Paper/Spigot-Server-Patches/0116-Chunk-registration-fixes.patch

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From c7c90ed5c44caa05b2d5c6ac1187a0598236b011 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
Date: Wed, 21 Sep 2016 22:54:28 -0400
Subject: [PATCH] Chunk registration fixes
World checks and the Chunk Add logic are inconsistent on how Y > 256, < 0, is treated
Keep them consistent
diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
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index f606a7340..38e618c78 100644
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--- a/src/main/java/net/minecraft/server/WorldServer.java
+++ b/src/main/java/net/minecraft/server/WorldServer.java
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@@ -682,7 +682,7 @@ public class WorldServer extends World {
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public void chunkCheck(Entity entity) {
this.getMethodProfiler().enter("chunkCheck");
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int i = MathHelper.floor(entity.locX() / 16.0D);
- int j = MathHelper.floor(entity.locY() / 16.0D);
+ int j = Math.min(15, Math.max(0, MathHelper.floor(entity.locY() / 16.0D))); // Paper - stay consistent with chunk add/remove behavior;
int k = MathHelper.floor(entity.locZ() / 16.0D);
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if (!entity.inChunk || entity.chunkX != i || entity.chunkY != j || entity.chunkZ != k) {
--
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2.17.1
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