/// <summary>
/// Removes all child nodes.
/// </summary>
internal void ClearChildren()
{
if (_child0 != null && _child1 != null)
{
_child0.ClearChildren();
_child1.ClearChildren();
_parent._nodeCount -= 2;
}
_child0 = null;
_child1 = null;
}
/// <summary>
/// Removes all objects from index.
/// </summary>
public void Clear()
{
_root.ClearChildren();
}