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 (Left).set_action ( boost::bind (&FaderPort::left, this), true);
124 get_button (Right).set_action ( boost::bind (&FaderPort::right, this), true);
126 get_button (Undo).set_action (boost::bind (&FaderPort::undo, this), true);
127 get_button (Undo).set_action (boost::bind (&FaderPort::redo, this), true, ShiftDown);
128 get_button (Undo).set_flash (true);
130 get_button (FP_Read).set_action (boost::bind (&FaderPort::read, this), true);
131 get_button (FP_Write).set_action (boost::bind (&FaderPort::write, this), true);
132 get_button (FP_Touch).set_action (boost::bind (&FaderPort::touch, this), true);
133 get_button (FP_Off).set_action (boost::bind (&FaderPort::off, this), true);
135 get_button (Play).set_action (boost::bind (&BasicUI::transport_play, this, true), true);
136 get_button (RecEnable).set_action (boost::bind (&BasicUI::rec_enable_toggle, this), true);
137 /* Stop is a modifier, so we have to use its own button state to get
138 the default action (since StopDown will be set when looking for the
141 get_button (Stop).set_action (boost::bind (&BasicUI::transport_stop, this), true, StopDown);
142 get_button (Ffwd).set_action (boost::bind (&BasicUI::ffwd, this), true);
144 /* See comments about Stop above .. */
145 get_button (Rewind).set_action (boost::bind (&BasicUI::rewind, this), true, RewindDown);
146 get_button (Rewind).set_action (boost::bind (&BasicUI::goto_zero, this), true, ButtonState (RewindDown|StopDown));
147 get_button (Rewind).set_action (boost::bind (&BasicUI::goto_start, this), true, ButtonState (RewindDown|ShiftDown));
149 get_button (Ffwd).set_action (boost::bind (&BasicUI::ffwd, this), true);
150 get_button (Ffwd).set_action (boost::bind (&BasicUI::goto_end, this), true, ShiftDown);
152 get_button (Punch).set_action (boost::bind (&FaderPort::punch, this), true);
154 get_button (Loop).set_action (boost::bind (&BasicUI::loop_toggle, this), true);
155 get_button (Loop).set_action (boost::bind (&BasicUI::add_marker, this, string()), true, ShiftDown);
157 get_button (Punch).set_action (boost::bind (&BasicUI::prev_marker, this), true, ShiftDown);
158 get_button (User).set_action (boost::bind (&BasicUI::next_marker, this), true, ShiftDown);
160 get_button (Mute).set_action (boost::bind (&FaderPort::mute, this), true);
161 get_button (Solo).set_action (boost::bind (&FaderPort::solo, this), true);
162 get_button (Rec).set_action (boost::bind (&FaderPort::rec_enable, this), true);
164 get_button (Output).set_action (boost::bind (&FaderPort::use_master, this), true);
165 get_button (Output).set_action (boost::bind (&FaderPort::use_monitor, this), true, ShiftDown);
168 FaderPort::~FaderPort ()
171 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("unregistering input port %1\n", boost::shared_ptr<ARDOUR::Port>(_input_port)->name()));
172 AudioEngine::instance()->unregister_port (_input_port);
173 _input_port.reset ();
177 // _output_port->drain (10000); //ToDo: is this necessary? It hangs the shutdown, for me
178 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("unregistering output port %1\n", boost::shared_ptr<ARDOUR::Port>(_output_port)->name()));
179 AudioEngine::instance()->unregister_port (_output_port);
180 _output_port.reset ();
187 FaderPort::start_midi_handling ()
189 /* handle device inquiry response */
190 _input_port->parser()->sysex.connect_same_thread (midi_connections, boost::bind (&FaderPort::sysex_handler, this, _1, _2, _3));
192 _input_port->parser()->poly_pressure.connect_same_thread (midi_connections, boost::bind (&FaderPort::button_handler, this, _1, _2));
194 _input_port->parser()->pitchbend.connect_same_thread (midi_connections, boost::bind (&FaderPort::encoder_handler, this, _1, _2));
196 _input_port->parser()->controller.connect_same_thread (midi_connections, boost::bind (&FaderPort::fader_handler, this, _1, _2));
198 /* This connection means that whenever data is ready from the input
199 * port, the relevant thread will invoke our ::midi_input_handler()
200 * method, which will read the data, and invoke the parser.
