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fix PTLG Strikers Texture format
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@Venomalia
Venomalia committed Jun 20, 2023
1 parent c47ec1b commit a0ef0b3
Showing 1 changed file with 94 additions and 52 deletions.
146 changes: 94 additions & 52 deletions lib/AuroraLip/Texture/Formats/PTLG.cs
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Expand Up @@ -25,75 +25,118 @@ public PTLG(string filepath) : base(filepath)
}

public bool IsMatch(Stream stream, in string extension = "")
=> stream.MatchString(magic);
=> stream.MatchString(magic) || (extension == string.Empty && stream.At(0x10, s => s.MatchString(magic)));

protected override void Read(Stream stream)
{
if (!stream.MatchString(magic))
throw new InvalidIdentifierException(Magic);
{
stream.Seek(0x10, SeekOrigin.Begin);
if (!stream.MatchString(magic))
throw new InvalidIdentifierException(Magic);
}

uint numTextures = stream.ReadUInt32(Endian.Big);
uint unk = stream.ReadUInt32(Endian.Big);
uint hash = stream.ReadUInt32(Endian.Big); // GC 0 Wii != 0
uint padding = stream.ReadUInt32(Endian.Big);

uint Off = stream.ReadUInt32(Endian.Big);

PTLGType type = Off == 0 ? PTLGType.GC : hash == 0 ? PTLGType.GCCompact : PTLGType.Wii;
if (Off == 0)
stream.Seek(12, SeekOrigin.Current); //GC
stream.Seek(12, SeekOrigin.Current);
else
stream.Seek(-4, SeekOrigin.Current); //wii
stream.Seek(-4, SeekOrigin.Current);

Entry[] Entrys = stream.For((int)numTextures, s => s.Read<Entry>(Endian.Big));
long startPos = stream.Position;

List<PTLGEntry> Entries = new List<PTLGEntry>();
for (int i = 0; i < numTextures; i++)
{
Entries.Add(new PTLGEntry(stream));
stream.Seek(startPos + Entrys[i].ImageOffset, SeekOrigin.Begin);
if (ReadTexture(stream, Entrys[i].SectionSize, out TexEntry current, Entrys[i].Flag))
{
Add(current);
}
}
}

public static bool ReadTexture(Stream stream, uint size, out TexEntry texture, uint flag = 0)
{
long endPos = stream.Position + size;

long startPos = stream.Position; //1008
uint Images = stream.ReadUInt32(Endian.Big);

for (int i = 0; i < numTextures; i++)
if (Images > 0x10)
{
stream.Seek(startPos + Entries[i].ImageOffset, SeekOrigin.Begin);
//1313621792 "NLG " Font Description file
//1600939625 "_lfi" maybe a pallete or other game data?
//2142000 TPL

long pos = stream.Position;
if (Images == 2142000)
{
List<TexEntry> entries = new();
TPL.ProcessStream(stream, stream.Position - 4, entries);

uint Images = stream.ReadUInt32(Endian.Big);
uint unknown2 = stream.ReadUInt32(Endian.Big); //1 3 2 8 ||Unknown ==12 2439336753|1267784150|3988437873
byte unknown4 = (byte)stream.ReadByte(); //5 0 8
PTLGImageFormat PTLGFormat = (PTLGImageFormat)stream.ReadByte();
GXImageFormat Format = (GXImageFormat)Enum.Parse(typeof(GXImageFormat), PTLGFormat.ToString());
byte unknown5 = (byte)stream.ReadByte(); //5 0 8
byte unknown6 = (byte)stream.ReadByte(); //3 4 0 2 6 8
ushort ImageWidth = stream.ReadUInt16(Endian.Big);//GC
texture = entries.First();
return true;
}

if (ImageWidth == 0)
ImageWidth = stream.ReadUInt16(Endian.Big); //wii
ushort ImageHeight = stream.ReadUInt16(Endian.Big);
texture = null;
return false;
}

