NTextureFormat.bt

#ifndef _NTEXTUREFORMAT
#define _NTEXTUREFORMAT
struct STextureReadInfo
{
    if (!isDKCTF)
    {
        byte index; //MP1R has this byte
    }
    uint32 offset <format=hex>;
    uint32 size <format=hex>;
};

struct STextureCompressedBufferInfo(uint64 fileStart)
{
    uint32 index;
    uint32 offset <format=hex>; // Relative offset into associated STextureReadInfo
    uint32 size <format=hex>; // Buffer size
    uint32 destOffset <format=hex>; // Output offset when decompressed
    uint32 destSize <format=hex>; // Output size when decompressed

    // Compressed data
    local uint64 pos <format=hex, hidden=true> = FTell();
    FSeek(fileStart + info[index].offset + offset);
    CompressionType compressionType;
    byte pad[3] <hidden=true>;
    byte data[size - 4] <bgcolor=cLtRed>;
    FSeek(pos);
};

struct STextureMetaData(uint64 fileStart)
{
    uint32 unk;
    uint32 unk;
    uint32 allocCategory;
    uint32 gpuOffset <format=hex>;
    uint32 align;
    uint32 decompressedSize <format=hex>; // Total size decompressed
    uint32 infoCount;
    if (infoCount != 0) {
        STextureReadInfo info[infoCount]<optimize=false>; //Do this so isDKCTF doesn't kill 010
    }
    uint32 bufferCount;
    if (bufferCount != 0) {
        STextureCompressedBufferInfo buffer(fileStart)[bufferCount] <optimize=false>;
    }
};

enum <byte> ETextureWrap
{
    TEXTURE_WRAP_CLAMP_TO_EDGE = 0,
    TEXTURE_WRAP_REPEAT = 1,
    TEXTURE_WRAP_MIRRORED_REPEAT = 2,
    TEXTURE_WRAP_MIRROR_CLAMP = 3,
    TEXTURE_WRAP_CLAMP_TO_BORDER = 4,
    TEXTURE_WRAP_CLAMP = 5,
};

enum <byte> ETextureFilter
{
    TEXTURE_FILTER_NEAREST = 0,
    TEXTURE_FILTER_LINEAR = 1,
};

enum <byte> ETextureMipFilter
{
    TEXTURE_MIP_FILTER_NEAREST = 0,
    TEXTURE_MIP_FILTER_LINEAR = 1,
};

enum <byte> ETextureAnisotropicRatio
{
    TEXTURE_ANISO_NONE = -1,
    TEXTURE_ANISO_1 = 0,
    TEXTURE_ANISO_2 = 1,
    TEXTURE_ANISO_4 = 2,
    TEXTURE_ANISO_8 = 3,
    TEXTURE_ANISO_16 = 4,
};

enum /* where? */ ECompareFunction
{
    TEXTURE_COMPARE_NONE = -1,
    TEXTURE_COMPARE_NEVER = 0,
    TEXTURE_COMPARE_ALWAYS = 1,
    TEXTURE_COMPARE_NOTEQUAL = 2,
    TEXTURE_COMPARE_LESS = 3,
    TEXTURE_COMPARE_LEQUAL = 4,
    TEXTURE_COMPARE_EQUAL = 5,
    TEXTURE_COMPARE_GEQUAL = 6,
    TEXTURE_COMPARE_GREATER = 7,
};

struct STextureSamplerData
{
    uint32 unk;
    ETextureFilter filter;
    ETextureMipFilter mipFilter;
    ETextureWrap wrapX;
    ETextureWrap wrapY;
    if (isDKCTF == 0)
    {
        ETextureWrap wrapZ;
        ETextureAnisotropicRatio aniso;
    }
};

enum <uint32> ETextureType
{
    TEXTURE_1D = 0,
    TEXTURE_2D = 1,
    TEXTURE_3D = 2,
    TEXTURE_CUBE = 3,
    TEXTURE_1D_ARRAY = 4,
    TEXTURE_2D_ARRAY = 5,
    TEXTURE_2D_MULTISAMPLE = 6,
    TEXTURE_2D_MULTISAMPLE_ARRAY = 7,
    TEXTURE_CUBE_ARRAY = 8,
};

