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feat(sointu): make patterns local to track

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The global pattern table is constructed only during compilation. At this point, we can do also all sorts of optimizations / changes e.g. remove unnecessary releases and reuse patterns if there's a pattern already that could be used.
This commit is contained in:
vsariola
2021-01-03 01:06:59 +02:00
parent 06c006086b
commit 5dd81430b7
100 changed files with 395 additions and 150 deletions
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10
tracker/defaultsong.go
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@ -4,15 +4,9 @@ import "github.com/vsariola/sointu"
var defaultSong = sointu.Song{
BPM: 100,
Patterns: [][]byte{
{64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 78, 0, 0, 0, 0, 0},
{64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 75, 0, 75, 0, 80, 0},
{0, 0, 64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 78, 0, 0, 0},
{32, 0, 64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 68, 0, 68, 0},
},
Tracks: []sointu.Track{
{NumVoices: 2, Sequence: []byte{0, 0, 0, 1}},
{NumVoices: 2, Sequence: []byte{2, 2, 2, 3}},
{NumVoices: 2, Sequence: []byte{0, 0, 0, 1}, Patterns: [][]byte{{64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 78, 0, 0, 0, 0, 0}, {64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 75, 0, 75, 0, 80, 0}}},
{NumVoices: 2, Sequence: []byte{0, 0, 0, 1}, Patterns: [][]byte{{0, 0, 64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 78, 0, 0, 0}, {32, 0, 64, 0, 68, 0, 32, 0, 0, 0, 75, 0, 68, 0, 68, 0}}},
},
Patch: sointu.Patch{
Instruments: []sointu.Instrument{{NumVoices: 4, Units: []sointu.Unit{