merge

packages/superdough/superdough.mjs

@@ -1,27 +1,176 @@
 /*
 superdough.mjs - <short description TODO>
-Copyright (C) 2022 Strudel contributors - see <https://github.com/tidalcycles/strudel/blob/main/packages/superdough/superdough.mjs>
+Copyright (C) 2022 Strudel contributors - see <https://codeberg.org/uzu/strudel/src/branch/main/packages/superdough/superdough.mjs>
 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/>.
 */
 
 import './feedbackdelay.mjs';
 import './reverb.mjs';
 import './vowel.mjs';
-import { clamp, nanFallback } from './util.mjs';
-import workletsUrl from './worklets.mjs?url';
-import { createFilter, gainNode, getCompressor } from './helpers.mjs';
+import { clamp, nanFallback, _mod, cycleToSeconds } from './util.mjs';
+import workletsUrl from './worklets.mjs?audioworklet';
+import { createFilter, gainNode, getCompressor, getWorklet } from './helpers.mjs';
 import { map } from 'nanostores';
 import { logger } from './logger.mjs';
 import { loadBuffer } from './sampler.mjs';
 
+export const DEFAULT_MAX_POLYPHONY = 128;
+const DEFAULT_AUDIO_DEVICE_NAME = 'System Standard';
+
+let maxPolyphony = DEFAULT_MAX_POLYPHONY;
+
+export function setMaxPolyphony(polyphony) {
+  maxPolyphony = parseInt(polyphony) ?? DEFAULT_MAX_POLYPHONY;
+}
+
+let multiChannelOrbits = false;
+export function setMultiChannelOrbits(bool) {
+  multiChannelOrbits = bool == true;
+}
+
 export const soundMap = map();
 
 export function registerSound(key, onTrigger, data = {}) {
+  key = key.toLowerCase().replace(/\s+/g, '_');
   soundMap.setKey(key, { onTrigger, data });
 }
 
