public void ReadNTWU(FileData d)
{
d.Seek(0x6);
ushort count = d.ReadUShort();
d.Skip(0x8);
int headerPtr = 0x10;
for (ushort i = 0; i < count; ++i)
{
d.Seek(headerPtr);
NutTexture tex = new NutTexture();
tex.pixelInternalFormat = PixelInternalFormat.Rgba32ui;
int totalSize = d.ReadInt();
d.Skip(4);
int dataSize = d.ReadInt();
int headerSize = d.ReadUShort();
d.Skip(2);
d.Skip(1);
byte mipmapCount = d.ReadByte();
d.Skip(1);
tex.setPixelFormatFromNutFormat(d.ReadByte());
tex.Width = d.ReadUShort();
tex.Height = d.ReadUShort();
d.ReadInt(); //Always 1?
uint caps2 = d.ReadUInt();
bool isCubemap = false;
byte surfaceCount = 1;
if ((caps2 & (uint)Dds.Ddscaps2.Cubemap) == (uint)Dds.Ddscaps2.Cubemap)
{
//Only supporting all six faces
if ((caps2 & (uint)Dds.Ddscaps2.CubemapAllfaces) == (uint)Dds.Ddscaps2.CubemapAllfaces)
{
isCubemap = true;
surfaceCount = 6;
}
else
{
throw new NotImplementedException($"Unsupported cubemap face amount for texture {i} with hash 0x{tex.HashId:X}. Six faces are required.");
}
}
int dataOffset = d.ReadInt() + headerPtr;
int mipDataOffset = d.ReadInt() + headerPtr;
int gtxHeaderOffset = d.ReadInt() + headerPtr;
d.ReadInt();
int cmapSize1 = 0;
int cmapSize2 = 0;
if (isCubemap)
{
cmapSize1 = d.ReadInt();
cmapSize2 = d.ReadInt();
d.Skip(8);
}
int imageSize = 0; //Total size of first mipmap of every surface
int mipSize = 0; //Total size of mipmaps other than the first of every surface
if (mipmapCount == 1)
{
if (isCubemap)
{
imageSize = cmapSize1;
}
else
{
imageSize = dataSize;
}
}
else
{
imageSize = d.ReadInt();
mipSize = d.ReadInt();
d.Skip((mipmapCount - 2) * 4);
d.Align(0x10);
}
d.Skip(0x10); //eXt data - always the same
d.Skip(4); //GIDX
d.ReadInt(); //Always 0x10
tex.HashId = d.ReadInt();
d.Skip(4); // padding align 8
d.Seek(gtxHeaderOffset);
Gtx.Gx2Surface gtxHeader = new Gtx.Gx2Surface();
gtxHeader.dim = d.ReadInt();
gtxHeader.width = d.ReadInt();
gtxHeader.height = d.ReadInt();
gtxHeader.depth = d.ReadInt();
gtxHeader.numMips = d.ReadInt();
gtxHeader.format = d.ReadInt();
gtxHeader.aa = d.ReadInt();
gtxHeader.use = d.ReadInt();
gtxHeader.imageSize = d.ReadInt();
gtxHeader.imagePtr = d.ReadInt();
gtxHeader.mipSize = d.ReadInt();
gtxHeader.mipPtr = d.ReadInt();
gtxHeader.tileMode = d.ReadInt();
gtxHeader.swizzle = d.ReadInt();
gtxHeader.alignment = d.ReadInt();
gtxHeader.pitch = d.ReadInt();
//mipOffsets[0] is not in this list and is simply the start of the data (dataOffset)
//mipOffsets[1] is relative to the start of the data (dataOffset + mipOffsets[1])
//Other mipOffsets are relative to mipOffset[1] (dataOffset + mipOffsets[1] + mipOffsets[i])
int[] mipOffsets = new int[mipmapCount];
mipOffsets[0] = 0;
for (byte mipLevel = 1; mipLevel < mipmapCount; ++mipLevel)
{
mipOffsets[mipLevel] = 0;
mipOffsets[mipLevel] = mipOffsets[1] + d.ReadInt();
}
for (byte surfaceLevel = 0; surfaceLevel < surfaceCount; ++surfaceLevel)
{
tex.surfaces.Add(new TextureSurface());
}
int w = tex.Width, h = tex.Height;
for (byte mipLevel = 0; mipLevel < mipmapCount; ++mipLevel)
{
int p = gtxHeader.pitch / (gtxHeader.width / w);
int size;
if (mipmapCount == 1)
{
size = imageSize;
}
else if (mipLevel + 1 == mipmapCount)
{
size = (mipSize + mipOffsets[1]) - mipOffsets[mipLevel];
}
else
{
size = mipOffsets[mipLevel + 1] - mipOffsets[mipLevel];
}
size /= surfaceCount;
for (byte surfaceLevel = 0; surfaceLevel < surfaceCount; ++surfaceLevel)
