The latest software on the Pocket NC is using the same trajectory planner as what is in LinuxCNC.
I haven’t followed the whole thread. What seems to be wrong with the trajectory planner when doing 4 or 5-axis? > On Jul 6, 2023, at 12:34 PM, Eric Keller <keller...@gmail.com> wrote: > > The Pocket NC runs Machinekit. I'm told machinekit has a better TP, > but I haven't seen any evidence of that. > >> On Thu, Jul 6, 2023 at 12:27 PM Roland Jollivet >> <roland.jolli...@gmail.com> wrote: >> >> The small 4-axis CNC machine,'Pocket Nc' uses LinuxCNC as far as I can >> tell, and it seems to run just fine. Or does it? >> >> Roland >> >> >> >>> On Tue, 4 Jul 2023 at 20:16, andy pugh <bodge...@gmail.com> wrote: >>> >>>> On Tue, 4 Jul 2023 at 18:34, Marius <mar...@mastercut.co.za> wrote: >>> >>>> The problem seems to be that our trajectory planner lack the ability to >>>> look ahead for any rotary axis. This means that a coordinated move that >>>> includes a rotary move will be dysfunctional at best. >>> >>> It's not as bad as that. >>> >>> There is a 9-axis blending planner in Tormach, but it's not trivial to >>> merge it with Linuxcnc due to divergence in the codebase. >>> >>> If we could get hold of the patches that introduced it to Tormach then >>> we could look at integrating it, but doing it just from comparing the >>> code sounds hard. >>> >>> -- >>> atp >>> "A motorcycle is a bicycle with a pandemonium attachment and is >>> designed for the especial use of mechanical geniuses, daredevils and >>> lunatics." >>> — George Fitch, Atlanta Constitution Newspaper, 1912 >>> >>> >>> _______________________________________________ >>> Emc-users mailing list >>> Emc-users@lists.sourceforge.net >>> https://lists.sourceforge.net/lists/listinfo/emc-users >>> >> >> _______________________________________________ >> Emc-users mailing list >> Emc-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-users > > > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
