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Paper/Spigot-Server-Patches/0089-Do-not-load-chunks-for-Pathfinding.patch
Shane Freeder 3496f2d7e4
Updated Upstream (Bukkit/CraftBukkit/Spigot) 
Developers!: You will need to clean up your work/Minecraft/1.13.2 folder for this

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:
b850a822 SPIGOT-4526: Add conversion time API for Zombie & subclasses

CraftBukkit Changes:
38cf676e SPIGOT-4534: CreatureSpawnEvent not being called for CHUNK_GEN
b446cb5d SPIGOT-4527: Fix sponges with waterlogged blocks
6ec8ea5c SPIGOT-4526: Add conversion time API for Zombie & subclasses
c64fe508 Mappings Update
a3c2ec03 Fix missing ServerListPingEvent call for legacy pings

Spigot Changes:
1dc156ce Rebuild patches
140f654d Mappings Update
2018-12-17 05:19:39 +00:00

139 lines
7.6 KiB
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Raw Blame History

From 371d310b56332215506709abf6289ee0529dbb57 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 546c79cd8..25caf7ef9 100644
--- a/src/main/java/net/minecraft/server/ChunkCache.java
+++ b/src/main/java/net/minecraft/server/ChunkCache.java
@@ -21,7 +21,7 @@ public class ChunkCache implements IIBlockAccess {
for(int l = this.a; l <= j; ++l) {
for(int 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 53f1c25d2..26156d6cf 100644
--- a/src/main/java/net/minecraft/server/NavigationAbstract.java
+++ b/src/main/java/net/minecraft/server/NavigationAbstract.java
@@ -21,13 +21,15 @@ 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.a = entityinsentient;
this.b = world;
this.p = entityinsentient.getAttributeInstance(GenericAttributes.FOLLOW_RANGE);
this.r = this.a();
+ setWorld(); // Paper
}
public BlockPosition i() {
@@ -164,6 +166,7 @@ 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 a12fdceac..1881dea66 100644
--- a/src/main/java/net/minecraft/server/Pathfinder.java
+++ b/src/main/java/net/minecraft/server/Pathfinder.java
@@ -8,7 +8,7 @@ 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 ba7fe359f..671628014 100644
--- a/src/main/java/net/minecraft/server/PathfinderAbstract.java
+++ b/src/main/java/net/minecraft/server/PathfinderAbstract.java
@@ -3,6 +3,7 @@ package net.minecraft.server;
public abstract class PathfinderAbstract {
protected IBlockAccess a;
protected EntityInsentient b;
+ public World world; // Paper
protected final IntHashMap<PathPoint> c = new IntHashMap<PathPoint>();
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 2e82c7c48..34b29652b 100644
--- a/src/main/java/net/minecraft/server/PathfinderNormal.java
+++ b/src/main/java/net/minecraft/server/PathfinderNormal.java
@@ -47,7 +47,7 @@ public class PathfinderNormal extends PathfinderAbstract {
BlockPosition blockposition2 = new BlockPosition(this.b);
PathType pathtype1 = this.a(this.b, blockposition2.getX(), i, blockposition2.getZ());
if (this.b.a(pathtype1) < 0.0F) {
- HashSet hashset = Sets.newHashSet();
+ HashSet<BlockPosition> hashset = Sets.newHashSet(); // Paper - decompile fix
hashset.add(new BlockPosition(this.b.getBoundingBox().minX, (double)i, this.b.getBoundingBox().minZ));
hashset.add(new BlockPosition(this.b.getBoundingBox().minX, (double)i, this.b.getBoundingBox().maxZ));
hashset.add(new BlockPosition(this.b.getBoundingBox().maxX, (double)i, this.b.getBoundingBox().minZ));
@@ -233,7 +233,7 @@ public class PathfinderNormal extends PathfinderAbstract {
}
public PathType a(IBlockAccess iblockaccess, int i, int jx, int k, EntityInsentient entityinsentient, int l, int i1, int j1, boolean flag, boolean flag1) {
- EnumSet enumset = EnumSet.noneOf(PathType.class);
+ EnumSet<PathType> enumset = EnumSet.noneOf(PathType.class); // Paper - decompile fix
PathType pathtype = PathType.BLOCKED;
double d0 = (double)entityinsentient.width / 2.0D;
BlockPosition blockposition = new BlockPosition(entityinsentient);
@@ -304,7 +304,8 @@ public class PathfinderNormal extends PathfinderAbstract {
public PathType a(IBlockAccess iblockaccess, int i, int jx, int k) {
PathType pathtype = this.b(iblockaccess, i, jx, k);
if (pathtype == PathType.OPEN && jx >= 1) {
- Block block = iblockaccess.getType(new BlockPosition(i, jx - 1, k)).getBlock();
+ Block block = world.getBlockIfLoaded(new BlockPosition(i, jx - 1, k)); // Paper
+ if (block == null) return PathType.BLOCKED; // Paper
PathType pathtype1 = this.b(iblockaccess, i, jx - 1, k);
pathtype = pathtype1 != PathType.WALKABLE && pathtype1 != PathType.OPEN && pathtype1 != PathType.WATER && pathtype1 != PathType.LAVA ? PathType.WALKABLE : PathType.OPEN;
if (pathtype1 == PathType.DAMAGE_FIRE || block == Blocks.MAGMA_BLOCK) {
@@ -326,8 +327,9 @@ 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$b.c(l + i, jx, i1 + k)).getBlock();
- if (block == Blocks.CACTUS) {
+ Block block = world.getBlockIfLoaded(blockposition$b.c(l + i, jx, i1 + k)); // Paper
+ 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;
@@ -343,7 +345,8 @@ public class PathfinderNormal extends PathfinderAbstract {
protected PathType b(IBlockAccess iblockaccess, int i, int jx, int k) {
BlockPosition blockposition = new BlockPosition(i, jx, 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();
if (iblockdata.isAir()) {
--
2.20.0
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