public static MMLCommand[] Parse(VoidPtr address)
{
List<MMLCommand> commands = new List<MMLCommand>();
Mml cmd;
byte* addr = (byte*)address;
while ((cmd = (Mml)(*addr++)) != Mml.MML_FIN)
{
MMLCommand mml = new MMLCommand(cmd);
if (cmd == Mml.MML_WAIT || cmd == Mml.MML_PRG)
{
switch ((SeqArgType)(*addr++))
{
case SeqArgType.SEQ_ARG_NONE:
addr++;
break;
case SeqArgType.SEQ_ARG_RANDOM:
break;
case SeqArgType.SEQ_ARG_S16:
break;
case SeqArgType.SEQ_ARG_U8:
break;
case SeqArgType.SEQ_ARG_VARIABLE:
break;
case SeqArgType.SEQ_ARG_VMIDI:
break;
}
}
else if (cmd == Mml.MML_EX_COMMAND)
{
switch ((MmlEx)(*addr++))
{
case MmlEx.MML_SETVAR: break;
case MmlEx.MML_ADDVAR: break;
case MmlEx.MML_SUBVAR: break;
case MmlEx.MML_MULVAR: break;
case MmlEx.MML_DIVVAR: break;
case MmlEx.MML_SHIFTVAR: break;
case MmlEx.MML_RANDVAR: break;
case MmlEx.MML_ANDVAR: break;
case MmlEx.MML_ORVAR: break;
case MmlEx.MML_XORVAR: break;
case MmlEx.MML_NOTVAR: break;
case MmlEx.MML_MODVAR: break;
case MmlEx.MML_CMP_EQ: break;
case MmlEx.MML_CMP_GE: break;
case MmlEx.MML_CMP_GT: break;
case MmlEx.MML_CMP_LE: break;
case MmlEx.MML_CMP_LT: break;
case MmlEx.MML_CMP_NE: break;
case MmlEx.MML_USERPROC: break;
}
addr += 3;
}
}
commands.Add(new MMLCommand(Mml.MML_FIN, 0));
return commands.ToArray();
}
public static MMLCommand[] Parse(VoidPtr address)
{
List <MMLCommand> commands = new List <MMLCommand>();
Mml cmd;
byte *addr = (byte *)address;
while ((cmd = (Mml)(*addr++)) != Mml.MML_FIN)
{
MMLCommand mml = new MMLCommand(cmd);
if (cmd == Mml.MML_WAIT || cmd == Mml.MML_PRG)
{
switch ((SeqArgType)(*addr++))
{
case SeqArgType.SEQ_ARG_NONE:
addr++;
break;
case SeqArgType.SEQ_ARG_RANDOM:
break;
case SeqArgType.SEQ_ARG_S16:
break;
case SeqArgType.SEQ_ARG_U8:
break;
case SeqArgType.SEQ_ARG_VARIABLE:
break;
case SeqArgType.SEQ_ARG_VMIDI:
break;
}
}
else if (cmd == Mml.MML_EX_COMMAND)
{
switch ((MmlEx)(*addr++))
{
case MmlEx.MML_SETVAR: break;
case MmlEx.MML_ADDVAR: break;
case MmlEx.MML_SUBVAR: break;
case MmlEx.MML_MULVAR: break;
case MmlEx.MML_DIVVAR: break;
case MmlEx.MML_SHIFTVAR: break;
case MmlEx.MML_RANDVAR: break;
case MmlEx.MML_ANDVAR: break;
case MmlEx.MML_ORVAR: break;
case MmlEx.MML_XORVAR: break;
case MmlEx.MML_NOTVAR: break;
case MmlEx.MML_MODVAR: break;
case MmlEx.MML_CMP_EQ: break;
case MmlEx.MML_CMP_GE: break;
case MmlEx.MML_CMP_GT: break;
case MmlEx.MML_CMP_LE: break;
case MmlEx.MML_CMP_LT: break;
case MmlEx.MML_CMP_NE: break;
case MmlEx.MML_USERPROC: break;
}
addr += 3;
}
}
commands.Add(new MMLCommand(Mml.MML_FIN, 0));
return(commands.ToArray());
}
public static MMLSong Parse(VoidPtr address)
{
MMLSong song = new MMLSong();
byte *addr = (byte *)address;
int offset = 0;
Dictionary <int, int> knownTracks = new Dictionary <int, int>
{
{ 0, 0 }
};
int track;
while (knownTracks.TryGetValue(offset, out track))
{
List <MMLCommand> commands = new List <MMLCommand>();
Mml cmd = 0x00;
do
{
uint value = 0;
uint value2 = 0;
uint value3 = 0;
uint value4 = 0;
uint subCmd = 0;
MMLCommand mmlCmd = null;
byte b = (*addr++);
if (b < 0x80)
{
value = ReadVarLen(ref addr);
uint key = b;
uint velocity = (*addr++);
uint length = ReadVarLen(ref addr);
mmlCmd = new MMLCommand(Mml.NOTE_ON, key, velocity, length);
}
else
{
cmd = (Mml)b;
switch (cmd)
{
// 0-arg commands
case Mml.MML_RET:
case Mml.MML_LOOP_END:
case Mml.MML_FIN:
mmlCmd = new MMLCommand(cmd);
break;
// varlen commands
