From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cryptite <cryptite@gmail.com>
Date: Thu, 7 Dec 2023 08:48:41 -0600
Subject: [PATCH] Player spawnsOwnMobs


diff --git a/src/main/java/net/minecraft/server/level/ServerChunkCache.java b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
index ce1cee91351d2665437573b0d756420769637fa0..a4319888da00ee82b17c01a118e325efab43d976 100644
--- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
+++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
@@ -562,7 +562,7 @@ public class ServerChunkCache extends ChunkSource {
                 // Paper start - optimise chunk tick iteration
                 ChunkMap playerChunkMap = this.chunkMap;
                 for (ServerPlayer player : this.level.players) {
-                    if (!player.affectsSpawning || player.isSpectator()) {
+                    if (!player.affectsSpawning || player.isSpectator() || player.spawnsOwnMobs) {
                         playerChunkMap.playerMobSpawnMap.remove(player);
                         player.playerNaturallySpawnedEvent = null;
                         player.lastEntitySpawnRadiusSquared = -1.0;
diff --git a/src/main/java/net/minecraft/world/entity/player/Player.java b/src/main/java/net/minecraft/world/entity/player/Player.java
index 2b93d9ca3df4d1a9acd670752390018a4332065f..5d37ffb421b22b0d1acffa43ac0bdd2c80414123 100644
--- a/src/main/java/net/minecraft/world/entity/player/Player.java
+++ b/src/main/java/net/minecraft/world/entity/player/Player.java
@@ -182,6 +182,8 @@ public abstract class Player extends LivingEntity {
     public boolean affectsSpawning = true; // Paper - Affects Spawning API
     public net.kyori.adventure.util.TriState flyingFallDamage = net.kyori.adventure.util.TriState.NOT_SET; // Paper - flying fall damage
 
+    public boolean spawnsOwnMobs = false; // Slice
+
     // CraftBukkit start
     public boolean fauxSleeping;
     public int oldLevel = -1;