ushort unknown7 = stream.ReadUInt16(Endian.Big);//0
uint unknown8 = stream.ReadUInt32(Endian.Big); //256
uint unknown9 = stream.ReadUInt32(Endian.Big);//is 65535 Unknown ==12
uint unknown10 = stream.ReadUInt32(Endian.Big);//0
uint Format0 = stream.ReadUInt32(Endian.Big); //RGB5A3 1 CMPR 2 RGBA32 3 C8 8
byte Format1 = (byte)stream.ReadByte(); //5 RGBA32 8
PTLGImageFormat PTLGFormat = (PTLGImageFormat)stream.ReadByte();
byte Format3 = (byte)stream.ReadByte(); //5 RGBA32 8
byte Format4 = (byte)stream.ReadByte(); //CMPR 0 RGB5A3 3 RGBA32 8 C8 0 || 1 || 4

//No a texture?
if (Entries[i].Unknown != 0) continue;
GXImageFormat Format = (GXImageFormat)Enum.Parse(typeof(GXImageFormat), PTLGFormat.ToString());
ReadOnlySpan<byte> Palette = ReadOnlySpan<byte>.Empty;
ushort ImageWidth, ImageHeight;
uint Collors = 0;

TexEntry current = new TexEntry(stream, null, Format, GXPaletteFormat.IA8, 0, ImageWidth, ImageHeight, (int)Images - 1)
{
LODBias = 0,
MagnificationFilter = GXFilterMode.Nearest,
MinificationFilter = GXFilterMode.Nearest,
WrapS = GXWrapMode.CLAMP,
WrapT = GXWrapMode.CLAMP,
EnableEdgeLOD = false,
MinLOD = 0,
MaxLOD = Images - 1
};
Add(current);

stream.Seek(pos + Entries[i].SectionSize, SeekOrigin.Begin);
ImageWidth = stream.ReadUInt16(Endian.Big);
if (ImageWidth == 0)
{
ImageWidth = stream.ReadUInt16(Endian.Big);
ImageHeight = stream.ReadUInt16(Endian.Big);

ushort pad1 = stream.ReadUInt16(Endian.Big);
Collors = stream.ReadUInt32(Endian.Big);
}
else
{
ImageHeight = stream.ReadUInt16(Endian.Big);
}

if (Collors != 0)
{
Format = GXImageFormat.C8;
Palette = stream.At(endPos - Collors * 2, SeekOrigin.Begin, s => s.Read((int)Collors * 2));
}

//The image files are aligned from end.
int imageSize = Format.GetCalculatedTotalDataSize(ImageWidth, ImageHeight, (int)Images - 1);
stream.Seek(endPos - Collors * 2 - imageSize, SeekOrigin.Begin);

texture = new(stream, Palette, Format, GXPaletteFormat.RGB5A3, (int)Collors, ImageWidth, ImageHeight, (int)Images - 1)
{
LODBias = 0,
MagnificationFilter = GXFilterMode.Nearest,
MinificationFilter = GXFilterMode.Nearest,
WrapS = GXWrapMode.CLAMP,
WrapT = GXWrapMode.CLAMP,
EnableEdgeLOD = false,
MinLOD = 0,
MaxLOD = Images - 1
};

return true;
}


protected override void Write(Stream stream)
{
throw new NotImplementedException();
Expand All @@ -104,26 +147,25 @@ public enum PTLGImageFormat : byte
I4 = 0x02,
I8 = 0x03,
IA4 = 0x04,
RGB5A3 = 0x05,
RGB5A3 = 0x05, // or C8
CMPR = 0x06,
RGB565 = 0x07,
RGBA32 = 0x08
}

public class PTLGEntry
public struct Entry
{
public uint Hash;
public uint ImageOffset;
public uint SectionSize;
public uint Unknown; //0 or 12
public uint Flag; //0 or 12
}

public PTLGEntry(Stream stream)
{
Hash = stream.ReadUInt32(Endian.Big);
ImageOffset = stream.ReadUInt32(Endian.Big);
SectionSize = stream.ReadUInt32(Endian.Big);
Unknown = stream.ReadUInt32(Endian.Big);
}
public enum PTLGType
{
Wii,
GC,
GCCompact
}
}
}

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