FbxCluster类的描述:
FbxNode* FbxCluster::GetLink () 函数的描述:
Get the link node.
The link node is the node which influences the displacement of the control points. Typically, the link node is the bone a skin is attached to.
Returns: The link node or NULL if FbxCluster::SetLink() has not been called before.
Humanoid.fbx场景结构(粗略):