*misc

1 files changed, 5 insertions, 0 deletions

diff --git a/marching/Assets/Scripts/Physics/Quadtree.cs b/marching/Assets/Scripts/Physics/Quadtree.cs
index 4185f1f..f1237ab 100644
--- a/marching/Assets/Scripts/Physics/Quadtree.cs
+++ b/marching/Assets/Scripts/Physics/Quadtree.cs
@@ -8,6 +8,8 @@ using System.Runtime.InteropServices.WindowsRuntime;
 using Unity.VisualScripting;
 using UnityEngine;
 
+// https://gamedev.stackexchange.com/questions/6345/quad-tree-vs-grid-based-collision-detection
+
 namespace mh
 {
 
@@ -16,6 +18,9 @@ namespace mh
         public Vector4 bound { get; }
     }
 
+    /// <summary>
+    /// ËIJæÊ÷¿Õ¼ä·Ö¸î
+    /// </summary>
     public class Quadtree
     {
         public const int kMaxObjectsPerBlock = 5;