Change _params to pointer

src/gl/imgui_hud.cpp

@@ -75,7 +75,7 @@ void imgui_init()
         return;
 
     parse_overlay_config(&params, getenv("MANGOHUD_CONFIG"));
-    _params = params;
+    _params = &params;
 
    //check for blacklist item in the config file
    for (auto& item : params.blacklist) {

src/keybinds.cpp

@@ -85,7 +85,7 @@ void check_keybinds(struct swapchain_stats& sw_stats, struct overlay_params& par
 #endif
       if (pressed){
          parse_overlay_config(&params, getenv("MANGOHUD_CONFIG"));
-         _params = params;
+         _params = &params;
          reload_cfg_press = now;
       }
    }

src/logging.cpp

@@ -100,7 +100,7 @@ void logging(){
   logger->wait_until_data_valid();
   while (logger->is_active()){
       logger->try_log();
-      this_thread::sleep_for(chrono::milliseconds(_params.log_interval));
+      this_thread::sleep_for(chrono::milliseconds(_params->log_interval));
   }
 }
 
@@ -117,7 +117,7 @@ void Logger::start_logging() {
   m_values_valid = false;
   m_logging_on = true;
   m_log_start = Clock::now();
-  if((!_params.output_folder.empty()) && (_params.log_interval != 0)){
+  if((!_params->output_folder.empty()) && (_params->log_interval != 0)){
     std::thread(logging).detach();
   }
 }
@@ -129,11 +129,11 @@ void Logger::stop_logging() {
 
   calculate_benchmark_data();
 
-  if(!_params.output_folder.empty()) {
+  if(!_params->output_folder.empty()) {
     std::string program = get_wine_exe_name();
     if (program.empty())
         program = get_program_name();
-    m_log_files.emplace_back(_params.output_folder + "/" + program + "_" + get_log_suffix());
+    m_log_files.emplace_back(_params->output_folder + "/" + program + "_" + get_log_suffix());
     std::thread(writeFile, m_log_files.back()).detach();
   }
 }
@@ -149,7 +149,7 @@ void Logger::try_log() {
   currentLogData.frametime = frametime;
   m_log_array.push_back(currentLogData);
 
-  if(_params.log_duration && (elapsedLog >= std::chrono::seconds(_params.log_duration))){
+  if(_params->log_duration && (elapsedLog >= std::chrono::seconds(_params->log_duration))){
     stop_logging();
   }
 }

src/overlay.cpp

@@ -42,7 +42,7 @@ struct fps_limit fps_limit_stats {};
 ImVec2 real_font_size;
 std::vector<logData> graph_data;
 const char* engines[] = {"Unknown", "OpenGL", "VULKAN", "DXVK", "VKD3D", "DAMAVAND", "ZINK", "WINED3D", "Feral3D", "ToGL"};
-overlay_params _params {};
+overlay_params *_params {};
 
 void update_hw_info(struct swapchain_stats& sw_stats, struct overlay_params& params, uint32_t vendorID)
 {
@@ -211,7 +211,7 @@ void calculate_benchmark_data(){
 
    size_t max_label_size = 0;
 
-   for (std::string percentile : _params.benchmark_percentiles) {
+   for (std::string percentile : _params->benchmark_percentiles) {
       float result;
 
       // special case handling for a mean-based average

src/overlay.h

@@ -105,7 +105,7 @@ extern struct benchmark_stats benchmark;
 extern ImVec2 real_font_size;
 extern std::string wineVersion;
 extern std::vector<logData> graph_data;
-extern overlay_params _params;
+extern overlay_params *_params;
 
 void position_layer(struct swapchain_stats& data, struct overlay_params& params, ImVec2 window_size);
 void render_imgui(swapchain_stats& data, struct overlay_params& params, ImVec2& window_size, bool is_vulkan);

src/vulkan.cpp

@@ -1931,7 +1931,7 @@ static VkResult overlay_CreateInstance(
    instance_data_map_physical_devices(instance_data, true);
 
    parse_overlay_config(&instance_data->params, getenv("MANGOHUD_CONFIG"));
-   _params = instance_data->params;
+   _params = &instance_data->params;
 
    //check for blacklist item in the config file
    for (auto& item : instance_data->params.blacklist) {