I am trying to tetrahedralize my mesh using tetgen library. However it creates convexhull on the mesh like in the picture. How can I tetrahedralize my mesh while preserving boundary surface of the mesh using tetgen library?
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user3117189
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Okay, I found the problem. Setting the parameter plc
as 1
fixes the problem.

user3117189
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Hey, thanks so much! You helped me fix a problem that I was having as well. – Mineohmight Sep 30 '22 at 22:42