POV-Ray : Newsgroups : povray.general : Problem with scattering media and .png alpha channel : Re: Problem with scattering media and .png alpha channel Server Time
29 Jul 2024 22:20:42 EDT (-0400)
  Re: Problem with scattering media and .png alpha channel  
From: clipka
Date: 1 Jun 2010 21:46:28
Message: <4c05b7f4$1@news.povray.org>
Am 02.06.2010 03:22, schrieb MadKairon:

> if I use no background and render using +fn32 no media effect is visible.
> Doesn't happen when I use a black background. Is there any way to solve this?

Be aware that the value behind "+fn" does not specify the bits per 
/pixel/, but rather the bit depth of each /color channel/; i.e. "+fn32" 
would correspond to 96 or 128 bits per pixel (depending on whether you 
choose alpha transparency or not).

I guess what you really want is "+fn8 +ua".


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