Lee:
You have discovered a bug with OrderedGroup.moveTo. A bug 4447901 has
been filed to track this problem and will be fixed in the next release. Also
note that depth-ordered transparency will be supported in Java3D 1.3.
-Uma
Java3D Team
> MIME-Version: 1.0
> Date: Thu, 19 Apr 2001 12:19:04 -0400
> From: "J. Lee Dixon" <[EMAIL PROTECTED]>
> Subject: [JAVA3D] Exception with using Group.moveTo(BranchGroup) for nested
Ordered Groups
> To: [EMAIL PROTECTED]
>
> Well, as I mentioned before, I finally got my range ordering working for
> transparent objects. But the function I use to reorder objects in the
> OrderedGroup was:
> myOrderedGroup.moveTo(BranchGroup)
> This function is really meant to move a BranchGroup from one part of the
> scene to another. Well, it worked for a while until I started having
> OrderedGroup nodes under other OrderedGroups. Then I got this nasty
> thing:
>
> java.lang.IndexOutOfBoundsException: Index: -1, Size: 4
> at java.util.ArrayList.RangeCheck(ArrayList.java:491)
> at java.util.ArrayList.set(ArrayList.java:323)
> at
> javax.media.j3d.OrderedBin.addRemoveOrderedCollection(OrderedBin.java:80
> )
> at javax.media.j3d.RenderBin.updateObject(RenderBin.java:362)
> at
> javax.media.j3d.MasterControl.updateMirrorObjects(MasterControl.java:236
> 6)
> at
> javax.media.j3d.MasterControl.runMonitor(MasterControl.java:2970)
> at javax.media.j3d.MasterControl.doWork(MasterControl.java:2591)
> at
> javax.media.j3d.MasterControlThread.run(MasterControlThread.java:28)
>
> So, I switched back to just doing removeChild() on all the objects and
> re-adding them (using addChild) and the exception went away.
>
> I didn't get a response back, but how are other people doing this? Do
> people use multiple OrderedGroups or just one big one? I'm actually
> making my ordered groups in 3D studio.
>
> -Lee
>
> J. Lee Dixon
> SAIC - Celebration, FL
> 321-939-7917
> [EMAIL PROTECTED] AOL: LeeOrlando
>
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