multigrain/main.scd

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// Execute this before booting the server
(
Server.default.options.inDevice_("Scarlett 2i2 USB");
//Server.default.options.outDevice_("Scarlett 2i2 USB");
)
Server.killAll;
~frippbuffer.write("/Users/mike/Music/SuperCollider Recordings/slow.aiff");
~frippbuffer.isNil;
(
~to = TouchOSC("192.168.0.209", 9000);
~usbinput = 2;
~usbinput1 = 2;
~usbinput2 = 3;
~buflen = 4.0;
~beatsperbar = 4;
~posb0 = Bus.control(s, 1);
~posb1 = Bus.control(s, 1);
~posb2 = Bus.control(s, 1);
~posb3 = Bus.control(s, 1);
SynthDef(\pos_sin, {
arg out, speed=1;
Out.kr(out, 0.5 + SinOsc.kr(speed * 0.5, 0, 0.5));
}).add;
SynthDef(\pos_saw, {
arg out, speed=1;
Out.kr(out, 0.5 + LFSaw.kr(speed, 0, 0.5));
}).add;
SynthDef(\pos_reverse, {
arg out, speed=1;
Out.kr(out, 0.5 - LFSaw.kr(speed, 0, 0.5));
}).add;
SynthDef(\pos_step, {
arg out, speed=1, steps=8;
var stepwise = LFSaw.kr(speed, 0.0, 0.5 * steps, 0.5 * steps).floor;
Out.kr(out, stepwise / steps);
}).add;
SynthDef(\pos_rand, {
arg out=5, speed=1;
Out.kr(out, 0.5 + WhiteNoise.kr(0.5));
}).add;
SynthDef( \lfo, {
arg out, freq=1, amp=0;
Out.kr(out, SinOsc.kr(freq, 0, amp));
}).add;
)
~modes = [
[ "saw", \pos_saw ],
[ "reverse", \pos_reverse ],
[ "sine", \pos_sine ],
[ "step", \pos_step ],
[ "random", \pos_rand ]
];
(
// audio buses and other control stuff
// recordb = input to bufrecorder
~recordb = Bus.audio(s, 1);
~inmixer = SynthDef(
\input_null,
{
arg in1 = 2, in2 = 3, out = 4;
Out.ar(out, In.ar(in1) + In.ar(in2));
}
).play(s, [\in1, ~usbinput1, \in2, ~usbinput2, \out, ~recordb]);
~granulatorb = Bus.audio(s, 2);
// LFO buses and synths
~lfoab = Bus.control(s, 1);
~lfobb = Bus.control(s, 1);
~lfocb = Bus.control(s, 1);
~lfoa = Synth(\lfo, [\out, ~lfoab ]);
~lfob = Synth(\lfo, [\out, ~lfobb ]);
~lfoc = Synth(\lfo, [\out, ~lfocb ]);
// a kr synth which triggers grains
~triggerb = Bus.control(s, 1);
~trigger = SynthDef(
\trigger,
{
arg out, freq=1, dust=0;
Out.kr(out, (Impulse.kr(freq) * (1 - dust)) + (Dust.kr(freq) * dust));
}
).play(s, [ \out, ~triggerb, \freq, 120, \dust, 0 ]);
// a kr synth which is used to control the granulator
// playback rate.
~pitchb = Bus.control(s, 1);
~pitch = SynthDef(
\pitch,
{
arg out, posb, triggerb, track=1, dir=1, detune=0.0, chorus=0, harmonics=2, pitch=0;
var tracking, base, chor, det, csig, dsig;
csig = Latch.kr(WhiteNoise.kr(), In.kr(triggerb));
dsig = Latch.kr(WhiteNoise.kr(), In.kr(triggerb));
tracking = Schmidt.kr(Slope.kr(posb), 0, 0) * 2 - 1;
base = 2.pow(pitch) * dir * (track * tracking + (1 - track));
det = detune * dsig + 1;
chor = chorus * harmonics.pow((csig * 2).round) + (1 - chorus);
Out.kr(out, base * chor * det);
}
).play(s, [ \out, ~pitchb, \triggerb, ~triggerb, \posb, ~playbacklfob, \dir, 1, \track, 0]);
)
Granulator.init(s)
~g3 = Granulator.new(4, ~recordb, ~granulatorb, ~playbacklfob, ~triggerb, ~pitchb);
~g.recorder.set(\record, 1.0);
~makebuffers.value();
(
~bufrecorders = Array.new(~ntracks);
~frippbuffers.do({
| buffer, index |
~bufrecorders.add(Synth.new(
\fripp_record,
[
\in, ~recordb,
\record, 0.0,
\buffer, buffer
],
s,
\addToTail
))
});
~bufrecorder = ~bufrecorders[0];
// the granulators
~granulators = Array.new(~ntracks);
~grainmodes = Array.fill(~ntracks, 0);
~frippbuffers.do({
| buffer, index |
[ "Grain synth: ", buffer, index ].postln;
