Timer.h

#pragma once
 
#include <chrono>
 
#include "common/types/SmartPointers.h"
 
#define NS_TO_MS 1e-6f
#define MS_TO_S 1e-3f
 
typedef std::chrono::time_point<std::chrono::high_resolution_clock> TimePoint;
 
class Timer
{
protected:
    static const std::chrono::high_resolution_clock s_Clock;
 
    TimePoint m_StartTime;
    TimePoint m_EndTime;
 
public:
    Timer();
    Timer(Timer&) = delete;
    virtual ~Timer() = default;
 
    static TimePoint Now();
 
    float getTimeMs() const { return (float)(s_Clock.now() - m_StartTime).count() * NS_TO_MS; }
    float getTimeNs() const { return (s_Clock.now() - m_StartTime).count(); }
};