完成预览相关内容

Assets/Scripts/UI/Tools/PreviewPanel.cs

@@ -9,6 +9,15 @@ namespace NBF
     {
         public override string UIPackName => "Tools";
         public override string UIResName => "PreviewPanel";
-        
+
+        public GameObject Instance { get; private set; }
+
+        public GameObject LoadModel(GameObject prefab)
+        {
+            Instance = Object.Instantiate(prefab);
+            Debug.LogError($"预制体：{prefab.name} 实例={Instance}");
+            Model.SetModel(Instance);
+            return Instance;
+        }
     }
 }