2 Copyright (C) 2016 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 #include "pbd/compose.h"
20 #include "pbd/convert.h"
21 #include "pbd/debug.h"
22 #include "pbd/failed_constructor.h"
23 #include "pbd/file_utils.h"
24 #include "pbd/search_path.h"
25 #include "pbd/enumwriter.h"
27 #include "midi++/parser.h"
28 #include "timecode/time.h"
29 #include "timecode/bbt_time.h"
31 #include "ardour/async_midi_port.h"
32 #include "ardour/audioengine.h"
33 #include "ardour/debug.h"
34 #include "ardour/filesystem_paths.h"
35 #include "ardour/midiport_manager.h"
36 #include "ardour/midi_track.h"
37 #include "ardour/midi_port.h"
38 #include "ardour/session.h"
39 #include "ardour/tempo.h"
47 using namespace ARDOUR;
51 using namespace ArdourSurface;
53 #include "pbd/abstract_ui.cc" // instantiate template
55 const int Push2::cols = 960;
56 const int Push2::rows = 160;
57 const int Push2::pixels_per_row = 1024;
59 #define ABLETON 0x2982
62 __attribute__((constructor)) static void
65 EnumWriter& enum_writer (EnumWriter::instance());
69 MusicalMode::Type mode;
71 #define REGISTER(e) enum_writer.register_distinct (typeid(e).name(), i, s); i.clear(); s.clear()
72 #define REGISTER_CLASS_ENUM(t,e) i.push_back (t::e); s.push_back (#e)
74 REGISTER_CLASS_ENUM (MusicalMode,Dorian);
75 REGISTER_CLASS_ENUM (MusicalMode, IonianMajor);
76 REGISTER_CLASS_ENUM (MusicalMode, Minor);
77 REGISTER_CLASS_ENUM (MusicalMode, HarmonicMinor);
78 REGISTER_CLASS_ENUM (MusicalMode, MelodicMinorAscending);
79 REGISTER_CLASS_ENUM (MusicalMode, MelodicMinorDescending);
80 REGISTER_CLASS_ENUM (MusicalMode, Phrygian);
81 REGISTER_CLASS_ENUM (MusicalMode, Lydian);
82 REGISTER_CLASS_ENUM (MusicalMode, Mixolydian);
83 REGISTER_CLASS_ENUM (MusicalMode, Aeolian);
84 REGISTER_CLASS_ENUM (MusicalMode, Locrian);
85 REGISTER_CLASS_ENUM (MusicalMode, PentatonicMajor);
86 REGISTER_CLASS_ENUM (MusicalMode, PentatonicMinor);
87 REGISTER_CLASS_ENUM (MusicalMode, Chromatic);
88 REGISTER_CLASS_ENUM (MusicalMode, BluesScale);
89 REGISTER_CLASS_ENUM (MusicalMode, NeapolitanMinor);
90 REGISTER_CLASS_ENUM (MusicalMode, NeapolitanMajor);
91 REGISTER_CLASS_ENUM (MusicalMode, Oriental);
92 REGISTER_CLASS_ENUM (MusicalMode, DoubleHarmonic);
93 REGISTER_CLASS_ENUM (MusicalMode, Enigmatic);
94 REGISTER_CLASS_ENUM (MusicalMode, Hirajoshi);
95 REGISTER_CLASS_ENUM (MusicalMode, HungarianMinor);
96 REGISTER_CLASS_ENUM (MusicalMode, HungarianMajor);
97 REGISTER_CLASS_ENUM (MusicalMode, Kumoi);
98 REGISTER_CLASS_ENUM (MusicalMode, Iwato);
99 REGISTER_CLASS_ENUM (MusicalMode, Hindu);
100 REGISTER_CLASS_ENUM (MusicalMode, Spanish8Tone);
101 REGISTER_CLASS_ENUM (MusicalMode, Pelog);
102 REGISTER_CLASS_ENUM (MusicalMode, HungarianGypsy);
103 REGISTER_CLASS_ENUM (MusicalMode, Overtone);
104 REGISTER_CLASS_ENUM (MusicalMode, LeadingWholeTone);
105 REGISTER_CLASS_ENUM (MusicalMode, Arabian);
106 REGISTER_CLASS_ENUM (MusicalMode, Balinese);
107 REGISTER_CLASS_ENUM (MusicalMode, Gypsy);
108 REGISTER_CLASS_ENUM (MusicalMode, Mohammedan);
109 REGISTER_CLASS_ENUM (MusicalMode, Javanese);
110 REGISTER_CLASS_ENUM (MusicalMode, Persian);
111 REGISTER_CLASS_ENUM (MusicalMode, Algerian);
115 Push2::Push2 (ARDOUR::Session& s)
116 : ControlProtocol (s, string (X_("Ableton Push 2")))
117 , AbstractUI<Push2Request> (name())
120 , frame_buffer (Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, cols, rows))
121 , _modifier_state (None)
123 , _current_layout (0)
125 , connection_state (ConnectionState (0))
127 , _mode (MusicalMode::IonianMajor)
134 context = Cairo::Context::create (frame_buffer);
138 /* master cannot be removed, so no need to connect to going-away signal */
139 master = session->master_out ();
142 throw failed_constructor ();
145 ControlProtocol::StripableSelectionChanged.connect (selection_connection, MISSING_INVALIDATOR, boost::bind (&Push2::stripable_selection_change, this, _1), this);
147 /* catch current selection, if any */
149 StripableNotificationListPtr sp (new StripableNotificationList (ControlProtocol::last_selected()));
150 stripable_selection_change (sp);
153 /* catch arrival and departure of Push2 itself */
