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Date: Sun, 29 Oct 1995 18:46:54 -0500 (EST)
From: Joe Angell <[e-mail]>
Subject: Re: Nebulae, misty starfields,glowing dots and other cool stuff
To: Brenden Mecleary <[e-mail]>
Cc: Vaibhav Goel <[e-mail]>, [e-mail]
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> >Glowing/twinkling starfields would be good too.
> >
>
> Very simple.  Get your starfield object (or randomst.lwo from your objects\space
> directory), and set the luminousity to 100%.  Apply the fractal noise texture,
> with frequencies set to 1, to the luminousity for the stars.  Have the value of
> the texture as dim as the faintest star you want.  Then, give it a SMALL velocity
> (perhaps 0.01) in any axis, and the stars will appear to have a varying
> brightness which will change over time, giving them a "twinkling" appearance!

Just remember, you only want twinkling stars when you're looking from
Earth to space! (twinkling occurs due to the distortion (refraction?) of
the light from the stars through the atmosphere, and thus "twinkling".
No atmomsphere in spoace, so no twinkling).

-- Joe
--
Joe Angell <[e-mail]> sent this message.
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