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add biome cache to ChunkInterpolator

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This commit is contained in:
dfsek 2021-12-21 23:13:34 -07:00
parent 849b3116c9
commit 13c696b392
1 changed files with 23 additions and 3 deletions
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26
common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/generation/math/interpolation/ChunkInterpolator.java
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@ -7,6 +7,9 @@
package com.dfsek.terra.addons.chunkgenerator.generation.math.interpolation;
import com.dfsek.terra.api.util.vector.Vector2Int;
import com.dfsek.terra.api.world.biome.Biome;
import net.jafama.FastMath;
import java.util.HashMap;
@ -53,11 +56,14 @@ public class ChunkInterpolator {
double[][][] noiseStorage = new double[5][5][size + 1];
BiomeCache cache = new BiomeCache(provider);
for(int x = 0; x < 5; x++) {
for(int z = 0; z < 5; z++) {
BiomeNoiseProperties generationSettings = provider.getBiome(xOrigin + (x << 2), zOrigin + (z << 2), seed).getContext().get(
BiomeNoiseProperties.class);
BiomeNoiseProperties generationSettings = cache.get(xOrigin + (x << 2), zOrigin + (z << 2), seed)
.getContext()
.get(BiomeNoiseProperties.class);
Map<BiomeNoiseProperties, MutableInteger> genMap = new HashMap<>();
int step = generationSettings.blendStep();
@ -66,7 +72,7 @@ public class ChunkInterpolator {
for(int xi = -blend; xi <= blend; xi++) {
for(int zi = -blend; zi <= blend; zi++) {
genMap.computeIfAbsent(
provider.getBiome(xOrigin + (x << 2) + (xi * step), zOrigin + (z << 2) + (zi * step), seed)
cache.get(xOrigin + (x << 2) + (xi * step), zOrigin + (z << 2) + (zi * step), seed)
.getContext()
.get(BiomeNoiseProperties.class),
g -> new MutableInteger(0)).increment(); // Increment by 1
@ -96,6 +102,20 @@ public class ChunkInterpolator {
}
}
private static final class BiomeCache {
private final BiomeProvider provider;
private final Map<Vector2Int, Biome> cache = new HashMap<>();
private BiomeCache(BiomeProvider provider) {
this.provider = provider;
}
public Biome get(int x, int z, long seed) {
return cache.computeIfAbsent(Vector2Int.of(x, z), vec -> provider.getBiome(x, z, seed));
}
}
private static int reRange(int value, int high) {
return FastMath.max(FastMath.min(value, high), 0);
}