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My two files for my little robot project
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Robot Project</title> | |
| <script src="/socket.io/socket.io.js"></script> | |
| <script> | |
| //Damit lesen wir den Gyroskopen aus | |
| window.addEventListener("deviceorientation", handleOrientation, true); | |
| function handleOrientation(inEvent) { | |
| var socket = io.connect('http://192.168.1.15'); | |
| if (inEvent.beta < 0 && inEvent.gamma > -15 && inEvent.gamma < 15) | |
| socket.emit('forwards'); | |
| else if (inEvent.beta >= 0 && inEvent.beta <= 60 && inEvent.gamma > -15 && inEvent.gamma < 15) | |
| socket.emit('stop'); | |
| else if (inEvent.beta > 60 && inEvent.gamma > -15 && inEvent.gamma < 15) | |
| socket.emit('backwards'); | |
| else if (inEvent.gamma < -15) | |
| socket.emit('turnLeft'); | |
| else if (inEvent.gamma > 15) | |
| socket.emit('turnRight'); | |
| //Optionale Ausgabe der Werte des Gyroskopen | |
| document.getElementById("alpha").innerHTML = inEvent.alpha; | |
| document.getElementById("beta").innerHTML = inEvent.beta; | |
| document.getElementById("gamma").innerHTML = inEvent.gamma; | |
| return true; | |
| } | |
| </script> | |
| </head> | |
| <body> | |
| <h1>Robot Project</h1> | |
| <p id="alpha"></p> | |
| <p id="beta"></p> | |
| <p id="gamma"></p> | |
| </body> | |
| </html> |
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| var gpio = require("./node-rpio/lib/rpio"); | |
| var app = require('http').createServer(handler) | |
| , io = require('socket.io').listen(app) | |
| , fs = require('fs') | |
| app.listen(80); | |
| function handler (req, res) { | |
| fs.readFile(__dirname + '/index.html', | |
| function (err, data) { | |
| if (err) { | |
| res.writeHead(500); | |
| return res.end('Error loading index.html'); | |
| } | |
| res.writeHead(200); | |
| res.end(data); | |
| }); | |
| } | |
| io.sockets.on('connection', function (socket) { | |
| socket.on('forwards', function () { | |
| forwards(); | |
| }); | |
| socket.on('backwards', function () { | |
| backwards(); | |
| }); | |
| socket.on('stop', function () { | |
| stop(); | |
| }); | |
| socket.on('turnRight', function () { | |
| turnRight(); | |
| }); | |
| socket.on('turnLeft', function () { | |
| turnLeft(); | |
| }); | |
| }); | |
| //Setup GPIO Pins | |
| gpio.setmode(gpio.BOARD); | |
| gpio.setup(13, gpio.OUT); | |
| gpio.setup(15, gpio.OUT); | |
| gpio.setup(16, gpio.OUT); | |
| gpio.setup(18, gpio.OUT); | |
| function forwards() { | |
| gpio.output(13, 1); | |
| gpio.output(15, 0); | |
| gpio.output(16, 1); | |
| gpio.output(18, 0); | |
| } | |
| function backwards() { | |
| gpio.output(13, 0); | |
| gpio.output(15, 1); | |
| gpio.output(16, 0); | |
| gpio.output(18, 1); | |
| } | |
| function turnRight() { | |
| gpio.output(13, 0); | |
| gpio.output(15, 0); | |
| gpio.output(16, 1); | |
| gpio.output(18, 0); | |
| } | |
| function turnLeft() { | |
| gpio.output(13, 1); | |
| gpio.output(15, 0); | |
| gpio.output(16, 0); | |
| gpio.output(18, 0); | |
| } | |
| function stop() { | |
| gpio.output(13, 0); | |
| gpio.output(15, 0); | |
| gpio.output(16, 0); | |
| gpio.output(18, 0); | |
| } | |
| process.on('SIGINT', function() { | |
| console.log("\nGracefully shutting down from SIGINT (Ctrl+C)"); | |
| //Cleanup | |
| gpio.cleanup(); | |
| process.exit(); | |
| }); |
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