public override int Build() { Tracks.Clear(); Track track = new Track(++trackId, Tracktype.Airline); Node node; Osm.Segment segment = new Osm.Segment(); segment.Tags.Add("ref", "North/South connection"); Osm.Node osmNode; segment.Id = 1; // make a track with segment size of 96 meter. (180 segments North/South) for (int y = -MapSize / 2; y <= MapSize / 2; y += 96) { osmNode = new Osm.Node(); osmNode.Lat = GeoTools.DistanceToLat(lat, y); osmNode.Lon = lon; node = CreateNode(track, segment, osmNode, 0, y); track.Nodes.Add(node); } Tracks.Add(track); return(0); }
public TrackCollection(double lat, double lon) { this.lat = lat; this.lon = lon; leftTopLat = GeoTools.DistanceToLat(lat, -MapSize / 2); leftTopLon = GeoTools.DistanceToLon(lon, lat, -MapSize / 2); rightBottomLat = GeoTools.DistanceToLat(lat, MapSize / 2); rightBottomLon = GeoTools.DistanceToLon(lon, lat, MapSize / 2); }
public void CanCalculateLatDistance() { double dist = GeoTools.LatDistance(lat - 1, lat); Assert.AreEqual(GeoTools.NauticalMile * -60, dist); dist = GeoTools.LatDistance(lat + 1, lat); Assert.AreEqual(GeoTools.NauticalMile * 60, dist); double leftTopLat = GeoTools.DistanceToLat(lat, -MapSize / 2); dist = GeoTools.LatDistance(leftTopLat, lat); Assert.AreEqual(-MapSize / 2, dist, 0.01); }
public void CanCalculateDistance() { double leftTopLat = GeoTools.DistanceToLat(lat, -MapSize / 2); double leftTopLon = GeoTools.DistanceToLon(lon, lat, -MapSize / 2); double rightBottomLat = GeoTools.DistanceToLat(lat, MapSize / 2); double rightBottomLon = GeoTools.DistanceToLon(lon, lat, MapSize / 2); double distance = GeoTools.Distance(leftTopLat, leftTopLon, rightBottomLat, rightBottomLon); double mapHypothenysa = Math.Sqrt(2 * Math.Pow(MapSize, 2)); Assert.AreEqual(24437.61f, mapHypothenysa, 0.01); Assert.AreEqual(distance, mapHypothenysa, 0.1); }
public void CanCalculateDistanceFromLat() { double calcLat = GeoTools.DistanceToLat(lat, 60 * GeoTools.NauticalMile); Assert.AreEqual(lat + 1, calcLat, 0.01); }