BinaryADTTextureReader

using System;
using System.IO;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;

namespace BinaryReading
{
    class Program
    {
        static void Main(string[] args)
        {
            BinaryReader foo = new BinaryReader(File.Open("C:\\Users\\Exitium\\Desktop\\WoW WoTLK\\World\\Maps\\Maruum\\Maruum_52_16.adt", FileMode.Open));
            MVER mver = ByteToType<MVER>(foo);
            MHDR mhdr = ByteToType<MHDR>(foo);
            foo.BaseStream.Seek(mhdr.mtex - 4, SeekOrigin.Begin);
            string[] mtex = ReadMTEX(foo, mhdr.mmdx, mhdr.mtex);

            /*if (mver.magic == 'MVER' && mver.size == 4 && mver.version == 18)
            {
                Console.WriteLine(mver.version);
                Console.WriteLine(mver.size);
                Console.WriteLine(mver.magic);
                Console.ReadLine();
            }
            else
            {
                Console.WriteLine("This is no WoTLK ADT");
                Console.ReadLine();
            }*/
            foo.BaseStream.Seek(mhdr.mtex, SeekOrigin.Begin);
            foreach (string str in mtex)
            {
                Console.WriteLine(str);
            }
            Console.ReadLine();

        }

        public static string[] ReadMTEX(BinaryReader reader, int mhdr, int mtex)
        {
            char c;
            int lines = 0;
            do
            {
                for (int i = Convert.ToInt32(reader.BaseStream.Position); i < reader.BaseStream.Length; i++)
                {
                    if ((c = (char)reader.ReadByte()) == 0)
                    {
                        ++lines;
                        break;
                    }
                }
            }
            while (reader.BaseStream.Position < mhdr);

            reader.BaseStream.Seek(mtex - 4, SeekOrigin.Begin);
            string[] result = new string[lines - 1];

            int tæller = 0;

            do
            {
                for (int i = Convert.ToInt32(reader.BaseStream.Position); i < reader.BaseStream.Length; i++)
                {
                    if ((c = (char)reader.ReadByte()) == 0)
                    {
                        if ((tæller + 2) < lines)
                        {
                            ++tæller;
                        }
                        break;
                    }
                    result[tæller] += c.ToString();
                }
            }
            while (reader.BaseStream.Position < mhdr);

            return result;
        }

        public static T ByteToType<T>(BinaryReader reader)
        {
            byte[] bytes = reader.ReadBytes(Marshal.SizeOf(typeof(T)));

            GCHandle handle = GCHandle.Alloc(bytes, GCHandleType.Pinned);
            T theStructure = (T)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(T));
            handle.Free();

            return theStructure;
        }

        [StructLayout(LayoutKind.Explicit)]
        public struct MVER
        {
            [FieldOffset(0)]
            public int magic;
            [FieldOffset(4)]
            public int size;
            [FieldOffset(8)]
            public int version;
        }

        [StructLayout(LayoutKind.Explicit)]
        public struct MHDR
        {
            [FieldOffset(0)]
            public int magic;
            [FieldOffset(4)]
            public int size;
            [FieldOffset(8)]
            public int flags;
            [FieldOffset(12)]
            public int mcin;
            [FieldOffset(16)]
            public int mtex;
            [FieldOffset(20)]
            public int mmdx;
            [FieldOffset(24)]
            public int mmid;
            [FieldOffset(28)]
            public int mwmo;
            [FieldOffset(32)]
            public int mwid;
            [FieldOffset(36)]
            public int mddf;
            [FieldOffset(40)]
            public int modf;
            [FieldOffset(44)]
            public int mfbo;
            [FieldOffset(48)]
            public int mh2o;
            [FieldOffset(52)]
            public int mtfx;
        }

    }
}