Paper/patches/server/0687-Optimise-BlockSoil-nearby-water-lookup.patch
Jake Potrebic 0cdce89d59
Fix a bunch of stuff with player spawn locations (#9887)
If a playerdata doesn't contain a valid, loaded world, reset
to the main world spawn point
2023-11-04 14:11:55 -07:00

52 lines
2.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Thu, 10 Jun 2021 14:36:00 -0700
Subject: [PATCH] Optimise BlockSoil nearby water lookup
Apparently the abstract block iteration was taking about
75% of the method call.
diff --git a/src/main/java/net/minecraft/world/level/block/FarmBlock.java b/src/main/java/net/minecraft/world/level/block/FarmBlock.java
index 3b4d8a47e7fe08284b79fab2d147629e902db026..5946f06f63b5694034bd027984a4925b0831d439 100644
--- a/src/main/java/net/minecraft/world/level/block/FarmBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/FarmBlock.java
@@ -142,19 +142,27 @@ public class FarmBlock extends Block {
}
private static boolean isNearWater(LevelReader world, BlockPos pos) {
- Iterator iterator = BlockPos.betweenClosed(pos.offset(-4, 0, -4), pos.offset(4, 1, 4)).iterator();
-
- BlockPos blockposition1;
-
- do {
- if (!iterator.hasNext()) {
- return false;
+ // Paper start - remove abstract block iteration
+ int xOff = pos.getX();
+ int yOff = pos.getY();
+ int zOff = pos.getZ();
+
+ for (int dz = -4; dz <= 4; ++dz) {
+ int z = dz + zOff;
+ for (int dx = -4; dx <= 4; ++dx) {
+ int x = xOff + dx;
+ for (int dy = 0; dy <= 1; ++dy) {
+ int y = dy + yOff;
+ net.minecraft.world.level.chunk.LevelChunk chunk = (net.minecraft.world.level.chunk.LevelChunk)world.getChunk(x >> 4, z >> 4);
+ net.minecraft.world.level.material.FluidState fluid = chunk.getBlockStateFinal(x, y, z).getFluidState();
+ if (fluid.is(FluidTags.WATER)) {
+ return true;
+ }
+ }
}
+ }
- blockposition1 = (BlockPos) iterator.next();
- } while (!world.getFluidState(blockposition1).is(FluidTags.WATER));
-
- return true;
+ return false;
}
@Override