time.h

#pragma once
 
#include <time.h>
 
class Time
{
   public:
    // Due to internal representation of doubles being slightly less accurate/consistent
    // with some numbers and operations, we consider Times that are very close
    // together to be equal (since they likely are, just possibly slightly misrepresented
    // by the system/compiler). We use this EPSILON as a threshold for comparison. 1e-15
    // was chosen as a value because doubles have about 16 consistent significant figures.
    // Comparing numbers with 15 significant figures gives us a
    // small buffer while remaining as accurate as possible.
    // http://www.cplusplus.com/forum/beginner/95128/
    static constexpr double EPSILON = 1e-15;
 
    Time();
 
    double toSeconds() const;
 
    double toMilliseconds() const;
 
    virtual ~Time() = 0;
 
   protected:
    explicit Time(double time_seconds);
 
    // The stored internal value of the Time, in seconds
    double time_in_seconds;
};