For now, you can use an empty Group node (a Group node with no children,
not a null reference). In Java 3D 1.2, we will allow null children, so that
you don't have to create a dummy node.
--
Kevin Rushforth
Java 3D Team
Sun Microsystems
[EMAIL PROTECTED]
>Date: Tue, 14 Sep 1999 12:37:42 -0700
>From: Tim Bray <[EMAIL PROTECTED]>
>Subject: [JAVA3D] DistanceLOD with only one child, why not?
>To: [EMAIL PROTECTED]
>
>I have hundreds of (reasonably simple) objects in the scene, and rendering
>was just fine until I pasted Text3D labels on all of 'em. So I wired in
>a DistanceLOD on each Text3D to make it appear when you got close. (Also
>a Billboard, looks cool, leaping into existence and swivelling around).
>Works fine, except for what to show in the distance? I tried doing an empty
>Shape3D, but, well, no geometry, sigh, exceptions. So now I'm doing a short
>transparent line which works fine and doesn't seem to slow down the renderer
>at all, but it feels silly. I tried doing a DistanceLOD with only one child,
>because that seems like the *right* thing - show this when the viewer's close,
>otherwise not. But that doesn't seem to work either. Is there a well-known
>Right Thing To Do? Seems to me that a DistanceLOD whose switch has only
>one child would be very reasonable. -Tim
>
>===========================================================================
>To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
>of the message "signoff JAVA3D-INTEREST". For general help, send email to
>[EMAIL PROTECTED] and include in the body of the message "help".
>
===========================================================================
To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
of the message "signoff JAVA3D-INTEREST". For general help, send email to
[EMAIL PROTECTED] and include in the body of the message "help".