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 <cairomm/context.h>
20 #include <cairomm/surface.h>
21 #include <pangomm/layout.h>
23 #include "pbd/compose.h"
24 #include "pbd/convert.h"
25 #include "pbd/debug.h"
26 #include "pbd/failed_constructor.h"
27 #include "pbd/file_utils.h"
28 #include "pbd/search_path.h"
30 #include "midi++/parser.h"
31 #include "timecode/time.h"
32 #include "timecode/bbt_time.h"
34 #include "ardour/async_midi_port.h"
35 #include "ardour/audioengine.h"
36 #include "ardour/debug.h"
37 #include "ardour/filesystem_paths.h"
38 #include "ardour/midiport_manager.h"
39 #include "ardour/midi_track.h"
40 #include "ardour/midi_port.h"
41 #include "ardour/session.h"
42 #include "ardour/tempo.h"
47 using namespace ARDOUR;
51 using namespace ArdourSurface;
55 #include "pbd/abstract_ui.cc" // instantiate template
57 const int Push2::cols = 960;
58 const int Push2::rows = 160;
59 const int Push2::pixels_per_row = 1024;
61 #define ABLETON 0x2982
64 Push2::Push2 (ARDOUR::Session& s)
65 : ControlProtocol (s, string (X_("Ableton Push 2")))
66 , AbstractUI<Push2Request> (name())
69 , frame_buffer (Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, cols, rows))
70 , modifier_state (None)
73 , connection_state (ConnectionState (0))
77 context = Cairo::Context::create (frame_buffer);
78 tc_clock_layout = Pango::Layout::create (context);
79 bbt_clock_layout = Pango::Layout::create (context);
81 Pango::FontDescription fd ("Sans Bold 24");
82 tc_clock_layout->set_font_description (fd);
83 bbt_clock_layout->set_font_description (fd);
85 Pango::FontDescription fd2 ("Sans 10");
86 for (int n = 0; n < 8; ++n) {
87 upper_layout[n] = Pango::Layout::create (context);
88 upper_layout[n]->set_font_description (fd2);
89 upper_layout[n]->set_text ("solo");
90 lower_layout[n] = Pango::Layout::create (context);
91 lower_layout[n]->set_font_description (fd2);
92 lower_layout[n]->set_text ("mute");
95 Pango::FontDescription fd3 ("Sans Bold 10");
96 for (int n = 0; n < 8; ++n) {
97 mid_layout[n] = Pango::Layout::create (context);
98 mid_layout[n]->set_font_description (fd3);
105 throw failed_constructor ();
108 StripableSelectionChanged.connect (selection_connection, MISSING_INVALIDATOR, boost::bind (&Push2::stripable_selection_change, this, _1), this);
110 ARDOUR::AudioEngine::instance()->PortRegisteredOrUnregistered.connect (port_reg_connection, MISSING_INVALIDATOR, boost::bind (&Push2::port_registration_handler, this), this);
112 /* Catch port connections and disconnections */
113 ARDOUR::AudioEngine::instance()->PortConnectedOrDisconnected.connect (port_connection, MISSING_INVALIDATOR, boost::bind (&Push2::connection_handler, this, _1, _2, _3, _4, _5), this);
115 /* ports might already be there */
117 port_registration_handler ();
126 Push2::port_registration_handler ()
128 if (_async_in->connected() && _async_out->connected()) {
129 /* don't waste cycles here */
133 string input_port_name = X_("Ableton Push 2 MIDI 1 in");
134 string output_port_name = X_("Ableton Push 2 MIDI 1 out");
138 AudioEngine::instance()->get_ports (string_compose (".*%1", input_port_name), DataType::MIDI, PortFlags (IsPhysical|IsOutput), in);
139 AudioEngine::instance()->get_ports (string_compose (".*%1", output_port_name), DataType::MIDI, PortFlags (IsPhysical|IsInput), out);
141 if (!in.empty() && !out.empty()) {
142 cerr << "Push2: both ports found\n";
143 cerr << "\tconnecting to " << in.front() << " + " << out.front() << endl;
144 if (!_async_in->connected()) {
145 AudioEngine::instance()->connect (_async_in->name(), in.front());
147 if (!_async_out->connected()) {
148 AudioEngine::instance()->connect (_async_out->name(), out.front());
163 if ((handle = libusb_open_device_with_vid_pid (NULL, ABLETON, PUSH2)) == 0) {
167 if ((err = libusb_claim_interface (handle, 0x00))) {
171 device_frame_buffer = new uint16_t[rows*pixels_per_row];
173 memset (device_frame_buffer, 0, sizeof (uint16_t) * rows * pixels_per_row);
175 frame_header[0] = 0xef;
176 frame_header[1] = 0xcd;
177 frame_header[2] = 0xab;
178 frame_header[3] = 0x89;
179 memset (&frame_header[4], 0, 12);
183 _async_in = AudioEngine::instance()->register_input_port (DataType::MIDI, X_("push2 in"), true);
184 _async_out = AudioEngine::instance()->register_output_port (DataType::MIDI, X_("push2 out"), true);
186 if (_async_in == 0 || _async_out == 0) {
190 _input_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in).get();
191 _output_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_out).get();
193 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));
195 connect_to_parser ();
203 init_buttons (false);
205 /* wait for button data to be flushed */
207 asp = dynamic_cast<AsyncMIDIPort*> (_output_port);
208 asp->drain (10000, 500000);
210 AudioEngine::instance()->unregister_port (_async_in);
211 AudioEngine::instance()->unregister_port (_async_out);
213 _async_in.reset ((ARDOUR::Port*) 0);
214 _async_out.reset ((ARDOUR::Port*) 0);
218 vblank_connection.disconnect ();
219 periodic_connection.disconnect ();
220 session_connections.drop_connections ();
221 stripable_connections.drop_connections ();
224 libusb_release_interface (handle, 0x00);
225 libusb_close (handle);
229 for (int n = 0; n < 8; ++n) {
230 stripable[n].reset ();
233 delete [] device_frame_buffer;
234 device_frame_buffer = 0;
240 Push2::init_buttons (bool startup)
242 /* This is a list of buttons that we want lit because they do something
243 in ardour related (loosely, sometimes) to their illuminated label.
