//chunk RawData into PtrTable, WaveTable and Sfx
private void ChunkRawData(int id)
{
//initialized to 16 to avoid first soundbank set to 0..
int sizeOfPtrTable = 0;
//searching waveTable (end of PtrTable) and write ptrTable rawData
sizeOfPtrTable = CGeneric.SearchBytesInArray(rawData, CGeneric.patternN64WaveTable, 0, 16, 16);
ptrTable = CGeneric.GiveMeArray(rawData, 0, sizeOfPtrTable);
//waveTable = CGeneric.GiveMeArray(rawData,ptrTable.Length,rawData.Length - ptrTable.Length);
int sizeSfx = 0;
int sizeMidi = 0;
//searching midi and sfx
switch (id)
{
case 0:
sizeMidi = DecomposeSong();
break;
//there is a midi song and sfx, so with a unknow wavetable length, we need to determine sfx and midi length..
case 1:
var startMidi = CGeneric.SearchBytesInArray(rawData, CGeneric.patternMidiSoundBank1, 0, 0, 16);
sizeMidi = RomLangAddress.GetSizeMidiSoundBank1();
sizeSfx = rawData.Length - (startMidi + sizeMidi);
break;
//there is song but no sfx
case 2:
sizeMidi = RomLangAddress.GetSizeMidiSoundBank2();
break;
//standard computed sfx size and no midi file (dirty check, but seems working pretty well).
default:
int tmpSfxEqualValue;
int tmpSfxEqualValue2;
int tmpSfxEqualValue3;
int tmpSfxNull;
for (int i = ptrTable.Length; i < rawData.Length - 16; i += 16)
{
//quick test, for avoiding cpu consuption
tmpSfxNull = CGeneric.ConvertByteArrayToInt(CGeneric.GiveMeArray(rawData, i + 12, 4));
if (tmpSfxNull == 0)
{
tmpSfxEqualValue = CGeneric.ConvertByteArrayToInt(CGeneric.GiveMeArray(rawData, i, 4));
tmpSfxEqualValue2 = CGeneric.ConvertByteArrayToInt(CGeneric.GiveMeArray(rawData, i + 4, 4));
tmpSfxEqualValue3 = CGeneric.ConvertByteArrayToInt(CGeneric.GiveMeArray(rawData, i + 8, 4));
var tmpSfxEqualValue4 = tmpSfxEqualValue3++;
if (tmpSfxEqualValue != 0 && tmpSfxEqualValue == tmpSfxEqualValue2 && (tmpSfxEqualValue2 == tmpSfxEqualValue4 || tmpSfxEqualValue2 == tmpSfxEqualValue3))
{
sizeSfx = rawData.Length - i;
break;
}
}
}
break;
}
//store date with size found previously
waveTable = CGeneric.GiveMeArray(rawData, ptrTable.Length, rawData.Length - (ptrTable.Length + sizeMidi + sizeSfx));
midi = CGeneric.GiveMeArray(rawData, ptrTable.Length + waveTable.Length, sizeMidi);
sfx = CGeneric.GiveMeArray(rawData, ptrTable.Length + waveTable.Length + sizeMidi, sizeSfx);
}
