Set the traffic class for datagrams to low-delay. I doubt this will

actually reduce latency, but wouldn't it be cool if it did?


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5985 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/presents/client/BlockingCommunicator.java

@@ -757,6 +757,7 @@ public class BlockingCommunicator extends Communicator
 
             // create and register the channel
             _datagramChannel = DatagramChannel.open();
+            _datagramChannel.socket().setTrafficClass(0x10); // IPTOS_LOWDELAY
             _datagramChannel.configureBlocking(false);
             _datagramChannel.register(_selector, SelectionKey.OP_READ, null);
 

src/java/com/threerings/presents/server/net/ConnectionManager.java

@@ -403,6 +403,7 @@ public class ConnectionManager extends LoopingThread
             try {
                 // create a channel and add it to the select set
                 _datagramChannel = DatagramChannel.open();
+                _datagramChannel.socket().setTrafficClass(0x10); // IPTOS_LOWDELAY
                 _datagramChannel.configureBlocking(false);
                 InetSocketAddress isa = getAddress(port);
                 _datagramChannel.socket().bind(isa);