+let gainCurveFunc = (val) => val;
+
+export function applyGainCurve(val) {
+  return gainCurveFunc(val);
+}
+
+export function setGainCurve(newGainCurveFunc) {
+  gainCurveFunc = newGainCurveFunc;
+}
+
+function aliasBankMap(aliasMap) {
+  // Make all bank keys lower case for case insensitivity
+  for (const key in aliasMap) {
+    aliasMap[key.toLowerCase()] = aliasMap[key];
+  }
+
+  // Look through every sound...
+  const soundDictionary = soundMap.get();
+  for (const key in soundDictionary) {
+    // Check if the sound is part of a bank...
+    const [bank, suffix] = key.split('_');
+    if (!suffix) continue;
+
+    // Check if the bank is aliased...
+    const aliasValue = aliasMap[bank];
+    if (aliasValue) {
+      if (typeof aliasValue === 'string') {
+        // Alias a single alias
+        soundDictionary[`${aliasValue}_${suffix}`.toLowerCase()] = soundDictionary[key];
+      } else if (Array.isArray(aliasValue)) {
+        // Alias multiple aliases
+        for (const alias of aliasValue) {
+          soundDictionary[`${alias}_${suffix}`.toLowerCase()] = soundDictionary[key];
+        }
+      }
+    }
+  }
+
+  // Update the sound map!
+  // We need to destructure here to trigger the update
+  soundMap.set({ ...soundDictionary });
+}
+
+async function aliasBankPath(path) {
+  const response = await fetch(path);
+  const aliasMap = await response.json();
+  aliasBankMap(aliasMap);
+}
+
+/**
+ * Register an alias for a bank of sounds.
+ * Optionally accepts a single argument map of bank aliases.
+ * Optionally accepts a single argument string of a path to a JSON file containing bank aliases.
+ * @param {string} bank - The bank to alias
+ * @param {string} alias - The alias to use for the bank
+ */
+export async function aliasBank(...args) {
+  switch (args.length) {
+    case 1:
+      if (typeof args[0] === 'string') {
+        return aliasBankPath(args[0]);
+      } else {
+        return aliasBankMap(args[0]);
+      }
+    case 2:
+      return aliasBankMap({ [args[0]]: args[1] });
+    default:
+      throw new Error('aliasMap expects 1 or 2 arguments, received ' + args.length);
+  }
+}
+
 export function getSound(s) {
-  return soundMap.get()[s];
+  if (typeof s !== 'string') {
+    console.warn(`getSound: expected string got "${s}". fall back to triangle`);
+    return soundMap.get().triangle; // is this good?
+  }
+  return soundMap.get()[s.toLowerCase()];
+}
+
+export const getAudioDevices = async () => {
+  await navigator.mediaDevices.getUserMedia({ audio: true });
+  let mediaDevices = await navigator.mediaDevices.enumerateDevices();
+  mediaDevices = mediaDevices.filter((device) => device.kind === 'audiooutput' && device.deviceId !== 'default');
+  const devicesMap = new Map();
+  devicesMap.set(DEFAULT_AUDIO_DEVICE_NAME, '');
+  mediaDevices.forEach((device) => {
+    devicesMap.set(device.label, device.deviceId);
+  });
+  return devicesMap;
+};
+
+const defaultDefaultValues = {
+  s: 'triangle',
+  gain: 0.8,
+  postgain: 1,
+  density: '.03',
+  ftype: '12db',
+  fanchor: 0,
+  resonance: 1,
+  hresonance: 1,
+  bandq: 1,
+  channels: [1, 2],
+  phaserdepth: 0.75,
+  shapevol: 1,
+  distortvol: 1,
+  delay: 0,
+  byteBeatExpression: '0',
+  delayfeedback: 0.5,
+  delaysync: 3 / 16,
+  orbit: 1,
+  i: 1,
+  velocity: 1,
+  fft: 8,
+};
+
+let defaultControls = new Map(Object.entries(defaultDefaultValues));
+
+export function setDefaultValue(key, value) {
+  defaultControls.set(key, value);
+}
+export function getDefaultValue(key) {
+  return defaultControls.get(key);
+}
+export function setDefaultValues(defaultsobj) {
+  Object.keys(defaultsobj).forEach((key) => {
+    setDefaultValue(key, defaultsobj[key]);
+  });
+}
+export function resetDefaultValues() {
+  defaultControls = new Map(Object.entries(defaultDefaultValues));
+}
+export function setVersionDefaults(version) {
+  resetDefaultValues();
+  if (version === '1.0') {
+    setDefaultValue('fanchor', 0.5);
+  }
 }
 
 export const resetLoadedSounds = () => soundMap.set({});
@@ -37,50 +186,82 @@ export const getAudioContext = () => {
   if (!audioContext) {
     return setDefaultAudioContext();
   }
+
   return audioContext;
 };
 
-let workletsLoading;
-
-function loadWorklets() {
-  if (workletsLoading) {
-    return workletsLoading;
-  }
-  workletsLoading = getAudioContext().audioWorklet.addModule(workletsUrl);
-  return workletsLoading;
+export function getAudioContextCurrentTime() {
+  return getAudioContext().currentTime;
 }
 
-export function getWorklet(ac, processor, params, config) {
-  const node = new AudioWorkletNode(ac, processor, config);
-  Object.entries(params).forEach(([key, value]) => {
-    node.parameters.get(key).value = value;
-  });
-  return node;
+let workletsLoading;
+function loadWorklets() {
+  if (!workletsLoading) {
+    const audioCtx = getAudioContext();
+    workletsLoading = audioCtx.audioWorklet.addModule(workletsUrl);
+  }
+
+  return workletsLoading;
 }
 
