Closes #37

Author: LLeny

frontend/config.cpp

@@ -33,17 +33,6 @@ void Config::load(App *app)
     {
         LOG(LOGLEVEL_ERROR) << "Config - Couldn't load config file " << filename;
     }
-
-    initialize();
-    load_recents(app);
-
-    app->set_dimensions({(float)_store.main_window_width, (float)_store.main_window_height});
-    app->set_position({(float)_store.main_window_x_pos, (float)_store.main_window_y_pos});
-
-    app->gui()->_comlynx_visible = _store.comlynx_visisble;
-    app->gui()->_console_visible = _store.console_visible;
-    app->gui()->_sessionscontrol_visible = _store.sessionscontrol_visible;
-    Console::get_instance().set_log_level(_store.log_level);
 }
 
 void Config::save_recents(App *app)
@@ -66,7 +55,22 @@ void Config::load_recents(App *app)
     }
 }
 
-void Config::initialize()
+void Config::initialize(App *app)
+{
+    load_recents(app);
+
+    app->set_dimensions({(float)_store.main_window_width, (float)_store.main_window_height});
+    app->set_position({(float)_store.main_window_x_pos, (float)_store.main_window_y_pos});
+
+    app->gui()->_comlynx_visible = _store.comlynx_visisble;
+    app->gui()->_console_visible = _store.console_visible;
+    app->gui()->_sessionscontrol_visible = _store.sessionscontrol_visible;
+    Console::get_instance().set_log_level(_store.log_level);
+
+    update_ui_settings();
+}
+
+void Config::update_ui_settings()
 {
     apply_theme();
     // apply_font(); // https://github.com/ocornut/imgui/pull/3761
@@ -471,7 +475,7 @@ void Config::apply_font(float scale)
 
     io.Fonts->Clear();
 
-    int font_size = scale * 16;
+    int font_size = (store().ui_scale > 0 ? store().ui_scale : scale) * 16;
 
     ImFontConfig cfg;
     cfg.MergeMode = true;

frontend/gui/app.cpp

@@ -76,6 +76,8 @@ void App::close_session(std::string session_identifier)
 
 void App::initialize()
 {
+    Config::get_instance().load(this);
+
     _gui = std::make_shared<GUI>();
     _gui->initialize();
     _gui->sessions_control().set_app(shared_from_this());
@@ -90,7 +92,7 @@ void App::initialize()
 
     _renderer->setTitle(APP_NAME " " APP_VERSION);
 
-    Config::get_instance().load(this);
+    Config::get_instance().initialize(this);
 
     if (!sound_initialize())
     {

frontend/gui/settings.cpp

@@ -15,7 +15,7 @@ Settings::~Settings()
 
 bool Settings::render()
 {
-    ImGui::AlignTextToFramePadding();
+        ImGui::AlignTextToFramePadding();
 
     if (ImGui::BeginTable("#settingstable", 2, ImGuiTableFlags_NoBordersInBody | ImGuiTableFlags_SizingStretchProp))
     {
@@ -34,6 +34,16 @@ bool Settings::render()
             Config::get_instance().store().theme = "light";
         }
 
+        ImGui::TableNextColumn();
+        ImGui::Text("UI Scale");
+        
+        ImGui::TableNextColumn();
+        float scale = Config::get_instance().store().ui_scale;
+        if (ImGui::SliderFloat("float", &scale, 0.0f, 10.0f, "%.1f"))
+        {
+            Config::get_instance().store().ui_scale = scale;
+        }
+
         ImGui::TableNextColumn();
         ImGui::Text("Lynx ROM");
 

frontend/include/config.h

@@ -156,6 +156,7 @@ struct ConfigStore
     std::string theme = "dark";
     std::string last_rom_folder = ".";
     std::string lynx_rom_file = "./lynxboot.img";
+    float ui_scale = 0;
     bool break_on_undocumented_opcode = false;
     int main_window_x_pos = 10, main_window_y_pos = 10;
     int main_window_width = 800, main_window_height = 600;
@@ -176,6 +177,7 @@ struct ConfigStore
         archive(CEREAL_NVP(last_rom_folder));
         archive(CEREAL_NVP(lynx_rom_file));
         archive(CEREAL_NVP(break_on_undocumented_opcode));
+        archive(CEREAL_NVP(ui_scale));
         archive(CEREAL_NVP(main_window_x_pos));
         archive(CEREAL_NVP(main_window_y_pos));
         archive(CEREAL_NVP(main_window_width));
@@ -209,7 +211,8 @@ class Config
     void apply_font(float scale);
     void load_recents(App *app);
     void save_recents(App *app);
-    void initialize();
+    void initialize(App *app);
+    void update_ui_settings();
 
     void save_sessions(std::vector<std::shared_ptr<SessionGUI>> sessions);
     void load_session(std::shared_ptr<SessionGUI> session);

frontend/renderer/vk_renderer.cpp

@@ -14,7 +14,7 @@ static VKAPI_ATTR VkBool32 VKAPI_CALL debug_callback(VkDebugUtilsMessageSeverity
     }
     else if (messageSeverity & VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT)
     {
-        L_WARNING << messageType << ": " << pCallbackData->pMessage;
+        LOG(LOGLEVEL_WARN) << messageType << ": " << pCallbackData->pMessage;
     }
     else
     {
@@ -731,8 +731,8 @@ void VulkanRenderer::render_ImGui(std::shared_ptr<GUI> ui)
 
     if (ui->menu().settings().update_pending())
     {
-        Config::get_instance().initialize();
         ui->menu().settings().set_update_pending(false);
+        Config::get_instance().update_ui_settings();
     }
 
     ImGui_ImplVulkan_NewFrame();