{
gtxHeader.data = d.GetSection(dataOffset + mipOffsets[mipLevel] + (size * surfaceLevel), size);
//Real size
//Leave the below line commented for now because it breaks RGBA textures
//size = ((w + 3) >> 2) * ((h + 3) >> 2) * (GTX.getBPP(gtxHeader.format) / 8);
if (size < (Gtx.GetBpp(gtxHeader.format) / 8))
{
size = (Gtx.GetBpp(gtxHeader.format) / 8);
}
byte[] deswiz = Gtx.SwizzleBc(
gtxHeader.data,
w,
h,
gtxHeader.format,
gtxHeader.tileMode,
p,
gtxHeader.swizzle
);
tex.surfaces[surfaceLevel].mipmaps.Add(new FileData(deswiz).GetSection(0, size));
}
w /= 2;
h /= 2;
if (w < 1)
{
w = 1;
}
if (h < 1)
{
h = 1;
}
}
headerPtr += headerSize;
Nodes.Add(tex);
}
}
public void ReadFTEX(Texture tex)
{
ImageKey = "texture";
SelectedImageKey = "texture";
reserve = tex.Data;
texture.width = (int)tex.Width;
texture.height = (int)tex.Height;
format = (int)tex.Format;
int swizzle = (int)tex.Swizzle;
int pitch = (int)tex.Pitch;
texture.data = Gtx.SwizzleBc(tex.Data, texture.width, texture.height, format, (int)tex.TileMode, pitch, swizzle);
Text = tex.Name;
//Setup variables for treenode data
width = texture.width;
height = texture.height;
texture.mipMapCount = (int)tex.MipCount;
FileData f = new FileData(tex.MipData);
for (int level = 0; level < tex.MipCount; level++)
{
if (level != 0)
{
}
// byte[] mip = f.getSection((int)tex.MipOffsets[level - 1], (int)tex.MipOffsets[level + 1]);
// texture.mipMapData.Add(mip);
}
switch (format)
{
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTBc1Unorm):
texture.pixelInternalFormat = PixelInternalFormat.CompressedRgbaS3tcDxt1Ext;
break;
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTBc1Srgb):
texture.pixelInternalFormat = PixelInternalFormat.CompressedRgbaS3tcDxt1Ext;
break;
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTBc2Unorm):
texture.pixelInternalFormat = PixelInternalFormat.CompressedRgbaS3tcDxt3Ext;
break;
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTBc2Srgb):
texture.pixelInternalFormat = PixelInternalFormat.CompressedSrgbAlphaS3tcDxt3Ext;
break;
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTBc3Unorm):
texture.pixelInternalFormat = PixelInternalFormat.CompressedRgbaS3tcDxt5Ext;
break;
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTBc3Srgb):
texture.pixelInternalFormat = PixelInternalFormat.CompressedSrgbAlphaS3tcDxt5Ext;
break;
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTBc4Unorm):
texture.pixelInternalFormat = PixelInternalFormat.CompressedRedRgtc1;
break;
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTBc4Snorm):
texture.pixelInternalFormat = PixelInternalFormat.CompressedSignedRedRgtc1;
break;
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTBc5Unorm):
texture.pixelInternalFormat = PixelInternalFormat.CompressedRgRgtc2;
break;
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTBc5Snorm):
//OpenTK doesn't load BC5 SNORM textures right so I'll use the same decompress method bntx has
byte[] fixBC5 = DDS_Decompress.DecompressBC5(texture.data, texture.width, texture.height, true);
texture.data = fixBC5;
texture.pixelInternalFormat = PixelInternalFormat.Rgba;
texture.pixelFormat = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
break;
case ((int)Gtx.Gx2SurfaceFormat.Gx2SurfaceFormatTcsR8G8B8A8Unorm):
texture.pixelInternalFormat = PixelInternalFormat.Rgba;
texture.pixelFormat = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
break;
}
}