A regular surface can be created on a SurfaceCollection object.
Add get_property method to the RegularSurface object. This will resample the specified result onto the nodes of the regular surface and return a list of values.
Related documentation
https://api.resinsight.org/en/main/api/rips.RegularSurface.html#rips.RegularSurface
https://api.resinsight.org/en/main/api/rips.SurfaceCollection.html#rips.SurfaceCollection.new_regular_surface