Issue 3581: Add support for changing MIDI balance, pan position, reverb and chorus...

[lilypond.git] / scm / define-context-properties.scm

diff --git a/scm/define-context-properties.scm b/scm/define-context-properties.scm
index 1cbd9fb8b276a74577f53a6b9361d020577f2738..0104802b1e39474082608608f53fc33a127f290a 100644 (file)
--- a/scm/define-context-properties.scm
+++ b/scm/define-context-properties.scm
@@ -433,6 +433,22 @@ event when notes with the same pitch, in the same MIDI-file track, overlap.")
      (midiMinimumVolume ,number? "Set the minimum loudness for MIDI.
 Ranges from 0 to@tie{}1.")
      (midiChannelMapping ,symbol? "How to map MIDI channels: per @code{instrument} (default), @code{staff} or @code{voice}.")
+     (midiBalance ,number? "Stereo balance for the MIDI channel
+associated with the current context.  Ranges from@tie{}@w{-1} to@tie{}1,
+where the values@tie{}@w{-1} (@code{#LEFT}),@tie{}0 (@code{#CENTER})
+and@tie{}1 (@code{#RIGHT}) correspond to leftmost emphasis, center
+balance, and rightmost emphasis, respectively.")
+     (midiPanPosition ,number? "Pan position for the MIDI channel
+associated with the current context.  Ranges from@tie{}@w{-1} to@tie{}1,
+where the values@tie{}@w{-1} (@code{#LEFT}),@tie{}0 (@code{#CENTER})
+and@tie{}1 (@code{#RIGHT}) correspond to hard left, center, and hard
+right, respectively.")
+     (midiReverbLevel ,number? "Reverb effect level for the MIDI channel
+associated with the current context.  Ranges from 0 to@tie{}1
+(0=off,@tie{}1=full effect).")
+     (midiChorusLevel ,number? "Chorus effect level for the MIDI channel
+associated with the current context.  Ranges from 0 to@tie{}1
+(0=off,@tie{}1=full effect).")
      (minimumFret ,number? "The tablature auto string-selecting
 mechanism selects the highest string with a fret at least
 @code{minimumFret}.")