From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Bacteriawa <A3167717663@hotmail.com>
Date: Thu, 7 Nov 2024 21:50:47 +0100
Subject: [PATCH] Lithium: Fast util

This patch is based on the following mixins:
* "net/caffeinemc/mods/lithium/mixin/math/fast_util/DirectionMixin.java"
* "net/caffeinemc/mods/lithium/mixin/math/fast_util/AABBMixin.java"
By: 2No2Name <2No2Name@web.de>
As part of: Lithium (https://github.com/CaffeineMC/lithium-fabric)
Licensed under: LGPL-3.0 (https://www.gnu.org/licenses/lgpl-3.0.html)

diff --git a/net/minecraft/core/Direction.java b/net/minecraft/core/Direction.java
index 216f97207dac88cc1dc3df59c6ee8a62c7614b4a..3a76b1ec8570e4c9f328e9d362b41057b092be45 100644
--- a/net/minecraft/core/Direction.java
+++ b/net/minecraft/core/Direction.java
@@ -217,7 +217,7 @@ public enum Direction implements StringRepresentable, ca.spottedleaf.moonrise.pa
     }
 
     public Direction getOpposite() {
-        return this.opposite; // Paper - optimise collisions
+        return VALUES[this.oppositeIndex]; // Leaf - Lithium - fast util
     }
 
     public Direction getClockWise(Direction.Axis axis) {
@@ -350,7 +350,7 @@ public enum Direction implements StringRepresentable, ca.spottedleaf.moonrise.pa
     }
 
     public static Direction getRandom(RandomSource random) {
-        return Util.getRandom(VALUES, random);
+        return VALUES[random.nextInt(VALUES.length)]; // Leaf - Lithium - fast util
     }
 
     public static Direction getApproximateNearest(double x, double y, double z) {
diff --git a/net/minecraft/world/phys/AABB.java b/net/minecraft/world/phys/AABB.java
index 85148858db1fd5e9da8bbdde4b0d84110d80e373..82fb85089336f874349fa87e7cb9c14ab087ad8b 100644
--- a/net/minecraft/world/phys/AABB.java
+++ b/net/minecraft/world/phys/AABB.java
@@ -18,6 +18,15 @@ public class AABB {
     public final double maxY;
     public final double maxZ;
 
+    // Leaf start - Lithium - fast util
+    static {
+        assert Direction.Axis.X.ordinal() == 0;
+        assert Direction.Axis.Y.ordinal() == 1;
+        assert Direction.Axis.Z.ordinal() == 2;
+        assert Direction.Axis.values().length == 3;
+    }
+    // Leaf end - Lithium - fast util
+
     public AABB(double x1, double y1, double z1, double x2, double y2, double z2) {
         this.minX = Math.min(x1, x2);
         this.minY = Math.min(y1, y2);
@@ -79,11 +88,33 @@ public class AABB {
     }
 
     public double min(Direction.Axis axis) {
-        return axis.choose(this.minX, this.minY, this.minZ);
+        // Leaf start - Lithium - fast util
+        switch (axis.ordinal()) {
+            case 0: //X
+                return this.minX;
+            case 1: //Y
+                return this.minY;
+            case 2: //Z
+                return this.minZ;
+        }
+
+        throw new IllegalArgumentException();
+        // Leaf end - Lithium - fast util
     }
 
     public double max(Direction.Axis axis) {
-        return axis.choose(this.maxX, this.maxY, this.maxZ);
+        // Leaf start - Lithium - fast util
+        switch (axis.ordinal()) {
+            case 0: //X
+                return this.maxX;
+            case 1: //Y
+                return this.maxY;
+            case 2: //Z
+                return this.maxZ;
+        }
+
+        throw new IllegalArgumentException();
+        // Leaf end - Lithium - fast util
     }
 
     @Override