On 3/20/2017 7:45 AM, Bald Eagle wrote:
> OK,
> I spent a good part of the weekend working out a prototype to illustrate what
> I've been thinking about.
>
> First I needed a way to plot out RGB values so they were "flat", so that there
> would be a dimension to extrude the histogram into.
> I took a cue from plotting trinary HPLC solvent systems in a triangle, and after
> much chasing my tail, somehow stumbled upon an RGB color hexagon.
> That worked well enough, so then I needed to discretize it, so that there could
> be as few or as many divisions between color value averages as desired.
>
> (I thought about using HSV, but I was too far into it by that time, and I like
> that the way this is done uses the "native" RGB values.)
>
> After I got that worked out, it took me pretty much the rest of the day to work
> out the processing of the image map RGB values and debug some other unrelated
> coding stupidity.
>
> At long last, I have something which, if not complete and as accurate as it
> could be, demonstrates the idea, and serves as proof of concept.
>
> I hope I have time to better work this out and make the code better and more
> efficient (and faster!)
>

Pretty cool! But how are you going to show the color white? I don't see 
it in the hexagon.

Mike

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