Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-13 Thread Steve Blackmore
On Thu, 12 Jun 2014 07:15:56 -0500, you wrote:

This is a velocity plot with the old TP
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-06-12%2006:56:26.png

New TP
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-06-12%2006:54:17.png

It gets up to the programmed feed and stays there.

Hi Sam - looks like it is fixed :) All the more important to get it out
without further delay.

Steve Blackmore
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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread Steve Blackmore
On Wed, 11 Jun 2014 19:29:27 -0600, you wrote:

I'm pleased to announce that Robert Ellenberg's new trajectory planner
has been merged into LinuxCNC.  It is in the master branch, aka 2.7~pre,
what will become 2.7 later when it's released.  It will be part of build
v2.7.0-pre0-550-gd699a06 and later.  The new TP is not in 2.5 or 2.6,
those will keep working the same way they always have.

Has the arc to line, line to arc transition problem been fixed? 

If so, why the delay to 2.7 and not put it in 2.6? 

Steve Blackmore
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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread sam sokolik
 , the trapezoidal motion 
profile is limited by other factors, such as normal acceleration or 
requested velocity, and so the actual performance loss should be much 
smaller. Increasing the cutoff frequency can squeeze out more 
performance, but make the motion rougher due to acceleration 
discontinuities. A value in the range 20Hz to 200Hz should be reasonable 
to start.

Finally, no amount of tweaking will speed up a toolpath with lots of 
small, tight corners, since you're limited by cornering acceleration. 
Still, if you see a slowdown that you think shouldn't be there, post the 
example here. There's always the chance that there's a bottleneck that 
we missed.





On 6/11/2014 10:44 PM, Todd Zuercher wrote:
 Great to hear that it's in.  Looking forward to using it.

 Just a couple of questions, have the necessary config changes to use it been 
 added to the documentation?
 If someone doesn't make the ini changes will the old strategies still used 
 then?


 - Original Message -
 From: Sebastian Kuzminsky s...@highlab.com
 To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net
 Sent: Wednesday, June 11, 2014 9:29:27 PM
 Subject: [Emc-users] New trajectory planner merged into LinuxCNC's
 development branch

 I'm pleased to announce that Robert Ellenberg's new trajectory planner
 has been merged into LinuxCNC.  It is in the master branch, aka 2.7~pre,
 what will become 2.7 later when it's released.  It will be part of build
 v2.7.0-pre0-550-gd699a06 and later.  The new TP is not in 2.5 or 2.6,
 those will keep working the same way they always have.

 Robert's new trajectory planner improves LinuxCNC's ability to keep
 machining speed up, while not violating the programmed feed rate or
 machine velocity or acceleration constraints from the ini configuration.

 Your G-code programs should still make the same parts as before, but
 they should now adhere to the programmed feed rate more closely, and
 thus cut better and run to completion more rapidly.  The old trajectory
 planner would sometimes slow down more than it needed to, the new one
 does a better job.


 Many thanks to Robert Ellenberg for all the coding and debugging, and to
 Sam Sokolik and others for relentless testing.


 Brave users of the master branch!  Please keep an eye on your machines
 and let us know if they misbehave in any way.  (And let us know if your
 machines run better than before!)




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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread sam sokolik
Hi Steve

Do you remember this program?
http://electronicsam.com/images/KandT/testing/steve.ngc
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-06-12%2006:54:36.png

This was a snippet of code that you had posted a while back.
This is a velocity plot with the old TP
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-06-12%2006:56:26.png

New TP
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-06-12%2006:54:17.png

It gets up to the programmed feed and stays there.

sam


On 6/12/2014 2:28 AM, Steve Blackmore wrote:
 On Wed, 11 Jun 2014 19:29:27 -0600, you wrote:

 I'm pleased to announce that Robert Ellenberg's new trajectory planner
 has been merged into LinuxCNC.  It is in the master branch, aka 2.7~pre,
 what will become 2.7 later when it's released.  It will be part of build
 v2.7.0-pre0-550-gd699a06 and later.  The new TP is not in 2.5 or 2.6,
 those will keep working the same way they always have.
 Has the arc to line, line to arc transition problem been fixed?

