geforkt von Mirrors/Paper
56 Zeilen
2.6 KiB
Diff
56 Zeilen
2.6 KiB
Diff
From 0000000000000000000000000000000000000000 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/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
|
|
index fd43c6053b14f60d77e902326df8957d272b944c..6ed53d50f395dc2a629d7393b01074d14f0a60d4 100644
|
|
--- a/src/main/java/net/minecraft/world/entity/Entity.java
|
|
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
|
|
@@ -152,6 +152,21 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, i
|
|
return tag.contains("Bukkit.updateLevel") && tag.getInt("Bukkit.updateLevel") >= level;
|
|
}
|
|
|
|
+ // Paper start
|
|
+ public static Random SHARED_RANDOM = new Random() {
|
|
+ private boolean locked = false;
|
|
+ @Override
|
|
+ public synchronized void setSeed(long seed) {
|
|
+ if (locked) {
|
|
+ LogManager.getLogger().error("Ignoring setSeed on Entity.SHARED_RANDOM", new Throwable());
|
|
+ } else {
|
|
+ super.setSeed(seed);
|
|
+ locked = true;
|
|
+ }
|
|
+ }
|
|
+ };
|
|
+ // Paper end
|
|
+
|
|
private CraftEntity bukkitEntity;
|
|
|
|
public CraftEntity getBukkitEntity() {
|
|
@@ -333,7 +348,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, i
|
|
this.bb = Entity.INITIAL_AABB;
|
|
this.stuckSpeedMultiplier = Vec3.ZERO;
|
|
this.nextStep = 1.0F;
|
|
- this.random = new Random();
|
|
+ this.random = SHARED_RANDOM; // Paper
|
|
this.remainingFireTicks = -this.getFireImmuneTicks();
|
|
this.fluidHeight = new Object2DoubleArrayMap(2);
|
|
this.firstTick = true;
|
|
diff --git a/src/main/java/net/minecraft/world/entity/animal/Squid.java b/src/main/java/net/minecraft/world/entity/animal/Squid.java
|
|
index 09ec4d66aaa5b9e4ef09750a76cebc389a4306fd..370513fbc39f178f903ce140ced1a97029dd39db 100644
|
|
--- a/src/main/java/net/minecraft/world/entity/animal/Squid.java
|
|
+++ b/src/main/java/net/minecraft/world/entity/animal/Squid.java
|
|
@@ -47,7 +47,7 @@ public class Squid extends WaterAnimal {
|
|
|
|
public Squid(EntityType<? extends Squid> type, Level world) {
|
|
super(type, world);
|
|
- this.random.setSeed((long) this.getId());
|
|
+ //this.random.setSeed((long) this.getId()); // Paper - we set the random to shared, do not clobber the seed
|
|
this.tentacleSpeed = 1.0F / (this.random.nextFloat() + 1.0F) * 0.2F;
|
|
}
|
|
|