two algos

Reviewed-on: https://codeberg.org/uzu/strudel/pulls/1422

jsdoc/jsdoc-synonyms.js

@@ -1,5 +1,5 @@
 /*
-jsdoc-synonyms.js - Add support for @synonym tag
+jsdoc-synonyms.js - Add support for @synonyms tag
 Copyright (C) 2023 Strudel contributors - see <https://codeberg.org/uzu/strudel/activity/contributors>
 This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

packages/core/controls.mjs

@@ -444,6 +444,78 @@ export const { crush } = registerControl('crush');
  */
 export const { coarse } = registerControl('coarse');
 
+/**
+ * modulate the amplitude of a sound with a continuous waveform
+ *
+ * @name tremolo
+ * @synonyms trem
+ * @param {number | Pattern} speed modulation speed in HZ
+ * @example
+ * note("d d d# d".fast(4)).s("supersaw").tremolo("<3 2 100> ").tremoloskew("<.5>")
+ *
+ */
+export const { tremolo } = registerControl(['tremolo', 'tremolodepth', 'tremoloskew', 'tremolophase'], 'trem');
+
+/**
+ * modulate the amplitude of a sound with a continuous waveform
+ *
+ * @name tremolosync
+ * @synonyms tremsync
+ * @param {number | Pattern} cycles modulation speed in cycles
+ * @example
+ * note("d d d# d".fast(4)).s("supersaw").tremolosync("4").tremoloskew("<1 .5 0>")
+ *
+ */
+export const { tremolosync } = registerControl(
+  ['tremolosync', 'tremolodepth', 'tremoloskew', 'tremolophase'],
+  'tremsync',
+);
+
+/**
+ * depth of amplitude modulation
+ *
+ * @name tremolodepth
+ * @synonyms tremdepth
+ * @param {number | Pattern} depth
+ * @example
+ * note("a1 a1 a#1 a1".fast(4)).s("pulse").tremsync(4).tremolodepth("<1 2 .7>")
+ *
+ */
+export const { tremolodepth } = registerControl('tremolodepth', 'tremdepth');
+/**
+ * alter the shape of the modulation waveform
+ *
+ * @name tremoloskew
+ * @synonyms tremskew
+ * @param {number | Pattern} amount between 0 & 1, the shape of the waveform
+ * @example
+ * note("{f a c e}%16").s("sawtooth").tremsync(4).tremoloskew("<.5 0 1>")
+ *
+ */
+export const { tremoloskew } = registerControl('tremoloskew', 'tremskew');
+
+/**
+ * alter the phase of the modulation waveform
+ *
+ * @name tremolophase
+ * @synonyms tremphase
+ * @param {number | Pattern} offset the offset in cycles of the modulation
+ * @example
+ * note("{f a c e}%16").s("sawtooth").tremsync(4).tremolophase("<0 .25 .66>")
+ *
+ */
+export const { tremolophase } = registerControl('tremolophase', 'tremphase');
+
+/**
+ * shape of amplitude modulation
+ *
+ * @name tremoloshape
+ * @param {number | Pattern} shape tri | square | sine | saw | ramp
+ * @example
+ * note("{f g c d}%16").tremsync(4).tremoloshape("<sine tri square>").s("sawtooth")
+ *
+ */
+export const { tremoloshape } = registerControl('tremoloshape', 'tremshape');
 /**
  * filter overdrive for supported filter types
  *
@@ -453,8 +525,54 @@ export const { coarse } = registerControl('coarse');
  * note("{f g g c d a a#}%16".sub(17)).s("supersaw").lpenv(8).lpf(150).lpq(.8).ftype('ladder').drive("<.5 4>")
  *
  */
+
+// TODO: SUPRADOUGH implement post orbit "pump" sidechain effect
+// /**
+//  * modulate the amplitude of an orbit to create a "sidechain" like effect
+//  *
+//  * @name pump
+//  * @param {number | Pattern} speed modulation speed in cycles
+//  * @example
+//  * note("{f g c d}%16").s("sawtooth").pump(".25:.75")
+//  *
+//  */
+// export const { pump } = registerControl(['pump', 'pumpdepth']);
+
+// /**
+//  * modulate the amplitude of an orbit to create a "sidechain" like effect
+//  *
+//  * @name pumpdepth
+//  * @param {number | Pattern} depth depth of modulation from 0 to 1
+//  * @example
+//  * note("{f g c d}%16").s("sawtooth").pump(".25").depth("<.25 .5 .75 1>")
+//  *
+//  */
+// export const { pumpdepth } = registerControl('pumpdepth');
+
 export const { drive } = registerControl('drive');
 
+/**
+ * waveshaping distortion with selectable algorithms
+ *
+ * @name shape
+ * @param {number | Pattern} amount
+ * @example
+ * $: s("909bd").beat("0,4,8,11,14",16).shape("<2 4 1>").shapetype("<0 1 2>*2")
+ *
+ */
+export const { shape } = registerControl(['shape', 'shapevol', 'shapetype']);
+
+/**
+ * filter overdrive for supported filter types
+ *
+ * @name shapetype
+ * @param {number | Pattern} type
+ * @example
+ * $: s("909bd").beat("0,4,8,11,14",16).shape("2").shapetype("<0 1 2>")
+ *
+ */
+export const { shapeType } = registerControl('shapetype');
+
 /**
  * Create byte beats with custom expressions
  *
@@ -1414,19 +1532,7 @@ export const { roomsize, size, sz, rsize } = registerControl('roomsize', 'size',
 // ['sclap'],
 // ['sclaves'],
 // ['scrash'],
-/**
- * (Deprecated) Wave shaping distortion. WARNING: can suddenly get unpredictably loud.
- * Please use distort instead, which has a more predictable response curve
- * second option in optional array syntax (ex: ".9:.5") applies a postgain to the output
- *
- *
- * @name shape
- * @param {number | Pattern} distortion between 0 and 1
- * @example
- * s("bd sd [~ bd] sd,hh*8").shape("<0 .2 .4 .6 .8>")
- *
- */
-export const { shape } = registerControl(['shape', 'shapevol']);
+
 /**
  * Wave shaping distortion. CAUTION: it can get loud.
  * Second option in optional array syntax (ex: ".9:.5") applies a postgain to the output.
@@ -1561,18 +1667,6 @@ export const { density } = registerControl('density');
 // ['modwheel'],
 export const { expression } = registerControl('expression');
 export const { sustainpedal } = registerControl('sustainpedal');
-/* // TODO: doesn't seem to do anything
- *
- * Tremolo Audio DSP effect
- *
- * @name tremolodepth
- * @param {number | Pattern} depth between 0 and 1
- * @example
- * n("0,4,7").tremolodepth("<0 .3 .6 .9>").osc()
- *
- */
-export const { tremolodepth, tremdp } = registerControl('tremolodepth', 'tremdp');
-export const { tremolorate, tremr } = registerControl('tremolorate', 'tremr');
 
 export const { fshift } = registerControl('fshift');
 export const { fshiftnote } = registerControl('fshiftnote');
@@ -1649,7 +1743,6 @@ export const { zmod } = registerControl('zmod');
 // like crush but scaled differently
 export const { zcrush } = registerControl('zcrush');
 export const { zdelay } = registerControl('zdelay');
-export const { tremolo } = registerControl('tremolo');
 export const { zzfx } = registerControl('zzfx');
 
