HaloMap.RawData.BSPModel.BSPModel C# (CSharp) Method

        public BSPModel(ref Meta meta)
        {
            if (meta == null)
            {
                MessageBox.Show("ERROR: NO SBSP tag selected!");
                this.BspNumber = -1;
                return;
            }

            this.map = meta.Map;

            string[] temps = meta.name.Split('\\');
            Name = temps[temps.Length - 1];
            BspNumber = map.BSP.FindBSPNumberByBSPIdent(meta.ident);

            switch (map.HaloVersion)
            {
                case HaloVersionEnum.Halo2:
                case HaloVersionEnum.Halo2Vista:
                    // 10x 0.0000010
                    LoadModelStructure(ref meta);
                    // 5x 0.0000010
                    LoadPermutations(ref meta);
                    // Load Decorators
                    LoadUnknowns(ref meta);
                    // 5x 0.0000010
                    Shaders = new BSPShaderContainer(this, ref meta);
                    Display = new BSPDisplayedInfo();
                    // 2x 0.0000010
                    LoadLightmaps();
                    sky = new Sky();
                    LoadSky(ref meta);
                    Spawns = new SpawnInfo(map);
                    // 1x 0.0000010
                    ClusterInfo = ClustersPVS.GetClustersPVSInfo(ref meta);
                    break;
                case HaloVersionEnum.Halo1:
                case HaloVersionEnum.HaloCE:
                    Shaders = new BSPShaderContainer();
                    this.BSPPermutationRawDataMetaChunks = new BSPPermutationRawDataMetaChunk[0];
                    this.LightMapBitmap = new Bitmap[0];
                    this.SceneryLightMapBitmap = new Bitmap[0];
                    this.PermutationInfo = new PermutationPlacement[0];
                    LoadModelStructure(ref meta);

                    Display = new BSPDisplayedInfo();
                    Spawns = new SpawnInfo(map);
                    sky = new Sky();
                    break;
            }
        }