fix crash when copy'ing latent plugins
[ardour.git] / libs / ardour / route_group.cc
index d59ec82236328d1fde86715daaeb4ec97a49249c..1a7b98050cfe8fb961bb747ecee01a3d641a5599 100644 (file)
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2000-2009 Paul Davis
+    Copyright (C) 2000-2016 Paul Davis
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
 
 */
 
-#define __STDC_FORMAT_MACROS
 #include <inttypes.h>
 
 #include <algorithm>
 
-
 #include "pbd/error.h"
 #include "pbd/enumwriter.h"
 #include "pbd/strsplit.h"
+#include "pbd/debug.h"
 
 #include "ardour/amp.h"
-#include "ardour/route_group.h"
 #include "ardour/audio_track.h"
-#include "ardour/audio_diskstream.h"
-#include "ardour/configuration.h"
+#include "ardour/debug.h"
+#include "ardour/monitor_control.h"
+#include "ardour/route.h"
+#include "ardour/route_group.h"
 #include "ardour/session.h"
+#include "ardour/vca.h"
+#include "ardour/vca_manager.h"
 
-#include "i18n.h"
+#include "pbd/i18n.h"
 
 using namespace ARDOUR;
+using namespace PBD;
 using namespace std;
 
-RouteGroup::RouteGroup (Session& s, const string &n, Flag f, Property p)
-       : _session (s)
+namespace ARDOUR {
+       namespace Properties {
+               PropertyDescriptor<bool> active;
+               PropertyDescriptor<bool> group_relative;
+               PropertyDescriptor<bool> group_gain;
+               PropertyDescriptor<bool> group_mute;
+               PropertyDescriptor<bool> group_solo;
+               PropertyDescriptor<bool> group_recenable;
+               PropertyDescriptor<bool> group_select;
+               PropertyDescriptor<bool> group_route_active;
+               PropertyDescriptor<bool> group_color;
+               PropertyDescriptor<bool> group_monitoring;
+               PropertyDescriptor<int32_t> group_master_number;
+       }
+}
+
+void
+RouteGroup::make_property_quarks ()
+{
+       Properties::active.property_id = g_quark_from_static_string (X_("active"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for active = %1\n",     Properties::active.property_id));
+
+        Properties::group_relative.property_id = g_quark_from_static_string (X_("relative"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for relative = %1\n",   Properties::group_relative.property_id));
+       Properties::group_gain.property_id = g_quark_from_static_string (X_("gain"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for gain = %1\n",       Properties::group_gain.property_id));
+       Properties::group_mute.property_id = g_quark_from_static_string (X_("mute"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for mute = %1\n",       Properties::group_mute.property_id));
+       Properties::group_solo.property_id = g_quark_from_static_string (X_("solo"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for solo = %1\n",       Properties::group_solo.property_id));
+       Properties::group_recenable.property_id = g_quark_from_static_string (X_("recenable"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for recenable = %1\n",  Properties::group_recenable.property_id));
+       Properties::group_select.property_id = g_quark_from_static_string (X_("select"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for select = %1\n",     Properties::group_select.property_id));
+       Properties::group_route_active.property_id = g_quark_from_static_string (X_("route-active"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for route-active = %1\n", Properties::group_route_active.property_id));
+       Properties::group_color.property_id = g_quark_from_static_string (X_("color"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for color = %1\n", Properties::group_color.property_id));
+       Properties::group_monitoring.property_id = g_quark_from_static_string (X_("monitoring"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for monitoring = %1\n", Properties::group_monitoring.property_id));
+       Properties::group_master_number.property_id = g_quark_from_static_string (X_("group-master-number"));
+        DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for group-master-number = %1\n", Properties::group_master_number.property_id));
+}
+
+#define ROUTE_GROUP_DEFAULT_PROPERTIES  _relative (Properties::group_relative, true) \
+       , _active (Properties::active, true) \
+       , _hidden (Properties::hidden, false) \
+       , _gain (Properties::group_gain, true) \
+       , _mute (Properties::group_mute, true) \
+       , _solo (Properties::group_solo, true) \
+       , _recenable (Properties::group_recenable, true) \
+       , _select (Properties::group_select, true) \
+       , _route_active (Properties::group_route_active, true) \
+       , _color (Properties::group_color, true) \
+       , _monitoring (Properties::group_monitoring, true) \
+       , _group_master_number (Properties::group_master_number, -1)
+
+RouteGroup::RouteGroup (Session& s, const string &n)
+       : SessionObject (s, n)
        , routes (new RouteList)
-       , _name (n)
-       , _flags (f)
-       , _properties (Property (p))
+       , ROUTE_GROUP_DEFAULT_PROPERTIES
+       , _solo_group (new ControlGroup (SoloAutomation))
+       , _mute_group (new ControlGroup (MuteAutomation))
+       , _rec_enable_group (new ControlGroup (RecEnableAutomation))
+       , _gain_group (new GainControlGroup ())
+       , _monitoring_group (new ControlGroup (MonitoringAutomation))
 {
+       _xml_node_name = X_("RouteGroup");
+
+       add_property (_relative);
+       add_property (_active);
+       add_property (_hidden);
+       add_property (_gain);
+       add_property (_mute);
+       add_property (_solo);
+       add_property (_recenable);
+       add_property (_select);
+       add_property (_route_active);
+       add_property (_color);
+       add_property (_monitoring);
+       add_property (_group_master_number);
 }
 
