I didn't get a chance to test much more this weekend. the spiral.ngc is in the linuxcnc sample gcodes - as is tort.ngc and arc-spiral.ngc. (we can sure come up with some more though...)
How is it going? sam On 11/7/2013 2:02 PM, Robert Ellenberg wrote: > I'll have to run some tests to identify where the restriction is coming > from. The algorithm can potentially leave very short line segments, which > would lead to the low speeds seen in your graphs. If this is the case, then > I plan to modify the algorithm to produce even-length arcs / lines if we > can't completely eliminate the previous segment. I'll post further updates > when I have new code ready. > > Also, I've started to build up a library of short test cases in G code that > will ferret out small bugs. If anyone has a G-code snippet that can causes > an error or poor performance, please send it my way so that I can include > it in the set of tests. Being able to throw a batch of test code at a code > change will make this process go much faster. > > Thanks! > Rob > > > On Thu, Nov 7, 2013 at 2:17 PM, sam sokolik <sa...@empirescreen.com> wrote: > >> Cool >> What are your thoughts on the sawtooth velocity profiles? >> >> sam >> >> On 11/7/2013 12:57 PM, Robert Ellenberg wrote: >>> Ok, that's good news, in a sense. It probably means something isn't quite >>> right with the blend algorithm. I'm going to isolate that case and test >>> against it in the next batch of changes. >>> >>> -Rob >>> >>> >>> >>> On Thu, Nov 7, 2013 at 1:53 PM, sam sokolik <sa...@empirescreen.com> >> wrote: >>>> it seems to do it every time it z-clears to move to the next location. >>>> >>>> sam >>>> On 11/7/2013 12:48 PM, sam sokolik wrote: >>>>> seems to be repeatable - I ran it a couple of times at 1khz and 5khz. >>>>> It is worse at 5khz, >>>>> >>>>> sam >>>>> On 11/7/2013 12:44 PM, Robert Ellenberg wrote: >>>>>> Good find, Sam. Is this repeatable at that location? >>>>>> >>>>>> >>>>>> On Thu, Nov 7, 2013 at 1:34 PM, sam sokolik <sa...@empirescreen.com> >>>> wrote: >>>>>>> There seems to also be some constraint issues still also. >>>>>>> http://imagebin.org/276104 >>>>>>> >>>>>>> this triggered while running the axis splash screen gcode (it seemed >>>> to >>>>>>> trigger the first time around the z axis retract at the end of the >> 'L' >>>>>>> sam >>>>>>> >>>>>>> On 11/7/2013 6:40 AM, sam sokolik wrote: >>>>>>>> Good news - Max velocity and Feedrate override work now! Yay >>>>>>>> >>>>>>>> Bad news. >>>>>>>> 1. Sometimes the first move doesn't start at the begining still. (I >>>>>>>> don't know if this was addressed) and it isn't the same (it may >> start >>>>>>>> further in the spiral sometimes) >>>>>>>> example http://imagebin.org/275762 - the path starts at about 8:00 >>>>>>>> instead of 4:00 (o-clock) >>>>>>>> >>>>>>>> 2. The performance is worse than the current blending. >>>>>>>> Here is a 1khz base period >>>>>>>> http://imagebin.org/276063 >>>>>>>> >>>>>>>> Here is a 10khz base period >>>>>>>> http://imagebin.org/276065 >>>>>>>> >>>>>>>> (original current parabolic blending) >>>>>>>> http://imagebin.org/276064 >>>>>>>> >>>>>>>> I only slightly tested the acc/vel constaints initally - it didn't >>>>>>>> trigger. Again - yay :) (but I didn't do much more testing after >>>> seeing >>>>>>>> the performance) >>>>>>>> >>>>>>>> Again - thanks for your work on this!! >>>>>>>> >>>>>>>> sam >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> On 11/7/2013 5:42 AM, Robert Ellenberg wrote: >>>>>>>>> I fixed the acceleration and feed override issues in the latest set >>>> of >>>>>>>>> commits on github. >>>>>>>>> >>>>>>>>> For the feed override issue, it was a dumb error: I didn't copy >> over >>>> the >>>>>>>>> "enables" from the previous move, meaning feed override was >>>>>>> unintentionally >>>>>>>>> shut off for the blend arcs. >>>>>>>>> >>>>>>>>> The acceleration bounds seem to be obeyed now that the velocity is >>>>>>> capped >>>>>>>>> to 1/2 of the segment length divided by the cycle time. As >> expected, >>>>>>>>> turning up the servo loop speed increases the maximum velocity you >>>> can >>>>>>>>> reach, at the cost of more processing. >>>>>>>>> >>>>>>>>> We're not out of the woods yet, unfortunately. While testing in >>>>>>> simulation >>>>>>>>> at 10kHz on the random walk path, there is an occasional glitch >> where >>>>>>> the >>>>>>>>> axis position becomes "nan". This is likely due to near-zero length >>>>>>>>> segments being created, since there is no prohibition against >>>> trimming a >>>>>>>>> line segment to almost no length. I'm working on a fix for this as >>>>>>> well. If >>>>>>>>> we can't entirely consume the previous line segment, then we must >>>> leave >>>>>>> a >>>>>>>>> good chunk of it unblended (say 1/2 of the line). This way, we >> don't >>>> get >>>>>>>>> degenerate short segments. >>>>>>>>> >>>>>>>>> If you get the chance, it would be helpful to see if this same >> issue >>>>>>>>> appears on your simulation. >>>>>>>>> >>>>>>>>> -Rob >>>>>>>>> On Nov 6, 2013 2:49 PM, "sam sokolik" <sa...@empirescreen.com> >>>> wrote: >>>>>>>>>> Cool - will test when ready :) >>>>>>>>>> >>>>>>>>>> sam >>>>>>>>>> On 11/6/2013 1:45 PM, Robert Ellenberg wrote: >>>>>>>>>>> I ran some simulations that showed the same thing, and I'm 90% >> sure >>>>>>>>>> that's >>>>>>>>>>> due to "skipping" of segments. My code does that accidentally, >> and >>>> the >>>>>>>>>>> planner doesn't account for it. The simple fix is to limit the >>>>>>> velocity >>>>>>>>>> so >>>>>>>>>>> it doesn't need to skip segments. I'm hoping to have that patch >>>> done >>>>>>>>>>> tonight. That means your code will run much slower at 1kHz, but >> if >>>> the >>>>>>>>>> loop >>>>>>>>>>> is faster (10kHz), you may notice a difference. I'll send word as >>>>>>> soon as >>>>>>>>>>> the updates are ready. >>>>>>>>>>> >>>>>>>>>>> Thanks! >>>>>>>>>>> Rob >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> On Wed, Nov 6, 2013 at 2:38 PM, sam sokolik < >>>> sa...@empirescreen.com> >>>>>>>>>> wrote: >>>>>>>>>>>> The halscope screenshots show the accelleration of x (and y but >> I >>>>>>> didn't >>>>>>>>>>>> graph that) overshooting. (36im/sec/sec) The machine is set to >>>>>>>>>>>> 30in/sec/sec. >>>>>>>>>>>> >>>>>>>>>>>> sam >>>>>>>>>>>> On 11/6/2013 1:13 PM, EBo wrote: >>>>>>>>>>>>> Is it really "overshooting", ie busing a limit, or does it just >>>> look >>>>>>>>>>>>> bigger than you want? >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> On Nov 6 2013 12:09 PM, sam sokolik wrote: >>>>>>>>>>>>>> Also - in this situation - it looks like you are only over >>>> shooting >>>>>>>>>>>>>> acceleration by a little bit... (not count the initial move) >>>>>>>>>>>>>> >>>>>>>>>>>>>> It seems like it is almost 'there' :) >>>>>>>>>>>>>> >>>>>>>>>>>>>> sam >>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>>> On 11/5/2013 1:28 PM, sam sokolik wrote: >>>>>>>>>>>>>>> ok - scratch that... The spike is at the initial moves - >>>> which I >>>>>>>>>>>>>>> think >>>>>>>>>>>>>>> you know there is an issue with. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> I was able to capture some better (I think) comparisons >>>> between 1 >>>>>>>>>>>>>>> and 10khz >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> there doesn't seem to be too much of a difference. