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From Kirill Grouchnikov <kirill.grouchni...@gmail.com>
Subject Re: Performance and rendering quality degradation between Batik Squiggle 1.9 and 1.11
Date Sat, 17 Aug 2019 21:39:16 GMT
Maybe it the high-DPI support added to Java in one of the newer releases,
and some kind of legacy fallback for apps that don't opt into something?

On Sat, Aug 17, 2019 at 4:02 PM John-Val Rose <john@rosethorn.technology>
wrote:

> OK, after a bit more digging, I stand corrected.
>
>
>
> There doesn’t appear to be any of the aforementioned degradations in Batik
> itself; the issue is with which version of Java you run Squiggle with.
>
>
>
> I have found that all Java versions after JDK 8 show this slower scaling
> and poorer rendering quality.  Even just the splash screen is very
> noticeably more pixelated and SVGs themselves are more grainy.
>
>
>
> I’ve attached some screenshots of both the splash screen and the tiger SVG
> using Java 8 versus Java 10.
>
>
>
> Does anyone know why this is the way it is?
>
>
>
> Graciously,
>
>
>
> John-Val
>
>
>
> *From: *Helder Magalhães <helder.magalhaes@gmail.com>
> *Sent: *Saturday, 17 August 2019 21:36
> *To: *batik-users@xmlgraphics.apache.org
> *Subject: *Re: Performance and rendering quality degradation between
> Batik Squiggle 1.9 and 1.11
>
>
>
> Hi John,
>
>
>
> Could you elaborate a bit on the comparison?
>
> 1. Is it between the same Operating System? And same OS version? Please
> state which one/ones are they.
>
> 2. Is it between the same JRE/JDK (Oracle/OpenJDK/etc.)? And same
> versions? Please state which one/ones are they.
>
>
>
> Also, given it's a quality difference, one or two pairs of screenshots
> between same content in the two environments would quite improve the
> explanation.
>
>
> Regards,
> Helder Magalhães
>
>
>
> A Sáb, 17/08/2019, 06:54, John-Val Rose <john@rosethorn.technology>
> escreveu:
>
> Does anyone know why there appears to be a noticeable degradation in both
> rendering/scaling performance and also in rendering quality of SVGs in
> Squiggle between Batik 1.9 and 1.11?
>
>
>
> What are the major changes that may have resulted in this degradation?
>
>
>
> Graciously,
>
>
>
> John-Val
>
>
>
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