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/debug.h"
43 #include "ardour/filesystem_paths.h"
44 #include "ardour/midi_port.h"
45 #include "ardour/midiport_manager.h"
46 #include "ardour/monitor_processor.h"
47 #include "ardour/profile.h"
48 #include "ardour/rc_configuration.h"
49 #include "ardour/route.h"
50 #include "ardour/session.h"
51 #include "ardour/track.h"
53 #include "faderport.h"
55 using namespace ARDOUR;
56 using namespace ArdourSurface;
63 #include "pbd/abstract_ui.cc" // instantiate template
65 FaderPort::FaderPort (Session& s)
66 : ControlProtocol (s, _("Faderport"))
67 , AbstractUI<FaderPortRequest> ("faderport")
69 , connection_state (ConnectionState (0))
70 , _device_active (false)
73 , fader_is_touched (false)
74 , button_state (ButtonState (0))
77 last_encoder_time = 0;
79 boost::shared_ptr<ARDOUR::Port> inp;
80 boost::shared_ptr<ARDOUR::Port> outp;
82 inp = AudioEngine::instance()->register_input_port (DataType::MIDI, "Faderport Recv", true);
83 outp = AudioEngine::instance()->register_output_port (DataType::MIDI, "Faderport Send", true);
85 _input_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(inp);
86 _output_port = boost::dynamic_pointer_cast<AsyncMIDIPort>(outp);
88 if (_input_port == 0 || _output_port == 0) {
89 throw failed_constructor();
92 TrackSelectionChanged.connect (selection_connection, MISSING_INVALIDATOR, boost::bind (&FaderPort::gui_track_selection_changed, this, _1), this);
94 /* Catch port connections and disconnections */
95 ARDOUR::AudioEngine::instance()->PortConnectedOrDisconnected.connect (port_connection, MISSING_INVALIDATOR, boost::bind (&FaderPort::connection_handler, this, _1, _2, _3, _4, _5), this);
97 buttons.insert (std::make_pair (Mute, Button (*this, _("Mute"), Mute, 21)));
98 buttons.insert (std::make_pair (Solo, Button (*this, _("Solo"), Solo, 22)));
99 buttons.insert (std::make_pair (Rec, Button (*this, _("Rec"), Rec, 23)));
100 buttons.insert (std::make_pair (Left, Button (*this, _("Left"), Left, 20)));
101 buttons.insert (std::make_pair (Bank, Button (*this, _("Bank"), Bank, 19)));
102 buttons.insert (std::make_pair (Right, Button (*this, _("Right"), Right, 18)));
103 buttons.insert (std::make_pair (Output, Button (*this, _("Output"), Output, 17)));
104 buttons.insert (std::make_pair (FP_Read, Button (*this, _("Read"), FP_Read, 13)));
105 buttons.insert (std::make_pair (FP_Write, Button (*this, _("Write"), FP_Write, 14)));
106 buttons.insert (std::make_pair (FP_Touch, Button (*this, _("Touch"), FP_Touch, 15)));
107 buttons.insert (std::make_pair (FP_Off, Button (*this, _("Off"), FP_Off, 16)));
108 buttons.insert (std::make_pair (Mix, Button (*this, _("Mix"), Mix, 12)));
109 buttons.insert (std::make_pair (Proj, Button (*this, _("Proj"), Proj, 11)));
110 buttons.insert (std::make_pair (Trns, Button (*this, _("Trns"), Trns, 10)));
111 buttons.insert (std::make_pair (Undo, Button (*this, _("Undo"), Undo, 9)));
112 buttons.insert (std::make_pair (Shift, Button (*this, _("Shift"), Shift, 5)));
113 buttons.insert (std::make_pair (Punch, Button (*this, _("Punch"), Punch, 6)));
114 buttons.insert (std::make_pair (User, Button (*this, _("User"), User, 7)));
115 buttons.insert (std::make_pair (Loop, Button (*this, _("Loop"), Loop, 8)));
116 buttons.insert (std::make_pair (Rewind, Button (*this, _("Rewind"), Rewind, 4)));
117 buttons.insert (std::make_pair (Ffwd, Button (*this, _("Ffwd"), Ffwd, 3)));
118 buttons.insert (std::make_pair (Stop, Button (*this, _("Stop"), Stop, 2)));
119 buttons.insert (std::make_pair (Play, Button (*this, _("Play"), Play, 1)));
120 buttons.insert (std::make_pair (RecEnable, Button (*this, _("RecEnable"), RecEnable, 0)));
121 buttons.insert (std::make_pair (FaderTouch, Button (*this, _("Fader (touch)"), FaderTouch, -1)));
123 get_button (Shift).set_flash (true);
124 get_button (Mix).set_flash (true);
125 get_button (Proj).set_flash (true);
126 get_button (Trns).set_flash (true);
127 get_button (User).set_flash (true);
