POV-Ray : Newsgroups : povray.general : Feature request (spherize?) : Re: Feature request (spherize?) Server Time
14 Nov 2024 19:18:40 EST (-0500)
  Re: Feature request (spherize?)  
From: Bob Hughes
Date: 19 May 1999 06:03:02
Message: <37427E44.248B818D@aol.com>
Sounds like stuff for the povray.advanced-users group. Thought that was
why it was created, to discuss these "over my head" kind of topics.
Noticed Ken T. hadn't spoken up in here yet and just figured I'd take a
guess at something he might have to say.


"Rune S. Johansen" wrote:
> 
> I would like to see a new new keyword in POV-Ray that could be added to all
> objects.
> It is quite simple, still I don't quite know how to explain it.
> If the keyword was spherize [float] the following:
> box {
>    <-1,-1,-1>, <+1,+1,+1>
>    spherize 1.5
> }
> should make a rounded box from <-2.5,-2.5,-2.5> to <+2.5,+2.5,+2.5>.
> 
> It should sort of extrude any shape in a spherical way so things get bigger
> and rounded.
> It should extend an object so that all points [float] units away from it
> should be included in it.
> 
> You should be able to add it to individual objects in csg and/or to the
> whole csg object as you wish.
> As a non-programmer I would guess it could also support flat objects such as
> disc, triangle ect... These would become solid rounded prisms.
> 
> Hmm, when I think of it, all spherized objects including csg objects
> consisting of multiple objects with different textures would probably need a
> new single texture. I hope not, but anyway, I think the feature would still
> be very usefull.
> 
> I hope you understand what I mean.
> 
> I see lots of uses for this feature:
> A spherized object with white media around the original object would give a
> nice glow that fits to the object.
> With spherize and the right scaling, any object could be morphed into a
> sphere (and from that into another object).
> An kind of alternative to blobs? Not the same at all, but...
> 
> Would that be possible to implement? What about the textures?
> 
> Greetings,
> 
> Rune S. Johansen
> 
> ---
> My POV-Ray 3D Gallery, the POV Desktop Theme,
> and the compiled list
> "you know you have been raytracing too long when..."
> at http://hjem.get2net.dk/rsj

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