Re: [Matplotlib-users] parametric line color

[Alan G I. <ala...@gm...>]

On 7/30/2011 12:03 AM, Alan G Isaac wrote:
> I'd like to pick the color for each line
> based on its parameter value by mapping
> possible parameter values to the colors
> in a color map (e.g., gist_rainbow),
> retrieving colors one at a time (based
> on the parameter value for a line).



As far as I can tell, the answer is the following.
1. scale the parameter to fall in (0,1)
2. get a color (rgba tuple) as cm.gist_rainbow(scaled_param)
3. plot using that color

This works.

Cheers,
Alan Isaac