 If so, why the delay to 2.7 and not put it in 2.6?

 Steve Blackmore
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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread Sebastian Kuzminsky
On 6/12/14 06:15 , sam sokolik wrote:
 http://electronicsam.com/images/KandT/testing/steve.ngc
...

 New TP
 http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-06-12%2006:54:17.png

 It gets up to the programmed feed and stays there.

That's a really striking demonstration, Sam!


 On 6/12/2014 2:28 AM, Steve Blackmore wrote:
 If so, why the delay to 2.7 and not put it in 2.6?

It's not in 2.6 because 2.6 is too close to release to introduce such 
deep changes.


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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread Gene Heskett
On Thursday 12 June 2014 10:53:05 Pete Matos did opine
And Gene did reply:
 I was under the impression that this was in the latest master release a
 bit ago.  I thought you had to enable something to make it work. There
 were some  folks testing it tho.  I really would like to get this on
 my machine soon.  I still have some work to do to my Cincinatti Arrow
 500 VMC retrofit but it is getting there.  The machine works really
 well now and the parts I am  making are coming out excellent thanks in
 large part to LinuxCNC.  Here is a photo of my latest creations on a
 custom precision air rifle. I am kinda proud of them so if you have
 seen them before please forgive the unabashed showing off LOL.. peace
 
 Pete

Wow Pete, thats one sweet looking paper punch.  I'd be proud to drag that 
out at the range. I'll bet it gets the oooh's and aah's when you do too.

I've got a BP 50 cal that gets comments (but not from the purists, they 
don't like thumb hole stocks) but they quit bitching when they look at the 
size of the group it just shot.

That is very nice, beats anything I've done for sure.

Cheers, Gene Heskett
-- 
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 soap, ballot, jury, and ammo. Please use in that order.
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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread Pete Matos
Gene,
 Thanks man but UNFORTUNATELY it is not mine LOL.  I just machined the
custom scope riser and the removable custom side focus wheel for it. I am
also probably going to be making some range markers for the scope as well
here soon.  The rifle is a stunner for sure and one of the meanest looking
airguns I have ever seen. It is pretty much STUPID expensive LOL.  That rig
costs more than some decent cars LOL...  I was just privileged enough to
get to make parts for it. I has also been tuned by Alan Zasadny one of the
best PCP airgun tuners in the world.  It is just a sick cool airgun and I
thought someone might enjoy seeing it. I am glad you like it and it sounds
like your rifle is also nice.  Cheers!! Peace


Pete



On Thu, Jun 12, 2014 at 11:10 AM, Gene Heskett ghesk...@wdtv.com wrote:

 On Thursday 12 June 2014 10:53:05 Pete Matos did opine
 And Gene did reply:
  I was under the impression that this was in the latest master release a
  bit ago.  I thought you had to enable something to make it work. There
  were some  folks testing it tho.  I really would like to get this on
  my machine soon.  I still have some work to do to my Cincinatti Arrow
  500 VMC retrofit but it is getting there.  The machine works really
  well now and the parts I am  making are coming out excellent thanks in
  large part to LinuxCNC.  Here is a photo of my latest creations on a
  custom precision air rifle. I am kinda proud of them so if you have
  seen them before please forgive the unabashed showing off LOL.. peace
 
  Pete

 Wow Pete, thats one sweet looking paper punch.  I'd be proud to drag that
 out at the range. I'll bet it gets the oooh's and aah's when you do too.

 I've got a BP 50 cal that gets comments (but not from the purists, they
 don't like thumb hole stocks) but they quit bitching when they look at the
 size of the group it just shot.

 That is very nice, beats anything I've done for sure.

