Plotting streamlines for unstructured grid in paraview "ParaView-5.9.0-RC3-MPI-Linux-Python3.8-64bit"

[mwestphal (Mathieu Westphal (Kitware))]

This may help you as well:

Streamlines on a 2D slice from a 3D domain

Seems like you need something like: https://blog.kitware.com/evenly-spaced-streamlines-2d/ Unfortunately, this only works on 2D planes perpendicular on Z for now. It could be extended to work on arbitrarily oriented planes, but we’ll need to identify funding for this work. dan