elias/strudel-docker
1
0
Fork 0
mirror of https://github.com/eliasstepanik/strudel-docker.git synced 2026-01-22 02:58:32 +00:00
Code Issues Packages Projects Releases Wiki Activity

midi cc input poc

Browse Source
This commit is contained in:
Felix Roos 2023-09-14 09:36:06 +02:00
parent 0a8874180c
commit 0f72729f0d
2 changed files with 22 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
packages/core/pattern.mjs
View File

@ -2336,3 +2336,9 @@ export const fit = register('fit', (pat) =>
export const { loopAtCps, loopatcps } = register(['loopAtCps', 'loopatcps'], function (factor, cps, pat) { export const { loopAtCps, loopatcps } = register(['loopAtCps', 'loopatcps'], function (factor, cps, pat) {
return _loopAt(factor, pat, cps); return _loopAt(factor, pat, cps);
}); });
/** exposes a custom value at query time. basically allows mutating state without evaluation */
export const ref = (accessor) =>
pure(1)
.withValue(() => reify(accessor()))
.innerJoin();

24
packages/midi/midi.mjs
View File

@ -8,7 +8,6 @@ import * as _WebMidi from 'webmidi';
import { Pattern, isPattern, logger } from '@strudel.cycles/core'; import { Pattern, isPattern, logger } from '@strudel.cycles/core';
import { noteToMidi } from '@strudel.cycles/core'; import { noteToMidi } from '@strudel.cycles/core';
import { Note } from 'webmidi'; import { Note } from 'webmidi';
import EventEmitter from 'events';
// if you use WebMidi from outside of this package, make sure to import that instance: // if you use WebMidi from outside of this package, make sure to import that instance:
export const { WebMidi } = _WebMidi; export const { WebMidi } = _WebMidi;
@ -137,7 +136,10 @@ Pattern.prototype.midi = function (output) {
}); });
}; };
export async function midiIn(input) { let listeners = {};
const refs = {};
export async function midin(input) {
console.log('midi in...'); console.log('midi in...');
const initial = await enableWebMidi(); // only returns on first init const initial = await enableWebMidi(); // only returns on first init
const device = getDevice(input, WebMidi.inputs); const device = getDevice(input, WebMidi.inputs);
@ -149,12 +151,18 @@ export async function midiIn(input) {
otherInputs?.length ? `Also available: ${getMidiDeviceNamesString(otherInputs)}` : '' otherInputs?.length ? `Also available: ${getMidiDeviceNamesString(otherInputs)}` : ''
}`, }`,
); );
refs[input] = {};
} }
return (fn) => { const cc = (cc) => ref(() => refs[input][cc] || 0);
device.addListener(EventEmitter.ANY_EVENT, (...args) => {
console.log('event!', args); listeners[input] && device.removeListener('midimessage', listeners[input]);
fn(args); listeners[input] = (e) => {
}); const cc = e.dataBytes[0];
return; const v = e.dataBytes[1];
console.log(cc, v);
refs[input][cc] = v / 127;
}; };
device.addListener('midimessage', listeners[input]);
//return { cc };
return cc;
} }