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scd/spectral_generative.scd

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// Load buffer first
b = Buffer.read(s, "/Users/lcoogan/snd/samples/scarlett/listen to my voice.wav");
b = Buffer.read(s, "/Users/lcoogan/snd/samples/scarlett/vocal backing.wav");
b = Buffer.read(s, "/Users/lcoogan/snd/live/2025-04-26.Basic_City_Brewery/trax/acheinu.wav");
b = Buffer.read(s, "/Users/lcoogan/Music/Musicians/My Bloody Valentine/Loveless/05 When You Sleep.opus");
b = Buffer.read(s, "/home/lcoogan/snd/live/2025-04-26.Basic_City_Brewery/trax/04-Cantor_Samuel_Malavsky_Zechor.wav");
b = Buffer.read(s, "/home/lcoogan/snd/live/2025-04-26.Basic_City_Brewery/trax/zechor.wav");
b = Buffer.read(s,"/Users/lcoogan/snd/live/2025-04-26.Basic_City_Brewery/crawling-stems/lead.const.wav");
b = Buffer.read(s, "/Users/lcoogan/snd/releases/desolation-mountain/demos/boc.mp3");
b = Buffer.read(s, "/Users/lcoogan/snd/releases/desolation-mountain/demos/room-02.wav");
b.free;
// ============================
// SynthDefs (Generative / Self-contained)
// ============================
(
// PV_BrickWall + PV_RectComb
SynthDef(\pv_brickwall, { |amp = 0.5|
var sig = PlayBuf.ar(1, b, BufRateScale.kr(b), loop: 1);
var chain = FFT(LocalBuf(2048), sig);
var mod1 = LFNoise1.kr(0.05).range(5, 40);
var mod2 = LFNoise1.kr(0.1).range(0.01, 0.3);
var mod3 = LFNoise1.kr(0.07).range(1, 10);
var mod4 = LFNoise1.kr(0.05).range(0.1, 0.8);
var mod5 = LFNoise1.kr(0.03).range(0.01, 0.4);
chain = PV_BrickWall(chain, SinOsc.ar(mod1) + SinOsc.kr(mod2));
chain = PV_RectComb(chain, mod3, mod4, mod5);
sig = IFFT(chain.dup);
Out.ar(0, sig * amp);
}).add;
// PV_RectComb only
SynthDef(\pv_rectcomb, { |amp = 0.5|
var sig = PlayBuf.ar(1, b, BufRateScale.kr(b), loop: 1);
var chain = FFT(LocalBuf(2048), sig);
var mod1 = LFNoise1.kr(0.08).range(2, 12);
var mod2 = LFNoise1.kr(0.07).range(0.05, 0.6);
var mod3 = LFNoise1.kr(0.05).range(0.1, 0.5);
chain = PV_RectComb(chain, mod1, mod2, mod3);
Out.ar(0, IFFT(chain).dup * amp);
}).add;
// PV_MagSmear only
SynthDef(\pv_magsmear, { |amp = 0.5|
var sig = PlayBuf.ar(1, b, rate:0.5, loop: 1);
var chain = FFT(LocalBuf(1024), sig);
var smearAmt = LFNoise2.kr(0.1).range(5, 50);
chain = PV_MagSmear(chain, smearAmt);
Out.ar(0, IFFT(chain).dup * amp);
}).add;
// PV_Freeze
SynthDef(\pv_freeze, { |amp = 0.5|
var sig = PlayBuf.ar(1, b, BufRateScale.kr(b), loop: 1);
var chain = FFT(LocalBuf(1024), sig);
var freezeTrig = LFNoise0.kr(0.05).range(0.05, 1.0);
chain = PV_Freeze(chain, SinOsc.kr(freezeTrig) > 0.5);
Out.ar(0, IFFT(chain).dup * amp);
}).add;
// PV_MagGate + PV_MagShift
