From 021a52cc7562aa1c577519c6564ecf55619dba05 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Wed, 6 Apr 2016 02:01:17 +0200
Subject: [PATCH] Route API to query all outputs (incl sends) and graph-feeds

---
 libs/ardour/ardour/route.h |  3 +++
 libs/ardour/route.cc       | 21 +++++++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/libs/ardour/ardour/route.h b/libs/ardour/ardour/route.h
index 3cd225aa33..5cda2f0d59 100644
--- a/libs/ardour/ardour/route.h
+++ b/libs/ardour/ardour/route.h
@@ -91,6 +91,7 @@ class LIBARDOUR_API Route : public SessionObject, public Automatable, public Rou
 	boost::shared_ptr<IO> input() const { return _input; }
 	boost::shared_ptr<IO> output() const { return _output; }
 	IOVector all_inputs () const;
+	IOVector all_outputs () const;
 
 	ChanCount n_inputs() const { return _input->n_ports(); }
 	ChanCount n_outputs() const { return _output->n_ports(); }
@@ -371,6 +372,8 @@ class LIBARDOUR_API Route : public SessionObject, public Automatable, public Rou
 	 */
 	bool direct_feeds_according_to_graph (boost::shared_ptr<Route>, bool* via_send_only = 0);
 
+	bool feeds_according_to_graph (boost::shared_ptr<Route>);
+
 	struct FeedRecord {
 		boost::weak_ptr<Route> r;
 		bool sends_only;
diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc
index 01ab80f9dc..ed23c0e23f 100644
--- a/libs/ardour/route.cc
+++ b/libs/ardour/route.cc
@@ -3628,6 +3628,21 @@ Route::all_inputs () const
 	return ios;
 }
 
+IOVector
+Route::all_outputs () const
+{
+	IOVector ios;
+	// _output is included via Delivery
+	Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
+	for (ProcessorList::const_iterator r = _processors.begin(); r != _processors.end(); ++r) {
+		boost::shared_ptr<IOProcessor> iop = boost::dynamic_pointer_cast<IOProcessor>(*r);
+		if (iop != 0 && iop->output()) {
+			ios.push_back (iop->output());
+		}
+	}
+	return ios;
+}
+
 bool
 Route::direct_feeds_according_to_reality (boost::shared_ptr<Route> other, bool* via_send_only)
 {
@@ -3679,6 +3694,12 @@ Route::direct_feeds_according_to_graph (boost::shared_ptr<Route> other, bool* vi
 	return _session._current_route_graph.has (shared_from_this (), other, via_send_only);
 }
 
+bool
+Route::feeds_according_to_graph (boost::shared_ptr<Route> other)
+{
+	return _session._current_route_graph.feeds (shared_from_this (), other);
+}
+
 /** Called from the (non-realtime) butler thread when the transport is stopped */
 void
 Route::nonrealtime_handle_transport_stopped (bool /*abort_ignored*/, bool /*did_locate*/, bool can_flush_processors)
-- 
2.30.2