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);
59 VCA::get_next_vca_number ()
61 return g_atomic_int_get (&next_number);
64 VCA::VCA (Session& s, uint32_t num, const string& name)
68 , _gain_control (new GainControl (s, Evoral::Parameter (GainAutomation), boost::shared_ptr<AutomationList> ()))
69 , _solo_requested (false)
70 , _mute_requested (false)
77 _solo_control.reset (new VCASoloControllable (X_("solo"), shared_from_this()));
78 _mute_control.reset (new VCAMuteControllable (X_("mute"), shared_from_this()));
80 add_control (_gain_control);
81 add_control (_solo_control);
82 add_control (_mute_control);
89 DropReferences (); /* emit signal */
93 VCA::remote_control_id () const
95 return 9999999 + _number;
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 (_gain_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 _gain_control->set_state (**i, version);
140 VCA::add_solo_target (boost::shared_ptr<Route> r)
142 Glib::Threads::RWLock::WriterLock lm (solo_lock);
143 solo_targets.push_back (r);
144 r->DropReferences.connect_same_thread (solo_connections, boost::bind (&VCA::solo_target_going_away, this, boost::weak_ptr<Route> (r)));
148 VCA::remove_solo_target (boost::shared_ptr<Route> r)
150 Glib::Threads::RWLock::WriterLock lm (solo_lock);
151 solo_targets.remove (r);
155 VCA::solo_target_going_away (boost::weak_ptr<Route> wr)
157 boost::shared_ptr<Route> r (wr.lock());
161 remove_solo_target (r);
165 VCA::set_solo (bool yn)
168 Glib::Threads::RWLock::ReaderLock lm (solo_lock);
170 if (yn == _solo_requested) {
174 if (solo_targets.empty()) {
178 boost::shared_ptr<RouteList> rl (new RouteList (solo_targets));
180 if (Config->get_solo_control_is_listen_control()) {
181 _session.set_listen (rl, yn, Session::rt_cleanup, Controllable::NoGroup);
183 _session.set_implicit_solo (rl, (yn ? 1 : -1), true, Session::rt_cleanup, Controllable::NoGroup);
187 _solo_requested = yn;
191 VCA::add_mute_target (boost::shared_ptr<Route> r)
193 Glib::Threads::RWLock::WriterLock lm (mute_lock);
194 mute_targets.push_back (r);
195 r->DropReferences.connect_same_thread (mute_connections, boost::bind (&VCA::mute_target_going_away, this, boost::weak_ptr<Route> (r)));
199 VCA::remove_mute_target (boost::shared_ptr<Route> r)
201 Glib::Threads::RWLock::WriterLock lm (mute_lock);
202 mute_targets.remove (r);
206 VCA::mute_target_going_away (boost::weak_ptr<Route> wr)
208 boost::shared_ptr<Route> r (wr.lock());
212 remove_mute_target (r);
216 VCA::set_mute (bool yn)
219 Glib::Threads::RWLock::ReaderLock lm (mute_lock);
220 if (yn == _mute_requested) {
224 boost::shared_ptr<RouteList> rl (new RouteList (mute_targets));
225 _session.set_mute (rl, yn, Session::rt_cleanup, Controllable::NoGroup);
228 _mute_requested = yn;
234 return _solo_requested;
240 return _mute_requested;
243 VCA::VCASoloControllable::VCASoloControllable (string const & name, boost::shared_ptr<VCA> vca)
244 : AutomationControl (vca->session(), Evoral::Parameter (SoloAutomation), ParameterDescriptor (Evoral::Parameter (SoloAutomation)),
245 boost::shared_ptr<AutomationList>(), name)
251 VCA::VCASoloControllable::set_value (double val, PBD::Controllable::GroupControlDisposition gcd)
254 _set_value (val, gcd);
259 VCA::VCASoloControllable::_set_value (double val, PBD::Controllable::GroupControlDisposition gcd)
261 boost::shared_ptr<VCA> vca = _vca.lock();
266 vca->set_solo (val >= 0.5);
268 AutomationControl::set_value (val, gcd);
272 VCA::VCASoloControllable::set_value_unchecked (double val)
274 /* used only by automation playback */
275 _set_value (val, Controllable::NoGroup);
279 VCA::VCASoloControllable::get_value() const
281 boost::shared_ptr<VCA> vca = _vca.lock();
286 return vca->soloed() ? 1.0 : 0.0;
291 VCA::VCAMuteControllable::VCAMuteControllable (string const & name, boost::shared_ptr<VCA> vca)
292 : AutomationControl (vca->session(), Evoral::Parameter (MuteAutomation), ParameterDescriptor (Evoral::Parameter (MuteAutomation)),
293 boost::shared_ptr<AutomationList>(), name)
299 VCA::VCAMuteControllable::set_value (double val, PBD::Controllable::GroupControlDisposition gcd)
302 _set_value (val, gcd);
307 VCA::VCAMuteControllable::_set_value (double val, PBD::Controllable::GroupControlDisposition gcd)
309 boost::shared_ptr<VCA> vca = _vca.lock();
315 vca->set_mute (val >= 0.5);
317 AutomationControl::set_value (val, gcd);
321 VCA::VCAMuteControllable::set_value_unchecked (double val)
323 /* used only by automation playback */
324 _set_value (val, Controllable::NoGroup);
328 VCA::VCAMuteControllable::get_value() const
330 boost::shared_ptr<VCA> vca = _vca.lock();
335 return vca->muted() ? 1.0 : 0.0;