SynthDef(\pv_maggate, { |amp = 0.5|
var sig = PlayBuf.ar(1, b, BufRateScale.kr(b), loop: 1);
var chain = FFT(LocalBuf(1024), sig);
var thresh = LFNoise1.kr(0.09).range(20, 80);
var floor = LFNoise1.kr(0.07).range(0.2, 1.0);
var shift = LFNoise1.kr(0.04).range(-0.4, 0.4);
chain = PV_MagGate(chain, thresh, floor);
chain = PV_MagShift(chain, 1, shift);
Out.ar(0, IFFT(chain).dup * amp);
}).add;
)
// ============================
// Spawn Generative Instances
// ============================
(
Synth(\pv_brickwall);
Synth(\pv_rectcomb);
// Synth(\pv_magsmear);
// Synth(\pv_freeze);
)
// ============================
// Generative Patterns for Parameters
// ============================
// Pattern for randomly varying synth parameters over time
(
Pbind(
\instrument, \pv_brickwall, // Choose SynthDef
// \amp, Pwhite(0.2, 0.8, inf), // Random amplitude (0.2 to 0.8)
\amp, 1,
\mod1, Pwhite(5, 40, inf), // Random mod1 value (5 to 40)
\mod2, Pwhite(0.01, 0.3, inf), // Random mod2 value (0.01 to 0.3)
\mod3, Pwhite(1, 10, inf), // Random mod3 value (1 to 10)
\mod4, Pwhite(0.1, 0.8, inf), // Random mod4 value (0.1 to 0.8)
\mod5, Pwhite(0.01, 0.4, inf), // Random mod5 value (0.01 to 0.4)
\dur, Pseq([2, 4, 1, 3], inf) // Sequence of durations
).play;
)
// You can create a similar pattern for other synths:
// Pattern for PV_RectComb
(
Pbind(
\instrument, \pv_rectcomb,
\amp, Pwhite(0.3, 0.7, inf),
\mod1, Pwhite(2, 12, inf),
\mod2, Pwhite(0.05, 0.6, inf),
\mod3, Pwhite(0.1, 0.5, inf),
\dur, Pseq([3, 1, 2], inf)
).play;
)
// Pattern for PV_MagSmear
(
Pbind(
\instrument, \pv_magsmear,
\amp, Pwhite(0.2, 0.5, inf),
\mod1, Pwhite(5, 50, inf),
\dur, Pseq([4, 6, 2], inf)
).play;
)
(
// hell yeah
Routine({
loop {
// Random parameter values
var mod1 = Pwhite(5, 40).next; // Random mod1 value (5 to 40)
var mod2 = Pwhite(0.01, 0.3).next; // Random mod2 value (0.01 to 0.3)
var mod3 = Pwhite(1, 10).next; // Random mod3 value (1 to 10)
var mod4 = Pwhite(0.1, 0.8).next; // Random mod4 value (0.1 to 0.8)
var mod5 = Pwhite(0.01, 0.4).next; // Random mod5 value (0.01 to 0.4)
var dur = Pseq([2, 4, 1, 3], inf).next; // Duration pattern
// Create synth
Synth(\pv_magsmear, [
\amp, 1.5,
\mod1, mod1,
\mod2, mod2,
\mod3, mod3,
\mod4, mod4,
\mod5, mod5
]);
Synth(\pv_brickwall, [
\amp, 4.5,
\mod1, mod1,
\mod2, mod2,
\mod3, mod3,
\mod4, mod4,
\mod5, mod5
]);
Synth(\pv_rectcomb, [
\amp, 0.5,
\mod1, mod1,
\mod2, mod2,
\mod3, mod3,
\mod4, mod4,
]);
// Wait for the duration
20.wait; // Wait 1 second before the next iteration
}
}).play;
)
(
SynthDef(\pv_brickwall, { |amp = 0.5|
var sig = PlayBuf.ar(1, b, rate:0.5, loop: 1);
var chain = FFT(LocalBuf(2048), sig);
