protected override PrimitiveSpatialResult QueryPrimitivesInternal(PrimitiveSpatialQuery specification, bool uniqueEntities, DataSource.QueryProgress progress)
{
GeometryQueryRegion region = specification.SpatialFilter.Region as GeometryQueryRegion;
TileLevelOfDetail tileLevel = (TileLevelOfDetail)host.WorldEngine.ScaleRanges.ScaleToTileLevelOfDetailValue(specification.SpatialFilter.GeometryOptions.Scale);
if (region != null)
{
Box2 regionBox = region.Geometry as Box2;
if (regionBox != null)
{
int levelValue = (int)tileLevel.Value > 5 ? (int)tileLevel.Value : 5;
double iconSize = 64.0 / Math.Pow(2, levelValue);
this.step = iconSize / 2.0;
RasterPatch2 rasterPatch = probesHelper.GetTilePatch(pointSet, regionBox, iconSize);
if (rasterPatch != null)
{
PrimitiveSpecification spec = new PrimitiveSpecification(entity,
this.Ontology.PrimitiveTypes["RasterPatch"], rasterPatch);
SimplePrimitive primitive = new SimplePrimitive(this, spec);
return(new SingleImageResult(primitive));
}
}
}
return(new SingleImageResult(null));
}
/// <summary>
/// Gets the pins in the specified circular area.
/// </summary>
internal void GetPinsInView(
MercatorBoundingBox mercatorBox,
MercatorBoundingCircle mercatorBoundingCircle,
float levelOfDetail,
ClusterMapPin clusterMapPinPrefab,
Transform parentTransform,
out List <MapPin> mapPins,
out List <ClusterMapPin> clusterMapPins)
{
var lod = (short)Mathf.Min(Mathf.Round(levelOfDetail), _maxLod.Value);
var tileLod = new TileLevelOfDetail(lod);
var tileLodData = _tiledSpatialIndex[lod - 1];
var tiles = TileOperations.GetCoveredTileIds(mercatorBox, tileLod);
mapPins = new List <MapPin>();
clusterMapPins = new List <ClusterMapPin>();
foreach (var tile in tiles)
{
var tileBounds = tile.ToMercatorBoundingBox();
var isTileCompletelyInsideMap = mercatorBoundingCircle.Contains(tileBounds);
if (tileLodData.TryGetValue(tile.Value, out var tileData))
{
if (tileData.IsClustered())
{
var latLon = new LatLon(tileData.TotalLat / tileData.MapPinCount, tileData.TotalLon / tileData.MapPinCount);
var mercatorCoordinate = latLon.ToMercatorCoordinate();
if (isTileCompletelyInsideMap || mercatorBoundingCircle.Intersects(mercatorCoordinate))
{
// Use the ClusterMapPin.
if (tileData.ClusterMapPin == null)
{
// Deactivate the GO to start with. It will get activated once elevation has been sampled and it's in view.
clusterMapPinPrefab.gameObject.SetActive(false);
var newClusterMapPin = UnityEngine.Object.Instantiate(clusterMapPinPrefab);
if (parentTransform != null)
{
newClusterMapPin.transform.SetParent(parentTransform, false);
}
newClusterMapPin.LevelOfDetail = tileLod.Value;
tileData.ClusterMapPin = newClusterMapPin;
_clusterMapPins.Add(newClusterMapPin);
}
tileData.ClusterMapPin.Size = tileData.MapPinCount;
tileData.ClusterMapPin.Location = new LatLon(latLon.LatitudeInDegrees, latLon.LongitudeInDegrees);
clusterMapPins.Add(tileData.ClusterMapPin);
}
}
else
{
// Add all of the MapPins in this tile to the list.
if (isTileCompletelyInsideMap)
{
foreach (var mapPin in tileData.MapPins)
{
mapPins.Add(mapPin);
}
}
else
{
foreach (var mapPin in tileData.MapPins)
{
if (mercatorBoundingCircle.Intersects(mapPin.MercatorCoordinate))
{
mapPins.Add(mapPin);
}
}
}
}
}
}
}