Terminate RapidScreenUpdate clock updates earlier when they are not necessary. Fix set from playhead when used on the position clock in the region properties dialogue. Make clocks sample-accurate when they are set in frames and then queried in frames without an edit in-between.

git-svn-id: svn://localhost/ardour2/branches/3.0@8547 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 7 insertions, 0 deletions

diff --git a/gtk2_ardour/audio_clock.h b/gtk2_ardour/audio_clock.h
index f07b12d4c5..25eab1a3ba 100644
--- a/gtk2_ardour/audio_clock.h
+++ b/gtk2_ardour/audio_clock.h
@@ -183,6 +183,13 @@ class AudioClock : public Gtk::HBox, public ARDOUR::SessionHandlePtr
 	double drag_y;
 	double drag_accum;
 
+	/** true if the time of this clock is the one displayed in its widgets.
+	 *  if false, the time in the widgets is an approximation of _canonical_time,
+	 *  and _canonical_time should be returned as the `current' time of the clock.
+	 */
+	bool _canonical_time_is_displayed;
+	framepos_t _canonical_time;
+
 	void on_realize ();
 
 	bool field_motion_notify_event (GdkEventMotion *ev, Field);