Live texturing

2016-03-18 10:14:02 +01:00
parent 65e5729118
commit 7fc83d1471
155 changed files with 18378 additions and 0 deletions
@@ -0,0 +1,55 @@
+/*
+ *
+ * Publisher subscriber pattern
+ *
+ */
+
+var cluster = require('cluster')
+  , zmq = require('../')
+  , port = 'tcp://127.0.0.1:12345';
+
+if (cluster.isMaster) {
+  for (var i = 0; i < 2; i++) cluster.fork();
+
+  cluster.on('death', function(worker) {
+    console.log('worker ' + worker.pid + ' died');
+  });
+  
+  //publisher = send only
+  
+  var socket = zmq.socket('pub');
+
+  socket.identity = 'publisher' + process.pid;
+  
+  var stocks = ['AAPL', 'GOOG', 'YHOO', 'MSFT', 'INTC'];
+
+  socket.bind(port, function(err) {
+    if (err) throw err;
+    console.log('bound!');
+    
+    setInterval(function() {
+      var symbol = stocks[Math.floor(Math.random()*stocks.length)]
+        , value = Math.random()*1000;
+
+      console.log(socket.identity + ': sent ' + symbol + ' ' + value);
+      socket.send(symbol + ' ' + value);
+    }, 100);
+  });
+} else {
+  //subscriber = receive only
+  
+  var socket = zmq.socket('sub');
+
+  socket.identity = 'subscriber' + process.pid;
+  
+  socket.connect(port);
+  
+  socket.subscribe('AAPL');
+  socket.subscribe('GOOG');
+
+  console.log('connected!');
+
+  socket.on('message', function(data) {
+    console.log(socket.identity + ': received data ' + data.toString());
+  });
+}