Thanks. .I got the solution already. i used the Spline filter output again to another spline filter then my points are equally distributed. . -- View this message in context: http://vtk.1045678.n5.nabble.com/How-to-get-vtkCutter-output-using-spline-tp5727710p5727730.html Sent from the VTK - Users mailing list archive at Nabble.com.