public bool Equals(Multipoint <T> other)
{
if (ReferenceEquals(null, other))
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
if (_points.Count != other._points.Count)
{
return(false);
}
for (int i = 0; i < _points.Count; i++)
{
if (!_points[i].Equals(other._points[i]))
{
return(false);
}
}
return(true);
}
public static Multipoint <TP> CreateEmpty <TP>(int capacity = 0) where TP : IPnt
{
var result = new Multipoint <TP>(capacity);
result.SetEmpty();
return(result);
}
public static bool AreMultipointsEqualXY([NotNull] Multipoint <IPnt> multipoint1,
[NotNull] Multipoint <IPnt> multipoint2,
double tolerance)
{
if (ReferenceEquals(multipoint1, multipoint2))
{
return(true);
}
if (!AreBoundsEqual(multipoint1, multipoint2, tolerance))
{
return(false);
}
HashSet <int> foundIndexes = new HashSet <int>();
foreach (IPnt point in multipoint1.GetPoints())
{
bool anyFound = false;
foreach (int foundIdx in
multipoint2.FindPointIndexes(point, tolerance, true))
{
anyFound = true;
foundIndexes.Add(foundIdx);
}
if (!anyFound)
{
return(false);
}
}
// Check if all points have been found at some point:
for (int i = 0; i < multipoint2.PointCount; i++)
{
if (!foundIndexes.Contains(i))
{
return(false);
}
}
return(true);
}
