private static void WriteTiles(NpgsqlConnection conn, string geometryTable, string geometryColumn, string idcolumn, double[] translation, Node node, string outputPath, string colorColumn = "", string attributesColumn = "")
{
if (node.Features.Count > 0)
{
counter++;
var subset = (from f in node.Features select(f.Id)).ToArray();
var geometries = BoundingBoxRepository.GetGeometrySubset(conn, geometryTable, geometryColumn, idcolumn, translation, subset, colorColumn, attributesColumn);
var triangleCollection = GetTriangles(geometries);
var bytes = GlbCreator.GetGlb(triangleCollection);
var b3dm = new B3dm.Tile.B3dm(bytes);
var featureTable = new FeatureTable();
featureTable.BATCH_LENGTH = geometries.Count;
b3dm.FeatureTableJson = JsonConvert.SerializeObject(featureTable);
if (attributesColumn != string.Empty)
{
var batchtable = new BatchTable();
var allattributes = new List <object>();
foreach (var geom in geometries)
{
// only take the first now....
allattributes.Add(geom.Attributes[0]);
}
var item = new BatchTableItem();
item.Name = attributesColumn;
item.Values = allattributes.ToArray();
batchtable.BatchTableItems.Add(item);
var json = JsonConvert.SerializeObject(batchtable, new BatchTableJsonConverter(typeof(BatchTable)));
b3dm.BatchTableJson = json;
}
B3dmWriter.WriteB3dm($"{outputPath}/tiles/{node.Id}.b3dm", b3dm);
}
// and write children too
foreach (var subnode in node.Children)
{
var perc = Math.Round(((double)counter / Counter.Instance.Count) * 100, 2);
Console.Write($"\rProgress: tile {counter} - {perc.ToString("F")}%");
WriteTiles(conn, geometryTable, geometryColumn, idcolumn, translation, subnode, outputPath, colorColumn, attributesColumn);
}
}
private static void WriteTiles(NpgsqlConnection conn, string geometryTable, string geometryColumn, double[] translation, Node node, string outputPath, string colorColumn = "")
{
if (node.Features.Count > 0)
{
counter++;
var subset = (from f in node.Features select(f.Id)).ToArray();
var geometries = BoundingBoxRepository.GetGeometrySubset(conn, geometryTable, geometryColumn, translation, subset, colorColumn);
var triangleCollection = Triangulator.GetTriangles(geometries);
var bytes = GlbCreator.GetGlb(triangleCollection);
var b3dm = new B3dm.Tile.B3dm(bytes);
var featureTable = new FeatureTable();
featureTable.BATCH_LENGTH = geometries.Count;
b3dm.FeatureTableJson = JsonConvert.SerializeObject(featureTable);
var batchTable = new BatchTable();
var r = new Random();
var heights = new List <float>();
for (var i = 0; i < geometries.Count; i++)
{
heights.Add(r.Next(100));
}
batchTable.Height = heights.ToArray();
b3dm.BatchTableJson = JsonConvert.SerializeObject(batchTable);
B3dmWriter.WriteB3dm($"{outputPath}/tiles/{node.Id}.b3dm", b3dm);
}
// and write children too
foreach (var subnode in node.Children)
{
var perc = Math.Round(((double)counter / Counter.Instance.Count) * 100, 2);
Console.Write($"\rProgress: tile {counter} - {perc.ToString("F")}%");
WriteTiles(conn, geometryTable, geometryColumn, translation, subnode, outputPath, colorColumn);
}
}
