static public string DetermineChordType(SevenChord chordo)
{
var f = new int[4];
var neuChordo = new SevenChord(chordo.ChordNotes[0], chordo.ChordNotes[1], chordo.ChordNotes[2], chordo.ChordNotes[3], chordo.Mode, chordo.Inversion);
int size = neuChordo.GetChordSize();
var notes = neuChordo.ChordNotes.OrderBy(n => n.getNoteNumber()).ToArray();
while (size > 12)
{
notes = notes.OrderBy(n => n.getNoteNumber()).ToArray();
notes[0] = JustNote.moveNoteBySemitones(notes[0], 12);
notes = notes.OrderBy(n => n.getNoteNumber()).ToArray();
size = notes.Last().getNoteNumber() - notes.First().getNoteNumber();
if (size > 12)
{
notes[3] = JustNote.moveNoteBySemitones(notes[3], -12);
notes = notes.OrderBy(n => n.getNoteNumber()).ToArray();
size = notes.Last().getNoteNumber() - notes.First().getNoteNumber();
}
}
f[0] = notes[1].getNoteNumber() - notes[0].getNoteNumber();
f[1] = notes[2].getNoteNumber() - notes[1].getNoteNumber();
f[2] = notes[3].getNoteNumber() - notes[2].getNoteNumber();
f[3] = 12 - f[0] - f[1] - f[2];
var fTemp = new int[4];
for (int i = 0; i < 4; i++)
{
fTemp[0] = f[(i + 0) % 4];
fTemp[1] = f[(i + 1) % 4];
fTemp[2] = f[(i + 2) % 4];
fTemp[3] = f[(i + 3) % 4];
if (SevenChordTypes.SevenchordTypes.Select(fff => fff.Value).Any(fo => fo[0] == fTemp[0] && fo[1] == fTemp[1] && fo[2] == fTemp[2] && fo[3] == fTemp[3]))
{
neuChordo.ChordType = SevenChordTypes.SevenchordTypes.First(fo => fo.Value[0] == fTemp[0] && fo.Value[1] == fTemp[1] && fo.Value[2] == fTemp[2] && fo.Value[3] == fTemp[3]).Key.ToString();
break;
}
if (i == 3)
{
neuChordo.ChordType = "undefined";
}
}
return(neuChordo.ChordType);
}
public static List <SevenChordTransformationWithData> CalculateTransDataForSevenChords(List <int[]> sChordsTransformations)
{
var TransData = new List <SevenChordTransformationWithData>();
int counttt = 0;
foreach (var item in sChordsTransformations)
{
var a = new SevenChordTransformationWithData();
a.Formula = item;
a.ApplicationsOnVariosChords = new List <SevenChordTransformationDetailedInfo>();
foreach (var chordtype in SevenChordTypes.SevenchordTypes.Keys)
{
foreach (SevenChordMode mode in (SevenChordMode[])Enum.GetValues(typeof(SevenChordMode)))
{
foreach (SevenChordInversion inv in (SevenChordInversion[])Enum.GetValues(typeof(SevenChordInversion)))
{
var b = new SevenChordTransformationDetailedInfo();
b.InitialChordType = chordtype;
b.InitialChordMode = mode;
b.InitialChordInversion = inv;
var testChord = new SevenChord(JustNote.getNoteFromNumber(48), SevenChordTypes.GetChordFormula(chordtype), mode, inv);
b.TheApplications = new List <SevenChordSignature>();
b.TheStepsTransitions = new List <ChordStepsTransition>();
var bb = new SevenChordSignature();
bb.ChordType = testChord.ChordType;
bb.Mode = testChord.Mode;
bb.Inversion = testChord.Inversion;
b.TheApplications.Add(bb);
var prevNotes = new JustNote[4];
for (int i = 0; i < 4; i++)
{
prevNotes[i] = testChord.ChordNotes[i];
}
var prevSize = testChord.GetChordSize();
var origSize = testChord.GetChordSize();
int simpleLoopFound = 0;
int fullLoopFound = 0;
int stepsTaken = 0;
while (SevenChordTransformation.ApplyATransformation(testChord, a.Formula) && !b.Cyclic)
{
var bbb = new SevenChordSignature();
bbb.ChordType = testChord.ChordType;
bbb.Mode = testChord.Mode;
bbb.Inversion = testChord.Inversion;
b.TheApplications.Add(bbb);
var bbc = new ChordStepsTransition();
bbc.TonicMoved = testChord.ChordNotes[0].getNoteNumber() - prevNotes[0].getNoteNumber();
bbc.ThirdMoved = testChord.ChordNotes[1].getNoteNumber() - prevNotes[1].getNoteNumber();
bbc.FifthMoved = testChord.ChordNotes[2].getNoteNumber() - prevNotes[2].getNoteNumber();
