#ifndef SGGeodesy_H
#define SGGeodesy_H
-class SGGeoc;
-class SGGeod;
-
-template<typename T>
-class SGVec3;
-
class SGGeodesy {
public:
// Hard numbers from the WGS84 standard.
/// Takes a geocentric coordinate data and returns the cartesian
/// coordinates.
static void SGGeocToCart(const SGGeoc& geoc, SGVec3<double>& cart);
+
+ // Geodetic course/distance computation
+ static bool direct(const SGGeod& p1, double course1,
+ double distance, SGGeod& p2, double& course2);
+
+ static bool inverse(const SGGeod& p1, const SGGeod& p2, double& course1,
+ double& course2, double& distance);
+
+ static double courseDeg(const SGGeod& from, const SGGeod& to);
+ static double distanceM(const SGGeod& from, const SGGeod& to);
+ static double distanceNm(const SGGeod& from, const SGGeod& to);
+
+ // Geocentric course/distance computation
+ static void advanceRadM(const SGGeoc& geoc, double course, double distance,
+ SGGeoc& result);
+ static double courseRad(const SGGeoc& from, const SGGeoc& to);
+ static double distanceM(const SGGeoc& from, const SGGeoc& to);
};
#endif