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"
28 #include "midi++/parser.h"
29 #include "timecode/time.h"
30 #include "timecode/bbt_time.h"
32 #include "ardour/async_midi_port.h"
33 #include "ardour/audioengine.h"
34 #include "ardour/debug.h"
35 #include "ardour/midiport_manager.h"
36 #include "ardour/session.h"
37 #include "ardour/tempo.h"
41 using namespace ARDOUR;
45 using namespace ArdourSurface;
49 #include "pbd/abstract_ui.cc" // instantiate template
51 const int Push2::cols = 960;
52 const int Push2::rows = 160;
53 const int Push2::pixels_per_row = 1024;
55 #define ABLETON 0x2982
58 Push2::Push2 (ARDOUR::Session& s)
59 : ControlProtocol (s, string (X_("Ableton Push 2")))
60 , AbstractUI<Push2Request> (name())
63 , frame_buffer (Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, cols, rows))
64 , modifier_state (None)
67 context = Cairo::Context::create (frame_buffer);
68 tc_clock_layout = Pango::Layout::create (context);
69 bbt_clock_layout = Pango::Layout::create (context);
71 Pango::FontDescription fd ("Sans Bold 24");
72 tc_clock_layout->set_font_description (fd);
73 bbt_clock_layout->set_font_description (fd);
75 Pango::FontDescription fd2 ("Sans 10");
76 for (int n = 0; n < 8; ++n) {
77 upper_layout[n] = Pango::Layout::create (context);
78 upper_layout[n]->set_font_description (fd2);
79 upper_layout[n]->set_text ("solo");
80 lower_layout[n] = Pango::Layout::create (context);
81 lower_layout[n]->set_font_description (fd2);
82 lower_layout[n]->set_text ("mute");
85 Pango::FontDescription fd3 ("Sans Bold 10");
86 for (int n = 0; n < 8; ++n) {
87 mid_layout[n] = Pango::Layout::create (context);
88 mid_layout[n]->set_font_description (fd3);
94 throw failed_constructor ();
114 if ((handle = libusb_open_device_with_vid_pid (NULL, ABLETON, PUSH2)) == 0) {
118 if ((err = libusb_claim_interface (handle, 0x00))) {
122 device_frame_buffer = new uint16_t[rows*pixels_per_row];
124 memset (device_frame_buffer, 0, sizeof (uint16_t) * rows * pixels_per_row);
126 frame_header[0] = 0xef;
127 frame_header[1] = 0xcd;
128 frame_header[2] = 0xab;
129 frame_header[3] = 0x89;
130 memset (&frame_header[4], 0, 12);
134 _async_in = AudioEngine::instance()->register_input_port (DataType::MIDI, X_("push2 in"), true);
135 _async_out = AudioEngine::instance()->register_output_port (DataType::MIDI, X_("push2 out"), true);
137 if (_async_in == 0 || _async_out == 0) {
141 _input_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_in).get();
142 _output_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(_async_out).get();
144 connect_to_parser ();
152 init_buttons (false);
154 /* wait for button data to be flushed */
156 asp = dynamic_cast<AsyncMIDIPort*> (_output_port);
157 asp->drain (10000, 500000);
159 AudioEngine::instance()->unregister_port (_async_in);
160 AudioEngine::instance()->unregister_port (_async_out);
162 _async_in.reset ((ARDOUR::Port*) 0);
163 _async_out.reset ((ARDOUR::Port*) 0);
167 vblank_connection.disconnect ();
168 periodic_connection.disconnect ();
169 session_connections.drop_connections ();
170 stripable_connections.drop_connections ();
173 libusb_release_interface (handle, 0x00);
174 libusb_close (handle);
178 for (int n = 0; n < 8; ++n) {
179 stripable[n].reset ();
182 delete [] device_frame_buffer;
183 device_frame_buffer = 0;
189 Push2::init_buttons (bool startup)
191 /* This is a list of buttons that we want lit because they do something
192 in ardour related (loosely, sometimes) to their illuminated label.
