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_Read).set_action (boost::bind (&FaderPort::off, this), false, LongPress);
156 get_button (FP_Write).set_action (boost::bind (&FaderPort::write, this), true);
157 get_button (FP_Write).set_action (boost::bind (&FaderPort::off, this), false, LongPress);
158 get_button (FP_Touch).set_action (boost::bind (&FaderPort::touch, this), true);
159 get_button (FP_Touch).set_action (boost::bind (&FaderPort::off, this), false, LongPress);
160 get_button (FP_Off).set_action (boost::bind (&FaderPort::off, this), true);
162 get_button (Play).set_action (boost::bind (&BasicUI::transport_play, this, true), true);
163 get_button (RecEnable).set_action (boost::bind (&BasicUI::rec_enable_toggle, this), true);
164 /* Stop is a modifier, so we have to use its own button state to get
165 the default action (since StopDown will be set when looking for the
168 get_button (Stop).set_action (boost::bind (&BasicUI::transport_stop, this), true, StopDown);
169 get_button (Ffwd).set_action (boost::bind (&BasicUI::ffwd, this), true);
171 /* See comments about Stop above .. */
172 get_button (Rewind).set_action (boost::bind (&BasicUI::rewind, this), true, RewindDown);
173 get_button (Rewind).set_action (boost::bind (&BasicUI::goto_zero, this), true, ButtonState (RewindDown|StopDown));
174 get_button (Rewind).set_action (boost::bind (&BasicUI::goto_start, this), true, ButtonState (RewindDown|ShiftDown));
176 get_button (Ffwd).set_action (boost::bind (&BasicUI::ffwd, this), true);
177 get_button (Ffwd).set_action (boost::bind (&BasicUI::goto_end, this), true, ShiftDown);
179 get_button (Punch).set_action (boost::bind (&FaderPort::punch, this), true);
181 get_button (Loop).set_action (boost::bind (&BasicUI::loop_toggle, this), true);
182 get_button (Loop).set_action (boost::bind (&BasicUI::add_marker, this, string()), true, ShiftDown);
184 get_button (Punch).set_action (boost::bind (&BasicUI::prev_marker, this), true, ShiftDown);
185 get_button (User).set_action (boost::bind (&BasicUI::next_marker, this), true, ShiftDown);
187 get_button (Mute).set_action (boost::bind (&FaderPort::mute, this), true);
188 get_button (Solo).set_action (boost::bind (&FaderPort::solo, this), true);
189 get_button (Rec).set_action (boost::bind (&FaderPort::rec_enable, this), true);
191 get_button (Output).set_action (boost::bind (&FaderPort::use_master, this), true);
192 get_button (Output).set_action (boost::bind (&FaderPort::use_monitor, this), true, ShiftDown);
195 FaderPort::~FaderPort ()
198 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("unregistering input port %1\n", boost::shared_ptr<ARDOUR::Port>(_input_port)->name()));
199 AudioEngine::instance()->unregister_port (_input_port);
200 _input_port.reset ();
204 // _output_port->drain (10000); //ToDo: is this necessary? It hangs the shutdown, for me
205 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("unregistering output port %1\n", boost::shared_ptr<ARDOUR::Port>(_output_port)->name()));
206 AudioEngine::instance()->unregister_port (_output_port);
207 _output_port.reset ();
214 FaderPort::start_midi_handling ()
216 /* handle device inquiry response */
217 _input_port->parser()->sysex.connect_same_thread (midi_connections, boost::bind (&FaderPort::sysex_handler, this, _1, _2, _3));
219 _input_port->parser()->poly_pressure.connect_same_thread (midi_connections, boost::bind (&FaderPort::button_handler, this, _1, _2));
221 _input_port->parser()->pitchbend.connect_same_thread (midi_connections, boost::bind (&FaderPort::encoder_handler, this, _1, _2));
223 _input_port->parser()->controller.connect_same_thread (midi_connections, boost::bind (&FaderPort::fader_handler, this, _1, _2));
225 /* This connection means that whenever data is ready from the input
226 * port, the relevant thread will invoke our ::midi_input_handler()
227 * method, which will read the data, and invoke the parser.