246 ButtonID buttons[] = { Mute, Solo, Master, Up, Right, Left, Down, Note, Session, Mix, AddTrack, Delete, Undo,
247 Metronome, Shift, Select, Play, RecordEnable, Automate, Repeat, Note, Session, DoubleLoop,
248 Quantize, Duplicate, Browse, PageRight, PageLeft, OctaveUp, OctaveDown
251 for (size_t n = 0; n < sizeof (buttons) / sizeof (buttons[0]); ++n) {
252 Button* b = id_button_map[buttons[n]];
255 b->set_color (LED::White);
257 b->set_color (LED::Black);
259 b->set_state (LED::OneShot24th);
260 write (b->state_msg());
263 /* Strip buttons should all be off (black) by default. They will change
264 * color to reflect various conditions
267 ButtonID strip_buttons[] = { Upper1, Upper2, Upper3, Upper4, Upper5, Upper6, Upper7, Upper8,
268 Lower1, Lower2, Lower3, Lower4, Lower5, Lower6, Lower7, Lower8, };
270 for (size_t n = 0; n < sizeof (strip_buttons) / sizeof (strip_buttons[0]); ++n) {
271 Button* b = id_button_map[strip_buttons[n]];
273 b->set_color (LED::Black);
274 b->set_state (LED::OneShot24th);
275 write (b->state_msg());
280 /* all other buttons are off (black) */
282 ButtonID off_buttons[] = { TapTempo, Setup, User, Stop, Convert, New, FixedLength,
283 Fwd32ndT, Fwd32nd, Fwd16thT, Fwd16th, Fwd8thT, Fwd8th, Fwd4trT, Fwd4tr,
284 Accent, Scale, Layout, Note, Session, };
286 for (size_t n = 0; n < sizeof (off_buttons) / sizeof (off_buttons[0]); ++n) {
287 Button* b = id_button_map[off_buttons[n]];
289 b->set_color (LED::Black);
290 b->set_state (LED::OneShot24th);
291 write (b->state_msg());
295 for (NNPadMap::iterator pi = nn_pad_map.begin(); pi != nn_pad_map.end(); ++pi) {
296 Pad* pad = pi->second;
298 pad->set_color (LED::Black);
299 pad->set_state (LED::OneShot24th);
300 write (pad->state_msg());
307 libusb_device_handle *h;
310 if ((h = libusb_open_device_with_vid_pid (NULL, ABLETON, PUSH2)) == 0) {
311 DEBUG_TRACE (DEBUG::Push2, "no Push2 device found\n");
316 DEBUG_TRACE (DEBUG::Push2, "Push2 device located\n");
321 Push2::request_factory (uint32_t num_requests)
323 /* AbstractUI<T>::request_buffer_factory() is a template method only
324 instantiated in this source module. To provide something visible for
325 use in the interface/descriptor, we have this static method that is
328 return request_buffer_factory (num_requests);
332 Push2::do_request (Push2Request * req)
334 DEBUG_TRACE (DEBUG::Push2, string_compose ("doing request type %1\n", req->type));
335 if (req->type == CallSlot) {
337 call_slot (MISSING_INVALIDATOR, req->the_slot);
339 } else if (req->type == Quit) {
353 /** render host-side frame buffer (a Cairo ImageSurface) to the current
354 * device-side frame buffer. The device frame buffer will be pushed to the
355 * device on the next call to vblank()
359 Push2::blit_to_device_frame_buffer ()
361 /* ensure that all drawing has been done before we fetch pixel data */
363 frame_buffer->flush ();
365 const int stride = 3840; /* bytes per row for Cairo::FORMAT_ARGB32 */
366 const uint8_t* data = frame_buffer->get_data ();
368 /* fill frame buffer (320kB) */
370 uint16_t* fb = (uint16_t*) device_frame_buffer;
372 for (int row = 0; row < rows; ++row) {
374 const uint8_t* dp = data + row * stride;
376 for (int col = 0; col < cols; ++col) {
378 /* fetch r, g, b (range 0..255). Ignore alpha */
380 const int r = (*((const uint32_t*)dp) >> 16) & 0xff;
381 const int g = (*((const uint32_t*)dp) >> 8) & 0xff;
382 const int b = *((const uint32_t*)dp) & 0xff;
384 /* convert to 5 bits, 6 bits, 5 bits, respectively */
385 /* generate 16 bit BGB565 value */
387 *fb++ = (r >> 3) | ((g & 0xfc) << 3) | ((b & 0xf8) << 8);
389 /* the push2 docs state that we should xor the pixel
