From 063ea087075c9df96b4f31237feac5037ef16f57 Mon Sep 17 00:00:00 2001
From: Syntriax <Syntriax@gmail.com>
Date: Sat, 3 May 2025 23:30:02 +0300
Subject: [PATCH] feat: added RoundToInt RoundMode for midway values

---
 Engine.Core/Math.cs           | 10 +++++-----
 Engine.Core/MathExtensions.cs |  4 ++--
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/Engine.Core/Math.cs b/Engine.Core/Math.cs
index 2e20485..4fe4d52 100644
--- a/Engine.Core/Math.cs
+++ b/Engine.Core/Math.cs
@@ -249,13 +249,13 @@ public static class Math
     public static float Round(float x, int digits, MidpointRounding mode) => MathF.Round(x, digits, mode);
 
     /// <summary>
-    /// Rounds a number to a specified number of fractional digits.
+    /// Rounds a number to an integer.
     /// </summary>
     /// <param name="x">The number to round.</param>
-    /// <param name="digits">The number of fractional digits in the return value.</param>
-    /// <param name="mode">Specification for how to round <paramref name="x"/> if it is midway between two other numbers.</param>
-    /// <returns>The number <paramref name="x"/> rounded to <paramref name="digits"/> fractional digits.</returns>
-    public static int RoundToInt(float x) => (int)MathF.Round(x, 0, MidpointRounding.ToEven);
+    /// <param name="roundMode">Specification for how to round <paramref name="x"/> if it's midway between two numbers</param>
+    /// <returns></returns>
+    public static int RoundToInt(float x, RoundMode roundMode = RoundMode.Ceil) => (int)MathF.Round(x, 0, roundMode == RoundMode.Ceil ? MidpointRounding.ToPositiveInfinity : MidpointRounding.ToNegativeInfinity);
+    public enum RoundMode { Ceil, Floor };
 
     /// <summary>
     /// Returns the square of a number.
diff --git a/Engine.Core/MathExtensions.cs b/Engine.Core/MathExtensions.cs
index 7b6725d..e98df7f 100644
--- a/Engine.Core/MathExtensions.cs
+++ b/Engine.Core/MathExtensions.cs
@@ -83,8 +83,8 @@ public static class MathExtensions
     /// <inheritdoc cref="Math.Round(float, int, MidpointRounding)" />
     public static float Round(this float x, int digits, MidpointRounding mode) => Math.Round(x, digits, mode);
 
-    /// <inheritdoc cref="Math.RoundToInt(float)" />
-    public static int RoundToInt(this float x) => Math.RoundToInt(x);
+    /// <inheritdoc cref="Math.RoundToInt(float, Math.RoundMode)" />
+    public static int RoundToInt(this float x, Math.RoundMode roundMode = Math.RoundMode.Ceil) => Math.RoundToInt(x, roundMode);
 
     /// <inheritdoc cref="Math.Sqr{T}(T)" />
     public static T Sqr<T>(this T x) where T : INumber<T> => Math.Sqr(x);