chain = PV_BrickWall(chain, SinOsc.ar(5) + SinOsc.kr(0.1));
sig = IFFT(chain.dup);
Out.ar(0, sig * amp);
}).add;
)
(
SynthDef(\pv_distorted_bass, { |amp = 0.5|
var sig = PlayBuf.ar(1, b, BufRateScale.kr(b), loop: 1);
var chain = FFT(LocalBuf(2048), sig);
chain = PV_BrickWall(chain, SinOsc.ar(5) + SinOsc.kr(0.1));
chain = PV_Mul(chain, SinOsc.kr(0.5, 0, 0.1)); // Adding more randomness
chain = PV_BrickWall(chain, SinOsc.kr(0.3, 0, 0.2)); // Distortion Layer
sig = IFFT(chain.dup);
Out.ar(0, sig * amp);
}).add;
)
(
// PV_BrickWall + PV_RectComb with evolving complexity
SynthDef(\pv_brickwall, { |amp = 80|
var sig = PlayBuf.ar(1, b, rate:0.1, loop: 1);
var chain = FFT(LocalBuf(2048), sig);
// Modulation sources for evolving behavior
var mod1 = LFNoise1.kr(0.05).range(5, 40);
var mod2 = LFNoise1.kr(0.1).range(0.01, 0.3);
var mod3 = LFNoise1.kr(0.07).range(1, 10);
var mod4 = LFNoise1.kr(0.05).range(0.1, 0.8);
var mod5 = LFNoise1.kr(0.03).range(0.01, 0.4);
var randomMod;
// Applying PV effects with evolving modulations
chain = PV_BrickWall(chain, SinOsc.ar(mod1) + SinOsc.kr(mod2));
chain = PV_RectComb(chain, mod3, mod4, mod5);
// Adding some additional time-varying effects or randomization
randomMod = LFNoise1.kr(0.02).range(0.1, 1);
chain = PV_BrickWall(chain, SinOsc.ar(mod1 + randomMod) + SinOsc.kr(mod2 + randomMod));
sig = IFFT(chain.dup);
Out.ar(0, sig * amp);
}).add;
)
(
// PV_BrickWall + PV_RectComb + PV_MagShift + PV_Freeze
SynthDef(\pv_complex_fx, { |amp = 200, freeze = 0, shiftAmt = 0.2|
var sig = PlayBuf.ar(1, b, rate:0.5, loop: 1);
var chain = FFT(LocalBuf(2048), sig);
// Modulation sources
var mod1 = LFNoise1.kr(0.05).range(5, 40);
var mod2 = LFNoise1.kr(0.1).range(0.01, 0.3);
var mod3 = LFNoise1.kr(0.07).range(1, 10);
var mod4 = LFNoise1.kr(0.05).range(0.1, 0.8);
var mod5 = LFNoise1.kr(0.03).range(0.01, 0.4);
var randomMod = LFNoise1.kr(0.02).range(0.1, 1);
// Apply effects
chain = PV_BrickWall(chain, SinOsc.ar(mod1) + SinOsc.kr(mod2));
chain = PV_RectComb(chain, mod3, mod4, mod5);
chain = PV_BrickWall(chain, SinOsc.ar(mod1 + randomMod) + SinOsc.kr(mod2 + randomMod));
chain = PV_MagShift(chain, shiftAmt); // pitch shifting
chain = PV_Freeze(chain, freeze); // freeze toggle
sig = IFFT(chain.dup);
Out.ar(0, sig * amp);
}).add;
)
(
Routine({
var amp = 5; // Start with a moderate amplitude
Synth(\pv_brickwall, [\amp, amp]);
0.5.wait;
amp = amp * 5; // Decrease amplitude gradually
Synth(\pv_distorted_bass, [\amp, amp]);
1.wait;
amp = amp * 5; // Increase amplitude
Synth(\pv_brickwall, [\amp, amp]);
0.1.wait;
Synth(\pv_complex_fx, [\amp, amp]); // Lower volume for variation
}).play;
)