~granulators.add(Synth.new(
\grainsynth,
[
\out, ~granulatorb,
\buffer, buffer,
\blen, ~buflen,
\posb, ~playbacklfob,
\triggerb, ~triggerb,
\pitchb, ~pitchb,
\modb, ~lfob,
\size, 0.1
],
s
))
});
~granulator = ~granulators[0];
)
(
OSCdef.freeAll;
~to.button('/record', 1, { | v | ~bufrecorder.set(\record, v) });
~to.button('/reset', 0, { | v |
if( v > 0, {
var sp = ~to.v('/grains/speed')[0];
~buflen = ~to.v('/grains/buflen');
~granulators.do({|g, i| g.reset(~buflen) }
~playbacklfo.set(\speed, sp / ~buflen);
});
});
~to.button('/track', 0, { |v|
var buffer = ~frippbuffers[v];
if( buffer.isNil.not, {
[ "set track to", v, buffer ].postln;
~bufrecorder.set(\record, 0.0);
~bufrecorder.set(\mix, 0.0); // stop unselected track fading out
~bufrecorder = ~bufrecorders[v];
~bufrecorder.set(\record, ~to.v('/record'));
~granulator = ~granulators[v];
~to.v_('/grainfx/mix', 0); // will always be 0 because we turned it off
// ~granulator.get(\amp, { | v | ~to.v_('/grainfx/gain', v) });
// ~granulator.get(\blur, { | v | ~to.v_('/grains/blur', v) });
// ~granulator.get(\size, { | v | ~to.v_('/grains/size', v) });
// ~granulator.get(\pan, { | v | ~to.v_('/grainfx/pan', v) });
// ~granulator.get(\track, { | v | ~to.v_('/grainfx/track', v) });
// ~granulator.get(\jitter, { | v | ~to.v_('/grainfx/jitter', v) });
// todo - set the grainmode based on what this one has
}, {
[ "Bad track index", v ].postln;
});
});
~to.slider('/feedback', 0, TouchOSCScale(0, 0.25), { |v|
~bufrecorder.set(\feedback, v) } );
~to.button('/grains/bpm', "~", {});
~tapper = TapBeats();
~to.button('/grains/tap', 0, { | v, t |
if( v > 0, {
~tapper.tap(t);
if( ~tapper.bpm.isNil.not, {
~to.v_('/grains/bpm', ~tapper.bpm.round(1));
})
})
});
~to.button('/grains/bpmsend', 0, { | v |
if( ~tapper.bpm.isNil.not, {
var bl = ~beatsperbar * ~tapper.bpm;
~to.v_('/grains/buflen', bl);
~to.v_('/reset', 1);
});
});
// note: ~buflen is the variable for buffer length, which only gets set to
// ~to.v('/grains/buflen') when the buffer is reset with the clear button
~to.slider('/grains/buflen', ~buflen, TouchOSCScale(0.1, 10.0), {});
// this is a write-only control to display where the buffer playback is at
~to.slider('/grains/buffer', 0, TouchOSCScale(0, 1), {});
~to.xy('/grains/speed', [ 1, 120 ], TouchOSCScale(0, 2), TouchOSCScale(0, 640), { | v |
~playbacklfo.set(\speed, v[0] / ~buflen);
~trigger.set(\freq, v[1]);
});
~to.button('/grains/mode', 0, { |v|
var mode = ~modes[v];
if( mode.isNil.not, {
[ "granulator is", ~granulator ].postln;
~granulator.posb_(mode[1]);
~playbacklfo = mode[0];
~playbacklfob = mode[1];
~playbacklfo.set(\speed, ~to.v('/grains/speed')[0] / ~buflen);
}, {
[ "Bad mode index", v ].postln;
});
});
~to.button('/grains/speedquant', 0, { |v|
});
~to.slider('/grains/step', 4, TouchOSCScale(1, 8), { |v|
~grainstep.set(\steps, v.floor);
});
~to.button('/grains/dust', 0, { |v| ~trigger.set(\dust, v) });
~to.slider('/grains/blur', 0, TouchOSCScale(0, 0.25), { |v| ~granulator.blur_(v) });
~to.slider('/grains/size', 0.1, TouchOSCScale(0, 0.5),{ |v| ~granulator.size_(v) });
// Page 2: grainfx
~to.slider('/grainfx/mix', 0.25, TouchOSCScale(0, 1), { |v| ~granulator.mix_(v);
});
~to.slider('/grainfx/gain', 0.5, TouchOSCScale(0, 1), { |v| ~granulator.gain_(v) } );
~to.slider('/grainfx/pt', 0.75, TouchOSCScale(0, 1), { |v| ~grainmixer.set(\passthrough, v) } );
