/// <summary>
/// 화음에서 특정 음(before)을 다른 음(after)으로 바꾸어 반환합니다.
/// </summary>
/// <param name="chord"></param>
/// <param name="before"></param>
/// <param name="after"></param>
/// <returns></returns>
static Chord ReviseNote(Chord chord, int before, int after)
{
Chord newChord = new Chord();
newChord.SetChordName(chord.GetChordName());
newChord.SetChordText(chord.GetChordText());
newChord.SetBass(chord.GetBass());
foreach (int n in chord.GetNotes())
{
if (n == before)
{
newChord.AddNote(after);
}
else
{
newChord.AddNote(n);
}
}
Debug.Log("Chord ReviseNote " + newChord.GetBass());
if (chord.GetBass() == before)
{
newChord.SetBass(after);
}
else
{
newChord.SetBass(chord.GetBass());
}
return(newChord);
}
public void GetChordName2()
{
Key key = new Key(3, false);
Chord chord = key.GetChordByDegree(6);
Assert.AreEqual("GM7", chord.GetChordName());
}
public Chord GetChord()
{
Debug.Log("Measure.GetChord " + chord.GetBass());
Chord ch = new Chord(chord.GetNotes());
ch.SetBass(chord.GetBass());
ch.SetChordName(chord.GetChordName());
ch.SetChordText(chord.GetChordText());
Debug.LogWarning("GetChord " + ch.GetNotes().Count + " / chord " + chord.GetNotes().Count);
return(ch);
}
public void GetChordName3()
{
Key key = new Key(3, false);
Chord chord = key.GetChordByDegree(12);
chord.ThirdNoteType = Chord.ThirdNoteTypes.MINOR;
chord.FifthNoteType = Chord.FifthNoteTypes.FLATTED;
chord.SeventhNoteType = Chord.SeventhNoteTypes.DOUBLE_FLATTED;
Assert.AreEqual("C#dim", chord.GetChordName());
}
/// <summary>
/// 화음의 음들이 악보에 겹치지 않고 표시될 수 있도록 음의 위치를 보정합니다.
/// 만약 한 옥타브 내에서 겹칠 수밖에 없는 화음이라면 다른 옥타브로도 음을 옮겨봅니다.
/// 보정을 완료하고 그 화음을 반환합니다.
/// isTreble은 낮은음자리표이면 false를, 높은음자리표이면 true를 넣습니다.
/// 악보에서 겹친다는 뜻은 두 음의 y좌표가 0.125 이하만큼 차이 난다는 뜻입니다.
/// </summary>
/// <param name="chord"></param>
/// <returns></returns>
public static Chord ReviseScoreNotation(Chord chord, bool isTreble)
{
//if (CheckScoreNotation(chord)) return chord;
List <Chord> enumerated = new List <Chord>();
List <Chord> temp = new List <Chord>();
Chord initChord = new Chord();
initChord.SetChordName(chord.GetChordName());
initChord.SetChordText(chord.GetChordText());
initChord.SetBass(chord.GetBass());
// Initialize (half moving)
foreach (int n in chord.GetNotes())
{
if (Note.NoteToAccidental(n) == 2) // b이면
{
initChord.AddNote(n - 1); // #으로 통일
}
else
{
initChord.AddNote(n);
}
}
Debug.Log("Chord ReviseScoreNotation " + initChord.GetBass());
for (int i = 0; i < initChord.GetNotes().Count; i++)
{
if (isTreble && (initChord.GetNotes()[i] / 17 < 2 ||
initChord.GetNotes()[i] / 17 > 3))
{
initChord = ReviseNote(initChord, initChord.GetNotes()[i],
initChord.GetNotes()[i] % 17 + 34);
}
else if (!isTreble && (initChord.GetNotes()[i] / 17 < 0 ||
initChord.GetNotes()[i] / 17 > 1))
{
initChord = ReviseNote(initChord, initChord.GetNotes()[i],
initChord.GetNotes()[i] % 17 + 17);
}
}
// Enumerate all possible cases (half moving)
enumerated.Add(initChord);
for (int i = 0; i < initChord.GetNotes().Count; i++)
{
if (Note.NoteToAccidental(initChord.GetNotes()[i]) == 1)
{
temp.Clear();
foreach (Chord c in enumerated)
{
temp.Add(ReviseNote(c, initChord.GetNotes()[i], initChord.GetNotes()[i] + 1));
}
foreach (Chord t in temp)
{
enumerated.Add(t);
}
}
}
// Check each case (half moving)
foreach (Chord c in enumerated)
{
//Debug.Log("enumerated " + c.NotesName());
if (CheckScoreNotation(c, isTreble))
{
return(c);
}
}
// 반음 조절로 실패한 경우 옥타브 조절을 시도
initChord = new Chord();
enumerated.Clear();
initChord.SetChordName(chord.GetChordName());
initChord.SetChordText(chord.GetChordText());
initChord.SetBass(chord.GetBass());
// Initialize (octave moving)
foreach (int n in chord.GetNotes())
{
initChord.AddNote((n % 17) + 17);
}
// Enumerate all possible cases (octave moving)
enumerated.Add(initChord);
for (int i = initChord.GetNotes().Count - 1; i >= 0; i--)
{
if (initChord.GetNotes()[i] / 17 == 1)
{
temp.Clear();
foreach (Chord c in enumerated)
{
temp.Add(ReviseNote(c, initChord.GetNotes()[i], initChord.GetNotes()[i] - 17));
}
foreach (Chord t in temp)
{
enumerated.Add(t);
}
}
}
// Check each case (octave moving)
foreach (Chord c in enumerated)
{
//Debug.Log("octave enumerated " + c.NotesName());
if (CheckScoreNotation(c, isTreble))
{
return(c);
}
}
return(null);
}