PaperMC/patches/server/0951-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 a97926b5d36c92d5696c6b7a547ada30d652afbd..42d5b4ffc51da90a8f3bbec84e44ac2b0cb7b5ee 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -1701,6 +1701,11 @@ public class ServerLevel extends Level implements WorldGenLevel {
 
     @Override
     public void gameEvent(GameEvent event, Vec3 emitterPos, GameEvent.Context emitter) {
+        // Paper start
+        if (this.getChunkIfLoadedImmediately((Mth.floor(emitterPos.x) >> 4), (Mth.floor(emitterPos.z) >> 4)) == null) {
+            return;
+        }
+        // Paper end
         this.gameEventDispatcher.post(event, emitterPos, emitter);
     }