SimplexNoiseGenerator (Spigot-API 1.11.2-R0.1-SNAPSHOT API)

java.lang.Object
- org.bukkit.util.noise.NoiseGenerator
- - org.bukkit.util.noise.PerlinNoiseGenerator
  - - org.bukkit.util.noise.SimplexNoiseGenerator

```
public class SimplexNoiseGenerator
extends PerlinNoiseGenerator
```
Generates simplex-based noise.
This is a modified version of the freely published version in the paper by Stefan Gustavson at http://staffwww.itn.liu.se/~stegu/simplexnoise/simplexnoise.pdf

Field Summary

Fields
Modifier and Type	Field and Description
`protected static double`	`F2`
`protected static double`	`F3`
`protected static double`	`F4`
`protected static double`	`G2`
`protected static double`	`G22`
`protected static double`	`G3`
`protected static double`	`G4`
`protected static double`	`G42`
`protected static double`	`G43`
`protected static double`	`G44`
`protected static int[][]`	`grad4`
`protected static double`	`offsetW`
`protected static int[][]`	`simplex`
`protected static double`	`SQRT_3`
`protected static double`	`SQRT_5`

Fields inherited from class org.bukkit.util.noise.PerlinNoiseGenerator
grad3

Fields inherited from class org.bukkit.util.noise.NoiseGenerator
offsetX, offsetY, offsetZ, perm

Constructor Summary

Constructors
Modifier	Constructor and Description
`protected`	`SimplexNoiseGenerator()`
	`SimplexNoiseGenerator(long seed)` Creates a seeded simplex noise generator for the given seed
	`SimplexNoiseGenerator(Random rand)` Creates a seeded simplex noise generator with the given Random
	`SimplexNoiseGenerator(World world)` Creates a seeded simplex noise generator for the given world

Method Summary

Methods
Modifier and Type	Method and Description
`protected static double`	`dot(int[] g, double x, double y)`
`protected static double`	`dot(int[] g, double x, double y, double z)`
`protected static double`	`dot(int[] g, double x, double y, double z, double w)`
`static SimplexNoiseGenerator`	`getInstance()` Gets the singleton unseeded instance of this generator
`static double`	`getNoise(double xin)` Computes and returns the 1D unseeded simplex noise for the given coordinates in 1D space
`static double`	`getNoise(double xin, double yin)` Computes and returns the 2D unseeded simplex noise for the given coordinates in 2D space
`static double`	`getNoise(double xin, double yin, double zin)` Computes and returns the 3D unseeded simplex noise for the given coordinates in 3D space
`static double`	`getNoise(double x, double y, double z, double w)` Computes and returns the 4D simplex noise for the given coordinates in 4D space
`double`	`noise(double xin, double yin)` Computes and returns the 2D noise for the given coordinates in 2D space
`double`	`noise(double xin, double yin, double zin)` Computes and returns the 3D noise for the given coordinates in 3D space
`double`	`noise(double x, double y, double z, double w)` Computes and returns the 4D simplex noise for the given coordinates in 4D space

Methods inherited from class org.bukkit.util.noise.PerlinNoiseGenerator
getNoise, getNoise, getNoise

Methods inherited from class org.bukkit.util.noise.NoiseGenerator
fade, floor, grad, lerp, noise, noise, noise, noise, noise, noise, noise

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

- Field Detail
  - SQRT_3
```
protected static final double SQRT_3
```
  - SQRT_5
```
protected static final double SQRT_5
```
  - F2
```
protected static final double F2
```
  - G2
```
protected static final double G2
```
  - G22
```
protected static final double G22
```
  - F3
```
protected static final double F3
```
    See Also:
    Constant Field Values
  - G3
```
protected static final double G3
```
    See Also:
    Constant Field Values
  - F4
```
protected static final double F4
```
  - G4
```
protected static final double G4
```
  - G42
```
protected static final double G42
```
  - G43
```
protected static final double G43
```
  - G44
```
protected static final double G44
```
  - grad4
```
protected static final int[][] grad4
```
  - simplex
```
protected static final int[][] simplex
```
  - offsetW
```
protected static double offsetW
```
- Constructor Detail
  - SimplexNoiseGenerator
```
protected SimplexNoiseGenerator()
```
  - SimplexNoiseGenerator
```
public SimplexNoiseGenerator(World world)
```
    Creates a seeded simplex noise generator for the given world
    
