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Leaf/leaf-server/minecraft-patches/features/0103-C2ME-Optimize-world-gen-math.patch
Dreeam 387597f347 Updated Upstream (Leaves)
Upstream has released updates that appear to apply and compile correctly

Leaves Changes:
LeavesMC/Leaves@88819fe8 Add mc-old hopper suck-in behavior (#395)
LeavesMC/Leaves@7394e8dd Fix papermc repo
LeavesMC/Leaves@85c7bf11 Remove cache-world-generator-sea-level (#392)
LeavesMC/Leaves@00798036 init 1.21.4, and boom!
LeavesMC/Leaves@91fc24da build change, but weight not work
LeavesMC/Leaves@4ccdf459 just work
LeavesMC/Leaves@05ee2e36 Build changes, and delete timings
LeavesMC/Leaves@fcc859dc Fix API patches (#406)
LeavesMC/Leaves@6a1259df 0006/0129
LeavesMC/Leaves@3e3b05df 0009/0129
LeavesMC/Leaves@c3255c4f 0011/0129
LeavesMC/Leaves@6284c7b6 0018/0129
LeavesMC/Leaves@7abdc88c 0030/0129
LeavesMC/Leaves@4d119ff9 0035/0129
LeavesMC/Leaves@60baed99 0043/0129
LeavesMC/Leaves@dc319d5b 0048/0129
LeavesMC/Leaves@73a505d5 0049/0129
LeavesMC/Leaves@016b29dd 0057/0129
LeavesMC/Leaves@c9cf5af8 0065/0129
LeavesMC/Leaves@330b79ff 0086/0129 (#408)
LeavesMC/Leaves@06c1d946 0087/0129
LeavesMC/Leaves@bf4bc284 0091/0129
LeavesMC/Leaves@102a3b70 0097/0129
LeavesMC/Leaves@53b43fed 0101/0129
LeavesMC/Leaves@892f3925 102/129
LeavesMC/Leaves@08c3043a 0107/0129
LeavesMC/Leaves@48764d8e 0112/0129
LeavesMC/Leaves@8380feff 0118/0129
LeavesMC/Leaves@e51603db 0129/0129, 100% patched
LeavesMC/Leaves@ef851152 fix some
LeavesMC/Leaves@9b7c6e88 server work
LeavesMC/Leaves@272b7dcb Protocol... (#409)
LeavesMC/Leaves@7be1bc97 Make jade better
LeavesMC/Leaves@5350f6ea Make action work
LeavesMC/Leaves@f07c26c8 fix action jar
2025-02-06 23:28:14 -05:00

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3.6 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: HaHaWTH <102713261+HaHaWTH@users.noreply.github.com>
Date: Tue, 9 Nov 2077 00:00:00 +0800
Subject: [PATCH] C2ME: Optimize world gen math
This patch is based on following mixins:
* "com/ishland/c2me/opts/math/mixin/MixinChunkPos.java"
* "com/ishland/c2me/opts/worldgen/vanilla/mixin/structure_weight_sampler/MixinStructureWeightSampler.java"
By: ishland <ishlandmc@yeah.net>
As part of: C2ME-fabric (https://github.com/RelativityMC/C2ME-fabric)
Licensed under: MIT
Co-authored-by: Taiyou06 <kaandindar21@gmail.com>
diff --git a/net/minecraft/world/level/ChunkPos.java b/net/minecraft/world/level/ChunkPos.java
index 55ce935a2fab7e32904d9ff599867269035d703f..6e2b2d258e47dcca30a5ad9f4f492598f2bc21fb 100644
--- a/net/minecraft/world/level/ChunkPos.java
+++ b/net/minecraft/world/level/ChunkPos.java
@@ -110,7 +110,13 @@ public class ChunkPos {
@Override
public boolean equals(Object other) {
- return this == other || other instanceof ChunkPos chunkPos && this.x == chunkPos.x && this.z == chunkPos.z;
+ // Leaf start - C2ME - Optimize world gen math
+ // Use standard equals
+ if (other == this) return true;
+ if (other == null || other.getClass() != this.getClass()) return false;
+ ChunkPos thatPos = (ChunkPos) other;
+ return this.x == thatPos.x && this.z == thatPos.z;
+ // Leaf end - C2ME - Optimize world gen math
}
public int getMiddleBlockX() {
diff --git a/net/minecraft/world/level/levelgen/Beardifier.java b/net/minecraft/world/level/levelgen/Beardifier.java
index 131923282c9ecbcb1d7f45a826da907c02bd2716..47b6519f40ed978c05d93023a0cdc1c9e13f033f 100644
--- a/net/minecraft/world/level/levelgen/Beardifier.java
+++ b/net/minecraft/world/level/levelgen/Beardifier.java
@@ -132,8 +132,15 @@ public class Beardifier implements DensityFunctions.BeardifierOrMarker {
}
private static double getBuryContribution(double x, double y, double z) {
- double len = Mth.length(x, y, z);
- return Mth.clampedMap(len, 0.0, 6.0, 1.0, 0.0);
+ // Leaf start - C2ME - Optimize world gen math
+ // Optimize method for beardifier
+ double len = Math.sqrt(x * x + y * y + z * z);
+ if (len > 6.0) {
+ return 0.0;
+ } else {
+ return 1.0 - len / 6.0;
+ }
+ // Leaf end - C2ME - Optimize world gen math
}
private static double getBeardContribution(int x, int y, int z, int height) {
diff --git a/net/minecraft/world/level/levelgen/NoiseBasedChunkGenerator.java b/net/minecraft/world/level/levelgen/NoiseBasedChunkGenerator.java
index 57ae4aaf1431021daf77c5638038d4910a358155..d4317668df3b1a2ae1b6091b65dfa9da3582f967 100644
--- a/net/minecraft/world/level/levelgen/NoiseBasedChunkGenerator.java
+++ b/net/minecraft/world/level/levelgen/NoiseBasedChunkGenerator.java
@@ -68,8 +68,10 @@ public final class NoiseBasedChunkGenerator extends ChunkGenerator {
Aquifer.FluidStatus fluidStatus = new Aquifer.FluidStatus(-54, Blocks.LAVA.defaultBlockState());
int seaLevel = settings.seaLevel();
Aquifer.FluidStatus fluidStatus1 = new Aquifer.FluidStatus(seaLevel, settings.defaultFluid());
- Aquifer.FluidStatus fluidStatus2 = new Aquifer.FluidStatus(DimensionType.MIN_Y * 2, Blocks.AIR.defaultBlockState());
- return (x, y, z) -> y < Math.min(-54, seaLevel) ? fluidStatus : fluidStatus1;
+ // Leaf start - C2ME - Optimize world gen math
+ final int min = Math.min(-54, seaLevel);
+ return (x, y, z) -> y < min ? fluidStatus : fluidStatus1;
+ // Leaf end - C2ME - Optimize world gen math
}
@Override