Paper/Spigot-Server-Patches/0089-Do-not-load-chunks-for-Pathfinding.patch
Shane Freeder ea855e2b46 Updated Upstream (Bukkit/CraftBukkit/Spigot)
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

Developers!: You will need to clean up your work/Minecraft/1.13.2 folder
for this

Also, restore a patch that was dropped in the last upstream

Bukkit Changes:
279eeab3 Fix command description not being set
96e2bb18 Remove debug print from SyntheticEventTest

CraftBukkit Changes:
d3ed1516 Fix dangerously threaded beacons
217a293d Don't relocate joptsimple to allow --help to work.
1be05a21 Prepare for imminent Java 12 release
a49270b2 Mappings Update
5259d80c SPIGOT-4669: Fix PlayerTeleportEvent coordinates for relative teleports

Spigot Changes:
e6eb36f2 Rebuild patches
2019-03-20 01:55:16 +00:00

124 lines
6.1 KiB
Diff

From e243b9109433eae11aa5d0ba4c3aecb1fccf3976 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Thu, 31 Mar 2016 19:17:58 -0400
Subject: [PATCH] Do not load chunks for Pathfinding
diff --git a/src/main/java/net/minecraft/server/ChunkCache.java b/src/main/java/net/minecraft/server/ChunkCache.java
index 49533ac33..eef3ab73f 100644
--- a/src/main/java/net/minecraft/server/ChunkCache.java
+++ b/src/main/java/net/minecraft/server/ChunkCache.java
@@ -26,7 +26,7 @@ public class ChunkCache implements IIBlockAccess {
for (l = this.a; l <= j; ++l) {
for (i1 = this.b; i1 <= k; ++i1) {
- this.c[l - this.a][i1 - this.b] = world.getChunkAt(l, i1);
+ this.c[l - this.a][i1 - this.b] = world.getChunkIfLoaded(l, i1); // Paper
}
}
diff --git a/src/main/java/net/minecraft/server/NavigationAbstract.java b/src/main/java/net/minecraft/server/NavigationAbstract.java
index 604049b08..716d00afb 100644
--- a/src/main/java/net/minecraft/server/NavigationAbstract.java
+++ b/src/main/java/net/minecraft/server/NavigationAbstract.java
@@ -22,8 +22,9 @@ public abstract class NavigationAbstract {
protected long n;
protected PathfinderAbstract o;
private BlockPosition q;
- private Pathfinder r;
+ private Pathfinder r; public Pathfinder getPathfinder() { return r; } // Paper - OBFHELPER
+ private void setWorld() { if (getPathfinder() != null && getPathfinder().getPathfinder() != null) getPathfinder().getPathfinder().world = getEntity().world; } // Paper
public NavigationAbstract(EntityInsentient entityinsentient, World world) {
this.g = Vec3D.a;
this.h = Vec3D.a;
@@ -32,6 +33,7 @@ public abstract class NavigationAbstract {
this.b = world;
this.p = entityinsentient.getAttributeInstance(GenericAttributes.FOLLOW_RANGE);
this.r = this.a();
+ setWorld(); // Paper
}
public BlockPosition i() {
@@ -174,6 +176,7 @@ public abstract class NavigationAbstract {
}
public void d() {
+ setWorld(); // Paper
++this.e;
if (this.m) {
this.l();
diff --git a/src/main/java/net/minecraft/server/Pathfinder.java b/src/main/java/net/minecraft/server/Pathfinder.java
index 3085338f0..89d51d471 100644
--- a/src/main/java/net/minecraft/server/Pathfinder.java
+++ b/src/main/java/net/minecraft/server/Pathfinder.java
@@ -9,7 +9,7 @@ public class Pathfinder {
private final Path a = new Path();
private final Set<PathPoint> b = Sets.newHashSet();
private final PathPoint[] c = new PathPoint[32];
- private PathfinderAbstract d;
+ private PathfinderAbstract d; public PathfinderAbstract getPathfinder() { return d; } // Paper - OBFHELPER
public Pathfinder(PathfinderAbstract pathfinderabstract) {
this.d = pathfinderabstract;
diff --git a/src/main/java/net/minecraft/server/PathfinderAbstract.java b/src/main/java/net/minecraft/server/PathfinderAbstract.java
index 36d7e1d96..d722c8513 100644
--- a/src/main/java/net/minecraft/server/PathfinderAbstract.java
+++ b/src/main/java/net/minecraft/server/PathfinderAbstract.java
@@ -4,6 +4,7 @@ public abstract class PathfinderAbstract {
protected IBlockAccess a;
protected EntityInsentient b;
+ public World world; // Paper
protected final IntHashMap<PathPoint> c = new IntHashMap<>();
protected int d;
protected int e;
@@ -16,6 +17,7 @@ public abstract class PathfinderAbstract {
public void a(IBlockAccess iblockaccess, EntityInsentient entityinsentient) {
this.a = iblockaccess;
+ if (iblockaccess instanceof World) world = (World) iblockaccess; // Paper
this.b = entityinsentient;
this.c.c();
this.d = MathHelper.d(entityinsentient.width + 1.0F);
diff --git a/src/main/java/net/minecraft/server/PathfinderNormal.java b/src/main/java/net/minecraft/server/PathfinderNormal.java
index eec891647..e45bdb581 100644
--- a/src/main/java/net/minecraft/server/PathfinderNormal.java
+++ b/src/main/java/net/minecraft/server/PathfinderNormal.java
@@ -327,7 +327,8 @@ public class PathfinderNormal extends PathfinderAbstract {
PathType pathtype = this.b(iblockaccess, i, j, k);
if (pathtype == PathType.OPEN && j >= 1) {
- Block block = iblockaccess.getType(new BlockPosition(i, j - 1, k)).getBlock();
+ Block block = world.getBlockIfLoaded(new BlockPosition(i, j - 1, k)); // Paper
+ if (block == null) return PathType.BLOCKED; // Paper
PathType pathtype1 = this.b(iblockaccess, i, j - 1, k);
pathtype = pathtype1 != PathType.WALKABLE && pathtype1 != PathType.OPEN && pathtype1 != PathType.WATER && pathtype1 != PathType.LAVA ? PathType.WALKABLE : PathType.OPEN;
@@ -353,9 +354,10 @@ public class PathfinderNormal extends PathfinderAbstract {
for (int l = -1; l <= 1; ++l) {
for (int i1 = -1; i1 <= 1; ++i1) {
if (l != 0 || i1 != 0) {
- Block block = iblockaccess.getType(blockposition_pooledblockposition.c(l + i, j, i1 + k)).getBlock();
+ Block block = world.getBlockIfLoaded(blockposition_pooledblockposition.c(l + i, j, i1 + k)); // Paper
- if (block == Blocks.CACTUS) {
+ if (block == null) pathtype = PathType.BLOCKED; // Paper
+ else if (block == Blocks.CACTUS) { // Paper
pathtype = PathType.DANGER_CACTUS;
} else if (block == Blocks.FIRE) {
pathtype = PathType.DANGER_FIRE;
@@ -387,7 +389,8 @@ public class PathfinderNormal extends PathfinderAbstract {
protected PathType b(IBlockAccess iblockaccess, int i, int j, int k) {
BlockPosition blockposition = new BlockPosition(i, j, k);
- IBlockData iblockdata = iblockaccess.getType(blockposition);
+ IBlockData iblockdata = world.getTypeIfLoaded(blockposition); // Paper
+ if (iblockdata == null) return PathType.BLOCKED; // Paper
Block block = iblockdata.getBlock();
Material material = iblockdata.getMaterial();
--
2.21.0