kegel/kegel2.js

206 lines
4.9 KiB
JavaScript

const WebSocket = require('ws')
const osc = require('osc')
const midi = require('midi')
const ip = process.argv[2]
const DEBUG = {
midi: true,
osc: false
}
let mo = null
let mi = null
// Midi init
mo = new midi.Output()
mi = new midi.Input()
mo.openVirtualPort("kegel")
mi.openVirtualPort("ww-midi-in")
const oscWS = new osc.WebSocketPort({
url: `ws://${ip}:6676`,
metadata: false
})
oscWS.on('ready', () => {
console.log(`Povezan sem na ${ip}`)
/*
setInterval(() => {
console.log('ping')
oscWS.send({ address: '/ping', args: [true]})
}, 500)
*/
})
const zaznava = [2, 2, 2, 2, 2, 2]
const utisaj_vse = 0.2
let utisaj_c = [0, 0, 0, 0, 0, 0]
let cakaj = [false, false, false, false, false, false]
const cakajInterval = 1 / 5
const razponTona = [0.1, 0.5]
//const razponTona = [0.001, 0.002]
let rotVisina = 0
// Helper funkcije
const norm = (val, min, max) => {
const d = 0 - min;
const r = max - min
return Math.min(1, (Math.max(min, val) + d) / r);
}
const normSin = val => {
return norm(Math.sin(val), -1, 1);
}
const normMidi = (val, min, max) => Math.round(norm(val, min, max) * 127)
const abs = Math.abs;
oscWS.on('message', ({ address, args }) => {
DEBUG.osc && console.log('MSG OSC', address, args.map(x => x.toFixed(4)))
// Wavey Wind sporočila
const re = /\/ww\/0\/ww\/(\d+)\/([a-zA-Z]+)/
const m = address.match(re)
if (m) {
const index = parseInt(m[1])
const addr = m[2]
if (addr == 'euler') {
//const eVisina = Math.sin(args[0] + args[1])
const eVisina = Math.sin(args[2])
rotVisina = 24 + Math.round(((eVisina / 2) + 0.5) * 24)
//console.log("rotVisina", rotVisina)
}
if (addr == 'accel') {
const acX = args[0]
const acY = args[1]
const acZ = args[2]
// Y os je kegel po dolgem - ignoriramo
const vsota = Math.abs(acX) + Math.abs(acZ)
if (vsota > zaznava[index] && !cakaj[index]) {
cakaj[index] = true
// Pavza
setTimeout(() => {
//console.log("nehaj cakat")
cakaj[index] = false
}, cakajInterval * 1000)
const midiKanal = 144 + index
// Od 24 do 48
//const accval = Math.sin((vsota - zaznava[index]) / 3)
//const accval = (vsota - zaznava[index]) / 3
const accval = vsota - zaznava[index]
//console.log(acX, accval)
// Acc visina
const visina = (midiKanal == 144)
? 24 + Math.round(norm(accval, 0, 7) * 36)
: 36 + Math.round(norm(accval, 0, 7) * 36)
let vel = (midiKanal == 144)
? (visina - 24) * (127 / 36)
: (visina - 36) * (127 / 36)
vel = Math.min(Math.round(vel), 127)
console.log('posiljam midi', midiKanal, [midiKanal, visina, vel])
mo.send([midiKanal, visina, vel])
oscWS.send({
address: '/midi',
args: [midiKanal, visina, vel]
})
// Ugasni cez en cas
let izklop = razponTona[0] + Math.random() * (razponTona[1] - razponTona[0])
console.log('izklopim', midiKanal, visina, 'cez', izklop)
setTimeout(() => {
mo.send([midiKanal, visina, 0]);
oscWS.send({
address: '/midi',
args: [midiKanal, visina, 0]
})
console.log('izklopi', midiKanal, visina)
}, izklop * 1000)
}
// Ce izrazito ni gibanja, utisaj vse!
if (!utisaj_c[index]) {
utisaj_c[index] = 0
}
if (vsota < utisaj_vse) {
if (utisaj_c[index] > 10) {
const midiKanal = 144 + index
const visina = (midiKanal == 0)
? 24
: 48
const visina_razpon = (midiKanal == 0)
? 36
: 72
console.log("UTISAJ", index)
for (let i = visina; i < visina + visina_razpon; i++) {
mo.send([midiKanal, i, 0])
}
utisaj_c[index] = 0
} else {
// console.log('.')
utisaj_c[index] += 1
}
} else {
utisaj_c[index] = 0
}
}
if (addr == 'midi') {
const args = message
console.log('OSC midi in', args)
mo.send(message)
oscWS.send({
address: '/midi-in',
args: message
})
// Ugasni cez en cas
let izklop = razponTona[0] + Math.random() * (razponTona[1] - razponTona[0])
setTimeout(() => {
mo.send([150, message[1], 0])
console.log('izklopi', 150, message[1])
}, izklop * 1000)
}
} else {
console.log(address)
}
})
mi.on('message', (deltaTime, message) => {
console.log(`midi in: ${message} d: ${deltaTime}`);
const args = message
mo.send(message)
oscWS.send({
address: '/midi-in',
args: message
})
// Ugasni cez en cas
let izklop = razponTona[0] + Math.random() * (razponTona[1] - razponTona[0])
setTimeout(() => {
mo.send([150, message[1], 0])
//console.log('izklopi zogice', 150, message[1])
}, izklop * 1000)
})
oscWS.open()