Vector4d (JOML 1.7.0 API)

java.lang.Object
- org.joml.Vector4d

All Implemented Interfaces:

Externalizable, Serializable
```
public class Vector4d
extends Object
implements Externalizable
```
Contains the definition of a Vector comprising 4 doubles and associated transformations.

Author:

Richard Greenlees, Kai Burjack

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type	Field and Description
`double`	`w` The w component of the vector.
`double`	`x` The x component of the vector.
`double`	`y` The y component of the vector.
`double`	`z` The z component of the vector.

Constructor Summary

Constructors
Constructor and Description
`Vector4d()` Create a new `Vector4d` of `(0, 0, 0, 1)`.
`Vector4d(ByteBuffer buffer)` Create a new `Vector4f` and read this vector from the supplied `ByteBuffer` at the current buffer `position`.
`Vector4d(double d)` Create a new `Vector4d` and initialize all four components with the given value.
`Vector4d(DoubleBuffer buffer)` Create a new `Vector4f` and read this vector from the supplied `DoubleBuffer` at the current buffer `position`.
`Vector4d(double x, double y, double z, double w)` Create a new `Vector4f` with the given component values.
`Vector4d(int index, ByteBuffer buffer)` Create a new `Vector4f` and read this vector from the supplied `ByteBuffer` starting at the specified absolute buffer position/index.
`Vector4d(int index, DoubleBuffer buffer)` Create a new `Vector4f` and read this vector from the supplied `DoubleBuffer` starting at the specified absolute buffer position/index.
`Vector4d(Vector2d v, double z, double w)` Create a new `Vector4d` with the first two components from the given `v` and the given `z` and `w`.
`Vector4d(Vector2f v, double z, double w)` Create a new `Vector4d` with the x and y components from the given `v` and the z and w components from the given `z` and `w`.
`Vector4d(Vector3d v, double w)` Create a new `Vector4d` with the first three components from the given `v` and the given `w`.
`Vector4d(Vector3f v, double w)` Create a new `Vector4d` with the x, y, and z components from the given `v` and the w component from the given `w`.
`Vector4d(Vector4d v)` Create a new `Vector4d` with the same values as `v`.
`Vector4d(Vector4f v)` Create a new `Vector4d` with the same values as `v`.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`Vector4d`	`add(double x, double y, double z, double w)` Add `(x, y, z, w)` to this.
`Vector4d`	`add(double x, double y, double z, double w, Vector4d dest)` Add `(x, y, z, w)` to this and store the result in `dest`.
`Vector4d`	`add(Vector4d v)` Add the supplied vector to this one.
`static void`	`add(Vector4d v1, Vector4d v2, Vector4d dest)` Add `v2` to `v1` and store the result in `dest`.
`static void`	`add(Vector4d v1, Vector4f v2, Vector4d dest)` Add `v2` to `v1` and store the result in `dest`.
`Vector4d`	`add(Vector4f v)` Add the supplied vector to this one.
`static void`	`add(Vector4f v1, Vector4d v2, Vector4d dest)` Add `v2` to `v1` and store the result in `dest`.
`double`	`angle(Vector4d v)` Return the angle between this vector and the supplied vector.
`double`	`angleCos(Vector4d v)` Return the cosine of the angle between this vector and the supplied vector.
`double`	`distance(double x, double y, double z, double w)` Return the distance between `this` vector and `(x, y, z, w)`.
`double`	`distance(Vector4d v)` Return the distance between `this` vector and `v`.
`Vector4d`	`div(double scalar)` Divide this Vector4d by the given scalar value.
`Vector4d`	`div(double scalar, Vector4d dest)` Divide this Vector4d by the given scalar value and store the result in `dest`.
`Vector4d`	`div(Vector4d v)` Divide this `Vector4d` component-wise by the given `Vector4d`.
`Vector4d`	`div(Vector4d v, Vector4d dest)` Divide this `Vector4d` component-wise by the given `Vector4d` and store the result in `dest`.
`double`	`dot(double x, double y, double z, double w)` Compute the dot product (inner product) of this vector and `(x, y, z, w)`.
`double`	`dot(Vector4d v)` Compute the dot product (inner product) of this vector and `v`.
`boolean`	`equals(Object obj)`
`Vector4d`	`fma(double a, Vector4d b)` Add the component-wise multiplication of `a * b` to this vector.
`Vector4d`	`fma(double a, Vector4d b, Vector4d dest)` Add the component-wise multiplication of `a * b` to this vector and store the result in `dest`.
