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fc1e70df07
* master: Always process chunk registration after moving Always move Entity to its new Chunk even if unloaded If Entity is added to chunk, look up the chunk if current isnt set Ignore Dead Entities in entityList iteration Always process chunk removal in removeEntity
189 lines
7.7 KiB
Diff
189 lines
7.7 KiB
Diff
From 8f17d1b7fe35c66af5f943ff9b11461cae458af6 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Wed, 4 Jul 2018 02:10:36 -0400
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Subject: [PATCH] Store reference to current Chunk for Entity and Block
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Entities
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This enables us a fast reference to the entities current chunk instead
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of having to look it up by hashmap lookups.
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diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
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index cd4fbee0c..7837f1024 100644
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--- a/src/main/java/net/minecraft/server/Chunk.java
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+++ b/src/main/java/net/minecraft/server/Chunk.java
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@@ -33,7 +33,7 @@ public class Chunk implements IChunkAccess {
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private final BiomeBase[] g;
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private final boolean[] h;
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private final Map<BlockPosition, NBTTagCompound> i;
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- private boolean j;
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+ private boolean j; public boolean isLoaded() { return j; } // Paper - OBFHELPER
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public final World world;
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public final Map<HeightMap.Type, HeightMap> heightMap;
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public final int locX;
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@@ -63,7 +63,30 @@ public class Chunk implements IChunkAccess {
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// CraftBukkit start - Neighbor loaded cache for chunk lighting and entity ticking
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private int neighbors = 0x1 << 12;
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public long chunkKey;
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+ // Paper start
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+ private class TileEntityHashMap extends java.util.HashMap<BlockPosition, TileEntity> {
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+ @Override
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+ public TileEntity put(BlockPosition key, TileEntity value) {
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+ TileEntity replaced = super.put(key, value);
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+ if (replaced != null) {
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+ replaced.setCurrentChunk(null);
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+ }
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+ if (value != null) {
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+ value.setCurrentChunk(Chunk.this);
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+ }
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+ return replaced;
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+ }
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+ @Override
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+ public TileEntity remove(Object key) {
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+ TileEntity removed = super.remove(key);
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+ if (removed != null) {
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+ removed.setCurrentChunk(null);
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+ }
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+ return removed;
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+ }
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+ }
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+ // Paper end
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public boolean areNeighborsLoaded(final int radius) {
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switch (radius) {
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case 2:
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@@ -94,7 +117,7 @@ public class Chunk implements IChunkAccess {
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this.h = new boolean[256];
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this.i = Maps.newHashMap();
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this.heightMap = Maps.newHashMap();
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- this.tileEntities = Maps.newHashMap();
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+ this.tileEntities = new TileEntityHashMap(); // Paper
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this.q = Maps.newHashMap();
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this.r = Maps.newHashMap();
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this.s = new ShortList[16];
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@@ -646,6 +669,9 @@ public class Chunk implements IChunkAccess {
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entity.af = k;
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entity.ag = this.locZ;
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this.entitySlices[k].add(entity);
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+ // Paper start
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+ entity.setCurrentChunk(this);
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+ // Paper end
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}
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public void a(HeightMap.Type heightmap_type, long[] along) {
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@@ -664,8 +690,12 @@ public class Chunk implements IChunkAccess {
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if (i >= this.entitySlices.length) {
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i = this.entitySlices.length - 1;
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}
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-
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- this.entitySlices[i].remove(entity);
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+ // Paper start
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+ if (!this.entitySlices[i].remove(entity)) {
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+ return;
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+ }
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+ entity.setCurrentChunk(null);
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+ // Paper end
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}
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public boolean c(BlockPosition blockposition) {
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diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
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index aa6230215..701d4a55a 100644
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--- a/src/main/java/net/minecraft/server/Entity.java
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+++ b/src/main/java/net/minecraft/server/Entity.java
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@@ -133,7 +133,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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private static final DataWatcherObject<Boolean> aF = DataWatcher.a(Entity.class, DataWatcherRegistry.i);
