From 9d6831f85fd4fe8ef5aab6418bcbafb75c3059b7 Mon Sep 17 00:00:00 2001
From: Masataka SUMI <santarh@gmail.com>
Date: Thu, 28 Oct 2021 23:01:40 +0900
Subject: [PATCH] Give spec version in migratin MTOon

---
 .../Runtime/Migration/Materials/MigrationMToonMaterial.cs  | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Assets/VRM10/Runtime/Migration/Materials/MigrationMToonMaterial.cs b/Assets/VRM10/Runtime/Migration/Materials/MigrationMToonMaterial.cs
index 2acf329a6..673ef5dc8 100644
--- a/Assets/VRM10/Runtime/Migration/Materials/MigrationMToonMaterial.cs
+++ b/Assets/VRM10/Runtime/Migration/Materials/MigrationMToonMaterial.cs
@@ -14,6 +14,8 @@ namespace UniVRM10
 {
     public static class MigrationMToonMaterial
     {
+        private const string MigrationMToon10SpecVersion = "1.0-draft";
+
         public static void Migrate(glTF gltf, JsonNode vrm0)
         {
             // Create MToonDefinition(0.x) from JSON(0.x)
@@ -87,7 +89,10 @@ namespace UniVRM10
                 //
                 // definition の中身を gltfMaterial と gltfMaterial.extensions.VRMC_materials_mtoon に移し替える
                 //
-                var dst = new VRMC_materials_mtoon();
+                var dst = new VRMC_materials_mtoon
+                {
+                    SpecVersion = MigrationMToon10SpecVersion,
+                };
 
                 // Texture Transform
                 Vector2? textureScale = default;