154 ARDOUR::AudioEngine::instance()->PortRegisteredOrUnregistered.connect (port_reg_connection, MISSING_INVALIDATOR, boost::bind (&Push2::port_registration_handler, this), this);
156 /* Catch port connections and disconnections */
157 ARDOUR::AudioEngine::instance()->PortConnectedOrDisconnected.connect (port_connection, MISSING_INVALIDATOR, boost::bind (&Push2::connection_handler, this, _1, _2, _3, _4, _5), this);
159 /* ports might already be there */
160 port_registration_handler ();
169 Push2::port_registration_handler ()
171 if (_async_in->connected() && _async_out->connected()) {
172 /* don't waste cycles here */
176 string input_port_name = X_("Ableton Push 2 MIDI 1 in");
177 string output_port_name = X_("Ableton Push 2 MIDI 1 out");
181 AudioEngine::instance()->get_ports (string_compose (".*%1", input_port_name), DataType::MIDI, PortFlags (IsPhysical|IsOutput), in);
182 AudioEngine::instance()->get_ports (string_compose (".*%1", output_port_name), DataType::MIDI, PortFlags (IsPhysical|IsInput), out);
184 if (!in.empty() && !out.empty()) {
185 cerr << "Push2: both ports found\n";
186 cerr << "\tconnecting to " << in.front() << " + " << out.front() << endl;
187 if (!_async_in->connected()) {
188 AudioEngine::instance()->connect (_async_in->name(), in.front());
190 if (!_async_out->connected()) {
191 AudioEngine::instance()->connect (_async_out->name(), out.front());
206 if ((handle = libusb_open_device_with_vid_pid (NULL, ABLETON, PUSH2)) == 0) {
210 if ((err = libusb_claim_interface (handle, 0x00))) {
214 device_frame_buffer = new uint16_t[rows*pixels_per_row];
216 memset (device_frame_buffer, 0, sizeof (uint16_t) * rows * pixels_per_row);
218 frame_header[0] = 0xef;
219 frame_header[1] = 0xcd;
220 frame_header[2] = 0xab;
221 frame_header[3] = 0x89;
222 memset (&frame_header[4], 0, 12);
226 _async_in = AudioEngine::instance()->register_input_port (DataType::MIDI, X_("Push 2 in"), true);
227 _async_out = AudioEngine::instance()->register_output_port (DataType::MIDI, X_("Push 2 out"), true);
229 if (_async_in == 0 || _async_out == 0) {
233 /* We do not add our ports to the input/output bundles because we don't
234 * want users wiring them by hand. They could use JACK tools if they
235 * really insist on that.
238 _input_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in).get();
239 _output_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_out).get();
241 /* Create a shadow port where, depending on the state of the surface,
242 * we will make pad note on/off events appear. The surface code will
243 * automatically this port to the first selected MIDI track.
246 boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in)->add_shadow_port (string_compose (_("%1 Pads"), X_("Push 2")), boost::bind (&Push2::pad_filter, this, _1, _2));
247 boost::shared_ptr<MidiPort> shadow_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in)->shadow_port();
251 _output_bundle.reset (new ARDOUR::Bundle (_("Push 2 Pads"), false));
253 _output_bundle->add_channel (
255 ARDOUR::DataType::MIDI,
256 session->engine().make_port_name_non_relative (shadow_port->name())
260 session->BundleAddedOrRemoved ();
262 connect_to_parser ();
264 mix_layout = new MixLayout (*this, *session, context);
265 scale_layout = new ScaleLayout (*this, *session, context);
266 _current_layout = mix_layout;
271 list<boost::shared_ptr<ARDOUR::Bundle> >
274 list<boost::shared_ptr<ARDOUR::Bundle> > b;
276 if (_output_bundle) {
277 b.push_back (_output_bundle);
286 init_buttons (false);
288 /* wait for button data to be flushed */
290 asp = dynamic_cast<AsyncMIDIPort*> (_output_port);
291 asp->drain (10000, 500000);
293 AudioEngine::instance()->unregister_port (_async_in);
294 AudioEngine::instance()->unregister_port (_async_out);
296 _async_in.reset ((ARDOUR::Port*) 0);
297 _async_out.reset ((ARDOUR::Port*) 0);
301 vblank_connection.disconnect ();
302 periodic_connection.disconnect ();
303 session_connections.drop_connections ();
313 libusb_release_interface (handle, 0x00);
314 libusb_close (handle);
318 delete [] device_frame_buffer;
319 device_frame_buffer = 0;
325 Push2::init_buttons (bool startup)
327 /* This is a list of buttons that we want lit because they do something
328 in ardour related (loosely, sometimes) to their illuminated label.
