Hi Will,
Bug 4373122 is filed for investigation.
Thanks for your bug report.
- Kelvin
-------------
Java 3D Team
Sun Microsystems Inc.
>X-Unix-From: [EMAIL PROTECTED] Wed Sep 20 20:41:17 2000
>MIME-Version: 1.0
>Date: Wed, 20 Sep 2000 22:35:26 -0500
>From: Will Holcomb <[EMAIL PROTECTED]>
>Subject: [JAVA3D] null pointer error
>To: [EMAIL PROTECTED]
>
>I am not sure if this bug has been documented or not. It occurs when doing
>repeated calls to Group.moveTo(BranchGroup). It is some sort of race
>condition (I use the term loosely becasue I only kinda know what it
>maens) =) becasue if you do it slowly then it works fine. If you do it
>quickly then you get a null pointer exception.
>
>This little test program illustrates it. It is interesting becasue it
>shows one bug with the 1.1 stuff and another with the 1.2. It looks cute
>though in either one. Instructions may be had by running it with -h as an
>argument.
>
>All it does is create a graph with a bunch of color cubes attached below
>rotation interpolators and whenever r is hit it moves one of the cubes
>(via a branch group between the cube and the behavior) to a node not in
>the scene graph. If all the nodes are out then it starts putting them
>back. Just for kicks the cubes are spaced around a circle and also the
>axis of rotation travels in a similar circle at right angles to the
>first. It looks kinda cute if you tell it to do 50 cubes or so (though I
>am running on a dual 450 with a NVidia GeForce so I can't speak on how
>quickly it runs on other people's machines. =)
>
>I just wrote this today and I think it works ok. It might break though. =)
>
>Will Holcomb
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