public static ModelData Load(Stream stream)
{
ModelData modelData = new ModelData();
Collada.ColladaRoot colladaRoot = new Collada.ColladaRoot(XElement.Load(stream));
if (colladaRoot.Scene.VisualScene.Nodes.Count > 1)
{
ModelBoneData modelBoneData = new ModelBoneData();
modelData.Bones.Add(modelBoneData);
modelBoneData.ParentBoneIndex = -1;
modelBoneData.Name = string.Empty;
modelBoneData.Transform = Matrix.Identity;
using (List <Collada.ColladaNode> .Enumerator enumerator = colladaRoot.Scene.VisualScene.Nodes.GetEnumerator())
{
while (enumerator.MoveNext())
{
Collada.ColladaNode node = enumerator.Current;
Collada.LoadNode(modelData, modelBoneData, node, Matrix.CreateScale(colladaRoot.Asset.Meter));
}
goto IL_104;
}
}
foreach (Collada.ColladaNode node2 in colladaRoot.Scene.VisualScene.Nodes)
{
Collada.LoadNode(modelData, null, node2, Matrix.CreateScale(colladaRoot.Asset.Meter));
}
IL_104:
foreach (ModelBuffersData modelBuffersData in modelData.Buffers)
{
Collada.IndexVertices(modelBuffersData.VertexDeclaration.VertexStride, modelBuffersData.Vertices, out modelBuffersData.Vertices, out modelBuffersData.Indices);
}
return(modelData);
}
private static ModelBoneData LoadNode(ModelData data, ModelBoneData parentBoneData, Collada.ColladaNode node, Matrix transform)
{
ModelBoneData modelBoneData = new ModelBoneData();
data.Bones.Add(modelBoneData);
modelBoneData.ParentBoneIndex = ((parentBoneData != null) ? data.Bones.IndexOf(parentBoneData) : -1);
modelBoneData.Name = node.Name;
modelBoneData.Transform = node.Transform * transform;
foreach (Collada.ColladaNode node2 in node.Nodes)
{
Collada.LoadNode(data, modelBoneData, node2, Matrix.Identity);
}
foreach (Collada.ColladaGeometry geometry in node.Geometries)
{
Collada.LoadGeometry(data, modelBoneData, geometry);
}
return(modelBoneData);
}
