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This commit is contained in:
Jade (Rose) Rowland 2025-05-20 21:45:14 +01:00
parent b8d2d02466
commit 65f1760fad
3 changed files with 11 additions and 18 deletions
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7
packages/superdough/synth.mjs
View file

@ -144,14 +144,13 @@ export function registerSynthSounds() {
{ prebake: true, type: 'synth' },
);
registerSound(
'bytebeat',
(begin, value, onended) => {
const ac = getAudioContext();
let { byteBeatExpression } = value;
let { duration} = value;
let { duration } = value;
const [attack, decay, sustain, release] = getADSRValues(
[value.attack, value.decay, value.sustain, value.release],
'linear',
@ -163,7 +162,6 @@ export function registerSynthSounds() {
ac,
'byte-beat-processor',
{
begin,
end,
},
@ -172,14 +170,13 @@ export function registerSynthSounds() {
},
);
o.port.postMessage(byteBeatExpression);
let envGain = gainNode(1);
envGain = o.connect(envGain);
getParamADSR(envGain.gain, attack, decay, sustain, release, 0, 1, begin, holdend, 'linear');
let timeoutNode = webAudioTimeout(
ac,
() => {

17
packages/superdough/worklets.mjs
View file

@ -762,12 +762,10 @@ class PulseOscillatorProcessor extends AudioWorkletProcessor {
registerProcessor('pulse-oscillator', PulseOscillatorProcessor);
class ByteBeatProcessor extends AudioWorkletProcessor {
constructor() {
super();
this.bb = '0'
this.bb = '0';
this.port.onmessage = (event) => {
this.bb = event.data;
};
@ -801,20 +799,19 @@ class ByteBeatProcessor extends AudioWorkletProcessor {
if (currentTime >= params.end[0]) {
return false;
}
const bb = this.bb
const bb = this.bb;
const f = Function('t', 'return ' + bb)
const f = Function('t', 'return ' + bb);
const output = outputs[0];
for (let i = 0; i < (output[0].length ?? 0); i++) {
let t = currentTime
t *= sampleRate
const signal = ((f(t)&255)/127.5 - 1)/4
let t = currentTime;
t *= sampleRate;
const signal = ((f(t) & 255) / 127.5 - 1) / 4;
for (let o = 0; o < output.length; o++) {
// Combination of both oscillators with envelope applied
output[o][i] = signal
output[o][i] = signal;
}
}