2 Copyright (C) 2015 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.
26 #include <glibmm/fileutils.h>
27 #include <glibmm/miscutils.h>
29 #include "pbd/controllable_descriptor.h"
30 #include "pbd/error.h"
31 #include "pbd/failed_constructor.h"
32 #include "pbd/file_utils.h"
33 #include "pbd/pthread_utils.h"
34 #include "pbd/compose.h"
35 #include "pbd/xml++.h"
37 #include "midi++/port.h"
39 #include "ardour/async_midi_port.h"
40 #include "ardour/audioengine.h"
41 #include "ardour/amp.h"
42 #include "ardour/bundle.h"
43 #include "ardour/debug.h"
44 #include "ardour/filesystem_paths.h"
45 #include "ardour/midi_port.h"
46 #include "ardour/midiport_manager.h"
47 #include "ardour/monitor_processor.h"
48 #include "ardour/profile.h"
49 #include "ardour/rc_configuration.h"
50 #include "ardour/route.h"
51 #include "ardour/session.h"
52 #include "ardour/session_configuration.h"
53 #include "ardour/track.h"
55 #include "faderport.h"
57 using namespace ARDOUR;
58 using namespace ArdourSurface;
65 #include "pbd/abstract_ui.cc" // instantiate template
67 FaderPort::FaderPort (Session& s)
68 : ControlProtocol (s, _("Faderport"))
69 , AbstractUI<FaderPortRequest> ("faderport")
71 , connection_state (ConnectionState (0))
72 , _device_active (false)
75 , fader_is_touched (false)
76 , button_state (ButtonState (0))
79 last_encoder_time = 0;
81 boost::shared_ptr<ARDOUR::Port> inp;
82 boost::shared_ptr<ARDOUR::Port> outp;
84 inp = AudioEngine::instance()->register_input_port (DataType::MIDI, "Faderport Recv", true);
85 outp = AudioEngine::instance()->register_output_port (DataType::MIDI, "Faderport Send", true);
87 _input_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(inp);
88 _output_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(outp);
90 if (_input_port == 0 || _output_port == 0) {
91 throw failed_constructor();
94 _input_bundle.reset (new ARDOUR::Bundle (_("Faderport Support (Receive)"), true));
95 _output_bundle.reset (new ARDOUR::Bundle (_("Faderport Support (Send) "), false));
97 _input_bundle->add_channel (
99 ARDOUR::DataType::MIDI,
100 session->engine().make_port_name_non_relative (inp->name())
103 _output_bundle->add_channel (
105 ARDOUR::DataType::MIDI,
106 session->engine().make_port_name_non_relative (outp->name())
110 TrackSelectionChanged.connect (selection_connection, MISSING_INVALIDATOR, boost::bind (&FaderPort::gui_track_selection_changed, this, _1), this);
112 /* Catch port connections and disconnections */
113 ARDOUR::AudioEngine::instance()->PortConnectedOrDisconnected.connect (port_connection, MISSING_INVALIDATOR, boost::bind (&FaderPort::connection_handler, this, _1, _2, _3, _4, _5), this);
115 buttons.insert (std::make_pair (Mute, Button (*this, _("Mute"), Mute, 21)));
116 buttons.insert (std::make_pair (Solo, Button (*this, _("Solo"), Solo, 22)));
117 buttons.insert (std::make_pair (Rec, Button (*this, _("Rec"), Rec, 23)));
118 buttons.insert (std::make_pair (Left, Button (*this, _("Left"), Left, 20)));
119 buttons.insert (std::make_pair (Bank, Button (*this, _("Bank"), Bank, 19)));
120 buttons.insert (std::make_pair (Right, Button (*this, _("Right"), Right, 18)));
121 buttons.insert (std::make_pair (Output, Button (*this, _("Output"), Output, 17)));
122 buttons.insert (std::make_pair (FP_Read, Button (*this, _("Read"), FP_Read, 13)));
