/// <summary> /// Returns a new router. /// </summary> /// <param name="interpreter"></param> /// <param name="embeddedName"></param> /// <param name="contract"></param> /// <returns></returns> public override Router BuildRouter(IOsmRoutingInterpreter interpreter, string embeddedName, bool contract) { if (_data == null) { _data = new Dictionary<string, DynamicGraphRouterDataSource<CHEdgeData>>(); } DynamicGraphRouterDataSource<CHEdgeData> data = null; if (!_data.TryGetValue(embeddedName, out data)) { var tagsIndex = new SimpleTagsIndex(); // do the data processing. data = new DynamicGraphRouterDataSource<CHEdgeData>(tagsIndex); var targetData = new CHEdgeGraphOsmStreamTarget( data, interpreter, tagsIndex, Vehicle.Car); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(string.Format( "OsmSharp.Test.Unittests.{0}", embeddedName))); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); // do the pre-processing part. var preProcessor = new CHPreProcessor(data, new SparseOrdering(data), new DykstraWitnessCalculator()); preProcessor.Start(); _data[embeddedName] = data; } return Router.CreateCHFrom(data, new CHRouter(), interpreter); }
/// <summary> /// Returns a new router. /// </summary> /// <param name="interpreter"></param> /// <param name="embeddedName"></param> /// <returns></returns> public override Router BuildRouter(IOsmRoutingInterpreter interpreter, string embeddedName) { if (_data == null) { _data = new Dictionary<string, RouterDataSource<CHEdgeData>>(); } RouterDataSource<CHEdgeData> data = null; if (!_data.TryGetValue(embeddedName, out data)) { var tagsIndex = new TagsIndex(); // do the data processing. data = new RouterDataSource<CHEdgeData>(new DirectedGraph<CHEdgeData>(), tagsIndex); var targetData = new CHEdgeGraphOsmStreamTarget( data, interpreter, tagsIndex, Vehicle.Car); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(string.Format( "OsmSharp.Test.Unittests.{0}", embeddedName))); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); _data[embeddedName] = data; } return Router.CreateCHFrom(data, new CHRouter(), interpreter); }
public void RoutingRegressionTest1() { var interpreter = new OsmRoutingInterpreter(); var tagsIndex = new TagsTableCollectionIndex(); // do the data processing. var memoryData = new DynamicGraphRouterDataSource<LiveEdge>(tagsIndex); var targetData = new LiveGraphOsmStreamTarget(memoryData, interpreter, tagsIndex); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream("OsmSharp.Test.Unittests.test_routing_regression1.osm")); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); var basicRouter = new Dykstra(); var router = Router.CreateLiveFrom(memoryData, basicRouter, interpreter); // resolve the three points in question. var point35 = new GeoCoordinate(51.01257, 4.000753); var point35resolved = router.Resolve(Vehicle.Car, point35); var point45 = new GeoCoordinate(51.01315, 3.999588); var point45resolved = router.Resolve(Vehicle.Car, point45); // route between 35 and 45. var routebefore = router.Calculate(Vehicle.Car, point35resolved, point45resolved); // route between 35 and 45. var routeafter = router.Calculate(Vehicle.Car, point35resolved, point45resolved); Assert.AreEqual(routebefore.TotalDistance, routeafter.TotalDistance); }
/// <summary> /// Returns a new router. /// </summary> /// <param name="interpreter"></param> /// <param name="embeddedName"></param> /// <param name="contract"></param> /// <returns></returns> public override Router BuildRouter(IOsmRoutingInterpreter interpreter, string embeddedName, bool contract) { if (_data == null) { _data = new Dictionary<string, DynamicGraphRouterDataSource<LiveEdge>>(); } DynamicGraphRouterDataSource<LiveEdge> data = null; if (!_data.TryGetValue(embeddedName, out data)) { var tagsIndex = new TagsTableCollectionIndex(); // do the data processing. data = new DynamicGraphRouterDataSource<LiveEdge>(tagsIndex); var targetData = new LiveGraphOsmStreamTarget( data, interpreter, tagsIndex, new Vehicle[] { Vehicle.Car }, false); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(string.Format( "OsmSharp.Test.Unittests.{0}", embeddedName))); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); _data[embeddedName] = data; } return Router.CreateLiveFrom(data, new Dykstra(), interpreter); }