`Vector4d`	`fma(Vector4d a, Vector4d b)` Add the component-wise multiplication of `a * b` to this vector.
`Vector4d`	`fma(Vector4d a, Vector4d b, Vector4d 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`.
`DoubleBuffer`	`get(DoubleBuffer buffer)` Store this vector into the supplied `DoubleBuffer` 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.
`DoubleBuffer`	`get(int index, DoubleBuffer buffer)` Store this vector into the supplied `DoubleBuffer` starting at the specified absolute buffer position/index.
`int`	`hashCode()`
`Vector4d`	`hermite(Vector4d t0, Vector4d v1, Vector4d t1, double t, Vector4d 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`.
`double`	`length()` Return the length of this vector.
`double`	`lengthSquared()` Return the length squared of this vector.
`Vector4d`	`lerp(Vector4d other, double t)` Linearly interpolate `this` and `other` using the given interpolation factor `t` and store the result in `this`.
`Vector4d`	`lerp(Vector4d other, double t, Vector4d dest)` Linearly interpolate `this` and `other` using the given interpolation factor `t` and store the result in `dest`.
`Vector4d`	`mul(double scalar)` Multiply this Vector4d by the given scalar value.
`Vector4d`	`mul(double scalar, Vector4d dest)` Multiply this Vector4d by the given scalar value and store the result in `dest`.
`Vector4d`	`mul(Matrix4d mat)` Multiply this `Vector4d` by the given matrix `mat`.
`Vector4d`	`mul(Matrix4d mat, Vector4d dest)` Multiply this `Vector4d` by the given matrix mat and store the result in `dest`.
`Vector4d`	`mul(Matrix4f mat)` Multiply this `Vector4d` by the given matrix `mat`.
`Vector4d`	`mul(Matrix4f mat, Vector4d dest)` Multiply this Vector4d by the given matrix mat and store the result in `dest`.
`Vector4d`	`mul(Vector4d v)` Multiply this `Vector4d` component-wise by the given `Vector4d`.
`Vector4d`	`mul(Vector4d v, Vector4d dest)` Multiply this `Vector4d` component-wise by the given `Vector4d` and store the result in `dest`.
`Vector4d`	`mul(Vector4f v)` Multiply this `Vector4d` component-wise by the given `Vector4f`.
`Vector4d`	`mulProject(Matrix4d mat)` Multiply this Vector4d by the given matrix `mat`, perform perspective division.
`Vector4d`	`mulProject(Matrix4d mat, Vector4d dest)` Multiply this Vector4d by the given matrix `mat`, perform perspective division and store the result in `dest`.
`Vector4d`	`negate()` Negate this vector.
`Vector4d`	`negate(Vector4d dest)` Negate this vector and store the result in `dest`.
`Vector4d`	`normalize()` Normalizes this vector.
`Vector4d`	`normalize(Vector4d dest)` Normalizes this vector and store the result in `dest`.
`Vector4d`	`normalize3()` Normalize this vector by computing only the norm of `(x, y, z)`.
`Vector4d`	`normalize3(Vector4d dest)` Normalize this vector by computing only the norm of `(x, y, z)` and store the result in `dest`.
`void`	`readExternal(ObjectInput in)`
`Vector4d`	`rotate(Quaterniond quat)` Transform this vector by the given quaternion `quat` and store the result in `this`.
`Vector4d`	`rotate(Quaterniond quat, Vector4d dest)` Transform this vector by the given quaternion `quat` and store the result in `dest`.
`Vector4d`	`set(ByteBuffer buffer)` Read this vector from the supplied `ByteBuffer` at the current buffer `position`.
`Vector4d`	`set(double d)` Set the x, y, z, and w components to the supplied value.
`Vector4d`	`set(DoubleBuffer buffer)` Read this vector from the supplied `DoubleBuffer` at the current buffer `position`.
`Vector4d`	`set(double x, double y, double z, double w)` Set the x, y, z, and w components to the supplied values.
`Vector4d`	`set(int index, ByteBuffer buffer)` Read this vector from the supplied `ByteBuffer` starting at the specified absolute buffer position/index.
`Vector4d`	`set(int index, DoubleBuffer buffer)` Read this vector from the supplied `DoubleBuffer` starting at the specified absolute buffer position/index.
`Vector4d`	`set(Vector2d v, double z, double w)` Set the x and y components from the given `v` and the z and w components to the given `z` and `w`.
`Vector4d`	`set(Vector2f v, double z, double w)` Set the x and y components from the given `v` and the z and w components to the given `z` and `w`.
