private float[] EstimateMidpoint(GIS_Feature.Coordinates coordinates1, GIS_Feature.Coordinates coordinates2)
{
float mpLat, mpLong, mpLatAct, mpLongAct;
mpLat = (coordinates2.Latitude + coordinates1.Latitude) / 2;
mpLong = (coordinates2.Longitude + coordinates1.Longitude) / 2;
mpLatAct = 111139 * (mpLat - geolocation.Latitude);
mpLongAct = 111139 * (mpLong - geolocation.Longitude);
//TODO reference midpoint (In GPS coordinates format) to User GPS location and convert to Unity units.
return(new float[] { mpLatAct, mpLongAct });
}
/// <summary>
/// Uses pythagorean theory to determine the angle between two XY GIS_Points in planar space
/// </summary>
/// <param name="coordinates1"></param>
/// <param name="coordinates2"></param>
/// <returns></returns>
private float EstimateAngle(GIS_Feature.Coordinates coordinates1, GIS_Feature.Coordinates coordinates2)
{
return(Mathf.Rad2Deg * Mathf.Atan2(coordinates2.Latitude - coordinates1.Latitude, coordinates2.Longitude - coordinates1.Longitude));
}
/// <summary>
/// Uses pythagorean theory to determine length between two XY GIS_Points in planar space.
/// </summary>
/// <param name="coordinates1"></param>
/// <param name="coordinates2"></param>
/// <returns></returns>
private float EstimateLength(GIS_Feature.Coordinates coordinates1, GIS_Feature.Coordinates coordinates2)
{
return(111139 * Mathf.Sqrt(Mathf.Pow(coordinates2.Latitude - coordinates1.Latitude, 2) + Mathf.Pow(coordinates2.Longitude - coordinates1.Longitude, 2)));
}
