POV-Ray : Newsgroups : povray.newusers : Media density : Re: Media density Server Time
28 Apr 2024 18:51:00 EDT (-0400)
  Re: Media density  
From: clipka
Date: 25 Jul 2016 04:56:26
Message: <5795d43a$1@news.povray.org>
Am 25.07.2016 um 10:32 schrieb Stephen:
> On 7/25/2016 8:21 AM, Thomas de Groot wrote:
>> On 25-7-2016 8:57, Thomas de Groot wrote:
>>> On 24-7-2016 18:09, clipka wrote:
>>>> Am 24.07.2016 um 12:50 schrieb Thomas de Groot:
>>>>
>>>>> Also be aware that in a density pattern colours are
>>>>> interpreted as grey tints.
>>>>
>>>> Actually, no, they're not. They do modify the media's effective colour.
>>>>
>>>
>>> Yes, but are the 'colours' used /inside/ the density statements not read
>>> as grey tints? That is what I have understood (which doesn't mean
>>> anything of course). ;-)
>>
>> I looked that up and was put back right on my feet again. I must have an
>> alternate universe documentation file in my head... :-)
> 
> That's what I thought. That it averaged the colour values.
> Where about in the documentation. Do you have a reference?

It is neither a grey value, nor a plain average.

I suspect your misconceptions may have their roots somewhere in the fact
that there are two knobs available to introduce colour to media: The
`emission`, `scattering` or `absorption` statement, respectively, and
the `density` statement.


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