`Vector4d`	`set(Vector3d v, double w)` Set the x, y, and z components of this to the components of `v` and the w component to `w`.
`Vector4d`	`set(Vector3f v, double w)` Set the x, y, and z components of this to the components of `v` and the w component to `w`.
`Vector4d`	`set(Vector4d v)` Set this `Vector4d` to the values of the given `v`.
`Vector4d`	`set(Vector4f v)` Set this `Vector4d` to the values of the given `v`.
`Vector4d`	`smoothStep(Vector4d v, double t, Vector4d 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`.
`Vector4d`	`sub(double x, double y, double z, double w)` Subtract `(x, y, z, w)` from this.
`Vector4d`	`sub(double x, double y, double z, double w, Vector4d dest)` Subtract `(x, y, z, w)` from this and store the result in `dest`.
`Vector4d`	`sub(Vector4d v)` Subtract the supplied vector from this one.
`static void`	`sub(Vector4d v1, Vector4d v2, Vector4d dest)` Subtract `v2` from `v1` and store the result in `dest`.
`static void`	`sub(Vector4d v1, Vector4f v2, Vector4d dest)` Subtract `v2` from `v1` and store the result in `dest`.
`Vector4d`	`sub(Vector4f v)` Subtract the supplied vector from this one.
`static void`	`sub(Vector4f v1, Vector4d v2, Vector4d dest)` Subtract `v2` from `v1` 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)`
`Vector4d`	`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 double x
```
    The x component of the vector.
  - y
```
public double y
```
    The y component of the vector.
  - z
```
public double z
```
    The z component of the vector.
  - w
```
public double w
```
    The w component of the vector.
- Constructor Detail
  - Vector4d
```
public Vector4d()
```
    Create a new Vector4d of (0, 0, 0, 1).
  - Vector4d
```
public Vector4d(Vector4d v)
```
    Create a new Vector4d with the same values as v.
    
    Parameters:
    
    v - the Vector4d to copy the values from
  - Vector4d
```
public Vector4d(Vector3d v,
                double w)
```
    Create a new Vector4d with the first three components from the given v and the given w.
    
    Parameters:
    
    v - the Vector3d
    
    w - the w component
  - Vector4d
```
public Vector4d(Vector2d v,
                double z,
                double w)
```
    Create a new Vector4d with the first two components from the given v and the given z and w.
    
    Parameters:
    
    v - the Vector2d
    
    z - the z component
    
    w - the w component
  - Vector4d
```
public Vector4d(Vector4f v)
```
    Create a new Vector4d with the same values as v.
    
    Parameters:
    
    v - the Vector4f to copy the values from
  - Vector4d
```
public Vector4d(Vector3f v,
                double w)
```
    Create a new Vector4d with the x, y, and z components from the given v and the w component from the given w.
    
    Parameters:
    
    v - the Vector3f
    
    w - the w component
  - Vector4d
```
public Vector4d(Vector2f v,
                double z,
                double w)
```
    Create a new Vector4d with the x and y components from the given v and the z and w components from the given z and w.
    
    Parameters:
    
    v - the Vector2f
    
    z - the z component
    
    w - the w component
  - Vector4d
```
public Vector4d(double d)
```
    Create a new Vector4d and initialize all four components with the given value.
    
    Parameters:
    
    d - the value of all four components
  - Vector4d
```
public Vector4d(double x,
                double y,
                double z,
                double 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
  - Vector4d
```
public Vector4d(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 Vector4d(int, ByteBuffer), taking the absolute position as parameter.
    
    Parameters:
    
    buffer - values will be read in x, y, z, w order
    
    See Also:
    
    Vector4d(int, ByteBuffer)
  - Vector4d
```
public Vector4d(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
  - Vector4d
```
public Vector4d(DoubleBuffer buffer)
```
    Create a new Vector4f and read this vector from the supplied DoubleBuffer at the current buffer position.
    This method will not increment the position of the given DoubleBuffer.
    In order to specify the offset into the DoubleBuffer at which the vector is read, use Vector4d(int, DoubleBuffer), taking the absolute position as parameter.
    
