2 Copyright (C) 2015 Paul Davis
3 Copyright (C) 2016 W.P. van Paassen
5 Thanks to Rolf Meyerhoff for reverse engineering the CC121 protocol.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 #include <glibmm/fileutils.h>
30 #include <glibmm/miscutils.h>
32 #include "pbd/error.h"
33 #include "pbd/failed_constructor.h"
34 #include "pbd/file_utils.h"
35 #include "pbd/pthread_utils.h"
36 #include "pbd/compose.h"
37 #include "pbd/xml++.h"
39 #include "midi++/port.h"
41 #include "control_protocol/basic_ui.h"
43 #include "ardour/async_midi_port.h"
44 #include "ardour/audioengine.h"
45 #include "ardour/amp.h"
46 #include "ardour/bundle.h"
47 #include "ardour/controllable_descriptor.h"
48 #include "ardour/debug.h"
49 #include "ardour/filesystem_paths.h"
50 #include "ardour/midi_port.h"
51 #include "ardour/midiport_manager.h"
52 #include "ardour/monitor_processor.h"
53 #include "ardour/profile.h"
54 #include "ardour/rc_configuration.h"
55 #include "ardour/record_enable_control.h"
56 #include "ardour/stripable.h"
57 #include "ardour/session.h"
58 #include "ardour/session_configuration.h"
59 #include "ardour/track.h"
63 using namespace ARDOUR;
64 using namespace ArdourSurface;
71 #include "pbd/abstract_ui.cc" // instantiate template
73 CC121::CC121 (Session& s)
74 : ControlProtocol (s, _("Steinberg CC121"))
75 , AbstractUI<CC121Request> (name())
77 , connection_state (ConnectionState (0))
78 , _device_active (false)
81 , fader_is_touched (false)
83 , button_state (ButtonState (0))
85 , rec_enable_state (false)
87 last_encoder_time = 0;
89 boost::shared_ptr<ARDOUR::Port> inp;
90 boost::shared_ptr<ARDOUR::Port> outp;
92 inp = AudioEngine::instance()->register_input_port (DataType::MIDI, "CC121 Recv", true);
93 outp = AudioEngine::instance()->register_output_port (DataType::MIDI, "CC121 Send", true);
95 _input_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(inp);
96 _output_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(outp);
98 if (_input_port == 0 || _output_port == 0) {
99 throw failed_constructor();
102 _input_bundle.reset (new ARDOUR::Bundle (_("CC121 Support (Receive)"), true));
103 _output_bundle.reset (new ARDOUR::Bundle (_("CC121 Support (Send) "), false));
105 _input_bundle->add_channel (
107 ARDOUR::DataType::MIDI,
108 session->engine().make_port_name_non_relative (inp->name())
111 _output_bundle->add_channel (
113 ARDOUR::DataType::MIDI,
114 session->engine().make_port_name_non_relative (outp->name())
118 StripableSelectionChanged.connect (selection_connection, MISSING_INVALIDATOR, boost::bind (&CC121::gui_track_selection_changed, this, _1), this);
120 /* Catch port connections and disconnections */
121 ARDOUR::AudioEngine::instance()->PortConnectedOrDisconnected.connect (port_connection, MISSING_INVALIDATOR, boost::bind (&CC121::connection_handler, this, _1, _2, _3, _4, _5), this);
122 buttons.insert (std::make_pair (EButton, Button (*this, _("EButton"), EButton)));
123 buttons.insert (std::make_pair (OpenVST, Button (*this, _("OpenVST"), OpenVST)));
124 buttons.insert (std::make_pair (InputMonitor, Button (*this, _("InputMonitor"), InputMonitor)));
125 buttons.insert (std::make_pair (EQ1Enable, Button (*this, _("EQ1Enable"), EQ1Enable)));
126 buttons.insert (std::make_pair (EQ2Enable, Button (*this, _("EQ2Enable"), EQ2Enable)));
127 buttons.insert (std::make_pair (EQ3Enable, Button (*this, _("EQ3Enable"), EQ3Enable)));
128 buttons.insert (std::make_pair (EQ4Enable, Button (*this, _("EQ4Enable"), EQ4Enable)));
129 buttons.insert (std::make_pair (EQType, Button (*this, _("EQType"), EQType)));
130 buttons.insert (std::make_pair (AllBypass, Button (*this, _("AllBypass"), AllBypass)));
131 buttons.insert (std::make_pair (Function1, Button (*this, _("Function1"), Function1)));
132 buttons.insert (std::make_pair (Function2, Button (*this, _("Function2"), Function2)));
133 buttons.insert (std::make_pair (Function3, Button (*this, _("Function3"), Function3)));
134 buttons.insert (std::make_pair (Function4, Button (*this, _("Function4"), Function4)));
135 buttons.insert (std::make_pair (Value, Button (*this, _("Value"), Value)));
136 buttons.insert (std::make_pair (Jog, Button (*this, _("Jog"), Jog)));
137 buttons.insert (std::make_pair (Lock, Button (*this, _("Lock"), Lock)));
138 buttons.insert (std::make_pair (ToStart, Button (*this, _("ToStart"), ToStart)));
139 buttons.insert (std::make_pair (ToEnd, Button (*this, _("ToEnd"), ToEnd)));
140 buttons.insert (std::make_pair (Mute, Button (*this, _("Mute"), Mute)));
141 buttons.insert (std::make_pair (Solo, Button (*this, _("Solo"), Solo)));
142 buttons.insert (std::make_pair (Rec, Button (*this, _("Rec"), Rec)));
143 buttons.insert (std::make_pair (Left, Button (*this, _("Left"), Left)));
144 buttons.insert (std::make_pair (Right, Button (*this, _("Right"), Right)));
145 buttons.insert (std::make_pair (Output, Button (*this, _("Output"), Output)));
146 buttons.insert (std::make_pair (FP_Read, Button (*this, _("Read"), FP_Read)));
147 buttons.insert (std::make_pair (FP_Write, Button (*this, _("Write"), FP_Write)));
148 buttons.insert (std::make_pair (Loop, Button (*this, _("Loop"), Loop)));
149 buttons.insert (std::make_pair (Rewind, Button (*this, _("Rewind"), Rewind)));
150 buttons.insert (std::make_pair (Ffwd, Button (*this, _("Ffwd"), Ffwd)));
151 buttons.insert (std::make_pair (Stop, Button (*this, _("Stop"), Stop)));
152 buttons.insert (std::make_pair (Play, Button (*this, _("Play"), Play)));
153 buttons.insert (std::make_pair (RecEnable, Button (*this, _("RecEnable"), RecEnable)));
154 buttons.insert (std::make_pair (Footswitch, Button (*this, _("Footswitch"), Footswitch)));
155 buttons.insert (std::make_pair (FaderTouch, Button (*this, _("Fader (touch)"), FaderTouch)));
157 get_button (Left).set_action ( boost::bind (&CC121::left, this), true);
158 get_button (Right).set_action ( boost::bind (&CC121::right, this), true);
160 get_button (FP_Read).set_action (boost::bind (&CC121::read, this), true);
161 get_button (FP_Write).set_action (boost::bind (&CC121::write, this), true);
162 get_button (EButton).set_action (boost::bind (&CC121::touch, this), true);
163 get_button (OpenVST).set_action (boost::bind (&CC121::off, this), true);
165 get_button (Play).set_action (boost::bind (&BasicUI::transport_play, this, true), true);
166 get_button (ToStart).set_action (boost::bind (&BasicUI::prev_marker, this), true);
167 get_button (ToEnd).set_action (boost::bind (&BasicUI::next_marker, this), true);
168 get_button (RecEnable).set_action (boost::bind (&BasicUI::rec_enable_toggle, this), true);
169 get_button (Stop).set_action (boost::bind (&BasicUI::transport_stop, this), true);
170 get_button (Ffwd).set_action (boost::bind (&BasicUI::ffwd, this), true);
172 get_button (Rewind).set_action (boost::bind (&BasicUI::rewind, this), true);
173 get_button (Loop).set_action (boost::bind (&BasicUI::loop_toggle, this), true);
175 get_button (Jog).set_action (boost::bind (&CC121::jog, this), true);
176 get_button (Mute).set_action (boost::bind (&CC121::mute, this), true);
177 get_button (Solo).set_action (boost::bind (&CC121::solo, this), true);
178 get_button (Rec).set_action (boost::bind (&CC121::rec_enable, this), true);
180 get_button (InputMonitor).set_action (boost::bind (&CC121::input_monitor, this), true);
188 DEBUG_TRACE (DEBUG::CC121, string_compose ("unregistering input port %1\n", boost::shared_ptr<ARDOUR::Port>(_input_port)->name()));
189 AudioEngine::instance()->unregister_port (_input_port);
190 _input_port.reset ();
194 _output_port->drain (10000, 250000); /* check every 10 msecs, wait up to 1/4 second for the port to drain */
195 DEBUG_TRACE (DEBUG::CC121, string_compose ("unregistering output port %1\n", boost::shared_ptr<ARDOUR::Port>(_output_port)->name()));
196 AudioEngine::instance()->unregister_port (_output_port);
197 _output_port.reset ();
202 /* stop event loop */
203 DEBUG_TRACE (DEBUG::CC121, "BaseUI::quit ()\n");
208 CC121::request_factory (uint32_t num_requests)
210 /* AbstractUI<T>::request_buffer_factory() is a template method only
211 instantiated in this source module. To provide something visible for
212 use in the interface/descriptor, we have this static method that is
215 return request_buffer_factory (num_requests);
219 CC121::start_midi_handling ()
221 /* handle buttons press */
222 _input_port->parser()->channel_note_on[0].connect_same_thread (midi_connections, boost::bind (&CC121::button_press_handler, this, _1, _2));
223 /* handle buttons release*/
224 _input_port->parser()->channel_note_off[0].connect_same_thread (midi_connections, boost::bind (&CC121::button_release_handler, this, _1, _2));
226 _input_port->parser()->pitchbend.connect_same_thread (midi_connections, boost::bind (&CC121::fader_handler, this, _1, _2));
228 _input_port->parser()->controller.connect_same_thread (midi_connections, boost::bind (&CC121::encoder_handler, this, _1, _2));
230 /* This connection means that whenever data is ready from the input
231 * port, the relevant thread will invoke our ::midi_input_handler()
232 * method, which will read the data, and invoke the parser.
235 _input_port->xthread().set_receive_handler (sigc::bind (sigc::mem_fun (this, &CC121::midi_input_handler), _input_port));
236 _input_port->xthread().attach (main_loop()->get_context());
240 CC121::stop_midi_handling ()
242 midi_connections.drop_connections ();
244 /* Note: the input handler is still active at this point, but we're no
245 * longer connected to any of the parser signals
250 CC121::do_request (CC121Request* req)
252 if (req->type == CallSlot) {
254 call_slot (MISSING_INVALIDATOR, req->the_slot);
256 } else if (req->type == Quit) {
271 CC121::thread_init ()
273 struct sched_param rtparam;
275 pthread_set_name (event_loop_name().c_str());
277 PBD::notify_event_loops_about_thread_creation (pthread_self(), event_loop_name(), 2048);
278 ARDOUR::SessionEvent::create_per_thread_pool (event_loop_name(), 128);
280 memset (&rtparam, 0, sizeof (rtparam));
281 rtparam.sched_priority = 9; /* XXX should be relative to audio (JACK) thread */
283 if (pthread_setschedparam (pthread_self(), SCHED_FIFO, &rtparam) != 0) {
284 // do we care? not particularly.
289 CC121::all_lights_out ()
291 for (ButtonMap::iterator b = buttons.begin(); b != buttons.end(); ++b) {
292 b->second.set_led_state (_output_port, false);
297 CC121::get_button (ButtonID id) const
299 ButtonMap::const_iterator b = buttons.find (id);
300 assert (b != buttons.end());
301 return const_cast<Button&>(b->second);
305 CC121::button_press_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
307 DEBUG_TRACE (DEBUG::CC121, string_compose ("button press event for ID %1 press ? %2\n", (int) tb->controller_number, (tb->value ? "yes" : "no")));
309 ButtonID id (ButtonID (tb->controller_number));
310 Button& button (get_button (id));
312 buttons_down.insert (id);
313 ButtonState bs (ButtonState (0));
317 fader_is_touched = true;
318 if (_current_stripable) {
319 boost::shared_ptr<AutomationControl> gain = _current_stripable->gain_control ();
321 framepos_t now = session->engine().sample_time();
322 gain->start_touch (now);
331 button_state = ButtonState (button_state|bs);
332 DEBUG_TRACE (DEBUG::CC121, string_compose ("reset button state to %1 using %2\n", button_state, (int) bs));
335 if (button.uses_flash()) {
336 button.set_led_state (_output_port, (int)tb->value);
339 set<ButtonID>::iterator c = consumed.find (id);
341 if (c == consumed.end()) {
342 button.invoke (button_state, true);
344 DEBUG_TRACE (DEBUG::CC121, "button was consumed, ignored\n");
350 CC121::button_release_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
352 DEBUG_TRACE (DEBUG::CC121, string_compose ("button release event for ID %1 release ? %2\n", (int) tb->controller_number, (tb->value ? "yes" : "no")));
354 ButtonID id (ButtonID (tb->controller_number));
355 Button& button (get_button (id));
357 buttons_down.erase (id);
358 button.timeout_connection.disconnect ();
360 ButtonState bs (ButtonState (0));
364 fader_is_touched = false;
365 if (_current_stripable) {
366 boost::shared_ptr<AutomationControl> gain = _current_stripable->gain_control ();
368 framepos_t now = session->engine().sample_time();
369 gain->stop_touch (true, now);
378 button_state = ButtonState (button_state&~bs);
379 DEBUG_TRACE (DEBUG::CC121, string_compose ("reset button state to %1 using %2\n", button_state, (int) bs));
382 if (button.uses_flash()) {
383 button.set_led_state (_output_port, (int)tb->value);
386 set<ButtonID>::iterator c = consumed.find (id);
388 if (c == consumed.end()) {
389 button.invoke (button_state, false);
391 DEBUG_TRACE (DEBUG::CC121, "button was consumed, ignored\n");
397 CC121::encoder_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
399 DEBUG_TRACE (DEBUG::CC121, "encoder handler");
401 /* Extract absolute value*/
402 float adj = static_cast<float>(tb->value & ~0x40);
404 /* Get direction (negative values start at 0x40)*/
405 float sign = (tb->value & 0x40) ? -1.0 : 1.0;
406 switch(tb->controller_number) {
409 DEBUG_TRACE (DEBUG::CC121, "PAN encoder");
410 if (_current_stripable) {
411 /* Get amount of change (encoder clicks) * (change per click)*/
412 /*Create an exponential curve*/
413 float curve = sign * powf (adj, (1.f + 10.f) / 10.f);
414 adj = curve * (31.f / 1000.f);
415 ardour_pan_azimuth (adj);
445 if (_jogmode == scroll) {
446 ScrollTimeline(-0.05);
453 if (_jogmode == scroll) {
454 ScrollTimeline(0.05);
482 CC121::fader_handler (MIDI::Parser &, MIDI::pitchbend_t pb)
484 DEBUG_TRACE (DEBUG::CC121, "fader handler");
486 if (_current_stripable) {
487 boost::shared_ptr<AutomationControl> gain = _current_stripable->gain_control ();
489 float val = gain->interface_to_internal (pb/16384.0);
490 /* even though the cc121 only controls a
491 single stripable at a time, allow the fader to
492 modify the group, if appropriate.
494 _current_stripable->gain_control()->set_value (val, Controllable::UseGroup);
500 CC121::set_active (bool yn)
502 DEBUG_TRACE (DEBUG::CC121, string_compose("CC121::set_active init with yn: '%1'\n", yn));
504 if (yn == active()) {
510 /* start event loop */
514 connect_session_signals ();
516 Glib::RefPtr<Glib::TimeoutSource> blink_timeout = Glib::TimeoutSource::create (200); // milliseconds
517 blink_connection = blink_timeout->connect (sigc::mem_fun (*this, &CC121::blink));
518 blink_timeout->attach (main_loop()->get_context());
520 Glib::RefPtr<Glib::TimeoutSource> heartbeat_timeout = Glib::TimeoutSource::create (800); // milliseconds
521 heartbeat_connection = heartbeat_timeout->connect (sigc::mem_fun (*this, &CC121::beat));
522 heartbeat_timeout->attach (main_loop()->get_context());
524 Glib::RefPtr<Glib::TimeoutSource> periodic_timeout = Glib::TimeoutSource::create (100); // milliseconds
525 periodic_connection = periodic_timeout->connect (sigc::mem_fun (*this, &CC121::periodic));
526 periodic_timeout->attach (main_loop()->get_context());
535 ControlProtocol::set_active (yn);
537 DEBUG_TRACE (DEBUG::CC121, string_compose("CC121::set_active done with yn: '%1'\n", yn));
545 if (!_current_stripable) {
549 ARDOUR::AutoState gain_state = _current_stripable->gain_control()->automation_state();
551 if (gain_state == ARDOUR::Touch || gain_state == ARDOUR::Play) {
559 CC121::stop_blinking (ButtonID id)
561 blinkers.remove (id);
562 get_button (id).set_led_state (_output_port, false);
566 CC121::start_blinking (ButtonID id)
568 blinkers.push_back (id);
569 get_button (id).set_led_state (_output_port, true);
586 _output_port->write (buf, 8, 0);
594 blink_state = !blink_state;
596 for (Blinkers::iterator b = blinkers.begin(); b != blinkers.end(); b++) {
597 get_button(*b).set_led_state (_output_port, blink_state);
600 map_recenable_state ();
610 stop_midi_handling ();
611 session_connections.drop_connections ();
612 port_connection.disconnect ();
613 blink_connection.disconnect ();
614 heartbeat_connection.disconnect ();
615 selection_connection.disconnect ();
616 stripable_connections.drop_connections ();
619 stripable_connections.drop_connections ();
624 CC121::map_recenable_state ()
626 /* special case for RecEnable because its status can change as a
627 * confluence of unrelated parameters: (a) session rec-enable state (b)
628 * rec-enabled tracks. So we don't add the button to the blinkers list,
631 * * from the blink callback
632 * * when the session tells us about a status change
634 * We do the last one so that the button changes state promptly rather
635 * than waiting for the next blink callback. The change in "blinking"
636 * based on having record-enabled tracks isn't urgent, and that happens
637 * during the blink callback.
642 switch (session->record_status()) {
643 case Session::Disabled:
646 case Session::Enabled:
649 case Session::Recording:
650 if (session->have_rec_enabled_track ()) {
658 if (onoff != rec_enable_state) {
659 get_button(RecEnable).set_led_state (_output_port, onoff);
660 rec_enable_state = onoff;
665 CC121::map_transport_state ()
667 get_button (Loop).set_led_state (_output_port, session->get_play_loop());
669 float ts = session->transport_speed();
672 stop_blinking (Play);
673 } else if (fabs (ts) == 1.0) {
674 stop_blinking (Play);
675 get_button (Play).set_led_state (_output_port, true);
677 start_blinking (Play);
680 get_button (Stop).set_led_state (_output_port, session->transport_stopped ());
681 get_button (Rewind).set_led_state (_output_port, session->transport_speed() < 0.0);
682 get_button (Ffwd).set_led_state (_output_port, session->transport_speed() > 1.0);
683 get_button (Jog).set_led_state (_output_port, _jogmode == scroll);
687 CC121::connect_session_signals()
689 session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&CC121::map_recenable_state, this), this);
690 session->TransportStateChange.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&CC121::map_transport_state, this), this);
694 CC121::midi_input_handler (Glib::IOCondition ioc, boost::shared_ptr<ARDOUR::AsyncMIDIPort> port)
696 DEBUG_TRACE (DEBUG::CC121, string_compose ("something happend on %1\n", boost::shared_ptr<MIDI::Port>(port)->name()));
705 DEBUG_TRACE (DEBUG::CC121, string_compose ("data available on %1\n", boost::shared_ptr<MIDI::Port>(port)->name()));
706 framepos_t now = session->engine().sample_time();
717 XMLNode& node (ControlProtocol::get_state());
721 child = new XMLNode (X_("Input"));
722 child->add_child_nocopy (boost::shared_ptr<ARDOUR::Port>(_input_port)->get_state());
723 node.add_child_nocopy (*child);
726 child = new XMLNode (X_("Output"));
727 child->add_child_nocopy (boost::shared_ptr<ARDOUR::Port>(_output_port)->get_state());
728 node.add_child_nocopy (*child);
730 /* Save action state for Function1..4, Lock, Value, EQnEnable, EQType,
731 * AllBypass and Footswitch buttons, since these
732 * are user controlled. We can only save named-action operations, since
733 * internal functions are just pointers to functions and hard to
734 * serialize without enumerating them all somewhere.
737 node.add_child_nocopy (get_button (Function1).get_state());
738 node.add_child_nocopy (get_button (Function2).get_state());
739 node.add_child_nocopy (get_button (Function3).get_state());
740 node.add_child_nocopy (get_button (Function4).get_state());
741 node.add_child_nocopy (get_button (Value).get_state());
742 node.add_child_nocopy (get_button (Lock).get_state());
743 node.add_child_nocopy (get_button (EQ1Enable).get_state());
744 node.add_child_nocopy (get_button (EQ2Enable).get_state());
745 node.add_child_nocopy (get_button (EQ3Enable).get_state());
746 node.add_child_nocopy (get_button (EQ4Enable).get_state());
747 node.add_child_nocopy (get_button (EQType).get_state());
748 node.add_child_nocopy (get_button (AllBypass).get_state());
749 node.add_child_nocopy (get_button (Footswitch).get_state());
755 CC121::set_state (const XMLNode& node, int version)
758 XMLNodeConstIterator niter;
759 XMLNode const* child;
761 if (ControlProtocol::set_state (node, version)) {
765 if ((child = node.child (X_("Input"))) != 0) {
766 XMLNode* portnode = child->child (Port::state_node_name.c_str());
768 boost::shared_ptr<ARDOUR::Port>(_input_port)->set_state (*portnode, version);
772 if ((child = node.child (X_("Output"))) != 0) {
773 XMLNode* portnode = child->child (Port::state_node_name.c_str());
775 boost::shared_ptr<ARDOUR::Port>(_output_port)->set_state (*portnode, version);
779 for (XMLNodeList::const_iterator n = node.children().begin(); n != node.children().end(); ++n) {
780 if ((*n)->name() == X_("Button")) {
782 if (!node.get_property ("id", xid)) {
785 ButtonMap::iterator b = buttons.find (ButtonID (xid));
786 if (b == buttons.end ()) {
789 b->second.set_state (**n);
797 CC121::connection_handler (boost::weak_ptr<ARDOUR::Port>, std::string name1, boost::weak_ptr<ARDOUR::Port>, std::string name2, bool yn)
799 DEBUG_TRACE (DEBUG::CC121, "CC121::connection_handler start\n");
800 if (!_input_port || !_output_port) {
804 string ni = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_input_port)->name());
805 string no = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_output_port)->name());
807 if (ni == name1 || ni == name2) {
809 connection_state |= InputConnected;
811 connection_state &= ~InputConnected;
813 } else if (no == name1 || no == name2) {
815 connection_state |= OutputConnected;
817 connection_state &= ~OutputConnected;
820 DEBUG_TRACE (DEBUG::CC121, string_compose ("Connections between %1 and %2 changed, but I ignored it\n", name1, name2));
825 if ((connection_state & (InputConnected|OutputConnected)) == (InputConnected|OutputConnected)) {
827 /* XXX this is a horrible hack. Without a short sleep here,
828 something prevents the device wakeup messages from being
829 sent and/or the responses from being received.
833 DEBUG_TRACE (DEBUG::CC121, "device now connected for both input and output\n");
837 DEBUG_TRACE (DEBUG::CC121, "Device disconnected (input or output or both) or not yet fully connected\n");
838 _device_active = false;
841 ConnectionChange (); /* emit signal for our GUI */
843 DEBUG_TRACE (DEBUG::CC121, "CC121::connection_handler end\n");
845 return true; /* connection status changed */
851 DEBUG_TRACE (DEBUG::CC121, "connected");
853 _device_active = true;
855 start_midi_handling ();
859 /* catch up on state */
861 /* make sure that rec_enable_state is consistent with current device state */
862 get_button (RecEnable).set_led_state (_output_port, rec_enable_state);
864 map_transport_state ();
865 map_recenable_state ();
869 CC121::Button::invoke (CC121::ButtonState bs, bool press)
871 DEBUG_TRACE (DEBUG::CC121, string_compose ("invoke button %1 for %2 state %3%4%5\n", id, (press ? "press":"release"), hex, bs, dec));
876 if ((x = on_press.find (bs)) == on_press.end()) {
877 DEBUG_TRACE (DEBUG::CC121, string_compose ("no press action for button %1 state %2 @ %3 in %4\n", id, bs, this, &on_press));
881 if ((x = on_release.find (bs)) == on_release.end()) {
882 DEBUG_TRACE (DEBUG::CC121, string_compose ("no release action for button %1 state %2 @%3 in %4\n", id, bs, this, &on_release));
887 switch (x->second.type) {
889 if (!x->second.action_name.empty()) {
890 fp.access_action (x->second.action_name);
893 case InternalFunction:
894 if (x->second.function) {
895 x->second.function ();
901 CC121::Button::set_action (string const& name, bool when_pressed, CC121::ButtonState bs)
905 todo.type = NamedAction;
911 DEBUG_TRACE (DEBUG::CC121, string_compose ("set button %1 to action %2 on press + %3%4%5\n", id, name, bs));
912 todo.action_name = name;
917 on_release.erase (bs);
919 DEBUG_TRACE (DEBUG::CC121, string_compose ("set button %1 to action %2 on release + %3%4%5\n", id, name, bs));
920 todo.action_name = name;
921 on_release[bs] = todo;
927 CC121::Button::get_action (bool press, CC121::ButtonState bs)
932 if ((x = on_press.find (bs)) == on_press.end()) {
935 if (x->second.type != NamedAction) {
938 return x->second.action_name;
940 if ((x = on_release.find (bs)) == on_release.end()) {
943 if (x->second.type != NamedAction) {
946 return x->second.action_name;
951 CC121::Button::set_action (boost::function<void()> f, bool when_pressed, CC121::ButtonState bs)
954 todo.type = InternalFunction;
957 DEBUG_TRACE (DEBUG::CC121, string_compose ("set button %1 (%2) @ %5 to some functor on press + %3 in %4\n", id, name, bs, &on_press, this));
961 DEBUG_TRACE (DEBUG::CC121, string_compose ("set button %1 (%2) @ %5 to some functor on release + %3\n", id, name, bs, this));
963 on_release[bs] = todo;
968 CC121::Button::set_led_state (boost::shared_ptr<MIDI::Port> port, bool onoff)
971 DEBUG_TRACE(DEBUG::CC121, "Set Led State\n");
974 buf[2] = (onoff ? 0x7F:0x00);
975 port->write (buf, 3, 0);
979 CC121::Button::set_state (XMLNode const& node)
982 if (node.get_property ("id", xid) && xid != id) {
986 typedef pair<string,CC121::ButtonState> state_pair_t;
987 vector<state_pair_t> state_pairs;
989 state_pairs.push_back (make_pair (string ("plain"), ButtonState (0)));
991 for (vector<state_pair_t>::const_iterator sp = state_pairs.begin(); sp != state_pairs.end(); ++sp) {
995 prop_name = sp->first + X_("-press");
996 if (node.get_property (prop_name.c_str(), prop_value)) {
997 set_action (prop_value, true, sp->second);
1000 prop_name = sp->first + X_("-release");
1001 if (node.get_property (prop_name.c_str(), prop_value)) {
1002 set_action (prop_value, false, sp->second);
1010 CC121::Button::get_state () const
1012 XMLNode* node = new XMLNode (X_("Button"));
1014 node->set_property (X_("id"), (int32_t)id);
1016 ToDoMap::const_iterator x;
1018 null.type = NamedAction;
1020 typedef pair<string,CC121::ButtonState> state_pair_t;
1021 vector<state_pair_t> state_pairs;
1023 state_pairs.push_back (make_pair (string ("plain"), ButtonState (0)));
1025 for (vector<state_pair_t>::const_iterator sp = state_pairs.begin(); sp != state_pairs.end(); ++sp) {
1026 if ((x = on_press.find (sp->second)) != on_press.end()) {
1027 if (x->second.type == NamedAction) {
1028 node->set_property (string (sp->first + X_("-press")).c_str(), x->second.action_name);
1032 if ((x = on_release.find (sp->second)) != on_release.end()) {
1033 if (x->second.type == NamedAction) {
1034 node->set_property (string (sp->first + X_("-release")).c_str(), x->second.action_name);
1043 CC121::gui_track_selection_changed (StripableNotificationListPtr stripables)
1045 boost::shared_ptr<Stripable> r;
1047 if (!stripables->empty()) {
1048 r = stripables->front().lock();
1051 set_current_stripable (r);
1055 CC121::drop_current_stripable ()
1057 if (_current_stripable) {
1058 if (_current_stripable == session->monitor_out()) {
1059 set_current_stripable (session->master_out());
1061 set_current_stripable (boost::shared_ptr<Stripable>());
1067 CC121::set_current_stripable (boost::shared_ptr<Stripable> r)
1069 stripable_connections.drop_connections ();
1071 _current_stripable = r;
1073 if (_current_stripable) {
1074 _current_stripable->DropReferences.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&CC121::drop_current_stripable, this), this);
1076 _current_stripable->mute_control()->Changed.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&CC121::map_mute, this), this);
1077 _current_stripable->solo_control()->Changed.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&CC121::map_solo, this), this);
1079 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (_current_stripable);
