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From: Gökhan S. <gok...@gm...> - 2009-09-27 20:32:51
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On Sun, Sep 27, 2009 at 3:04 PM, Jae-Joon Lee <lee...@gm...> 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 <gok...@gm...> > wrote: > > > > > > On Sat, Sep 26, 2009 at 10:16 PM, Jae-Joon Lee <lee...@gm...> > 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 <gok...@gm...> > >> 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 > >> > > >> > > >> > > ------------------------------------------------------------------------------ > >> > Come build with us! The BlackBerry® Developer Conference in SF, CA > >> > is the only developer event you need to attend this year. Jumpstart > your > >> > developing skills, take BlackBerry mobile applications to market and > >> > stay > >> > ahead of the curve. Join us from November 9-12, 2009. Register > >> > now! > >> > http://p.sf.net/sfu/devconf > >> > _______________________________________________ > >> > Matplotlib-users mailing list > >> > Mat...@li... > >> > https://lists.sourceforge.net/lists/listinfo/matplotlib-users > >> > > >> > > > > > > > > > -- > > Gökhan > > > -- Gökhan |