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> 1khz >>>>>>>>>>>>>>> http://imagebin.org/275886 >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> 10khz >>>>>>>>>>>>>>> http://imagebin.org/275885 >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> they are about the same with the peak acceleration of 36ish >>>>>>> in/sec^2 >>>>>>>>>>>>>>> (should be 30) on X >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> sam >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> On 11/5/2013 12:58 PM, sam sokolik wrote: >>>>>>>>>>>>>>>> well - I may be not understanding... But If I up the servo >>>>>>> thread >>>>>>>>>>>>>>>> to >>>>>>>>>>>>>>>> 5khz - I get this... >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> http://imagebin.org/275882 >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> that is way worse - not better. (acelleration peak of >>>>>>>>>>>>>>>> 20517919in/sec^2) If I set the servo thread to 10khz it is >>>> much >>>>>>>>>>>>>>>> much >>>>>>>>>>>>>>>> worse... >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> I told you I was good a breaking things... >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> sam >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> On 11/5/2013 12:12 PM, sam sokolik wrote: >>>>>>>>>>>>>>>>> Aww - that is unfortunate. I thought that was the whole >>>> point. >>>>>>>>>>>>>>>>> Could >>>>>>>>>>>>>>>>> the naive cam detector fit larger arcs and combine >> segments? >>>>>>>>>>>>>>>>> btw program pause seems to work well. >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> sam >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> On 11/5/2013 11:09 AM, Robert Ellenberg wrote: >>>>>>>>>>>>>>>>>> Good work, Sam. I think this illustrates what can go wrong >>>> if >>>>>>> the >>>>>>>>>>>>>>>>>> segments >>>>>>>>>>>>>>>>>> are too short and the trajectory planner overshoots too >>>> much. I >>>>>>>>>>>>>>>>>> have a fix >>>>>>>>>>>>>>>>>> in progress that limits the velocity based on segment >>>> length. >>>>>>>>>>>>>>>>>> Unfortunately >>>>>>>>>>>>>>>>>> this means that for very short segments like in your code, >>>> the >>>>>>>>>>>>>>>>>> performance >>>>>>>>>>>>>>>>>> won't be much better. Unfortunately this is a limitation >> of >>>> the >>>>>>>>>>>>>>>>>> sample rate >>>>>>>>>>>>>>>>>> of the trajectory planner (1kHz). To go faster, we need to >>>> run >>>>>>>>>>>>>>>>>> the motion >>>>>>>>>>>>>>>>>> loop faster, or resample the input trajectory (see the >> other >>>>>>>>>>>>>>>>>> email thread). >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> -Rob >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> On Tue, Nov 5, 2013 at 11:55 AM, sam sokolik >>>>>>>>>>>>>>>>>> <sa...@empirescreen.com> wrote: >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> some more graphs.. I think there is an issue with >>>>>>>>>>>>>>>>>>> constraints... >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> I am using this 'check_constraints.hal' file >>>>>>>>>>>>>>>>>>> http://pastebin.com/V6ZfJAx4 >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> The original is here.. >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> >> http://git.linuxcnc.org/gitweb?p=linuxcnc.git;a=blob;f=configs/sim/axis/check_constraints.hal;h=c2a432078ec776484c82c16a269e776f0e1263f0;hb=HEAD >>>>>>>>>>>>>>>>>>> This is running spiral - but I do get triggers on the >> spash >>>>>>>>>>>>>>>>>>> screen also >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> http://imagebin.org/275867 >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> you can see the 'constraints ok' goes false for quite a >>>> while >>>>>>>>>>>>>>>>>>> during the >>>>>>>>>>>>>>>>>>> run. At the peak acelleration is over 450in/sec/sec >>>> (should >>>>>>>>>>>>>>>>>>> be less >>>>>>>>>>>>>>>>>>> than 30) >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> Just some FYI >>>>>>>>>>>>>>>>>>> thanks again >>>>>>>>>>>>>>>>>>> sam >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> On 11/5/2013 8:44 AM, EBo wrote: >>>>>>>>>>>>>>>>>>>> Take a look at the old bi-arc approximation code. That >>>>>>>>>>>>>>>>>>>> basically does >>>>>>>>>>>>>>>>>>>> it. There may be easier ways to do it, but I would have >>>> to >>>>>>>>>>>>>>>>>>>> dig. I >>>>>>>>>>>>>>>>>>>> think I have some old code that calls a Fortran library >>>> to do >>>>>>>>>>>>>>>>>>>> arbitrary >>>>>>>>>>>>>>>>>>>> input to B-splines. If you want to take a look at it I >>>> will >>>>>>>>>>>>>>>>>>>> dig >>>>>>>>>>>>>>>>>>>> around... >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> EBo -- >>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>> On Nov 5 2013 7:40 AM, Robert Ellenberg wrote: >>>>>>>>>>>>>>>>>>>>> That's good to know. I'm happy taking the easy way out >> if >>>>>>> it's >>>>>>>>>>>>>>>>>>>>> not an >>>>>>>>>>>>>>>>>>>>> huge >>>>>>>>>>>>>>>>>>>>> difference, but it's nice to know that we could go >> there >>>> if >>>>>>>>>>>>>>>>>>>>> need be. >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> On Nov 5, 2013 9:37 AM, "EBo" <e...