230 _input_port->xthread().set_receive_handler (sigc::bind (sigc::mem_fun (this, &FaderPort::midi_input_handler), _input_port));
231 _input_port->xthread().attach (main_loop()->get_context());
235 FaderPort::stop_midi_handling ()
237 midi_connections.drop_connections ();
239 /* Note: the input handler is still active at this point, but we're no
240 * longer connected to any of the parser signals
245 FaderPort::do_request (FaderPortRequest* req)
247 if (req->type == CallSlot) {
249 call_slot (MISSING_INVALIDATOR, req->the_slot);
251 } else if (req->type == Quit) {
266 FaderPort::thread_init ()
268 struct sched_param rtparam;
270 pthread_set_name (X_("FaderPort"));
272 PBD::notify_gui_about_thread_creation (X_("gui"), pthread_self(), X_("FaderPort"), 2048);
273 ARDOUR::SessionEvent::create_per_thread_pool (X_("FaderPort"), 128);
275 memset (&rtparam, 0, sizeof (rtparam));
276 rtparam.sched_priority = 9; /* XXX should be relative to audio (JACK) thread */
278 if (pthread_setschedparam (pthread_self(), SCHED_FIFO, &rtparam) != 0) {
279 // do we care? not particularly.
284 FaderPort::all_lights_out ()
286 for (ButtonMap::iterator b = buttons.begin(); b != buttons.end(); ++b) {
287 b->second.set_led_state (_output_port, false);
292 FaderPort::get_button (ButtonID id) const
294 ButtonMap::const_iterator b = buttons.find (id);
295 assert (b != buttons.end());
296 return const_cast<Button&>(b->second);
300 FaderPort::button_long_press_timeout (ButtonID id)
302 if (buttons_down.find (id) != buttons_down.end()) {
303 get_button (id).invoke (ButtonState (LongPress|button_state), false);
305 /* release happened and somehow we were not cancelled */
308 /* whichever button this was, we've used it ... don't invoke the
311 consumed.insert (id);
313 return false; /* don't get called again */
317 FaderPort::start_press_timeout (Button& button, ButtonID id)
319 Glib::RefPtr<Glib::TimeoutSource> timeout = Glib::TimeoutSource::create (500); // milliseconds
320 button.timeout_connection = timeout->connect (sigc::bind (sigc::mem_fun (*this, &FaderPort::button_long_press_timeout), id));
321 timeout->attach (main_loop()->get_context());
325 FaderPort::button_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
327 ButtonID id (ButtonID (tb->controller_number));
328 Button& button (get_button (id));
331 buttons_down.insert (id);
333 buttons_down.erase (id);
334 button.timeout_connection.disconnect ();
337 ButtonState bs (ButtonState (0));
341 /* set this bit on press, do NOT clear it on release */
356 fader_is_touched = tb->value;
357 if (_current_route) {
358 boost::shared_ptr<AutomationControl> gain = _current_route->gain_control ();
360 framepos_t now = session->engine().sample_time();
362 gain->start_touch (now);
364 gain->stop_touch (true, now);
371 start_press_timeout (button, id);
377 button_state = (tb->value ? ButtonState (button_state|bs) : ButtonState (button_state&~bs));
378 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("reset button state to %1%2 using %3%4\n", hex, button_state, bs, dec));
381 if (button.uses_flash()) {
382 button.set_led_state (_output_port, (int)tb->value);
385 set<ButtonID>::iterator c = consumed.find (id);
387 if (c == consumed.end()) {
388 button.invoke (button_state, tb->value ? true : false);
393 if (!tb->value && (id != Shift)) {
394 /* non-shift key was released, clear shift modifier */
395 button_state = ButtonState (button_state&~ShiftDown);
396 DEBUG_TRACE (DEBUG::FaderPort, "clear shift modifier\n");
399 if (!tb->value && (id != User)) {
400 consumed.insert (User);
401 DEBUG_TRACE (DEBUG::FaderPort, "clear user modifier\n");
406 FaderPort::encoder_handler (MIDI::Parser &, MIDI::pitchbend_t pb)
414 //knob debouncing and hysteresis. The presonus encoder often sends bursts of events, or goes the wrong direction
416 last_last_encoder_delta = last_encoder_delta;
417 last_encoder_delta = delta;
418 microseconds_t now = get_microseconds ();
419 if ((now - last_encoder_time) < 10*1000) { //require at least 10ms interval between changes, because the device sometimes sends multiple deltas
422 if ((now - last_encoder_time) < 100*1000) { //avoid directional changes while "spinning", 100ms window
423 if ( (delta == last_encoder_delta) && (delta == last_last_encoder_delta) ) {
424 last_good_encoder_delta = delta; //3 in a row, grudgingly accept this as the new direction
426 if (delta != last_good_encoder_delta) { //otherwise ensure we keep going the same way
427 delta = last_good_encoder_delta;
429 } else { //we aren't yet in a spin window, just assume this move is really what we want
430 //NOTE: if you are worried about where these get initialized, here it is.
