public void TestSparseRemoval1()
{
// use one edge definition everywhere.
var edge = new LiveEdge();
edge.Forward = true;
edge.Tags = 1;
var graph = new MemoryGraph<LiveEdge>();
uint vertex1 = graph.AddVertex(0, 0);
uint vertex2 = graph.AddVertex(1, 1);
uint vertex3 = graph.AddVertex(2, 2);
graph.AddEdge(vertex1, vertex2, edge, null);
graph.AddEdge(vertex2, vertex1, edge, null);
graph.AddEdge(vertex2, vertex3, edge, null);
graph.AddEdge(vertex3, vertex2, edge, null);
// execute pre-processor.
var preProcessor = new LiveEdgePreprocessor(graph);
preProcessor.Start();
// test resulting graph.
Assert.AreEqual(2, graph.VertexCount);
Assert.AreEqual(1, graph.GetEdges(1).ToKeyValuePairs().Length);
Assert.AreEqual(2, graph.GetEdges(1).ToKeyValuePairs()[0].Key);
Assert.AreEqual(1, graph.GetEdges(2).ToKeyValuePairs().Length);
Assert.AreEqual(1, graph.GetEdges(2).ToKeyValuePairs()[0].Key);
}
public void TestLiveEdgeDynamicGraphEdge1()
{
using (var graph = new MemoryMappedGraph<LiveEdge>(1000, 1024))
{
uint tagsId = 10;
var vertex1 = graph.AddVertex(51, 1);
var vertex2 = graph.AddVertex(51, 2);
graph.AddEdge(vertex1, vertex2, new LiveEdge()
{
Forward = true,
Tags = tagsId
}, null);
// test forward edge.
var arcs = graph.GetEdges(vertex1).ToKeyValuePairs();
Assert.AreEqual(1, arcs.Length);
Assert.AreEqual(tagsId, arcs[0].Value.Tags);
Assert.AreEqual(vertex2, arcs[0].Key);
Assert.AreEqual(true, arcs[0].Value.Forward);
// test backward edge: backward edge is added automatically.
arcs = graph.GetEdges(vertex2).ToKeyValuePairs();
Assert.AreEqual(1, arcs.Length);
Assert.AreEqual(tagsId, arcs[0].Value.Tags);
Assert.AreEqual(vertex1, arcs[0].Key);
Assert.AreEqual(false, arcs[0].Value.Forward);
// add a third vertex.
var vertex3 = graph.AddVertex(51, 2);
var edge = new LiveEdge()
{
Forward = true,
Tags = tagsId
};
graph.AddEdge(vertex1, vertex3, edge, null);
// test forward edges.
arcs = graph.GetEdges(vertex1).ToKeyValuePairs();
Assert.AreEqual(2, arcs.Length);
Assert.AreEqual(tagsId, arcs[0].Value.Tags);
Assert.AreEqual(vertex2, arcs[0].Key);
Assert.AreEqual(true, arcs[0].Value.Forward);
Assert.AreEqual(tagsId, arcs[1].Value.Tags);
Assert.AreEqual(vertex3, arcs[1].Key);
Assert.AreEqual(true, arcs[1].Value.Forward);
// test backward edge: backward edge is added automatically.
arcs = graph.GetEdges(vertex3).ToKeyValuePairs();
Assert.AreEqual(1, arcs.Length);
Assert.AreEqual(tagsId, arcs[0].Value.Tags);
Assert.AreEqual(vertex1, arcs[0].Key);
Assert.AreEqual(false, arcs[0].Value.Forward);
}
}
public void RoutingRegressionTest10ResolvingReverse()
{
// build a graph to encode from.
var tags = new TagsTableCollectionIndex();
var graphDataSource = new DynamicGraphRouterDataSource<LiveEdge>(tags);
var vertex1 = graphDataSource.AddVertex(51.05849821468899f, 3.7240000000000000f);
var vertex2 = graphDataSource.AddVertex(51.05849821468899f, 3.7254400000000000f);
var vertex3 = graphDataSource.AddVertex(51.05849821468899f, 3.7225627899169926f);
var edge = new LiveEdge() // all edges are identical.
