Merge pull request #1343 from daslyfe/pw

feat: Create pulsewidth (pw) and pulsewidth lfo parameters

packages/core/controls.mjs

@@ -458,6 +458,41 @@ export const { drive } = registerControl('drive');
  */
 export const { channels, ch } = registerControl('channels', 'ch');
 
+/**
+ * controls the pulsewidth of the pulse oscillator
+ *
+ * @name pw
+ * @param {number | Pattern} pulsewidth
+ * @example
+ * note("{f a c e}%16").s("pulse").pw(".8:1:.2")
+ * @example
+ * n(run(8)).scale("D:pentatonic").s("pulse").pw("0 .75 .5 1")
+ */
+export const { pw } = registerControl(['pw', 'pwrate', 'pwsweep']);
+
+/**
+ * controls the lfo rate for the pulsewidth of the pulse oscillator
+ *
+ * @name pwrate
+ * @param {number | Pattern} rate
+ * @example
+ * n(run(8)).scale("D:pentatonic").s("pulse").pw("0.5").pwrate("<5 .1 25>").pwsweep("<0.3 .8>")
+
+ *
+ */
+export const { pwrate } = registerControl('pwrate');
+
+/**
+ * controls the lfo sweep for the pulsewidth of the pulse oscillator
+ *
+ * @name pwsweep
+ * @param {number | Pattern} sweep
+ * @example
+ * n(run(8)).scale("D:pentatonic").s("pulse").pw("0.5").pwrate("<5 .1 25>").pwsweep("<0.3 .8>")
+ *
+ */
+export const { pwsweep } = registerControl('pwsweep');
+
 /**
  * Phaser audio effect that approximates popular guitar pedals.
  *

packages/superdough/superdough.mjs

@@ -320,16 +320,9 @@ function getDelay(orbit, delaytime, delayfeedback, t, channels) {
   return delays[orbit];
 }
 
-function getPhaser(time, end, frequency = 1, depth = 0.5, centerFrequency = 1000, sweep = 2000) {
+export function getLfo(audioContext, time, end, properties = {}) {
-  //gain
+  return getWorklet(audioContext, 'lfo-processor', {
-  const ac = getAudioContext();
+    frequency: 1,
-  const lfoGain = ac.createGain();
-  lfoGain.gain.value = sweep * 2;
-  // centerFrequency = centerFrequency * 2;
-  // sweep = sweep * 1.5;
-
-  const lfo = getWorklet(ac, 'lfo-processor', {
-    frequency,
     depth: 1,
     skew: 0,
     phaseoffset: 0,
@@ -337,8 +330,13 @@ function getPhaser(time, end, frequency = 1, depth = 0.5, centerFrequency = 1000
     end,
     shape: 1,
     dcoffset: -0.5,
+    ...properties,
   });
-  lfo.connect(lfoGain);
+}
+
+function getPhaser(time, end, frequency = 1, depth = 0.5, centerFrequency = 1000, sweep = 2000) {
+  const ac = getAudioContext();
+  const lfoGain = getLfo(ac, time, end, { frequency, depth: sweep * 2 });
 
   //filters
   const numStages = 2; //num of filters in series

packages/superdough/synth.mjs

@@ -1,5 +1,5 @@
 import { clamp, midiToFreq, noteToMidi } from './util.mjs';
-import { registerSound, getAudioContext } from './superdough.mjs';
+import { registerSound, getAudioContext, getLfo } from './superdough.mjs';
 import {
   applyFM,
   gainNode,
@@ -26,6 +26,9 @@ const getFrequencyFromValue = (value) => {
   return Number(freq);
 };
 function destroyAudioWorkletNode(node) {
+  if (node == null) {
+    return;
+  }
   node.disconnect();
   node.parameters.get('end')?.setValueAtTime(0, 0);
 }
@@ -145,7 +148,20 @@ export function registerSynthSounds() {
     'pulse',
     (begin, value, onended) => {
       const ac = getAudioContext();
-      let { duration, n: pulsewidth = 0.5 } = value;
+      let { pwrate, pwsweep } = value;
+      if (pwsweep == null) {
+        if (pwrate != null) {
+          pwsweep = 0.3;
+        } else {
+          pwsweep = 0;
+        }
+      }
+
+      if (pwrate == null && pwsweep != null) {
+        pwrate = 1;
+      }
+
+      let { duration, pw: pulsewidth = 0.5 } = value;
       const frequency = getFrequencyFromValue(value);
 
       const [attack, decay, sustain, release] = getADSRValues(
@@ -153,10 +169,8 @@ export function registerSynthSounds() {
         'linear',
         [0.001, 0.05, 0.6, 0.01],
       );
-
       const holdend = begin + duration;
       const end = holdend + release + 0.01;
-
       let o = getWorklet(
         ac,
         'pulse-oscillator',
@@ -178,11 +192,16 @@ export function registerSynthSounds() {
       envGain = o.connect(envGain);
 
