/* $Id$ */ /* * This file is part of OpenTTD. * OpenTTD 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, version 2. * OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>. */ /** @file sound_driver.hpp Base for all sound drivers. */ #ifndef SOUND_SOUND_DRIVER_HPP #define SOUND_SOUND_DRIVER_HPP #include "../driver.h" /** Base for all sound drivers. */ class SoundDriver : public Driver { public: /** Called once every tick */ virtual void MainLoop() {} /** * Get the currently active instance of the sound driver. */ static SoundDriver *GetInstance() { return static_cast<SoundDriver*>(*DriverFactoryBase::GetActiveDriver(Driver::DT_SOUND)); } }; extern char *_ini_sounddriver; #endif /* SOUND_SOUND_DRIVER_HPP */