POV-Ray : Newsgroups : povray.pov4.discussion.general : Feature request: Texture / Finish adjustments : Re: Feature request: Texture / Finish adjustments Server Time
3 May 2024 10:08:59 EDT (-0400)
  Re: Feature request: Texture / Finish adjustments  
From: SharkD
Date: 13 Jul 2008 00:55:01
Message: <web.48798a366ac539c85ae0bed40@news.povray.org>
"Reactor" <rea### [at] hotmailcom> wrote:
> Currently it seems that the top most finish in a layered texture overrides all
> finishes below it.  This is usually undesirable, and while it can sometimes be
> overcome, it would be nice to have a property that allows one to specify the
> degree to which a texture is applied.  This would be similar to what transmit
> does with colors by allowing the underlying color to show through, except it
> would work for the entire texture, including the finish and normal properties.
>
>
> I would also like to see the finish statement changed so that it would able to
> accept functions and patterns much like pigments or normals.  I also would like
> to see the ambient vector be changed from a color 3 vector to a full rgbft
> vector.  This would allow for unlit parts of objects to be striking
> transparent, and the lit portions less visibly so, which is useful for certain
> things involving the alpha channel.
>
> It would also be nice to have the specular float value changed to a color vector
> (roughness should stay float, as it determines the size of the highlight).
>
>
>
> -Reactor

I think the program is supposed to behave this way. For instance, if you don't
use transmit or filter, then the top-most texture's pigment will completely
obscure any underlying textures' pigments. If you want different finishes then
you'll have to use a texture_map.

-Mike


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