Re: pfBillboard calculations

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From: Brad Colbert (bcolbert++at++acm.org)
Date: 07/24/2000 12:07:43

Chris,

You could place a pfSwitch node above the billboard node. This
would allow you to select which nodes that you want drawn. You
could also use an pfLOD node to have the selections happen automagically
based on viewing range. 

--
Brad Colbert
GreyStone Technology, Inc.
bcolbert++at++acm.org
(858) 874-7000

christopher.g.dorosky++at++lmco.com wrote:

> hi,
>
> I am attempting to use a large number of billboards in my scene. Each
> billboard seems to get a post-cull (is this right?) callback that aligns it
> to the eye point.
>
> Is it possible to quickly (from a real time point of view)  disable this
> callback, or enable it selectively?
>
> If I have 5000 billboards, I might want to set a limit of only 1000 to be
> updated per frame.
>
> Does anybody have any suggestions?
>
> Chris
>
> Christopher Dorosky
> Lead Electronic Systems Engineer - Real Time Simulation
> Lockheed Martin Missiles and Fire Control - Dallas
> christopher.g.dorosky++at++lmco.com
> 972-603-2349
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