phoenix-firestorm/indra/llcommon/nd/ndetw.cpp

69 lines
2.4 KiB
C++

/**
* $LicenseInfo:firstyear=2014&license=fsviewerlgpl$
* Phoenix Firestorm Viewer Source Code
* Copyright (C) 2014, Nicky Dasmijn
*
* 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
*
* The Phoenix Firestorm Project, Inc., 1831 Oakwood Drive, Fairmont, Minnesota 56031-3225 USA
* http://www.firestormviewer.org
* $/LicenseInfo$
*/
#include "ndetw.h"
#ifdef LL_WINDOWS
#include <Windows.h>
namespace nd
{
namespace etw
{
HMODULE hETW;
tpLogFrame pLogFrame;
tpLogStartTask pLogStartTask;
tpLogEndTask pLogEndTask;
tpLogTickTask pLogTickTask;
LLTimer etwFrameTimer;
void init()
{
pLogFrame = NULL;
pLogStartTask = NULL;
pLogEndTask = NULL;
pLogTickTask = NULL;
// This is okay for now. We'll only need that for measuring under well defined circumstances.
// Maybe create an installer for this one day (very low prio) that copies and registers the provider.
hETW = ::LoadLibrary( L"c:\\xperf\\fs_etw.dll" );
if( hETW )
{
tpInitialize pInitialize = reinterpret_cast< tpInitialize>( ::GetProcAddress( hETW, "initialize" ) );
if( pInitialize && (*pInitialize)() )
{
pLogFrame = reinterpret_cast< tpLogFrame >( ::GetProcAddress( hETW, "log_beginFrame" ) );
pLogStartTask = reinterpret_cast< tpLogStartTask >( ::GetProcAddress( hETW, "log_startTask" ) );
pLogEndTask = reinterpret_cast< tpLogEndTask >( ::GetProcAddress( hETW, "log_endTask" ) );
pLogTickTask = reinterpret_cast< tpLogTickTask >( ::GetProcAddress( hETW, "log_tickTask" ) );
etwFrameTimer.reset();
}
}
}
}
}
#endif