129 get_button (Left).set_action ( boost::bind (&FaderPort::left, this), true);
130 get_button (Right).set_action ( boost::bind (&FaderPort::right, this), true);
132 get_button (Undo).set_action (boost::bind (&FaderPort::undo, this), true);
133 get_button (Undo).set_action (boost::bind (&FaderPort::redo, this), true, ShiftDown);
134 get_button (Undo).set_flash (true);
136 get_button (FP_Read).set_action (boost::bind (&FaderPort::read, this), true);
137 get_button (FP_Write).set_action (boost::bind (&FaderPort::write, this), true);
138 get_button (FP_Touch).set_action (boost::bind (&FaderPort::touch, this), true);
139 get_button (FP_Off).set_action (boost::bind (&FaderPort::off, this), true);
141 get_button (Play).set_action (boost::bind (&BasicUI::transport_play, this, true), true);
142 get_button (RecEnable).set_action (boost::bind (&BasicUI::rec_enable_toggle, this), true);
143 /* Stop is a modifier, so we have to use its own button state to get
144 the default action (since StopDown will be set when looking for the
147 get_button (Stop).set_action (boost::bind (&BasicUI::transport_stop, this), true, StopDown);
148 get_button (Ffwd).set_action (boost::bind (&BasicUI::ffwd, this), true);
150 /* See comments about Stop above .. */
151 get_button (Rewind).set_action (boost::bind (&BasicUI::rewind, this), true, RewindDown);
152 get_button (Rewind).set_action (boost::bind (&BasicUI::goto_zero, this), true, ButtonState (RewindDown|StopDown));
153 get_button (Rewind).set_action (boost::bind (&BasicUI::goto_start, this), true, ButtonState (RewindDown|ShiftDown));
155 get_button (Ffwd).set_action (boost::bind (&BasicUI::ffwd, this), true);
156 get_button (Ffwd).set_action (boost::bind (&BasicUI::goto_end, this), true, ShiftDown);
158 get_button (Punch).set_action (boost::bind (&FaderPort::punch, this), true);
160 get_button (Loop).set_action (boost::bind (&BasicUI::loop_toggle, this), true);
161 get_button (Loop).set_action (boost::bind (&BasicUI::add_marker, this, string()), true, ShiftDown);
163 get_button (Punch).set_action (boost::bind (&BasicUI::prev_marker, this), true, ShiftDown);
164 get_button (User).set_action (boost::bind (&BasicUI::next_marker, this), true, ShiftDown);
166 get_button (Mute).set_action (boost::bind (&FaderPort::mute, this), true);
167 get_button (Solo).set_action (boost::bind (&FaderPort::solo, this), true);
168 get_button (Rec).set_action (boost::bind (&FaderPort::rec_enable, this), true);
170 get_button (Output).set_action (boost::bind (&FaderPort::use_master, this), true);
171 get_button (Output).set_action (boost::bind (&FaderPort::use_monitor, this), true, ShiftDown);
174 FaderPort::~FaderPort ()
177 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("unregistering input port %1\n", boost::shared_ptr<ARDOUR::Port>(_input_port)->name()));
178 AudioEngine::instance()->unregister_port (_input_port);
179 _input_port.reset ();
183 // _output_port->drain (10000); //ToDo: is this necessary? It hangs the shutdown, for me
184 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("unregistering output port %1\n", boost::shared_ptr<ARDOUR::Port>(_output_port)->name()));
185 AudioEngine::instance()->unregister_port (_output_port);
186 _output_port.reset ();
193 FaderPort::start_midi_handling ()
195 /* handle device inquiry response */
196 _input_port->parser()->sysex.connect_same_thread (midi_connections, boost::bind (&FaderPort::sysex_handler, this, _1, _2, _3));
198 _input_port->parser()->poly_pressure.connect_same_thread (midi_connections, boost::bind (&FaderPort::button_handler, this, _1, _2));
200 _input_port->parser()->pitchbend.connect_same_thread (midi_connections, boost::bind (&FaderPort::encoder_handler, this, _1, _2));
202 _input_port->parser()->controller.connect_same_thread (midi_connections, boost::bind (&FaderPort::fader_handler, this, _1, _2));
204 /* This connection means that whenever data is ready from the input
205 * port, the relevant thread will invoke our ::midi_input_handler()
206 * method, which will read the data, and invoke the parser.
