/// <summary>
/// Loads Collada Data from File
/// </summary>
/// <param name="fileName"></param>
/// <returns></returns>
public static Collada LoadFromFile(string fileName)
{
try
{
Collada collada = null;
XmlSerializer serializer = new XmlSerializer(typeof(Collada));
using (TextReader stream = new StreamReader(fileName))
collada = (Collada)(serializer.Deserialize(stream));
return(collada);
}
catch (Exception ex)
{
Debug.WriteLine(ex.ToString());
return(null);
}
}
/// <summary>
///
/// </summary>
/// <param name="filePath"></param>
/// <returns></returns>
public IOScene GetScene(string filePath)
{
// generate a new scene
IOScene scene = new IOScene();
// load collada file
_collada = Collada.LoadFromFile(filePath);
// failed to load collada file
if (_collada == null)
{
return(scene);
}
// load material library's to scene
if (_collada.Library_Materials != null)
{
foreach (var mat in _collada.Library_Materials.Material)
{
scene.Materials.Add(LoadMaterial(mat));
}
}
// look through all visual scene
foreach (var colscene in _collada.Library_Visual_Scene.Visual_Scene)
{
// treat each scene as a "model"
IOModel model = new IOModel()
{
Name = colscene.Name
};
// scan skeletons
List <string> skelIDs = new List <string>();
foreach (var v in colscene.Node)
{
if (GetSkeletonReferences(v, out List <string> joints))
{
foreach (var j in joints)
{
if (!skelIDs.Contains(j))
{
skelIDs.Add(j);
}
}
}
}
// load nodes
foreach (var v in colscene.Node)
{
LoadNodes(v, null, model, skelIDs);
}
// add model
scene.Models.Add(model);
}
// cleanup
_collada = null;
// done
return(scene);
}