From 658c6b0fdec59e96963688f6c91e26858c532310 Mon Sep 17 00:00:00 2001
From: CeeVeeR <ceeveer@protonmail.com>
Date: Fri, 2 Oct 2026 07:28:29 +0200
Subject: [PATCH] chore:

- Extracted children generator seed derivation to deriveChildrenGeneratorSeed

Ref.: https://github.com/VolmitSoftware/Iris/issues/1251
---
 .../generation/terrain/IrisDimensionCarvingEntry.java     | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/core/src/main/java/art/arcane/iris/generation/terrain/IrisDimensionCarvingEntry.java b/core/src/main/java/art/arcane/iris/generation/terrain/IrisDimensionCarvingEntry.java
index 94b396eaf..f60072c5a 100644
--- a/core/src/main/java/art/arcane/iris/generation/terrain/IrisDimensionCarvingEntry.java
+++ b/core/src/main/java/art/arcane/iris/generation/terrain/IrisDimensionCarvingEntry.java
@@ -81,15 +81,17 @@ public class IrisDimensionCarvingEntry {
     }
 
     public CNG getChildrenGenerator(long seed, IrisData data) {
-        long idHash = hashOfId();
-        long generatorSeed = seed ^ (idHash << 32) ^ 2137L;
-        return childGenerators.computeIfAbsent(generatorSeed, key -> {
+        return childGenerators.computeIfAbsent(deriveChildrenGeneratorSeed(seed), key -> {
             double scale = Math.max(0.0001D, getChildShrinkFactor());
             RNG random = new RNG(key);
             return getChildStyle().create(random.nextParallelRNG(2137), data).bake().scale(scale).bake();
         });
     }
 
+    long deriveChildrenGeneratorSeed(long worldSeed) {
+        return worldSeed ^ (hashOfId() << 32) ^ 2137L;
+    }
+
     private long hashOfId() {
         String entryId = getId();
         return entryId == null ? 0L : entryId.trim().hashCode();