 Cheers, Gene Heskett
 --
 There are four boxes to be used in defense of liberty:
  soap, ballot, jury, and ammo. Please use in that order.
 -Ed Howdershelt (Author)
 Genes Web page http://geneslinuxbox.net:6309/gene
 US V Castleman, SCOTUS, Mar 2014 is grounds for Impeaching SCOTUS


 --
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 Find What Matters Most in Your Big Data with HPCC Systems
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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread sam sokolik
This is even sexier

Torchoidal path..  (graphing x and y acceleration and xyz velocity)
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-03-20%2008:56:12.png

Old tp  G64  (about 30ipm or 762mm/m
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-03-21%2010:44:16.png
Old tp G64Q.1 (about 60ipm  or 1500mm/m)
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-03-21%2010:43:06.png

New tp... G64 (120ipm or 3000mm/m - programmed feed)
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-03-21%2013:01:31.png

Nice sin-cos acceleration - reaches programmed feed..

sam


On 06/12/2014 09:41 AM, Sebastian Kuzminsky wrote:
 On 6/12/14 06:15 , sam sokolik wrote:
 http://electronicsam.com/images/KandT/testing/steve.ngc
 ...
 New TP
 http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-06-12%2006:54:17.png

 It gets up to the programmed feed and stays there.
 That's a really striking demonstration, Sam!


 On 6/12/2014 2:28 AM, Steve Blackmore wrote:
 If so, why the delay to 2.7 and not put it in 2.6?
 It's not in 2.6 because 2.6 is too close to release to introduce such
 deep changes.




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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread Todd Zuercher
Ooo that is sexy.

- Original Message -
From: sam sokolik sa...@empirescreen.com
To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net
Sent: Thursday, June 12, 2014 11:38:25 AM
Subject: Re: [Emc-users] New trajectory planner merged into LinuxCNC's 
development branch

This is even sexier

Torchoidal path..  (graphing x and y acceleration and xyz velocity)
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-03-20%2008:56:12.png

Old tp  G64  (about 30ipm or 762mm/m
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-03-21%2010:44:16.png
Old tp G64Q.1 (about 60ipm  or 1500mm/m)
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-03-21%2010:43:06.png

New tp... G64 (120ipm or 3000mm/m - programmed feed)
http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-03-21%2013:01:31.png

Nice sin-cos acceleration - reaches programmed feed..

sam


On 06/12/2014 09:41 AM, Sebastian Kuzminsky wrote:
 On 6/12/14 06:15 , sam sokolik wrote:
 http://electronicsam.com/images/KandT/testing/steve.ngc
 ...
 New TP
 http://electronicsam.com/images/KandT/testing/Screenshot%20from%202014-06-12%2006:54:17.png

 It gets up to the programmed feed and stays there.
 That's a really striking demonstration, Sam!


 On 6/12/2014 2:28 AM, Steve Blackmore wrote:
 If so, why the delay to 2.7 and not put it in 2.6?
 It's not in 2.6 because 2.6 is too close to release to introduce such
 deep changes.




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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread Gene Heskett
On Thursday 12 June 2014 11:16:28 Pete Matos did opine
And Gene did reply:
 Gene,
  Thanks man but UNFORTUNATELY it is not mine LOL.  I just machined
 the custom scope riser and the removable custom side focus wheel for
 it. I am also probably going to be making some range markers for the
 scope as well here soon.  The rifle is a stunner for sure and one of
 the meanest looking airguns I have ever seen. It is pretty much STUPID
 expensive LOL.  That rig costs more than some decent cars LOL...  I
 was just privileged enough to get to make parts for it. I has also
 been tuned by Alan Zasadny one of the best PCP airgun tuners in the
 world.  It is just a sick cool airgun and I thought someone might
 enjoy seeing it. I am glad you like it and it sounds like your rifle
 is also nice.  Cheers!! Peace
 
 
 Pete

Darn,  here I thought I'd discovered what keeps you out of the bars. ;)

And yes, I need to take some decent, like blanket backdrops to reduce the 
busyness of what I have taken.  That, and I tend not to send pix that 
could be interpreted by some anti-gun nut, out there for them to have a 
cow over.

Lets just say that every CF rifle in the cabinet is sitting in a thumbhole 
stock, all but the first one I did 50+ years ago, carved from scratch.

