[PD-dev] svn commit access request, related to double precision pd

[Hans-Christoph Steiner]

I'm ready to add you, but I couldn't find your sourceforge account name.  Can you send it?

.hc

On Oct 31, 2011, at 9:44 PM, katja wrote:

> Hello dev list,
> 
> In recent months I changed some lines in Pd core code to make it
> double-precision-compilable. I'd like to help a bit with making
> Pd-extended ready for double precision as well. After puzzling on
> repository layout and build system, and figuring out a decent test
> method (together with Fred Jan Kraan), I am now ready to commit
> rewritten lines for one external lib, creb. It is for this library
> that I want to request commit access now, but it doesn't stop here. A
> brief description of the project:
> 
> Pd-double is a fork of Miller Puckette's Pure Data, patched with
> mentioned double-ready lines. It has (and will continue to have) the
> same API, apart from the option to compile in single or double
> precision at will. Pd-double enables double precision builds of
> vanilla Pd, and is tested to work well on OSX and Linux. I still have
> to work on the Windows side of things. In the meantime Pd-double is
> useful as a framework against which external libraries can be
> developed towards double-readiness. A usable development setup is
> described on http://puredata.info/dev/pd-double/PdDoubleDevelopment.
> Convenient unit-test abstractions are introduced here:
> http://www.katjaas.nl/pdunittests/pdunittests.html. I'd like to invite
> all Pd-devs to join in. Rewriting and testing classes assumes a fair
> knowledge of their functioning, and Pd-extended is huge. For me, doing
> one lib at a time works well, thoroughly testing the whole of it
> before committing. When starting on another lib, I'll ask commit
> access again. I could also submit patch files instead, if that is
> preferred in some case.
> 
> A few words on my background so you know who's wanting to poke in your
> code. During a one-year course at the Sonology Department of the Hague
> Conservatory (Holland), I learned the basics of dsp math and
> programming. That was 2007-2008, and I've never stopped music
> programming since, documenting my efforts and experiments on
> www.katjaas.nl. Pd has become my favourite environment, because of
> it's open source and active community, and because I like how you can
> prototype a neat audio tool quite fast, with GUI and all, while C code
> is still an option to solve details. A few Pd-externals and projects
> are shared online via mentioned site (nb 'slicycle' stuff and
> [soundtouch~]). I teach Pd workshops sometimes. The
> single-precisioness of Pd has been my only serious gripe. See
> http://www.katjaas.nl/doubleprecision/doubleprecision.html for
> illustrations of precision-bottlenecks. Working on this topic, I hope
> to contribute to the wonderful tool and the community supporting it.
> 
> Katja
> 
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