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feat(time): change TimingMethod enum names, add OsTimeGetTimingMethodName for Windows

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phaneron 2025-04-11 02:32:39 -04:00
parent 52330085e1
commit b3d83388ef
3 changed files with 35 additions and 16 deletions
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16
common/time/Time.hpp
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@ -4,12 +4,10 @@
#include <cstdint> #include <cstdint>
enum TimingMethod { enum TimingMethod {
NotSet = -1, Timing_NotSet = -1,
BestAvailable = 0, Timing_BestAvailable = 0,
// GetTickCount (Windows), mach_absolute_time (MacOS) Timing_GetTickCount = 1,
SystemMethod1 = 1, Timing_QueryPerformanceCounter = 2
// QueryPerformanceCounter (Windows), Carbon Microseconds (MacOS)
SystemMethod2 = 2
}; };
void OsTimeStartup(TimingMethod timingMethod); void OsTimeStartup(TimingMethod timingMethod);
@ -24,4 +22,10 @@ int64_t OsGetAsyncClocksPerSecond();
void OsSleep(uint32_t duration); void OsSleep(uint32_t duration);
#if defined(WHOA_SYSTEM_WIN)
const char* OsTimeGetTimingMethodName(TimingMethod timingMethod);
#endif
#endif #endif

17
common/time/win/Time.cpp
View file

@ -30,6 +30,21 @@ void OsTimeShutdown() {
OsTimeManagerDestroy(); OsTimeManagerDestroy();
} }
const char* OsTimeGetTimingMethodName(TimingMethod timingMethod) {
switch (timingMethod) {
case Timing_BestAvailable:
return "[Best Available]";
case Timing_GetTickCount:
return "GetTickCount";
case Timing_QueryPerformanceCounter:
return "QueryPerformanceCounter";
case Timing_NotSet:
return "[Not Set]";
default:
return "[Unknown]";
}
}
uint64_t OsGetAsyncTimeMsPrecise() { uint64_t OsGetAsyncTimeMsPrecise() {
return s_OsTimeMgr->Snapshot(); return s_OsTimeMgr->Snapshot();
} }
@ -39,7 +54,7 @@ uint64_t OsGetAsyncTimeMs() {
} }
int64_t OsGetAsyncClocksPerSecond() { int64_t OsGetAsyncClocksPerSecond() {
if (s_OsTimeMgr->timingMethod == SystemMethod2) { if (s_OsTimeMgr->timingMethod == Timing_QueryPerformanceCounter) {
return s_OsTimeMgr->performanceFrequency; return s_OsTimeMgr->performanceFrequency;
} else { } else {
return 1000LL; return 1000LL;

16
common/time/win/TimeManager.cpp
View file

@ -7,19 +7,19 @@
#include <cmath> #include <cmath>
OsTimeManager::OsTimeManager(TimingMethod tm) { OsTimeManager::OsTimeManager(TimingMethod tm) {
this->timingMethod = NotSet; this->timingMethod = Timing_NotSet;
auto method = this->Calibrate(); auto method = this->Calibrate();
if (tm != BestAvailable && method != timingMethod) { if (tm != Timing_BestAvailable && method != timingMethod) {
if (tm == SystemMethod2 && method == SystemMethod1) { if (tm == Timing_QueryPerformanceCounter && method == Timing_GetTickCount) {
this->timingTestError = 5; this->timingTestError = 5;
} }
method = tm; method = tm;
} }
this->timingMethod = method; this->timingMethod = method;
auto freq = method == SystemMethod2 ? this->performanceFrequency : static_cast<int64_t>(1000LL); auto freq = method == Timing_QueryPerformanceCounter ? this->performanceFrequency : static_cast<int64_t>(1000LL);
this->scaleToMs = 1000.0 / static_cast<double>(freq); this->scaleToMs = 1000.0 / static_cast<double>(freq);
this->timeBegin = 0; this->timeBegin = 0;
} }
@ -27,12 +27,12 @@ OsTimeManager::OsTimeManager(TimingMethod tm) {
TimingMethod OsTimeManager::Calibrate() { TimingMethod OsTimeManager::Calibrate() {
if (!QueryPerformanceFrequency(reinterpret_cast<LARGE_INTEGER*>(&this->performanceFrequency))) { if (!QueryPerformanceFrequency(reinterpret_cast<LARGE_INTEGER*>(&this->performanceFrequency))) {
this->timingTestError = 1; this->timingTestError = 1;
return SystemMethod1; return Timing_GetTickCount;
} }
if (this->performanceFrequency == 0) { if (this->performanceFrequency == 0) {
this->timingTestError = 2; this->timingTestError = 2;
return SystemMethod1; return Timing_GetTickCount;
} }
auto process = GetCurrentProcess(); auto process = GetCurrentProcess();
@ -95,11 +95,11 @@ TimingMethod OsTimeManager::Calibrate() {
SetPriorityClass(process, priorityClass); SetPriorityClass(process, priorityClass);
SetThreadPriority(thread, threadPriority); SetThreadPriority(thread, threadPriority);
OsSleep(0); OsSleep(0);
return this->timingMethod == BestAvailable ? SystemMethod2 : SystemMethod1; return this->timingMethod == Timing_BestAvailable ? Timing_QueryPerformanceCounter : Timing_GetTickCount;
} }
uint64_t OsTimeManager::Snapshot() { uint64_t OsTimeManager::Snapshot() {
if (this->timingMethod != SystemMethod2) { if (this->timingMethod != Timing_QueryPerformanceCounter) {
return static_cast<uint64_t>((static_cast<double>(GetTickCount()) * this->scaleToMs) + this->timeBegin); return static_cast<uint64_t>((static_cast<double>(GetTickCount()) * this->scaleToMs) + this->timeBegin);
} }