LeavesMC/patches/unapplied/server/0024-Move-ThreadUnsafeRandom-Initialization.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: violetc <58360096+s-yh-china@users.noreply.github.com>
Date: Sun, 14 Aug 2022 10:54:33 +0800
Subject: [PATCH] Move ThreadUnsafeRandom Initialization

This patch is Powered by Pufferfish(https://github.com/pufferfish-gg/Pufferfish)

diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index 81ebb247a8d5c5cd77a3d4ce729146c9fbfa3668..43977320ffefa9bff45e63194005375d9a2fe8b0 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -804,7 +804,7 @@ public class ServerLevel extends Level implements WorldGenLevel, ca.spottedleaf.
     }
     // Paper start - optimise random block ticking
     private final BlockPos.MutableBlockPos chunkTickMutablePosition = new BlockPos.MutableBlockPos();
-    private final io.papermc.paper.util.math.ThreadUnsafeRandom randomTickRandom = new io.papermc.paper.util.math.ThreadUnsafeRandom(this.random.nextLong());
+    // private final io.papermc.paper.util.math.ThreadUnsafeRandom randomTickRandom = new io.papermc.paper.util.math.ThreadUnsafeRandom(this.random.nextLong()); // Leaves - moved to super
     // Paper end
 
     public void tickChunk(LevelChunk chunk, int randomTickSpeed) {
diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
index 41acb79ec31f6f53589d698d1d4547485f0adc71..42206013ca0790f1366319669fe433640a74798c 100644
--- a/src/main/java/net/minecraft/world/level/Level.java
+++ b/src/main/java/net/minecraft/world/level/Level.java
@@ -203,11 +203,13 @@ public abstract class Level implements LevelAccessor, AutoCloseable, ca.spottedl
     }
     // Paper end
 
-    public abstract ResourceKey<LevelStem> getTypeKey();
+    protected final io.papermc.paper.util.math.ThreadUnsafeRandom randomTickRandom = new io.papermc.paper.util.math.ThreadUnsafeRandom(java.util.concurrent.ThreadLocalRandom.current().nextLong()); // Leaves - move thread unsafe random initialization
 
+    public abstract ResourceKey<LevelStem> getTypeKey();
     // Paper start - rewrite chunk system
     private ca.spottedleaf.moonrise.patches.chunk_system.level.entity.EntityLookup entityLookup;
 
+
     @Override
     public final ca.spottedleaf.moonrise.patches.chunk_system.level.entity.EntityLookup moonrise$getEntityLookup() {
         return this.entityLookup;
@@ -255,14 +257,13 @@ public abstract class Level implements LevelAccessor, AutoCloseable, ca.spottedl
     public ChunkAccess moonrise$getSpecificChunkIfLoaded(final int chunkX, final int chunkZ, final ChunkStatus leastStatus) {
         return this.getChunkSource().getChunk(chunkX, chunkZ, leastStatus, false);
     }
-
     @Override
     public void moonrise$midTickTasks() {
         // no-op on ClientLevel
     }
     // Paper end - rewrite chunk system
 
-    protected Level(WritableLevelData worlddatamutable, ResourceKey<Level> resourcekey, RegistryAccess iregistrycustom, Holder<DimensionType> holder, Supplier<ProfilerFiller> supplier, boolean flag, boolean flag1, long i, int j, org.bukkit.generator.ChunkGenerator gen, org.bukkit.generator.BiomeProvider biomeProvider, org.bukkit.World.Environment env, java.util.function.Function<org.spigotmc.SpigotWorldConfig, io.papermc.paper.configuration.WorldConfiguration> paperWorldConfigCreator, java.util.concurrent.Executor executor) { // Paper - create paper world config & Anti-Xray
+    protected Level(WritableLevelData worlddatamutable, ResourceKey<Level> resourcekey, RegistryAccess iregistrycustom, Holder<DimensionType> holder, Supplier<ProfilerFiller> supplier, boolean flag, boolean flag1, long i, int j, org.bukkit.generator.ChunkGenerator gen, org.bukkit.generator.BiomeProvider biomeProvider, org.bukkit.World.Environment env, java.util.function.Function<org.spigotmc.SpigotWorldConfig, io.papermc.paper.configuration.WorldConfiguration> paperWorldConfigCreator, java.util.concurrent.Executor executor) { // Paper - create paper world config; Async-Anti-Xray: Pass executor
         this.spigotConfig = new org.spigotmc.SpigotWorldConfig(((net.minecraft.world.level.storage.PrimaryLevelData) worlddatamutable).getLevelName()); // Spigot
         this.paperConfig = paperWorldConfigCreator.apply(this.spigotConfig); // Paper - create paper world config
         this.generator = gen;
@@ -347,6 +348,12 @@ public abstract class Level implements LevelAccessor, AutoCloseable, ca.spottedl
         this.chunkPacketBlockController = this.paperConfig().anticheat.antiXray.enabled ? new com.destroystokyo.paper.antixray.ChunkPacketBlockControllerAntiXray(this, executor) : com.destroystokyo.paper.antixray.ChunkPacketBlockController.NO_OPERATION_INSTANCE; // Paper - Anti-Xray
     }
 
+    // Leaves start - thread unsafe random get
+    public net.minecraft.util.RandomSource getThreadUnsafeRandom() {
+        return randomTickRandom;
+    }
+    // Leaves end - thread unsafe random get
+
     // Paper start - Cancel hit for vanished players
     // ret true if no collision
     public final boolean checkEntityCollision(BlockState data, Entity source, net.minecraft.world.phys.shapes.CollisionContext voxelshapedcollision,