431 last_last_encoder_delta = delta;
432 last_encoder_delta = delta;
434 last_encoder_time = now;
435 last_good_encoder_delta = delta;
438 if (_current_route) {
440 ButtonState trim_modifier;
441 ButtonState width_modifier;
443 if (Profile->get_mixbus()) {
444 trim_modifier = ShiftDown;
445 width_modifier = ButtonState (0);
447 trim_modifier = UserDown;
448 width_modifier = ShiftDown;
451 if ((button_state & trim_modifier) == trim_modifier ) { // mod+encoder = input trim
452 boost::shared_ptr<AutomationControl> trim = _current_route->trim()->gain_control ();
454 float val = trim->get_user(); //for gain elements, the "user" value is in dB
458 } else if (width_modifier && ((button_state & width_modifier) == width_modifier)) {
459 ardour_pan_width (delta);
461 } else { // pan/balance
462 if (!Profile->get_mixbus()) {
463 ardour_pan_azimuth (delta);
470 /* if the user button was pressed, mark it as consumed so that its
471 * release action has no effect.
474 if (!Profile->get_mixbus() && (button_state & UserDown)) {
475 consumed.insert (User);
480 FaderPort::fader_handler (MIDI::Parser &, MIDI::EventTwoBytes* tb)
482 bool was_fader = false;
484 if (tb->controller_number == 0x0) {
485 fader_msb = tb->value;
487 } else if (tb->controller_number == 0x20) {
488 fader_lsb = tb->value;
493 if (_current_route) {
494 boost::shared_ptr<AutomationControl> gain = _current_route->gain_control ();
496 int ival = (fader_msb << 7) | fader_lsb;
497 float val = gain->interface_to_internal (ival/16384.0);
498 _current_route->set_gain (val, this);
505 FaderPort::sysex_handler (MIDI::Parser &p, MIDI::byte *buf, size_t sz)
511 if (buf[2] != 0x7f ||
524 _device_active = true;
526 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort identified via MIDI Device Inquiry response\n");
528 /* put it into native mode */
530 MIDI::byte native[3];
535 _output_port->write (native, 3, 0);
539 /* catch up on state */
541 map_transport_state ();
542 map_recenable_state ();
546 FaderPort::set_active (bool yn)
548 DEBUG_TRACE (DEBUG::FaderPort, string_compose("Faderport::set_active init with yn: '%1'\n", yn));
550 if (yn == active()) {
556 /* start event loop */
560 connect_session_signals ();
562 Glib::RefPtr<Glib::TimeoutSource> blink_timeout = Glib::TimeoutSource::create (200); // milliseconds
563 blink_connection = blink_timeout->connect (sigc::mem_fun (*this, &FaderPort::blink));
564 blink_timeout->attach (main_loop()->get_context());
566 Glib::RefPtr<Glib::TimeoutSource> periodic_timeout = Glib::TimeoutSource::create (100); // milliseconds
567 periodic_connection = periodic_timeout->connect (sigc::mem_fun (*this, &FaderPort::periodic));
568 periodic_timeout->attach (main_loop()->get_context());
577 ControlProtocol::set_active (yn);
579 DEBUG_TRACE (DEBUG::FaderPort, string_compose("Faderport::set_active done with yn: '%1'\n", yn));
585 FaderPort::periodic ()
587 if (!_current_route) {
591 ARDOUR::AutoState gain_state = _current_route->gain_control()->automation_state();
593 if (gain_state == ARDOUR::Touch || gain_state == ARDOUR::Play) {
601 FaderPort::stop_blinking (ButtonID id)
603 blinkers.remove (id);
604 get_button (id).set_led_state (_output_port, false);
608 FaderPort::start_blinking (ButtonID id)
610 blinkers.push_back (id);