209 _input_port->xthread().set_receive_handler (sigc::bind (sigc::mem_fun (this, &FaderPort::midi_input_handler), _input_port));
210 _input_port->xthread().attach (main_loop()->get_context());
214 FaderPort::stop_midi_handling ()
216 midi_connections.drop_connections ();
218 /* Note: the input handler is still active at this point, but we're no
219 * longer connected to any of the parser signals
224 FaderPort::do_request (FaderPortRequest* req)
226 if (req->type == CallSlot) {
228 call_slot (MISSING_INVALIDATOR, req->the_slot);
230 } else if (req->type == Quit) {
245 FaderPort::thread_init ()
247 struct sched_param rtparam;
249 pthread_set_name (X_("FaderPort"));
251 PBD::notify_gui_about_thread_creation (X_("gui"), pthread_self(), X_("FaderPort"), 2048);
252 ARDOUR::SessionEvent::create_per_thread_pool (X_("FaderPort"), 128);
254 memset (&rtparam, 0, sizeof (rtparam));
255 rtparam.sched_priority = 9; /* XXX should be relative to audio (JACK) thread */
257 if (pthread_setschedparam (pthread_self(), SCHED_FIFO, &rtparam) != 0) {
258 // do we care? not particularly.
263 FaderPort::all_lights_out ()
265 for (ButtonMap::iterator b = buttons.begin(); b != buttons.end(); ++b) {
266 b->second.set_led_state (_output_port, false, true);
271 FaderPort::get_button (ButtonID id) const
273 ButtonMap::const_iterator b = buttons.find (id);
274 assert (b != buttons.end());
275 return const_cast<Button&>(b->second);
279 FaderPort::button_long_press_timeout (ButtonID id)
281 if (buttons_down.find (id) != buttons_down.end()) {
282 get_button (id).invoke (ButtonState (LongPress|button_state), false);
284 /* release happened and somehow we were not cancelled */
287 return false; /* don't get called again */
291 FaderPort::start_press_timeout (Button& button, ButtonID id)
293 Glib::RefPtr<Glib::TimeoutSource> timeout = Glib::TimeoutSource::create (500); // milliseconds
294 button.timeout_connection = timeout->connect (sigc::bind (sigc::mem_fun (*this, &FaderPort::button_long_press_timeout), id));
295 timeout->attach (main_loop()->get_context());
299 FaderPort::button_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
301 ButtonID id (ButtonID (tb->controller_number));
302 Button& button (get_button (id));
305 buttons_down.insert (id);
307 buttons_down.erase (id);
308 button.timeout_connection.disconnect ();
311 ButtonState bs (ButtonState (0));
327 fader_is_touched = tb->value;
328 if (_current_route) {
329 boost::shared_ptr<AutomationControl> gain = _current_route->gain_control ();
331 framepos_t now = session->engine().sample_time();
333 gain->start_touch (now);
335 gain->stop_touch (true, now);
342 start_press_timeout (button, id);
348 button_state = (tb->value ? ButtonState (button_state|bs) : ButtonState (button_state&~bs));
351 if (button.uses_flash()) {
352 button.set_led_state (_output_port, (int)tb->value);
355 button.invoke (button_state, tb->value ? true : false);
359 FaderPort::encoder_handler (MIDI::Parser &, MIDI::pitchbend_t pb)
367 //knob debouncing and hysteresis. The presonus encoder often sends bursts of events, or goes the wrong direction
369 last_last_encoder_delta = last_encoder_delta;
370 last_encoder_delta = delta;
371 microseconds_t now = get_microseconds ();
372 if ((now - last_encoder_time) < 10*1000) { //require at least 10ms interval between changes, because the device sometimes sends multiple deltas
375 if ((now - last_encoder_time) < 100*1000) { //avoid directional changes while "spinning", 100ms window
376 if ( (delta == last_encoder_delta) && (delta == last_last_encoder_delta) ) {
377 last_good_encoder_delta = delta; //3 in a row, grudgingly accept this as the new direction
379 if (delta != last_good_encoder_delta) { //otherwise ensure we keep going the same way
380 delta = last_good_encoder_delta;
382 } else { //we aren't yet in a spin window, just assume this move is really what we want
383 //NOTE: if you are worried about where these get initialized, here it is.
