/// <summary>
/// This method simplifies the resultant Geometry by finding and eliminating
/// "covered" points.
/// A point is covered if it is contained in another element Geometry
/// with higher dimension (e.g. a point might be contained in a polygon,
/// in which case the point can be eliminated from the resultant).
/// </summary>
/// <param name="resultNodeList"></param>
/// <returns></returns>
private IList SimplifyPoints(IList resultNodeList)
{
IList nonCoveredPointList = new ArrayList();
IEnumerator it = resultNodeList.GetEnumerator();
while (it.MoveNext())
{
Node n = (Node)it.Current;
ICoordinate coord = n.Coordinate;
if (!op.IsCoveredByLA(coord))
{
IPoint pt = geometryFactory.CreatePoint(coord);
nonCoveredPointList.Add(pt);
}
}
return nonCoveredPointList;
}
