Mike Horvath <mik### [at] gmailcom> wrote:
> I want to replace this image on Wikipedia:
>
> https://commons.wikimedia.org/wiki/File:RGB_illumination.jpg
>
> I have already created the lights. The problem I have is the brick wall.
> How do I make a smooth glossy painted brick wall in POVray? All the
> brick wall macros I've looked at have sharp edges.

I suppose you could use an image map as a blurred / smoothed heightfield or
normal map.

Or blob together isosurfaces of a collection of bricks and a plane.

Maybe difference spheres sweeps of varying radius away from a perturbed plane to
create the rounded mortar areas.

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