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SetThreadAffinityMask Function Behavior - MSDN - Microsoft
https://social.msdn.microsoft.com/Forums/vstudio/e ...
... but the number of forums is a bit daunting... I am looking at using SetThreadAffinityMask to hold a thread to a single core to ensure the results of following QueryPerformanceCounter calls don't have issues (as described in ...
Timer microseconds - MSDN - Microsoft
https://social.msdn.microsoft.com/Forums/vstudio/e ...
Can sb explain me how to use Quearyperformance counters??? you should consider multiprocessor systems while using this API. So you should set the affinity(SetThreadAffinityMask) before calling QueryPerformanceCounter() ...
SetThreadAffinityMask Usage - Stack Overflow
https://stackoverflow.com/questions/12943124/setth ...
i really have a hard time understanding the SetThreadAffinityMask function. Im trying to implement a timer with the QueryPerformanceCounter function but I dont understand how to get the thread affinity right. A guy on msdn ...
QueryPerformanceCounter on multi-core processor under Windows ...
https://stackoverflow.com/questions/44020619/query ...
Set that single thread to remain on a single processor by using the Windows API SetThreadAffinityMask ... While QueryPerformanceCounter and QueryPerformanceFrequency typically adjust for multiple processors, bugs in ...
How to use QueryPerformanceCounter to get results in seconds ...
https://stackoverflow.com/questions/26945705/how-t ...
You need to get frequency and divide your 2 counters difference by it. LARGE_INTEGER fr,t1,t2; QueryPerformanceCounter(&t1); // some lengthy code . .. QueryPerformanceCounter(&t2); QueryPerformanceFrequency(&fr); ...
How to use QueryPerformanceCounter? - Stack Overflow
https://stackoverflow.com/questions/1739259/how-to ...
#include <windows.h> double PCFreq = 0.0; __int64 CounterStart = 0; void StartCounter() { LARGE_INTEGER li; if(!QueryPerformanceFrequency(&li)) cout < < "QueryPerformanceFrequency failed!\n"; PCFreq = double(li.
What good are thread affinity mask changes for the current thread ...
https://stackoverflow.com/questions/2194904/what-g ...
QueryPerformanceCounter(). is still your most precise measurement though. Microsoft has this to say about it. ... To specify processor affinity for a thread, use the SetThreadAffinityMask function. So if you are doing the timing ...
Getting time from same core in QueryPerformanceCounter with set ...
https://stackoverflow.com/questions/64650876/getti ...
Getting time from same core in QueryPerformanceCounter with set affinity mask · c++ windows mingw performancecounter setthreadaffinitymask. I am using QueryPerformance counter in microsecond. I write StartCounter() ...
Game Timing and Multicore Processors - Win32 apps | Microsoft Docs
https://docs.microsoft.com/en-us/windows/win32/dxt ...
May 31, 2018 ... ... reliable solution to obtain high-resolution CPU timings by using the Windows APIs QueryPerformanceCounter and ... Set that single thread to remain on a single processor by using the Windows API SetThreadAffinityMask.
QueryPerformanceCounter inaccurate timing even with use of ...
https://www.codeproject.com/Messages/4518000/Query ...
QuadPart==0) { SetThreadAffinityMask(GetCurrentThread(),threadAffMask ); return timeGetTime(); } QueryPerformanceCounter(&HPT_PerformanceCount); threadAffMaskNew=SetThreadAffinityMask(GetCurrentThread(),threadAffMask );  ...