Hello Jens,In 3d the thickness parameter is not very relevant, i.e. a 2D concept mapped to a 3D object. 3D polylines with large thickness should be rendered as in Geogebra, see e.g.
https://www.geogebra.org/m/bMjuKxEj S. Le 26/09/2018 à 20:09, Jens Simon Strom a écrit :
phi=0:360; param3d(cosd(phi),zeros(phi),sind(phi)) ce=gce();ce.thickness=20;
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