Hi, look at this http://public.kitware.com/pipermail/vtkusers/2004-April/073344.html greets Ingo --- Dr.-Ing. Ingo H. de Boer Polytec GmbH Polytec-Platz 1-7, 76337 Waldbronn, Germany phone: ++49 7243 604 106 fax : ++49 7243 604 255 > > hi, > > does anyone have a simple example for vtkpicker. > > thak you > > kiran