From 2cf29e6b81d5dd4809775ea1498d01bd1928d801 Mon Sep 17 00:00:00 2001
From: Matthew <matthew@sleepy.day>
Date: Sun, 17 Aug 2025 07:59:22 +1000
Subject: [PATCH] add RoundUp

---
 math.d | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/math.d b/math.d
index 8bf5cb9..a4b4d12 100644
--- a/math.d
+++ b/math.d
@@ -9,6 +9,14 @@ import std.meta;
 import std.format;
 import std.stdio;
 
+T
+RoundUp(T a, T b)
+{
+	a += b - 1;
+	a -= a%b;
+	return a;
+}
+
 T AlignPow2(T)(T v, T a)
 {
 	return (v + a - 1) & ~(a - 1);