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Runtime/Cloner/Models/ObjectIdInfo.cs

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+using System;
+using Unity.Collections;
+
+namespace Misaki.ArtTool
+{
+    public struct ObjectIdInfo : IDisposable
+    {
+        public NativeArray<int> instanceIdArray;
+        public NativeArray<int> transformIdArray;
+
+        public bool IsCreated
+        {
+            get
+            {
+                return instanceIdArray.IsCreated && transformIdArray.IsCreated;
+            }
+        }
+
+        public ObjectIdInfo(int size)
+        {
+            instanceIdArray = new(size, Allocator.Persistent);
+            transformIdArray = new(size, Allocator.Persistent);
+        }
+
+        public void Dispose()
+        {
+            instanceIdArray.Dispose();
+            transformIdArray.Dispose();
+        }
+    }
+}