    Parameters:
    
    buffer - values will be read in x, y, z, w order
    
    See Also:
    
    Vector4d(int, DoubleBuffer)
  - Vector4d
```
public Vector4d(int index,
                DoubleBuffer buffer)
```
    Create a new Vector4f and read this vector from the supplied DoubleBuffer starting at the specified absolute buffer position/index.
    This method will not increment the position of the given DoubleBuffer.
    
    Parameters:
    
    index - the absolute position into the DoubleBuffer
    
    buffer - values will be read in x, y, z, w order
- Method Detail
  - set
```
public Vector4d set(Vector4d v)
```
    Set this Vector4d to the values of the given v.
    
    Parameters:
    
    v - the vector whose values will be copied into this
    
    Returns:
    
    this
  - set
```
public Vector4d set(Vector4f v)
```
    Set this Vector4d to the values of the given v.
    
    Parameters:
    
    v - the vector whose values will be copied into this
    
    Returns:
    
    this
  - set
```
public Vector4d set(Vector3d v,
                    double w)
```
    Set the x, y, and z components of this to the components of v and the w component to w.
    
    Parameters:
    
    v - the Vector3d to copy
    
    w - the w component
    
    Returns:
    
    this
  - set
```
public Vector4d set(Vector3f v,
                    double w)
```
    Set the x, y, and z components of this to the components of v and the w component to w.
    
    Parameters:
    
    v - the Vector3f to copy
    
    w - the w component
    
    Returns:
    
    this
  - set
```
public Vector4d set(Vector2d v,
                    double z,
                    double w)
```
    Set the x and y components from the given v and the z and w components to the given z and w.
    
    Parameters:
    
    v - the Vector2d
    
    z - the z component
    
    w - the w component
    
    Returns:
    
    this
  - set
```
public Vector4d set(Vector2f v,
                    double z,
                    double w)
```
    Set the x and y components from the given v and the z and w components to the given z and w.
    
    Parameters:
    
    v - the Vector2f
    
    z - the z components
    
    w - the w components
    
    Returns:
    
    this
  - set
```
public Vector4d set(double 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 Vector4d set(double x,
                    double y,
                    double z,
                    double 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 Vector4d 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 Vector4d 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 Vector4d set(DoubleBuffer buffer)
```
    Read this vector from the supplied DoubleBuffer at the current buffer position.
    This method will not increment the position of the given DoubleBuffer.
    In order to specify the offset into the DoubleBuffer at which the vector is read, use set(int, DoubleBuffer), taking the absolute position as parameter.
    
