Class NormalNoise

java.lang.Object

net.minecraft.world.level.levelgen.synth.NormalNoise

public final class NormalNoise
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	NormalNoise.Builder
static enum	NormalNoise.Normalization
private static final record	NormalNoise.OctaveInfo
private static final record	NormalNoise.Parameters

Field Summary

Fields

Modifier and Type	Field	Description
static final com.mojang.serialization.Codec<Holder<NormalNoise>>	CODEC
static final com.mojang.serialization.Codec<NormalNoise>	DIRECT_CODEC
private static final double	INPUT_FACTOR
private static final double	LACUNARITY
private static final double	MAX_AMPLITUDE
private static final int	MAX_OCTAVE_COUNT
private final double	normalizationFactor
private final List<NormalNoise.OctaveInfo>	octaves
private final NormalNoise.Parameters	parameters
private static final double	PERSISTENCE
private final Interval	range
private static final double	SAMPLE_COUNT
static final double	TARGET_DEVIATION

Constructor Summary

Constructors

Modifier	Constructor	Description
private	NormalNoise(NormalNoise.Parameters parameters)

Method Summary

Modifier and Type	Method	Description
static NormalNoise.Builder	builder()
private static List<NormalNoise.OctaveInfo>	buildOctaves(int baseOctave, double baseAmplitude, int octaveCount, boolean normalize, it.unimi.dsi.fastutil.doubles.DoubleList amplitudeModifiers)
private static double	computeNormalizationFactor(double targetAmplitude, List<NormalNoise.OctaveInfo> octaves)
private static double	computeParityBaseAmplitude(int baseOctave, it.unimi.dsi.fastutil.doubles.DoubleList amplitudes)
private static double	computeParityNormalizationFactor(double baseAmplitude, int octaveCount, it.unimi.dsi.fastutil.doubles.DoubleList amplitudeModifiers)
Noise	create(RandomSource random)
Noise	createForLegacyNetherBiome(RandomSource random)	Deprecated.
static NormalNoise	createParity(int firstOctave, double... amplitudes)
static NormalNoise	createParity(int firstOctave, it.unimi.dsi.fastutil.doubles.DoubleList amplitudes)
boolean	equals(Object obj)
private static double	estimateDeviation(List<NormalNoise.OctaveInfo> octaves)
private static double	getAmplitudeModifier(it.unimi.dsi.fastutil.doubles.DoubleList amplitudeModifiers, int index)
int	hashCode()
void	parityConfigString(StringBuilder sb, RandomSource random)
private static double	parityExpectedDeviation(int octaveSpan)
private void	perlinParityConfigString(StringBuilder sb, RandomSource random)
Interval	range()
String	toString()

Methods inherited from class Object

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

Field Details

SAMPLE_COUNT

private static final double SAMPLE_COUNT

See Also:

• Constant Field Values

INPUT_FACTOR

private static final double INPUT_FACTOR

See Also:

• Constant Field Values

TARGET_DEVIATION

public static final double TARGET_DEVIATION

See Also:

• Constant Field Values

MAX_OCTAVE_COUNT

private static final int MAX_OCTAVE_COUNT

See Also:

• Constant Field Values

MAX_AMPLITUDE

private static final double MAX_AMPLITUDE

See Also:

• Constant Field Values

PERSISTENCE

private static final double PERSISTENCE

See Also:

• Constant Field Values

LACUNARITY

private static final double LACUNARITY

See Also:

• Constant Field Values

DIRECT_CODEC

public static final com.mojang.serialization.Codec<NormalNoise> DIRECT_CODEC

CODEC

public static final com.mojang.serialization.Codec<Holder<NormalNoise>> CODEC

parameters

private final NormalNoise.Parameters parameters

octaves

private final List<NormalNoise.OctaveInfo> octaves

normalizationFactor

private final double normalizationFactor

range

private final Interval range

Constructor Details

NormalNoise

private NormalNoise(NormalNoise.Parameters parameters)

Method Details

buildOctaves

private static List<NormalNoise.OctaveInfo> buildOctaves(int baseOctave,
 double baseAmplitude,
 int octaveCount,
 boolean normalize,
 it.unimi.dsi.fastutil.doubles.DoubleList amplitudeModifiers)

getAmplitudeModifier

private static double getAmplitudeModifier(it.unimi.dsi.fastutil.doubles.DoubleList amplitudeModifiers,
 int index)

computeNormalizationFactor

private static double computeNormalizationFactor(double targetAmplitude,
 List<NormalNoise.OctaveInfo> octaves)

estimateDeviation

private static double estimateDeviation(List<NormalNoise.OctaveInfo> octaves)

builder

public static NormalNoise.Builder builder()

createParity

public static NormalNoise createParity(int firstOctave,
 it.unimi.dsi.fastutil.doubles.DoubleList amplitudes)

createParity

public static NormalNoise createParity(int firstOctave,
 double... amplitudes)

computeParityBaseAmplitude

private static double computeParityBaseAmplitude(int baseOctave,
 it.unimi.dsi.fastutil.doubles.DoubleList amplitudes)

computeParityNormalizationFactor

private static double computeParityNormalizationFactor(double baseAmplitude,
 int octaveCount,
 it.unimi.dsi.fastutil.doubles.DoubleList amplitudeModifiers)

parityExpectedDeviation

private static double parityExpectedDeviation(int octaveSpan)

create

public Noise create(RandomSource random)

createForLegacyNetherBiome

@Deprecated
public Noise createForLegacyNetherBiome(RandomSource random)

Deprecated.

range

public Interval range()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

parityConfigString

public void parityConfigString(StringBuilder sb,
 RandomSource random)

perlinParityConfigString

private void perlinParityConfigString(StringBuilder sb,
 RandomSource random)