fix: move desktopbridge dependency to website
This commit is contained in:
Felix Roos
parent
282f36c47c
commit
328af5f560
7 changed files with 149 additions and 141 deletions
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@ -1,10 +1,10 @@
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import { Invoke } from './utils.mjs';
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import { noteToMidi } from '@strudel.cycles/core';
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import { Pattern, noteToMidi } from '@strudel.cycles/core';
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const ON_MESSAGE = 0x90;
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const OFF_MESSAGE = 0x80;
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export function processMidi(output) {
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Pattern.prototype.midi = function (output) {
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return this.onTrigger((time, hap, currentTime) => {
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const { note, nrpnn, nrpv, ccn, ccv } = hap.value;
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const offset = (time - currentTime) * 1000;
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@ -53,4 +53,4 @@ export function processMidi(output) {
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});
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}
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});
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}
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};
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@ -5,8 +5,136 @@ This program is free software: you can redistribute it and/or modify it under th
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*/
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import { Pattern } from '@strudel.cycles/core';
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import * as webmidihandler from './webmidihandler.mjs';
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import * as midibridge from '../desktopbridge/midibridge.mjs';
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import { isTauri } from '../desktopbridge/utils.mjs';
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import * as _WebMidi from 'webmidi';
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import { isPattern, logger } from '@strudel.cycles/core';
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import { noteToMidi } from '@strudel.cycles/core';
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import { Note } from 'webmidi';
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// if you use WebMidi from outside of this package, make sure to import that instance:
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export const { WebMidi } = _WebMidi;
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Pattern.prototype.midi = isTauri() ? midibridge.processMidi : webmidihandler.processMidi;
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function supportsMidi() {
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return typeof navigator.requestMIDIAccess === 'function';
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}
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function getMidiDeviceNamesString(outputs) {
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return outputs.map((o) => `'${o.name}'`).join(' | ');
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}
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function enableWebMidi(options = {}) {
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const { onReady, onConnected, onDisconnected, onEnabled } = options;
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if (WebMidi.enabled) {
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return;
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}
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if (!supportsMidi()) {
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throw new Error('Your Browser does not support WebMIDI.');
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}
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WebMidi.addListener('connected', () => {
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onConnected?.(WebMidi);
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});
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WebMidi.addListener('enabled', () => {
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onEnabled?.(WebMidi);
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});
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// Reacting when a device becomes unavailable
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WebMidi.addListener('disconnected', (e) => {
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onDisconnected?.(WebMidi, e);
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});
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return new Promise((resolve, reject) => {
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if (WebMidi.enabled) {
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// if already enabled, just resolve WebMidi
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resolve(WebMidi);
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return;
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}
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WebMidi.enable((err) => {
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if (err) {
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reject(err);
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}
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onReady?.(WebMidi);
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resolve(WebMidi);
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});
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});
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}
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// const outputByName = (name: string) => WebMidi.getOutputByName(name);
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const outputByName = (name) => WebMidi.getOutputByName(name);
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// output?: string | number, outputs: typeof WebMidi.outputs
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function getDevice(output, outputs) {
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if (!outputs.length) {
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throw new Error(`🔌 No MIDI devices found. Connect a device or enable IAC Driver.`);
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}
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if (typeof output === 'number') {
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return outputs[output];
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}
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if (typeof output === 'string') {
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return outputByName(output);
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}
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// attempt to default to first IAC device if none is specified
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const IACOutput = outputs.find((output) => output.name.includes('IAC'));
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const device = IACOutput ?? outputs[0];
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if (!device) {
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throw new Error(
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`🔌 MIDI device '${output ? output : ''}' not found. Use one of ${getMidiDeviceNamesString(WebMidi.outputs)}`,
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);
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}
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return IACOutput ?? outputs[0];
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}
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Pattern.prototype.midi = function (output) {
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if (isPattern(output)) {
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throw new Error(
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`.midi does not accept Pattern input. Make sure to pass device name with single quotes. Example: .midi('${
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WebMidi.outputs?.[0]?.name || 'IAC Driver Bus 1'
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}')`,
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);
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}
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enableWebMidi({
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onEnabled: ({ outputs }) => {
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const device = getDevice(output, outputs);
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const otherOutputs = outputs.filter((o) => o.name !== device.name);
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logger(
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`Midi enabled! Using "${device.name}". ${
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otherOutputs?.length ? `Also available: ${getMidiDeviceNamesString(otherOutputs)}` : ''
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}`,
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);
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},
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onDisconnected: ({ outputs }) =>
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logger(`Midi device disconnected! Available: ${getMidiDeviceNamesString(outputs)}`),
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});
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return this.onTrigger((time, hap, currentTime, cps) => {
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if (!WebMidi.enabled) {
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return;
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}
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const device = getDevice(output, WebMidi.outputs);
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hap.ensureObjectValue();
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const offset = (time - currentTime) * 1000;
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// passing a string with a +num into the webmidi api adds an offset to the current time https://webmidijs.org/api/classes/Output
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const timeOffsetString = `+${offset}`;
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// destructure value
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const { note, nrpnn, nrpv, ccn, ccv, midichan = 1 } = hap.value;
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const velocity = hap.context?.velocity ?? 0.9; // TODO: refactor velocity
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// note off messages will often a few ms arrive late, try to prevent glitching by subtracting from the duration length
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const duration = Math.floor(hap.duration.valueOf() * 1000 - 10);
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if (note != null) {
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const midiNumber = typeof note === 'number' ? note : noteToMidi(note);
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const midiNote = new Note(midiNumber, { attack: velocity, duration });
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device.playNote(midiNote, midichan, {
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time: timeOffsetString,
