public override void Init()
        {
            //Crear SkyBox
            skyBox        = new TgcSkyBox();
            skyBox.Center = new Vector3(0, 500, 0);
            skyBox.Size   = new Vector3(10000, 10000, 10000);
            var texturesPath = MediaDir + "Texturas\\Quake\\SkyBox LostAtSeaDay\\";

            skyBox.setFaceTexture(TgcSkyBox.SkyFaces.Up, texturesPath + "lostatseaday_up.jpg");
            skyBox.setFaceTexture(TgcSkyBox.SkyFaces.Down, texturesPath + "lostatseaday_dn.jpg");
            skyBox.setFaceTexture(TgcSkyBox.SkyFaces.Left, texturesPath + "lostatseaday_lf.jpg");
            skyBox.setFaceTexture(TgcSkyBox.SkyFaces.Right, texturesPath + "lostatseaday_rt.jpg");
            skyBox.setFaceTexture(TgcSkyBox.SkyFaces.Front, texturesPath + "lostatseaday_bk.jpg");
            skyBox.setFaceTexture(TgcSkyBox.SkyFaces.Back, texturesPath + "lostatseaday_ft.jpg");
            skyBox.Init();

            //Cargar escenario de Isla
            var loader = new TgcSceneLoader();
            var scene  = loader.loadSceneFromFile(MediaDir + "Isla\\Isla-TgcScene.xml");

            //Separar el Terreno del resto de los objetos
            var list1 = new List <TgcMesh>();

            scene.separeteMeshList(new[] { "Terreno" }, out list1, out objetosIsla);
            terreno = list1[0];

            //Crear Octree
            octree = new Octree();
            octree.create(objetosIsla, scene.BoundingBox);
            octree.createDebugOctreeMeshes();

            //Camara en 1ra persona
            Camara = new TgcFpsCamera(new Vector3(1500, 800, 0), Input);

            Modifiers.addBoolean("showOctree", "Show Octree", false);
            Modifiers.addBoolean("showTerrain", "Show Terrain", true);
        }