enum <uint32> ETextureFormat
{
    TEXTURE_FORMAT_R8_UNORM = 0,
    TEXTURE_FORMAT_R8_SNORM = 1,
    TEXTURE_FORMAT_R8_UINT = 2,
    TEXTURE_FORMAT_R8_SINT = 3,
    TEXTURE_FORMAT_R16_UNORM = 4,
    TEXTURE_FORMAT_R16_SNORM = 5,
    TEXTURE_FORMAT_R16_UINT = 6,
    TEXTURE_FORMAT_R16_SINT = 7,
    TEXTURE_FORMAT_R16_FLOAT = 8,
    TEXTURE_FORMAT_R32_UINT = 9,
    TEXTURE_FORMAT_R32_SINT = 10,
    TEXTURE_FORMAT_RGB8_UNORM = 11,
    TEXTURE_FORMAT_RGBA8_UNORM = 12,
    TEXTURE_FORMAT_RGBA8_SRGB = 13,
    TEXTURE_FORMAT_RGBA16_FLOAT = 14,
    TEXTURE_FORMAT_RGBA32_FLOAT = 15,
    TEXTURE_FORMAT_DEPTH16_UNORM = 16,
    TEXTURE_FORMAT_DEPTH16_UNORM_2 = 17, // ?
    TEXTURE_FORMAT_DEPTH24_S8_UNORM = 18,
    TEXTURE_FORMAT_DEPTH32_FLOAT = 19,
    TEXTURE_FORMAT_RGBA_BC1_UNORM = 20, // DXT1
    TEXTURE_FORMAT_RGBA_BC1_SRGB = 21, // DXT1
    TEXTURE_FORMAT_RGBA_BC2_UNORM = 22, // DXT3
    TEXTURE_FORMAT_RGBA_BC2_SRGB = 23, // DXT3
    TEXTURE_FORMAT_RGBA_BC3_UNORM = 24, // DXT5
    TEXTURE_FORMAT_RGBA_BC3_SRGB = 25, // DXT5
    TEXTURE_FORMAT_RGBA_BC4_UNORM = 26, // RGTC1
    TEXTURE_FORMAT_RGBA_BC4_SNORM = 27, // RGTC1
    TEXTURE_FORMAT_RGBA_BC5_UNORM = 28, // RGTC2
    TEXTURE_FORMAT_RGBA_BC5_SNORM = 29, // RGTC2
    TEXTURE_FORMAT_RG11_B10_FLOAT = 30,
    TEXTURE_FORMAT_R32_FLOAT = 31,
    TEXTURE_FORMAT_RG8_UNORM = 32,
    TEXTURE_FORMAT_RG8_SNORM = 33,
    TEXTURE_FORMAT_RG8_UINT = 34,
    TEXTURE_FORMAT_RG8_SINT = 35,
    TEXTURE_FORMAT_RG16_FLOAT = 36,
    TEXTURE_FORMAT_RG16_UNORM = 37,
    TEXTURE_FORMAT_RG16_SNORM = 38,
    TEXTURE_FORMAT_RG16_UINT = 39,
    TEXTURE_FORMAT_RG16_SINT = 40,
    TEXTURE_FORMAT_RGB10_A2_UNORM = 41,
    TEXTURE_FORMAT_RGB10_A2_UINT = 42,
    TEXTURE_FORMAT_RG32_UINT = 43,
    TEXTURE_FORMAT_RG32_SINT = 44,
    TEXTURE_FORMAT_RG32_FLOAT = 45,
    TEXTURE_FORMAT_RGBA16_UNORM = 46,
    TEXTURE_FORMAT_RGBA16_SNORM = 47,
    TEXTURE_FORMAT_RGBA16_UINT = 48,
    TEXTURE_FORMAT_RGBA16_SINT = 49,
    TEXTURE_FORMAT_RGBA32_UINT = 50,
    TEXTURE_FORMAT_RGBA32_SINT = 51,
    TEXTURE_FORMAT_NONE = 52,
    TEXTURE_FORMAT_RGBA_ASTC_4x4 = 53,
    TEXTURE_FORMAT_RGBA_ASTC_5x4 = 54,
    TEXTURE_FORMAT_RGBA_ASTC_5x5 = 55,
    TEXTURE_FORMAT_RGBA_ASTC_6x5 = 56,
    TEXTURE_FORMAT_RGBA_ASTC_6x6 = 57,
    TEXTURE_FORMAT_RGBA_ASTC_8x5 = 58,
    TEXTURE_FORMAT_RGBA_ASTC_8x6 = 59,
    TEXTURE_FORMAT_RGBA_ASTC_8x8 = 60,
    TEXTURE_FORMAT_RGBA_ASTC_10x5 = 61,
    TEXTURE_FORMAT_RGBA_ASTC_10x6 = 62,
    TEXTURE_FORMAT_RGBA_ASTC_10x8 = 63,
    TEXTURE_FORMAT_RGBA_ASTC_10x10 = 64,
    TEXTURE_FORMAT_RGBA_ASTC_12x10 = 65,
    TEXTURE_FORMAT_RGBA_ASTC_12x12 = 66,
    TEXTURE_FORMAT_RGBA_ASTC_4x4_SRGB = 67,
    TEXTURE_FORMAT_RGBA_ASTC_5x4_SRGB = 68,
    TEXTURE_FORMAT_RGBA_ASTC_5x5_SRGB = 69,
    TEXTURE_FORMAT_RGBA_ASTC_6x5_SRGB = 70,
    TEXTURE_FORMAT_RGBA_ASTC_6x6_SRGB = 71,
    TEXTURE_FORMAT_RGBA_ASTC_8x5_SRGB = 72,
    TEXTURE_FORMAT_RGBA_ASTC_8x6_SRGB = 73,
    TEXTURE_FORMAT_RGBA_ASTC_8x8_SRGB = 74,
    TEXTURE_FORMAT_RGBA_ASTC_10x5_SRGB = 75,
    TEXTURE_FORMAT_RGBA_ASTC_10x6_SRGB = 76,
    TEXTURE_FORMAT_RGBA_ASTC_10x8_SRGB = 77,
    TEXTURE_FORMAT_RGBA_ASTC_10x10_SRGB = 78,
    TEXTURE_FORMAT_RGBA_ASTC_12x10_SRGB = 79,
    TEXTURE_FORMAT_RGBA_ASTC_12x12_SRGB = 80,
    TEXTURE_FORMAT_BPTC_UFLOAT = 81,
    TEXTURE_FORMAT_BPTC_SFLOAT = 82,
    TEXTURE_FORMAT_BPTC_UNORM = 83,
    TEXTURE_FORMAT_BPTC_UNORM_SRGB = 84,
};

