Re: Randomized gradient

["Ken" <kenba_nistu@xxxxxxxxx>]

--- In gimpwin-users@xxxxxxxxxxxxxxx, "Tor Lillqvist" <tml@...> wrote:
>
> > To be honest, I am a little disappointed. I really thought there would
> > be a plugin or script-fu thingy already out there that would do this.
> 
> Well, there can't be scripts for everything. "random gradient" is a
> fuzzy concept. A script would either have tons of parameters and it is
> questionable whether people in general would understand many of them,
> or it would be too simple for some users anyway.
> 
> The basic parameter is how many segments should the gradient consist
> of? Clearly there is no self-evident upper limit for this, so the
> number of segments in a "random" gradient can't simply be evenly
> distributed between one and some limit. So what distribution to use?
> Normal distribution? With what mean and variance? Or some other
> distribution? Or should the number of segments be a fixed number
> entered by the user, and then the rest of the parameters are chosen
> randomly?
> 
> And similar argumentation can be done for all other parameters....
> For each segment, one would have to select how to select the left and
> right end colour, the blending function for the segment, the coloring
> type for it. And for the end colours one would have to select the
> randomisation parameters... Separately uniformly distributed R,G,B? Or
> randomly picked from some more perceptually uniform colour space? Etc,
> etc...
> 
> Have a look at GIMP's gradient editor some time and check what you can
> do with it (right click) and imagine if all that should be randomized,
> how to then set up the randomisation parameters for it all... How
> would the UI look for a script that would take enough parameters to
> randomise all that?
> 
> > I have a program called Ultra Fractal that is used to make fractal art
> > and the ability to randomize the gradient is built in.
> 
> But what kind of gradient is it? What parameters (how many?) does it
> actually randomise?
> 
> --tml


I guess I see what you are saying. A script that does this the way I
want it done may be too ridged and inflexible for others, and writing
a script that will please everyone (or most, anyway) would be a bit of
a nightmare.

--Ken



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