Paper/Spigot-Server-Patches/0401-Prevent-rayTrace-from-loading-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a46fdbc6 Remove outdated build delay.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
2.0 KiB
Diff

From b5b512f38eb6de0b6887ea7b61cc07acb4043188 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 26 Nov 2018 19:21:58 -0500
Subject: [PATCH] Prevent rayTrace from loading chunks
ray tracing into an unloaded chunk should be treated as a miss
this saves a ton of lag for when AI tries to raytrace near unloaded chunks.
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index 7721dfee65..1454af710e 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -860,7 +860,8 @@ public abstract class World implements IEntityAccess, GeneratorAccess, IIBlockAc
int i1 = MathHelper.floor(d1);
int j1 = MathHelper.floor(d2);
BlockPosition blockposition = new BlockPosition(l, i1, j1);
- IBlockData iblockdata = this.getType(blockposition);
+ IBlockData iblockdata = this.getTypeIfLoaded(blockposition); // Paper
+ if (iblockdata == null) return null; // Paper
Fluid fluid = this.getFluid(blockposition);
boolean flag2;
boolean flag3;
@@ -982,7 +983,8 @@ public abstract class World implements IEntityAccess, GeneratorAccess, IIBlockAc
i1 = MathHelper.floor(d1) - (enumdirection == EnumDirection.UP ? 1 : 0);
j1 = MathHelper.floor(d2) - (enumdirection == EnumDirection.SOUTH ? 1 : 0);
blockposition = new BlockPosition(l, i1, j1);
- IBlockData iblockdata1 = this.getType(blockposition);
+ IBlockData iblockdata1 = this.getTypeIfLoaded(blockposition); // Paper
+ if (iblockdata1 == null) return null; // Paper
Fluid fluid1 = this.getFluid(blockposition);
if (!flag || iblockdata1.getMaterial() == Material.PORTAL || !iblockdata1.getCollisionShape(this, blockposition).isEmpty()) {
--
2.21.0