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Fix transposition

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This commit is contained in:
Matthias Neeracher 2007-04-25 05:11:13 +00:00
parent f7e36f0e71
commit 54ccf65947
1 changed files with 11 additions and 11 deletions
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22
Sources/VLModel.cpp
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@ -1122,6 +1122,15 @@ bool VLSong::IsNonEmpty() const
void VLSong::Transpose(int semi) void VLSong::Transpose(int semi)
{ {
for (size_t measure=0; measure<fMeasures.size(); ++measure) {
VLChordList::iterator i = fMeasures[measure].fChords.begin();
VLChordList::iterator e = fMeasures[measure].fChords.end();
for (; i!=e; ++i) {
TransposePinned(i->fPitch, semi);
TransposePinned(i->fRootPitch, semi);
}
}
for (int pass=0; pass<2 && semi;) { for (int pass=0; pass<2 && semi;) {
int8_t low = 127; int8_t low = 127;
int8_t high = 0; int8_t high = 0;
@ -1138,21 +1147,12 @@ void VLSong::Transpose(int semi)
} }
} }
if (low < VLNote::kMiddleC-6 && high < VLNote::kMiddleC+7) if (low < VLNote::kMiddleC-6 && high < VLNote::kMiddleC+7)
semi += 12; // Transpose an Octave up semi = 12; // Transpose an Octave up
else if (low > VLNote::kMiddleC+7 && high > VLNote::kMiddleC+16) else if (low > VLNote::kMiddleC+7 && high > VLNote::kMiddleC+16)
semi -= 12; // Transpose an Octave down semi = -12; // Transpose an Octave down
else else
break; // Looks like we're done break; // Looks like we're done
} }
for (size_t measure=0; measure<fMeasures.size(); ++measure) {
VLChordList::iterator i = fMeasures[measure].fChords.begin();
VLChordList::iterator e = fMeasures[measure].fChords.end();
for (; i!=e; ++i) {
TransposePinned(i->fPitch, semi);
TransposePinned(i->fRootPitch, semi);
}
}
} }
size_t VLSong::CountStanzas() const size_t VLSong::CountStanzas() const