2 files changed, 9 insertions, 2 deletions
diff --git a/proto-udp/ftnoir_protocol_ftn.cpp b/proto-udp/ftnoir_protocol_ftn.cpp
index 0eb79954..def3ebb1 100644
--- a/proto-udp/ftnoir_protocol_ftn.cpp
+++ b/proto-udp/ftnoir_protocol_ftn.cpp
@@ -18,15 +18,19 @@ udp::udp()
 
     QObject::connect(s.b.get(), &bundle_::changed,
                      this, &udp::set_dest_address,
-                     Qt::QueuedConnection);
+                     Qt::DirectConnection);
 }
 
 void udp::pose(const double *headpose) {
+    spinlock_guard l(spl);
+
     outSocket.writeDatagram((const char *) headpose, sizeof(double[6]), dest_ip, dest_port);
 }
 
 void udp::set_dest_address()
 {
+    spinlock_guard l(spl);
+
     dest_port = (unsigned short)s.port;
     dest_ip = QHostAddress((s.ip1.to<unsigned>() & 0xff) << 24 |
                            (s.ip2.to<unsigned>() & 0xff) << 16 |
diff --git a/proto-udp/ftnoir_protocol_ftn.h b/proto-udp/ftnoir_protocol_ftn.h
index 8bc581bf..a7c90f5b 100644
--- a/proto-udp/ftnoir_protocol_ftn.h
+++ b/proto-udp/ftnoir_protocol_ftn.h
@@ -11,10 +11,11 @@
 #pragma once
 
 #include "ui_ftnoir_ftncontrols.h"
-#include <QUdpSocket>
 #include "api/plugin-api.hpp"
+#include "compat/spinlock.hpp"
 #include "options/options.hpp"
 using namespace options;
+#include <QUdpSocket>
 
 struct settings : opts {
     value<int> ip1, ip2, ip3, ip4, port;
@@ -41,6 +42,8 @@ private:
     QUdpSocket outSocket;
     settings s;
 
+    mutable std::atomic_flag spl = ATOMIC_FLAG_INIT;
+
     QHostAddress dest_ip { 127u << 24 | 1u };
     unsigned short dest_port = 65535;