stopwatch_reporter_example.cpp

//  example/stopwatch_reporter_example.cpp
//  ---------------------------------------------------
//  Copyright Beman Dawes
//  2006, 2008 Copyright 2009-2011 Vicente J. Botet Escriba Distributed under
//  the Boost Software License, Version 1.0. See
//  http://www.boost.org/LICENSE_1_0.txt See
//  http://www.boost.org/libs/chrono/stopwatches for documentation.

#include "simple_stopwatch.hpp"

#include <cmath>

using namespace boost::chrono;

void f1(long j)
{
    std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
    stopwatch_reporter<strict_stopwatch<> > sw;
    std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;

    for (long i = 0; i < j; ++i) {
        std::sqrt(123.456L); // burn some time
    }

    std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
}

int main()
{
    std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
    stopwatch_reporter<strict_stopwatch<> > sw;
    std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;

    f1(1000);
    std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
    f1(2000);
    std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
    f1(3000);
    std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;

    return 0;
}