internal static Layer Load3dModelFile(string path, string currentMap)
{
Object3dLayer layer = new Object3dLayer();
layer.LoadData(path);
layer.Enabled = true;
layer.Name = path.Substring(path.LastIndexOf('\\') + 1);
LayerList.Add(layer.ID, layer);
layer.ReferenceFrame = currentMap;
AllMaps[currentMap].Layers.Add(layer);
AllMaps[currentMap].Open = true;
version++;
LoadTree();
return layer;
}