void tryFingerChoice(int[] pitches, ref List <FingerChord> choices, FingerChord constrait, FingerChord fc, int currentNoteIndex, int emptyQuota)
{
if (currentNoteIndex >= pitches.Length)
{
choices.Add(new FingerChord(fc));
/*Finger[] fa = new Finger[fc.Values.Count];
* fc.Values.CopyTo(fa, 0);
* UnityEngine.Debug.Log("fc: " + String.Join(",", Array.ConvertAll(fa, x => ((int)x).ToString())));*/
}
else
{
int currentPitch = pitches[currentNoteIndex];
if (constrait != null && constrait.ContainsKey(currentPitch) && constrait[currentPitch] != Finger.EMPTY)
{
fc[currentPitch] = constrait[currentPitch];
tryFingerChoice(pitches, ref choices, constrait, fc, currentNoteIndex + 1, emptyQuota);
}
else
{
foreach (Finger f in FingerConstants.SolveTypeFingers[HandType])
{
bool pass = true;
for (int index = currentNoteIndex - 1; index >= 0; --index)
{
int pitch = pitches[index];
Finger finger = fc[pitch];
float distance = Piano.pitchPairDistance(pitch, currentPitch);
pass = FingerConstants.testFingerDistance(finger, f, Config, distance);
if (!pass)
{
break;
}
}
if (pass)
{
fc[currentPitch] = f;
tryFingerChoice(pitches, ref choices, constrait, fc, currentNoteIndex + 1, emptyQuota);
}
}
if (emptyQuota > 0)
{
fc[currentPitch] = Finger.EMPTY;
tryFingerChoice(pitches, ref choices, constrait, fc, currentNoteIndex + 1, emptyQuota - 1);
}
}
}
}
public Range getFingerRange(Finger f)
{
Range range = getWristRangePerFinger()[FingerConstants.getFingerNumber(f)];
if (f < Finger.EMPTY)
{
range = new Range {
low = -range.high, high = -range.low
}
}
;
return(range);
}