331 ButtonID buttons[] = { Mute, Solo, Master, Up, Right, Left, Down, Note, Session, Mix, AddTrack, Delete, Undo,
332 Metronome, Shift, Select, Play, RecordEnable, Automate, Repeat, Note, Session, DoubleLoop,
333 Quantize, Duplicate, Browse, PageRight, PageLeft, OctaveUp, OctaveDown, Layout, Scale
336 for (size_t n = 0; n < sizeof (buttons) / sizeof (buttons[0]); ++n) {
337 Button* b = id_button_map[buttons[n]];
340 b->set_color (LED::White);
342 b->set_color (LED::Black);
344 b->set_state (LED::OneShot24th);
345 write (b->state_msg());
348 /* Strip buttons should all be off (black) by default. They will change
349 * color to reflect various conditions
352 ButtonID strip_buttons[] = { Upper1, Upper2, Upper3, Upper4, Upper5, Upper6, Upper7, Upper8,
353 Lower1, Lower2, Lower3, Lower4, Lower5, Lower6, Lower7, Lower8, };
355 for (size_t n = 0; n < sizeof (strip_buttons) / sizeof (strip_buttons[0]); ++n) {
356 Button* b = id_button_map[strip_buttons[n]];
358 b->set_color (LED::Black);
359 b->set_state (LED::OneShot24th);
360 write (b->state_msg());
365 /* all other buttons are off (black) */
367 ButtonID off_buttons[] = { TapTempo, Setup, User, Stop, Convert, New, FixedLength,
368 Fwd32ndT, Fwd32nd, Fwd16thT, Fwd16th, Fwd8thT, Fwd8th, Fwd4trT, Fwd4tr,
369 Accent, Note, Session, };
371 for (size_t n = 0; n < sizeof (off_buttons) / sizeof (off_buttons[0]); ++n) {
372 Button* b = id_button_map[off_buttons[n]];
374 b->set_color (LED::Black);
375 b->set_state (LED::OneShot24th);
376 write (b->state_msg());
381 for (NNPadMap::iterator pi = nn_pad_map.begin(); pi != nn_pad_map.end(); ++pi) {
382 Pad* pad = pi->second;
384 pad->set_color (LED::Black);
385 pad->set_state (LED::OneShot24th);
386 write (pad->state_msg());
394 libusb_device_handle *h;
397 if ((h = libusb_open_device_with_vid_pid (NULL, ABLETON, PUSH2)) == 0) {
398 DEBUG_TRACE (DEBUG::Push2, "no Push2 device found\n");
403 DEBUG_TRACE (DEBUG::Push2, "Push2 device located\n");
408 Push2::request_factory (uint32_t num_requests)
410 /* AbstractUI<T>::request_buffer_factory() is a template method only
411 instantiated in this source module. To provide something visible for
412 use in the interface/descriptor, we have this static method that is
415 return request_buffer_factory (num_requests);
419 Push2::do_request (Push2Request * req)
421 DEBUG_TRACE (DEBUG::Push2, string_compose ("doing request type %1\n", req->type));
422 if (req->type == CallSlot) {
424 call_slot (MISSING_INVALIDATOR, req->the_slot);
426 } else if (req->type == Quit) {
440 /** render host-side frame buffer (a Cairo ImageSurface) to the current
441 * device-side frame buffer. The device frame buffer will be pushed to the
442 * device on the next call to vblank()
446 Push2::blit_to_device_frame_buffer ()
448 /* ensure that all drawing has been done before we fetch pixel data */
450 frame_buffer->flush ();
452 const int stride = 3840; /* bytes per row for Cairo::FORMAT_ARGB32 */
453 const uint8_t* data = frame_buffer->get_data ();
455 /* fill frame buffer (320kB) */
457 uint16_t* fb = (uint16_t*) device_frame_buffer;
459 for (int row = 0; row < rows; ++row) {
461 const uint8_t* dp = data + row * stride;
463 for (int col = 0; col < cols; ++col) {
465 /* fetch r, g, b (range 0..255). Ignore alpha */
467 const int r = (*((const uint32_t*)dp) >> 16) & 0xff;
468 const int g = (*((const uint32_t*)dp) >> 8) & 0xff;
469 const int b = *((const uint32_t*)dp) & 0xff;
471 /* convert to 5 bits, 6 bits, 5 bits, respectively */
472 /* generate 16 bit BGB565 value */
474 *fb++ = (r >> 3) | ((g & 0xfc) << 3) | ((b & 0xf8) << 8);
476 /* the push2 docs state that we should xor the pixel
477 * data. Doing so doesn't work correctly, and not doing
478 * so seems to work fine (colors roughly match intended
485 /* skip 128 bytes to next line. This is filler, used to avoid line borders occuring in the middle of 512
489 fb += 64; /* 128 bytes = 64 int16_t */
500 /* display splash for 3 seconds */
502 if (get_microseconds() - splash_start > 3000000) {
509 Glib::Threads::Mutex::Lock lm (layout_lock, Glib::Threads::TRY_LOCK);
512 /* can't get layout, no re-render needed */
516 bool render_needed = false;
518 if (drawn_layout != _current_layout) {
519 render_needed = true;
522 bool dirty = _current_layout->redraw (context);
523 drawn_layout = _current_layout;
525 return dirty || render_needed;
532 const int timeout_msecs = 1000;
535 if ((err = libusb_bulk_transfer (handle, 0x01, frame_header, sizeof (frame_header), &transferred, timeout_msecs))) {
541 blit_to_device_frame_buffer ();
544 if ((err = libusb_bulk_transfer (handle, 0x01, (uint8_t*) device_frame_buffer , 2 * rows * pixels_per_row, &transferred, timeout_msecs))) {
552 Push2::set_active (bool yn)
554 DEBUG_TRACE (DEBUG::Push2, string_compose("Push2Protocol::set_active init with yn: '%1'\n", yn));
556 if (yn == active()) {
562 /* start event loop */
567 DEBUG_TRACE (DEBUG::Push2, "device open failed\n");
572 /* Connect input port to event loop */
576 asp = dynamic_cast<AsyncMIDIPort*> (_input_port);
577 asp->xthread().set_receive_handler (sigc::bind (sigc::mem_fun (this, &Push2::midi_input_handler), _input_port));
578 asp->xthread().attach (main_loop()->get_context());
580 connect_session_signals ();
582 /* set up periodic task used to push a frame buffer to the
583 * device (25fps). The device can handle 60fps, but we don't
584 * need that frame rate.
