+#ifdef USE_TRACKS_CODE_FEATURES
+
+static bool
+compare_routes_by_remote_id (const boost::shared_ptr<Route>& route1, const boost::shared_ptr<Route>& route2)
+{
+ return route1->remote_control_id() < route2->remote_control_id();
+}
+
+void
+Session::reconnect_existing_routes (bool withLock, bool reconnect_master, bool reconnect_inputs, bool reconnect_outputs)
+{
+ // it is not allowed to perform connection
+ if (!IO::connecting_legal) {
+ return;
+ }
+
+ // if we are deleting routes we will call this once at the end
+ if (_route_deletion_in_progress) {
+ return;
+ }
+
+ Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
+
+ if (withLock) {
+ lm.acquire ();
+ }
+
+ // We need to disconnect the route's inputs and outputs first
+ // basing on autoconnect configuration
+ bool reconnectIputs = !(Config->get_input_auto_connect() & ManualConnect) && reconnect_inputs;
+ bool reconnectOutputs = !(Config->get_output_auto_connect() & ManualConnect) && reconnect_outputs;
+
+ ChanCount existing_inputs;
+ ChanCount existing_outputs;
+ count_existing_track_channels (existing_inputs, existing_outputs);
+
+ //ChanCount inputs = ChanCount::ZERO;
+ //ChanCount outputs = ChanCount::ZERO;
+
+ RouteList existing_routes = *routes.reader ();
+ existing_routes.sort (compare_routes_by_remote_id);
+
+ {
+ PBD::Unwinder<bool> protect_ignore_changes (_reconnecting_routes_in_progress, true);
+
+ vector<string> physinputs;
+ vector<string> physoutputs;
+
+ EngineStateController::instance()->get_physical_audio_outputs(physoutputs);
+ EngineStateController::instance()->get_physical_audio_inputs(physinputs);
+
+ uint32_t input_n = 0;
+ uint32_t output_n = 0;
+ RouteList::iterator rIter = existing_routes.begin();
+ const AutoConnectOption current_input_auto_connection (Config->get_input_auto_connect());
+ const AutoConnectOption current_output_auto_connection (Config->get_output_auto_connect());
+ for (; rIter != existing_routes.end(); ++rIter) {
+ if (*rIter == _master_out || *rIter == _monitor_out ) {
+ continue;
+ }
+
+ if (current_output_auto_connection == AutoConnectPhysical) {
+ (*rIter)->amp()->deactivate();
+ } else if (current_output_auto_connection == AutoConnectMaster) {
+ (*rIter)->amp()->activate();
+ }
+
+ if (reconnectIputs) {
+ (*rIter)->input()->disconnect (this); //GZ: check this; could be heavy
+
+ for (uint32_t route_input_n = 0; route_input_n < (*rIter)->n_inputs().get(DataType::AUDIO); ++route_input_n) {
+
+ if (current_input_auto_connection & AutoConnectPhysical) {
+
+ if ( input_n == physinputs.size() ) {
+ break;
+ }
+
+ string port = physinputs[input_n];
+
+ if (port.empty() ) {
+ error << "Physical Input number "<< input_n << " is unavailable and cannot be connected" << endmsg;
+ }
+
+ //GZ: check this; could be heavy
+ (*rIter)->input()->connect ((*rIter)->input()->ports().port(DataType::AUDIO, route_input_n), port, this);
+ ++input_n;
+ }
+ }
+ }
+
+ if (reconnectOutputs) {
+
+ //normalize route ouptuts: reduce the amount outputs to be equal to the amount of inputs
+ if (current_output_auto_connection & AutoConnectPhysical) {
+
+ //GZ: check this; could be heavy
+ (*rIter)->output()->disconnect (this);
+ size_t route_inputs_count = (*rIter)->n_inputs().get(DataType::AUDIO);
+
+ //GZ: check this; could be heavy
+ (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, route_inputs_count), false, this );
+
+ } else if (current_output_auto_connection & AutoConnectMaster){
+
+ if (!reconnect_master) {
+ continue;
+ }
+
+ //GZ: check this; could be heavy
+ (*rIter)->output()->disconnect (this);
+
+ if (_master_out) {
+ uint32_t master_inputs_count = _master_out->n_inputs().get(DataType::AUDIO);
+ (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, master_inputs_count), false, this );
+ } else {
+ error << error << "Master bus is not available" << endmsg;
+ break;
+ }
+ }
+
+ for (uint32_t route_output_n = 0; route_output_n < (*rIter)->n_outputs().get(DataType::AUDIO); ++route_output_n) {
+ if (current_output_auto_connection & AutoConnectPhysical) {
+
+ if ( output_n == physoutputs.size() ) {
+ break;
+ }
+
+ string port = physoutputs[output_n];
+