203 _input_port->xthread().set_receive_handler (sigc::bind (sigc::mem_fun (this, &FaderPort::midi_input_handler), _input_port));
204 _input_port->xthread().attach (main_loop()->get_context());
208 FaderPort::stop_midi_handling ()
210 midi_connections.drop_connections ();
212 /* Note: the input handler is still active at this point, but we're no
213 * longer connected to any of the parser signals
218 FaderPort::do_request (FaderPortRequest* req)
220 if (req->type == CallSlot) {
222 call_slot (MISSING_INVALIDATOR, req->the_slot);
224 } else if (req->type == Quit) {
239 FaderPort::thread_init ()
241 struct sched_param rtparam;
243 pthread_set_name (X_("FaderPort"));
245 PBD::notify_gui_about_thread_creation (X_("gui"), pthread_self(), X_("FaderPort"), 2048);
246 ARDOUR::SessionEvent::create_per_thread_pool (X_("FaderPort"), 128);
248 memset (&rtparam, 0, sizeof (rtparam));
249 rtparam.sched_priority = 9; /* XXX should be relative to audio (JACK) thread */
251 if (pthread_setschedparam (pthread_self(), SCHED_FIFO, &rtparam) != 0) {
252 // do we care? not particularly.
257 FaderPort::all_lights_out ()
259 for (ButtonMap::iterator b = buttons.begin(); b != buttons.end(); ++b) {
260 b->second.set_led_state (_output_port, false, true);
265 FaderPort::get_button (ButtonID id) const
267 ButtonMap::const_iterator b = buttons.find (id);
268 assert (b != buttons.end());
269 return const_cast<Button&>(b->second);
273 FaderPort::button_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
275 ButtonID id (ButtonID (tb->controller_number));
276 Button& button (get_button (id));
278 button.do_timing (tb->value ? true : false);
282 button_state = (tb->value ? ButtonState (button_state|ShiftDown) : ButtonState (button_state&~ShiftDown));
285 button_state = (tb->value ? ButtonState (button_state|StopDown) : ButtonState (button_state&~StopDown));
288 button_state = (tb->value ? ButtonState (button_state|RewindDown) : ButtonState (button_state&~RewindDown));
291 button_state = (tb->value ? ButtonState (button_state|UserDown) : ButtonState (button_state&~UserDown));
294 fader_is_touched = tb->value;
295 if (_current_route) {
296 boost::shared_ptr<AutomationControl> gain = _current_route->gain_control ();
298 framepos_t now = session->engine().sample_time();
300 gain->start_touch (now);
302 gain->stop_touch (true, now);
311 if (button.uses_flash()) {
312 button.set_led_state (_output_port, (int)tb->value);
315 button.invoke (button_state, tb->value ? true : false);
319 FaderPort::encoder_handler (MIDI::Parser &, MIDI::pitchbend_t pb)
327 //knob debouncing and hysteresis. The presonus encoder often sends bursts of events, or goes the wrong direction
329 last_last_encoder_delta = last_encoder_delta;
330 last_encoder_delta = delta;
331 microseconds_t now = get_microseconds ();
332 if ((now - last_encoder_time) < 10*1000) { //require at least 10ms interval between changes, because the device sometimes sends multiple deltas
335 if ((now - last_encoder_time) < 100*1000) { //avoid directional changes while "spinning", 100ms window
336 if ( (delta == last_encoder_delta) && (delta == last_last_encoder_delta) ) {
337 last_good_encoder_delta = delta; //3 in a row, grudgingly accept this as the new direction
339 if (delta != last_good_encoder_delta) { //otherwise ensure we keep going the same way
340 delta = last_good_encoder_delta;
342 } else { //we aren't yet in a spin window, just assume this move is really what we want
343 //NOTE: if you are worried about where these get initialized, here it is.
