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feat(vm): reuse delaytimes if one has already been used before

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This commit is contained in:
vsariola 2021-03-21 10:22:47 +02:00
parent eb61fcb130
commit 452a2f6f04
1 changed files with 21 additions and 4 deletions
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25
vm/bytepatch.go
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@ -167,11 +167,28 @@ func Encode(patch sointu.Patch, featureSet FeatureSet) (*BytePatch, error) {
continue // skip encoding delays without any delay lines
}
countTrack := count*2 - 1 + unit.Parameters["notetracking"] // 1 means no note tracking and 1 delay, 2 means notetracking with 1 delay, 3 means no note tracking and 2 delays etc.
delStart := len(c.DelayTimes)
for _, v := range unit.VarArgs {
c.DelayTimes = append(c.DelayTimes, uint16(v))
matchIndex := -1
for i := 0; i <= len(c.DelayTimes)-len(unit.VarArgs); i++ {
match := true
for j, v := range unit.VarArgs {
if uint16(v) != c.DelayTimes[i+j] {
match = false
break
}
}
if match {
matchIndex = i
break
}
}
if matchIndex > -1 {
values = append(values, byte(matchIndex), byte(countTrack))
} else {
values = append(values, byte(len(c.DelayTimes)), byte(countTrack))
for _, v := range unit.VarArgs {
c.DelayTimes = append(c.DelayTimes, uint16(v))
}
}
values = append(values, byte(delStart), byte(countTrack))
}
c.Commands = append(c.Commands, byte(opcode+unit.Parameters["stereo"]))
c.Values = append(c.Values, values...)