Make send automation work (#4734).

git-svn-id: svn://localhost/ardour2/branches/3.0@12650 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 5 insertions, 0 deletions

diff --git a/libs/ardour/ardour/amp.h b/libs/ardour/ardour/amp.h
index fa2eb98ebf..82f93d312b 100644
--- a/libs/ardour/ardour/amp.h
+++ b/libs/ardour/ardour/amp.h
@@ -48,6 +48,8 @@ public:
 	bool apply_gain () const  { return _apply_gain; }
 	void apply_gain (bool yn) { _apply_gain = yn; }
 
+	void set_gain_automation_buffer (gain_t *);
+
 	void setup_gain_automation (framepos_t start_frame, framepos_t end_frame, framecnt_t nframes);
 
 	bool apply_gain_automation() const  { return _apply_gain_automation; }
@@ -107,6 +109,9 @@ private:
 	float  _current_gain;
 
 	boost::shared_ptr<GainControl> _gain_control;
+
+	/** Buffer that we should use for gain automation */
+	gain_t* _gain_automation_buffer;
 };