remove Route::listening_via_monitor()
[ardour.git] / libs / surfaces / mackie / strip.cc
index ef1d4702b604a81a793e8f283963311e17218e16..9c3fc21bdacaa16089f26a4f5e12e100ff78b4b1 100644 (file)
 #include "ardour/debug.h"
 #include "ardour/midi_ui.h"
 #include "ardour/meter.h"
+#include "ardour/monitor_control.h"
 #include "ardour/plugin_insert.h"
 #include "ardour/pannable.h"
 #include "ardour/panner.h"
 #include "ardour/panner_shell.h"
+#include "ardour/phase_control.h"
 #include "ardour/rc_configuration.h"
 #include "ardour/route.h"
 #include "ardour/session.h"
 #include "ardour/send.h"
+#include "ardour/solo_isolate_control.h"
 #include "ardour/track.h"
 #include "ardour/midi_track.h"
 #include "ardour/user_bundle.h"
@@ -102,12 +105,10 @@ Strip::Strip (Surface& s, const std::string& name, int index, const map<Button::
        , return_to_vpot_mode_display_at (UINT64_MAX)
        , eq_band (-1)
        , _pan_mode (PanAzimuthAutomation)
-       , vpot_parameter (PanAzimuthAutomation)
        , _last_gain_position_written (-1.0)
        , _last_pan_azi_position_written (-1.0)
        , _last_pan_width_position_written (-1.0)
        , _last_trim_position_written (-1.0)
-       , _current_send (0)
 {
        _fader = dynamic_cast<Fader*> (Fader::factory (*_surface, index, "fader", *this));
        _vpot = dynamic_cast<Pot*> (Pot::factory (*_surface, Pot::ID + index, "vpot", *this));
@@ -184,19 +185,10 @@ Strip::set_route (boost::shared_ptr<Route> r, bool /*with_messages*/)
 
        _route = r;
 
-       control_by_parameter.clear ();
-
-       control_by_parameter[PanAzimuthAutomation] = (Control*) 0;
-       control_by_parameter[PanWidthAutomation] = (Control*) 0;
-       control_by_parameter[PanElevationAutomation] = (Control*) 0;
-       control_by_parameter[PanFrontBackAutomation] = (Control*) 0;
-       control_by_parameter[PanLFEAutomation] = (Control*) 0;
-       control_by_parameter[GainAutomation] = (Control*) 0;
-       control_by_parameter[PhaseAutomation] = (Control*) 0;
-
        reset_saved_values ();
 
        if (!r) {
+               DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Surface %1 Strip %2 mapped to null route\n", _surface->number(), _index));
                zero ();
                return;
        }
@@ -207,9 +199,7 @@ Strip::set_route (boost::shared_ptr<Route> r, bool /*with_messages*/)
        _solo->set_control (_route->solo_control());
        _mute->set_control (_route->mute_control());
 
-       _route->solo_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&Strip::notify_solo_changed, this), ui_context());
-       _route->listen_changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&Strip::notify_solo_changed, this), ui_context());
-
+       _route->solo_control()->Changed.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&Strip::notify_solo_changed, this), ui_context());
        _route->mute_control()->Changed.connect(route_connections, MISSING_INVALIDATOR, boost::bind (&Strip::notify_mute_changed, this), ui_context());
 
        boost::shared_ptr<AutomationControl> pan_control = _route->pan_azimuth_control();
@@ -258,16 +248,15 @@ Strip::set_route (boost::shared_ptr<Route> r, bool /*with_messages*/)
                possible_pot_parameters.push_back (PanLFEAutomation);
        }
 
-       if (_route->phase_invert().size()) {
-               possible_trim_parameters.push_back (PhaseAutomation);
-               _route->phase_control()->set_channel(0);
-       }
-       _current_send = 0;
-       /* Update */
        _pan_mode = PanAzimuthAutomation;
-       potmode_changed (false);
-       notify_all ();
 
