MATLAB SIMULINK 3D ANIMATION - S Guida Utente Pagina 426

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10 Functions — Alphabetical List
10-86
vrnode/isvalid
1 if vrnode object is valid, 0 if not
Syntax
x = isvalid(vrnode_object_vector)
Arguments
vrnode_object_vector Name of an array of vrnode objects to be queried.
Description
This method returns an array that contains 1 when the elements of
vrnode_object_vector are valid vrnode objects, and 0 when they are not.
The vrnode object is considered valid if the following conditions are met:
The parent world of the node exists.
The parent world of the node is open.
The VRML node with the given vrnode handle exists in the parent world.
See Also
isvalid (vrfigure) | vrworld/isvalid
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