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a4ed88543a
Upstream has released updates that appear to apply and compile correctly Paper Changes: PaperMC/Paper@681c013 Bundle spark (#11093) PaperMC/Paper@5fee9c6 Move configuration option to a system property PaperMC/Paper@aa3b356 Improve server startup logging (#11110) PaperMC/Paper@9aea240 Properly lookup plugin classes when looked up by spark PaperMC/Paper@7e91a2c Update the bundled spark version
55 lines
2.7 KiB
Diff
55 lines
2.7 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Martijn Muijsers <martijnmuijsers@live.nl>
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Date: Tue, 29 Aug 2023 22:29:08 +0200
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Subject: [PATCH] Faster floating-point positive modulo
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License: GPL-3.0 (https://www.gnu.org/licenses/gpl-3.0.html)
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Gale - https://galemc.org
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diff --git a/src/main/java/net/minecraft/util/Mth.java b/src/main/java/net/minecraft/util/Mth.java
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index 3468b7fbc7440f220fce8039f237658a593df296..cb8cde3c1b65329f92b7c78e529e128f5a408fd6 100644
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--- a/src/main/java/net/minecraft/util/Mth.java
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+++ b/src/main/java/net/minecraft/util/Mth.java
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@@ -149,14 +149,26 @@ public class Mth {
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return Math.floorMod(dividend, divisor);
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}
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- public static float positiveModulo(float dividend, float divisor) {
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+ public static float positiveModuloForAnyDivisor(float dividend, float divisor) { // Gale - faster floating-point positive modulo
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return (dividend % divisor + divisor) % divisor;
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}
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- public static double positiveModulo(double dividend, double divisor) {
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+ public static double positiveModuloForAnyDivisor(double dividend, double divisor) { // Gale - faster floating-point positive modulo
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return (dividend % divisor + divisor) % divisor;
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}
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+ // Gale start - faster floating-point positive modulo
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+ public static float positiveModuloForPositiveIntegerDivisor(float dividend, float divisor) {
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+ var modulo = dividend % divisor;
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+ return modulo < 0 ? modulo + divisor : modulo;
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+ }
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+
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+ public static double positiveModuloForPositiveIntegerDivisor(double dividend, double divisor) {
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+ var modulo = dividend % divisor;
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+ return modulo < 0 ? modulo + divisor : modulo;
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+ }
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+ // Gale end - faster floating-point positive modulo
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+
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public static boolean isMultipleOf(int a, int b) {
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return a % b == 0;
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}
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diff --git a/src/main/java/net/minecraft/world/level/levelgen/blending/Blender.java b/src/main/java/net/minecraft/world/level/levelgen/blending/Blender.java
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index ef73772bd3f9484efbcd521a86a34c6ec3fd0d14..45f6f74bcae3e3f27809d2ff3973b98edb169f0f 100644
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--- a/src/main/java/net/minecraft/world/level/levelgen/blending/Blender.java
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+++ b/src/main/java/net/minecraft/world/level/levelgen/blending/Blender.java
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@@ -148,7 +148,7 @@ public class Blender {
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private static double heightToOffset(double height) {
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double d = 1.0;
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double e = height + 0.5;
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- double f = Mth.positiveModulo(e, 8.0);
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+ double f = Mth.positiveModuloForPositiveIntegerDivisor(e, 8.0); // Gale - faster floating-point positive modulo
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return 1.0 * (32.0 * (e - 128.0) - 3.0 * (e - 120.0) * f + 3.0 * f * f) / (128.0 * (32.0 - 3.0 * f));
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}
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