+       if (_surface->mcp().subview_mode() == MackieControlProtocol::None) {
+               set_vpot_parameter (_pan_mode);
+       }
+
+       _fader->set_control (_route->gain_control());
+
+       notify_all ();
 }
 
 void
@@ -296,7 +285,7 @@ void
 Strip::notify_solo_changed ()
 {
        if (_route && _solo) {
-               _surface->write (_solo->set_state ((_route->soloed() || _route->listening_via_monitor()) ? on : off));
+               _surface->write (_solo->set_state (_route->soloed() ? on : off));
        }
 }
 
@@ -316,7 +305,10 @@ void
 Strip::notify_record_enable_changed ()
 {
        if (_route && _recenable)  {
-               _surface->write (_recenable->set_state (_route->record_enabled() ? on : off));
+               boost::shared_ptr<Track> trk = boost::dynamic_pointer_cast<Track> (_route);
+               if (trk) {
+                       _surface->write (_recenable->set_state (trk->rec_enable_control()->get_value() ? on : off));
+               }
        }
 }
 
@@ -335,37 +327,45 @@ Strip::notify_route_deleted ()
 void
 Strip::notify_gain_changed (bool force_update)
 {
-       if (_route) {
+       if (!_route) {
+               return;
+       }
 
-               Control* control;
+       boost::shared_ptr<AutomationControl> ac = _route->gain_control();
+       Control* control;
 
-               if (_surface->mcp().flip_mode() != MackieControlProtocol::Normal) {
-                       control = _vpot;
-               } else {
-                       control = _fader;
-               }
+       if (!ac) {
+               /* doesn't seem possible but lets be safe */
+               return;
+       }
 
-               boost::shared_ptr<AutomationControl> ac = _route->gain_control();
+       /* track gain control could be on vpot or fader, depending in
+        * flip mode.
+        */
 
-               float gain_coefficient = ac->get_value();
-               float normalized_position = ac->internal_to_interface (gain_coefficient);
+       if (_vpot->control() == ac) {
+               control = _vpot;
+       } else if (_fader->control() == ac) {
+               control = _fader;
+       } else {
+               return;
+       }
 
-               if (force_update || normalized_position != _last_gain_position_written) {
+       float gain_coefficient = ac->get_value();
+       float normalized_position = ac->internal_to_interface (gain_coefficient);
 
-                       if (_surface->mcp().flip_mode() != MackieControlProtocol::Normal) {
-                               if (!control->in_use()) {
-                                       _surface->write (_vpot->set (normalized_position, true, Pot::wrap));
-                               }
-                               do_parameter_display (GainAutomation, gain_coefficient);
+       if (force_update || normalized_position != _last_gain_position_written) {
+
+               if (!control->in_use()) {
+                       if (control == _vpot) {
+                               _surface->write (_vpot->set (normalized_position, true, Pot::wrap));
                        } else {
-                               if (!control->in_use()) {
-                                       _surface->write (_fader->set_position (normalized_position));
-                               }
-                               do_parameter_display (GainAutomation, gain_coefficient);
+                               _surface->write (_fader->set_position (normalized_position));
                        }
-
-                       _last_gain_position_written = normalized_position;
                }
+
+               do_parameter_display (GainAutomation, gain_coefficient);
+               _last_gain_position_written = normalized_position;
        }
 }
 
@@ -396,22 +396,16 @@ Strip::show_route_name ()
 
        string fullname = string();
        if (!_route) {
-               // make sure first three strips get cleared of view mode
-               if (_index > 2) {
-                       return;
-               }
+               fullname = string();
        } else {
                fullname = _route->name();
        }
-       string line1;
 
        if (fullname.length() <= 6) {
-               line1 = fullname;
+               pending_display[0] = fullname;
        } else {
-               line1 = PBD::short_version (fullname, 6);
+               pending_display[0] = PBD::short_version (fullname, 6);
        }
-
-       pending_display[0] = line1;
 }
 
 void
@@ -437,8 +431,11 @@ Strip::notify_send_level_change (AutomationType type, uint32_t send_num, bool fo
        if (control) {
                float val = control->get_value();
                do_parameter_display (type, val);
-               /* update pot/encoder */
-               _surface->write (_vpot->set (control->internal_to_interface (val), true, Pot::wrap));
+
+               if (_vpot->control() == control) {
+                       /* update pot/encoder */
+                       _surface->write (_vpot->set (control->internal_to_interface (val), true, Pot::wrap));
+               }
        }
 }
 
