#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>

struct Header {
    char numMesh;
    char unknownNumberB;
    char unknownNumberC;
    char unknownNumberD;
    uint32_t padding;   // <format=hex>
    uint64_t unknowOffset;
};

struct MeshHeaders {
    int16_t   numBatch;
    int16_t   numVertex;
    uint32_t  u;        // <format=hex>
    uint64_t  offsetBatches;
    uint64_t  flags;
}; // put these in an array of size: [header.numMesh]

struct Positions {
    float x, y, z;
};

struct Normals {
    float x, y, z;
};

struct UVs {
    int16_t u, v;
};

struct BoneIndexes {
    unsigned char indexes[4]; // from ubyte
};

struct BoneWeights {
    uint16_t weights; // <format=hex>
};

// This is where most of the parsing will be.
// this struct is in-order of what the file format wil have.
struct Batch {
    int16_t   numVertex;
    int16_t   uB;
    uint32_t  padding;           // <format=hex>
    uint64_t  offsetPositions;   // <format=hex>
    uint64_t  offsetNormals;     // <format=hex>
    uint64_t  offsetUVs;         // <format=hex>
    uint64_t  offsetBoneIndexes; // <format=hex>
    uint64_t  offsetBoneWeights; // <format=hex>
    uint64_t  offsets[1];        // <format=hex>
    int64_t pos; // set while parsing batch from ftell();
    // following structs should in an array of size numVertex
    struct Positions    *p;
    struct Normals      *n;
    struct UVs          *u;
    struct BoneIndexes  *bi;
    struct BoneWeights  *bw;
};

struct Mesh {
    struct Batch b;
};

// just for now
// need to separate file operation from the lib later
bool readin(const char *fname) {
    ;
}

int main(int argc, char ** argv) {
    ;
}