245 lines
5.3 KiB
JavaScript
245 lines
5.3 KiB
JavaScript
const osc = require('osc')
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const midi = require('midi')
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const Quat = require('quaternion');
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// Stevilke senzorjev
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const INDEX_GLAVA = 1
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const INDEX_ROKA = 2
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const INDEX_BEKAP = 3
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// CC kanali za midi mapping (kanal, CC kanal)
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const midiKanal = 176;
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// CC kanali senzorjev
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const midiKanalSenzor = {
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1: 20,
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2: 21,
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3: 22
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}
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const senzorCCKanal = {
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1: 75,
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2: 76,
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3: 77
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}
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const senzorCCMute = {
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1: 78,
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2: 79,
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3: 80
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}
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const senzorCCkalibracija = {
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1: 81,
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2: 82,
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3: 83
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}
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const DEBUG = {
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midi: true,
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osc: false
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}
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// Kalibracijsko izhodisce
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const izhodisceQ = {
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1: new Quat(),
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2: new Quat(),
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3: new Quat()
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}
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const prejsnjiQ = {
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1: new Quat(),
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2: new Quat(),
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3: new Quat()
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}
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const eulerRotacija = {
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1: [0, 0, 0],
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2: [0, 0, 0],
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3: [0, 0, 0]
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}
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const senzorCC = {
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1: 64,
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2: 64,
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3: 64
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}
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let staroVrtenjeZMidi = {
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1: 0,
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2: 0,
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3: 0
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};
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const muteMidi = {
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1: 0,
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2: 0,
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3: 0
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}
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// Midi controller input
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const mi = new midi.Input()
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mi.openVirtualPort("danijela-midi")
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mi.on('message', (deltaTime, msg) => {
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if (msg[0] === midiKanal) {
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if (Object.values(senzorCCKanal).includes(msg[1])) {
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const s = Object.values(senzorCCKanal).indexOf(msg[1]) + 1
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if (!muteMidi[s]) {
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senzorCC[s] = msg[2]
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console.log(`senzor ${s}: ${msg[2]}`)
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}
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} else if (Object.values(senzorCCMute).includes(msg[1])) {
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const s = Object.values(senzorCCMute).indexOf(msg[1]) + 1
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if (msg[2]) {
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console.log(`senzor UNMUTE ${s}`)
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muteMidi[s] = false;
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} else {
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muteMidi[s] = true;
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console.log(`senzor MUTE ${s}`)
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}
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} else if (Object.values(senzorCCkalibracija).includes(msg[1])) {
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const s = Object.values(senzorCCkalibracija).indexOf(msg[1]) + 1
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izhodisceQ[s] = prejsnjiQ[s].conjugate()
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console.log(`senzor KALIBRACIJA ${s}`)
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}
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}
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//console.log(`midi in: ${msg} d: ${deltaTime}`);
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/*
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if (senzorGlaveCC === 0 && senzorRokeCC === 0) {
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console.log('===== KALIBRACIJA! =====')
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let izhodisceQGlave = prejsnjiQGlave.conjugate()
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let izhodisceQRoke = prejsnjiQRoke.conjugate()
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}
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*/
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})
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// Razpon za pospeskomerje
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const accMin = -8000
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const accMax = 8000
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// Povezava na wavey wind
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const ip = process.argv[2]
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const oscWS = new osc.WebSocketPort({
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url: `ws://${ip}:6676`,
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metadata: false
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})
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oscWS.on('ready', () => {
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console.log(`Povezan sem na ${ip}`)
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/*
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PING test!
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setInterval(() => {
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console.log('ping')
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oscWS.send({ address: '/ping', args: [true]})
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}, 500)
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*/
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})
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function posljiMidi(kanal, vrednost, jakost) {
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if (DEBUG.midi) {
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console.log('MIDI', kanal, vrednost, jakost)
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}
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oscWS.send({
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address: '/midi',
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args: [kanal, vrednost, jakost]
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})
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}
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function posljiMidiCC(kanal, vrednost) {
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posljiMidi(midiKanal, kanal, vrednost);
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}
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//const norm = (val, min, max) => Math.min(1, (val - min) / (max - min))
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const norm = (val, min, max) => {
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const d = 0 - min;
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const r = max - min
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return Math.min(1, (Math.max(min, val) + d) / r);
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}
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const normSin = val => {
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return norm(Math.sin(val), -1, 1);
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}
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const normMidi = (val, min, max) => Math.round(norm(val, min, max) * 127)
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const abs = Math.abs;
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let cakaj = false;
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oscWS.on('message', ({ address, args }) => {
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DEBUG.osc && console.log('MSG OSC', address, args.map(x => x.toFixed(4)))
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// Wavey Wind sporočila
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const re = /\/ww\/0\/ww\/(\d+)\/([a-zA-Z]+)/
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const m = address.match(re)
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if (m) {
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const index = parseInt(m[1])
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const addr = m[2]
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if (addr == 'euler') {
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}
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if (addr == 'accel') {
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const acX = args[0]
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const acY = args[1]
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const acZ = args[2]
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//console.log(acX, acY, acZ);
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// CC sporocila!
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/*
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posljiMidiCC(20, normMidi(acX, accMin, accMax));
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posljiMidiCC(21, normMidi(acY, accMin, accMax));
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posljiMidiCC(22, normMidi(acZ, accMin, accMax));
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*/
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}
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if (addr == 'quaternion') {
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//console.log('IDX', index)
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// Izracunaj spremembo rotacije
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const novQ = new Quat({w: args[0], x: args[1], y: args[2], z: args[3]})
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const novQC = novQ.mul(izhodisceQ[index])
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const qWd = novQC.div(prejsnjiQ[index])
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prejsnjiQ[index] = novQC;
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const eulerD = qWd.toEuler()
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//console.log(index, eulerD)
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eulerRotacija[index][0] += eulerD.roll * (senzorCC[index] / 64);
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eulerRotacija[index][1] += eulerD.pitch * (senzorCC[index] / 64);
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eulerRotacija[index][2] += eulerD.yaw * (senzorCC[index] / 64);
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const vrtenjeX = Math.abs(Math.sin(eulerRotacija[index][0]));
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/*
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posljiMidi(180, 20, Math.round(vrtenjeX * 127));
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*/
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// Roka dol/gor
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const vrtenjeY = Math.abs(Math.sin(eulerRotacija[index][1]));
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//posljiMidi(180, 20, Math.round(vrtenjeY * 127));
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//posljiMidi(181, 20, Math.round(vrtenjeY * 127));
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// Vrtenje levo/desno (stegnjena roka)
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//console.log(eulerRotacijaGlave)
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const vrtenjeZ = normSin(eulerRotacija[index][2])
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//console.log(vrtenjeZ)
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const vrtenjeZmidi = Math.round(vrtenjeZ * 127)
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//console.log('vrtenjeZ', vrtenjeZmidi)
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//console.log('cmp', vrtenjeZmidi, staroVrtenjeZmidi);
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//console.log(vrtenjeZmidi);
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if (vrtenjeZmidi !== staroVrtenjeZMidi[index]
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&& !muteMidi[index]) {
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posljiMidi(182, midiKanalSenzor[index], vrtenjeZmidi)
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staroVrtenjeZMidi[index] = vrtenjeZmidi
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}
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}
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}
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})
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oscWS.open()
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