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improve biome mutation noise functions

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This commit is contained in:
dfsek 2021-02-05 11:07:12 -07:00
parent 1863ba29fc
commit 4aebb83b0c
3 changed files with 20 additions and 14 deletions
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28
common/src/main/java/com/dfsek/terra/biome/provider/StandardBiomeProvider.java
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@ -18,14 +18,14 @@ public class StandardBiomeProvider implements BiomeProvider {
private final LoadingCache<Vector2, BiomeHolder> holderCache;
private final BiomePipeline pipeline;
private int resolution = 1;
private final NoiseSampler xSampler;
private final NoiseSampler zSampler;
private final int noiseAmp;
private final NoiseSampler mutator;
private final double noiseAmp;
private final int seed;
protected StandardBiomeProvider(BiomePipeline pipeline, TerraPlugin main, NoiseSampler xSampler, NoiseSampler zSampler, int noiseAmp) {
this.xSampler = xSampler;
this.zSampler = zSampler;
protected StandardBiomeProvider(BiomePipeline pipeline, TerraPlugin main, NoiseSampler mutator, double noiseAmp, int seed) {
this.mutator = mutator;
this.noiseAmp = noiseAmp;
this.seed = seed;
holderCache = CacheBuilder.newBuilder()
.maximumSize(main == null ? 32 : main.getTerraConfig().getProviderCache())
.build(
@ -41,8 +41,14 @@ public class StandardBiomeProvider implements BiomeProvider {
@Override
public TerraBiome getBiome(int x, int z) {
x = FastMath.floorToInt(FastMath.floorDiv(x, resolution) + xSampler.getNoise(x, z) * noiseAmp);
z = FastMath.floorToInt(FastMath.floorDiv(z, resolution) + zSampler.getNoise(x, z) * noiseAmp);
x += mutator.getNoiseSeeded(seed, x, z) * noiseAmp;
z += mutator.getNoiseSeeded(1 + seed, x, z) * noiseAmp;
x = FastMath.floorToInt(FastMath.floorDiv(x, resolution));
z = FastMath.floorToInt(FastMath.floorDiv(z, resolution));
int fdX = FastMath.floorDiv(x, pipeline.getSize());
int fdZ = FastMath.floorDiv(z, pipeline.getSize());
return holderCache.getUnchecked(new Vector2(fdX, fdZ)).getBiome(x - fdX * pipeline.getSize(), z - fdZ * pipeline.getSize());
@ -64,7 +70,7 @@ public class StandardBiomeProvider implements BiomeProvider {
private final ExceptionalFunction<Long, BiomePipeline> pipelineBuilder;
private final TerraPlugin main;
private int resolution = 1;
private int noiseAmp = 2;
private double noiseAmp = 2;
private NoiseSeeded builder;
public StandardBiomeProviderBuilder(ExceptionalFunction<Long, BiomePipeline> pipelineBuilder, TerraPlugin main) {
@ -80,14 +86,14 @@ public class StandardBiomeProvider implements BiomeProvider {
this.builder = builder;
}
public void setNoiseAmp(int noiseAmp) {
public void setNoiseAmp(double noiseAmp) {
this.noiseAmp = noiseAmp;
}
@Override
public StandardBiomeProvider build(long seed) {
try {
StandardBiomeProvider provider = new StandardBiomeProvider(pipelineBuilder.apply(seed), main, builder.apply(seed), builder.apply((seed + 1)), noiseAmp);
StandardBiomeProvider provider = new StandardBiomeProvider(pipelineBuilder.apply(seed), main, builder.apply(seed), noiseAmp, (int) seed);
provider.setResolution(resolution);
return provider;
} catch(ConfigException e) {

2
common/src/main/java/com/dfsek/terra/config/loaders/config/biome/BiomeProviderBuilderLoader.java
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@ -69,7 +69,7 @@ public class BiomeProviderBuilderLoader implements TypeLoader<BiomeProvider.Biom
builder.setResolution(resolution);
if(map.containsKey("blend")) {
Map<String, Object> blend = (Map<String, Object>) map.get("blend");
if(blend.containsKey("amplitude")) builder.setNoiseAmp(Integer.parseInt(blend.get("amplitude").toString()));
if(blend.containsKey("amplitude")) builder.setNoiseAmp(Double.parseDouble(blend.get("amplitude").toString()));
if(blend.containsKey("noise"))
builder.setBlender(loader.loadClass(NoiseSeeded.class, blend.get("noise")));
}

4
platforms/bukkit/build.gradle.kts
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@ -97,8 +97,8 @@ val testWithPaper = task<JavaExec>(name = "testWithPaper") {
"-XX:G1RSetUpdatingPauseTimePercent=5", "-XX:SurvivorRatio=32", "-XX:+PerfDisableSharedMem",
"-XX:MaxTenuringThreshold=1", "-Dusing.aikars.flags=https://mcflags.emc.gs",
"-Daikars.new.flags=true", "-DIReallyKnowWhatIAmDoingISwear")
maxHeapSize = "3G"
minHeapSize = "3G"
maxHeapSize = "2G"
minHeapSize = "2G"
//args = listOf("nogui")
workingDir = file("${testDir}/")
classpath = files("${testDir}/paper.jar")