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Reduce MutableInt and Vec3d allocations, use ArrayDeque

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Spottedleaf
2020-05-16 22:05:14 -04:00
parent 378ac3e7f3
commit 459f6194e8
4 changed files with 123 additions and 2 deletions
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60
Spigot-Server-Patches/Reduce-MutableInt-allocations-from-light-engine.patch Normal file
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@@ -0,0 +1,60 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <spottedleaf@spottedleaf.dev>
Date: Mon, 27 Apr 2020 02:48:06 -0700
Subject: [PATCH] Reduce MutableInt allocations from light engine
diff --git a/src/main/java/net/minecraft/server/LightEngineBlock.java b/src/main/java/net/minecraft/server/LightEngineBlock.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/server/LightEngineBlock.java
+++ b/src/main/java/net/minecraft/server/LightEngineBlock.java
@@ -0,0 +0,0 @@ public final class LightEngineBlock extends LightEngineLayer<LightEngineStorageB
if (enumdirection == null) {
return 15;
} else {
- MutableInt mutableint = new MutableInt();
+ // Paper start - reduce mutableint allocations
+ MutableInt mutableint = com.destroystokyo.paper.util.pooled.PooledObjects.POOLED_MUTABLE_INTEGERS.acquire();
+ try {
+ // Paper end - reduce mutableint allocations
IBlockData iblockdata = this.a(j, mutableint);
if (mutableint.getValue() >= 15) {
@@ -0,0 +0,0 @@ public final class LightEngineBlock extends LightEngineLayer<LightEngineStorageB
return VoxelShapes.b(voxelshape, voxelshape1) ? 15 : k + Math.max(1, mutableint.getValue());
}
+ } finally { // Paper start - reduce mutableint allocations
+ com.destroystokyo.paper.util.pooled.PooledObjects.POOLED_MUTABLE_INTEGERS.release(mutableint);
+ }
+ // Paper end - reduce mutableint allocations
}
}
}
diff --git a/src/main/java/net/minecraft/server/LightEngineSky.java b/src/main/java/net/minecraft/server/LightEngineSky.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/server/LightEngineSky.java
+++ b/src/main/java/net/minecraft/server/LightEngineSky.java
@@ -0,0 +0,0 @@ public final class LightEngineSky extends LightEngineLayer<LightEngineStorageSky
if (k >= 15) {
return k;
} else {
- MutableInt mutableint = new MutableInt();
+ // Paper start - reduce mutableint allocations
+ MutableInt mutableint = com.destroystokyo.paper.util.pooled.PooledObjects.POOLED_MUTABLE_INTEGERS.acquire();
+ try {
+ // Paper end - reduce mutableint allocations
IBlockData iblockdata = this.a(j, mutableint);
if (mutableint.getValue() >= 15) {
@@ -0,0 +0,0 @@ public final class LightEngineSky extends LightEngineLayer<LightEngineStorageSky
return flag1 && k == 0 && mutableint.getValue() == 0 ? 0 : k + Math.max(1, mutableint.getValue());
}
+ } finally { // Paper start - reduce mutableint allocations
+ com.destroystokyo.paper.util.pooled.PooledObjects.POOLED_MUTABLE_INTEGERS.release(mutableint);
+ }
+ // Paper end - reduce mutableint allocations
}
}
}