public override void _Ready()
{
var biomes = GetChildren();
Array[] tilesTemp = new Array[biomes.Count];
int index = 0;
int count = 0;
foreach (var b in biomes.OfType <Node2D>())
{
tilesTemp[index] = b.GetChildren();
count += tilesTemp[index].Count;
index++;
}
tiles = new GroundTileScript[count];
index = 0;
foreach (var gts in tilesTemp.OfType <GroundTileScript>())
{
tiles[index] = gts;
}
size = tiles.Count();
GD.Print(size);
}