POV-Ray : Newsgroups : povray.general : Quality difference btw V3.1 and V3.6 : Re: Quality difference btw V3.1 and V3.6 Server Time
1 Aug 2024 08:16:24 EDT (-0400)
  Re: Quality difference btw V3.1 and V3.6  
From: Zeger Knaepen
Date: 28 Dec 2005 16:04:50
Message: <43b2fdf2$1@news.povray.org>
"Warp" <war### [at] tagpovrayorg> wrote in message 
news:43b1604d@news.povray.org...
>   For the antialiasing problem note that neither v3.1 nor v3.6 handle
> it properly. They both have problems.
>   The antialiasing used in v3.1 doesn't work correctly when there are
> ultrabright but very small (sub-pixel) details. The v3.6 antialiasing
> doesn't work correctly with ultrabright larger areas (over pixel 
size).
> The latter was a "fix" to the former, but it only introduced another
> problem, so it wasn't really a solution.
> 
>   In the vast majority of cases the older antialiasing gives 
better-looking
> results than the newer. AFAIK some kind of new method (perhaps similar 
to
> the tone mapping in megapov) which would fix both problems is being 
studied
> for v3.7.

I still think a bloom-effect would be the best and most realistic 
solution :p

cu!
-- 
#macro G(b,e)b+(e-b)*C/50#end#macro _(b,e,k,l)#local C=0;#while(C<50)
sphere{G(b,e)+3*z.1pigment{rgb G(k,l)}finish{ambient 1}}#local C=C+1;
#end#end _(y-x,y,x,x+y)_(y,-x-y,x+y,y)_(-x-y,-y,y,y+z)_(-y,y,y+z,x+y)
_(0x+y.5+y/2x)_(0x-y.5+y/2x)            // ZK http://www.povplace.com


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