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#pragma once
#include <stdint.h>
constexpr double MICROS_TO_SECS = 0.000001;
constexpr double MICROS_TO_MILLIS = 0.001;
namespace common
{
/**
* A representation of time.
*/
class Time
{
public:
/**
* A representation of time.
*
* @param time_micros Time in microseconds
*/
explicit Time(uint64_t time_micros);
/**
* Updates the time to the current time.
*/
void update();
/**
* Returns the difference between two points in time.
*
* @param prev_time A previous point in time
*/
Time diff(Time prev_time) const;
/**
* Returns the time in seconds.
*/
double secs() const;
/**
* Returns the time in milliseconds.
*/
double millisecs() const;
/**
* Returns the time in microseconds.
*/
uint64_t microsecs() const;
private:
uint64_t _time_micros;
};
/**
* Returns a time object for the time since the program started.
*/
Time time_now();
} // namespace common
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