Hi all, I have used the vtkParametricSpline class to get a spline, and my next step is to compute the length of the spline, any help? Thank you in advance! -- View this message in context: http://vtk.1045678.n5.nabble.com/how-to-compute-the-length-of-spline-tp5729305.html Sent from the VTK - Users mailing list archive at Nabble.com.