IDirect3DRMPickedArray Interface Method Groups
Applications use the methods of the IDirect3DRMPickedArray interface to organize pick objects. The methods can be organized into the following groups:
Information GetPick
IUnknown AddRef
All COM interfaces inherit the IUnknown interface methods, which are listed in the "IUnknown" group above. These three methods allow additional interfaces to be added to the Direct3DRMPickedArray object without affecting the functionality of the original interface. In addition, the IDirect3DRMPickedArray interface inherits the following methods from the IDirect3DRMObject interface:
The Direct3DRMPickedArray object is obtained by calling the IDirect3DRMViewport::Pick method.