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Add check for extra rest duration #462

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Add check for extra rest duration #462

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0491b3a
Add check for extra rest duration
kylewilk567 Nov 20, 2022
86dd107
Change use event part instead of last score part for repl patch
kylewilk567 Nov 21, 2022
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19 changes: 17 additions & 2 deletions client/transmitter/osc.go
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Original file line number Diff line number Diff line change
Expand Up @@ -311,7 +311,7 @@ func (oe OSCTransmitter) ScoreToOSCBundle(
// of the score.
scoreLength := 0.0

for _, event := range events {
for index, event := range events {
eventOffset := event.EventOffset()

// Filter out events before the `--from` time marking / marker, when
Expand All @@ -327,6 +327,21 @@ func (oe OSCTransmitter) ScoreToOSCBundle(

switch event := event.(type) {
case model.NoteEvent:

// Add offset for any rests done after the last Note
// Additional rests at the end of a code sequence create a timing mismatch
// between Part.CurrentOffset and this note event's Offset + duration
// Part.CurrentOffset should equal Note Offset + Note Duration, so this statement
// Increments Note Duration so that they become equal
restOffset := int32(0)
if index == len(events)-1 {
lastEvent := event
// Last event offset + duration must equal score.duration
currNoteEnd := int32(math.Round(lastEvent.Duration)) + int32(lastEvent.EventOffset())
partOffset := int32(lastEvent.Part.CurrentOffset)
restOffset = partOffset - currNoteEnd
}

track := tracks[event.Part]

// We subtract `startOffset` from the offset so that when the `--from`
Expand Down Expand Up @@ -383,7 +398,7 @@ func (oe OSCTransmitter) ScoreToOSCBundle(
track,
offsetRounded,
event.MidiNote,
int32(math.Round(event.Duration)),
int32(math.Round(event.Duration)+float64(restOffset)),
int32(math.Round(event.AudibleDuration)),
int32(math.Round(event.Volume*127)),
))
Expand Down