diff options
Diffstat (limited to 'intern/SoundSystem/intern/SND_DeviceManager.cpp')
-rw-r--r-- | intern/SoundSystem/intern/SND_DeviceManager.cpp | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/intern/SoundSystem/intern/SND_DeviceManager.cpp b/intern/SoundSystem/intern/SND_DeviceManager.cpp new file mode 100644 index 00000000000..a3e72f8e9f6 --- /dev/null +++ b/intern/SoundSystem/intern/SND_DeviceManager.cpp @@ -0,0 +1,137 @@ +/* + * SND_DeviceManager.h + * + * singleton for creating, switching and deleting audiodevices + * + * $Id$ + * + * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** + * + * 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. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#include "SND_DeviceManager.h" +#include "SND_DependKludge.h" +#include "SND_DummyDevice.h" +#ifdef USE_FMOD +#include "SND_FmodDevice.h" +#endif +#ifdef USE_OPENAL +#include "SND_OpenALDevice.h" +#endif + +SND_IAudioDevice* SND_DeviceManager::m_instance = NULL; +int SND_DeviceManager::m_subscriptions = 0; + +#ifdef USE_OPENAL +int SND_DeviceManager::m_device_type = snd_e_openaldevice; +#else +# ifdef USE_FMOD +int SND_DeviceManager::m_device_type = snd_e_fmoddevice; +# else +int SND_DeviceManager::m_device_type = snd_e_dummydevice; +# endif +#endif + +void SND_DeviceManager::Subscribe() +{ + ++m_subscriptions; +} + + + +void SND_DeviceManager::Unsubscribe() +{ + --m_subscriptions; + + // only release memory if there is a m_instance but no subscriptions left + if (m_subscriptions == 0 && m_instance) + { + delete m_instance; + m_instance = NULL; + } +} + + + +SND_IAudioDevice* SND_DeviceManager::Instance() +{ + // only give away an instance if there are subscriptions + if (m_subscriptions) + { + // if there's no instance yet, set and create a new one + if (m_instance == NULL) + { + SetDeviceType(m_device_type); + } + + return m_instance; + } + else + { + return NULL; + } +} + + + +void SND_DeviceManager::SetDeviceType(int device_type) +{ + // if we want to change devicetype, first delete the old one + if (m_instance) + { + delete m_instance; + m_instance = NULL; + } + + // let's create the chosen device + switch (device_type) + { +#ifdef USE_FMOD + case snd_e_fmoddevice: + { + m_instance = new SND_FmodDevice(); + m_device_type = device_type; + break; + } +#endif +#ifdef USE_OPENAL + case snd_e_openaldevice: + { + m_instance = new SND_OpenALDevice(); + m_device_type = device_type; + break; + } +#endif + default: + { + m_instance = new SND_DummyDevice(); + m_device_type = device_type; + break; + } + } +} |