Method getDistance

src/Savegame/Target.cpp:153–156

* Returns the great circle distance to another * target on the globe. * @param target Pointer to other target. * @returns Distance in radian. */

 * @returns Distance in radian.
 */
double Target::getDistance(const Target *target) const
{
	return acos(cos(_lat) * cos(target->getLatitude()) * cos(target->getLongitude() - _lon) + sin(_lat) * sin(target->getLatitude()));
}

}