 /**

packages/core/cyclist.mjs

@@ -5,7 +5,7 @@ This program is free software: you can redistribute it and/or modify it under th
 */
 
 import createClock from './zyklus.mjs';
-import { logger } from './logger.mjs';
+import { errorLogger, logger } from './logger.mjs';
 
 export class Cyclist {
   constructor({
@@ -76,7 +76,7 @@ export class Cyclist {
             }
           });
         } catch (e) {
-          logger(`[cyclist] error: ${e.message}`);
+          errorLogger(e);
           onError?.(e);
         }
       },

packages/core/logger.mjs

@@ -4,6 +4,12 @@ let debounce = 1000,
   lastMessage,
   lastTime;
 
+export function errorLogger(e, origin = 'cyclist') {
+  //TODO: add some kind of debug flag that enables this  while in dev mode
+  // console.error(e)
+  logger(`[${origin}] error: ${e.message}`);
+}
+
 export function logger(message, type, data = {}) {
   let t = performance.now();
   if (lastMessage === message && t - lastTime < debounce) {

packages/core/neocyclist.mjs

@@ -11,7 +11,6 @@ export class NeoCyclist {
   constructor({ onTrigger, onToggle, getTime }) {
     this.started = false;
     this.cps = 0.5;
-    this.lastTick = 0; // absolute time when last tick (clock callback) happened
     this.getTime = getTime; // get absolute time
     this.time_at_last_tick_message = 0;
     // the clock of the worker and the audio context clock can drift apart over time

packages/core/pattern.mjs

@@ -2522,7 +2522,7 @@ export const { fastchunk, fastChunk } = register(
 /**
  * Like `chunk`, but the function is applied to a looped subcycle of the source pattern.
  * @name chunkInto
- * @synonym chunkinto
+ * @synonyms chunkinto
  * @memberof Pattern
  * @example
  * sound("bd sd ht lt bd - cp lt").chunkInto(4, hurry(2))
@@ -2535,7 +2535,7 @@ export const { chunkinto, chunkInto } = register(['chunkinto', 'chunkInto'], fun
 /**
  * Like `chunkInto`, but moves backwards through the chunks.
  * @name chunkBackInto
- * @synonym chunkbackinto
+ * @synonyms chunkbackinto
  * @memberof Pattern
  * @example
  * sound("bd sd ht lt bd - cp lt").chunkInto(4, hurry(2))
@@ -2565,7 +2565,7 @@ export const bypass = register(
  * Loops the pattern inside an `offset` for `cycles`.
  * If you think of the entire span of time in cycles as a ribbon, you can cut a single piece and loop it.
  * @name ribbon
- * @synonym rib
+ * @synonyms rib
  * @param {number} offset start point of loop in cycles
  * @param {number} cycles loop length in cycles
  * @example

packages/core/repl.mjs

@@ -1,7 +1,7 @@
 import { NeoCyclist } from './neocyclist.mjs';
 import { Cyclist } from './cyclist.mjs';
 import { evaluate as _evaluate } from './evaluate.mjs';
-import { logger } from './logger.mjs';
+import { errorLogger, logger } from './logger.mjs';
 import { setTime } from './time.mjs';
 import { evalScope } from './evaluate.mjs';
 import { register, Pattern, isPattern, silence, stack } from './pattern.mjs';
@@ -256,6 +256,6 @@ export const getTrigger =
         await hap.context.onTrigger(hap, getTime(), cps, t);
       }
     } catch (err) {
-      logger(`[cyclist] error: ${err.message}`, 'error');
+      errorLogger(err, 'getTrigger');
     }
   };

packages/repl/prebake.mjs

@@ -36,7 +36,7 @@ export async function prebake() {
     samples(`${ds}/tidal-drum-machines.json`),
     samples(`${ds}/piano.json`),
     samples(`${ds}/Dirt-Samples.json`),
-    samples(`${ds}/EmuSP12.json`),
+    samples(`https://raw.githubusercontent.com/tidalcycles/uzu-drumkit/main/strudel.json`),
     samples(`${ds}/vcsl.json`),
     samples(`${ds}/mridangam.json`),
   ]);

packages/superdough/helpers.mjs

@@ -277,3 +277,18 @@ export function applyFM(param, value, begin) {
   }
   return { stop };
 }
+
+export const saturationAlgos = [
+  (x, k) => ((1 + k) * x) / (1 + k * Math.abs(x)), //S Curve sourced from: https://www.nickwritesablog.com/sound-design-in-web-audio-neurofunk-bass-part-1/
+  (x, k) => Math.tanh(x * k),
+];
+
+export function makeSaturationCurve(amount, n_samples, algo = 0) {
+  const k = typeof amount === 'number' ? amount : 50;
+  const curve = new Float32Array(n_samples);
+  for (let i = 0; i < n_samples; i++) {
+    const x = (i * 2) / n_samples - 1;
+    curve[i] = saturationAlgos[algo % saturationAlgos.length]?.(x, amount);
+  }
+  return curve;
+}

packages/superdough/superdough.mjs

@@ -7,9 +7,9 @@ This program is free software: you can redistribute it and/or modify it under th
 import './feedbackdelay.mjs';
 import './reverb.mjs';
 import './vowel.mjs';
-import { clamp, nanFallback, _mod, cycleToSeconds } from './util.mjs';
+import { clamp, nanFallback, _mod, cycleToSeconds, secondsToCycle } from './util.mjs';
 import workletsUrl from './worklets.mjs?audioworklet';
-import { createFilter, gainNode, getCompressor, getWorklet } from './helpers.mjs';
+import { createFilter, gainNode, getCompressor, getWorklet, makeSaturationCurve } from './helpers.mjs';
 import { map } from 'nanostores';
 import { logger } from './logger.mjs';
 import { loadBuffer } from './sampler.mjs';
@@ -28,6 +28,13 @@ export function setMultiChannelOrbits(bool) {
   multiChannelOrbits = bool == true;
 }
 
+function getModulationShapeInput(val) {
+  if (typeof val === 'number') {
+    return val % 5;
+  }
+  return { tri: 0, triangle: 0, sine: 1, ramp: 2, saw: 3, square: 4 }[val] ?? 0;
+}
+
 export const soundMap = map();
 
 export function registerSound(key, onTrigger, data = {}) {
@@ -140,6 +147,7 @@ let defaultDefaultValues = {
   phaserdepth: 0.75,
   shapevol: 1,
   distortvol: 1,
+  saturatevol: 1,
   delay: 0,
   byteBeatExpression: '0',
   delayfeedback: 0.5,
@@ -336,9 +344,33 @@ function getDelay(orbit, delaytime, delayfeedback, t, channels) {
   return delays[orbit];
 }
 
