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I need to find some time to find out why this is failing. OK, I had a look at the file and it used PolyLines. The DXF importer is extremely basic and gets very little attention. In the dialog shown by Joan_Sparky, try by clicking on the “Merge Profiles into Polylines” and see if that makes a difference. Maybe the entity is an ‘arc’ and perhaps that’s still not supported in the importer. I would have to have a closer look at the DXF file to see what is going wrong. Yet another problem which I encountered was that circular copper pour regions are somehow recognized as being circular and the numerous short line segments representing the region are replaced with 16 or 32 points and of course violating the intended design. Another problem you may encounter is that KiCad will use either 16 or 32 segments per 360 degrees to approximate an arc in the manufacturing output files a consequence of that is that large arcs will be wrong in the Gerber files even if they look OK in the mechanical exports. This could cause problems when importing to copper layers since arcs are not allowed on copper layers.
Genuine arcs are used, not approximations. There are bugs that were fixed shortly after the very first 4.0 release. Select the 'Add graphic circle' or 'Add graphic arc' tool Is possible to draw a circular (or arc) outline: Relative coordinates enable very precise dimensions to be drawn. Relative coordinates can be zeroed at any time using the space bar,Īnd that the display units can also be toggled using 'Ctrl-U'. Precise dimensions, so it may be necessary to use the displayedĬursor coordinates while tracing the outline. Tool to trace the edge, clicking at the position of each vertex andĭouble-clicking to finish the outline. Select 'Edge.Cuts'Īs the active layer and use the 'Add graphic line or polygon' The outline is drawn as a sequence of line segments. It is usually a good idea to define the outline of the board first. KiCad/kicad-doc/blob/master/src/pcbnew/pcbnew_create_and_modify_board.adoc I’ve done it in kicad dev, but I suppose it would work also in kicad stable (in case not, after exploding the object save the dxf as R12)
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