From 5c47ce32ec9096ba84c1302c8bee6c47b996f142 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Wed, 10 Oct 2018 22:41:49 +0200
Subject: Fix master_send_enable_controllable for Mixbusses

---
 libs/ardour/route.cc | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc
index b57002abab..d9cee57441 100644
--- a/libs/ardour/route.cc
+++ b/libs/ardour/route.cc
@@ -5772,13 +5772,15 @@ boost::shared_ptr<AutomationControl>
 Route::master_send_enable_controllable () const
 {
 #ifdef  MIXBUS
-	boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
+	if (is_master() || is_monitor() || is_auditioner()) {
+		return boost::shared_ptr<AutomationControl>();
+	}
+
+	boost::shared_ptr<ARDOUR::PluginInsert> plug = mixbus() ? ch_pre () : ch_post();
 	if (!plug) {
 		return boost::shared_ptr<AutomationControl>();
 	}
-# undef MIXBUS_PORTS_H
-# include "../../gtk2_ardour/mixbus_ports.h"
-	return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_channel_post_mstr_assign)));
+	return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, mixbus() ? 3 : 19)));
 #else
 	return boost::shared_ptr<AutomationControl>();
 #endif
-- 
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