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#include "StarTime.hpp"
#include "StarMathCommon.hpp"
#include "StarLexicalCast.hpp"
namespace Star {
double Time::timeSinceEpoch() {
return ticksToSeconds(epochTicks(), epochTickFrequency());
}
int64_t Time::millisecondsSinceEpoch() {
return ticksToMilliseconds(epochTicks(), epochTickFrequency());
}
double Time::monotonicTime() {
return ticksToSeconds(monotonicTicks(), monotonicTickFrequency());
}
int64_t Time::monotonicMilliseconds() {
return ticksToMilliseconds(monotonicTicks(), monotonicTickFrequency());
}
int64_t Time::monotonicMicroseconds() {
return ticksToMicroseconds(monotonicTicks(), monotonicTickFrequency());
}
String Time::printDuration(double time) {
String hours;
String minutes;
String seconds;
String milliseconds;
if (time >= 3600) {
int numHours = (int)time / 3600;
hours = strf("{} hour{}", numHours, numHours == 1 ? "" : "s");
}
if (time >= 60) {
int numMinutes = (int)(time / 60) % 60;
minutes = strf("{} minute{}", numMinutes, numMinutes == 1 ? "" : "s");
}
if (time >= 1) {
int numSeconds = (int)time % 60;
seconds = strf("{} second{}", numSeconds, numSeconds == 1 ? "" : "s");
}
int numMilliseconds = round(fmod(time, 1.0) * 1000);
milliseconds = strf("{} millisecond{}", numMilliseconds, numMilliseconds == 1 ? "" : "s");
return String::joinWith(", ", hours, minutes, seconds, milliseconds);
}
String Time::printCurrentDateAndTime(String format) {
return printDateAndTime(epochTicks(), format);
}
double Time::ticksToSeconds(int64_t ticks, int64_t tickFrequency) {
return ticks / (double)tickFrequency;
}
int64_t Time::ticksToMilliseconds(int64_t ticks, int64_t tickFrequency) {
int64_t ticksPerMs = (tickFrequency + 500) / 1000;
return (ticks + ticksPerMs / 2) / ticksPerMs;
}
int64_t Time::ticksToMicroseconds(int64_t ticks, int64_t tickFrequency) {
int64_t ticksPerUs = (tickFrequency + 500000) / 1000000;
return (ticks + ticksPerUs / 2) / ticksPerUs;
}
int64_t Time::secondsToTicks(double seconds, int64_t tickFrequency) {
return round(seconds * tickFrequency);
}
int64_t Time::millisecondsToTicks(int64_t milliseconds, int64_t tickFrequency) {
return milliseconds * ((tickFrequency + 500) / 1000);
}
int64_t Time::microsecondsToTicks(int64_t microseconds, int64_t tickFrequency) {
return microseconds * ((tickFrequency + 500000) / 1000000);
}
Clock::Clock(bool start) {
m_elapsedTicks = 0;
m_running = false;
if (start)
Clock::start();
}
Clock::Clock(Clock const& clock) {
operator=(clock);
}
Clock& Clock::operator=(Clock const& clock) {
m_elapsedTicks = clock.m_elapsedTicks;
m_lastTicks = clock.m_lastTicks;
m_running = clock.m_running;
return *this;
}
void Clock::reset() {
RecursiveMutexLocker locker(m_mutex);
updateElapsed();
m_elapsedTicks = 0;
}
void Clock::stop() {
RecursiveMutexLocker locker(m_mutex);
m_lastTicks.reset();
m_running = false;
}
void Clock::start() {
RecursiveMutexLocker locker(m_mutex);
m_running = true;
updateElapsed();
}
bool Clock::running() const {
RecursiveMutexLocker locker(m_mutex);
return m_running;
}
double Clock::time() const {
RecursiveMutexLocker locker(m_mutex);
updateElapsed();
return Time::ticksToSeconds(m_elapsedTicks, Time::monotonicTickFrequency());
}
int64_t Clock::milliseconds() const {
RecursiveMutexLocker locker(m_mutex);
updateElapsed();
return Time::ticksToMilliseconds(m_elapsedTicks, Time::monotonicTickFrequency());
}
void Clock::setTime(double time) {
RecursiveMutexLocker locker(m_mutex);
updateElapsed();
m_elapsedTicks = Time::secondsToTicks(time, Time::monotonicTickFrequency());
}
void Clock::setMilliseconds(int64_t millis) {
RecursiveMutexLocker locker(m_mutex);
updateElapsed();
m_elapsedTicks = Time::millisecondsToTicks(millis, Time::monotonicTickFrequency());
}
void Clock::adjustTime(double timeAdjustment) {
RecursiveMutexLocker locker(m_mutex);
setTime(max<double>(0.0, time() + timeAdjustment));
}
void Clock::adjustMilliseconds(int64_t millisAdjustment) {
RecursiveMutexLocker locker(m_mutex);
setMilliseconds(milliseconds() + millisAdjustment);
}
void Clock::updateElapsed() const {
if (!m_running)
return;
int64_t currentTicks = Time::monotonicTicks();
if (m_lastTicks)
m_elapsedTicks += (currentTicks - *m_lastTicks);
m_lastTicks = currentTicks;
}
Timer Timer::withTime(double timeLeft, bool start) {
Timer timer;
timer.setTime(-timeLeft);
if (start)
timer.start();
return timer;
}
Timer Timer::withMilliseconds(int64_t millis, bool start) {
Timer timer;
timer.setMilliseconds(-millis);
if (start)
timer.start();
return timer;
}
Timer::Timer() : Clock(false) {
setTime(0.0);
}
Timer::Timer(Timer const& timer)
: Clock(timer) {}
Timer& Timer::operator=(Timer const& timer) {
Clock::operator=(timer);
return *this;
}
void Timer::restart(double timeLeft) {
Clock::setTime(-timeLeft);
Clock::start();
}
void Timer::restartWithMilliseconds(int64_t millisecondsLeft) {
Clock::setMilliseconds(-millisecondsLeft);
Clock::start();
}
double Timer::timeLeft(bool negative) const {
double timeLeft = -Clock::time();
if (!negative)
timeLeft = max(0.0, timeLeft);
return timeLeft;
}
int64_t Timer::millisecondsLeft(bool negative) const {
int64_t millisLeft = -Clock::milliseconds();
if (!negative)
millisLeft = max<int64_t>(0, millisLeft);
return millisLeft;
}
bool Timer::timeUp() const {
return Clock::time() >= 0.0;
}
}
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