Imported Upstream version 2.18.0

[lilypond.git] / lily / tuplet-iterator.cc

diff --git a/lily/tuplet-iterator.cc b/lily/tuplet-iterator.cc
index 872ccae48d662215f64c844b5f4b9cadc920062c..bf9a223684840885a32edf9d1efbcfa5354676b0 100644 (file)
--- a/lily/tuplet-iterator.cc
+++ b/lily/tuplet-iterator.cc
@@ -126,12 +126,17 @@ Tuplet_iterator::process (Moment m)
 void
 Tuplet_iterator::construct_children ()
 {
-  spanner_duration_ = music_get_length ();
+  if (Duration *d = unsmob_duration (get_music ()->get_property ("duration")))
+    spanner_duration_ = d->get_length ();
+  else
+    {
+      spanner_duration_ = music_get_length ();
 
-  Moment *mp
-    = unsmob_moment (get_outlet ()->get_property ("tupletSpannerDuration"));
-  if (mp)
-    spanner_duration_ = min (mp->main_part_, spanner_duration_);
+      Moment *mp
+        = unsmob_moment (get_outlet ()->get_property ("tupletSpannerDuration"));
+      if (mp)
+        spanner_duration_ = min (mp->main_part_, spanner_duration_);
+    }
 
   Music_wrapper_iterator::construct_children ();