/// <summary>
/// Set the location of this transform on the map to the specified latitude and longitude.
/// </summary>
/// <param name="latLong">The new position of the transform.</param>
public void SetPosition(LatLong latLong)
{
m_positioner.SetPosition(latLong);
}
/// <summary>
/// Set the position of this transform to the specified point.
/// </summary>
/// <param name="latLong">The new position of the transform.</param>
public void SetPosition(LatLong latLong)
{
SetPosition(latLong.ToECEF());
}
/// <summary>
/// Get a bearing / direction between the current lat-long and the lat-long provided.
/// </summary>
/// <param name="toPoint">The point the returned bearing should point towards.</param>
public double BearingTo(LatLong toPoint)
{
return(m_latLong.BearingTo(toPoint));
}
/// <summary>
/// Creates an instance of the type. No conversion takes place since all values are stored as is.
/// </summary>
/// <param name="latitudeInDegrees">Latitude in degrees.</param>
/// <param name="longitudeInDegrees">Longitude in degrees.</param>
/// <param name="altitudeInMetres">Altitude in metres.</param>
public LatLongAltitude(double latitudeInDegrees, double longitudeInDegrees, double altitudeInMetres)
{
m_latLong = new LatLong(latitudeInDegrees, longitudeInDegrees);
m_altitude = altitudeInMetres;
}
private static extern double EstimateGreatCircleDistance(
ref LatLong a,
ref LatLong b,
double sphereRadius
);
/// <summary>
/// Estimates the length (in meters) of a great circle arc along the Earth's surface, between
/// the two lat-longs provided. This does not take account of changes in surface altitude.
/// </summary>
/// <param name="a">The first of the points to find the distance between.</param>
/// <param name="b">The second of the points to find the distance between.</param>
/// <returns>The estimated distance between the two points, in meters.</returns>
public static double EstimateGreatCircleDistance(LatLong a, LatLong b)
{
return(EstimateGreatCircleDistance(ref a, ref b, EarthConstants.Radius));
}
