Le 15/06/2016 15:35, Bald Eagle a écrit :
> 
> Just wondering how the container for the isosurface examples in the docs was
> pigmented / textured separately from the isosurface proper.
> 
> http://www.povray.org/documentation/view/3.6.1/73/
> 
> "For making it clearer what surfaces are the actual isosurface and what are
> caused by the container object, the color will be different in all the following
> pictures."
> 
> The method used is not explained, nor have I (so far) been able to come up with
> a syntax that the parser accepts.
> 
> 

A basic trick would be along:


intersection {isosurface {
function { ... }
contained_by { box { -2, 2 } }
evaluate 4, 1.18, .7
all_intersections
texture { pigment { color red 1 } }
}
box { -1, 1 scale 1.5 texture { pigment { color blue 1 } } }
}

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