enum <uint32> EMultiSample
{
    MULTISAMPLE_NONE = 0,
    MULTISAMPLE_2 = 1,
    MULTISAMPLE_4 = 2,
    MULTISAMPLE_8 = 3,
};

struct STextureHeader
{
    ETextureType type;
    ETextureFormat format;
    uint32 width;
    uint32 height;
    uint32 layers;
    uint32 tileMode; // ?
    uint32 swizzle; // ?
    uint32 mips;
    uint32 mipSizes[mips] <format=hex>;
    STextureSamplerData samplerData;
};

typedef struct
{
    ChunkDescriptor chunk;
    local uint64 start <format=hex, hidden=true> = FTell();
    switch (chunk.id)
    {
        case "HEAD":
            STextureHeader header;
            break;
        case "GPU ":
            if (isDKCTF) {
                CompressionType compressionType;
                byte pad[3] <hidden=true>;
                byte data[chunk.size - 4];
            } else {
                byte data[chunk.size];
            }
            break;
    }
    FSeek(start + chunk.size);
} TXTRChunk <
    name=(Str("%s chunk", chunk.id))
>;

typedef struct(uint64 size)
{
    local uint64 start <format=hex, hidden=true> = FTell();
    while (FTell() < start + size)
    {
        TXTRChunk chunk;
    }
} NTextureFormat <name="TXTR chunks">;


#endif// _NTEXTUREFORMAT