From d2a574ba76c56c340d8ac0ad841344664bc2cc59 Mon Sep 17 00:00:00 2001
From: chai <215380520@qq.com>
Date: Mon, 8 May 2023 18:40:58 +0800
Subject: + misc

---
 marching/Assets/Scripts/Physics/PhysicsManager.cs | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'marching/Assets/Scripts/Physics/PhysicsManager.cs')

diff --git a/marching/Assets/Scripts/Physics/PhysicsManager.cs b/marching/Assets/Scripts/Physics/PhysicsManager.cs
index 5dff7d4..0577aa9 100644
--- a/marching/Assets/Scripts/Physics/PhysicsManager.cs
+++ b/marching/Assets/Scripts/Physics/PhysicsManager.cs
@@ -9,10 +9,26 @@ public static class PhysicsManager
 
     public static List<IQuadTreeObject> quadTreeObjects = new List<IQuadTreeObject>();
 
+    private static List<IQuadTreeObject> m_SharedCastResult = new List<IQuadTreeObject>();
+
     public static bool CircleVsCircle(Vector2 pos1, float r1, Vector2 pos2, float r2)
     {
-        return false;
+        return (pos1 - pos2).magnitude < r1+r2;
     }
 
+    /// <summary>
+    /// box, pos+size
+    /// </summary>
+    /// <param name="box"></param>
+    /// <returns></returns>
+    public static List<IQuadTreeObject> BoxCast(Vector4 box)
+    {
+        m_SharedCastResult.Clear();
+
+        if (TestQuadtree.quadtree.Retrieve(ref m_SharedCastResult, box))
+        {
+        }
+        return m_SharedCastResult;
+    }
 
 }
\ No newline at end of file
-- 
cgit v1.1-26-g67d0