587 Glib::RefPtr<Glib::TimeoutSource> vblank_timeout = Glib::TimeoutSource::create (40); // milliseconds
588 vblank_connection = vblank_timeout->connect (sigc::mem_fun (*this, &Push2::vblank));
589 vblank_timeout->attach (main_loop()->get_context());
592 Glib::RefPtr<Glib::TimeoutSource> periodic_timeout = Glib::TimeoutSource::create (1000); // milliseconds
593 periodic_connection = periodic_timeout->connect (sigc::mem_fun (*this, &Push2::periodic));
594 periodic_timeout->attach (main_loop()->get_context());
598 set_pad_scale (_scale_root, _root_octave, _mode, _in_key);
608 ControlProtocol::set_active (yn);
610 DEBUG_TRACE (DEBUG::Push2, string_compose("Push2Protocol::set_active done with yn: '%1'\n", yn));
616 Push2::init_touch_strip ()
618 MidiByteArray msg (9, 0xf0, 0x00, 0x21, 0x1d, 0x01, 0x01, 0x17, 0x00, 0xf7);
619 /* flags are the final byte (ignore end-of-sysex */
621 /* show bar, not point
625 msg[7] = (1<<4) | (1<<5) | (1<<6);
630 Push2::write (const MidiByteArray& data)
632 /* immediate delivery */
633 _output_port->write (&data[0], data.size(), 0);
637 Push2::midi_input_handler (IOCondition ioc, MIDI::Port* port)
640 DEBUG_TRACE (DEBUG::Push2, "MIDI port closed\n");
646 // DEBUG_TRACE (DEBUG::Push2, string_compose ("something happend on %1\n", port->name()));
648 AsyncMIDIPort* asp = dynamic_cast<AsyncMIDIPort*>(port);
653 //DEBUG_TRACE (DEBUG::Push2, string_compose ("data available on %1\n", port->name()));
654 framepos_t now = AudioEngine::instance()->sample_time();
668 Push2::connect_to_parser ()
670 DEBUG_TRACE (DEBUG::Push2, string_compose ("Connecting to signals on port %2\n", _input_port->name()));
672 MIDI::Parser* p = _input_port->parser();
675 p->sysex.connect_same_thread (*this, boost::bind (&Push2::handle_midi_sysex, this, _1, _2, _3));
676 /* V-Pot messages are Controller */
677 p->controller.connect_same_thread (*this, boost::bind (&Push2::handle_midi_controller_message, this, _1, _2));
678 /* Button messages are NoteOn */
679 p->note_on.connect_same_thread (*this, boost::bind (&Push2::handle_midi_note_on_message, this, _1, _2));
680 /* Button messages are NoteOn but libmidi++ sends note-on w/velocity = 0 as note-off so catch them too */
681 p->note_off.connect_same_thread (*this, boost::bind (&Push2::handle_midi_note_on_message, this, _1, _2));
682 /* Fader messages are Pitchbend */
683 p->channel_pitchbend[0].connect_same_thread (*this, boost::bind (&Push2::handle_midi_pitchbend_message, this, _1, _2));
687 Push2::handle_midi_sysex (MIDI::Parser&, MIDI::byte* raw_bytes, size_t sz)
689 DEBUG_TRACE (DEBUG::Push2, string_compose ("Sysex, %1 bytes\n", sz));
693 Push2::handle_midi_controller_message (MIDI::Parser&, MIDI::EventTwoBytes* ev)
695 DEBUG_TRACE (DEBUG::Push2, string_compose ("CC %1 (value %2)\n", (int) ev->controller_number, (int) ev->value));
697 CCButtonMap::iterator b = cc_button_map.find (ev->controller_number);
700 /* any press cancels any pending long press timeouts */
701 for (set<ButtonID>::iterator x = buttons_down.begin(); x != buttons_down.end(); ++x) {
702 Button* bb = id_button_map[*x];
703 bb->timeout_connection.disconnect ();
707 if (b != cc_button_map.end()) {
709 Button* button = b->second;
712 buttons_down.insert (button->id);
713 start_press_timeout (*button, button->id);
715 buttons_down.erase (button->id);
716 button->timeout_connection.disconnect ();
720 set<ButtonID>::iterator c = consumed.find (button->id);
722 if (c == consumed.end()) {
723 if (ev->value == 0) {
