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Article #8896

Re: The Old Golfball

#8896
From: Wooly Mittens
Date: Wed, 27 Mar 1996 15:30
25 lines
1531 bytes
gmead@io.org (Glen Mead) wrote:
>
> Hi All,
>  
>   As a fairly inexperienced 3D animator, I'm trying to model a golf ball.  
> However, simply bump mapping a series of dimples (actually one dimple, 
> multiple copies) wrapped around a sphere does not create a realistic looking 
> golf ball...although it may do in a pinch.  The problem is that the spacing, 
> size, and shape of the dimples changes due to the wrap while all these 
> elements are consistent on a real golf ball.  How does one model a truly 
> realistic looking golf ball?  If anybody could give me some pointers on how 
> to do this (or find the necessary files to do so) it would be greatly 
> appreciated.  For the recorde, I am using Alias Animator 6.0 (not Power 
> Animator).  Thank-you in advance.
> 
> Glen Mead - gmead@io.org

One way would be to make a map of the entire golfball and correct
to the north and south pole for the distortion.
This can be done by streching the map in dpaint by wrap-filling
an hour-glass shape.

But I'm sure a procedural texture exists for this (check aminet)

Wooly Mittens.
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From: Wooly Mittens <0201367@ptfe12.hro.nl>
Newsgroups: comp.sys.amiga.graphics,comp.graphics.apps.lightwave,alt.3d,comp.sys.sgi.graphics,alt.design.graphics
Subject: Re: The Old Golfball
Date: 27 Mar 1996 15:30:57 GMT
Organization: Delft University of Technology
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