[chuck-users] trying to implement a midi sequencer in chuck
d
dchuck at yurfish.com
Sat Feb 12 16:53:38 EST 2022
I haven't done mailing lists in decades
so I dont remember how binary files are done
are attachments scrubbed?
here it is base64 encoded if that works.
davud
TVRoZAAAAAYAAQAEAYBNVHJrAAAARwD/AwAA/wEJY3JlYXRvcjogAP8BHkdOVSBMaWx5UG9uZCAy
LjIyLjAgICAgICAgICAgIAD/WAQEAhIIAP9RAwW42JsA/y8ATVRyawAAAGgA/wMFXG5ldzoAwEsA
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On Sat, 12 Feb 2022 12:39:57 -0800
Curtis Ullerich <curtullerich at gmail.com> wrote:
> Can you share your sample midi file?
>
> On Sat, Feb 12, 2022 at 12:24 PM Dana Batali <dana.batali at gmail.com>
> wrote:
>
> > How about moving the MidiMsg object into the track function?
> > Of course it could always be a bug in MidiOut (I haven't used it.)
> >
> > On Sat, Feb 12, 2022 at 12:18 PM d <dchuck at yurfish.com> wrote:
> > >
> > > Im using jack with fluidsynth.
> > >
> > > I had some confusion about whether each
> > > spork had its own "now" but I did a
> > > test script and that seems to be the case.
> > >
> > > I have tried adding me.yeild in various
> > > places but no joy.
> > >
> > > I created a midi file with a triad in
> > > in three tracks ..8 quarter notes.
> > > The events seem to be correct
> > > but the output is only the last
> > > spork. Perhaps its a problem
> > > with my setup.
> > > If i play the file with fludidynth
> > > I get what I expected.
> > >
> > > Any suggestions appreciated.
> > > thanks
> > > -----
> > > MidiFileIn min;
> > > MidiOut mout;
> > > MidiMsg msg;
> > > string filename;
> > > me.arg(0) => filename;
> > > if( !min.open(filename) ){
> > > <<< "unable to open MIDI file:'",filename >>>;
> > > me.exit();
> > > }
> > > mout.open(0);
> > > spork ~ track(1);
> > > spork ~ track(2);
> > > spork ~ track(3);
> > > 5::second=>now;
> > >
> > > function void track(int t) {
> > > 10::ms =>now;
> > > while( min.read(msg,t))
> > > {
> > > <<<t,msg.when,msg.data1&0x0f,msg.data2,msg.data3 >>>;
> > > 10::ms =>now;
> > > msg.when=> now;
> > > mout.send(msg);
> > > me.yield();
> > > }
> > > }
> > >
> > > 1 0.000000 0 75 0
> > > 2 0.000000 1 75 0
> > > 3 0.000000 2 75 0
> > > 1 0.000000 0 75 0
> > > 2 0.000000 1 75 0
> > > 3 0.000000 2 75 0
> > > 1 0.000000 0 60 90
> > > 2 0.000000 1 64 90
> > > 3 0.000000 2 55 90
> > > 1 18000.000000 0 60 0
> > > 2 18000.000000 1 64 0
> > > 3 18000.000000 2 55 0
> > > 1 0.000000 0 60 90
> > > 2 0.000000 1 64 90
> > > 3 0.000000 2 55 90
> > > 1 18000.000000 0 60 0
> > > 2 18000.000000 1 64 0
> > > 3 18000.000000 2 55 0
> > > 1 0.000000 0 60 90
> > > 2 0.000000 1 64 90
> > > 3 0.000000 2 55 90
> > > 1 18000.000000 0 60 0
> > > 2 18000.000000 1 64 0
> > >
> > >
> > > On Sat, 12 Feb 2022 10:22:17 -0800
> > > Forrest Curo <treegestalt at gmail.com> wrote:
> > >
> > > > So how is this going to change their timing? It shouldn't,
> > > > unless some process somewhere keeps running and won't yield
> > > > when the wait ends (and the waiting spork wants to start from
> > > > there.)
> > > >
> > > > Jack or fluidsynth -- or what?
> > > >
> > > > On Sat, Feb 12, 2022 at 9:55 AM Curtis Ullerich
> > > > <curtullerich at gmail.com> wrote:
> > > >
> > > > > "advancing time" means "yield for this long." so the other
> > > > > shreds will be executing, or yielding, as their own timing
> > > > > dictates.
> > > > >
> > > > > On Sat, Feb 12, 2022, 06:40 Forrest Curo
> > > > > <treegestalt at gmail.com> wrote:
> > > > >> "Advancing time on a spork" means to "Wait until this amount
> > > > >> of time has elapsed."
> > > > >> If one spork is waiting for time to elapse, the others will
> > > > >> be doing... what?
> > > > >>
> > > > >> On Fri, Feb 11, 2022 at 1:36 PM d <dchuck at yurfish.com> wrote:
> > > > >>
> > > > >>>
> > > > >>> Yes,thats the one I modeled mine after.
> > > > >>> I removed the ugen stuff and replaced it with
> > > > >>> send (midiout).
> > > > >>> I have fluidsynth on jack The behaviour is strange.
> > > > >>> It appears that advancing time on a spork advances
> > > > >>> time in others and events get missed
> > > > >>> But I could be wrong. I have notes with
> > > > >>> no note off and CC that never happens
> > > > >>>
> > > > >>> It works fine for single track files.
> > > > >>>
> > > > >>> On Fri, 11 Feb 2022 13:10:20 -0800
> > > > >>> Dana Batali <dana.batali at gmail.com> wrote:
> > > > >>>
> > > > >>> > Hi Davud, have you seen this example?
> > > > >>> >
> > > > >>> >
> > https://cannerycoders.com/docs/chuck/examples/midi/midifile-play.html
> >
> > > > >>> >
> > > > >>> > One obvious point is that min.read accepts a track number.
> > > > >>> > _______________________________________________
> > > > >>> > chuck-users mailing list
> > > > >>> > chuck-users at lists.cs.princeton.edu
> > > > >>> > https://lists.cs.princeton.edu/mailman/listinfo/chuck-users
> > > > >>> >
> > > > >>>
> > > > >>>
> > > > >>> On Fri, 11 Feb 2022 13:10:20 -0800
> > > > >>> Dana Batali <dana.batali at gmail.com> wrote:
> > > > >>>
> > > > >>> > Hi Davud, have you seen this example?
> > > > >>> >
> > > > >>> >
> > https://cannerycoders.com/docs/chuck/examples/midi/midifile-play.html
> >
> > > > >>> >
> > > > >>> > One obvious point is that min.read accepts a track number.
> > > > >>> > _______________________________________________
> > > > >>> > chuck-users mailing list
> > > > >>> > chuck-users at lists.cs.princeton.edu
> > > > >>> > https://lists.cs.princeton.edu/mailman/listinfo/chuck-users
> > > > >>> >
> > > > >>>
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> > > > >>>
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