/// <summary> /// Returns a new router. /// </summary> /// <returns></returns> public override Router BuildRouter(IOsmRoutingInterpreter interpreter, string embeddedName) { var tagsIndex = new TagsIndex(); // do the data processing. var data = new RouterDataSource<Edge>(new Graph<Edge>(), tagsIndex); var targetData = new GraphOsmStreamTarget( data, interpreter, tagsIndex, new Vehicle[] { Vehicle.Car }, false); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(string.Format( "OsmSharp.Routing.Test.data.{0}", embeddedName))); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); return Router.CreateFrom(data, new Dykstra(), interpreter); }
/// <summary> /// Creates a router. /// </summary> /// <param name="interpreter"></param> /// <param name="manifestResourceName"></param> /// <returns></returns> protected override Router CreateRouter(IOsmRoutingInterpreter interpreter, string manifestResourceName) { SimpleTagsIndex tagsIndex = new SimpleTagsIndex(); // do the data processing. DynamicGraphRouterDataSource<LiveEdge> memoryData = new DynamicGraphRouterDataSource<LiveEdge>(tagsIndex); LiveGraphOsmStreamTarget target_data = new LiveGraphOsmStreamTarget( memoryData, interpreter, memoryData.TagsIndex); XmlOsmStreamSource dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(manifestResourceName)); OsmStreamFilterSort sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); target_data.RegisterSource(sorter); target_data.Pull(); IBasicRouter<LiveEdge> basicRouter = new DykstraRoutingLive(memoryData.TagsIndex); return Router.CreateLiveFrom(memoryData, basicRouter, interpreter); }
/// <summary> /// Creates a router. /// </summary> /// <param name="interpreter"></param> /// <param name="manifestResourceName"></param> /// <returns></returns> protected override Router CreateRouter(IOsmRoutingInterpreter interpreter, string manifestResourceName) { TagsIndex tagsIndex = new TagsIndex(); // do the data processing. var memoryData = new RouterDataSource<Edge>(new Graph<Edge>(), tagsIndex); var targetData = new GraphOsmStreamTarget( memoryData, interpreter, tagsIndex, null, false); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(manifestResourceName)); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); IRoutingAlgorithm<Edge> basicRouter = new Dykstra(); return Router.CreateFrom(memoryData, basicRouter, interpreter); }
/// <summary> /// Builds a raw data source. /// </summary> /// <returns></returns> public DynamicGraphRouterDataSource<LiveEdge> BuildDykstraDataSource( IOsmRoutingInterpreter interpreter, string embeddedName) { var tagsIndex = new SimpleTagsIndex(); // do the data processing. var data = new DynamicGraphRouterDataSource<LiveEdge>(tagsIndex); var targetData = new LiveGraphOsmStreamTarget( data, interpreter, data.TagsIndex); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(string.Format( "OsmSharp.Test.Unittests.{0}", embeddedName))); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); return data; }
public void RoutingRegressionTest1() { OsmRoutingInterpreter interpreter = new OsmRoutingInterpreter(); SimpleTagsIndex tags_index = new SimpleTagsIndex(); // do the data processing. DynamicGraphRouterDataSource<LiveEdge> memory_data = new DynamicGraphRouterDataSource<LiveEdge>(tags_index); LiveGraphOsmStreamTarget target_data = new LiveGraphOsmStreamTarget( memory_data, interpreter, memory_data.TagsIndex); XmlOsmStreamSource data_processor_source = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream("OsmSharp.Test.Unittests.test_routing_regression1.osm")); OsmStreamFilterSort sorter = new OsmStreamFilterSort(); sorter.RegisterSource(data_processor_source); target_data.RegisterSource(sorter); target_data.Pull(); IBasicRouter<LiveEdge> basic_router = new DykstraRoutingLive(memory_data.TagsIndex); Router router = Router.CreateLiveFrom(memory_data, basic_router, interpreter); // resolve the three points in question. GeoCoordinate point35 = new GeoCoordinate(51.01257, 4.000753); RouterPoint point35resolved = router.Resolve(Vehicle.Car, point35); // GeoCoordinate point40 = new GeoCoordinate(51.01250, 4.000013); // RouterPoint point40resolved = router.Resolve(Vehicle.Car, point40); GeoCoordinate point45 = new GeoCoordinate(51.01315, 3.999588); RouterPoint point45resolved = router.Resolve(Vehicle.Car, point45); // route between 35 and 45. Route routebefore = router.Calculate(Vehicle.Car, point35resolved, point45resolved); // GeoCoordinate point129 = new GeoCoordinate(51.01239, 3.999573); // RouterPoint point129resolved = router.Resolve(Vehicle.Car, point129); // route between 35 and 45. Route routeafter = router.Calculate(Vehicle.Car, point35resolved, point45resolved); Assert.AreEqual(routebefore.TotalDistance, routeafter.TotalDistance); }
/// <summary> /// Creates a router. /// </summary> /// <param name="interpreter"></param> /// <param name="manifestResourceName"></param> /// <returns></returns> protected override Router CreateRouter(IOsmRoutingInterpreter interpreter, string manifestResourceName) { TagsIndex tagsIndex = new TagsIndex(); // do the data processing. var data = new RouterDataSource<CHEdgeData>(new DirectedGraph<CHEdgeData>(), tagsIndex); var targetData = new CHEdgeGraphOsmStreamTarget( data, interpreter, tagsIndex, Vehicle.Car); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(manifestResourceName)); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); // do the pre-processing part. var witnessCalculator = new DykstraWitnessCalculator(); var preProcessor = new CHPreprocessor(data, new EdgeDifferenceContractedSearchSpace(data, witnessCalculator), witnessCalculator); preProcessor.Start(); return Router.CreateCHFrom(data, new CHRouter(), interpreter); }
/// <summary> /// Creates a router. /// </summary> /// <param name="interpreter"></param> /// <param name="manifestResourceName"></param> /// <returns></returns> protected override Router CreateRouter(IOsmRoutingInterpreter interpreter, string manifestResourceName) { SimpleTagsIndex tagsIndex = new SimpleTagsIndex(); // do the data processing. var data = new DynamicGraphRouterDataSource<CHEdgeData>(tagsIndex); var targetData = new CHEdgeGraphOsmStreamTarget( data, interpreter, data.TagsIndex, Vehicle.Car); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(manifestResourceName)); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); // do the pre-processing part. var witnessCalculator = new DykstraWitnessCalculator(data); var preProcessor = new CHPreProcessor(data, new EdgeDifference(data, witnessCalculator), witnessCalculator); preProcessor.Start(); //IBasicRouter<LiveEdge> basicRouter = new DykstraRoutingLive(memoryData.TagsIndex); return Router.CreateCHFrom(data, new CHRouter(data), interpreter); }
public void RoutingRegressionTest4() { var interpreter = new OsmRoutingInterpreter(); var tagsIndex = new TagsTableCollectionIndex(); // do the data processing. var memoryData = new DynamicGraphRouterDataSource<LiveEdge>(tagsIndex); var targetData = new LiveGraphOsmStreamTarget(memoryData, interpreter, tagsIndex); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream("OsmSharp.Test.Unittests.test_routing_regression1.osm")); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); var basicRouter = new Dykstra(); var router = Router.CreateLiveFrom(memoryData, basicRouter, interpreter); // resolve the three points in question. var point35 = new GeoCoordinate(51.01257, 4.000753); var point35ResolvedCar = router.Resolve(Vehicle.Car, point35); var point35ResolvedBicycle = router.Resolve(Vehicle.Bicycle, point35); }