~to.button('/grainfx/back', 0, { |v| ~pitch.set(\dir, if( v > 0, { -1 }, { 1}))});
~to.button('/grainfx/slope', 1, { |v| ~pitch.set(\track, v) });
~to.slider('/grainfx/pan', 0, TouchOSCScale(-1, 1), { |v| ~granulator.pan_(v) });
~to.slider('/grainfx/track', 0.5, TouchOSCScale(-1, 1), { |v| ~granulator.track_(v) });
~to.slider('/grainfx/jitter', 0.25, TouchOSCScale(0, 1), { |v| ~granulator.jitter_(v) });
~to.button('/grainfx/chorus', 0, { |v| ~pitch.set(\chorus, v) });
~to.slider('/grainfx/detune', 0, TouchOSCScale(0, 0.059), { |v| ~pitch.set(\detune, v) });
~to.slider('/grainfx/pitch', 0, TouchOSCScale(-2, 2), { |v| ~pitch.set(\pitch, v.round) });
~to.button('/grainfx/quant', 1, { |v|
// ~pitch.set(\quant, v);
// just re-call the value setter for harmonics when toggled
~to.v_('/grainfx/harmonics', ~to.v('/grainfx/harmonics'));
});
~to.slider('/grainfx/harmonics', 2, TouchOSCScale(0.1, 4), { |v|
if(~to.v('/grainfx/quant') > 0, {
~pitch.set(\harmonics, v.round);
},
{
~pitch.set(\harmonics, v);
});
});
~to.slider(
'/fx/filterfreq',
10000, TouchOSCScaleExp(100, 10000), { |v| ~filter.set(\freq, v) }
);
~to.slider('/fx/grainmix', 1.0, TouchOSCScale(0, 1), { |v| ~grainmixer.set(\grains, v) } );
~to.slider('/fx/filtermix', 0.8, TouchOSCScale(0, 1), { |v| ~filter.set(\amp, v) } );
~to.button('/fx/filtermoda', 1, { |v| ~filtermod.set(\a, v) });
~to.button('/fx/filtermodb', 0, { |v| ~filtermod.set(\b, v) });
~to.button('/fx/filtermodc', 0, { |v| ~filtermod.set(\c, v) });
~to.slider('/fx/delay', 0.2,TouchOSCScale(0, 1), { |v| ~delay.set(\delaytime, v) } );
~to.slider('/fx/decay', 1, TouchOSCScale(0, 5), { |v| ~delay.set(\decaytime, v) } );
~to.slider('/fx/delaymix', 0.2, TouchOSCScale(0, 1), { |v| ~delay.set(\amp, v) } );
~to.slider('/fx/reverbwet', 0.33,TouchOSCScale(0, 1), { |v| ~reverb.set(\mix, v) } );
~to.slider('/fx/reverbroom', 0.5,TouchOSCScale(0, 1), { |v| ~reverb.set(\room, v) } );
~to.slider('/fx/reverbdamp', 0.5,TouchOSCScale(0, 1), { |v| ~reverb.set(\damp, v) } );
~to.slider('/fx/reverbmix', 0.2, TouchOSCScale(0, 1), { |v| ~reverb.set(\amp, v) } );
// note - the three LFOs have different rate ranges
~to.slider('/lfos/afreq', 0.5,TouchOSCScale(0.001, 2), { |v| ~lfoa.set(\freq, v) } );
~to.slider('/lfos/aamp', 0, TouchOSCScale(0, 1), { |v| ~lfoa.set(\amp, v) });
~to.slider('/lfos/bfreq', 0.5,TouchOSCScale(0.01, 20), { |v| ~lfob.set(\freq, v) } );
~to.slider('/lfos/bamp', 0, TouchOSCScale(0, 1), { |v| ~lfob.set(\amp, v) });
~to.slider('/lfos/cfreq', 0.5,TouchOSCScale(0.1, 200), { |v| ~lfoc.set(\freq, v) } );
~to.slider('/lfos/camp', 0, TouchOSCScale(0, 1), { |v| ~lfoc.set(\amp, v) });
)
// old, slow buffer position display - to-do- this would be better in a GUI element
// on the laptop
(
~posdisplay = Task.new({
{
~playbacklfob.get({ | v |
~to.v_('/grains/buffer', v)
});
0.02.wait;
}.loop;
});
~posdisplay.start;
)
~frippbuffers[~currentfripp].write("/Users/mike/Music/SuperCollider Recordings/test.aiff");
(
~monitor = SynthDef(
\monitor_synth,
{
arg in=2, out=0;
Out.ar(out, In.ar(in, 2))
}
).play(s, [\in, ~fxb, \out, 0 ], \addToTail);
)
~monitor.set(\in, ~reverbb)
~monitor.free
~pitchb.scope()
~frippbuffers.plot;
~bufrecorder.set(\buffer, ~frippbuffers[1]);
~granulators[0].get(\buffer, {|v| v.postln});
(
~frippbuffers.do({
|b, i|
b.write("/Users/mike/Music/SuperCollider Recordings/buffer" ++ i.asString ++ ".aiff");
});
)