@@ -458,9 +455,8 @@ Strip::notify_trackview_change (AutomationType type, uint32_t send_num, bool for
        }
 
        boost::shared_ptr<AutomationControl> control;
-
        boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (r);
-       
+
        switch (type) {
        case TrimAutomation:
                control = r->trim_control();
@@ -485,11 +481,13 @@ Strip::notify_trackview_change (AutomationType type, uint32_t send_num, bool for
 
        if (control) {
                float val = control->get_value();
-               if (control->desc().enumeration || control->desc().integer_step) {
-                       do_parameter_display (type, val);
-               } else {
-                       do_parameter_display (type, control->internal_to_interface (val));
-               }
+
+               /* Note: all of the displayed controllables require the display
+                * of their *actual* ("internal") value, not the version mapped
+                * into the normalized 0..1.0 ("interface") range.
+                */
+
+               do_parameter_display (type, val);
                /* update pot/encoder */
                _surface->write (_vpot->set (control->internal_to_interface (val), true, Pot::wrap));
        }
@@ -609,34 +607,24 @@ Strip::notify_panner_azi_changed (bool force_update)
        boost::shared_ptr<AutomationControl> pan_control = _route->pan_azimuth_control ();
 
        if (!pan_control) {
+               /* basically impossible, since we're here because that control
+                *  changed, but sure, whatever.
+                */
                return;
        }
 
-       Control* control = 0;
-       ControlParameterMap::iterator i = control_by_parameter.find (PanAzimuthAutomation);
-
-       if (i == control_by_parameter.end()) {
+       if (_vpot->control() != pan_control) {
                return;
        }
 
-       control = i->second;
-
        double normalized_pos = pan_control->internal_to_interface (pan_control->get_value());
        double internal_pos = pan_control->get_value();
 
        if (force_update || (normalized_pos != _last_pan_azi_position_written)) {
 
-               if (control == _fader) {
-                       if (!_fader->in_use()) {
-                               _surface->write (_fader->set_position (normalized_pos));
-                               /* show actual internal value to user */
-                               do_parameter_display (PanAzimuthAutomation, internal_pos);
-                       }
-               } else if (control == _vpot) {
-                       _surface->write (_vpot->set (normalized_pos, true, Pot::dot));
-                       /* show actual internal value to user */
-                       do_parameter_display (PanAzimuthAutomation, internal_pos);
-               }
+               _surface->write (_vpot->set (normalized_pos, true, Pot::dot));
+               /* show actual internal value to user */
+               do_parameter_display (PanAzimuthAutomation, internal_pos);
 
                _last_pan_azi_position_written = normalized_pos;
        }
@@ -654,35 +642,22 @@ Strip::notify_panner_width_changed (bool force_update)
        boost::shared_ptr<AutomationControl> pan_control = _route->pan_width_control ();
 
        if (!pan_control) {
+               /* basically impossible, since we're here because that control
+                *  changed, but sure, whatever.
+                */
                return;
        }
 
-       Control* control = 0;
-       ControlParameterMap::iterator i = control_by_parameter.find (PanWidthAutomation);
-
-       if (i == control_by_parameter.end()) {
+       if (_vpot->control() != pan_control) {
                return;
        }
 
-       control = i->second;
-
        double pos = pan_control->internal_to_interface (pan_control->get_value());
 
        if (force_update || pos != _last_pan_width_position_written) {
 
-               if (_surface->mcp().flip_mode() != MackieControlProtocol::Normal) {
-
-                       if (control == _fader) {
-                               if (!control->in_use()) {
-                                       _surface->write (_fader->set_position (pos));
-                                       do_parameter_display (PanWidthAutomation, pos);
-                               }
-                       }
-
-               } else if (control == _vpot) {
-                       _surface->write (_vpot->set (pos, true, Pot::spread));
-                       do_parameter_display (PanWidthAutomation, pos);
-               }
+               _surface->write (_vpot->set (pos, true, Pot::spread));
+               do_parameter_display (PanWidthAutomation, pos);
 