123 buttons.insert (std::make_pair (FP_Write, Button (*this, _("Write"), FP_Write, 14)));
124 buttons.insert (std::make_pair (FP_Touch, Button (*this, _("Touch"), FP_Touch, 15)));
125 buttons.insert (std::make_pair (FP_Off, Button (*this, _("Off"), FP_Off, 16)));
126 buttons.insert (std::make_pair (Mix, Button (*this, _("Mix"), Mix, 12)));
127 buttons.insert (std::make_pair (Proj, Button (*this, _("Proj"), Proj, 11)));
128 buttons.insert (std::make_pair (Trns, Button (*this, _("Trns"), Trns, 10)));
129 buttons.insert (std::make_pair (Undo, Button (*this, _("Undo"), Undo, 9)));
130 buttons.insert (std::make_pair (Shift, Button (*this, _("Shift"), Shift, 5)));
131 buttons.insert (std::make_pair (Punch, Button (*this, _("Punch"), Punch, 6)));
132 buttons.insert (std::make_pair (User, Button (*this, _("User"), User, 7)));
133 buttons.insert (std::make_pair (Loop, Button (*this, _("Loop"), Loop, 8)));
134 buttons.insert (std::make_pair (Rewind, Button (*this, _("Rewind"), Rewind, 4)));
135 buttons.insert (std::make_pair (Ffwd, Button (*this, _("Ffwd"), Ffwd, 3)));
136 buttons.insert (std::make_pair (Stop, Button (*this, _("Stop"), Stop, 2)));
137 buttons.insert (std::make_pair (Play, Button (*this, _("Play"), Play, 1)));
138 buttons.insert (std::make_pair (RecEnable, Button (*this, _("RecEnable"), RecEnable, 0)));
139 buttons.insert (std::make_pair (FaderTouch, Button (*this, _("Fader (touch)"), FaderTouch, -1)));
141 get_button (Shift).set_flash (true);
142 get_button (Mix).set_flash (true);
143 get_button (Proj).set_flash (true);
144 get_button (Trns).set_flash (true);
145 get_button (User).set_flash (true);
147 get_button (Left).set_action ( boost::bind (&FaderPort::left, this), true);
148 get_button (Right).set_action ( boost::bind (&FaderPort::right, this), true);
150 get_button (Undo).set_action (boost::bind (&FaderPort::undo, this), true);
151 get_button (Undo).set_action (boost::bind (&FaderPort::redo, this), true, ShiftDown);
152 get_button (Undo).set_flash (true);
154 get_button (FP_Read).set_action (boost::bind (&FaderPort::read, this), true);
155 get_button (FP_Write).set_action (boost::bind (&FaderPort::write, this), true);
156 get_button (FP_Touch).set_action (boost::bind (&FaderPort::touch, this), true);
157 get_button (FP_Off).set_action (boost::bind (&FaderPort::off, this), true);
159 get_button (Play).set_action (boost::bind (&BasicUI::transport_play, this, true), true);
160 get_button (RecEnable).set_action (boost::bind (&BasicUI::rec_enable_toggle, this), true);
161 /* Stop is a modifier, so we have to use its own button state to get
162 the default action (since StopDown will be set when looking for the
165 get_button (Stop).set_action (boost::bind (&BasicUI::transport_stop, this), true, StopDown);
166 get_button (Ffwd).set_action (boost::bind (&BasicUI::ffwd, this), true);
168 /* See comments about Stop above .. */
169 get_button (Rewind).set_action (boost::bind (&BasicUI::rewind, this), true, RewindDown);
170 get_button (Rewind).set_action (boost::bind (&BasicUI::goto_zero, this), true, ButtonState (RewindDown|StopDown));
171 get_button (Rewind).set_action (boost::bind (&BasicUI::goto_start, this), true, ButtonState (RewindDown|ShiftDown));
173 get_button (Ffwd).set_action (boost::bind (&BasicUI::ffwd, this), true);
174 get_button (Ffwd).set_action (boost::bind (&BasicUI::goto_end, this), true, ShiftDown);
