[sdiy] variable midi shuffle?

[Anthony Bisset]

max/msp is your friend, at least for prototyping this sort of logic.
-a


On Mon, 31 Oct 2005, John Speth wrote:

> > regarding continuously variable swing, how difficult
> > would it be to design a
> > box to output swung midi clock? ideally, this box
> > would have a knob for
> > swing value, and a non-swung output as well.
> > impossible?
>
> Nothing's impossible!  It's a matter of specs and
> determining how many bux you're willing to spend to
> achieve the desired result.
>
> It seems to me that to properly implement swing on the
> MIDI clock, you need to know target tempo on a per
> beat basis.
>
> If your tempo is constant, all you need is a
> programmable pulse delay mechanism with the smarts to
> delay every Nth (or so) pulse.  Then the question
> becomes how accurate and how much granularity of
> control do you want.  A PIC would probably be up to
> the task and other devices might be even more
> suitable.  Doing it in discrete logic would be a real
> chore.
>
> I think the real challenge would come if your tempo is
> changing.  You'd need a way to predict the change so
> your swung pulses don't sound late or early and
> "lurchy".
>
> JJS
>
>
>
>
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