public void RoutingRegressionTest3() { var interpreter = new OsmRoutingInterpreter(); var tagsIndex = new TagsTableCollectionIndex(); // do the data processing. var memoryData = new DynamicGraphRouterDataSource<LiveEdge>(tagsIndex); var targetData = new LiveGraphOsmStreamTarget(memoryData, interpreter, tagsIndex); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream("OsmSharp.Test.Unittests.test_network.osm")); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); var basicRouter = new Dykstra(); var router = Router.CreateLiveFrom(memoryData, basicRouter, interpreter); // build coordinates list of resolved points. var testPoints = new List<GeoCoordinate>(); testPoints.Add(new GeoCoordinate(51.0581719, 3.7201622)); testPoints.Add(new GeoCoordinate(51.0580439, 3.7202134)); testPoints.Add(new GeoCoordinate(51.0580573, 3.7204378)); testPoints.Add(new GeoCoordinate(51.0581862, 3.7203758)); // build a matrix of routes between all points. var referenceRoutes = new Route[testPoints.Count][]; var permuationArray = new int[testPoints.Count]; for (int fromIdx = 0; fromIdx < testPoints.Count; fromIdx++) { permuationArray[fromIdx] = fromIdx; referenceRoutes[fromIdx] = new Route[testPoints.Count]; for (int toIdx = 0; toIdx < testPoints.Count; toIdx++) { // create router from scratch. router = Router.CreateLiveFrom( memoryData, basicRouter, interpreter); // resolve points. var from = router.Resolve(Vehicle.Car, testPoints[fromIdx]); var to = router.Resolve(Vehicle.Car, testPoints[toIdx]); // calculate route. referenceRoutes[fromIdx][toIdx] = router.Calculate(Vehicle.Car, from, to); } } // resolve points in some order and compare the resulting routes. // they should be identical in length except for some numerical rounding errors. var enumerator = new PermutationEnumerable<int>( permuationArray); foreach (int[] permutation in enumerator) { // create router from scratch. router = Router.CreateLiveFrom(memoryData, basicRouter, interpreter); // resolve in the order of the permutation. var resolvedPoints = new RouterPoint[permutation.Length]; for (int idx = 0; idx < permutation.Length; idx++) { resolvedPoints[permutation[idx]] = router.Resolve(Vehicle.Car, testPoints[permutation[idx]]); } for (int fromIdx = 0; fromIdx < testPoints.Count; fromIdx++) { for (int toIdx = 0; toIdx < testPoints.Count; toIdx++) { // calculate route. var route = router.Calculate(Vehicle.Car, resolvedPoints[fromIdx], resolvedPoints[toIdx]); Assert.AreEqual(referenceRoutes[fromIdx][toIdx].TotalDistance, route.TotalDistance, 0.1); } } } }
public void TestFilterSort() { // execute var filter = new OsmStreamFilterSort(); filter.RegisterSource(new OsmGeo[] { Node.Create(1, 0, 0), Node.Create(2, 1, 0), Node.Create(3, 0, 1), Way.Create(1, 1, 2, 3)}); var list = new List<OsmGeo>( filter); // verify. Assert.IsNotNull(list); Assert.AreEqual(4, list.Count); Assert.AreEqual(1, list[0].Id); Assert.AreEqual(2, list[1].Id); Assert.AreEqual(3, list[2].Id); Assert.AreEqual(1, list[3].Id); // reset. filter.Reset(); list = new List<OsmGeo>( filter); // verify. Assert.IsNotNull(list); Assert.AreEqual(4, list.Count); Assert.AreEqual(1, list[0].Id); Assert.AreEqual(2, list[1].Id); Assert.AreEqual(3, list[2].Id); Assert.AreEqual(1, list[3].Id); // execute filter = new OsmStreamFilterSort(); filter.RegisterSource(new OsmGeo[] { Node.Create(1, 0, 0), Node.Create(2, 1, 0), Way.Create(1, 1, 2, 3), Node.Create(3, 0, 1)}); list = new List<OsmGeo>( filter); // verify. Assert.IsNotNull(list); Assert.AreEqual(4, list.Count); Assert.AreEqual(1, list[0].Id); Assert.AreEqual(2, list[1].Id); Assert.AreEqual(3, list[2].Id); Assert.AreEqual(1, list[3].Id); // execute filter = new OsmStreamFilterSort(); filter.RegisterSource(new OsmGeo[] { Node.Create(1, 0, 0), Node.Create(2, 1, 0), Way.Create(1, 1, 2, 3), Relation.Create(1, new TagsCollection( Tag.Create("type", "multipolygon")), RelationMember.Create(1, "outer", OsmGeoType.Way)), Node.Create(3, 0, 1)}); list = new List<OsmGeo>( filter); // verify. Assert.IsNotNull(list); Assert.AreEqual(5, list.Count); Assert.AreEqual(1, list[0].Id); Assert.AreEqual(2, list[1].Id); Assert.AreEqual(3, list[2].Id); Assert.AreEqual(1, list[3].Id); Assert.AreEqual(1, list[4].Id); // reset. filter.Reset(); list = new List<OsmGeo>( filter); // verify. Assert.IsNotNull(list); Assert.AreEqual(5, list.Count); Assert.AreEqual(1, list[0].Id); Assert.AreEqual(2, list[1].Id); Assert.AreEqual(3, list[2].Id); Assert.AreEqual(1, list[3].Id); Assert.AreEqual(1, list[4].Id); }
