POV-Ray : Newsgroups : povray.binaries.images : Gamma - The Smoking Gun : Re: Gamma - The Smoking Gun Server Time
19 Apr 2024 03:10:50 EDT (-0400)
  Re: Gamma - The Smoking Gun  
From: Dave Blandston
Date: 22 Dec 2016 03:35:00
Message: <web.585b8fc0f869f0896ae7df010@news.povray.org>
clipka <ano### [at] anonymousorg> wrote:
> - Without proper gamma handling, there is stuff that you just simply
> /cannot/ get right simultaneously (as demontrated with these images); so
> you may need a /lot/ of tweaking to get /somewhat/ close to a realistic
> look, and you'll have to do this /over and over again/ for virtually
> each and every scene, as you'll need to fine-tune yor materials for the
> given lighting conditions and vice versa. On the other hand, with gamma
> 1.0 all it takes is some experience, and once you get your materials
> right you can re-use them quite easily in virtually every lighting
> condition. (Also, with proper gamma handling the number of knobs to
> tweak is smaller, since you never need to fiddle with any of those
> unrealistic hacks like brilliance, reflection exponent, or light source
> fade_power values other than 2.0.)

You have made a believer out of me! The images in this post make it very clear
that gamma 1.0 is correct.

Regards,
Dave Blandston


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