/// <summary>
/// Clears the QuadTree of all objects, including any objects living in its children.
/// </summary>
internal void Clear()
{
// Clear out the children, if we have any
if (_childTL != null)
{
_childTL.Clear();
_childTR.Clear();
_childBL.Clear();
_childBR.Clear();
}
// Clear any objects at this level
if (_objects != null)
{
_objects.Clear();
_objects = null;
}
// Set the children to null
_childTL = null;
_childTR = null;
_childBL = null;
_childBR = null;
}
///<summary>
///Removes all items from the <see cref="T:System.Collections.Generic.ICollection`1" />.
///</summary>
///
///<exception cref="T:System.NotSupportedException">The <see cref="T:System.Collections.Generic.ICollection`1" /> is read-only. </exception>
public void Clear()
{
_wrappedDictionary.Clear();
_quadTreeRoot.Clear();
}