-export function getLfo(audioContext, time, end, properties = {}) {
-  return getWorklet(audioContext, 'lfo-processor', {
+export function getLfo(audioContext, begin, end, properties = {}) {
+  const { shape = 0, ...props } = properties;
+  const { dcoffset = -0.5, depth = 1 } = properties;
+  const lfoprops = {
     frequency: 1,
+    depth,
+    skew: 0.5,
+    phaseoffset: 0,
+    time: begin,
+    begin,
+    end,
+    shape: getModulationShapeInput(shape),
+    dcoffset,
+    min: dcoffset * depth,
+    max: dcoffset * depth + depth,
+    curve: 1,
+    ...props,
+  };
+
+  return getWorklet(audioContext, 'lfo-processor', lfoprops);
+}
+
+export function getSyncedLfo(audioContext, time, end, cps, cycle, properties = {}) {
+  const frequency = cycle / cps;
+
+  return getWorklet(audioContext, 'lfo-processor', {
+    frequency,
     depth: 1,
     skew: 0,
     phaseoffset: 0,
@@ -461,9 +493,10 @@ function mapChannelNumbers(channels) {
   return (Array.isArray(channels) ? channels : [channels]).map((ch) => ch - 1);
 }
 
-export const superdough = async (value, t, hapDuration, cps = 0.5) => {
+export const superdough = async (value, t, hapDuration, cps = 0.5, cycle = 0.5) => {
   // new: t is always expected to be the absolute target onset time
   const ac = getAudioContext();
+
   let { stretch } = value;
   if (stretch != null) {
     //account for phase vocoder latency
@@ -489,6 +522,12 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
   }
   // destructure
   let {
+    tremolo,
+    tremolosync,
+    tremolodepth = 1,
+    tremoloskew,
+    tremolophase = 0,
+    tremoloshape,
     s = getDefaultValue('s'),
     bank,
     source,
@@ -498,6 +537,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
     // filters
     fanchor = getDefaultValue('fanchor'),
     drive = 0.69,
+    release = 0,
     // low pass
     cutoff,
     lpenv,
@@ -530,9 +570,11 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
     phasercenter,
     //
     coarse,
+
     crush,
     shape,
     shapevol = getDefaultValue('shapevol'),
+    shapetype,
     distort,
     distortvol = getDefaultValue('distortvol'),
     pan,
@@ -572,8 +614,11 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
   distortvol = applyGainCurve(distortvol);
   delay = applyGainCurve(delay);
   velocity = applyGainCurve(velocity);
+  tremolodepth = applyGainCurve(tremolodepth);
   gain *= velocity; // velocity currently only multiplies with gain. it might do other things in the future
 
+  const end = t + hapDuration;
+  const endWithRelease = end + release;
   const chainID = Math.round(Math.random() * 1000000);
 
   // oldest audio nodes will be destroyed if maximum polyphony is exceeded
@@ -633,6 +678,14 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
   // gain stage
   chain.push(gainNode(gain));
 
+  if (shape != null) {
+    const shaper = new WaveShaperNode(ac);
+    shaper.curve = makeSaturationCurve(shape, ac.sampleRate, shapetype);
+    const shapeGain = new GainNode(ac, { gain: shapevol });
+    chain.push(shaper);
+    chain.push(shapeGain);
+  }
+
   //filter
   const ftype = getFilterType(value.ftype);
   if (cutoff !== undefined) {
@@ -648,7 +701,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
         lprelease,
         lpenv,
         t,
-        t + hapDuration,
+        end,
         fanchor,
         ftype,
         drive,
@@ -672,7 +725,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
         hprelease,
         hpenv,
         t,
-        t + hapDuration,
+        end,
         fanchor,
       );
     chain.push(hp());
@@ -683,20 +736,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
 
   if (bandf !== undefined) {
     let bp = () =>
-      createFilter(
-        ac,
-        'bandpass',
-        bandf,
-        bandq,
-        bpattack,
-        bpdecay,
-        bpsustain,
-        bprelease,
-        bpenv,
-        t,
-        t + hapDuration,
-        fanchor,
-      );
+      createFilter(ac, 'bandpass', bandf, bandq, bpattack, bpdecay, bpsustain, bprelease, bpenv, t, end, fanchor);
     chain.push(bp());
     if (ftype === '24db') {
       chain.push(bp());
@@ -711,9 +751,35 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
   // effects
   coarse !== undefined && chain.push(getWorklet(ac, 'coarse-processor', { coarse }));
   crush !== undefined && chain.push(getWorklet(ac, 'crush-processor', { crush }));
-  shape !== undefined && chain.push(getWorklet(ac, 'shape-processor', { shape, postgain: shapevol }));
   distort !== undefined && chain.push(getWorklet(ac, 'distort-processor', { distort, postgain: distortvol }));
 
+  if (tremolosync != null) {
+    tremolo = cps * tremolosync;
+  }
+
+  if (tremolo !== undefined) {
+    // Allow clipping of modulator for more dynamic possiblities, and to prevent speaker overload
+    // EX:  a triangle waveform will clip like this /-\ when the depth is above 1
+    const gain = Math.max(1 - tremolodepth, 0);
+    const amGain = new GainNode(ac, { gain });
+
+    const time = cycle / cps;
+    const lfo = getLfo(ac, t, endWithRelease, {
+      skew: tremoloskew ?? (tremoloshape != null ? 0.5 : 1),
+      frequency: tremolo,
+      depth: tremolodepth,
+      time,
+      dcoffset: 0,
+      shape: tremoloshape,
+      phaseoffset: tremolophase,
+      min: 0,
+      max: 1,
+      curve: 1.5,
+    });
+    lfo.connect(amGain.gain);
+    chain.push(amGain);
+  }
+
   compressorThreshold !== undefined &&
     chain.push(
       getCompressor(ac, compressorThreshold, compressorRatio, compressorKnee, compressorAttack, compressorRelease),
@@ -727,7 +793,7 @@ export const superdough = async (value, t, hapDuration, cps = 0.5) => {
   }
   // phaser
   if (phaser !== undefined && phaserdepth > 0) {
-    const phaserFX = getPhaser(t, t + hapDuration, phaser, phaserdepth, phasercenter, phasersweep);
+    const phaserFX = getPhaser(t, endWithRelease, phaser, phaserdepth, phasercenter, phasersweep);
     chain.push(phaserFX);
   }
 

packages/superdough/synth.mjs

@@ -9,12 +9,13 @@ import {
   getVibratoOscillator,
   webAudioTimeout,
   getWorklet,
+  makeSaturationCurve,
 } from './helpers.mjs';
 import { getNoiseMix, getNoiseOscillator } from './noise.mjs';
 
