Hi Jean!
I had this idea (see my posting before). My Problem was: How to make it
always face the camera (remember, I am a NEWBY :-)))
Thanks
Christian
> -----Original Message-----
> From: Jean Laleuf [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, June 21, 2001 6:55 PM
> To: [EMAIL PROTECTED]
> Subject: [JAVA3D] Solar coronas (was: [JAVA3D] Background Geometry)
>
>
> You might be able to hack this effect:
> Make a quad that's always oriented towards the camera. Give
> it a texture
> that looks like the corona effect you're after (make sure
> it's transparency
> around the edges of the corona). Scale the quad so the corona
> matches up
> well with the geometry of the star/sun. Make sure the center
> of the quad (ie
> the rotation point) is lined up w/ the center of the star/sun
> sphere. That
> way, it should always look like the corona surrounds the sphere.
> Let me know if this works.
>
> -Jean Laleuf
> [EMAIL PROTECTED]
>
> ps. you could maybe even do some cooler effects with this
> method such as
> solar flares, etc. Could be a lot of fun.
>
> -----Original Message-----
> From: Discussion list for Java 3D API
> [mailto:[EMAIL PROTECTED]]On Behalf Of Corysia Taware
> Sent: Thursday, June 21, 2001 12:37 PM
> To: [EMAIL PROTECTED]
> Subject: Re: [JAVA3D] Background Geometry
>
>
> ----- Original Message -----
> From: "Christian Bartel" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Thursday, June 21, 2001 10:00 AM
> Subject: Re: [JAVA3D] Background Geometry
>
>
> > But, if I travel to a star in Celestia, this star is
> glooming a little
> bit.
> > If I were able to make my sun look somehow like that, I had the
> possibility
> > to make my little scene look rather perfect. Do you know a
> way (in Java3D)
> > to make this? *please* :-)))
> >
>
> I'm sorry, no I don't. I haven't tried to figure that out
> yet. It looks
> like the corona is done with some sort of lens flare
> algorithm, but I don't
> have any experience with simulating that yet.
>
>
>
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