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Code Issues Releases Activity

Update 1.20.2 (#139)

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violetc
2023-09-28 18:12:42 +08:00
committed by GitHub
parent 847357b67c
commit 4b8764ebda
140 changed files with 2443 additions and 2695 deletions
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39
patches/server/0027-Use-thread-unsafe-random-for-mob-spawning.patch
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@@ -1,39 +0,0 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: violetc <58360096+s-yh-china@users.noreply.github.com>
Date: Mon, 15 Aug 2022 08:23:51 +0800
Subject: [PATCH] Use thread unsafe random for mob spawning
This patch is Powered by Pufferfish(https://github.com/pufferfish-gg/Pufferfish)
diff --git a/src/main/java/net/minecraft/world/level/NaturalSpawner.java b/src/main/java/net/minecraft/world/level/NaturalSpawner.java
index e85ddf92b4f6f044e2b5834a172f37d78e702ef3..9af07ebff3a510a4e3fc71ab4d08897db02b7299 100644
--- a/src/main/java/net/minecraft/world/level/NaturalSpawner.java
+++ b/src/main/java/net/minecraft/world/level/NaturalSpawner.java
@@ -433,12 +433,21 @@ public final class NaturalSpawner {
private static BlockPos getRandomPosWithin(Level world, LevelChunk chunk) {
ChunkPos chunkcoordintpair = chunk.getPos();
- int i = chunkcoordintpair.getMinBlockX() + world.random.nextInt(16);
- int j = chunkcoordintpair.getMinBlockZ() + world.random.nextInt(16);
- int k = chunk.getHeight(Heightmap.Types.WORLD_SURFACE, i, j) + 1;
- int l = Mth.randomBetweenInclusive(world.random, world.getMinBuildHeight(), k);
-
- return new BlockPos(i, l, j);
+ // Leaves start - use thread unsafe random
+ if (top.leavesmc.leaves.LeavesConfig.useMoreThreadUnsafeRandom) {
+ int i = chunkcoordintpair.getMinBlockX() + world.getThreadUnsafeRandom().nextInt(16);
+ int j = chunkcoordintpair.getMinBlockZ() + world.getThreadUnsafeRandom().nextInt(16);
+ int k = chunk.getHeight(Heightmap.Types.WORLD_SURFACE, i, j) + 1;
+ int l = Mth.randomBetweenInclusive(world.getThreadUnsafeRandom(), world.getMinBuildHeight(), k);
+ return new BlockPos(i, l, j);
+ } else {
+ int i = chunkcoordintpair.getMinBlockX() + world.random.nextInt(16);
+ int j = chunkcoordintpair.getMinBlockZ() + world.random.nextInt(16);
+ int k = chunk.getHeight(Heightmap.Types.WORLD_SURFACE, i, j) + 1;
+ int l = Mth.randomBetweenInclusive(world.random, world.getMinBuildHeight(), k);
+ return new BlockPos(i, l, j);
+ }
+ // Leaves end - use thread unsafe random
}
public static boolean isValidEmptySpawnBlock(BlockGetter blockView, BlockPos pos, BlockState state, FluidState fluidState, EntityType<?> entityType) {