@Test
  public void testSimpleDelete2() {
    graph = createGraph();
    NodeAccess na = graph.getNodeAccess();
    assertEquals(-1, getIdOf(graph, 12));
    na.setNode(9, 9, 1);
    assertEquals(-1, getIdOf(graph, 12));

    na.setNode(11, 11, 1);
    na.setNode(12, 12, 1);

    // mini subnetwork which gets completely removed:
    graph.edge(5, 10, 510, true);
    graph.markNodeRemoved(5);
    graph.markNodeRemoved(10);

    PointList pl = new PointList();
    pl.add(1, 2, Double.NaN);
    pl.add(1, 3, Double.NaN);
    graph.edge(9, 11, 911, true).setWayGeometry(pl);
    graph.edge(9, 12, 912, true).setWayGeometry(pl);

    assertEquals(13, graph.getNodes());
    assertEquals(Arrays.<String>asList(), GHUtility.getProblems(graph));

    // perform deletion
    graph.optimize();

    assertEquals(11, graph.getNodes());
    assertEquals(Arrays.<String>asList(), GHUtility.getProblems(graph));

    int id11 = getIdOf(graph, 11); // is now 10
    int id12 = getIdOf(graph, 12); // is now 5
    int id9 = getIdOf(graph, 9); // is now 9
    assertEquals(
        GHUtility.asSet(id12, id11), GHUtility.getNeighbors(carAllExplorer.setBaseNode(id9)));
    assertEquals(GHUtility.asSet(id9), GHUtility.getNeighbors(carAllExplorer.setBaseNode(id11)));
    assertEquals(GHUtility.asSet(id9), GHUtility.getNeighbors(carAllExplorer.setBaseNode(id12)));

    EdgeIterator iter = carAllExplorer.setBaseNode(id9);
    assertTrue(iter.next());
    assertEquals(id12, iter.getAdjNode());
    assertEquals(2, iter.fetchWayGeometry(0).getLongitude(0), 1e-7);

    assertTrue(iter.next());
    assertEquals(id11, iter.getAdjNode());
    assertEquals(2, iter.fetchWayGeometry(0).getLongitude(0), 1e-7);
  }
 public static void assertPList(PointList expected, PointList list) {
   assertEquals("size of point lists is not equal", expected.getSize(), list.getSize());
   for (int i = 0; i < expected.getSize(); i++) {
     assertEquals(expected.getLatitude(i), list.getLatitude(i), 1e-4);
     assertEquals(expected.getLongitude(i), list.getLongitude(i), 1e-4);
   }
 }
Beispiel #3
0
  @Override
  public GHResponse route(GHRequest request) {
    request.check();
    StopWatch sw = new StopWatch().start();
    GHResponse rsp = new GHResponse();

    if (!setSupportsVehicle(request.getVehicle())) {
      rsp.addError(
          new IllegalArgumentException(
              "Vehicle "
                  + request.getVehicle()
                  + " unsupported. Supported are: "
                  + getEncodingManager()));
      return rsp;
    }

    EdgeFilter edgeFilter = new DefaultEdgeFilter(encodingManager.getEncoder(request.getVehicle()));
    int from =
        index
            .findClosest(request.getFrom().lat, request.getFrom().lon, edgeFilter)
            .getClosestNode();
    int to =
        index.findClosest(request.getTo().lat, request.getTo().lon, edgeFilter).getClosestNode();
    String debug = "idLookup:" + sw.stop().getSeconds() + "s";

    if (from < 0)
      rsp.addError(new IllegalArgumentException("Cannot find point 1: " + request.getFrom()));

    if (to < 0)
      rsp.addError(new IllegalArgumentException("Cannot find point 2: " + request.getTo()));

    if (from == to) rsp.addError(new IllegalArgumentException("Point 1 is equal to point 2"));

    sw = new StopWatch().start();
    RoutingAlgorithm algo = null;

    if (chUsage) {
      if (request.getAlgorithm().equals("dijkstrabi")) algo = prepare.createAlgo();
      else if (request.getAlgorithm().equals("astarbi"))
        algo = ((PrepareContractionHierarchies) prepare).createAStar();
      else
        rsp.addError(
            new IllegalStateException(
                "Only dijkstrabi and astarbi is supported for LevelGraph (using contraction hierarchies)!"));

    } else {
      prepare =
          NoOpAlgorithmPreparation.createAlgoPrepare(
              graph,
              request.getAlgorithm(),
              encodingManager.getEncoder(request.getVehicle()),
              request.getType());
      algo = prepare.createAlgo();
    }

    if (rsp.hasErrors()) {
      return rsp;
    }
    debug += ", algoInit:" + sw.stop().getSeconds() + "s";

    sw = new StopWatch().start();
    Path path = algo.calcPath(from, to);
    debug +=
        ", "
            + algo.getName()
            + "-routing:"
            + sw.stop().getSeconds()
            + "s"
            + ", "
            + path.getDebugInfo();
    PointList points = path.calcPoints();
    simplifyRequest = request.getHint("simplifyRequest", simplifyRequest);
    if (simplifyRequest) {
      sw = new StopWatch().start();
      int orig = points.getSize();
      double minPathPrecision = request.getHint("douglas.minprecision", 1d);
      if (minPathPrecision > 0) {
        new DouglasPeucker().setMaxDistance(minPathPrecision).simplify(points);
      }
      debug +=
          ", simplify (" + orig + "->" + points.getSize() + "):" + sw.stop().getSeconds() + "s";
    }

    enableInstructions = request.getHint("instructions", enableInstructions);
    if (enableInstructions) {
      sw = new StopWatch().start();
      rsp.setInstructions(path.calcInstructions());
      debug += ", instructions:" + sw.stop().getSeconds() + "s";
    }
    return rsp.setPoints(points)
        .setDistance(path.getDistance())
        .setTime(path.getTime())
        .setDebugInfo(debug);
  }