Can anyone tell me how should I insert my points? I have almost 20,000 data points (X,Y,Z) to construct the 3d object. -- View this message in context: http://vtk.1045678.n5.nabble.com/How-to-construct-a-3d-nucleus-surface-using-VTK-tp5535393p5537109.html Sent from the VTK - Users mailing list archive at Nabble.com.