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

Example 51 with GraphHopper

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

the class MapMatching2Test method testIssue70.

@Test
public void testIssue70() throws IOException {
    GraphHopper hopper = new GraphHopper();
    hopper.setOSMFile("../map-matching/files/issue-70.osm.gz");
    hopper.setGraphHopperLocation(GH_LOCATION);
    hopper.setProfiles(new Profile("my_profile").setVehicle("car").setWeighting("fastest"));
    hopper.getLMPreparationHandler().setLMProfiles(new LMProfile("my_profile"));
    hopper.importOrLoad();
    MapMatching mapMatching = new MapMatching(hopper, new PMap().putObject("profile", "my_profile"));
    Gpx gpx = xmlMapper.readValue(getClass().getResourceAsStream("/issue-70.gpx"), Gpx.class);
    MatchResult mr = mapMatching.match(GpxConversions.getEntries(gpx.trk.get(0)));
    assertEquals(Arrays.asList("Милана Видака", "Бранка Радичевића", "Здравка Челара"), fetchStreets(mr.getEdgeMatches()));
    for (EdgeMatch edgeMatch : mr.getEdgeMatches()) {
        validateEdgeMatch(edgeMatch);
    }
}

Example 52 with GraphHopper

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

the class RoutingAdditivityTest method setup.

@BeforeAll
public static void setup() {
    Helper.removeDir(new File(GH_LOCATION));
    graphHopper = new GraphHopper();
    graphHopper.setOSMFile("../map-matching/files/leipzig_germany.osm.pbf");
    graphHopper.setGraphHopperLocation(GH_LOCATION);
    graphHopper.setProfiles(new Profile("my_profile").setVehicle("car").setWeighting("fastest"));
    graphHopper.getLMPreparationHandler().setLMProfiles(new LMProfile("my_profile"));
    graphHopper.importOrLoad();
}

Example 53 with GraphHopper

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

the class GraphHopperStorageTest method testLoadGraph_implicitEncodedValues_issue1862.

@Test
public void testLoadGraph_implicitEncodedValues_issue1862() {
    Helper.removeDir(new File(defaultGraphLoc));
    encodingManager = new EncodingManager.Builder().add(createCarFlagEncoder()).add(new BikeFlagEncoder()).build();
    graph = newGHStorage(new RAMDirectory(defaultGraphLoc, true), false).create(defaultSize);
    NodeAccess na = graph.getNodeAccess();
    na.setNode(0, 12, 23);
    na.setNode(1, 8, 13);
    na.setNode(2, 2, 10);
    na.setNode(3, 5, 9);
    GHUtility.setSpeed(60, true, true, carEncoder, graph.edge(1, 2).setDistance(10));
    GHUtility.setSpeed(60, true, true, carEncoder, graph.edge(1, 3).setDistance(10));
    int nodes = graph.getNodes();
    int edges = graph.getAllEdges().length();
    graph.flush();
    Helper.close(graph);
    // load without configured FlagEncoders
    GraphHopper hopper = new GraphHopper();
    hopper.setProfiles(Arrays.asList(new Profile("p_car").setVehicle("car").setWeighting("fastest"), new Profile("p_bike").setVehicle("bike").setWeighting("fastest")));
    hopper.setGraphHopperLocation(defaultGraphLoc);
    assertTrue(hopper.load());
    graph = hopper.getGraphHopperStorage();
    assertEquals(nodes, graph.getNodes());
    assertEquals(edges, graph.getAllEdges().length());
    Helper.close(graph);
    hopper = new GraphHopper();
    // load via explicitly configured FlagEncoders then we can define only one profile
    hopper.getEncodingManagerBuilder().add(createCarFlagEncoder()).add(new BikeFlagEncoder());
    hopper.setProfiles(Collections.singletonList(new Profile("p_car").setVehicle("car").setWeighting("fastest")));
    hopper.setGraphHopperLocation(defaultGraphLoc);
    assertTrue(hopper.load());
    graph = hopper.getGraphHopperStorage();
    assertEquals(nodes, graph.getNodes());
    assertEquals(edges, graph.getAllEdges().length());
    Helper.close(graph);
    Helper.removeDir(new File(defaultGraphLoc));
}

Example 54 with GraphHopper

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

the class GraphHopperStorageLMTest method testLoad.

