you can really see it if you slow down the acceleration to 1in/sec^2 sam On 12/16/2013 10:34 AM, sam sokolik wrote: > This program (which should be tangent arcs) seems to slow down to a stop > at the beginning of the first and last arc. > > % > (1" square with rounded corners) > G90 G54 G20 > G64 > G0 X0 Y.25 Z0 > G1 Y.75 F50 > G2 X.25 Y1 I.25 > G1 X.75 > G2 X1 Y.75 J-.25 > G1 Y.25 > G2 X.75 Y0 I-.25 > G1 X.25 > G2 X0 Y.25 J.25 > M30 > > > > On 12/15/2013 9:40 PM, sam sokolik wrote: >> Arcspiral.ngc now runs at a peak of 400+ipm - only switches to parabolic >> blends at the very end of the program (probably where the arcs are not >> 'tangent' enough). Awesome! >> >> steve.ngc runs in 7 seconds and seems to slow down down in 2 spots >> (switches to parabolic blends..) Awesome! :) >> >> stellabee1 runs a lot faster but.. When running G64P.005 - I get a >> overage around line 44545. >> >> Here is a short example that shows the errror - if you run the program >> farther - it will have a hand full more of these. says line 23 >> >> http://imagebin.org/282452 >> >> G20 >> G0 Z0.0120 >> G17 G40 >> G80 G90 G94 >> S1000 M3 >> (G04 P3) >> G64P.005 >> F999.0000 >> G18 >> F999.0000 >> G0 X3.0560 Z-0.1065 >> X3.0660 Z-0.0958 >> G2 X3.0800 Y3.3700 Z-0.0853 I-0.0126 K0.0314 >> G1 X3.0940 Z-0.0824 >> X3.1040 Z-0.0889 >> G3 X3.1160 Y3.3700 Z-0.0814 I0.0122 K-0.0061 >> G1 X3.1220 Z-0.0830 >> X3.1260 Z-0.0824 >> X3.1340 Z-0.0735 >> X3.1380 Z-0.0745 >> X3.1420 Z-0.0791 >> X3.1500 Z-0.0941 >> X3.1600 Z-0.1020 >> X3.1660 Z-0.0990 >> X3.1740 Z-0.1000 >> G3 X3.1880 Y3.3700 Z-0.0922 I0.0188 K-0.0172 >> G3 X3.1960 Y3.3700 Z-0.0736 I0.0697 K-0.0189 >> G1 X3.1980 Z-0.0706 >> M2 >> >> Great work!! >> sam >> >> >> >> >> >> On 12/15/2013 03:37 PM, Robert Ellenberg wrote: >>> I think I fixed the issue in the latest commit. It turned out that I wasn't >>> checking the type of segment properly in an error check, so it would flag >>> some arcs as not tangent even when they were. Along with some other fixes >>> to get acceleration right, it should be running at nearly full speed now. >>> >>> Since my last push, I also added a few optimization fixes that should run >>> code like stellabee a bit faster. In particular transitions from tangent to >>> parabolic blending in some cases forced two unnecessary exact stops, which >>> caused more ripple and slowdown than would otherwise be expected. >>> >>> I also ran the 3D chips code on my Sherline, off of an Atom CPU. I didn't >>> see any RT interruptions even with the base thread running. My plan for >>> testing next is to set up a version of the test config with a base thread, >>> and spoof an e-stop. This way, the parallel port can be disconnected to do >>> build tests. >>> >>> -Rob >>> >>> >>> On Fri, Dec 13, 2013 at 2:44 PM, sam sokolik <sa...@empirescreen.com> wrote: >>> >>>> I forgot to say - I just pulled your latest changes before testing... >>>> >>>> sam >>>> On 12/13/2013 1:37 PM, Robert Ellenberg wrote: >>>>> Can you send a link to that G code? I'd like to run it myself and see if >>>> I >>>>> can pinpoint the slowdown. I've identified and fixed a bunch of little >>>>> slowdowns over the last week, so the problem may already be solved. >>>>> >>>>> Thanks! >>>>> Rob >>>>> >>>>> >>>>> On Fri, Dec 13, 2013 at 2:00 PM, sam sokolik <sa...@empirescreen.com> >>>> wrote: >>>>>> Couple of things. >>>>>> >>>>>> arc-arc blends are slower than current TP... current tp does arcspiral >>>>>> at a peak of 100ipm while the new TP does it at about 70. >>>>>> So current TP http://imagebin.org/282155 1:19 minutes >>>>>> New TP http://imagebin.org/282156 1:51 (you can see it does parabolic >>>>>> blends) >>>>>> >>>>>> The neat thing is.. If you do a G64P.003 the naive cam detector >>>>>> converts the short arcs to line segments and you get... >>>>>> >>>>>> http://imagebin.org/282156 21 seconds >>>>>> >>>>>> that peaks at almost 400ipm >>>>>> >>>>>> sam >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> On 12/12/2013 2:49 PM, Robert Ellenberg wrote: >>>>>>> I agree with Sam that we're ready for testing from other users. >>>> However, >>>>>>> there are a few features that we may want to add before a merged into a >>>>>>> main build. One limitation now is that there are a bunch of >>>> configuration >>>>>>> variables that are hard coded: >>>>>>> >>>>>>> - Optimization depth (currently set to ~40 segments) >>>>>>> - Enable / disable arc blend flag >>>>>>> - Max feed override (for sizing blend arcs, assumed to be 200%) >>>>>>> >>>>>>> Given these extra settings, I'm curious what the best way is get them >>>>>> from >>>>>>> an INI file to the trajectory planner. For the experts, how are INI >>>>>>> settings propagated into motion currently? Is there an easy way to tack >>>>>> on >>>>>>> a few more config options? >>>>>>> >>>>>>> Thanks, >>>>>>> Rob >>>>>>> >>>> ------------------------------------------------------------------------------ >>>>>>> Rapidly