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///////////////////////////////////////////////////////////////////////////////
// LameXP - Audio Encoder Front-End
// Copyright (C) 2004-2017 LoRd_MuldeR <MuldeR2@GMX.de>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version, but always including the *additional*
// restrictions defined in the "License.txt" file.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// http://www.gnu.org/licenses/gpl-2.0.txt
///////////////////////////////////////////////////////////////////////////////
#include "Thread_RAMObserver.h"
#include "Global.h"
//MUtils
#include <MUtils/OSSupport.h>
#include <MUtils/Exception.h>
//Qt
#include <QDir>
//Windows includes
#define NOMINMAX
#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
////////////////////////////////////////////////////////////
// Constructor & Destructor
////////////////////////////////////////////////////////////
RAMObserverThread::RAMObserverThread(void)
{
}
RAMObserverThread::~RAMObserverThread(void)
{
}
////////////////////////////////////////////////////////////
// Protected functions
////////////////////////////////////////////////////////////
void RAMObserverThread::run(void)
{
qDebug("RAM observer started!");
try
{
observe();
}
catch(const std::exception &error)
{
MUTILS_PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what());
MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
}
catch(...)
{
MUTILS_PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!");
}
while(m_semaphore.available()) m_semaphore.tryAcquire();
}
void RAMObserverThread::observe(void)
{
MEMORYSTATUSEX memoryStatus;
double previous = -1.0;
forever
{
memset(&memoryStatus, 0, sizeof(MEMORYSTATUSEX));
memoryStatus.dwLength = sizeof(MEMORYSTATUSEX);
if(GlobalMemoryStatusEx(&memoryStatus))
{
double current = static_cast<double>(memoryStatus.dwMemoryLoad) / 100.0;
if(current != previous)
{
emit currentUsageChanged(current);
previous = current;
}
}
if(m_semaphore.tryAcquire(1, 2000)) break;
}
}
////////////////////////////////////////////////////////////
// SLOTS
////////////////////////////////////////////////////////////
/*NONE*/
////////////////////////////////////////////////////////////
// EVENTS
////////////////////////////////////////////////////////////
/*NONE*/