611 get_button (id).set_led_state (_output_port, true);
617 blink_state = !blink_state;
619 for (Blinkers::iterator b = blinkers.begin(); b != blinkers.end(); b++) {
620 get_button(*b).set_led_state (_output_port, blink_state);
631 stop_midi_handling ();
632 session_connections.drop_connections ();
633 port_connection.disconnect ();
634 blink_connection.disconnect ();
635 selection_connection.disconnect ();
636 route_connections.drop_connections ();
639 route_connections.drop_connections ();
644 FaderPort::map_recenable_state ()
646 switch (session->record_status()) {
647 case Session::Disabled:
648 stop_blinking (RecEnable);
650 case Session::Enabled:
651 start_blinking (RecEnable);
653 case Session::Recording:
654 stop_blinking (RecEnable);
660 FaderPort::map_transport_state ()
662 get_button (Loop).set_led_state (_output_port, session->get_play_loop());
664 float ts = session->transport_speed();
667 stop_blinking (Play);
668 } else if (fabs (ts) == 1.0) {
669 stop_blinking (Play);
670 get_button (Play).set_led_state (_output_port, true);
672 start_blinking (Play);
675 get_button (Stop).set_led_state (_output_port, session->transport_stopped ());
676 get_button (Rewind).set_led_state (_output_port, session->transport_speed() < 0.0);
677 get_button (Ffwd).set_led_state (_output_port, session->transport_speed() > 1.0);
681 FaderPort::parameter_changed (string what)
683 if (what == "punch-in" || what == "punch-out") {
684 bool in = session->config.get_punch_in ();
685 bool out = session->config.get_punch_out ();
687 get_button (Punch).set_led_state (_output_port, true);
688 blinkers.remove (Punch);
689 } else if (in || out) {
690 start_blinking (Punch);
692 stop_blinking (Punch);
698 FaderPort::connect_session_signals()
700 session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_recenable_state, this), this);
701 session->TransportStateChange.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_transport_state, this), this);
702 /* not session, but treat it similarly */
703 session->config.ParameterChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::parameter_changed, this, _1), this);
707 FaderPort::midi_input_handler (Glib::IOCondition ioc, boost::shared_ptr<ARDOUR::AsyncMIDIPort> port)
709 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("something happend on %1\n", boost::shared_ptr<MIDI::Port>(port)->name()));
718 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("data available on %1\n", boost::shared_ptr<MIDI::Port>(port)->name()));
719 framepos_t now = session->engine().sample_time();
728 FaderPort::get_state ()
730 XMLNode& node (ControlProtocol::get_state());
734 child = new XMLNode (X_("Input"));
735 child->add_child_nocopy (boost::shared_ptr<ARDOUR::Port>(_input_port)->get_state());
736 node.add_child_nocopy (*child);
739 child = new XMLNode (X_("Output"));
740 child->add_child_nocopy (boost::shared_ptr<ARDOUR::Port>(_output_port)->get_state());
741 node.add_child_nocopy (*child);
743 /* Save action state for Mix, Proj, Trns and User buttons, since these
744 * are user controlled. We can only save named-action operations, since
745 * internal functions are just pointers to functions and hard to
746 * serialize without enumerating them all somewhere.