-const getFrequencyFromValue = (value) => {
+const getFrequencyFromValue = (value, defaultNote = 36) => {
   let { note, freq } = value;
-  note = note || 36;
+  note = note || defaultNote;
   if (typeof note === 'string') {
     note = noteToMidi(note); // e.g. c3 => 48
   }
@@ -84,6 +85,75 @@ export function registerSynthSounds() {
       { type: 'synth', prebake: true },
     );
   });
+
+  registerSound(
+    '909bd',
+    (t, value, onended) => {
+      const { duration, decay = 0.5, pdecay = 0.5, penv = 36, clip } = value;
+      const ctx = getAudioContext();
+      const attackhold = 0.02;
+      const noiselvl = 1.2;
+      const noisedecay = 0.025;
+      const mixGain = 1;
+
+      const o = ctx.createOscillator();
+      o.type = 'triangle';
+      o.frequency.value = getFrequencyFromValue(value, 29);
+      o.detune.setValueAtTime(penv * 100, 0);
+      o.detune.setValueAtTime(penv * 100, t);
+      o.detune.exponentialRampToValueAtTime(0.001, t + pdecay);
+      const g = gainNode(1);
+      g.gain.setValueAtTime(1, t + attackhold);
+      g.gain.exponentialRampToValueAtTime(0.001, t + attackhold + decay);
+      o.start(t);
+
+      const noise = getNoiseOscillator('brown', t, 2);
+      const noiseGain = gainNode(1);
+      noiseGain.gain.setValueAtTime(noiselvl, t);
+      noiseGain.gain.exponentialRampToValueAtTime(0.001, t + noisedecay);
+
+      const sat = new WaveShaperNode(ctx);
+      // tri to sine diode shaper emulation
+      sat.curve = makeSaturationCurve(2, ctx.sampleRate, 1);
+
+      const mix = gainNode(mixGain);
+
+      o.onended = () => {
+        o.disconnect();
+        g.disconnect();
+        sat.disconnect();
+        noise.node.disconnect();
+        noiseGain.disconnect();
+        mix.disconnect();
+        onended();
+      };
+
+      const node = o.connect(sat).connect(g).connect(mix);
+      noise.node.connect(noiseGain).connect(mix);
+
+      const holdEnd = t + decay;
+      let end = holdEnd + 0.01;
+      if (clip != null) {
+        end = Math.min(t + clip * duration, end);
+      }
+
+      // prevent clicking
+      mix.gain.setValueAtTime(mixGain, end - 0.01);
+      mix.gain.linearRampToValueAtTime(0, end);
+
+      o.stop(end);
+      noise.stop(end);
+
+      return {
+        node,
+        stop: (endTime) => {
+          o.stop(endTime);
+        },
+      };
+    },
+    { type: 'synth', prebake: true },
+  );
+
   registerSound(
     'supersaw',
     (begin, value, onended) => {

packages/superdough/util.mjs

@@ -72,3 +72,7 @@ export const getSoundIndex = (n, numSounds) => {
 export function cycleToSeconds(cycle, cps) {
   return cycle / cps;
 }
+
+export function secondsToCycle(t, cps) {
+  return t * cps;
+}

packages/superdough/worklets.mjs

@@ -31,7 +31,7 @@ function polyBlep(phase, dt) {
     return 0;
   }
 }
-
+// The order is important for dough integration
 const waveshapes = {
   tri(phase, skew = 0.5) {
     const x = 1 - skew;
@@ -81,10 +81,12 @@ function getParamValue(block, param) {
   }
   return param[0];
 }
+
 const waveShapeNames = Object.keys(waveshapes);
 class LFOProcessor extends AudioWorkletProcessor {
   static get parameterDescriptors() {
     return [
+      { name: 'begin', defaultValue: 0 },
       { name: 'time', defaultValue: 0 },
       { name: 'end', defaultValue: 0 },
       { name: 'frequency', defaultValue: 0.5 },
@@ -92,7 +94,10 @@ class LFOProcessor extends AudioWorkletProcessor {
       { name: 'depth', defaultValue: 1 },
       { name: 'phaseoffset', defaultValue: 0 },
       { name: 'shape', defaultValue: 0 },
+      { name: 'curve', defaultValue: 1 },
       { name: 'dcoffset', defaultValue: 0 },
+      { name: 'min', defaultValue: 0 },
+      { name: 'max', defaultValue: 1 },
     ];
   }
 
@@ -109,10 +114,14 @@ class LFOProcessor extends AudioWorkletProcessor {
   }
 
   process(inputs, outputs, parameters) {
+    const begin = parameters['begin'][0];
     // eslint-disable-next-line no-undef
     if (currentTime >= parameters.end[0]) {
       return false;
     }
+    if (currentTime <= begin) {
+      return true;
+    }
 
     const output = outputs[0];
     const frequency = parameters['frequency'][0];
@@ -122,7 +131,11 @@ class LFOProcessor extends AudioWorkletProcessor {
     const skew = parameters['skew'][0];
     const phaseoffset = parameters['phaseoffset'][0];
 
+    const curve = parameters['curve'][0];
+
     const dcoffset = parameters['dcoffset'][0];
+    const min = parameters['min'][0];
+    const max = parameters['max'][0];
     const shape = waveShapeNames[parameters['shape'][0]];
 
     const blockSize = output[0].length ?? 0;
@@ -134,8 +147,9 @@ class LFOProcessor extends AudioWorkletProcessor {
     const dt = frequency / sampleRate;
     for (let n = 0; n < blockSize; n++) {
       for (let i = 0; i < output.length; i++) {
-        const modval = (waveshapes[shape](this.phase, skew) + dcoffset) * depth;
-        output[i][n] = modval;
+        let modval = (waveshapes[shape](this.phase, skew) + dcoffset) * depth;
+        modval = Math.pow(modval, curve);
+        output[i][n] = clamp(modval, min, max);
       }
       this.incrementPhase(dt);
     }

packages/webaudio/webaudio.mjs

@@ -17,8 +17,8 @@ const hap2value = (hap) => {
 
 // uses more precise, absolute t if available, see https://github.com/tidalcycles/strudel/pull/1004
 // TODO: refactor output callbacks to eliminate deadline
-export const webaudioOutput = (hap, deadline, hapDuration, cps, t) => {
-  return superdough(hap2value(hap), t, hapDuration, cps);
+export const webaudioOutput = (hap, _deadline, hapDuration, cps, t) => {
+  return superdough(hap2value(hap), t, hapDuration, cps, hap.whole?.begin.valueOf());
 };
 
 export function webaudioRepl(options = {}) {

test/__snapshots__/examples.test.mjs.snap

@@ -8612,54 +8612,51 @@ exports[`runs examples > example "setcpm" example index 0 1`] = `
 