344 last_last_encoder_delta = delta;
345 last_encoder_delta = delta;
347 last_encoder_time = now;
348 last_good_encoder_delta = delta;
351 if (_current_route) {
353 ButtonState trim_modifier;
354 ButtonState width_modifier;
356 if (Profile->get_mixbus()) {
357 trim_modifier = ShiftDown;
358 width_modifier = ButtonState (0);
360 trim_modifier = UserDown;
361 width_modifier = ShiftDown;
364 if ((button_state & trim_modifier) == trim_modifier ) { // mod+encoder = input trim
365 boost::shared_ptr<AutomationControl> gain = _current_route->trim()->gain_control ();
367 float val = gain->get_user(); //for gain elements, the "user" value is in dB
371 } else if (width_modifier && ((button_state & width_modifier) == width_modifier)) {
372 ardour_pan_width (delta);
374 } else { // pan/balance
375 if (!Profile->get_mixbus()) {
376 ardour_pan_azimuth (delta);
385 FaderPort::fader_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
387 bool was_fader = false;
389 if (tb->controller_number == 0x0) {
390 fader_msb = tb->value;
392 } else if (tb->controller_number == 0x20) {
393 fader_lsb = tb->value;
398 if (_current_route) {
399 boost::shared_ptr<AutomationControl> gain = _current_route->gain_control ();
401 int ival = (fader_msb << 7) | fader_lsb;
402 float val = gain->interface_to_internal (ival/16384.0);
403 _current_route->set_gain (val, this);
410 FaderPort::sysex_handler (MIDI::Parser &p, MIDI::byte *buf, size_t sz)
416 if (buf[2] != 0x7f ||
429 _device_active = true;
431 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort identified via MIDI Device Inquiry response\n");
433 /* put it into native mode */
435 MIDI::byte native[3];
440 _output_port->write (native, 3, 0);
444 /* catch up on state */
446 notify_transport_state_changed ();
447 notify_record_state_changed ();
451 FaderPort::set_active (bool yn)
453 DEBUG_TRACE (DEBUG::FaderPort, string_compose("MackieControlProtocol::set_active init with yn: '%1'\n", yn));
455 if (yn == active()) {
461 /* start event loop */
465 connect_session_signals ();
467 Glib::RefPtr<Glib::TimeoutSource> blink_timeout = Glib::TimeoutSource::create (200); // milliseconds
468 blink_connection = blink_timeout->connect (sigc::mem_fun (*this, &FaderPort::blink));
469 blink_timeout->attach (main_loop()->get_context());
478 ControlProtocol::set_active (yn);
480 DEBUG_TRACE (DEBUG::FaderPort, string_compose("MackieControlProtocol::set_active done with yn: '%1'\n", yn));
488 blink_state = !blink_state;
490 for (Blinkers::iterator b = blinkers.begin(); b != blinkers.end(); b++) {
491 get_button(*b).set_led_state (_output_port, blink_state);
502 stop_midi_handling ();
503 session_connections.drop_connections ();
504 port_connection.disconnect ();
505 blink_connection.disconnect ();
506 selection_connection.disconnect ();
507 route_connections.drop_connections ();
510 route_connections.drop_connections ();
515 FaderPort::notify_record_state_changed ()
517 switch (session->record_status()) {
518 case Session::Disabled:
519 get_button (RecEnable).set_led_state (_output_port, false);
520 blinkers.remove (RecEnable);
522 case Session::Enabled:
523 get_button (RecEnable).set_led_state (_output_port, true);
524 blinkers.push_back (RecEnable);
526 case Session::Recording:
527 get_button (RecEnable).set_led_state (_output_port, true);
528 blinkers.remove (RecEnable);
534 FaderPort::notify_transport_state_changed ()
536 get_button (Loop).set_led_state (_output_port, session->get_play_loop());
537 get_button (Play).set_led_state (_output_port, session->transport_speed() == 1.0);
538 get_button (Stop).set_led_state (_output_port, session->transport_stopped ());
539 get_button (Rewind).set_led_state (_output_port, session->transport_speed() < 0.0);
540 get_button (Ffwd).set_led_state (_output_port, session->transport_speed() > 1.0);
544 FaderPort::connect_session_signals()
546 session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::notify_record_state_changed, this), this);
547 session->TransportStateChange.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::notify_transport_state_changed, this), this);
551 FaderPort::midi_input_handler (Glib::IOCondition ioc, boost::shared_ptr<ARDOUR::AsyncMIDIPort> port)
553 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("something happend on %1\n", boost::shared_ptr<MIDI::Port>(port)->name()));
565 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("data available on %1\n", boost::shared_ptr<MIDI::Port>(port)->name()));
566 framepos_t now = session->engine().sample_time();
575 FaderPort::get_state ()
577 XMLNode& node (ControlProtocol::get_state());
581 child = new XMLNode (X_("Input"));
582 child->add_child_nocopy (boost::shared_ptr<ARDOUR::Port>(_input_port)->get_state());
583 node.add_child_nocopy (*child);
586 child = new XMLNode (X_("Output"));
587 child->add_child_nocopy (boost::shared_ptr<ARDOUR::Port>(_output_port)->get_state());
588 node.add_child_nocopy (*child);
590 /* Save action state for Mix, Proj, Trns and User buttons, since these
591 * are user controlled. We can only save named-action operations, since
592 * internal functions are just pointers to functions and hard to
593 * serialize without enumerating them all somewhere.
