POV-Ray : Newsgroups : povray.advanced-users : alpha channel (+ua) makes media invisible? : Re: alpha channel (+ua) makes media invisible? Server Time
1 Jul 2024 06:06:22 EDT (-0400)
  Re: alpha channel (+ua) makes media invisible?  
From: Alain
Date: 25 Jan 2010 20:24:17
Message: <4b5e4441$1@news.povray.org>

> Warp<war### [at] tagpovrayorg>  wrote:
>>    That's also the reason why emissive media is invisible against a white
>> background. Emissive media only adds to the passing rays, and adding something
>> to white results in white (after color clamping).
>
>    I wonder if it makes a difference when outputting to HDRI. (After all,
> HDRI pixels are non-clamped.)
>

I think that it will show in that case. Have to try it.


Alain


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