Hi Justin,

>
>I'm a little confused as to when this behavior is executed. The Javadoc
>says:
>
><QUOTE>
>a wakeup on first detection of a Viewplatform's activation region no
>longer intersecting with this object's scheduling region. This gives the
>behavior an explicit means of executing code when it is deactivated.
></QUOTE>
>
>Does this mean that it is a behaviour that I can use to detect when
>someone has removed a piece of geometry from the scenegraph?
>

I'm not quite sure how it can be use to detect geometry remove
from scene. wakeup constructor define a single Bounds
(not node or shape) and it attach to a Behavior.
When this behavior remove from the scene graph the behavior
is gone and it will not trigger.

>Within VRML I really need some sort of listener system that can tell me
>when arbitrary pieces of scenegraph have been removed from the scene so
>I can then compensate other areas (for example, someone removing the
>item that contains the currently bound fog, viewpoint or background).
>I'm wondering if this behavior will do that for me.
>

- Kelvin

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