GH, How can I model parts out of volume

There is an image and I want to try model it with using grasshopper. I am going to plan use cacoon plugin to create similar form but I dont know how to model recessed parts on the surface? Anyone have any idea for it?

The idea that immediately jumps to my mind is to make a grid of points on the surface using divide surface. Then at each of those points use evaluate surface to get a frame, escentially a plane that is orient tangental to the surface at that point. Then use the plane to construct the shape you want to lay out, or use the orient component to place your shape there. This works best for a Nurbs surface, but can be adapted to work on a mesh or subD surface too. I’ll try to mock up an example on a simple surface

Here’s the script I mocked up quick and what it looks like on a simple surface.


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Heteroptera Noise Field Tensor display.gh (27.0 KB)

I think those are tensor lines.


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Mesh has curvature attributes, you can use that to adjust chips’ size.