749 node.add_child_nocopy (get_button (Mix).get_state());
750 node.add_child_nocopy (get_button (Proj).get_state());
751 node.add_child_nocopy (get_button (Trns).get_state());
752 node.add_child_nocopy (get_button (User).get_state());
758 FaderPort::set_state (const XMLNode& node, int version)
761 XMLNodeConstIterator niter;
762 XMLNode const* child;
764 if (ControlProtocol::set_state (node, version)) {
768 if ((child = node.child (X_("Input"))) != 0) {
769 XMLNode* portnode = child->child (Port::state_node_name.c_str());
771 boost::shared_ptr<ARDOUR::Port>(_input_port)->set_state (*portnode, version);
775 if ((child = node.child (X_("Output"))) != 0) {
776 XMLNode* portnode = child->child (Port::state_node_name.c_str());
778 boost::shared_ptr<ARDOUR::Port>(_output_port)->set_state (*portnode, version);
782 for (XMLNodeList::const_iterator n = node.children().begin(); n != node.children().end(); ++n) {
783 if ((*n)->name() == X_("Button")) {
784 XMLProperty const * prop = (*n)->property (X_("id"));
788 int xid = atoi (prop->value());
789 ButtonMap::iterator b = buttons.find (ButtonID (xid));
790 if (b == buttons.end()) {
793 b->second.set_state (**n);
801 FaderPort::connection_handler (boost::weak_ptr<ARDOUR::Port>, std::string name1, boost::weak_ptr<ARDOUR::Port>, std::string name2, bool yn)
803 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort::connection_handler start\n");
804 if (!_input_port || !_output_port) {
808 string ni = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_input_port)->name());
809 string no = ARDOUR::AudioEngine::instance()->make_port_name_non_relative (boost::shared_ptr<ARDOUR::Port>(_output_port)->name());
811 if (ni == name1 || ni == name2) {
813 connection_state |= InputConnected;
815 connection_state &= ~InputConnected;
817 } else if (no == name1 || no == name2) {
819 connection_state |= OutputConnected;
821 connection_state &= ~OutputConnected;
824 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("Connections between %1 and %2 changed, but I ignored it\n", name1, name2));
829 if ((connection_state & (InputConnected|OutputConnected)) == (InputConnected|OutputConnected)) {
831 /* XXX this is a horrible hack. Without a short sleep here,
832 something prevents the device wakeup messages from being
833 sent and/or the responses from being received.
840 DEBUG_TRACE (DEBUG::FaderPort, "Device disconnected (input or output or both) or not yet fully connected\n");
841 _device_active = false;
844 ConnectionChange (); /* emit signal for our GUI */
846 DEBUG_TRACE (DEBUG::FaderPort, "FaderPort::connection_handler end\n");
848 return true; /* connection status changed */
852 FaderPort::connected ()
854 DEBUG_TRACE (DEBUG::FaderPort, "connection status changed\n");
856 start_midi_handling ();
858 /* send device inquiry */
869 _output_port->write (buf, 6, 0);
873 FaderPort::Button::invoke (FaderPort::ButtonState bs, bool press)
875 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("invoke button %1 for %2 state %3%4%5\n", id, (press ? "press":"release"), hex, bs, dec));
880 if ((x = on_press.find (bs)) == on_press.end()) {
881 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("no press action for button %1 state %2%3\%4\n", id, hex, bs, dec));
885 if ((x = on_release.find (bs)) == on_release.end()) {
886 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("no release action for button %1 state %2%3\%4\n", id, hex, bs, dec));
891 switch (x->second.type) {
893 if (!x->second.action_name.empty()) {
894 fp.access_action (x->second.action_name);
897 case InternalFunction:
898 if (x->second.function) {
899 x->second.function ();
905 FaderPort::Button::set_action (string const& name, bool when_pressed, FaderPort::ButtonState bs)
909 todo.type = NamedAction;
915 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("set button %1 to action %2 on press + %3%4%5\n", id, name, bs));
916 todo.action_name = name;
921 on_release.erase (bs);
923 DEBUG_TRACE (DEBUG::FaderPort, string_compose ("set button %1 to action %2 on release + %3%4%5\n", id, name, bs));
924 todo.action_name = name;
925 on_release[bs] = todo;
931 FaderPort::Button::get_action (bool press, FaderPort::ButtonState bs)
936 if ((x = on_press.find (bs)) == on_press.end()) {
939 if (x->second.type != NamedAction) {
942 return x->second.action_name;
944 if ((x = on_release.find (bs)) == on_release.end()) {
947 if (x->second.type != NamedAction) {
