Support for controlling MIDI expression

[lilypond.git] / lily / audio-item.cc

diff --git a/lily/audio-item.cc b/lily/audio-item.cc
index 8204d45d1cb85ed498d0d78feefbb867999832c7..4d63ff8d23b4e646df87ad8638f91c097eb49af6 100644 (file)
--- a/lily/audio-item.cc
+++ b/lily/audio-item.cc
@@ -217,6 +217,7 @@ Audio_control_function_value_change::context_properties_[] = {
   // property name, enum constant, lower bound for range, upper bound for range
   { "midiBalance",     BALANCE,      -1.0, 1.0 },
   { "midiPanPosition", PAN_POSITION, -1.0, 1.0 },
+  { "midiExpression",  EXPRESSION,    0.0, 1.0 },
   { "midiReverbLevel", REVERB_LEVEL,  0.0, 1.0 },
   { "midiChorusLevel", CHORUS_LEVEL,  0.0, 1.0 },
   // extra element to signify the end of the mapping, must be kept last