                _last_pan_width_position_written = pos;
        }
@@ -704,15 +679,6 @@ Strip::select_event (Button&, ButtonState bs)
                        return;
                }
 
-               if (ms & MackieControlProtocol::MODIFIER_SHIFT) {
-                       /* reset to default */
-                       boost::shared_ptr<AutomationControl> ac = _fader->control ();
-                       if (ac) {
-                               ac->set_value (ac->normal(), Controllable::NoGroup);
-                       }
-                       return;
-               }
-
                DEBUG_TRACE (DEBUG::MackieControl, "add select button on press\n");
                _surface->mcp().add_down_select_button (_surface->number(), _index);
                _surface->mcp().select_range ();
@@ -839,8 +805,10 @@ Strip::vselect_event (Button&, ButtonState bs)
                                        bool enabled = ac->get_value();
                                        ac->set_value (!enabled, gcd);
                                }
+                       }
 #else
                        DEBUG_TRACE (DEBUG::MackieControl, "switching to next pot mode\n");
+                       /* switch vpot to control next available parameter */
                        next_pot_mode ();
 #endif
                }
@@ -959,6 +927,23 @@ Strip::do_parameter_display (AutomationType type, float val)
                }
                break;
 
+       case BusSendLevel:
+               if (Profile->get_mixbus()) {  //Mixbus sends are already stored in dB
+                       snprintf (buf, sizeof (buf), "%2.1f", val);
+                       pending_display[1] = buf;
+                       screen_hold = true;
+               } else {
+                       if (val == 0.0) {
+                               pending_display[1] = " -inf ";
+                       } else {
+                               float dB = accurate_coefficient_to_dB (val);
+                               snprintf (buf, sizeof (buf), "%6.1f", dB);
+                               pending_display[1] = buf;
+                               screen_hold = true;
+                       }
+               }
+               break;
+
        case PanAzimuthAutomation:
                if (Profile->get_mixbus()) {
                        snprintf (buf, sizeof (buf), "%2.1f", val);
@@ -1003,15 +988,6 @@ Strip::do_parameter_display (AutomationType type, float val)
                }
                break;
 
-       case BusSendLevel:
-               if (_route) {
-                       float dB = accurate_coefficient_to_dB (val);
-                       snprintf (buf, sizeof (buf), "%6.1f", dB);
-                       pending_display[1] = buf;
-                       screen_hold = true;
-               }
-               break;
-
        case EQGain:
        case EQFrequency:
        case EQQ:
@@ -1163,14 +1139,14 @@ Strip::handle_pot (Pot& pot, float delta)
 
        } else {
 
-               double p = ac->get_value();
+               double p = ac->get_interface();
 
                p += delta;
 
-               p = max (ac->lower(), p);
-               p = min (ac->upper(), p);
+               p = max (0.0, p);
+               p = min (1.0, p);
 
-               ac->set_value (p, gcd);
+               ac->set_value ( ac->interface_to_internal(p), gcd);
        }
 }
 
@@ -1255,7 +1231,7 @@ Strip::update_meter ()
        }
 
        if (_meter && _transport_is_rolling && _metering_active) {
-               float dB = const_cast<PeakMeter&> (_route->peak_meter()).meter_level (0, MeterMCP);
+               float dB = _route->peak_meter()->meter_level (0, MeterMCP);
                _meter->send_update (*_surface, dB);
                return;
        }
@@ -1351,55 +1327,64 @@ Strip::gui_selection_changed (const ARDOUR::StrongRouteNotificationList& rl)
 string
 Strip::vpot_mode_string ()
 {
+       if (_surface->mcp().subview_mode() != MackieControlProtocol::None) {
+               return string();
+       }
+
        boost::shared_ptr<AutomationControl> ac = _vpot->control();
+
        if (!ac) {
                return string();
        }
 
