Re: [Emc-users] Emc-gcode throughput

2010-03-05 Thread Jon Elson
Kirk Wallace wrote: On Thu, 2010-03-04 at 20:52 -0600, Jon Elson wrote: ... snip more resources than a 3-axis program, but the super-hard stuff they usually make these parts out of are not machined at high feed rates. A ... snip This one's pretty quick:

Re: [Emc-users] Emc-gcode throughput

2010-03-05 Thread Kirk Wallace
On Fri, 2010-03-05 at 12:17 -0600, Jon Elson wrote: Kirk Wallace wrote: On Thu, 2010-03-04 at 20:52 -0600, Jon Elson wrote: ... snip more resources than a 3-axis program, but the super-hard stuff they usually make these parts out of are not machined at high feed rates. A

Re: [Emc-users] Emc-gcode throughput

2010-03-04 Thread Rudy du Preez
I have a general question about the throughput of EMC2 and what determines it. I friend is using nurb modeling to describe the shapes that he has to mill in soft material. So far he has had disappointing results using EMC2 in that the processing of the large gcode files with many short vectors and

Re: [Emc-users] Emc-gcode throughput

2010-03-04 Thread Slavko Kocjancic
Rudy du Preez pravi: I have a general question about the throughput of EMC2 and what determines it. I friend is using nurb modeling to describe the shapes that he has to mill in soft material. So far he has had disappointing results using EMC2 in that the processing of the large gcode files

Re: [Emc-users] Emc-gcode throughput

2010-03-04 Thread Sven Wesley
2010/3/4 Rudy du Preez r...@asmsa.co.za I have a general question about the throughput of EMC2 and what determines it. I friend is using nurb modeling to describe the shapes that he has to mill in soft material. So far he has had disappointing results using EMC2 in that the processing of the

Re: [Emc-users] Emc-gcode throughput

2010-03-04 Thread Jeff Epler
I wrote a message about this some time ago, but its contents are still essentially accurate: http://mid.gmane.org/20081022160842.ga6...@unpythonic.net When converting complex curves like nurbs into gcode, the relevant behavior of the motion planner is this: | Make sure moves are long enough

Re: [Emc-users] Emc-gcode throughput

2010-03-04 Thread Gene Heskett
On Thursday 04 March 2010, Rudy du Preez wrote: I have a general question about the throughput of EMC2 and what determines it. I friend is using nurb modeling to describe the shapes that he has to mill in soft material. So far he has had disappointing results using EMC2 in that the processing of

Re: [Emc-users] Emc-gcode throughput

2010-03-04 Thread Rudy du Preez
Slavko, Sven and Jeff Thanks a lot for the prompt response and the hints and information. We will use the info to investigate our problem and see if we can improve the performance. I will report back on the results. Rudy __ Information from ESET Smart Security, version of virus

Re: [Emc-users] Emc-gcode throughput

2010-03-04 Thread Jon Elson
Rudy du Preez wrote: Has anybody been working on the limited throughput situation? Going to hardware step generation is definitely moving in the right direction. I did some tests a while back, on a 600 MHz Pentium III computer. I made a 2 diameter circle in 10,000 line segments. With the

Re: [Emc-users] Emc-gcode throughput

2010-03-04 Thread Kirk Wallace
On Thu, 2010-03-04 at 12:41 -0600, Jon Elson wrote: Rudy du Preez wrote: Has anybody been working on the limited throughput situation? Going to hardware step generation is definitely moving in the right direction. I did some tests a while back, on a 600 MHz Pentium III computer. I

Re: [Emc-users] Emc-gcode throughput

2010-03-04 Thread Jon Elson
Kirk Wallace wrote: I looked at Jan's example of what he might be converting: http://www.starragheckert.com/sh/index.php?option=com_contenttask=viewid=89Itemid=197 (Short URL) http://alturl.com/87gd http://www.manturbo.com/en/ I wondered if block rate would be a problem with a

Re: [Emc-users] Emc-gcode throughput

2010-03-04 Thread Kirk Wallace
On Thu, 2010-03-04 at 20:52 -0600, Jon Elson wrote: ... snip more resources than a 3-axis program, but the super-hard stuff they usually make these parts out of are not machined at high feed rates. A ... snip This one's pretty quick: http://www.youtube.com/watch?v=0LCaRqQ8Qf8 -- Kirk