Examples with GraphHopper com.graphhopper.GraphHopper used on opensource projects

Example 56 with GraphHopper

use of com.graphhopper.GraphHopper in project graphhopper by graphhopper.

the class GraphHopperOSMTest method testAllowMultipleReadingInstances.

@Test
public void testAllowMultipleReadingInstances() {
    GraphHopper instance1 = new GraphHopperOSM().setStoreOnFlush(true).setEncodingManager(new EncodingManager("car")).setGraphHopperLocation(ghLoc).setDataReaderFile(testOsm);
    instance1.importOrLoad();
    GraphHopper instance2 = new GraphHopperOSM().setStoreOnFlush(true).setEncodingManager(new EncodingManager("car")).setDataReaderFile(testOsm);
    instance2.load(ghLoc);
    GraphHopper instance3 = new GraphHopperOSM().setStoreOnFlush(true).setEncodingManager(new EncodingManager("car")).setDataReaderFile(testOsm);
    instance3.load(ghLoc);
    instance1.close();
    instance2.close();
    instance3.close();
}

Example 57 with GraphHopper

use of com.graphhopper.GraphHopper in project graphhopper by graphhopper.

the class OSMReaderTest method testReadEleFromCustomOSM.

@Test
public void testReadEleFromCustomOSM() {
    GraphHopper hopper = new GraphHopperFacade("custom-osm-ele.xml") {

        @Override
        protected DataReader createReader(GraphHopperStorage tmpGraph) {
            return initDataReader(new OSMReader(tmpGraph) {

                @Override
                protected double getElevation(ReaderNode node) {
                    return node.getEle();
                }
            });
        }
    }.setElevation(true).importOrLoad();
    Graph graph = hopper.getGraphHopperStorage();
    int n20 = AbstractGraphStorageTester.getIdOf(graph, 52);
    int n50 = AbstractGraphStorageTester.getIdOf(graph, 49);
    EdgeIteratorState edge = GHUtility.getEdge(graph, n20, n50);
    assertEquals(Helper.createPointList3D(52, 9, -10, 51.25, 9.43, 100, 49, 10, -30), edge.fetchWayGeometry(3));
}

Example 58 with GraphHopper

use of com.graphhopper.GraphHopper in project graphhopper by graphhopper.

the class GraphHopperStorageForDataFlagEncoderTest method testStorageProperties.

@Test
public void testStorageProperties() {
    graph = new GraphBuilder(encodingManager).setStore(true).setLocation(defaultGraphLoc).create();
    // 0-1
    ReaderWay way_0_1 = new ReaderWay(27l);
    way_0_1.setTag("highway", "primary");
    way_0_1.setTag("maxheight", "4.4");
    graph.edge(0, 1, 1, true);
    AbstractRoutingAlgorithmTester.updateDistancesFor(graph, 0, 0.00, 0.00);
    AbstractRoutingAlgorithmTester.updateDistancesFor(graph, 1, 0.01, 0.01);
    graph.getEdgeIteratorState(0, 1).setFlags(encoder.handleWayTags(way_0_1, 1, 0));
    // 1-2
    ReaderWay way_1_2 = new ReaderWay(28l);
    way_1_2.setTag("highway", "primary");
    way_1_2.setTag("maxweight", "45");
    graph.edge(1, 2, 1, true);
    AbstractRoutingAlgorithmTester.updateDistancesFor(graph, 2, 0.02, 0.02);
    graph.getEdgeIteratorState(1, 2).setFlags(encoder.handleWayTags(way_1_2, 1, 0));
    // 2-0
    ReaderWay way_2_0 = new ReaderWay(29l);
    way_2_0.setTag("highway", "primary");
    way_2_0.setTag("maxwidth", "5");
    graph.edge(2, 0, 1, true);
    graph.getEdgeIteratorState(2, 0).setFlags(encoder.handleWayTags(way_2_0, 1, 0));
    graph.flush();
    graph.close();
    GraphHopper hopper = new GraphHopper().setGraphHopperLocation(defaultGraphLoc).setCHEnabled(false).importOrLoad();
    EncodingManager em = hopper.getEncodingManager();
    assertNotNull(em);
    assertEquals(1, em.fetchEdgeEncoders().size());
    FlagEncoder flagEncoder = em.fetchEdgeEncoders().get(0);
    assertTrue(flagEncoder instanceof DataFlagEncoder);
    DataFlagEncoder dataFlagEncoder = (DataFlagEncoder) flagEncoder;
    assertTrue(dataFlagEncoder.isStoreHeight());
    assertTrue(dataFlagEncoder.isStoreWeight());
    assertFalse(dataFlagEncoder.isStoreWidth());
}

Example 59 with GraphHopper

use of com.graphhopper.GraphHopper in project graphhopper by graphhopper.

the class GraphHopperOSMTest method createSquareGraphInstance.