-       if (control_by_parameter.find (GainAutomation)->second == _vpot) {
-               return "Fader";
-       } else if (control_by_parameter.find (TrimAutomation)->second == _vpot) {
-               return "Trim";
-       } else if (control_by_parameter.find (PhaseAutomation)->second == _vpot) {
-               return string_compose ("Phase%1", _route->phase_control()->channel() + 1);
-       } else if (control_by_parameter.find (PanAzimuthAutomation)->second == _vpot) {
+       switch (ac->desc().type) {
+       case PanAzimuthAutomation:
                return "Pan";
-       } else if (control_by_parameter.find (PanWidthAutomation)->second == _vpot) {
+       case PanWidthAutomation:
                return "Width";
-       } else if (control_by_parameter.find (PanElevationAutomation)->second == _vpot) {
+       case PanElevationAutomation:
                return "Elev";
-       } else if (control_by_parameter.find (PanFrontBackAutomation)->second == _vpot) {
+       case PanFrontBackAutomation:
                return "F/Rear";
-       } else if (control_by_parameter.find (PanLFEAutomation)->second == _vpot) {
+       case PanLFEAutomation:
                return "LFE";
-       }
-
-       if (_surface->mcp().subview_mode() != MackieControlProtocol::None) {
-               return string();
+       default:
+               break;
        }
 
        return "???";
 }
 
- void
-Strip::potmode_changed (bool notify)
+void
+Strip::flip_mode_changed ()
 {
-       if (!_route) {
-               return;
-       }
+       if (_surface->mcp().subview_mode() == MackieControlProtocol::Sends) {
 
-       // WIP
-       int pm = _surface->mcp().pot_mode();
-       switch (pm) {
-       case MackieControlProtocol::Pan:
-               // This needs to set current pan mode (azimuth or width... or whatever)
-               DEBUG_TRACE (DEBUG::MackieControl, string_compose ("Assign pot to Pan mode %1\n", enum_2_string (_pan_mode)));
-               set_vpot_parameter (_pan_mode);
-               break;
-       }
+               boost::shared_ptr<AutomationControl> pot_control = _vpot->control();
+               boost::shared_ptr<AutomationControl> fader_control = _fader->control();
+
+               if (pot_control && fader_control) {
+                       _vpot->set_control (fader_control);
+                       _fader->set_control (pot_control);
+               }
+
+               if (_surface->mcp().flip_mode() == MackieControlProtocol::Normal) {
+                       do_parameter_display (GainAutomation, fader_control->get_value());
+               } else {
+                       do_parameter_display (BusSendLevel, fader_control->get_value());
+               }
 
-       if (notify) {
-               notify_all ();
+               /* update fader */
+
+               _surface->write (_fader->set_position (pot_control->internal_to_interface (pot_control->get_value ())));
+
+               /* update pot */
+
+               _surface->write (_vpot->set (fader_control->internal_to_interface (fader_control->get_value()), true, Pot::wrap));
+
+
+       } else {
+               /* do nothing */
        }
 }
 
@@ -1453,32 +1438,33 @@ Strip::next_pot_mode ()
        }
 
 
-       if (_surface->mcp().pot_mode() == MackieControlProtocol::Pan) {
+       if (_surface->mcp().subview_mode() != MackieControlProtocol::None) {
+               return;
+       }
 
-               if (possible_pot_parameters.empty() || (possible_pot_parameters.size() == 1 && possible_pot_parameters.front() == ac->parameter().type())) {
-                       return;
-               }
+       if (possible_pot_parameters.empty() || (possible_pot_parameters.size() == 1 && possible_pot_parameters.front() == ac->parameter().type())) {
+               return;
+       }
 
-               for (i = possible_pot_parameters.begin(); i != possible_pot_parameters.end(); ++i) {
-                       if ((*i) == ac->parameter().type()) {
-                               break;
-                       }
+       for (i = possible_pot_parameters.begin(); i != possible_pot_parameters.end(); ++i) {
+               if ((*i) == ac->parameter().type()) {
+                       break;
                }
+       }
 
-               /* move to the next mode in the list, or back to the start (which will
-               also happen if the current mode is not in the current pot mode list)
-               */
-
-               if (i != possible_pot_parameters.end()) {
-                       ++i;
-               }
+       /* move to the next mode in the list, or back to the start (which will
+          also happen if the current mode is not in the current pot mode list)
+       */
 
