D:/guillaume/guillara/3D/DXGfx/Backup/DXGfxLib/Serialization/TerrainSurrogate.cs

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using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.Serialization;

namespace DXGfxLib.Serialization
{
    public class TerrainSurrogate : ISerializationSurrogate
    {
        public void GetObjectData(Object obj, SerializationInfo info, StreamingContext context)
        {
            if (obj == null)
            {
                throw new NullReferenceException("No scene object to serialize, this is wrong!");
            }

            Terrain terrain = obj as Terrain;

            if (terrain == null)
            {
                throw new ArgumentException("The Object passed through obj argument is not a scene object, this is wrong!");
            }

            info.AddValue("HeightMap", terrain.heightmapFile, typeof(string));
            info.AddValue("BaseTexture", terrain.baseTextureFile, typeof(string));
            info.AddValue("SecondTexture", terrain.secondTextureFile, typeof(string));
            info.AddValue("SecondTextureHeight", terrain.secondTexHeigth, typeof(float));
        }

        public Object SetObjectData(Object obj, SerializationInfo info, StreamingContext context, ISurrogateSelector selector)
        {
            if (obj == null)
            {
                throw new NullReferenceException("No scene object to serialize, this is wrong!");
            }

            Terrain terrain = obj as Terrain;

            if (terrain == null)
            {
                throw new ArgumentException("The Object passed through obj argument is not a terrain object, this is wrong!");
            }

            terrain.Initialize();
            terrain.heightmapFile = (string)info.GetValue("HeightMap", typeof(string));
            terrain.baseTextureFile = (string)info.GetValue("BaseTexture", typeof(string));
            terrain.secondTextureFile = (string)info.GetValue("SecondTexture", typeof(string));
            terrain.secondTexHeigth = (float)info.GetValue("SecondTextureHeight", typeof(float));

            return null;
        }
    }
}

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