 RouteGroup::~RouteGroup ()
 {
+       _solo_group->clear ();
+       _mute_group->clear ();
+       _gain_group->clear ();
+       _rec_enable_group->clear ();
+       _monitoring_group->clear ();
+
+       boost::shared_ptr<VCA> vca (group_master.lock());
+
        for (RouteList::iterator i = routes->begin(); i != routes->end();) {
                RouteList::iterator tmp = i;
                ++tmp;
 
-               (*i)->leave_route_group ();
-               
+               (*i)->set_route_group (0);
+
+               if (vca) {
+                       (*i)->unassign (vca);
+               }
+
                i = tmp;
        }
 }
 
-void
-RouteGroup::set_name (string str)
-{
-       _name = str;
-       _session.set_dirty ();
-       FlagsChanged (0); /* EMIT SIGNAL */
-}
-
+/** Add a route to a group.  Adding a route which is already in the group is allowed; nothing will happen.
+ *  @param r Route to add.
+ */
 int
 RouteGroup::add (boost::shared_ptr<Route> r)
 {
-       r->leave_route_group ();
+       if (find (routes->begin(), routes->end(), r) != routes->end()) {
+               return 0;
+       }
+
+       if (r->route_group()) {
+               r->route_group()->remove (r);
+       }
 
        routes->push_back (r);
 
-       r->join_route_group (this);
+       _solo_group->add_control (r->solo_control());
+       _mute_group->add_control (r->mute_control());
+       _gain_group->add_control (r->gain_control());
+       boost::shared_ptr<Track> trk = boost::dynamic_pointer_cast<Track> (r);
+       if (trk) {
+               _rec_enable_group->add_control (trk->rec_enable_control());
+               _monitoring_group->add_control (trk->monitoring_control());
+       }
+
+       r->set_route_group (this);
        r->DropReferences.connect_same_thread (*this, boost::bind (&RouteGroup::remove_when_going_away, this, boost::weak_ptr<Route> (r)));
-       
+
+       boost::shared_ptr<VCA> vca (group_master.lock());
+
+       if (vca) {
+               r->assign  (vca);
+       }
+
        _session.set_dirty ();
-       changed (); /* EMIT SIGNAL */
+       RouteAdded (this, boost::weak_ptr<Route> (r)); /* EMIT SIGNAL */
        return 0;
 }
 
