1 using namespace System;
2 using namespace NETGeographicLib;
3 
4 int main(array<System::String ^> ^/*args*/)
5 {
6     try {
7         Geodesic^ geod = gcnew Geodesic( Constants::WGS84::EquatorialRadius,
8                                          Constants::WGS84::Flattening );
9         // Alternatively: Geodesic^ geod = gcnew Geodesic();
10         {
11             // Sample direct calculation, travelling about NE from JFK
12             double lat1 = 40.6, lon1 = -73.8, s12 = 5.5e6, azi1 = 51;
13             double lat2, lon2;
14             geod->Direct(lat1, lon1, azi1, s12, lat2, lon2);
15             Console::WriteLine(String::Format("Latitude: {0} Longitude: {1}", lat2, lon2));
16         }
17         {
18             // Sample inverse calculation, JFK to LHR
19             double
20             lat1 = 40.6, lon1 = -73.8, // JFK Airport
21             lat2 = 51.6, lon2 = -0.5;  // LHR Airport
22             double s12;
23             geod->Inverse(lat1, lon1, lat2, lon2, s12);
24             Console::WriteLine( s12 );
25         }
26     }
27     catch (GeographicErr^ e) {
28         Console::WriteLine(String::Format("Caught exception: {0}", e->Message));
29         return -1;
30     }
31     return 0;
32 }
33