 // this function should be called on first user interaction (to avoid console warning)
 export async function initAudio(options = {}) {
-  const { disableWorklets = false } = options;
-  if (typeof window !== 'undefined') {
-    await getAudioContext().resume();
-    if (!disableWorklets) {
-      await loadWorklets().catch((err) => {
-        console.warn('could not load AudioWorklet effects coarse, crush and shape', err);
-      });
-    } else {
-      console.log('disableWorklets: AudioWorklet effects coarse, crush and shape are skipped!');
+  const {
+    disableWorklets = false,
+    maxPolyphony,
+    audioDeviceName = DEFAULT_AUDIO_DEVICE_NAME,
+    multiChannelOrbits = false,
+  } = options;
+
+  setMaxPolyphony(maxPolyphony);
+  setMultiChannelOrbits(multiChannelOrbits);
+  if (typeof window === 'undefined') {
+    return;
+  }
+
+  const audioCtx = getAudioContext();
+
+  if (audioDeviceName != null && audioDeviceName != DEFAULT_AUDIO_DEVICE_NAME) {
+    try {
+      const devices = await getAudioDevices();
+      const id = devices.get(audioDeviceName);
+      const isValidID = (id ?? '').length > 0;
+      if (audioCtx.sinkId !== id && isValidID) {
+        await audioCtx.setSinkId(id);
+      }
+      logger(
+        `[superdough] Audio Device set to ${audioDeviceName}, it might take a few seconds before audio plays on all output channels`,
+      );
+    } catch {
+      logger('[superdough] failed to set audio interface', 'warning');
     }
   }
-}
 
+  await audioCtx.resume();
+  if (disableWorklets) {
+    logger('[superdough]: AudioWorklets disabled with disableWorklets');
+    return;
+  }
+  try {
+    await loadWorklets();
+    logger('[superdough] AudioWorklets loaded');
+  } catch (err) {
+    console.warn('could not load AudioWorklet effects', err);
+  }
+  logger('[superdough] ready');
+}
+let audioReady;
 export async function initAudioOnFirstClick(options) {
-  return new Promise((resolve) => {
-    document.addEventListener('click', async function listener() {
-      await initAudio(options);
-      resolve();
-      document.removeEventListener('click', listener);
+  if (!audioReady) {
+    audioReady = new Promise((resolve) => {
+      document.addEventListener('click', async function listener() {
+        document.removeEventListener('click', listener);
+        await initAudio(options);
+        resolve();
+      });
     });
-  });
+  }
+  return audioReady;
 }
 
 let delays = {};
@@ -114,7 +295,7 @@ export const connectToDestination = (input, channels = [0, 1]) => {
   });
   stereoMix.connect(splitter);
   channels.forEach((ch, i) => {
-    splitter.connect(channelMerger, i % stereoMix.channelCount, clamp(ch, 0, ctx.destination.channelCount - 1));
+    splitter.connect(channelMerger, i % stereoMix.channelCount, ch % ctx.destination.channelCount);
   });
 };
 
@@ -127,7 +308,7 @@ export const panic = () => {
   channelMerger == null;
 };
 
-function getDelay(orbit, delaytime, delayfeedback, t) {
+function getDelay(orbit, delaytime, delayfeedback, t, channels) {
   if (delayfeedback > maxfeedback) {
     //logger(`delayfeedback was clamped to ${maxfeedback} to save your ears`);
   }
@@ -136,7 +317,7 @@ function getDelay(orbit, delaytime, delayfeedback, t) {
     const ac = getAudioContext();
     const dly = ac.createFeedbackDelay(1, delaytime, delayfeedback);
     dly.start?.(t); // for some reason, this throws when audion extension is installed..
-    connectToDestination(dly, [0, 1]);
+    connectToDestination(dly, channels);
     delays[orbit] = dly;
   }
   delays[orbit].delayTime.value !== delaytime && delays[orbit].delayTime.setValueAtTime(delaytime, t);
@@ -144,26 +325,23 @@ function getDelay(orbit, delaytime, delayfeedback, t) {
   return delays[orbit];
 }
 
-// each orbit will have its own lfo
-const phaserLFOs = {};
-function getPhaser(orbit, t, speed = 1, depth = 0.5, centerFrequency = 1000, sweep = 2000) {
-  //gain
+export function getLfo(audioContext, time, end, properties = {}) {
+  return getWorklet(audioContext, 'lfo-processor', {
+    frequency: 1,
+    depth: 1,
+    skew: 0,
+    phaseoffset: 0,
+    time,
+    end,
+    shape: 1,
+    dcoffset: -0.5,
+    ...properties,
+  });
+}
+
+function getPhaser(time, end, frequency = 1, depth = 0.5, centerFrequency = 1000, sweep = 2000) {
   const ac = getAudioContext();
-  const lfoGain = ac.createGain();
-  lfoGain.gain.value = sweep;
-
-  //LFO
-  if (phaserLFOs[orbit] == null) {
-    phaserLFOs[orbit] = ac.createOscillator();
-    phaserLFOs[orbit].frequency.value = speed;
-    phaserLFOs[orbit].type = 'sine';
-    phaserLFOs[orbit].start();
-  }
-
-  phaserLFOs[orbit].connect(lfoGain);
-  if (phaserLFOs[orbit].frequency.value != speed) {
-    phaserLFOs[orbit].frequency.setValueAtTime(speed, t);
-  }
+  const lfoGain = getLfo(ac, time, end, { frequency, depth: sweep * 2 });
 