176 get_button (Punch).set_action (boost::bind (&FaderPort::punch, this), true);
178 get_button (Loop).set_action (boost::bind (&BasicUI::loop_toggle, this), true);
179 get_button (Loop).set_action (boost::bind (&BasicUI::add_marker, this, string()), true, ShiftDown);
181 get_button (Punch).set_action (boost::bind (&BasicUI::prev_marker, this), true, ShiftDown);
182 get_button (User).set_action (boost::bind (&BasicUI::next_marker, this), true, ShiftDown);
184 get_button (Mute).set_action (boost::bind (&FaderPort::mute, this), true);
185 get_button (Solo).set_action (boost::bind (&FaderPort::solo, this), true);
186 get_button (Rec).set_action (boost::bind (&FaderPort::rec_enable, this), true);
188 get_button (Output).set_action (boost::bind (&FaderPort::use_master, this), true);
189 get_button (Output).set_action (boost::bind (&FaderPort::use_monitor, this), true, ShiftDown);
192 FaderPort::~FaderPort ()
195 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("unregistering input port %1\n", boost::shared_ptr<ARDOUR::Port>(_input_port)->name()));
196 AudioEngine::instance()->unregister_port (_input_port);
197 _input_port.reset ();
201 // _output_port->drain (10000); //ToDo: is this necessary? It hangs the shutdown, for me
202 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("unregistering output port %1\n", boost::shared_ptr<ARDOUR::Port>(_output_port)->name()));
203 AudioEngine::instance()->unregister_port (_output_port);
204 _output_port.reset ();
211 FaderPort::start_midi_handling ()
213 /* handle device inquiry response */
214 _input_port->parser()->sysex.connect_same_thread (midi_connections, boost::bind (&FaderPort::sysex_handler, this, _1, _2, _3));
216 _input_port->parser()->poly_pressure.connect_same_thread (midi_connections, boost::bind (&FaderPort::button_handler, this, _1, _2));
218 _input_port->parser()->pitchbend.connect_same_thread (midi_connections, boost::bind (&FaderPort::encoder_handler, this, _1, _2));
220 _input_port->parser()->controller.connect_same_thread (midi_connections, boost::bind (&FaderPort::fader_handler, this, _1, _2));
222 /* This connection means that whenever data is ready from the input
223 * port, the relevant thread will invoke our ::midi_input_handler()
224 * method, which will read the data, and invoke the parser.
227 _input_port->xthread().set_receive_handler (sigc::bind (sigc::mem_fun (this, &FaderPort::midi_input_handler), _input_port));
228 _input_port->xthread().attach (main_loop()->get_context());
232 FaderPort::stop_midi_handling ()
234 midi_connections.drop_connections ();
236 /* Note: the input handler is still active at this point, but we're no
237 * longer connected to any of the parser signals
242 FaderPort::do_request (FaderPortRequest* req)
244 if (req->type == CallSlot) {
246 call_slot (MISSING_INVALIDATOR, req->the_slot);
248 } else if (req->type == Quit) {
263 FaderPort::thread_init ()
265 struct sched_param rtparam;
267 pthread_set_name (X_("FaderPort"));
269 PBD::notify_gui_about_thread_creation (X_("gui"), pthread_self(), X_("FaderPort"), 2048);
270 ARDOUR::SessionEvent::create_per_thread_pool (X_("FaderPort"), 128);
272 memset (&rtparam, 0, sizeof (rtparam));
273 rtparam.sched_priority = 9; /* XXX should be relative to audio (JACK) thread */
275 if (pthread_setschedparam (pthread_self(), SCHED_FIFO, &rtparam) != 0) {
276 // do we care? not particularly.
