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Made GroundScatterFunction use a NoiseGenerator.

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sk89q
2014-03-01 16:52:36 -08:00
parent d2e93dfe23
commit c5fdfa7a0d
7 changed files with 191 additions and 85 deletions
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64
src/main/java/com/sk89q/worldedit/operation/GroundScatterFunction.java
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@ -21,18 +21,32 @@ package com.sk89q.worldedit.operation;
import com.sk89q.worldedit.EditSession;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.Vector2D;
import com.sk89q.worldedit.WorldEditException;
import com.sk89q.worldedit.blocks.BaseBlock;
import com.sk89q.worldedit.generator.GroundGenerator;
import com.sk89q.worldedit.noise.NoiseGenerator;
import com.sk89q.worldedit.noise.RandomNoise;
/**
* Randomly applies the given {@link RegionFunction} onto random ground blocks.
* <p>
* This class can be used to generate a structure randomly over an area.
*/
public class GroundScatterFunction extends GroundGenerator {
public class GroundScatterFunction extends GroundFindingFunction {
private NoiseGenerator noiseGenerator;
private RegionFunction function;
private double density;
/**
* Create a new instance using a {@link RandomNoise} as the noise generator.
*
* @param editSession the edit session
* @param function the function
*/
public GroundScatterFunction(EditSession editSession, RegionFunction function) {
this(editSession, function, new RandomNoise());
}
/**
* Create a new instance.
@ -40,9 +54,48 @@ public class GroundScatterFunction extends GroundGenerator {
* @param editSession the edit session
* @param function the function
*/
public GroundScatterFunction(EditSession editSession, RegionFunction function) {
public GroundScatterFunction(EditSession editSession, RegionFunction function, NoiseGenerator noiseGenerator) {
super(editSession);
this.function = function;
this.noiseGenerator = noiseGenerator;
}
/**
* Get the density (0 <= density <= 1) which indicates the threshold that
* must be met for the function to be applied to a column.
*
* @return the density
*/
public double getDensity() {
return density;
}
/**
* Set the density (0 <= density <= 1) which indicates the threshold that
* must be met for the function to be applied to a column.
*
* @param density the density
*/
public void setDensity(double density) {
this.density = density;
}
/**
* Get the noise generator.
*
* @return the noise generator
*/
public NoiseGenerator getNoiseGenerator() {
return noiseGenerator;
}
/**
* Set the noise generator.
*
* @param noiseGenerator the noise generator
*/
public void setNoiseGenerator(NoiseGenerator noiseGenerator) {
this.noiseGenerator = noiseGenerator;
}
/**
@ -63,6 +116,11 @@ public class GroundScatterFunction extends GroundGenerator {
this.function = function;
}
@Override
protected boolean shouldContinue(Vector2D pt) {
return noiseGenerator.noise(pt) <= density;
}
@Override
protected boolean apply(Vector position, BaseBlock block) throws WorldEditException {
return function.apply(position);