public static SBSurface Open(string FilePath)
{
using (BinaryReader reader = new BinaryReader(new FileStream(FilePath, FileMode.Open)))
{
// TODO: Why are there empty streams?
if (reader.BaseStream.Length == 0)
{
return(null);
}
SBSurface surface = new SBSurface();
reader.BaseStream.Position = reader.BaseStream.Length - 0xB0;
int[] mipmapSizes = new int[16];
for (int i = 0; i < mipmapSizes.Length; i++)
{
mipmapSizes[i] = reader.ReadInt32();
}
reader.ReadChars(4); // TNX magic
string texName = ReadTexName(reader);
surface.Name = texName;
surface.Width = reader.ReadInt32();
surface.Height = reader.ReadInt32();
surface.Depth = reader.ReadInt32();
var Format = (NUTEX_FORMAT)reader.ReadByte();
reader.ReadByte();
ushort Padding = reader.ReadUInt16();
reader.ReadUInt32();
int MipCount = reader.ReadInt32();
int Alignment = reader.ReadInt32();
surface.ArrayCount = reader.ReadInt32();
int ImageSize = reader.ReadInt32();
char[] Magic = reader.ReadChars(4);
int MajorVersion = reader.ReadInt16();
int MinorVersion = reader.ReadInt16();
if (pixelFormatByNuTexFormat.ContainsKey(Format))
{
surface.PixelFormat = pixelFormatByNuTexFormat[Format];
}
if (internalFormatByNuTexFormat.ContainsKey(Format))
{
surface.InternalFormat = internalFormatByNuTexFormat[Format];
}
surface.PixelType = GetPixelType(Format);
reader.BaseStream.Position = 0;
byte[] ImageData = reader.ReadBytes(ImageSize);
for (int array = 0; array < surface.ArrayCount; array++)
{
MipArray arr = new MipArray();
for (int i = 0; i < MipCount; i++)
{
byte[] deswiz = SwitchSwizzler.GetImageData(surface, ImageData, array, i, MipCount);
arr.Mipmaps.Add(deswiz);
}
surface.Arrays.Add(arr);
}
return(surface);
}
}
public static SBSurface Import(string FileName)
{
SBSurface surface = new SBSurface();
using (BinaryReaderExt reader = new BinaryReaderExt(new FileStream(FileName, FileMode.Open)))
{
DDS_Header header = new DDS_Header();
header.Read(reader);
surface.Name = Path.GetFileNameWithoutExtension(FileName);
surface.Width = header.dwWidth;
surface.Height = header.dwHeight;
if (header.dwFlags.HasFlag(DDSD.DEPTH))
{
surface.Depth = header.dwDepth;
}
else
{
surface.Depth = 1;
}
if (header.ddspf.dwFourCC == 0x31545844)
{
surface.InternalFormat = InternalFormat.CompressedRgbaS3tcDxt1Ext;
}
else
if (header.ddspf.dwFourCC == 0x30315844)
{
surface.InternalFormat = DXGItoInternal(header.DXT10Header.dxgiFormat);
if (surface.InternalFormat == 0)
{
System.Windows.Forms.MessageBox.Show("DDS format not supported " + header.DXT10Header.dxgiFormat);
return(null);
}
}
else
{
if (((FourCC_DXGI)header.ddspf.dwFourCC) == FourCC_DXGI.D3DFMT_A32B32G32R32F)
{
surface.InternalFormat = InternalFormat.Rgba32f;
surface.PixelFormat = PixelFormat.Rgba;
surface.PixelType = PixelType.Float;
}
else
{
System.Windows.Forms.MessageBox.Show("DDS format not supported " + header.ddspf.dwFourCC.ToString("X"));
return(null);
}
}
// TODO: read other mips
int w = surface.Width;
int h = surface.Height;
//SBConsole.WriteLine(header.dwCaps.ToString() + " " + header.dwCaps2.ToString() + " " + header.dwFlags.ToString());
for (int array = 0; array < (header.dwCaps2.HasFlag(DDSCAPS2.CUBEMAP_ALLFACES) ? 6 : 1); array++)
{
w = surface.Width;
h = surface.Height;
var mip = new MipArray();
for (int i = 0; i < (header.dwFlags.HasFlag(DDSD.MIPMAPCOUNT) ? header.dwMipMapCount : 1); i++)
{
var mipSize = Math.Max(1, ((w + 3) / 4)) * Math.Max(1, ((h + 3) / 4)) * (int)TextureFormatInfo.GetBPP(surface.InternalFormat);
if (mipSize % TextureFormatInfo.GetBPP(surface.InternalFormat) != 0)
{
mipSize += (int)(TextureFormatInfo.GetBPP(surface.InternalFormat) - (mipSize % TextureFormatInfo.GetBPP(surface.InternalFormat)));
}
var data = reader.ReadBytes(mipSize);
mip.Mipmaps.Add(data);
w /= 2;
h /= 2;
}
surface.Arrays.Add(mip);
}
if (reader.Position != reader.BaseStream.Length)
{
SBConsole.WriteLine("Warning: error reading dds " + reader.Position.ToString("X"));
}
}
return(surface);
}