281 FaderPort::all_lights_out ()
283 for (ButtonMap::iterator b = buttons.begin(); b != buttons.end(); ++b) {
284 b->second.set_led_state (_output_port, false, true);
289 FaderPort::get_button (ButtonID id) const
291 ButtonMap::const_iterator b = buttons.find (id);
292 assert (b != buttons.end());
293 return const_cast<Button&>(b->second);
297 FaderPort::button_long_press_timeout (ButtonID id)
299 if (buttons_down.find (id) != buttons_down.end()) {
300 get_button (id).invoke (ButtonState (LongPress|button_state), false);
302 /* release happened and somehow we were not cancelled */
305 /* whichever button this was, we've used it ... don't invoke the
308 consumed.insert (id);
310 return false; /* don't get called again */
314 FaderPort::start_press_timeout (Button& button, ButtonID id)
316 Glib::RefPtr<Glib::TimeoutSource> timeout = Glib::TimeoutSource::create (500); // milliseconds
317 button.timeout_connection = timeout->connect (sigc::bind (sigc::mem_fun (*this, &FaderPort::button_long_press_timeout), id));
318 timeout->attach (main_loop()->get_context());
322 FaderPort::button_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
324 ButtonID id (ButtonID (tb->controller_number));
325 Button& button (get_button (id));
328 buttons_down.insert (id);
330 buttons_down.erase (id);
331 button.timeout_connection.disconnect ();
334 ButtonState bs (ButtonState (0));
338 /* set this bit on press, do NOT clear it on release */
353 fader_is_touched = tb->value;
354 if (_current_route) {
355 boost::shared_ptr<AutomationControl> gain = _current_route->gain_control ();
357 framepos_t now = session->engine().sample_time();
359 gain->start_touch (now);
361 gain->stop_touch (true, now);
368 start_press_timeout (button, id);
374 button_state = (tb->value ? ButtonState (button_state|bs) : ButtonState (button_state&~bs));
375 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("reset button state to %1%2 using %3%4\n", hex, button_state, bs, dec));
378 if (button.uses_flash()) {
379 button.set_led_state (_output_port, (int)tb->value);
382 set<ButtonID>::iterator c = consumed.find (id);
384 if (c == consumed.end()) {
385 button.invoke (button_state, tb->value ? true : false);
390 if (!tb->value && (id != Shift)) {
391 /* non-shift key was released, clear shift modifier */
392 button_state = ButtonState (button_state&~ShiftDown);
393 DEBUG_TRACE (DEBUG::FaderPort, "clear shift modifier\n");
396 if (!tb->value && (id != User)) {
397 consumed.insert (User);
398 DEBUG_TRACE (DEBUG::FaderPort, "clear user modifier\n");
403 FaderPort::encoder_handler (MIDI::Parser &, MIDI::pitchbend_t pb)
411 //knob debouncing and hysteresis. The presonus encoder often sends bursts of events, or goes the wrong direction
413 last_last_encoder_delta = last_encoder_delta;
414 last_encoder_delta = delta;
415 microseconds_t now = get_microseconds ();
416 if ((now - last_encoder_time) < 10*1000) { //require at least 10ms interval between changes, because the device sometimes sends multiple deltas
419 if ((now - last_encoder_time) < 100*1000) { //avoid directional changes while "spinning", 100ms window
420 if ( (delta == last_encoder_delta) && (delta == last_last_encoder_delta) ) {
421 last_good_encoder_delta = delta; //3 in a row, grudgingly accept this as the new direction
423 if (delta != last_good_encoder_delta) { //otherwise ensure we keep going the same way
424 delta = last_good_encoder_delta;
426 } else { //we aren't yet in a spin window, just assume this move is really what we want
427 //NOTE: if you are worried about where these get initialized, here it is.
428 last_last_encoder_delta = delta;
429 last_encoder_delta = delta;
431 last_encoder_time = now;
432 last_good_encoder_delta = delta;
435 if (_current_route) {
437 ButtonState trim_modifier;
438 ButtonState width_modifier;
440 if (Profile->get_mixbus()) {
441 trim_modifier = ShiftDown;
442 width_modifier = ButtonState (0);
444 trim_modifier = UserDown;
445 width_modifier = ShiftDown;
448 if ((button_state & trim_modifier) == trim_modifier ) { // mod+encoder = input trim
449 boost::shared_ptr<AutomationControl> trim = _current_route->trim()->gain_control ();
451 float val = trim->get_user(); //for gain elements, the "user" value is in dB
455 } else if (width_modifier && ((button_state & width_modifier) == width_modifier)) {
456 ardour_pan_width (delta);
458 } else { // pan/balance
459 if (!Profile->get_mixbus()) {
460 ardour_pan_azimuth (delta);
467 /* if the user button was pressed, mark it as consumed so that its
468 * release action has no effect.
