On Sat, 31 Mar 2012 16:04:24 -0500, Jon Elson wrote:

> Well, I don't know this part of the code, but I don't see the real 
> conflict.
> When in control of the motion system, meaning the G-code is 
> explicitly
> commanding all aspects of the motion, then the S-curve should be in
> force.  When in spindle-synchronized motion, all the trajectory 
> planning
> stuff is on hold, and the spindle rotation programs the movement of 
> the
> synchronized axis.  So, the S-curve code of the trajectory planner 
> would
> not be in control of the motion.  This is the way it is done now, as
> far as I know.
>
> What I'm trying to express above is that I can't see how Yishin's 
> S-curve
> causes a fundamental conflict with the spindle sync.  It may be that 
> he
> cut this
> out of the code for expedience, of course.

I do not see that there is a problem either, but it will take time to 
write and integrate things properly.

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