Imported Upstream version 2.16.0

[lilypond.git] / input / regression / autobeam-3-4-rules.ly

diff --git a/input/regression/autobeam-3-4-rules.ly b/input/regression/autobeam-3-4-rules.ly
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+\version "2.16.0"
+
+\header {
+
+  doctitle = "Special beaming rules for 3/4 time"
+
+  texinfo = "Beaming in 3/4 time has special treatment.  By default
+six eighth notes are beamed in one. Beams that would imply 6/8 time
+may be avoided with @code{beamHalfMeasure = ##f}.  When the beaming
+is changed, beams should start at the beginning of the measure.
+"
+
+}
+
+\relative c' {
+  \time 3/4
+  \set Timing.beamHalfMeasure = ##f
+  r4.^\markup "Prevent beams that imply 6/8 time" c8 c c |
+  c8 c r c c r |
+  r8_"but these beams are okay" c c c c c | c c c r r4 \bar "||"
+
+  \set Timing.beamHalfMeasure = ##t
+  r4.^\markup "Or allow them" c8 c c c c r c c r
+  \break
+
+  \unset Timing.beamExceptions
+  r8^\markup "Beam to the beat" c c c c c
+  c c c r r4 \bar "||"
+
+  \set Timing.baseMoment = #(ly:make-moment 1 8)
+  \set Timing.beatStructure = #'(3 3)
+  r8^\markup "Override to beam groups of 3 eighth notes" c c c c c
+  r4. c8 c c c c c r4.
+}