Hi all, i would like to select all surfaces on a specific plane. Here is my issue: a polysurface has been turned into separate surfaces. once this has been done i essentially have ‘duplicates’, sat one behind each other (see image)! Duplicates|690x464 I have looked at doing this by centroid of…

Hello, I’m not quite sure what you are trying to do. If you like to select a surface based on a plane you can use a simple approach like this: [chifip] checkIfInPlane.gh (17.6 KB)

sorry, let me explain. i have a set of surfaces which were previously surfaces and have been exploded. this is required to undertake an analysis if single surfaces (poly’s dont work). [GH%20overview] If you zoom in, you will see that the single looking surface is actually 2 separate, but very cl…

Post surfaces please. Depending on the normals i would probably use Point Plane Side pufferfish component – after grouping, most likely by proximity.

Yes, actual rhino surfaces. [image] Help Us Help You Grasshopper Asking questions and getting answers is what this forum is all about. Although people are generally very helpful, there are things you can do to improve your chances of getting good and quick answers. Below …

RH Question.3dm (2.5 MB) got it. thanks for the heads up on the effective questions! AL

The point groups for some reason (xy sort?) indexed them nicely. I culled the single units. So no other filters required… at the moment. re question.gh (7.5 KB) [image]

this is great, thank you! very useful

Selecting surfaces on similar or identical centroids

Grasshopper

aleclitchfield (Aleclitchfield) February 4, 2019, 1:31pm 5

Hi Rickson,

im not sure what you mean, i have posted surfaces, do you mean the actual Rhino?

Alec

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Selecting surfaces on similar or identical centroids

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