Smooth Concave Tiles

Hi,

I’m trying to create something like this:

Right now I have a sharp transition to a point but I’d like to achieve a smooth concaved look. Please see my file attached.

Any ideas?

Pattern.gh (5.7 KB)

here is something you could continue with.
try the loft option slider.
bumpy-tiles.gh (11.6 KB)

You might want to see “this” thread in old grasshopper3d forum.