168 lines
3.8 KiB
C++
168 lines
3.8 KiB
C++
/**
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* @file lltracesampler.cpp
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*
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* $LicenseInfo:firstyear=2001&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2012, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#include "linden_common.h"
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#include "lltracerecording.h"
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#include "lltrace.h"
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#include "llthread.h"
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namespace LLTrace
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{
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///////////////////////////////////////////////////////////////////////
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// Recording
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///////////////////////////////////////////////////////////////////////
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Recording::Recording()
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: mElapsedSeconds(0),
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mIsStarted(false),
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mRatesStart(new AccumulatorBuffer<RateAccumulator<F32> >()),
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mRates(new AccumulatorBuffer<RateAccumulator<F32> >()),
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mMeasurements(new AccumulatorBuffer<MeasurementAccumulator<F32> >()),
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mStackTimers(new AccumulatorBuffer<TimerAccumulator>()),
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mStackTimersStart(new AccumulatorBuffer<TimerAccumulator>())
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{
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}
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Recording::~Recording()
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{
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}
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void Recording::start()
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{
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reset();
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resume();
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}
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void Recording::reset()
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{
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mRates.write()->reset();
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mMeasurements.write()->reset();
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mStackTimers.write()->reset();
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mElapsedSeconds = 0.0;
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mSamplingTimer.reset();
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}
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void Recording::resume()
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{
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if (!mIsStarted)
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{
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mSamplingTimer.reset();
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LLTrace::get_thread_recorder()->activate(this);
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mIsStarted = true;
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}
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}
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void Recording::stop()
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{
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if (mIsStarted)
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{
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mElapsedSeconds += mSamplingTimer.getElapsedTimeF64();
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LLTrace::get_thread_recorder()->deactivate(this);
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mIsStarted = false;
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}
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}
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void Recording::makePrimary()
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{
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mRates.write()->makePrimary();
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mMeasurements.write()->makePrimary();
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mStackTimers.write()->makePrimary();
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}
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bool Recording::isPrimary()
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{
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return mRates->isPrimary();
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}
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void Recording::mergeSamples( const Recording& other )
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{
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mRates.write()->mergeSamples(*other.mRates);
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mMeasurements.write()->mergeSamples(*other.mMeasurements);
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mStackTimers.write()->mergeSamples(*other.mStackTimers);
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}
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void Recording::initDeltas( const Recording& other )
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{
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mRatesStart.write()->copyFrom(*other.mRates);
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mStackTimersStart.write()->copyFrom(*other.mStackTimers);
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}
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void Recording::mergeDeltas( const Recording& other )
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{
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mRates.write()->mergeDeltas(*mRatesStart, *other.mRates);
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mStackTimers.write()->mergeDeltas(*mStackTimersStart, *other.mStackTimers);
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mMeasurements.write()->mergeSamples(*other.mMeasurements);
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}
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F32 Recording::getSum( Rate<F32>& stat )
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{
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return stat.getAccumulator(mRates).getSum();
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}
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F32 Recording::getSum( Measurement<F32>& stat )
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{
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return stat.getAccumulator(mMeasurements).getSum();
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}
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F32 Recording::getPerSec( Rate<F32>& stat )
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{
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return stat.getAccumulator(mRates).getSum() / mElapsedSeconds;
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}
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F32 Recording::getMin( Measurement<F32>& stat )
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{
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return stat.getAccumulator(mMeasurements).getMin();
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}
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F32 Recording::getMax( Measurement<F32>& stat )
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{
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return stat.getAccumulator(mMeasurements).getMax();
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}
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F32 Recording::getMean( Measurement<F32>& stat )
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{
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return stat.getAccumulator(mMeasurements).getMean();
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}
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F32 Recording::getStandardDeviation( Measurement<F32>& stat )
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{
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return stat.getAccumulator(mMeasurements).getStandardDeviation();
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}
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}
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