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more patches (#5811)

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This commit is contained in:
Jake Potrebic
2021-06-12 16:45:00 -07:00
parent 1d0d3ecceb
commit 10882402df
52 changed files with 500 additions and 1243 deletions
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35
patches/server/Optimize-MappedRegistry.patch Normal file
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@@ -0,0 +1,35 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 26 Aug 2018 20:49:50 -0400
Subject: [PATCH] Optimize MappedRegistry
Use larger initial sizes to increase bucket capacity on the BiMap
BiMap.get was seen to be using a good bit of CPU time.
diff --git a/src/main/java/net/minecraft/core/MappedRegistry.java b/src/main/java/net/minecraft/core/MappedRegistry.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/core/MappedRegistry.java
+++ b/src/main/java/net/minecraft/core/MappedRegistry.java
@@ -0,0 +0,0 @@ import org.apache.logging.log4j.Logger;
public class MappedRegistry<T> extends WritableRegistry<T> {
protected static final Logger LOGGER = LogManager.getLogger();
private final ObjectList<T> byId = new ObjectArrayList<>(256);
- private final Object2IntMap<T> toId = new Object2IntOpenCustomHashMap<>(Util.identityStrategy());
+ private final it.unimi.dsi.fastutil.objects.Reference2IntOpenHashMap<T> toId = new it.unimi.dsi.fastutil.objects.Reference2IntOpenHashMap<T>(2048);// Paper - use bigger expected size to reduce collisions and direct intent for FastUtil to be identity map
private final BiMap<ResourceLocation, T> storage;
private final BiMap<ResourceKey<T>, T> keyStorage;
private final Map<T, Lifecycle> lifecycles;
@@ -0,0 +0,0 @@ public class MappedRegistry<T> extends WritableRegistry<T> {
public MappedRegistry(ResourceKey<? extends Registry<T>> key, Lifecycle lifecycle) {
super(key, lifecycle);
this.toId.defaultReturnValue(-1);
- this.storage = HashBiMap.create();
- this.keyStorage = HashBiMap.create();
- this.lifecycles = Maps.newIdentityHashMap();
+ this.storage = HashBiMap.create(2048); // Paper - use bigger expected size to reduce collisions
+ this.keyStorage = HashBiMap.create(2048); // Paper - use bigger expected size to reduce collisions
+ this.lifecycles = new java.util.IdentityHashMap<>(2048); // Paper - use bigger expected size to reduce collisions
this.elementsLifecycle = lifecycle;
}