195 ButtonID buttons[] = { Mute, Solo, Master, Up, Right, Left, Down, Note, Session, Mix, AddTrack, Delete, Undo,
196 Metronome, Shift, Select, Play, RecordEnable, Automate, Repeat, Note, Session, DoubleLoop,
197 Quantize, Duplicate, Browse,
200 for (size_t n = 0; n < sizeof (buttons) / sizeof (buttons[0]); ++n) {
201 Button* b = id_button_map[buttons[n]];
204 b->set_color (LED::White);
206 b->set_color (LED::Black);
208 b->set_state (LED::OneShot24th);
209 write (b->state_msg());
212 /* Strip buttons should all be off (black) by default. They will change
213 * color to reflect various conditions
216 ButtonID strip_buttons[] = { Upper1, Upper2, Upper3, Upper4, Upper5, Upper6, Upper7, Upper8,
217 Lower1, Lower2, Lower3, Lower4, Lower5, Lower6, Lower7, Lower8, };
219 for (size_t n = 0; n < sizeof (strip_buttons) / sizeof (strip_buttons[0]); ++n) {
220 Button* b = id_button_map[strip_buttons[n]];
222 b->set_color (LED::Black);
223 b->set_state (LED::OneShot24th);
224 write (b->state_msg());
229 /* all other buttons are off (black) */
231 ButtonID off_buttons[] = { TapTempo, Setup, User, Stop, Convert, New, FixedLength,
232 Fwd32ndT, Fwd32nd, Fwd16thT, Fwd16th, Fwd8thT, Fwd8th, Fwd4trT, Fwd4tr,
233 Accent, Scale, Layout, Note, Session, OctaveUp, PageRight, OctaveDown, PageLeft, };
235 for (size_t n = 0; n < sizeof (off_buttons) / sizeof (off_buttons[0]); ++n) {
236 Button* b = id_button_map[off_buttons[n]];
238 b->set_color (LED::Black);
239 b->set_state (LED::OneShot24th);
240 write (b->state_msg());
249 libusb_device_handle *h;
252 if ((h = libusb_open_device_with_vid_pid (NULL, ABLETON, PUSH2)) == 0) {
253 DEBUG_TRACE (DEBUG::Push2, "no Push2 device found\n");
258 DEBUG_TRACE (DEBUG::Push2, "Push2 device located\n");
263 Push2::request_factory (uint32_t num_requests)
265 /* AbstractUI<T>::request_buffer_factory() is a template method only
266 instantiated in this source module. To provide something visible for
267 use in the interface/descriptor, we have this static method that is
270 return request_buffer_factory (num_requests);
274 Push2::do_request (Push2Request * req)
276 DEBUG_TRACE (DEBUG::Push2, string_compose ("doing request type %1\n", req->type));
277 if (req->type == CallSlot) {
279 call_slot (MISSING_INVALIDATOR, req->the_slot);
281 } else if (req->type == Quit) {
295 /** render host-side frame buffer (a Cairo ImageSurface) to the current
296 * device-side frame buffer. The device frame buffer will be pushed to the
297 * device on the next call to vblank()
301 Push2::blit_to_device_frame_buffer ()
303 /* ensure that all drawing has been done before we fetch pixel data */
305 frame_buffer->flush ();
307 const int stride = 3840; /* bytes per row for Cairo::FORMAT_ARGB32 */
308 const uint8_t* data = frame_buffer->get_data ();
310 /* fill frame buffer (320kB) */
312 uint16_t* fb = (uint16_t*) device_frame_buffer;
314 for (int row = 0; row < rows; ++row) {
316 const uint8_t* dp = data + row * stride;
318 for (int col = 0; col < cols; ++col) {
320 /* fetch r, g, b (range 0..255). Ignore alpha */
322 const int r = (*((const uint32_t*)dp) >> 16) & 0xff;
323 const int g = (*((const uint32_t*)dp) >> 8) & 0xff;
324 const int b = *((const uint32_t*)dp) & 0xff;
326 /* convert to 5 bits, 6 bits, 5 bits, respectively */
327 /* generate 16 bit BGB565 value */
329 *fb++ = (r >> 3) | ((g & 0xfc) << 3) | ((b & 0xf8) << 8);
331 /* the push2 docs state that we should xor the pixel
332 * data. Doing so doesn't work correctly, and not doing