950 return x->second.action_name;
955 FaderPort::Button::set_action (boost::function<void()> f, bool when_pressed, FaderPort::ButtonState bs)
958 todo.type = InternalFunction;
965 on_release[bs] = todo;
970 FaderPort::Button::set_led_state (boost::shared_ptr<MIDI::Port> port, bool onoff)
973 /* fader button ID - no LED */
980 buf[2] = onoff ? 1 : 0;
981 port->write (buf, 3, 0);
985 FaderPort::Button::set_state (XMLNode const& node)
987 const XMLProperty* prop = node.property ("id");
992 int xid = atoi (prop->value());
997 typedef pair<string,FaderPort::ButtonState> state_pair_t;
998 vector<state_pair_t> state_pairs;
1000 state_pairs.push_back (make_pair (string ("plain"), ButtonState (0)));
1001 state_pairs.push_back (make_pair (string ("shift"), ShiftDown));
1002 state_pairs.push_back (make_pair (string ("long"), LongPress));
1005 on_release.clear ();
1007 for (vector<state_pair_t>::const_iterator sp = state_pairs.begin(); sp != state_pairs.end(); ++sp) {
1010 propname = sp->first + X_("-press");
1011 if ((prop = node.property (propname)) != 0) {
1012 set_action (prop->value(), true, sp->second);
1015 propname = sp->first + X_("-release");
1016 if ((prop = node.property (propname)) != 0) {
1017 set_action (prop->value(), false, sp->second);
1025 FaderPort::Button::get_state () const
1027 XMLNode* node = new XMLNode (X_("Button"));
1029 snprintf (buf, sizeof (buf), "%d", id);
1031 node->add_property (X_("id"), buf);
1033 ToDoMap::const_iterator x;
1035 null.type = NamedAction;
1037 typedef pair<string,FaderPort::ButtonState> state_pair_t;
1038 vector<state_pair_t> state_pairs;
1040 state_pairs.push_back (make_pair (string ("plain"), ButtonState (0)));
1041 state_pairs.push_back (make_pair (string ("shift"), ShiftDown));
1042 state_pairs.push_back (make_pair (string ("long"), LongPress));
1044 for (vector<state_pair_t>::const_iterator sp = state_pairs.begin(); sp != state_pairs.end(); ++sp) {
1045 if ((x = on_press.find (sp->second)) != on_press.end()) {
1046 if (x->second.type == NamedAction) {
1047 node->add_property (string (sp->first + X_("-press")).c_str(), x->second.action_name);
1051 if ((x = on_release.find (sp->second)) != on_release.end()) {
1052 if (x->second.type == NamedAction) {
1053 node->add_property (string (sp->first + X_("-release")).c_str(), x->second.action_name);
1062 FaderPort::gui_track_selection_changed (RouteNotificationListPtr routes)
1064 boost::shared_ptr<Route> r;
1066 if (!routes->empty()) {
1067 r = routes->front().lock();
1070 set_current_route (r);
1074 FaderPort::drop_current_route ()
1076 if (_current_route) {
1077 if (_current_route == session->monitor_out()) {
1078 set_current_route (session->master_out());
1080 set_current_route (boost::shared_ptr<Route>());
1086 FaderPort::set_current_route (boost::shared_ptr<Route> r)
1088 route_connections.drop_connections ();
1092 /* turn this off. It will be turned on back on in use_master() or
1093 use_monitor() as appropriate.
1095 get_button(Output).set_led_state (_output_port, false);
1097 if (_current_route) {
1098 _current_route->DropReferences.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::drop_current_route, this), this);
1100 _current_route->mute_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_mute, this, _1), this);
1101 _current_route->solo_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_solo, this, _1, _2, _3), this);
1102 _current_route->listen_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_listen, this, _1, _2), this);
1104 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (_current_route);
1106 t->RecordEnableChanged.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_recenable, this), this);
1109 boost::shared_ptr<AutomationControl> control = _current_route->gain_control ();
1111 control->Changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_gain, this), this);
1112 control->alist()->automation_state_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_auto, this), this);
1115 boost::shared_ptr<MonitorProcessor> mp = _current_route->monitor_control();
1117 mp->cut_control()->Changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort::map_cut, this), this);
1121 //ToDo: subscribe to the fader automation modes so we can light the LEDs
1127 FaderPort::map_auto ()
1129 /* Under no circumstances send a message to "enable" the LED state of
1130 * the Off button, because this will disable the fader.