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});
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}
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if (ccv && ccn) {
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if (typeof ccv !== 'number' || ccv < 0 || ccv > 1) {
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throw new Error('expected ccv to be a number between 0 and 1');
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}
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if (!['string', 'number'].includes(typeof ccn)) {
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throw new Error('expected ccn to be a number or a string');
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}
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const scaled = Math.round(ccv * 127);
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device.sendControlChange(ccn, scaled, midichan, { time: timeOffsetString });
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}
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});
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};
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@ -1,133 +0,0 @@
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import * as _WebMidi from 'webmidi';
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import { isPattern, logger } from '@strudel.cycles/core';
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import { noteToMidi } from '@strudel.cycles/core';
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import { Note } from 'webmidi';
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// if you use WebMidi from outside of this package, make sure to import that instance:
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export const { WebMidi } = _WebMidi;
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function supportsMidi() {
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return typeof navigator.requestMIDIAccess === 'function';
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}
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function getMidiDeviceNamesString(outputs) {
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return outputs.map((o) => `'${o.name}'`).join(' | ');
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}
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function enableWebMidi(options = {}) {
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const { onReady, onConnected, onDisconnected, onEnabled } = options;
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if (WebMidi.enabled) {
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return;
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}
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if (!supportsMidi()) {
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throw new Error('Your Browser does not support WebMIDI.');
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}
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WebMidi.addListener('connected', () => {
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onConnected?.(WebMidi);
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});
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WebMidi.addListener('enabled', () => {
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onEnabled?.(WebMidi);
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});
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// Reacting when a device becomes unavailable
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WebMidi.addListener('disconnected', (e) => {
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onDisconnected?.(WebMidi, e);
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});
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return new Promise((resolve, reject) => {
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if (WebMidi.enabled) {
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// if already enabled, just resolve WebMidi
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resolve(WebMidi);
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return;
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}
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WebMidi.enable((err) => {
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if (err) {
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reject(err);
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}
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onReady?.(WebMidi);
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resolve(WebMidi);
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});
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});
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}
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// const outputByName = (name: string) => WebMidi.getOutputByName(name);
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const outputByName = (name) => WebMidi.getOutputByName(name);
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// output?: string | number, outputs: typeof WebMidi.outputs
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function getDevice(output, outputs) {
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if (!outputs.length) {
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throw new Error(`🔌 No MIDI devices found. Connect a device or enable IAC Driver.`);
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}
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if (typeof output === 'number') {
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return outputs[output];
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}
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if (typeof output === 'string') {
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return outputByName(output);
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}
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// attempt to default to first IAC device if none is specified
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const IACOutput = outputs.find((output) => output.name.includes('IAC'));
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const device = IACOutput ?? outputs[0];
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if (!device) {
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throw new Error(
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`🔌 MIDI device '${output ? output : ''}' not found. Use one of ${getMidiDeviceNamesString(WebMidi.outputs)}`,
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);
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}
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return IACOutput ?? outputs[0];
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}
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export function processMidi(output) {
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if (isPattern(output)) {
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throw new Error(
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`.midi does not accept Pattern input. Make sure to pass device name with single quotes. Example: .midi('${
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WebMidi.outputs?.[0]?.name || 'IAC Driver Bus 1'
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}')`,
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);
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}
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enableWebMidi({
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onEnabled: ({ outputs }) => {
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const device = getDevice(output, outputs);
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const otherOutputs = outputs.filter((o) => o.name !== device.name);
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logger(
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`Midi enabled! Using "${device.name}". ${
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otherOutputs?.length ? `Also available: ${getMidiDeviceNamesString(otherOutputs)}` : ''
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}`,
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);
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},
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onDisconnected: ({ outputs }) =>
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logger(`Midi device disconnected! Available: ${getMidiDeviceNamesString(outputs)}`),
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});
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return this.onTrigger((time, hap, currentTime, cps) => {
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if (!WebMidi.enabled) {
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return;
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}
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const device = getDevice(output, WebMidi.outputs);
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hap.ensureObjectValue();
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const offset = (time - currentTime) * 1000;
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// passing a string with a +num into the webmidi api adds an offset to the current time https://webmidijs.org/api/classes/Output
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const timeOffsetString = `+${offset}`;
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// destructure value
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const { note, nrpnn, nrpv, ccn, ccv, midichan = 1 } = hap.value;
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const velocity = hap.context?.velocity ?? 0.9; // TODO: refactor velocity
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// note off messages will often a few ms arrive late, try to prevent glitching by subtracting from the duration length
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const duration = Math.floor(hap.duration.valueOf() * 1000 - 10);
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if (note != null) {
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const midiNumber = typeof note === 'number' ? note : noteToMidi(note);
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const midiNote = new Note(midiNumber, { attack: velocity, duration });
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device.playNote(midiNote, midichan, {
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time: timeOffsetString,
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});
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}
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if (ccv && ccn) {
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if (typeof ccv !== 'number' || ccv < 0 || ccv > 1) {
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throw new Error('expected ccv to be a number between 0 and 1');
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}
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if (!['string', 'number'].includes(typeof ccn)) {
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throw new Error('expected ccn to be a number or a string');
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}
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const scaled = Math.round(ccv * 127);
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device.sendControlChange(ccn, scaled, midichan, { time: timeOffsetString });
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}
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});
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}
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