/// <summary>
/// Process skeleton data associated with an AllFramesReady event.
/// </summary>
/// <param name="skeletons">
/// Skeletons to process.
/// </param>
/// <param name="e">
/// Event arguments.
/// </param>
private void ProcessSkeletons(Skeleton[] skeletons, AllFramesReadyEventArgs e)
{
IEnumerable <Skeleton> filteredSkeletons = skeletons;
if (null != SkeletonFilter)
{
filteredSkeletons = SkeletonFilter.Filter(skeletons).ToList();
ChooseSkeletons(filteredSkeletons);
}
var idsSeen = new HashSet <int>();
foreach (Skeleton skeleton in filteredSkeletons)
{
if (SkeletonTrackingState.Tracked == skeleton.TrackingState)
{
TPlayer player;
// Determine if we're already tracking this player
if (id2PlayerMap.ContainsKey(skeleton.TrackingId))
{
player = id2PlayerMap[skeleton.TrackingId];
}
else
{
// If we're not yet tracking player, create one and let client know that
// a new player has started interacting with Kinect sensor.
player = playerFactory.Create();
id2PlayerMap.Add(skeleton.TrackingId, player);
OnPlayerStatusChanged(PlayerStatus.Joined, player);
}
// Update player data and let client know that player has been changed
player.Update(skeleton, e);
OnPlayerStatusChanged(PlayerStatus.Updated, player);
idsSeen.Add(skeleton.TrackingId);
}
}
// Check if any players have left the scene
var leftScene = new HashSet <int>();
foreach (int tracked in id2PlayerMap.Keys)
{
if (!idsSeen.Contains(tracked))
{
leftScene.Add(tracked);
}
}
// Let client know if any players have stopped interacting with Kinect sensor
foreach (int id in leftScene)
{
var leavingPlayer = id2PlayerMap[id];
OnPlayerStatusChanged(PlayerStatus.Left, leavingPlayer);
id2PlayerMap.Remove(id);
playerFactory.Cleanup(leavingPlayer);
}
}