   //filters
   const numStages = 2; //num of filters in series
@@ -186,16 +364,20 @@ function getPhaser(orbit, t, speed = 1, depth = 0.5, centerFrequency = 1000, swe
   return filterChain[filterChain.length - 1];
 }
 
+function getFilterType(ftype) {
+  ftype = ftype ?? 0;
+  const filterTypes = ['12db', 'ladder', '24db'];
+  return typeof ftype === 'number' ? filterTypes[Math.floor(_mod(ftype, filterTypes.length))] : ftype;
+}
+
 let reverbs = {};
-
 let hasChanged = (now, before) => now !== undefined && now !== before;
-
-function getReverb(orbit, duration, fade, lp, dim, ir) {
+function getReverb(orbit, duration, fade, lp, dim, ir, channels) {
   // If no reverb has been created for a given orbit, create one
   if (!reverbs[orbit]) {
     const ac = getAudioContext();
     const reverb = ac.createReverb(duration, fade, lp, dim, ir);
-    connectToDestination(reverb, [0, 1]);
+    connectToDestination(reverb, channels);
     reverbs[orbit] = reverb;
   }
   if (
@@ -218,11 +400,12 @@ function getReverb(orbit, duration, fade, lp, dim, ir) {
 export let analysers = {},
   analysersData = {};
 
-export function getAnalyserById(id, fftSize = 1024) {
+export function getAnalyserById(id, fftSize = 1024, smoothingTimeConstant = 0.5) {
   if (!analysers[id]) {
     // make sure this doesn't happen too often as it piles up garbage
     const analyserNode = getAudioContext().createAnalyser();
     analyserNode.fftSize = fftSize;
+    analyserNode.smoothingTimeConstant = smoothingTimeConstant;
     // getDestination().connect(analyserNode);
     analysers[id] = analyserNode;
     analysersData[id] = new Float32Array(analysers[id].frequencyBinCount);
@@ -260,8 +443,22 @@ export function resetGlobalEffects() {
   analysersData = {};
 }
 
-export const superdough = async (value, t, hapDuration, cps, cycle) => {
+let activeSoundSources = new Map();
+//music programs/audio gear usually increments inputs/outputs from 1, we need to subtract 1 from the input because the webaudio API channels start at 0
+
+function mapChannelNumbers(channels) {
+  return (Array.isArray(channels) ? channels : [channels]).map((ch) => ch - 1);
+}
+
+export const superdough = async (value, t, hapDuration, cps = 0.5) => {
   const ac = getAudioContext();
+  t = typeof t === 'string' && t.startsWith('=') ? Number(t.slice(1)) : ac.currentTime + t;
+  let { stretch } = value;
+  if (stretch != null) {
+    //account for phase vocoder latency
+    const latency = 0.04;
+    t = t - latency;
+  }
   if (typeof value !== 'object') {
     throw new Error(
       `expected hap.value to be an object, but got "${value}". Hint: append .note() or .s() to the end`,
@@ -272,7 +469,7 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
   // duration is passed as value too..
   value.duration = hapDuration;
   // calculate absolute time
-  t = typeof t === 'string' && t.startsWith('=') ? Number(t.slice(1)) : ac.currentTime + t;
+
   if (t < ac.currentTime) {
     console.warn(
       `[superdough]: cannot schedule sounds in the past (target: ${t.toFixed(2)}, now: ${ac.currentTime.toFixed(2)})`,
@@ -285,15 +482,15 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
     amdepth = 1,
     amskew = 0.5,
     amphase = 0,
-    s = 'triangle',
+    s = getDefaultValue('s'),
     bank,
     source,
-    gain = 0.8,
-    postgain = 1,
-    density = 0.03,
+    gain = getDefaultValue('gain'),
+    postgain = getDefaultValue('postgain'),
+    density = getDefaultValue('density'),
     // filters
-    ftype = '12db',
-    fanchor = 0.5,
+    fanchor = getDefaultValue('fanchor'),
+    drive = 0.69,
     // low pass
     cutoff,
     lpenv,
@@ -301,7 +498,7 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
     lpdecay,
     lpsustain,
     lprelease,
-    resonance = 1,
+    resonance = getDefaultValue('resonance'),
     // high pass
     hpenv,
     hcutoff,
@@ -309,7 +506,7 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
     hpdecay,
     hpsustain,
     hprelease,
-    hresonance = 1,
+    hresonance = getDefaultValue('hresonance'),
     // band pass
     bpenv,
     bandf,
@@ -317,11 +514,11 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
     bpdecay,
     bpsustain,
     bprelease,
-    bandq = 1,
-    channels = [1, 2],
+    bandq = getDefaultValue('bandq'),
+
     //phaser
-    phaser,
-    phaserdepth = 0.75,
+    phaserrate: phaser,
+    phaserdepth = getDefaultValue('phaserdepth'),
     phasersweep,
     phasercenter,
     //
@@ -329,26 +526,26 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
 
