java.lang.Object
- WildMagic.LibFoundation.Mathematics.Vector4d

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<Vector4d>
```
public class Vector4d
extends java.lang.Object
implements java.lang.Comparable<Vector4d>, java.io.Serializable
```
3D Vector object (X,Y,Z,W).

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type	Field	Description
`static Vector4d`	`ONE`	One vector: (1,1,1,1)
`private static long`	`serialVersionUID`
`static Vector4d`	`UNIT_W`	Unit-W vector: (0,0,0,1)
`static Vector4d`	`UNIT_X`	Unit-X vector: (1,0,0,0)
`static Vector4d`	`UNIT_Y`	Unit-Y vector: (0,1,0,0)
`static Vector4d`	`UNIT_Z`	Unit-Z vector: (0,0,1,0)
`double`	`W`
`double`	`X`	Vector data:
`double`	`Y`
`double`	`Z`
`static Vector4d`	`ZERO`	Zero vector: (0,0,0,0)

Constructor Summary

Constructors
Constructor	Description
`Vector4d()`	construction, initialized to 0,0,0,0
`Vector4d(double[] afTuple)`	construction
`Vector4d(double fX, double fY, double fZ, double fW)`	construction
`Vector4d(Vector4d rkV)`	copy construction

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`int`	`compare(Vector4d arg0, Vector4d arg1)`	Sorting a list of Vector3d in order, where each element is a column when two Vector3d have equal X then the sort is by Y.
`int`	`compareTo(Vector4d arg0)`
`Vector4d`	`copy(Vector4d rkV)`	Set the values of this vector.
`void`	`Copy(Vector4d rkV)`	Deprecated.
`double`	`dot(Vector4d rkV)`	Compute dot-product of this vector with input vector:
`double`	`Dot(Vector4d rkV)`	Deprecated.
`boolean`	`equals(java.lang.Object kObject)`
`int`	`hashCode()`
`boolean`	`isEqual(Vector4d rkV)`	Return true if the input Vector4d is equal to this.
`boolean`	`IsEqual(Vector4d rkV)`	Deprecated.
`double`	`length()`	Compute length this vector:
`double`	`Length()`	Deprecated.
`Vector4d`	`neg(Vector4d kV)`	Negate this vector: this = - this.
`void`	`Neg(Vector4d kV)`	Deprecated.
`double`	`normalize()`	Normalize this vector, return original length:
`double`	`Normalize()`	Deprecated.
`Vector4d`	`scale(double fScalar)`	Scale this vector by input: this = this * fScalar.
`void`	`Scale(double fScalar)`	Deprecated.
`Vector4d`	`set(double fX, double fY, double fZ, double fW)`	Set the values of this vector.
`void`	`Set(double fX, double fY, double fZ, double fW)`	Deprecated.
`double`	`squaredLength()`	Compute squared-length this vector:
`double`	`SquaredLength()`	Deprecated.
`double`	`sum()`	Sum the elements of the vector.
`double`	`Sum()`	Deprecated.
`java.lang.String`	`toString()`	Returns a string representation of the vector values.

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Field Detail
  - serialVersionUID
```
private static final long serialVersionUID
```
    See Also:
    
    Constant Field Values
  - ZERO
```
public static final Vector4d ZERO
```
    Zero vector: (0,0,0,0)
  - UNIT_X
```
public static final Vector4d UNIT_X
```
    Unit-X vector: (1,0,0,0)
  - UNIT_Y
```
public static final Vector4d UNIT_Y
```
    Unit-Y vector: (0,1,0,0)
  - UNIT_Z
```
public static final Vector4d UNIT_Z
```
    Unit-Z vector: (0,0,1,0)
  - UNIT_W
```
public static final Vector4d UNIT_W
```
    Unit-W vector: (0,0,0,1)
  - ONE
```
public static final Vector4d ONE
```
    One vector: (1,1,1,1)
  - X
```
public double X
```
    Vector data:
  - Y
```
public double Y
```
  - Z
```
public double Z
```
  - W
```
public double W
```
- Constructor Detail
  - Vector4d
```
public Vector4d()
```
    construction, initialized to 0,0,0,0
  - Vector4d
```
public Vector4d(double fX,
                double fY,
                double fZ,
                double fW)
```
    construction
    
    Parameters:
    
    fX - x-value
    
    fY - y-value
    
    fZ - z-value
    
    fW - w-value
  - Vector4d
```
public Vector4d(double[] afTuple)
```
    construction
    
    Parameters:
    
    afTuple - x,y,z,w values
  - Vector4d
```
public Vector4d(Vector4d rkV)
```
    copy construction
    
    Parameters:
    
    rkV - vector to copy.
- Method Detail
  - Copy
```
public void Copy(Vector4d rkV)
```
    Deprecated.
    
