Rebuilding Trimmed Surfaces // For Surface Curvature Analysis

Hi Grasshopper community.

I have run into an problem that I haven’t seen answered yet, and it has to do with analyzing the curvature of a surface that has already been trimmed. I’m wondering if there is a way to visualize that data; the problem is that it is visualizing the untrimmed surface and not the already trimmed surface.

Within this script you can see that I’ve tried to rebuild that surface - although those studies were unsuccessful.

Please let me know if you have any insight into this problem? It would be much more helpful to visualize the actual surface I want to study, and to be able to divide that surface by rather than by the area of the original, untrimmed surface.

230207_Surface Curvature Study.gh (1.5 MB)



230207_Surface Curvature Study_re.gh (1.5 MB)

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Thank you so much @HS_Kim
This solves how you would analyze a complex surface with four sides.

The ultimate goal would be to analyze a surface that I can trim with more than four sides. I tried to rebuild a surface with the network surface node but not sure if that’s the best method?

I also tried to rebuild the surface with the surface from points node, but you can’t retrieve the points from the already trimmed surface because it finds the points from the original untrimmed surface.

The question remains: how to rebuild a surface with more than four sides?


230216_Surface Curvature Study_2.gh (1.9 MB)

In this case, try not to use paneling tool and use Quad remesh instead…