333 * so seems to work fine (colors roughly match intended
340 /* skip 128 bytes to next line. This is filler, used to avoid line borders occuring in the middle of 512
344 fb += 64; /* 128 bytes = 64 int16_t */
353 string tc_clock_text;
354 string bbt_clock_text;
357 framepos_t audible = session->audible_frame();
359 bool negative = false;
366 session->timecode_time (audible, TC);
368 TC.negative = TC.negative || negative;
370 tc_clock_text = Timecode::timecode_format_time(TC);
372 Timecode::BBT_Time bbt = session->tempo_map().bbt_at_frame (audible);
375 #define BBT_BAR_CHAR "|"
378 snprintf (buf, sizeof (buf), "-%03" PRIu32 BBT_BAR_CHAR "%02" PRIu32 BBT_BAR_CHAR "%04" PRIu32,
379 bbt.bars, bbt.beats, bbt.ticks);
381 snprintf (buf, sizeof (buf), " %03" PRIu32 BBT_BAR_CHAR "%02" PRIu32 BBT_BAR_CHAR "%04" PRIu32,
382 bbt.bars, bbt.beats, bbt.ticks);
385 bbt_clock_text = buf;
390 if (tc_clock_text != tc_clock_layout->get_text()) {
392 tc_clock_layout->set_text (tc_clock_text);
395 if (bbt_clock_text != tc_clock_layout->get_text()) {
397 bbt_clock_layout->set_text (bbt_clock_text);
402 for (int n = 0; n < 8; ++n) {
404 mid_text = short_version (stripable[n]->name(), 10);
405 if (mid_text != mid_layout[n]->get_text()) {
406 mid_layout[n]->set_text (mid_text);
416 context->set_source_rgb (0.764, 0.882, 0.882);
417 context->rectangle (0, 0, 960, 160);
419 context->set_source_rgb (0.23, 0.0, 0.349);
420 context->move_to (650, 25);
421 tc_clock_layout->update_from_cairo_context (context);
422 tc_clock_layout->show_in_cairo_context (context);
423 context->move_to (650, 60);
424 bbt_clock_layout->update_from_cairo_context (context);
425 bbt_clock_layout->show_in_cairo_context (context);
427 for (int n = 0; n < 8; ++n) {
428 context->move_to (10 + (n*120), 2);
429 upper_layout[n]->update_from_cairo_context (context);
430 upper_layout[n]->show_in_cairo_context (context);
433 for (int n = 0; n < 8; ++n) {
434 context->move_to (10 + (n*120), 140);
435 lower_layout[n]->update_from_cairo_context (context);
436 lower_layout[n]->show_in_cairo_context (context);
439 for (int n = 0; n < 8; ++n) {
440 if (stripable[n] && stripable[n]->presentation_info().selected()) {
441 context->rectangle (10 + (n*120) - 5, 115, 120, 22);
442 context->set_source_rgb (1.0, 0.737, 0.172);
445 context->set_source_rgb (0.0, 0.0, 0.0);
446 context->move_to (10 + (n*120), 120);
447 mid_layout[n]->update_from_cairo_context (context);
448 mid_layout[n]->show_in_cairo_context (context);
462 const int timeout_msecs = 1000;
465 if ((err = libusb_bulk_transfer (handle, 0x01, frame_header, sizeof (frame_header), &transferred, timeout_msecs))) {
471 blit_to_device_frame_buffer ();
474 if ((err = libusb_bulk_transfer (handle, 0x01, (uint8_t*) device_frame_buffer , 2 * rows * pixels_per_row, &transferred, timeout_msecs))) {
482 Push2::set_active (bool yn)
484 DEBUG_TRACE (DEBUG::Push2, string_compose("Push2Protocol::set_active init with yn: '%1'\n", yn));
486 if (yn == active()) {
492 /* start event loop */
497 DEBUG_TRACE (DEBUG::Push2, "device open failed\n");
502 /* Connect input port to event loop */
506 asp = dynamic_cast<AsyncMIDIPort*> (_input_port);
507 asp->xthread().set_receive_handler (sigc::bind (sigc::mem_fun (this, &Push2::midi_input_handler), _input_port));
508 asp->xthread().attach (main_loop()->get_context());
510 connect_session_signals ();
512 /* set up periodic task used to push a frame buffer to the
513 * device (25fps). The device can handle 60fps, but we don't
514 * need that frame rate.
