add new files to source tree

1 files changed, 115 insertions, 0 deletions

diff --git a/libs/ardour/mute_control.cc b/libs/ardour/mute_control.cc
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+++ b/libs/ardour/mute_control.cc
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+/*
+    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 "evoral/ControlList.hpp"
+
+#include "ardour/mute_master.h"
+#include "ardour/session.h"
+#include "ardour/mute_control.h"
+
+#include "i18n.h"
+
+using namespace ARDOUR;
+using namespace std;
+
+
+MuteControl::MuteControl (Session& session, std::string const & name, Muteable& m)
+	: SlavableAutomationControl (session, MuteAutomation, ParameterDescriptor (MuteAutomation),
+	                             boost::shared_ptr<AutomationList> (new AutomationList (Evoral::Parameter (MuteAutomation))),
+	                             name)
+	, _muteable (m)
+{
+	_list->set_interpolation (Evoral::ControlList::Discrete);
+	/* mute changes must be synchronized by the process cycle */
+	set_flags (Controllable::Flag (flags() | Controllable::RealTime));
+}
+
+void
+MuteControl::master_changed (bool from_self, PBD::Controllable::GroupControlDisposition gcd)
+{
+	bool master_muted;
+
+	{
+		Glib::Threads::RWLock::ReaderLock lm (master_lock);
+		master_muted = (bool) get_masters_value_locked ();
+	}
+
+	_muteable.mute_master()->mod_muted_by_others (master_muted ? 1 : -1);
+
+	SlavableAutomationControl::master_changed (false, gcd);
+}
+
+void
+MuteControl::actually_set_value (double val, Controllable::GroupControlDisposition gcd)
+{
+	if (muted() != bool (val)) {
+		_muteable.mute_master()->set_muted_by_self (val);
+
+		/* allow the Muteable to respond to the mute change
+		   before anybody else knows about it.
+		*/
+		_muteable.act_on_mute ();
+	}
+
+	AutomationControl::actually_set_value (val, gcd);
+}
+
+double
+MuteControl::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 muted() ? 1.0 : 0.0;
+}
+
+void
+MuteControl::set_mute_points (MuteMaster::MutePoint mp)
+{
+	_muteable.mute_master()->set_mute_points (mp);
+	_muteable.mute_points_changed (); /* EMIT SIGNAL */
+
+	if (_muteable.mute_master()->muted_by_self()) {
+		Changed (true, Controllable::UseGroup); /* EMIT SIGNAL */
+	}
+}
+
+MuteMaster::MutePoint
+MuteControl::mute_points () const
+{
+	return _muteable.mute_master()->mute_points ();
+}
+
+bool
+MuteControl::muted () const
+{
+	return _muteable.mute_master()->muted_by_self();
+}
+
+bool
+MuteControl::muted_by_others () const
+{
+	return _muteable.mute_master()->muted_by_others ();
+}