Method join

common/tasking/taskschedulerinternal.cpp:288–295

  }

  void TaskScheduler::join()
  {
    mutex.lock();
    size_t threadIndex = allocThreadIndex();
    condition.wait(mutex, [&] () { return hasRootTask.load(); });
    mutex.unlock();
    thread_loop(threadIndex);
  }

  void TaskScheduler::reset() {
    hasRootTask = false;