596 node.add_child_nocopy (get_button (Mix).get_state());
597 node.add_child_nocopy (get_button (Proj).get_state());
598 node.add_child_nocopy (get_button (Trns).get_state());
599 node.add_child_nocopy (get_button (User).get_state());
605 FaderPort::set_state (const XMLNode& node, int version)
608 XMLNodeConstIterator niter;
609 XMLNode const* child;
611 if (ControlProtocol::set_state (node, version)) {
615 if ((child = node.child (X_("Input"))) != 0) {
616 XMLNode* portnode = child->child (Port::state_node_name.c_str());
618 boost::shared_ptr<ARDOUR::Port>(_input_port)->set_state (*portnode, version);
622 if ((child = node.child (X_("Output"))) != 0) {
623 XMLNode* portnode = child->child (Port::state_node_name.c_str());
625 boost::shared_ptr<ARDOUR::Port>(_output_port)->set_state (*portnode, version);
629 for (XMLNodeList::const_iterator n = node.children().begin(); n != node.children().end(); ++n) {
630 if ((*n)->name() == X_("Button")) {
631 XMLProperty const * prop = (*n)->property (X_("id"));
635 int xid = atoi (prop->value());
636 ButtonMap::iterator b = buttons.find (ButtonID (xid));
637 if (b == buttons.end()) {
640 b->second.set_state (**n);
648 FaderPort::connection_handler (boost::weak_ptr<ARDOUR::Port>, std::string name1, boost::weak_ptr<ARDOUR::Port>, std::string name2, bool yn)
650 if (!_input_port || !_output_port) {
654 string ni = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_input_port)->name());
655 string no = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_output_port)->name());
657 if (ni == name1 || ni == name2) {
659 connection_state |= InputConnected;
661 connection_state &= ~InputConnected;
663 } else if (no == name1 || no == name2) {
665 connection_state |= OutputConnected;
667 connection_state &= ~OutputConnected;
674 if ((connection_state & (InputConnected|OutputConnected)) == (InputConnected|OutputConnected)) {
676 /* XXX this is a horrible hack. Without a short sleep here,
677 something prevents the device wakeup messages from being
678 sent and/or the responses from being received.
