//Parse info help from
//https://github.com/Joschuka/fmt_g1m/blob/master/Noesis/plugins/python/fmt_g1m.py
public void Read(FileReader reader)
{
reader.ByteOrder = Syroot.BinaryData.ByteOrder.BigEndian;
long StartPos = reader.Position;
string Magic = reader.ReadString(4);
if (Magic == "GT1G")
{
reader.ByteOrder = Syroot.BinaryData.ByteOrder.LittleEndian;
}
else
{
reader.ByteOrder = Syroot.BinaryData.ByteOrder.BigEndian;
}
IsBigEndian = reader.IsBigEndian;
if (Magic == "GT1G")
{
Platform = GT1Platform.Switch;
}
else
{
Platform = GT1Platform.WiiU;
}
string Version = reader.ReadString(4);
uint FileSize = reader.ReadUInt32();
uint DataOffset = reader.ReadUInt32();
uint TextureCount = reader.ReadUInt32();
PlatformID = reader.ReadUInt32();
uint unk2 = reader.ReadUInt32();
uint[] unk3s = reader.ReadUInt32s((int)TextureCount);
for (int i = 0; i < TextureCount; i++)
{
reader.SeekBegin(StartPos + DataOffset + (i * 4));
uint InfoOffset = reader.ReadUInt32();
reader.SeekBegin(DataOffset + InfoOffset);
byte mipSys = reader.ReadByte();
byte format = reader.ReadByte();
byte texDims = reader.ReadByte();
byte unknown3 = reader.ReadByte(); //1
byte unknown4 = reader.ReadByte(); //0
byte unknown5 = reader.ReadByte(); //1
reader.ReadByte();
byte flags = reader.ReadByte();
if (reader.ByteOrder == Syroot.BinaryData.ByteOrder.LittleEndian)
{
mipSys = SwapEndianByte(mipSys);
texDims = SwapEndianByte(texDims);
}
uint Width = (uint)Math.Pow(2, texDims / 16);
uint Height = (uint)Math.Pow(2, texDims % 16);
if (flags > 0)
{
var extSize = reader.ReadInt32();
if (extSize < 0xC || extSize > 0x14)
{
throw new Exception("Extra texture data is not between 0xC and 0x14 Bytes!!");
}
uint param1 = reader.ReadUInt32();
uint param2 = reader.ReadUInt32();
if (extSize >= 0x10)
{
Width = reader.ReadUInt32();
}
if (extSize >= 0x14)
{
Height = reader.ReadUInt32();
}
}
GITextureWrapper tex = new GITextureWrapper(this);
tex.ImageKey = "texture";
tex.SelectedImageKey = tex.ImageKey;
tex.Text = $"Texture_{i}";
tex.Width = Width;
tex.Height = Height;
tex.MipCount = (uint)mipSys >> 4;
uint texSys = (uint)mipSys & 0xF;
uint textureSize = 0;
uint mortonWidth = 0;
switch (format)
{
case 0x00: //ABGR
case 0x01: //BGRA 32 bit (no mip maps)
case 0x09:
tex.Format = TEX_FORMAT.R8G8B8A8_UNORM;
break;
case 0x34:
tex.Format = TEX_FORMAT.RGB565;
textureSize = Width * Height * 2;
break;
case 0x02:
case 0x06:
case 0x3C:
case 0x3D:
case 0x59:
case 0x60: //Swizzled
tex.Format = TEX_FORMAT.BC1_UNORM;
break;
case 0x10:
tex.Format = TEX_FORMAT.BC1_UNORM;
mortonWidth = 0x4;
break;
case 0x12:
tex.Format = TEX_FORMAT.BC3_UNORM;
mortonWidth = 0x8;
break;
case 0x36:
tex.Format = TEX_FORMAT.B4G4R4A4_UNORM;
textureSize = Width * Height * 2;
break;
case 0x3:
case 0x7:
case 0x8:
case 0x5B:
case 0x62: //bc1 swizzled
tex.Format = TEX_FORMAT.BC3_UNORM;
break;
case 0x5C:
tex.Format = TEX_FORMAT.BC4_UNORM;
break;
case 0x5D: //DXT5 swizzled or ATI2
tex.Format = TEX_FORMAT.BC5_UNORM;
break;
case 0x5E:
tex.Format = TEX_FORMAT.BC6H_UF16; //Uses cubemaps
break;
case 0x5F:
tex.Format = TEX_FORMAT.BC7_UNORM;
break;
case 0xF:
textureSize = Width * Height;
tex.Format = TEX_FORMAT.A8_UNORM;
break;
case 0x56:
tex.Format = TEX_FORMAT.ETC1_UNORM;
textureSize = Width * Height % 2;
break;
case 0x6F:
tex.Format = TEX_FORMAT.ETC1_UNORM;