384 last_last_encoder_delta = delta;
385 last_encoder_delta = delta;
387 last_encoder_time = now;
388 last_good_encoder_delta = delta;
391 if (_current_route) {
393 ButtonState trim_modifier;
394 ButtonState width_modifier;
396 if (Profile->get_mixbus()) {
397 trim_modifier = ShiftDown;
398 width_modifier = ButtonState (0);
400 trim_modifier = UserDown;
401 width_modifier = ShiftDown;
404 if ((button_state & trim_modifier) == trim_modifier ) { // mod+encoder = input trim
405 boost::shared_ptr<AutomationControl> gain = _current_route->trim()->gain_control ();
407 float val = gain->get_user(); //for gain elements, the "user" value is in dB
411 } else if (width_modifier && ((button_state & width_modifier) == width_modifier)) {
412 ardour_pan_width (delta);
414 } else { // pan/balance
415 if (!Profile->get_mixbus()) {
416 ardour_pan_azimuth (delta);
425 FaderPort::fader_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
427 bool was_fader = false;
429 if (tb->controller_number == 0x0) {
430 fader_msb = tb->value;
432 } else if (tb->controller_number == 0x20) {
433 fader_lsb = tb->value;
438 if (_current_route) {
439 boost::shared_ptr<AutomationControl> gain = _current_route->gain_control ();
441 int ival = (fader_msb << 7) | fader_lsb;
442 float val = gain->interface_to_internal (ival/16384.0);
443 _current_route->set_gain (val, this);
450 FaderPort::sysex_handler (MIDI::Parser &p, MIDI::byte *buf, size_t sz)
456 if (buf[2] != 0x7f ||
469 _device_active = true;
471 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort identified via MIDI Device Inquiry response\n");
473 /* put it into native mode */
475 MIDI::byte native[3];
480 _output_port->write (native, 3, 0);
484 /* catch up on state */
486 notify_transport_state_changed ();
487 notify_record_state_changed ();
491 FaderPort::set_active (bool yn)
493 DEBUG_TRACE (DEBUG::FaderPort, string_compose("MackieControlProtocol::set_active init with yn: '%1'\n", yn));
495 if (yn == active()) {
501 /* start event loop */
505 connect_session_signals ();
507 Glib::RefPtr<Glib::TimeoutSource> blink_timeout = Glib::TimeoutSource::create (200); // milliseconds
508 blink_connection = blink_timeout->connect (sigc::mem_fun (*this, &FaderPort::blink));
509 blink_timeout->attach (main_loop()->get_context());
518 ControlProtocol::set_active (yn);
520 DEBUG_TRACE (DEBUG::FaderPort, string_compose("MackieControlProtocol::set_active done with yn: '%1'\n", yn));
528 blink_state = !blink_state;
530 for (Blinkers::iterator b = blinkers.begin(); b != blinkers.end(); b++) {
531 get_button(*b).set_led_state (_output_port, blink_state);
542 stop_midi_handling ();
543 session_connections.drop_connections ();
544 port_connection.disconnect ();
545 blink_connection.disconnect ();
546 selection_connection.disconnect ();
547 route_connections.drop_connections ();
550 route_connections.drop_connections ();
555 FaderPort::notify_record_state_changed ()
557 switch (session->record_status()) {
558 case Session::Disabled:
559 get_button (RecEnable).set_led_state (_output_port, false);
560 blinkers.remove (RecEnable);
562 case Session::Enabled:
563 get_button (RecEnable).set_led_state (_output_port, true);
564 blinkers.push_back (RecEnable);
566 case Session::Recording:
567 get_button (RecEnable).set_led_state (_output_port, true);
568 blinkers.remove (RecEnable);
574 FaderPort::notify_transport_state_changed ()
576 get_button (Loop).set_led_state (_output_port, session->get_play_loop());
577 get_button (Play).set_led_state (_output_port, session->transport_speed() == 1.0);
578 get_button (Stop).set_led_state (_output_port, session->transport_stopped ());
