//Returns velocity in whole meters per second
public int CalculateVelocity(TrackObject oldTO, TrackObject newTO)
{
TimeSpan timeDiff = newTO.Timestamp - oldTO.Timestamp;
double dist = this.dist.CalculateDistance2D(oldTO.XCoord, newTO.XCoord, oldTO.YCoord, newTO.YCoord);
return((int)(dist / (timeDiff.TotalMilliseconds / 1000))); //This will give dist m / timeDiff s
}
//Will return true if a Track is in another Track's airspace
public bool IsInOtherAirSpace(TrackObject TO1, TrackObject TO2)
{
double horizontalDistance = dist.CalculateDistance2D(TO1.XCoord, TO2.XCoord, TO1.YCoord, TO2.YCoord);
int verticalDistance = dist.CalculateDistance1D(TO1.Altitude, TO2.Altitude);
return(horizontalDistance < horizontalSeparation && verticalDistance < verticalSeparation);
}
public void LogSeparationEvent(TrackObject TO1, TrackObject TO2)
{
string output = "Timestamp: " + TO1.Timestamp + "\t" +
TO1.Tag + " and " + TO2.Tag + " are breaking separation rules";
using (StreamWriter outputFile = new StreamWriter(@"SeparatationEventLog.txt", true))
{
outputFile.WriteLine(output);
}
}
//Returns course in whole degrees. North is 0
public int CalculateCourse(TrackObject oldTO, TrackObject newTO)
{
// angle in degrees
var angleDeg = Math.Atan2(-(newTO.YCoord - oldTO.YCoord), newTO.XCoord - oldTO.XCoord) * 180 / Math.PI;
angleDeg += 90;
if (angleDeg < 0)
{
angleDeg += 360;
}
return((int)angleDeg);
}
public void MakeTrack(object sender, RawTransponderDataEventArgs e)
{
_trackObjects.Clear();
foreach (var data in e.TransponderData) //foreach string in the stringlist
{
var trackData = _transponderParsing.TransponderParser(data); //Parse string (contains all track data)
if (_trackingValidation.IsTrackInMonitoredAirspace(trackData)) //Only if plane is inside the Monitored area
{
var track = new TrackObject(trackData); //Make new trackObject
track.PrettyTimeStamp = _dateFormatter.FormatTimestamp(trackData[4]); //Add formated date to the Track object
_trackObjects.Add(track); //Add the track to the list of Tracks
}
}
if (_trackObjects.Count != 0) //If there are any trackObjects
{
var handler = TrackListReady;
handler?.Invoke(this, new TrackListEventArgs(_trackObjects)); //Invoke TrackListReady event, containing all the trackObjects
}
}
