Add output resolution to video debug window. (#167)

Author: squidbus

MarathonRecomp/gpu/video.cpp

@@ -2696,6 +2696,9 @@ static void DrawProfiler()
         if (sdlVideoDriver != nullptr)
             ImGui::Text("SDL Video Driver: %s", sdlVideoDriver);
 
+        ImGui::NewLine();
+        ImGui::Text("Output Resolution: %d x %d", Video::s_viewportWidth, Video::s_viewportHeight);
+
         ImGui::NewLine();
         ImGui::Checkbox("Show FPS", &Config::ShowFPS.Value);
         ImGui::NewLine();