[PD] announce: maphash object for pd

Orm Finnendahl finnendahl at folkwang-hochschule.de
Tue Apr 2 11:56:36 CEST 2002

Hi Ricardo,

I also use Lisp a lot for composition. Did you try Larry Troxler's
scheme external? If you're interested in advanced symbolic
computation, that's a good way to go as scheme is a full blown lisp
dialect with lexical scoping and such.


Am Dienstag, den 02. April 2002 um 10:20:10 Uhr (+0100) schrieb Ricardo Climent:
> Hi Orm,
> yes I was emailing Olaf about this. I got a shorter c code I think and I'll 
> have a look at the new one tonight.
> I am deeply interested in lisp manipulation since I use clm as one of my main 
> compositional tools. I use mapcar to manipulate list of x,y values to pass 
> envelopes to paramenters from amplitude to srate and works great in terms of 
> rhythmic accentuation when doing massive loop-overlapping. 
> Kind of (mapcar #'(lambda (x) (+ x (random x))) '(2 30 100 60)) with more pairs.
> I wonder if I can do this with maphash. If I can not compile it on NT I will 
> try onthe debian demudi I run as well.
> I think mapper is excellent (well done !) but looks like an extended coll for 
> max I used to pop to create large rows of values to be packed unpacked and sent 
> to a makenote to create chords, with dynamics and duration for playing back a 
> manuscripts or so.
> Thanks and sorry for messing around... I usually do not have the time to try 
> these things if I am working.
> Ricardo

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