On Sun, Sep 27, 2009 at 3:04 PM, Jae-Joon Lee <lee.j.j...@gmail.com> wrote:
> Take a look at the examples/pylab_examples/demo_agg_filter.py
>
> Attached is a simple example that shows a line with gradient.
> However, the current image filter does not know about the data
> coordinate of the input image. Therefore, if you want to have your
> gradient stops at certain data values, you need to specify this in
> some manual way when you create the filter.
>
> Maybe the second approach that I mentioned might be more reasonable.
>
Agree. That first code is not an easy bite for me. I can tackle the second
one easily.
Thanks for the advice and pointers :)
>
> Regards,
>
> -JJ
>
>
>
>
> On Sun, Sep 27, 2009 at 2:25 AM, Gökhan Sever <gokhanse...@gmail.com>
> wrote:
> >
> >
> > On Sat, Sep 26, 2009 at 10:16 PM, Jae-Joon Lee <lee.j.j...@gmail.com>
> wrote:
> >>
> >> The gradient, in general, is not supported by matplotlib yet.
> >> If you're only interested in raster format outputs (like png), I
> >> think you can use agg_filter functionality (but you need svn version
> >> of mpl).
> >
> > Could you give me a pointer on this where to look for the agg_filter,
> since
> > the search option doesn't yield any helpful results.
> >
> > I use the svn compiled matplotlib and docs.
> >
> > Thanks.
> >
> >
> >>
> >> Other wise, I guess your best bet is to divide you line into many
> >> segments and color them differently.
> >>
> >> -JJ
> >>
> >>
> >> On Sat, Sep 26, 2009 at 10:27 PM, Gökhan Sever <gokhanse...@gmail.com>
> >> wrote:
> >> > Hello,
> >> >
> >> > Is it possible use a gradient color say from blue to red and/or
> >> > specifying
> >> > certain color threshold for a line plot (i.e I have air temperature
> >> > plotted
> >> > and I want to segment the color of the plot for temp > 0C red, and
> below
> >> > 0
> >> > make it blue.) Would be much nicer with gradient however I am content
> >> > for
> >> > the second option as well :)
> >> >
> >> > Thanks.
> >> >
> >> > --
> >> > Gökhan
> >> >
> >> >
> >> >
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> >
> >
> > --
> > Gökhan
> >
>
--
Gökhan
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