private void RememberSettings(ConfiguredSpaceFillingCurveSettingsCache globalSettings, IDictionary <CoordinateReferenceSystem, SpaceFillingCurveSettings> expectedSpecificSettings, params CoordinateReferenceSystem[] crss)
{
foreach (CoordinateReferenceSystem crs in crss)
{
expectedSpecificSettings[crs] = globalSettings.ForCRS(crs);
}
}
private void ShouldGetSettingsFor(Config config, CoordinateReferenceSystem crs, int dimensions, int maxBits, Envelope envelope)
{
ConfiguredSpaceFillingCurveSettingsCache configuredSettings = new ConfiguredSpaceFillingCurveSettingsCache(config);
SpaceFillingCurveSettings settings = configuredSettings.ForCRS(crs);
assertThat("Expected " + dimensions + "D for " + crs.Name, settings.Dimensions, equalTo(dimensions));
int maxLevels = maxBits / dimensions;
assertThat("Expected maxLevels=" + maxLevels + " for " + crs.Name, settings.MaxLevels, equalTo(maxLevels));
assertThat("Should have normal geographic 2D extents", settings.IndexExtents(), equalTo(envelope));
}
public static Pair <PointValue, PointValue> PointsWithSameValueOnSpaceFillingCurve(Config config)
{
ConfiguredSpaceFillingCurveSettingsCache configuredCache = new ConfiguredSpaceFillingCurveSettingsCache(config);
SpaceFillingCurveSettings spaceFillingCurveSettings = configuredCache.ForCRS(CoordinateReferenceSystem.WGS84);
SpaceFillingCurve curve = spaceFillingCurveSettings.Curve();
double[] origin = new double[] { 0.0, 0.0 };
long? spaceFillingCurveMapForOrigin = curve.DerivedValueFor(origin);
double[] centerPointForOriginTile = curve.CenterPointFor(spaceFillingCurveMapForOrigin.Value);
PointValue originValue = Values.pointValue(CoordinateReferenceSystem.WGS84, origin);
PointValue centerPointValue = Values.pointValue(CoordinateReferenceSystem.WGS84, centerPointForOriginTile);
assertThat("need non equal points for this test", origin, not(equalTo(centerPointValue)));
return(Pair.of(originValue, centerPointValue));
}
