30 lines
447 B
C++
30 lines
447 B
C++
#include "TimeIt.hpp"
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#if __cplusplus <= 199711L
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void Timer::reset()
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{
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clock_gettime(CLOCK_REALTIME, &beg_);
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}
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double Timer::elapsed()
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{
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clock_gettime(CLOCK_REALTIME, &end_);
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return end_.tv_sec - beg_.tv_sec +
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(end_.tv_nsec - beg_.tv_nsec) / 1000000000.;
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}
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#else
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void Timer::reset()
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{
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beg_ = clock_::now();
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}
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double Timer::elapsed()
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{
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return std::chrono::duration_cast<second_>
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(clock_::now() - beg_).count();
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}
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#endif |