/// <summary>
/// A MultiPoint is simple if it has no repeated points.
/// </summary>
public virtual bool IsSimple(MultiPoint mp)
{
if (mp.IsEmpty)
return true;
ISet points = new ListSet();
for (int i = 0; i < mp.NumGeometries; i++)
{
Point pt = (Point)mp.GetGeometryN(i);
Coordinate p = pt.Coordinate;
if (points.Contains(p))
return false;
points.Add(p);
}
return true;
}