       getParamADSR(envGain.gain, attack, decay, sustain, release, 0, 1, begin, holdend, 'linear');
-
+      let lfo;
+      if (pwsweep != 0) {
+        lfo = getLfo(ac, begin, end, { frequency: pwrate, depth: pwsweep });
+        lfo.connect(o.parameters.get('pulsewidth'));
+      }
       let timeoutNode = webAudioTimeout(
         ac,
         () => {
           destroyAudioWorkletNode(o);
+          destroyAudioWorkletNode(lfo);
           envGain.disconnect();
           onended();
           fm?.stop();

test/__snapshots__/examples.test.mjs.snap

@@ -6721,6 +6721,186 @@ exports[`runs examples > example "pure" example index 0 1`] = `
 ]
 `;
 
+exports[`runs examples > example "pw" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 1/16 → 1/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 1/8 → 3/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 3/16 → 1/4 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 1/4 → 5/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 5/16 → 3/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 3/8 → 7/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 7/16 → 1/2 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 1/2 → 9/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 9/16 → 5/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 5/8 → 11/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 11/16 → 3/4 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 3/4 → 13/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 13/16 → 7/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 7/8 → 15/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 15/16 → 1/1 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 1/1 → 17/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 17/16 → 9/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 9/8 → 19/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 19/16 → 5/4 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 5/4 → 21/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 21/16 → 11/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 11/8 → 23/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 23/16 → 3/2 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 3/2 → 25/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 25/16 → 13/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 13/8 → 27/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 27/16 → 7/4 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 7/4 → 29/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 29/16 → 15/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 15/8 → 31/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 31/16 → 2/1 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 2/1 → 33/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 33/16 → 17/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 17/8 → 35/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 35/16 → 9/4 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 9/4 → 37/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 37/16 → 19/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 19/8 → 39/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 39/16 → 5/2 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 5/2 → 41/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 41/16 → 21/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 21/8 → 43/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 43/16 → 11/4 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 11/4 → 45/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 45/16 → 23/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 23/8 → 47/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 47/16 → 3/1 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 3/1 → 49/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 49/16 → 25/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 25/8 → 51/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 51/16 → 13/4 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 13/4 → 53/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 53/16 → 27/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 27/8 → 55/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 55/16 → 7/2 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 7/2 → 57/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 57/16 → 29/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 29/8 → 59/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 59/16 → 15/4 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 15/4 → 61/16 | note:f s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 61/16 → 31/8 | note:a s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 31/8 → 63/16 | note:c s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+  "[ 63/16 → 4/1 | note:e s:pulse pw:0.8 pwrate:1 pwsweep:0.2 ]",
+]
+`;
+
+exports[`runs examples > example "pw" example index 1 1`] = `
+[
+  "[ 0/1 → 1/8 | note:D3 s:pulse pw:0 ]",
+  "[ 1/8 → 1/4 | note:E3 s:pulse pw:0 ]",
+  "[ 1/4 → 3/8 | note:F#3 s:pulse pw:0.75 ]",
+  "[ 3/8 → 1/2 | note:A3 s:pulse pw:0.75 ]",
+  "[ 1/2 → 5/8 | note:B3 s:pulse pw:0.5 ]",
+  "[ 5/8 → 3/4 | note:D4 s:pulse pw:0.5 ]",
+  "[ 3/4 → 7/8 | note:E4 s:pulse pw:1 ]",
+  "[ 7/8 → 1/1 | note:F#4 s:pulse pw:1 ]",
+  "[ 1/1 → 9/8 | note:D3 s:pulse pw:0 ]",
+  "[ 9/8 → 5/4 | note:E3 s:pulse pw:0 ]",
+  "[ 5/4 → 11/8 | note:F#3 s:pulse pw:0.75 ]",
+  "[ 11/8 → 3/2 | note:A3 s:pulse pw:0.75 ]",
+  "[ 3/2 → 13/8 | note:B3 s:pulse pw:0.5 ]",
+  "[ 13/8 → 7/4 | note:D4 s:pulse pw:0.5 ]",
+  "[ 7/4 → 15/8 | note:E4 s:pulse pw:1 ]",
+  "[ 15/8 → 2/1 | note:F#4 s:pulse pw:1 ]",
+  "[ 2/1 → 17/8 | note:D3 s:pulse pw:0 ]",
+  "[ 17/8 → 9/4 | note:E3 s:pulse pw:0 ]",
