// Incoming thread - listen for input events from controller
private void IncomingThread()
{
Debug.Log("In thread started.");
// Read in data to this buffer
Byte[] buffer = new Byte[bufferSize];
// Details number of bytes read on inPort
int bytesRead = 0;
while (programActive)
{
try
{
// Try reading inPort
bytesRead = inPort.Read(buffer, 0, bufferSize);
// If something was read into buffer
if (bytesRead > 0)
{
// Parse byte to int
int inputEvent = buffer[0] - 48; // avoids actually converting/parsing
// Send to input manager to handle
inputMgr.ReceiveInputEvent(inputEvent);
}
} catch (Exception e) {
Debug.Log("In thread error: " + e.Message);
}
}
// Close the com port if still open
if (inPort.IsOpen)
{
inPort.Close();
}
Debug.Log("In thread dead");
}
} // end GetPortNames()
// Listens for controller input, sends input events to InputMgr via its function call
void ProcessData(int id)
{
// For some reason, id is 1 more than it should be at this point
id -= 1; // dirty hack
Debug.Log("Arduino thread " + id + " started. Attempting to pair...");
// True when paired, allows main loop to run
bool paired = false; // consider removing
// Attempt to pair with arduino using given port at id
// Send pair request message
ports[id].Write("P");
Debug.Log(id + " pair request sent.");
// Read response
string response = ports[id].ReadLine();
Debug.Log("Reply: " + response);
if (response == "Paired")
{
paired = true;
Debug.Log(id + " paired with arduino");
}
else
{
Debug.Log(id + " pairing failed");
}
// Thread main loop, runs while game is still being played and if paired
while (paired && programActive)
{
try
{
// The string being recieved from arduino should be converted to int
int message = Convert.ToInt32(ports[id].ReadLine());
// Send the input data to InputMgr to handle input logic for this event
inputMgr.ReceiveInputEvent(message);
}
catch (TimeoutException) { /* Do nothing, loop will be reset */ }
}
// If program disabled, unpair
if (!programActive)
{
// Send unpair request
ports[id].Write("U");
// Mark response
string reply = ports[id].ReadLine().ToString();
Debug.Log("Unpair reply: " + reply);
// No longer paired
paired = false;
// Close all open serial ports
foreach (SerialPort sp in ports)
{
// Close the serial port if still open
if (sp != null && sp.IsOpen)
{
sp.Close();
}
}
}
Debug.Log("Thread out");
}