471 if (!Profile->get_mixbus() && (button_state & UserDown)) {
472 consumed.insert (User);
477 FaderPort::fader_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
479 bool was_fader = false;
481 if (tb->controller_number == 0x0) {
482 fader_msb = tb->value;
484 } else if (tb->controller_number == 0x20) {
485 fader_lsb = tb->value;
490 if (_current_route) {
491 boost::shared_ptr<AutomationControl> gain = _current_route->gain_control ();
493 int ival = (fader_msb << 7) | fader_lsb;
494 float val = gain->interface_to_internal (ival/16384.0);
495 _current_route->set_gain (val, this);
502 FaderPort::sysex_handler (MIDI::Parser &p, MIDI::byte *buf, size_t sz)
508 if (buf[2] != 0x7f ||
521 _device_active = true;
523 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort identified via MIDI Device Inquiry response\n");
525 /* put it into native mode */
527 MIDI::byte native[3];
532 _output_port->write (native, 3, 0);
536 /* catch up on state */
538 notify_transport_state_changed ();
539 notify_record_state_changed ();
543 FaderPort::set_active (bool yn)
545 DEBUG_TRACE (DEBUG::FaderPort, string_compose("MackieControlProtocol::set_active init with yn: '%1'\n", yn));
547 if (yn == active()) {
553 /* start event loop */
557 connect_session_signals ();
559 Glib::RefPtr<Glib::TimeoutSource> blink_timeout = Glib::TimeoutSource::create (200); // milliseconds
560 blink_connection = blink_timeout->connect (sigc::mem_fun (*this, &FaderPort::blink));
561 blink_timeout->attach (main_loop()->get_context());
570 ControlProtocol::set_active (yn);
572 DEBUG_TRACE (DEBUG::FaderPort, string_compose("MackieControlProtocol::set_active done with yn: '%1'\n", yn));
578 FaderPort::stop_blinking (ButtonID id)
580 blinkers.remove (id);
581 get_button (id).set_led_state (_output_port, false);
585 FaderPort::start_blinking (ButtonID id)
587 blinkers.push_back (id);
588 get_button (id).set_led_state (_output_port, true);
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);
608 stop_midi_handling ();
609 session_connections.drop_connections ();
610 port_connection.disconnect ();
611 blink_connection.disconnect ();
612 selection_connection.disconnect ();
613 route_connections.drop_connections ();
616 route_connections.drop_connections ();
621 FaderPort::notify_record_state_changed ()
623 switch (session->record_status()) {
624 case Session::Disabled:
625 stop_blinking (RecEnable);
627 case Session::Enabled:
628 start_blinking (RecEnable);
630 case Session::Recording:
631 stop_blinking (RecEnable);
637 FaderPort::notify_transport_state_changed ()
639 get_button (Loop).set_led_state (_output_port, session->get_play_loop());
640 get_button (Play).set_led_state (_output_port, session->transport_speed() == 1.0);
641 get_button (Stop).set_led_state (_output_port, session->transport_stopped ());
642 get_button (Rewind).set_led_state (_output_port, session->transport_speed() < 0.0);
643 get_button (Ffwd).set_led_state (_output_port, session->transport_speed() > 1.0);
647 FaderPort::parameter_changed (string what)
649 if (what == "punch-in" || what == "punch-out") {
650 bool in = session->config.get_punch_in ();
651 bool out = session->config.get_punch_out ();
653 get_button (Punch).set_led_state (_output_port, true);
654 blinkers.remove (Punch);
655 } else if (in || out) {
656 start_blinking (Punch);
658 stop_blinking (Punch);
664 FaderPort::connect_session_signals()
666 session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::notify_record_state_changed, this), this);
667 session->TransportStateChange.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::notify_transport_state_changed, this), this);
668 /* not session, but treat it similarly */
669 session->config.ParameterChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::parameter_changed, this, _1), this);
673 FaderPort::midi_input_handler (Glib::IOCondition ioc, boost::shared_ptr<ARDOUR::AsyncMIDIPort> port)
675 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("something happend on %1\n", boost::shared_ptr<MIDI::Port>(port)->name()));
687 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("data available on %1\n", boost::shared_ptr<MIDI::Port>(port)->name()));
688 framepos_t now = session->engine().sample_time();
697 FaderPort::get_state ()
699 XMLNode& node (ControlProtocol::get_state());
703 child = new XMLNode (X_("Input"));
704 child->add_child_nocopy (boost::shared_ptr<ARDOUR::Port>(_input_port)->get_state());
705 node.add_child_nocopy (*child);
708 child = new XMLNode (X_("Output"));
709 child->add_child_nocopy (boost::shared_ptr<ARDOUR::Port>(_output_port)->get_state());
710 node.add_child_nocopy (*child);
712 /* Save action state for Mix, Proj, Trns and User buttons, since these
713 * are user controlled. We can only save named-action operations, since
714 * internal functions are just pointers to functions and hard to
715 * serialize without enumerating them all somewhere.
718 node.add_child_nocopy (get_button (Mix).get_state());
719 node.add_child_nocopy (get_button (Proj).get_state());
720 node.add_child_nocopy (get_button (Trns).get_state());
721 node.add_child_nocopy (get_button (User).get_state());
727 FaderPort::set_state (const XMLNode& node, int version)
730 XMLNodeConstIterator niter;
731 XMLNode const* child;
733 if (ControlProtocol::set_state (node, version)) {
737 if ((child = node.child (X_("Input"))) != 0) {
738 XMLNode* portnode = child->child (Port::state_node_name.c_str());
740 boost::shared_ptr<ARDOUR::Port>(_input_port)->set_state (*portnode, version);
744 if ((child = node.child (X_("Output"))) != 0) {
745 XMLNode* portnode = child->child (Port::state_node_name.c_str());
747 boost::shared_ptr<ARDOUR::Port>(_output_port)->set_state (*portnode, version);
751 for (XMLNodeList::const_iterator n = node.children().begin(); n != node.children().end(); ++n) {
752 if ((*n)->name() == X_("Button")) {
753 XMLProperty const * prop = (*n)->property (X_("id"));
757 int xid = atoi (prop->value());
758 ButtonMap::iterator b = buttons.find (ButtonID (xid));
759 if (b == buttons.end()) {
762 b->second.set_state (**n);
770 FaderPort::connection_handler (boost::weak_ptr<ARDOUR::Port>, std::string name1, boost::weak_ptr<ARDOUR::Port>, std::string name2, bool yn)
772 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort::connection_handler start\n");
773 if (!_input_port || !_output_port) {
777 string ni = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_input_port)->name());
778 string no = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_output_port)->name());
780 if (ni == name1 || ni == name2) {
782 connection_state |= InputConnected;
784 connection_state &= ~InputConnected;
786 } else if (no == name1 || no == name2) {
788 connection_state |= OutputConnected;
790 connection_state &= ~OutputConnected;
793 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("Connections between %1 and %2 changed, but I ignored it\n", name1, name2));
798 if ((connection_state & (InputConnected|OutputConnected)) == (InputConnected|OutputConnected)) {
800 /* XXX this is a horrible hack. Without a short sleep here,
801 something prevents the device wakeup messages from being
802 sent and/or the responses from being received.
809 DEBUG_TRACE (DEBUG::FaderPort, "Device disconnected (input or output or both) or not yet fully connected\n");
810 _device_active = false;
813 ConnectionChange (); /* emit signal for our GUI */
815 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort::connection_handler end\n");
817 return true; /* connection status changed */
821 FaderPort::connected ()
823 DEBUG_TRACE (DEBUG::FaderPort, "connection status changed\n");
825 start_midi_handling ();
827 /* send device inquiry */
838 _output_port->write (buf, 6, 0);
842 FaderPort::Button::invoke (FaderPort::ButtonState bs, bool press)
844 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("invoke button %1 for %2 state %3%4%5\n", id, (press ? "press":"release"), hex, bs, dec));
849 if ((x = on_press.find (bs)) == on_press.end()) {
850 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("no press action for button %1 state %2%3\%4\n", id, hex, bs, dec));
854 if ((x = on_release.find (bs)) == on_release.end()) {
855 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("no release action for button %1 state %2%3\%4\n", id, hex, bs, dec));
860 switch (x->second.type) {
862 if (!x->second.action_name.empty()) {
863 fp.access_action (x->second.action_name);
866 case InternalFunction:
867 if (x->second.function) {
868 x->second.function ();
874 FaderPort::Button::set_action (string const& name, bool when_pressed, FaderPort::ButtonState bs)
878 todo.type = NamedAction;
884 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("set button %1 to action %2 on press + %3%4%5\n", id, name, bs));
885 todo.action_name = name;
890 on_release.erase (bs);
892 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("set button %1 to action %2 on release + %3%4%5\n", id, name, bs));
893 todo.action_name = name;
894 on_release[bs] = todo;
900 FaderPort::Button::get_action (bool press, FaderPort::ButtonState bs)
905 if ((x = on_press.find (bs)) == on_press.end()) {
908 if (x->second.type != NamedAction) {
911 return x->second.action_name;
913 if ((x = on_release.find (bs)) == on_release.end()) {
916 if (x->second.type != NamedAction) {
919 return x->second.action_name;
924 FaderPort::Button::set_action (boost::function<void()> f, bool when_pressed, FaderPort::ButtonState bs)
927 todo.type = InternalFunction;
934 on_release[bs] = todo;
939 FaderPort::Button::set_led_state (boost::shared_ptr<MIDI::Port> port, int onoff, bool force)
941 if (!force && (led_on == (bool) onoff)) {
947 /* fader button ID - no LED */
954 buf[2] = onoff ? 1 : 0;
955 port->write (buf, 3, 0);
956 led_on = (onoff ? true : false);
960 FaderPort::Button::set_state (XMLNode const& node)
962 const XMLProperty* prop = node.property ("id");
967 int xid = atoi (prop->value());
972 typedef pair<string,FaderPort::ButtonState> state_pair_t;
973 vector<state_pair_t> state_pairs;
975 state_pairs.push_back (make_pair (string ("plain"), ButtonState (0)));
976 state_pairs.push_back (make_pair (string ("shift"), ShiftDown));
977 state_pairs.push_back (make_pair (string ("long"), LongPress));
982 for (vector<state_pair_t>::const_iterator sp = state_pairs.begin(); sp != state_pairs.end(); ++sp) {
985 propname = sp->first + X_("-press");
986 if ((prop = node.property (propname)) != 0) {
987 set_action (prop->value(), true, sp->second);
990 propname = sp->first + X_("-release");
991 if ((prop = node.property (propname)) != 0) {
992 set_action (prop->value(), false, sp->second);
1000 FaderPort::Button::get_state () const
1002 XMLNode* node = new XMLNode (X_("Button"));
1004 snprintf (buf, sizeof (buf), "%d", id);
1006 node->add_property (X_("id"), buf);
1008 ToDoMap::const_iterator x;
1010 null.type = NamedAction;
1012 typedef pair<string,FaderPort::ButtonState> state_pair_t;
1013 vector<state_pair_t> state_pairs;
1015 state_pairs.push_back (make_pair (string ("plain"), ButtonState (0)));
1016 state_pairs.push_back (make_pair (string ("shift"), ShiftDown));
1017 state_pairs.push_back (make_pair (string ("long"), LongPress));
1019 for (vector<state_pair_t>::const_iterator sp = state_pairs.begin(); sp != state_pairs.end(); ++sp) {
1020 if ((x = on_press.find (sp->second)) != on_press.end()) {
1021 if (x->second.type == NamedAction) {
1022 node->add_property (string (sp->first + X_("-press")).c_str(), x->second.action_name);
1026 if ((x = on_release.find (sp->second)) != on_release.end()) {
1027 if (x->second.type == NamedAction) {
1028 node->add_property (string (sp->first + X_("-release")).c_str(), x->second.action_name);
1037 FaderPort::gui_track_selection_changed (RouteNotificationListPtr routes)
1039 boost::shared_ptr<Route> r;
1041 if (!routes->empty()) {
1042 r = routes->front().lock();
1045 set_current_route (r);
1049 FaderPort::drop_current_route ()
1051 if (_current_route) {
1052 if (_current_route == session->monitor_out()) {
1053 set_current_route (session->master_out());
1055 set_current_route (boost::shared_ptr<Route>());
1061 FaderPort::set_current_route (boost::shared_ptr<Route> r)
1063 route_connections.drop_connections ();
1067 /* turn this off. It will be turned on back on in use_master() or
1068 use_monitor() as appropriate.
1070 get_button(Output).set_led_state (_output_port, false);
1072 if (_current_route) {
1073 _current_route->DropReferences.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::drop_current_route, this), this);
1075 _current_route->mute_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_mute, this, _1), this);
1076 _current_route->solo_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_solo, this, _1, _2, _3), this);
1077 _current_route->listen_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_listen, this, _1, _2), this);
1079 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (_current_route);
1081 t->RecordEnableChanged.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_recenable, this), this);
1084 boost::shared_ptr<AutomationControl> control = _current_route->gain_control ();
1086 control->Changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_gain, this), this);
1087 control->alist()->automation_state_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_auto, this), this);
1090 boost::shared_ptr<MonitorProcessor> mp = _current_route->monitor_control();
1092 mp->cut_control()->Changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_cut, this), this);
1096 //ToDo: subscribe to the fader automation modes so we can light the LEDs
1102 FaderPort::map_auto ()
1104 boost::shared_ptr<AutomationControl> control = _current_route->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 (FP_Touch).set_led_state (_output_port, false);
1112 get_button (FP_Off).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 (FP_Touch).set_led_state (_output_port, false);
1118 get_button (FP_Off).set_led_state (_output_port, false);
1121 get_button (FP_Read).set_led_state (_output_port, false);
1122 get_button (FP_Write).set_led_state (_output_port, false);
1123 get_button (FP_Touch).set_led_state (_output_port, true);
1124 get_button (FP_Off).set_led_state (_output_port, false);
1127 get_button (FP_Read).set_led_state (_output_port, false);
1128 get_button (FP_Write).set_led_state (_output_port, false);
1129 get_button (FP_Touch).set_led_state (_output_port, false);
1130 get_button (FP_Off).set_led_state (_output_port, true);
1138 FaderPort::map_cut ()
1140 boost::shared_ptr<MonitorProcessor> mp = _current_route->monitor_control();
1143 bool yn = mp->cut_all ();
1145 start_blinking (Mute);
1147 stop_blinking (Mute);
1150 stop_blinking (Mute);
1155 FaderPort::map_mute (void*)
1157 get_button (Mute).set_led_state (_output_port, _current_route->muted());
1161 FaderPort::map_solo (bool, void*, bool)
1163 get_button (Solo).set_led_state (_output_port, _current_route->soloed() || _current_route->listening_via_monitor());
1167 FaderPort::map_listen (void*, bool)
1169 get_button (Solo).set_led_state (_output_port, _current_route->listening_via_monitor());
1173 FaderPort::map_recenable ()
1175 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (_current_route);
1177 get_button (Rec).set_led_state (_output_port, t->record_enabled());
1179 get_button (Rec).set_led_state (_output_port, false);
1184 FaderPort::map_gain ()
1186 if (fader_is_touched) {
1187 /* Do not send fader moves while the user is touching the fader */
1191 if (!_current_route) {
1195 boost::shared_ptr<AutomationControl> control = _current_route->gain_control ();
1201 val = control->internal_to_interface (control->get_value ());
1204 /* Faderport sends fader position with range 0..16384 (though some of
1205 * the least-significant bits at the top end are missing - it may only
1206 * get to 1636X or so).
1208 * But ... position must be sent in the range 0..1023.
1213 int ival = (int) lrintf (val * 1023.0);
1215 /* MIDI normalization requires that we send two separate messages here,
1216 * not one single 6 byte one.
1225 _output_port->write (buf, 3, 0);
1228 buf[2] = ival & 0x7f;
1230 _output_port->write (buf, 3, 0);
1234 FaderPort::map_route_state ()
1236 if (!_current_route) {
1237 stop_blinking (Mute);
1238 stop_blinking (Solo);
1239 get_button (Rec).set_led_state (_output_port, false);
1241 /* arguments to these map_*() methods are all ignored */
1243 map_solo (false, 0, false);
1251 list<boost::shared_ptr<ARDOUR::Bundle> >
1252 FaderPort::bundles ()
1254 list<boost::shared_ptr<ARDOUR::Bundle> > b;
1256 if (_input_bundle) {
1257 b.push_back (_input_bundle);
1258 b.push_back (_output_bundle);
1264 boost::shared_ptr<Port>
1265 FaderPort::output_port()
1267 return _output_port;
1270 boost::shared_ptr<Port>
1271 FaderPort::input_port()
1277 FaderPort::set_action (ButtonID id, std::string const& action_name, bool on_press, ButtonState bs)
1279 get_button(id).set_action (action_name, on_press, bs);
1283 FaderPort::get_action (ButtonID id, bool press, ButtonState bs)
1285 return get_button(id).get_action (press, bs);