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Upstream has released updates that appears to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Bukkit Changes: b999860d SPIGOT-2304: Add LootGenerateEvent CraftBukkit Changes:77fd87e4
SPIGOT-2304: Implement LootGenerateEventa1a705ee
SPIGOT-5566: Doused campfires & fires should call EntityChangeBlockEvent41712edd
SPIGOT-5707: PersistentDataHolder not Persistent on API dropped Item
46 lines
1.7 KiB
Diff
46 lines
1.7 KiB
Diff
From 09b79a750e2cdaa0ed026e80f6575f14286e4981 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Tue, 22 Mar 2016 00:33:47 -0400
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Subject: [PATCH] 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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diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
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index 10855cec1e..58092a3d92 100644
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--- a/src/main/java/net/minecraft/server/Entity.java
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+++ b/src/main/java/net/minecraft/server/Entity.java
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@@ -58,6 +58,21 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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return tag.hasKey("Bukkit.updateLevel") && tag.getInt("Bukkit.updateLevel") >= level;
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}
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+ // Paper start
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+ public static Random SHARED_RANDOM = new Random() {
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+ private boolean locked = false;
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+ @Override
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+ public synchronized void setSeed(long seed) {
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+ if (locked) {
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+ LogManager.getLogger().error("Ignoring setSeed on Entity.SHARED_RANDOM", new Throwable());
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+ } else {
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+ super.setSeed(seed);
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+ locked = true;
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+ }
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+ }
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+ };
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+ // Paper end
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+
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private CraftEntity bukkitEntity;
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public CraftEntity getBukkitEntity() {
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@@ -192,7 +207,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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this.y = Vec3D.a;
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this.av = 1.0F;
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this.aw = 1.0F;
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- this.random = new Random();
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+ this.random = SHARED_RANDOM; // Paper
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this.fireTicks = -this.getMaxFireTicks();
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this.justCreated = true;
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this.uniqueID = MathHelper.a(this.random);
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--
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2.26.2
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