Paper/patches/server/0965-Array-backed-synched-entity-data.patch
Jake Potrebic 90fe0d58a5
Updated Upstream (Bukkit/CraftBukkit/Spigot) (#9825)
Upstream has released updates that appear 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:
897a0a23 SPIGOT-5753: Back PotionType by a minecraft registry
255b2aa1 SPIGOT-7080: Add World#locateNearestBiome
ff984826 Remove javadoc.io doc links

CraftBukkit Changes:
71b0135cc SPIGOT-5753: Back PotionType by a minecraft registry
a6bcb8489 SPIGOT-7080: Add World#locateNearestBiome
ad0e57434 SPIGOT-7502: CraftMetaItem - cannot deserialize BlockStateTag
b3efca57a SPIGOT-6400: Use Mockito instead of InvocationHandler
38c599f9d PR-1272: Only allow one entity in CraftItem instead of two
f065271ac SPIGOT-7498: ChunkSnapshot.getBlockEmittedLight() gets 64 blocks upper in Overworld

Spigot Changes:
e0e223fe Remove javadoc.io doc links
2023-10-22 20:12:00 +01:00

57 lines
2.5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: jellysquid3 <jellysquid3@users.noreply.github.com>
Date: Sat, 8 Jul 2023 21:38:05 +0200
Subject: [PATCH] Array backed synched entity data
Original code by jellysquid3 in Lithium, licensed under the GNU Lesser General Public License v3.0 (https://www.gnu.org/licenses/lgpl-3.0.html)
diff --git a/src/main/java/net/minecraft/network/syncher/SynchedEntityData.java b/src/main/java/net/minecraft/network/syncher/SynchedEntityData.java
index 15add3f4dfd718ec09bb1db4f22223466936879c..5dfb35117c285e0b202dc9c088ad5848beb8d054 100644
--- a/src/main/java/net/minecraft/network/syncher/SynchedEntityData.java
+++ b/src/main/java/net/minecraft/network/syncher/SynchedEntityData.java
@@ -34,6 +34,11 @@ public class SynchedEntityData {
private final Int2ObjectMap<SynchedEntityData.DataItem<?>> itemsById = new Int2ObjectOpenHashMap();
// private final ReadWriteLock lock = new ReentrantReadWriteLock(); // Spigot - not required
private boolean isDirty;
+ // Paper start - array backed synched entity data
+ private static final int DEFAULT_ENTRY_COUNT = 10;
+ private static final int GROW_FACTOR = 8;
+ private SynchedEntityData.DataItem<?>[] itemsArray = new SynchedEntityData.DataItem<?>[DEFAULT_ENTRY_COUNT];
+ // Paper end
public SynchedEntityData(Entity trackedEntity) {
this.entity = trackedEntity;
@@ -103,6 +108,15 @@ public class SynchedEntityData {
// this.lock.writeLock().lock(); // Spigot - not required
this.itemsById.put(key.getId(), datawatcher_item);
// this.lock.writeLock().unlock(); // Spigot - not required
+ // Paper start - array backed synched entity data
+ if (this.itemsArray.length <= key.getId()) {
+ final int newSize = Math.min(key.getId() + GROW_FACTOR, MAX_ID_VALUE);
+
+ this.itemsArray = java.util.Arrays.copyOf(this.itemsArray, newSize);
+ }
+
+ this.itemsArray[key.getId()] = datawatcher_item;
+ // Paper end
}
public <T> boolean hasItem(EntityDataAccessor<T> key) {
@@ -130,7 +144,15 @@ public class SynchedEntityData {
return datawatcher_item;
*/
- return (SynchedEntityData.DataItem) this.itemsById.get(key.getId());
+ // Paper start - array backed synched entity data
+ final int id = key.getId();
+
+ if (id < 0 || id >= this.itemsArray.length) {
+ return null;
+ }
+
+ return (DataItem<T>) this.itemsArray[id];
+ // Paper end
// Spigot end
}