/// <summary>
/// Constructor
/// </summary>
/// <param name="items">Partitioning items</param>
/// <param name="maxDepth">Maximum depth</param>
public QuadTree(IEnumerable <T> items, int maxDepth)
{
var bbox = GeometryUtil.CreateBoundingBox(items);
var bsph = GeometryUtil.CreateBoundingSphere(items);
this.BoundingBox = bbox;
this.BoundingSphere = bsph;
int nodeCount = 0;
this.Root = QuadTreeNode <T> .CreatePartitions(
this, null,
bbox, items,
maxDepth,
0,
ref nodeCount);
this.Root.ConnectNodes();
}