    Parameters:
    
    buffer - values will be read in x, y, z, w order
    
    Returns:
    
    this
    
    See Also:
    
    set(int, DoubleBuffer)
  - set
```
public Vector4d set(int index,
                    DoubleBuffer buffer)
```
    Read this vector from the supplied DoubleBuffer starting at the specified absolute buffer position/index.
    This method will not increment the position of the given DoubleBuffer.
    
    Parameters:
    
    index - the absolute position into the DoubleBuffer
    
    buffer - values will be read in x, y, z, w order
    
    Returns:
    
    this
  - 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
  - get
```
public DoubleBuffer get(DoubleBuffer buffer)
```
    Store this vector into the supplied DoubleBuffer at the current buffer position.
    This method will not increment the position of the given DoubleBuffer.
    In order to specify the offset into the DoubleBuffer at which the vector is stored, use get(int, DoubleBuffer), 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, DoubleBuffer)
  - get
```
public DoubleBuffer get(int index,
                        DoubleBuffer buffer)
```
    Store this vector into the supplied DoubleBuffer starting at the specified absolute buffer position/index.
    This method will not increment the position of the given DoubleBuffer.
    
    Parameters:
    
    index - the absolute position into the DoubleBuffer
    
    buffer - will receive the values of this vector in x, y, z, w order
    
    Returns:
    
    the passed in buffer
  - sub
```
public Vector4d sub(Vector4d v)
```
    Subtract the supplied vector from this one.
    
    Parameters:
    
    v - the vector to subtract
    
    Returns:
    
    this
  - sub
```
public Vector4d sub(Vector4f v)
```
    Subtract the supplied vector from this one.
    
    Parameters:
    
    v - the vector to subtract
    
    Returns:
    
    this
  - sub
```
public Vector4d sub(double x,
                    double y,
                    double z,
                    double 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 Vector4d sub(double x,
                    double y,
                    double z,
                    double w,
                    Vector4d 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
  - sub
```
public static void sub(Vector4d v1,
                       Vector4d v2,
                       Vector4d dest)
```
    Subtract v2 from v1 and store the result in dest.
    
    Parameters:
    
    v1 - the left operand
    
    v2 - the right operand
    
    dest - will hold the result
  - sub
```
public static void sub(Vector4d v1,
                       Vector4f v2,
                       Vector4d dest)
```
    Subtract v2 from v1 and store the result in dest.
    
    Parameters:
    
    v1 - the left operand
    
    v2 - the right operand
    
    dest - will hold the result
  - sub
```
public static void sub(Vector4f v1,
                       Vector4d v2,
                       Vector4d dest)
```
    Subtract v2 from v1 and store the result in dest.
    
    Parameters:
    
    v1 - the left operand
    
    v2 - the right operand
    
    dest - will hold the result
  - add
```
public Vector4d add(Vector4d v)
```
    Add the supplied vector to this one.
    
    Parameters:
    
    v - the vector to add
    
    Returns:
    
    this
  - add
```
public Vector4d add(double x,
                    double y,
                    double z,
                    double w)
```
    Add (x, y, z, w) to 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
  - add
```
public Vector4d add(double x,
                    double y,
                    double z,
                    double w,
                    Vector4d dest)
```
    Add (x, y, z, w) to 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 Vector4d add(Vector4f v)
```
    Add the supplied vector to this one.
    
    Parameters:
    
    v - the vector to add
    
    Returns:
    
    this
  - add
```
public static void add(Vector4d v1,
                       Vector4d v2,
                       Vector4d dest)
```
    Add v2 to v1 and store the result in dest.
    
    Parameters:
    
    v1 - the first addend
    
    v2 - the second addend
    
    dest - will hold the result
  - add
```
public static void add(Vector4d v1,
                       Vector4f v2,
                       Vector4d dest)
```
    Add v2 to v1 and store the result in dest.
    
