From 3c48493d8c027fdfb1ef91370c1bbd56b8cd75ab Mon Sep 17 00:00:00 2001
From: Masataka SUMI <santarh@gmail.com>
Date: Tue, 5 Jul 2022 21:49:15 +0900
Subject: [PATCH] Add InitialTransformState at RuntimeGltfInstance

---
 Assets/UniGLTF/Runtime/UniGLTF/RuntimeGltfInstance.cs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Assets/UniGLTF/Runtime/UniGLTF/RuntimeGltfInstance.cs b/Assets/UniGLTF/Runtime/UniGLTF/RuntimeGltfInstance.cs
index 49f7a2143..09e8de3fe 100644
--- a/Assets/UniGLTF/Runtime/UniGLTF/RuntimeGltfInstance.cs
+++ b/Assets/UniGLTF/Runtime/UniGLTF/RuntimeGltfInstance.cs
@@ -22,6 +22,11 @@ namespace UniGLTF
         /// </summary>
         public IReadOnlyList<Transform> Nodes => _nodes;
 
+        /// <summary>
+        /// Transform states on load.
+        /// </summary>
+        public IReadOnlyDictionary<Transform, TransformState> InitialTransformStates => _initialTransformStates;
+
         /// <summary>
         /// Runtime resources.
         /// ex. Material, Texture, AnimationClip, Mesh.
@@ -73,6 +78,7 @@ namespace UniGLTF
         public IList<Renderer> VisibleRenderers => _visibleRenderers;
 
         private readonly List<Transform> _nodes = new List<Transform>();
+        private readonly Dictionary<Transform, TransformState> _initialTransformStates = new Dictionary<Transform, TransformState>();
         private readonly List<(SubAssetKey, UnityEngine.Object)> _resources = new List<(SubAssetKey, UnityEngine.Object)>();
         private readonly List<Material> _materials = new List<Material>();
         private readonly List<Texture> _textures = new List<Texture>();
@@ -92,6 +98,7 @@ namespace UniGLTF
             {
                 // Maintain index order.
                 loaded._nodes.Add(node);
+                loaded._initialTransformStates.Add(node, new TransformState(node));
             }
 
             context.TransferOwnership((k, o) =>