Imported Upstream version 2.19.45

[lilypond.git] / Documentation / snippets / subdividing-beams.ly

diff --git a/Documentation/snippets/subdividing-beams.ly b/Documentation/snippets/subdividing-beams.ly
index e7080e65a5898334dc02a278699e15a53336c13d..05f6b9bc9b942be33adae0fbf81c6bf218fe7f0f 100644 (file)
--- a/Documentation/snippets/subdividing-beams.ly
+++ b/Documentation/snippets/subdividing-beams.ly
@@ -1,10 +1,11 @@
-%% DO NOT EDIT this file manually; it is automatically
-%% generated from LSR http://lsr.dsi.unimi.it
-%% Make any changes in LSR itself, or in Documentation/snippets/new/ ,
-%% and then run scripts/auxiliar/makelsr.py
-%%
-%% This file is in the public domain.
-\version "2.17.11"
+% DO NOT EDIT this file manually; it is automatically
+% generated from Documentation/snippets/new
+% Make any changes in Documentation/snippets/new/
+% and then run scripts/auxiliar/makelsr.py
+%
+% This file is in the public domain.
+%% Note: this file works from version 2.19.40
+\version "2.19.40"
 
 \header {
   lsrtags = "rhythms"
@@ -16,18 +17,23 @@ entire groups of notes.  This behavior can be modified to subdivide the
 beams into sub-groups by setting the property @code{subdivideBeams}.
 When set, multiple beams will be subdivided at intervals defined by the
 current value of @code{baseMoment} by reducing the multiple beams to
-just one beam between the sub-groups. Note that @code{baseMoment}
-defaults to one over the denominator of the current time signature if
-not set explicitly. It must be set to a fraction giving the duration of
-the beam sub-group using the @code{ly:make-moment} function, as shown
-in this snippet. Also, when @code{baseMoment} is changed,
-@code{beatStructure} should also be changed to match the new
-@code{baseMoment}:
+the number of beams that indicates the metric value of the subdivision.
+If the group following the division is shorter than the current metric
+value (usually because the beam is incomplete) the number of beams
+reflects the longest possible subdivision group.  However, if there is
+only one note left after the division this restriction isn't applied.
+Note that @code{baseMoment} defaults to one over the denominator of the
+current time signature if not set explicitly. It must be set to a
+fraction giving the duration of the beam sub-group using the
+@code{ly:make-moment} function, as shown in this snippet. Also, when
+@code{baseMoment} is changed, @code{beatStructure} should also be
+changed to match the new @code{baseMoment}:
 
 "
   doctitle = "Subdividing beams"
 } % begin verbatim
 
+
 \relative c'' {
   c32[ c c c c c c c]
   \set subdivideBeams = ##t
@@ -35,11 +41,22 @@ in this snippet. Also, when @code{baseMoment} is changed,
 
   % Set beam sub-group length to an eighth note
   \set baseMoment = #(ly:make-moment 1/8)
-  \set beatStructure = #'(2 2 2 2)
+  \set beatStructure = 2,2,2,2
   c32[ c c c c c c c]
 
   % Set beam sub-group length to a sixteenth note
   \set baseMoment = #(ly:make-moment 1/16)
-  \set beatStructure = #'(4 4 4 4)
+  \set beatStructure = 4,4,4,4
   c32[ c c c c c c c]
+
+  % Shorten beam by 1/32
+  \set baseMoment = #(ly:make-moment 1/8)
+  \set beatStructure = 2,2,2,2
+  c32[ c c c c c c] r32
+
+  % Shorten beam by 3/32
+  \set baseMoment = #(ly:make-moment 1/8)
+  \set beatStructure = 2,2,2,2
+  c32[ c c c c] r16.
+  r2
 }