limit automation event density - fixes #5928

Constrain control points to one per tick (1/1920 beats).

Prior to this it was possible to set two values to the
same time (interpolation and iteration failed).

1 files changed, 2 insertions, 1 deletions

diff --git a/gtk2_ardour/automation_line.h b/gtk2_ardour/automation_line.h
index dcd81c8b4e..67e8fbc52b 100644
--- a/gtk2_ardour/automation_line.h
+++ b/gtk2_ardour/automation_line.h
@@ -47,6 +47,7 @@ class TimeAxisView;
 class AutomationTimeAxisView;
 class Selectable;
 class Selection;
+class PublicEditor;
 
 
 /** A GUI representation of an ARDOUR::AutomationList */
@@ -183,7 +184,7 @@ public:
 		ContiguousControlPoints (AutomationLine& al);
 		double clamp_dx (double dx);
 		void move (double dx, double dy);
-		void compute_x_bounds ();
+		void compute_x_bounds (PublicEditor& e);
 private:
 		AutomationLine& line;
 		double before_x;