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group soundfonts into readable names

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This commit is contained in:
Felix Roos 2023-03-16 12:23:58 +01:00
parent f788d347ec
commit a688061616
3 changed files with 1796 additions and 17 deletions
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11
packages/soundfonts/fontloader.mjs
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@ -1,6 +1,6 @@
import { toMidi } from '@strudel.cycles/core';
import { getAudioContext, registerSound, getEnvelope } from '@strudel.cycles/webaudio';
import { instruments } from './list.mjs';
import gm from './gm.mjs';
let loadCache = {};
async function loadFont(name) {
@ -117,14 +117,15 @@ async function getBuffer(zone, audioContext) {
}
export function registerSoundfonts() {
instruments.forEach((instrument) => {
Object.entries(gm).forEach(([name, fonts]) => {
registerSound(
instrument,
name,
async (time, value, onended) => {
const { note, n } = value;
const { note = 'c3', n = 0 } = value;
const { attack = 0.001, decay = 0.001, sustain = 1, release = 0.001 } = value;
const font = fonts[n % fonts.length];
const ctx = getAudioContext();
const bufferSource = await getFontBufferSource(instrument, note || n, ctx);
const bufferSource = await getFontBufferSource(font, note, ctx);
bufferSource.start(time);
const { node: envelope, stop: releaseEnvelope } = getEnvelope(attack, decay, sustain, release, 0.3, time);
bufferSource.connect(envelope);