-               if (i == possible_pot_parameters.end()) {
-                       i = possible_pot_parameters.begin();
-               }
+       if (i != possible_pot_parameters.end()) {
+               ++i;
+       }
 
-               set_vpot_parameter (*i);
+       if (i == possible_pot_parameters.end()) {
+               i = possible_pot_parameters.begin();
        }
+
+       set_vpot_parameter (*i);
 }
 
 void
@@ -1490,9 +1476,13 @@ Strip::subview_mode_changed ()
 
        switch (_surface->mcp().subview_mode()) {
        case MackieControlProtocol::None:
-               set_vpot_parameter (vpot_parameter);
+               set_vpot_parameter (_pan_mode);
                /* need to show strip name again */
                show_route_name ();
+               if (!_route) {
+                       _surface->write (_vpot->set (0, true, Pot::wrap));
+                       _surface->write (_fader->set_position (0.0));
+               }
                notify_metering_state_changed ();
                eq_band = -1;
                break;
@@ -1773,7 +1763,7 @@ Strip::setup_sends_vpot (boost::shared_ptr<Route> r)
        pc->Changed.connect (subview_connections, MISSING_INVALIDATOR, boost::bind (&Strip::notify_send_level_change, this, BusSendLevel, global_pos, false), ui_context());
        _vpot->set_control (pc);
 
-       pending_display[0] = r->send_name (global_pos);
+       pending_display[0] = PBD::short_version (r->send_name (global_pos), 6);
 
        notify_send_level_change (BusSendLevel, global_pos, true);
 }
@@ -1864,8 +1854,6 @@ void
 Strip::set_vpot_parameter (AutomationType p)
 {
        if (!_route || (p == NullAutomation)) {
-               control_by_parameter[vpot_parameter] = 0;
-               vpot_parameter = NullAutomation;
                _vpot->set_control (boost::shared_ptr<AutomationControl>());
                pending_display[1] = string();
                return;
@@ -1877,138 +1865,26 @@ Strip::set_vpot_parameter (AutomationType p)
 
        reset_saved_values ();
 
