From: Han-Wen Nienhuys <hanwen@lilypond.org>
Date: Thu, 24 Feb 2011 15:50:23 +0000 (-0300)
Subject: Only look at normal stems for beam collisions.
X-Git-Tag: release/2.13.52-1~56
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=8335103e9c19b697f89d6bc5e33f3b27daf706e0;p=lilypond.git

Only look at normal stems for beam collisions.
---

diff --git a/lily/beam-quanting.cc b/lily/beam-quanting.cc
index 05fa591d7d..f8a9434e7e 100644
--- a/lily/beam-quanting.cc
+++ b/lily/beam-quanting.cc
@@ -208,7 +208,7 @@ void Beam_scoring_problem::init_collisions (vector<Grob*> grobs)
     while (flip (&d) != LEFT);
 
     Grob* stem = unsmob_grob (grobs[i]->get_object ("stem"));
-    if (stem && Stem::has_interface (stem))
+    if (stem && Stem::has_interface (stem) && Stem::is_normal_stem (stem))
       {
         stems.insert (stem);
       }