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RE: The method of contourf fill
From: |
Jan Tosovsky |
Subject: |
RE: The method of contourf fill |
Date: |
Tue, 16 Sep 2014 22:10:09 +0200 |
On 2014-09-16 Dmitri A. Sergatskov wrote:
> On 2014-09-15 Jan Tosovsky wrote:
>
> > when exporting the following example into a vector graphic
> > (PDF or PS), the final fill consist of narrow triangles,
> > not two circles/polygons of the opposite direction as
> > expected.
> >
> > clf;
> > colormap ('default');
> > x = linspace (-2, 2);
> > [x, y] = meshgrid (x);
> > z = sqrt (x.^2 + y.^2) ./ (x.^2 + y.^2 + 1);
> > contourf (x, y, z, [0.4, 0.4]);
> > title ('Hole should be filled with the background color');
> >
> > Any idea what to fix on my side?
>
> Try using gnuplot backend
>
> graphics_toolkit("gnuplot")
>
> and so on.
>
Thanks, now the results can be saved as EMF. As circles are provided as closed
polygons, they are filled as expected, but they are not still joined into a
single object (a polygon containing the hole). But this is rather cosmetic
issue.
Jan