 exports[`runs examples > example "shape" example index 0 1`] = `
 [
-  "[ 0/1 → 1/8 | s:hh shape:0 ]",
-  "[ 0/1 → 1/4 | s:bd shape:0 ]",
-  "[ 1/8 → 1/4 | s:hh shape:0 ]",
-  "[ 1/4 → 3/8 | s:hh shape:0 ]",
-  "[ 1/4 → 1/2 | s:sd shape:0 ]",
-  "[ 3/8 → 1/2 | s:hh shape:0 ]",
-  "[ 1/2 → 5/8 | s:hh shape:0 ]",
-  "[ 5/8 → 3/4 | s:bd shape:0 ]",
-  "[ 5/8 → 3/4 | s:hh shape:0 ]",
-  "[ 3/4 → 7/8 | s:hh shape:0 ]",
-  "[ 3/4 → 1/1 | s:sd shape:0 ]",
-  "[ 7/8 → 1/1 | s:hh shape:0 ]",
-  "[ 1/1 → 9/8 | s:hh shape:0.2 ]",
-  "[ 1/1 → 5/4 | s:bd shape:0.2 ]",
-  "[ 9/8 → 5/4 | s:hh shape:0.2 ]",
-  "[ 5/4 → 11/8 | s:hh shape:0.2 ]",
-  "[ 5/4 → 3/2 | s:sd shape:0.2 ]",
-  "[ 11/8 → 3/2 | s:hh shape:0.2 ]",
-  "[ 3/2 → 13/8 | s:hh shape:0.2 ]",
-  "[ 13/8 → 7/4 | s:bd shape:0.2 ]",
-  "[ 13/8 → 7/4 | s:hh shape:0.2 ]",
-  "[ 7/4 → 15/8 | s:hh shape:0.2 ]",
-  "[ 7/4 → 2/1 | s:sd shape:0.2 ]",
-  "[ 15/8 → 2/1 | s:hh shape:0.2 ]",
-  "[ 2/1 → 17/8 | s:hh shape:0.4 ]",
-  "[ 2/1 → 9/4 | s:bd shape:0.4 ]",
-  "[ 17/8 → 9/4 | s:hh shape:0.4 ]",
-  "[ 9/4 → 19/8 | s:hh shape:0.4 ]",
-  "[ 9/4 → 5/2 | s:sd shape:0.4 ]",
-  "[ 19/8 → 5/2 | s:hh shape:0.4 ]",
-  "[ 5/2 → 21/8 | s:hh shape:0.4 ]",
-  "[ 21/8 → 11/4 | s:bd shape:0.4 ]",
-  "[ 21/8 → 11/4 | s:hh shape:0.4 ]",
-  "[ 11/4 → 23/8 | s:hh shape:0.4 ]",
-  "[ 11/4 → 3/1 | s:sd shape:0.4 ]",
-  "[ 23/8 → 3/1 | s:hh shape:0.4 ]",
-  "[ 3/1 → 25/8 | s:hh shape:0.6 ]",
-  "[ 3/1 → 13/4 | s:bd shape:0.6 ]",
-  "[ 25/8 → 13/4 | s:hh shape:0.6 ]",
-  "[ 13/4 → 27/8 | s:hh shape:0.6 ]",
-  "[ 13/4 → 7/2 | s:sd shape:0.6 ]",
-  "[ 27/8 → 7/2 | s:hh shape:0.6 ]",
-  "[ 7/2 → 29/8 | s:hh shape:0.6 ]",
-  "[ 29/8 → 15/4 | s:bd shape:0.6 ]",
-  "[ 29/8 → 15/4 | s:hh shape:0.6 ]",
-  "[ 15/4 → 31/8 | s:hh shape:0.6 ]",
-  "[ 15/4 → 4/1 | s:sd shape:0.6 ]",
-  "[ 31/8 → 4/1 | s:hh shape:0.6 ]",
+  "[ 0/1 → 1/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 1/4 → 5/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 1/2 → 9/16 | s:909bd shape:2 shapetype:1 ]",
+  "[ 11/16 → 3/4 | s:909bd shape:2 shapetype:1 ]",
+  "[ 7/8 → 15/16 | s:909bd shape:2 shapetype:1 ]",
+  "[ 1/1 → 17/16 | s:909bd shape:4 shapetype:2 ]",
+  "[ 5/4 → 21/16 | s:909bd shape:4 shapetype:2 ]",
+  "[ 3/2 → 25/16 | s:909bd shape:4 shapetype:0 ]",
+  "[ 27/16 → 7/4 | s:909bd shape:4 shapetype:0 ]",
+  "[ 15/8 → 31/16 | s:909bd shape:4 shapetype:0 ]",
+  "[ 2/1 → 33/16 | s:909bd shape:1 shapetype:1 ]",
+  "[ 9/4 → 37/16 | s:909bd shape:1 shapetype:1 ]",
+  "[ 5/2 → 41/16 | s:909bd shape:1 shapetype:2 ]",
+  "[ 43/16 → 11/4 | s:909bd shape:1 shapetype:2 ]",
+  "[ 23/8 → 47/16 | s:909bd shape:1 shapetype:2 ]",
+  "[ 3/1 → 49/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 13/4 → 53/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 7/2 → 57/16 | s:909bd shape:2 shapetype:1 ]",
+  "[ 59/16 → 15/4 | s:909bd shape:2 shapetype:1 ]",
+  "[ 31/8 → 63/16 | s:909bd shape:2 shapetype:1 ]",
+]
+`;
+
+exports[`runs examples > example "shapetype" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 1/4 → 5/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 1/2 → 9/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 11/16 → 3/4 | s:909bd shape:2 shapetype:0 ]",
+  "[ 7/8 → 15/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 1/1 → 17/16 | s:909bd shape:2 shapetype:1 ]",
+  "[ 5/4 → 21/16 | s:909bd shape:2 shapetype:1 ]",
+  "[ 3/2 → 25/16 | s:909bd shape:2 shapetype:1 ]",
+  "[ 27/16 → 7/4 | s:909bd shape:2 shapetype:1 ]",
+  "[ 15/8 → 31/16 | s:909bd shape:2 shapetype:1 ]",
+  "[ 2/1 → 33/16 | s:909bd shape:2 shapetype:2 ]",
+  "[ 9/4 → 37/16 | s:909bd shape:2 shapetype:2 ]",
+  "[ 5/2 → 41/16 | s:909bd shape:2 shapetype:2 ]",
+  "[ 43/16 → 11/4 | s:909bd shape:2 shapetype:2 ]",
+  "[ 23/8 → 47/16 | s:909bd shape:2 shapetype:2 ]",
+  "[ 3/1 → 49/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 13/4 → 53/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 7/2 → 57/16 | s:909bd shape:2 shapetype:0 ]",
+  "[ 59/16 → 15/4 | s:909bd shape:2 shapetype:0 ]",
+  "[ 31/8 → 63/16 | s:909bd shape:2 shapetype:0 ]",
 ]
 `;
 
@@ -10110,6 +10107,420 @@ exports[`runs examples > example "transpose" example index 1 1`] = `
 ]
 `;
 