685 DEBUG_TRACE (DEBUG::FaderPort, "Device disconnected (input or output or both) or not yet fully connected\n");
686 _device_active = false;
689 ConnectionChange (); /* emit signal for our GUI */
691 return true; /* connection status changed */
695 FaderPort::connected ()
697 DEBUG_TRACE (DEBUG::FaderPort, "connection status changed\n");
699 start_midi_handling ();
701 /* send device inquiry */
712 _output_port->write (buf, 6, 0);
716 FaderPort::Button::invoke (FaderPort::ButtonState bs, bool press)
720 bs = FaderPort::ButtonState (bs | LongPress);
727 if ((x = on_press.find (bs)) == on_press.end()) {
728 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("no press action for button %1 state %2%3\%4\n", id, hex, bs, dec));
732 if ((x = on_release.find (bs)) == on_release.end()) {
733 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("no release action for button %1 state %2%3\%4\n", id, hex, bs, dec));
738 switch (x->second.type) {
740 if (!x->second.action_name.empty()) {
741 fp.access_action (x->second.action_name);
744 case InternalFunction:
745 if (x->second.function) {
746 x->second.function ();
752 FaderPort::Button::do_timing (bool press)
755 pressed_at = get_microseconds ();
758 if (pressed_at > 0) {
759 const ARDOUR::microseconds_t delta = ARDOUR::get_microseconds () - pressed_at;
760 if (delta < 1000000) {
771 FaderPort::Button::set_action (string const& name, bool when_pressed, FaderPort::ButtonState bs)
775 todo.type = NamedAction;
781 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("set button %1 to action %2 on press + %3%4%5\n", id, name, bs));
782 todo.action_name = name;
787 on_release.erase (bs);
789 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("set button %1 to action %2 on release + %3%4%5\n", id, name, bs));
790 todo.action_name = name;
791 on_release[bs] = todo;
797 FaderPort::Button::get_action (bool press, FaderPort::ButtonState bs)
802 if ((x = on_press.find (bs)) == on_press.end()) {
805 if (x->second.type != NamedAction) {
808 return x->second.action_name;
810 if ((x = on_release.find (bs)) == on_release.end()) {
813 if (x->second.type != NamedAction) {
816 return x->second.action_name;
821 FaderPort::Button::set_action (boost::function<void()> f, bool when_pressed, FaderPort::ButtonState bs)
824 todo.type = InternalFunction;
831 on_release[bs] = todo;
836 FaderPort::Button::set_led_state (boost::shared_ptr<MIDI::Port> port, int onoff, bool force)
838 if (!force && (led_on == (bool) onoff)) {
844 /* fader button ID - no LED */
851 buf[2] = onoff ? 1 : 0;
852 port->write (buf, 3, 0);
853 led_on = (onoff ? true : false);
857 FaderPort::Button::set_state (XMLNode const& node)
859 const XMLProperty* prop = node.property ("id");
864 int xid = atoi (prop->value());
869 typedef pair<string,FaderPort::ButtonState> state_pair_t;
870 vector<state_pair_t> state_pairs;
872 state_pairs.push_back (make_pair (string ("plain"), ButtonState (0)));
873 state_pairs.push_back (make_pair (string ("shift"), ShiftDown));
874 state_pairs.push_back (make_pair (string ("long"), LongPress));
879 for (vector<state_pair_t>::const_iterator sp = state_pairs.begin(); sp != state_pairs.end(); ++sp) {
882 propname = sp->first + X_("-press");
883 if ((prop = node.property (propname)) != 0) {
884 set_action (prop->value(), true, sp->second);
887 propname = sp->first + X_("-release");
888 if ((prop = node.property (propname)) != 0) {
889 set_action (prop->value(), false, sp->second);
897 FaderPort::Button::get_state () const
899 XMLNode* node = new XMLNode (X_("Button"));
901 snprintf (buf, sizeof (buf), "%d", id);
903 node->add_property (X_("id"), buf);
905 ToDoMap::const_iterator x;
907 null.type = NamedAction;
909 typedef pair<string,FaderPort::ButtonState> state_pair_t;
910 vector<state_pair_t> state_pairs;
912 state_pairs.push_back (make_pair (string ("plain"), ButtonState (0)));
913 state_pairs.push_back (make_pair (string ("shift"), ShiftDown));
914 state_pairs.push_back (make_pair (string ("long"), LongPress));
916 for (vector<state_pair_t>::const_iterator sp = state_pairs.begin(); sp != state_pairs.end(); ++sp) {
917 if ((x = on_press.find (sp->second)) != on_press.end()) {
918 if (x->second.type == NamedAction) {
919 node->add_property (string (sp->first + X_("-press")).c_str(), x->second.action_name);
923 if ((x = on_release.find (sp->second)) != on_release.end()) {
924 if (x->second.type == NamedAction) {
925 node->add_property (string (sp->first + X_("-release")).c_str(), x->second.action_name);
934 FaderPort::gui_track_selection_changed (RouteNotificationListPtr routes)
936 boost::shared_ptr<Route> r;
938 if (!routes->empty()) {
939 r = routes->front().lock();
942 set_current_route (r);
946 FaderPort::drop_current_route ()
948 if (_current_route) {
949 if (_current_route == session->monitor_out()) {
950 set_current_route (session->master_out());
952 set_current_route (boost::shared_ptr<Route>());
958 FaderPort::set_current_route (boost::shared_ptr<Route> r)
960 route_connections.drop_connections ();
964 /* turn this off. It will be turned on back on in use_master() or
965 use_monitor() as appropriate.
