Examples with Envelope com.esri.core.geometry.Envelope used on opensource projects

Example 11 with Envelope

use of com.esri.core.geometry.Envelope in project presto by prestodb.

the class BingTileUtils method findRawTileCovering.

private static List<BingTile> findRawTileCovering(OGCGeometry ogcGeometry, int maxZoom) {
    Envelope envelope = getEnvelope(ogcGeometry);
    Optional<List<BingTile>> trivialResult = handleTrivialCases(envelope, maxZoom);
    if (trivialResult.isPresent()) {
        return trivialResult.get();
    }
    accelerateGeometry(ogcGeometry, OperatorIntersects.local(), Geometry.GeometryAccelerationDegree.enumMedium);
    Deque<TilingEntry> stack = new ArrayDeque<>();
    Consumer<BingTile> addIntersecting = tile -> {
        TilingEntry tilingEntry = new TilingEntry(tile);
        if (satisfiesTileEdgeCondition(envelope, tilingEntry) && ogcGeometry.intersects(tilingEntry.polygon)) {
            stack.push(tilingEntry);
        }
    };
    // Populate with initial tiles.  Since there aren't many low zoom tiles,
    // and throwing away totally disjoint ones is cheap (envelope check),
    // we might as well start comprehensively.
    ImmutableList.of(BingTile.fromCoordinates(0, 0, 1), BingTile.fromCoordinates(0, 1, 1), BingTile.fromCoordinates(1, 0, 1), BingTile.fromCoordinates(1, 1, 1)).forEach(addIntersecting);
    List<BingTile> outputTiles = new ArrayList<>();
    while (!stack.isEmpty()) {
        TilingEntry entry = stack.pop();
        if (entry.tile.getZoomLevel() == maxZoom || ogcGeometry.contains(entry.polygon)) {
            outputTiles.add(entry.tile);
        } else {
            entry.tile.findChildren().forEach(addIntersecting);
            checkCondition(outputTiles.size() + stack.size() <= MAX_COVERING_COUNT, "The zoom level is too high or the geometry is too large to compute a set " + "of covering Bing tiles. Please use a lower zoom level, or tile only a section " + "of the geometry.");
        }
    }
    return outputTiles;
}

Example 12 with Envelope

use of com.esri.core.geometry.Envelope in project presto by prestodb.

the class GeometryUtils method getEnvelope.

public static Envelope getEnvelope(OGCGeometry ogcGeometry) {
    GeometryCursor cursor = ogcGeometry.getEsriGeometryCursor();
    Envelope overallEnvelope = new Envelope();
    while (true) {
        Geometry geometry = cursor.next();
        if (geometry == null) {
            return overallEnvelope;
        }
        Envelope envelope = new Envelope();
        geometry.queryEnvelope(envelope);
        overallEnvelope.merge(envelope);
    }
}

Example 13 with Envelope

use of com.esri.core.geometry.Envelope in project presto by prestodb.

the class EsriGeometrySerde method getSimpleGeometryEnvelope.

private static Envelope getSimpleGeometryEnvelope(BasicSliceInput input, int length) {
    // skip type injected by esri
    input.readInt();
    Envelope envelope = readEnvelope(input);
    int skipLength = length - (4 * Double.BYTES) - Integer.BYTES;
    verify(input.skip(skipLength) == skipLength);
    return envelope;
}

Example 14 with Envelope

use of com.esri.core.geometry.Envelope in project presto by prestodb.

the class EsriGeometrySerde method getGeometryCollectionOverallEnvelope.

private static Envelope getGeometryCollectionOverallEnvelope(BasicSliceInput input) {
    Envelope overallEnvelope = new Envelope();
    while (input.available() > 0) {
        int length = input.readInt() - 1;
        GeometrySerializationType type = GeometrySerializationType.getForCode(input.readByte());
        Envelope envelope = getEnvelope(input, type, length);
        overallEnvelope = merge(overallEnvelope, envelope);
    }
    return overallEnvelope;
}

Example 15 with Envelope

use of com.esri.core.geometry.Envelope in project presto by prestodb.

the class TestGeometrySerialization method testDeserializeEnvelope.

@Test
public void testDeserializeEnvelope() {
    assertDeserializeEnvelope("MULTIPOINT (20 20, 25 25)", new Envelope(20, 20, 25, 25));
    assertDeserializeEnvelope("MULTILINESTRING ((1 1, 5 1), (2 4, 4 4))", new Envelope(1, 1, 5, 4));
    assertDeserializeEnvelope("POLYGON ((0 0, 0 4, 4 0))", new Envelope(0, 0, 4, 4));
    assertDeserializeEnvelope("MULTIPOLYGON (((0 0 , 0 2, 2 2, 2 0)), ((2 2, 2 4, 4 4, 4 2)))", new Envelope(0, 0, 4, 4));
    assertDeserializeEnvelope("GEOMETRYCOLLECTION (POINT (3 7), LINESTRING (4 6, 7 10))", new Envelope(3, 6, 7, 10));
    assertDeserializeEnvelope("POLYGON EMPTY", new Envelope());
    assertDeserializeEnvelope("POINT (1 2)", new Envelope(1, 2, 1, 2));
    assertDeserializeEnvelope("POINT EMPTY", new Envelope());
    assertDeserializeEnvelope("GEOMETRYCOLLECTION (GEOMETRYCOLLECTION (POINT (2 7), LINESTRING (4 6, 7 10)), POINT (3 7), LINESTRING (4 6, 7 10))", new Envelope(2, 6, 7, 10));
}