/// <summary> This function can be overridden if the original chains are needed
///
/// </summary>
/// <param name="start1">
/// the index of the start of the overlapping segment from mc1
/// </param>
/// <param name="start2">
/// the index of the start of the overlapping segment from mc2
/// </param>
public virtual void Overlap(MonotoneChain mc1, int start1,
MonotoneChain mc2, int start2)
{
mc1.GetLineSegment(start1, overlapSeg1);
mc2.GetLineSegment(start2, overlapSeg2);
Overlap(overlapSeg1, overlapSeg2);
}
/// <summary> This function can be overridden if the original chain is needed</summary>
public virtual void Select(MonotoneChain mc, int start)
{
mc.GetLineSegment(start, selectedSegment);
Select(selectedSegment);
}