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/**
* @file llviewerstatsrecorder.cpp
* @brief record info about viewer events to a metrics log file
*
* $LicenseInfo:firstyear=2010&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llviewerstatsrecorder.h"
#include "llfile.h"
#include "llviewerregion.h"
#include "llviewerobject.h"
LLViewerStatsRecorder::LLViewerStatsRecorder() :
mObjectCacheFile(NULL),
mTimer()
{
mStartTime = LLTimer::getTotalTime();
}
LLViewerStatsRecorder::~LLViewerStatsRecorder()
{
LLFile::close(mObjectCacheFile);
mObjectCacheFile = NULL;
}
void LLViewerStatsRecorder::initStatsRecorder(LLViewerRegion *regionp)
{
// To do - something using region name or global position
#if LL_WINDOWS
std::string stats_file_name("C:\\ViewerObjectCacheStats.csv");
#else
std::string stats_file_name("/tmp/viewerstats.csv");
#endif
if (mObjectCacheFile == NULL)
{
mObjectCacheFile = LLFile::fopen(stats_file_name, "wb");
if (mObjectCacheFile)
{ // Write column headers
std::ostringstream data_msg;
data_msg << "Time, "
<< "Hits, "
<< "Misses, "
<< "Objects "
<< "\n";
fwrite(data_msg.str().c_str(), 1, data_msg.str().size(), mObjectCacheFile );
}
}
}
void LLViewerStatsRecorder::initCachedObjectUpdate(LLViewerRegion *regionp)
{
mObjectCacheHitCount = 0;
mObjectCacheMissCount = 0;
}
void LLViewerStatsRecorder::recordCachedObjectEvent(LLViewerRegion *regionp, U32 local_id, LLViewerObject * objectp)
{
if (objectp)
{
mObjectCacheHitCount++;
}
else
{ // no object, must be a miss
mObjectCacheMissCount++;
}
}
void LLViewerStatsRecorder::closeCachedObjectUpdate(LLViewerRegion *regionp)
{
llinfos << "ILX: " << mObjectCacheHitCount
<< " hits "
<< mObjectCacheMissCount << " misses"
<< llendl;
S32 total_objects = mObjectCacheHitCount + mObjectCacheMissCount;
if (mObjectCacheFile != NULL &&
total_objects > 0)
{
std::ostringstream data_msg;
F32 now32 = (F32) ((LLTimer::getTotalTime() - mStartTime) / 1000.0);
data_msg << now32
<< ", " << mObjectCacheHitCount
<< ", " << mObjectCacheMissCount
<< ", " << total_objects
<< "\n";
fwrite(data_msg.str().c_str(), 1, data_msg.str().size(), mObjectCacheFile );
}
mObjectCacheHitCount = 0;
mObjectCacheMissCount = 0;
}
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