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 = 1;
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. We
47 * start at one, then next one will be two etc.
49 return g_atomic_int_add (&next_number, 1);
53 VCA::set_next_vca_number (uint32_t n)
55 g_atomic_int_set (&next_number, n);
58 VCA::VCA (Session& s, uint32_t num, const string& name)
62 , _gain_control (new GainControl (s, Evoral::Parameter (GainAutomation), boost::shared_ptr<AutomationList> ()))
63 , _solo_requested (false)
64 , _mute_requested (false)
71 _solo_control.reset (new VCASoloControllable (X_("solo"), shared_from_this()));
72 _mute_control.reset (new VCAMuteControllable (X_("mute"), shared_from_this()));
74 add_control (_gain_control);
75 add_control (_solo_control);
76 add_control (_mute_control);
83 DropReferences (); /* emit signal */
87 VCA::remote_control_id () const
89 return 9999999 + _number;
95 XMLNode* node = new XMLNode (xml_node_name);
96 node->add_property (X_("name"), _name);
97 node->add_property (X_("number"), _number);
98 node->add_property (X_("soloed"), (_solo_requested ? X_("yes") : X_("no")));
99 node->add_property (X_("muted"), (_mute_requested ? X_("yes") : X_("no")));
101 node->add_child_nocopy (_gain_control->get_state());
102 node->add_child_nocopy (get_automation_xml_state());
108 VCA::set_state (XMLNode const& node, int version)
110 XMLProperty const* prop;
112 if ((prop = node.property ("name")) != 0) {
113 set_name (prop->value());
116 if ((prop = node.property ("number")) != 0) {
117 _number = atoi (prop->value());
120 XMLNodeList const &children (node.children());
121 for (XMLNodeList::const_iterator i = children.begin(); i != children.end(); ++i) {
122 if ((*i)->name() == Controllable::xml_node_name) {
123 XMLProperty* prop = (*i)->property ("name");
124 if (prop && prop->value() == X_("gaincontrol")) {
125 _gain_control->set_state (**i, version);
134 VCA::add_solo_mute_target (boost::shared_ptr<Route> r)
136 Glib::Threads::RWLock::WriterLock lm (solo_mute_lock);
137 solo_mute_targets.push_back (r);
138 r->DropReferences.connect_same_thread (solo_mute_connections, boost::bind (&VCA::solo_mute_target_going_away, this, boost::weak_ptr<Route> (r)));
142 VCA::remove_solo_mute_target (boost::shared_ptr<Route> r)
144 Glib::Threads::RWLock::WriterLock lm (solo_mute_lock);
145 solo_mute_targets.remove (r);
149 VCA::solo_mute_target_going_away (boost::weak_ptr<Route> wr)
151 boost::shared_ptr<Route> r (wr.lock());
156 Glib::Threads::RWLock::WriterLock lm (solo_mute_lock);
157 solo_mute_targets.remove (r);
161 VCA::set_solo (bool yn)
164 Glib::Threads::RWLock::ReaderLock lm (solo_mute_lock);
166 if (yn == _solo_requested) {
170 if (solo_mute_targets.empty()) {
174 boost::shared_ptr<RouteList> rl (new RouteList (solo_mute_targets));
176 if (Config->get_solo_control_is_listen_control()) {
177 _session.set_listen (rl, yn, Session::rt_cleanup, Controllable::NoGroup);
179 _session.set_solo (rl, yn, Session::rt_cleanup, Controllable::NoGroup);
183 _solo_requested = yn;
187 VCA::set_mute (bool yn)
190 Glib::Threads::RWLock::ReaderLock lm (solo_mute_lock);
191 if (yn == _mute_requested) {
195 boost::shared_ptr<RouteList> rl (new RouteList (solo_mute_targets));
196 _session.set_mute (rl, yn, Session::rt_cleanup, Controllable::NoGroup);
199 _mute_requested = yn;
205 return _solo_requested;
211 return _mute_requested;
214 VCA::VCASoloControllable::VCASoloControllable (string const & name, boost::shared_ptr<VCA> vca)
215 : AutomationControl (vca->session(), Evoral::Parameter (SoloAutomation), ParameterDescriptor (Evoral::Parameter (SoloAutomation)),
216 boost::shared_ptr<AutomationList>(), name)
222 VCA::VCASoloControllable::set_value (double val, PBD::Controllable::GroupControlDisposition gcd)
225 _set_value (val, gcd);
230 VCA::VCASoloControllable::_set_value (double val, PBD::Controllable::GroupControlDisposition gcd)
232 boost::shared_ptr<VCA> vca = _vca.lock();
237 vca->set_solo (val >= 0.5);
239 AutomationControl::set_value (val, gcd);
243 VCA::VCASoloControllable::set_value_unchecked (double val)
245 /* used only by automation playback */
246 _set_value (val, Controllable::NoGroup);
250 VCA::VCASoloControllable::get_value() const
252 boost::shared_ptr<VCA> vca = _vca.lock();
257 return vca->soloed() ? 1.0 : 0.0;
262 VCA::VCAMuteControllable::VCAMuteControllable (string const & name, boost::shared_ptr<VCA> vca)
263 : AutomationControl (vca->session(), Evoral::Parameter (MuteAutomation), ParameterDescriptor (Evoral::Parameter (MuteAutomation)),
264 boost::shared_ptr<AutomationList>(), name)
270 VCA::VCAMuteControllable::set_value (double val, PBD::Controllable::GroupControlDisposition gcd)
273 _set_value (val, gcd);
278 VCA::VCAMuteControllable::_set_value (double val, PBD::Controllable::GroupControlDisposition gcd)
280 boost::shared_ptr<VCA> vca = _vca.lock();
286 vca->set_mute (val >= 0.5);
288 AutomationControl::set_value (val, gcd);
292 VCA::VCAMuteControllable::set_value_unchecked (double val)
294 /* used only by automation playback */
295 _set_value (val, Controllable::NoGroup);
299 VCA::VCAMuteControllable::get_value() const
301 boost::shared_ptr<VCA> vca = _vca.lock();
306 return vca->muted() ? 1.0 : 0.0;