There is an axis: <http://forum.openscad.org/file/n21214/axis.png> And a ring: <http://forum.openscad.org/file/n21214/ring.png> When they are union()-ed together the preview is ugly: <http://forum.openscad.org/file/n21214/union.png> Is there a workaround for this? Ugly, script generated code is here <https://pastebin.com/98JytRMr> . -- View this message in context: http://forum.openscad.org/Preview-glitch-tp21214.html Sent from the OpenSCAD mailing list archive at Nabble.com.

Yes, either make sure there are no coincident faces, e.g. make one slightly longer than the other, or put render() just after your color() statements. On 12 April 2017 at 23:48, Endre <ebak32@gmail.com> wrote: > There is an axis: > <http://forum.openscad.org/file/n21214/axis.png> > > And a ring: > <http://forum.openscad.org/file/n21214/ring.png> > > When they are union()-ed together the preview is ugly: > <http://forum.openscad.org/file/n21214/union.png> > > Is there a workaround for this? > > > Ugly, script generated code is here <https://pastebin.com/98JytRMr> . > > > > -- > View this message in context: http://forum.openscad.org/ > Preview-glitch-tp21214.html > Sent from the OpenSCAD mailing list archive at Nabble.com. > > _______________________________________________ > OpenSCAD mailing list > Discuss@lists.openscad.org > http://lists.openscad.org/mailman/listinfo/discuss_lists.openscad.org >

Z-fighting <https://en.wikibooks.org/wiki/OpenSCAD_User_Manual/Print_version#Chapter_8_--_Frequently_Asked_Questions> 2017-04-12 19:48 GMT-03:00 Endre <ebak32@gmail.com>: > There is an axis: > <http://forum.openscad.org/file/n21214/axis.png> > > And a ring: > <http://forum.openscad.org/file/n21214/ring.png> > > When they are union()-ed together the preview is ugly: > <http://forum.openscad.org/file/n21214/union.png> > > Is there a workaround for this? > > > Ugly, script generated code is here <https://pastebin.com/98JytRMr> . > > > > -- > View this message in context: http://forum.openscad.org/ > Preview-glitch-tp21214.html > Sent from the OpenSCAD mailing list archive at Nabble.com. > > _______________________________________________ > OpenSCAD mailing list > Discuss@lists.openscad.org > http://lists.openscad.org/mailman/listinfo/discuss_lists.openscad.org >

Thanks! The render() solved it :) -- View this message in context: http://forum.openscad.org/Preview-glitch-tp21214p21225.html Sent from the OpenSCAD mailing list archive at Nabble.com.