Add Processing Serial<->OSC proxy for Arduino input and output.

inputs/Arduino/ArduinoViaProcessing/SerialOSCProxy/SerialOSCProxy.pde

@@ -0,0 +1,71 @@
+// This program proxies data between open-source control (OSC)
+// messages and a serial port. Serial port data is formatted as
+// tab-separated ASCII-formatted floating point numbers, with
+// each (newline-terminated) line of serial data corresponding
+// to one OSC message, e.g.:
+// 100.0  2.3  47.5
+// Requires: oscP5 library
+
+// David A. Mellis
+// April 22, 2016
+
+import processing.serial.*;
+
+import netP5.*;
+import oscP5.*;
+
+// which serial device to use. this is an index into the list
+// of serial devices printed when this program runs. 
+int SERIAL_PORT = 1;
+int BAUD = 9600; // baud rate of the serial device
+
+// the OSC server to talk to
+String HOST = "127.0.0.1";
+int PORT = 6448;
+String ADDRESS = "/wek/inputs";
+
+Serial port;
+OscP5 osc;
+NetAddress address;
+
+void setup()
+{
+  printArray(Serial.list());
+  osc = new OscP5(this, 12000);
+  address = new NetAddress(HOST, PORT);
+  port = new Serial(this, Serial.list()[SERIAL_PORT], BAUD);
+  port.bufferUntil('\n');
+}
+
+void draw()
+{
+  background(0);
+}
+
+void serialEvent(Serial port)
+{
+  String line = port.readStringUntil('\n');
+  if (line == null) return;
+  String[] vals = splitTokens(line);
+  OscMessage msg = new OscMessage(ADDRESS);
+  print(">");
+  for (int i = 0; i < vals.length; i++) {
+    float val = float(trim(vals[i]));
+    print("\t" + val);
+    msg.add(val);
+  }
+  println();
+  osc.send(msg, address);
+}
+
+void oscEvent(OscMessage msg)
+{
+  print("<");
+  for (int i = 0; i < msg.arguments().length; i++) {
+    print("\t" + msg.arguments()[i].toString());
+    port.write(msg.arguments()[i].toString());
+    if (i < msg.arguments().length - 1) port.write("\t");
+  }
+  println();
+  port.write("\n");
+}