{
Distance = 100,
Forward = true,
Tags = tags.Add(new TagsCollection(
Tag.Create("highway", "tertiary"),
Tag.Create("oneway", "yes")))
};
var shape1 = new CoordinateArrayCollection<OsmSharp.Math.Geo.Simple.GeoCoordinateSimple>(
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple[] {
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple()
{
Latitude = 1,
Longitude = 1
},
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple()
{
Latitude = 2,
Longitude = 2
}
});
var shape2 = new CoordinateArrayCollection<OsmSharp.Math.Geo.Simple.GeoCoordinateSimple>(
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple[] {
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple()
{
Latitude = 3,
Longitude = 3
},
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple()
{
Latitude = 4,
Longitude = 4
}
});
graphDataSource.AddEdge(vertex1, vertex2, edge, shape1);
graphDataSource.AddEdge(vertex3, vertex1, edge, shape2);
// {RectF:[(3,71326552867889,51,048498214689),(3,73326552867889,51,068498214689)]}
var edges = graphDataSource.GetEdges(new GeoCoordinateBox(
new GeoCoordinate(51.068498214689, 3.73326552867889),
new GeoCoordinate(51.048498214689, 3.71326552867889)));
while (edges.MoveNext())
{
if (edges.Vertex1 == 1 &&
edges.Vertex2 == 2)
{
Assert.IsTrue(edges.EdgeData.Forward);
var shapes = edges.Intermediates.ToSimpleArray();
Assert.AreEqual(2, shapes.Length);
Assert.AreEqual(1, shapes[0].Latitude);
Assert.AreEqual(1, shapes[0].Longitude);
Assert.AreEqual(2, shapes[1].Latitude);
Assert.AreEqual(2, shapes[1].Longitude);
}
else if (edges.Vertex1 == 2 &&
edges.Vertex2 == 1)
{
Assert.IsFalse(edges.EdgeData.Forward);
var shapes = edges.Intermediates.ToSimpleArray();
Assert.AreEqual(2, shapes.Length);
Assert.AreEqual(2, shapes[0].Latitude);
Assert.AreEqual(2, shapes[0].Longitude);
Assert.AreEqual(1, shapes[1].Latitude);
Assert.AreEqual(1, shapes[1].Longitude);
}
if (edges.Vertex1 == 1 &&
edges.Vertex2 == 3)
{
Assert.IsFalse(edges.EdgeData.Forward);
var shapes = edges.Intermediates.ToSimpleArray();
Assert.AreEqual(2, shapes.Length);
Assert.AreEqual(4, shapes[0].Latitude);
Assert.AreEqual(4, shapes[0].Longitude);
Assert.AreEqual(3, shapes[1].Latitude);
Assert.AreEqual(3, shapes[1].Longitude);
}
else if (edges.Vertex1 == 3 &&
edges.Vertex2 == 1)
{
Assert.IsTrue(edges.EdgeData.Forward);
var shapes = edges.Intermediates.ToSimpleArray();
Assert.AreEqual(2, shapes.Length);
Assert.AreEqual(3, shapes[0].Latitude);
Assert.AreEqual(3, shapes[0].Longitude);
Assert.AreEqual(4, shapes[1].Latitude);
Assert.AreEqual(4, shapes[1].Longitude);
}
}
}
public void RoutingRegressionTest9ResolvingReverse()
{
// build a graph to encode from.
var tags = new TagsTableCollectionIndex();
var graphDataSource = new DynamicGraphRouterDataSource<LiveEdge>(tags);
var vertex1 = graphDataSource.AddVertex(51.05849821468899f, 3.7240000000000000f);
var vertex2 = graphDataSource.AddVertex(51.05849821468899f, 3.7254400000000000f);
var vertex3 = graphDataSource.AddVertex(51.05849821468899f, 3.7225627899169926f);
var edge = new LiveEdge() // all edges are identical.
{
Distance = 100,
Forward = true,
Tags = tags.Add(new TagsCollection(
Tag.Create("highway", "tertiary"),
Tag.Create("oneway", "yes")))
};
graphDataSource.AddEdge(vertex1, vertex2, edge, null);
graphDataSource.AddEdge(vertex3, vertex1, edge, null);
// {RectF:[(3,71326552867889,51,048498214689),(3,73326552867889,51,068498214689)]}
var edges = graphDataSource.GetEdges(new GeoCoordinateBox(
new GeoCoordinate(51.068498214689, 3.73326552867889),
new GeoCoordinate(51.048498214689, 3.71326552867889)));
while(edges.MoveNext())
{
if(edges.Vertex1 == 1 &&
edges.Vertex2 == 2)
{
Assert.IsTrue(edges.EdgeData.Forward);
}
else if(edges.Vertex1 == 2 &&
edges.Vertex2 == 1)
{
Assert.IsFalse(edges.EdgeData.Forward);
}
if (edges.Vertex1 == 1 &&
edges.Vertex2 == 3)
{
Assert.IsFalse(edges.EdgeData.Forward);
}
else if (edges.Vertex1 == 3 &&
edges.Vertex2 == 1)
{
Assert.IsTrue(edges.EdgeData.Forward);
}
}
}
public void RoutingRegressionTest11ResolvingReverse()
{
// build a graph to encode from.
