private bool BytesToDMATable(byte[] data, Endianness RomEndianness)
{
//Using the DMA Table offset, break up the file into its constituent DMA blocks.
if (DMATableOffset == 0x0)
{
return false;
}
IsCompressed = false;
DMATable.Clear();
_levelDMAs.Clear();
_headerDMA = null;
_dmaTableDMA = null;
_referenceDMA = null;
int CurrentPos = (int)DMATableOffset;
try
{
while (CurrentPos < data.Length - 16)
{
uint VStart = ByteHelper.ReadUInt(data, CurrentPos, RomEndianness);
uint PStart = ByteHelper.ReadUInt(data, CurrentPos + 4, RomEndianness);
uint PEnd = ByteHelper.ReadUInt(data, CurrentPos + 8, RomEndianness);
uint CompFlag = ByteHelper.ReadUInt(data, CurrentPos + 12, RomEndianness);
//End of the DMA Header
if ((PStart == 0x00) && (PEnd == 0x00)) break;
//Create the actual data
byte[] dmaBytes = new byte[PEnd - PStart];
Array.Copy(data, PStart, dmaBytes, 0, dmaBytes.Length);
DMAFile entry;
switch(DMATable.Count) //Should act as an index for the current dma file
{
case 0: //Header DMA
entry = new HeaderDMAFile(dmaBytes, DMATable.Count);
_headerDMA = (HeaderDMAFile)entry;
break;
case 1: //Reference DMA
entry = new ReferenceDMAFile(dmaBytes, DMATable.Count);
_referenceDMA = (ReferenceDMAFile)entry;
break;
case 2: //DMA Table DMA
entry = new DMATableDMAFile(dmaBytes, DMATable.Count);
_dmaTableDMA = (DMATableDMAFile)entry;
break;
case 54: //Dialogue DMA
entry = new DialogueDMAFile(dmaBytes, DMATable.Count);
_dialogueDMA = (DialogueDMAFile)entry;
break;
//case 12: Appears broken right now, the Game Object table is set up differently than the other files. Possibly a prototype setup?
case 18:
case 19:
case 20:
case 26:
case 27:
case 28:
case 29:
case 30:
case 31:
case 33:
case 34:
case 35:
case 36:
case 37:
case 38:
case 39:
case 47:
case 53:
entry = new LevelDMAFile(dmaBytes, DMATable.Count, (int)_referenceDMA.LevelHeaderOffsets[StarFoxRomInfo.DMATableToLevelIndex(DMATable.Count)],
(int)_referenceDMA.LevelInfoOffsets[StarFoxRomInfo.DMATableToLevelIndex(DMATable.Count)]);
_levelDMAs.Add(entry as LevelDMAFile);
break;
default: //Others
entry = new DMAFile(dmaBytes, DMATable.Count);
break;
}
DMATable.Add(entry);
CurrentPos += 16;
}
//Now set the DMA Headers
if (_dmaTableDMA != null)
{
for (int i = 0; i < DMATable.Count; i++)
{
DMATable[i].DMAInfo = _dmaTableDMA.DMATableEntries[i];
if (DMATable[i].DMAInfo.CFlag == 1)
IsCompressed = true;
}
}
if (_referenceDMA != null && _levelDMAs.Count > 0)
{
//Parse out the F3DEX info
//LoadROMResources();
}
}
catch
{
//Error log entry?
return false;
}
return true;
////Automatically decompress on loading?
//if (IsCompressed)
//{
// if (DecompressDMA())
// {
// FixCRC();
// }
//}
}
public HeaderDMAFileInfo(HeaderDMAFile dma)
: base(dma)
{
_dma = dma;
}