+exports[`runs examples > example "tremolo" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 1/16 → 1/8 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 1/8 → 3/16 | note:d# s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 3/16 → 1/4 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 1/4 → 5/16 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 5/16 → 3/8 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 3/8 → 7/16 | note:d# s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 7/16 → 1/2 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 1/2 → 9/16 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 9/16 → 5/8 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 5/8 → 11/16 | note:d# s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 11/16 → 3/4 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 3/4 → 13/16 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 13/16 → 7/8 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 7/8 → 15/16 | note:d# s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 15/16 → 1/1 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 1/1 → 17/16 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 17/16 → 9/8 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 9/8 → 19/16 | note:d# s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 19/16 → 5/4 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 5/4 → 21/16 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 21/16 → 11/8 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 11/8 → 23/16 | note:d# s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 23/16 → 3/2 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 3/2 → 25/16 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 25/16 → 13/8 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 13/8 → 27/16 | note:d# s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 27/16 → 7/4 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 7/4 → 29/16 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 29/16 → 15/8 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 15/8 → 31/16 | note:d# s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 31/16 → 2/1 | note:d s:supersaw tremolo:2 tremoloskew:0.5 ]",
+  "[ 2/1 → 33/16 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 33/16 → 17/8 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 17/8 → 35/16 | note:d# s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 35/16 → 9/4 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 9/4 → 37/16 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 37/16 → 19/8 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 19/8 → 39/16 | note:d# s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 39/16 → 5/2 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 5/2 → 41/16 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 41/16 → 21/8 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 21/8 → 43/16 | note:d# s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 43/16 → 11/4 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 11/4 → 45/16 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 45/16 → 23/8 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 23/8 → 47/16 | note:d# s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 47/16 → 3/1 | note:d s:supersaw tremolo:100 tremoloskew:0.5 ]",
+  "[ 3/1 → 49/16 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 49/16 → 25/8 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 25/8 → 51/16 | note:d# s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 51/16 → 13/4 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 13/4 → 53/16 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 53/16 → 27/8 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 27/8 → 55/16 | note:d# s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 55/16 → 7/2 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 7/2 → 57/16 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 57/16 → 29/8 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 29/8 → 59/16 | note:d# s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 59/16 → 15/4 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 15/4 → 61/16 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 61/16 → 31/8 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 31/8 → 63/16 | note:d# s:supersaw tremolo:3 tremoloskew:0.5 ]",
+  "[ 63/16 → 4/1 | note:d s:supersaw tremolo:3 tremoloskew:0.5 ]",
+]
+`;
+
+exports[`runs examples > example "tremolodepth" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 1/16 → 1/8 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 1/8 → 3/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 3/16 → 1/4 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 1/4 → 5/16 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 5/16 → 3/8 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 3/8 → 7/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 7/16 → 1/2 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 1/2 → 9/16 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 9/16 → 5/8 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 5/8 → 11/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 11/16 → 3/4 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 3/4 → 13/16 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 13/16 → 7/8 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 7/8 → 15/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 15/16 → 1/1 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 1/1 → 17/16 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 17/16 → 9/8 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 9/8 → 19/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 19/16 → 5/4 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 5/4 → 21/16 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 21/16 → 11/8 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 11/8 → 23/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 23/16 → 3/2 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 3/2 → 25/16 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 25/16 → 13/8 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 13/8 → 27/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 27/16 → 7/4 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 7/4 → 29/16 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 29/16 → 15/8 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 15/8 → 31/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 31/16 → 2/1 | note:a1 s:pulse tremolosync:4 tremolodepth:2 ]",
+  "[ 2/1 → 33/16 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 33/16 → 17/8 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 17/8 → 35/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 35/16 → 9/4 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 9/4 → 37/16 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 37/16 → 19/8 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 19/8 → 39/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 39/16 → 5/2 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 5/2 → 41/16 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 41/16 → 21/8 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 21/8 → 43/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 43/16 → 11/4 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 11/4 → 45/16 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 45/16 → 23/8 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 23/8 → 47/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 47/16 → 3/1 | note:a1 s:pulse tremolosync:4 tremolodepth:0.7 ]",
+  "[ 3/1 → 49/16 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 49/16 → 25/8 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 25/8 → 51/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 51/16 → 13/4 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 13/4 → 53/16 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 53/16 → 27/8 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 27/8 → 55/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 55/16 → 7/2 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 7/2 → 57/16 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 57/16 → 29/8 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 29/8 → 59/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 59/16 → 15/4 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 15/4 → 61/16 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 61/16 → 31/8 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 31/8 → 63/16 | note:a#1 s:pulse tremolosync:4 tremolodepth:1 ]",
+  "[ 63/16 → 4/1 | note:a1 s:pulse tremolosync:4 tremolodepth:1 ]",
+]
+`;
+
+exports[`runs examples > example "tremolophase" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:f s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 1/16 → 1/8 | note:a s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 1/8 → 3/16 | note:c s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 3/16 → 1/4 | note:e s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 1/4 → 5/16 | note:f s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 5/16 → 3/8 | note:a s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 3/8 → 7/16 | note:c s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 7/16 → 1/2 | note:e s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 1/2 → 9/16 | note:f s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 9/16 → 5/8 | note:a s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 5/8 → 11/16 | note:c s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 11/16 → 3/4 | note:e s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 3/4 → 13/16 | note:f s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 13/16 → 7/8 | note:a s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 7/8 → 15/16 | note:c s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 15/16 → 1/1 | note:e s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 1/1 → 17/16 | note:f s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 17/16 → 9/8 | note:a s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 9/8 → 19/16 | note:c s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 19/16 → 5/4 | note:e s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 5/4 → 21/16 | note:f s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 21/16 → 11/8 | note:a s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 11/8 → 23/16 | note:c s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 23/16 → 3/2 | note:e s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 3/2 → 25/16 | note:f s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 25/16 → 13/8 | note:a s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 13/8 → 27/16 | note:c s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 27/16 → 7/4 | note:e s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 7/4 → 29/16 | note:f s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 29/16 → 15/8 | note:a s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 15/8 → 31/16 | note:c s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 31/16 → 2/1 | note:e s:sawtooth tremolosync:4 tremolophase:0.25 ]",
+  "[ 2/1 → 33/16 | note:f s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 33/16 → 17/8 | note:a s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 17/8 → 35/16 | note:c s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 35/16 → 9/4 | note:e s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 9/4 → 37/16 | note:f s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 37/16 → 19/8 | note:a s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 19/8 → 39/16 | note:c s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 39/16 → 5/2 | note:e s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 5/2 → 41/16 | note:f s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 41/16 → 21/8 | note:a s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 21/8 → 43/16 | note:c s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 43/16 → 11/4 | note:e s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 11/4 → 45/16 | note:f s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 45/16 → 23/8 | note:a s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 23/8 → 47/16 | note:c s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 47/16 → 3/1 | note:e s:sawtooth tremolosync:4 tremolophase:0.66 ]",
+  "[ 3/1 → 49/16 | note:f s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 49/16 → 25/8 | note:a s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 25/8 → 51/16 | note:c s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 51/16 → 13/4 | note:e s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 13/4 → 53/16 | note:f s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 53/16 → 27/8 | note:a s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 27/8 → 55/16 | note:c s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 55/16 → 7/2 | note:e s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 7/2 → 57/16 | note:f s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 57/16 → 29/8 | note:a s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 29/8 → 59/16 | note:c s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 59/16 → 15/4 | note:e s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 15/4 → 61/16 | note:f s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 61/16 → 31/8 | note:a s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 31/8 → 63/16 | note:c s:sawtooth tremolosync:4 tremolophase:0 ]",
+  "[ 63/16 → 4/1 | note:e s:sawtooth tremolosync:4 tremolophase:0 ]",
+]
+`;
+
