From 51fe94b3e1fe573d841b0907db82ae5761687c0f Mon Sep 17 00:00:00 2001
From: yangbear <yangbear@vfs.local>
Date: Sun, 12 Jul 2026 04:07:20 +0800
Subject: [PATCH] Replace OnMouseDown with Physics.RaycastAll in Update for
 guaranteed click penetration

---
 .../Scripts/Interaction/PingClickHandler.cs   | 54 +++++++++----------
 1 file changed, 26 insertions(+), 28 deletions(-)

diff --git a/Assets/Scripts/Interaction/PingClickHandler.cs b/Assets/Scripts/Interaction/PingClickHandler.cs
index 7a83bde..7dd1556 100644
--- a/Assets/Scripts/Interaction/PingClickHandler.cs
+++ b/Assets/Scripts/Interaction/PingClickHandler.cs
@@ -21,27 +21,11 @@ public class PingClickHandler : MonoBehaviour
         {
             col = gameObject.AddComponent<SphereCollider>();
         }
-
-        // 强行把碰撞体的世界大小固定在一个比较合适的尺寸（比如世界尺寸 0.15）
-        // 注意：父级如果在很远的层级里存在极端缩放，这里直接算可能还会出问题
-        // 所以我们加一个更保守的安全保障：无论算出什么比例，绝对物理半径不能低于 0.05，不能高于 5.0
-        float scale = Mathf.Max(Mathf.Abs(transform.lossyScale.x), Mathf.Abs(transform.lossyScale.y), Mathf.Abs(transform.lossyScale.z), 0.001f);
-        
         if (col is SphereCollider sphere)
         {
-            float targetRadius = 0.3f / scale;
-            // 如果缩放太小，导致计算出的局部半径极大，或者缩放太大导致半径极小，我们要Clamp住它
-            // 以保证在 Scene/Game 视窗里它至少是个“可以点得到的球”
-            sphere.radius = Mathf.Clamp(targetRadius, 0.05f, 20f);
-            Debug.Log($"[PingClick] {name} 设置了碰撞体半径: {sphere.radius} (基于缩放 {scale})");
+            float scale = Mathf.Max(Mathf.Abs(transform.lossyScale.x), Mathf.Abs(transform.lossyScale.y), Mathf.Abs(transform.lossyScale.z), 0.001f);
+            sphere.radius = Mathf.Clamp(0.3f / scale, 0.05f, 20f);
         }
-        else if (col is BoxCollider box)
-        {
-            float targetSize = 0.6f / scale;
-            targetSize = Mathf.Clamp(targetSize, 0.1f, 40f);
-            box.size = new Vector3(targetSize, targetSize, targetSize);
-        }
-
         col.enabled = true;
 
         CreateOutlineMesh();
@@ -78,21 +62,35 @@ public class PingClickHandler : MonoBehaviour
         while (true) { if (_outlineMesh != null) _outlineMesh.enabled = !_outlineMesh.enabled; yield return new WaitForSeconds(0.4f); }
     }
 
-    void OnMouseDown()
+    // 弃用 Unity 自带的 OnMouseDown，因为它只能检测最外层第一个碰到的物体，会被前面的隐形物体挡住
+    void Update()
     {
-        Debug.Log($"[PingClick] 接收到鼠标点击: {name}");
-        PerformClick();
+        if (Input.GetMouseButtonDown(0))
+        {
+            if (!_isBlinking) return;
+            
+            foreach (var c in Camera.allCameras)
+            {
+                if (!c.enabled) continue;
+                Ray ray = c.ScreenPointToRay(Input.mousePosition);
+                // 穿透所有物体！
+                RaycastHit[] hits = Physics.RaycastAll(ray, 1000f);
+                foreach (var hit in hits)
+                {
+                    if (hit.collider != null && hit.collider.gameObject == gameObject)
+                    {
+                        Debug.Log($"[PingClick] Update全穿透射线成功点中: {name}");
+                        PerformClick();
+                        return; // 已经处理点击，退出
+                    }
+                }
+            }
+        }
     }
 
     public void PerformClick()
     {
-        if (!_isBlinking) 
-        {
-            Debug.Log($"[PingClick] {name} 忽略点击，因为 _isBlinking=false");
-            return;
-        }
-
-        // 不做任何射线遮挡判定！直接穿透触发点击，确保 100% 成功！
+        if (!_isBlinking) return;
         
         if (!_modelShown)
         {