I'm not sure if it fits to my project... I'm concerned with surfaces with both conditions: curved parts and sharp edges (as you can achieve lofting one degree curves). I join a picture, it might be easier to see what I mean. The solution you offered me is leading to a faceted ...
the human eye stops trying to find small patterns and just calls it 'complicated'. If you don't, the one or two accidental imperfections you always get while 3D printing really stand
when trying to split this surface with some curves, the output is surfaces but also polysurfaces where this edge is (after joining them since they were in two parts instead of one). the workaround, only for symmetrical cases like this, was to check this edge for intersection with all the...