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Code Issues Releases Activity

Moar patches

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MrPowerGamerBR
2021-08-31 20:14:55 -03:00
parent 376ef6805d
commit 3bb1a88218
22 changed files with 946 additions and 0 deletions
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27
patches/server/0021-Skip-cloning-loot-parameters.patch Normal file
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@@ -0,0 +1,27 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Paul <paul@technove.co>
Date: Tue, 29 Jun 2021 02:24:23 -0500
Subject: [PATCH] Skip cloning loot parameters
Small improvement in CPU, much larger improvement in allocations. As a
new loot context is created every time a player moves (along with a lot
of other times) the constant cloning churns out a lot of useless
objects.
diff --git a/src/main/java/net/minecraft/world/level/storage/loot/LootContext.java b/src/main/java/net/minecraft/world/level/storage/loot/LootContext.java
index 05b64f2730bfe836bd1d72dcfccd9f536908a099..39e941a6a315e2a9fc0f47eb39ef9d2b58069f90 100644
--- a/src/main/java/net/minecraft/world/level/storage/loot/LootContext.java
+++ b/src/main/java/net/minecraft/world/level/storage/loot/LootContext.java
@@ -41,8 +41,10 @@ public class LootContext {
this.level = world;
this.lootTables = tableGetter;
this.conditions = conditionGetter;
- this.params = ImmutableMap.copyOf(parameters);
- this.dynamicDrops = ImmutableMap.copyOf(drops);
+ // Airplane start - use unmodifiable maps instead of immutable ones to skip the copy
+ this.params = java.util.Collections.unmodifiableMap(parameters);
+ this.dynamicDrops = java.util.Collections.unmodifiableMap(drops);
+ // Airplane end
}
public boolean hasParam(LootContextParam<?> parameter) {