390 * data. Doing so doesn't work correctly, and not doing
391 * so seems to work fine (colors roughly match intended
398 /* skip 128 bytes to next line. This is filler, used to avoid line borders occuring in the middle of 512
402 fb += 64; /* 128 bytes = 64 int16_t */
411 string tc_clock_text;
412 string bbt_clock_text;
415 if (get_microseconds() - splash_start > 4000000) {
423 framepos_t audible = session->audible_frame();
425 bool negative = false;
432 session->timecode_time (audible, TC);
434 TC.negative = TC.negative || negative;
436 tc_clock_text = Timecode::timecode_format_time(TC);
438 Timecode::BBT_Time bbt = session->tempo_map().bbt_at_frame (audible);
441 #define BBT_BAR_CHAR "|"
444 snprintf (buf, sizeof (buf), "-%03" PRIu32 BBT_BAR_CHAR "%02" PRIu32 BBT_BAR_CHAR "%04" PRIu32,
445 bbt.bars, bbt.beats, bbt.ticks);
447 snprintf (buf, sizeof (buf), " %03" PRIu32 BBT_BAR_CHAR "%02" PRIu32 BBT_BAR_CHAR "%04" PRIu32,
448 bbt.bars, bbt.beats, bbt.ticks);
451 bbt_clock_text = buf;
456 if (tc_clock_text != tc_clock_layout->get_text()) {
458 tc_clock_layout->set_text (tc_clock_text);
461 if (bbt_clock_text != tc_clock_layout->get_text()) {
463 bbt_clock_layout->set_text (bbt_clock_text);
468 for (int n = 0; n < 8; ++n) {
470 mid_text = short_version (stripable[n]->name(), 10);
471 if (mid_text != mid_layout[n]->get_text()) {
472 mid_layout[n]->set_text (mid_text);
482 context->set_source_rgb (0.764, 0.882, 0.882);
483 context->rectangle (0, 0, 960, 160);
485 context->set_source_rgb (0.23, 0.0, 0.349);
486 context->move_to (650, 25);
487 tc_clock_layout->update_from_cairo_context (context);
488 tc_clock_layout->show_in_cairo_context (context);
489 context->move_to (650, 60);
490 bbt_clock_layout->update_from_cairo_context (context);
491 bbt_clock_layout->show_in_cairo_context (context);
493 for (int n = 0; n < 8; ++n) {
494 context->move_to (10 + (n*120), 2);
495 upper_layout[n]->update_from_cairo_context (context);
496 upper_layout[n]->show_in_cairo_context (context);
499 for (int n = 0; n < 8; ++n) {
500 context->move_to (10 + (n*120), 140);
501 lower_layout[n]->update_from_cairo_context (context);
502 lower_layout[n]->show_in_cairo_context (context);
505 for (int n = 0; n < 8; ++n) {
506 if (stripable[n] && stripable[n]->presentation_info().selected()) {
507 context->rectangle (10 + (n*120) - 5, 115, 120, 22);
508 context->set_source_rgb (1.0, 0.737, 0.172);
511 context->set_source_rgb (0.0, 0.0, 0.0);
512 context->move_to (10 + (n*120), 120);
513 mid_layout[n]->update_from_cairo_context (context);
514 mid_layout[n]->show_in_cairo_context (context);
528 const int timeout_msecs = 1000;
531 if ((err = libusb_bulk_transfer (handle, 0x01, frame_header, sizeof (frame_header), &transferred, timeout_msecs))) {
537 blit_to_device_frame_buffer ();
540 if ((err = libusb_bulk_transfer (handle, 0x01, (uint8_t*) device_frame_buffer , 2 * rows * pixels_per_row, &transferred, timeout_msecs))) {
548 Push2::set_active (bool yn)
550 DEBUG_TRACE (DEBUG::Push2, string_compose("Push2Protocol::set_active init with yn: '%1'\n", yn));
552 if (yn == active()) {
558 /* start event loop */
563 DEBUG_TRACE (DEBUG::Push2, "device open failed\n");
568 /* Connect input port to event loop */
572 asp = dynamic_cast<AsyncMIDIPort*> (_input_port);
573 asp->xthread().set_receive_handler (sigc::bind (sigc::mem_fun (this, &Push2::midi_input_handler), _input_port));
574 asp->xthread().attach (main_loop()->get_context());
576 connect_session_signals ();
578 /* set up periodic task used to push a frame buffer to the
579 * device (25fps). The device can handle 60fps, but we don't
580 * need that frame rate.
