Files
Purpur/patches/server/0261-Add-toggle-for-RNG-manipulation.patch
granny 8ac38d927f Updated Upstream (Paper)
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
PaperMC/Paper@484d6bf [ci skip] Move some disruptive patches back
PaperMC/Paper@52619e7 [ci skip] Add more patch identifying comments
PaperMC/Paper@e660379 [ci skip] Move some disruptive patches back
PaperMC/Paper@c57d1aa Move diffs around to compile without later ones applied
PaperMC/Paper@581b101 Add world to Entity AddTo/RemoveFrom Events (#10183)
PaperMC/Paper@24dc2bf Add BlockStateMeta#clearBlockState (#10160)
PaperMC/Paper@76da4bc Expose LootTable of DecoratedPot (#10023)
PaperMC/Paper@11645e3 [ci skip] (Mostly) finish adding identifying patch comments
PaperMC/Paper@51bef80 [ci skip] Remove removed patches
PaperMC/Paper@ad2cf68 [ci skip] Move chunk system patch back a bit
PaperMC/Paper@d405ff1 [ci skip] Fixup last commit
PaperMC/Paper@a4a08b7 [ci skip] Move chunk system patch a bit back
PaperMC/Paper@b700460 Convert average tick value in the GUI to the correct granularity
PaperMC/Paper@1831240 [ci skip] Move chunk system patch back
2024-01-25 01:07:43 -08:00

51 lines
3.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Encode42 <me@encode42.dev>
Date: Tue, 12 Jul 2022 14:16:10 -0400
Subject: [PATCH] Add toggle for RNG manipulation
Paper patches RNG maniplulation by using a shared (and locked) random source.
This comes with a performance gain, but technical players may prefer the ability to manipulate RNG.
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 5bdafc37deac75cf6e332ba1094e375031713ca4..e0929385a6b218ea654f552bed531f116d629274 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -599,7 +599,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
this.bb = Entity.INITIAL_AABB;
this.stuckSpeedMultiplier = Vec3.ZERO;
this.nextStep = 1.0F;
- this.random = SHARED_RANDOM; // Paper - Share random for entities to make them more random
+ this.random = world == null || world.purpurConfig.entitySharedRandom ? SHARED_RANDOM : RandomSource.create(); // Paper - Share random for entities to make them more random // Purpur
this.remainingFireTicks = -this.getFireImmuneTicks();
this.fluidHeight = new Object2DoubleArrayMap(2);
this.fluidOnEyes = new HashSet();
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 2ec8a55650beff50676759617896da2db09dddc0..cba0823bfd10a3e7fd3a7548b9cc11a77ce07ce7 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Squid.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Squid.java
@@ -44,7 +44,7 @@ public class Squid extends WaterAnimal {
public Squid(EntityType<? extends Squid> type, Level world) {
super(type, world);
- //this.random.setSeed((long)this.getId()); // Paper - Share random for entities to make them more random
+ if (!world.purpurConfig.entitySharedRandom) this.random.setSeed((long) this.getId()); // Paper - Share random for entities to make them more random // Purpur
this.tentacleSpeed = 1.0F / (this.random.nextFloat() + 1.0F) * 0.2F;
}
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 453d4b1c1d6b9a1521ce7a2e179dfcec0bf52a3c..c4174f1f3e6993a38cdb3cbd57553af9807a327b 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -204,9 +204,11 @@ public class PurpurWorldConfig {
public int entityLifeSpan = 0;
public float entityLeftHandedChance = 0.05f;
+ public boolean entitySharedRandom = true;
private void entitySettings() {
entityLifeSpan = getInt("gameplay-mechanics.entity-lifespan", entityLifeSpan);
entityLeftHandedChance = (float) getDouble("gameplay-mechanics.entity-left-handed-chance", entityLeftHandedChance);
+ entitySharedRandom = getBoolean("settings.entity.shared-random", entitySharedRandom);
}
public boolean infinityWorksWithoutArrows = false;