@@ -99,10 +204,25 @@ RouteGroup::remove (boost::shared_ptr<Route> r)
        RouteList::iterator i;
 
        if ((i = find (routes->begin(), routes->end(), r)) != routes->end()) {
-               r->leave_route_group ();
+               r->set_route_group (0);
+
+               boost::shared_ptr<VCA> vca = group_master.lock();
+
+               if (vca) {
+                       r->unassign (vca);
+               }
+
+               _solo_group->remove_control (r->solo_control());
+               _mute_group->remove_control (r->mute_control());
+               _gain_group->remove_control (r->gain_control());
+               boost::shared_ptr<Track> trk = boost::dynamic_pointer_cast<Track> (r);
+               if (trk) {
+                       _rec_enable_group->remove_control (trk->rec_enable_control());
+                       _monitoring_group->remove_control (trk->monitoring_control());
+               }
                routes->erase (i);
                _session.set_dirty ();
-               changed (); /* EMIT SIGNAL */
+               RouteRemoved (this, boost::weak_ptr<Route> (r)); /* EMIT SIGNAL */
                return 0;
        }
 
@@ -110,59 +230,20 @@ RouteGroup::remove (boost::shared_ptr<Route> r)
 }
 
 
-gain_t
-RouteGroup::get_min_factor(gain_t factor)
-{
-       gain_t g;
-
-       for (RouteList::iterator i = routes->begin(); i != routes->end(); i++) {
-               g = (*i)->amp()->gain();
-
-               if ( (g+g*factor) >= 0.0f)
-                       continue;
-
-               if ( g <= 0.0000003f )
-                       return 0.0f;
-
-               factor = 0.0000003f/g - 1.0f;
-       }
-       return factor;
-}
-
-gain_t
-RouteGroup::get_max_factor(gain_t factor)
-{
-       gain_t g;
-
-       for (RouteList::iterator i = routes->begin(); i != routes->end(); i++) {
-               g = (*i)->amp()->gain();
-
-               // if the current factor woulnd't raise this route above maximum
-               if ( (g+g*factor) <= 1.99526231f)
-                       continue;
-
-               // if route gain is already at peak, return 0.0f factor
-           if (g>=1.99526231f)
-                       return 0.0f;
-
-               // factor is calculated so that it would raise current route to max
-               factor = 1.99526231f/g - 1.0f;
-       }
-
-       return factor;
-}
-
 XMLNode&
-RouteGroup::get_state (void)
+RouteGroup::get_state ()
 {
        XMLNode *node = new XMLNode ("RouteGroup");
-       node->add_property ("name", _name);
-       node->add_property ("flags", enum_2_string (_flags));
-       node->add_property ("properties", enum_2_string (_properties));
+
+       char buf[64];
+       id().print (buf, sizeof (buf));
+       node->add_property ("id", buf);
+
+       add_properties (*node);
 
        if (!routes->empty()) {
                stringstream str;
-               
+
                for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
                        str << (*i)->id () << ' ';
                }
@@ -180,111 +261,226 @@ RouteGroup::set_state (const XMLNode& node, int version)
                return set_state_2X (node, version);
        }
 
-       const XMLProperty *prop;
-
-       if ((prop = node.property ("name")) != 0) {
-               _name = prop->value();
-       }
-
-       if ((prop = node.property ("flags")) != 0) {
-               _flags = Flag (string_2_enum (prop->value(), _flags));
-       }
+       XMLProperty const * prop;
 
-       if ((prop = node.property ("properties")) != 0) {
-               _properties = Property (string_2_enum (prop->value(), _properties));
-       }
+       set_id (node);
+       set_values (node);
 
        if ((prop = node.property ("routes")) != 0) {
                stringstream str (prop->value());
                vector<string> ids;
                split (str.str(), ids, ' ');
-               
+
                for (vector<string>::iterator i = ids.begin(); i != ids.end(); ++i) {
                        PBD::ID id (*i);
                        boost::shared_ptr<Route> r = _session.route_by_id (id);
-                       
+
                        if (r) {
                                add (r);
-                       } 
+                       }
                }
        }
 
