From 0015f627b04a23f407ff514255650003fb610c0b Mon Sep 17 00:00:00 2001
From: Henry Lin <henry.ys.lin@gmail.com>
Date: Fri, 1 Apr 2022 11:49:27 +0800
Subject: [PATCH] Add xmldoc

---
 .../Utils/OsuHitObjectGenerationUtils_Reposition.cs    | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/osu.Game.Rulesets.Osu/Utils/OsuHitObjectGenerationUtils_Reposition.cs b/osu.Game.Rulesets.Osu/Utils/OsuHitObjectGenerationUtils_Reposition.cs
index 5f3719146f..ccc2529768 100644
--- a/osu.Game.Rulesets.Osu/Utils/OsuHitObjectGenerationUtils_Reposition.cs
+++ b/osu.Game.Rulesets.Osu/Utils/OsuHitObjectGenerationUtils_Reposition.cs
@@ -316,6 +316,11 @@ namespace osu.Game.Rulesets.Osu.Utils
             );
         }
 
+        /// <summary>
+        /// Estimate the centre of mass of a slider relative to its start position.
+        /// </summary>
+        /// <param name="slider">The slider to process.</param>
+        /// <returns>The centre of mass of the slider.</returns>
         private static Vector2 calculateCentreOfMass(Slider slider)
         {
             if (slider.Distance < 1) return Vector2.Zero;
@@ -333,6 +338,11 @@ namespace osu.Game.Rulesets.Osu.Utils
             return sum / count;
         }
 
+        /// <summary>
+        /// Get the absolute rotation of a slider, defined as the angle from its start position to its end position.
+        /// </summary>
+        /// <param name="slider">The slider to process.</param>
+        /// <returns>The angle in radians.</returns>
         private static float getSliderRotation(Slider slider)
         {
             var endPositionVector = slider.EndPosition - slider.Position;