/**
* Copies the data from an internal tracking message into a frame.
*
* @param trackingMsg The internal tracking message with the data to be copied into this frame.
*/
public static Frame CopyFrom(this Frame frame, ref LEAP_TRACKING_EVENT trackingMsg) {
frame.Id = (long)trackingMsg.info.frame_id;
frame.Timestamp = (long)trackingMsg.info.timestamp;
frame.CurrentFramesPerSecond = trackingMsg.framerate;
frame.ResizeHandList((int)trackingMsg.nHands);
for (int i = frame.Hands.Count; i-- != 0;) {
LEAP_HAND hand;
StructMarshal<LEAP_HAND>.ArrayElementToStruct(trackingMsg.pHands, i, out hand);
frame.Hands[i].CopyFrom(ref hand, frame.Id);
}
return frame;
}
public Frame makeFrame(ref LEAP_TRACKING_EVENT trackingMsg)
{
Frame newFrame = new Leap.Frame((long)trackingMsg.info.frame_id,
(long)trackingMsg.info.timestamp,
trackingMsg.framerate,
new InteractionBox(trackingMsg.interaction_box_center.ToLeapVector(),
trackingMsg.interaction_box_size.ToLeapVector()),
new List <Hand>((int)trackingMsg.nHands)
);
for (int h = 0; h < trackingMsg.nHands; h++)
{
LEAP_HAND hand = StructMarshal <LEAP_HAND> .ArrayElementToStruct(trackingMsg.pHands, h);
newFrame.Hands.Add(makeHand(ref hand, newFrame));
}
return(newFrame);
}
