From 9bc8b32b8eaf8304d0c51c3340e15345b7300988 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Thu, 14 Sep 2017 22:50:08 -0400
Subject: add back-pointer to TempoMap from points, and push dirty=true into
 map

---
 nutemp/t.cc | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'nutemp/t.cc')

diff --git a/nutemp/t.cc b/nutemp/t.cc
index 2ea87a0a16..c8336ccde8 100644
--- a/nutemp/t.cc
+++ b/nutemp/t.cc
@@ -306,6 +306,23 @@ TempoMetric::superclock_at_qn (Evoral::Beats const & qn) const
 	return llrint (superclocks_per_quarter_note() * (log1p (_c_per_quarter * qn.to_double()) / _c_per_quarter));
 }
 
+void
+TempoMapPoint::set_map (TempoMap* m)
+{
+	_map = m;
+}
+
+void
+TempoMapPoint::set_dirty (bool yn)
+{
+	if (yn != _dirty) {
+		_dirty = yn;
+		if (yn && _map) {
+			_map->set_dirty (true);
+		}
+	}
+}
+
 Evoral::Beats
 TempoMapPoint::quarters_at (superclock_t sc) const
 {
@@ -339,11 +356,18 @@ TempoMapPoint::bbt_at (Evoral::Beats const & qn) const
 
 TempoMap::TempoMap (Tempo const & initial_tempo, Meter const & initial_meter, framecnt_t sr)
 	: _sample_rate (sr)
+	, _dirty (false)
 {
 	TempoMapPoint tmp (TempoMapPoint::Flag (TempoMapPoint::ExplicitMeter|TempoMapPoint::ExplicitTempo), initial_tempo, initial_meter, 0, Evoral::Beats(), Timecode::BBT_Time(), AudioTime);
 	_points.push_back (tmp);
 }
 
+void
+TempoMap::set_dirty (bool yn)
+{
+	_dirty = yn;
+}
+
 Meter const &
 TempoMap::meter_at (superclock_t sc) const
 {
-- 
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