c_cpp 命令行进度条

Posted 2021-05-14

       std::cout << "[";
            scalar progress = scalar(r) / scalar(numberOfRbfPoints_);
            int barWidth = 80;
            int pos = barWidth * progress;
            for (int i = 0; i < barWidth; ++i) {
                if (i < pos) std::cout << "=";
                else if (i == pos) std::cout << ">";
                else std::cout << " ";
            }
            std::cout << "] " << r+1 << " / " << numberOfRbfPoints_ << "\r";
            std::cout.flush();