param: cpu_efficiency

Author: gnusenpai

README.md

@@ -357,6 +357,7 @@ Parameters that are enabled by default have to be explicitly disabled. These (cu
 | `cpu_power`<br>`gpu_power`         | Display CPU/GPU draw in watts                                                         |
 | `cpu_temp`<br>`gpu_temp`<br>`gpu_junction_temp`<br>`gpu_mem_temp`           | Display current CPU/GPU temperature                                                  |
 | `cpu_text`<br>`gpu_text`           | Override CPU and GPU text. `gpu_text` is a list in case of multiple GPUs              |
+| `cpu_efficiency`                   | Display CPU efficiency in frames per joule                                            |
 | `custom_text_center`               | Display a custom text centered useful for a header e.g `custom_text_center=FlightLessMango Benchmarks` |
 | `custom_text`                      | Display a custom text e.g `custom_text=Fsync enabled`                                 |
 | `debug`                            | Shows the graph of gamescope app frametimes and latency (only on gamescope obviously) |
@@ -407,7 +408,7 @@ Parameters that are enabled by default have to be explicitly disabled. These (cu
 | `gpu_voltage`                      | Display GPU voltage (only works on AMD GPUs)                                          |
 | `gpu_list`                         | List GPUs to display `gpu_list=0,1`                                                   |
 | `gpu_efficiency`                   | Display GPU efficiency in frames per joule                                            |
-| `flip_efficiency`                  | Flips GPU efficiency to joules per frame                                              |
+| `flip_efficiency`                  | Flips CPU and GPU efficiency to joules per frame                                              |
 | `hide_fsr_sharpness`               | Hides the sharpness info for the `fsr` option (only available in gamescope)           |
 | `histogram`                        | Change FPS graph to histogram                                                         |
 | `horizontal`                       | Display Mangohud in a horizontal position                                             |

data/MangoHud.conf

@@ -105,6 +105,7 @@ cpu_stats
 # cpu_load_change
 # cpu_load_value=60,90
 # cpu_load_color=39F900,FDFD09,B22222
+# cpu_efficiency
 
 ### Display the current CPU load & frequency for each core
 # core_load

src/hud_elements.cpp

@@ -394,6 +394,24 @@ void HudElements::cpu_stats(){
             HUDElements.TextColored(HUDElements.colors.text, "W");
             ImGui::PopFont();
         }
+
+        if (HUDElements.params->enabled[OVERLAY_PARAM_ENABLED_cpu_efficiency]) {
+            ImguiNextColumnOrNewRow();
+            float efficiency;
+            const char* efficiency_unit;
+            if (HUDElements.params->enabled[OVERLAY_PARAM_ENABLED_flip_efficiency]) {
+                efficiency=cpuStats.GetCPUDataTotal().power/HUDElements.sw_stats->fps;
+                efficiency_unit="J/F";
+            } else {
+                efficiency=HUDElements.sw_stats->fps/cpuStats.GetCPUDataTotal().power;
+                efficiency_unit="F/J";
+            }
+            right_aligned_text(text_color, HUDElements.ralign_width, "%.2f", efficiency);
+            ImGui::SameLine(0, 1.0f);
+            ImGui::PushFont(HUDElements.sw_stats->font1);
+            HUDElements.TextColored(HUDElements.colors.text, efficiency_unit);
+            ImGui::PopFont();
+        }
     }
 }
 

src/overlay_params.h

@@ -115,6 +115,7 @@ typedef unsigned long KeySym;
    OVERLAY_PARAM_BOOL(present_mode)                  \
    OVERLAY_PARAM_BOOL(time_no_label)                 \
    OVERLAY_PARAM_BOOL(display_server)                \
+   OVERLAY_PARAM_BOOL(cpu_efficiency)                \
    OVERLAY_PARAM_BOOL(gpu_efficiency)                \
    OVERLAY_PARAM_BOOL(flip_efficiency)               \
    OVERLAY_PARAM_CUSTOM(fps_sampling_period)         \