net.glowstone.generator.biomegrid

Class BiomeVariationMapLayer

java.lang.Object

net.glowstone.generator.biomegrid.MapLayer

net.glowstone.generator.biomegrid.BiomeVariationMapLayer

public class BiomeVariationMapLayer
extends MapLayer

Constructor Summary

Constructors

Constructor and Description
BiomeVariationMapLayer(long seed, MapLayer belowLayer) Creates an instance with no variation layer.
BiomeVariationMapLayer(long seed, MapLayer belowLayer, MapLayer variationLayer) Creates an instance with the given variation layer.

Method Summary

Modifier and Type	Method and Description
int[]	generateRandomValues(int x, int z, int sizeX, int sizeZ) Generates a rectangle, replacing all the positive values in the previous layer with random values from 2 to 31 while leaving zero and negative values unchanged.
int[]	generateValues(int x, int z, int sizeX, int sizeZ)
int[]	mergeValues(int x, int z, int sizeX, int sizeZ) Generates a rectangle using the previous layer and the variation layer.

Methods inherited from class net.glowstone.generator.biomegrid.MapLayer

initialize, nextInt, setCoordsSeed

Methods inherited from class java.lang.Object

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

Constructor Detail

BiomeVariationMapLayer

public BiomeVariationMapLayer(long seed,
                              MapLayer belowLayer)

Creates an instance with no variation layer.

Parameters:

seed - the PRNG seed

belowLayer - the layer below this one

BiomeVariationMapLayer

public BiomeVariationMapLayer(long seed,
                              MapLayer belowLayer,
                              MapLayer variationLayer)

Creates an instance with the given variation layer.

Parameters:

seed - the PRNG seed

belowLayer - the layer below this one

variationLayer - the variation layer, or null to use no variation layer

Method Detail

generateValues

public int[] generateValues(int x,
                            int z,
                            int sizeX,
                            int sizeZ)

Specified by:

generateValues in class MapLayer

generateRandomValues

public int[] generateRandomValues(int x,
                                  int z,
                                  int sizeX,
                                  int sizeZ)

Generates a rectangle, replacing all the positive values in the previous layer with random values from 2 to 31 while leaving zero and negative values unchanged.

Parameters:

x - the lowest x coordinate

z - the lowest z coordinate

sizeX - the x coordinate range

sizeZ - the z coordinate range

Returns:

a flattened array of generated values

mergeValues

public int[] mergeValues(int x,
                         int z,
                         int sizeX,
                         int sizeZ)

Generates a rectangle using the previous layer and the variation layer.

Parameters:

x - the lowest x coordinate

z - the lowest z coordinate

sizeX - the x coordinate range

sizeZ - the z coordinate range

Returns:

a flattened array of generated values