2023-01-03 22:17:44 +01:00

34 lines
1.3 KiB
JavaScript

import { Pattern, toMidi, valueToMidi } from '@strudel.cycles/core';
import { samples } from '@strudel.cycles/webaudio';
export async function prebake() {
const { BASE_URL = '/' } = import.meta.env;
// https://archive.org/details/SalamanderGrandPianoV3
// License: CC-by http://creativecommons.org/licenses/by/3.0/ Author: Alexander Holm
return await Promise.all([
samples(`${BASE_URL}piano.json`, `${BASE_URL}piano/`),
// https://github.com/sgossner/VCSL/
// https://api.github.com/repositories/126427031/contents/
// LICENSE: CC0 general-purpose
samples(`${BASE_URL}vcsl.json`, 'github:sgossner/VCSL/master/'),
samples(`${BASE_URL}tidal-drum-machines.json`, 'github:ritchse/tidal-drum-machines/main/machines/'),
samples(`${BASE_URL}EmuSP12.json`, `${BASE_URL}EmuSP12/`),
// samples('github:tidalcycles/Dirt-Samples/master'),
]);
}
const maxPan = toMidi('C8');
const panwidth = (pan, width) => pan * width + (1 - width) / 2;
Pattern.prototype.piano = function () {
return this.clip(1)
.s('piano')
.release(0.1)
.fmap((value) => {
const midi = valueToMidi(value);
// pan by pitch
const pan = panwidth(Math.min(Math.round(midi) / maxPan, 1), 0.5);
return { ...value, pan: (value.pan || 1) * pan };
});
};