On 1/26/2012 6:20 PM, dave wrote: > On Thu, 26 Jan 2012 14:33:10 -0500 > "Kent A. Reed"<knbr...@erols.com> wrote: > >> On 1/26/2012 6:32 AM, andy pugh wrote: >>> On 25 January 2012 21:44, Kenneth >>> Lerman<kenneth.ler...@se-ltd.com> wrote: >>> >>>> If this were old style code (XA YB) it would not be valid because >>>> it contains two letters in a row. By eliminating the early >>>> whitespace removal, 'XA YB' and 'AXYB' would mean two different >>>> things. 'X 123' and 'X123' would still be interpreted identically. >>> Just to throw another idea into the mix, would it make sense to >>> leave the G-code as it is, and accept a different command language, >>> perhaps STEP-NC? >>> >> Andy: >> >> That's an interesting question. I've often wondered why there weren't >> folks working on APT interpretation even though it is old technology. >> I know a few true-believers have been keeping the APT flame alive. > Andy | Kent: > > A couple of years ago I tried the APT software on the wiki, not the > visual part, just the text files. Some of it works and some of it does > not. I wanted lofted surfaces to work and wrote some code which gave > copious errors. Stuart was nice enough to run the code on his system > and it worked. Please understand that Stuart's version is an expensive, > well supported commercial version and his people can make it do almost > anything. > > Before I knew anything about g-code I thought "it was obvious" that > any good controller/interpreter would embed at least an ellipse and > parabola in code much like G2/G3 handles circles. Maybe even a > generalized polynomial at least to 3rd order. Alas, I guess it is not > to be. > > I can still write g-code much faster than I can make apt work even for > the parts that work well. > > Just my tuppence. > > Dave > <previous stuff about STEP-NC deleted>
Cool, Dave. It's funny what is "obvious" and what isn't in this business. Is your work preserved somewhere for the rest of us to look at? Regards, Kent ------------------------------------------------------------------------------ Keep Your Developer Skills Current with LearnDevNow! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-d2d _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers
