Add a custom block to Minecraft Windows 10 Edition (not complete code)

customblocksnippet.cpp

static uintptr_t** mBlocks = (uintptr_t**) (((uint8_t*)baseAddr) + 0xA75750);
static TextureUVCoordinateSet myCustomTexture{0.0F,0.0F,0.0625F,0.0625F,16,16,1,1};

TextureUVCoordinateSet& customGetTexture()
{
    return myCustomTexture;
}

uint32_t customGetColor()
{
    return 0x0000FF00; // blue
}

void CreateCustomBlock(uint8_t blockId, std::string name)
{
    uintptr_t* myBlock = (uintptr_t*) malloc(188); // one block = 188 bytes
    uintptr_t* copyBlock = mBlocks[19]; // block id 19, sponge
    memcpy(myBlock, copyBlock, 188);
    *((uintptr_t***) myBlock) = (uintptr_t**) malloc(120*8); // 120 vtable entries * 8 bytes per entry
    memcpy(*((uintptr_t***) myBlock), *((uintptr_t***) copyBlock), 120*8);
    *(((uint8_t*) myBlock) + 88) = blockId;
    // setup block vtable
    (*((uintptr_t***) myBlock))[60] = (uintptr_t*) &customGetColor;
    (*((uintptr_t***) myBlock))[11] = (uintptr_t*) &customGetTexture;
    mBlocks[blockId] = myBlock;
}