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Jade (Rose) Rowland 2024-03-03 01:23:08 -05:00
parent 7383dca9ee
commit 7f60a9e52b
1 changed files with 27 additions and 7 deletions
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34
packages/superdough/worklets.mjs
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@ -145,9 +145,10 @@ const polySaw = (t, dt) => {
class BetterOscillatorProcessor extends AudioWorkletProcessor {
constructor() {
super();
this.phase = 0;
this.phase = [];
this.sync_phase = 0;
this.prev_sync_phase = 0;
this.adj = [];
}
static get parameterDescriptors() {
return [
@ -204,18 +205,37 @@ class BetterOscillatorProcessor extends AudioWorkletProcessor {
return false;
}
const frequency = params.frequency[0];
const dt = frequency / sampleRate;
const output = outputs[0];
const numSaws = 7;
const detune = 0.5;
const spread = 0.5;
for (let n = 0; n < numSaws; n++) {
this.adj[n] = 0;
if (n > 0) {
this.adj[n] = n % 2 === 1 ? n * detune : -((n - 1) * detune);
}
}
for (let i = 0; i < output[0].length; i++) {
const out = polySaw(this.phase, frequency / sampleRate);
output[0][i] = out;
let out = 0;
for (let n = 0; n < numSaws; n++) {
const freq = frequency + this.adj[n];
const dt = freq / sampleRate;
this.phase += dt;
out = out + polySaw(this.phase[n], freq / sampleRate);
if (this.phase > 1.0) {
this.phase = this.phase - 1;
this.phase[n] = this.phase[n] ?? Math.random();
this.phase[n] += dt;
if (this.phase[n] > 1.0) {
this.phase[n] = this.phase[n] - 1;
}
}
output[0][i] = out;
}
return true;