2 Copyright (C) 2016 Paul Davis
4 This program is free software; you can redistribute it and/or modify it
5 under the terms of the GNU General Public License as published by the Free
6 Software Foundation; either version 2 of the License, or (at your option)
9 This program is distributed in the hope that it will be useful, but WITHOUT
10 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 You should have received a copy of the GNU General Public License along
15 with this program; if not, write to the Free Software Foundation, Inc.,
16 675 Mass Ave, Cambridge, MA 02139, USA.
19 #include "pbd/convert.h"
21 #include "ardour/automation_control.h"
22 #include "ardour/gain_control.h"
23 #include "ardour/rc_configuration.h"
24 #include "ardour/route.h"
25 #include "ardour/session.h"
26 #include "ardour/vca.h"
30 using namespace ARDOUR;
34 gint VCA::next_number = 0;
35 string VCA::xml_node_name (X_("VCA"));
38 VCA::default_name_template ()
44 VCA::next_vca_number ()
46 /* recall that atomic_int_add() returns the value before the add */
47 return g_atomic_int_add (&next_number, 1) + 1;
50 VCA::VCA (Session& s, uint32_t num, const string& name)
51 : SessionHandleRef (s)
55 , _control (new GainControl (s, Evoral::Parameter (GainAutomation), boost::shared_ptr<AutomationList> ()))
56 , _solo_requested (false)
57 , _mute_requested (false)
59 add_control (_control);
62 VCA::VCA (Session& s, XMLNode const & node, int version)
63 : SessionHandleRef (s)
66 , _control (new GainControl (s, Evoral::Parameter (GainAutomation), boost::shared_ptr<AutomationList> ()))
67 , _solo_requested (false)
68 , _mute_requested (false)
70 add_control (_control);
72 set_state (node, version);
77 DropReferences (); /* emit signal */
81 VCA::set_value (double val, Controllable::GroupControlDisposition gcd)
83 _control->set_value (val, gcd);
87 VCA::get_value() const
89 return _control->get_value();
93 VCA::set_name (string const& str)
101 XMLNode* node = new XMLNode (xml_node_name);
102 node->add_property (X_("name"), _name);
103 node->add_property (X_("number"), _number);
104 node->add_property (X_("soloed"), (_solo_requested ? X_("yes") : X_("no")));
105 node->add_property (X_("muted"), (_mute_requested ? X_("yes") : X_("no")));
107 node->add_child_nocopy (_control->get_state());
108 node->add_child_nocopy (get_automation_xml_state());
114 VCA::set_state (XMLNode const& node, int version)
116 XMLProperty const* prop;
118 if ((prop = node.property ("name")) != 0) {
119 set_name (prop->value());
122 if ((prop = node.property ("number")) != 0) {
123 _number = atoi (prop->value());
126 XMLNodeList const &children (node.children());
127 for (XMLNodeList::const_iterator i = children.begin(); i != children.end(); ++i) {
128 if ((*i)->name() == Controllable::xml_node_name) {
129 XMLProperty* prop = (*i)->property ("name");
130 if (prop && prop->value() == X_("gaincontrol")) {
131 _control->set_state (**i, version);
140 VCA::add_solo_mute_target (boost::shared_ptr<Route> r)
142 Glib::Threads::RWLock::WriterLock lm (solo_mute_lock);
143 solo_mute_targets.push_back (r);
144 r->DropReferences.connect_same_thread (solo_mute_connections, boost::bind (&VCA::solo_mute_target_going_away, this, boost::weak_ptr<Route> (r)));
148 VCA::remove_solo_mute_target (boost::shared_ptr<Route> r)
150 Glib::Threads::RWLock::WriterLock lm (solo_mute_lock);
151 solo_mute_targets.remove (r);
155 VCA::solo_mute_target_going_away (boost::weak_ptr<Route> wr)
157 boost::shared_ptr<Route> r (wr.lock());
162 Glib::Threads::RWLock::WriterLock lm (solo_mute_lock);
163 solo_mute_targets.remove (r);
167 VCA::set_solo (bool yn)
170 Glib::Threads::RWLock::ReaderLock lm (solo_mute_lock);
172 if (yn == _solo_requested) {
176 if (solo_mute_targets.empty()) {
180 boost::shared_ptr<RouteList> rl (new RouteList (solo_mute_targets));
182 if (Config->get_solo_control_is_listen_control()) {
183 _session.set_listen (rl, yn, Session::rt_cleanup, Controllable::NoGroup);
185 _session.set_solo (rl, yn, Session::rt_cleanup, Controllable::NoGroup);
189 _solo_requested = yn;
190 SoloChange(); /* EMIT SIGNAL */
194 VCA::set_mute (bool yn)
197 Glib::Threads::RWLock::ReaderLock lm (solo_mute_lock);
198 if (yn == _mute_requested) {
202 boost::shared_ptr<RouteList> rl (new RouteList (solo_mute_targets));
203 _session.set_mute (rl, yn, Session::rt_cleanup, Controllable::NoGroup);
206 _mute_requested = yn;
207 MuteChange(); /* EMIT SIGNAL */
213 return _solo_requested;
219 return _mute_requested;