PaperMC/patches/server/0919-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 c04ba20ba3f07e96fba1697f17e36c47aae5fabf..2ca2b6c45fa05fde11c36d31a4c1cdeae9c08786 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -1720,6 +1720,11 @@ 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);
     }