/// <summary> /// Builds the data source. /// </summary> /// <returns></returns> private DynamicGraphRouterDataSource<CHEdgeData> BuildData(IOsmRoutingInterpreter interpreter) { DynamicGraphRouterDataSource<CHEdgeData> data = null; if (data == null) { var tagsIndex = new SimpleTagsIndex(); // do the data processing. data = new DynamicGraphRouterDataSource<CHEdgeData>(tagsIndex); var targetData = new CHEdgeGraphOsmStreamTarget( data, interpreter, tagsIndex, Vehicle.Car); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream("OsmSharp.Test.Unittests.test_network.osm")); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); } return data; }
public void RoutingRegressionTest2() { var interpreter = new OsmRoutingInterpreter(); var tagsIndex = new TagsIndex(); // do the data processing. var memoryData = new RouterDataSource<Edge>(new Graph<Edge>(), tagsIndex); var targetData = new GraphOsmStreamTarget(memoryData, interpreter, tagsIndex); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream("OsmSharp.Routing.Test.data.test_network.osm")); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); var basicRouter = new Dykstra(); var router = Router.CreateFrom(memoryData, basicRouter, interpreter); // build coordinates list of resolved points. var testPoints = new List<GeoCoordinate>(); testPoints.Add(new GeoCoordinate(51.0582204, 3.7193524)); testPoints.Add(new GeoCoordinate(51.0582199, 3.7194002)); testPoints.Add(new GeoCoordinate(51.0581727, 3.7195833)); testPoints.Add(new GeoCoordinate(51.0581483, 3.7195553)); testPoints.Add(new GeoCoordinate(51.0581883, 3.7196617)); testPoints.Add(new GeoCoordinate(51.0581628, 3.7196889)); // build a matrix of routes between all points. var referenceRoutes = new Route[testPoints.Count][]; var permuationArray = new int[testPoints.Count]; for (int fromIdx = 0; fromIdx < testPoints.Count; fromIdx++) { permuationArray[fromIdx] = fromIdx; referenceRoutes[fromIdx] = new Route[testPoints.Count]; for (int toIdx = 0; toIdx < testPoints.Count; toIdx++) { // create router from scratch. router = Router.CreateFrom( memoryData, basicRouter, interpreter); // resolve points. var from = router.Resolve(Vehicle.Car, testPoints[fromIdx]); var to = router.Resolve(Vehicle.Car, testPoints[toIdx]); // calculate route. referenceRoutes[fromIdx][toIdx] = router.Calculate(Vehicle.Car, from, to); } } // resolve points in some order and compare the resulting routes. // they should be identical in length except for some numerical rounding errors. var enumerator = new PermutationEnumerable<int>(permuationArray); foreach (int[] permutation in enumerator) { // create router from scratch. router = Router.CreateFrom(memoryData, basicRouter, interpreter); // resolve in the order of the permutation. var resolvedPoints = new RouterPoint[permutation.Length]; for (int idx = 0; idx < permutation.Length; idx++) { resolvedPoints[permutation[idx]] = router.Resolve(Vehicle.Car, testPoints[permutation[idx]]); } for (int fromIdx = 0; fromIdx < testPoints.Count; fromIdx++) { for (int toIdx = 0; toIdx < testPoints.Count; toIdx++) { // calculate route. var route = router.Calculate(Vehicle.Car, resolvedPoints[fromIdx], resolvedPoints[toIdx]); // TODO: changed the resolve accuracy to .5m. Make sure this is more accurate in the future. Assert.AreEqual(referenceRoutes[fromIdx][toIdx].TotalDistance, route.TotalDistance, 1); } } } }
