From 0c1c7ec64261ec6d9da1fd51b25151ab036e8672 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Mon, 20 Jun 2016 12:52:01 -0400
Subject: [PATCH] set latency range for shadow port.

Not tracked if parent/owner port changes latency
---
 libs/ardour/async_midi_port.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/libs/ardour/async_midi_port.cc b/libs/ardour/async_midi_port.cc
index abbe0d900a..d794291585 100644
--- a/libs/ardour/async_midi_port.cc
+++ b/libs/ardour/async_midi_port.cc
@@ -371,5 +371,13 @@ AsyncMIDIPort::add_shadow_port (string const & name, MidiFilter mf)
 		return -3;
 	}
 
+	/* forward on our port latency to the shadow port.
+
+	   XXX: need to capture latency changes and forward them too.
+	*/
+
+	LatencyRange latency = private_latency_range (false);
+	shadow_port->set_private_latency_range (latency, false);
+
 	return 0;
 }