PaperMC/Spigot-Server-Patches/0007-Store-reference-to-current-Chunk-for-Entity-and-Bloc.patch
Shane Freeder 73983e4c16
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

Bukkit Changes:
3dc4cdcd Update to Minecraft 1.14.3-pre4
88b25a8c SPIGOT-5098: Add a method to allow colored sign changes
6d913552 Update to Minecraft 1.14.3-pre4

CraftBukkit Changes:
f1f33559 Update to Minecraft 1.14.3
8a3d3f49 SPIGOT-5098: Add a method to allow colored sign changes
533290e2 SPIGOT-5100: Console warning from pig zombie targeting
6dde4b9f SPIGOT-5094: Allow opening merchant for wandering traders and hide the xp bar for custom merchants
9af90077 SPIGOT-5097: Bukkit.clearRecipes() no longer working
38fa220f Fix setting game rules via the API
fe3930ce Update to Minecraft 1.14.3-pre4
da071ec5 Remove outdated build delay.

Spigot Changes:
4d2f30f1 Update to Minecraft 1.14.3
f16400e3 Update to Minecraft 1.14.3-pre4
2019-06-25 03:46:54 +01:00

192 lines
8.3 KiB
Diff

From f6c6445c4fbbe78e58f0cdfb01cf9be18e04ce00 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Wed, 4 Jul 2018 02:10:36 -0400
Subject: [PATCH] Store reference to current Chunk for Entity and Block
Entities
This enables us a fast reference to the entities current chunk instead
of having to look it up by hashmap lookups.
diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
index 2a6ae10a11..24d69778f0 100644
--- a/src/main/java/net/minecraft/server/Chunk.java
+++ b/src/main/java/net/minecraft/server/Chunk.java
@@ -29,7 +29,7 @@ public class Chunk implements IChunkAccess {
private final ChunkSection[] sections;
private final BiomeBase[] d;
private final Map<BlockPosition, NBTTagCompound> e;
- public boolean loaded;
+ public boolean loaded; public boolean isLoaded() { return loaded; } // Paper - OBFHELPER
public final World world;
public final Map<HeightMap.Type, HeightMap> heightMap;
private final ChunkConverter i;
@@ -55,11 +55,36 @@ public class Chunk implements IChunkAccess {
this(world, chunkcoordintpair, abiomebase, ChunkConverter.a, TickListEmpty.a(), TickListEmpty.a(), 0L, (ChunkSection[]) null, (Consumer) null);
}
+ // Paper start
+ private class TileEntityHashMap extends java.util.HashMap<BlockPosition, TileEntity> {
+ @Override
+ public TileEntity put(BlockPosition key, TileEntity value) {
+ TileEntity replaced = super.put(key, value);
+ if (replaced != null) {
+ replaced.setCurrentChunk(null);
+ }
+ if (value != null) {
+ value.setCurrentChunk(Chunk.this);
+ }
+ return replaced;
+ }
+
+ @Override
+ public TileEntity remove(Object key) {
+ TileEntity removed = super.remove(key);
+ if (removed != null) {
+ removed.setCurrentChunk(null);
+ }
+ return removed;
+ }
+ }
+ // Paper end
+
public Chunk(World world, ChunkCoordIntPair chunkcoordintpair, BiomeBase[] abiomebase, ChunkConverter chunkconverter, TickList<Block> ticklist, TickList<FluidType> ticklist1, long i, @Nullable ChunkSection[] achunksection, @Nullable Consumer<Chunk> consumer) {
this.sections = new ChunkSection[16];
this.e = Maps.newHashMap();
this.heightMap = Maps.newEnumMap(HeightMap.Type.class);
- this.tileEntities = Maps.newHashMap();
+ this.tileEntities = new TileEntityHashMap(); // Paper
this.l = Maps.newHashMap();
this.m = Maps.newHashMap();
this.n = new ShortList[16];
@@ -366,6 +391,7 @@ public class Chunk implements IChunkAccess {
}
entity.inChunk = true;
+ entity.setCurrentChunk(this); // Paper
entity.chunkX = this.loc.x;
entity.chunkY = k;
entity.chunkZ = this.loc.z;
@@ -377,6 +403,7 @@ public class Chunk implements IChunkAccess {
((HeightMap) this.heightMap.get(heightmap_type)).a(along);
}
+ public void removeEntity(Entity entity) { this.b(entity); } // Paper - OBFHELPER
public void b(Entity entity) {
this.a(entity, entity.chunkY);
}
@@ -389,8 +416,12 @@ public class Chunk implements IChunkAccess {
if (i >= this.entitySlices.length) {
i = this.entitySlices.length - 1;
}
-
- this.entitySlices[i].remove(entity);
+ // Paper start
+ if (entity.currentChunk != null && entity.currentChunk.get() == this) entity.setCurrentChunk(null);
+ if (!this.entitySlices[i].remove(entity)) {
