/**
 * \file stereo_display.cpp
 * \brief IStereoDisplay
 * \date 2013-06-27 16:29GMT
 * \author Jan Boon (Kaetemi)
 * IStereoDisplay
 */

/* 
 * Copyright (C) 2013  by authors
 * 
 * This file is part of NL3D.
 * NL3D is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * NL3D 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 Affero General
 * Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public
 * License along with NL3D.  If not, see
 * <http://www.gnu.org/licenses/>.
 */

#include <nel/misc/types_nl.h>
#include <nel/3d/stereo_display.h>

// STL includes

// NeL includes
// #include <nel/misc/debug.h>

// Project includes
#include <nel/3d/stereo_ovr.h>
#include <nel/3d/stereo_libvr.h>
#include <nel/3d/stereo_debugger.h>

using namespace std;
// using namespace NLMISC;

namespace NL3D {

IStereoDisplay::IStereoDisplay()
{
	
}

IStereoDisplay::~IStereoDisplay()
{
	
}

const char *IStereoDisplay::getLibraryName(CStereoDeviceInfo::TStereoDeviceLibrary library)
{
	static const char *nel3dName = "NeL 3D";
	static const char *ovrName = "Oculus SDK";
	static const char *libvrName = "LibVR";
	static const char *openhmdName = "OpenHMD";
	switch (library)
	{
	case CStereoDeviceInfo::NeL3D:
		return nel3dName;
	case CStereoDeviceInfo::OVR:
		return ovrName;
	case CStereoDeviceInfo::LibVR:
		return libvrName;
	case CStereoDeviceInfo::OpenHMD:
		return openhmdName;
	}
	nlerror("Invalid device library specified");
	return "<InvalidDeviceLibrary>";
}

void IStereoDisplay::listDevices(std::vector<CStereoDeviceInfo> &devicesOut)
{
#ifdef HAVE_LIBOVR
	CStereoOVR::listDevices(devicesOut);
#endif
#ifdef HAVE_LIBVR
	CStereoLibVR::listDevices(devicesOut);
#endif
#if !FINAL_VERSION
	CStereoDebugger::listDevices(devicesOut);
#endif
}

IStereoDisplay *IStereoDisplay::createDevice(const CStereoDeviceInfo &deviceInfo)
{
	return deviceInfo.Factory->createDevice();
}

void IStereoDisplay::releaseUnusedLibraries()
{
#ifdef HAVE_LIBOVR
	if (!CStereoOVR::isLibraryInUse())
		CStereoOVR::releaseLibrary();
#endif
}

void IStereoDisplay::releaseAllLibraries()
{
#ifdef HAVE_LIBOVR
	CStereoOVR::releaseLibrary();
#endif
}

} /* namespace NL3D */

/* end of file */