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Updated Upstream (Bukkit/CraftBukkit) 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: fa99e752 PR-1007: Add ItemMeta#getAsComponentString() 94a91782 Fix copy-pasted BlockType.Typed documentation 9b34ac8c Largely restore deprecated PotionData API 51a6449b PR-1008: Deprecate ITEMS_TOOLS, removed in 1.20.5 702d15fe Fix Javadoc reference 42f6cdf4 PR-919: Add internal ItemType and BlockType, delegate Material methods to them 237bb37b SPIGOT-1166, SPIGOT-7647: Expose Damager BlockState in EntityDamageByBlockEvent 035ea146 SPIGOT-6993: Allow #setVelocity to change the speed of a fireball and add a note to #setDirection about it 8c7880fb PR-1004: Improve field rename handling and centralize conversion between bukkit and string more 87c90e93 SPIGOT-7650: Add DamageSource for EntityDeathEvent and PlayerDeathEvent CraftBukkit Changes: 4af0f22e8 SPIGOT-7664: Item meta should prevail over block states c2ccc46ec SPIGOT-7666: Fix access to llama and horse special slot 124ac66d7 SPIGOT-7665: Fix ThrownPotion#getEffects() implementation only bringing custom effects 66f1f439a Restore null page behaviour of signed books even though not strictly allowed by API 6118e5398 Fix regression listening to minecraft:brand custom payloads c1a26b366 Fix unnecessary and potential not thread-safe chat visibility check 12360a7ec Remove unused imports 147b098b4 PR-1397: Add ItemMeta#getAsComponentString() 428aefe0e Largely restore deprecated PotionData API afe5b5ee9 PR-1275: Add internal ItemType and BlockType, delegate Material methods to them 8afeafa7d SPIGOT-1166, SPIGOT-7647: Expose Damager BlockState in EntityDamageByBlockEvent 4e7d749d4 SPIGOT-6993: Allow #setVelocity to change the speed of a fireball and add a note to #setDirection about it 441880757 Support both entity_data and bucket_entity_data on axolotl/fish buckets 0e22fdd1e Fix custom direct BlockState being not correctly set in DamageSource f2182ed47 SPIGOT-7659: TropicalFishBucketMeta should use BUCKET_ENTITY_DATA 2a6207fe1 PR-1393: Improve field rename handling and centralize conversion between bukkit and string more c024a5039 SPIGOT-7650: Add DamageSource for EntityDeathEvent and PlayerDeathEvent 741b84480 PR-1390: Improve internal handling of damage sources 0364df4e1 SPIGOT-7657: Error when loading angry entities
53 lines
2.1 KiB
Diff
53 lines
2.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: astei <andrew@steinborn.me>
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Date: Sat, 28 Oct 2023 19:46:21 -0400
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Subject: [PATCH] Optimize VarInts
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https://github.com/PaperMC/Paper/pull/6957#issuecomment-985250854
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diff --git a/src/main/java/net/minecraft/network/VarInt.java b/src/main/java/net/minecraft/network/VarInt.java
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index 49a8ddc269d53458cfbd639b7de838c2e5765748..74ed47659d3e615c2dae7da98d5a8cf1559625bf 100644
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--- a/src/main/java/net/minecraft/network/VarInt.java
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+++ b/src/main/java/net/minecraft/network/VarInt.java
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@@ -9,6 +9,18 @@ public class VarInt {
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private static final int DATA_BITS_PER_BYTE = 7;
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public static int getByteSize(int i) {
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+ // Paper start - Optimize VarInts
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+ return VARINT_EXACT_BYTE_LENGTHS[Integer.numberOfLeadingZeros(i)];
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+ }
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+ private static final int[] VARINT_EXACT_BYTE_LENGTHS = new int[33];
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+ static {
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+ for (int i = 0; i <= 32; ++i) {
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+ VARINT_EXACT_BYTE_LENGTHS[i] = (int) Math.ceil((31d - (i - 1)) / 7d);
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+ }
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+ VARINT_EXACT_BYTE_LENGTHS[32] = 1; // Special case for the number 0.
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+ }
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+ public static int getByteSizeOld(int i) {
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+ // Paper end - Optimize VarInts
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for (int j = 1; j < 5; j++) {
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if ((i & -1 << j * 7) == 0) {
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return j;
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@@ -39,6 +51,21 @@ public class VarInt {
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}
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public static ByteBuf write(ByteBuf buf, int i) {
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+ // Paper start - Optimize VarInts
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+ // Peel the one and two byte count cases explicitly as they are the most common VarInt sizes
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+ // that the proxy will write, to improve inlining.
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+ if ((i & (0xFFFFFFFF << 7)) == 0) {
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+ buf.writeByte(i);
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+ } else if ((i & (0xFFFFFFFF << 14)) == 0) {
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+ int w = (i & 0x7F | 0x80) << 8 | (i >>> 7);
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+ buf.writeShort(w);
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+ } else {
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+ writeOld(buf, i);
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+ }
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+ return buf;
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+ }
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+ public static ByteBuf writeOld(ByteBuf buf, int i) {
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+ // Paper end - Optimize VarInts
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while ((i & -128) != 0) {
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buf.writeByte(i & 127 | 128);
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i >>>= 7;
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