#include <iostream>
#include <boost/chrono/floor.hpp>
#include <boost/chrono/round.hpp>
#include <boost/chrono/ceil.hpp>
int main()
{
boost::chrono::milliseconds ms(2500);
std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
std::cout << boost::chrono::floor<boost::chrono::seconds>(ms).count()
<< " seconds\n";
std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
std::cout << boost::chrono::round<boost::chrono::seconds>(ms).count()
<< " seconds\n";
std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
std::cout << boost::chrono::ceil<boost::chrono::seconds>(ms).count()
<< " seconds\n";
std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
ms = boost::chrono::milliseconds(2516);
std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
typedef boost::chrono::duration<long, boost::ratio<1, 30> > frame_rate;
std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
std::cout << boost::chrono::floor<frame_rate>(ms).count()
<< " [1/30] seconds\n";
std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
std::cout << boost::chrono::round<frame_rate>(ms).count()
<< " [1/30] seconds\n";
std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
std::cout << boost::chrono::ceil<frame_rate>(ms).count()
<< " [1/30] seconds\n";
std::cout << __FILE__ << "[" << __LINE__ << "]" << std::endl;
return 0;
}