Don't update metrics if we're not logging and not displaying

src/amdgpu.cpp

@@ -5,6 +5,8 @@
 #include "gpu.h"
 #include "cpu.h"
 #include "overlay.h"
+#include "hud_elements.h"
+#include "logging.h"
 
 std::string metrics_path = "";
 struct amdgpu_common_metrics amdgpu_common_metrics;
@@ -154,7 +156,10 @@ void amdgpu_metrics_polling_thread() {
 	memset(metrics_buffer, 0, sizeof(metrics_buffer));
 
 	while (1) {
-		amdgpu_get_samples_and_copy(metrics_buffer, gpu_load_needs_dividing);
+		if (HUDElements.params->no_display && !logger->is_active())
+			usleep(100000);
+		else
+			amdgpu_get_samples_and_copy(metrics_buffer, gpu_load_needs_dividing);
 	}
 }
 

src/amdgpu.h

@@ -5,6 +5,7 @@
 #include <inttypes.h>
 #include <unistd.h>
 #include <string>
+#include "overlay_params.h"
 // #include <vector>
 
 #define METRICS_UPDATE_PERIOD_MS 500

src/app/main.cpp

@@ -145,7 +145,9 @@ static void msg_read_thread(){
         size_t msg_size = msgrcv(msgid, (void *) raw_msg, sizeof(raw_msg), 1, 0) + sizeof(long);
         if (hdr->version == 1){
             if (msg_size > offsetof(struct mangoapp_msg_v1, visible_frametime_ns)){
-                update_hud_info_with_frametime(sw_stats, params, vendorID, mangoapp_v1->visible_frametime_ns);
+                if (!params.no_display || logger->is_active())
+                    update_hud_info_with_frametime(sw_stats, params, vendorID, mangoapp_v1->visible_frametime_ns);
+
                 if (msg_size > offsetof(mangoapp_msg_v1, fsrUpscale)){
                     g_fsrUpscale = mangoapp_v1->fsrUpscale;
                     if (params.fsr_steam_sharpness < 0)

src/overlay.cpp

@@ -286,7 +286,8 @@ void update_hud_info_with_frametime(struct swapchain_stats& sw_stats, const stru
 void update_hud_info(struct swapchain_stats& sw_stats, const struct overlay_params& params, uint32_t vendorID){
    uint64_t now = os_time_get_nano(); /* ns */
    uint64_t frametime_ns = now - sw_stats.last_present_time;
-   update_hud_info_with_frametime(sw_stats, params, vendorID, frametime_ns);
+   if (!params.no_display || logger->is_active())
+      update_hud_info_with_frametime(sw_stats, params, vendorID, frametime_ns);
 }
 
 float get_time_stat(void *_data, int _idx)