-       /* unset any mapping between the vpot and any existing parameters */
-
-       for (ControlParameterMap::iterator i = control_by_parameter.begin(); i != control_by_parameter.end(); ++i) {
-
-               if (i != control_by_parameter.end() && i->second == _vpot) {
-                       i->second = 0;
-               }
-       }
-
        switch (p) {
        case PanAzimuthAutomation:
-               if ((pan_control = _route->pan_azimuth_control ())) {
-                       if (_surface->mcp().flip_mode() != MackieControlProtocol::Normal) {
-                               _pan_mode = PanAzimuthAutomation;
-                               if (_surface->mcp().flip_mode() != MackieControlProtocol::Normal) {
-                                       /* gain to vpot, pan azi to fader */
-                                       _vpot->set_control (_route->gain_control());
-                                       vpot_parameter = GainAutomation;
-                                       control_by_parameter[GainAutomation] = _vpot;
-                                       _fader->set_control (pan_control);
-                                       control_by_parameter[PanAzimuthAutomation] = _fader;
-                               } else {
-                                       _fader->set_control (boost::shared_ptr<AutomationControl>());
-                                       control_by_parameter[PanAzimuthAutomation] = 0;
-                               }
-                       } else {
-                               /* gain to fader, pan azi to vpot */
-                               vpot_parameter = PanAzimuthAutomation;
-                               _fader->set_control (_route->gain_control());
-                               control_by_parameter[GainAutomation] = _fader;
-                               _vpot->set_control (pan_control);
-                               control_by_parameter[PanAzimuthAutomation] = _vpot;
-                       }
-               } else {
-                       _vpot->set_control (boost::shared_ptr<AutomationControl>());
-                       control_by_parameter[PanAzimuthAutomation] = 0;
-               }
+               pan_control = _route->pan_azimuth_control ();
                break;
-
        case PanWidthAutomation:
-               if ((pan_control = _route->pan_width_control ())) {
-                       if (_surface->mcp().flip_mode() != MackieControlProtocol::Normal) {
-                               _pan_mode = PanWidthAutomation;
-                               if (_surface->mcp().flip_mode() != MackieControlProtocol::Normal) {
-                                       /* gain to vpot, pan width to fader */
-                                       _vpot->set_control (_route->gain_control());
-                                       vpot_parameter = GainAutomation;
-                                       control_by_parameter[GainAutomation] = _vpot;
-                                       _fader->set_control (pan_control);
-                                       control_by_parameter[PanWidthAutomation] = _fader;
-                               } else {
-                                       _fader->set_control (boost::shared_ptr<AutomationControl>());
-                                       control_by_parameter[PanWidthAutomation] = 0;
-                               }
-                       } else {
-                               /* gain to fader, pan width to vpot */
-                               vpot_parameter = PanWidthAutomation;
-                               _fader->set_control (_route->gain_control());
-                               control_by_parameter[GainAutomation] = _fader;
-                               _vpot->set_control (pan_control);
-                               control_by_parameter[PanWidthAutomation] = _vpot;
-                       }
-               } else {
-                       _vpot->set_control (boost::shared_ptr<AutomationControl>());
-                       control_by_parameter[PanWidthAutomation] = 0;
-               }
+               pan_control = _route->pan_width_control ();
                break;
-
        case PanElevationAutomation:
                break;
        case PanFrontBackAutomation:
                break;
        case PanLFEAutomation:
                break;
-       case TrimAutomation:
-               _trim_mode = TrimAutomation;
-               vpot_parameter = TrimAutomation;
-               if (_surface->mcp().flip_mode() != MackieControlProtocol::Normal) {
-                       /* gain to vpot, trim to fader */
-                       _vpot->set_control (_route->gain_control());
-                       control_by_parameter[GainAutomation] = _vpot;
-                       if (_route->trim() && route()->trim()->active()) {
-                               _fader->set_control (_route->trim_control());
-                               control_by_parameter[TrimAutomation] = _fader;
-                       } else {
-                               _fader->set_control (boost::shared_ptr<AutomationControl>());
-                               control_by_parameter[TrimAutomation] = 0;
-                       }
-               } else {
-                       /* gain to fader, trim to vpot */
-                       _fader->set_control (_route->gain_control());
-                       control_by_parameter[GainAutomation] = _fader;
-                       if (_route->trim() && route()->trim()->active()) {
-                               _vpot->set_control (_route->trim_control());
-                               control_by_parameter[TrimAutomation] = _vpot;
-                       } else {
-                               _vpot->set_control (boost::shared_ptr<AutomationControl>());
-                               control_by_parameter[TrimAutomation] = 0;
-                       }
-               }
-               break;
-       case PhaseAutomation:
-               _trim_mode = PhaseAutomation;
-               vpot_parameter = PhaseAutomation;
-               if (_surface->mcp().flip_mode() != MackieControlProtocol::Normal) {
-                       /* gain to vpot, phase to fader */
-                       _vpot->set_control (_route->gain_control());
-                       control_by_parameter[GainAutomation] = _vpot;
-                       if (_route->phase_invert().size()) {
-                               _fader->set_control (_route->phase_control());
-                               control_by_parameter[PhaseAutomation] = _fader;
-                       } else {
-                               _fader->set_control (boost::shared_ptr<AutomationControl>());
-                               control_by_parameter[PhaseAutomation] = 0;
-                       }
-               } else {
-                       /* gain to fader, phase to vpot */
-                       _fader->set_control (_route->gain_control());
-                       control_by_parameter[GainAutomation] = _fader;
-                       if (_route->phase_invert().size()) {
-                               _vpot->set_control (_route->phase_control());
-                               control_by_parameter[PhaseAutomation] = _vpot;
-                       } else {
-                               _vpot->set_control (boost::shared_ptr<AutomationControl>());
-                               control_by_parameter[PhaseAutomation] = 0;
-                       }
-               }
-               break;
        default:
-               DEBUG_TRACE (DEBUG::MackieControl, string_compose ("vpot mode %1 not known.\n", p));
-               break;
+               return;
+       }
 
+       if (pan_control) {
+               _pan_mode = p;
+               _vpot->set_control (pan_control);
        }
 
        pending_display[1] = vpot_mode_string ();