RFR: 8370729: Precision errors in Marlin 0.9.4.6 can cause rendering errors [v2]

[Andy Goryachev]

On Fri, 16 Jan 2026 15:27:18 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

>> Laurent Bourgès has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   made Helpers.ulp public to fix compilation
>
> How much time would it take? As an alternative, do you have a manual test program that will show the error? Given that this is a port of a fix that already went into Java2D, a manual test program might be sufficient (and we can file a follow-up test bug to consider an automated test later).

I am trying to come up with a reproducer, @kevinrushforth  @bourgesl

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PR Comment: https://git.openjdk.org/jfx/pull/2039#issuecomment-3760601113