Example: https://itk.org/Wiki/VTK/Examples/Cxx/Visualization/LabelContours How to make a one isoline had one lable? Please, help me! <http://vtk.1045678.n5.nabble.com/file/n5739706/3333.png> -- View this message in context: http://vtk.1045678.n5.nabble.com/Labels-Isolines-tp5739706.html Sent from the VTK - Users mailing list archive at Nabble.com.