Paper/Spigot-Server-Patches/0351-Prevent-mob-spawning-from-loading-generating-chunks.patch
Shane Freeder fb25dc17c6 Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
da08d022 SPIGOT-4700: Add PlayerFishEvent.State.REEL_IN
0cef14e4 Remove draft API from selectEntities

CraftBukkit Changes:
a46fdbc6 Remove outdated build delay.
3697519b SPIGOT-4708: Fix ExactChoice recipes neglecting material
9ead7009 SPIGOT-4677: Add minecraft.admin.command_feedback permission
c3749a23 Remove the Damage tag from items when it is 0.
f74c7b95 SPIGOT-4706: Can't interact with active item
494eef45 Mention requirement of JIRA ticket for bug fixes
51d62dec SPIGOT-4702: Exception when middle clicking certain slots
be557e69 SPIGOT-4700: Add PlayerFishEvent.State.REEL_IN
2019-04-22 22:36:14 +01:00

36 lines
2.1 KiB
Diff

From 25496ec74347f65858d1b02bf856dc89c3e44a65 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Wed, 12 Sep 2018 21:12:57 -0400
Subject: [PATCH] Prevent mob spawning from loading/generating chunks
also prevents if out of world border bounds
diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java
index d125fae03b..297c53d15c 100644
--- a/src/main/java/net/minecraft/server/SpawnerCreature.java
+++ b/src/main/java/net/minecraft/server/SpawnerCreature.java
@@ -129,9 +129,9 @@ public final class SpawnerCreature {
int i2 = blockposition1.getX();
int j2 = blockposition1.getY();
int k2 = blockposition1.getZ();
- IBlockData iblockdata = worldserver.getType(blockposition1);
+ IBlockData iblockdata = worldserver.getTypeIfLoadedAndInBounds(blockposition1); // Paper - don't load chunks for mob spawn
- if (!iblockdata.isOccluding()) {
+ if (iblockdata != null && !iblockdata.isOccluding()) { // Paper - don't load chunks for mob spawn
int l2 = 0;
int i3 = 0;
@@ -158,7 +158,7 @@ public final class SpawnerCreature {
float f1 = (float) l3 + 0.5F;
EntityHuman entityhuman1 = worldserver.a((double) f, (double) f1, -1.0D);
- if (entityhuman1 != null) {
+ if (entityhuman1 != null && worldserver.isLoadedAndInBounds(blockposition_mutableblockposition)) { // Paper - don't load chunks for mob spawn
double d0 = entityhuman1.d((double) f, (double) k3, (double) f1);
if (d0 > 576.0D && blockposition.distanceSquared((double) f, (double) k3, (double) f1) >= 576.0D) {
--
2.21.0