Changed: Simplify some things
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2 changed files with 5 additions and 17 deletions
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@ -84,7 +84,7 @@ public:
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* the value can jump backwards if the system time is changed by a user or a NTP time sync process.
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* the value can jump backwards if the system time is changed by a user or a NTP time sync process.
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* The value is different on 2 different computers; use the CUniTime class to get a universal
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* The value is different on 2 different computers; use the CUniTime class to get a universal
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* time that is the same on all computers.
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* time that is the same on all computers.
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* \warning On Win32, the value is on 32 bits only. It wraps around to 0 every about 49.71 days.
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* \warning On Win32, the value is on 32 bits only, and uses the low-res timer. It wraps around to 0 every about 49.71 days.
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*/
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*/
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static TTime getLocalTime();
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static TTime getLocalTime();
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@ -40,6 +40,7 @@ namespace NLMISC
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namespace {
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namespace {
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#ifdef NL_OS_WINDOWS
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#ifdef NL_OS_WINDOWS
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bool a_HaveQueryPerformance = false;
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bool a_HaveQueryPerformance = false;
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LARGE_INTEGER a_QueryPerformanceFrequency;
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#endif
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#endif
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}
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}
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@ -72,6 +73,7 @@ void CTime::probeTimerInfo(CTime::CTimerInfo &result)
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result.HighPrecisionResolution = 1000;
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result.HighPrecisionResolution = 1000;
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}
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}
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a_HaveQueryPerformance = result.IsHighPrecisionAvailable;
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a_HaveQueryPerformance = result.IsHighPrecisionAvailable;
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a_QueryPerformanceFrequency.QuadPart = winPerfFreq.QuadPart;
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if (!result.IsHighPrecisionAvailable)
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if (!result.IsHighPrecisionAvailable)
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{
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{
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lowResTime = timeGetTime();
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lowResTime = timeGetTime();
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@ -299,20 +301,6 @@ TTime CTime::getLocalTime ()
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#endif
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#endif
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}
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}
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#ifdef NL_OS_WINDOWS
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namespace {
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struct CQPFProvider
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{
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CQPFProvider()
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{
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QueryPerformanceFrequency(&Frequency);
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}
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LARGE_INTEGER Frequency;
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};
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CQPFProvider s_QPFProvider;
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}
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#endif
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/// Same as above but prefer high resolution timer
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/// Same as above but prefer high resolution timer
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TTime CTime::getLocalTimeHR()
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TTime CTime::getLocalTimeHR()
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{
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{
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@ -323,8 +311,8 @@ TTime CTime::getLocalTimeHR()
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// If my calculations are right.
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// If my calculations are right.
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LARGE_INTEGER counter;
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LARGE_INTEGER counter;
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QueryPerformanceCounter(&counter);
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QueryPerformanceCounter(&counter);
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counter.QuadPart *= 1000;
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counter.QuadPart *= (LONGLONG)1000L;
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counter.QuadPart /= s_QPFProvider.Frequency.QuadPart;
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counter.QuadPart /= a_QueryPerformanceFrequency.QuadPart;
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}
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}
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else
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else
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{
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{
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