724 (this->*button->release_method)();
726 (this->*button->press_method)();
729 DEBUG_TRACE (DEBUG::Push2, "button was consumed, ignored\n");
737 int delta = ev->value;
740 delta = -(128 - delta);
743 switch (ev->controller_number) {
745 _current_layout->strip_vpot (0, delta);
748 _current_layout->strip_vpot (1, delta);
751 _current_layout->strip_vpot (2, delta);
754 _current_layout->strip_vpot (3, delta);
757 _current_layout->strip_vpot (4, delta);
760 _current_layout->strip_vpot (5, delta);
763 _current_layout->strip_vpot (6, delta);
766 _current_layout->strip_vpot (7, delta);
771 other_vpot (8, delta);
774 other_vpot (1, delta);
779 other_vpot (2, delta);
786 Push2::handle_midi_note_on_message (MIDI::Parser& parser, MIDI::EventTwoBytes* ev)
788 DEBUG_TRACE (DEBUG::Push2, string_compose ("Note On %1 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity));
790 if (ev->velocity == 0) {
791 handle_midi_note_off_message (parser, ev);
795 switch (ev->note_number) {
797 _current_layout->strip_vpot_touch (0, ev->velocity > 64);
800 _current_layout->strip_vpot_touch (1, ev->velocity > 64);
803 _current_layout->strip_vpot_touch (2, ev->velocity > 64);
806 _current_layout->strip_vpot_touch (3, ev->velocity > 64);
809 _current_layout->strip_vpot_touch (4, ev->velocity > 64);
812 _current_layout->strip_vpot_touch (5, ev->velocity > 64);
815 _current_layout->strip_vpot_touch (6, ev->velocity > 64);
818 _current_layout->strip_vpot_touch (7, ev->velocity > 64);
823 other_vpot_touch (0, ev->velocity > 64);
826 other_vpot_touch (1, ev->velocity > 64);
831 other_vpot_touch (3, ev->velocity > 64);
836 if (ev->velocity < 64) {
842 if (ev->note_number < 11) {
848 NNPadMap::iterator pi = nn_pad_map.find (ev->note_number);
850 if (pi == nn_pad_map.end()) {
854 Pad* pad = pi->second;
856 if (pad->do_when_pressed == Pad::FlashOn) {
857 pad->set_color (LED::White);
858 pad->set_state (LED::OneShot24th);
859 write (pad->state_msg());
860 } else if (pad->do_when_pressed == Pad::FlashOff) {
861 pad->set_color (LED::Black);
862 pad->set_state (LED::OneShot24th);
863 write (pad->state_msg());
868 Push2::handle_midi_note_off_message (MIDI::Parser&, MIDI::EventTwoBytes* ev)
870 DEBUG_TRACE (DEBUG::Push2, string_compose ("Note Off %1 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity));
872 if (ev->note_number < 11) {
873 /* theoretically related to encoder touch start/end, but
874 * actually they send note on with two different velocity
880 NNPadMap::iterator pi = nn_pad_map.find (ev->note_number);
882 if (pi == nn_pad_map.end()) {
886 Pad* pad = pi->second;
888 if (pad->do_when_pressed == Pad::FlashOn) {
889 pad->set_color (LED::Black);
890 pad->set_state (LED::OneShot24th);
891 write (pad->state_msg());
892 } else if (pad->do_when_pressed == Pad::FlashOff) {
893 pad->set_color (pad->perma_color);
894 pad->set_state (LED::OneShot24th);
895 write (pad->state_msg());
900 Push2::handle_midi_pitchbend_message (MIDI::Parser&, MIDI::pitchbend_t pb)
905 Push2::thread_init ()
907 struct sched_param rtparam;
909 pthread_set_name (event_loop_name().c_str());
911 PBD::notify_event_loops_about_thread_creation (pthread_self(), event_loop_name(), 2048);
912 ARDOUR::SessionEvent::create_per_thread_pool (event_loop_name(), 128);
914 memset (&rtparam, 0, sizeof (rtparam));
915 rtparam.sched_priority = 9; /* XXX should be relative to audio (JACK) thread */
917 if (pthread_setschedparam (pthread_self(), SCHED_FIFO, &rtparam) != 0) {
918 // do we care? not particularly.
