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/**
* @file llmetricperformancetester.cpp
* @brief LLMetricPerformanceTester class implementation
*
* $LicenseInfo:firstyear=2004&license=viewergpl$
*
* Copyright (c) 2004-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "indra_constants.h"
#include "llerror.h"
#include "llmath.h"
#include "llfontgl.h"
#include "llsdserialize.h"
#include "llstat.h"
#include "lltreeiterators.h"
#include "llmetricperformancetester.h"
LLMetricPerformanceTester::name_tester_map_t LLMetricPerformanceTester::sTesterMap ;
//static
void LLMetricPerformanceTester::initClass()
{
}
//static
void LLMetricPerformanceTester::cleanClass()
{
for(name_tester_map_t::iterator iter = sTesterMap.begin() ; iter != sTesterMap.end() ; ++iter)
{
delete iter->second ;
}
sTesterMap.clear() ;
}
//static
void LLMetricPerformanceTester::addTester(LLMetricPerformanceTester* tester)
{
if(!tester)
{
llerrs << "invalid tester!" << llendl ;
return ;
}
std::string name = tester->getName() ;
if(getTester(name))
{
llerrs << "Tester name is used by some other tester: " << name << llendl ;
return ;
}
sTesterMap.insert(std::make_pair(name, tester));
return ;
}
//static
LLMetricPerformanceTester* LLMetricPerformanceTester::getTester(std::string label)
{
name_tester_map_t::iterator found_it = sTesterMap.find(label) ;
if(found_it != sTesterMap.end())
{
return found_it->second ;
}
return NULL ;
}
LLMetricPerformanceTester::LLMetricPerformanceTester(std::string name, BOOL use_default_performance_analysis)
: mName(name),
mBaseSessionp(NULL),
mCurrentSessionp(NULL),
mCount(0),
mUseDefaultPerformanceAnalysis(use_default_performance_analysis)
{
if(mName == std::string())
{
llerrs << "invalid name." << llendl ;
}
LLMetricPerformanceTester::addTester(this) ;
}
/*virtual*/
LLMetricPerformanceTester::~LLMetricPerformanceTester()
{
if(mBaseSessionp)
{
delete mBaseSessionp ;
mBaseSessionp = NULL ;
}
if(mCurrentSessionp)
{
delete mCurrentSessionp ;
mCurrentSessionp = NULL ;
}
}
void LLMetricPerformanceTester::incLabel()
{
mCurLabel = llformat("%s-%d", mName.c_str(), mCount++) ;
}
void LLMetricPerformanceTester::preOutputTestResults(LLSD* sd)
{
incLabel() ;
(*sd)[mCurLabel]["Name"] = mName ;
}
void LLMetricPerformanceTester::postOutputTestResults(LLSD* sd)
{
LLMutexLock lock(LLFastTimer::sLogLock);
LLFastTimer::sLogQueue.push((*sd));
}
void LLMetricPerformanceTester::outputTestResults()
{
LLSD sd ;
preOutputTestResults(&sd) ;
outputTestRecord(&sd) ;
postOutputTestResults(&sd) ;
}
void LLMetricPerformanceTester::addMetricString(std::string str)
{
mMetricStrings.push_back(str) ;
}
const std::string& LLMetricPerformanceTester::getMetricString(U32 index) const
{
return mMetricStrings[index] ;
}
void LLMetricPerformanceTester::prePerformanceAnalysis()
{
mCount = 0 ;
incLabel() ;
}
//
//default analyzing the performance
//
/*virtual*/
void LLMetricPerformanceTester::analyzePerformance(std::ofstream* os, LLSD* base, LLSD* current)
{
if(mUseDefaultPerformanceAnalysis)//use default performance analysis
{
prePerformanceAnalysis() ;
BOOL in_base = (*base).has(mCurLabel) ;
BOOL in_current = (*current).has(mCurLabel) ;
while(in_base || in_current)
{
LLSD::String label = mCurLabel ;
if(in_base && in_current)
{
*os << llformat("%s\n", label.c_str()) ;
for(U32 index = 0 ; index < mMetricStrings.size() ; index++)
{
switch((*current)[label][ mMetricStrings[index] ].type())
{
case LLSD::TypeInteger:
compareTestResults(os, mMetricStrings[index],
(S32)((*base)[label][ mMetricStrings[index] ].asInteger()), (S32)((*current)[label][ mMetricStrings[index] ].asInteger())) ;
break ;
case LLSD::TypeReal:
compareTestResults(os, mMetricStrings[index],
(F32)((*base)[label][ mMetricStrings[index] ].asReal()), (F32)((*current)[label][ mMetricStrings[index] ].asReal())) ;
break;
default:
llerrs << "unsupported metric " << mMetricStrings[index] << " LLSD type: " << (S32)(*current)[label][ mMetricStrings[index] ].type() << llendl ;
}
}
}
incLabel() ;
in_base = (*base).has(mCurLabel) ;
in_current = (*current).has(mCurLabel) ;
}
}//end of default
else
{
//load the base session
prePerformanceAnalysis() ;
mBaseSessionp = loadTestSession(base) ;
//load the current session
prePerformanceAnalysis() ;
mCurrentSessionp = loadTestSession(current) ;
if(!mBaseSessionp || !mCurrentSessionp)
{
llerrs << "memory error during loading test sessions." << llendl ;
}
//compare
compareTestSessions(os) ;
//release memory
if(mBaseSessionp)
{
delete mBaseSessionp ;
mBaseSessionp = NULL ;
}
if(mCurrentSessionp)
{
delete mCurrentSessionp ;
mCurrentSessionp = NULL ;
}
}
}
//virtual
void LLMetricPerformanceTester::compareTestResults(std::ofstream* os, std::string metric_string, S32 v_base, S32 v_current)
{
*os << llformat(" ,%s, %d, %d, %d, %.4f\n", metric_string.c_str(), v_base, v_current,
v_current - v_base, (v_base != 0) ? 100.f * v_current / v_base : 0) ;
}
//virtual
void LLMetricPerformanceTester::compareTestResults(std::ofstream* os, std::string metric_string, F32 v_base, F32 v_current)
{
*os << llformat(" ,%s, %.4f, %.4f, %.4f, %.4f\n", metric_string.c_str(), v_base, v_current,
v_current - v_base, (fabs(v_base) > 0.0001f) ? 100.f * v_current / v_base : 0.f ) ;
}
//virtual
LLMetricPerformanceTester::LLTestSession::~LLTestSession()
{
}
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