// Load layers
virtual protected void loadLayers(XElement data)
{
_layers = new List <MaterialLayer>();
foreach (XElement layerXml in data.Elements("Layer"))
{
_layers.Add(MaterialLayer.load(layerXml));
}
}
// Load root layer
virtual protected void loadRootLayer(XElement data)
{
_rootLayer = MaterialLayer.load(data.Element("Layer")) as MaterialGroupLayer;
}