private Double getDistanceInKilometresForCorner(final GPS point, final GlobalPosition start) {
final GlobalPosition endFirstCorner =
new GlobalPosition(point.getDecimalLatitude(), point.getDecimalLongitude(), 0.0);
final GeodeticMeasurement measurementForFirstCorner =
geodeticCalculator.calculateGeodeticMeasurement(
Ellipsoid.KRASSOWSKI, start, endFirstCorner);
return Double.valueOf(measurementForFirstCorner.getPointToPointDistance() / METRES_IN_KM);
}
/**
* *
*
* @param gc1 GPS coordinate
* @param gc2 GPS coordinate
* @return the distance between two gps coordinates
*/
public static double getGPSDelta(GlobalCoordinates gc1, GlobalCoordinates gc2) {
if (geoCalc == null) {
geoCalc = new GeodeticCalculator();
}
GeodeticCurve geoCurve = geoCalc.calculateGeodeticCurve(reference, gc1, gc2);
return geoCurve.getEllipsoidalDistance() / 1000000.0;
}
public static double distancia(RegistroGPS p, RegistroGPS q) {
// instantiate the calculator
GeodeticCalculator geoCalc = new GeodeticCalculator();
// select a reference elllipsoid
Ellipsoid reference = Ellipsoid.WGS84;
// set origin coordinates
GlobalCoordinates origin;
origin = new GlobalCoordinates(p.getLatitud(), p.getLongitud());
// set destination coordinates
GlobalCoordinates destination;
destination = new GlobalCoordinates(q.getLatitud(), q.getLongitud());
// calculate the geodetic curve
GeodeticCurve geoCurve = geoCalc.calculateGeodeticCurve(reference, origin, destination);
return geoCurve.getEllipsoidalDistance();
}