bc127ea819
Upstream has released updates that appear 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: eec4aab0 SPIGOT-6657: Add getPlayer to SheepDyeWoolEvent 205213c6 SPIGOT-6656: CauldronLevelChangeEvent is not fired correctly when dripstone fills the cauldron CraftBukkit Changes: b8c522d5 SPIGOT-6657: Add getPlayer to SheepDyeWoolEvent f04a77dc SPIGOT-6656: CauldronLevelChangeEvent is not fired correctly when dripstone fills the cauldron d1dbcebc SPIGOT-6653: Canceling snow bucket placement removes snow from bucket 4f34a67b #891: Fix scheduler task ID overflow and duplication issues Spigot Changes: d03d7f12 BUILDTOOLS-604: Rebuild patches
56 lines
2.6 KiB
Diff
56 lines
2.6 KiB
Diff
From 0000000000000000000000000000000000000000 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/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
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index edb75ce3fe60bc0730b99edca3a6e03ee15714c0..8d667633a01b33d9dd1fd3314f367e0ea8733735 100644
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--- a/src/main/java/net/minecraft/world/entity/Entity.java
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+++ b/src/main/java/net/minecraft/world/entity/Entity.java
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@@ -153,6 +153,21 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, n
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return tag.contains("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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@@ -324,7 +339,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, n
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this.bb = Entity.INITIAL_AABB;
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this.stuckSpeedMultiplier = Vec3.ZERO;
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this.nextStep = 1.0F;
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- this.random = new Random();
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+ this.random = SHARED_RANDOM; // Paper
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this.remainingFireTicks = -this.getFireImmuneTicks();
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this.fluidHeight = new Object2DoubleArrayMap(2);
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this.firstTick = true;
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diff --git a/src/main/java/net/minecraft/world/entity/animal/Squid.java b/src/main/java/net/minecraft/world/entity/animal/Squid.java
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index a24c05706ac8f088f1342ca947c5f1ff0fe80366..3093fc37c47bec1a6e884553809277fff1053d8e 100644
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--- a/src/main/java/net/minecraft/world/entity/animal/Squid.java
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+++ b/src/main/java/net/minecraft/world/entity/animal/Squid.java
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@@ -50,7 +50,7 @@ public class Squid extends WaterAnimal {
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public Squid(EntityType<? extends Squid> type, Level world) {
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super(type, world);
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- this.random.setSeed((long) this.getId());
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+ //this.random.setSeed((long) this.getId()); // Paper - we set the random to shared, do not clobber the seed
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this.tentacleSpeed = 1.0F / (this.random.nextFloat() + 1.0F) * 0.2F;
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}
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