public static TrackAsset Clone(PlayableAsset parent, TrackAsset trackAsset, PlayableDirector directorInstance)
{
TrackAsset result;
if (trackAsset == null)
{
result = null;
}
else
{
TimelineAsset timelineAsset = trackAsset.timelineAsset;
if (timelineAsset == null)
{
result = null;
}
else
{
TrackAsset trackAsset2 = Object.Instantiate <TrackAsset>(trackAsset);
trackAsset2.SetClips(new List <TimelineClip>());
trackAsset2.parent = parent;
trackAsset2.subTracks = new List <TrackAsset>();
string[] array = (from x in timelineAsset.flattenedTracks
select x.get_name()).ToArray <string>();
trackAsset2.set_name(ObjectNames.GetUniqueName(array, trackAsset.get_name()));
if (trackAsset.animClip != null)
{
trackAsset2.animClip = TimelineHelpers.CloneAnimationClipIfRequired(trackAsset.animClip, trackAsset);
}
TimelineClip[] clips = trackAsset.clips;
for (int i = 0; i < clips.Length; i++)
{
TimelineClip clip = clips[i];
TimelineClip timelineClip = TimelineHelpers.Clone(clip, directorInstance);
timelineClip.parentTrack = trackAsset2;
trackAsset2.AddClip(timelineClip);
}
trackAsset2.SetCollapsed(trackAsset.GetCollapsed());
if (SelectionManager.Contains(trackAsset))
{
SelectionManager.Remove(trackAsset);
SelectionManager.Add(trackAsset2);
}
result = trackAsset2;
}
}
return(result);
}
// Creates a complete clone of a track and returns it.
// Does not parent, or add the track to the sequence
public static TrackAsset Clone(PlayableAsset parent, TrackAsset trackAsset, IExposedPropertyTable sourceTable, IExposedPropertyTable destTable, PlayableAsset assetOwner = null)
{
if (trackAsset == null)
{
return(null);
}
var timelineAsset = trackAsset.timelineAsset;
if (timelineAsset == null)
{
return(null);
}
if (assetOwner == null)
{
assetOwner = parent;
}
// create a duplicate, then clear the clips and subtracks
var newTrack = Object.Instantiate(trackAsset);
newTrack.name = trackAsset.name;
newTrack.ClearClipsInternal();
newTrack.parent = parent;
newTrack.ClearSubTracksInternal();
if (trackAsset.hasCurves)
{
newTrack.curves = CloneAnimationClip(trackAsset.curves, assetOwner);
}
var animTrack = trackAsset as AnimationTrack;
if (animTrack != null && animTrack.infiniteClip != null)
{
((AnimationTrack)newTrack).infiniteClip = CloneAnimationClip(animTrack.infiniteClip, assetOwner);
}
foreach (var clip in trackAsset.clips)
{
var newClip = DuplicateClip(clip, sourceTable, destTable, assetOwner);
newClip.parentTrack = newTrack;
}
newTrack.ClearMarkers();
foreach (var e in trackAsset.GetMarkersRaw())
{
var newMarker = Object.Instantiate(e);
newTrack.AddMarker(newMarker);
SaveCloneToAsset(newMarker, assetOwner);
if (newMarker is IMarker)
{
(newMarker as IMarker).Initialize(newTrack);
}
}
newTrack.SetCollapsed(trackAsset.GetCollapsed());
// calling code is responsible for adding to asset, adding to sequence, and parenting,
// and duplicating subtracks
return(newTrack);
}