923 Push2::connect_session_signals()
925 // receive routes added
926 //session->RouteAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_routes_added, this, _1), this);
927 // receive VCAs added
928 //session->vca_manager().VCAAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_vca_added, this, _1), this);
930 // receive record state toggled
931 session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_record_state_changed, this), this);
932 // receive transport state changed
933 session->TransportStateChange.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_transport_state_changed, this), this);
934 session->TransportLooped.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_loop_state_changed, this), this);
935 // receive punch-in and punch-out
936 Config->ParameterChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_parameter_changed, this, _1), this);
937 session->config.ParameterChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_parameter_changed, this, _1), this);
938 // receive rude solo changed
939 session->SoloActive.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_solo_active_changed, this, _1), this);
943 Push2::notify_record_state_changed ()
945 IDButtonMap::iterator b = id_button_map.find (RecordEnable);
947 if (b == id_button_map.end()) {
951 switch (session->record_status ()) {
952 case Session::Disabled:
953 b->second->set_color (LED::White);
954 b->second->set_state (LED::NoTransition);
956 case Session::Enabled:
957 b->second->set_color (LED::Red);
958 b->second->set_state (LED::Blinking4th);
960 case Session::Recording:
961 b->second->set_color (LED::Red);
962 b->second->set_state (LED::OneShot24th);
966 write (b->second->state_msg());
970 Push2::notify_transport_state_changed ()
972 Button* b = id_button_map[Play];
974 if (session->transport_rolling()) {
975 b->set_state (LED::OneShot24th);
976 b->set_color (LED::Green);
979 /* disable any blink on FixedLength from pending edit range op */
980 Button* fl = id_button_map[FixedLength];
982 fl->set_color (LED::Black);
983 fl->set_state (LED::NoTransition);
984 write (fl->state_msg());
986 b->set_color (LED::White);
987 b->set_state (LED::NoTransition);
990 write (b->state_msg());
994 Push2::notify_loop_state_changed ()
999 Push2::notify_parameter_changed (std::string param)
1001 IDButtonMap::iterator b;
1003 if (param == "clicking") {
1004 if ((b = id_button_map.find (Metronome)) == id_button_map.end()) {
1007 if (Config->get_clicking()) {
1008 b->second->set_state (LED::Blinking4th);
1009 b->second->set_color (LED::White);
1011 b->second->set_color (LED::White);
1012 b->second->set_state (LED::NoTransition);
1014 write (b->second->state_msg ());
1019 Push2::notify_solo_active_changed (bool yn)
1021 IDButtonMap::iterator b = id_button_map.find (Solo);
1023 if (b == id_button_map.end()) {
1028 b->second->set_state (LED::Blinking4th);
1029 b->second->set_color (LED::Red);
1031 b->second->set_state (LED::NoTransition);
1032 b->second->set_color (LED::White);
1035 write (b->second->state_msg());
1041 XMLNode& node (ControlProtocol::get_state());
1044 child = new XMLNode (X_("Input"));
1045 child->add_child_nocopy (_async_in->get_state());
1046 node.add_child_nocopy (*child);
1047 child = new XMLNode (X_("Output"));
1048 child->add_child_nocopy (_async_out->get_state());
1049 node.add_child_nocopy (*child);
1051 node.add_property (X_("root"), to_string (_scale_root, std::dec));
1052 node.add_property (X_("root_octave"), to_string (_root_octave, std::dec));
1053 node.add_property (X_("in_key"), _in_key ? X_("yes") : X_("no"));
1054 node.add_property (X_("mode"), enum_2_string (_mode));
1060 Push2::set_state (const XMLNode & node, int version)
1062 DEBUG_TRACE (DEBUG::Push2, string_compose ("Push2::set_state: active %1\n", active()));
1066 if (ControlProtocol::set_state (node, version)) {
1072 if ((child = node.child (X_("Input"))) != 0) {
1073 XMLNode* portnode = child->child (Port::state_node_name.c_str());
1075 _async_in->set_state (*portnode, version);
1079 if ((child = node.child (X_("Output"))) != 0) {
1080 XMLNode* portnode = child->child (Port::state_node_name.c_str());
1082 _async_out->set_state (*portnode, version);
1086 XMLProperty const* prop;
1088 if ((prop = node.property (X_("root"))) != 0) {
1089 _scale_root = atoi (prop->value());
1092 if ((prop = node.property (X_("root_octave"))) != 0) {
1093 _root_octave = atoi (prop->value());
1096 if ((prop = node.property (X_("in_key"))) != 0) {
1097 _in_key = string_is_affirmative (prop->value());
1100 if ((prop = node.property (X_("mode"))) != 0) {
1101 _mode = (MusicalMode::Type) string_2_enum (prop->value(), _mode);
1108 Push2::other_vpot (int n, int delta)
1116 /* master gain control */
1118 boost::shared_ptr<AutomationControl> ac = master->gain_control();
1120 ac->set_value (ac->get_value() + ((2.0/64.0) * delta), PBD::Controllable::UseGroup);
1128 Push2::other_vpot_touch (int n, bool touching)
1137 boost::shared_ptr<AutomationControl> ac = master->gain_control();
1140 ac->start_touch (session->audible_frame());
1142 ac->stop_touch (true, session->audible_frame());
1150 Push2::start_shift ()
1152 cerr << "start shift\n";
1153 _modifier_state = ModifierState (_modifier_state | ModShift);
1154 Button* b = id_button_map[Shift];
1155 b->set_color (LED::White);
1156 b->set_state (LED::Blinking16th);
1157 write (b->state_msg());
1163 if (_modifier_state & ModShift) {
1164 cerr << "end shift\n";