1133 boost::shared_ptr<AutomationControl> control = _current_route->gain_control ();
1134 const AutoState as = control->automation_state ();
1138 get_button (FP_Read).set_led_state (_output_port, true);
1139 get_button (FP_Write).set_led_state (_output_port, false);
1140 get_button (FP_Touch).set_led_state (_output_port, false);
1143 get_button (FP_Read).set_led_state (_output_port, false);
1144 get_button (FP_Write).set_led_state (_output_port, true);
1145 get_button (FP_Touch).set_led_state (_output_port, false);
1148 get_button (FP_Read).set_led_state (_output_port, false);
1149 get_button (FP_Write).set_led_state (_output_port, false);
1150 get_button (FP_Touch).set_led_state (_output_port, true);
1153 get_button (FP_Read).set_led_state (_output_port, false);
1154 get_button (FP_Write).set_led_state (_output_port, false);
1155 get_button (FP_Touch).set_led_state (_output_port, false);
1163 FaderPort::map_cut ()
1165 boost::shared_ptr<MonitorProcessor> mp = _current_route->monitor_control();
1168 bool yn = mp->cut_all ();
1170 start_blinking (Mute);
1172 stop_blinking (Mute);
1175 stop_blinking (Mute);
1180 FaderPort::map_mute (void*)
1182 if (_current_route) {
1183 if (_current_route->muted()) {
1184 stop_blinking (Mute);
1185 get_button (Mute).set_led_state (_output_port, true);
1186 } else if (_current_route->muted_by_others()) {
1187 start_blinking (Mute);
1189 stop_blinking (Mute);
1192 stop_blinking (Mute);
1197 FaderPort::map_solo (bool, void*, bool)
1199 if (_current_route) {
1200 get_button (Solo).set_led_state (_output_port, _current_route->soloed() || _current_route->listening_via_monitor());
1202 get_button (Solo).set_led_state (_output_port, false);
1207 FaderPort::map_listen (void*, bool)
1209 if (_current_route) {
1210 get_button (Solo).set_led_state (_output_port, _current_route->listening_via_monitor());
1212 get_button (Solo).set_led_state (_output_port, false);
1217 FaderPort::map_recenable ()
1219 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (_current_route);
1221 get_button (Rec).set_led_state (_output_port, t->record_enabled());
1223 get_button (Rec).set_led_state (_output_port, false);
1228 FaderPort::map_gain ()
1230 if (fader_is_touched) {
1231 /* Do not send fader moves while the user is touching the fader */
1235 if (!_current_route) {
1239 boost::shared_ptr<AutomationControl> control = _current_route->gain_control ();
1245 val = control->internal_to_interface (control->get_value ());
1248 /* Faderport sends fader position with range 0..16384 (though some of
1249 * the least-significant bits at the top end are missing - it may only
1250 * get to 1636X or so).
1252 * But ... position must be sent in the range 0..1023.
1257 int ival = (int) lrintf (val * 1023.0);
1259 /* MIDI normalization requires that we send two separate messages here,
1260 * not one single 6 byte one.
1269 _output_port->write (buf, 3, 0);
1272 buf[2] = ival & 0x7f;
1274 _output_port->write (buf, 3, 0);
1278 FaderPort::map_route_state ()
1280 if (!_current_route) {
1281 stop_blinking (Mute);
1282 stop_blinking (Solo);
1283 get_button (Rec).set_led_state (_output_port, false);
1285 /* arguments to these map_*() methods are all ignored */
1286 map_solo (false, 0, false);
1291 if (_current_route == session->monitor_out()) {
1299 list<boost::shared_ptr<ARDOUR::Bundle> >
1300 FaderPort::bundles ()
1302 list<boost::shared_ptr<ARDOUR::Bundle> > b;
1304 if (_input_bundle) {
1305 b.push_back (_input_bundle);
1306 b.push_back (_output_bundle);
1312 boost::shared_ptr<Port>
1313 FaderPort::output_port()
1315 return _output_port;
1318 boost::shared_ptr<Port>
1319 FaderPort::input_port()
1325 FaderPort::set_action (ButtonID id, std::string const& action_name, bool on_press, ButtonState bs)
1327 get_button(id).set_action (action_name, on_press, bs);
1331 FaderPort::get_action (ButtonID id, bool press, ButtonState bs)
1333 return get_button(id).get_action (press, bs);