    Parameters:
    world - World to construct this generator for
  - SimplexNoiseGenerator
```
public SimplexNoiseGenerator(long seed)
```
    Creates a seeded simplex noise generator for the given seed
    
    Parameters:
    seed - Seed to construct this generator for
  - SimplexNoiseGenerator
```
public SimplexNoiseGenerator(Random rand)
```
    Creates a seeded simplex noise generator with the given Random
    
    Parameters:
    rand - Random to construct with
- Method Detail
  - dot
```
protected static double dot(int[] g,
         double x,
         double y)
```
  - dot
```
protected static double dot(int[] g,
         double x,
         double y,
         double z)
```
  - dot
```
protected static double dot(int[] g,
         double x,
         double y,
         double z,
         double w)
```
  - getNoise
```
public static double getNoise(double xin)
```
    Computes and returns the 1D unseeded simplex noise for the given coordinates in 1D space
    
    Parameters:
    xin - X coordinate
    
    Returns:
    Noise at given location, from range -1 to 1
  - getNoise
```
public static double getNoise(double xin,
              double yin)
```
    Computes and returns the 2D unseeded simplex noise for the given coordinates in 2D space
    
    Parameters:
    xin - X coordinate
    yin - Y coordinate
    
    Returns:
    Noise at given location, from range -1 to 1
  - getNoise
```
public static double getNoise(double xin,
              double yin,
              double zin)
```
    Computes and returns the 3D unseeded simplex noise for the given coordinates in 3D space
    
    Parameters:
    xin - X coordinate
    yin - Y coordinate
    zin - Z coordinate
    
    Returns:
    Noise at given location, from range -1 to 1
  - getNoise
```
public static double getNoise(double x,
              double y,
              double z,
              double w)
```
    Computes and returns the 4D simplex noise for the given coordinates in 4D space
    
    Parameters:
    x - X coordinate
    y - Y coordinate
    z - Z coordinate
    w - W coordinate
    
    Returns:
    Noise at given location, from range -1 to 1
  - noise
```
public double noise(double xin,
           double yin,
           double zin)
```
    Description copied from class: NoiseGenerator
    
    Computes and returns the 3D noise for the given coordinates in 3D space
    
    Overrides:
    
    noise in class PerlinNoiseGenerator
    
    Parameters:
    xin - X coordinate
    yin - Y coordinate
    zin - Z coordinate
    
    Returns:
    Noise at given location, from range -1 to 1
  - noise
```
public double noise(double xin,
           double yin)
```
    Description copied from class: NoiseGenerator
    
    Computes and returns the 2D noise for the given coordinates in 2D space
    
    Overrides:
    
    noise in class NoiseGenerator
    
    Parameters:
    xin - X coordinate
    yin - Y coordinate
    
    Returns:
    Noise at given location, from range -1 to 1
  - noise
```
public double noise(double x,
           double y,
           double z,
           double w)
```
    Computes and returns the 4D simplex noise for the given coordinates in 4D space
    
    Parameters:
    x - X coordinate
    y - Y coordinate
    z - Z coordinate
    w - W coordinate
    
    Returns:
    Noise at given location, from range -1 to 1
  - getInstance
```
public static SimplexNoiseGenerator getInstance()
```
    Gets the singleton unseeded instance of this generator
    
    Returns:
    Singleton

Class SimplexNoiseGenerator

Field Summary

Fields inherited from class org.bukkit.util.noise.PerlinNoiseGenerator

Fields inherited from class org.bukkit.util.noise.NoiseGenerator

Constructor Summary

Method Summary

Methods inherited from class org.bukkit.util.noise.PerlinNoiseGenerator

Methods inherited from class org.bukkit.util.noise.NoiseGenerator

Methods inherited from class java.lang.Object

Field Detail

SQRT_3

SQRT_5

F2

G2

G22

F3

G3

F4

G4

G42

G43

G44

grad4

simplex

offsetW

Constructor Detail

SimplexNoiseGenerator

SimplexNoiseGenerator

SimplexNoiseGenerator

SimplexNoiseGenerator

Method Detail

dot

dot

dot

getNoise

getNoise

getNoise

getNoise

noise

noise

noise

getInstance