Examples with PointList com.graphhopper.util.PointList used on opensource projects

Example 16 with PointList

use of com.graphhopper.util.PointList in project graphhopper by graphhopper.

the class MainActivity method createPathLayer.

private PathLayer createPathLayer(PathWrapper response) {
    Style style = Style.builder().fixed(true).generalization(Style.GENERALIZATION_SMALL).strokeColor(0x9900cc33).strokeWidth(4 * getResources().getDisplayMetrics().density).build();
    PathLayer pathLayer = new PathLayer(mapView.map(), style);
    List<GeoPoint> geoPoints = new ArrayList<>();
    PointList pointList = response.getPoints();
    for (int i = 0; i < pointList.getSize(); i++) geoPoints.add(new GeoPoint(pointList.getLatitude(i), pointList.getLongitude(i)));
    pathLayer.setPoints(geoPoints);
    return pathLayer;
}

Example 17 with PointList

use of com.graphhopper.util.PointList in project graphhopper by graphhopper.

the class AlternativeRoutingTemplate method isReady.

@Override
public boolean isReady(PathMerger pathMerger, Translation tr) {
    if (pathList.isEmpty())
        throw new RuntimeException("Empty paths for alternative route calculation not expected");
    // if alternative route calculation was done then create the responses from single paths
    PointList wpList = getWaypoints();
    altResponse.setWaypoints(wpList);
    ghResponse.add(altResponse);
    pathMerger.doWork(altResponse, Collections.singletonList(pathList.get(0)), tr);
    for (int index = 1; index < pathList.size(); index++) {
        PathWrapper tmpAltRsp = new PathWrapper();
        tmpAltRsp.setWaypoints(wpList);
        ghResponse.add(tmpAltRsp);
        pathMerger.doWork(tmpAltRsp, Collections.singletonList(pathList.get(index)), tr);
    }
    return true;
}

Example 18 with PointList

use of com.graphhopper.util.PointList in project graphhopper by graphhopper.

the class GraphEdgeIdFinder method fillEdgeIDs.

/**
 * This method fills the edgeIds hash with edgeIds found inside the specified geometry
 */
public void fillEdgeIDs(GHIntHashSet edgeIds, Geometry geometry, EdgeFilter filter) {
    if (geometry instanceof Point) {
        GHPoint point = GHPoint.create((Point) geometry);
        findClosestEdgeToPoint(edgeIds, point, filter);
    } else if (geometry instanceof LineString) {
        PointList pl = PointList.from((LineString) geometry);
        // TODO do map matching or routing
        int lastIdx = pl.size() - 1;
        if (pl.size() >= 2) {
            double meanLat = (pl.getLatitude(0) + pl.getLatitude(lastIdx)) / 2;
            double meanLon = (pl.getLongitude(0) + pl.getLongitude(lastIdx)) / 2;
            findClosestEdge(edgeIds, meanLat, meanLon, filter);
        }
    } else if (geometry instanceof MultiPoint) {
        for (Coordinate coordinate : geometry.getCoordinates()) {
            findClosestEdge(edgeIds, coordinate.y, coordinate.x, filter);
        }
    }
}

Example 19 with PointList

use of com.graphhopper.util.PointList in project graphhopper by graphhopper.

the class QueryResult method calcSnappedPoint.

/**
 * Calculates the closet point on the edge from the query point.
 */
public void calcSnappedPoint(DistanceCalc distCalc) {
    if (closestEdge == null)
        throw new IllegalStateException("No closest edge?");
    if (snappedPoint != null)
        throw new IllegalStateException("Calculate snapped point only once");
    PointList fullPL = getClosestEdge().fetchWayGeometry(3);
    double tmpLat = fullPL.getLatitude(wayIndex);
    double tmpLon = fullPL.getLongitude(wayIndex);
    double tmpEle = fullPL.getElevation(wayIndex);
    if (snappedPosition != Position.EDGE) {
        snappedPoint = new GHPoint3D(tmpLat, tmpLon, tmpEle);
        return;
    }
    double queryLat = getQueryPoint().lat, queryLon = getQueryPoint().lon;
    double adjLat = fullPL.getLatitude(wayIndex + 1), adjLon = fullPL.getLongitude(wayIndex + 1);
    if (distCalc.validEdgeDistance(queryLat, queryLon, tmpLat, tmpLon, adjLat, adjLon)) {
        GHPoint tmpPoint = distCalc.calcCrossingPointToEdge(queryLat, queryLon, tmpLat, tmpLon, adjLat, adjLon);
        double adjEle = fullPL.getElevation(wayIndex + 1);
        snappedPoint = new GHPoint3D(tmpPoint.lat, tmpPoint.lon, (tmpEle + adjEle) / 2);
    } else
        // outside of edge boundaries
        snappedPoint = new GHPoint3D(tmpLat, tmpLon, tmpEle);
}

Example 20 with PointList

use of com.graphhopper.util.PointList in project graphhopper by graphhopper.

the class GraphElevationSmoothingTest method interpolatesElevationOfPillarNodes.

@Test
public void interpolatesElevationOfPillarNodes() {
    PointList pl1 = new PointList(3, true);
    pl1.add(0, 0, 0);
    pl1.add(0.0005, 0.0005, 100);
    pl1.add(0.001, 0.001, 50);
    GraphElevationSmoothing.smoothElevation(pl1);
    assertEquals(3, pl1.size());
    assertEquals(50, pl1.getElevation(1), .1);
    PointList pl2 = new PointList(3, true);
    pl2.add(0.001, 0.001, 50);
    pl2.add(0.0015, 0.0015, 160);
    pl2.add(0.0016, 0.0015, 150);
    pl2.add(0.0017, 0.0015, 220);
    pl2.add(0.002, 0.002, 20);
    GraphElevationSmoothing.smoothElevation(pl2);
    assertEquals(5, pl2.size());
    assertEquals(120, pl2.getElevation(1), .1);
    // This is not 120 anymore, as the point at index 1 was smoothed from 160=>120
    assertEquals(112, pl2.getElevation(2), .1);
    assertEquals(50, pl2.getEle(0), .1);
}