+       if (_group_master_number.val() > 0) {
+               boost::shared_ptr<VCA> vca = _session.vca_manager().vca_by_number (_group_master_number.val());
+               if (vca) {
+                       /* no need to do the assignment because slaves will
+                          handle that themselves. But we can set group_master
+                          to use with future assignments of newly added routes.
+                       */
+                       group_master = vca;
+               }
+       }
+
+       push_to_groups ();
+
        return 0;
 }
 
 int
 RouteGroup::set_state_2X (const XMLNode& node, int /*version*/)
 {
-       XMLProperty const * prop;
+       set_values (node);
 
-       if ((prop = node.property ("name")) != 0) {
-               _name = prop->value();
+       if (node.name() == "MixGroup") {
+               _gain = true;
+               _mute = true;
+               _solo = true;
+               _recenable = true;
+               _route_active = true;
+               _color = false;
+       } else if (node.name() == "EditGroup") {
+               _gain = false;
+               _mute = false;
+               _solo = false;
+               _recenable = false;
+               _route_active = false;
+               _color = false;
        }
 
-       if ((prop = node.property ("flags")) != 0) {
-               _flags = Flag (string_2_enum (prop->value(), _flags));
+       push_to_groups ();
+
+       return 0;
+}
+
+void
+RouteGroup::set_gain (bool yn)
+{
+       if (is_gain() == yn) {
+               return;
+       }
+       if (has_control_master()) {
+               return;
        }
 
-       if (node.name() == "MixGroup") {
-               _properties = Property (Gain | Mute | Solo | RecEnable);
-       } else if (node.name() == "EditGroup") {
-               _properties = Property (Select | Edit);
+       _gain = yn;
+       _gain_group->set_active (yn);
+
+       send_change (PropertyChange (Properties::group_gain));
+}
+
+void
+RouteGroup::set_mute (bool yn)
+{
+       if (is_mute() == yn) {
+               return;
        }
+       _mute = yn;
+       _mute_group->set_active (yn);
 
-       return 0;
+       send_change (PropertyChange (Properties::group_mute));
 }
 
 void
-RouteGroup::set_active (bool yn, void *src)
+RouteGroup::set_solo (bool yn)
 {
-       if (is_active() == yn) {
+       if (is_solo() == yn) {
                return;
        }
-       if (yn) {
-               _flags = Flag (_flags | Active);
-       } else {
-               _flags = Flag (_flags & ~Active);
+       _solo = yn;
+       _solo_group->set_active (yn);
+
+       send_change (PropertyChange (Properties::group_solo));
+}
+
+void
+RouteGroup::set_recenable (bool yn)
+{
+       if (is_recenable() == yn) {
+               return;
        }
-       _session.set_dirty ();
-       FlagsChanged (src); /* EMIT SIGNAL */
+       _recenable = yn;
+       _rec_enable_group->set_active (yn);
+       send_change (PropertyChange (Properties::group_recenable));
 }
 
 void
-RouteGroup::set_relative (bool yn, void *src)
+RouteGroup::set_select (bool yn)
+{
+       if (is_select() == yn) {
+               return;
+       }
+       _select = yn;
+       send_change (PropertyChange (Properties::group_select));
+}
 
