[PD] Musical Algorhytmic

Hans-Christoph Steiner hans at eds.org
Sat Dec 18 07:55:38 CET 2004

I like Pd's graphical data structures.  Check out the composition I  
just posted for an example:


There are envelopes, rhythmic patterns, and timbral transformations,  
and perhaps other things...


On Dec 15, 2004, at 2:40 AM, Alexandre Quessy wrote:

> Hello musicians of the world ! This is a call for you to share your  
> ideas of how to create the logic behind melodies and chords with Pure  
> Data.
> I discovered quite a few interesting tricks reading the documentation,  
> but I am still just a newbie. (as I need to read more!) Now I wonder  
> what is used in real world real time generated -  or composed - music.  
> This is kind of a survey, just for fun and curiosity. I like to read  
> what composers and developers think and do.
> How do you organize, write, store and make interactive:
> Forms in musics? (A-B-A-C-A-B-A, variations on a theme and A-B-A, for  
> instance)
> Musical dynamic phrases (arsis-thesis, "phrasé")
> Envelope (I saw the ADSR in the doc tough), rhytmic patterns, rhytmic  
> modulations
> Modulations, scales, modes (Do you store only a Ionien and a ascendant  
> melodic minor and derive all the other from them ?)
> Chords, alterations and theirs extensions (ordered by favorites to the  
> worst)
> ((From I to vii)) :: Cmaj7, (Db7b5), Dm7, Em7b9, (E7b9), Fmaj7#11,  
> G7(#4), (Abm6(maj7)), Am7, Bdim7, (etc...)
> Licks to play on chords progressions (ii - V - I's, etc.)
> How to order different comportement (arrays, text files, graphs, ...)
> Color for musical notes. ([fiddle~] and [% 12] or [% 7] on midi  
> numbers)
> Microtonal and different musical temperaments (i.e. floats in midi)
> Do you prefer using graphs, arrays, text files, or whatever to store  
> info that one can browse using [drunk], interactivity or a weighted  
> random to build a tune ?
> Also:
> Do you often put hundreds of [osc~] and [noise~] together to create  
> interesting tones, or do you prefer altering a [phasor~] with a [hip~]  
> ? I would like to do CPU-expansive sound generation using [osc~]  
> formants in polyphonic music but I am afraid it is gonna be too slow.  
> (on a 900 MHz Mac OS X, possibly a Linux box soon)
> What is the importance of samples and audio realtime inputs compared  
> to generated sounds and midi in Pd and Max/MSP ? (in general)
> Thanks for sharing ! And thanks for your patience to read my so-much  
> wide questions...
> alexandre quessy
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            "The arc of history bends towards justice."
Martin Luther King, Jr.

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