1165 _modifier_state = ModifierState (_modifier_state & ~(ModShift));
1166 Button* b = id_button_map[Shift];
1167 b->timeout_connection.disconnect ();
1168 b->set_color (LED::White);
1169 b->set_state (LED::OneShot24th);
1170 write (b->state_msg());
1177 std::string splash_file;
1179 Searchpath rc (ARDOUR::ardour_data_search_path());
1180 rc.add_subdirectory_to_paths ("resources");
1182 if (!find_file (rc, PROGRAM_NAME "-splash.png", splash_file)) {
1183 cerr << "Cannot find splash screen image file\n";
1184 throw failed_constructor();
1187 Cairo::RefPtr<Cairo::ImageSurface> img = Cairo::ImageSurface::create_from_png (splash_file);
1189 double x_ratio = (double) img->get_width() / (cols - 20);
1190 double y_ratio = (double) img->get_height() / (rows - 20);
1191 double scale = min (x_ratio, y_ratio);
1195 context->set_source_rgb (0.764, 0.882, 0.882);
1201 context->translate (5, 5);
1202 context->scale (scale, scale);
1203 context->set_source (img, 0, 0);
1205 context->restore ();
1209 Glib::RefPtr<Pango::Layout> some_text = Pango::Layout::create (context);
1211 Pango::FontDescription fd ("Sans 38");
1212 some_text->set_font_description (fd);
1213 some_text->set_text (string_compose ("%1 %2", PROGRAM_NAME, VERSIONSTRING));
1215 context->move_to (200, 10);
1216 context->set_source_rgb (0, 0, 0);
1217 some_text->update_from_cairo_context (context);
1218 some_text->show_in_cairo_context (context);
1220 Pango::FontDescription fd2 ("Sans Italic 18");
1221 some_text->set_font_description (fd2);
1222 some_text->set_text (_("Ableton Push 2 Support"));
1224 context->move_to (200, 80);
1225 context->set_source_rgb (0, 0, 0);
1226 some_text->update_from_cairo_context (context);
1227 some_text->show_in_cairo_context (context);
1229 splash_start = get_microseconds ();
1230 blit_to_device_frame_buffer ();
1234 Push2::pad_filter (MidiBuffer& in, MidiBuffer& out) const
1236 /* This filter is called asynchronously from a realtime process
1237 context. It must use atomics to check state, and must not block.
1240 bool matched = false;
1242 for (MidiBuffer::iterator ev = in.begin(); ev != in.end(); ++ev) {
1243 if ((*ev).is_note_on() || (*ev).is_note_off()) {
1245 /* encoder touch start/touch end use note
1246 * 0-10. touchstrip uses note 12
1249 if ((*ev).note() > 10 && (*ev).note() != 12) {
1251 const int n = (*ev).note ();
1252 NNPadMap::const_iterator nni = nn_pad_map.find (n);
1254 if (nni != nn_pad_map.end()) {
1255 Pad const * pad = nni->second;
1256 /* shift for output to the shadow port */
1257 if (pad->filtered >= 0) {
1258 (*ev).set_note (pad->filtered + (octave_shift*12));
1259 out.push_back (*ev);
1260 /* shift back so that the pads light correctly */
1263 /* no mapping, don't send event */
1266 out.push_back (*ev);
1271 } else if ((*ev).is_pitch_bender() || (*ev).is_aftertouch() || (*ev).is_channel_pressure()) {
1272 out.push_back (*ev);
1280 Push2::connection_handler (boost::weak_ptr<ARDOUR::Port>, std::string name1, boost::weak_ptr<ARDOUR::Port>, std::string name2, bool yn)
1282 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort::connection_handler start\n");
1283 if (!_input_port || !_output_port) {
1287 string ni = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_async_in)->name());
1288 string no = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_async_out)->name());
1290 if (ni == name1 || ni == name2) {
1292 connection_state |= InputConnected;
1294 connection_state &= ~InputConnected;
1296 } else if (no == name1 || no == name2) {
1298 connection_state |= OutputConnected;
1300 connection_state &= ~OutputConnected;
1303 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("Connections between %1 and %2 changed, but I ignored it\n", name1, name2));
1308 if ((connection_state & (InputConnected|OutputConnected)) == (InputConnected|OutputConnected)) {
1310 /* XXX this is a horrible hack. Without a short sleep here,
1311 something prevents the device wakeup messages from being
1312 sent and/or the responses from being received.
1316 DEBUG_TRACE (DEBUG::FaderPort, "device now connected for both input and output\n");
1320 DEBUG_TRACE (DEBUG::FaderPort, "Device disconnected (input or output or both) or not yet fully connected\n");
1323 ConnectionChange (); /* emit signal for our GUI */
1325 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort::connection_handler end\n");
1327 return true; /* connection status changed */
1330 boost::shared_ptr<Port>
1331 Push2::output_port()
1336 boost::shared_ptr<Port>
1343 Push2::pad_note (int row, int col) const
1345 NNPadMap::const_iterator nni = nn_pad_map.find (36+(row*8)+col);
1347 if (nni != nn_pad_map.end()) {
1348 return nni->second->filtered;
1355 Push2::set_pad_scale (int root, int octave, MusicalMode::Type mode, bool inkey)
1357 MusicalMode m (mode);
1358 vector<float>::iterator interval;
1360 const int original_root = root;
1362 interval = m.steps.begin();
1363 root += (octave*12);
1366 const int root_start = root;
1368 set<int> mode_map; /* contains only notes in mode, O(logN) lookup */
1369 vector<int> mode_vector; /* sorted in note order */
1371 mode_map.insert (note);
1372 mode_vector.push_back (note);
1374 /* build a map of all notes in the mode, from the root to 127 */
1376 while (note < 128) {
1378 if (interval == m.steps.end()) {
1380 /* last distance was the end of the scale,
1381 so wrap, adding the next note at one
1382 octave above the last root.
