actualy i try this code but it doesn't work with my file this is the file that i try to work with http://vtk.1045678.n5.nabble.com/file/n4677850/surf5.wrl surf5.wrl -- View this message in context: http://vtk.1045678.n5.nabble.com/wrl-problem-tp4677818p4677850.html Sent from the VTK - Users mailing list archive at Nabble.com.