textureSize = Width * Height;
break;
default:
throw new Exception("Unsupported format! " + format.ToString("x"));
}
if (textureSize == 0)
{
textureSize = (Width * Height * STGenericTexture.GetBytesPerPixel(tex.Format)) / 8;
}
if (format == 0x09)
{
textureSize = (Width * Height * 64) / 8;
}
if (format == 0x01)
{
textureSize = (Width * Height * 32) / 8;
tex.Parameters.DontSwapRG = true;
}
tex.ImageData = reader.ReadBytes((int)textureSize);
Textures.Add(tex);
}
}
public void Read(FileReader reader)
{
reader.ByteOrder = Syroot.BinaryData.ByteOrder.BigEndian;
Text = FileName;
long StartPos = reader.Position;
string Magic = reader.ReadString(4);
if (Magic == "GT1G")
{
reader.ByteOrder = Syroot.BinaryData.ByteOrder.LittleEndian;
}
else
{
reader.ByteOrder = Syroot.BinaryData.ByteOrder.BigEndian;
}
if (Magic == "GT1G")
{
Platform = GT1Platform.Switch;
}
else
{
Platform = GT1Platform.WiiU;
}
string Version = reader.ReadString(4);
uint FileSize = reader.ReadUInt32();
uint DataOffset = reader.ReadUInt32();
uint TextureCount = reader.ReadUInt32();
uint unk = reader.ReadUInt32();
uint unk2 = reader.ReadUInt32();
uint[] unk3s = reader.ReadUInt32s((int)TextureCount);
for (int i = 0; i < TextureCount; i++)
{
reader.SeekBegin(StartPos + DataOffset + (i * 4));
uint InfoOffset = reader.ReadUInt32();
reader.SeekBegin(DataOffset + InfoOffset);
byte numMips = reader.ReadByte();
byte format = reader.ReadByte();
byte texDims = reader.ReadByte();
byte unknown3 = reader.ReadByte(); //1
byte unknown4 = reader.ReadByte(); //0
byte unknown5 = reader.ReadByte(); //1
byte unknown6 = reader.ReadByte(); //12
byte extraHeader = reader.ReadByte();
if (reader.ByteOrder == Syroot.BinaryData.ByteOrder.LittleEndian)
{
numMips = SwapEndianByte(numMips);
texDims = SwapEndianByte(texDims);
extraHeader = SwapEndianByte(extraHeader);
}
if (extraHeader == 1)
{
var extSize = reader.ReadInt32();
var ext = reader.ReadBytes(extSize - 4);
}
uint Width = (uint)Math.Pow(2, texDims / 16);
uint Height = (uint)Math.Pow(2, texDims % 16);
GITexture tex = new GITexture(this);
tex.ImageKey = "texture";
tex.SelectedImageKey = tex.ImageKey;
tex.Text = $"Texture {i} {format.ToString("x")}";
tex.Width = Width;
tex.Height = Height;
tex.MipCount = numMips;
switch (format)
{
case 0x00: //ABGR
case 0x01: //BGRA 32 bit (no mip maps)
case 0x02: //RGBA 32 bit
case 0x09:
tex.Format = TEX_FORMAT.R8G8B8A8_UNORM;
break;
case 0x06:
case 0x10: //PC and xbox (swizzled)
case 0x59:
case 0x60: //Swizzled
tex.Format = TEX_FORMAT.BC1_UNORM;
break;
case 0x7:
case 0x8:
case 0x12: //PC and xbox (swizzled)
case 0x5B:
case 0x62: //bc1 swizzled
tex.Format = TEX_FORMAT.BC3_UNORM;
break;
case 0x5C:
tex.Format = TEX_FORMAT.BC4_UNORM;
break;
case 0x5D: //DXT5 swizzled or ATI2
tex.Format = TEX_FORMAT.BC5_UNORM;
break;
case 0x5E:
tex.Format = TEX_FORMAT.BC6H_UF16; //Uses cubemaps
break;
case 0x5F:
tex.Format = TEX_FORMAT.BC7_UNORM;
break;
default:
throw new Exception("Unsupported format! " + format.ToString("x"));
}
uint textureSize = (Width * Height * STGenericTexture.GetBytesPerPixel(tex.Format)) / 8;
if (format == 0x09)
{
textureSize = (Width * Height * 64) / 8;
}
if (format == 0x01)
{
textureSize = (Width * Height * 32) / 8;
tex.Parameters.DontSwapRG = true;
}
tex.ImageData = reader.ReadBytes((int)textureSize);
Nodes.Add(tex);
}
}
