public BRTI(FileData f) //Docs thanks to gdkchan!!
{
ImageKey = "texture";
SelectedImageKey = "texture";
f.skip(4);
int BRTISize1 = f.readInt();
long BRTISize2 = (f.readInt() | f.readInt() << 32);
surf = new Swizzle.Surface();
surf.tileMode = (sbyte)f.readByte();
surf.dim = (sbyte)f.readByte();
ushort Flags = (ushort)f.readShort();
surf.swizzle = (ushort)f.readShort();
surf.numMips = (ushort)f.readShort();
uint unk18 = (uint)f.readInt();
surf.format = (uint)f.readInt();
DataType = (byte)(surf.format & 0xFF);
uint unk20 = (uint)f.readInt();
surf.width = f.readInt();
surf.height = f.readInt();
surf.depth = f.readInt();
int FaceCount = f.readInt();
surf.sizeRange = f.readInt();
uint unk38 = (uint)f.readInt();
uint unk3C = (uint)f.readInt();
uint unk40 = (uint)f.readInt();
uint unk44 = (uint)f.readInt();
uint unk48 = (uint)f.readInt();
uint unk4C = (uint)f.readInt();
surf.imageSize = f.readInt();
surf.alignment = f.readInt();
int ChannelType = f.readInt();
int TextureType = f.readInt();
Text = f.readString((f.readInt() | f.readInt() << 32) + BNTX.temp + 2, -1);
long ParentOffset = f.readInt() | f.readInt() << 32;
long PtrsOffset = f.readInt() | f.readInt() << 32;
format = surf.format;
f.seek((int)PtrsOffset + BNTX.temp);
long dataOff = f.readInt() | f.readInt() << 32;
surf.data = f.getSection((int)dataOff + BNTX.temp, surf.imageSize);
//Console.WriteLine(surf.data.Length + " " + dataOff.ToString("x") + " " + surf.imageSize);
uint blk_dim = Formats.blk_dims(surf.format >> 8);
blkWidth = blk_dim >> 4;
blkHeight = blk_dim & 0xF;
bpp = Formats.bpps(surf.format >> 8);
// Console.WriteLine($"{Name} Height {surf.height}wdith = {surf.width}allignment = {surf.alignment}blkwidth = {blkWidth}blkheight = {blkHeight}blkdims = {blk_dim} format = {surf.format} datatype = {DataType} dataoffset = {dataOff}");
// byte[] result = surf.data;
byte[] result = Swizzle.deswizzle((uint)surf.width, (uint)surf.height, blkWidth, blkHeight, bpp, (uint)surf.tileMode, (uint)surf.alignment, surf.sizeRange, surf.data, 0);
uint width = Swizzle.DIV_ROUND_UP((uint)surf.width, blkWidth);
uint height = Swizzle.DIV_ROUND_UP((uint)surf.height, blkHeight);
result_ = new byte[width * height * bpp];
Array.Copy(result, 0, result_, 0, width * height * bpp);
byte[] Swizzled = Swizzle.swizzle((uint)surf.width, (uint)surf.height, blkWidth, blkHeight, bpp, (uint)surf.tileMode, (uint)surf.alignment, surf.sizeRange, surf.data, 1);
texture.data = result_;
texture.width = surf.width;
texture.height = surf.height;
Width = surf.width;
Height = surf.height;
texture.mipmaps.Add(result_);
switch (surf.format >> 8)
{
case ((uint)Formats.BNTXImageFormat.IMAGE_FORMAT_BC1):
if (DataType == (byte)Formats.BNTXImageTypes.UNORM)
{
texture.type = PixelInternalFormat.CompressedRgbaS3tcDxt1Ext;
}
else if (DataType == (byte)Formats.BNTXImageTypes.SRGB)
{
byte[] fixBC1 = DDS_Decompress.DecompressBC1(texture.data, texture.width, texture.height, true);
texture.data = fixBC1;
texture.type = PixelInternalFormat.Rgba;
texture.utype = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
}