517 Glib::RefPtr<Glib::TimeoutSource> vblank_timeout = Glib::TimeoutSource::create (40); // milliseconds
518 vblank_connection = vblank_timeout->connect (sigc::mem_fun (*this, &Push2::vblank));
519 vblank_timeout->attach (main_loop()->get_context());
522 Glib::RefPtr<Glib::TimeoutSource> periodic_timeout = Glib::TimeoutSource::create (1000); // milliseconds
523 periodic_connection = periodic_timeout->connect (sigc::mem_fun (*this, &Push2::periodic));
524 periodic_timeout->attach (main_loop()->get_context());
536 ControlProtocol::set_active (yn);
538 DEBUG_TRACE (DEBUG::Push2, string_compose("Push2Protocol::set_active done with yn: '%1'\n", yn));
544 Push2::init_touch_strip ()
546 MidiByteArray msg (9, 0xf0, 0x00, 0x21, 0x1d, 0x01, 0x01, 0x17, 0x00, 0xf7);
547 /* flags are the final byte (ignore end-of-sysex */
549 /* show bar, not point
553 msg[7] = (1<<4) | (1<<5) | (1<<6);
558 Push2::write (const MidiByteArray& data)
560 /* immediate delivery */
561 _output_port->write (&data[0], data.size(), 0);
565 Push2::midi_input_handler (IOCondition ioc, MIDI::Port* port)
568 DEBUG_TRACE (DEBUG::Push2, "MIDI port closed\n");
574 // DEBUG_TRACE (DEBUG::Push2, string_compose ("something happend on %1\n", port->name()));
576 AsyncMIDIPort* asp = dynamic_cast<AsyncMIDIPort*>(port);
581 //DEBUG_TRACE (DEBUG::Push2, string_compose ("data available on %1\n", port->name()));
582 framepos_t now = AudioEngine::instance()->sample_time();
596 Push2::connect_to_parser ()
598 DEBUG_TRACE (DEBUG::Push2, string_compose ("Connecting to signals on port %2\n", _input_port->name()));
600 MIDI::Parser* p = _input_port->parser();
603 p->sysex.connect_same_thread (*this, boost::bind (&Push2::handle_midi_sysex, this, _1, _2, _3));
604 /* V-Pot messages are Controller */
605 p->controller.connect_same_thread (*this, boost::bind (&Push2::handle_midi_controller_message, this, _1, _2));
606 /* Button messages are NoteOn */
607 p->note_on.connect_same_thread (*this, boost::bind (&Push2::handle_midi_note_on_message, this, _1, _2));
608 /* Button messages are NoteOn but libmidi++ sends note-on w/velocity = 0 as note-off so catch them too */
609 p->note_off.connect_same_thread (*this, boost::bind (&Push2::handle_midi_note_on_message, this, _1, _2));
610 /* Fader messages are Pitchbend */
611 p->channel_pitchbend[0].connect_same_thread (*this, boost::bind (&Push2::handle_midi_pitchbend_message, this, _1, _2));
615 Push2::handle_midi_sysex (MIDI::Parser&, MIDI::byte* raw_bytes, size_t sz)
617 DEBUG_TRACE (DEBUG::Push2, string_compose ("Sysex, %1 bytes\n", sz));
621 Push2::handle_midi_controller_message (MIDI::Parser&, MIDI::EventTwoBytes* ev)
623 DEBUG_TRACE (DEBUG::Push2, string_compose ("CC %1 (value %2)\n", (int) ev->controller_number, (int) ev->value));
625 CCButtonMap::iterator b = cc_button_map.find (ev->controller_number);
