2016-04-24 02:45:01 +08:00
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#pragma once
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#include <chrono>
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2017-02-18 21:36:50 +08:00
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namespace utils {
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2017-07-15 01:33:45 +08:00
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class Timer {
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2017-02-18 18:54:37 +08:00
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public:
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2017-07-15 01:33:45 +08:00
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/** Time elapsed since creation. */
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std::chrono::duration<double> Elapsed() {
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return std::chrono::steady_clock::now() - start_time_;
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2017-02-18 18:54:37 +08:00
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}
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2016-12-22 22:51:16 +08:00
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2017-02-18 18:54:37 +08:00
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private:
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2017-07-15 01:33:45 +08:00
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std::chrono::time_point<std::chrono::steady_clock> start_time_ =
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std::chrono::steady_clock::now();
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2016-04-24 02:45:01 +08:00
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};
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};
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