Stopwatch.h

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// Stopwatch.h
 
// Implements the cStopwatch class that measures and logs time between its creation and destruction
 
 
 
 
 
#pragma once
 
 
 
 
 
class cStopwatch
{
public:
    cStopwatch(const AString & a_Name):
        m_Name(a_Name),
        m_StartTime(std::chrono::high_resolution_clock::now())
    {
    }
 
    ~cStopwatch()
    {
        auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::high_resolution_clock::now() - m_StartTime).count();
        LOG("Stopwatch: %s took %.03f sec", m_Name, static_cast<double>(duration) / 1000);
    }
 
protected:
    AString m_Name;
    std::chrono::high_resolution_clock::time_point m_StartTime;
};