2 * Copyright (C) 2016 Paul Davis <paul@linuxaudiosystems.com>
3 * Copyright (C) 2016 Tim Mayberry <mojofunk@gmail.com>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #include "ardour/debug.h"
21 #include "ardour/mute_master.h"
22 #include "ardour/session.h"
23 #include "ardour/solo_isolate_control.h"
27 using namespace ARDOUR;
31 SoloIsolateControl::SoloIsolateControl (Session& session, std::string const & name, Soloable& s, Muteable& m)
32 : SlavableAutomationControl (session, SoloIsolateAutomation, ParameterDescriptor (SoloIsolateAutomation),
33 boost::shared_ptr<AutomationList>(new AutomationList(Evoral::Parameter(SoloIsolateAutomation))),
37 , _solo_isolated (false)
38 , _solo_isolated_by_upstream (0)
40 _list->set_interpolation (Evoral::ControlList::Discrete);
41 /* isolate changes must be synchronized by the process cycle */
42 set_flags (Controllable::Flag (flags() | Controllable::RealTime));
46 SoloIsolateControl::master_changed (bool from_self, PBD::Controllable::GroupControlDisposition gcd, boost::weak_ptr<AutomationControl>)
48 if (!_soloable.can_solo()) {
55 Glib::Threads::RWLock::ReaderLock lm (master_lock);
56 master_soloed = (bool) get_masters_value_locked ();
59 /* Master is considered equivalent to an upstream solo control, not
60 * direct control over self-soloed.
63 mod_solo_isolated_by_upstream (master_soloed ? 1 : -1);
65 /* no need to call AutomationControl::master_changed() since it just
66 emits Changed() which we already did in mod_solo_by_others_upstream()
71 SoloIsolateControl::mod_solo_isolated_by_upstream (int32_t delta)
73 bool old = solo_isolated ();
74 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 mod_solo_isolated_by_upstream cur: %2 d: %3\n",
75 name(), _solo_isolated_by_upstream, delta));
78 if (_solo_isolated_by_upstream >= (uint32_t) abs(delta)) {
79 _solo_isolated_by_upstream += delta;
81 _solo_isolated_by_upstream = 0;
84 _solo_isolated_by_upstream += delta;
87 if (solo_isolated() != old) {
88 Changed (false, Controllable::NoGroup); /* EMIT SIGNAL */
93 SoloIsolateControl::actually_set_value (double val, PBD::Controllable::GroupControlDisposition gcd)
95 if (!_soloable.can_solo()) {
99 set_solo_isolated (val, gcd);
101 /* this sets the Evoral::Control::_user_value for us, which will
102 be retrieved by AutomationControl::get_value (), and emits Changed
105 AutomationControl::actually_set_value (val, gcd);
109 SoloIsolateControl::set_solo_isolated (bool yn, Controllable::GroupControlDisposition group_override)
111 if (!_soloable.can_solo()) {
115 bool changed = false;
118 if (_solo_isolated == false) {
121 _solo_isolated = true;
123 if (_solo_isolated == true) {
124 _solo_isolated = false;
133 _soloable.push_solo_isolate_upstream (yn ? 1 : -1);
135 /* XXX should we back-propagate as well? (April 2010: myself and chris goddard think not) */
137 Changed (true, group_override); /* EMIT SIGNAL */
142 SoloIsolateControl::get_value () const
145 return solo_isolated() || get_masters_value ();
148 if (_list && boost::dynamic_pointer_cast<AutomationList>(_list)->automation_playback()) {
149 // Playing back automation, get the value from the list
150 return AutomationControl::get_value();
153 return solo_isolated ();
157 SoloIsolateControl::set_state (XMLNode const & node, int version)
159 if (SlavableAutomationControl::set_state(node, version)) {
163 node.get_property ("solo-isolated", _solo_isolated);
168 SoloIsolateControl::get_state ()
170 XMLNode& node (SlavableAutomationControl::get_state());
171 node.set_property (X_("solo-isolated"), _solo_isolated);