Add split object fbx export to CLI

AssetStudioCLI/Components/AssetItem.cs

@@ -13,6 +13,7 @@ namespace AssetStudioCLI
         public ClassIDType Type;
         public string Text;
         public string UniqueID;
+        public GameObjectNode Node;
 
         public AssetItem(Object asset)
         {

AssetStudioCLI/Components/BaseNode.cs

@@ -0,0 +1,16 @@
+using AssetStudio;
+using System.Collections.Generic;
+
+namespace AssetStudioCLI
+{
+    internal class BaseNode
+    {
+        public List<BaseNode> nodes = new List<BaseNode>();
+
+        public BaseNode()
+        {
+            
+        }
+
+    }
+}

AssetStudioCLI/Components/GameObjectNode.cs

@@ -0,0 +1,16 @@
+using AssetStudio;
+using System.Collections.Generic;
+
+namespace AssetStudioCLI
+{
+    internal class GameObjectNode : BaseNode
+    {
+        public GameObject gameObject;
+
+        public GameObjectNode(GameObject gameObject)
+        {
+            this.gameObject = gameObject;
+        }
+
+    }
+}