967 get_button(Output).set_led_state (_output_port, false);
969 if (_current_route) {
970 _current_route->DropReferences.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::drop_current_route, this), this);
972 _current_route->mute_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_mute, this, _1), this);
973 _current_route->solo_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_solo, this, _1, _2, _3), this);
974 _current_route->listen_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_listen, this, _1, _2), this);
976 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (_current_route);
978 t->RecordEnableChanged.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_recenable, this), this);
981 boost::shared_ptr<AutomationControl> control = _current_route->gain_control ();
983 control->Changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_gain, this), this);
986 boost::shared_ptr<MonitorProcessor> mp = _current_route->monitor_control();
988 mp->cut_control()->Changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_cut, this), this);
992 //ToDo: subscribe to the fader automation modes so we can light the LEDs
998 FaderPort::map_cut ()
1000 boost::shared_ptr<MonitorProcessor> mp = _current_route->monitor_control();
1003 bool yn = mp->cut_all ();
1004 get_button (Mute).set_led_state (_output_port, yn);
1006 blinkers.push_back (Mute);
1008 blinkers.remove (Mute);
1011 blinkers.remove (Mute);
1016 FaderPort::map_mute (void*)
1018 get_button (Mute).set_led_state (_output_port, _current_route->muted());
1022 FaderPort::map_solo (bool, void*, bool)
1024 get_button (Solo).set_led_state (_output_port, _current_route->soloed() || _current_route->listening_via_monitor());
1028 FaderPort::map_listen (void*, bool)
1030 get_button (Solo).set_led_state (_output_port, _current_route->listening_via_monitor());
1034 FaderPort::map_recenable ()
1036 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (_current_route);
1038 get_button (Rec).set_led_state (_output_port, t->record_enabled());
1040 get_button (Rec).set_led_state (_output_port, false);
1045 FaderPort::map_gain ()
1047 if (fader_is_touched) {
1048 /* Do not send fader moves while the user is touching the fader */
1052 if (!_current_route) {
1056 boost::shared_ptr<AutomationControl> control = _current_route->gain_control ();
1062 val = control->internal_to_interface (control->get_value ());
1065 /* Faderport sends fader position with range 0..16384 (though some of
1066 * the least-significant bits at the top end are missing - it may only
1067 * get to 1636X or so).
1069 * But ... position must be sent in the range 0..1023.
1074 int ival = (int) lrintf (val * 1023.0);
1076 /* MIDI normalization requires that we send two separate messages here,
1077 * not one single 6 byte one.
1086 _output_port->write (buf, 3, 0);
1089 buf[2] = ival & 0x7f;
1091 _output_port->write (buf, 3, 0);
1095 FaderPort::map_route_state ()
1097 if (!_current_route) {
1098 get_button (Mute).set_led_state (_output_port, false);
1099 get_button (Solo).set_led_state (_output_port, false);
1100 get_button (Rec).set_led_state (_output_port, false);
1101 blinkers.remove (Mute);
1102 blinkers.remove (Solo);
1104 /* arguments to these map_*() methods are all ignored */
1106 map_solo (false, 0, false);
1113 boost::shared_ptr<Port>
1114 FaderPort::output_port()
1116 return _output_port;
1119 boost::shared_ptr<Port>
1120 FaderPort::input_port()
1126 FaderPort::set_action (ButtonID id, std::string const& action_name, bool on_press, ButtonState bs)
1128 get_button(id).set_action (action_name, on_press, bs);
1132 FaderPort::get_action (ButtonID id, bool press, ButtonState bs)
1134 return get_button(id).get_action (press, bs);