579 get_button (Rewind).set_led_state (_output_port, session->transport_speed() < 0.0);
580 get_button (Ffwd).set_led_state (_output_port, session->transport_speed() > 1.0);
584 FaderPort::connect_session_signals()
586 session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::notify_record_state_changed, this), this);
587 session->TransportStateChange.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::notify_transport_state_changed, this), this);
591 FaderPort::midi_input_handler (Glib::IOCondition ioc, boost::shared_ptr<ARDOUR::AsyncMIDIPort> port)
593 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("something happend on %1\n", boost::shared_ptr<MIDI::Port>(port)->name()));
605 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("data available on %1\n", boost::shared_ptr<MIDI::Port>(port)->name()));
606 framepos_t now = session->engine().sample_time();
615 FaderPort::get_state ()
617 XMLNode& node (ControlProtocol::get_state());
621 child = new XMLNode (X_("Input"));
622 child->add_child_nocopy (boost::shared_ptr<ARDOUR::Port>(_input_port)->get_state());
623 node.add_child_nocopy (*child);
626 child = new XMLNode (X_("Output"));
627 child->add_child_nocopy (boost::shared_ptr<ARDOUR::Port>(_output_port)->get_state());
628 node.add_child_nocopy (*child);
630 /* Save action state for Mix, Proj, Trns and User buttons, since these
631 * are user controlled. We can only save named-action operations, since
632 * internal functions are just pointers to functions and hard to
633 * serialize without enumerating them all somewhere.
636 node.add_child_nocopy (get_button (Mix).get_state());
637 node.add_child_nocopy (get_button (Proj).get_state());
638 node.add_child_nocopy (get_button (Trns).get_state());
639 node.add_child_nocopy (get_button (User).get_state());
645 FaderPort::set_state (const XMLNode& node, int version)
648 XMLNodeConstIterator niter;
649 XMLNode const* child;
651 if (ControlProtocol::set_state (node, version)) {
655 if ((child = node.child (X_("Input"))) != 0) {
656 XMLNode* portnode = child->child (Port::state_node_name.c_str());
658 boost::shared_ptr<ARDOUR::Port>(_input_port)->set_state (*portnode, version);
662 if ((child = node.child (X_("Output"))) != 0) {
663 XMLNode* portnode = child->child (Port::state_node_name.c_str());
665 boost::shared_ptr<ARDOUR::Port>(_output_port)->set_state (*portnode, version);
669 for (XMLNodeList::const_iterator n = node.children().begin(); n != node.children().end(); ++n) {
670 if ((*n)->name() == X_("Button")) {
671 XMLProperty const * prop = (*n)->property (X_("id"));
675 int xid = atoi (prop->value());
676 ButtonMap::iterator b = buttons.find (ButtonID (xid));
677 if (b == buttons.end()) {
680 b->second.set_state (**n);
688 FaderPort::connection_handler (boost::weak_ptr<ARDOUR::Port>, std::string name1, boost::weak_ptr<ARDOUR::Port>, std::string name2, bool yn)
690 if (!_input_port || !_output_port) {
694 string ni = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_input_port)->name());
695 string no = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_output_port)->name());
697 if (ni == name1 || ni == name2) {
699 connection_state |= InputConnected;
701 connection_state &= ~InputConnected;
703 } else if (no == name1 || no == name2) {
705 connection_state |= OutputConnected;
707 connection_state &= ~OutputConnected;
714 if ((connection_state & (InputConnected|OutputConnected)) == (InputConnected|OutputConnected)) {
716 /* XXX this is a horrible hack. Without a short sleep here,
717 something prevents the device wakeup messages from being
718 sent and/or the responses from being received.