private GraphHopper createSquareGraphInstance(boolean withCH) {
    CarFlagEncoder carEncoder = new CarFlagEncoder();
    EncodingManager encodingManager = new EncodingManager(carEncoder);
    Weighting weighting = new FastestWeighting(carEncoder);
    GraphHopperStorage g = new GraphHopperStorage(Collections.singletonList(weighting), new RAMDirectory(), encodingManager, false, new GraphExtension.NoOpExtension()).create(20);
    // 2---3---4
    // /    |    \
    // 1----8----5
    // /    |    /
    // 0----7---6
    NodeAccess na = g.getNodeAccess();
    na.setNode(0, 0.000, 0.000);
    na.setNode(1, 0.001, 0.000);
    na.setNode(2, 0.002, 0.000);
    na.setNode(3, 0.002, 0.001);
    na.setNode(4, 0.002, 0.002);
    na.setNode(5, 0.001, 0.002);
    na.setNode(6, 0.000, 0.002);
    na.setNode(7, 0.000, 0.001);
    na.setNode(8, 0.001, 0.001);
    g.edge(0, 1, 100, true);
    g.edge(1, 2, 100, true);
    g.edge(2, 3, 100, true);
    g.edge(3, 4, 100, true);
    g.edge(4, 5, 100, true);
    g.edge(5, 6, 100, true);
    g.edge(6, 7, 100, true);
    g.edge(7, 0, 100, true);
    g.edge(1, 8, 110, true);
    g.edge(3, 8, 110, true);
    g.edge(5, 8, 110, true);
    g.edge(7, 8, 110, true);
    GraphHopper tmp = new GraphHopperOSM().setCHEnabled(withCH).setEncodingManager(encodingManager);
    tmp.getCHFactoryDecorator().setWeightingsAsStrings("fastest");
    tmp.setGraphHopperStorage(g);
    tmp.postProcessing();
    return tmp;
}

Example 60 with GraphHopper

use of com.graphhopper.GraphHopper in project graphhopper by graphhopper.

the class RoutingAlgorithmWithOSMIT method runAlgo.

/**
 * @param withCH if true also the CH and LM algorithms will be tested which need
 *               preparation and takes a bit longer
 */
Graph runAlgo(TestAlgoCollector testCollector, String osmFile, String graphFile, List<OneRun> forEveryAlgo, String importVehicles, boolean withCH, String vehicle, String weightStr, boolean is3D) {
    // for different weightings we need a different storage, otherwise we would need to remove the graph folder
    // everytime we come with a different weighting
    // graphFile += weightStr;
    AlgoHelperEntry algoEntry = null;
    OneRun tmpOneRun = null;
    try {
        Helper.removeDir(new File(graphFile));
        GraphHopper hopper = new GraphHopperOSM().setStoreOnFlush(true).setCHEnabled(false).setDataReaderFile(osmFile).setGraphHopperLocation(graphFile).setEncodingManager(new EncodingManager(importVehicles));
        if (osmFile.contains("krautsand"))
            hopper.setMinNetworkSize(0, 0);
        // avoid that path.getDistance is too different to path.getPoint.calcDistance
        hopper.setWayPointMaxDistance(0);
        // always enable landmarks
        hopper.getLMFactoryDecorator().addWeighting(weightStr).setEnabled(true).setDisablingAllowed(true);
        if (withCH)
            hopper.getCHFactoryDecorator().addWeighting(weightStr).setEnabled(true).setDisablingAllowed(true);
        if (is3D)
            hopper.setElevationProvider(new SRTMProvider(DIR));
        hopper.importOrLoad();
        TraversalMode tMode = importVehicles.contains("turn_costs=true") ? TraversalMode.EDGE_BASED_2DIR : TraversalMode.NODE_BASED;
        FlagEncoder encoder = hopper.getEncodingManager().getEncoder(vehicle);
        HintsMap hints = new HintsMap().setWeighting(weightStr).setVehicle(vehicle);
        Collection<AlgoHelperEntry> prepares = RoutingAlgorithmIT.createAlgos(hopper, hints, tMode);
        EdgeFilter edgeFilter = new DefaultEdgeFilter(encoder);
        for (AlgoHelperEntry entry : prepares) {
            algoEntry = entry;
            LocationIndex idx = entry.getIdx();
            for (OneRun oneRun : forEveryAlgo) {
                tmpOneRun = oneRun;
                List<QueryResult> list = oneRun.getList(idx, edgeFilter);
                testCollector.assertDistance(algoEntry, list, oneRun);
            }
        }
        return hopper.getGraphHopperStorage();
    } catch (Exception ex) {
        if (algoEntry == null)
            throw new RuntimeException("cannot handle file " + osmFile + ", " + ex.getMessage(), ex);
        throw new RuntimeException("cannot handle " + algoEntry.toString() + ", for " + tmpOneRun + ", file " + osmFile + ", " + ex.getMessage(), ex);
    } finally {
    // Helper.removeDir(new File(graphFile));
    }
}