public bool CheckCRC()
{
uint[] crcs = new uint[2];
if (N64Sums.GetChecksum(crcs, GetAsBytes()))
return (crcs[0] == _headerDMA.CRC1) && (crcs[1] == _headerDMA.CRC2);
return false;
}
private void ExportRomPayload(object sender, DoWorkEventArgs args)
{
//Apply changes here
MarioKart64ElementHub.Instance.SaveKartInfo();
MarioKart64ElementHub.Instance.SaveTrackInfo();
byte[] newRomData = RomProject.Instance.Files[0].GetAsBytes();
if (N64Sums.FixChecksum(newRomData)) //In the future, save this CRC to the actual project data
{
File.WriteAllBytes(((string)args.Argument), newRomData);
}
else
{
throw new Exception("Could not export rom!");
}
}
public bool FixCRC()
{
if (!IsROMLoaded)
return false;
//Only apply crc fix to the full rom data container, not to the separated dma table data container
uint[] crcs = new uint[2];
if (N64Sums.GetChecksum(crcs, GetAsBytes()))
{
_headerDMA.CRC1 = crcs[0];
_headerDMA.CRC2 = crcs[1];
HasGoodChecksum = true;
RomUpdated(RomUpdateType.CRCFixed);
return true;
}
return false;
}
private void btnTestImportLevel_Click(object sender, EventArgs e)
{
//Step one: decode the selected level MIO0 encoded blocks
//2: Re-encode the blocks, attach to the end of the rom, fix the table offsets
//3: Resize rom, fix CRC, save as new one
if (SelectedCourse == null)
{
return;
}
byte[] newRomData = new byte[0x1000000];
Array.Copy(_romData, 0, newRomData, 0, _romData.Length);
_romData = newRomData;
//Take the blocks, and export them
byte[] displayListBlock = new byte[SelectedCourse.DisplayListBlockEnd - SelectedCourse.DisplayListBlockStart];
Array.Copy(_romData, SelectedCourse.DisplayListBlockStart,
displayListBlock, 0, displayListBlock.Length);
byte[] vertexBlock = new byte[SelectedCourse.VertexBlockEnd - SelectedCourse.VertexBlockStart];
Array.Copy(_romData, SelectedCourse.VertexBlockStart,
vertexBlock, 0, vertexBlock.Length);
byte[] textureBlock = new byte[SelectedCourse.TextureBlockEnd - SelectedCourse.TextureBlockStart];
Array.Copy(_romData, SelectedCourse.TextureBlockStart,
textureBlock, 0, textureBlock.Length);
byte[] displayDecoded = Cereal64.Common.Utils.Encoding.MIO0.Decode(displayListBlock);
byte[] displayRecoded = Cereal64.Common.Utils.Encoding.MIO0.EncodeAsRaw(displayDecoded);
byte[] vertexDecoded = Cereal64.Common.Utils.Encoding.MIO0.Decode(vertexBlock);
byte[] vertexRecoded = Cereal64.Common.Utils.Encoding.MIO0.EncodeAsRaw(vertexDecoded);
//0xBE9160 - 0xBFFFFF
int position = 0xBE9160;
if (position + displayRecoded.Length < 0xC00000)
{
Array.Copy(displayRecoded, 0, _romData, position, displayRecoded.Length);
SelectedCourse.DisplayListBlockStart = position;
position += displayRecoded.Length;
SelectedCourse.DisplayListBlockEnd = position;
if (position % 0x10 != 0)
{
position += 0x10 - (position % 0x10);
}
if (position + vertexBlock.Length < 0xC00000)
{
Array.Copy(vertexBlock, 0, _romData, position, vertexBlock.Length);
SelectedCourse.VertexBlockStart = position;
position += vertexBlock.Length;
SelectedCourse.VertexBlockEnd = position;
// Array.Copy(textureBlock, 0, _romData, position, textureBlock.Length);
// SelectedCourse.TextureBlockStart = position;
// position += textureBlock.Length;
// SelectedCourse.TextureBlockEnd = position;
}
}
Array.Copy(SelectedCourse.RawData, 0, _romData, SelectedCourse.FileOffset, SelectedCourse.RawDataSize);
if (N64Sums.FixChecksum(_romData))
{
File.WriteAllBytes(openFileDialog.FileName + "new.z64", _romData);
}
}
