/// <summary>
/// Helper method to add all the ids of features in this node and its descendants
/// </summary>
/// <returns>An enumeration of feature ids</returns>
private void AddAllFidsInNode(List <uint> fidList)
{
if (FeatureCount > 0)
{
var bin = FirstBin;
while (bin != null)
{
fidList.AddRange(bin.GetAllFidsInBin());
bin = bin.Next;
}
}
if (Nid < _tree.FirstLeafNodeId)
{
Child1.AddAllFidsInNode(fidList);
Child2.AddAllFidsInNode(fidList);
}
}
