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Use a Shared Random for Entities

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Reduces memory usage and provides ensures more randomness, Especially since a lot of garbage entity objects get created.
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Aikar 2016-03-22 00:36:20 -04:00
parent f50c463cff
commit 2e29af3df0
1 changed files with 31 additions and 0 deletions
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Spigot-Server-Patches/0104-Use-a-Shared-Random-for-Entities.patch Normal file
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@ -0,0 +1,31 @@
From 3e395ff227edb3569b55062d798d83d0ac448323 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 22 Mar 2016 00:33:47 -0400
Subject: [PATCH] Use a Shared Random for Entities
Reduces memory usage and provides ensures more randomness, Especially since a lot of garbage entity objects get created.
diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
index c28cf58..0f66b39 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -45,6 +45,7 @@ public abstract class Entity implements ICommandListener {
// CraftBukkit start
private static final int CURRENT_LEVEL = 2;
+ public static Random SHARED_RANDOM = new Random(); // Paper
static boolean isLevelAtLeast(NBTTagCompound tag, int level) {
return tag.hasKey("Bukkit.updateLevel") && tag.getInt("Bukkit.updateLevel") >= level;
}
@@ -167,7 +168,7 @@ public abstract class Entity implements ICommandListener {
this.width = 0.6F;
this.length = 1.8F;
this.av = 1;
- this.random = new Random();
+ this.random = SHARED_RANDOM; // Paper
this.maxFireTicks = 1;
this.justCreated = true;
this.uniqueID = MathHelper.a(this.random);
--
2.7.4