39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
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#ifndef __TIMER_HH__
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#define __TIMER_HH__
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#include <chrono>
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#include <iostream>
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class Timer {
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public:
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Timer() : Timer("") {
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}
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Timer(const char* name) : m_Name(name), m_Stopped(false) {
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m_StartTimePoint = std::chrono::high_resolution_clock::now();
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}
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~Timer() {
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if (!m_Stopped) {
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Stop();
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}
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}
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private:
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const char* m_Name;
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std::chrono::time_point<std::chrono::high_resolution_clock> m_StartTimePoint;
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bool m_Stopped;
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void Stop() {
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auto endTimePont = std::chrono::high_resolution_clock::now();
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auto start = std::chrono::time_point_cast<std::chrono::microseconds>(m_StartTimePoint).time_since_epoch().count();
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auto end = std::chrono::time_point_cast<std::chrono::microseconds>(endTimePont).time_since_epoch().count();
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auto duration = end - start;
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double ms = duration * 0.001;
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std::cout << m_Name << ": " << duration << "us (" << ms << "ms)\n";
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m_Stopped = true;
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}
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};
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#endif
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