Thank you so much Aashish! Just another quick question is there also test code or an example for vtkWarpLens? I've looked but not had much luck. Thank you once again. -- View this message in context: http://vtk.1045678.n5.nabble.com/SetUseOffAxisProjection-tp5017129p5020276.html Sent from the VTK - Users mailing list archive at Nabble.com.