/// <summary>
/// 在連續的 frames 中，從 frames[begin] 開始，找出指定的 pointable 之 tracjection
/// </summary>
/// <param name="frames">連續的 frames</param>
/// <param name="begin">開始 index</param>
/// <param name="pointable">指定的 pointable</param>
/// <returns></returns>
private MTrajection <Pointable> ExtractPointableTrajection(List <Frame> frames, int begin, Pointable pointable)
{
MTrajection <Pointable> result = new MTrajection <Pointable>();
result.Begin = begin;
result.Elements = new List <Pointable>();
for (int i = begin; i < frames.Count; i++)
{
Pointable p = frames[i].Pointable(pointable.Id);
if (i == begin && p != null && p != pointable)
{
Console.WriteLine(String.Format("from frame[{0}] at frame[{1}] error", begin, i));
}
if (p == null ||
p.IsTraveled == true)
{
break;
}
p.IsTraveled = true;
result.Elements.Add(p);
}
return(result);
}
/// <summary>
/// 在連續的 frames 中，從 frames[begin] 開始，找出指定的 hand 之 tracjection
/// </summary>
/// <param name="frames"></param>
/// <param name="begin"></param>
/// <param name="hand"></param>
/// <returns></returns>
private MTrajection <Hand> ExtractHandTrajection(List <Frame> frames, int begin, Hand hand)
{
MTrajection <Hand> result = new MTrajection <Hand>();
result.Begin = begin;
result.Elements = new List <Hand>();
for (int i = begin; i < frames.Count; i++)
{
Hand h = frames[i].Hand(hand.Id);
if (i == begin && h != null && h != hand)
{
Console.WriteLine(String.Format("hand from frame[{0}] at frame[{1}] error", begin, i));
}
if (h == null ||
h.IsTraveled == true)
{
break;
}
h.IsTraveled = true;
result.Elements.Add(h);
}
return(result);
}