583 Glib::RefPtr<Glib::TimeoutSource> vblank_timeout = Glib::TimeoutSource::create (40); // milliseconds
584 vblank_connection = vblank_timeout->connect (sigc::mem_fun (*this, &Push2::vblank));
585 vblank_timeout->attach (main_loop()->get_context());
588 Glib::RefPtr<Glib::TimeoutSource> periodic_timeout = Glib::TimeoutSource::create (1000); // milliseconds
589 periodic_connection = periodic_timeout->connect (sigc::mem_fun (*this, &Push2::periodic));
590 periodic_timeout->attach (main_loop()->get_context());
603 ControlProtocol::set_active (yn);
605 DEBUG_TRACE (DEBUG::Push2, string_compose("Push2Protocol::set_active done with yn: '%1'\n", yn));
611 Push2::init_touch_strip ()
613 MidiByteArray msg (9, 0xf0, 0x00, 0x21, 0x1d, 0x01, 0x01, 0x17, 0x00, 0xf7);
614 /* flags are the final byte (ignore end-of-sysex */
616 /* show bar, not point
620 msg[7] = (1<<4) | (1<<5) | (1<<6);
625 Push2::write (const MidiByteArray& data)
627 /* immediate delivery */
628 _output_port->write (&data[0], data.size(), 0);
632 Push2::midi_input_handler (IOCondition ioc, MIDI::Port* port)
635 DEBUG_TRACE (DEBUG::Push2, "MIDI port closed\n");
641 // DEBUG_TRACE (DEBUG::Push2, string_compose ("something happend on %1\n", port->name()));
643 AsyncMIDIPort* asp = dynamic_cast<AsyncMIDIPort*>(port);
648 //DEBUG_TRACE (DEBUG::Push2, string_compose ("data available on %1\n", port->name()));
649 framepos_t now = AudioEngine::instance()->sample_time();
663 Push2::connect_to_parser ()
665 DEBUG_TRACE (DEBUG::Push2, string_compose ("Connecting to signals on port %2\n", _input_port->name()));
667 MIDI::Parser* p = _input_port->parser();
670 p->sysex.connect_same_thread (*this, boost::bind (&Push2::handle_midi_sysex, this, _1, _2, _3));
671 /* V-Pot messages are Controller */
672 p->controller.connect_same_thread (*this, boost::bind (&Push2::handle_midi_controller_message, this, _1, _2));
673 /* Button messages are NoteOn */
674 p->note_on.connect_same_thread (*this, boost::bind (&Push2::handle_midi_note_on_message, this, _1, _2));
675 /* Button messages are NoteOn but libmidi++ sends note-on w/velocity = 0 as note-off so catch them too */
676 p->note_off.connect_same_thread (*this, boost::bind (&Push2::handle_midi_note_on_message, this, _1, _2));
677 /* Fader messages are Pitchbend */
678 p->channel_pitchbend[0].connect_same_thread (*this, boost::bind (&Push2::handle_midi_pitchbend_message, this, _1, _2));
682 Push2::handle_midi_sysex (MIDI::Parser&, MIDI::byte* raw_bytes, size_t sz)
684 DEBUG_TRACE (DEBUG::Push2, string_compose ("Sysex, %1 bytes\n", sz));
688 Push2::handle_midi_controller_message (MIDI::Parser&, MIDI::EventTwoBytes* ev)
690 DEBUG_TRACE (DEBUG::Push2, string_compose ("CC %1 (value %2)\n", (int) ev->controller_number, (int) ev->value));
692 CCButtonMap::iterator b = cc_button_map.find (ev->controller_number);
695 /* any press cancels any pending long press timeouts */
696 for (set<ButtonID>::iterator x = buttons_down.begin(); x != buttons_down.end(); ++x) {
697 Button* bb = id_button_map[*x];
698 bb->timeout_connection.disconnect ();
702 if (b != cc_button_map.end()) {
704 Button* button = b->second;
707 buttons_down.insert (button->id);
708 start_press_timeout (*button, button->id);
710 buttons_down.erase (button->id);
711 button->timeout_connection.disconnect ();
715 set<ButtonID>::iterator c = consumed.find (button->id);
717 if (c == consumed.end()) {
718 if (ev->value == 0) {
719 (this->*button->release_method)();
721 (this->*button->press_method)();
724 DEBUG_TRACE (DEBUG::Push2, "button was consumed, ignored\n");
732 int delta = ev->value;
735 delta = -(128 - delta);
738 switch (ev->controller_number) {
740 strip_vpot (0, delta);
743 strip_vpot (1, delta);
746 strip_vpot (2, delta);
749 strip_vpot (3, delta);
752 strip_vpot (4, delta);
755 strip_vpot (5, delta);
758 strip_vpot (6, delta);
761 strip_vpot (7, delta);
766 strip_vpot (8, delta);
769 other_vpot (1, delta);
774 other_vpot (2, delta);
781 Push2::handle_midi_note_on_message (MIDI::Parser& parser, MIDI::EventTwoBytes* ev)
783 DEBUG_TRACE (DEBUG::Push2, string_compose ("Note On %1 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity));
785 if (ev->velocity == 0) {
786 handle_midi_note_off_message (parser, ev);
790 switch (ev->note_number) {
792 strip_vpot_touch (0, ev->velocity > 64);
795 strip_vpot_touch (1, ev->velocity > 64);
798 strip_vpot_touch (2, ev->velocity > 64);
801 strip_vpot_touch (3, ev->velocity > 64);
804 strip_vpot_touch (4, ev->velocity > 64);
807 strip_vpot_touch (5, ev->velocity > 64);
810 strip_vpot_touch (6, ev->velocity > 64);
813 strip_vpot_touch (7, ev->velocity > 64);
