[OpenJDK 2D-Dev] RFR[14]: JDK-8230728 : Thin stroked shapes are not rendered if affine transform has flip bit

[Laurent Bourgès]

Thanks,
I pushed: https://hg.openjdk.java.net/jdk/client/rev/7f55aad34ac4

Laurent

Le mar. 10 sept. 2019 à 07:47, Jayathirth Rao <jayathirth.d.v at oracle.com> a
écrit :

> +1.
>
> Thanks,
> Jay
>
> On 10-Sep-2019, at 3:18 AM, Phil Race <philip.race at oracle.com> wrote:
>
> Approved.
>
> -phil.
>
> On 9/6/19 2:15 PM, Laurent Bourgès wrote:
>
> Hi,
>
> Please review this bug fix for the Marlin renderer (present in Pisces code
> since JDK 6?):
> JBS: https://bugs.openjdk.java.net/browse/JDK-8230728
> webrev: http://cr.openjdk.java.net/~lbourges/marlin/marlin-8230728.0/
>
> This patch fixes a NaN handling in userSpaceLineWidth() when the affine
> transform determinant is negative (flip bit is ON)
>
> Changes:
> - MarlinRenderingEngine: use abs(at.getDeterminant()) to ensure positive
> value before using sqrt
> - FlipBitTest: new jtreg test reproducing the original problem drawing a
> thin ellipse with a flipped transform
>
> Cheers,
> Laurent
>
>
>
>

-- 
-- 
Laurent Bourgès
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