public void TestInitialBearing()
{
Initialize();
var result = ArnosGrove.InitialBearing(FiveKilometresEast);
var errorDelta = 90 * errorPercent;
Assert.AreEqual(result, 90, errorDelta);
}
/// <summary>
/// Returns final bearing arriving at supplied destination position from this position; the
/// final bearing will differ from the initial bearing by varying degrees according to
/// distance and latitude.
/// </summary>
/// <param name="toPosition">The destination position</param>
/// <returns>Final bearing, in degrees clockwise from True North</returns>
public static double FinalBearing(this BasicGeoposition thisPoint, BasicGeoposition toPoint)
{
var initialBearing = toPoint.InitialBearing(thisPoint);
return((initialBearing + 180) % 360);
}
/// <summary>
/// Returns final bearing arriving at supplied destination position from this position; the
/// final bearing will differ from the initial bearing by varying degrees according to
/// distance and latitude.
/// </summary>
/// <param name="toPosition">The destination position</param>
/// <returns>Final bearing, in degrees clockwise from True North</returns>
public static double FinalBearing(this BasicGeoposition thisPoint, BasicGeoposition toPoint)
{
var initialBearing = toPoint.InitialBearing(thisPoint);
return (initialBearing + 180) % 360;
}