POV-Ray : Newsgroups : povray.general : Transparency maps : Re: Transparency maps Server Time
27 Jun 2024 16:47:16 EDT (-0400)
  Re: Transparency maps  
From: Ive
Date: 30 Nov 2014 20:19:01
Message: <547bc205$1@news.povray.org>
Am 30.11.2014 19:09, schrieb Alain:
> 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.

257 != 256

-Ive


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