120 lines
2.5 KiB
JavaScript
120 lines
2.5 KiB
JavaScript
const WebSocket = require('ws')
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const osc = require('osc')
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const ip = process.argv[2]
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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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//const ws = new WebSocket(`ws://${ip}:6676`)
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/*
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const wsp = new osc.WebsocketClientPlugin({
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host: ip,
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port: 6676
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})
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*/
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const oscWS = new osc.WebSocketPort({
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url: `ws://${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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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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const zaznava = 0.8
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let cakaj = false
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const cakajInterval = 1 / 5
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const razponTona = [0.1, 0.5]
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//const razponTona = [0.001, 0.002]
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let rotVisina = 0
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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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//const re = /\/ww\/(d+)\/([a-zA-Z]+)/
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const re = /\/ww\/(\d+)\/([a-zA-Z]+)/
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const m = address.match(re)
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const index = m[1]
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const addr = m[2]
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if (addr == 'euler') {
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//const eVisina = Math.sin(args[0] + args[1])
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const eVisina = Math.sin(args[2])
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rotVisina = 24 + Math.round(((eVisina / 2) + 0.5) * 24)
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//console.log("rotVisina", rotVisina)
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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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// Y os je kegel po dolgem - ignoriramo
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const vsota = acX + acZ
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if (vsota > zaznava && !cakaj) {
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cakaj = true
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// Pavza
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setTimeout(() => {
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//console.log("nehaj cakat")
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cakaj = false
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}, cakajInterval * 1000)
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const midiKanal = 144 + parseInt(index)
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// Od 24 do 48
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const accval = Math.sin((vsota - zaznava) / 3)
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//console.log(acX, accval)
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// Acc visina
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const visina = (midiKanal == 0)
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? 24 + Math.round((accval / 2.5) * 36)
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: 48 + Math.round((accval / 2.5) * 72)
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//const visina = rotVisina
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//console.log('posiljam midi', [144, visina, 127])
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/*
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oscWS.send({
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address: '/midi',
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args: [192, 0, 127]
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})
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*/
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oscWS.send({
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address: '/midi',
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args: [midiKanal, visina, 127]
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})
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console.log('vklopi', midiKanal, visina)
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// Ugasni cez en cas
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let izklop = razponTona[0] + Math.random() * (razponTona[1] - razponTona[0])
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setTimeout(() => {
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oscWS.send({
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address: '/midi',
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args: [midiKanal, visina, 0]
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})
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console.log('izklopi', midiKanal, visina)
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}, izklop * 1000)
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}
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}
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})
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oscWS.open()
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