+exports[`runs examples > example "tremoloshape" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:f tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 1/16 → 1/8 | note:g tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 1/8 → 3/16 | note:c tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 3/16 → 1/4 | note:d tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 1/4 → 5/16 | note:f tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 5/16 → 3/8 | note:g tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 3/8 → 7/16 | note:c tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 7/16 → 1/2 | note:d tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 1/2 → 9/16 | note:f tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 9/16 → 5/8 | note:g tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 5/8 → 11/16 | note:c tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 11/16 → 3/4 | note:d tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 3/4 → 13/16 | note:f tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 13/16 → 7/8 | note:g tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 7/8 → 15/16 | note:c tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 15/16 → 1/1 | note:d tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 1/1 → 17/16 | note:f tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 17/16 → 9/8 | note:g tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 9/8 → 19/16 | note:c tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 19/16 → 5/4 | note:d tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 5/4 → 21/16 | note:f tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 21/16 → 11/8 | note:g tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 11/8 → 23/16 | note:c tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 23/16 → 3/2 | note:d tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 3/2 → 25/16 | note:f tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 25/16 → 13/8 | note:g tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 13/8 → 27/16 | note:c tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 27/16 → 7/4 | note:d tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 7/4 → 29/16 | note:f tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 29/16 → 15/8 | note:g tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 15/8 → 31/16 | note:c tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 31/16 → 2/1 | note:d tremolosync:4 tremoloshape:tri s:sawtooth ]",
+  "[ 2/1 → 33/16 | note:f tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 33/16 → 17/8 | note:g tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 17/8 → 35/16 | note:c tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 35/16 → 9/4 | note:d tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 9/4 → 37/16 | note:f tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 37/16 → 19/8 | note:g tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 19/8 → 39/16 | note:c tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 39/16 → 5/2 | note:d tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 5/2 → 41/16 | note:f tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 41/16 → 21/8 | note:g tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 21/8 → 43/16 | note:c tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 43/16 → 11/4 | note:d tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 11/4 → 45/16 | note:f tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 45/16 → 23/8 | note:g tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 23/8 → 47/16 | note:c tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 47/16 → 3/1 | note:d tremolosync:4 tremoloshape:square s:sawtooth ]",
+  "[ 3/1 → 49/16 | note:f tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 49/16 → 25/8 | note:g tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 25/8 → 51/16 | note:c tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 51/16 → 13/4 | note:d tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 13/4 → 53/16 | note:f tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 53/16 → 27/8 | note:g tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 27/8 → 55/16 | note:c tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 55/16 → 7/2 | note:d tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 7/2 → 57/16 | note:f tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 57/16 → 29/8 | note:g tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 29/8 → 59/16 | note:c tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 59/16 → 15/4 | note:d tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 15/4 → 61/16 | note:f tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 61/16 → 31/8 | note:g tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 31/8 → 63/16 | note:c tremolosync:4 tremoloshape:sine s:sawtooth ]",
+  "[ 63/16 → 4/1 | note:d tremolosync:4 tremoloshape:sine s:sawtooth ]",
+]
+`;
+
+exports[`runs examples > example "tremoloskew" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 1/16 → 1/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 1/8 → 3/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 3/16 → 1/4 | note:e s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 1/4 → 5/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 5/16 → 3/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 3/8 → 7/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 7/16 → 1/2 | note:e s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 1/2 → 9/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 9/16 → 5/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 5/8 → 11/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 11/16 → 3/4 | note:e s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 3/4 → 13/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 13/16 → 7/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 7/8 → 15/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 15/16 → 1/1 | note:e s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 1/1 → 17/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 17/16 → 9/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 9/8 → 19/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 19/16 → 5/4 | note:e s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 5/4 → 21/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 21/16 → 11/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 11/8 → 23/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 23/16 → 3/2 | note:e s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 3/2 → 25/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 25/16 → 13/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 13/8 → 27/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 27/16 → 7/4 | note:e s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 7/4 → 29/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 29/16 → 15/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 15/8 → 31/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 31/16 → 2/1 | note:e s:sawtooth tremolosync:4 tremoloskew:0 ]",
+  "[ 2/1 → 33/16 | note:f s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 33/16 → 17/8 | note:a s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 17/8 → 35/16 | note:c s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 35/16 → 9/4 | note:e s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 9/4 → 37/16 | note:f s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 37/16 → 19/8 | note:a s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 19/8 → 39/16 | note:c s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 39/16 → 5/2 | note:e s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 5/2 → 41/16 | note:f s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 41/16 → 21/8 | note:a s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 21/8 → 43/16 | note:c s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 43/16 → 11/4 | note:e s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 11/4 → 45/16 | note:f s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 45/16 → 23/8 | note:a s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 23/8 → 47/16 | note:c s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 47/16 → 3/1 | note:e s:sawtooth tremolosync:4 tremoloskew:1 ]",
+  "[ 3/1 → 49/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 49/16 → 25/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 25/8 → 51/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 51/16 → 13/4 | note:e s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 13/4 → 53/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 53/16 → 27/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 27/8 → 55/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 55/16 → 7/2 | note:e s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 7/2 → 57/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 57/16 → 29/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 29/8 → 59/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 59/16 → 15/4 | note:e s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 15/4 → 61/16 | note:f s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 61/16 → 31/8 | note:a s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 31/8 → 63/16 | note:c s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+  "[ 63/16 → 4/1 | note:e s:sawtooth tremolosync:4 tremoloskew:0.5 ]",
+]
+`;
+
+exports[`runs examples > example "tremolosync" example index 0 1`] = `
+[
+  "[ 0/1 → 1/16 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 1/16 → 1/8 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 1/8 → 3/16 | note:d# s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 3/16 → 1/4 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 1/4 → 5/16 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 5/16 → 3/8 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 3/8 → 7/16 | note:d# s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 7/16 → 1/2 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 1/2 → 9/16 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 9/16 → 5/8 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 5/8 → 11/16 | note:d# s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 11/16 → 3/4 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 3/4 → 13/16 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 13/16 → 7/8 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 7/8 → 15/16 | note:d# s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 15/16 → 1/1 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 1/1 → 17/16 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 17/16 → 9/8 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 9/8 → 19/16 | note:d# s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 19/16 → 5/4 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 5/4 → 21/16 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 21/16 → 11/8 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 11/8 → 23/16 | note:d# s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 23/16 → 3/2 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 3/2 → 25/16 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 25/16 → 13/8 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 13/8 → 27/16 | note:d# s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 27/16 → 7/4 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 7/4 → 29/16 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 29/16 → 15/8 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 15/8 → 31/16 | note:d# s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 31/16 → 2/1 | note:d s:supersaw tremolosync:4 tremoloskew:0.5 ]",
+  "[ 2/1 → 33/16 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 33/16 → 17/8 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 17/8 → 35/16 | note:d# s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 35/16 → 9/4 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 9/4 → 37/16 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 37/16 → 19/8 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 19/8 → 39/16 | note:d# s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 39/16 → 5/2 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 5/2 → 41/16 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 41/16 → 21/8 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 21/8 → 43/16 | note:d# s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 43/16 → 11/4 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 11/4 → 45/16 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 45/16 → 23/8 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 23/8 → 47/16 | note:d# s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 47/16 → 3/1 | note:d s:supersaw tremolosync:4 tremoloskew:0 ]",
+  "[ 3/1 → 49/16 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 49/16 → 25/8 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 25/8 → 51/16 | note:d# s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 51/16 → 13/4 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 13/4 → 53/16 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 53/16 → 27/8 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 27/8 → 55/16 | note:d# s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 55/16 → 7/2 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 7/2 → 57/16 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 57/16 → 29/8 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 29/8 → 59/16 | note:d# s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 59/16 → 15/4 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 15/4 → 61/16 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 61/16 → 31/8 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 31/8 → 63/16 | note:d# s:supersaw tremolosync:4 tremoloskew:1 ]",
+  "[ 63/16 → 4/1 | note:d s:supersaw tremolosync:4 tremoloskew:1 ]",
+]
+`;
+
 exports[`runs examples > example "tri" example index 0 1`] = `
 [
   "[ 0/1 → 1/8 | note:C3 ]",

