90 lines
2.7 KiB
C#
90 lines
2.7 KiB
C#
|
using System;
|
||
|
using UnityEngine.Serialization;
|
||
|
|
||
|
namespace UnityEngine.Timeline
|
||
|
{
|
||
|
partial class TrackAsset : ISerializationCallbackReceiver
|
||
|
{
|
||
|
internal enum Versions
|
||
|
{
|
||
|
Initial = 0,
|
||
|
RotationAsEuler = 1,
|
||
|
RootMotionUpgrade = 2,
|
||
|
AnimatedTrackProperties = 3
|
||
|
}
|
||
|
|
||
|
const int k_LatestVersion = (int)Versions.AnimatedTrackProperties;
|
||
|
|
||
|
[SerializeField, HideInInspector] int m_Version;
|
||
|
|
||
|
[Obsolete("Please use m_InfiniteClip (on AnimationTrack) instead.", false)]
|
||
|
[SerializeField, HideInInspector, FormerlySerializedAs("m_animClip")]
|
||
|
internal AnimationClip m_AnimClip;
|
||
|
|
||
|
/// <summary>
|
||
|
/// Called before a track is serialized.
|
||
|
/// </summary>
|
||
|
protected virtual void OnBeforeTrackSerialize() { }
|
||
|
|
||
|
/// <summary>
|
||
|
/// Called after a track has been deserialized.
|
||
|
/// </summary>
|
||
|
protected virtual void OnAfterTrackDeserialize() { }
|
||
|
|
||
|
internal virtual void OnUpgradeFromVersion(int oldVersion) { }
|
||
|
|
||
|
/// <summary>
|
||
|
/// Called before Unity serializes this object.
|
||
|
/// </summary>
|
||
|
void ISerializationCallbackReceiver.OnBeforeSerialize()
|
||
|
{
|
||
|
m_Version = k_LatestVersion;
|
||
|
|
||
|
//make sure children are correctly parented
|
||
|
if (m_Children != null)
|
||
|
{
|
||
|
for (var i = m_Children.Count - 1; i >= 0; i--)
|
||
|
{
|
||
|
var asset = m_Children[i] as TrackAsset;
|
||
|
if (asset != null && asset.parent != this)
|
||
|
asset.parent = this;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
OnBeforeTrackSerialize();
|
||
|
}
|
||
|
|
||
|
/// <summary>
|
||
|
/// Called after Unity deserializes this object.
|
||
|
/// </summary>
|
||
|
void ISerializationCallbackReceiver.OnAfterDeserialize()
|
||
|
{
|
||
|
// Clear the clip cache when a deserialize is performed, or
|
||
|
// we can get out of sync when performing Undo
|
||
|
m_ClipsCache = null;
|
||
|
Invalidate();
|
||
|
|
||
|
if (m_Version < k_LatestVersion)
|
||
|
{
|
||
|
UpgradeToLatestVersion(); //upgrade TrackAsset
|
||
|
OnUpgradeFromVersion(m_Version); //upgrade derived classes
|
||
|
}
|
||
|
|
||
|
foreach (var marker in GetMarkers())
|
||
|
{
|
||
|
marker.Initialize(this);
|
||
|
}
|
||
|
|
||
|
OnAfterTrackDeserialize();
|
||
|
}
|
||
|
|
||
|
//fields that are used for upgrading should be put here, ideally as read-only
|
||
|
void UpgradeToLatestVersion()
|
||
|
{ }
|
||
|
|
||
|
//upgrade code should go into this class
|
||
|
static class TrackAssetUpgrade
|
||
|
{ }
|
||
|
}
|
||
|
}
|