Paper/Spigot-Server-Patches/0157-Chunk-registration-fixes.patch

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From 4fb13f9812fdc172bd5561560c27d1bc17c52a97 Mon Sep 17 00:00:00 2001
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/World.java b/src/main/java/net/minecraft/server/World.java
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index 45484a813..36c22911a 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
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@@ -1771,7 +1771,7 @@ public abstract class World implements IBlockAccess {
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}
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i = MathHelper.floor(entity.locX / 16.0D);
- j = MathHelper.floor(entity.locY / 16.0D);
+ j = Math.min(15, Math.max(0, MathHelper.floor(entity.locY / 16.0D))); // Paper - stay consistent with chunk add/remove behavior
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int k = MathHelper.floor(entity.locZ / 16.0D);
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if (!entity.aa || entity.ab != i || entity.ac != j || entity.ad != k) {
--
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2.13.0