/// <summary> /// Creates a router based on the resource. /// </summary> /// <param name="interpreter"></param> /// <param name="manifestResourceName"></param> /// <returns></returns> protected Router CreateReferenceRouter(IOsmRoutingInterpreter interpreter, string manifestResourceName) { TagsTableCollectionIndex tagsIndex = new TagsTableCollectionIndex(); // do the data processing. DynamicGraphRouterDataSource<LiveEdge> memoryData = new DynamicGraphRouterDataSource<LiveEdge>(tagsIndex); LiveGraphOsmStreamTarget target_data = new LiveGraphOsmStreamTarget( memoryData, interpreter, tagsIndex, null, false); XmlOsmStreamSource dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(manifestResourceName)); OsmStreamFilterSort sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); target_data.RegisterSource(sorter); target_data.Pull(); IRoutingAlgorithm<LiveEdge> basicRouter = new Dykstra(); return Router.CreateLiveFrom(memoryData, basicRouter, interpreter); }
/// <summary> /// Executes the CH contractions while verifying each step. /// </summary> /// <param name="stream"></param> public void DoTestCHSparseVerifiedContraction(Stream stream) { _pathsBeforeContraction = new Dictionary<uint, Dictionary<uint, Dictionary<uint, PathSegment<long>>>>(); _interpreter = new OsmRoutingInterpreter(); var tagsIndex = new TagsIndex(); // do the data processing. _data = new RouterDataSource<CHEdgeData>(new DirectedGraph<CHEdgeData>(), tagsIndex); var targetData = new CHEdgeGraphOsmStreamTarget( _data, _interpreter, tagsIndex, Vehicle.Car); var dataProcessorSource = new XmlOsmStreamSource(stream); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); //// do the pre-processing part. //var witnessCalculator = new DykstraWitnessCalculator(); //var preProcessor = new CHPreProcessor(_data, // new EdgeDifferenceContractedSearchSpace(_data, witnessCalculator), witnessCalculator); //preProcessor.OnBeforeContractionEvent += new CHPreProcessor.VertexDelegate(pre_processor_OnBeforeContractionEvent); //preProcessor.OnAfterContractionEvent += new CHPreProcessor.VertexDelegate(pre_processor_OnAfterContractionEvent); //preProcessor.Start(); }
/// <summary> /// Executes the CH contractions while verifying each step. /// </summary> /// <param name="stream"></param> public void DoTestCHEdgeDifferenceVerifiedContraction(Stream stream) { _interpreter = new OsmRoutingInterpreter(); var tagsIndex = new TagsTableCollectionIndex(); // do the data processing. _data = new DynamicGraphRouterDataSource<CHEdgeData>(tagsIndex); var targetData = new CHEdgeGraphOsmStreamTarget( _data, _interpreter, tagsIndex, Vehicle.Car); var dataProcessorSource = new XmlOsmStreamSource(stream); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); // do the pre-processing part. var witnessCalculator = new DykstraWitnessCalculator(); var preProcessor = new CHPreProcessor(_data, new EdgeDifferenceContractedSearchSpace(_data, witnessCalculator), witnessCalculator); preProcessor.OnBeforeContractionEvent += new CHPreProcessor.VertexDelegate(pre_processor_OnBeforeContractionEvent); preProcessor.OnAfterContractionEvent += new CHPreProcessor.VertexDelegate(pre_processor_OnAfterContractionEvent); preProcessor.Start(); }
/// <summary> /// Creates a router using live interpreted edges. /// </summary> /// <param name="reader">The OSM-stream reader.</param> /// <param name="interpreter">The routing interpreter.</param> /// <returns></returns> public static Router CreateLiveFrom(OsmStreamSource reader, IOsmRoutingInterpreter interpreter) { var tagsIndex = new SimpleTagsIndex(); // creates a tagged index. // read from the OSM-stream. var memoryData = new DynamicGraphRouterDataSource<LiveEdge>(tagsIndex); var targetData = new LiveGraphOsmStreamTarget(memoryData, interpreter, tagsIndex); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(reader); targetData.RegisterSource(sorter); targetData.Pull(); // creates the live edge router. var liveEdgeRouter = new TypedRouterLiveEdge( memoryData, interpreter, new DykstraRoutingLive(tagsIndex)); return new Router(liveEdgeRouter); // create the actual router. }
