Examples with Point org.locationtech.spatial4j.shape.Point used on opensource projects

Example 11 with Point

use of org.locationtech.spatial4j.shape.Point in project lucene-solr by apache.

the class RandomizedShapeTestCase method randomPointIn.

protected Point randomPointIn(Circle c) {
    double d = c.getRadius() * randomDouble();
    double angleDEG = 360 * randomDouble();
    Point p = ctx.getDistCalc().pointOnBearing(c.getCenter(), d, angleDEG, ctx, null);
    assertEquals(CONTAINS, c.relate(p));
    return p;
}

Example 12 with Point

use of org.locationtech.spatial4j.shape.Point in project lucene-solr by apache.

the class RandomizedShapeTestCase method randomPointIn.

protected Point randomPointIn(Rectangle r) {
    double x = r.getMinX() + randomDouble() * r.getWidth();
    double y = r.getMinY() + randomDouble() * r.getHeight();
    x = normX(x);
    y = normY(y);
    Point p = ctx.makePoint(x, y);
    assertEquals(CONTAINS, r.relate(p));
    return p;
}

Example 13 with Point

use of org.locationtech.spatial4j.shape.Point in project lucene-solr by apache.

the class TestPointVectorStrategy method testInvalidQueryShape.

@Test(expected = UnsupportedOperationException.class)
public void testInvalidQueryShape() {
    this.strategy = PointVectorStrategy.newInstance(ctx, getClass().getSimpleName());
    Point point = ctx.makePoint(0, 0);
    SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, point);
    this.strategy.makeQuery(args);
}

Example 14 with Point

use of org.locationtech.spatial4j.shape.Point in project lucene-solr by apache.

the class DistanceValueSource method getValues.

/**
   * Returns the FunctionValues used by the function query.
   */
@Override
public FunctionValues getValues(Map context, LeafReaderContext readerContext) throws IOException {
    LeafReader reader = readerContext.reader();
    final NumericDocValues ptX = DocValues.getNumeric(reader, strategy.getFieldNameX());
    final NumericDocValues ptY = DocValues.getNumeric(reader, strategy.getFieldNameY());
    return new FunctionValues() {

        private int lastDocID = -1;

        private final Point from = DistanceValueSource.this.from;

        private final DistanceCalculator calculator = strategy.getSpatialContext().getDistCalc();

        private final double nullValue = (strategy.getSpatialContext().isGeo() ? 180 * multiplier : Double.MAX_VALUE);

        private double getDocValue(NumericDocValues values, int doc) throws IOException {
            int curDocID = values.docID();
            if (doc > curDocID) {
                curDocID = values.advance(doc);
            }
            if (doc == curDocID) {
                return Double.longBitsToDouble(values.longValue());
            } else {
                return 0.0;
            }
        }

        @Override
        public float floatVal(int doc) throws IOException {
            return (float) doubleVal(doc);
        }

        @Override
        public double doubleVal(int doc) throws IOException {
            // make sure it has minX and area
            double x = getDocValue(ptX, doc);
            if (ptX.docID() == doc) {
                double y = getDocValue(ptY, doc);
                assert ptY.docID() == doc;
                return calculator.distance(from, x, y) * multiplier;
            }
            return nullValue;
        }

        @Override
        public String toString(int doc) throws IOException {
            return description() + "=" + floatVal(doc);
        }
    };
}

Example 15 with Point

use of org.locationtech.spatial4j.shape.Point in project lucene-solr by apache.

the class GeoDistValueSourceParser method parse.

@Override
public ValueSource parse(FunctionQParser fp) throws SyntaxError {
    // TODO: dispatch through SpatialQueryable in the future?
    //note: parseValueSourceList can't handle a field reference to an AbstractSpatialFieldType,
    // so those fields are expressly handled via sfield=
    List<ValueSource> sources = fp.parseValueSourceList();
    // "m" is a multi-value source, "x" is a single-value source
    // allow (m,m) (m,x,x) (x,x,m) (x,x,x,x)
    // if not enough points are present, "pt" will be checked first, followed by "sfield".
    MultiValueSource mv1 = null;
    MultiValueSource mv2 = null;
    if (sources.size() == 0) {
    // nothing to do now
    } else if (sources.size() == 1) {
        ValueSource vs = sources.get(0);
        if (!(vs instanceof MultiValueSource)) {
            throw new SyntaxError("geodist - invalid parameters:" + sources);
        }
        mv1 = (MultiValueSource) vs;
    } else if (sources.size() == 2) {
        ValueSource vs1 = sources.get(0);
        ValueSource vs2 = sources.get(1);
        if (vs1 instanceof MultiValueSource && vs2 instanceof MultiValueSource) {
            mv1 = (MultiValueSource) vs1;
            mv2 = (MultiValueSource) vs2;
        } else {
            mv1 = makeMV(sources, sources);
        }
    } else if (sources.size() == 3) {
        ValueSource vs1 = sources.get(0);
        ValueSource vs2 = sources.get(1);
        if (vs1 instanceof MultiValueSource) {
            // (m,x,x)
            mv1 = (MultiValueSource) vs1;
            mv2 = makeMV(sources.subList(1, 3), sources);
        } else {
            // (x,x,m)
            mv1 = makeMV(sources.subList(0, 2), sources);
            vs1 = sources.get(2);
            if (!(vs1 instanceof MultiValueSource)) {
                throw new SyntaxError("geodist - invalid parameters:" + sources);
            }
            mv2 = (MultiValueSource) vs1;
        }
    } else if (sources.size() == 4) {
        mv1 = makeMV(sources.subList(0, 2), sources);
        mv2 = makeMV(sources.subList(2, 4), sources);
    } else if (sources.size() > 4) {
        throw new SyntaxError("geodist - invalid parameters:" + sources);
    }
    if (mv1 == null) {
        mv1 = parsePoint(fp);
        mv2 = parseSfield(fp);
    } else if (mv2 == null) {
        mv2 = parsePoint(fp);
        if (mv2 == null)
            mv2 = parseSfield(fp);
    }
    if (mv1 == null || mv2 == null) {
        throw new SyntaxError("geodist - not enough parameters:" + sources);
    }
    // We have all the parameters at this point, now check if one of the points is constant
    //latLon
    double[] constants;
    constants = getConstants(mv1);
    MultiValueSource other = mv2;
    if (constants == null) {
        constants = getConstants(mv2);
        other = mv1;
    }
    // sfield can only be in mv2, according to the logic above
    if (mv2 instanceof SpatialStrategyMultiValueSource) {
        if (constants == null)
            throw new SyntaxError("When using AbstractSpatialFieldType (e.g. RPT not LatLonType)," + " the point must be supplied as constants");
        // note: uses Haversine by default but can be changed via distCalc=...
        SpatialStrategy strategy = ((SpatialStrategyMultiValueSource) mv2).strategy;
        DistanceUnits distanceUnits = ((SpatialStrategyMultiValueSource) mv2).distanceUnits;
        Point queryPoint = strategy.getSpatialContext().makePoint(constants[1], constants[0]);
        return strategy.makeDistanceValueSource(queryPoint, distanceUnits.multiplierFromDegreesToThisUnit());
    }
    if (constants != null && other instanceof VectorValueSource) {
        return new HaversineConstFunction(constants[0], constants[1], (VectorValueSource) other);
    }
    return new HaversineFunction(mv1, mv2, DistanceUtils.EARTH_MEAN_RADIUS_KM, true);
}