[PD] The sound of algae growing
chris at mccormick.cx
Sat Nov 17 15:24:26 CET 2007
I finally found some time to put together a small demo (attached). It
requires the latest version of s-abstractions which you can find here:
On Sun, Nov 04, 2007 at 03:30:02AM -0800, punchik punchik wrote:
> hello cool abstractions, is there any music you made
> using this abstractions you can share?
> --- Chris McCormick <chris at mccormick.cx> wrote:
> > Hello PdPeople,
> > Who wants to make some fractal music? Here are two
> > abstractions that
> > implement a Lindenmayer system.
> > <http://en.wikipedia.org/wiki/L-system>
> > [s-ireplace] is an abstraction that takes a single
> > integer and outputs a
> > list of integers according to the rules specified.
> > So you might send a
> > message [rule 1 2 3( and then when you send a [1(
> > you will get back a
> > list '2 3'.
> > [s-lsystem] uses [s-ireplace] internally to
> > iteratively replace lists
> > of integers with lists of integers according to
> > rules defined in the
> > same way as above, thus implementing a Lindenmayer
> > system.
> > Lindenmayer systems are great for generating complex
> > sets of data from
> > simple rules and initial values.
> > If you want, you could also use these with Gem to
> > make natural looking
> > tree-like 3d structures. Check the pd-list archives
> > for a previous
> > implementation of that idea which used a much
> > simpler Lindenmayer system
> > which was not quite as flexible.
> > Best,
> > Chris.
> > -------------------
> > http://mccormick.cx
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