/// <summary>
/// Resolves a location but also checks if it's connected to the rest of the network.
/// </summary>
public static Result <RouterPoint> TryResolveConnected(this RouterBase router, IProfileInstance profileInstance, float latitude, float longitude,
float radiusInMeter = 1000, float maxSearchDistance = Constants.SearchDistanceInMeter, bool?forward = null)
{
var resolver = new Algorithms.Search.ResolveAlgorithm(router.Db.Network.GeometricGraph, latitude, longitude, radiusInMeter, maxSearchDistance, (edge) =>
{
// create a temp resolved point in the middle of this edge.
var tempRouterPoint = new RouterPoint(0, 0, edge.Id, ushort.MaxValue / 2);
var connectivityResult = router.TryCheckConnectivity(profileInstance, tempRouterPoint, radiusInMeter / 2, forward);
if (connectivityResult.IsError)
{ // if there is an error checking connectivity, choose not report it, just don't choose this point.
return(false);
}
return(connectivityResult.Value);
});
resolver.Run();
if (!resolver.HasSucceeded)
{ // something went wrong.
return(new Result <RouterPoint>(resolver.ErrorMessage, (message) =>
{
return new Itinero.Exceptions.ResolveFailedException(message);
}));
}
return(new Result <RouterPoint>(resolver.Result));
}
/// <summary>
/// Checks if the given point is connected to the rest of the network. Use this to detect points on routing islands.
/// </summary>
public static bool CheckConnectivity(this RouterBase router, IProfileInstance profile, RouterPoint point, float radiusInMeters)
{
return(router.TryCheckConnectivity(profile, point, radiusInMeters).Value);
}