POV-Ray : Newsgroups : povray.unofficial.patches : raw colours : Re: raw colours Server Time
1 Sep 2024 16:18:31 EDT (-0400)
  Re: raw colours  
From: Chris Huff
Date: 8 Feb 2001 06:06:33
Message: <chrishuff-634BE3.06071908022001@news.povray.org>
In article <3A823555.86DE8CE2@rsp.com.au>, Ben Paschke 
<ben### [at] rspcomau> wrote:

> Can someone explain the raw_image post process a little more, please?
> curiously appropriate.

The image is ordinarily clipped to the range 0-1 before post_processing, 
the raw_image filter just copies the raw, unmodified colors into the 
image.
It's main use is when you are using filters that need a bigger dynamic 
range, or if you are expanding the dynamic range of the image. If there 
is ever a way to save the current state to files, you could use this to 
start over and generate multiple post_processed versions per render.

-- 
Christopher James Huff
Personal: chr### [at] maccom, http://homepage.mac.com/chrishuff/
TAG: chr### [at] tagpovrayorg, http://tag.povray.org/

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