+ return;
+ }
+ // Paper end
}
@Override
diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
index 7e347c7c99..0c7bf3ae3f 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -133,7 +133,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
private static final DataWatcherObject<Boolean> aB = DataWatcher.a(Entity.class, DataWatcherRegistry.i);
private static final DataWatcherObject<Boolean> aC = DataWatcher.a(Entity.class, DataWatcherRegistry.i);
protected static final DataWatcherObject<EntityPose> POSE = DataWatcher.a(Entity.class, DataWatcherRegistry.s);
- public boolean inChunk;
+ public boolean inChunk; public boolean isAddedToChunk() { return inChunk; } // Paper - OBFHELPER
public int chunkX; public int getChunkX() { return chunkX; } // Paper - OBFHELPER
public int chunkY; public int getChunkY() { return chunkY; } // Paper - OBFHELPER
public int chunkZ; public int getChunkZ() { return chunkZ; } // Paper - OBFHELPER
@@ -1732,6 +1732,39 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
}
// Paper start
+ java.lang.ref.WeakReference<Chunk> currentChunk = null;
+
+ public void setCurrentChunk(Chunk chunk) {
+ this.currentChunk = chunk != null ? new java.lang.ref.WeakReference<>(chunk) : null;
+ }
+ /**
+ * Returns the entities current registered chunk. If the entity is not added to a chunk yet, it will return null
+ */
+ public Chunk getCurrentChunk() {
+ final Chunk chunk = currentChunk != null ? currentChunk.get() : null;
+ return chunk != null && chunk.isLoaded() ? chunk : (isAddedToChunk() ? world.getChunkIfLoaded(getChunkX(), getChunkZ()) : null);
+ }
+ /**
+ * Returns the chunk at the location, using the entities local cache if avail
+ * Will only return null if the location specified is not loaded
+ */
+ public Chunk getCurrentChunkAt(int x, int z) {
+ if (getChunkX() == x && getChunkZ() == z) {
+ Chunk chunk = getCurrentChunk();
+ if (chunk != null) {
+ return chunk;
+ }
+ }
+ return world.getChunkIfLoaded(x, z);
+ }
+ /**
+ * Returns the chunk at the entities current location, using the entities local cache if avail
+ * Will only return null if the location specified is not loaded
+ */
+ public Chunk getChunkAtLocation() {
+ return getCurrentChunkAt((int)Math.floor(locX) >> 4, (int)Math.floor(locZ) >> 4);
+ }
+
private MinecraftKey entityKey;
private String entityKeyString;
diff --git a/src/main/java/net/minecraft/server/TileEntity.java b/src/main/java/net/minecraft/server/TileEntity.java
index 8f9820f492..e8a90e01f5 100644
--- a/src/main/java/net/minecraft/server/TileEntity.java
+++ b/src/main/java/net/minecraft/server/TileEntity.java
@@ -51,6 +51,15 @@ public abstract class TileEntity implements KeyedObject { // Paper
getMinecraftKey(); // Try to load if it doesn't exists.
return tileEntityKeyString;
}
+
+ private java.lang.ref.WeakReference<Chunk> currentChunk = null;
+ public Chunk getCurrentChunk() {
+ final Chunk chunk = currentChunk != null ? currentChunk.get() : null;
+ return chunk != null && chunk.isLoaded() ? chunk : null;
+ }
+ public void setCurrentChunk(Chunk chunk) {
+ this.currentChunk = chunk != null ? new java.lang.ref.WeakReference<>(chunk) : null;
+ }
// Paper end
@Nullable
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
index f22959ee15..a98f6f3389 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
@@ -137,6 +137,7 @@ import net.minecraft.server.EntityZombieVillager;
import net.minecraft.server.EnumChatFormat;
import net.minecraft.server.IChatBaseComponent;
import net.minecraft.server.NBTTagCompound;
+import org.bukkit.Chunk; // Paper
import org.bukkit.EntityEffect;
import org.bukkit.Location;
import org.bukkit.Server;
@@ -178,6 +179,12 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
this.entity = entity;
}
+ @Override
+ public Chunk getChunk() {
+ net.minecraft.server.Chunk currentChunk = entity.getCurrentChunk();
+ return currentChunk != null ? currentChunk.bukkitChunk : getLocation().getChunk();
+ }
+
public static CraftEntity getEntity(CraftServer server, Entity entity) {
/**
* Order is *EXTREMELY* important -- keep it right! =D
--
2.22.0