[OpenSCAD] FW: Rendering problem about importing dxf file

ericlau cylaumail at gmail.com
Fri Jan 12 13:37:55 EST 2018


cacb wrote
>>> I'm a new user of OpenSCAD and just met a rendering problem. Could you 
>>> help
>>> to solve it?
>>> 
>>> Rendering success:
>>> - Use linear_extrude() for a dxf file and display a sphere.
>>> - Only use rotate_extrude() for a dxf file.
>>> 
>>> Rendering fail:
>>> - Use rotate_extrude() for a dxf file and display a
>>> sphere.
> 
> The problem is that after rotate_extrude, the solid created is 
> self-intersecting. This is not detected until you attempt to perform a 
> boolean operation on it, i.e. union with the sphere. To avoid this 
> problem, make sure the profile you rotate_extrude is not crossing or 
> touching the x-axis.
> 
> For example
> translate([0.1,0.0,0.0])import("import_exercise.dxf");
> 
> Carsten Arnholm
> 
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> OpenSCAD mailing list

> Discuss at .openscad

> http://lists.openscad.org/mailman/listinfo/discuss_lists.openscad.org

Thanks cacb. It works! The problem is solved after I add
"translate([1,0,0])" under "rotate_extrude()".



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