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Code Issues Releases Activity

Readd patches from Airplane

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MrPowerGamerBR
2021-03-22 07:42:13 -03:00
parent 5b179340f6
commit 0ee0d8a3c5
19 changed files with 1632 additions and 0 deletions
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76
patches/server/0013-Cache-palette-array.patch Normal file
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@@ -0,0 +1,76 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Paul Sauve <paul@technove.co>
Date: Thu, 4 Feb 2021 23:28:46 -0600
Subject: [PATCH] Cache palette array
The reasoning for reusing it in ChunkRegionLoader is because ThreadLocal
lookups are fairly expensive, and if we put it in DataPaletteBlock the
ThreadLocal lookup would happen 18 times.
Airplane
Copyright (C) 2020 Technove LLC
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
diff --git a/src/main/java/net/minecraft/world/level/chunk/DataPaletteBlock.java b/src/main/java/net/minecraft/world/level/chunk/DataPaletteBlock.java
index a6937366cd9c9d708edb5cd1ab3ac096e7b2032e..a579c5bf9e20c74aa3bf8ef6bc00576409805ca6 100644
--- a/src/main/java/net/minecraft/world/level/chunk/DataPaletteBlock.java
+++ b/src/main/java/net/minecraft/world/level/chunk/DataPaletteBlock.java
@@ -235,12 +235,16 @@ public class DataPaletteBlock<T> implements DataPaletteExpandable<T> {
this.b();
}
+ // Airplane start - add parameter for reusing aint
public synchronized void a(NBTTagCompound nbttagcompound, String s, String s1) { // Paper - synchronize
+ a(nbttagcompound, s, s1, new int[4096]);
+ }
+ public synchronized void a(NBTTagCompound nbttagcompound, String s, String s1, int[] aint) { // Paper - synchronize // Airplane end
this.a();
DataPaletteHash<T> datapalettehash = new DataPaletteHash<>(this.d, this.i, this.c, this.e, this.f);
T t0 = this.g;
int i = datapalettehash.a(this.g);
- int[] aint = new int[4096];
+ //int[] aint = new int[4096]; // Airplane - use parameter
for (int j = 0; j < 4096; ++j) {
T t1 = this.a(j);
diff --git a/src/main/java/net/minecraft/world/level/chunk/storage/ChunkRegionLoader.java b/src/main/java/net/minecraft/world/level/chunk/storage/ChunkRegionLoader.java
index ec2b238480413ba9c123d9ddeaa787d9520e1b74..bf96f9e538fc29ca914536e8a7ce727ebe43a8b2 100644
--- a/src/main/java/net/minecraft/world/level/chunk/storage/ChunkRegionLoader.java
+++ b/src/main/java/net/minecraft/world/level/chunk/storage/ChunkRegionLoader.java
@@ -468,6 +468,7 @@ public class ChunkRegionLoader {
public static NBTTagCompound saveChunk(WorldServer worldserver, IChunkAccess ichunkaccess) {
return saveChunk(worldserver, ichunkaccess, null);
}
+ private static final ThreadLocal<int[]> paletteArray = ThreadLocal.withInitial(() -> new int[4096]); // Airplane
public static NBTTagCompound saveChunk(WorldServer worldserver, IChunkAccess ichunkaccess, AsyncSaveData asyncsavedata) {
// Paper end
// Tuinity start - rewrite light impl
@@ -498,6 +499,7 @@ public class ChunkRegionLoader {
NBTTagCompound nbttagcompound2;
+ int[] aint = paletteArray.get(); // Airplane - use cached
for (int i = -1; i < 17; ++i) { // Paper - conflict on loop parameter change
int finalI = i; // CraftBukkit - decompile errors
ChunkSection chunksection = (ChunkSection) Arrays.stream(achunksection).filter((chunksection1) -> {
@@ -518,7 +520,7 @@ public class ChunkRegionLoader {
nbttagcompound2 = new NBTTagCompound();
nbttagcompound2.setByte("Y", (byte) (i & 255));
if (chunksection != Chunk.a) {
- chunksection.getBlocks().a(nbttagcompound2, "Palette", "BlockStates");
+ chunksection.getBlocks().a(nbttagcompound2, "Palette", "BlockStates", aint); // Airplane
}
if (nibblearray != null && !nibblearray.c()) {