628 /* any press cancels any pending long press timeouts */
629 for (set<ButtonID>::iterator x = buttons_down.begin(); x != buttons_down.end(); ++x) {
630 Button* bb = id_button_map[*x];
631 bb->timeout_connection.disconnect ();
635 if (b != cc_button_map.end()) {
637 Button* button = b->second;
640 buttons_down.insert (button->id);
641 start_press_timeout (*button, button->id);
643 buttons_down.erase (button->id);
644 button->timeout_connection.disconnect ();
648 set<ButtonID>::iterator c = consumed.find (button->id);
650 if (c == consumed.end()) {
651 if (ev->value == 0) {
652 (this->*button->release_method)();
654 (this->*button->press_method)();
657 DEBUG_TRACE (DEBUG::Push2, "button was consumed, ignored\n");
665 int delta = ev->value;
668 delta = -(128 - delta);
671 switch (ev->controller_number) {
673 strip_vpot (0, delta);
676 strip_vpot (1, delta);
679 strip_vpot (2, delta);
682 strip_vpot (3, delta);
685 strip_vpot (4, delta);
688 strip_vpot (5, delta);
691 strip_vpot (6, delta);
694 strip_vpot (7, delta);
699 strip_vpot (8, delta);
702 other_vpot (1, delta);
707 other_vpot (2, delta);
714 Push2::handle_midi_note_on_message (MIDI::Parser&, MIDI::EventTwoBytes* ev)
716 DEBUG_TRACE (DEBUG::Push2, string_compose ("Note On %1 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity));
718 switch (ev->note_number) {
720 strip_vpot_touch (0, ev->velocity > 64);
723 strip_vpot_touch (1, ev->velocity > 64);
726 strip_vpot_touch (2, ev->velocity > 64);
729 strip_vpot_touch (3, ev->velocity > 64);
732 strip_vpot_touch (4, ev->velocity > 64);
735 strip_vpot_touch (5, ev->velocity > 64);
738 strip_vpot_touch (6, ev->velocity > 64);
741 strip_vpot_touch (7, ev->velocity > 64);
746 other_vpot_touch (0, ev->velocity > 64);
749 other_vpot_touch (1, ev->velocity > 64);
754 other_vpot_touch (3, ev->velocity > 64);
759 if (ev->velocity < 64) {
767 Push2::handle_midi_note_off_message (MIDI::Parser&, MIDI::EventTwoBytes* ev)
769 DEBUG_TRACE (DEBUG::Push2, string_compose ("Note Off %1 (velocity %2)\n", (int) ev->note_number, (int) ev->velocity));
773 Push2::handle_midi_pitchbend_message (MIDI::Parser&, MIDI::pitchbend_t pb)
781 /* range of +1 .. -1 */
782 speed = ((int32_t) pb - 8192) / 8192.0;
783 /* convert to range of +3 .. -3 */
784 session->request_transport_speed (speed * 3.0);
788 Push2::thread_init ()
790 struct sched_param rtparam;
792 pthread_set_name (event_loop_name().c_str());
794 PBD::notify_event_loops_about_thread_creation (pthread_self(), event_loop_name(), 2048);
795 ARDOUR::SessionEvent::create_per_thread_pool (event_loop_name(), 128);
797 memset (&rtparam, 0, sizeof (rtparam));
798 rtparam.sched_priority = 9; /* XXX should be relative to audio (JACK) thread */
800 if (pthread_setschedparam (pthread_self(), SCHED_FIFO, &rtparam) != 0) {
801 // do we care? not particularly.