     crush,
     shape,
-
-    shapevol = 1,
+    shapevol = getDefaultValue('shapevol'),
     distort,
-    distortvol = 1,
+    distortvol = getDefaultValue('distortvol'),
     pan,
     vowel,
-    delay = 0,
-    delayfeedback = 0.5,
-    delaytime = 0.25,
-    orbit = 1,
+    delay = getDefaultValue('delay'),
+    delayfeedback = getDefaultValue('delayfeedback'),
+    delaysync = getDefaultValue('delaysync'),
+    delaytime,
+    orbit = getDefaultValue('orbit'),
     room,
     roomfade,
     roomlp,
     roomdim,
     roomsize,
     ir,
-    i = 0,
-    velocity = 1,
+    i = getDefaultValue('i'),
+    velocity = getDefaultValue('velocity'),
     analyze, // analyser wet
-    fft = 8, // fftSize 0 - 10
+    fft = getDefaultValue('fft'), // fftSize 0 - 10
     compressor: compressorThreshold,
     compressorRatio,
     compressorKnee,
@@ -356,30 +553,59 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
     compressorRelease,
   } = value;
 
-  gain = nanFallback(gain, 1);
+  delaytime = delaytime ?? cycleToSeconds(delaysync, cps);
 
-  //music programs/audio gear usually increments inputs/outputs from 1, so imitate that behavior
-  channels = (Array.isArray(channels) ? channels : [channels]).map((ch) => ch - 1);
+  const orbitChannels = mapChannelNumbers(
+    multiChannelOrbits && orbit > 0 ? [orbit * 2 - 1, orbit * 2] : getDefaultValue('channels'),
+  );
+  const channels = value.channels != null ? mapChannelNumbers(value.channels) : orbitChannels;
 
+  gain = applyGainCurve(nanFallback(gain, 1));
+  postgain = applyGainCurve(postgain);
+  shapevol = applyGainCurve(shapevol);
+  distortvol = applyGainCurve(distortvol);
+  delay = applyGainCurve(delay);
+  velocity = applyGainCurve(velocity);
   gain *= velocity; // velocity currently only multiplies with gain. it might do other things in the future
-  let toDisconnect = []; // audio nodes that will be disconnected when the source has ended
-  const onended = () => {
-    toDisconnect.forEach((n) => n?.disconnect());
-  };
+
+  const chainID = Math.round(Math.random() * 1000000);
+
+  // oldest audio nodes will be destroyed if maximum polyphony is exceeded
+  for (let i = 0; i <= activeSoundSources.size - maxPolyphony; i++) {
+    const ch = activeSoundSources.entries().next();
+    const source = ch.value[1];
+    const chainID = ch.value[0];
+    const endTime = t + 0.25;
+    source?.node?.gain?.linearRampToValueAtTime(0, endTime);
+    source?.stop?.(endTime);
+    activeSoundSources.delete(chainID);
+  }
+
+  let audioNodes = [];
+
+  if (['-', '~', '_'].includes(s)) {
+    return;
+  }
   if (bank && s) {
     s = `${bank}_${s}`;
+    value.s = s;
   }
 
