-
-
-/**
- * Find the Altitude above the Ellipsoid (WGS84) given the Earth
- * Centered Cartesian coordinate vector Distances are specified in
- * meters.
- * @param cp point specified in cartesian coordinates
- * @return altitude above the (wgs84) earth in meters
- */
-double sgGeodAltFromCart(const Point3D& cp);
-
-
-/**
- * Convert a polar coordinate to a cartesian coordinate. Lon and Lat
- * must be specified in radians. The SG convention is for distances
- * to be specified in meters
- * @param p point specified in polar coordinates
- * @return the same point in cartesian coordinates
- */
-Point3D sgPolarToCart3d(const Point3D& p);
-
-
-/**
- * Convert a cartesian coordinate to polar coordinates (lon/lat
- * specified in radians. Distances are specified in meters.
- * @param cp point specified in cartesian coordinates
- * @return the same point in polar coordinates
- */
-Point3D sgCartToPolar3d(const Point3D& cp);
-