818 other_vpot_touch (0, ev->velocity > 64);
821 other_vpot_touch (1, ev->velocity > 64);
826 other_vpot_touch (3, ev->velocity > 64);
831 if (ev->velocity < 64) {
837 if (ev->note_number < 11) {
843 NNPadMap::iterator pi = nn_pad_map.find (ev->note_number);
845 if (pi == nn_pad_map.end()) {
849 Pad* pad = pi->second;
851 pad->set_color (LED::White);
852 pad->set_state (LED::OneShot24th);
853 write (pad->state_msg());
857 Push2::handle_midi_note_off_message (MIDI::Parser&, MIDI::EventTwoBytes* ev)
859 DEBUG_TRACE (DEBUG::Push2, string_compose ("Note Off %1 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity));
861 if (ev->note_number < 11) {
862 /* theoretically related to encoder touch start/end, but
863 * actually they send note on with two different velocity
869 NNPadMap::iterator pi = nn_pad_map.find (ev->note_number);
871 if (pi == nn_pad_map.end()) {
875 Pad* pad = pi->second;
877 pad->set_color (LED::Black);
878 pad->set_state (LED::OneShot24th);
879 write (pad->state_msg());
883 Push2::handle_midi_pitchbend_message (MIDI::Parser&, MIDI::pitchbend_t pb)
891 /* range of +1 .. -1 */
892 speed = ((int32_t) pb - 8192) / 8192.0;
893 /* convert to range of +3 .. -3 */
894 session->request_transport_speed (speed * 3.0);
898 Push2::thread_init ()
900 struct sched_param rtparam;
902 pthread_set_name (event_loop_name().c_str());
904 PBD::notify_event_loops_about_thread_creation (pthread_self(), event_loop_name(), 2048);
905 ARDOUR::SessionEvent::create_per_thread_pool (event_loop_name(), 128);
907 memset (&rtparam, 0, sizeof (rtparam));
908 rtparam.sched_priority = 9; /* XXX should be relative to audio (JACK) thread */
910 if (pthread_setschedparam (pthread_self(), SCHED_FIFO, &rtparam) != 0) {
911 // do we care? not particularly.
916 Push2::connect_session_signals()
918 // receive routes added
919 //session->RouteAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_routes_added, this, _1), this);
920 // receive VCAs added
921 //session->vca_manager().VCAAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_vca_added, this, _1), this);
923 // receive record state toggled
924 session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_record_state_changed, this), this);
925 // receive transport state changed
926 session->TransportStateChange.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_transport_state_changed, this), this);
927 session->TransportLooped.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_loop_state_changed, this), this);
928 // receive punch-in and punch-out
929 Config->ParameterChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_parameter_changed, this, _1), this);
930 session->config.ParameterChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_parameter_changed, this, _1), this);
931 // receive rude solo changed
932 session->SoloActive.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_solo_active_changed, this, _1), this);
936 Push2::notify_record_state_changed ()
938 IDButtonMap::iterator b = id_button_map.find (RecordEnable);
940 if (b == id_button_map.end()) {
944 switch (session->record_status ()) {
945 case Session::Disabled:
946 b->second->set_color (LED::White);
947 b->second->set_state (LED::NoTransition);
949 case Session::Enabled:
950 b->second->set_color (LED::Red);
951 b->second->set_state (LED::Blinking4th);
953 case Session::Recording:
954 b->second->set_color (LED::Red);
955 b->second->set_state (LED::OneShot24th);
959 write (b->second->state_msg());
963 Push2::notify_transport_state_changed ()
965 Button* b = id_button_map[Play];
967 if (session->transport_rolling()) {
968 b->set_state (LED::OneShot24th);
969 b->set_color (LED::Green);
972 /* disable any blink on FixedLength from pending edit range op */
973 Button* fl = id_button_map[FixedLength];
975 fl->set_color (LED::Black);
976 fl->set_state (LED::NoTransition);
977 write (fl->state_msg());
979 b->set_color (LED::White);
980 b->set_state (LED::NoTransition);
983 write (b->state_msg());
987 Push2::notify_loop_state_changed ()
992 Push2::notify_parameter_changed (std::string param)
994 IDButtonMap::iterator b;
996 if (param == "clicking") {
997 if ((b = id_button_map.find (Metronome)) == id_button_map.end()) {
1000 if (Config->get_clicking()) {
1001 b->second->set_state (LED::Blinking4th);
1002 b->second->set_color (LED::White);
1004 b->second->set_color (LED::White);
1005 b->second->set_state (LED::NoTransition);
1007 write (b->second->state_msg ());
1012 Push2::notify_solo_active_changed (bool yn)
1014 IDButtonMap::iterator b = id_button_map.find (Solo);
1016 if (b == id_button_map.end()) {
1021 b->second->set_state (LED::Blinking4th);
