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Diffstat (limited to 'shared/perf.h')
-rw-r--r-- | shared/perf.h | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/shared/perf.h b/shared/perf.h deleted file mode 100644 index 9bcf7882..00000000 --- a/shared/perf.h +++ /dev/null @@ -1,82 +0,0 @@ -// ************************************************************************** -// * This file is part of the FreeFileSync project. It is distributed under * -// * GNU General Public License: http://www.gnu.org/licenses/gpl.html * -// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de) * -// ************************************************************************** - -#ifndef DEBUG_PERF_HEADER -#define DEBUG_PERF_HEADER - -#include <sstream> - -#ifdef __WXMSW__ //we have wxWidgets -#include <wx/msw/wrapwin.h> //includes "windows.h" -#else -//#define WIN32_LEAN_AND_MEAN -> not in a header -#include <windows.h> -#undef max -#undef min -#endif - - -#ifdef __MINGW32__ -#define DEPRECATED(x) x __attribute__ ((deprecated)) -#elif defined _MSC_VER -#define DEPRECATED(x) __declspec(deprecated) x -#endif - -//two macros for quick performance measurements -#define PERF_START CpuTimer perfTest; -#define PERF_STOP perfTest.showResult(); - - -class CpuTimer -{ -public: - class TimerError {}; - - DEPRECATED(CpuTimer()) : frequency(), startTime(), resultShown(false) - { - SetThreadAffinity dummy; - if (!::QueryPerformanceFrequency(&frequency)) throw TimerError(); - if (!::QueryPerformanceCounter (&startTime)) throw TimerError(); - } - - ~CpuTimer() - { - if (!resultShown) - showResult(); - } - - void showResult() - { - SetThreadAffinity dummy; - LARGE_INTEGER currentTime = {}; - if (!::QueryPerformanceCounter(¤tTime)) throw TimerError(); - - const long delta = static_cast<long>(1000.0 * (currentTime.QuadPart - startTime.QuadPart) / frequency.QuadPart); - std::ostringstream ss; - ss << delta << " ms"; - - ::MessageBoxA(NULL, ss.str().c_str(), "Timer", 0); - resultShown = true; - - if (!::QueryPerformanceCounter(&startTime)) throw TimerError(); //don't include call to MessageBox()! - } - -private: - class SetThreadAffinity - { - public: - SetThreadAffinity() : oldmask(::SetThreadAffinityMask(::GetCurrentThread(), 1)) { if (oldmask == 0) throw TimerError(); } - ~SetThreadAffinity() { ::SetThreadAffinityMask(::GetCurrentThread(), oldmask); } - private: - const DWORD_PTR oldmask; - }; - - LARGE_INTEGER frequency; - LARGE_INTEGER startTime; - bool resultShown; -}; - -#endif //DEBUG_PERF_HEADER |