Hi When we use vtkPoint or vtkPointSource, as we zoom in and out, the size of points does not change. Is there a way to enable this so that zoom in and out can change the size of point? Thanks S -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://vtk.org/pipermail/vtkusers/attachments/20180422/ce22ccaa/attachment.html>