clock.cpp

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#include "utils/clock.hpp"
#include <chrono>
 
using namespace galaxis::utils;
 
long long galaxis::utils::get_time_now_ms() {
  auto time_now    = std::chrono::system_clock::now();
  auto time_now_ms = std::chrono::time_point_cast<std::chrono::milliseconds>(time_now);
  auto time_value  = time_now_ms.time_since_epoch();
  return time_value.count();
}
 
long long galaxis::utils::get_time_now_us() {
  auto time_now    = std::chrono::high_resolution_clock::now();
  auto time_now_ns = std::chrono::time_point_cast<std::chrono::microseconds>(time_now);
  auto time_value  = time_now_ns.time_since_epoch();
  return time_value.count();
}
 
// class MicroStopwatch
MicroStopwatch::MicroStopwatch() {
  start();
}
 
void MicroStopwatch::start() {
  time = get_time_now_us();
}
 
long long MicroStopwatch::get() const {
  return get_time_now_us() - time;
}
 
long long MicroStopwatch::get_time() const {
  return get();
}
 
long long MicroStopwatch::get_milliseconds() const {
  return get() / 1000;
}
 
void MicroStopwatch::restart() {
  start();
}