private void LoadVertexLayoutsByXPathNavigator(XPathNavigator navigator)
{
//material definitions
XPathNodeIterator vertexLayouts;
try
{
vertexLayouts = navigator.Select("/Object/Array[@Name='InputLayouts']/Object[@Class='InputLayout']");
}
catch (Exception)
{
return;
}
while (vertexLayouts.MoveNext())
{
VertexLayout vertexLayout = VertexLayout.LoadFromXPathNavigator(vertexLayouts.Current);
if (vertexLayout != null && false == VertexLayouts.ContainsKey(vertexLayout.NameHash))
{
VertexLayouts.Add(vertexLayout.NameHash, vertexLayout);
}
}
}