#include "Timer.h" using namespace std::chrono; Timer::Timer() noexcept { last = steady_clock::now(); } float Timer::Mark() noexcept { const auto old = last; last = steady_clock::now(); const duration frameTime = last - old; return frameTime.count(); } float Timer::Peek() const noexcept { return duration(steady_clock::now() - last).count(); }