public static async Task <ScaleFinderResultSet> FindScalesAsync(IScaleFinderOptions scaleFinderOptions, CancellationToken cancelToken)
{
if (null == scaleFinderOptions)
{
throw new ArgumentNullException(nameof(scaleFinderOptions));
}
InternalNote root = NoteUtils.ToInternalNote(scaleFinderOptions.RootNote);
IScale scale = scaleFinderOptions.Scale;
InternalNote[] notesInScale = NamedInterval.GetNotes(root, scale.Intervals);
ScaleFinderResultSet results = new ScaleFinderResultSet(scaleFinderOptions);
if (cancelToken.IsCancellationRequested)
{
return(results);
}
foreach (NoteNode startingNode in FindNodes(notesInScale[0], scaleFinderOptions))
{
await FindAllScalesAsync(results, startingNode, notesInScale, 1, startingNode.String, scaleFinderOptions, cancelToken);
}
return(results);
}
public static async Task <ChordFinderResultSet> FindChordsAsync(IChordFinderOptions chordFinderOptions, CancellationToken cancelToken)
{
if (null == chordFinderOptions)
{
throw new ArgumentNullException(nameof(chordFinderOptions));
}
InternalNote root = NoteUtils.ToInternalNote(chordFinderOptions.RootNote);
IChordQuality chordQuality = chordFinderOptions.ChordQuality;
InternalNote[] notesInChord = NamedInterval.GetNotes(root, chordQuality.Intervals);
ChordFinderResultSet results = new ChordFinderResultSet(chordFinderOptions);
if (cancelToken.IsCancellationRequested)
{
return(results);
}
await FindAllChordsAsync(results, null, notesInChord, 0, chordFinderOptions, cancelToken);
return(results);
}