PaperMC/patches/server/0812-Prevent-GameEvents-being-fired-from-unloaded-chunks.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Wed, 5 Apr 2023 20:15:47 +0100
Subject: [PATCH] Prevent GameEvents being fired from unloaded chunks


diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index cff225eab588248f1e6487a4a33da006672b3ba4..a27fd023e4f9b6ee113f6b3ed21b4c5aeb7ce15d 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -1372,6 +1372,11 @@ public class ServerLevel extends Level implements WorldGenLevel {
 
     @Override
     public void gameEvent(Holder<GameEvent> event, Vec3 emitterPos, GameEvent.Context emitter) {
+        // Paper start - Prevent GameEvents being fired from unloaded chunks
+        if (this.getChunkIfLoadedImmediately((Mth.floor(emitterPos.x) >> 4), (Mth.floor(emitterPos.z) >> 4)) == null) {
+            return;
+        }
+        // Paper end - Prevent GameEvents being fired from unloaded chunks
         this.gameEventDispatcher.post(event, emitterPos, emitter);
     }