation factor t and store the result in dest.
Vector4f	max(Vector4f v) Set the components of this vector to be the component-wise maximum of this and the other vector.
Vector4f	min(Vector4f v) Set the components of this vector to be the component-wise minimum of this and the other vector.
Vector4f	mul(float scalar) Multiply all components of this Vector4f by the given scalar value.
Vector4f	mul(float x, float y, float z, float w) Multiply the components of this Vector4f by the given scalar values and store the result in this.
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(Matrix4f mat) Multiply this Vector4f by the given matrix mat and store the result in this.
Vector4f	mul(Matrix4f mat, Vector4f dest) Multiply this Vector4f by the given matrix mat and store the result in dest.
Vector4f	mul(Vector4f v) Multiply this Vector4f component-wise by another Vector4f.
Vector4f	mul(Vector4f v, Vector4f dest) Multiply this Vector4f component-wise by another Vector4f and store the result in dest.
Vector4f	mulProject(Matrix4f mat) Multiply this Vector4f by the given matrix mat, perform perspective division.
Vector4f	mulProject(Matrix4f mat, Vector4f dest) Multiply this Vector4f by the given matrix mat, perform perspective division and store the result in dest.
Vector4f	negate() Negate this vector.
Vector4f	negate(Vector4f dest) Negate this vector and store the result in dest.
Vector4f	normalize() Normalizes this vector.
Vector4f	normalize(Vector4f dest) Normalizes this vector and store the result in dest.
Vector4f	normalize3() Normalize this vector by computing only the norm of (x, y, z).
void	readExternal(ObjectInput in)
Vector4f	rotate(Quaternionf quat) Rotate this vector by the given quaternion quat and store the result in this.
Vector4f	rotate(Quaternionf quat, Vector4f dest) Rotate this vector by the given quaternion quat and store the result in dest.
Vector4f	set(ByteBuffer buffer) Read this vector from the supplied ByteBuffer at the current buffer position.
Vector4f	set(float d) Set the x, y, z, and w components to the supplied value.
Vector4f	set(FloatBuffer buffer) Read this vector from the supplied FloatBuffer at the current buffer position.
Vector4f	set(float x, float y, float z, float w) Set the x, y, z, and w components to the supplied values.
Vector4f	set(int index, ByteBuffer buffer) Read this vector from the supplied ByteBuffer starting at the specified absolute buffer position/index.
Vector4f	set(int index, FloatBuffer buffer) Read this vector from the supplied FloatBuffer starting at the specified absolute buffer position/index.
Vector4f	set(Vector3f v, float w) Set the first three components of this to the components of v and the last component to w.
Vector4f	set(Vector4f v) Set this Vector4f to the values of the given v.
Vector4f	smoothStep(Vector4f 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.
Vector4f	sub(float x, float y, float z, float w) Subtract (x, y, z, w) from this.
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(Vector4f v) Subtract the supplied vector from this one.
Vector4f	sub(Vector4f v, Vector4f dest) Subtract the supplied vector from this one and store the result in dest.
String	toString() Return a string representation of this vector.
String	toString(NumberFormat formatter) Return a string representation of this vector by formatting the vector components with the given NumberFormat.
void	writeExternal(ObjectOutput out)
Vector4f	zero() Set all components to zero.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

x

public float x

The x component of the vector.

y

public float y

The y component of the vector.

z

public float z

The z component of the vector.

w

public float w

The w component of the vector.

Constructor Detail

Vector4f

public Vector4f()

Create a new Vector4f of (0, 0, 0, 1).

Vector4f

public Vector4f(Vector4f v)

Create a new Vector4f with the same values as v.

Parameters:

v - the Vector4f to copy the values from

Vector4f

public Vector4f(Vector3f v,
                float w)

Create a new Vector4f with the first three components from the given v and the given w.

Parameters:

v - the Vector3f

w - the w component

Vector4f

public Vector4f(float d)

Create a new Vector4f and initialize all four components with the given value.