725 DEBUG_TRACE (DEBUG::FaderPort, "Device disconnected (input or output or both) or not yet fully connected\n");
726 _device_active = false;
729 ConnectionChange (); /* emit signal for our GUI */
731 return true; /* connection status changed */
735 FaderPort::connected ()
737 DEBUG_TRACE (DEBUG::FaderPort, "connection status changed\n");
739 start_midi_handling ();
741 /* send device inquiry */
752 _output_port->write (buf, 6, 0);
756 FaderPort::Button::invoke (FaderPort::ButtonState bs, bool press)
758 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("invoke button %1 for %2 state %3%4%5\n", id, (press ? "press":"release"), hex, bs, dec));
763 if ((x = on_press.find (bs)) == on_press.end()) {
764 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("no press action for button %1 state %2%3\%4\n", id, hex, bs, dec));
768 if ((x = on_release.find (bs)) == on_release.end()) {
769 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("no release action for button %1 state %2%3\%4\n", id, hex, bs, dec));
774 switch (x->second.type) {
776 if (!x->second.action_name.empty()) {
777 fp.access_action (x->second.action_name);
780 case InternalFunction:
781 if (x->second.function) {
782 x->second.function ();
788 FaderPort::Button::set_action (string const& name, bool when_pressed, FaderPort::ButtonState bs)
792 todo.type = NamedAction;
798 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("set button %1 to action %2 on press + %3%4%5\n", id, name, bs));
799 todo.action_name = name;
804 on_release.erase (bs);
806 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("set button %1 to action %2 on release + %3%4%5\n", id, name, bs));
807 todo.action_name = name;
808 on_release[bs] = todo;
814 FaderPort::Button::get_action (bool press, FaderPort::ButtonState bs)
819 if ((x = on_press.find (bs)) == on_press.end()) {
822 if (x->second.type != NamedAction) {
825 return x->second.action_name;
827 if ((x = on_release.find (bs)) == on_release.end()) {
830 if (x->second.type != NamedAction) {
833 return x->second.action_name;
838 FaderPort::Button::set_action (boost::function<void()> f, bool when_pressed, FaderPort::ButtonState bs)
841 todo.type = InternalFunction;
848 on_release[bs] = todo;
853 FaderPort::Button::set_led_state (boost::shared_ptr<MIDI::Port> port, int onoff, bool force)
855 if (!force && (led_on == (bool) onoff)) {
861 /* fader button ID - no LED */
868 buf[2] = onoff ? 1 : 0;
869 port->write (buf, 3, 0);
870 led_on = (onoff ? true : false);
874 FaderPort::Button::set_state (XMLNode const& node)
876 const XMLProperty* prop = node.property ("id");
881 int xid = atoi (prop->value());
886 typedef pair<string,FaderPort::ButtonState> state_pair_t;
887 vector<state_pair_t> state_pairs;
889 state_pairs.push_back (make_pair (string ("plain"), ButtonState (0)));
890 state_pairs.push_back (make_pair (string ("shift"), ShiftDown));
891 state_pairs.push_back (make_pair (string ("long"), LongPress));
896 for (vector<state_pair_t>::const_iterator sp = state_pairs.begin(); sp != state_pairs.end(); ++sp) {
899 propname = sp->first + X_("-press");
900 if ((prop = node.property (propname)) != 0) {
901 set_action (prop->value(), true, sp->second);
904 propname = sp->first + X_("-release");
905 if ((prop = node.property (propname)) != 0) {
906 set_action (prop->value(), false, sp->second);
914 FaderPort::Button::get_state () const
916 XMLNode* node = new XMLNode (X_("Button"));
918 snprintf (buf, sizeof (buf), "%d", id);
920 node->add_property (X_("id"), buf);
922 ToDoMap::const_iterator x;
924 null.type = NamedAction;
926 typedef pair<string,FaderPort::ButtonState> state_pair_t;
927 vector<state_pair_t> state_pairs;
929 state_pairs.push_back (make_pair (string ("plain"), ButtonState (0)));
930 state_pairs.push_back (make_pair (string ("shift"), ShiftDown));
931 state_pairs.push_back (make_pair (string ("long"), LongPress));
933 for (vector<state_pair_t>::const_iterator sp = state_pairs.begin(); sp != state_pairs.end(); ++sp) {
934 if ((x = on_press.find (sp->second)) != on_press.end()) {
935 if (x->second.type == NamedAction) {
936 node->add_property (string (sp->first + X_("-press")).c_str(), x->second.action_name);
940 if ((x = on_release.find (sp->second)) != on_release.end()) {
941 if (x->second.type == NamedAction) {
942 node->add_property (string (sp->first + X_("-release")).c_str(), x->second.action_name);
951 FaderPort::gui_track_selection_changed (RouteNotificationListPtr routes)
953 boost::shared_ptr<Route> r;
955 if (!routes->empty()) {
956 r = routes->front().lock();
959 set_current_route (r);
963 FaderPort::drop_current_route ()
965 if (_current_route) {
966 if (_current_route == session->monitor_out()) {
967 set_current_route (session->master_out());
969 set_current_route (boost::shared_ptr<Route>());
975 FaderPort::set_current_route (boost::shared_ptr<Route> r)
977 route_connections.drop_connections ();
981 /* turn this off. It will be turned on back on in use_master() or
982 use_monitor() as appropriate.
