Add brain hz

Author: javizqh

exercises/static/exercises/follow_line/cpp_template/ros2_humble/Frequency.hpp

@@ -4,6 +4,7 @@
 #include <chrono>
 #include <iostream>
 #include <thread>
+#include <bits/stdc++.h>
 
 using namespace std;
 
@@ -17,6 +18,7 @@ class Frequency
   Frequency(/* args */);
   ~Frequency();
 
+  static int rate;
   void tick(int ideal_cycle);
 };
 
@@ -45,11 +47,18 @@ void Frequency::tick(int ideal_cycle = 50)
 
   if (iter_ms < ideal_ms)
   {
+    rate = round(1000 / ideal_ms.count());
     this_thread::sleep_for(chrono::milliseconds(ideal_ms - iter_ms));
   }
+  else
+  {
+    rate = round(1000 / iter_ms.count());
+  }
 
   last_time = now;
   return;
 }
 
+int Frequency::rate = 0;
+
 #endif

exercises/static/exercises/follow_line/cpp_template/ros2_humble/WebGUI.hpp

@@ -14,6 +14,7 @@
 #include "opencv2/opencv.hpp"
 #include "json.hpp"
 #include "HAL.hpp"
+#include "Frequency.hpp"
 #include "Lap.hpp"
 #include <utility>
 #include <iomanip>
@@ -203,7 +204,7 @@ class session : public std::enable_shared_from_this<session>
         std::stringstream stream;
         stream << std::fixed << std::setprecision(2) << rtf;
         std::string rtf_str = stream.str();
-        const json j = json{{"map", map.dump()}, {"image", WebGUI::img_payload}, {"lap", lap_->getLapTime()}, {"brain", 20}, {"gui", 20}, {"rtf", rtf_str}, {"fps", -1}, {"lat", -1}};
+        const json j = json{{"map", map.dump()}, {"image", WebGUI::img_payload}, {"lap", lap_->getLapTime()}, {"brain", Frequency::rate}, {"gui", 20}, {"rtf", rtf_str}, {"fps", -1}, {"lat", -1}};
         auto const text = j.dump();
 
         // Close the WebSocket connection

react_frontend/src/components/buttons/PlayPause.tsx

@@ -106,6 +106,7 @@ const PlayPauseButton = ({
         console.log("App paused correctly!");
         return;
       } catch (e: unknown) {
+        setLoading(false);
         if (e instanceof Error) {
           console.error("Error pausing app: " + e.message);
           error("Error pausing app: " + e.message);