Package jeresources.api.distributions

Class DistributionHelpers

java.lang.Object

jeresources.api.distributions.DistributionHelpers

public class DistributionHelpers
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	DistributionHelpers.OrePoint

Field Summary

Fields

Modifier and Type	Field	Description
static float	PI

Constructor Summary

Constructors

Constructor	Description
DistributionHelpers()

Method Summary

Modifier and Type	Method	Description
static float[]	addDistribution(float[] base, float[] add)
static float[]	addDistribution(float[] base, float[] add, int offset)
static DistributionBase	addDistribution(DistributionBase base, DistributionBase add)
static float	calculateChance(int veinCount, int veinSize, int minY, int maxY)
static int	calculateMeanLevel(float[] distribution, int mid)
static int	calculateMeanLevel(float[] distribution, int mid, int oldMid, float difference)	Deprecated.
static float[]	divideArray(float[] array, float num)
static float[]	getDistributionFromPoints(DistributionHelpers.OrePoint... points)
static float[]	getOverworldSurface()
static float[]	getOverworldSurfaceDistribution(int oreDiameter)
static float[]	getRampDistribution(int minY, int maxY, float maxChance)
static float[]	getRampDistribution(int minY, int maxY, float minChance, float maxChance)
static float[]	getRoundedSquareDistribution(int min0, int minY, int maxY, int max0, float chance)
static float[]	getSquareDistribution(int minY, int maxY, float chance)
static float[]	getTriangularDistribution(int midY, int range, float maxChance)
static float[]	getTriangularDistribution(int minY, int rand1, int rand2, float maxChance)
static float[]	getUnderwaterDistribution(float chance)
static float[]	maxJoinArray(float[] array1, float[] array2)
static float[]	multiplyArray(float[] array, float num)
static float[]	reverse(float[] array)
static float	sum(float[] distribution)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

PI

public static final float PI

See Also:

Constant Field Values

Constructor Details

DistributionHelpers

public DistributionHelpers()

Method Details

getTriangularDistribution

public static float[] getTriangularDistribution(int midY,
 int range,
 float maxChance)

Parameters:

midY - the top, middle of the triangle

range - length of the sides

maxChance - chance at the top

Returns:

an array of 256 floats in triangular distribution

getTriangularDistribution

public static float[] getTriangularDistribution(int minY,
 int rand1,
 int rand2,
 float maxChance)

getSquareDistribution

public static float[] getSquareDistribution(int minY,
 int maxY,
 float chance)

Parameters:

minY - first occurrence

maxY - last occurrence

chance - the chance

Returns:

an array of 256 floats in square distribution

getRoundedSquareDistribution

public static float[] getRoundedSquareDistribution(int min0,
 int minY,
 int maxY,
 int max0,
 float chance)

Parameters:

min0 - start of the ramp

minY - end of the ramp up

maxY - start of the ramp down

max0 - end of ramp down

chance - the chance at the top

Returns:

an array of 256 floats in square distribution

getUnderwaterDistribution

public static float[] getUnderwaterDistribution(float chance)

getRampDistribution

public static float[] getRampDistribution(int minY,
 int maxY,
 float minChance,
 float maxChance)

Parameters:

minY - first occurrence

maxY - last occurrence

minChance - change at the bottom of the ramp

maxChance - chance at the top of the ramp

Returns:

an array of floats with length |maxY - minY| in ramp distribution

getRampDistribution

public static float[] getRampDistribution(int minY,
 int maxY,
 float maxChance)

getOverworldSurfaceDistribution

public static float[] getOverworldSurfaceDistribution(int oreDiameter)

getOverworldSurface

public static float[] getOverworldSurface()

addDistribution

public static float[] addDistribution(float[] base,
 float[] add)

Parameters:

base - base distribution

add - the to add distribution

Returns:

the sum of both distributions

addDistribution

public static DistributionBase addDistribution(DistributionBase base,
 DistributionBase add)

addDistribution

public static float[] addDistribution(float[] base,
 float[] add,
 int offset)

Parameters:

base - base distribution

add - the to add distribution

offset - the first element from the base array to start adding to

Returns:

the sum of both distributions

reverse

public static float[] reverse(float[] array)

Parameters:

array - the float array to reverse

Returns:

a reversed version of the given array

calculateMeanLevel

@Deprecated
public static int calculateMeanLevel(float[] distribution,
 int mid,
 int oldMid,
 float difference)

Deprecated.

calculateMeanLevel

public static int calculateMeanLevel(float[] distribution,
 int mid)

Parameters:

distribution - the target array

mid - the "best guess" of the midpoint

Returns:

the mid level of the distribution

divideArray

public static float[] divideArray(float[] array,
 float num)

Parameters:

array - the to divide array

num - the denominator

Returns:

the divided array

multiplyArray

public static float[] multiplyArray(float[] array,
 float num)

Parameters:

array - the to multiply array

num - the multiplier

Returns:

the divided array

maxJoinArray

public static float[] maxJoinArray(float[] array1,
 float[] array2)

sum

public static float sum(float[] distribution)

calculateChance

public static float calculateChance(int veinCount,
 int veinSize,
 int minY,
 int maxY)

Parameters:

veinCount - the amount of veins per chunk

veinSize - the amount of blocks per vein

minY - the lowest Y value for a vein

maxY - the highest Y value for a vein

Returns:

the chance that a block appears within the specified Y boundaries

getDistributionFromPoints

public static float[] getDistributionFromPoints(DistributionHelpers.OrePoint... points)