From 35f5ecbf38b856ce2a04949872f783f3f80cbe7b Mon Sep 17 00:00:00 2001
From: Leo Coogan <leocoogan@mailfence.com>
Date: Fri, 23 May 2025 12:26:13 -0400
Subject: [PATCH] tonal universe experiment

---
 tonal_universe.scd | 79 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 tonal_universe.scd

diff --git a/tonal_universe.scd b/tonal_universe.scd
new file mode 100644
index 0000000..676b0ab
--- /dev/null
+++ b/tonal_universe.scd
@@ -0,0 +1,79 @@
+(
+u=TonalUniverse();
+~str=
+"C,m:  I V7/VI VI V VI II II7 IV VII7 I
+E,m: V7 I IV V7/V I
+C,m: V7/V V7 I
+";
+// This function takes a while and logs the progress in the console.
+~chords=u.getHarmonyList(~str);
+~arrayNotes=~chords.collect({arg ar; ar.notesHarmony[0..1]});
+)
+// -> [ [ 0, 3, 7, 12 ], [ -2, 3, 7, 13 ], [ -4, 3, 8, 12 ], [ -5, 2, 7, 11 ], [ -4, 3, 8, 12 ], [ -4, 5, 8, 14 ], [ -7, 2, 8, 12 ], [ -7, 0, 8, 12 ], [ -7, -1, 8, 14 ], [ -9, 0, 7, 15 ], [ -9, -1, 9, 18 ], [ -8, -1, 7, 19 ], [ -8, 0, 9, 21 ], [ -8, 1, 6, 22 ], [ -8, -1, 7, 23 ], [ -10, -3, 6, 24 ], [ -10, -5, 5, 23 ], [ -9, -5, 3, 24 ] ]
+(
+Pbind(
+	\instrument, \fm_pulsar_terrain,
+	// \degree, Pseq(~arrayNotes.flat,1),
+	\degree, Pseq(~arrayNotes.flat, 1),
+	\scale, Scale.dorian,
+	// \tuning, Tuning.et19,
+    \dur, 0.2
+).play
+)
+~arrayNotes.flat.plot("Sequence", discrete:true)
+
+Tuning.directory
+
+
+
+(
+// Generate a terrain table
+~terrain = Buffer.alloc(s, 1024, 1);
+~terrain.sine1([1, 0.5, 0.3, 0.2, 0.1], true); // You can sculpt this more chaotically
+
+SynthDef("fm_pulsar_terrain", {
+	arg a, e, f, d;
+	var t, overlap, carfreq, modfreq, mInd, vel, vel_, tblPos, sig;
+
+	f = \freq.kr(100);
+
+	vel = \kel.kr(0.5);
+	vel_ = vel.clip(0,1.0).linlin( 0, 1, 2, 0.7);
+
+	e = EnvGen.kr(
+		Env.adsr(
+			\att.kr(0.025) * vel_,
+			\dec.kr(0.02) * vel_,
+			\susl.kr(0.7),
+			\rel.kr(4),
+			curve: \curve.kr(-4)
+		),
+		gate: \gate.kr(1),
+		doneAction:2
+	) * vel;
+
+	carfreq = f * \cf.kr(2) + LFNoise1.kr(3).range(0,50);
+	modfreq = carfreq * \mf.kr(2) + LFNoise1.kr(3).range(0,100);
+
+	t = Impulse.ar(f);
+
+	mInd = e.pow(3.3); // use envelope shape to shift table pos
+	overlap = 1.1 - e.pow(0.5);
+	d = overlap / f;
+
+	// convert modfreq to index between 0 and 1 for VOsc
+	tblPos = modfreq.linlin(0, 8000, 0, 1).wrap(0, 1); // safer than clip for edge cases
+
+	a = Mix([
+		SinOsc.ar(f),
+		GrainBuf.ar(1, t, d, ~terrain, tblPos, carfreq, 0, 2)
+	]);
+
+	a = LeakDC.ar(a * e);
+
+	a = FreeVerb.ar(a, 0.33, 1);
+
+	Out.ar(\outBus.kr(0), a.dup * \gain.kr(0.1));
+
+}).add;
+)
\ No newline at end of file