Kegel na MIDI direktno in WW od dalec

kegel2.js

@@ -0,0 +1,176 @@
+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, 2.5, 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
+
+oscWS.on('message', ({ address, args }) => {
+  DEBUG.osc && console.log('MSG OSC', address, args.map(x => x.toFixed(4)))
+
+  // Wavey Wind sporočila
+  const re = /\/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)
+        //console.log(acX, accval)
+        // Acc visina
+        const visina = (midiKanal == 0)
+              ? 24 + Math.round((accval / 2.5) * 36)
+              : 48 + Math.round((accval / 2.5) * 72)
+
+        //const visina = rotVisina
+
+        //console.log('posiljam midi', [144, visina, 127])
+        /*
+        oscWS.send({
+          address: '/midi',
+          args: [192, 0, 127]
+        })
+        */
+        /*
+        oscWS.send({
+          address: '/midi',
+          args: [midiKanal, visina, 127]
+        })
+        */
+        mo.send([midiKanal, visina, 127])
+
+        // Ugasni cez en cas
+        let izklop = razponTona[0] + Math.random() * (razponTona[1] - razponTona[0])
+	console.log('izklopim', midiKanal, visina, 'cez', izklop)
+        setTimeout(() => {
+          /*
+          oscWS.send({
+            address: '/midi',
+            args: [midiKanal, visina, 0]
+          })
+          */
+          mo.send([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++) {
+            /*
+            oscWS.send({
+              address: '/midi',
+              args: [midiKanal, i, 0]
+            })
+            */
+            mo.send([midiKanal, i, 0])
+          }
+          utisaj_c[index] = 0
+        } else {
+          // console.log('.')
+          utisaj_c[index] += 1
+        }
+      } else {
+        utisaj_c[index] = 0
+      }
+    }
+  } else {
+    console.log(address)
+  }
+})
+
+mi.on('message', (deltaTime, message) => {
+  console.log(`midi in: ${message} d: ${deltaTime}`);
+  const args = [150, message[1], message[2]];
+
+  // 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) 
+})
+ 
+
+oscWS.open()