var tags = new TagsTableCollectionIndex();
var graphDataSource = new DynamicGraphRouterDataSource<LiveEdge>(tags);
var vertex1 = graphDataSource.AddVertex(51.05849821468899f, 3.7240000000000000f);
var vertex2 = graphDataSource.AddVertex(51.05849821468899f, 3.7254400000000000f);
var vertex3 = graphDataSource.AddVertex(51.05849821468899f, 3.7225627899169926f);
var edgeData = new LiveEdge() // all edges are identical.
{
Distance = 100,
Forward = true,
Tags = tags.Add(new TagsCollection(
Tag.Create("highway", "tertiary"),
Tag.Create("oneway", "yes")))
};
var shape1 = new CoordinateArrayCollection<OsmSharp.Math.Geo.Simple.GeoCoordinateSimple>(
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple[] {
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple()
{
Latitude = 1,
Longitude = 1
},
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple()
{
Latitude = 2,
Longitude = 2
}
});
var shape2 = new CoordinateArrayCollection<OsmSharp.Math.Geo.Simple.GeoCoordinateSimple>(
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple[] {
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple()
{
Latitude = 3,
Longitude = 3
},
new OsmSharp.Math.Geo.Simple.GeoCoordinateSimple()
{
Latitude = 4,
Longitude = 4
}
});
graphDataSource.AddEdge(vertex1, vertex2, edgeData, shape1);
graphDataSource.AddEdge(vertex3, vertex1, edgeData, shape2);
var edges = new List<Edge<LiveEdge>>(graphDataSource.GetEdges(1));
Assert.AreEqual(2, edges.Count);
foreach(var edge in edges)
{
if (edge.Neighbour == 2)
{
Assert.AreEqual(true, edge.EdgeData.Forward);
}
else if(edge.Neighbour == 3)
{
Assert.AreEqual(false, edge.EdgeData.Forward);
}
}
edges = new List<Edge<LiveEdge>>(graphDataSource.GetEdges(2));
Assert.AreEqual(1, edges.Count);
Assert.AreEqual(false, edges[0].EdgeData.Forward);
edges = new List<Edge<LiveEdge>>(graphDataSource.GetEdges(3));
Assert.AreEqual(1, edges.Count);
Assert.AreEqual(true, edges[0].EdgeData.Forward);
}
public void TestSparseRemoval2()
{
// use one edge definition everywhere.
var edge = new LiveEdge();
edge.Forward = true;
edge.Tags = 1;
var graph = new MemoryGraph<LiveEdge>();
uint vertex1 = graph.AddVertex(0, 0);
uint vertex2 = graph.AddVertex(1, 1);
uint vertex3 = graph.AddVertex(2, 2);
uint vertex4 = graph.AddVertex(3, 3);
uint vertex5 = graph.AddVertex(4, 4);
uint vertex6 = graph.AddVertex(5, 5);
graph.AddEdge(vertex1, vertex2, edge, null); // 1 <-> 2
graph.AddEdge(vertex2, vertex1, edge, null); // 1 <-> 2
graph.AddEdge(vertex2, vertex3, edge, null); // 2 <-> 3
graph.AddEdge(vertex3, vertex2, edge, null); // 2 <-> 3
graph.AddEdge(vertex3, vertex4, edge, null); // 3 <-> 4
graph.AddEdge(vertex4, vertex3, edge, null); // 3 <-> 4
graph.AddEdge(vertex4, vertex5, edge, null); // 4 <-> 5
graph.AddEdge(vertex5, vertex4, edge, null); // 4 <-> 5
graph.AddEdge(vertex3, vertex6, edge, null); // 3 <-> 6
graph.AddEdge(vertex6, vertex3, edge, null); // 3 <-> 6
// execute pre-processor.
var preProcessor = new LiveEdgePreprocessor(graph);
preProcessor.Start();
// test resulting graph.
