Start logging after first update

src/logging.cpp

@@ -14,6 +14,7 @@ ofstream out;
 bool loggingOn;
 uint64_t log_start, log_end;
 logData currentLogData = {};
+bool logUpdate = false;
 
 string exec(string command) {
    char buffer[128];
@@ -92,17 +93,20 @@ string get_log_suffix(){
 void logging(void *params_void){
   overlay_params *params = reinterpret_cast<overlay_params *>(params_void);
   while (loggingOn){
-    uint64_t now = os_time_get();
-    elapsedLog = now - log_start;
+      cout << logUpdate << endl;
+      uint64_t now = os_time_get();
+      elapsedLog = now - log_start;
 
-    currentLogData.fps = fps;
-    currentLogData.previous = elapsedLog;
-    logArray.push_back(currentLogData);
+      currentLogData.fps = fps;
+      currentLogData.previous = elapsedLog;
+      if (logUpdate)
+        logArray.push_back(currentLogData);
+
+      if (params->log_duration && (elapsedLog) >= params->log_duration * 1000000)
+        loggingOn = false;
+      else
+        this_thread::sleep_for(chrono::milliseconds(params->log_interval));
 
-    if (params->log_duration && (elapsedLog) >= params->log_duration * 1000000)
-      loggingOn = false;
-    else
-      this_thread::sleep_for(chrono::milliseconds(params->log_interval));
   }
 
   writeFile(params->output_file + get_log_suffix());

src/logging.h

@@ -30,6 +30,7 @@ extern std::vector<logData> logArray;
 extern bool loggingOn;
 extern uint64_t log_start, log_end;
 extern logData currentLogData;
+extern bool logUpdate;
 
 void logging(void *params_void);
 void writeFile(string filename);

src/overlay.cpp

@@ -713,6 +713,7 @@ void check_keybinds(struct overlay_params& params){
          log_end = now;
          std::thread(calculate_benchmark_data).detach();
        } else {
+         logUpdate = false;
          benchmark.fps_data.clear();
          log_start = now;
        }
@@ -801,7 +802,7 @@ void update_hud_info(struct swapchain_stats& sw_stats, struct overlay_params& pa
             now - sw_stats.last_present_time;
    }
 
-   if (sw_stats.last_fps_update) {
+
       if (elapsed >= params.fps_sampling_period) {
 
          if (params.enabled[OVERLAY_PARAM_ENABLED_cpu_stats] || loggingOn) {
@@ -839,6 +840,8 @@ void update_hud_info(struct swapchain_stats& sw_stats, struct overlay_params& pa
          currentLogData.cpu_temp = cpuStats.GetCPUDataTotal().temp;
 
          sw_stats.fps = fps;
+         if (!logUpdate)
+            logUpdate = true;
 
          if (params.enabled[OVERLAY_PARAM_ENABLED_time]) {
             std::time_t t = std::time(nullptr);
@@ -851,9 +854,6 @@ void update_hud_info(struct swapchain_stats& sw_stats, struct overlay_params& pa
          sw_stats.last_fps_update = now;
 
       }
-   } else {
-      sw_stats.last_fps_update = now;
-   }
 
    sw_stats.last_present_time = now;
    sw_stats.n_frames++;