protected internal OctreeNode <T> GetChild(float x, float y, float z)
{
return(Bounds.PointWithinBounds(x, y, z)
? (Branch != null
? (from t in Branch
where t.Bounds.PointWithinBounds(x, y, z)
select t.GetChild(x, y, z)).
FirstOrDefault()
: this)
: null);
}
public ArrayList GetNode(OctreeBox rect, ArrayList nodes)
{
if (Branch == null)
{
var things = Items.GetEnumerator();
while (things.MoveNext())
{
var qtl = (OctreeLeaf <T>)things.Current;
if (qtl != null && rect.PointWithinBounds(qtl.X, qtl.Y, qtl.Z))
{
nodes.Add(qtl.LeafObject);
}
}
}
else
{
foreach (var t in Branch.Where(t => t.Bounds.Within(rect)))
{
t.GetNode(rect, nodes);
}
}
return(nodes);
}