806 Push2::connect_session_signals()
808 // receive routes added
809 //session->RouteAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_routes_added, this, _1), this);
810 // receive VCAs added
811 //session->vca_manager().VCAAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_vca_added, this, _1), this);
813 // receive record state toggled
814 session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_record_state_changed, this), this);
815 // receive transport state changed
816 session->TransportStateChange.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_transport_state_changed, this), this);
817 session->TransportLooped.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_loop_state_changed, this), this);
818 // receive punch-in and punch-out
819 Config->ParameterChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_parameter_changed, this, _1), this);
820 session->config.ParameterChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_parameter_changed, this, _1), this);
821 // receive rude solo changed
822 session->SoloActive.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&Push2::notify_solo_active_changed, this, _1), this);
826 Push2::notify_record_state_changed ()
828 IDButtonMap::iterator b = id_button_map.find (RecordEnable);
830 if (b == id_button_map.end()) {
834 switch (session->record_status ()) {
835 case Session::Disabled:
836 b->second->set_color (LED::White);
837 b->second->set_state (LED::NoTransition);
839 case Session::Enabled:
840 b->second->set_color (LED::Red);
841 b->second->set_state (LED::Blinking4th);
843 case Session::Recording:
844 b->second->set_color (LED::Red);
845 b->second->set_state (LED::OneShot24th);
849 write (b->second->state_msg());
853 Push2::notify_transport_state_changed ()
855 Button* b = id_button_map[Play];
857 if (session->transport_rolling()) {
858 b->set_state (LED::OneShot24th);
859 b->set_color (LED::Green);
862 /* disable any blink on FixedLength from pending edit range op */
863 Button* fl = id_button_map[FixedLength];
865 fl->set_color (LED::Black);
866 fl->set_state (LED::NoTransition);
867 write (fl->state_msg());
869 b->set_color (LED::White);
870 b->set_state (LED::NoTransition);
873 write (b->state_msg());
877 Push2::notify_loop_state_changed ()
882 Push2::notify_parameter_changed (std::string param)
884 IDButtonMap::iterator b;
886 if (param == "clicking") {
887 if ((b = id_button_map.find (Metronome)) == id_button_map.end()) {
890 if (Config->get_clicking()) {
891 b->second->set_state (LED::Blinking4th);
892 b->second->set_color (LED::White);
894 b->second->set_color (LED::White);
895 b->second->set_state (LED::NoTransition);
897 write (b->second->state_msg ());
902 Push2::notify_solo_active_changed (bool yn)
904 IDButtonMap::iterator b = id_button_map.find (Solo);
906 if (b == id_button_map.end()) {
911 b->second->set_state (LED::Blinking4th);
912 b->second->set_color (LED::Red);
914 b->second->set_state (LED::NoTransition);
915 b->second->set_color (LED::White);
918 write (b->second->state_msg());
924 XMLNode& node (ControlProtocol::get_state());
927 child = new XMLNode (X_("Input"));
928 child->add_child_nocopy (_async_in->get_state());
929 node.add_child_nocopy (*child);
930 child = new XMLNode (X_("Output"));
931 child->add_child_nocopy (_async_out->get_state());
932 node.add_child_nocopy (*child);
938 Push2::set_state (const XMLNode & node, int version)
940 DEBUG_TRACE (DEBUG::Push2, string_compose ("Push2::set_state: active %1\n", active()));
944 if (ControlProtocol::set_state (node, version)) {
950 if ((child = node.child (X_("Input"))) != 0) {
951 XMLNode* portnode = child->child (Port::state_node_name.c_str());
953 _async_in->set_state (*portnode, version);
957 if ((child = node.child (X_("Output"))) != 0) {
958 XMLNode* portnode = child->child (Port::state_node_name.c_str());
960 _async_out->set_state (*portnode, version);
968 Push2::switch_bank (uint32_t base)
974 stripable_connections.drop_connections ();
976 /* try to get the first stripable for the requested bank */
978 stripable[0] = session->get_remote_nth_stripable (base, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
984 /* at least one stripable in this bank */
987 stripable[1] = session->get_remote_nth_stripable (base+1, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
988 stripable[2] = session->get_remote_nth_stripable (base+2, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