/// <summary> /// Builds an in-memory data source from an xml data stream. /// </summary> /// <param name="stream"></param> /// <returns></returns> private DynamicGraphRouterDataSource<CHEdgeData> BuildData(Stream stream) { var interpreter = new OsmRoutingInterpreter(); var tagsIndex = new SimpleTagsIndex(); // do the data processing. var data = new DynamicGraphRouterDataSource<CHEdgeData>(tagsIndex); var targetData = new CHEdgeGraphOsmStreamTarget( data, interpreter, tagsIndex, Vehicle.Car); var dataProcessorSource = new XmlOsmStreamSource(stream); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); return data; }
/// <summary> /// Builds a raw router to compare against. /// </summary> /// <returns></returns> public void BuildDykstraRouter(string embeddedName, IOsmRoutingInterpreter interpreter) { var tagsIndex = new TagsIndex(); // do the data processing. var data = new RouterDataSource<Edge>(new Graph<Edge>(), tagsIndex); var targetData = new GraphOsmStreamTarget( data, interpreter, tagsIndex, new Vehicle[] { Vehicle.Car }); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(embeddedName)); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); // initialize the router. _referenceRouter = Router.CreateFrom(data, new Dykstra(), interpreter); }
public void SortDirectedHilbertRealBigTest() { var embeddedString = "OsmSharp.Routing.Test.data.test_network_big.osm"; var n = GraphExtensions.DefaultHilbertSteps; // do the data processing without preprocessing. var interpreter = new OsmRoutingInterpreter(); var tagsIndex = new TagsIndex(); var unsortedData = new RouterDataSource<CHEdgeData>(new DirectedGraph<CHEdgeData>(), tagsIndex); var targetData = new CHEdgeGraphOsmStreamTarget(unsortedData, interpreter, tagsIndex, OsmSharp.Routing.Vehicles.Vehicle.Car, (g) => { return null; }); var dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(embeddedString)); var sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); // do the data processing with only hilbert sorting preprocessing. interpreter = new OsmRoutingInterpreter(); tagsIndex = new TagsIndex(); var data = new RouterDataSource<CHEdgeData>(new DirectedGraph<CHEdgeData>(), tagsIndex); targetData = new CHEdgeGraphOsmStreamTarget(data, interpreter, tagsIndex, OsmSharp.Routing.Vehicles.Vehicle.Car, (g) => { return new HilbertSortingPreprocessor<CHEdgeData>(g); }); dataProcessorSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream(embeddedString)); sorter = new OsmStreamFilterSort(); sorter.RegisterSource(dataProcessorSource); targetData.RegisterSource(sorter); targetData.Pull(); // test if sorted. for (uint sortedVertex = 1; sortedVertex < data.VertexCount; sortedVertex++) { var coordinate = data.GetLocation(sortedVertex); var neighbours = new Dictionary<GeoCoordinateSimple, CHEdgeData>(); foreach (var edge in data.GetEdges(sortedVertex)) { neighbours[data.GetLocation(edge.Neighbour)] = edge.EdgeData; } for (uint unsortedVertex = 1; unsortedVertex < unsortedData.VertexCount; unsortedVertex++) { var unsortedCoordinate = unsortedData.GetLocation(unsortedVertex); if (coordinate.Latitude == unsortedCoordinate.Latitude && coordinate.Longitude == unsortedCoordinate.Longitude) { // this is the same vertex, all vertices is the test network have different coordinates. // compare their neighbours. var unsortedNeighbours = new Dictionary<GeoCoordinateSimple, CHEdgeData>(); foreach (var edge in unsortedData.GetEdges(unsortedVertex)) { unsortedNeighbours[unsortedData.GetLocation(edge.Neighbour)] = edge.EdgeData; } Assert.AreEqual(neighbours.Count, unsortedNeighbours.Count); foreach (var neighbour in neighbours) { Assert.IsTrue(unsortedNeighbours.ContainsKey(neighbour.Key)); var value = unsortedNeighbours[neighbour.Key]; Assert.AreEqual(neighbour.Value.Weight, value.Weight); Assert.AreEqual(neighbour.Value.Forward, value.Forward); Assert.AreEqual(neighbour.Value.RepresentsNeighbourRelations, value.RepresentsNeighbourRelations); Assert.AreEqual(neighbour.Value.Tags, value.Tags); } break; } } } }
