78 lines
1.9 KiB
C++
78 lines
1.9 KiB
C++
#ifdef PLATFORM_WINDOWS
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#include "IncludeWindows.h"
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#endif
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#if defined(__linux__) || defined(__APPLE__)
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#include <sys/time.h>
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#endif
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#include "UMicroseconds.h"
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namespace wvNS {
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UMicroseconds& UMicroseconds::ReadTime()
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{
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// Note: g_get_monotonic_time() may be a viable alternative
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// (it is on Linux and OSX); if not, this code should really go into libpbd
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#ifdef PLATFORM_WINDOWS
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LARGE_INTEGER Frequency, Count ;
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QueryPerformanceFrequency(&Frequency) ;
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QueryPerformanceCounter(&Count);
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theTime = uint64_t((Count.QuadPart * 1000000.0 / Frequency.QuadPart));
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#elif defined __MACH__ // OSX, BSD..
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clock_serv_t cclock;
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mach_timespec_t mts;
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host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &cclock);
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clock_get_time(cclock, &mts);
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mach_port_deallocate(mach_task_self(), cclock);
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theTime = (uint64_t)mts.tv_sec * 1e6 + (uint64_t)mts.tv_nsec / 1000;
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#else // Linux, POSIX
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struct timespec *ts
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clock_gettime(CLOCK_MONOTONIC, ts);
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theTime = (uint64_t)ts.tv_sec * 1e6 + (uint64_t)buf.tv_nsec / 1000;
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#endif
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return *this;
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}
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/*
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Removed in favor of the posix implementation.
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#ifdef __APPLE__
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uint32_t UMicroseconds::hi() {return reinterpret_cast<UnsignedWide*>(&theTime)->hi;}
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uint32_t UMicroseconds::lo() {return reinterpret_cast<UnsignedWide*>(&theTime)->lo;}
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#endif
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*/
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void UMicrosecondsAccumulator::Start()
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{
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m_start_time.ReadTime();
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}
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void UMicrosecondsAccumulator::Stop()
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{
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UMicroseconds stop_time;
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m_accumulator += stop_time.GetNativeTime() - m_start_time.GetNativeTime();
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}
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void UMicrosecondsAccumulator::Clear()
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{
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m_start_time = 0;
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m_accumulator = 0;
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}
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UMicroseconds UMicrosecondsAccumulator::GetAccumulatedTime() const
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{
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return m_accumulator;
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}
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UMicrosecondsAccumulator& UMicrosecondsAccumulator::operator+=(const UMicrosecondsAccumulator& inaccum_to_add)
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{
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m_accumulator += inaccum_to_add.GetAccumulatedTime();
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return *this;
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}
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} // namespace wvNS {
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