989 stripable[3] = session->get_remote_nth_stripable (base+3, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
990 stripable[4] = session->get_remote_nth_stripable (base+4, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
991 stripable[5] = session->get_remote_nth_stripable (base+5, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
992 stripable[6] = session->get_remote_nth_stripable (base+6, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
993 stripable[7] = session->get_remote_nth_stripable (base+7, PresentationInfo::Flag (PresentationInfo::Route|PresentationInfo::VCA));
996 for (int n = 0; n < 8; ++n) {
1001 /* stripable goes away? refill the bank, starting at the same point */
1003 stripable[n]->DropReferences.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&Push2::switch_bank, this, bank_start), this);
1004 boost::shared_ptr<AutomationControl> sc = stripable[n]->solo_control();
1006 sc->Changed.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&Push2::solo_change, this, n), this);
1009 boost::shared_ptr<AutomationControl> mc = stripable[n]->mute_control();
1011 mc->Changed.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&Push2::mute_change, this, n), this);
1014 stripable[n]->presentation_info().PropertyChanged.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&Push2::stripable_property_change, this, _1, n), this);
1021 /* master cannot be removed, so no need to connect to going-away signal */
1022 master = session->master_out ();
1026 Push2::stripable_property_change (PropertyChange const& what_changed, int which)
1028 if (what_changed.contains (Properties::selected)) {
1029 /* cancel string, which will cause a redraw on the next update
1030 * cycle. The redraw will reflect selected status
1032 mid_layout[which]->set_text (string());
1037 Push2::solo_change (int n)
1070 boost::shared_ptr<AutomationControl> ac = stripable[n]->solo_control ();
1075 Button* b = id_button_map[bid];
1076 if (ac->get_value()) {
1077 b->set_color (LED::Red);
1079 b->set_color (LED::Black);
1081 b->set_state (LED::OneShot24th);
1082 write (b->state_msg());
1086 Push2::mute_change (int n)
1119 boost::shared_ptr<AutomationControl> ac = stripable[n]->mute_control ();
1124 Button* b = id_button_map[bid];
1126 if (ac->get_value ()) {
1127 b->set_color (LED::Blue);
1129 b->set_color (LED::Black);
1131 b->set_state (LED::OneShot24th);
1132 write (b->state_msg());
1136 Push2::strip_vpot (int n, int delta)
1139 boost::shared_ptr<AutomationControl> ac = stripable[n]->gain_control();
1141 ac->set_value (ac->get_value() + ((2.0/64.0) * delta), PBD::Controllable::UseGroup);
1147 Push2::strip_vpot_touch (int n, bool touching)
1150 boost::shared_ptr<AutomationControl> ac = stripable[n]->gain_control();
1153 ac->start_touch (session->audible_frame());
1155 ac->stop_touch (true, session->audible_frame());
1162 Push2::other_vpot (int n, int delta)
1170 /* master gain control */
1172 boost::shared_ptr<AutomationControl> ac = master->gain_control();
1174 ac->set_value (ac->get_value() + ((2.0/64.0) * delta), PBD::Controllable::UseGroup);
1182 Push2::other_vpot_touch (int n, bool touching)
1191 boost::shared_ptr<AutomationControl> ac = master->gain_control();
1194 ac->start_touch (session->audible_frame());
1196 ac->stop_touch (true, session->audible_frame());
1204 Push2::start_shift ()
1206 cerr << "start shift\n";
1207 modifier_state = ModifierState (modifier_state | ModShift);
1208 Button* b = id_button_map[Shift];
1209 b->set_color (LED::White);
1210 b->set_state (LED::Blinking16th);
1211 write (b->state_msg());
1217 if (modifier_state & ModShift) {
1218 cerr << "end shift\n";
1219 modifier_state = ModifierState (modifier_state & ~(ModShift));
1220 Button* b = id_button_map[Shift];
1221 b->timeout_connection.disconnect ();
1222 b->set_color (LED::White);
1223 b->set_state (LED::OneShot24th);
1224 write (b->state_msg());
1229 Push2::start_select ()
1231 cerr << "start select\n";
1232 modifier_state = ModifierState (modifier_state | ModSelect);
1233 Button* b = id_button_map[Select];
1234 b->set_color (LED::White);
1235 b->set_state (LED::Blinking16th);
1236 write (b->state_msg());
1240 Push2::end_select ()
1242 if (modifier_state & ModSelect) {
1243 cerr << "end select\n";
1244 modifier_state = ModifierState (modifier_state & ~(ModSelect));
1245 Button* b = id_button_map[Select];
1246 b->timeout_connection.disconnect ();
1247 b->set_color (LED::White);
1248 b->set_state (LED::OneShot24th);
1249 write (b->state_msg());