Dear all, There is a closed surface with a curve near it. I want to project the curve onto the surface and then render . Does anyone have any suggestions? Yue -- View this message in context: http://vtk.1045678.n5.nabble.com/How-to-project-a-curve-onto-surface-tp5724690.html Sent from the VTK - Users mailing list archive at Nabble.com.