+ if (port.empty() ) {
+ error << "Physical Output number "<< output_n << " is unavailable and cannot be connected" << endmsg;
+ }
+
+ //GZ: check this; could be heavy
+ (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
+ ++output_n;
+
+ } else if (current_output_auto_connection & AutoConnectMaster) {
+
+ if ( route_output_n == _master_out->n_inputs().get(DataType::AUDIO) ) {
+ break;
+ }
+
+ // connect to master bus
+ string port = _master_out->input()->ports().port(DataType::AUDIO, route_output_n)->name();
+
+ if (port.empty() ) {
+ error << "MasterBus Input number "<< route_output_n << " is unavailable and cannot be connected" << endmsg;
+ }
+
+
+ //GZ: check this; could be heavy
+ (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
+
+ }
+ }
+ }
+
+ //auto_connect_route (*rIter, inputs, outputs, false, reconnectIputs);
+ }
+
+ _master_out->output()->disconnect (this);
+ auto_connect_master_bus ();
+ }
+
+ graph_reordered ();
+
+ session_routes_reconnected (); /* EMIT SIGNAL */
+}
+
+void
+Session::reconnect_midi_scene_ports(bool inputs)
+{
+ if (inputs ) {
+
+ boost::shared_ptr<MidiPort> scene_in_ptr = scene_in();
+ if (scene_in_ptr) {
+ scene_in_ptr->disconnect_all ();
+
+ std::vector<EngineStateController::MidiPortState> midi_port_states;
+ EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
+
+ std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
+
+ for (; state_iter != midi_port_states.end(); ++state_iter) {
+ if (state_iter->active && state_iter->available && state_iter->scene_connected) {
+ scene_in_ptr->connect (state_iter->name);
+ }
+ }
+ }
+
+ } else {
+
+ boost::shared_ptr<MidiPort> scene_out_ptr = scene_out();
+
+ if (scene_out_ptr ) {
+ scene_out_ptr->disconnect_all ();
+
+ std::vector<EngineStateController::MidiPortState> midi_port_states;
+ EngineStateController::instance()->get_physical_midi_output_states (midi_port_states);
+
+ std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
+
+ for (; state_iter != midi_port_states.end(); ++state_iter) {
+ if (state_iter->active && state_iter->available && state_iter->scene_connected) {
+ scene_out_ptr->connect (state_iter->name);
+ }
+ }
+ }
+ }
+}
+
+void
+Session::reconnect_mtc_ports ()
+{
+ boost::shared_ptr<MidiPort> mtc_in_ptr = _midi_ports->mtc_input_port();
+
+ if (!mtc_in_ptr) {
+ return;
+ }
+
+ mtc_in_ptr->disconnect_all ();
+
+ std::vector<EngineStateController::MidiPortState> midi_port_states;
+ EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
+
+ std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
+
+ for (; state_iter != midi_port_states.end(); ++state_iter) {
+ if (state_iter->available && state_iter->mtc_in) {
+ mtc_in_ptr->connect (state_iter->name);
+ }
+ }
+
+ if (!_midi_ports->mtc_input_port ()->connected () &&
+ config.get_external_sync () &&
+ (Config->get_sync_source () == MTC) ) {
+ config.set_external_sync (false);
+ }
+
+ if ( ARDOUR::Profile->get_trx () ) {
+ // Tracks need this signal to update timecode_source_dropdown
+ MtcOrLtcInputPortChanged (); //emit signal
+ }
+}
+
+void
+Session::reconnect_mmc_ports(bool inputs)
+{
+ if (inputs ) { // get all enabled midi input ports
+
+ boost::shared_ptr<MidiPort> mmc_in_ptr = _midi_ports->mmc_in();
+ if (mmc_in_ptr) {
+ mmc_in_ptr->disconnect_all ();
+ std::vector<std::string> enabled_midi_inputs;
+ EngineStateController::instance()->get_physical_midi_inputs (enabled_midi_inputs);
+
+ std::vector<std::string>::iterator port_iter = enabled_midi_inputs.begin();
+
+ for (; port_iter != enabled_midi_inputs.end(); ++port_iter) {
+ mmc_in_ptr->connect (*port_iter);
+ }
+
+ }
+ } else { // get all enabled midi output ports
+
+ boost::shared_ptr<MidiPort> mmc_out_ptr = _midi_ports->mmc_out();
+ if (mmc_out_ptr ) {
+ mmc_out_ptr->disconnect_all ();
+ std::vector<std::string> enabled_midi_outputs;
+ EngineStateController::instance()->get_physical_midi_outputs (enabled_midi_outputs);
+
+ std::vector<std::string>::iterator port_iter = enabled_midi_outputs.begin();
+
+ for (; port_iter != enabled_midi_outputs.end(); ++port_iter) {
+ mmc_out_ptr->connect (*port_iter);
+ }
+ }
+ }
+}
+
+#endif
+