Hi Werner,
The result is much better if you add shape-rendering="geometricPrecision"
either to the path or the containing group. It may be that by adjusting the
miter limit you could also mitigate/eliminate the issue (the jags look to me
like miters gone wild).
Thomas
On Oct 30, 2012, at 8:23 AM, Werner Guttmann <werner.guttm...@indoqa.com> wrote:
> Hi,
>
> we are trying to transcode an SVG into a PNG using Apache Batik, and we are
> having problems with the quality of some SVG artefacts (mainly pathes, using
> a pattern).
>
> I have attached a small set of files that should be sufficient to assess the
> problem, including ...
>
> 1) A very minimal SVG file (with one pattern definition and a path that
> actually uses that pattern).
> 2) A screen shot of a PNG after transcoding, that shows (for the path jags in
> the upper right area.
>
> Our observations are:
>
> a) When we view the SVG file in e.g. Inkscape, everything looks just fine
> (i.e. the path is smooth and there are no jags).
> b) Once we use Batik to transcode this image to a PNG, we are starting to see
> those jags appear (as with this very path).
>
> One more thing:
>
> - We are not in control of e.g. the pattern definition, as that's controlled
> externally. And the very same SVG is being used on a web site where the
> rendering of SVG artefacts is done through flash and does not cause this
> problem.
>
> Any idea what could be causing this, and what we could do to improve the
> situation for us ?
>
> Kind regards
> Werner Guttmann
> <Path 7.png><highlight-simple-a1.svg>
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