Add show_fps_limit param

README.md

@@ -195,6 +195,7 @@ Parameters that are enabled by default have to be explicitly disabled. These (cu
 | `table_columns`                    | Set the number of table columns for ImGui, defaults to 3                              |
 | `blacklist`                        | Add a program to the blacklist. e.g `blacklist=vkcube,WatchDogs2.exe`                 |
 | `resolution`                       | Display the current resolution                                                        |
+| `show_fps_limit`                   | Display the current fps limit                                                         |
 
 Example: `MANGOHUD_CONFIG=cpu_temp,gpu_temp,position=top-right,height=500,font_size=32`
 Because comma is also used as option delimiter and needs to be escaped for values with a backslash, you can use `+` like `MANGOHUD_CONFIG=fps_limit=60+30+0` instead.

bin/MangoHud.conf

@@ -59,6 +59,10 @@ frame_timing
 ### Display the current resolution
 # resolution
 
+### Show current fps limit
+#  show_fps_limit
+
+
 ### Time formatting examples
 # time_format = %H:%M
 # time_format = [ %T %F ]

src/hud_elements.cpp

@@ -482,6 +482,20 @@ void HudElements::resolution(){
     ImGui::PopFont();
 }
 
+void HudElements::show_fps_limit(){
+    int fps = 0;
+    double frame_time = (double)fps_limit_stats.targetFrameTime.count()/1000000;
+    if (frame_time > 0.0){
+        fps = (1 / frame_time) *1000;
+    }
+    ImGui::TableNextRow();
+    ImGui::PushFont(HUDElements.sw_stats->font1);
+    ImGui::TextColored(HUDElements.colors.engine, "%s","FPS limit");
+    ImGui::TableNextCell();
+    right_aligned_text(HUDElements.colors.text, HUDElements.ralign_width, "%i", fps);
+    ImGui::PopFont();
+}
+
 void HudElements::graphs(){
     ImGui::TableNextRow();
     ImGui::Dummy(ImVec2(0.0f, real_font_size.y));
@@ -621,7 +635,8 @@ void HudElements::sort_elements(std::pair<std::string, std::string> option){
     if (param == "wine")            { ordered_functions.push_back({wine, value});           }
     if (param == "frame_timing")    { ordered_functions.push_back({frame_timing, value});   }
     if (param == "media_player")    { ordered_functions.push_back({media_player, value});   }
-    if (param == "resolution")      { ordered_functions.push_back({resolution, value});   }
+    if (param == "resolution")      { ordered_functions.push_back({resolution, value});     }
+    if (param == "show_fps_limit")  { ordered_functions.push_back({show_fps_limit, value}); }
     if (param == "graphs"){
         if (!HUDElements.params->enabled[OVERLAY_PARAM_ENABLED_graphs])
             HUDElements.params->enabled[OVERLAY_PARAM_ENABLED_graphs] = true;

src/hud_elements.h

@@ -40,6 +40,7 @@ class HudElements{
         static void frame_timing();
         static void media_player();
         static void resolution();
+        static void show_fps_limit();
         static void graphs();
 
         void convert_colors(struct overlay_params& params);

src/overlay_params.h

@@ -60,6 +60,7 @@ typedef unsigned long KeySym;
    OVERLAY_PARAM_BOOL(cpu_mhz)                       \
    OVERLAY_PARAM_BOOL(frametime)                     \
    OVERLAY_PARAM_BOOL(resolution)                    \
+   OVERLAY_PARAM_BOOL(show_fps_limit)                \
    OVERLAY_PARAM_CUSTOM(fps_sampling_period)         \
    OVERLAY_PARAM_CUSTOM(output_folder)               \
    OVERLAY_PARAM_CUSTOM(output_file)                 \