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