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https://github.com/PurpurMC/Purpur.git
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2842b97ddf
Upstream has released updates that appear to apply and compile correctly Paper Changes: PaperMC/Paper@a7ae966 readd itemstack data sanitization (#10454) PaperMC/Paper@ca50b87 Clear firework item properly (#10793) PaperMC/Paper@9774a52 fix and cleanup loot table patches (#10100) PaperMC/Paper@ac4ee06 Fix integer overflow for lag compensating eating check (#10797) PaperMC/Paper@6649a17 Fix BlockStateMeta equals (#10795) PaperMC/Paper@1b8cdc6 Extend Player Interact cancellation to cover Jigsaw blocks (#10719) PaperMC/Paper@841ab41 Fix more item desync when an event is cancelled (#10654) PaperMC/Paper@b0e3ca4 Prevent NPE if hooked entity was cleared (#10712) PaperMC/Paper@347bbe3 Fix Cancelling BlockPlaceEvent calling onRemove (#10773)
51 lines
3.1 KiB
Diff
51 lines
3.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Encode42 <me@encode42.dev>
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Date: Tue, 12 Jul 2022 14:16:10 -0400
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Subject: [PATCH] Add toggle for RNG manipulation
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Paper patches RNG maniplulation by using a shared (and locked) random source.
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This comes with a performance gain, but technical players may prefer the ability to manipulate RNG.
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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 888e44f730725e6dee0a1414a3e75538dda87c14..13f69b9ceb082a013dfe2de2d5807dde77d53a2f 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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@@ -596,7 +596,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
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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 = SHARED_RANDOM; // Paper - Share random for entities to make them more random
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+ this.random = world == null || world.purpurConfig.entitySharedRandom ? SHARED_RANDOM : RandomSource.create(); // Paper - Share random for entities to make them more random // Purpur
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this.remainingFireTicks = -this.getFireImmuneTicks();
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this.fluidHeight = new Object2DoubleArrayMap(2);
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this.fluidOnEyes = new HashSet();
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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 b86676ebcd6c301e5dd857d8e84e1db2c1da416b..cb950ba3ee3bdfe0ff7acdb94c7ee233d73ab22e 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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@@ -42,7 +42,7 @@ 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()); // Paper - Share random for entities to make them more random
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+ if (!world.purpurConfig.entitySharedRandom) this.random.setSeed((long)this.getId()); // Paper - Share random for entities to make them more random // Purpur
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this.tentacleSpeed = 1.0F / (this.random.nextFloat() + 1.0F) * 0.2F;
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}
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diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
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index e1e22c05b263c9fd4c2d58d5b75f5fbd0025e76f..fdc2b8823acf81f10b3502335eb93a480b69d328 100644
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--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
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+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
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@@ -212,9 +212,11 @@ public class PurpurWorldConfig {
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public int entityLifeSpan = 0;
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public float entityLeftHandedChance = 0.05f;
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+ public boolean entitySharedRandom = true;
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private void entitySettings() {
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entityLifeSpan = getInt("gameplay-mechanics.entity-lifespan", entityLifeSpan);
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entityLeftHandedChance = (float) getDouble("gameplay-mechanics.entity-left-handed-chance", entityLeftHandedChance);
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+ entitySharedRandom = getBoolean("settings.entity.shared-random", entitySharedRandom);
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}
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public boolean infinityWorksWithoutArrows = false;
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