Assert.AreEqual(4, graph.VertexCount);
Assert.AreEqual(1, graph.GetEdges(1).ToKeyValuePairs().Length);
Assert.AreEqual(2, graph.GetEdges(1).ToKeyValuePairs()[0].Key);
Assert.AreEqual(3, graph.GetEdges(2).ToKeyValuePairs().Length);
Assert.IsTrue(graph.GetEdges(2).ToKeyValuePairs().Any(x => x.Key == 1));
Assert.IsTrue(graph.GetEdges(2).ToKeyValuePairs().Any(x => x.Key == 3));
Assert.IsTrue(graph.GetEdges(2).ToKeyValuePairs().Any(x => x.Key == 4));
Assert.AreEqual(1, graph.GetEdges(3).ToKeyValuePairs().Length);
Assert.AreEqual(2, graph.GetEdges(3).ToKeyValuePairs()[0].Key);
Assert.AreEqual(1, graph.GetEdges(4).ToKeyValuePairs().Length);
Assert.AreEqual(2, graph.GetEdges(4).ToKeyValuePairs()[0].Key);
}
public void TestSparseRemoval1Routing()
{
// use one edge definition everywhere.
var tagsIndex = new TagsTableCollectionIndex();
var tags = new TagsCollection(new Tag("highway","residential"));
var edge = new LiveEdge();
edge.Forward = true;
edge.Tags = tagsIndex.Add(tags);
var graph = new MemoryGraph<LiveEdge>();
uint vertex1 = graph.AddVertex(51.267797f, 4.8013623f);
uint vertex2 = graph.AddVertex(51.267702f, 4.8013396f);
uint vertex3 = graph.AddVertex(51.267592f, 4.8013024f);
graph.AddEdge(vertex1, vertex2, edge, null);
graph.AddEdge(vertex2, vertex3, edge, null);
graph.AddEdge(vertex3, vertex2, edge, null);
// save vertex coordinates for later use.
float latitude, longitude;
graph.GetVertex(vertex1, out latitude, out longitude);
var vertex1Coordinate = new GeoCoordinate(latitude, longitude);
graph.GetVertex(vertex2, out latitude, out longitude);
var vertex2Coordinate = new GeoCoordinate(latitude, longitude);
graph.GetVertex(vertex3, out latitude, out longitude);
var vertex3Coordinate = new GeoCoordinate(latitude, longitude);
// execute pre-processor.
var preProcessor = new LiveEdgePreprocessor(graph);
preProcessor.Start();
// create router.
var source = new DynamicGraphRouterDataSource<LiveEdge>(
graph, tagsIndex);
var router = Router.CreateLiveFrom(source, new OsmRoutingInterpreter());
// test some basic routing requests.
// 1 -> 3: 1 -> 2 -> 3.
var resolved1 = router.Resolve(Vehicle.Car, vertex1Coordinate);
var resolved3 = router.Resolve(Vehicle.Car, vertex3Coordinate);
var route = router.Calculate(Vehicle.Car, resolved1, resolved3);
// verify the simple route result.
Assert.IsNotNull(route);
Assert.AreEqual(3, route.Segments.Length);
Assert.AreEqual(vertex1Coordinate.Latitude, route.Segments[0].Latitude);
Assert.AreEqual(vertex1Coordinate.Longitude, route.Segments[0].Longitude);
Assert.AreEqual(vertex2Coordinate.Latitude, route.Segments[1].Latitude);
Assert.AreEqual(vertex2Coordinate.Longitude, route.Segments[1].Longitude);
Assert.AreEqual(vertex3Coordinate.Latitude, route.Segments[2].Latitude);
Assert.AreEqual(vertex3Coordinate.Longitude, route.Segments[2].Longitude);
// 1 -> 2: 1 -> 2.
router = Router.CreateLiveFrom(source, new OsmRoutingInterpreter());
resolved1 = router.Resolve(Vehicle.Car, vertex1Coordinate);
var resolved2 = router.Resolve(Vehicle.Car, vertex2Coordinate);
route = router.Calculate(Vehicle.Car, resolved1, resolved2);
// verify the simple route result.
Assert.IsNotNull(route);
Assert.AreEqual(2, route.Segments.Length);
Assert.AreEqual(vertex1Coordinate.Latitude, route.Segments[0].Latitude);
Assert.AreEqual(vertex1Coordinate.Longitude, route.Segments[0].Longitude);
Assert.AreEqual(vertex2Coordinate.Latitude, route.Segments[1].Latitude);
Assert.AreEqual(vertex2Coordinate.Longitude, route.Segments[1].Longitude);
}