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37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
/*
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* Created by Phil on 05/08/2013.
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* Copyright 2013 Two Blue Cubes Ltd. All rights reserved.
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*
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* Distributed under the Boost Software License, Version 1.0. (See accompanying
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* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#include "catch_timer.h"
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#include <chrono>
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namespace Catch {
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auto getCurrentNanosecondsSinceEpoch() -> uint64_t {
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return std::chrono::duration_cast<std::chrono::nanoseconds>( std::chrono::high_resolution_clock::now().time_since_epoch() ).count();
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}
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void Timer::start() {
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m_nanoseconds = getCurrentNanosecondsSinceEpoch();
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}
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auto Timer::getElapsedNanoseconds() const -> unsigned int {
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return static_cast<unsigned int>(getCurrentNanosecondsSinceEpoch() - m_nanoseconds);
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}
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auto Timer::getElapsedMicroseconds() const -> unsigned int {
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return static_cast<unsigned int>(getElapsedNanoseconds()/1000);
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}
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auto Timer::getElapsedMilliseconds() const -> unsigned int {
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return static_cast<unsigned int>(getElapsedMicroseconds()/1000);
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}
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auto Timer::getElapsedSeconds() const -> double {
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return getElapsedMicroseconds()/1000000.0;
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}
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} // namespace Catch
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