diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2016-04-08 16:51:34 -0400 |
---|---|---|
committer | Paul Davis <paul@linuxaudiosystems.com> | 2016-05-31 15:30:40 -0400 |
commit | 4aa1c242ab1e1bf4fc3575c5d88a22824976a04f (patch) | |
tree | f71d4c56255a9c72bfd582668d03caed1d2c731c /libs/ardour/solo_isolate_control.cc | |
parent | 653ae4acd639fef149314fe6f8c7a0d862afae40 (diff) |
add new files to source tree
Diffstat (limited to 'libs/ardour/solo_isolate_control.cc')
-rw-r--r-- | libs/ardour/solo_isolate_control.cc | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/libs/ardour/solo_isolate_control.cc b/libs/ardour/solo_isolate_control.cc new file mode 100644 index 0000000000..d85a973ba3 --- /dev/null +++ b/libs/ardour/solo_isolate_control.cc @@ -0,0 +1,180 @@ +/* + Copyright (C) 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 the Free + Software Foundation; either version 2 of the License, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + for more details. + + You should have received a copy of the GNU General Public License along + with this program; if not, write to the Free Software Foundation, Inc., + 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#include "ardour/debug.h" +#include "ardour/mute_master.h" +#include "ardour/session.h" +#include "ardour/solo_isolate_control.h" + +#include "i18n.h" + +using namespace ARDOUR; +using namespace std; +using namespace PBD; + +SoloIsolateControl::SoloIsolateControl (Session& session, std::string const & name, Soloable& s, Muteable& m) + : SlavableAutomationControl (session, SoloAutomation, ParameterDescriptor (SoloIsolateAutomation), + boost::shared_ptr<AutomationList>(new AutomationList(Evoral::Parameter(SoloIsolateAutomation))), + name) + , _soloable (s) + , _muteable (m) + , _solo_isolated (false) + , _solo_isolated_by_upstream (0) +{ + _list->set_interpolation (Evoral::ControlList::Discrete); + /* isolate changes must be synchronized by the process cycle */ + set_flags (Controllable::Flag (flags() | Controllable::RealTime)); +} + +void +SoloIsolateControl::master_changed (bool from_self, PBD::Controllable::GroupControlDisposition gcd) +{ + if (!_soloable.can_solo()) { + return; + } + + bool master_soloed; + + { + Glib::Threads::RWLock::ReaderLock lm (master_lock); + master_soloed = (bool) get_masters_value_locked (); + } + + /* Master is considered equivalent to an upstream solo control, not + * direct control over self-soloed. + */ + + mod_solo_isolated_by_upstream (master_soloed ? 1 : -1); + + /* no need to call AutomationControl::master_changed() since it just + emits Changed() which we already did in mod_solo_by_others_upstream() + */ +} + +void +SoloIsolateControl::mod_solo_isolated_by_upstream (int32_t delta) +{ + bool old = solo_isolated (); + DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 mod_solo_isolated_by_upstream cur: %2 d: %3\n", + name(), _solo_isolated_by_upstream, delta)); + + if (delta < 0) { + if (_solo_isolated_by_upstream >= (uint32_t) abs(delta)) { + _solo_isolated_by_upstream += delta; + } else { + _solo_isolated_by_upstream = 0; + } + } else { + _solo_isolated_by_upstream += delta; + } + + if (solo_isolated() != old) { + /* solo isolated status changed */ + _muteable.mute_master()->set_solo_ignore (solo_isolated()); + Changed (false, Controllable::NoGroup); /* EMIT SIGNAL */ + } +} + +void +SoloIsolateControl::actually_set_value (double val, PBD::Controllable::GroupControlDisposition gcd) +{ + if (!_soloable.can_solo()) { + return; + } + + set_solo_isolated (val == 0.0 ? false : true, gcd); + + /* this sets the Evoral::Control::_user_value for us, which will + be retrieved by AutomationControl::get_value (), and emits Changed + */ + + AutomationControl::actually_set_value (val, gcd); + _session.set_dirty (); +} + +void +SoloIsolateControl::set_solo_isolated (bool yn, Controllable::GroupControlDisposition group_override) +{ + if (_soloable.can_solo()) { + return; + } + + bool changed = false; + + if (yn) { + if (_solo_isolated == false) { + _muteable.mute_master()->set_solo_ignore (true); + changed = true; + } + _solo_isolated = true; + } else { + if (_solo_isolated == true) { + _solo_isolated = false; + _muteable.mute_master()->set_solo_ignore (false); + changed = true; + } + } + + + if (!changed) { + return; + } + + _soloable.push_solo_isolate_upstream (yn ? 1 : -1); + + /* XXX should we back-propagate as well? (April 2010: myself and chris goddard think not) */ + + Changed (true, group_override); /* EMIT SIGNAL */ +} + + +double +SoloIsolateControl::get_value () const +{ + if (slaved()) { + Glib::Threads::RWLock::ReaderLock lm (master_lock); + return get_masters_value_locked () ? 1.0 : 0.0; + } + + if (_list && boost::dynamic_pointer_cast<AutomationList>(_list)->automation_playback()) { + // Playing back automation, get the value from the list + return AutomationControl::get_value(); + } + + return solo_isolated () ? 1.0 : 0.0; +} + +int +SoloIsolateControl::set_state (XMLNode const & node, int) +{ + XMLProperty const * prop; + + if ((prop = node.property ("solo-isolated")) != 0) { + _solo_isolated = string_is_affirmative (prop->value()); + } + + return 0; +} + +XMLNode& +SoloIsolateControl::get_state () +{ + XMLNode& node (SlavableAutomationControl::get_state()); + node.add_property (X_("solo-isolated"), _solo_isolated ? X_("yes") : X_("no")); + return node; +} |