148 lines
4.1 KiB
C++
148 lines
4.1 KiB
C++
/*
|
|
* Created by Brett on 04/01/23.
|
|
* Licensed under GNU General Public License V3.0
|
|
* See LICENSE file for license detail
|
|
*/
|
|
|
|
#include <chrono>
|
|
#include <ctime>
|
|
#include <sstream>
|
|
|
|
#ifndef BLT_TIME_H
|
|
#define BLT_TIME_H
|
|
|
|
namespace blt::system
|
|
{
|
|
|
|
static inline std::string ensureHasDigits(int current, int digits)
|
|
{
|
|
std::string asString = std::to_string(current);
|
|
auto length = digits - asString.length();
|
|
if (length <= 0)
|
|
return asString;
|
|
std::string zeros;
|
|
zeros.reserve(length);
|
|
for (unsigned int i = 0; i < length; i++)
|
|
{
|
|
zeros += '0';
|
|
}
|
|
return zeros + asString;
|
|
}
|
|
|
|
static inline auto getCurrentTimeNanoseconds()
|
|
{
|
|
return std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::high_resolution_clock::now().time_since_epoch()).count();
|
|
}
|
|
|
|
static inline auto nanoTime()
|
|
{
|
|
return getCurrentTimeNanoseconds();
|
|
}
|
|
|
|
static inline auto getCurrentTimeMilliseconds()
|
|
{
|
|
return std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::high_resolution_clock::now().time_since_epoch()).count();
|
|
}
|
|
|
|
static inline int64_t getCPUThreadTime()
|
|
{
|
|
#ifdef unix
|
|
timespec time{};
|
|
clock_gettime(CLOCK_THREAD_CPUTIME_ID, &time);
|
|
return time.tv_sec * static_cast<int64_t>(1e9) + time.tv_nsec;
|
|
#else
|
|
return std::clock();
|
|
#endif
|
|
}
|
|
|
|
static inline int64_t getCPUTime()
|
|
{
|
|
#ifdef unix
|
|
timespec time{};
|
|
clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &time);
|
|
return time.tv_sec * static_cast<int64_t>(1e9) + time.tv_nsec;
|
|
#else
|
|
return std::clock();
|
|
#endif
|
|
}
|
|
|
|
static inline auto getCPUTimerResolution()
|
|
{
|
|
#ifdef unix
|
|
timespec res{};
|
|
clock_getres(CLOCK_PROCESS_CPUTIME_ID, &res);
|
|
return res.tv_sec * static_cast<int64_t>(1e9) + res.tv_nsec;
|
|
#else
|
|
return 1;
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* Standard time string is formatted as follows:
|
|
* Year-Month-Date Hour:Min:Second
|
|
* If you do not want a space in the string use getTimeStringFS(); (Time String for easy filesystem)
|
|
* @return the BLT standard string of time.now
|
|
*/
|
|
static inline std::string getTimeString()
|
|
{
|
|
auto t = std::time(nullptr);
|
|
auto now = std::localtime(&t);
|
|
std::stringstream timeString;
|
|
timeString << (1900 + now->tm_year);
|
|
timeString << "-";
|
|
timeString << (1 + now->tm_mon);
|
|
timeString << "-";
|
|
timeString << now->tm_mday;
|
|
timeString << " ";
|
|
timeString << now->tm_hour;
|
|
timeString << ":";
|
|
timeString << now->tm_min;
|
|
timeString << ":";
|
|
timeString << now->tm_sec;
|
|
return timeString.str();
|
|
}
|
|
|
|
/**
|
|
* Standard logging time string is formatted as follows:
|
|
* Hour:Min:Second
|
|
* @return the BLT standard logging string of time.now
|
|
*/
|
|
static inline std::string getTimeStringLog()
|
|
{
|
|
auto t = std::time(nullptr);
|
|
auto now = std::localtime(&t);
|
|
std::string timeString = "[";
|
|
timeString += ensureHasDigits(now->tm_hour, 2);
|
|
timeString += ":";
|
|
timeString += ensureHasDigits(now->tm_min, 2);
|
|
timeString += ":";
|
|
timeString += ensureHasDigits(now->tm_sec, 2);
|
|
timeString += "] ";
|
|
return timeString;
|
|
}
|
|
|
|
/**
|
|
* @return the BLT standard string of time.now (See getTimeString()) that is filesystem friendly (FAT compatible).
|
|
*/
|
|
static inline std::string getTimeStringFS()
|
|
{
|
|
auto t = std::time(nullptr);
|
|
auto now = std::localtime(&t);
|
|
std::stringstream timeString;
|
|
timeString << (1900 + now->tm_year);
|
|
timeString << "-";
|
|
timeString << (1 + now->tm_mon);
|
|
timeString << "-";
|
|
timeString << now->tm_mday;
|
|
timeString << "_";
|
|
timeString << now->tm_hour;
|
|
timeString << "-";
|
|
timeString << now->tm_min;
|
|
timeString << "-";
|
|
timeString << now->tm_sec;
|
|
return timeString.str();
|
|
}
|
|
}
|
|
|
|
#endif //BLT_TIME_H
|