mirror of
https://github.com/PaperMC/Paper.git
synced 2024-12-30 16:19:03 +01:00
40 lines
2.7 KiB
Diff
40 lines
2.7 KiB
Diff
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 db530be96664fc45c881f7438c739109a0aace75..3ef5d440fd3ce209110543bfd36569e846a5b749 100644
|
|
--- a/src/main/java/net/minecraft/core/MappedRegistry.java
|
|
+++ b/src/main/java/net/minecraft/core/MappedRegistry.java
|
|
@@ -37,13 +37,11 @@ import org.slf4j.Logger;
|
|
public class MappedRegistry<T> extends WritableRegistry<T> {
|
|
private static final Logger LOGGER = LogUtils.getLogger();
|
|
private final ObjectList<Holder.Reference<T>> byId = new ObjectArrayList<>(256);
|
|
- private final Object2IntMap<T> toId = Util.make(new Object2IntOpenCustomHashMap<>(Util.identityStrategy()), (object2IntOpenCustomHashMap) -> {
|
|
- object2IntOpenCustomHashMap.defaultReturnValue(-1);
|
|
- });
|
|
- private final Map<ResourceLocation, Holder.Reference<T>> byLocation = new HashMap<>();
|
|
- private final Map<ResourceKey<T>, Holder.Reference<T>> byKey = new HashMap<>();
|
|
- private final Map<T, Holder.Reference<T>> byValue = new IdentityHashMap<>();
|
|
- private final Map<T, Lifecycle> lifecycles = new IdentityHashMap<>();
|
|
+ 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 Map<ResourceLocation, Holder.Reference<T>> byLocation = new HashMap<>(2048); // Paper - use bigger expected size to reduce collisions
|
|
+ private final Map<ResourceKey<T>, Holder.Reference<T>> byKey = new HashMap<>(2048); // Paper - use bigger expected size to reduce collisions
|
|
+ private final Map<T, Holder.Reference<T>> byValue = new IdentityHashMap<>(2048); // Paper - use bigger expected size to reduce collisions
|
|
+ private final Map<T, Lifecycle> lifecycles = new IdentityHashMap<>(2048); // Paper - use bigger expected size to reduce collisions
|
|
private Lifecycle elementsLifecycle;
|
|
private volatile Map<TagKey<T>, HolderSet.Named<T>> tags = new IdentityHashMap<>();
|
|
private boolean frozen;
|
|
@@ -63,6 +61,7 @@ public class MappedRegistry<T> extends WritableRegistry<T> {
|
|
this.intrusiveHolderCache = new IdentityHashMap<>();
|
|
}
|
|
|
|
+ this.toId.defaultReturnValue(-1); // Paper
|
|
}
|
|
|
|
private List<Holder.Reference<T>> holdersInOrder() {
|