1022 b->second->set_color (LED::Red);
1024 b->second->set_state (LED::NoTransition);
1025 b->second->set_color (LED::White);
1028 write (b->second->state_msg());
1034 XMLNode& node (ControlProtocol::get_state());
1037 child = new XMLNode (X_("Input"));
1038 child->add_child_nocopy (_async_in->get_state());
1039 node.add_child_nocopy (*child);
1040 child = new XMLNode (X_("Output"));
1041 child->add_child_nocopy (_async_out->get_state());
1042 node.add_child_nocopy (*child);
1048 Push2::set_state (const XMLNode & node, int version)
1050 DEBUG_TRACE (DEBUG::Push2, string_compose ("Push2::set_state: active %1\n", active()));
1054 if (ControlProtocol::set_state (node, version)) {
1060 if ((child = node.child (X_("Input"))) != 0) {
1061 XMLNode* portnode = child->child (Port::state_node_name.c_str());
1063 _async_in->set_state (*portnode, version);
1067 if ((child = node.child (X_("Output"))) != 0) {
1068 XMLNode* portnode = child->child (Port::state_node_name.c_str());
1070 _async_out->set_state (*portnode, version);
1078 Push2::switch_bank (uint32_t base)
1084 stripable_connections.drop_connections ();
1086 /* try to get the first stripable for the requested bank */
1088 stripable[0] = session->get_remote_nth_stripable (base, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
1090 if (!stripable[0]) {
1094 /* at least one stripable in this bank */
1097 stripable[1] = session->get_remote_nth_stripable (base+1, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
1098 stripable[2] = session->get_remote_nth_stripable (base+2, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
1099 stripable[3] = session->get_remote_nth_stripable (base+3, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
1100 stripable[4] = session->get_remote_nth_stripable (base+4, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
1101 stripable[5] = session->get_remote_nth_stripable (base+5, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
1102 stripable[6] = session->get_remote_nth_stripable (base+6, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
1103 stripable[7] = session->get_remote_nth_stripable (base+7, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
1106 for (int n = 0; n < 8; ++n) {
1107 if (!stripable[n]) {
1111 /* stripable goes away? refill the bank, starting at the same point */
1113 stripable[n]->DropReferences.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&Push2::switch_bank, this, bank_start), this);
1114 boost::shared_ptr<AutomationControl> sc = stripable[n]->solo_control();
1116 sc->Changed.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&Push2::solo_change, this, n), this);
1119 boost::shared_ptr<AutomationControl> mc = stripable[n]->mute_control();
1121 mc->Changed.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&Push2::mute_change, this, n), this);
1124 stripable[n]->presentation_info().PropertyChanged.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&Push2::stripable_property_change, this, _1, n), this);
1131 /* master cannot be removed, so no need to connect to going-away signal */
1132 master = session->master_out ();
1136 Push2::stripable_property_change (PropertyChange const& what_changed, int which)
1138 if (what_changed.contains (Properties::selected)) {
1139 if (!stripable[which]) {
1143 /* cancel string, which will cause a redraw on the next update
1144 * cycle. The redraw will reflect selected status
1147 mid_layout[which]->set_text (string());
1152 Push2::stripable_selection_change (StripableNotificationListPtr selected)
1155 boost::shared_ptr<MidiPort> pad_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in)->shadow_port();
1156 boost::shared_ptr<MidiTrack> current_midi_track = current_pad_target.lock();
1157 boost::shared_ptr<MidiTrack> new_pad_target;
1159 /* See if there's a MIDI track selected */
1161 for (StripableNotificationList::iterator si = selected->begin(); si != selected->end(); ++si) {
1163 new_pad_target = boost::dynamic_pointer_cast<MidiTrack> ((*si).lock());
1165 if (new_pad_target) {
1170 if (new_pad_target) {
1171 cerr << "new midi pad target " << new_pad_target->name() << endl;
1173 cerr << "no midi pad target\n";
1176 if (current_midi_track == new_pad_target) {
1181 if (!new_pad_target) {
1182 /* leave existing connection alone */
1186 /* disconnect from pad port, if appropriate */
1188 if (current_midi_track && pad_port) {
1189 cerr << "Disconnect pads from " << current_midi_track->name() << endl;
1190 current_midi_track->input()->disconnect (current_midi_track->input()->nth(0), pad_port->name(), this);
1193 /* now connect the pad port to this (newly) selected midi
1194 * track, if indeed there is one.
