How to get whether an object is hidden in VC++ SDK?

[xiaobin]

How to get whether an object is hidden in VC++ SDK?  When exporting a model to a file, I want to export all visible objects.  How to get whether an object is Selected.

[denisT.MaxDoctor]

see SDK Help ... INode ... IsHidden and IsNodeHidden

[xiaobin]

thanks. very effective.