/* here when we receive a udp message the server will split its contents and depending on the contents it will assign
* the values in the message to the players stored in a data dictionary
* also it reads the message sent
*/
public static void ReceiveUDPCallBack(IAsyncResult ar)
{
UdpClient u = (UdpClient)((UdpState)(ar.AsyncState)).u;
IPEndPoint e = (IPEndPoint)((UdpState)(ar.AsyncState)).e;
UdpState state = new UdpState();
state.e = e;
state.u = u;
Byte[] receiveBytes = u.EndReceive(ar, ref e);
string receiveString = Encoding.ASCII.GetString(receiveBytes);
Console.WriteLine("Received UDP : {0}", receiveString);
if (receiveString.IndexOf(":") > -1)
{
char seperator = ':';
string[] strings = receiveString.Split(seperator);
if (strings[1] == "MOVE")
{
foreach (KeyValuePair <int, Player> entry in Players)
{
if (strings[0] == entry.Value.playerName)
{
//float posx = float.Parse();
entry.Value.endpoint = e;
entry.Value.playerPosX = strings[2];
entry.Value.playerPosY = strings[3];
entry.Value.playerLap = strings[4];
entry.Value.rotation = strings[5];
}
}
}
if (strings[0] == "RESET")
{
foreach (KeyValuePair <int, Player> entry in Players)
{
}
}
// send the positionbroadcasts to everyone in the game so they know of everyone in the server
foreach (KeyValuePair <int, Player> entry in Players)
{
//Echo the data back to the client.
if (entry.Value.endpoint != null)
{
UdpSendMessage(entry.Value.endpoint, receiveString);
//Send(handler, content);
}
}
messageReceived = true;
u.BeginReceive(new AsyncCallback(ReceiveUDPCallBack), state);
}
}
public static void UDP_ReceiveMessages()
{
// Receive a message and write it to the console.
IPEndPoint e = new IPEndPoint(IPAddress.Any, UDP_localPort);
UdpClient u = new UdpClient(e);
UdpState s = new UdpState();
u.EnableBroadcast = true;
s.e = e;
s.u = u;
Console.WriteLine("listening for messages");
u.BeginReceive(new AsyncCallback(UDP_ReceiveCallback), s);
}
public static void UDPReceiveMessages()
{
IPEndPoint e = new IPEndPoint(IPAddress.Any, 10000);
UdpClient u = new UdpClient(e);
UdpState s = new UdpState();
s.e = e;
s.u = u;
Console.WriteLine("Listening for messages");
u.BeginReceive(new AsyncCallback(ReceiveUDPCallBack), s);
while (!messageReceived)
{
}
}
