D4_Mat.bt

//------------------------------------------------
//      File: Mat
//   Authors: Zee
//   Version: 1.0
//   Purpose: Reading the material file from Diablo IV
//  Category: DiabloIV
//------------------------------------------------

#include "Lib/Common.bt"

typedef struct (int size)
{
    byte gap[size]<bgcolor=cBlack, hidden=true>;
}Gap<hidden=true>;

struct DeadBeef
{
    int magic;      // -559038737
    int magic2;     // 454043394 - app
    Gap g(4);
    int hash;       // name hash ?
};

struct Header
{
    DeadBeef beef;
    int snoID;
    Gap g(4);
    int otherMaterialSnoID;     // points to another material, or -1
    int unk2;                   // 0,1,8,9,16 ... 3105 ...
    int shaderMapSnoID;
    int materialValueSetSnoID;
    int unk3;                   // 0, 1, 2, -5, -6, -5000, 300, .....
    Gap g(4);
    OFFSET4 offsSamplers;
    OFFSET4 offsC;              // Size : 64, fixed
    int unk5;                   // 0 .. 11
    int unk6;                   // 0, 1
    OFFSET4 offsD;
    int surfaceSnoID;
    int biomeASnoID;
    int biomeBSnoID;
    int biomeCSnoID;
    int biomeDSnoID;
    Gap g(4);
    int unk17;                  // 0, -1
    Gap g(4);
    OFFSET4 offsD1;
    float unk23;                // 0, 1, 6, 10, 20, 24 ... 120 
    Gap g(8);
    float unk26;                // 0, 1
    Gap g(8);
    OFFSET4 offsD2;
    int unk29;                  // 4, 8, 12
    Gap g(4);
    OFFSET4 offsE;
    Gap g(4);
    float unk32;                // Always 1
    Gap g(8);
    OFFSET4 offsF;
    int unk35;                  // 0, 4
    Gap g(4);
    OFFSET4 offsG;
    int unk37;                  // 0, 1, 14, 19 ..297
    int unk38;                  // 0, 1
    int unk39;                  // 0, 1
    float unk40;                // 0, 0.75, 1 .. 8 .. 60
    float unk41;                // 0, 0.1, 0.2, 0.3 .. 5, 10
    float unk42;                // 0, 0.002, 0.008, ... 0.2
    float unk43;                // 0, 0.11 .. 0.2 .. 1
    float unk44;                // 0, 0.01, 0.02, .. 1
    float unk45;                // -15, -10 .. 0, 1, 1.3, 1.8 .. 100
    int unk46;                  // 0, 1, 2, 3
    int unk47;                  // 0, 1, 2, 3
    int unk48;                  // 0, 1, 2, 3
    int unk49;                  // 0, 1, 2, 3
    int unk50;                  // 0, 1, 2, 3
    int unk51;                  // 0, 1, 2, 3
    int unk52;                  // 0, 1, 2, 3
    int unk53;                  // 0, 1
    Gap g(4);
};

struct UnkSamplerData
{
    int unk0;
    int unk1;
    int unk2;
    int unk3;
    int hash;
    int unk4;
    float floatUnk0;
    float floatUnk1;
};

struct Sampler
{
    enum<uint> TextureType
    {
        Color = 1,
        Normal = 3,
        SphereMap = 4,
        Noise = 10,
        ColorGradient = 11,
        Mask = 12,
        ColorAndHeight = 13,
        Mask2 = 14,
        Color2 = 15,
        Mask3 = 16,
        Mask4 = 17,
        Alpha = 19,
        Noise2 = 42,
        Mask5 = 43,
        Color3 = 45,
        Mask6 = 46,
        Normal2 = 47,
        Normal3 = 48,
        Normal4 = 49,
        Normal5 = 52,
        DyeMask = 54,
        DyeRamp = 56,
        Roughness = 62,
        Metallic = 63,
        AmbientOcclusion = 81,
        Emissive = 86,
        Alpha2 = 87,
        FlowMap = 88,
        ColorGradient2 = 89,
        Alpha3 = 90,
        Unk93 = 93,
        DissolveMask = 94,
        FurMask = 96,
        FurHeight = 97,
        NoiseAndMask2 = 98,
        Noise3 = 99,
        Noise4 = 100,
        Unk103 = 103,
        Translucency = 104,
        UVDistortion = 105,
        UVDistortion2 = 106,
        Unk107 = 107,
        Mask7 = 108,
        BakedID = 109,
        Roughness2 = 112,
        Roughness3 = 113,
        Roughness4 = 114,
        Roughness5 = 115,
        Metallic2 = 116,
        Unk118 = 118,
        Unk119 = 119,
        AmbientOcclusion2 = 120,
        Unk122 = 122,
        SkinMask = 145,
        Position = 149,
        Rotation = 150,
        Unk198 = 198,
        Unk199 = 199,
        Emissive2 = 201,
        Unk202 = 202,
        Porosity = 205,
        Porosity2 = 206,
        UVMask = 209,
        Normal6 = 212,
        Normal7 = 213,
        Normal8 = 214,
        AmbientOcclusion3 = 215,
        AmbientOcclusion4 = 216,
        AmbientOcclusion5 = 217,
        Roughness6 = 218,
        Roughness7 = 219,
        Roughness8 = 220,
        DetailMask = 221,
        HedBodColor = 234,
        FreckleCOlor = 235
    };

    TextureType type;
    int unk0;
    int textureSnoID;
    int unk1;
    OFFSET4 offs;
    int unk2;
    int unk3;
    int unk4;
    int unk5;

    // read data
    local long save = FTell();
    if (offs.size > 0)
    {
        FSeek(offs.offset + 16);
        UnkSamplerData unkData[offs.size / 32]<optimize=false, bgcolor=cLtYellow>;
    }
    FSeek(save);
    //Printf("%i\n", unk[4]);
};

struct Samplers(int count)
{
    Sampler samplers[count]<optimize=false, bgcolor=cYellow>;
};

Header header<bgcolor=cGreen>;

FSeek(header.offsSamplers.offset + 16);
Samplers samplers(header.offsSamplers.size / 48);