1197 if (new_pad_target && pad_port) {
1198 cerr << "Reconnect pads to " << new_pad_target->name() << endl;
1199 new_pad_target->input()->connect (new_pad_target->input()->nth (0), pad_port->name(), this);
1200 current_pad_target = new_pad_target;
1202 current_pad_target.reset ();
1208 Push2::solo_change (int n)
1241 boost::shared_ptr<SoloControl> ac = stripable[n]->solo_control ();
1246 Button* b = id_button_map[bid];
1249 b->set_color (LED::Green);
1251 b->set_color (LED::Black);
1254 if (ac->soloed_by_others_upstream() || ac->soloed_by_others_downstream()) {
1255 b->set_state (LED::Blinking4th);
1257 b->set_state (LED::OneShot24th);
1260 write (b->state_msg());
1264 Push2::mute_change (int n)
1268 if (!stripable[n]) {
1272 cerr << "Mute changed on " << n << ' ' << stripable[n]->name() << endl;
1303 boost::shared_ptr<MuteControl> mc = stripable[n]->mute_control ();
1309 Button* b = id_button_map[bid];
1311 if (Config->get_show_solo_mutes() && !Config->get_solo_control_is_listen_control ()) {
1313 if (mc->muted_by_self ()) {
1315 b->set_color (LED::Blue);
1316 b->set_state (LED::OneShot24th);
1317 cerr << "FULL MUTE1\n";
1318 } else if (mc->muted_by_others_soloing () || mc->muted_by_masters ()) {
1319 /* this will reflect both solo mutes AND master mutes */
1320 b->set_color (LED::Blue);
1321 b->set_state (LED::Blinking4th);
1322 cerr << "OTHER MUTE1\n";
1324 /* no mute at all */
1325 b->set_color (LED::Black);
1326 b->set_state (LED::OneShot24th);
1327 cerr << "NO MUTE1\n";
1332 if (mc->muted_by_self()) {
1334 b->set_color (LED::Blue);
1335 b->set_state (LED::OneShot24th);
1336 cerr << "FULL MUTE2\n";
1337 } else if (mc->muted_by_masters ()) {
1338 /* this shows only master mutes, not mute-by-others-soloing */
1339 b->set_color (LED::Blue);
1340 b->set_state (LED::Blinking4th);
1341 cerr << "OTHER MUTE1\n";
1343 /* no mute at all */
1344 b->set_color (LED::Black);
1345 b->set_state (LED::OneShot24th);
1346 cerr << "NO MUTE2\n";
1350 write (b->state_msg());
1354 Push2::strip_vpot (int n, int delta)
1357 boost::shared_ptr<AutomationControl> ac = stripable[n]->gain_control();
1359 ac->set_value (ac->get_value() + ((2.0/64.0) * delta), PBD::Controllable::UseGroup);
1365 Push2::strip_vpot_touch (int n, bool touching)
1368 boost::shared_ptr<AutomationControl> ac = stripable[n]->gain_control();
1371 ac->start_touch (session->audible_frame());
1373 ac->stop_touch (true, session->audible_frame());
1380 Push2::other_vpot (int n, int delta)
1388 /* master gain control */
1390 boost::shared_ptr<AutomationControl> ac = master->gain_control();
1392 ac->set_value (ac->get_value() + ((2.0/64.0) * delta), PBD::Controllable::UseGroup);
1400 Push2::other_vpot_touch (int n, bool touching)
1409 boost::shared_ptr<AutomationControl> ac = master->gain_control();
1412 ac->start_touch (session->audible_frame());
1414 ac->stop_touch (true, session->audible_frame());
1422 Push2::start_shift ()
1424 cerr << "start shift\n";
1425 modifier_state = ModifierState (modifier_state | ModShift);
1426 Button* b = id_button_map[Shift];
1427 b->set_color (LED::White);
1428 b->set_state (LED::Blinking16th);
1429 write (b->state_msg());
1435 if (modifier_state & ModShift) {
1436 cerr << "end shift\n";
1437 modifier_state = ModifierState (modifier_state & ~(ModShift));
1438 Button* b = id_button_map[Shift];
1439 b->timeout_connection.disconnect ();
1440 b->set_color (LED::White);
1441 b->set_state (LED::OneShot24th);
1442 write (b->state_msg());
1447 Push2::start_select ()
1449 cerr << "start select\n";
1450 modifier_state = ModifierState (modifier_state | ModSelect);
1451 Button* b = id_button_map[Select];
1452 b->set_color (LED::White);
1453 b->set_state (LED::Blinking16th);
1454 write (b->state_msg());
1458 Push2::end_select ()
1460 if (modifier_state & ModSelect) {
1461 cerr << "end select\n";
1462 modifier_state = ModifierState (modifier_state & ~(ModSelect));
1463 Button* b = id_button_map[Select];
1464 b->timeout_connection.disconnect ();
1465 b->set_color (LED::White);
1466 b->set_state (LED::OneShot24th);
1467 write (b->state_msg());
1474 std::string splash_file;
1476 Searchpath rc (ARDOUR::ardour_data_search_path());
1477 rc.add_subdirectory_to_paths ("resources");