website/public/EmuSP12.json

@@ -1,17 +0,0 @@
-{
-"_base": "https://raw.githubusercontent.com/ritchse/tidal-drum-machines/main/machines/EmuSP12/",
-"bd": ["emusp12-bd/Bassdrum-01.wav","emusp12-bd/Bassdrum-02.wav","emusp12-bd/Bassdrum-03.wav","emusp12-bd/Bassdrum-04.wav","emusp12-bd/Bassdrum-05.wav","emusp12-bd/Bassdrum-06.wav","emusp12-bd/Bassdrum-07.wav","emusp12-bd/Bassdrum-08.wav","emusp12-bd/Bassdrum-09.wav","emusp12-bd/Bassdrum-10.wav","emusp12-bd/Bassdrum-11.wav","emusp12-bd/Bassdrum-12.wav","emusp12-bd/Bassdrum-13.wav","emusp12-bd/Bassdrum-14.wav"],
-"cb": ["emusp12-cb/Cowbell.wav"],
-"cp": ["emusp12-cp/Clap.wav"],
-"cr": ["emusp12-cr/Crash.wav"],
-"hh": ["emusp12-hh/Hat Closed-01.wav","emusp12-hh/Hat Closed-02.wav"],
-"ht": ["emusp12-ht/Tom H-01.wav","emusp12-ht/Tom H-02.wav","emusp12-ht/Tom H-03.wav","emusp12-ht/Tom H-04.wav","emusp12-ht/Tom H-05.wav","emusp12-ht/Tom H-06.wav"],
-"lt": ["emusp12-lt/Tom L-01.wav","emusp12-lt/Tom L-02.wav","emusp12-lt/Tom L-03.wav","emusp12-lt/Tom L-04.wav","emusp12-lt/Tom L-05.wav","emusp12-lt/Tom L-06.wav"],
-"misc": ["emusp12-misc/Metal-01.wav","emusp12-misc/Metal-02.wav","emusp12-misc/Metal-03.wav","emusp12-misc/Scratch.wav","emusp12-misc/Shot-01.wav","emusp12-misc/Shot-02.wav","emusp12-misc/Shot-03.wav"],
-"mt": ["emusp12-mt/Tom M-01.wav","emusp12-mt/Tom M-02.wav","emusp12-mt/Tom M-03.wav","emusp12-mt/Tom M-05.wav"],
-"oh": ["emusp12-oh/Hhopen1.wav"],
-"perc": ["emusp12-perc/Blow1.wav"],
-"rd": ["emusp12-rd/Ride.wav"],
-"rim": ["emusp12-rim/zRim Shot-01.wav","emusp12-rim/zRim Shot-02.wav"],
-"sd": ["emusp12-sd/Snaredrum-01.wav","emusp12-sd/Snaredrum-02.wav","emusp12-sd/Snaredrum-03.wav","emusp12-sd/Snaredrum-04.wav","emusp12-sd/Snaredrum-05.wav","emusp12-sd/Snaredrum-06.wav","emusp12-sd/Snaredrum-07.wav","emusp12-sd/Snaredrum-08.wav","emusp12-sd/Snaredrum-09.wav","emusp12-sd/Snaredrum-10.wav","emusp12-sd/Snaredrum-11.wav","emusp12-sd/Snaredrum-12.wav","emusp12-sd/Snaredrum-13.wav","emusp12-sd/Snaredrum-14.wav","emusp12-sd/Snaredrum-15.wav","emusp12-sd/Snaredrum-16.wav","emusp12-sd/Snaredrum-17.wav","emusp12-sd/Snaredrum-18.wav","emusp12-sd/Snaredrum-19.wav","emusp12-sd/Snaredrum-20.wav","emusp12-sd/Snaredrum-21.wav"]
-} 

website/src/pages/learn/effects.mdx

@@ -57,6 +57,34 @@ Each filter has 2 parameters:
 
 <JsDoc client:idle name="vowel" h={0} />
 
+# Amplitude Modulation
+
+Amplitude modulation changes the amplitude (gain) periodically over time.
+
+## am
+
+<JsDoc client:idle name="am" h={0} />
+
+## tremolosync
+
+<JsDoc client:idle name="tremolosync" h={0} />
+
+## tremolodepth
+
+<JsDoc client:idle name="tremolodepth" h={0} />
+
+## tremoloskew
+
+<JsDoc client:idle name="tremoloskew" h={0} />
+
+## tremolophase
+
+<JsDoc client:idle name="tremolophase" h={0} />
+
+## tremoloshape
+
+<JsDoc client:idle name="tremoloshape" h={0} />
+
 # Amplitude Envelope
 
 The amplitude [envelope](<https://en.wikipedia.org/wiki/Envelope_(music)>) controls the dynamic contour of a sound.

website/src/repl/prebake.mjs

@@ -28,7 +28,10 @@ export async function prebake() {
       prebake: true,
       tag: 'drum-machines',
     }),
-    samples(`${baseNoTrailing}/EmuSP12.json`, undefined, { prebake: true, tag: 'drum-machines' }),
+    samples(`https://raw.githubusercontent.com/tidalcycles/uzu-drumkit/main/strudel.json`, undefined, {
+      prebake: true,
+      tag: 'drum-machines',
+    }),
     samples(`${baseNoTrailing}/mridangam.json`, undefined, { prebake: true, tag: 'drum-machines' }),
     samples(
       {