POV-Ray : Newsgroups : povray.general : Transparency maps : Re: Transparency maps Server Time
27 Jun 2024 16:46:26 EDT (-0400)
  Re: Transparency maps  
From: Alain
Date: 30 Nov 2014 13:09:30
Message: <547b5d5a$1@news.povray.org>
Le 14-11-30 05:47, Ive a écrit :
> Am 30.11.2014 01:44, schrieb Alain:
>> The only thing been that the lower 8 bits will be patched with zeros.
>
> err, no, any decent image processing tool will multiply by 257 instead a
> simple left-shift.
>
> -Ive
>
That 8 bits left shift or multiply by 256 is exactly the same as left 
padding with zeros.


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