1479 if (!find_file (rc, PROGRAM_NAME "-splash.png", splash_file)) {
1480 cerr << "Cannot find splash screen image file\n";
1481 throw failed_constructor();
1484 Cairo::RefPtr<Cairo::ImageSurface> img = Cairo::ImageSurface::create_from_png (splash_file);
1486 double x_ratio = (double) img->get_width() / (cols - 20);
1487 double y_ratio = (double) img->get_height() / (rows - 20);
1488 double scale = min (x_ratio, y_ratio);
1492 context->set_source_rgb (0.764, 0.882, 0.882);
1498 context->translate (5, 5);
1499 context->scale (scale, scale);
1500 context->set_source (img, 0, 0);
1502 context->restore ();
1506 Glib::RefPtr<Pango::Layout> some_text = Pango::Layout::create (context);
1508 Pango::FontDescription fd ("Sans 38");
1509 some_text->set_font_description (fd);
1510 some_text->set_text (string_compose ("%1 %2", PROGRAM_NAME, VERSIONSTRING));
1512 context->move_to (200, 10);
1513 context->set_source_rgb (0, 0, 0);
1514 some_text->update_from_cairo_context (context);
1515 some_text->show_in_cairo_context (context);
1517 Pango::FontDescription fd2 ("Sans Italic 18");
1518 some_text->set_font_description (fd2);
1519 some_text->set_text (_("Ableton Push 2 Support"));
1521 context->move_to (200, 80);
1522 context->set_source_rgb (0, 0, 0);
1523 some_text->update_from_cairo_context (context);
1524 some_text->show_in_cairo_context (context);
1526 splash_start = get_microseconds ();
1527 blit_to_device_frame_buffer ();
1531 Push2::pad_filter (MidiBuffer& in, MidiBuffer& out) const
1533 /* This filter is called asynchronously from a realtime process
1534 context. It must use atomics to check state, and must not block.
1537 bool matched = false;
1539 for (MidiBuffer::iterator ev = in.begin(); ev != in.end(); ++ev) {
1540 if ((*ev).is_note_on() || (*ev).is_note_off()) {
1542 /* encoder touch start/touch end use note
1543 * 0-10. touchstrip uses note 12
1546 if ((*ev).note() > 10 && (*ev).note() != 12) {
1548 int n = (*ev).note ();
1550 map<int,int>::const_iterator ni = pad_map.find (n);
1552 if (ni != pad_map.end()) {
1553 /* shift for output to the shadow port */
1554 (*ev).set_note (ni->second);
1555 out.push_back (*ev);
1556 /* shift back so that the pads light correctly */
1559 out.push_back (*ev);
1571 Push2::connection_handler (boost::weak_ptr<ARDOUR::Port>, std::string name1, boost::weak_ptr<ARDOUR::Port>, std::string name2, bool yn)
1573 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort::connection_handler start\n");
1574 if (!_input_port || !_output_port) {
1578 string ni = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_async_in)->name());
1579 string no = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_async_out)->name());
1581 if (ni == name1 || ni == name2) {
1583 connection_state |= InputConnected;
1585 connection_state &= ~InputConnected;
1587 } else if (no == name1 || no == name2) {
1589 connection_state |= OutputConnected;
1591 connection_state &= ~OutputConnected;
1594 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("Connections between %1 and %2 changed, but I ignored it\n", name1, name2));
1599 if ((connection_state & (InputConnected|OutputConnected)) == (InputConnected|OutputConnected)) {
1601 /* XXX this is a horrible hack. Without a short sleep here,
1602 something prevents the device wakeup messages from being
1603 sent and/or the responses from being received.
1607 DEBUG_TRACE (DEBUG::FaderPort, "device now connected for both input and output\n");
1611 DEBUG_TRACE (DEBUG::FaderPort, "Device disconnected (input or output or both) or not yet fully connected\n");
1614 ConnectionChange (); /* emit signal for our GUI */
1616 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort::connection_handler end\n");
1618 return true; /* connection status changed */
1621 boost::shared_ptr<Port>
1622 Push2::output_port()
1627 boost::shared_ptr<Port>
1634 Push2::build_pad_table ()
1636 for (int row = 0; row < 8; ++row) {
1637 for (int col = 7; col >= 0; --col) {
1638 pad_map[row*8+col] = 99 - (row*8+(7-col)) + (octave_shift*12);
1642 PadChange (); /* emit signal */
1646 Push2::pad_note (int row, int col) const
1648 map<int,int>::const_iterator ni = pad_map.find (row*8+col);
1650 if (ni != pad_map.end()) {