From c452dcda5305ed5f7afb15b96537f4eb712dacbf Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Thu, 22 Jul 2021 10:33:00 -0600
Subject: [PATCH] add access for triggerbox as a well-known (possibly null)
 processor in a route

---
 libs/ardour/ardour/route.h | 3 +++
 libs/ardour/route.cc       | 7 +++++++
 2 files changed, 10 insertions(+)

diff --git a/libs/ardour/ardour/route.h b/libs/ardour/ardour/route.h
index f508182e2e..95ae213d94 100644
--- a/libs/ardour/ardour/route.h
+++ b/libs/ardour/ardour/route.h
@@ -95,6 +95,7 @@ class VCA;
 class SoloIsolateControl;
 class PhaseControl;
 class MonitorControl;
+class TriggerBox;
 
 class LIBARDOUR_API Route : public Stripable,
                             public GraphNode,
@@ -212,6 +213,7 @@ public:
 	boost::shared_ptr<PeakMeter>       peak_meter()       { return _meter; }
 	boost::shared_ptr<const PeakMeter> peak_meter() const { return _meter; }
 	boost::shared_ptr<PeakMeter> shared_peak_meter() const { return _meter; }
+	boost::shared_ptr<TriggerBox> triggerbox() const { return _triggerbox; }
 
 	void flush_processors ();
 
@@ -702,6 +704,7 @@ protected:
 	boost::shared_ptr<Amp>               _volume;
 	boost::shared_ptr<PeakMeter>         _meter;
 	boost::shared_ptr<PolarityProcessor> _polarity;
+	boost::shared_ptr<TriggerBox>        _triggerbox;
 
 	bool _volume_applies_to_output;
 
diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc
index 01b5bb1a7c..2f2a24ceca 100644
--- a/libs/ardour/route.cc
+++ b/libs/ardour/route.cc
@@ -92,6 +92,7 @@
 #include "ardour/session.h"
 #include "ardour/solo_control.h"
 #include "ardour/solo_isolate_control.h"
+#include "ardour/triggerbox.h"
 #include "ardour/types_convert.h"
 #include "ardour/unknown_processor.h"
 #include "ardour/utils.h"
@@ -1029,6 +1030,7 @@ Route::add_processors (const ProcessorList& others, boost::shared_ptr<Processor>
 
 	// check if there's an instrument to replace or configure
 	for (ProcessorList::const_iterator i = others.begin(); i != others.end(); ++i) {
+
 		boost::shared_ptr<PluginInsert> pi;
 		if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*i)) == 0) {
 			continue;
@@ -1093,6 +1095,11 @@ Route::add_processors (const ProcessorList& others, boost::shared_ptr<Processor>
 
 		for (ProcessorList::const_iterator i = others.begin(); i != others.end(); ++i) {
 
+			boost::shared_ptr<TriggerBox> tb = boost::dynamic_pointer_cast<TriggerBox> (*i);
+			if (tb) {
+				_triggerbox = tb;
+			}
+
 			if (*i == _meter) {
 				continue;
 			}