public IEnumerator DetectActiveClip()
{
PlayableDirector director = CreateDirectorWithTimelineAsset(TIMELINE_ASSET_PATH, out TimelineAsset timelineAsset);
TimelineEditorUtility.SelectDirectorInTimelineWindow(director); //trigger the TimelineWindow's update etc.
yield return(YieldEditorUtility.WaitForFramesAndIncrementUndo(1));
TrackAsset track = timelineAsset.CreateTrack <DummyTimelineTrack>(null, "FooTrack");
List <TimelineClip> clips = new List <TimelineClip>();
const int NUM_CLIPS = 3;
double nextClipStart = 0;
for (int i = 0; i < NUM_CLIPS; ++i)
{
TimelineClip curClip = TimelineEditorReflection.CreateClipOnTrack(typeof(DummyTimelinePlayableAsset), track, 0);
curClip.asset.name = $"Clip Asset {i}";
curClip.start = nextClipStart;
nextClipStart += curClip.duration;
clips.Add(curClip);
yield return(YieldEditorUtility.WaitForFramesAndIncrementUndo(1));
}
//Check that all clips have been created successfully
List <TimelineClip> trackClips = new List <TimelineClip>(track.GetClips());
HashSet <TimelineClip> trackClipsToCheck = new HashSet <TimelineClip>(trackClips);
for (int i = 0; i < NUM_CLIPS; ++i)
{
Assert.IsTrue(trackClipsToCheck.Contains(clips[i]));
trackClipsToCheck.Remove(clips[i]);
}
NUnit.Framework.Assert.Zero(trackClipsToCheck.Count);
yield return(YieldEditorUtility.WaitForFramesAndIncrementUndo(3));
//Ensure the active clip can be detected
for (int i = 0; i < NUM_CLIPS; ++i)
{
TimelineClip curClip = clips[i];
double time = curClip.start + curClip.duration * 0.5f;
TimelineUtility.GetActiveTimelineClipInto(trackClips, time, out TimelineClip detectedClip, out TimelineAsset _);
Assert.AreEqual(curClip, detectedClip);
}
yield return(YieldEditorUtility.WaitForFramesAndIncrementUndo(1));
TimelineEditorUtility.DestroyAssets(timelineAsset); //Cleanup
}
public override void ProcessFrame(Playable playable, FrameData info, object playerData) {
TimelineUtility.GetActiveTimelineClipInto(m_clips, m_playableDirector.time, out TimelineClip clip,
out SceneCachePlayableAsset activePlayableAsset);
if (null == clip) {
UpdateObjectActiveStates();
return;
}
SceneCacheClipData clipData = activePlayableAsset.GetBoundClipData();
Assert.IsNotNull(clipData);
SceneCachePlayer scPlayer = activePlayableAsset.GetSceneCachePlayer();
if (null == scPlayer) {
UpdateObjectActiveStates();
return;
}
UpdateObjectActiveStates(activeObject: scPlayer.gameObject);
}