    Parameters:
    
    v1 - the first addend
    
    v2 - the second addend
    
    dest - will hold the result
  - add
```
public static void add(Vector4f v1,
                       Vector4d v2,
                       Vector4d dest)
```
    Add v2 to v1 and store the result in dest.
    
    Parameters:
    
    v1 - the first addend
    
    v2 - the second addend
    
    dest - will hold the result
  - fma
```
public Vector4d fma(Vector4d a,
                    Vector4d 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 Vector4d fma(double a,
                    Vector4d 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 Vector4d fma(Vector4d a,
                    Vector4d b,
                    Vector4d 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 Vector4d fma(double a,
                    Vector4d b,
                    Vector4d 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 Vector4d mul(Vector4d v)
```
    Multiply this Vector4d component-wise by the given Vector4d.
    
    Parameters:
    
    v - the vector to multiply by
    
    Returns:
    
    this
  - mul
```
public Vector4d mul(Vector4d v,
                    Vector4d dest)
```
    Multiply this Vector4d component-wise by the given Vector4d and store the result in dest.
    
    Parameters:
    
    v - the vector to multiply this by
    
    dest - will hold the result
    
    Returns:
    
    dest
  - div
```
public Vector4d div(Vector4d v)
```
    Divide this Vector4d component-wise by the given Vector4d.
    
    Parameters:
    
    v - the vector to divide by
    
    Returns:
    
    this
  - div
```
public Vector4d div(Vector4d v,
                    Vector4d dest)
```
    Divide this Vector4d component-wise by the given Vector4d and store the result in dest.
    
    Parameters:
    
    v - the vector to divide this by
    
    dest - will hold the result
    
    Returns:
    
    dest
  - mul
```
public Vector4d mul(Vector4f v)
```
    Multiply this Vector4d component-wise by the given Vector4f.
    
    Parameters:
    
    v - the vector to multiply by
    
    Returns:
    
    this
  - mul
```
public Vector4d mul(Matrix4d mat)
```
    Multiply this Vector4d by the given matrix mat.
    
    Parameters:
    
    mat - the matrix to multiply by
    
    Returns:
    
    this
  - mul
```
public Vector4d mul(Matrix4d mat,
                    Vector4d dest)
```
    Multiply this Vector4d by the given matrix mat and store the result in dest.
    
    Parameters:
    
    mat - the matrix to multiply this by
    
    dest - will hold the result
    
    Returns:
    
    dest
  - mul
```
public Vector4d mul(Matrix4f mat)
```
    Multiply this Vector4d by the given matrix mat.
    
    Parameters:
    
    mat - the matrix to multiply by
    
    Returns:
    
    this
  - mul
```
public Vector4d mul(Matrix4f mat,
                    Vector4d dest)
```
    Multiply this Vector4d by the given matrix mat and store the result in dest.
    
    Parameters:
    
    mat - the matrix to multiply this by
    
    dest - will hold the result
    
    Returns:
    