Cheers, Gene Heskett
-- 
There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order.
-Ed Howdershelt (Author)
Genes Web page http://geneslinuxbox.net:6309/gene
US V Castleman, SCOTUS, Mar 2014 is grounds for Impeaching SCOTUS

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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread Bertho Stultiens
On 06/12/2014 05:38 PM, sam sokolik wrote:
 This is even sexier
 Torchoidal path..  (graphing x and y acceleration and xyz velocity)
[snip]

Now I am a bit proud of myself with making the trochoidal example code.
Oh vanity, sometimes nice, other times it has a price ;-)


-- 
Greetings Bertho

(disclaimers are disclaimed)

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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread andy pugh
On 12 June 2014 17:23, Gene Heskett ghesk...@wdtv.com wrote:
  That, and I tend not to send pix that
 could be interpreted by some anti-gun nut, out there for them to have a
 cow over.


I made this the other day :-)

https://picasaweb.google.com/lh/photo/gS7y8Mh-EUSzD7C_XNmxUtMTjNZETYmyPJy0liipFm0?feat=directlink
-- 
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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-12 Thread sam sokolik
Yes! - that was an awesome test program.  Thank you

sam

On 6/12/2014 11:22 AM, Bertho Stultiens wrote:
 On 06/12/2014 05:38 PM, sam sokolik wrote:
 This is even sexier
 Torchoidal path..  (graphing x and y acceleration and xyz velocity)
 [snip]

 Now I am a bit proud of myself with making the trochoidal example code.
 Oh vanity, sometimes nice, other times it has a price ;-)




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[Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-11 Thread Sebastian Kuzminsky
I'm pleased to announce that Robert Ellenberg's new trajectory planner
has been merged into LinuxCNC.  It is in the master branch, aka 2.7~pre,
what will become 2.7 later when it's released.  It will be part of build
v2.7.0-pre0-550-gd699a06 and later.  The new TP is not in 2.5 or 2.6,
those will keep working the same way they always have.

Robert's new trajectory planner improves LinuxCNC's ability to keep
machining speed up, while not violating the programmed feed rate or
machine velocity or acceleration constraints from the ini configuration.

Your G-code programs should still make the same parts as before, but
they should now adhere to the programmed feed rate more closely, and
thus cut better and run to completion more rapidly.  The old trajectory
planner would sometimes slow down more than it needed to, the new one
does a better job.


Many thanks to Robert Ellenberg for all the coding and debugging, and to
Sam Sokolik and others for relentless testing.


Brave users of the master branch!  Please keep an eye on your machines
and let us know if they misbehave in any way.  (And let us know if your
machines run better than before!)


-- 
Sebastian Kuzminsky

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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-11 Thread Chris Radek
On Wed, Jun 11, 2014 at 07:29:27PM -0600, Sebastian Kuzminsky wrote:
 I'm pleased to announce that Robert Ellenberg's new trajectory planner
 has been merged into LinuxCNC.  It is in the master branch, aka 2.7~pre,

I spent the weekend at Sam's place and was thrilled by what I saw,
running this code on various real hardware.  Thanks, Rob and Sam,
for all your work!

Chris

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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-11 Thread Todd Zuercher
Great to hear that it's in.  Looking forward to using it.  

Just a couple of questions, have the necessary config changes to use it been 
added to the documentation? 
If someone doesn't make the ini changes will the old strategies still used then?


- Original Message -
From: Sebastian Kuzminsky s...@highlab.com
To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net
Sent: Wednesday, June 11, 2014 9:29:27 PM
Subject: [Emc-users] New trajectory planner merged into LinuxCNC's  
development branch

I'm pleased to announce that Robert Ellenberg's new trajectory planner
has been merged into LinuxCNC.  It is in the master branch, aka 2.7~pre,
what will become 2.7 later when it's released.  It will be part of build
v2.7.0-pre0-550-gd699a06 and later.  The new TP is not in 2.5 or 2.6,
those will keep working the same way they always have.

Robert's new trajectory planner improves LinuxCNC's ability to keep
machining speed up, while not violating the programmed feed rate or
machine velocity or acceleration constraints from the ini configuration.

Your G-code programs should still make the same parts as before, but
they should now adhere to the programmed feed rate more closely, and
thus cut better and run to completion more rapidly.  The old trajectory
planner would sometimes slow down more than it needed to, the new one
does a better job.


