public double CalculateDegree(AircraftData newPosition, AircraftData oldPosition)
{
double vektorX = newPosition.X_coordinate - oldPosition.X_coordinate;
double vektorY = newPosition.Y_coordinate - oldPosition.Y_coordinate;
double angel = (Math.Atan(vektorY / vektorX) * (180 / Math.PI));
if (vektorX < 0)
{
angel += 180 - 90;
}
else if (vektorY < 0)
{
angel += 360 - 90;
}
else
{
if ((angel - 90) < 0)
{
angel += 360 - 90;
}
}
// this calculation works for at Compas that are Anti-Clockwise
// We can flip this by doing : 360-angle
return(360 - angel);
}
public int ConvertTimeToMilliseconds(AircraftData obj)
{
int hour = obj.TimeStamp.hour * 60 * 60 * 1000;
int minut = obj.TimeStamp.min * 60 * 1000;
int sec = obj.TimeStamp.sec * 1000;
return(hour + minut + sec + obj.TimeStamp.ms);
}
public bool CheckIfTrackIsGoneFromAirspace(AircraftData OldTrack)
{
foreach (var item in _FilteredAircrafts)
{
if (item.Tag == OldTrack.Tag)
{
return(false);
}
}
return(true);
}
public bool CheckIfTrackIsNewInAirspace(AircraftData track)
{
foreach (var item in _OldFilteredAircrafts)
{
if (item.Tag == track.Tag)
{
return(false);
}
}
return(true);
}
public bool CheckForCollision(AircraftData obj1, AircraftData obj2)
{
int AltDiff = Math.Abs(obj1.Altitude - obj2.Altitude);
int Dist = _utility.CalcDistance(obj1, obj2);
if (AltDiff <= 300 && Dist <= 5000)
{
return(true);
}
return(false);
}
public void OutputTrackLeftAirSpaceEventHandler(object o, AircraftData track)
{
Thread t1 = new Thread(new ThreadStart(() =>
{
lock (ExitLock)
{
TrackLeftAirSpaceTasks.Add(track);
}
Thread.Sleep(5000);
lock (ExitLock)
{
TrackLeftAirSpaceTasks.Remove(track);
}
}));
t1.Start();
}
public void LogSeperationEvent(AircraftData a1, AircraftData a2)
{
File.AppendAllText(@"log.txt", $"WARNING! Possible collision between flight {a1.Tag} and {a2.Tag}."
+ Environment.NewLine + a1.ToString() + Environment.NewLine + a2.ToString() + Environment.NewLine + Environment.NewLine);
}
public double Speed(AircraftData newPosition, AircraftData oldPosition)
{
int timeDiff = Math.Abs(ConvertTimeToMilliseconds(newPosition) - ConvertTimeToMilliseconds(oldPosition));
return(CalcDistance(newPosition, oldPosition) / ((double)timeDiff / 1000));
}
public int CalcDistance(AircraftData obj1, AircraftData obj2)
{
return((int)Math.Sqrt(Math.Pow((double)(obj2.X_coordinate - obj1.X_coordinate), 2) +
Math.Pow((double)(obj2.Y_coordinate - obj1.Y_coordinate), 2)));
}