Any example or tips to render sea surface(shader+FFT)?

[mwestphal (Mathieu Westphal (Kitware))]

See this:
https://discourse.paraview.org/t/visualizations-of-water/4183/18

and this:
https://www.kitware.com/screen-space-fluid-rendering-vtk/

FYI @Timothee_Chabat