Many thanks to Robert Ellenberg for all the coding and debugging, and to
Sam Sokolik and others for relentless testing.


Brave users of the master branch!  Please keep an eye on your machines
and let us know if they misbehave in any way.  (And let us know if your
machines run better than before!)


-- 
Sebastian Kuzminsky

--
HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions
Find What Matters Most in Your Big Data with HPCC Systems
Open Source. Fast. Scalable. Simple. Ideal for Dirty Data.
Leverages Graph Analysis for Fast Processing  Easy Data Exploration
http://p.sf.net/sfu/hpccsystems
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Find What Matters Most in Your Big Data with HPCC Systems
Open Source. Fast. Scalable. Simple. Ideal for Dirty Data.
Leverages Graph Analysis for Fast Processing  Easy Data Exploration
http://p.sf.net/sfu/hpccsystems
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Re: [Emc-users] New trajectory planner merged into LinuxCNC's development branch

2014-06-11 Thread Pete Matos
This is awesome I have been wondering how this is coming along. I  guess I
need to update the machine now. Should be really interesting to see how it
works although most of my programming is pretty short and sweet LOL.  peace

Pete



On Wednesday, June 11, 2014, Todd Zuercher zuerc...@embarqmail.com wrote:
 Great to hear that it's in.  Looking forward to using it.

 Just a couple of questions, have the necessary config changes to use it
been added to the documentation?
 If someone doesn't make the ini changes will the old strategies still
used then?


 - Original Message -
 From: Sebastian Kuzminsky s...@highlab.com
 To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net
 Sent: Wednesday, June 11, 2014 9:29:27 PM
 Subject: [Emc-users] New trajectory planner merged into LinuxCNC's
 development branch

 I'm pleased to announce that Robert Ellenberg's new trajectory planner
 has been merged into LinuxCNC.  It is in the master branch, aka 2.7~pre,
 what will become 2.7 later when it's released.  It will be part of build
 v2.7.0-pre0-550-gd699a06 and later.  The new TP is not in 2.5 or 2.6,
 those will keep working the same way they always have.

 Robert's new trajectory planner improves LinuxCNC's ability to keep
 machining speed up, while not violating the programmed feed rate or
 machine velocity or acceleration constraints from the ini configuration.

 Your G-code programs should still make the same parts as before, but
 they should now adhere to the programmed feed rate more closely, and
 thus cut better and run to completion more rapidly.  The old trajectory
 planner would sometimes slow down more than it needed to, the new one
 does a better job.


 Many thanks to Robert Ellenberg for all the coding and debugging, and to
 Sam Sokolik and others for relentless testing.


 Brave users of the master branch!  Please keep an eye on your machines
 and let us know if they misbehave in any way.  (And let us know if your
 machines run better than before!)


 --
 Sebastian Kuzminsky


--
 HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions
 Find What Matters Most in Your Big Data with HPCC Systems
 Open Source. Fast. Scalable. Simple. Ideal for Dirty Data.
 Leverages Graph Analysis for Fast Processing  Easy Data Exploration
 http://p.sf.net/sfu/hpccsystems
 ___
 Emc-users mailing list
 Emc-users@lists.sourceforge.net
 https://lists.sourceforge.net/lists/listinfo/emc-users


--
 HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions
 Find What Matters Most in Your Big Data with HPCC Systems
 Open Source. Fast. Scalable. Simple. Ideal for Dirty Data.
 Leverages Graph Analysis for Fast Processing  Easy Data Exploration
 http://p.sf.net/sfu/hpccsystems
 ___
 Emc-users mailing list
 Emc-users@lists.sourceforge.net
 https://lists.sourceforge.net/lists/listinfo/emc-users

--
HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions
Find What Matters Most in Your Big Data with HPCC Systems
Open Source. Fast. Scalable. Simple. Ideal for Dirty Data.
Leverages Graph Analysis for Fast Processing  Easy Data Exploration
http://p.sf.net/sfu/hpccsystems
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