/// <summary>
///
/// </summary>
/// <param name="node"></param>
/// <param name="addInterval"></param>
/// <returns></returns>
public static Node CreateExpanded(Node node, Interval addInterval)
{
Interval expandInt = new Interval(addInterval);
if (node != null)
{
expandInt.ExpandToInclude(node.interval);
}
Node largerNode = CreateNode(expandInt);
if (node != null)
{
largerNode.Insert(node);
}
return(largerNode);
}
/// <summary>
///
/// </summary>
/// <param name="node"></param>
public void Insert(Node node)
{
Assert.IsTrue(interval == null || interval.Contains(node.Interval));
int index = GetSubnodeIndex(node.interval, centre);
if (node.level == level - 1)
{
subnode[index] = node;
}
else
{
// the node is not a direct child, so make a new child node to contain it
// and recursively insert the node
Node childNode = CreateSubnode(index);
childNode.Insert(node);
subnode[index] = childNode;
}
}