[sdiy] variable midi shuffle?

[gregory zifcak]

fair enough! one tempo would be fine. wait, could it be done by percentages 
of the current tempo? i guess it does seem conceptually simpler to base it 
on clock values. maybe i will try to see if i can build it in max/msp to 
begin with.


>From: John Speth <johnspeth at yahoo.com>
>To: gregory zifcak <zifcak at hotmail.com>, synth-diy at dropmix.xs4all.nl
>Subject: Re: [sdiy] variable midi shuffle?
>Date: Mon, 31 Oct 2005 15:04:48 -0800 (PST)
>
> > 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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