+void
+RouteGroup::set_route_active (bool yn)
 {
-       if (is_relative() == yn) {
+       if (is_route_active() == yn) {
                return;
        }
-       if (yn) {
-               _flags = Flag (_flags | Relative);
-       } else {
-               _flags = Flag (_flags & ~Relative);
+       _route_active = yn;
+       send_change (PropertyChange (Properties::group_route_active));
+}
+
+void
+RouteGroup::set_color (bool yn)
+{
+       if (is_color() == yn) {
+               return;
+       }
+       _color = yn;
+
+       send_change (PropertyChange (Properties::group_color));
+
+       /* This is a bit of a hack, but this might change
+          our route's effective color, so emit gui_changed
+          for our routes.
+       */
+
+       for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
+               (*i)->gui_changed (X_("color"), this);
+       }
+}
+
+void
+RouteGroup::set_monitoring (bool yn)
+{
+       if (is_monitoring() == yn) {
+               return;
        }
+
+       _monitoring = yn;
+       _monitoring_group->set_active (yn);
+
+       send_change (PropertyChange (Properties::group_monitoring));
+
+       _session.set_dirty ();
+}
+
+void
+RouteGroup::set_active (bool yn, void* /*src*/)
+{
+       if (is_active() == yn) {
+               return;
+       }
+
+       _active = yn;
+
+       push_to_groups ();
+
+       send_change (PropertyChange (Properties::active));
        _session.set_dirty ();
-       FlagsChanged (src); /* EMIT SIGNAL */
 }
 
 void
-RouteGroup::set_hidden (bool yn, void *src)
+RouteGroup::set_relative (bool yn, void* /*src*/)
+{
+       if (is_relative() == yn) {
+               return;
+       }
+
+       _relative = yn;
+
+       push_to_groups ();
 
+       send_change (PropertyChange (Properties::group_relative));
+       _session.set_dirty ();
+}
+
+void
+RouteGroup::set_hidden (bool yn, void* /*src*/)
 {
        if (is_hidden() == yn) {
                return;
        }
+
        if (yn) {
-               _flags = Flag (_flags | Hidden);
+               _hidden = true;
                if (Config->get_hiding_groups_deactivates_groups()) {
-                       _flags = Flag (_flags & ~Active);
+                       _active = false;
                }
        } else {
-               _flags = Flag (_flags & ~Hidden);
+               _hidden = false;
                if (Config->get_hiding_groups_deactivates_groups()) {
-                       _flags = Flag (_flags | Active);
+                       _active = true;
                }
        }
+
+       send_change (Properties::hidden);
+
        _session.set_dirty ();
-       FlagsChanged (src); /* EMIT SIGNAL */
 }
 
 void
@@ -299,7 +495,7 @@ RouteGroup::audio_track_group (set<boost::shared_ptr<AudioTrack> >& ats)
 }
 
 void
-RouteGroup::make_subgroup ()
+RouteGroup::make_subgroup (bool aux, Placement placement)
 {
        RouteList rl;
        uint32_t nin = 0;
@@ -308,18 +504,26 @@ RouteGroup::make_subgroup ()
 
        for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
                if ((*i)->output()->n_ports().n_midi() != 0) {
-                       PBD::info << _("You cannot subgroup MIDI tracks at this time") << endmsg;
+                       PBD::warning << _("You cannot subgroup MIDI tracks at this time") << endmsg;
                        return;
                }
        }
 
        for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
+               if (!aux && nin != 0 && nin != (*i)->output()->n_ports().n_audio()) {
+                       PBD::warning << _("You cannot subgroup tracks with different number of outputs at this time.") << endmsg;
+                       return;
+               }
                nin = max (nin, (*i)->output()->n_ports().n_audio());
        }
 
        try {
-               /* use master bus etc. to determine default nouts */
-               rl = _session.new_audio_route (false, nin, 2, 0, 1);
+               /* use master bus etc. to determine default nouts.
+                *
+                * (since tracks can't have fewer outs than ins,
+                * "nin" currently defines the number of outpus if nin > 2)
+                */
+               rl = _session.new_audio_route (nin, 2, 0, 1, string(), PresentationInfo::AudioBus, PresentationInfo::max_order);
        } catch (...) {
                return;
        }
@@ -327,11 +531,18 @@ RouteGroup::make_subgroup ()
        subgroup_bus = rl.front();
        subgroup_bus->set_name (_name);
 
