public PrefSettings()
{
StringSpacing = 10;
NumberFrets = 24;
MarkerSize = 8;
ZoomLevelDefault = 2F;
BackgroundImageFileName = "";
IsDebugMode = true;
EnableDiagramBackgroundImage = false;
EnableFretboardBackgroundFill = false;
EnableFretNumbers = true;
EnableDiagramFingering = false;
EnableDiagramStrings = true;
EnableDiagramNoteNames = true;
EnableDiagramNoteSequence = false;
EnableDiagramScaleIntervals = false;
EnableDiagramNoteNamesSharp = true;
EnableDiagramHighQuality = true;
EnableNoteColours = true;
EnableDisplacedFingeringMarkers = true;
EnableDiagramTitle = true;
TuningManager = new TuningManager();
CurrentTuning = new GuitarTuning();
ScaleManager = new ScaleManager();
}
public ParameterList()
{
// Defaults (can be set manually in child constructors)
TempoMean = 120;
TempoStandardDeviation = 0;
LengthInSecondsMean = 180;
LengthInSecondsStandardDeviation = 0;
MajorKeyFunc = () => Pitch.G;
TimeSignatureFunc = () => TimeSignature.CommonTime;
FeelFunc = t => 4;
ChordProgressionFilter = node => node;
MeasuresPerSection = type => 4;
RepeatsPerSection = RepeatsPerSectionFunc;
GuitarTuning = GuitarTuningLibrary.StandardGuitarTuning;
BassTuning = GuitarTuningLibrary.StandardBassTuning;
DrumStyle = t => new DrumStyle(t);
RiffResolutionFunc = t => 1.0;
}
private static IEnumerable <MidiPitch> PlayableNotes(Chord chord, GuitarTuning tuning)
{
var chordPitches = chord.PitchesHigherThan(tuning.Pitches[0]).ToList();
chordPitches.Add(chordPitches[0] + 7);
chordPitches.Add(chordPitches[0] + 12);
var root = chordPitches[0];
var pitches = new List <MidiPitch> {
root
};
// Bottom string is the highest string in the tuning whose open pitch is lower than root
var bottomStringIndex = 0;
for (var i = tuning.Pitches.Length - 1; i >= 0; i--)
{
if (tuning.Pitches[i] < root)
{
bottomStringIndex = i;
break;
}
}
var bottomStringFingering = root - tuning.Pitches[bottomStringIndex];
var openPitchesAboveBottomString = Enumerable.Range(bottomStringIndex + 1, tuning.Pitches.Length - 1 - bottomStringIndex).Select(i => tuning.Pitches[i]).ToList();
var pitchesWeCanPlay = openPitchesAboveBottomString.SelectMany(p =>
{
var pitchesAroundFinger = Enumerable.Range(bottomStringFingering - 2, 5).Where(f => f >= 0).Select(f => p + f);
return(new[] { p }.Union(pitchesAroundFinger).ToList());
}).ToList();
pitches.AddRange(pitchesWeCanPlay.Where(p => chordPitches.Contains(p)));
return(pitches);
}
public static Pitch GetKey(GuitarTuning tuning)
{
var possibleKeys = new[] { tuning.Pitches[0], tuning.Pitches[0] + 2, tuning.Pitches[1] }; // e.g. E, F#, A (0, 2, 5)
return(possibleKeys[Randomizer.Next(possibleKeys.Length)].FromMidiPitch());
}