else
{
throw new Exception("Unsupported data type for BC1");
}
break;
case ((uint)Formats.BNTXImageFormat.IMAGE_FORMAT_BC2):
if (DataType == (byte)Formats.BNTXImageTypes.UNORM)
{
texture.type = PixelInternalFormat.CompressedRgbaS3tcDxt3Ext;
}
else if (DataType == (byte)Formats.BNTXImageTypes.SRGB)
{
texture.type = PixelInternalFormat.CompressedSrgbAlphaS3tcDxt3Ext;
}
else
{
throw new Exception("Unsupported data type for BC2");
}
break;
case ((uint)Formats.BNTXImageFormat.IMAGE_FORMAT_BC3):
if (DataType == (byte)Formats.BNTXImageTypes.UNORM)
{
texture.type = PixelInternalFormat.CompressedRgbaS3tcDxt5Ext;
}
else if (DataType == (byte)Formats.BNTXImageTypes.SRGB)
{
texture.type = PixelInternalFormat.CompressedSrgbAlphaS3tcDxt5Ext;
}
else
{
throw new Exception("Unsupported data type for BC3");
}
break;
case ((uint)Formats.BNTXImageFormat.IMAGE_FORMAT_BC4):
if (DataType == (byte)Formats.BNTXImageTypes.UNORM)
{
texture.type = PixelInternalFormat.CompressedRedRgtc1;
// byte[] fixBC4 = DecompressBC4(texture.data, texture.width, texture.height, false);
// texture.data = fixBC4;
// texture.type = PixelInternalFormat.Rgba;
// texture.utype = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
}
else if (DataType == (byte)Formats.BNTXImageTypes.SNORM)
{
texture.type = PixelInternalFormat.CompressedSignedRedRgtc1;
// byte[] fixBC4 = DecompressBC4(texture.data, texture.width, texture.height, true);
// texture.data = fixBC4;
// texture.type = PixelInternalFormat.Rgba;
// texture.utype = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
}
else
{
throw new Exception("Unsupported data type for BC4");
}
break;
case ((uint)Formats.BNTXImageFormat.IMAGE_FORMAT_BC5):
if (DataType == (byte)Formats.BNTXImageTypes.UNORM)
{
// byte[] fixBC5 = DecompressBC5(texture.data, texture.width, texture.height, false);
// texture.data = fixBC5;
texture.type = PixelInternalFormat.CompressedRgRgtc2;
// texture.utype = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
}
else if (DataType == (byte)Formats.BNTXImageTypes.SNORM)
{
byte[] fixBC5 = DDS_Decompress.DecompressBC5(texture.data, texture.width, texture.height, true);
texture.data = fixBC5;
texture.type = PixelInternalFormat.Rgba;
texture.utype = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
}
else
{
Console.WriteLine("Unsupported data type for BC5");
}
break;
case ((uint)Formats.BNTXImageFormat.IMAGE_FORMAT_BC7):
if (DataType == (byte)Formats.BNTXImageTypes.UNORM || DataType == (byte)Formats.BNTXImageTypes.SRGB)
{
texture.type = PixelInternalFormat.CompressedRgbaBptcUnorm;
}
break;
case ((uint)Formats.BNTXImageFormat.IMAGE_FORMAT_R8_G8_B8_A8):
if (DataType == (byte)Formats.BNTXImageTypes.UNORM || DataType == (byte)Formats.BNTXImageTypes.SRGB)
{
texture.type = PixelInternalFormat.Rgba;
texture.utype = OpenTK.Graphics.OpenGL.PixelFormat.Rgba;
}
else
{
throw new Exception("Unsupported data type for R8_G8_B8_A8");
}
break;
}
texture.display = loadImage(texture);
display = texture.display;
RenderableTex.Add(texture);
}
public void Read(FileData f, BNTX bntx) //Docs thanks to AboodXD!!
{
ImageKey = "texture";
SelectedImageKey = "texture";
f.skip(4);
int BRTISize1 = f.readInt();
long BRTISize2 = f.readInt64();
surf = new TegraX1Swizzle.Surface();
ushort Flags = (ushort)f.readShort();
surf.dim = (sbyte)f.readByte();
surf.tileMode = (sbyte)f.readByte();
surf.swizzle = (ushort)f.readShort();
surf.numMips = (ushort)f.readShort();
uint numSamples = (uint)f.readInt();
surf.format = (uint)f.readInt();
DataType = (byte)(surf.format & 0xFF);
uint accessFlags = (uint)f.readInt();
surf.width = f.readInt();
surf.height = f.readInt();
surf.depth = f.readInt();
int FaceCount = f.readInt();
surf.sizeRange = f.readInt();
uint unk38 = (uint)f.readInt();
uint unk3C = (uint)f.readInt();
uint unk40 = (uint)f.readInt();
uint unk44 = (uint)f.readInt();
uint unk48 = (uint)f.readInt();
uint unk4C = (uint)f.readInt();
surf.imageSize = f.readInt();
surf.alignment = f.readInt();
int ChannelType = f.readInt();
int TextureType = f.readInt();
Text = f.readString((int)f.readInt64() + BNTX.temp + 2, -1);
long ParentOffset = f.readInt64();
long PtrsOffset = f.readInt64();
format = surf.format;
surf.data = new List <byte[]>();
uint blk_dim = Formats.blk_dims(surf.format >> 8);
blkWidth = blk_dim >> 4;
blkHeight = blk_dim & 0xF;
f.seek((int)PtrsOffset + BNTX.temp);
long firstMipOffset = f.readInt64();
surf.data.Add(f.getSection((int)firstMipOffset + BNTX.temp, surf.imageSize));
for (int mipLevel = 1; mipLevel < surf.numMips; mipLevel++)
{
long dataOff = f.readInt64();
surf.data.Add(f.getSection((int)dataOff + BNTX.temp, (int)firstMipOffset + surf.imageSize - (int)dataOff));
// Debug.WriteLine($"{Name} Height {surf.height}wdith = {surf.width}allignment = {surf.alignment}blkwidth = {blkWidth}blkheight = {blkHeight}blkdims = {blk_dim} format = {surf.format} datatype = {DataType} dataoffset = {dataOff}");
}
bpp = Formats.bpps(surf.format >> 8);
int target = 0;
if (bntx.target == "NX ")
{
target = 1;
}
int blockHeightLog2 = surf.sizeRange & 7;
int linesPerBlockHeight = (1 << blockHeightLog2) * 8;
int blockHeightShift = 0;
for (int mipLevel = 0; mipLevel < surf.numMips; mipLevel++)
{
uint width = (uint)Math.Max(1, surf.width >> mipLevel);
uint height = (uint)Math.Max(1, surf.height >> mipLevel);
uint size = TegraX1Swizzle.DIV_ROUND_UP(width, blkWidth) * TegraX1Swizzle.DIV_ROUND_UP(height, blkHeight) * bpp;
if (TegraX1Swizzle.pow2_round_up(TegraX1Swizzle.DIV_ROUND_UP(height, blkWidth)) < linesPerBlockHeight)
{
blockHeightShift += 1;
}
byte[] result = TegraX1Swizzle.deswizzle(width, height, blkWidth, blkHeight, target, bpp, (uint)surf.tileMode, (uint)surf.alignment, Math.Max(0, blockHeightLog2 - blockHeightShift), surf.data[mipLevel], 0);
//Create a copy and use that to remove uneeded data
result_ = new byte[size];
Array.Copy(result, 0, result_, 0, size);
texture.mipmaps.Add(result_);
}
LoadFormats(texture, surf.format, 0, surf.width, surf.height);
texture.width = surf.width;
texture.height = surf.height;
Width = surf.width;
Height = surf.height;
}