An open source DAW for GNU/Linux, inspired by modular synths. http://noisicaa.odahoda.de/
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// -*- mode: c++ -*-
/*
* @begin:license
*
* Copyright (c) 2015-2019, Benjamin Niemann <pink@odahoda.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.
*
* 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.
*
* @end:license
*/
#ifndef _NOISICAA_AUDIOPROC_ENGINE_ENGINE_H
#define _NOISICAA_AUDIOPROC_ENGINE_ENGINE_H
#include <atomic>
#include <chrono>
#include <condition_variable>
#include <mutex>
#include <thread>
#include "noisicaa/core/logging.h"
#include "noisicaa/core/status.h"
#include "noisicaa/host_system/host_system.h"
#include "noisicaa/audioproc/engine/backend.h"
#include "noisicaa/audioproc/engine/message_queue.h"
#include "noisicaa/audioproc/engine/realm.h"
namespace noisicaa {
using namespace std;
class Engine {
public:
Engine(HostSystem* host_system, void (*callback)(void*, const string&), void* userdata);
virtual ~Engine();
Status setup();
void cleanup();
Status setup_thread();
void exit_loop();
Status loop(Realm* realm, Backend* backend);
private:
HostSystem* _host_system;
Logger* _logger;
void (*_callback)(void*, const string&);
void *_userdata;
bool _exit_loop;
unique_ptr<thread> _out_messages_pump;
bool _stop = false;
mutex _cond_mutex;
condition_variable _cond;
void out_messages_pump_main();
atomic<MessageQueue*> _next_out_messages;
atomic<MessageQueue*> _current_out_messages;
atomic<MessageQueue*> _old_out_messages;
};
} // namespace noisicaa
#endif