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Jade (Rose) Rowland 2025-05-27 17:35:35 +02:00
parent 366637026b
commit 63f4f202f1
3 changed files with 17 additions and 23 deletions
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2
packages/superdough/superdough.mjs
View file

@ -580,7 +580,7 @@ export const superdough = async (value, t, hapDuration, cps) => {
// get source AudioNode // get source AudioNode
let sourceNode; let sourceNode;
if (source) { if (source) {
sourceNode = source(t, value, hapDuration,cps); sourceNode = source(t, value, hapDuration, cps);
} else if (getSound(s)) { } else if (getSound(s)) {
const { onTrigger } = getSound(s); const { onTrigger } = getSound(s);
const onEnded = () => { const onEnded = () => {

10
packages/superdough/synth.mjs
View file

@ -147,13 +147,9 @@ export function registerSynthSounds() {
registerSound( registerSound(
'bytebeat', 'bytebeat',
(begin, value, onended) => { (begin, value, onended) => {
const defaultBeats = [ const defaultBeats = ['(t%255 >= t/255%255)*255', '(t*(t*8%60 <= 300)|(-t)*(t*4%512 < 256))+t/400', 't'];
'(t%255 >= t/255%255)*255', const { n } = value;
'(t*(t*8%60 <= 300)|(-t)*(t*4%512 < 256))+t/400', const { byteBeatExpression = defaultBeats[n % defaultBeats.length] } = value;
't',
]
const { n } = value
const { byteBeatExpression = defaultBeats[n % defaultBeats.length] } = value
const ac = getAudioContext(); const ac = getAudioContext();
let { duration } = value; let { duration } = value;

28
packages/superdough/worklets.mjs
View file

@ -767,11 +767,12 @@ class ByteBeatProcessor extends AudioWorkletProcessor {
super(); super();
this.codeText = '0'; this.codeText = '0';
this.port.onmessage = (event) => { this.port.onmessage = (event) => {
this.codeText = event.data
this.codeText = event.data.trim().replace( .trim()
/^eval\(unescape\(escape(?:`|\('|\("|\(`)(.*?)(?:`|'\)|"\)|`\)).replace\(\/u\(\.\.\)\/g,["'`]\$1%["'`]\)\)\)$/, .replace(
(match, m1) => unescape(escape(m1).replace(/u(..)/g, '$1%'))); /^eval\(unescape\(escape(?:`|\('|\("|\(`)(.*?)(?:`|'\)|"\)|`\)).replace\(\/u\(\.\.\)\/g,["'`]\$1%["'`]\)\)\)$/,
(match, m1) => unescape(escape(m1).replace(/u(..)/g, '$1%')),
);
}; };
this.virtualRate = 112600; // target sample rate this.virtualRate = 112600; // target sample rate
// this.nativeRate = sampleRate; // actual context rate, e.g., 48000 // this.nativeRate = sampleRate; // actual context rate, e.g., 48000
@ -820,33 +821,30 @@ class ByteBeatProcessor extends AudioWorkletProcessor {
return false; return false;
} }
if (this.t == null) { if (this.t == null) {
this.t = params.begin[0] * this.virtualRate this.t = params.begin[0] * this.virtualRate;
} }
let codeText = this.codeText; let codeText = this.codeText;
this.func = Function('t', 'return ' + codeText); this.func = Function('t', 'return ' + codeText);
const output = outputs[0]; const output = outputs[0];
const tIncrement = this.virtualRate / sampleRate const tIncrement = this.virtualRate / sampleRate;
for (let i = 0; i < output[0].length; i++) { for (let i = 0; i < output[0].length; i++) {
let t = Math.floor(this.t) let t = Math.floor(this.t);
const detune = getParamValue(i, params.detune); const detune = getParamValue(i, params.detune);
const freq = applySemitoneDetuneToFrequency(getParamValue(i, params.frequency), detune / 100); const freq = applySemitoneDetuneToFrequency(getParamValue(i, params.frequency), detune / 100);
t = t / (this.virtualRate / 256) * freq t = (t / (this.virtualRate / 256)) * freq;
const funcValue = this.func(t) const funcValue = this.func(t);
let signal = (funcValue & 255) / 127.5 - 1 let signal = (funcValue & 255) / 127.5 - 1;
const out = signal; const out = signal;
for (let c = 0; c < output.length; c++) { for (let c = 0; c < output.length; c++) {
output[c][i] = out; output[c][i] = out;
} }
this.t = this.t + tIncrement this.t = this.t + tIncrement;
} }
return true; // keep the audio processing going return true; // keep the audio processing going
} }
} }