    Set the values of this vector.
    
    Parameters:
    
    rkV - vector to copy.
  - copy
```
public Vector4d copy(Vector4d rkV)
```
    Set the values of this vector.
    
    Parameters:
    
    rkV - vector to copy.
  - Dot
```
public double Dot(Vector4d rkV)
```
    Deprecated.
    
    Compute dot-product of this vector with input vector:
    
    Returns:
    
    dot-product of this vector with input vector:
  - dot
```
public double dot(Vector4d rkV)
```
    Compute dot-product of this vector with input vector:
    
    Returns:
    
    dot-product of this vector with input vector:
  - equals
```
public boolean equals(java.lang.Object kObject)
```
    Overrides:
    
    equals in class java.lang.Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object
  - IsEqual
```
public boolean IsEqual(Vector4d rkV)
```
    Deprecated.
    
    Return true if the input Vector4d is equal to this.
    
    Parameters:
    
    rkV - input vector to compare to this
    
    Returns:
    
    true if the input Vector4d is equal to this, false otherwise.
  - isEqual
```
public boolean isEqual(Vector4d rkV)
```
    Return true if the input Vector4d is equal to this.
    
    Parameters:
    
    rkV - input vector to compare to this
    
    Returns:
    
    true if the input Vector4d is equal to this, false otherwise.
  - Length
```
public double Length()
```
    Deprecated.
    
    Compute length this vector:
    
    Returns:
    
    length this vector
  - length
```
public double length()
```
    Compute length this vector:
    
    Returns:
    
    length this vector
  - Neg
```
public void Neg(Vector4d kV)
```
    Deprecated.
    
    Negate this vector: this = - this.
  - neg
```
public Vector4d neg(Vector4d kV)
```
    Negate this vector: this = - this.
  - Normalize
```
public double Normalize()
```
    Deprecated.
    
    Normalize this vector, return original length:
    
    Returns:
    
    original length:
  - normalize
```
public double normalize()
```
    Normalize this vector, return original length:
    
    Returns:
    
    original length:
  - Scale
```
public void Scale(double fScalar)
```
    Deprecated.
    
    Scale this vector by input: this = this * fScalar.
    
    Parameters:
    
    fScalar - scale value
  - scale
```
public Vector4d scale(double fScalar)
```
    Scale this vector by input: this = this * fScalar.
    
    Parameters:
    
    fScalar - scale value
  - Set
```
public void Set(double fX,
                double fY,
                double fZ,
                double fW)
```
    Deprecated.
    
    Set the values of this vector.
    
    Parameters:
    
    fX - x-value
    
    fY - y-value
    
    fZ - z-value
    
    fW - w-value
  - set
```
public Vector4d set(double fX,
                    double fY,
                    double fZ,
                    double fW)
```
    Set the values of this vector.
    
    Parameters:
    
    fX - x-value
    
    fY - y-value
    
    fZ - z-value
    
    fW - w-value
  - SquaredLength
```
public double SquaredLength()
```
    Deprecated.
    
    Compute squared-length this vector:
    
    Returns:
    
    squared-length this vector
  - squaredLength
```
public double squaredLength()
```
    Compute squared-length this vector:
    
    Returns:
    
    squared-length this vector
  - Sum
```
public double Sum()
```
    Deprecated.
    
    Sum the elements of the vector.
    
    Returns:
    
    vector sum
  - sum
```
public double sum()
```
    Sum the elements of the vector.
    
    Returns:
    
    vector sum
  - toString
```
public java.lang.String toString()
```
    Returns a string representation of the vector values.
    
    Overrides:
    
    toString in class java.lang.Object
    
    Returns:
    
    string representation of the vector values.
  - compare
```
public int compare(Vector4d arg0,
                   Vector4d arg1)
```
    Sorting a list of Vector3d in order, where each element is a column when two Vector3d have equal X then the sort is by Y.
    
    Parameters:
    
    arg0 -
    
    arg1 -
    
    Returns:
  - compareTo
```
public int compareTo(Vector4d arg0)
```
    Specified by:
    
    compareTo in interface java.lang.Comparable<Vector4d>

Class Vector4d

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

serialVersionUID

ZERO

UNIT_X

UNIT_Y

UNIT_Z

UNIT_W

ONE

X

Y

Z

W

Constructor Detail

Vector4d

Vector4d

Vector4d

Vector4d

Method Detail

Copy

copy

Dot

dot

equals

hashCode

IsEqual

isEqual

Length

length

Neg

neg

Normalize

normalize

Scale

scale

Set

set

SquaredLength

squaredLength

Sum

sum

toString

compare

compareTo