@sandien.com> wrote: >>>>>>>>>>>>>>>>>>>>>> It has been a very long time since I have needed to do >>>>>>> curve >>>>>>>>>>>>>>>>>>>>>> fitting >>>>>>>>>>>>>>>>>>>>>> to >>>>>>>>>>>>>>>>>>>>>> generic input date -- actually image2gcode processing >> + >>>>>>>>>>>>>>>>>>>>>> offset >>>>>>>>>>>>>>>>>>>>>> surfaces. >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> If you extend the idea past pairs to replacing >>>> n-positions >>>>>>>>>>>>>>>>>>>>>> with >>>>>>>>>>>>>>>>>>>>>> either >>>>>>>>>>>>>>>>>>>>>> a straight segment or arc, then a lot of these issues >>>> will >>>>>>>>>>>>>>>>>>>>>> either go >>>>>>>>>>>>>>>>>>>>>> away or will be genuine problems. If they are in fact >>>>>>> issues >>>>>>>>>>>>>>>>>>>>>> with >>>>>>>>>>>>>>>>>>>>>> the >>>>>>>>>>>>>>>>>>>>>> geometry, then we should/could analyze the >> acceleration >>>>>>>>>>>>>>>>>>>>>> profile and >>>>>>>>>>>>>>>>>>>>>> adjust the max velocity accordingly. >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> EBo -- >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>> On Nov 5 2013 7:23 AM, Robert Ellenberg wrote: >>>>>>>>>>>>>>>>>>>>>>> Right now it will replace a pair of lines with a >> single >>>>>>> arc >>>>>>>>>>>>>>>>>>>>>>> if the >>>>>>>>>>>>>>>>>>>>>>> blend >>>>>>>>>>>>>>>>>>>>>>> tolerance allows it. >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> I think the simplest answer is to slow the max >> velocity >>>>>>> down >>>>>>>>>>>>>>>>>>>>>>> so >>>>>>>>>>>>>>>>>>>>>> that >>>>>>>>>>>>>>>>>>>>>>> it >>>>>>>>>>>>>>>>>>>>>>> always hits every segment at least once. This will >>>> still >>>>>>> be >>>>>>>>>>>>>>>>>>>>>>> better >>>>>>>>>>>>>>>>>>>>>>> than the >>>>>>>>>>>>>>>>>>>>>>> current method unless the segment length is very >> small. >>>>>>>>>>>>>>>>>>>>>>> One possibility is to increase the effective segment >>>>>>> length >>>>>>>>>>>>>>>>>>>>>>> by >>>>>>>>>>>>>>>>>>>>>>> treating >>>>>>>>>>>>>>>>>>>>>>> multiple tangent segments as one long segment, at >>>> least as >>>>>>>>>>>>>>>>>>>>>>> far as >>>>>>>>>>>>>>>>>>>>>> the >>>>>>>>>>>>>>>>>>>>>>> velocity profile is concerned. We would essentially >> be >>>>>>>>>>>>>>>>>>>>>>> resampling >>>>>>>>>>>>>>>>>>>>>> the >>>>>>>>>>>>>>>>>>>>>>> trajectory on the fly. >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> -Rob >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> On Nov 5, 2013 8:04 AM, "EBo" <e...@sandien.com> >> wrote: >>>>>>>>>>>>>>>>>>>>>>>> On Nov 5 2013 5:38 AM, Gene Heskett wrote: >>>>>>>>>>>>>>>>>>>>>>>>> On Tuesday 05 November 2013 07:37:15 andy pugh did >>>>>>> opine: >>>>>>>>>>>>>>>>>>>>>>>>>> On 5 November 2013 08:18, Robert Ellenberg >>>>>>>>>>>>>>>>>>>>>>>>>> <rwe...@gmail.com> >>>>>>>>>>>>>>>>>>>>>>>> wrote: >>>>>>>>>>>>>>>>>>>>>>>>>>> 2. Sam's example has very short line segments >> (line >>>>>>>>>>>>>>>>>>>>>>>>>>> lengths >>>>>>>>>>>>>>>>>>>>>> are >>>>>>>>>>>>>>>>>>>>>>>>>> about >>>>>>>>>>>>>>>>>>>>>>>>>>> 0.0001"). We're hitting the limits >>>> of the >>>>>>>>>>>>>>>>>>>>>>>>>>> sampling rate >>>>>>>>>>>>>>>>>>>>>> when >>>>>>>>>>>>>>>>>>>>>>>>>>> running this code. At 1kHz, to >> move >>>>>>> faster than >>>>>>>>>>>>>>>>>>>>>>>>>>> 0.1 in / >>>>>>>>>>>>>>>>>>>>>> sec >>>>>>>>>>>>>>>>>>>>>>>>>> means >>>>>>>>>>>>>>>>>>>>>>>>>>> we start skipping segments. >>>>>>>>>>>>>>>>>>>>>>>>>> That seems like pretty pathological G-code. If you >>>>>>> can't >>>>>>>>>>>>>>>>>>>>>>>>>> even >>>>>>>>>>>>>>>>>>>>>>>>>> "touch" >>>>>>>>>>>>>>>>>>>>>>>>>> every segment at 1kHz at the requested speed then >> I >>>>>>> don't >>>>>>>>>>>>>>>>>>>>>> think >>>>>>>>>>>>>>>>>>>>>>>> you >>>>>>>>>>>>>>>>>>>>>>>>>> should try to hold the speed. >>>>>>>>>>>>>>>>>>>>>>>>> What Andy said. I am not in favor of throwing away >>>>>>>>>>>>>>>>>>>>>>>>> accuracy. >>>>>>>>>>>>>>>>>>>>>>>> Are your approximating the little segments with >>>>>>>>>>>>>>>>>>>>>>>> arc's/splines and >>>>>>>>>>>>>>>>>>>>>>>> reducing the complexity, or are you skipping over >>>> some of >>>>>>>>>>>>>>>>>>>>>>>> them. >>>>>>>>>>>>>>>>>>>>>> If >>>>>>>>>>>>>>>>>>>>>>>> it >>>>>>>>>>>>>>>>>>>>>>>> is the former, then you can set the approximation >>>>>>>>>>>>>>>>>>>>>> parameterization >>>>>>>>>>>>>>>>>>>>>>>> and >>>>>>>>>>>>>>>>>>>>>>>> know a priori exactly the behaviour. With line >>>> segments >>>>>>> of >>>>>>>>>>>>>>>>>>>>>>>> only >>>>>>>>>>>>>>>>>>>>>>>> 0.0001" >>>>>>>>>>>>>>>>>>>>>>>> it is basically the equivalent of recording >> single/two >>>>>>>>>>>>>>>>>>>>>>>> steps on >>>>>>>>>>>>>>>>>>>>>> just >>>>>>>>>>>>>>>>>>>>>>>> about any industrial machine tool. I mean, how many >>>>>>>>>>>>>>>>>>>>>>>> machine >>>>>>>>>>>>>>>>>>>>>> tools >>>>>>>>>>>>>>>>>>>>>>>> to >>>>>>>>>>>>>>>>>>>>>>>> you work with that resolve anything below 0.00005"? >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> What I will say is that this is a great >>>> stress/regression >>>>>>>>>>>>>>>>>>>>>>>> test >>>>>>>>>>>>>>>>>>>>>> and >>>>>>>>>>>>>>>>>>>>>>>> should be kept. We can continue to debate the >>>>>>>>>>>>>>>>>>>>>>>> appropriateness >>>>>>>>>>>>>>>>>>>>>> and >>>>>>>>>>>>>>>>>>>>>>>> meaning of this pathological case. I for one say >>>> thank >>>>>>> you >>>>>>>>>>>>>>>>>>>>>>>> for >>>>>>>>>>>>>>>>>>>>>>>> taking >>>>>>>>>>>>>>>>>>>>>>>> the test to the extreme. >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> EBo -- >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>>>>>>>>>>>> Accelerate application performance with scalable >>>>>>>>>>>>>>>>>>>>>>>> programming >>>>>>>>>>>>>>>>>>>>>> models. >>>>>>>>>>>>>>>>>>>>>>> Explore >>>>>>>>>>>>>>>>>>>>>>>> techniques for threading, error checking, porting, >> and >>>>>>>>>>>>>>>>>>>>>>>> tuning. >>>>>>>>>>>>>>>>>>>>>> Get >>>>>>>>>>>>>>>>>>>>>>>> the >>>>>>>>>>>>>>>>>>>>>>> most >>>>>>>>>>>>>>>>>>>>>>>> from the latest Intel processors and coprocessors. >> See >>>>>>>>>>>>>>>>>>>>>>>> abstracts >>>>>>>>>>>>>>>>>>>>>> and >>>>>>>>>>>>>>>>>>>>>>> register >>>>>>>>>>>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>>>>>>>>>>>> >>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>>>>>>>>>>> Accelerate application performance with scalable >>>>>>> programming >>>>>>>>>>>>>>>>>>>>>> models. >>>>>>>>>>>>>>>>>>>>>>> Explore >>>>>>>>>>>>>>>>>>>>>>> techniques for threading, error checking, porting, >> and >>>>>>>>>>>>>>>>>>>>>>> tuning. Get >>>>>>>>>>>>>>>>>>>>>>> the most >>>>>>>>>>>>>>>>>>>>>>> from the latest Intel processors and coprocessors. >> See >>>>>>>>>>>>>>>>>>>>>>> abstracts >>>>>>>>>>>>>>>>>>>>>> and >>>>>>>>>>>>>>>>>>>>>>> register >>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>>>>>>>>>>> >>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>>>>>>>>>> Accelerate application performance with scalable >>>>>>> programming >>>>>>>>>>>>>>>>>>>>>> models. >>>>>>>>>>>>>>>>>>>>> Explore >>>>>>>>>>>>>>>>>>>>>> techniques for threading, error checking, porting, and >>>>>>>>>>>>>>>>>>>>>> tuning. Get >>>>>>>>>>>>>>>>>>>>>> the >>>>>>>>>>>>>>>>>>>>> most >>>>>>>>>>>>>>>>>>>>>> from the latest Intel processors and coprocessors. See >>>>>>>>>>>>>>>>>>>>>> abstracts and >>>>>>>>>>>>>>>>>>>>> register >>>>>>>>>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>>>>>>>>>> >>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>>>>>>>>> Accelerate application performance with scalable >>>> programming >>>>>>>>>>>>>>>>>>>>> models. >>>>>>>>>>>>>>>>>>>>> Explore >>>>>>>>>>>>>>>>>>>>> techniques for threading, error checking, porting, and >>>>>>> tuning. >>>>>>>>>>>>>>>>>>>>> Get >>>>>>>>>>>>>>>>>>>>> the most >>>>>>>>>>>>>>>>>>>>> from the latest Intel processors and coprocessors. See >>>>>>>>>>>>>>>>>>>>> abstracts and >>>>>>>>>>>>>>>>>>>>> register >>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>>>>>>>>> >>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>>>>>>>> Accelerate application performance with scalable >>>> programming >>>>>>>>>>>>>>>>>>>> models. >>>>>>>>>>>>>>>>>>> Explore >>>>>>>>>>>>>>>>>>>> techniques for threading, error checking, porting, and >>>>>>> tuning. >>>>>>>>>>>>>>>>>>>> Get the >>>>>>>>>>>>>>>>>>> most >>>>>>>>>>>>>>>>>>>> from the latest Intel processors and coprocessors. See >>>>>>>>>>>>>>>>>>>> abstracts and >>>>>>>>>>>>>>>>>>> register >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>>>>>>>> >>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>>>>>>> Accelerate application performance with scalable >>>> programming >>>>>>>>>>>>>>>>>>> models. >>>>>>>>>>>>>>>>>>> Explore >>>>>>>>>>>>>>>>>>> techniques for threading, error checking, porting, and >>>> tuning. >>>>>>>>>>>>>>>>>>> Get the most >>>>>>>>>>>>>>>>>>> from the latest Intel processors and coprocessors. See >>>>>>> abstracts >>>>>>>>>>>>>>>>>>> and >>>>>>>>>>>>>>>>>>> register >>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>>>>>>> >>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>>>>>> Accelerate application performance with scalable >> programming >>>>>>>>>>>>>>>>>> models. Explore >>>>>>>>>>>>>>>>>> techniques for threading, error checking, porting, and >>>> tuning. >>>>>>>>>>>>>>>>>> Get the most >>>>>>>>>>>>>>>>>> from the latest Intel processors and coprocessors. See >>>>>>> abstracts >>>>>>>>>>>>>>>>>> and register >>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>>>>>> >> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>>>>>>>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>>>>> Accelerate application performance with scalable >> programming >>>>>>>>>>>>>>>>> models. Explore >>>>>>>>>>>>>>>>> techniques for threading, error checking, porting, and >>>> tuning. >>>>>>> Get >>>>>>>>>>>>>>>>> the most >>>>>>>>>>>>>>>>> from the latest Intel processors and coprocessors. See >>>> abstracts >>>>>>>>>>>>>>>>> and register >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>>>>> >> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>>>>>>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>>>> Accelerate application performance with scalable programming >>>>>>>>>>>>>>>> models. Explore >>>>>>>>>>>>>>>> techniques for threading, error checking, porting, and >> tuning. >>>>>>> Get >>>>>>>>>>>>>>>> the most >>>>>>>>>>>>>>>> from the latest Intel processors and coprocessors. See >>>> abstracts >>>>>>>>>>>>>>>> and register >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>>> Accelerate application performance with scalable programming >>>>>>> models. >>>>>>>>>>>>>>> Explore >>>>>>>>>>>>>>> techniques for threading, error checking, porting, and >> tuning. >>>> Get >>>>>>>>>>>>>>> the most >>>>>>>>>>>>>>> from the latest Intel processors and coprocessors. See >>>> abstracts >>>>>>> and >>>>>>>>>>>>>>> register >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>>> Accelerate application performance with scalable programming >>>>>>> models. >>>>>>>>>>>>>> Explore >>>>>>>>>>>>>> techniques for threading, error checking, porting, and tuning. >>>> Get >>>>>>>>>>>>>> the most >>>>>>>>>>>>>> from the latest Intel processors and coprocessors. See >> abstracts >>>>>>> and >>>>>>>>>>>>>> register >>>>>>>>>>>>>> >>>>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >> ------------------------------------------------------------------------------ >>>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>>> Accelerate application performance with scalable programming >>>> models. >>>>>>>>>>>> Explore >>>>>>>>>>>>> techniques for threading, error checking, porting, and tuning. >>>> Get >>>>>>> the >>>>>>>>>>>> most >>>>>>>>>>>>> from the latest Intel processors and coprocessors. See >> abstracts >>>> and >>>>>>>>>>>> register >>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>>>>>>>> >>>>>>>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>>> Accelerate application performance with scalable programming >>>> models. >>>>>>>>>>>> Explore >>>>>>>>>>>> techniques for threading, error checking, porting, and tuning. >> Get >>>>>>> the >>>>>>>>>> most >>>>>>>>>>>> from the latest Intel processors and coprocessors. See abstracts >>>> and >>>>>>>>>>>> register >>>>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>>> Accelerate application performance with scalable programming >>>> models. >>>>>>>>>> Explore >>>>>>>>>>> techniques for threading, error checking, porting, and tuning. >> Get >>>> the >>>>>>>>>> most >>>>>>>>>>> from the latest Intel processors and coprocessors. See abstracts >>>> and >>>>>>>>>> register >>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>>> _______________________________________________ >>>>>>>>>>> Emc-developers mailing list >>>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>>>>>> >>>>>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>>> Accelerate application performance with scalable programming >> models. >>>>>>>>>> Explore >>>>>>>>>> techniques for threading, error checking, porting, and tuning. Get >>>> the >>>>>>> most >>>>>>>>>> from the latest Intel processors and coprocessors. See abstracts >> and >>>>>>>>>> register >>>>>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>>> _______________________________________________ >>>>>>>>>> Emc-developers mailing list >>>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>>> Accelerate application performance with scalable programming >> models. >>>>>>> Explore >>>>>>>>> techniques for threading, error checking, porting, and tuning. Get >>>> the >>>>>>> most >>>>>>>>> from the latest Intel processors and coprocessors. See abstracts >> and >>>>>>> register >>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>>> _______________________________________________ >>>>>>>>> Emc-developers mailing list >>>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>>>> >>>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>>> Accelerate application performance with scalable programming models. >>>>>>> Explore >>>>>>>> techniques for threading, error checking, porting, and tuning. Get >> the >>>>>>> most >>>>>>>> from the latest Intel processors and coprocessors. See abstracts and >>>>>>> register >>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>>> _______________________________________________ >>>>>>>> Emc-developers mailing list >>>>>>>> Emc-developers@lists.sourceforge.net >>>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>>> >>>>>>>> >> ------------------------------------------------------------------------------ >>>>>>> November Webinars for C, C++, Fortran Developers >>>>>>> Accelerate application performance with scalable programming models. >>>>>>> Explore >>>>>>> techniques for threading, error checking, porting, and tuning. Get >> the >>>> most >>>>>>> from the latest Intel processors and coprocessors. See abstracts and >>>>>>> register >>>>>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>>> _______________________________________________ >>>>>>> Emc-developers mailing list >>>>>>> Emc-developers@lists.sourceforge.net >>>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>>> >> ------------------------------------------------------------------------------ >>>>>> November Webinars for C, C++, Fortran Developers >>>>>> Accelerate application performance with scalable programming models. >>>> Explore >>>>>> techniques for threading, error checking, porting, and tuning. Get the >>>> most >>>>>> from the latest Intel