1081 t->rec_enable_control()->Changed.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&CC121::map_recenable, this), this);
1084 boost::shared_ptr<AutomationControl> control = _current_stripable->gain_control ();
1086 control->Changed.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&CC121::map_gain, this), this);
1087 control->alist()->automation_state_changed.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&CC121::map_auto, this), this);
1090 boost::shared_ptr<MonitorProcessor> mp = _current_stripable->monitor_control();
1092 mp->cut_control()->Changed.connect (stripable_connections, MISSING_INVALIDATOR, boost::bind (&CC121::map_cut, this), this);
1096 //ToDo: subscribe to the fader automation modes so we can light the LEDs
1098 map_stripable_state ();
1104 boost::shared_ptr<AutomationControl> control = _current_stripable->gain_control ();
1105 const AutoState as = control->automation_state ();
1109 get_button (FP_Read).set_led_state (_output_port, true);
1110 get_button (FP_Write).set_led_state (_output_port, false);
1111 get_button (EButton).set_led_state (_output_port, false);
1112 get_button (OpenVST).set_led_state (_output_port, false);
1115 get_button (FP_Read).set_led_state (_output_port, false);
1116 get_button (FP_Write).set_led_state (_output_port, true);
1117 get_button (EButton).set_led_state (_output_port, false);
1118 get_button (OpenVST).set_led_state (_output_port, false);
1121 get_button (EButton).set_led_state (_output_port, true);
1122 get_button (FP_Read).set_led_state (_output_port, false);
1123 get_button (FP_Write).set_led_state(_output_port, false);
1124 get_button (OpenVST).set_led_state (_output_port, false);
1127 get_button (OpenVST).set_led_state (_output_port, true);
1128 get_button (FP_Read).set_led_state (_output_port, false);
1129 get_button (FP_Write).set_led_state (_output_port, false);
1130 get_button (EButton).set_led_state (_output_port, false);
1138 boost::shared_ptr<MonitorProcessor> mp = _current_stripable->monitor_control();
1141 bool yn = mp->cut_all ();
1143 start_blinking (Mute);
1145 stop_blinking (Mute);
1148 stop_blinking (Mute);
1155 if (_current_stripable) {
1156 if (_current_stripable->mute_control()->muted()) {
1157 stop_blinking (Mute);
1158 get_button (Mute).set_led_state (_output_port, true);
1159 } else if (_current_stripable->mute_control()->muted_by_others_soloing () || _current_stripable->mute_control()->muted_by_masters()) {
1160 start_blinking (Mute);
1162 stop_blinking (Mute);
1165 stop_blinking (Mute);
1172 if (_current_stripable) {
1173 get_button (Solo).set_led_state (_output_port, _current_stripable->solo_control()->soloed());
1175 get_button (Solo).set_led_state (_output_port, false);
1180 CC121::map_recenable ()
1182 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (_current_stripable);
1184 get_button (Rec).set_led_state (_output_port, t->rec_enable_control()->get_value());
1186 get_button (Rec).set_led_state (_output_port, false);
1193 if (fader_is_touched) {
1194 /* Do not send fader moves while the user is touching the fader */
1198 if (!_current_stripable) {
1202 boost::shared_ptr<AutomationControl> control = _current_stripable->gain_control ();
1208 val = control->internal_to_interface (control->get_value ());
1211 int ival = (int)((val * 16384.0f) + 0.5f);
1215 else if (ival > 16383) {
1222 buf[1] = ival & 0x7F;
1223 buf[2] = (ival >> 7) & 0x7F;
1225 _output_port->write (buf, 3, 0);
1229 CC121::map_stripable_state ()
1231 if (!_current_stripable) {
1232 stop_blinking (Mute);
1233 stop_blinking (Solo);
1234 get_button (Rec).set_led_state (_output_port, false);
1241 if (_current_stripable == session->monitor_out()) {
1249 list<boost::shared_ptr<ARDOUR::Bundle> >
1252 list<boost::shared_ptr<ARDOUR::Bundle> > b;
1254 if (_input_bundle) {
1255 b.push_back (_input_bundle);
1256 b.push_back (_output_bundle);
1262 boost::shared_ptr<Port>
1263 CC121::output_port()
1265 return _output_port;
1268 boost::shared_ptr<Port>
1275 CC121::set_action (ButtonID id, std::string const& action_name, bool on_press, ButtonState bs)
1277 get_button(id).set_action (action_name, on_press, bs);
1281 CC121::get_action (ButtonID id, bool press, ButtonState bs)
1283 return get_button(id).get_action (press, bs);