http://linuxcnc.org/docs/2.5/html/gui/axis.html#_axis_preview_control
*
(AXIS,hide) Stops the preview (must be first)
*
(AXIS,show) Resumes the preview (must follow a hide)
*
(AXIS,stop) Stops the preview from here to the end of the file.
On 3/5/2012 10:51 AM, charles green wrote:
> fine example of the shortcomings of a doitall pc tyrant vs a dedicated
> machine controller.
>
> the axis simulation should be reserved for the purpose of simulation
> exclusively.
>
>
> --- On Sun, 3/4/12, gene heskett<ghesk...@wdtv.com> wrote:
>
>> From: gene heskett<ghesk...@wdtv.com>
>> Subject: Re: [Emc-users] Bringing linuxcnc to its knees, begging for mercy!
>> To: emc-users@lists.sourceforge.net
>> Date: Sunday, March 4, 2012, 11:52 PM
>> On Monday, March 05, 2012 02:44:35 AM
>> Sebastian Kuzminsky did opine:
>>
>>> On 03/04/2012 09:20 PM, gene heskett wrote:
>>>> The code, if someone wants to tell me what is
>> wrong, (& there no
>>>> doubt is lots wrong) is at:
>>>>
>>>> <http://coyoteden.dyndns-free.com:85/gene/Genes-os9-stf/taper_hub.ngc>
>>> This program is slow to load because it contains a very
>> large number of
>>> g-code commands.
>>>
>>> The outer loop, o200, starts at radius 0.4950 and
>> decreases the radius
>>> by 0.0006 (!) each time through the loop, until it
>> reaches the final
>>> radius of .3875. So that's 179 times through the
>> outer loop.
>>> The inner loop, o300, cuts at the selected radius,
>> successively deeper
>>> in Z. It starts at 0.0000 and goes down to
>> -0.6000 in increments of
>>> 0.001, so that's 600 times through the inner
>> loop. That happens each
>>> time we go through the outer loop, so the cut in the
>> inner loop gets
>>> executed 179 * 600 = 107,400 times.
>> I understand that Sebastian. The point I am raising is
>> that when it
>> finally is loaded and the axis image composed, it really
>> should revert to a
>> 4 or 5 step lookahead, and be as snappy as it usually
>> is. It is not
>> recovering. You did note that the o100 call is skipped
>> if the radius at
>> zdepth is gt start_rad, as there is no use wasting time
>> cutting air.
>>
>> Thanks Sebastian.
>>
>> Cheers, Gene
>> --
>> "There are four boxes to be used in defense of liberty:
>> soap, ballot, jury, and ammo. Please use in that order."
>> -Ed Howdershelt (Author)
>> My web page:<http://coyoteden.dyndns-free.com:85/gene>
>> Mother told me to be good but she's been wrong before.
>>
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