   // get source AudioNode
   let sourceNode;
   if (source) {
-    sourceNode = source(t, value, hapDuration);
+    sourceNode = source(t, value, hapDuration, cps);
   } else if (getSound(s)) {
     const { onTrigger } = getSound(s);
-    const soundHandle = await onTrigger(t, value, onended);
+    const onEnded = () => {
+      audioNodes.forEach((n) => n?.disconnect());
+      activeSoundSources.delete(chainID);
+    };
+    const soundHandle = await onTrigger(t, value, onEnded);
+
     if (soundHandle) {
       sourceNode = soundHandle.node;
-      soundHandle.stop(t + hapDuration);
+      activeSoundSources.set(chainID, soundHandle);
     }
   } else {
     throw new Error(`sound ${s} not found! Is it loaded?`);
@@ -396,10 +622,13 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
   }
   const chain = []; // audio nodes that will be connected to each other sequentially
   chain.push(sourceNode);
+  stretch !== undefined && chain.push(getWorklet(ac, 'phase-vocoder-processor', { pitchFactor: stretch }));
 
   // gain stage
   chain.push(gainNode(gain));
 
+  //filter
+  const ftype = getFilterType(value.ftype);
   if (cutoff !== undefined) {
     let lp = () =>
       createFilter(
@@ -415,6 +644,8 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
         t,
         t + hapDuration,
         fanchor,
+        ftype,
+        drive,
       );
     chain.push(lp());
     if (ftype === '24db') {
@@ -503,7 +734,7 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
   }
   // phaser
   if (phaser !== undefined && phaserdepth > 0) {
-    const phaserFX = getPhaser(orbit, t, phaser, phaserdepth, phasercenter, phasersweep);
+    const phaserFX = getPhaser(t, t + hapDuration, phaser, phaserdepth, phasercenter, phasersweep);
     chain.push(phaserFX);
   }
 
@@ -515,8 +746,9 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
   // delay
   let delaySend;
   if (delay > 0 && delaytime > 0 && delayfeedback > 0) {
-    const delyNode = getDelay(orbit, delaytime, delayfeedback, t);
-    delaySend = effectSend(post, delyNode, delay);
+    const delayNode = getDelay(orbit, delaytime, delayfeedback, t, orbitChannels);
+    delaySend = effectSend(post, delayNode, delay);
+    audioNodes.push(delaySend);
   }
   // reverb
   let reverbSend;
@@ -532,8 +764,9 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
       }
       roomIR = await loadBuffer(url, ac, ir, 0);
     }
-    const reverbNode = getReverb(orbit, roomsize, roomfade, roomlp, roomdim, roomIR);
+    const reverbNode = getReverb(orbit, roomsize, roomfade, roomlp, roomdim, roomIR, orbitChannels);
     reverbSend = effectSend(post, reverbNode, room);
+    audioNodes.push(reverbSend);
   }
 
   // analyser
@@ -541,14 +774,14 @@ export const superdough = async (value, t, hapDuration, cps, cycle) => {
   if (analyze) {
     const analyserNode = getAnalyserById(analyze, 2 ** (fft + 5));
     analyserSend = effectSend(post, analyserNode, 1);
+    audioNodes.push(analyserSend);
   }
 
   // connect chain elements together
   chain.slice(1).reduce((last, current) => last.connect(current), chain[0]);
-
-  // toDisconnect = all the node that should be disconnected in onended callback
-  // this is crucial for performance
-  toDisconnect = chain.concat([delaySend, reverbSend, analyserSend]);
+  audioNodes = audioNodes.concat(chain);
 };
 
-export const superdoughTrigger = (t, hap, ct, cps) => superdough(hap, t - ct, hap.duration / cps, cps);
+export const superdoughTrigger = (t, hap, ct, cps) => {
+  superdough(hap, t - ct, hap.duration / cps, cps);
+};