processors and coprocessors. See abstracts and >>>> register >>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>>> _______________________________________________ >>>>>> Emc-developers mailing list >>>>>> Emc-developers@lists.sourceforge.net >>>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>>> >>>>>> >> ------------------------------------------------------------------------------ >>>>> November Webinars for C, C++, Fortran Developers >>>>> Accelerate application performance with scalable programming models. >>>> Explore >>>>> techniques for threading, error checking, porting, and tuning. Get the >>>> most >>>>> from the latest Intel processors and coprocessors. See abstracts and >>>> register >>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>>> _______________________________________________ >>>>> Emc-developers mailing list >>>>> Emc-developers@lists.sourceforge.net >>>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>>> >>>>> >>>> >>>> >> ------------------------------------------------------------------------------ >>>> November Webinars for C, C++, Fortran Developers >>>> Accelerate application performance with scalable programming models. >>>> Explore >>>> techniques for threading, error checking, porting, and tuning. Get the >> most >>>> from the latest Intel processors and coprocessors. See abstracts and >>>> register >>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>>> _______________________________________________ >>>> Emc-developers mailing list >>>> Emc-developers@lists.sourceforge.net >>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>> >> ------------------------------------------------------------------------------ >>> November Webinars for C, C++, Fortran Developers >>> Accelerate application performance with scalable programming models. >> Explore >>> techniques for threading, error checking, porting, and tuning. Get the >> most >>> from the latest Intel processors and coprocessors. See abstracts and >> register >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >>> _______________________________________________ >>> Emc-developers mailing list >>> Emc-developers@lists.sourceforge.net >>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>> >>> >> >> >> ------------------------------------------------------------------------------ >> November Webinars for C, C++, Fortran Developers >> Accelerate application performance with scalable programming models. >> Explore >> techniques for threading, error checking, porting, and tuning. Get the most >> from the latest Intel processors and coprocessors. See abstracts and >> register >> http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk >> _______________________________________________ >> Emc-developers mailing list >> Emc-developers@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-developers >> > ------------------------------------------------------------------------------ > November Webinars for C, C++, Fortran Developers > Accelerate application performance with scalable programming models. Explore > techniques for threading, error checking, porting, and tuning. Get the most > from the latest Intel processors and coprocessors. See abstracts and register > http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk > _______________________________________________ > Emc-developers mailing list > Emc-developers@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-developers > > ------------------------------------------------------------------------------ November Webinars for C, C++, Fortran Developers Accelerate application performance with scalable programming models. Explore techniques for threading, error checking, porting, and tuning. Get the most from the latest Intel processors and coprocessors. See abstracts and register http://pubads.g.doubleclick.net/gampad/clk?id=60136231&iu=/4140/ostg.clktrk _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers
