Use desktop refresh rate by default

GlosSITarget/SteamTarget.cpp

@@ -49,7 +49,6 @@ SteamTarget::SteamTarget(int argc, char *argv[])
 int SteamTarget::run()
 {
     run_ = true;
-    window_.setFpsLimit(90);
     keepControllerConfig(true);
     while (run_) {
         detector_.update();

GlosSITarget/TargetWindow.cpp

@@ -51,6 +51,17 @@ TargetWindow::TargetWindow(std::function<void()> on_close, std::vector<std::stri
         // always on top
         SetWindowPos(hwnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
     }
+
+    DEVMODE dev_mode = {};
+    dev_mode.dmSize = sizeof(DEVMODE);
+    dev_mode.dmDriverExtra = 0;
+
+    if (EnumDisplaySettings(nullptr, ENUM_CURRENT_SETTINGS, &dev_mode) == 0) {
+        setFpsLimit(60);
+    }
+    setFpsLimit(dev_mode.dmDisplayFrequency);
+#else
+    setFpsLimit(60);
 #endif
 
     if (!DEV_MODE) {