[vtkusers] how to filter out zero points

[Song Li]

Hi,
  A simple question: does anybody know how to filter the dataset based
on the scalar ? say, how should I do if I don't want to see the points
with magnitude of zero ?? Thanks a lot!

--
Song Li
VRAC(Virtual Reality Application Center),Iowa State University
Email: lisong at vrac.iastate.edu
Homepage: http://www.vrac.iastate.edu/~lisong


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