Fix default measure length in beaming-pattern

[lilypond.git] / lily / rest-collision.cc

diff --git a/lily/rest-collision.cc b/lily/rest-collision.cc
index ccd18f17e721297a56542909a9300754a979bc7f..6448492b8f5f925b954fe9fb4064b4b0cb50cb2a 100644 (file)
--- a/lily/rest-collision.cc
+++ b/lily/rest-collision.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 1997--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "rest-collision.hh"
@@ -14,6 +14,7 @@ using namespace std;
 #include "directional-element-interface.hh"
 #include "duration.hh"
 #include "international.hh"
+#include "item.hh"
 #include "note-column.hh"
 #include "output-def.hh"
 #include "pointer-group-interface.hh"
@@ -228,7 +229,10 @@ Rest_collision::calc_positioning_done (SCM smob)
       Interval notedim;
       for (vsize i = 0; i < notes.size (); i++)
        {
-         if (Note_column::dir (notes[i]) == -dir)
+         if (Note_column::dir (notes[i]) == -dir
+             // If the note has already happened (but it has a long duration, so there is a collision),
+             // don't look at the stem. If we do, the rest gets shifted down a lot and it looks bad.
+             || dynamic_cast<Item*> (notes[i])->get_column () != dynamic_cast<Item*> (rest)->get_column ())
            {
              /* try not to look at the stem, as looking at a beamed
                 note may trigger beam positioning prematurely.
@@ -272,8 +276,8 @@ Rest_collision::calc_positioning_done (SCM smob)
 }
 
 ADD_INTERFACE (Rest_collision,
-              "Move around ordinary rests (not multi-measure-rests) to avoid "
-              "conflicts.",
+              "Move around ordinary rests (not multi-measure-rests) to avoid"
+              " conflicts.",
 
               /* properties */
               "minimum-distance "