POV-Ray : Newsgroups : povray.beta-test : Known Bugs 21 Jan 2002 : Re: Known Bugs 21 Jan 2002 Server Time
30 Jul 2024 02:27:42 EDT (-0400)
  Re: Known Bugs 21 Jan 2002  
From: Mike Williams
Date: 21 Jan 2002 14:57:50
Message: <wc9bYSAwIHT8Ewms@econym.demon.co.uk>

>On 21 Jan 2002 07:35:35 -0500, Warp <war### [at] tagpovrayorg> wrote:
>> : non hollow flat disc
>> : http://news.povray.org/mi9t3uophkvlv9hfah5uv7enn2pamhuvd7@4ax.com
>>
>>  This is not a bug and thus it's IMO wrongly listed as one. The disc object
>> was originally designed to work as it does currently, and it works as 
>designed,
>> and thus it's not buggy.
>>  Of course another question is whether the current behaviour is the best one,
>> but that's a discussion about a feature change, not a bug fix.
>>   I think that some subcategory should be made for this kind of things.
>
>At least it is a documentation bug. Documentation says disc is another 'finite'
>but considering discussed design it is infinite and it is simple to show it
>with:
>
>#include "strings"
>#local P=rgb 1;
>#local At=-y;
>#while(P.gray=1)
>  #local P=eval_pigment(pigment{object{disc{0 y 1}color rgb 0 color rgb 1}},At);
>  #local At=At-y;
>  #debug concat(CRGBStr(P, 0, -1),"\n")
>#end

I'll move it into my "unconfirmed" file for now.

-- 
Mike Williams
Gentleman of Leisure


Post a reply to this message

Copyright 2003-2023 Persistence of Vision Raytracer Pty. Ltd.