geforkt von Mirrors/Paper
51 Zeilen
2.9 KiB
Diff
51 Zeilen
2.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <spottedleaf@spottedleaf.dev>
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Date: Mon, 27 Apr 2020 02:48:06 -0700
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Subject: [PATCH] Reduce MutableInt allocations from light engine
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We can abuse the fact light is single threaded and share an instance
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per light engine instance
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diff --git a/src/main/java/net/minecraft/server/LightEngineBlock.java b/src/main/java/net/minecraft/server/LightEngineBlock.java
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index 93a972605c26aa757b9c915876f847da04fcb496..07fadc21ee12138b52cc77c50da536fec5b032f5 100644
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--- a/src/main/java/net/minecraft/server/LightEngineBlock.java
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+++ b/src/main/java/net/minecraft/server/LightEngineBlock.java
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@@ -6,6 +6,7 @@ public final class LightEngineBlock extends LightEngineLayer<LightEngineStorageB
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private static final EnumDirection[] e = EnumDirection.values();
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private final BlockPosition.MutableBlockPosition f = new BlockPosition.MutableBlockPosition();
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+ private final MutableInt mutableint = new MutableInt(); // Paper
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public LightEngineBlock(ILightAccess ilightaccess) {
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super(ilightaccess, EnumSkyBlock.BLOCK, new LightEngineStorageBlock(ilightaccess));
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@@ -37,7 +38,7 @@ public final class LightEngineBlock extends LightEngineLayer<LightEngineStorageB
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if (enumdirection == null) {
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return 15;
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} else {
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- MutableInt mutableint = new MutableInt();
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+ //MutableInt mutableint = new MutableInt(); // Paper - share mutableint, single threaded
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IBlockData iblockdata = this.a(j, mutableint);
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if (mutableint.getValue() >= 15) {
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diff --git a/src/main/java/net/minecraft/server/LightEngineSky.java b/src/main/java/net/minecraft/server/LightEngineSky.java
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index 2301a982e17ab9568e3da9ca84c4a024c7c1b214..f0b57784006752e031800a12a1a3c1a5945c636b 100644
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--- a/src/main/java/net/minecraft/server/LightEngineSky.java
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+++ b/src/main/java/net/minecraft/server/LightEngineSky.java
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@@ -6,6 +6,7 @@ public final class LightEngineSky extends LightEngineLayer<LightEngineStorageSky
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private static final EnumDirection[] e = EnumDirection.values();
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private static final EnumDirection[] f = new EnumDirection[]{EnumDirection.NORTH, EnumDirection.SOUTH, EnumDirection.WEST, EnumDirection.EAST};
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+ private final MutableInt mutableint = new MutableInt(); // Paper
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public LightEngineSky(ILightAccess ilightaccess) {
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super(ilightaccess, EnumSkyBlock.SKY, new LightEngineStorageSky(ilightaccess));
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@@ -27,7 +28,7 @@ public final class LightEngineSky extends LightEngineLayer<LightEngineStorageSky
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if (k >= 15) {
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return k;
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} else {
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- MutableInt mutableint = new MutableInt();
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+ //MutableInt mutableint = new MutableInt(); // Paper - share mutableint, single threaded
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IBlockData iblockdata = this.a(j, mutableint);
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if (mutableint.getValue() >= 15) {
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