984 get_button(Output).set_led_state (_output_port, false);
986 if (_current_route) {
987 _current_route->DropReferences.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::drop_current_route, this), this);
989 _current_route->mute_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_mute, this, _1), this);
990 _current_route->solo_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_solo, this, _1, _2, _3), this);
991 _current_route->listen_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_listen, this, _1, _2), this);
993 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (_current_route);
995 t->RecordEnableChanged.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_recenable, this), this);
998 boost::shared_ptr<AutomationControl> control = _current_route->gain_control ();
1000 control->Changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_gain, this), this);
1003 boost::shared_ptr<MonitorProcessor> mp = _current_route->monitor_control();
1005 mp->cut_control()->Changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_cut, this), this);
1009 //ToDo: subscribe to the fader automation modes so we can light the LEDs
1015 FaderPort::map_cut ()
1017 boost::shared_ptr<MonitorProcessor> mp = _current_route->monitor_control();
1020 bool yn = mp->cut_all ();
1021 get_button (Mute).set_led_state (_output_port, yn);
1023 blinkers.push_back (Mute);
1025 blinkers.remove (Mute);
1028 blinkers.remove (Mute);
1033 FaderPort::map_mute (void*)
1035 get_button (Mute).set_led_state (_output_port, _current_route->muted());
1039 FaderPort::map_solo (bool, void*, bool)
1041 get_button (Solo).set_led_state (_output_port, _current_route->soloed() || _current_route->listening_via_monitor());
1045 FaderPort::map_listen (void*, bool)
1047 get_button (Solo).set_led_state (_output_port, _current_route->listening_via_monitor());
1051 FaderPort::map_recenable ()
1053 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (_current_route);
1055 get_button (Rec).set_led_state (_output_port, t->record_enabled());
1057 get_button (Rec).set_led_state (_output_port, false);
1062 FaderPort::map_gain ()
1064 if (fader_is_touched) {
1065 /* Do not send fader moves while the user is touching the fader */
1069 if (!_current_route) {
1073 boost::shared_ptr<AutomationControl> control = _current_route->gain_control ();
1079 val = control->internal_to_interface (control->get_value ());
1082 /* Faderport sends fader position with range 0..16384 (though some of
1083 * the least-significant bits at the top end are missing - it may only
1084 * get to 1636X or so).
1086 * But ... position must be sent in the range 0..1023.
1091 int ival = (int) lrintf (val * 1023.0);
1093 /* MIDI normalization requires that we send two separate messages here,
1094 * not one single 6 byte one.
1103 _output_port->write (buf, 3, 0);
1106 buf[2] = ival & 0x7f;
1108 _output_port->write (buf, 3, 0);
1112 FaderPort::map_route_state ()
1114 if (!_current_route) {
1115 get_button (Mute).set_led_state (_output_port, false);
1116 get_button (Solo).set_led_state (_output_port, false);
1117 get_button (Rec).set_led_state (_output_port, false);
1118 blinkers.remove (Mute);
1119 blinkers.remove (Solo);
1121 /* arguments to these map_*() methods are all ignored */
1123 map_solo (false, 0, false);
1130 boost::shared_ptr<Port>
1131 FaderPort::output_port()
1133 return _output_port;
1136 boost::shared_ptr<Port>
1137 FaderPort::input_port()
1143 FaderPort::set_action (ButtonID id, std::string const& action_name, bool on_press, ButtonState bs)
1145 get_button(id).set_action (action_name, on_press, bs);
1149 FaderPort::get_action (ButtonID id, bool press, ButtonState bs)
1151 return get_button(id).get_action (press, bs);