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websocket-old.js
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websocket-old.js
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// Copyright (c) 2015 Christopher Pietsch
var express = require('express');
var app = express();
var server = require('http').Server(app);
var io = require('socket.io')(server);
var fs = require('fs');
var udp = require("dgram");
var osc = require('osc-min');
var argv = require('minimist')(process.argv.slice(2));
var os = require("os");
var spawn = require('child_process').spawn;
var arduinoServer = function () {
var self = {};
var arduinoLicht = require('./arduino.js')("/dev/tty.usbmodemfa211");
var arduinoBrille = require('./arduino.js')("/dev/tty.usbmodem1d11");
self.setFreq2 = function (binaural, alt) {
arduinoLicht.setFreq2(binaural,alt);
arduinoBrille.setFreq2(binaural,alt);
}
return self;
}();
// var arduinoBrille = require('./arduino.js')("usbmodem14111");
var Resonator = require('./resonator.js');
var serverPort = 3000;
var socketPort = 5000;
var getServerAdress = function(){ return "http://" + os.hostname() + ":" + serverPort; };
var prc = null;
if(argv.live == true){
console.log("start live session")
prc = logProcess(spawn('muse-io', ['--device', 'chris', '--osc', 'osc.udp://localhost:'+socketPort, '--dsp']));
}
if(argv.recorded == true){
console.log("start recorded session")
prc = logProcess(spawn('muse-player', ['-j', '-f', __dirname +'/recordings/peter.muse', '-s', 'osc.udp://localhost:'+socketPort]));
}
console.log("starting resonator", getServerAdress(), argv)
app.use(express.static('public'));
server.listen(serverPort);
//arduino.search();
var resonator = Resonator(arduinoServer, io);
var museSocket = udp.createSocket("udp4", function(msg, rinfo) {
//console.log(msg);
resonator.parseMusePacket(osc.fromBuffer(msg));
});
museSocket.bind(socketPort);
io.on('connection', function(socket){
socket.emit("init", {
calibration: resonator.data.fftBufferSizeStatic,
now: resonator.data.fftBufferSize,
z: resonator.data.zSize
});
console.log("socket connected");
socket.on('disconnect', function () {
io.sockets.emit('user disconnected');
console.log("disconnected");
// sock.close();
});
// socket.on("setFreq", arduino.setFreq);
// socket.on("stop", arduino.stop);
socket.on("getConfig", function(fn) {
fn(museConfig);
});
socket.on("eyeBlinkedTreshold", function(size){
resonator.data.eyeBlinkedTreshold = parseInt(size*10);
console.log("eyeBlinkedTreshold", size);
});
socket.on("binauralFilter", function(size){
resonator.data.arduinoFactor = size*1;
console.log("binauralFilter", size*1);
});
socket.on("setField", function(field){
resonator.data.arduinoField = field;
console.log("setField", field);
});
socket.on("calibrate", function(data){
resonator.data.setFFTBufferSizeStatic(parseInt(data.calibration*10));
resonator.data.setFFTBufferSize(parseInt(data.now*10));
resonator.data.setFFTzSize(parseInt(data.z*10));
console.log("calibrate", data);
});
});
function exitHandler(options, err) {
if(prc){
prc.stdin.pause();
prc.kill();
}
if (options.cleanup) console.log('clean');
if (err) console.log(err.stack);
if (options.exit) process.exit();
}
process.on('exit', exitHandler.bind(null,{cleanup:true}));
process.on('SIGINT', exitHandler.bind(null, {exit:true}));
process.on('uncaughtException', exitHandler.bind(null, {exit:true}));
var prcReplaces = [
'\\[K',
'\\[A',
'\\[0m',
'\\[1m',
'\\[32m',
'\\[31m',
];
var prcRegex = new RegExp(prcReplaces.join("|"),'ig');
function logProcess(prc){
prc.stdout.setEncoding('utf8');
prc.stdout.on('data', function (data) {
var str = data.toString()
var lines = str.split(/(\r?\n)/g);
var clean = str.replace(prcRegex, "");
io.emit("debug", clean);
// console.log(lines.join(""));
});
prc.on('close', function (code) {
console.log('could not start muse');
io.emit("debug", "could not start muse");
});
prc.unref();
return prc;
}