+  "[ 9/4 → 19/8 | note:F#3 s:pulse pw:0.75 ]",
+  "[ 19/8 → 5/2 | note:A3 s:pulse pw:0.75 ]",
+  "[ 5/2 → 21/8 | note:B3 s:pulse pw:0.5 ]",
+  "[ 21/8 → 11/4 | note:D4 s:pulse pw:0.5 ]",
+  "[ 11/4 → 23/8 | note:E4 s:pulse pw:1 ]",
+  "[ 23/8 → 3/1 | note:F#4 s:pulse pw:1 ]",
+  "[ 3/1 → 25/8 | note:D3 s:pulse pw:0 ]",
+  "[ 25/8 → 13/4 | note:E3 s:pulse pw:0 ]",
+  "[ 13/4 → 27/8 | note:F#3 s:pulse pw:0.75 ]",
+  "[ 27/8 → 7/2 | note:A3 s:pulse pw:0.75 ]",
+  "[ 7/2 → 29/8 | note:B3 s:pulse pw:0.5 ]",
+  "[ 29/8 → 15/4 | note:D4 s:pulse pw:0.5 ]",
+  "[ 15/4 → 31/8 | note:E4 s:pulse pw:1 ]",
+  "[ 31/8 → 4/1 | note:F#4 s:pulse pw:1 ]",
+]
+`;
+
+exports[`runs examples > example "pwrate" example index 0 1`] = `
+[
+  "[ 0/1 → 1/8 | note:D3 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 1/8 → 1/4 | note:E3 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 1/4 → 3/8 | note:F#3 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 3/8 → 1/2 | note:A3 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 1/2 → 5/8 | note:B3 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 5/8 → 3/4 | note:D4 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 3/4 → 7/8 | note:E4 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 7/8 → 1/1 | note:F#4 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 1/1 → 9/8 | note:D3 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 9/8 → 5/4 | note:E3 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 5/4 → 11/8 | note:F#3 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 11/8 → 3/2 | note:A3 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 3/2 → 13/8 | note:B3 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 13/8 → 7/4 | note:D4 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 7/4 → 15/8 | note:E4 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 15/8 → 2/1 | note:F#4 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 2/1 → 17/8 | note:D3 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 17/8 → 9/4 | note:E3 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 9/4 → 19/8 | note:F#3 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 19/8 → 5/2 | note:A3 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 5/2 → 21/8 | note:B3 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 21/8 → 11/4 | note:D4 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 11/4 → 23/8 | note:E4 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 23/8 → 3/1 | note:F#4 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 3/1 → 25/8 | note:D3 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 25/8 → 13/4 | note:E3 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 13/4 → 27/8 | note:F#3 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 27/8 → 7/2 | note:A3 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 7/2 → 29/8 | note:B3 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 29/8 → 15/4 | note:D4 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 15/4 → 31/8 | note:E4 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 31/8 → 4/1 | note:F#4 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+]
+`;
+
+exports[`runs examples > example "pwsweep" example index 0 1`] = `
+[
+  "[ 0/1 → 1/8 | note:D3 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 1/8 → 1/4 | note:E3 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 1/4 → 3/8 | note:F#3 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 3/8 → 1/2 | note:A3 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 1/2 → 5/8 | note:B3 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 5/8 → 3/4 | note:D4 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 3/4 → 7/8 | note:E4 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 7/8 → 1/1 | note:F#4 s:pulse pw:0.5 pwrate:5 pwsweep:0.3 ]",
+  "[ 1/1 → 9/8 | note:D3 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 9/8 → 5/4 | note:E3 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 5/4 → 11/8 | note:F#3 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 11/8 → 3/2 | note:A3 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 3/2 → 13/8 | note:B3 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 13/8 → 7/4 | note:D4 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 7/4 → 15/8 | note:E4 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 15/8 → 2/1 | note:F#4 s:pulse pw:0.5 pwrate:0.1 pwsweep:0.8 ]",
+  "[ 2/1 → 17/8 | note:D3 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 17/8 → 9/4 | note:E3 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 9/4 → 19/8 | note:F#3 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 19/8 → 5/2 | note:A3 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 5/2 → 21/8 | note:B3 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 21/8 → 11/4 | note:D4 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 11/4 → 23/8 | note:E4 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 23/8 → 3/1 | note:F#4 s:pulse pw:0.5 pwrate:25 pwsweep:0.3 ]",
+  "[ 3/1 → 25/8 | note:D3 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 25/8 → 13/4 | note:E3 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 13/4 → 27/8 | note:F#3 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 27/8 → 7/2 | note:A3 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 7/2 → 29/8 | note:B3 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 29/8 → 15/4 | note:D4 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 15/4 → 31/8 | note:E4 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+  "[ 31/8 → 4/1 | note:F#4 s:pulse pw:0.5 pwrate:5 pwsweep:0.8 ]",
+]
+`;
+
 exports[`runs examples > example "queryArc" example index 0 1`] = `[]`;
 
 exports[`runs examples > example "rand" example index 0 1`] = `