/// <summary>
/// Removes duplicated points in the collection.
/// </summary>
/// <param name="pts">The instance to which the method applies.</param>
/// <param name="tol">The tolerance to use in comparisons.</param>
public static void RemoveDuplicate(this Point2dCollection pts, Tolerance tol)
{
var ptlst = new List <Point2d>();
for (var i = 0; i < pts.Count; i++)
{
ptlst.Add(pts[i]);
}
ptlst.Sort((p1, p2) => p1.X.CompareTo(p2.X));
for (var i = 0; i < ptlst.Count - 1; i++)
{
for (var j = i + 1; j < ptlst.Count;)
{
if (ptlst[j].X - ptlst[i].X > tol.EqualPoint)
{
break;
}
if (ptlst[i].IsEqualTo(ptlst[j], tol))
{
pts.Remove(ptlst[j]);
ptlst.RemoveAt(j);
}
else
{
j++;
}
}
}
}