public void RoutingRegressionTest2() { OsmRoutingInterpreter interpreter = new OsmRoutingInterpreter(); SimpleTagsIndex tags_index = new SimpleTagsIndex(); // do the data processing. DynamicGraphRouterDataSource<LiveEdge> memory_data = new DynamicGraphRouterDataSource<LiveEdge>(tags_index); LiveGraphOsmStreamTarget target_data = new LiveGraphOsmStreamTarget( memory_data, interpreter, memory_data.TagsIndex); XmlOsmStreamSource data_processor_source = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream("OsmSharp.Test.Unittests.test_network.osm")); OsmStreamFilterSort sorter = new OsmStreamFilterSort(); sorter.RegisterSource(data_processor_source); target_data.RegisterSource(sorter); target_data.Pull(); IBasicRouter<LiveEdge> basic_router = new DykstraRoutingLive(memory_data.TagsIndex); Router router = Router.CreateLiveFrom(memory_data, basic_router, interpreter); // build coordinates list of resolved points. List<GeoCoordinate> testPoints = new List<GeoCoordinate>(); testPoints.Add(new GeoCoordinate(51.0582204, 3.7193524)); testPoints.Add(new GeoCoordinate(51.0582199, 3.7194002)); //testPoints.Add(new GeoCoordinate(51.0582178, 3.7195025)); testPoints.Add(new GeoCoordinate(51.0581727, 3.7195833)); testPoints.Add(new GeoCoordinate(51.0581483, 3.7195553)); //testPoints.Add(new GeoCoordinate(51.0581219, 3.7195231)); //testPoints.Add(new GeoCoordinate(51.0580965, 3.7194918)); testPoints.Add(new GeoCoordinate(51.0581883, 3.7196617)); testPoints.Add(new GeoCoordinate(51.0581628, 3.7196889)); // build a matrix of routes between all points. Route[][] referenceRoutes = new Route[testPoints.Count][]; int[] permuationArray = new int[testPoints.Count]; for (int fromIdx = 0; fromIdx < testPoints.Count; fromIdx++) { permuationArray[fromIdx] = fromIdx; referenceRoutes[fromIdx] = new Route[testPoints.Count]; for (int toIdx = 0; toIdx < testPoints.Count; toIdx++) { // create router from scratch. router = Router.CreateLiveFrom( memory_data, basic_router, interpreter); // resolve points. RouterPoint from = router.Resolve(Vehicle.Car, testPoints[fromIdx]); RouterPoint to = router.Resolve(Vehicle.Car, testPoints[toIdx]); // calculate route. referenceRoutes[fromIdx][toIdx] = router.Calculate(Vehicle.Car, from, to); } } // resolve points in some order and compare the resulting routes. // they should be identical in length except for some numerical rounding errors. PermutationEnumerable<int> enumerator = new PermutationEnumerable<int>( permuationArray); foreach (int[] permutation in enumerator) { //int[] permutation = new int[] { 5, 0, 1, 2, 4, 3, 6, 7, 8 }; //// incrementally resolve points. //// create router from scratch. //router = new Router<SimpleWeighedEdge>(memory_data, interpreter, basic_router); //// resolve in the order of the permutation. //RouterPoint[] resolvedPoints = new RouterPoint[permutation.Length]; //resolvedPoints[permutation[0]] = router.Resolve(VehicleEnum.Car, testPoints[permutation[0]]); //for (int idx = 1; idx < permutation.Length; idx++) //{ // resolvedPoints[permutation[idx]] = router.Resolve(VehicleEnum.Car, testPoints[permutation[idx]]); // for (int fromIdx = 0; fromIdx <= idx; fromIdx++) // { // for (int toIdx = 0; toIdx <= idx; toIdx++) // { // // calculate route. // OsmSharpRoute route = router.Calculate(VehicleEnum.Car, // resolvedPoints[permutation[fromIdx]], resolvedPoints[permutation[toIdx]]); // Assert.AreEqual(referenceRoutes[permutation[fromIdx]][permutation[toIdx]].TotalDistance, // route.TotalDistance, 0.1); // } // } //} // create router from scratch. router = Router.CreateLiveFrom(memory_data, basic_router, interpreter); // resolve in the order of the permutation. RouterPoint[] resolvedPoints = new RouterPoint[permutation.Length]; for (int idx = 0; idx < permutation.Length; idx++) { resolvedPoints[permutation[idx]] = router.Resolve(Vehicle.Car, testPoints[permutation[idx]]); } for (int fromIdx = 0; fromIdx < testPoints.Count; fromIdx++) { for (int toIdx = 0; toIdx < testPoints.Count; toIdx++) { // calculate route. Route route = router.Calculate(Vehicle.Car, resolvedPoints[fromIdx], resolvedPoints[toIdx]); Assert.AreEqual(referenceRoutes[fromIdx][toIdx].TotalDistance, route.TotalDistance, 0.1); } } } }