private int AnalyzeBend(partWork pw, Note note, int ml)
{
int n = -1;
int bendDelayCounter;
pw.octaveNow = note.octave; // pw.octaveNew;
pw.bendOctave = note.bendOctave; // pw.octaveNow;
pw.bendNote = note.bendCmd;
pw.bendShift = note.bendShift;
pw.bendWaitCounter = -1;
bendDelayCounter = 0;//TODO: bendDelay
n = note.bendOctave;
n = Common.CheckRange(n, 1, 8);
pw.bendOctave = n;
//音符の変化量
int ed = Const.NOTE.IndexOf(pw.bendNote) + 1 + (pw.bendOctave - 1) * 12 + pw.bendShift;// + pw.keyShift+pw.relKeyShift;// pw.bendShift;
ed = Common.CheckRange(ed, 0, 8 * 12 - 1);
int st = Const.NOTE.IndexOf(note.cmd) + 1 + (pw.octaveNow - 1) * 12 + note.shift;// + pw.keyShift + pw.relKeyShift;// note.shift;//
st = Common.CheckRange(st, 0, 8 * 12 - 1);
int delta = ed - st;
if (delta == 0 || bendDelayCounter == ml)
{
pw.bendNote = 'r';
pw.bendWaitCounter = -1;
}
else
{
//１音符当たりのウエイト
float wait = (ml - bendDelayCounter - 1) / (float)delta;
float tl = 0;
float bf = Math.Sign(wait);
List <int> lstBend = new List <int>();
int toneDoublerShift = GetToneDoublerShift(
pw
, pw.octaveNow
, note.cmd
, note.shift);
for (int i = 0; i < Math.Abs(delta); i++)
{
bf += wait;
tl += wait;
GetFNumAtoB(
pw
, out int a
, pw.octaveNow
, note.cmd
//, note.shift + (i + 0) * Math.Sign(delta)
//, pw.keyShift + pw.relKeyShift + (i + 0) * Math.Sign(delta)
, (i + 0) * Math.Sign(delta)
, out int b
, pw.octaveNow
, note.cmd
//, note.shift + (i + 1) * Math.Sign(delta)
//, pw.keyShift + pw.relKeyShift + (i + 1) * Math.Sign(delta)
, (i + 1) * Math.Sign(delta)
, delta
);
if (Math.Abs(bf) >= 1.0f)
{
for (int j = 0; j < (int)Math.Abs(bf); j++)
{
int c = b - a;
int d = (int)Math.Abs(bf);
lstBend.Add((int)(a + ((float)c / (float)d) * (float)j));
}
bf -= (int)bf;
}
}
Stack <Tuple <int, int> > lb = new Stack <Tuple <int, int> >();
int of = -1;
int cnt = 1;
foreach (int f in lstBend)
{
if (of == f)
{
cnt++;
continue;
}
lb.Push(new Tuple <int, int>(f, cnt));
of = f;
cnt = 1;
}
pw.bendList = new Stack <Tuple <int, int> >();
foreach (Tuple <int, int> lbt in lb)
{
pw.bendList.Push(lbt);
}
Tuple <int, int> t = pw.bendList.Pop();
pw.bendFnum = t.Item1;
pw.bendWaitCounter = parent.GetWaitCounter(t.Item2);
}
return(bendDelayCounter);
}