Parameters:

d - the value of all four components

Vector4f

public Vector4f(float x,
                float y,
                float z,
                float w)

Create a new Vector4f with the given component values.

Parameters:

x - the x component

y - the y component

z - the z component

w - the w component

Vector4f

public Vector4f(ByteBuffer buffer)

Create a new Vector4f and read this vector from 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 read, use Vector4f(int, ByteBuffer), taking the absolute position as parameter.

Parameters:

buffer - values will be read in x, y, z, w order

See Also:

Vector4f(int, ByteBuffer)

Vector4f

public Vector4f(int index,
                ByteBuffer buffer)

Create a new Vector4f and read this vector from 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 - values will be read in x, y, z, w order

Vector4f

public Vector4f(FloatBuffer buffer)

Create a new Vector4f and read this vector from 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 read, use Vector4f(int, FloatBuffer), taking the absolute position as parameter.

Parameters:

buffer - values will be read in x, y, z, w order

See Also:

Vector4f(int, FloatBuffer)

Vector4f

public Vector4f(int index,
                FloatBuffer buffer)

Create a new Vector4f and read this vector from 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 - values will be read in x, y, z, w order

Method Detail

set

public Vector4f set(Vector4f v)

Set this Vector4f to the values of the given v.

Parameters:

v - the vector whose values will be copied into this

Returns:

this

set

public Vector4f set(Vector3f v,
                    float w)

Set the first three components of this to the components of v and the last component to w.

Parameters:

v - the Vector3f to copy

w - the w component

Returns:

this

set

public Vector4f set(float d)

Set the x, y, z, and w components to the supplied value.

Parameters:

d - the value of all four components

Returns:

this

set

public Vector4f set(float x,
                    float y,
                    float z,
                    float w)

Set the x, y, z, and w components to the supplied values.

Parameters:

x - the x component

y - the y component

z - the z component

w - the w component

Returns:

this

set

public Vector4f set(ByteBuffer buffer)

Read this vector from 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 read, use set(int, ByteBuffer), taking the absolute position as parameter.

Parameters:

buffer - values will be read in x, y, z, w order

Returns:

this

See Also:

set(int, ByteBuffer)

set

public Vector4f set(int index,
                    ByteBuffer buffer)

Read this vector from 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 - values will be read in x, y, z, w order

Returns:

this

set

public Vector4f set(FloatBuffer buffer)

Read this vector from 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 read, use set(int, FloatBuffer), taking the absolute position as parameter.

Parameters:

buffer - values will be read in x, y, z, w order

Returns:

this

See Also:

set(int, FloatBuffer)

set

public Vector4f set(int index,
                    FloatBuffer buffer)

Read this vector from 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 - values will be read in x, y, z, w order

Returns:

this

get

public 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

public 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

public 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

public 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

sub

public Vector4f sub(Vector4f v)

Subtract the supplied vector from this one.

Parameters:

v - the vector to subtract

Returns:

this

sub

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

Subtract (x, y, z, w) from this.

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

Returns:

this

sub

public Vector4f sub(Vector4f 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

public 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

public Vector4f add(Vector4f v)

Add the supplied vector to this one.

Parameters:

v - the vector to add

Returns:

this

add

public Vector4f add(Vector4f 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

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

Increment the components of this vector by the given values.

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

Returns:

this

add

public 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

public Vector4f fma(Vector4f a,
                    Vector4f b)

Add the component-wise multiplication of a * b to this vector.

Parameters:

a - the first multiplicand

b - the second multiplicand

Returns:

this

fma

public Vector4f fma(float a,
                    Vector4f b)

Add the component-wise multiplication of a * b to this vector.

Parameters:

a - the first multiplicand

b - the second multiplicand

Returns:

this

fma

public Vector4f fma(Vector4f a,
                    Vector4f 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

public Vector4f fma(float a,
                    Vector4f 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

mul

public Vector4f mul(Vector4f v)

Multiply this Vector4f component-wise by another Vector4f.

