[PD] [qlist] and locality

Alexandre Torres Porres porres at gmail.com
Fri Apr 4 00:33:42 CEST 2014

Hi Jonathan, I like it too, and the pedagogical concern is what gets me the
most. I find new users to be reluctant to the clunkiness.

Had never heard of the Nova system, is it available somewhere? Seems it's
not built on the core of Pd anyway, right?


2014-04-03 19:03 GMT-03:00 Jonathan Wilkes <jancsika at yahoo.com>:

>  On 04/03/2014 03:13 PM, Alexandre Torres Porres wrote:
> thanks for explaining it all
>  > imagine trying to design something like that
> > which is also backwards compatible with the
> > crude namespacing tools that already exist in Pd.
> >  It's not possible
>  ok, here's where I'm a bit confuse. You're not saying it'd be impossible
> to make messages inherit the $0 value, are you?
> I don't know how difficult such a change is.  I assume something in Pd's
> parser would need to be changed.  I can't remember if the code responsible
> for parsing a msg box message even knows where the message got sent from--
> seems ike it doesn't since I can't "find last error" on msg-box parsing
> errors (like an out-of-range dollarsign variable).
> What I'm saying is that even with a canvas $0 inside message boxes Pd's
> scope system is still way too clunky.  You still don't get straightforward
> subpatch-locality, nor nested-abstraction locality.  I think Tim
> Blechmann's Nova system did both, and Ivica's [preset_hub] and
> [preset_node] get the latter (though I don't think it does global scope).
> Both work perfectly fine with no $0 at all.  The pedagogical benefit is
> enormous-- new users can get the scope they want without having to learn or
> think about what a dollarsign variable is, or how string concatenation
> works.  In the case of [preset_hub], just creating the object sets the
> scope boundary almost certainly to what the user wants it to be.  I like
> that.
> -Jonathan
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