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max poly

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Jade (Rose) Rowland 2025-03-30 01:35:25 -04:00
parent e55b7c6ce3
commit 8962e5a4f0
3 changed files with 26 additions and 25 deletions
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46
packages/superdough/superdough.mjs
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@ -14,6 +14,10 @@ import { map } from 'nanostores';
import { logger } from './logger.mjs'; import { logger } from './logger.mjs';
import { loadBuffer } from './sampler.mjs'; import { loadBuffer } from './sampler.mjs';
let maxPolyphony = 128;
export function setMaxPolyphony(polyphony) {
maxPolyphony = polyphony;
}
export const soundMap = map(); export const soundMap = map();
export function registerSound(key, onTrigger, data = {}) { export function registerSound(key, onTrigger, data = {}) {
@ -162,7 +166,8 @@ function loadWorklets() {
// this function should be called on first user interaction (to avoid console warning) // this function should be called on first user interaction (to avoid console warning)
export async function initAudio(options = {}) { export async function initAudio(options = {}) {
const { disableWorklets = false } = options; const { disableWorklets = false, polyphony = maxPolyphony } = options;
setMaxPolyphony(polyphony);
if (typeof window === 'undefined') { if (typeof window === 'undefined') {
return; return;
} }
@ -374,8 +379,7 @@ export function resetGlobalEffects() {
analysersData = {}; analysersData = {};
} }
let allAudioNodeChains = []; let allAudioNodeChains = new Map();
let maxPolyphony = 12;
export const superdough = async (value, t, hapDuration) => { export const superdough = async (value, t, hapDuration) => {
const ac = getAudioContext(); const ac = getAudioContext();
@ -475,30 +479,30 @@ export const superdough = async (value, t, hapDuration) => {
} = value; } = value;
gain = nanFallback(gain, 1); gain = nanFallback(gain, 1);
console.info(allAudioNodeChains.length)
for (let i = 0; i <= allAudioNodeChains.length - maxPolyphony; i++) { const chainID = Math.round(Math.random() * 10000);
const chain = allAudioNodeChains.shift()
chain.forEach(node => node?.disconnect())
}
// if (allAudioNodeChains.length > maxPolyphony) {
// oldest audio nodes will be removed if maximum polyphony is exceeded
// allAudioNodeChains.slice(0, allAudioNodeChains.length - maxPolyphony).flat().forEach((node) => { for (let i = 0; i <= allAudioNodeChains.size - maxPolyphony; i++) {
// node.disconnect(); const ch = allAudioNodeChains.entries().next();
// }); const key = ch.value[0];
// console.info(allAudioNodes.length) const chain = ch.value[1];
// } if (key == null) {
continue;
}
chain?.forEach((node) => node?.disconnect());
allAudioNodeChains.delete(key);
}
//music programs/audio gear usually increments inputs/outputs from 1, so imitate that behavior //music programs/audio gear usually increments inputs/outputs from 1, so imitate that behavior
channels = (Array.isArray(channels) ? channels : [channels]).map((ch) => ch - 1); channels = (Array.isArray(channels) ? channels : [channels]).map((ch) => ch - 1);
gain *= velocity; // velocity currently only multiplies with gain. it might do other things in the future gain *= velocity; // velocity currently only multiplies with gain. it might do other things in the future
let audioNodes = [];
// audio nodes that will be disconnected when the source has ended
const onended = () => { const onended = () => {
audioNodes.forEach((n) => n?.disconnect()); const chain = allAudioNodeChains.get(chainID);
chain?.forEach((n) => n?.disconnect());
allAudioNodeChains.delete(chainID);
}; };
if (bank && s) { if (bank && s) {
s = `${bank}_${s}`; s = `${bank}_${s}`;
@ -672,11 +676,7 @@ export const superdough = async (value, t, hapDuration) => {
// connect chain elements together // connect chain elements together
chain.slice(1).reduce((last, current) => last.connect(current), chain[0]); chain.slice(1).reduce((last, current) => last.connect(current), chain[0]);
allAudioNodeChains.set(chainID, [...chain, delaySend, reverbSend, analyserSend]);
// audioNodes = all the node that should be disconnected in onended callback
// this is crucial for performance
audioNodes = chain.concat([delaySend, reverbSend, analyserSend]);
allAudioNodeChains.push(audioNodes)
}; };
export const superdoughTrigger = (t, hap, ct, cps) => { export const superdoughTrigger = (t, hap, ct, cps) => {

4
website/src/repl/useReplContext.jsx
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@ -36,11 +36,11 @@ import './Repl.css';
import { setInterval, clearInterval } from 'worker-timers'; import { setInterval, clearInterval } from 'worker-timers';
import { getMetadata } from '../metadata_parser'; import { getMetadata } from '../metadata_parser';
const { latestCode } = settingsMap.get(); const { latestCode, maxPolyphony } = settingsMap.get();
let modulesLoading, presets, drawContext, clearCanvas, audioReady; let modulesLoading, presets, drawContext, clearCanvas, audioReady;
if (typeof window !== 'undefined') { if (typeof window !== 'undefined') {
audioReady = initAudioOnFirstClick(); audioReady = initAudioOnFirstClick({ maxPolyphony });
modulesLoading = loadModules(); modulesLoading = loadModules();
presets = prebake(); presets = prebake();
drawContext = getDrawContext(); drawContext = getDrawContext();

1
website/src/settings.mjs
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@ -40,6 +40,7 @@ export const defaultSettings = {
audioEngineTarget: audioEngineTargets.webaudio, audioEngineTarget: audioEngineTargets.webaudio,
isButtonRowHidden: false, isButtonRowHidden: false,
isCSSAnimationDisabled: false, isCSSAnimationDisabled: false,
maxPolyphony: 128,
}; };
let search = null; let search = null;