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private static final DataWatcherObject<Boolean> aG = DataWatcher.a(Entity.class, DataWatcherRegistry.i);
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private static final DataWatcherObject<Boolean> aH = DataWatcher.a(Entity.class, DataWatcherRegistry.i);
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- public boolean inChunk;
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+ public boolean inChunk; public boolean isAddedToChunk() { return inChunk; } // Paper - OBFHELPER
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public int ae; public int getChunkX() { return ae; } // Paper - OBFHELPER
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public int af; public int getChunkY() { return af; } // Paper - OBFHELPER
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public int ag; public int getChunkZ() { return ag; } // Paper - OBFHELPER
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@@ -1782,6 +1782,39 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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}
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// Paper start
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+ private java.lang.ref.WeakReference<Chunk> currentChunk = null;
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+
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+ public void setCurrentChunk(Chunk chunk) {
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+ this.currentChunk = chunk != null ? new java.lang.ref.WeakReference<>(chunk) : null;
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+ }
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+ /**
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+ * Returns the entities current registered chunk. If the entity is not added to a chunk yet, it will return null
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+ */
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+ public Chunk getCurrentChunk() {
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+ final Chunk chunk = currentChunk != null ? currentChunk.get() : null;
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+ return chunk != null && chunk.isLoaded() ? chunk : (isAddedToChunk() ? world.getChunkIfLoaded(getChunkX(), getChunkZ()) : null);
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+ }
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+ /**
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+ * Returns the chunk at the location, using the entities local cache if avail
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+ * Will only return null if the location specified is not loaded
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+ */
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+ public Chunk getCurrentChunkAt(int x, int z) {
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+ if (getChunkX() == x && getChunkZ() == z) {
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+ Chunk chunk = getCurrentChunk();
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+ if (chunk != null) {
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+ return chunk;
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+ }
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+ }
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+ return world.getChunkIfLoaded(x, z);
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+ }
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+ /**
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+ * Returns the chunk at the entities current location, using the entities local cache if avail
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+ * Will only return null if the location specified is not loaded
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+ */
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+ public Chunk getChunkAtLocation() {
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+ return getCurrentChunkAt((int)Math.floor(locX) >> 4, (int)Math.floor(locZ) >> 4);
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+ }
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+
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private MinecraftKey entityKey;
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private String entityKeyString;
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diff --git a/src/main/java/net/minecraft/server/TileEntity.java b/src/main/java/net/minecraft/server/TileEntity.java
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index 5ca7fef51..9361667c3 100644
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--- a/src/main/java/net/minecraft/server/TileEntity.java
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+++ b/src/main/java/net/minecraft/server/TileEntity.java
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@@ -41,6 +41,15 @@ public abstract class TileEntity implements KeyedObject { // Paper
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getMinecraftKey(); // Try to load if it doesn't exists.
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return tileEntityKeyString;
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}
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+
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+ private java.lang.ref.WeakReference<Chunk> currentChunk = null;
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+ public Chunk getCurrentChunk() {
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+ final Chunk chunk = currentChunk != null ? currentChunk.get() : null;
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+ return chunk != null && chunk.isLoaded() ? chunk : null;
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+ }
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+ public void setCurrentChunk(Chunk chunk) {
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+ this.currentChunk = chunk != null ? new java.lang.ref.WeakReference<>(chunk) : null;
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+ }
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// Paper end
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@Nullable
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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index 72164e11a..f09251eec 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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@@ -9,6 +9,7 @@ import java.util.UUID;
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import net.minecraft.server.*;
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+import org.bukkit.Chunk;
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import org.bukkit.EntityEffect;
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import org.bukkit.Location;
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import org.bukkit.Server;
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@@ -40,6 +41,12 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
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this.entity = entity;
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}
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+ @Override
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+ public Chunk getChunk() {
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+ net.minecraft.server.Chunk currentChunk = entity.getCurrentChunk();
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+ return currentChunk != null ? currentChunk.bukkitChunk : getLocation().getChunk();
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+ }
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+
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public static CraftEntity getEntity(CraftServer server, Entity entity) {
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/**
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* Order is *EXTREMELY* important -- keep it right! =D
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--
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2.18.0
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