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https://github.com/PurpurMC/Purpur.git
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fe3250cfec
Upstream has released updates that appear to apply and compile correctly Paper Changes: PaperMC/Paper@c1bca9a Add exploded block state to BlockExplodeEvent (#6818) PaperMC/Paper@94373f0 Fix OfflinePlayer#getPlayerProfile returning deprecated type (#8543) PaperMC/Paper@7b52db5 Fix buffer-joins-to-world patch PaperMC/Paper@048ee58 Fix OfflinePlayer getPlayerProfile return type (#8710) PaperMC/Paper@e05ba98 Avoid to spam the transform event for hoglin->zoglin conversion (#8712) PaperMC/Paper@8e83c3c Deprecate ProjectileCollideEvent (#8678) PaperMC/Paper@c59922d Expose signed message in chat events (#8694) PaperMC/Paper@5717b84 Add config option for spider worldborder climbing (#6448) PaperMC/Paper@e6f61f7 fix ArmorStandMeta not applying false flags (#8632) PaperMC/Paper@47abd1c Add EntityPushedByEntityEvent (#7704) PaperMC/Paper@f26e9cc Tadpole lock API (#8297) PaperMC/Paper@3331501 Use team display name for quit message (#7127) PaperMC/Paper@1975fbe Respect SpigotConfig logCommands & fix stopDancing() NPE (#8715) PaperMC/Paper@78a91df Fix (again) Player#getPlayerProfile no such method error (#8722) PaperMC/Paper@52718db Updated Upstream (Bukkit/CraftBukkit) (#8714) PaperMC/Paper@2040c1e Player Flying Fall Damage API (#5357)
51 lines
3.0 KiB
Diff
51 lines
3.0 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 85462494d0fc140569745b7a97b1737a747a6fb6..d87ec515d3129662d7e101dd822e08ce4d7adb61 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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@@ -577,7 +577,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
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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
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+ this.random = world == null || world.purpurConfig.entitySharedRandom ? SHARED_RANDOM : RandomSource.create(); // Paper // 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 21f5304e01e0844f1bbf3e1b2f9d50c01f8bf8fd..8afdb5d4fecbb45bad2ed801fc0e526d15ef07c5 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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@@ -46,7 +46,7 @@ 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 - we set the random to shared, do not clobber the seed
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+ if (!world.purpurConfig.entitySharedRandom) this.random.setSeed((long) this.getId()); // Paper - we set the random to shared, do not clobber the seed // 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 d03d3ee880c7907bd7f1223ab104bcdcb3f73d56..62bad1a35bae5fea6878e6734381cbbfe19e5673 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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@@ -207,9 +207,11 @@ 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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