104 lines
2.2 KiB
C++
104 lines
2.2 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 "lltracesampler.h"
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namespace LLTrace
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{
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///////////////////////////////////////////////////////////////////////
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// Sampler
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///////////////////////////////////////////////////////////////////////
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Sampler::Sampler(ThreadTrace* thread_trace)
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: mElapsedSeconds(0),
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mIsStarted(false),
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mThreadTrace(thread_trace)
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{
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}
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Sampler::~Sampler()
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{
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}
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void Sampler::start()
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{
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reset();
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resume();
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}
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void Sampler::reset()
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{
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mF32Stats.reset();
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mS32Stats.reset();
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mStackTimers.reset();
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mElapsedSeconds = 0.0;
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mSamplingTimer.reset();
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}
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void Sampler::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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getThreadTrace()->activate(this);
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mIsStarted = true;
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}
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}
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void Sampler::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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getThreadTrace()->deactivate(this);
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mIsStarted = false;
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}
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}
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ThreadTrace* Sampler::getThreadTrace()
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{
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return mThreadTrace;
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}
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void Sampler::makePrimary()
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{
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mF32Stats.makePrimary();
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mS32Stats.makePrimary();
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mStackTimers.makePrimary();
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}
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void Sampler::mergeFrom( const Sampler* other )
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{
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mF32Stats.mergeFrom(other->mF32Stats);
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mS32Stats.mergeFrom(other->mS32Stats);
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mStackTimers.mergeFrom(other->mStackTimers);
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}
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}
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