bbc.SeventhMoved = testChord.ChordNotes[3].getNoteNumber() - prevNotes[3].getNoteNumber();
for (int i = 0; i < 4; i++)
{
prevNotes[i] = JustNote.moveNoteBySemitones(prevNotes[i], a.Formula[i]);
}
if (prevNotes[0].getNoteNumber() == testChord.ChordNotes[0].getNoteNumber())
{
bbc.TonicInto = SevenChordStep.T;
}
else if (prevNotes[0].getNoteNumber() == testChord.ChordNotes[1].getNoteNumber())
{
bbc.TonicInto = SevenChordStep.III;
}
else if (prevNotes[0].getNoteNumber() == testChord.ChordNotes[2].getNoteNumber())
{
bbc.TonicInto = SevenChordStep.V;
}
else if (prevNotes[0].getNoteNumber() == testChord.ChordNotes[3].getNoteNumber())
{
bbc.TonicInto = SevenChordStep.VII;
}
if (prevNotes[1].getNoteNumber() == testChord.ChordNotes[0].getNoteNumber())
{
bbc.ThirdInto = SevenChordStep.T;
}
else if (prevNotes[1].getNoteNumber() == testChord.ChordNotes[1].getNoteNumber())
{
bbc.ThirdInto = SevenChordStep.III;
}
else if (prevNotes[1].getNoteNumber() == testChord.ChordNotes[2].getNoteNumber())
{
bbc.ThirdInto = SevenChordStep.V;
}
else if (prevNotes[1].getNoteNumber() == testChord.ChordNotes[3].getNoteNumber())
{
bbc.ThirdInto = SevenChordStep.VII;
}
if (prevNotes[2].getNoteNumber() == testChord.ChordNotes[0].getNoteNumber())
{
bbc.FifthInto = SevenChordStep.T;
}
else if (prevNotes[2].getNoteNumber() == testChord.ChordNotes[1].getNoteNumber())
{
bbc.FifthInto = SevenChordStep.III;
}
else if (prevNotes[2].getNoteNumber() == testChord.ChordNotes[2].getNoteNumber())
{
bbc.FifthInto = SevenChordStep.V;
}
else if (prevNotes[2].getNoteNumber() == testChord.ChordNotes[3].getNoteNumber())
{
bbc.FifthInto = SevenChordStep.VII;
}
if (prevNotes[3].getNoteNumber() == testChord.ChordNotes[0].getNoteNumber())
{
bbc.SeventhInto = SevenChordStep.T;
}
else if (prevNotes[3].getNoteNumber() == testChord.ChordNotes[1].getNoteNumber())
{
bbc.SeventhInto = SevenChordStep.III;
}
else if (prevNotes[3].getNoteNumber() == testChord.ChordNotes[2].getNoteNumber())
{
bbc.SeventhInto = SevenChordStep.V;
}
else if (prevNotes[3].getNoteNumber() == testChord.ChordNotes[3].getNoteNumber())
{
bbc.SeventhInto = SevenChordStep.VII;
}
bbc.SizeDifference = testChord.GetChordSize() - prevSize;
prevSize = testChord.GetChordSize();
b.TheStepsTransitions.Add(bbc);
for (int i = 0; i < 4; i++)
{
prevNotes[i] = testChord.ChordNotes[i];
}
stepsTaken++;
// TODO : More complicated and trusted way to determine exact cycle
if (testChord.ChordType == chordtype)
{
simpleLoopFound++;
}
if (testChord.ChordType == chordtype && testChord.Mode == mode && testChord.Inversion == inv)
{
fullLoopFound++;
}
if (fullLoopFound == 2)
{
b.Cyclic = true;
}
if (stepsTaken > 27 && simpleLoopFound < 1)
{
break;
}
if (stepsTaken > 55)
{
break;
}
}
if (b.Cyclic)
{
b.LoopByTypeDistance = (stepsTaken / 2 + 1) / (simpleLoopFound / 2) - 1;
b.FullLoopDistance = stepsTaken / 2;
var sum = b.TheStepsTransitions.Sum(st => st.TonicMoved);
if (sum == 0)
{
b.StayInPlace = true;
}
else if (sum > 0)
{
b.MovingUp = true;
}
else
{
b.MovingDown = true;
}
b.TheApplications.RemoveRange(b.FullLoopDistance, b.TheApplications.Count - b.FullLoopDistance - 1);
b.TheStepsTransitions.RemoveRange((b.FullLoopDistance - 1), b.TheStepsTransitions.Count - b.FullLoopDistance);
if (origSize - prevSize == 0)
{
b.SizeKept = true;
}
a.ApplicationsOnVariosChords.Add(b);
}
}
}
}
if (a.ApplicationsOnVariosChords.Count > 0)
{
TransData.Add(a);
}
counttt++;
Console.WriteLine(TransData.Count + " :: " + counttt + " :: " + " [" + a.Formula[0] + " " + a.Formula[1] + " " + a.Formula[2] + " " + a.Formula[3] + "] " + a.ApplicationsOnVariosChords.Count);
}
return(TransData);
}
