FrameStatistics::Section Class Reference

Profiling section data. More...

#include <FrameStatistics.h>

Public Member Functions
Duration	GetLastDuration () const noexcept
	Duration of the last event. More...
Duration	GetMinDuration () const noexcept
	All time minimum duration of the events in this section. More...
Duration	GetMaxDuration () const noexcept
	All time maximum duration of the events in this section. More...
Duration	GetAverageDuration () const noexcept
	Average duration of the last KERNEL_SIZE events in this section. More...
size_t	GetEventsCount () const noexcept
	Total number of the events in this section. More...

Private Member Functions
void	AddEvent (Duration duration) noexcept

Private Attributes
Duration	mLastDuration {}
Duration	mMinDuration { std::numeric_limits<Duration::rep>::max() }
Duration	mMaxDuration { std::numeric_limits<Duration::rep>::min() }
Duration	mAvgAccum {}
Duration	mAvgDuration {}
Duration	mFilteringKernel [KERNEL_SIZE] {}
size_t	mNextIndex { 0 }
size_t	mKernelItems { 0 }
size_t	mEventsCount { 0 }

Static Private Attributes
static constexpr size_t	KERNEL_SIZE = 16

Friends
class	FrameStatistics

Detailed Description

Profiling section data.

Definition at line 70 of file FrameStatistics.h.

Member Function Documentation

AddEvent()

void FrameStatistics::Section::AddEvent ( Duration  duration )

privatenoexcept

Definition at line 66 of file FrameStatistics.cpp.

{
   ++mEventsCount;
 
   mLastDuration = duration;
 
   mMinDuration = std::min(mMinDuration, duration);
   mMaxDuration = std::max(mMaxDuration, duration);
 
   // Kernel is initialized with zeroes
   mAvgAccum = mAvgAccum - mFilteringKernel[mNextIndex] + duration;
   
   mFilteringKernel[mNextIndex] = duration;
 
   mNextIndex = (mNextIndex + 1) % KERNEL_SIZE;
 
   if (mKernelItems < KERNEL_SIZE)
      ++mKernelItems;
 
   mAvgDuration = mAvgAccum / mKernelItems;
}

References min().

Referenced by FrameStatistics::AddEvent().

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GetAverageDuration()

FrameStatistics::Duration FrameStatistics::Section::GetAverageDuration ( ) const

noexcept

Average duration of the last KERNEL_SIZE events in this section.

Definition at line 56 of file FrameStatistics.cpp.

{
   return mAvgDuration;
}

GetEventsCount()

size_t FrameStatistics::Section::GetEventsCount ( ) const

noexcept

Total number of the events in this section.

Definition at line 61 of file FrameStatistics.cpp.

{
   return mEventsCount;
}

GetLastDuration()

FrameStatistics::Duration FrameStatistics::Section::GetLastDuration ( ) const

noexcept

Duration of the last event.

Definition at line 38 of file FrameStatistics.cpp.

{
   return mLastDuration;
}

GetMaxDuration()

FrameStatistics::Duration FrameStatistics::Section::GetMaxDuration ( ) const

noexcept

All time maximum duration of the events in this section.

Definition at line 50 of file FrameStatistics.cpp.

{
   return mMaxDuration;
}

GetMinDuration()

FrameStatistics::Duration FrameStatistics::Section::GetMinDuration ( ) const

noexcept

All time minimum duration of the events in this section.

Definition at line 44 of file FrameStatistics.cpp.

{
   return mMinDuration;
}

Friends And Related Function Documentation

FrameStatistics

friend class FrameStatistics

friend

Definition at line 100 of file FrameStatistics.h.

Member Data Documentation

KERNEL_SIZE

constexpr size_t FrameStatistics::Section::KERNEL_SIZE = 16

staticconstexprprivate

Definition at line 86 of file FrameStatistics.h.

mAvgAccum

Duration FrameStatistics::Section::mAvgAccum {}

private

Definition at line 91 of file FrameStatistics.h.

mAvgDuration

Duration FrameStatistics::Section::mAvgDuration {}

private

Definition at line 92 of file FrameStatistics.h.

mEventsCount

size_t FrameStatistics::Section::mEventsCount { 0 }

private

Definition at line 98 of file FrameStatistics.h.

mFilteringKernel

Duration FrameStatistics::Section::mFilteringKernel[KERNEL_SIZE] {}

private

Definition at line 94 of file FrameStatistics.h.

mKernelItems

size_t FrameStatistics::Section::mKernelItems { 0 }

private

Definition at line 96 of file FrameStatistics.h.

mLastDuration

Duration FrameStatistics::Section::mLastDuration {}

private

Definition at line 88 of file FrameStatistics.h.

mMaxDuration

Duration FrameStatistics::Section::mMaxDuration { std::numeric_limits<Duration::rep>::min() }

private

Definition at line 90 of file FrameStatistics.h.

mMinDuration

Duration FrameStatistics::Section::mMinDuration { std::numeric_limits<Duration::rep>::max() }

private

Definition at line 89 of file FrameStatistics.h.

mNextIndex

size_t FrameStatistics::Section::mNextIndex { 0 }

private

Definition at line 95 of file FrameStatistics.h.

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The documentation for this class was generated from the following files:

• FrameStatistics.h
• FrameStatistics.cpp