POV-Ray : Newsgroups : povray.general : How to change ambient RGB of a material within Blender (for POV-ray)?? : Re: How to change ambient RGB of a material within Blender (for POV-ray)?? Server Time: 22 Sep 2020 13:03:40 GMT
  Re: How to change ambient RGB of a material within Blender (for POV-ray)??  
From: Tor Olav Kristensen
Date: 6 Jul 2020 11:10:00
"tmelram" <taj### [at] yahoocom> wrote:
> William F Pokorny <ano### [at] anonymousorg> wrote:
> > You perhaps need one of the blender guys, but there is in
> > global_settings {} an option called ambient_light which you can set.
> > Say, ambient_light color rgb <0.7,0,0> such that the all ambient colors
> > in a scene get multiplied by that value.
> >
> > If you are not using radiosity and the emission finish components have
> > the rgb sliders/settings you need, perhaps using emission over ambient
> > and option.
> >
> > You could also add a low intensity shadowless light of the color tint
> > you want, but it would be applied to all surfaces. Everything would be
> > tinted. Negative shadowless lights an option too which - depending -
> > might give you better control.
> >
> > Note ambient >0 is applied as an adder to the resultant color everywhere
> > in much the way a shadowless light is. Meaning, you'll get a less
> > visible tint in lit areas too with the ambient_light option. This can be
> > compensated for somewhat by tweaking your normal light source colors.
> >
> > Bill P.
>
> No, you misunderstand.  I mean the ambient rgb for the "finish" of an object,
> not the scene's overall ambient_light rgb.

There is also a "default" keyword:

default {
    finish {
        ambient color rgb <0.7, 0.0, 0.0>
    }
}

--
Tor Olav
http://subcube.com
https://github.com/t-o-k


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