/// <summary>
/// Initialize OsmSnapper, which allows you to snap GPS tracks to on-road geometries
/// </summary>
/// <param name="overpassApi"></param>
/// <param name="boundingBox"></param>
/// <param name="parameters"></param>
/// <param name="printConsoleUpdates"></param>
public OsmSnapper(OverpassApi overpassApi, BoundingBox boundingBox = null, MapMatcherParameters parameters = null, bool printConsoleUpdates = false, bool useSearchGrid = true)
{
_printConsoleUpdates = printConsoleUpdates;
_useSearchGrid = useSearchGrid;
if (parameters == null)
{
parameters = MapMatcherParameters.Default;
}
Parameters = parameters;
if (overpassApi == OverpassApi.DeloreanGray)
{
_overpassApi = Config.Urls.DeloreanGray;
}
else if (overpassApi == OverpassApi.MainOverpass)
{
_overpassApi = Config.Urls.MainOverpassApi;
}
else
{
throw new ArgumentException("Invalid overpass enum");
}
if (boundingBox != null)
{
SnappingArea = boundingBox;
// Build graph in bounding box and initialize map matcher (involves computing search grid data structure)
var graph = OsmGraphBuilder.BuildInRegion(_overpassApi, boundingBox);
MapMatcher = new OsmMapMatcher(graph, parameters, _useSearchGrid);
}
}
public OsmMapMatcher(RoadGraph graph, MapMatcherParameters parameters = null, bool useSearchGrid = true)
{
if (parameters == null)
{
parameters = MapMatcherParameters.Default;
}
Parameters = parameters;
if (useSearchGrid)
{
SearchGrid = SearchGridFactory.ComputeSearchGrid(graph, DefaultValues.Nearby_Road_Radius_In_Meters);
}
Graph = graph;
State = MapMatchState.InitialState();
}