summaryrefslogtreecommitdiffstats
path: root/src/engine/AlsaMidiDriver.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/engine/AlsaMidiDriver.h')
-rw-r--r--src/engine/AlsaMidiDriver.h127
1 files changed, 0 insertions, 127 deletions
diff --git a/src/engine/AlsaMidiDriver.h b/src/engine/AlsaMidiDriver.h
deleted file mode 100644
index 5acbbfbf..00000000
--- a/src/engine/AlsaMidiDriver.h
+++ /dev/null
@@ -1,127 +0,0 @@
-/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
- *
- * Om 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.
- *
- * Om 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 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
- */
-
-#ifndef ALSAMIDIDRIVER_H
-#define ALSAMIDIDRIVER_H
-
-#include <alsa/asoundlib.h>
-#include "List.h"
-#include "util/Queue.h"
-#include "MidiDriver.h"
-
-namespace Om {
-
-class Node;
-class SetPortValueEvent;
-class AlsaMidiDriver;
-template <typename T> class PortBase;
-
-static const int MAX_MIDI_EVENT_SIZE = 3;
-
-
-/** Representation of an ALSA MIDI port.
- *
- * \ingroup engine
- */
-class AlsaMidiPort : public DriverPort, public ListNode<AlsaMidiPort*>
-{
-public:
- AlsaMidiPort(AlsaMidiDriver* driver, PortBase<MidiMessage>* port);
- virtual ~AlsaMidiPort();
-
- void event(snd_seq_event_t* const ev);
-
- void prepare_block(const samplecount block_start, const samplecount block_end);
-
- void add_to_driver();
- void remove_from_driver();
- void set_name(const string& name);
-
- int port_id() const { return m_port_id; }
- PortBase<MidiMessage>* patch_port() const { return m_patch_port; }
-
-private:
- // Prevent copies (undefined)
- AlsaMidiPort(const AlsaMidiPort&);
- AlsaMidiPort& operator=(const AlsaMidiPort&);
-
- AlsaMidiDriver* m_driver;
- PortBase<MidiMessage>* m_patch_port;
- int m_port_id;
- unsigned char** m_midi_pool; ///< Pool of raw MIDI events for MidiMessage::buffer
- Queue<snd_seq_event_t> m_events;
-};
-
-
-/** Alsa MIDI driver.
- *
- * This driver reads Alsa MIDI events and dispatches them to the appropriate
- * AlsaMidiPort for processing.
- *
- * \ingroup engine
- */
-class AlsaMidiDriver : public MidiDriver
-{
-public:
- AlsaMidiDriver();
- ~AlsaMidiDriver();
-
- void activate();
- void deactivate();
-
- bool is_activated() const { return m_is_activated; }
-
- void prepare_block(const samplecount block_start, const samplecount block_end);
-
- DriverPort* create_port(PortBase<MidiMessage>* patch_port)
- { return new AlsaMidiPort(this, patch_port); }
-
- snd_seq_t* seq_handle() const { return m_seq_handle; }
- snd_midi_event_t* event_coder() const { return m_event_coder; }
-
-private:
-
- // Prevent copies (undefined)
- AlsaMidiDriver(const AlsaMidiDriver&);
- AlsaMidiDriver& operator=(const AlsaMidiDriver&);
-
- List<AlsaMidiPort*> m_in_ports;
- List<AlsaMidiPort*> m_out_ports;
-
- friend class AlsaMidiPort;
-
- // Functions for AlsaMidiPort
- void add_port(AlsaMidiPort* port);
- AlsaMidiPort* remove_port(AlsaMidiPort* port);
-
- void add_output(ListNode<AlsaMidiPort*>* port);
- ListNode<AlsaMidiPort*>* remove_output(AlsaMidiPort* port);
-
- // MIDI thread
- static void* process_midi_in(void* me);
-
- snd_seq_t* m_seq_handle;
- snd_midi_event_t* m_event_coder;
- pthread_t m_process_thread;
- bool m_is_activated;
- static bool m_midi_thread_exit_flag;
-};
-
-
-} // namespace Om
-
-
-#endif // ALSAMIDIDRIVER_H