case Mml.MML_WAIT:
case Mml.MML_PRG:
value = ReadVarLen(ref addr);
mmlCmd = new MMLCommand(cmd, value);
break;
case Mml.MML_OPEN_TRACK:
value = (*addr++);
value2 = ReadUnsigned24(ref addr);
mmlCmd = new MMLCommand(cmd, value, value2);
if (!knownTracks.ContainsKey((int)value2))
{
knownTracks.Add((int)value2, (int)value);
}
break;
case Mml.MML_JUMP:
case Mml.MML_CALL:
value = ReadUnsigned24(ref addr);
mmlCmd = new MMLCommand(cmd, value);
break;
case Mml.MML_VARIABLE:
subCmd = (*addr++);
if (subCmd >= 0xb0 && subCmd <= 0xbd)
{
value = (*addr++);
}
value2 = (*addr++);
mmlCmd = new MMLCommand(cmd, subCmd, value, value2);
break;
case Mml.MML_IF:
subCmd = (*addr++);
if (subCmd >= 0xb0 && subCmd <= 0xbd)
{
value = (*addr++);
}
value2 = (*addr++);
value3 = (*addr++);
mmlCmd = new MMLCommand(cmd, subCmd, value, value2, value3);
break;
//case Mml.MML_TIME:
//case Mml.MML_TIME_RANDOM:
//case Mml.MML_TIME_VARIABLE:
// break;
// u8 argument commands
case Mml.MML_TIMEBASE:
case Mml.MML_ENV_HOLD:
case Mml.MML_MONOPHONIC:
case Mml.MML_VELOCITY_RANGE:
case Mml.MML_BIQUAD_TYPE:
case Mml.MML_BIQUAD_VALUE:
case Mml.MML_PAN:
case Mml.MML_VOLUME:
case Mml.MML_MAIN_VOLUME:
case Mml.MML_TRANSPOSE:
case Mml.MML_PITCH_BEND:
case Mml.MML_BEND_RANGE:
case Mml.MML_PRIO:
case Mml.MML_NOTE_WAIT:
case Mml.MML_TIE:
case Mml.MML_PORTA:
case Mml.MML_MOD_DEPTH:
case Mml.MML_MOD_SPEED:
case Mml.MML_MOD_TYPE:
case Mml.MML_MOD_RANGE:
case Mml.MML_PORTA_SW:
case Mml.MML_PORTA_TIME:
case Mml.MML_ATTACK:
case Mml.MML_DECAY:
case Mml.MML_SUSTAIN:
case Mml.MML_RELEASE:
case Mml.MML_LOOP_START:
case Mml.MML_EXPRESSION:
case Mml.MML_PRINTVAR:
case Mml.MML_SURROUND_PAN:
case Mml.MML_LPF_CUTOFF:
case Mml.MML_FXSEND_A:
case Mml.MML_FXSEND_B:
case Mml.MML_MAINSEND:
case Mml.MML_INIT_PAN:
case Mml.MML_MUTE:
case Mml.MML_FXSEND_C:
case Mml.MML_DAMPER:
value = (*addr++);
mmlCmd = new MMLCommand(cmd, value);
break;
// extended commands
case Mml.MML_EX_COMMAND:
MmlEx cmdEx = (MmlEx)(*addr++);
switch (cmdEx)
{
case MmlEx.MML_SETVAR: break;
case MmlEx.MML_ADDVAR: break;
case MmlEx.MML_SUBVAR: break;
case MmlEx.MML_MULVAR: break;
case MmlEx.MML_DIVVAR: break;
case MmlEx.MML_SHIFTVAR: break;
case MmlEx.MML_RANDVAR: break;
case MmlEx.MML_ANDVAR: break;
case MmlEx.MML_ORVAR: break;
case MmlEx.MML_XORVAR: break;
case MmlEx.MML_NOTVAR: break;
case MmlEx.MML_MODVAR: break;
case MmlEx.MML_CMP_EQ: break;
case MmlEx.MML_CMP_GE: break;
case MmlEx.MML_CMP_GT: break;
case MmlEx.MML_CMP_LE: break;
case MmlEx.MML_CMP_LT: break;
case MmlEx.MML_CMP_NE: break;
case MmlEx.MML_USERPROC: break;
}
value = (*addr++);
value2 = (*addr++);
value3 = (*addr++);
value4 = (*addr++);
mmlCmd = new MMLCommand(cmd, (uint)cmdEx, value, value2, value3, value4);
break;
case Mml.MML_ALLOC_TRACK:
value = ReadUnsigned16(ref addr);
mmlCmd = new MMLCommand(cmd, value);
break;
default:
byte[] arr = new byte[0x10];
Marshal.Copy((IntPtr)addr, arr, 0, 0x10);
var str = PrintBytes(arr);
Marshal.Copy((IntPtr)addr - 0x10, arr, 0, 0x10);
var str2 = PrintBytes(arr);
//throw new Exception($"Unknown MML command: 0x{b:x2}\n{str2}\n{str}");
break;
}
}
if (mmlCmd != null)
{
mmlCmd._offset = offset;
commands.Add(mmlCmd);
}
offset = (addr - address);
} while (cmd != Mml.MML_FIN && !knownTracks.ContainsKey(offset));
// TODO
if (!song.Tracks.ContainsKey(track))
{
song.Tracks.Add(track, commands.ToArray());
}
}
return(song);
}