Cool! But things are a little confusing. Is this 2.6_rc3, 2.5.4_rc3, or 2.6.0-UBC3_rc3? I cannot keep them strait any more...
EBo -- On Apr 17 2014 10:56 PM, Robert Ellenberg wrote: > Hi Sam, > > I think I fixes the remaining errors now. tort.ngc doesn't violate > the > velocity constraints on my test config (with different Z axis max vel > and > max accel). I missed a few subtleties when refactoring ARC_FEED that > broke > the max velocity calculation, but only for helical arcs. There was > also a > small bug in blendmath.c that was calculating the max velocity for > some > blend arcs to be slightly too high. The latest commit on the rc3 > branch in > my github and the official repo has these fixes. > > Also, nice video! The motors sound very smooth and even. What > ARC_BLEND_RAMP_FREQ are you using for it? > > -Rob > > > On Thu, Apr 17, 2014 at 7:53 PM, <[email protected]> wrote: > >> Well your initial fix for the velocity overages definitely fixed the >> terco >> losing position. Yay. I ran the program (31K line program takes >> about >> 20mins I think) quite a few times and it came right back to the same >> starting position. Sounds better to obviously.. >> >> Not bad for a machine that originally spec-ed at 20ipm max.. >> http://youtu.be/IkhlpdRWREE >> >> The only program so far that displays the velocity constraint >> violation >> that I have found so far is the tort.ngc I posted earlier. >> >> Great work!! >> sam >> >> On Tue, 15 Apr 2014 13:02:01 -0400 >> Robert Ellenberg <[email protected]> wrote: >> > That's a possibility, I just did a quick diff of 2.5 and master >> and don't >> > see any changes to the ARC_FEED function (other than a few >> renames). >> > >> > >> > On Tue, Apr 15, 2014 at 10:06 AM, Chris Radek <[email protected]> >> wrote: >> > >> > > On Tue, Apr 15, 2014 at 01:21:07AM -0400, Robert Ellenberg >> wrote: >> > > > Well, I did a little more investigating, and it turns out the >> problem is >> > > > deeper (and older) than I thought. The reason the velocity >> constraints >> > > were >> > > > being violated here was that the "axis_len" calculation in >> emccanon.cc >> > > > (ARC_FEED function) was wrong if the coordinate system is >> rotated. >> > > >> > > Rob, would this also be broken in 2.5 before any of your >> changes? >> > > >> > > Chris >> > > >> > > >> > > >> >> ------------------------------------------------------------------------------ >> > > Learn Graph Databases - Download FREE O'Reilly Book >> > > "Graph Databases" is the definitive new guide to graph databases >> and >> their >> > > applications. Written by three acclaimed leaders in the field, >> > > this first edition is now available. 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Download your free book >> today! >> > http://p.sf.net/sfu/NeoTech >> > _______________________________________________ >> > Emc-developers mailing list >> > [email protected] >> > https://lists.sourceforge.net/lists/listinfo/emc-developers >> >> >> >> >> ------------------------------------------------------------------------------ >> Learn Graph Databases - Download FREE O'Reilly Book >> "Graph Databases" is the definitive new guide to graph databases and >> their >> applications. Written by three acclaimed leaders in the field, >> this first edition is now available. Download your free book today! >> http://p.sf.net/sfu/NeoTech >> _______________________________________________ >> Emc-developers mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/emc-developers >> > > ------------------------------------------------------------------------------ > Learn Graph Databases - Download FREE O'Reilly Book > "Graph Databases" is the definitive new guide to graph databases and > their > applications. Written by three acclaimed leaders in the field, > this first edition is now available. Download your free book today! > http://p.sf.net/sfu/NeoTech > _______________________________________________ > Emc-developers mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-developers ------------------------------------------------------------------------------ Learn Graph Databases - Download FREE O'Reilly Book "Graph Databases" is the definitive new guide to graph databases and their applications. Written by three acclaimed leaders in the field, this first edition is now available. Download your free book today! http://p.sf.net/sfu/NeoTech _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
