[OpenJDK 2D-Dev] [PATCH] 8210058: Algorithmic Italic font leans opposite angle in Printing

[Dmitry Batrak]

Hello,

Still trying.
Any volunteers to sponsor/review?

Best regards,
Dmitry Batrak

On Tue, Nov 5, 2019 at 11:27 AM Dmitry Batrak <dmitry.batrak at jetbrains.com>
wrote:

> Hello,
>
> Let me repeat the request.
> Any volunteers to sponsor/review?
>
> Best regards,
> Dmitry Batrak
>
> ---------- Forwarded message ---------
> From: Dmitry Batrak <dmitry.batrak at jetbrains.com>
> Date: Thu, Aug 29, 2019 at 1:58 PM
> Subject: [PATCH] 8210058: Algorithmic Italic font leans opposite angle in
> Printing
> To: 2d-dev <2d-dev at openjdk.java.net>
>
>
> Hello,
>
> I'd like to submit a patch for JDK-8210058. I'm not a Committer, so I'll
> need someone to sponsor this change.
>
> The issue is related to the implementation of algorithmic italics in
> FreeType font scaler. At the moment it uses FT_GlyphSlot_Oblique, but its
> implementation doesn't take into account the glyph transform, previously
> set using FT_Set_Transform, and FreeType developers don't seem to have any
> interest in changing that (see
> https://savannah.nongnu.org/bugs/index.php?54565).
> The proposed solution is to include corresponding shear transform
> explicitly in matrix passed to FT_Set_Transform instead of using
> FT_GlyphSlot_Oblique.
> Proposed patch doesn't add any tests, as the change only impacts glyph
> rendering, and I couldn't think of a reliable way to test that
> automatically. Existing automated tests from OpenJDK pass after the fix.
>
> Issue:  https://bugs.openjdk.java.net/browse/JDK-8210058
> Webrev: http://cr.openjdk.java.net/~dbatrak/8210058/webrev.00/
>
> Best regards,
> Dmitry Batrak
>
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