public static string ExportTimeline(TimelineAsset timeline, bool prettyPrint = false)
{
List <TrackAsset> tracks = new List <TrackAsset>(timeline.GetOutputTracks());
SequenceCollection sequenceCollection = new SequenceCollection();
foreach (TrackAsset track in tracks)
{
if (track is CrazyflieTrack)
{
CrazyflieTrack crazyflieTrack = track as CrazyflieTrack;
SequenceTrack sequenceTrack = new SequenceTrack();
IEnumerable <IMarker> markers = crazyflieTrack.GetMarkers();
Tuple <List <ColorKeyframe>, List <Waypoint> > processedKeyframes = ProcessKeyframes(sequenceTrack, markers);
List <ColorKeyframe> sortedColorKeyframes = processedKeyframes.Item1;
List <Waypoint> sortedWaypoints = processedKeyframes.Item2;
sequenceTrack.LedTimings = ColorExporter.Process(sortedColorKeyframes);
sequenceTrack.CompressedTrajectory = TrajectoryExporter.Process(sortedWaypoints);
sequenceTrack.StartPosition = GetStart(sortedWaypoints);
sequenceTrack.StartColor = GetStart(sortedColorKeyframes);
sequenceTrack.Name = crazyflieTrack.name;
sequenceCollection.Tracks.Add(sequenceTrack);
}
}
sequenceCollection.Length = (float)timeline.duration;
sequenceCollection.DroneCount = sequenceCollection.Tracks.Count;
string jsonText = JsonUtility.ToJson(sequenceCollection, prettyPrint);
return(jsonText);
}
private static Color GetStart(List <ColorKeyframe> keyframes)
{
if (keyframes.Count == 0)
{
return(Color.black);
}
Color firstColor = keyframes[0].LightColor;
return(new Color(
ColorExporter.ToByte(firstColor.r),
ColorExporter.ToByte(firstColor.g),
ColorExporter.ToByte(firstColor.b),
0
));
}
