Hi every one, i have three surface from alias, i want to join them to one brep with brep join, but it fails. i get one brep and one trimed surface. i have uploaded data, please help me, thanks! [Screenshot 2023-06-15 090754] brep join problem.gh (27.1 KB)

cool, very appreciate. As a beginner, I never expect this problem connect with tolerance setting. By the way, if i want to apply some pattern(example picture) on this brep which have three surfaces. if the base surface is this kind of brep, what should i do, surface morph doesn’t work on brep. [Si…

[image] xin: By the way Search the forum first. Start a new thread, post a GH file with geometry.

ok, i will post on line. thanks again

Problem in brep join

Grasshopper

Joseph_Oster June 15, 2023, 1:25am 2

It failed for me too until I changed my units tolerance from 0.001 to 0.01.
(View | Display Options… | Units)

You don’t need List Item.

join

Apply pattern to brep(joined by three surfaces)

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Problem in brep join

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