diff --git a/src/main.cpp b/src/main.cpp index 22dfe2e..c224a4f 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -17,29 +17,5 @@ int main(int argc, char* argv[]) { MainWindow w; w.show(); - for (int threads = 1; threads <= 16; threads++){ - int num_steps = 100'000; - double step = 1.0 / double(num_steps); - - omp_set_num_threads(threads); - double pi = 0; - auto t = high_resolution_clock ::now(); - #pragma omp parallel - { - int numThreads = omp_get_num_threads(); - int threadId = omp_get_thread_num(); - int i; - double localSum = 0; - for (i = threadId; i < num_steps; i += numThreads){ - double x = (i + 0.5) * step; - localSum += 4.0 / (1.0 + x * x); - } - #pragma omp atomic - pi += localSum * step; - } - std::cout << threads << " " << duration_cast(high_resolution_clock::now() - t).count() << " "; - std::cout << pi << std::endl; - } - return QApplication::exec(); }