1385 interval = m.steps.begin();
1387 mode_map.insert (root);
1388 mode_vector.push_back (root);
1391 note = (int) floor (root + (2.0 * (*interval)));
1393 mode_map.insert (note);
1394 mode_vector.push_back (note);
1400 vector<int>::iterator notei;
1402 for (int row = 0; row < 8; ++row) {
1404 /* Ableton's grid layout wraps the available notes in the scale
1405 * by offsetting 3 notes per row (from the bottom)
1408 notei = mode_vector.begin();
1409 notei += row_offset;
1412 for (int col = 0; col < 8; ++col) {
1413 int index = 36 + (row*8) + col;
1414 Pad* pad = nn_pad_map[index];
1416 if (notei != mode_vector.end()) {
1419 pad->filtered = notenum;
1421 if ((notenum % 12) == original_root) {
1422 pad->set_color (LED::Green);
1423 pad->perma_color = LED::Green;
1425 pad->set_color (LED::White);
1426 pad->perma_color = LED::White;
1429 pad->do_when_pressed = Pad::FlashOff;
1434 pad->set_color (LED::Black);
1435 pad->do_when_pressed = Pad::Nothing;
1439 write (pad->state_msg());
1445 /* chromatic: all notes available, but highlight those in the scale */
1447 for (note = 36; note < 100; ++note) {
1449 Pad* pad = nn_pad_map[note];
1451 /* Chromatic: all pads play, half-tone steps. Light
1452 * those in the scale, and highlight root notes
1455 pad->filtered = root_start + (note - 36);
1457 if (mode_map.find (note) != mode_map.end()) {
1459 if ((note % 12) == original_root) {
1460 pad->set_color (LED::Green);
1461 pad->perma_color = LED::Green;
1463 pad->set_color (LED::White);
1464 pad->perma_color = LED::White;
1467 pad->do_when_pressed = Pad::FlashOff;
1471 /* note is not in mode, turn it off */
1473 pad->do_when_pressed = Pad::FlashOn;
1474 pad->set_color (LED::Black);
1478 write (pad->state_msg());
1482 PadChange (); /* EMIT SIGNAL */
1486 _scale_root = original_root;
1487 _root_octave = octave;
1493 Push2::set_percussive_mode (bool yn)
1496 cerr << "back to scale\n";
1497 set_pad_scale (_scale_root, _root_octave, _mode, _in_key);
1504 for (int row = 0; row < 8; ++row) {
1506 for (int col = 0; col < 4; ++col) {
1508 int index = 36 + (row*8) + col;
1509 Pad* pad = nn_pad_map[index];
1511 pad->filtered = drum_note;
1516 for (int row = 0; row < 8; ++row) {
1518 for (int col = 4; col < 8; ++col) {
1520 int index = 36 + (row*8) + col;
1521 Pad* pad = nn_pad_map[index];
1523 pad->filtered = drum_note;
1530 PadChange (); /* EMIT SIGNAL */
1534 Push2::current_layout () const
1536 Glib::Threads::Mutex::Lock lm (layout_lock);
1537 return _current_layout;
1541 Push2::stripable_selection_change (StripableNotificationListPtr selected)
1543 boost::shared_ptr<MidiPort> pad_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in)->shadow_port();
1544 boost::shared_ptr<MidiTrack> current_midi_track = current_pad_target.lock();
1545 boost::shared_ptr<MidiTrack> new_pad_target;
1547 /* See if there's a MIDI track selected */
1549 for (StripableNotificationList::iterator si = selected->begin(); si != selected->end(); ++si) {
1551 new_pad_target = boost::dynamic_pointer_cast<MidiTrack> ((*si).lock());
1553 if (new_pad_target) {
1558 if (new_pad_target) {
1559 cerr << "new midi pad target " << new_pad_target->name() << endl;
1561 cerr << "no midi pad target\n";
1564 if (current_midi_track == new_pad_target) {
1569 if (!new_pad_target) {
1570 /* leave existing connection alone */
1574 /* disconnect from pad port, if appropriate */
1576 if (current_midi_track && pad_port) {
1577 cerr << "Disconnect pads from " << current_midi_track->name() << endl;
1578 current_midi_track->input()->disconnect (current_midi_track->input()->nth(0), pad_port->name(), this);
1581 /* now connect the pad port to this (newly) selected midi
1582 * track, if indeed there is one.
1585 if (new_pad_target && pad_port) {
1586 cerr << "Reconnect pads to " << new_pad_target->name() << endl;
1587 new_pad_target->input()->connect (new_pad_target->input()->nth (0), pad_port->name(), this);
1588 current_pad_target = new_pad_target;
1590 current_pad_target.reset ();
1595 Push2::button_by_id (ButtonID bid)
1597 return id_button_map[bid];