Parameters:

v - the other vector

Returns:

this

mul

public Vector4f mul(Vector4f 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

public Vector4f div(Vector4f v)

Divide this Vector4f component-wise by another Vector4f.

Parameters:

v - the vector to divide by

Returns:

this

div

public Vector4f div(Vector4f 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

public Vector4f mul(Matrix4f mat)

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

Parameters:

mat - the matrix to multiply the vector with

Returns:

this

mul

public Vector4f mul(Matrix4f mat,
                    Vector4f dest)

Multiply this Vector4f by the given matrix mat 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

public Vector4f mulProject(Matrix4f mat,
                           Vector4f dest)

Multiply this Vector4f by the given matrix mat, 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

public Vector4f mulProject(Matrix4f mat)

Multiply this Vector4f by the given matrix mat, perform perspective division.

Parameters:

mat - the matrix to multiply this vector by

Returns:

this

mul

public Vector4f mul(float scalar)

Multiply all components of this Vector4f by the given scalar value.

Parameters:

scalar - the scalar to multiply by

Returns:

this

mul

public 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

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

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

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

Returns:

this

mul

public 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

public Vector4f div(float scalar)

Divide all components of this Vector4f by the given scalar value.

Parameters:

scalar - the scalar to divide by

Returns:

this

div

public 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

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

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

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

Returns:

this

div

public 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

public Vector4f rotate(Quaternionf quat)

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

Parameters:

quat - the quaternion to rotate this vector

Returns:

this

See Also:

Quaternionf.transform(Vector4f)

rotate

public Vector4f rotate(Quaternionf 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)

lengthSquared

public float lengthSquared()

Return the length squared of this vector.

Returns:

the length squared

length

public float length()

Return the length of this vector.

Returns:

the length

normalize

public Vector4f normalize()

Normalizes this vector.

Returns:

this

normalize

public Vector4f normalize(Vector4f dest)

Normalizes this vector and store the result in dest.

Parameters:

dest - will hold the result

Returns:

dest

normalize3

public Vector4f normalize3()

Normalize this vector by computing only the norm of (x, y, z).

Returns:

this

distance

public float distance(Vector4f v)

Return the distance between this vector and v.

Parameters:

v - the other vector

Returns:

the euclidean distance

distance

public 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

dot

public float dot(Vector4f v)

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

Parameters:

v - the other vector

Returns:

the dot product

dot

public 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

public float angleCos(Vector4f 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(Vector4f)

angle

public float angle(Vector4f v)

Return the angle between this vector and the supplied vector.

Parameters:

v - the other vector

Returns:

the angle, in radians

See Also:

angleCos(Vector4f)

zero

public Vector4f zero()

Set all components to zero.

Returns:

this

negate

public Vector4f negate()

Negate this vector.

Returns:

this

negate

public Vector4f negate(Vector4f dest)

Negate this vector and store the result in dest.

Parameters:

dest - will hold the result

Returns:

dest

toString

public String toString()

Return a string representation of this vector.

This method creates a new DecimalFormat on every invocation with the format string " 0.000E0;-".

Overrides:

toString in class Object

Returns:

the string representation

toString

public String toString(NumberFormat formatter)

Return a string representation of this vector by formatting the vector components with the given NumberFormat.

Parameters:

formatter - the NumberFormat used to format the vector components with

Returns:

the string representation

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

min

public Vector4f min(Vector4f v)

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

Parameters:

v - the other vector

Returns:

this

max

public Vector4f max(Vector4f v)

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

Parameters:

v - the other vector

Returns:

this

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

smoothStep

public Vector4f smoothStep(Vector4f 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

public Vector4f hermite(Vector4f t0,
                        Vector4f v1,
                        Vector4f 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

lerp

public Vector4f lerp(Vector4f other,
                     float t)

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

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

Returns:

this

lerp

public Vector4f lerp(Vector4f 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