@Test
public void testLoad() {
    String defaultGraphLoc = "./target/ghstorage_lm";
    Helper.removeDir(new File(defaultGraphLoc));
    CarFlagEncoder carFlagEncoder = new CarFlagEncoder();
    EncodingManager encodingManager = new EncodingManager.Builder().add(carFlagEncoder).add(Subnetwork.create("my_profile")).build();
    GraphHopperStorage graph = GraphBuilder.start(encodingManager).setRAM(defaultGraphLoc, true).create();
    // 0-1
    ReaderWay way_0_1 = new ReaderWay(27l);
    way_0_1.setTag("highway", "primary");
    way_0_1.setTag("maxheight", "4.4");
    GHUtility.setSpeed(60, true, true, carFlagEncoder, graph.edge(0, 1).setDistance(1));
    updateDistancesFor(graph, 0, 0.00, 0.00);
    updateDistancesFor(graph, 1, 0.01, 0.01);
    graph.getEdgeIteratorState(0, 1).setFlags(carFlagEncoder.handleWayTags(encodingManager.createEdgeFlags(), way_0_1));
    // 1-2
    ReaderWay way_1_2 = new ReaderWay(28l);
    way_1_2.setTag("highway", "primary");
    way_1_2.setTag("maxweight", "45");
    GHUtility.setSpeed(60, true, true, carFlagEncoder, graph.edge(1, 2).setDistance(1));
    updateDistancesFor(graph, 2, 0.02, 0.02);
    graph.getEdgeIteratorState(1, 2).setFlags(carFlagEncoder.handleWayTags(encodingManager.createEdgeFlags(), way_1_2));
    graph.flush();
    graph.close();
    GraphHopper hopper = new GraphHopper().setGraphHopperLocation(defaultGraphLoc).setProfiles(new Profile("my_profile").setVehicle("car").setWeighting("fastest"));
    hopper.getLMPreparationHandler().setLMProfiles(new LMProfile("my_profile"));
    // does lm preparation
    hopper.importOrLoad();
    EncodingManager em = hopper.getEncodingManager();
    assertNotNull(em);
    assertEquals(1, em.fetchEdgeEncoders().size());
    assertEquals(16, hopper.getLMPreparationHandler().getLandmarks());
    hopper = new GraphHopper().setGraphHopperLocation(defaultGraphLoc).setProfiles(new Profile("my_profile").setVehicle("car").setWeighting("fastest"));
    hopper.getLMPreparationHandler().setLMProfiles(new LMProfile("my_profile"));
    // just loads the LM data
    hopper.importOrLoad();
    assertEquals(1, em.fetchEdgeEncoders().size());
    assertEquals(16, hopper.getLMPreparationHandler().getLandmarks());
}

Example 55 with GraphHopper

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

the class DefaultModule method createGraphHopper.

/**
     * @return an initialized GraphHopper instance
     */
protected GraphHopper createGraphHopper(CmdArgs args) {
    GraphHopper tmp = new GraphHopperOSM() {

        @Override
        protected void loadOrPrepareLM() {
            if (!getLMFactoryDecorator().isEnabled() || getLMFactoryDecorator().getPreparations().isEmpty())
                return;
            try {
                String location = args.get(Parameters.Landmark.PREPARE + "split_area_location", "");
                Reader reader = location.isEmpty() ? new InputStreamReader(LandmarkStorage.class.getResource("map.geo.json").openStream()) : new FileReader(location);
                JsonFeatureCollection jsonFeatureCollection = new GHJsonBuilder().create().fromJson(reader, JsonFeatureCollection.class);
                if (!jsonFeatureCollection.getFeatures().isEmpty()) {
                    SpatialRuleLookup ruleLookup = new SpatialRuleLookupBuilder().build("country", new SpatialRuleLookupBuilder.SpatialRuleDefaultFactory(), jsonFeatureCollection, getGraphHopperStorage().getBounds(), 0.1, true);
                    for (PrepareLandmarks prep : getLMFactoryDecorator().getPreparations()) {
                        prep.setSpatialRuleLookup(ruleLookup);
                    }
                }
            } catch (IOException ex) {
                logger.error("Problem while reading border map GeoJSON. Skipping this.", ex);
            }
            super.loadOrPrepareLM();
        }
    }.forServer().init(args);
    String location = args.get("spatial_rules.location", "");
    if (!location.isEmpty()) {
        if (!tmp.getEncodingManager().supports(("generic"))) {
            logger.warn("spatial_rules.location was specified but 'generic' encoder is missing to utilize the index");
        } else
            try {
                SpatialRuleLookup index = buildIndex(new FileReader(location), tmp.getGraphHopperStorage().getBounds());
                if (index != null) {
                    logger.info("Set spatial rule lookup with " + index.size() + " rules");
                    ((DataFlagEncoder) tmp.getEncodingManager().getEncoder("generic")).setSpatialRuleLookup(index);
                }
            } catch (IOException ex) {
                throw new RuntimeException(ex);
            }
    }
    tmp.importOrLoad();
    logger.info("loaded graph at:" + tmp.getGraphHopperLocation() + ", data_reader_file:" + tmp.getDataReaderFile() + ", flag_encoders:" + tmp.getEncodingManager() + ", " + tmp.getGraphHopperStorage().toDetailsString());
    return tmp;
}