-       boost::shared_ptr<Bundle> bundle = subgroup_bus->input()->bundle ();
+       if (aux) {
 
-       for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
-               (*i)->output()->disconnect (this);
-               (*i)->output()->connect_ports_to_bundle (bundle, this);
+               _session.add_internal_sends (subgroup_bus, placement, routes);
+
+       } else {
+
+               boost::shared_ptr<Bundle> bundle = subgroup_bus->input()->bundle ();
+
+               for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
+                       (*i)->output()->disconnect (this);
+                       (*i)->output()->connect_ports_to_bundle (bundle, false, this);
+               }
        }
 }
 
@@ -341,7 +552,7 @@ RouteGroup::destroy_subgroup ()
        if (!subgroup_bus) {
                return;
        }
-       
+
        for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
                (*i)->output()->disconnect (this);
                /* XXX find a new bundle to connect to */
@@ -350,3 +561,108 @@ RouteGroup::destroy_subgroup ()
        _session.remove_route (subgroup_bus);
        subgroup_bus.reset ();
 }
+
+bool
+RouteGroup::has_subgroup() const
+{
+       return subgroup_bus != 0;
+}
+
+bool
+RouteGroup::enabled_property (PBD::PropertyID prop)
+{
+       OwnedPropertyList::iterator i = _properties->find (prop);
+       if (i == _properties->end()) {
+               return false;
+       }
+
+       return dynamic_cast<const PropertyTemplate<bool>* > (i->second)->val ();
+}
+
+void
+RouteGroup::post_set (PBD::PropertyChange const &)
+{
+       push_to_groups ();
+}
+
+void
+RouteGroup::push_to_groups ()
+{
+       if (is_relative()) {
+               _gain_group->set_mode (ControlGroup::Mode (_gain_group->mode()|ControlGroup::Relative));
+       } else {
+               _gain_group->set_mode (ControlGroup::Mode (_gain_group->mode()&~ControlGroup::Relative));
+       }
+
+       if (_active) {
+               _gain_group->set_active (is_gain());
+               _solo_group->set_active (is_solo());
+               _mute_group->set_active (is_mute());
+               _rec_enable_group->set_active (is_recenable());
+               _monitoring_group->set_active (is_monitoring());
+       } else {
+               _gain_group->set_active (false);
+               _solo_group->set_active (false);
+               _mute_group->set_active (false);
+               _rec_enable_group->set_active (false);
+               _monitoring_group->set_active (false);
+       }
+}
+
+void
+RouteGroup::assign_master (boost::shared_ptr<VCA> master)
+{
+       if (!routes || routes->empty()) {
+               return;
+       }
+
+       boost::shared_ptr<Route> front = routes->front ();
+
+       if (front->slaved_to (master)) {
+               return;
+       }
+
+       for (RouteList::iterator r = routes->begin(); r != routes->end(); ++r) {
+               (*r)->assign (master);
+       }
+
+       group_master = master;
+       _group_master_number = master->number();
+}
+
+void
+RouteGroup::unassign_master (boost::shared_ptr<VCA> master)
+{
+       if (!routes || routes->empty()) {
+               return;
+       }
+
+       boost::shared_ptr<Route> front = routes->front ();
+
+       if (!front->slaved_to (master)) {
+               return;
+       }
+
+       for (RouteList::iterator r = routes->begin(); r != routes->end(); ++r) {
+               (*r)->unassign (master);
+       }
+
+       group_master.reset ();
+       _group_master_number = -1;
+}
+
+bool
+RouteGroup::slaved () const
+{
+       if (!routes || routes->empty()) {
+               return false;
+       }
+
+       return routes->front()->slaved ();
+}
+
+bool
+RouteGroup::has_control_master() const
+{
+       return group_master.lock() != 0;
+}