Pd's a single thread - you'll have a much easier time adding stuff to Pd than to Max :)
Miller On Fri, Oct 23, 2020 at 12:35:02PM -0700, Iain Duncan wrote: > Hi Andy, well I've ordered your book to learn PD, so I'm at least that > committed! :-) My overarching goal is to make tools for composing, > improvising, and sequencing, so at this point, I'm punting on signals. > First I want to support everything in Rick Taubes's Notes From the > Metalevel book, along with a bunch of my own ideas, for algorithmic and > computer assisted composition/improvisation. But I am hoping to get signals > into play eventually. Which makes this a good time for a question... > > In Max, my understanding is that if Overdrive is on and Scheduler in > Interrupt is selected, we actually get only two threads: low priority > thread running who knows when, and high priority thread alternating between > a pass of eating up the scheduler queue (up to the limit) and then a pass > of the audio vector render. So given that I'm forcing all messages to run > in the high priority thread (unless the user asks for danger-mode Any), I > *think* I should have no problem calling into S7 and sharing data from both > dsp perform routines and regular event scheduled messages. I have not, > however, actually done this yet. Can anyone tell me what the situation in > PD is there? Or point me at good docs/resources on how the threading and > scheduling works in PD? > > Thanks > iain > > > On Fri, Oct 23, 2020 at 12:23 PM Andy Farnell <padawa...@obiwannabe.co.uk> > wrote: > > > My last love affair with parentheses was in Racket. > > Although my only ever somewhat successful musical adventures > > in this style were with Roger Dannenberg's CLM/Nyquist > > > > Lets see what happens if Iain brings S7 over. > > > > Iain, how are you thinking of handling signals > > (or not)? > > > > andy > > > > On Fri, Oct 23, 2020 at 11:31:48AM +0200, Kjetil Matheussen wrote: > > > On Thu, Oct 22, 2020 at 10:26 AM Andy Farnell > > > <padawa...@obiwannabe.co.uk> wrote: > > > > > > > > Would love to see Scheme come to Pd. > > > > > > > There's also k_guile from 2004, that still compiles: > > > https://urldefense.com/v3/__https://github.com/kmatheussen/k_guile__;!!Mih3wA!R6td8jy_IlJ5bOCoY02BZdcXbj7A38N3Ca1EA4vlqYbpelSmHtr_uAjQ6hgi$ > > > > > > Don't know if it still works though. > > > > > > Guess there are other alternatives as well, but they all probably > > > suffer a bit from gc non-rt performance. To fix this I later extended > > > the code from k_guile to run in a separate thread to avoid cpu spikes, > > > but this code was only added to the snd sound editor (when snd was > > > compiled as a pd external), and that code was probably removed from > > > snd when switching from guile to s7. > > _______________________________________________ > > Pd-list@lists.iem.at mailing list > > UNSUBSCRIBE and account-management -> > > https://urldefense.com/v3/__https://lists.puredata.info/listinfo/pd-list__;!!Mih3wA!R6td8jy_IlJ5bOCoY02BZdcXbj7A38N3Ca1EA4vlqYbpelSmHtr_uP-Uh4ph$ > > > > > _______________________________________________ > Pd-list@lists.iem.at mailing list > UNSUBSCRIBE and account-management -> > https://urldefense.com/v3/__https://lists.puredata.info/listinfo/pd-list__;!!Mih3wA!R6td8jy_IlJ5bOCoY02BZdcXbj7A38N3Ca1EA4vlqYbpelSmHtr_uP-Uh4ph$ > _______________________________________________ Pd-list@lists.iem.at mailing list UNSUBSCRIBE and account-management -> https://lists.puredata.info/listinfo/pd-list