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Remove internal LFO

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This commit is contained in:
Aria 2025-08-28 16:23:40 -05:00
parent 02cd79a6d9
commit d1869c18ba
2 changed files with 3 additions and 7 deletions
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2
packages/superdough/wavetable.mjs
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@ -232,7 +232,7 @@ async function onTriggerSynth(t, value, onended, bank, frameLen) {
const out = ac.createGain(); // we need a separate gain for the cutgroups because firefox... const out = ac.createGain(); // we need a separate gain for the cutgroups because firefox...
node.connect(out); node.connect(out);
let handle = { node: out, bufferSource: source }; let handle = { node: out, bufferSource: source, oscillator: worklet };
let timeoutNode = webAudioTimeout( let timeoutNode = webAudioTimeout(
ac, ac,
() => { () => {

8
packages/superdough/worklets.mjs
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@ -1008,7 +1008,6 @@ class WavetableOscillatorProcessor extends AudioWorkletProcessor {
this.numFrames = this.tables[0].length; this.numFrames = this.tables[0].length;
} }
}; };
this.lfoPhase = 0;
} }
_chooseMip(dphi) { _chooseMip(dphi) {
@ -1183,12 +1182,11 @@ class WavetableOscillatorProcessor extends AudioWorkletProcessor {
for (let i = 0; i < outL.length; i++) { for (let i = 0; i < outL.length; i++) {
const detune = pv(parameters.detune, i); const detune = pv(parameters.detune, i);
const spread = pv(parameters.spread, i) * 0.5 + 0.5; const spread = pv(parameters.spread, i) * 0.5 + 0.5;
const tablePos = pv(parameters.position, i); //Math.sin(2 * Math.PI * this.lfoPhase); const tablePos = pv(parameters.position, i);
// morph across frames
const idx = tablePos * (this.numFrames - 1); const idx = tablePos * (this.numFrames - 1);
const fIdx = idx | 0; const fIdx = idx | 0;
const frac = idx - fIdx; const frac = idx - fIdx;
const warpAmount = 0.5 * Math.sin(2 * Math.PI * this.lfoPhase) + 0.5; // pv(parameters.warp, i); const warpAmount = pv(parameters.warp, i);
const warpMode = pv(parameters.warpMode, i); const warpMode = pv(parameters.warpMode, i);
const voices = pv(parameters.voices, i); const voices = pv(parameters.voices, i);
const gain1 = Math.sqrt(1 - spread); const gain1 = Math.sqrt(1 - spread);
@ -1222,8 +1220,6 @@ class WavetableOscillatorProcessor extends AudioWorkletProcessor {
outR[i] += (s * gainR) / Math.sqrt(voices); outR[i] += (s * gainR) / Math.sqrt(voices);
this.phase[n] = wrapPhase(this.phase[n] + dPhase); this.phase[n] = wrapPhase(this.phase[n] + dPhase);
} }
this.lfoPhase += 1 / sampleRate;
if (this.lfoPhase >= 1) this.lfoPhase -= 1;
} }
return true; return true;
} }