1 files changed, 47 insertions, 0 deletions
diff --git a/Library/PackageCache/com.unity.timeline@1.2.13/Runtime/AssetUpgrade/AnimationPlayableAssetUpgrade.cs b/Library/PackageCache/com.unity.timeline@1.2.13/Runtime/AssetUpgrade/AnimationPlayableAssetUpgrade.cs
new file mode 100644
index 0000000..5ba31f6
--- /dev/null
+++ b/Library/PackageCache/com.unity.timeline@1.2.13/Runtime/AssetUpgrade/AnimationPlayableAssetUpgrade.cs
@@ -0,0 +1,47 @@
+using System;
+
+namespace UnityEngine.Timeline
+{
+    partial class AnimationPlayableAsset : ISerializationCallbackReceiver
+    {
+        enum Versions
+        {
+            Initial = 0,
+            RotationAsEuler = 1,
+        }
+        static readonly int k_LatestVersion = (int)Versions.RotationAsEuler;
+        [SerializeField, HideInInspector] int m_Version;
+
+        [SerializeField, Obsolete("Use m_RotationEuler Instead", false), HideInInspector]
+        private Quaternion m_Rotation = Quaternion.identity;  // deprecated. now saves in euler angles
+
+        void ISerializationCallbackReceiver.OnBeforeSerialize()
+        {
+            m_Version = k_LatestVersion;
+        }
+
+        void ISerializationCallbackReceiver.OnAfterDeserialize()
+        {
+            if (m_Version < k_LatestVersion)
+            {
+                OnUpgradeFromVersion(m_Version); //upgrade derived classes
+            }
+        }
+
+        void OnUpgradeFromVersion(int oldVersion)
+        {
+            if (oldVersion < (int)Versions.RotationAsEuler)
+                AnimationPlayableAssetUpgrade.ConvertRotationToEuler(this);
+        }
+
+        static class AnimationPlayableAssetUpgrade
+        {
+            public static void ConvertRotationToEuler(AnimationPlayableAsset asset)
+            {
+#pragma warning disable 618
+                asset.m_EulerAngles = asset.m_Rotation.eulerAngles;
+#pragma warning restore 618
+            }
+        }
+    }
+}