private void SetInstList()
{
for (int i = 0; i < mINST.Count; i++)
{
var inst = mINST[i];
int bagCount;
if (i < mINST.Count - 1)
{
bagCount = mINST[i + 1].bagIndex - inst.bagIndex;
}
else
{
bagCount = mIBAG.Count - inst.bagIndex;
}
var global = new INSTRUMENT();
global.Init();
var list = new List <INSTRUMENT>();
for (int ib = 0, bagIdx = inst.bagIndex; ib < bagCount; ib++, bagIdx++)
{
var bag = mIBAG[bagIdx];
int genCount;
if (bagIdx < mIBAG.Count - 1)
{
genCount = mIBAG[bagIdx + 1].genIndex - bag.genIndex;
}
else
{
genCount = mIGEN.Count - bag.genIndex;
}
var v = GetInstGen(global, bag.genIndex, genCount);
if (v.sampleId < 0)
{
global = v;
}
else
{
list.Add(v);
}
}
var name = Encoding.ASCII.GetString(inst.name);
if (0 <= name.IndexOf("\0"))
{
name = name.Substring(0, name.IndexOf("\0"));
}
InstList.Add(new Tuple <string, INSTRUMENT[]>(name.TrimEnd(), list.ToArray()));
}
mINST.Clear();
mIBAG.Clear();
mIGEN.Clear();
mIMOD.Clear();
}
private INSTRUMENT GetInstGen(INSTRUMENT global, int begin, int count)
{
var v = new INSTRUMENT();
v.Init();
for (int i = 0, genIdx = begin; i < count; i++, genIdx++)
{
var g = mIGEN[genIdx];
switch (g.genOper)
{
case E_OPER.KEY_RANGE:
v.keyLo = (byte)(g.genAmount & 0x7F);
v.keyHi = (byte)((g.genAmount >> 8) & 0x7F);
break;
case E_OPER.VEL_RANGE:
v.velLo = (byte)(g.genAmount & 0x7F);
v.velHi = (byte)((g.genAmount >> 8) & 0x7F);
break;
case E_OPER.INITIAL_ATTENUATION:
v.gain = Math.Pow(10.0, -g.genAmount / 200.0);
break;
case E_OPER.PAN:
v.pan = g.genAmount / 500.0;
break;
case E_OPER.COARSE_TUNE:
v.coarseTune = Math.Pow(2.0, g.genAmount / 120.0);
break;
case E_OPER.FINETUNE:
v.fineTune = Math.Pow(2.0, g.genAmount / 1200.0);
break;
case E_OPER.OVERRIDING_ROOTKEY:
v.rootKey = g.genAmount;
break;
case E_OPER.SAMPLE_MODES:
v.loopEnable = 0 < (g.genAmount & 1);
break;
case E_OPER.SAMPLE_ID:
v.sampleId = g.genAmount;
break;
case E_OPER.OFFSET_ADDRS__START_LSB:
v.waveBegin |= (ushort)g.genAmount;
break;
case E_OPER.OFFSET_ADDRS__START_MSB:
v.waveBegin |= (uint)((ushort)g.genAmount << 16);
break;
case E_OPER.OFFSET_ADDRS__END_LSB:
v.waveEnd |= (ushort)g.genAmount;
break;
case E_OPER.OFFSET_ADDRS__END_MSB:
v.waveEnd |= (uint)((ushort)g.genAmount << 16);
break;
case E_OPER.ENV_VOL__ATTACK:
v.env.deltaA = Sender.AttackSpeed * Sender.DeltaTime
/ Math.Pow(2.0, g.genAmount / 1200.0);
break;
case E_OPER.ENV_VOL__HOLD:
v.env.hold = Math.Pow(2.0, g.genAmount / 1200.0);
break;
case E_OPER.ENV_VOL__DECAY:
v.env.deltaD = Sender.AttackSpeed * Sender.DeltaTime
/ Math.Pow(2.0, g.genAmount / 1200.0);
break;
case E_OPER.ENV_VOL__SUSTAIN:
v.env.levelS = Math.Pow(10.0, -(ushort)g.genAmount / 200.0);
break;
case E_OPER.ENV_VOL__RELEASE:
v.env.deltaR = Sender.AttackSpeed * Sender.DeltaTime
/ Math.Pow(2.0, g.genAmount / 1200.0);
break;
default:
break;
}
}
/**** set global value ****/
if (0 <= v.sampleId)
{
if (v.rootKey < 0)
{
v.rootKey = global.rootKey;
}
if (v.coarseTune == 0.0)
{
v.coarseTune = global.coarseTune;
}
if (v.fineTune == 0.0)
{
v.fineTune = global.fineTune;
}
if (v.env.deltaA <= 0.0)
{
v.env.deltaA = global.env.deltaA;
}
if (v.env.deltaD <= 0.0)
{
v.env.deltaD = global.env.deltaD;
}
if (v.env.deltaR <= 0.0)
{
v.env.deltaR = global.env.deltaR;
}
if (v.env.hold < 0.0)
{
v.env.hold = global.env.hold;
}
if (v.env.levelS < 0.0)
{
v.env.levelS = global.env.levelS;
}
}
/**** set default value ****/
{
if (v.coarseTune == 0.0)
{
v.coarseTune = 1.0;
}
if (v.fineTune == 0.0)
{
v.fineTune = 1.0;
}
if (v.env.deltaA <= 0.0)
{
v.env.deltaA = 1000 * Sender.AttackSpeed * Sender.DeltaTime;
}
if (v.env.deltaD <= 0.0)
{
v.env.deltaD = 1000 * Sender.AttackSpeed * Sender.DeltaTime;
}
if (v.env.deltaR <= 0.0)
{
v.env.deltaR = 1000 * Sender.AttackSpeed * Sender.DeltaTime;
}
if (v.env.hold < 0.0)
{
v.env.hold = 0.0;
}
if (v.env.levelS < 0.0)
{
v.env.levelS = 1.0;
}
v.env.hold += Sender.AttackSpeed * Sender.DeltaTime / v.env.deltaA;
}
return(v);
}
