Paper/Spigot-Server-Patches/0086-Use-a-Shared-Random-for-Entities.patch

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2017-04-22 08:16:45 +02:00
From 7db79cee3f3587bced0e3d249bb50aa4ee3b1fef 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 be54c807b..42bd79b10 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
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@@ -46,6 +46,7 @@ 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;
}
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@@ -163,7 +164,7 @@ public abstract class Entity implements ICommandListener {
this.width = 0.6F;
this.length = 1.8F;
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this.ax = 1;
- this.random = new Random();
+ this.random = SHARED_RANDOM; // Paper
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this.fireTicks = -this.getMaxFireTicks();
this.justCreated = true;
this.uniqueID = MathHelper.a(this.random);
--
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2.12.2