    dest
  - mulProject
```
public Vector4d mulProject(Matrix4d mat,
                           Vector4d dest)
```
    Multiply this Vector4d 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 Vector4d mulProject(Matrix4d mat)
```
    Multiply this Vector4d by the given matrix mat, perform perspective division.
    
    Parameters:
    
    mat - the matrix to multiply this vector by
    
    Returns:
    
    this
  - mul
```
public Vector4d mul(double scalar)
```
    Multiply this Vector4d by the given scalar value.
    
    Parameters:
    
    scalar - the scalar to multiply by
    
    Returns:
    
    this
  - mul
```
public Vector4d mul(double scalar,
                    Vector4d dest)
```
    Multiply this Vector4d by the given scalar value and store the result in dest.
    
    Parameters:
    
    scalar - the factor to multiply by
    
    dest - will hold the result
    
    Returns:
    
    dest
  - div
```
public Vector4d div(double scalar)
```
    Divide this Vector4d by the given scalar value.
    
    Parameters:
    
    scalar - the scalar to divide by
    
    Returns:
    
    this
  - div
```
public Vector4d div(double scalar,
                    Vector4d dest)
```
    Divide this Vector4d by the given scalar value and store the result in dest.
    
    Parameters:
    
    scalar - the factor to divide by
    
    dest - will hold the result
    
    Returns:
    
    dest
  - rotate
```
public Vector4d rotate(Quaterniond quat)
```
    Transform this vector by the given quaternion quat and store the result in this.
    
    Parameters:
    
    quat - the quaternion to transform this vector
    
    Returns:
    
    this
    
    See Also:
    
    Quaterniond.transform(Vector4d)
  - rotate
```
public Vector4d rotate(Quaterniond quat,
                       Vector4d dest)
```
    Transform this vector by the given quaternion quat and store the result in dest.
    
    Parameters:
    
    quat - the quaternion to transform this vector
    
    dest - will hold the result
    
    Returns:
    
    dest
    
    See Also:
    
    Quaterniond.transform(Vector4d)
  - lengthSquared
```
public double lengthSquared()
```
    Return the length squared of this vector.
    
    Returns:
    
    the length squared
  - length
```
public double length()
```
    Return the length of this vector.
    
    Returns:
    
    the length
  - normalize
```
public Vector4d normalize()
```
    Normalizes this vector.
    
    Returns:
    
    this
  - normalize
```
public Vector4d normalize(Vector4d dest)
```
    Normalizes this vector and store the result in dest.
    
    Parameters:
    
    dest - will hold the result
    
    Returns:
    
    dest
  - normalize3
```
public Vector4d normalize3()
```
    Normalize this vector by computing only the norm of (x, y, z).
    
    Returns:
    
    this
  - normalize3
```
public Vector4d normalize3(Vector4d 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
```
public double distance(Vector4d v)
```
    Return the distance between this vector and v.
    
    Parameters:
    
    v - the other vector
    
    Returns:
    
    the euclidean distance
  - distance
```
public double distance(double x,
                       double y,
                       double z,
                       double 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 double dot(Vector4d v)
```
    Compute the dot product (inner product) of this vector and v.
    
    Parameters:
    
    v - the other vector
    
    Returns:
    
    the dot product
  - dot
```
public double dot(double x,
                  double y,
                  double z,
                  double 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 double angleCos(Vector4d 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(Vector4d)
  - angle
```
public double angle(Vector4d v)
```
    Return the angle between this vector and the supplied vector.
    
    Parameters:
    
    v - the other vector
    
    Returns:
    
    the angle, in radians
    
    See Also:
    
    angleCos(Vector4d)
  - zero
```
public Vector4d zero()
```
    Set all components to zero.
    
    Returns:
    
    this
  - negate
```
public Vector4d negate()
```
    Negate this vector.
    
    Returns:
    
    this
  - negate
```
public Vector4d negate(Vector4d 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
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - equals
```
public boolean equals(Object obj)
```
    Overrides:
    
    equals in class Object
  - smoothStep
```
public Vector4d smoothStep(Vector4d v,
                           double t,
                           Vector4d 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 Vector4d hermite(Vector4d t0,
                        Vector4d v1,
                        Vector4d t1,
                        double t,
                        Vector4d 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 Vector4d lerp(Vector4d other,
                     double 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 Vector4d lerp(Vector4d other,
                     double t,
                     Vector4d 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

Class Vector4d

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

x

y

z

w

Constructor Detail

Vector4d

Vector4d

Vector4d

Vector4d

Vector4d

Vector4d

Vector4d

Vector4d

Vector4d

Vector4d

Vector4d

Vector4d

Vector4d

Method Detail

set

set

set

set

set

set

set

set

set

set

set

set

get

get

get

get

sub

sub

sub

sub

sub

sub

sub

add

add

add

add

add

add

add

fma

fma

fma

fma

mul

mul

div

div

mul

mul

mul

mul

mul

mulProject

mulProject

mul

mul

div

div

rotate

rotate

lengthSquared

length

normalize

normalize