From d2c8d357dabb1f58bc5992e82232cdbbe99fb774 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Fri, 5 May 2017 16:47:25 +0200
Subject: [PATCH] Move special-cased FP8 mute-state into libardour

---
 libs/ardour/ardour/session.h |  3 ++
 libs/ardour/session.cc       | 53 ++++++++++++++++++++++++++++++++++++
 2 files changed, 56 insertions(+)

diff --git a/libs/ardour/ardour/session.h b/libs/ardour/ardour/session.h
index 45f806bac4..dfeb1d0834 100644
--- a/libs/ardour/ardour/session.h
+++ b/libs/ardour/ardour/session.h
@@ -836,6 +836,9 @@ class LIBARDOUR_API Session : public PBD::StatefulDestructible, public PBD::Scop
 
 	/* session-wide solo/mute/rec-enable */
 
+	bool muted() const;
+	std::vector<boost::weak_ptr<AutomationControl> > cancel_all_mute ();
+
 	bool soloing() const { return _non_soloed_outs_muted; }
 	bool listening() const { return _listen_cnt > 0; }
 	bool solo_isolated() const { return _solo_isolated_cnt > 0; }
diff --git a/libs/ardour/session.cc b/libs/ardour/session.cc
index 2b86c62bea..4ffb58566e 100644
--- a/libs/ardour/session.cc
+++ b/libs/ardour/session.cc
@@ -4174,6 +4174,59 @@ Session::update_route_solo_state (boost::shared_ptr<RouteList> r)
 	set_dirty();
 }
 
+bool
+Session::muted () const
+{
+	// TODO consider caching the value on every MuteChanged signal,
+	// Note that API users may also subscribe to MuteChanged and hence
+	// this method needs to be called first.
+	bool muted = false;
+	StripableList all;
+	get_stripables (all);
+	for (StripableList::const_iterator i = all.begin(); i != all.end(); ++i) {
+		if ((*i)->is_auditioner() || (*i)->is_monitor()) {
+			continue;
+		}
+		boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route>(*i);
+		if (r && !r->active()) {
+			continue;
+		}
+		boost::shared_ptr<MuteControl> mc = (*i)->mute_control();
+		if (mc && mc->muted ()) {
+			muted = true;
+			break;
+		}
+	}
+	return muted;
+}
+
+std::vector<boost::weak_ptr<AutomationControl> >
+Session::cancel_all_mute ()
+{
+	StripableList all;
+	get_stripables (all);
+	std::vector<boost::weak_ptr<AutomationControl> > muted;
+	boost::shared_ptr<ControlList> cl (new ControlList);
+	for (StripableList::const_iterator i = all.begin(); i != all.end(); ++i) {
+		if ((*i)->is_auditioner() || (*i)->is_monitor()) {
+			continue;
+		}
+		boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route> (*i);
+		if (r && !r->active()) {
+			continue;
+		}
+		boost::shared_ptr<AutomationControl> ac = (*i)->mute_control();
+		if (ac && ac->get_value () > 0) {
+			cl->push_back (ac);
+			muted.push_back (boost::weak_ptr<AutomationControl>(ac));
+		}
+	}
+	if (!cl->empty ()) {
+		set_controls (cl, 0.0, PBD::Controllable::UseGroup);
+	}
+	return muted;
+}
+
 void
 Session::get_stripables (StripableList& sl) const
 {
-- 
2.30.2