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28 lines
1.3 KiB
Diff
28 lines
1.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: hayanesuru <hayanesuru@outlook.jp>
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Date: Sat, 17 May 2025 19:03:31 +0900
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Subject: [PATCH] Optimize SynchedEntityData#packDirty
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diff --git a/net/minecraft/network/syncher/SynchedEntityData.java b/net/minecraft/network/syncher/SynchedEntityData.java
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index f1ab0e66e7d464f7f31a7a360528ed97cdda0aa0..7ca540c70cd40815c0d4c18c2cae28a4cfd88e86 100644
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--- a/net/minecraft/network/syncher/SynchedEntityData.java
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+++ b/net/minecraft/network/syncher/SynchedEntityData.java
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@@ -84,7 +84,15 @@ public class SynchedEntityData {
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return null;
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} else {
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this.isDirty = false;
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- List<SynchedEntityData.DataValue<?>> list = new ArrayList<>();
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+ // Leaf start - Optimize SynchedEntityData#packDirty
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+ int cap = 0;
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+ for (SynchedEntityData.DataItem<?> dataItem : this.itemsById) {
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+ if (dataItem.isDirty()) {
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+ cap += 1;
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+ }
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+ }
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+ ArrayList<SynchedEntityData.DataValue<?>> list = new ArrayList<>(cap);
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+ // Leaf end - Optimize SynchedEntityData#packDirty
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for (SynchedEntityData.DataItem<?> dataItem : this.itemsById) {
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if (dataItem.isDirty()) {
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