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- Extracted children generator seed derivation to deriveChildrenGeneratorSeed

Ref.: https://github.com/VolmitSoftware/Iris/issues/1251
This commit is contained in:
CeeVeeR
2026-10-02 07:28:29 +02:00
parent b998ff535a
commit 658c6b0fde
1 changed files with 5 additions and 3 deletions
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core/src/main/java/art/arcane/iris/generation/terrain/IrisDimensionCarvingEntry.java
+5 -3
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@@ -81,15 +81,17 @@ public class IrisDimensionCarvingEntry {
} }
public CNG getChildrenGenerator(long seed, IrisData data) { public CNG getChildrenGenerator(long seed, IrisData data) {
long idHash = hashOfId(); return childGenerators.computeIfAbsent(deriveChildrenGeneratorSeed(seed), key -> {
long generatorSeed = seed ^ (idHash << 32) ^ 2137L;
return childGenerators.computeIfAbsent(generatorSeed, key -> {
double scale = Math.max(0.0001D, getChildShrinkFactor()); double scale = Math.max(0.0001D, getChildShrinkFactor());
RNG random = new RNG(key); RNG random = new RNG(key);
return getChildStyle().create(random.nextParallelRNG(2137), data).bake().scale(scale).bake(); return getChildStyle().create(random.nextParallelRNG(2137), data).bake().scale(scale).bake();
}); });
} }
long deriveChildrenGeneratorSeed(long worldSeed) {
return worldSeed ^ (hashOfId() << 32) ^ 2137L;
}
private long hashOfId() { private long hashOfId() {
String entryId = getId(); String entryId = getId();
return entryId == null ? 0L : entryId.trim().hashCode(); return entryId == null ? 0L : entryId.trim().hashCode();