POV-Ray : Newsgroups : povray.binaries.images : PigeonTalk graphics : Re: PigeonTalk graphics Server Time
1 Jul 2022 19:03:13 EDT (-0400)
  Re: PigeonTalk graphics  
From: David Buck
Date: 1 Feb 2022 17:51:13
Message: <61f9b961$1@news.povray.org>
I was delighted when I punched in all the numbers and hit Render and it 
came up with the outline of a pigeon.  The first draft was upside down 
and too small, but that was easy to fix.  I rather liked that approach.


On 2022-02-01 4:05 p.m., Kenneth wrote:
> David Buck <dav### [at] simberoncom> wrote:
>> To produce this image, I just brought up the image of a pigeon and
>> captured the coordinates of various points along the profile.  I then
>> used a sweep spline...
> Nice!
> I happen to be working on something similar at the moment, but my shape is made
> by a rather brute-force method, not as elegant as yours: Using eval_pigment to
> 'trace' some high-contrast black/white artwork-- line art, really-- then using
> the found white colors as position indicators and on/off switches to place LOTS
> of spheres side-by-side, to look like a sinuous single object.
> I like your sweep-spline approach better, as well as the fewer chosen points
> along the profile, which is more efficient; I may have to 'borrow' that idea.
> :-)

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