Re: [Matplotlib-users] contourf: black lines connecting contour levels?

[Rick M. <rpm...@gm...>]

Beautiful! The SVN version worked well for this.

I forgot to check whether the workaround for version 0.98.5.3 worked; you
may be right, and I may have simply forgotten to redraw the figure, but I
think I did so (I normally kill my windows between plotting).

Thanks very much for your help with this!

On Fri, Jul 3, 2009 at 1:52 PM, Jae-Joon Lee <lee...@gm...> wrote:

> The example in the cookbool works fine with svn version of mpl.
> So, it seems that this bug has been fixed.
>
> Anyhow, which command (contour or contourf) draws the vertical lines?
> I bet it is contourf. And set_edgecolor("none") for return value of
> contourf should have some effect. Did you redraw the figure?
> Regards,
>
> -JJ
>
>
> On Thu, Jul 2, 2009 at 9:20 PM, Rick Muller<rpm...@gm...> wrote:
> > Oh, and I'm using the Agg backend, I think, whatever is the default.
> >
> > On Thu, Jul 2, 2009 at 7:19 PM, Rick Muller <rpm...@gm...> wrote:
> >>
> >> JJ
> >>
> >> Thanks for the tips. I had seen one of those posts whilst googling
> around
> >> for the bug, but discounted it because I'm not using an alpha value.
> >>
> >> Here are links to one of the cookbook examples, and one of the files
> that
> >> I want to plot:
> >> http://files.getdropbox.com/u/533499/griddata-test.png
> >> http://files.getdropbox.com/u/533499/silicon_donor_10_newplot.png
> >>
> >> I'm using Mac OS 10.5.7, Python 2.6.2, and MPL 0.98.5.3.
> >>
> >> I don't know which bug in the thread you were referring to. I tried the
> >>
> >> >>> for c in CS.collections: c.set_edgecolor("none")
> >>
> >> fix, but it didn't have any effect.
> >>
> >> On Thu, Jul 2, 2009 at 4:49 PM, Jae-Joon Lee <lee...@gm...>
> wrote:
> >>>
> >>> The dropbox link is broken (you need a public url).
> >>> What version of mpl and what backend are you using?
> >>>
> >>> There was a similar problem which has now been fixed.
> >>> Try the work-around described in the thread below, and see if works.
> >>>
> >>> http://www.nabble.com/problems-with-contourf---alpha-td22553269.html
> >>>
> >>>
> >>> Regards,
> >>>
> >>> -JJ
> >>>
> >>>
> >>>
> >>> On Thu, Jul 2, 2009 at 4:26 PM, Rick Muller<rpm...@gm...> wrote:
> >>> > When I do contourf plots in matplotlib, I get lines connecting the
> >>> > contour
> >>> > levels. This doesn't only appear to be an artifact of my plotting
> >>> > algorithms, it appears in this example from the matplotlib cookbook:
> >>> >
> >>> >
> >>> >
> http://www.scipy.org/Cookbook/Matplotlib/Gridding_irregularly_spaced_data
> >>> >
> >>> > at least on my mac.
> >>> >
> >>> > (I think this is the link to the output I get from that:
> >>> >
> https://dl-web.getdropbox.com/get/Photos/griddata-test.png?w=007c9af9
> >>> > )
> >>> >
> >>> > Is there a way to keep these lines from happening? If not, is there a
> >>> > way to
> >>> > turn off all of the black lines separating the contour levels?
> >>> >
> >>> > Thanks in advance,
> >>> >
> >>> > Rick
> >>> >
> >>> > --
> >>> > Rick Muller
> >>> > rpm...@gm...
> >>> >
> >>> >
> >>> >
> ------------------------------------------------------------------------------
> >>> >
> >>> > _______________________________________________
> >>> > Matplotlib-users mailing list
> >>> > Mat...@li...
> >>> > https://lists.sourceforge.net/lists/listinfo/matplotlib-users
> >>> >
> >>> >
> >>
> >>
> >>
> >> --
> >> Rick Muller
> >> rpm...@gm...
> >
> >
> >
> > --
> > Rick Muller
> > rpm...@gm...
> >
>



-- 
Rick Muller
rpm...@gm...