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/***************************************************************************
* Copyright (C) 2005-2013 by the FIFE team *
* http://www.fifengine.net *
* This file is part of FIFE. *
* *
* FIFE 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; either *
* version 2.1 of the License, or (at your option) any later version. *
* *
* 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 *
***************************************************************************/
// Standard C++ library includes
// Platform specific includes
// 3rd party library includes
// FIFE includes
// These includes are split up in two parts, separated by one empty line
// First block: files included from the FIFE root src directory
// Second block: files included from the same folder
#include "vfs/vfs.h"
#include "util/log/logger.h"
#include "util/base/exception.h"
#include "soundmanager.h"
#include "soundemitter.h"
namespace FIFE {
/** Logger to use for this source file.
* @relates Logger
*/
static Logger _log(LM_AUDIO);
SoundManager::SoundManager() : m_context(0),
m_device(0),
m_mutevol(0),
m_volume(1.0) {
}
SoundManager::~SoundManager() {
// free all soundemitters
for (std::vector<SoundEmitter*>::iterator it = m_emittervec.begin(), it_end = m_emittervec.end(); it != it_end; ++it) {
if ((*it) != NULL) {
delete (*it);
}
}
m_emittervec.clear();
if (m_device) {
alcDestroyContext(m_context);
alcCloseDevice(m_device);
m_device = NULL;
}
if (alcGetError(NULL) != ALC_NO_ERROR) {
FL_ERR(_log, LMsg() << "error closing openal device");
}
}
void SoundManager::init() {
m_device = alcOpenDevice(NULL);
if (!m_device || alcGetError(m_device) != ALC_NO_ERROR) {
FL_ERR(_log, LMsg() << "Could not open audio device - deactivating audio module");
m_device = NULL;
return;
}
m_context = alcCreateContext(m_device, NULL);
if (!m_context || alcGetError(m_device) != ALC_NO_ERROR) {
FL_ERR(_log, LMsg() << "Couldn't create audio context - deactivating audio module");
m_device = NULL;
return;
}
alcMakeContextCurrent(m_context);
if (alcGetError(m_device) != ALC_NO_ERROR) {
FL_ERR(_log, LMsg() << "Couldn't change current audio context - deactivating audio module");
m_device = NULL;
return;
}
// set listener position
alListener3f(AL_POSITION, 0.0, 0.0, 0.0);
ALfloat vec1[6] = { 0.0, 0.0, 0.0, 0.0, 0.0, 1.0};
alListenerfv(AL_ORIENTATION, vec1);
// set volume
alListenerf(AL_GAIN, m_volume);
}
SoundEmitter* SoundManager::getEmitter(uint32_t emitterid) const{
return m_emittervec.at(emitterid);
}
SoundEmitter* SoundManager::createEmitter() {
SoundEmitter* ptr = new SoundEmitter(this, m_emittervec.size());
m_emittervec.push_back(ptr);
return ptr;
}
void SoundManager::releaseEmitter(uint32_t emitterid) {
SoundEmitter** ptr = &m_emittervec.at(emitterid);
delete *ptr;
*ptr = NULL;
}
} //FIFE
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