troubleshoot problems before they affect your business. Most IT >>>>>>> organizations don't have a clear picture of how application performance >>>>>>> affects their revenue. With AppDynamics, you get 100% visibility into >>>>>> your >>>>>>> Java,.NET, & PHP application. Start your 15-day FREE TRIAL of >>>>>> AppDynamics Pro! >>>>>> >>>> http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk >>>>>>> _______________________________________________ >>>>>>> Emc-developers mailing list >>>>>>> Emc-developers@lists.sourceforge.net >>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>> >>>>>>> >>>> ------------------------------------------------------------------------------ >>>>>> Rapidly troubleshoot problems before they affect your business. Most IT >>>>>> organizations don't have a clear picture of how application performance >>>>>> affects their revenue. With AppDynamics, you get 100% visibility into >>>> your >>>>>> Java,.NET, & PHP application. Start your 15-day FREE TRIAL of >>>> AppDynamics >>>>>> Pro! >>>>>> >>>> http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk >>>>>> _______________________________________________ >>>>>> Emc-developers mailing list >>>>>> Emc-developers@lists.sourceforge.net >>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>> >>>> ------------------------------------------------------------------------------ >>>>> Rapidly troubleshoot problems before they affect your business. Most IT >>>>> organizations don't have a clear picture of how application performance >>>>> affects their revenue. With AppDynamics, you get 100% visibility into >>>> your >>>>> Java,.NET, & PHP application. Start your 15-day FREE TRIAL of >>>> AppDynamics Pro! >>>> http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk >>>>> _______________________________________________ >>>>> Emc-developers mailing list >>>>> Emc-developers@lists.sourceforge.net >>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>> >>>>> >>>> ------------------------------------------------------------------------------ >>>> Rapidly troubleshoot problems before they affect your business. Most IT >>>> organizations don't have a clear picture of how application performance >>>> affects their revenue. With AppDynamics, you get 100% visibility into your >>>> Java,.NET, & PHP application. Start your 15-day FREE TRIAL of AppDynamics >>>> Pro! >>>> http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk >>>> _______________________________________________ >>>> Emc-developers mailing list >>>> Emc-developers@lists.sourceforge.net >>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>> >>> ------------------------------------------------------------------------------ >>> Rapidly troubleshoot problems before they affect your business. Most IT >>> organizations don't have a clear picture of how application performance >>> affects their revenue. With AppDynamics, you get 100% visibility into your >>> Java,.NET, & PHP application. Start your 15-day FREE TRIAL of AppDynamics >>> Pro! >>> http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk >>> _______________________________________________ >>> Emc-developers mailing list >>> Emc-developers@lists.sourceforge.net >>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>> >> ------------------------------------------------------------------------------ >> Rapidly troubleshoot problems before they affect your business. Most IT >> organizations don't have a clear picture of how application performance >> affects their revenue. With AppDynamics, you get 100% visibility into your >> Java,.NET, & PHP application. Start your 15-day FREE TRIAL of AppDynamics >> Pro! >> http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk >> _______________________________________________ >> Emc-developers mailing list >> Emc-developers@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-developers >> >> > > ------------------------------------------------------------------------------ > Rapidly troubleshoot problems before they affect your business. Most IT > organizations don't have a clear picture of how application performance > affects their revenue. With AppDynamics, you get 100% visibility into your > Java,.NET, & PHP application. Start your 15-day FREE TRIAL of AppDynamics Pro! > http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk > _______________________________________________ > Emc-developers mailing list > Emc-developers@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-developers > >
------------------------------------------------------------------------------ Rapidly troubleshoot problems before they affect your business. Most IT organizations don't have a clear picture of how application performance affects their revenue. With AppDynamics, you get 100% visibility into your Java,.NET, & PHP application. Start your 15-day FREE TRIAL of AppDynamics Pro! http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers